CN212358150U - Arc-shaped anti-collision guardrail for highway - Google Patents
Arc-shaped anti-collision guardrail for highway Download PDFInfo
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- CN212358150U CN212358150U CN202020597560.0U CN202020597560U CN212358150U CN 212358150 U CN212358150 U CN 212358150U CN 202020597560 U CN202020597560 U CN 202020597560U CN 212358150 U CN212358150 U CN 212358150U
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Abstract
An arc-shaped anti-collision guardrail for a highway belongs to the technical field of road construction and comprises a roadbed pre-buried steel plate, thread fixing steel bars, a T-shaped high-elasticity plate, a T-shaped butt joint groove, an arc-shaped elastic alloy anti-collision plate, an L-shaped fixing rib and an outer side anti-collision plate; a roadbed embedded steel plate is arranged at the middle isolation belt of the highway pavement, and threaded fixing steel bars are arranged on the roadbed embedded steel plate; the T-shaped high-elasticity plate is of a T-shaped structure, reinforcing steel bar holes are formed in ribs on the left side and the right side of the T-shaped high-elasticity plate, arc-shaped elastic alloy anti-collision plates are arranged on the outer sides of the adjacent T-shaped high-elasticity plates, and the arc-shaped elastic alloy anti-collision plates are fixedly connected with the outer side anti-collision plates through high-strength bolts. The utility model discloses an anticollision barrier can produce certain deformation with the energy of consumption, can effectively improve highway's safety problem.
Description
Technical Field
The utility model belongs to the technical field of the road construction, especially, relate to a highway arc crash barrier.
Background
Isolation zones or isolation walls are generally arranged in isolation zones of the expressway, and the most common isolation walls are reinforced concrete walls or rigid and semi-rigid guardrails. In practice, there is a situation, especially on a highway, when a vehicle collides with a median belt due to an accident caused by various reasons, the vehicle is damaged seriously due to too fast speed, therefore, in practice, the partition wall is often added with a buffer mechanism, the existing buffer structure is inconvenient to lay, generally comprises a buffer pier which is in a trapezoidal block shape and is often fixed on two sides of the partition wall in a binding or thread fixing mode, the problems are two, the first is that the installation is inconvenient, two sides of the partition wall need to be laid respectively, the second is that a gap between the buffer pier and the partition wall is obviously larger, when the head of the vehicle hits the buffer pier, the partition walls behind the vehicle cannot be effectively connected, and the distance between the partition walls and the buffer pier is too large, so that the vehicle can easily directly hit the buffer pier to continue hitting the partition walls.
When the steel-concrete wall in the prior art is impacted again, the structure has certain damage to the wall and a vehicle due to the fact that the material is too hard, and certain trauma is indirectly caused to people.
Disclosure of Invention
The utility model aims at the above-mentioned problem that exists among the prior art, a highway arc anticollision barrier is provided, this highway arc anticollision barrier overall structure all has the buffering effect, is favorable to reducing the damage that the traffic accident brought the vehicle, and two sides work in coordination, and the rubber cushion layer that the centre set up and the elastic block that the arc alloy inboard portion set up can both carry out effectual power consumption, the utility model discloses because inner structure all has elasticity, when taking place the striking, can all have certain guard action to wall body, vehicle and people, and the installation is simple moreover, and the material is cheap, and the transportation is convenient, restores simply, can play efficient anticollision.
