CN213660291U - Indoor high-voltage vacuum circuit breaker - Google Patents
Indoor high-voltage vacuum circuit breaker Download PDFInfo
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- CN213660291U CN213660291U CN202023002016.6U CN202023002016U CN213660291U CN 213660291 U CN213660291 U CN 213660291U CN 202023002016 U CN202023002016 U CN 202023002016U CN 213660291 U CN213660291 U CN 213660291U
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- brake
- separating
- separating brake
- tripping
- circuit breaker
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Abstract
The utility model relates to an indoor high-pressure vacuum circuit breaker, which comprises a housin, closing button subassembly, separating brake button subassembly and spring-operated mechanism, spring-operated mechanism includes separating brake subassembly and closing brake subassembly, a plurality of baffles have been arranged in the casing, closing button subassembly, separating brake button subassembly is fixed in respectively on the both sides baffle, separating brake subassembly is including rotating the separating brake pivot and the dropout pivot of arranging on the baffle, fixed mounting is the sincere son of separating brake in the separating brake pivot and fixed mounting is in the epaxial stirring board of dropout, separating brake button subassembly acts on the stirring board, the tripping groove has been seted up on the periphery of dropout pivot, the tripping groove is located the rotation periphery of the sincere son of separating brake, its characterized in that: the partition plate is fixedly provided with a mounting plate, the mounting plate is fixedly provided with a limiting block, and the limiting block brake-separating pawl is abutted against the limiting block during brake separation. This application has the effect that improves separating brake mechanism's separating brake stability and separating brake mechanism quality.
Description
Technical Field
The application relates to the field of vacuum circuit breakers, in particular to an indoor high-voltage vacuum circuit breaker.
Background
At present, the vacuum circuit breaker is named because arc extinguishing media and insulating media of a contact gap after arc extinguishing are high vacuum; the arc extinguishing device has the advantages of small volume, light weight, suitability for frequent operation and no need of maintenance for arc extinguishing, and is relatively popularized in power distribution networks.
An indoor high-voltage vacuum circuit breaker is a circuit breaker with a contact opening and closing in a high-vacuum bubble. The existing indoor high-voltage vacuum circuit breaker comprises a closing bent plate, a brake separating pawl and a brake separating pawl shaft, and circuits for controlling the closing bent plate, the brake separating pawl and the brake separating pawl shaft can be manually or electrically opened to enable the brake separating pawl and the brake separating pawl shaft to be separated from each other and the closing bent plate to be closed, and then the brake separating pawl and the brake separating pawl shaft are separated from each other to enable the circuit breaker to be disconnected, or the closing bent plate is closed to enable the circuit breaker to be closed.
Aiming at the related technology, the utility model considers that in the brake-separating process, the brake-separating button component acts on the toggle plate of the trip shaft, so that the brake-separating pawl in the brake-separating mechanism is separated from the trip shaft, and the brake-separating pawl shaft rotates to realize the brake-separating state; during the process of disengaging and tripping the brake, the centrifugal inertia force is generated due to the rapid rotation of the brake separating pawl, and the centrifugal inertia force damages the brake separating mechanism in the long term, so that the brake separating quality is influenced.
SUMMERY OF THE UTILITY MODEL
For the separating brake stability and the separating brake mechanism quality of separating brake mechanism, this application provides an indoor high-voltage vacuum circuit breaker.
The application provides an indoor high-voltage vacuum circuit breaker adopts following technical scheme:
an indoor high-voltage vacuum circuit breaker comprises a shell, a closing button assembly, an opening button assembly and a spring operating mechanism arranged in the shell, wherein the spring operating mechanism comprises an opening assembly and a closing assembly, a plurality of clapboards are arranged in the shell, the switch-on button assembly and the switch-off button assembly are respectively fixed on the clapboards at the two sides, the opening button component comprises an opening rotating shaft and a tripping rotating shaft which are rotatably arranged on the partition plate, an opening pawl fixedly arranged on the opening rotating shaft and a poking plate fixedly arranged on the tripping rotating shaft, the opening button component acts on the poking plate, a tripping groove is arranged on the circumferential surface of the tripping rotating shaft and is positioned on the rotating circumferential surface of the brake-separating pawl, the fixed mounting has the mounting panel on the baffle fixed mounting has the stopper on the mounting panel, during the separating brake the sincere son of stopper separating brake contradicts in on the stopper.
By adopting the technical scheme, the opening assembly and the closing assembly play a role in opening or closing the spring operating mechanism; in the brake-separating process, the brake-separating button component acts on the poking plate of the tripping shaft to enable the tripping rotating shaft in the brake-separating mechanism to rotate, the brake-separating pawl on the brake-separating rotating shaft is positioned at the tripping groove on the tripping shaft to enable the brake-separating pawl to separate from the tripping rotating shaft, and the brake-separating rotating shaft rotates to achieve the purpose of brake separation; when the brake-separating rotating shaft drives the brake-separating pawl to separate, the brake-separating pawl rotates and acts on the limiting block on the mounting plate, and the limiting rotation and buffering effect on the brake-separating pawl and the rotating shaft is achieved through the limiting block, so that the brake-separating stability of the brake-separating mechanism and the quality of the brake-separating mechanism are improved.
Preferably, the limiting block is an elastic buffer cushion.
Through adopting above-mentioned technical scheme, make the sincere son of separating brake rotate and act on the mounting panel on get elastic buffer pad and have the cushioning effect, reduce the impact damage to the sincere son of separating brake, improve the life of separating brake mechanism.
Preferably, the elastic buffer pad is fixedly mounted on the mounting plate through a fixing bolt.
Through adopting above-mentioned technical scheme, reach detachable purpose.
Preferably, the mounting plate and the horizontal plane are obliquely arranged, and the mounting plate is obliquely arranged downwards towards the direction of the brake separating pawl.
By adopting the technical scheme, when the brake-separating pawl rotates and acts on the limiting block, the vertical state is realized, and the purpose of stress decomposition is achieved.
Preferably, a metal gasket is disposed on the elastic buffer pad, and the metal gasket is disposed between the fixing bolt and the elastic buffer pad.
Through adopting above-mentioned technical scheme, through being provided with metal gasket, improve elastic buffer's shock resistance.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the brake separating rotating shaft drives the brake separating pawl to separate, the brake separating pawl rotates and acts on a limiting block on the mounting plate, and the effect of limiting, rotating and buffering the brake separating pawl and the rotating shaft is realized through the arranged elastic buffering cushion, so that the brake separating stability and the brake separating quality of the brake separating mechanism are improved;
2. through being provided with metal gasket, metal gasket arranges and improves elastic buffer's shock resistance between fixing bolt and metal gasket.
Drawings
Figure 1 is a schematic diagram of the construction of an indoor high voltage vacuum circuit breaker;
figure 2 is a schematic diagram of the internal structure of an indoor high voltage vacuum circuit breaker;
figure 3 is a schematic structural diagram of an indoor high-voltage vacuum circuit breaker at a breaking assembly;
fig. 4 is a partial structure schematic diagram of a limiting block in an indoor high-voltage vacuum circuit breaker.
Description of reference numerals: 1. a housing; 11. a partition plate; 2. a switch-on button assembly; 3. a switch-off button assembly; 4. a spring operating mechanism; 5. a brake separating component; 51. a brake-separating rotating shaft; 52. tripping the rotating shaft; 521. a tripping groove; 53. brake separating latch; 54. a poking plate; 6. a closing assembly; 71. mounting a plate; 72. a limiting block; 73. fixing the bolt; 74. a metal gasket.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
The embodiment of the application discloses an indoor high-voltage vacuum circuit breaker.
Referring to fig. 1 and 2, the indoor high voltage vacuum circuit breaker includes a housing 1, a closing button assembly 2, an opening button assembly 3, and a spring operating mechanism 4 disposed in the housing 1, and the spring operating mechanism 4 includes an opening assembly 5 and a closing assembly 6.
Referring to fig. 1 and 2, a plurality of partition plates 11 are arranged in a housing 1 to divide the housing into a plurality of chambers, a closing button assembly 2 and an opening button assembly 3 are respectively fixed on the partition plates 11 on two sides, and an opening assembly 5 and a closing assembly 6 are arranged in different chambers.
Referring to fig. 2 to 4, the opening assembly 5 includes an opening rotating shaft 51 and a tripping rotating shaft 52 both rotatably disposed on two of the partition plates 11, an opening latch 53 fixedly mounted on the opening rotating shaft 51, and a toggling plate 54 fixedly mounted on the tripping rotating shaft 52, and the opening button assembly 3 acts on the toggling plate 54; a tripping groove 521 is formed on the circumferential surface of the tripping rotating shaft 52, and the tripping groove 521 is positioned on the rotating circumferential surface of the brake separating latch 53.
