CN213776194U - Automobile chassis shock absorption equipment - Google Patents

Abstract

The utility model discloses an automobile chassis shock attenuation equipment, including a supporting seat, the supporting seat lower extreme has cup jointed the mounting bracket, and the mounting bracket left and right sides trompil is provided with the screw, supporting seat bottom end fixedly connected with base, and the base openly is provided with the switching axle, switching axle front end is provided with the connecting block, and base and switching axle junction fixedly connected with fastener, this kind of automobile chassis shock attenuation equipment relies on its connecting block to realize the fixed of bumper shock absorber and automobile chassis shaft with the switching axle, can freely adjust the installation condition of mounted position in order to be suitable for most vehicles on the base through the fixed switching axle of fastener during the installation, and can guarantee that the vehicle has good power conductivity when the motion process through the fixed of connecting block and shaft to the shock attenuation effect of full play bumper shock absorber.

Description

Automobile chassis shock absorption equipment

Technical Field

The utility model relates to an automobile shock attenuation technical field specifically is an automobile chassis shock attenuation equipment.

Background

In order to quickly attenuate the vibration of a frame and a vehicle body and improve the smoothness and the comfort of the running of an automobile, a shock absorber is generally arranged on an automobile suspension system, the shock absorber is a vulnerable accessory in the using process of the automobile, and the working condition of the shock absorber directly influences the running stability of the automobile and the service life of other parts, so that the shock absorber is always in a good working state.

However, although the existing shock absorption equipment for damping the chassis of the automobile can effectively reduce the shock feeling, the automobile can also float up and down when running on a rugged road, and the fixing structure of the traditional equipment is simple, and the shock absorption equipment is positioned between the bottom plate and the automobile body, so that the application often needs to support the weight of a part of the automobile body to achieve the buffering effect, but the whole shock absorption effect of the shock absorption equipment is influenced due to poor force conductivity of the fixing structure.

Therefore, how to design a damping device for an automobile chassis becomes a problem to be solved currently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automobile chassis shock attenuation equipment to propose the poor, the poor problem of structure steadiness of current shock attenuation effect in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the automobile chassis damping equipment comprises a supporting seat, wherein the lower end of the supporting seat is sleeved with a mounting rack, screw holes are arranged on the left side and the right side of the mounting rack, a base is fixedly connected with the bottom end of the supporting seat, the front surface of the base is provided with a transfer shaft, the front end of the transfer shaft is provided with a connecting block, the connecting part of the base and the transfer shaft is fixedly connected with a fastening piece, the top end of the supporting seat is fixedly connected with a buffer shaft, the top end of the buffer shaft is tightly connected with an upper fixing frame, the middle part in the buffer shaft is provided with a movable cavity, an oil cavity is embedded in the middle part of the movable cavity, the upper end in the oil cavity is movably connected with a piston rod, and the bottom end of the piston rod is fixedly connected with a piston, the bottom end of the oil cavity is provided with a bottom valve, the middle part of the top end of the oil cavity is movably connected with a brake shaft body, the top end of the upper fixing frame is tightly connected with a rubber support, and a connecting piece is rotationally connected in the upper fixing frame.

Furthermore, the holes at four corners of the connecting block are provided with screw holes, and the connecting block is tightly welded with the adapter shaft.

Furthermore, the transfer shaft is fixedly connected with the base through a fastener, the position of the transfer shaft on the base is not fixed, and the height of the transfer shaft on the base can be freely adjusted.

Furthermore, the spring shaft is spiral, is sleeved in the buffer shaft and is fixedly connected with the upper fixing frame and the supporting seat.

Furthermore, the movable cavity is embedded in the buffer shaft, the movable cavity is filled with oil bodies, and the oil bodies in the movable cavity account for one third of the volume of the movable cavity.

Furthermore, the bottom valve is in a closed state, is sleeved on the oil cavity and is in a one-way design.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of chassis shock-absorbing equipment, rely on its connecting block and adapter shaft to realize the fixed of bumper shock absorber and chassis wheel axle, the adapter shaft that passes through the fastener during installation can freely adjust the mounted position on the base with the installation condition who is suitable for most vehicles, and can guarantee through the fixed of connecting block and shaft that the vehicle has good power conductibility when the motion process, with the shock attenuation effect of full play bumper shock absorber, this kind of shock-absorbing equipment uses dual buffering simultaneously, the outside structure buffering that relies on the spring shaft is realized with the inside hydraulic buffer of buffering axle, can produce the oil pressure through the back and forth movement of activity chamber and the oil intracavity oil body during the automobile motion, thereby realize the damping effect through the oil pressure, and the compression process through the elasticity buffer supporting seat of spring shaft and last mount simultaneously, the shock-absorbing effect of shock-absorbing equipment has been guaranteed.

Drawings

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

FIG. 2 is a schematic view of a partial structure of the buffer shaft of the present invention;

fig. 3 is a schematic view of a partial structure of the upper fixing frame of the present invention;

in the figure: 1-a support seat; 2-a mounting rack; 3-screw holes; 4, connecting blocks; 5-a transfer shaft; 6-a fastener; 7-a base; 8-a buffer shaft; 9-a spring shaft; 10-upper fixing frame; 11-a movable cavity; 12-a piston; 13-a bottom valve; 14-an oil chamber; 15-a piston rod; 16-a brake shaft body; 17-a rubber support; 18-connecting piece.

Detailed Description

Referring to fig. 1-3, the present invention provides a technical solution: a damping device for an automobile chassis comprises a supporting seat 1, wherein a mounting frame 2 is sleeved at the lower end of the supporting seat 1, screw holes 3 are formed in holes in the left side and the right side of the mounting frame 2, a base 7 is fixedly connected to the bottom end of the supporting seat 1, a transfer shaft 5 is arranged on the front side of the base 7, a connecting block 4 is arranged at the front end of the transfer shaft 5, a fastening piece 6 is fixedly connected to the joint of the base 7 and the transfer shaft 5, a buffering shaft 8 is fixedly connected to the top end of the supporting seat 1, an upper fixing frame 10 is tightly connected to the top end of the buffering shaft 8, a movable cavity 11 is arranged in the middle of the buffering shaft 8, an oil cavity 14 is embedded in the middle of the movable cavity 11, a piston rod 15 is movably connected to the upper end in the oil cavity 14, a piston 12 is fixedly connected to the bottom end of the piston rod 15, a bottom valve 13 is arranged at the bottom end of the oil cavity 14, and a brake 16 is movably connected to the middle of the top end of the oil cavity 14, the top end of the upper fixing frame 10 is tightly connected with a rubber support 17, and a connecting piece 18 is rotationally connected in the upper fixing frame 10.

Further, 4 four corners trompils of connecting block are provided with screw 3, and connecting block 4 closely welds with adapting shaft 5, can consolidate being connected of bumper shock absorber and car shaft through connecting block 4, have improved the structure steadiness of equipment.

Furthermore, the transfer shaft 5 is fixedly connected with the base 7 through a fastener 6, the transfer shaft 5 is not fixed at the position of the base 7, the height of the transfer shaft 5 can be freely adjusted on the base 7, the connection between an automobile wheel shaft and a shock absorber can be fixed through the transfer shaft 5, and the structural stability of the equipment is further improved.

Further, the spring shaft 9 is "spiral", and the spring shaft 9 is cup jointed in the buffering axle 8, and the spring shaft 9 and the upper fixing frame 10 and the supporting seat 1 fixed connection, can cushion the compression process of the upper fixing frame 10 and the supporting seat 1 through the spring shaft 9, have improved the shock attenuation effect of equipment.

Further, activity chamber 11 embedding sets up in buffering axle 8, just activity chamber 11 intussuseption is filled with the oil body, and the oil body accounts for the one third of activity chamber 11 volume in the activity chamber 11, enables the oil body through activity chamber 11 and makes a round trip to change in 14 oil pockets through hydraulic pressure buffering axle motion, has further improved the shock attenuation effect of equipment.

Further, the bottom valve 13 is in a closed state, the bottom valve 13 is sleeved on the oil cavity 14, the bottom valve 13 is in a one-way design, the bottom valve 13 can limit the movement of an oil body in the oil cavity 14 to prompt hydraulic pressure, and the damping effect of the device is further improved.

The working principle is as follows: this kind of chassis shock attenuation equipment, it is fixed through connecting rubber support 17 and frame during the installation, through being connected base 7 and chassis and through connecting spindle 5 and connecting block 4 fixed car shaft, when the car moves, piston 12 is compressed by piston rod 15 and is the downward movement trend in the shock attenuation equipment this moment, back oil pocket 14 makes the volume reduce because of piston 12 pushes down, oil pressure risees in oil pocket 14 this moment, fluid flows into movable chamber 11 through bottom valve 13, simultaneously through the compression motion of buffering axle 8, supporting seat 1 compresses with last mount 10 after being pressed, and produce the resistance buffering compression process by the influence of spring shaft 9 elasticity in the process, the restriction circulation of in-process bottom valve 13 to oil makes the automobile structure produce damping force by the compression motion, thereby realize the shock attenuation effect of buffering axle through damping force.

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 (6)

1. The utility model provides an automobile chassis shock-absorbing equipment, includes supporting seat (1), its characterized in that: the lower end of the supporting seat (1) is sleeved with the mounting frame (2), the holes in the left side and the right side of the mounting frame (2) are provided with screw holes (3), the bottom of the supporting seat (1) is fixedly connected with a base (7), the base (7) is positively provided with a transfer shaft (5), the front end of the transfer shaft (5) is provided with a connecting block (4), the joint of the base (7) and the transfer shaft (5) is fixedly connected with a fastener (6), the top end of the supporting seat (1) is fixedly connected with a buffer shaft (8), the top end of the buffer shaft (8) is tightly connected with an upper fixing frame (10), the middle part in the buffer shaft (8) is provided with a movable cavity (11), an oil cavity (14) is embedded in the middle part in the movable cavity (11), the upper end in the oil cavity (14) is movably connected with a piston rod (15), and the bottom of the piston rod (15) is fixedly connected with a piston (12), the bottom valve (13) is arranged at the bottom end of the oil cavity (14), the brake shaft body (16) is movably connected to the middle of the top end of the oil cavity (14), the rubber support (17) is tightly connected to the top end of the upper fixing frame (10), and the connecting piece (18) is rotatably connected to the upper fixing frame (10).

2. The apparatus for damping vibration of an automobile chassis according to claim 1, wherein: the four corners of the connecting block (4) are provided with screw holes (3) in a hole mode, and the connecting block (4) is tightly welded with the transfer shaft (5).

3. The apparatus for damping vibration of an automobile chassis according to claim 1, wherein: the transfer shaft (5) is fixedly connected with the base (7) through a fastener (6), the position of the transfer shaft (5) on the base (7) is not fixed, and the height of the transfer shaft (5) on the base (7) can be freely adjusted.

4. The apparatus for damping vibration of an automobile chassis according to claim 1, wherein: the spring shaft (9) is spiral, the spring shaft (9) is sleeved in the buffer shaft (8), and the spring shaft (9) is fixedly connected with the upper fixing frame (10) and the supporting seat (1).

5. The apparatus for damping vibration of an automobile chassis according to claim 1, wherein: the movable cavity (11) is embedded into the buffer shaft (8), an oil body is filled in the movable cavity (11), and the oil body in the movable cavity (11) accounts for one third of the volume of the movable cavity (11).

6. The apparatus for damping vibration of an automobile chassis according to claim 1, wherein: the bottom valve (13) is in a closed state, the bottom valve (13) is sleeved on the oil cavity (14), and the bottom valve (13) is in a one-way design.

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