107results about How to "Improve inspection accuracy" patented technology

The invention discloses a multi-modal analysis method, system and device for an industrial inspection scene and a medium. The method comprises the following steps: acquiring multi-modal data of an industrial inspection area in real time, wherein the multi-modal data comprises a video image and voice data; inputting the currently collected multi-modal data into a scene type identification model, and identifying a scene type; matching a corresponding multi-modal fusion mode based on the determined scene type; according to the matched multi-modal fusion mode, performing feature extraction on the video image by using a deep learning algorithm, performing feature extraction on the text converted from the voice data by using a natural language processing technology, and performing multi-modal fusion on the extracted features; performing joint reasoning on the multi-modal fusion features by using a deep learning algorithm, and identifying potential risks or equipment faults in the industrial inspection area; and generating an inspection report and decision based on the identified potential risk or equipment fault. According to the invention, intelligent analysis of the industrial inspection scene can be realized, and the inspection efficiency and accuracy are improved.

The utility model discloses a track inspection robot which comprises a track and an inspection robot body, the top of the inspection robot body is fixedly connected with a frame, a walking mechanism is arranged in the frame, an electric telescopic rod is fixedly connected in the inspection robot body, and the output end of the electric telescopic rod is fixedly connected with a holder. The bottom of the cradle head is fixedly connected with a bidirectional motor, one side of the cradle head is fixedly connected with an infrared thermal imager, the lifting type track inspection robot is provided with a special robot track, the track is a high-strength aluminum alloy profile track, the sectional size of the track is small, the overall installation size requirement space is small, and engineering construction is convenient. And meanwhile, the track has excellent surface corrosion resistance and surface hardness, so that the wear resistance is improved on the premise that the smooth passing of the robot is met, and the inconvenience caused by ground movement can be solved by the lifting type track inspection robot.

The invention provides an automatic train inspection method, device and system and a storage medium. The method comprises the steps that a preset trench map is obtained, and the trench map comprises the preset parking position of a train and the position of each detection point under the train; controlling the automatic inspection robot in the trench to move towards the train according to the preset parking position, and acquiring a laser scanning signal of the automatic inspection robot in real time; if the laser scanning signal shows that the automatic inspection robot arrives at one end of the train, updating the position of each detection point according to the current position of the automatic inspection robot; and controlling the automatic inspection robot to move towards the other end of the train, and inspecting the train according to the updated position of each detection point in the moving process. The train inspection method can be simplified, and the inspection efficiency is improved.

The invention belongs to the technical field of sesbania genetic breeding, and particularly relates to a molecular marker for breeding or auxiliary breeding of stem tumor sesbania and application of the molecular marker in cross breeding and haploid breeding. The molecular marker provided by the invention is a set of InDel molecular markers for detecting the genetic similarity between the sesbania variety and germplasm and the stem tumor sesbania, and is distributed on the first, third, fourth, fifth and sixth chromosomes of the sesbania. The haplotype of the InDel molecular marker has great difference between the stem tumor sesbania and the core germplasm and variety of the sesbania, and is stably inherited. According to the invention, a primer pair for specifically amplifying the molecular marker is developed according to the difference of the molecular marker between stem tumor sesbania and root nodule sesbania, and by utilizing the primer pair provided by the invention, only the sesbania genome DNA needs to be extracted and then PCR amplification and agarose gel electrophoresis are carried out; therefore, whether the heredity source of sesbania is stem tumor sesbania can be rapidly and accurately identified or identified in an auxiliary manner.

The invention provides a highway unmanned aerial vehicle autonomous inspection method and system, and relates to the technical field of data processing, and the method comprises the steps: receiving a preset inspection path from an inspection starting point to an inspection terminal point; unmanned aerial vehicle sensor information and unmanned aerial vehicle angular velocity information in the inspection process are collected; when an obstacle is detected by the unmanned aerial vehicle sensor information, obstacle avoidance is carried out, and otherwise, whether yawing is carried out or not is detected; generating an obstacle avoidance direction based on a potential field principle, and performing obstacle avoidance according to the obstacle avoidance direction; calculating a yaw angle of the unmanned aerial vehicle according to the angular velocity information of the unmanned aerial vehicle, and judging whether to yaw based on the yaw angle of the unmanned aerial vehicle; correcting the course of the unmanned aerial vehicle according to the yaw angle, and performing inspection along the adjusted course of the unmanned aerial vehicle; collecting real-time video frames of the expressway; constructing a highway abnormal scene recognition model, and outputting an abnormal scene; and uploading the abnormal scene to the holder, and sending out an abnormal prompt. The autonomous inspection efficiency and inspection precision are improved, and the manual intervention frequency and deployment cost are reduced.

