汽车前翼子板

汽车仪表板上本体

汽车后组合灯

汽车前门

Micro-injection pump

The invention discloses a micro-injection pump. The micro-injection pump comprises a machine body and a rotary injector fixing assembly capable of placing a plurality of injectors, a touch screen is arranged on the front side of the machine body; a main control unit and a pushing assembly are arranged in the machine body; the pushing assembly is provided with a pushing seat; the rotary injector fixing assembly comprises a regular prism fixing frame, each side face of the regular prism fixing frame is provided with a groove, and each groove is provided with a clamping groove and a clamp. An injection pipe is fixed to the front end of the regular prism fixing frame, one end of the injection pipe penetrates through a sleeve in the middle of the fixing disc, a first connector and liquid guide pipes are fixed to the fixing disc, and the liquid guide pipes are communicated with the injection pipe. The sleeve is connected with a supporting piece arranged at the top of the machine body through ...

Automatic marking and film stacking magnetizer for runway

The invention discloses a runway automatic scribing and film stacking magnetizer which comprises an equipment platform, supporting tables, a sliding treatment assembly, a scribing and magnetizing assembly, a limiting and locking assembly and a feeding guide rail, a first support is arranged at the bottom of the equipment platform, and the supporting tables are symmetrically arranged on one side of the top of the equipment platform. The sliding processing assembly simultaneously drives the scribing cylinder and the magnetizing cylinder to reciprocate, the structure is simple, and the maintenance cost is low; in the machining process, the scribing air cylinder and the magnetizing air cylinder which do reciprocating motion respectively drive the scribing pen and the magnetizing device to conduct scribing and magnetizing machining on products on the feeding guide rail, manual participation in the machining process is not needed, and the labor cost of equipment production is reduced. And meanwhile ...

汽车前组合灯外壳

四驱物料输送机器人

垃圾分类宣教投放亭

皮带故障检测仪

Brake release device and electric mowing machine

The utility model discloses a brake release device and an electric mowing machine, the brake release device is used for operating a brake device to switch from a brake state to a driving state, and the brake release device comprises at least one shifting fork, a turntable mechanism, a traction mechanism and at least one linkage mechanism. Wherein the shifting fork is installed on the brake device, the rotating disc mechanism comprises a rotating disc element, the rotating disc element is rotatably kept on the side portion of the brake device, one end portion of the traction mechanism is installed on the edge of the rotating disc element, and the other end portion of the traction mechanism is allowed to be manually operated. And one end part of the linkage mechanism is arranged at the edge of the turntable element, and the other end part of the linkage mechanism is arranged on the shifting fork.

ONLINE SHOPPING SYSTEM, COMMODITY SELLING METHOD, AND COMMODITY BUYING METHOD

An online shopping system, a commodity selling method, and a commodity buying method. The online shopping system comprises a display module, a merchant module, and a consumer module. The display module is configured to display an external panorama of a shop on a three-dimensional map by using a three-dimensional view, display internal exhibits in the shop by using a three-dimensional view, and display commodities by using a three-dimensional view. The merchant module is configured to set three-dimensional panoramic views of the shop, set internal exhibit views in the shop, and receive uploaded commodity three-dimensional data. The consumer module is configured to receive a shop viewing instruction, send the shop viewing instruction to the display module, receive a commodity viewing instruction, send the commodity viewing instruction to the display module, receive a buying instruction, and generate an order.

GRAIN COMBINE HARVESTER AND THRESHING AND SEPARATING APPARATUS THEREOF

A grain combine harvester and a threshing and separating apparatus thereof. The threshing and separating apparatus (36) combines a threshing roller (23), a threshing concave plate (25), a concave plate fixed beam (26), and a concave plate adjustment apparatus, the threshing concave plate being positioned at the lower part of the threshing drum, the upper part of the threshing concave plate being provided with a concave plate connecting part, the concave plate fixed beam being provided with a fixed beam connecting part, and the concave plate connecting part and the fixed beam connecting part being mutually engaged, such that the threshing concave plate can be up/down movably connected to the concave plate fixed beam by means of the concave plate connecting part and the fixed beam connecting part, the lower part of the threshing concave plate being connected to the concave plate adjustment apparatus, and the concave plate adjustment apparatus being able to make the concave plate move up and ...

TRANSCRANIAL MAGNETIC STIMULATION TREATMENT APPARATUS

Disclosed is a transcranial magnetic stimulation treatment apparatus applicable to the technical field of medical devices, comprising a TMS coil (1), a support (2), a mechanical arm (3), a controller (4), and a positioning device (5). The positioning device (5) detects the position of a human head and the TMS coil (1) and sends positional information to the controller (4); the controller (4) controls six driving mechanisms of the mechanical arm (3) to rotate to a corresponding angle. Because the mechanical arm (3) has six degrees of freedom, the TMS coil (1) is capable of stimulating each cerebral region of the brain, and the positioning device (5) is capable of detecting an accurate position of the human head, thereby controlling the mechanical arm (3) to accurately position the TMS coil (1) on the human head, and to reduce manual operation. When the position of the human head changes, the positioning device (5) is capable of detecting, in real time, a new position of the human head and ...

Method for extracting and detecting metal impurities in polyethylene powder

The invention discloses a method for extracting and detecting metal impurities in polyethylene powder, which comprises the following steps: step 1, uniformly stirring deionized water and a surfactant, adding the polyethylene powder, and uniformly mixing to obtain a polyethylene suspension; 2, putting a magnetic rod into a pretreated plastic package pipe, sealing the plastic package pipe, putting the plastic package pipe into the polyethylene suspension, rolling and stirring, taking the magnetic rod out of the plastic package pipe, flushing the plastic package pipe to obtain a flushed object, adding deionized water, magnetically stirring, standing, and obtaining a mixed solution when polyethylene powder floats to the liquid level and metal impurities sink to the bottom, blowing and washing out the polyethylene powder on the liquid level of the mixed solution, discharging supernate to obtain a residual solution, pickling the residual solution to obtain a washing solution, carrying out suction ...

Active network security defense method and system for distributed network information publishing system

The invention relates to an active network security defense method and system for a distributed network information publishing system, belongs to the technical field of active network security defense, and solves the problems of high difficulty, implementation difficulty, low efficiency and high cost of a network security defense method in the prior art. The method comprises the following steps: setting a bait machine in the distributed network information publishing system; a monitor is arranged at an access port of an intranet machine which can be accessed by a bait machine, the monitor monitors a sniffing packet from the bait machine, IP tracing is carried out according to the sniffing packet to obtain a suspected hacker IP, and a feature vector of the suspected hacker IP is constructed; calculating the risk degree of the suspected hacker IP based on the suspected hacker IP feature vector; and carrying out active attack on the suspected hacker IP according to the risk degree of the suspected ...

HIGH TEMPERATURE-RESISTANT MULTILAYER SEPARATOR COMPOSITE LITHIUM-ION BATTERY SEPARATOR AND MANUFACTURING METHOD THEREFOR

The present invention relates to the technical field of battery separators. Provided are a high temperature-resistant multilayer separator composite lithium-ion battery separator and a manufacturing method therefor. The battery separator is a laminated structure consisting of at least two battery separator layers. The adjacent battery separator layers are bonded and fixed by means of a coated slurry. The coated slurry comprises, in terms of mass percent, a coating slurry 20-40%, an adhesive 3-6%, a dispersant 0.2-0.5%, a gelling agent 0.2-0.5%, a plasticizer 0.05-0.2%, an antiaging agent 0.05-0.2%, a crosslinking agent 0.05-0.2%, a thickener 0.1-0.5%, and a photoinitiator 0.3-1%. The present invention, by means of the coated slurry, forms the battery separators into the multilayer composite lithium-ion battery separator, the battery separator not only is provided with the coated separators to increase the safeness of the battery, but also is capable of withstanding high temperatures, thus ...

Hydrogenated nitrile rubber slurry as well as preparation method and application thereof

The invention discloses hydrogenated butadiene-acrylonitrile rubber slurry and a preparation method and application thereof.The preparation method of the hydrogenated butadiene-acrylonitrile rubber slurry comprises the following steps that a hydrogenated butadiene-acrylonitrile rubber solution and polycondensation type polyimide are evenly mixed to obtain a hydrogenated butadiene-acrylonitrile rubber mixed solution, and the hydrogenated butadiene-acrylonitrile rubber mixed solution and dimethyl carbonate are evenly mixed to obtain the hydrogenated butadiene-acrylonitrile rubber slurry. And coating the hydrogenated butadiene-acrylonitrile rubber slurry on a base membrane to obtain the hydrogenated butadiene-acrylonitrile rubber coating diaphragm. The hydrogenated butadiene-acrylonitrile rubber coating diaphragm is good in air permeability, one-time coating is successful, the process is simple, the hydrogenated butadiene-acrylonitrile rubber improves the binding power among the diaphragm, ...

Natural fiber modified polyethylene diaphragm, preparation method thereof and application of natural fiber modified polyethylene diaphragm as lithium ion battery diaphragm

The invention discloses a natural fiber modified polyethylene diaphragm, a preparation method thereof and application of the natural fiber modified polyethylene diaphragm as a lithium ion battery diaphragm, sisal fibers are put into an aqueous solution of strong alkali and natural clay to be heated and stirred, and the sisal fibers are taken out to be dried, crushed and sieved to obtain modified fibers with good compatibility with a PE resin matrix; the preparation method comprises the following steps: adding modified fibers, a composite antioxidant and a composite lubricant into white oil according to a preset proportion, dispersing, adding into a feeding hole of a co-rotating twin-screw extruder together with polyethylene, uniformly mixing and dispersing under the action of high temperature and high shearing force in a machine barrel, filtering impurity particles in a melt, controlling the flow of the melt, and extruding from a T-shaped die head to obtain the polyethylene-modified fiber ...

Lithium battery diaphragm based on lithium titanium aluminum phosphate and mullite fiber and preparation method thereof

The invention discloses a preparation method of a lithium battery diaphragm based on lithium titanium aluminum phosphate and mullite fiber, which comprises the following steps: uniformly stirring a dispersing agent, water, lithium titanium aluminum phosphate and mullite fiber, performing ultrasonic treatment, adding an adhesive, mixing, and performing ultrasonic treatment to obtain lithium battery diaphragm coating slurry; the surface of a base membrane is coated with the obtained lithium battery diaphragm coating slurry in a single-face or double-face mode, a coating is formed on the surface of the base membrane, and a coated diaphragm is obtained; and pulling the coated diaphragm into a drying oven through a traction roller for drying, and rolling to obtain the high-temperature-resistant lithium battery diaphragm. According to the high-temperature-resistant lithium supplement battery diaphragm, the high-strength, high-shock-resistance and high-temperature-resistant mullite fibers are ...

METHOD FOR PREPARING LITHIUM ION BATTERY SEPARATOR WITH HIGH TEMPERATURE RESISTANCE AND LOW ELECTRICAL RESISTIVITY

The present invention belongs to the technical field of battery separators, and relates to a method for preparing a lithium ion battery separator with a high temperature resistance and low electrical resistivity. The battery separator comprises a base film and a coating slurry layer coated on one or both of the end surfaces of the base film, wherein the material of the coating slurry layer is a ceramic slurry or a graphene-modified ceramic slurry, and the material of the coating slurry layer on at least one of the two end surfaces of the base film is a graphene-modified ceramic slurry. The steps for the preparation of the separator comprise preparing the graphene-modified ceramic slurry, pre-treating the base film, and coating and drying, wherein in the preparation of the graphene-modified ceramic slurry, a dispersant, a stabilizer, graphene, an aqueous acrylic latex and a sodium carboxymethylcellulose solution are sequentially added, the resulting slurry has a stable performance, and further ...

Novel intelligent image alignment method for photoetching equipment

The invention provides a novel intelligent image alignment method for photoetching equipment. Firstly, a template drawing is intelligently selected from a to-be-detected drawing by using a machine vision method; secondly, feature regions are segmented and extracted according to a pixel information threshold value, and enhancement processing such as noise reduction is carried out; then intelligently selecting a to-be-detected image area, and extracting and filling key features; and finally, accurate positioning is realized by using a matching algorithm, and mark alignment operation before the photoetching overlay process is completed. According to the method, templates can be intelligently selected, and the overall matching efficiency and accuracy are improved.

Ethylenediamine tetraacetic acid-based multiphase composite electrolyte diaphragm and preparation method thereof

The invention discloses a preparation method of a multiphase composite electrolyte diaphragm based on ethylenediaminetetraacetic acid. The preparation method comprises the following processes: a lithium titanium aluminum phosphate preparation process, a lithium titanium aluminum phosphate particle nanocrystallization process, a slurry preparation process and a coating, extracting and drying process. In the preparation process, the ionic conductivity of the gel-state coating is remarkably improved by introducing the lithium aluminum titanium phosphate solid electrolyte; oxygen on a coordinate bond of the ethylenediaminetetraacetic acid and hydrogen in the aramid fiber are combined together through hydrogen bonds generated between oxygen and hydrogen in the aramid fiber, so that the aramid fiber not only has an effect of adsorbing metals, but also has a linear chain structure, and the aramid fiber has higher temperature resistance; the introduction of the aramid fiber material enhances the ...

CALLING USER AUTHENTICATION METHOD, DEVICE, AND SYSTEM

Disclosed are a calling user authentication method, device, and system. The method comprises: after receiving a service request of a calling user initiating a call to a called user, a service control point instructs a media gateway to prompt the calling user to input an authentication code; the service control point acquires the authentication code input by the calling user; and the service control point checks the authentication code input by the calling user according to a preset authentication code.

HIGH TEMPERATURE-RESISTANT LITHIUM ION BATTERY SEPARATOR HAVING A VARIETY OF COATINGS AND PREPARATION METHOD THEREFOR

The present invention relates to the technical field of battery separators, and disclosed herein are a high temperature-resistant lithium ion battery separator having a variety of coatings and a preparation method therefor. The battery separator comprises a coating film formed by a battery separator coated with a coating slurry on one surface or two surfaces thereof, wherein a slurry addition layer is coated on one surface or two surfaces of the coating film, said slurry addition layer comprising at least one coating layer formed by means of the coating slurry, the coating slurry comprising a slurry comprised of a coating slurry and N-methylpyrrolidone at a weight ratio of (10-30):(60-80), at least one of sodium polyacrylate, sodium polymetaphosphate and sodium phosphate which accounts for 0.5-5% of the weight of the slurry, a static inhibitor which accounts for 0.3-0.5% of the slurry, at least one of alcohol, propylene carbonate and glycerin which accounts for 0.5-10% of the slurry, and ...

SENSOR CALIBRATION PLATFORM

A sensor calibration platform comprises an electric motor (11), a straight-line guide rail (3) arranged horizontally, a grating ruler (7), a human-machine terminal (14), a controller (13) connected with the human-machine terminal (14), and a carriage (9) for carrying the sensor to be calibrated. The carriage (9) is slidably connected with the straight-line guide rail (3), and is actuated to move along the straight-line guide rail (3) by the electric motor (11) connected with the carriage (9). The grating ruler (7) is arranged in the extension direction along the guide rail (3), and the reading-head (8) of the grating ruler (7) is positioned on the carriage (9) for acquiring the actual displacement of the carriage (9). The human-machine terminal (14) reads out the displacement of the reading-head (8) through the controller (13) and controls the operation of the electric motor (11). The state of straight-line motion within the stroke range of 1-6 m can be emulated by setting the straight-line ...

Distancer for civil engineering

... 本实用新型属于测量设备技术领域且公开了一种土木工程用测距仪，包括测距器、底座和升降杆，所述测距器一侧设有升降杆以及设置在升降杆一侧的底座，所述测距器一侧设有电源室，所述电源室内设有蓄电池，所述电源室上设有翻盖，所述测距器上设有电源开关，所述电源开关一侧设有升降开关，所述升降开关一侧设有显示屏，所述显示屏为LED距离显示屏。该种土木工程用测距仪，通过升降杆连接底座与测距器，便于调节测距器的高度，而且通过升降开关，便于调节升降杆的高度，从而能够有效的调节测距器的高度，而且通过LED距离显示屏，可以更好的将测量距离的信息显示，同时也可以节约用电，避免不必要的浪费，同时通过翻盖，便于随时更换蓄电池。 ...

Hull steel with good plate shape produced by adopting CSP and production method

The invention relates to ship body steel which is produced by adopting CSP and has a good plate shape. The ship body steel comprises the following components in percentage by weight: 0.03-0.065% of C, less than or equal to 0.20% of Si, 0.80-1.00% of Mn, less than or equal to 0.020% of P, less than or equal to 0.012% of S, 0.015-0.055% of Als, 0.020-0.040% of Ti, less than or equal to 0.008% of N and the balance of Fe. The production method comprises the following steps: 1) carrying out desulfurization pretreatment on molten iron; smelting in a converter; refining in an LF furnace; performing RH vacuum treatment; casting to form a blank; heating the casting blank; rolling is conducted; a front-section rapid cooling mode is adopted for cooling; and coiling. Although the consumption of Mn and Ti elements is reduced, the yield strength is larger than or equal to 350 MPa, the tensile strength is larger than or equal to 470 MPa, the percentage elongation after fracture A is larger than or equal ...

High-current pulsed electron beam enhanced HEA transition layer and preparation method of HECs/ta-C composite multilayer structure thereof

The invention discloses a high-current pulsed electron beam enhanced HEA transition layer and a preparation method of an HEA/(HECs/ta-C) n composite multilayer structure thereof. An HEA/(HECs/ta-C) n composite coating is formed through a high-entropy alloy (HEA) transition layer, HEA transition layer surface strengthening and HECs/ta-C multilayer alternate growth. The preparation method comprises the following steps: (1) substrate pretreatment, Ar ion cleaning and target material pre-sputtering; (2) preparing an HEA transition layer AlTiVCrZr by adopting a magnetron sputtering method; (3) strengthening the transition layer by an HCPEB method; (4) depositing an (AlTiVCrZr) C layer on the reinforced AlTiVCrZr transition layer by adopting a magnetron sputtering method; (5) further depositing ta-C on the (AlTiVCrZr) C layer by adopting a filtered cathode vacuum arc method; and (6) the operation in the step (4) and the operation in the step (5) are repeated, and the (AlTiVCrZr) C/ta-C multi-layer ...

TEMPERATURE MONITORING SYSTEM

A temperature monitoring system and temperature measuring rods (101, 201, 301, 401, 501) used therein. The system comprises: one or more temperature measuring rods (101, 201, 301, 401, 501) for measuring the temperature value of a corresponding location of a measured object when placed at the location; temperature transmission nodes (102, 202, 302, 402, 502) for sampling the temperature value measured by the one or more temperature measuring rods (101, 201, 301, 401, 501) and sending the temperature value to monitoring terminals (103, 203, 303, 403, 503); and the monitoring terminals (103, 203, 303, 403, 503) for managing the received temperature value and giving a warning when the temperature value reaches a set threshold. The entire monitored object can be put under three-dimensional matrix-type monitoring by employing the system, and the temperature changes of the monitored object can be noticed in time.

HEAT-RESISTANT MULTI-LAYER COMPOSITE LITHIUM-ION BATTERY SEPARATOR, AND COATING DEVICE AND MANUFACTURING METHOD FOR SAME

A heat-resistant multi-layer composite lithium-ion battery separator, and coating device and manufacturing method for same. The battery separator comprises a base membrane (12) having two end faces provided with a coating paste, and the end faces of the base membrane (12) are both adhered with a composite layer via the coating paste. The composite layer comprises one, two, or multiple composite films (13). The composite films (13) are adhered and fixed via the coating paste. The coating device is employed during the manufacturing, and comprises a base membrane uncoiling reel (1), a coating roller (2), a composite film uncoiling mechanism, a heating and drying mechanism, and a coiling reel (6). The coating roller (2) is arranged in a one-to-one correspondence to the composite film uncoiling mechanism, and two sets of the coating roller and the composite film uncoiling mechanism are provided on two sides of the base membrane (12). The composite film uncoiling mechanism comprises a composite ...

Intelligent emotion recognition method for mental health

The invention provides an intelligent emotion recognition method for mental health. The emotion recognition method comprises a user terminal and a service cloud, the service cloud end creates a model, performs model training, performs model parameter adjustment and performs subsequent services after emotion recognition; and the user terminal is responsible for shooting, storing and recognizing expressions of voices and photos, and uploading the voices and photos to the service remote end. And the server continuously trains the model and optimizes model parameters according to the collected feature expression data set to form an effective model algorithm, so that the accuracy and effectiveness of emotion recognition are continuously improved. Face photos of a driver can be collected in real time, facial expressions are recognized, and a preliminary emotion recognition report is given.

Charging load prediction method based on charging controller software data

The invention relates to the technical field of data processing for prediction purposes, in particular to a charging load prediction method based on charging controller software data, which comprises the following steps: analyzing an initial electric quantity and a current charging state to obtain a charging characteristic trend, and judging the charging state transition necessity Z at the current moment according to the charging trend fluctuation of each battery pack on the time sequence, and comprehensively obtaining the updated Kalman filtering gain. According to the invention, the Kalman gain can be adjusted in real time according to the change condition of the charging voltage generated in the charging process of the plurality of battery units, the problem of insufficient accuracy of prediction data caused by unsatisfactory Kalman gain value when the historical data is less is avoided, the prediction accuracy of the charging load is improved, and the prediction efficiency is improved ...

Near-natural vegetation reconstruction method for railway engineering slash in high-cold region

The invention relates to the technical field of ecological restoration, in particular to an alpine region railway engineering slash close-to-nature vegetation reconstruction method, which comprises the following steps: acquiring landform information of an unmanned aerial vehicle, selecting homonymous image points according to an aerial survey image by an unmanned aerial vehicle aerial photography technology to construct a three-dimensional image, and further acquiring landform features; treating the soil of the project slash; establishing a high and cold meadow species library, investigating vegetation along the line and local cultivated grass seeds in the region where the operation railway is located to form an indigenous grass seed species library, and classifying living types, families, functional characters and the like according to the grass seeds in the species library to form species libraries corresponding to different environmental requirements; species community construction and ...

Cross-language or cross-library application program interface mapping method based on representation learning

The invention discloses a cross-language or cross-library API (Application Program Interface) mapping method based on representation learning, which is a method for obtaining API representation based on unsupervised learning of a deep neural network and establishing API mapping based on the API representation. Any API mapping which is collected in advance or labeled manually and additional API documents do not need to be used as training data. According to the method, a representation learning pre-training model based on a Transform structure and three pre-training tasks adaptive to API mapping are designed according to the characteristics of codes and APIs, and large-scale source code data are adopted to train the model, so that joint embedding of use semantics and declaration semantics of the APIs is obtained. When an API of a source domain is given, vector cosine similarity between the API of the source domain and each API in a target domain is calculated, and a replaceable API list ...

Device for extruding slurry coating diaphragm and coating method

The device comprises an upper die and a lower die, the upper die and the lower die are connected through a hinge, a gasket is arranged between the upper die and the lower die, a plurality of micrometer heads are installed on the upper portion of the upper die, liquid return ports are formed in the two sides of the upper die, liquid return valves are arranged on the liquid return ports, and the micrometer heads are connected with the liquid return valves through the hinge. And a liquid inlet is formed in the lower die. According to the device provided by the invention, the coating method is extrusion type coating, slurry is extruded through the die lip, and the coating abrasion phenomenon of the anilox roller does not exist.

Underwater acoustic transducer

The invention discloses an underwater acoustic transducer. Comprising a steel circular base and a Mn < 1-x > Ni < x > CoSi/epoxy resin magnetostrictive composite material cylindrical rod arranged on the steel circular base, wherein x ranges from 0.012 to 0.015; two N52 type permanent magnets are also arranged on the base; the height of the magnetostriction composite material cylindrical rod is 180 +/-5 mm, and the diameter of the magnetostriction composite material cylindrical rod is 4 +/-0.5 mm; the height of each N52 type permanent magnet is 180 +/-5mm, the cross section of each N52 type permanent magnet is a square with the side length of 5mm, the N poles and the S poles of the two N52 type permanent magnets are oppositely arranged on the two sides of the magnetostriction composite material cylindrical rod, and the distance between the two N52 type permanent magnets is 6 +/-0.5 mm; the shell is arranged on the base and is made of soft magnetic steel with the height of 180 +/-5mm, so ...

LOWER LIMB TRAINING REHABILITATION APPARATUS

A lower limb training rehabilitation apparatus (100), comprising a weight reducing device (1), a pelvis supporting device (2), an exoskeleton device (3), a control system for controlling mechanical movements of the rehabilitation apparatus (100), and a treadmill used for walking of a patient. The rehabilitation apparatus (100) hoists the upper body of the patient by means of the weight reducing device (1), then fixes the crotch of the patient to the pelvis supporting device (2), and fixes two legs of the patient to two mechanical legs (31) of the exoskeleton device (3). A power source drives the pelvis supporting device (2) to move up and down, so that the patient can move in the vertical direction; in addition, a sliding base (22) of the pelvis supporting device (2) can assist the patient in moving left and right, swinging left and right, and twisting. The mechanical legs (31) and the treadmill (4) together implement arbitrary movements in six degrees of freedom of the patient, and a pelvis ...

Container cluster scheduling method and device, equipment and storage medium

The invention provides a container cluster scheduling method and device, equipment and a storage medium, and belongs to the technical field of electric digital data processing. Determining a scheduling node based on the load conditions of different nodes and the resource demand of the to-be-scheduled container; modifying a configuration file of Kubernetes on the basis of a central processing unit resource, a memory resource, a storage capacity and a network bandwidth of the scheduling node; adjusting labels and stains of the scheduling nodes by using the configuration file; according to the method, the scheduling strategy is determined on the basis of the labels and the stains, the to-be-scheduled container is scheduled on the basis of the scheduling strategy, the scheduling strategy determined by specifically combining the load conditions of the nodes and the resource requirements of the to-be-scheduled container is more intelligent, the resource utilization rate of the container cluster ...

Hierarchical atmospheric ozone concentration prediction method based on missing data filling

The invention discloses a hierarchical atmospheric ozone concentration prediction method based on missing data filling, and the method comprises the steps: firstly decomposing atmospheric pollutant data and meteorological data containing missing data into a smooth trend term, a seasonal period term and a short-term fluctuation term through a seasonal time series decomposition algorithm; and then effectively filling missing data by using a data filling algorithm based on time-space sequence modeling to obtain continuous data. And finally, constructing an atmospheric ozone concentration prediction model based on a multi-level view ozone prediction method and a multi-sampling prediction method. According to the method, the seasonal characteristics of the atmospheric pollutant data and the meteorological data are comprehensively considered, and the decomposed sequence can better reflect the condition of the data; the space-time sequence data filling method can consider the space-time correlation ...

Large-breadth-oriented laser cleaning system

A large-breadth-oriented laser cleaning system comprises a plurality of vehicle-mounted mechanical arm laser cleaning devices and a controller, and each laser cleaning device comprises a moving base, a mechanical arm and an automatic focusing system; the controller is used for controlling each laser cleaning device to move to a to-be-cleaned position; the motion base is connected with the controller through a Bluetooth module; the mechanical arm enables the tail end of the mechanical arm to reach a to-be-cleaned position for cleaning operation according to an instruction of the controller; the automatic focusing system comprises a laser cleaning head, a range finder and a control device. The purpose of efficient and environment-friendly cleaning of dirt in a large-format application scene is achieved.

Rigid-flexible coupling variable-size multi-hole spray gun device for spraying robot

The invention discloses a rigid-flexible coupling variable-size porous spray gun device for a spraying robot, and relates to the field of spraying robots, and the rigid-flexible coupling variable-size porous spray gun device comprises a rigid-flexible coupling deformable support, a spray head assembly and a spray gun base. The rigid-flexible coupling deformable support is used for connecting the spray head assembly and the spray gun base, and axial telescopic deformation, bending deformation and sectional area increasing or decreasing deformation of the spray gun are achieved through control of a motor. Partitioned spray holes of the spray head assembly can be matched with the change of the pipe diameter of the elastic paint supply pipe to adjust the spraying width of the spray gun; and a driving unit for driving the rigid-flexible coupling deformable bracket to deform and a paint supply assembly are arranged in the spray gun base. The spray gun can be controlled to deform to achieve variable-amplitude ...

Electric vehicle positioning monitoring antenna protective cover

The utility model is applicable to the technical field of microwave antennas, and provides an electric vehicle positioning monitoring antenna protective cover, which comprises a support rod main body and a protective cover main body, the supporting rod body comprises a supporting rod, a fixing shaft is fixedly connected to the top of the supporting rod, a soft brush is fixedly connected to the outer wall of the supporting rod, a fixing base is fixedly connected to the top of the supporting rod, and screw holes are formed in the two sides of the specified base. The PC plastic is arranged as the material of the whole structure, so that the influence of the equipment on receiving microwaves by the antenna is effectively reduced, the normal work of the microwave antenna is ensured, meanwhile, the equipment made of the material is light in weight, light and convenient as a whole and easy to produce and process, and the production and use costs are reduced. The air plate made of PC plastic facilitates ...

Chemical mechanical polishing solution

The invention relates to the technical field of mechanical polishing solutions, in particular to a chemical mechanical polishing solution which is composed of a grinding agent, a metal corrosion inhibitor, an accelerant, an oxidizing agent, a nonionic surfactant, a complexing agent and ionized water, and the accelerant is carbon fiber powder, graphene powder and bioflavonoid; according to the chemical mechanical polishing solution, the accelerant prepared from the carbon fiber powder, the graphene powder and the bioflavonoid is added, the polishing rate is increased through the carbon fiber powder in the accelerant, toxic substances in the chemical mechanical polishing solution are reduced through the graphene powder and the bioflavonoid in the accelerant, and therefore the components of the polishing solution can be better coordinated, and the polishing effect of the chemical mechanical polishing solution is improved. Therefore, the polishing rate is greatly increased, the mechanical polishing ...

Lithium battery slurry coated diaphragm and preparation method and coating slurry thereof

The invention discloses a lithium battery slurry coated diaphragm and a preparation method and coating slurry thereof, and belongs to the field of battery diaphragms. The coating slurry comprises the following components in parts by mass: 15-20 parts of polyimide microspheres and a metal organic framework material, 0.1-15 parts of a binder, 0.01-5 parts of a surfactant, 0.01-8 parts of a dispersant and 40-90 parts of a solvent, and in a mixture of the polyimide microspheres and the metal organic framework material, the polyimide microspheres account for more than 80% of the mass of the mixture. The defects that an existing porous polyolefin diaphragm is poor in thermal stability, low in liquid absorption performance and poor in lithium ion transmission performance are overcome, the provided coating slurry is modified polyolefin diaphragm slurry high in safety, high in liquid absorption rate and high in ion conductivity, and the performance of the lithium ion battery diaphragm can be effectively ...

Cooling fan for motor

The invention discloses a cooling fan for a motor. The cooling fan comprises a chassis and a wheel cover which are coaxially distributed and are circular, and a plurality of blades which are arranged between the chassis and the wheel cover and are uniformly distributed along the circumferential direction at intervals, each blade comprises a pair of symmetrically-distributed folding plates used for forming a hollow cavity in an enclosing mode, and the folding plates are connected end to end to form the hollow cavity in an enclosing mode. The end face, back on to the wheel cover, of the base plate is provided with concave cavities matched with the blades in a one-to-one mode so as to extend to the hollow cavity. The heat dissipation efficiency can be improved, and the operation noise can be reduced.

Raw material cleaning machine for chip processing

The utility model discloses a raw material cleaning machine for chip processing, which comprises a shell, the shell is of a cuboid structure and is internally provided with a cleaning tank, the top of the shell is provided with a top cover, one side of the top cover is provided with an air outlet hole, and the shell is fixedly welded with a purifying device right above the air outlet hole. The interior of the purifying device communicates with the air outlet hole, a cleaning basket is rotationally connected to the position, in the cleaning tank, of the shell, a first connecting shaft is fixedly welded to the side face of the cleaning basket through a support, a first telescopic shaft is movably connected to one side of the first connecting shaft, and a clamping disc is embedded in the bottom end of the first telescopic shaft; the clamping disc is rotationally connected to the interior of the side wall of the cleaning tank through a rotating shaft; when the device is used, the device can ...

Alcohol-containing wastewater comprehensive treatment equipment convenient to use

When the alcohol-containing wastewater comprehensive treatment equipment convenient to use is used, alcohol-containing wastewater and macroporous adsorption resin particles are added into an alcohol-containing wastewater adsorption barrel, alcohol substances in the alcohol-containing wastewater are adsorbed through the macroporous adsorption resin particles, and the alcohol substances in the alcohol-containing wastewater are adsorbed through the macroporous adsorption resin particles; as the macroporous adsorption resin sinks to the bottom of the alcohol-containing wastewater in a natural state, the macroporous adsorption resin sliding into the material turning barrel is lifted to the top of the alcohol-containing wastewater adsorption barrel through the rotation of the material turning spiral shaft rod, and the lifted macroporous adsorption resin in the material turning barrel is discharged to the top of the alcohol-containing wastewater adsorption barrel through the material turning and ...

Coated sulfide solid electrolyte sheet and preparation method thereof

The invention discloses a coated sulfide solid electrolyte sheet and a preparation method thereof. The sulfide solid electrolyte has high ionic conductivity, is sensitive to water and oxygen in the air, cannot be exposed in the air, and has an interface problem with an electrode. And the oxide electrolyte is insensitive to the environment, excellent in water resistance and oxygen resistance and relatively stable in physical and chemical properties. Therefore, the coated sulfide solid electrolyte sheet (oxide electrolyte coated sulfide electrolyte sheet) prepared by the invention improves the environmental stability of the sulfide dielectric and improves the interface problem between the sulfide dielectric and an electrode on the premise of ensuring the conductivity.

Alloy material with wide temperature range and zero thermal expansion effect and preparation method thereof

The invention discloses an alloy material with wide temperature range and zero thermal expansion effect and a preparation method thereof, the alloy component of the alloy material is La (Fe (1-x) Cox) 10.3 Al (2.7), and x is equal to 0-0.08. The preparation method comprises the following steps: proportioning high-purity metal raw materials according to the composition proportion of the alloy material, preparing the raw materials into a cast ingot through electric arc melting, preparing the obtained cast ingot into a plate through a copper mold casting method, annealing the plate, and finally removing a microstructure non-uniform region through mechanical polishing, thereby obtaining the high-purity alloy material. And the alloy material with the wide temperature range and the zero thermal expansion effect is obtained. According to the alloy material, the temperature zone of the zero expansion effect ranges from 150 K to 296 K, and the thermal expansion coefficient is lower than 0.764 * ...

Hydrogenated nitrile rubber slurry as well as preparation method and application thereof

The invention discloses hydrogenated butadiene-acrylonitrile rubber slurry as well as a preparation method and application thereof. The preparation method comprises the following steps: 1, adding hydrogenated butadiene-acrylonitrile rubber into a first solvent, and completely dissolving to obtain a hydrogenated butadiene-acrylonitrile rubber dissolved solution; step 2, adding inorganic powder into a second solvent, stirring, and sanding to obtain an inorganic powder dispersion liquid; and step 3, adding the hydrogenated butadiene-acrylonitrile rubber solution prepared in the step 1 into the inorganic powder dispersion liquid prepared in the step 2, then adding dimethyl carbonate, and uniformly stirring and dispersing to obtain the hydrogenated butadiene-acrylonitrile rubber slurry. The prepared hydrogenated butadiene-acrylonitrile rubber slurry fully utilizes the good heat resistance of hydrogenated butadiene-acrylonitrile rubber and the cohesiveness between the hydrogenated butadiene-acrylonitrile ...

Sensitive information processing method and device, equipment and storage medium

The embodiment of the invention provides a sensitive information processing method and device, equipment and a storage medium, and the sensitive information processing method comprises the steps: obtaining initial data of a user, calling a deep learning sensitive information recognition model to recognize the initial data, determining sensitive information and type information corresponding to the sensitive information, determining an information processing method according to the type information, encrypting the sensitive information based on the sensitive information processing method to obtain encrypted information, obtaining user identity information corresponding to the information viewing instruction in response to the information viewing instruction, and determining a data access permission based on the user identity information, and decrypting the encrypted information according to the data access permission to obtain sensitive data, obtaining user identity information corresponding ...

