CN114622503A - Anticollision waveform guardrail of high-efficient buffering - Google Patents
Anticollision waveform guardrail of high-efficient buffering Download PDFInfo
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- CN114622503A CN114622503A CN202210252325.3A CN202210252325A CN114622503A CN 114622503 A CN114622503 A CN 114622503A CN 202210252325 A CN202210252325 A CN 202210252325A CN 114622503 A CN114622503 A CN 114622503A
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- 230000003139 buffering effect Effects 0.000 title claims abstract description 30
- 230000000694 effects Effects 0.000 claims description 32
- 238000007789 sealing Methods 0.000 claims description 32
- 238000009434 installation Methods 0.000 claims description 7
- 238000010276 construction Methods 0.000 claims description 4
- 230000004888 barrier function Effects 0.000 claims 8
- 238000010521 absorption reaction Methods 0.000 abstract description 7
- 230000006378 damage Effects 0.000 abstract description 5
- 230000001681 protective effect Effects 0.000 abstract 3
- 230000006835 compression Effects 0.000 description 9
- 238000007906 compression Methods 0.000 description 9
- 239000011261 inert gas Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910001335 Galvanized steel Inorganic materials 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008397 galvanized steel Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- E01F15/0423—Details of rails
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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
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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
- E01F15/0461—Supports, e.g. posts
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention belongs to the technical field of waveform protective guards and discloses an efficient buffering anti-collision waveform guardrail which comprises an upright post, wherein the front surface of the upright post is fixedly connected with a mounting seat, the front surface of the mounting seat is fixedly connected with a first rod, a waveform protective plate is movably mounted on the outer surface of the first rod, the front surface of the waveform protective plate is movably sleeved with a loop bar, and the front end of the loop bar is fixedly connected with an anti-collision rod. According to the invention, the spring II is arranged between the plate I and the plate II in the sleeve hole, the sleeve rod is driven to move when the anti-collision rod bears the impact, so that the clamping plates on the upper side and the lower side are simultaneously pushed to pull outwards, the clamping plates on the two sides pull the whole waveform protection plate to simultaneously stretch and deform up and down, the local longitudinal stretching deformation of the waveform protection plate during local collision is avoided, the utilization rate of the waveform protection plate is actually enlarged, the energy of actual absorption and buffering is improved by driving the deformation of the whole waveform protection plate, the buffering effect is improved, and the collision damage is reduced.
Description
Technical Field
The invention belongs to the technical field of waveform guard rails, and particularly relates to an efficient buffering anti-collision waveform guard rail.
Background
The waveform guard bar is a guard bar for traffic safety, is a facility for preventing collision of roads, is a main form of a semi-steel guard bar, is mainly formed by assembling upright posts and waveform guard plates, and is a continuous structure which is formed by splicing corrugated steel guard bar plates and is supported by main posts. The waveform guardrail is mainly used for preventing an out-of-control vehicle from rushing out of a road, is generally processed by galvanized steel plates, and adopts different specifications according to different road grades. The deformation of the wave-shaped protection plate is utilized to absorb collision energy, and an out-of-control vehicle is forced to change the direction and return to the normal running direction, so that the vehicle is prevented from rushing out of the road, the vehicle and passengers are protected, and the loss caused by accidents is reduced.
The existing anti-collision waveform guardrail generally utilizes adjacent upright posts to match bolts to connect waveform protection plates in a mounting way in the using process, utilizes collision pressure to press the waveform protection plates to stretch and deform when a vehicle collides by utilizing the curved shape of the waveform protection plates so as to realize the buffering and absorption of collision energy, however, when the waveform guardrail is collided, part of the waveform protection plates only collide one part of the waveform protection plates under partial conditions, for the waveform protection plates with certain length, when the waveform protection plates locally collide, the deformation of the actual waveform protection plates is only the stretching deformation of the collision parts, the actual positions far away from the collision parts have smaller deformation amount of the waveform protection plates, the deformation buffering of the waveform protection plates cannot be completely and effectively utilized, the specific deformation absorption energy has limited effect on realizing the collision buffering, and the utilization rate of the buffering effect of the waveform protection plates is smaller, the safety protection effect in the vehicle collision process is poor, and the use effect is not good.
In addition, current crashproof waveform guardrail, in the use, it is fixed with the installation of waveform guard plate through utilizing adjacent two sets of stands, when the vehicle collision takes place greatly, after the waveform guard rail department of being collided carries out longitudinal deformation buffering, continue to receive the impact influence, waveform guard rail department of colliding continues the lateral deformation to appear, when collision kinetic energy is too big, waveform guard rail receives the violent local fracture of department of colliding to appear, and then can't effectively block accident vehicle and continue the qin and move ahead, when being located dangerous highway section, the more serious injury appears in the vehicle that overturns easily, waveform guard rail is when bearing the collision, receive the local impact influence, can't effectively share the impact, make the actual anticollision effect of waveform guard rail worsen, appear breaking easily and lose the efficiency of intercepting the vehicle.
Disclosure of Invention
The invention aims to provide an anti-collision waveform guardrail with high-efficiency buffering, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the invention provides the following technical scheme: an efficient buffering anti-collision waveform guardrail comprises upright posts, wherein the front surface of each upright post is fixedly connected with a mounting seat, the front surface of the mounting seat is fixedly connected with a first rod, the outer surface of the first rod is movably provided with a waveform protection plate, the front surface of the waveform protection plate is movably sleeved with a loop bar, the front end of the loop bar is fixedly connected with an anti-collision rod, the rear end of the loop bar is fixedly connected with a sealing plug, the number of the upright posts is two, a buffer box is movably arranged between the two upright posts, the inner cavity is arranged in the buffer box, the side surface of the buffer box is fixedly communicated with a sleeve pipe, the inner surface of the sleeve pipe is movably sleeved with the loop bar and the sealing plug, the side surface of the sealing plug is fixedly connected with a first spring, the upper surface and the lower surface of the buffer box are respectively provided with a loop hole, the inner part of the buffer box is movably sleeved with a first plate and a second plate respectively, fixedly connected with spring No. two before No. one board and No. two boards, a board and No. two equal activity cup joints in the inside of trepanning, the front of a board and No. two board is fixedly connected with connecting rod respectively, the terminal surface fixedly connected with connecting plate of connecting rod, the terminal surface fixedly connected with splint of connecting plate, the inside groove has been seted up to the side of splint, the internal surface and the wave form guard plate activity of inside groove cup joint, movable mounting has connecting bolt between splint and the wave form guard plate.
When a vehicle locally collides with the waveform guardrail, the vehicle contacts with the crash bar and quickly pushes the crash bar to move, meanwhile, the crash bar drives the sleeve rod to push into the sleeve, so that the sealing plugs on the end face of the sleeve rod extrude the inert gas filled in the buffer box, the multiple groups of sealing plugs simultaneously act, the volume of the inner space is quickly reduced, the pressure is quickly increased, further, the inert gas in the buffer box pushes the first plate and the second plate inside along the sleeve hole to move outwards, the first spring is compressed while the sealing plugs move, the second spring is stretched by the movement of the first plate and the second plate, the connecting plate drives the clamping plates to move outwards along with the movement of the first plate and the second plate, the collided surface of the waveform protection plate is quickly and longitudinally stretched and deformed by the collision of the vehicle, and meanwhile, the upper clamping plate and the lower clamping plates drive the whole waveform protection plate to longitudinally stretch and deform, the vehicle collision moving speed is rapidly reduced.
At first, cup joint the loop bar through the positive activity at the wave form guard plate, and make the inner fixed connection sealing plug of loop bar, make the sealing plug cup joint in the sleeve pipe, and install a spring and sealing plug fixed connection in the buffer tank of addding, and all set up the trepanning at the top surface and the bottom surface of buffer tank, make and install No. two springs between a board and No. two boards in the trepanning, it removes to drive the loop bar when bearing the striking through utilizing the crash bar, make the splint of both sides stimulate to the outside about promoting simultaneously, thereby make the splint of both sides stimulate monoblock wave form guard plate simultaneous tensile deformation from top to bottom, the local longitudinal stretching deformation of wave form guard plate when avoiding local collision, the utilization ratio of wave form guard plate has actually been enlarged, improve the energy of actual absorption buffering through driving monoblock wave form guard plate deformation, improve the cushioning effect, reduce the collision harm.
