CN208861917U - A kind of arc-chutes and the breaker with it - Google Patents
A kind of arc-chutes and the breaker with it Download PDFInfo
- Publication number
- CN208861917U CN208861917U CN201821622976.2U CN201821622976U CN208861917U CN 208861917 U CN208861917 U CN 208861917U CN 201821622976 U CN201821622976 U CN 201821622976U CN 208861917 U CN208861917 U CN 208861917U
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- China
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- arc
- grid pieces
- extinguishing grid
- arc extinguishing
- isolation plate
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Abstract
The utility model discloses a kind of arc-chutes, including the first isolation plate, the second isolation plate and the arc extinguishing grid pieces group being set between the first isolation plate, the second isolation plate, the arc extinguishing grid pieces group includes multiple arc extinguishing grid pieces of parallel interval arrangement, striking slot is provided on the arc extinguishing grid pieces, the upper surface of the striking slot is formed by connecting by the arc section of the bevel phase and arcuate structure that are in tilted layout, the slot bottom of striking slot is located at the junction of bevel phase and arc section, and the slot bottom of striking slot deviates the center of arc extinguishing grid pieces, adjacent arc extinguishing grid pieces are in reversed arrangement.A kind of breaker, including arc-chutes as described above are also disclosed in the utility model.The structure that the utility model passes through optimization arc extinguishing grid pieces, and the slot bottom of striking slot deviates the center of arc extinguishing grid pieces on arc extinguishing grid pieces, and by the adjacent arc extinguishing grid pieces reversed arrangement in arc-chutes, to be able to achieve the multiple cutting of electric arc, conducive to the extinguishing of electric arc, to substantially increase arc quenching effect, structure is simple, is easily achieved.
Description
Technical field
The utility model relates to field of circuit breakers more particularly to a kind of arc-chutes and with its breaker.
Background technique
Breaker is the electric current referred to close, carry and cut-off under normal loop condition and can close, when defined
Interior carrying and the switching device for cut-offfing the electric current under abnormal loop condition.Breaker is divided into high-voltage circuitbreaker by its use scope
With low-voltage circuit breaker.Currently, grid formula arc quenching chamber structure is generallyd use, however, being currently used for low pressure in low-voltage circuit breaker
There is arc quenching effect difference in the grid formula arc-chutes of breaker, be badly in need of solving as a result,.
Utility model content
The purpose of this utility model is that in view of the above-mentioned problems, a kind of arc-chutes and the breaker with it are provided, with solution
Certainly it is currently used for the problem of the grid formula arc-chutes arc quenching effect difference of low-voltage circuit breaker.
The purpose of this utility model is to be achieved through the following technical solutions:
A kind of arc-chutes, including first isolation plate, second isolation plate and be set to the first isolation plate, second isolation plate between
Arc extinguishing grid pieces group, the arc extinguishing grid pieces group includes multiple arc extinguishing grid pieces of parallel interval arrangement, is provided on the arc extinguishing grid pieces
The upper surface of striking slot, the striking slot is formed by connecting by the arc section of the bevel phase and arcuate structure that are in tilted layout, striking slot
Slot bottom be located at the junction of bevel phase and arc section, and the slot bottom of striking slot deviates the center of arc extinguishing grid pieces, adjacent arc-chute
Piece is in reversed arrangement.
As a kind of preferred embodiment of the utility model, the first inserting groove, the arc extinguishing are provided on the first isolation plate
One end of grid is provided with the first grafting block matched with the first inserting groove, is provided with the second grafting on the second isolation plate
Slot, the other end of the arc extinguishing grid pieces are provided with the second grafting block matched with the second inserting groove.
As a kind of preferred embodiment of the utility model, the both ends on the arc extinguishing grid pieces top are provided with limit card slot,
The limit clamping block matched with limit card slot is provided on the first isolation plate, the second isolation plate.
As a kind of preferred embodiment of the utility model, the arc extinguishing grid pieces, the first grafting block, the second grafting block are integrated
Structure.
As a kind of preferred embodiment of the utility model, exhaust is offered on the first isolation plate, the second isolation plate
Hole；The setting of gas vent can quickly shunt electric arc, improve arc quenching effect, and can effectively prevent electric arc and pour into arc extinguishing
Among room, to improve the service life of arc-chutes.
As a kind of preferred embodiment of the utility model, the gas vent is circular configuration.
As a kind of preferred embodiment of the utility model, striking effect has been provided in the top end surface of the arc extinguishing grid pieces
Arc convex.
A kind of breaker, including arc-chutes as described above.
The beneficial effects of the utility model are that the utility model passes through the structure of optimization arc extinguishing grid pieces, and on arc extinguishing grid pieces
The slot bottom of striking slot deviates the center of arc extinguishing grid pieces, and by the adjacent arc extinguishing grid pieces reversed arrangement in arc-chutes, to be able to achieve
The multiple cutting of electric arc, conducive to the extinguishing of electric arc, to substantially increase arc quenching effect, structure is simple, is easily achieved.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of arc-chutes；
Fig. 2 is the structural schematic diagram of arc extinguishing grid pieces.
Specific embodiment
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.It can manage
Solution, embodiment described herein are used only for explaining the utility model, rather than the restriction to the utility model.
It please refers to shown in Fig. 1 and Fig. 2, Fig. 1 is a kind of structural schematic diagram of arc-chutes；Fig. 2 is that the structure of arc extinguishing grid pieces is shown
It is intended to.
In this present embodiment, a kind of arc-chutes, including the first isolation plate 1, second completely cut off plate 2 and are set to the first isolation plate
1, second completely cuts off the arc extinguishing grid pieces group between plate 2, and 2 offer gas vent 3, institute on the first isolation plate 1, second isolation plate
State gas vent 3 be circular configuration, the arc extinguishing grid pieces group include parallel interval arrangement multiple arc extinguishing grid pieces 4, described first every
It is provided with the first inserting groove on exhausted plate 1, the left end of the arc extinguishing grid pieces 4 is provided with the first grafting block matched with the first inserting groove
44, the second inserting groove is provided on the second isolation plate 2, and the right end of the arc extinguishing grid pieces 4 is provided with and the second inserting groove matches
The the second grafting block 45 closed, the second grafting block 45, the first grafting block 44, arc extinguishing grid pieces 4 are structure as a whole, the arc-chute
The both ends on 4 top of piece are provided with limit card slot 46, and the first isolation plate 1, second, which completely cuts off on plate 2, to be provided with and limiting card
The limit clamping block that slot 46 matches has been provided with the arc convex 47 of striking effect in the top end surface of the arc extinguishing grid pieces 4,
And striking slot 41 is provided on arc extinguishing grid pieces 4, the upper surface of the striking slot 41 is by the bevel phase 43 and arcuate structure that are in tilted layout
Arc section 42 be formed by connecting, the slot bottom of striking slot 41 is located at the junction of bevel phase 43 and arc section 42, and striking slot 41
Slot bottom deviates the center of arc extinguishing grid pieces 4, and adjacent arc extinguishing grid pieces 4 are in reversed arrangement.
A kind of above-mentioned arc-chutes pass through the structure of optimization arc extinguishing grid pieces 4, and the slot bottom of striking slot 41 deviates on arc extinguishing grid pieces 4
The center of arc extinguishing grid pieces 4, and by 4 reversed arrangement of adjacent arc extinguishing grid pieces in arc-chutes, 2 arc extinguishing grid pieces 4 arranged in the same direction it
Between form the large cavity for cutting big electric arc, formed between adjacent 2 arc extinguishing grid pieces 4 of reversed arrangement for cutting small electric arc
Small cavity first cut by large cavity, and its rear is further by small cavity after electric arc enters large cavity by front end
Cutting, electric arc is more conducive to the extinguishing of electric arc after twice are cut, to substantially increase arc quenching effect, structure is simple,
It is easily achieved.
