CN211167269U

CN211167269U - Double-drive transfer bicycle

Info

Publication number: CN211167269U
Application number: CN201921013582.1U
Authority: CN
Inventors: 赵小颖
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-01
Filing date: 2019-07-01
Publication date: 2020-08-04
Anticipated expiration: 2029-07-01

Abstract

The utility model discloses a double-drive transfer bicycle, which comprises a bicycle body and a front wheel transmission system arranged on the bicycle body, wherein the front wheel transmission system comprises a bearing bracket fixedly arranged on a main handle bracket of the bicycle body, and the bearing bracket is rotationally connected with a rotating force arm through a rotating shaft; one end of the rotating force arm is connected with a power auxiliary handle, and the other end of the rotating force arm is connected with a pull rope; the two ends of the power pair handle are respectively sleeved with a rotary handle sleeve; the bicycle body is provided with a stay cord support frame and a pull-back spring support; one end of the stay cord support frame, which is far away from the front fork frame, is connected with a pulley; one end of the pull-back spring support, which is far away from the front fork frame, is connected with a return spring; a front axle of the bicycle body is sleeved with a flywheel; one end of the pull rope penetrates through the pulley and is connected with a chain, the chain is meshed with the flywheel, and one end of the chain, far away from the pull rope, is connected with a return spring; the front wheel and the rear wheel can contribute to power simultaneously during riding, the physical consumption caused by long-distance riding is reduced, and the effect of exercising limbs can be achieved while the speed of the bicycle is improved.

Description

Double-drive transfer bicycle

Technical Field

The utility model belongs to the technical field of the bicycle, concretely relates to double-drive transfer bicycle.

Background

Bicycles, also known as bicycles or bicycles, are typically two-wheeled small land vehicles. After a person rides the vehicle, the person steps on the pedal as power, and the vehicle is a green and environment-friendly vehicle. The English language bicycle. Where bi means two and cycle means a wheel, i.e. a two-wheeled vehicle, commonly referred to as "bicycle", "bicycle". The bicycle is of various types, including single-person bicycles, double-person bicycles and multi-person bicycles. Can be used as an environment-friendly vehicle for riding instead of walking and going out; more and more people use bicycles as fitness equipment for riding exercise and bicycle travel; the bicycle itself is also a sport event, including road bike racing, mountain bike racing, field bike racing, stunt bike racing, and the like. The basic parts of the bicycle are none of 25 parts such as a frame, tires, pedals, brakes, chains and the like. Wherein the frame is the skeleton of the bicycle, and the weight of people and goods that it bore is the biggest. According to the working characteristics of each part, the parts can be roughly divided into a guide system, a driving system and a braking system: 1. the guide system consists of handlebar, front fork, front shaft, front wheel and other parts. The rider can change the direction of travel and maintain balance of the vehicle body by manipulating the handlebars. 2. The driving (transmission or walking) system is composed of pedal, central axle, chain wheel, crank, chain, flywheel, rear axle and rear wheel. The pedal force of the foot is transmitted by the crank, chain wheel, chain, flywheel, rear axle and other parts, so that the bicycle is made to move forward continuously. 3. The braking system consists of brake parts, and the rider can operate the brake at any time to decelerate and stop the running bicycle and ensure the running safety. In addition, for safety and aesthetic reasons, and from a practical point of view, a lamp, a bracket, a bell, etc. are also assembled. The components are as follows: 1. the bicycle body part comprises a frame, a front fork, a handlebar, a saddle, a front fork assembly and the like, and is the main body of the bicycle. The transmission part comprises pedals, a crank, a chain wheel, a chain, a middle shaft, a flywheel and the like, the pedals are manually stepped, and the transmission parts drive the wheels to rotate so as to drive the vehicle to move forwards. 2. The moving part, namely front and rear wheels, comprises front and rear shaft parts, spokes, rims (rims), tires and the like. 3. The safety device comprises a brake (a brake), a lamp, a bell, a reflecting device and the like. According to the requirement, some accessories, such as a bracket, a clothes rack, a safety fork, a mudguard, an air cylinder and the like can be added. In addition, sports cars, racing cars, mountain bikes, etc. equipped with a speed change mechanism are also equipped with a speed change controller, a front derailleur, a rear derailleur, etc. 4. The hand and foot double-power bicycle is characterized in that a box made of alloy is additionally arranged on a frame of the traditional bicycle, various transmission parts are contained in the box, and the hand and foot double-power bicycle can be driven by hand and foot through the interaction of force, so that the handlebar can be simply pushed and pulled, the bicycle can be driven to move forwards by the handlebar, the labor is saved, and the body can be built.

However, the bicycle can only be powered by two feet in the existing bicycle, two hands can not be exercised, the bicycle is slower in running speed, the bicycle is not beneficial to use of the bicycle, and four limbs can not be exercised simultaneously when the bicycle is ridden for exercising, the exercising effect is poor, and the bicycle is not beneficial to the body building effect.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a two drive transfer bicycles to can only provide power for the bicycle through both feet among the bicycle among the solution prior art, both hands can't be tempered, and can not four limbs obtain the exercise simultaneously when riding the bicycle and taking exercise, take exercise the effect relatively poor, be unfavorable for the problem of body-building effect.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: the double-drive transfer bicycle comprises a bicycle body and a front wheel transmission system arranged on the bicycle body, wherein the front wheel transmission system comprises a bearing frame fixedly arranged on a main handle bracket of the bicycle body, and the bearing frame is rotatably connected with a rotating force arm through a rotating shaft; one end of the rotating force arm is connected with a power auxiliary handle, and the other end of the rotating force arm is connected with a pull rope; the two ends of the power auxiliary handle are respectively sleeved with a rotary handle sleeve; the bicycle body is provided with a stay cord support frame and a pull-back spring support; one end of the pull rope support frame, which is far away from the front fork frame, is connected with a pulley; one end of the pull-back spring support, which is far away from the front fork frame, is connected with a return spring; a flywheel is sleeved on a front axle of the bicycle body; one end of the pull rope penetrates through the pulley and is connected with a chain, the chain is meshed with the flywheel and the end, far away from the pull rope, of the chain is connected with the reset spring.

Further, the bearing bracket is arranged at the middle position of the top end of the main handle bracket of the bicycle body.

Furthermore, the rotating force arm comprises two levers which are connected end to end; the joint of the two levers is rotationally connected with the rotating shaft, the free end of one lever is connected with the power auxiliary handle, and the free end of the other lever is connected with the pull rope.

Furthermore, the two levers form an included angle of 30-60 degrees.

Furthermore, the joint of the two levers is integrally formed.

Furthermore, the pull rope is a steel wire pull rope.

Furthermore, the pull rope support frame and the pull-back spring support are arranged on one side, close to the front wheel, of the front fork frame of the bicycle body from top to bottom.

Furthermore, the rotary handle sleeve is rotatably sleeved with the power pair handle.

Further, the power sub-handle and the main handle of the bicycle body are parallel to each other.

Furthermore, the middle position of a main handle support of the bicycle body is provided with a mounting groove for mounting the bearing frame.

The utility model has the advantages of as follows: the power auxiliary handle is pulled backwards during riding through the power auxiliary handle additionally arranged on the bicycle, and the front wheel of the bicycle is driven to participate in power output through the chain and the front wheel transmission flywheel. The front wheel and the rear wheel can simultaneously contribute to power during riding, the physical strength consumption caused by long-distance riding is reduced particularly during long-distance riding, the bicycle speed is improved, and the effect of exercising four limbs can be achieved; and adopt the formula pulling to provide front wheel power, this design has fine stability in riding.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic view of a front wheel transmission system mounting structure of a dual-drive transfer bicycle provided by an embodiment of the present invention;

fig. 2 is a schematic top view of a front wheel transmission system of a dual-drive transfer bicycle according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a main handle frame of a bicycle body of a dual-drive bicycle according to an embodiment of the present invention.

In the figure: the device comprises a bearing frame 1, a rotating shaft 7, a rotating arm 2, a power pair handle 6, a pull rope 8, a pull rope support frame 3, a pull-back spring support frame 5, a pulley 4, a return spring 9, a flywheel 10, a chain 11 and a rotating handle sleeve 12.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings and detailed description, but those skilled in the art will understand that the following described embodiments are some, not all, of the embodiments of the present invention, and are only used for illustrating the present invention, and should not be construed as limiting the scope of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

The double-drive transfer bicycle provided by the embodiment 1 of the utility model is shown in fig. 1 and fig. 2, and comprises a bicycle body and a front wheel transmission system arranged on the bicycle body, wherein the front wheel transmission system comprises a bearing frame 1 fixedly arranged on a main handle bracket of the bicycle body, and the bearing frame 1 is rotatably connected with a rotary force arm 2 through a rotating shaft 7; one end of the rotating force arm 2 is connected with a power auxiliary handle 6, and the other end is connected with a pull rope 8; the bicycle body is provided with a stay cord support frame 3 and a pull-back spring support frame 5; one end of the pull rope support frame 3 far away from the front fork frame is connected with a pulley 4; one end of the pull-back spring bracket 5, which is far away from the front fork frame, is connected with a return spring 9; a front axle of the bicycle body is sleeved with a flywheel 10; one end of the pull rope 8 penetrates through the pulley 4 and is connected with a chain 11, the chain 11 is meshed with the flywheel, and one end, far away from the pull rope 8, of the chain 11 is connected with the return spring 9.

When the bicycle is used, the power auxiliary handle is pulled backwards during riding through the power auxiliary handle additionally arranged on the bicycle, so that the pull rope is pulled, the pull chain is stretched, the flywheel is driven to rotate through the pull chain, and the front wheel of the bicycle is driven to participate in power output; due to the existence of the return spring, the power pair handle can be restored to the original position under the action of the elastic force of the spring after being pulled. The front wheel and the rear wheel can simultaneously contribute to power during riding, the physical strength consumption caused by long-distance riding is reduced particularly during long-distance riding, and the effect of exercising four limbs can be achieved while the speed of the bicycle is improved.

It should be noted that the rope support 3 and the pullback spring support 5 are disposed from top to bottom on the side of the front fork of the bicycle body near the front wheel. The bearing bracket 1 is arranged at the middle position of the top end of a main handle bracket of a bicycle body. The power sub-handlebar 6 and the main handlebar of the bicycle body are parallel to each other. The whole body is balanced and is convenient to control.

Example 2

The double-drive transfer bicycle provided by the embodiment 2 of the utility model is basically the same as the double-drive transfer bicycle provided by the embodiment 1, please continue to refer to fig. 1, preferably, the rotating force arm 2 comprises two levers which are connected end to end; the junction of two levers is connected with pivot 7 rotation, and the power auxiliary handle 6 is connected to the free end of a lever, and the stay cord 8 is connected to the free end of another lever, and what this embodiment adopted is that two levers are 45 degrees contained angles.

The power pair handle is positioned at the top end of the rotating force arm, the rotating shaft is used as a fulcrum during rotation, and the pull rope at the other end of the rotating force arm is conveniently pulled by the power pair handle; when the bicycle is used, the rotating force arm is rotated by a certain angle through the auxiliary power handle additionally arranged on the bicycle, so that the pull rope is pulled, the pull chain is stretched, the pull chain drives the flywheel to rotate, and the front wheel of the bicycle is driven to participate in power output.

Preferably, the joint of the two levers is integrally formed, so that the firmness is enhanced.

Example 3

The embodiment 3 of the utility model provides a two drive transfer bicycles is the same basically with embodiment 2, and is preferred, and stay cord 8 adopts the steel wire stay cord, and is lasting, durable.

Example 4

The double-drive transfer bicycle provided by the embodiment 4 of the utility model is basically the same as the embodiment 3, preferably, please refer to fig. 2, the two ends of the power pair handlebar 6 are respectively sleeved with the rotary handlebar sleeve 12, so as to improve the comfort of use; the rotary handle sleeve is rotatably sleeved with the power auxiliary handle; the auxiliary handle is pulled in an arc shape, the rotary handle rotates when the auxiliary handle is pulled by hand, and the sleeve is matched with the micro-rotation when the auxiliary handle rotates in an arc motion, so that the power auxiliary handle is conveniently pulled.

Example 5

The embodiment 5 of the present invention provides a double-drive transfer bicycle which is substantially the same as that of the embodiment 4, preferably, as shown in fig. 3, a mounting groove for mounting the bearing frame 1 is provided at the middle position of the main handle bracket of the bicycle body.

The bearing bracket fixing clamp is fixed in the mounting groove through bolts or welding, so that the whole volume is reduced, and the bicycle is convenient to use.

Example 6

The embodiment 5 of the utility model provides a two driving transfer bicycles is the same basically with embodiment 4, and is preferred, and hyperbolic transfer bicycle mainly used body-building bicycle uses, improves four limbs motion, reinforcing body-building effect.

The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.

Claims

1. The double-drive transfer bicycle comprises a bicycle body and a front wheel transmission system arranged on the bicycle body, and is characterized in that the front wheel transmission system comprises a bearing frame fixedly arranged on a main handle bracket of the bicycle body, and the bearing frame is rotationally connected with a rotating force arm through a rotating shaft; one end of the rotating force arm is connected with a power auxiliary handle, and the other end of the rotating force arm is connected with a pull rope; the two ends of the power auxiliary handle are respectively sleeved with a rotary handle sleeve;

the bicycle body is provided with a stay cord support frame and a pull-back spring support; one end of the pull rope support frame, which is far away from the front fork frame, is connected with a pulley; one end of the pull-back spring support, which is far away from the front fork frame, is connected with a return spring;

a flywheel is sleeved on a front axle of the bicycle body; one end of the pull rope penetrates through the pulley and is connected with a chain, the chain is meshed with the flywheel and the end, far away from the pull rope, of the chain is connected with the reset spring.

2. A dual drive transfer bicycle of claim 1, wherein the bearing bracket is mounted at a top center position of a main handle bracket of the bicycle body.

3. A double drive transfer bicycle according to claim 1, wherein the rotation arm comprises two levers connected end to end; the joint of the two levers is rotationally connected with the rotating shaft, the free end of one lever is connected with the power auxiliary handle, and the free end of the other lever is connected with the pull rope.

4. A double drive transfer bicycle according to claim 3, wherein the two levers are angled at 30-60 degrees.

5. A dual drive transfer bicycle according to claim 4, wherein the junction of the two levers is integrally formed.

6. The dual drive transfer bicycle of claim 1, wherein the pull rope is a steel wire pull rope.

7. The dual drive transfer bicycle of claim 1, wherein the pull cord support bracket and the pullback spring bracket are disposed from top to bottom on a side of the front fork of the bicycle body near the front wheel.

8. A dual drive transfer bicycle of claim 1 wherein said rotary handlebar grip is rotatably journaled to said power sub-handlebar.

9. A dual drive transfer bicycle of claim 1, wherein the power sub-handlebar and the main handlebar of the bicycle body are parallel to each other.

10. A double drive transfer bicycle according to claim 1, wherein a mounting groove for mounting said bearing bracket is provided at a central position of a main handle bracket of said bicycle body.