CN201900984U - Sliding stop electric variable speed hub - Google Patents
Sliding stop electric variable speed hub Download PDFInfo
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- CN201900984U CN201900984U CN2010205525361U CN201020552536U CN201900984U CN 201900984 U CN201900984 U CN 201900984U CN 2010205525361 U CN2010205525361 U CN 2010205525361U CN 201020552536 U CN201020552536 U CN 201020552536U CN 201900984 U CN201900984 U CN 201900984U
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Abstract
The utility model relates to a sliding stop electric variable speed hub which belongs to the technical field of wheels. The utility model solves the problems that the hub ring diameter is excessively large due to motor eccentricity and a regulating mechanism is regularly clamped in the gear shifting process. The sliding stop electric variable speed hub comprises a hub ring, wherein fulcrum shaft holes are arranged at the end surface of the hub ring, the two fulcrum holes are provided with an integrally hollow fulcrum shaft, the hollow fulcrum shaft is fixed with a motor, a power lead is arranged in the hollow fulcrum shaft, the hollow fulcrum shaft is provided with a buffer spring, a hollow output shaft and an input shaft are arranged in a transmission case, the hollow fulcrum is arranged in a shaft hole of the hollow output shaft, the input shaft is connected with the motor in a transmission way, the hollow output shaft is connected with the hub ring in a transmission way, a stop moving groove and at least two rotatable driven gears are arranged on the hollow output shaft, driving gears are correspondingly fixed on the input shaft, an inner groove is arranged on the shaft hole wall of the driven gear, a stop is arranged on the hollow fulcrum shaft and is locked in the inner groove, a guide groove is clamped on the side wall of the hollow fulcrum shaft, and a clamping piece connected to the stop is arranged in the guide groove and is connected to an adjusting rod in the hole of the hollow fulcrum shaft.
Description
Technical field
The utility model belongs to the wheel technical field.
Background technology
Publication number CN201501246 discloses a kind of slip blind speed-variating hub, and it mainly comprises the hub circle, is provided with motor and gearbox body in the hub circle, is fixed on the motor on the hollow fulcrum side.The electrical axis of this structural hub is located on the hub circle eccentric axis, and the diameter that has increased the hub circle is not suitable for installing small-sized battery-driven car, and the big cost of volume also significantly increases.In addition, frequent stuck or dieback regulating mechanism can not carry out gear shift whenever and wherever possible when regulating mechanism had buffer gear to cause gear shift.
The utility model content
The purpose of this utility model is to provide a kind of shaft concentricity height, the hollow fulcrum of integral body to pass motor axis hole, is convenient to assembling, and the diameter that dwindles the hub circle can be fit to the big and small battery-driven car of assembling, and the volume I significantly reduces cost.In addition, when being provided with gear shift, adjustment structure plays the shock absorber of buffer action, there has been the shock absorber can stuck or dieback regulating mechanism, made the more smooth suitable slip blind Variable-speed electric wheel hub of gearshift with regard to can adjusted mechanism carrying out gear shift whenever and wherever possible.
For realizing the purpose of this utility model, a kind of technical scheme of the present utility model is: slip blind Variable-speed electric wheel hub, comprise the hub circle, two end face central authorities of hub circle are respectively equipped with branched shaft hole, be provided with a hollow fulcrum of integral body in described two branched shaft holes, be fixed with motor on the described hollow fulcrum, described hollow fulcrum is located in the branched shaft hole of motor axis hole and end face, and power lead is arranged in the hollow fulcrum; 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 hollow fulcrum is arranged in the axis hole of hollow output 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 and the driving gear on it are formed a gear cluster; Described hollow output shaft is provided with the blind loose slot, and described driven gear shaft hole wall is provided with inner groovy, and described hollow fulcrum is provided with the blind that is in the blind loose slot, and the external part of blind can snap in the inner groovy; Described hollow fulcrum sidewall is provided with guide groove, is provided with fastener in the described guide groove, and fastener is connected on the blind, is connected with adjust bar on the fastener, and adjust bar is arranged in the hole of hollow fulcrum.
The end that described adjust bar extends hollow fulcrum is connected with the lever of tilting, and lever is located on the lever dolly.
