CN105529858A - Motor bearing support - Google Patents
Motor bearing support Download PDFInfo
- Publication number
- CN105529858A CN105529858A CN201610029548.8A CN201610029548A CN105529858A CN 105529858 A CN105529858 A CN 105529858A CN 201610029548 A CN201610029548 A CN 201610029548A CN 105529858 A CN105529858 A CN 105529858A
- Authority
- CN
- China
- Prior art keywords
- steel ball
- slide block
- motor
- cavity
- elastic slide
- 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.)
- Granted
Links
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
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
-
- 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
- H02K2205/12—Machines characterised by means for reducing windage losses or windage noise
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Rolling Contact Bearings (AREA)
- Motor Or Generator Frames (AREA)
- Support Of The Bearing (AREA)
Abstract
The application discloses a motor bearing support. The motor bearing support comprises a bearing support body and a steel ball, wherein a first hollow cavity is arranged in the bearing support body, a limiting device is arranged on the inner wall of the first hollow cavity and used for limiting the steel ball to be arranged at a radial position in the first hollow cavity, and a press device is arranged in the first hollow cavity and used for allowing the steel ball to prop against a motor shaft. Through the matching of the press device and the limiting device, the steel ball props against the center of the motor shaft, the motor shaft is prevented from longitudinally swinging during the rotation process of a motor, the noise of the motor is reduced, and the service lifetime of the motor is prolonged.
Description
Technical field
The disclosure relates generally to auto parts machinery field, particularly relates to a kind of motor bearings support.
Background technology
The hand-operated lifting mode of crank type has been abandoned in the lifting (close and open) of present many car door glass panes, generally all uses the electric up-down mode of push button instead, even if use electric glass lifter.Mostly the electric glass lifter of car is to be made up of motor, decelerator, conductor rope, guide plate, glass installation bracket etc., and wherein motor is most important part.In the work of reality, in motor and support of bearing engagement process, the easy longitudinal oscillation of motor shaft, causes motor noise, reduces motor useful life simultaneously.
Summary of the invention
In view of above-mentioned defect of the prior art or deficiency, expect to provide a kind of motor bearings support avoided motor shaft longitudinal oscillation, extend motor useful life.
The invention provides a kind of motor bearings support, comprise support of bearing body and steel ball, support of bearing body interior is provided with the first cavity, first cavity inner wall is provided with stopping means, stopping means is positioned at the radial position of the first cavity inside for limiting steel ball, first cavity inside is provided with hold down gag, hold down gag is used for making steel ball press closer motor shaft, by the cooperation of hold down gag and stopping means, steel ball is made to press closer the center of motor shaft, avoid in electric machine rotation process, motor shaft produces longitudinal oscillation, reduce the noise of motor, improve the useful life of motor.
Accompanying drawing explanation
By reading the detailed description done non-limiting example done with reference to the following drawings, the other features, objects and advantages of the application will become more obvious:
Fig. 1 is the motor bearings support of embodiments of the invention and the front view of bearing fit;
Fig. 2 is the cutaway view along the A-A line in Fig. 1;
Fig. 3 is the motor bearings support of embodiments of the invention and the stereogram of bearing fit;
Fig. 4 is the motor bearings support of embodiments of the invention and the explosive view of bearing fit;
Fig. 5 is the front view of the support of bearing body of embodiments of the invention;
Fig. 6 is the right view of the support of bearing body of embodiments of the invention;
Fig. 7 is the left view of the support of bearing body of embodiments of the invention;
Fig. 8 is the cutaway view of the line along the B-B in Fig. 7;
Fig. 9 is the stereogram of the support of bearing body of embodiments of the invention;
Figure 10 is the front view of the elastic slide block of embodiments of the invention;
Figure 11 is the right view of the elastic slide block of embodiments of the invention;
Figure 12 is the rearview of the elastic slide block of embodiments of the invention;
Figure 13 is the stereogram of the elastic slide block of embodiments of the invention.
Description of reference numerals:
10-support of bearing body 11-boss 12-first cavity
13-groove 20-elastic slide block 21-is protruding
22-second cavity 30-steel ball 40-pad
50-bearing 111-chamfering
Embodiment
Below in conjunction with drawings and Examples, the application is described in further detail.Be understandable that, specific embodiment described herein is only for explaining related invention, but not the restriction to this invention.It also should be noted that, for convenience of description, illustrate only in accompanying drawing and invent relevant part.
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the application in detail in conjunction with the embodiments.
Please refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, motor bearings support of the present invention, comprise support of bearing body 10 and steel ball 30, support of bearing body 10 inside is provided with the first cavity 12, first cavity 12 inwall is provided with stopping means, stopping means is positioned at the radial position of the first cavity 12 inside for limiting steel ball 30, the first cavity 12 inside is provided with hold down gag, and hold down gag is used for making steel ball 30 press closer motor shaft.
In an embodiment of the present invention, a kind of motor bearings support, comprise support of bearing body 10 and steel ball 30, support of bearing body 10 inside is provided with the first cavity 12, first cavity 12 inwall is provided with stopping means, stopping means is positioned at the radial position of the first cavity 12 inside for limiting steel ball 30, it is inner that bearing is connected to the first cavity 12, steel ball 30 presses closer motor shaft, when motor shaft rotates time, steel ball 30 and motor shaft point cantact, steel ball 30 presses closer motor shaft center, avoid motor shaft to produce in rotation process to radially wobble, alleviate the noise in electric machine rotation process, improve the useful life of motor, first cavity 12 inside is provided with hold down gag, hold down gag is used for making steel ball 30 press closer motor shaft, pass through hold down gag, steel ball 30 is made to press closer motor shaft, avoid producing gap between steel ball 30 and motor shaft, avoid motor shaft to produce in rotation process and rock, alleviate the noise in electric machine rotation process, improve the useful life of motor.
Please refer to Fig. 5, Fig. 6, Fig. 7, Fig. 8 and Fig. 9, further, stopping means is the boss 11 that the first cavity 12 inwall is arranged, and boss 11 is positioned at same straight line for the center line of the centre of sphere and motor shaft that limit steel ball 30.
In an embodiment of the present invention, stopping means is the boss 11 that the first cavity 12 inwall is arranged, boss 11 is positioned at same straight line for the center line of the centre of sphere and motor shaft that limit steel ball 30, boss 11 is circular, and boss 11 can block steel ball 30, the radial position of restriction steel ball 30 in the first cavity 12 inside, steel ball 30 is made to press closer the center of motor shaft, avoid motor shaft to produce in rotation process and rock, alleviate the noise in electric machine rotation process, improve the useful life of motor.
Further, boss 11 is provided with chamfering 111 near the side of motor shaft..
In an embodiment of the present invention, boss 11 is provided with chamfering 111 near the side of motor shaft, when installation, easily steel ball 30 can be sticked into boss 11, improve the packaging efficiency of motor bearings support.
Please refer to Figure 10, Figure 11, Figure 12 and Figure 13, further, hold down gag comprises elastic slide block 20, and elastic slide block 20 presses closer motor shaft for making steel ball 30.
In an embodiment of the present invention, hold down gag comprises elastic slide block 20, elastic slide block 20 adopts elastic material, to steel ball 30 applied thrust under the extruding of exterior case, steel ball 30 is made to press closer motor shaft, avoid motor shaft to produce in rotation process and rock, alleviate the noise in electric machine rotation process, improve the useful life of motor.
Further, elastic slide block 20 can be connected with support of bearing body 10 relative sliding.
In an embodiment of the present invention, elastic slide block 20 can be connected with support of bearing body 10 relative sliding, elastic slide block 20 can slide by support of bearing body 10 relatively, when casing is executed stressed to elastic slide block 20 time, elastic slide block 20 can to the motion of steel ball 30 one deck, and to steel ball 30 applied thrust, make steel ball 30 to press closer motor shaft, when wearing and tearing appear in elastic slide block 20 time, can change easily.
Further, elastic slide block 20 is provided with protruding 21, and support of bearing body 10 is provided with and protruding 21 grooves 13 coordinated away from one end of motor shaft, and groove 13 and projection 21 coordinate and limit the relative support of bearing body 10 of elastic slide block 20 and rotate.
In an embodiment of the present invention, elastic slide block 20 is provided with protruding 21, support of bearing body 10 is provided with and protruding 21 grooves 13 coordinated away from one end of motor shaft, employing protruding 21 coordinates with groove 13, can mount and dismount easily, meanwhile, groove 13 and protruding 21 coordinates and limits the relative support of bearing body 10 of elastic slide block 20 and rotate, and plays fixing effect.
Further, the length of groove 13 is greater than the thickness of elastic slide block 20.
In an embodiment of the present invention; the length of groove 13 is greater than the thickness of elastic slide block 20; elastic slide block 20 arranged outside has adjustment pad 40; the gap of elastic slide block 20 and steel ball 30 can be adjusted very easily; adjusting pad 40 can protect elastic slide block 20 directly and housing contacts simultaneously, extends the useful life of elastic slide block 20.
Further, elastic slide block 20 inside is provided with the second cavity 22, second cavity 22 for coordinating with steel ball 30, makes steel ball 30 press closer motor shaft.
In an embodiment of the present invention, elastic slide block 20 inside is provided with the second cavity 22, second cavity 22 is for coordinating with steel ball 30, second cavity 22 is cylindrical, and the centre of sphere of steel ball 30 is on the center line of the second cavity 22, and elastic slide block 20 entirety is in circular, steel ball 30 can be entangled, increase steel ball 30 and the contact area of elastic slide block 20, make steel ball 30 press closer motor shaft, extend the useful life of elastic slide block 20.
Further, the internal diameter of the second cavity 22 is less than the diameter of steel ball 30.
In an embodiment of the present invention, the internal diameter of the second cavity 22 is less than the diameter of steel ball 30, adds the contact area of elastic slide block 20 and steel ball 30, prevents motor bearings support at work, and steel ball 30 produces and rotates, the inter deterioration caused and noise.
Further, the external diameter of elastic slide block 20 is greater than the diameter of steel ball 30.
With reference to figure 4, elastic slide block 20 arranged outside has pad 40, and pad 40 is used for adjusting the distance of motor shaft and steel ball 30, and ensure in motor operation course, steel ball 30 can press closer motor shaft, avoids motor shaft to produce and rocks, decrease the noise in motor operation course.Bearing 50 is connected to the side of the first cavity 12 inside away from elastic slide block 20 of motor bearings support.
More than describe and be only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art are to be understood that, invention scope involved in the application, be not limited to the technical scheme of the particular combination of above-mentioned technical characteristic, also should be encompassed in when not departing from described inventive concept, other technical scheme of being carried out combination in any by above-mentioned technical characteristic or its equivalent feature and being formed simultaneously.The technical characteristic that such as, disclosed in above-mentioned feature and the application (but being not limited to) has similar functions is replaced mutually and the technical scheme formed.
Claims (10)
1. a motor bearings support, it is characterized in that, comprise support of bearing body and steel ball, described support of bearing body interior is provided with the first cavity, described first cavity inner wall is provided with stopping means, described stopping means is positioned at the radial position of described first cavity inside for limiting described steel ball, described first cavity inside is provided with hold down gag, and described hold down gag is used for making described steel ball press closer motor shaft center.
2. motor bearings support according to claim 1, is characterized in that, described stopping means is the boss that described first cavity inner wall is arranged, and described boss is positioned at same straight line for the center line of the centre of sphere and motor shaft that limit described steel ball.
3. motor bearings support according to claim 2, is characterized in that, described boss is provided with chamfering near the side of motor shaft.
4. motor bearings support according to claim 1, is characterized in that, described hold down gag comprises elastic slide block, and described elastic slide block is used for making described steel ball press closer motor shaft.
5. motor bearings support according to claim 4, is characterized in that, described elastic slide block can be connected with the described support of bearing body relative sliding.
6. motor bearings support according to claim 5, it is characterized in that, described elastic slide block is provided with projection, described support of bearing body is provided with the groove with described male cooperation away from one end of motor shaft, and described groove and described male cooperation limit the relative described support of bearing body of described elastic slide block and rotate.
7. motor bearings support according to claim 6, is characterized in that, the length of described groove is greater than the thickness of described elastic slide block.
8. motor bearings support according to claim 4, is characterized in that, described elastic slide block inside is provided with the second cavity, and described second cavity is used for coordinating with described steel ball, makes described steel ball press closer motor shaft center.
9. motor bearings support according to claim 8, is characterized in that, the internal diameter of described second cavity is less than the diameter of described steel ball.
10. motor bearings support according to claim 4, is characterized in that, the external diameter of described elastic slide block is greater than the diameter of described steel ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610029548.8A CN105529858B (en) | 2016-01-15 | 2016-01-15 | Motor bearings holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610029548.8A CN105529858B (en) | 2016-01-15 | 2016-01-15 | Motor bearings holder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105529858A true CN105529858A (en) | 2016-04-27 |
| CN105529858B CN105529858B (en) | 2018-07-20 |
Family
ID=55771910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610029548.8A Active CN105529858B (en) | 2016-01-15 | 2016-01-15 | Motor bearings holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105529858B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109787402A (en) * | 2019-01-24 | 2019-05-21 | 南通联科汽车零部件股份有限公司 | A kind of bearing support structure |
| CN112217322A (en) * | 2020-01-20 | 2021-01-12 | 江苏鼎智智能控制科技股份有限公司 | Stator module and injection molding stepping motor using same |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6250815B1 (en) * | 1999-06-24 | 2001-06-26 | Zf Meritor, Llc | Temperature compensating carrier bearing assembly |
| CN203027060U (en) * | 2012-12-19 | 2013-06-26 | 海安联科汽车零部件有限公司 | Buffer assembly for regulating end gaps of bearing sleeves of automobile pivoted window motor |
| CN205304468U (en) * | 2016-01-15 | 2016-06-08 | 南通联科汽车零部件股份有限公司 | Motor bearing support |
-
2016
- 2016-01-15 CN CN201610029548.8A patent/CN105529858B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6250815B1 (en) * | 1999-06-24 | 2001-06-26 | Zf Meritor, Llc | Temperature compensating carrier bearing assembly |
| CN203027060U (en) * | 2012-12-19 | 2013-06-26 | 海安联科汽车零部件有限公司 | Buffer assembly for regulating end gaps of bearing sleeves of automobile pivoted window motor |
| CN205304468U (en) * | 2016-01-15 | 2016-06-08 | 南通联科汽车零部件股份有限公司 | Motor bearing support |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109787402A (en) * | 2019-01-24 | 2019-05-21 | 南通联科汽车零部件股份有限公司 | A kind of bearing support structure |
| CN112217322A (en) * | 2020-01-20 | 2021-01-12 | 江苏鼎智智能控制科技股份有限公司 | Stator module and injection molding stepping motor using same |
| CN112217322B (en) * | 2020-01-20 | 2022-03-01 | 江苏鼎智智能控制科技股份有限公司 | Stator module and injection molding stepping motor using same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105529858B (en) | 2018-07-20 |
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