CN110550133A

CN110550133A - Folder special for folding tricycle and use method

Info

Publication number: CN110550133A
Application number: CN201810561903.5A
Authority: CN
Inventors: 杨杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-06-04
Filing date: 2018-06-04
Publication date: 2019-12-10

Abstract

the application discloses special scray of folding tricycle and application method, the scray includes: folder hinge A face and folder hinge B face set up one or more bellied rectangular shape column respectively on two mutual planes that paste of hinge, set up corresponding one or more rectangular shape recess on another closes the page, folder hinge A face and folder hinge B face one side between the two get up through folder hinge pin connection, and the opposite side is in folder handle is installed to folder hinge A face utilization second axis pin, installs first pivot on folder hinge B face, installs the third pivot on the folder handle. The invention has the advantages that: simple structure, can deal with the effect of gravity and the torsion of left and right direction down, is suitable for tricycle's folding.

Description

Folder special for folding tricycle and use method

Technical Field

The invention relates to a folder special for a folding tricycle and a using method thereof.

Background

the structure of the folder on the main beam pipe of the current two-wheeled folding bicycle is as follows: two front and back page that close, one side is in the same place through hinge pin connection between the hinge face, the opposite side is handle and pivot connection through the scray, open and lock the scray through folding handle, because the main atress direction in the two-wheeled folding bicycle rides, it is the gravity of riding passerby down, there is not the torsion of left right direction basically, so all be the plane between two of scray and the page, or have two planes of slight protruding circular or little square and corresponding recess respectively, it can support the gravity of atress direction down to paste the locking through hinge face around two of scray on the girder pipe. Therefore, the prior art has a significant disadvantage that the prior art is not applicable to the folding bicycle with the three-wheel structure because the force applied to the frame of the three-wheel folding bicycle is not only the downward gravity but also the torsion in the left-right direction.

disclosure of Invention

The invention aims to overcome the defects and provides the folder special for the folding tricycle, which is simple in structure and convenient to use.

In order to achieve the purpose, the invention adopts the technical scheme that: a folder special for a folding tricycle is characterized by comprising: the folder hinge comprises a folder hinge A surface and a folder hinge B surface, wherein one or more protruding strip-shaped columns are respectively arranged on the planes, which are mutually attached, of the two hinges, the protruding strip-shaped columns are made to be provided with hollow holes, one or more corresponding strip-shaped grooves are formed in the other hinge body, one side of the folder hinge A surface and the other side of the folder hinge B surface are connected through a folder hinge shaft, the other side of the folder hinge A surface is provided with a folder handle by a second shaft pin, a first shaft pin is arranged on the folder hinge B surface, and a third shaft pin is arranged on the folder handle.

the invention also provides a use method of the folder special for the folding tricycle, which is characterized by comprising the following steps:

The surface A of the folder hinge and the surface B of the folder hinge are folded and attached tightly;

The convex strip-shaped column is embedded into the strip-shaped column-shaped groove and is tightly attached together;

The folder handle and the screw rod are folded, and the end of the screw rod connected with the first shaft pin of the cylinder is pushed through the top point of the first shaft pin and then is close to the main beam pipe;

And finally, the surface A of the folder hinge, the surface B of the folder hinge and the convex strip-shaped columnar embedded strip-shaped columnar grooves are tightly locked.

the invention has the beneficial effects that:

Simple structure can let the scray bear outside the decurrent gravity, can also bear the torsion of stronger left and right directions to make the safe possessions of folding bicycle of tricycle and the same folding function of traditional two-wheeled bicycle, compare folding bicycle scray of traditional two-wheeled, this patent scray closes the page at two, increases one or many bellied rectangular shape columns respectively, and rectangular shape columnar recess, this column has contained polygons such as arc, trapezoidal, square.

Drawings

the accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

Fig. 1 is a schematic structural view of a folder specially used for a folding tricycle of the present invention.

fig. 2 is an exploded view of the folder shown in fig. 1.

The reference numbers are schematic:

011-folder hinge A side 012-protuberant long-strip columnar 013-folder hinge B side

014-elongated columnar groove 015-folder hinge axis 016-first axis pin

017-folder handle 018-third axle pin 019-screw 020-second axle pin 021-positioning hole

Detailed Description

As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to substantially achieve the technical effect. The description which follows is a preferred embodiment of the present application, but is made for the purpose of illustrating the general principles of the application and not for the purpose of limiting the scope of the application. The protection scope of the present application shall be subject to the definitions of the appended claims.

referring to fig. 1, the folder for a foldable tricycle of the present invention includes: the folder hinge comprises a folder hinge A surface and a folder hinge B surface, wherein one or more convex long-strip-shaped columns are respectively arranged on the planes, which are mutually attached, of the two hinges, one or more corresponding long-strip-shaped grooves are formed in the other hinge surface, one side of the folder hinge A surface and one side of the folder hinge B surface are connected through a folder hinge shaft, the other side of the folder hinge A surface is connected with a folder handle through a second shaft pin, the second shaft pin is arranged on the folder hinge B surface, and a third shaft pin is arranged on the folder handle.

Preferably, the elongated cylindrical shape is perforated 021

preferably, a first shaft pin is arranged at the end of the hinge surface of the elongated cylindrical groove.

Preferably, the third shaft pin has a threaded hole with threads at a central position thereof, and a screw is installed in the threaded hole.

Preferably, the screw is connected with the first shaft pin.

Preferably, the first shaft pin is provided with a threaded screw hole in the center for connecting with a screw rod.

Preferably, the screw and the first axis pin may not be connected, and the screw and the third axis pin are fixed in the folding handle.

preferably, the cross section of the groove is trapezoidal, and the cross section of the protrusion is matched with that of the groove.

Preferably, the folder is provided with one or more raised strip-shaped columns and strip-shaped column-shaped grooves on the two folding pages, wherein the columns comprise polygons such as circular arc, trapezoid and square.

Preferably, one side of the A surface of a 011 folder hinge and the B surface of a 013 folder hinge is connected through a 015 folder hinge shaft, the other side of the A surface of the 011 folder hinge is provided with a 017 folder handle by using a 020 shaft pin, the B surface of the 013 folder hinge is provided with a 016 shaft pin, the 017 folder handle is provided with a 018 shaft pin, the center of the 018 shaft pin is provided with a screw hole with dental patterns, a 019 screw rod is arranged in the screw hole, the 019 screw rod can be connected with the 016 shaft pin, and in this case, the screw hole with the dental patterns in the center of the 016 shaft pin is used for being connected with the 019 screw rod; the 019 screw may also be disconnected from the 016 pin, in which case the 019 screw and 018 pin are fixed in the folding handle.

In one embodiment, the folder structure is that one or more raised strip-shaped columns are respectively arranged on two planes, which are mutually attached, of the folder, wherein the raised strip-shaped columns are made to be provided with hollow holes, and one or more corresponding strip-shaped grooves are arranged on the other hinge plane. 2. In the aspect of frame manufacturing, because the angle that crossbeam pipe and girder union coupling of tricycle folding bicycle are very high to the required precision, must be vertical angle, and frame girder pipe must keep the straight line, otherwise can cause two wheel positions that crossbeam pipe both sides are connected can not be in parallel symmetrical position, influence the function of riding, and to mainly using aluminum alloy, carbon steel as the frame manufacturing process of raw and other materials, because the high temperature that produces during the welding, and need carry out heat treatment to the frame after the welding finishes, so can cause the thermal deformation of frame, need to carry out the frame correction after finishing to frame heat treatment, when the correction. The three positions of a head pipe, a center shaft axis and a rear shaft axis of a frame are required to be fixed, the three points are corrected in a line, the main beam pipe of the three-wheel folding vehicle is connected with a cross beam pipe instead of the head pipe, the two sections of the cross beam pipe are respectively connected with the two head pipes, the cross beam pipe is wide, so that a conventional correction platform cannot be used for correcting the folding frame of the tricycle, in order to solve the problem of correcting the frame in the frame manufacturing process, a long strip-shaped column with a protruding hinge of the folder is made into a hollow hole, the center shaft axis of the frame and the rear shaft axis of the frame are used for completing frame correction in a line, the conventional correction platform can be used for correcting the changed folding frame, the cost is reduced, and the efficiency is improved.

When the A face of the 011 folder hinge and the B face of the 013 folder hinge are folded and attached tightly, the elongated columnar body protruding in 012 is embedded into the elongated columnar groove of 014 and is tightly attached together, the handle of the 017 folder and the 019 screw rod are folded, the end of the 020 shaft pin of the 019 screw rod connecting cylinder is pushed through the top point of the 020 shaft pin and then is attached to the main beam tube, and the A face of the 011 folder hinge, the B face of the 013 folder hinge and the elongated columnar body protruding in 012 are embedded into the elongated columnar groove of 014 and are tightly locked at the moment.

When in use, the folder is positioned on the main beam pipe of the frame like the two-wheeled folding bicycle, and due to the structure of the tricycle, when the bicycle turns or bumps on a road, the main beam pipe bears strong torque in the left and right directions besides the gravity of a rider and a rider in the downward direction, which is greatly different from the two-wheeled folding bicycle, so that the folder structure used on the two-wheeled folding bicycle hardly meets the requirements of the three-wheeled folding bicycle, because the folder can only bear mainly by a hinge shaft facing the torque in the left and right directions generated during the riding of the three-wheeled folding bicycle, the folder is easy to damage, and as a specific embodiment, a convex strip-shaped columnar groove structure and a corresponding strip-shaped columnar groove structure are respectively arranged on two folding pages of the folder, wherein a hole is arranged on the convex strip-shaped columnar, after the folder is locked, the two folding devices are tightly attached to and locked with the page, the raised strip-shaped column and the corresponding strip-shaped column-shaped groove are also tightly attached to and locked with each other, so that the effect of coping with downward gravity and torsion in the left and right directions is achieved, meanwhile, the holes formed in the raised strip-shaped column, the center shaft axis position and the rear shaft axis position are used as three stress fixing points for correcting the frame, and the accuracy and the precision of frame correction are guaranteed.

This application scray structure is for setting up one or more bellied rectangular shape column respectively on two mutual planes that paste of hinge of scray, set up corresponding one or more rectangular shape recess on another closes the page, when locking the scray like this, except that the support that hinge plane can be fine down gravity around pasting two, the bellied rectangular shape column of locking and recess can bear the torsion of left right direction well around on the hinge plane around two, avoid the hinge pin of scray to receive the damage.

The invention has the advantages that:

Simple structure closes the page through two at the scray and sets up bellied rectangular shape column and the cylindrical recess structure of rectangular shape that corresponds respectively, and behind the locking scray, except two and page paste tight locking, bellied rectangular shape column also closely pastes tight locking with the cylindrical recess of rectangular shape that corresponds to reach the effect of the torsion that can deal with down gravity and left right direction, be adapted to tricycle's folding.

The foregoing description shows and describes several preferred embodiments of the present application, but as aforementioned, it is to be understood that the application is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the application as described herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the application, which is to be protected by the claims appended hereto.

Claims

1. A folder special for a folding tricycle is characterized by comprising: folder hinge A face and folder hinge B face set up one or more bellied rectangular shape column respectively on two mutual planes that paste of hinge, set up corresponding one or more rectangular shape recess on another closes the page, folder hinge A face and folder hinge B face one side between the two get up through folder hinge pin connection, and the opposite side is in folder handle is installed to folder hinge A face utilization second axis pin, installs first pivot on folder hinge B face, installs the third pivot on the folder handle.

2. The folder as claimed in claim 1, wherein the third axis pin has a threaded hole formed at a center thereof, and a screw is installed at the threaded hole.

3. A folder as claimed in claim 2, wherein said screw is pinned to the first shaft.

4. A folder as claimed in claim 3, wherein the first axle pin has a threaded hole formed at the center thereof for connection with a screw.

5. A folder as claimed in claim 2, wherein said screw is not connected to said first pin, and said screw and said third pin are fixed inside the folding handle.

6. A folder as claimed in claim 1, wherein one or more elongated cylindrical openings are provided in the two surfaces of the two hinges abutting each other.

7. A use method of a folder special for a folding tricycle is characterized by comprising the following steps: