CN207234592U - Noise reduction motor - Google Patents
Noise reduction motor Download PDFInfo
- Publication number
- CN207234592U CN207234592U CN201720937004.1U CN201720937004U CN207234592U CN 207234592 U CN207234592 U CN 207234592U CN 201720937004 U CN201720937004 U CN 201720937004U CN 207234592 U CN207234592 U CN 207234592U
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- CN
- China
- Prior art keywords
- housing
- noise reduction
- hub portion
- reduction motor
- ring portion
- 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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- Motor Or Generator Frames (AREA)
Abstract
The utility model provides a kind of noise reduction motor.The noise reduction motor includes housing, it is respectively arranged on the protecgulum and rear cover at the housing both ends, shaft and cushion collar, the protecgulum includes hub portion, the ring portion set around the hub portion, the lid body set around the ring portion, it is fixedly arranged between the hub portion and the ring portion and the rolling element of bearing arrangement is formed along the blade of hub portion circumferential array and between the ring portion and the lid body and with the ring portion and the lid body, the lid body is fixedly arranged on the housing, the shaft is fixedly connected through the hub portion and with the hub portion, the cushion collar is around the housing exterior walls and is located between the lid body and the housing.Noise reduction motor provided by the utility model can not only reduce the noise of radiator structure generation, but also can be to avoid the noise produced by the collision between shaft and shell and friction.
Description
Technical field
Motor device field is the utility model is related to, specifically, being related to a kind of noise reduction motor.
Background technology
Motor generally includes to have the rotor of shaft, bearing, stator winding and accommodates rotor, bearing and stator winding
Shell, shell include housing and the protecgulum and rear cover arranged on its both ends, and bearing holder (housing, cover) is arranged in shaft and is installed on protecgulum.In electricity
During machine operates, since the wire resistor in stator winding, running at high speed for bearing would generally produce largely inside the shell
Heat, with the continuous accumulation of heat, whole motor will overheat, this will influence the electromagnetic conversion of winding coil in itself and imitates
Can, it could even be possible to influencing the operating of bearing.In order to reduce heat accumulation to the greatest extent, motor of the prior art is usually in its motor
The one or both ends of axis are equipped with radiator fan, and radiator fan is located in shell.For example, electricity of the radiator fan with carrying rotor
Arbor is fixedly linked.The blade of radiator fan, which is directed toward, to be arranged to when rotor is rotated with motor shaft, and surrounding air is from exterior quilt
It is drawn into motor housing or hot-air is discharged out of motor housing.
However, due to radiator fan and shaft coordinate it is insecure easily cause slippage noise, existing fan blade is in rotation
Air is cut when turning can cause unavoidable radial flow fields, this radial flow fields will cause to be vortexed in the outer end of each blade,
Unpleasant noise is thus produced, or even blade produces covibration with vortex and causes blade to break down.Simultaneously as heat expansion
Shrinkage and the vibration of shaft can also cause the collision and friction between shaft and shell, so as to produce noise.
Therefore, it is necessary to existing motor is further developed, to avoid drawbacks described above.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of noise reduction motor, which can reduce scattered
The noise and avoid the noise produced by the collision between shaft and shell and friction that heat structure produces.
The utility model provides a kind of noise reduction motor, and the noise reduction motor includes：
Housing；
Protecgulum and rear cover, are respectively arranged on the housing both ends, wherein, the protecgulum includes hub portion, is set around the hub portion
The ring portion put, the lid body set around the ring portion, be fixedly arranged between the hub portion and the ring portion and along hub portion week
Blade to arrangement and form bearing between the ring portion and the lid body and with the ring portion and the lid body
The rolling element of structure, the lid body are fixedly arranged on the housing；
Shaft, is fixedly connected through the hub portion and with the hub portion；
Cushion collar, around the housing exterior walls and is located between the lid body and the housing.
In a kind of preferred embodiment of noise reduction motor provided by the utility model, the lid body includes and the ring portion
The Part I of the bearing arrangement is formed with the rolling element and is extended to form and is surround from Part I periphery bending
The Part II of the outer wall of the housing, the Part II are fixedly arranged on the housing.
In a kind of preferred embodiment of noise reduction motor provided by the utility model, the cushion collar is located in described second
Between part and the housing exterior walls.
In a kind of preferred embodiment of noise reduction motor provided by the utility model, the cushion collar includes being located in described
The first buffer part between Part II and the housing exterior walls and extend to form and press from both sides from the first buffer part periphery bending
The second buffer part between the Part I and the housing.
In a kind of preferred embodiment of noise reduction motor provided by the utility model, the cushion collar is made of silicon rubber.
In a kind of preferred embodiment of noise reduction motor provided by the utility model, the noise reduction motor, which further includes, to be fixedly arranged on
Sound absorbing layer of the protecgulum away from the housing side, the sound absorbing layer are enclosed an accommodation space, and institute with the protecgulum
Hub portion, the ring portion, the blade and the rolling element are stated in the range of the accommodation space, the shaft passes through the suction
Sound-absorbing layer.
In a kind of preferred embodiment of noise reduction motor provided by the utility model, the hub portion and the shaft one into
Type.
In a kind of preferred embodiment of noise reduction motor provided by the utility model, the hub portion is equipped with a through hole, institute
State and the shaft is inserted with through hole, and the shaft is fixed with the hub portion by welding manner.
In a kind of preferred embodiment of noise reduction motor provided by the utility model, the hub portion, the ring portion and described
Blade is integrally formed.
In a kind of preferred embodiment of noise reduction motor provided by the utility model, the rolling element is cylinder or ball
Body.
The beneficial effect of noise reduction motor provided by the utility model is：By by the protecgulum be arranged to include hub portion,
Around the hub portion set ring portion, around the ring portion set lid body, between the hub portion and the ring portion simultaneously
Along the blade of hub portion circumferential array and between the ring portion and the lid body and with the ring portion and the lid
Body forms the rolling element of bearing arrangement, wherein, the shaft is fixedly connected through the hub portion and with the hub portion；Meanwhile
Also by setting the cushion collar between the protecgulum and the housing, the noise of radiator structure generation can be not only reduced,
And can be to avoid the noise produced by the collision between shaft and shell and friction.
Brief description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the utility model
Example is applied, for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Other attached drawings are obtained, wherein：
Fig. 1 is the top view of one preferred embodiment of noise reduction motor provided by the utility model；
Fig. 2 is the part-structure figure of noise reduction motor shown in Fig. 1；
Fig. 3 is sectional view of noise reduction motor shown in Fig. 1 along A-A directions.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the part of the embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
The all other embodiment obtained, shall fall within the protection scope of the present invention.
It is to be appreciated that in the utility model such as relating to the description of " first ", " second " etc. be only used for description purpose, without
It is understood that to indicate or implying its relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define
At least one this feature can be expressed or be implicitly included to the feature of " first ", " second ".In the description of the utility model,
" multiple " are meant that at least two, such as two, three etc., unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " connection ", " fixation " etc. should do broad sense reason
Solution, for example, " fixation " can be fixedly connected or be detachably connected, or integrally；Can mechanically connect, also may be used
Be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, can be the connection inside two elements
Or the interaction relationship of two elements, unless otherwise restricted clearly.For the ordinary skill in the art, can be with
Concrete meaning of the above-mentioned term in the utility model is understood as the case may be.
In addition, the technical solution between each embodiment of the utility model can be combined with each other, but must be with ability
Domain those of ordinary skill can be implemented as basis, will be understood that when the combination appearance of technical solution is conflicting or can not realize
The combination of this technical solution is not present, also not within the protection domain of the requires of the utility model.
Fig. 1 is please referred to Fig. 3, wherein, Fig. 1 is bowing for one preferred embodiment of noise reduction motor provided by the utility model
View；Fig. 2 is the part-structure figure of noise reduction motor shown in Fig. 1；Fig. 3 is sectional view of noise reduction motor shown in Fig. 1 along A-A directions.
The noise reduction motor 100 include housing 1, be respectively arranged on 1 both ends of housing protecgulum 3 and rear cover (not shown), shaft 5 and
Cushion collar 7, the protecgulum 3, the rear cover and the housing 1 are enclosed receiving space 100A, and the shaft 5 is through before described
Lid 3 is simultaneously partially housed in the receiving space 100A, the cushion collar 7 around 1 outer wall of housing and be located in it is described before
Between lid 3 and the housing 1.In the present embodiment, the cushion collar 7 is made of silicon rubber.
The protecgulum 3 includes hub portion 31, the ring portion 33 set around the hub portion 31, the lid set around the ring portion 33
Body 34, between the hub portion 31 and the ring portion 33 and along the blade 35 of 31 circumferential array of hub portion and arranged on institute
The rolling element 36 that bearing arrangement is formed between ring portion 33 and the lid body 34 and with the ring portion 33 and the lid body 34 is stated,
The shaft 5 is fixedly connected through the hub portion 31 and with the hub portion 31, and the lid body 34 is fixedly arranged on the housing 1.
Wherein, the blade 35 is arranged to, and when the blade 35 is rotated with the shaft 5, surrounding air is inhaled into institute from outside
Receiving space 100A or hot-air is stated to be discharged out of described receiving space 100A.In the present embodiment, the rolling
Body 36 is cylinder or sphere.Since the ring portion 33 can split the radial flow fields of the blade 35, so as to reduce
State influences caused by the vortex of 35 outer end of blade generation, therefore steady flow condition and can reduce noise；Simultaneously as the shaft
5 are fixedly connected with friction that can be caused by avoid expanding with heat and contract with cold between shaft and shell with the hub portion 31, so as to avoid
The noise that collision and friction between shaft and shell produce.In addition, again since the radiator structure of the noise reduction motor 100 is located at
On the protecgulum 3, it not only avoid inside the shell caused by setting radiator fan the problem of increase motor volume, and be conducive to
Mitigate the weight of motor.
As one embodiment of the utility model, the hub portion 31, the ring portion 33 and the blade 35 and described
Shaft 5 is integrally formed.Since the hub portion 31, the ring portion 33 and the blade 35 and the shaft 5 are integrally formed, not only
It can ensure 35 intensity of blade, so that the vibration of the blade 35 and trill when advantageously reducing or eliminate operating, and
It can ensure the reliability that the shaft 5 is fixedly connected with the hub portion 31.
As another embodiment of the utility model, the hub portion 31 is equipped with a through hole, is inserted with the through hole
The shaft 5, and the shaft 5 is fixed with the hub portion 31 by welding manner.
The lid body 34 includes the Part I that the bearing arrangement is formed with the ring portion 33 and the rolling element 36
341 and from 341 periphery of Part I bending extend to form and around the housing 1 Part II 343, described second
343 are divided to be fixedly arranged on the housing 1.For example, the Part II 343 can be fixed by bolt or screw with the housing 1.
As one embodiment of the utility model, the cushion collar 7 includes being located in the Part II 343 and described
The first buffer part 71 between 1 outer wall of housing and extended to form from 71 periphery of the first buffer part bending and be located in described the
The second buffer part 73 between a part 341 and the housing 1.Since the vibration of the shaft 5 is mainly distributed on perpendicular to institute
On the direction for stating shaft 5, therefore, by setting the cushion collar 7 not only to prevent the shaft 5 from being sent out along in its vertical direction
During raw vibration, the lid body 34 and 1 direct collision of housing, so that noise is produced, and can be to avoid described first
Divide a small amount of collision between the friction between 341 and the housing 1 and the Part I 341 and the housing 1.
As another embodiment of the utility model, the cushion collar 7 is located in the Part II 343 and the shell
Between 1 outer wall of body.That is, the cushion collar 7 is only made of first buffer part 71.
In order to reduce the noise produced when the blade 35 is rotated with the shaft 5 by cutting air, the noise reduction motor
100 further include and are fixedly arranged on sound absorbing layer 9 of the protecgulum 3 away from 1 side of housing, and the sound absorbing layer 9 is enclosed with the protecgulum 3
An accommodation space 100B is formed, and the hub portion 31, the ring portion 33 and the rolling element 36 are the accommodation space 100B's
In the range of, the shaft 5 passes through the sound absorbing layer 9.Due to the hub portion 31, the ring portion 33, the blade 35 and the rolling
Kinetoplast 36 is in the range of the accommodation space 100B, so as to prevent the hub portion 31, the ring portion 33, the blade 35
And the rolling element 36 is rubbed with the sound absorbing layer 9 when being rotated with the shaft 5.
The sound absorbing layer 9 includes being enclosed the enclosing part 91 of the accommodation space 100B and described in the protecgulum 3
The bending of 91 periphery of enclosing part extends to form and is fixedly arranged on fixed part 93 of the protecgulum 3 away from 1 side of housing.The enclosing
Orthographic projection of the portion 91 on the protecgulum 3 covers hub portion 31, the ring portion 33, the blade 35 and the rolling element 36,
That is, the model of the hub portion 31, the ring portion 33, the blade 35 and the rolling element 36 in the accommodation space 100B
In enclosing.As one embodiment of the utility model, the fixed part 93 is fixedly arranged on the Part I 341.
Noise reduction motor 100 provided by the utility model has the advantages that：By the way that the protecgulum 3 is arranged to include
Hub portion 31, around the hub portion 31 set ring portion 33, around the ring portion 33 set lid body 34, arranged on the hub portion 31
Between the ring portion 33 and along the blade 35 of 31 circumferential array of hub portion and arranged on the ring portion 33 and the lid body
The rolling element 36 of bearing arrangement is formed between 34 and with the ring portion 33 and the lid body 34, wherein, the shaft 5 passes through institute
State hub portion 31 and be fixedly connected with the hub portion 31, meanwhile, also by described in the setting between the protecgulum 3 and the housing 1
Cushion collar 7, can not only reduce the noise of radiator structure generation, but also can be to avoid because of the collision between shaft and shell and rubbing
Wipe the noise produced.
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is directly or indirectly used in
Other relevant technical fields, are equally included in the patent within the scope of the utility model.
Claims (10)
- A kind of 1. noise reduction motor, it is characterised in that including：Housing；Protecgulum and rear cover, are respectively arranged on the housing both ends, wherein, the protecgulum includes hub portion, around hub portion setting Ring portion, the lid body set around the ring portion, be fixedly arranged between the hub portion and the ring portion and circumferentially arranged along the hub portion The blade of row and form bearing arrangement between the ring portion and the lid body and with the ring portion and the lid body Rolling element, the lid body is fixedly arranged on the housing；Shaft, is fixedly connected through the hub portion and with the hub portion；Cushion collar, around the housing exterior walls and is located between the lid body and the housing.
- 2. noise reduction motor according to claim 1, it is characterised in that the lid body includes and the ring portion and the rolling Kinetoplast forms the Part I of the bearing arrangement and is extended to form and around the housing from Part I periphery bending Outer wall Part II, the Part II is fixedly arranged on the housing.
- 3. noise reduction motor according to claim 2, it is characterised in that the cushion collar is located in the Part II and institute State between housing exterior walls.
- 4. noise reduction motor according to claim 2, it is characterised in that the cushion collar includes being located in the Part II The first buffer part between the housing exterior walls and extend to form and be located in described from the first buffer part periphery bending The second buffer part between Part I and the housing.
- 5. the noise reduction motor according to any one of claim 1-4, it is characterised in that the cushion collar is by silicon rubber system Into.
- 6. the noise reduction motor according to any one of claim 1-4, it is characterised in that the noise reduction motor further includes fixed In sound absorbing layer of the protecgulum away from the housing side, the sound absorbing layer is enclosed an accommodation space with the protecgulum, and The hub portion, the ring portion, the blade and the rolling element are in the range of the accommodation space, and the shaft is described in Sound absorbing layer.
- 7. noise reduction motor according to claim 1, it is characterised in that the hub portion is integrally formed with the shaft.
- 8. noise reduction motor according to claim 1, it is characterised in that the hub portion is equipped with a through hole, in the through hole The shaft is inserted with, and the shaft is fixed with the hub portion by welding manner.
- 9. according to the noise reduction motor described in claim 1 or 7 or 8, it is characterised in that the hub portion, the ring portion and the leaf Piece is integrally formed.
- 10. noise reduction motor according to claim 1, it is characterised in that the rolling element is cylinder or sphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720937004.1U CN207234592U (en) | 2017-07-28 | 2017-07-28 | Noise reduction motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720937004.1U CN207234592U (en) | 2017-07-28 | 2017-07-28 | Noise reduction motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207234592U true CN207234592U (en) | 2018-04-13 |
Family
ID=61855250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720937004.1U Expired - Fee Related CN207234592U (en) | 2017-07-28 | 2017-07-28 | Noise reduction motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207234592U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110994904A (en) * | 2019-12-16 | 2020-04-10 | 丁继来 | Motor heat abstractor based on gear drive principle |
-
2017
- 2017-07-28 CN CN201720937004.1U patent/CN207234592U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110994904A (en) * | 2019-12-16 | 2020-04-10 | 丁继来 | Motor heat abstractor based on gear drive principle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180413 Termination date: 20210728 |