CN109024118B - Road safety protection method - Google Patents
Road safety protection method Download PDFInfo
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- CN109024118B CN109024118B CN201810954102.5A CN201810954102A CN109024118B CN 109024118 B CN109024118 B CN 109024118B CN 201810954102 A CN201810954102 A CN 201810954102A CN 109024118 B CN109024118 B CN 109024118B
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C1/00—Design or layout of roads, e.g. for noise abatement, for gas absorption
- E01C1/002—Design or lay-out of roads, e.g. street systems, cross-sections ; Design for noise abatement, e.g. sunken road
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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
- E01F15/04—Continuous barriers extending along roads or between traffic lanes essentially made of longitudinal beams or rigid strips supported above ground at spaced points
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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
- E01F15/04—Continuous barriers extending along roads or between traffic lanes essentially made of longitudinal beams or rigid strips supported above ground at spaced points
- E01F15/0407—Metal rails
- E01F15/0438—Spacers between rails and posts, e.g. energy-absorbing means
Abstract
The invention belongs to the technical field of highway driving safety, in particular to a road safety protection method.A collision-prevention guardrail in the method comprises a vertical plate, a bottom plate, a barrier plate, a damping strip, a movable pin and a stop arc-shaped plate, wherein the upper end of the stop arc-shaped plate is hinged on the bottom surface of the vertical plate; a blocking plate is arranged on the left side of the vertical plate; the lower end of the barrier plate is fixedly connected to the left end of the bottom plate, and a damping strip is arranged between the barrier plate and the vertical plate; according to the invention, the vertical plate is arranged to be the L-shaped plate, the corner of the vertical plate is hinged to the left end of the bottom plate, the stop arc-shaped plate is arranged below the vertical plate, and meanwhile, the group of V-shaped grooves are arranged on the upper surface of the bottom plate, so that the right end of the vertical plate supports the head of the car after the vertical plate is impacted by the car, the front wheel of the car cannot touch the ground, the front wheel of the car is prevented from continuously transmitting kinetic energy to the car, further more serious impact is avoided, and the safety of the car is further protected.
Description
Technical Field
The invention belongs to the technical field of road driving safety, and particularly relates to a road safety protection method.
Background
The winding mountain road is usually built along a mountain body, the general road surface is narrow due to the limited terrain, sharp curves are more, the bending degree is large, the sight is poor due to the shielding of the mountain body, and even extreme conditions that the winding mountain road is close to a cliff or has a steep slope and the like exist, so that the driving is extremely difficult due to the adverse conditions, and once an accident occurs, the consequence is unreasonable. Relevant departments find that accidents are often caused by factors such as small difference of opening of drivers, over-high speed of vehicles and the like when investigating the traffic accidents of the mountain winding highway, and if road safety guardrails are arranged on the outer side of the mountain winding highway, the accidents can be greatly reduced by preventing running vehicles from turning down the road and playing a role in protecting the vehicles, so that the running safety of the vehicles on the mountain winding highway is improved.
At present, a protection device on the outer side of a highway of a winding mountain is composed of a stand column and a protection plate positioned on the upper portion of the stand column, the protection plate is made of a steel plate, and the stand column and the protection plate are made of rigid materials and are also in rigid connection. When the automobile is out of control and collides with the protective plate, the protective device can prevent the automobile from turning into the cliff or the steep slope on the outer side of the winding mountain road. Practice proves that the protective plate with the structure has no buffer function, the protective plate is broken frequently under the strong impact force of an out-of-control automobile at high speed, and the automobile cannot be effectively prevented from turning into a cliff or a steep slope on the outer side of a mountain road; on the other hand, if the car head can be lifted up after a front wheel-driven car impacts the protective guard, the situation that the front wheel of the car continuously transmits kinetic energy to the car is avoided, and the safety of the car can be further improved.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides a road safety protection method, wherein an anti-collision guardrail in the method is provided with an L-shaped plate through arranging a vertical plate, the corner of the vertical plate is hinged at the left end of a bottom plate, a stop arc-shaped plate is arranged below the vertical plate, and meanwhile, a group of V-shaped grooves are arranged on the upper surface of the bottom plate, so that after the vertical plate is impacted by a car, the right end of the vertical plate supports the head of the car, the front wheel of the car cannot touch the ground, the front wheel of the car is prevented from continuously transmitting kinetic energy to the car, further more serious impact is avoided, and the safety of the car is further protected.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a road safety protection method, which comprises the following steps:
the method comprises the following steps: installing anti-collision guardrails on the outer side of the mountain winding road along the way, and arranging light-reflecting marks on the anti-collision guardrails at intervals;
step two: longitudinally arranging a deceleration strip on the road surface beside the anti-collision guardrail in the first step;
step three: an electronic warning board is arranged between the deceleration strip and the anti-collision guardrail in the second step in a discontinuous mode;
step four: placing anti-collision barrels in the intervals of the electronic warning boards in the step three;
the anti-collision guardrail comprises a vertical plate, a bottom plate, a stop plate, a damping strip, a movable pin and a stop arc plate, wherein the vertical plate is an L-shaped plate, the corner of the vertical plate is hinged to the left end of the bottom plate, the right end of a transverse plate of the vertical plate is flush with the height of the road surface of the road, and the stop arc plate is arranged below the vertical plate; the upper end of the stopping arc plate is hinged to the bottom surface of the vertical plate, and a torsional spring is arranged at the hinged position of the stopping arc plate; a group of V-shaped grooves is formed in the upper surface of the bottom plate, and the lower end of the stopping arc plate abuts against the V-shaped grooves in the bottom plate; a blocking plate is arranged on the left side of the vertical plate; the lower end of the barrier plate is fixedly connected to the left end of the bottom plate, the barrier plate is arranged to have an inclination angle of 5-15 degrees relative to the vertical plate, a damping strip is arranged between the barrier plate and the vertical plate, and a movable pin is arranged in an installation hole in the upper end of the barrier plate; the movable pin is in clearance fit with the mounting hole in the blocking plate, and the movable pin is connected with the nut through threads; when the car is used, when the car head of the car driven by the front wheel impacts on the vertical plate, the vertical plate extrudes the shock absorption strip on the left side, the shock absorption strip is compressed, and then the impact force of the car is absorbed, meanwhile, the left end of the vertical plate swings leftwards to drive the right end of the vertical plate to swing upwards, and further the right end of the vertical plate lifts up the car head of the car, after the locking arc plate below the vertical plate is separated from the V-shaped groove, the locking arc plate swings leftwards under the action of the elastic force of the torsion spring, after the inertia of the car is absorbed, the dead weight of the car extrudes the right end of the vertical plate to enable the vertical plate to swing rightwards, the lower end of the locking arc plate below the vertical plate abuts against the V-shaped groove, and further the car head is supported by the right end of the vertical plate.
Preferably, the right side of the vertical plate is provided with an arc-shaped elastic sheet; the upper end and the lower end of the arc-shaped elastic sheet are fixedly connected to the right side of a vertical plate of the vertical plate, the arc-shaped elastic sheet and the vertical plate form an enclosed space, the middle part of the arc-shaped elastic sheet is slidably arranged in a chute on the right side of the vertical plate, a telescopic cylinder is arranged in the chute on the vertical plate, and the middle part of the arc-shaped elastic sheet is fixedly connected with the end of a cylinder rod of the; the cylinder body of the telescopic cylinder is fixedly connected in the chute on the vertical plate; during the use, be equipped with the arc shell fragment on the riser right-hand member for the car when striking the riser right-hand member on, the locomotive extrudees the arc shell fragment, and the arc shell fragment warp, and the telescoping cylinder at arc shell fragment middle part is compressed simultaneously, and then absorbs a part of kinetic energy of car, and the deformation of arc shell fragment self simultaneously makes the locomotive of car can not produce too many broken parts after taking place the striking and fly away, and then reduces the injury once more of broken part to the vehicle that the fly away comes out.
Preferably, a step surface is arranged on the upper surface of the transverse plate of the vertical plate, and a supporting plate is arranged on the step surface; the lower part of the supporting plate is connected with the step surface of the vertical plate through a group of springs, and a group of first telescopic cylinders are arranged below the supporting plate; the end of a cylinder rod of the first telescopic cylinder is connected with the supporting plate, and a cylinder body of the first telescopic cylinder is fixedly connected in a mounting hole on the step surface of the vertical plate; the closed space formed by the arc-shaped elastic sheet and the vertical plate is connected with an air inlet at the lower end of the first telescopic cylinder through an air pipe; during the use, car is when striking the arc shell fragment on the riser, the arc shell fragment warp, gas in the arc shell fragment is compressed, the air of compressed promotes telescopic cylinder jack-up that makes progress through the trachea, telescopic cylinder promotes the backup pad rebound, and then make car after the collision takes place, just can be lifted by the backup pad of riser right-hand member in very short time, avoid the front wheel of car to continue to give car transmission kinetic energy, and then avoided more serious striking, make the injury not continue to stretch.
Preferably, an anti-collision roller is arranged above the arc-shaped elastic sheet; the anti-collision roller is connected to one end of the swing bracket through a rotating shaft; the middle part of the swing support is hinged to the right side of the upper end of the vertical plate, and the other end of the swing support is hinged to the end head of the cylinder rod of the second telescopic cylinder; the cylinder body of the second telescopic cylinder is hinged to the right side of the upper end of the vertical plate, and an air inlet at the bottom end of the cylinder body of the second telescopic cylinder is communicated with an air inlet at the bottom end of the cylinder body of the telescopic cylinder through an air pipe; during the use, the car is when striking the arc shell fragment on the riser, the telescoping cylinder at arc shell fragment middle part is compressed, the compressed air promotes No. two telescopic cylinder ejecting through the trachea, No. two telescopic cylinder promote the swing support and swing down, and then drive the crashproof gyro wheel on the swing support and keep out the locomotive of car, prevent that the car from flying over from the riser because inertia force is too big, through the crashproof gyro wheel of No. two telescopic cylinder control, the impact of car has been transformed into the resistance that keeps out the car and has jumped, and the striking dynamics is big more, the resistance of crashproof gyro wheel is big more, and then guaranteed the security of car behind the high-speed striking riser.
Preferably, the anti-collision roller is made of a spiral elastic plate, and the end of the outermost ring of the spiral elastic plate is fixedly connected to the spiral ring of the adjacent inner layer; when the car crash-proof device is used, after a car collides with the vertical plate, the upper anti-collision roller moves downwards to extrude the head of the car, the spiral elastic plate of the anti-collision roller deforms after being extruded, and then the impact force of the car is absorbed, so that the car cannot leap over the vertical plate due to overlarge inertia force, and the safety of the car after the car collides with the vertical plate at a high speed is ensured.
Preferably, a damping ball is arranged between adjacent spiral rings of the spiral elastic plate of the anti-collision roller; the damping balls are made of rubber materials and are fixedly connected between the spiral rings of the spiral elastic plates of the anti-collision rollers after being connected in series through the elastic ropes; during the use, crashproof gyro wheel extrudees car's locomotive, crashproof gyro wheel's spiral helicine elastic plate receives the extrusion back and warp, the damping ball in the crashproof gyro wheel is extruded, on the one hand the damping ball can make crashproof gyro wheel have better damping intensity, on the other hand the damping ball slides in crashproof gyro wheel after being extruded, and then tensile elastic rope, also can absorb partly impact, and then realize fine absorbing car's impact, guarantee that car can not leap from the riser, and then guarantee the security of car behind the high-speed impact riser.
Preferably, a group of through holes are formed in the upper end of the vertical plate, and steel wire ropes are arranged in the through holes; the steel wire rope connects the adjacent vertical plates in series; during the use, when the car locomotive striking was on the riser, the left shock attenuation strip of riser extrusion, the shock attenuation strip was compressed, and the riser swings left, and the riser extrudees wire rope simultaneously, and then goes on transmitting adjacent riser through wire rope with the impact, and then great increase the crashproof ability of riser, and then guarantee the security of car behind the high-speed striking riser.
The invention has the following beneficial effects:
1. according to the road safety protection method, the anti-collision guardrail is provided with the L-shaped vertical plate, the corner of the vertical plate is hinged to the left end of the bottom plate, the stop arc-shaped plate is arranged below the vertical plate, and meanwhile, the group of V-shaped grooves are formed in the upper surface of the bottom plate, so that after the vertical plate is impacted by a car, the right end of the vertical plate supports the head of the car, the front wheel of the car cannot touch the ground, the front wheel of the car is prevented from continuously transmitting kinetic energy to the car, further serious impact is avoided, and the safety of the car is protected.
2. According to the road safety protection method, the arc-shaped elastic sheet is arranged at the right end of the vertical plate, the middle of the arc-shaped elastic sheet is fixedly connected with the end of the cylinder rod of the telescopic cylinder, the telescopic cylinder in the middle of the arc-shaped elastic sheet is compressed through deformation of the arc-shaped elastic sheet, so that part of kinetic energy of a car is absorbed, and meanwhile, due to deformation of the arc-shaped elastic sheet, too many broken parts cannot be ejected out after the head of the car is impacted, so that secondary damage of the ejected broken parts to the car is reduced.
3. According to the road safety protection method, the anti-collision guardrail is provided with the group of the first telescopic air cylinders below the supporting plate, and the closed space formed by the arc-shaped elastic sheet and the vertical plate is connected with the air inlet at the lower end of the first telescopic air cylinder through the air pipe, so that a car can be lifted by the supporting plate at the right end of the vertical plate within a short time after collision, the front wheel of the car is prevented from continuously transmitting kinetic energy to the car, further serious impact is avoided, and injury is prevented from continuously spreading.
4. According to the road safety protection method, the anti-collision roller is arranged above the arc-shaped elastic sheet, the swing support is driven by the second telescopic cylinder, the air inlet at the bottom end of the cylinder body of the second telescopic cylinder is communicated with the air inlet at the bottom end of the cylinder body of the telescopic cylinder through the air pipe, so that the situation that a car jumps over from the vertical plate due to overlarge inertia force is prevented, the impact force of the car is converted into resistance for resisting the jump of the car through the anti-collision roller controlled by the second telescopic cylinder, and the larger the impact force is, the larger the resistance of the anti-collision roller is, and the safety of the car after the car impacts the vertical plate at high speed is further ensured.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a flow chart of a method of the present invention;
FIG. 2 is a front view of the crash barrier of the present invention;
in the figure: the device comprises a vertical plate 1, an arc-shaped elastic sheet 11, a telescopic cylinder 12, a supporting plate 13, a first telescopic cylinder 14, an anti-collision roller 15, a swing support 16, a second telescopic cylinder 17, a damping ball 18, an elastic rope 19, a bottom plate 2, a V-shaped groove 21, a blocking plate 3, a damping strip 4, a movable pin 5, a locking arc-shaped plate 6 and a steel wire rope 7.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 and 2, the road safety protection method of the present invention comprises the following steps:
the method comprises the following steps: installing anti-collision guardrails on the outer side of the mountain winding road along the way, and arranging light-reflecting marks on the anti-collision guardrails at intervals;
step two: longitudinally arranging a deceleration strip on the road surface beside the anti-collision guardrail in the first step;
step three: an electronic warning board is arranged between the deceleration strip and the anti-collision guardrail in the second step in a discontinuous mode;
step four: placing anti-collision barrels in the intervals of the electronic warning boards in the step three;
the anti-collision guardrail comprises a vertical plate 1, a bottom plate 2, a stop plate 3, a damping strip 4, a movable pin 5 and a stop arc-shaped plate 6, wherein the vertical plate 1 is an L-shaped plate, the corner of the vertical plate 1 is hinged to the left end of the bottom plate 2, the right end of a transverse plate of the vertical plate 1 is flush with the road surface of a road, and the stop arc-shaped plate 6 is arranged below the vertical plate 1; the upper end of the stop arc-shaped plate 6 is hinged to the bottom surface of the vertical plate 1, and a torsional spring is arranged at the hinged position of the stop arc-shaped plate 6; a group of V-shaped grooves 21 is formed in the upper surface of the bottom plate 2, and the lower end of the stop arc-shaped plate 6 abuts against the V-shaped grooves 21 in the bottom plate 2; a blocking plate 3 is arranged on the left side of the vertical plate 1; the lower end of the barrier plate 3 is fixedly connected to the left end of the bottom plate 2, the barrier plate 3 is arranged to have an inclination angle of 5-15 degrees relative to the vertical plate 1, a damping strip 4 is arranged between the barrier plate 3 and the vertical plate 1, and a movable pin 5 is arranged in a mounting hole in the upper end of the barrier plate 3; the movable pin 5 is in clearance fit with the mounting hole on the blocking plate 3, and the movable pin 5 is connected with a nut through threads; when the car is used, when the car head driven by the front wheel impacts on the vertical plate 1, the vertical plate 1 extrudes the left shock absorption strip 4, the shock absorption strip 4 is compressed, and then the impact force of the car is absorbed, meanwhile, the left end of the vertical plate 1 swings leftwards, the right end of the vertical plate 1 is driven to swing upwards, and then the right end of the vertical plate 1 lifts up the car head of the car, after the stop arc plate 6 below the vertical plate 1 is separated from the V-shaped groove 21, the stop arc plate swings leftwards under the action of the elastic force of the torsion spring, after the inertia of the car is absorbed, the dead weight of the car extrudes the right end of the vertical plate 1, so that the vertical plate 1 swings rightwards, the lower end of the stop arc plate 6 below the vertical plate 1 is abutted against the V-shaped groove 21, and then the car head is supported by the right end of the vertical plate 1, so that.
As an embodiment of the invention, an arc-shaped elastic sheet 11 is arranged on the right side of the vertical plate 1; the upper end and the lower end of the arc-shaped elastic sheet 11 are fixedly connected to the right side of a vertical plate of the vertical plate 1, the arc-shaped elastic sheet 11 and the vertical plate 1 form a closed space, the middle part of the arc-shaped elastic sheet 11 is slidably arranged in a chute on the right side of the vertical plate 1, a telescopic cylinder 12 is arranged in the chute on the vertical plate 1, and the middle part of the arc-shaped elastic sheet 11 is fixedly connected with a cylinder rod end of the telescopic cylinder 12; the cylinder body of the telescopic cylinder 12 is fixedly connected in the chute on the vertical plate 1; during the use, be equipped with arc shell fragment 11 on the 1 right-hand member of riser for the car is when striking 1 right-hand member of riser, locomotive extrusion arc shell fragment 11, arc shell fragment 11 warp, and the telescoping cylinder 12 at 11 middle parts of arc shell fragment is compressed simultaneously, and then absorbs a part of kinetic energy of car, and the deformation of arc shell fragment 11 self simultaneously makes the locomotive of car can not produce too many broken parts after taking place to strike and flies away, and then reduces the broken part that flies out and injure once more to the vehicle.
As an embodiment of the invention, a step surface is arranged on the upper surface of the transverse plate of the vertical plate 1, and a support plate 13 is arranged on the step surface; the lower part of the supporting plate 13 is connected with the step surface of the vertical plate 1 through a group of springs, and a group of first telescopic cylinders 14 is arranged below the supporting plate 13; the end of a cylinder rod of the first telescopic cylinder 14 is connected with the supporting plate 13, and the cylinder body of the first telescopic cylinder 14 is fixedly connected in a mounting hole on the step surface of the vertical plate 1; the arc-shaped elastic sheet 11 and the vertical plate 1 form a closed space which is connected with an air inlet at the lower end of the first telescopic cylinder 14 through an air pipe; during the use, car is when striking arc shell fragment 11 on riser 1, arc shell fragment 11 warp, the gas in the arc shell fragment 11 is compressed, the compressed air promotes telescopic cylinder 14 jack-up upwards through the trachea, telescopic cylinder 14 promotes backup pad 13 rebound, and then make the car after the bump, just can be lifted by the backup pad 13 of riser 1 right-hand member in very short time, avoid the front wheel of car to continue to give car transmission kinetic energy, and then avoided more serious striking, make the injury not continue to stretch.
As an embodiment of the invention, an anti-collision roller 15 is arranged above the arc-shaped elastic sheet 11; the anti-collision roller 15 is connected to one end of the swing bracket 16 through a rotating shaft; the middle part of the swing support 16 is hinged to the right side of the upper end of the vertical plate 1, and the other end of the swing support 16 is hinged to the end of the cylinder rod of the second telescopic cylinder 17; the cylinder body of the second telescopic cylinder 17 is hinged to the right side of the upper end of the vertical plate 1, and an air inlet at the bottom end of the cylinder body of the second telescopic cylinder 17 is communicated with an air inlet at the bottom end of the cylinder body of the telescopic cylinder 12 through an air pipe; when the car is used, when the car impacts the arc-shaped elastic sheet 11 on the vertical plate 1, the telescopic cylinder 12 in the middle of the arc-shaped elastic sheet 11 is compressed, compressed air pushes the second telescopic cylinder 17 to eject out through the air pipe, the second telescopic cylinder 17 pushes the swing support 16 to swing downwards, and then the anti-collision roller 15 on the swing support 16 is driven to abut against the head of the car, so that the car is prevented from jumping over from the vertical plate 1 due to overlarge inertia force, the anti-collision roller 15 controlled by the second telescopic cylinder 17 converts the impact force of the car into the resistance for abutting against the car, and the larger the impact force is, the larger the resistance of the anti-collision roller 15 is, and the safety of the car after impacting the vertical plate 1 at a high speed is further ensured.
As an embodiment of the present invention, the anti-collision roller 15 is made of a spiral elastic plate, and the end of the outermost ring of the spiral elastic plate is fixedly connected to the spiral ring of the adjacent inner layer; when the car crash-proof device is used, after a car crashes on the vertical plate 1, the upper crash-proof roller 15 moves downwards to extrude the head of the car, the spiral elastic plate of the crash-proof roller 15 deforms after being extruded, and then the crash force of the car is absorbed, so that the car is prevented from jumping over from the vertical plate 1 due to overlarge inertia force, and the safety of the car after the car crashes on the vertical plate 1 at a high speed is guaranteed.
As an embodiment of the present invention, a damping ball 18 is disposed between adjacent coils of the spiral elastic plate of the anti-collision roller 15; the damping balls 18 are made of rubber, and the damping balls 18 are connected in series through elastic ropes 19 and then fixedly connected between the spiral rings of the spiral elastic plates of the anti-collision rollers 15; during the use, crashproof gyro wheel 15 extrudees the locomotive of car, crashproof gyro wheel 15's helicine elastic plate receives the extrusion back and warp, damping ball 18 in crashproof gyro wheel 15 is extruded, damping ball 18 can make crashproof gyro wheel 15 have better damping intensity on the one hand, on the other hand damping ball 18 slides in crashproof gyro wheel 15 after being extruded, and then tensile elasticity rope 19, also can absorb some impact, and then realize fine absorbing the impact of car, guarantee that the car can not fly over from riser 1, and then guarantee the security of car behind high-speed striking riser 1.
As an embodiment of the invention, the upper end of the vertical plate 1 is provided with a group of through holes, and steel wire ropes 7 are arranged in the through holes; the steel wire ropes 7 connect the adjacent vertical plates 1 in series; during the use, when the car locomotive striking was on riser 1, left shock attenuation strip 4 of riser 1 extrusion, shock attenuation strip 4 is compressed, and riser 1 swings left, and riser 1 extrudees wire rope 7 simultaneously, and then goes on transmitting adjacent riser 1 with the impact through wire rope 7, and then great increase riser 1's crashproof ability, and then guarantee the security of car behind high-speed striking riser 1.
When the car head of a car driven by a front wheel impacts the vertical plate 1, the car head extrudes the arc-shaped elastic sheet 11, the arc-shaped elastic sheet 11 deforms, the telescopic cylinder 12 in the middle of the arc-shaped elastic sheet 11 is compressed, a part of kinetic energy of the car is absorbed, and meanwhile, the arc-shaped elastic sheet 11 deforms, so that too many broken parts cannot be ejected out after the car head of the car impacts, and further, the secondary damage of the ejected broken parts to a vehicle is reduced; the vertical plate 1 extrudes the shock absorption strip 4 on the left side, the shock absorption strip 4 is compressed, and then the impact force of a car is absorbed, meanwhile, the left end of the vertical plate 1 swings leftwards to drive the right end of the vertical plate 1 to swing upwards, and further the right end of the vertical plate 1 lifts up the car head of the car, after the stop arc-shaped plate 6 below the vertical plate 1 is separated from the V-shaped groove 21, the stop arc-shaped plate swings leftwards under the action of the elasticity of a torsion spring, after the inertia of the car is absorbed, the dead weight of the car extrudes the right end of the vertical plate 1 to enable the vertical plate 1 to swing rightwards, the lower end of the stop arc-shaped plate 6 below the vertical plate 1 abuts against the V-shaped groove 21, and further the car head is supported by the right end of the vertical plate 1, so that; the car head extrudes the arc-shaped elastic sheet 11, the arc-shaped elastic sheet 11 deforms, meanwhile, the telescopic cylinder 12 in the middle of the arc-shaped elastic sheet 11 is compressed, a part of kinetic energy of the car is absorbed, and meanwhile, the arc-shaped elastic sheet 11 deforms, so that too many broken parts cannot be generated after the car head of the car is impacted and the car is prevented from being subjected to flying shot, and further, the secondary damage of the flying shot broken parts to the car is reduced; when a car impacts the arc-shaped elastic sheet 11 on the vertical plate 1, the telescopic cylinder 12 in the middle of the arc-shaped elastic sheet 11 is compressed, compressed air pushes the second telescopic cylinder 17 to eject out through an air pipe, the second telescopic cylinder 17 pushes the swing support 16 to swing downwards so as to drive the anti-collision roller 15 on the swing support 16 to abut against the car head, the anti-collision roller 15 extrudes the car head, the spiral elastic plate of the anti-collision roller 15 deforms after being extruded, the vibration reduction ball 18 in the anti-collision roller 15 is extruded, on one hand, the vibration reduction ball 18 can enable the anti-collision roller 15 to have better vibration reduction strength, on the other hand, the vibration reduction ball 18 slides in the anti-collision roller 15 after being extruded so as to stretch the elastic rope 19, and also can absorb a part of impact force, so that the impact force of the car can be well absorbed, the car can not leap over from the vertical plate 1, and further the safety of the car after impacting the, the collision-proof roller 15 controlled by the second telescopic cylinder 17 converts the impact force of the car into resistance force resisting the jump of the car, and the larger the impact force is, the larger the resistance force of the collision-proof roller 15 is, so that the safety of the car after the car impacts the vertical plate 1 at high speed is ensured; when the car head strikes on riser 1, riser 1 extrudes left shock strip 4, and shock strip 4 is compressed, and riser 1 swings left, and riser 1 extrudees wire rope 7 simultaneously, and then goes on transmitting adjacent riser 1 with the impact through wire rope 7, and then great increase riser 1's crashproof ability, and then guarantee the security of car behind high-speed striking riser 1.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A road safety protection method is characterized by comprising the following steps:
the method comprises the following steps: installing anti-collision guardrails on the outer side of the mountain winding road along the way, and arranging light-reflecting marks on the anti-collision guardrails at intervals;
step two: longitudinally arranging a deceleration strip on the road surface beside the anti-collision guardrail in the first step;
step three: an electronic warning board is arranged between the deceleration strip and the anti-collision guardrail in the second step in a discontinuous mode;
step four: placing anti-collision barrels in the intervals of the electronic warning boards in the step three;
the anti-collision guardrail comprises a vertical plate (1), a bottom plate (2), a blocking plate (3), a damping strip (4), a movable pin (5) and a stop arc-shaped plate (6), wherein the vertical plate (1) is an L-shaped plate, the corner of the vertical plate (1) is hinged to the left end of the bottom plate (2), the right end of a transverse plate of the vertical plate (1) is flush with the height of the road surface of the road, and the stop arc-shaped plate (6) is arranged below the vertical plate (1); the upper end of the stopping arc-shaped plate (6) is hinged to the bottom surface of the vertical plate (1), and a torsional spring is arranged at the hinged position of the stopping arc-shaped plate (6); a group of V-shaped grooves (21) is formed in the upper surface of the bottom plate (2), and the lower end of the stopping arc-shaped plate (6) is abutted into the V-shaped grooves (21) in the bottom plate (2); a blocking plate (3) is arranged on the left side of the vertical plate (1); the lower end of the barrier plate (3) is fixedly connected to the left end of the bottom plate (2), the barrier plate (3) is arranged to have an inclination angle of 5-15 degrees relative to the vertical plate (1), a damping strip (4) is arranged between the barrier plate (3) and the vertical plate (1), and a movable pin (5) is arranged in a mounting hole in the upper end of the barrier plate (3); the movable pin (5) is in clearance fit with the mounting hole in the blocking plate (3), and the movable pin (5) is connected with a nut through threads.
2. A road safety protection method according to claim 1, characterized in that: an arc-shaped elastic sheet (11) is arranged on the right side of the vertical plate (1); the upper end and the lower end of the arc-shaped elastic sheet (11) are fixedly connected to the right side of a vertical plate of the vertical plate (1), the arc-shaped elastic sheet (11) and the vertical plate (1) form a closed space, the middle part of the arc-shaped elastic sheet (11) is slidably installed in a sliding groove in the right side of the vertical plate (1), a telescopic cylinder (12) is arranged in the sliding groove in the vertical plate (1), and the middle part of the arc-shaped elastic sheet (11) is fixedly connected with the end of a cylinder rod of the telescopic cylinder (; the cylinder body of the telescopic cylinder (12) is fixedly connected in the chute on the vertical plate (1).
3. A road safety protection method according to claim 2, characterized in that: a step surface is arranged on the upper surface of the transverse plate of the vertical plate (1), and a supporting plate (13) is arranged on the step surface; the lower part of the supporting plate (13) is connected with the step surface of the vertical plate (1) through a group of springs, and a group of first telescopic cylinders (14) is arranged below the supporting plate (13); the end of a cylinder rod of the first telescopic cylinder (14) is connected with the support plate (13), and the cylinder body of the first telescopic cylinder (14) is fixedly connected in a mounting hole on the step surface of the vertical plate (1); the arc-shaped elastic sheet (11) and the vertical plate (1) form a closed space which is connected with an air inlet at the lower end of the first telescopic cylinder (14) through an air pipe.
4. A road safety protection method according to claim 3, characterized in that: an anti-collision roller (15) is arranged above the arc-shaped elastic sheet (11); the anti-collision roller (15) is connected to one end of the swing bracket (16) through a rotating shaft; the middle part of the swing support (16) is hinged to the right side of the upper end of the vertical plate (1), and the other end of the swing support (16) is hinged to the end of a cylinder rod of the second telescopic cylinder (17); the cylinder body of the second telescopic cylinder (17) is hinged to the right side of the upper end of the vertical plate (1), and an air inlet at the bottom end of the cylinder body of the second telescopic cylinder (17) is communicated with an air inlet at the bottom end of the cylinder body of the telescopic cylinder (12) through an air pipe.
5. A road safety protection method according to claim 4, characterized in that: the anti-collision roller (15) is made of a spiral elastic plate, and the end of the outermost ring of the spiral elastic plate is fixedly connected to the ring of the adjacent inner layer.
6. A road safety protection method according to claim 5, characterized in that: a damping ball (18) is arranged between adjacent spiral rings of the spiral elastic plate of the anti-collision roller (15); the damping balls (18) are made of rubber, and the damping balls (18) are fixedly connected between the spiral elastic plates of the anti-collision rollers (15) after being connected in series through elastic ropes (19).
7. A road safety protection method according to claim 6, characterized in that: a group of through holes are formed in the upper end of the vertical plate (1), and steel wire ropes (7) are arranged in the through holes; the steel wire ropes (7) connect the adjacent vertical plates (1) in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810954102.5A CN109024118B (en) | 2018-08-21 | 2018-08-21 | Road safety protection method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810954102.5A CN109024118B (en) | 2018-08-21 | 2018-08-21 | Road safety protection method |
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| CN109024118A CN109024118A (en) | 2018-12-18 |
| CN109024118B true CN109024118B (en) | 2020-11-17 |
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Also Published As
| Publication number | Publication date |
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| CN109024118A (en) | 2018-12-18 |
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Effective date of registration: 20201028 Address after: 239000 No.66 Tianle Road, Chuzhou City, Anhui Province Applicant after: ANHUI SANJIANG CONSTRUCTION ENGINEERING Co.,Ltd. Address before: 510275 Zhongshan University, 135 West Xingang Road, Guangdong, Guangzhou, Haizhuqu District Applicant before: Lin Jicheng |
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