CN214295458U

CN214295458U - Suspension structure with stable shock absorption

Info

Publication number: CN214295458U
Application number: CN202023227830.8U
Authority: CN
Inventors: 宗崇华
Original assignee: Shenzhen Deyihua Machinery Fittings Co ltd
Current assignee: Shenzhen Deyihua Machinery Fittings Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-09-28
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a suspension structure that shock attenuation is stable, which comprises an automobile body, the automobile body bottom is equipped with stabilizing mean, stabilizing mean and automobile body fixed connection, stabilizing mean bilateral symmetry is equipped with two damper, two damper all rotates with stabilizing mean to be connected. The utility model discloses in, stabilizing mean is triangle-shaped stable structure, can prevent effectively that the automobile body from heeling and overturning, and stabilizing mean can play supplementary shock attenuation effect, and damper is through independently hanging, and the use of buffering damper guarantees that damper operates stably, effectively improves damper life, and damper is difficult to damage, and damper also plays supplementary stabilizing effect to the automobile body simultaneously.

Description

Suspension structure with stable shock absorption

Technical Field

The utility model relates to a suspension system technical field specifically is a stable suspension structure of shock attenuation.

Background

A suspension is a generic term for all mechanisms connecting a vehicle frame (or body) and an axle (or wheel). The main function of the device is to transmit all force and moment acting between the wheel and the frame (or the vehicle body); the impact load transmitted to the frame (or the vehicle body) from the road surface is alleviated, the vibration of a bearing system caused by the impact load is attenuated, and the driving smoothness of the vehicle is ensured; the ideal movement characteristic of the wheels when the road surface is uneven and the load changes is ensured, the vehicle operation stability is ensured, the driving experience of a driver is improved, and the vehicle obtains the ideal movement characteristic and the stable driving capability. The electric tricycle is divided into three types of household type, freight type and factory type according to the application, and has the advantages of strong applicability, flexibility, low price and the like, and is widely applied to the short-distance transportation fields of families, cities and countryside, individual leasing, factories, mining areas, environmental sanitation, communities and the like. Stiff dampers are used in combination with stiff springs, which in turn relate to vehicle weight, and heavier vehicles generally use stiffer dampers. And the device is connected with the vibration inducing crankshaft and is used for resisting the torsional vibration of the crankshaft.

The most shock attenuation effects of current inching tricycle are relatively poor, and electric tricycle traveles when jolting road surface and deceleration strip, and the automobile body surge is great, and driver's driving experience effect is poor to bring the injury to suspension and automobile body, reduce electric tricycle life, some electric tricycles are leaned easily when crossing the turn, and stability is relatively poor.

To this end, we propose a shock-absorbing stable suspension structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stable suspension structure of shock attenuation to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the suspension structure comprises a vehicle body, wherein a stabilizing mechanism is arranged at the bottom of the vehicle body and fixedly connected with the vehicle body, two damping mechanisms are symmetrically arranged on two sides of the stabilizing mechanism and are rotatably connected with the stabilizing mechanism.

Preferably, the stabilizing mechanism comprises supporting frames, two supporting frames are symmetrically arranged below the vehicle body, a telescopic rod is arranged between the two supporting frames, two ends of the telescopic rod are fixedly connected with the two supporting frames, a telescopic spring is sleeved on the outer surface of the telescopic rod, and two ends of the telescopic spring are fixedly connected with the two supporting frames.

Preferably, two hydraulic lifting and contracting rods which are obliquely arranged are arranged between the vehicle body and the supporting vehicle frame, and damping springs I are sleeved on the outer surfaces of the two hydraulic lifting and contracting rods.

Preferably, damper includes the rotation festival, support frame one side is equipped with the rotation festival, rotate festival and support frame fixed connection, rotation festival one side is equipped with the connecting rod, the connecting rod rotates with the rotation festival to be connected, connecting rod one end is equipped with the spline, connecting rod and spline fixed connection, spline one side is equipped with the wheel, the wheel rotates with the spline to be connected.

Preferably, be equipped with the buffering damper assembly that the slope set up between connecting rod and the automobile body, buffering damper assembly and connecting rod and the equal fixed connection of automobile body.