The utility model adopts the technical scheme as follows:
an arc-shaped anti-collision guardrail for an expressway comprises the expressway pavement, roadbed embedded steel plates, thread fixing steel bars, T-shaped high-elasticity plates, steel bar holes, T-shaped butt-joint grooves, arc-shaped elastic alloy anti-collision plates and outer side anti-collision plates, wherein the roadbed embedded steel plates are arranged at a middle isolation belt of the expressway pavement and are provided with the thread fixing steel bars; the T-shaped high-elasticity plate is of a T-shaped structure, two ribs which are half of the height of the whole T-shaped high-elasticity plate are arranged on the left side and the right side of the T-shaped high-elasticity plate, reinforcing steel bar holes are formed in the ribs on the left side and the right side of the T-shaped high-elasticity plate, the width of the T-shaped high-elasticity plate is the distance between two thread fixing reinforcing steel bars, the arrangement of the two adjacent T-shaped high-elasticity plates is that the T-shaped high-elasticity plates are placed in a positive-placed mode and in an inverted mode, the two adjacent ribs of the two adjacent T-shaped high-elasticity plates; a T-shaped butt joint groove is arranged in the middle of the surface of one side of the T-shaped high elastic plate, the height of the T-shaped butt joint groove is equal to that of the T-shaped high elastic plate, and an arc elastic alloy anti-collision plate is arranged on the outer side of the adjacent T-shaped high elastic plate; the arc elastic alloy anti-collision plate is arc-shaped, L-shaped fixing ribs are uniformly distributed at two ends of the arc elastic alloy anti-collision plate, and reserved bolt holes are uniformly distributed in the L-shaped fixing ribs in the vertical direction; after two adjacent arc elastic alloy anti-collision plates correspond to each other, the reserved bolt holes arranged on the two adjacent arc elastic alloy anti-collision plates are correspondingly fixedly connected through high-strength bolts; two fixed rib butt joints of L type form a T type rib, T type rib and T type high elastic plate on T type butt joint groove phase-match, arc elastic alloy anticollision board is fixed between two adjacent T type high elastic plate, arc elastic alloy anticollision board is located the arc top and has arranged the vertical bolt hole of reserving uniformly, outside anticollision board correspond arc elastic alloy anticollision board arc top department and arrange and correspond the bolt hole of reserving, arc elastic alloy anticollision board links to each other through high strength bolt is fixed with outside anticollision board.
Further, the anti-collision guardrail is arranged on a middle isolation belt of the highway and is arranged facing to the left road surface and the right road surface.
Furthermore, two rows of reserved threaded holes along the guardrail direction are uniformly distributed on the embedded steel plates of the highway pavement and the roadbed, the two rows of reserved threaded holes are alternately arranged, and threaded fixing steel bars are arranged on the reserved threaded holes.
Furthermore, a polyester elastomer is arranged in a space formed by the arc-shaped elastic alloy anti-collision plate and the T-shaped high-elasticity plate.
Further, a rubber cushion layer is arranged between the two rows of T-shaped high-elasticity plates.
Furthermore, the thread fixing steel bars are alternately arranged, and the thread fixing steel bars on one side correspond to the middle position of the T-shaped high-elasticity plate on the other side.
Furthermore, a sponge body is arranged between the arc elastic alloy anti-collision plate and the outer side anti-collision plate.
The utility model has the advantages that:
the utility model discloses because inner structure elastic plate and outside alloy anticollision board all have elasticity, when taking place the striking, can all have certain guard action to guardrail, vehicle and people, the structure is because the high elasticity is indestructible, and it is also very convenient even to restore after destroying, and the arc design can reduce the vehicle when striking effectively along the sliding of guardrail direction, reduces the injury to the next door vehicle, moreover the utility model discloses the installation is simple, and the material is cheap, and the transportation is convenient, restores simply, can play efficient anticollision power consumption effect.
Drawings
FIG. 1 is a top view of the crash barrier structure of the present invention;
FIG. 2 is a front view of the connection between the highway pavement and the thread-fixed steel bar structure;
FIG. 3 is a top view of a structure of an embedded steel plate of a highway pavement and a roadbed;
FIG. 4 is a side view of the crash barrier structure of the present invention;
FIG. 5 is a side view of the connection between adjacent T-shaped elastomeric panels;
FIG. 6 is a top view of a T-shaped high-elasticity plate structure;
FIG. 7 is a side view of a T-shaped elastomeric sheet structure;
FIG. 8 is a top view of the structural connection of the T-shaped high-elasticity plate and the arc-shaped elastic alloy anti-collision plate;
FIG. 9 is a detail view of a portion of the L-shaped fixation rib structure of FIG. 1 at the junction;
FIG. 10 is a top view of an arcuate spring alloy fender;
fig. 11 is a partial connection view of the arc-shaped elastic alloy anti-collision plate and the outer side anti-collision plate.
In the figure: the highway comprises a highway pavement 1, a roadbed embedded steel plate 2, thread fixing steel bars 3, reserved threaded holes 4, a T-shaped high-elasticity plate 5, a steel bar hole 6, a T-shaped butt joint groove 7, an arc-shaped elastic alloy anti-collision plate 8, an L-shaped fixing rib 8-1, a polyester elastomer 9, a rubber cushion layer 10, a high-strength bolt 11, a reserved bolt hole 12, an elastic sponge rubber cushion block 13 and an outer side anti-collision plate 14.
Detailed Description
For further explanation of the present invention, the following detailed description of the present invention is provided with reference to the drawings and examples, which should not be construed as limiting the scope of the present invention.