A kind of breaker, including arc-chutes as described above are also disclosed in the present embodiment.
Above embodiments only elaborate the basic principles and features of the present invention, and the utility model is not by above-mentioned implementation
Example limitation, on the premise of not departing from the spirit and scope of the utility model, the present invention has various changes and changes, these
Changes and modifications are fallen within the scope of the claimed invention.The utility model requires protection scope is by appended right
Claim defines.
Claims (8)
1. a kind of arc-chutes including the first isolation plate, the second isolation plate and are set between the first isolation plate, the second isolation plate
Arc extinguishing grid pieces group, it is characterised in that: the arc extinguishing grid pieces group includes multiple arc extinguishing grid pieces of parallel interval arrangement, the arc-chute
On piece is provided with striking slot, the upper surface of the striking slot by the arc section connection of the bevel phase and arcuate structure that are in tilted layout and
At the slot bottom of striking slot is located at the junction of bevel phase and arc section, and the slot bottom of striking slot deviates the center of arc extinguishing grid pieces, phase
Adjacent arc extinguishing grid pieces are in reversed arrangement.
2. a kind of arc-chutes according to claim 1, it is characterised in that: be provided with the first grafting on the first isolation plate
Slot, one end of the arc extinguishing grid pieces are provided with the first grafting block matched with the first inserting groove, open on the second isolation plate
There is the second inserting groove, the other end of the arc extinguishing grid pieces is provided with the second grafting block matched with the second inserting groove.
3. a kind of arc-chutes according to claim 2, it is characterised in that: the both ends on the arc extinguishing grid pieces top are provided with
Limit card slot, the first isolation plate, second, which completely cut off on plate, is provided with the limit clamping block matched with limit card slot.
4. a kind of arc-chutes according to claim 3, it is characterised in that: the arc extinguishing grid pieces, the first grafting block, second insert
Block is connect to be structure as a whole.
5. a kind of arc-chutes according to claim 1, it is characterised in that: on the first isolation plate, the second isolation plate
Offer gas vent.
6. a kind of arc-chutes according to claim 5, it is characterised in that: the gas vent is circular configuration.
7. a kind of arc-chutes according to claim 1, it is characterised in that: be provided in the top end surface of the arc extinguishing grid pieces
Play the arc convex of striking.
8. a kind of breaker, it is characterised in that: including arc-chutes according to claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821622976.2U CN208861917U (en) | 2018-09-30 | 2018-09-30 | A kind of arc-chutes and the breaker with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821622976.2U CN208861917U (en) | 2018-09-30 | 2018-09-30 | A kind of arc-chutes and the breaker with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208861917U true CN208861917U (en) | 2019-05-14 |
Family
ID=66420263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821622976.2U Active CN208861917U (en) | 2018-09-30 | 2018-09-30 | A kind of arc-chutes and the breaker with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208861917U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109119306A (en) * | 2018-09-30 | 2019-01-01 | 无锡新宏泰电器科技股份有限公司 | A kind of arc-chutes and the breaker with it |
| CN112447460A (en) * | 2019-08-29 | 2021-03-05 | 北京京人电器有限公司 | Arc extinguish chamber of circuit breaker |
-
2018
- 2018-09-30 CN CN201821622976.2U patent/CN208861917U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109119306A (en) * | 2018-09-30 | 2019-01-01 | 无锡新宏泰电器科技股份有限公司 | A kind of arc-chutes and the breaker with it |
| CN112447460A (en) * | 2019-08-29 | 2021-03-05 | 北京京人电器有限公司 | Arc extinguish chamber of circuit breaker |
| CN112447460B (en) * | 2019-08-29 | 2023-01-10 | 北京京人电器有限公司 | Arc extinguish chamber of circuit breaker |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |