CN105840726B - A kind of all-hydraulic buffer unit - Google Patents
A kind of all-hydraulic buffer unit Download PDFInfo
- Publication number
- CN105840726B CN105840726B CN201610386597.7A CN201610386597A CN105840726B CN 105840726 B CN105840726 B CN 105840726B CN 201610386597 A CN201610386597 A CN 201610386597A CN 105840726 B CN105840726 B CN 105840726B
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- China
- Prior art keywords
- cylinder
- oil
- mobile cushioning
- buffer
- hinged
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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
- F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
- F16F13/04—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper
- F16F13/06—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper
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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
- F16F9/22—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 with one or more cylinders each having a single working space closed by a piston or plunger
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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
- F16F2230/00—Purpose; Design features
- F16F2230/0023—Purpose; Design features protective
-
- 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
- F16F2238/00—Type of springs or dampers
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
- Vibration Dampers (AREA)
Abstract
The invention discloses a kind of all-hydraulic buffer unit, including：Determine buffer body and with the mobile cushioning body determined buffer body and be slidably connected, wall is provided with oil storage cylinder cylinder body and mobile cushioning body cylinder block in the mobile cushioning body, the axial direction of the mobile cushioning body cylinder block is identical with the glide direction of the mobile cushioning body, the inner wall for determining buffer body rear end is connected with determines buffer body oil cylinder piston with what the mobile cushioning body cylinder block was oppositely arranged, it is described to determine buffer body oil cylinder piston and move along to be moved forward and backward inside buffer body cylinder block, oil cylinder piston is hinged in the oil storage cylinder cylinder body, the oil cylinder piston endoporus is hinged with return spring, the oil cylinder piston can act on oil storage cylinder cylinder body described in lower edge in the elastic force of the return spring and be moved forward and backward.The configuration of the present invention is simple, good buffer effect reduce the injury to vehicle and people in knockout process.
Description
Technical field
The present invention relates to means of transportation technical field, specifically provide a kind of all-hydraulic buffer unit.
Background technology
Fork in the road end of guardrail on previous overpass, loop, expressway, bridge spanning the river is designed with cylindrical cement
Pier posts warning mark above, to remind driver note that but have many vehicles because different reasons knock clump, due to
Clump, guardrail wires hardness are very high, thus caused by consequence it is very serious, life and vehicle asset heavy losses.
A variety of buffer units are had existed on the market now, but during by Vehicular impact, the buffering played is imitated
Fruit is unsatisfactory.
Therefore, the improvement in structure how is carried out to existing buffer unit, to improve its buffering effect, reduce to vehicle and
The injury of people becomes people's urgent problem to be solved.
Invention content
In consideration of it, the purpose of the present invention is to provide a kind of all-hydraulic buffer unit, buffered with solving existing buffer unit
The problems such as effect is poor, vehicle and people are easily injured.
Technical solution provided by the invention is：
A kind of all-hydraulic buffer unit, including：Determine buffer body and with the mobile cushioning determined buffer body and be slidably connected
Body, wall is provided with oil storage cylinder cylinder body and mobile cushioning body cylinder block, the mobile cushioning body oil cylinder in the mobile cushioning body
The axial direction of cylinder body is identical with the glide direction of the mobile cushioning body, and the inner wall for determining buffer body rear end is connected with and the shifting
What dynamic buffer body cylinder block was oppositely arranged determine buffer body oil cylinder piston, it is described to determine buffer body oil cylinder piston and move along buffering
It is moved forward and backward inside body cylinder block, is hinged with oil cylinder piston in the oil storage cylinder cylinder body, the oil cylinder piston endoporus is hinged with
Return spring, the oil cylinder piston can act on oil storage cylinder cylinder body described in lower edge in the elastic force of the return spring and be moved forward and backward.
Preferably, yielding rubber body is further included, is set to the mobile cushioning body front end.
Preferably, pouring orifice is further included, the outer wall along the oil storage cylinder cylinder body extends outwardly, and the upper end of the pouring orifice is set
It is equipped with the pouring orifice sealing cover of threaded connection.
Preferably, front end connecting shaft and rear end connecting shaft, the front end connection are provided in the mobile cushioning body on wall
Axis is hinged with the first spring lead, and the rear end connecting shaft is hinged with second spring lead.
Preferably, the return spring includes the first return spring and the second return spring, first return spring
One end and the outer wall of the first spring lead are hinged, in the other end of first return spring and one of the oil cylinder piston
Hole is hinged, and one end of second return spring and the outer wall of second spring lead are hinged, second return spring it is another
Another of one end and oil cylinder piston endoporus are hinged.
Preferably, guide slide is provided on the bottom wall for determining buffer body, the mobile cushioning body is slided with described be oriented to
Road is slidably connected.
Preferably, the oil cylinder piston is sealed with oil storage cylinder cylinder body by the first y-type seal ring, and the buffer body oil cylinder is lived
Plug is realized by the second y-type seal ring with buffer body cylinder block and sealed.
Preferably, described to determine the restriction that buffer body oil cylinder piston front end is pole type, the restriction is adjustable angle
The restriction of section.
Preferably, the yielding rubber body is fixedly connected with mobile cushioning body by fixing screws, the fixing screws and
Gasket is additionally provided between yielding rubber body.
Preferably, it is described to determine to be fixed with positive stop strip by soket head cap screw on buffer body bottom wall front end.
The present invention using type variable throttle valve principle control mobile cushioning body when by Vehicular impact from fast to slow to
After move, kinetic energy caused by gradual buffering collision of closed, power exhaust after under the action of return spring slow homing, structure letter
List, good buffer effect, during shock, reduce the injury to vehicle and people.
Description of the drawings
Below in conjunction with the accompanying drawings and embodiment the present invention is described in further detail：
Fig. 1 is the side view of the all-hydraulic buffer unit of the present invention；
Fig. 2 is along the sectional view in A-A faces in Fig. 1.
In figure：
1st, yielding rubber body；2nd, mobile cushioning body；31st, the first return spring；32nd, the second return spring；41st, the first spring
Lead；42nd, second spring lead；5th, oil storage cylinder cylinder body；5-1, mobile cushioning body cylinder block；6th, pouring orifice sealing cover；
7th, the first y-type seal ring；8th, oil cylinder piston；9th, determine buffer body oil cylinder piston；10th, the second y-type seal ring；11st, determine buffer body；
11-1, guide slide；12nd, fixing screws；13rd, big gasket；14th, soket head cap screw；15th, positive stop strip.
Specific embodiment
The present invention is further explained below in conjunction with specific embodiment, but the not limitation present invention.
As depicted in figs. 1 and 2, the present invention provides a kind of all-hydraulic buffer unit, including：Bottom plate is fixedly installed on bottom
Postlaminar part determines buffer body 11, is set to pan front and with determining the mobile cushioning body 2 and be set to that buffer body 11 is slidably connected
The yielding rubber body 1 of 2 front end of mobile cushioning body, 2 inner wall of mobile cushioning body are provided with oil storage cylinder cylinder body 5 and mobile cushioning body oil cylinder
Cylinder body 5-1, the outer wall of the oil storage cylinder cylinder body 5, which extends outwardly, is useful for the pouring orifice of oiling, and the upper end of pouring orifice is provided with spiral shell
The pouring orifice sealing cover 6 of line connection, the axial direction of the mobile cushioning body cylinder block 5-1 and the glide direction of mobile cushioning body 2
Identical, the inner wall for determining 11 rear end of buffer body is connected with and determines buffer body oil cylinder with what mobile cushioning body cylinder block 5-1 was oppositely arranged
Piston 9, it is described to determine to move before and after buffer body oil cylinder piston 9 is moved along inside buffer body cylinder block 5-1 when Vehicular impact
It is dynamic, compressed liquid.
In the present embodiment, front end connecting shaft and rear end connecting shaft are provided on 2 inner wall of mobile cushioning body, the first spring is oriented to
Column 41 is hinged with the front end connecting shaft on mobile cushioning body 2, and the first oil return bullet is nested on the outer wall of the first spring lead 41
Spring 31, one end of the first return spring 31 and the outer wall of the first spring lead 41 are hinged, the other end of the first return spring 31
It is hinged with 8 endoporus of oil cylinder piston, oil cylinder piston 8 is arranged in oil storage cylinder cylinder body 5, and is hinged with 5 endoporus of oil storage cylinder cylinder body, corresponding
Ground, second spring lead 42 is hinged with the rear end connecting shaft on mobile cushioning body 2, embedding on the outer wall of second spring lead 42
The second return spring 32 is cased with, one end of the second return spring 32 and the outer wall of second spring lead 42 are hinged, the second oil return
The other end of spring 33 is hinged with 8 endoporus of oil cylinder piston, and the section of oil cylinder piston 8 is arranged on 5 inner wall of oil storage cylinder cylinder body in H shapes
On.
Further, buffer body oil cylinder piston 9 is determined with being hinged positioned at determining the connecting shaft on 11 rear wall of buffer body, determines buffer body
Guide slide 11-1 is provided on 11 bottom wall, mobile cushioning body 2 is slidably connected with the guide slide 11-1 determined on buffer body 11.
In a particular application, when by Vehicular impact, vehicle compresses yielding rubber body 1 and pushes its movement first, and then
Push mobile cushioning body 2 along guide slide 11-1 to slip at buffer body 11 is determined, in the process that mobile cushioning body 2 slides backward
In, determine buffer body oil cylinder piston 9 and start to compress the liquid in buffer body cylinder block 5-1, when the first return spring 31 is to pusher
When dynamic oil cylinder piston 8 makes buffer body cylinder block 5-1 and the conducting of oil storage cylinder cylinder body 5, the liquid in buffer body cylinder block 5-1 leads to
It crosses oil cylinder piston 8 and is flowed into oil storage cylinder cylinder body 5, the first return spring 31 of compression, works as buffer body after oil storage cylinder cylinder body 5 is hydraulically full
When hydraulic pressure amount in cylinder block 5-1 is reduced, the oil cylinder piston 8 in the second return spring 32 compression oil storage cylinder cylinder body 5, liquid leads to
It crosses 32 compressing force of the second return spring to flow back into buffer body cylinder block 5-1, so as to form the offset of strength, reduces vehicle and hit
The impact force hit.
In order to realize the sealing of oil cylinder piston 8 and oil storage cylinder cylinder body 5, as the improvement of technical solution, oil cylinder piston 8 and storage
Cylinder block 5 is realized by the first y-type seal ring 7 and sealed.Determine buffer body oil cylinder piston 9 and buffer body cylinder block to realize
The sealing of 5-1, as the improvement of technical solution, buffer body oil cylinder piston 9 and buffer body cylinder block 5-1 is close by the 2nd Y types
Two way seal is realized in seal 10.
The present invention is a kind of shock-absorbing, energy absorbing type buffer, determines the opening that 9 front end of buffer body oil cylinder piston is pole type, institute
Opening is stated as adjustable restriction, when restriction angle is big, liquid flowing is slow, and restriction angle hour, liquid flowing is fast, into
And available for various roads.For example, restriction angle can be tuned up when applying on expressway, at this time for fireballing vehicle
, interaction force is big；When applying to urban road, adjustable low-angle, at this time for the lower urban road vehicle of speed.
Preferably, yielding rubber body 1 is fixedly connected with mobile cushioning body 2 by fixing screws 12, of fixing screws 12
Number is 8, is divided into two row and is uniformly distributed, and big gasket 13 is additionally provided between fixing screws 12 and buffering rubber bodies 1, for tight
Gu.
In order to avoid mobile cushioning body detaches under the restoring force effect of return spring with determining buffer body, as technical solution
Improvement, determine to be fixed with positive stop strip 15 by soket head cap screw 14 on buffer body 11, when the mobile cushioning body lower bottom part with
When the positive stop strip 15 offsets, return spring is in nature and offsets successively.
In the present embodiment, the oil mass in oil storage cylinder cylinder body 5 changes with the size of Vehicle Speed, i.e.,：Traveling speed
Degree is high, and in-oil cylinder oil mass is flowed into another oil cylinder just the more by type variable throttle valve within the unit interval, travel speed
Low, in-oil cylinder oil mass flows into just fewer in another oil cylinder, gradual buffering collision of closed by type variable throttle valve within the unit interval
Caused kinetic energy.
Embodiments of the present invention are elaborated above in conjunction with attached drawing, but the present invention is not limited to above-mentioned implementations
Mode, within the knowledge of a person skilled in the art, can also be under the premise of present inventive concept not be departed from
It makes a variety of changes.
Claims (5)
1. a kind of all-hydraulic buffer unit, which is characterized in that including：Determine buffer body and determine what buffer body was slidably connected with described
Mobile cushioning body, wall is provided with oil storage cylinder cylinder body and mobile cushioning body cylinder block in the mobile cushioning body, and the movement is delayed
The axial direction for rushing body cylinder block is identical with the glide direction of the mobile cushioning body, and the inner wall for determining buffer body rear end, which is fixed, to be connected
It is connected to and determines buffer body oil cylinder piston with what the mobile cushioning body cylinder block coordinated, the mobile cushioning body cylinder block can edge
The external back-and-forth motion for determining buffer body oil cylinder piston, oil cylinder piston, the oil cylinder piston are hinged in the oil storage cylinder cylinder body
Endoporus is hinged with return spring, and the oil cylinder piston can be before the elastic force of the return spring acts on oil storage cylinder cylinder body described in lower edge
After move, front end connecting shaft and rear end connecting shaft are provided in the mobile cushioning body on wall, the front end connecting shaft is hinged with
First spring lead, the rear end connecting shaft are hinged with second spring lead, and the return spring includes the first oil return bullet
Spring and the second return spring, one end of first return spring and the outer wall of the first spring lead are hinged, described first time
The other end of oily spring and an endoporus of the oil cylinder piston are hinged, and one end of second return spring is led with second spring
It is hinged to the outer wall of column, the other end of second return spring and another endoporus of oil cylinder piston are hinged, described to determine buffering
Body oil cylinder piston front end is the restriction of pole type, and the restriction is the restriction of angle adjustable.
2. all-hydraulic buffer unit described in accordance with the claim 1, it is characterised in that：Yielding rubber body is further included, is set to institute
State mobile cushioning body front end.
3. all-hydraulic buffer unit described in accordance with the claim 1, it is characterised in that：Pouring orifice is further included, along the oil storage cylinder
The outer wall of cylinder body extends outwardly, and the upper end of the pouring orifice is provided with the pouring orifice sealing cover of threaded connection.
4. all-hydraulic buffer unit described in accordance with the claim 1, it is characterised in that：The oil cylinder piston leads to oil storage cylinder cylinder body
Cross the sealing of the first y-type seal ring, it is described determine buffer body oil cylinder piston and buffer body cylinder block is realized by the second y-type seal ring
Sealing.
5. all-hydraulic buffer unit described in accordance with the claim 2, it is characterised in that：The yielding rubber body and mobile cushioning body
It is fixedly connected by fixing screws, gasket is additionally provided between the fixing screws and buffering rubber bodies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610386597.7A CN105840726B (en) | 2016-06-04 | 2016-06-04 | A kind of all-hydraulic buffer unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610386597.7A CN105840726B (en) | 2016-06-04 | 2016-06-04 | A kind of all-hydraulic buffer unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105840726A CN105840726A (en) | 2016-08-10 |
| CN105840726B true CN105840726B (en) | 2018-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610386597.7A Active CN105840726B (en) | 2016-06-04 | 2016-06-04 | A kind of all-hydraulic buffer unit |
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| CN (1) | CN105840726B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE458945B (en) * | 1985-02-18 | 1989-05-22 | Vaexjoe Protes Ab | HYDRAULIC DEVICE, SPECIFICALLY FOR LEG PROTECTION |
| CN103953677B (en) * | 2014-04-14 | 2015-11-25 | 山东科技大学 | A kind of passive buffer |
| CN203906651U (en) * | 2014-06-24 | 2014-10-29 | 徐永权 | Hydraulic buffer |
| CN104329406B (en) * | 2014-10-16 | 2016-05-04 | 伊卡路斯(苏州)车辆系统有限公司 | Realize the rotating hydraulic bjuffer of vehicle safety and method thereof based on articulated system |
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2016
- 2016-06-04 CN CN201610386597.7A patent/CN105840726B/en active Active
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| Publication number | Publication date |
|---|---|
| CN105840726A (en) | 2016-08-10 |
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Effective date of registration: 20180523 Address after: 221400 Wuxi, Xinyi Industrial Park, Wuxi Town, Xinyi, Xuzhou, Jiangsu Applicant after: Jiangsu tin Yi High-tech Zone Technology Development Co. Ltd. Address before: 110074 2-1-1 30-2, South twelve Road, Tiexi District, Shenyang, Liaoning. Applicant before: Wang Tiankai |
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