CN214203549U - Interlocking device for centrally installed switchgear - Google Patents

Interlocking device for centrally installed switchgear Download PDF

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Publication number
CN214203549U
CN214203549U CN202120515503.8U CN202120515503U CN214203549U CN 214203549 U CN214203549 U CN 214203549U CN 202120515503 U CN202120515503 U CN 202120515503U CN 214203549 U CN214203549 U CN 214203549U
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CN
China
Prior art keywords
cabinet body
interlocking
plate
sliding plate
rear door
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CN202120515503.8U
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Chinese (zh)
Inventor
李凯
范兴宇
褚娜娜
金燕
王孝晴
常亮
郭鹏生
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Anhui Yonghui New Material Technology Co ltd
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Anhui Yonghui New Material Technology Co ltd
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Priority to CN202120515503.8U priority Critical patent/CN214203549U/en
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Abstract

The utility model discloses an interlocking device for a centrally installed switchgear, which belongs to the technical field of switch cabinets and comprises a cabinet body, wherein one side of the cabinet body is hinged with a rear door plate, the interior of the cabinet body is provided with two groups of supporting plates, a sliding plate is arranged between the two groups of supporting plates, the inner side of the sliding plate is provided with two groups of clamping plates, and an interlocking plate is arranged above the clamping plates, the utility model can carry out brake separating operation on an earthing switch only by closing the rear door plate, thereby preventing misoperation, effectively preventing potential safety hazards caused by misoperation, the device has simple structure, when the rear door plate is opened, the rear door plate drives a rope to pull the sliding plate to rise, so that the sliding plate drives the clamping plates to rise, thereby moving to the side surfaces of the interlocking plates, and the clamping plates realize the blocking of the interlocking plates, so that the interlocking plates can not rotate, effectively avoiding the interlocking operation and the potential, the safety is ensured, and the use is convenient.

