CN101938190A - Motor specially used for miniature circuit breaker - Google Patents
Motor specially used for miniature circuit breaker Download PDFInfo
- Publication number
- CN101938190A CN101938190A CN 201010277061 CN201010277061A CN101938190A CN 101938190 A CN101938190 A CN 101938190A CN 201010277061 CN201010277061 CN 201010277061 CN 201010277061 A CN201010277061 A CN 201010277061A CN 101938190 A CN101938190 A CN 101938190A
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- gear
- motor
- reduction box
- circuit breaker
- shaft
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Abstract
The invention relates to a motor specially used for a miniature circuit breaker. The motor comprises a permanent magnet motor and a reduction gearbox connected to the permanent magnet motor, wherein a motor gear is fixedly connected to a motor shaft of the permanent magnet motor, and meshed with an input gear of the reduction gearbox, the gear shaft of the input gear is fixedly connected to a box body of the reduction gearbox, the input gear is meshed with an output gear, the output gear is fixedly connected to an output gear shaft, and the output gear shaft can be rotatably fixed on the box body of the reduction gearbox. As the permanent magnet motor in the invention is provided with the motor gear which is provided with the input gear of the reduction gearbox, and the gear shaft of the reduction gearbox is directly fixed on the box body, therefore, the structure is compact, the whole volume of the motor is reduced, and the cost is reduced.
Description
Technical field
The present invention relates to the motor-operating mechanism of miniature circuit breaker, specifically a kind of miniature circuit breaker motor special.
Background technology
Current, the electric operating of the small electrical power circuit breaker that 200A is following and Long-distance Control, intelligent control fast development, the miniature circuit breaker motor special is key foundation parts of realizing its function.The electric operating of existing framework power circuit breaker and Long-distance Control, intelligent control technology are fairly perfect, but its structure is comparatively huge; The common circuit breaker motor special is big because of its volume, complex structure, and cost is high and can not mate with the small electrical power circuit breaker.
Summary of the invention
The present invention is directed to the problems referred to above, a kind of miniature circuit breaker motor special is provided, this electric machine structure is simple, and volume is little, and cost is low, can satisfy the requirement of the electric operating of the following small electrical power circuit breaker of 200A and Long-distance Control, intelligent control.
According to technical scheme of the present invention: described miniature circuit breaker motor special comprises magneto and the reduction box that is connected with magneto; Be fixedly connected with motor gear on the motor shaft of described magneto, described motor gear is meshed with the input gear of described reduction box, the gear shaft of described input gear is fixedly connected on the casing of described reduction box, described input gear is meshed with output gear, described output gear is fixedly connected on the output gear shaft, and described output gear shaft rotatably is fixed on the casing of described reduction box.
The motor shaft of described magneto is provided with flat side and beading, and the endoporus of described motor gear is corresponding with the cross sectional shape of described motor shaft, the endoporus tight fit of described motor shaft and described motor gear.
The input gear of described reduction box and and output gear between be provided with the multi-stage gear group.
The afterbody gear of described reduction box adopts short tooth system, and tooth top and tooth root adopt arc transition.
The casing of described reduction box adopts the plastic material that has added glass fibre, and the gear shaft of described reduction box adopts metal material.
The injection end of described gear shaft is provided with annular knurl.
Directly be injected with ply-yarn drill on the casing of described reduction box.
Technique effect of the present invention is: magneto among the present invention adopts motor gear to be meshed with the input gear of reduction box, and the gear shaft of reduction box directly is fixed on the casing, and compact conformation has reduced the volume of complete machine, has reduced cost; The endoporus of motor shaft and motor gear adopts beading and flat side's tight fit, and no key, nothing pin connect, and be more convenient, more economical; The afterbody gear of reduction box adopts short tooth system, and tooth top and tooth root adopt arc transition, can improve the transmission intensity of gear effectively; Casing adopts the plastic material moulding of having added glass fibre, and cost is low, and consistency of product is good; Ply-yarn drill is molded directly within on the reduction box casing, and is more convenient, more reliable, more attractive in appearance.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the stereogram of the reduction box bottom end cover that is fixed with gear shaft among the present invention.
Fig. 3 is the front view of Fig. 2.
Fig. 4 is the stereogram of the reduction box upper end cover that is fixed with gear shaft among the present invention.
Fig. 5 is the enlarged drawing of the ply-yarn drill structure among Fig. 4.
Fig. 6 is the cross section enlarged drawing of the motor shaft among the present invention.
Fig. 7 is the cross section enlarged drawing of the motor gear endoporus among the present invention.
Embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is further described.
As shown in Figure 1, the present invention is a kind of miniature circuit breaker motor special, comprises magneto 13 and the reduction box that is connected with magneto 13.
Be fixedly connected with motor gear 12 on the motor shaft of magneto 13.The connected mode of motor gear 12 is: as shown in Figure 6, the motor shaft of magneto 13 is provided with flat side 21 and beading 22, and the endoporus (see figure 7) of motor gear 12 is corresponding with the cross sectional shape of motor shaft, the endoporus tight fit of motor shaft and motor gear 12.Adopt this connected mode, no key, nothing pin connect, and be more convenient, more economical.
Reduction box can be the single-stage reduction box, also can adopt the multi-stage speed-reducing case, selects for use on demand.The input gear of single-stage reduction box is meshed with output gear, and output gear is fixedly connected on the output gear shaft 5.
The input gear of multi-stage speed-reducing case and and output gear between be provided with the multi-stage gear group, its afterbody gear adopts short tooth system, tooth top and tooth root adopt arc transition, can improve the transmission intensity of gear effectively.
Reduction box among the embodiment shown in Figure 1 adopts level Four to slow down, and comprises intermeshing first gear train 11, second gear train 10, the 3rd gear train 8, the 4th gear train 7 and output gear.The casing of reduction box is made up of bottom end cover 1, casing body 2 and upper end cover 9, and bottom end cover 1 is fixed on the casing body 2 with screw 3 respectively with upper end cover 9.Casing body 2, bottom end cover 1 and upper end cover 9 all adopt the plastic material moulding of having added glass fibre, and cost is low, and consistency of product is good.
The gear shaft 15,16,17,18 of reduction box and 5 adopts metal material to make the intensity height; Each gear also adopts to have added the plastic material moulding of glass fibre, need not to customize cutter, and cost is low.
As Fig. 2, shown in Figure 3, the gear shaft 17 of the gear shaft 15 of first gear train 11 of reduction box, the gear shaft 16 of second gear train 10, the 3rd gear train 8 directly injects the bottom end cover 1 of reduction box.As Fig. 4, shown in Figure 5, the gear shaft 18 of the 4th gear train 7 directly injects the upper end cover 9 of reduction box.The injection end of gear shaft is provided with annular knurl 19, and is fixing reliable, do not need to add in addition fixing, more compact structure.
Directly be injected with ply-yarn drill 20 on the casing of reduction box, more convenient, more reliable, more attractive in appearance, as Fig. 4, shown in Figure 5.
As shown in Figure 1, magneto 13 is fixed on the casing body 2 of reduction box by screw 14.Motor gear 12 is meshed with the input gear of reduction box, the output gear of reduction box is fixedly connected on the output gear shaft 5, and output gear shaft 5 rotatably is fixed on respectively on the bottom end cover 1 and casing body 2 of reduction box by first oiliness bearing 6 and second oiliness bearing 4.The power of magneto 13 is transferred to output gear shaft 5 with operating breaker through motor gear 12 and multi-stage gear group.
Magneto 13 among the present invention adopts motor gears 12 to be meshed with the input gear of reduction box, and the gear shaft of reduction box directly is fixed on the casing, and compact conformation has reduced the volume of complete machine, has reduced cost.
Claims (7)
1. miniature circuit breaker motor special, comprise magneto (13) and the reduction box that is connected with magneto (13), it is characterized in that: be fixedly connected with motor gear (12) on the motor shaft of described magneto (13), described motor gear (12) is meshed with the input gear of described reduction box, the gear shaft of described input gear is fixedly connected on the casing of described reduction box, described input gear is meshed with output gear, described output gear is fixedly connected on the output gear shaft (5), and described output gear shaft (5) rotatably is fixed on the casing of described reduction box.
2. according to the described miniature circuit breaker motor special of claim 1, it is characterized in that: the motor shaft of described magneto (13) is provided with flat side (21) and beading (22), the endoporus of described motor gear (12) is corresponding with the cross sectional shape of described motor shaft, the endoporus tight fit of described motor shaft and described motor gear (12).
3. according to the described miniature circuit breaker motor special of claim 1, it is characterized in that: the input gear of described reduction box and and output gear between be provided with the multi-stage gear group.
4. according to the described miniature circuit breaker motor special of claim 3, it is characterized in that: the afterbody gear of described reduction box adopts short tooth system, and tooth top and tooth root adopt arc transition.
5. according to the described miniature circuit breaker motor special of claim 1, it is characterized in that: the casing of described reduction box adopts the plastic material that has added glass fibre, and the gear shaft of described reduction box adopts metal material.
6. according to the described miniature circuit breaker motor special of claim 1, it is characterized in that: the injection end of described gear shaft is provided with annular knurl (19).
7. according to the described miniature circuit breaker motor special of claim 1, it is characterized in that: directly be injected with ply-yarn drill (20) on the casing of described reduction box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010277061 CN101938190A (en) | 2010-09-09 | 2010-09-09 | Motor specially used for miniature circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010277061 CN101938190A (en) | 2010-09-09 | 2010-09-09 | Motor specially used for miniature circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101938190A true CN101938190A (en) | 2011-01-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010277061 Pending CN101938190A (en) | 2010-09-09 | 2010-09-09 | Motor specially used for miniature circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101938190A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103023204A (en) * | 2012-12-17 | 2013-04-03 | 无锡市凯旋电机有限公司 | Miniature alternating current and direct current motor operating mechanism |
| CN103762778A (en) * | 2014-02-12 | 2014-04-30 | 浙江三星机电股份有限公司 | Brushless direct current motor with reduction gear |
| CN105322712A (en) * | 2014-07-02 | 2016-02-10 | 日本电产三协株式会社 | Gear motor and automatic opening/closing means |
| CN110510066A (en) * | 2019-07-04 | 2019-11-29 | 武汉船用机械有限责任公司 | A kind of permanent-magnet electric horizontal windlass |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2896481Y (en) * | 2006-03-08 | 2007-05-02 | 常熟开关制造有限公司(原常熟开关厂） | Electric operation mechanism of circuit breaker |
| CN100521021C (en) * | 2007-12-12 | 2009-07-29 | 无锡市凯旋电机有限公司 | Electric motor operation switch with engaging and disengaging gear |
| CN101794673A (en) * | 2010-02-24 | 2010-08-04 | 无锡市凯旋电机有限公司 | Motor-driven operating mechanism with thermal protector |
| CN201766453U (en) * | 2010-09-09 | 2011-03-16 | 无锡市凯旋电机有限公司 | Micro circuit breaker specially for motor |
-
2010
- 2010-09-09 CN CN 201010277061 patent/CN101938190A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2896481Y (en) * | 2006-03-08 | 2007-05-02 | 常熟开关制造有限公司(原常熟开关厂） | Electric operation mechanism of circuit breaker |
| CN100521021C (en) * | 2007-12-12 | 2009-07-29 | 无锡市凯旋电机有限公司 | Electric motor operation switch with engaging and disengaging gear |
| CN101794673A (en) * | 2010-02-24 | 2010-08-04 | 无锡市凯旋电机有限公司 | Motor-driven operating mechanism with thermal protector |
| CN201766453U (en) * | 2010-09-09 | 2011-03-16 | 无锡市凯旋电机有限公司 | Micro circuit breaker specially for motor |
Non-Patent Citations (1)
| Title |
|---|
| 《电气工程师手册》 20050930 编辑委员会 电气工程师手册 , 1 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103023204A (en) * | 2012-12-17 | 2013-04-03 | 无锡市凯旋电机有限公司 | Miniature alternating current and direct current motor operating mechanism |
| CN103762778A (en) * | 2014-02-12 | 2014-04-30 | 浙江三星机电股份有限公司 | Brushless direct current motor with reduction gear |
| CN103762778B (en) * | 2014-02-12 | 2016-01-20 | 浙江三星机电股份有限公司 | A kind of brshless DC motor with deceleration device |
| CN105322712A (en) * | 2014-07-02 | 2016-02-10 | 日本电产三协株式会社 | Gear motor and automatic opening/closing means |
| CN105322712B (en) * | 2014-07-02 | 2017-12-26 | 日本电产三协株式会社 | Gear motor and automatic shutter unit |
| CN110510066A (en) * | 2019-07-04 | 2019-11-29 | 武汉船用机械有限责任公司 | A kind of permanent-magnet electric horizontal windlass |
| CN110510066B (en) * | 2019-07-04 | 2021-07-20 | 武汉船用机械有限责任公司 | Permanent-magnet electric horizontal anchor machine |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110105 |