CN216624013U - Contact device of high-voltage circuit breaker - Google Patents
Contact device of high-voltage circuit breaker Download PDFInfo
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- CN216624013U CN216624013U CN202122690674.7U CN202122690674U CN216624013U CN 216624013 U CN216624013 U CN 216624013U CN 202122690674 U CN202122690674 U CN 202122690674U CN 216624013 U CN216624013 U CN 216624013U
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- block
- support frame
- sliding
- fixedly connected
- circuit breaker
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Abstract
The utility model discloses a high-voltage circuit breaker contact device, which relates to the technical field of power equipment and specifically comprises a support frame, wherein one side of the support frame is provided with a sliding opening, the inner surface of the sliding opening is connected with a sliding block in a sliding manner, a support block is fixedly connected inside the support frame, one side of the support block is fixedly connected with a rotating shaft, the outer surface of the rotating shaft is rotatably connected with a connecting block, one sides of the sliding block and the connecting block are both provided with fixing grooves, the inside of each fixing groove is connected with a first fixing block in a sliding manner, one side of each first fixing block is fixedly connected with a contact, and one side of each contact is provided with a threaded hole. This high voltage circuit breaker contact device sets up through the cooperation of threaded rod, carriage release lever, diagonal brace, chucking piece and chucking groove, and the in-process that uses can be when the discovery is problematic conveniently change the contact to play the effect that conveniently overhauls the device, reached the purpose of facilitating the use.
Description
Technical Field
The utility model relates to the technical field of power equipment, in particular to a contact device of a high-voltage circuit breaker.
Background
High voltage circuit breakers are the most important components in power systems. The circuit breaker plays a role in controlling and protecting the safe and stable operation of the power system. The control means that when a part of electric facilities and circuits in the power grid have faults or the power grid is scheduled in the operation process, the fault part is quickly separated through the separation and the combination of a breaker and the like, and the normal operation of the part of the power grid is ensured.
Contact in the current high voltage circuit breaker contact device is mostly the sword-shaped contact, the contact site of contact can lead to contact resistance too big because of ageing or contact unreliable, thereby arouse the contact to generate heat, overheated can arouse the decline of metal material mechanical strength, can be perhaps unable separation between the contact when breaking, make the circuit open circuit unable realization, and some inconveniences in the high voltage circuit breaker contact device are dismantled it, the contact is inconvenient to be changed it when overhauing the problem.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In view of the deficiencies of the prior art, the present invention provides a high voltage circuit breaker contact apparatus that solves the problems set forth in the background art above.
(II) technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme: a high-voltage circuit breaker contact device comprises a support frame, wherein one side of the support frame is provided with a sliding port, the inner surface of the sliding opening is connected with a sliding block in a sliding way, a supporting block is fixedly connected inside the supporting frame, one side of the supporting block is fixedly connected with a rotating shaft, the outer surface of the rotating shaft is rotatably connected with a connecting block, one side of each of the sliding block and the connecting block is provided with a fixed groove, the inside of each fixed groove is connected with a first fixed block in a sliding way, one side of the first fixed block is fixedly connected with a contact, one side of the contact is provided with a threaded hole, a threaded rod is arranged on the inner surface of the threaded hole, a moving rod is rotatably connected on one side of the threaded rod, one side of the moving rod is hinged with an inclined stay bar, one end of the inclined stay bar is hinged with a clamping block, and a clamping groove matched with the clamping block is formed in the fixing groove.
Optionally, the internal surface fixed connection of support frame has the second fixed block, the spout has been seted up to one side of second fixed block, the first spring of inside fixedly connected with of spout, the inside sliding connection of spout has the stopper, the one end of first spring and one side fixed connection of stopper, one side fixedly connected with of stopper connects the rope, one side of stopper and one side butt of connecting block.
Optionally, a pull ring is arranged on one side of the support frame, and the outer surface of the pull ring is fixedly connected with one end of the connecting rope.
Optionally, an access hole is formed in one side of the support frame, and an access cover is arranged on one side of the access hole.
Optionally, one side fixedly connected with of sliding block extends the board, one side of extending the board is provided with the iron plate, the outward appearance of sliding block is provided with the second spring, the both ends of second spring are respectively in one side butt of extending board and support frame.
Optionally, one side of the support frame is provided with an electromagnetic coil, one side of the electromagnetic coil is provided with a control switch, and the control switch is electrically connected with the electromagnetic coil through a wire.
(III) advantageous effects
The utility model provides a contact device of a high-voltage circuit breaker, which has the following beneficial effects:
1. this high voltage circuit breaker contact device sets up through the cooperation of threaded rod, carriage release lever, diagonal brace, chucking piece and chucking groove, and the in-process that uses can be when the discovery is problematic conveniently change the contact to play the effect that conveniently overhauls the device, reached the purpose of facilitating the use.
2. This high voltage circuit breaker contact device sets up through the cooperation of second spring and solenoid, can cut off the power supply of solenoid when needs open circuit at the in-process of use, and the second spring pushes the sliding block open to play and drive the effect on one side with the moving contact, reached the unable purpose of separating of avoiding the contact.
Drawings
FIG. 1 is a front view, partially in section, schematically illustrating the structure of the present invention;
FIG. 2 is an enlarged schematic view of FIG. 1 at A;
FIG. 3 is a schematic top view of a second fixing block according to the present invention;
fig. 4 is a schematic three-dimensional structure of the present invention.
In the figure: 1. a support frame; 2. a slider; 3. a first fixed block; 4. a contact; 5. a support block; 6. connecting blocks; 7. fixing grooves; 8. a threaded rod; 9. a travel bar; 10. a diagonal brace; 11. a clamping block; 12. a clamping groove; 13. a second fixed block; 14. a first spring; 15. a limiting block; 16. connecting ropes; 17. an access cover; 18. an extension plate; 19. an iron block; 20. a second spring; 21. an electromagnetic coil; 22. a rotating shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 4, the present invention provides a technical solution: a high-voltage circuit breaker contact device comprises a support frame 1, one side of the support frame 1 is provided with a sliding opening, the inner surface of the sliding opening is connected with a sliding block 2 in a sliding manner, the inside of the support frame 1 is fixedly connected with a supporting block 5, one side of the supporting block 5 is fixedly connected with a rotating shaft 22, the outer surface of the rotating shaft 22 is connected with a connecting block 6 in a rotating manner, one side of the sliding block 2 and the connecting block 6 are both provided with a fixed groove 7, the inside of the fixed groove 7 is connected with a first fixed block 3 in a sliding manner, one side of the first fixed block 3 is fixedly connected with a contact 4, one side of the contact 4 is provided with a threaded hole, the inner surface of the threaded hole is provided with a threaded rod 8, one side of the threaded rod 8 is connected with a movable rod 9 in a rotating manner, one side of the movable rod 9 is hinged with an inclined strut 10, one end of the inclined strut 10 is hinged with a clamping block 11, the inside of the fixed groove 7 is provided with a clamping groove 12 matched with the clamping block 11, through the matching arrangement of the threaded rod 8, the moving rod 9, the inclined support rod 10, the clamping block 11 and the clamping groove 12, when a problem is found during maintenance in the use process, the contact 4 can be conveniently replaced, so that the device maintenance is facilitated, and the purpose of convenient use is achieved, the inner surface of the support frame 1 is fixedly connected with the second fixed block 13, one side of the second fixed block 13 is provided with a sliding groove, the inside of the sliding groove is fixedly connected with the first spring 14, the inside of the sliding groove is slidably connected with the limiting block 15, one end of the first spring 14 is fixedly connected with one side of the limiting block 15, one side of the limiting block 15 is fixedly connected with the connecting rope 16, one side of the limiting block 15 is abutted against one side of the connecting block 6, one side of the support frame 1 is provided with a pull ring, the outer surface of the pull ring is fixedly connected with one end of the connecting rope 16, one side of the support frame 1 is provided with a maintenance opening, one side of access hole is provided with access cover 17, one side fixedly connected with extension board 18 of sliding block 2, one side of extension board 18 is provided with iron plate 19, the outward appearance of sliding block 2 is provided with second spring 20, the both ends of second spring 20 are respectively in one side butt of extension board 18 and support frame 1, one side of support frame 1 is provided with solenoid 21, one side of solenoid 21 is provided with control switch, control switch passes through the wire and is connected with solenoid 21 electricity, cooperation setting through second spring 20 and solenoid 21, can cut off the power supply of solenoid 21 when needs open circuit in the in-process of using, second spring 20 pushes away sliding block 2, thereby played and driven effect on one side with moving contact 4, reached and avoided the unable mesh that separates of contact 4.
When the contact 4 needs to be separated, the control switch is started, the control switch controls the electromagnetic coil 21 to be powered off, so that the magnetic field generated by the electromagnetic coil 21 disappears, the magnetic force borne by the iron block 19 disappears due to the disappearance of the magnetic field, the second spring 20 pushes the extension plate 18 to move to one side, the extension plate 18 drives the corresponding contact 4 to move to one side through the sliding block 2 and the first fixing block 3, so that the contact 4 is separated, the power off is completed, when the contact 4 needs to be replaced during maintenance, the maintenance cover 17 is taken down, the threaded rod 8 is rotated by a tool, the threaded rod 8 moves to one side under the action of the thread, the threaded rod 8 drives the moving rod 9 to slide to one side, the moving rod 9 drives the clamping block 11 to move downwards through the inclined support rod 10, so that the clamping block 11 comes out of the clamping groove 12, at the moment, the corresponding contact 4 can be taken down from the fixing groove 7, and when the middle contact 4 needs to be replaced, then the pull ring is pulled, the pull ring drives the limiting block 15 to move through the connecting rope 16, the first spring 14 is extruded, the connecting block 6 is rotated, the contacts 4 on the upper side and the lower side are rotated, the middle contact 4 is conveniently taken out to be replaced, then a new contact 4 is inserted into the corresponding fixing groove 7, the threaded rod 8 is rotated through a tool, the threaded rod 8 drives the moving rod 9 to move inwards, the moving rod 9 drives the clamping block 11 to move towards the two sides through the inclined support rod 10 to enter the clamping groove 12, and then the contact 4 is fixed.
The working principle and the beneficial effects of the utility model are as follows: this high voltage circuit breaker contact device, through threaded rod 8, the carriage release lever 9, diagonal brace 10, the cooperation setting of chucking piece 11 and chucking groove 12, can conveniently change contact 4 when the discovery is problematic when overhauing at the in-process of using, thereby played the effect of conveniently overhauing the device, the purpose that facilitates the use has been reached, cooperation setting through second spring 20 and solenoid 21, can cut off the power supply of solenoid 21 when needs are broken circuit at the in-process of using, second spring 20 pushes away sliding block 2, thereby played and driven moving contact 4 to effect on one side, reached and avoided the unable purpose that separates of contact 4.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. A high-voltage circuit breaker contact device comprises a support frame (1), and is characterized in that: one side of the support frame (1) is provided with a sliding opening, the inner surface of the sliding opening is connected with a sliding block (2) in a sliding manner, the inside of the support frame (1) is fixedly connected with a support block (5), one side of the support block (5) is fixedly connected with a rotating shaft (22), the outer surface of the rotating shaft (22) is connected with a connecting block (6) in a rotating manner, one sides of the sliding block (2) and the connecting block (6) are both provided with a fixed groove (7), the inside of the fixed groove (7) is connected with a first fixed block (3) in a sliding manner, one side of the first fixed block (3) is fixedly connected with a contact (4), one side of the contact (4) is provided with a threaded hole, the inner surface of the threaded hole is provided with a threaded rod (8), one side of the threaded rod (8) is connected with a moving rod (9) in a rotating manner, and one side of the moving rod (9) is hinged with an inclined stay rod (10), one end of the inclined stay bar (10) is hinged with a clamping block (11), and a clamping groove (12) matched with the clamping block (11) is formed in the fixing groove (7).
2. A high voltage circuit breaker contact arrangement as claimed in claim 1, wherein: the interior fixed surface of support frame (1) is connected with second fixed block (13), the spout has been seted up to one side of second fixed block (13), the first spring of inside fixedly connected with (14) of spout, the inside sliding connection of spout has stopper (15), the one end of first spring (14) and one side fixed connection of stopper (15), one side fixedly connected with of stopper (15) is connected rope (16), one side of stopper (15) and one side butt of connecting block (6).
3. A high voltage circuit breaker contact arrangement as claimed in claim 2, wherein: one side of the support frame (1) is provided with a pull ring, and the outer surface of the pull ring is fixedly connected with one end of the connecting rope (16).
4. A high voltage circuit breaker contact arrangement as claimed in claim 1, wherein: an access hole is formed in one side of the support frame (1), and an access cover (17) is arranged on one side of the access hole.
5. A high voltage circuit breaker contact arrangement as claimed in claim 1, wherein: one side fixedly connected with extension board (18) of sliding block (2), one side of extension board (18) is provided with iron plate (19), the outward appearance of sliding block (2) is provided with second spring (20), the both ends of second spring (20) are respectively in one side butt of extension board (18) and support frame (1).
6. A high voltage circuit breaker contact arrangement as claimed in claim 1, wherein: an electromagnetic coil (21) is arranged on one side of the support frame (1), a control switch is arranged on one side of the electromagnetic coil (21), and the control switch is electrically connected with the electromagnetic coil (21) through a lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122690674.7U CN216624013U (en) | 2021-11-05 | 2021-11-05 | Contact device of high-voltage circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122690674.7U CN216624013U (en) | 2021-11-05 | 2021-11-05 | Contact device of high-voltage circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216624013U true CN216624013U (en) | 2022-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122690674.7U Active CN216624013U (en) | 2021-11-05 | 2021-11-05 | Contact device of high-voltage circuit breaker |
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| CN (1) | CN216624013U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116844919A (en) * | 2023-09-01 | 2023-10-03 | 新乡市景弘电气有限公司 | Electromagnetic relay capable of being rapidly broken |
-
2021
- 2021-11-05 CN CN202122690674.7U patent/CN216624013U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116844919A (en) * | 2023-09-01 | 2023-10-03 | 新乡市景弘电气有限公司 | Electromagnetic relay capable of being rapidly broken |
| CN116844919B (en) * | 2023-09-01 | 2024-01-16 | 新乡市景弘电气有限公司 | Electromagnetic relay capable of being rapidly broken |
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