CN102442197A - Shifting wheel hub - Google Patents
Shifting wheel hub Download PDFInfo
- Publication number
- CN102442197A CN102442197A CN2010105187622A CN201010518762A CN102442197A CN 102442197 A CN102442197 A CN 102442197A CN 2010105187622 A CN2010105187622 A CN 2010105187622A CN 201010518762 A CN201010518762 A CN 201010518762A CN 102442197 A CN102442197 A CN 102442197A
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- output shaft
- hollow output
- motor
- shaft
- ratchet
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Abstract
The invention belongs to the technical field of wheels, and discloses a shifting wheel hub, which is used for solving the problem of easiness in deforming and breaking a support shaft and influence on the driving safety due to reduction in the strength of the support shaft caused by the formation of a power wire hole on an original support shaft and the problem of failure in effectively dissipating heat of a motor wrapped inside a hub ring. The shifting wheel hub comprises a hub ring; an end face is connected with a hollow output shaft; a motor is fixed on a support shaft; the motor and a transmission case are exposed outside the hub ring; a stepper motor is fixed on a motor shell; an adjusting rod and a sliding piece connected with the adjusting rod can be moved by rotating a stepper motor shaft; a hollow output shaft and an input shaft are arranged in case; the support shaft is arranged in a shaft hole of the hollow output shaft; the input shaft is in transmission connection with a motor shaft; the hollow output shaft is in transmission connection with the hub ring; the hollow output shaft is provided with a driven gear which is provided with internal teeth and is meshed with a driving gear; and sliding pieces are arranged in a pallet moving groove, a pallet and the shaft hole on the hollow output shaft, and are provided with guide holes.
Description
Technical field
The invention belongs to the wheel technical field.
Background technology
Publication number CN201406001 discloses a kind of ratchet Variable-speed electric wheel hub; It mainly comprises the hub circle; Be enclosed with motor and gearbox body in the hub circle, be fixed with the hollow fulcrum that stretches out two end faces of hub circle on the motor, its hollow fulcrum is provided with guide groove, adjust bar hole and power lead hole.The wheel hub of this structure its hollow fulcrum has increased rigidity and the intensity that difficulty of processing has also weakened fulcrum greatly because of being provided with adjust bar hole, guide groove and power lead hole, and such fulcrum will easy deformation and fracture during use, the safety of the driving that can threaten.In addition, the heat that this motor sends when being wrapped up machine operation by the hub circle can not get dispelling the heat effectively, because of overheated motor and the device of causing burns easily.
Summary of the invention
For solving that above-mentioned deficiency the object of the present invention is to provide that a kind of fulcrum rigidity intensity is high, fulcrum is difficult for twisting strain and the fulcrum of fracture, the utility model is a solid integral body; Do not establish the power lead hole; Its easy process and assemble, fulcrum intensity height, good rigidly, not yielding and fracture have solved the problem that threatens traffic safety.Can come the position of adjustment slide in the outside directly adjusting of hub circle at axis hole; It regulates directly simple relatively, makes driving safer, and motor exposes that ventilation and heat is good in the outside of hub circle in addition; Motor is better dispelled the heat, and makes the higher speed-variating hub of work efficiency of motor.
For realizing the object of the invention, a kind of technical scheme of the present invention is: a kind of speed-variating hub comprises the hub circle; Described hub circle connects an end face; End face is connected with hollow output shaft, is provided with a whole fulcrum in the axis hole of hollow output shaft, is fixed with motor on the described fulcrum; The power lead of motor is directly stretched from motor casing, and described motor exposes the outside at the hub circle; Be fixed with gearbox body on the described motor, rotate in the described gearbox body and be provided with hollow output shaft and input shaft, described input shaft and motor shaft driving coupling, described hollow output shaft and hub circle driving coupling; Described hollow output shaft is provided with at least two driven gears; Driven gear can rotate on hollow output shaft; The corresponding driving gear that is fixed with the driven gear engaged transmission on the described input shaft, described input shaft is formed a gear cluster with the driving gear that is fixed on this input shaft; Described driven gear is provided with internal tooth; Hollow output shaft is provided with the ratchet loose slot; Pawl axis passes the ratchet that is located in the ratchet loose slot, ratchet can be in the ratchet loose slot tilting, ratchet is provided with to act on and makes the perk of one of which end on the hollow output shaft and be stuck in the torsion spring on the internal tooth; Stick up the sliding part into end but be provided with the jack-up ratchet in the axis hole of described hollow output shaft, described sliding part is provided with pilot hole, and described fulcrum is located in the pilot hole; Described fulcrum sidewall is provided with guide groove, is provided with fastener in the described guide groove, and fastener is connected on the sliding part, is connected with adjust bar on the fastener, and adjust bar is arranged in the hole of fulcrum.
Described adjust bar is connected with driving lever, and driving lever one end is connected with drag-line, and driving lever is located at lever dolly, and described lever dolly is fixed on the fulcrum.
Described sliding part one end is connected with the retracing spring that makes its return, and retracing spring is enclosed within on the fulcrum.
Described adjust bar is connected with stepping motor, can move the position of sliding part at axis hole, described stepping motor and adjust bar driving coupling during the stepping motor rotation.
Described adjust bar is connected with electromagnetism and inhales, and electromagnetism can move the position of sliding part at axis hole when inhaling energising, and described electromagnetism is inhaled and the adjust bar driving coupling.
It is outside that the two ends of fulcrum extend out to hub circle end face, and behind a fixed pivot axis two ends, because fulcrum and motor are fixed together, motor and gearbox body are fixed together, so motor and gearbox body are fixed relatively, the hub circle can rotate around fulcrum.The motor energized, motor shaft produces rotation, rotates thereby drive input shaft, and a plurality of driving gears of input shaft rotate thereupon, and the driven gear that is engaged with is rotation thereupon also.Under the initial condition; Sliding part in the axis hole of hollow output shaft sticks up the ratchet of the position of high speed gear into end jack-up; The ratchet other end sticks up into the ratchet loose slot and with the internal tooth of the driven gear of corresponding high speed gear and breaks away from; The driven gear of high speed gear only rotates around hollow output shaft, and it is one grade that the driven gear drive hollow output shaft connection hub circle of low gear rotates this moment around fulcrum.
When sliding part leaves the ratchet on that fragment position of driven gear of high speed gear on the hollow output shaft; Ratchet under the effect of torsion spring its stick up end stick up in the axis hole into; Its perk end perk also snaps in the internal tooth of cooresponding driven gear; The driven gear of high speed gear drives hollow output shaft and rotates, and it is second gear around the fulcrum rotation at this moment that hollow output shaft drives the hub circle.Through driving gear and the driven gear that many group sizes have nothing in common with each other is set; Come the position of adjustment slide in axis hole through stepping motor, electromagnetism suction or drag-line; Make the perk end of the ratchet on each section of hollow output shaft snap in or break away from the internal tooth of cooresponding driven gear; Can make driven gear combine to realize speed governing with hollow output shaft, thereby realize the rotating speed of multi-change speed adjusting hub circle.
Fulcrum of the present invention is a solid integral body, does not establish the power lead hole, and its good rigidly intensity is high, be difficult for ruptural deformation, one: solved traffic safety problem problem.Can directly come the position of adjustment slide from hub circle outside, it regulates directly simple relatively.Two: motor is not wrapped up its good heat dissipation effect by the hub circle, thereby the good raising of motor radiating electrical efficiency motor also is difficult for burning.
Description of drawings
Fig. 1 is the sectional structure chart after the assembling of first kind of embodiment of speed-variating hub of the present invention;
Fig. 2 is the sectional structure chart after the assembling of second kind of embodiment of speed-variating hub of the present invention;
Fig. 3 is the sectional structure chart after the assembling of the third embodiment of speed-variating hub of the present invention;
Fig. 4 is the solid assembling decomposition chart of the fulcrum of speed-variating hub of the present invention, rotor, hollow output shaft, ratchet, pawl axis, sliding part, driven gear, input shaft, input shaft gear, driving gear, motor shaft;
After Fig. 5 was speed-variating hub hollow output shaft of the present invention and associated component assembling thereof, ratchet combined the radially sectional structure chart of principle of work when sliding part left ratchet with internal tooth;
Fig. 6 for the hollow output shaft of speed-variating hub of the present invention and associated component assembling thereof after, the radially sectional structure chart of ratchet and internal tooth mask work principle when sliding part pushes up ratchet and sticks up into end;
Fig. 7 is the three-dimensional assembly structure figure of sliding part, adjust bar, stepping motor and associated component thereof among Fig. 2.
Fig. 8 is the three-dimensional structure diagram of the inner bolt hole gear among Fig. 7 for the Fig. 8 among Fig. 7;
Fig. 9 is the adjust bar three-dimensional structure diagram among Fig. 7;
Figure 10 is the three-dimensional structure diagram of the inner bolt hole gear case among Fig. 7.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of speed-variating hub of the present invention is done further to detail.
Shown in figure, the hub circle 1 of speed-variating hub of the present invention, end face 2, motor 3, adjust bar 4, hollow output shaft 5, input shaft 6, brake 7, driven gear 9, driving gear 10, internal tooth 11, ratchet loose slot 12, ratchet 13, torsion spring 14, axis hole 15, sliding part 16, fulcrum 20, gearbox body 21, bolt 22, step motor shaft 23, reducing gear 24, hole 25, tapped bore 26, lever dolly 27, removable pin 28, adjust bar 30, stepping motor 31, brake shoe brake cheek 35, rotor 36, electromagnetism suction 39, suction disc 40, motor shaft bearing 41, hollow output shaft bearing 42, bearing of input shaft 43, input shaft gear 45, motor shaft 46, generator shaft gear 47, driving lever 48, gear case 49, pawl axis 55, jump ring 56, torsion spring hole 57, ratchet axis hole 58, power lead 59, pilot hole 63, guide groove 65, fastener 66, retracing spring 68.
Embodiment 1
As shown in Figure 1, described speed-variating hub comprises hub circle 1, and hub circle 1 connects an end face 2, and end face 2 is connected on the hollow output shaft 5, is provided with a solid fulcrum 20 in the axis hole 15 of hollow output shaft 5.
Be fixed with motor 3 on the described fulcrum 20, the power lead of motor 3 59 is stretched from motor casing.Described motor 3 is provided with motor shaft bearing 41, and motor shaft 46 is located in the motor shaft bearing 41.Motor shaft 46 outer ends are provided with generator shaft gear 47.
Be fixed with gearbox body 21 on the described motor 3; Be provided with input shaft 6 and hollow output shaft 5 in the described gearbox body 21; Described input shaft 6 and motor shaft 46 driving coupling; One end of input shaft 6 is provided with input shaft gear 45, input shaft gear 45 and generator shaft gear 47 engagements, and single input shaft 6 is formed a gear cluster with the driving gear 10 that is fixed on this input shaft 6.Described hollow output shaft 5 and hub circle 1 driving coupling, described hollow output shaft 5 is set on the fulcrum 20, and the axial line of the axial line of hollow output shaft 5 and fulcrum 20 is in same axis, and an end of hollow output shaft 5 is connected with described end face 2.
Described hollow output shaft 5 is provided with at least two driven gears 9; Driven gear 9 can rotate on hollow output shaft 5; Each driven gear 9 diameters are different, and correspondence is fixed with and described each driven gear 9 ingear driving gears 10 on same input shaft 6.The present invention is fixed on the hollow output shaft 5 through jump ring 56 being provided with 9, two driven gears 9 of two driven gears on the hollow output shaft 5, and the diameter of each driven gear 9 on the hollow output shaft 5 is inequality.
Described driven gear 9 is provided with internal tooth 11, on sheathed this section hollow output shaft 5 of driven gear 9, is arranged with a pair of ratchet loose slot 12, is provided with ratchet 13 in the ratchet loose slot 12; Ratchet 13 can be in ratchet loose slot 12 along hollow output shaft 5 tilting radially; For making ratchet 13 be convenient to install, described hollow output shaft 5 is provided with ratchet axis hole 57, in ratchet axis hole 57, is provided with pawl axis 55; Described ratchet 13 is through on the pawl axis 55 with torsion spring 14, and ratchet 13 can rotate around pawl axis 55.Ratchet 13 is provided with and acts on the torsion spring 14 that makes the perk of one of which end on the hollow output shaft 5, and described hollow output shaft 5 is provided with torsion spring hole 57, and torsion spring 14 is through on the pawl axis 55, and torsion spring 14 1 ends are located in the torsion spring hole 57, and the other end is pressed on the ratchet 13.Under the normality situation, torsion spring 14 makes ratchet 13 perks one end be in the outside of hollow output shaft 5, and the other end is in the axis hole 15.When ratchet loose slot 12 is stuck up in ratchet 13 outer ends, may be stuck in the internal tooth 11 and and engage with internal tooth 11, driven gear 9 and hollow output shaft 5 are rotated together.When ratchet 13 outer ends were stuck up into ratchet loose slot 12, ratchet 13 separated with internal tooth 11, and then driven gear 9 just rotates around hollow output shaft 5.Ratchet 13 forms a ratchet snap-in structure with driven gear 9 like this, has unidirectional drive property.Be provided with sliding part 16 in the axis hole of described hollow output shaft 5, but jack-up ratchet 13 sticks up into end when sliding part 16 endwisely slips in axis hole 15.
After motor 3 energisings are rotated, drive input shaft gear 45 during generator shaft gear 47 rotations and rotate, rotate thereby drive input shaft 6.Two driving gears 10 of input shaft 6 rotate thereupon, with driving gear 10 ingear driven gears 9 also rotation thereupon.
Be provided with an end in the hole 25 of described fulcrum 20 and be connected the adjust bar 30 on the fastener 66, adjust bar 30 can drive fastener 66 and slide in axis hole 15 with driving sliding part 16.The other end of adjust bar 30 extends the outer end of fulcrum 20.On fulcrum 20, be fixed with lever dolly 27 through nut; Lever dolly 27 is provided with the driving lever 48 of tilting; Described adjust bar 30 other ends are connected an end of driving lever 48; The other end of described driving lever 48 is connected with drag-line 37, and pulling drag-line 37 can drive driving lever 48 tilting on lever dolly 27, can push adjust bar 30 during driving lever 48 tiltings.Described sliding part 16 is provided with retracing spring 68, and retracing spring 68 is set on the fulcrum 20, and two ends withstand between the housing of sliding part 16 and motor 3, and retracing spring 68 can make sliding part 16 remain on hollow output shaft 5 and eject laterally.
The driving lever 48 that pulling drag-line 37 drives on the lever dolly 27; Driving lever 48 forms lever principle under the point action of lever dolly 41; Driving lever 48 roof pressure adjusts bar 30 push inside, and adjust bar 30 pushes away the ratchet 13 of the driven gear 9 of high speed gear with sliding part 16, and ratchet 13 its perk end under the effect of ox spring 14 snaps onto in the internal tooth 11 of driven gear 9 of high speed gear; Internal tooth 11 engages this moment hollow output shaft 5 and is driven by the driven gear of high speed gear 9 with ratchet 13 as shown in Figure 5; Hollow output shaft 5 connects end faces 2 rotates around fulcrum 20 with hub circle 1, and 9 of the driven gears of low gear are around hollow output shaft idle running, thereby accomplishes the takeoff output of second gear.
Described sliding part 16 is connected with fastener 66; Adjust bar 30 is connected with fastener 66; Adjust bar 30 other ends are provided with screw mandrel 4, and screw mandrel 4 cooperates with tapped bore 26 on the inner bolt hole gear 24, drive inner bolt hole gear 24 when being fixed on stepping motor 31 rotations on the fulcrum 20 and rotate; Can promote or spur adjust bar 30 during 24 rotations of inner bolt hole gear in axis hole 15 motions; Drive sliding part 16 and in axis hole 15, move, can control ratchet 13 during sliding part 16 motions and combine with internal tooth 11 and separate, thus the interlock of control driven gear 9 and hollow output shaft 5.
Under the initial condition; The ratchet 13 that is in the driven gear 9 of hollow output shaft 5 high speed geares like Fig. 2, the sliding part 16 shown in 6 sticks up into end position; Ratchet 13 is stuck up into end jack-up, and the internal tooth 11 of ratchet 13 other end perk ends and cooresponding driven gear 9 breaks away from, and the driven gear 9 of high speed gear is promptly dallying around hollow output shaft 5; Internal tooth and ratchet 13 engagings because of low gear driven gear 9; This moment, hollow output shaft 5 just by driven gear 9 driven rotary of low gear, accomplish one grade takeoff output with hub circle 1 around fulcrum 20 rotations thereby hollow output shaft 5 drives end face 2, otherwise the speed of vehicle also was that the slowest moment of torsion is maximum.
As shown in Figure 5; Through stepping motor 31 adjustment slide 16 in the position of axis hole 15, the driven gear 9 that to make sliding part 16 leave the locational ratchet 13 of hollow output shaft 5 the preceding paragraphs promptly be high speed gear, the ratchet 13 on this fragment position under the pressure effect of torsion spring 14 its stick up end stick up in the axis hole 15 into; Since ratchet 13 at pawl axis 55 as its perk end perk under the fulcrum and snap in the internal tooth 11 of driven gear 9 of cooresponding high speed gear; This driven gear 9 drives hollow output shaft 5 and rotates, and when hollow output shaft 5 is rotated, drives end face 2 and rotates; Make hub circle 1 around hollow 20 rotations, be second gear this moment.
When sliding part 16 leaves on the hollow output shaft 5 the locational ratchet 13 of high regime driven gear 9; As stated, the driven gear 9 on this fragment position drives hollow output shaft 5 and rotates, because ratchet 13 has unidirectional drive property with the ratchet snap-in structure structure that driven gear 9 forms; And 9 diameters of the driven gear on this fragment position are less; Rotating speed is also fast than the driven gear 9 of low gear, and the driven gear 9 of low gear surmounts down at hollow output shaft 5 rotating speeds, and the internal tooth 11 of the driven gear 9 of low gear just skids with ratchet 13; This moment, hollow output shaft 5 just drove rotation by the driven gear 9 of high speed gear on this fragment position, thereby accomplished the takeoff output of second gear.
As shown in Figure 3, be outside they are different with embodiment 1,2: do not establish stepping motor 31 on the fulcrum 20, and what establish is that electromagnetism inhales 39.
Under the initial condition; As shown in Figure 3, the retracing spring 68 that is located on the fulcrum 20 pushes away sliding part 16, adjust bar 30 and suction disc 40 toward end face 2 directions, the sticking up into end jack-up of the ratchet 13 that sliding part 16 will cooperate with driven gear 9 internal tooths 11 of high speed gear; The perk end of ratchet 13 just breaks away from internal tooth 11; The driven gear 9 of high speed gear just loses to hollow output shaft 5 transmission capacities 9 of the driven gears of high speed gear around hollow output shaft 5 idle running, just has this moment the driven gear 9 of low gear to drive hollow output shaft 5 rotations; Hollow output shaft 5 connects end face 2 rotates around fulcrum 20 with hub circle 1, thereby accomplishes one grade takeoff output.
When electromagnetism is inhaled 39 energisings; Electromagnetism is inhaled 39 generation magnetic force suction disc 40 suctions is come; Promoting adjust bar 30 when suction disc 40 moves moves toward motor 3 directions with sliding part 16; This moment, sliding part 16 left sticking up into end of the ratchet 13 that cooperates with the driven gear 9 of high speed gear, and the perk end of ratchet 13 just engages with the internal tooth 11 of the driven gear 9 of high speed gear, and is as shown in Figure 5.It is second gear at this moment that the driven gear 9 of high speed gear drives hollow output shaft 20 rotations.
Hence one can see that, controls the interlock between driven gear 9 and the hollow output shaft 5 through adjustment slide 16, can realize the adjusting of two-stage speed change.The rest may be inferred, a plurality of driving gears 10 is set just can realizes the multi-change speed adjusting with driven gear 9.
