CN203367182U - Miniature circuit breaker - Google Patents
Miniature circuit breaker Download PDFInfo
- Publication number
- CN203367182U CN203367182U CN 201320473053 CN201320473053U CN203367182U CN 203367182 U CN203367182 U CN 203367182U CN 201320473053 CN201320473053 CN 201320473053 CN 201320473053 U CN201320473053 U CN 201320473053U CN 203367182 U CN203367182 U CN 203367182U
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- CN
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- Prior art keywords
- circuit breaker
- gear
- miniature circuit
- handle
- thumb wheel
- 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.)
- Expired - Fee Related
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- 210000003813 thumb Anatomy 0.000 claims description 22
- 238000009413 insulation Methods 0.000 claims description 14
- 230000002457 bidirectional effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000005520 electrodynamics Effects 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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Abstract
The utility model discloses a miniature circuit breaker including a miniature circuit breaker body and an electric opening and closing device, The miniature circuit breaker body includes a housing and a hand-operated trigger for opening and closing, the electric opening and closing device is provided with an insulating casing, a shifting handle, and an electric mechanism, the electric opening and closing device drives the hand-operated trigger to perform opening and closing motion via the shifting handle, the electric mechanism includes a motor with an output gear, a star wheel, and a linkage gear assembly, the electric motor drives the star wheel to perform reciprocating rotation through the linkage gear assembly and further drives the shifting handle to perform reciprocating rotation through the star wheel, a shifting plate is fixed on the star wheel, the outer end, extending out of the insulating casing, of the shifting plate is used as the shifting handle, the linkage gear assembly includes a main gear and a pinion which are coaxially arranged, the main gear and the star wheel are circumferential gears having gear teeth uniformly distributed on the whole periphery, and the pinion is a sector gear provided with gear teeth at the partial arched part on the whole periphery. The miniature circuit breaker provided is beautiful in appearance, convenient for installation, and convenient to use.
Description
Technical field
The utility model belongs to miniature circuit breaker structure-design technique field.
Background technology
Miniature circuit breaker (for example miniature circuit breaker of C45 type or DZ47 type) is although, in extensive use and supply line of family, due to the restriction of its small volume and self structure, be difficult to install additional the electrodynamic type close/open machine at present.The miniature circuit breaker that has individually electronic divide-shut brake function is also arranged in the market, its structure has following two kinds: (1) is built in electronic close/open machine in the miniature circuit breaker housing, also with miniature circuit breaker in binding post, operating mechanism, overload flow protection mechanism be arranged in same housing, its structure is comparatively complicated, easily breaks down; In addition, because the market compare little ， enterprise of current electronic opening and closing type miniature circuit breaker produces the electronic opening and closing type miniature circuit breaker of this integral type, design brand-new structure, mould and production procedure, drop into larger; (2) external on miniature circuit breaker housing outer wall electronic close/open machine, the disclosed air switch controller of patent documentation CN201302949Y for example; The shortcoming of this structure is that profile is ugly, in addition owing to adopting the guide tracked installation of DIN on the miniature circuit breaker main flow of C45 type or DZ47 type, its standardization of reserved installing space, generally be difficult to meet the required space requirement taken of this outlet structure.
In addition, the guide tracked installation of DIN is the common a kind of mounting means of industrial electric element, and has formed at the international level certain standard, supports the electric component of this standard can be stuck in easily on guide rail and without being screwed, dismounting and safeguard also very convenient.The width of common guide rail is 35mm, and some novel air switches are as DZ47-63 series, and contactor CJX1,2,8 series, circuit breaker DZ-108 series, miniature relay, portion of time relay set have all adopted this standard.
The utility model content
The purpose of this utility model is to provide the miniature circuit breaker that a kind of profile is comparatively attractive in appearance, installation is comparatively convenient, use for convenience, have electronic divide-shut brake function.
The technical scheme that realizes the utility model purpose is: a kind of miniature circuit breaker, comprise the miniature circuit breaker body, and the miniature circuit breaker body comprises housing and stretches out the manual trigger piece of divide-shut brake of housing; It is characterized in that: also comprise the electronic switching off/on device that carries out the divide-shut brake action for driving manual trigger piece; Electronic switching off/on device has insulation crust, stretches out dialling handle and dialling for driving the motor drive mechanism that handle is back and forth stirred of insulation crust; The described group of handle and relative being fixedly installed of manual trigger piece on the miniature circuit breaker body, electronic switching off/on device drives manual trigger piece and carries out the divide-shut brake action by dialling handle; Motor drive mechanism comprises the linkage gear assembly of motor with output gear, thumb wheel and interlock output gear and thumb wheel, and described motor drives the thumb wheel reciprocating rotation by the linkage gear assembly, and and then drives group handle reciprocating rotation by thumb wheel; Be fixed with plate on described thumb wheel, the outboard end of this plate stretches out insulation crust as dialling handle; Described linkage gear assembly comprises master gear and the pinion of coaxial setting, master gear and thumb wheel are to be equipped with the circumference gear of the gear teeth on whole excircle, pinion is on whole excircle, to only have the partial arc place just to be provided with the sector gear of the gear teeth, master gear and output gear engagement arrange, and pinion and thumb wheel engagement arrange.
The utility model is in being arranged on insulation crust to motor drive mechanism, and make it there is the handle of dialling that stretches out insulation crust, and be arranged on the guide tracked section that clamps of DIN on insulation crust, in concrete practice, can make insulation crust with the housing of adaptive miniature circuit breaker body onesize, it can be snapped fitted on external DIN guide rail side by side with the miniature circuit breaker body, thereby there is good looking appearance, installation facility, easy to use.In addition due to the electronic switching off/on device in the utility model and miniature circuit breaker body split setting, do not affect the manufacturing of original miniature circuit breaker, concerning enterprise, can obtain this electronic switching off/on device by outsourcing or the mode of manufacturing separately, thereby effectively reduce fund input, reduce integrated cost.
The accompanying drawing explanation
Fig. 1 is a kind of perspective view of the utility model the first structure;
A kind of perspective view of Fig. 2 when to be miniature circuit breaker shown in Fig. 1 observe from another angle;
Fig. 3 is a kind of perspective view of electronic switching off/on device in miniature circuit breaker shown in Fig. 1;
A kind of perspective view of Fig. 4 when to be electronic switching off/on device shown in Fig. 3 observe from another angle;
Fig. 5 is a kind of decomposing schematic representation of electronic switching off/on device shown in Fig. 3;
Fig. 6 is a kind of decomposition texture schematic diagram of the utility model the second structure.
Embodiment
(embodiment 1)
Fig. 1 to Fig. 5 has shown the first embodiment of the present utility model, and wherein Fig. 1 is a kind of perspective view of the utility model the first structure; A kind of perspective view of Fig. 2 when to be miniature circuit breaker shown in Fig. 1 observe from another angle; Fig. 3 is a kind of perspective view of electronic switching off/on device in miniature circuit breaker shown in Fig. 1; A kind of perspective view of Fig. 4 when to be electronic switching off/on device shown in Fig. 3 observe from another angle; Fig. 5 is a kind of decomposing schematic representation of electronic switching off/on device shown in Fig. 3.
The present embodiment is a kind of miniature circuit breaker, sees shown in Fig. 1 to Fig. 5, comprises miniature circuit breaker body 1, and the divide-shut brake that the miniature circuit breaker body comprises housing 11, stretch out housing is with manual trigger piece 12 and be arranged on the guide tracked clamping mechanism 13 of DIN on housing; Its design feature is: also comprise the electronic switching off/on device 2 that carries out the divide-shut brake action for driving manual trigger piece; Electronic switching off/on device has insulation crust 3, stretches out dialling handle 4, the motor drive mechanism 5 of back and forth stirring for drive group handle and being arranged on the guide tracked section 6 that clamps of DIN on insulation crust of insulation crust; The described group of handle and relative being fixedly installed of manual trigger piece on the miniature circuit breaker body, electronic switching off/on device drives manual trigger piece and carries out the divide-shut brake action by dialling handle.
Motor drive mechanism in the present embodiment comprises the linkage gear assembly 54 of motor 52, thumb wheel 53 and interlock output gear and thumb wheel with output gear 51, described motor drives the thumb wheel reciprocating rotation by the linkage gear assembly, and and then drive and dial the handle reciprocating rotation by thumb wheel, dial handle and be fixedly installed due to relative with manual trigger piece, thereby drive manual trigger piece, carry out the divide-shut brake action.Be fixed with plate 55 on described thumb wheel, the outboard end of this plate stretches out insulation crust as dialling handle.
In the present embodiment, described linkage gear assembly comprises master gear 541 and the pinion 542 of coaxial setting, master gear and thumb wheel are to be equipped with the circumference gear of the gear teeth on whole excircle, pinion is on whole excircle, to only have the partial arc place just to be provided with the sector gear of the gear teeth, master gear and output gear engagement arrange, and pinion and thumb wheel engagement arrange.
If start the less motor of rotary resistance while adopting outage, also less power can drive the motor drive mechanism reciprocating rotation under off-position, and the existence of this kind of electronic switching off/on device can not have influence on overload, the short-circuit protection tripping operation of miniature circuit breaker.
In addition; when selecting the motor that resistance is larger; the power that is also miniature circuit breaker tripping operation can not driving electric mechanism reciprocating rotation; a bidirectional clutch 543 with master gear, the coaxial setting of pinion can also be set; the existence of this bidirectional clutch can be so that motor forward/backward rotation when moving; all can drive thumb wheel by the linkage gear assembly and rotate, again can be under the electric motor circuit breaking state, its group of handle can not hinder overload, the short-circuit protection tripping operation of miniature circuit breaker.
In the present embodiment, pin 7 is relative is fixedly installed by one to dial handle and manual trigger piece.
(embodiment 2)
Fig. 6 is a kind of decomposition texture schematic diagram of the utility model the second structure, has shown the second embodiment of the present utility model.
The present embodiment is substantially the same manner as Example 1, and difference is: as shown in Figure 6, dial handle and manually trigger piece shackle member 8 is relative is fixedly installed by one, this shackle member comprises linkage part 81 and is set in the socket part 82 of dialling on handle and manual trigger piece.
Obviously, above-described embodiment of the present utility model is only for the utility model example clearly is described, and is not the restriction to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all execution modes.And these belong to apparent variation or the change that connotation of the present utility model extends out and still belong to protection range of the present utility model.
Claims (2)
1. a miniature circuit breaker, comprise miniature circuit breaker body (1), and the miniature circuit breaker body comprises housing (11) and stretches out the manual trigger piece for divide-shut brake (12) of housing; It is characterized in that: also comprise the electronic switching off/on device (2) that carries out the divide-shut brake action for driving manual trigger piece; Electronic switching off/on device has insulation crust (3), stretches out dialling handle (4) and dialling for driving the motor drive mechanism (5) that handle is back and forth stirred of insulation crust; The described group of handle and relative being fixedly installed of manual trigger piece on the miniature circuit breaker body, electronic switching off/on device drives manual trigger piece and carries out the divide-shut brake action by dialling handle; Motor drive mechanism comprises the have output gear motor (52), thumb wheel (53) of (51) and the linkage gear assembly (54) of interlock output gear and thumb wheel, described motor drives the thumb wheel reciprocating rotation by the linkage gear assembly, and and then drives group handle reciprocating rotation by thumb wheel; Be fixed with plate (55) on described thumb wheel, the outboard end of this plate stretches out insulation crust as dialling handle; Described linkage gear assembly comprises master gear (541) and the pinion (542) of coaxial setting, master gear and thumb wheel are to be equipped with the circumference gear of the gear teeth on whole excircle, pinion is on whole excircle, to only have the partial arc place just to be provided with the sector gear of the gear teeth, master gear and output gear engagement arrange, and pinion and thumb wheel engagement arrange.
2. miniature circuit breaker according to claim 1 is characterized in that: the linkage gear assembly also comprises with master gear, pinion and coaxially arranging, and the bidirectional clutch (543) for driving master gear and pinion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320473053 CN203367182U (en) | 2013-08-02 | 2013-08-02 | Miniature circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320473053 CN203367182U (en) | 2013-08-02 | 2013-08-02 | Miniature circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203367182U true CN203367182U (en) | 2013-12-25 |
Family
ID=49814905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320473053 Expired - Fee Related CN203367182U (en) | 2013-08-02 | 2013-08-02 | Miniature circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203367182U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103367060A (en) * | 2013-08-02 | 2013-10-23 | 乐清市华尊电气有限公司 | Miniature circuit breaker |
| CN105436773A (en) * | 2016-01-05 | 2016-03-30 | 刘锦刚 | Welding gun walking mechanism with LED indicating lamp and capable of dissipating heat |
-
2013
- 2013-08-02 CN CN 201320473053 patent/CN203367182U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103367060A (en) * | 2013-08-02 | 2013-10-23 | 乐清市华尊电气有限公司 | Miniature circuit breaker |
| CN103367060B (en) * | 2013-08-02 | 2016-02-03 | 乐清市华尊电气有限公司 | Miniature circuit breaker |
| CN105436773A (en) * | 2016-01-05 | 2016-03-30 | 刘锦刚 | Welding gun walking mechanism with LED indicating lamp and capable of dissipating heat |
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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: KAIFENG POWER SUPPLY COMPANY STATE GRID HENAN ELE Effective date: 20141120 Owner name: STATE GRID CORPORATION OF CHINA Free format text: FORMER OWNER: YUEQING HUAZUN ELECTRICAL CO., LTD. Effective date: 20141120 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 325600 WENZHOU, ZHEJIANG PROVINCE TO: 100031 XICHENG, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20141120 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: KAIFENG POWER SUPPLY COMPANY, STATE GRID HENAN ELECTRIC POWER CO., LTD. Address before: Yueqing city streets east of Niu Bi Dong Cun 325600 in Zhejiang province Wenzhou City Patentee before: Yueqing Huazun Electric Co., Ltd. |
|
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Guo Furan Inventor after: Xu Xiaobo Inventor before: Hu Xiaoqing |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: HU XIAOQING TO: GUO FURAN XU XIAOBO |
|
| 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: 20131225 Termination date: 20170802 |