CN101572471A - High power DC disc type brushless gearless motor - Google Patents
High power DC disc type brushless gearless motor Download PDFInfo
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- CN101572471A CN101572471A CNA2009100572936A CN200910057293A CN101572471A CN 101572471 A CN101572471 A CN 101572471A CN A2009100572936 A CNA2009100572936 A CN A2009100572936A CN 200910057293 A CN200910057293 A CN 200910057293A CN 101572471 A CN101572471 A CN 101572471A
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- high power
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Abstract
The invention relates to a high power DC disc type brushless gearless motor. The motor comprises an inner stator and an outer rotor. The inner stator consists of a power lead (3), a middle axis (4), a stator support (7), an iron core (8), a stator (9), a winding coil (22) and a Hall element (23). The outer rotor consists of a wheel hub rotor (11) with a wheel rim, a magnetism conductive steel piece (20), a steel magnet (12), a disc brake (13), a disc brake support (14) and an end cap (10). The iron core (8) formed at intervals internally surrounds the stator (9) and is made of a silicon steel flake (24) coiling in a winding drum mode from inside to outside. The characteristics of the disc type DC brushless gearless high power high speed motor fill in the blank of a high power DC motor which has high power and high speed, large-torque climbing and low electricity loss and is demanded by the market.
Description
[technical field]
The present invention relates to a kind of high power DC disc type brushless gearless motor; This motor is a kind of high-power, big torque, high-speed DC disc type brushless gearless motor, mainly can be used to drive electric motor car, motorcycle and four-wheel car.
[background technology]
The anodontia motor of existing brush DC is a legged magnetic core, mainly is by stator and rotor two large divisions.Because of being subjected to the volume of hub diameter to limit the power that can't surmount more than 500 watts, break through that there are following three aspect difficult problems in power more than 500 watts: 1. raw material increase, the cost increase; 2. energy content of battery consumption is too big, can not satisfy mileages of continuation; 3. complex manufacturing technology.Be subjected to the cause influence of above-mentioned three aspects, so can't satisfy the high power direct-current motor of Large-power High-Speed required on the market, big torque climbing, low energy consumption at present.
[summary of the invention]
In order to solve the above-mentioned deficiency of prior art, the object of the invention is to provide a kind of high power DC disc type brushless gearless motor.
For achieving the above object, the technical scheme that one of the present invention embodiment is provided is: dish formula brush DC is anodontia, and the Large-power High-Speed motor comprises an internal stator and external rotor composition, adopt from inside to outside the tube rolling around through punching press by the silicon steel thin slice, laminate the disposable side dish formula iron core that is made, be embedded with the Hall element of winding coil and detection rotor sensed position in this lateral groove unshakable in one's determination, and this stator is affixed through stainless steel resistance magnetic frame and axis, the axis endoporus outwards is installed with a power line and is connected with electronic controller, its rotor is formed by aluminium alloy casting, internal face is embedded with the magnetic conduction steel disc, the surface of magnetic conduction steel disc around and be pasted with some magnet steel permanent magnets uniformly and fuse with end cap, the rotor relative stator is pivoted.
Can satisfy the requirement of Large-power High-Speed, big torque climbing, the torque pulsation when rotating for the minimizing motor simultaneously, the comfort that improves rider has adopted breakthrough measure to guarantee the realization of above requirement in design.
Stator adopted from inside to outside the tube rolling around through punching press, laminate disposable being made, its purpose has been to increase the induction area in magnetic field, has reduced raw-material loss and cost simultaneously.
2. rotor is formed by aluminium alloy casting, and internal face is embedded with the firm sheet of magnetic conduction, the surface of the firm sheet of magnetic conduction around and be pasted with 40 blocks of magnet steel uniformly, magnet steel has adopted high-performance rare-earth rubidium iron B permanent magnetic material to guarantee the requirement of the induction of stator field.
3. adopted the multipole number of motor, the motor number of pole-pairs reaches 20 pairs.
4. stator winding adopts fractional slot winding and approximate slot number ratio.
5. stator has adopted v type groove and dish formula v type magnet steel.
6. employing non-uniform gap.
The invention has the advantages that: the characteristic of this dish formula brush DC is anodontia Large-power High-Speed motor solved the required Large-power High-Speed in market, big torque climbing, low electric energy consume high power direct-current motor require vacancy.
Other purposes of the present invention and advantage can be further understood from the disclosed technical characterictic of the present invention.State with other purposes, feature and advantage and can become apparent on the present invention for allowing, embodiment cited below particularly also cooperates appended graphicly, is described in detail below.
[description of drawings]
Fig. 1 is the structural profile schematic diagram of motor of the present invention.
Fig. 2 is the local member schematic perspective view of motor of the present invention among Fig. 1.
Fig. 3 is the local member schematic perspective view of motor of the present invention among Fig. 1.
Fig. 4 is the local member schematic perspective view of motor of the present invention among Fig. 1.
[embodiment]
About addressing other technologies content, characteristics and effect before the present invention, in the following detailed description that cooperates with reference to graphic embodiment, can clearly present.The direction term of being mentioned in following examples, for example: upper and lower, left and right, front or rear etc. only are the directions with reference to annexed drawings.Therefore, the direction term of use is to be used for illustrating not to be to be used for limiting the present invention.
Shown in accompanying drawing 1-4, motor of the present invention is made up of internal stator 9 and external rotor 11.Internal stator is made up of power line 3, axis 4, stator support 7, iron core 8, stator 9, winding coil 22 and Hall element 23, external rotor is made up of belt wheel rim wheel hub rotor 11, magnetic conduction steel disc 20, magnet steel 12, disc brake sheet 13, disc brake sheet support 14 and end cap 10, rolling bearing 5,18 is housed in end cap 10 and the disc brake sheet support 14, rubber skeleton sealing ring 17,21 is equipped with in the outside that end cap 10 and disc brake sheet support 14 are connected with axis, thereby plays the effect of dustproof and waterproof.This stator 9 is to be positioned within the belt wheel rim wheel hub rotor 11, its inner loop around and form at interval unshakable in one's determination 8, this iron core 8 is from inside to outside around forming by monolithic silicon steel thin slice 24, its side is wound with enamelled wire 25, this enamelled wire 25 is a unit with three, is wound in the coil 22 that so forms a week on the iron core corresponding with three 8 respectively; In addition, the central authorities of this stator 9 by stator support 7 with unshakable in one's determination 8 affixed and with biserial angular contact bearing 16 fits, the centre is equipped with axis 4, axis 4 is a hollow lever, can be through at wherein for a power line 3 and be connected with stator 9, axis 4 two ends places respectively with bearing 5,18 fits, so, can make rotor 11 be able to and stator 9 pivots.
As can be seen from the figure, because, enamelled wire 25 is long and around to adjacent V-type groove 26 o'clock around the path in enamelled wire 25 in stator 9 grooves and unshakable in one's determination 8 the winding process, thereby the gradient of enamelled wire 25 is relatively gentle can be reduced the space produces in the winding coil 22 chance and makes the density of coil 22 and the number of turns higher, in addition, unshakable in one's determination 8 be again by silicon steel thin slice 24 from inside to outside around forming, thereby make the magnetic density of coil 22 more increase, the relative torsion that makes this motor is improved.
Though the present invention discloses as above with preferred embodiment; right its be not to be used for limiting the present invention, anyly have the knack of this skill person, without departing from the spirit and scope of the invention; when can doing a little change, so the present invention's protection range is as the criterion when looking the patent protection scope person of defining.In addition, arbitrary embodiment of the present invention or claim must not reached whole purposes or advantage or the characteristics that the present invention discloses.In addition, summary part and title only are the usefulness that is used for assisting the patent document search, are not the rights protection scope that is used for limiting the present invention.
Claims (10)
1. a high power DC disc type brushless gearless motor comprises internal stator and external rotor, and internal stator is made up of power line (3), axis (4), stator support (7), (8), stator (9) unshakable in one's determination, winding coil (22) and Hall element (23); External rotor is made up of belt wheel rim wheel hub rotor (11), magnetic conduction steel disc (20), magnet steel (12), disc brake sheet (13), disc brake sheet support (14) and end cap (10), it is characterized in that: stator (9) inner loop around and at interval moulding state iron core (8) to some extent, described iron core (8) by silicon steel thin slice (24) from inside to outside roll type around forming.
2. high power DC disc type brushless gearless motor according to claim 1, wherein said iron core (8) midfeather forms v shape groove (26), and its lateral surface is wound with enamelled wire (25).
3. high power DC disc type brushless gearless motor according to claim 2, wherein said enamelled wire (25) is a unit with three, is wound in the described iron core (8) corresponding with three respectively and goes up to form coil (22).
4. high power DC disc type brushless gearless motor according to claim 3, described enamelled wire (25) are when being wound to v shape groove (26), and the gradient of enamelled wire (25) relatively relaxes, to increase the density and the number of turns of coil (22).
5. according to each described high power DC disc type brushless gearless motor of claim 1-4, wherein said axis (4) is a hollow lever, and power line (3) passes therethrough and links to each other with described stator (9).
6. according to each described high power DC disc type brushless gearless motor of claim 1-4, described end cap (10), described disc brake sheet support (14) are installed on the described axis (4) by bearing (5,18) respectively.
7. according to each described high power DC disc type brushless gearless motor of claim 1-4, disc brake sheet (13) is installed on the described disc brake sheet support (14), described disc brake sheet (13) is installed on the disc brake sheet support (14) by bolt.
8. according to the described high power DC disc type brushless gearless motor of claim 1-4, seal by rubber skeleton sealing ring (21,17) between wherein said end cap (10) and described disc brake sheet support (14) and the axis (4).
9. high power DC disc type brushless gearless motor according to claim 1, the central authorities of described stator (9) by stator support (7) with unshakable in one's determination (8) affixed and with biserial angular contact bearing (16) fit, be equipped with described axis (4) in the middle of the biserial angular contact bearing (16).
10. high power DC disc type brushless gearless motor according to claim 1, described belt wheel rim wheel hub rotor (11) inwall is embedded with multi-disc magnetic conduction steel disc, magnetic conduction steel disc surface around and be pasted with the polylith magnet steel uniformly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100572936A CN101572471A (en) | 2009-05-21 | 2009-05-21 | High power DC disc type brushless gearless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100572936A CN101572471A (en) | 2009-05-21 | 2009-05-21 | High power DC disc type brushless gearless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101572471A true CN101572471A (en) | 2009-11-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2009100572936A Pending CN101572471A (en) | 2009-05-21 | 2009-05-21 | High power DC disc type brushless gearless motor |
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| Country | Link |
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| CN (1) | CN101572471A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101826781A (en) * | 2010-05-19 | 2010-09-08 | 苏州博尊科技有限公司 | High-power permanent magnetic DC disc synchronous motor |
| CN101834504A (en) * | 2010-05-19 | 2010-09-15 | 苏州博尊科技有限公司 | Disc permanent-magnet synchronous multi-combination power DC motor group |
| CN103795211A (en) * | 2012-11-02 | 2014-05-14 | 苏州博尊科技有限公司 | Mother-son-type wheel hub motor |
| CN105915012A (en) * | 2016-05-30 | 2016-08-31 | 朱幕松 | Gearless and brushless rim motor for new energy vehicles |
-
2009
- 2009-05-21 CN CNA2009100572936A patent/CN101572471A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101826781A (en) * | 2010-05-19 | 2010-09-08 | 苏州博尊科技有限公司 | High-power permanent magnetic DC disc synchronous motor |
| CN101834504A (en) * | 2010-05-19 | 2010-09-15 | 苏州博尊科技有限公司 | Disc permanent-magnet synchronous multi-combination power DC motor group |
| CN103795211A (en) * | 2012-11-02 | 2014-05-14 | 苏州博尊科技有限公司 | Mother-son-type wheel hub motor |
| CN105915012A (en) * | 2016-05-30 | 2016-08-31 | 朱幕松 | Gearless and brushless rim motor for new energy vehicles |
| CN105915012B (en) * | 2016-05-30 | 2018-01-16 | 朱幕松 | New-energy automobile is anodontia brushless wheel rim motor |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| DD01 | Delivery of document by public notice |
Addressee: Suzhou Bozun Technology Co., Ltd. Document name: Notification that Application Deemed to be Withdrawn |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20091104 |