CN207889477U - A kind of cushioning device for automobile shock-avoiding system - Google Patents
A kind of cushioning device for automobile shock-avoiding system Download PDFInfo
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- CN207889477U CN207889477U CN201820172512.XU CN201820172512U CN207889477U CN 207889477 U CN207889477 U CN 207889477U CN 201820172512 U CN201820172512 U CN 201820172512U CN 207889477 U CN207889477 U CN 207889477U
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- solenoid valve
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- atmospheric pressure
- pressure cavity
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Abstract
The utility model is related to automobile shock-avoiding technical fields, more particularly to a kind of cushioning device for automobile shock-avoiding system, oil cylinder includes the first atmospheric pressure cavity and the first oil pressure chamber, the output end of oil cylinder is located at the first oil pressure chamber side, accumulator includes the second atmospheric pressure cavity and the second oil pressure chamber, first oil pressure chamber is sequentially connected the 4th solenoid valve and the first solenoid valve, one end of first solenoid valve is connect by hydraulic pump and gate gurgle valve with fuel reserve tank respectively, first atmospheric pressure cavity is connect by second solenoid valve with air compressor machine, second oil pressure chamber one end is connect with the 4th solenoid valve and the first solenoid valve respectively, second atmospheric pressure cavity passes sequentially through third solenoid valve and pressure reducing valve is connect with air compressor machine；First atmospheric pressure cavity is connected with first row air valve, and the second atmospheric pressure cavity is connected with second row air valve.The utility model on the basis of existing equipment, changes the length of oil cylinder output end without automobile component is needed to change, and so that automobile is adapted under different load-carryings, safety and comfort travel under difference road conditions.
Description
Technical field
The utility model is related to automobile shock-avoiding technical field more particularly to a kind of bradyseism dresses for automobile shock-avoiding system
It sets.
Background technology
For now, the elasticity of automobile damping spring has been looked after and guided in manufacture, cannot generally be set automobile is original
The adjusting that automobile chassis height is carried out on the basis of standby, since shock-absorbing is non-adjustable, automobile in the process of moving, encounter hollow degree compared with
Big road surface is easy to hurt the chassis of automobile；Automobile encounters the deeper road surface of ponding in the process of moving, is easy to happen by bubble
It is dangerous；；Rollover is easy to cause since the spring on four-wheel is unadjustable by bend when distribution of force is uneven on automobile
Danger.
Utility model content
The purpose of this utility model, which is to provide, can be such that automobile adapts under different load-carryings, safety and comfort row under difference road conditions
A kind of cushioning device for automobile shock-avoiding system sailed.
To achieve the goals above, the utility model provides a kind of cushioning device for automobile shock-avoiding system, including liquid
Unit and pneumatic unit are pressed, further includes oil cylinder and accumulator, the hydraulic pressure unit includes hydraulic pump, gate gurgle valve and fuel reserve tank, institute
It includes pressure reducing valve and air compressor machine to state pneumatic unit, and the oil cylinder includes the first atmospheric pressure cavity and the first oil pressure chamber, the oil cylinder it is defeated
Outlet is located at the first oil pressure chamber side, and the accumulator includes the second atmospheric pressure cavity and the second oil pressure chamber, the first oil pressure chamber according to
The 4th solenoid valve of secondary connection and the first solenoid valve, one end of first solenoid valve pass through hydraulic pump and gate gurgle valve and oil storage respectively
Case connects, and first atmospheric pressure cavity connect by second solenoid valve with air compressor machine, and described second oil pressure chamber one end is respectively with the 4th
Solenoid valve and the connection of the first solenoid valve, second atmospheric pressure cavity passes sequentially through third solenoid valve and pressure reducing valve is connect with air compressor machine；
First atmospheric pressure cavity is connected with first row air valve, and second atmospheric pressure cavity is connected with second row air valve；
The technical program is further improved as the quantity of the oil cylinder and accumulator has four groups.
The technical program is further improved as the hydraulic pump is plunger pump.
The technical program is further improved as the accumulator is gas type accumulator.
The utility model has following technology technique effect：
The pliability of shock-absorbing can be adjusted in the utility model according to the load condition on vehicle, by adjusting oil cylinder output
The length stretched out is held to adjust the height of vehicle chassis, to make automobile adapt to relax safely under different load-carryings, under different road conditions
Suitable traveling can be adjusted on the basis of existing equipment, use manpower and material resources sparingly without other cushioning devices are needed to change.
Description of the drawings
Fig. 1 is the operating pressure route schematic diagram of the preferred embodiment in the utility model.
Wherein, 1, cushioning device；11, oil cylinder；111, the first atmospheric pressure cavity；112, the first oil pressure chamber；12, accumulator；121、
Second atmospheric pressure cavity；122, the second oil pressure chamber；2, hydraulic pressure unit；21, hydraulic pump；22, gate gurgle valve；23, fuel reserve tank；3, pneumatic single
Member；31, pressure reducing valve；32, air compressor machine；4, the 4th solenoid valve；5, the first solenoid valve；6, second solenoid valve；7, third solenoid valve；8、
First row air valve；9, second row air valve.
Specific implementation mode
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
In conjunction with shown in Fig. 1, a kind of cushioning device for automobile shock-avoiding system of the preferred embodiment in the utility model, including
Hydraulic pressure unit 2 and pneumatic unit 3, further include oil cylinder 11 and accumulator 12, and hydraulic pressure unit 2 includes hydraulic pump 21,22 and of gate gurgle valve
Fuel reserve tank 23, pneumatic unit 3 include pressure reducing valve 31 and air compressor machine 32, and oil cylinder 11 includes the first atmospheric pressure cavity 111 and the first oil pressure chamber
112, the output end of oil cylinder 11 is located at 112 side of the first oil pressure chamber, and accumulator 12 includes the second atmospheric pressure cavity 121 and the second oil pressure chamber
122, the first oil pressure chamber 112 is sequentially connected the 4th solenoid valve 4 and the first solenoid valve 5, and one end of the first solenoid valve 5 passes through liquid respectively
Press pump 21 and gate gurgle valve 22 are connect with fuel reserve tank 23, and the first atmospheric pressure cavity 111 is connect by second solenoid valve 6 with air compressor machine 32, the
Two oil pressure chambers, 122 one end is connect with the 4th solenoid valve 4 and the first solenoid valve 5 respectively, and the second atmospheric pressure cavity 121 passes sequentially through third electricity
Magnet valve 7 and pressure reducing valve 31 are connect with air compressor machine 32；
First atmospheric pressure cavity 111 is connected with first row air valve 8, and the second atmospheric pressure cavity 121 is connected with second row air valve 9；
The pliability of shock-absorbing can be adjusted in the utility model according to the load condition on vehicle, by adjusting oil cylinder output
The length stretched out is held to adjust the height of vehicle chassis, to make automobile adapt to relax safely under different load-carryings, under different road conditions
Suitable traveling can be adjusted on the basis of existing equipment, use manpower and material resources sparingly without other cushioning devices are needed to change.
In the present embodiment, hydraulic pump 21 is plunger pump, and the volumetric efficiency of plunger pump is high, leakage is small, can work under high pressure
Make, the safety higher of traveling more stable in the environment of high-pressure work for automobile.
In the present embodiment, accumulator 12 is gas type accumulator, and gas type accumulator completes energy by compressed gas
Conversion, when use, are filled with the gas of predetermined pressure to accumulator 12 first；When system pressure is more than 12 internal pressure of accumulator,
Fluid compressed gas converts the pressure in fluid to gas internal energy；When system pressure is less than 12 internal pressure of accumulator, store
Oil in energy device 12 flows to external system under the action of high pressure gas, releases energy；Gas type accumulator structure is simple, and holds
It measures larger.
In preferred embodiment, the quantity of oil cylinder 11 and accumulator 12 has four groups, and four group oil cylinders, 11 accumulator 12 is pacified respectively
Different location loaded on automobile chassis.
Device action step under different use states is：
In conjunction with shown in Fig. 1：
First state：For system for the first time in use, hydraulic pump 21 is not turned on, the 4th solenoid valve 4 is open state, opens first
Solenoid valve 5 and gate gurgle valve 22 open air compressor machine 32, and first row air valve 8 is kept closed, and second solenoid valve 6 are opened, to first
Atmospheric pressure cavity 111 is inflated, and after four group oil cylinders, 11 piston top is raised to position, closes second solenoid valve 6 and the first solenoid valve 5.
Keep second row air valve 9 to be in off state, open third solenoid valve 7 to the second atmospheric pressure cavity 121 of accumulator 12 into
Row inflation, the piston of accumulator 12 in place after, close third solenoid valve 7；
At this point, opening hydraulic pump 21, gate gurgle valve 22 is closed, the first solenoid valve 5 is opened, to four group oil cylinders 11 and accumulator 12
Filling liquid pressure oil is carried out, the switch of control first row air valve 8 adjusts 111 air pressure of the first atmospheric pressure cavity of oil cylinder 11, controls third electromagnetism
The switch of valve 7 adjusts 121 air pressure of the second atmospheric pressure cavity for having accumulator 12, until the piston of oil cylinder 11 and accumulator 12 is adjusted
To the centre position of stroke, at this point, system under vehicle light condition according to being ready for.
Second state：When vehicle passes by the ponding road surface larger compared with dell low-lying area degree, second solenoid valve 6, air compressor machine are opened
First atmospheric pressure cavity 111 of 32 pairs of oil cylinders 11 is inflated, open second row air valve 9 to the second atmospheric pressure cavity 121 of accumulator 12 into
Row exhaust appropriate, while increasing the output end extension elongation of four groups of oil cylinders 11 for being installed on automobile chassis different location to make vapour
The chassis height of vehicle increases, and after adjustment, can pass by that hollow degree is larger, the deeper road surface of ponding.
The third state：When vehicle is by bend, and the both sides unbalance stress of vehicle is made due to centrifugal force, adjustment is remote
Two group oil cylinders 11 and 12 corresponding second solenoid valve 6 of accumulator from bend side are opened, and air compressor machine 32 is to the first atmospheric pressure cavity 111
It is inflated, opens second row air valve 9 and exhaust appropriate is carried out to the second atmospheric pressure cavity 121 of accumulator 12, make the defeated of oil cylinder 11
Outlet extension elongation increases, and so that chassis of the automobile far from bend side is increased, and then adjust the centripetal force of automobile both sides, improves vehicle
Traveling safety.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvement and replacement can also be made, these change
The scope of protection of the utility model is also should be regarded as into replacement.
Claims (4)
1. a kind of cushioning device for automobile shock-avoiding system, which is characterized in that including hydraulic pressure unit (2) and pneumatic unit (3),
Further include oil cylinder (11) and accumulator (12), the hydraulic pressure unit (2) includes hydraulic pump (21), gate gurgle valve (22) and fuel reserve tank
(23), the pneumatic unit (3) includes pressure reducing valve (31) and air compressor machine (32), and the oil cylinder (11) includes the first atmospheric pressure cavity
(111) and the first oil pressure chamber (112), the output end of the oil cylinder (11) are located at first oil pressure chamber (112) side, the accumulator
(12) including the second atmospheric pressure cavity (121) and the second oil pressure chamber (122), the first oil pressure chamber (112) is sequentially connected the 4th electromagnetism
Valve (4) and the first solenoid valve (5), one end of first solenoid valve (5) respectively by hydraulic pump (21) and gate gurgle valve (22) with
Fuel reserve tank (23) connects, and first atmospheric pressure cavity (111) is connect by second solenoid valve (6) with air compressor machine (32), and described second
Oil pressure chamber (122) one end is connect with the 4th solenoid valve (4) and the first solenoid valve (5) respectively, and second atmospheric pressure cavity (121) is successively
It is connect with air compressor machine (32) by third solenoid valve (7) and pressure reducing valve (31)；
First atmospheric pressure cavity (111) is connected with first row air valve (8), and second atmospheric pressure cavity (121) is connected with second exhaust
Valve (9).
2. a kind of cushioning device for automobile shock-avoiding system according to claim 1, which is characterized in that the oil cylinder and storage
The quantity of energy device has four groups.
3. a kind of cushioning device for automobile shock-avoiding system according to claim 1, which is characterized in that the hydraulic pump
(21) it is plunger pump.
4. a kind of cushioning device for automobile shock-avoiding system according to claim 1, which is characterized in that the accumulator
(12) it is gas type accumulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820172512.XU CN207889477U (en) | 2018-01-31 | 2018-01-31 | A kind of cushioning device for automobile shock-avoiding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820172512.XU CN207889477U (en) | 2018-01-31 | 2018-01-31 | A kind of cushioning device for automobile shock-avoiding system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207889477U true CN207889477U (en) | 2018-09-21 |
Family
ID=63542688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820172512.XU Active CN207889477U (en) | 2018-01-31 | 2018-01-31 | A kind of cushioning device for automobile shock-avoiding system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207889477U (en) |
-
2018
- 2018-01-31 CN CN201820172512.XU patent/CN207889477U/en active Active
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