CN219565374U - Independent damping suspension behind tricycle, tricycle rear axle and tricycle - Google Patents

Abstract

The utility model provides a tricycle rear independent damping suspension, a tricycle rear axle and a tricycle, which comprise a swing arm base body and a spring damper assembly, wherein a reinforcing rib is arranged on the swing arm base body, one end of the swing arm base body is provided with a rotating shaft, the spring damper assembly comprises a damper, a damper mounting plate and a spiral spring, the damper mounting plate is fixedly arranged on the swing arm base body, one end of the damper is connected with the damper mounting plate, the other end of the damper is connected with a frame, and the spiral spring is sleeved on the damper. By reasonable arrangement and matching, the mounting points of the springs are almost as wide as the wheel track, so that the anti-rolling capability of the whole vehicle can be obvious, the springs are not limited by longitudinal space, the bearing function is realized, and the requirement of rear suspension smoothness can be met; the novel multifunctional electric bicycle is convenient to produce and manufacture, is assembled on site, is maintained after sale, and can realize surplus structural space, save space in the middle part and perform other functional structural arrangement compared with the prior art.

Description

Independent damping suspension behind tricycle, tricycle rear axle and tricycle

Technical Field

The utility model relates to the technical field of electric tricycles, in particular to an independent damping suspension behind a tricycle, a tricycle rear axle and a tricycle.

Background

Along with the development of social economy and the improvement of urban level, population is more and more concentrated, corresponding environmental sanitation requirements are more and more high, in the city, garbage and dust are easily accumulated on the road surface, and the garbage and the dust need to be treated in time, otherwise, the urban appearance is influenced, and the healthy trip of people is also influenced. The sanitation truck is a special vehicle for urban capacity arrangement and cleaning, and needs a water tank with larger capacity and a dustbin to cooperate to finish the operation. Currently, the rear axle of an electric tricycle is generally an integral axle, and is borne by a leaf spring and plays a role in guiding. In view of the fact that the wheelbase of the tricycle is relatively short, the arrangement space of the rear axle for the leaf springs is not large, so that the rigidity of the leaf springs is large generally, and the smoothness of the whole tricycle is poor; the wheel track is narrow, and the leaf springs must be arranged on the inner side of the wheels, so that the whole vehicle has poor anti-roll capability.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide an independent damping suspension for the rear of a tricycle, a tricycle rear axle and a tricycle.

The utility model provides a rear independent damping suspension of a tricycle, which comprises a swing arm base body and a spring damper assembly, wherein a reinforcing rib is arranged on the swing arm base body, one end of the swing arm base body is provided with a rotating shaft, the spring damper assembly comprises a damper, a damper mounting plate and a spiral spring, the damper mounting plate is fixedly arranged on the swing arm base body, one end of the damper is connected with the damper mounting plate, the other end of the damper is connected with a frame, and the spiral spring is sleeved on the damper.

Preferably, the reinforcing ribs comprise a reinforcing rib I, a reinforcing rib II, a reinforcing rib III, a reinforcing rib IV and a reinforcing rib V, wherein the reinforcing rib I is welded on the outer side of one end of the swing arm base body, the reinforcing rib II and the reinforcing rib III are respectively welded on the inner side of one end of the swing arm base body, and the reinforcing rib IV and the reinforcing rib V are respectively welded on the outer side of the other end of the swing arm base body.

Preferably, the damper mounting plate is welded to the fourth and fifth reinforcing ribs, respectively.

Preferably, the spring damper assembly further comprises a damper mounting shaft connected to the swing arm base through the damper mounting plate, and the damper mounting shaft is connected to the damper.

Preferably, the damper is mounted on a side facing the hub, and the distance between the two coil springs at the rear wheel is as wide as the hub distance.

Preferably, the device further comprises a rotating shaft sleeve, a double-end stud, a nut and tapered roller bearings, wherein the rotating shaft sleeve is sleeved on the rotating shaft, the tapered roller bearings are arranged at two ends of the inside of the rotating shaft sleeve and are connected with two ends of the rotating shaft, the double-end stud is arranged at the inner ring of the tapered roller bearing, and the double-end stud is fixedly connected with the frame and the hub through the nut respectively.

Preferably, the swing arm base body is provided with an in-wheel motor mounting point.

Preferably, the swing arm base body is provided with a plurality of fixing holes, and the plurality of fixing holes are connected with a frame or a dustbin or a water tank or a battery pack which are arranged in the middle space.

In a second aspect, the utility model also provides a tricycle rear axle comprising a tricycle rear independent damping suspension.

In a third aspect, the present utility model also provides a tricycle, including a tricycle rear axle.

Compared with the prior art, the utility model has the following beneficial effects:

(1) By reasonable arrangement and matching, the mounting points of the springs are almost as wide as the wheel track, so that the anti-rolling capability of the whole vehicle can be obvious, the springs are not limited by longitudinal space, the bearing function is realized, and the requirement of rear suspension smoothness can be met;

(2) Compared with the prior art, the utility model can realize surplus structural space, saves space in the middle part, can perform other functional structural arrangement, and can be used for forming a dustbin or a water tank or a rechargeable battery of the sanitation vehicle.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a front view of a rear independent suspension of the present utility model;

FIG. 2 is a left side view of the rear independent suspension of the present utility model;

FIG. 3 is a top view of the rear independent suspension of the present utility model;

FIG. 4 is a front view of the rear axle of the present utility model;

fig. 5 is a left side view of the rear axle of the present utility model.

Reference numerals in the drawings:

the device comprises a rotating shaft sleeve 1, a double-end stud 2, a nut 3, a tapered roller bearing 4, a first reinforcing rib 5, a swing arm base body 6, a damper mounting plate 7, a spring damper assembly 8, a second reinforcing rib 9, a hub motor mounting point 10, a third reinforcing rib 11, a fourth reinforcing rib 12, a fifth reinforcing rib 13, a damper mounting shaft 14 and a damper lower mounting point 15.

Detailed Description

The present utility model will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the present utility model, but are not intended to limit the utility model in any way. It should be noted that variations and modifications could be made by those skilled in the art without departing from the inventive concept. These are all within the scope of the present utility model.

Example 1

The utility model provides a rear independent damping suspension of a tricycle, which is shown in figures 1-3 and comprises a rotating shaft sleeve 1, a stud 2, a nut 3, tapered roller bearings 4, a swing arm matrix 6 and a spring damper assembly 8, wherein the rotating shaft sleeve 1 is sleeved on a rotating shaft, the tapered roller bearings 4 are arranged at two ends inside the rotating shaft sleeve 1, the tapered roller bearings 4 are connected with two ends of the rotating shaft, the stud 2 is arranged at the inner ring of the tapered roller bearings 4, and the stud 2 is fixedly connected with a frame and a hub respectively through the nut 3. The swing arm base body 6 is provided with a reinforcing rib and a hub motor mounting point 10, one end of the swing arm base body 6 is provided with a rotating shaft, and preferably, the swing arm base body 6 is provided with a plurality of fixing holes which are connected with a frame or a dustbin or a water tank or a battery pack arranged in the middle space. When the wheel runs on a bumpy road surface, the swing arm base body 6 swings around the stud 2, and the spring damper assembly 8 achieves a damper damping function through compression and stretching.

The lower end of the spring damper assembly 8 is hinged at a damper lower mounting point 15 by a damper mounting shaft 14. The upper end of the spring damper assembly 8 is hinged on the frame, and the rear independent suspension is simple in structure and convenient to manufacture and assemble. The spring damper assembly 8 comprises a damper, a damper mounting plate 7, a damper mounting shaft 14 and a spiral spring, wherein the damper mounting plate 7 is fixedly arranged on the swing arm base body 6, one end of the damper is connected with the damper mounting plate 7, the other end of the damper is connected with the frame, and the spiral spring is sleeved on the damper. The damper mounting shaft 14 penetrates the damper mounting plate 7 to be connected with the swing arm base 6, and the damper mounting shaft 14 is connected with the damper. The shock absorber is arranged on one side facing the hub, and the distance between the two spiral springs at the rear wheel is as wide as the hub distance.

The strengthening rib includes strengthening rib one 5, strengthening rib two 9, strengthening rib three 11, strengthening rib four 12 and strengthening rib five 13, and the welding of strengthening rib one 5 is in the outside of swing arm base member 6 one end, and the welding of strengthening rib two 9 and strengthening rib three 11 respectively is in the inboard of swing arm base member 6 one end, and the welding of strengthening rib four 12 and strengthening rib five 13 respectively is in the outside of the swing arm base member 6 other end, can promote the structural strength and the rigidity of independent damping suspension behind the back, can guarantee the transverse and longitudinal rigidity of vehicle. The transverse installation position of the shock absorber can be clearly defined in the shock absorber installation plate 7, the shock absorber installation plate 7 is welded with the reinforcing ribs four 12 and the reinforcing ribs five 13 respectively, the rigidity of the shock absorber installation point can be guaranteed, the anti-roll performance of a vehicle can be improved, wheels can be better clung to the ground, and then the normal running of the vehicle is guaranteed.

Example 2

The utility model also provides a tricycle rear axle, as shown in fig. 4-5, comprising the tricycle rear independent damping suspension in the embodiment 1.

Example 3

The utility model also provides a tricycle, comprising the tricycle rear axle in the embodiment 2.

In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The foregoing describes specific embodiments of the present utility model. It is to be understood that the utility model is not limited to the particular embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without affecting the spirit of the utility model. The embodiments of the utility model and the features of the embodiments may be combined with each other arbitrarily without conflict.

Claims (10)

1. Independent shock attenuation suspension behind tricycle, a serial communication port, including swing arm base member (6) and spring damper assembly (8), be provided with the strengthening rib on swing arm base member (6), just swing arm base member (6) one end is provided with the pivot, spring damper assembly (8) are including bumper shock absorber, bumper shock absorber mounting panel (7) and coil spring, bumper shock absorber mounting panel (7) are fixed to be set up on swing arm base member (6), the one end of bumper shock absorber is connected bumper shock absorber mounting panel (7), the frame is connected to the other end of bumper shock absorber, the coil spring cover is established on the bumper shock absorber.

2. The tricycle rear independent damping suspension according to claim 1, wherein the reinforcing ribs comprise a first reinforcing rib (5), a second reinforcing rib (9), a third reinforcing rib (11), a fourth reinforcing rib (12) and a fifth reinforcing rib (13), the first reinforcing rib (5) is welded on the outer side of one end of the swing arm base body (6), the second reinforcing rib (9) and the third reinforcing rib (11) are respectively welded on the inner side of one end of the swing arm base body (6), and the fourth reinforcing rib (12) and the fifth reinforcing rib (13) are respectively welded on the outer side of the other end of the swing arm base body (6).

3. The rear independent damping suspension of claim 2, wherein the damper mounting plate (7) is welded to the fourth (12) and fifth (13) reinforcing bars, respectively.

4. A rear independent damping suspension for a tricycle according to claim 3 characterised in that the spring damper assembly (8) further comprises a damper mounting shaft (14), the damper mounting shaft (14) being connected to the swing arm base (6) through the damper mounting plate (7) and the damper mounting shaft (14) being connected to the damper.

5. The rear independent damping suspension for a tricycle of claim 4 wherein said damper is mounted on a side facing the hub and the distance between two of said coil springs at the rear wheel is the same as the hub distance.

6. The rear independent damping suspension of a tricycle according to claim 1, further comprising a rotating shaft sleeve (1), a stud (2), a nut (3) and tapered roller bearings (4), wherein the rotating shaft sleeve (1) is sleeved on the rotating shaft, the tapered roller bearings (4) are arranged at two ends inside the rotating shaft sleeve (1), the tapered roller bearings (4) are connected with two ends of the rotating shaft, the stud (2) is arranged at the inner ring of the tapered roller bearings (4), and the stud (2) is fixedly connected with a frame and a hub respectively through the nut (3).

7. The rear independent damping suspension of a tricycle according to claim 1, characterised in that the swing arm base (6) is provided with an in-wheel motor mounting point (10).

8. The rear independent damping suspension of a tricycle according to claim 1, wherein the swing arm base body (6) is provided with a plurality of fixing holes, and the plurality of fixing holes are connected with a frame or a dustbin or a water tank or a battery pack arranged in a middle space.

9. A rear axle of a tricycle comprising a rear independent shock absorbing suspension according to any one of claims 1 to 8.

10. A tricycle comprising the tricycle rear axle of claim 9.