CN105216605B - Microlight-type wheel shaft type reducing motor - Google Patents
Microlight-type wheel shaft type reducing motor Download PDFInfo
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- CN105216605B CN105216605B CN201510597676.8A CN201510597676A CN105216605B CN 105216605 B CN105216605 B CN 105216605B CN 201510597676 A CN201510597676 A CN 201510597676A CN 105216605 B CN105216605 B CN 105216605B
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Abstract
A kind of microlight-type wheel shaft type reducing motor, by ultrathin wheel hub, half spindle motor, two stage reducer and wheel crotch composition, half spindle motor composition wheel shaft type reducing motor integrated with two stage reducer, two stage reducer is arranged in ultrathin wheel hub, half spindle motor is equivalent to right wheel hub semiaxis, it is ingenious to efficiently solve existing lightweight hub motor insoluble contradiction in prototype structure, reach increase speed reducing ratio, improve motor speed and efficiency, mitigate motor weight, simplify integrally-built purpose, the two stage reducer middle belt pulley transmission device is high-speed drive unit, effectively solve the big defect of gear transmission noise, the big travelling gear is provided with overdrive clutch flywheel, make electric bicycle to slide effect identical with bicycle, microlight-type wheel shaft type reducing motor weight only has 1.5 kilograms, crotch yardstick is opened less than 70mm, it is a kind of high-performance, the microlight-type wheel shaft type reducing motor of low cost.
Description
Technical field
It is that a kind of microlight-type wheel shaft type slows down exactly the present invention relates to a kind of light-weight electric bicycle wheel hub motor
Motor.
Background technology
Current electric car in the market, the technical requirements for light-weight electric bicycle are higher, to light used in it
The various aspects of performance index request of type wheel hub motor is higher, especially weight indicator, and existing light-weight electric bicycle is generally used
A kind of mini wheel hub motor, major defect of this motor in structure is：Because wheel hub is small, built-in planetary gear reduction
Fast mechanism can only be compactly set in limited space with motor component, and the ratio of deceleration can not be big, and motor speed is carried not
Height, so efficiency is not high enough, weight saving is difficult, and most light mini motor is 2.5 kilograms at present, has been reached capacity, therefore,
Existing mini wheel hub motor also has very big room for improvement, and such as patent No. is " CN103036354A ", and title is " ultrathin
The patent of invention of many driving high-speed and high-efficiency brushless hub electric motors ", its disclosed structure type is conducive to improving each of wheel hub motor
Aspect performance indications, its defect is complicated, and weight also could not significantly mitigate.
The content of the invention
In order to overcome the shortcomings of existing light-weight electric bicycle wheel hub motor, the present invention releases a kind of microlight-type wheel shaft type and subtracted
Speed motor, the motor thoroughly changes the prototype structure of wheel hub motor, and reducing gear is arranged in wheel hub, and motor component is arranged on
It is ingenious to efficiently solve existing lightweight hub motor insoluble contradiction in prototype structure on wheel shaft, reach that increase is slowed down
Than, improve motor speed, mitigate motor weight, simplify integrally-built purpose, be a kind of high-performance, the microlight-type wheel of low cost
Shaft type reducing motor.
The microlight-type wheel shaft type reducing motor adopt the technical scheme that by ultrathin wheel hub, half spindle motor, two grades
Decelerator and wheel crotch composition, it is structurally characterized in that：The ultrathin wheel hub is provided with aluminum alloy wheel tyre bead, aluminium alloy tire
Enclose and wheel hub end housing positioning table circle is provided with the middle part of inner circle, the positioning table circle left side is installed to be provided with the middle part of left hub end cap, left hub end cap
Left wheel hub bearing bracket stand, left wheel hub bearing bracket stand inner circle close-fitting is installed and right wheel hub end housing is installed on the right of left wheel hub bearing, positioning table circle, right
Right wheel hub axle bolster is provided with the middle part of wheel hub end housing, right wheel hub axle bolster inner circle close-fitting installs right hub bearing, left and right wheel hub end housing
Positioning table circle or so end is fastened on by some screws respectively, cylindrical be provided with tire groove, tire groove of aluminum alloy wheel tyre bead is installed
Valve hole is provided with the right side of inner tube and cover tire, aluminum alloy wheel tyre bead, the valve cock of inner tube is passed out of valve hole.
The half spindle motor left end is provided with flange platform, and flange platform left end assembly connection plate, connecting plate lower-left end is provided with assembling
Hole, pilot hole coincide with flange platform, and pilot hole circumference is fastened on flange platform circumference with 4 screws provided with 4 screws, connects
Plate left upper end is provided with dismountable rectangle support, and lower-left end is provided with end cap type support, and rectangle support or so, which is held, is formed with left and right
Axis hole, left and right axis hole close-fitting installs gear shaft, and gear shaft two ends close-fitting installs left and right bearing, and left and right bearing top circle installs reducing gear
Wheel, reduction gearing is formed with left and right bearing bracket stand, and left and right bearing top circle close-fitting is arranged on left and right bearing bracket stand inner circle, and the reduction gearing is right
End is big synchromesh gear, the big coaxially connected small transmission gear of synchromesh gear left end, and small synchronous gear is installed on the semiaxis motor shaft
Wheel, uses between small synchromesh gear and big synchromesh gear and is provided with the middle part of synchronous belt joint transmission, the connecting plate in elongated hole, elongated hole
Provided with adjustment axle, adjustment axle can be moved forward and backward in elongated hole, adjustment axle left end assembling pulley bearings, and pulley bearings are cylindrical to install pressure
It is fixed on after tight pulley, compression pulley compression synchronous belt with nut by axle is adjusted in elongated hole, the end cap type pedestal upper end system
There is belt window, end cap type support left end is provided with left wheel hub semiaxis, and the thick axle of left wheel hub semiaxis is arranged on left wheel hub bearing inner circle,
The left wheel hub bearing bracket stand right-hand member is formed with fly frame, and fly frame is cylindrical to install overdrive clutch flywheel, the overdrive clutch flywheel choosing
With the flywheel of bicycle use, flywheel is cylindrical to install big travelling gear, and big small transmission gear is stabilized in the correct position of engagement, the above
Pulley drive, the gear drive of composition are two stage reducers, and two stage reducer constitutes wheel shaft with semiaxis motor integration
Formula reducing motor, the speed reducing ratio of two stage reducer is 40：1, axial dimension is small, is arranged in ultrathin wheel hub, ultrathin wheel hub
Axial dimension is not limited within 70mm by semiaxis motor length, the pulley drive dress in the two stage reducer
It is high-speed drive unit to put, and instead of High Speed Gearing, effectively solves the big defect of gear transmission noise, half spindle motor
Equivalent to right wheel hub semiaxis, right hub bearing inner circle is arranged on the right side of half spindle motor, half spindle motor upper right side is provided with wire hole, from
Wire hole draws motor lines.
The microlight-type wheel shaft type reducing motor is arranged on front wheel, and the wheel crotch is front wheel fork of bike
Frame, the thin shaft portion mounting sleeve of the left wheel hub semiaxis, thin axle left end is connecting screw rod and fastening nut, and fastening nut is by a left side
Wheel hub semiaxis left end is fastened on wheel crotch lower-left end, wheel crotch bottom righthand side be formed with above and below shroud ring frame, upper shroud ring frame is located at half
Spindle motor upper right side, lower shroud ring frame is located at half spindle motor lower right, and shroud ring frame front and back end is provided with front and rear connecting hole, Qian Houlian up and down
Screw before and after being assembled in hole is connect, half spindle motor is fastened on wheel crotch bottom righthand side by front and rear screw.
Half spindle motor is selected brushless or has brush high-speed permanent magnetic direct current generator, and the motor build is the cylinder of elongated shape
Type, motor speed is that permanent magnet is manufactured from NdFeB material in 5000 turns -6000 revs/min, motor, and motor weight is less than
0.5 kilogram, rated power 120W, input voltage 60V, no-load current 0.35A.
The beneficial effect of the microlight-type wheel shaft type reducing motor is：1. lightweight, efficiency high.By the reductor of motor
Structure is arranged in wheel hub, and motor component is arranged on wheel shaft, is effectively improved motor speed and efficiency, is mitigated motor weight, simplification
Overall structure, compared with the mini motor of existing 2.5 kilogram weight, microlight-type wheel shaft type reducing motor weight only has 1.5 kilograms.2.
Wheel hub is thin.The axial length of mini motor so-called i.e. " opening crotch yardstick " minimum 80mm, microlight-type wheel shaft type reducing motor
" opening crotch yardstick " is less than 70mm, therefore the present invention is highly beneficial for microlight-type electric bicycle.3. noise is low.Described two grades subtract
Pulley gear in fast device is high-speed drive unit, instead of High Speed Gearing, effectively solves gear transmission noise
Big defect.4. resistance of taxing is small.Big travelling gear in the two stage reducer is provided with overdrive clutch flywheel, makes electrical salf-walking
Car to slide effect identical with bicycle.
Brief description of the drawings
Fig. 1 is that microlight-type wheel shaft type reducing motor faces cross-sectional view.
Embodiment
The present invention is further described with reference to the accompanying drawings and examples.
In the microlight-type wheel shaft type reducing motor shown in Fig. 1 faces cross-sectional view, the ultrathin wheel hub is set
Have and wheel hub end housing positioning table circle 2 is provided with the middle part of aluminum alloy wheel tyre bead 1, aluminum alloy wheel tyre bead inner circle, the positioning table circle left side is installed left
Left wheel hub bearing bracket stand 4 is provided with the middle part of wheel hub end housing 3, left hub end cap, left wheel hub bearing bracket stand inner circle close-fitting installs left wheel hub bearing
5, positioning table circle the right is installed to be provided with right wheel hub axle bolster 7, right wheel hub axle bolster in the middle part of right wheel hub end housing 6, right wheel hub end housing
Circle close-fitting installs right hub bearing 8, and left and right wheel hub end housing is fastened on positioning table circle or so end, aluminium alloy by some screws respectively
Take turns cylindrical be provided with the right side of the installing wheel inner tube of a tyre and cover tire 9 in tire groove, tire groove, aluminum alloy wheel tyre bead of tyre bead and be provided with valve cock
Hole, the valve cock 10 of inner tube is passed out of valve hole.
The left end of half spindle motor 11 be provided with flange platform, flange platform left end assembly connection plate 12, connecting plate lower-left end is provided with
Pilot hole 13, pilot hole coincide with flange platform, and pilot hole circumference is fastened on flange platform circle with 4 screws provided with 4 screws
Week, connecting plate left upper end is provided with dismountable rectangle support 14, and lower-left end is provided with end cap type support 15, rectangle support or so
End is formed with left and right axis hole, and left and right axis hole close-fitting installs gear shaft 16, and gear shaft two ends close-fitting installs left and right bearing 17, left and right bearing
Cylindrical installation reduction gearing, reduction gearing is formed with left and right bearing bracket stand, and left and right bearing top circle close-fitting is arranged on left and right bearing bracket stand inner circle,
The reduction gearing right-hand member is big synchromesh gear 18, the big coaxially connected small transmission gear 19 of synchromesh gear left end, the semiaxis electricity
Small synchromesh gear 20 is installed on arbor, the joint transmission of synchronous belt 21, the company are used between small synchromesh gear and big synchromesh gear
It is provided with the middle part of fishplate bar in elongated hole, elongated hole provided with adjustment axle 22, adjustment axle can be moved forward and backward in elongated hole, the left end assembling of adjustment axle is slided
Wheel bearing 23, cylindrical install of pulley bearings compresses pulley 24, is consolidated after compression pulley compression synchronous belt with nut 25 by axle is adjusted
It is scheduled in elongated hole, the end cap type pedestal upper end is formed with belt window 26, and end cap type support left end is provided with left wheel hub semiaxis 27, left
The thick axle of wheel hub semiaxis is arranged on left wheel hub bearing inner circle, and the left wheel hub bearing bracket stand right-hand member is formed with fly frame, and fly frame is cylindrical
Overdrive clutch flywheel 28 is installed, the overdrive clutch flywheel selects the flywheel of bicycle use, and flywheel is cylindrical to install big travelling gear
29, big small transmission gear is stabilized in the correct position of engagement, and pulley drive, the gear drive of composition described above are two grades and subtracted
Fast device, two stage reducer constitutes wheel shaft type reducing motor with semiaxis motor integration, and the speed reducing ratio of two stage reducer is 40：1, axle
It is small to yardstick, it is arranged in ultrathin wheel hub, ultrathin wheel hub axial dimension is within 70mm, and not by semiaxis motor length
Limitation, the pulley gear in the two stage reducer is high-speed drive unit, instead of High Speed Gearing, effectively
The big defect of gear transmission noise is solved, half spindle motor is arranged on right wheel equivalent to right wheel hub semiaxis, half spindle motor right side
Hub axle holds inner circle, and half spindle motor upper right side is provided with wire hole, and motor lines 30 are drawn from wire hole.
The microlight-type wheel shaft type reducing motor is arranged on front wheel, and the wheel crotch 31 is front wheel fork of bike
Frame, the thin shaft portion mounting sleeve 32 of the left wheel hub semiaxis, thin axle left end is connecting screw rod and fastening nut 33, fastening nut
Left wheel hub semiaxis left end is fastened on wheel crotch lower-left end, wheel crotch bottom righthand side be formed with above and below shroud ring frame, upper shroud ring frame 34
Positioned at half spindle motor upper right side, lower shroud ring frame 35 is located at half spindle motor lower right, and shroud ring frame front and back end is provided with front and rear connection up and down
Half spindle motor is fastened on wheel crotch bottom righthand side by screw before and after assembling in hole, front and rear connecting hole, front and rear screw.
Half spindle motor is selected brushless or has brush high-speed permanent magnetic direct current generator, and the motor build is the cylinder of elongated shape
Type, motor speed is that permanent magnet is manufactured from NdFeB material in 5000 turns -6000 revs/min, motor, and motor weight is less than
0.5 kilogram, rated power 120W, input voltage 60V, no-load current 0.35A.
Claims (2)
1. a kind of microlight-type wheel shaft type reducing motor, by ultrathin wheel hub, half spindle motor, two stage reducer and wheel crotch group
Into, it is characterised in that：The ultrathin wheel hub, which is provided with the middle part of aluminum alloy wheel tyre bead (1), aluminum alloy wheel tyre bead inner circle, is provided with wheel hub
End cap positioning table circle (2), the positioning table circle left side, which is installed, is provided with left wheel hub bearing bracket stand in the middle part of left hub end cap (3), left hub end cap
(4), left wheel hub bearing bracket stand inner circle close-fitting, which is installed, installs right wheel hub end housing (6), right wheel on the right of left wheel hub bearing (5), positioning table circle
Right wheel hub axle bolster (7) is provided with the middle part of hub end lid, right wheel hub axle bolster inner circle close-fitting installs right hub bearing (8), left and right wheel hub
End cap is fastened on positioning table circle or so end by some screws respectively, and aluminum alloy wheel tyre bead is cylindrical to be provided with tire groove, tire groove
The installing wheel inner tube of a tyre and cover tire (9), are provided with valve hole on the right side of aluminum alloy wheel tyre bead, and the valve cock (10) of inner tube is from valve
Passed in nozzle aperture, half spindle motor (11) left end is provided with flange platform, flange platform left end assembly connection plate (12), connecting plate lower-left
End is provided with pilot hole (13), and pilot hole coincide with flange platform, and pilot hole circumference is fastened on method provided with 4 screws with 4 screws
Blue platform circumference, connecting plate left upper end is provided with dismountable rectangle support (14), and lower-left end is provided with end cap type support (15), rectangular
Type support or so end is formed with left and right axis hole, and left and right axis hole close-fitting installs gear shaft (16), and gear shaft two ends close-fitting installs Y-axis
Hold (17), left and right bearing top circle installs reduction gearing, reduction gearing is formed with left and right bearing bracket stand, and left and right bearing top circle close-fitting is arranged on
Left and right bearing bracket stand inner circle, the reduction gearing right-hand member is big synchromesh gear (18), the big coaxially connected small transmission of synchromesh gear left end
Small synchromesh gear (20) is installed on gear (19), the semiaxis motor shaft, with synchronous between small synchromesh gear and big synchromesh gear
It is provided with the middle part of belt (21) joint transmission, the connecting plate in elongated hole, elongated hole provided with adjustment axle (22), adjustment axle can be in elongated hole
Movable, adjustment axle left end assembling pulley bearings (23), cylindrical install of pulley bearings compresses pulley (24), compresses pulley and compresses
It is fixed on after synchronous belt with nut (25) by axle is adjusted in elongated hole, the end cap type pedestal upper end is formed with belt window (26),
End cap type support left end is provided with left wheel hub semiaxis (27), and the thick axle of left wheel hub semiaxis is arranged on left wheel hub bearing inner circle, the left side
Hub spindle bolster right-hand member is formed with fly frame, and fly frame is cylindrical to install overdrive clutch flywheel (28), and the overdrive clutch flywheel is selected
The flywheel of bicycle use, flywheel is cylindrical to install big travelling gear (29), and big small transmission gear is stabilized in the correct position of engagement, with
Pulley drive, the gear drive of upper composition are two stage reducers, and two stage reducer is constituted with semiaxis motor integration and taken turns
Shaft type reducing motor, the speed reducing ratio of two stage reducer is 40：1, two stage reducer is arranged in ultrathin wheel hub, ultrathin wheel hub
Axial dimension is not limited within 70mm by semiaxis motor length, the pulley drive dress in the two stage reducer
It is high-speed drive unit to put, and instead of High Speed Gearing, half spindle motor is equivalent to right wheel hub semiaxis, half spindle motor right side
Installed in right hub bearing inner circle, half spindle motor upper right side is provided with wire hole, and motor lines (30) are drawn from wire hole, described ultralight
Type wheel shaft type reducing motor is arranged on front wheel, and the wheel crotch (31) is front wheel crotch, the left wheel hub
The thin shaft portion mounting sleeve (32) of semiaxis, thin axle left end is connecting screw rod and fastening nut (33), and fastening nut is by left wheel hub
Semiaxis left end is fastened on wheel crotch lower-left end, wheel crotch bottom righthand side be formed with above and below shroud ring frame, upper shroud ring frame (34) is located at half
Spindle motor upper right side, lower shroud ring frame (35) is located at half spindle motor lower right, and shroud ring frame front and back end is provided with front and rear connecting hole up and down, preceding
Half spindle motor is fastened on wheel crotch bottom righthand side by screw before and after being assembled afterwards in connecting hole, front and rear screw.
2. microlight-type wheel shaft type reducing motor according to claim 1, it is characterised in that：Half spindle motor is from brushless
Or have a brush high-speed permanent magnetic direct current generator, and half spindle motor build is the cylindrical type of elongated shape, semiaxis motor speed is 5000 turns-
6000 revs/min, permanent magnet is manufactured from NdFeB material in half spindle motor, and half spindle motor weight is less than 0.5 kilogram, specified
Power 120W, input voltage 60V, no-load current 0.35A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510597676.8A CN105216605B (en) | 2015-09-20 | 2015-09-20 | Microlight-type wheel shaft type reducing motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510597676.8A CN105216605B (en) | 2015-09-20 | 2015-09-20 | Microlight-type wheel shaft type reducing motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105216605A CN105216605A (en) | 2016-01-06 |
| CN105216605B true CN105216605B (en) | 2017-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510597676.8A Active CN105216605B (en) | 2015-09-20 | 2015-09-20 | Microlight-type wheel shaft type reducing motor |
Country Status (1)
| Country | Link |
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| CN (1) | CN105216605B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105691541B (en) * | 2016-04-10 | 2018-07-24 | 朱幕松 | Light-duty intelligence wheel hub forerunner's electric bicycle |
| CN106043586B (en) * | 2016-08-14 | 2018-07-31 | 朱幕松 | Small-sized self-balance single-wheel electric vehicle |
| JP7170389B2 (en) * | 2017-11-28 | 2022-11-14 | 住友重機械工業株式会社 | gear motor |
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|---|---|
| CN105216605A (en) | 2016-01-06 |
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Effective date of registration: 20211203 Address after: 314000 Zhejiang 635 Jiaxing, Tongxiang, -1098, Wutong street, Zhenjiang Road, Fengrun international business center, room No. Patentee after: Jiaxing Chuansheng mechanical equipment Co.,Ltd. Address before: 236008 Room 203, No. 7 Building, No. 49 Yingzhou Middle Road, Yingquan District, Fuyang City, Anhui Province Patentee before: Zhu Musong |
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Effective date of registration: 20221221 Address after: 400800 Wansheng Pingshan Industrial Park, Qijiang District, Chongqing Patentee after: Chongqing Kenai Electromechanical Manufacturing Co.,Ltd. Address before: 314000 Zhejiang 635 Jiaxing, Tongxiang, -1098, Wutong street, Zhenjiang Road, Fengrun international business center, room No. Patentee before: Jiaxing Chuansheng mechanical equipment Co.,Ltd. |