CN201824792U - Sliding stopper electric variable speed hub - Google Patents
Sliding stopper electric variable speed hub Download PDFInfo
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- CN201824792U CN201824792U CN2010205670030U CN201020567003U CN201824792U CN 201824792 U CN201824792 U CN 201824792U CN 2010205670030 U CN2010205670030 U CN 2010205670030U CN 201020567003 U CN201020567003 U CN 201020567003U CN 201824792 U CN201824792 U CN 201824792U
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Abstract
The utility model belongs to the technical field of wheels, and solves the following problems: since the traditional pivot is provided with a guide groove, an adjusting rod hole and a power cord hole, the strength of the pivot is reduced, so that the pivot is susceptible to fracture, and the driving safety is affected; and a motor is enclosed by a hub ring, so that heat dissipation is ineffective. A sliding stopper electric variable speed hub comprises a hub ring, an end surface, a pivot hole, a pivot and a motor, wherein an adjusting rod is parallel to the pivot. When a stepping motor shaft rotates, a stopper arranged in a shaft hole of a hollow output shaft can be moved. When moving, the stopper can be clamped in an inner groove and connected with a driven gear and the hollow output shaft for simultaneous rotation. The hollow output shaft and an input shaft are arranged in a gear box body, the pivot is arranged in the 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 stopper movement groove and at least two rotatable driven gears, a driving gear is correspondingly fixed on the input shaft, inner grooves are formed on the hole walls of driven gear shafts, the stopper is arranged on the pivot, and the stopper can be clamped into the inner grooves.
Description
Technical field
The utility model belongs to the wheel technical field.
Background technology
Notification number CN201501246 discloses a kind of slip blind speed-variating 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.
The utility model content
Be to provide a kind of fulcrum rigidity intensity height, fulcrum to be difficult for twisting strain and fracture, fulcrum of the present utility model are a solid integral body for solving above-mentioned not enough the purpose of this utility model, do not establish guide groove, adjust bar hole and 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 at the inner directly automatically regulating of hub circle at axis hole, it regulates directly simple relatively, and it is safer to drive a vehicle, in addition motor expose in the outside of hub circle ventilation and heat good, it is better dispelled the heat, and makes the higher slip blind Electric Transmission Hub of work efficiency of motor.
For realizing the purpose of this utility model, the technical solution of the utility model is: a kind of slip blind Electric Transmission Hub, comprise the hub circle, described hub circle is connected with an end face, and end face is connected with hollow output shaft, is provided with a solid fulcrum in the axis hole of hollow output shaft, be arranged with blind on the fulcrum, blind links to each other with adjust bar, is fixed with motor on the described fulcrum, and described motor and gearbox body expose 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 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 inner hole wall is provided with inner groovy, is provided with the blind that is in the blind loose slot in the described axis hole, and the external part of blind can snap in the inner groovy.
Be provided with adjust bar and fulcrum in the described axis hole, adjust bar is parallel with fulcrum.
Described fulcrum is fixed with plural motor, the as a whole structure of the shell of described all motors.
Described blind one end is connected with the retracing spring that makes its return and snap in inner groovy, and retracing spring is enclosed within on the fulcrum.
Be provided with dieback or stuck recoil spring when preventing regulating mechanism work between described blind and the adjust bar.
Described adjust bar is connected with stepping motor, stepping motor when rotation can mobile blind in the position of axis hole.
Described adjust bar is connected with electromagnetism and inhales, can mobile blind when electromagnetism is inhaled energising in the position of axis hole.
Described inner groovy is distolateral be provided with can ccontaining blind end annular neutral.
The two ends of fulcrum extend out to the outside of hub circle, and behind a fixed pivot axis two ends, because fulcrum and motor are fixed together, motor and gearbox body are fixed together, and are fixed so motor is relative with gearbox body, and 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.Inhale by stepping motor or electromagnetism and to regulate the position of blind in axis hole, 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 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, again by regulating the position of blind in axis hole, 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.
