CN201587511U

CN201587511U - Bicycle assisting-power driving device

Info

Publication number: CN201587511U
Application number: CN2010200012294U
Authority: CN
Inventors: 李志行
Original assignee: WANXIAN INDUSTRIAL Co Ltd
Current assignee: WANXIAN INDUSTRIAL Co Ltd
Priority date: 2010-01-15
Filing date: 2010-01-15
Publication date: 2010-09-22
Anticipated expiration: 2020-01-15

Abstract

The utility model relates to a bicycle assisting-power driving device which mainly comprises an assisting-power driving device, a rechargeable battery and a speed regulator, wherein the assisting-power driving device is combined with a motor bracket and a fixed bracket through a rotation arm, the fixed bracket is provided with a clamping mouth, and a fixed pin and a rotation handle are arranged at the end of the clamping mouth; the rotation arm is combined with the motor bracket and sleeved and combined with an adjusting nut, a positioning nut and a spring, and a motor is mounted below the motor bracket; both the rechargeable battery and the speed regulator are electrically connected with the motor; and the rotation arm and the fixed bracket are combined and connected with each other through a separation structure and can be lifted and adjusted at proper angle. The device utilizes the rechargeable battery to drive an outer rotor motor capable of being propped on a rear wheel tire of a bicycle, and then the outer rotor motor can drive the bicycle to rotate through friction force, so that the assisting-power driving for a user to ride the bicycle is provided. Therefore, the bicycle assisting-power driving device is suitable for office workers, patrol persons and the like to use.

Description

The bicycle assistant force drive device

Technical field

The utility model relates to a kind of bicycle structure, a kind of especially actuating device of morpet, the user is capable of automatic assembling, relying on rechargeable battery to drive can be to pulling at the external-rotor motor of bicycle rear tire, utilize friction force to rotate bicycle, to provide user's power-assisted by bike to drive, be applicable to family on and off duty, patrol and guard personnel ... etc.

Background technology

Because appearing in one's mind of the surging and energy shock of environmental consciousness done various activity by bike, as on and off duty, go to school and leave school .. such as the member alertly patrols and guards, outdoor activity, be one of behavior of implementing at present carbon reduction.Moreover, use public transportation vehicle for advocating, can cooperate and carry the Folding Bicycle use, to solve the distance that comes and goes between station and destination.Just commercially available bicycle has all multi-functional at present, as the Folding Bicycle that is easy to carry about with one, can produce the bicycle of the energy, or provide power-assisted bicycle, too numerous to enumerate really more than the function, the wherein relevant power-assisted bicycle driven that provides, purpose is to alleviate user's physical load, is the bicycle that has usability at present; Yet, following shortcoming is arranged in existing product, as follows:

One, the user can't assemble (DIY) voluntarily.

Two, stretcher can and then rotate during revolution, increases the danger of using.

Three, the transmission of mechanical gear chain easily produces noise.

Because the shortcoming of aforementioned existing bicycle assistant force drive device, utility model designer studies utility model according to shortcoming, is motivation of the present utility model and purpose.

Summary of the invention

Main purpose of the present utility model is to make bicycle assistant force drive device (DIY) capable of automatic assembling, and volume is little, in light weight and can be convenient to cooperate public transportation vehicle to use, and is applicable to that working clan, member police, the personnel that patrol and guard use.

Secondary objective of the present utility model is the notion in conjunction with motor and battery, makes and is applicable to short distance, use the region among a small circle, to meet the demand that environmental protection and energy saving now subtract carbon notion and suitably body-building, motion.

For achieving the above object, the technical solution adopted in the utility model is:

A kind of bicycle assistant force drive device is characterized in that: mainly include an assistant force drive device, a rechargeable battery and a governor;

Wherein, described assistant force drive device relies on a swivel arm to make up a motor bracket and a fixed mount, and described fixed mount is provided with the folder mouth, and the end place of described folder mouth is provided with a set pin and turning handle;

Such rotation arm and the combination of aforementioned motor bracket, cover group have a setting nut, a location nut and a spring, and are equiped with a motor under the described motor bracket; Described rechargeable battery all is electrically connected with this motor with governor;

Such rotation arm and aforementioned fixation frame are to rely on the winding of clutch structure, can do suitable angle lift adjustment.

Wherein: described clutch structure, be that described swivel arm and described fixed mount are being connect a side at group place, relying on a movable rotation-shaft is the axle center, opposite side then relies on a square shaft to fix a gear on fixed mount, and on swivel arm, be equiped with two springs, the cam both sides of shipping and reselling on another market and be provided with the clutch handle in each contact one location.

Compared with prior art, adopt the advantage that the utlity model has of technique scheme to be: the utility model can provide the working clan, patrols and guards personnel's short range, use in the zone among a small circle.And do not using under the situation of the present utility model, the user only need adjust the rising of such rotation arm and drive external-rotor motor, can break away from supporting of bicycle rear pulled, and advances in order to the foot-operated bicycle that drives of user.

Description of drawings

Fig. 1 is the scheme drawing of the utility model device at bicycle;

Fig. 2 is the partial enlarged drawing of Fig. 1;

Fig. 3 is an organigram of the present utility model;

Fig. 4 is the top view of Fig. 3;

Fig. 5 is the lateral plan of Fig. 3;

Fig. 6 is a clutch organigram of the present utility model;

Fig. 7 is the partial enlarged drawing of Fig. 6;

Fig. 8 A and Fig. 8 B are the instruction diagrams of swivel arm lifting clutch constructor of the present utility model;

Fig. 9 A, Fig. 9 B are that scheme drawing is rotated in swivel arm lifting of the present utility model.

Description of reference numerals: 10 bicycles; 11 supports; 20 assistant force drive device; 21 fixed mounts; 211 folder mouths; 22 set pins; 221 turning handles; 23 gears; 231 square shafts; 24 clutch handles; 25 motor brackets; 26 setting nuts; 261 setscrew nuts; 27 swivel arms; 271 cams; Ship and resell on another market in 272 location; 273 springs; 28 springs; 29 motors; 30 rechargeable batteries; 31 buckles; 32 clamping banies; 33 power leads; 40 governors.

The specific embodiment

For making your juror understand the purpose of this utility model, feature and effect, rely on following specific embodiment now, and cooperate appended graphicly, the utility model is described in detail, be described as follows:

Seeing also Fig. 1 and Fig. 2, is respectively scheme drawing and the partial enlarged drawing of the utility model device at bicycle.As shown in the figure: the utility model mainly is to include an assistant force drive device 20, a rechargeable battery 30 and a governor 40.Wherein, described assistant force drive device 20 is installed in the seat cushion group end of bicycle 10 A-frames 11, and described rechargeable battery 30 then relies on buckle 31 and clamping band 32, is assembled on the expansion link of seat cushion below.In addition, aforesaid governor 40 is assembled on the handle-bar of bicycle 10.

See also Fig. 3～Fig. 5, be structure of the present utility model, on look and lateral plan.As shown in the figure: described assistant force drive device 20 mainly is to rely on a swivel arm 27, makes up the structure of a motor bracket 25 and a fixed mount 21.

Wherein, described fixed mount 21 is formed mobilizable folder mouth 211 by two jig arm, and described folder mouth 211 relies on set pin 22 and turning handle 221 to be adjusted at two jig arm end places, clipped object (support 11 of bicycle 10) can be clamped or get loose.

Aforementioned described swivel arm 27 and aforementioned motor bracket 25 combinations, the cover group has a setting nut 26 and a spring 28 on the described swivel arm 27 before combination, and the combination back is at aforementioned motor bracket 25 rear portions, and more the cover group has a location nut 261.Aforementioned described motor bracket is equiped with a motor 29 for 25 times, and described motor 29 is external-rotor motors, covers the high rubber wheel skin of friction coefficient outward.Described rechargeable battery 30 all is electrically connected with this motor 29 with governor 40.

Aforementioned assistant force drive device of the present utility model 20, rely on fixed mount 21 clamp fittings on the support 11 of bicycle 10, (please consulting Fig. 1), rely on setting nut 26, setscrew nut 261 and spring 28, can adjust support the pull position of aforesaid external-rotor motor 29 near bicycle 10 trailing wheels.

See also Fig. 6～Fig. 9 B, as shown in the figure:

aforementioned fixation frame

21 and 27 combinations of such rotation arm, it is the clutch structure that to do suitable angle lift adjustment, make motor bracket 25 can drive motor 29 liftings, be used for making motor 29 to break away from or support and pull in conjunction with bicycle rear (as the disengaged position of supporting pull state, Fig. 9 B of Fig. 9 A).

The clutch structure of described lift adjustment, mainly be that swivel arm 27 and fixed mount 21 are being connect a side at group place, relying on a movable rotation-shaft is the axle center, opposite side then relies on a square shaft 231 to fix a gear 23 on fixed mount 21, and on swivel arm 27, being equiped with two springs 273, each contact one location ships and resell on another market 272 in cam 271 both sides (as shown in Figure 7) that are provided with clutch handle 24.

Make when operation swivel arm 27 of the present utility model descends and support detent roller tire (as the state of 8A, 9 figure A) to drive motor 29, need clutch handle 24 is pulled toward the left side, make cam 271 push left positioner 272 pairs of gear 23 blockings of shipping and reselling on another market aside, again swivel arm 27 and motor bracket 25 integral body are pressed down rotation, described motor 29 is descended support the bicycle rear of pulling; Otherwise, clutch handle 24 turned right pull, make cam 271 push right positioner 272 pairs of gear 23 blockings of shipping and reselling on another market aside, again swivel arm 27 and motor bracket 25 are proposed rotation on the whole, described motor 29 is risen and break away from pull (as the state of Fig. 8 B, Fig. 9 B) that support bicycle rear, can produce during operation the location ship and resell on another market 272 with gear 23, " answer " sound at this side collision of non-blocking.

Aforementioned external-rotor motor of the present utility model 29, rely on a power lead 33 (as shown in Figure 5), (this is the available circuit device by the electric power supply of rechargeable battery 30 and the control of control circuit, now do not give unnecessary details), cooperate the governor 40 that is located at bicycle 10 direction handles to adjust again, can rely on external-rotor motor 29 friction-driven bicycles 10 trailing wheels of the present utility model, and power-assisted driving bicycle 10 is advanced.

The utility model can provide the working clan, patrols and guards personnel's short range, use in the zone among a small circle.And do not using under the situation of the present utility model, the user only need adjust 27 risings of such rotation arm and drive external-rotor motor 29, can break away from supporting of bicycle 10 trailing wheels pulled, and advances in order to the foot-operated bicycle 10 that drives of user.

More than explanation is just illustrative for the utility model; and nonrestrictive, those of ordinary skills understand, under the situation of the spirit and scope that do not break away from claim and limited; can make many modifications, variation or equivalence, but all will fall within the protection domain of the present utility model.

Claims

1. a bicycle assistant force drive device is characterized in that: mainly include an assistant force drive device, a rechargeable battery and a governor;

2. bicycle assistant force drive device according to claim 1, it is characterized in that: described clutch structure, be that described swivel arm and described fixed mount are being connect a side at group place, relying on a movable rotation-shaft is the axle center, opposite side then relies on a square shaft to fix a gear on fixed mount, and on swivel arm, be equiped with two springs, the cam both sides of shipping and reselling on another market and be provided with the clutch handle in each contact one location.