CN219790407U

CN219790407U - Three-wheeled manpower self-service bicycle

Info

Publication number: CN219790407U
Application number: CN202321202176.6U
Authority: CN
Inventors: 王战军; 王仕杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-18
Filing date: 2023-05-18
Publication date: 2023-10-03
Anticipated expiration: 2033-05-18

Abstract

The utility model discloses a three-wheeled manual self-service bicycle, which comprises a frame, wherein a first transmission device and a second transmission device are arranged below the frame, a first sprocket wheel is arranged on the first transmission device, two second sprocket wheels are arranged on the second transmission device, a rotating shaft is arranged below the frame, a third sprocket wheel is arranged on the rotating shaft, the first sprocket wheel is connected with one of the second sprocket wheels through a transmission chain, the other sprocket wheel is connected with the third sprocket wheel through the transmission chain, and a fourth sprocket wheel is arranged between the first transmission device and the second transmission device; the bicycle comprises a bicycle frame, wherein three light bicycle rims are arranged on the bicycle frame, two riding positions are arranged on the bicycle frame, and a first transmission device and a second transmission device are respectively arranged below the two riding positions. Therefore, the three-wheeled self-service bicycle adopting the structure can solve the problems of poor stability and better technology required by balance force.

Description

Three-wheeled manpower self-service bicycle

Technical Field

The utility model relates to the technical field of tricycles, in particular to a three-wheeled manual self-service bicycle.

Background

Many parks and tourist attractions have double or multi-person bicycles, are deeply loved by families and lovers, and become an indiscriminate tool for the people to play on weekends and holidays and to increase emotion.

The double bicycle comprises two wheels, a frame arranged on the two wheels, a first driving device for driving the wheels to operate and a second driving device for driving the wheels to operate, wherein the publication number CN204210682U is a double bicycle; the wheel is provided with two driving wheels connected, the driving wheels are coaxial with the wheel, the two driving wheels are respectively positioned at two sides of the wheel, and the first driving device and the second driving device are respectively connected with the two driving wheels. The stability is poor, and people with poor balance ability are not benefited to ride, so that a bicycle with good stability and without excessively depending on the balance ability is needed.

Disclosure of Invention

The utility model aims to provide a three-wheeled manual self-service bicycle which solves the technical problems of poor stability and good balance force in the background art.

The utility model provides a three-wheeled manual self-service bicycle, which comprises a frame, wherein a first transmission device and a second transmission device are arranged below the frame, a first sprocket wheel is arranged on the first transmission device, two second sprocket wheels are arranged on the second transmission device, a rotating shaft is arranged below the frame, a third sprocket wheel is arranged on the rotating shaft, the first sprocket wheel is connected with one of the second sprocket wheels through a transmission chain, the other sprocket wheel is connected with the third sprocket wheel through the transmission chain, and a fourth sprocket wheel is arranged between the first transmission device and the second transmission device;

the bicycle comprises a bicycle frame, wherein three light bicycle rims are arranged on the bicycle frame, two riding positions are arranged on the bicycle frame, and a first transmission device and a second transmission device are respectively arranged below the two riding positions.

Preferably, pedals are arranged on the second transmission device and the first transmission device.

Preferably, a protective shell is arranged on each of the first transmission device and the second transmission device.

Preferably, the frame is provided with a mounting frame, and the mounting frame is provided with a mud guard.

Preferably, the front end of the frame is provided with a basket.

Preferably, the carriage and the saddle are mounted on the carriage, the saddle is located in front of the carriage, the backrest is mounted on the saddle and the carriage, the soft cushion layer is wrapped on the saddle, the carriage is provided with the case cover, one side of the case cover is hinged with the carriage through the hinge, and the soft cushion layer is wrapped on the case cover.

Preferably, a handlebar is arranged on the frame, and a bicycle bell is arranged on the handlebar.

Preferably, the chain wheel IV is mounted on the frame through a bearing, and the chain wheel IV is meshed with the transmission chain.

Therefore, the three-wheeled manual self-service bicycle adopting the structure has the advantages and positive effects that:

the light rim is adopted on the tricycle, so that the weight of the tricycle is reduced, a user riding the tricycle is more labor-saving, the stability of the bicycle can be greatly improved by adopting the three-wheel design, and meanwhile, the comfort of the user riding the tricycle is greatly improved due to the fact that the soft cushion layer is wrapped on the carriage, the saddle and the backrest.

The carriage installed on the frame can put personal things into the carriage by a rider, thereby greatly facilitating the travel of the rider.

The technical scheme of the utility model is further described in detail through the drawings and the embodiments.

Drawings

FIG. 1 is a schematic view of a three-wheeled manual self-service bicycle according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a transmission structure of an embodiment of a three-wheeled manual self-service bicycle according to the present utility model;

reference numerals

1. A frame; 2. a sprocket I; 3. a second chain wheel; 4. a sprocket III; 5. a sprocket IV; 6. a mounting base; 7. bicycle rims; 8. a saddle; 9. a backrest; 10. a case cover; 11. foot pedal; 12. a basket; 13. a bell; 14. a mud guard; 15. a mounting frame; 16. a protective shell; 17. a handle bar; 18. and a transmission chain.

Detailed Description

The technical scheme of the utility model is further described below through the attached drawings and the embodiments.

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.

Examples

Fig. 1 is a schematic structural view of an embodiment of a three-wheeled manual self-service bicycle of the present utility model. Fig. 2 is a schematic structural view of a transmission structure of an embodiment of the three-wheeled manual self-service bicycle of the present utility model. As shown in the figure, the tricycle manual self-service bicycle comprises a frame 1, a first transmission device and a second transmission device are arranged below the frame 1, and a protective shell 16 is arranged on each of the first transmission device and the second transmission device. The protection shell 16 is arranged to effectively ensure that the trouser legs of a rider are damaged by the first and second set of transmission devices, the first transmission device is provided with the first sprocket wheel 2, the second transmission device is provided with the second sprocket wheel 3, the rotary shaft is arranged below the frame 1 and is provided with the third sprocket wheel 4, the first sprocket wheel 2 is connected with one of the second sprocket wheels 3 through the transmission chain 18, the other sprocket wheel is connected with the third sprocket wheel 4 through the transmission chain 18, the fourth sprocket wheel 5 is arranged between the first transmission device and the second transmission device, the fourth sprocket wheel 5 is arranged on the frame 1 through a bearing, the fourth sprocket wheel 5 is meshed with the transmission chain 18, and the fourth sprocket wheel 5 can play a role in loosening and straightening the transmission chain 18.

Three light bicycle rims 6 are arranged on the frame 1, and the stability of the tricycle is greatly improved by arranging the three light bicycle rims 6, so that people with poor balancing capability can also experience riding fun. Two riding positions are arranged on the frame 1, the two riding positions are respectively arranged below the two riding positions, and pedals 11 are arranged on the transmission device I and the transmission device II. The bicycle is powered by the rider stepping on the pedals 11. Install mounting bracket 15 on the frame 1, install fender 14 on the mounting bracket 15, can effectually prevent through installation fender 14 that mud dust from splashing on the person of riding to the experience of riding relatively poor in the messenger. Through setting up two positions of riding, make tricycle manpower bicycle can bring the happy of riding for riding the person more.

The bicycle frame 1 front end is installed basket 12, installs carriage 7 and saddle 8 on the frame 1, and saddle 8 is located the place ahead of carriage 7, all installs back 9 on saddle 8 and the carriage 7, all wraps up on saddle 8, carriage 7 and the back 9 and has soft bed course, installs case lid 10 on the carriage 7, and hinge is passed through between hinge and the carriage 7 on one side of case lid 10, and the parcel has soft bed course on the case lid 10. The frame 1 is provided with a handle bar 17, and the handle bar 17 is provided with a bicycle bell 13. By opening the cover 10, the personal belongings are put into the carriage 7, which is more convenient for the rider to ride.

Therefore, the three-wheeled self-service bicycle adopting the structure can solve the problems of poor stability and better balance force requirement.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting it, and although the present utility model has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that: the technical scheme of the utility model can be modified or replaced by the same, and the modified technical scheme cannot deviate from the spirit and scope of the technical scheme of the utility model.

Claims

1. The utility model provides a tricycle manpower self-service bicycle which characterized in that: the bicycle comprises a bicycle frame (1), a first transmission device and a second transmission device are arranged below the bicycle frame (1), a first sprocket wheel (2) is arranged on the first transmission device, two second sprocket wheels (3) are arranged on the second transmission device, a rotating shaft is arranged below the bicycle frame (1), a third sprocket wheel (4) is arranged on the rotating shaft, the first sprocket wheel (2) is connected with one of the second sprocket wheels (3) through a transmission chain (18), the other sprocket wheel is connected with the third sprocket wheel (4) through the transmission chain (18), and a fourth sprocket wheel (5) is arranged between the first transmission device and the second transmission device;

three light bicycle rims (6) are arranged on the bicycle frame (1), two riding positions are arranged on the bicycle frame (1), and a first transmission device and a second transmission device are respectively arranged below the two riding positions.

2. The tricycle manpower self-service bicycle of claim 1, wherein: pedals (11) are arranged on the second transmission device and the first transmission device.

3. The tricycle manpower self-service bicycle of claim 1, wherein: and a protective shell (16) is arranged on each of the first transmission device and the second transmission device.

4. The tricycle manpower self-service bicycle of claim 1, wherein: the frame (1) is provided with a mounting frame (15), and the mounting frame (15) is provided with a mud guard (14).

5. The tricycle manpower self-service bicycle of claim 1, wherein: the front end of the frame (1) is provided with a basket (12).

6. The tricycle manpower self-service bicycle of claim 1, wherein: install carriage (7) and saddle (8) on frame (1), saddle (8) are located the place ahead of carriage (7), saddle (8) with back (9) are all installed in carriage (7), saddle (8) on carriage (7) with all wrap up on back (9) and have soft bed course, install case lid (10) on carriage (7), one side of case lid (10) pass through the hinge with articulated between carriage (7), the parcel has soft bed course on case lid (10).

7. The tricycle manpower self-service bicycle of claim 1, wherein: a handlebar (17) is arranged on the frame (1), and a bell (13) is arranged on the handlebar (17).

8. The tricycle manpower self-service bicycle of claim 1, wherein: the chain wheel IV (5) is arranged on the frame (1) through a bearing, and the chain wheel IV (5) is meshed with the transmission chain (18).