CN102768921A - Repelling disconnection mechanism of breaker and breaker thereof - Google Patents
Repelling disconnection mechanism of breaker and breaker thereof Download PDFInfo
- Publication number
- CN102768921A CN102768921A CN2011101132269A CN201110113226A CN102768921A CN 102768921 A CN102768921 A CN 102768921A CN 2011101132269 A CN2011101132269 A CN 2011101132269A CN 201110113226 A CN201110113226 A CN 201110113226A CN 102768921 A CN102768921 A CN 102768921A
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- release mechanism
- connecting pin
- circuit breaker
- connecting piece
- 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
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
- H01H1/22—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact
- H01H1/221—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member
- H01H1/225—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member the supporting member being pivotable
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H77/00—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting
- H01H77/02—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism
- H01H77/10—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening
- H01H77/102—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening characterised by special mounting of contact arm, allowing blow-off movement
- H01H77/104—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening characterised by special mounting of contact arm, allowing blow-off movement with a stable blow-off position
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
- H01H1/22—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact
- H01H1/221—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member
- H01H2001/223—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member using a torsion spring
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Breakers (AREA)
Abstract
The invention provides a repelling disconnection mechanism of a breaker. The repelling disconnection mechanism comprises a fixed connecting piece, a movable connecting piece, a rotating shaft, a connecting pin and an elastic element, wherein the movable connecting piece is provided with a contact end and a connecting arm; the contacting end can contact with the fixed connecting piece; the connecting arm can be rotatably arranged on the rotating shaft; at least one limit protuberance is arranged on the inner side end face of the rotating shaft connected with the movable connecting piece; the connecting pin can be arranged in the connecting arm in a penetrating manner; the connecting pin can slide in the connecting arm; one end of the elastic element is connected with the movable connecting piece; the other end of the elastic element is connected with the rotating shaft; and after the contact end of the broker is separated from the fixed connecting piece, the elastic piece can elastically press the connecting pin, so that the connecting pin is fastened on the limit end face of the limit protuberance. The invention further provides a breaker using the repelling disconnection mechanism. With the adoption of the repelling disconnection mechanism using the breaker and the breaker, the structure is simplified and the reaction speed is improved.
Description
Technical field
The present invention relates to a kind of release mechanism, relate in particular to a kind of repulsion that is used for circuit breaker and break off (blow open) mechanism.The invention still further relates to the circuit breaker that uses this repulsion release mechanism.
Background technology
It is that the connection of automatic shutdown circuit is with other electrical equipment in the protective circuit that circuit breaker is used for when overcurrent condition takes place circuit.Circuit breaker has separable contacts in groups, comprising fixedly a contact-making surface and a movable contact-making surface that is contained on the removable contact arm.Movable contact arm can be rotated by the rotating shaft operation between the two positions, one of them position make position that to be movable contact-making surface contact with fixing contact-making surface, and to be movable contact-making surface separate to block the open position of electric current with fixing contact-making surface in another position.Generally speaking, movable contact arm is connected with rotating shaft, and the rotation of rotating shaft driving movable linking arm realizes and fixedly contact-making surface disengaging.
The instantaneous electric current that passes through in circuit breaker; During than the also high certain percentage of the maximum rated current of circuit breaker design since between the fixed conductor that is loaded with fixing contact-making surface and the movable contact arm through an electric current in the opposite direction, thereby fixed conductor and movable huge magnetic repulsive force of generation between the contact arm; Make movable contact arm overcome the contact force that contact spring provides; With fixedly contact-making surface disengaging, the disconnection reaction speed of this moment is all faster than other operating mechanism in the circuit breaker, after generation is broken off in feasible repulsion; Other mechanisms of circuit breaker still keep original state, for example rotating shaft.
Repulsion release mechanism in the existing circuit breaker has used a lot of springs and transmission component; Make that the complex structure and the transmission process of whole repulsion release mechanism are loaded down with trivial details; Increased the cost of whole circuit breaker on the one hand, loaded down with trivial details on the other hand transmission process has reduced whole repulsion release mechanism reaction speed and operational reliability.
Summary of the invention
The repulsion release mechanism that the purpose of this invention is to provide a kind of circuit breaker is simplified the existing drive mechanism that repels release mechanism, improves reaction speed and operational reliability that circuit breaker repels release mechanism.
Another object of the present invention provides a kind of repulsion release mechanism of circuit breaker, simplifies the existing drive mechanism that repels release mechanism, reduces the cost of whole circuit breaker.
A further object of the present invention provides a kind of circuit breaker, simplifies the drive mechanism that repels release mechanism in the existing circuit breaker, improves reaction speed and operational reliability that circuit breaker repels release mechanism, and the cost that reduces whole circuit breaker.
The invention provides a kind of repulsion release mechanism of circuit breaker, it comprises a fixed connecting piece, a mobile connector, a rotating shaft, a connecting pin and an elastic component.Wherein, mobile connector is provided with a contact jaw and a linking arm, and contact jaw can contact with fixed connecting piece; Move connector and can be rotatably set in the rotating shaft through linking arm, and the inner side end that rotating shaft is connected with mobile connector is provided with at least one spacing preiection, spacing preiection can limit mobile connector and rotate towards fixed connecting piece with respect to rotating shaft; Connecting pin can be located in the linking arm, and mobile connector can rotate with respect to rotating shaft, and connecting pin can slide with respect to linking arm; Elastic component one end is connected with mobile connector; The other end is connected with rotating shaft, and elastic component can suppress the contact jaw that moves connector and contact with fixed connecting piece, behind the contact jaw and fixed connecting piece disengaging of the mobile connector of circuit breaker; Elastic component can suppress connecting pin, and it is withheld on spacing preiection.Use the repulsion release mechanism and the circuit breaker thereof of circuit breaker; Through the structure that connecting pin, guide part, spacing preiection and elastic component have been realized the repulsion break function and simplified existing repulsion release mechanism is set, because transmission has simply improved reaction speed and the operational reliability of repelling release mechanism.
In another schematic execution mode of the repulsion release mechanism of circuit breaker, spacing preiection is provided with a leading end face and a spacing end face, and connecting pin can slide along leading end face, and connecting pin can be withheld on said spacing end face.
In another schematic execution mode of the repulsion release mechanism of circuit breaker, linking arm is provided with a guide part, and connecting pin can slide in guide part, and guide part is a guide hole, and connecting pin can be located in the guide hole.
In the another kind of schematically execution mode of the repulsion release mechanism of circuit breaker, elastic component is connected with mobile connector through connecting pin.Use the repulsion release mechanism and the circuit breaker thereof of circuit breaker,, simplified the syndeton of elastic component and mobile connector, improved the connection reliability of elastic component and mobile connector simultaneously through elastic component is connected in connecting pin.
In another schematic execution mode of the repulsion release mechanism of circuit breaker, also be provided with guide groove on rotating shaft and the inner side end that mobile connector is connected, spacing preiection is arranged on the outer rim place of guide groove.Use the repulsion release mechanism and the circuit breaker thereof of circuit breaker,, increased the robust motion of mobile connector through guide groove is set.
In another schematic execution mode of the repulsion release mechanism of circuit breaker, release mechanism is provided with two elastic components, and they lay respectively at moves connector on the end face of rotating shaft.Use the repulsion release mechanism and the circuit breaker thereof of circuit breaker,, increased the robust motion of mobile connector through two elastic components are set.
In another schematic execution mode of the repulsion release mechanism of circuit breaker, the said linking arm that moves connector is provided with a pivot that can wear wherein, connects with rotating shaft and countershaft rotation mutually through pivot but move connector.
In another schematic execution mode of the repulsion release mechanism of circuit breaker, elastic component is a torsion spring, and it is set on the pivot.
In another schematic execution mode of the repulsion release mechanism of circuit breaker; Contact jaw is provided with a silver mobile contact block towards the end face of fixed connecting piece, and corresponding fixed connecting piece is provided with a silver fixedly contact block that contacts with silver mobile contiguous block.
The present invention also provides the circuit breaker of the repulsion release mechanism that uses above-mentioned circuit breaker.
Description of drawings
Following accompanying drawing is only done schematic illustration and explanation to the present invention, not delimit the scope of the invention.
Fig. 1 is the structural scheme of mechanism of a kind of exemplary embodiment of repulsion release mechanism of circuit breaker.
Fig. 2 has shown the structural representation that repels release mechanism when circuit breaker is in on-state.
Fig. 3 has shown the structural representation that repels release mechanism when circuit breaker is in off-state.
Fig. 4 and Fig. 6 are used to explain the motion process of the repulsion release mechanism of circuit breaker.
Fig. 5 has shown the movement locus of connecting pin in guide groove.
Label declaration
10 fixed connecting pieces
12 silver fixedly contact blocks
20 move connector
22 contact jaws
224 silver mobile contact blocks
24 linking arms
244 pivots
242 guide parts
30 rotating shafts
32 spacing preiections
322 leading end faces
324 spacing end faces
34 guide grooves
40 connecting pins
50 elastic components
Embodiment
Understand for technical characterictic, purpose and effect to invention have more clearly, contrast description of drawings embodiment of the present invention at present, identical label is represented identical part in each figure.In the accompanying drawing of each execution mode of expression, identical back two digits is represented the identical or structural similarity of structure but the identical parts of function.
For making drawing succinct, only schematically shown out the part relevant among each figure with the present invention, they do not represent its practical structures as product.In addition, so that drawing succinctly is convenient to understand, the parts that in some figure, have same structure or function have only schematically illustrated one of them, or have only marked one of them.
Fig. 1 is the structural representation of a kind of exemplary embodiment of repulsion release mechanism of circuit breaker.As shown in the figure, the repulsion release mechanism of circuit breaker comprises the mobile connector of a fixed connecting piece 10,20, rotating shaft 30, connecting pin 40 and two elastic components 50.In the illustrated embodiment; Rotating shaft 30 is provided with three installation sites of repelling release mechanisms (only having shown the repulsion release mechanism of installing in the installation site among the figure); They are corresponding with three electrodes that circuit breaker is controlled respectively, can increase or reduce the quantity of installation site as required.
Wherein, move connector 20 and be provided with a contact jaw 22 and a linking arm 24, contact jaw 22 can contact with fixed connecting piece 10, and in illustrated embodiment, linking arm 24 is provided with a guide part 242.Moving connector 20 can be arranged in the rotating shaft 30 through linking arm 24 rotatably; In illustrated embodiment; Be equipped with a pivot 244 on the linking arm 24 of mobile connector 20; Move connector 20 and be connected with rotating shaft 30 through pivot 244, dot one of them axis hole that has shown that pivot 244 is connected with rotating shaft 30 among the figure, the rotation of pivot 244 in axis hole drives moves connector 20 with respect to rotating shaft 30 rotations.The inner side end that rotating shaft 30 is connected with mobile connector 20 is provided with a pair of spacing preiection 32, and it is provided with a leading end face 322 and a spacing end face 324.
Connecting pin 40 is arranged in the guide part 242, and when moving connector 20 with respect to rotating shaft 30 rotations, connecting pin 40 both can move along spacing preiection 32, also can in guide part 242, slide.Make connecting pin 40 to slide,, move the position of connector 20 with respect to rotating shaft 30 thereby limit through the position that the spacing end face 324 of spacing preiection 32 can limit connecting pin 40 along the leading end face 322 of spacing preiection 32.
In the execution mode of Fig. 1, guide part 242 is a guide hole, but can also use other connected mode, makes connecting pin 40 to slide with respect to linking arm 24, guide groove for example is set in the both sides of linking arm 24 is connected with two connecting pins.At linking arm 24 two ends two spacing preiections 32 are set symmetrically, make connecting pin 40 slide steadily, but the limit function that a spacing preiection 32 also can be accomplished connecting pin 40 only is set with respect to linking arm 24.
Though an elastic component is set promptly can be realized two elastic components 50 being set can making mobile connector stress equalization moving withholding of connector 20 and connecting pin 40.In the illustrated embodiment, elastic component 50 is connected with mobile connector 20 through connecting pin 40, but elastic component is not limited thereto kind of a mode with being connected of mobile connector, and the bindiny mechanism with elastic component can also be set on the linking arm that moves connector separately.
The repulsion release mechanism of circuit breaker, elastic component, connecting pin and spacing preiection cooperatively interact, and can realize that circuit breaker repels transmission and limit function, designs simplification, reaction speed and the operational reliability of off-state.
The repulsion release mechanism of circuit breaker as shown in Figure 1 also comprises a guide groove 34 that is arranged in the rotating shaft 30, and it is arranged on rotating shaft 30 and the inner side end that mobile connector 20 is connected.Connecting pin 40 is when sliding with respect to rotating shaft 30, and it can slide on guide groove 34, has improved the kinetic stability of connecting pin 40, thereby has improved the stability that whole mobile connector 20 rotates with respect to rotating shaft 30.
In embodiment shown in Figure 1, elastic component 50 is a torsion spring, and it is set on the pivot 244.But elastic component can also replace with torsion spring flexible members such as stage clip, extension spring or leaf spring.Simultaneously, torsion spring set is located on the pivot 244, in the time of can preventing between rotating shaft and the mobile connector 20 relative motion, torsion spring dislocation and influence its function.
The repulsion release mechanism of circuit breaker as shown in Figure 1 also comprises a silver mobile contact block 224 and a silver fixedly contact block 12; Wherein silver mobile contact block 224 is arranged on the contact jaw 22 of mobile connector 20 on the end face of fixed connecting piece 10; And silver fixedly contact block 12 is arranged on the fixed connecting piece 10, and silver mobile contact block 224 can contact with silver fixedly contact block 12 to realize the conducting of circuit breaker.Through being set, silver mobile contact block 224 and silver fixedly contact block 12 can reduce the conducting resistance that moves between connector 20 and the fixed connecting piece 10.
The present invention also provides the circuit breaker that uses above-mentioned circuit breaker to repel release mechanism.
Fig. 2 to Fig. 5 is a partial schematic sectional view of continuing to use II-II line among Fig. 1, repels the release mechanism different state in order to explanation.
Fig. 2 has shown the structural representation that repels release mechanism when circuit breaker is in "on" position.As shown in Figure 2, this moment, rotating shaft 30 residing positions were closing position, and elastic component 50 suppresses on connecting pin 40, made the silver mobile contact block 224 that moves connector 20 contact jaws 22 withhold on the silver fixedly contact block 12 of fixed connecting piece 10.
Fig. 3 has shown the structural representation that repels release mechanism when circuit breaker is in gate-dividing state.As shown in Figure 3; When "on" position switched to gate-dividing state, rotating shaft 30 rotated at circuit breaker, moved connector 20 and rotated thereby drive; Make the silver mobile contact block 224 of contact jaw 22 separate with silver fixedly contact block 12; Cut off the conductive path of circuit breaker, and mobile connector 20 rotates with respect to rotating shaft 30, the residing position of rotating shaft this moment is the separating brake position.
Fig. 4, Fig. 5 and Fig. 6 are used to explain the motion process of the repulsion release mechanism of circuit breaker.When between the mobile connector 20 of circuit breaker and the fixed connecting piece 10 when exceeding the quata electric current; Produce huge electromagnetic repulsive force between them; As shown in Figure 4; Rotating shaft 30 this moment still is in on-position shown in Figure 2, under the effect of electromagnetic force, moves connector 20 and rotates with respect to rotating shaft 30 along the counter clockwise direction of Fig. 4; Make the silver mobile contact block 224 that moves connector 20 separate with the silver fixedly contact block 12 of fixed connecting piece 10; And drive the connecting pin 40 be arranged on the linking arm 24 and slide along the guide grooves in the rotating shaft 30 34, the slip of connecting pin 40 simultaneously makes elastic component 50 distortions of suppressing on connecting pin 40, this moment connecting pin 40 also not with rotating shaft 30 on spacing preiection 32 contact.
Fig. 5 has shown the movement locus of connecting pin in guide groove.Moving connector 20 continues to rotate with respect to rotating shaft 30; Make connecting pin 40 continue in guide groove 34, to slide; When connecting pin 40 touches the leading end face 322 of spacing preiection 32; Move connector 20 on the one hand and continue to drive connecting pin 40 with respect to rotating shaft 30 rotations; Connecting pin 40 slides with respect to mobile connector 20 in the guide hole 242 of linking arm 24 on the other hand, makes connecting pin 40 on the leading end face 322 of spacing preiection 32, slide and finally crosses spacing preiection 32 and be rotated further, and this moment, elastic component 50 continued to twist.When the motional inertia that moves connector 20 is not enough to overcome the elastic force of elastic component 50 or touches the end of guide groove 34, move connector 20 stop motions.Under the effect of elastic component 50 elastic forces; Moving connector 20 rotates towards spacing preiection 32; As shown in Figure 6, connecting pin 40 is withheld on the spacing end face 324 of spacing preiection 32, to prevent that moving connector is rotated further and contacts with fixed connecting piece; Though rotating shaft 30 this moment still is in closing position shown in Figure 2, this moment, the circuit of circuit breaker broke off connection.
Use the repulsion release mechanism and the circuit breaker thereof of circuit breaker, simplified the structure of existing repulsion release mechanism, because transmission has simply improved reaction speed and the operational reliability of repelling release mechanism.
Use the repulsion release mechanism and the circuit breaker thereof of circuit breaker, increased the robust motion of mobile connector.
Use the repulsion release mechanism and the circuit breaker thereof of circuit breaker, simplified the syndeton of elastic component and mobile connector, improved the connection reliability of elastic component and mobile connector simultaneously.
In this article, " schematically " expression " is served as instance, example or explanation ", should any diagram, the execution mode that be described to " schematically " in this article be interpreted as a kind of preferred or have more the technical scheme of advantage.
Be to be understood that; Though this specification is described according to each execution mode; But be not that each execution mode only comprises an independently technical scheme, this narrating mode of specification only is for clarity sake, and those skilled in the art should make specification as a whole; Technical scheme in each execution mode also can form other execution modes that it will be appreciated by those skilled in the art that through appropriate combination.
The listed a series of detailed description of preceding text only is specifying to feasibility execution mode of the present invention; They are not in order to restriction protection scope of the present invention, allly do not break away from equivalent execution mode or the change that skill of the present invention spirit done and all should be included within protection scope of the present invention.
Claims (10)
1. the repulsion release mechanism of circuit breaker comprises:
A fixed connecting piece (10);
A mobile connector (20), it is provided with a contact jaw (22) and a linking arm (24), and said contact jaw (22) can contact with said fixed connecting piece (10);
A rotating shaft (30); Said mobile connector (20) can be rotatably set in the said rotating shaft (30) through said linking arm (24); And the inner side end that said rotating shaft (30) is connected with said mobile connector (20) is provided with at least one spacing preiection (32), and said spacing preiection (32) can limit said mobile connector (20) and rotate towards said fixed connecting piece (10) with respect to said rotating shaft (30);
A connecting pin (40), said connecting pin (40) can be arranged in the said linking arm (24), and said mobile connector (20) can rotate with respect to said rotating shaft (30), and said connecting pin (40) can slide with respect to said linking arm (24);
An elastic component (50), the one of which end is connected with said mobile connector (20), and the other end is connected with said rotating shaft (30), and the said contact jaw (22) that said elastic component (50) can suppress said mobile connector (20) contacts with said fixed connecting piece (10); When passing through overload current in the said circuit breaker; After the said contact jaw (22) of the said mobile connector (20) of said circuit breaker breaks away from said fixed connecting piece (10); Said elastic component (50) can suppress said connecting pin (40), and it is withheld on said spacing preiection (32).
2. repulsion release mechanism as claimed in claim 1; Wherein said spacing preiection is provided with a leading end face (322) and a spacing end face (324); Said connecting pin (40) can slide along said leading end face (322), and said connecting pin (40) can be withheld on said spacing end face (324).
3. repulsion release mechanism as claimed in claim 1; Wherein said linking arm (24) is provided with a guide part (242); Said connecting pin (40) can be located in the said guide part (242); And in said guide part (242), slide, said guide part (242) is a guide hole, said connecting pin (40) can be located in the said guide hole.
4. repulsion release mechanism as claimed in claim 1, wherein said elastic component (50) is connected with said mobile connector (20) through said connecting pin (40).
5. also be provided with guide groove (34) on the repulsion release mechanism as claimed in claim 1, wherein said rotating shaft (30) and inner side end that said mobile connector (20) is connected, said spacing preiection (32) is arranged on the outer rim place of this guide groove (34).
6. repulsion release mechanism as claimed in claim 1, wherein said release mechanism are provided with two elastic components (50), and they lay respectively at said mobile connector (20) on the end face of said rotating shaft (30).
7. repulsion release mechanism as claimed in claim 6; The said linking arm (24) of wherein said mobile connector (20) is provided with a pivot (244) that can wear wherein, and said mobile connector (20) is connected with said rotating shaft (30) through said pivot (244) and can said relatively rotating shaft (30) rotates.
8. repulsion release mechanism as claimed in claim 7, wherein said elastic component (50) is a torsion spring, it is set on the said pivot (244).
9. repulsion release mechanism as claimed in claim 1; Wherein said contact jaw (22) is provided with a silver mobile contact block (224) towards the end face of said fixed connecting piece (10), and corresponding said fixed connecting piece (10) is provided with a silver fixedly contact block (12) that contacts with said silver mobile contact block (224).
10. use circuit breaker like any said repulsion release mechanism of claim 1 to 9.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011101132269A CN102768921A (en) | 2011-05-03 | 2011-05-03 | Repelling disconnection mechanism of breaker and breaker thereof |
DE201110076064 DE102011076064A1 (en) | 2011-05-03 | 2011-05-18 | Blow-open switching off device for circuit breaker, has spring that pushes contact pin to press on limiting projection boundary surface if excess current flows in circuit breaker, after contact jaw separation from fixed connecting portion |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011101132269A CN102768921A (en) | 2011-05-03 | 2011-05-03 | Repelling disconnection mechanism of breaker and breaker thereof |
Publications (1)
Publication Number | Publication Date |
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CN102768921A true CN102768921A (en) | 2012-11-07 |
Family
ID=47019466
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011101132269A Pending CN102768921A (en) | 2011-05-03 | 2011-05-03 | Repelling disconnection mechanism of breaker and breaker thereof |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN102768921A (en) |
DE (1) | DE102011076064A1 (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1819095A (en) * | 2006-01-27 | 2006-08-16 | 上海电器科学研究所(集团)有限公司 | Dynamic contact locker and circuit breaker therewith |
CN101114556A (en) * | 2007-04-29 | 2008-01-30 | 上海电器科学研究所(集团)有限公司 | Circuit breaker rotating dual-breakpoint contact system and spring protection structure |
CN101320659A (en) * | 2008-07-14 | 2008-12-10 | 上海电器科学研究所(集团)有限公司 | Rotating double-breakpoint structure of plastic case breaker |
CN101859669A (en) * | 2010-06-28 | 2010-10-13 | 贵州长征开关制造有限公司 | Rotating double-breakpoint structure of circuit breaker |
CN201725753U (en) * | 2010-06-28 | 2011-01-26 | 贵州长征开关制造有限公司 | Breaker contact system |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3708807A1 (en) * | 1987-03-18 | 1988-10-06 | Licentia Gmbh | ELECTRICAL CIRCUIT BREAKER WITH AN ELECTRO-DYNAMIC OPENING CONTACT SYSTEM |
US5539167A (en) * | 1994-02-14 | 1996-07-23 | Square D. Company | Blade suspension assemlby for a circuit breaker |
DE29511457U1 (en) * | 1995-07-15 | 1996-11-14 | Klöckner-Moeller GmbH, 53115 Bonn | Current limiting circuit breaker |
US6204465B1 (en) * | 2000-04-03 | 2001-03-20 | Eaton Corporation | Circuit breaker with arc gas engaging paddles on a trip bar and/or crossbar |
DE10239641B3 (en) * | 2002-08-29 | 2004-02-12 | Moeller Gmbh | Simplified contact system for low voltage circuit breaker, comprises compression spring with bent end, forming center of pressure and bearing point against contact arm |
DE102005050980B4 (en) * | 2005-10-25 | 2007-11-08 | Moeller Gmbh | Contact system for a low-voltage switch |
US7718908B2 (en) * | 2008-10-01 | 2010-05-18 | General Electric Company | Contact arm assembly and method for assembling the contact arm assembly |
DE102010019353B3 (en) * | 2010-05-05 | 2011-11-10 | Eaton Industries Gmbh | Power switch e.g. single-pole power switch, has plate spring extending in close proximity to moving contact in plane of motion, where plate spring is formed such that component holds moving contact in separation position |
-
2011
- 2011-05-03 CN CN2011101132269A patent/CN102768921A/en active Pending
- 2011-05-18 DE DE201110076064 patent/DE102011076064A1/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1819095A (en) * | 2006-01-27 | 2006-08-16 | 上海电器科学研究所(集团)有限公司 | Dynamic contact locker and circuit breaker therewith |
CN101114556A (en) * | 2007-04-29 | 2008-01-30 | 上海电器科学研究所(集团)有限公司 | Circuit breaker rotating dual-breakpoint contact system and spring protection structure |
CN101320659A (en) * | 2008-07-14 | 2008-12-10 | 上海电器科学研究所(集团)有限公司 | Rotating double-breakpoint structure of plastic case breaker |
CN101859669A (en) * | 2010-06-28 | 2010-10-13 | 贵州长征开关制造有限公司 | Rotating double-breakpoint structure of circuit breaker |
CN201725753U (en) * | 2010-06-28 | 2011-01-26 | 贵州长征开关制造有限公司 | Breaker contact system |
Also Published As
Publication number | Publication date |
---|---|
DE102011076064A1 (en) | 2012-11-08 |
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Application publication date: 20121107 |