CN214564446U

CN214564446U - Air spring and metal spring combined type automobile suspension device

Info

Publication number: CN214564446U
Application number: CN202120934941.8U
Authority: CN
Inventors: 曾怀灵
Original assignee: Jiangxi Jiyu Industrial Co ltd
Current assignee: Jiangxi Jiyu Industrial Co ltd
Priority date: 2021-05-04
Filing date: 2021-05-04
Publication date: 2021-11-02
Anticipated expiration: 2031-05-04

Abstract

The utility model relates to the technical field of automobile accessories, in particular to an air spring and metal spring combined type automobile suspension device, which comprises an axle, a support plate, a connecting assembly, a brake disc, a suspension connecting rod, a fixed connecting rod, a piston assembly and a damping spring, the bottom end of the axle is fixedly connected with the supporting plate, the filtering and vibrating component of the utility model enhances the damping effect of the suspension, enhances the primary filtering and vibrating effect of the suspension, and reduces the pressure of the suspension connecting rod, so that the suspension connecting rod can be transmitted to the vibration filtering component when being stressed, the vibration force is absorbed by the vibration filtering component, the upward transmission speed is slowed down, the service life of the suspension connecting rod is effectively prolonged, the setting of clean subassembly can clean the surface of piston rod simultaneously, and when there was residual substance in the surface of piston rod, the clean subassembly realizes passively cleaning repeatedly, has guaranteed the normal use of piston rod.

Description

Air spring and metal spring combined type automobile suspension device

Technical Field

The utility model relates to the technical field of auto-parts, concretely relates to air spring and metal spring convolution car linkage.

Background

The automobile suspension system is the whole support system consisting of a spring and a shock absorber between an automobile body and a tire. The suspension system should function to support the vehicle body and improve the ride, and different suspension arrangements will give the driver a different driving experience. The suspension system which looks like a simple appearance integrates various acting forces, determines the stability, comfort and safety of the car and is one of the key parts of the modern car. The suspension system is a general term for all force-transmitting connecting devices between a frame and an axle or a wheel of an automobile, and has the functions of transmitting force and torque acting between the wheel and the frame, buffering impact force transmitted to the frame or an automobile body from an uneven road surface and attenuating vibration caused by the impact force so as to ensure that the automobile can run smoothly. Typical suspension system structures are composed of elastic elements, guide mechanisms, shock absorbers and the like, and individual structures are bumper blocks, stabilizer bars and the like.

Hang the connecting rod and will be from outside power transmission to piston assembly department, the flexible of rethread piston assembly absorbs power, and the holding power of hanging the connecting rod is relied on to this kind of condition, and it is great to apply the pressure of hanging the connecting rod for this kind of condition, leads to hanging the life of connecting rod shorter, and directly transmits power to piston assembly department, and preliminary strain the effect of shaking is relatively poor.

SUMMERY OF THE UTILITY MODEL

Solves the technical problem

To the foregoing shortcoming, the utility model provides an air spring and metal spring convolution car linkage can solve the technical problem who proposes in the background art effectively.

Technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

an air spring and metal spring combined type automobile suspension device comprises an axle, a support plate, a connecting assembly, a brake disc, a suspension connecting rod, a fixed connecting rod, a piston assembly and a damping spring, wherein the bottom end of the axle is fixedly connected with the support plate, the top end of the support plate is fixedly connected with a corrugated pipe, the inner side of the corrugated pipe is provided with the damping spring, the side end of the support plate is fixedly connected with the connecting assembly, the connecting assembly is fixedly connected with the brake disc at one end far away from the support plate, the outer surface of the connecting assembly is fixedly connected with one end of the suspension connecting rod, the other end of the suspension connecting rod is fixedly connected with the fixed connecting rod, the suspension connecting rod is fixedly connected with a vibration filtering assembly at one side close to the support plate, the outer surface of the fixed connecting rod is fixedly connected with the piston assembly, the vibration filtering assembly comprises a piston rod, a cleaning assembly, a hydraulic cylinder body and a rubber column, the one end fixedly connected with rubber column of hydraulic cylinder body, and the other end fixedly connected with piston rod of hydraulic cylinder body, the surface cup joints swing joint has clean subassembly.

Furthermore, a shock pad is embedded in the inner side of the front end of the axle, and the top end of the shock pad and the top end of the axle are arranged in a flat mode.

When the axle is in contact with an external object, the shock absorption pad reduces the impact force from the outside and avoids impacting the structure of the axle.

Furthermore, the top end of the supporting plate is provided with water guide holes which are uniformly distributed.

Wherein, can discharge the top sewage etc. of backup pad to the outside, avoid it to hoard the top of backup pad, and then cause the influence to the top structure of backup pad.

Furthermore, two ends of the suspension connecting rod are respectively and fixedly connected with the piston rod and the rubber column.

The piston rod and the rubber column are located on the inner side of the suspension connecting rod and play a role in supporting and buffering the suspension connecting rod.

Furthermore, the bottom end of the cleaning assembly is fixed at the top end of the hydraulic cylinder body, and the inner surface of the cleaning assembly is attached to the outer surface of the piston rod.

Wherein, clean subassembly is fixed in the one end of piston rod to play the cleaning action to the surface of piston rod.

Furthermore, the cleaning assembly comprises a connecting ring, a fixing ring and a round rod, wherein one end of the fixing ring is fixedly connected with the connecting ring, and the other end of the fixing ring is fixedly connected with the round rod.

Wherein, the outer surface of cleaning assembly to the piston rod cleans, and when the surface of piston rod exists the adsorbed substance, the adsorbed substance can be eradicated to cleaning assembly.

Furthermore, the outer surface of the fixing ring is obliquely arranged from top to bottom, and the fixing ring is connected with circular rods which are distributed annularly.

Wherein, the material that is eradicateed by the cleaning assembly under the direction of solid fixed ring, discharges to the outside fast, avoids it to remain in cleaning assembly's surface department, and the round bar is cleaning assembly's bearing structure.

Advantageous effects

Adopt the utility model provides a technical scheme compares with known public technique, has following beneficial effect:

the utility model discloses the subassembly that shakes through filtering has strengthened the shock attenuation effect that hangs, the preliminary effect of shaking of straining that hangs has been strengthened, and reduced the pressure that hangs the connecting rod, make it can transmit for straining the subassembly that shakes when the atress, absorb the vibrational force through straining the subassembly that shakes, and slow down the transmission rate that makes progress, the life that makes the connecting rod that hangs obtains effective extension, the setting of clean subassembly can be cleaned the surface of piston rod simultaneously, when there is residual material in the surface of piston rod, clean subassembly realizes passively cleaning repeatedly, the normal use of piston rod has been guaranteed.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the present invention without a bellows installed;

fig. 3 is a schematic view of an inverted structure of the vibration filtering assembly of the present invention;

FIG. 4 is a schematic view of the cleaning assembly of the present invention;

the reference numerals in the drawings denote: 1. an axle; 2. a support plate; 3. a bellows; 4. a connecting assembly; 5. a vibration filtering assembly; 6. a brake disc; 7. a suspension link; 8. fixing the connecting rod; 9. a piston assembly; 10. a damping spring; 51. a piston rod; 52. a cleaning assembly; 53. a hydraulic cylinder block; 54. a rubber column; 521. a connecting ring; 522. a fixing ring; 523. a round bar.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The present invention will be further described with reference to the following examples.

Examples

An air spring and metal spring combined type automobile suspension device of the embodiment is disclosed, and is characterized in that: an air spring and metal spring combined type automobile suspension device comprises an axle 1, a support plate 2, a connecting assembly 4, a brake disc 6, a suspension connecting rod 7, a fixed connecting rod 8, a piston assembly 9 and a damping spring 10, wherein the bottom end of the axle 1 is fixedly connected with the support plate 2, a damping pad is embedded in the inner side of the front end of the axle 1, and the top end of the damping pad is flush with the top end of the axle 1; when the axle 1 is in contact with an external object, the shock pad reduces the impact force from the outside and avoids impacting the structure of the axle 1, and the top end of the support plate 2 is provided with water guide holes which are uniformly distributed; the sewage and the like above the supporting plate 2 can be discharged to the outside, the sewage and the like above the supporting plate 2 are prevented from being accumulated at the top end of the supporting plate 2, and further the top end structure of the supporting plate 2 is influenced, the corrugated pipe 3 is fixedly connected to the top end of the supporting plate 2, the damping spring 10 is arranged on the inner side of the corrugated pipe 3, the corrugated pipe 3 and the damping spring 10 are jointly installed at the position of a vehicle frame, the corrugated pipe 3 stretches and retracts along with the damping spring 10, the connecting assembly 4 is fixedly connected to the side end of the supporting plate 2, the brake disc 6 is fixedly connected to one end, far away from the supporting plate 2, of the connecting assembly 4, the outer surface of the connecting assembly 4 is fixedly connected to one end of the suspension connecting rod 7, and the two ends of the suspension connecting rod 7 are respectively and fixedly connected to the piston rod 51 and the rubber column 54; the piston rod 51 and the rubber column 54 are located on the inner side of the suspension connecting rod 7 and play a role in supporting and buffering the suspension connecting rod 7, the other end of the suspension connecting rod 7 is fixedly connected with a fixed connecting rod 8, the suspension connecting rod 7 is fixedly connected with a vibration filtering component 5 on one side close to the supporting plate 2, the outer surface of the fixed connecting rod 8 is fixedly connected with a piston component 9, and the piston component 9 is a basic vibration absorption structure.

The vibration filtering component 5 comprises a piston rod 51, a cleaning component 52, a hydraulic cylinder body 53 and a rubber column 54, wherein the rubber column 54 is fixedly connected to one end of the hydraulic cylinder body 53, the piston rod 51 is fixedly connected to the other end of the hydraulic cylinder body 53, when external vibration is transmitted to the support plate 2 and the connecting component 4 through the brake disc 6, the vibration filtering component 5 and the suspension connecting rod 7 are driven to move upwards, when the vibration filtering component 5 is vibrated and moves upwards, the vibration filtering component 5 absorbs vibration force through expansion and contraction, and reduces force transmitted to the suspension connecting rod 7, so that vibration received by the suspension connecting rod 7 is weakened, and meanwhile, when the upward force received by the suspension connecting rod 7 is transmitted, the vibration filtering component 5 can reduce vibration transmission speed of the suspension connecting rod 7 and absorb force received by the suspension connecting rod 7, so as to reduce force transmitted by the suspension connecting rod 7 to the fixed connecting rod 8 and the piston component 9, the riding comfort of the automobile is enhanced, meanwhile, when the vibration force passes through the rubber column 54, the rubber column 54 can further absorb the vibration and reduce the force transmitted upwards, the vibration force absorbed by the vibration filtering component 5 is greatly weakened, and the stress pressure of the suspension connecting rod 7 is reduced;

the outer surface of the piston rod 51 is movably connected with a cleaning component 52 in a sleeved mode, the bottom end of the cleaning component 52 is fixed to the top end of the hydraulic cylinder 53, and the inner surface of the cleaning component 52 is attached to the outer surface of the piston rod 51; the cleaning assembly 52 comprises a connecting ring 521, a fixing ring 522 and a round rod 523, wherein one end of the fixing ring 522 is fixedly connected with the connecting ring 521, and the other end of the fixing ring 522 is fixedly connected with the round rod 523; the outer surface of the fixing ring 522 is obliquely arranged from top to bottom, and the fixing ring 522 is connected with circular rods 523 which are distributed annularly; when an automobile runs, sewage or mud and the like are easily adsorbed at the outer surface of the piston rod 51, the normal stretching and retracting sensitivity of the piston rod 51 can be influenced, the cleaning component 52 is positioned at the outer surface of the piston rod 51 when the piston rod 51 is used, when the piston rod 51 retracts, because the inner surface of the cleaning component 52 is attached to the outer surface of the piston rod 51, impurities adsorbed on the outer surface of the piston rod 51 can be removed, the impurities are prevented from being adsorbed on the outer surface of the piston rod 51, meanwhile, the outer surface of the fixing ring 522 is obliquely arranged from top to bottom, the impurity discharging speed can be increased, the impurities are prevented from being adsorbed on the outer surface of the fixing ring 522, the cleaning component 52 is fixed at one end of the piston rod 51, the outer surface of the piston rod 51 is cleaned, when adsorbed substances exist on the outer surface of the piston rod 51, the cleaning assembly 52 can scoop the adsorbed material, and the material scooped by the cleaning assembly 52 is quickly discharged to the outside under the guidance of the fixing ring 522, so as to avoid the material remaining at the outer surface of the cleaning assembly 52, and the round bar 523 is a supporting structure of the cleaning assembly 52.

The utility model discloses a filter subassembly 5 that shakes and has strengthened the shock attenuation effect that hangs, the preliminary effect of shaking of straining that hangs has been strengthened, and reduced the pressure that hangs connecting rod 7, make it can transmit for straining subassembly 5 that shakes when the atress, absorb the vibrational force through straining subassembly 5 that shakes, and slow down upwards transmission rate, the life that makes to hang connecting rod 7 obtains effective extension, the setting of clean subassembly 52 simultaneously can be cleaned piston rod 51's surface, when piston rod 51's surface has residual substance, clean subassembly 52 realizes passively cleaning repeatedly, piston rod 51's normal use has been guaranteed.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides an air spring and metal spring convolution automotive suspension device, includes axle, backup pad, coupling assembling, brake disc, hangs connecting rod, fixed connecting rod, piston assembly and damping spring, its characterized in that: the bottom end of the axle is fixedly connected with a supporting plate, the top end of the supporting plate is fixedly connected with a corrugated pipe, the inner side of the corrugated pipe is provided with a damping spring, the side end of the supporting plate is fixedly connected with a connecting assembly, one end of the connecting assembly far away from the supporting plate is fixedly connected with a brake disc, the outer surface of the connecting component is fixedly connected with one end of the suspension connecting rod, the other end of the suspension connecting rod is fixedly connected with a fixed connecting rod, the suspension connecting rod is fixedly connected with a vibration filtering component at one side close to the supporting plate, the outer surface of the fixed connecting rod is fixedly connected with a piston component, the vibration filtering component comprises a piston rod, a cleaning component, a hydraulic cylinder body and a rubber column, one end of the hydraulic cylinder body is fixedly connected with the rubber column, and the other end of the hydraulic cylinder body is fixedly connected with a piston rod, and the outer surface of the piston rod is sleeved and movably connected with a cleaning assembly.

2. The air spring and metal spring combined type automobile suspension device as claimed in claim 1, wherein a shock pad is embedded inside the front end of the axle, and the top end of the shock pad is flush with the top end of the axle.

3. The combined air spring and metal spring automobile suspension device as claimed in claim 1, wherein the top end of the support plate is provided with evenly distributed water guiding holes.

4. The air spring and metal spring combined automobile suspension device as claimed in claim 1, wherein both ends of the suspension link are fixedly connected with the piston rod and the rubber column respectively.

5. The air spring and metal spring combination vehicle suspension of claim 1, wherein said cleaning assembly is secured at its bottom end to the top end of the hydraulic cylinder block, and wherein the inner surface of said cleaning assembly conforms to the outer surface of the piston rod.

6. The air spring and metal spring combined type automobile suspension device as claimed in claim 1, wherein the cleaning assembly comprises a connecting ring, a fixing ring and a round bar, one end of the fixing ring is fixedly connected with the connecting ring, and the other end of the fixing ring is fixedly connected with the round bar.

7. The air spring and metal spring combined automobile suspension device as claimed in claim 6, wherein the outer surface of the fixing ring is inclined from top to bottom, and the fixing ring is connected with circular rods distributed annularly.