建筑用型材

Agricultural mechanical equipment for corn crushing and deep processing

The invention discloses agricultural mechanical equipment for corn crushing and deep processing, and relates to the technical field of corn processing. The agricultural mechanical equipment for corn smashing and deep processing comprises a smashing box, a screening assembly, a conveying assembly and a discharging assembly, a fixed bottom plate is fixedly installed at the bottom of the smashing box, and partition plates are fixedly installed on the inner walls of the two sides of the fixed bottom plate. According to the agricultural mechanical equipment for corn crushing and deep processing, through cooperative use of a first motor base, a first belt wheel, a first belt, a second motor base and a second motor, corn flour can be subjected to blowing and screening treatment after corn is crushed, so that the situation that the corn flour quality is affected due to uneven particles after corn crushing can be avoided, and the corn crushing efficiency is improved. In addition, the screening mode ...

Double-esterified starch flame retardant and preparation method thereof, starch-based flame-retardant finishing agent and preparation method and application of starch-based flame-retardant finishing agent

The invention provides a double-esterified starch flame retardant, a starch-based flame-retardant finishing agent and a preparation method and application thereof, and belongs to the technical field of flame retardants. The double-esterified starch flame retardant is prepared from the corn starch, the sodium dihydrogen phosphate, the disodium hydrogen phosphate and the urea, and the raw materials are wide in source, rich, easy to obtain and low in cost; the preparation process of the flame retardant is simple, and less equipment is used; the flame-retardant finishing conditions are few, the implementation is convenient and easy, the flame-retardant effect is good, and the limit oxygen index of the finished polylactic acid Hadamard fabric is increased from 21.4 to 24.8; and meanwhile, the flame retardant can be completely degraded, so that environmental pollution is not easily caused in subsequent treatment.

Internet of vehicles task unloading optimization method based on mobile perception

The invention discloses an Internet of Vehicles task unloading optimization method based on mobile perception, and the method comprises the steps: (1) initializing system parameters, including roadside unit related parameters, vehicle related parameters, task related parameters and algorithm initial parameters; (2) generating an unloading proportion distribution vector of the calculation task, wherein each element in the vector represents the proportion of the task received by the corresponding vehicle; (3) optimizing the energy consumption of the system by optimizing the task unloading proportion, and searching the optimal solution of task unloading based on the proposed algorithm; and (4) task unloading is carried out according to an allocation strategy corresponding to the optimal solution. According to the method, optimization of task unloading calculation can be quickly and effectively carried out, the time delay is effectively reduced, and the unloading calculation cost is reduced ...

TDD co-frequency multi-cell processing method and device, equipment and storage medium

The present application relates to the technical field of communications, and discloses a TDD co-frequency multi-cell processing method, apparatus and device, and a storage medium, the TDD co-frequency multi-cell processing method comprising: determining a synchronization point deviation from a first time starting point and a second time starting point; obtaining first time domain data, and obtaining first frequency domain data through discrete Fourier transform; and determining second frequency domain data based on the synchronization point deviation and the first frequency domain data. Through the above mode, the first time domain data is obtained, the first frequency domain data is obtained through discrete Fourier transform, and the second frequency domain data is obtained through the synchronization point deviation and the first frequency domain data, so that frequency domain data processing of multiple cells in the same TDD wireless communication system is realized. According to the ...

Engineering driller machine-liquid composite power transmission device and control method thereof

The invention belongs to the technical field of engineering drills, and discloses an engineering driller mechanical-hydraulic hybrid power transmission device and a control method thereof, and the engineering driller mechanical-hydraulic hybrid power transmission device comprises an engine, a mechanical transmission flow and a hydraulic transmission flow; an output shaft of the engine is provided with a small belt wheel and is connected to the double pump through a coupling, so that one-driving-two starting of the engine is realized, and the output power of the engine is maximized; the mechanical transmission flow comprises a transmission mechanism of a belt transmission mechanism, a three-jaw chuck, a speed change gear box, a first reversing gear box, a second reversing gear box, a mast gear box and a power head gear box; the hydraulic transmission flow is used for supplying liquid to an executing mechanism of the drilling machine through hydraulic energy output by the double pump. The ...

Embedded drinking water purification equipment with dustproof mechanism

The utility model discloses embedded drinking water purification equipment with a dustproof mechanism, and relates to the technical field of water purification equipment, the embedded drinking water purification equipment comprises water purification equipment, a fixed box and a servo motor, a first groove is formed in the front surface of the water purification equipment close to the bottom end, and water outlets are embedded in the two sides of the top end of the inner wall of the first groove; a fixed box is fixedly welded to the top end of the inner wall of the first groove and located between the adjacent faces of the water outlets. Through the arrangement of the baffle, the electric telescopic rod firstly drives the baffle to move downwards during water receiving, then the servo motor is started to enable the baffle to transversely slide, the water outlet is opposite to the baffle, water can be sprayed out from the water outlet, the sealing sleeve is connected to the periphery of ...

Device for detecting service life of window lifter

The invention relates to a window lifter service life detection device, which relates to the technical field of window lifters, and comprises a base, a pressure action mechanism and a power supply mechanism, wherein the base is used for playing a main role in supporting and bearing, the pressure acting mechanism is arranged on the peripheral side of the top of the base and used for simulating counter-acting force generated by a window to the output end of the window lifter when the output end of the window lifter swings, and the power supply mechanism is arranged in the middle of the top of the base and used for supplying power to the window lifter. The power supply mechanism is used for driving the input end of the window lifter to rotate forwards and backwards so as to achieve the effect of driving the output end of the window lifter to swing back and forth. The method has the effect that the service life of the window lifter can be visually fed back.

METHOD AND SYSTEM FOR AVOIDING MESSAGE CONGESTION

A system for avoiding message congestion includes: a package processor configured to: be connected to a traffic manager, classify, parse, modify and encapsulate a message, and carry out congestion processing according to a congestion strategy received from the traffic manager; and the traffic manager is configured to: carry out congestion detection on the message, generate the congestion strategy and send the same to the package processor. Also disclosed is a corresponding system. The present invention, on the one hand, reduces the memory overhead and periphery access overhead caused by maintaining enormous queues by the package processor; on the other hand, it saves enormous resource consumption by the traffic manager, improves the message processing performance and efficiency, and improves the reliability and stability of the system by way of the feedback mechanism.

COORDINATED-CONTROL COENZYME Q10 FERMENTATION PRODUCTION PROCESS BASED ON ONLINE OXYGEN CONSUMPTION RATE AND ELECTRICAL CONDUCTIVITY

Disclosed is a fed-batch coordinated-control coenzyme Q10 fermentation production process based on changes in the online oxygen consumption rate and in the online electrical conductivity. In the fermentation process of coenzyme Q10 production strains, the oxygen consumption rate is controlled to be 30-150mmol/L·h the electrical conductivity is maintained at 3.0-30.0ms/cm through fed-batch processing, so as to promote thallus growth and the start and accumulation of coenzyme Q10 synthesis. The method can greatly increase the output of coenzyme Q10 and considerably reduce production cost. The method has the advantages of simple process control and high operability, and is suitable for large-scale industrial production.

Method and device for accessing list detail page, storage medium and electronic equipment

Embodiments of the invention provide a list detail page access method and apparatus, a storage medium and an electronic device, the method comprising: receiving a request for viewing detail information sent by a current user, the request carrying encrypted information, the encrypted information being obtained by encrypting a list item identifier corresponding to the detail information, and the list item identifier corresponding to the detail information being a list item identifier corresponding to the list item identifier; the validity period of the list item identifier is a preset time period; generating a current temporary key corresponding to the identity information of the current user; and verifying the encrypted information by using the current temporary key, and confirming the state of the encrypted information. Some embodiments of the application can improve the security of accessing the list detail page and prevent information leakage.

Tipping device of two -man ladle

... 本实用新型公开了种抬包倾翻装置，包括机座（1）、倾翻平台（2）、液压系统（3）；机座（1）为框架结构；倾翻平台（2）搁置在机座（1）上，机座（1）前侧边的两端分别设机座立柱（5）；倾翻平台（2）前侧边两端部各设L形连接臂（6）的横段架设于机座立柱（5）顶部通过轴（4）转动联结；其特征在于：倾翻平台（2）上形成有个平台踏面（8），平台踏面（8）前低后高；倾翻平台（2）上位于两个L形连接臂（6）的竖段的两侧向内各形成有抬包限位柱（7）；倾翻平台（2）上位于两个L形连接臂（6）的竖段的上端向内各形成有托架（13）；本实用新型结构简单，成本不高，生产的安全性有保证，操作方便，易于自动化控制。 ...

Explosion-proof heat tracing device and method for combustible medium pipeline

The invention discloses an anti-explosion heat tracing device and method for a combustible medium pipeline. The anti-explosion heat tracing device comprises a heat preservation layer, an electric heat tracing protection sleeve, an electric heat tracing cable, an electric contact pressure gauge and a nitrogen supply unit. The heat preservation layer is located on the outer layer of the combustible medium pipeline and used for preventing heat loss. The electric heat tracing protection sleeve is arranged below the combustible medium pipeline side; the electric heat tracing cable is installed in the electric heat tracing protection sleeve. And the nitrogen supply unit and the electric contact pressure gauge are respectively connected with the electric heat tracing protective sleeve. According to the method, construction is convenient, maintenance is easy, energy consumption is low, and meanwhile the potential safety hazard of combustible medium pipeline combustion explosion caused by electric ...

Target identification method and system based on lightweight network, and sweeping robot

The invention provides a lightweight network-based target identification method and system and a sweeping robot, and the method comprises the steps: collecting a picture data set of different objects in an indoor actual environment, calibrating pictures, and dividing the data set into a training set, a verification set and a test set; based on a YOLOv4-tiny network structure, establishing a lightweight network model comprising a feature extraction backbone network, a mixed channel attention mechanism module and a decoupling head module; training the lightweight network model by using a training set and a verification set, and storing a model weight when a loss function converges; loading the stored model weight, and identifying an indoor object by using the trained lightweight network model; and planning a motion path of the sweeping robot according to an identification result. According to the method, the lightweight network model with higher generalization ability and higher recognition ...

Clothes

... 种衣服，包括衣服本体以及缝于衣服本体两侧的袖口，还包括防磨袖套；所述防磨袖套；所述防磨袖套下部开有扣孔，上内壁缝有粘片，中内壁上缝有布块；布块和防磨袖套内壁之间安置有微型红外射线装置；所述微型红外射线装置包括射线头；防磨袖套相应的开有射线孔；所述袖口底部外侧缝有钮扣，底部内侧缝有连接粘片的棉片；所述衣服本体和袖口缝接处底部安置有微型体温感应器。本实用新型通过防磨袖套可防止袖口底部磨损，微型体温感应器可检测体温，微型红外射线装置在挂针时可帮助找到手静脉，方便注射，功能多样。 ...

Paper deviation rectifying mechanism of winding drum printing machine

The invention discloses a paper deviation rectifying mechanism of a winding drum printing machine, and relates to the technical field of printing machines. The device comprises a winding drum printing machine, a base is arranged on one side of the winding drum printing machine, a sliding seat is slidably connected to the top of the base, and printing paper is arranged on one side of the sliding seat; two supporting plates are fixedly connected to one side of the winding drum printing machine, a first roller shaft is fixedly connected between the two supporting plates, and the printing paper bypasses the first roller shaft and enters the winding drum printing machine. A rotating plate rotates to drive a supporting shaft to rise to leave the ground, a sliding seat can be driven to move, so that printing paper is tensioned, a sliding strip can be driven to reciprocate left and right through a connecting rod and a spring, and a moving plate can be driven to move; and the deviation rectifying ...

REMOTE TRAFFIC ACQUISITION METHOD, DEVICE AND SYSTEM

A remote traffic acquisition method, a device and a system are provided. The method includes that a local router transmits a multi-protocol label switching (MPLS) label reaching the local router and the MPLS label for remote traffic acquisition into a remote router (S10); the remote router records the received MPLS label information to configuration information (S20); the remote router acquires traffic, encapsulates a message according to the configuration information and forwards the message into the local router by a MPLS network (S30); and the local router receives and resolves the message, processes the message according to the MPLS label and transmits the processed message to an acquisition analysis server (S40). With the invention, more flexible and powerful data acquisition function can be achieved.

Oxygen content monitoring equipment of oil and gas storage and transportation system

The invention discloses oxygen content monitoring equipment of an oil gas storage and transportation system, which comprises pipe bodies and a monitoring module arranged in the pipe bodies and used for monitoring the oxygen content of oil gas, and also comprises a rotary sampling monitoring mechanism, and the rotary sampling monitoring mechanism comprises a joint for connecting two adjacent pipe bodies; at least one rotating groove is formed in the connector, a first rotating body which rotates by utilizing oil gas flowing power is arranged in the rotating groove, sampling devices are arranged at the two ends of the first rotating body, and the monitoring module is arranged in the first rotating body; in the rotating stroke of the first rotating body, when one sampler is extruded by the groove wall of the rotating groove, the sampler carries an oil gas sample to be detected by the monitoring module, and the other sampler extends into flowing oil gas to sample.

Suspension support structure of lei meng milling machine grinding roller

... 本实用新型公开了一种雷蒙磨粉机磨辊的悬挂支撑结构，包括雷蒙磨粉机的主轴，主轴上连接有磨辊支撑架，磨辊支撑架上通过铰轴铰装有磨辊连接架，磨辊连接架上连接有磨辊连接轴，磨辊连接轴下端连接有磨辊，所述悬挂支撑结构的俯视正投影视图中，连接所述磨辊连接轴的轴心和主轴的轴心的线段为连心线段，所述连心线段与所述铰轴的轴心线的交点比磨辊连接轴的轴心离主轴的轴心更近。该悬挂支撑结构可以有效减小近雷蒙磨筒体的直径，从而减少了系统所需风量，降低了能源消耗。 ...

Working operation method of large-range five-axis automatic welding movement main machine

The invention discloses a large-range five-axis automatic welding movement main machine which comprises four stand columns, two longitudinal beams and two connecting beams, and the four stand columns, the two longitudinal beams and the two connecting beams form a main machine truss. First guide rails, first sliding blocks and supports are sequentially arranged on the surfaces of the two longitudinal beams from bottom to top, a cross beam is arranged on the two supports in a crossing mode, a second guide rail and a third guide rail are arranged on the upper surface and the side face of the cross beam respectively, and a second sliding block and a third sliding block are arranged on the second guide rail and the third guide rail respectively. A 7-shaped sliding seat is arranged on the second sliding block and the third sliding block, two fourth sliding blocks arranged at intervals are arranged on the vertical side edge of the sliding seat, the fourth sliding blocks are matched with a lifting ...

Internet of vehicles task credible distribution method based on block chain

The invention discloses an Internet of Vehicles task credible distribution method based on a block chain. The method comprises the following steps: (1) initializing system parameters and establishing related models including a task time delay model, a vehicle scoring model and a reputation value model; (2) the RSU broadcasts task data packet information unloaded by the data center, and the vehicle which wants to complete the task uploads own computing power and task quotation; (3) the RSU distributes tasks according to the reputation value model and the vehicle quotation; (4) the RSU calculates a vehicle score according to a calculation result returned by the vehicle and updates a reputation value; (5) the data center distributes rewards to the vehicles and the RSUs; and (6) selecting miners according to a multi-weight block chain consensus algorithm such as a vehicle reputation value and the like, and issuing blocks, namely, uploading. According to the invention, task distribution can ...

Water surface environment-oriented wireless sensor network node optimization deployment method

The invention discloses a wireless sensor network node optimization deployment method oriented to a water surface environment. The method comprises the following steps: constructing a water surface channel model and a wireless sensor network node communication quality evaluation model; initializing all parameters; calculating virtual force resultant force borne by the nodes; moving the nodes according to the resultant force and an improved step length strategy; calculating a fitness function according to the new node position; judging whether the network performance is optimized or not; if yes, updating node positions and storing coordinates; if not, taking the node position as the initial position of the fruit fly population, and randomly starting to search according to the position of the fruit fly population; obtaining an optimal node deployment position and a fitness function value in the fruit fly population; and calculating an initial fitness function value and an optimized function ...

Variable angle fatigue testing machine that bends

... 本实用新型提供了一种可变角度折弯疲劳试验机，动力机构主要由液压马达、减速器、V带轮、V型皮带、传动轴、牵引皮带、深沟球轴承组成。液压马达通过V带轮、V型皮带和传动轴减速、并传递动力、传动轴通过牵引带轮连接、带动下牵引带轮旋转，同时，传动轴上安装一对相互的啮合齿轮，从而改变旋转方向并且传递动力，然后通过一对相同的V带轮把动力向上传递，两个传动轴上连接对应的夹具，电器传感器控制液压马达的正反转，实现两传动轴的转动，同时实现夹具的往复运动。本次发明的弯曲疲劳试验机结构简单，操作方便，成本较低，可以针对不同规格的试件进行疲劳强度对比，并且可以通过电器传感器改变弯曲角度以及弯曲速度，适用范围广泛。 ...

Backpack unit and corresponding ad hoc network base station

The invention provides a backpack unit and a corresponding ad hoc network base station. The bearing unit comprises a bearing plate, a supporting plate, a first limiting sleeve, a load reducing mechanism, a second limiting sleeve, a strap and a pull strap. A supporting plate is installed at the bottom of one side wall of the bearing plate and used for supporting an ad hoc network assembly, two sets of straps are installed on the other side wall of the bearing plate, a first limiting sleeve is movably clamped to the edge of the side, away from the bearing plate, of the supporting plate, a second limiting sleeve is arranged at the top of the first limiting sleeve, and the other end of the second limiting sleeve is movably clamped to the bearing plate. A load reducing mechanism is arranged between the first limiting sleeve and the second limiting sleeve, each strap is provided with a set of drawstrings, and the other ends of the drawstrings are used for being movably installed with an ad hoc ...

Comprehensive protection method for overpressure of blast furnace

The invention discloses a blast furnace overpressure comprehensive protection method which comprises the following steps: monitoring whether air pressure in a blast furnace and blast furnace top pressure detection are distorted or not to obtain an air pressure result and a distortion condition; comprehensive protection is carried out according to the air pressure result and the distortion condition, and when the air pressure is higher than a threshold value, an overpressure automatic control blow-off valve and a blast furnace overpressure automatic wind reduction function are started; when the blast furnace top pressure detection is distorted, a dust removal system overpressure diffusion system diffusion function and a blast furnace turbine unit static blade opening automatic control switching manual opening function can be started, and blast furnace clean gas pressure reduction is achieved; and if overpressure distortion occurs, sound-light alarm is given. Normal production of the blast ...

Auxiliary tail rope pulling device of motorized winching machine

The invention discloses a motorized winching machine auxiliary tail rope pulling device which comprises a milling cylinder, a chain transmission device and a tensioning mechanism, the milling cylinder is installed in the chain transmission device, a base support is installed on one side of the chain transmission device, and the tensioning mechanism is installed on the top of the base support through bolts. The top of the tensioning mechanism is provided with a locking mechanism through a bolt, the inner side of the locking mechanism is provided with a sliding seat mechanism, the inner side of the locking mechanism is provided with a fixed seat mechanism, and the fixed seat mechanism is located below the sliding seat mechanism. The grinding cylinder of the motorized winching machine drives the large chain wheel to transmit power to the driving rope clamping wheel, the linear speed of the driving rope clamping wheel is set to be equal to the linear speed of the grinding cylinder according ...

Vehicle speed calculation method and system and vehicle

The invention discloses a vehicle speed calculation method and system and a vehicle, and relates to the technical field of automobiles, and the vehicle speed calculation method comprises the steps: obtaining the motion posture of the vehicle and estimating the future motion trend based on a vehicle body stabilization system, and determining the state information of the vehicle; acquiring motion information of the vehicle according to the state information of the vehicle, and calculating a corrected speed of the vehicle at the current moment; acquiring a vehicle speed stored in a preset time period before the current moment, and judging whether the vehicle speed in the preset time period is greater than a preset vehicle speed or not; if yes, calculating an estimated mileage according to the vehicle speed in the preset time period; obtaining the actual mileage of the vehicle in a preset time period through a positioning system, and calculating a deviation coefficient of the vehicle based ...

Air guide device of air conditioner

The invention discloses an air guide device of an air conditioner and relates to the technical field of air conditioners, the air guide device comprises the air conditioner, a plurality of return air inlets are formed in the top of the air conditioner, an air guide plate mechanism can blow out air blown out of an air outlet through air guide holes, and therefore the situation that a user is directly blown by blown air is avoided; according to the air conditioner, the air deflector assembly can be adjusted at multiple angles, so that the air blowing direction can be changed at multiple angles, the air deflector mechanism is connected with the air conditioner through the suction cup, the air deflector mechanism is convenient to disassemble, the fan blades in the air guide holes can play a buffering role in the blowing-out process of blown air, and therefore the blown air is blown out at a low speed, and the service life of the air conditioner is prolonged. And in the blowing process of the ...

Thermoelectric power generation tube and thermoelectric power generation device provided with same

The invention discloses a thermoelectric power generation pipe and a thermoelectric power generation device with the thermoelectric power generation pipe, and relates to the technical field of thermoelectric power generation, the thermoelectric power generation pipe comprises a bottom plate, a driving motor and a temperature conduction block, an outer pipe is installed on the inner side of a heating box, an inner pipe is installed on the inner side of the outer pipe, and a circulating pump is installed on the inner wall of a cold water tank; a solution in the heating box is made of mercury-tin-lead liquid alloy, the outer pipe is made of aluminum alloy, and the inner pipe is made of a heat conduction metal copper pipe. Cold water in the inner pipe is discharged through the discharge pipe, subjected to heat exchange through the heat exchanger and rapidly refrigerated through the refrigerator, and then refrigerated water is discharged into the cold water tank to be recycled, so that cold ...

Gas chamber piston automatic leveling device and control method thereof

The automatic leveling device for the gas holder piston is arranged on piston guide wheel frames, the piston guide wheel frames are arranged in four horizontal directions of a gas holder, and the automatic leveling device for the piston comprises a rubber packing clamping device air cylinder and a rubber packing clamping device transmission force arm. The rubber packing clamping device air cylinder is fixedly connected with the rubber packing clamping device transmission force arm, the piston horizontal adjusting device transmission shaft penetrates through the rubber packing clamping device transmission force arm, and the rubber packing clamping device is fixedly connected with the piston horizontal adjusting device transmission shaft. And the transmission shaft is movably connected with the rubber packing clamping device through the piston horizontal adjusting device. The invention designs an automatic leveling device for a gas chamber piston and a control method of the automatic leveling ...

Self-adaptive triangular pyramid type auxiliary derrick supporting device and assembling method thereof

The invention belongs to the technical field of electric power equipment, and discloses a self-adaptive triangular pyramid type auxiliary derrick supporting device and an assembling method thereof. The two ends of a first horizontal supporting rod, a second horizontal supporting rod and an inclined supporting rod are connected with a tower material connecting base and a three-spherical-hinge support correspondingly; a cup-shaped tower material connecting seat of the tower material connecting seat is fixedly connected with a main material connecting plate fixed on the outer side of a tower material main material of the cup-shaped tower; one end of the anti-unbalance-loading steel wire rope is connected to the lower part of the auxiliary derrick revolving body of the main derrick, and the other end of the anti-unbalance-loading steel wire rope penetrates through the annular U-shaped groove of the three-spherical-hinge support. In the tower assembling operation process, the unbalance loading ...

Low-temperature desolventizing device and low-temperature desolventizing process for low-temperature soybean meal

The invention discloses a low-temperature desolventizing device and a low-temperature desolventizing process for low-temperature soybean meal. The low-temperature desolventizing device comprises a cylinder A, a cylinder B and a cylinder A solvent gas heating circulating system, and a feeding port of the cylinder B is communicated with a discharging port of the cylinder A; the A cylinder solvent gas heating circulating system comprises an A cylinder heating circulating pipeline, and a main cyclone dust collector, a circulating fan, a solvent gas heater and a thermal resistor which are arranged in sequence, the thermal resistor is connected with a steam self-control valve of the solvent gas heater through a controller, and the main cyclone dust collector discharges dust into the B cylinder; the cylinder A is provided with a feeding settling cylinder and an air outlet settling cylinder which are separated by a partition plate, the channel inner diameter of an air outlet channel is larger than ...

D2D communication multicast method based on equal-angle clustering and adaptive bandwidth allocation

The invention discloses a D2D (Device-to-Device) communication multicast method based on equal-angle clustering and adaptive bandwidth allocation. The terminals of the D2D multicast communication system under the cellular network comprise D2D transmitting terminals (cluster heads) and D2D receiving terminals, wherein the terminals comprise S D2D transmitting users and R D2D receiving terminal users. The method comprises the following steps: solving a base station issuing communication distance and a clustering number which enable the system time delay to be minimum according to a violent search algorithm; according to the method, users are clustered through an equal-angle clustering algorithm, an optimal cluster head is selected according to the distance, and the cluster head obtains data from a base station; and the cluster head distributes data to users in the cluster capable of establishing D2D reliable communication in a D2D multicast mode, wherein the cluster head carries out bandwidth ...

Anti-collision ad hoc network base station and corresponding distance measurement infinite hop MESH communication system

The invention provides an anti-collision ad hoc network base station and a corresponding distance measurement infinite hop MESH communication system. The anti-collision ad hoc network base station comprises an ad hoc network box body and two groups of storage battery boxes, wherein the two groups of storage battery boxes are symmetrically arranged on two side walls of the ad hoc network box body; a plurality of groups of first anti-collision units are distributed on the outer wall of one side of the ad-hoc network box body in a rectangular array mode, each group of first anti-collision units is movably connected with the outer wall of the ad-hoc network box body in a clamped mode, a plurality of groups of second anti-collision units are distributed on the outer wall of the storage battery box in a rectangular array mode, and each group of second anti-collision units is movably connected with the outer wall of the storage battery box in a clamped mode. The damage to the ad hoc network base ...

Vermicelli processing device and processing method

The invention discloses a vermicelli processing device and a vermicelli processing method. The vermicelli processing device comprises a stirring type vermicelli discharging mechanism which is hung on a rack, a water flow vermicelli guiding type heat setting mechanism is arranged below the stirring type vermicelli discharging mechanism, and a water flow vermicelli guiding type cooling mechanism is arranged below the water flow vermicelli guiding type heat setting mechanism; the discharging end of the stirring type wire discharging mechanism and the feeding end of the water flow wire guiding type heat setting mechanism are oppositely arranged up and down, and the discharging end of the water flow wire guiding type heat setting mechanism and the feeding end of the water flow wire guiding type cooling mechanism are oppositely arranged up and down; according to the processing method, production and processing of the vermicelli are completed based on the processing device, the vermicelli is conveyed ...

Main derrick bottom bearing device

The invention discloses a main derrick bottom bearing device, and belongs to the technical field of high-pressure tower assembly construction method auxiliary equipment.The main derrick bottom bearing device comprises a main derrick, a universal spherical hinge support, a supporting plate, a lower hinge seat, an upper hinge seat, an upper connecting plate and a supporting steel pipe, and the two end faces of the universal spherical hinge support are fixedly connected with the main derrick and the supporting plate through bolts respectively; the supporting plate plays a role in connecting all the devices and bearing the main holding pole, the lower hinge seat is connected with the supporting plate and one end of the supporting steel pipe, the other end of the supporting steel pipe is connected with the upper hinge seat through the upper connecting plate, and the upper hinge seat is fixed to a square partition face of the wineglass-shaped iron tower. The four supporting steel pipes are mainly ...

Working method of linear-rotary composite feeding motion device driven by single shaft linearly

The invention discloses a single-shaft linear driving linear-rotation composite feeding motion device which comprises a base, two first guide rails are arranged on the base, a plurality of movable guide rail sliding blocks are further arranged on the first guide rails, and a movable seat is erected on the guide rail sliding blocks of the two first guide rails; screw rod transmission assemblies in the same direction are arranged on the base between the two first guide rails; a rack seat with a second guide rail is further arranged on the side edge of the base, and a movable rack is arranged on the rack seat; a rotating shaft with a rolling bearing is arranged on an axis hole of the moving seat, a gear is arranged at one end of the rotating shaft, a supporting table is arranged at the other end of the rotating shaft, and the gear is meshed with the rack. A stop block and a spring seat are arranged at the two ends of the rack seat respectively, a compression spring partially extending out ...

Air conditioner refrigerant injection device

The invention discloses an air conditioner refrigerant injection device, and relates to the technical field of refrigerants. The injection device comprises a first sleeve plate, the bottom of the conveying pipe fixedly communicates with a connecting pipe, a first spring is fixedly connected between a baffle and the first sleeve plate, air outlets are symmetrically and fixedly formed in the lower surface of the connecting pipe, and a telescopic mechanism and a communicating plate are symmetrically arranged on the surface of a sliding pipe; a second sleeve plate is fixedly connected to the bottom of the sliding pipe, an injection head is arranged at the bottom of the sliding pipe, a first sliding groove and a second sliding groove are symmetrically and fixedly formed in an inner cavity of the sliding pipe, and a first communicating hole and a second communicating hole are fixedly formed in the inner wall of the inner cavity of the sliding pipe and an inner cavity of the lower surface of the ...

Outer inclined support surface structure that hangs of lei meng milling machine grinding roller

... 本实用新型公开了一种雷蒙磨粉机磨辊的外悬挂倾斜支撑结构，包括雷蒙磨粉机的主轴，主轴上连接有磨辊支撑架，磨辊支撑架上通过铰轴铰装有磨辊连接架，磨辊连接架上连接有磨辊连接轴，磨辊连接轴下端连接有磨辊，所述外悬挂倾斜支撑结构的俯视正投影视图中，连接磨辊连接轴的轴心和主轴的轴心的线段为连心线段，通过磨辊连接轴的轴心且垂直于所述铰轴的轴心线的垂线与所述轴心线的交点为垂足，连接磨辊连接轴的轴心和垂足的线段为垂线段，所述连心线段向外延长的延长线与所述垂线段之间的夹角α为锐角；所述垂足比磨辊连接轴的轴心离主轴的轴心更远。该磨辊的内悬挂倾斜支撑结构，结构简单，可减轻磨辊震动和增加设备的使用寿命。 ...

Intelligent interactive on-site monitoring system for derrick tower assembly construction

The invention discloses an intelligent interactive on-site monitoring system for tower construction of a derrick. The intelligent interactive on-site monitoring system comprises various sensing monitoring systems, an interconnected and intercommunicated data exchange system; a multi-level early warning mode is adopted; a multi-mode analysis early warning system is adopted; power manual on-site control and remote control are combined; the invention discloses a construction control system combining manual intervention and intelligent intervention. The problem that in the traditional tower assembling construction process, the stress and posture of each stress component are basically judged only through manual construction experience is solved, the stress state of the whole construction equipment can be monitored, danger alarm can be provided in time, manual emergency control is assisted, and therefore the number of constructors can be greatly reduced, and the construction efficiency is improved ...

Polylactic acid fiber pure-spinning degradable Hadamard fabric

The invention provides a polylactic acid fiber pure-spinning degradable Hadamard fabric, and belongs to the technical field of green textiles. The polylactic acid fiber content of the polylactic acid fiber pure-spinning degradable Hadamard fabric provided by the invention is 100%. Polylactic acid is green thermoplastic polyester integrating biodegradability, biocompatibility and bioabsorbability and has good mechanical strength, elasticity modulus and thermoformability, and waste can be naturally degraded into carbon dioxide and water in nature. The green environment-friendly degradable Hadamard provided by the invention has the luster, elasticity and texture of silk Hadamard.

YOLOSR system and target detection method and device for sweeping robot

The invention relates to a YOLOSR system and a target detection method and device for a sweeping robot. The method comprises the steps that S1, images captured by the sweeping robot in real time are acquired; and S2, inputting the image into a constructed YOLOSR system, and identifying various target obstacles in the image through the YOLOSR system so as to enable the sweeping robot to avoid various target obstacles. According to the method, the YOLOSR system is improved, the feature extraction capability of the sweeping robot is improved, the detection capability of the multi-scale target object can be improved, and experiments prove that the YOLOSR system is applied to the sweeping robot, so that the obstacle avoidance effect is good, and the universality is high.

Inclined support surface structure hangs in lei meng milling machine grinding roller

... 本实用新型公开了一种雷蒙磨粉机磨辊的内悬挂倾斜支撑结构，包括雷蒙磨粉机的主轴，主轴上连接有磨辊支撑架，磨辊支撑架上通过铰轴铰装有磨辊连接架，磨辊连接架上连接有磨辊连接轴，磨辊连接轴下端连接有磨辊，内悬挂倾斜支撑结构的俯视正投影示图中，连接磨辊连接轴的轴心和主轴的轴心的线段为连心线段，通过磨辊连接轴的轴心且垂直于铰轴的轴心线的垂线与轴心线的交点为垂足，连接磨辊连接轴的轴心和垂足的线段为垂线段，所述垂线段与连心线段之间的夹角α为锐角；所述垂足比磨辊连接轴的轴心离主轴的轴心更近。该磨辊的内悬挂倾斜支撑结构，结构简单，可减轻磨辊震动和增加设备的使用寿命。 ...

Integrated harvester for corn straw treatment

The invention discloses a corn straw treatment integrated harvester, and relates to the technical field of agricultural equipment. The corn straw treatment integrated harvester comprises a fixing plate, a harvesting mechanism, a smashing mechanism, a storage shell and a pressing assembly, a cab is fixedly installed on one side of the fixing plate, and an operation table is fixedly installed on the inner wall of the cab. According to the corn straw treatment integrated harvester, the conveying rod and the two sets of smashing rods can be driven to rotate at the same time, power is provided for the conveying rod and the smashing rods, multiple purposes are achieved, the manufacturing cost of a cutting machine is reduced, harvested corn straw can be conveyed into the smashing shell, and the corn straw treatment integrated harvester is convenient to use. According to the corn straw crushing device, corn straw is crushed into fragments through two groups of crushing saws in the crushing shell ...

Hybrid power system and vehicle

The invention provides a hybrid power system and a vehicle. The hybrid power system comprises a differential mechanism; an output shaft of the engine is in transmission connection with the differential mechanism; a power battery; a rotor of the generator is in transmission connection with an output shaft of the engine, the generator is electrically connected with the power battery, and the generator is configured to be capable of outputting electric quantity to the power battery or receiving electric quantity output by the power battery; a transmission assembly is connected among the motor, an output shaft of the motor and the differential mechanism, the transmission ratio of the transmission assembly is adjustable, the motor is electrically connected with the power battery, and the motor is configured to receive the electric quantity output by the power battery or output the electric quantity to the power battery. The two motors and the engine are used in a coordinated mode, an engine ...