CN221029811U - Transformation type A-level two-wave-shaped beam guardrail structure - Google Patents
Transformation type A-level two-wave-shaped beam guardrail structure Download PDFInfo
- Publication number
- CN221029811U CN221029811U CN202322823503.6U CN202322823503U CN221029811U CN 221029811 U CN221029811 U CN 221029811U CN 202322823503 U CN202322823503 U CN 202322823503U CN 221029811 U CN221029811 U CN 221029811U
- Authority
- CN
- China
- Prior art keywords
- wave
- blocking block
- front part
- shaped beam
- improved anti
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000009466 transformation Effects 0.000 title claims description 8
- 230000006872 improvement Effects 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims abstract description 6
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 5
- 239000010959 steel Substances 0.000 claims abstract description 5
- 238000000465 moulding Methods 0.000 claims 2
- 239000002699 waste material Substances 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
Landscapes
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The utility model discloses a modified A-level two-wave-shaped beam guardrail structure which comprises an improved anti-blocking block, an upright post and two wave-shaped beam plates, wherein the improved anti-blocking block is arranged between the upright post and the two wave-shaped beam plates and consists of steel plates, the improved anti-blocking block has an installation direction, the front part of the improved anti-blocking block is in a folded plate shape, the front part of the improved anti-blocking block is attached to the groove shape of the two wave-shaped beam plates, a transverse slotted hole arranged at the front part of the improved anti-blocking block is bolted with the two wave-shaped beam plates, the back part of the improved anti-blocking block is in an arc plate shape, the round section of the upright post is attached to the back part of the improved anti-blocking block, the vertical slotted hole arranged at the back part of the improved anti-blocking block is bolted with the upright post, and the relative position of the front part and the back part of the improved anti-blocking block is fixed through a diagonal rib plate. The structure can fully reuse the existing upright posts and the two wave-shaped beam plates of the original two wave-shaped beam guardrails, reduce the resource waste and save the improvement engineering cost; the protection capability of the two wave-shaped beam guardrails is improved to meet the requirements of the expressway protection grade, and the expressway operation safety is maintained.
Description
Technical Field
The utility model belongs to the field of traffic safety protection, and particularly relates to a modified A-level two-waveform-beam guardrail structure.
Background
The highway constructed before 2013 in China has the roadbed section with the most application of two wavy beam guardrails, wherein the cross beams are European-style two-wavy beam plates and are 600mm from the center to the ground, but along with the development of transportation, more accidents of crossing, overturning and riding the guardrails of large-scale vehicles occur, and the two-wavy beam guardrails do not meet the safety protection requirement of the highway and are required to be lifted and reformed. Researchers have developed a variety of lifting and reforming structures for two-wave beam guardrails in succession, including the following two ways: (1) Removing the original two wave-shaped beam plates and the matched anti-blocking blocks, and replacing the original two wave-shaped beam plates and the matched anti-blocking blocks with the three wave-shaped beam plates and the matched anti-blocking blocks; (2) The original two wave-shaped beam plates and the matched anti-blocking blocks are disassembled, the original upright post is pulled out and replaced by a higher upright post, or a sleeve is installed on the original upright post to be heightened, then the disassembled original two wave-shaped beam plates and the matched anti-blocking blocks are installed, and a row of new two wave-shaped beam plates and the matched anti-blocking blocks are additionally arranged. Both transformation modes need to increase more material quantity and multi-step construction, the required cost is high, and the transformation technology cannot be popularized in a large area. How to propose and make more effective use of the existing steel member, simplify construction, reduce cost at the same time, it is whether two wave beam guardrails promote transformation technology can get more effective popularization, and then improve the guard rail safety protection ability, improve the key of the safe operation level of highway.
