桥梁(飞鸟)

DIGITAL SIGNATURE GENERATION METHOD AND APPARATUS, AND COMPUTER DEVICE

Disclosed are a digital signature generation method and apparatus, and a computer device. The method comprises the following steps: selecting, from values of at least two key value pairs, a specified digit of characters to form an initial character string; conducting encryption processing on the initial character string to generate an encrypted character string; and generating a digital signature according to the encrypted character string. Since the way in which a character is selected is self-defined, the complexity of a generation rule of a digital signature is increased, thereby improving the security of the digital signature.

VEHICLE-MOUNTED SYSTEM-BASED SEARCH METHOD AND APPARATUS

A vehicle-mounted system-based search method and apparatus. The method comprises the following steps: interrupting execution of an onQueryTextChange function when a user inputs characters to a search box (S11); monitoring whether a search instruction is received (S12); and if the search instruction is received, searching a database for data containing the characters in the search box (S13). According to the method, the execution of the onQueryTextChange function is interrupted during the process of inputting the characters to the search box by the user, and a search is executed only when the search instruction is received, so that frequent execution of a thread and frequent refreshing of a list adapter caused by frequent execution of the onQueryTextChange function during the character input process are prevented, occupation of a large amount of system resources during the search process is avoided, and the problems such as low program running speed and interface stuttering during the search ...

Circuit overhauls uses driving

... 本实用新型涉及种线路检修用飞车，解决了现有技术中的飞车安全性差的不足。本实用新型提供的种线路检修用飞车，滑轮通过转轴固定在轮架上，并且转轴端设有延伸到轮架外的延伸部，延伸部与驱动滑轮的驱动机构连接，技术人员需要在导线上移动时，可以方便地操作驱动机构使滑轮转动，从而控制飞车在导线上移动，相对于现有技术，技术人员利用驱动机构移动飞车，大大减小了技术人员的劳动强度，而且技术人员在移动飞车时不需要作剧烈运动，提高了技术人员检修导线时的安全性。 ...

Low-loss high-heat-dissipation packaging structure and method for millimeter wave solid-state power amplifier

The invention discloses a millimeter wave solid-state power amplifier low-loss high-heat-dissipation packaging structure and method, the millimeter wave solid-state power amplifier low-loss high-heat-dissipation packaging structure comprises a power amplifier chip and a packaging structure main body, the power amplifier chip is installed on a heat sink area of the packaging structure main body, the heat sink area is made of a graphite/copper composite material, and the content of graphite is 55%-65%. According to the invention, the heat sink of the power amplifier chip and the packaging box body are manufactured into a whole when the packaging material is manufactured, and the power amplifier chip is directly assembled in the heat sink area of the packaging body, so that one-stage transition is reduced. Therefore, an interface generated when the power amplifier chip heat sink and the assembly packaging box body are assembled is eliminated. The heat dissipation efficiency of the heat dissipation ...

Mixed flow assembly processing system batch plan optimization method based on material neatness

The invention belongs to the related technical field of production schedule optimization, and discloses a mixed-flow assembly processing system batch plan optimization method based on material neatness, and the method comprises the steps: building a mixed-flow assembly processing plan integrated optimization model with the minimum cost of finished product stock and in-process stock as the target; setting that the total cost confidence coefficient and the external demand are all satisfied confidence coefficient constraints, and re-describing the mixed flow assembly processing plan integrated optimization model as a two-stage fuzzy opportunity constraint programming model; rewriting the two-stage fuzzy opportunity constrained programming model into a multi-layer programming model; and solving the multilayer planning model based on a mixed algorithm of a radial basis function network, a particle swarm algorithm and a cross entropy method. According to the invention, the lowest in-process product ...

Method and device for monitoring surface subsidence of mining area and electronic equipment

The invention provides a mining area surface subsidence monitoring method and device and electronic equipment. The method comprises the steps of obtaining multiple pieces of position data of the earth surface of a mining area; performing first data fusion on the multiple pieces of position data to obtain an initial data set; according to the position data corresponding to different areas in the mining area, performing second data fusion on the data of the corresponding areas in the initial data set to obtain a target data set; and detecting the subsidence degree of the earth surface of the mining area according to the target data set. According to the scheme, the multiple pieces of position data of the earth surface of the mining area can be obtained, the target data set can be obtained according to the mapping relation among the multiple pieces of position data in a two-time data fusion mode, the target data set can well adopt the relevance among different pieces of position data, and ...

METHOD AND APPARATUS FOR ASSISTING WITH AUTOMOBILE POSITIONING

The present invention belongs to the field of automobile services. Disclosed are a method and apparatus for assisting with automobile positioning. The main steps of the method are: monitoring to see whether current position information has been acquired; if not, retrieving pre-stored first automobile position information of a previous moment, and first time information corresponding thereto; acquiring current time information; acquiring a pre-driving speed; calculating a first time interval between the current time information and the first time information, and calculating a simulated travel range of an automobile according to the pre-driving speed and the first time interval; and analyzing the current position according to the simulated travel range and the first automobile position information. The present invention can assist with automobile positioning, and can simulate and calculate the position of an automobile even if the automobile loses contact with a server during travel, such ...

Automatic threading machine for side plate of kitchen cabinet and process method of automatic threading machine

The invention discloses a kitchen cabinet side plate automatic threading machine and a technological method thereof, the kitchen cabinet side plate automatic threading machine is composed of a base, a main frame plate, a threading feeding module, a first moving module, a first support, a clamping module, a material table and a second moving module, and the first moving module and the clamping module are combined to achieve the clamping action on kitchen cabinet side plate material pieces; the wire penetrating and feeding module achieves automatic wire penetrating and automatic material cutting and forming actions on kitchen cabinet side plate material pieces. And the second moving module realizes the automatic pushing action on the kitchen cabinet side plate material sheets. Compared with the prior art, the combined automatic wire threading technology is adopted, the automatic wire threading function of the kitchen cabinet side plate is achieved, the problems that an existing wire threading ...

BUSINESS LOGIC ENCAPSULATION METHOD AND APPARATUS IN VEHICLE-MOUNTED SYSTEM

The present invention provides a business logic encapsulation method and apparatus in a vehicle-mounted system. The method comprises: encapsulating a business logic applied to a vehicle-mounted system, into a main service; and setting an externally-called interface in the main service, the interface being used for receiving an operation instruction sent by an interface of a presentation layer and sending the operation instruction to the business logic. In the business logic encapsulation method and apparatus in a vehicle-mounted system provided in the present invention, a business logic of the vehicle-mounted system is separated from an interface of a presentation layer, which facilitates secondary development and maintenance of a program.

AUDIO OUTPUT CONTROL METHOD, DEVICE AND VEHICLE MOUNTED SYSTEM

Disclosed in the present application are an audio output control method, a device and a vehicle mounted system, the method comprises the following steps: when at least two audio streams are simultaneously output, obtaining a priority order of the currently output audio streams according to a preset priority order of the audio stream; and suppressing an output volume of an audio stream of a lower priority according to the priority order of the audio stream. This allows the user to hear the voice content of important audio streams with higher priority order, which greatly improves the user experience.

DISPLAY TERMINAL AND DISPLAYING METHOD FOR SCREEN THEREOF

A display terminal and displaying method for screen thereof, the displaying method comprising: providing a screen comprising at least two regions having a display function and a touch function, the at least two regions comprising a display and touch region and a physical keyboard simulation region (S11); detecting a touch action of a user on a screen and generating a corresponding touch signal (S12); identifying whether the touch action corresponding to the display and touch region or a physical keyboard simulation region (S13); controlling display of the screen according to the identification result and the touch signal (S14). The above method can personalize the screen display of the terminal and improve user experience.

SOFTWARE CONFIGURATION METHOD AND DEVICE FOR TERMINAL DEVICE NETWORK STANDARD

The present invention provides a software configuration method and device for a terminal device network standard. The method comprises: a system chip obtaining the level of a specified hardware device at system startup; determining a network standard supported by the specified hardware device according to a fluctuation state of the level; retrieving, according to the determination result, configuration parameters of the corresponding network standard in a configuration software and performing configuration, wherein the configuration software comprises: configuration parameters for configuring the WCDMA network standard, configuration parameters for configuring the GSM network standard, code for configuring the same parts of the FDD and TDD network standards, code for configuring parts in the FDD network standard different from the TDD network standard, and code for configuring parts in the TDD network standard different from the FDD network standard. The software configuration method and ...

DATA TRANSMISSION METHOD AND APPARATUS FOR VEHICLE-MOUNTED SYSTEM, AND VEHICLE-MOUNTED SYSTEM

Disclosed is a data transmission method for a vehicle-mounted system, the method comprising the following steps: packaging information to be transmitted into binary data; and transmitting the binary data to a server. According to the data transmission method for the vehicle-mounted system provided by embodiments of the present invention, the information to be transmitted is packaged into the binary data, and the binary data are sent to the server, thereby greatly reducing the data volume of communication transmission and improving transmission efficiency.

DEVICE IDENTIFICATION METHOD, APPARATUS, AND ELECTRONIC DEVICE

A device identification method, the method comprising the following steps: acquiring at least two pieces of identification information of an electronic device (S11); according to the at least two pieces of identification information, generating a new piece of identification information (S12); using the new identification information as a unique identifier of the electronic device and using the same (S14) such that it is difficult for a third party to crack the unique identifier of the electronic device according to an existing rule for existing identification information, thereby greatly increasing the security of the device.

DATA TRANSMISSION METHOD, APPARATUS, AND VEHICLE-MOUNTED DEVICE

Disclosed are a data transmission method, apparatus, and vehicle-mounted device, said method comprising the following steps: obtaining a code corresponding to a parameter to be transmitted; synthesizing a parameter, code, and general data into protocol data according to a preset protocol format; transmitting the protocol data outward. In the data transmission method provided by the embodiments of the present invention, a code is assigned to a corresponding parameter; the code is used to analyze the type of recognition parameter, such that it is unnecessary for vehicle-mounted device to transmit a fixed type of parameter each time; instead, the required parameters are transmitted according to actual conditions; thus data transmission flexibility is improved and data traffic and bandwidth resources are conserved, reducing the burden on the server. On that basis, a user can also add new parameter detection functions as needed, and a vehicle-mounted device needs only to assign a code to a newly ...

SWITCH CIRCUIT AND TERMINAL DEVICE

Disclosed are a switch circuit and a terminal device. The switch circuit comprises a power input end (POWER_IN), a power output end (POWER_OUT), an enable end (EN), a field-effect transistor (Q02), a triode (Q01) and a voltage divider circuit, wherein a source electrode (S) of the field-effect transistor (Q02) is connected to a power supply path by means of the power input end (POWER_IN), and a drain electrode (D) thereof is connected to a load by means of the power output end (POWER_OUT); and a base electrode (B) of the triode (Q01) is connected to a control pin of a main controller by means of the enable end (EN), a collector electrode (C) thereof is connected to the source electrode (S) and a gate electrode (G) of the field-effect transistor (Q02) by means of the voltage divider circuit, and an emitter electrode (E) thereof is connected to the ground. The switch circuit has a simple structure and is relatively low in cost, can achieve separation control, has a high cost performance, ...

CYCLONIC SEPARATION APPARATUS AND APPLICATION THEREOF

A cyclonic separation apparatus (100) and a dust collector comprising the cyclonic separation apparatus. The cyclonic separation apparatus (100) comprises: a housing (10) and a cyclonic separation unit; the cyclonic separation unit is disposed in the housing (10) to separate dirt from a dust-containing airflow; the cyclonic separation unit comprises a first-level cyclonic separator (20) and multiple second-level cyclonic separators (30) located at the downstream of the first-level cyclonic separator in a flow direction of the airflow; the multiple second-level cyclonic separators (30) surround the first-level cyclonic separator (20); the first-level cyclonic separator (20) comprises an air guide channel and a first-level cyclonic channel (201) surrounding a part of the air guide channel; the dust-containing airflow enters the first-level cyclonic channel (201) from the air guide channel for cyclonic separation and then enters the second-level cyclonic separators (30) from the air guide ...

V-shaped material arranging conveyor

The invention relates to a V-shaped material arranging conveyor which comprises a plurality of conveying mechanisms for conveying materials, the conveying mechanisms are evenly distributed and comprise a first conveying assembly, a second conveying assembly and a third conveying assembly, and the first conveying assembly, the second conveying assembly and the third conveying assembly are obliquely arranged. A V-shaped included angle is formed between the first conveying assembly and the second conveying assembly, a V-shaped included angle is formed between the first conveying assembly and the third conveying assembly, the first conveying assembly, the second conveying assembly and the third conveying assembly are installed on the support, and the first conveying assembly, the second conveying assembly and the third conveying assembly share one driving mechanism. The problems that in the material conveying process, especially when rolling materials are conveyed by an existing conveyor, the ...

MULTIFUNCTIONAL VEHICLE-MOUNTED POWER CONVERTER AND ELECTRIC VEHICLE COMPRISING SAME

A multifunctional vehicle-mounted power converter for an electric vehicle and the electric vehicle comprising the multifunctional vehicle-mounted power converter. By introducing two independent switches, a rectification circuit, a filter circuit, an output EMC circuit and corresponding control units (such as a CAN communication circuit and a signal collection circuit) can be shared among a conductive charging converter, a vehicle-mounted part of a wireless charging converter and a direct current-direct current converter, and can be conveniently switched among the three working modes. In addition, the number of cooling loops is reduced due to the sharing of circuit units, and the space occupied by the vehicle-mounted power converter and the weight of the vehicle-mounted power converter are reduced.

Refrigerating system and working method thereof

The invention provides a refrigeration system and a working method of the refrigeration system, and relates to the technical field of refrigeration. The refrigerating system comprises a cold supplementing unit and a fluorine pump unit; the cold supplementing unit comprises a first loop and a compressor, and the compressor is arranged in the first loop; the fluorine pump unit comprises a first branch, a second branch, a second loop, a first heat exchanger and a fluorine pump, the first heat exchanger is arranged on the first branch, and the first branch can exchange heat with the first loop through the first heat exchanger; the fluorine pump is arranged in the second loop, and the second loop is connected with the first branch in series; two ends of the second branch are respectively connected with the second loop, and the second branch is connected with the first branch in parallel; one of the first branch and the second branch is opened, and the other one is closed.

FULLY AUTOMATIC DUST PREVENTION SYSTEM FOR QUICK-CHANGE JOINT OF ELECTRIC VEHICLE

Disclosed is a fully automatic dust prevention system for a quick-change joint of an electric vehicle. The system comprises: a base (1) arranged at a quick-change joint (9) of a battery pack, a dust prevention cover plate (5) slidably mounted on the base (1), electric motors (3, 10) fixedly mounted on the base (1), a power source (12) electrically connected to the electric motors (3, 10), a control system (13) for controlling the electric motors (3, 10) such that same drive the dust prevention cover plate (5) to slide, a distance measuring sensor (2) for monitoring a relative distance between the battery pack and an electric vehicle, and pressure sensors (4, 7) for detecting whether the dust prevention cover plate (5) is in place. The fully automatic dust prevention system can automatically seal the quick-change joint/connector when the battery pack is detached from the electric vehicle, and can automatically open when the battery pack is assembled at the electric vehicle body.

CONTROL METHOD AND DEVICE FOR VEHICLE-MOUNTED SYSTEM

Disclosed in the present invention are a control method and device for a vehicle-mounted system, the method comprising the following steps: acquiring a voice instruction; parsing the voice instruction, to generate a corresponding operation instruction; and executing the operation instruction. The control method for a vehicle-mounted system provided by the embodiments of the present invention acquires a voice instruction of a user and executes a corresponding operation instruction on the basis of the voice instruction, such that a driver can control a vehicle-mounted system to execute a corresponding operation with a voice instruction without the need for manipulation by hand, freeing the hands of the driver, improving the convenience of controlling the vehicle-mounted system, ensuring that the driver can concentrate on driving, eliminating safety hazards, and improving driving safety.

Efficient cooler for white spirit brewing

The invention relates to the field of white spirit production, and particularly discloses an efficient cooler for white spirit brewing, which comprises a tank body and cooling assemblies mounted in the tank body, a plurality of layers of horizontally arranged partition plates are arranged in the tank body, a plurality of cooling assemblies are sequentially mounted above the partition plates, each cooling assembly comprises a liquid supply pipe, a gas-liquid discharge pipe and a plurality of capillary heat exchange pipes, the plurality of capillary heat exchange pipes are connected between the liquid supply pipe and the gas-liquid discharge pipe, the gas-liquid discharge pipe penetrates through the tank body and then is connected with a three-way valve, two outlets of the three-way valve are vertically arranged, an outlet below the three-way valve is connected with a cooling liquid tank, and an outlet above the three-way valve is connected with a gas temporary storage tank. By arranging ...

Saccharomyces cerevisiae strain for improving yield of L-menthol

The invention discloses a saccharomyces cerevisiae strain capable of improving the yield of L-menthol, which is characterized in that RIDD-RIAD oligopeptides are added at C ends of tLimS and IDI as well as C ends of tLimS and L3H for enzyme assembly, so that the distance between two enzymes is shortened, and the yield of menthol is improved. In the tLimS-IDI series strains, after the complete RIDD-RIAD interaction oligopeptide is added, the yield of the strain yLDIA is improved by 32.73% compared with that of the strain yLI, and reaches 40.01 mg/L; in a tLimS-L3H series strain, after RIDD-RIAD interaction oligopeptide is added at the same time, the menthol yield of the strain is increased by 46.84% and reaches 44.26 mg/L.

Protective device

The invention provides a protection device which comprises a telescopic frame, the telescopic frame comprises a first cross beam, a second cross beam and a sliding piece, the sliding piece comprises a first longitudinal beam and a second longitudinal beam, the first cross beam and the second cross beam are fixedly connected with rock mass on the two sides of a crack respectively, one end of the first longitudinal beam is fixedly connected with the first cross beam, and the other end of the first longitudinal beam is fixedly connected with the second cross beam; one end of the second longitudinal beam is fixedly connected with the second cross beam, and the other end of the first longitudinal beam is slidably connected with the other end of the second longitudinal beam; the protective net is fixedly arranged on the telescopic frame and shields the gap between the first cross beam and the second cross beam; the hydraulic part comprises a hydraulic cylinder and a telescopic rod which is telescopically ...

APPLICATION DISPLAY METHOD AND ELECTRONIC DEVICE

Provided are an application display method and an electronic device, wherein same relate to the technical field of electronics and can normally display an application interface in a landscape state of an electronic device. The specific solution is as follows: the electronic device comprising a first application; the electronic device detecting a first operation; in response to the first operation, in a landscape state, displaying a first interface of a first application in a first area of a display screen of the electronic device; the electronic device detecting a second operation on the first interface, wherein the second operation is used for opening a second interface of the first application; and in response to the second operation, displaying the second interface in a second area. The display screen comprises at least two areas, the at least two areas comprise the first area and the second area, and different areas do not overlap with each other. The embodiments of the present application ...

METHOD AND APPARATUS FOR RESTARTING VEHICLE-MOUNTED SYSTEM

A method for restarting a vehicle-mounted system, said method comprising the following steps: detecting whether a vehicle is in an idle state (S11); and if the vehicle is in the idle state, automatically restarting the vehicle-mounted system (S12). The present invention improves the stability of the system and alleviates the problem of stuttering after the system operates for a long time, avoiding the operation of a user manually restarting the system, saving the restart waiting time for the user, improving the intelligence level of the vehicle-mounted system, improving the user experience.

NAVIGATION METHOD FOR VEHICLE-MOUNTED SYSTEM AND VEHICLE-MOUNTED SYSTEM

The present invention provides a navigation method for a vehicle-mounted system. The method comprises: receiving first destination information uploaded by a first terminal and forwarded by a server; triggering, according to the first destination information, an action for obtaining current information, wherein the current information comprises current location information; and planning a first navigation route according to the first destination information and the current information. Thus, a user can quickly input destination information to a vehicle-mounted system by means of a terminal device, thereby quickly performing route navigation.

COMMUNICATION METHOD AND COMMUNICATION APPARATUS

Disclosed by the present invention are a communication method and a communication apparatus, the method comprising the following steps: a control module receiving communication information that is sent by a controller local area network bus (CANBUS) and/or a tire pressure monitoring system (TPMS); the control module sending the communication information to a vehicle-mounted system. In the communication method of an embodiment of the present invention, communication information that is sent by a CANBUS and/or TMPS is received by means of a control module and is forwarded to a vehicle-mounted system such that a vehicle-mounted system that is limited by a universal asynchronous receiver/transmitter (UART) interface may simultaneously receive CANBUS information and TMPS information in order to expand more functions for a vehicle-mounted device, thus solving the technical problem wherein function expansion may not be carried out for a vehicle-mounted system due to insufficient UART interfaces ...

Pulse-like dynamic micro electrochemical machining device and method

According to the pulse-like dynamic micro electrochemical machining device and method, sinusoidal waveforms are output through an adjustable function waveform generator, and pulse-like dynamic pulse machining voltage is output and applied to a workpiece electrode and a tool electrode in an electrochemical machining system after the sinusoidal waveforms are processed through an adjustable power amplifier and a chopping module. The pulse-like dynamic micro-electrochemical machining method is adaptive to a micro-size tool electrode which continuously develops in a micronization manner at present. When metal difficult to machine is machined, the unstable and discontinuous electrochemical dissolution process caused by the fact that products in machining gaps are prone to blockage can be improved by applying pulse-like dynamic waveform voltage for machining, and therefore good machining forming precision is obtained. In addition, the pulse-like dynamic waveform voltage can be obtained through ...

SECONDARY BATTERY AND ELECTRIC DEVICE

The invention discloses a secondary battery and electric equipment, the secondary battery comprises a positive pole piece, a negative pole piece, a first diaphragm and a second diaphragm, and the positive pole piece or the negative pole piece is arranged between the first diaphragm and the second diaphragm; the first diaphragm comprises a first base membrane and a ceramic coating arranged on one surface of the first base membrane, the second diaphragm comprises a second base membrane, a needling test is adopted, the needling temperature of the secondary battery is T0, the needling temperature refers to the highest temperature of the surface of the secondary battery in the needling test process, and T0 is smaller than or equal to 80 DEG C. According to the secondary battery disclosed by the invention, two diaphragms with different structures are adopted, so that the safety performance of the secondary battery can be improved and the production cost of the secondary battery can be reduced ...

VEHICLE INFORMATION ACQUISITION METHOD AND DEVICE

Provided in the present invention are a vehicle information acquisition method and device, comprising: acquiring device associated information, the device associated information comprising first position information of an on-board device; triggering a timer to start timing according to the first position information; monitoring whether the timing reaches a preset time; if yes, acquiring second position information of the on-board device; analyzing whether there is a change between the first position information and the second position information; and if yes, sending a request for acquiring vehicle information to the on-board device. According to the vehicle information acquisition method and device provided in the present invention, position information of the on-board device in a preset time interval is acquired so as to determine whether the position of the vehicle changes, and vehicle information is acquired only when the position of the vehicle changes, so that data stream transmission ...

CONTROL METHOD, SYSTEM AND DEVICE FOR VEHICLE-MOUNTED SYSTEM

Disclosed in the present invention is a method for controlling a vehicle-mounted system, the method comprising the following steps: a first terminal generating authorization information for authorizing a second terminal to control a first vehicle-mounted system, and sending the authorization information to a server; the server receiving and saving the authorization information; the second terminal sending a control command for the first vehicle-mounted system to the server; the server receiving the control command, and responding to the control command according to the authorization information such that the second terminal may control of the first vehicle-mounted system.

CONNECTOR OF LIQUID-COOLED BATTERY PACK OF ELECTRIC VEHICLE

A connector of a liquid-cooled battery pack of an electric vehicle. The connector comprises a mounting plate (11), and an electrical terminal and cooling device connectors (15, 25) that are provided on the mounting plate (11). The connector is high in integration level and light in weight.

HANDHELD CLEANING APPARATUS

A handheld cleaning apparatus (100), comprising: a main unit assembly (1) and a dust cup assembly (2). The main unit assembly (1) comprises a suction part (12), a handle part (13), and a power supply part (14). The dust cup assembly (2) comprises: a cup housing (21) and a cyclonic separation device provided in the cup housing (21). A dust collection cavity (210) is provided in the cup housing (21). The cyclonic separation device comprises a first-stage cyclonic separator (22) and a second-stage cyclonic separator (23). The first-stage cyclonic separator (22) comprises a main body part (221). The second-stage cyclonic separator (23) comprises a plurality of cyclonic cones (2310) provided in a same stage. The plurality of cyclonic cones (2310) surrounds the main body part (221) along the circumferential direction of the main body part (221). A dust outlet of the main body part (221) and a dust outlet of each cyclonic cone (2310) are both communicated to the dust collection cavity (210).

DATA TRANSMISSION METHOD, DEVICE AND VEHICLE-MOUNTED SYSTEM

Disclosed in the invention is a data transmission method. The method comprises the following steps: determining whether a data transmission condition is met; and when the data transmission condition is met, transmitting data to the server through an http protocol. According to the data transmission method provided by an embodiment of the present invention, when the data transmission condition is met, the data is sent to the server through the http protocol, which reduces the user's data cost and improves the user experience.

METHOD, DEVICE FOR PROCESSING MESSAGE IN SCREEN LOCKING INTERFACE AND ELECTRONIC EQUIPMENT

The invention provides a method and device for processing a message in a screen locking interface, and electronic equipment. The method comprises the following steps: when the operating system of the electronic equipment triggers an application notification bar, obtaining a message of the application notification bar; on the basis of the message, updating a message list; detecting the current state of the electronic equipment; and if the state is an unlocking state, forbidding to display the message list on the main interface of the electronic equipment, wherein the message list is used for displaying when the electronic equipment is under a screen locking state. Through the invention, the message list and the screen locking interface can be unbound, the maintenance independence of the life cycle of the message list is guaranteed, and message displaying integrity and instantaneity can be improved.

METHOD AND DEVICE FOR SYNCHRONIZING CONTACT LIST OF IN-VEHICL SYSTEM

Disclosed in the present invention is a method for synchronizing a contact list of an in-vehicle system, the method comprising: monitoring whether the contact list data is completely received or not; if the contact list data are completely received, determining whether the contact list data is in one file packet; if the contact list data is not in one file packet, forming one contact list data packet with the contact list data in the storage space; parsing the contact list data packet to obtain the contact list data; and inputting the parsed contact list data into the contact list of the in-vehicle system.

