CN107477132B - Automobile shock absorber and working principle thereof - Google Patents
Automobile shock absorber and working principle thereof Download PDFInfo
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- CN107477132B CN107477132B CN201710880873.XA CN201710880873A CN107477132B CN 107477132 B CN107477132 B CN 107477132B CN 201710880873 A CN201710880873 A CN 201710880873A CN 107477132 B CN107477132 B CN 107477132B
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- oil tank
- oil
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- 230000035939 shock Effects 0.000 title claims abstract description 17
- 239000006096 absorbing agent Substances 0.000 title claims abstract description 16
- 230000006835 compression Effects 0.000 claims abstract description 41
- 238000007906 compression Methods 0.000 claims abstract description 41
- 239000007788 liquid Substances 0.000 claims description 55
- 238000013016 damping Methods 0.000 claims description 23
- 238000011084 recovery Methods 0.000 claims description 20
- 230000010355 oscillation Effects 0.000 claims description 16
- 230000001105 regulatory effect Effects 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 7
- 230000005484 gravity Effects 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 6
- 206010039203 Road traffic accident Diseases 0.000 claims description 4
- 230000001276 controlling effect Effects 0.000 claims description 3
- 230000004580 weight loss Effects 0.000 claims description 3
- 239000003921 oil Substances 0.000 claims 57
- 239000010720 hydraulic oil Substances 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 239000000725 suspension Substances 0.000 claims 1
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 6
- 230000001133 acceleration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/10—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using liquid only; using a fluid of which the nature is immaterial
- F16F9/14—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
- F16F9/16—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3207—Constructional features
- F16F9/3221—Constructional features of piston rods
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3207—Constructional features
- F16F9/3235—Constructional features of cylinders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/34—Special valve constructions; Shape or construction of throttling passages
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The invention relates to an automobile shock absorber, which comprises an oil tank (2) and an oil cylinder (9), wherein an oil cylinder supporting assembly (6) is arranged at the bottom of the oil cylinder (9), the oil cylinder supporting assembly (6) is fixedly arranged at the bottom of the oil tank (2), an inner oil cylinder (20) is fixedly arranged at the top of the oil cylinder supporting assembly (6), a compression valve (5) is arranged at the inner bottom of the inner oil cylinder (20), a piston assembly (12) is arranged above the compression valve (5), a piston rod (11) is arranged on the piston assembly (12), an outer oil cylinder (10) is arranged at the outer side of the inner oil cylinder (20), the bottom end of the outer oil cylinder (10) is positioned in the oil tank (2), the top end of the outer oil cylinder (10) is level with the top end of the inner oil cylinder (20), and a piston rod guide assembly (19) is arranged. The invention has the advantages that: 1. playing a role in shock absorption. 2. Preventing the vehicle from turning over. 3. The grip force is increased, and the vehicle is prevented from being out of control.
Description
Technical Field
The present invention relates to the shock-absorbing device is provided with a shock absorber, and more particularly to a pulse shock absorber for use in an automobile.
Background
And at the end of 9 months in 2014, a program with trip safety is played on the central television station 13 channel, traffic police teams and traffic safety specialists are organized, curves between representative national roads and provinces are selected, and a bending experiment is carried out by using a middle-high-grade car. The result is that 30/km hour speed is over-bent safely, 40/km hour speed has heartbeat acceleration feeling, 50/km hour speed is out of control, and 60/km accidents are unavoidable.
The number of car accidents caused by the fact that the car speed is not controlled in a curve is surprisingly counted by a television station, the number of accidents is 10 tens of thousands of accidents per year, and the number of casualties per year is tens of thousands. People are publicized and educated, a large traffic accident is harmful to individuals and families, and the harmony of society is influenced.
Home automobiles have been popular in china, and one of the keys affecting the safety performance of automobiles is a shock absorber, so that an automobile shock absorber with good comfort and better safety performance is expected.
Disclosure of Invention
The invention aims to solve the technical problems that: aiming at various defects and shortcomings in the prior art, the automobile shock absorber is good in comfort level and safety performance.