Preferably, buffering damper includes the sleeve, sleeve and automobile body fixed connection, the inside air chamber of having seted up of sleeve, the gas pocket has been seted up on the sleeve of air chamber top one side, the sleeve is located gas pocket position surface and is equipped with the baffle, the little gas pocket has been seted up on the baffle, the sleeve is located the baffle position outside and is equipped with the support, support and sleeve fixed connection, be equipped with reset spring between support and the baffle, reset spring both ends and baffle and the equal fixed connection of support, the inside slide bar that is equipped with of inserting of air chamber, slide bar and sleeve sliding connection, slide bar and air chamber sliding connection, the contact between the slide bar other end and the connecting rod, sleeve and slide bar surface cover are equipped with damping spring two.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses in, stabilizing mean is triangle-shaped stable structure, can prevent effectively that the automobile body from heeling and overturning, and stabilizing mean can play supplementary shock attenuation effect, and damper is through independently hanging, and the use of buffering damper guarantees that damper operates stably, effectively improves damper life, and damper is difficult to damage, and damper also plays supplementary stabilizing effect to the automobile body simultaneously.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is an enlarged view of the area a in fig. 1.

In the figure: 1-a vehicle body; 2-a stabilizing mechanism; 3-a damping mechanism; 4-supporting the frame; 5-raising and retracting a rod; 6-a telescopic spring; 7-hydraulic lifting and shrinking rod; 8, damping a spring I; 9-a turning joint; 10-a connecting rod; 11-a cushioning shock-absorbing assembly; 12-a sleeve; 13-a slide bar; 14-an air cavity; 15-pores; 16-a second damping spring; 17-splines; 18-a wheel; 19-a scaffold; 20-a baffle plate; 21-small pores; 22-return spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a suspension structure that shock attenuation is stable, includes automobile body 1, 1 bottom of automobile body is equipped with stabilizing mean 2, stabilizing mean 2 and 1 fixed connection of automobile body, 2 bilateral symmetry of stabilizing mean are equipped with two damper 3, two damper 3 all rotates with stabilizing mean 2 to be connected, and when electric tricycle went, stabilizing mean 2 guaranteed that it was crossed to bend stably, and damper 3 guaranteed that electric tricycle goes through the highway section of jolting especially the shock attenuation effect when crossing the deceleration strip.

The stabilizing mechanism 2 comprises supporting frames 4, supporting frames 4 are arranged below the tricycle body 1, the supporting frames 4 are symmetrically provided with two lifting rods 5, two lifting rods 5 are arranged between the supporting frames 4, two ends of each lifting rod 5 are fixedly connected with the two supporting frames 4, a telescopic spring 6 is sleeved on the outer surface of each lifting rod 5, two ends of each telescopic spring 6 are fixedly connected with the two supporting frames 4, when the electric tricycle runs through a bend, the tricycle can tilt to enable the lifting rods 5 and the telescopic springs 6 between the supporting frames 4 to compress, and the tilting to the electric tricycle can be prevented through the compression rebound of the lifting rods 5 and the telescopic springs 6.

Be equipped with the hydraulic pressure liter telescopic rod 7 that the slope was placed between automobile body 1 and the support frame 4, hydraulic pressure liter telescopic rod 7 symmetry is placed and is equipped with two, two hydraulic pressure liter telescopic rod 7 surface cover is equipped with damping spring 8 hydraulic vehicle's the heeling can compress hydraulic pressure liter telescopic rod 7 and damping spring 8, hydraulic pressure liter telescopic rod 7 and support frame 4 and liter telescopic rod 5 form triangular stable structure, guarantee electric tricycle's the stability of traveling, damping spring 8 plays supplementary absorbing effect, when the vehicle operation, when frame 4 takes place the shake relatively automobile body 1, stretch out or retract relatively through telescopic link 5 and expanding spring 6 between two frames 4, hydraulic pressure telescopic rod 7 stretches out or retracts, thereby drive damping spring 8 and stretch out or retract, thereby make automobile body 1 stable relatively frame 4.

The damping mechanism 3 comprises a rotating joint 9, one side of the supporting frame 4 is provided with the rotating joint 9, the rotating joint 9 is fixedly connected with the supporting frame 4, a connecting rod 10 is arranged on one side of the rotating joint 9, the connecting rod 10 is rotatably connected with the rotating joint 9, one end of the connecting rod 10 is provided with a spline 17, the connecting rod 10 is fixedly connected with the spline 17, one side of the spline 17 is provided with a wheel 18, the wheel 18 is rotationally connected with the spline 17, when the electric tricycle passes through the speed bump, in the process that the wheels 18 are lifted to the top of the deceleration strip, the wheels 18 drive the splines 17 to drive one end of the connecting rod 10 to ascend, the other end of the connecting rod 10 rotates through the rotating joint 9, the connecting rod 10 forms a slope, the body 1 of the electric tricycle is still stable, the wheels 18 are independently suspended through the rotating joints 9 and the connecting rods 10, and the vehicle body 1 still keeps stable and cannot be up and down fluctuated to cause discomfort to people and damage to goods.

Be equipped with the buffering damper assembly 11 that the slope set up between connecting rod 10 and the automobile body 1, buffering damper assembly 11 and the equal fixed connection of connecting rod 10 and automobile body 1, buffering damper assembly 11 plays good shock attenuation effect, and electric tricycle traveles stably safety.

The buffering and shock-absorbing assembly 11 comprises a sleeve 12, the sleeve 12 is fixedly connected with the vehicle body 1, an air cavity 14 is formed in the sleeve 12, an air hole 15 is formed in the sleeve 12 on one side of the top of the air cavity 14, a baffle 20 is arranged on the outer surface of the position, located at the air hole 15, of the sleeve 12, a small air hole 21 is formed in the baffle 20, a support 19 is arranged on the outer side of the position, located at the baffle 20, of the sleeve 12, the support 19 is fixedly connected with the sleeve 12, a return spring 22 is arranged between the support 19 and the baffle 20, two ends of the return spring 22 are fixedly connected with the baffle 20 and the support 19, a sliding rod 13 is inserted into the air cavity 14, the sliding rod 13 is slidably connected with the sleeve 12, the sliding rod 13 is slidably connected with the air cavity 14, the other end of the sliding rod 13 is in contact with the supporting connecting rod 10, the end of the sliding rod 13 is cylindrical, and the surface of the cylindrical sliding rod 13 is abutted against the surface of the connecting rod 10, the outer surfaces of the sleeve 12 and the slide rod 13 are sleeved with a damping spring II 16, when the electric tricycle passes through a speed reducing belt, the slide rod 13 is extruded in the ascending process of the connecting rod 10, the slide rod 13 slides inwards along the sleeve 12, the slide rod 13 slides to extrude the air cavity 14, air in the air cavity 14 extrudes the baffle 20 outwards through the air hole 15, the baffle 20 extrudes the return spring 22, the return spring 22 contracts to drive the baffle 20 to be far away from the sleeve 12, air in the air cavity 14 is exhausted through the air hole 15, the damping spring II 16 is extruded and contracted, after the electric tricycle passes through the speed reducing belt, the connecting rod 10 descends, the damping spring II 16 rebounds, the return spring 22 resets to drive the baffle 20 to be propped against the sleeve 12 again, the air enters the air hole 15 through the small air hole 21 to enter the air cavity 14, the air pushes the slide rod 13 to slide slowly along the sleeve 12 to reset, and the damping spring II 16 slowly resets, the baffle 20 and the small air hole 21 ensure that the exhaust speed is high, the air inlet speed is low, and the slide rod 13 is ensured to reset and slide not too fast, so that the second damping spring 16 is ensured not to reset too fast, the vehicle is ensured not to shake due to the quick rebound of the second damping spring 16, and meanwhile, the second damping spring 16 is longer in service life and is not easy to damage.

The working principle is as follows:

taking the electric tricycle running through the speed bump as an example, when the wheel 18 of the electric tricycle passes through the speed bump, the wheel 18 rises along the speed bump, the wheel 18 drives the spline 17 to drive one end of the connecting rod 10 to rise, the other end of the connecting rod 10 rotates through the rotating joint 9, the connecting rod 10 extrudes the sliding rod 13 through the lantern ring in the rising process, the lantern ring slides on the surface of the sliding rod 13, so that the sliding rod 13 slides inwards along the sleeve 12, the sliding rod 13 extrudes the air cavity 14 in a sliding manner, air in the air cavity 14 extrudes the baffle 20 outwards through the air hole 15, the baffle 20 extrudes the return spring 22, the return spring 22 contracts to drive the baffle 20 to be far away from the sleeve 12, air in the air cavity 14 is exhausted through the air hole 15, the sliding rod 13 contracts, the damping spring two 16 are simultaneously extruded and contracted, after the wheel 18 of the electric tricycle reaches the top of the speed bump, when the wheel 18 moves downwards along the speed bump, the wheel 18 drives the spline 17 to drive one end of the connecting rod 10 to fall, the other end of the connecting rod 10 rotates through the rotating joint 9, the connecting rod 10 descends, the second damping spring 16 begins to rebound, the reset spring 22 resets to drive the baffle 20 to abut against the sleeve 12 again, air enters the air hole 15 through the small air hole 21 and enters the air cavity 14, the air pushes the sliding rod 13 to slide, the sliding rod 13 slowly slides out along the sleeve 12 to reset, the second damping spring 16 synchronously and slowly resets, after the wheels 18 of the electric tricycle reach the ground, the electric tricycle continues to move forwards, and the sliding rod 13 and the second damping spring 16 gradually reset.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The suspension structure with the stable shock absorption is characterized by comprising a vehicle body (1), wherein a stabilizing mechanism (2) is arranged at the bottom of the vehicle body (1), the stabilizing mechanism (2) is fixedly connected with the vehicle body (1), two shock absorption mechanisms (3) are symmetrically arranged on two sides of the stabilizing mechanism (2), and the two shock absorption mechanisms (3) are rotationally connected with the stabilizing mechanism (2).

2. A shock-absorbing stable suspension structure as set forth in claim 1, wherein: stabilizing mean (2) is including supporting frame (4), automobile body (1) below is equipped with supports frame (4), it is equipped with two, two to support frame (4) symmetry be equipped with between support frame (4) and rise telescopic link (5), rise telescopic link (5) both ends and two support frame (4) equal fixed connection, it is equipped with expanding spring (6) to rise telescopic link (5) surface cover, expanding spring (6) both ends and two support frame (4) equal fixed connection.

3. A shock-absorbing stable suspension structure as set forth in claim 2, wherein: the hydraulic lifting and contracting rod type shock absorber is characterized in that a hydraulic lifting and contracting rod (7) which is obliquely arranged is arranged between the car body (1) and the supporting car frame (4), the hydraulic lifting and contracting rod (7) is symmetrically arranged, and a damping spring I (8) is sleeved on the outer surface of the hydraulic lifting and contracting rod (7).

4. A shock-absorbing stable suspension structure as set forth in claim 2, wherein: damper (3) are including rotating festival (9), support frame (4) one side is equipped with rotates festival (9), rotate festival (9) and support frame (4) fixed connection, it is equipped with connecting rod (10) to rotate festival (9) one side, connecting rod (10) rotate with rotating festival (9) and be connected, connecting rod (10) one end is equipped with spline (17), connecting rod (10) and spline (17) fixed connection, spline (17) one side is equipped with wheel (18), wheel (18) rotate with spline (17) and are connected.

5. The shock-absorbing stable suspension structure according to claim 4, wherein: be equipped with buffering damper (11) that the slope set up between connecting rod (10) and automobile body (1), buffering damper (11) and connecting rod (10) and the equal fixed connection of automobile body (1).

6. The shock-absorbing stable suspension structure according to claim 5, wherein: the buffer damping component (11) comprises a sleeve (12), the sleeve (12) is fixedly connected with the vehicle body (1), an air cavity (14) is formed inside the sleeve (12), an air hole (15) is formed in one side of the top of the air cavity (14) on the sleeve (12), a baffle (20) is arranged on the outer surface of the position, located by the air hole (15), of the sleeve (12), a small air hole (21) is formed in the baffle (20), a support (19) is arranged on the outer side of the position, located by the baffle (20), of the sleeve (12), the support (19) is fixedly connected with the sleeve (12), a reset spring (22) is arranged between the support (19) and the baffle (20), two ends of the reset spring (22) are fixedly connected with the baffle (20) and the support (19), a sliding rod (13) is inserted into the air cavity (14), and the sliding rod (13) is slidably connected with the sleeve (12), slide bar (13) and air chamber (14) sliding connection, contact between the slide bar (13) other end and connecting rod (10), sleeve (12) and slide bar (13) surface cover are equipped with damping spring two (16).