CONNECTOR ASSEMBLY AND BATTERY CONNECTION SYSTEM COMPRISING SAME

Disclosed are a connector assembly and a battery connection system comprising the same. The connector assembly comprises an electric interface (100) and a liquid interface (200), wherein the electric interface (100) comprises a first end (110) of the electric interface and a second end (120) of the electric interface adapted to one another; the liquid interface (200) comprises a first end (210) of the liquid interface and a second end (220) of the liquid interface adapted to one another; and the first end (210) of the liquid interface and the second end (220) of the liquid interface are both provided with a cut-off valve (221). In addition, the first end (110) of the electric interface and the first end (210) of the liquid interface are fixed to a first component (10), and the second end (120) of the electric interface and the second end (220) of the liquid interface are fixed to a second component (20).

AUDIO PLAYING CONTROL METHOD AND APPARATUS, AND VEHICLE-MOUNTED SYSTEM

Disclosed is an audio playing control method. The method comprises the following steps: monitoring a shift change in an audio focus; and allowing a playing module that acquires the audio focus to play audio, and prohibiting a playing module that fails to acquire the audio focus from playing the audio. Thus, two or more playing modules are controlled to output audio in turn, and it is ensured that only one kind of audio is output at one time, thereby avoiding the situation that two or more kinds of audio are superposed and output and improving the user experience.

UNIVERSAL UNIT AND BATTERY MODULE

Disclosed are a universal unit and battery module. The universal unit comprises: a frame, the frame comprising two opposing main surfaces and a battery container cavity between the two opposing main surfaces for containing a plurality of battery cells; a plurality of battery cells contained in the battery container cavity of the frame; and a bus bar electrically connecting the plurality of battery cells; wherein interconnects are provided on at least one main surface of the frame to interconnect to corresponding interconnects on an adjacent universal unit. The universal unit and battery module according to the embodiment of the invention are simple in structure, convenient to install, extensible and flexible in dimensions and provides improved safety.

METHOD FOR LOADING MEDIA DATA FILE BY VEHICLE-MOUNTED SYSTEM, AND VEHICLE-MOUNTED SYSTEM

Disclosed in the present invention are a method for loading a media data file by a vehicle-mounted system, and the vehicle-mounted system. The method for loading a media data file by a vehicle-mounted system comprises: analyzing the file types of media data files to be loaded; and respectively loading, according to the file types, file paths of the media data files to be loaded, to specified file folders corresponding to the file types. In the present invention, when media data files are loaded in the vehicle-mounted system, the media data files are respectively loaded and stored in file folders corresponding to the vehicle-mounted system, and the loading and the storage of the media data files are managed from the source, which helps a user invoke and search for the corresponding media data files, reduces the time, reduces the possibility of repeated contents of the media data files, and optimizes a memory resource usage state of the vehicle-mounted system. In the present invention, source ...

TOUCH SCREEN CALIBRATION TRIGGERING METHOD AND APPARATUS, AND COMPUTER DEVICE

The present application provides a touch screen calibration triggering method and apparatus, and a computer device, said method comprising: monitoring a touch signal generated by a user touching a display screen of a terminal; determining whether the touch signal satisfies a predetermined condition; and if so, triggering a touch screen calibration function of the terminal. In the present application, a touch screen calibration function is enabled when a touch signal satisfying a predetermined condition is detected on any interface of a terminal, overcoming the defect that the touch screen calibration function cannot be enabled when touch misalignment occurs on a display screen.

BATTERY MODULE AND POWER BATTERY SYSTEM

A battery module and a power battery system. The battery module comprises: a shell (1), the shell defining a liquid inlet and a liquid outlet, and a cooling fluid entering the shell (10) from the liquid inlet and being output out of the shell (10) from the liquid outlet; a series of cylindrical battery cells (3) arranged in the shell (10), each of the cylindrical battery cells (3) having electrodes (31, 32) at two ends, and the electrodes (31, 32) of the cylindrical battery cell (3) being exposed from corresponding openings (141) on opposite sides (13, 14) of the shell (10); sealing members (41, 42) arranged between the opposite sides (13, 14) of the shell (10) and the two ends of the cylindrical battery cell (3), the sealing members (41, 42) preventing the cooling fluid from flowing out from the corresponding openings (141); and a busbar connected, outside the shell (10), to the electrodes (31, 32) of the cylindrical battery cells (3). The battery module and the power battery system have ...

ADAPTIVE VIDEO ADJUSTMENT METHOD AND APPARATUS, AND TERMINAL DEVICE

Disclosed is an adaptive video adjustment method. The method comprises: when the size of a video does not adapt to the placement posture of a terminal device, adjusting the size of the video to match the size of the screen of the terminal device. Thus, the present invention achieves the method of adjusting the size of a video to adapt to the current placement posture of a terminal device, rather than the method in the prior art of adjusting the placement posture of the terminal device to adapt to the size of the video.

METHOD AND APPARATUS FOR MONITORING APPLICATION IN VEHICLE-MOUNTED SYSTEM

The present invention provides a method and apparatus for monitoring an application in a vehicle-mounted system. The method comprises the following steps: monitoring a currently-started application; parsing application information of the currently-started application; encapsulating the parsed application information into a broadcast; and sending the broadcast according to a specified manner. In the method and apparatus for monitoring an application in a vehicle-mounted system provided in the present invention, a broadcast comprising application information of a started application is sent, so as to obtain detailed application information of the started application by means of the broadcast.

MEASUREMENT COORDINATE CORRECTION METHOD AND SYSTEM

A measurement coordinate correction method and system, the method comprising: acquiring a measurement range of a test area and the coordinates of the geometric center of the measurement range (S110); correcting an optical lens according to the acquired coordinates of the geometric center (S120); acquiring, by means of the corrected optical lens, the coordinates of the geometric center of an object to be measured (S130); comparing the coordinates of the object to be measured with the measurement range of a physical measurement module (S140); and when the coordinates of the object to be measured are within the measurement range of the physical measurement module, executing physical measurement (S160).

METHOD FOR LOADING DATA TO THIRD PARTY BY VEHICLE-MOUNTED SYSTEM, AND VEHICLE-MOUNTED SYSTEM

Disclosed in the present invention are a method for loading data to a third party by a vehicle-mounted system, and the vehicle-mounted system. The method for loading data to a third party by a vehicle-mounted system in real time comprises: receiving a data request instruction sent by a third party; matching, according to the data request instruction, a thread channel for loading data to the third party in real time; and loading the data to the third party in real time through the thread channel. In the vehicle-mounted system in the present invention, a thread channel for loading the data in real time is matched by means of a data request instruction, so as to load data to the third party in real time, thereby improving the controllability of loading the data to the third party in real time by a vehicle-mounted system supplier, greatly ensuring rights and interests of the supplier, and helping the third party invoke data of the vehicle-mounted system in real-time. In addition, the data of ...

METHOD FOR SHARING MEDIA DATA FILE WITH THIRD PARTY BY VEHICLE-MOUNTED SYSTEM, AND VEHICLE-MOUNTED SYSTEM

Disclosed in the present invention are a method for sharing a media data file with a third party by a vehicle-mounted system, and the vehicle-mounted system. The method for sharing a media data file with a third party by a vehicle-mounted system comprises: receiving an access request instruction initiated by a third party; determining whether the third party is an authorized third party according to the access request instruction; if yes, establishing a data connection with the third party; and sharing a media data file with the third party. In the vehicle-mounted system in the present invention, an access request instruction is sent by means of a third party, and access to the vehicle-mounted system is started; data provided by the vehicle-mounted system cannot be shared among different kinds of third parties, and corresponding media data can be obtained from the vehicle-mounted system only, thereby improving the controllability of a vehicle-mounted system provider for provision of media ...

Integrated pin

The invention provides an integrated pin which comprises a pin body and a base, the pin body and the base are connected through a limiting structure and a buffer structure, and the part, close to the base, of the buffer structure is located on the outer side of the base. The integrated Pin provided by the invention is structurally provided with the longitudinal stress buffer structure which can buffer longitudinal stress, meanwhile, the integrated Pin is provided with the longitudinal limiting structure part which can bear certain longitudinal stress while ensuring rigidity, and the part, connected with the base, of the buffer structure is located on the outer side of the base, so that the service life of the integrated Pin is prolonged. The stress buffering direction can be prevented from being above the welding base, so that the influence on the welding base is effectively reduced, and the mechanical strength and reliability of a welding interface are improved to a great extent.

PROMPTING INFORMATION OUTPUT METHOD AND APPARATUS

A prompting information output method and apparatus for use in a mobile terminal, the mobile terminal being provided with a system lock and an application lock set by a lock screen application program, the method comprising: when the mobile terminal is in a locked screen state, the lock screen application program monitors whether unlocking of the system lock is successful; when the number of consecutive failures to unlock the system lock reaches a preset threshold, invoking the camera of the mobile terminal to perform photography; and, on the basis of the photographed picture, outputting prompting information. Using the solution provided in the embodiments of the present application, when a system lock and an application lock set by a lock screen application program are both arranged in a mobile terminal, the lock screen application program can monitor whether unlocking of the system lock is successful, and when unlocking of the system lock fails and the number of failures to unlock the ...

