CN106741507A - Pushing device after bicycle folding - Google Patents

Abstract

The present invention relates to bicycle art, more particularly to a kind of bicycle fold after pushing device, including：Handle（1）, retainer ring（2）, U-shaped card（3）, U-type groove（4）, steel ball spring retaining structure（5）, seat tube（6）, the pushing device after bicycle folding of the invention, bicycle is folded can be carried out later, it is to avoid bad to lift, laborsaving.

Description

Pushing device after bicycle folding

Technical field

The present invention relates to bicycle art, the pushing device after more particularly to a kind of bicycle folding.

Background technology

High ferro in the popularization of China, strike fire into the people's hearts by its quick, cheap, convenient, safety, and sitting height iron is gone out tourism, it should be Individual trend；But after once get off, convenience, the economy of the vehicles allow people to feel uncomfortable again, the elderly's sitting height iron is influenceed Tourism.Certainly it is them if there is such vehicles after getting off but their bicycle, tricycle are all ridden very smooth Liked, not only tempered body, also add travelling property.After producing folding, high ferro can be taken, meet railway luggage requirement Bicycle, tricycle just can be adapted to their demand.

The situation as China, should country be also much in the world such.

The content of the invention

It is an object of the invention to pass through the present invention, bicycle is set to carry out after folding, it is to avoid to lift.

To realize the purpose, the pushing device after a kind of bicycle folding of the invention, it is characterised in that including：Handle, Retainer ring, U-shaped card, U-type groove, steel ball spring retaining structure, seat tube, the handle are located on bicycle ox horn, hollow pipe Shape, one end surfaces are covered by soft rubber, are easy to shake hands, and are fixed with a circle retainer ring on tube wall circumference in the middle, fixed Ring external diameter is slightly larger than handle tube wall external diameter, and external diameter size and the U-type groove width in U-shaped card of retainer ring match, and is easy to carry out When handle and U-shaped card coordinate clamping, the retainer ring fixes the annulus positioned at handle stage casing, and retainer ring external diameter is slightly larger than handle Tube wall external diameter, external diameter size and the U-type groove width in U-shaped card of retainer ring match, phase both when retainer ring is put into U-type groove Mutually fixed, bicycle can be carried out, and the U-shaped card is fixed on vertical pipe of bicycle frame upper end, be shaped as alphabetical " U " font, U-shaped card A/F matches with handle external diameter size, a U-lag is provided with its U-shaped chamber, on the A/F and handle of U-lag Retainer ring match.There are a steel ball spring retaining structure, steel ball spring retaining structure in U-type groove at U-shaped card opening So that, handle need to could be put into U-shaped card with external force, and when no external force takes out handle, handle will not be de- with U-shaped card Open, the U-type groove is located at U-shaped card inner chamber, U-shaped, there is a steel ball spring retaining structure in U-type groove at its opening, does not have During external force effect steel ball, steel ball will block U-type groove, and during external force effect steel ball, and steel ball is by outer contract so that U-type groove is unimpeded, The steel ball spring retaining structure is located at U-type groove opening, and is fixed in U-shaped card, is made up of steel ball and spring, does not have external force During extruding steel ball, steel ball will block U-type groove, and work as retainer ring extruding steel ball on handle, and the spring at the steel ball back side is pressurized to shrink and connects Moved together with steel ball, this is unobstructed U-type groove, and handle is smoothly entered into U-shaped card, and the two is fixed, the seat tube machinery The hollow circular-tube of better performances, positioned at bicycle middle part, its lower end is fixed with bicycle middle shaft, the top difference on seat tube It is fixed with vehicle seat and U-shaped card.

Beneficial effect

Pushing device after bicycle folding of the invention, bicycle can be carried out after folding, it is to avoid bad to lift, laborsaving.

Brief description of the drawings：

Fig. 1 bicycles are folded carries out state diagram；

Fig. 2 bicycles open handle and take out state diagram.

U-shaped card is in figure（3）, U-type groove be（4）, steel ball spring retaining structure be（5）, seat tube（6）.

Specific embodiment

Below in conjunction with Fig. 1, Fig. 2, the present invention is described in detail, and the technical scheme in the embodiment of the present invention is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole implementation Example.Based on the embodiment in the present invention, what those of ordinary skill in the art were obtained under the premise of creative work is not made Every other embodiment, belongs to the scope of protection of the invention.

