CN102263471B - Brushless driving motor of vehicle - Google Patents
Brushless driving motor of vehicle Download PDFInfo
- Publication number
- CN102263471B CN102263471B CN 201010180486 CN201010180486A CN102263471B CN 102263471 B CN102263471 B CN 102263471B CN 201010180486 CN201010180486 CN 201010180486 CN 201010180486 A CN201010180486 A CN 201010180486A CN 102263471 B CN102263471 B CN 102263471B
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- Prior art keywords
- hall
- hall element
- little
- housing
- rear end
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- 238000007373 indentation Methods 0.000 claims description 4
- 238000009827 uniform distribution Methods 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract 4
- 239000010959 steel Substances 0.000 abstract 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 239000004411 aluminium Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 239000008358 core component Substances 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 150000001398 aluminium Chemical class 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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Abstract
The invention relates to a brushless driving motor of a vehicle. The brushless driving motor comprises a shell, a pedestal, a stator and a rotor. The stator and the rotor are provided in the shell and are arranged in a coaxial way. A rear end of the stator is provided with a Hall element. A plurality of magnetic steel sheets are distributed on a surface of the rotor uniformly. A rear end of the shell is connected with a rear end cover which seals the rear end. A Hall cavity is provided near a centre hole at a rear side of the rear end cover. The Hall cavity is provided with a small Hall assembly inside. A small Hall element of the small Hall assembly can go through a gap at a bottom of the Hall cavity. The small Hall element and the Hall element are corresponding to a same magnetic steel sheet respectively, wherein the Hall element is corresponding to an outer rim of the magnetic steel sheet, the small Hall assembly is corresponding to an end portion of the magnetic steel sheet. The brushless driving motor of a vehicle has the characteristics of simple structure and convenient replacement.
Description
Technical field
The present invention relates to a kind of brushless driving motor of vehicle.
Background technology
motor is the common equipment in daily industry and life, wherein Hall element is that stablizing of motor is important in part, it is also the most flimsy element, yet generally be arranged on the bottom of vehicle at powerful vehicle traction motor, and the large good airproof performance of volume, replacing mode not very after Hall element damages, can affect the precision of motor after overhauling, thereby affect normal operation and the useful life of motor, present brushless electric machine mainly comprises housing, base, front shroud, back cover, the composition such as stator and rotor, there are now many motors to adopt aluminium casing to improve the motor radiating performance, although the light good heat dissipation of aluminium casing quality, but quality is softer, it is the bottom that directly is fixed on the aluminium casing appearance due to base, the base that motor support point is main and the junction of aluminium casing, in the larger situation of load, housing distortion easily appears, therefore the motor of this aluminium casing can't be applied in the motor of high-power high load capacity, and the motor Heavy Weight of employing cast housing, weak heat-dissipating, and the situation at high load capacity still the situation of housing distortion can occur, therefore heavy-duty motor adopts brush motor more at present.
Summary of the invention
The object of the present invention is to provide a kind of brushless driving motor of vehicle of new structure, motor adopts two Hall element structures, changes Hall element and only need open back cover and can complete, and has simple in structurely, changes characteristics easily.
The present invention is achieved in that
a kind of brushless driving motor of vehicle, comprise housing, base, stator and rotor, also coaxial setting in the accommodating housing of stator and rotor, rear end at stator is provided with Hall element, the some magnetic links of surface uniform distribution of rotor, it is characterized in that: the rear end that shell is stopped is fixed with rear end cap, rear end cap is with the housing back-end closure, be provided with the Hall chamber around the centre bore of the rear side of described rear end cap, be provided with little Hall subassembly in the Hall chamber, the Xiao Huo element of little Hall subassembly can pass from the indentation, there of bottom, Hall chamber, little Hall element and the corresponding identical magnetic links of Hall element difference, wherein Hall element is corresponding with the magnetic links outer rim, and little Hall subassembly is corresponding with the end of magnetic links, described little Hall subassembly is comprised of little Hall element and fixed mount, and a side of fixed mount is provided with lug boss, and little Hall element just arranges on this lug boss, and fixedly in the Hall chamber, described lug boss passes from the indentation, there of bottom, Hall chamber fixed mount.
Be provided with cover plate at Hall chamber port, the sidewall in Hall chamber is provided with wire hole.
Front end at described housing is fixed with front end housing, described base and front end housing are integrated design, front end at described rotor shaft is provided with driven wheel, front side at front end housing is fixed with front shroud, be provided with reducing gear in front shroud, reducing gear is meshed with driven wheel, and the output shaft of reducing gear passes from the axis hole of front shroud front portion.
Described reducing gear comprises some planetary gears and positioning disk, the center of the front side of positioning disk is provided with output shaft, planetary gear is centrosymmetric about output shaft and is arranged on the rear side of positioning disk, some planetary inboards are meshed with driven wheel, the outside is meshed with the fluted disc of front shroud inboard, and the output shaft on positioning disk passes from the axis hole of front shroud front end.
the present invention arranges the structure of two Hall elements in the rear end of motor, front end at motor adopts footing and front end housing Integral design and housing to be connected, the two Hall element structures of the present invention are transformed into by external cabling the pattern that adopts little Hall subassembly work when the Hall element of motor internal damages, and little Hall subassembly replacing need not to dismantle motor, can directly change on vehicle, Renewal process is efficient and convenient, owing to need not to dismantle the motor core component in Renewal process, can guarantee the reliability and stability of the work of motor, the present invention adopts footing and front end housing Integral design structure in addition, during with machine operation, load passes to base by front end housing, between housing and base without any junction, weight capacity is better and heat radiation is better,
Description of drawings
Fig. 1, structural representation of the present invention;
Fig. 2, part-structure decomposing schematic representation of the present invention;
The structural representation of Fig. 3, back cover of the present invention;
The structural representation of Fig. 4, front end of the present invention.
Embodiment
as Figure 1-3, a kind of brushless driving motor of vehicle, comprise housing 1, stator 3 and rotor 4, also coaxial setting in the accommodating housing 1 of stator 3 and rotor 4, be provided with Hall element 5 in the rear end of stator 2, the some magnetic links 41 of surface uniform distribution of rotor 4, shell not 1 rear end is fixed with rear end cap 6, rear end cap 6 is with housing 1 back-end closure, be provided with Hall chamber 61 around the centre bore of the rear side of described rear end cap 6, be provided with little Hall subassembly 7 in Hall chamber 61, described little Hall subassembly 7 is comprised of little Hall element 71 and fixed mount 72, one side of fixed mount 72 is provided with lug boss 73, little Hall element 71 just arranges on this lug boss 73, fixed mount 72 is fixedly in Hall chamber 61, described lug boss 73 passes from the breach 62 of 61 bottoms, Hall chamber, little Hall element 71 and the corresponding identical magnetic links 41 of Hall element 5, wherein Hall element 5 is corresponding with magnetic links 41 outer rims, and little Hall subassembly 7 is corresponding with the end of magnetic links 41, be provided with cover plate 63 at Hall chamber 61 ports, be provided with wire hole 64 on 61 sidewalls of Hall chamber, the rear side of rear end cap 6 is provided with radiator fan 8, back cover 9 covers radiator fan 8 and is connected on rear end cap 6.
as shown in Figure 4, described base 2 is integrated design with front end housing 10, front end housing is connected in the front end of housing 1, front end in described rotor 4 rotating shafts is provided with driven wheel 42, be fixed with front shroud 101 in the front side of front end housing 10, be provided with reducing gear 100 in front shroud 101, described reducing gear 100 comprises some planetary gears 102 and positioning disk 103, the center of the front side of positioning disk 103 is provided with output shaft 104, planetary gear 102 is centrosymmetric about output shaft 104 and is arranged on the rear side of positioning disk 103, the inboard of some planetary gears 102 is meshed with driven wheel 42, the outside is meshed with the fluted disc of front shroud 101 inboards, output shaft 104 on positioning disk 103 passes from the axis hole of front shroud 101 front ends.
the present invention adopts the structure of two Hall elements in the rear end of motor, Hall element 5 and the parallel design of little Hall subassembly 7, the magnetic links that difference is corresponding identical, guaranteed that Hall element 5 is transformed into little Hall subassembly 7 and need not resets controller, the Hall chamber 61 that little Hall subassembly 7 is installed is arranged on the rear side of rear end cap, take full advantage of the back cover inner space of motor, structure is quite compact, when Hall element damages, only need by external cabling with regard to replaceable to little Hall subassembly, and when little Hall subassembly 7 damages, only need unload back cover 9, opening Hall chamber end cap 63 is replaceable little Hall subassembly 7, motor demolition from the vehicle need not be got off, change little Hall subassembly 7 and also can not dismantle the motor core component, thereby guarantee to change the reliability of Hall element rear motor work.
Another characteristics of the present invention adopt the ground of establishing of front end housing 10 and base 2 integrative-structures, the active force of machine operation is passed to base 2 by front end housing, but not by housing 1, housing 1 can adopt the light and soft aluminum hull of quality like this, the area of dissipation of equal volume motor is larger, weight is lighter, thereby the motor of equal volume can be realized more powerful output; The present invention is after the front end housing front portion has added reducing gear, can greatly increase the output torque of motor, be fit to on the motor application vehicle, with respect to existing motor vehicle motor, after the present invention is fixed on vehicle, base can bear Fraquent start acceleration operation in vehicle launch and driving process well, and from heavy and light, output torque is large, start convenient, and energy consumption is lower, increases the motor vehicle ability that continues, and two Hall element structural design M Rs are more convenient.
Claims (4)
1. brushless driving motor of vehicle, comprise housing, base, stator and rotor, also coaxial setting in the accommodating housing of stator and rotor, rear end at stator is provided with Hall element, the some magnetic links of surface uniform distribution of rotor, it is characterized in that: the rear end that shell is stopped is fixed with rear end cap, rear end cap is with the housing back-end closure, be provided with the Hall chamber around the centre bore of the rear side of described rear end cap, be provided with little Hall subassembly in the Hall chamber, the little Hall element of little Hall subassembly can pass from the indentation, there of bottom, Hall chamber, little Hall element and the corresponding identical magnetic links of Hall element difference, wherein Hall element is corresponding with the magnetic links outer rim, and little Hall subassembly is corresponding with the end of magnetic links, described little Hall subassembly is comprised of little Hall element and fixed mount, and a side of fixed mount is provided with lug boss, and little Hall element just arranges on this lug boss, and fixedly in the Hall chamber, described lug boss passes from the indentation, there of bottom, Hall chamber fixed mount.
2. a kind of brushless driving motor of vehicle as claimed in claim 1 is characterized in that: be provided with cover plate at Hall chamber port, the sidewall in Hall chamber is provided with wire hole.
3. a kind of brushless driving motor of vehicle as claimed in claim 1, it is characterized in that: the front end at described housing is fixed with front end housing, described base and front end housing are integrated design, front end at described rotor shaft is provided with driven wheel, front side at front end housing is fixed with front shroud, be provided with reducing gear in front shroud, reducing gear is meshed with driven wheel, and the output shaft of reducing gear passes from the axis hole of front shroud front portion.
4. a kind of brushless driving motor of vehicle as claimed in claim 3, it is characterized in that: described reducing gear comprises some planetary gears and positioning disk, the center of the front side of positioning disk is provided with output shaft, planetary gear is centrosymmetric about output shaft and is arranged on the rear side of positioning disk, some planetary inboards are meshed with driven wheel, the outside is meshed with the fluted disc of front shroud inboard, and the output shaft on positioning disk passes from the axis hole of front shroud front end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010180486 CN102263471B (en) | 2010-05-24 | 2010-05-24 | Brushless driving motor of vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010180486 CN102263471B (en) | 2010-05-24 | 2010-05-24 | Brushless driving motor of vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102263471A CN102263471A (en) | 2011-11-30 |
| CN102263471B true CN102263471B (en) | 2013-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010180486 Active CN102263471B (en) | 2010-05-24 | 2010-05-24 | Brushless driving motor of vehicle |
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| Country | Link |
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| CN (1) | CN102263471B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105186787B (en) * | 2015-08-18 | 2018-09-25 | 常州格力博有限公司 | The radiator structure of brushless motor |
| CN109889011A (en) * | 2019-04-09 | 2019-06-14 | 菏泽学院 | A kind of machine shaft revolution speed control system with safety alarm |
| CN111237399A (en) * | 2019-08-14 | 2020-06-05 | 深圳市智擎新创科技有限公司 | Servo steering engine capable of outputting high-precision position information |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2543263Y (en) * | 2002-04-24 | 2003-04-02 | 航欣工业股份有限公司 | Low-noise motor |
| CN1937363A (en) * | 2006-10-23 | 2007-03-28 | 蔡国法 | Electric vehicle hub motor |
| CN201430520Y (en) * | 2009-03-30 | 2010-03-24 | 昆山航天林泉电机有限公司 | Brushless DC motor for energy-saving oil extractor |
| CN201708676U (en) * | 2010-05-24 | 2011-01-12 | 蔡国法 | Vehicle brushless driving motor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI342664B (en) * | 2007-04-17 | 2011-05-21 | Delta Electronics Inc | Motor and control circiut thereof |
-
2010
- 2010-05-24 CN CN 201010180486 patent/CN102263471B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2543263Y (en) * | 2002-04-24 | 2003-04-02 | 航欣工业股份有限公司 | Low-noise motor |
| CN1937363A (en) * | 2006-10-23 | 2007-03-28 | 蔡国法 | Electric vehicle hub motor |
| CN201430520Y (en) * | 2009-03-30 | 2010-03-24 | 昆山航天林泉电机有限公司 | Brushless DC motor for energy-saving oil extractor |
| CN201708676U (en) * | 2010-05-24 | 2011-01-12 | 蔡国法 | Vehicle brushless driving motor |
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| Publication number | Publication date |
|---|---|
| CN102263471A (en) | 2011-11-30 |
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Effective date of registration: 20240222 Address after: No. 699, Haina Road, East New District, Taizhou Bay New District, Taizhou City, Zhejiang Province 318000 Patentee after: Zhejiang Datai New Energy Co.,Ltd. Country or region after: China Address before: 318020, Chencun Town, Pinghu Town, Huangyan District, Zhejiang, Taizhou Patentee before: Cai Guofa Country or region before: China |