The specific technical scheme of the invention is as follows: the utility model provides an automobile shock absorber, including oil tank and hydro-cylinder, the bottom of hydro-cylinder is equipped with the hydro-cylinder and supports the assembly, the bottom that the hydro-cylinder supported the assembly fixed mounting in the oil tank, the top of hydro-cylinder supports the assembly is fixed to be equipped with interior hydro-cylinder, interior hydro-cylinder inner bottom is equipped with the compression valve, piston assembly is equipped with to the top of compression valve, piston rod is equipped with on the piston assembly, piston rod one end extends to interior hydro-cylinder outside, outer hydro-cylinder is still equipped with in the interior hydro-cylinder outside, outer hydro-cylinder bottom is located the oil tank, and with oil tank sealing installation, the top of outer hydro-cylinder is parallel and level with the top of interior hydro-cylinder, and be equipped with piston rod guide assembly, piston rod guide assembly both sealed outer hydro-cylinder and interior hydro-cylinder, enable the piston rod again to remove steadily.
Furthermore, an oil tank cylinder sleeve is arranged on one side of the oil tank, an oil cylinder piston is arranged at the bottom of the oil tank cylinder sleeve, a piston pressure spring is arranged on the oil cylinder piston, an oil tank cover is further arranged at the top of the oil tank cylinder sleeve, a convex part is arranged at the bottom of the oil tank cover, the convex part is positioned in the piston pressure spring, an electromagnetic valve, a restoring valve and an adjusting valve are further arranged on the other side of the oil tank, a bottom plate is further arranged at the bottom of the oil tank, a pressure regulating valve penetrates through one end of the bottom plate and is positioned in the oil tank, a pressure sensor is further arranged on the outer side of the oil tank, and an oil path block is further arranged in the oil tank.
Further, the oil path block is respectively connected with an outer oil cylinder of the oil cylinder and the oil cylinder supporting assembly, an oil tank cylinder sleeve, an electromagnetic valve, a recovery valve, an adjusting valve, a pressure regulating valve and a pressure sensor.
The working principle of the automobile shock absorber comprises the following steps:
1) Damping function:
when the piston rod is downward, the upper cavity is filled with liquid through the piston assembly, the restoring valve and the compression valve form a compression ratio, and redundant liquid forms damping force through the compression valve, so that spring oscillation is reduced, liquid enters the adjusting valve through the cylinder supporting assembly, enters the electromagnetic valve through the restoring valve upper cavity and then enters the oil tank, and compression damping can be set through computer test.
When the piston rod is upward, the piston assembly has a unidirectional function, liquid in the upper cavity of the inner cylinder enters the outer cylinder through the piston rod and enters the restoring valve through the oil way block channel to form restoring force damping, so that the spring oscillation function is reduced, the liquid enters the electromagnetic valve and then enters the oil tank, the lower cavity of the inner cylinder enters the oil tank through the oil tank supporting assembly and the oil tank cylinder sleeve through the oil inlet, pressure oil is filled in the oil tank cylinder sleeve, the piston pressure spring opens the cylinder piston, the lower cavity of the inner cylinder is filled with liquid, and the restoring damping is set through a computer test.
2. Safety function:
when the piston rod is downward, the upper cavity is filled with liquid through the piston assembly, the restoring valve and the compression valve form a compression ratio, redundant liquid forms a damping force through the compression valve, so that spring oscillation is reduced, liquid enters the adjusting valve through the oil cylinder supporting assembly channel and enters the electromagnetic valve through the restoring valve upper cavity, the electromagnetic valve is closed at the moment, the liquid cannot flow and is locked, the piston rod is locked, the distance between the tires is kept unchanged, the rolling of a car body is prevented, the highest supporting centrifugal force of 1.8G is kept, the horizontal acting system of the car body is designed, 200 kg/pressure can be born, and the car body rollover is prevented when a car running at a high speed borrows a road, emergently dodges and suddenly turns over.
When the piston rod is upward, the piston assembly has a unidirectional function, liquid in the upper cavity of the inner oil cylinder enters the outer oil cylinder through the piston rod and enters the restoring valve through the oil way block channel to form restoring force damping, so that the spring oscillation function is reduced, the liquid enters the electromagnetic valve through the upper cavity of the restoring valve, at the moment, the electromagnetic valve is closed, the liquid is locked, the piston rod cannot be upward, the spring is locked, the gravity center deviation caused by centrifugal force and the reverse thrust caused by the weight loss of the spring are prevented, the vehicle body is kept horizontal, the gravity center is pressed, and the rolling of the vehicle is prevented.
3. Grip function:
when the piston rod is downward, the upper cavity is filled with liquid through the piston assembly, the restoring valve and the compression valve form a compression ratio, redundant liquid forms a damping force through the compression valve, so that spring oscillation is reduced, liquid enters the adjusting valve through the oil cylinder supporting assembly channel and enters the electromagnetic valve through the restoring valve upper cavity, and at the moment, the computer control system is used for controlling the electromagnetic valve according to a set program: the electromagnetic valve is closed, the impact force of the high-low vibration of the road surface is absorbed in the oil cylinder to form pressure, and the pressure sensor detects that the electromagnetic valve is opened when the pressure reaches a set value because the system has a pressure maintaining function, so that liquid enters the oil tank, the ground grabbing force of a car running at a high speed is improved, the out of control of the car is prevented, and the traffic accident is reduced or prevented.
The invention has the following advantages due to the adoption of the technical scheme: 1. damping can be formed, and a damping effect is achieved. 2. The safety is improved, the vehicle body is kept horizontal, and the vehicle is prevented from turning over. 3. The grip force is increased, and the vehicle is prevented from being out of control.
Drawings
Fig. 1: is a schematic three-dimensional structure of the invention.
Fig. 2: is a schematic diagram of the front view structure of the invention.
Fig. 3: is a schematic top view structure of the invention.
Fig. 4: is a schematic view of a cross-sectional structure in a direction A-A in the plan view of the invention.
Detailed Description
Embodiments of the present invention are described with reference to the accompanying drawings.
Example 1:
the utility model provides an automobile shock absorber, including oil tank 2 and hydro-cylinder 9, hydro-cylinder support assembly 6 is equipped with to the bottom of hydro-cylinder 9, hydro-cylinder support assembly 6 fixed mounting is in the bottom in oil tank 2, the top of hydro-cylinder support assembly 6 is fixed to be equipped with interior hydro-cylinder 20, compression valve 5 is equipped with in interior hydro-cylinder 20, piston assembly 12 is equipped with on the piston assembly 12, piston rod 11 one end extends to outside interior hydro-cylinder 20, outer hydro-cylinder 10 is still equipped with in the interior hydro-cylinder 20 outside, outer hydro-cylinder 10 bottom is located oil tank 2, and with oil tank 2 sealing installation, the top of outer hydro-cylinder 10 is parallel and level with the top of interior hydro-cylinder 20, and be equipped with piston rod guide assembly 19, piston rod guide assembly 19 both seals outer hydro-cylinder 10 and interior hydro-cylinder 20, enable piston rod 11 again and remove steadily.
The oil tank 2 is equipped with oil tank cylinder liner 3 on one side, oil tank piston 7 is equipped with in oil tank cylinder liner 3 bottom, be equipped with piston pressure spring 4 on the oil tank piston 7, oil tank lid 1 is still equipped with at the top of oil tank cylinder liner 3, oil tank lid 1 bottom is equipped with convex part 22, convex part 22 is located piston pressure spring 4, oil tank 2 opposite side still is equipped with solenoid valve 14, restore valve 15 and adjustment valve 16, oil tank 2 bottom still is equipped with bottom plate 8, air-vent valve 17 runs through bottom plate 8 one end and is located oil tank 2, the oil tank 2 outside still is equipped with pressure sensor 18, still be equipped with oil circuit piece 21 in the oil tank 2.
