CN203300577U - Operating mechanism of circuit breaker - Google Patents
Operating mechanism of circuit breaker Download PDFInfo
- Publication number
- CN203300577U CN203300577U CN2013203693826U CN201320369382U CN203300577U CN 203300577 U CN203300577 U CN 203300577U CN 2013203693826 U CN2013203693826 U CN 2013203693826U CN 201320369382 U CN201320369382 U CN 201320369382U CN 203300577 U CN203300577 U CN 203300577U
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- CN
- China
- Prior art keywords
- pedestal
- linkage block
- locking
- snap close
- circuit breaker
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model relates to a circuit breaker, in particular to an operating mechanism of a circuit breaker. The specific technical scheme in that: the operating mechanism of the circuit breaker comprises a pedestal, a lock buckle erected on the pedestal and hinged and connected with the pedestal, a linkage block which can implement locked or separated cooperation with the lock buckle, and a moving contact, wherein the linkage block comprises a working end in collided cooperation with an electromagnetic driving mechanism, a locking end locked with the lock buckle, and a hinge end; the working end of the linkage block is provided with an operating head which extends out of the pedestal, one end of the operating head is in collided cooperation with the electromagnetic driving mechanism, and the other end is collided with the pedestal; the locking end extends to the lock buckle, and mutually matched locking notches are arranged between the locking end and the lock buckle; and a torsion spring which is collided with the linkage block is arranged between the lock buckle and the hinge end of the linkage block on the pedestal. By adopting the technical scheme, the operating mechanism provided by the utility model has the advantages of few matching components, simple structure, difficult failure occurrence, and low production cost.
Description
Technical field
The utility model relates to a kind of circuit breaker, particularly a kind of operating mechanism of circuit breaker.
Background technology
Circuit breaker refers to the electric current that can close, carry and cut-off under normal loop condition, and can close, in official hour, carry and cut-off the switching device of the electric current under abnormal loop condition (comprising short circuit condition).
Circuit breaker is mainly by electromagnetic drive mechanism, form with operating mechanism and the arc-extinguishing mechanism of electromagnetic drive mechanism interlock; wherein; operating mechanism is comprised of at least five shaped pieces; because component is more; complex installation process; during interlock, easily there was a mechanical failure, and while causing circuit short circuit to occur, circuit breaker can't provide the protection of opening circuit timely.
Summary of the invention
For the deficiency that prior art exists, the utility model provides a kind of component few, simple in structure, the operating mechanism of the circuit breaker that be difficult for breaking down, production cost is low.
for achieving the above object, the utility model provides following technical scheme: a kind of operating mechanism of circuit breaker, it is characterized in that: include pedestal, be set up on pedestal and with pedestal and be the snap close that is articulated and connected, with snap close, locking be can implement or linkage block and the moving contact of cooperation separated, described linkage block includes the working end of conflicting and coordinating with electromagnetic drive mechanism, with the locking end of snap close locking and be connected working end and locking end the hinged end hinged with pedestal, the place, working end of linkage block is provided with and extends to outside pedestal, and an end can be conflicted and coordinate with electromagnetic drive mechanism, the operating head that the other end and pedestal are conflicted, the locking end extends to the snap close place, and between locking end and snap close, be provided with the locking breach that mutually coincide, on pedestal, between the hinged end of snap close and linkage block, be provided with the torsionspring of conflicting with linkage block.
adopt technique scheme, linkage block and moving contact are articulated and connected with the pedestal interlock respectively, and in use, when short circuit appearred in circuit, circuit breaker need to be implemented separating brake, and namely moving contact need separate with fixed contact, and circuit is disconnected, electromagnetic drive mechanism in circuit breaker is implemented to conflict to the operating head at the place, working end of interlock, after operating head is conflicted, linkage block can be implemented rotation along the pin joint (being the hinged end of linkage block) between itself and pedestal, in this process, operating head can have the driving pulling force to pedestal, make pedestal be in reverse to the electromagnetic drive mechanism skew, and the moving contact that is connected with pedestal also can be along with base deflection shift, until moving contact and fixed contact break away from fully, just completed separating brake, and be snap close that locking coordinates due to the power that compresses that is subject to linkage block with linkage block, also can implement release with linkage block, by connecting rod, driving killer switch simultaneously moves, make switch be in "on" position, after with this, facilitating line upkeep, can to operating mechanism, implement to drive by switch, circuit breaker can be closed a floodgate fast, on pedestal the setting of torsionspring be for make after linkage block work can Quick-return to home position, in aforesaid operations mechanism, only need pedestal, linkage block, moving contact and snap close to control the divide-shut brake of circuit breaker, relatively traditional circuit breaker, the parts of its operating mechanism are few, take up room little, install more conveniently, and parts are few, and the probability that there was a mechanical failure also can decrease, production cost also can decrease, also can be more stable during operation.
the utility model further is set to: linkage block includes body, its hinged end is the hinge hole that is opened on body, jointed shaft socket connection on this hinge hole and pedestal, the working end of linkage block and locking end are the extension bar that extends towards outside on body, pedestal is provided with the torsionspring mounting groove between the body of snap close and linkage block, this torsionspring mounting groove is the gap between two projections, the fulcrum of torsionspring is in this torsionspring mounting groove, the inwall of one of them feeler and torsionspring mounting groove is conflicted, another feeler extends to the body place of linkage block and conflicts with its body.
Adopt technique scheme, arrange so simple in structure, easy for installation.
The utility model further is set to: on pedestal, between the working end of linkage block and locking end, be provided with turn clockwise guide vane end stop and be rotated counterclockwise guide vane end stop of linkage block, the guide vane end stop that turns clockwise is the spacing preiection of being located on pedestal, counterclockwise guide vane end stop is that projection is installed in the rotating shaft of pedestal, and the outer peripheral face that projection is installed in this rotating shaft is provided with the spacing inclined-plane with the locking end adaptation of linkage block.
Adopt technique scheme, the guide vane end stop and be rotated counterclockwise guide vane end stop and can prevent that linkage block from being conflicted excessively of turning clockwise, also can be used as simultaneously linkage block to pedestal reach clockwise counterclockwise driving end points, make the interlock between linkage block and pedestal more simple.
Below in conjunction with accompanying drawing, the utility model is further described.
The accompanying drawing explanation
Fig. 1 is the schematic perspective view of the utility model embodiment;
Fig. 2 is the decomposing schematic representation of the utility model embodiment.
Embodiment
The operating mechanism of a kind of circuit breaker as shown in Figure 1 and Figure 2, include pedestal 1, be set up on pedestal 1 and with pedestal 1, be the snap close 2 that is articulated and connected, with snap close 2, can implement locking or separate linkage block 3 and the moving contact 4 of cooperation.linkage block 3 includes the working end 31 of conflicting and coordinating with electromagnetic drive mechanism, with the locking end 32 of snap close 2 lockings and be connected working end 31 and locking end 32 hinged end 33 hinged with pedestal 1, 31 places, working end of linkage block 3 are provided with and extend to outside pedestal 1, and an end can be conflicted and coordinate with electromagnetic drive mechanism, the operating head 311 that the other end and pedestal 1 are conflicted, locking end 32 extends to snap close 2 places, and between locking end 32 and snap close 2, be provided with the locking breach 5 that mutually coincide, on pedestal 1, between the hinged end 33 of snap close 2 and linkage block 3, be provided with the torsionspring 6 of conflicting with linkage block 3.in such scheme, linkage block 3 and moving contact 4 are articulated and connected with pedestal 1 interlock respectively, and in use, when short circuit appearred in circuit, circuit breaker need to be implemented separating brake, and namely moving contact 4 need separate with fixed contact, and circuit is disconnected, electromagnetic drive mechanism in circuit breaker is implemented to conflict to the operating head 311 at 31 places, working end of linkage block 3, after operating head 311 is conflicted, linkage block 3 can be implemented to rotate along itself and the pin joint (being the hinged end 33 of linkage block 3) between pedestal 1, in this process, operating head 311 can have the driving pulling force to pedestal 1, make pedestal 1 be in reverse to the electromagnetic drive mechanism skew, and also can be offset along with pedestal 1 with the moving contact 4 that pedestal 1 is connected, until moving contact 4 breaks away from fully with fixed contact, just completed separating brake, and be snap close 2 that locking coordinates due to the power that compresses that is subject to linkage block 3 with linkage block 3, also can implement release with linkage block 3, by connecting rod, driving killer switch simultaneously moves, make switch be in "on" position, after with this, facilitating line upkeep, can to operating mechanism, implement to drive by switch, circuit breaker can be closed a floodgate fast, on pedestal 1 setting of torsionspring 6 be for make after linkage block 3 work can Quick-return to home position, in aforesaid operations mechanism, only need pedestal 1, linkage block 3, moving contact 4 and snap close 2 to control the divide-shut brake of circuit breaker, relatively traditional circuit breaker, the parts of its operating mechanism are few, take up room little, install more conveniently, and parts are few, and the probability that there was a mechanical failure also can decrease, production cost also can decrease, also can be more stable during operation.
In the utility model new embodiment, linkage block 3 includes body 34, its hinged end 33 is for to be opened in the hinge hole on body 34, jointed shaft 11 socket connections on this hinge hole and pedestal 1, and the working end 31 of linkage block 3 and locking end 32 are the extension bar that extends towards outside on body 34.In order to facilitate the installation of torsionspring 6, pedestal 1 is provided with torsionspring mounting groove 12 between the body 34 of snap close 2 and linkage block 3, this torsionspring mounting groove 12 is the gap between two projections 13, the fulcrum 61 of torsionspring 6 is in this torsionspring mounting groove 12, one of them feeler 62 is conflicted with the inwall of torsionspring mounting groove 12, and another feeler 62 extends to body 34 places of linkage block 3 and conflicts with its body 34.On pedestal 1, between the working end 31 of linkage block 3 and locking end 32, be provided with turn clockwise guide vane end stop 14 and be rotated counterclockwise guide vane end stop 15 of linkage block, turn clockwise guide vane end stop 14 for being located at the spacing preiection on pedestal 1, counterclockwise guide vane end stop 15 be that projection is installed in the rotating shaft of pedestal, and the outer peripheral face of this rotating shaft installation projection is provided with the spacing inclined-plane 151 with locking end 32 adaptations of linkage block 3.Turn clockwise guide vane end stop 14 and be rotated counterclockwise guide vane end stop 15 and can prevent that linkage block 3 from being conflicted excessively, also can be used as simultaneously 3 pairs of pedestals 1 of linkage block clockwise and counterclockwise driving end points, make the interlock between linkage block 3 and pedestal 1 more simple.
Claims (3)
1. the operating mechanism of a circuit breaker, it is characterized in that: include pedestal, be set up on pedestal and with pedestal and be the snap close that is articulated and connected, with snap close, locking be can implement or linkage block and the moving contact of cooperation separated, described linkage block includes the working end of conflicting and coordinating with electromagnetic drive mechanism, with the locking end of snap close locking and be connected working end and locking end the hinged end hinged with pedestal, the place, working end of linkage block is provided with and extends to outside pedestal, and an end can be conflicted and coordinate with electromagnetic drive mechanism, the operating head that the other end and pedestal are conflicted, the locking end extends to the snap close place, and between locking end and snap close, be provided with the locking breach that mutually coincide, on pedestal, between the hinged end of snap close and linkage block, be provided with the torsionspring of conflicting with linkage block.
2. the operating mechanism of circuit breaker according to claim 1, it is characterized in that: described linkage block includes body, its hinged end is the hinge hole that is opened on body, jointed shaft socket connection on this hinge hole and pedestal, the working end of linkage block and locking end are the extension bar that extends towards outside on body, pedestal is provided with the torsionspring mounting groove between the body of snap close and linkage block, this torsionspring mounting groove is the gap between two projections, the fulcrum of torsionspring is in this torsionspring mounting groove, the inwall of one of them feeler and torsionspring mounting groove is conflicted, another feeler extends to the body place of linkage block and conflicts with its body.
3. the operating mechanism of circuit breaker according to claim 1 and 2, it is characterized in that: on described pedestal, between the working end of linkage block and locking end, be provided with turn clockwise guide vane end stop and be rotated counterclockwise guide vane end stop of linkage block, the guide vane end stop that turns clockwise is the spacing preiection of being located on pedestal, counterclockwise guide vane end stop is that projection is installed in the rotating shaft of pedestal, and the outer peripheral face that projection is installed in this rotating shaft is provided with the spacing inclined-plane with the locking end adaptation of linkage block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203693826U CN203300577U (en) | 2013-06-25 | 2013-06-25 | Operating mechanism of circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203693826U CN203300577U (en) | 2013-06-25 | 2013-06-25 | Operating mechanism of circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203300577U true CN203300577U (en) | 2013-11-20 |
Family
ID=49576571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203693826U Expired - Fee Related CN203300577U (en) | 2013-06-25 | 2013-06-25 | Operating mechanism of circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203300577U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108807095A (en) * | 2017-05-04 | 2018-11-13 | 周思雨 | A kind of miniature circuit breaker and its kick component |
-
2013
- 2013-06-25 CN CN2013203693826U patent/CN203300577U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108807095A (en) * | 2017-05-04 | 2018-11-13 | 周思雨 | A kind of miniature circuit breaker and its kick component |
| CN108807095B (en) * | 2017-05-04 | 2024-03-19 | 周思雨 | Miniature circuit breaker and kick assembly thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: YUEQING MINYANG ELECTRICAL APPLIANCE CO., LTD. Free format text: FORMER OWNER: MINYANG GROUP CO., LTD. Effective date: 20150206 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150206 Address after: Zhang Qu village Liushi town Yueqing city Zhejiang province minyang building 325000 floor 4-6 Wenzhou City Patentee after: Yueqing minyang Electrical Appliance Co., Ltd. Address before: Liushi minyang Town Mansion in Yueqing City 325000 Zhejiang city of Wenzhou Province Patentee before: Minyang Group Co., Ltd. |
|
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Zhang Qu village Liushi town Yueqing city Zhejiang province minyang building 325000 floor 4-6 Wenzhou City Patentee after: Zhejiang minyang Electrical Appliance Co., Ltd. Address before: Zhang Qu village Liushi town Yueqing city Zhejiang province minyang building 325000 floor 4-6 Wenzhou City Patentee before: Yueqing minyang Electrical Appliance Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131120 Termination date: 20180625 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |