CN207251331U - A kind of practical externally-wound type motor stator - Google Patents
A kind of practical externally-wound type motor stator Download PDFInfo
- Publication number
- CN207251331U CN207251331U CN201721220268.1U CN201721220268U CN207251331U CN 207251331 U CN207251331 U CN 207251331U CN 201721220268 U CN201721220268 U CN 201721220268U CN 207251331 U CN207251331 U CN 207251331U
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- CN
- China
- Prior art keywords
- iron core
- convex block
- wound type
- type motor
- motor
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Abstract
The utility model discloses a kind of practical externally-wound type motor stator, including stator body and shell, the stator body includes outer iron core and interior iron core, a circle winding slot is provided with the interior iron core, and coil is installed on the winding slot, one end of the coil is provided with notch, and the outer surface of the outer iron core is arranged at intervals with several convex blocks, and the bosom position of the convex block is installed with resetting spring, and the both sides of the resetting spring are provided with heat emission hole；Using externally-wound type motor stator, coil directly enters in winding slot from the notch of winding slot, simplifies frock, improves production efficiency；And set convex block to be combined with the groove on shell in the outside of outer iron core, when avoiding the motor from being impacted, cause motor not use；And heat emission hole and resetting spring are set in convex block, it can either ensure the great heat radiation effect of motor, additionally it is possible to strengthen the torsional property of stator body, improve the service life of stator body.
Description
Technical field
A kind of technical field of motors is the utility model is related to, more particularly to a kind of practical externally-wound type motor stator.
Background technology
Motor (English：Electric machinery, are commonly called as " motor ") refer to realize electric energy according to the law of electromagnetic induction
Conversion or a kind of calutron transmitted.Represented in circuit with letter M (old plant D).Its main function is to produce drive
Dynamic torque, as electrical appliance or various mechanical power sources.Generator is represented with letter G in circuit.Its main function is
Electric energy is converted into using mechanical energy, at present most commonly, is generated electricity using pushing generator rotors such as thermal energy, water energy.By work
Make power type division：Direct current generator and alternating current generator can be divided into.
Direct current generator is made of stator body and rotor two parts, there is certain air gap therebetween.Its main feature constructed
That there is an armature with commutator, the stator body of direct current generator by engine base, main pole, commutating pole, front and rear cover and
The components such as brush holder form.And important composition component of the stator body as dc motor, its service life often determine entirely
The service life of motor, and the DC motor stator body used in living is made of magnet, the thermal diffusivity of magnet is often very poor,
After heat in motor is spaced stator body with motor casing, heat dissipation effect is worse；And existing direct current generator, once it is subject to
Impact, the stator body of its inner end is easy to loosen, or even is separated with motor casing, causes motor not work normally；And adopt
With traditional embedding technology, not only low production efficiency, but also manufacture of high cost.
Utility model content
The utility model proposes a kind of practical externally-wound type motor stator, solve direct current generator of the prior art and determine
The installation of sub- body is not firm, and heat dissipation performance is poor, and low production efficiency, the problem of manufacture is of high cost.
In order to solve the above-mentioned technical problem, the utility model provides following technical solution：
A kind of practical externally-wound type motor stator body of the utility model, including stator body and shell, the stator sheet
Body includes outer iron core and interior iron core, and the outer iron core is provided with a circle coiling together with interior iron core close-fitting on the interior iron core
Groove, and coil is installed on the winding slot, one end of the coil is provided with notch, the outer surface of the outer iron core
Several convex blocks are arranged at intervals with, and the bosom position of the convex block is installed with resetting spring, and the reset bullet
The both sides of spring are provided with heat emission hole, and the shell is arranged on the outside of bush body, and be provided with the inside of the shell with it is convex
The groove that block matches.
As a kind of optimal technical scheme of the utility model, the convex block is the outside for being uniformly arranged on outer iron core.
As a kind of optimal technical scheme of the utility model, the inside of the convex block is additionally provided with reinforcing rib.
As a kind of optimal technical scheme of the utility model, the outer end of the heat emission hole connected with outer casing, and the heat dissipation
Hole is internally provided with filter screen.
As a kind of optimal technical scheme of the utility model, the coiling groove deep is 9.15mm, and the width of notch is
2.5mm。
The beneficial effect that the utility model is reached is：The motor stator of the utility model uses externally-wound type motor stator,
Coil directly enters in winding slot from the notch of winding slot, simplifies frock, improves production efficiency, reduces production cost；
And set convex block to be combined with the groove on shell in the outside of outer iron core, and when avoiding the motor from being impacted, stator sheet
Body loosens, and causes motor not use；And heat emission hole and resetting spring are set in convex block, it can either ensure the good of motor
Heat dissipation effect, additionally it is possible to strengthen the torsional property of stator body, improve the service life of stator body.
Brief description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form the limitation to the utility model.In the accompanying drawings：
Fig. 1 is a kind of subjective structure diagram of practical externally-wound type motor stator body of the utility model；
Fig. 2 is a kind of mounting structure schematic diagram of practical externally-wound type motor stator of the utility model；
In figure：1st, stator body；2nd, outer iron core；3rd, shell；4th, interior iron core；5th, winding slot；6th, coil；7th, convex block；8th, it is multiple
Position spring；9th, heat emission hole；10th, notch.
Embodiment
The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it will be appreciated that described herein excellent
Select embodiment to be only used for describing and explaining the present invention, be not used to limit the utility model.
Embodiment 1
As shown in Figs. 1-2, the utility model provides a kind of practical externally-wound type motor stator, including stator body 1 and outer
Shell 3, stator body 1 include outer iron core 2 and interior iron core 4, and outer iron core 2 is provided with together with interior 4 close-fitting of iron core on interior iron core 4
One circle winding slot 5, and coil 6 is installed on the winding slot 5, one end of coil 6 is provided with notch 10, the outside of outer iron core 2
Surface is arranged at intervals with several convex blocks 7, and the bosom position of convex block 7 is installed with resetting spring 8, and resetting spring
8 both sides are provided with heat emission hole 9, and the setting of heat emission hole 9, the heat in motor can be shed, improve the use of motor in time
In the service life, shell 3 is arranged on the outside of outer iron core 2, and the inner side of shell 3 is provided with the groove to match with convex block 7, passes through outer iron
Convex block 7 on core 2 mutually block with the groove on shell 3 and, when can avoid the motor from being impacted, stator body loosens, and causes electricity
Machine can not normal operation situation
Convex block 7 is the outside for being uniformly arranged on outer iron core 2, is uniformly arranged so that stator body 1 is more stablized.
The inside of convex block 7 is additionally provided with reinforcing rib, strengthens the intensity of convex block 7, improves its service life.
Heat emission hole 9 is set through shell 3, and heat emission hole 9 is internally provided with filter screen so that heat emission hole 9 can be with air
It is connected, and can prevents the dust in air from entering motor internal.
5 groove depth of winding slot is 9.15mm, and the width of notch 10 is 2.5mm.
Specifically, in use, coil 6 by notch 10 from it is outer enter interior iron core 4 in, be then wound on winding slot 5, then
Together with outer iron core 2 and interior 4 close-fitting of iron core, frock is simplified, improves production efficiency, reduces production cost；By outer iron
Core 2 by the groove card of convex block 7 and the inner side of shell 3 and, be easy for installation and removal, and convex block 7 and the groove card of the inner side of shell 3
With, when can avoid the motor from working, loose phenomenon occurs for stator body 1, cause motor can not normal operation, and in convex block 7
Resetting spring 8 is provided with, the pliability of convex block 7 can be strengthened, the heat produced in motor can directly be dissipated by heat emission hole 9
Go out, improve the service life of motor.
The motor stator body of the utility model uses externally-wound type motor stator, and coil directly enters from the notch of winding slot
In winding slot, frock is simplified, improves production efficiency, reduces production cost；And convex block is set in the outside of outer iron core
It can be combined with the groove on shell, when avoiding the motor from being impacted, stator body loosens, and causes motor not use；And
And heat emission hole and resetting spring are set in convex block, it can either ensure the great heat radiation effect of motor, additionally it is possible to strengthen stator sheet
The torsional property of body, improves the service life of stator body.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify the technical solution described in foregoing embodiments, or to which part technical characteristic
Carry out equivalent substitution.Where within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of practical externally-wound type motor stator, including stator body (1) and shell (3), the stator body (1) includes outer
Iron core (2) and interior iron core (4), the outer iron core (2) is together with interior iron core (4) close-fitting, it is characterised in that the interior iron core
(4) a circle winding slot (5) is provided with, and coil (6), one end of the coil (6) are installed on the winding slot (5)
It is provided with notch (10), the outer surface of the outer iron core (2) is arranged at intervals with several convex blocks (7), and the convex block (7)
Bosom position is installed with resetting spring (8), and the both sides of the resetting spring (8) are provided with heat emission hole (9), described
Shell (3) is arranged on the outside of outer iron core (2), and the groove to match with convex block (7) is provided with the inside of the shell (3).
2. a kind of practical externally-wound type motor stator according to claim 1, it is characterised in that the convex block (7) is equal
The even outside for being arranged on outer iron core (2).
A kind of 3. practical externally-wound type motor stator according to claim 2, it is characterised in that the convex block (7) it is interior
Portion is additionally provided with reinforcing rib.
4. a kind of practical externally-wound type motor stator according to claim 1, it is characterised in that the heat emission hole (9) is even
The outer end of shell (3) is connect, and the heat emission hole (9) is internally provided with filter screen.
A kind of 5. practical externally-wound type motor stator according to claim 1, it is characterised in that winding slot (5) groove
Depth is 9.15mm, and the width of notch (10) is 2.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721220268.1U CN207251331U (en) | 2017-09-22 | 2017-09-22 | A kind of practical externally-wound type motor stator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721220268.1U CN207251331U (en) | 2017-09-22 | 2017-09-22 | A kind of practical externally-wound type motor stator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207251331U true CN207251331U (en) | 2018-04-17 |
Family
ID=61886258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721220268.1U Expired - Fee Related CN207251331U (en) | 2017-09-22 | 2017-09-22 | A kind of practical externally-wound type motor stator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207251331U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109391070A (en) * | 2018-12-25 | 2019-02-26 | 吴世清 | A kind of permanent magnetic brushless |
-
2017
- 2017-09-22 CN CN201721220268.1U patent/CN207251331U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109391070A (en) * | 2018-12-25 | 2019-02-26 | 吴世清 | A kind of permanent magnetic brushless |
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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: 20180417 Termination date: 20210922 |