CN209676062U - A kind of fixation device of external rotor electric machine - Google Patents
A kind of fixation device of external rotor electric machine Download PDFInfo
- Publication number
- CN209676062U CN209676062U CN201920692330.XU CN201920692330U CN209676062U CN 209676062 U CN209676062 U CN 209676062U CN 201920692330 U CN201920692330 U CN 201920692330U CN 209676062 U CN209676062 U CN 209676062U
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- fixed seat
- wall
- shock
- absorbing sleeve
- electric machine
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Abstract
The utility model proposes a kind of fixation devices of external rotor electric machine, and for the motor shaft of external rotor electric machine to be fixed on to the rack of treadmill, including the fixation kit in fixing seat and insertion fixing seat, wherein fixing seat is fixedly connected with rack；Fixation kit includes the fixing piece for being sleeved on motor shaft outer wall and the shock-absorbing sleeve for being sleeved on fixing piece outer wall, the inner wall of fixing piece fits closely with motor shaft outer wall, the inner wall of the outer wall of fixing piece and shock-absorbing sleeve fits closely, and the outer wall of shock-absorbing sleeve and the inner wall of fixing seat fit closely.The utility model increases the design of fixing piece between motor shaft and shock-absorbing sleeve, can be effectively reduced the influence that motor shaft fever generates shock-absorbing sleeve, so as to improve shock-absorbing sleeve working environment；It is effectively avoided simultaneously since motor shaft diameter is small and shock-absorbing sleeve contact surface small the drawbacks of producing relative rotation so as to cause motor shaft in use process and shock-absorbing sleeve, that is, effectively avoid the drawbacks of motor shaft and fixing seat produce relative rotation in use process.
Description
Technical field
The utility model relates to a kind of external rotor electric machine fields, specifically design a kind of fixation device of external rotor electric machine.
Background technique
In the prior art, the motor shaft of the external rotor electric machine on treadmill by fixing seat be fixed on in rack, motor
Shock-absorbing sleeve is equipped between axis and fixing seat；Shock-absorbing sleeve is for completely cutting off vibrating function, therefore it needs certain thickness, and motor shaft is straight
Diameter is smaller, therefore in the motor course of work, and due to temperature change and stress etc., the failures such as shock-absorbing sleeve can be deformed are existing
As causing motor shaft to produce relative rotation with fixing seat, there are security risks.
To sum up, it needs to be further improved the prior art.
Utility model content
The shortcomings that the utility model is directed in the prior art provides one kind and motor shaft and fixing seat is effectively avoided to generate phase
To the fixation device of the external rotor electric machine of rotation.
In order to solve the above-mentioned technical problem, the utility model is addressed by following technical proposals:
A kind of fixation device of external rotor electric machine, for the motor shaft of external rotor electric machine to be fixed on to the rack of treadmill
On, including the fixation kit in fixing seat and insertion fixing seat, wherein fixing seat is fixedly connected with rack；
The fixation kit includes the fixing piece for being sleeved on motor shaft outer wall and the shock-absorbing sleeve for being sleeved on fixing piece outer wall, institute
The inner wall for stating fixing piece fits closely with motor shaft outer wall, the inner wall of the outer wall of fixing piece and shock-absorbing sleeve fits closely, and damping
The outer wall of set and the inner wall of fixing seat fit closely.
The improvement of fixation device as a kind of external rotor electric machine of the utility model:
The fixing seat includes the upper fixed seat and lower fixed seat being fixedly linked, and upper fixed seat and lower fixed seat surround to be formed
Be embedded in chamber, it is intracavitary that the shock-absorbing sleeve and fixing piece are mounted on insertion, wherein the outer wall of shock-absorbing sleeve respectively with upper fixed seat and lower solid
The inner wall of reservation fits closely；
Fixed seat is fixedly connected with rack.
The further improvement of fixation device as a kind of external rotor electric machine of the utility model:
Between fixed seat and lower fixed seat be equipped with L-shaped baffle, the vertical side face fixing piece of L-shaped baffle and
Shock-absorbing sleeve, and the horizontal side of upper fixed seat, baffle, lower fixed seat are successively fixedly linked, the outer wall of shock-absorbing sleeve and the level of baffle
Side fits closely.
The further improvement of fixation device as a kind of external rotor electric machine of the utility model:
Fixed seat, the horizontal side of baffle, lower fixed seat successively detachable connection.
The further improvement of fixation device as a kind of external rotor electric machine of the utility model:
The side of fixed seat is equipped with the first screw, and first screw end stretches out upper fixed seat inner wall and damping
Set abuts against.
The further improvement of fixation device as a kind of external rotor electric machine of the utility model:
The outer wall of the fixing piece is rectangular.
The further improvement of fixation device as a kind of external rotor electric machine of the utility model:
The top of fixed seat is equipped with the bolt through upper fixed seat, and the top of upper fixed seat is equipped with perpendicular to spiral shell
Second screw of keyhole, bolt and the second screw be connected with rack, and wherein bolt is used to adjust upper fixed seat on the rack
Position, the second screw is for upper fixed seat to be fixed on the rack.The utility model has due to using above technical scheme
Significant technical effect:
1, the utility model can effectively avoid motor shaft diameter small by the design to fixing piece and shock-absorbing sleeve, and subtract
The small drawback of shake set contact surface, thus effectively avoid in use motor shaft produce relative rotation with fixing seat；
2, design of the utility model to the first screw can withstand fixing piece and shock-absorbing sleeve from side, make it by axis
Axial displacement is not generated when to power；
3, design of the utility model to baffle can block fixing piece and shock-absorbing sleeve, make its when by axial force not
Generate axial displacement.
4, design of the utility model to bolt on upper fixed seat and screw can adjust upper fixed seat according to actual needs
Position on the rack is suitable for a variety of occasions.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of the first structural schematic diagram of the fixation device of external rotor electric machine of the utility model；
Fig. 2 is a kind of second of structural schematic diagram of the fixation device of external rotor electric machine of the utility model；
Fig. 3 is a kind of the third structural schematic diagram of the fixation device of external rotor electric machine of the utility model；
Fig. 4 is the assembling schematic diagram in a kind of fixation device of external rotor electric machine of the utility model between each fixation kit.
Specific embodiment
The utility model is described in further detail below with reference to embodiment, following embodiment is to the utility model
Explanation and the utility model is not limited to following embodiment.
The fixation device of embodiment 1, a kind of external rotor electric machine, for the motor shaft 5 of external rotor electric machine to be fixed on running
In the rack 6 of machine, as shown in Figures 1 to 4, including the fixation kit in fixing seat and insertion fixing seat.
As shown in Figure 1, fixation kit includes being sleeved on the fixing piece 4 of 5 outer wall of motor shaft and being sleeved on 4 outer wall of fixing piece
Shock-absorbing sleeve 3, inner wall and 5 outer wall of motor shaft of fixing piece 4 fit closely, the outer wall of fixing piece 4 and the inner wall of shock-absorbing sleeve 3 closely paste
It closes, and the outer wall of shock-absorbing sleeve 3 and the inner wall of fixing seat fit closely.
The present embodiment increases fixing piece 4 between motor shaft 5 and shock-absorbing sleeve 3, and motor shaft can be effectively reduced by fixing piece 4
The influence that 5 fevers generate shock-absorbing sleeve 3, so as to improve 3 working environment of shock-absorbing sleeve；4 outer wall of the present embodiment fixing piece is rectangular (interior
Wall is adapted with motor shaft 5), enable fixing piece 4 using own profile and volume, effectively avoids in the prior art due to motor
5 diameter of axis is small, with the small disadvantage to produce relative rotation so as to cause motor shaft 5 in use process and shock-absorbing sleeve 3 of 3 contact surface of shock-absorbing sleeve
End, that is, effectively avoid the drawbacks of motor shaft 5 and fixing seat produce relative rotation in use process.
Note: shock-absorbing sleeve uses rubber elastomeric material.
Fixing seat includes the upper fixed seat 2 and lower fixed seat 1 being fixedly linked, and upper fixed seat 2 and lower fixed seat 1 surround shape
At insertion chamber, it is intracavitary that shock-absorbing sleeve 3 and fixing piece 4 are mounted on insertion, wherein the outer wall of shock-absorbing sleeve 3 respectively with upper fixed seat 2 and under
The inner wall of fixing seat 1 fits closely.Upper fixed seat 2 is fixedly connected with rack 6.
As shown in Fig. 2, L-shaped baffle 9, L shape can also be arranged between upper fixed seat 2 and lower fixed seat 1 according to actual needs
Baffle 9 vertical side face fixing piece 4 and shock-absorbing sleeve 3, and upper fixed seat, the horizontal side of baffle 9, lower fixed seat successively lead to
It crosses screw realization to be detachably connected, the outer wall of shock-absorbing sleeve 3 is tight with the horizontal side of the inner wall of upper fixed seat 2 and baffle 9 respectively at this time
Closely connected conjunction.
Baffle 9 can block fixing piece 4 and shock-absorbing sleeve 3, thus in use, make fixing piece 4 and shock-absorbing sleeve 3 by
Axial displacement is not generated when to axial force.
As shown in figure 3, to avoid fixing piece 4 and shock-absorbing sleeve 3 from not generating axial displacement when by axial force, it can also be upper
The side of fixing seat 2 is equipped with the first screw 10, and the inner wall that upper fixed seat 2 is stretched out in the end of the first screw 10 offsets with shock-absorbing sleeve 3
It connects；
In actual use, after the first screw 10 being tightened, the first screw 10 withstands fixing piece 4 and shock-absorbing sleeve from side
3, so that fixing piece 4 and shock-absorbing sleeve 3 effectively be avoided not to generate axial displacement when by axial force.
Rack 6 is equipped with a contralateral ear 61, and upper fixed seat 2, which is located at, picks up the ears between 61, in upper fixed seat 2 in the present embodiment
Top is equipped with the bolt 7 through upper fixed seat, and is equipped with the second screw 8 perpendicular to bolt 7 on the top of upper fixed seat 2；
Bolt 7 is placed through 61 and the upper fixed seat 2 of picking up the ears of 2 two sides of upper fixed seat, so that upper fixed seat 2 is mounted on
It picks up the ears between 61, and the position of upper fixed seat 2 can be adjusted by adjusting bolt 7 according to actual needs.
After adjusting the position for completing upper fixed seat 2, upper fixed seat 2 is fixed in rack 6 using the second screw 8.
Since the position of upper fixed seat 2 can be adjusted by adjusting bolt 7 according to space distribution situation in actual use, from
And the utility model is made to be suitable for a variety of occasions.
It is upper solid when upper fixed seat 2, lower fixed seat 1, fixing piece 4, shock-absorbing sleeve 3, baffle 9 and the first screw 10 are used in conjunction with
Assembling schematic diagram between reservation 2, lower fixed seat 1, fixing piece 4, shock-absorbing sleeve 3 and baffle 9 is as shown in Figure 4.
In addition, it should be noted that, the specific embodiments described in this specification, the shape of parts and components are named
Title etc. can be different.All equivalent or simple changes done according to structure, feature and principle described in the concept of the patent of the utility model,
It is included in the protection scope of the utility model patent.Those skilled in the art of the present invention can be to being retouched
The specific embodiment stated does various modifications or additions or is substituted in a similar manner, without departing from the utility model
Structure or beyond the scope defined by this claim, all should belong to the protection range of the utility model.
Claims (7)
1. a kind of fixation device of external rotor electric machine, for the motor shaft of external rotor electric machine to be fixed on to the rack of treadmill,
It is characterised in that it includes the fixation kit in fixing seat and insertion fixing seat, wherein fixing seat is fixedly connected with rack；
The fixation kit includes the fixing piece for being sleeved on motor shaft outer wall and the shock-absorbing sleeve for being sleeved on fixing piece outer wall, described solid
The inner wall for determining part fits closely with motor shaft outer wall, the inner wall of the outer wall of fixing piece and shock-absorbing sleeve fits closely, and shock-absorbing sleeve
Outer wall and the inner wall of fixing seat fit closely.
2. a kind of fixation device of external rotor electric machine according to claim 1, it is characterised in that:
The fixing seat includes the upper fixed seat and lower fixed seat being fixedly linked, and upper fixed seat and lower fixed seat surround to form insertion
Chamber, the shock-absorbing sleeve and fixing piece be mounted on insertion it is intracavitary, wherein the outer wall of shock-absorbing sleeve respectively with upper fixed seat and lower fixed seat
Inner wall fit closely；
Fixed seat is fixedly connected with rack.
3. a kind of fixation device of external rotor electric machine according to claim 2, it is characterised in that:
L-shaped baffle, the vertical side face fixing piece of L-shaped baffle and damping are equipped between fixed seat and lower fixed seat
Set, and the horizontal side of upper fixed seat, baffle, lower fixed seat are successively fixedly linked, the outer wall of shock-absorbing sleeve and the horizontal side of baffle are tight
Closely connected conjunction.
4. a kind of fixation device of external rotor electric machine according to claim 3, it is characterised in that:
Fixed seat, the horizontal side of baffle, lower fixed seat successively detachable connection.
5. a kind of fixation device of external rotor electric machine according to claim 4, it is characterised in that:
The side of fixed seat is equipped with the first screw, and first screw end stretches out upper fixed seat inner wall and shock-absorbing sleeve phase
It abuts.
6. a kind of fixation device of external rotor electric machine according to claim 5, it is characterised in that:
The outer wall of the fixing piece is rectangular.
7. a kind of fixation device of external rotor electric machine according to any one of claims 2 to 6, it is characterised in that:
The top of fixed seat is equipped with the bolt through upper fixed seat, and the top of upper fixed seat is equipped with perpendicular to bolt hole
The second screw, bolt and the second screw be connected with rack, and wherein bolt is for adjusting the position of upper fixed seat on the rack,
Second screw is for upper fixed seat to be fixed on the rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920692330.XU CN209676062U (en) | 2019-05-15 | 2019-05-15 | A kind of fixation device of external rotor electric machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920692330.XU CN209676062U (en) | 2019-05-15 | 2019-05-15 | A kind of fixation device of external rotor electric machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209676062U true CN209676062U (en) | 2019-11-22 |
Family
ID=68575091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920692330.XU Active CN209676062U (en) | 2019-05-15 | 2019-05-15 | A kind of fixation device of external rotor electric machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209676062U (en) |
-
2019
- 2019-05-15 CN CN201920692330.XU patent/CN209676062U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 321300 no.287, Lingshi Road, Chengxi New District, Yongkang City, Jinhua City, Zhejiang Province Patentee after: Zhejiang Unitech Electric Co.,Ltd. Address before: 321300 no.287, Lingshi Road, Chengxi New District, Yongkang City, Jinhua City, Zhejiang Province Patentee before: ZHEJIANG UNITE MOTOR Co.,Ltd. |