CN105742135A - Exhaust arc extinguishing system for leakage current breaker - Google Patents
Exhaust arc extinguishing system for leakage current breaker Download PDFInfo
- Publication number
- CN105742135A CN105742135A CN201610270804.2A CN201610270804A CN105742135A CN 105742135 A CN105742135 A CN 105742135A CN 201610270804 A CN201610270804 A CN 201610270804A CN 105742135 A CN105742135 A CN 105742135A
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- arc
- chutes
- chute
- exhaust duct
- surge chamber
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- 230000000171 quenching effect Effects 0.000 claims description 15
- 238000010791 quenching Methods 0.000 claims description 13
- 230000004888 barrier function Effects 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 10
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 8
- 239000004020 conductor Substances 0.000 claims description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005192 partition Methods 0.000 abstract 9
- 238000010891 electric arc Methods 0.000 description 15
- 230000003068 static effect Effects 0.000 description 9
- 239000000463 material Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
- H01H73/02—Details
- H01H73/18—Means for extinguishing or suppressing arc
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The invention relates to a leakage current breaker, in particular to an exhaust arc extinguishing system for a leakage current breaker. According to the scheme, the exhaust arc extinguishing system for the leakage current breaker is characterized in that an arc extinguishing device comprises a first arc partition plate and a second arc partition plate, wherein the first arc partition plate is fixedly arranged on a base of the breaker; the second arc partition plate is fixedly arranged on a cover of the breaker; the first arc partition plate and the second arc partition plate are oppositely arranged and then form an arc extinguishing chamber arc partition plate; the tail end of an arc extinguishing chamber is arranged close to the arc extinguishing chamber arc partition plate; a plurality of through holes are formed in the arc extinguishing chamber arc partition plate at intervals; and the area of the through holes is sequentially increased from bottom to top. By the scheme, the novel exhaust arc extinguishing system for the leakage current breaker provided by the invention can make the arc extinguishing chamber uniformly extinguish arcs, can effectively solve the problem of low discharge efficiency of a high-temperature and high-pressure gas in the leakage current breaker and is beneficial to improvement of the breaking capacity of a product.
Description
Technical field
The present invention relates to a kind of RCCB, specifically refer to the aerofluxus arc quenching system of RCCB.
Background technology
Existing RCCB arc extinguishing and gas extraction system are generally made up of arc-chutes, run-on tab, gas buffer room, air vent and arc chute etc., arc-chute and run-on tab on existing RCCB arc-chutes are generally setting symmetrical above and below, dynamic/static contact center is consistent with arc-chutes and run-on tab center, if dynamic/static contact is arranged on the upside of product, it is generally adopted reduction arc-chutes consistent with arc-chutes center to realize dynamic/static contact center with the method for the width of run-on tab, thus resulting in arc-chutes volume little, product breaking capacity is low；Secondly, lid is general in the same size unanimous between the higher and lower levels with the hole of arc chute on base, but product is typically in arc-chutes and is provided with run-on tab below, therefore timesharing electric arc is readily incorporated, cause arc-chutes scaling loss uneven up and down, following scaling loss serious phenomenon, part base is following with what cover, easily by arc through between Kong Yukong, product is caused to burst；Major part product arc chute is not provided with protruding baffle, blocks the hole on arc chute when arc chute is melted by electric arc, causes interrupter pressure to increase and causes product to burst.Lid and base are not provided with groove or the boss of fixing arc-chute, and arc-chutes can not by good location, and arc-chutes can not align the hole on arc chute, causes ionized gas well not discharge；Even if part arc-chutes and arc extinguishing grid pieces design top and the bottom are symmetrical, but cover consistent with the hole size of arc chute on base, run-on tab does not specially arrange the electric arc side plate to the many space transfer of arc-chute material, the space scaling loss causing arc-chutes material many is not serious, and the space scaling loss serious phenomenon that material is few, portioned product only arranges a surge chamber and when air vent arc energy causes the gas temperature in arc-chutes and pressure to raise, high temperature and high pressure gas can only enter a surge chamber and discharges from an air vent, make arc extinguishing efficiency low, arc time is long, disjunction weak effect.
Summary of the invention
The invention aims to overcome existing RCCB drawbacks described above, and provide one to have and can make the uniform arc extinguishing of arc-chutes, and it is low effectively to solve high temperature and high pressure gas expulsion efficiency in RCCB, arc time is long, the defects such as disjunction weak effect, are more beneficial for improving the aerofluxus arc quenching system of the novel RCCB of the breaking capacity of product.
Realize above-mentioned purpose, the present invention adopts following scheme, a kind of aerofluxus arc quenching system of RCCB, include arc-control device and run arc exhaust duct, described arc-control device includes arc-chutes, upper run-on tab, lower run-on tab and flash barrier, described arc-chutes include multiple metal arc-chute be arrangeding in parallel and what insulant was made side plate, it is characterized in that: described arc-control device also includes the first arc chute and the second arc chute, first arc chute is fixedly installed on the pedestal of chopper, second arc chute is fixedly installed on the lid of chopper, first arc chute and the second arc chute form arc-chutes arc chute after being oppositely arranged, the tail end of described arc-chutes is pressed close to arc-chutes arc chute and is arranged, described arc-chutes arc chute is arranged at intervals with multiple through hole, the area of this through hole increases from the bottom up successively.
By adopting such scheme, because the via area above arc-chutes arc chute is bigger than following via area, owing to electric arc is rapidly introduced into arc-chutes, so the run-on tab of the striking mouth end of arc-chutes dehisce be positioned below, so by air pressure difference, electric arc is passed through from arc-chutes than more uniform, it is achieved uniformly arc extinguishing.
The further setting of the present invention is: equidistant on described first arc chute be provided with groove, and the degree of depth of groove from the bottom up increases successively, equidistant on described second arc chute it is provided with groove, and the degree of depth of groove from the bottom up increases successively, first arc chute and the second arc chute are relatively conflicted and are arranged rearward recess with regard to the through hole on composition arc-chutes arc chute, the groove of the first arc chute and the groove of the second arc chute shift to install, and the grid between the corresponding adjacent metal arc-chute of through hole of each groove composition.
By adopting such scheme, make the distance between adjacent through-holes strengthen, so can well prevent divided electric arc from damaging circuit breaker internal device from being newly combined together to form relatively long arc.
The further setting of the present invention is: described metal arc-chute includes sheet noumenon, the both sides of sheet noumenon are provided with chuck, described side plate is connected in chuck, the front end of sheet noumenon is provided with striking mouth, striking mouth while being provided with the first fork foot, another side is provided with the second fork foot, first fork foot is positioned at pedestal side, second fork foot is positioned at lid side, the width of the first fork foot and length diverge width and the length of foot more than second, first fork foot is positioned at the side of striking mouth side and includes two flat limits and a hypotenuse, hypotenuse is between two flat limits, and the apical position of hypotenuse and the second fork foot is corresponding.
By adopting such scheme, be conducive to making electric arc introduce arc-chutes first and diverge foot region, wherein hypotenuse just can well introduce the first fork foot region electric arc, arc extinguishing is made to imitate evenly, and can farthest increase the volume of arc-chutes, it is double-deck that type that the arc-chutes of this structure are especially suitable for chopper, such dynamic/static contact is positioned at the side of arc-chutes striking mouth, and opposite side is distant with dynamic/static contact, we just can adopt aforesaid way that electric arc is introduced the side remote with dynamic/static contact, realize uniform arc extinguishing, improve arc quenching effect.
The further setting of the present invention is: described upper run-on tab is bent downwardly to arrange by the yoke of RCCB and constitutes, described lower run-on tab is wholely set by base plate and twisted plate and constitutes, described base plate is arranged on the lower section of arc-chutes, described twisted plate is bent upwards, the width of base plate is more than the width of twisted plate, the both sides of described twisted plate arrange flash barrier, and the two opposite sides of two flash barriers is provided with magnetic conductor.
By adopting such scheme, it is possible to well simplify the structure of circuit breaker internal, wherein going up run-on tab and be bent downwardly by the yoke of RCCB and arrange that to constitute be exactly this purpose, additionally above-mentioned structure and the setting of magnetic conductor are for better striking.
The present invention is finally arranged so that described race arc exhaust duct is provided with two, wherein one extends below setting to chopper and is referred to as the first race arc exhaust duct, another extends above setting to chopper and is referred to as the second race arc exhaust duct, first runs arc exhaust duct includes the first surge chamber and the first row QI KOU through with the first surge chamber, first surge chamber is positioned at the opposite side relative to arc-chutes of arc-chutes arc chute, first row QI KOU is positioned at the lower section of base and cover, second runs arc exhaust duct includes the second surge chamber and second exhaust port, second surge chamber is positioned at electric leakage and the solenoid space place of RCCB, second exhaust port is positioned at the top of base and cover.
By adopting such scheme, high temperature and high pressure gas is except can discharging from first row QI KOU, discharge from second exhaust port also by after the second surge chamber, avoid because gas expansion causes the compressing to pedestal or product even to damage, and band point granule can pass through surge chamber and cushion without spraying product casing, causes phase fault.
Below in conjunction with accompanying drawing, the present invention is described further.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of product involved by the embodiment of the present invention；
Fig. 2 is the structure chart after removing lid in Fig. 1；
Fig. 3 is the structure chart of the arc-chutes of the embodiment of the present invention；
Fig. 4 be in Fig. 1 A-A to structure chart；
Fig. 5 is the axonometric chart that the embodiment of the present invention reflects the first arc chute；
Fig. 6 is the axonometric chart that the embodiment of the present invention reflects the second arc chute；
Fig. 7 is the metal arc-chute axonometric chart of the embodiment of the present invention；
Fig. 8 is the axonometric chart of the lower run-on tab of the embodiment of the present invention；
Fig. 9 is the structure chart of embodiment of the present invention reflection flash barrier and magnetic conductor.
Detailed description of the invention
nullAs shown in Fig. 1-Fig. 9，A kind of aerofluxus arc quenching system of RCCB，Include arc-control device 1 and run arc exhaust duct 2，Described arc-control device 1 includes arc-chutes 11、Upper run-on tab 12、Lower run-on tab 13 and flash barrier 14，Described arc-chutes 11 include multiple metal arc-chute 111 be arrangeding in parallel and what insulant was made side plate 112，Above-mentioned technical characteristic is also common in the prior art，So being just not described in detail in the present embodiment，In the present embodiment，Described arc-control device 1 also includes the first arc chute 15 and the second arc chute 16，First arc chute 15 is fixedly installed on the pedestal of chopper，Second arc chute 16 is fixedly installed on the lid of chopper，First arc chute 15 and the second arc chute 16 form arc-chutes arc chute 156 after being oppositely arranged，The tail end of described arc-chutes 11 is pressed close to arc-chutes arc chute 156 and is arranged，Described arc-chutes arc chute 156 is arranged at intervals with multiple through hole 1561，The area of this through hole 1561 increases from the bottom up successively；Adopt such scheme, because through hole 1561 area below through hole 1561 area ratio above arc-chutes arc chute 156 is big, owing to electric arc is rapidly introduced into arc-chutes 11, so the run-on tab 12,13 of the striking mouth end of arc-chutes 11 dehisce be positioned below, so by air pressure difference, electric arc is passed through from arc-chutes 11 than more uniform, it is achieved uniformly arc extinguishing.
nullIn embodiments of the present invention，Equidistant on described first arc chute 15 it is provided with groove 151，And the degree of depth of groove 151 from the bottom up increases successively，On described second arc chute 16 be equidistantly positioned fluted，And the degree of depth of groove from the bottom up increases successively，Conflict relative with the second arc chute 16 of first arc chute 15 arranges rearward recess 151、161 just constitute the through hole 1561 on arc-chutes arc chute，The groove 151 of the first arc chute 15 and the groove 161 of the second arc chute 16 shift to install，And each groove 151、Grid between the 161 corresponding adjacent metal arc-chutes 111 of the through hole constituted，The distance between adjacent through-holes 1561 is so made to strengthen，Here distance refers to lateral separation，So can well prevent divided electric arc from damaging circuit breaker internal device from being newly combined together to form relatively long arc，Here we are to illustrate that concrete how docking mode is a lot of on the top of the first arc chute 15 and the second arc chute 16，Such as be mutually inserted or conflict cooperation etc.，But accomplish to strengthen the distance of adjacent through-holes between them as far as possible.
nullIn embodiments of the present invention，Described metal arc-chute 111 includes sheet noumenon，The both sides of sheet noumenon are provided with chuck 1111，Described side plate 112 is connected in chuck 1111，The front end of sheet noumenon is provided with striking mouth 1112，Striking mouth 1112 while being provided with the first fork foot 11121，Another side is provided with the second fork foot 11122，First fork foot 11121 is positioned at pedestal side，Second fork foot 11122 is positioned at lid side，The width of the first fork foot 11121 and length diverge width and the length of foot 11122 more than second，First fork foot 11121 is positioned at the side of striking mouth 1112 side and includes two flat limits 111211 and a hypotenuse 111212，Hypotenuse 111212 is between two flat limits 111211，And hypotenuse 111212 is corresponding with the apical position of the second fork foot 11122.By adopting such scheme, be conducive to making electric arc introduce arc-chutes 11 first and diverge foot region 11121, wherein hypotenuse 111212 just can well introduce the first fork foot 11121 region electric arc, arc extinguishing is made to imitate evenly, and can farthest increase the volume of arc-chutes 11, it is double-deck that type that the arc-chutes 11 of this structure are especially suitable for chopper, such dynamic/static contact is positioned at the side of arc-chutes striking mouth, and opposite side is distant with dynamic/static contact, we just can adopt aforesaid way that electric arc is introduced the side remote with dynamic/static contact, realize uniform arc extinguishing, improve arc quenching effect.
In embodiments of the present invention, described upper run-on tab 12 is bent downwardly to arrange by the yoke of RCCB and constitutes, so can well simplify the structure of circuit breaker internal, described lower run-on tab 13 is wholely set is constituted by base plate 131 and twisted plate 132, described base plate 131 is arranged on the lower section of arc-chutes 11, described twisted plate 132 is bent upwards, the width of base plate 131 is more than the width of twisted plate 132, the both sides of described twisted plate 132 arrange flash barrier 14, two opposite sides or the side of two flash barriers 14 are provided with magnetic conductor 141, and arranging magnetic conductor 141 is for better striking.
In embodiments of the present invention, described race arc exhaust duct 2 is provided with two, wherein one extends below setting to chopper and is referred to as the first race arc exhaust duct 21, another extends above setting to chopper and is referred to as the second race arc exhaust duct 22, first runs arc exhaust duct 21 includes the first surge chamber 211 and the first row QI KOU 212 through with the first surge chamber 211, first surge chamber 211 is positioned at the opposite side relative to arc-chutes 11 of arc-chutes arc chute 14, first row QI KOU 212 is positioned at the lower section of base and cover, second runs arc exhaust duct 22 includes the second surge chamber 221 and second exhaust port 222, second surge chamber 221 is positioned at electric leakage and the solenoid space place of RCCB, second exhaust port 222 is positioned at the top of base and cover；By adopting such scheme, high temperature and high pressure gas is except can discharging from first row QI KOU 212, discharge from second exhaust port 222 also by after the second surge chamber 221, avoid because gas expansion causes the compressing to pedestal or product even to damage, and band point granule can pass through surge chamber and cushion without spraying product casing, causes phase fault.
Claims (8)
1. the aerofluxus arc quenching system of a RCCB, include arc-control device and run arc exhaust duct, described arc-control device includes arc-chutes, upper run-on tab, lower run-on tab and flash barrier, described arc-chutes include multiple metal arc-chute be arrangeding in parallel and what insulant was made side plate, it is characterized in that: described arc-control device also includes the first arc chute and the second arc chute, first arc chute is fixedly installed on the pedestal of chopper, second arc chute is fixedly installed on the lid of chopper, first arc chute and the second arc chute form arc-chutes arc chute after being oppositely arranged, the tail end of described arc-chutes is pressed close to arc-chutes arc chute and is arranged, described arc-chutes arc chute is arranged at intervals with multiple through hole, the area of this through hole increases from the bottom up successively.
2. the aerofluxus arc quenching system of RCCB according to claim 1, it is characterized in that: equidistant on described first arc chute be provided with groove, and the degree of depth of groove from the bottom up increases successively, equidistant on described second arc chute it is provided with groove, and the degree of depth of groove from the bottom up increases successively, first arc chute and the second arc chute are relatively conflicted and are arranged rearward recess with regard to the through hole on composition arc-chutes arc chute, the groove of the first arc chute and the groove of the second arc chute shift to install, and the grid between the corresponding adjacent metal arc-chute of through hole that constitutes of each groove.
3. the aerofluxus arc quenching system of RCCB according to claim 1 and 2, it is characterized in that: described metal arc-chute includes sheet noumenon, the both sides of sheet noumenon are provided with chuck, described side plate is connected in chuck, the front end of sheet noumenon is provided with striking mouth, striking mouth while being provided with the first fork foot, another side is provided with the second fork foot, first fork foot is positioned at pedestal side, second fork foot is positioned at lid side, the width of the first fork foot and length diverge width and the length of foot more than second, first fork foot is positioned at the side of striking mouth side and includes two flat limits and a hypotenuse, hypotenuse is between two flat limits, and the apical position of hypotenuse and the second fork foot is corresponding.
4. the aerofluxus arc quenching system of RCCB according to claim 1 and 2, it is characterized in that: described upper run-on tab is bent downwardly to arrange by the yoke of RCCB and constitutes, described lower run-on tab is wholely set by base plate and twisted plate and constitutes, described base plate is arranged on the lower section of arc-chutes, described twisted plate is bent upwards, the width of base plate is more than the width of twisted plate, and the both sides of described twisted plate arrange flash barrier, and the two opposite sides of two flash barriers is provided with magnetic conductor.
5. the aerofluxus arc quenching system of RCCB according to claim 3, it is characterized in that: described upper run-on tab is bent downwardly to arrange by the yoke of RCCB and constitutes, described lower run-on tab is wholely set by base plate and twisted plate and constitutes, described base plate is arranged on the lower section of arc-chutes, described twisted plate is bent upwards, the width of base plate is more than the width of twisted plate, and the both sides of described twisted plate arrange flash barrier, and two opposite sides or the side of two flash barriers are provided with magnetic conductor.
6. the aerofluxus arc quenching system of RCCB according to claim 1 and 2, it is characterized in that: described race arc exhaust duct is provided with two, wherein one extends below setting to chopper and is referred to as the first race arc exhaust duct, another extends above setting to chopper and is referred to as the second race arc exhaust duct, first runs arc exhaust duct includes the first surge chamber and the first row QI KOU through with the first surge chamber, first surge chamber is positioned at the opposite side relative to arc-chutes of arc-chutes arc chute, first row QI KOU is positioned at the lower section of base and cover, second runs arc exhaust duct includes the second surge chamber and second exhaust port, second surge chamber is positioned at electric leakage and the solenoid space place of RCCB, second exhaust port is positioned at the top of base and cover.
7. the aerofluxus arc quenching system of RCCB according to claim 3, it is characterized in that: described race arc exhaust duct is provided with two, wherein one extends below setting to chopper and is referred to as the first race arc exhaust duct, another extends above setting to chopper and is referred to as the second race arc exhaust duct, first runs arc exhaust duct includes the first surge chamber and the first row QI KOU through with the first surge chamber, first surge chamber is positioned at the opposite side relative to arc-chutes of arc-chutes arc chute, first row QI KOU is positioned at the lower section of base and cover, second runs arc exhaust duct includes the second surge chamber and second exhaust port, second surge chamber is positioned at electric leakage and the solenoid space place of RCCB, second exhaust port is positioned at the top of base and cover.
8. the aerofluxus arc quenching system of RCCB according to claim 4, it is characterized in that: described race arc exhaust duct is provided with two, wherein one extends below setting to chopper and is referred to as the first race arc exhaust duct, another extends above setting to chopper and is referred to as the second race arc exhaust duct, first runs arc exhaust duct includes the first surge chamber and the first row QI KOU through with the first surge chamber, first surge chamber is positioned at the opposite side relative to arc-chutes of arc-chutes arc chute, first row QI KOU is positioned at the lower section of base and cover, second runs arc exhaust duct includes the second surge chamber and second exhaust port, second surge chamber is positioned at electric leakage and the solenoid space place of RCCB, second exhaust port is positioned at the top of base and cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610270804.2A CN105742135B (en) | 2016-04-27 | 2016-04-27 | A kind of exhaust arc quenching system of leakage circuit breakers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610270804.2A CN105742135B (en) | 2016-04-27 | 2016-04-27 | A kind of exhaust arc quenching system of leakage circuit breakers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105742135A true CN105742135A (en) | 2016-07-06 |
| CN105742135B CN105742135B (en) | 2018-09-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610270804.2A Active CN105742135B (en) | 2016-04-27 | 2016-04-27 | A kind of exhaust arc quenching system of leakage circuit breakers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105742135B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107393776A (en) * | 2017-08-24 | 2017-11-24 | 乐清市也为电气有限公司 | A kind of high-breaking miniature breaker |
| CN108269721A (en) * | 2016-12-30 | 2018-07-10 | 嘉灵科技有限公司 | Base bleed breaker |
| CN111128627A (en) * | 2020-01-10 | 2020-05-08 | 德力西电气有限公司 | Arc extinguishing chamber and circuit breaker |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1498411A (en) * | 2001-03-20 | 2004-05-19 | 莫勒自动系统公司 | Housing for switching device |
| CN202796811U (en) * | 2012-10-18 | 2013-03-13 | 浙江天正电气股份有限公司 | Arc extinguishing system of breaker |
| CN103681035A (en) * | 2013-12-06 | 2014-03-26 | 德力西电气有限公司 | Arc extinguish chamber structure of disconnector |
| CN204257458U (en) * | 2014-11-13 | 2015-04-08 | 杭州泰姆电气有限公司 | Arc extinguishing system of circuit breaker |
| CN204257457U (en) * | 2014-11-13 | 2015-04-08 | 浙江正泰电器股份有限公司 | Breaker arc extinguishing mechanism |
| CN205564690U (en) * | 2016-04-27 | 2016-09-07 | 乐清市也为电气有限公司 | Exhaust arc extinguishing system of electric leakage circuit breaker |
-
2016
- 2016-04-27 CN CN201610270804.2A patent/CN105742135B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1498411A (en) * | 2001-03-20 | 2004-05-19 | 莫勒自动系统公司 | Housing for switching device |
| CN202796811U (en) * | 2012-10-18 | 2013-03-13 | 浙江天正电气股份有限公司 | Arc extinguishing system of breaker |
| CN103681035A (en) * | 2013-12-06 | 2014-03-26 | 德力西电气有限公司 | Arc extinguish chamber structure of disconnector |
| CN204257458U (en) * | 2014-11-13 | 2015-04-08 | 杭州泰姆电气有限公司 | Arc extinguishing system of circuit breaker |
| CN204257457U (en) * | 2014-11-13 | 2015-04-08 | 浙江正泰电器股份有限公司 | Breaker arc extinguishing mechanism |
| CN205564690U (en) * | 2016-04-27 | 2016-09-07 | 乐清市也为电气有限公司 | Exhaust arc extinguishing system of electric leakage circuit breaker |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108269721A (en) * | 2016-12-30 | 2018-07-10 | 嘉灵科技有限公司 | Base bleed breaker |
| CN108269721B (en) * | 2016-12-30 | 2019-05-31 | 嘉灵科技有限公司 | Base bleed breaker |
| CN107393776A (en) * | 2017-08-24 | 2017-11-24 | 乐清市也为电气有限公司 | A kind of high-breaking miniature breaker |
| CN111128627A (en) * | 2020-01-10 | 2020-05-08 | 德力西电气有限公司 | Arc extinguishing chamber and circuit breaker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105742135B (en) | 2018-09-07 |
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Effective date of registration: 20230518 Address after: Chuanliao Town Chiyan Village, Qingtian County, Lishui City, Zhejiang Province, 325100 Patentee after: Zhejiang Aolai Electrical Appliance Co.,Ltd. Address before: Donghuangyu Village, Liushi Town, Yueqing City, Wenzhou City, Zhejiang Province, 325000 Patentee before: Yueqing Yewei Electric Co.,Ltd. |