CN202038426U

CN202038426U - Mid-drive power boost bicycle

Info

Publication number: CN202038426U
Application number: CN2011200274450U
Authority: CN
Inventors: 韩玉金
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-01-19
Filing date: 2011-01-19
Publication date: 2011-11-16
Anticipated expiration: 2021-01-19

Abstract

The utility model relates to a mid-drive power boost bicycle, comprising a bicycle body, a motor driver, a current condenser and a circuit controller. The motor driver is disposed between a five-way tube of a middle joint and a rear bottom fork or disposed above or below the five-way tube of the middle joint. A power output shaft of the motor driver is fixedly connected to a motor clutch, a driving wheel, a foot-operated clutch and a foot-operated driving wheel. The motor driver drives the driving wheel to rotate through the output shaft of the motor clutch. The foot-operated wheel drives the foot-operated driving wheel through a chain, and the foot-operated driving wheel drives the driving wheel to rotate through the foot-operated clutch. The driving wheel drives a speed change mechanism on a trailing axle through a chain, and the speed change mechanism drives the mid-drive power boost bicycle to run. The motor clutch and the foot-operated clutch drive the motor and combine manpower based on different running states or respectively and individually drive the mid-drive power boost bicycle to run. The mid-drive power boost bicycle is advantageous in that the structure is simple and portable; manpower driving of the bicycle is comfortable; the motor driving saves energy; the application range is wide, including power boost bicycles, power boost tricycles, hybrid power boost bicycles and water-based boosters.

Description

Mid-driving morpet

Technical field

The utility model relates to a kind of mid-driving morpet, particularly relates to the ride morpet of the double-stranded bar transmission of boosting belt of a kind of motor driven and manpower.

Background technology

As everyone knows, the mid-driving morpet of Chu Shouing all adopts single chain gear on the market, volume is big, Heavy Weight, production installation, maintenance inconvenience, the number of teeth coupling of its foot-operated teeth number of sprocket and hind axle speed-changing mechanism is unreasonable, if preceding driving chain wheel tooth number certainly will cause system's driving torque to reduce greater than rear change organization gear tooth number, morpet starts or the climbing power consumption; Otherwise,, even influence the integral structure of morpet and attractive in appearance if preceding driving chain wheel tooth number less than rear change organization gear tooth number and embodied the advantage of motor driven, but influences manpower riding speed and comfort level.

A kind of mid-driving morpet is disclosed in Chinese patent application prospectus 200920159246.8.Though this mid-driving morpet is provided with motor driven and the manpower two cover speed change systems of riding, but its two chain combineds action are on hind axle, make and not only influence complex structure, the production installation, maintenance inconvenience of mid-driving morpet but also increased cost attractive in appearance.

Summary of the invention

Main purpose of the present utility model be to overcome above deficiency and provide that a kind of volume is little, moment of torsion greatly, both had been fit to foot-operated the riding of manpower and had been beneficial to the motor driven energy-conservation mid-driving morpet that travels.

The utility model is that the technical scheme that its technical matters of solution is taked is: a kind of mid-driving morpet, it comprises bicycle body, motor driver, electric storage means and circuit controller, on bicycle body center tap five-way pipe 31, be fixedly connected with standpipe 13, under manage 14, back chain stay 15, foot-operated axis 1 by bearings and suit maintenance in center tap five-way pipe 31, pedal wheel 2 is captiveed joint with an end of foot-operated axis 1, maintenance assisted pedal stroke sensor 23 is being set on the pedal wheel 2 or on foot-operated axis 1, maintenance speed sensor 32 is being set, at the arranged outside protective case 3 of pedal wheel 2 and by screw 21 maintenances, be fixed with foot-operated crank 11 and pedal 12 at the two ends of foot-operated axis 1, on the hind axle 9 of bicycle body, speed-changing mechanism 8 and brake gear are set, the left side of motor driver 6, right end cap is fixed on its shell by screw 20, electric storage means 18 and circuit controller are arranged on the bicycle body surface or standpipe 13, under manage 14, on the inside or clothes hanger 17 of last pipe 16, it is characterized in that: also comprise big five-way pipe 22 and maintenance the motor driver 6 big five-way pipe 22 in of maintenance between center tap five-way pipe 31 and back chain stay 15 is set, the shell of motor driver 6 or a left side, on the endoporus periphery of the circumferential outer surface of right end cap and big five-way pipe 22 1 adaptive cooresponding positioning key teeth groove 54 is set at least and by screw 55 maintenances, maintenance is connected with motor arrangement of clutch 33 and pedal clutch device 34 on the power take-off shaft 19 of motor driver 6, maintenance connects power wheel 4 on the output shaft 39 of motor arrangement of clutch 33, output shaft 39 is supported on by bearing 48 on the power take-off shaft 19 of motor driver 6 and by jump ring 49 maintenances, maintenance connects foot-operated power wheel 5 and fixing by screw 40 on pedal clutch device 34, motor driver 6 drives power wheel 4 rotations by the output shaft 39 of motor arrangement of clutch 33, and power wheel 4 travels by the mid-driving morpet of speed-changing mechanism 8 drivings that chain 7 drives on the hind axles 9; Manpower drives pedal wheel 2 by pedal 12, foot-operated crank 11 and foot-operated axis 1 and rotates, pedal wheel 2 drives foot-operated power wheel 5 by chain 10 and rotates, foot-operated power wheel 5 drives power wheel 4 by pedal clutch device 34 and rotates, power wheel 4 travels by the mid-driving morpet of speed-changing mechanism 8 drivings that chain 7 drives on the hind axle 9, motor arrangement of clutch 33 and pedal clutch device 34 are closed or separates according to different operation conditionss, can with motor driven and manpower synthesizes or respectively the mid-driving morpet of independent drive travel.