Fulcrum of the present utility model is a solid integral body, do not establish guide groove and adjust bar hole, and its intensity height, good rigidly have solved the problem of the safety of driving.Can be in the outside position of blind of directly regulating of hub circle at axis hole, it regulates directly simple relatively.In addition, a plurality of motors are set, under certain thickness condition, can strengthen the power of whole electric wheel hub, improve the tractive performance of electric wheel hub at the sidepiece of fulcrum; The diameter difference of the generator shaft gear of a plurality of motors, each motor be independent drive hub circle respectively, also can realize the variable block operation, and wherein the part motor damages, and still can work.
Description of drawings
Fig. 1, Fig. 2 are the sectional structure chart after first kind of embodiment assembling of the utility model slip blind Electric Transmission Hub;
Sectional structure chart when blind snapped in the inner groovy of low speed driven gear when Fig. 3 inhaled energising for second kind of embodiment of the utility model slip blind Electric Transmission Hub assembling back electromagnetism;
Sectional structure chart when blind snapped in the high speed driven gear inner groovy when Fig. 4 did not switch on for second kind of embodiment assembling of the utility model slip blind Electric Transmission Hub back electromagnetism suction;
Fig. 5 is fulcrum, adjust bar, hollow output shaft, blind, driven gear, driving gear, input shaft, jump ring, retracing spring, the input shaft gear among Fig. 1 to Fig. 4, the three-dimensional assembly structure figure of motor shaft;
Sectional structure chart when Fig. 6 inhales energising back blind and leaves inner groovy and rest on annular neutral gear for the third embodiment of the utility model slip blind Electric Transmission Hub assembling back electromagnetism;
Sectional structure chart when blind snapped in the high speed driven gear inner groovy when Fig. 7 did not switch on for the third embodiment assembling back electromagnetism suction of the utility model slip blind Electric Transmission Hub;
Fig. 8, Fig. 9 are the sectional structure chart after the 4th kind of embodiment assembling of the utility model slip blind Electric Transmission Hub;
Three-dimensional assembly structure figure for the fulcrum among Fig. 2 to Fig. 5, hollow output shaft, blind, driven gear, driving gear, input shaft, jump ring, retracing spring, input shaft gear, motor shaft;
Figure 10 is driven gear, hollow output shaft, fulcrum, an axle bearing, ratchet, pawl axis, torsion spring, blind, adjust bar, the retracing spring three-dimensional structure diagram of third and fourth kind of the utility model slip blind Electric Transmission Hub embodiment;
Radial section figure when Figure 11 leaves inner groovy for the utility model slip blind Electric Transmission Hub blind;
Radial section figure when Figure 12 snaps in inner groovy for the utility model slip blind Electric Transmission Hub blind;
Figure 13 is stepping motor, step motor shaft, reducing gear, threaded shaft, the tapped bore among Fig. 1,2,8,9,15,17, the three-dimensional assembly structure figure of adjust bar;
Figure 14 is the sectional structure chart after the 5th kind of embodiment assembling of the utility model slip blind Electric Transmission Hub;
Figure 15 is the sectional structure chart after the 6th kind of embodiment assembling of the utility model slip blind Electric Transmission Hub;
Figure 16 is the sectional structure chart after the 7th kind of embodiment assembling of the utility model slip blind Electric Transmission Hub;
Figure 17 is the axial internal anatomy after driven gear, hollow output shaft, fulcrum, an axle bearing, ratchet, pawl axis, torsion spring, blind, adjust bar, stepping motor and the associated component thereof of the 6th kind of embodiment of the utility model slip blind Electric Transmission Hub assembled;
Figure 18 be among Figure 15,16,17 cam and blind three-dimensional structure diagram;
Figure 19 is ratchet, pawl axis, the torsion spring among Fig. 5,6,7,8,9,10,15,16,17, the three-dimensional structure diagram of hollow output shaft;
Figure 20 is the gearbox body three-dimensional structure diagram of the utility model slip blind Electric Transmission Hub;
Figure 21 is the three-dimensional structure diagram of the motor housing of the utility model slip blind Electric Transmission Hub.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the utility model slip blind internal control speed-variating hub is described in further detail.
As shown in FIG., the hub circle 1 of the utility model slip blind internal control speed-variating hub, end face 2, motor 3, adjust bar 4, hollow output shaft 5, input shaft 6, brake support 7, branched shaft hole 8, driven gear 9, driving gear 10, inner groovy 11, blind loose slot 12, blind 13, cam 13A, annular slope 13B, torsion spring 14, axis hole 15, removable pin 18, oil sealing 19, fulcrum 20, gearbox body 21, bolt 22, step motor shaft 23, reducing gear 24, internal tooth 25, tapped bore 26, fulcrum mounting hole 27, annular neutral 28, ratchet loose slot 29, threaded shaft 30, stepping motor 31, ratchet 32, boss 33, brake shoe brake cheek 35, adjust bar hole 36, motor casing 37, rotor shaft mounting hole 38, electromagnetism inhales 39, suction disc 40, motor shaft bearing 41, hollow output shaft bearing 42, bearing of input shaft 43, recoil spring 44, input shaft gear 45, motor shaft 46, generator shaft gear 47, prop up axle bearing 49, hollow output shaft axis hole 52, pawl axis 55, jump ring 56, power lead 59, input shaft axis hole 60, pilot hole 63, retracing spring 68.
As shown in Fig. 1, Fig. 2, Fig. 5, Figure 13, Figure 15, described slip blind Electric Transmission Hub comprises hub circle 1, and hub circle 1 is connected with end face 2, end face 2 is connected with hollow output shaft 5, is provided with a unitary solid fulcrum 20 in the axis hole 15 of described hollow output shaft 5.A unitary solid fulcrum 20 both had been convenient to make processing, was convenient to assembling again, had both had favorable rigidity and support strength compared with the hollow fulcrum that is provided with guide groove, adjust bar hole and power lead hole.
Described motor 3 is fixed on the fulcrum 20, and the power lead 59 of motor 3 is directly stretched from the shell of motor.Described motor 3 is fixed on the sidepiece of fulcrum 20, and the axial line of motor shaft 46 and fulcrum 20 staggers mutually and is arranged in parallel.Motor shaft 46 outer ends are provided with generator shaft gear 47.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 an integral 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, and the number of input shaft axis hole 60 can be set according to the number of set input shaft 6.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, fulcrum 20 passes hollow output shaft axis hole 52, and described hollow output shaft 5 is set on the 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 fulcrum 20, the axial line of the axial line of hollow output shaft 5 and 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 is provided with inner groovy 11, and the number of inner groovy 11 is identical with the number of blind loose slot 12, also is the inboard 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 fulcrum 20 is located in the pilot hole 63, and blind 13 can be axially with radially movable on fulcrum 20 like this.
Described blind 13 axial end portions contact has adjust bar 4, adjust bar 4 be arranged in parallel with fulcrum 20, adjust bar 4 other ends are provided with tapped bore 26, tapped bore 26 be located at motor 3 shells on stepping motor 31 on threaded shaft 30 cooperate, promote or spur adjust bar 4 during threaded shaft 30 rotations in axis hole 15 motions, driving blind 13 moves in axis hole 15, blind 13 other ends are provided with the retracing spring 68 that can make its return and snap in inner groovy 11, retracing spring 68 is enclosed within on the fulcrum 20, when adjust bar 4 during toward travelling backwards retracing spring 68 blind 13 can be pushed back in the inner groovy 11 of the driven gear 9 that needs.
Described stepping motor 31 is installed on the shell of motor 3, stepping motor 31 drives threaded shaft 30 rotations through the back of slowing down, threaded shaft 30 cooperates with tapped bore 26 on the adjust bar 4, the position in axis hole 15 that can spur or promote adjust bar 4 and adjusting blind 13 when threaded shaft 30 rotations 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.
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, blind 13 also can be changed into neutral gear when stopping annular neutral 28, 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.
As shown in Fig. 3,4,6,7,16, be outside they are different with embodiment 1: the shell of motor 3 is not established stepping motor 31, and what establish is that electromagnetism inhales 39.
Under the initial condition, as shown in Fig. 4, Fig. 6, Figure 10, Figure 18, be located under the effect of retracing spring 68 elastic force on the fulcrum 20 blind 13, adjust bar 4 and suction disc 40 are pushed away inside, blind 13 leaves annular neutral 28 and snaps in the driven gear inner groovy 11 of high speed gear at this moment, and blind 13 combines rotation with driven gear 9 hollow output shaft 5 of high speed gear.The driven gear 9 of high speed gear drives hollow output shaft 5 and rotates, and hollow output shaft 5 connects end face 2 and hub circle 1 rotates around fulcrum 20, and be second gear this moment.
As shown in Figure 5, when electromagnetism is inhaled 39 energisings, electromagnetism is inhaled 39 generation magnetic force suction disc 40 suctions is come, suction disc 40 has overcome the elastic force of retracing spring 68 when being inhaled and has promoted adjust bar 4 and blind 13 moves outward, blind 13 leave high speed gear driven gear 9 inner groovy 11 and snap in the inner groovy 11 of low speed driven gear 9, this moment, low speed driven gear 9 engaged rotation with hollow output shaft 5,9 of the driven gears of high speed gear are around hollow output shaft 5 idle running, the driven gear 9 of high speed gear just loses to hollow output shaft 5 transmission capacities, just there is this moment the driven gear 9 of low gear to drive hollow output shaft 5 rotations, hollow output shaft 5 connects end face 2 and hub circle 1 rotates around fulcrum 20, thereby finishes one grade takeoff output.
As shown in Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 19, the driven gear 9 of low gear is not established inner groovy 11, and established internal tooth 25, the position of the driven gear 9 sheathed hollow output shaft 5 of low gear is provided with ratchet loose slot 29, ratchet 32, torsion spring 14, pawl axis 55.
Under the initial condition, as Fig. 7, shown in Fig. 9, electromagnetism inhale 39 when also not switching on or stepping motor 31 with adjust bar 4 when motor 3 directions are moved, retracing spring 68 pushes away blind 13 adjusts bar 4 and suction disc 40 inside, blind 13 snaps in driven gear 9 inner groovies 11 of high speed gear, the driven gear 9 of high speed gear just engages rotation with hollow output shaft 5, the rotating speed of hollow output shaft 5 exceeds the rotating speed of the driven gear of low gear at this moment, the driven gear of low gear surmounts down at hollow output shaft 5 rotating speeds, and internal tooth 25 just skids with ratchet 32, only around hollow output shaft 5 idle running, the driven gear of low gear just loses the ability to hollow output shaft 5 transmissions to the driven gear of low gear.This moment, driven gear 9 drive hollow output shaft 5, end face 2 and the hub circle 1 of high speed gear were second gear around fulcrum 20 rotations at this moment.
As shown in Fig. 6 and Figure 11, when electromagnetism is inhaled 39 energisings, electromagnetism is inhaled 39 generation magnetic force suction disc 40 suctions is come, suction disc 40 has overcome the elastic force of retracing spring 68 when being inhaled and has promoted adjust bar 4 and blind 13 moves outward, blind 13 leaves the inner groovy 11 of the driven gear 9 of high speed gear, rest on the position of annular neutral 28,9 of the driven gears of high speed gear are around hollow output shaft 5 idle running.Power drives hollow output shaft 5 rotations by the driven gear 9 of low gear through internal tooth 25 and ratchet 32 engagings again, and hollow output shaft 5 connects end faces 2 and hub circle 1 rotates around fulcrum 20, thereby finishes one grade takeoff output.
As shown in Fig. 9 and Figure 12, when stepping motor 31 moves adjust bar 4 toward motor 3 directions, the blind 13 that rests on annular neutral 28 following of the elastic force of retracing spring 68 advances in driven gear 9 inner groovies 11 of high speed gear, the driven gear 9 of high speed gear just engages rotation with hollow output shaft 5, the rotating speed of hollow output shaft 5 exceeds the rotating speed of the driven gear of low gear at this moment, the driven gear of low gear surmounts down at hollow output shaft 5 rotating speeds, and internal tooth 25 just skids with ratchet 32, only around hollow output shaft 5 idle running, the driven gear of low gear just loses the ability to hollow output shaft 5 transmissions to the driven gear of low gear.This moment, driven gear 9 drive hollow output shaft 5, end face 2 and the hub circle 1 of high speed gear were second gear around fulcrum 20 rotations at this moment.
As shown in Fig. 8 and Figure 11, when stepping motor 31 moves adjust bar 4 toward the end face direction, overcome the elastic force of retracing spring 68 and promoted adjust bar 4 and blind 13 moves outward at the effect lower dolly bar 4 of stepping motor 31 and blind 13, this moment, blind 13 left the inner groovy 11 of the driven gear 9 of high speed gear, rest on the position of annular neutral 28,9 of the driven gears of high speed gear are around hollow output shaft 5 idle running.Power drives hollow output shaft 5 rotations by the driven gear 9 of low gear through internal tooth 25 and ratchet 32 engagings again, and hollow output shaft 5 connects end faces 2 and hub circle 1 rotates around fulcrum 20, thereby finishes one grade takeoff output.
Shown in Fig. 1, Fig. 2, stuck when working in order to prevent stepping motor 31 and adjustment structure, between adjust bar 4 ends and blind, be provided with recoil spring 44, when adjust bar 4 when end face 2 directions push away, because driven gear 9 is moving in not stall always, when blind 13 can not in time snap in the inner groovy 11 apace, stepping motor 31 ceaselessly revolved again adjust bar 4 is ceaselessly advanced, and this moment, recoil spring 44 was compressed.When driven gear 9 rotates up to inner groovy 11 positions corresponding blind 13 when stretching out part outside the blind loose slot 12, recoil spring 44 oppresses blind 13 that it is snapped in the inner groovy 11, this moment, recoil spring 44 played buffer action, can prevent adjust bar 4 and regulating mechanism dieback or stuck like this.
Shown in Figure 15, Figure 16, Figure 17, Figure 18, Figure 19, allow vehicle slide at any time in order to reclaim the more energy and to use high speed gear, the resistance that can not be subjected to motor can slide fartherly.Driven gear 9 at high speed gear is provided with internal tooth 25, hollow output shaft 5 is provided with ratchet loose slot 29 on the sheathed position of the driven gear 9 of high speed gear, ratchet 32 and torsion spring 14 are in ratchet loose slot 29, cam 13A can control 25 engagings of ratchet 32 and internal tooth or separate, when adjust bar 4 or pipe link 27 when the driven gear direction of low gear moves, cam 13A is under the elastic force of retracing spring 28, cam 13A just breaks away from the perk end that sticks up into end jack-up ratchet 32 of ratchet 32 with internal tooth 25,9 of high-revolving driven gears are around hollow output shaft 5 idle running, simultaneously blind 13 driven gear 9 that leaves annular neutral 28 and snap in low gear in the inner groovy 11 of driven gear 9 of low gear engages rotation with hollow output shaft 5, if at this moment under the down-hill situation, because one grade of speed ratio with second gear has three to four-fold, this moment, vehicle drove the rotor rotation, the electricity that can send than second gear during rotor rotation has more three to four-fold, thereby reclaim the more energy, can also pin down the vehicle effect during descending and play safety effect.Usual when driving high speed gear as long as thereby motor is quickened can not be subjected to the magnetic force obstruction of motor can slide vehicle automatically once loose vehicle, like this vehicle can slide farther.
As shown in figure 14, be fixed with the sidepiece that two motors 3 are fixed on fulcrum 20 on the fulcrum 20, the motor shaft 46 of these two motors 3 is parallel with fulcrum 20.The as a whole structure of the shell of described two motors 3, as long as after shell is fixed on the fulcrum 20, corresponding motor just has been fixed.Therefore, the installation of motor 3 is only relevant with fulcrum 20, and is irrelevant with hub circle 1, do not need to consider the concentricity problem of motor shaft and fulcrum 20, is convenient to select as required identical or different types of motor, comprises the rotating speed difference, and size difference or power are not equal.And relative fixed between motor and the motor, the integral rigidity structure is good.Be provided with unilateral bearing 34 between described 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 be rotated 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.When using a plurality of motor, one of them motor damages the rotation that also can not hinder other motor.Generator shaft gear 47 diameters on described two motor shafts 46 are identical or inequality, and this embodiment has two gear clusters, and the generator shaft gear 47 of two motors meshes with input shaft gear 45 respectively.Because hollow output shaft 5 and driven gear 9 are arranged on the fulcrum 20 and can rotate around it, and are in the center of hub circle 1, motor 3 can be around fulcrum 20 annular spread settings.Therefore under hub circle 1 thickness unmodified condition, a plurality of motors 3 can be set in hub circle 1, a plurality of motors 3 are distributed in the hub circle 1 around fulcrum 20, and motor is laid in the space that can make full use of hub circle 1, to increase the power and the mechanism of transferring the files of wheel hub.When the rotating speed of two motors 3 identical with power, corresponding gear cluster is identical, and be arranged on two generator shaft gears 47 on the motor 3 when identical with input shaft gear 45 diameters in the corresponding gear cluster, both transmitting ratio was identical, had only a motor 3 to be twice in the power ratio hub circle 1.The transmitting ratio of the input shaft gear 45 that is meshed with it when two generator shaft gears 47 is inequality, and when perhaps corresponding gear cluster was inequality, two motors 3 are independent drive hub circles 1 respectively, also can realize the operation of multiple shift.
Claims (8)
1. slip blind Electric Transmission Hub, comprise hub circle (1), it is characterized in that: described hub circle (1) is connected with an end face (2), end face (2) is connected with hollow output shaft (5), be provided with a solid fulcrum (20) in the axis hole (15) of hollow output shaft (5), be arranged with blind (13) on the fulcrum (20), blind (13) links to each other with adjust bar (4), be fixed with motor (3) on the described fulcrum (20), described motor (3) and gearbox body (21) expose 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) 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) inner hole wall is provided with inner groovy (11), be provided with the blind (13) that is in the blind loose slot (12) in the described axis hole (15), the external part of blind (13) can snap in the inner groovy (11).
2. slip blind Electric Transmission Hub according to claim 1 is characterized in that: be provided with adjust bar (4) and fulcrum (20) in the described axis hole (15), adjust bar (4) is parallel with fulcrum (20).
3. slip blind Electric Transmission Hub according to claim 1 is characterized in that: described fulcrum (20) is fixed with plural motor (3), the as a whole structure of shell of described all motors (3).
4. slip blind Electric Transmission Hub according to claim 1 is characterized in that: described blind (13) one ends are connected with the retracing spring (68) that makes its return and snap in inner groovy (11), and retracing spring (68) is enclosed within on the fulcrum (20).
5. slip blind Electric Transmission Hub according to claim 1 is characterized in that: be provided with dieback or stuck recoil spring (44) when preventing regulating mechanism work between described blind (13) and the adjust bar (4).
6. slip blind Electric Transmission Hub according to claim 1 is characterized in that: described adjust bar (4) is connected with stepping motor (31), stepping motor (31) when rotation can mobile blind (13) in the position of axis hole (15).
7. slip blind Electric Transmission Hub according to claim 1 is characterized in that: described adjust bar (4) is connected with electromagnetism and inhales (39), can mobile blind (13) when electromagnetism is inhaled (39) energising in the position of axis hole (15).
8. slip blind Electric Transmission Hub according to claim 1 is characterized in that: described inner groovy (11) is distolateral be provided with can ccontaining blind (13) end annular neutral (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205670030U CN201824792U (en) | 2010-10-08 | 2010-10-08 | Sliding stopper electric variable speed hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205670030U CN201824792U (en) | 2010-10-08 | 2010-10-08 | Sliding stopper electric variable speed hub |
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| CN201824792U true CN201824792U (en) | 2011-05-11 |
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| CN2010205670030U Expired - Fee Related CN201824792U (en) | 2010-10-08 | 2010-10-08 | Sliding stopper electric variable speed hub |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103534516A (en) * | 2011-06-30 | 2014-01-22 | 本田技研工业株式会社 | Four-joint link type continuously variable transmission |
| CN105322709A (en) * | 2014-07-31 | 2016-02-10 | 抚顺煤矿电机制造有限责任公司 | Retreat-preventing apparatus for torque shaft |
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2010
- 2010-10-08 CN CN2010205670030U patent/CN201824792U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103534516A (en) * | 2011-06-30 | 2014-01-22 | 本田技研工业株式会社 | Four-joint link type continuously variable transmission |
| CN103534516B (en) * | 2011-06-30 | 2016-03-09 | 本田技研工业株式会社 | Four joint chain-type stepless speed variators |
| CN105322709A (en) * | 2014-07-31 | 2016-02-10 | 抚顺煤矿电机制造有限责任公司 | Retreat-preventing apparatus for torque shaft |
| CN105322709B (en) * | 2014-07-31 | 2018-02-02 | 抚顺煤矿电机制造有限责任公司 | A kind of anti-retraction means of torque axis |
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