High-voltage switch electrical loop testing device

Abstract

The utility model discloses a high-voltage switch electrical loop testing device, which relates to the technical field of high-voltage switch testing and specifically comprises an operation table, an operation box is arranged at the top of the operation table, an access port is arranged on one side of the operation box, an opening and closing door is hinged to one end of the access port, and the other end of the opening and closing door is connected with the operation box through a lock catch. An insulating plate is mounted at the bottom in the operation box, a placement groove is formed in the top of the insulating plate, a bearing plate is correspondingly placed in the placement groove, the edges of the bearing plate are bent upwards, and screw holes are formed in the corners of the inner side of the bearing plate; and a wiring board is arranged on one side of the operation box. When the electrical loop testing device for the high-voltage switch is used, the high-voltage switch is arranged on the bearing plate and is placed in the placing groove for electrical loop detection, so that the high-voltage switch can be stably placed in the operation box, and the high-voltage switch can be conveniently placed and taken before and after the detection.

Description

Technical Field

[0001] The utility model relates to the technical field of high-voltage switch testing, in particular to a high-voltage switch electrical circuit testing device. Background Art

[0002] High-voltage switches are electrical appliances with a rated voltage of 3KV or above, mainly used for opening and closing conductive circuits. During the use of high-voltage switches, electrical circuit failures and mechanical failures are often encountered. Therefore, in order to ensure the service life of high-voltage switches, it is necessary to conduct sampling tests on high-voltage switches before production, especially for electrical circuit tests of high-voltage switches. Once there is a problem with the electrical circuit of the high-voltage switch, it is easy to cause the high-voltage switch to break down, explode, and burn. To this end, we proposed a high-voltage switch electrical circuit test device to solve the above problems. Utility Model Content

[0003] In view of the inconvenience of the existing high-voltage switch detection, the utility model provides a high-voltage switch electrical circuit testing device, which has the advantage of being easy to place and test the high-voltage switch, and solves the problems raised in the above background technology.

[0004] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0005] A high-voltage switch electrical circuit test device is designed, comprising an operating table, an operating box is arranged on the top of the operating table, an inlet and outlet are opened on one side of the operating box, an opening and closing door is hinged at one end of the inlet and outlet, and the other end of the opening and closing door is connected to the operating box through a lock;

[0006] An insulating plate is installed on the bottom of the operating box, a placement groove is opened on the top of the insulating plate, a bearing plate is placed in the placement groove, the edges of the bearing plate are bent upward, and screw holes are opened at the inner corners of the bearing plate;

[0007] A chassis is provided below the operating table, and the chassis is set on a support frame, and the support frame is fixedly connected to the bottom of the operating table. A controller, a voltage measuring instrument and a voltage regulator are respectively provided inside the chassis. The controller is connected to the voltage measuring instrument and the voltage regulator through wires, and the voltage measuring instrument and the voltage regulator are respectively connected to the high-voltage switch through wires. The high-voltage switch is mounted on a carrying plate.

[0008] Preferably, a wiring board is provided on one side of the operation box, a plurality of wiring posts are provided on the wiring board, and both the wiring board and the wiring posts extend into the interior of the operation box;

[0009] The operating box is connected to the high-voltage switch through a wire, and the voltage measuring instrument and the voltage regulator are connected to the corresponding terminals respectively.

[0010] Preferably, a window is provided on the opening and closing door, explosion-proof glass is installed in the window, the opening and closing door is an explosion-proof plate, and the operating box is also composed of an explosion-proof plate.

[0011] Preferably, both ends of the carrying plate are connected to strip brackets, and handles are installed on the tops of the strip brackets.

[0012] Preferably, a rectangular opening is provided on one side of the chassis, a cover plate is installed at the rectangular opening by fasteners, and a plurality of heat dissipation holes are provided on the cover plate.

[0013] Preferably, a display is arranged on the top of the operating table, and the display is connected to the controller via a wire.

[0014] Preferably, a smoke alarm is installed on the top of the operating box, and the smoke alarm is connected to the controller through a wire. An angle-adjustable infrared temperature sensor is provided at the top corner of the operating box, and the infrared temperature sensor is connected to the controller through a wire.

[0015] Preferably, a fire extinguisher is installed on the operating table, a conduit is connected to the fire extinguisher, a nozzle is connected to the other end of the conduit, the nozzle is installed on the top of the operating box, and the conduit is fixed through the top of the operating box, and an electromagnetic valve is installed on the conduit, which is connected to the controller through a wire.

[0016] Compared with the prior art, when the utility model is in use, the high-voltage switch electrical circuit testing device mounts the high-voltage switch on a carrier plate and places it in a placement groove to perform electrical circuit testing, which not only ensures the stable placement of the high-voltage switch in the operating box, but also facilitates the placement and removal of the high-voltage switch before and after the test. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The structure of the utility model is shown in FIG. Figure 1 ;

[0018] Figure 2 It is the front view of the utility model;

[0019] Figure 3 The structure of the utility model is shown in FIG. Figure 2 ;

[0020] Figure 4 This is a structural diagram of the chassis of the utility model;

[0021] Figure 5 This is a diagram showing the placement of the high-voltage switch of the utility model.

[0022] In the figure: 1. operating table; 2. operating box; 3. inlet and outlet; 4. opening and closing door; 5. insulating board; 6. placement slot; 7. bearing plate; 8. screw hole; 9. strip bracket; 10. handle; 11. chassis; 12. support frame; 13. controller; 14. voltage meter; 15. voltage regulator; 16. rectangular opening; 17. heat dissipation hole; 18. cover plate; 19. terminal board; 20. window; 21. display; 22. infrared temperature sensor; 23. nozzle; 24. catheter; 25. solenoid valve; 26. fire extinguisher; 27. smoke alarm. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figures 1 to 5 The utility model provides a technical solution: a high-voltage switch electrical circuit test device, comprising an operating table 1, an operating box 2 is arranged on the top of the operating table 1, and the operating box 2 is composed of an explosion-proof plate to improve the explosion-proof ability of the entire operating box 2;

[0025] An inlet and outlet 3 is provided on one side of the operating box 2. An opening and closing door 4 is hinged at one end of the inlet and outlet 3. The other end of the opening and closing door 4 is connected to the operating box 2 through a lock, so that the operating box 2 can be opened and the high-voltage switch (such as Figure 5 The opening and closing door 4 is provided with a window 20, and explosion-proof glass is installed in the window 20 so that the staff can observe the internal situation of the operation box 2. The opening and closing door 4 is an explosion-proof plate to ensure the explosion-proof performance of the operation box 2.

[0026] like Figure 2 and Figure 3 As shown, an insulating plate 5 is installed on the bottom of the operation box 2, and a placement groove 6 is opened on the top of the insulating plate 5. A supporting plate 7 is placed in the placement groove 6, so that the bottom edge of the supporting plate 7 is close to the inner wall of the placement groove 6, so as to prevent the supporting plate 7 from shaking and other unstable situations in the placement groove 6. In actual use, there is no contact between the supporting plate 7 and the operation box 2, and the supporting plate 7 is only supported by the insulating plate 5, so that the high-voltage switch will not transfer the voltage to the operation box 2 during power-on detection, thereby preventing electric shock when the staff touches the operation box 2 or the operating table 1.

[0027] like Figure 2As shown, the edges of the carrier plate 7 are bent upward, and both ends of the carrier plate 7 are connected to strip brackets 9. Handles 10 are installed on the top of the strip brackets 9. The staff can hold the handles 10 at both ends of the carrier plate 7 with both hands to lift and remove the carrier plate 7 from the placement groove 6, and screw holes 8 are opened at the inner corners of the carrier plate 7. When in use, the high-voltage switch is placed on the removed carrier plate 7, and the high-voltage switch is fastened to the carrier plate 7 by bolts or screws, and then the carrier plate 7 is lifted and placed in the placement groove 6 to prepare for electrical circuit detection.

[0028] like Figure 1 and Figure 2 As shown, a terminal board 19 is provided on one side of the operating box 2, and a plurality of terminal posts are provided on the terminal board 19. The staff takes the electric clamp, clamps it on the contact point of the high-voltage switch, and then connects the terminal of the electric clamp to the terminal board 19 located inside the operating box 2, thereby completing the power connection of the high-voltage switch during the inspection.

[0029] like Figure 1 and Figure 4 As shown, a chassis 11 is provided below the operating table 1, and the chassis 11 is arranged on a support frame 12, and the support frame 12 is fixedly connected to the bottom of the operating table 1. In actual use, the support frame 12 is fixed to the bottom of the operating table 1 by bolts, so as to disassemble and install the support frame 12. A controller 13, a voltage measuring instrument 14 and a voltage regulator 15 are respectively provided inside the chassis 11. A rectangular opening 16 is provided on one side of the chassis 11, and a cover plate 18 is installed at the rectangular opening 16 by fasteners. The fastener is one of bolts, screws, and locks, and a plurality of heat dissipation holes 17 are provided on the cover plate 18 to dissipate heat for the inside of the chassis 11; at the same time, during maintenance and overhaul, the staff can operate by opening the cover plate 18. In actual use, the controller 13 is one of a control host, a control mainboard, and a PLC logic controller.

[0030] The controller 13 is connected to the voltage measuring instrument 14 and the voltage regulator 15 through wires, and the voltage measuring instrument 14 and the voltage regulator 15 are connected to the high-voltage switch through wires. The high-voltage switch is installed on the carrier board 7, so that the voltage measuring instrument 14 monitors the voltage flowing through the high-voltage switch. In order to facilitate wiring, Figure 1 and Figure 2As shown, a terminal board 19 is provided on one side of the operating box 2, and a plurality of terminals are provided on the terminal board 19, and both the terminal board 19 and the terminals extend into the interior of the operating box 2; the operating box 2 is connected to the high-voltage switch through a wire, and the voltage measuring instrument 14 and the voltage regulator are respectively connected to the terminals, so that the high-voltage switch is placed in the operating box 2, and then the terminal ends of the high-voltage switch are respectively connected to the terminals, and then the terminals located outside the operating box 2 are respectively connected to the voltage measuring instrument 14 and the voltage regulator.

[0031] Further, such as Figure 1 As shown, a display 21 is provided on the top of the operating table 1, and the display 21 is connected to the controller 13 through a wire. The staff can observe the voltage intensity change through the display 21, and Figure 2 As shown, an infrared temperature sensor 22 with an adjustable angle is provided at the top corner of the operating box 2. The infrared temperature sensor 22 is connected to the controller 13 through a wire, and can monitor the temperature of the high-voltage switch contact point. The controller 13 will convert the corresponding values ​​of voltage and current to obtain the resistance change of the high-voltage switch, which can be analyzed by testing the resistance electrical circuit.

[0032] Further, such as Figure 2 As shown, a smoke alarm 27 is installed on the top of the operating box 2, and the smoke alarm 27 is connected to the controller 13 through a wire. When the high-voltage switch catches fire due to overload, a fire extinguisher 26 is installed on the operating table 1, and a conduit 24 is connected to the fire extinguisher 26. The other end of the conduit 24 is connected to a nozzle 23, and the nozzle 23 is installed on the top of the operating box 2, and the conduit 24 is fixedly passed through the top of the operating box 2, and a solenoid valve 25 is installed on the conduit 24, and the solenoid valve 25 is connected to the controller 13 through a wire. The smoke alarm 27 will sound an alarm and transmit the information to the controller 13. At this time, the controller 13 will control the solenoid valve 25 to open, so that the fire extinguisher 26 can extinguish the fire inside the operating box 2 to prevent the fire from spreading and causing damage to surrounding objects.

[0033] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not expressly listed, or also includes elements inherent to such process, method, article, or apparatus.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-voltage switch electrical circuit testing device, comprising an operating table (1), characterized in that: An operation box (2) is arranged on the top of the operation table (1), an inlet and outlet (3) is provided on one side of the operation box (2), an opening and closing door (4) is hinged at one end of the inlet and outlet (3), and the other end of the opening and closing door (4) is connected to the operation box (2) via a lock; An insulating plate (5) is installed on the bottom of the operating box (2), a placement groove (6) is provided on the top of the insulating plate (5), a carrying plate (7) is correspondingly placed in the placement groove (6), the edges of the carrying plate (7) are all bent upward, and screw holes (8) are provided at the inner corners of the carrying plate (7); A case (11) is provided below the operating table (1), the case (11) is arranged on a support frame (12), the support frame (12) is fixedly connected to the bottom of the operating table (1), a controller (13), a voltage measuring instrument (14) and a voltage regulator (15) are respectively arranged inside the case (11), the controller (13) is respectively connected to the voltage measuring instrument (14) and the voltage regulator (15) through wires, the voltage measuring instrument (14) and the voltage regulator (15) are respectively connected to a high-voltage switch through wires, and the high-voltage switch is mounted on a bearing plate (7).

2. The high voltage switch electrical circuit test device according to claim 1, characterized in that: A wiring board (19) is arranged on one side of the operating box (2), a plurality of wiring posts are arranged on the wiring board (19), and both the wiring board (19) and the wiring posts extend into the interior of the operating box (2); The operating box (2) is connected to the high-voltage switch via a wire, and the voltage measuring instrument (14) and the voltage regulator are respectively connected to the wiring posts.

3. The high voltage switch electrical circuit test device according to claim 1, characterized in that: A window (20) is provided on the opening and closing door (4), and explosion-proof glass is installed in the window (20). The opening and closing door (4) is an explosion-proof plate, and the operating box (2) is also composed of an explosion-proof plate.

4. The high voltage switch electrical circuit test device according to claim 1, characterized in that: Both ends of the carrying plate (7) are connected to strip-shaped brackets (9), and a handle (10) is installed on the top of the strip-shaped bracket (9).

5. The high voltage switch electrical circuit test device according to claim 1, characterized in that: A rectangular opening (16) is provided on one side of the chassis (11), a cover plate (18) is installed at the rectangular opening (16) via a fastener, and a plurality of heat dissipation holes (17) are provided on the cover plate (18).

6. The high voltage switch electrical circuit test device according to claim 1, characterized in that: A display (21) is arranged on the top of the operating table (1), and the display (21) is connected to the controller (13) via a wire.

7. The high voltage switch electrical circuit test device according to claim 1, characterized in that: A smoke alarm (27) is installed on the top of the operating box (2), and the smoke alarm (27) is connected to the controller (13) through a wire. An infrared temperature sensor (22) with an adjustable angle is arranged at the top corner of the operating box (2), and the infrared temperature sensor (22) is connected to the controller (13) through a wire.

8. The high voltage switch electrical circuit test device according to claim 1, characterized in that: A fire extinguisher (26) is installed on the operating table (1), a conduit (24) is connected to the fire extinguisher (26), the other end of the conduit (24) is connected to a nozzle (23), the nozzle (23) is installed on the top of the operating box (2), and the conduit (24) is fixedly passed through the top of the operating box (2), and an electromagnetic valve (25) is installed on the conduit (24), and the electromagnetic valve (25) is connected to the controller (13) through a wire.

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