The utility model can also adopt following technical measures:

Described motor driver 6 is electric motor actuator, fuel oil motor driver or air motor actuator, and described motor driver 6 is the motors that have the motor of variable-speed motor or do not have variable-speed motor; Described variable-speed motor or speed-changing mechanism 8 are straight gear transmission, epicyclic gear transmission, Harmonic Gears or transmissions of cycloid pin gear of 1-10 level, and type of belt drive at different levels can adopt identical type of belt drive or different combination type of belt drive simultaneously; Motor and variable-speed motor inner chamber in the described motor driver 6 are sealing state, and oil injecting screw hole 52 and oil-draining locknut hole 53 are set respectively on variable-speed motor shell circumference or right end cap, and respectively by screw and pad lock sealing.

Described motor driver 6 is that the takeoff output spare 19 ' with power take-off shaft 19 of electronic brushless motor actuator or brush motor actuator and its variable-speed motor is integral or split is captiveed joint and is integral, one end of power take-off shaft 19 is supported on the mouth of rotor pinion 35 by bearing 36, power take-off shaft 19 other ends are supported on by bearing 37 on the right end cap of motor driver 6, between the right end cap of motor driver 6 and bearing 37 sealing member 38 are set.

Described motor driver 6 settings are fixed in the big five-way pipe 22 or the shells of motor driver 6 replace using with big five-way pipe 22, described motor driver 6 be provided with maintenance between center tap five-way pipe 31 and back chain stay 15 or be provided with maintenance on center tap five-way pipe 31 or below, the described motor driver 6 or the use of directly captiveing joint with bicycle body.

The rotor pinion 35 of described motor driver 6 be real core semiaxis or make air-cored axis and with the stator of motor driver 6, rotor, variable-speed motor respectively by the bearings maintenance on foot-operated axis 51; The output shaft 39 of described foot-operated axis 51 and motor arrangement of clutch 33 supports the suit maintenances by bearing 43, bearing 45 and is connected, and the output shaft 39 different cores connections of described foot-operated axis 51 and power take-off shaft 19 or motor arrangement of clutch 33 are by gear or chain, belt-driving connection.

Described motor arrangement of clutch 33 and pedal clutch device 34 be integral type or make separate assembling and adopt the arrangement of clutch of same form simultaneously or multi-form arrangement of clutch, described motor arrangement of clutch 33 and pedal clutch device 34 are maintenance to be set simultaneously on the power take-off shaft 19 or maintenance is set simultaneously on the variable-speed motor of motor driver 6 the insides, described motor arrangement of clutch 33 be provided with separately maintenance on the variable-speed motor of motor driver 6 the insides and pedal clutch device 34 and foot-operated power wheel 5 make integral type; Described motor arrangement of clutch 33 and pedal clutch device 34 usefulness ratchet devices replace using.

Described pedal wheel 2, power wheel 4 and foot-operated power wheel 5 are that sprocket wheel, belt pulley or gear transmission and its are taken turns the speed-changing mechanism 8 adaptive uses on footpath size and the hind axle 9, adopt the speed-changing mechanism 8 on transmission gear or axostylus axostyle and the hind axle 9 to be used when described pedal wheel 2, power wheel 4 or foot-operated power wheel 5 are gear; Speed-changing mechanism 8 on described power wheel 4 and the hind axle 9 can also adopt the leverage transmission.

The left and right end cap of described motor driver 6 is fixed on its shell by screw 20 or the left and right end cap of motor driver 6 is captiveed joint with the body screw thread with shell; The right end cap and the shell of the left end cap of described motor driver 6 and shell or motor driver 6 are integral use.

Described assisted pedal stroke sensor 23 maintenances are on pedal wheel 2, foot-operated power wheel 5 or in the hind axle 9, center tap five-way pipe 31, and described speed sensor 32 maintenances are on foot-operated axis 1, on the hind axle 9 or be arranged on the inside or front wheel spindle of motor driver 6 shells; Described assisted pedal stroke sensor 23 or speed sensor 32 are electromagnetic sensor, torque sensor or opto-electronic pickup.

Described circuit controller is arranged on the inside or the outside of motor driver 6 shells, passes at its pilot sealing arrangement is set in the hole.

Advantage and the good effect that the utlity model has are: simple in structure, light, that manpower is ridden is comfortable, motor driven is energy-conservation, and applied range can be widely used in fields such as morpet, boosted tricycle, hybrid power boosted vehicle and waterborne power-assisted utensil.

Description of drawings

Below in conjunction with drawings and embodiments the utility model is described in further detail.

Fig. 1 is a car load assembling scheme drawing of the present utility model.

Fig. 2 is the another kind of assembling of a car load of the present utility model scheme drawing.

Fig. 3 is that pedal wheel of the present utility model and foot-operated power wheel directly adopt gear-driven partial schematic diagram.

Fig. 4 is that two arrangement of clutch of the present utility model are integral formula and are arranged on mounting structure scheme drawing on the outside output shaft of motor driver.

Fig. 5 is that two arrangement of clutch of the present utility model become the split type another kind of mounting structure scheme drawing that is arranged on the outside output shaft of motor driver.

