CN206135674U - Coreless cup motor structure - Google Patents
Coreless cup motor structure Download PDFInfo
- Publication number
- CN206135674U CN206135674U CN201620698241.2U CN201620698241U CN206135674U CN 206135674 U CN206135674 U CN 206135674U CN 201620698241 U CN201620698241 U CN 201620698241U CN 206135674 U CN206135674 U CN 206135674U
- Authority
- CN
- China
- Prior art keywords
- casing
- hole
- housing
- cover
- commutator
- 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.)
- Expired - Fee Related
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- Motor Or Generator Cooling System (AREA)
Abstract
The utility model discloses a coreless cup motor structure, including stator, rotor and end cover, the stator include the casing and be located the inside magnet steel of casing, the bottom of casing is equipped with the through -hole, the rotor include the tube -shape the coil and with the fixed commutator of coil one end, the coil is located between casing and the magnet steel, be equipped with on the commutator and pass the through -hole and to the outside output shaft that extends of casing, the end cover on be equipped with with the brush of commutator contact. The utility model aims at providing a start drag cup direct current motor very fast, that the reaction is sensitive.
Description
Technical field
The utility model belongs to direct current generator field, more particularly to a kind of hollow-cup motor structure.
Background technology
Existing motor, is typically provided with iron core, such as China Patent Publication No.：CN103312107A, discloses a kind of brushless
The industrial motor of direct current, including support, be arranged on the rotor and stator of base inner, and the first end cap, clutch shaft bearing, second
End cap, second bearing, Hall element and fan housing, clutch shaft bearing is installed in the first end cap, and second bearing is installed on the second end
In lid, the first end cap, the second end cap and fan housing are securedly mounted to respectively on support, and rotor includes main shaft, rotor core and permanent magnetism
Magnet steel, stator includes stator core, insulating frame and coil windings, and support is the support of a thermosetting polyester injection mo(u)lding, support
It is integrally formed with stator core.Such motor, when rotated rotary inertia is larger for rotor, therefore reacts relatively slow on startup,
Energy loss is more, thus is difficult in adapt to the higher use occasion of some required precisions.
Utility model content
The utility model is to overcome above-mentioned deficiency of the prior art, there is provided one kind start it is very fast, be quick on the draw
Hollow cup DC motor.
To achieve these goals, the utility model is employed the following technical solutions：
A kind of hollow-cup motor structure, including stator, rotor and end cap, described stator includes casing and positioned at casing
Internal magnet steel, the bottom of the casing is provided with through hole, and described rotor includes the coil of tubular and fixes with coil one end
Commutator, the coil be located between casing and magnet steel, be provided through on the commutator through hole and to the outside of casing extend
Output shaft, described end cap is provided with the brush contacted with commutator.So, tubular coil be located at casing and magnet steel it
Between, iron core is no longer set on rotor, so as to greatly reduce rotary inertia, motor reaction is sensitiveer.
Preferably, described stator also includes bearing holder (housing, cover), the end of the bearing holder (housing, cover) is fixed with the through hole of casing, described
Magnet steel is set in outside bearing holder (housing, cover).Bearing holder (housing, cover) is set consequently facilitating magnet steel and casing are fixed, prevents magnet steel to be moved.
Preferably, described end cap is provided with wire, the wire is connected with corresponding brush.
Preferably, being provided with the bearing of positioning output shaft in the bearing holder (housing, cover), tune is provided between the bearing and commutator
Whole pad.So output shaft is located in bearing holder (housing, cover), and the bearing in bearing holder (housing, cover) is positioned to output shaft, so as to ensure that output shaft turns
Dynamic precision.
Preferably, described bearing holder (housing, cover) is provided with the radiator fan being slidably connected, described coil near one end of through hole
Side near through hole is provided with end ring, and described end ring is provided with positioning convex, and described radiator fan is provided with and convex
The groove for coordinating is acted, described casing is provided with the driving lever for driving radiator fan along bearing holder (housing, cover) axial slip.When the rotor of motor
During rotation, rotor can simultaneously drive radiator fan to rotate, and the air in casing is outwards blown out, and reduce the temperature of motor.Radiating
Fan can by driving lever control, so as to realize fixing and separating for radiator fan and rotor, user can according to environment temperature come
It is adjusted.
Preferably, described radiator fan is provided with location-plate near the side of through hole, described location-plate is provided with iron
Piece, the casing is provided with magnet piece corresponding with iron plate position in through hole near the side of location-plate.So when radiator fan with
When rotor is separated, radiator fan is attracted so as to prevent radiator fan from occurring rocking back and forth by iron plate and the magnet piece of casing.
The beneficial effects of the utility model are：（1）The rotary inertia of rotor is less, and electric motor starting is very fast, be quick on the draw；
（2）Radiating effect is good, can effectively prevent motor overheating, it is ensured that the service life of motor.
Description of the drawings
Fig. 1 is a kind of structural representation of the present utility model.
In figure：Wire 1, brush 2, end cap 3, commutator 4, bearing holder (housing, cover) 5, casing 6, air inlet 6a, gas outlet 6b, driving lever 7,
Slide block 8, radiator fan 9, location-plate 9a, flabellum 9b, groove 9c, magnet piece 10, end ring 11, positioning convex 11a, magnet steel 12, line
Circle 13, bearing 14, adjust pad 15, output shaft 16.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and detailed description.
In embodiment as shown in Figure 1, a kind of hollow-cup motor structure, including stator, rotor and end cap 3, wherein stator
Including casing 6 and the magnet steel 12 positioned at casing internal, the bottom of casing is provided with through hole, one end of casing be provided with opening so as to
End cap is coordinated, and chassis sidewall is provided with air inlet 6a near one end of end cap, and casing is provided with gas outlet away from one end of end cap
6b.Stator also includes bearing holder (housing, cover) 5, and the end of bearing holder (housing, cover) is fixed with the through hole of casing, and magnet steel is set in outside bearing holder (housing, cover).Bearing holder (housing, cover)
The bearing 14 of two positioning output shafts 16 is inside provided with, between the bearing and commutator of commutator 4 adjust pad 15 is provided with.Turn
The commutator that attached bag includes the coil 13 of tubular and fixes with coil one end, coil is located between casing and magnet steel, on commutator
It is provided through through hole and the output shaft extended to the outside of casing.End cap is provided with the brush 2 contacted with commutator, and end cap is provided with
Wire 1 is simultaneously outwards drawn, and wire is connected with corresponding brush.
Bearing holder (housing, cover) is provided with the radiator fan 9 being slidably connected near one end of through hole, and coil is provided with end near the side of through hole
Ring 11, end ring is provided with positioning convex 11a, and radiator fan is provided with the groove 9c coordinated with positioning convex, and casing is provided with band
Along the driving lever 7 of bearing holder (housing, cover) axial slip, driving lever and casing rotate and be connected dynamic radiator fan, and the upper end of driving lever is provided with slide block 8, slide block
It is slidably connected with casing, radiator fan outer ring is provided with annular groove, the lower end of driving lever is extend in annular groove, can be with by sliding slider
Promote driving lever realize stir radiator fan near or away from end ring.When radiator fan is stirred near end ring, on radiator fan
Groove and end ring positioning convex snap-fit so as to realizing the fixation of radiator fan and end ring.The flabellum 9b of radiator fan is leaned on
The side of nearly through hole is provided with location-plate 9a, and location-plate is designed to facilitate air flow using hollow out, and location-plate is provided with iron plate, machine
Shell is provided with magnet piece 10 corresponding with iron plate position in through hole near the side of location-plate.
Claims (4)
1. a kind of hollow-cup motor structure, is characterized in that, including stator, rotor and end cap（3）, described stator is including casing
（6）And positioned at casing（6）Internal magnet steel（12）, the casing（6）Bottom be provided with through hole, described rotor includes tubular
Coil（13）And and coil（13）The commutator that one end is fixed（4）, the coil（13）Positioned at casing（6）And magnet steel（12）
Between, the commutator（4）On be provided through through hole and to casing（6）The output shaft that outside extends（16）, described end cap（3）
It is provided with and commutator（4）The brush of contact（2）, described stator is also including bearing holder (housing, cover)（5）, the bearing holder (housing, cover)（5）End
With casing（6）Through hole fix, the magnet steel（12）It is set in bearing holder (housing, cover)（5）Outside, described bearing holder (housing, cover)（5）Near through hole
One end is provided with the radiator fan being slidably connected（9）, described coil（13）Side near through hole is provided with end ring（11）, it is described
End ring（11）It is provided with positioning convex（11a）, described radiator fan（9）It is provided with and positioning convex（11a）The groove of cooperation
（9c）, described casing（6）It is provided with drive radiator fan（9）Along bearing holder (housing, cover)（5）The driving lever of axial slip（7）.
2. a kind of hollow-cup motor structure according to claim 1, is characterized in that, described end cap（3）It is provided with wire
（1）, the wire（1）With corresponding brush（2）Connection.
3. a kind of hollow-cup motor structure according to claim 1, is characterized in that, the bearing holder (housing, cover)（5）Inside it is provided with positioning
Output shaft（16）Bearing（14）, the bearing（14）With commutator（4）Between be provided with adjust pad（15）.
4. a kind of hollow-cup motor structure according to claim 1, is characterized in that, described radiator fan（9）Near logical
The side in hole is provided with location-plate（9a）, described location-plate（9a）It is provided with iron plate, the casing（6）In through hole near location-plate
（9a）Side be provided with magnet piece corresponding with iron plate position（10）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620698241.2U CN206135674U (en) | 2016-07-05 | 2016-07-05 | Coreless cup motor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620698241.2U CN206135674U (en) | 2016-07-05 | 2016-07-05 | Coreless cup motor structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206135674U true CN206135674U (en) | 2017-04-26 |
Family
ID=58561128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620698241.2U Expired - Fee Related CN206135674U (en) | 2016-07-05 | 2016-07-05 | Coreless cup motor structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206135674U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107465298A (en) * | 2017-07-10 | 2017-12-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Motor and its assembly method |
-
2016
- 2016-07-05 CN CN201620698241.2U patent/CN206135674U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107465298A (en) * | 2017-07-10 | 2017-12-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Motor and its assembly method |
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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: 20170426 Termination date: 20200705 |