CN215436755U

CN215436755U - Folding bicycle with protective structure

Info

Publication number: CN215436755U
Application number: CN202120835129.XU
Authority: CN
Inventors: 李锡如; 李志鹏
Original assignee: Huanrui Tianjin Electric Vehicle Technology Co ltd
Current assignee: Huanrui Tianjin Electric Vehicle Technology Co ltd
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2022-01-07
Anticipated expiration: 2031-04-22

Abstract

The utility model discloses a folding bicycle with a protective structure, which relates to the technical field of electric bicycles and comprises a bicycle body, wherein the bicycle body comprises a seat tube, a connecting tube, a front wheel and a rear wheel, the front wheel and the rear wheel are respectively installed at two ends of the bicycle body, the seat tube is arranged between the front wheel and the rear wheel, one side of the seat tube is connected with the connecting tube, the connecting tube is adaptive to the front wheel, one end of the connecting tube is connected with a head tube, the upper end of the head tube is connected with a bicycle head bowl group, the lower end of the head tube is connected with a front fork, one end of the front fork is connected with the front wheel, the lower end of the seat tube is provided with a fluted disc, the outer side of the fluted disc is connected with a chain, one side of the seat tube is connected with a rear fork, the rear fork is adaptive to the rear wheel, the surfaces of two opposite sides of the rear wheel are respectively provided with a flywheel, and the chain is connected with the flywheel. The air cylinder connected with the bottom end of the seat tube buffers the weight pressure of a rider, the riding comfort is improved, and the buffer block connected with the inner side of the fixing plate buffers potential energy impact force generated when a vehicle runs, so that the vehicle is protected.

Description

Folding bicycle with protective structure

Technical Field

The utility model relates to the technical field of electric bicycles, in particular to a folding bicycle with a protection structure.

Background

An electric bicycle is an electromechanical integrated personal transportation tool which takes a storage battery as auxiliary energy and is provided with a motor, a controller, the storage battery, a rotating handle brake handle and other control parts and a display instrument system, a frame of a three-folding electric bicycle can be folded into three sections, and the common electric bicycle can be only folded into two sections, so that the three-folding electric bicycle has better folding effect, is smaller, is more convenient to carry and is more convenient to be placed in the space of a trunk of an automobile, the smallest trunk can be used for placing two automobiles, and if the trunk of an SUV (sports utility vehicle) can be used for placing 4-5 automobiles, so that customers can take the place of walking for several kilometers, travel in the outings, visit markets, also can be in markets, and utilize the advantages and the characteristics of the product to enter the markets, pull and push, particularly abroad, such as Korea, Japan can go to buses, subways and high-speed railways, and can enter offices, convenient use, simple operation, dexterity and characteristics: the three-folding electric bicycle has the advantages that the appearance is attractive, lines are smooth, the folding effect is excellent, and the three-folding electric bicycle gives joyful, interesting and special and noble aesthetic feeling to people in the folding process;

lack certain protective structure in present three folding electric bicycle use, ride passerby's comfort level when using and wait to strengthen to not enough to electric bicycle self's safeguard mechanism, stability in use and durability wait to improve. To this end, we propose a folding bicycle with a protective structure.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a folding bicycle with a protection structure, which can effectively solve the problems in the background technology by adding a buffer protection structure for a rider and an electric bicycle.

In order to achieve the purpose, the utility model adopts the technical scheme that: a folding bicycle with a protective structure comprises a bicycle body, wherein the bicycle body comprises a seat tube, a connecting tube, a front wheel and a rear wheel, the front wheel and the rear wheel are respectively installed at two ends of the bicycle body, the seat tube is arranged between the front wheel and the rear wheel, one side of the seat tube is connected with the connecting tube, the connecting tube is matched with the front wheel, one end of the connecting tube is connected with a head tube, the upper end of the head tube is connected with a head bowl group, the lower end of the head tube is connected with a front fork, one end of the front fork is connected with the front wheel, the lower end of the seat tube is provided with a fluted disc, the outer side of the fluted disc is connected with a chain, one side of the seat tube is connected with a rear fork, the rear fork is matched with the rear wheel, the opposite side surfaces of the rear wheel are respectively provided with a flywheel, the chain is connected with the flywheel, one end of the connecting tube is connected with a bent part, one end of the rear fork is connected with a rotating shaft, and the opposite outer surfaces of the rear wheel are respectively provided with a fixing plate, the rear fork is connected with the fixed plate, and a buffer block is arranged between the inner side surface of the fixed plate and the flywheel.