Referring to fig. 2 to 4, a mounting plate 71 is fixedly mounted on the partition plate 11, the mounting plate 71 is arranged obliquely with respect to the horizontal plane, and the mounting plate 71 is arranged obliquely downward toward the brake-separating latch 53, that is, the mounting plate is in a vertical state when the brake-separating latch 53 rotates and acts on the limiting block 72; the mounting plate 71 is fixedly provided with a limiting block 72, the limiting block 72 is an elastic cushion pad, the elastic cushion pad is fixedly arranged on the mounting plate 71 through a fixing bolt 73, and the brake-separating latch 53 of the limiting block 72 is abutted against the limiting block 72 during brake separation.
Referring to fig. 4, in order to improve the impact resistance of the elastic buffer pad, a metal washer 74 is provided on the elastic buffer pad, and the metal washer 74 is disposed between the fixing bolt 73 and the elastic buffer pad.
The implementation principle is as follows: in the brake-separating process, the brake-separating button component 3 acts on the toggle plate 54 of the trip shaft to enable the tripping rotating shaft 52 in the brake-separating mechanism to rotate, the brake-separating pawl 53 on the brake-separating rotating shaft 51 is positioned at the trip groove 521 on the trip shaft, so that the brake-separating pawl 53 is separated from the tripping rotating shaft 52, and the brake-separating rotating shaft 51 rotates to realize the purpose of brake separation; when the brake-separating rotating shaft 51 drives the brake-separating pawl 53 to separate, the brake-separating pawl 53 rotates and acts on the elastic buffer pad on the mounting plate 71, and the limiting block 72 realizes the limiting rotation and buffering effects on the brake-separating pawl 53 and the rotating shaft, so that the brake-separating stability and the brake-separating quality of the brake-separating mechanism are improved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (5)
1. An indoor high-voltage vacuum circuit breaker comprises a shell (1), a closing button assembly (2), an opening button assembly (3) and a spring operating mechanism (4) arranged in the shell (1), wherein the spring operating mechanism (4) comprises an opening assembly (5) and a closing assembly (6), a plurality of partition plates (11) are arranged in the shell (1), the closing button assembly (2) and the opening button assembly (3) are respectively fixed on the partition plates (11) at two sides, the opening assembly (5) comprises an opening rotating shaft (51) and a tripping rotating shaft (52) which are rotatably arranged on the partition plates (11), an opening pawl (53) fixedly arranged on the opening rotating shaft (51) and a tripping plate (54) fixedly arranged on the tripping rotating shaft (52), the opening button assembly (3) acts on the tripping plate (54), a tripping groove (521) is formed in the circumferential surface of the tripping rotating shaft (52), the tripping groove (521) is positioned on the rotating circumferential surface of the brake-separating pawl (53), and is characterized in that: fixed mounting has mounting panel (71) on baffle (11) fixed mounting has stopper (72) on mounting panel (71), during the separating brake stopper (72) separating brake pawl (53) contradict in on stopper (72).
2. An indoor high voltage vacuum circuit breaker according to claim 1 wherein: the limiting block (72) is an elastic buffer cushion.
3. An indoor high voltage vacuum circuit breaker according to claim 2 wherein: the elastic buffer cushion is fixedly arranged on the mounting plate (71) through a fixing bolt (73).
4. An indoor high voltage vacuum circuit breaker according to claim 1 or 2 or 3 wherein: the mounting plate (71) and the horizontal plane are obliquely arranged, and the mounting plate (71) is obliquely and downwards arranged towards the direction of the brake separating pawl (53).
5. An indoor high voltage vacuum circuit breaker according to claim 2 or 3 wherein: a metal gasket (74) is arranged on the elastic buffer cushion, and the metal gasket (74) is arranged between the fixing bolt (73) and the elastic buffer cushion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023002016.6U CN213660291U (en) | 2020-12-14 | 2020-12-14 | Indoor high-voltage vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023002016.6U CN213660291U (en) | 2020-12-14 | 2020-12-14 | Indoor high-voltage vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213660291U true CN213660291U (en) | 2021-07-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023002016.6U Active CN213660291U (en) | 2020-12-14 | 2020-12-14 | Indoor high-voltage vacuum circuit breaker |
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| CN (1) | CN213660291U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113936954A (en) * | 2021-11-15 | 2022-01-14 | 西电宝鸡电气有限公司 | Generator outlet switch complete device |
-
2020
- 2020-12-14 CN CN202023002016.6U patent/CN213660291U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113936954A (en) * | 2021-11-15 | 2022-01-14 | 西电宝鸡电气有限公司 | Generator outlet switch complete device |
| CN113936954B (en) * | 2021-11-15 | 2023-08-15 | 西电宝鸡电气有限公司 | Complete device for outlet switch of generator |
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