CN207830440U - A kind of automobile adjustment damper valve system - Google Patents
A kind of automobile adjustment damper valve system Download PDFInfo
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- CN207830440U CN207830440U CN201820158739.9U CN201820158739U CN207830440U CN 207830440 U CN207830440 U CN 207830440U CN 201820158739 U CN201820158739 U CN 201820158739U CN 207830440 U CN207830440 U CN 207830440U
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- valve
- piston
- adjustment damper
- automobile adjustment
- valve system
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- 230000006835 compression Effects 0.000 claims abstract description 7
- 238000007906 compression Methods 0.000 claims abstract description 7
- 238000010276 construction Methods 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 239000012530 fluid Substances 0.000 abstract description 14
- 239000007788 liquid Substances 0.000 abstract description 4
- 238000013016 damping Methods 0.000 description 5
- 239000006096 absorbing agent Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000035939 shock Effects 0.000 description 4
- 210000004907 gland Anatomy 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 244000273618 Sphenoclea zeylanica Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- Fluid-Damping Devices (AREA)
Abstract
The utility model discloses a kind of automobile adjustment damper valve systems, including：Piston rod, is hollow-core construction, and one end has inlet opening, the inlet opening connection working cylinder and the piston rod inner hollow-core construction；Throttling pin is arranged with tapered front end in the hollow cavity, and the throttling pin can be moved axially along piston rod；Throttle seat, it is axial that there is through-hole, it is fixed in the hollow cavity；The tapered front end part of the throttling pin is stretched into the throttle seat；Check valve is arranged inside the throttle seat, and when damper is in compression is formed, the check valve can be closed；In damper is being stretched and formed, the check valve can be opened, and the liquid inlet volume of piston rod inner, good seal performance are entered for controlling fluid from the inlet opening.
Description
Technical field
The utility model is related to vehicle shock absorber fields, more precisely, the utility model is related to a kind of automobile adjustment to subtract
It shakes device valve system.
Background technology
To improve vehicle running smoothness, damper is installed in parallel with elastic element in suspension, is damping vibrations, and automobile is outstanding
It is hydraulic shock absorber that damper is used in frame system mostly, and operation principle is to work as relative motion occurred by vibrations between vehicle frame and vehicle bridge
When, the piston in damper moves up and down, and the fluid of damper intracavitary is just repeatedly flowed into from a chamber by different holes
Another intracavitary, the at this time friction between hole wall and fluid and the intermolecular interior friction of fluid form damping force to vibrations, make automobile
Vibration energy is converted into fluid thermal energy, then is dispersed into air by shock absorber, and one is change to throttle for the change of damping force
Hole size damps to adjust, and another kind is the viscosity adjustment damping by changing damper fluid, but both methods is not easy to grasp
Make.
Utility model content
The utility model has designed and developed a kind of automobile adjustment damper valve system, and throttling is arranged in hollow piston rod
Valve, can control the liquid inlet volume that fluid enters piston rod inner from the inlet opening, and throttling pin uses ring groove shape structure, sealing performance
It is good.
Technical solution provided by the utility model is：
A kind of automobile adjustment damper valve system, including：
Piston rod, is hollow-core construction, and there is inlet opening, the inlet opening to be connected in working cylinder and the piston rod for one end
Portion's hollow-core construction；
Throttling pin is arranged with tapered front end in the hollow cavity, and the throttling pin can be along piston rod
To movement；
Throttle seat, it is axial that there is through-hole, it is fixed in the hollow cavity；It stretches the tapered front end part of the throttling pin
Enter in the throttle seat；
Check valve is arranged inside the throttle seat, and when damper is in compression is formed, the check valve can be closed；
When damper is in stretching formation, the check valve can be opened.
Preferably, further include：
Piston body is arranged in the working cylinder, and the working cylinder is divided into rod chamber and without bar by the piston body
Chamber, the piston body have piston hole, can be connected to the rod chamber and the rodless cavity；
Flowing valve is arranged in described piston hole one end, is connected to the rod chamber；
Rebuilt valve, setting are located at one end of the rodless cavity in the piston hole other end.
Preferably, the flowing valve, including：
Circulate valve body, is arranged in described piston hole one end；
Flow- through valve plate is set on the circulation valve body, and is flexibly connected with the circulation valve body.
Preferably, it is provided with resetting spring between the circulation valve body and the flow- through valve plate.
Preferably, it is provided with recirculation hole on the circulation valve body.
Preferably, it is provided with gasket between the flowing valve and the piston assembly.
Preferably, the throttling pin is multilayer loop trench structure.
Preferably, it is provided with sealing ring in the annular groove of the throttling pin.
The beneficial effects of the utility model
The utility model has designed and developed a kind of automobile adjustment damper valve system, and throttling is arranged in hollow piston rod
Valve, can control the liquid inlet volume that fluid enters piston rod inner from the inlet opening, and throttling pin uses ring groove shape structure, sealing performance
It is good.
Description of the drawings
Fig. 1 is adjustment shock absorber valve architecture schematic diagram described in the utility model.
Fig. 2 is piston assembly structural schematic diagram described in the utility model.
Fig. 3 is the structural schematic diagram of throttle valve described in the utility model.
The sectional view of Fig. 4 throttling pins described in the utility model.
The right view of the bright throttling pin of Fig. 5 this laws.
The sectional view of Fig. 6 throttle seats described in the utility model.
The right view of Fig. 7 throttle seats described in the utility model.
Fig. 8 is the structural schematic diagram of bottom valve assembly described in the utility model.
Specific implementation mode
The following describes the utility model in further detail with reference to the accompanying drawings, to enable those skilled in the art with reference to explanation
Book word can be implemented according to this.
As shown in Figure 1, automobile adjustment damper valve system provided by the utility model, including：Including oil storage cylinder 330, work
Make cylinder 340, piston assembly 350, wherein working cylinder 340 is arranged inside oil storage cylinder 330, and piston assembly 350 is arranged in working cylinder
In 340, working cylinder 340 is divided into rod chamber and rodless cavity by piston assembly 350, and piston assembly has piston hole 281, Neng Goulian
It is connected with rod cavity and rodless cavity, piston ring 281 is provided on piston body.
Throttling valve assembly is loaded in 200 internal cavities of piston rod as shown in fig. 3 to 7, and throttle valve 310 is by throttling pin 261, section
Seat 263, the composition of non-return valve 262 are flowed, throttling pin is a kind of multilayer loop bathtub construction, and effect is to prevent fluid from throttling pin 261
Right side by throttle pin 200 hollow stem cavity wall of piston rod between gap enter throttling pin left side, to ensure to save
Gap between stream pin left end and 260 right end of adjusting rod is air, and non-return valve is made of spring and ball, loaded on throttle seat
Among internal cavities, its effect has been one-way conduction effect, i.e., fluid can only flow to the other end by the ball end of non-return valve.
It is not in succession between adjusting rod 260 and throttling pin 261, has the gap between them, be provided in the annular groove 261 for the pin that throttles close
Seal forms sealing in 261 annular outer wall and the inner wall of piston 200.
Flowing valve is arranged in described piston hole one end；Flowing valve includes flow- through valve plate and circulation valve body, flow- through valve plate
321, it is set on circulation valve body, and be flexibly connected with circulation valve body, circulation is provided between flowing valve and piston assembly 350
Valve gasket 324, rebuilt valve 325 are set in the piston hole other end, and one end of rodless cavity is located at.
As shown in Fig. 2, piston valve assembly loaded on 200 diameter of piston rod to the right, and by internal locking nut check, and by work
Cylinder is divided into rod chamber and rodless cavity, damper fluid by the high pressure cross pore structure on piston rod 200, throttling pin 261 with
Liquid friendship is carried out between the structures such as gap and flow- through valve plate 321, piston hole 281, recovery valve block 322 between throttle seat 263
It changes, guide sleeve is made of with sealing composition 290 rubber sleeve and guide sleeve, and rubber sleeve is loaded on 330 inner wall of oil storage cylinder and piston rod 200
Between outer wall, play the role of sealing, prevents fluid from revealing；Guide sleeve mounted in 330 inner wall of oil storage cylinder and 200 outer wall of piston rod it
Between, the material of guide sleeve is powder metallurgy, and the effect of guide sleeve is to play the guiding role.
As shown in figure 8, the other end in piston rod guide sleeve and seal assembly 290 is arranged in bottom valve assembly 400, including：It mends
Repay valve valve block 410, bottom valve body 420, compression valve valve block 430 and pressure valve gland 440, wherein wherein bottom valve body setting is total in bottom valve
At 400 centers, center with bottom valve long through-hole 460, bottom valve long through-hole 460 one end with recuperation valve valve block 410, it is another
Side is provided with compression valve valve block 430, and wherein compression valve valve block 430 is fixed on by pressure valve gland 440 on bottom valve body 200, is oriented to
Set connect automobile with seal assembly 290 by connecting plate 360.
It is living in piston rod 200 restores stroke (because in compression travel, damping force does not change, so not considering here)
Pressure is big in stopper rod rod chamber, and pressure is small in rodless cavity, at this time a part of fluid can by rod chamber by flow- through valve plate 321,
Piston hole 281 restores the indentation rodless cavity of valve block 322；Another part fluid is pressed into section by 231 structure of cross bore on piston rod
The gap between pin 261, throttle seat 263 is flowed, and flows to non-return valve 262.
It is not only in the description and the implementation although the embodiments of the present invention have been disclosed as above
Listed utilization, it can be applied to various fields suitable for the present invention completely, for those skilled in the art,
Other modifications may be easily implemented, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality
It is not limited to specific details and legend shown and described herein with novel.
Claims (8)
1. a kind of automobile adjustment damper valve system, which is characterized in that including：
Piston rod, is hollow-core construction, and one end has inlet opening, the inlet opening connection working cylinder and the piston rod inner empty
Core structure；
Throttling pin is arranged in the hollow cavity with tapered front end, and the throttling is sold can be along piston rod to shifting
It is dynamic；
Throttle seat, it is axial that there is through-hole, it is fixed in the hollow cavity；Institute is stretched into the tapered front end part of the throttling pin
It states in throttle seat；
Check valve is arranged inside the throttle seat, and when damper is in compression is formed, the check valve can be closed；When subtracting
Device shake in stretching formation, the check valve can be opened.
2. automobile adjustment damper valve system according to claim 1, which is characterized in that further include：
Piston body is arranged in the working cylinder, and the working cylinder is divided into rod chamber and rodless cavity by the piston body, institute
Stating piston body has piston hole, can be connected to the rod chamber and the rodless cavity；
Flowing valve is arranged in described piston hole one end, is connected to the rod chamber；
Rebuilt valve, setting are located at one end of the rodless cavity in the piston hole other end.
3. automobile adjustment damper valve system according to claim 2, which is characterized in that the flowing valve, including：
Circulate valve body, is arranged in described piston hole one end；
Flow- through valve plate is set on the circulation valve body, and is flexibly connected with the circulation valve body.
4. automobile adjustment damper valve system according to claim 3, which is characterized in that the circulation valve body and the stream
It is provided with resetting spring between port valve piece.
5. automobile adjustment damper valve system according to claim 4, which is characterized in that be provided on the circulation valve body
Recirculation hole.
6. automobile adjustment damper valve system according to claim 2, which is characterized in that the flowing valve and the piston
Gasket is provided between assembly.
7. the automobile adjustment damper valve system according to any one of claim 1-6, which is characterized in that the throttling pin
For multilayer loop trench structure.
8. automobile adjustment damper valve system according to claim 7, which is characterized in that set in the annular groove of the throttling pin
It is equipped with sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820158739.9U CN207830440U (en) | 2018-01-31 | 2018-01-31 | A kind of automobile adjustment damper valve system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820158739.9U CN207830440U (en) | 2018-01-31 | 2018-01-31 | A kind of automobile adjustment damper valve system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207830440U true CN207830440U (en) | 2018-09-07 |
Family
ID=63395739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820158739.9U Active CN207830440U (en) | 2018-01-31 | 2018-01-31 | A kind of automobile adjustment damper valve system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207830440U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111520430A (en) * | 2020-02-25 | 2020-08-11 | 中国北方车辆研究所 | Candle type oil gas suspension |
| CN114046329A (en) * | 2021-11-24 | 2022-02-15 | 浙江路得坦摩汽车部件股份有限公司 | Shock absorber with self-adjusting compression damping force |
-
2018
- 2018-01-31 CN CN201820158739.9U patent/CN207830440U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111520430A (en) * | 2020-02-25 | 2020-08-11 | 中国北方车辆研究所 | Candle type oil gas suspension |
| CN111520430B (en) * | 2020-02-25 | 2024-05-14 | 中国北方车辆研究所 | Candle type hydro-pneumatic suspension |
| CN114046329A (en) * | 2021-11-24 | 2022-02-15 | 浙江路得坦摩汽车部件股份有限公司 | Shock absorber with self-adjusting compression damping force |
| CN114046329B (en) * | 2021-11-24 | 2023-03-17 | 浙江路得坦摩汽车部件股份有限公司 | Shock absorber with self-adjusting compression damping force |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 121000 no.8-1 Bohai street, Jinzhou Economic and Technological Development Zone, Liaoning Province Patentee after: Jinzhou Dongpeng Automotive Damping System Co.,Ltd. Address before: 121000 no.8-1 Bohai street, Jinzhou Economic and Technological Development Zone, Liaoning Province Patentee before: JINZHOU LEADER SHOCK ABSORBER Co.,Ltd. |