In addition, through utilizing sealing plug and spring fixed connection, and adopt multiunit sleeve pipe and the spring of multiunit one, when realizing the inside inert gas compression of baffle-box, make the tensile deformation of No. two springs, utilize the storage of a spring and No. two springs realization collision energy simultaneously, the longitudinal deformation buffering of cooperation wave form guard plate, make the effect that possesses multistage buffering, utilize the longitudinal deformation of wave form guard plate respectively, the transverse compression of a spring and the longitudinal extension of No. two springs, with the multiple absorption of collision kinetic energy, thereby the buffering effect of wave form guardrail has been improved greatly, kinetic energy when effectively reducing the vehicle collision, thereby realize the interception of accident vehicle, excellent in use effect.
Preferably, a hole has been seted up in the front of wave form guard plate, the internal diameter in a hole is less than the diameter of loop bar, the internal surface in a hole cup joints with the loop bar activity, the crash bar is located the place ahead of wave form guard plate, guarantees that the crash bar bears the striking first to drive the loop bar and remove, realize multistage buffering.
Preferably, No. two holes are formed in the outer surface of the waveform protection plate, and the inner surface of the No. two holes is movably sleeved with the connecting bolt.
Preferably, the outer surface of a pole has a mounting cap and No. two mounting caps in threaded sleeve joint respectively, a mounting cap and No. two mounting caps are located the both sides of wave form guard plate respectively.
Preferably, the outer surfaces of the two upright posts are provided with side grooves, the inner side surfaces of the side grooves are movably sleeved with mounting bolts, and the outer surface threads of the mounting bolts are sleeved with mounting nuts.
Preferably, the terminal surface fixedly connected with mounting panel of baffle-box, the internal surface and the mounting bolt activity of mounting panel are cup jointed, the mounting panel is located the outside of stand, utilizes mounting bolt to fix the mounting panel installation, realizes the rear atress of stand.
Preferably, the quantity of side groove is four, four per two of side groove divide into for a set of altogether about two sets of, side groove symmetric distribution is in the both sides of stand surface, and the side of every group stand sets up the side groove of bilateral symmetry and is convenient for realize the equipment of continuous multiunit guardrail.
Preferably, the diameter of the sealing plug is larger than that of the sleeve rod, the diameters of the first plate and the second plate are the same and are both larger than that of the connecting rod, and the first plate and the second plate can move in the sleeve hole while having a sealing effect by controlling the diameters of the first plate and the second plate.
Preferably, connecting bolt has been cup jointed in the top surface activity of splint, connecting bolt's lower extreme passes the wave form guard plate and extends to the outside, connecting bolt's surface screw thread has cup jointed the locking cap, and it is fixed with splint and wave form guard plate connection through utilizing connecting bolt for when splint removed, can drive the tensile deformation of monoblock wave form guard plate.
Preferably, the trepanning is communicated with the inner cavity, the second spring is located inside the trepanning and the inner cavity, the elastic performance of the second spring is utilized to achieve buffering of kinetic energy, and the sleeved position is utilized to guarantee that the second spring is stable in vertical stretching deformation.
When the wave form guardrail bears local collision, the crashproof pole bears the pressure and drives the loop bar removal, along with loop bar promotion spring compression deformation, crashproof pole and wave form guard plate contact and common pressurized deformation, crashproof pole receives the striking department with the wave form guard plate and warp the bending, No. one spring of multiunit promotes the baffle-box and removes to the rear simultaneously, the splint of upper and lower both sides stimulate monoblock wave form guard plate simultaneously and warp, and the baffle-box drives the stand of the mounting panel pulling both sides of both sides when removing to the rear, receive backward pulling force when making stand the place ahead compressive deformation, wave form guardrail is whole to warp evenly, the accident vehicle interception stops.
Firstly, the side surface of the upright post is provided with the side groove, the inner surface of the side groove is movably sleeved with the mounting bolt, and the mounting plate is fixedly connected with the end surface of the buffer box, so that the mounting plate is mounted through the mounting bolt, and is matched with a plurality of groups of loop bars and a spring, when local collision occurs, along with complete deformation of the crash bar and the waveform protection plate, the deformation area of the waveform protection plate is enlarged by utilizing the clamping plates on the upper side and the lower side, and the pressure of the plurality of groups of loop bars and the spring is utilized, so that the mounting plate on the two sides is electrically driven by the buffer box to pull the upright posts on the two sides, and the compression of the upright post by the waveform protection plate in front is matched, so that the whole bearing area of the waveform guardrail is enlarged when collision is received, the uniform stress of the upright posts on the two sides and the waveform protection plate is realized in a matching manner, the impact force is buffered and simultaneously, the impact force is effectively distributed, the situation that the local impact strength is overlarge and the fracture is reduced, and the accident vehicle interception effect is improved, the accident vehicle is prevented from rushing out of the guardrail.
The invention has the following beneficial effects:
1. the invention is characterized in that the front surface of the wave-shaped protection plate is movably sleeved with the loop bar, the inner end of the loop bar is fixedly connected with the sealing plug, so that the sealing plug is sleeved in the sleeve, and a first spring is arranged in the additionally arranged buffer box and fixedly connected with the sealing plug, and the top surface and the bottom surface of the buffer tank are both provided with trepanning holes, so that a second spring is arranged between a first plate and a second plate in the trepanning holes, the sleeve rod is driven to move when the anti-collision rod bears the impact, so that the clamping plates on the upper side and the lower side are simultaneously pushed to pull outwards, thereby leading the splints at the two sides to pull the whole wave-shaped protection plate to stretch and deform simultaneously up and down, avoiding the local longitudinal stretching deformation of the wave-shaped protection plate when in local collision, actually enlarging the utilization ratio of the wave-shaped protection plate, the deformation of the whole waveform protection plate is dragged to improve the energy of actual absorption and buffering, the buffering effect is improved, and the collision damage is reduced.
2. According to the invention, the sealing plug is fixedly connected with the first spring, and a plurality of groups of sleeves and a plurality of groups of first springs are adopted, so that the second spring is stretched and deformed while the inert gas in the buffer box is compressed, the first spring and the second spring are used for storing collision energy, and the collision kinetic energy is absorbed in multiple ways by matching with the longitudinal deformation buffer of the waveform protection plate, and the longitudinal deformation of the waveform protection plate, the transverse compression of the first spring and the longitudinal extension of the second spring are respectively used for absorbing the collision kinetic energy, so that the buffer effect of the waveform guardrail is greatly improved, the kinetic energy during vehicle collision is effectively reduced, the interception of accident vehicles is realized, and the use effect is good.
3. The invention arranges the side grooves on the side surfaces of the upright posts, movably sleeves the mounting bolts in the inner surfaces of the side grooves, and fixedly connects the mounting plates on the end surfaces of the buffer box, so that the mounting plates are mounted through the mounting bolts, and is matched with a plurality of groups of loop bars and a spring, when local collision occurs, along with complete deformation of the crash bar and the waveform protection plate, the deformation area of the waveform protection plate is enlarged by utilizing the upper and lower clamping plates, and the pressure of the plurality of groups of loop bars and the spring is utilized to ensure that the mounting plates on two sides are electrically driven by the buffer box to pull the upright posts on two sides, and the compression of the upright posts by the waveform protection plate in front is matched, so that the whole bearing area of the waveform guardrail is enlarged when the collision is received, the uniform stress of the upright posts on two sides and the waveform protection plate is realized in a matching way, the impact force is buffered and is effectively distributed, and the situation that the local part is broken due to overlarge impact strength is reduced, the intercepting effect of the accident vehicle is improved, and the accident vehicle is prevented from rushing out of the guardrail.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is an enlarged view of the structure at B in FIG. 2;
FIG. 5 is a schematic view of a wave guard of the present invention;
FIG. 6 is a top cross-sectional view of the surge tank of the present invention;
FIG. 7 is a side cross-sectional view of the surge tank of the present invention;
fig. 8 is a schematic view of a column of the present invention.
In the figure: 1. a column; 2. a mounting base; 3. a first rod; 4. a wave-shaped protection plate; 5. a loop bar; 6. an anti-collision bar; 7. a sealing plug; 8. a buffer tank; 9. an inner cavity; 10. a sleeve; 11. a first spring; 12. trepanning; 13. a first board; 14. a second plate; 15. a connecting rod; 16. a connecting plate; 17. a splint; 18. an inner tank; 19. a connecting bolt; 20. a locking cap; 21. a first hole; 22. a second hole; 23. mounting a cap; 24. mounting a cap II; 25. a side groove; 26. mounting a plate; 27. installing a bolt; 28. installing a nut; 29. and a second spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 8, in the embodiment of the invention, an anti-collision waveform guardrail with high buffering efficiency comprises upright posts 1, wherein the front surface of each upright post 1 is fixedly connected with a mounting seat 2, the front surface of each mounting seat 2 is fixedly connected with a first rod 3, the outer surface of each first rod 3 is movably provided with a waveform protection plate 4, the front surface of each waveform protection plate 4 is movably sleeved with a loop bar 5, the front end of each loop bar 5 is fixedly connected with an anti-collision rod 6, the rear end of each loop bar 5 is fixedly connected with a sealing plug 7, the number of the upright posts 1 is two, a buffer box 8 is movably arranged between the two upright posts 1, the inner cavity 9 is arranged inside the buffer box 8, the side surface of the buffer box 8 is fixedly communicated with a sleeve 10, the inner surface of the sleeve 10 is movably sleeved with the loop bars 5 and the sealing plugs 7, the side surface of the sealing plugs 7 is fixedly connected with a first spring 11, the upper surface and the lower surface of the buffer box 8 are respectively provided with a loop hole 12, the inner part of the buffer box 8 is respectively and movably sleeved with a first plate 13 and a second plate 14, fixedly connected with spring 29 No. two before No. 13 and No. two boards 14, No. 13 and No. two equal activity of board cup joints in the inside of trepanning 12, and the front of No. 13 and No. two board 14 fixedly connected with connecting rod 15 respectively, the terminal surface fixedly connected with connecting plate 16 of connecting rod 15, the terminal surface fixedly connected with splint 17 of connecting plate 16, inside groove 18 has been seted up to the side of splint 17, and the internal surface of inside groove 18 cup joints with wave form guard plate 4 activity, and movable mounting has connecting bolt 19 between splint 17 and the wave form guard plate 4.
The first embodiment: as shown in fig. 1, 2, 3, 4, 5 and 6, when a vehicle collides with a local part of the corrugated guardrail, the vehicle contacts with the crash bar 6 first and pushes the crash bar 6 to move rapidly, and at the same time, the crash bar 6 drives the loop bar 5 to push into the sleeve 10, so that the sealing plugs 7 on the end surfaces of the loop bar 5 press the inert gas filled in the buffer box 8, the multiple sets of sealing plugs 7 act simultaneously, so that the volume of the inner space is rapidly reduced, the pressure is rapidly increased, and further the inert gas in the buffer box 8 pushes the inner first plate 13 and the inner second plate 14 to move outwards along the loop hole 12, the first spring 11 is compressed while the sealing plugs 7 move, the movement of the first plate 13 and the second plate 14 causes the second spring 29 to stretch, the connecting plate 16 drives the clamping plate 17 to move outwards along with the movement of the first plate 13 and the second plate 14, and the contact surface of the corrugated guardrail 4 is pressed along with the vehicle collision, the collision surface of the wave-shaped protection plate 4 is rapidly and longitudinally stretched and deformed, meanwhile, the upper side clamping plate 17 and the lower side clamping plate 17 drive the whole wave-shaped protection plate 4 to be longitudinally stretched and deformed, and the vehicle collision moving speed is rapidly reduced.
Firstly, a loop bar 5 is movably sleeved on the front surface of a waveform protection plate 4, the inner end of the loop bar 5 is fixedly connected with a sealing plug 7, the sealing plug 7 is sleeved in a sleeve 10, a first spring 11 is fixedly connected with the sealing plug 7 in an additionally arranged buffer box, sleeve holes 12 are respectively formed in the top surface and the bottom surface of the buffer box 8, a second spring 29 is arranged between a first plate 13 and a second plate 14 in each sleeve hole 12, the loop bar 5 is driven to move when the collision bar 6 bears collision, clamping plates 17 on the upper side and the lower side are simultaneously pushed to pull outwards, so that the clamping plates 17 on the two sides pull the whole waveform protection plate 4 to simultaneously stretch and deform up and down, the local longitudinal stretching deformation of the waveform protection plate 4 during local collision is avoided, the utilization rate of the waveform protection plate 4 is actually enlarged, and the actually absorbed buffering energy is improved by pulling the whole waveform protection plate 4 to deform, improve the buffering effect, reduce the collision harm.
In addition, through utilizing sealing plug 7 and spring 11 fixed connection, and adopt multiunit sleeve pipe 10 and multiunit spring 11, when realizing the compression of the inside inert gas of baffle-box 8, make No. two spring 29 tensile deformations, utilize spring 11 and No. two spring 29 to realize the storage of collision energy simultaneously, the vertical deformation buffering of cooperation wave form guard plate 4, make the effect that possesses multistage buffering, utilize the vertical deformation of wave form guard plate 4 respectively, the horizontal compression of spring 11 and the vertical extension of No. two spring 29, will collide the multiple absorption of kinetic energy, thereby the buffering effect of wave form guardrail has been improved greatly, kinetic energy when effectively reducing the vehicle collision, thereby realize the interception of accident vehicle, excellent in use effect.
Wherein, a hole 21 has been seted up on the front of wave form guard plate 4, and the internal diameter of a hole 21 is less than the diameter of loop bar 5, and the internal surface of a hole 21 cup joints with loop bar 5 activity, and crash bar 6 is located the place ahead of wave form guard plate 4, guarantees that crash bar 6 bears the striking first to drive loop bar 5 and remove, realize multistage buffering.
Wherein, No. two holes 22 have been seted up to the surface of wave form guard plate 4, and the internal surface and the connecting bolt 19 activity of No. two holes 22 cup joint.
Wherein, the surface of a pole 3 has screw thread sleeve joint respectively and has a mounting cap 23 and No. two mounting caps 24, and a mounting cap 23 and No. two mounting caps 24 are located the both sides of wave form guard plate 4 respectively.
Wherein, the side channels 25 have all been seted up to the surface of two stands 1, and the medial surface activity of side channel 25 has cup jointed construction bolt 27, and construction nut 28 has been cup jointed to construction bolt 27's surface screw thread.
Wherein, the terminal surface fixedly connected with mounting panel 26 of baffle-box 8, the internal surface and the mounting bolt 27 activity of mounting panel 26 are cup jointed, and mounting panel 26 is located the outside of stand 1, utilizes mounting bolt 27 to fix the mounting panel 26 installation, realizes the rear atress of stand 1.
Wherein, the quantity of side channel 25 is four, and four side channels 25 are about two sets of for a set of divide into altogether for every two, and side channel 25 symmetric distribution is in the both sides of stand 1 surface, and the side of every group stand 1 sets up the side channel 25 of bilateral symmetry and is convenient for realize the equipment of continuous multiunit guardrail.
Wherein, the diameter of sealing plug 7 is greater than the diameter of loop bar 5, and the diameter of a number one board 13 is the same with the diameter of a number two board 14 and all is greater than the diameter of connecting rod 15, through controlling the diameter of a number one board 13 and a number two board 14 for a number one board 13 can move in trepanning 12 with the effect of sealed while with a number two board 14.
Wherein, connecting bolt 19 has been cup jointed in the top surface activity of splint 17, and connecting bolt 19's lower extreme passes wave form guard plate 4 and extends to the outside, and connecting bolt 19's surface screw has cup jointed locking cap 20, connects splint 17 and wave form guard plate 4 through utilizing connecting bolt 19 to be fixed for when splint 17 removed, can drive monoblock wave form guard plate 4 tensile deformation.
Wherein, trepanning 12 is linked together with inner chamber 9, and No. two spring 29 are located the inside of trepanning 12 and inner chamber 9, utilize No. two spring 29's elasticity to realize buffering kinetic energy, utilize the position of cup jointing to guarantee No. two spring 29 vertical tensile deformation stability.
The second embodiment: as shown in fig. 1, 2, 7 and 8, when the waveform guardrail bears a local collision, the crash bar 6 bears pressure to drive the sleeve rod 5 to move, the crash bar 6 is in contact with the waveform protection plate 4 and is deformed under pressure together with the sleeve rod 5 pushing the first spring 11 to compress and deform, the crash bar 6 and the waveform protection plate 4 are deformed and bent under the collision, meanwhile, the multiple groups of first springs 11 push the buffer box 8 to move backwards, the clamping plates 17 on the upper side and the lower side simultaneously pull the whole waveform protection plate 4 to deform, and the buffer box 8 moves backwards and simultaneously drives the mounting plates 26 on the two sides to pull the upright posts 1 on the two sides, so that the front of the upright posts 1 is deformed under pressure and is simultaneously pulled backwards, the waveform guardrail is deformed uniformly as a whole, and the accident vehicle is intercepted and stopped.
Firstly, by arranging side grooves 25 on the side surfaces of upright posts 1, movably sleeving mounting bolts 27 in the inner surfaces of the side grooves 25, and fixedly connecting mounting plates 26 on the end surfaces of a buffer box 8, so that the mounting plates 26 are mounted through the mounting bolts 27, and matching with a plurality of groups of loop bars 5 and springs 11, when a local collision occurs, along with complete deformation of an impact bar 6 and a waveform protection plate 4, the deformation area of the waveform protection plate 4 is enlarged by utilizing upper and lower clamping plates 17, and the pressure of the plurality of groups of loop bars 5 and springs 11 is utilized, so that the buffer box 8 electrically drives the mounting plates 26 on two sides to pull the upright posts 1 on two sides, and matching with compression of the upright posts 1 by a front waveform protection plate 4, the whole bearing area of the waveform guardrail is enlarged when the collision is received, the uniform stress of the upright posts 1 and the waveform protection plate 4 on two sides is realized in a matching manner, and the impact force is buffered and is effectively shared, the situation that the part is broken due to overlarge impact strength is reduced, the intercepting effect of the accident vehicle is improved, and the accident vehicle is prevented from rushing out of the guardrail.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides an anticollision waveform guardrail of high-efficient buffering, includes stand (1), its characterized in that: the front of the upright post (1) is fixedly connected with a mounting seat (2), the front of the mounting seat (2) is fixedly connected with a first rod (3), the outer surface of the first rod (3) is movably provided with a waveform protection plate (4), the front of the waveform protection plate (4) is movably sleeved with a loop bar (5), the front end of the loop bar (5) is fixedly connected with an anti-collision rod (6), the rear end of the loop bar (5) is fixedly connected with a sealing plug (7), the number of the upright posts (1) is two, a buffer box (8) is movably arranged between the two upright posts (1), an inner cavity (9) is arranged in the buffer box (8), the side of the buffer box (8) is fixedly communicated with a sleeve (10), the inner surface of the sleeve (10) is movably sleeved with the loop bar (5) and the sealing plug (7), and the side of the sealing plug (7) is fixedly connected with a first spring (11), the upper surface and the lower surface of the buffer tank (8) are both provided with trepanning (12), the inner part of the buffer tank (8) is respectively and movably sleeved with a first plate (13) and a second plate (14), a second spring (29) is fixedly connected in front of the first plate (13) and the second plate (14), the first plate (13) and the second plate (14) are movably sleeved in the trepanning (12), the front surfaces of the first plate (13) and the second plate (14) are respectively and fixedly connected with a connecting rod (15), the end surface of the connecting rod (15) is fixedly connected with a connecting plate (16), the end surface of the connecting plate (16) is fixedly connected with a clamping plate (17), an inner groove (18) is arranged on the side surface of the splint (17), the inner surface of the inner groove (18) is movably sleeved with the wave-shaped protection plate (4), and a connecting bolt (19) is movably arranged between the clamping plate (17) and the wave-shaped protection plate (4).
2. An efficient and cushioned crash waveform barrier as set forth in claim 1, wherein: a hole (21) has been seted up in the front of wave form guard plate (4), the internal diameter of a hole (21) is less than the diameter of loop bar (5), the internal surface and loop bar (5) activity of a hole (21) are cup jointed, crash bar (6) are located the place ahead of wave form guard plate (4).
3. An efficient and cushioned crash waveform barrier as set forth in claim 1, wherein: a second hole (22) is formed in the outer surface of the waveform protection plate (4), and the inner surface of the second hole (22) is movably sleeved with the connecting bolt (19).
4. An efficient and cushioned crash waveform barrier as set forth in claim 1, wherein: the outer surface of the first rod (3) is respectively in threaded sleeve connection with a first installation cap (23) and a second installation cap (24), and the first installation cap (23) and the second installation cap (24) are respectively located on two sides of the waveform protection plate (4).
5. An efficient and cushioned crash waveform barrier as set forth in claim 1, wherein: two side channels (25) have all been seted up to the surface of stand (1), mounting bolt (27) have been cup jointed in the medial surface activity of side channel (25), mounting nut (28) has been cup jointed to the surface screw thread of mounting bolt (27).
6. An efficient and cushioned crash waveform barrier as set forth in claim 1, wherein: the terminal surface fixedly connected with mounting panel (26) of baffle-box (8), the internal surface and the construction bolt (27) activity of mounting panel (26) are cup jointed, mounting panel (26) are located the outside of stand (1).
7. An efficient and effective impact absorbing waveform guard rail as claimed in claim 5, wherein: the number of the side grooves (25) is four, every two side grooves (25) are divided into a left group and a right group, and the side grooves (25) are symmetrically distributed on two sides of the outer surface of the upright post (1).
8. An efficient and cushioned crash waveform barrier as set forth in claim 1, wherein: the diameter of the sealing plug (7) is larger than that of the sleeve rod (5), and the diameters of the first plate (13) and the second plate (14) are the same and are larger than that of the connecting rod (15).
9. An efficient cushioned crash waveform barrier as set forth in claim 1 wherein: the top surface activity of splint (17) has cup jointed connecting bolt (19), the lower extreme of connecting bolt (19) passes wave form guard plate (4) and extends to the outside, the surface screw thread of connecting bolt (19) has cup jointed locking cap (20).
10. An efficient and cushioned crash waveform barrier as set forth in claim 1, wherein: the trepanning (12) is communicated with the inner cavity (9), and the second spring (29) is located inside the trepanning (12) and the inner cavity (9).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210252325.3A CN114622503B (en) | 2022-03-15 | 2022-03-15 | High-efficient buffering anti-collision waveform guardrail |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210252325.3A CN114622503B (en) | 2022-03-15 | 2022-03-15 | High-efficient buffering anti-collision waveform guardrail |
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| CN114622503A true CN114622503A (en) | 2022-06-14 |
| CN114622503B CN114622503B (en) | 2024-01-19 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200274017Y1 (en) * | 2002-01-21 | 2002-05-01 | (주) 한길산업 | Guard rail for absorbing shock |
| KR200316379Y1 (en) * | 2003-03-11 | 2003-06-18 | 주식회사 이지클럽 | block-out fixed multi-damper |
| CN206204841U (en) * | 2016-10-31 | 2017-05-31 | 重庆中设工程设计股份有限公司 | Elastic anti-collision corrugated guardrail |
| CN210216257U (en) * | 2019-05-16 | 2020-03-31 | 西藏昊源交通工程有限公司 | Wave form rail guard buffer structure |
| CN210238374U (en) * | 2019-02-27 | 2020-04-03 | 南昌大学 | Self-resetting high-speed anti-collision guardrail |
-
2022
- 2022-03-15 CN CN202210252325.3A patent/CN114622503B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200274017Y1 (en) * | 2002-01-21 | 2002-05-01 | (주) 한길산업 | Guard rail for absorbing shock |
| KR200316379Y1 (en) * | 2003-03-11 | 2003-06-18 | 주식회사 이지클럽 | block-out fixed multi-damper |
| CN206204841U (en) * | 2016-10-31 | 2017-05-31 | 重庆中设工程设计股份有限公司 | Elastic anti-collision corrugated guardrail |
| CN210238374U (en) * | 2019-02-27 | 2020-04-03 | 南昌大学 | Self-resetting high-speed anti-collision guardrail |
| CN210216257U (en) * | 2019-05-16 | 2020-03-31 | 西藏昊源交通工程有限公司 | Wave form rail guard buffer structure |
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| Publication number | Publication date |
|---|---|
| CN114622503B (en) | 2024-01-19 |
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