Railway relay contact reliability testing device

Abstract

The utility model discloses a railway relay contact reliability testing device which comprises a workbench, the upper surface of the workbench is fixedly connected with a mounting rack, the upper surface of the workbench is provided with a limiting groove, the left side wall and the right side wall of the limiting groove are both provided with storage grooves, and the storage grooves are connected with the mounting rack. The inner wall of each storage groove is fixedly connected with an electric hydraulic telescopic rod. According to the utility model, through the voltage sensor, the resistance sensor and the arc energy detection unit, the detection joint is connected with the relay contact, the related electrical parameters of the contact can be collected in real time, and finally the sensor module transmits the collected data to the test device body. According to the utility model, a plurality of types of sensors are arranged, the data are processed and then transmitted to the data processing module for further analysis and processing, and the plurality of types of sensors can acquire different parameters such as voltage, resistance, arc energy and the like of the contact, thereby realizing comprehensive evaluation of the performance of the contact and ensuring that the acquired data is accurate and reliable.

Description

Technical Field

[0001] This application relates to the field of railway relays, and particularly to a device for testing the reliability of railway relay contacts. Background Art

[0002] A railway relay is an electrical device used in railway signal systems and automatic control systems. It controls circuits through electromagnetic principles. Railway relays play an important role in railway signals, turnout control, train dispatching, safety protection, etc. They are one of the key devices to ensure the safe and efficient operation of railway transportation. There are various types of railway relays, including electromagnetic relays, electronic relays, solid-state relays, etc., and their designs and functions vary according to specific application requirements.

[0003] As a key component in the railway signal system, the reliability of the contacts of railway relays directly affects the safety and efficiency of railway transportation. However, the existing testing methods and devices for the reliability of railway relay contacts have a single testing function and cannot comprehensively evaluate the reliability of the contacts under different working conditions, resulting in low testing accuracy and inability to accurately detect minor contact faults, making it difficult to meet the requirements of relay detection. Therefore, we propose a device for testing the reliability of railway relay contacts to solve the above problems. Summary of the Utility Model

[0004] The purpose of the present utility model is to provide a device for testing the reliability of railway relay contacts to solve the problems raised in the above background art.

[0005] The embodiments of this application adopt the following technical solutions:

[0006] A device for testing the reliability of railway relay contacts includes a workbench. The upper surface of the workbench is fixedly connected with a mounting frame. The upper surface of the workbench is provided with a limiting groove. The left side wall and the right side wall of the limiting groove are both provided with storage grooves. The inner wall of each storage groove is fixedly connected with an electric hydraulic telescopic rod. One side surface of the two electric hydraulic telescopic rods close to each other is fixedly connected with a positioning plate. The bottom surface of the workbench is fixedly connected with a data processing module. A group of heat dissipation grooves are provided on the bottom surface of the data processing module. The inner top wall of the mounting frame is fixedly connected with a fixing plate. The bottom surface of the fixing plate is fixedly connected with a testing device body. The front surface of the testing device body is fixedly connected with a sensor module. The sensor module is electrically connected with a detection joint through a wire, electrically connected with a voltage sensor through a wire, electrically connected with a resistance sensor through a wire, electrically connected with an arc energy detection unit through a wire, and the testing device body is electrically connected with a communication module through a wire.

[0007] Preferably, two supporting legs are fixedly connected to the bottom surface of the workbench, a supporting foot is fixedly connected to the bottom surface of each supporting leg, and a mounting hole is formed on the upper surface of each supporting foot.

[0008] Preferably, a control panel is fixedly connected to the upper surface of the workbench.

[0009] Preferably, a potential plate is fixedly connected to the upper surface of the workbench, a group of status display lights are fixedly connected to the upper surface of the potential plate, and an alarm is fixedly connected to the upper surface of the potential plate.

[0010] Preferably, a mounting seat is fixedly connected to the upper surface of the workbench, and an emergency stop switch is fixedly connected to the upper surface of the mounting seat.

[0011] Preferably, an identification plate is provided on the right side of one of the supporting legs, and a left side surface of the identification plate is fixedly connected to a right side surface of the supporting leg.

[0012] Preferably, an anti-skid pad is fixedly connected to the inner wall of the limiting groove, and the material of the anti-skid pad is rubber. Two groups of installation grooves are opened on the inner wall of the limiting groove, and a cooling fan is fixedly connected to the inner wall of each installation groove.

[0013] At least one of the above technical solutions adopted in the embodiments of the present application can achieve the following beneficial effects:

[0014] Firstly, through the control panel, the two electric hydraulic telescopic rods can be started to push the two positioning plates closer to each other, firmly fixing the relay in the limit groove, thereby ensuring that the relay is in a stable position during the test without displacement or shaking, thereby ensuring the accuracy and reliability of the test results. At the same time, the position of the positioning plate can be flexibly adjusted according to the size and shape of the relay to adapt to relays of various specifications, thereby improving the versatility of the device.

[0015] Secondly, through voltage sensors, resistance sensors and arc energy detection units, the detection connector is connected to the relay contacts to collect relevant electrical parameters of the contacts in real time. Finally, the sensor module transmits the collected data to the test device body, which is then transmitted to the data processing module for further analysis and processing after processing. Various types of sensors can obtain different parameters of the contact, such as voltage, resistance and arc energy, thereby realizing a comprehensive evaluation of the contact performance and ensuring that the acquired data is accurate and reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0017] Figure 1 It is: the three-dimensional structure schematic diagram of the reliability test device for the contacts of the railway relay of the present utility model;

[0018] Figure 2 It is: the three-dimensional structure schematic diagram of the right perspective of the reliability test device for the contacts of the railway relay of the present utility model;

[0019] Figure 3 It is: the front sectional view of the workbench in the reliability test device for the contacts of the railway relay of the present utility model;

[0020] Figure 4 It is: the system structure schematic diagram of the test device body in the reliability test device for the contacts of the railway relay of the present utility model.

[0021] In the figure: 1. Workbench; 2. Limit groove; 3. Anti-slip pad; 4. Control panel; 5. Potential plate; 6. Alarm; 7. Status display lamp; 8. Support leg; 9. Support foot; 10. Mounting seat; 11. Emergency stop switch; 12. Mounting frame; 13. Fixed plate; 14. Test device body; 15. Sensor module; 16. Detection joint; 17. Data processing module; 18. Heat dissipation groove; 19. Identification plate; 20. Mounting groove; 21. Heat dissipation fan; 22. Storage groove; 23. Electric hydraulic telescopic rod; 24. Positioning plate; 25. Voltage sensor; 26. Resistance sensor; 27. Arc energy detection unit; 28. Communication module. Specific embodiments

[0022] To make the objectives, technical solutions and advantages of the present application clearer, the technical solutions of the present application will be clearly and completely described below in conjunction with the specific embodiments of the present application and the corresponding drawings. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present application.

[0023] The following will, in conjunction with the drawings, elaborate on the technical solutions provided by each embodiment of the present application.

[0024] Please refer to Figures 1-4 , the present utility model provides a technical solution for a reliability test device for the contacts of a railway relay:

[0025] A railway relay contact reliability testing device includes a workbench 1. The upper surface of the workbench 1 is fixedly connected with a mounting frame 12. The upper surface of the workbench 1 is provided with a limiting groove 2. The left side wall and the right side wall of the limiting groove 2 are both provided with storage grooves 22. The inner wall of each storage groove 22 is fixedly connected with an electric hydraulic telescopic rod 23. The side surfaces of the two electric hydraulic telescopic rods 23 close to each other are both fixedly connected with positioning plates 24. The bottom surface of the workbench 1 is fixedly connected with a data processing module 17. A set of heat dissipation grooves 18 are opened on the bottom surface of the data processing module 17. The inner top wall of the mounting frame 12 is fixedly connected with a fixing plate 13. The bottom surface of the fixing plate 13 is fixedly connected with a testing device body 14. The front surface of the testing device body 14 is fixedly connected with a sensor module 15. The sensor module 15 is electrically connected with a detection joint 16 through a wire. The sensor module 15 is electrically connected with a voltage sensor 25 through a wire. The sensor module 15 is electrically connected with a resistance sensor 26 through a wire. The sensor module 15 is electrically connected with an arc energy detection unit 27 through a wire. The testing device body 14 is electrically connected with a communication module 28 through a wire. Through the voltage sensor 25, the resistance sensor 26, the arc energy detection unit 27, etc., and by connecting with the relay contact through the detection joint 16, the relevant electrical parameters of the contact are collected in real time. Finally, the sensor module 15 transmits the collected data to the testing device body 14. After being processed, it is transmitted to the data processing module 17 for further analysis and processing. And various types of sensors can obtain parameters in different aspects such as the voltage, resistance, and arc energy of the contact, thereby realizing a comprehensive evaluation of the contact performance and ensuring the accuracy and reliability of the obtained data.

[0026] In this embodiment, two support legs 8 are fixedly connected to the bottom surface of the workbench 1. The bottom surface of each support leg 8 is fixedly connected with a support foot 9. Mounting holes are opened on the upper surface of each support foot 9. By providing the support feet 9, it is convenient for the staff to install this device. The upper surface of the workbench 1 is fixedly connected with a control panel 4. By providing the control panel 4, it is convenient for the staff to operate this device. The upper surface of the workbench 1 is fixedly connected with a potential plate 5. A set of status indicator lights 7 are fixedly connected to the upper surface of the potential plate 5. An alarm 6 is fixedly connected to the upper surface of the potential plate 5. By providing the status indicator lights 7, it is convenient for the staff to understand the operating status of this device.

