CN107707049A - A kind of unilateral support external rotor electric machine - Google Patents
A kind of unilateral support external rotor electric machine Download PDFInfo
- Publication number
- CN107707049A CN107707049A CN201710899729.0A CN201710899729A CN107707049A CN 107707049 A CN107707049 A CN 107707049A CN 201710899729 A CN201710899729 A CN 201710899729A CN 107707049 A CN107707049 A CN 107707049A
- Authority
- CN
- China
- Prior art keywords
- support
- bearing
- electric machine
- external rotor
- clutch shaft
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2786—Outer rotors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/50—Fastening of winding heads, equalising connectors, or connections thereto
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/08—Structural association with bearings
- H02K7/083—Structural association with bearings radially supporting the rotary shaft at both ends of the rotor
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The present invention provides a kind of unilateral support external rotor electric machine, including support component, rotor assembly and stator module, the support component includes support protecgulum and clutch shaft bearing, the support protecgulum has orthogonal end face and beam barrel, one end that the beam barrel intersects at the end face sets clutch shaft bearing cave, and the other end sets second bearing cave；The clutch shaft bearing is arranged at the clutch shaft bearing cave；The rotor assembly includes shaft core, casing and second bearing；The shaft core is arranged in the beam barrel, and is passed through the clutch shaft bearing；The second bearing is sheathed on the shaft core, and coordinates and be placed in the second bearing cave；The endoporus of the clutch shaft bearing is more than the endoporus of the second bearing；The casing has interstitial hole, and the interstitial hole is sheathed on the shaft core.The beneficial effects of the invention are as follows：Unique rotor assembly and stator module fit system, ensure the stability of shaft core output torque.
Description
Technical field
The present invention relates to machine field, particularly a kind of unilateral support external rotor electric machine.
Background technology
Existing external rotor electric machine, its frame mode is a lot, is all constantly seeking the stability of outer rotor.
The content of the invention
In order to solve above-mentioned existing technical problem, the present invention provides a kind of unilateral support external rotor electric machine, and unique turns
Sub-component and stator module fit system, ensure the stability of shaft core output torque.
The present invention solves above-mentioned existing technical problem, there is provided a kind of unilateral support external rotor electric machine, including support component,
Rotor assembly and stator module, the support component include support protecgulum and clutch shaft bearing, and the support protecgulum, which has, mutually to hang down
Straight end face and beam barrel, one end that the beam barrel intersects at the end face set clutch shaft bearing cave, and the other end sets second bearing
Cave；The clutch shaft bearing is arranged at the clutch shaft bearing cave；The rotor assembly includes shaft core, casing and second bearing；It is described
Shaft core is arranged in the beam barrel, and is passed through the clutch shaft bearing；The second bearing is sheathed on the shaft core, and coordinates accommodating
In the second bearing cave；The endoporus of the clutch shaft bearing is more than the endoporus of the second bearing；The casing has interstitial hole,
The interstitial hole is sheathed on the shaft core.
Further improvement of the present invention is as described below.
The rotor assembly includes magnetic shoe, and the magnetic shoe is connected to the inwall of the casing.
The stator module includes stator core, and the stator core is socketed on the beam barrel through glue.
The support component includes support Building L；The support protecgulum is connected to the vertical plane of the support Building L.
The end face in the clutch shaft bearing cave protrudes from the end face of the support protecgulum；It is corresponding, the support Building L vertical plane
It is provided with the interstitial hole being engaged.
It is interference fits between the interstitial hole of the end face of the support protecgulum and the support Building L.
The vertical plane of the support Building L is provided with reinforcement 121 with horizontal plane intersection.
In the inner side of the end face of the support protecgulum, one annulus is set；The support component includes safty shield, described
Safty shield covers at the rotor assembly and is connected to the annulus.
One line outlet is set on the annulus.
The end face of the neighbouring line outlet is provided with multiple holes.
Compared to prior art, the beneficial effects of the invention are as follows：Unique rotor assembly and stator module fit system, are protected
Demonstrate,prove the stability of shaft core output torque.
Brief description of the drawings
Fig. 1 is the diagrammatic cross-section of the unilateral support external rotor electric machine of the present invention.
Fig. 2 is Fig. 1 decomposing schematic representation.
Fig. 3 is the structure chart of the support protecgulum.
Fig. 4 is Fig. 3 sectional structure chart.
Fig. 5 is the profile of the rotor assembly.
| Support component | Support protecgulum 11 | End face 111 | |
| Beam barrel 112 | Clutch shaft bearing cave 1121 | ||
| Second bearing cave 1122 | |||
| Clutch shaft bearing 1123 | |||
| Support Building L 12 | Reinforcement 121 | ||
| Safty shield 13 | |||
| Rotor assembly | Shaft core 21 | ||
| Casing 22 | |||
| Second bearing 23 | |||
| Magnetic shoe 24 | |||
| Stator module | Stator core 31 |
Embodiment
The present invention is further described for explanation and embodiment below in conjunction with the accompanying drawings.
As shown in Figures 1 to 5, a kind of unilateral support external rotor electric machine, including support component, rotor assembly and stator pack
Part, support component include support protecgulum 11 and clutch shaft bearing 1123, and support protecgulum 11 has orthogonal end face 111 and beam barrel
112, beam barrel 112 intersects at the central area of end face 111, and one end that beam barrel 112 intersects at end face 111 sets clutch shaft bearing cave
1121, the other end sets second bearing cave 1122；Clutch shaft bearing 1123 is arranged at clutch shaft bearing cave 1121；Rotor assembly includes axle
Core 21, casing 22 and second bearing 23；Shaft core 21 is arranged in beam barrel 112, and is passed through clutch shaft bearing 1123；23 sets of second bearing
Located at shaft core 21, and coordinate and be placed in second bearing cave 1122；The endoporus of clutch shaft bearing 1123 is more than the endoporus of second bearing 23,
Need to ensure that the phase of clutch shaft bearing 1123 is relatively larger than second bearing 23 herein；Casing 22 has interstitial hole, and interstitial hole is sheathed on shaft core 21.
Unique rotor assembly and stator module fit system, ensure the stability of the output torque of shaft core 21.
The 22 middle hole wall of casing of the present invention extends and stretched into the end of beam barrel 112, neighbouring second bearing 23.
The rotor assembly of the present invention includes magnetic shoe 24, and magnetic shoe 24 is connected to the inwall of casing 22.
The stator module of the present invention includes stator core 31, and stator core 31 is socketed on beam barrel 112 through glue.
The support component of the present invention includes support Building L 12；Support protecgulum 11 is connected to the vertical plane of support Building L 12.First
The end face 111 in bearing cave 1121 protrudes from the end face 111 of support protecgulum 11；Corresponding, the support vertical plane of Building L 12 is provided with matching
The interstitial hole of conjunction, support protecgulum 11 are attached at the vertical plane of support Building L 12, can be fixed through multiple screws.Support protecgulum
It is interference fits between 11 end face 111 and the interstitial hole for supporting Building L 12.Support vertical plane and the horizontal plane intersection of Building L 12
It is provided with reinforcement 121.
The present invention sets an annulus in the inner side of the end face 111 of support protecgulum 11；Support component includes safty shield 13,
Safty shield 13 covers at rotor assembly and is connected to annulus, so supports protecgulum 11 and safty shield 13 to surround a chamber
Body, contain stator module and part rotor component in it.One line outlet is set on annulus, the end face 111 of neighbouring line outlet
Multiple holes are provided with, for bundling lead-out wire and being pulled out from line outlet.
Above content is to combine specific preferred embodiment further description made for the present invention, it is impossible to is assert
The specific implementation of the present invention is confined to these explanations.For general technical staff of the technical field of the invention,
On the premise of not departing from present inventive concept, some simple deduction or replace can also be made, should all be considered as belonging to the present invention's
Protection domain.
Claims (10)
1. a kind of unilateral support external rotor electric machine, including support component, rotor assembly and stator module,
It is characterized in that：
The support component includes support protecgulum and clutch shaft bearing, and the support protecgulum has orthogonal end face and beam barrel,
One end that the beam barrel intersects at the end face sets clutch shaft bearing cave, and the other end sets second bearing cave；The clutch shaft bearing
It is arranged at the clutch shaft bearing cave；
The rotor assembly includes shaft core, casing and second bearing；The shaft core is arranged in the beam barrel, and through the first axle
Hold and pass；The second bearing is sheathed on the shaft core, and coordinates and be placed in the second bearing cave；The clutch shaft bearing it is interior
Hole is more than the endoporus of the second bearing；The casing has interstitial hole, and the interstitial hole is sheathed on the shaft core.
2. unilateral support external rotor electric machine according to claim 1, it is characterised in that：The rotor assembly includes magnetic shoe,
The magnetic shoe is connected to the inwall of the casing.
3. unilateral support external rotor electric machine according to claim 1, it is characterised in that：The stator module includes stator iron
Core, the stator core are socketed on the beam barrel through glue.
4. unilateral support external rotor electric machine according to claim 1, it is characterised in that：The support component includes support L
Seat；The support protecgulum is connected to the vertical plane of the support Building L.
5. unilateral support external rotor electric machine according to claim 4, it is characterised in that：Dash forward the end face in the clutch shaft bearing cave
For the end face of the support protecgulum；Corresponding, the support Building L vertical plane is provided with the interstitial hole being engaged.
6. unilateral support external rotor electric machine according to claim 5, it is characterised in that：The end face of the support protecgulum and institute
State support Building L interstitial hole between be interference fits.
7. unilateral support external rotor electric machine according to claim 6, it is characterised in that：It is described support Building L vertical plane with
Horizontal plane intersection is provided with reinforcement 121.
8. unilateral support external rotor electric machine according to claim 7, it is characterised in that：In the end face of the support protecgulum
Inner side sets an annulus；The support component includes safty shield, and the safty shield covers at the rotor assembly simultaneously
It is connected to the annulus.
9. unilateral support external rotor electric machine according to claim 8, it is characterised in that：One outlet is set on the annulus
Mouthful.
10. unilateral support external rotor electric machine according to claim 9, it is characterised in that：Adjacent to the described of the line outlet
End face is provided with multiple holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710899729.0A CN107707049A (en) | 2017-09-28 | 2017-09-28 | A kind of unilateral support external rotor electric machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710899729.0A CN107707049A (en) | 2017-09-28 | 2017-09-28 | A kind of unilateral support external rotor electric machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107707049A true CN107707049A (en) | 2018-02-16 |
Family
ID=61175252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710899729.0A Pending CN107707049A (en) | 2017-09-28 | 2017-09-28 | A kind of unilateral support external rotor electric machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107707049A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101170266A (en) * | 2006-10-23 | 2008-04-30 | 梁昌勇 | External rotor car permanent magneto |
| CN203747523U (en) * | 2014-03-10 | 2014-07-30 | 东明机电（深圳）有限公司 | Miniaturized external rotor motor |
-
2017
- 2017-09-28 CN CN201710899729.0A patent/CN107707049A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101170266A (en) * | 2006-10-23 | 2008-04-30 | 梁昌勇 | External rotor car permanent magneto |
| CN203747523U (en) * | 2014-03-10 | 2014-07-30 | 东明机电（深圳）有限公司 | Miniaturized external rotor motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180216 |
|
| RJ01 | Rejection of invention patent application after publication |