CN115404804A - Impact guide type high-speed guardrail - Google Patents
Impact guide type high-speed guardrail Download PDFInfo
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- CN115404804A CN115404804A CN202211069166.XA CN202211069166A CN115404804A CN 115404804 A CN115404804 A CN 115404804A CN 202211069166 A CN202211069166 A CN 202211069166A CN 115404804 A CN115404804 A CN 115404804A
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- 238000001125 extrusion Methods 0.000 claims abstract description 28
- 230000005484 gravity Effects 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 12
- 230000004888 barrier function Effects 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 9
- 239000000853 adhesive Substances 0.000 claims description 6
- 230000001070 adhesive effect Effects 0.000 claims description 6
- 238000005728 strengthening Methods 0.000 claims description 4
- 230000001154 acute effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 6
- 238000003780 insertion Methods 0.000 abstract 5
- 230000037431 insertion Effects 0.000 abstract 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000003014 reinforcing effect Effects 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003292 glue 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
- 238000005498 polishing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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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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- 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
- E01F15/14—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 specially adapted for local protection, e.g. for bridge piers, for traffic islands
- E01F15/145—Means for vehicle stopping using impact energy absorbers
- E01F15/148—Means for vehicle stopping using impact energy absorbers mobile arrangements
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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 relates to the technical field of high-speed guardrails and discloses an impact guide type high-speed guardrail which comprises a bottom transverse connecting rod, a top transverse connecting rod, an insertion fixing groove and an insertion protrusion structure, wherein the insertion fixing groove and the insertion protrusion structure are arranged on the same side of the bottom transverse connecting rod and the top transverse connecting rod and can be fixedly connected in an insertion mode. This striking direction formula highway guardrail, through gasbag extrusion formula structure, make it possess the pivoted function, and when rotating, need overcome the frictional resistance between gasbag extrusion formula structure and the slant stand, thereby vehicle when striking carries out the guide of forward power consumption formula and removes, thereby reduce the serious consequence that inertia leads to vehicle and navigating mate after the striking, and, slant stand and rubber sleeve are the direction that the slant driveway normally traveled, when the actual striking that takes place, the rotation of rubber sleeve can produce decurrent frictional pressure to the vehicle, reduce the phenomenon that the vehicle took place to stick up at the antedisplacement in-process.
Description
Technical Field
The invention relates to the technical field of high-speed guardrails, in particular to an impact guide type high-speed guardrail.
Background
On the highway, in order to keep apart the vehicle that the subtend was gone, reduce the emergence of accident, generally all can install the guardrail, current highway guardrail major structure includes: the arc iron sheet is fixedly arranged on the upright post on the ground and fixed on the upright post through bolts, and once a vehicle collision event occurs, the arc iron sheet can prevent the vehicle from entering an opposite lane to force the vehicle to stop.
However, when the high-speed guardrail is actually impacted by a traffic accident, the structure of the high-speed guardrail is too single, when a vehicle impacts the guardrail along an oblique angle, the arc-shaped iron sheet is in a suspended state after being fixed, so that the main structure for forcing the vehicle to stop comes from the upright post, the vehicle often impacts the upright post or is clamped between the two upright posts, the contact of the vehicle is rigid impact during actual impact, the impact force cannot be consumed, the energy of the part can be maximally applied to the vehicle and a driver, and the life and property safety of personnel is seriously damaged.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an impact guide type high-speed guardrail, which has a rotating function through an air bag extrusion type structure, and when the impact guide type high-speed guardrail rotates, the friction resistance between the air bag extrusion type structure and an oblique upright post needs to be overcome, so that the forward energy-consuming type guide movement is carried out on a vehicle during impact, the serious consequences caused to the vehicle and a driver by inertia after the impact are reduced, in addition, the oblique upright post and a rubber sleeve are in the normal driving direction of an oblique lane, when the impact actually occurs, the rotation of the rubber sleeve can generate downward friction pressure on the vehicle, the phenomenon that the vehicle is tilted in the forward moving process is reduced, and the technical problems are solved.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a striking direction formula high-speed guardrail, includes bottom transverse connection pole, top transverse connection pole, sets up in bottom transverse connection pole and top transverse connection pole with one side and can insert the fixed slot of formula fixed connection and insert protruding structure, set up in inserting the fixed slot and insert protruding structure and the fixed bolt hole of accessible bolt fit, set up in bottom transverse connection pole bottom and be used for fixing the mounting structure on ground and be used for fixing the slant stand at bottom transverse connection pole and top transverse connection pole middle part, the contained angle that is located with the horizontal plane between bottom transverse connection pole middle part and the top transverse connection pole middle part is the acute angle, and during the installation, the slant stand is right down and upward in the direction of horizontal direction unanimous with the vehicle at the forward direction of travel in this lane, through the gasbag extrusion formula structure that main bearing installation one is unanimous rather than the slant and friction dynamics between its centre and the slant stand is changed to accessible high-pressure gas on the cylinder of slant stand, be equipped with one among the gasbag extrusion formula structure and can make high-pressure gas one-way get into the inside gaseous control structure of gasbag extrusion formula, the circumference side of extrusion formula structure passes through a rubber sleeve of fixed bonding of adhesive.
