CN212950988U

CN212950988U - Bicycle is with frame of parking of being convenient for

Info

Publication number: CN212950988U
Application number: CN202021375691.0U
Authority: CN
Inventors: 刘义强
Original assignee: Tianjin Shengfangtai Technology Co ltd
Current assignee: Tianjin Shengfangtai Technology Co ltd
Priority date: 2020-07-14
Filing date: 2020-07-14
Publication date: 2021-04-13
Anticipated expiration: 2030-07-14

Abstract

The utility model discloses a bicycle is with frame of parking of being convenient for, including frame body, support mechanism and folding mechanism, be equipped with folding mechanism on the frame body, support mechanism establishes the rear at the frame body, the frame body includes head tube, first low tube, second low tube, well pipe, seat pole, back fork, steering column, front fork and intercommunication axle sleeve, support mechanism includes bracket plate, rotary rod, rotatory axle sleeve, convex connector strut, spill connector strut, bolt, butterfly nut, first locking lever and second locking lever, folding mechanism includes first hinge piece, second hinge piece, axis of rotation, fastening bolt, fastening nut and handle. The utility model adopts the support bracket as the backseat to carry people or goods during running and as the support plate to stabilize the bicycle body during parking the bicycle by arranging the support bracket mechanism; the folding mechanism is arranged, so that the automobile body can obtain folding capacity, the parking area is reduced, and the automobile can be placed into an automobile carriage after being folded during self-driving travel for the need from time to time.

Description

Bicycle is with frame of parking of being convenient for

Technical Field

The utility model relates to a vehicle technical field specifically is a bicycle is with parking frame of being convenient for.

Background

The bicycle, also called as a bicycle or a bicycle, has been invented more than a hundred years ago, and has gradually become a tool for people to replace walking in daily life, and in recent years, the bicycle has become a favorite vehicle for people in China again due to the enhancement of environmental awareness and the rise of sharing bicycles, but the existing bicycle has many problems or defects:

most of traditional bicycles only have a stabilizer blade, support the unstability during parking, empty very easily when receiving external force, can reduce the life of bicycle, along with the gradual increase of bicycle quantity, park the bicycle and also become a difficult problem moreover, and traditional bicycle length can't change, leads to parking in crowded place inconveniently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bicycle is with frame of parking of being convenient for supports mechanism and folding mechanism through setting up to support the unstable and inconvenient problem of parking of the support of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a bicycle frame convenient to park comprises a frame body, a supporting mechanism and a folding mechanism, wherein the folding mechanism is arranged on the frame body, and the supporting mechanism is arranged behind the frame body.

The frame body includes head pipe, first low tube, second low tube, well pipe, seat pole, back fork, steering column, front fork and intercommunication axle sleeve, the inside of head pipe is cup jointed to the upper end of steering column, the other one end fixed connection of steering column is on the top of front fork, the one end fixed connection of first low tube is in one side of head pipe, the one end of second low tube with the one end of well pipe is all fixed connection on the intercommunication axle sleeve, first low tube with be equipped with folding mechanism between the second low tube, the lower extreme slip of seat pole cup joints in the well pipe, the one end fixed connection of back fork is on the outer wall of well pipe.

The lug mechanism comprises a lug plate, a rotary rod, a rotary shaft sleeve, a convex connecting column, a concave connecting column, a bolt, a butterfly nut, a first locking rod and a second locking rod, wherein the lower end of the rotary rod is rotatably sleeved on the rotary shaft sleeve, the other end of the rotary rod is fixedly connected with the lug plate, one end of the convex connecting column is fixedly connected onto the lug plate, one end of the concave connecting column is fixedly connected onto the middle pipe, the convex connecting column and the concave connecting column are fixedly connected through the bolt, one end of the bolt is sleeved with the butterfly nut in a threaded manner, the first locking rod is fixedly connected onto the rotary rod, and the second locking rod is fixedly connected onto the back fork.

Folding mechanism includes first hinge piece, second hinge piece, axis of rotation, fastening bolt, fastening nut and handle, second hinge piece fixed connection is on first low tube, first hinge piece fixed connection is on the second low tube, first hinge piece with the rotation axis rotation connection is passed through to the adjacent one side of second hinge piece, first hinge piece with fastening bolt threaded connection is passed through to the opposite side of second hinge piece, fastening bolt's one end and fastening nut threaded connection, fastening bolt's the other end and handle rotate to be connected.

Preferably, the seat rod and the adjacent one end of well pipe all open and have the screw, seat rod and well pipe pass through positioning bolt threaded connection.

Preferably, the head tube and the middle tube are parallel to each other, the first lower tube and the rear fork are parallel to each other, and an included angle formed by the middle tube and the first lower tube ranges from 75 degrees to 55 degrees.

Preferably, a screw hole is formed in one end, adjacent to the convex connecting column, of the concave connecting column, and the diameter of the convex connecting column and the diameter of the concave connecting column range from 3.5 centimeters to 4.5 centimeters.

Preferably, the upper ends of the first hinge piece and the second hinge piece are provided with a shaft ring, the other end of the first hinge piece and the second hinge piece is provided with a screw hole, and the rotating shaft is sleeved in the shaft ring.

Preferably, the first locking rod and the second locking rod are provided with screw holes at outward ends thereof.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model has the advantages that the supporting mechanism is arranged, so that the supporting plate can be used as a backseat for carrying people or goods during running, and can be used as a supporting plate for stabilizing the bicycle body instead of the supporting legs of the traditional bicycle when the bicycle is parked, and the bicycle body is prevented from falling after being subjected to external force;

(2) the utility model discloses a set up folding mechanism, make the automobile body obtain folding ability, when needs park the bicycle, can fold the automobile body and reduce the required area of parking, also can be when self-driving trip, put into the boxcar after folding the bicycle to need from time to time.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the head tube and the front fork of the present invention;

fig. 3 is a schematic structural view of the folding mechanism of the present invention;

fig. 4 is a schematic structural view of the connection between the convex post and the concave post of the present invention.

In the figure: 1. the seat comprises a head pipe, a first lower pipe, a second lower pipe, a third lower pipe, a fourth lower pipe, a fifth lower pipe, a sixth lower pipe, a fifth lower pipe, a sixth lower pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-4, the present invention provides an embodiment: a bicycle frame convenient to park comprises a frame body, a supporting mechanism and a folding mechanism, wherein the folding mechanism is arranged on the frame body, and the supporting mechanism is arranged behind the frame body.

The frame body includes head pipe 1, first low tube 2, second low tube 22, well pipe 3, seat pole 4, back fork 5, steering column 6, front fork 7 and intercommunication axle sleeve 8, the inside at head pipe 1 is cup jointed to the upper end of steering column 6, the other one end fixed connection of steering column 6 is on the top of front fork 7, the one end fixed connection of first low tube 2 is in one side of head pipe 1, the one end of second low tube 22 with the one end of well pipe 3 is all fixed connection on intercommunication axle sleeve 8, first low tube 2 with be equipped with folding mechanism between the second low tube 22, the lower extreme of seat pole 4 slides and cup joints in well pipe 3, the one end fixed connection of back fork 5 is on the outer wall of well pipe 3.

The support mechanism comprises a support plate 9, a rotating rod 10, a rotating shaft sleeve 11, a convex connecting column 12, a concave connecting column 13, a bolt 14, a butterfly nut 15, a first locking rod 23 and a second locking rod 24, wherein the lower end of the rotating rod 10 is rotatably sleeved on the rotating shaft sleeve 11, the other end of the rotating rod 10 is fixedly connected with the support plate 9, one end of the convex connecting column 12 is fixedly connected onto the support plate 9, one end of the concave connecting column 13 is fixedly connected onto the middle pipe 3, the convex connecting column 12 is fixedly connected with the concave connecting column 13 through the bolt 14, one end of the bolt 14 is in threaded sleeve connection with the butterfly nut 15, the first locking rod 23 is fixedly connected onto the rotating rod 10, and the second locking rod 24 is fixedly connected onto the rear fork 5.

Folding mechanism includes first hinge piece 16, second hinge piece 17, axis of rotation 18, fastening bolt 19, fastening nut 20 and handle 21, second hinge piece 17 fixed connection is on first lower tube 2, first hinge piece 16 fixed connection is on second lower tube 22, first hinge piece 16 with the rotation axis 18 rotation connection is passed through to the adjacent one side of second hinge piece 17, first hinge piece 16 with fastening bolt 19 threaded connection is passed through to the opposite side of second hinge piece 17, fastening bolt 19's one end and fastening nut 20 threaded connection, fastening bolt 19's the other end and handle 21 rotate to be connected.

Specifically, the seat rod 4 and the adjacent one end of the middle pipe 3 are both provided with screw holes, and the seat rod 4 is in threaded connection with the middle pipe 3 through a positioning bolt.

Specifically, the head tube 1 and the middle tube 3 are parallel to each other, the first lower tube 2 and the rear fork 5 are parallel to each other, and an included angle formed by the middle tube 3 and the first lower tube 2 ranges from 75 degrees to 55 degrees.

Specifically, a screw hole is formed in one end of the convex connecting column 12 adjacent to one end of the concave connecting column 13, and the diameter range of the convex connecting column 12 and the diameter range of the concave connecting column 13 are between 3.5 cm and 4.5 cm.

Specifically, the upper ends of the first hinge piece 16 and the second hinge piece 17 are provided with a shaft ring, the other ends of the first hinge piece and the second hinge piece are provided with screw holes, and the rotating shaft 18 is sleeved in the shaft ring.

Specifically, the first locking rod 23 and the second locking rod 24 have screw holes at their outward ends.

The working principle is as follows: the lower end of the rotating rod 10 is rotatably sleeved on the rotating shaft sleeve 11, the other end of the rotating rod is fixedly connected with a supporting plate 9, therefore, the supporting plate 9 can rotate along with the rotating rod 10, the supporting plate 9 is fixed on the middle pipe 3 through a convex connecting column 12 and a concave connecting column 13 through a bolt 14, a folding mechanism is positioned on the center line of the circle center connecting line of front and back wheels, the front wheel and the back wheel can be overlapped when the folding mechanism is folded, the supporting plate 9 is rotated to the upper part of the back wheel before riding, after screw holes on the convex connecting column 12 and the concave connecting column 13 are aligned, the bolt 14 and a butterfly nut 15 are used for fixing the supporting plate, the supporting plate 9 can be used as a back seat, then a first hinge piece 16 and a second hinge piece 17 are aligned, a fastening bolt 19 and a fastening nut 20 are installed, a handle 21 is pressed forcibly to fasten the supporting plate, the riding can be carried out at the moment, the butterfly nut 15 and the bolt 14 are taken down, the support plate 9 is rotated to the lower part of the rear wheel, after screw holes on the first locking rod 23 and the second locking rod 24 are aligned, the support plate 9 can be fixed by the bolt 14 and the butterfly nut 15, at the moment, the support plate 9 can be used as a support leg, so that no matter the support plate 9 is used as a rear seat or a support leg, the bolt 14 can lock the position of the support plate 9 to prevent the support plate 9 from moving, and finally, the fastening bolt 19 and the fastening nut 20 are taken down, at the moment, the vehicle body can be folded to be convenient for parking.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a bicycle is with parking frame of being convenient for which characterized in that: the folding bicycle frame comprises a bicycle frame body, a supporting mechanism and a folding mechanism, wherein the folding mechanism is arranged on the bicycle frame body, and the supporting mechanism is arranged behind the bicycle frame body;

the frame body comprises a head pipe (1), a first lower pipe (2), a second lower pipe (22), a middle pipe (3), a seat rod (4), a rear fork (5), a steering rod (6), a front fork (7) and a communicating shaft sleeve (8), the upper end of the steering rod (6) is sleeved inside the head pipe (1), the other end of the steering rod (6) is fixedly connected with the top end of the front fork (7), one end of the first lower pipe (2) is fixedly connected with one side of the head pipe (1), one end of the second lower pipe (22) and one end of the middle pipe (3) are both fixedly connected on the communicating shaft sleeve (8), a folding mechanism is arranged between the first lower pipe (2) and the second lower pipe (22), the lower end of the seat rod (4) is sleeved in the middle pipe (3) in a sliding manner, and one end of the rear fork (5) is fixedly connected to the outer wall of the middle pipe (3);

the support mechanism comprises a support plate (9), a rotating rod (10), a rotating shaft sleeve (11), a convex connecting column (12), a concave connecting column (13), a bolt (14), a butterfly nut (15), a first locking rod (23) and a second locking rod (24), the lower end of the rotating rod (10) is rotatably sleeved on the rotating shaft sleeve (11), the other end of the rotating rod (10) is fixedly connected with a supporting plate (9), one end of the convex connecting column (12) is fixedly connected on the supporting plate (9), one end of the concave connecting column (13) is fixedly connected on the middle pipe (3), the convex connecting column (12) and the concave connecting column (13) are fixedly connected through a bolt (14), a butterfly nut (15) is sleeved at one end of the bolt (14) in a threaded manner, the first locking rod (23) is fixedly connected to the rotating rod (10), and the second locking rod (24) is fixedly connected to the rear fork (5);

folding mechanism includes first hinge piece (16), second hinge piece (17), axis of rotation (18), fastening bolt (19), fastening nut (20) and handle (21), second hinge piece (17) fixed connection is on first low tube (2), first hinge piece (16) fixed connection is on second low tube (22), first hinge piece (16) with the adjacent one side of second hinge piece (17) is passed through axis of rotation (18) and is rotated the connection, first hinge piece (16) with the opposite side of second hinge piece (17) is passed through fastening bolt (19) threaded connection, the one end and the fastening nut (20) threaded connection of fastening bolt (19), the other end and the handle (21) of fastening bolt (19) are rotated and are connected.

2. The bicycle parking frame as claimed in claim 1, wherein: the seat rod (4) and the adjacent end of the middle pipe (3) are provided with screw holes, and the seat rod (4) is in threaded connection with the middle pipe (3) through a positioning bolt.

3. The bicycle parking frame as claimed in claim 1, wherein: the head tube (1) and the middle tube (3) are parallel to each other, the first lower tube (2) and the rear fork (5) are parallel to each other, and the included angle formed by the middle tube (3) and the first lower tube (2) ranges from 75 degrees to 55 degrees.

4. The bicycle parking frame as claimed in claim 1, wherein: the adjacent end of the convex connecting column (12) and the concave connecting column (13) is provided with a screw hole, and the diameter range of the convex connecting column (12) and the concave connecting column (13) is between 3.5 cm and 4.5 cm.

5. The bicycle parking frame as claimed in claim 1, wherein: the upper ends of the first hinge piece (16) and the second hinge piece (17) are provided with shaft rings, the other ends of the first hinge piece and the second hinge piece are provided with screw holes, and the rotating shaft (18) is sleeved in the shaft rings.

6. The bicycle parking frame as claimed in claim 1, wherein: screw holes are formed in the outward ends of the first locking rod (23) and the second locking rod (24).