Fig. 6 is the mounting structure scheme drawing of no variable-speed motor in the motor driver of the present utility model.

Fig. 7 is the mounting structure scheme drawing that two arrangement of clutch of the utility model all are arranged on the motor driver the inside.

Fig. 8 is the mounting structure scheme drawing that motor driver of the present utility model adopts foot-operated axis.

Fig. 9 is the mounting structure scheme drawing that an arrangement of clutch of the present utility model is arranged on the motor driver the inside.

Figure 10 is the split type mounting structure scheme drawing of power take-off shaft of the present utility model and arrangement of clutch.

Figure 11 is a transmission assembling principle schematic shown in Figure 1.

Figure 12 is an another kind of transmission assembling principle schematic shown in Figure 1.

Figure 13 is motor driver and a car load transmission assembling principle schematic shown in Figure 7.

Figure 14 is motor driver and a car load transmission assembling principle schematic shown in Figure 8.

Figure 15 is that rear-wheel hub of the present utility model adopts lever actuated assembling principle schematic.

Among Fig. 1-Figure 15: 1. foot-operated axis; 2. pedal wheel; 3. protective case; 4. power wheel; 5. foot-operated power wheel; 6. motor driver; 7. chain; 8. speed-changing mechanism; 9. hind axle; 10. chain; 11. foot-operated crank; 12. pedal; 13. standpipe; 14. following pipe; 15. back chain stay; 16. last pipe; 17. clothes hanger; 18. electric storage means; 19. power take-off shaft; 20. screw; 21. screw; 22. big five-way pipe; 23. assisted pedal stroke sensor; 24. bent axle; 25. lever; 26. rotating shaft; 27. axillare; 28. coupler; 29. slide block; 30. anchor shaft; 31. center tap five-way pipe; 32. speed sensor; 33. motor arrangement of clutch; 34. pedal clutch device; 35. rotor pinion; 36. bearing; 37. bearing; 38. sealing member; 39. output shaft; 40. screw; 41. jump ring; 42. jam nut; 43. bearing; 44. sealing member; 45. bearing; 46. jump ring; 47. sealing member; 48. bearing; 49. jump ring; 50. transmission shaft; 51. foot-operated axis; 52. oil injecting screw hole; 53. oil-draining locknut hole; 54. key teeth groove; 55. screw.

The specific embodiment

For further understanding summary of the invention of the present utility model, characteristics and effect, exemplify following examples now, and conjunction with figs. is described in detail as follows: see also Fig. 1 and Figure 15.

Embodiment 1: be example with the electric assisted bicycle, two arrangement of clutch all are arranged on the outside output shaft of motor driver and are illustrated.

As Fig. 1, Fig. 4, Fig. 5, Figure 11, shown in Figure 12: mid-driving morpet, its motor arrangement of clutch 33 and pedal clutch device 34 be integral type or make separate assembling, all be provided with maintenance on motor driver 6 exterior power take-off shafts 19 and motor arrangement of clutch 33 and pedal clutch device 34 usefulness ratchet devices (or flywheel structure) replace using and making ratchet integral bidirectional power-transfer clutch, can also adopt motor arrangement of clutch 33 roller (voussoir) formula arrangement of clutch and pedal clutch device 34 to adopt the ratchet-type arrangement of clutch to be combined into one use, otherwise also can; Wherein, the inner ring of motor arrangement of clutch 33 is fixed on the power take-off shaft 19, the output shaft 39 of motor arrangement of clutch 33 be supported on its inner ring or the power take-off shaft 19 as the outer ring of motor arrangement of clutch 33 and bearing set to reduce friction drag, output shaft 39 is used as the inner ring of pedal clutch device 34 and the outer ring of arrangement of clutch 34 simultaneously; Motor arrangement of clutch 33, between the inner ring of pedal clutch device 34 and the outer ring by ratchet very heavy or the opening of roller (voussoir), close the one-way clutch effect (current techique seldom describes in detail) that realizes, maintenance connects power wheel 4 (or output shaft 39 is integral use with power wheel 4) on the output shaft 39 of motor arrangement of clutch 33, output shaft 39 is supported on by bearing 48 on the power take-off shaft 19 of motor driver 6 and by jump ring 49 maintenances (or screw retained), go up that maintenance connects foot-operated power wheel 5 and by screw 40 fixing (or pedal clutch device 34 outer rings and foot-operated power wheel 5 be integral use) at pedal clutch device 34 (outer ring), power wheel 4 is set in parallel in the inside or the outside of foot-operated power wheel 5, foot-operated power wheel 5 and pedal wheel 2 corresponding settings, maintenance assisted pedal stroke sensor 23 is set on pedal wheel 2, and (assisted pedal stroke sensor 23 can also be arranged in the center tap five-way pipe 31, on the foot-operated power wheel 5 or in the hind axle 9) or maintenance speed sensor 32 is set on foot-operated axis 1, and (or speed sensor 32 is arranged on the hind axle 9, can also be arranged on the inside or front wheel spindle of motor driver 6 shells), at the arranged outside protective case 3 of pedal wheel 2 and by screw 21 maintenances, being fixed with foot-operated crank 11 and pedal 12 and pedal wheel 2 can make up with adjacent foot-operated crank 11 and be integral use at the two ends of foot-operated axis 1, speed-changing mechanism 8 (but promptly outer speed-changing mechanism again internal speed-changing mechanism) and brake gear (not shown) are set on the hind axle 9 of bicycle body, the left side of motor driver 6, right end cap is fixed on (or the left side of motor driver 6 on its shell by screw 20, right end cap is captiveed joint with the body screw thread with shell, can also be integral the right end cap of the left end cap of motor driver 6 and shell or motor driver 6 and shell and use or captive joint with the body screw thread, reduced volume, cost-cutting), (described electric storage means 18 is storage batterys to electric storage means 18, super capacitor electric storage means or chemical power battery) and the circuit controller (not shown) be arranged on the bicycle body surface or standpipe 13, under manage 14, on the inside or clothes hanger 17 of last pipe 16, and the circuit controller (not shown) can also be arranged on the housings or the outside of motor driver 6, simplify circuit layout, be convenient to install with attractive in appearance; Can also heat abstractor (or radiating gill) be set on circuit controller (or control circuit board) and combine closely with the housing of motor driver 6, help the heat radiation protection electric elements, pass at its pilot sealing arrangement (or replace with insulated enclosure circle, sealant) is set in the hole; The big five-way pipe 22 of maintenance (big five-way pipe 22 is captiveed joint or flexible connection with center tap five-way pipe 31) is set between the chain stay 15 in center tap five-way pipe 31 and back, motor driver 6 maintenances are in big five-way pipe 22, the shell of motor driver 6 or a left side, 1 adaptive cooresponding positioning key teeth groove 54 (positioning key teeth groove 54 is in order to prevent that motor driver 6 from rotating in big five-way pipe 22) is set at least on the endoporus periphery of the circumferential outer surface of right end cap and big five-way pipe 22 and (or the shell of motor driver 6 is with big five-way pipe 22 replacement uses by screw 55 maintenances, the shell that saves motor driver 6 helps cooling, cost-cutting), motor driver 6 drives power wheel 4 rotations by the output shaft 39 of motor arrangement of clutch 33, (speed-changing mechanism 8 adopts outer speed-changing mechanism or internal speed-changing mechanisms to power wheel 4, can also use flywheel by the speed-changing mechanism 8 on chain 7 (or belt pulley) the drive hind axle 9, fluted disc replaces adaptive use) drive mid-driving morpet and travel; Manpower is by pedal 12, foot-operated crank 11 and foot-operated axis 1 drive pedal wheel 2 and rotate, pedal wheel 2 drives foot-operated power wheel 5 by chain 10 (or belt pulley) and rotates, foot-operated power wheel 5 drives power wheel 4 by pedal clutch device 34 and rotates, (speed-changing mechanism 8 adopts outer speed-changing mechanism or internal speed-changing mechanisms to power wheel 4 by the speed-changing mechanism 8 on chain 7 (or belt pulley) the drive hind axle 9, can also use flywheel, fluted disc replaces adaptive use) drive mid-driving morpet and travel, motor arrangement of clutch 33 and pedal clutch device 34 are closed or separates according to different operation conditionss, can with motor driven and manpower synthesizes or respectively the mid-driving morpet of independent drive travel.

Wherein, above-mentioned assisted pedal stroke sensor 23 or speed sensor 32 are electromagnetic sensor, torque sensor or opto-electronic pickup, can distinguish selected as required.

Above-mentioned motor driver 6 is the electronic brushless motor actuators (or electronic brush motor actuator) that have variable-speed motor, can also be fuel oil motor driver or air motor actuator, and variable-speed motor or speed-changing mechanism 8 are epicyclic gear transmissiones (slowing down or speedup) of 1-10 level, can also be Harmonic Gears or the transmission of cycloid pin gear, and type of belt drive at different levels can adopt identical type of belt drive or different combination type of belt drive simultaneously; Motor in the above-mentioned motor driver 6 and variable-speed motor inner chamber are and between the annular seal space sealing member are set in sealing state and its rotor pinion 35 and the variable-speed motor and prevent that lubricating oil, seborrhea from going out, to prolong lubricating life, on variable-speed motor shell circumference or right end cap, be respectively arranged with oil injecting screw hole 52 and oil-draining locknut hole 53, and respectively by screw and pad lock sealing.

The takeoff output spare 19 of the variable-speed motor of said motor actuator 6 ' be integral with power take-off shaft 19 (or captive joint and be integral by split, can be selected) according to technology, one end of power take-off shaft 19 is supported on the mouth of rotor pinion 35 of real core semiaxis (with location and the balance of guaranteeing power take-off shaft 19 and increase the service life) by bearing 36, power take-off shaft 19 other ends are supported on by bearing 37 on the right end cap of motor driver 6, and sealing member 38 (or replace with O-ring seals, sealant) is set between the right end cap of motor driver 6 and bearing 37.It is the optimal way in the present embodiment.

As another kind of embodiment of the present utility model, as shown in Figure 3: mid-driving morpet, remove chain 10, pedal wheel 2 all adopts direct geared with foot-operated power wheel 5, the power wheel 4 of this moment both can adopt sprocket wheel, chain 7 transmissions with the speed-changing mechanism 8 on the hind axle 9, also can adopt belt pulley, belt or axostylus axostyle, gear transmission (turbine of no chain, gear on worm variable transmission mechanism), can select according to actual needs, the structure setting at all the other positions is identical with above-mentioned embodiment.

The utility model also has a kind of embodiment, as shown in Figure 6: mid-driving morpet, there is not variable-speed motor in the motor driver 6, the power take-off shaft 19 of motor driver 6 is integral with rotor pinion 35 or is connected by the coupler maintenance, rotor pinion 35 rotates by the output shaft 39 direct drive power wheels 4 of arrangement of clutch 33, and the structure setting at all the other positions is identical with above-mentioned embodiment.

Pedal wheel 2 in the utility model, power wheel 4 or foot-operated power wheel 5 can adopt sprocket wheel, belt pulley, also can adopt gear, and it takes turns the adaptive use of speed-changing mechanism 8 on footpath size and the hind axle 9 (or with flywheel, fluted disc replacement), and speed-changing mechanism 8 can adopt outer speed-changing mechanism or internal speed-changing mechanism and speed change gear at different levels and power wheel 4 adaptive and obtain different rotating speeds and torque; When power wheel 4 adopts sprocket wheels, belt pulley, on driving chain 7 (or belt), can be provided for leading or the adjustment wheel of elasticity and power wheel 4 near setting prevent that retaining pressure device that driving chain 7 (or belt) comes off and equal maintenance are on bicycle body; When power wheel 4 adopts gear, removing driving chain 7 (or belt) adopts the transmission gear axostylus axostyle to cooperate the rotation of driving rear-wheel hub to advance with speed-changing mechanism 8 on the hind axle 9, realize no chain-driving function, and the inside of the speed-changing mechanism on hind axle 98 or outside are provided with the braking mechanism (not shown), the axostylus axostyle case of its power wheel 4 is sealing state, and power wheel 4 axostylus axostyle cases can replace back chain stay 15 to use, inject lubricating oil or grease in the speed-changing mechanism 8 on its hind axle 9, the speed-changing mechanism 8 on the hind axle 9 is straight gear transmissions of 1-10 level, epicyclic gear transmission, Harmonic Gears or the transmission of cycloid pin gear; And pedal wheel 2 or foot-operated power wheel 5 can also adopt the outer change-speed box coupling speed governing of toothed disc type or pedal-shifting device be set in center tap five-way pipe 31 and by pedal wheel 2 outputting powers, realize the pedal gear change function.

During use, fixing foot-operated crank 11 and the pedal 12 in foot-operated axis 1 two ends of manpower, pedal wheel 2 drives foot-operated power wheel 5 by chain 10 and rotates, very heavy or roller (voussoir) was integral and drove power wheel 4 rotations with output shaft 39 one way engagement by ratchet foot accelerator clutch 34 outer rings this moment, power wheel 4 (or is used flywheel by the speed-changing mechanism 8 that chain 7 drives on the hind axle 9, fluted disc replaces) the drive hub rotation, making mid-driving morpet be in manpower rides separately and advances, because motor arrangement of clutch 33 is identical with the engagement rotation direction of foot accelerator clutch 34, very heavy or the roller (voussoir) of ratchet in the motor arrangement of clutch 33 is in the non-engagement released state of skidding this moment, its output shaft 39 is the slide relative state with the inner ring that is fixed on the arrangement of clutch 33 on the power take-off shaft 19, the output shaft 39 of motor arrangement of clutch 33 is separated with the power take-off shaft 19 of motor driver 6, realize that the manpower undamped of riding separately travels; When circuit controller passes through manual control signal (or assisted pedal stroke sensor 23, the signal of speed sensor 32), motor driver 6, its rotor pinion 35 rotates, again by variable-speed motor (slow down or speedup) drive takeoff output spare 19 ' with power take-off shaft 19 rotations, the inner ring of motor arrangement of clutch 33 output shaft 39 one way engagement very heavy by ratchet or roller (voussoir) and motor arrangement of clutch 33 are integral and drive power wheel 4 rotations at this moment, because motor arrangement of clutch 33 is identical with the one-way clutch effect and the engagement rotation direction of pedal clutch device 34, make foot-operated power wheel 5, pedal wheel 2 separates motionless with respect to power wheel 4, power wheel 4 (or is used flywheel by the speed-changing mechanism 8 that chain 7 drives on the hind axle 9, fluted disc replaces) the drive hub rotation, make mid-driving morpet be in the motor independent drive and advance; And manpower is ridden and motor driven can be carried out simultaneously, this moment motor arrangement of clutch 33 inner ring very heavy or roller (voussoir) meshes and drives jointly power wheel 4 rotations with output shaft 39 simultaneously by ratchet with the outer ring of pedal clutch device 34, realize that the mid-driving morpet of the synthetic driving of motor driven and manpower power-assisted travels, and reaches purpose of energy saving.

Its advantage is: simple in structure, light, that manpower is ridden is comfortable, motor driven is energy-conservation, and applied range can be widely used in fields such as morpet, boosted tricycle, hybrid power boosted vehicle and waterborne power-assisted utensil.

Embodiment 2: be example with the electric assisted bicycle, two arrangement of clutch all are arranged on inside the motor driver and are illustrated.

As Fig. 7, shown in Figure 13: mid-driving morpet, its motor arrangement of clutch 33 and pedal clutch device 34 be integral type or make separate assembling, all be arranged on the inside of motor driver 6 and be connected with variable-speed motor, the outer ring of motor arrangement of clutch 33 can be integral use with the takeoff output spare 19 ' combination of variable-speed motor at this moment, power wheel 4 by jam nut 42 (or jump ring) maintenance on the output shaft 39 of motor arrangement of clutch 33, foot-operated power wheel 5 is fixed on the transmission shaft 50 by jump ring 41 (or jam nut), the other end of transmission shaft 50 (or outer ring of motor arrangement of clutch 33) is supported on the mouth of rotor pinion 35 of real core semiaxis by bearing 36 and transmission shaft 50 is connected with the inner ring keyway formula maintenance of foot accelerator clutch 34, transmission shaft 50 can also be integral use with the inner ring of foot accelerator clutch 34, the output shaft 39 of motor arrangement of clutch 33 is by bearing 43, bearing 37 is supported on respectively on the right end cap of transmission shaft 50 and motor driver 6, and by sealing member 44, sealing member 38 sealings (or are used O-ring seals, sealant replaces).

As another kind of embodiment of the present utility model, as Fig. 8, shown in Figure 14: mid-driving morpet, the outer ring of motor arrangement of clutch 33 can be integral use with the takeoff output spare 19 ' combination of variable-speed motor, the rotor pinion 35 of motor driver 6 can also make the stator of air-cored axis and CD-ROM drive motor, rotor or variable-speed motor are adorned maintenance on foot-operated axis 51 by bearings and with core retainer plate respectively, the output shaft 39 of foot-operated axis 51 and motor arrangement of clutch 33 is by bearing 43, bearing 45 supports the suit maintenance respectively and connects, bearing 45 is supported on the left end cap of motor driver 6 and by jump ring 46 maintenances, sealing member 47 is set between the left end cap of bearing 45 and motor driver 6 (or uses O-ring seals, sealant replaces); One end of foot-operated axis 51 is connected with the inner ring keyway formula maintenance of foot accelerator clutch 34, foot-operated power wheel 5 by jump ring 41 maintenances on the other end of foot-operated axis 51, power wheel 4 on the output shaft 39 of motor arrangement of clutch 33, makes speed-changing mechanism 8 on pedal wheel 2, foot-operated power wheel 5 and power wheel 4, the hind axle 9 (or with flywheel, fluted disc replacement) be separately positioned on the and arranged on left and right sides of mid-driving morpet by jam nut 42 (or jump ring) maintenance.

The utility model also has a kind of embodiment, foot-operated axis 51 and the output shaft 39 different cores of power take-off shaft 19 or motor arrangement of clutch 33 connect by gear or chain, belt-driving connection, speed-changing mechanism 8 on pedal wheel 2, foot-operated power wheel 5 and power wheel 4, the hind axle 9 (or with flywheel, fluted disc replacement) both can be arranged on the and arranged on left and right sides of mid-driving morpet, also can be arranged on the same side of mid-driving morpet; Can also be combined into one use to the inside that pedal wheel 2, foot-operated power wheel 5 are arranged on motor driver 6, this moment, foot-operated axis 1 passed from motor driver 6 by bearings and foot-operated the rotation.Its principle of work and using method and advantage and embodiment 1 are identical.

Embodiment 3: be example with the electric assisted bicycle, an arrangement of clutch is arranged on inside the motor driver and is illustrated.

As shown in Figure 9: mid-driving morpet, its motor arrangement of clutch 33 is arranged on the inside of motor driver 6 and the takeoff output spare 19 of variable-speed motor ' be integral use with the outer ring combination of motor arrangement of clutch 33, power take-off shaft 19 is integral use with the inner ring combination of motor arrangement of clutch 33, the inner ring of pedal clutch device 34 and power wheel 4 are by jump ring 41 (or keyway, screw) maintenance (inner ring of pedal clutch device 34 and power wheel 4 can make up and be integral use) on power take-off shaft 19, foot-operated power wheel 5 are fixed on the outer ring of pedal clutch device 34 (or the outer ring of foot-operated power wheel 5 and pedal clutch device 34 is integral use) by screw 40.

The utility model also has a kind of embodiment, as shown in figure 10: its motor arrangement of clutch 33 is arranged on the inside of motor driver 6 and the takeoff output spare 19 of variable-speed motor ' be integral with the outer ring combination of motor arrangement of clutch 33, one end of power take-off shaft 19 is connected with coupler 28 keyway formula maintenances, this moment, coupler 28 used as the inner ring of motor arrangement of clutch 33, the inner ring of pedal clutch device 34 and power wheel 4 (can be integral) directly are connected with power take-off shaft 19 maintenances by jump ring 41 (or screw) location, and foot-operated power wheel 5 is fixed on the outer ring of pedal clutch device 34 (or the outer ring of foot-operated power wheel 5 and pedal clutch device 34 make up be integral use) by screw 40.One end of above-mentioned power take-off shaft 19 (or outer ring of motor arrangement of clutch 33) is supported on by bearing 36 on the mouth of rotor pinion 35 of real core semiaxis.Its principle of work and using method and advantage and embodiment 1 are identical.

Embodiment 4: be example with the electric assisted bicycle, rear-wheel hub adopts lever actuated and is illustrated.

As shown in figure 15: mid-driving morpet, rear-wheel hub adopts lever actuated, power wheel 4 usefulness bent axles 24 substitute, chain 7 is substituted by lever 25, the front end of lever 25 is installed on the axle of bent axle 24, bent axle 24 maintenances are connected on the power take-off shaft 19, on the chain stay 15 of back, slide block 29 is set, being fixed on anchor shaft 30 on the lever 25 is placed on to slide and bearing can be set on anchor shaft 30 in slide block 29 grooves and reduces friction drag, the fixing rotating shaft 26 in lever 25 rear ends is placed in the groove of axillare 27 and in rotating shaft 26 or in the groove of axillare 27 plain bearing is set and reduces friction drag, axillare 27 is connected rotation with speed-changing mechanism 8 maintenances on the hind axle 9, and speed-changing mechanism 8 is epicyclic gear transmissiones of 1-10 level, can also be that Harmonic Gears or the transmission of cycloid pin gear (or are used flywheel, fluted disc replaces using).

During use, fixing foot-operated crank 11 and the pedal 12 in foot-operated axis 1 two ends of manpower, pedal wheel 2 drives foot-operated power wheel 5 by chain 5 (or by direct geared) and rotates, this moment, pedal clutch device 34 zonula occludens dynamic crankshafts 24 were made circular movement, lever 25 is that fulcrum reciprocatingly slides in slide block 29 grooves with anchor shaft 30, the fixing rotating shaft 26 in lever 25 rear ends is made circumference simultaneously and is back and forth rotated in the groove of axillare 27, the direction of rotation of axillare 27 and bent axle 24, the speed-changing mechanism 8 that axillare 27 drives on the hind axle 9 rotates (slowing down or speedup), speed-changing mechanism 8 drive hubs rotate, and mid-driving morpet manpower is ridden advance; When motor driver 6 electric, when its power take-off shaft 19 rotated, the output shaft 39 of motor arrangement of clutch 33 closures and motor arrangement of clutch 33 drove bent axles 24 and makes circular movement, realizes the purpose that the lever actuated rear-wheel hub rotates.Its principle of work and using method and advantage and embodiment 1 are identical.

Embodiment 5: be example with the electric assisted bicycle, motor driver is arranged on above the five-way pipe of middle street corner and is illustrated.

As shown in Figure 2: mid-driving morpet, during motor driver 6 is arranged on street corner five-way pipe 31 above, following or the front of street corner five-way pipe 31 in can also being arranged on, motor driver 6 both can be fixed on big five-way pipe 22 the insides, also can remove big five-way pipe 22 and directly be connected with bicycle body vehicle frame maintenance.Its principle of work and using method and advantage and embodiment 1 are identical.

At the mid-driving morpet described in the above embodiment both can be collapsible morpet, power-assisted utensils such as morpet that also can cannot not be folding or boosted tricycle, the reversing gear of manpower or motor driven can also be set on its vehicle, reversing gear particularly is set on speed-changing mechanism 8 uses needs, even adopt double force aid system or the multistage self-shifting motor driver of riding to satisfy; And when the high-power transmission of needs, can the inside of center tap five-way pipe or near 1 motor driver is set at least and drives morpet at the same time or separately and advance, and motor driver can make electrical generator into and use, and realizes artificial assisted pedal stroke electricity generate function; Can also near pedal wheel or foot-operated axis the triboelectricity device be set, the foot-operated generating of manpower is for mid-driving morpet provides auxiliary electricity consumptions such as illumination.

The utility model is not limited to the above-mentioned specific embodiment; so long as the power wheel 4 of foot-operated (or manually) power wheel 5 and motor driven is set on the power take-off shaft 19 of motor driver 6 simultaneously and drives rotation by one-way clutch or two-way clutch device; no matter pedal wheel 2 and foot-operated power wheel 5 or power wheel 4 are direct connection transmissions with speed-changing mechanism 8 on the hind axle 9; still be arranged on the pedal wheel 2 by several intermediate drive wheel transmissions even pedal clutch device 34, and foot-operated inertial booster is set on morpet; human body gravity and mechanical elastic work-saving device or the mid-driving morpet that the magnetic work-saving device is set on motor driver 6 all are considered as belonging to protection domain of the present utility model.In a word, protection domain of the present utility model should comprise those conspicuous to those skilled in the art conversion or substitute and change shape.

Claims

1. mid-driving morpet, it comprises bicycle body, motor driver, electric storage means and circuit controller, on bicycle body center tap five-way pipe (31), be fixedly connected with standpipe (13), following pipe (14), back chain stay (15), foot-operated axis (1) by bearings and suit maintenance in center tap five-way pipe (31), pedal wheel (2) is captiveed joint with an end of foot-operated axis (1), maintenance assisted pedal stroke sensor (23) is being set on the pedal wheel (2) or maintenance speed sensor (32) is being set on foot-operated axis (1), at the arranged outside protective case (3) of pedal wheel (2) and by screw (21) maintenance, two ends at foot-operated axis (1) are fixed with foot-operated crank (11) and pedal (12), on the hind axle (9) of bicycle body, speed-changing mechanism (8) and brake gear are set, the left side of motor driver (6), right end cap is fixed on its shell by screw (20), electric storage means (18) and circuit controller are arranged on the bicycle body surface or standpipe (13), following pipe (14), on the inside or clothes hanger (17) of last pipe (16), it is characterized in that: also comprise maintenance being set at the big five-way pipe (22) between center tap five-way pipe (31) and back chain stay (15) and the maintenance motor driver (6) in five-way pipe (22) greatly, the shell or the left side of motor driver (6), on the endoporus periphery of the circumferential outer surface of right end cap and big five-way pipe (22) 1 adaptive cooresponding positioning key teeth groove (54) is set at least and by screw (55) maintenance, go up maintenance at the power take-off shaft (19) of motor driver (6) and be connected with motor arrangement of clutch (33) and pedal clutch device (34), go up maintenance at the output shaft (39) of motor arrangement of clutch (33) and connect power wheel (4), the power take-off shaft (19) that output shaft (39) is supported on motor driver (6) by bearing (48) is gone up and by jump ring (49) maintenance, go up maintenance at pedal clutch device (34) and connect foot-operated power wheel (5) and fixing by screw (40), motor driver (6) drives power wheel (4) rotation by the output shaft (39) of motor arrangement of clutch (33), and power wheel (4) travels by the mid-driving morpet of speed-changing mechanism (8) driving that chain (7) drives on the hind axle (9); Manpower is by pedal (12), foot-operated crank (11) and foot-operated axis (1) drive pedal wheel (2) and rotate, pedal wheel (2) drives foot-operated power wheel (5) by chain (10) and rotates, foot-operated power wheel (5) drives power wheel (4) by pedal clutch device (34) and rotates, power wheel (4) travels by the mid-driving morpet of speed-changing mechanism (8) driving that chain (7) drives on the hind axle (9), motor arrangement of clutch (33) and pedal clutch device (34) are closed or separates according to different operation conditionss, can with motor driven and manpower synthesizes or respectively the mid-driving morpet of independent drive travel.

2. mid-driving morpet according to claim 1, it is characterized in that: described motor driver (6) is electric motor actuator, fuel oil motor driver or air motor actuator, and described motor driver (6) is the motor that has the motor of variable-speed motor or do not have variable-speed motor; Described variable-speed motor or speed-changing mechanism (8) are straight gear transmission, epicyclic gear transmission, Harmonic Gears or the transmissions of cycloid pin gear of 1-10 level, and type of belt drive at different levels can adopt identical type of belt drive or different combination type of belt drive simultaneously; Motor and variable-speed motor inner chamber in the described motor driver (6) are sealing state, and oil injecting screw hole (52) and oil-draining locknut hole (53) are set respectively on variable-speed motor shell circumference or right end cap, and respectively by screw and pad lock sealing.

3. mid-driving morpet according to claim 1 and 2, it is characterized in that: described motor driver (6) is that the takeoff output spare (19 ') of electronic brushless motor actuator or brush motor actuator and its variable-speed motor is integral with power take-off shaft (19) or split is captiveed joint and is integral, one end of power take-off shaft (19) is supported on the mouth of rotor pinion (35) by bearing (36), power take-off shaft (19) other end is supported on the right end cap of motor driver (6) by bearing (37), between the right end cap of motor driver (6) and bearing (37) sealing member (38) is set.

4. mid-driving morpet according to claim 1 and 2, it is characterized in that: described motor driver (6) setting is fixed in the big five-way pipe (22) or the shell of motor driver (6) replaces using with big five-way pipe (22), described motor driver (6) be provided with maintenance between center tap five-way pipe (31) and back chain stay (15) or be provided with maintenance on center tap five-way pipe (31) or below, the described motor driver (6) or the use of directly captiveing joint with bicycle body.

5. mid-driving morpet according to claim 1 is characterized in that: the rotor pinion (35) of described motor driver (6) be real core semiaxis or make air-cored axis and with the stator of motor driver (6), rotor, variable-speed motor respectively by the bearings maintenance on foot-operated axis (51); The output shaft (39) of described foot-operated axis (51) and motor arrangement of clutch (33) supports the suit maintenance by bearing (43), bearing (45) and is connected, and the different cores connections with the output shaft (39) of power take-off shaft (19) or motor arrangement of clutch (33) of described foot-operated axis (51) are by gear or chain, belt-driving connection.

6. mid-driving morpet according to claim 1, it is characterized in that: described motor arrangement of clutch (33) and pedal clutch device (34) be integral type or make separate assembling and adopt the arrangement of clutch of same form simultaneously or multi-form arrangement of clutch, described motor arrangement of clutch (33) and pedal clutch device (34) are maintenance to be set simultaneously go up or be provided with simultaneously maintenance on the variable-speed motor of motor driver (6) the inside at power take-off shaft (19), described motor arrangement of clutch (33) be provided with separately maintenance on the variable-speed motor of motor driver (6) the inside and pedal clutch device (34) be integral use with foot-operated power wheel (5); Described motor arrangement of clutch (33) and pedal clutch device (34) replace using with ratchet device.

7. mid-driving morpet according to claim 1, it is characterized in that: described pedal wheel (2), power wheel (4) and foot-operated power wheel (5) are that sprocket wheel, belt pulley or gear transmission and its are taken turns the adaptive use of speed-changing mechanism (8) on footpath size and the hind axle (9), and described pedal wheel (2), power wheel (4) or foot-operated power wheel (5) adopt the speed-changing mechanism (8) on transmission gear or axostylus axostyle and the hind axle (9) to be used when being gear; Speed-changing mechanism (8) on described power wheel (4) and the hind axle (9) can also adopt the leverage transmission.

8. mid-driving morpet according to claim 1 and 2 is characterized in that: the left and right end cap of described motor driver (6) is fixed on its shell by screw (20) or the left and right end cap of motor driver (6) is captiveed joint with the body screw thread with shell; The right end cap and the shell of the left end cap of described motor driver (6) and shell or motor driver (6) are integral use.

9. mid-driving morpet according to claim 1, it is characterized in that: described assisted pedal stroke sensor (23) maintenance pedal wheel (2), foot-operated power wheel (5) goes up or hind axle (9), center tap five-way pipe (31) in, described speed sensor (32) maintenance goes up at foot-operated axis (1), on the hind axle (9) or be arranged on the inside or front wheel spindle of motor driver (6) shell; Described assisted pedal stroke sensor (23) or speed sensor (32) are electromagnetic sensor, torque sensor or opto-electronic pickup.

10. mid-driving morpet according to claim 1 is characterized in that: the inside or outside that described circuit controller is arranged on motor driver (6) shell are integral, and pass at its pilot sealing arrangement is set in the hole.