CN204465299U - A kind of brush motor of automotive air blowers of noise reduction - Google Patents
A kind of brush motor of automotive air blowers of noise reduction Download PDFInfo
- Publication number
- CN204465299U CN204465299U CN201520193441.8U CN201520193441U CN204465299U CN 204465299 U CN204465299 U CN 204465299U CN 201520193441 U CN201520193441 U CN 201520193441U CN 204465299 U CN204465299 U CN 204465299U
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- China
- Prior art keywords
- magnetic shoe
- groups
- location notch
- diapire
- noise reduction
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- 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.)
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model relates to a kind of brush motor of automotive air blowers of noise reduction, include housing, magnetic shoe, outer bearing and rotor assembly is provided with in described housing, described housing comprises the body in bowl-shape setting, described body is provided with diapire and perisporium, axis hole is provided with in the middle part of described diapire, the inner side of the corresponding described perisporium of described diapire is provided with two groups of magnetic shoe location notch groups, often organize magnetic shoe location notch group and at least comprise two magnetic shoe location notchs, the baseplane of described magnetic shoe is close to mutually with described magnetic shoe location notch.Technical solutions of the utility model, during assembling, ensure that the baseplane of magnetic shoe can be close to multiple magnetic shoe location notchs of two groups of magnetic shoe location notch groups, thus ensure that magnetic shoe axis and motor shaft are to coincideing, and then the center of stator and rotor is coincide, the operating efficiency of motor is performed to ultimate attainment, the noise (mechanicalness noise and electromagnetic noise) simultaneously during high speed operation of motor greatly reduces.
Description
Technical field
The utility model relates to a kind of brush motor of automotive air blowers of noise reduction.
Background technology
The brush motor of the automotive air blowers of noise reduction, generally include housing, magnetic shoe, outer bearing and rotor assembly is provided with in described housing, described housing comprises the body in bowl-shape setting, described body is provided with diapire and perisporium, axis hole is provided with in the middle part of described diapire, the brush motor of traditional automotive air blowers, its magnetic shoe location adopts One-Point Location usually, in actual production process, after One-Point Location, magnetic shoe cannot be guaranteed and housing coaxial line in the stator, has had a strong impact on the air-gap field of motor, and motor exists various electromagnetic noise in running.
Summary of the invention
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of effective brush motor reducing the automotive air blowers of the noise reduction of noise when running.
For achieving the above object, the utility model provides following technical scheme: a kind of brush motor of automotive air blowers of noise reduction, include housing, magnetic shoe, outer bearing and rotor assembly is provided with in described housing, described housing comprises the body in bowl-shape setting, described body is provided with diapire and perisporium, axis hole is provided with in the middle part of described diapire, the inner side of the corresponding described perisporium of described diapire is provided with two groups of magnetic shoe location notch groups, often organize magnetic shoe location notch group and at least comprise two magnetic shoe location notchs, the baseplane of described magnetic shoe is close to mutually with described magnetic shoe location notch.
By adopting technique scheme, during assembling, ensure that the baseplane of magnetic shoe can be close to multiple magnetic shoe location notchs of two groups of magnetic shoe location notch groups, thus ensure that magnetic shoe axis and motor shaft are to coincideing, and then the center of stator and rotor is coincide, the operating efficiency of motor is performed to ultimate attainment, the noise (mechanicalness noise and electromagnetic noise) simultaneously during high speed operation of motor greatly reduces.
The utility model is arranged further: described two groups of magnetic shoe location notch groups are symmetricly set on described diapire centered by axis hole.
By adopting technique scheme, further ensure that magnetic shoe axially with motor shaft to while coincideing, improve the convenience of producing with assembling.
The utility model is arranged further: described magnetic shoe location notch group of often organizing is provided with two magnetic shoe location notchs.
By adopting technique scheme, utilizing 2 principles determining a line, guaranteeing that 2 magnetic shoe location notchs are close in magnetic shoe baseplane, further ensure that magnetic shoe axis and motor shaft are to coincideing.
The utility model is arranged further: the circumferential position of the corresponding axis hole of described diapire is provided with outer bearing located cavity, and the inwall of described outer bearing located cavity is that arc-shaped is arranged, and described outer bearing is arranged in described outer bearing located cavity.
By adopting technique scheme, during assembling, what it is such that the outer bearing of motor can be stable is assemblied in housing.
The utility model is arranged further: described rotor assembly includes armature shaft, the commutator be set on armature shaft, armature winding, armature shaft one end is also arranged with gear lubricating cup, back-up ring, friction plate, described gear lubricating cup is arranged between friction plate and back-up ring, the buffer gasket that cross section is " O " shape is also provided with between described gear lubricating cup and friction plate, described buffer gasket both sides end face is conflicted with friction plate, the side end face that keeps off lubricating cup respectively, and opposite side end face and the back-up ring of gear lubricating cup are conflicted.
By adopting technique scheme, the buffer gasket of setting, can make to rub little between friction plate and gear lubricating cup, noise is little, long service life; Cross section is the buffer gasket of " O " shape, and it is linear contact lay when contacting with friction plate, can reduce noise further like this, reduce wear.
Below in conjunction with accompanying drawing, the utility model is further described.
Accompanying drawing explanation
Fig. 1 is the utility model example structure cutaway view;
Fig. 2 is the A portion enlarged drawing of Fig. 1;
Fig. 3 is the shell structure figure of the utility model embodiment.
Embodiment
See accompanying drawing 1 to accompanying drawing 3, the brush motor of the automotive air blowers of noise reduction disclosed in the utility model, include housing 1, magnetic shoe 2 is provided with in described housing 1, outer bearing 3 and rotor assembly 4, described housing 1 comprises the body in bowl-shape setting, described body is provided with diapire 101 and perisporium 102, axis hole 104 is provided with in the middle part of described diapire 101, the inner side of the corresponding described perisporium 102 of described diapire 101 is provided with two groups of magnetic shoe location notch groups 103, often organize magnetic shoe location notch group 103 and at least comprise two magnetic shoe location notchs 1031, the baseplane of described magnetic shoe 2 is close to mutually with described magnetic shoe location notch 1031.By adopting technique scheme, during assembling, ensure that the baseplane of magnetic shoe 2 can be close to multiple magnetic shoe location notchs 1031 of two groups of magnetic shoe location notch groups 103, thus ensure that magnetic shoe 2 axis and motor shaft are to coincideing, and then the center of stator and rotor is coincide, the operating efficiency of motor is performed to ultimate attainment, the noise (mechanicalness noise and electromagnetic noise) simultaneously during high speed operation of motor greatly reduces.
The present embodiment is arranged further: described two groups of magnetic shoe location notch groups 103 are symmetricly set on described diapire 101 centered by axis hole.By adopting technique scheme, further ensure that magnetic shoe 3 axially with motor shaft to while coincideing, improve the convenience of producing with assembling.
The present embodiment is arranged further: described magnetic shoe location notch group 103 of often organizing is provided with two magnetic shoe location notchs 1031.By adopting technique scheme, utilizing 2 principles determining a line, guaranteeing that 2 magnetic shoe location notchs 1031 are close in magnetic shoe 2 baseplane, further ensure that magnetic shoe 2 axis and motor shaft are to coincideing.
The present embodiment is arranged further: the circumferential position of the corresponding axis hole 104 of described diapire 101 is provided with outer bearing located cavity 105, and the inwall of described outer bearing located cavity 105 is that arc-shaped is arranged, and described outer bearing 3 is arranged in described outer bearing located cavity 105.By adopting technique scheme, during assembling, what it is such that the outer bearing 3 of motor can be stable is assemblied in housing 1.
The present embodiment is arranged further: described rotor assembly 4 includes armature shaft 401, be set in the commutator 402 on armature shaft 401, armature winding 403, armature shaft 401 one end is also arranged with gear lubricating cup 404, back-up ring 405, friction plate 406, described gear lubricating cup 404 is arranged between friction plate 406 and back-up ring 405, the buffer gasket 407 that cross section is " O " shape is also provided with between described gear lubricating cup 404 and friction plate 406, described buffer gasket 407 both sides end face respectively with friction plate 406, conflict in one side end face of gear lubricating cup 404, opposite side end face and the back-up ring 405 of gear lubricating cup 404 are conflicted.By adopting technique scheme, the buffer gasket 407 of setting, can make to rub little between friction plate 406 and gear lubricating cup 404, noise is little, long service life; Cross section is the buffer gasket 407 of " O " shape, and it is linear contact lay when contacting with friction plate 406, can reduce noise further like this, reduce wear.
Claims (5)
1. the brush motor of the automotive air blowers of a noise reduction, include housing, magnetic shoe, outer bearing and rotor assembly is provided with in described housing, described housing comprises the body in bowl-shape setting, described body is provided with diapire and perisporium, axis hole is provided with in the middle part of described diapire, it is characterized in that: the inner side of the corresponding described perisporium of described diapire is provided with two groups of magnetic shoe location notch groups, often organize magnetic shoe location notch group and at least comprise two magnetic shoe location notchs, the baseplane of described magnetic shoe is close to mutually with described magnetic shoe location notch.
2. the brush motor of the automotive air blowers of noise reduction according to claim 1, is characterized in that: described two groups of magnetic shoe location notch groups are symmetricly set on described diapire centered by axis hole.
3. the brush motor of the automotive air blowers of noise reduction according to claim 2, is characterized in that: described magnetic shoe location notch group of often organizing is provided with two magnetic shoe location notchs.
4. the brush motor of the automotive air blowers of the noise reduction according to claim 1 or 2 or 3, it is characterized in that: the circumferential position of the corresponding axis hole of described diapire is provided with outer bearing located cavity, the inwall of described outer bearing located cavity is that arc-shaped is arranged, and described outer bearing is arranged in described outer bearing located cavity.
5. the brush motor of the automotive air blowers of the noise reduction according to claim 1 or 2 or 3, it is characterized in that: described rotor assembly includes armature shaft, the commutator be set on armature shaft, armature winding, armature shaft one end is also arranged with gear lubricating cup, back-up ring, friction plate, described gear lubricating cup is arranged between friction plate and back-up ring, the buffer gasket that cross section is " O " shape is also provided with between described gear lubricating cup and friction plate, described buffer gasket both sides end face is conflicted with friction plate, the side end face that keeps off lubricating cup respectively, and opposite side end face and the back-up ring of gear lubricating cup are conflicted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520193441.8U CN204465299U (en) | 2015-04-01 | 2015-04-01 | A kind of brush motor of automotive air blowers of noise reduction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520193441.8U CN204465299U (en) | 2015-04-01 | 2015-04-01 | A kind of brush motor of automotive air blowers of noise reduction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204465299U true CN204465299U (en) | 2015-07-08 |
Family
ID=53672122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520193441.8U Expired - Fee Related CN204465299U (en) | 2015-04-01 | 2015-04-01 | A kind of brush motor of automotive air blowers of noise reduction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204465299U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110535268A (en) * | 2019-09-24 | 2019-12-03 | 温州北工汽车电器有限公司 | The rotor assembly of fan motor for automobile |
-
2015
- 2015-04-01 CN CN201520193441.8U patent/CN204465299U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110535268A (en) * | 2019-09-24 | 2019-12-03 | 温州北工汽车电器有限公司 | The rotor assembly of fan motor for automobile |
| CN110535268B (en) * | 2019-09-24 | 2024-06-07 | 瑞安市韩田汽车工业有限公司 | Rotor assembly of automobile fan motor |
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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: 20150708 Termination date: 20180401 |