Through the technical scheme: through gasbag extrusion formula structure, make it possess pivoted function, and when rotating, need overcome the frictional resistance between gasbag extrusion formula structure and the slant stand, thereby vehicle when striking carries out the guide of forward power consumption formula and removes, thereby reduce the serious consequence that inertia leads to vehicle and navigating mate after the striking, and, slant stand and rubber sleeve are the direction that the slant driveway normally travelled, when the actual striking that takes place, the rotation of rubber sleeve can produce decurrent frictional pressure to the vehicle, reduce the phenomenon that the vehicle took place to stick up at the antedisplacement in-process.
Preferably, after the two impact guide type high-speed guardrails are connected, the longitudinal position of the top end of the rubber sleeve positioned at the rear part and the longitudinal position of the bottom end of the rubber sleeve positioned at the front part are positioned between the middle section of the rubber sleeve positioned at the rear part and the longitudinal position of the top end of the rubber sleeve positioned at the front part.
Through the technical scheme: when the vehicle strikes the rubber sleeve along the form road slant, the rubber sleeve rotates in the slant, and because its collision rotation direction is the same with the vehicle direction of travel, consequently, the rubber sleeve is when rotating, can produce decurrent frictional resistance guide to vehicle contact position, reduces the incidence of vehicle perk, simultaneously, prescribes a limit to the interval between two rubber sleeves, is favorable to keeping stability and prevents the emergence of vehicle card phenomenon between two rubber sleeves simultaneously.
Preferably, the rubber sleeve is a sleeve structure made of wear-resistant and elastic rubber materials.
Through the technical scheme: the rubber boot is in direct contact with the vehicle during an impact, and therefore, in order to ensure the working stability of the rubber boot, the rubber boot needs to have the functions of wear resistance and elasticity.
Preferably, the inclined upright post is polished on a cylinder body which can contact with the air bag extrusion structure to form a plurality of uneven fine protruding structures.
Through the technical scheme: can increase the coefficient of friction between gasbag extrusion formula structure and the slant stand to resistance when improving its relative rotation improves and offsets vehicle inertial dynamics.
Preferably, gasbag extrusion formula structure includes that the both ends middle part of the columnar body is equipped with the part mounting groove that an indent formula just was used for installing the main bearing outer loop structure respectively, and the both ends center of the columnar body is equipped with its both ends face of a intercommunication and is used for clearance formula cover to put the trepanning of slant stand, two inside oppositions of the columnar body just are equipped with the annular that corresponds and inlay the groove in the periphery that lies in the trepanning, inlay one between two annular and inlay the groove around the rubber circle of slant stand, the columnar body is at opposition terminal surface fixed mounting have a plurality of strengthening ribs, just the strengthening rib is located inside the annular structure of rubber circle, constitute closed gaseous storage chamber between the outer periphery of rubber circle and the inner wall of columnar body, a terminal surface installation one of columnar body can make high-pressure gas one-way get into to the inside gas control structure in gaseous storage chamber, the outer periphery of columnar body passes through the fixed rubber sleeve that glues of adhesive, the columnar body is the cylinder structure that the material that the hardness is stronger was made, the rubber circle is wear-resisting and possesses the sleeve structure that elastic rubber material was made, the structure radius of trepanning is greater than the structure of slant cross section.
Through the technical scheme: high-pressure air is injected into the gas storage cavity through the high-pressure air pump, so that the rubber ring can be extruded and expanded to the center, the inner wall of the rubber ring can be extruded on the side face of the inclined upright post, the relative friction coefficient between the inner wall and the inclined upright post is improved, and meanwhile, the reinforcing ribs arranged inside the rubber ring can improve the stability of the rubber ring during rotation and the stability after being impacted, and necessary rotation resistance is achieved.
