CN105244242A - Circuit breaker and exhaust structure thereof - Google Patents
Circuit breaker and exhaust structure thereof Download PDFInfo
- Publication number
- CN105244242A CN105244242A CN201510733926.6A CN201510733926A CN105244242A CN 105244242 A CN105244242 A CN 105244242A CN 201510733926 A CN201510733926 A CN 201510733926A CN 105244242 A CN105244242 A CN 105244242A
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- CN
- China
- Prior art keywords
- exhaust
- circuit breaker
- control device
- exhaust outlet
- arc control
- 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.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
- H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
- H01H9/342—Venting arrangements for arc chutes
-
- 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
- Breakers (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The invention discloses an exhaust structure of a circuit breaker. The exhaust structure comprises an exhaust port, which is aligned with the tail of an arc extinguishing chamber; the exhaust space of the exhaust port is superposed with a junction device of the circuit breaker; and the junction device occupies the exhaust space during non-junction and does not occupy the exhaust space during junction. The invention further discloses a circuit breaker with the exhaust structure. According to the exhaust structure of the circuit breaker, the empty space of the junction device is utilized to increase the quantity of the exhaust port and enlarge the exhaust space, so that the exhaust capability is remarkably improved; and the exhaust structure is further provided with segmentation protrusions for segmenting an arc, and the segmentation protrusions also play a role in supporting the arc extinguishing chamber, so that the arc extinguishing capability of the arc extinguishing chamber is prevented from declining due to shift caused by impact.
Description
Technical field
The present invention relates to Low Voltage Electrical Apparatus, more particularly, relate to the exhaust structure of circuit breaker.
Background technology
Along with the development of technology, the volume of circuit breaker is more and more less, but technical performance index is more and more higher.Circuit breaker electric arc in short circuit breaking process can produce high-temperature expansion gas.Due to the smaller volume of circuit breaker, if high-temperature expansion gas cannot be got rid of in time, can form air-flow, air-flow can hinder electric arc effectively to enter arc control device blow-out, forms electric arc backflow.Electric arc backflow causes electric arc to be stuck in Pao Hu road, causes that break-time is partially long, run-on tab and dynamic/fixed contact scaling loss is serious.
For miniature circuit breaker, the lifting of exhaust capacity is the important means of improving performance index always.CN201796768U discloses a kind of wiring switch device with arc-control device, specifically, relate to a kind of electric wiring switchgear, with housing, terminal junction chamber and arc-control device, comprise arcing chamber, the arc extinguishing board be furnished with in this arcing chamber with the arc extinguishing board stacked parallel to each other is folded, wherein, arc extinguishing board keeps each other with interval stacking on direction, and exhaust stream can leave from arcing chamber at exhaust side place.In the inside of wiring switch device housing, there is the first water conservancy diversion wall portion element, this first water conservancy diversion wall portion element makes exhaust stream direct at least in part in terminal junction chamber.CN102243945A discloses a kind of installation switchgear, and with housing, this housing comprises wide side, lower wide side, front side, fixation side and narrow side; With with arc-extinction device, wherein, so intermediate member arranged in the housing, namely, in the segment space that arc-extinction device is contained between upper wide side and middleware, and wherein, be parallel to wide side and the waste gas wall stretched and upper wide side form the first exhaust steam passage, its directing exhaust flow is from the end of the narrow side of the sensing of arc-extinction device to the first exhaust apertures the narrow sidewall of housing.The terminal insulative parts be furnished with between the waste gas wall of middleware and lower wide side with next door, terminal space are in narrow side, and in the waste gas wall of middleware, there is interstitial hole, it aligns with the insulation division piece bores in terminal insulative parts, to make formation second exhaust steam passage, its directing exhaust gas first shunting from interstitial hole between next door, terminal space and lower wide side to the second exhaust apertures in narrow sidewall.CN201796768U and CN102243945A guides air-flow to discharge by the mode arranging exhaust passage, improves the situation because the unordered flowing of air-flow causes sinuous flow to make air-flow stagnate, to promote exhaust capacity.But along with the continuous miniaturization of circuit breaker, because the space in circuit breaker is more and more less, even if air-flow can flow out in order along exhaust passage, circuit breaker space is less because gas volume is comparatively large, still can causes the stagnation of air-flow thus affect the effect of arc extinguishing.
CN203013659U discloses a kind of circuit breaker of Dai Paohu road.Be provided with at base and covering and symmetrical be provided with long convex footpath, location, arc control device are grown on convex footpath away from the lateral surface conflict of the opposite side in striking road in the location of base and lid, base and to cover and the downside being positioned at long convex footpath, location is symmetrically arranged with electric arc splits convex footpath, electric arc is split convex footpath and is formed bending Pao Hu road, base and lid be positioned at electric arc split convex footpath after side wall surface on be provided with arc spraying mouth.CN203013659U assists arc extinguishing by the mode of subdividing the arc, but CN203013659U does not still solve air-flow discharge problem not in time.
Summary of the invention
The present invention is intended to the exhaust structure proposing a kind of circuit breaker, to increase exhaust space, to promote the exhausting problem that the mode of air displacement solves miniature circuit breaker.
According to one embodiment of the invention, a kind of exhaust structure of circuit breaker is proposed, comprise an exhaust outlet, this exhaust outlet aims at the afterbody of arc control device, the exhaust space of this exhaust outlet is overlapping with the termination of circuit breaker, exhaust space is occupied, termination wiring space-time exhaust space during the non-wiring of termination.
In one embodiment, this exhaust structure comprises three exhaust outlets, be formed on the housing of circuit breaker, three exhaust outlets aim at the top of arc control device afterbody, middle part and bottom respectively, three exhaust outlets are arranged at equal intervals, and the exhaust space aiming at the exhaust outlet at the middle part of arc control device afterbody is overlapping with the termination of circuit breaker.
In one embodiment, the base of the housing of circuit breaker has the installation of corresponding groove, base and lid respectively with covering, and groove forms described three exhaust outlets, and at least one exhaust outlet is split by the parts in circuit breaker.
In one embodiment, it is protruding that this exhaust structure also comprises at least one segmentation, this segmentation projection extends the position of at least one exhaust outlet in a lateral direction from the afterbody of arc control device, this segmentation projection extends to another adjacent with it exhaust outlet from an exhaust outlet in a longitudinal direction.
In one embodiment, segmentation convexes to form on the housing of circuit breaker, and one end of segmentation projection contacts with the afterbody of arc control device and supports arc control device.
According to one embodiment of the invention, a kind of circuit breaker is proposed, the housing of circuit breaker is formed with at least one exhaust outlet, this exhaust outlet aims at the afterbody of arc control device, the exhaust space of exhaust outlet is overlapping with the termination of circuit breaker, exhaust space is occupied, termination wiring space-time exhaust space during the non-wiring of termination.
In one embodiment, the housing of circuit breaker is formed with three exhaust outlets, three exhaust outlets aim at the top of arc control device afterbody, middle part and bottom respectively, and three exhaust outlets are arranged at equal intervals, and the exhaust space aiming at the exhaust outlet at the middle part of arc control device afterbody is overlapping with the termination of circuit breaker.
In one embodiment, the housing of circuit breaker comprises base and lid, and base has corresponding groove respectively with covering, and base and lid are installed, and groove forms three exhaust outlets, and the parts in circuit breaker split at least one exhaust outlet.
In one embodiment, the housing of circuit breaker is also formed with at least one segmentation protruding, the protruding position extending at least one exhaust outlet in a lateral direction from the afterbody of arc control device of segmentation, segmentation is protruding extends to another adjacent with it exhaust outlet from an exhaust outlet in a longitudinal direction.
In one embodiment, one end that segmentation is protruding contacts with the afterbody of arc control device and supports arc control device.
The exhaust structure of circuit breaker of the present invention make use of the clearance spaces of termination, add the quantity of exhaust outlet, increase exhaust space, exhaust capacity is significantly improved, this exhaust structure also and be provided with segmentation projection carry out subdividing the arc, this segmentation projection plays the effect supporting arc control device simultaneously, avoids arc control device to receive impacting producing displacement and the arc extinguishing ability that causes reduces.
Accompanying drawing explanation
The above and other feature of the present invention, character and advantage are by more obvious by what become below in conjunction with the description of drawings and Examples, and Reference numeral identical in the accompanying drawings represents identical feature all the time, wherein:
Fig. 1 discloses the plan view of the exhaust structure of the circuit breaker according to one embodiment of the invention.
Fig. 2 discloses the three-dimensional view of the exhaust structure of the circuit breaker according to one embodiment of the invention.
Fig. 3 a and Fig. 3 b discloses the base of the circuit breaker with this exhaust structure and the structure of lid.
Fig. 4 discloses the using state of the termination according to the circuit breaker with this exhaust structure.
Embodiment
The present invention proposes a kind of exhaust structure of circuit breaker, this exhaust structure comprises an exhaust outlet, and this exhaust outlet aims at the afterbody of arc control device, and the exhaust space of exhaust outlet is overlapping with the termination of circuit breaker, exhaust space is occupied, termination wiring space-time exhaust space during the non-wiring of termination.
In one embodiment, this exhaust structure comprises at least three exhaust outlets, and these at least three exhaust outlets aim at the afterbody of the arc control device of circuit breaker, and at least three exhaust outlets are arranged at equal intervals.In one embodiment, exhaust structure has three exhaust outlets, aims at the top of arc control device afterbody, middle part and bottom respectively, and the exhaust space wherein aiming at the exhaust outlet at the middle part of arc control device afterbody is overlapping with the termination of circuit breaker.It is protruding that this exhaust gear can also have at least one segmentation, the protruding position extending at least one exhaust outlet in a lateral direction from the afterbody of arc control device of segmentation, segmentation is protruding extends to another adjacent with it exhaust outlet from an exhaust outlet in a longitudinal direction.
Shown in figure 1 and Fig. 2, Fig. 1 and Fig. 2 discloses plan view and the three-dimensional view of the exhaust structure of the circuit breaker according to one embodiment of the invention respectively.In the illustrated embodiment in which, this exhaust gear comprises three exhaust outlets: first row gas port 101, second exhaust port 102, the 3rd exhaust outlet 103 and protruding 104, three exhaust outlets of segmentation and a segmentation projection are all formed on the housing of circuit breaker.Shown in figure 3a and Fig. 3 b, the housing of circuit breaker is spliced and combined by base 105 and lid 108 and is formed.As shown in Figure 3 a, there is the first base groove 501, second base groove 502, the 3rd base groove 502 and pedestal lobe 504 on the pedestal 105, also there is base contacts plate 507.As shown in Figure 3 b, lid 108 has the first lid groove 801, second lid groove 802, the 3rd lid groove 802 and lid protruding 804, also there is lid contact plate 807.The position of the first base groove 501, second base groove 502, the 3rd base groove 502, pedestal lobe 504, base contacts plate 507 and the first lid groove 801, second lid groove 802, the 3rd lid groove 803, lid projection 804, lid contact plate 807 is one to one, after base 105 and lid 108 splicing, base is aligned with each other with the groove covered and projection, forms first row gas port 101, second exhaust port 102, the 3rd exhaust outlet 103 and segmentation protruding 104.Wherein, second exhaust port 102 is directly spliced to form by the second base groove 502 and the second lid groove 802, and the 3rd exhaust outlet 103 is directly spliced to form by the 3rd base groove 503 and the 3rd lid groove 803.Segmentation protruding 104 is directly spliced to form by pedestal lobe 504 and lid protruding 804.Second exhaust port 102, the 3rd exhaust outlet 103 and segmentation protruding 104 are the structure of monomer.First row gas port 101 is split into two parts, base contacts plate 507 and lid contact plate 807 form complete contact plate afterwards in splicing, the end face 571 of base contacts plate 507 and the first base groove 501 form the Part I 101a of first row gas port, the end face 871 of lid contact plate 807 and the first lid groove 801 form the Part II 101b of first row gas port, Part I 101a and Part II 101b forms first row gas port 101 jointly, shown in figure 2.In the illustrated embodiment in which, an exhaust outlet (first row gas port) is had in three above-mentioned exhaust outlets at least by parts (contact plate) segmentation in circuit breaker.
Get back to Fig. 1, the bottom of arc control device 106 afterbody is aimed at the middle part that first row gas port 101 aims at the top of arc control device 106 afterbody, second exhaust port 102 aims at arc control device 106 afterbody, the 3rd exhaust outlet 103.Segmentation protruding 104 presents fold-line-shaped, similar letter " Z " in the embodiment shown in fig. 1, and the one end 141 splitting protruding 104 tops contacts with the afterbody of arc control device 106, and segmentation protruding 104 contacts the effect playing supporting and location arc control device 106 with arc control device.When in breaking course, electric arc enters arc control device 106, the powerful thrust that can produce instantaneously is in arc control device 106, in order to prevent the stressed crooked displacement of arc control device 106, segmentation protruding 104 can play the effect of supporting and location, thus prevents the decline of the arc extinction performance caused because arc control device 106 are shifted.Continue with reference to figure 1, from longitudinal direction, the position that the one end 141 splitting the top of protruding 104 contacts with arc control device 106 is roughly positioned at the middle part of arc control device 106, in other words with second exhaust port 102 equal altitudes.The position splitting protruding 104 bottom end is roughly positioned at the bottom of arc control device 106, in other words with the 3rd exhaust outlet 103 equal altitudes.From in a lateral direction, split projection 104 extends to second exhaust port 102 below from arc control device 106, covers substantially the distance with the immediate exhaust outlet of arc control device 106 (second exhaust port 102).By above-mentioned setting, segmentation protruding 104 effectively can play the effect of subdividing the arc and air-flow.Although illustrated segmentation protruding 104 has the shape of the similar letter of fold-line-shaped " Z ", but it should be noted that, split the shape that protruding 104 can have other, split the condition that the shape demand fulfillment of projection 104 is following: segmentation protruding 104 extends to the position of at least one exhaust outlet in a lateral direction from the afterbody of arc control device, segmentation projection extends to another adjacent with it exhaust outlet from an exhaust outlet in a longitudinal direction.
First row gas port 101, spacing between second exhaust port 102 and the 3rd exhaust outlet 103 are substantially equal, are roughly all the half of arc control device 106 height.The size of the opening of first row gas port 101, second exhaust port 102 and the 3rd exhaust outlet 103 is all between 1.8mm-3mm, the size of the opening of first row gas port 101, second exhaust port 102 and the 3rd exhaust outlet 103 can not be set to identical usually, but also can be set to identical, generally only need restriction opening range.First row gas port 101, second exhaust port 102 and the 3rd exhaust outlet 103 that base 105 and lid 108 are formed add the quantity of exhaust passage, also increase the volume of exhaust space simultaneously.
Especially it should be noted that second exhaust port 102, the position residing for second exhaust port 102 is overlapping with the termination of circuit breaker.Fig. 4 discloses the using state of the termination according to the circuit breaker with this exhaust structure.Shown in figure 4, disclose two terminations of circuit breaker in the diagram, be positioned at first termination 401 in left side and be positioned at second termination 402 on right side respectively, need illustrate time, the object of the termination of circuit breaker illustrated in fig. 4 is the position in order to second exhaust port 102 is described, is not to want butted line device self to make any restriction.Exhaust space 122 corresponding to second exhaust port 102 is overlapping with termination.When the non-wiring of termination, first termination 401 in left side in such as Fig. 4, termination can occupy exhaust space 122.When termination wiring, second termination 402 on right side in such as Fig. 4, termination can upwards promote, thus vacates exhaust space 122.Because circuit breaker in use termination upwards will inevitably promote for wiring state, vacate exhaust space 122, therefore, be in the circuit breaker of using state, second exhaust port 102 and exhaust space 122 can both come into operation smoothly, thus increase exhaust space.
It should be noted that, there are three exhaust outlets although list in embodiment described above and there is the protruding execution mode of segmentation, but those skilled in the art can arrange quantity and the position of exhaust outlet according to the actual requirements, and arrange as required or cancel segmentation projection.Exhaust structure proposed by the invention is mainly to have an exhaust outlet, this exhaust outlet aims at the afterbody of arc control device, the exhaust space of this exhaust outlet is overlapping with the termination of circuit breaker, occupies exhaust space, termination wiring space-time exhaust space during the non-wiring of termination.
The present invention also proposes a kind of circuit breaker with above-mentioned exhaust structure, the housing of circuit breaker is formed with at least one exhaust outlet, exhaust outlet aims at the afterbody of arc control device, the exhaust space of exhaust outlet is overlapping with the termination of circuit breaker, exhaust space is occupied, termination wiring space-time exhaust space during the non-wiring of termination.
In one embodiment, the housing of circuit breaker is formed with at least three exhaust outlets, aim at the afterbody of the arc control device of circuit breaker, at least three exhaust outlets are arranged at equal intervals.The housing of circuit breaker is formed with at least one segmentation protruding, the protruding position extending at least one exhaust outlet in a lateral direction from the afterbody of arc control device of segmentation, segmentation is protruding extends to another adjacent with it exhaust outlet from an exhaust outlet in a longitudinal direction.It should be noted that, those skilled in the art can arrange quantity and the position of exhaust outlet equally according to the actual requirements, and arranges as required or cancel segmentation projection.
An embodiment, such as, have in the circuit breaker of aforementioned illustrated exhaust structure, the housing of circuit breaker is formed with three exhaust outlets, three exhaust outlets aim at the top of arc control device afterbody, middle part and bottom respectively.The exhaust space aiming at the exhaust outlet at the middle part of arc control device afterbody is overlapping with the termination of circuit breaker.The housing of circuit breaker comprises base and lid, and base has corresponding groove respectively with covering, and base and lid are installed, and groove forms three exhaust outlets.Parts in circuit breaker split at least one exhaust outlet, and such as, in the circuit breaker with aforementioned illustrated exhaust structure, first row gas port is touched plate and is divided into two parts.One end of segmentation projection contacts with the afterbody of arc control device and supports arc control device.
The exhaust structure of circuit breaker of the present invention make use of the clearance spaces of termination, add the quantity of exhaust outlet, increase exhaust space, exhaust capacity is significantly improved, this exhaust structure also and be provided with segmentation projection carry out subdividing the arc, this segmentation projection plays the effect supporting arc control device simultaneously, avoids arc control device to receive impacting producing displacement and the arc extinguishing ability that causes reduces.
Above-described embodiment is available to be familiar with person in the art to realize or to use of the present invention; those skilled in the art can be without departing from the present invention in the case of the inventive idea; various modifications or change are made to above-described embodiment; thus protection scope of the present invention not limit by above-described embodiment, and should be the maximum magnitude meeting the inventive features that claims are mentioned.
Claims (10)
1. the exhaust structure of a circuit breaker, it is characterized in that, comprise an exhaust outlet, described exhaust outlet aims at the afterbody of arc control device, the exhaust space of described exhaust outlet is overlapping with the termination of circuit breaker, occupy described exhaust space during the non-wiring of termination, during termination wiring, vacate described exhaust space.
2. the exhaust structure of circuit breaker as claimed in claim 1, it is characterized in that, comprise three exhaust outlets, be formed on the housing of circuit breaker, three exhaust outlets aim at the top of arc control device afterbody, middle part and bottom respectively, described three exhaust outlets are arranged at equal intervals, and the exhaust space aiming at the exhaust outlet at the middle part of arc control device afterbody is overlapping with the termination of circuit breaker.
3. the exhaust structure of circuit breaker as claimed in claim 2, it is characterized in that, the base of the housing of circuit breaker has the installation of corresponding groove, base and lid respectively with covering, and described groove forms described three exhaust outlets, and at least one exhaust outlet is split by the parts in circuit breaker.
4. the exhaust structure of circuit breaker as claimed in claim 2, it is characterized in that, also comprise at least one segmentation protruding, the protruding position extending at least one exhaust outlet in a lateral direction from the afterbody of arc control device of described segmentation, described segmentation projection extends to another adjacent with it exhaust outlet from an exhaust outlet in a longitudinal direction.
5. the exhaust structure of circuit breaker as claimed in claim 4, it is characterized in that, described segmentation convexes to form on the housing of circuit breaker, and one end of described segmentation projection contacts with the afterbody of arc control device and supports arc control device.
6. a circuit breaker, is characterized in that,
The housing of circuit breaker is formed with at least one exhaust outlet, described exhaust outlet aims at the afterbody of arc control device, the exhaust space of described exhaust outlet is overlapping with the termination of circuit breaker, occupies described exhaust space, vacate described exhaust space during termination wiring during the non-wiring of termination.
7. circuit breaker as claimed in claim 6, it is characterized in that, the housing of circuit breaker is formed with three exhaust outlets, three exhaust outlets aim at the top of arc control device afterbody, middle part and bottom respectively, described three exhaust outlets are arranged at equal intervals, and the exhaust space aiming at the exhaust outlet at the middle part of arc control device afterbody is overlapping with the termination of circuit breaker.
8. circuit breaker as claimed in claim 7, it is characterized in that, the housing of described circuit breaker comprises base and lid, base has corresponding groove respectively with covering, base and lid are installed, and described groove forms described three exhaust outlets, and the parts in circuit breaker split at least one exhaust outlet.
9. circuit breaker as claimed in claim 6, it is characterized in that, the housing of circuit breaker is also formed with at least one segmentation protruding, the protruding position extending at least one exhaust outlet in a lateral direction from the afterbody of arc control device of described segmentation, described segmentation projection extends to another adjacent with it exhaust outlet from an exhaust outlet in a longitudinal direction.
10. circuit breaker as claimed in claim 9, is characterized in that, one end of described segmentation projection contacts with the afterbody of arc control device and supports arc control device.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510733926.6A CN105244242B (en) | 2015-11-02 | 2015-11-02 | breaker and its exhaust structure |
| BR112018008355-0A BR112018008355B1 (en) | 2015-11-02 | 2016-09-29 | SWITCH AND AN EXHAUST STRUCTURE THEREOF |
| KR1020187015737A KR102641636B1 (en) | 2015-11-02 | 2016-09-29 | Circuit breaker and its exhaust structure |
| RU2018121248A RU2702341C1 (en) | 2015-11-02 | 2016-09-29 | Automatic circuit breaker and pumping device for it |
| EP16861408.9A EP3373320B1 (en) | 2015-11-02 | 2016-09-29 | Circuit breaker and exhaust structure thereof |
| PCT/CN2016/100720 WO2017076140A1 (en) | 2015-11-02 | 2016-09-29 | Circuit breaker and exhaust structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510733926.6A CN105244242B (en) | 2015-11-02 | 2015-11-02 | breaker and its exhaust structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105244242A true CN105244242A (en) | 2016-01-13 |
| CN105244242B CN105244242B (en) | 2017-09-15 |
Family
ID=55041843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510733926.6A Active CN105244242B (en) | 2015-11-02 | 2015-11-02 | breaker and its exhaust structure |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP3373320B1 (en) |
| KR (1) | KR102641636B1 (en) |
| CN (1) | CN105244242B (en) |
| BR (1) | BR112018008355B1 (en) |
| RU (1) | RU2702341C1 (en) |
| WO (1) | WO2017076140A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017076140A1 (en) * | 2015-11-02 | 2017-05-11 | 上海电科电器科技有限公司 | Circuit breaker and exhaust structure thereof |
| CN113593994A (en) * | 2018-06-15 | 2021-11-02 | 上海电器科学研究所（集团）有限公司 | Conductive loop system with excellent magnetic blow effect |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110071021A (en) * | 2019-05-14 | 2019-07-30 | 浙江创奇电气有限公司 | A kind of breaker exhaust arc-extinguishing mechanism and miniature circuit breaker |
| CN114156130B (en) * | 2020-09-07 | 2024-06-18 | 上海良信电器股份有限公司 | Arc extinguishing device for cooling and circuit breaker |
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2015
- 2015-11-02 CN CN201510733926.6A patent/CN105244242B/en active Active
-
2016
- 2016-09-29 KR KR1020187015737A patent/KR102641636B1/en active IP Right Grant
- 2016-09-29 EP EP16861408.9A patent/EP3373320B1/en active Active
- 2016-09-29 WO PCT/CN2016/100720 patent/WO2017076140A1/en active Application Filing
- 2016-09-29 BR BR112018008355-0A patent/BR112018008355B1/en active IP Right Grant
- 2016-09-29 RU RU2018121248A patent/RU2702341C1/en active
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| EP2387055A1 (en) * | 2010-05-12 | 2011-11-16 | Abb Ag | Installation switching device |
| CN104637750A (en) * | 2013-11-08 | 2015-05-20 | Ls产电株式会社 | Molded case circuit breaker |
| CN204424192U (en) * | 2014-06-20 | 2015-06-24 | 三菱电机株式会社 | Circuit breaker |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017076140A1 (en) * | 2015-11-02 | 2017-05-11 | 上海电科电器科技有限公司 | Circuit breaker and exhaust structure thereof |
| CN113593994A (en) * | 2018-06-15 | 2021-11-02 | 上海电器科学研究所（集团）有限公司 | Conductive loop system with excellent magnetic blow effect |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3373320A4 (en) | 2019-06-26 |
| EP3373320A1 (en) | 2018-09-12 |
| KR20180105638A (en) | 2018-09-28 |
| BR112018008355A2 (en) | 2018-10-30 |
| CN105244242B (en) | 2017-09-15 |
| RU2702341C1 (en) | 2019-10-08 |
| EP3373320B1 (en) | 2021-01-27 |
| WO2017076140A1 (en) | 2017-05-11 |
| BR112018008355B1 (en) | 2023-01-24 |
| KR102641636B1 (en) | 2024-02-28 |
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