CN212556653U

CN212556653U - Electric power assisting device for bicycle

Info

Publication number: CN212556653U
Application number: CN201922438431.7U
Authority: CN
Inventors: 王自特
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2021-02-19
Anticipated expiration: 2029-12-30

Abstract

The utility model provides an electronic booster unit of bicycle, includes bicycle body, helping hand wheel support, helping hand wheel, controller and power, the helping hand wheel is installed on helping hand wheel support, helping hand wheel support articulates the afterbody at the bicycle body, can make the helping hand wheel unsettled or laminate with ground through swing helping hand wheel support, controller and power are fixed on the bicycle body, the wheel embeds there is wheel hub motor helping hand, pass through wire connection of electric lines between controller, power and the wheel hub motor. The device can be directly refitted on ordinary bicycle, realizes the function of electronic helping hand, has the repacking simple, laborsaving convenient, characteristics with low costs.

Description

Electric power assisting device for bicycle

Technical Field

The utility model relates to a bicycle field, concretely relates to electronic booster unit of bicycle.

Background

The bicycle is comparatively general vehicle in the life, compares with the electric motor car, has the speed low, and the braking is good, and the security is high, small and exquisite light characteristics, is applicable to short distance transportation. At present, the coverage of shared bicycles and public bicycles which are raised in China is gradually enlarged and becomes an important transportation tool for people to go out, however, the shared bicycles or the public bicycles can cause a large amount of physical consumption when being ridden or ridden in a long distance and the like when meeting an uphill slope, and the like, which undoubtedly brings certain inconvenience to users. If a public bicycle is directly replaced by an electric bicycle, the cost of the public bicycle is multiple times that of the common bicycle, and the production cost and the maintenance cost are increased.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve above-mentioned technical problem, provide an electronic booster unit of bicycle, the device can directly change the dress on ordinary bicycle, realizes the function of electronic helping hand, and it is simple to have the repacking, and is laborsaving convenient, characteristics with low costs.

In order to realize the utility model discloses an aim, the technical scheme who adopts is: the utility model provides an electronic booster unit of bicycle, includes the bicycle body, still includes helping hand wheel support, helping hand wheel, controller and power, the helping hand wheel is installed on helping hand wheel support, helping hand wheel support articulates the afterbody at the bicycle body, can make the helping hand wheel unsettled or laminate with ground through swing helping hand wheel support, controller and power are fixed on the bicycle body, the wheel embeds there is the in-wheel motor helping hand, pass through wire connection of electric lines between controller, power and the in-wheel motor.

As a further improvement, the utility model also comprises a locking piece, the locking piece is arranged on the tail part of the bicycle body and the power-assisted wheel bracket, and is used for locking the position of the power-assisted wheel bracket.

As a further improvement, the locking part includes the hasp and detains the head with hasp matched with, the afterbody at the bicycle body is fixed to the hasp, the hasp is fixed on helping hand wheel support, when helping hand wheel and ground laminating, makes helping hand wheel support rigidity through hasp and knot head.

As a further improvement of the present invention, the power supply is a battery, the bicycle body includes a rear seat, and the battery is fixed on the rear seat of the bicycle body.

As a further improvement of the present invention, the controller is a control rotating handle, the bicycle body includes a handlebar, and the control rotating handle is disposed at the handlebar of the bicycle body.

As a further improvement of the utility model, the bicycle body afterbody is fixed with linking bridge, helping hand wheel support passes through the bolt and articulates on the linking bridge of bicycle body afterbody.

As a further improvement, the power-assisted wheel support includes head rod and second connecting rod, head rod and second connecting rod can be articulated together with small amplitude rotation, are the V-arrangement structure, are connected with damping spring between the two, the linking bridge and the head rod of bicycle body afterbody are articulated, the power-assisted wheel is installed on the second connecting rod.

The utility model has the advantages that: the device can reequip at ordinary bicycle, makes ordinary bicycle possess electric bicycle's helping hand function. The power-assisted wheel support is hinged to the tail of the bicycle body, can swing through external force, and when the bicycle runs for a long distance or runs on an uphill slope and the like, the power-assisted wheel support is swung to enable the power-assisted wheels to be attached to the ground, and then the device is started through the controller to enable the power-assisted wheels to rotate to power-assist the bicycle, so that a labor-saving effect is achieved, and great convenience is provided for a rider; when the device is not needed, the support of the power-assisted wheel is swung to enable the power-assisted wheel to be suspended. The device has the advantages of simple structure, no need of changing the bicycle on a large scale, simple and convenient modification, suitability for any common bicycle, low modification and later maintenance cost, and great market prospect and economic benefit for the shared bicycle or the public bicycle.

Drawings

FIG. 1 is a schematic structural view of the present invention;

description of the labeling: the bicycle comprises a bicycle body, 11-connecting supports, 12-backseat, 13-handlebar, 2-assisting wheel supports, 21-first connecting rods, 22-second connecting rods, 23-damping springs, 3-assisting wheels, 31-hub motors, 4-controllers, 5-power supplies, 6-locking pieces, 61-hasps and 62-buckles.

Detailed Description

As shown in fig. 1, an electric power assisting device for a bicycle comprises a bicycle body 1, a power assisting wheel bracket 2, a power assisting wheel 3, a controller 4, a power supply 5 and a locking piece 6. Helping hand wheel support 2 includes head rod 21 and second connecting rod 22, head rod 21 and second connecting rod 22 can be articulated together with small amplitude rotation, be the V-arrangement structure, be connected with damping spring 23 between the two, helping hand wheel 3 is installed on second connecting rod 22's end, 1 afterbody welding of bicycle body has linking bridge 11, the head end of head rod 21 passes through the bolt and articulates on linking bridge 11 of 1 afterbody of bicycle body, can make helping hand wheel 3 unsettled or laminate with ground through swing helping hand wheel support 2, and simultaneously, setting through damping spring 23 makes helping hand wheel support 2 have certain shock attenuation effect. The locking part 6 comprises a hasp 61 and a button head 62 matched with the hasp 61, the hasp 61 is fixed on the connecting support 11 at the tail part of the bicycle body 1, the button head 62 is fixed on the power assisting wheel support 2, and when the power assisting wheel 3 is attached to the ground, the position of the power assisting wheel support 2 is fixed through the hasp 61 and the button head 62. The power supply 5 is a battery and is fixed to the rear seat 12 of the bicycle body 1. The controller 4 is a control handle, and is provided at a handle bar 13 of the bicycle body 1. The assisting wheel 3 is internally provided with a wheel hub motor 31. The power supply 5, the controller 4 and the hub motor 31 are connected through wires and wires, and the hub motor 31 is driven to rotate through the controller 4. In the use process, swing helping hand wheel support 2 and make helping hand wheel 3 and ground laminating, through hasp 61 locking helping hand wheel support 2, then start through controller 4 the device makes helping hand wheel 3 rotate in order to carry out the helping hand to ride to the bicycle. When not in use at ordinary times, the support 2 of the booster wheel is swung to suspend the booster wheel 3.

The above-mentioned embodiments are only used to conveniently illustrate the present invention, and are not to the limit of the present invention in any form, and any person who knows commonly in the technical field has, if not in the scope of the technical features of the present invention, utilize the present invention to make the equivalent embodiment of local change or modification, and not to break away from the technical features of the present invention, and all still belong to the technical features of the present invention.

Claims

1. The utility model provides a bicycle electric power assisting device, includes the bicycle body, its characterized in that: still include helping hand wheel support, helping hand wheel, controller and power, the helping hand wheel is installed on helping hand wheel support, the wheel support that helps hand articulates the afterbody at the bicycle body, can make the wheel that helps hand unsettled or laminate with ground through swing helping hand wheel support, controller and power are fixed on the bicycle body, the wheel that helps hand embeds there is the in-wheel motor, pass through wire connection of electric lines between controller, power and the in-wheel motor.

2. An electric power assist device for bicycle as defined in claim 1, wherein: the bicycle is characterized by further comprising a locking piece, wherein the locking piece is arranged on the tail of the bicycle body and the moped wheel bracket and used for locking the position of the moped wheel bracket.

3. An electric power assist device for bicycle as defined in claim 2, wherein: the locking part comprises a hasp and a buckle head matched with the hasp, the hasp is fixed at the tail of the bicycle body, the hasp is fixed on the assisting wheel support, and when the assisting wheel is attached to the ground, the assisting wheel support is fixed through the hasp and the buckle head.

4. An electric power assist device for bicycle as defined in claim 1, wherein: the power is the battery, the bicycle body includes the back seat, the battery is fixed on the back seat of bicycle body.

5. An electric power assist device for bicycle as defined in claim 1, wherein: the controller is the control handle that changes, the bicycle body includes the handlebar, the control is changeed handlebar setting and is located the handlebar department of bicycle body.

6. An electric power assist device for bicycle as defined in claim 1, wherein: the bicycle is characterized in that a connecting support is fixed at the tail of the bicycle body, and the power assisting wheel support is hinged to the connecting support at the tail of the bicycle body through a bolt.

7. An electric power assist device for bicycle as defined in claim 6, wherein: the moped wheel support comprises a first connecting rod and a second connecting rod, the first connecting rod and the second connecting rod are hinged together in a small-amplitude rotating mode and are of a V-shaped structure, a damping spring is connected between the first connecting rod and the second connecting rod, the connecting support at the tail of the bicycle body is hinged to the first connecting rod, and the moped wheel is installed on the second connecting rod.