1. A shock absorbing and cushioning device based on an automobile body comprises: a buffer mechanism arranged in the assembly housing, characterized in that,

the buffer mechanism includes: the buffer components are arranged on the peripheral side surface of the assembly column body in a linear array mode, the inside of the assembly column body is provided with a plurality of oil changing holes at equal angles, each buffer component comprises a plurality of damping mechanisms arranged in the same plane, and the plurality of damping mechanisms are arranged on the peripheral side surface of the assembly column body at equal angles,

the damper mechanism includes: the hydraulic buffer device comprises a first fixed cylinder arranged on the side face of an assembly cylinder, a hydraulic pipe is coaxially arranged in the first fixed cylinder, the hydraulic pipe and the fixed cylinder form a buffer cavity, a movable plate is arranged in the hydraulic pipe, a movable rod is connected above the movable plate, the movable rod penetrates through the fixed plate to be connected with the top of a second fixed cylinder, and a buffer spring is arranged in the second fixed cylinder.

2. The automobile body-based shock absorption and buffering device as claimed in claim 1, wherein: the movable rod and the buffer spring are coaxial, and two ends of the buffer spring are respectively connected to the upper end and the lower end of the second fixed cylinder.

3. The automobile body-based shock absorption and buffering device as claimed in claim 1, wherein: every first fixed cylinder bottom surface all communicates one trade the oilhole, and a plurality of trade empty intercommunication each other of oil.

4. The automobile body-based shock absorption and buffering device as claimed in claim 1, wherein: the fixed plate side sets up the pilot hole, every one is connected in the pilot hole cooperation the movable rod, just the pilot hole medial surface is hugged closely the movable rod lateral surface.

5. The automobile body-based shock absorption and buffering device as claimed in claim 1, wherein: the cross section of the assembly shell is one of a quadrilateral shape, a hexagon, a handle octagon and a decagon.

6. The automobile body-based shock absorption and buffering device as claimed in claim 1, wherein: the top surface and the bottom surface of the assembling shell are provided with a plurality of assembling bulges, and the assembling bulges are used for connecting the vehicle body and the chassis.

7. The automobile body-based shock absorption and buffering device as claimed in claim 1, wherein: the assembly shell and the second fixing cylinder are made of rubber materials.

8. The automobile body-based shock absorption and buffering device as claimed in claim 1, wherein: the fixing plate and the assembling column body are both made of stainless steel.

9. The automobile body-based shock absorption and buffering device as claimed in claim 1, wherein: the circumferential side surface of the lower part of the hydraulic pipe is provided with a plurality of through holes, and the through holes are communicated with the buffer cavity.

10. The automobile body-based shock absorption and buffering device as claimed in claim 1, wherein: and hydraulic oil is filled in the hydraulic pipe and the oil changing hole.

Background

The automobile damping and buffering device has a great effect on protecting the normal operation of an automobile, can relieve the impact brought by the road surface, quickly absorbs the vibration generated during bumping, and enables the automobile to recover to a normal state. The damping and buffering device is mainly used for inhibiting the vibration of the spring after absorbing the shock and the impact from the road surface. Although the vehicle body generates a certain vibration when passing through an uneven road surface, the shock-absorbing and buffering device is used for suppressing the vibration. In general, during long-term running of an automobile, other parts which are coordinated with the automobile shock absorber can be irreversibly damaged, such as elastic attenuation of a spring, aging of top rubber, corrosion of a dust cover, contraction of a cushion pad and the like, and the original performance of the automobile can be lost.

Among the prior art, the shock attenuation effect of the shock attenuation buffer of car is not ideal, generally only relies on the elastic force of spring to realize the shock attenuation, can not a plurality of shock attenuations coordination simultaneously, and the shock attenuation effect receives very big limitation, and on the other hand, because its design is simple, can not be with hydraulic shock attenuation and spring shock attenuation combined action, therefore the shock attenuation effect is not ideal.

Disclosure of Invention

The invention overcomes the defects of the prior art and provides a damping and buffering device based on an automobile body.

In order to achieve the purpose, the invention adopts the technical scheme that: a shock absorbing and cushioning device based on an automobile body comprises: the buffer gear of setting in the assembly casing, buffer gear includes: the damping device is characterized in that a plurality of damping assemblies are arranged on the peripheral side face of the assembly cylinder in a linear array mode, a plurality of oil changing holes are formed in the inner portion of the assembly cylinder at equal angles, each damping assembly comprises a plurality of damping mechanisms arranged in the same plane, and the damping mechanisms are arranged at equal angles on the peripheral side face of the assembly cylinder.

The damper mechanism includes: the hydraulic buffer device comprises a first fixed cylinder arranged on the side face of an assembly cylinder, a hydraulic pipe is coaxially arranged in the first fixed cylinder, the hydraulic pipe and the fixed cylinder form a buffer cavity, a movable plate is arranged in the hydraulic pipe, a movable rod is connected above the movable plate, the movable rod penetrates through the fixed plate to be connected with the top of a second fixed cylinder, and a buffer spring is arranged in the second fixed cylinder.

In a preferred embodiment of the present invention, the movable rod and the buffer spring are coaxial, and two ends of the buffer spring are respectively connected to the upper end and the lower end of the second fixed cylinder.

In a preferred embodiment of the present invention, each bottom surface of the first fixed cylinder is communicated with one oil changing hole, and a plurality of oil changing holes are communicated with each other.

In a preferred embodiment of the present invention, the side surface of the fixing plate is provided with an assembling hole, each assembling hole is connected with one of the movable rods in a matching manner, and the inner side surface of each assembling hole is tightly attached to the outer side surface of each movable rod.

In a preferred embodiment of the present invention, the fitting housing has a cross section of one of a quadrilateral shape, a hexagonal shape, a octagonal shape and a decagonal shape.

In a preferred embodiment of the invention, the top surface and the bottom surface of the assembly housing are provided with a plurality of assembly protrusions, and the assembly protrusions are used for connecting the vehicle body and the chassis.

In a preferred embodiment of the present invention, the assembling housing and the second fixing cylinder are made of rubber.

In a preferred embodiment of the present invention, the fixing plate and the mounting post are made of stainless steel.

In a preferred embodiment of the invention, a plurality of through holes are arranged on the circumferential side surface of the lower part of the hydraulic pipe, and the through holes are communicated with the buffer cavity.

In a preferred embodiment of the present invention, the hydraulic pipe and the oil change hole are filled with hydraulic oil.

The invention solves the defects in the background technology, and has the following beneficial effects:

(1) the damping mechanism comprises a first fixed cylinder, a second fixed cylinder, a hydraulic pipe, a damping mechanism, a plurality of oil changing holes, a plurality of damping mechanisms, a plurality of oil changing holes, a plurality of damping mechanisms, a plurality of oil changing holes, a plurality of oil changing holes, a plurality of oil changing holes, and a plurality of oil changing holes.

(2) According to the invention, the cross section of the assembly shell is designed into one of a quadrangular shape, a hexagonal shape, an octagonal shape and a decagonal shape, so that the assembly shell can be better assembled on an automobile chassis and an automobile body, and the impact force in the vertical direction can be better decomposed

(3) According to the invention, the hydraulic pipe and the fixed cylinder form a buffer cavity and the through hole arranged on the side surface of the hydraulic pipe, when the movable rod drives the movable plate to descend, hydraulic oil in the hydraulic pipe is extruded to enter the buffer cavity, so that a certain buffer effect is formed; on the other hand, through trading the oil hole with the intraductal hydraulic oil extrusion of hydraulic pressure to different damper, with vertical direction's impact force decomposition to a plurality of directions, further improve its buffering effect.

Drawings

The invention is further explained below with reference to the figures and examples;

FIG. 1 is a perspective view of a preferred embodiment of the present invention;

FIG. 2 is a perspective view of a cushioning mechanism according to a preferred embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view of a preferred embodiment cushioning assembly of the present invention;

fig. 4 is a partially enlarged schematic view at a.

Specifically, 100-assembling a shell, 110-assembling a protrusion, 120-fixing plates, 130-assembling cylinders, 131-oil changing holes,

200-buffer component, 210-first fixed cylinder, 220-hydraulic tube, 221-through hole, 230-moving plate, 240-movable rod, 250-second fixed cylinder and 260-buffer spring.

Detailed Description

The invention will now be described in further detail with reference to the accompanying drawings and examples, which are simplified schematic drawings and illustrate only the basic structure of the invention in a schematic manner, and thus show only the constituents relevant to the invention.

As shown in fig. 1 and 2, a shock-absorbing and cushioning device based on an automobile body comprises: a buffer mechanism provided in the mount case 100, the buffer mechanism including: the plurality of buffer assemblies 200 are arranged on the peripheral side face of the assembly column body 130 in a linear array mode, the plurality of oil changing holes 131 are arranged in the assembly column body 130 at equal angles, each buffer assembly 200 comprises a plurality of damping mechanisms arranged in the same plane, and the plurality of damping mechanisms are arranged on the peripheral side face of the assembly column body 130 at equal angles.

As shown in fig. 3 and 4, the damper mechanism includes: the first fixing cylinder 210 is arranged on the side face of the assembling column 130, the hydraulic pipe 220 is coaxially arranged in the first fixing cylinder 210, hydraulic oil is filled in the hydraulic pipe 220 and the oil changing hole 131, the hydraulic pipe 220 and the fixing cylinder form a buffer cavity, the moving plate 230 is arranged in the hydraulic pipe 220, the movable rod 240 is connected above the moving plate 230, the movable rod 240 penetrates through the fixing plate 120 and is connected with the top of the second fixing cylinder 250, and the buffer spring 260 is arranged in the second fixing cylinder 250.

In a preferred embodiment of the present invention, the side surface of the fixed plate 120 is provided with a mounting hole, each mounting hole is connected to one of the movable rods 240 in a matching manner, and the inner side surface of each mounting hole is tightly attached to the outer side surface of each movable rod 240, so as to ensure that the movable rods 240 are tightly matched with the fixed plate 120, and prevent hydraulic oil from leaking.

In a preferred embodiment of the present invention, the movable rod 240 and the buffer spring 260 are coaxial, and two ends of the buffer spring 260 are respectively connected to the upper and lower ends of the second fixed cylinder 250; through the hydraulic pressure pipe 220 in the first solid fixed cylinder 210 and the buffer spring 260 combined action in the second solid fixed cylinder 250, accomplish the shock-absorbing function of automobile body, two kinds of shock attenuation modes synergism, can play better shock attenuation effect, meanwhile, every first solid fixed cylinder 210 bottom surface all communicates one and trades oilhole 131, a plurality of damper in the same buffering subassembly 200 communicate each other through trading oilhole 131, can further make a plurality of damper of same buffering subassembly 200 years coordinate each other, decompose the impact force of vertical direction, thereby further improve the shock attenuation effect.

In a preferred embodiment of the present invention, the fitting housing 100 has a cross-section of one of a quadrilateral shape, a hexagonal shape, a octagonal shape, and a decagonal shape; and the top surface and the bottom surface of the assembling shell 100 are both provided with a plurality of assembling protrusions 110, the assembling protrusions 110 are used for connecting the automobile body and the chassis, the cross section of the assembling shell 100 is designed into one of a square shape, a hexagon shape, an octagon shape and a decagon shape, the assembling shell can be assembled on the automobile chassis and the automobile body better, and the impact force in the vertical direction is decomposed better.

In a preferred embodiment of the present invention, the assembling housing 100 and the second fixing cylinder 250 are made of rubber, and the assembling housing 100 and the second fixing cylinder 250 made of rubber have better deformation capability, so as to facilitate the function of the damping mechanism, and the fixing plate 120 and the assembling cylinder 130 are made of stainless steel; the fixing plate 120 and the assembly column 130, which are made of stainless steel, have no deformability, so that the damping effect is more stable.

In a preferred embodiment of the present invention, a plurality of through holes 221 are formed on the circumferential side surface of the lower portion of the hydraulic pipe 220, and the plurality of through holes 221 are communicated with the buffer cavity; by using the hydraulic tube 220 and the fixed cylinder to form a buffer cavity and the through hole 221 formed in the side surface of the hydraulic tube 220, when the movable rod 240 drives the movable plate 230 to descend, the hydraulic oil in the hydraulic tube 220 is extruded and can enter the buffer cavity, thereby forming a certain buffer effect; on the other hand, the hydraulic oil in the hydraulic pipe 220 is extruded to different damping mechanisms through the oil changing hole 131, the impact force in the vertical direction is decomposed to multiple directions, and the buffering effect is further improved.

When the shock absorption buffering device is used, the assembling protrusion 110 below the assembling shell 100 is installed on an automobile chassis, the assembling protrusion 110 above the assembling shell 100 is installed on an automobile body, when the shock absorption buffering device is subjected to impact force in the vertical direction, namely, two shock absorption mechanisms in the assembling shell 100 in the vertical direction are subjected to impact force, the first fixed cylinder 210 is pressed to deform, the spring is extruded to have elastic potential energy, a certain buffering effect is formed, meanwhile, the movable rod 240 gradually enters the second fixed cylinder 250, the moving plate 230 arranged at one end of the movable rod 240 descends to extrude hydraulic oil in the hydraulic pipe 220, the hydraulic oil in the hydraulic pipe 220 is pressed to enter the buffering cavity through the through hole 221, the hydraulic oil in the hydraulic pipe 220 enters other shock absorption mechanisms in the same buffering assembly 200 through the oil changing hole 131, and buffering is assisted by other buffering shock absorption mechanisms.

In light of the foregoing description of the preferred embodiment of the present invention, it is to be understood that various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.