The oil path block 21 is respectively connected with the outer oil cylinder 10 and the oil cylinder supporting assembly 6 of the oil cylinder 9, the oil tank sleeve 3, the electromagnetic valve 14, the recovery valve 15, the adjusting valve 16, the pressure regulating valve 17 and the pressure sensor 18.
When the piston rod 11 is downward, the lower cavity of the inner oil cylinder 20 is filled with liquid through the piston assembly 12, the upper cavity is filled with liquid, the restoring valve 15 and the compression valve 5 form a compression ratio, redundant liquid forms damping force through the compression valve 5, so that spring oscillation is reduced, the liquid enters the adjusting valve 16 through the oil cylinder supporting assembly 6, enters the electromagnetic valve 14 through the upper cavity of the restoring valve 15 and then enters the oil tank 2, and compression damping can be set through computer test.
Example 2:
the utility model provides an automobile shock absorber, including oil tank 2 and hydro-cylinder 9, hydro-cylinder support assembly 6 is equipped with to the bottom of hydro-cylinder 9, hydro-cylinder support assembly 6 fixed mounting is in the bottom in oil tank 2, the top of hydro-cylinder support assembly 6 is fixed to be equipped with interior hydro-cylinder 20, compression valve 5 is equipped with in interior hydro-cylinder 20, piston assembly 12 is equipped with on the piston assembly 12, piston rod 11 one end extends to outside interior hydro-cylinder 20, outer hydro-cylinder 10 is still equipped with in the interior hydro-cylinder 20 outside, outer hydro-cylinder 10 bottom is located oil tank 2, and with oil tank 2 sealing installation, the top of outer hydro-cylinder 10 is parallel and level with the top of interior hydro-cylinder 20, and be equipped with piston rod guide assembly 19, piston rod guide assembly 19 both seals outer hydro-cylinder 10 and interior hydro-cylinder 20, enable piston rod 11 again and remove steadily.
The oil tank 2 is equipped with oil tank cylinder liner 3 on one side, oil tank piston 7 is equipped with in oil tank cylinder liner 3 bottom, be equipped with piston pressure spring 4 on the oil tank piston 7, oil tank lid 1 is still equipped with at the top of oil tank cylinder liner 3, oil tank lid 1 bottom is equipped with convex part 22, convex part 22 is located piston pressure spring 4, oil tank 2 opposite side still is equipped with solenoid valve 14, restore valve 15 and adjustment valve 16, oil tank 2 bottom still is equipped with bottom plate 8, air-vent valve 17 runs through bottom plate 8 one end and is located oil tank 2, the oil tank 2 outside still is equipped with pressure sensor 18, still be equipped with oil circuit piece 21 in the oil tank 2.
The oil path block 21 is respectively connected with the outer oil cylinder 10 and the oil cylinder supporting assembly 6 of the oil cylinder 9, the oil tank sleeve 3, the electromagnetic valve 14, the recovery valve 15, the adjusting valve 16, the pressure regulating valve 17 and the pressure sensor 18.
When the piston rod 11 is upwards, the piston assembly 12 has a one-way function, liquid in the upper cavity of the inner cylinder 20 enters the outer cylinder 10 through the piston rod 11 and enters the restoring valve 15 through the channel of the oil path block 21 to form restoring force damping, so that the spring oscillation function is reduced, the liquid enters the electromagnetic valve 14 and then enters the oil tank 2, the lower cavity of the inner cylinder 20 is filled with oil through the oil tank supporting assembly 6 and the oil tank cylinder sleeve 3, pressure oil is filled in the oil tank cylinder sleeve 3, the piston pressure spring 4 opens the cylinder piston 7, the lower cavity of the inner cylinder 20 is filled with liquid, and the restoring damping is measured by a computer
And (5) setting a test.
Example 3:
the utility model provides an automobile shock absorber, including oil tank 2 and hydro-cylinder 9, hydro-cylinder support assembly 6 is equipped with to the bottom of hydro-cylinder 9, hydro-cylinder support assembly 6 fixed mounting is in the bottom in oil tank 2, the top of hydro-cylinder support assembly 6 is fixed to be equipped with interior hydro-cylinder 20, compression valve 5 is equipped with in interior hydro-cylinder 20, piston assembly 12 is equipped with on the piston assembly 12, piston rod 11 one end extends to outside interior hydro-cylinder 20, outer hydro-cylinder 10 is still equipped with in the interior hydro-cylinder 20 outside, outer hydro-cylinder 10 bottom is located oil tank 2, and with oil tank 2 sealing installation, the top of outer hydro-cylinder 10 is parallel and level with the top of interior hydro-cylinder 20, and be equipped with piston rod guide assembly 19, piston rod guide assembly 19 both seals outer hydro-cylinder 10 and interior hydro-cylinder 20, enable piston rod 11 again and remove steadily.
Furthermore, an oil tank cylinder sleeve 3 is arranged on one side of the oil tank 2, an oil cylinder piston 7 is arranged at the bottom of the oil tank cylinder sleeve 3, a piston pressure spring 4 is arranged on the oil cylinder piston 7, an oil tank cover 1 is further arranged at the top of the oil tank cylinder sleeve 3, a convex part 22 is arranged at the bottom of the oil tank cover 1, the convex part 22 is positioned in the piston pressure spring 4, an electromagnetic valve 14, a restoring valve 15 and an adjusting valve 16 are further arranged on the other side of the oil tank 2, a bottom plate 8 is further arranged at the bottom of the oil tank 2, a pressure regulating valve 17 penetrates through one end of the bottom plate 8 and is positioned in the oil tank 2, a pressure sensor 18 is further arranged on the outer side of the oil tank 2, and an oil path block 21 is further arranged in the oil tank 2.
Further, the oil path block 21 is connected to the outer cylinder 10 and the cylinder support assembly 6 of the cylinder 9, the tank liner 3, the solenoid valve 14, the recovery valve 15, the adjustment valve 16, the pressure regulating valve 17, and the pressure sensor 18, respectively.
When the piston rod 11 is downward, the upper cavity is filled with liquid through the piston assembly 12, the restoring valve 15 and the compression valve 5 form a compression ratio, redundant liquid forms a damping force through the compression valve 5, so that spring oscillation is reduced, liquid enters the adjusting valve 16 through the channel of the cylinder supporting assembly 6 and enters the electromagnetic valve 14 through the upper cavity of the restoring valve 15, at the moment, the electromagnetic valve 14 is closed, the liquid cannot flow and is locked, the piston rod 11 is locked, so that the distance between the hanging tires is kept unchanged to prevent the rolling of the vehicle body, the highest supporting centrifugal force of the vehicle body horizontal acting system is kept to be designed to be 1.8G, 200 kg/pressure can be born, and the vehicle body is prevented from turning over when a car running at a high speed borrows a road, emergently dodges and suddenly turns over.
Example 4:
the utility model provides an automobile shock absorber, including oil tank 2 and hydro-cylinder 9, hydro-cylinder support assembly 6 is equipped with to the bottom of hydro-cylinder 9, hydro-cylinder support assembly 6 fixed mounting is in the bottom in oil tank 2, the top of hydro-cylinder support assembly 6 is fixed to be equipped with interior hydro-cylinder 20, compression valve 5 is equipped with in interior hydro-cylinder 20, piston assembly 12 is equipped with on the piston assembly 12, piston rod 11 one end extends to outside interior hydro-cylinder 20, outer hydro-cylinder 10 is still equipped with in the interior hydro-cylinder 20 outside, outer hydro-cylinder 10 bottom is located oil tank 2, and with oil tank 2 sealing installation, the top of outer hydro-cylinder 10 is parallel and level with the top of interior hydro-cylinder 20, and be equipped with piston rod guide assembly 19, piston rod guide assembly 19 both seals outer hydro-cylinder 10 and interior hydro-cylinder 20, enable piston rod 11 again and remove steadily.