2-nitroimidazole derivative as well as preparation method and application thereof

The invention provides a 2-nitroimidazole derivative as well as a preparation method and application thereof, and belongs to the technical field of drug design and synthesis, the chemical formula of the 2-nitroimidazole derivative is as follows: Y is H or NO2; the preparation method comprises the following steps: diazotizing the amino group of 2-aminoimidazole by using sodium nitrite and tetrafluoroboric acid, then converting the diazo group into nitryl group under a catalytic condition to obtain 2-nitroimidazole, then removing hydrogen bromide through a nucleophilic substitution reaction to generate a compound A, carrying out an ester aminolysis reaction on the compound A and excessive ethylenediamine to obtain a compound B, and carrying out a reaction on the compound B and 1, 2, 3, 4-tetrafluoroboric acid to obtain the 1, 2, 3, 4-tetrafluoroboric acid. 3-nitro-1, 8-naphthalic anhydride or 3-nitro-1, 8-naphthalic anhydride is subjected to an amidation reaction, and finally the 2-nitroimidazole ...

Blood sampling test tube is beaten sign indicating number and is pasted mark all -in -one

... 本实用新型属于医用设备技术领域，具体涉及一款具有自动打印贴标功能的小型化采血管打码贴标一体机；具体技术方案为：采血试管打码贴标一体机，将采血管从通道入口放入，采血管落入通道出口，系统检测到有试管放入，采血管落入贴标区域后，系统检测到有试管落入贴标区域，压管机构的电机启动，压管辊轴将采血管从等待位置推至压紧位置。当试管上的压力达到一定程度的时候，触发安装在压管机构上的触点开关，确认试管压紧。试管驱动机构启动，驱动试管旋转，标签打印机启动，打印标签。标签经过剥离器后，前端伸入贴标机构的驱动滚轮下方，从而粘贴在试管上。本实用新型能够实现采血管的即打即贴功能，体积小，可作为移动设备使用。 ...

CODE DEVELOPMENT MANAGEMENT METHOD AND SYSTEM

A code development management method: a development unit carries out code development and sends a developed code to an inspection unit (S11): the inspection unit receives the code and inspects whether the code meets requirements (S12); and when the code meets requirements, the inspection unit executes a code submission operation for the code. The described method achieves management of code submission permission, thus improving the quality and stability of codes.

Rice seeding equipment and seeding method thereof

The invention belongs to the field of rice seeding and discloses rice seeding equipment and a seeding method.The rice seeding equipment comprises a bottom plate, a pair of first supporting plates arranged in parallel are fixed to the bottom of the bottom plate, a pair of first rotating shafts arranged in parallel are arranged between the first supporting plates, and the two ends of the first rotating shafts penetrate through the first supporting plates and are rotationally connected with the first supporting plates; the two ends of the first rotating shaft are fixedly connected with rollers which are coaxially arranged, a pair of second supporting plates which are arranged in parallel are fixed to the bottom plate, a seeding box is fixedly connected between the second supporting plates, and the seeding box is in a rectangular shell shape with an opening in the upper end; by pushing the seeding equipment, the roller drives the first rotating shaft, the first rotating shaft sequentially drives ...

ANTI-THEFT METHOD AND DEVICE FOR VEHICLES

The present invention relates to the field of vehicle systems and discloses an anti-theft method and device for vehicles, wherein the method comprises the following steps: a vehicle-mounted system acquiring real-time location information; determining whether a preset range of an electronic fence has been exceeded according to the real-time location information; and if yes, sending an alert message to a mobile phone of a user. The present invention assists the user in learning about the location information of the vehicle in real time and may promptly notify the user when a relatively large change in the location of the vehicle has occurred.

RADIO INTERFACE DISPLAY METHOD AND APPARATUS

Disclosed are a radio interface display method and apparatus. The method comprises the following steps: acquiring a radio area; and when the radio area belongs to a first area, displaying a radio frequency to one digit after the decimal point. A first area is a radio area, the radio frequency of same only having one decimal place, and the radio frequency can be completely displayed by only displaying same to one digit after the decimal point, without displaying the redundant "0", thus ensuring complete display of the radio frequency, and also achieving the aims of simplifying and standardizing a radio interface, such that the whole radio interface is more beautiful and orderly, and thereby improving the visual effect thereof and improving the user experience.

OPERATION RESPONSE METHOD AND DEVICE, AND VEHICLE-MOUNTED SYSTEM

An operation response method. The method comprises the following steps: detecting whether an array to be accessed in this operation is null or not (S11); if the array is null, not responding to this operation (S12); and if the array is not null, responding to this operation (S13). According to the operation response method, whether the array is null is detected before accessing the array, and this operation is not responded if the array is null, so as to prevent the occurrence of null pointer access when the null array is accessed.

System with high lithium battery positive and negative electrode material recycling rate and recycling method

The invention discloses a system for high recycling rate of positive and negative electrode materials of a lithium battery. The system comprises a sewage extraction unit, a separation unit, a high-concentration slurry recycling subsystem and a low-concentration separation liquid treatment subsystem, the sewage extraction unit is used for extracting sewage containing positive and negative electrode materials so as to provide the sewage to the separation unit, and the separation unit is used for separating the sewage into high-concentration slurry containing large particles and low-concentration separation liquid containing small particles and respectively outputting the slurry and the separation liquid; the high-concentration slurry recovery subsystem is used for treating high-concentration slurry containing large particles to obtain micron-sized lithium battery positive and negative electrode materials, and the low-concentration separation liquid treatment subsystem is used for treating ...

METHOD AND DEVICE FOR ERROR CORRECTION OF TRAVEL TRAJECTORY OF IN-VEHICLE SYSTEM

A method for error correction of a travel trajectory of an in-vehicle system comprises: determining whether a travel trajectory depicted by using satellite positioning data has an error (S1); if yes, obtaining positioning data of a specified positioning manner other than a satellite positioning manner (S2); and performing error correction of the travel trajectory according to the positioning data of the specified positioning manner (S3). The accuracy of the depicted travel trajectory is improved.

BUSBAR COMPONENT, POWER BATTERY OVERLOAD PROTECTION SYSTEM AND METHOD, AND POWER BATTERY COMPONENT

Provided in the present invention are a busbar component, a power battery overload protection system and method, and a power battery component. The busbar component comprises: a first connection arm, the first connection arm comprising one or more connection ends for connection with an upstream battery unit; a second connection arm, the second connection arm comprising one or more connection ends for connection with a downstream battery unit; and a PTC unit connected between the first connection arm and the second connection arm. According to the busbar component of the present invention, overload protection systems, power battery components, cars, and the like are safer and more stable.

Device, method and model for determining glauconite content as well as construction method and application of glauconite content

The invention provides a glauconite content determination device, method and model as well as a construction method and application thereof, the determination method comprises the following steps: determining and preferably selecting first basic parameters including PEsh, rhosh and Vsh by using conventional logging information and combining regional geological data; second basic parameters are obtained based on common sedimentary rock mineral logging characteristic values, and the second basic parameters comprise PEqz, PEgl, rhoqz, rhogl and rhof; based on lithologic density logging information, third basic parameters are obtained, and the third basic parameters comprise PE and RHOB; substituting the first basic parameter, the second basic parameter and the third basic parameter into the calculation model of the glauconite content in the sandstone, and calculating to obtain Vgl and Vqz. According to the method, the glauconite content in the sandstone is quantitatively calculated through ...

DATA TRANSMISSION METHOD AND DEVICE FOR MOBILE TERMINAL AND MOBILE TERMINAL

Disclosed is a data transmission method for a mobile terminal. The method comprises the following steps: acquiring character string data; converting the character string data into binary data; and transmitting the binary data to a server. Because binary data is smaller in size relative to formats such as json and xml, the data volume of communication transmission is greatly reduced, thus increasing transmission efficiency, saving bandwidth resources, reducing traffic cost expenses for a user, and enhancing user experience.

METHOD FOR DISTRIBUTING SYSTEM MEDIA SOURCES BY VEHICLE-MOUNTED SYSTEM, AND VEHICLE-MOUNTED SYSTEM

Disclosed in the present invention are a method for distributing system media sources by a vehicle-mounted system, and the vehicle-mounted system. The method for distributing system media sources by a vehicle-mounted system comprises: receiving an instruction for invoking specified system media sources sent by a third party; configuring attribute data corresponding to the system media sources in a system configuration file according to the instruction; and distributing and sending the corresponding system media sources to the third party according to the attribute data. In the present invention, attribute data corresponding to different system media sources are matched in an Android configuration file of the vehicle-mounted system, and the vehicle-mounted system distributes system media sources by receiving an attribute data change instruction sent by a third party, so that the third party autonomously changes system media sources in the vehicle-mounted system, and using experience of a ...

BATTERY MODULE AND POWER BATTERY

Provided by the present invention are a battery module and a power battery, the battery module comprising: a plurality of battery units arranged in a longitudinal direction, the plurality of battery units having shells; and a middle member arranged between adjacent battery units; the battery module is characterized in that adjacent middle members are connected in a fluidly sealed manner and surround at least a part of the shell of the battery units between them; the adjacent middle members and the shells of the battery units between same jointly define a cooling fluid flow path, such that a cooling fluid passes between the middle members and the shells of the battery units and makes direct contact with the battery unit. The battery module and the power battery according to the embodiments of the present invention have the advantages of having high cooling efficiency, being light weight, safe and stable, and having good expandability.

Semiconductor device welding tool

The invention provides a semiconductor device welding tool which comprises an outer frame which can be positioned and installed on a substrate of a semiconductor device, the outer frame defines a welding area on the substrate, and the welding area is used for arranging a plurality of lining plates to be welded; the positioning piece can be placed in a positioning gap between every two adjacent lining plates, the width of the positioning piece is not smaller than that of the positioning gap, the multiple lining plates to be welded can be positioned at intervals through the positioning piece, and the outermost lining plate abuts against the outer frame. According to the technical scheme, the outer frame can be installed through the original positioning holes in the base plate, then the positioning pieces only need to be placed between the adjacent lining plates, and therefore relative positioning of all the lining plates in the welding area can be achieved by combining the outer frame; no ...

OPERATING SYSTEM RESTART METHOD, DEVICE, AND AUXILIARY SYSTEM

An operating system restart method, the method comprising the following steps: monitoring the running state of an operating system (S11); determining whether the running state is abnormal (S12); and restarting the operating system if the operating state is abnormal (S13). Thus, the operating system can be restored back to normal in a timely manner, thereby eliminating the process of manually restarting the operating system by a user, improving the reliability and stability of an on-board device and improving user experience.

ELECTRIC POWER EXCHANGE CONNECTOR AND ELECTRIC-POWERED CAR PROVIDED WITH SAME

An electric power exchange connector and an electric-powered car provided with said electric power exchange connector. The electric power exchange connector comprises: a power battery terminal plug (1), a plug terminal being distributed thereupon; an electric-powered car body terminal socket (2), a socket terminal (8) being distributed thereupon, the plug terminal being suitable for plugging into the socket terminal; and an electronic locking apparatus, comprising a mechanical locking mechanism and a locking state feed mechanism, the mechanical locking mechanism being fixed in a position relative to the plugged plug and socket, and the locking state feed mechanism feeding the locking state of the mechanical locking mechanism to a whole-car controller (3) of the electric-powered car.

BATTERY PACK HOUSING HAVING HEAT EXCHANGE FUNCTION, AND BATTERY PACK

The present application relates to the technical field of batteries. Provided are a battery pack housing having a heat exchange function, and a battery pack. The battery pack housing disclosed in the present application comprises a heat exchange substrate and multiple side plates fixed to the heat exchange substrate. The heat exchange substrate and multiple side plates are basically enclosed to form a cavity for accommodating and fixing one or more battery modules. The heat exchange substrate is formed by assembling one or more heat exchange substrate units, and each heat exchange substrate unit is of an integral structure and multiple first channels are disposed therein. Each side plate is of an integral structure and at least one second channel is disposed therein. Side plates and one or more heat exchange substrate units of the heat exchange substrate are welded, so that the first channels and multiple second channels jointly form heat exchange circulation channels. Liquid inlets and ...

BATTERY MODULE AND NEW ENERGY VEHICLE

A battery module and a new energy vehicle. The battery module comprises a frame structure and a plurality of battery cells disposed therein. Each of the battery cells comprises a single-cell battery (11), a heat sink plate (12), and a thermal insulation plate (13). The single-cell battery (11) comprises a positive electrode (113) and a negative electrode (111) at at least one terminal of the single-cell battery (11). The single-cell battery (11) is disposed at one side of the heat sink plate (12) to enable the heat sink plate (12) to conduct heat of the battery cell. The thermal insulation plate (13) is disposed at the other side of the heat sink plate (12) to prevent heat conduction between adjacent single-cell batteries (11) in the battery cell. The battery module has high thermal conduction efficiency and higher battery module cooling and heating efficiency.

VIDEO PLAYING METHOD AND DEVICE, AND VEHICLE-MOUNTED SYSTEM

Disclosed are a video playing method and device, and a vehicle-mounted system. The method comprises the following steps: upon entering a video interface, reading pre-stored information about a recently played video; and automatically playing the video according to the information about the recently played video, thereby exempting a user from manually searching for the video. The invention simplifies an operation procedure of playing a video, such that a user can quickly watch a previously played video, thereby realizing quick playing of a video, enhancing operation efficiency, and improving user experience.

PHASE CHANGE COOLING SYSTEM FOR POWER BATTERY OF ELECTRIC VEHICLE

A phase change cooling system for a power battery (6) of an electric vehicle. The phase change cooling system relates to the field of new energy vehicles, and is for resolving issues of low cooling efficiency and high costs of the power battery (6) of an existing electric vehicle. The phase change cooling system comprises a compressor (1), a condenser (2), an expansion valve (4), an evaporator and a gas drying tank (3) that are sequentially connected as a loop. The evaporator comprises the power battery (6). The power battery (6) is provided with a refrigerant channel for a cooling medium to flow through. The refrigerant channel works in cooperation with a battery in the power battery (6) to absorb heat energy generated during charging and discharging processes of the battery. The evaporator further comprises an air conditioning system evaporator (5), which is connected in series or in parallel with the power battery (6). The phase change cooling system integrates a battery pack and the ...

Paint spraying machine for L-shaped steel production

The invention discloses a paint spraying machine for L-shaped steel production, and relates to the technical field of steel spraying devices. The spraying mechanism is fixedly arranged on the top plate; the fixing plate is fixedly arranged on the top wall of the workbench and located on the left side of the moving groove. The first motor is fixedly arranged on the rear side wall of the fixing plate, the output end of the first motor penetrates through the fixing plate and then is fixedly provided with a first rotating shaft, and the first rotating shaft is fixedly sleeved with a rotating disc. The second connecting plate is fixedly arranged on the right side of the annular wall of the turntable; the first fixing shaft is fixedly arranged on the front side wall of the second connecting plate. The first fixing shaft is movably sleeved with the connecting disc, and the connecting disc and the first fixing shaft are both located on the front side of the first rotating shaft. The first connecting ...

POWER SEMICONDUCTOR MODULE

Disclosed is a power semiconductor module, comprising an outer shell upper cover (201) and an outer shell base (206) which are arranged oppositely, and an integral locating device (205) arranged between the outer shell upper cover (201) and the outer shell base (206), wherein the outer shell base (206) being provided with a plurality of locating bosses (207), the integral locating device (205) is provided with a plurality of locating grids (208), the number of the locating grids (208) is the same to that of the locating bosses (207), and locations of the locating grids (208) correspond to those of the locating bosses (207). In the power semiconductor module, the locating grids (208) on the integral locating device (205), and the locating bosses (207) are located in a matching mode, so that the case that each chip (203) is placed in a proper location can be guaranteed; accordingly, a machine can be used to place the chip (203) into the locating grid (208) automatically, thereby greatly increasing ...

FLUID CONNECTOR ASSEMBLY AND COOLING WATER SYSTEM COMPRISING SAME

Disclosed are a fluid connector assembly and a cooling water system comprising same. A fluid connector assembly (100) comprises a first insert (110) and a second insert (120), wherein the first insert (110) is provided with a first ring-shaped member (113) loaded by a spring (112), and a first fixed valve core (111); the second insert (120) is configured to be suitable for being fitted with and inserted into the first insert (110); and the second insert (120) is provided with a second valve core (121) loaded by a spring (122), and a second fixed ring-shaped member (123). A sealing engagement face between the first valve core (111) and the first ring-shaped member (113) and/or the sealing engagement face between the second valve core (121) and the second ring-shaped member (123) are/is configured to be arc-shaped.

Automatic flat-bulb propellant screening device

The invention discloses an automatic flat-bulb propellant screening device which comprises a hydraulic motor, a flexible connector, a connecting shaft, an eccentric block, a connecting spring, a lower-layer process screen, an upper-layer process screen, a lower-layer fixed screen, an upper-layer fixed screen, a static electricity conducting bouncing ball, a static electricity conducting movable rubber ring, an annular flow guide check ring and a hydraulic station. Centrifugal force generated by rotation of the eccentric blocks drives the connecting springs to deform, so that the lower-layer process screen, the lower-layer fixed screen, the upper-layer process screen and the upper-layer fixed screen are driven to vibrate, and materials are screened; materials with too large particle sizes are screened out by the upper-layer process screen, materials with too small particle sizes are screened out by the lower-layer process screen, annular flow guide check rings are fixed to the upper-layer ...

500KV power transmission line hot-line work rotary insulation horizontal ladder

The invention relates to a 500KV power transmission line live-line work rotary insulation horizontal ladder, and relates to the technical field of power line repair, the 500KV power transmission line live-line work rotary insulation horizontal ladder comprises a horizontal ladder body, the horizontal ladder body comprises a plurality of sections of short horizontal ladders, each short horizontal ladder comprises a left side rod and a right side rod which are parallel to each other, the left side rod and the right side rod are connected through a plurality of cross rods, and the cross rods are perpendicular to the left side rod and the right side rod. The short horizontal ladders are connected through the connecting device, one side of the horizontal ladder body is connected with the rotating device, the other side of the horizontal ladder body is connected with the fixing device, and the fixing device is connected with a tower body through an insulating rope. The sliding movable seat with ...

Byout optimization method and system based on optimal matching rule and tabu search

The invention provides a layout optimization method and system based on an optimal matching rule and tabu search, and belongs to the technical field of layout optimization. The backward influence characteristic existing in the layout process causes that the adjustment on the sequence and the adjustment on the layout cannot correspond to each other, and the effectiveness of the sequence adjustment is restricted. A traditional method does not consider the characteristic, and unnecessary and complex low-efficiency operation is adopted. According to the method, on the basis that the positioning efficiency of the optimal matching rule is reserved, a sequence updating mode is changed, a certain part is selected from an original sequence to serve as a boundary point reserved and changed on the layout, complex operation on sequence adjustment is avoided, only the exchange operation between the part and a rear part of the part is adopted, and the operation efficiency is greatly improved. By means ...

Permanent magnet synchronous motor armature coil winding device

The invention is suitable for the technical field of coil production devices, and provides a permanent magnet synchronous motor armature coil winding device which comprises a base, a box body located on the base, a fixing mechanism, a winding mechanism, a shaping mechanism and a second driving assembly; the fixing mechanism is positioned in the box body; the fixing mechanism comprises a fixing assembly and a supporting assembly used in cooperation with the fixing assembly; the fixing mechanism is used for supporting and fixing a to-be-machined stator; the winding mechanism is connected with the box body; the shaping mechanism is connected with the box body, wherein the shaping mechanism comprises an upper shaping assembly and a lower shaping assembly matched with the upper shaping assembly, and is used for shaping a coil processed by the winding mechanism; and the second driving assembly is used for driving the lower shaping assembly and the fixing assembly to work. The permanent magnet ...

Physical asset code checking and analyzing system based on multiple platforms

The invention discloses a multi-platform-based physical asset code checking and analyzing system, which is used for checking equipment information and comprises a checking tool module, a database and a data checking and analyzing module, the verification tool module obtains verification data including ERP project data, EPR-WBS element data, ERP accounting asset data, PMS equipment suite maintenance data and OMS system equipment data and transmits the verification data to the data verification and analysis module. According to the multi-platform-based physical asset code check analysis system disclosed by the invention, the multi-dimensional data of each system device is extracted, the possibility that the device is the same device is listed through data comparison and analysis, and the device is sorted according to the priority, so that the time and error probability of manual judgment are reduced, and an operator is guided to quickly complete data check.

Forest fire spreading prediction method and system based on multi-platform cooperative computing mode

The embodiment of the invention discloses a forest fire vine prediction method, system and device based on a multi-platform cooperative computing mode and a computer storage medium. The method comprises the following steps: obtaining residual electric quantity information of an unmanned aerial vehicle carrying an edge sensing terminal and a mobile edge computing terminal; whether the residual electric quantity reaches a preset first electric quantity threshold value or not is judged, if yes, a complete edge calculation mode is entered, and if not, a task unloading mode is entered; in the complete edge calculation mode, the mobile edge calculation terminal carries out fire point identification and fire point spreading path calculation according to a shot image, and sends a calculation result to the remote server side; and in the task unloading mode, the mobile edge computing terminal or the remote server performs fire point identification according to the shot image, and the remote server ...

Constant-current control system and method for bucket-wheel stacker-reclaimer

The invention discloses a constant-current control system and method for a bucket-wheel stacker-reclaimer. The constant-current control system comprises an ultrasonic radar, a belt weigher, a variable-frequency rotating motor and a reclaiming controller, the ultrasonic radar is fixed to the head of a cantilever of the bucket-wheel stacker-reclaimer, and the belt weigher is fixed to the bottom of a belt on the cantilever of the bucket-wheel stacker-reclaimer. The variable-frequency rotating motor is arranged at a rotating gear of a cantilever of the bucket-wheel stacker-reclaimer, and an output shaft of the variable-frequency rotating motor is in transmission connection with the rotating gear of the cantilever of the bucket-wheel stacker-reclaimer; the output end of the ultrasonic radar and the output end of the belt weigher are both connected with the input end of the material taking controller, and the material taking controller controls the rotating speed of the variable-frequency rotating ...

Method for predicting charging efficiency of charging pile

The invention relates to a method and device for predicting the charging efficiency of a charging pile, and the method comprises the steps: dividing collected historical charging data of the charging pile into a training set and a test set according to a preset proportion, carrying out the clustering processing, generating N groups of clustered training sets and N groups of clustered test sets, respectively initializing an ADE algorithm according to each group of clustered training sets, optimizing hyper-parameters of the LSTM network through each initialized ADE algorithm to obtain corresponding optimal hyper-parameters to generate N prediction models, and correspondingly inputting the N groups of test sets into the N prediction models for prediction, and the final charging efficiency prediction model is obtained to predict real-time charging data of the charging pile, and a real-time prediction result is obtained. Therefore, the charging efficiency prediction model is generated in a grouping ...

High-precision size control nickel plate electroforming method and product thereof

The invention belongs to the related field of packaging printing nickel plate manufacturing, and discloses a high-precision size control nickel plate electroforming method, which comprises the following steps of: setting the horizontal height of an upper transverse inner angular line of a nickel plate mother set to be close to the highest liquid level for filling nickel beads in electroplating bath liquid; meanwhile, the horizontal height of a lower transverse inner angular line of the nickel master plate is set to be vertically below the electroplating bath liquid; first-time electroplating is executed in this way, so that the size difference between the upper and lower transverse inner angle lines of the nickel plate is reduced while the overall size of the nickel plate pattern is enlarged; and the nickel plate mother set is placed in the electroplating bath solution again, secondary electroplating is carried out under the condition that the up-down transverse horizontal height of the ...

System and method for measuring coil shape of high-speed wire coil

The invention discloses a coil shape measuring system and method for a high-speed wire coil. The system comprises a PLC unit; the coil conveying trolley position measuring unit is arranged at the head end of the coil conveying channel; the coil existence detection unit is arranged at the tail end of the coil conveying channel; a coil scanning unit provided behind the coil presence/absence detection unit; the coil existence detection unit is in signal connection with the PLC unit; the coil conveying trolley position measuring unit is in network connection with the PLC unit; the coil scanning unit is in network connection with the PLC unit; in the process that the coil conveying trolley supports the detected coil to pass through the coil existence detection unit and the coil scanning unit along the channel, the PLC unit determines length data and radius data of the detected coil and generates coil type quality data of the detected coil. Thus, the length and the radius of the coil are measured ...

Automatic test tube labeller control system

... 本实用新型属于试管自动贴标技术领域，具体涉及种基于ARM微处理器的采血管自动贴标机控制系统;具体技术方案为：种自动试管贴标机控制系统，包括应用接口单元、电源管理单元、ARM中央处理单元、电机控制单元、传感器检测单元、内存及总线单元和人机交互单元，电源管理单元为ARM中央处理单元、电机控制单元和传感器检测单元供电，ARM中央处理单元通过应用接口单元与pc机进行通信连接，ARM中央处理单元的控制端口与内存及总线单元、人机交互单元进行通信连接，ARM中央处理单元的指令端口与电机控制单元、传感器检测单元进行通信连接。本系统集成度高，能够实现采血管的即打即贴功能，能够大大提高采血效率和准确率。 ...

一种基于混动汽车发动机的发电机组结构

... 本发明公开了一种基于混动汽车发动机的发电机组结构，包括发电机外壳以及电源外壳，所述发电机外壳内固定安装有两个安装座，且两个安装座上均安装有发电机本体，两个所述发电机本体与两个安装座之间均安装有连接机构，所述电源外壳内固定安装有电源本体。优点在于：本发明可合理有效对电源以及发电机的安装位置进行规划并统一安装，相对分开安装的方式而言，此种安装方式整体占用空间较小，美观程度也大于分开安装的美观程度，同时安装方式更为简便，可有效提高整体的安装效率，并且有效对发电机工作时产生的震动力进行缓冲，可避免其因长期震动导致安装出现松动的问题，有效确保了安装的稳定性。 ...

Fluidized seed tray device of seed-metering device and control method of fluidized seed tray device

The invention belongs to the technical field of agricultural mechanized seed metering, and discloses a fluidized seed tray device of a seed metering device and a control method of the fluidized seed tray device, and the fluidized seed tray device comprises a fluidized seed tray used for receiving seeds in a seed adding box; the seed suction disc is arranged above the fluidized seed disc and is used for sucking the seeds in the fluidized seed disc and transferring the seeds to the seedling raising disc; the mechanical arm is detachably connected to the seed suction disc and used for controlling the seed suction disc to be in butt joint with the fluidized seed disc and the seedling raising disc. Other charging pipelines, such as the second charging pipeline, are additionally arranged at the bottom of the first charging pipeline, so that the quantity of seeds in each seedling loading part of the seedling raising tray can be regulated and controlled, and the quantity of the seeds in each seedling ...

Variable spraying control system for detecting fruit tree canopy leaf area based on laser radar

The invention provides a variable spraying control system for detecting the canopy leaf area of a fruit tree based on a laser radar, and relates to the technical field of agricultural intelligent machinery, the variable spraying control system comprises a control system and a spraying system, the control system comprises a laser radar, an industrial personal computer, a lower computer, a speed sensor and an IMU sensor; the laser radar and the IMU sensor are electrically connected with the industrial personal computer; the industrial personal computer outputs a signal to the lower computer, the lower computer sends an instruction to the spraying system, and the spraying system is used for spraying fruit tree canopies. During operation, the spraying amount can be automatically adjusted according to the fruit tree leaf area index and the machine advancing speed, the pesticide utilization rate can be effectively increased, the operation cost is reduced, and resources are saved.

Broadband rapid agile frequency synthesizer

The invention discloses a broadband rapid agile frequency synthesizer which is mainly composed of a 100 MHz constant temperature crystal oscillator, a comb spectrum circuit, a DDS module, a phase discriminator, an active loop filter, a voltage-controlled oscillator VCO, a voltage preset module and an FPGA control module. According to the system, a direct digital frequency synthesis technology DDS is adopted to drive a phase-locked frequency synthesis technology PLL, and rapid locking of the frequency synthesizer is realized under the control of FPGA parallel data and the assistance of voltage presetting. Compared with the traditional frequency synthesis technology, the frequency synthesis device has the advantages that the DDS and PLL combined mixed frequency synthesis technology is adopted, and under the assistance of high-speed parallel control and voltage presetting, the output of broadband rapid agile frequency signals with high frequency resolution can be realized.

Path planning method and device, electronic equipment and storage medium

The invention discloses a path planning method and device, electronic equipment and a storage medium. The method comprises the following steps: determining a starting position and an ending position, or determining the starting position, the ending position and a path position; according to the starting position and the ending position, or according to the starting position, the ending position and the path position, at least one set of original grid sequence is determined from a grid library of a preset area, the grid library comprises a plurality of grids, and each grid at least comprises natural resource attribute information; determining at least one group of candidate grid sequences according to natural resource attribute information of grids included in each group of original grid sequences; and selecting a group of grid sequences from the candidate grid sequences as a target grid sequence, and determining a planning path corresponding to the target grid sequence. According to the ...

Generator set structure based on hybrid automobile engine

A generator set structure based on a hybrid automobile engine, disclosed in the invention, comprises a generator shell and a power source shell, two mounting bases are fixedly mounted in the generator shell, generator bodies are mounted on the two mounting bases, and connecting mechanisms are mounted between the two generator bodies and the two mounting bases; and a power supply body is fixedly mounted in the power supply shell. The generator set structure has the advantages that the mounting positions of the power supply and the generator can be reasonably and effectively planned and uniformly mounted; compared with a separated mounting mode, the mounting mode is small in overall occupied space, the attractiveness degree is larger than that of separated mounting, meanwhile, the mounting mode is simpler and more convenient, and the overall mounting efficiency can be effectively improved; and vibration force generated when the generator works is effectively buffered, so the problem of installation ...

Identity label generation method and apparatus, and electronic device

The embodiment of the invention provides an identity generation method and apparatus, and an electronic device, since the current system moment is not later than the previous system moment, it is indicated that the system time is called back after the identity is generated last time, so that a new copy identifier can be registered for a target instance under the condition that the system moment is called back, and the user experience is improved. The newly registered first copy identifier is a previously unregistered copy identifier, and the identity identifier is generated based on the registered copy identifier, so that the identity identifier is not previously generated based on the newly registered copy identifier; therefore, the identity generated based on the latest registered copy identifier is not repeated with the previously generated identity identifier, so that the generation of repeated identity identifiers can be avoided under the condition that the system time is called back ...

Forest fire spreading prediction method and system based on neural network and Huygens principle

The embodiment of the invention discloses a forest fire spreading prediction method and system based on a neural network and a Huygens principle, and the method comprises the steps: extracting image features of fire source points photographed by an unmanned plane through a convolutional neural network algorithm, and obtaining the position information of each fire source point; obtaining a plurality of natural environment parameters of each fire source point, inputting the natural environment parameters into the trained BP neural network model for neuron calculation, and outputting a plurality of fire point spreading parameters; inputting the plurality of fire point spreading parameters into a preset Huygens fitting algorithm model for spreading path fitting calculation to obtain fitting vertex data of a fire line at the edge of the fire spreading range; and transmitting the state parameters of the unmanned aerial vehicle and/or the fitting vertex data of the fire point to a remote server ...

Recycling device for cellulose acetate fibers in waste cigarette ends

The invention discloses a recovery device for cellulose acetate fibers in waste cigarette ends, which comprises a shell, and a filtering container, a soaking container, a washing container and a cellulose acetate fiber storage box which are arranged in the shell, the horizontal positions of the soaking container and the washing container are variable and the filtering container is liftable so that the filtering container selectively enters the soaking container or the washing container. The waste cigarette ends accumulated in the filtering container fall into the soaking container along with the filtering container and are soaked in the soaking container for a period of time to layer cellulose acetate fibers and tipping paper, then the separated cellulose acetate fibers rise along with the filtering container, the washing container is changed to the original position of the soaking container, and the filtering container descends. The acetate fibers enter the washing container to be washed ...

Spoke side wall cleaning device for automobile hub

The invention discloses an automobile hub spoke side wall cleaning device which comprises a box body, conveying lines are connected to the two sides of the box body, a hub to be cleaned enters the box body through the conveying lines, a mounting disc is arranged in the box body, a plurality of cleaning rods are arranged on the end face, facing the hub, of the mounting disc in a springing mode, and cleaning pieces are arranged on the side walls of the cleaning rods. The box body is further provided with a driving piece, and the driving piece can drive the mounting disc to move towards one side of the hub. During use, the conveying line conveys the hub with the spoke side wall needing to be cleaned into the box body, and then the mounting disc is driven by the driving piece to move towards one side of the hub. In the process, the hub can extrude the springing cleaning rods, and the cleaning rods which are not opposite to the spokes can be inserted between the two adjacent spokes. At the moment ...

Electroscope of two split conductors of 220kV is exclusively used in

... 本实用新型公开了一种专用于220kV双分裂导线的验电器，属于电力用具技术领域，包括绝缘且可伸缩的手持杆及设于手持杆顶部的第一验电器和第二验电器，所述手持杆包括至少两段可伸缩的支杆，相邻支杆铰接在一起。本实用新型提供的专用于220kV双分裂导线的验电器，整体结构简单，将手持杆设置成可伸缩的结构形式，便于根据被测导线的高度调整手持杆的长度，提高了装置整体的通用性。在手柄上设置显示屏、控制验电器的开关，在手柄内部设置处理器和电池，通过验电器获得的验电信息可清楚显示在显示屏上，工作人员通过观察显示屏即可清楚获知验电信息，读取方便。 ...

Test tube automatic labeling machine's controlling means

... 本实用新型属于试管自动贴标技术领域，具体涉及种基于ARM微处理器的采血管自动贴标机控制系统，用于控制采血管打印贴标体机的打印和贴标过程；试管自动贴标机的控制装置，包括应用接口单元、电源管理单元、电机控制单元、中央处理器、传感器检测单元、内存及总线单元和人机交互单元，通过多个单元的配合工作，可实现采血管的自动贴标打码，系统集成度高，控制方法可靠，人机交互友好，能够实现采血管的即打即贴功能，体积小，成本低，能够大大提高采血效率和准确率。 ...

Control method and system for refrigeration oil return of air conditioning system

The invention discloses a control method and system for refrigeration oil return of an air conditioning system, and the method comprises the steps: obtaining the operation frequency of an outdoor unit compressor and the cumulative operation time of the operation frequency based on the air conditioning system; oil return judgment is conducted according to the obtained operation frequency, and an oil return period corresponding to the frequency is obtained; in response to the fact that the accumulated operation time meets the oil return period corresponding to the frequency, an outdoor unit compressor, the started indoor units and part of the non-started indoor units are controlled to enter oil return operation; wherein part of the non-started indoor units entering the oil return operation are determined through the non-oil-return state flag bit and the operation frequency; and in response to completion of oil return operation, the outdoor unit compressor and the indoor unit are controlled ...