CN105405706A - Arc extinguish chamber of disconnecting switch - Google Patents
Arc extinguish chamber of disconnecting switch Download PDFInfo
- Publication number
- CN105405706A CN105405706A CN201511007819.1A CN201511007819A CN105405706A CN 105405706 A CN105405706 A CN 105405706A CN 201511007819 A CN201511007819 A CN 201511007819A CN 105405706 A CN105405706 A CN 105405706A
- Authority
- CN
- China
- Prior art keywords
- arc
- control device
- plate
- extinguishing grid
- grid pieces
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/08—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The invention discloses an arc extinguish chamber of a disconnecting switch. The arc extinguish chamber comprises an arc extinguish chamber body, an arc extinguish chamber bracket, an arc strike sheet and a plurality of arc chute sheets; the arc extinguish chamber body comprises an upper plate, a left side plate, a right side plate and a back plate; the arc extinguish chamber bracket comprises a left bracket and a right bracket that are arranged perpendicularly; the top end of the left bracket and the top end of the right bracket are connected with the bottom end of the left side plate and the bottom end of the right side plate in a one-to-one correspondence manner; the arc strike sheet comprises a transverse part and an arc-shaped part; the back end of the transverse part of the arc strike sheet is fixed on the front surface of the back plate; the arc-shaped part of the arc strike sheet is connected with the front end of the transverse part of the arc strike sheet; the arc-shaped part of the arc strike sheet is arc-shaped bending downwardly; the multiple arc chute sheets are arranged in the arc extinguish chamber body from upper to lower in sequence; and every two adjacent arc extinguish chamber body are arranged upside down left and right. According to the arc extinguish chamber of the disconnecting switch, the arc strike sheet is added; and the arc chute sheets are distributed in the staggered manner, so that the arc extinguish chamber has a better arc extinguish effect.
Description
Technical field
The present invention relates to a kind of arc control device of isolating switch.
Background technology
The critical piece of switchgear is arc control device, and the effect of arc control device is can rapidly blow-out suppress electric current, the technical merit of arc control device and stability after making mesohigh circuitry cuts power supply, decides the respective performances of switchgear.At present, the arc control device of China are mainly universal, and external to the tailored version future development with higher function.At present, the structure of all arc extinguishing grid pieces in general arc control device is identical, and the arrangement mode of all arc extinguishing grid pieces is identical, and arc quenching effect has much room for improvement.
Summary of the invention
The object of the invention is the defect overcoming prior art, provide a kind of arc control device of isolating switch, add arc striking piece, arc extinguishing grid pieces adopts alternating expression distribution, has better arc quenching effect.
The technical scheme realizing above-mentioned purpose is: a kind of arc control device of isolating switch, comprises arc control device body, arc control device support, arc striking piece and some arc extinguishing grid pieces, wherein:
Described arc control device body comprises upper plate, left plate, right plate and rear plate, described left plate and right plate are oppositely arranged, the upper shed that described upper plate shutoff is formed at described left plate and right plate, the front end of described upper plate offers the first groove of a up/down perforation backward, the after-opening that described rear plate shutoff is formed at described left plate and right plate;
Described arc control device support comprises vertically disposed left socle and vertically disposed right support, and the top of described left socle is connected with the bottom of right plate with the bottom of described left plate correspondingly with the top of right support;
Described arc striking piece comprises transverse part and curved portions, the front surface of plate is in the rear fixed in the rear end of the transverse part of described arc striking piece, and the lower surface of described arc striking piece and described upper plate is adjacent, the curved portions of described arc striking piece is connected with the front end of the transverse part of described arc striking piece, and the curved portions of described arc striking piece is reclinate arc;
Each described arc extinguishing grid pieces includes arc extinguishing grid pieces body, described arc extinguishing grid pieces body horizontally set, the front end of described arc extinguishing grid pieces body offers the second groove of a up/down perforation backward, described second groove is divided into left and right portion, and the depth of groove of the left part of described second groove is less than the depth of groove of the right part of described second groove;
Described some arc extinguishing grid pieces are successively set in described arc control device body from top to bottom, and two often adjacent arc extinguishing grid pieces are setting reversed left to right.
The arc control device of above-mentioned a kind of isolating switch, wherein, described left socle and right support all in L-type structure, described left socle and the opposing setting of right support, and the outside of the outside of described left socle and right support arranges a reinforcement respectively.
The arc control device of above-mentioned a kind of isolating switch, wherein, the width of described arc extinguishing grid pieces is less than the width of described arc control device body.
The arc control device of above-mentioned a kind of isolating switch, wherein, the length of described arc striking piece is less than the length of described arc extinguishing grid pieces, and the width of described arc striking piece is less than the width of described arc control device body, and the width of described arc striking piece is greater than the width of described arc extinguishing grid pieces.
The arc control device of isolating switch of the present invention, add arc striking piece, and two adjacent arc extinguishing grid pieces are setting reversed left to right, and namely arc extinguishing grid pieces adopts alternating expression distribution, has better arc quenching effect.
Accompanying drawing explanation
Fig. 1 is the perspective view of the arc control device of isolating switch of the present invention;
Fig. 2 is the vertical view of the arc control device of isolating switch of the present invention;
Fig. 3 is the front view of the arc control device of isolating switch of the present invention;
Fig. 4 is that the A-A of Fig. 3 is to cutaway view;
The right view of the arc control device of Fig. 5 isolating switch of the present invention;
The structural representation of the arc extinguishing grid pieces of the arc control device of Fig. 6 isolating switch of the present invention.
Embodiment
In order to make those skilled in the art can understand technical scheme of the present invention better, below in conjunction with accompanying drawing, its embodiment is described in detail:
Refer to Fig. 1 to Fig. 6, most preferred embodiment of the present invention, a kind of arc control device of isolating switch, comprise arc control device body 1, arc control device support, arc striking piece 3 and some arc extinguishing grid pieces 4.
Arc control device body 1 comprises upper plate 11, left plate 12, right plate 13 and rear plate 14, left plate 12 and right plate 13 are oppositely arranged, the upper shed that upper plate 11 shutoff is formed at left plate 12 and right plate 13, the front end of upper plate 11 offers the first groove of a up/down perforation backward, the after-opening that the shutoff of rear plate 14 is formed at left plate 12 and right plate 13; Arc control device support comprises vertically disposed left socle 21 and vertically disposed right support 22, and the top of left socle 21 is connected with the bottom of right plate 13 with the bottom of left plate 12 correspondingly with the top of right support 22; Left socle 21 and right support 22 all in L-type structure, left socle 21 and the opposing setting of right support 22, and the outside of the outside of left socle 21 and right support 22 arranges a reinforcement 23 respectively.
Arc striking piece 3 comprises transverse part 31 and curved portions 32, the rear end of the transverse part 31 of arc striking piece 3 is fixed on the front surface of rear plate 14, and arc striking piece 3 is adjacent with the lower surface of upper plate 11, the curved portions 32 of arc striking piece 3 is connected with the front end of the transverse part 31 of arc striking piece 3, and the curved portions 32 of arc striking piece 3 is in reclinate arc.Refer to Fig. 6, each arc extinguishing grid pieces 4 includes arc extinguishing grid pieces body 41, arc extinguishing grid pieces body 41 horizontally set, the front end of arc extinguishing grid pieces body 41 offers the second groove 42 of a up/down perforation backward, second groove is divided into left and right portion, and the depth of groove h1 of the left part of the second groove 42 is less than the depth of groove h2 of the right part of the second groove 42.The width of arc extinguishing grid pieces 4 is less than the width of arc control device body 1.
Some arc extinguishing grid pieces 4 are successively set in arc control device body 1 from top to bottom, and often adjacent two arc extinguishing grid pieces 4 are in setting reversed left to right, and namely arc extinguishing grid pieces adopts alternating expression distribution.
The length of arc striking piece 3 is less than the length of arc extinguishing grid pieces 4, and the width of arc striking piece 3 is less than the width of arc control device body 1, and the width of arc striking piece 3 is greater than the width of arc extinguishing grid pieces 4.
The arc control device of isolating switch of the present invention add arc striking piece, and the rapid blow-out of energy after the arc extinguishing grid pieces that alternating expression distributes can make mesohigh circuitry cuts power supply also suppresses electric current.
Those of ordinary skill in the art will be appreciated that, above embodiment is only used to the present invention is described, and be not used as limitation of the invention, as long as in spirit of the present invention, all will drop in Claims scope of the present invention the change of the above embodiment, modification.
Claims (4)
1. arc control device for isolating switch, is characterized in that, comprise arc control device body, arc control device support, arc striking piece and some arc extinguishing grid pieces, wherein:
Described arc control device body comprises upper plate, left plate, right plate and rear plate, described left plate and right plate are oppositely arranged, the upper shed that described upper plate shutoff is formed at described left plate and right plate, the front end of described upper plate offers the first groove of a up/down perforation backward, the after-opening that described rear plate shutoff is formed at described left plate and right plate;
Described arc control device support comprises vertically disposed left socle and vertically disposed right support, and the top of described left socle is connected with the bottom of right plate with the bottom of described left plate correspondingly with the top of right support;
Described arc striking piece comprises transverse part and curved portions, the front surface of plate is in the rear fixed in the rear end of the transverse part of described arc striking piece, and the lower surface of described arc striking piece and described upper plate is adjacent, the curved portions of described arc striking piece is connected with the front end of the transverse part of described arc striking piece, and the curved portions of described arc striking piece is reclinate arc;
Each described arc extinguishing grid pieces includes arc extinguishing grid pieces body, described arc extinguishing grid pieces body horizontally set, the front end of described arc extinguishing grid pieces body offers the second groove of a up/down perforation backward, described second groove is divided into left and right portion, and the depth of groove of the left part of described second groove is less than the depth of groove of the right part of described second groove;
Described some arc extinguishing grid pieces are successively set in described arc control device body from top to bottom, and two often adjacent arc extinguishing grid pieces are setting reversed left to right.
2. the arc control device of a kind of isolating switch according to claim 1, it is characterized in that, described left socle and right support all in L-type structure, described left socle and the opposing setting of right support, and the outside of the outside of described left socle and right support arranges a reinforcement respectively.
3. the arc control device of a kind of isolating switch according to claim 1, is characterized in that, the width of described arc extinguishing grid pieces is less than the width of described arc control device body.
4. the arc control device of a kind of isolating switch according to claim 1, it is characterized in that, the length of described arc striking piece is less than the length of described arc extinguishing grid pieces, and the width of described arc striking piece is less than the width of described arc control device body, and the width of described arc striking piece is greater than the width of described arc extinguishing grid pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511007819.1A CN105405706A (en) | 2015-12-29 | 2015-12-29 | Arc extinguish chamber of disconnecting switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511007819.1A CN105405706A (en) | 2015-12-29 | 2015-12-29 | Arc extinguish chamber of disconnecting switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105405706A true CN105405706A (en) | 2016-03-16 |
Family
ID=55471124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511007819.1A Pending CN105405706A (en) | 2015-12-29 | 2015-12-29 | Arc extinguish chamber of disconnecting switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105405706A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995026033A1 (en) * | 1994-03-21 | 1995-09-28 | Siemens Aktiengesellschaft | Arc quenching chamber with three barriers for the passage of arc gasses |
| CN1485867A (en) * | 2002-09-28 | 2004-03-31 | 上海电器科学研究所 | Device for eliminating free gas and arc extinguishing chamber equipped with this device |
| CN102768925A (en) * | 2011-05-06 | 2012-11-07 | 北京人民电器厂有限公司 | Arc extinguishing chamber for breaker |
| CN203312220U (en) * | 2013-06-22 | 2013-11-27 | 浙江精泰科技有限公司 | Arc extinguishing device for circuit breaker |
-
2015
- 2015-12-29 CN CN201511007819.1A patent/CN105405706A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995026033A1 (en) * | 1994-03-21 | 1995-09-28 | Siemens Aktiengesellschaft | Arc quenching chamber with three barriers for the passage of arc gasses |
| CN1485867A (en) * | 2002-09-28 | 2004-03-31 | 上海电器科学研究所 | Device for eliminating free gas and arc extinguishing chamber equipped with this device |
| CN102768925A (en) * | 2011-05-06 | 2012-11-07 | 北京人民电器厂有限公司 | Arc extinguishing chamber for breaker |
| CN203312220U (en) * | 2013-06-22 | 2013-11-27 | 浙江精泰科技有限公司 | Arc extinguishing device for circuit breaker |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160316 |
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| RJ01 | Rejection of invention patent application after publication |