The invention discloses pin setting equipment for IGBT module PINs. The pin setting equipment comprises a case, a transverse moving module, a machine vision device and a pin setting mechanism, wherein the transverse moving module, the machine vision device and the pin setting mechanism are arranged on the case; the transverse moving module comprises a first transverse moving device, a second transverse moving device, a third transverse moving device and a fourth transverse moving device, the jig is arranged on the first translation device, and the first translation device drives the jig to translate. The pin setting device for the IGBT module PINs has the beneficial effects that the pin setting device for the IGBT module PINs can replace manual work to complete pin setting actions of the PINs, the axial force sensor is used for detecting and judging whether the PINs are welded firmly or not in the pin setting process, corresponding detection data are generated for each PIN for rechecking, binding of a test result and the PINs is achieved, and the test efficiency is improved. The trouble of manually recording detection data is saved, the detection precision is high, the problem of influence of subjective operation differences of people is avoided, the detection speed is high, the efficiency is high, and the detection accuracy is high.

A cage culture unmanned ship-borne unmanned aerial vehicle integrated inspection device disclosed by the present invention comprises an unmanned ship body, an inspection unmanned aerial vehicle, a docking platform, a battery replacement mechanism, a holding mechanism and a hatch cover component, a docking cabin is arranged in the unmanned ship body, the docking platform and the battery replacement mechanism are both arranged in the docking cabin, and the hatch cover component is arranged above the docking cabin. The battery replacing mechanism is arranged on one side of the docking platform, and the holding mechanisms are arranged on the two sides of the unmanned ship body. The parking platform is used for clamping and releasing the inspection unmanned aerial vehicle, and the battery replacement mechanism is used for implementing battery replacement operation on the inspection unmanned aerial vehicle; the enclasping mechanism is used for enclasping a handrail of the net cage to achieve parking. According to the invention, the water surface moving capability of the unmanned ship and the air flying capability of the inspection unmanned aerial vehicle are combined, all-directional inspection of a net cage culture area can be realized, and detection of environment data inside and outside the net cage is realized.

The utility model discloses a cross-flow fan blade dislocation angle detection device. A rotary clamping mechanism of the cross-flow fan blade dislocation angle detection device is arranged on an operation table and used for clamping and driving a cross-flow fan blade to rotate in the circumferential direction. The obtaining mechanism is movably arranged on the operation table and used for obtaining the first edge of a starting blade and the first edge of a target blade which are arranged in the axial direction of the cross-flow fan. The control mechanism is arranged on the operation table, connected with the rotary clamping mechanism and the obtaining mechanism and used for controlling the rotary clamping mechanism to drive the cross-flow fan to rotate from the first side of the starting blade to the first side of the target blade according to data obtained by the obtaining mechanism and input preset data. The cross-flow fan blade dislocation angle detection device of the utility model is simple and easy to operate, effectively improves the detection efficiency, improves the detection precision, and improves the automation rate, so as to solve the technical bottleneck that the cross-flow fan blade of an air conditioner in the industry is not high in dislocation angle test precision.

The present invention relates to the technical field of power plant production inspection. The present invention provides a power plant intelligent inspection system based on a large model. The present invention realizes data transmission and processing through communication connection between the server side and multiple inspection devices and the inspected equipment. The present invention includes multiple units such as sensor fault detection, drone inspection optimization, data fusion analysis, and data acquisition fault repair, aiming to solve the inspection distortion problem caused by sensor failure or data transmission interference, and at the same time improve the inspection stability and accuracy of drones under harsh conditions. The present invention uses a random forest algorithm to construct a sensor data model, dynamically adjusts the drone inspection path, and performs data fusion analysis through deep learning to generate accurate inspection conclusions and disposal plans. The present invention not only improves the accuracy and efficiency of inspections, but also further enhances the intelligence and adaptability of the system.

The invention discloses a water conservancy project construction quality inspection method, which comprises the following steps: S100, setting a detection system, and storing early warning thresholds and qualified quality thresholds of various parameters of a water conservancy project in the detection system; s200, a sensor is arranged, various parameters of the water conservancy project are collected, and the collected data are transmitted to a detection system in real time; s300, the detection system compares the parameter data collected by the sensors with the early warning threshold value and the qualified quality threshold value of the corresponding parameters; s400, when the collected data reach an early warning threshold value, the detection system sends out an early warning signal; when the collected data reaches a quality qualification threshold value, the detection system sends out an alarm signal; according to the system, various parameters can be checked and monitored in real time through the sensors, tiny changes of the parameters can be reflected through data collected by the sensors, the checking precision is high, manual checking of many items is reduced, the labor intensity of workers and the labor cost are reduced, and the checking efficiency is improved.

The invention provides a radiation inspection system, comprising: a radiation device comprising a radiation source for emitting rays; the detector is arranged at the downstream of the radiation device along the first direction and is used for receiving rays emitted by the radiation device; and the collimation device is used for collimating the rays emitted by the radiation device, the collimation device comprises at least two collimators, the at least two collimators are arranged at intervals along the first direction and are respectively provided with a collimation slit for the rays to pass through, and the relative position between the at least two collimators is adjustable. In this way, the inspection accuracy can be improved.

This invention provides a method, apparatus, electronic device, and medium for monitoring terminal inspection, applied to an inspection system connected to multiple monitoring terminals to be inspected. The method includes: acquiring historical service traffic information and real-time network stability information of the inspection system; determining inspection configuration information for the multiple monitoring terminals based on the historical service traffic information and the real-time network stability information, the inspection configuration information including inspection concurrency and inspection time period; and performing inspection on the multiple monitoring terminals according to the inspection configuration information to generate monitoring data for the multiple monitoring terminals. This invention achieves automated generation of inspection configuration information during the inspection process, while improving the concurrency performance of the inspection system, increasing the number of concurrent inspections within a period, and improving inspection efficiency.

The invention relates to the field of photovoltaic microporous cast-in-place pile inspection equipment, and in particular to an efficient photovoltaic microporous cast-in-place pile inspection device. Aiming at the problems of slow inspection speed and inaccurate inspection results in the prior art, an efficient photovoltaic microporous cast-in-place pile inspection device is provided, comprising a telescopic tube, a threaded tube and a sediment detection end coaxially arranged from top to bottom, the telescopic tube is coaxially fixedly connected to one end corresponding to the threaded tube, an indicating scale is slidably sleeved on the surface of the telescopic tube, and an axially movable roller is threadedly connected on the surface of the threaded tube. The device can reduce the number of inspection personnel, speed up the project construction progress, reduce the project microporous cast-in-place pile inspection cost, greatly reduce the inspection time, reduce the inspection work intensity, and improve the inspection accuracy.

The utility model discloses a high-pressure oil rail deflection inspection tool, which relates to the technical field of high-pressure oil rail processing and comprises a base and a feeler gauge, the upper surface of the base is a plane, a first support and a second support are respectively arranged on two sides of the base, chamfers are arranged on the edges of the upper portions of the first support and the second support, a first arc-shaped groove is arranged in the middle of the upper portion of the first support, and a second arc-shaped groove is arranged in the middle of the lower portion of the second support. A first arc groove is formed in the middle of the upper portion of the first support, the radius of the first arc groove is 15.4 mm, a second arc groove is formed in the middle of the upper portion of the second support, the radius of the second arc groove is 9.6 mm, and the first support is wider than the second support. According to the deflection inspection tool for the high-pressure oil rail, straightening can be directly carried out through the tool while the deflection of a product is inspected, reinspection is directly carried out again after straightening is carried out, the labor intensity of workers is reduced, the inspection accuracy is improved, the inspection efficiency of an inspection workshop and the product quality are greatly improved, and the production cost is reduced. Products inspected by the tool can be assembled after being processed by customers, so that the satisfaction degree of the customers is improved.

The invention belongs to the technical field of quality management, and particularly relates to a digitalization-based customer whole-course supervision system, which comprises a basic database, an acceptance receipt management module, an instrument and equipment management module, a test data automatic acquisition module and an acceptance task management module, the basic database is used for storing contract information, product information and acceptance index information, and the acceptance document management module is used for maintaining a style template of each document in an acceptance process; according to the invention, informatization and digitization finished product inspection and acceptance of equipment finished products can be realized, and the acceptance accuracy is improved.

The present invention discloses a planning method and control system for a safe route of an electric power inspection UAV. The planning method includes starting the UAV, calculating the total cruising mileage, planning the initial route, planning the inspection route, endurance detection, returning, shutdown detection and stopping for charging. The control system includes a UAV assembly and a background control system. The UAV assembly is wirelessly connected to the background control system via a communication interface. The UAV assembly includes an airborne control system, a battery system, a positioning device, a ranging radar and an image acquisition device. The airborne control system is respectively connected to the battery system, the positioning device, the ranging radar and the image acquisition device by signal; the background control system includes a data entry module, a calculation module, a storage module and an output module. Beneficial effects: The present invention can ensure the accuracy of the inspection data while improving the safety of the UAV's cruising; it can maximize the use of the UAV's endurance to realize the inspection of the most towers, thereby improving the inspection efficiency.

Provided is an analysis system for analyzing the function of a semicircular canal under rotational stimulation, which includes a vestibular ocular reflex data acquisition element for acquiring first vestibular ocular reflex data obtained by dividing a rotational angle amount of a vestibular ocular reflex by a head position rotational angle amount, and second vestibular ocular reflex data obtained by dividing a residual rotational angle amount obtained by subtracting, from the head position rotational angle amount, a rotational angle amount based on a compensatory saccade (CUS), and analyzing the function of a semicircular canal based on the second vestibular ocular reflex data, or the first vestibular ocular reflex data and the second vestibular ocular reflex data.

The present application discloses a multimodal analysis method, system, device and medium for industrial inspection scenes. The method includes: real-time acquisition of multimodal data of industrial inspection areas, including video images and voice data; inputting the currently acquired multimodal data into a scene type recognition model to identify the scene type; matching the corresponding multimodal fusion method based on the determined scene type; according to the matched multimodal fusion method, respectively using a deep learning algorithm to extract features from video images, using natural language processing technology to extract features from text converted from voice data, and performing multimodal fusion on the extracted features; using a deep learning algorithm to perform joint reasoning on multimodal fusion features to identify potential risks or equipment failures in industrial inspection areas; generating inspection reports and decisions based on the identified potential risks or equipment failures. The present application can realize intelligent analysis of industrial inspection scenes and improve inspection efficiency and accuracy.

The present invention provides a transmission line UAV intelligent inspection management platform, the inspection management platform includes a server, and multiple UAVs, the inspection management platform also includes a task management module, an association module, a guidance module, and an interaction module, the task allocation module is used to allocate the inspection tasks of multiple UAVs to realize the allocation of inspection points and inspection routes of each UAV; the association module is used to allocate the inspection tasks of multiple UAVs and the task allocation module to realize the association of inspection points, inspection points and inspection routes; the guidance module guides multiple UAVs according to the data of the task allocation module and the association module; the interaction module is used to interact between multiple UAVs to realize the coordination and cooperation between multiple UAVs. The present invention allocates tasks based on the status data of the UAV through the task management module, so as to promote the reliability of the inspection task allocation.

The utility model discloses a flaw detection tool for a pressure vessel, belongs to the technical field of pressure vessel detection, and aims to solve the problems that the pressure vessel is difficult to roll manually to drive a probe to detect the surface of the pressure vessel and the pressure vessel is relatively large in size and is relatively difficult to manually detect. Comprising a base, a fixing mechanism, a pressure vessel body, a lifting mechanism, an inspection mechanism and a detection head, the fixing mechanism is arranged inside and above the base, the pressure vessel body is arranged above the middle of the fixing mechanism, the lifting mechanism is arranged on the right side of the upper portion of the base, and the inspection mechanism is arranged between the pressure vessel body and the lifting mechanism; according to the utility model, through the arranged detection mechanism, the detection head can be rapidly disassembled and replaced, the detection head can be conveniently repaired and maintained, the service life of the detection head is prolonged, the detection head does not need to be held by hand to detect the outer surface of the pressure vessel body, and the workload is reduced.

The utility model relates to the technical field of detection jigs, in particular to a detection jig of projection equipment, one side of a detection box is fixedly connected with a projection end, the other side of the detection box is fixedly connected with a back plate, the left side and the right side of the back plate are connected with a power line in a penetrating manner, one side of the power line is fixedly connected with an expansion insertion block, and the expansion insertion block is fixedly connected with the detection box. A multi-interface cable is fixedly connected to one side of the expansion insertion block, a detection line is fixedly connected to the other side of the expansion insertion block, a current and voltage detector is fixedly connected to the side, away from the expansion insertion block, of the detection line, and an LCD display screen is fixedly connected to the top of the side, away from the detection line, of the current and voltage detector. According to the detection jig of the projection equipment, through installation of the detection assembly, when the equipment is used, through cooperation of a nylon non-slip mat, a current and voltage detector and other components, through real-time monitoring of current and voltage, the power supply state of the projection equipment is accurately judged, misjudgment and missed judgment are avoided, and the inspection accuracy of workers is improved.

The present invention provides a heat equalizing component, a temperature calibrator and a temperature calibration method, which are used to calibrate a temperature device to be tested. The heat equalizing component includes a heat equalizing block and a sealing cover. The heat equalizing block is provided with a blind hole for accommodating a temperature bag or a sensing end of the temperature device to be tested. The blind hole is filled with a heat-conducting liquid. The open end of the blind hole is provided with an overflow groove to receive the heat-conducting liquid that overflows when the temperature bag or the sensing end of the temperature device to be tested is inserted into the blind hole. The present invention can form a balanced temperature field for the temperature bag or the sensing end of the temperature device to be tested by arranging an overflow groove on the heat equalizing block in conjunction with the blind hole filled with heat-conducting liquid, thereby improving the inspection accuracy; by arranging a sealing cover used in conjunction with the heat equalizing block, it is used to prevent the liquid in the blind hole from leaking after the inspection is completed, thereby facilitating the storage and carrying of the heat equalizing block; the temperature calibrator provides a balanced temperature field for the inspection of the temperature device to be tested by arranging the heat equalizing component, and is suitable for on-site high-precision inspection of the temperature device to be tested.

The present invention provides a method and device for checking high-frequency market data: the method comprises: step 102: obtaining high-frequency market data, which includes snapshot data, transaction data, transaction data and K-line market data; step 104: if the maximum business sequence number under different channel codes in the transaction data and the transaction data does not correspond to the total number of the transaction data and the transaction data, the high-frequency market data is judged to be erroneous; step 106: when the high-frequency market data is erroneous, an error record is generated and an email is sent to the corresponding recipient. The method and device for checking high-frequency market data provided by the present invention checks whether the high-frequency market data obtained through different channels are missing, garbled, etc., thereby improving data quality and greatly reducing labor costs.

The utility model discloses visceral organ disinfection inspector equipment, and relates to the technical field of slaughter houses, the visceral organ disinfection inspector equipment comprises a cabinet body, a flushing disc, a flushing assembly and an inspection assembly, the flushing disc is provided with a water outlet; the flushing disc is provided with a flushing station, and the flushing station is used for placing white dirt to be cleaned; the flushing assembly comprises a spray head which is used for spraying clean water to the flushing station; the inspection assembly comprises an inspection box, a blocking cover and an inspection device, the inspection box is provided with an inspection opening communicated with the water outlet, and the blocking cover is used for covering the inspection opening; the inspection device is arranged in the inspection box and used for inspecting water collected by the inspection box. According to the technical scheme, clear water is sprayed to the white viscera, if chemical substances still remain on the surface of the white viscera and enter the inspection box along with water flow to be collected by the inspection device, the residual chemical substances can be analyzed and inspected, and therefore the risk that the residual chemical substances are not inspected can be avoided, and the inspection accuracy can be improved.

The utility model discloses a touch screen glass cutting quality inspection device which comprises a supporting plate and a connecting plate, a positioning assembly is installed on the supporting plate, the positioning assembly comprises a clamping block and a clamping plate, a pushing assembly is installed on the inner side of the supporting plate and comprises a first motor and a lead screw, a driving assembly is installed on the clamping block, and the clamping plate is connected with the driving assembly. The driving assembly comprises a second motor and a screw rod, the screw rod is provided with a detection assembly, the detection assembly comprises a movable block and a measuring cylinder, the detection device for the cutting quality of the touch screen glass can automatically detect the defect position, manpower consumption is reduced, the reliability of the detection result is guaranteed, and the detection efficiency is improved. The liquid level lifting change in the measuring cylinder is amplified by utilizing the ratio of the measuring cylinder to the inner section of the inner cavity, so that weak change on a cutting line can be observed, whether the cutting line is completely of a linear structure or not is checked, the checking precision of the cutting quality of the touch screen glass is improved, and the device is suitable for checking the cutting quality of the touch screen glass.

The utility model discloses a circuit board maintenance device. The device comprises a master control module, an electrical performance detection module, an input acquisition module and a temperature and humidity detection module. The electrical performance detection module is connected with the main control module and is used for detecting the voltage and current of a target detection point on the circuit board to be detected, transmitting the voltage and current to the main control module and displaying the voltage waveform of the target detection point. The input acquisition module is respectively connected with the main control module and the input end of the circuit board to be detected and is used for acquiring electrical parameters of the input end of the circuit board to be detected and transmitting the electrical parameters to the main control module; wherein the electrical parameters comprise input current, input current frequency, input voltage, input voltage frequency and input power. The temperature and humidity detection module is connected with the main control module and used for detecting the temperature and humidity of the working environment where the to-be-detected circuit board is located and transmitting the temperature and humidity to the main control module. According to the utility model, the circuit board maintenance precision and efficiency can be improved.

The invention belongs to the field of strength calculation, and particularly relates to an interference checking method and device for adjacent moving airfoils. The method comprises the following steps: firstly, determining initial coordinates of end faces of two adjacent moving airfoils in an overall coordinate system, then taking one end face as a reference surface, projecting the other end point to the surface, calculating an initial direction vector and a distance, then obtaining new node coordinates generated due to deformation under various working conditions, and performing re-projection based on the new coordinates to obtain an initial direction vector; calculating a new direction vector and a distance, and finally judging interference by calculating the dot product of the new and old direction vectors: if the dot product is negative, determining that interference occurs; otherwise, the gap is a safety gap. According to the method, the inspection precision and efficiency are remarkably improved, and reliable guarantee is provided for flight safety.

The utility model discloses a boiler anti-abrasion and anti-explosion overhauling device, which relates to the technical field of anti-abrasion and anti-explosion overhauling and comprises a bottom plate, a first motor is fixedly mounted on the upper surface of the center of the bottom plate, the output end of the first motor is fixedly connected with a threaded rod used for adjusting the overhauling height, and a displacement sleeve block is sleeved outside the threaded rod in a threaded manner. A second motor used for adjusting and adapting to different inlet angles of the boiler is fixedly installed on the surface of one side of the displacement sleeve block, a lantern ring piece is fixedly connected to the output end of the second motor, a shell barrel is fixedly sleeved with the lantern ring piece, and the lower end of the shell barrel abuts against a fixing plate; an electromagnetic ultrasonic module and three cameras which are electrically connected with the maintenance background are fixedly installed on the surface of one side of the fixing plate, optical zoom lenses are fixedly installed on the cameras, the cameras are distributed in a circumferential equitriangular mode, and four threaded holes used for threaded fixing are symmetrically formed in the surface of the bottom plate; the comprehensive accuracy of maintenance and the practical effect of use are improved.

The present invention discloses a patrol device and a patrol method, which relate to the technical field of crop patrol inspection. The patrol device runs on a track in an agricultural land area, and includes a binocular camera module, an image processing module, and a wireless transmission module. The binocular camera module includes a first camera and a second camera; the image processing module is connected to the binocular camera module, and is used to process the first image and the second image; the wireless transmission module is connected to the image processing module, and is used to transmit the growth status information of the crop to the cloud. The present invention sets a patrol device that can patrol crops regularly and regularly, and sets a binocular camera module on the patrol device, so that the two cameras of the binocular camera module can take pictures of each crop while moving, and the pictures obtained by taking pictures are processed by the processing module and the crop growth information is transmitted to the remote end for management and analysis, so as to realize automatic regular and high-precision patrol inspection of crops.

The invention relates to the technical field of relay verification, and particularly discloses a verification device convenient for verifying a relay, which comprises an insulating plate, and also comprises an installation verification mechanism used for installing and verifying the relay, the installation verification mechanism is located on the insulating plate, and the installation verification mechanism is used for installing and verifying the relay. The installation verification mechanism comprises a U-shaped plate and a fixing bolt which is in threaded connection with the U-shaped plate, and an agent storage cavity is formed in the U-shaped plate; according to the invention, through the effect of the installation verification mechanism, a plurality of relays can slide on the outer wall of the U-shaped plate by sliding the relays, a worker can inspect the relays arranged on the U-shaped plate, and compared with a mode of manually lifting or placing the relays on the ground to inspect the relays, the wiring does not need to be replaced every time the relays are manufactured, so that the working efficiency is improved. According to the utility model, all relay bases can be uniformly arranged on the insulating plate, and the relay bases are distinguished, so that the verification efficiency is greatly improved, and the danger that the relay bases need to be lifted by people during verification is reduced.