An arc-shaped anti-collision guardrail for an expressway comprises an expressway pavement 1, a roadbed pre-buried steel plate 2, thread fixing steel bars 3, reserved threaded holes 4, a T-shaped high-elasticity plate 5, steel bar holes 6, a T-shaped butt joint groove 7, an arc-shaped elastic alloy anti-collision plate 8, L-shaped fixing ribs 8-1, a polyester elastomer 9, a rubber cushion layer 10, high-strength bolts 11, reserved bolt holes 12, a sponge body 13 and an outer side anti-collision plate 14; the anti-collision guardrail of the utility model is arranged on the middle isolation belt of the highway and is arranged facing to the left and right road surfaces; a roadbed embedded steel plate 2 is arranged at the middle isolation strip of the highway pavement 1 so as to arrange a thread fixing steel bar 3 conveniently; two rows of reserved threaded holes 4 along the direction of the guardrail are uniformly distributed on the highway pavement 1 and the roadbed embedded steel plate 2, the two rows of reserved threaded holes 4 are alternately distributed, and thread fixing steel bars 3 are distributed on the reserved threaded holes 4, so that the integral stability of the guardrail of the utility model is ensured; the T-shaped high-elasticity plate 5 is of a T-shaped structure, two ribs which are half the height of the whole T-shaped high-elasticity plate 5 are arranged on the left side and the right side of the T-shaped high-elasticity plate 5, and reinforcing steel bar holes 6 are uniformly distributed on the ribs on the left side and the right side of the T-shaped high-elasticity plate 5; the width of the T-shaped high-elasticity plate 5 is the distance between two thread fixing steel bars 3, so that two steel bar holes 6 on the T-shaped high-elasticity plate 5 just correspond to two adjacent thread fixing steel bars; the arrangement of the two adjacent T-shaped high-elasticity plates 5 is that T-shaped positive placement and reverse placement are mutually alternated, so that two adjacent ribs of the two adjacent T-shaped high-elasticity plates 5 can be correspondingly arranged on the same threaded fixing steel bar 3; a T-shaped butt joint groove 7 is further arranged in the middle of the surface of one side of the T-shaped high-elasticity plate 5, the height of the T-shaped butt joint groove 7 is equal to that of the T-shaped high-elasticity plate 5, and therefore an arc-shaped elastic alloy anti-collision plate 8 is conveniently arranged on the outer side of the adjacent T-shaped high-elasticity plate 5; the arc elastic alloy anti-collision plate 8 is arc-shaped, L-shaped fixing ribs 8-1 are uniformly distributed at two ends of the arc elastic alloy anti-collision plate, and reserved bolt holes 12 are uniformly and vertically distributed on the L-shaped fixing ribs 8-1; after the two adjacent arc-shaped elastic alloy anti-collision plates 8 correspond to each other, the reserved bolt holes 12 arranged on the two adjacent arc-shaped elastic alloy anti-collision plates can also correspond to each other, and the two adjacent L-shaped fixing ribs 8-1 are fixed by using high-strength bolts 11; the two L-shaped fixing ribs 8-1 are butted to form a T-shaped rib, the size of the T-shaped rib can be matched with the T-shaped butt joint groove 7 on the T-shaped high elastic plate 5, so that the arc-shaped elastic alloy anti-collision plate 8 is fixed between the two adjacent T-shaped high elastic plates 5, the arc-shaped elastic alloy anti-collision plate 8 is positioned at the arc top and is provided with vertically and uniformly reserved bolt holes 12, the arc top of the outer side anti-collision plate 14 corresponding to the arc-shaped elastic alloy anti-collision plate 8 is also provided with the corresponding reserved bolt holes 12, and the arc-shaped elastic alloy anti-collision plate 8 and the outer side anti-collision plate 14 are further fixed by using high-strength bolts 11.
Further, the polyester elastomer 9 is arranged in a space formed by the arc-shaped elastic alloy anti-collision plate 8 and the T-shaped high-elasticity plate 5, can be prefabricated in shape, has high elasticity, and can absorb a large amount of energy generated during vehicle collision.
Further, the rubber cushion 10 is arranged between the two rows of T-shaped high elastic plates 5, when the T-shaped high elastic plate 5 on one side is deformed, the influence on the T-shaped high elastic plate 5 on the other side is effectively reduced, and the rubber cushion can be restored to the original shape after the deformation.
Further, the alternate arrangement of the thread fixing steel bars 3 can enable the thread fixing steel bars 3 on one side to correspond to the middle position of the T-shaped high-elasticity plate 5 on the other side, so that the thread fixing steel bars 3 on the other side are driven to perform a synergistic effect.
Further, an outer side anti-collision plate 14 is arranged outside the arc-shaped elastic alloy anti-collision plate 8, so that the smoothness of a collision contact surface is ensured, and the safety of a vehicle is further ensured.
Furthermore, a sponge body 13 is arranged between the arc elastic alloy anti-collision plate 8 and the outer side anti-collision plate 14, so that the elasticity and the degeneration capability of the structure are further ensured.
Example 1:
as shown in fig. 1 to 11, an arc-shaped anti-collision guardrail for an expressway comprises an expressway pavement 1, a roadbed pre-buried steel plate 2, thread fixing steel bars 3, reserved threaded holes 4, a T-shaped high-elasticity plate 5, steel bar holes 6, a T-shaped butt joint groove 7, an arc-shaped elastic alloy anti-collision plate 8, L-shaped fixing ribs 8-1, a polyester elastomer 9, a rubber cushion layer 10, high-strength bolts 11, reserved bolt holes 12, a sponge body 13 and an outer side anti-collision plate 14; the anti-collision guardrail of the utility model is arranged on the middle isolation belt of the highway and is arranged facing to the left and right road surfaces; a roadbed embedded steel plate 2 is arranged at the middle isolation strip of the highway pavement 1 so as to arrange a thread fixing steel bar 3 conveniently; two rows of reserved threaded holes 4 along the direction of the guardrail are uniformly distributed on the highway pavement 1 and the roadbed embedded steel plate 2, the two rows of reserved threaded holes 4 are alternately distributed, and thread fixing steel bars 3 are distributed on the reserved threaded holes 4, so that the integral stability of the guardrail of the utility model is ensured; the T-shaped high-elasticity plate 5 is of a T-shaped structure, two ribs which are half the height of the whole T-shaped high-elasticity plate 5 are arranged on the left side and the right side of the T-shaped high-elasticity plate 5, and reinforcing steel bar holes 6 are uniformly distributed on the ribs on the left side and the right side of the T-shaped high-elasticity plate 5; the width of the T-shaped high-elasticity plate 5 is the distance between two thread fixing steel bars 3, so that two steel bar holes 6 on the T-shaped high-elasticity plate 5 just correspond to two adjacent thread fixing steel bars; the arrangement of the two adjacent T-shaped high-elasticity plates 5 is that T-shaped positive placement and reverse placement are mutually alternated, so that two adjacent ribs of the two adjacent T-shaped high-elasticity plates 5 can be correspondingly arranged on the same threaded fixing steel bar 3; a T-shaped butt joint groove 7 is further arranged in the middle of the surface of one side of the T-shaped high-elasticity plate 5, the height of the T-shaped butt joint groove 7 is equal to that of the T-shaped high-elasticity plate 5, and therefore an arc-shaped elastic alloy anti-collision plate 8 is conveniently arranged on the outer side of the adjacent T-shaped high-elasticity plate 5; the arc elastic alloy anti-collision plate 8 is arc-shaped, L-shaped fixing ribs 8-1 are uniformly distributed at two ends of the arc elastic alloy anti-collision plate, and reserved bolt holes 12 are uniformly and vertically distributed on the L-shaped fixing ribs 8-1; after the two adjacent arc-shaped elastic alloy anti-collision plates 8 correspond to each other, the reserved bolt holes 12 arranged on the two adjacent arc-shaped elastic alloy anti-collision plates can also correspond to each other, and the two adjacent L-shaped fixing ribs 8-1 are fixed by using high-strength bolts 11; the two L-shaped fixing ribs 8-1 are butted to form a T-shaped rib, the size of the T-shaped rib can be matched with the T-shaped butt joint groove 7 on the T-shaped high elastic plate 5, so that the arc-shaped elastic alloy anti-collision plate 8 is fixed between the two adjacent T-shaped high elastic plates 5, the arc-shaped elastic alloy anti-collision plate 8 is positioned at the arc top and is provided with vertically and uniformly reserved bolt holes 12, the arc top of the outer side anti-collision plate 14 corresponding to the arc-shaped elastic alloy anti-collision plate 8 is also provided with the corresponding reserved bolt holes 12, and the arc-shaped elastic alloy anti-collision plate 8 and the outer side anti-collision plate 14 are further fixed by using high-strength bolts 11.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides a highway arc crash barrier which characterized in that: the anti-collision device comprises a roadbed pre-buried steel plate (2), thread fixing steel bars (3), a T-shaped high elastic plate (5), an arc elastic alloy anti-collision plate (8) and an outer side anti-collision plate (14), wherein the roadbed pre-buried steel plate (2) is arranged at a middle isolation belt of a highway pavement (1), and the thread fixing steel bars (3) are arranged on the roadbed pre-buried steel plate (2); the T-shaped high-elasticity plate (5) is of a T-shaped structure, two ribs which are half the height of the whole T-shaped high-elasticity plate (5) are arranged on the left side and the right side of the T-shaped high-elasticity plate (5), reinforcing steel bar holes (6) are formed in the ribs on the left side and the right side of the T-shaped high-elasticity plate (5), the width of the T-shaped high-elasticity plate (5) is the distance between two thread fixing reinforcing steel bars (3), the arrangement of the two adjacent T-shaped high-elasticity plates (5) is that the T shapes are placed in an upright mode and placed in an inverted mode, the two adjacent ribs of the two adjacent T-shaped high-elasticity plates (5) are correspondingly arranged on the same thread fixing reinforcing steel bar (3), and; a T-shaped butt joint groove (7) is formed in the middle of the surface of one side of the T-shaped high-elasticity plate (5), the height of the T-shaped butt joint groove (7) is equal to that of the T-shaped high-elasticity plate (5), and an arc-shaped elastic alloy anti-collision plate (8) is arranged on the outer side of the adjacent T-shaped high-elasticity plate (5); the arc elastic alloy anti-collision plate (8) is arc-shaped, L-shaped fixing ribs (8-1) are uniformly arranged at two ends of the arc elastic alloy anti-collision plate, and reserved bolt holes (12) are uniformly and vertically arranged on the L-shaped fixing ribs (8-1); after two adjacent arc elastic alloy anti-collision plates (8) correspond to each other, reserved bolt holes (12) arranged on the arc elastic alloy anti-collision plates are correspondingly and fixedly connected through high-strength bolts (11); two L type fixed rib (8-1) butt joint form a T type rib, T type rib and T type high elastic plate (5) on T type butt joint groove (7) phase-match, arc elastic alloy anticollision board (8) are fixed between two adjacent T type high elastic plate (5), vertical bolt hole (12) are reserved uniformly to arc top arrangement to arc elastic alloy anticollision board (8), outside anticollision board (14) correspond arc top arrangement and correspond and reserve bolt hole (12), arc elastic alloy anticollision board (8) and outside anticollision board (14) link to each other through high strength bolt (11) is fixed.
2. The curved highway crash barrier of claim 1, wherein: the anti-collision guardrail is arranged in a median strip in the middle of the highway and is arranged facing to the left road surface and the right road surface.
3. The curved highway crash barrier of claim 1, wherein: two rows of reserved threaded holes (4) along the guardrail direction are uniformly distributed on the highway pavement (1) and the roadbed embedded steel plate (2), the two rows of reserved threaded holes (4) are alternately arranged, and threaded fixing steel bars (3) are arranged on the reserved threaded holes (4).
4. The curved highway crash barrier of claim 1, wherein: and a polyester elastomer (9) is arranged in a space formed by the arc elastic alloy anti-collision plate (8) and the T-shaped high-elasticity plate (5).
5. The curved highway crash barrier of claim 1, wherein: a rubber cushion layer (10) is arranged between the two rows of T-shaped high-elasticity plates (5).
6. The curved highway crash barrier of claim 1, wherein: the thread fixing steel bars (3) are alternately arranged, and the thread fixing steel bars (3) on one side correspond to the middle position of the T-shaped high-elasticity plate (5) on the other side.
7. The curved highway crash barrier of claim 1, wherein: a sponge body (13) is arranged between the arc elastic alloy anti-collision plate (8) and the outer side anti-collision plate (14).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020597560.0U CN212358150U (en) | 2020-04-21 | 2020-04-21 | Arc-shaped anti-collision guardrail for highway |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020597560.0U CN212358150U (en) | 2020-04-21 | 2020-04-21 | Arc-shaped anti-collision guardrail for highway |
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Publication Number | Publication Date |
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CN212358150U true CN212358150U (en) | 2021-01-15 |
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ID=74133136
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202020597560.0U Expired - Fee Related CN212358150U (en) | 2020-04-21 | 2020-04-21 | Arc-shaped anti-collision guardrail for highway |
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Country | Link |
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CN (1) | CN212358150U (en) |
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2020
- 2020-04-21 CN CN202020597560.0U patent/CN212358150U/en not_active Expired - Fee Related
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Granted publication date: 20210115 |