CN213008558U

CN213008558U - Folding bicycle

Info

Publication number: CN213008558U
Application number: CN202021172245.XU
Authority: CN
Inventors: 刘玉冰
Original assignee: Shenzhen Leqi Intelligent Technology Co ltd
Current assignee: Shenzhen Leqi Intelligent Technology Co ltd
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2021-04-20
Anticipated expiration: 2030-06-23

Abstract

The utility model discloses a folding bicycle, it is including the frame, be fixed with the footboard on the frame, the rear end of frame is equipped with the rear wheel subassembly, the front end of frame is equipped with montant and the two rotates the connection, the lower extreme of montant is equipped with the front wheel subassembly, the upper end of montant is fixed with the handlebar crossbeam, the both ends of handlebar crossbeam are equipped with the handle subassembly respectively, the frame is fixed with between two camber beams including the camber beam that two symmetries set up and holds the box, hold and be equipped with the battery in the box and be used for ordering about rear wheel subassembly moving controller, the footboard strides and locates on two camber beams, the footboard cover in hold the top of box, just the footboard with camber beam fixed connection. The utility model discloses the structure is lighter, after bicycle is folding, has made things convenient for the user to carry greatly and has accomodate, has satisfied user's needs and market demand betterly.

Description

Folding bicycle

Technical Field

The utility model relates to a bicycle especially relates to a folding bicycle.

Background

Along with the enhancement of the consciousness of green travel of people, more and more people like going out through riding a bicycle, but when going out for a long distance or going upstairs and downstairs, a common bicycle has a lot of inconveniences because of being difficult to carry, and some foldable bicycle products appear on the market. However, the frame part of the existing folding bicycle is generally made of metal plates or sectional materials, the whole structure is heavy, and the bicycle is inconvenient to carry and store.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to prior art not enough, provide a folding bicycle of easily accomodating, portable, facilitate the use.

In order to solve the technical problem, the utility model adopts the following technical scheme.

The utility model provides a folding bicycle, its is including the frame, be fixed with the footboard on the frame, the rear end of frame is equipped with the rear wheel subassembly, the front end of frame is equipped with montant and the two rotates the connection, the lower extreme of montant is equipped with the front wheel subassembly, the upper end of montant is fixed with the handlebar crossbeam, the both ends of handlebar crossbeam are equipped with the handle subassembly respectively, the frame is fixed with between two camber beams and holds the box including the camber beam that two symmetries set up, it is equipped with the battery in the box and is used for ordering about rear wheel subassembly moving controller, the footboard is striden and is located on two camber beams, the footboard cover in hold the top of box, just the footboard with camber beam fixed connection.

Preferably, a cover plate is fixed on the top of the accommodating box, and the cover plate is fixed with the accommodating box in a sealing mode.

Preferably, the step is a step made of maple board.

Preferably, the rear end of the pedal is provided with a notch, and the rear wheel assembly is positioned in the notch.

Preferably, two cross bars parallel to each other are fixed between the two bending beams.

Preferably, the side part of the frame is provided with a supporting foot.

Preferably, the handle subassembly is including handle support, upset handle, handle sleeve pipe and round pin axle, the one end of handle support with handlebar crossbeam fixed connection, the other end of handle support is formed with the fork piece that two symmetries set up, the tip of upset handle is formed with the articulated joint, the articulated joint is inserted and is located between two fork pieces, the round pin axle pass two fork pieces with the articulated joint, borrow by round pin axle, two fork pieces with the cooperation of articulated joint makes the upset handle can be relative the handle support upset, the handle sleeve pipe cover is located upset is on the handle and be equipped with the elastic component between the two, borrow by the elasticity that the elastic component was applyed orders about the handle sleeve pipe to handle support direction slides, so that the handle sleeve pipe cover is located the outside of articulated joint and two fork pieces.

The utility model discloses an among the folding bicycle, will the frame design is the structure of two symmetrical camber beams, can be used to the installation fixed box that holds between two camber beams, the footboard strides to be established and be fixed in on two camber beams to constitute the body structure of bicycle, compare the frame that adopts sheet metal or section bar to make among the prior art, the utility model discloses the structure is lighter, after the bicycle is folding, has made things convenient for the user to carry and accomodate greatly, has satisfied user's needs and market demand betterly.