Furthermore, an oil tank cylinder sleeve 3 is arranged on one side of the oil tank 2, an oil cylinder piston 7 is arranged at the bottom of the oil tank cylinder sleeve 3, a piston pressure spring 4 is arranged on the oil cylinder piston 7, an oil tank cover 1 is further arranged at the top of the oil tank cylinder sleeve 3, a convex part 22 is arranged at the bottom of the oil tank cover 1, the convex part 22 is positioned in the piston pressure spring 4, an electromagnetic valve 14, a restoring valve 15 and an adjusting valve 16 are further arranged on the other side of the oil tank 2, a bottom plate 8 is further arranged at the bottom of the oil tank 2, a pressure regulating valve 17 penetrates through one end of the bottom plate 8 and is positioned in the oil tank 2, a pressure sensor 18 is further arranged on the outer side of the oil tank 2, and an oil path block 21 is further arranged in the oil tank 2.
Further, the oil path block 21 is connected to the outer cylinder 10 and the cylinder support assembly 6 of the cylinder 9, the tank liner 3, the solenoid valve 14, the recovery valve 15, the adjustment valve 16, the pressure regulating valve 17, and the pressure sensor 18, respectively.
When the piston rod 11 is upwards, the piston assembly 12 has a one-way function, liquid in the upper cavity of the inner oil cylinder 20 enters the outer oil cylinder 10 through the piston rod 11 and enters the restoring valve 15 through the oil way block 21 to form restoring force damping, so that the spring oscillation function is reduced, the liquid enters the electromagnetic valve 14 through the upper cavity of the restoring valve 15, at the moment, the electromagnetic valve 14 is closed, the liquid is locked, the piston rod 11 cannot upwards, the spring is locked, the gravity center deviation caused by centrifugal force and the reverse thrust caused by the weight loss of spring load are prevented, the vehicle body level is kept, the gravity center is pressed, and the vehicle is prevented from rolling.
Example 5:
the utility model provides an automobile shock absorber, including oil tank 2 and hydro-cylinder 9, hydro-cylinder support assembly 6 is equipped with to the bottom of hydro-cylinder 9, hydro-cylinder support assembly 6 fixed mounting is in the bottom in oil tank 2, the top of hydro-cylinder support assembly 6 is fixed to be equipped with interior hydro-cylinder 20, compression valve 5 is equipped with in interior hydro-cylinder 20, piston assembly 12 is equipped with on the piston assembly 12, piston rod 11 one end extends to outside interior hydro-cylinder 20, outer hydro-cylinder 10 is still equipped with in the interior hydro-cylinder 20 outside, outer hydro-cylinder 10 bottom is located oil tank 2, and with oil tank 2 sealing installation, the top of outer hydro-cylinder 10 is parallel and level with the top of interior hydro-cylinder 20, and be equipped with piston rod guide assembly 19, piston rod guide assembly 19 both seals outer hydro-cylinder 10 and interior hydro-cylinder 20, enable piston rod 11 again and remove steadily.
Furthermore, an oil tank cylinder sleeve 3 is arranged on one side of the oil tank 2, an oil cylinder piston 7 is arranged at the bottom of the oil tank cylinder sleeve 3, a piston pressure spring 4 is arranged on the oil cylinder piston 7, an oil tank cover 1 is further arranged at the top of the oil tank cylinder sleeve 3, a convex part 22 is arranged at the bottom of the oil tank cover 1, the convex part 22 is positioned in the piston pressure spring 4, an electromagnetic valve 14, a restoring valve 15 and an adjusting valve 16 are further arranged on the other side of the oil tank 2, a bottom plate 8 is further arranged at the bottom of the oil tank 2, a pressure regulating valve 17 penetrates through one end of the bottom plate 8 and is positioned in the oil tank 2, a pressure sensor 18 is further arranged on the outer side of the oil tank 2, and an oil path block 21 is further arranged in the oil tank 2.
Further, the oil path block 21 is connected to the outer cylinder 10 and the cylinder support assembly 6 of the cylinder 9, the tank liner 3, the solenoid valve 14, the recovery valve 15, the adjustment valve 16, the pressure regulating valve 17, and the pressure sensor 18, respectively.
When the piston rod 11 is downward, the lower cavity of the inner cylinder 20 is filled with liquid through the piston assembly 12, the upper cavity is filled with liquid, the recovery valve 15 and the compression valve 5 form a compression ratio, redundant liquid forms damping force through the compression valve 5, so that spring oscillation is reduced, the liquid enters the adjusting valve 16 through the channel of the cylinder supporting assembly 6 and enters the electromagnetic valve 14 through the upper cavity of the recovery valve 15, and at the moment, the computer control system is used for controlling the electromagnetic valve according to a set program: the electromagnetic valve 14 is closed, and the impact force of the road surface high-low oscillation is absorbed in the oil cylinder 9 to form pressure, so that the system has a pressure maintaining function, the pressure sensor 18 detects that the electromagnetic valve 14 is opened when the set value is reached, liquid enters the oil tank 2, the ground grabbing force of a car running at a high speed is improved, the out-of-control of the car is prevented, and the traffic accident is reduced or prevented.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (2)
1. An automobile shock absorber ware, its characterized in that: the hydraulic oil cylinder comprises an oil tank (2) and an oil cylinder (9), wherein an oil cylinder supporting assembly (6) is arranged at the bottom of the oil cylinder (9), the oil cylinder supporting assembly (6) is fixedly arranged at the bottom of the oil tank (2), an inner oil cylinder (20) is fixedly arranged at the top of the oil cylinder supporting assembly (6), a compression valve (5) is arranged at the bottom of the inner oil cylinder (20), a piston assembly (12) is arranged above the compression valve (5), a piston rod (11) is arranged on the piston assembly (12), one end of the piston rod (11) extends out of the inner oil cylinder (20), an outer oil cylinder (10) is arranged at the outer side of the inner oil cylinder (20), the bottom end of the outer oil cylinder (10) is positioned in the oil tank (2) and is in sealing connection with the oil tank (2), the top of the outer oil cylinder (10) is flush with the top of the inner oil cylinder (20), a piston rod guide assembly (19) is arranged at the top of the inner oil tank (3), a piston cylinder piston (7) is arranged at the bottom of the oil tank (3), a piston cylinder sleeve (4) is arranged on one side of the oil tank (2), a piston pressure spring (4) is arranged on the piston (1) and a pressure spring (22) is arranged at the bottom of the oil tank cap (1), the other side of the oil tank (2) is also provided with an electromagnetic valve (14), a restoring valve (15) and an adjusting valve (16), the bottom of the oil tank (2) is also provided with a bottom plate (8), a pressure regulating valve (17) penetrates through one end of the bottom plate (8) and is positioned in the oil tank (2), the outer side of the oil tank (2) is also provided with a pressure sensor (18), the oil tank (2) is also provided with an oil path block (21), the oil circuit block (21) is respectively connected with an outer oil cylinder (10) of the oil cylinder (9) and an oil cylinder support assembly (6), an oil tank cylinder sleeve (3), an electromagnetic valve (14), a recovery valve (15), an adjusting valve (16), a pressure regulating valve (17) and a pressure sensor (18), the compression valve (5) is respectively connected with the oil cylinder support assembly (6) and the recovery valve (15), the other end of the oil cylinder support assembly (6) is connected with the adjusting valve (16), the other end of the adjusting valve (16) is connected with the recovery valve (15), and the recovery valve (15) is also connected with the electromagnetic valve (14).
2. The method of claim 1, wherein:
1) Damping function:
when the piston rod (11) is downward, the liquid in the lower cavity of the inner oil cylinder (20) fills the upper cavity with liquid through the piston assembly (12), the recovery valve (15) and the compression valve (5) form a compression ratio, the redundant liquid forms a damping force through the compression valve (5), thereby reducing spring oscillation, and liquid enters the regulating valve (16) through the oil cylinder supporting assembly (6), enters the electromagnetic valve (14) through the upper cavity of the restoring valve (15) and then enters the oil tank (2);
when a piston rod (11) is upwards, a piston assembly (12) has a one-way function, liquid in an upper cavity of an inner oil cylinder (20) enters an outer oil cylinder (10) through the piston rod (11) and enters a restoring valve (15) through an oil way block (21) to form restoring force damping, so that a spring oscillation function is reduced, the liquid enters an electromagnetic valve (14) and then enters an oil tank (2), a lower cavity of the inner oil cylinder (20) is communicated with an oil tank cylinder sleeve (3) through an oil cylinder supporting assembly (6) to enter oil, pressure oil is filled in the oil tank cylinder sleeve (3), a piston pressure spring (4) opens an oil cylinder piston (7), and the lower cavity of the inner oil cylinder (20) is filled with the liquid;
2) Safety function:
when the piston rod (11) is downward, the lower cavity of the inner oil cylinder (20) is filled with liquid through the piston assembly (12), the upper cavity is filled with liquid, the recovery valve (15) and the compression valve (5) form a compression ratio, redundant liquid forms damping force through the compression valve (5), so that spring oscillation is reduced, liquid enters the adjusting valve (16) through the channel of the oil cylinder supporting assembly (6) and enters the electromagnetic valve (14) through the upper cavity of the recovery valve (15), at the moment, the electromagnetic valve (14) is closed, the liquid cannot flow and is locked, the piston rod (11) is locked, the distance between the suspension and the tire is kept unchanged to prevent the vehicle body from rolling, and the vehicle body is prevented from side turning over when a car running at a high speed borrows a channel, emergently dodges and suddenly turns over;
when the piston rod (11) is upwards, the piston assembly (12) has a one-way function, liquid in the upper cavity of the inner oil cylinder (20) enters the outer oil cylinder (10) through the piston rod (11) and enters the recovery valve (15) through the channel of the oil block (21) to form recovery force damping, so that the spring oscillation function is reduced, the liquid enters the electromagnetic valve (14) through the upper cavity of the recovery valve (15), at the moment, the electromagnetic valve (14) is closed, the liquid is locked, the piston rod (11) cannot upwards act as a locking spring, the gravity center deviation caused by the centrifugal force and the reverse thrust caused by the weight loss of the spring load are prevented, the vehicle body level is kept, the gravity center is pressed, and the vehicle is prevented from rolling;
3) Grip function:
when the piston rod (11) is downward, the upper cavity is filled with liquid through the piston assembly (12), the recovery valve (15) and the compression valve (5) form a compression ratio, redundant liquid forms damping force through the compression valve (5), so that spring oscillation is reduced, liquid enters the adjusting valve (16) through a channel of the oil cylinder supporting assembly (6) and enters the electromagnetic valve (14) through the upper cavity of the recovery valve (15), and at the moment, the computer control system is used for controlling the hydraulic control system according to a set program: the electromagnetic valve (14) is closed, the impact force of the high-low vibration of the road surface is absorbed in the oil cylinder (9) to form pressure, and the pressure sensor (18) detects that the electromagnetic valve (14) is opened when the set value is reached, liquid enters the oil tank (2), so that the ground grabbing force of a car running at a high speed is improved, the out of control of the car is prevented, and the traffic accident is reduced or prevented.
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| CN107477132A (en) | 2017-12-15 |
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Effective date of registration: 20231217 Address after: 239000, Zone B, No. 221 Wenzhong Road, Zhongxin Suzhou Chuzhou High tech Industrial Development Zone, Chuzhou City, Anhui Province Applicant after: Anhui Sensen Intelligent Electronic Control Suspension System Co.,Ltd. Address before: 321100 Zhejiang Shida Shock Absorber Technology Co., Ltd. Meiping Village, Industrial Park, Youbu Town, Lanxi City, Jinhua City, Zhejiang Province Applicant before: Liu Zhijie |
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