Ring main unit fault detection device

Abstract

The utility model relates to the technical field of ring main unit fault detection, in particular to a ring main unit fault detection device which comprises a shell and a lifting assembly, a power supply is arranged in the shell, a connecting wire is arranged on the surface of the power supply, two conductive wires are symmetrically arranged in the shell, and a power-on magnetic plate is arranged on the surface of one end, away from the interior of the shell, of each conductive wire. A placement shell is arranged on the surface of the side, away from the electric lead, of the electrified magnetic plate, the placement shell is fixedly connected with the electrified magnetic plate, and a lifting assembly is arranged in the placement shell. The detection device is simple in structure and convenient to use, avoids damage to a wiring end when a worker carries the detection device away, and influences on a final detection result, and can save a large amount of space when the whole detection device is stored, so that the whole detection device is well stored and is not influenced by the outside.

Description

Technical Field

[0001] The utility model relates to the technical field of ring network cabinet fault detection, in particular to a ring network cabinet fault detection device. Background Art

[0002] A ring main unit is an electrical device consisting of a group of high-voltage switchgear installed in a steel plate metal cabinet or made into an assembled interval ring main unit. Its core part uses load switches and fuses. It has the advantages of simple structure, small size, low price, improved power supply parameters and performance, and power supply safety.

[0003] For example, a single-phase grounding fault detection device for a ring main unit with publication number CN220040713U comprises a shell, a power supply is provided inside the shell, a control module is provided at the top of the shell, the power supply is electrically connected to the control module, cylinders are provided on both sides of the shell, bolts are threadedly connected at the connection between the cylinder and the shell, a spiral wire tube is provided inside the cylinder, the spiral wire tube is electrically connected to the control module, the tube wall of the spiral wire tube extends to the top of the cylinder and is provided with a connecting frame, a sleeve is fixedly connected to the top of the connecting frame, an insulating pad is provided inside the sleeve, and the control module performs unidirectional grounding fault detection on the ring main unit on the spiral wire tube, the spiral conductor and the terminal to detect whether the ring main unit has unidirectional grounding.

[0004] However, the above patent places the wiring terminals outside the entire device. When the staff moves the entire detection device, the wiring terminals are very likely to come into contact with the staff's body during the contact process, causing unnecessary damage to the wiring terminals, affecting the final detection results when the ring network cabinet is detected. At the same time, when the detection is completed and the detection device is stored, the wiring terminals are located outside the detection device and occupy additional space, which is not conducive to the storage of the detection device. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies of the prior art, the utility model provides a ring main unit fault detection device, which has the advantage of being able to store the wiring terminals inside the detection device when not working, and at the same time will not cause damage to the wiring terminals and affect the results when the detection device is moved away.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a ring network cabinet fault detection device, comprising a shell and a lifting assembly, a power supply is arranged inside the shell, and wiring is arranged on the surface of the power supply, two conductive wires are symmetrically arranged inside the shell, an electromagnetic plate is arranged on the surface of one end of the conductive wire away from the inside of the shell, a placement shell is arranged on the surface of the electromagnetic plate away from the conductive wire, and the placement shell and the electromagnetic plate are fixedly connected, a lifting assembly is arranged inside the placement shell, fixed plates are symmetrically arranged on both sides of the power supply inside the shell, a first liquid rod is arranged on the surface of the fixed plate away from the power supply, and the end of the first liquid rod away from the fixed plate is fixedly connected to the placement shell.

[0009] Preferably, the placement shell is symmetrically provided with a slide groove on the surface of one side through the electromagnetic plate, a sliding rod is provided inside the slide groove, and the sliding rod is fixedly connected to the inside of the shell at one end away from the slide groove, and a groove is opened on the surface of the placement shell away from the electromagnetic plate, and a covering plate is provided inside the groove.

[0010] Preferably, a rotating plate is provided on one surface of the cover plate located inside the placement shell, and a movable plate is provided on one end surface of the rotating plate away from the cover plate, a placement groove is provided on one surface of the cover plate located at the notch, and the placement groove is slidably connected to the cover plate.

[0011] Preferably, the lifting assembly includes a movable plate and a sleeve frame, a support rod is provided on the surface of the movable plate, an energized extension rod is provided inside the support rod, and the energized extension rod is slidably connected to the electromagnetic plate at one end close to the electromagnetic plate, a sleeve frame is provided on the surface of one end of the support rod away from the movable plate, and a telescopic rod is provided on the surface of the sleeve frame close to the energized extension rod, an insulating pad is provided on the surface of one end of the telescopic rod away from the sleeve frame, and a sliding block is provided inside the placement shell below the movable plate.

[0012] Preferably, a limit bracket is symmetrically arranged on the surface of the sliding block, and a connecting rod is arranged inside the limit bracket. A second liquid rod is arranged on the surface of the sliding block in the middle of the limit bracket, and the second liquid rod is slidably connected to the connecting rod at one end away from the sliding block.

[0013] Preferably, first rotating rods are symmetrically arranged at both ends of the connecting rod, and a rotating wheel is arranged on the surface of one end of the first rotating rod away from the connecting rod, a second rotating rod is arranged on one side surface of the first rotating rod, and the second rotating rod is rotatably connected to the moving plate near one end of the moving plate.

[0014] Preferably, a control module is provided on the surface of the shell, and a surface on one side of the control module is fixedly connected to the wiring.

[0015] Compared with the prior art, the beneficial effects of the utility model are: the utility model has a reasonable structure, and through the cooperation between the shell and the lifting assembly, the entire terminal can be stored inside the shell, avoiding damage to the terminal when the staff moves it away, affecting the final detection result.

[0016] The utility model can also save a lot of space when storing the entire device, so that the entire detection device is well preserved and will not be affected by the outside. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is an overall schematic diagram of the utility model device.

[0018] Figure 2 This is a schematic diagram of the external structure of the shell of the device of the utility model.

[0019] Figure 3 It is a schematic diagram of the lifting assembly of the utility model device.

[0020] Figure 4 It is a partial enlarged schematic diagram of location A of the device of the present invention.

[0021] In the figure: 1. shell; 2. power supply; 3. placement shell; 4. lifting assembly; 5. conductive wire; 6. fixing plate; 7. wiring; 8. first liquid rod; 9. sliding rod; 10. electromagnetic plate; 11. covering plate; 12. rotating plate; 13. moving plate; 14. supporting rod; 15. sleeve; 16. power extension rod; 17. telescopic rod; 18. insulating pad; 19. notch; 20. slide groove; 21. placement groove; 22. sliding block; 23. limit bracket; 24. second liquid rod; 25. connecting rod; 26. first rotating rod; 27. rotating wheel; 28. second rotating rod; 29. ​​control module. DETAILED DESCRIPTION

[0022] 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.

[0023] Example 1

[0024] See also Figures 1 to 3, which is the first embodiment of the utility model, and provides a technical solution: a ring network cabinet fault detection device, including a shell 1 and a lifting assembly 4, a power supply 2 is arranged inside the shell 1 for providing power, and a wiring 7 is arranged on the surface of the power supply 2 for transmitting the power inside the power supply 2, two conductive wires 5 are symmetrically arranged inside the shell 1, and an electromagnetic plate 10 is arranged on the surface of the end of the conductive wire 5 away from the inside of the shell 1, and a placement shell 3 is arranged on the surface of the electromagnetic plate 10 away from the side of the conductive wire 5, and the placement shell 3 and the electromagnetic plate 10 are fixedly connected, and are used for placement. At the same time, the electromagnetic plate 10 can transfer the power inside the conductive wire 5 through the conductive wire 5, and a lifting assembly 4 is arranged inside the placement shell 3 for lifting, and fixed plates 6 are symmetrically arranged on both sides of the power supply 2 inside the shell 1, and a first liquid rod 8 is arranged on the surface of the fixed plate 6 away from the side of the power supply 2, and the first liquid rod 8 is fixedly connected to the placement shell 3 at one end away from the fixed plate 6, and provides a driving force for the placement shell 3 when the placement shell 3 needs to be extended to the outside of the detection device.

[0025] The placement shell 3 is symmetrically provided with a slide groove 20 on the surface of one side of the electromagnetic plate 10 for sliding. A sliding rod 9 is provided inside the slide groove 20, and the end of the sliding rod 9 away from the slide groove 20 is fixedly connected to the inside of the shell 1, which is used to provide a certain supporting force for the placement shell 3 and ensure that the sliding rod 9 will not be affected by the placement shell 3 when the placement shell 3 is horizontally displaced through the slide groove 20. A slot 19 is provided on the surface of the placement shell 3 away from the electromagnetic plate 10, and a covering plate 11 is provided inside the slot 19 for protecting the placement shell 3.

[0026] A rotating plate 12 is provided on one side surface of the covering plate 11 located inside the placement shell 3 for rotating with the cooperation of the lifting assembly 4, and a movable plate 13 is provided on the surface of the rotating plate 12 away from the end of the covering plate 11, and a placement groove 21 is provided on one side surface of the covering plate 11 located at the notch 19 for accommodating the covering plate 11 inside the placement groove 21 when the covering plate 11 is displaced, and the placement groove 21 is slidably connected to the covering plate 11.

[0027] During use, the entire detection device is moved to the front of the ring network cabinet that needs to be detected, and then the power supply 2 is turned on to start the entire device. Then, under the push of the first liquid rod 8, the placement shell 3 is pushed out of the shell body 1, and the electromagnetic plate 10 at the bottom of the placement shell 3 moves therewith, and the conductive wire 5 slides on the surface of the electromagnetic plate 10, and then the internal connection wire end is extended out of the placement shell 3 under the action of the lifting assembly 4, and the ring network cabinet is detected for faults under the operation of the staff.

[0028] Example 2

[0029] See also Figures 1 to 4 , which is the second embodiment of the utility model, and this embodiment is different from the first embodiment in that:

[0030] The lifting assembly 4 includes a moving plate 13 and a sleeve frame 15. A support rod 14 is provided on the surface of the moving plate 13 for support. An energized extension rod 16 is provided inside the support rod 14, and the end of the energized extension rod 16 close to the electromagnetic plate 10 is slidably connected to the electromagnetic plate 10, so that one end of the energized extension rod 16 is always in a connected state with the electromagnetic plate 10 during the lifting process of the entire device. A sleeve frame 15 is provided on the surface of one end of the support rod 14 away from the moving plate 13, and a telescopic rod 17 is provided on the surface of the sleeve frame 15 close to the side of the energized extension rod 16, and a spring is sleeved on the outside of the telescopic rod 17 to provide a certain extension thereof. An insulating pad 18 is provided on the surface of one end of the telescopic rod 17 away from the sleeve frame 15, which is used to insulate the surface when the ring network cabinet is inspected to protect the safety of the staff. A sliding block 22 is provided inside the placement shell 3 below the moving plate 13 for sliding.

[0031] A limiting bracket 23 is symmetrically arranged on the surface of the sliding block 22 for performing a certain limiting operation, and a connecting rod 25 is arranged inside the limiting bracket 23. A second liquid rod 24 is arranged on the surface of the sliding block 22 in the middle of the limiting bracket 23, and the second liquid rod 24 is slidably connected to the connecting rod 25 at one end away from the sliding block 22, so as to lift the connecting rod 25 under the push of the second liquid rod 24.

[0032] A first rotating rod 26 is symmetrically arranged at both ends of the connecting rod 25, and a rotating wheel 27 is arranged on the surface of one end of the first rotating rod 26 away from the connecting rod 25, which is used to lift the movable plate 13 under the thrust of the second liquid rod 24. A second rotating rod 28 is arranged on the surface of one side of the first rotating rod 26, and the second rotating rod 28 is rotatably connected to the movable plate 13 near one end of the movable plate 13, which is used to cooperate with the first rotating rod 26 to provide stable support for the lifting of the movable plate 13.

[0033] A control module 29 is disposed on the surface of the housing 1 , and a surface on one side of the control module 29 is fixedly connected to the wiring 7 for detecting and controlling the entire detection device.

[0034] During use, under the push of the second liquid rod 24, the connecting rod 25 slidably connected to the surface of one end of the second liquid rod 24 is lifted, and the first rotating rod 26 is driven to rotate during the lifting process of the connecting rod 25, and the movable plate 13 is pushed to move under the rotation of the first rotating rod 26. During the displacement of the movable plate 13, the sleeve frame 15 is extended out of the placement shell 3, and then the sealing plate 11 slidably connected to the surface of the placement shell 3 is slid into the placement groove 21 under the rotation of the rotating plate 12 rotatably connected to the surface of the movable plate 13, and then the entire device is protected to a certain extent under the action of the insulating pad 18, so that the control module 29 can display the detection result of the ring network cabinet, and after completing the fault detection, the second liquid rod 24 is started to store the sleeve frame 15 into the placement shell 3, and then the entire placement shell 3 is stored into the device under the action of the first liquid rod 8.

[0035] The remaining structures are the same as those of Example 1.

[0036] 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 ring main unit fault detection device, comprising a housing (1) and a lifting assembly (4), characterized in that: A power source (2) is arranged inside the shell (1), and a wiring (7) is arranged on the surface of the power source (2). Two conductive wires (5) are symmetrically arranged inside the shell (1). An electromagnetic plate (10) is arranged on the surface of one end of the conductive wire (5) away from the inside of the shell (1). A placement shell (3) is arranged on the surface of the electromagnetic plate (10) away from the conductive wire (5), and the placement shell (3) and the electromagnetic plate (10) are fixedly connected. A lifting assembly (4) is arranged inside the placement shell (3). Fixed plates (6) are symmetrically arranged on both sides of the power source (2) inside the shell (1). A first liquid rod (8) is arranged on the surface of the fixed plate (6) away from the power source (2), and the end of the first liquid rod (8) away from the fixed plate (6) is fixedly connected to the placement shell (3).

2. A ring main unit fault detection device according to claim 1, characterized in that: The placement shell (3) is symmetrically provided with a slide groove (20) on the surface of one side of the electromagnetic plate (10), a sliding rod (9) is provided inside the slide groove (20), and the end of the sliding rod (9) away from the slide groove (20) is fixedly connected to the inside of the shell (1), and a notch (19) is opened on the surface of the placement shell (3) away from the electromagnetic plate (10), and a cover plate (11) is provided inside the notch (19).

3. A ring main unit fault detection device according to claim 2, characterized in that: A rotating plate (12) is provided on one side surface of the cover plate (11) located inside the placement shell (3), and a movable plate (13) is provided on one end surface of the rotating plate (12) away from the cover plate (11). A placement groove (21) is provided on one side surface of the cover plate (11) located at the notch (19), and the placement groove (21) is slidably connected to the cover plate (11).

4. A ring main unit fault detection device according to claim 1, characterized in that: The lifting assembly (4) comprises a moving plate (13) and a sleeve frame (15); a support rod (14) is arranged on the surface of the moving plate (13); an energized extension rod (16) is arranged inside the support rod (14); and the end of the energized extension rod (16) close to the electromagnetic plate (10) is slidably connected to the electromagnetic plate (10); a sleeve frame (15) is arranged on the surface of the end of the support rod (14) away from the moving plate (13); and a telescopic rod (17) is arranged on the surface of the side of the sleeve frame (15) close to the energized extension rod (16); an insulating pad (18) is arranged on the surface of the end of the telescopic rod (17) away from the sleeve frame (15); and a sliding block (22) is arranged inside the placement shell (3) below the moving plate (13).

5. A ring main unit fault detection device according to claim 4, characterized in that: A limit bracket (23) is symmetrically arranged on the surface of the sliding block (22), and a connecting rod (25) is arranged inside the limit bracket (23). A second liquid rod (24) is arranged on the surface of the sliding block (22) in the middle of the limit bracket (23), and the second liquid rod (24) is slidably connected to the connecting rod (25) at one end away from the sliding block (22).

6. A ring main unit fault detection device according to claim 5, characterized in that: The connecting rod (25) is symmetrically provided with first rotating rods (26) at both ends, and a rotating wheel (27) is provided on the surface of one end of the first rotating rod (26) away from the connecting rod (25); a second rotating rod (28) is provided on one side surface of the first rotating rod (26), and the second rotating rod (28) is rotatably connected to the moving plate (13) at one end close to the moving plate (13).

7. A ring main unit fault detection device according to claim 1, characterized in that: A control module (29) is provided on the surface of the housing (1), and a surface on one side of the control module (29) is fixedly connected to the wiring (7).

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