Preferably, the gas control structure comprises a cylindrical shell fixedly installed inside the upper end face of the cylindrical body in a sealing manner, a spherical space is arranged at the center inside the cylindrical shell, an air inlet hole for gas to flow to the center of the bottom end of the spherical space through the upper end face of the cylindrical shell is formed in the cylindrical shell, an air exhaust hole for gas to enter the bottom end of the cylindrical shell from the center of one side of the spherical space is formed in the cylindrical shell, a gravity ball is placed inside the spherical space, the structural radius of the spherical space is larger than that of the gravity ball, the structural radius of the gravity ball is larger than that of the air inlet hole and that of the air exhaust hole, and after the gas control structure is installed, the upper end face and the lower end face of the cylindrical shell are parallel to the ground of the installation part.
Through the technical scheme: when gaseous when pouring into, because the high-pressure gas effect, the gravity spheroid bounces to because its exhaust hole position relation can not produce blocking phenomenon, the air can normally pour into, pour into the back that finishes, under gravity and high-pressure gas's effect, the inlet port can be sealed to the gravity spheroid, simultaneously, because well activity be the gravity spheroid, consequently, possess stronger compressive capacity.
Compared with the prior art, the invention provides an impact guide type high-speed guardrail, which has the following beneficial effects:
this striking direction formula highway guardrail, through gasbag extrusion formula structure, make it possess the pivoted function, and when rotating, need overcome the frictional resistance between gasbag extrusion formula structure and the slant stand, thereby vehicle when striking carries out the guide of forward power consumption formula and removes, thereby reduce the serious consequence that inertia leads to vehicle and navigating mate after the striking, and, slant stand and rubber sleeve are the direction that the slant driveway normally traveled, when the actual striking that takes place, the rotation of rubber sleeve can produce decurrent frictional pressure to the vehicle, reduce the phenomenon that the vehicle took place to stick up at the antedisplacement in-process.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic view of the construction of the present invention in an air bag squeeze configuration;
FIG. 3 is a longitudinal sectional perspective sectional view of an air bag squeeze structure according to the present invention;
FIG. 4 is a cross-sectional perspective view of an air bag squeeze structure of the present invention;
FIG. 5 is a cross-sectional view of a gas control structure according to the present invention.
Wherein: 1. a bottom transverse connecting rod; 2. a top transverse connecting rod; 3. a mounting structure; 4. inserting into the fixing groove; 5. inserting the protruding structure; 6. bolt holes; 7. an oblique upright post; 8. a fine convex structure; 9. a main bearing; 10. an air bag extrusion type structure; 101. a columnar body; 102. a component mounting groove; 104. trepanning; 105. an annular embedding groove; 106. a rubber ring; 107. reinforcing ribs; 108. a gas storage chamber; 11. a rubber sleeve; 12. a gas control structure; 121. a cylindrical housing; 122. a spherical space; 123. an air intake; 124. an exhaust hole; 125. a gravity sphere.
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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-2, an impact guiding type highway barrier comprises a bottom transverse connecting rod 1, a top transverse connecting rod 2, an inserting fixing groove 4 and an inserting protrusion structure 5 which are arranged on the same side of the bottom transverse connecting rod 1 and the top transverse connecting rod 2 and fixedly connected in an inserting manner, bolt holes 6 which are arranged in the inserting fixing groove 4 and the inserting protrusion structure 5 and can be fixed through bolt matching, a mounting structure 3 which is arranged at the bottom of the bottom transverse connecting rod 1 and is used for fixing on the ground, and an inclined upright post 7 which is used for fixing at the middle part of the bottom transverse connecting rod 1 and the top transverse connecting rod 2, wherein the included angle between the connection between the middle part of the bottom transverse connecting rod 1 and the middle part of the top transverse connecting rod 2 and the horizontal plane is an acute angle, and when the inclined upright post 7 is mounted, the direction of the horizontal direction is consistent with the forward running direction of a vehicle on the lane, install one rather than the unanimous gasbag extrusion structure 10 that just friction dynamics between its center and the slant stand 7 cylinder of accessible high-pressure gas change through main bearing 9 on the cylinder of slant stand 7, be equipped with one in the gasbag extrusion structure 10 and make the gaseous control structure 12 that one-way entering into gasbag extrusion structure 10 is inside for high-pressure gas, a rubber sleeve 11 of adhesive fixed bonding is passed through to the circumference side of gasbag extrusion structure 10, two strike the high-speed guardrail of direction formula are connecting the back, and the longitudinal position that the rubber sleeve 11 top that lies in the rear was located and the longitudinal position that the bottom of the rubber sleeve 11 that lies in the place ahead was located between the longitudinal position that rear rubber sleeve 11 middle section was located to the top was located in the two, rubber sleeve 11 is wear-resisting and possesses the sleeve structure that elastic rubber material made, slant stand 7 forms uneven a plurality of levels through polishing on the cylinder that can contact with gasbag extrusion structure 10 Fine raised structures 8.
Referring to fig. 3-4, the airbag extrusion structure 10 includes a cylindrical body 101, two end centers of the cylindrical body 101 are respectively provided with a component mounting groove 102 that is recessed and is used for mounting an outer ring structure of the main bearing 8, a sleeve hole 104 that is communicated with two end faces of the cylindrical body 101 and is used for intermittently sleeving the inclined upright post 7 is arranged in the center of the two ends of the cylindrical body 101, two opposite inner faces of the cylindrical body 101 are provided with corresponding annular embedding grooves 105 at the periphery of the sleeve hole 104, a rubber ring 106 surrounding the inclined upright post 7 is embedded between the two annular embedding grooves 105, the cylindrical body 101 is fixedly provided with a plurality of reinforcing ribs 107 at the opposite end faces, the reinforcing ribs 107 are located inside the annular structure of the rubber ring 106, a closed gas storage cavity 108 is formed between the outer circumferential face of the rubber ring 106 and the inner wall of the cylindrical body 101, one end face of the cylindrical body 101 is provided with a gas control structure 12 that enables high-pressure gas to enter the gas storage cavity 108 in a unidirectional manner, the outer circumferential face of the cylindrical body 101 is fixedly bonded with a rubber sleeve 11 through an adhesive, the cylindrical body 101 is made of a cylinder structure made of a material with high hardness, the rubber ring 106 is made of a wear-resistant material, and has a radius larger than that is made of the sleeve hole of the inclined upright post structure made of the sleeve hole 7.
Referring to fig. 5, the gas control structure 12 includes a cylindrical housing 121 fixedly and hermetically installed inside the upper end surface of the cylindrical body 101, a spherical space 122 is disposed at the center inside the cylindrical housing 121, a gas inlet hole 123 for allowing gas to flow to the center of the bottom end of the spherical space 122 through the upper end surface of the cylindrical housing 121 is disposed inside the cylindrical housing 121, a gas outlet hole 124 for allowing gas to enter the bottom end of the cylindrical housing 121 from the center of one side of the spherical space 122 is disposed inside the spherical space 122, a gravity ball 125 is disposed inside the spherical space 122, the structural radius of the spherical space 122 is greater than the structural radius of the gravity ball 125, the structural radius of the gravity ball 125 is greater than the structural radii of the gas inlet hole 123 and the gas outlet hole 124, and after installation, the upper end surface and the lower end surface of the cylindrical housing 121 are parallel to the ground of the installation site.
When the device is used, firstly, a plurality of the devices are installed beside an expressway according to installation positions and directions, when a vehicle obliquely collides the device out of control, the device firstly contacts the rubber sleeve 11, at the moment, the rubber sleeve 11 generates rotary motion under the inertia effect of a vehicle body, and in the rotating process, the rubber ring 106 and the surface of the oblique upright post 7 generate relative rotary motion under the action of rotary friction resistance, so that when the rubber ring 106 rotates, partial inertial traction can be counteracted, the kinetic energy is reduced, in the process, the rubber sleeve 11 rotates obliquely, and the collision rotary direction is consistent with the vehicle running direction, so that when the rubber sleeve 11 rotates, the downward friction resistance guide can be generated on the vehicle contact part, the vehicle tilting rate is reduced, the movement guide effect is achieved, and the injury of the vehicle and drivers caused by collision is reduced.
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 impact direction formula high-speed guardrail, including bottom transverse connection pole (1), top transverse connection pole (2), set up in bottom transverse connection pole (1) and top transverse connection pole (2) with one side and can insert fixed connection insert fixed slot (4) and insert protruding structure (5), set up in inserting fixed slot (4) and insert protruding structure (5) and bolt hole (6) that accessible bolt cooperation is fixed, set up in bottom transverse connection pole (1) bottom and be used for fixing mounting structure (3) on ground and be used for fixing slant stand (7) at bottom transverse connection pole (1) and top transverse connection pole (2) middle part, its characterized in that: bottom transverse connection pole (1) middle part and top transverse connection pole (2) are connected between the middle part and are the acute angle with the contained angle that the horizontal plane was located, and during the installation, slant stand (7) right side down and go up the orientation at the horizontal direction unanimous with the vehicle at this lane prorsad direction of travel, through gasbag extrusion formula structure (10) that main bearing (9) installation one was unanimous rather than the slant and accessible high-pressure gas changes the friction dynamics between its center and slant stand (7) cylinder on the cylinder of slant stand (7), be equipped with one in gasbag extrusion formula structure (10) and can make one-way entering into to gasbag extrusion formula structure (10) inside gas control structure (12), the circumference side of gasbag extrusion formula structure (10) is through fixed bonding rubber sleeve (11) of adhesive.
2. An impact-guided highway barrier according to claim 1, wherein: after the two impact guide type high-speed guardrails are connected, the longitudinal position of the top end of the rubber sleeve (11) positioned behind the two impact guide type high-speed guardrails and the longitudinal position of the bottom end of the rubber sleeve (11) positioned in front are positioned between the middle section of the rear rubber sleeve (11) and the longitudinal position of the top end of the rear rubber sleeve (11).
3. An impact-guided highway barrier according to claim 2, wherein: the rubber sleeve (11) is of a sleeve structure made of wear-resistant and elastic rubber materials.
4. An impact-guided highway barrier according to claim 3, wherein: the oblique upright posts (7) are polished on a cylinder body which can be contacted with the air bag extrusion type structure (10) to form a plurality of uneven fine protruding structures (8).
5. An impact-guided highway barrier according to claim 4, wherein: gasbag extrusion formula structure (10) are equipped with one indent formula respectively and are used for installing the part mounting groove (102) of main bearing (8) outer loop structure including the both ends middle part of columnar body (101), and the both ends center of columnar body (101) is equipped with one and communicates its both ends face and be used for the clearance formula cover to put trepanning (104) of slant stand (7), two inside opposite faces of columnar body (101) just are equipped with corresponding annular in the periphery that is located trepanning (104) and inlay groove (105), inlay one around the rubber circle (106) of slant stand (7) between two annular and inlay groove (105), columnar body (101) are at opposite terminal surface fixed mounting have a plurality of strengthening ribs (107), just strengthening rib (107) are located inside the annular structure of rubber circle (106), constitute closed gaseous storage chamber (108) between the outer periphery of rubber circle (106) and the inner wall of columnar body (101), the one end face installation of columnar body (101) can make high-pressure gas one-way get into to the inside gas control structure (12) of gaseous storage chamber (108), the columnar body (101) pass through a fixed adhesive (11).
6. An impact-guided highway barrier according to claim 5, wherein: the cylindrical body (101) is of a cylindrical structure made of a material with high hardness, and the rubber ring (106) is of a sleeve structure made of a wear-resistant and elastic rubber material.
7. The impact-guided highway barrier of claim 6, wherein: the structural radius of the trepanning (104) is larger than that of the cross section of the inclined upright post (7).
8. The impact-guided highway barrier of claim 7, wherein: the gas control structure (12) comprises a cylindrical shell (121) which is fixedly installed inside the upper end face of the cylindrical body (101) in a sealing mode, a spherical space (122) is arranged at the center of the inside of the cylindrical shell (121), a gas inlet hole (123) for gas to flow to the center of the bottom end of the spherical space (122) through the upper end face of the cylindrical shell (121) is formed in the inside of the cylindrical shell (121), a gas outlet hole (124) for gas to enter the bottom end of the cylindrical shell (121) from the center of one side of the spherical space (122) is formed in the inside of the spherical space (122), and a gravity sphere (125) is placed in the inside of the spherical space (122).
9. The crash oriented highway barrier according to claim 8, wherein: the structural radius of the spherical space (122) is larger than that of the gravity sphere (125), and the structural radius of the gravity sphere (125) is larger than that of the air inlet hole (123) and the air outlet hole (124).
10. The crash oriented highway barrier according to claim 9, wherein: after installation, the upper end surface and the lower end surface of the cylindrical shell (121) are parallel to the ground of the installation position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211069166.XA CN115404804B (en) | 2022-09-02 | 2022-09-02 | Impact guiding type high-speed guardrail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211069166.XA CN115404804B (en) | 2022-09-02 | 2022-09-02 | Impact guiding type high-speed guardrail |
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| CN115404804A true CN115404804A (en) | 2022-11-29 |
| CN115404804B CN115404804B (en) | 2023-10-03 |
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| CN202211069166.XA Active CN115404804B (en) | 2022-09-02 | 2022-09-02 | Impact guiding type high-speed guardrail |
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| CN114263140A (en) * | 2022-01-26 | 2022-04-01 | 西安热工研究院有限公司 | Road anti-collision guardrail device with rotary energy conversion function |
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| CN115404804B (en) | 2023-10-03 |
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Denomination of invention: A collision guided high-speed guardrail Effective date of registration: 20231225 Granted publication date: 20231003 Pledgee: Yongzhou Xiaoxiang Financing Guarantee Co.,Ltd. Pledgor: Hunan jinbaolian transportation facilities Engineering Co.,Ltd. Registration number: Y2023980073887 |