Claims (5)
1. speed-variating hub; Comprise hub circle (1), it is characterized in that: described hub circle (1) connects an end face (2), and end face (2) is connected with hollow output shaft (5); Be provided with a whole fulcrum (20) in the axis hole (15) of hollow output shaft (5); Be fixed with motor (3) on the described fulcrum (20), the power lead (59) of motor (3) is directly stretched from motor casing, and described motor (3) exposes the outside in hub circle (1);
Be fixed with gearbox body (21) on the described motor (3); Rotate in the described gearbox body (21) and be provided with hollow output shaft (5) and input shaft (6); Described input shaft (6) and motor shaft (46) driving coupling, described hollow output shaft (5) and hub circle (1) driving coupling;
Described hollow output shaft (5) is provided with at least two driven gears (9); Driven gear (9) can be gone up in hollow output shaft (5) and rotate; The last correspondence of described input shaft (6) is fixed with the driving gear (10) with driven gear (9) engaged transmission, and described input shaft (6) and the driving gear (10) that is fixed on this input shaft (6) are formed a gear cluster;
Described driven gear (9) is provided with internal tooth (11); Hollow output shaft (5) is provided with ratchet loose slot (12); Pawl axis (55) passes the ratchet (13) that is located in the ratchet loose slot (12); Ratchet (13) can be in ratchet loose slot (12) tilting, ratchet (13) is provided with to act on and makes the perk of one of which end on the hollow output shaft (5) and be stuck in the torsion spring (14) on the internal tooth (11);
The axis hole (15) of described hollow output shaft (5) but in be provided with jack-up ratchet (13) and stick up sliding part (16) into end, described sliding part (16) is provided with pilot hole (63), described fulcrum (20) is located in the pilot hole (63);
Described fulcrum (20) sidewall is provided with guide groove (65), is provided with fastener (66) in the described guide groove (65), and fastener (66) is connected on the sliding part (16), is connected with adjust bar (30) on the fastener (66), and adjust bar (30) is arranged in the hole (25) of fulcrum (20).
2. speed-variating hub according to claim 1 is characterized in that: described adjust bar (30) is connected with driving lever (48), and driving lever (48) one ends are connected with drag-line (37), and driving lever (48) is located at lever dolly (41), and described lever dolly (41) is fixed on the fulcrum (20).
3. speed-variating hub according to claim 1 is characterized in that: described sliding part (16) one ends are connected with the retracing spring (68) that makes its return, and retracing spring (68) is enclosed within on the fulcrum (20).
4. speed-variating hub according to claim 1; It is characterized in that: described adjust bar (30) is connected with stepping motor (31); Can move sliding part (16) in the position of axis hole (15) during stepping motor (31) rotation, described stepping motor (31) and adjust bar (30) driving coupling.
5. speed-variating hub according to claim 1; It is characterized in that: described adjust bar (30) is connected with electromagnetism and inhales (39); Electromagnetism can move sliding part (16) in the position of axis hole (15) when inhaling (39) energising, and described electromagnetism is inhaled (39) and adjust bar (30) driving coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105187622A CN102442197A (en) | 2010-10-12 | 2010-10-12 | Shifting wheel hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105187622A CN102442197A (en) | 2010-10-12 | 2010-10-12 | Shifting wheel hub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102442197A true CN102442197A (en) | 2012-05-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105187622A Pending CN102442197A (en) | 2010-10-12 | 2010-10-12 | Shifting wheel hub |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102442197A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105539007A (en) * | 2015-12-25 | 2016-05-04 | 韦鲲 | Hub with built-in control moment gyro |
| CN109301990A (en) * | 2018-11-19 | 2019-02-01 | 苏州蓝石新动力有限公司 | High gear motor assembly, transmission case assembly and electronic vehicle equipment |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201395226Y (en) * | 2009-03-04 | 2010-02-03 | 蔡旭阳 | Pawl variable speed electric hub |
| CN201833823U (en) * | 2010-10-12 | 2011-05-18 | 蔡旭阳 | Variable-speed hub |
-
2010
- 2010-10-12 CN CN2010105187622A patent/CN102442197A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201395226Y (en) * | 2009-03-04 | 2010-02-03 | 蔡旭阳 | Pawl variable speed electric hub |
| CN201833823U (en) * | 2010-10-12 | 2011-05-18 | 蔡旭阳 | Variable-speed hub |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105539007A (en) * | 2015-12-25 | 2016-05-04 | 韦鲲 | Hub with built-in control moment gyro |
| CN109301990A (en) * | 2018-11-19 | 2019-02-01 | 苏州蓝石新动力有限公司 | High gear motor assembly, transmission case assembly and electronic vehicle equipment |
| CN109301990B (en) * | 2018-11-19 | 2023-11-07 | 苏州蓝石新动力有限公司 | High-speed gear motor assembly, gearbox assembly and electric carrying equipment |
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Application publication date: 20120509 |