CN206487820U - It is a kind of to reduce the vibration damper complement of high-speed damping force value - Google Patents
It is a kind of to reduce the vibration damper complement of high-speed damping force value Download PDFInfo
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- CN206487820U CN206487820U CN201621436907.3U CN201621436907U CN206487820U CN 206487820 U CN206487820 U CN 206487820U CN 201621436907 U CN201621436907 U CN 201621436907U CN 206487820 U CN206487820 U CN 206487820U
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Abstract
The vibration damper complement of high-speed damping force value, including upper lift ring, dust shroud, surge drum, bottom, lower lift ring, piston valve sub-unit and sub-assembly of bottom valve are reduced the utility model discloses a kind of；The upper lift ring, dust shroud, surge drum, bottom and lower lift ring are assembled integrally；Piston valve sub-unit and sub-assembly of bottom valve are individually enclosed in surge drum；Sub-assembly of bottom valve is fixedly mounted on working cylinder, and sub-assembly of bottom valve includes bottom valve bar, bottom valve valve block, bottom valve throttle valve plate, foot valve seat, bottom valve regulation valve block, recuperation valve valve block, compensation valve spring and bottom valve bushing；Compensation hole and compressing hole are had on the foot valve seat；Compensate and recuperation valve valve block and compensation valve spring are set on hole exits；Set bottom valve to adjust in the compressing hole import and bottom valve throttle valve plate and bottom valve valve block are set in valve block, outlet.The present apparatus is rational in infrastructure, reduces the damping force value of high speed piston point, shock absorber is had good vibration-damping function, is not in leak phenomenon at a high speed.
Description
Technical field
The utility model is related to piston valve technical field, total more particularly, to a kind of shock absorber for reducing high-speed damping force value
Into.
Background technology
Traditional hydraulic buffer, it damps force value and increased with the increase of speed.This is to close for low speed point
Reason.It can be said for high speed point, often bring detrimental effect.This is primarily due to, when shock absorber, which is operated in, to be put at a high speed, its
Damp force value increase too many, cause fluid pressure in shock absorber excessive, oil sealing holds the impact that can't stand highly pressurised liquid, shock absorber oil
It will be sprayed at oil sealing, cause defective shock absorber, lose set function.Damping force value during high speed how is reduced, is vibration damping
The great difficult problem that device manufacturing enterprise faces.
Utility model content
In order to overcome above-mentioned existing technological deficiency, the purpose of this utility model is to provide a kind of rational in infrastructure, drop
The damping force value of low high speed piston point, makes shock absorber have good vibration-damping function, is not in the shock absorber for leaking phenomenon at a high speed
Assembly.
In order to achieve the above object, the utility model is achieved through the following technical solutions：
The technical program reduces the vibration damper complement of high-speed damping force value, including upper lift ring, dust shroud, reservoir to be a kind of
Cylinder, working cylinder, bottom, lower lift ring, piston valve sub-unit and sub-assembly of bottom valve；The upper lift ring, dust shroud, surge drum, work
Make cylinder, bottom and lower lift ring to be assembled integrally；Piston valve sub-unit and sub-assembly of bottom valve are individually enclosed in surge drum；The work
Plug valve sub-unit is set with the piston rod；Sub-assembly of bottom valve is fixedly mounted on working cylinder, and sub-assembly of bottom valve includes bottom valve bar, bottom
Valve valve block, bottom valve throttle valve plate, foot valve seat, bottom valve regulation valve block, recuperation valve valve block, compensation valve spring and bottom valve bushing；It is described
Compensation hole and compressing hole are had on foot valve seat；Compensate and recuperation valve valve block and compensation valve spring are set on hole exits；The pressure
Set bottom valve to adjust in shrinkage cavity import and bottom valve throttle valve plate and bottom valve valve block are set in valve block, outlet.
As optimization, upper cover of piston rod fills piston in the piston valve sub-unit；Piston is provided with recovery hole；Piston nose
Provided with up concave type cylinder step；Successively to being externally provided with rebuilt valve throttle valve plate, restore Valve seal and rebuilt valve on cylinder step
Reed；The recovery valve leaf lower end is provided with multigroup recovery valve gasket；Rebuilt valve throttle valve plate, recovery Valve seal, recovery valve spring
Piece and recovery valve gasket are fixed and encapsulated by the recovery valve guard installed in piston rod front end and recovery valve nut.
Compared with prior art, the beneficial effects of the utility model are：The present apparatus is rational in infrastructure, reduction high speed piston point
Force value is damped, makes shock absorber that there is good vibration-damping function, is not in leak phenomenon at a high speed.Rebuilt valve throttle valve plate, rebuilt valve
Packing ring and recovery valve leaf are all on the up concave type cylinder step of piston nose, and the through-flow cylinder that formed of liquid now is led to
Gap is flowed, it is more much bigger than traditional conical flow area, so that the damping force value of point at a high speed greatly reduces, make what is put at a high speed
Force value amplification very little is damped, even without growth.
Brief description of the drawings
The utility model will illustrate by example and with reference to the appended drawing, wherein：
Fig. 1 is main structure diagram of the present utility model.
Fig. 2 is the structural representation of the utility model sub-assembly of bottom valve.
Fig. 3 is the structural representation of the utility model piston valve sub-unit.
Marked in figure：Upper lift ring 1, dust shroud 2, oil sealing 3, guide holder 4, dust cover 5, surge drum 6, working cylinder 7, piston
Valve sub-unit 8, sub-assembly of bottom valve 9, bottom 10, lower lift ring 11, bottom valve bar 12, bottom valve valve block 13, bottom valve throttle valve plate 14, bottom valve
Seat 15, bottom valve regulation valve block 16, recuperation valve valve block 17, compensation valve spring 18, bottom valve bushing 19, compensation hole 20, compressing hole 21, plug
Bar 22, piston 23, restore hole 24, rebuilt valve throttle valve plate 25, restore Valve seal 26, restore valve leaf 27, restore valve gasket 28,
Restore valve guard 29 and restore valve nut 30.
Embodiment
Below in conjunction with the accompanying drawings, the utility model is described in detail.
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only to explain
The utility model, is not used to limit the utility model.
Embodiment 1, as shown in Figure 1, Figure 2 with shown in Fig. 3, the utility model reduces the shock absorber of high-speed damping force value to be a kind of
Assembly, including upper lift ring 1, dust shroud 2, surge drum 6, working cylinder 7, bottom 10, lower lift ring 11, piston valve sub-unit 8 and bottom
Valve sub-unit 9；The upper lift ring 1, dust shroud 2, surge drum 6, working cylinder 7, bottom 10 and lower lift ring 11 are assembled integrally；It is living
Plug valve sub-unit 8 and sub-assembly of bottom valve 9 are individually enclosed in surge drum 6；The piston valve sub-unit 8 is sleeved on piston rod 22
On；Sub-assembly of bottom valve 8 is fixedly mounted on working cylinder 7, and sub-assembly of bottom valve 9 includes bottom valve bar 12, bottom valve valve block 13, bottom valve throttling
Valve block 14, foot valve seat 15, bottom valve regulation valve block 16, recuperation valve valve block 17, compensation valve spring 18 and bottom valve bushing 19；The bottom valve
Compensation hole 20 and compressing hole 21 are had on seat 15；Compensate and recuperation valve valve block 17 and compensation valve spring are set in the outlet of hole 20
18；Set bottom valve to adjust in the import of compressing hole 21 and bottom valve throttle valve plate 14 and bottom valve valve block 13 are set in valve block 16, outlet.
Upper lift ring 1 is connected with vehicle body, and lower lift ring 11 is connected with vehicle bridge, plays a part of fixed buffer.Oil sealing 3 plays close
Seal the effect of shock absorber fluid.Guide holder 4 plays a part of guiding to piston rod 22, and working cylinder is positioned.Piston valve
Sub-unit 8 and sub-assembly of bottom valve 9 play a part of forming resistance of shock absorber force value.
Sub-assembly of bottom valve operation principle：Restored when shock absorber is in（Stretching）During state, shock absorber fluid is by compensating hole
20, act on recuperation valve valve block 17, compressed compensation valve spring 18, fluid just compensates cylinder under working cylinder.Work as shock absorber
During in compressive state, shock absorber fluid acts on bottom valve throttle valve plate 14 and bottom valve valve block 13 by compressing hole 21, makes it
Flexural deformation and open, fluid just flows into surge drum 6, so as to realize the flowing of liquid.
Embodiment 2, the structure to piston valve sub-unit on the basis of embodiment 1 optimizes design, the piston valve
Piston set 23 on piston rod 22 in sub-unit 8；Piston 23 is provided with recovery hole 24；The front end of piston 23 is provided with up concave type cylinder table
Rank；On cylinder step successively to be externally provided with rebuilt valve throttle valve plate 25, restore Valve seal 26 and restore valve leaf 27；It is described multiple
The former lower end of valve leaf 27 is provided with multigroup recovery valve gasket 28；Rebuilt valve throttle valve plate 25, recovery Valve seal 26, recovery valve leaf 27
Fix and encapsulate by the recovery valve guard 29 installed in the front end of piston rod 22 and recovery valve nut 30 with valve gasket 28 is restored.
Operation principle：Restored when shock absorber is in（Stretching）During state, shock absorber fluid is acted on again by restoring hole 24
On former valve throttle valve plate 25.When shock absorber is operated in low speed point, fluid can by the through-flow groove of rebuilt valve throttle valve plate 25,
Realize the flowing of liquid；With the increase of speed, the pressure for acting on rebuilt valve throttle valve plate 25 also accordingly increases, fluid pressure
Will compression recovery valve leaf 27, so as to increase the gap between piston 23 and rebuilt valve throttle valve plate 25, increase flow area,
Realize the through-flow of liquid.When shock absorber, which is run to, to be put at a high speed, the powerful pressure of liquid makes recovery valve leaf 27 fully be pressed
Contracting, larger through-flow gap is provided so as to be flowed for liquid, in addition rebuilt valve throttle valve plate 25, recovery Valve seal 26 and rebuilt valve
Reed 27 is all on the up concave type cylinder step of the front end of piston 23, the through-flow cylindrical through-flow gap of formation of liquid now,
It is more much bigger than traditional conical flow area, so that the damping force value of point at a high speed greatly reduces, make the damping force put at a high speed
It is worth amplification very little, even without growth.
Up concave type cylindrical stage is set in the front end of piston 23, enough deformation spaces are provided to restore valve leaf 27.Restore
Valve seal 26 has higher rigidity, can be sufficiently transferred to restore on valve leaf 27 by the pressure of liquid.Restore valve leaf 27
For butterfly, using the deformation of reed, larger space is provided for liquid flowing., can be to restoring valve spring by restoring valve gasket 28
The deformation space of piece 27 is finely adjusted, and adjusts the flow area of liquid.The quantity of valve gasket 28 is restored in increase, restores valve leaf 27
Deformation space increase, it is on the contrary then reduce.The progress axial limiting of valve leaf 27 is restored by restoring 29 pairs of valve guard.It is rational living
Plug valve sub-unit structure, in low speed, it damps force value and increased with the increase of speed；And in high speed, it damps force value
Amplification very little, does not almost increase, and shock absorber can be made to have good vibration-damping function, without there is showing for leakage at a high speed
As.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Any modifications, equivalent substitutions and improvements made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (2)
1. a kind of reduce the vibration damper complement of high-speed damping force value, it is characterised in that：Including upper lift ring（1）, dust shroud（2）、
Surge drum（6）, working cylinder (7), bottom（10）, lower lift ring（11）, piston valve sub-unit（8）And sub-assembly of bottom valve（9）；On described
Suspension ring（1）, dust shroud（2）, surge drum（6）, working cylinder（7）, bottom（10）And lower lift ring（11）It is assembled integrally；Piston valve
Sub-unit（8）And sub-assembly of bottom valve（9）It is individually enclosed in surge drum（6）In；The piston valve sub-unit (8) is sleeved on piston rod
（22）On；Sub-assembly of bottom valve（8）It is fixedly mounted on working cylinder（7）On, sub-assembly of bottom valve（9）Including bottom valve bar（12）, bottom valve
Piece（13）, bottom valve throttle valve plate（14）, foot valve seat（15）, bottom valve regulation valve block（16）, recuperation valve valve block（17）, compensation valve spring
（18）With bottom valve bushing（19）；The foot valve seat（15）On have compensation hole（20）And compressing hole（21）；Compensate hole（20）
Recuperation valve valve block is set in outlet（17）With compensation valve spring（18）；The compressing hole（21）Bottom valve is set to adjust valve block in import
（16）, bottom valve throttle valve plate is set in outlet（14）With bottom valve valve block（13）.
2. a kind of vibration damper complement of reduction high-speed damping force value according to claim 1, it is characterised in that:The piston
Valve sub-unit（8）Middle piston rod（22）Upper piston set（23）；Piston（23）Provided with recovery hole（24）；Piston（23）Front end is set
There is up concave type cylinder step；On cylinder step successively to be externally provided with rebuilt valve throttle valve plate (25), restore Valve seal（26）With
Restore valve leaf（27）；The recovery valve leaf（27）Lower end is provided with multigroup recovery valve gasket（28）；Rebuilt valve throttle valve plate
（25）, restore Valve seal（26）, restore valve leaf（27）With recovery valve gasket（28）By installed in piston rod（22）Front end
Restore valve guard（29）With recovery valve nut（30）Fixed encapsulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621436907.3U CN206487820U (en) | 2016-12-26 | 2016-12-26 | It is a kind of to reduce the vibration damper complement of high-speed damping force value |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621436907.3U CN206487820U (en) | 2016-12-26 | 2016-12-26 | It is a kind of to reduce the vibration damper complement of high-speed damping force value |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206487820U true CN206487820U (en) | 2017-09-12 |
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ID=59769586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621436907.3U Active CN206487820U (en) | 2016-12-26 | 2016-12-26 | It is a kind of to reduce the vibration damper complement of high-speed damping force value |
Country Status (1)
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| CN (1) | CN206487820U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107757730A (en) * | 2017-11-02 | 2018-03-06 | 江苏友邦精工实业有限公司 | A kind of novel cabin front suspension puts installing mechanism |
| CN109139771A (en) * | 2018-07-13 | 2019-01-04 | 西南交通大学 | A kind of stepless adjustable shock absorber of damping |
| CN112283282A (en) * | 2020-11-26 | 2021-01-29 | 重庆耐德中意减振器有限责任公司 | Compression resistance adjustable device |
| CN113931966A (en) * | 2021-11-16 | 2022-01-14 | 浙江正裕工业股份有限公司 | Shock absorber assembly |
-
2016
- 2016-12-26 CN CN201621436907.3U patent/CN206487820U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107757730A (en) * | 2017-11-02 | 2018-03-06 | 江苏友邦精工实业有限公司 | A kind of novel cabin front suspension puts installing mechanism |
| CN109139771A (en) * | 2018-07-13 | 2019-01-04 | 西南交通大学 | A kind of stepless adjustable shock absorber of damping |
| CN112283282A (en) * | 2020-11-26 | 2021-01-29 | 重庆耐德中意减振器有限责任公司 | Compression resistance adjustable device |
| CN113931966A (en) * | 2021-11-16 | 2022-01-14 | 浙江正裕工业股份有限公司 | Shock absorber assembly |
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| Date | Code | Title | Description |
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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: Shanchuan Town, Longchang County, Neijiang City, Sichuan Province Patentee after: Longchang Shanchuan Machinery Co.,Ltd. Address before: Shanchuan Town, Longchang County, Neijiang City, Sichuan Province Patentee before: LONGCHANG SHANCHUAN PRECISION WELDED TUBE Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: Shanchuan community, Jine street, Longchang City, Neijiang City, Sichuan Province Patentee after: Longchang Shanchuan Machinery Co.,Ltd. Address before: Shanchuan Town, Longchang County, Neijiang City, Sichuan Province Patentee before: Longchang Shanchuan Machinery Co.,Ltd. |