Drawings

FIG. 1 is a first perspective view of the foldable bicycle of the present invention;

FIG. 2 is a second perspective view of the foldable bicycle of the present invention;

FIG. 3 is an exploded view of the foldable bicycle of the present invention;

FIG. 4 is a structural view of the handlebar mechanism in a deployed state;

FIG. 5 is an exploded view of the handlebar mechanism;

FIG. 6 is a partial structural view of the handlebar mechanism;

FIG. 7 is a partial structural view of the handlebar mechanism;

FIG. 8 is a partial structural view of the handlebar mechanism;

FIG. 9 is a structural view of the handle bar mechanism in a folded state.

Detailed Description

The present invention will be described in more detail with reference to the accompanying drawings and examples.

The utility model discloses a folding bicycle, it is shown in combination figure 1 to fig. 9, it is including frame 4, be fixed with footboard 5 on the frame 4, the rear end of frame 4 is equipped with rear wheel subassembly 6, the front end of frame 4 is equipped with montant 7 and the two rotates the connection, the lower extreme of montant 7 is equipped with front wheel subassembly 8, the upper end of montant 7 is fixed with handlebar crossbeam 1, handlebar crossbeam 1's both ends are equipped with handle subassembly 2 respectively, frame 4 is fixed with between two camber beams 40 including the camber beam 40 of two symmetry settings and holds box 9, it is equipped with battery 90 and is used for ordering about to hold in the box 9 rear wheel subassembly 6 moving controller 91, footboard 5 strides and locates on two camber beams 40, footboard 5 cover in hold the top of box 9, just footboard 5 with camber beam 40 fixed connection.

In the above-mentioned bicycle, will frame 4 designs for the structure of two symmetry camber beams 40, can be used to the installation between two camber beams 40 and fixes and hold box 9, footboard 5 strides and establishes and be fixed in on two camber beams 40 to constitute the body construction of bicycle, compare the frame that adopts sheet metal or section bar to make among the prior art, the utility model discloses the structure is lighter, after the bicycle is folding, has made things convenient for the user to carry greatly and has accomodate, has satisfied user's needs and market demand betterly.

Further, a cover plate 92 is fixed to the top of the accommodation box 9, and the cover plate 92 is fixed to the accommodation box 9 in a sealing manner.

As a preferred mode, the step 5 is a step made of maple board. The pedal made of the maple wood is light and easy to machine and form, and meanwhile, the vehicle body is more attractive and has more woody texture.

In this embodiment, the rear end of the pedal 5 is provided with a notch 50, and the rear wheel assembly 6 is located in the notch 50.

In order to provide reinforcement, two parallel cross bars 41 are fixed between the two curved beams 40 in this embodiment.

In this embodiment, the support legs 42 are mounted on the side of the frame 4.

The embodiment further relates to a foldable handlebar mechanism, specifically, the grip assembly 2 includes a handlebar support 20, a turning handle 21, a handlebar sleeve 22 and a pin 23, one end of the handlebar support 20 is fixedly connected to the handlebar cross member 1, two symmetrically arranged fork blocks 200 are formed at the other end of the handlebar support 20, a hinge joint 210 is formed at the end of the turning handle 21, the hinge joint 210 is inserted between the two fork blocks 200, the pin 23 passes through the two fork blocks 200 and the hinge joint 210, the turning handle 21 can be turned relative to the handlebar support 20 by the cooperation of the pin 23, the two fork blocks 200 and the hinge joint 210, the handlebar sleeve 22 is sleeved on the turning handle 21, an elastic member 24 is arranged between the two fork blocks, and the handle sleeve 22 is driven to slide towards the handlebar support 20 by the elastic force exerted by the elastic member 24, so that the handle sleeve 22 is sleeved outside the hinged joint 210 and the two fork blocks 200.

In the above structure, when a user needs to unfold the handlebar mechanism, the handle sleeve 22 needs to be turned horizontally until the hinge joint 210 and the two fork blocks 200 are in the coaxial position, the elastic member 24 applies an elastic force to the handle sleeve 22 and drives the handle sleeve 22 to slide toward the handle support 20 until the handle sleeve 22 is sleeved on the outer sides of the hinge joint 210 and the two fork blocks 200, and the hinge joint 210 and the two fork blocks 200 are fixed relatively by the sleeving action of the handle sleeve 22, so that the handlebar mechanism is unfolded; when the user needs to fold the handle bar mechanism, the handle sleeve 22 is pulled outwards while overcoming the elastic force of the elastic member 24 until the handle sleeve 22 is pulled out from the hinge joint 210 and the outer sides of the two fork blocks 200, and then the handle sleeve 22 is turned in the vertical direction, thereby completing the folding. Based on the structure, make the utility model discloses can fold the handlebar part to further reduce the bicycle volume, only need simple operation can accomplish moreover and fold or expand, consequently made things convenient for user operation and use.

As a preferable mode, the two sides of the hinge joint 210 are respectively provided with a tangent plane 211, the two tangent planes 211 are respectively in sliding fit with the inner walls of the two fork blocks 200, the two sides of the hinge joint 210 are respectively formed with a resisting part 212, the resisting part 212 is located at the edge of the tangent plane 211, the two resisting parts 212 are respectively aligned with the end parts of the two fork blocks 200, the upper corner of the fork block 200 is formed with a right-angled part 201, the lower corner of the fork block 200 is formed with a rounded part 202, and the turning handle 21 can be turned downwards by the fit of the resisting part 212 and the rounded part 202.

Based on the above structure, the turning handle 21 can be turned downwards along the rounded portion 202 in such a way that the turning handle 21 is further turned towards the body of the bicycle, which helps to further reduce the volume of the folded bicycle compared to the turning handle in the way of turning upwards.

In order to better realize the hinge joint, in this embodiment, a bearing 213 is embedded on the hinge joint 210, and the pin 23 passes through the bearing 213.

Preferably, the bearing 213 is a plastic bearing.

In order to better drive the handle sleeve 22 to elastically slide, in this embodiment, the elastic member 24 is a spring, an outer step ring 214 is formed on the outer side of the turnover handle 21, an inner step ring 220 is formed on the inner wall of the handle sleeve 22, the elastic member 24 is sleeved on the turnover handle 21, and two ends of the elastic member 24 elastically abut against the inner step ring 220 and the outer step ring 214, respectively.

In this embodiment, the handle sleeve 22 is sleeved with a handle rubber sleeve 25, and the two are tightly matched. In practical applications, the handle rubber sleeve 25 may be fixed on the handle sleeve 22 based on an interference fit or an elastic tightening manner.

In a preferred embodiment, the handlebar cross member 1 is a hollow tubular cross member.

In order to fix the handle support 20 to the handlebar cross beam 1, in this embodiment, an insertion portion 203 is formed at an end portion of the handle support 20, the insertion portion 203 is inserted into an end opening of the handlebar cross beam 1, a fixing pin 10 penetrates through the handlebar cross beam 1, a bolt 11 is arranged between the two fork blocks 200, the bolt 11 sequentially penetrates through the handle support 20 and the fixing pin 10, and the bolt 11 is screwed and fixed with the fixing pin 10.

In order to better describe the technical solution of the present invention, the present invention further relates to a folding method of a handlebar mechanism, as shown in fig. 1 to 6, the handlebar mechanism includes a handlebar beam 1, two ends of the handlebar beam 1 are respectively provided with a handle assembly 2, the handle assembly 2 includes a handle support 20, a turning handle 21, a handle sleeve 22 and a pin 23, one end of the handle support 20 is fixedly connected to the handlebar beam 1, the other end of the handle support 20 is formed with two symmetrically arranged fork blocks 200, an end of the turning handle 21 is formed with a hinge joint 210, the hinge joint 210 is inserted between the two fork blocks 200, the pin 23 passes through the two fork blocks 200 and the hinge joint 210, and the turning handle 21 can be turned over relative to the handle support 20 by the cooperation of the pin 23, the two fork blocks 200 and the hinge joint 210, the handle sleeve 22 is sleeved on the turning handle 21, and an elastic member 24 is arranged between the handle sleeve and the turning handle 21, wherein the folding method comprises the following steps:

an unfolding step: turning the handle sleeve 22 in the horizontal direction until the hinge joint 210 and the two fork blocks 200 are in the coaxial position, applying an elastic force to the handle sleeve 22 by using the elastic member 24, and driving the handle sleeve 22 to slide toward the handle support 20 until the handle sleeve 22 is sleeved on the outer sides of the hinge joint 210 and the two fork blocks 200, so that the hinge joint 210 and the two fork blocks 200 are relatively fixed by the sleeving action of the handle sleeve 22;

folding: the folding is completed by applying an external force to overcome the elastic force of the elastic member 24 and pull the handle sleeve 22 outward until the handle sleeve 22 is released from the hinge 210 and the outside of the two fork blocks 200, and then turning the handle sleeve 22 in a vertical direction.

Furthermore, the two sides of the hinge joint 210 are respectively provided with a tangent plane 211, the two tangent planes 211 are respectively in sliding fit with the inner walls of the two fork blocks 200, the two sides of the hinge joint 210 are respectively formed with a resisting part 212, the resisting part 212 is located at the edge of the tangent plane 211, the two resisting parts 212 are respectively aligned with the end parts of the two fork blocks 200, the upper end corner of the fork block 200 is formed with a right-angled part 201, and the lower end corner of the fork block 200 is formed with a round part 202;

in this regard, in the folding step, the abutting portion 212 is engaged with the rounded portion 202, so that the turnover handle 21 can be turned downward and the folding is completed.

The above is only the embodiment of the present invention, and is not intended to limit the present invention, and all modifications, equivalent replacements or improvements made within the technical scope of the present invention should be included within the protection scope of the present invention.

Claims

1. The folding bicycle is characterized by comprising a bicycle frame (4), wherein a pedal (5) is fixed on the bicycle frame (4), a rear wheel assembly (6) is arranged at the rear end of the bicycle frame (4), a vertical rod (7) is arranged at the front end of the bicycle frame (4) and is rotatably connected with the front end of the bicycle frame, a front wheel assembly (8) is arranged at the lower end of the vertical rod (7), a handlebar beam (1) is fixed at the upper end of the vertical rod (7), handle assemblies (2) are respectively arranged at two ends of the handlebar beam (1), the bicycle frame (4) comprises two symmetrically arranged bent beams (40), a containing box (9) is fixed between the two bent beams (40), a battery (90) and a controller (91) for driving the rear wheel assembly (6) to run are arranged in the containing box (9), the pedal (5) is arranged on the two bent beams (40) in a crossing manner, and the pedal (5) is covered above the containing box (9), and the pedal (5) is fixedly connected with the camber beam (40).

2. The folding bicycle of claim 1, characterised in that a cover plate (92) is fixed to the top of the containment box (9), and the cover plate (92) is sealingly fixed to the containment box (9).

3. Folding bicycle according to claim 1, characterized in that the footplate (5) is a footplate made of maple board.

4. The folding bicycle of claim 1, characterized in that the rear end of the footboard (5) is provided with a notch (50), the rear wheel assembly (6) being located inside the notch (50).

5. Folding bicycle according to claim 1, characterised in that two mutually parallel transverse bars (41) are fixed between two bent beams (40).

6. The folding bicycle of claim 1, characterized in that the sides of the frame (4) are fitted with support feet (42).

7. The folding bicycle of claim 1, wherein the handle assembly (2) comprises a handle support (20), a turning handle (21), a handle sleeve (22) and a pin (23), one end of the handle support (20) is fixedly connected with the handle beam (1), two symmetrically arranged fork blocks (200) are formed at the other end of the handle support (20), a hinge joint (210) is formed at the end of the turning handle (21), the hinge joint (210) is inserted between the two fork blocks (200), the pin (23) passes through the two fork blocks (200) and the hinge joint (210), the turning handle (21) can be turned relative to the handle support (20) by the cooperation of the pin (23), the two fork blocks (200) and the hinge joint (210), the handle sleeve (22) is sleeved on the turning handle (21) and an elastic member (24) is arranged between the two fork blocks, the handle sleeve (22) is driven to slide towards the handle support (20) by the elastic force exerted by the elastic piece (24), so that the handle sleeve (22) is sleeved outside the hinged joint (210) and the two fork blocks (200).