Based on the above circumstances, a two wave form roof beam guardrail structures of transformation formula A level is proposed: the anti-blocking blocks of the original two wave-shaped beam guardrails are replaced by the transverse members with brand new design, so that the stress mode of the guardrails is optimized, and the on-site transformation of the two wave-shaped beam guardrails is realized; the heights of the two wave-shaped beam plates are increased by 50mm, so that the protection capability of the large-sized vehicle is improved, and meanwhile, the small-sized vehicle is effectively protected; in addition, when the height of the guardrail is required to be lifted in consideration of the later highway reconstruction and extension, a vertical oblong hole is formed in the back of the lifting anti-blocking block for heightening and maintenance of the guardrail. The achievement only needs to replace the anti-blocking block, the original guardrail upright post and the two wave-shaped beam plates can be completely used continuously, the construction and installation process is not limited by the position of the installation hole on the original guardrail upright post, the operations such as on-site punching are avoided, corrosion prevention is not required to be influenced, and the construction and the installation are convenient; the required material quantity is low, and the comprehensive popularization of the technology and the improvement of the safety operation level of the roadbed section in the early construction expressway operation period are facilitated.
Disclosure of utility model
The utility model aims to provide a modified A-level two-wave-shaped beam guardrail structure so as to solve the technical implementation and popularization problems of lifting modification and reuse of two-wave-shaped beam guardrails.
In order to achieve the technical purpose, the technical scheme of the utility model is realized as follows:
A modified A-level two-wave-shaped beam guardrail structure comprises an improved anti-blocking block, an upright post and two wave-shaped beam plates. The improved anti-blocking block is arranged between the upright post and the two wave-shaped beam plates and is composed of steel plates, the improved anti-blocking block is provided with a mounting direction, the front part of the improved anti-blocking block is in folded plate shape, the front part of the improved anti-blocking block is attached to the groove shape of the two wave-shaped beam plates, a transverse slotted hole arranged at the front part of the improved anti-blocking block is bolted to the two wave-shaped beam plates, the back part of the improved anti-blocking block is in arc plate shape, the back part of the improved anti-blocking block is attached to the circular section of the upright post, a vertical slotted hole arranged at the back part of the improved anti-blocking block is bolted to the upright post, and the relative position between the front part of the improved anti-blocking block and the back part is fixed through a rib plate obliquely upwards.
Furthermore, the overlooking section shape of the improved anti-blocking block is a trapezoid with a front narrow and a rear wide, the front part is narrow and linear, the back part is wide and is arc-shaped, the overlooking section shape of the rib plate is also a trapezoid with a front narrow and a rear wide, the joint position of the rib plate and the front part is a straight edge, and the joint position of the rib plate and the back part is an arc edge.
Further, the front cross section of the improved anti-blocking block is similar to a parallelogram, and consists of a front part, a back part and an upper rib plate and a lower rib plate, wherein the position of the front part is higher than the position of the back part in the vertical height, the front straight edge position of the rib plate is fixed with the front part, and the rear arc edge position of the rib plate is fixed with the back part.
Further, the front portion comprises two convex surfaces from top to bottom and concave surface in the middle, and convex surface and concave surface are vertical parallel and level, set up horizontal slotted hole on the concave surface.
Further, the back is the arc board, and the arc board center sets up vertical slotted hole, improvement formula prevents that the block can be along the vertical slip of the bolt that is connected with the stand, and arc board four corners sets up the round chamfer.
Further, the rib plates are respectively arranged on the upper side and the lower side of the front part and the back part, and the two rib plates are relatively flush.
Further, the front part and the rib plate are integrally pressed by a die or welded.
Furthermore, when the upright post is vertically anchored on the road surface in a piling mode, the depth below the road surface is not less than 1.2m, and the two wave beam plates are of a strip-shaped structure along the longitudinal direction of the road surface.
The further improved anti-blocking block can directly replace the hexagonal anti-blocking block, and only the bolt connecting pieces of the hexagonal anti-blocking block, the upright post and the two wavy beam plates are required to be removed.
After the technical scheme is adopted, the utility model has the following beneficial effects:
(1) The existing upright posts and the two wave-shaped beam plates of the original two wave-shaped beam guardrails can be fully reused, so that a great deal of waste of the structure is avoided, and the resource waste is reduced;
(2) The material quantity is increased, the construction and the installation are convenient, and the engineering cost of improvement is saved;
(3) The protection capability of the two wave-shaped beam guardrails is improved to meet the basic protection level requirement of the expressway, and the operation safety of the expressway is better maintained.
Drawings
For a clearer description of the technical solutions of the present utility model, the following brief description will be given of the drawings that are used in the embodiments:
FIG. 1 is a cross-sectional view of an example 1 of the present utility model;
FIG. 2 is an elevation view example of embodiment 1 of the present utility model;
FIG. 3 is an example of a top view of embodiment 1 of the present utility model;
FIG. 4 is a perspective view of an improved anti-blocking block according to embodiment 1 of the present utility model;
FIG. 5 is a front perspective view of an improved anti-blocking block according to embodiment 1 of the present utility model;
FIG. 6 is a back perspective view of the improved anti-block according to embodiment 1 of the present utility model;
FIG. 7 is an example of a flow chart for enhancing the block change resistance of embodiment 1 of the present utility model;
Fig. 8 is an example of a replacement flow chart according to embodiment 1 of the present utility model.
Reference numerals
1. An improved anti-blocking block; 2. a column; 3. two wave beam plates; 4. a front part; 5. a transverse oblong hole; 6. a back; 7. a vertical oblong hole; 8. rib plates; 9. a convex surface; 10. a concave surface; 11. road surface; 12. hexagonal anti-blocking block.
Detailed Description
The present utility model will be described in further detail with reference to examples and embodiments. It should not be construed that the scope of the above subject matter of the present utility model is limited to the following embodiments, and that all the techniques implemented based on the present utility model are within the scope of the present utility model.
Referring to fig. 1-3, a sectional view, an elevation view and a top view of an embodiment 1 of the present utility model are shown, and an improved type a-level two-wave-shaped beam guardrail structure includes an improved type anti-blocking block 1, a column 2 and two-wave-shaped beam plates 3, wherein the improved type anti-blocking block 1 is arranged between the column 2 and the two-wave-shaped beam plates 3, the improved type anti-blocking block 1 is composed of steel plates, the improved type anti-blocking block 1 has an installation direction, a front part 4 of the improved type anti-blocking block 1 is in a folded plate shape, the front part 4 is attached to a groove shape of the two-wave-shaped beam plates 3, a transverse oblong hole 5 arranged at the front part 4 is attached to the two-wave-shaped beam plates 3, a back part 6 of the improved type anti-blocking block 1 is in an arc plate shape, the back part 6 is attached to a circular section of the column 2, a vertical oblong hole 7 arranged at the back part 6 is attached to the column 2, and a relative position between the front part 4 and the back part 5 is fixed through a rib plate 8 obliquely upward. The height h1=650 mm from the center of the two wavy beam plates 3 to the ground.
The specification of the improved anti-blocking block 1 is 170mm multiplied by 239mm multiplied by 346mm multiplied by 6mm, the overlooking cross section of the improved anti-blocking block 1 is trapezoid with front narrow and rear wide, the front part 4 is narrow and linear, the back part 6 is wide and arc-shaped, the overlooking cross section of the rib plate 8 is trapezoid with front narrow and rear wide, the joint position of the rib plate 8 and the front part 4 is straight, and the joint position of the rib plate 8 and the back part 6 is arc-shaped.
As shown in fig. 4, the front view of the raised anti-blocking block 1 is similar to a parallelogram, and is composed of a front part 4, a back part 6 and an upper rib plate and a lower rib plate 8, wherein the position of the front part 4 is higher than the position of the back part 6 in the vertical height, the front straight edge position of the rib plate 8 is fixed with the front part 4, and the rear arc edge position of the rib plate 8 is fixed with the back part 6.
As shown in fig. 5, the front part 4 is composed of an upper convex surface 9, a lower convex surface 9 and a middle concave surface 10, wherein the convex surface 9 and the concave surface 10 are vertically flush, and a transverse oblong hole 5 with the diameter of 18mm multiplied by 40mm is arranged on the concave surface 10.
As shown in FIG. 6, the back 6 is an arc plate, the center of the arc plate is provided with a phi 18mm multiplied by 120mm vertical oblong hole 7, the improved anti-blocking block 1 can vertically slide along M16mm multiplied by 180mm bolts connected with the upright post 2, and four corners of the arc plate are provided with round chamfers.
The rib plates 8 are respectively arranged on the upper side and the lower side of the front part 4 and the back part 6, and the two rib plates 8 are relatively flush.
The upper edge of the transverse oblong hole 5 of the front part 4 and the upper edge of the vertical oblong hole 7 have a height difference of 5cm in the vertical height direction.
The front part 4 and the rib plates 8 are integrally pressed by a die or welded.
When the upright post 2 is vertically anchored on the pavement 11 in a piling mode, the depth below the pavement 11 is not less than 1.2m, and the two wave beam plates 3 are of a strip-shaped structure along the longitudinal direction of the pavement 11.
As shown in fig. 7 and 8, the raised anti-blocking block 1 may directly replace the hexagonal anti-blocking block 12, and specifically comprises the following steps:
① Removing the bolt connecting pieces of the hexagonal anti-blocking block 12, the upright post 2 and the two wave beam plates 3;
② The hexagonal anti-blocking block 12 is replaced by an improved anti-blocking block 1;
③ And assembling the bolt connecting piece of the improved anti-blocking block 1, the upright post 2 and the two wave-shaped beam plates 3.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (10)
1. Transformation type A level two wave form roof beam guardrail structure, including improvement formula anti-blocking piece (1), stand (2), two wave form beam slab (3), its characterized in that: the utility model provides a novel structure of a car, including stand (2) and two wave form beam slab (3), improvement type prevents that block (1) sets up between stand (2) and two wave form beam slab (3), improvement type prevents that block (1) is constituteed by the steel sheet, improvement type prevents that block (1) has the installation direction, the front portion (4) of block (1) is folded plate molding is prevented to the improvement type, and front portion (4) are laminated mutually with the flute profile of two wave form beam slab (3), and horizontal slotted hole (5) and two wave form beam slab (3) bolt that front portion (4) set up, back (6) of block (1) are arc board molding is prevented to the improvement type, and back (6) are laminated mutually with the circular face of stand (2), and vertical slotted hole (7) that back (6) set up are bolted with stand (2), fixed relative position through inclined upward gusset (8) between front portion (4) and back (6).
2. The improved class a two wave beam guardrail structure of claim 1, wherein: the overlooking section of the improved anti-blocking block (1) is trapezoid with a front narrow and rear wide, the front part (4) is narrow and linear, the back part (6) is wide and arc-shaped, the overlooking section of the rib plate (8) is trapezoid with a front narrow and rear wide, the joint position of the rib plate (8) and the front part (4) is straight edge, and the joint position of the rib plate (8) and the back part (6) is arc edge.
3. The improved class a two wave beam guardrail structure of claim 1, wherein: the front cross section of the improved anti-blocking block (1) is similar to a parallelogram, and consists of a front part (4), a back part (6) and an upper rib plate and a lower rib plate (8), wherein the position of the front part (4) is higher than the position of the back part (6) in the vertical height, the straight edge position in front of the rib plate (8) is fixed with the front part (4), and the rear arc edge position of the rib plate (8) is fixed with the back part (6).
4. The improved class a two wave beam guardrail structure of claim 1, wherein: the front part (4) is composed of an upper convex surface (9) and a lower convex surface (10) and a middle concave surface (10), the convex surface (9) and the concave surface (10) are vertically flush, and a transverse oblong hole (5) is arranged on the concave surface (10).
5. The improved class a two wave beam guardrail structure of claim 1, wherein: the back (6) is an arc plate, a vertical long round hole (7) is formed in the center of the arc plate, the improved anti-blocking block (1) can vertically slide along a bolt connected with the upright post (2), and round chamfers are formed in four corners of the arc plate.
6. The improved class a two wave beam guardrail structure of claim 1, wherein: the rib plates (8) are respectively arranged on the upper edge and the lower edge of the front part (4) and the back part (6), and the two rib plates (8) are relatively flush.
7. The improved class a two wave beam guardrail structure of claim 1, wherein: the upper edge of the transverse oblong hole (5) of the front part (4) and the upper edge of the vertical oblong hole (7) have a height difference of 5cm in the vertical height direction.
8. The improved class a two wave beam guardrail structure of claim 1, wherein: the front part (4) and the rib plate (8) are integrally pressed by a die or welded.
9. The improved class a two wave beam guardrail structure of claim 1, wherein: when the upright post (2) is vertically anchored on the pavement (11) in a piling mode, the depth below the pavement (11) is not less than 1.2m, and the two wave beam plates (3) are of a strip-shaped structure along the longitudinal direction of the pavement (11).
10. The improved class a two wave beam guardrail structure of claim 1, wherein: the improved anti-blocking block (1) can directly replace the hexagonal anti-blocking block (12), and only the bolt connecting pieces of the hexagonal anti-blocking block (12), the upright post (2) and the two wave-shaped beam plates (3) are required to be removed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322823503.6U CN221029811U (en) | 2023-10-20 | 2023-10-20 | Transformation type A-level two-wave-shaped beam guardrail structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322823503.6U CN221029811U (en) | 2023-10-20 | 2023-10-20 | Transformation type A-level two-wave-shaped beam guardrail structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221029811U true CN221029811U (en) | 2024-05-28 |
Family
ID=91136365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322823503.6U Active CN221029811U (en) | 2023-10-20 | 2023-10-20 | Transformation type A-level two-wave-shaped beam guardrail structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221029811U (en) |
-
2023
- 2023-10-20 CN CN202322823503.6U patent/CN221029811U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202090310U (en) | Reinforced and reformed structure of W-shaped beam guardrail | |
| CN210288214U (en) | Wave form roof beam combination formula guardrail and concrete guardrail transition structure | |
| CN201560409U (en) | High protection grade combined anti-collision guard rail | |
| CN221029811U (en) | Transformation type A-level two-wave-shaped beam guardrail structure | |
| CN202989771U (en) | High-protective-level combination type anti-collision guardrail with controllable working width | |
| CN207862764U (en) | A kind of steel anticollision barrier connecting structure being easy to construction suitable for STC bridge decks | |
| CN211006469U (en) | Concrete guardrail structure suitable for road median zone and construction area simultaneously | |
| CN201187042Y (en) | Traffic sign pole having two separable structures | |
| CN213805082U (en) | Use multilayer guardrail structure of novel anti-blocking piece | |
| CN220225063U (en) | Two wave form roof beam guardrails reform transform structure on spot | |
| CN202227294U (en) | Reinforcement structure for wave-shaped beam guardrail board | |
| CN220952946U (en) | Integrated anti-collision guardrail sound barrier design structure | |
| CN218508266U (en) | Concrete guardrail back sound barrier connection structure | |
| CN213805083U (en) | Guardrail structure that contains and prevents blockking | |
| CN216586235U (en) | Sound barrier and guardrail integrated design structure | |
| CN206916559U (en) | A kind of modularization steel construction viaduct | |
| CN218911224U (en) | Guardrail with reinforcing plate group heightening upright post | |
| CN212533852U (en) | Rail guard is used in highway construction | |
| CN219862922U (en) | Pre-buried tower crane foundation taking foot pier as support | |
| CN219175099U (en) | Flexible anticollision highway guardrail | |
| CN2599065Y (en) | H type column single column double plate wave shaped joist steel safety guard | |
| CN219731789U (en) | Sliding rectangular anti-blocking block double-wave beam guardrail structure | |
| CN214033368U (en) | Sidewalk structure is widened in transformation of old bridge | |
| CN217870074U (en) | Low earthing corrugated steel and concrete integrated configuration box passageway | |
| CN218116262U (en) | Highway guardrail upright post connecting piece and reinforcing device formed by same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |