CN207753527U - dust-proof motor - Google Patents
dust-proof motor Download PDFInfo
- Publication number
- CN207753527U CN207753527U CN201720937077.0U CN201720937077U CN207753527U CN 207753527 U CN207753527 U CN 207753527U CN 201720937077 U CN201720937077 U CN 201720937077U CN 207753527 U CN207753527 U CN 207753527U
- Authority
- CN
- China
- Prior art keywords
- hub
- dust
- ring portion
- proof motor
- filter screen
- 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.)
- Expired - Fee Related
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Abstract
The utility model provides a kind of dust-proof motor.The dust-proof motor includes shell, protecgulum, rear cover, shaft, first filter screen and the second filter screen, the protecgulum includes hub, around the ring portion of hub setting, around the lid ontology of ring portion setting, it is fixedly arranged between the hub and the ring portion and is formed along the blade of the hub circumferential array and between the ring portion and the lid ontology and with the ring portion and the lid ontology rolling element of bearing arrangement, the rear cover includes mounting hole, first filter screen is fixedly arranged on the protecgulum far from the shell side and is enclosed an accommodation space with the protecgulum, and the hub, the ring portion, the blade and the rolling element are in the range of the accommodation space, second filter screen is fixedly arranged in the mounting hole.Dust-proof motor provided by the utility model is by first filter screen and the second filter screen filtration surrounding air, so as to prevent dust from entering inside motor.
Description
Technical field
The utility model is related to motor device fields, specifically, being related to a kind of dust-proof 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 shell and protecgulum and rear cover set on its both ends, and bearing holder (housing, cover) is set 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 generate largely inside the shell
Heat, with the continuous accumulation of heat, entire motor will overheat, this imitates the electromagnetic conversion for influencing winding coil itself
Can, it could even be possible to influencing the operating of bearing.
In order to reduce heat accumulation to the greatest extent, motor in the related technology includes protecgulum and shaft, and protecgulum includes hub, surround
The ring portion of hub setting, is fixedly arranged between hub and ring portion and along the leaf of hub circumferential array the lid ontology for surrounding ring portion setting
Piece and the rolling element that bearing arrangement is formed between ring portion and lid ontology and with ring portion and lid ontology, shaft pass through hub simultaneously
It is fixedly connected with hub.When blade is rotated with shaft, surrounding air be inhaled into motor from outside or hot-air from
It is discharged in motor.However, since the radiator structure of the motor is located at protecgulum, the dust in outside air can pass through
Channel between blade enters in motor, and then meeting motor causes prodigious damage, and especially the motor application is in agricultural and sideline production
When the industries such as product, Chinese medicine, food, chemical industry, feed.
Therefore, it is necessary to further be developed to motor in the related technology, to avoid drawbacks described above.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of dust-proof motor, which can prevent powder
Dirt enters inside motor.
The utility model provides a kind of dust-proof motor, and the dust-proof motor includes shell, is respectively arranged on the shell both ends
And the protecgulum and rear cover and shaft of receiving space are enclosed with the shell,
The protecgulum includes hub, around the ring portion of hub setting, around the lid ontology, fixed of ring portion setting
Between the hub and the ring portion and along the blade of the hub circumferential array and it is set to the ring portion and the lid originally
The rolling element of bearing arrangement is formed between body and with the ring portion and the lid ontology, the lid ontology is fixedly arranged on the shell
On；
The rear cover includes the connection receiving space and extraneous mounting hole；
The dust-proof motor further includes being fixedly arranged on first filter screen of the protecgulum far from the shell side and fixed
In the second filter screen in the mounting hole, wherein first filter screen is enclosed an accommodation space with the protecgulum, and
The hub, the ring portion, the blade and the rolling element are in the range of the accommodation space；
The shaft passes through the hub and first filter screen and is fixedly connected with the hub.
In a kind of preferred embodiment of dust-proof motor provided by the utility model, first filter screen include with it is described
Protecgulum be enclosed the accommodation space enclosing part and from the enclosing part periphery bending extend to form and be fixedly arranged on it is described before
Fixed part of the lid far from the shell side, orthographic projection of the enclosing part on the protecgulum cover the hub, the ring
Portion, the blade and the rolling element.
In a kind of preferred embodiment of dust-proof motor provided by the utility model, the lid ontology includes and the ring portion
The first part of the bearing arrangement is formed with the rolling element and is extended to form and is surround from first part's periphery bending
The second part of the shell, the fixed part are fixedly arranged in the first part, and the second part is fixedly arranged on the shell
On.
In a kind of preferred embodiment of dust-proof motor provided by the utility model, the mounting hole is from its inner wall convex shaped
At a supporting part, the dust-proof motor further include by connector be removably connected to it is described after cover and positioned at the receiving sky
Between outer fixed frame, the two opposite sides of second filter screen are abutted with the supporting part and the fixed frame respectively.
In a kind of preferred embodiment of dust-proof motor provided by the utility model, the supporting part is that interval is arranged and is in
The separate structure of annular spread.
In a kind of preferred embodiment of dust-proof motor provided by the utility model, the supporting part is the one knot of annular
Structure.
In a kind of preferred embodiment of dust-proof motor provided by the utility model, first filter screen and described second
Filter screen is constituted by folding the fibrofelt filter layer, HEPA filter layer and the activated carbon filter layer that set successively.
In a kind of preferred embodiment of dust-proof motor provided by the utility model, the hub and the shaft one at
Type.
In a kind of preferred embodiment of dust-proof motor provided by the utility model, the hub is equipped with a through-hole, institute
It states and is inserted with the shaft in through-hole, and the shaft is fixed with the hub by welding manner.
In a kind of preferred embodiment of dust-proof motor provided by the utility model, the hub, the ring portion and described
Blade is integrally formed.
The advantageous effect of dust-proof motor provided by the utility model is：By in the protecgulum far from the shell side
The first filter screen that an accommodation space is enclosed with the protecgulum, and the hub, the ring portion, the blade and institute are set
Rolling element is stated in the range of the accommodation space, and the receiving space and the external world are connected to by covering setting in the rear
Mounting hole, and the second filter screen is installed in the mounting hole so that when the blade is rotated with the shaft, environment
Air has into the receiving space by first filter screen or second filter screen, so as to prevent dust
Into the receiving space.
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, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it 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 vertical view of one preferred embodiment of dust-proof motor provided by the utility model；
Fig. 2 is the part-structure figure of dust-proof motor shown in Fig. 1；
Fig. 3 is sectional view of the dust-proof motor shown in Fig. 1 along the directions A-A.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, 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 the description for being such as related to " first ", " second " in the present invention is used for description purposes only, without
It can be interpreted as indicating or implying its relative importance or implicitly indicate the quantity of indicated technical characteristic.It defines as a result,
The feature of " first ", " second " can explicitly or implicitly include at least one of the features.In the description of the present invention,
The meaning of " plurality " is at least two, such as two, three etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. should do broad sense reason
Solution, for example, " fixation " may be a fixed connection, may be a detachable connection, or integral；It can be mechanical connection, also may be used
To be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary the connection inside two elements
Or the interaction relationship of two elements, unless otherwise restricted clearly.It for the ordinary skill in the art, can be with
The concrete meaning of above-mentioned term in the present invention 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 of technical solution appearance is conflicting or cannot achieve
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 dust-proof motor provided by the utility model
View；Fig. 2 is the part-structure figure of dust-proof motor shown in Fig. 1；Fig. 3 is sectional view of the dust-proof motor shown in Fig. 1 along the directions A-A.
The dust-proof motor 100 includes shell 1, the protecgulum 3 for being respectively arranged on 1 both ends of the shell and rear cover 4, shaft 5, the first filter screen
7 and second filter screen 8.The protecgulum 3, the rear cover 4 and the shell 1 are enclosed receiving space 100A, and the rear cover 4 wraps
It includes and is connected to the receiving space 100A and extraneous mounting hole 41, second filter screen 8 is fixedly arranged in the mounting hole 41, institute
The first filter screen 7 is stated to be fixedly arranged on the protecgulum 3 far from 1 side of the shell and be enclosed an accommodation space with the protecgulum 3
100B, the shaft 5 pass through the protecgulum 3 and first filter screen 7 and are partially housed in the receiving space 100A.
The protecgulum 3 includes hub 31, the ring portion 33 for surrounding the setting of the hub 31, the lid being arranged around the ring portion 33
Ontology 34, between the hub 31 and the ring portion 33 and along the blade 35 of 31 circumferential array of hub and be set to institute
The rolling element 36 that bearing arrangement is formed between ring portion 33 and the lid ontology 34 and with the ring portion 33 and the lid ontology 34 is stated,
The shaft 5 passes through the hub 31 and is fixedly connected with the hub 31, and the lid ontology 34 is fixedly arranged on the shell 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
It states receiving space 100A or hot-air to be discharged out of described receiving space 100A, and the hub 31, the ring portion
33, the blade 35 and the rolling element 36 are in the range of the accommodation space 100B.In the present embodiment, the rolling element
36 be cylinder or sphere.Since the hub 31, the ring portion 33, the blade 35 and the rolling element 36 are in the receiving
In the range of the 100B of space, so as to prevent the hub 31, the ring portion 33, the blade 35 and the rolling element 36 with
The shaft 5 rubs when rotating with first filter screen 7.
When the dust-proof motor 100 does not work, dust can not enter the receipts by the protecgulum 3 and the rear cover 4
Hold space 100A；When the dust-proof motor 100 works, the blade 35 is rotated with the shaft 5, and surrounding air is from external quilt
The receiving space 100A or hot-air is drawn into be discharged out of described receiving space 100A.Therefore, surrounding air
It is had into the receiving space 100A by first filter screen 7 or second filter screen 8, so as to prevent powder
Dirt enters the receiving space 100A.In the present embodiment, first filter screen 7 and second filter screen 8 by folding successively
If fibrofelt filter layer, HEPA filter layer and activated carbon filter layer constitute, and air-flow is by first filter screen 7 and described
When the second filter screen 8, air-flow passes through the fibrofelt filter layer at first.
Simultaneously as the shaft 5 be fixedly connected with the hub 31 can shaft caused by avoid expanding with heat and contract with cold with it is outer
Friction between shell, so as to avoid the noise of collision and friction generation between shaft and shell；Again due to the ring portion
33 can divide the radial flow fields of the blade 35, so as to reduce shadow caused by the vortex of 35 outer end of blade generation
It rings, therefore steady flow condition and noise can be reduced.Further, since the radiator structure of the dust-proof motor 100 is located at the protecgulum 3
On, the problem of increasing motor volume caused by radiator fan is set inside the shell is not only avoided, and be conducive to mitigate motor
Weight.
As one embodiment of the utility model, the hub 31, the ring portion 33 and the blade 35 and described
Shaft 5 is integrally formed.Since the hub 31, the ring portion 33 and the blade 35 and the shaft 5 are integrally formed, not only
It can ensure 35 intensity of the blade, the vibration of the blade 35 and trill when to advantageously reduce or eliminate operating, and
It can ensure the reliability that the shaft 5 is fixedly connected with the hub 31.
As another embodiment of the utility model, the hub 31 is equipped with a through-hole, is inserted in the through-hole
The shaft 5, and the shaft 5 is fixed with the hub 31 by welding manner.
The lid ontology 34 includes the first part that the bearing arrangement is formed with the ring portion 33 and the rolling element 36
It 341 and is extended to form from the bending of the first part 341 periphery and around the second part 343 of the shell 1, described second
343 are divided to be fixedly arranged on the shell 1.For example, the second part 343 can be fixed by bolt or screw with the shell 1.
First filter screen 7 include with the protecgulum 3 be enclosed the accommodation space 100B enclosing part 71 and from
The bending of 71 periphery of the enclosing part extends to form and is fixedly arranged on fixed part 73 of the protecgulum 3 far from 1 side of the shell, described
Orthographic projection of the enclosing part 71 on the protecgulum 3 covers the hub 31, the ring portion 33, the blade 35 and the rolling element
36, that is to say, that the hub 31, the ring portion 33, the blade 35 and the rolling element 36 are in the accommodation space 100B
In the range of.
For the ease of the replacement or cleaning of first filter screen 7 and second filter screen 8.First filter screen 7
It is removably connected on the protecgulum 3；The mounting hole 41 convexes to form a supporting part 43, the dust-proof motor from its inner wall
100 further include being removably connected on the rear cover 4 by connector (not shown) and outside the receiving space 100A
The two opposite sides of fixed frame 9, second filter screen 8 are abutted with the supporting part 43 and the fixed frame 9 respectively.Wherein, institute
It can be bolt or screw to state connector.
As one embodiment of the utility model, the supporting part 43 can be point that interval is arranged and is distributed in a ring
Body structure.
As another embodiment of the utility model, the supporting part 43 can be the integral structure of annular.
Dust-proof motor 100 provided by the utility model has the advantages that：By in the protecgulum 3 far from the shell
The first filter screen 7 that an accommodation space 100B is enclosed with the protecgulum 3, and the hub 31, the ring is arranged in 1 side of body
Portion 33, the blade 35 and the rolling element 35 are in the range of the accommodation space 100B, and by lid 4 in the rear
It is arranged and is connected to the receiving space 100A and extraneous mounting hole 41, and is installed with the second filter screen 8 in the mounting hole 41, from
And when the blade 35 is rotated with the shaft 5, surrounding air has into the receiving space 100A by described
First filter screen 7 or second filter screen 8, so as to prevent dust from entering the receiving space 100A.
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 applied directly or indirectly in
Other relevant technical fields, are equally included in the patent within the scope of the utility model.
Claims (10)
1. a kind of dust-proof motor, including shell, it is respectively arranged on the shell both ends and is enclosed receiving space with the shell
Protecgulum and rear cover and shaft, it is characterised in that：
The protecgulum includes hub, the ring portion around hub setting, the lid ontology around ring portion setting, is fixedly arranged on institute
State between hub and the ring portion and along the blade of the hub circumferential array and set on the ring portion and the lid ontology it
Between and form with the ring portion and the lid ontology rolling element of bearing arrangement, the lid ontology is fixedly arranged on the shell；
The rear cover includes the connection receiving space and extraneous mounting hole；
The dust-proof motor further includes being fixedly arranged on first filter screen of the protecgulum far from the shell side and being fixedly arranged on institute
State the second filter screen in mounting hole, wherein first filter screen is enclosed an accommodation space with the protecgulum, and described
Hub, the ring portion, the blade and the rolling element are in the range of the accommodation space；
The shaft passes through the hub and first filter screen and is fixedly connected with the hub.
2. dust-proof motor according to claim 1, which is characterized in that first filter screen includes being enclosed with the protecgulum
It forms the enclosing part of the accommodation space and is extended to form from enclosing part periphery bending and be fixedly arranged on the protecgulum far from institute
The fixed part of shell side is stated, orthographic projection of the enclosing part on the protecgulum covers the hub, the ring portion, the leaf
Piece and the rolling element.
3. dust-proof motor according to claim 2, which is characterized in that the lid ontology includes and the ring portion and the rolling
Kinetoplast forms the first part of the bearing arrangement and is extended to form from first part's periphery bending and surround the shell
Second part, the fixed part is fixedly arranged in the first part, and the second part is fixedly arranged on the shell.
4. dust-proof motor according to claim 1, which is characterized in that the mounting hole convexes to form a carrying from its inner wall
Portion, the dust-proof motor further include by connector be removably connected to it is described after cover and consolidating outside the receiving space
Determine frame, the two opposite sides of second filter screen are abutted with the supporting part and the fixed frame respectively.
5. dust-proof motor according to claim 4, which is characterized in that the supporting part is that interval is arranged and is distributed in a ring
Separate structure.
6. dust-proof motor according to claim 4, which is characterized in that the supporting part is the integral structure of annular.
7. according to the dust-proof motor described in any one of claim 1-6, which is characterized in that first filter screen and described
Two filter screens are constituted by folding the fibrofelt filter layer, HEPA filter layer and the activated carbon filter layer that set successively.
8. dust-proof motor according to claim 1, which is characterized in that the hub is integrally formed with the shaft.
9. dust-proof motor according to claim 1, which is characterized in that the hub is equipped with a through-hole, in the through-hole
It is inserted with the shaft, and the shaft is fixed with the hub by welding manner.
10. according to the dust-proof motor described in claim 1 or 8 or 9, which is characterized in that the hub, the ring portion and the leaf
Piece is integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720937077.0U CN207753527U (en) | 2017-07-28 | 2017-07-28 | dust-proof motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720937077.0U CN207753527U (en) | 2017-07-28 | 2017-07-28 | dust-proof motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207753527U true CN207753527U (en) | 2018-08-21 |
Family
ID=63146570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720937077.0U Expired - Fee Related CN207753527U (en) | 2017-07-28 | 2017-07-28 | dust-proof motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207753527U (en) |
-
2017
- 2017-07-28 CN CN201720937077.0U patent/CN207753527U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20180821 Termination date: 20210728 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |