CN2108687U

CN2108687U - Auxiliary electric driving apparatus and clutch controller for bicycle

Info

Publication number: CN2108687U
Application number: CN91222750U
Authority: CN
Inventors: 陈坚
Original assignee: Individual
Current assignee: Individual
Priority date: 1991-12-25
Filing date: 1991-12-25
Publication date: 1992-07-01

Abstract

The utility model which relates to an auxiliary electric driving apparatus and a clutch controller for a bicycle adopts the friction drive, comprising a friction wheel, an electric motor and storage batteries. The utility model is characterized in that the gearing and a movable support are arranged between the friction wheel and the electric motor, the friction wheel is fixed on one end of the movable support, and the other end of the movable support is fixed on the body of the bicycle or and accessory; the position of the electric motor can be chosen, the electric motor can not be exposed to the outside, and the entirety of the bicycle is shapely; besides, the electric motor can be prevented from the collision and the damage. The utility model has the advantages that the original body of the bicycle is not needed to be changed by the installation of the auxiliary electric driving apparatus and the clutch controller for the bicycle; the clutch comprises a cover, a movable plate and a fixed plate.

Description

Auxiliary electric driving apparatus and clutch controller for bicycle

The utility model belongs to the auxiliary drive of vehicle.

Bicycle electric power assisting device is that bicycle drives a kind of device that changes mechanical assistance into by manpower, and according to the difference of actuating device type of drive, it is several to be divided into chain-driving, gear transmission, frictional transmission etc.With regard to frictional transmission, to announce CN87209310u with the immediate Chinese utility model patent of the utility model is example, it adopts friction wheel to drive, electrical motor is fixed on bicycle insurance with hinge and sticks, the mode that electrical motor is coaxial with friction wheel, therefore, the position of electrical motor has only one, be that side is suspended on the wheel, the bicycle of this device is installed is loaded onto fork guard, and the mudwing of Regular Bicycle all hinders this Unit Installation, must be blocked or do in addition other and handle, and the bicycle of installing behind this device can't be installed preceding bicycle basket again.

The purpose of this utility model is not change the former car body any part of bicycle, do not influence under the prerequisite of bicycle basket installation, a kind of various model bicycles that are applicable to are provided, and can select the bicycle electric power assisting device and the clutch controller that is used for this device of motor position as required.

Bicycle electric power assisting device of the present utility model adopts the friction driving way that engages the wheel tyre surface, comprise friction wheel 3, electrical motor 5, storage battery 10, device for exerting 7, arrangement of clutch 8,9 and to controller for electric consumption 11 etc.,

driving device

4a, 4b and travel(l)ing rest 1 are arranged between friction wheel 3 and electrical motor 5, friction wheel 3 is installed in an end of travel(l)ing rest 1 by friction wheel axle 2, the other end of travel(l)ing rest 1 is fixed on voluntarily on car body or the annex, and travel(l)ing rest 1 can rotate around fixed end.

Owing between friction wheel and electrical motor, adopted driving device and travel(l)ing rest, friction wheel and electrical motor are separated, the position of electrical motor no longer is subjected to the restriction of friction wheel, but selects suitable position according to the type of drive of driving device and the kind of electrical motor, lays neatly.When being installed in the bicycle basket 12 such as electrical motor 5, both can make it not expose, overall appearance can prevent that again bicycle from damaging motor when colliding or falling down.The use of travel(l)ing rest also makes whole Unit Installation can change former car body, does not influence the installation bicycle basket.

The utility model clutch controller 9 shown in Fig. 5,6,7 is made up of lid 14, portable plate 15, adapter plate 16.Portable plate 15 is used for affecting brake cable fixed thereon 8, operation handlebar 17, spring leaf 18 and pin 19 is housed on the portable plate 15, have supply and marketing 19 a unidirectional on-cycle groove 20 on the adapter plate 16, after the three is assembled together, in pin on the portable plate 15 19 groove 20 that are inserted on the adapter plate 16, pin 19 can only contract thereby make brake cable 8 stretch one with operation handlebar 17 1 according to direction of arrow circulating motion.

Fig. 1 is the integral installation distribution structure scheme drawing of a kind of embodiment of the utility model bicycle electric power assisting device.

Fig. 2,9,11,13,15 is among the various embodiment, the assembling scheme drawing of friction wheel, electrical motor and driving device and travel(l)ing rest.

Fig. 3,4 is the shape scheme drawing of two kinds of travel(l)ing rests.

Fig. 8,10,12,14 is the scheme drawing after the drive part assembling among the other two kinds of embodiment of the utility model bicycle electric power assisting device.

Fig. 5,6,7 is the structural representation and the detail drawing of the utility model clutch controller.

Various embodiment below in conjunction with description of drawings the utility model bicycle electric power assisting device.

Embodiment one, referring to Fig. 1,2.Travel(l)ing rest 1 is middle two poles that cross bar is arranged, one end of travel(l)ing rest 1 is equipped with friction wheel axle 2, drive pulley or sprocket wheel 4b that friction wheel 3 and driving device are used are housed on the friction wheel axle 2, the other end of travel(l)ing rest 1 is fixed on the electrical motor 5, and can rotate around motor shaft 5a, motor shaft 5a is parallel with friction wheel axle 2, distance of shaft centers is fixed, drive pulley or sprocket wheel 4a are housed on the motor shaft 5a, and link to each other with drive pulley or sprocket wheel 4b on the friction wheel axle 2 with driving band or chain 6, the brake cable 8 of device for exerting extension spring 7 and arrangement of clutch is housed between travel(l)ing rest 1 and the electrical motor 5, the other end of brake cable 8 is connected on the clutch controller 9, electrical motor 5 is fixed on 12 li of bicycle baskets, and travel(l)ing rest 1 stretches out from the front lower place of bicycle basket.

Said apparatus such as Fig. 1 are installed on the bicycle, the friction wheel 3 of travel(l)ing rest 1 movable end is exerted pressure by device for exerting 7 and is pressed to wheel, the clutch of arrangement of clutch 8,9 control friction wheels and wheel, electrical motor 5 is made power supply by Vehicular accumulator cell 10, and by controlling for controller for electric consumption 11.

Storage battery 10 can be selected model, number as required, and it both can be positioned on shelf both sides, back or the back shelf, also can be positioned in the bicycle basket or on the car beam, 10a exports electric power with lead.

Can only use switch for controller for electric consumption 11, also available speed regulation device also can increase overvoltage or overcurrent protective device and protect electrical motor 5 and storage battery 10, and this device can be fixed on handlebar or the vehicle frame.

Travel(l)ing rest 1 also can be made the shape shown in Fig. 3,4, and promptly cross bar two poles or two ends at one end are knee, and the centre is a pole, also can make the shape shown in Fig. 9, i.e. two independent poles.

In addition, also protective cover 21 can be increased on travel(l)ing rest 1 or friction wheel axle 2, as shown in Figure 1.

The drive part of the utility model bicycle electric power assisting device except that foregoing embodiment, also has other several.

Embodiment two is referring to Fig. 8,9,10,11.Travel(l)ing rest 1 is fixed on the front vehicle fork with articulated form, the brake cable 8 that " V " shape spring 7 that device for exerting uses and arrangement of clutch are used all is housed between every pole of travel(l)ing rest 1 and the front vehicle fork, two brake cables are merged into one back and insert clutch controller 9, electrical motor 5 is installed on the pole of travel(l)ing rest 1, motor shaft 5a is parallel or vertical with friction wheel axle 2, adopt strap drive or chain-driving shown in Fig. 8,9 when parallel between electrical motor 5 and the friction wheel 3, come transmission with gear 4a, the 4b shown in Figure 10,11 when vertical.

Embodiment three is referring to Figure 12,13,14,15.Two poles of travel(l)ing rest 1 can be separately fixed on electrical motor 5 and the fixed support 13 with articulated form, also can all be fixed on the fixed support 13, between every pole and the fixed support 13 spring 7 and brake cable 8 are housed all, electrical motor 5 is installed on the fixed support 13, and fixed support 13 is an additional body beyond the car body.

Claims

1, a kind of electric power assisting device that is installed on the bicycle, adopt the type of drive of frictional transmission, comprise that friction wheel 3, electrical motor 5, storage battery 10, device for exerting 7, arrangement of clutch 8,9 reach to controller for electric consumption 11, it is characterized in that driving device 4a, 4b and travel(l)ing rest 1 are arranged between friction wheel 3 and electrical motor 5, friction wheel 3 is by friction wheel axle 2, be installed in an end of travel(l)ing rest 1, the other end of travel(l)ing rest 1 is fixed on voluntarily on car body or the annex, and travel(l)ing rest 1 can rotate around fixed end.

2, according to the bicycle electric power assisting device of claim 1, it is characterized in that travel(l)ing rest 1 can be: be related two poles of bar of a, centre; B, two ends are knee, and the centre is a pole; C, two independent poles.

3,, it is characterized in that the fixed end of travel(l)ing rest 1 can be fixed on: on a, the electrical motor 5 according to the bicycle electric power assisting device of claim 1; B, car are stuck; On c, the fixed support 13.

4,, it is characterized in that the type of drive of driving device 4a, 4b can be: a, strap drive according to the bicycle electric power assisting device of claim 1; B, chain-driving; C, gear transmission.

5,, it is characterized in that electrical motor 5 can be installed in: 12 li of a, bicycle baskets according to the bicycle electric power assisting device of claim 1; On b, the travel(l)ing rest 1; On c, the fixed support 13.

6,, it is characterized in that device for exerting 7 can be installed in: between a, travel(l)ing rest 1 and the electrical motor 5 according to the bicycle electric power assisting device of claim 1; Between b, travel(l)ing rest 1 and the car fork; Between c, travel(l)ing rest 1 and the fixed support 13.

7, according to the bicycle electric power assisting device of claim 1 or 6, it is characterized in that device for exerting 7 can: a, extension spring; B, spring.

8,, it is characterized in that protective cover 21 is arranged on the travel(l)ing rest 1 according to the bicycle electric power assisting device of claim 1.

9, a kind of clutch controller 9 that is used for claim 1 bicycle electric power assisting device, form by lid 14, portable plate 15, adapter plate 16, portable plate 15 is used for affecting brake cable fixed thereon 8, it is characterized in that being equipped with on the portable plate 15 operation handlebar 17, spring leaf 18 and pin head 19 have supply and marketing 19 a unidirectional on-cycle groove 20 on the adapter plate 16.