Embodiment：

Pushing device after bicycle folding of the present invention, including：Handle（1）, retainer ring（2）, U-shaped card（3）, U-type groove （4）, steel ball spring retaining structure（5）, seat tube（6）, the handle be located at bicycle ox horn on, hollow tubular, its one end Surface is covered by soft rubber, is easy to shake hands, and is fixed with a circle retainer ring on tube wall circumference in the middle, and retainer ring external diameter is bigger In handle tube wall external diameter, external diameter size and the U-type groove width in U-shaped card of retainer ring match, handle and U-shaped when being easy to carry out Card coordinates clamping, and the retainer ring fixes the annulus positioned at handle stage casing, and retainer ring external diameter is slightly larger than handle tube wall external diameter, Gu The external diameter size and the U-type groove width in U-shaped card for determining ring match, and are interfixed both when retainer ring is put into U-type groove, voluntarily Car can be carried out, and the U-shaped card is fixed on vertical pipe of bicycle frame upper end, be shaped as alphabetical " U " font, and U-shaped card A/F is same Handle external diameter size matches, and is provided with a U-lag in its U-shaped chamber, the retainer ring phase on the A/F of U-lag and handle Matching.There is a steel ball spring retaining structure in U-type groove at U-shaped card opening, steel ball spring retaining structure is caused, need to be outside Could be put into handle in U-shaped card by power, and when no external force takes out handle, handle will not be disengaged with U-shaped card, the U-type groove It is U-shaped positioned at U-shaped card inner chamber, there is a steel ball spring retaining structure in U-type groove at its opening, there is no external force to act on steel ball When, steel ball will block U-type groove, and during external force effect steel ball, and steel ball is by outer contract so that U-type groove is unimpeded, the steel ball spring Retaining structure is located at U-type groove opening, and is fixed in U-shaped card, is made up of steel ball and spring, when there is no external force to extrude steel ball, Steel ball will block U-type groove, and work as retainer ring extruding steel ball on handle, and the spring at the steel ball back side is pressurized to shrink and is started shipment together with steel ball one Dynamic, this is unobstructed U-type groove, and handle is smoothly entered into U-shaped card, and the two is fixed, the sky of the seat tube better mechanical property Heart pipe, positioned at bicycle middle part, its lower end is fixed with bicycle middle shaft, on seat tube top be respectively fixed with vehicle seat and U-shaped card.

Operation principle：

When bicycle is folded：Bicycle is folded, and removes the handle of side（1）Afterwards, push it into and be fixed on seat tube（6）On The U-shaped card at end（3）It is interior, it should be noted that, handle（1）On retainer ring（2）Necessary and U-shaped card（3）On U-lag（4）To whole Qi Hou, handle（1）U-shaped card can just be pushed（3）It is interior.Positioned at U-type groove（4）Steel ball spring retaining structure at opening（5）, will be to holding （1）Turnover U-shaped card（3）Limited location is acted on.Now, handle is held（1）The bicycle after folding can be carried out；

When bicycle is opened and used：With external force by handle from U-shaped card（3）Interior release, and be installed on bicycle ox horn, bicycle It is i.e. rideable.

The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or uses the present invention. Various modifications to these embodiments will be apparent for those skilled in the art, as defined herein General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one The scope most wide for causing.

Summary

The present invention relates to bicycle art, more particularly to a kind of bicycle fold after pushing device, including：Handle（1）, it is solid Determine ring（2）, U-shaped card（3）, U-type groove（4）, steel ball spring retaining structure（5）, seat tube（6）, bicycle folding of the invention Pushing device afterwards, bicycle can be carried out after folding, it is to avoid bad to lift, laborsaving.

It is required that

Pushing device after bicycle folding, it is characterised in that including：Handle, retainer ring, U-shaped card, U-type groove, steel ball spring card Bit architecture, seat tube, the handle are located on bicycle ox horn, hollow tubular, and one end surfaces are covered by soft rubber, just In shaking hands, a circle retainer ring is fixed with tube wall circumference in the middle, retainer ring external diameter is slightly larger than handle tube wall external diameter, retainer ring External diameter size match with the U-type groove width in U-shaped card, be easy to carry out when handle and U-shaped card coordinate clamping, the retainer ring A fixed annulus positioned at handle stage casing, retainer ring external diameter is slightly larger than handle tube wall external diameter, the external diameter size and U-shaped card of retainer ring On U-type groove width match, interfixed both when retainer ring is put into U-type groove, bicycle can be carried out, the U-shaped card consolidate Vertical pipe of bicycle frame upper end is scheduled on, alphabetical " U " font is shaped as, U-shaped card A/F matches with handle external diameter size, A U-lag is provided with its U-shaped chamber, A/F and the retainer ring on handle of U-lag match.The U at U-shaped card opening There is a steel ball spring retaining structure in type groove, steel ball spring retaining structure is caused, handle need to could be put into U-shaped card with external force It is interior, and when no external force takes out handle, handle will not be disengaged with U-shaped card, the U-type groove is located at U-shaped card inner chamber, U-shaped, There is a steel ball spring retaining structure in U-type groove at its opening, when not having external force to act on steel ball, steel ball will block U-type groove, and outer During power effect steel ball, steel ball is by outer contract so that U-type groove is unimpeded, and the steel ball spring retaining structure is located at U-type groove opening Place, and be fixed in U-shaped card, it is made up of steel ball and spring, when not having external force to extrude steel ball, steel ball will block U-type groove, and work as and hold Upper retainer ring is extruded steel ball, the spring at the steel ball back side is pressurized to shrink and is moved together with steel ball, and this is unobstructed U-type groove, handle Smoothly enter into U-shaped card, the two is fixed, the hollow circular-tube of the seat tube better mechanical property, positioned at bicycle middle part, Its lower end is fixed with bicycle middle shaft, and top is respectively fixed with vehicle seat and U-shaped card on seat tube.

Claims (1)

1. the pushing device after bicycle is folded, it is characterised in that including：Handle, retainer ring, U-shaped card, U-type groove, steel ball spring Retaining structure, seat tube, the handle are located on bicycle ox horn, hollow tubular, and one end surfaces are covered by soft rubber, It is easy to shake hands, is fixed with a circle retainer ring on tube wall circumference in the middle, retainer ring external diameter is slightly larger than handle tube wall external diameter, fixed The external diameter size of ring matches with the U-type groove width in U-shaped card, and handle and U-shaped card coordinate clamping, the fixation when being easy to carry out Ring fix positioned at handle stage casing an annulus, retainer ring external diameter be slightly larger than handle tube wall external diameter, the external diameter size of retainer ring with it is U-shaped U-type groove width on card matches, and is interfixed both when retainer ring is put into U-type groove, and bicycle can be carried out, the U-shaped card Vertical pipe of bicycle frame upper end is fixed on, alphabetical " U " font is shaped as, U-shaped card A/F matches with handle external diameter size, A U-lag is provided with its U-shaped chamber, A/F and the retainer ring on handle of U-lag match.Positioned at U-shaped card opening There is a steel ball spring retaining structure in place's U-type groove, steel ball spring retaining structure is caused, handle need to could be put into U with external force In type card, and when no external force takes out handle, handle will not be disengaged with U-shaped card, and the U-type groove is located at U-shaped card inner chamber, in U Font, there is a steel ball spring retaining structure in U-type groove at its opening, and when not having external force to act on steel ball, steel ball will block U-shaped Groove, and during external force effect steel ball, steel ball is by outer contract so that U-type groove is unimpeded, and the steel ball spring retaining structure is located at U-shaped At channel opening, and it is fixed in U-shaped card, is made up of steel ball and spring, when not having external force to extrude steel ball, steel ball will blocks U-type groove, And work as retainer ring extruding steel ball on handle, the spring at the steel ball back side is pressurized to shrink and is moved together with steel ball, and this is that U-type groove is led to Freely, handle is smoothly entered into U-shaped card, and the two is fixed, the hollow circular-tube of the seat tube better mechanical property, positioned at voluntarily Car middle part, its lower end is fixed with bicycle middle shaft, and top is respectively fixed with vehicle seat and U-shaped card on seat tube.