CN209739261U - Anti-bumping self-adaptive adjustment wheel assembly for tricycle - Google Patents

Abstract

The utility model discloses an anti-bumping self-adaptive adjusting wheel assembly for a tricycle, wherein a connecting block is sleeved on a stand column, and the stand column is fixed on a frame through the connecting block; two adjusting springs are arranged in the connecting block by taking the axis of the upright post as a symmetrical shaft, one end of each adjusting spring props against the side surface of the upright post, and the other end of each adjusting spring props against the connecting block from the inner side; the wheels are connected with the connecting plate at the bottom end of the upright post through the shock absorption oil cylinders symmetrically arranged at two sides. The utility model has simple structure design, the added parts are cheaper, the cost of the whole vehicle can not be increased, and the market is favorable for wide popularization and application; the automatic adjustment can be carried out according to the condition of the road surface when the vehicle runs on the uneven road section, the violent bumping degree of the vehicle is reduced, the riding comfort is improved, the bumping frequency is effectively reduced, the abrasion to the loss of the vehicle is reduced, the safety and the stability of the vehicle condition after long-term driving are ensured, the service life is prolonged, and the maintenance cost is reduced.

Description

Anti-bumping self-adaptive adjustment wheel assembly for tricycle

Technical Field

The utility model relates to a wheel subassembly specifically is a tricycle is with preventing jolting self-adaptation wheel subassembly, belongs to vehicle manufacturing and designing field.

Background

The electric tricycle is more and more applied to daily life and work of people due to the advantages of energy conservation and strong practicability, such as logistics transportation and express delivery industries. However, the small tricycle is generally simple in structure, once the small tricycle meets an uneven road section with broken stones, the vehicle jolts severely, the self-adaptive adjustment capability is basically unavailable, and the riding comfort of people on the vehicle is poor; and the damage and wear to the vehicle caused by frequent bumping are large. Therefore, functional parts with good shock absorption can be additionally arranged on the tricycle, but the cost of the whole tricycle is increased, and the tricycle runs counter to the portable and cheap market positioning of the tricycle; and the effect is not greatly improved.

Disclosure of Invention

To the problem that above-mentioned prior art exists, the utility model aims at providing a tricycle is with preventing jolting self-adaptation adjustment wheel subassembly, structural design is simple and easy, has self-adaptation regulating power, can promote personnel's riding comfort when the highway section of road surface unevenness is gone, reduces the damage to the vehicle.

In order to achieve the above object, the utility model adopts the following technical scheme: a bumping-prevention self-adaptive wheel assembly for a tricycle comprises wheels, wherein the wheels are fixed below an upright post, a connecting block is sleeved on the upright post, and the upright post is fixed on a frame through the connecting block; two adjusting springs are arranged in the connecting block by taking the axis of the upright post as a symmetrical shaft, one end of each adjusting spring props against the side surface of the upright post, and the other end of each adjusting spring props against the connecting block from the inner side; the wheels are connected with the connecting plate at the bottom end of the upright post through the shock absorption oil cylinders symmetrically arranged at two sides.

Preferably, the adjusting spring is a rubber spring. Rubber spring is polymer elastomer, has little, the good, the stable advantage of mechanical properties of resilience of self-heating, uses the utility model discloses well long service life, and material cost are low.

Furthermore, a cushioning spring is sleeved on the cushioning oil cylinder. The cushioning spring is high in strength and good in resilience, on one hand, the cushioning oil cylinder can be effectively supported, and on the other hand, a good cushioning effect can be provided on a bumpy road surface.

Preferably, in order to enhance adaptability, the stand is a multi-section telescopic connecting rod, and the multi-section telescopic connecting rod is provided with an adjusting locking clamp. The length of the multi-section telescopic connecting rod can be changed after the adjusting locking clamp is loosened, and the adjusting locking clamp is screwed up again after the specified length is reached so that the length of the multi-section telescopic connecting rod is fixed.

The connecting block may be welded directly to the frame. Preferably, the connecting block is fixed to the frame by fastening bolts for easy mounting and free disassembly.

When the vehicle runs on a road surface with an uneven surface, firstly, the shock absorption oil cylinder can extend or shorten according to the road surface condition to reduce the impact force of the unevenness of the road surface on the fast running vehicle and reduce jolt; when the road surface has broken stones or inclines suddenly, the upright post can incline due to the fact that wheels press the broken stones or the inclined road surface, at the moment, two adjusting springs which are arranged by taking the axis of the upright post as a symmetrical shaft can relieve impact through compression and extension and accumulate elastic potential energy, and the upright post can return to the vertical position along with the elastic potential energy accumulated during the continuous running of a vehicle; according to the size of the broken stone and the inclination condition of the road surface, the two adjusting springs are in buffering fit with each other to compress and extend, and the upright post is promoted to return to the vertical position, so that severe jolt caused by that the wheels suddenly press the broken stone and slide along the surface of the broken stone is avoided, and the purpose of self-adaptive adjustment is achieved.

The utility model has simple structure design, the added parts are cheaper, the cost of the whole vehicle can not be increased, and the market is favorable for wide popularization and application; the automatic adjustment can be carried out according to the condition of the road surface when the vehicle runs on the uneven road section, the violent bumping degree of the vehicle is reduced, the riding comfort is improved, the bumping frequency is effectively reduced, the abrasion to the loss of the vehicle is reduced, the safety and the stability of the vehicle condition after long-term driving are ensured, the service life is prolonged, and the maintenance cost is reduced.

Drawings

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a front view of the self-adaptive pitch control of the present invention when the road surface has crushed stones;

In the figure, 10, wheels, 11, a stand column, 11-1, an adjusting and locking clamp, 12, a connecting plate, 20, a connecting block, 21, a fastening bolt, 30, an adjusting spring, 40, a frame, 50, a shock absorption oil cylinder and 60, a shock absorption spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, the anti-bumping self-adaptive wheel assembly for the tricycle comprises wheels 10, wherein the wheels 10 are fixed below an upright post 11, a connecting block 20 is sleeved on the upright post 11, and the upright post 11 is fixed on a frame 40 through the connecting block 20; two adjusting springs 30 are arranged in the connecting block 20 by taking the axis of the upright post 11 as a symmetrical axis, one end of each adjusting spring 30 props against the side surface of the upright post 11, and the other end of each adjusting spring props against the connecting block 20 from the inner side; the wheels 10 are connected with the connecting plate 12 at the bottom end of the upright post 11 through the shock absorption oil cylinders 50 symmetrically arranged at two sides.

when the vehicle runs and meets a road surface with an uneven surface, firstly, the shock absorption oil cylinder 50 can extend or shorten according to the road surface condition to reduce the impact force of the unevenness of the road surface on the fast running vehicle and reduce the jolt; as shown in fig. 2, when the road surface has broken stones or is inclined suddenly, the upright post 11 will incline due to the wheel 10 pressing the broken stones or the inclined road surface itself, at this time, the two adjusting springs 30 arranged with the axis of the upright post 11 as the symmetry axis will reduce the impact and accumulate the elastic potential energy through compression and extension, and the accumulated elastic potential energy will make the upright post 11 return to the vertical position as the vehicle continues to run; the two adjusting springs 30 are in buffering fit with each other to compress and extend according to the size of the gravel and the inclination condition of the road surface, and the upright post 11 is promoted to return to the vertical position, so that severe jolt caused by sudden pressing of the wheel 10 on the gravel and sliding along the surface of the gravel is avoided, and the purpose of self-adaptive adjustment is achieved.

Preferably, the adjusting spring 30 is a rubber spring. Rubber spring is polymer elastomer, has little, the good, the stable advantage of mechanical properties of resilience of self-heating, uses the utility model discloses well long service life, and material cost are low.

Further, a cushioning spring 60 is sleeved on the cushioning oil cylinder 50. The cushioning spring 60 has high strength and good resilience, and can effectively support the cushioning oil cylinder 50 on the one hand and provide a better cushioning effect on a bumpy road surface on the other hand.

Preferably, in order to enhance the adaptability, the upright post 11 is a multi-section telescopic connecting rod, and an adjusting locking clamp 11-1 is arranged on the multi-section telescopic connecting rod. The length of the multi-section telescopic connecting rod can be changed after the adjusting locking clamp 11-1 is loosened, and the adjusting locking clamp 11-1 is screwed again after the specified length is reached so that the length of the multi-section telescopic connecting rod is fixed.

The attachment block 20 may be welded directly to the frame 40. Preferably, the connection block 20 is fixed to the frame 40 by fastening bolts 21 for easy installation and free disassembly.

Claims (5)

1. A pitch-preventing self-adaptive wheel assembly for a tricycle comprises wheels (10), wherein the wheels (10) are fixed below an upright post (11), and the pitch-preventing self-adaptive wheel assembly is characterized in that a connecting block (20) is sleeved on the upright post (11), and the upright post (11) is fixed on a frame (40) through the connecting block (20); two adjusting springs (30) are arranged in the connecting block (20) by taking the axis of the upright post (11) as a symmetrical shaft, one end of each adjusting spring (30) props against the side surface of the upright post (11), and the other end of each adjusting spring props against the connecting block (20) from the inner side; the wheels (10) are connected with the connecting plate (12) at the bottom end of the upright post (11) through shock absorption oil cylinders (50) symmetrically arranged on two sides.

2. The anti-jounce self-adapting adjustment wheel assembly for tricycles as claimed in claim 1, wherein said adjustment spring (30) is a rubber spring.

3. The anti-bumping self-adaptive wheel assembly for tricycles as claimed in claim 1 or 2, wherein the shock absorption oil cylinder (50) is sleeved with a shock absorption spring (60).

4. The anti-bumping self-adaptive wheel assembly for the tricycle according to claim 1 or 2, wherein the upright column (11) is a multi-section telescopic connecting rod, and an adjusting and locking clamp (11-1) is arranged on the multi-section telescopic connecting rod.

5. Jounce-resistant adaptive vehicle wheel assembly for tricycles as claimed in claim 1 or 2, wherein said connecting block (20) is fixed to the frame (40) by fastening bolts (21).