CN105438349A

CN105438349A - Three-wheel reclining type folding bicycle

Info

Publication number: CN105438349A
Application number: CN201410753770.3A
Authority: CN
Inventors: 杨金
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-12-09
Filing date: 2014-12-09
Publication date: 2016-03-30

Abstract

The invention provides a three-wheel reclining type folding bicycle which is composed of a front wheel part, a driving part, a middle wheel part and a rear wheel part; equilateral movable synchronous connection rods are connected with a front fork control rod and a vertical pipe control rod to realize the purpose of controlling the steering of the front wheel by a handlebar; the front wheel part can be folded to the middle wheel through a handlebar universal joint and a folding shaft; the front wheel is connected with the middle wheel only by a frame; the rear wheel can rotate for 360 degrees upward, downward, leftward and rightward through an elastic expansion rod; when the bicycle turns, the rear wheel also turns, and the rear wheel can realize elastic expansion upward and downward through the elastic expansion rod; the front wheel, the middle wheel and the rear wheel are linearly arranged to run; and a seat cushion and a seat cushion backrest are arranged right above the middle wheel, so that the center of gravity of a cyclist and the total weight of the human body are centralized on the middle wheel. The structure solves the problems of portability, comfort, controllability, large volume and high labor cost of the frame material of the bicycle.

Description

A kind of three-wheel is lain formula folding bicycle

Technical field

Patent of the present invention relates to bicycle art, particularly relates to a kind of three-wheel and to lie formula folding bicycle.

Background technology

Conventional common two-wheeled cycle, all need between two-wheeled one very firm, relative complex steel structure vehicle frame, can waste very much material and artificial like this, cost is also high, and tricycle is all front-wheel and rear left and right two wheel composition, wheel does not have straight line type to arrange, there is floor area wide, lane is not entered, and cannot fold; Existing recumbent bicycle and folding bicycle, the formula of lying is ridden comfortable, is applicable to riding for a long time, reduce cycling motion intensity, folding bicycle, volume is little, be easy to carry, can folding bicycle equally deposited space-saving as a baggage container when such as taking the common public vehicle; The patent No. is 2014103731668, and patent name is: recumbent bicycle, and two included by it, front wheele part, handle turning part, trailing wheel, drive division, seat portion and vehicle frame composition, move certain distance after vertical opposing front wheels level, complete turning function with two universal-joints and drive spindle, the not science of body frame structure for automotive disclosed in this patent, complicated unnecessary and waste material, dumb for vertical adjustment; The bicycle more than introduced, time by bike, gravity center of human body is positioned in the middle of two-wheeled, all need a complexity and firm vehicle frame, the advantages of ordinary bicycle, tricycle, recumbent bicycle, folding bicycle together, resource material and the waste manually and on cost can not be caused.

Summary of the invention

For the deficiency existed in above-mentioned technology, the invention provides a kind of structure simple, ride comfort, the little Portable belt of volume, manipulation flexibly, because front-wheel is wheel flutter, in to take turns be drive wheel, trailing wheel is cardan wheel, three wheels are the arrangements of straight line type, vehicle frame is main only to be fixed by a steel pipe, time by bike, gravity center of human body takes turns in mainly acting on, this three-wheel lie formula folding bicycle folding after the same little with common two-wheeled cycle volume after folding, effectively in conjunction with ordinary bicycle, tricycle, recumbent bicycle, the advantage of folding bicycle, solve the portability of bicycle, traveling comfort, handling, volume is large, the problem that vehicle frame cost high cost is high, reduce resource material and the waste manually and on cost.

The present invention discloses a kind of three-wheel and to lie formula folding bicycle, this bicycle comprise front wheel, front fork, bowl group, front fork control lever, equilateral active synchronization pipe link, shopping basket support, vehicle frame, vertical tube control lever, vertical universal-joint, vertical fixed type bearing, vertical tube beam ring, vertical, vehicle frame vertical set pin, folding shaft, chain drum, foot-operated, chain, middlely to take turns, crank, vertical expansion link, vertical expansion link core, seat cushion, seat cushion adjustment fixed leg, seat back, back regulator, cushion rack, elastic telescopicing rod, expansion link support, trailing wheel; Composition.

Described by equilateral active synchronization pipe link connection front fork control lever and vertical tube control lever, come to control a front-wheel steering vertical, the point of connection of front fork control lever and equilateral active synchronization pipe link and vertical tube control lever is mobilizable; Described handle is vertical can be adjusted to the angle of riding needed for people forward or backward by vertical universal-joint, and described handle founds expansion link by vertical expansion link core, by vertical fixed type bearing and the vertical angle be fixed on needed for cyclist, vertical expansion link core can be extracted out; Described under vertical expansion link core extraction state, vertical by can 90 degree of bendings forward vertical universal-joint, by folding shaft by front-wheel part in take turns folding 180 degree, solve volume problems of too.