Lithium battery diaphragm based on cycloolefin copolymer and preparation method thereof

The invention discloses a cycloolefin copolymer-based lithium battery diaphragm and a preparation method thereof, and the lithium battery diaphragm comprises an upper-layer structure, a middle-layer structure and a lower-layer structure; each of the upper-layer structure and the lower-layer structure is prepared from the following components in parts by mass: HDPE (High Density Polyethylene), PP (Polypropylene) with a low melt index and a pore-forming agent, and the middle-layer structure is prepared from the following components in parts by mass: HDPE, a cycloolefin copolymer and a pore-forming agent. When exothermic reaction self-heating, overcharge or external short circuit occurs in the battery, a large amount of heat can be generated, and the epoxy olefin copolymer in the middle layer structure is softened to block the microporous structure of the diaphragm, so that continuous transmission of ions is blocked to form an open circuit, and further reaction is prevented.

Residual drinking water collection and utilization system for pigs

The invention provides a pig drinking residual water collection and utilization system. The system comprises a residual water collection system, and a sedimentation tank, a planting tank and a fish pond which are sequentially connected to the downstream of the residual water collection system. A diversion trench and a plurality of planting baskets are arranged in the planting pool. The plurality of planting baskets are mutually hinged to form a ring shape and are distributed along the flow guide groove, so that the planting baskets can flow along the flow guide groove. And the plurality of planting baskets are connected to the transmission chain. The planting pool is further provided with a driving part. The driving part is in transmission connection with the transmission chain. The driving part drives the transmission chain to move, so that the planting baskets continuously move along the flow guide grooves. Therefore, waste water in the planting pool is stirred during movement of the ...

Mechanical arm

The invention relates to the technical field of mechanical arms, in particular to a mechanical arm which comprises a mechanical arm body configured to move in any direction. The first grabbing mechanism is arranged at the tail end of the manipulator body; the second grabbing mechanism is detachably connected with the first grabbing mechanism and used for grabbing construction objects, the second grabbing mechanism comprises a butt-joint assembly, a beam body and a clamping jaw assembly, the clamping jaw assembly is installed on the beam body, the butt-joint assembly is slidably connected with the beam body, and the beam body is fixedly connected with the butt-joint assembly. The butt joint assembly is configured to be detachably connected with the first grabbing mechanism; the pressure detection assembly is mounted on the beam body, and when the clamping jaw assembly grabs the construction object, the pressure values applied to the first side and the second side of the middle part of the ...

Case storage method, device and equipment based on block chain

The invention provides a case storage method, device and equipment based on a block chain, and belongs to the technical field of data storage, the method comprises the following steps: receiving case storage information of a user, including an identity label and current case data; querying whether historical case data matched with the identity label is stored in a block chain system; if the historical case data matched with the identity label is stored, fusing the current case data with the historical case data to obtain complete case data; all disease types in the complete case data are recognized, the case data corresponding to different disease types are stored in different nodes of the block chain system, by adopting the method, all the case data of a patient can be known only through one case during case query, and the case query efficiency is improved. Meanwhile, case data of different disease types on different nodes can be independently obtained, and the case query efficiency is ...

Low-temperature electromagnetic booster pump used in natural gas cylinder gas supply system

The low-temperature electromagnetic booster pump used in the natural gas cylinder gas supply system comprises a pump body with the periphery closed, a working cavity is formed in the pump body, a movable iron core is arranged in the working cavity, and the side wall of the movable iron core can be movably sealed with the side wall of the working cavity; the first movable cavity is located between the front end wall of the pump body and the movable iron core, the second movable cavity is located between the movable iron core and the rear end wall of the pump body, a compression spring is arranged in the second movable cavity between the rear end of the movable iron core and the rear end wall of the pump body, and the compression spring can push the movable iron core to move forwards. A driving device capable of driving the movable iron core to move backwards under the action of electromagnetic force is arranged outside the pump body, and liquid channels and sealing devices capable of opening ...

Vulnerability defense method and system, server and storage medium

The invention provides a vulnerability defense method and system, a server and a storage medium. The method comprises the following steps: monitoring a risk function of a component; whether the risk function is triggered or not is judged, if the risk function is triggered, an operation request for triggering the risk function is obtained based on the hook function, and a call stack corresponding to the operation request is obtained; and acquiring an auxiliary positioning function corresponding to the risk function, judging whether the call stack accords with a call chain corresponding to the risk function during utilization of the component vulnerability based on the auxiliary positioning function, and if the call stack accords with the call chain corresponding to the risk function during utilization of the component vulnerability, intercepting the operation request and reporting the vulnerability corresponding to the risk function. By monitoring the risk function in the component, the ...

Elevator car's stabilizing mean

... 本实用新型公开了种电梯轿厢的稳定机构，包括：基座，用于与电梯桥厢相对固定，基座上固定有竖直导向装置；承载架，与所述竖直导向装置滑动配合；近程电磁铁，滑动安装在所述承载架上；推动电磁铁，用于带动近程电磁铁滑向导轨；阻尼器，端与所述承载架连接，另端与所述基座连接。本实用新型采用阻尼器来减缓电梯轿厢载荷迅速变化时所产生的垂直晃动，稳定机构阻尼器并不提供阻力，所以即使近程电磁铁释放不在与导轨磁力吸合，也不会对电梯轿厢产生明显冲击。 ...

Based on the map of the part of the multi-processing process MBD model and method

... 本发明针对三维工艺设计系统中多工序模型管理的需求，公开了种基于图层的零件多加工工序MBD模型及实现方法，包括MBD多工序模型生成，工序模型另存，工序模型图层设置及多工序模型导入到设计部件。本发明可以克服现有工艺设计中操作繁琐、交互次数多及多文件管理模型不易管理等缺陷；本发明将多工序模型在个设计部件的图层中统管理，获得的零件三维加工工艺文件具有唯性，方便管理，而且数据传递过程中不易出错，可大大提高工艺设计效率，同时MBD模型中的几何和工艺信息也极大方便了下游数控编程中几何体部件和毛坯部件的指定工作。 ...

Three-way catalyst for enhancing automobile exhaust purification

The invention provides a three-way catalyst for enhancing automobile exhaust purification. The invention further provides a preparation method of the three-way catalyst, the three-way catalyst prepared according to the method is provided with an upper coating, a middle coating and a lower coating, and the middle coating is a Cu-Ni-La solid solution and serves as a physical barrier to isolate palladium of the lower coating and rhodium of the upper coating. The three-way catalyst provided by the invention has enhanced CO, NOx and HC conversion capability, and is suitable for purification of automobile exhaust.

Filtering method based on constraint direction enhancement filter

The invention discloses a filtering method based on a constraint direction enhancement filter. The filtering method comprises the following steps: recognizing filtering directions in different pixel blocks in an image based on a direction search algorithm of the constraint direction enhancement filter (CDEF); a directional de-ringing filter based on a constraint direction enhancement filter (CDEF) performs filtering processing on the image along filtering directions of different pixel blocks in the image; detecting pixel blocks at edges in the image based on an edge detection algorithm; a directional low-pass filter based on a constrained directional enhancement filter (CDEF) performs fuzzy processing on pixel blocks at edges in an image. On the basis of the filtering principle of a constraint direction enhancement filter, each pixel block at the edge and the filtering direction of the pixel block in the image are identified through a directional de-ringing filter to work, and a directional ...

Online coating lithium battery diaphragm system as well as use method and application thereof

The invention discloses an online lithium battery diaphragm coating system and a using method and application thereof.The online lithium battery diaphragm coating system comprises a first drying oven, a second drying oven, a flattening roller, an extrusion die head and a winding device, and after stretching, a base film which is not wound is guided into the first drying oven to be preheated; a base film output from the first drying oven is coated with slurry by the extrusion die head after passing through the flattening roller, the base film coated with the slurry is guided to the second drying oven to be dried, a diaphragm is formed after drying, the diaphragm is wound by the winding device, the flattening roller comprises a roller body, and the roller body is arranged in the second drying oven. One or more cylindrical spiral lines are formed on the circumferential face of the roller body in a surrounding mode, and each cylindrical spiral line is sunken in the surface of the roller body ...

Sofa

... 本实用新型公开了一种沙发，包括座体部和靠背部，所述座体部包括骨架和包覆在骨架上的座面层，所述靠背部包括一体设置的插框和背框，于所述背框上包覆有背面层，于所述座面层上设有可穿过插框的让位槽，所述靠背部的插框穿过所述让位槽与骨架可拆卸连接，对于同样的连接力来说，重量轻的相对连接效果就更加稳定牢固，所以这种沙发在满足座体部和背靠部可拆卸运输方便的基础上，由于减轻了重量，从而使得整体的连接牢固度大幅度的增加，提高了沙发整体的使用稳定性。 ...

Gas anesthesia box for animal experiment

The invention relates to a gaseous anesthesia box for animal experiments, the gaseous anesthesia box comprises a supporting platform, and a fixing frame, a placing table and a detector which are located at the top of the supporting platform, the top of the placing table is slidably connected with a storage box, the inner side of the storage box is provided with a roll-out box, the inner side of the roll-out box is provided with an operation block, and the inner side of the operation block is provided with a fixing seat; a pressure adjusting rod is placed on the inner side of the fixing base, and pushing rods are installed at the two ends of the pressure adjusting rod. According to the gaseous anesthesia box for animal experiments, device pipelines are effectively connected, stable and reliable installation of equipment is guaranteed, then small experimental animals are placed in the storage box, anesthetic gas in the gas tank is extracted through the gas drainage device, anesthesia is achieved ...

