CN208306868U

CN208306868U - A kind of dedicated folder of folding tricycle

Info

Publication number: CN208306868U
Application number: CN201820851746.7U
Authority: CN
Inventors: 杨杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-06-04
Filing date: 2018-06-04
Publication date: 2019-01-01
Anticipated expiration: 2028-06-04

Abstract

This application discloses a kind of dedicated folders of folding tricycle, the folder includes: the folder face hinge A and the face folder hinge B, the strip column of one or more protrusion is respectively set in the plane that two hinges are mutually adjacent to, one or more corresponding strip-shaped groove is set on another hinge face, the face folder hinge A and the face folder hinge B are connected side between the two by folder hinge axis, the other side is to install folder handle using the second pivot pin in the face folder hinge A, the first pivot pin is installed on the face folder hinge B, third pivot pin is installed on folder handle.The utility model has the advantages that: structure is simple, has the function that cope with the torsion of gravity and left and right directions down, is adapted to the folding of tricycle.

Description

A kind of dedicated folder of folding tricycle

Technical field

The utility model relates to a kind of dedicated folders of folding tricycle.

Background technique

The folding bicycle of current two-wheeled, the structure of the folder on two-wheeled cycle main-beam pipe are as follows: former and later two Hinge face, side is linked together by hinge axis between hinge face, and the other side is connected by the handle and pivot pin of folder Connect, opened by folding handle and locking folder, due to two-wheeled folding bicycle ride in main Impact direction, be to ride Passerby's gravity directed downwardly, is substantially not present the torsion of left and right directions, so two of folder are all plane between the page, or Person is respectively provided with two planes of slight convex circle or small square and corresponding groove, passes through folder on main-beam pipe Two front and back hinge face pastes tightly locks i.e. can support Impact direction gravity directed downwardly.Therefore, the significant drawback of the prior art is, Can not be applied to tricycle structure folding bicycle because the Impact direction of three-wheel folding cycle frame it is not single be to Under gravity, there are also the torsion of left and right directions.

Utility model content

Purpose of the utility model is to overcome the above-mentioned shortcomings and provide a kind of dedicated folder of folding tricycle, Structure is simple, easy to use.

To achieve the goals above, a kind of the technical solution adopted in the utility model are as follows: dedicated folding of folding tricycle Folded device characterized by comprising the folder face hinge A and the face folder hinge B, in the plane that two hinges are mutually adjacent to The strip column of one or more protrusion is respectively set, the strip column of protrusions is made into hollow hole, another One or more corresponding strip-shaped groove, the face folder hinge A and folder hinge B are set on one hinge face Side is connected by folder hinge axis between the two in face, and the other side is to utilize the second axis in the face folder hinge A Pin installs folder handle, installs the first pivot pin on the face folder hinge B, and third pivot pin is installed on folder handle.

The utility model has the following beneficial effects:

Structure is simple, and folder can be allowed to bear except downward gravity, can also bear the torsion of stronger left and right directions Power, so that three-wheel folding bicycle safe possesses folder function same with traditional two-wheeled cycle, compared to tradition two Folded bicycle folder is taken turns, this patent folder increases separately the strip column of one or more of protrusions on two hinge faces Shape and the columnar groove of strip, the column contain the polygons such as arc-shaped, trapezoidal, rectangular.

Detailed description of the invention

The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:

Fig. 1 is the structural schematic diagram of the dedicated folder of folding tricycle of the utility model.

Fig. 2 is the decomposition texture schematic diagram of folder shown in Fig. 1.

Appended drawing reference signal:

The face strip column 013- folder hinge B of the face 011- folder hinge A 012- protrusion

Columnar the first pivot pin of groove 015- folder hinge axis 016- of 014- strip

017- folder handle 018- third pivot pin 019- screw rod 020- the second pivot pin 021- location hole

Specific embodiment

As used some vocabulary to censure specific components in the specification and claims.Those skilled in the art answer It is understood that hardware manufacturer may call the same component with different nouns.This specification and claims are not with name The difference of title is as the mode for distinguishing component, but with the difference of component functionally as the criterion of differentiation.Such as logical The "comprising" of piece specification and claim mentioned in is an open language, therefore should be construed to " include but do not limit In "." substantially " refer within the acceptable error range, those skilled in the art can within a certain error range solve described in Technical problem basically reaches the technical effect.Specification subsequent descriptions are to implement the better embodiment of the application, so described Description is being not intended to limit the scope of the present application for the purpose of the rule for illustrating the application.The protection scope of the application As defined by the appended claims.

Please refer to Fig. 1, the dedicated folder of the folding tricycle of the utility model, comprising: the folder face hinge A and folding The folded face device hinge B, is respectively set the strip column of one or more protrusion in the plane that two hinges are mutually adjacent to, One or more corresponding strip-shaped groove is set on another hinge face, and the face folder hinge A and folder close The face page B is connected side between the two by folder hinge axis, and the other side is to utilize second in the face folder hinge A Pivot pin installs folder handle, installs the second pivot pin on the face folder hinge B, and third axis is installed on folder handle Pin.

Preferably, the aperture 021 in strip column

Preferably, the first pivot pin is set in the hinge face end of strip cylindrical recesses.

Preferably, third pivot pin center has the screw hole of tooth line, and installs screw rod in the screw hole.

Preferably, the screw rod and first axle pin connection.

Preferably, the first pivot pin center band has the screw hole of tooth line for connecting with screw rod.

Preferably, the screw rod and the first pivot pin can also be not connected to, and screw rod and third pivot pin are to be fixed on folding handle It is interior.

Preferably, the cross section of the groove is trapezoidal, and the cross-sectional shape of the protrusion is adapted with the groove.

Preferably, folder increases separately the strip column of one or more of protrusions on two hinge faces, and long The columnar groove of bar shaped, the column contain the polygons such as arc-shaped, trapezoidal, rectangular.

Preferably, side passes through 015 folder hinge axis between the 011 folder face hinge A and 013 face folder hinge B It connects, the other side is to install 017 folder handle using 020 pivot pin in the 011 folder face hinge A, in 013 folder Hinge B installs 016 pivot pin on face, and 018 pivot pin is installed on 017 folder handle, and 018 pivot pin center has the spiral shell of tooth line Wire hole, and 019 screw rod is installed in the screw hole, 019 screw rod can be connected with 016 pivot pin, in this case 016 pivot pin center band There is the screw hole of tooth line for connecting with 019 screw rod；019 screw rod can also be not connected to 016 pivot pin, at this time 019 screw rod and 018 Pivot pin is fixed in folding handle.

In one embodiment, it is respectively set in the plane that folder structure is mutually adjacent to for two hinges in folder The strip column of one or more protrusion, the strip column of protrusions is made into hollow hole, in another hinge One or more corresponding strip-shaped groove is set on face, when such locking folder, in addition to two front and backs being adjacent to are closed Page plane can be supported well except gravity down, the strip column and recessed for the protrusion locked in two front and back hinge planes Slot can bear the torsion of left and right directions well, and the hinge axis of folder is avoided to receive damage.2, in terms of vehicle frame production, by It is very high to required precision in the angle that the beam pipe of three-wheel folding bicycle is connected with main-beam pipe, it is necessary to it is vertical angle, and Vehicle frame main beam pipe must keep straight line, and two wheel locations that otherwise will cause the connection of beam pipe two sides cannot be in Parallel Symmetric Position, influence rides function, and for mainly using aluminium alloy, carbon steel as in the vehicle frame manufacturing process of raw material, due to welding When the high temperature that generates, and welding after need to be heat-treated vehicle frame, so will cause the temperature distortion of vehicle frame, need Correcting vehicle frame is carried out after being heat-treated to vehicle frame, when correction.Need the head tube to vehicle frame, axis axle center, rear axle axis Three positions of the heart are fixed, and sight alignment is corrected, due to three-wheel folding vehicle main-beam pipe connect be not head tube, and It is the beam pipe of connection, then the two of beam pipe section are separately connected two head tubes again, since beam pipe is wider, therefore can not be with often The correction station of rule is corrected this kind of tricycle folding stand, in order to solve the problems, such as correcting vehicle frame in vehicle frame manufacturing process, The strip column of one hinge protrusion of the folder is made into hollow hole, thus with this hollow hole and with vehicle frame Axis axle center and rear axle axle center sight alignment complete correcting vehicle frame, so that realizing can be to changing folding with conventional correction station Folded vehicle frame is corrected processing, reduces cost and improves efficiency.

When the 011 folder face hinge A and 013 face folder hinge B are closed up be adjacent to when, 012 protrusion strip column It is embedded in the columnar groove of 014 strip, and fits closely together, 017 folder handle and 019 screw rod are closed up, 019 That one end of 020 pivot pin of screw rod connecting cylinder pushes through behind the vertex of 020 pivot pin close on main-beam pipe, at this time 011 folder hinge A The strip column of face and the 013 folder face hinge B and 012 protrusion is embedded in the equal firm locking of the columnar groove of 014 strip.

In use, the folder is all on the main-beam pipe of vehicle frame, due to being tricycle as two-wheeled folded bicycle Structure, so when riding turn or bumpy road, strength direction that main-beam pipe is born in addition to bicyclist and occupant downward Except the gravity in direction, the torsion of very powerful left and right directions is also had, this point and two-wheeled folded bicycle have very big difference, institute It is difficult to meet the requirement of three-wheel folding bicycle with the folder structure used on two-wheeled folded bicycle, because voluntarily in face of three-wheel Vehicle ride in caused by left and right directions torsion, which can only bear mainly by hinge axis, can be easy in this way The damage for causing folder, as specific embodiment, by the length that protrusion is respectively set on two hinge faces of folder Bar shaped column and the columnar groove structure of corresponding strip, wherein the providing holes in the strip column of protrusion, folds in locking After device, other than two and the page are adjacent to locking, raised strip column and the columnar groove of corresponding strip are also tight Closely connected tight locking, to have the function that cope with the torsion of gravity and left and right directions down, while the strip column of protrusion The hole being arranged on shape and axis shaft core position, rear axle shaft core position guarantee together as three stress fixed points of correction vehicle frame The precision and accuracy of correcting vehicle frame.

The application folder structure be respectively set in the plane that is mutually adjacent to of two hinges of folder one or One or more corresponding strip-shaped groove is arranged, in this way in the strip column of multiple protrusions on another hinge face When locking folder, other than the gravity that two front and back hinge planes being adjacent to can support well down, two front and backs are closed The strip column and groove of the protrusion locked in page plane can bear the torsion of left and right directions well, avoid folder Hinge axis receives damage.

The utility model has the advantages that:

Structure is simple, by strip column and corresponding length that protrusion is respectively set on two hinge faces of folder The columnar groove structure of bar shaped, after locking folder, other than two and the page are adjacent to locking, raised strip column and The corresponding columnar groove of strip is also closely adjacent to locking, to reach the torsion that can cope with gravity and left and right directions down Effect, be adapted to the folding of tricycle.

Above description shows and describes several preferred embodiments of the present application, but as previously described, it should be understood that the application Be not limited to forms disclosed herein, should not be regarded as an exclusion of other examples, and can be used for various other combinations, Modification and environment, and the above teachings or related fields of technology or knowledge can be passed through in application contemplated scope described herein It is modified.And changes and modifications made by those skilled in the art do not depart from spirit and scope, then it all should be in this Shen It please be in the protection scope of appended claims.

Claims

1. a kind of dedicated folder of folding tricycle characterized by comprising the folder face hinge A and folder hinge B The strip column of one or more protrusion is respectively set in face in the plane that two hinges are mutually adjacent to, in another conjunction One or more corresponding strip-shaped groove, both the face folder hinge A and the face folder hinge B are set on the page Between side connected by folder hinge axis, the other side be the face folder hinge A utilize the second pivot pin installation Upper folder handle installs the first pivot pin on the face folder hinge B, and third pivot pin is installed on folder handle.

2. the dedicated folder of folding tricycle according to claim 1, which is characterized in that third pivot pin center Position has the screw hole of tooth line, and installs screw rod in the screw hole.

3. the dedicated folder of folding tricycle according to claim 2, which is characterized in that the screw rod and first axle Pin connection.

4. the dedicated folder of folding tricycle according to claim 3, which is characterized in that first pivot pin center Screw hole with tooth line with screw rod for connecting.

5. the dedicated folder of folding tricycle according to claim 2, which is characterized in that the screw rod and first axle Pin is not connected to, and screw rod and third pivot pin are fixed in folding handle.

6. the dedicated folder of folding tricycle according to claim 1, which is characterized in that mutually pasted in two hinges Aperture in the strip column of one or more protrusion is respectively set in tight plane.