TWM516520U - Automobile shock absorber and automobile suspension lifting device - Google Patents

Description

Automobile shock absorber and car suspension lifting device

This creation department is related to the shock absorbers of automobiles, and aims to provide a vehicle shock absorber for the driver to quickly change the height of the chassis according to the demand and the related vehicle suspension lifting device.

According to the vehicle, the shock absorber of the car is mainly disposed between the frame and the wheel frame, which can quickly absorb vibration, stabilize the vehicle body, and maintain continuous contact between the tire and the road surface, reduce the probability of the automobile parts failing due to vibration, and can maintain the ride. Comfort, has a great impact on the handling, stability, and support of the car body.

Most of the existing automobile shock absorbers have a damper cylinder, a piston rod that can expand and contract with respect to the damper cylinder, a spring seat fixed to the outside of the damper cylinder, and a spring seat fixed at the end of the piston rod. a spring cover and a compression spring that strikes between the spring seat and the spring cover.

Although the use of such a shock absorber allows the vehicle body to achieve the purpose of suspension during travel, for a vehicle with a lower part of the chassis or a lower front bumper (such as a sports car), the front of the vehicle is often used when climbing a steep slope from a plane. The front bumper easily hits the ground and may cause damage. Due to certain special needs (such as sports cars, modified racing cars), the car must be The height of itself is reduced to reduce the wind resistance, so the car needs to adjust the height of the chassis.

It is known that the spring seat can be designed and screwed on the damper cylinder so as to change the relative position of the spring seat with the rotating spring seat, and then cooperate with the force and length of the compression spring. In order to adjust the car chassis downwards or upwards to achieve the purpose of adjusting the height of the car.

However, similar adjustments can only be made in equipment or environments that facilitate lifting of the entire car. Operators must also have considerable skill to perform cumbersome and time-consuming adjustments for vehicles that are outdoors or on the road. It is impossible to adjust the height of the air car according to the above method, so there are still many inconveniences and problems.

In view of this, the present invention provides a vehicle shock absorber for the driver to quickly change the height of the chassis of the vehicle and a related vehicle suspension lifting device as its main purpose.

The automobile shock absorber of the present invention comprises: a shock absorbing cylinder having a cylinder and a piston rod which is displaceable relative to the cylinder; a spring seat is arranged on the periphery of the cylinder; and an airbag seat is arranged at The end of the piston rod has an inner sleeve opposite to the outer side of the piston rod, and an outer sleeve relatively disposed outside the inner sleeve, and a spring cover is opposite to the inner sleeve a slipping pattern is sleeved on the outer periphery of the inner sleeve, the spring cover is sleeved with the inner sleeve and forms an airtight effect, and the airbag seat is a vent hole penetrating between the inner sleeve and the outer sleeve is disposed at the outer sleeve; an air bag, the upper and lower ends are respectively sealed and fixed with the outer sleeve and the spring cover; a compression spring The sleeve is disposed between the spring seat and the spring cover.

By utilizing the above structural features, the automobile shock absorber of the present invention can withstand the weight of the automobile and achieve the expected weight under the normal state by the compression spring against the spring cover and the spring seat and under the cooperation of the shock absorber cylinder. Suspension effect; if necessary, only the compressed gas of the air pressure source is introduced into the airbag, and the spring cover of the airbag seat is displaced downward by the airbag bracket extension, thereby increasing the distance between the frame and the wheel frame, thereby achieving a rapid change of the automobile. The purpose of the chassis height.

According to the above structural feature, the airbag seat is provided with a first necking portion along the lower edge of the outer sleeve, and a second necking portion is disposed on the spring cover. The upper and lower ends of the airbag are respectively sleeved. Provided at the first neck portion and the second neck portion, and two fixed steel rings respectively from the outer side of the air bag, the upper end of the air bag is clamped to the first neck portion and the lower end of the air bag is clamped In the second necking portion.

According to the above structural feature, the center of the spring cover is provided with a sleeve hole through which the inner sleeve is correspondingly inserted, and at least one leakage ring for contacting the inner sleeve is disposed in the inner circumference of the sleeve.

The damper cylinder is attached to the piston rod with a top cover opposite to the airbag seat.

The spring seat is screwed to the periphery of the cylinder.

The automobile suspension lifting device of the present invention is provided with a plurality of automobile shock absorbers, a pneumatic source, a valve member, and a controller in one automobile: wherein: each steam The vehicle shock absorber is an automobile shock absorber presented in any of the above structural forms for being respectively installed between the frame of the automobile and each wheel frame; the air pressure source is transmitted through the high pressure pipeline and each automobile shock absorber a vent hole connection provided by the airbag sleeve; the valve member is disposed at a high pressure pipeline of the air pressure source connected to each automobile shock absorber, and a high pressure tube for controlling the air pressure source to connect each automobile shock absorber is preset a flow-on mode of operation of the road, and a pressure-relief operation mode for exhausting the high-pressure line connected to the vehicle shock absorber; the controller is connected to the valve member to form a signal for controlling the valve member to switch to Intake operation mode or pressure relief operation mode.

By utilizing the above structural features, the automobile suspension lifting device of the present invention can control the valve member to switch between the intake operation mode and the pressure relief operation mode by simply operating the controller to make the applied vehicle It is possible to quickly adjust the height of the chassis according to the road conditions to meet the driving needs of different road conditions.

According to the above structural feature, the air pressure source has an air compressor for generating a compressed gas, and an accumulator cartridge connected to the air compressor for storing compressed gas.

The controller forms a signal transmission through the signal line and the valve member.

The controller forms a signal transmission with the valve member through a radio frequency.

Specifically, the automobile shock absorber disclosed in the present invention and the related vehicle suspension lifting device do not require complicated and time-consuming adjustment actions, so that the applied automobile can quickly adjust the chassis height according to the road condition, not only the chassis height, but also the height of the chassis can be quickly adjusted. Can meet the driving needs of different road conditions, and relatively more accurate to allow the vehicle's suspension function back Revert to a pre-set state to maintain car safety and comfort with a relatively more active and reliable means.

10‧‧‧Car

20‧‧‧Automobile shock absorbers

21‧‧‧ damper

211‧‧‧Cylinder

212‧‧‧ piston rod

213‧‧ ‧ spring seat

214‧‧‧Top cover

22‧‧‧ airbag seat

221‧‧‧Inner sleeve

222‧‧‧Outer sleeve

223‧‧‧Spring cover

224‧‧‧vents

225‧‧‧First necking

226‧‧‧Second necking

227‧‧‧Fixed steel ring

228‧‧‧ hole sets

229‧‧‧ leaking ring

23‧‧‧Airbag

24‧‧‧Compression spring

30‧‧‧Air pressure source

31‧‧‧Air compressor

32‧‧‧Accumulator

40‧‧‧ valve parts

50‧‧‧ Controller

60‧‧‧High pressure pipeline

The first figure is a perspective view of the appearance of the automobile shock absorber in the present invention in which the airbag has not been stretched.

Fig. 2 is a perspective view showing the appearance of the automobile shock absorber in the present invention in an extended state of the airbag.

Fig. 3 is a cross-sectional view showing the partial structure of the automobile shock absorber in the present invention in which the airbag has not been extended.

Fig. 4 is a partial cross-sectional view showing the automobile shock absorber in the present invention in a state in which the airbag is in an extended state.

Figure 5 is a schematic diagram of the basic composition of the vehicle suspension lifting device in this creation.

Fig. 6 is a schematic diagram showing the variation of the height of the automobile chassis of the automobile suspension lifting device in the present invention in the airbag extension state of the automobile shock absorber.

This creation mainly provides a car shock absorber for the driver to quickly change the height of the car chassis according to the demand and the related car suspension lifting device. As shown in Figures 1 to 4, the car shock absorber 20 of the present invention is created. , the system includes:

A damper cylinder 21 has a cylinder 211 and a piston rod 212 that is displaceable relative to the cylinder 211. A spring seat 213 is disposed on the periphery of the cylinder 211. In practice, the spring seat 213 is snail Provided on the periphery of the cylinder 211, through relative rotation The position of the spring seat 213 is adjusted in such a manner as to move the cylinder 211 and the spring seat 213.

An airbag seat 22 is disposed at the end of the piston rod 212, and has an inner sleeve 221 disposed opposite the piston rod 212, and an outer sleeve 222 disposed opposite the inner sleeve 221. Another spring cover 223 is sleeved on the outer periphery of the inner sleeve 221 in a manner of sliding relative to the inner sleeve 221, and the spring cover 223 is sleeved with the inner sleeve 221 and forms an airtight effect. The airbag seat 22 and the outer sleeve 222 are provided with a venting hole 224 extending between the inner sleeve and the outer sleeve.

An air bag 23 has an upper and a lower end sealed and fixed to the outer sleeve 222 and the spring cover 223 respectively. In implementation, the air bag base 22 is provided with a first necking under the outer sleeve 222. The second portion 226 is disposed on the upper portion of the spring cover 223. The upper and lower ends of the air bag 23 are respectively sleeved on the first neck portion 225 and the second neck portion 226. Two fixed steel rings 227 are respectively located outside the air bag 23, and the upper end of the air bag 23 is clamped to the first neck portion 225 and the lower end of the air bag 23 is clamped to the second neck portion 226.

a compression spring 24 is sleeved between the spring seat 213 and the spring cover 223; mainly through the compression spring 24 against the spring cover 223 and the spring seat 213, and under the cooperation of the shock absorbing cylinder 21, Withstand the weight of the car and achieve the expected shock absorption.

Please also refer to FIG. 5, the automobile shock absorber 20 of the present invention is assembled and connected with the frame and the wheel frame of the automobile 10 by the piston rod 212 and the cylinder 211 of the damper cylinder 21, respectively. And the air pressure source 30 is connected through the vent hole 224 of the airbag seat 22.

In the normal state, the compression spring 24 can be pressed against the spring cover 223 and the spring seat 213, and under the cooperation of the damper cylinder 21, the weight of the automobile 10 can be withstood and the expected shock absorbing effect can be achieved; if necessary, only The compressed gas of the air pressure source 30 is introduced into the airbag 23, and the spring cover 223 of the airbag seat 22 is displaced downward by the airbag 23 (as shown in FIGS. 2 and 4), thereby increasing the frame and the wheel. The distance between the shelves (as shown in Fig. 6), in order to achieve the purpose of quickly changing the height of the chassis of the car 10.

The car shock absorber 20 of the present invention is provided with a sleeve hole 228 for the inner sleeve 221 to be inserted into the center of the spring cover 223, and at least one inner ring is provided in the inner hole of the sleeve hole 228. a leakage preventing ring 229 contacting the inner sleeve 221 to increase the airtight effect between the spring cover 223 and the inner sleeve 221; and the damper cylinder 21 can further extend the piston rod 212 relative to the airbag A top cover 214 is provided above the seat 22, and the top cover 214 can be used to increase the assembly effect with the frame.

As shown in Figures 1 and 5, the automobile suspension lifting device of the present invention is provided with a plurality of automobile shock absorbers 20, a pneumatic source 30, a valve member 40, and a controller on a vehicle 10. 50: Among them:

Each of the automobile shock absorbers 20 can be an automobile shock absorber 20 of any of the above-mentioned structural types for being respectively mounted between the frame of the automobile 10 and each of the wheel frames; the spring cover 24 can be pressed against the spring cover Between the 223 and the spring seat 213, and under the cooperation of the damper cylinder 21, the weight of the automobile 10 is withstood and the expected shock absorbing effect is achieved.

The air pressure source 30 is transmitted through the high pressure pipeline 60 and each of the automobile shock absorbers 20 The vent hole 224 of the airbag seat 22 is connected; in practice, the air pressure source 30 has an air compressor 31 for generating compressed gas, and a storage device for connecting the air compressor 31 for storing compressed gas. Pressure cylinder 32.

The valve member 40 is disposed at the high pressure line 60 of the air source 30 connected to each of the automobile shock absorbers 20. A preset high pressure line 60 for controlling the air source 30 to connect the automobile shock absorbers 20 is turned on. The air intake mode of operation, and a pressure relief mode of operation for venting the high pressure line 60 that is coupled to the vehicle shock absorber 20.

The controller 50 is connected to the valve member 40 to control the valve member 40 to switch to the intake operation mode or the pressure relief operation mode. In implementation, the controller 50 can transmit the signal line and the signal line. The valve member constitutes a signal transmission; of course, as shown, the signal transmission can be formed by the radio frequency device and the valve member 40.

The automobile suspension lifting device of the present invention can control the valve member 40 to switch between the intake operation mode and the pressure relief operation mode by simply operating the controller 50, so that the applied vehicle 10 can be The road conditions quickly adjust the height of the chassis (as shown in Figures 5 and 6) to meet the driving needs of different road conditions.

Specifically, the automobile shock absorber disclosed in the present invention and the related vehicle suspension lifting device do not require complicated and time-consuming adjustment actions, so that the applied automobile can quickly adjust the chassis height according to the road condition, not only the chassis height, but also the height of the chassis can be quickly adjusted. It can meet the driving needs of different road conditions, and relatively more accurately restore the vehicle's suspension function to a preset state, to maintain the safety and comfort of the car with relatively more active and reliable means.

In summary, the present invention provides a better and feasible automobile shock absorber and its associated vehicle suspension lifting device, and submits a new patent application according to law; the technical content and technical features of the creation have been disclosed above, but are familiar with The person skilled in the art may still make various substitutions and modifications without departing from the spirit of the present invention based on the disclosure of the present invention. Therefore, the scope of the present invention is not limited to the embodiments disclosed, but includes various alternatives and modifications that do not depart from the present invention and are covered by the following claims.

10‧‧‧Car

20‧‧‧Automobile shock absorbers

21‧‧‧ damper

211‧‧‧Cylinder

212‧‧‧ piston rod

214‧‧‧Top cover

22‧‧‧ airbag seat

222‧‧‧Outer sleeve

223‧‧‧Spring cover

224‧‧‧vents

23‧‧‧Airbag

24‧‧‧Compression spring

30‧‧‧Air pressure source

31‧‧‧Air compressor

32‧‧‧Accumulator

40‧‧‧ valve parts

50‧‧‧ Controller

60‧‧‧High pressure pipeline

Claims (9)

A shock absorber for a vehicle includes: a damper cylinder having a cylinder and a piston rod that is displaceable relative to the cylinder; a spring seat is disposed on the periphery of the cylinder; and an airbag seat is disposed on the piston rod The end portion has an inner sleeve opposite to the outer side of the piston rod, and an outer sleeve oppositely disposed outside the inner sleeve, and a spring cover to slide relative to the inner sleeve The sleeve is sleeved on the outer periphery of the inner sleeve, the spring cover is sleeved with the inner sleeve and forms an airtight effect, and the airbag seat is provided at the outer sleeve with a through hole to the inner sleeve and the outer sleeve a venting hole between the sleeves; an air bag, the upper and lower ends are respectively sealed and fixed with the outer sleeve and the spring cover; a compression spring is sleeved between the spring seat and the spring cover. The vehicle shock absorber of claim 1, wherein the airbag seat is provided with a first necking portion along the lower edge of the outer sleeve, and a second necking portion is disposed on the spring cover. The upper and lower ends of the airbag are respectively sleeved on the first necking portion and the second necking portion, and two fixed steel rings are respectively respectively from the outer side of the airbag, and the upper end of the airbag is clamped to the first necking And clamping the lower end of the airbag to the second neck portion. The automobile shock absorber according to claim 1, wherein a center of the spring cover is provided with a sleeve hole through which the inner sleeve is correspondingly inserted, and at least one inner ring is provided in the inner circumference of the sleeve hole. Contact leak ring. The automobile shock absorber according to claim 1, wherein the damper cylinder is attached to the piston rod with a top cover at a position above the airbag seat. The vehicle shock absorber according to any one of claims 1 to 4, wherein the spring seat is screwed to the periphery of the cylinder. A vehicle suspension lifting device is provided with a plurality of automobile shock absorbers, a pneumatic source, a valve member, and a controller on a vehicle: wherein: Each of the vehicle shock absorbers of any one of claims 1 to 5 is installed between the frame of the automobile and each of the wheel frames; the air pressure source is transmitted through the high pressure pipeline The valve member is connected to the vent hole provided by the airbag seat of each automobile shock absorber; the valve member is disposed at the high pressure pipeline of the air pressure source connected to each automobile shock absorber, and a preset is provided for controlling the air pressure source to connect the automobile An air intake operation mode in which the high pressure pipeline of the shock absorber is turned on, and a pressure relief operation mode in which the high pressure pipeline connected to the automobile shock absorber is exhausted; the controller is connected with the valve member to form a signal for The valve member is controlled to switch to the intake operation mode or the pressure relief operation mode. The vehicle suspension lifting device of claim 6, wherein the air pressure source has an air compressor for generating compressed gas, and an accumulator cylinder connected to the air compressor for storing compressed gas. The vehicle suspension lifting device of claim 6 or 7, wherein the controller transmits a signal through the signal line and the valve member. The vehicle suspension lifting device of claim 6 or 7, wherein the controller transmits a signal to the valve member via a radio frequency.