Stacking assembly system for magnetic parts

The invention relates to the technical field of magnet production, in particular to a magnetic part stacking assembly system. According to the technical scheme, the magnetic workpiece stacking assembly system is characterized in that the magnetic workpiece stacking assembly system comprises a working platform, the working platform is provided with a material storage piece used for stacking magnets and gaskets before magnetization, and the material storage piece is fixedly connected to the working platform; the device further comprises a feeding assembly, and the feeding assembly is arranged on one side of the working platform and used for feeding the magnets and the gaskets before magnetization. The feeding assembly is fixedly connected to the working platform and located on one side of the feeding assembly, and the feeding assembly is used for conveying the magnets and the gaskets before magnetization at the discharging opening of the feeding assembly; and the taking and placing assembly ...

High-performance Iast external detection method and device, electronic equipment and medium

The invention relates to the field of web application security detection, in particular to a high-performance Iast external detection method and device, electronic equipment and a medium. The method comprises the following steps: acquiring link information, determining link insertion information and link undertaking information based on link point information, determining data channel information and data analysis information based on link channel information, respectively performing information association binding on the link insertion information and the link undertaking information to obtain link association information, and sending the link association information to a server; and performing information screening on the link association information to obtain application program information, analyzing the application program information according to the data channel information and the data analysis information to obtain analysis program information, and controlling and displaying the ...

Method for evaluating rotation flexibility of driven roller of battery diaphragm equipment

The invention discloses a battery diaphragm equipment driven roller rotation flexibility evaluation method, which is characterized in that a connecting rope is hung on a driven roller, one end of the connecting rope is connected with a weight, and the other end is provided with a detection mechanism. According to the evaluation method for the rotation flexibility of the driven roller, the rotation flexibility of the driven roller can be detected in advance, so that the situation that the surface of a diaphragm is scratched by the roller surface of the driven roller is reduced, hidden dangers caused by the speed difference between the driven roller and the diaphragm can be effectively eliminated, and meanwhile detection and maintenance of the driven roller of battery diaphragm equipment are facilitated.

Irregular inner metal frame welding equipment for air conditioner

The invention relates to the technical field of welding equipment, in particular to air conditioner irregular inner metal frame welding equipment which comprises a welding seat, a pair of main sliding seats are arranged on the welding seat, main sliding grooves are formed in the welding seat, first limiting blocks are arranged at the bottoms of the main sliding seats, and the first limiting blocks are slidably mounted in the main sliding grooves; a synchronous driving structure is arranged in the welding base, the distance between the two main sliding bases is adjusted through the synchronous adjusting structure, stand columns are fixedly installed on the main sliding bases, transverse sliding grooves are fixedly formed in the stand columns, mounting bases are slidably connected into the transverse sliding grooves, and the mounting bases are connected with the transverse sliding grooves through second limiting blocks. A fixed clamping seat and a movable clamping seat are arranged on the ...

Preparation method of SSZ-52 molecular sieve

The invention relates to a preparation method of an SSZ-52 molecular sieve, and also provides the molecular sieve prepared by the preparation method and application of the molecular sieve. According to the method, 8, 8-dimethyl-8-azaonium bicyclo [3.2. 1] octane positive ions are used as a template agent, an MOR type molecular sieve and other silicon sources and aluminum sources are used at the same time, and segmented roasting is performed after crystallization. The obtained SSZ-52 molecular sieve has relatively high specific surface area and acid value, has excellent H2O and NOx conversion resistance after being coated with copper, has a relatively wide NOx 100% conversion interval in the presence of water, can still keep a relatively wide NOx 100% conversion interval under a high space velocity condition, and is an NH3-SCR catalyst with good performance.

Compact MnCoSi-based giant magnetostrictive material

The invention discloses a compact MnCoSi-based giant magnetostrictive material, the component of which is MnCo1-xPtxSi, and belongs to the field of preparation of magnetostrictive materials, and the preparation method comprises the following steps: partially replacing Co in the MnCoSi material with an element Pt to design a MnCo1-xPtxSi material system, and then preparing a compact alloy ingot by using electric arc melting under the protection of an argon atmosphere. The martensite phase transformation temperature of the MnCoSi material is adjusted by changing the content of doped Pt, then martensite phase transformation is eliminated, the compact MnCoSi-based material without macrocracks is obtained, the material keeps a large room-temperature reversible magnetostriction effect, and the practicability of the giant magnetostrictive material is promoted.

Cleaning device with cleaning assembly for maintenance of photovoltaic power station

The invention discloses a cleaning device with a cleaning assembly for photovoltaic power station maintenance in the technical field of photovoltaic power station maintenance equipment, and the cleaning device comprises a mounting groove beam, a supporting plate, a transmission box, a connecting rod and a photovoltaic panel, the supporting plate is slidably connected to an inner cavity of the mounting groove beam, the transmission box is located at the top of the mounting groove beam, and the connecting rod is connected with the photovoltaic panel. The cleaning device with the cleaning assembly for maintenance of the photovoltaic power station is reasonable in structural design, the problem that the photovoltaic panels of the photovoltaic power station are dense and cannot be cleaned manually can be solved, the cleaning efficiency is higher, the cleaning effect is good, and the cleaning device is suitable for popularization and application. According to the photovoltaic panel cleaning device ...

Light portable plateau oxygen generation clothes

The invention discloses a light portable plateau oxygen generation garment, and relates to the field of plateau health guarantee, and the portable plateau oxygen generation garment comprises an upper garment, and a portable miniature oxygen generator, an air bag and a conduit which are arranged on the upper garment; the guide pipe comprises a first guide pipe and a second guide pipe; an oxygen inlet of the air bag is connected with an air outlet hole of the portable miniature oxygen generator through the first guide pipe; the air bag is used for storing oxygen; an oxygen outlet of the air bag is connected with one end of the second catheter; the other end of the second guide pipe enters collars on the two sides of the jacket in two ways, and oxygen is blown out to the face of the user from the collars to the chest. The oxygen production process is safe and environmentally friendly, no damage is caused to the nasal cavity of a user, and compared with traditional nasal plug type and breathing ...

Tea table

... 本实用新型公开了种茶几，解决了无法调节高度的问题，其技术方案要点是，包括茶几面与至少条支腿，支腿上设有升降机构，升降机构包括动支杆、定支杆与紧固件，动支杆与支腿固定连接，动支杆上沿着其长度方向排列有多个第固定孔，定支杆的端设有第二固定孔，另端与茶几面的下端面固定连接，紧固件穿设于第固定孔和第二固定孔，动支杆与定支杆之间的夹角为钝角，本实用新型的茶几，动支杆与定支杆之间的夹角为钝角，通过紧固件将动支杆上不同位置的第固定孔固定到定支杆上的第二固定孔可以调节支腿与茶几面之间的相对距离，从而调节茶几的高度。 ...

Thermoplastic polyurethane rubber slurry as well as preparation method and application thereof

The invention discloses thermoplastic polyurethane rubber slurry and a preparation method and application thereof, the thermoplastic polyurethane rubber slurry comprises TPU particles, a pore forming agent and a solvent, and the content of soft chain segments of the TPU particles in the TPU particles is 40-50 wt%. The soft chain segment of the TPU particle is oligomer dihydric alcohol, the molecular mechanism of the TPU particle is that two ends of a molecular chain are terminated by hydroxyl, and the molecular weight of the oligomer dihydric alcohol is controlled to be 1500-3000. And the hard chain end of TPU is diisocyanate and a chain extender. By reducing the content of the soft chain segment and increasing the content of the hard chain segment, the performance of the TPU particles is more suitable for the coating of the diaphragm, the cohesiveness of the diaphragm and a pole piece is improved, the wettability of the diaphragm is improved, the liquid injection efficiency of the battery ...

Prompt learning-based application programming interface migration method

The invention discloses an application programming interface (API) migration method based on prompt learning, which can effectively solve the matching problem between a source API and a target API in API migration and the matching problem of API parameters. A hint construction method is presented to generate API migration code using a large-scale code pre-training model. The method mainly comprises the steps that a source API is extracted from a source code to be migrated, an API migration mapping table is retrieved, and a candidate target API list is obtained; obtaining parametric function declarations of the source API and the candidate target API by using the API document; in combination with consideration of parameter types, parameter names and parameter number matching degrees between the source and the candidate target APIs, obtaining parametric function declarations of the source API and the target API which are optimally matched; and constructing a prompt of the pre-training model ...

Dismantling process and auxiliary dismantling equipment for metro connecting channel

The invention relates to the technical field of metro construction, in particular to a metro connecting channel dismantling process and auxiliary dismantling equipment, and provides a metro connecting channel dismantling process which comprises the steps that earthwork is excavated to a base in a segmented mode, and profile steel is erected between fender posts and a bottom plate of a connecting channel; the third support is dismantled, and pouring continues to be conducted below the side wall top plate; i-shaped steel is adopted to support the fender posts at a top plate beam, and a fender post chiseling-away space is reserved; after the two fender posts are broken, the two fender posts are broken at the interval of one pile, the upper portion and the lower portion of the broken pile are cut off, and the whole cut-off pile is lifted out; and the position of a pipeline in the access portal is determined and changed, the access portal is divided into blocks to be cut, and cut fragments are ...

