CN106352010B - Damping force automatic adjustable oil buffer - Google Patents
Damping force automatic adjustable oil buffer Download PDFInfo
- Publication number
- CN106352010B CN106352010B CN201610937543.5A CN201610937543A CN106352010B CN 106352010 B CN106352010 B CN 106352010B CN 201610937543 A CN201610937543 A CN 201610937543A CN 106352010 B CN106352010 B CN 106352010B
- Authority
- CN
- China
- Prior art keywords
- damping force
- control valve
- flow control
- automatic adjustable
- force automatic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
-
- 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
-
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
Abstract
Present invention is disclosed damping force automatic adjustable oil buffers, including housing assembly, the Buffer Unit in the housing assembly, pressure accumulation component and the liquid being placed in the housing assembly；The adjusting cavity for housing regulating device is equipped in piston rod in Buffer Unit, regulating device includes flow control valve and elastic component, catch is equipped between piston rod and piston, the elastic component is supported between flow control valve and catch, the space for making a concession retraction for flow control valve is offered in catch, the sprue being connected with adjusting cavity is equipped in piston rod, and flow control valve is connected to cylinder body and sprue, flow control valve can be clamped closing sprue, and sprue is connected to pressure accumulation component.The present invention realizes that the corresponding benefit stream flow of adjust automatically, the process for absorbing energy reach stable damping for different impact forces.
Description
Technical field
The invention belongs to buffer technology field more particularly to a kind of damping force automatic adjustable oil buffers.
Background technology
The kinetic energy that object in movement generates is converted to thermal energy in automated machine operation and is released to by oil buffer
In air, while object is steady, quiet, effective stopping at the end of action.In traditional accumulator cotton buffer, work as shock
When head is by external impacts, from by inner tube after driving piston rod that the hydraulic oil in piston press inner tube, hydraulic oil is pushed to be pressurized
Multiple outages of upper design flow out, while flowing into rubber accumulator cotton, and rubber accumulator cotton is compressed, and generate pressure accumulation space.
During hydraulic oil flows out the outage in inner tube successively, buffer generates the damping of curve, when piston often passes through one
After a outage, damping flow is reduced once, and the assimilation effect of formation is primary by slight interim card, the last one is covered until being formed
Outage, benefit stream flow fixation gradually reduce, and can not be suitable for the impact force of the varying strength of variation.Extraneous kinetic energy turns
It is changed to the thermal energy of buffer, then has heat to be dispersed into air, the cycle of fulfillment capability.External force discharges, and piston rod, which resets, to be waited for
Action next time.
Invention content
The purpose of the present invention is to solve above-mentioned technical problems, and provide a kind of damping force automatic adjustable oleo cushion
Device realizes that the corresponding benefit stream flow of adjust automatically, the process for absorbing energy reach stable resistance hence for different impact forces
Buddhist nun's effect.In order to achieve the above object, technical solution of the present invention is as follows：
Damping force automatic adjustable oil buffer, including housing assembly, the Buffer Unit in the housing assembly, storage
Pressure component and the liquid being placed in the housing assembly；The housing assembly includes cylinder body；The Buffer Unit includes by the
Piston that one elastic component and the cylinder body inner end support, the piston rod that the piston is extended into from the cylinder body outer end opening；
The adjusting cavity for housing regulating device is equipped in the piston rod, the regulating device includes flow control valve and the second bullet
Property part, catch is equipped between the piston rod and the piston, described the is supported between the flow control valve and the catch
Two elastic components offer the space that retraction is made a concession for the flow control valve in the catch, be equipped in the piston rod with
The sprue for adjusting cavity and being connected, the flow control valve are connected to the cylinder body and the sprue, the flow tune
Section valve can be clamped the closing sprue, and the sprue is connected to the pressure accumulation component.
Specifically, the liquid is hydraulic oil.
Specifically, first elastic component and second elastic component are spring.
Specifically, the housing assembly further includes the outer cover being set at the cylinder body outer end opening.
Specifically, the flow control valve includes T-type portion and tapered portion, the T-type portion is arranged with to offset with the catch
Second elastic component held.
Specifically, axial in the T-type portion offer spout hole, the tapered portion is with the spout hole in same straight line
Position and do not stop the spout hole.
Specifically, offering the through-hole communicated with the spout hole through the catch on the piston.
Specifically, the pressure accumulation component includes the bearing being sheathed on the piston rod and storage laminated structure.
Specifically, the storage laminated structure includes the receiving portion being set in the bearing, the rubber in described accommodation section
Oil sac.
Specifically, being equipped with the branch flow passage being connected between described accommodation section and the sprue.
Compared with prior art, the advantageous effect of damping force automatic adjustable oil buffer of the present invention is mainly reflected in：
When external impact power maximum, flow control valve is opened completely, and corresponding benefit stream maximum flow, flow control valve is with outside
The suitably beneficial flow section product of the reduction adjust automatically of impact force, is played in entire knockout process by external impact pressure and inside
The balance of running of hydraulic power oil damping makes the process that oil buffer absorbs kinetic energy that steady perfect damping be presented.It is more conventional
Porous type damping structure have more perfectly absorption and matching effect, the realization of different Impact energies can be corresponded to and turned completely
It changes, reaches optimal use state.
Description of the drawings
Fig. 1 is the sectional view of the embodiment of the present invention；
Fig. 2 is the partial enlarged view of the present embodiment；
Digital representation in figure：
1 cylinder body, 11 outer covers, 12 fixed parts, 13 side walls, 14 oil filler points, 15 first seals, 16 first cavitys, 17 second
Cavity, 18 impact heads, 2 pistons, 21 first elastic components, 22 piston rods, 23 third cavitys, 24 through-holes, 3 flow control valves, 31
Two elastic components, 32 catch, 33 sprues, 34 runner mouths, 35T types portion, 36 tapered portion, 37 spout holes, 38 support portions, 39 connections
Portion, 4 the 4th cavitys, 41 the 5th cavitys, 5 bearings, 51 first receiving portions, 52 rubber oil sacs, 53 branch flow passages, 54 second accommodate
Portion, 55 second seals.
Specific implementation mode
Technical solution in the embodiment of the present invention is subjected to clear, complete description below in conjunction with the accompanying drawings, it is clear that retouched
The embodiment stated is only a part of the embodiment of the present invention, instead of all the embodiments.
Embodiment：
Referring to Fig.1 shown in -2, the present embodiment is damping force automatic adjustable oil buffer, including housing assembly, is set to
Buffer Unit and pressure accumulation component in it and accommodating hydraulic oil in the inner；Housing assembly includes the cylinder body 1 of tubbiness, is set to cylinder
The outer cover 11 sealed at the outer end opening of body.Cylinder body includes the fixed part 12 and side wall 13 of the inner end sealed set of cylinder body.It is fixed
Oil filler point 14 is offered in portion 12, first seal 15 is fixed in oil filler point 14, and the present embodiment first seal 15 is oiling
Screw.The first cavity 16 and the second cavity 17 being connected are equipped in housing assembly.It is equipped with Buffer Unit in first cavity 16,
It is equipped with pressure accumulation component in second cavity 17.
Buffer Unit includes the piston 2 being set in the first cavity 16, the first elastic component 21 to offset with side wall 13, by cylinder
The piston rod 22 of piston 2 is extended at 1 outer end opening of body；22 end of piston rod outside cylinder body 1 is equipped with impact head 18.This
The first elastic component of embodiment 21 is spring.The third cavity being connected to the first cavity 16 and pressure accumulation component is equipped in piston rod 22
23, third cavity 23 is to adjust cavity, is equipped with regulating device in third cavity 23,2 axial direction of piston offers and the first chamber
The through-hole 24 that body 16 is connected with third cavity 23, regulating device include flow control valve 3, the second elastic component 31, the present embodiment
Second elastic component 31 is spring.Catch is equipped between piston 2 and piston rod 22.Radial being equipped with is connected to pressure accumulation in piston rod 22
The sprue 33 of component, the middle part of sprue 33 are equipped with the runner mouth 34 being connected to third cavity 23.
Flow control valve 3 includes T-type corresponding with 24 position of through-hole portion 35, the tapered portion 36 with the clamping of runner mouth 34；T
The spout hole 37 being connected with through-hole 24 through catch 32 is offered in type portion 35, T-type portion 35 includes abutting 23 both sides of third cavity
Support portion 38 and interconnecting piece 39, the both sides of interconnecting piece 39 the 4th cavity 4,4 content of the 4th cavity are formed in third cavity 23
Be equipped with the second elastic component 31 for being socketed on interconnecting piece 39, the second elastic component of the present embodiment is spring, support portion 38 and catch 32 it
Between support the second elastic component.The space that interconnecting piece 39 can be allowed to make a concession retraction is offered in catch 32.Support portion 38 deviates from the 4th chamber
The part of body 4 forms the 5th cavity 41 in the third cavity 23, and tapered portion 36 is fixedly connected on support portion 38, in spout hole 37
Hydraulic oil is dividedly led into runner mouth 34 from the both sides of tapered portion 36, and tapered portion 36 is located at 37 same linear position of spout hole and does not stop
Running of hydraulic power oil in beneficial discharge orifice 37.Hydraulic oil in first cavity 16 flows through spout hole 37 from through-hole 24 and enters the 5th cavity 41
Interior, since the sectional area of support portion 38 is more than the sectional area of interconnecting piece 39, the pressure in the 5th cavity 41 is more than the 4th chamber
Pressure in body 4, T-type portion 35 compress the second elastic component 31 and are moved to Impact direction, drive tapered portion 36 to move together, open runner
Mouth 34.
Pressure accumulation component includes bearing 5 and storage laminated structure；Storage laminated structure includes being depressed in the outer walls of 5 both sides of bearing to be formed symmetrically
The first receiving portion 51, set on the rubber oil sac 52 of 51 interior sealing of the first receiving portion.Two the first receiving portions 51 be respectively equipped with
The branch flow passage 53 that sprue 33 is connected.Gas is filled in rubber oil sac 52 to squeeze after flowing into hydraulic oil in first receiving portion 51
Rubber oil sac 52 is pressed to deform.Piston rod 22 runs through bearing 5 and outer cover 11, and the inner wall depression of bearing 5 forms the second receiving portion 54, the
Second seal 55 is equipped between two receiving portions 54 and piston rod 22, the present embodiment second seal 55 is oil sealing.Oil sealing is set to
The inside of outer cover 11.
When using the present embodiment, impact head 18 will be driven piston rod 22 that piston 2 is pushed to squeeze the first chamber by outer force effect
Hydraulic oil in body 16, hydraulic oil flow through in the 5th cavity 41 of oil storage space of through-hole 24, catch 32 to flow control valve 3, with
Pressure increase, flow control valve 3 pushes side to by oil pressure, opens runner mouth 34, hydraulic oil passes through sprue 33 and affluent-dividing
Road 53 flows to rubber oil sac 52, and rubber oil sac 52 is rubber elastomer, the compressive deformation in the first receiving portion 51 of rubber oil sac 52,
Form storage pressure space.When external impact power maximum, flow control valve 3 is opened completely, corresponding benefit stream maximum flow.Flow
For regulating valve 3 with the suitably beneficial flow section product of the reduction adjust automatically of external impact force, being played in entire knockout process will be outer
The balance of pressure and internal hydraulic pressure oil stream dynamic damping is hit in portion, keeps the process presentation that oil buffer absorbs kinetic energy steady perfect
Damping.Until external impact kinetic energy stops, after external force disappears, rubber oil sac 52 is sprung back, and hydraulic oil is back to runner mouth
34, hydraulic oil pushes flow control valve 3 to side, and hydraulic oil is back to spout hole 37 by oil storage cavity 41, finally holds again
It is contained in the first cavity 16, while the first elastic component 21 is by 22 involution of piston rod to initial position.Extraneous kinetic energy has turned at this time
It is changed to the thermal energy of oil buffer, is distributed into air by oil buffer part, realizes the cycle of energy.The present embodiment is more normal
The porous type damping structure of rule has more perfect absorption and matching effect, can correspond to different Impact energies realizations and turn completely
It changes, reaches optimal use state.
Above-described is only some embodiments of the present invention.For those of ordinary skill in the art, not
Under the premise of being detached from the invention design, various modifications and improvements can be made, these belong to the protection model of the present invention
It encloses.
Claims (10)
1. damping force automatic adjustable oil buffer, including housing assembly, the Buffer Unit in the housing assembly, pressure accumulation
Component and the liquid being placed in the housing assembly；The housing assembly includes cylinder body；The Buffer Unit includes passing through first
Piston that elastic component and the cylinder body inner end support, the piston rod that the piston is extended into from the cylinder body outer end opening；Its
It is characterized in that：The adjusting cavity for housing regulating device is equipped in the piston rod, the regulating device includes flow-rate adjustment
Valve and the second elastic component are equipped with catch, between the flow control valve and the catch between the piston rod and the piston
Second elastic component is supported, the space for making a concession retraction for the flow control valve, the piston are offered in the catch
The sprue being connected with the adjusting cavity is equipped in bar, the flow control valve is connected to the cylinder body and the sprue,
The flow control valve can be clamped the closing sprue, and the sprue is connected to the pressure accumulation component.
2. damping force automatic adjustable oil buffer according to claim 1, it is characterised in that：The liquid is hydraulic pressure
Oil.
3. damping force automatic adjustable oil buffer according to claim 1, it is characterised in that：First elastic component
It is spring with second elastic component.
4. damping force automatic adjustable oil buffer according to claim 1, it is characterised in that：The housing assembly is also
It include the outer cover at the cylinder body outer end opening.
5. damping force automatic adjustable oil buffer according to claim 1, it is characterised in that：The flow control valve
Including T-type portion and tapered portion, the T-type portion is arranged with second elastic component to offset with the catch.
6. damping force automatic adjustable oil buffer according to claim 5, it is characterised in that：T-type portion inner shaft
To offer spout hole, the tapered portion does not stop in same linear position and the spout hole with the spout hole.
7. damping force automatic adjustable oil buffer according to claim 6, it is characterised in that：It is opened up on the piston
There is the through-hole communicated with the spout hole through the catch.
8. damping force automatic adjustable oil buffer according to claim 1, it is characterised in that：The pressure accumulation component packet
Include the bearing being sheathed on the piston rod and storage laminated structure.
9. damping force automatic adjustable oil buffer according to claim 8, it is characterised in that：The storage laminated structure packet
Include the receiving portion in the bearing, the rubber oil sac in described accommodation section.
10. damping force automatic adjustable oil buffer according to claim 9, it is characterised in that：Described accommodation section with
The branch flow passage of connection is equipped between the sprue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610937543.5A CN106352010B (en) | 2016-10-25 | 2016-10-25 | Damping force automatic adjustable oil buffer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610937543.5A CN106352010B (en) | 2016-10-25 | 2016-10-25 | Damping force automatic adjustable oil buffer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106352010A CN106352010A (en) | 2017-01-25 |
| CN106352010B true CN106352010B (en) | 2018-07-24 |
Family
ID=57864164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610937543.5A Active CN106352010B (en) | 2016-10-25 | 2016-10-25 | Damping force automatic adjustable oil buffer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106352010B (en) |
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| CN107143604B (en) * | 2017-06-29 | 2023-02-28 | 黄永宁 | Automatic regulating valve of shock absorber and stepped oil discharging method thereof |
| CN107100955B (en) * | 2017-06-29 | 2023-02-03 | 黄永宁 | Self-adjusting hydraulic shock absorber and adjusting method thereof |
| CN107575525B (en) * | 2017-10-18 | 2023-07-14 | 苏州西捷克缓冲科技有限公司 | Hydraulic buffer applied in pneumatic environment |
| CN109114149B (en) * | 2018-09-12 | 2020-11-03 | 杭州电子科技大学 | Grading damping vibration damper for rolling mill |
| CN108930747A (en) * | 2018-09-20 | 2018-12-04 | 王振民 | A kind of gas spring and automobile tail gate spring assembly |
| CN114475636A (en) * | 2022-01-07 | 2022-05-13 | 深圳时空科技集团有限公司 | Man-machine interaction system with vehicle driving assistance function |
| CN114228769B (en) * | 2022-01-17 | 2023-06-06 | 中车青岛四方机车车辆股份有限公司 | Stop device |
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| JPH09137844A (en) * | 1995-11-13 | 1997-05-27 | Yamaha Motor Co Ltd | Buffer |
| CN2474805Y (en) * | 2001-02-28 | 2002-01-30 | 御豹企业股份有限公司 | Improved oil pressure buffer capable of raising efficiency |
| CN102364152A (en) * | 2011-11-22 | 2012-02-29 | 广东机电职业技术学院 | External electromagnetic throttling valve type double-air-chamber adjustable damp shock absorber |
| CN102678809A (en) * | 2012-05-21 | 2012-09-19 | 宁波科赛特气动科技有限公司 | Hydraulic buffer |
| CN102705422A (en) * | 2012-05-21 | 2012-10-03 | 宁波科赛特气动科技有限公司 | Improved structure of oil pressure buffer |
| CN103133732A (en) * | 2011-11-25 | 2013-06-05 | 罗伯特·博世有限公司 | Hydraulic controlled storage chamber valve |
| CN203614652U (en) * | 2013-12-03 | 2014-05-28 | 吴伟国 | Air spring device structure |
| CN204852157U (en) * | 2015-07-21 | 2015-12-09 | 济宁市技师学院 | Shock absorber |
| CN206361073U (en) * | 2016-10-25 | 2017-07-28 | 苏州西捷克缓冲科技有限公司 | Damping force automatic adjustable oil buffer |
-
2016
- 2016-10-25 CN CN201610937543.5A patent/CN106352010B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09137844A (en) * | 1995-11-13 | 1997-05-27 | Yamaha Motor Co Ltd | Buffer |
| CN2474805Y (en) * | 2001-02-28 | 2002-01-30 | 御豹企业股份有限公司 | Improved oil pressure buffer capable of raising efficiency |
| CN102364152A (en) * | 2011-11-22 | 2012-02-29 | 广东机电职业技术学院 | External electromagnetic throttling valve type double-air-chamber adjustable damp shock absorber |
| CN103133732A (en) * | 2011-11-25 | 2013-06-05 | 罗伯特·博世有限公司 | Hydraulic controlled storage chamber valve |
| CN102678809A (en) * | 2012-05-21 | 2012-09-19 | 宁波科赛特气动科技有限公司 | Hydraulic buffer |
| CN102705422A (en) * | 2012-05-21 | 2012-10-03 | 宁波科赛特气动科技有限公司 | Improved structure of oil pressure buffer |
| CN203614652U (en) * | 2013-12-03 | 2014-05-28 | 吴伟国 | Air spring device structure |
| CN204852157U (en) * | 2015-07-21 | 2015-12-09 | 济宁市技师学院 | Shock absorber |
| CN206361073U (en) * | 2016-10-25 | 2017-07-28 | 苏州西捷克缓冲科技有限公司 | Damping force automatic adjustable oil buffer |
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| Publication number | Publication date |
|---|---|
| CN106352010A (en) | 2017-01-25 |
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