CN207884419U - A kind of brushless motor - Google Patents
A kind of brushless motor Download PDFInfo
- Publication number
- CN207884419U CN207884419U CN201820240879.0U CN201820240879U CN207884419U CN 207884419 U CN207884419 U CN 207884419U CN 201820240879 U CN201820240879 U CN 201820240879U CN 207884419 U CN207884419 U CN 207884419U
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- motor
- end cap
- stator support
- electric motor
- stator
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model embodiment is related to a kind of brushless motor, including outer rotor, stator support, stator, electric motor end cap, bearing and motor shaft, the stator fixing assembling is on the stator support, the outer rotor and the electric motor end cap fixing assembling, the bearing fixing assembling is on the stator support, the motor shaft is assemblied on the bearing, and the first end of the motor shaft is covered tightly with the outer rotor opposite with the electric motor end cap of the outer rotor with connection.The brushless motor motor shaft can rotate, and can not only be used as external rotor electric machine, but also can be used as inner rotor motor, extend the application field of motor.
Description
Technical field
The utility model belongs to technical field of motors, and in particular to a kind of brushless motor.
Background technology
Brushless motor structure is simple, efficient, easy to maintenance, because of its unique advantage, is widely used in industry, agriculture
The every field of industry, national defence and daily production and living, and played huge effect.Brushless external rotor in the prior art
Motor, motor shaft are fixedly connected with stator, and stator does not turn at work, outer rotor rotation, since motor shaft can not rotate, to
Restrict the performance of electric motors function, the application of limiting motor.
Utility model content
In order to solve the technical issues of above-mentioned motor shaft can not rotate, the utility model embodiment proposes a kind of brushless electricity
Machine, including outer rotor, stator support, stator, electric motor end cap, bearing, motor shaft, the stator fixing assembling is in the stator branch
On frame, the outer rotor and the electric motor end cap fixing assembling, the bearing fixing assembling is on the stator support, the electricity
Arbor is assemblied on the bearing, outer turn opposite with the electric motor end cap with the outer rotor of the first end of the motor shaft
Son is covered tightly with connection.
Further, the first end of the motor shaft stretches out the outer rotor lid.
Further, first through hole of the second end of the motor shaft through the electric motor end cap is stretched out.
Further, the bearing is one or more.
Further, the brushless motor further includes motor fixing frame, and for fixing motor, the first of the stator support is prominent
Go out second through-hole of the portion through the electric motor end cap to stretch out, first protruding portion of the motor fixing frame and the stator support
It is fixedly connected.
Further, the second protruding portion of the stator support forms motor outlet wire hole, and second protruding portion is through the electricity
The third through-hole of generator terminal lid stretches out, and the lead-out wire of motor is drawn by the motor outlet wire hole of the stator support from inside to outside
Go out.
Further, oil sealing is set at the first through hole of the electric motor end cap.
Further, oil sealing is arranged in the second through hole of the electric motor end cap.
The advantageous effect of the utility model embodiment：The brushless motor motor shaft that the utility model embodiment proposes can turn
It is dynamic, it can not only be used as external rotor electric machine, but also can be used as inner rotor motor, and extend the application field of motor.
Description of the drawings
Fig. 1 is the brushless motor structure sectional view of the utility model embodiment.
Specific implementation mode
To make the purpose of this utility model, technical solution and advantage be more clearly understood, below in conjunction with specific embodiment, and
With reference to attached drawing, the utility model is further described.But those skilled in the art know, the utility model is not limited to
Attached drawing and following embodiment.
Referring to Fig.1, the utility model embodiment proposes a kind of brushless motor, including outer rotor 1, stator support 2, stator
3, electric motor end cap 4, bearing 5 and motor shaft 6.3 fixing assembling of stator on stator support 2, with electric motor end cap 4 fix by outer rotor 1
Assembly, on stator support 2, motor shaft 6 is assemblied on bearing 55 fixing assembling of one or more bearings, and the first of motor shaft 6
The outer rotor of end and outer rotor 1 and electric motor end cap 4 opposite side is covered tightly with connection, and the first end of motor shaft 6 can be pierced by outer turn
Son lid, the second end of motor shaft 6 can be stretched out through the first through hole of electric motor end cap 4.
Preferably, the brushless motor of the utility model embodiment further includes motor fixing frame 7, for installing and fixing electricity
Motor is fixed on apparatus body by machine, and second through-hole of first protruding portion 21 through electric motor end cap 4 of stator support 2 stretches out, electricity
Machine fixed frame 7 is fixedly connected with the first protruding portion 21 of stator support 2.
Preferably, the second protruding portion 22 of stator support 2 forms motor outlet wire hole 8, and the second protruding portion 22 is through electric motor end cap 4
Third through-hole stretch out, the lead-out wire of motor passes through the motor outlet wire hole 8 of stator support 2 and draws from inside to outside.
Preferably, the first through hole of electric motor end cap 4 is respectively provided with oil sealing 9 with the second through hole.
The brushless motor of the utility model embodiment, the protruding portion of stator support 2 are pierced by electric motor end cap 4 and extend to outer rotor
Except 1 so that motor can be installed and fixed by motor fixing frame 7, meanwhile, outer rotor and electric motor end cap fixing assembling
And connect with motor shaft close-fitting, it avoids motor shaft and is fixed on stator, so that motor shaft synchronous can turn with outer rotor
It is dynamic.The application field for having expanded brushless motor significantly, can be applied to oxygen-enriching machine in fish pond, blender, sander, electric tool,
Industrial electric fan, the vehicles, vehicle, lathe, conveying equipment, hoist engine etc..
More than, the embodiment of the utility model is illustrated.But the utility model is not limited to above-mentioned implementation
Mode.Within the spirit and principle of the utility model, any modification, equivalent substitution, improvement and etc. done, should be included in
Within the scope of protection of the utility model.
Claims (8)
1. a kind of brushless motor, which is characterized in that including outer rotor, stator support, stator, electric motor end cap, bearing and motor shaft,
The stator fixing assembling on the stator support, consolidate by the outer rotor and the electric motor end cap fixing assembling, the bearing
Surely be assemblied on the stator support, the motor shaft is assemblied on the bearing, the first end of the motor shaft with it is described outer
The outer rotor opposite with the electric motor end cap of rotor is covered tightly with connection.
2. brushless motor as described in claim 1, which is characterized in that the first end of the motor shaft stretches out the outer rotor
Lid.
3. brushless motor as described in claim 1, which is characterized in that the second end of the motor shaft is through the electric motor end cap
First through hole is stretched out.
4. brushless motor as described in claim 1, which is characterized in that the bearing is one or more.
5. brushless motor as claimed in claim 1 or 2 or 3 or 4, which is characterized in that the brushless motor further includes that motor is solid
Determine frame, for fixing motor, second through-hole of first protruding portion through the electric motor end cap of the stator support stretches out, the electricity
Machine fixed frame is fixedly connected with first protruding portion of the stator support.
6. brushless motor as claimed in claim 5, which is characterized in that the second protruding portion of the stator support forms motor and goes out
String holes, third through-hole of second protruding portion through the electric motor end cap stretch out, and the lead-out wire of motor is from inside to outside by described
It draws in the motor outlet wire hole of stator support.
7. brushless motor as claimed in claim 3, which is characterized in that oil sealing is arranged at the first through hole of the electric motor end cap.
8. brushless motor as claimed in claim 5, which is characterized in that oil sealing is arranged in the second through hole of the electric motor end cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820240879.0U CN207884419U (en) | 2018-02-09 | 2018-02-09 | A kind of brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820240879.0U CN207884419U (en) | 2018-02-09 | 2018-02-09 | A kind of brushless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207884419U true CN207884419U (en) | 2018-09-18 |
Family
ID=63498696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820240879.0U Active CN207884419U (en) | 2018-02-09 | 2018-02-09 | A kind of brushless motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207884419U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114665648A (en) * | 2022-04-11 | 2022-06-24 | 无锡双能达科技有限公司 | External rotor motor for aerator |
-
2018
- 2018-02-09 CN CN201820240879.0U patent/CN207884419U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114665648A (en) * | 2022-04-11 | 2022-06-24 | 无锡双能达科技有限公司 | External rotor motor for aerator |
| CN114665648B (en) * | 2022-04-11 | 2022-11-22 | 无锡双能达科技有限公司 | External rotor motor for aerator |
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