CN208797755U - Brushless outer rotor motor dual-end cover supports output center to rotate axle construction - Google Patents
Brushless outer rotor motor dual-end cover supports output center to rotate axle construction Download PDFInfo
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- CN208797755U CN208797755U CN201821397937.7U CN201821397937U CN208797755U CN 208797755 U CN208797755 U CN 208797755U CN 201821397937 U CN201821397937 U CN 201821397937U CN 208797755 U CN208797755 U CN 208797755U
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- China
- Prior art keywords
- end cover
- rotary shaft
- axle construction
- outer rotor
- rotor motor
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Abstract
The utility model relates to the technical fields of motor, disclose brushless outer rotor motor dual-end cover support output center rotation axle construction, including fixed stator axis, the stator winding that is wrapped in stator axis periphery, for wrapping up around the stator winding and the end cap of rotor case, two both ends for being respectively used to support the stator axis that can constantly rotate；End cap described in wherein at least one is fixedly connected with output rotary shaft, and the inner wall of the rotor case is fixedly connected with permanent magnet, and the end cap is fixedly connected with the rotor case；Rotor case is under the action of the stator winding of energization, it may be implemented constantly to rotate, to drive output rotary shaft rotation, the arrangement of dual-end cover keeps the rotation of rotor case more stable, it shakes when avoiding rotor case rotation, and then the rotational stability of output rotary shaft is improved, it has avoided output rotary shaft and has shaken, brought great convenience for user.
Description
Technical field
The utility model relates to the technical field of motor, especially brushless outer rotor motor dual-end cover support output center rotations
Pivot structure.
Background technique
External rotor electric machine refers to that the rotating part (rotor) of motor is the shell of motor, and motor shaft end is fixed
, it is the place for fixing motor.For example generator of ceiling fan, conveyer belt etc. is all external rotor electric machine.
Only there is traditional external rotor electric machine an end cap to be used to support rotor case, under this arrangement, outside rotor
The rotation of shell is not sufficiently stable, and is easy to shake, so as to cause the performance degradation of motor.
Utility model content
The purpose of this utility model is to provide brushless outer rotor motor dual-end cover support output centers to rotate axle construction, purport
Solving the problems, such as that external rotor electric machine rotates unstable in the prior art.
The utility model is realized in this way brushless outer rotor motor dual-end cover support output center rotates axle construction, packet
Include fixed stator axis, the stator winding for being wrapped in the stator axis periphery, for wrapping up around the stator winding and
The rotor case that can constantly rotate, two both ends for being respectively used to support the stator axis end cap；Described in wherein at least one
End cap is fixedly connected with output rotary shaft, and the inner wall of the rotor case is fixedly connected with permanent magnet, the end cap with described turn
Subshell is fixedly connected.
Further, two end caps distinguish outwardly convex and form two for placing the first placed cavities of bearing, and two
A first placed cavity face arrangement is placed in two first placed cavities respectively and is used to support the of the stator axis
One bearing.
Further, the first bearing includes the first inner ring and the first outer ring, and the stator axis passes through described first
Inner ring.
Further, the brushless outer rotor motor dual-end cover support output center rotation axle construction further includes being used to support
The support frame of the output rotary shaft, support frame as described above have through-hole, and the output rotary shaft is pierced by the through-hole.
Further, support frame as described above outwardly convex forms second placed cavity for being used for fixed placement bearing, described
Second bearing is placed in second placed cavity.
Further, the second bearing has the second inner ring and the second outer ring, and the output rotary shaft passes through described
Second inner ring.
Compared with prior art, brushless outer rotor motor dual-end cover provided by the utility model supports output center rotary shaft
Structure, by the fixed stator axis of setting, the stator winding for being wrapped in stator axis periphery, for wrapping up around stator winding
And can constantly rotate rotor case, two be respectively used to support stator axis both ends end cap；Wherein at least one end cap is solid
Surely it is connected with output rotary shaft, the inner wall of rotor case is fixedly connected with permanent magnet, and end cap is fixedly connected with rotor case；This
Sample, rotor case may be implemented constantly to rotate under the action of the stator winding of energization, so that output rotary shaft rotation is driven,
Two end caps for being used to support the both ends of stator axis are set, end cap is fixedly connected with rotor case, stator axis be it is fixed,
The rotation of rotor case will be more stable in this way, and the arrangement of dual-end cover keeps the rotation of rotor case more stable, avoid
Rotor case shakes when rotating, and then improves the rotational stability of output rotary shaft, has avoided output rotary shaft hair
It is raw to shake, it brings great convenience for user.
Detailed description of the invention
Fig. 1 is brushless outer rotor motor dual-end cover support output center rotation axle construction provided by the embodiment of the utility model
Schematic cross-section.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
The same or similar label correspond to the same or similar components in the attached drawing of the present embodiment；In retouching for the utility model
In stating, it is to be understood that if the orientation or positional relationship for having the instructions such as term " on ", "lower", "left", "right" is based on attached drawing
Shown in orientation or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion institute
The device or element of finger must have a particular orientation, be constructed and operated in a specific orientation, therefore position pass is described in attached drawing
The term of system only for illustration, should not be understood as the limitation to this patent, for those of ordinary skill in the art and
Speech, can understand the concrete meaning of above-mentioned term as the case may be.
The realization of the utility model is described in detail below in conjunction with specific embodiment.
Shown in referring to Fig.1, preferred embodiment is provided for the utility model.
Brushless outer rotor motor dual-end cover 4 supports output center to rotate axle construction, including fixed stator axis 1, twines
It is wound on the stator winding 2 of 1 periphery of stator axis, for wrapping up rotor case 3, two surrounding stator winding 2 and can constantly rotating
It is respectively used to the end cap 4 at the both ends of support stator axis 1；Wherein at least one end cap 4 is fixedly connected with output rotary shaft 5, rotor
The inner wall of shell 3 is fixedly connected with permanent magnet 6, and end cap 4 is fixedly connected with rotor case 3.
The brushless outer rotor motor dual-end cover 4 of above-mentioned offer supports output center to rotate axle construction, fixed not by setting
Dynamic stator axis 1, the stator winding 2 that is wrapped in 1 periphery of stator axis, for wrapping up around stator winding 2 and can constantly rotate
Rotor case 3, two be respectively used to support stator axis 1 both ends end cap 4；Wherein at least one end cap 4 is fixedly connected with defeated
Rotary shaft 5 out, the inner wall of rotor case 3 are fixedly connected with permanent magnet 6, and end cap 4 is fixedly connected with rotor case 3；In this way, rotor
Shell 3 may be implemented constantly to rotate under the action of stator winding 2 of energization, so that output rotary shaft 5 is driven to rotate, setting
The end cap 4 at two both ends for being used to support stator axis 1, end cap 4 are fixedly connected with rotor case 3, and stator axis 1 is fixed
, the rotation of such rotor case 3 will be more stable, and the arrangement of dual-end cover 4 keeps the rotation of rotor case 3 more stable,
It avoids when rotor case 3 rotates and shakes, and then improve the rotational stability of output rotary shaft 5, avoided output
Rotary shaft 5 shakes, and brings great convenience for user.
Specifically, two end caps 4 distinguish outwardly convex and form two for placing the first placed cavities of bearing, and two first
Placed cavity face is arranged, is placed with the first bearing 7 for being used to support stator axis 1 respectively in two placed cavities.
Furthermore first bearing 7 includes the first inner ring and the first outer ring, and stator axis 1 passes through the first inner ring；In this way, stator
Axis 1 is fixed, and 4 relative stator axis 1 of end cap is free to rotate, and rotor case 3 drives end cap 4 to move, and it is fixed that end cap 4 plays support
The effect of sub- axis 1 rotates rotor case 3 more stable, and stator axis 1 plays the role of stable end cap 4, keeps the rotation of end cap 4 steady
It is fixed, it is not easy to shake.
In the present embodiment, it further includes being used to support that brushless outer rotor motor dual-end cover 4, which supports output center rotation axle construction,
The support frame 8 of rotary shaft 5 is exported, support frame 8 has through-hole, and output rotary shaft 5 is pierced by through-hole；Support frame 8 plays support in this way
Output rotary shaft 5 and the effect limited to output rotary shaft 5, keep the rotation for exporting rotary shaft 5 more stable, are not easy to shake
It is dynamic.
Specifically, 8 outwardly convex of support frame forms second placed cavity for being used for fixed placement bearing, the second placed cavity
Inside it is placed with second bearing 9.
Specifically, second bearing 9 has the second inner ring and the second outer ring, and output rotary shaft 5 passes through the second inner ring；Output
Rotary shaft 5 is fixed with the second inner ring, and support frame 8 is fixed with the second outer ring, and a circle steel is equipped between the second inner ring and the second outer ring
Pearl allows inner ring to be not easy to shake in this way, output rotary shaft 5 is more stable when rotating with respect to outer ring stable rotation.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (6)
1. brushless outer rotor motor dual-end cover supports output center to rotate axle construction, which is characterized in that including fixed fixed
Sub- axis, the stator winding for being wrapped in the stator axis periphery, turn for wrapping up the circular stator winding and can constantly rotate
Subshell, two both ends for being respectively used to support the stator axis end cap；End cap described in wherein at least one is fixedly connected with
Rotary shaft is exported, the inner wall of the rotor case is fixedly connected with permanent magnet, and the end cap is fixedly connected with the rotor case.
2. brushless outer rotor motor dual-end cover support output center as described in claim 1 rotates axle construction, which is characterized in that
Two end caps distinguish outwardly convex and form two for placing the first placed cavity of bearing, and two first placed cavities are just
To arrangement, it is placed with the first bearing for being used to support the stator axis respectively in two first placed cavities.
3. brushless outer rotor motor dual-end cover support output center as claimed in claim 2 rotates axle construction, which is characterized in that
The first bearing includes the first inner ring and the first outer ring, and the stator axis passes through first inner ring.
4. brushless outer rotor motor dual-end cover support output center as claimed in any one of claims 1-3 rotates axle construction,
It is characterized in that, brushless outer rotor motor dual-end cover support output center rotation axle construction further include be used to support it is described defeated
The support frame of rotary shaft out, support frame as described above have through-hole, and the output rotary shaft is pierced by the through-hole.
5. brushless outer rotor motor dual-end cover support output center as claimed in claim 4 rotates axle construction, which is characterized in that
Support frame as described above outwardly convex forms second placed cavity for being used for fixed placement bearing, is placed in second placed cavity
Second bearing.
6. brushless outer rotor motor dual-end cover support output center as claimed in claim 5 rotates axle construction, which is characterized in that
The second bearing has the second inner ring and the second outer ring, and the output rotary shaft passes through second inner ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821397937.7U CN208797755U (en) | 2018-08-28 | 2018-08-28 | Brushless outer rotor motor dual-end cover supports output center to rotate axle construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821397937.7U CN208797755U (en) | 2018-08-28 | 2018-08-28 | Brushless outer rotor motor dual-end cover supports output center to rotate axle construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208797755U true CN208797755U (en) | 2019-04-26 |
Family
ID=66207354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821397937.7U Active CN208797755U (en) | 2018-08-28 | 2018-08-28 | Brushless outer rotor motor dual-end cover supports output center to rotate axle construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208797755U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113890257A (en) * | 2021-10-08 | 2022-01-04 | 中山市普阳电子科技有限公司 | DC water-fetching motor for air conditioner |
-
2018
- 2018-08-28 CN CN201821397937.7U patent/CN208797755U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113890257A (en) * | 2021-10-08 | 2022-01-04 | 中山市普阳电子科技有限公司 | DC water-fetching motor for air conditioner |
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