CN105553162B - Motor case - Google Patents
Motor case Download PDFInfo
- Publication number
- CN105553162B CN105553162B CN201610057093.0A CN201610057093A CN105553162B CN 105553162 B CN105553162 B CN 105553162B CN 201610057093 A CN201610057093 A CN 201610057093A CN 105553162 B CN105553162 B CN 105553162B
- Authority
- CN
- China
- Prior art keywords
- casing
- shaft end
- connecting portion
- motor case
- auxiliary section
- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2205/00—Specific aspects not provided for in the other groups of this subclass relating to casings, enclosures, supports
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
Abstract
This application discloses a kind of motor case, the connection end of motor case and motor bearings is provided with casing shaft end pad, casing shaft end pad is securely removably connected at the blind end center of motor case, casing shaft end pad includes shim body, shim body is provided with auxiliary section and connecting portion, auxiliary section is used to press closer cooperation with bearing, auxiliary section is used to isolate casing and bearing, connecting portion is used to be removably secured with casing to be connected, connecting portion is used to press closer cooperation with rotor shaft end, avoid due to abrasion and noise caused by steel ball and rotor decentraction, extend the service life of whole motor.
Description
Technical field
The disclosure relates generally to auto parts field, more particularly to a kind of motor case.
Background technology
Current casing shaft end and the cooperation of rotor be by fixing a steel ball in casing shaft end, by steel ball with
Rotor center is engaged so that and it is more stable when rotor operates, but in process and assemble engineering, very
The concentricity of card steel ball and casing is difficult to ensure, causes rotor shaft end very serious with worn steel ball, while also can steel ball and machine
Shell decentraction, cause the noise of the motor course of work very big.
The content of the invention
In view of drawbacks described above of the prior art or deficiency, it is expected that providing a kind of and rotor axis of electric wears small, reduction electricity
The motor case of machine operating noise.
The connection end of a kind of motor case of present invention offer, motor case and motor bearings is provided with casing shaft end pad,
Casing shaft end pad is securely removably connected at the blind end center of motor case, and casing shaft end pad includes shim body,
Shim body is provided with auxiliary section and connecting portion, and auxiliary section is used to press closer cooperation with bearing, and auxiliary section is used to isolate casing and axle
Hold, connecting portion is used to be removably secured and be connected with casing, connecting portion for pressing closer cooperation with rotor shaft end, avoid by
Abrasion and noise caused by steel ball and rotor decentraction, extend the service life of whole motor.
Brief description of the drawings
By reading the detailed description made to non-limiting example made with reference to the following drawings, the application's is other
Feature, objects and advantages will become more apparent upon：
Fig. 1 is the front view of the casing shaft end pad of the motor case of embodiments of the invention；
Fig. 2 is the right view of the casing shaft end pad of the motor case of embodiments of the invention；
Fig. 3 is that the mating surface of the casing shaft end pad of the motor case of embodiments of the invention is the sectional view of cambered surface；
Fig. 4 is that the mating surface of the casing shaft end pad of the motor case of embodiments of the invention is the sectional view of plane；
Fig. 5 is the motor case of embodiments of the invention and the sectional view of bearing fit.
Description of reference numerals：
10- shim body 20- auxiliary sections 30- connecting portions
31- cylindrical projections 32- the first groove 33- mating surfaces
Embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related invention, rather than the restriction to the invention.It also should be noted that in order to
It is easy to describe, the part related to invention is illustrate only in accompanying drawing.
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the application in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
With reference to figure 5, a kind of motor case, the connection end of motor case and motor bearings is provided with casing shaft end pad, institute
State the blind end center that casing shaft end pad is securely removably connected at the motor case.
Further, casing shaft end pad includes shim body 10, and shim body 10 is provided with auxiliary section 20 and connecting portion
30, auxiliary section 20 is used to press closer cooperation with bearing, and auxiliary section 20 is used to isolate casing and bearing, and connecting portion 30 is used for can with casing
Releasably it is fixedly connected, connecting portion 30 is used to press closer cooperation with rotor shaft end.
In an embodiment of the present invention, the connection end of a kind of motor case, motor case and motor bearings is provided with casing
Shaft end pad, casing shaft end pad are securely removably connected at the blind end center of the motor case, casing shaft end
Pad includes shim body 10, and shim body 10 is provided with auxiliary section 20 and connecting portion 30, and auxiliary section 20 is used to press closer with bearing
Coordinate, auxiliary section 20 is used to isolate casing and bearing, and connecting portion 30 is used to be removably secured with casing to be connected, and connecting portion 30 is used
In pressing closer cooperation with rotor shaft end, the difficulty of processing of product is reduced, while reduce and made an uproar caused by motor operation
Sound, the service life of product is extended, connecting portion 30 is used to be removably secured with casing to be connected, when casing shaft end pad wears
When serious, casing shaft end pad can be changed with very convenient, extend the service life of whole motor.
With reference to figure 1, Fig. 2, further, connecting portion 30 and casing snap-fit.
In an embodiment of the present invention, connecting portion 30 and casing snap-fit, by snap-fit, casing shaft end is avoided to pad
Piece follows rotor to rotate, and avoids and produces friction between casing shaft end pad and casing due to relative motion, connects simultaneously
Socket part 30 and casing snap-fit, easily can be changed to casing shaft end pad.
Further, connecting portion 30 is arranged to cylindrical projection 31, and cylindrical projection 31 is used for the mutual clamping of groove with casing
Coordinate.
Further, the cylindrical wall of cylindrical projection 31 is provided with the first groove 32.
In an embodiment of the present invention, auxiliary section 20 is used to isolate casing and bearing, avoids casing and the direct of bearing from connecing
Touch, reduce unnecessary abrasion, extend the service life of motor.
Further, auxiliary section 20 is Thin Disk shape.
With reference to figure 3, Fig. 4, further, connecting portion 30 and the mating surface 33 of rotor shaft end are plane or cambered surface.
In an embodiment of the present invention, the mating surface 33 of connecting portion 30 and rotor shaft end is plane or cambered surface, when
When mating surface 33 is plane, casing shaft end pad and rotor shaft end contact for face；When mating surface 33 is cambered surface
Wait, casing shaft end pad and rotor shaft end contact for point, can play a part of pressing closer rotor shaft end.
Further, auxiliary section 20 is provided with boss, and boss is used to press closer bearing.
In an embodiment of the present invention, auxiliary section 20 is provided with boss, and boss is used to pressing closer bearing, casing shaft end pad,
Bearing and rotor form the space of a closing, have prevented the grease of lubrication to be lost in.
Further, casing shaft end pad is formed in one.
Further, casing shaft end pad is plastic spacer.
In an embodiment of the present invention, casing shaft end pad is plastic spacer, is substituted using the cooperation of plastics and metal former
Carry out the cooperation of metal and metal, reduce the requirement on machining accuracy of part, while avoid producing friction, it is worked to reduce motor
Noise in journey, extend the service life of motor.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.People in the art
Member should be appreciated that invention scope involved in the application, however it is not limited to the technology that the particular combination of above-mentioned technical characteristic forms
Scheme, while should also cover in the case where not departing from the inventive concept, carried out by above-mentioned technical characteristic or its equivalent feature
The other technical schemes for being combined and being formed.Such as features described above has similar work(with (but not limited to) disclosed herein
The technical scheme that the technical characteristic of energy is replaced mutually and formed.
Claims (1)
1. a kind of motor case, it is characterised in that the connection end of the motor case and motor bearings is provided with casing shaft end pad
Piece, casing shaft end pad are securely removably connected at the blind end center of the motor case, the casing shaft end pad
Piece includes shim body, and the shim body is provided with auxiliary section and connecting portion, and the auxiliary section is used to press closer cooperation with bearing,
The auxiliary section is used to isolate casing and bearing, and the connecting portion is used to be removably secured with casing to be connected, the connecting portion
For pressing closer cooperation with rotor shaft end, the connecting portion and casing snap-fit, the connecting portion are arranged to cylindrical projection,
The cylindrical projection is used for the mutual snap-fit of groove with casing, and the cylindrical wall of the cylindrical projection is provided with the first groove,
The auxiliary section is Thin Disk shape, and the mating surface of the connecting portion and rotor shaft end is plane or cambered surface, the cooperation
Portion is provided with boss, and the boss is used to press closer bearing, and casing shaft end pad is formed in one, casing shaft end pad
For plastic spacer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610057093.0A CN105553162B (en) | 2016-01-27 | 2016-01-27 | Motor case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610057093.0A CN105553162B (en) | 2016-01-27 | 2016-01-27 | Motor case |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105553162A CN105553162A (en) | 2016-05-04 |
| CN105553162B true CN105553162B (en) | 2017-11-14 |
Family
ID=55832158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610057093.0A Active CN105553162B (en) | 2016-01-27 | 2016-01-27 | Motor case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105553162B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101841207A (en) * | 2010-05-07 | 2010-09-22 | 深圳市天禹传动技术有限公司 | Motor assembly as well as positioning installation method thereof |
| CN201717700U (en) * | 2010-07-20 | 2011-01-19 | 上海博泽电机有限公司 | Washer component |
| CN203660849U (en) * | 2013-11-13 | 2014-06-18 | 上海航天汽车机电股份有限公司汽车机电分公司 | Direct-current motor gasket assembly |
| CN204243977U (en) * | 2014-11-19 | 2015-04-01 | 浙江桐庐电机厂 | A kind of low noise ball bearing protection lining |
| CN105186762A (en) * | 2015-09-28 | 2015-12-23 | 宁波泰歌工宝机电科技有限公司 | Automobile power-assisted steering motor rotor bearing lining |
| CN205377523U (en) * | 2016-01-27 | 2016-07-06 | 南通联科汽车零部件股份有限公司 | Motor shell |
-
2016
- 2016-01-27 CN CN201610057093.0A patent/CN105553162B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101841207A (en) * | 2010-05-07 | 2010-09-22 | 深圳市天禹传动技术有限公司 | Motor assembly as well as positioning installation method thereof |
| CN201717700U (en) * | 2010-07-20 | 2011-01-19 | 上海博泽电机有限公司 | Washer component |
| CN203660849U (en) * | 2013-11-13 | 2014-06-18 | 上海航天汽车机电股份有限公司汽车机电分公司 | Direct-current motor gasket assembly |
| CN204243977U (en) * | 2014-11-19 | 2015-04-01 | 浙江桐庐电机厂 | A kind of low noise ball bearing protection lining |
| CN105186762A (en) * | 2015-09-28 | 2015-12-23 | 宁波泰歌工宝机电科技有限公司 | Automobile power-assisted steering motor rotor bearing lining |
| CN205377523U (en) * | 2016-01-27 | 2016-07-06 | 南通联科汽车零部件股份有限公司 | Motor shell |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105553162A (en) | 2016-05-04 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |