CN216598493U - Interlocking device for grounding switch of high-voltage cabinet - Google Patents
Interlocking device for grounding switch of high-voltage cabinet Download PDFInfo
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- CN216598493U CN216598493U CN202122788328.2U CN202122788328U CN216598493U CN 216598493 U CN216598493 U CN 216598493U CN 202122788328 U CN202122788328 U CN 202122788328U CN 216598493 U CN216598493 U CN 216598493U
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Abstract
The utility model discloses a high-voltage cabinet grounding switch interlocking device, and belongs to the field of high-voltage cabinet grounding switches. A high-voltage cabinet grounding switch interlocking device comprises a cabinet body, wherein the front surface of the cabinet body is rotationally connected with a cabinet door, the right side wall of the cabinet body is provided with a mounting groove, the inner wall of the mounting groove is provided with a mounting hole, the right side of the front side of the cabinet body is provided with a sliding hole, a chute is arranged at the bottom of the inner wall of the mounting groove, a transparent cover is fixedly arranged on the right side wall of the cabinet body, the inner wall of the mounting groove is rotatably connected with a rotating shaft, the outer surface of the rotating shaft is fixedly provided with a gear, the outer surface of the rotating shaft is fixedly provided with a rotating arm, the front surface of the rotating arm is rotatably connected with a connecting arm, the front surface of the connecting arm is rotationally connected with a sliding plate, the grounding device is arranged in the mounting groove on the right side of the cabinet body, the right side of the cabinet body is provided with a transparent cover, thereby saved the space of cabinet body inside, also be convenient for simultaneously observe earthing device, judge whether earthing device normally works, improve the security of operation.
Description
Technical Field
The utility model relates to the field of grounding switches of high-voltage cabinets, in particular to a high-voltage cabinet grounding switch interlocking device.
Background
The high-low voltage switch cabinet is an electric device, the external line firstly enters the main control switch in the cabinet, then enters the branch control switch, and each branch is set according to the requirement. Such as instruments, automatic control, motor magnetic switches, various alternating current contactors and the like, some switch cabinets with high-voltage chambers and low-voltage chambers are also provided with high-voltage buses, such as power plants and the like, and some switch cabinets with low-frequency load shedding for protecting main equipment are also provided with grounding knives which are all called grounding knife switches and are a safety interlocking mechanism which is arranged in the high-voltage switch cabinet to replace grounding wires.
The existing grounding knife device is mostly installed in a high-voltage cabinet, in the using process, whether the grounding knife device can normally operate or not is difficult to clearly know, and the grounding knife is arranged in the high-voltage cabinet and occupies the space in the high-voltage cabinet.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
The utility model aims to provide a high-voltage cabinet grounding switch interlocking device to solve the problems in the background technology.
2. Technical scheme
A high-voltage cabinet grounding knife interlocking device comprises a cabinet body, wherein a cabinet door is rotatably connected to the front side of the cabinet body, a mounting groove is formed in the right side wall of the cabinet body, a mounting hole is formed in the inner wall of the mounting groove, a sliding hole is formed in the right side of the front side of the cabinet body, a sliding groove is formed in the bottom of the inner wall of the mounting groove, a transparent cover is fixedly arranged on the right side wall of the cabinet body, a rotating shaft is rotatably connected to the inner wall of the mounting groove, a gear is fixedly arranged on the outer surface of the rotating shaft, a rotating arm is fixedly arranged on the outer surface of the rotating shaft, a connecting arm is rotatably connected to the front side of the rotating arm, a sliding plate is rotatably connected to the front side of the connecting arm, a supporting plate is fixedly arranged on the inner wall of the mounting groove, a toothed plate is slidably connected to the top groove of the supporting plate, a supporting rod is fixedly arranged on the front side of the toothed plate, a connecting rod is slidably connected to the back side of the toothed plate, a first spring is fixedly arranged on the outer surface of the connecting rod, a conductive plate is fixedly arranged at the bottom of the sliding plate, the utility model discloses a cabinet door lock, including spout inner wall, metal block I, grounding rod, slide bar, spring II, the slide bar top has set firmly metal block I, metal block I bottom has set firmly the earth bar, metal block I top sliding connection has the slide bar, slide bar surface cover is equipped with spring II, the slide bar top has set firmly metal block II, the cabinet door openly has set firmly the tool to lock.
Preferably, the slide and the inner wall of the mounting groove are in sliding connection, the toothed plate is meshed with the gear, the abutting rod is in sliding connection with the inner wall of the sliding hole, and the front end of the abutting rod is in contact with the cabinet door.
Preferably, the rear end of the connecting rod is fixedly connected with the inner wall of the mounting hole, the front end of the spring is fixedly connected with the toothed plate, and the rear end of the spring is fixedly connected with the inner wall of the mounting hole.
Preferably, the current-conducting plate is connected with the inner wall of the sliding groove in a sliding manner, the second metal block is connected with the inner wall of the sliding groove in a sliding manner, the top of the second spring is fixedly connected with the second metal block, and the bottom of the second spring is fixedly connected with the first metal block.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages that:
1. the structure of the utility model is improved, the grounding device is arranged in the mounting groove on the right side of the cabinet body, and the transparent cover is arranged on the right side of the cabinet body, so that the space in the cabinet body is saved, the grounding device can be conveniently observed, whether the grounding device works normally or not is judged, and the operation safety is improved.
2. The structure of the utility model is improved, the metal block II is arranged in the sliding chute, the sliding rod and the spring II are arranged at the bottom of the metal block II, and when the grounding device is closed, the metal block II can be tightly contacted with the conductive plate under the action of the elastic force of the spring II, so that poor contact between the metal block II and the conductive plate is avoided.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a partial structure of the cabinet of the present invention;
FIG. 3 is a schematic view of the installation structure of the transparent cover of the present invention;
FIG. 4 is an enlarged view taken at A of FIG. 3 in accordance with the present invention;
FIG. 5 is a partial schematic view of the present invention;
FIG. 6 is a schematic view of the construction of the skateboard of the present invention;
FIG. 7 is an enlarged view taken at B of FIG. 3 in accordance with the present invention;
FIG. 8 is a schematic structural diagram of a second metal block of the present invention;
the reference numbers in the figures illustrate: 1. a cabinet body; 2. a cabinet door; 3. mounting grooves; 4. mounting holes; 5. a slide hole; 6. a chute; 7. a transparent cover; 8. a rotating shaft; 9. a gear; 10. a rotating arm; 11. a connecting arm; 12. a slide plate; 13. a support plate; 14. a toothed plate; 15. a support rod; 16. a connecting rod; 17. a first spring; 18. a conductive plate; 19. a first metal block; 20. a ground rod; 21. a slide bar; 22. a second spring; 23. a second metal block; 24. a lock device.
Detailed Description
Referring to fig. 1-8, the present invention provides a technical solution:
a high-voltage cabinet grounding knife interlocking device comprises a cabinet body 1, wherein the front surface of the cabinet body 1 is rotationally connected with a cabinet door 2, the right side wall of the cabinet body 1 is provided with a mounting groove 3, the inner wall of the mounting groove 3 is provided with a mounting hole 4, the front surface of the cabinet body 1 is provided with a sliding hole 5, the bottom of the inner wall of the mounting groove 3 is provided with a sliding groove 6, the right side wall of the cabinet body 1 is fixedly provided with a transparent cover 7, the inner wall of the mounting groove 3 is rotationally connected with a rotating shaft 8, the outer surface of the rotating shaft 8 is fixedly provided with a rotating arm 10, the front surface of the rotating arm 10 is rotationally connected with a connecting arm 11, the front surface of the connecting arm 11 is rotationally connected with a sliding plate 12, the inner wall of the mounting groove 3 is fixedly provided with a supporting plate 13, the top part of the supporting plate 13 is slidably connected with a toothed plate 14 in a groove, the front surface of the toothed plate 14 is fixedly provided with a resisting rod 15, the back surface of the toothed plate 14 is slidably connected with a connecting rod 16, the outer surface of the connecting rod is fixedly provided with a spring I17, the bottom of the sliding plate 12 is fixedly provided with a conductive plate 18, a first metal block 19 is fixedly arranged on the inner wall of the sliding chute 6, a grounding rod 20 is fixedly arranged at the bottom of the first metal block 19, a sliding rod 21 is slidably connected to the top of the first metal block 19, a second spring 22 is sleeved on the outer surface of the sliding rod 21, a second metal block 23 is fixedly arranged at the top of the sliding rod 21, and a lock 24 is fixedly arranged on the front face of the cabinet door 2; when an operator opens the cabinet door 2 through the lock 24, at this time, under the elastic force action of the first spring 17, the toothed plate 14 slides forward along the top of the supporting plate 13 and pushes the abutting rod 15 to slide outward along the sliding hole 5, the toothed plate 14 drives the gear 9 and the rotating arm 10 to rotate clockwise when moving, the rotating arm 10 pushes the sliding plate 12 to slide downward along the inner wall of the mounting groove 3 through the connecting arm 11, the conductive plate 18 at the bottom of the sliding plate 12 slides downward along the sliding groove 6 and extrudes the second metal block 23, so that the sliding rod 21 slides inward the first metal block 19 and extrudes the second spring 22, at this time, the device is in a closed state, when the cabinet door 2 is closed, the abutting rod 15 is extruded inward, the toothed plate 14 drives the gear 9 and the rotating arm 10 to rotate counterclockwise, so that the conductive plate 18 slides upward along the sliding groove 6 and is separated from contact with the second metal block 23, the device is in a disconnected state, and in the process of opening the cabinet door 2, an operator observes whether the conductive plate 18 and the second metal block 23 are in a contact state or not through the transparent cover 7, so that whether the device normally operates or not is determined, and the operation safety is improved; according to the device, the grounding device is arranged in the mounting groove 3 on the right side of the cabinet body 1, and the transparent cover 7 is arranged on the right side of the cabinet body 1, so that the space in the cabinet body 1 is saved, the grounding device can be conveniently observed, whether the grounding device works normally or not is judged, and the operation safety is improved; by arranging the second metal block 23 in the chute 6 and arranging the sliding rod 21 and the second spring 22 at the bottom of the second metal block 23, when the grounding device is closed, the second metal block 23 can be in close contact with the conductive plate 18 under the action of the elastic force of the second spring 22, and poor contact between the second metal block 23 and the conductive plate 18 is avoided.
Specifically, slide 12 and the sliding connection of mounting groove 3 inner wall, pinion rack 14 and gear 9 intermeshing, support pole 15 and sliding connection of slide opening 5 inner wall, support pole 15 front end and cabinet door 2 contact.
Furthermore, the rear end of the connecting rod 16 is fixedly connected with the inner wall of the mounting hole 4, the front end of the first spring 17 is fixedly connected with the toothed plate 14, and the rear end of the first spring 17 is fixedly connected with the inner wall of the mounting hole 4.
Furthermore, the conductive plate 18 is connected with the inner wall of the sliding chute 6 in a sliding manner, the second metal block 23 is connected with the inner wall of the sliding chute 6 in a sliding manner, the top of the second spring 22 is fixedly connected with the second metal block 23, and the bottom of the second spring 22 is fixedly connected with the first metal block 19.
The working principle is as follows: in the using process, when an operator opens the cabinet door 2 through the lock 24, under the elastic force of the first spring 17, the toothed plate 14 slides forward along the top of the supporting plate 13 and pushes the abutting rod 15 to slide outward along the sliding hole 5, the toothed plate 14 drives the gear 9 and the rotating arm 10 to rotate clockwise when moving, the rotating arm 10 pushes the sliding plate 12 to slide downward along the inner wall of the mounting groove 3 through the connecting arm 11, the conductive plate 18 at the bottom of the sliding plate 12 slides downward along the sliding groove 6 and extrudes the second metal block 23, so that the sliding rod 21 slides inward the first metal block 19 and extrudes the second spring 22, the device is in a closed state, when the cabinet door 2 is closed, the abutting rod 15 is extruded inward, the toothed plate 14 drives the gear 9 and the rotating arm 10 to rotate counterclockwise, and the conductive plate 18 slides upward along the sliding groove 6 and is separated from contact with the second metal block 23, the device is in an off state, and in the process of opening the cabinet door 2, an operator observes whether the conductive plate 18 and the second metal block 23 are in a contact state through the transparent cover 7, so that whether the device normally operates is determined, and the operation safety is improved.
Claims (4)
1. The utility model provides a high-voltage board earthing switch interlocking device, includes the cabinet body (1), its characterized in that: the cabinet body (1) is connected with a cabinet door (2) in a positive rotating mode, a mounting groove (3) is formed in the right side wall of the cabinet body (1), a mounting hole (4) is formed in the inner wall of the mounting groove (3), a sliding hole (5) is formed in the right side of the cabinet body (1) in a positive mode, a sliding groove (6) is formed in the bottom of the inner wall of the mounting groove (3), a transparent cover (7) is fixedly arranged on the right side wall of the cabinet body (1), a rotating shaft (8) is rotatably connected with the inner wall of the mounting groove (3), a gear (9) is fixedly arranged on the outer surface of the rotating shaft (8), a rotating arm (10) is fixedly arranged on the outer surface of the rotating shaft (8), the rotating arm (10) is connected with a connecting arm (11) in a positive rotating mode, the connecting arm (11) is rotatably connected with a sliding plate (12) in a positive mode, a supporting plate (13) is fixedly arranged on the inner wall of the mounting groove at the top of the supporting plate (13), and a toothed plate (14) is slidably connected with a toothed plate (14) in a groove, pinion rack (14) openly has set firmly support pole (15), pinion rack (14) back sliding connection has connecting rod (16), connecting rod (16) surface has set firmly spring (17), slide (12) bottom has set firmly current conducting plate (18), spout (6) inner wall has set firmly metal block (19), metal block (19) bottom has set firmly earthing rod (20), metal block (19) top sliding connection has slide bar (21), slide bar (21) surface cover is equipped with spring two (22), slide bar (21) top has set firmly metal block two (23), cabinet door (2) openly has set firmly tool to lock (24).
2. The high voltage cabinet grounding switch interlocking device according to claim 1, wherein: slide (12) and mounting groove (3) inner wall sliding connection, pinion rack (14) and gear (9) intermeshing, support pole (15) and sliding hole (5) inner wall sliding connection, support pole (15) front end and cabinet door (2) contact.
3. The high voltage cabinet grounding switch interlocking device according to claim 1, wherein: the rear end of the connecting rod (16) is fixedly connected with the inner wall of the mounting hole (4), the front end of the first spring (17) is fixedly connected with the toothed plate (14), and the rear end of the first spring (17) is fixedly connected with the inner wall of the mounting hole (4).
4. The high voltage cabinet grounding switch interlocking device according to claim 1, wherein: the current conducting plate (18) is connected with the inner wall of the sliding groove (6) in a sliding mode, the second metal block (23) is connected with the inner wall of the sliding groove (6) in a sliding mode, the top of the second spring (22) is fixedly connected with the second metal block (23), and the bottom of the second spring (22) is fixedly connected with the first metal block (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122788328.2U CN216598493U (en) | 2021-11-15 | 2021-11-15 | Interlocking device for grounding switch of high-voltage cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122788328.2U CN216598493U (en) | 2021-11-15 | 2021-11-15 | Interlocking device for grounding switch of high-voltage cabinet |
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| Publication Number | Publication Date |
|---|---|
| CN216598493U true CN216598493U (en) | 2022-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122788328.2U Active CN216598493U (en) | 2021-11-15 | 2021-11-15 | Interlocking device for grounding switch of high-voltage cabinet |
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| Country | Link |
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| CN (1) | CN216598493U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115083825A (en) * | 2022-07-27 | 2022-09-20 | 广东电网有限责任公司揭阳供电局 | Knife switch |
-
2021
- 2021-11-15 CN CN202122788328.2U patent/CN216598493U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115083825A (en) * | 2022-07-27 | 2022-09-20 | 广东电网有限责任公司揭阳供电局 | Knife switch |
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