Wherein, directly over described seat cushion is arranged in and takes turns, the main center of gravity of cyclist in take turns, due to the center of gravity of cyclist concentrate in take turns, its weight is also take turns in concentrating on simultaneously, solve complicated to the claimed structure of vehicle frame and by the large problem of force intensity, without the need to strengthening frame materials and complicated steel structure to disperse the weight of cyclist between two-wheeled; Seat cushion and seat back have been that comfortable time formula is ridden mode, alleviate the exercise intensity of riding for a long time, solve the traveling comfort of a formula bicycle; Seat cushion is arranged on above cushion rack, regulates fixed leg by seat cushion, forward or backward seat cushion can be adjusted to cyclist desired position, seat back by back regulator, can forward or backward 180 degree be adjusted to cyclist desired position.

Separately have, described trailing wheel, can up and down to various aspects 360 degree rotation by elastic telescopicing rod, and elastic telescopicing rod is fixed by expansion link support, trailing wheel is a cardan wheel, during turning of bicycle, trailing wheel also follows turning, travels on not straight road, and trailing wheel can elastic telescopic up and down by elastic telescopicing rod, prevent cyclist's hypsokinesis, can before and after keep balance, front-wheel, middlely to take turns, trailing wheel is arranged in straight line and runs, and solves the wide problem of tricycle wheel distribution area.

In future, a kind of three-wheel of the present invention formula folding bicycle of lying will be a mile stone of bicycle development history, which solve the portability of bicycle, traveling comfort, handling, volume is large, vehicle frame cost high cost is high problem, reduce resource material and the waste manually and on cost, can be mass, can export, for people of various countries' trip brings convenience, contribute to earth environment, provide low carbon ring to protect trip mode.

Accompanying drawing explanation

Fig. 1 is constructional drawing of the present invention.

Detailed description of the invention

With reference to Fig. 1, a kind of three-wheel provided by the invention is lain formula folding bicycle, by front-wheel 1, front fork 2, bowl group 3, front fork control lever 4, equilateral active synchronization pipe link 5, shopping basket support 6, vehicle frame 7, vertical tube control lever 8, vertical universal-joint 9, vertical fixed type bearing 10, vertical tube beam ring 11, vertical 12, vehicle frame is vertical set pin 13, folding shaft 14, chain drum 15, foot-operated 16, chain 17, in take turns 18, crank 19, vertical expansion link 20, vertical expansion link core 21, seat cushion 22, seat cushion regulates fixed leg 23, seat back 24, back regulator 25, cushion rack 26, elastic telescopicing rod 27, expansion link support 28, trailing wheel 29, composition.

Vertical expansion link 20 will be fixed on vertical fixed type bearing 10 on cushion rack 26 vertical 12 by vertical expansion link core 21 is connected, cause and vertical universal-joint 9 is completed fixing after adjustment is the position of vertical 12; Vehicle frame vertical set pin 13 be penetrate vehicle frame 7 will position 12 is fixing and be rotatable; Equilateral active synchronization pipe link 5 connects front fork control lever 4 and vertical tube control lever 8, carry out the object that vertical 12 control front-wheels 1 are turned to, front fork control lever 4 is fixed on front fork 2, vertical tube control lever 8 is fixed on standing on 12, and front fork control lever 4 and equilateral active synchronization pipe link 5 are mobilizable with the point of connection of vertical tube control lever 8.

Vertical expansion link core 21 can be extracted out from vertical expansion link 20, vertical expansion link core is taken out 21 do well under, vertical 12 by can 90 degree of bendings forward vertical universal-joint 9, by folding shaft 14 by front-wheel 1 part in take turns 18 and fold 180 degree.

Foot-operated 16 with crank 19, chain drum 15, be connected by chain 17 in take turns 18 to drive bicycle and move ahead, the shopping basket support 6 in vehicle frame 7 is the shopping baskets that can support various size, and minor issue crossed by the shopping basket solving bicycle.

Front-wheel 1 is taken turns 18 with middle shape by vehicle frame 7 is most material saving, just because of seat cushion 22 be arranged in take turns above in the of 18, so the center of gravity of cyclist and human total weight focus in take turns on 18, so relatively reduce the structure of vehicle frame 7 and requirement of strength, thus reach and save material and reduce vehicle frame cost object.

Wherein, described seat cushion 22 is arranged on above cushion rack 26, regulates fixed leg 23, forward or backward seat cushion 22 can be adjusted to cyclist desired position by seat cushion, seat back 24 by back regulator 25, can forward or backward 180 degree be adjusted to cyclist desired position.

Described trailing wheel 29 can up and down to various aspects 360 degree rotation by elastic telescopicing rod 27, elastic telescopicing rod 27 is fixed by expansion link support 28, trailing wheel 29 is cardan wheels, during turning of bicycle, trailing wheel also follows turning, travel on not straight road, trailing wheel 29 can elastic telescopic up and down by elastic telescopicing rod 27, prevent cyclist's hypsokinesis, balance can be kept in front and back, take turns 18 trailing wheels 29 in front-wheel 1 and be arranged in straight line operation, solve the wide problem of tricycle wheel distribution area, front-wheel 1 part in take turns 18 and folding solve volume problems of too, seat cushion 22 is taken turns directly over 18 middle, the main center of gravity of cyclist in take turns 18, due to the center of gravity of cyclist concentrate in take turns on 18, its weight is also take turns 18 in concentrating on simultaneously, solve complicated to the claimed structure of vehicle frame 7 and be subject to the large problem of force intensity, without the need to strengthening vehicle frame 7 material and complicated steel structure to disperse the weight of cyclist between two-wheeled, seat cushion 22 and seat back 24 have been that comfortable time formula is ridden mode, alleviate the exercise intensity of riding for a long time, solve the traveling comfort of a formula bicycle.

During use, front-wheel 1 is launched, to launch vertical expansion link core will be taken out 21 insertions vertical expansion link 20 vertical 12, cyclist be sitting on seat cushion 22 by vertical 12, seat cushion regulates fixed leg 23, seat back 24 is adjusted to the position of closing oneself and needing, sitting recumbency both feet slightly toward front trampling foot-operated 16 is very natural labour-saving angles, thus reach the long-distance object of not easily involving and alleviating exercise intensity of riding, when passing through the 90 degree of bendings forward of vertical universal-joint 9 vertical 12, by folding shaft 14 by front-wheel 1 part in take turns 18 folding 180 degree, the object of reduced volume can be reached.

Claims

1. three-wheel is lain a formula folding bicycle, vertical fixed type bearing 10 will be fixed on cushion rack 26 vertical 12 by vertical expansion link core 21 is connected by vertical expansion link 20, causes and vertical universal-joint 9 is completed fixing after adjustment is the position of standing 12; Vehicle frame vertical set pin 13 be penetrate vehicle frame 7 will be fixing and be rotatable vertical 12; Equilateral active synchronization pipe link 5 connects front fork control lever 4 and vertical tube control lever 8, and carried out the object that vertical 12 control front-wheels 1 are turned to, front fork control lever 4 is fixed on front fork 2, and vertical tube control lever 8 is fixed on standing on 12.

2. three-wheel according to claim 1 is lain formula folding bicycle, it is characterized in that, described vertical expansion link core 21 can be extracted out from vertical expansion link 20, vertical expansion link core is taken out 21 do well under, vertical 12 by the 90 degree of bendings forward of vertical universal-joint 9, by folding shaft 14 by front-wheel 1 part in take turns 18 and fold 180 degree.

3. three-wheel according to claim 2 is lain formula folding bicycle, it is characterized in that, described foot-operated 16 with crank 19, chain drum 15, be connected by chain 17 in take turns 18 to drive bicycle and move ahead, the shopping basket support 6 in vehicle frame 7 is the shopping baskets that can support various size.

4. three-wheel according to claim 1 and 2 is lain formula folding bicycle, it is characterized in that, described front-wheel 1 with in take turns 18 and fixed by vehicle frame 7, just because of seat cushion 22 be arranged in take turns directly over 18, so the center of gravity of cyclist and human total weight take turns on 18 in concentrating on, so relatively reduce the structure of vehicle frame 7 and requirement of strength, thus reach and save material and reduce vehicle frame cost object; Seat cushion 22 is arranged on above cushion rack 26, fixed leg 23 is regulated by seat cushion, forward or backward seat cushion 22 can be adjusted to cyclist desired position, seat back 24 by back regulator 25, can forward or backward 180 degree be adjusted to cyclist desired position.

5. the three-wheel according to claim 1 or 4 is lain formula folding bicycle, it is characterized in that, described trailing wheel 29 is by elastic telescopicing rod 27, can up and down to various aspects 360 degree rotation, elastic telescopicing rod 27 is fixed by expansion link support 28, trailing wheel 29 is cardan wheels, during turning of bicycle, trailing wheel also follows turning, travel on not straight road, trailing wheel 29 can elastic telescopic up and down by elastic telescopicing rod 27, prevent cyclist's hypsokinesis, balance can be kept in front and back, take turns 18 trailing wheels 29 in front-wheel 1 and be arranged in straight line operation, solve the wide problem of tricycle wheel distribution area, front-wheel 1 part in take turns 18 and folding solve volume problems of too, seat cushion 22 and seat back 24 have been that comfortable time formula is ridden mode, alleviate the exercise intensity of riding for a long time, solve the traveling comfort of a formula bicycle.