Description

Interlocking device for centrally installed switchgear
Technical Field
The utility model belongs to the technical field of the cubical switchboard, concretely relates to put interlocking device for cabinet in.
Background
A switch cabinet is a common electrical device mainly including a circuit breaker, and is divided into a low-voltage switch cabinet, a medium-voltage switch cabinet and a high-voltage switch cabinet. In the existing power system, a rear door interlock of a switch cabinet mainly comprises a rear door plate, a blocking piece, a side plate, a large shaft of an earthing switch and an interlocking piece. The rear door interlocking device mainly rotates by operating a large shaft of the grounding switch, the rotation of the large shaft of the grounding switch drives the interlocking piece to rotate, when the rear door panel is closed, the rotating interlocking piece is just clamped and transferred between the blocking piece and the rear door panel, and therefore the purpose of interlocking the rear door panel is achieved.
SUMMERY OF THE UTILITY MODEL
The utility model provides an in put interlock for cabinet has only and closes the back cabinet door and just can carry out the divide-shut brake operation to earthing switch, prevents the maloperation, effectively prevents because of the potential safety hazard characteristics that the maloperation brought.
In order to achieve the above object, the utility model provides a following technical scheme: an interlocking device for a centrally installed switchgear comprises a switchgear body, wherein a rear door plate is hinged to one side of the switchgear body, two groups of support plates are arranged inside the switchgear body, a sliding plate is arranged between the two groups of support plates, two groups of clamping plates are arranged on the inner side of the sliding plate, an interlocking plate is arranged above the clamping plates, a grounding switch large shaft is arranged on the inner side of the interlocking plate, a rope is connected to the upper end of the sliding plate, a support frame is arranged at the top of the switchgear body, guide wheels are arranged inside the support frame, the rope is connected to the rear door plate through the upper end faces of the guide wheels, fixing holes penetrating through the support plates are formed in the support plates, a penetrating cross rod is arranged on the side wall of the switchgear body, a pull block is arranged at one end of the cross rod, which is located outside the switchgear body, a fixing clamping column corresponding to the fixing holes is arranged at one end of the cross rod, which is located inside the switchgear body, one end of the fixing clamping column close to the cross rod is connected with a spring, the spring is sleeved outside the cross rod, and the other end of the spring is connected to the inner wall of the cabinet body.
Preferably, the sliding plate is provided with a sliding groove, and the support plate is arranged inside the sliding groove.
Preferably, the outer side surface of the rear door panel is provided with a handle.
Preferably, the upper end of the support frame is rotatably connected with a fixed shaft, and the fixed shaft is fixed at the top end inside the cabinet body.
Preferably, the spring and the fixed clamping column as well as the spring and the inner wall of the cabinet body are welded and fixed through arc welding.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses an only can just carry out the separating brake operation to earthing switch after closing the door plant, prevent the maloperation, effectively prevent the potential safety hazard because of the maloperation brings, this device simple structure, when the back door plant is opened, the back door plant drives the rope and stimulates the sliding plate and rises, make the sliding plate drive the block board and rise, thereby remove to the side of interlocking board, and the block board realizes blockking of interlocking board, make the interlocking board can not rotate, the effectual interlocking operation that has avoided appearing, prevent the potential safety hazard that the maloperation brought, the security of the device has been guaranteed, high durability and convenient use, after the door plant is closed at the back, only need the pulling pull block, can make the block board leave the interlocking board side, the interlocking board can rotate this moment, can realize the interlocking operation, and is simple to operate, and convenient and practical.
Drawings
Fig. 1 is a schematic structural view of an interlocking device for a centrally installed switchgear of the present invention.
Fig. 2 is a schematic structural view of the rear door panel of the present invention when opened.
Fig. 3 is a side view of the present invention in fig. 2.
Fig. 4 is a schematic structural view of the sliding plate and the sliding chute according to the present invention.
Fig. 5 is a schematic structural view of the sliding plate and the engaging plate according to the present invention.
In the figure: 1. a fixing hole; 2. a support plate; 3. a handle; 4. a rear door panel; 5. a rope; 6. a support frame; 7. a fixed shaft; 8. a guide wheel; 9. a cabinet body; 10. an interlock plate; 11. a grounding switch large shaft; 12. a clamping plate; 13. a sliding plate; 14. fixing the clamping column; 15. a cross bar; 16. a spring; 17. pulling the block; 18. a chute.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides the following technical solutions: an interlocking device for a centrally installed switchgear comprises a switchgear body 9, wherein a rear door panel 4 is hinged to one side of the switchgear body 9, and a handle 3 is arranged on the outer side surface of the rear door panel 4 in order to open or close the rear door panel 4; two groups of support plates 2 are arranged inside the cabinet body 9, a sliding plate 13 is arranged between the two groups of support plates 2, in order to limit the sliding plate 13 and enable the sliding plate 13 to slide up and down smoothly, a sliding groove 18 is formed in the sliding plate 13, and the support plates 2 are arranged inside the sliding groove 18; two groups of clamping plates 12 are arranged on the inner side of the sliding plate 13, an interlocking plate 10 is arranged above the clamping plates 12, a grounding switch large shaft 11 is arranged on the inner side of the interlocking plate 10, a rope 5 is connected to the upper end of the sliding plate 13, a supporting frame 6 is arranged at the top of the cabinet body 9, a guide wheel 8 is arranged inside the supporting frame 6, a fixed shaft 7 is rotatably connected to the upper end of the supporting frame 6 for facilitating the pulling and placing of the rope 5, and the fixed shaft 7 is fixed at the top end inside the cabinet; rope 5 is connected on back door plant 4 through the up end of leading wheel 8, all be provided with the fixed orifices 1 that runs through backup pad 2 in the backup pad 2, be provided with the horizontal pole 15 that runs through on the lateral wall of the cabinet body 9, the one end that horizontal pole 15 is located the cabinet body 9 outside is provided with draws the piece 17, the one end that horizontal pole 15 is located the cabinet body 9 inside is provided with the fixing clip post 14 corresponding with fixed orifices 1, the one end that fixing clip post 14 is close to horizontal pole 15 is connected with spring 16, the cover of spring 16 is established in horizontal pole 15 outside, the spring 16 other end is connected on the internal wall of the cabinet body 9, for fixed firm, it is difficult not hard up, all through electric arc welding welded fastening between spring 16 and fixing clip post 14 and spring 16 and the internal wall of the cabinet body 9.
The utility model discloses a theory of operation and use flow: when the utility model is used, when the back door panel 4 is opened, the back door panel 4 drives the rope 5 to pull the sliding plate 13 to ascend, so that the sliding plate 13 drives the clamping plate 12 to ascend, thereby moving to the side surface of the interlocking plate 10, at the moment, the fixing clamp column 14 enters the fixing hole 1 under the elastic action of the spring 16, thereby preventing the sliding plate 13 from falling down, and the clamping plate 12 blocks the interlocking plate 10, so that the interlocking plate 10 cannot rotate, effectively avoiding the interlocking operation, preventing the potential safety hazard caused by misoperation, and ensuring the safety; after back door plant 4 is closed, the pulling draws piece 17 to drive horizontal pole 15 and fixed card post 14 and remove, remove backup pad 2 one side, make sliding plate 13 descend under the action of gravity, block plate 12 leaves interlocking plate 10 side, interlocking plate 10 can rotate this moment, can realize interlocking operation, this device simple structure, and easy operation, convenient and practical effectively avoids the potential safety hazard that the maloperation brought, suitable using widely.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides an in put interlock for cabinet, includes cabinet body (9), its characterized in that: a rear door panel (4) is hinged to one side of the cabinet body (9), two groups of supporting plates (2) are arranged inside the cabinet body (9), a sliding plate (13) is arranged between the two groups of supporting plates (2), two groups of clamping plates (12) are arranged on the inner side of the sliding plate (13), an interlocking plate (10) is arranged above the clamping plates (12), a grounding switch large shaft (11) is arranged on the inner side of the interlocking plate (10), a rope (5) is connected to the upper end of the sliding plate (13), a supporting frame (6) is arranged at the top of the cabinet body (9), a guide wheel (8) is arranged inside the supporting frame (6), the rope (5) is connected to the rear door panel (4) through the upper end face of the guide wheel (8), fixing holes (1) penetrating through the supporting plates (2) are formed in the supporting plates (2), and a penetrating cross rod (15) is arranged on the side wall of the cabinet body (9), the utility model discloses a cabinet, including horizontal pole (15), the one end that is located the cabinet body (9) outside of horizontal pole (15) is provided with draws piece (17), the one end that horizontal pole (15) are located the cabinet body (9) inside is provided with and fixes card post (14) corresponding with fixed orifices (1), the one end that fixes card post (14) are close to horizontal pole (15) is connected with spring (16), horizontal pole (15) outside is established in spring (16) cover, spring (16) other end is connected on the inner wall of the cabinet body (9).
2. The interlocking device for the centrally installed switchgear according to claim 1, wherein: the sliding plate (13) is provided with a sliding groove (18), and the supporting plate (2) is arranged inside the sliding groove (18).
3. The interlocking device for the centrally installed switchgear according to claim 1, wherein: and a handle (3) is arranged on the outer side surface of the rear door panel (4).
4. The interlocking device for the centrally installed switchgear according to claim 1, wherein: the upper end of the support frame (6) is rotatably connected with a fixed shaft (7), and the fixed shaft (7) is fixed at the top end inside the cabinet body (9).
5. The interlocking device for the centrally installed switchgear according to claim 1, wherein: the spring (16) and the fixed clamping column (14) as well as the spring (16) and the inner wall of the cabinet body (9) are fixed through arc welding.
CN202120515503.8U 2021-03-11 2021-03-11 Interlocking device for centrally installed switchgear Active CN214203549U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120515503.8U CN214203549U (en) 2021-03-11 2021-03-11 Interlocking device for centrally installed switchgear

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120515503.8U CN214203549U (en) 2021-03-11 2021-03-11 Interlocking device for centrally installed switchgear

Publications (1)

Publication Number Publication Date
CN214203549U true CN214203549U (en) 2021-09-14

Family

ID=77640219

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120515503.8U Active CN214203549U (en) 2021-03-11 2021-03-11 Interlocking device for centrally installed switchgear

Country Status (1)

Country Link
CN (1) CN214203549U (en)

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