Rattan system sectional sofa

... 本实用新型公开了种藤制组合沙发，包括：个长方体茶几，个椭圆柱体茶几，至少个沙发，所述沙发包括靠背和底座，所述底座上端面到靠背上端的距离等于底座的高度，所述背部两侧边沿底座上端面两侧棱长度方向延伸至底座的两侧棱1/2位置，靠背的延伸面垂直于底座上端面，所述长方体茶几高度与沙发底座高度相等，所述长方体茶几宽度与沙发底座宽度相等，所述长方体茶几长度与沙发总高度相等，所述椭圆柱体茶几的长、宽、高与沙发底座的长、宽、高相同，采用藤制沙发、长方体茶几和椭圆柱体茶几可以通过交叉堆叠的方式就行运输达到了既节约运输成本又不失用户体验的效果。 ...

PPTA/PFSA blended proton exchange membrane and preparation method and application thereof

The invention discloses a PPTA/PFSA blended proton exchange membrane and a preparation method and application thereof.The preparation method of the PPTA/PFSA blended proton exchange membrane comprises the following steps that in the nitrogen or inert gas environment, under the stirring condition, perfluorosulfonic acid is added into a first membrane preparing solvent in batches, the mixture is stirred to be uniform, hydrotropy salt is added, the mixture is stirred to be uniform, and a solution B is obtained; adding p-phenylenediamine into the solution B at 10-15 DEG C, and uniformly stirring to obtain a solution C; the paraphthaloyl chloride solution is poured into the solution C with the temperature ranging from-10 DEG C to 0 DEG C, a low-temperature reaction is conducted, a solution D is obtained, polyvinylpyrrolidone is added, the mixture is stirred to be uniform, a membrane casting solution is obtained, paraphthaloyl chloride is dissolved in a second membrane preparing solvent, and ...

Composite code submission decomposition method based on attribute graph clustering

The invention discloses a composite code submission decomposition method based on attribute graph clustering. The method comprises the following steps: firstly, constructing a submission graph by taking code statements in composite code submission as nodes and a dependency relationship between codes as edges, then, acquiring attribute characteristics of each node by using a high-order graph convolutional neural network model, and finally, clustering the nodes based on affinity propagation clustering to finish decomposition. Compared with an existing method, the method has the advantages that the dependency relationship between the text content of the code statements and the code statements is combined, and automatic decomposition of composite code submission is achieved. Experimental results on an existing data set show that the method has a better effect on the composite code submission decomposition problem compared with similar work.

Novel diaphragm for lithium battery as well as preparation method and application of novel diaphragm

The invention discloses a novel diaphragm for a lithium battery as well as a preparation method and application of the diaphragm, ethylenediamine tetraacetic acid tetralithium salt (DTA-4Li) is prepared to be used for a lithium battery diaphragm coating to prolong the service life of the battery, and metal ions are captured from a metal chelating agent to prevent reduction at a negative electrode, so that the service life is prolonged; and meanwhile, the service life of the battery is prolonged on the aspect of supplementing lithium ions for the lithium battery.

Polyacrylamide lithium ion battery base membrane and preparation method thereof

The invention discloses a polyacrylamide lithium ion battery base membrane and a preparation method thereof, and the preparation method comprises the following steps: heating and mixing polyacrylamide, a main plasticizer and an auxiliary plasticizer to form a suspension liquid, adding the suspension liquid into a twin-screw extruder for melt extrusion, cooling and sizing by using a sizing roller, forming a casting piece, winding and cutting to obtain the polyacrylamide lithium ion battery base membrane. And stretching the cut casting piece, and then clamping the casting piece by a clamp, extracting, washing and drying to obtain the polyacrylamide lithium ion battery base membrane. The main plasticizer glycerol can be dissolved in water to replace a traditional white oil plasticizer, low-cost and pollution-free water is used for replacing a high-cost, volatile and toxic dichloromethane extraction agent, the production cost and the safety risk are reduced, and good application prospects and ...

Pet nest subassembly

... 本实用新型公开了一种宠物窝组件，解决了家中的多个宠物窝会占用较大的室内空间。其技术方案要点是包括第一宠物窝以及第二宠物窝，所述第一宠物窝以及第二宠物窝均具有：由底板和设置底板外缘上的侧围形成的基部，在所述基部上方设置有顶棚，所述第一宠物窝能置于第二宠物窝的基部内。达到了第一宠物窝和第二宠物窝能通过叠放放置在一起，节省了室内的内部空间，并且在底板的外缘上设置有侧围，和基部上方设置有顶棚均起到了能挡风，保暖的效果，为宠物提供了更加舒适的环境。 ...

Steam condensate recovery device

The utility model discloses a steam condensate recovery device, which comprises a storage tank, a steam pipe, a water inlet pipe, a water outlet pipe and a water outlet pipe, the partition plate is fixed to the inner wall of the storage tank and used for partitioning a storage tank cavity; a dredging pipe used for dredging the cooling assembly is arranged in the storage tank and slidably arranged on the inner wall of the storage pipe through a moving assembly connected with a rotating assembly, the rotating assembly is slidably arranged on the inner wall of the storage pipe and can drive the dredging pipe to rotate, and the moving assembly is fixed to the partition plate and can drive the rotating assembly to move. A cleaning assembly used for cleaning the top of the storage tank is rotationally arranged on the inner wall of the storage tank, and a filtering assembly used for filtering steam is fixed to the inner wall of the storage tank. Impurities or particles in the water vapor can be ...

PPTA modified perfluorosulfonic acid proton exchange membrane and preparation method thereof

The invention discloses a PPTA-modified perfluorosulfonic acid proton exchange membrane and a preparation method thereof.The PPTA-modified perfluorosulfonic acid proton exchange membrane is of a layered structure, a middle layer is a perfluorosulfonic acid polymer and PPTA mixed layer, and the preparation method of the perfluorosulfonic acid polymer and PPTA mixed layer comprises the steps that a pore-foaming agent, PPTA resin and concentrated sulfuric acid are mixed, and a mixture is obtained; stirring until the pore-foaming agent and the PPTA resin are uniformly dispersed in the concentrated sulfuric acid, and carrying out vacuum defoaming to obtain a PPTA porous casting membrane solution; blade-coating the PPTA porous membrane casting solution on a substrate, putting into pure water, stripping from the substrate after solidification, soaking in ultrafiltration water to obtain a PPTA porous membrane, immersing the PPTA porous membrane into the perfluorosulfonic acid membrane casting solution ...

Laser cleaning real-time monitoring system and method based on visual sense and tactile sense perception

The invention discloses a laser cleaning real-time monitoring system and method based on vision and tactile perception, and relates to the field of laser cleaning. The system comprises a tactile perception mechanism capable of perceiving friction electric signals, a high-resolution camera capable of obtaining workpiece surface image signals, and a signal processing module capable of processing the friction electric signals and the image signals in real time. And the laser cleaning head is controlled by the signal processing module to realize related displacement. According to the device, initial planning of a laser cleaning path and initial monitoring of the cleaning effect are achieved by means of image data obtained by a high-resolution camera and an image signal processing module, after a laser cleaning head is moved away, a TENG sensing block synchronously moves to the same area, tactile perception is conducted by means of friction, and the laser cleaning effect is monitored. And re-monitoring ...

Driver emotion recognition method and device, electronic equipment and storage medium

The invention discloses a driver emotion recognition method and device, electronic equipment and a storage medium, and the method comprises the steps: obtaining a facial image of a driver according to a preset sampling frequency, and determining an expression type corresponding to the facial image according to the expression feature data of the facial image; determining a facial emotion score according to statistical data of the expression type in a preset historical duration; if the facial emotion score exceeds a preset range, voice and heart rate of the driver are collected, and voice data and heart rate data are obtained; the emotion recognition result of the driver is determined according to the facial emotion score, the voice data and the heart rate data, so that the emotion state of the driver is determined through multiple dimensions, the emotion of the driver is recognized more accurately, and the driving safety is improved.

Sofa

... 一种沙发，包括沙发椅，所述沙发椅的椅面包括若干支撑杆，所述支撑杆成相互平行设置，相邻所述支撑杆的间距大于沙发椅的椅腿横截面的宽度，支撑杆上的上方可以放置沙发垫。这样在叠放的时候，上方的沙发椅可以插入到下方沙发椅的支撑杆之间，从而两个沙发椅，上方的沙发椅椅面的下表面就可以与下方的椅面的上表面接触了，这样就节省了沙发椅在叠放时的纵向空间，而且其中一侧的一条椅腿也可以靠近椅面的边缘插入到椅面内，这样两个沙发椅的椅面在水平方向上也基本上可以重叠了，以此方式向上叠放更多的沙发椅，从而可以大大减少沙发椅的摆放空间，也方便搬运。 ...

Method for optimizing two-dimensional code data uploading file based on database table partition

The invention provides a method for optimizing a two-dimensional code data uploading file based on database table partition, which comprises the following steps of: dividing a database table into different partitions according to time, and after receiving two-dimensional code transaction data, automatically storing the transaction data into the different partitions by a system according to the receiving time; when transaction data needs to be uploaded, the QRCODE-PLATFORM software queries partition information to be uploaded, obtains a partition where the data to be uploaded are located, compresses two-dimensional code data to be uploaded, and uploads the compressed two-dimensional code data to an FTP directory of a clearing mechanism; after the two-dimensional code transaction data is successfully uploaded, the partition where the successfully uploaded two-dimensional code transaction data is located is marked as being uploaded, and according to the technical scheme, the data size of a ...

Lens mounting structure, lens mounting system and vehicle lamp

The invention discloses a lens mounting structure, a lens mounting system and a vehicle lamp, and relates to the technical field of vehicle lighting. The lens installation structure comprises a lens installation support, an elastic fixing piece and a fixing support, during installation, an optical lens smoothly slides into a lens installation groove of the lens installation support along the back bearing face of the installation support, and the back bearing face and a circumferential limiting face of the lens installation support conduct accurate positioning on the optical lens; then the optical lens is tightly pressed on the lens mounting bracket from the side surface by using the elastic fixing piece to prevent the optical lens from moving and overturning, and finally, the elastic fixing piece is fixed by using the fixing bracket to indirectly press the optical lens. The lens mounting structure can be used for mounting and positioning the optical lens on the side surface of the optical ...

Virtual character action synchronization method and device, equipment and storage medium

The embodiment of the invention provides a virtual character action synchronization method and device, equipment and a storage medium, and the virtual character action synchronization method comprises the steps: obtaining initial position data through virtual reality equipment, and carrying out the optimization processing of the initial position data, and obtaining target position data; constructing a motion path according to the target position data, and determining a motion track of the virtual character based on the motion path; and correcting the motion trail based on a preset correction model to obtain a corrected motion trail, and performing action synchronization on the virtual character based on the corrected motion trail. The method comprises the steps of obtaining initial position data, and performing optimization processing on the initial position data to obtain target position data; constructing a motion path according to the target position data, and determining a motion track ...

Rewinding machine for gummed paper

The invention discloses a rewinder for impregnated paper, and relates to the technical field of decorative paper production equipment.The rewinder comprises a base, a placing frame mechanism and a tail end rotating mechanism are arranged on the base, a distance adjusting block mechanism is arranged on the tail end rotating mechanism, the distance adjusting block mechanism is fixedly connected with two clamping plate mechanisms, and a driving shaft mechanism is arranged on the base; a driving shaft mechanism is arranged on the base, a clamping plate mechanism is arranged on the driving shaft mechanism, a winding ring mechanism is arranged on the clamping plate mechanism, the base is fixedly connected with a first cutting mechanism and a second cutting mechanism, and a connecting rod mechanism is arranged between the first cutting mechanism and the second cutting mechanism. The tail end of impregnated paper can be fixed through the clamping plate mechanism, paper rolls with different widths ...

Emotion-based driving early warning method and device, electronic equipment and storage medium

The invention discloses an emotion-based driving early warning method and device, electronic equipment and a storage medium, and the method comprises the steps: obtaining a facial image of a driver according to a preset sampling parameter, and determining an expression type corresponding to the facial image according to the expression feature data of the facial image; determining a facial emotion score according to statistical data of the expression type in a preset historical duration; if the facial emotion score meets the preset early warning condition, early warning information corresponding to the facial emotion score is sent out, so that the emotion of the driver is recognized more accurately, and more accurate driving early warning is achieved.

Method and device for monitoring and protecting pollution of laser cleaning head protective glass

The invention discloses a method and device for monitoring and protecting pollution of laser cleaning head protective glasses, and belongs to the technical field of laser cleaning and intelligent detection. The device comprises a galvanometer, a focusing mirror, a protective mirror, a photovoltaic panel terminal, a green laser, a laser generator and a photovoltaic panel. The photovoltaic panel can absorb laser output by the green laser, convert the laser into an electric signal and transmit the electric signal to the photovoltaic panel terminal; the photovoltaic panel terminal can receive an electric signal output by the photovoltaic panel and convert the electric signal into a digital quantity for processing, the digital quantity corresponds to the pollution degree of the protective glass and is displayed, and when the pollution degree exceeds a set threshold value, an alarm is given to an operator and laser cleaning is automatically stopped; the situation that the protective glass is ...

Gel-state PMMA (Polymethyl Methacrylate) slurry, diaphragm, lithium battery and preparation method of gel-state PMMA slurry

The invention discloses gel-state PMMA (polymethyl methacrylate) slurry, a diaphragm lithium battery and a preparation method of the diaphragm lithium battery. The preparation method of the gel-state PMMA slurry comprises the following steps: step 1, adding methyl methacrylate into N-methyl pyrrolidone, and uniformly stirring; then adding an initiator azodiisobutyronitrile, and stirring for min; the temperature is increased to 50-70 DEG C at the temperature increasing rate of 3-5 DEG C/min and kept for 30-50 min, then the temperature is continuously increased to 80-90 DEG C and kept for 2-4 h at the temperature increasing rate of 3-5 DEG C/min, and then the temperature is decreased to the room temperature to obtain PMMA gel; step 2, adding the aluminum oxide powder into N-methyl pyrrolidone, and stirring for 30 to 40 minutes; then sanding by using a rod pin type sand mill to obtain an inorganic powder solution; (3) adding the PMMA gel prepared in the step (1) into the inorganic powder solution ...

Foldable hoisting equipment for municipal construction and use method

The foldable hoisting equipment for municipal construction comprises a cross beam, supporting seats are installed at the two ends of the cross beam respectively, rotating seats are installed on the portions, located above the two sides of the cross beam, of the supporting seats respectively, and supporting columns are hinged to the rotating seats respectively; longitudinal containing grooves are formed in the positions, located on the two sides of the cross beam, of the supporting base correspondingly, and the distance between the containing grooves in the two sides is wide in the lower portion and narrow in the upper portion. In the working state, the supporting columns rotate through the rotating seats and extend to the ground, the supporting columns are located on the lower sides of the rotating seats and clamped into the containing grooves to be fixed, the two supporting columns on the supporting seats on each side extend to the ground in a splayed shape, and in the folding state, the ...

Air bag type filler and sewage treatment equipment

The invention discloses an air bag type filler and sewage treatment equipment, the air bag type filler comprises the sewage treatment equipment and the air bag type filler, sealing plates are arranged at the top end and the bottom end in the air bag type filler, a filler upper support and a filler lower support are arranged in the air bag type filler, and the bottom ends and the top ends of the upper support and the lower support are fixedly connected with the sealing plates; the inner layer of the air bag type filler is a fixed layer and is made of an airtight material, the outer layer of the air bag type filler is an adhesive layer and is made of a non-woven fabric material, the top end of the bottom plate is fixedly connected with an aerobic tank, and the top end of the bottom plate and one side of the aerobic tank are fixedly connected with an anoxic tank; according to the air bag type filler and the sewage treatment equipment, falling of an aged biological membrane on the filler is ...

Non-destructive cleaning device and method based on continuous-pulse laser

A nondestructive cleaning device and method based on continuous-pulse laser achieve control over the damage degree of a cleaned surface in the laser cleaning process by adjusting the scanning distance between a continuous laser beam and a pulse laser beam, and are characterized by comprising a continuous laser light path, a variable-distance pulse laser light path and a high-performance CCD camera which are fixedly arranged. Wherein the continuous laser light path comprises a continuous laser collimator, a reflector, a galvanometer and a field lens; the pulse laser light path comprises a pulse laser collimator, a galvanometer and a field lens, a pulse laser scanning system comprising the galvanometer and the field lens can move, and control over the distance between pulse laser and continuous laser is achieved during scanning; the high-performance CCD camera shoots images of the workpiece in real time, the distance between the two laser beams is adjusted in real time by observing the cleaning ...

Magnetic flux automatic detection system

The invention relates to the field of magnetic flux detection equipment, in particular to an automatic magnetic flux detection system. According to the key points of the technical scheme, the device comprises a rack, the rack is provided with a transfer station, a defective product placement station and a non-defective product placement station, and the device further comprises a separation mechanism which is arranged on the rack and used for containing a plurality of workpieces arranged in a stacked mode and sequentially and independently sending the workpieces to the transfer station of the rack; the detection mechanism is arranged on the rack, is adjacent to the separation mechanism and is used for detecting the performance of the workpiece; and the transfer mechanism is movably arranged on the rack and used for grabbing the workpieces located at the transfer station and driving the workpieces to be detected at the detection mechanism, and then the detected workpieces are stacked in ...

Ta and Ag double-doped TiNiSn-based thermoelectric material and preparation method thereof

The invention discloses a Ta and Ag double-doped TiNiSn-based thermoelectric material and a preparation method of the Ta and Ag double-doped TiNiSn-based thermoelectric material. The chemical general formula of the TiNiSn-based thermoelectric material is Ti (1-x) TaxNiAgxSn, x is more than or equal to 0.01 and less than or equal to 0.05, high-purity metal elementary substance raw materials are strictly proportioned and then are smelted to obtain a TiNiSn cast ingot, then the steps of isothermal annealing, agate crucible grinding, ball milling and the like are performed to obtain refined powder, and finally the thermoelectric material is obtained through spark plasma sintering. According to the invention, Ti in TiNiSn is replaced by Ta doping, and Ag is additionally added, so that on one hand, the carrier concentration is improved, and the electrical performance of the TiNiSn material is effectively improved, and on the other hand, phonon scattering is effectively enhanced through stress ...