CN207234574U - New-type electric machine - Google Patents
New-type electric machine Download PDFInfo
- Publication number
- CN207234574U CN207234574U CN201720937079.XU CN201720937079U CN207234574U CN 207234574 U CN207234574 U CN 207234574U CN 201720937079 U CN201720937079 U CN 201720937079U CN 207234574 U CN207234574 U CN 207234574U
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- Prior art keywords
- hub portion
- electric machine
- new
- shaft
- type electric
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Abstract
The utility model provides a kind of New-type electric machine.The New-type electric machine includes shell body, is respectively arranged on the protecgulum and rear cover and shaft at the shell body both ends, the protecgulum includes hub portion, the ring portion set around the hub portion, the lid body set around the ring portion, the rolling element for being fixedly arranged between the hub portion and the ring portion and bearing arrangement being 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 shaft is fixedly connected through the hub portion and with the hub portion, and the lid body is fixedly arranged on the shell body.New-type electric machine provided by the utility model is by the way that radiator structure is located on the protecgulum, the problem of not only avoid increase motor volume caused by radiator fan is set inside the shell, and be conducive to mitigate the weight of motor, simultaneously because the shaft is fixedly connected with the hub portion, can also avoid the problem that rubbing between bearing and shaft.
Description
Technical field
Motor device field is the utility model is related to, specifically, being related to a kind of New-type electric machine.
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 body 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.
During motor operates, since the wire resistor in stator winding, running at high speed for bearing would generally produce greatly inside the shell
Calorimetric amount, 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.Therefore how to reduce the accumulation of heat to improve motor electromagnetic conversion efficiency and
Service life is of great significance.
In order to reduce heat accumulation to the greatest extent, motor of the prior art is usually equipped with the one or both ends of its motor shaft to be dissipated
Hot-air fan, and radiator fan is located in shell.For example, radiator fan is fixedly linked with carrying the motor shaft of rotor.Radiation air
The blade of fan, which is directed toward, to be arranged to when rotor is rotated with motor shaft, surrounding air be inhaled into from outside in motor housing or
Hot-air is discharged out of motor housing.However, due to setting radiator fan to increase to a certain extent inside the shell
The volume and weight of motor, therefore it is unfavorable for motor miniaturization.Simultaneously as expand with heat and contract with cold, can also cause bearing and shaft it
Between rub, so that shaft can be worn.In addition, existing fan blade cutting air when rotation does axial-flow type movement and causes
Axial flow field, also causes unavoidable radial flow fields at the same time, 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.
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 New-type electric machine, the New-type electric machine can to avoid
Installation radiator fan in shell.
The utility model provides a kind of New-type electric machine, and the New-type electric machine includes shell body, is respectively arranged on the shell body
The protecgulum and rear cover and shaft at both ends, the protecgulum include hub portion, the ring portion set around the hub portion, around the ring portion
The lid body of setting, be fixedly arranged between the hub portion and the ring portion and along the blade of hub portion circumferential array and arranged on institute
The rolling element that bearing arrangement is formed between ring portion and the lid body and with the ring portion and the lid body is stated, the shaft is worn
Cross the hub portion and be fixedly connected with the hub portion, the lid body is fixedly arranged on the shell body.
In a kind of preferred embodiment of New-type electric machine provided by the utility model, the hub portion and the shaft one into
Type.
In a kind of preferred embodiment of New-type electric machine 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 New-type electric machine provided by the utility model, the hub portion, the ring portion and described
Blade is integrally formed.
In a kind of preferred embodiment of New-type electric machine 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 shell body, the Part II are fixedly arranged on the shell body.
In a kind of preferred embodiment of New-type electric machine provided by the utility model, the rolling element is cylinder or ball
Body.
The beneficial effect of New-type electric machine 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.Namely
Say, by the way that the radiator structure of the New-type electric machine is located on the protecgulum, not only avoid and radiator fan is set inside the shell
Caused by increase motor volume the problem of, and be conducive to mitigate motor weight；Simultaneously as the shaft and the hub portion
It is fixedly connected, can also avoids the problem that rubbing between bearing and shaft；Further, since the ring portion 33 can be split
The radial flow fields of the blade 35, so as to reduce influence caused by the vortex of 35 outer end of the blade generation, therefore can
Steady flow condition simultaneously reduces noise.
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 New-type electric machine provided by the utility model；
Fig. 2 is sectional view of the New-type electric machine 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 and Fig. 2 are please referred to, wherein, Fig. 1 is bowing for one preferred embodiment of New-type electric machine provided by the utility model
View；Fig. 2 is sectional view of the New-type electric machine shown in Fig. 1 along A-A directions.The New-type electric machine 100 includes shell body 1, sets respectively
Protecgulum 3 and rear cover (not shown) and shaft 7 in 1 both ends of shell body, the protecgulum 3, the rear cover and the shell sheet
Body 1 is enclosed receiving space 100A, and the shaft 7 is through the protecgulum 3 and is partially housed in the receiving space 100A.
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 7 is fixedly connected through the hub portion 31 and with the hub portion 31, and the lid body 34 is fixedly arranged on the shell body 1
On.Wherein, the blade 35 is arranged to, and when the blade 35 is rotated with the shaft 7, surrounding air is inhaled into from outside
The receiving space 100A or hot-air are discharged out of described receiving space 100A.By by the New-type electric machine
100 radiator structure is located on the protecgulum 3, and not only avoid increases motor volume caused by setting radiator fan inside the shell
The problem of, and be conducive to mitigate the weight of motor；, can be with simultaneously as the shaft 7 is fixedly connected with the hub portion 31
Avoid the problem that to rub between bearing and shaft；Further, since the ring portion 33 can split the footpath of the blade 35
To flow field, so as to reduce influence caused by the vortex that 35 outer end of blade produces, therefore steady flow condition and can reduce
Noise.
As one embodiment of the utility model, the hub portion 31, the ring portion 33 and the blade 35 and described
Shaft 7 is integrally formed.Since the hub portion 31, the ring portion 33 and the blade 35 and the shaft 7 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 7 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 7, and the shaft 7 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 shell body 1 Part II 343, described second
Part 343 is fixedly arranged on the shell body 1.For example, the Part II 343 can pass through bolt or screw and the shell body
1 fixes.
The rolling element 36 is cylinder or sphere.
New-type electric machine 100 provided by the utility model has the advantages that：By the way that the protecgulum 3 is included into setting
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 7 passes through institute
State hub portion 31 and be fixedly connected with the hub portion 31.That is, by the way that the radiator structure of the New-type electric machine 100 is located at institute
The problem of stating on protecgulum 3, not only avoid increase motor volume caused by radiator fan is set inside the shell, and be conducive to subtract
The weight of light motor；Simultaneously as the shaft 7 is fixedly connected with the hub portion 31, can also avoid between bearing and shaft
The problem of rubbing；Further, since the ring portion 33 can split the radial flow fields of the blade 35, so as to reduce
Influenced caused by the vortex that 35 outer end of blade produces, therefore steady flow condition and noise can be reduced.
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 (6)
1. a kind of New-type electric machine, including shell body, the protecgulum and rear cover and shaft that are respectively arranged on the shell body both ends, it is special
Sign is, the protecgulum includes the hub portion, ring portion set around the hub portion, the lid body set around the ring portion, fixed
Between the hub portion and the ring portion and along the blade of hub portion circumferential array and arranged on the ring portion this is covered with described
Form the rolling element of bearing arrangement between body and with the ring portion and the lid body, the shaft through the hub portion and with institute
State hub portion to be fixedly connected, the lid body is fixedly arranged on the shell body.
2. New-type electric machine according to claim 1, it is characterised in that the hub portion is integrally formed with the shaft.
3. New-type electric machine 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.
4. according to the New-type electric machine described in claim 1 or 2 or 3, it is characterised in that the hub portion, the ring portion and the leaf
Piece is integrally formed.
5. New-type electric machine 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 shell sheet from Part I periphery bending
The Part II of body, the Part II are fixedly arranged on the shell body.
6. New-type electric machine 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 |
|---|---|---|---|
| CN201720937079.XU CN207234574U (en) | 2017-07-28 | 2017-07-28 | New-type electric machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720937079.XU CN207234574U (en) | 2017-07-28 | 2017-07-28 | New-type electric machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207234574U true CN207234574U (en) | 2018-04-13 |
Family
ID=61855315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720937079.XU Expired - Fee Related CN207234574U (en) | 2017-07-28 | 2017-07-28 | New-type electric machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207234574U (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 CN201720937079.XU patent/CN207234574U/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 |