CN108867471A - A kind of anti-collision guard rail for highways - Google Patents
A kind of anti-collision guard rail for highways Download PDFInfo
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- CN108867471A CN108867471A CN201810920106.1A CN201810920106A CN108867471A CN 108867471 A CN108867471 A CN 108867471A CN 201810920106 A CN201810920106 A CN 201810920106A CN 108867471 A CN108867471 A CN 108867471A
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- cursor
- aluminium sheet
- post
- fence post
- cushion collar
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
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Abstract
The invention belongs to guard bar technique field, specifically a kind of anti-collision guard rail for highways, including fence post, cushion collar, bumper post, backplate, wind spring, cursor, elastomeric element and Sun shield, the both ends of fence post are provided with stepped hole；Cushion collar is detachable to be arranged in the stepped hole of fence post；Bumper post cuttage is provided with arched ribs in cushion collar on the curved surface of bumper post, and arched ribs are located at outside cushion collar；The end of bumper post and backplate are connected；Cursor is sheathed on fence post；Wind spring is sheathed between cursor and fence post, and for improving cursor rotary resistance, elastomeric element is arranged between the cursor on adjacent barrier column wind spring, and the end of elastomeric element and cursor fasten；Sun shield is set on elastomeric element, and Sun shield is for avoiding elastomeric element from being drenched with rain by heat solarization；The present invention can effective Improving Expressway anticollision barrier anticollision buffer capacity, reduce accident and damaged vehicle degree occur, reduce casualties.
Description
Technical field
The invention belongs to guard bar technique field, specifically a kind of anti-collision guard rail for highways.
Background technique
Currently, the protective device of highway both sides of highway is made of the protective plate of column and portion disposed thereon, prevent
Backplate is made of steel plate, and the two is that rigid material is also in rigid connection.After automobile is out of control knocks protective plate, protective device can be with
It prevents automobile from ploughing under the dewatering ditch of highway both sides of highway or pours the dangerous situation generation of opposing lane collision.But practice card
The protective plate of bright above structure causes car crash under the powerful impact force of automobile high-speed out of control without pooling feature.
Patent document 1：Anticollision barrier, application number 2014102461657
In above patent document 1, pass through be equipped on one side by PE outer layer on the inside of highway on Cement guard bar ontology
Anticollision cushion is formed with PU foaming body internal layer in PE outer layer is filled in；By anticollision cushion come to such as rollover, collision out of control
The automobile start buffer function to come over, avoid in rigid collision to cemented body to automobile itself, occupant and vehicle stranger or
Object causes to damage；But the anticollision barrier protects the number of plies less, and protective capacities is limited；Meanwhile the anticollision barrier is directed to the tire of vehicle
Cushioning Design is more, but it is all that headstock first encounters protective fence that vehicle, which occurs, for ordinary accident, and therefore, which is directed to buffer vehicle
The design of wheel will fail.
Summary of the invention
In order to make up for the deficiencies of the prior art, a kind of anti-collision guard rail for highways proposed by the present invention, the purpose of the present invention
It is the buffer capacity of Improving Expressway anticollision barrier.The present invention absorbs headstock bring impact force by backplate, slows down vehicle
Speed；It is gradually squeezed into cushion collar by bumper post and absorbs headstock bring impact force, slow down speed again；Become by backplate
Shape squeezes cursor and elastomeric element to slow down speed, finally vehicle is made to stop safely；Improve anti-collision guard rail for highways
Anticollision buffer capacity, and then improve the safety in utilization of entire highway.
The technical solution adopted by the present invention to solve the technical problems is：A kind of highway anticollision shield of the present invention
Column, including fence post, cushion collar, bumper post, backplate, wind spring, cursor, elastomeric element and Sun shield, the fence post are fixed
In on ground, the both ends of fence post are provided with stepped hole, and the distance between adjacent barrier column is between 3.5~4.5m；It is described slow
Punching set is detachable to be arranged in the stepped hole of fence post, is fastened between cushion collar and fence post by fastener；The buffering
Column cuttage is in cushion collar, and one end of bumper post is located in cushion collar, and the other end of bumper post extends outside cushion collar, bumper post
End and backplate be connected, backplate is located at the side that fence post has road；The cursor is provided with multiple, and cursor is sheathed on
On fence post；The wind spring is sheathed between cursor and fence post, and wind spring is for improving cursor rotary resistance, the elasticity
Between the cursor on adjacent barrier column, the end of elastomeric element and cursor fasten component layout；The Sun shield is arranged
On elastomeric element, the material of Sun shield is nylon, and for Sun shield for avoiding elastomeric element from being drenched with rain by heat solarization, Sun shield improves bullet
The service life of property component；Wherein,
Arched ribs are provided on the curved surface of the bumper post；The arched ribs are located at outside cushion collar, and the one of arched ribs evagination
Facing towards cushion collar.When work, when there is vehicle to bump against on anti-collision guard rail for highways, headstock is first contacted with backplate, and backplate is first
Headstock bring impact force is absorbed, speed is slowed down, bumper post is squeezed into cushion collar, and bumper post and cushion collar absorb headstock and bring
Impact force, slow down speed again, when the impact force of vehicle is excessive, backplate is hit flat, and the plate face of backplate is bonded headstock, and backplate is convex
One side out will be resisted against on cursor and elastomeric element, and wind spring stress is crispaturaed, and wind spring absorbs the punching of headstock bring again
Power is hit, cursor slows down speed, meanwhile, elastomeric element stress is elongated, and elastomeric element slows down speed again, finally makes vehicle safe
Stop.
The cushion collar includes jacket and inner sleeve, and the housing is metallic sheath, and housing is ladder circle column, the internal diameter of housing
Pass through gradually small variation, and the maximum inner diameter of housing is adapted with bumper post maximum outside diameter, the maximum gauge of bumper post
Including the increased diameter of arched ribs, the multi-disc baffle being linked together is provided at the big end aperture of housing inner hole；The baffle in
Multi-turn is disposed on outer casing inner wall, the thickness of baffle is less than the thickness of arched ribs, and the end of baffle is equipped with slope mouthful one, and baffle is used
In blocking and engaging arched ribs；The inner sleeve is rubber sleeve, and the outer wall of inner sleeve is adapted with the inner wall of housing, the internal diameter of inner sleeve with
Bumper post minimum outer diameter is identical, and slope mouthful two is equipped at the running-on of inner sleeve.When work, when cushion collar stress, multilayer baffle
Stop arched ribs layer by layer, the thickness of baffle is less than the thickness of arched ribs, baffle can be made more easily-deformable and absorb arched ribs bring
The slope mouthful one of impact force, baffle end can make arched ribs more easily pass baffle, avoid arched ribs because stress is big, impact velocity
It is broken off fastly, after arched ribs pass through baffle layer by layer, arched ribs are initially entered in inner sleeve, and setting slope mouthful two can facilitate arc
Muscle is easier to enter inner sleeve when contacting inner sleeve, and inner sleeve has buffer function to arched ribs, is conducive to slow down speed, reduces vehicle
Hit bring harm.
The elastomeric element includes tension spring and drawstring, and the end and cursor end face of the tension spring are connected；The drawstring
End cuttage is fastened into passing through fastener in the end face of cursor, between drawstring and cursor.When work, cursor stress is squeezed
Pressure, cursor pull tension spring and drawstring, tension spring to be elongated, and tension spring can slow down the angle of cursor rotation, and vehicle is made to bump against cursor
When upper, speed is reduced reduction again, and drawstring is also tight, and drawstring stress tenses cursor, there is buffering to make the shock of headstock
With, reduce Vehicular impact bring harm, be conducive to the safety of Improving Expressway vehicle driving.
The drawstring includes elastic string, elastic rubber set, wirerope and epidermis；The elastic string is located at internal layer, elastic string
Material be PP material braiding rubber latex thread or EPDM material；The elastic rubber set is wrapped in outside elastic string；The wirerope
At least provided with three, wirerope is located at outside elastic rubber set, and the diameter of wirerope is less than the one third of elastic string diameter, steel
Relaxed state is in front of the non-stress of cord；In elastic string, elastic rubber set, wirerope are wrapped in by the epidermis, epidermis
Material is polyvinylchloride material.When work, drawstring stress is drawn, and the epidermis of drawstring is tightened up, and and then elastic string is drawn
Long, elastic string has preliminary pulling force effect to cursor, and after elastic string is elongated, wirerope is tightened up, and wirerope is to rotation
There is arm buffer function, wirerope and elastic string can alleviate car bring impact force, accident hair again to the pulling force of cursor
Raw vehicle is conducive to the degree of safety for improving driver in a short time by buffer function.
The arched ribs are provided with multiple circles, are distributed on the cylinder of bumper post, and the height of multi-turn arched ribs is along evagination
Direction on one side is gradually reduced；Spring one is provided on the bumper post, the spring one is located at the side of minimum arched ribs.Work
When making, bumper post compression is pressed towards in cushion collar, and the multi-turn arched ribs on bumper post successively wash gear open by sequence from small to large
Piece is squeezed to inner sleeve, and part arched ribs will be pressed into inner sleeve；It is each during multi-turn arched ribs squeeze and wash baffle open
Circle arched ribs will all be obstructed, and the dynamics being obstructed is gradually increased, so that the buffer function of bumper post is enhanced, when part arched ribs
After squeezing to inner sleeve, the buffer function of bumper post be will be further increased, and improve the buffer function of bumper post and cushion collar, be improved
The protective action of anti-collision guard rail for highways, and then improve the safety in utilization of entire highway.
The backplate includes horminess metal plate, the soft aluminium sheet of waveform, aluminium sheet and cushion, is arranged on the horminess metal plate
There is recess portion；The aluminium sheet is equipped with protrusion, and aluminium sheet and horminess metal plate cuttage each other cooperate, and facilitates aluminium sheet and horminess metal plate
Installation, form cavity between the aluminium sheet and horminess metal plate after cuttage；The soft aluminium sheet of waveform is located at aluminium sheet and hard gold
Belong in the cavity between plate, facilitates the installation of the soft aluminium sheet of waveform；Multiple grooves are provided in the plate face of the aluminium sheet side；
The cushion is embedded in the plate face of aluminium sheet, and cushion is for polyurethane foam Energy dissipating material or by PE outer layer and is filled in outside PE
PU foaming body internal layer composition in layer.When work, when car bumps against on backplate, headstock first with cushion contact, cushion
It is compressed, cushion can reduce headstock deflection, and cushion is for the protection to headstock, when car continues to squeeze, bumper post
It is squeezed into cushion collar, when the impact force of vehicle is excessive, aluminium sheet is crushed out of shape, and aluminium sheet will absorb part headstock bring impact force
It absorbing, the soft aluminium sheet of waveform absorbs headstock bring impact force again, reduces speed rapidly, meanwhile, the soft aluminium sheet of waveform
Prestressing force will be generated to horminess metal plate and aluminium sheet, the buffer function of the soft aluminium sheet of waveform can reduce horminess metal plate and aluminium sheet quilt
The possibility severed, effective protection horminess metal plate and aluminium sheet, when cushion, aluminium sheet, the soft aluminium sheet of waveform and horminess metal plate
Hit by headstock curved, the soft aluminium sheet of cushion, aluminium sheet, waveform and horminess metal plate will be fitted on headstock, play protection to headstock
And buffer function, under the impact of headstock surplus energy, the deformation of headstock and rotation arm contact will reduce, the headstock extent of damage is reduced,
Meanwhile the soft aluminium sheet of cushion, aluminium sheet, waveform and horminess metal plate form many levels, and it is also remaining to have space, it can continue to press
Contracting, has effectively buffered the impact force of headstock, and the speed of car is reduced or stops car, improves anti-collision guard rail for highways
Protective action, improve the safety in utilization of entire highway.
The side of the fence post is provided with cement seat；The cement seat is located at the reverse side and water that fence post has road side
Mud seat is right-angled trapezium shape, and the cement seat of right-angled trapezium shape has stability；The bottom surface of cement seat is bonded with ground.When work,
Cement seat is bonded with fence post, and cement seat firmly resists fence post, when there is vehicle to bump against on anti-collision guard rail for highways, cement
Seat, which supports fence post, makes fence post be not easy to deform due to by the pulling force of backplate and cursor, effectively maintains the fixation of fence post
Property, so that the anti-collision guard rail for highways hit is not easy to be hit disengaging, the protection for effectively increasing anti-collision guard rail for highways is made
With improving the safety in utilization of entire highway.
Beneficial effects of the present invention are as follows：
1. a kind of anti-collision guard rail for highways proposed by the present invention, the present invention absorbs headstock bring by backplate and impacts
Power slows down speed；It is gradually squeezed into cushion collar by bumper post and absorbs headstock bring impact force, slow down speed again；
Slow down speed by backplate deformable squeeze cursor and elastomeric element, finally vehicle is made to stop safely；It is public to improve high speed
The anticollision buffer capacity of road anticollision barrier, and then improve the safety in utilization of entire highway.
2. a kind of anti-collision guard rail for highways proposed by the present invention, the present invention stops arched ribs by multilayer baffle layer by layer,
The thickness of baffle is less than the thickness of arched ribs, and baffle can be made more easily-deformable and absorb arched ribs bring impact force, baffle end
Slope mouthful one arched ribs can be made to more easily pass baffle, avoid arched ribs from being broken off because stress is big, impact velocity is fast, work as arc
After shape muscle passes through baffle layer by layer, inner sleeve has buffer function to arched ribs, is conducive to slow down speed, reduces Vehicular impact bring
Harm, improves the safety in utilization of entire highway.
3. a kind of anti-collision guard rail for highways proposed by the present invention, the present invention on the cylinder of bumper post by being arranged height
The multi-turn arched ribs being gradually reduced, so that each circle arched ribs will all be obstructed during multi-turn arched ribs squeeze and wash baffle open,
And the dynamics being obstructed is gradually increased, so that the buffer function of bumper post is enhanced, after part arched ribs are squeezed to inner sleeve, buffering
The buffer function of column will be further increased, and improve the buffer function of bumper post and cushion collar, improve highway anticollision shield
The protective buffering ability on column, and then improve the safety in utilization of entire highway.
4. a kind of anti-collision guard rail for highways proposed by the present invention, the present invention is by setting backplate, so that car bumps against shield
When on plate, cushion can reduce headstock deflection, reduce the headstock extent of damage；When the impact force of vehicle is excessive, aluminium sheet is by buckling
Shape, aluminium sheet will absorb part headstock bring impact force and absorb, and the soft aluminium sheet of waveform absorbs headstock bring impact force again, makes
Speed rapidly reduces, and improves anti-collision guard rail for highways buffer capacity, improves the safety in utilization of entire highway.
Detailed description of the invention
Fig. 1 is anti-collision guard rail for highways general structure schematic diagram of the invention；
Fig. 2 is the A-A cross-sectional view about Fig. 1；
Fig. 3 is the B-B cross-sectional view about Fig. 1；
Fig. 4 is structure of tow line schematic diagram of the invention；
In figure：It is fence post 1, cushion collar 2, housing 21, baffle 211, inner sleeve 22, bumper post 3, arched ribs 31, backplate 4, hard
Matter metal plate 41, waveform soft aluminium sheet 42, cushion 44, cursor 5, wind spring 51, elastomeric element 6, tension spring 61, are drawn aluminium sheet 43
Rope 62, elastic string 621, elastic rubber cover 622, wirerope 623, epidermis 624, Sun shield 7, cement seat 8.
Specific embodiment
A kind of anti-collision guard rail for highways of the invention is carried out using Fig. 1 to Fig. 4 as described below.
As depicted in figs. 1 and 2, a kind of anti-collision guard rail for highways of the present invention, including fence post 1, cushion collar 2,
Bumper post 3, backplate 4, wind spring 51, cursor 5, elastomeric element 6 and Sun shield 7, the fence post 1 are fixed on ground, guardrail
The both ends of column 1 are provided with stepped hole, and the distance between adjacent barrier column 1 is between 3.5~4.5m；The cushion collar 2 is detachable
Formula is arranged in the stepped hole of fence post 1, is fastened between cushion collar 2 and fence post 1 by fastener；3 cuttage of bumper post
In cushion collar 2, one end of bumper post 3 is located in cushion collar 2, and the other end of bumper post 3 extends outside cushion collar 2, bumper post 3
End and backplate 4 be connected, backplate 4 is located at the side that fence post 1 has road；The cursor 5 is provided with multiple, cursor 5
It is sheathed on fence post 1；The wind spring 51 is sheathed between cursor 5 and fence post 1, and wind spring 51 is for improving 5 turns of cursor
Dynamic resistance, the elastomeric element 6 are arranged between the cursor 5 on adjacent barrier column 1, the end of elastomeric element 6 and cursor 5
Fastening；The Sun shield 7 is set on elastomeric element 6, and the material of Sun shield 7 is nylon, and Sun shield 7 is for avoiding elastomeric element
6 are drenched with rain by heat solarization, and Sun shield 7 improves the service life of elastomeric element 6；Wherein,
Arched ribs 31 are provided on the curved surface of the bumper post 3；The arched ribs 31 are located at outside cushion collar 2, arched ribs 31
The one of evagination is facing towards cushion collar 2.When work, when there is vehicle to bump against on anti-collision guard rail for highways, headstock is first connect with backplate 4
Touching, backplate 4 absorb headstock bring impact force first, slow down speed, and bumper post 3 is squeezed into cushion collar 2, and bumper post 3 is gentle
Punching set 2 absorb headstock bring impact forces, slow down speed again, when the impact force of vehicle is excessive, backplate 4 hit it is flat, backplate 4
Plate face is bonded headstock, and the one side that backplate 4 protrudes will be resisted against on cursor 5 and elastomeric element 6, and 51 stress of wind spring is crispaturaed,
Wind spring 51 absorbs headstock bring impact force again, and cursor 5 slows down speed, meanwhile, 6 stress of elastomeric element is elongated, elasticity
Component 6 slows down speed again, finally vehicle is made to stop safely.
As shown in figure 3, the cushion collar 2 includes housing 21 and inner sleeve 22, the housing 21 is metallic sheath, and housing 21 is rank
Ladder is cylindric, and the internal diameter of housing 21 passes through gradually small variation, the maximum inner diameter and 3 maximum outside diameter of bumper post of housing 21
It is adapted, the maximum gauge of bumper post 3 includes the increased diameter of arched ribs 31, the company of being provided at the big end aperture of 21 inner hole of housing
The multi-disc baffle 211 being integrated；The baffle 211 is in being disposed with multi-turn on 21 inner wall of housing, the thickness of baffle 211 is less than arc
The thickness of muscle 31, the end of baffle 211 are equipped with slope mouthful one, and baffle 211 is for stopping and engaging arched ribs 31；The inner sleeve 22
Outer wall for rubber sleeve, inner sleeve 22 is adapted with the inner wall of housing 21, and the internal diameter of inner sleeve 22 is identical as 3 minimum outer diameter of bumper post,
And slope mouthful two is equipped at the running-on of inner sleeve 22.When work, when 2 stress of cushion collar, multilayer baffle 211 stops arched ribs layer by layer
31, the thickness of baffle 211 is less than the thickness of arched ribs 31, and baffle 211 can be made more easily-deformable and absorb the punching of 31 bring of arched ribs
Hit power, the slope mouthful one of 211 end of baffle can make arched ribs 31 more easily pass baffle 211, avoid arched ribs 31 because stress is big,
Impact velocity is fast and is broken off, and after arched ribs 31 pass through baffle 211 layer by layer, arched ribs 31 are initially entered in inner sleeve 22, setting
Slope mouthful two can facilitate arched ribs 31 to be easier to enter inner sleeve 22 when contacting inner sleeve 22, and inner sleeve 22 has buffering to arched ribs 31
Effect is conducive to slow down speed, reduces the harm of Vehicular impact bring.
As shown in Fig. 2, the elastomeric element 6 includes tension spring 61 and drawstring 62, the end and 5 end of cursor of the tension spring 61
Face is connected；The end cuttage of the drawstring 62 is tight by fastener between drawstring 62 and cursor 5 into the end face of cursor 5
Gu.When work, 5 stress of cursor is extruded, and cursor 5 pulls tension spring 61 and drawstring 62, tension spring 61 to be elongated, and tension spring 61 can subtract
The angle that slow cursor 5 rotates, when bumping against vehicle on cursor 5, speed is reduced reduction again, and drawstring 62 is also tight, drawstring
62 stress tense cursor 5, have buffer function to the shock of headstock, reduce the harm of Vehicular impact bring, be conducive to mention
Rise the safety of express-road vehicle running.
As shown in Figure 2 and Figure 4, the drawstring 62 includes elastic string 621, elastic rubber set 622, wirerope 623 and epidermis
624；The elastic string 621 is located at internal layer, and the material of elastic string 621 is the rubber latex thread or EPDM material of the braiding of PP material；It is described
Elastic rubber set 622 is wrapped in outside elastic string 621；For the wirerope 623 at least provided with three, wirerope 623 is located at elasticity
Outside rubber sleeve 622, the diameter of wirerope 623 is less than the one third of 621 diameter of elastic string, is in front of the non-stress of wirerope 623
Relaxed state；Elastic string 621, elastic rubber set 622, wirerope 623 are wrapped in interior, the material of epidermis 624 by the epidermis 624
Material is polyvinylchloride material.When work, 62 stress of drawstring is drawn, and the epidermis 624 of drawstring 62 is tightened up, and then elastic string
621 are elongated, and elastic string 621 has preliminary pulling force effect, after elastic string 621 is elongated, 623 quilt of wirerope to cursor 5
It tenses, wirerope 623 has buffer function to cursor 5, and wirerope 623 and elastic string 621 can be again to the pulling force of cursor 5
Alleviate car bring impact force, vehicle occurs for accident in a short time by buffer function, is conducive to the peace for improving driver
Whole step.
As shown in figure 3, the arched ribs 31 are provided with multiple circles, it is distributed on the cylinder of bumper post 3, and multi-turn arched ribs
31 height is gradually reduced along the direction of evagination one side；Spring one is provided on the bumper post 3, the spring one is located at minimum
The side of arched ribs 31.When work, bumper post 3 compression be pressed towards in cushion collar 2, the multi-turn arched ribs 31 on bumper post 3 press from
Small successively to wash baffle 211 open to the extruding of inner sleeve 22 to big sequence, part arched ribs 31 will be pressed into inner sleeve 22；In multi-turn
During arched ribs 31 squeeze and wash baffle 211 open, each circle arched ribs 31 will all be obstructed, and the dynamics being obstructed is gradually increased,
So that the buffer function of bumper post 3 is enhanced, after part arched ribs 31 are squeezed to inner sleeve 22, the buffer function of bumper post 3 will
It further increases, improves the buffer function of bumper post 3 Yu cushion collar 2, improve the protective action of anti-collision guard rail for highways,
And then improve the safety in utilization of entire highway.
As shown in figure 3, the backplate 4 includes horminess metal plate 41, the soft aluminium sheet 42 of waveform, aluminium sheet 43 and cushion 44,
Recess portion is provided on the horminess metal plate 41；The aluminium sheet 43 is equipped with protrusion, aluminium sheet 43 and horminess metal plate 41 skewer each other
Inserting is closed, and is facilitated the installation of aluminium sheet 43 Yu horminess metal plate 41, is formed between the aluminium sheet 43 after cuttage and horminess metal plate 41
Cavity；The soft aluminium sheet 42 of waveform facilitates the soft aluminium of waveform in the cavity between aluminium sheet 43 and horminess metal plate 41
The installation of plate 42；Multiple grooves are provided in the plate face of 43 side of aluminium sheet；The cushion 44 is embedded in the plate of aluminium sheet 43
On face, cushion 44 is for polyurethane foam Energy dissipating material or by PE outer layer and the PU foaming body internal layer group being filled in PE outer layer
At.When work, when car bumps against on backplate 4, headstock is contacted with cushion 44 first, and cushion 44 is compressed, cushion 44
Headstock deflection can be reduced, cushion 44 is for the protection to headstock, and when car continues to squeeze, bumper post 3 is squeezed into buffering
In set 2, when the impact force of vehicle is excessive, aluminium sheet 43 is crushed out of shape, and aluminium sheet 43 will absorb part headstock bring impact force and absorb,
The soft aluminium sheet 42 of waveform absorbs headstock bring impact force again, reduces speed rapidly, meanwhile, the general of the soft aluminium sheet 42 of waveform
Prestressing force is generated to horminess metal plate 41 and aluminium sheet 43, the buffer function of the soft aluminium sheet 42 of waveform can reduce by 41 He of horminess metal plate
The possibility that aluminium sheet 43 is severed, effective protection horminess metal plate 41 and aluminium sheet 43, when cushion 44, aluminium sheet 43, waveform are soft
Aluminium sheet 42 and horminess metal plate 41 are hit curved, the soft aluminium sheet 42 of cushion 44, aluminium sheet 43, waveform and horminess metal plate 41 by headstock
It will be fitted on headstock, and protection and buffer function be played to headstock, under the impact of headstock surplus energy, headstock will be contacted with cursor 5
Deformation will reduce, and reduce the headstock extent of damage, meanwhile, the soft aluminium sheet 42 of cushion 44, aluminium sheet 43, waveform and horminess metal plate 41
Many levels are formed, it is also remaining to have space, it can continue to compress, effectively buffer the impact force of headstock, the speed of car is reduced
Or stop car, the protective action of anti-collision guard rail for highways is improved, the safety in utilization of entire highway is improved.
As shown in figures 1 and 3, the side of the fence post 1 is provided with cement seat 8；The cement seat 8 is located at fence post 1
There is the reverse side of road side and cement seat 8 is right-angled trapezium shape, the cement seat 8 of right-angled trapezium shape has stability；Cement seat 8
Bottom surface is bonded with ground.When work, cement seat 8 is bonded with fence post 1, and cement seat 8 firmly resists fence post 1, is having vehicle to hit
When on to anti-collision guard rail for highways, cement seat 8, which supports fence post 1, is not easy fence post 1 because of the drawing by backplate 4 and cursor 5
Power and deform, effectively maintain the stationarity of fence post 1, so that the anti-collision guard rail for highways hit is not easy to be hit disengaging, have
Effect improves the protective action of anti-collision guard rail for highways, improves the safety in utilization of entire highway.
Specific workflow is as follows：
When work, when there is vehicle to bump against on anti-collision guard rail for highways, headstock is first contacted with backplate 4, and cushion 44 is pressed
Contracting, cushion 44 can reduce headstock deflection, and cushion 44 continues to squeeze for the protection to headstock, headstock, and bumper post 3 is pressurized
It is pressed towards in cushion collar 2, the multi-turn arched ribs 31 on bumper post 3 successively wash baffle 211 open to inner sleeve by sequence from small to large
22 squeeze, and multilayer baffle 211 stops arched ribs 31 layer by layer, and the thickness of baffle 211 is less than the thickness of arched ribs 31, can make baffle
211 is more easily-deformable and absorb 31 bring impact force of arched ribs, and the slope mouthful one of 211 end of baffle can be such that arched ribs 31 are easier
Across baffle 211, avoids arched ribs 31 from being broken off because stress is big, impact velocity is fast, squeeze and wash open in multi-turn arched ribs 31
During baffle 211, each circle arched ribs 31 will all be obstructed, and the dynamics being obstructed is gradually increased, so that the buffering of bumper post 3 is made
With being enhanced；It is initially entered in inner sleeve 22 when arched ribs 31 pass through 211 arc of baffle, arched ribs 31 layer by layer, slope mouthful two can be square
Just arched ribs 31 are easier to enter inner sleeve 22 when contacting inner sleeve 22, and inner sleeve 22 has buffer function to arched ribs 31, is conducive to
Slow down speed, reduces the harm of Vehicular impact bring；When the impact force of vehicle is excessive, aluminium sheet 43 is crushed out of shape, and aluminium sheet 43 will be inhaled
Receiving portions headstock bring impact force absorbs, and the soft aluminium sheet 42 of waveform absorbs headstock bring impact force again, makes speed rapidly
It reduces, meanwhile, the soft aluminium sheet 42 of waveform will generate prestressing force to horminess metal plate 41 and aluminium sheet 43, the soft aluminium sheet 42 of waveform
Buffer function can reduce the possibility that horminess metal plate 41 and aluminium sheet 43 are severed, effective protection horminess metal plate 41 and aluminium sheet
43, when cushion 44, aluminium sheet 43, the soft aluminium sheet 42 of waveform and horminess metal plate 41 are hit curved, cushion 44, aluminium sheet by headstock
43, the soft aluminium sheet 42 of waveform and horminess metal plate 41 will be fitted on headstock, protection and buffer function be played to headstock, more than headstock
Under the impact of power, the deformation that headstock is contacted with cursor 5 will reduce, and reduce the headstock extent of damage, meanwhile, cushion 44, aluminium sheet
43, the soft aluminium sheet 42 of waveform and horminess metal plate 41 form many levels, also remaining to have space, can continue to compress, effectively buffer
The speed of car is reduced or stops car, improves the protective action of anti-collision guard rail for highways by the impact force of headstock,
Improve the safety in utilization of entire highway；When the backplate 4 and cursor 5 for being wrapped in headstock contact, cursor 5 is pulled
Tension spring 61 and drawstring 62, tension spring 61 are elongated, and tension spring 61 can slow down the angle of the rotation of cursor 5, bump against vehicle on cursor 5
When, speed is reduced reduction again, has buffer function to the shock of headstock, and drawstring 62 is also tight, and 62 stress of drawstring, which tenses, to be turned
The epidermis 624 of swing arm 5, drawstring 62 is tightened up, and and then elastic string 621 is elongated, and elastic string 621 has cursor 5 preliminary
Pulling force effect, after elastic string 621 is elongated, wirerope 623 is tightened up, and wirerope 623 has buffer function to cursor 5,
Wirerope 623 and elastic string 621 can alleviate car bring impact force to the pulling force of cursor 5 again, have to the shock of headstock
There is buffer function, reduces the harm of Vehicular impact bring, be conducive to the safety of Improving Expressway vehicle driving；Meanwhile it is whole
During a, cement seat 8 firmly resists fence post 1, and when there is vehicle to bump against on anti-collision guard rail for highways, cement seat 8 is supported
Fence post 1 makes fence post 1 be not easy to deform due to by the pulling force of backplate 4 and cursor 5, effectively maintains the stationarity of fence post 1,
So that the anti-collision guard rail for highways hit is not easy to be hit disengaging, the protective action of anti-collision guard rail for highways is effectively increased,
Improve the safety in utilization of entire highway.
(A) in the above-described embodiment, it is squeezed between cursor and fence post by wind spring come the rotation of damped rotation arm；
But not limited to this, it can also increase protrusion directly between cursor and fence post, improve the coefficient of friction of cursor and fence post
To improve the buffer capacity of cursor.
Industrial applicibility
According to the present invention, it crosses backplate and absorbs headstock bring impact force, slow down speed；It is gradually squeezed by bumper post slow
Headstock bring impact force is absorbed in punching set, slows down speed again；Pass through backplate deformable squeeze cursor and elastomeric element
Slow down speed, finally vehicle is made to stop safely；The anticollision buffer capacity of anti-collision guard rail for highways is improved, and then is improved
The safety in utilization of entire highway；Therefore the anti-collision guard rail for highways is useful in guard bar technique field.
Claims (7)
1. a kind of anti-collision guard rail for highways, including fence post (1), cushion collar (2), bumper post (3), backplate (4), wind spring
(51), cursor (5), elastomeric element (6) and Sun shield (7), the fence post (1) are fixed on ground, and the two of fence post (1)
End is provided with stepped hole, it is characterised in that：In the detachable stepped hole for being arranged in fence post (1) of cushion collar (2), buffering
It covers and is fastened between (2) and fence post (1) by fastener；Bumper post (3) cuttage in cushion collar (2), bumper post (3)
One end is located in cushion collar (2), and the other end of bumper post (3) extends cushion collar (2) outside, the end of bumper post (3) and backplate
(4) it is connected；The backplate (4) is located at the side that fence post (1) has road；The cursor (5) is provided with multiple, cursor
(5) it is sheathed on fence post (1)；The wind spring (51) is sheathed between cursor (5) and fence post (1), and wind spring (51) is used for
Improve cursor (5) rotary resistance；The elastomeric element (6) is arranged between the cursor (5) on adjacent barrier column (1), bullet
Property component (6) end and cursor (5) fasten；The Sun shield (7) is set on elastomeric element (6), and Sun shield (7) is used for
Elastomeric element (6) is avoided to be drenched with rain by heat solarization；Wherein,
Arched ribs (31) are provided on the curved surface of the bumper post (3)；The arched ribs (31) are located at cushion collar (2) outside, arc
The one of muscle (31) evagination is facing towards cushion collar (2).
2. a kind of anti-collision guard rail for highways according to claim 1, it is characterised in that：The cushion collar (2) includes outer
Cover (21) and inner sleeve (22), the housing (21) is metallic sheath, and housing (21) is ladder circle column, and the internal diameter of housing (21) is from one
The other end gradually small variation is held, the big end orifice diameter of housing (21) inner hole is adapted with bumper post (3) maximum outside diameter, housing
(21) the multi-disc baffle (211) being linked together is provided at the big end aperture of inner hole；The baffle (211) is in housing (21) inner wall
On be disposed with multi-turn, the thickness of baffle (211) is less than the thickness of arched ribs (31), and the end of baffle (211) is equipped with slope mouthful one；
The inner sleeve (22) is rubber sleeve, and the outer wall of inner sleeve (22) is adapted with the inner wall of housing (21), the internal diameter of inner sleeve (22) with delay
It is identical to rush column (3) minimum outer diameter, and is equipped with slope mouthful two at the running-on of inner sleeve (22).
3. a kind of anti-collision guard rail for highways according to claim 1, it is characterised in that：The elastomeric element (6) includes
Tension spring (61) and drawstring (62), the end and cursor (5) end face of the tension spring (61) are connected；The end skewer of the drawstring (62)
It injects in the end face of cursor (5), is fastened between drawstring (62) and cursor (5) by fastener.
4. a kind of anti-collision guard rail for highways according to claim 3, it is characterised in that：The drawstring (62) includes elasticity
Rope (621), elastic rubber set (622), wirerope (623) and epidermis (624)；The elastic string (621) is located at internal layer；The bullet
Property rubber sleeve (622) is wrapped in elastic string (621) outside；The wirerope (623) is at least provided with three, wirerope (623) position
Outside in elastic rubber set (622)；The epidermis (624) is equal by elastic string (621), elastic rubber set (622), wirerope (623)
In being wrapped in.
5. a kind of anti-collision guard rail for highways according to claim 2, it is characterised in that：The arched ribs (31) are provided with
Multiple circles are distributed on the cylinder of bumper post (3), and the height of multiple arcs muscle (31) gradually subtracts along the direction of evagination one side
It is small.
6. a kind of anti-collision guard rail for highways according to claim 1, it is characterised in that：The backplate (4) includes hard
Metal plate (41), the soft aluminium sheet of waveform (42), aluminium sheet (43) and cushion (44) are provided on the horminess metal plate (41) recessed
Portion；The aluminium sheet (43) is equipped with protrusion, and aluminium sheet (43) and horminess metal plate (41) cuttage each other cooperate, the aluminium sheet after cuttage
(43) cavity is formed between horminess metal plate (41)；The soft aluminium sheet of waveform (42) is located at aluminium sheet (43) and horminess metal plate
(41) in the cavity between；Multiple grooves are provided in the plate face of aluminium sheet (43) side；The cushion (44) is embedded in
In the plate face of aluminium sheet (43).
7. a kind of anti-collision guard rail for highways according to claim 1, it is characterised in that：The side of the fence post (1)
It is provided with cement seat (8)；The cement seat (8), which is located at fence post (1), has reverse side and the cement seat (8) of road side for right angle ladder
Shape；The bottom surface of cement seat (8) is bonded with ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810920106.1A CN108867471B (en) | 2018-08-14 | 2018-08-14 | Highway crash barrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810920106.1A CN108867471B (en) | 2018-08-14 | 2018-08-14 | Highway crash barrier |
Publications (2)
| Publication Number | Publication Date |
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| CN108867471A true CN108867471A (en) | 2018-11-23 |
| CN108867471B CN108867471B (en) | 2020-10-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810920106.1A Active CN108867471B (en) | 2018-08-14 | 2018-08-14 | Highway crash barrier |
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| Country | Link |
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| CN (1) | CN108867471B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110042785A (en) * | 2019-05-17 | 2019-07-23 | 招商局重庆交通科研设计院有限公司 | Traffic anticollision barrier |
| CN111155427A (en) * | 2020-02-29 | 2020-05-15 | 卢秀丽 | Bridge impact buffering safety protective guard |
| CN112945215A (en) * | 2021-02-25 | 2021-06-11 | 邵成坤 | Anti-reflection total station convenient to adjust |
| CN114737504A (en) * | 2022-05-20 | 2022-07-12 | 王海鹏 | Anti-collision guardrail for highway traffic information safety facility engineering |
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| CN114737504B (en) * | 2022-05-20 | 2023-11-28 | 王海鹏 | Crash barrier for highway traffic informatization safety facility engineering |
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|---|---|
| CN108867471B (en) | 2020-10-02 |
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