CN203481073U - Matched installing structure for main shaft of circuit breaker and electric operating mechanism - Google Patents
Matched installing structure for main shaft of circuit breaker and electric operating mechanism Download PDFInfo
- Publication number
- CN203481073U CN203481073U CN201320583217.0U CN201320583217U CN203481073U CN 203481073 U CN203481073 U CN 203481073U CN 201320583217 U CN201320583217 U CN 201320583217U CN 203481073 U CN203481073 U CN 203481073U
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- China
- Prior art keywords
- main shaft
- operating mechanism
- circuit breaker
- motor
- output shaft
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Abstract
The utility model discloses a matched installing structure for a main shaft of a circuit breaker and an electric operating mechanism. The matched installing structure comprises the main shaft and the electric operating mechanism, wherein the electric operating mechanism comprises a motor, a speed reducer and a clutch. The speed reducer comprises a box body, a gear speed-reducing assembly and an output shaft, wherein the clutch is arranged in the box body, the gear speed-reducing assembly is in transmission connection with the motor, the output shaft is a gear shaft, the box body is provided with an opening enabling teeth on the output shaft to expose, and the box body is detachably connected with an installing plate arranged on the circuit breaker. A shaft hole is formed in the installing plate, the main shaft penetrates the shaft hole and is rotatably arranged on the circuit breaker, and the main shaft is connected with a transmission gear meshed with the teeth on the output shaft. By forming the opening in the box body of the speed reducer of the electric operating mechanism, the teeth on the output shaft can be meshed with the transmission gear on the main shaft. The matched installing structure is ingenious, the electric operating mechanism is convenient to disassemble, and the radial force produced by meshing between the transmission gear on the main shaft of the circuit breaker and the teeth on the output shaft is borne by the installing plate.
Description
Technical field
The utility model relates to a kind of circuit breaker, relates in particular to a kind of main shaft of circuit breaker and the mounting structure that coordinates of motor-operating mechanism.
Background technology
In the drive unit of distribution apparatus circuit breaker; often can use the motor-operating mechanism with bidirectional clutch; when electronic, rely on motor deceleration device to drive breaker main shaft to realize the operation of splitting or integrating lock; in the time of manually, by clutch, reducing motor and breaker main shaft are thrown off, by the direct actuating breaker main shaft of handle, realize splitting or integrating lock.
The output shaft of traditional mechanical type automatic bidirectional clutch motor-operating mechanism stretches out outside the casing of decelerator, is in transmission connection with breaker main shaft, and clutch is arranged on output shaft, is cantilever design, and axle rigidity is poor.Given this plant problem, part producer is arranged on the output gear of automatic bidirectional clutch motor-operating mechanism the box house of decelerator, as shown in Figure 1, the main shaft 11 of circuit breaker passes the endoporus of the inner output gear 13 of motor-operating mechanism 12, and passes the casing of the decelerator of motor-operating mechanism 12 simultaneously; Yet, this kind of structure, each dismounting motor-operating mechanism 12 all must be extracted the main shaft 11 of circuit breaker out, and part on the main shaft 11 of circuit breaker is more, to installation and maintenance, brings great inconvenience.
Utility model content
The purpose of this utility model is for the problems referred to above, and a kind of main shaft of circuit breaker and the mounting structure that coordinates of motor-operating mechanism are provided, and to solve original circuit breaker dismounting motor-operating mechanism, all must extract the main shaft of circuit breaker, the problem that installation and maintenance are constant out.
The purpose of this utility model is to be achieved through the following technical solutions:
The mounting structure that coordinates of a kind of main shaft of circuit breaker and motor-operating mechanism, comprise main shaft and motor-operating mechanism, described motor-operating mechanism comprises motor, decelerator and clutch, described decelerator comprises casing and is arranged at the gear reduction assembly in casing, output shaft, described clutch is arranged in casing, described gear reduction assembly is connected with motor-driven, described output shaft is tooth axle, on described casing, be provided with the opening that the tooth on output shaft is exposed, and casing is dismountable to be connected with the mounting panel being arranged on circuit breaker, on described mounting panel, have axis hole, main shaft is arranged on circuit breaker through this axis hole rotation, on described main shaft, be connected with the travelling gear being meshed with tooth on output shaft.
Preferably, on described mounting panel, have location hole, on described casing, be provided with the positioning boss matching with location hole.
Preferably, described casing is connected with mounting panel by screw.
Further, on described main shaft, have V-shaped groove, on the endoporus of described travelling gear, be provided with the vee-block matching with V-shaped groove.
The beneficial effects of the utility model are, the main shaft of described circuit breaker coordinates mounting structure by opening being set on the casing at motor-operating mechanism decelerator with motor-operating mechanism, tooth on output shaft is exposed, and mesh with the travelling gear on main shaft, structure is ingenious, and motor-operating mechanism is arranged on mounting panel, convenient disassembly, without extracting main shaft out, in addition, main shaft is through the axis hole on mounting panel, the radial load that travelling gear on breaker main shaft and the engagement of the tooth on motor-operating mechanism output shaft are produced is born by mounting panel, simple in structure, be easy to realize.
Accompanying drawing explanation
Fig. 1 is the main shaft of conventional circuit breaker and the schematic diagram that coordinates mounting structure of motor-operating mechanism;
Fig. 2 is the main shaft of the utility model circuit breaker and the schematic diagram that coordinates mounting structure of motor-operating mechanism;
Fig. 3 is the structural representation of the utility model mounting panel;
Fig. 4 is the structural representation of the utility model motor-operating mechanism.
In figure:
11, main shaft; 12, motor-operating mechanism; 13, output gear; 21, motor; 22, decelerator; 23, mounting panel; 24, travelling gear; 25, positioning boss; 26, main shaft; 27, location hole; 28, axis hole; 29, tooth.
Embodiment
Below in conjunction with accompanying drawing and by embodiment, further illustrate the technical solution of the utility model.
Please refer to shown in Fig. 2 to Fig. 4, in the present embodiment, the mounting structure that coordinates of a kind of main shaft of circuit breaker and motor-operating mechanism, comprise main shaft 26 and motor-operating mechanism, described motor-operating mechanism comprises motor 21, decelerator 22 and clutch, described decelerator 22 comprises casing and is arranged at the gear reduction assembly in casing, output shaft, described clutch is arranged in casing, described gear reduction assembly and motor 21 are in transmission connection, described output shaft is tooth axle, on described casing, be provided with the opening that the tooth 29 that makes on output shaft exposes, and casing is connected with the mounting panel 23 being arranged on circuit breaker by screw, on described mounting panel 23, have location hole 27 and axis hole 28, on described casing, be provided with the positioning boss 25 matching with location hole 27, main shaft 26 is arranged on circuit breaker through the axis hole 28 on mounting panel 23 rotation, on described main shaft 26, be connected with the travelling gear 24 being meshed with tooth 29 on output shaft, on main shaft 26, have V-shaped groove, on the endoporus of travelling gear 24, be provided with the vee-block matching with V-shaped groove.
The utility model by being provided for exposing the opening of the tooth on motor-operating mechanism output shaft on the casing of decelerator, make the main shaft 26 of circuit breaker needn't pass motor-operating mechanism, when maintenance need to be dismantled motor-operating mechanism, without the main shaft 26 of extracting circuit breaker out, easy accessibility.
Above embodiment has just set forth basic principle of the present utility model and characteristic; the utility model is not limited by above-described embodiment; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various variations and change, and these variations and change all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (4)
1. the mounting structure that coordinates of the main shaft of a circuit breaker and motor-operating mechanism, comprise main shaft and motor-operating mechanism, described motor-operating mechanism comprises motor, decelerator and clutch, described decelerator comprises casing and is arranged at the gear reduction assembly in casing, output shaft, described clutch is arranged in casing, described gear reduction assembly is connected with motor-driven, it is characterized in that: described output shaft is tooth axle, on described casing, be provided with the opening that the tooth on output shaft is exposed, and casing is dismountable to be connected with the mounting panel being arranged on circuit breaker, on described mounting panel, have axis hole, main shaft is arranged on circuit breaker through this axis hole rotation, on described main shaft, be connected with the travelling gear being meshed with tooth on output shaft.
2. the mounting structure that coordinates of the main shaft of circuit breaker according to claim 1 and motor-operating mechanism, is characterized in that: on described mounting panel, have location hole, be provided with the positioning boss matching with location hole on described casing.
3. the mounting structure that coordinates of the main shaft of circuit breaker according to claim 1 and motor-operating mechanism, is characterized in that: described casing is connected with mounting panel by screw.
4. the mounting structure that coordinates of the main shaft of circuit breaker according to claim 1 and motor-operating mechanism, is characterized in that: on described main shaft, have V-shaped groove, be provided with the vee-block matching with V-shaped groove on the endoporus of described travelling gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320583217.0U CN203481073U (en) | 2013-09-18 | 2013-09-18 | Matched installing structure for main shaft of circuit breaker and electric operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320583217.0U CN203481073U (en) | 2013-09-18 | 2013-09-18 | Matched installing structure for main shaft of circuit breaker and electric operating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203481073U true CN203481073U (en) | 2014-03-12 |
Family
ID=50229355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320583217.0U Expired - Lifetime CN203481073U (en) | 2013-09-18 | 2013-09-18 | Matched installing structure for main shaft of circuit breaker and electric operating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203481073U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106019139A (en) * | 2016-07-28 | 2016-10-12 | 山东泰开高压开关有限公司 | Arc-extinguishing chamber arc contact ablation degree measurement device and measurement method |
-
2013
- 2013-09-18 CN CN201320583217.0U patent/CN203481073U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106019139A (en) * | 2016-07-28 | 2016-10-12 | 山东泰开高压开关有限公司 | Arc-extinguishing chamber arc contact ablation degree measurement device and measurement method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140312 |