CN212209274U - Five-prevention interlocking device of high-voltage switch cabinet - Google Patents
Five-prevention interlocking device of high-voltage switch cabinet Download PDFInfo
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- CN212209274U CN212209274U CN202020770302.8U CN202020770302U CN212209274U CN 212209274 U CN212209274 U CN 212209274U CN 202020770302 U CN202020770302 U CN 202020770302U CN 212209274 U CN212209274 U CN 212209274U
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- cup jointed
- block
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Abstract
The utility model discloses a five prevent interlocking device of high tension switchgear, relate to electrical equipment technical field, the intelligent cabinet temperature adjusting device comprises a cabinet body and a cabinet door, the side-mounting of cabinet door has even latch fitting, hollow fixed block is installed in the front of the cabinet body, the pivot has been cup jointed to the inside of hollow fixed block, the movable rod has been cup jointed to the outside of pivot, the movable hook is installed at the top of movable rod, the positive fixed mounting of the cabinet body has the supporting shoe, the bull stick has been cup jointed to the inside of supporting shoe, the outside fixed mounting of bull stick has the connecting block, first bearing has been cup jointed to one side of bull stick, one side fixed mounting that the bull stick was kept away from to first bearing has the clamp plate, the earthing switch main shaft has been cup jointed to the inside of supporting. This five-prevention interlocking device of high tension switchgear possesses simple structure and convenient operation's advantage, has solved that current this type of interlocking mechanism is complicated structure usually, and it is big to occupy the cabinet space, brings inconvenient problem for the maintenance of the internal equipment of cabinet.
Description
Technical Field
The utility model relates to the technical field of electrical equipment, specifically be a high tension switchgear five-prevention interlocking device.
Background
The high-voltage switch cabinet is used for power generation, power transmission, power distribution, electric energy conversion and consumption of an electric power system and plays roles of on-off, control or protection and the like. The high-voltage switch cabinet is used as an electric appliance product with the voltage grade of 3.6kV to 550kV, a high-voltage isolating switch, a grounding switch, a high-voltage load switch, a high-voltage automatic reclosing and sectionalizing device, a high-voltage operating mechanism, a high-voltage explosion-proof power distribution device, a high-voltage switch cabinet and the like.
In order to prevent workers from mistakenly pulling under load, mistakenly closing a disconnecting switch and mistakenly entering a live interval in the existing high-voltage switch cabinet, a mechanical interlocking mechanism is usually arranged between a circuit breaker and the disconnecting switch so as to ensure that the disconnecting switch can be pulled down only under the condition that the circuit breaker is disconnected; on the contrary, the circuit breaker can only be closed when the disconnector is closed in advance. However, the existing interlocking mechanism is complex in structure, and parts such as a lock plate, a stop lever, a lock pin and the like are often adopted, so that the number of the interlocking mechanism is large, the space occupied in the cabinet is large, and inconvenience is brought to the maintenance of equipment in the cabinet body.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high tension switchgear five prevents interlocking device possesses simple structure and convenient operation's advantage, and it is complicated to have solved current this type of interlocking gear common structure, and occupies the big problem of bringing inconvenience with the maintenance of giving the internal equipment of cabinet space.
The utility model discloses a solve above-mentioned technical problem, provide following technical scheme: the utility model provides a five prevent interlocking device of high tension switchgear, includes the cabinet body and cabinet door, the positive fixed mounting of the cabinet body has hollow fixed block, the pivot has been cup jointed to the inside of hollow fixed block, the movable rod has been cup jointed to the outside of pivot, the top fixed mounting of movable rod has the slip hook, the positive fixed mounting of the cabinet body has the supporting shoe, the bull stick has been cup jointed to the inside of supporting shoe, the outside fixed mounting of bull stick has the connecting block, the bearing has been cup jointed to one side of bull stick, one side fixed mounting that the bull stick was kept away from to the bearing has the clamp plate, the earthing switch main shaft has been cup jointed to the inside of supporting shoe, the movable block has been cup jointed to.
Furthermore, a linkage piece is fixedly arranged on the side surface of the cabinet door.
Through adopting above-mentioned technical scheme, the advantage lies in, utilizes the movable hook will be even after the latch fitting blocks block, and the cabinet door just can't be opened.
Furthermore, one side of the supporting block is fixedly provided with a telescopic sleeve, and the outside of the telescopic sleeve is provided with a sliding rail.
Through adopting above-mentioned technical scheme, the advantage lies in, the telescope tube is used for the support to the telescopic link, and the moving trajectory of fastener is decided to the slide rail.
Further, telescopic tube's inside movable mounting has the telescopic link, one side fixed mounting of telescopic link has the spring, one side fixed mounting that the spring kept away from the telescopic link is at telescopic tube's inner wall, the bottom fixed mounting of telescopic link has the slider, the slider is located the inside of slide rail, the bottom fixed mounting of slider has the fastener.
Through adopting above-mentioned technical scheme, the advantage lies in, when the cabinet door was opened, the telescopic link slided to the right side under the effect of spring, drives slider and fastener and slides to the right side in the slide rail, until sliding to telescopic tube's top, at this moment fastener blocks the earthing switch main shaft, makes the unable function of earthing switch main shaft, when closing the cabinet door, the fastener slides to telescopic tube's bottom in the slide rail, at this moment fastener and earthing switch main shaft separation alright with operating earthing switch.
Furthermore, the bottom of the connecting block is fixedly connected with the moving block, and a thread is arranged outside one end of the main shaft of the grounding switch and matched with the thread inside the moving block.
Through adopting above-mentioned technical scheme, the advantage lies in, earthing switch is by separating brake to when closing a floodgate, and the earthing switch main shaft operates, makes the bull stick remove left, and then opens the cabinet door.
Furthermore, the outside of the other end of the main shaft of the grounding switch is provided with a clamping block with different space distance with the clamping piece, and the clamping block is matched with the clamping piece.
Through adopting above-mentioned technical scheme, the advantage lies in, when opening the cabinet door, when the fastener slides to telescopic tube's top, the fastener can block the earthing switch main shaft, avoids causing the injury to the staff.
Compared with the prior art, this five prevent interlock of high tension switchgear possesses following beneficial effect:
1. the utility model discloses when earthing switch is by separating brake to the state of combined floodgate, the earthing switch main shaft functions, it removes to drive the connecting block, thereby can make the bull stick move right, through setting up the bearing, the bull stick is rotatory and can not make the clamp plate rotatory, the clamp plate removes left and extrudees the movable rod, and the fly hook perks up under the effect of movable rod, make the fly hook break away from the inside of even latch fitting, alright in order to open the cabinet door, when earthing switch is the state of separating brake, the fly hook is located the inside of even latch fitting, block even latch fitting, and can't open the cabinet door.
2. The utility model discloses when the cabinet door is opened, the telescopic link slides to the right side under the effect of spring, drive slider and fastener and slide to the right side in the slide rail, until sliding to telescopic tube's top, at this moment the fastener blocks the earthing switch main shaft, make the unable function of earthing switch main shaft, when closing the cabinet door, the fastener slides to telescopic tube's bottom in the slide rail, at this moment fastener and earthing switch main shaft separation, alright in order to operate earthing switch, it is complicated to have solved current this type of interlocking mechanism common structure, and it is big to occupy the cabinet inner space, the problem of inconvenience is brought in the maintenance of the equipment in the cabinet body.
Drawings
FIG. 1 is a front view of the present invention;
fig. 2 is a partial sectional view of the structure of the present invention.
In the figure: 1. a cabinet body; 2. a cabinet door; 3. a linkage member; 4. a hollow fixed block; 5. a rotating shaft; 6. a movable rod; 7. a movable hook; 8. a support block; 9. a rotating rod; 10. connecting blocks; 11. a bearing; 12. pressing a plate; 13. a grounding switch main shaft; 14. a moving block; 15. a telescopic sleeve; 16. a slide rail; 17. a telescopic rod; 18. a spring; 19. a slider; 20. the fastener.
Detailed Description
Referring to fig. 1-2, the present invention provides a technical solution: a five-prevention interlocking device of a high-voltage switch cabinet comprises a cabinet body 1 and a cabinet door 2, wherein a locking piece 3 is fixedly installed on the side surface of the cabinet door 2, after the locking piece 3 is clamped by a movable hook 7, the cabinet door 2 cannot be opened, a hollow fixed block 4 is fixedly installed on the front surface of the cabinet body 1, a rotating shaft 5 is sleeved inside the hollow fixed block 4, a movable rod 6 is sleeved outside the rotating shaft 5, a movable hook 7 is fixedly installed at the top of the movable rod 6, a supporting block 8 is fixedly installed on the front surface of the cabinet body 1, a rotating rod 9 is sleeved inside the supporting block 8, a connecting block 10 is fixedly installed outside the rotating rod 9, a bearing 11 is sleeved on one side of the rotating rod 9, a pressing plate 12 is fixedly installed on one side of the bearing 11 far away from the rotating rod 9, a grounding switch main shaft 13 is sleeved inside the supporting block 8, a moving block 14 is sleeved, the external part of one end of the main shaft 13 of the grounding switch is provided with a thread and is matched with the thread in the movable block 14, when the grounding switch is switched from an opening state to a closing state, the main shaft 13 of the grounding switch operates to drive the connecting block 10 to move, so that the rotating rod 9 can move rightwards, the rotating rod 9 rotates without rotating the pressing plate 12 by arranging the bearing 11, the pressing plate 12 moves leftwards to extrude the movable rod 6, the movable hook 7 tilts upwards under the action of the movable rod 6, the movable hook 7 is separated from the inside of the interlocking piece 3, so that the cabinet door 2 can be opened, when the grounding switch is in the opening state, the movable grounding hook 7 is positioned in the interlocking piece 3 to clamp the interlocking piece 3 and cannot open the cabinet door 2, the external part of the other end of the main shaft 13 of the grounding switch is provided with a clamping block with a distance different from that of the clamping piece 20, the clamping block is matched with the clamping piece 20, one side of the supporting, a slide rail 16 is arranged outside the telescopic tube 15, the telescopic tube 15 is used for supporting a telescopic rod 17, the slide rail 16 determines the running track of a clamping piece 20, a telescopic rod 17 is movably arranged inside the telescopic tube 15, a spring 18 is fixedly arranged on one side of the telescopic rod 17, one side of the spring 18, which is far away from the telescopic rod 17, is fixedly arranged on the inner wall of the telescopic tube 15, a sliding block 19 is fixedly arranged at the bottom of the telescopic rod 17, the sliding block 19 is positioned inside the slide rail 16, the clamping piece 20 is fixedly arranged at the bottom of the sliding block 19, when the cabinet door 2 is opened, the telescopic rod 17 slides to the right side under the action of the spring 18 to drive the sliding block 19 and the clamping piece 20 to slide to the right side in the slide rail 16 until the sliding block slides to the top of the telescopic tube 15, the clamping piece 20 at this time clamps the grounding switch main shaft 13 to make the grounding switch, the card member 20 is separated from the main shaft 13 of the earthing switch, so that the earthing switch can be operated.
When the cabinet door 2 is used, when the cabinet door 2 is opened, the telescopic rod 17 slides to the right side under the action of the spring 18 to drive the sliding block 19 and the clamping piece 20 to slide to the right side in the sliding rail 16 until the sliding block slides to the top of the telescopic sleeve 15, at this time, the clamping piece 20 clamps the grounding switch main shaft 13 to prevent the grounding switch main shaft 13 from operating, when the cabinet door 2 is closed, the clamping piece 20 slides to the bottom of the telescopic sleeve 15 in the sliding rail 16, at this time, the clamping piece 20 is separated from the grounding switch main shaft 13 to operate the grounding switch, when the grounding switch is in a switching-off state, the grounding switch main shaft 13 operates to drive the connecting block 10 to move, so that the rotating rod 9 can move rightwards, through the arrangement of the bearing 11, the rotating rod 9 rotates without rotating the pressing plate 12, the pressing plate 12 moves leftwards to extrude the movable rod 6, and the movable hook 7 tilts upwards under, make movable hook 7 break away from the inside of even latch fitting 3, alright in order to open cabinet door 2, when earthing switch is the state of separating brake, movable hook 7 is located the inside of even latch fitting 3, will block even latch fitting 3, and can't open cabinet door 2.
Claims (6)
1. The utility model provides a five prevent interlocking device of high tension switchgear, includes the cabinet body (1) and cabinet door (2), its characterized in that: the utility model discloses a cabinet, including the cabinet body, the front fixed mounting of the cabinet body (1) has hollow fixed block (4), pivot (5) have been cup jointed to the inside of hollow fixed block (4), movable rod (6) have been cup jointed to the outside of pivot (5), the top fixed mounting of movable rod (6) has movable hook (7), the front fixed mounting of the cabinet body (1) has supporting shoe (8), bull stick (9) have been cup jointed to the inside of supporting shoe (8), the outside fixed mounting of bull stick (9) has connecting block (10), bearing (11) have been cup jointed to one side of bull stick (9), one side fixed mounting that bull stick (9) were kept away from in bearing (11) has clamp plate (12), earthing switch main shaft (13) have been cup jointed to the inside of supporting shoe (8), movable block (14) have been cup jointed to the outside of earthing switch main shaft (.
2. The five-prevention interlocking device of the high-voltage switch cabinet as claimed in claim 1, wherein: the side face of the cabinet door (2) is fixedly provided with a interlocking piece (3).
3. The five-prevention interlocking device of the high-voltage switch cabinet as claimed in claim 1, wherein: one side of the supporting block (8) is fixedly provided with a telescopic sleeve (15), and the outside of the telescopic sleeve (15) is provided with a sliding rail (16).
4. The five-prevention interlocking device of the high-voltage switch cabinet as claimed in claim 3, wherein: the inside movable mounting of telescopic tube (15) has telescopic link (17), one side fixed mounting of telescopic link (17) has spring (18), one side fixed mounting that telescopic link (17) were kept away from in spring (18) is at the inner wall of telescopic tube (15), the bottom fixed mounting of telescopic link (17) has slider (19), slider (19) are located the inside of slide rail (16), the bottom fixed mounting of slider (19) has fastener (20).
5. The five-prevention interlocking device of the high-voltage switch cabinet as claimed in claim 1, wherein: the bottom of the connecting block (10) is fixedly connected with a moving block (14), and threads are arranged on the outer portion of one end of the main shaft (13) of the grounding switch and are matched with the threads in the moving block (14).
6. The five-prevention interlocking device of the high-voltage switch cabinet as claimed in claim 1, wherein: clamping blocks with different intervals with the clamping piece (20) are arranged outside the other end of the grounding switch main shaft (13), and the clamping blocks are matched with the clamping piece (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020770302.8U CN212209274U (en) | 2020-05-11 | 2020-05-11 | Five-prevention interlocking device of high-voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020770302.8U CN212209274U (en) | 2020-05-11 | 2020-05-11 | Five-prevention interlocking device of high-voltage switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212209274U true CN212209274U (en) | 2020-12-22 |
Family
ID=73814058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020770302.8U Active CN212209274U (en) | 2020-05-11 | 2020-05-11 | Five-prevention interlocking device of high-voltage switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212209274U (en) |
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2020
- 2020-05-11 CN CN202020770302.8U patent/CN212209274U/en active Active
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