[0027] In this embodiment, a mounting base 10 is fixedly connected to the upper surface of the workbench 1, and an emergency stop switch 11 is fixedly connected to the upper surface of the mounting base 10. By providing the emergency stop switch 11, the test can be quickly stopped in case of an emergency. A sign 19 is provided on the right side of one of the support legs 8, and the left side surface of the sign 19 is fixedly connected to the right side surface of the support leg 8. By providing the sign 19, the recognition rate of this device can be improved. An anti-slip pad 3 is fixedly connected to the inner wall of the limit groove 2. The material of the anti-slip pad 3 is rubber. Two sets of mounting grooves 20 are provided on the inner wall of the limit groove 2, and a heat dissipation fan 21 is fixedly connected to the inner wall of each mounting groove 20. By providing the heat dissipation fan 21, the railway relay can be blown and cooled.

[0028] Working principle: When the railway relay contact reliability test device is in use, the user first moves the device to the use location for installation and connects it to the power supply. Then, the railway relay to be tested is placed in the limit groove 2. Then, the user operates the control panel 4 to start the two electro-hydraulic telescopic rods 23, so that they push the two positioning plates 24 closer to each other to firmly fix the relay in the limit groove 2. Subsequently, the detection connector 16 is accurately connected to the contact of the relay. Then, parameters such as the current, voltage value, and test time required for the test are input through the control panel 4. Then, by using the voltage sensor 25, the resistance sensor 26, the arc energy detection unit 27, etc., and connecting them to the relay contact through the detection connector 16, the relevant electrical parameters of the contact are collected in real time. Finally, the sensor module 15 transmits the collected data to the test device body 14, and after processing, it is transmitted to the data processing module 17 for further analysis and processing.

[0029] It should also be noted that the term "including", "comprising" or any other variation thereof is intended to cover a non-exclusive inclusion, so that a process, method, commodity or device including a series of elements not only includes those elements, but also includes other elements not expressly listed, or elements inherent to such process, method, commodity or device. Without further limitation, an element defined by the statement "including a..." does not exclude the existence of another identical element in the process, method, commodity or device including the said element.

[0030] The above are only the embodiments of the present application and are not used to limit the present application. For those skilled in the art, various changes and modifications can be made to the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included within the scope of the claims of the present application.

Claims

1. A reliability test device for railway relay contacts, comprising a workbench (1), characterized in that: The upper surface of the workbench (1) is fixedly connected with a mounting rack (12). The upper surface of the workbench (1) is provided with a limiting groove (2). The left side wall and the right side wall of the limiting groove (2) are both provided with storage grooves (22). The inner wall of each storage groove (22) is fixedly connected with an electric hydraulic telescopic rod (23). The side surfaces of the two electric hydraulic telescopic rods (23) close to each other are both fixedly connected with positioning plates (24). The bottom surface of the workbench (1) is fixedly connected with a data processing module (17). A group of heat dissipation grooves (18) are opened on the bottom surface of the data processing module (17). The inner top wall of the mounting rack (12) is fixedly connected with a fixing plate (13). The bottom surface of the fixing plate (13) is fixedly connected with a testing device body (14). The front surface of the testing device body (14) is fixedly connected with a sensor module (15). The sensor module (15) is electrically connected with a detection joint (16) through a wire. The sensor module (15) is electrically connected with a voltage sensor (25) through a wire. The sensor module (15) is electrically connected with a resistance sensor (26) through a wire. The sensor module (15) is electrically connected with an arc energy detection unit (27) through a wire. The testing device body (14) is electrically connected with a communication module (28) through a wire.

2. The reliability testing device for railway relay contacts according to claim 1, wherein: The bottom surface of the workbench (1) is fixedly connected with two support legs (8). The bottom surface of each support leg (8) is fixedly connected with a support foot (9). Mounting holes are opened on the upper surface of each support foot (9).

3. The reliability testing device for railway relay contacts according to claim 1, characterized in that: The upper surface of the workbench (1) is fixedly connected with a control panel (4).

4. A railway relay contact reliability test device according to claim 1, characterized in that: The upper surface of the workbench (1) is fixedly connected with a potential plate (5). A group of status indicator lights (7) are fixedly connected to the upper surface of the potential plate (5). An alarm (6) is fixedly connected to the upper surface of the potential plate (5).

5. A railway relay contact reliability test device according to claim 1, characterized in that: The upper surface of the workbench (1) is fixedly connected with a mounting seat (10). An emergency stop switch (11) is fixedly connected to the upper surface of the mounting seat (10).

6. The reliability testing device for railway relay contacts according to claim 2, characterized in that: A signboard (19) is arranged on the right side of one of the support legs (8). The left side surface of the signboard (19) is fixedly connected with the right side surface of the support leg (8).

7. A railway relay contact reliability testing device according to claim 1, characterized in that: The inner wall of the limiting groove (2) is fixedly connected with an anti-slip pad (3). The material of the anti-slip pad (3) is rubber. Two groups of mounting grooves (20) are opened on the inner wall of the limiting groove (2). The inner wall of each mounting groove (20) is fixedly connected with a heat dissipation fan (21).

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