CN212125399U

CN212125399U - Sidecar connecting mechanism of motor tricycle

Info

Publication number: CN212125399U
Application number: CN202020584961.2U
Authority: CN
Inventors: 张锋
Original assignee: Lifeng Group Co Ltd
Current assignee: Lifeng Group Co Ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2020-12-11
Anticipated expiration: 2030-04-17

Abstract

A sidecar connecting mechanism of a motor tricycle comprises a main frame, a sidecar frame, a bidirectional rotating connecting structure arranged between the main frame and the sidecar frame, and a damping structure arranged between the main frame and the sidecar frame. The bidirectional rotating connection structure comprises at least one limiting sleeve arranged on one side, close to the side frame, of the main frame, two connecting parts which are arranged at intervals and are respectively connected with the side frame in a rotating mode, and a connecting rod, wherein two ends of the connecting rod are respectively connected with the two connecting parts, and the middle of the connecting rod penetrates through the limiting sleeve. The sidecar connecting mechanism of the motor tricycle can still keep a stable and stable state when the main frame and the sidecar frame form a height difference in a bumpy road section, and simultaneously reduces the shaking amplitude of the main frame and the sidecar frame when a driving vehicle is in the bumpy road section, so that the driving of the vehicle is more stable.

Description

Sidecar connecting mechanism of motor tricycle

Technical Field

The utility model belongs to the technical field of machinery, especially a motor tricycle's sidecar coupling mechanism.

Background

A side motor tricycle is also called a side motor tricycle, and is a motorcycle structure which is provided with a side car for carrying people on one side of a two-wheeled motorcycle. With the technological progress and the increasing demands of people on life, more and more people start to use motor tricycles, such as transporting goods, long-distance traveling and the like.

The side motor tricycle is mainly connected with the side frame through the main frame, the main frame and the side frame are directly hinged and connected in the existing connecting structure, and when the side motor tricycle runs on a long bumpy road section, the connecting structure cannot bear overlarge pressure, so that the connecting strength of the side motor tricycle is unreliable, and the running stability is poor.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a sidecar connecting mechanism for a three-wheeled motorcycle to solve the above problems.

A sidecar connecting mechanism of a motor tricycle comprises a main frame, a sidecar frame, a bidirectional rotating connecting structure arranged between the main frame and the sidecar frame, and a damping structure arranged between the main frame and the sidecar frame. The bidirectional rotating connection structure comprises at least one limiting sleeve arranged on one side, close to the side frame, of the main frame, two connecting parts which are arranged at intervals and are respectively connected with the side frame in a rotating mode, and a connecting rod, wherein two ends of the connecting rod are respectively connected with the two connecting parts, and the middle of the connecting rod penetrates through the limiting sleeve. The damping structure comprises two adjusting pipe structures arranged on the side frame at intervals, two corresponding upper U-shaped hinge sleeves arranged on the main frame, two lower U-shaped hinge sleeves correspondingly hinged on the adjusting pipe structures, and two dampers correspondingly arranged between the upper U-shaped hinge sleeves and the lower U-shaped hinge sleeves. One end of the shock absorber is hinged to the upper U-shaped hinged sleeve, and the other end of the shock absorber is fixedly connected with the lower U-shaped hinged sleeve.

Further, the main frame comprises a main frame and two main tires which are arranged on two sides of the main frame at intervals.

Further, the limit frame includes that one is the limit car mounting bracket of level setting, and one sets up the limit wheel child of main frame one side is kept away from to limit car mounting bracket.

Furthermore, the adjusting pipe structure comprises a fixed seat fixed on the side frame, an adjusting pipe I inserted into the fixed seat and in threaded connection with the fixed seat, and an adjusting pipe II inserted into one end, far away from the fixed seat, of the adjusting pipe I and in threaded connection with the adjusting pipe I, wherein the adjusting pipe II is hinged to the upper U-shaped hinged sleeve.

Furthermore, a reinforcing nut is arranged between the fixing seat and the first adjusting pipe and between the first adjusting pipe and the second adjusting pipe.

Further, the thread direction of the first adjusting pipe is opposite to that of the second adjusting pipe.

Further, the shock absorbers are arranged along the main frame and inclined downwards towards the side frame.

Furthermore, one end of the connecting rod and the side far away from the connecting part are provided with a limiting part protruding outwards, and the main frame is provided with an anti-collision outer cover corresponding to the limiting part.

Furthermore, the front end of the sidecar mounting frame is provided with a U-shaped limiting fence, and the U-shaped limiting fence is horizontally bent outwards and upwards.

Further, a gap is reserved between the connecting rod and the limiting sleeve.

Compared with the prior art, the utility model provides a pair of motor tricycle's limit car coupling mechanism monolithic connection is reliable, through the mutually supporting between two-way rotation connection structure and the shock-absorbing structure, the main carriage frame forms the difference in height still can keep steady stable state with the limit frame, reduces the main carriage frame of driving the vehicle when the highway section of jolting and the range of rocking between them of limit frame simultaneously, makes the vehicle travel more stably.

Drawings

Fig. 1 is a schematic structural view of a sidecar connecting mechanism of a motor tricycle provided by the present invention.

Fig. 2 is a partially enlarged schematic structural view of a portion a of the sidecar connecting mechanism of the motor tricycle of fig. 1.

Fig. 3 is a schematic view of a shock absorbing structure of the sidecar connecting mechanism of the three-wheeled motorcycle of fig. 1.

Detailed Description

Specific examples of the present invention will be described in further detail below. It should be understood that the description herein of embodiments of the invention is not intended to limit the scope of the invention.

Please refer to fig. 1 to 3, which are schematic structural views of a sidecar connecting mechanism of a three-wheeled motorcycle according to the present invention. A sidecar connecting mechanism of a three-wheeled motorcycle comprises a main frame 10, a sidecar frame 20, a bidirectional rotation connecting structure 30 arranged between the main frame 10 and the sidecar frame 20, and a shock absorption structure 40 arranged between the main frame 10 and the sidecar frame 20. It is contemplated that the sidecar coupling mechanism of the motor tricycle may include other functional components and specific structures, such as frame bumpers, fenders, mounting structures, etc., which are well known to those skilled in the art, and therefore, will not be described in detail herein.

The main frame 10 includes a main frame 11 and two main tires 12 disposed at both sides of the main frame 11 with a space therebetween. The main tire 12 is arranged along the length direction of the main frame 11 and is respectively arranged at the head and the tail of the main frame 11.

The sidecar frame 20 comprises a sidecar mounting frame 21 arranged horizontally and a sidecar tire 22 arranged on one side of the sidecar mounting frame 21 far away from the main frame 10. The sidecar mounting frame 21 is used for mounting sidecars for carrying people or goods. The front end of limit car mounting bracket 21 is equipped with a U-shaped spacing fence 23, U-shaped spacing fence 23 horizontal kickup outward, when U-shaped spacing fence 23 was used for actual driving, prevented that the limit fill breaks away from limit car mounting bracket 21 forward.

The bidirectional rotation connecting structure 30 includes at least one limiting sleeve 31 disposed on one side of the main frame 10 close to the side frame 20, two connecting portions 32 disposed at an interval and respectively rotatably connected to the side frame 20, and a connecting rod 33 having two ends respectively connected to the two connecting portions 32 and a middle portion penetrating through the limiting sleeve 31. The connecting portion 32 is hinged to one side of the side frame 20, that is, a first rotary connecting structure is formed, the middle portion of the connecting rod 33 penetrates through the limiting sleeve 31, a gap is reserved between the connecting rod 33 and the limiting sleeve 31, that is, the connecting rod 33 can rotate relatively in limiting, that is, a second rotary connecting structure is formed. When the vehicle is driven under a bumpy road condition, which results in a height difference between the main frame 10 and the side frame 20, the bidirectional rotation connecting structure 30 can realize the connection and support of the main frame 10 and the bottom of the side frame 20, and simultaneously, the main frame 10 and the side frame 20 always tend to keep a horizontal stable state. In addition, one end of the connecting rod 33 and the side far away from the connecting portion 32 are provided with a limiting portion 34 protruding outwards, and the main frame 10 is provided with an anti-collision outer cover 35 corresponding to the limiting portion 34. It can be thought that a gap is left between the connecting rod 33 and the limiting sleeve 31, so that the connecting rod 33 and the limiting sleeve 31 can shake relatively, and the shake amplitude between the connecting rod 33 and the limiting sleeve 31 is reduced through the mutual matching of the protruding limiting part 34 and the anti-collision outer cover 35.

The shock absorbing structure 40 includes two adjusting tube structures 41 spaced apart from each other on the side frame 20, two upper U-shaped hinge sleeves 42 correspondingly disposed on the main frame 10, two lower U-shaped hinge sleeves 43 correspondingly hinged on the adjusting tube structures 41, and two shock absorbers 44 correspondingly disposed between the upper U-shaped hinge sleeves 42 and the lower U-shaped hinge sleeves 43. One end of the shock absorber 44 is hinged to the upper U-shaped hinge sleeve 42, and the other end of the shock absorber 44 is fixedly connected to the lower U-shaped hinge sleeve 43. The adjusting pipe structure 41 is used for enhancing the connection strength between the shock absorber 44 and the side frame 20, so that the connection point of the shock absorber 44 and the side frame 20 is far away from the side frame 20, the side frame 20 is not interfered, and the structure on the side frame 20 can be conveniently disassembled and assembled. The shock absorber 44 is arranged in a downward inclined mode towards the side frame 20 along the main frame 10, a triangular shock absorption structure 40 is formed among the main frame 10, the side frame 20 and the shock absorption structure 40, so that the connection of the main frame 10 to the top of the side frame 20 is realized, meanwhile, the shock absorber 44 is used for keeping the water stable and constant state when the vehicle is stably driven, the height shaking difference between the main frame 10 and the side frame 20 can be reduced through the shock absorber 44 when the vehicle is driven in a bumpy mode, and the vehicle can run more stably.

The adjusting pipe structure 41 comprises a fixed seat 411 fixed on the side frame 20, an adjusting pipe I412 inserted into the fixed seat 411 and in threaded connection with the fixed seat 411, and an adjusting pipe II 413 inserted into one end, far away from the fixed seat 411, of the adjusting pipe I412 and in threaded connection with the adjusting pipe I412, wherein the adjusting pipe II 413 is hinged to the upper U-shaped hinge sleeve 42. By adjusting the pipe structure 41, a transition structure is formed between the side frame 20 and the shock absorber 44, which is convenient for maintenance and replacement.

And a reinforcing nut 414 is arranged between the fixed seat 411 and the first adjusting pipe 412 and between the first adjusting pipe 412 and the second adjusting pipe 413. A reinforcing nut 414 is provided for preventing loosening of the threaded connection. The thread direction of the first adjusting pipe 412 is opposite to that of the second adjusting pipe 413, and the thread directions of the first adjusting pipe 412 and the second adjusting pipe 413 are opposite, so that the adjusting pipe structure 41 can be more compact, and the truss of the threaded connection structure is stable and reliable.

The above description is only for the preferred embodiment of the present invention and should not be construed as limiting the scope of the present invention, and any modification, equivalent replacement or improvement within the spirit of the present invention is encompassed by the claims of the present invention.

Claims

1. The utility model provides a motor tricycle's sidecar coupling mechanism which characterized in that: the sidecar connecting mechanism of the motor tricycle comprises a main frame, a sidecar frame, a bidirectional rotating connecting structure arranged between the main frame and the sidecar frame and a damping structure arranged between the main frame and the sidecar frame, wherein the bidirectional rotating connecting structure comprises at least one limiting sleeve arranged on one side of the main frame close to the sidecar frame, two connecting parts which are arranged at intervals and are respectively rotatably connected with the sidecar frame and a connecting rod of which both ends are respectively connected with the two connecting parts and the middle part penetrates through the limiting sleeve, the damping structure comprises two adjusting pipe structures arranged on the sidecar frame at intervals, two upper U-shaped hinge sleeves correspondingly arranged on the main frame, two lower U-shaped hinge sleeves correspondingly hinged on the adjusting pipe structures and two dampers correspondingly arranged between the upper U-shaped hinge sleeves and the lower U-shaped hinge sleeves, one end of the shock absorber is hinged to the upper U-shaped hinged sleeve, and the other end of the shock absorber is fixedly connected with the lower U-shaped hinged sleeve.

2. A sidecar connecting mechanism for a three-wheeled motorcycle as claimed in claim 1, wherein: the main frame comprises a main frame and two main tires arranged on two sides of the main frame at intervals.

3. A sidecar connecting mechanism for a three-wheeled motorcycle as claimed in claim 1, wherein: the side frame comprises a side frame mounting frame and a side tire, wherein the side frame mounting frame is horizontally arranged, and the side tire is arranged on one side, far away from the main frame, of the side frame mounting frame.

4. A sidecar connecting mechanism for a three-wheeled motorcycle as claimed in claim 1, wherein: the adjusting pipe structure comprises a fixing seat fixed on the side frame, an adjusting pipe I inserted into the fixing seat and in threaded connection with the fixing seat, and an adjusting pipe II inserted into one end, far away from the fixing seat, of the adjusting pipe I and in threaded connection with the adjusting pipe I, wherein the adjusting pipe II is hinged to the upper U-shaped hinged sleeve.

5. A sidecar connecting mechanism for a three-wheeled motorcycle according to claim 4, wherein: and a reinforcing nut is arranged between the fixing seat and the first adjusting pipe and between the first adjusting pipe and the second adjusting pipe.

6. A sidecar connecting mechanism for a three-wheeled motorcycle according to claim 4, wherein: the thread direction of the first adjusting pipe is opposite to that of the second adjusting pipe.

7. A sidecar connecting mechanism for a three-wheeled motorcycle as claimed in claim 1, wherein: the shock absorber inclines downwards along the main frame towards the side frame.

8. A sidecar connecting mechanism for a three-wheeled motorcycle as claimed in claim 1, wherein: one end of the connecting rod and one side far away from the connecting part are provided with a limiting part protruding outwards, and the main frame is provided with an anti-collision outer cover corresponding to the limiting part.

9. A sidecar connecting mechanism for a three-wheeled motorcycle as claimed in claim 3, wherein: the front end of the sidecar mounting frame is provided with a U-shaped limiting fence, and the U-shaped limiting fence is horizontally bent upwards outwards.

10. A sidecar connecting mechanism for a three-wheeled motorcycle as claimed in claim 1, wherein: a gap is reserved between the connecting rod and the limiting sleeve.