The outer end of described hollow fulcrum is provided with stepping motor, stepping motor when rotation by adjust bar in can mobile axis hole blind and blind is snapped in the inner groovy, described stepping motor and adjust bar driving coupling.
Be provided with in the described hollow fulcrum when regulating mechanism is worked and can prevent regulating mechanism dieback or stuck recoil spring when blind is failed card people inner groovy for the moment, described adjust bar links to each other with recoil spring.
The outer end of described hollow fulcrum is provided with electromagnetism and inhales, when electromagnetism is inhaled energising by adjust bar in can mobile axis hole blind and blind is snapped in the inner groovy.
Described hollow fulcrum is provided with the retracing spring that can make the blind return and blind be pushed inner groovy.
One side of inboard, described driven gear hole is provided with when can ccontaining blind skidding off the inner groovy gear shift avoids blind to block the annular neutral of two driven gears simultaneously.
The end that described adjust bar extends hollow fulcrum is provided with screw mandrel and guide slot, cooperates with guide slot to be provided with directed projection, and screw mandrel is provided with the inner spiral hole gear that is mated, inner bolt hole gear and stepping motor driving coupling.
The two ends of hollow fulcrum extend out to hub circle both ends of the surface outside, behind the fixation hollow fulcrum two ends, because hollow fulcrum and motor are fixed together, motor and gearbox body are fixed together, be fixed so motor is relative with gearbox body, the hub circle can rotate around hollow 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.Regulate the position of blind in axis hole by adjust bar, making blind stretch out the outer part of blind loose slot snaps in the inner groovy of single driven gear, this driven gear drives hollow output shaft and rotates, hollow output shaft driving center circle rotates around hollow fulcrum, and this moment, remaining driven gear rotated around hollow output shaft.By driving gear and the driven gear that many group sizes have nothing in common with each other is set, regulate the position of blind in axis hole by adjust bar again, the pairing driven gear of blind is combined with hollow output shaft realize speed governing, can realize that multi-change speed is regulated and then the rotating speed of adjusting hub circle.
Hollow fulcrum of the present utility model is as a whole, the concentricity height, and the hub loop diameter is little, has solved the excessive problem of the excessive whole volume of hub diameter, can directly stretch into the position that adjust bar is regulated blind in the hole of hollow fulcrum, and it regulates directly simple relatively.In addition, in fulcrum, be provided with recoil spring and when gear shift, can avoid regulating mechanism dieback or stuck, can make the blind location that accurately puts in place again.
Description of drawings
Fig. 1 is the three-dimensional assembly structure figure of first kind of embodiment of the utility model slip blind Variable-speed electric wheel hub;
Fig. 2 is the sectional structure chart after Fig. 1 assembling;
Fig. 3 is hollow fulcrum, rotor, hollow output shaft, blind, driven gear, driving gear, input shaft, jump ring, the location axle sleeve among Fig. 1, the three-dimensional assembly structure figure of regulating mechanism;
Fig. 4 is a sectional structure chart after the assembling of second kind of embodiment of the utility model electric shift electric wheel hub;
Fig. 5 is the sectional structure chart after the assembling of the third embodiment of the utility model electric shift electric wheel hub;
Fig. 6 is the sectional structure chart after the assembling of the 4th kind of embodiment of the utility model electric shift electric wheel hub;
Fig. 7 is hollow fulcrum, rotor, hollow output shaft, blind, driven gear, driving gear, input shaft, jump ring, the retracing spring among Fig. 4,5,6, the three-dimensional assembly structure figure of adjust bar;
Sectional structure chart when Fig. 8 leaves inner groovy for the utility model electric shift electric wheel hub blind;
The sectional structure chart that driven gear combined with hollow output shaft when Fig. 9 was the utility model electric shift electric wheel hub blind card people inner groovy;
Figure 10 is stepping motor and the associated component thereof among Fig. 5;
Figure 11 is the inner bolt hole gear among Fig. 5;
Figure 12 is the adjust bar three-dimensional structure diagram among Fig. 5;
Figure 13 is the gear case cover three-dimensional structure diagram among Figure 10.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the utility model slip blind Variable-speed electric wheel hub is described in further detail.
As shown in FIG., the hub circle 1 of the utility model slip blind Variable-speed electric wheel hub, end face 2, motor 3, hole 4, hollow output shaft 5, input shaft 6, steady arm 7, branched shaft hole 8, driven gear 9, driving gear 10, inner groovy 11, blind loose slot 12, blind 13, annular V groove 14, axis hole 15, peak 16, nut 17, motor axis hole 18, oil sealing 19, fulcrum 20, gearbox body 21, bolt 22, recoil spring 23, retracing spring 24, stepping motor 25, inner bolt hole gear 26, spring 27, annular neutral 28, screw mandrel 29, adjust bar 30, regulating control 31, boss 33, unilateral bearing 34, driver blade 35, shift fork 36, drag-line 37, guide slot 38, spring eye 39, steel ball 40, motor shaft bearing 41, hollow output shaft bearing 42, bearing of input shaft 43, tapped bore 44, input shaft gear 45, motor shaft 46, generator shaft gear 47, lever 48, prop up axle bearing 49, directed projection 50, electromagnetism inhales 51, hollow output shaft axis hole 52, suction disc 53, gear case cover 54, lever dolly 55, jump ring 56, brake 57, power lead 59, input shaft axis hole 60, pilot hole 63, guide groove 65, fastener 66.
Embodiment 1
As Fig. 1, Fig. 2, shown in Figure 3, described slip blind Variable-speed electric wheel hub comprises hub circle 1, and two end face 2 central authorities of hub circle 1 are respectively equipped with branched shaft hole 8, is provided with a hollow fulcrum 20 of integral body in described two branched shaft holes 8.The hollow fulcrum 20 of integral body passes motor axis hole 18, is convenient to assembling, and the diameter that dwindles the hub circle can be fit to the big and small battery-driven car of assembling.Be provided with hollow axle bearing 49 between branched shaft hole 8 and the hollow fulcrum 20, so as hollow fulcrum 20 can be in branched shaft hole 8 high speed rotating.
Be provided with motor 3 in the described hub circle 1, the power lead 59 of motor 3 extends out from hollow fulcrum 20.Described motor 3 is fixed on the hollow fulcrum 20, and hollow fulcrum 20 passes motor axis hole 18.Motor shaft 46 outer ends are provided with generator shaft gear 47.Be provided with unilateral bearing 34 between generator shaft gear 47 and the motor shaft 46.Unilateral bearing 34 can only unidirectionally relatively rotate, a suitable ratchet snap-in structure.When the rotating speed of generator shaft gear 47 greater than motor shaft 46 rotating speed the time, motor shaft 46 can not rotate along with the rotation of generator shaft gear 47, rotor just can passive rotation, vehicle can be not slack-off because of the influence speed of the magnetic field resistance that is subjected to rotor and stator like this, and vehicle slides the resistance that Shi Buhui is subjected to motor.
Be fixed with gearbox body 21 on the described motor 3, gearbox body 21 can be fixed on the shell of motor 3, also can make the integrative-structure housing with the shell of motor 3.Correspondence is provided with input shaft axis hole 60 and hollow output shaft axis hole 52 on 21 two sidewalls of described gearbox body.Rotate respectively in described hollow output shaft axis hole 52 and the input shaft axis hole 60 and be provided with hollow output shaft 5 and input shaft 6, described hollow output shaft 5 is set on the hollow fulcrum 20 coaxially.Also be respectively equipped with hollow output shaft bearing 42 and bearing of input shaft 43 in described input shaft axis hole 60 and the hollow output shaft axis hole 52, so that hollow output shaft 5 and input shaft 6 high speed rotating in hollow output shaft axis hole 52 and input shaft axis hole 60 respectively.Described input shaft 6 and motor shaft 46 driving coupling, an end of input shaft 6 is provided with input shaft gear 45, input shaft gear 45 and generator shaft gear 47 engagements, single input shaft 6 and the driving gear 10 that is fixed on this input shaft 6 are formed a gear cluster.Described hollow output shaft 5 and hub circle 1 driving coupling, described hollow output shaft 5 is set on the hollow fulcrum 20, the axial line of the axial line of hollow output shaft 5 and hollow fulcrum 20 is in same axis, and hollow output shaft 5 is stretched out an end and described end face 2 driving coupling of hollow output shaft axis hole 52.
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 diameter differences, correspondence is fixed with and described each driven gear 9 ingear driving gears 10 on same input shaft 6.The utility model is fixed on the hollow output shaft 5 by the jump ring 56 that is stuck in the circular groove 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, forms the multi-change speed gear.
Described hollow output shaft 5 is provided with blind loose slot 12, and the length of blind loose slot 12 arrives the distance of the driven gear 9 of outermost end greater than the driven gear 9 of inner terminal.The blind loose slot 12 of present embodiment is four, and each blind loose slot 12 is evenly distributed on the sidewall of hollow output shaft 5, its groove to the axially parallel of hollow output shaft 5.Described driven gear 9 endoporus are provided with inner groovy 11, and the number of inner groovy 11 is identical with the number of blind loose slot 12, also are the inboards that is evenly distributed on driven gear 9, and the position is also corresponding mutually with the position of blind loose slot 12.Be provided with blind 13 in the axis hole 15 of hollow output shaft 5, blind 13 is a cross bar shape, and four ends of blind 13 cross bares are stretched out outside the blind loose slot 12 and can be slided in blind loose slot 12.Described blind 13 is provided with the pilot hole 63 that is in same axis with hollow output shaft 5, and described hollow fulcrum 20 is located in the pilot hole 63, and blind 13 can be axially movable on hollow fulcrum 20 like this.
Described hollow fulcrum 20 sidewalls are provided with guide groove 65, are provided with fastener 66 in the described guide groove 65, and fastener 66 is connected on the blind 13.Fastener 66 and blind 13 can endwisely slip on hollow fulcrum 20.Be connected with adjust bar 30 on the fastener 66, adjust bar 30 is arranged in the hole 4 of hollow fulcrum 20.The outer end of hollow fulcrum 20 is extended in the outer end of adjust bar 30.
Be fixed with regulating control 31 by nut on hollow fulcrum 20, regulating control 31 combines with adjust bar 30.Regulating control 31 and shift fork 36 form a lever construction.By regulating regulating control 31, can make adjust bar 30 that it is moved axially in hole 4, drive blind 13 motions.
Described adjust bar 30 outer ends are connected with shift fork 36, shift fork 36 the pulling lower shift fork 36 of two drag-lines 37 can about stir, the other end of shift fork 36 connects drag-line 37, shift fork 36 is actively installed on the regulating control 31, pulling drag-line 37, shift fork 36 is stirred adjust bar 30 steady arms 7 and blind 13 1 and is coexisted and axially transfer in the axis hole 15 or dial in mobile but shift fork 36 connects one section tilting of adjusts bar 30 under the point action on the regulating control 31.
By the position in axis hole 15 of adjust bar 30 adjusting blinds 13, make blind 13 stretch out blind loose slot 12 outer parts and snap in one by one in the inner groovy 11 of different driven gear 9.After blind 13 snapped in the inner groovy 11 of a driven gear 9, this driven gear 9 just rotated relative to being connected with hollow output shaft 5, and other driven gear 9 still can be around hollow output shaft 5 rotations.Can realize the variable block operation.Hence one can see that, controls interlock between driven gear 9 and the hollow output shaft 5 by regulating blind 13, can realize the adjusting of two-stage speed change.The rest may be inferred, a plurality of driving gears 10 and driven gear 9 is set just can realizes the multi-change speed adjusting.
For prevent blind 13 snap in simultaneously cause in the inner groovy 11 of two adjacent driven gears 9 stuck, the setting that each driven gear 9 can be kept at a certain distance away, distance at interval should be at least be stretched out the outer part of blind loose slot 12 greater than blind 13.Another terms of settlement be described inner groovy 11 distolateral be provided with can ccontaining blind 13 ends annular neutral 28.The annular neutral 28 of each driven gear 9 is located at on one side.Annular neutral 28 is a ring-shaped step, step width and stretch out the width and the length of the part of blind loose slot 12 highly at least greater than blind 13.When switching between the inner groovy 11 of blind 13 at two adjacent driven gears 9, blind 13 can fall in the annular neutral 28, can not snap in the inner groovy 11 of two adjacent driven gears 9 simultaneously, can not cause adjacent driven gear 9 stuck, and each driven gear 9 just can be near being provided with, thereby reduce the length of hollow output shaft 5, be equivalent to dwindle the volume of speed-changing mechanism and the thickness of wheel hub.
Be provided with the location axle sleeve 7 that stuck part 66 holds in the pilot hole 63 of described blind 13, described location axle sleeve 7 is enclosed within on the hollow fulcrum 20.Described location axle sleeve 7 is provided with annular V groove 14, and annular V groove 14 is a plurality of for what link to each other, and the interval between adjacent annular V groove 14 bottoms is identical with the distance of the inner groovy 11 of adjacent two driven gears 9.Described hollow output shaft 5 is made up of first and second two parts that are consolidated by screw.First is provided with blind loose slot 12, is arranged with two knock holees 39 on the inwall of second portion, is provided with steel ball 40 in the knock hole 39 and acts on to make the spring 27 of its roof pressure in annular V groove 14 on the steel ball 40.When regulating the position in axis hole 15 of blinds 13 with adjust bar 30, annular V groove 14 and steel ball 40 match, as long as steel ball 40 is crossed at the peak on the axle sleeve 7 of location, steel ball 40 can move in axis hole 15 along the slope of V-shaped groove boosting location axle sleeve 7 under the pressure of spring 27, can play the effect of auxiliary positioning location axle sleeve 7, blind 13 can snap onto in the inner groovy 11 exactly, can not produce off-set phenomenon, and the accuracy of variable block is good.
Embodiment 2
As shown in Fig. 4, Fig. 7, described adjust bar 30 outer ends withstand on the lever 48, and the inner withstands on the fastener 66.Pulling drag-line 37, drag-line 37 drives lever 48, and lever 48 and lever dolly 55 form a lever principle structure.Under the initial condition, retracing spring 24 pushes up blind 13 in first speed driven gear 9 inner groovies 11, and it is one grade at this moment that one grade driven gear 9 drives hollow output shaft 5 rotations.Lever 48 is under the effect of lever dolly 55, pulling drag-line 37 drives lever 48 roof pressure adjusts bar 30, adjust bar 30 promotes fastener 66, in fastener 66 push and block 13 card people second gear driven gears 9 inner groovies 11, thereby second gear driven gear 9 drives hollow output shaft 5 and hub circle 1 rotates the takeoff output of finishing second gear around hollow fulcrum 20.
When adjust bar 30 when direction pushes in axis hole 15, because driven gear 9 is moving in not stall always, blind 13 can not snap in the inner groovy 11 for the moment apace, and this moment, recoil spring 23 played effect, and recoil spring 23 is compressed.When driven gear 9 rotates up to inner groovy 11 positions corresponding blind 13 when stretching out part blind sliding tray 12 outside, oppress blind 13 that it is snapped in the inner groovy 11 by recoil spring 23 again, what can prevent adjust bar 30 like this reaches regulating mechanism dieback or stuck.
The outer end of described hollow fulcrum 20 is fixed with stepping motor 25, drives blind 13 during stepping motor 25 rotations and slides at axis hole 15.Blind 13 moves to certain driven gear 9 residing position, and the driven gear 9 of this position, place is combined with hollow output shaft 5.By the number of turns of control step motor 25 rotations, thereby the distance that control and regulation bar 30 and blind 13 move in axis hole 15 is stuck in the inner groovy 11 of certain driven gear 9, and then realizes the shift speed governing.
Described blind 13 axial end portions contact has fastener 66, fastener 66 links to each other with adjust bar 30, adjust bar 30 other ends are provided with screw mandrel 29, the tapped bore 44 of the inner bolt hole gear 26 on screw mandrel 29 and the stepping motor 25 cooperates, move adjust bar 30 during stepping motor 25 rotations, driving blind 13 when adjust bar 30 moves moves in axis hole 15, blind 13 other ends are provided with the retracing spring 24 that can make its return, retracing spring 24 is enclosed within on the hollow fulcrum 20, in adjust bar 30 retracing spring 24 when shift out the outside can push back blind 13 one grade the inner groovy 11 of driven gear 9.
Described stepping motor 25 is fixed on the outer end of hollow fulcrum 20, stepping motor 25 drives 26 rotations of inner bolt hole gear, inner bolt hole gear 26 cooperates with screw mandrel 29 on the adjust bar 30, the position in axis hole 15 that can spur or promote adjust bar 30 and adjusting blind 13 when 26 rotations of inner bolt hole gear makes blind 13 stretch out blind loose slot 12 outer parts and snaps in one by one in the inner groovy 11 of different driven gear 9.After blind 13 snapped in the inner groovy 11 of a driven gear 9, this driven gear 9 just rotated relative to being connected with hollow output shaft 5, and other driven gear 9 still can be around hollow output shaft 5 rotations.Can realize the variable block operation.Hence one can see that, controls interlock between driven gear 9 and the hollow output shaft 5 by regulating blind 13, can realize the adjusting of two-stage speed change.The rest may be inferred, a plurality of driving gears 10 and driven gear 9 is set just can realizes the multi-change speed adjusting.
As shown in Fig. 5,10,11,12,13, described adjust bar 30 extended end from hollow fulcrum 20 is provided with screw mandrel 29, the axially parallel of the axial and axis hole 15 of screw mandrel 29.Described screw mandrel 29 is provided with the inner spiral hole gear 26 that in one plane rotates, and the set-up mode of described inner spiral hole gear 26 is the gear case covers 54 that are located at stepping motor 25 described, and inner spiral hole gear 26 rotates between gear case cover 54.Described screw mandrel 29 is located in the tapped bore 44 of inner spiral hole gear 26.Inner spiral hole gear 26 and stepping motor 25 driving coupling that are fixed on the hollow fulcrum 20.
Described screw mandrel 29 is provided with axial guide slot 38, and described gear case cover 54 is provided with the directed projection 50 that stretches in the guide slot 38.
When the output shaft of stepping motor 25 drives 26 rotations of inner spiral hole gear, guide slot 38 and directed projection 50 match and can prevent that screw mandrel 29 and inner spiral hole gear 26 from rotating together, under the cooperation of the screw of screw thread on the screw mandrel 29 and inner spiral hole gear 26, it is axially mobile in axis hole 15 that described screw mandrel 29 interlock adjusts bar 30 just can promote or spur blind 13 like this.
Embodiment 4
As shown in Figure 6, be outside they are different with embodiment 3: do not establish stepping motor 25 on the outer end of hollow fulcrum 20, and what establish is that electromagnetism inhales 51.
Under the initial condition, as shown in Figure 6, be located under the elastic force effect of the retracing spring 24 on the fulcrum 20 blind 13, adjust bar 30 and suction disc 53 are pushed away toward outsides, blind 13 left second gear driven gear 9 and blocked in one grade of people's the inner groovy 11 of driven gear 9 this moment, and blind 13 combines rotation with one grade driven gear 9 hollow output shaft 5.One grade driven gear 9 drives hollow output shaft 5 and rotates, and hollow output shaft 5 connects end face 2 and hub circle 1 rotates around hollow fulcrum 20, and be one grade this moment.
When electromagnetism is inhaled 51 energisings, electromagnetism is inhaled 51 generation magnetic force suction disc 53 suctions is come, suction disc 53 has overcome the elastic force of retracing spring 24 when being inhaled and has promoted adjust bar 30 and blind 13 moves inward, blind 13 leave one grade driven gear 9 inner groovy 11 and block in the inner groovy 11 of people's two driven gears 9, this moment, two driven gears 9 engaged rotation with hollow output shaft 5,9 of one grade driven gears are around hollow output shaft 5 idle running, one grade driven gear 9 just loses to hollow output shaft 5 transmission capacities, just drive hollow output shaft 5 rotations by the driven gear 9 of second gear this moment, hollow output shaft 5 connects end face 2 and hub circle 1 rotates around fulcrum 20, thereby finishes the takeoff output of second gear.
Claims (10)
1. slip blind Variable-speed electric wheel hub, comprise hub circle (1), two end faces (2) central authorities of hub circle (1) are respectively equipped with branched shaft hole (8), it is characterized in that: be provided with a hollow fulcrum (20) in described two branched shaft holes (8), be fixed with motor (3) on the described hollow fulcrum (20), described hollow fulcrum (20) is located in the branched shaft hole (8) of motor axis hole (18) and end face (2), and power lead (59) is arranged in the hollow fulcrum (20);
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 hollow fulcrum (20) is arranged in the axis hole (15) of hollow output shaft (5), 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 on it (10) are formed a gear cluster;
Described hollow output shaft (5) is provided with blind loose slot (12), described driven gear (9) axis hole wall is provided with inner groovy (11), described hollow fulcrum (20) is provided with the blind (13) that is in the blind loose slot (12), and the external part of blind (13) can snap in the inner groovy (11);
Described hollow fulcrum (20) sidewall is provided with guide groove (65), be provided with fastener (66) in the described guide groove (65), fastener (66) is connected on the blind (13), is connected with adjust bar (30) on the fastener (66), and adjust bar (30) is arranged in the hole (4) of hollow fulcrum (20).
2. slip blind Variable-speed electric wheel hub according to claim 1 is characterized in that: the end that described adjust bar (30) extends hollow fulcrum (20) is connected with the lever (48) of tilting, and lever (48) is located on the lever dolly (55).
3. slip blind Variable-speed electric wheel hub according to claim 1, it is characterized in that: the outer end of described hollow fulcrum (20) is provided with stepping motor (25), stepping motor (25) when rotation by adjust bar (30) in can mobile axis hole (15) blind (13) and blind (13) is snapped in the inner groovy (11), described stepping motor (25) and adjust bar (30) driving coupling.
4. according to claim 1,2 or 3 described slip blind Variable-speed electric wheel hubs, it is characterized in that: be provided with in the described hollow fulcrum (20) when regulating mechanism is worked and can prevent regulating mechanism dieback or stuck recoil spring (23) when blind (13) is failed card people inner groovy (11) for the moment, described adjust bar (30) links to each other with recoil spring (23).
5. slip blind Variable-speed electric wheel hub according to claim 1, it is characterized in that: the outer end of described hollow fulcrum (20) is provided with electromagnetism and inhales (51), when electromagnetism is inhaled (51) energising by adjust bar (30) in can mobile axis hole (15) blind (13) and blind (13) is snapped in the inner groovy (11).
6. according to claim 1,2,3 or 5 described slip blind Variable-speed electric wheel hubs, it is characterized in that: described hollow fulcrum (20) is provided with the retracing spring (24) that can make blind (13) return and blind (13) be pushed inner groovy (11).
7. according to claim 1,2,3 or 5 described slip blind Variable-speed electric wheel hubs, it is characterized in that: described driven gear (9) is one side being provided with when can ccontaining blind (7) skidding off inner groovy (11) gear shift of inboard, hole avoids blind (13) to block the annular neutral (28) of two driven gears (9) simultaneously.
8. according to claim 1,2,3 or 5 described slip blind Variable-speed electric wheel hubs, it is characterized in that: described blind (13) is provided with the pilot hole (63) that is in same axis with hollow output shaft (5), and described hollow fulcrum (20) is arranged in the pilot hole (63).
9. slip blind Variable-speed electric wheel hub according to claim 1, it is characterized in that: be provided with location axle sleeve (7) in the pilot hole (63) of described blind (13), described location axle sleeve (7) is provided with annular V groove (14), the inwall of described hollow output shaft (5) is provided with knock hole (39), is provided with steel ball (40) in the knock hole (39) and acts on to make the spring (27) of its roof pressure in annular V groove (14) on the steel ball (40).
10. according to claim 1 or 3 described slip blind Variable-speed electric wheel hubs, it is characterized in that: the end that described adjust bar (30) extends hollow fulcrum (20) is provided with screw mandrel (25) and guide slot (38), cooperate with guide slot (38) and to be provided with directed projection (50), screw mandrel (29) is provided with the inner bolt hole gear (26) that is mated, inner bolt hole gear (26) and stepping motor (25) driving coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205525361U CN201900984U (en) | 2010-09-17 | 2010-09-17 | Sliding stop electric variable speed hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205525361U CN201900984U (en) | 2010-09-17 | 2010-09-17 | Sliding stop electric variable speed hub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201900984U true CN201900984U (en) | 2011-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205525361U Expired - Fee Related CN201900984U (en) | 2010-09-17 | 2010-09-17 | Sliding stop electric variable speed hub |
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| CN (1) | CN201900984U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112398246A (en) * | 2020-09-25 | 2021-02-23 | 开沃新能源汽车集团股份有限公司 | Double-motor rotor structure |
-
2010
- 2010-09-17 CN CN2010205525361U patent/CN201900984U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112398246A (en) * | 2020-09-25 | 2021-02-23 | 开沃新能源汽车集团股份有限公司 | Double-motor rotor structure |
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