CN211252896U

CN211252896U - Tricycle rear wheel damping mechanism

Info

Publication number: CN211252896U
Application number: CN201921908902.XU
Authority: CN
Inventors: 刘盟涛
Original assignee: Jianlimei Tianjin Technology Co ltd
Current assignee: Jianlimei Tianjin Technology Co ltd
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-08-14
Anticipated expiration: 2029-11-06

Abstract

The utility model provides a tricycle rear wheel damper, including the back suspension, back suspension both sides articulate respectively has a wheel mounting bracket, the wheel mounting bracket is kept away from the one end of back suspension and is opened there is the shaft mounting hole, just the length direction of shaft mounting hole is perpendicular with the length direction of tricycle, back suspension top is equipped with the back timber, be equipped with the second bumper shock absorber between back timber and the wheel mounting bracket, and second bumper shock absorber one end is articulated with the back timber, and the other end is articulated with the wheel mounting bracket. The utility model discloses a mode of the articulated wheel mounting bracket in rear suspension both sides for unilateral wheel can make an independent upward movement when meetting the barrier again, reduces the automobile body skew, avoids the tricycle to turn on one's side.

Description

Tricycle rear wheel damping mechanism

Technical Field

The utility model belongs to the technical field of the tricycle, especially, relate to a tricycle rear wheel damper.

Background

In the development of a manned tricycle, in order to pursue easy driving of the tricycle, the body of the tricycle is made to be smaller and smaller, and the distance between two rear wheels is also smaller and smaller, so that the stability of the tricycle is reduced.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a tricycle rear wheel damper to increase tricycle stability, avoid the tricycle to take place the phenomenon of turning on one's side in the driving process.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides a tricycle rear wheel damper, includes the rear suspension, rear suspension both sides articulate respectively has a wheel mounting bracket, the wheel mounting bracket is kept away from the one end of rear suspension and is opened there is the shaft mounting hole, just the length direction of shaft mounting hole is perpendicular with the length direction of tricycle, rear suspension top is equipped with the back timber, be equipped with the second bumper shock absorber between back timber and the wheel mounting bracket, and second bumper shock absorber one end is articulated with the back timber, and the other end is articulated with the wheel mounting bracket.

Further, the rear suspension includes two girders that are parallel to each other, every the girder outside is equipped with the third and articulates the ear, two the wheel mounting bracket all includes the second articulated shaft, wheel mounting bracket and girder pass through the second articulated shaft and the third articulates the ear is articulated.

Furthermore, the top beams are respectively arranged above the two main beams and are parallel to the main beams.

Furthermore, the wheel mounting frame comprises a wheel axle mounting beam, the wheel axle mounting beam is arranged parallel to the main beam, and the wheel axle mounting hole is formed in the wheel axle mounting beam.

Furthermore, the wheel mounting frame further comprises a connecting beam, and the second hinge shaft and the wheel shaft mounting beam are fixedly connected with two ends of the connecting beam respectively.

Furthermore, a fifth hinge lug is arranged on the wheel axle mounting beam, a fourth hinge lug is arranged on the top beam, one end of the second shock absorber is hinged to the fourth hinge lug, and the other end of the second shock absorber is hinged to the fifth hinge lug.

Furthermore, this tricycle rear wheel damper still includes the frame, frame tail end bottom is equipped with first articulated shaft, the rear suspension front end is equipped with the articulated cover, articulated cover is overlapped and is located on the first suspension.

Furthermore, the hinge sleeve is fixedly arranged at the front end of the main beam.

Further, first articulated shaft top is equipped with the second articulated ear, two at least a crossbeam has set firmly between the girder, has set firmly first articulated ear on the crossbeam, is equipped with first bumper shock absorber between second articulated ear and the first articulated ear, first bumper shock absorber one end with first articulated ear is articulated, the other end with the second articulated ear is articulated.

Furthermore, support columns extend downwards from two ends of the top beam, and the bottom ends of the support columns are fixedly connected with the main beam.

Compared with the prior art, a tricycle rear wheel damper have following advantage:

the utility model adopts the mode that the wheel mounting frames are hinged on the two sides of the rear suspension, so that the wheels on one side can be lifted independently when meeting obstacles again, the body deviation is reduced, and the side turning of the tricycle is avoided;

adopt frame and suspension to articulate each other, and set up the mode of first bumper shock absorber between frame and back suspension for increase the shock attenuation effect of tricycle, make the passenger take comfortablely.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

FIG. 1 is a schematic view of the overall structure of a frame body of a tricycle;

FIG. 2 is an exploded view of a frame structure of a tricycle;

FIG. 3 is a schematic view of a rear suspension configuration;

FIG. 4 is a schematic view of a wheel mount configuration;

FIG. 5 is a schematic view of a normal driving structure of the tricycle;

fig. 6 is a schematic view of the right side wheel of the tricycle encountering an obstacle.

Description of reference numerals:

1-a vehicle frame; 11-a seat frame; 12-a first articulated shaft; 13-a second hinge ear; 2-rear suspension; 21-a main beam; 211-hinge sleeve; 212-a third hinge ear; 22-a cross beam; 221-a first hinge ear; 23-a first shock absorber; 24-a top beam; 241-a fourth hinge ear; 25-a wheel mount; 251-a second articulated shaft; 252-axle mounting beam; 2521-axle mounting hole; 253-connecting beams; 254-fifth hinge ear; 26-a second shock absorber; 27-a support column; 3-vehicle wheels.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1 and 2, the tricycle rear wheel damping mechanism of the present invention includes a frame 1 and a rear suspension 2, two first hinge shafts 12 horizontally disposed are fixedly disposed at the bottom of the tail end of the frame 1, and the two first hinge shafts 12 are coaxially disposed, two hinge sleeves 211 matched with the first hinge shafts 12 are disposed at the front end of the rear suspension 2, the first hinge shafts 12 are inserted into the hinge sleeves 211, so that the rear suspension 2 can rotate around the first hinge shafts 12, specifically, the frame 1 includes a seat frame 11, and the two first hinge shafts 12 are respectively disposed at two sides of the bottom end of the seat frame 11;

as shown in fig. 3, the rear suspension 2 includes two main beams 21 arranged along the length of the tricycle, two hinge sleeves 211 are respectively and fixedly arranged at the front ends of the two main beams 21, at least two cross beams 22 are arranged between the two main beams 21, a first hinge lug 221 is arranged on the cross beam 22 adjacent to the frame, a second hinge lug 13 is arranged at the tail end of the frame 1, the second hinge lug 13 is arranged above the space between the two first hinge shafts 12, a first shock absorber 23 is arranged between the second hinge lug 13 and the first hinge lug 221, and a piston rod and a cylinder body of a damping cylinder of the first shock absorber 23 are respectively hinged with the first hinge lug 221 and the second hinge lug 13;

referring to fig. 4, the two main beams 21 are respectively connected with a wheel mounting bracket 25, and one end of the wheel mounting bracket 25, which is far away from the main beam 21, is capable of moving in a vertical direction, specifically, a third hinge lug 212 is respectively arranged on the outer side of the two main beams 21, the wheel mounting bracket 25 comprises a second hinge shaft 251 and a wheel axle mounting beam 252, the second hinge shaft 251 passes through the third hinge lug 212 to enable the wheel mounting bracket 25 to be hinged with the main beam 21, the wheel axle mounting beam 252 is parallel to the second hinge shaft 251, the second hinge shaft 251 is parallel to the main beams 21, the wheel axle mounting bracket is horizontally provided with wheel axle mounting holes 2521, the length direction of the wheel axle mounting holes 2521 is perpendicular to the length direction of the tricycle, the wheel axle of the wheel 3 is inserted into the wheel axle mounting holes 2521 to enable the wheel axle to be rotatably connected with the wheel axle mounting beam 252, and the specific installation method is, herein, it is not described again, the wheel mounting bracket 25 can rotate around the second hinge shaft 251, so that the axle mounting beam 252 moves in the vertical direction, at least one connection beam 253 is disposed between the axle mounting beam 252 and the second hinge shaft 251, the connection beam 253 is arc-shaped, the second hinge shaft 251 and the axle mounting beam 252 are respectively connected to two ends of the connection beam 253, specifically, two connection beams 253 are provided, one end of each connection beam 253 is fixedly connected to two ends of the axle mounting amount to form a whole, at least one top beam 24 is disposed above the rear suspension 2, a second shock absorber 26 is disposed between the top beam 24 and the wheel mounting bracket 25, specifically, a top beam 24 is disposed above each main beam 21, the top beam 24 is parallel to the main beams 21, a fourth ear 241 is disposed outside each top beam 24, a fifth ear 254 is disposed on each axle mounting beam 252, the cylinder body and the piston rod of the damping cylinder of the second shock absorber 26 are hinged to the fourth hinging lug 241 and the fifth hinging lug 254 respectively, two ends of each top beam 24 extend downwards to form supporting columns 27, and the supporting columns 27 are fixedly connected with the main beam 21.

With reference to fig. 5 and 6, the tricycle rear wheel damping mechanism according to the present invention, during normal driving, the wheel 3 and the bottom surface are kept vertical, when the tricycle runs to a bumpy road section, when the wheel 3 on one side of the tricycle collides with a barrier, the wheel 3 on the side is lifted upwards, the wheel mounting frame 25 rotates along the second hinge shaft 251, and meanwhile, the second damper 26 contracts, so as to reduce the overall posture change of the tricycle caused by the movement of the wheel 3 on one side in the vertical direction, reduce the center offset of the tricycle during bumping, avoid the tricycle from rolling over on the bumpy road section, and simultaneously form an included angle with the vertical surface when the wheel 3 is lifted on the bumpy road section, so as to increase the distance between the two wheels 3 and the ground contact point, so that the tricycle is more stable, and can be applied to various complex grounds, and increase the applicable terrain of the tricycle; in a turning road section, the tricycle extrudes the shock absorber on one side under the centrifugal action, and the damping cylinder of the shock absorber on the other side prevents the tricycle from inclining, so that the center deviation of the tricycle in turning is reduced, and the tricycle is prevented from turning over on one side in a curve.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a tricycle rear wheel damper which characterized in that: including rear suspension (2), rear suspension (2) both sides articulate respectively has a wheel mounting bracket (25), the one end that rear suspension (2) were kept away from in wheel mounting bracket (25) is opened there is shaft mounting hole (2521), just the length direction of shaft mounting hole (2521) is perpendicular with the length direction of tricycle, rear suspension (2) top is equipped with back timber (24), be equipped with second bumper shock absorber (26) between back timber (24) and wheel mounting bracket (25), and second bumper shock absorber (26) one end is articulated with back timber (24), and the other end is articulated with wheel mounting bracket (25).

2. The tricycle rear wheel shock absorbing mechanism of claim 1, wherein: rear suspension (2) include two girder (21) that are parallel to each other, every girder (21) outside is equipped with third hinge ear (212), two wheel mounting bracket (25) all includes second articulated shaft (251), wheel mounting bracket (25) and girder (21) are articulated through second articulated shaft (251) and third hinge ear (212).

3. The tricycle rear wheel shock absorbing mechanism of claim 2, wherein: the top beams (24) are respectively arranged above the two main beams (21), and the top beams (24) are parallel to the main beams (21).

4. The tricycle rear wheel shock absorbing mechanism of claim 2, wherein: the wheel mounting frame (25) comprises an axle mounting beam (252), the axle mounting beam (252) is arranged in parallel with the main beam (21), and the axle mounting hole (2521) is formed in the axle mounting beam (252).

5. The tricycle rear wheel shock absorbing mechanism of claim 4, wherein: the wheel mounting frame (25) further comprises a connecting beam (253), and the second hinge shaft (251) and the wheel axle mounting beam (252) are fixedly connected and connected with two ends respectively.

6. The tricycle rear wheel shock absorbing mechanism of claim 4, wherein: the wheel shaft mounting beam (252) is provided with a fifth hinge lug (254), the top beam (24) is provided with a fourth hinge lug (241), one end of the second shock absorber (26) is hinged to the fourth hinge lug (241), and the other end of the second shock absorber is hinged to the fifth hinge lug (254).

7. The tricycle rear wheel shock absorbing mechanism of claim 2, wherein: the automobile rear suspension is characterized by further comprising an automobile frame (1), wherein a first hinge shaft (12) is arranged at the bottom of the tail end of the automobile frame (1), a hinge sleeve (211) is arranged at the front end of the rear suspension (2), and the first suspension is sleeved with the hinge sleeve (211).

8. The tricycle rear wheel shock absorbing mechanism of claim 7, wherein: the hinge sleeve (211) is fixedly arranged at the front end of the main beam (21).

9. The tricycle rear wheel shock absorbing mechanism of claim 7, wherein: first articulated shaft (12) top is equipped with second articulated ear (13), two at least crossbeam (22) have set firmly between girder (21), first articulated ear (221) have set firmly on crossbeam (22), be equipped with first bumper shock absorber (23) between second articulated ear (13) and first articulated ear (221), first bumper shock absorber (23) one end with first articulated ear (221) are articulated, the other end with second articulated ear (13) are articulated.

10. The tricycle rear wheel shock absorbing mechanism of claim 3, wherein: and two ends of the top beam (24) extend downwards to form support columns (27), and the bottom ends of the support columns (27) are fixedly connected with the main beam (21).