CN204029748U - A kind of electrically operated device for circuit breaker and miniature circuit breaker - Google Patents
A kind of electrically operated device for circuit breaker and miniature circuit breaker Download PDFInfo
- Publication number
- CN204029748U CN204029748U CN201420392292.3U CN201420392292U CN204029748U CN 204029748 U CN204029748 U CN 204029748U CN 201420392292 U CN201420392292 U CN 201420392292U CN 204029748 U CN204029748 U CN 204029748U
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- cam
- gear
- circuit breaker
- sector gear
- pivoted arm
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Abstract
The utility model relates to a kind of electrically operated device for circuit breaker and miniature circuit breaker.Solve closing transmission mechanism in use, parts are fragile, and action is wayward, the problem that existence and stability is poor, precision is low and useful life is short.Comprise support, pivoted arm, motor, sector gear and cam, cam and pivoted arm are connected, motor drives the reciprocating motion of sector gear circumference, sector gear and cam single-direction transmission, sector gear opposing cam rotates to an angle, closed a floodgate to pivoted arm by clamping matching actuating cam synchronous rotary, sector gear turns clockwise relative to cam and departs from and cam clamping matching, and forms the circumferential stroke that can form pivoted arm separating brake for cam reverse rotation.This electrically operated device adopts sector gear and cam single-direction transmission to coordinate, during combined floodgate, rotated by sector gear band moving cam, cam drives driving handle to rotate by link gear again, has that fail safe is high, an advantage such as the effective and long service life of good stability, transmission.
Description
Technical field
The utility model relates to a kind of circuit breaker, refers in particular to a kind of electrically operated device for circuit breaker and miniature circuit breaker.
Background technology
The patent No. is a kind of automatic closing transmission mechanism disclosed in ZL201210516350.4, comprise motor, worm screw and turbine, motor drives worm screw to rotate, worm screw drives turbine to rotate, turbine is provided with the boss that two have certain stroke, gangbar can between two boss movable and can with the relative motion of turbine circumference, motor rotates forward and drives turbine to be rotated through wherein boss to drive gangbar to rotate to realize closing a floodgate, then motor reversal makes turbine rotate, and being formed can for the distance of gangbar separating brake.Because it adopts 2 boss top pressure interlock poles on turbine to realize closing a floodgate, directly contact between boss with gangbar, easily cause parts damages, and it is wayward during turbine rotation, have that fail safe is low, problem that stability and accuracy reduce, therefore, give and use certain impact.
Summary of the invention
In order to overcome shortcoming and the weak point of background technology, the utility model provides a kind of electrically operated device for circuit breaker, and solve existing automatic closing transmission mechanism in use, parts are fragile, action is wayward, the problem that existence and stability is poor, precision is low and useful life is short.
The technical solution of the utility model is: a kind of electrically operated device for circuit breaker, comprise support, pivoted arm, described pivoted arm is used for being connected with the handle of circuit breaker, also comprise electric driving mechanism, described electric driving mechanism comprises motor, sector gear and cam, described sector gear and cam are articulated with on support with one heart, described cam and pivoted arm are connected, described motor drives sector gear along its hinged center circumference reciprocating motion by link gear, described sector gear coordinates with cam single-direction transmission, sector gear is rotated counterclockwise certain angle by transmission mechanism relative to cam, and closed a floodgate to pivoted arm by clamping matching actuating cam synchronous rotary, described sector gear by transmission mechanism relative to cam turn clockwise depart from cam clamping matching, and form the circumferential stroke that can form pivoted arm separating brake for cam reverse rotation.
Described transmission mechanism comprises worm screw, turbine and travelling gear, and described motor drives worm screw to rotate, and described worm screw coordinates with worm gear drive, and described travelling gear and turbine are coaxially wholely set, and described sector gear is meshed with travelling gear.
Described cam is provided with the first gear, described pivoted arm is provided with the second gear be meshed with described first gear, and described cam is connected by the first gear, the second gear and pivoted arm.
Described sector gear is provided with bayonet socket, and described cam is provided with the clamp forming clamping matching with described bayonet socket, and described sector gear is rotated counterclockwise and presses described clamp to form single-direction transmission by bayonet socket top and coordinates.
Described first gear and cam are integrally formed by connecting and are articulated with on support by axle, and described sector gear is articulated with on axle.
A kind of miniature circuit breaker, comprise shell, handle and operating mechanism, described handle and operating mechanism are connected, and also comprise the electrically operated device for circuit breaker, and pivoted arm and the handle of described electrically operated device are connected by loop bar.
Described support is fixedly connected with shell.
This circuit breaker is spliced miniature circuit breaker.
the utility model has following beneficial effect:because this electrically operated device adopts sector gear and cam single-direction transmission to coordinate, during combined floodgate, rotated by sector gear band moving cam, cam drives driving handle to rotate by link gear again, during separating brake, automatically can rotate, have that fail safe is high, the advantage such as the effective and long service life of good stability, transmission.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of electrically operated device in the utility model.
Fig. 3 is the structural representation of another angle of the utility model.
In figure, support 1, pivoted arm 2, motor 3, sector gear 4, cam 5, worm screw 6, turbine 7, travelling gear 8, the first gear 9, second gear 10, bayonet socket 11, clamp 12, axle 13, shell 14, handle 15, loop bar 16.
Embodiment
For accompanying drawing, embodiment of the present utility model is described further below:
As shown in the figure, a kind of electrically operated device for circuit breaker, comprise support 1, pivoted arm 2, described pivoted arm is used for being connected with the handle of circuit breaker, also comprise electric driving mechanism, described electric driving mechanism comprises motor 3, sector gear 4 and cam 5, described sector gear 4 and cam 5 are articulated with on support 1 with one heart, described cam 5 is connected with pivoted arm 2, described motor 3 drives sector gear 4 along its hinged center circumference reciprocating motion by link gear, described sector gear 4 coordinates with cam 5 single-direction transmission, sector gear 4 is rotated counterclockwise certain angle by transmission mechanism relative to cam 5, and by clamping matching actuating cam 5 synchronous rotary to the 2-in-1 lock of pivoted arm, described sector gear 4 by transmission mechanism relative to cam 5 turn clockwise depart from cam 5 clamping matching, and form the circumferential stroke that can form pivoted arm 2 separating brake for cam 5 reverse rotation.When handle is in gate-dividing state, sector gear and cam have certain rotary and become a useful person and can screens realize being synchronized with the movement, thus drive pivoted arm to drive combined floodgate, when needing to close a floodgate, machine operation, sector gear is driven to rotate by transmission mechanism, when sector gear rotates extremely with in cam phase card position, synchronous rotary, until pivoted arm closes a floodgate, then motor rotates backward, rotate in the opposite direction towards with screens side, the stroke of moving cam reverse rotation is with when turning to enough pivoted arm separating brakes by Electric Machine Control, according to such scheme, because this electrically operated device adopts sector gear and cam single-direction transmission to coordinate, during combined floodgate, rotated by sector gear band moving cam, cam drives driving handle to rotate by link gear again, during separating brake, can automatically rotate, there is fail safe high, good stability, the advantages such as the effective and long service life of transmission.
In the present embodiment, described transmission mechanism comprises worm screw 6, turbine 7 and travelling gear 8, and described motor 3 drives worm screw 6 to rotate, and described worm screw 6 coordinates with turbine 7 transmission, described travelling gear 8 is coaxially wholely set with turbine 7, and described sector gear 4 is meshed with travelling gear 8.Motor drives turbine to rotate by worm screw, and turbine band nutating gear rotates, and travelling gear is meshed with sector gear, adopt above-mentioned drive mechanism, by motor by turbine, worm screw, travelling gear by the rotating of sector gear, therefore, have rational in infrastructure, the advantage of good stability.
In the present embodiment, described cam 5 is provided with the first gear 9, described pivoted arm 2 is provided with the second gear 10 be meshed with described first gear 9, and described cam 5 is connected with pivoted arm 2 by the first gear 9, second gear 10.Sector gear rotates actuating cam and rotates, because the first gear is fixedly connected with cam, thus by the first gear to be meshed with the second gear drive pivoted arm to rotate to realize closing a floodgate just can, linkage is good, and fail safe is high.
In the present embodiment, described first gear 9 is integrally formed by connecting with cam 5 and is articulated with on support 1 by axle 13, and described sector gear 4 is articulated with on axle 13.Be hinged on axle by sector gear, and axle is fixedly connected with the first gear and cam, is convenient to assembling.
In the present embodiment, described sector gear 4 is provided with bayonet socket 11, and described cam 5 is provided with the clamp 12 forming clamping matching with described bayonet socket 11, and described sector gear 4 is rotated counterclockwise and pushes up the described clamp 12 of pressure by bayonet socket 11 and forms single-direction transmission cooperation.Sector gear arranges bayonet socket, cam arranges the clamp corresponding with bayonet socket, sector gear rotates and drives bayonet socket to snap in clamp formation clamping matching, thus makes sector gear band moving cam synchronous rotary, drives pivoted arm to close a floodgate.
In the present embodiment, a kind of miniature circuit breaker, comprise shell 14, handle 15 and operating mechanism, described handle and operating mechanism are connected, also comprise the electrically operated device for circuit breaker, pivoted arm 2 and the handle 15 of described electrically operated device are connected by loop bar 16.This miniature circuit breaker increases electrically operated device, comprise support 1, pivoted arm 2, described pivoted arm is used for being connected with the handle of circuit breaker, also comprise electric driving mechanism, described electric driving mechanism comprises motor 3, sector gear 4 and cam 5, described sector gear 4 and cam 5 are articulated with on support 1 with one heart, described cam 5 is connected with pivoted arm 2, described motor 3 drives sector gear 4 along its hinged center circumference reciprocating motion by link gear, described sector gear 4 coordinates with cam 5 single-direction transmission, sector gear 4 is rotated counterclockwise certain angle by transmission mechanism relative to cam 5, and by clamping matching actuating cam 5 synchronous rotary to the 2-in-1 lock of pivoted arm, described sector gear 4 by transmission mechanism relative to cam 5 turn clockwise depart from cam 5 clamping matching, and form the circumferential stroke that can form pivoted arm 2 separating brake for cam 5 reverse rotation.Described transmission mechanism comprises worm screw 6, turbine 7 and travelling gear 8, and described motor 3 drives worm screw 6 to rotate, and described worm screw 6 coordinates with turbine 7 transmission, and described travelling gear 8 is coaxially wholely set with turbine 7, and described sector gear 4 is meshed with travelling gear 8.Described cam 5 is provided with the first gear 9, described pivoted arm 2 is provided with the second gear 10 be meshed with described first gear 9, and described cam 5 is connected with pivoted arm 2 by the first gear 9, second gear 10.Drive the handle on circuit breaker to realize closing a floodgate by the pivoted arm on above-mentioned electrically operated device, rational in infrastructure, stability is high, and fail safe is good, long service life.
In the present embodiment, the support 1 on dynamic operating means is fixedly connected with shell 14.This support is also housing, is spliced, in addition with the shell of circuit breaker, this circuit breaker is spliced miniature circuit breaker, be spliced by multiple miniature circuit breaker, be all connected by loop bar between the handle of each circuit breaker, drive by the pivoted arm on operating means.
Embodiment should not be considered as the restriction to utility model, but anyly done based on spirit of the present utility model
Improvement, all should within protection range of the present utility model.
Claims (8)
1. the electrically operated device for circuit breaker, comprise support (1), pivoted arm (2), described pivoted arm is used for being connected with the handle of circuit breaker, it is characterized in that: also comprise electric driving mechanism, described electric driving mechanism comprises motor (3), sector gear (4) and cam (5), described sector gear (4) and cam (5) are articulated with on support (1) with one heart, described cam (5) and pivoted arm (2) are connected, described motor (3) drives sector gear (4) along its hinged center circumference reciprocating motion by link gear, described sector gear (4) coordinates with cam (5) single-direction transmission, sector gear (4) is rotated counterclockwise certain angle by transmission mechanism relative to cam (5), and closed a floodgate to pivoted arm (2) by clamping matching actuating cam (5) synchronous rotary, described sector gear (4) by transmission mechanism relative to cam (5) turn clockwise depart from cam (5) clamping matching, and form the circumferential stroke that cam (5) reverse rotation can be supplied to form pivoted arm (2) separating brake.
2. the electrically operated device for circuit breaker according to claim 1, it is characterized in that: described transmission mechanism comprises worm screw (6), turbine (7) and travelling gear (8), described motor (3) drives worm screw (6) to rotate, described worm screw (6) coordinates with turbine (7) transmission, described travelling gear (8) and turbine (7) are coaxially wholely set, and described sector gear (4) is meshed with travelling gear (8).
3. the electrically operated device for circuit breaker according to claim 1 and 2, it is characterized in that: described cam (5) is provided with the first gear (9), described pivoted arm (2) is provided with the second gear (10) be meshed with described first gear (9), and described cam (5) is connected with pivoted arm (2) by the first gear (9), the second gear (10).
4. the electrically operated device for circuit breaker according to claim 3, it is characterized in that: described first gear (9) and cam (5) are integrally formed by connecting and are articulated with on support (1) by axle (13), and described sector gear (4) is articulated with on axle (13).
5. the electrically operated device for circuit breaker according to claim 1 or 2 or 4, it is characterized in that: described sector gear (4) is provided with bayonet socket (11), described cam (5) is provided with the clamp (12) forming clamping matching with described bayonet socket (11), and described sector gear (4) is rotated counterclockwise and forms single-direction transmission by bayonet socket (11) the top described clamp of pressure (12) and coordinates.
6. a miniature circuit breaker, comprise shell (14), handle (15) and operating mechanism, described handle and operating mechanism are connected, it is characterized in that: also comprise the electrically operated device for circuit breaker according to claim 1, pivoted arm (2) and the handle (15) of described electrically operated device are connected by loop bar (16).
7. a kind of miniature circuit breaker according to claim 6, is characterized in that: described support (1) is fixedly connected with shell (14).
8. a kind of miniature circuit breaker according to claim 6 or 7, is characterized in that: this circuit breaker is spliced miniature circuit breaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420392292.3U CN204029748U (en) | 2014-07-16 | 2014-07-16 | A kind of electrically operated device for circuit breaker and miniature circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420392292.3U CN204029748U (en) | 2014-07-16 | 2014-07-16 | A kind of electrically operated device for circuit breaker and miniature circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204029748U true CN204029748U (en) | 2014-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420392292.3U Expired - Fee Related CN204029748U (en) | 2014-07-16 | 2014-07-16 | A kind of electrically operated device for circuit breaker and miniature circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204029748U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104916509A (en) * | 2015-06-19 | 2015-09-16 | 浙江天正电气股份有限公司 | Circuit breaker |
| CN105118745A (en) * | 2015-08-12 | 2015-12-02 | 宏秀电气有限公司 | Linkage turbine for automatic breaking-closing driving mechanism |
| CN105161375A (en) * | 2015-09-17 | 2015-12-16 | 湖北盛佳电器设备有限公司 | Linkage device for realizing automatic closing of circuit breaker and circuit breaker having same |
| CN105161379A (en) * | 2015-09-17 | 2015-12-16 | 湖北盛佳电器设备有限公司 | Linkage device for realizing automatic closing function of circuit breaker |
| CN105742129A (en) * | 2016-04-25 | 2016-07-06 | 宏秀电气有限公司 | Automatic opening and closing drive device and used linkage turbine thereof |
| CN107230600A (en) * | 2016-04-29 | 2017-10-03 | 上海良信电器股份有限公司 | Miniature circuit breaker electrically operated device |
| CN108511291A (en) * | 2017-02-24 | 2018-09-07 | 上海良信电器股份有限公司 | The structure-improved of electrically operated device clutch |
| CN110931320A (en) * | 2019-11-15 | 2020-03-27 | 芜湖伊莱特电气有限公司 | Breaker opening and closing device |
-
2014
- 2014-07-16 CN CN201420392292.3U patent/CN204029748U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104916509B (en) * | 2015-06-19 | 2017-03-08 | 浙江天正电气股份有限公司 | A kind of breaker |
| CN104916509A (en) * | 2015-06-19 | 2015-09-16 | 浙江天正电气股份有限公司 | Circuit breaker |
| CN105118745A (en) * | 2015-08-12 | 2015-12-02 | 宏秀电气有限公司 | Linkage turbine for automatic breaking-closing driving mechanism |
| CN105161375B (en) * | 2015-09-17 | 2018-12-04 | 湖北盛佳电器设备有限公司 | Realize the linkage of breaker automatic closing and the breaker with the device |
| CN105161379A (en) * | 2015-09-17 | 2015-12-16 | 湖北盛佳电器设备有限公司 | Linkage device for realizing automatic closing function of circuit breaker |
| CN105161379B (en) * | 2015-09-17 | 2018-12-04 | 湖北盛佳电器设备有限公司 | A kind of linkage for realizing breaker automatic switching-in function |
| CN105161375A (en) * | 2015-09-17 | 2015-12-16 | 湖北盛佳电器设备有限公司 | Linkage device for realizing automatic closing of circuit breaker and circuit breaker having same |
| CN105742129A (en) * | 2016-04-25 | 2016-07-06 | 宏秀电气有限公司 | Automatic opening and closing drive device and used linkage turbine thereof |
| CN107230600A (en) * | 2016-04-29 | 2017-10-03 | 上海良信电器股份有限公司 | Miniature circuit breaker electrically operated device |
| CN108511291A (en) * | 2017-02-24 | 2018-09-07 | 上海良信电器股份有限公司 | The structure-improved of electrically operated device clutch |
| CN108511291B (en) * | 2017-02-24 | 2019-09-17 | 上海良信电器股份有限公司 | The structure-improved of electrically operated device clutch |
| CN110931320A (en) * | 2019-11-15 | 2020-03-27 | 芜湖伊莱特电气有限公司 | Breaker opening and closing device |
| CN110931320B (en) * | 2019-11-15 | 2021-11-16 | 芜湖伊莱特电气有限公司 | Breaker opening and closing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20190716 |