Preferably, the seat pipe bottom is provided with the sleeve pipe, seat pipe and sleeve pipe snap fit, be connected with the governing valve between the sleeve pipe outside and the seat pipe, the sleeve pipe carries out the suit to the seat pipe to form the flexible effect of seat pipe, adjust as fastening limit structure the use height of seatpad, the governing valve.

Preferably, the seat pipe lower extreme is connected with the cylinder, the cylinder suits with the fluted disc position, installs the cylinder to carry out the slowly-releasing to the pushing down force of riding passerby's weight, promote the use comfort of riding passerby.

Preferably, the handlebar is connected with the head bowl group upper end, is convenient for hold and control the vehicle.

Preferably, the outer sides of the front wheel and the rear wheel are both connected with wheel frames, so that the use strength and the stability of the tire are enhanced.

Preferably, fluted disc one side is connected with the storing groove, tramples electric bicycle, and the mode of riding is more various, and the storing performance in order to strengthen this electric bicycle in the storing groove improves the practicality.

Preferably, the interior of the connecting pipe is a hollow structure, and a battery is arranged in the hollow structure in the connecting pipe and is used as an electric driving mechanism of the electric bicycle.

Preferably, the apron is installed in the connecting pipe outside, apron one side is connected with the roller, the roller is connected with the connecting pipe, the apron suits with the battery, and the apron covers the connecting pipe and puts the protection to form corresponding protection to the battery.

Preferably, buffer block one side is connected with the buckle, buckle one end is connected with the fixed plate, and the buckle is connected fixedly to the buffer block.

The utility model has the following beneficial effects:

the buffering and protecting structure of the three-folding electric bicycle is formed by connecting an air cylinder with the bottom end of a seat tube, and the inner side surface of a fixing plate is connected with a buffering block, wherein the air cylinder is used for buffering the weight pressure of a rider to improve the riding comfort, and the buffering block connected with the inner side of the fixing plate is used for buffering the potential energy impact force generated when a vehicle runs to form a protecting effect on the vehicle.

The three-folding electric bicycle is folded for the first time by the aid of the bending part connected with one end of the connecting pipe and folded for the second time by the aid of the rotating shaft connected with one end of the rear fork, so that the three-folding electric bicycle is convenient to transport and carry, and the three-folding electric bicycle is unfolded for the second time by the aid of the bending part matched with the rotating shaft when the three-folding electric bicycle is unfolded for use, so that the electric bicycle is used.

The electric bicycle has the advantages of being small in size, light in weight, high in gear, durable, interesting and convenient to use, convenient to carry and capable of meeting requirements of all people, and has the greatest characteristics that the economic benefit is obvious and the international market demand is wide along with the continuous increase of the market demand, and the electric bicycle is suitable for different countries.

Drawings

FIG. 1 is a schematic view of an overall structure of a foldable bicycle with a protective structure according to the present invention;

FIG. 2 is a front view of the foldable bicycle with a protective structure of the present invention;

FIG. 3 is a schematic diagram of a battery position structure of the foldable bicycle with a protective structure according to the present invention;

FIG. 4 is an enlarged view of a portion of the foldable bicycle with a shielding structure shown in FIG. 2A;

fig. 5 is a partially enlarged view of the foldable bicycle with the protective structure shown in fig. 2 at B.

In the figure: 1. a handlebar; 2. a headset; 3. a front wheel; 4. a rear wheel; 5. a front fork; 6. a rear fork; 8. a seat tube; 10. a sleeve; 11. adjusting a valve; 12. a fluted disc; 13. a chain; 14. a flywheel; 15. a wheel frame; 16. a storage tank; 17. a connecting pipe; 18. a bending section; 19. a battery; 20. a cover plate; 21. a roll shaft; 22. buckling; 23. a buffer block; 24. a fixing plate; 25. a head pipe; 26. a rotating shaft; 28. a cylinder; 29. a vehicle body.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The first embodiment is as follows:

please refer to fig. 1-5: a folding bicycle with a protective structure comprises a bicycle body 29, wherein the bicycle body 29 comprises a seat tube 8, a connecting tube 17, a front wheel 3 and a rear wheel 4, the front wheel 3 and the rear wheel 4 are respectively installed at two ends of the bicycle body 29, the seat tube 8 is arranged between the front wheel 3 and the rear wheel 4, the connecting tube 17 is connected to one side of the seat tube 8, the connecting tube 17 is adaptive to the front wheel 3, one end of the connecting tube 17 is connected with a head tube 25, the upper end of the head tube 25 is connected with a headset 2, the lower end of the head tube 25 is connected with a front fork 5, one end of the front fork 5 is connected with the front wheel 3, the lower end of the seat tube 8 is provided with a fluted disc 12, the outer side of the fluted disc 12 is connected with a chain 13, one side of the seat tube 8 is connected with a rear fork 6, the rear fork 6 is adaptive to the rear wheel 4, flywheels 14 are respectively installed on opposite side surfaces of the rear wheel 4, the chain 13 is connected with the flywheel 14, one end of the connecting tube 17 is connected with a bending part 18, one end of the rear fork 6 is connected with a rotating shaft 26, fixing plate 24 is respectively installed on opposite outer surfaces of the rear wheel 4, the rear fork 6 is connected with a fixed plate 24, and a buffer block 23 is arranged between the inner side surface of the fixed plate 24 and the flywheel 14, so that the buffer protection effect on potential energy impact force during the running of the vehicle is enhanced.

Example two:

please refer to fig. 1-5: the bottom end of a seat tube 8 of the folding bicycle with the protection structure is provided with a sleeve 10, the seat tube 8 is matched with the sleeve 10 in a clamping way, the seat tube 8 is sleeved inside the sleeve 10 and forms a telescopic fit with the sleeve 10, a regulating valve 11 is connected between the outer side of the sleeve 10 and the seat tube 8 and serves as a fastening structure to fix the position of the seat tube 8, the lower end of the seat tube 8 is connected with a cylinder 28, the cylinder 28 is matched with a fluted disc 12 to strengthen the use protection effect and comfort of a rider, the upper end of a head bowl group 2 is connected with a handlebar 1 to facilitate control, wheel frames 15 are connected to the outer sides of a front wheel 3 and a rear wheel 4 to improve the use strength of the front wheel 3 and the rear wheel 4, a storage groove 16 is connected to one side of the fluted disc 12 to facilitate collection and arrangement of relevant sundries and improve the practicability, the inside of the connecting tube 17 is of a hollow structure, a battery 19 is arranged in the hollow structure inside the connecting tube 17, as an electric driving mechanism of the electric bicycle, a cover plate 20 is installed outside a connecting pipe 17, a roller shaft 21 is connected to one side of the cover plate 20, the roller shaft 21 is connected to the connecting pipe 17, the cover plate 20 is adapted to a battery 19, the battery 19 is placed in the connecting pipe 17, the cover plate 20 is used for covering protection, a buckle 22 is connected to one side of a buffer block 23, one end of the buckle 22 is connected to a fixing plate 24, and the buckle 22 is used for connecting and fixing the buffer block 23.

It should be noted that, the present invention is a folding bicycle with protective structure, in the operation and use process, the three-folding electric bicycle uses the bending part 18 connected with one end of the connecting pipe 17 to fold once, and uses the rotating shaft 26 connected with one end of the rear fork 6 to fold twice, thereby the electric bicycle is folded three times, which is convenient for transportation and carrying, when it is unfolded for use, the bending part 18 is also used to open twice in cooperation with the rotating shaft 26, thereby the electric bicycle is used, the buffer protective structure of the three-folding electric bicycle comes from the air cylinder 28 connected with the bottom end of the seat pipe 8, and the inner side surface of the fixing plate 24 is connected with the buffer block 23, wherein the air cylinder 28 buffers the weight pressure of the rider, the riding comfort is improved, the buffer block 23 connected with the inner side of the fixing plate 24 buffers the potential energy impact force when the bicycle runs, form the safeguard effect to the vehicle, buffer block 23 utilizes buckle 22 to connect, is convenient for carry out dismouting maintenance and change to it, keeps its performance.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a folding bicycle with protective structure, includes automobile body (29), automobile body (29) is including seat pipe (8), connecting pipe (17), front wheel (3) and rear wheel (4) are installed respectively to automobile body (29) both ends, be provided with seat pipe (8) between front wheel (3) and rear wheel (4), seat pipe (8) one side is connected with connecting pipe (17), connecting pipe (17) suit its characterized in that with front wheel (3):

one end of the connecting pipe (17) is connected with a head pipe (25), the upper end of the head pipe (25) is connected with a head bowl group (2), the lower end of the head pipe (25) is connected with a front fork (5), one end of the front fork (5) is connected with a front wheel (3), the lower end of the seat pipe (8) is provided with a fluted disc (12), the outer side of the fluted disc (12) is connected with a chain (13), one side of the seat pipe (8) is connected with a rear fork (6), and the rear fork (6) is adapted to a rear wheel (4);

the rear wheel is characterized in that flywheels (14) are mounted on two opposite side surfaces of the rear wheel (4), the chain (13) is connected with the flywheels (14), one end of the connecting pipe (17) is connected with a bending portion (18), one end of the rear fork (6) is connected with a rotating shaft (26), a fixing plate (24) is mounted on two opposite outer surfaces of the rear wheel (4), the rear fork (6) is connected with the fixing plate (24), and a buffer block (23) is mounted between the inner side surface of the fixing plate (24) and the flywheels (14).

2. A foldable bicycle with a shelter structure, as claimed in claim 1, wherein: the base pipe (8) bottom is provided with sleeve pipe (10), base pipe (8) and sleeve pipe (10) clamp the cooperation, be connected with governing valve (11) between sleeve pipe (10) outside and base pipe (8).

3. A foldable bicycle with a shelter structure, as claimed in claim 1, wherein: the lower end of the seat tube (8) is connected with an air cylinder (28), and the air cylinder (28) is matched with the position of the fluted disc (12).

4. A foldable bicycle with a shelter structure, as claimed in claim 1, wherein: the upper end of the headstock bowl group (2) is connected with a handlebar (1).

5. A foldable bicycle with a shelter structure, as claimed in claim 1, wherein: the outer sides of the front wheel (3) and the rear wheel (4) are both connected with wheel frames (15).

6. A foldable bicycle with a shelter structure, as claimed in claim 1, wherein: one side of the fluted disc (12) is connected with a storage groove (16).

7. A foldable bicycle with a shelter structure, as claimed in claim 1, wherein: the inside of the connecting pipe (17) is of a hollow structure, and a battery (19) is arranged in the hollow structure inside the connecting pipe (17).

8. A foldable bicycle with protective structure, according to claim 7, characterized in that: apron (20) are installed in connecting pipe (17) outside, apron (20) one side is connected with roller (21), roller (21) are connected with connecting pipe (17), apron (20) suit with battery (19).

9. A foldable bicycle with a shelter structure, as claimed in claim 1, wherein: one side of the buffer block (23) is connected with a buckle (22), and one end of the buckle (22) is connected with the fixing plate (24).