CN210975543U - Ecological prefabricated assembled anticollision wall structure - Google Patents
Ecological prefabricated assembled anticollision wall structure Download PDFInfo
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- CN210975543U CN210975543U CN201921821331.6U CN201921821331U CN210975543U CN 210975543 U CN210975543 U CN 210975543U CN 201921821331 U CN201921821331 U CN 201921821331U CN 210975543 U CN210975543 U CN 210975543U
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Abstract
The utility model relates to a prefabricated assembled anticollision wall structure of ecotype, it includes prefabricated crashproof wall and prefabricated decking, and prefabricated crashproof wall is installed on prefabricated decking, its characterized in that: a first rear pouring area is arranged on the prefabricated bridge deck, a first reserved steel bar and an inverted U-shaped steel bar are arranged in the first rear pouring area, and the top end of the inverted U-shaped steel bar protrudes out of the prefabricated bridge deck; the bottom of the prefabricated anti-collision wall is provided with support legs and a second post-pouring area, and a second reserved steel bar is arranged in the second post-pouring area; and the second post-pouring area and the first post-pouring area are communicated up and down, the inverted U-shaped steel bars protruding out of the prefabricated bridge deck part are welded with the second reserved steel bars, and post-pouring concrete is filled in the first post-pouring area and the second post-pouring area. The utility model discloses install convenient, stable in structure, strong, the green of durability, overcome that the technology that traditional anchor formula anticollision wall structure exists is loaded down with trivial details, the cost is higher, the time limit for a project is longer, the anchor quality is difficult to guarantee, the nature of environmental protection subalternation problem.
Description
Technical Field
The utility model belongs to bridge and highway engineering field especially relate to a prefabricated assembled anticollision wall structure of ecotype, are applicable to the anticollision wall construction.
Background
The traditional anti-collision wall assembly type construction adopts an anchoring type method, and is characterized in that a reserved steel bar in an anti-collision wall is inserted into a pre-buried hole in a specified position of a beam body, and then a plugging material is poured. The construction process has higher requirements on the manufacturing precision of the prefabricated part and the embedding precision of the beam embedded part, and the construction difficulty is increased within the range of +/-3 mm generally; meanwhile, gaps exist among the anti-collision walls, so that the anti-collision walls are not beneficial to water prevention, and people are easily injured by skating generated at the edges of the viaduct in winter; in addition, the conventional anti-collision wall is still to be improved in ecology.
Generally speaking, the anchoring type anti-collision wall construction technology has the disadvantages of complicated process, higher cost, longer construction period, poor environmental protection and durability, and the anchoring quality is difficult to ensure.
SUMMERY OF THE UTILITY MODEL
This implement neotype aim at to the loaded down with trivial details, the cost is higher, the time limit for a project longer, the anchor quality is difficult to guarantee, the feature of environmental protection subalternation problem of existence in the traditional anchor formula anticollision wall structure, provide a prefabricated assembled anticollision wall structure of ecotype.
In order to realize the technical purpose, the utility model discloses a following technical scheme:
the utility model relates to a pair of prefabricated assembled anticollision wall structure of ecotype, it includes prefabricated crashproof wall and prefabricated decking, and prefabricated crashproof wall is installed on prefabricated decking, its characterized in that: a first post-pouring area is arranged at a position, corresponding to the position where the prefabricated anti-collision wall is installed, on the prefabricated bridge deck, a first reserved steel bar and an inverted U-shaped steel bar are arranged inside the first post-pouring area, the bottom end of the inverted U-shaped steel bar is welded with the first reserved steel bar, and the top end of the inverted U-shaped steel bar protrudes out of the top surface of the prefabricated bridge deck; the bottom of the prefabricated anti-collision wall is provided with support legs and a second post-pouring area, the second post-pouring area is located between the support legs, and second reserved steel bars are arranged in the second post-pouring area; and the second post-pouring area and the first post-pouring area are communicated up and down, the inverted U-shaped steel bars protruding out of the prefabricated bridge deck part are welded with the second reserved steel bars, and post-pouring concrete is filled in the first post-pouring area and the second post-pouring area.
Preferably, the left side and the right side of each prefabricated anti-collision wall are provided with first tongues and grooves, and two adjacent prefabricated anti-collision walls are mutually meshed through the first tongues and grooves, so that the integrity of the adjacent prefabricated anti-collision walls is improved.
Preferably, the top of prefabricated anticollision wall be equipped with the planting recess, be equipped with the planting box in the planting recess, be equipped with the planting soil that is used for planting the vegetation in the planting box, realized the ecological of anticollision wall.
Preferably, the top of the prefabricated anti-collision wall is provided with second tongues and grooves at two sides of the planting groove, the two sides of the planting box are provided with flanges, and the flanges are clamped with the second tongues and grooves.
Preferably, the bottom of stabilizer blade be equipped with a plurality of grout sleeves, prefabricated decking's upper surface be equipped with the grout sleeve one-to-one vertical reinforcing bar, vertical reinforcing bar inserts in the grout sleeve that corresponds, and grout sleeve is filled with the grout body, vertical reinforcing bar plays the accurate positioning to prefabricated crashproof wall, simultaneously, helps improving the joint strength of prefabricated crashproof wall and prefabricated decking with the help of the grout body.
Preferably, a paving layer and a surface layer are sequentially paved above the prefabricated bridge deck.
Preferably, the inner side of the prefabricated anti-collision wall is provided with a side stone, and the side stone is tightly attached to the prefabricated anti-collision wall through cement mortar.
The utility model has the following characteristics and beneficial effect:
1. the prefabricated anti-collision wall is connected with the bridge deck through the post-pouring area, so that the number of connecting sleeves is reduced, and the construction cost is reduced; meanwhile, the connection quantity of the anchoring connection sleeves is reduced, so that the prefabricated anti-collision wall is easier to butt with the bridge deck, the installation speed is increased, and the construction period is shortened; in addition, steel bars are bound in the post-pouring area, concrete is poured, and the quality of the connecting part is reliable; and the adjacent prefabricated anti-collision walls are in snap-in connection through the tongue-and-groove, so that the structural safety is higher.
2. The granite curbstone is built at the root of the prefabricated anti-collision wall, and the problem that the root of the anti-collision wall is scraped by a snow shoveling machine is solved by utilizing the characteristics of hard and compact texture, uniform structure, high strength, high hardness, wear resistance and the like of the granite; the characteristics of high corrosion resistance of granite are utilized to isolate the anti-collision wall from a snow melt agent and the like, so that chloride ions in the deicing salt are prevented from corroding concrete; in addition, granite curbstone anti-soil ability reinforce, durable, the later stage of also being convenient for is washd the maintenance of crashproof wall.
3. The planting boxes are embedded into the tops of the prefabricated anti-collision walls, and soil is filled in the planting boxes for greening, so that the anti-collision structure is more ecological and environment-friendly than a traditional anti-collision structure, and meanwhile, the attractiveness of roads or bridges along the line is improved; in addition, the planting box is easy to recover and replace, and later maintenance is convenient.
4. The processing precision and the appearance quality are obviously improved by adopting the prefabricated anti-collision wall and the prefabricated bridge deck; meanwhile, a large amount of 'wet work' with high noise, high pollution and high risk is carried to a factory for carrying out, so that the construction period is shortened, the risk of field high-altitude work is reduced, and the method is favorable for civilized construction.
Drawings
FIG. 1 is a sectional view of an ecotype prefabricated anti-collision wall structure;
FIG. 2 is a detailed view of the installation of the support leg part of the ecological prefabricated assembly type anti-collision wall structure;
FIG. 3 is an elevation view of an ecotype prefabricated impact wall;
FIG. 4 is a cross section A-A of an ecological prefabricated impact wall;
FIG. 5 is a section B-B of the ecological prefabricated impact wall;
FIG. 6 is a detailed view of a post-cast area of a prefabricated deck slab;
in the figure: 1. the prefabricated anti-collision wall comprises a prefabricated anti-collision wall body, 2 parts of second reserved steel bars, 3 parts of post-cast concrete, 4 parts of inverted U-shaped steel bars, 5 parts of prefabricated bridge deck boards, 6 parts of a paving layer, 7 parts of a surface layer, 8 parts of curbs, 9 parts of cement mortar, 10 parts of a planting box, 11 parts of planting soil, 12 parts of a grouting sleeve, 13 parts of grouting bodies, 14 parts of vertical steel bars, 15 parts of second grooves and tongues, 16 parts of planting grooves, 17 parts of supporting legs, 18 parts of a second post-cast area, 19 parts of first reserved steel bars, 20 parts of first grooves and tongues, and 21 parts of a first post-cast area.
Detailed Description
The present invention will be described in further detail below by way of examples with reference to the accompanying drawings, and the following examples are illustrative of the present invention and are not limited to the following examples.
An ecological prefabricated assembly type anti-collision wall structure is adopted in certain highway engineering construction.
Combine that attached 1 and 2 are shown, the utility model relates to a prefabricated assembled anticollision wall structure of ecotype, it includes prefabricated crashproof wall 1 and prefabricated decking 5, and prefabricated crashproof wall 1 is installed on prefabricated decking 5.
Shown in the attached drawing 6, the prefabricated bridge deck 5 on correspond the position of installing prefabricated crashproof wall 1 and be equipped with first back and pour district 21, first back pour district 21 long 1400mm, wide 450mm, high 150mm, first back pour district 21 inside be equipped with first reserved steel bar 19 and the U-shaped steel bar 4 of reserving, the bottom and the first reserved steel bar 19 welding of U-shaped steel bar 4 of reserving, the top protrusion in prefabricated bridge deck 5's top surface. Referring to fig. 2, the upper surface of the prefabricated bridge deck 5 is provided with vertical steel bars 14.
Referring to the attached drawings 3-5, the bottom of the prefabricated anti-collision wall 1 is provided with support legs 17 and a second post-pouring area 18 which are bilaterally symmetrical, the second post-pouring area 18 is located between the support legs 17, the length, width and height of the second post-pouring area 18 are 1400mm and 450mm, the height of the support legs 17 is 300mm, the bottom of each support leg 17 is provided with a plurality of grouting sleeves 12, each grouting sleeve 12 is provided with a grouting hole and a grout outlet, the grouting holes and the grout outlet are communicated with the outer side surface or the inner side surface of the prefabricated anti-collision wall 1, and the grouting sleeves 12 correspond to the vertical steel bars 14 one to one. And a second reserved steel bar 2 is arranged in the second post-cast area 18. After the prefabricated anti-collision wall 1 is installed on the prefabricated bridge deck 5, the vertical steel bars 14 are inserted into the corresponding grouting sleeves 12, the grouting sleeves 12 are filled with cement paste, the cement paste is injected from the grouting holes until the cement paste flows out of the grout outlet holes, then the grouting holes and the grout outlet holes are plugged by plugs, the cement paste is hardened in the grouting sleeves 12 to form grouting bodies 13, and the support legs 17 are fixed on the prefabricated bridge deck 5; the second post-cast area 18 and the first post-cast area 21 are communicated up and down, the inverted U-shaped steel bars protruding out of the prefabricated bridge deck 5 are welded with the second reserved steel bars 2, post-cast concrete 3 is filled in the first post-cast area 21 and the second post-cast area 18, and the prefabricated anti-collision wall 1 is further connected with the prefabricated bridge deck 5.
Referring to the attached drawing 3, the prefabricated anti-collision wall 1 is a reinforced concrete prefabricated component, the length of the prefabricated anti-collision wall 1 is 2m, the height of the prefabricated anti-collision wall 1 is 1.2m, the upper width of the prefabricated anti-collision wall is 400mm, the lower width of the prefabricated anti-collision wall is 450mm, the left side and the right side of the prefabricated anti-collision wall 1 are respectively provided with a first rabbet 20, after the two adjacent prefabricated anti-collision walls 1 are installed, the two adjacent prefabricated anti-collision walls 1 are mutually meshed through the first rabbet 20, so that the prefabricated anti-collision wall 1 on one side is in seamless connection, referring to the attached drawings 4 and 5, the top of the prefabricated anti-collision wall 1 is provided with a planting groove 16, the cross section of the planting groove 16 is 200mm × 200mm, the positions on the two sides of the planting groove 16 are provided with second rabbets 15, the cross section of the second rabbet 15 is 20mm × 20mm, a planting box 10 is arranged in the planting groove 16, the planting box 10 is made of a waterproof material, two sides of a flanging are clamped with the second rabbet 15, planting soil 11 for planting vegetation is arranged in the planting box, after the construction of the prefabricated anti-collision wall is completed, a vegetation can be planted on the planting soil 11, so that a ecological bridge 5 is provided with a 6 mm layer and a 7 mm, a concrete paving layer is arranged above the prefabricated anti-collision stone slab.
The main construction process of the ecological prefabricated anti-collision wall structure is as follows: firstly, manufacturing a prefabricated bridge deck 5 and a prefabricated anti-collision wall 1 according to the size, then hoisting the prefabricated anti-collision wall 1 to the upper part of the prefabricated bridge deck 5, ensuring that vertical steel bars 1 penetrate through a grouting sleeve 12, enabling a second post-pouring area 18 to vertically correspond to a first post-pouring area 19, then grouting into the grouting sleeve 12, and finishing the installation of the prefabricated anti-collision wall 1; pouring post-cast concrete 3 at the second post-cast area 18 and the first post-cast area 19 to reinforce the connection between the prefabricated anti-collision wall 1 and the prefabricated bridge deck 5; after all prefabricated crashproof walls 1 are installed, the pavement layer 6, the masonry curbstone 8 and the construction surface layer 7 are constructed in sequence, the planting box 10 is installed in the planting groove 16 at the top of the prefabricated crashproof wall 1, the planting soil 11 is filled, vegetation is planted on the planting soil 11 for greening, and improvement of ecological environment is facilitated.
The present invention has been described in detail with reference to the embodiments, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (7)
1. The utility model provides a prefabricated assembled anticollision wall structure of ecotype, its includes prefabricated crashproof wall (1) and prefabricated decking (5), and prefabricated crashproof wall (1) is installed on prefabricated decking (5), its characterized in that: a first rear pouring area (21) is arranged at a position, corresponding to the prefabricated anti-collision wall (1), on the prefabricated bridge deck (5), a first reserved steel bar (19) and an inverted U-shaped steel bar (4) are arranged inside the first rear pouring area (21), the bottom end of the inverted U-shaped steel bar (4) is welded with the first reserved steel bar (19), and the top end of the inverted U-shaped steel bar protrudes out of the top surface of the prefabricated bridge deck (5); the bottom of the prefabricated anti-collision wall (1) is provided with support legs (17) and a second post-pouring area (18), the second post-pouring area (18) is located between the support legs (17), and a second reserved steel bar (2) is arranged in the second post-pouring area (18); the second post-cast area (18) and the first post-cast area (21) are communicated up and down, the inverted U-shaped steel bars protruding out of the prefabricated bridge deck (5) are welded with the second reserved steel bars (2), and post-cast concrete (3) is filled in the first post-cast area (21) and the second post-cast area (18).
2. The ecotype prefabricated anti-collision wall structure according to claim 1, wherein: the left side and the right side of each prefabricated anti-collision wall (1) are respectively provided with a first rabbet (20), and two adjacent prefabricated anti-collision walls (1) are mutually meshed through the first rabbet (20).
3. The ecotype prefabricated anti-collision wall structure according to claim 1, wherein: the top of prefabricated crashproof wall (1) be equipped with and plant recess (16), be equipped with in planting recess (16) and plant box (10), be equipped with in planting box (10) and be used for planting the planting soil (11) of vegetation.
4. The ecological prefabricated assembly type anti-collision wall structure according to claim 3, wherein: second tongues (15) are arranged at the positions, located at the two sides of the planting groove (16), of the top of the prefabricated anti-collision wall (1), turned-over edges are arranged at the two sides of the planting box (10), and the turned-over edges are clamped with the second tongues (15).
5. The ecotype prefabricated anti-collision wall structure according to claim 1, wherein: the bottom of stabilizer blade (17) be equipped with a plurality of grout sleeve (12), the upper surface of prefabricated decking (5) is equipped with vertical reinforcing bar (14) with grout sleeve (12) one-to-one, vertical reinforcing bar (14) insert in corresponding grout sleeve (12), and grout sleeve (12) are filled with grout body (13).
6. The ecotype prefabricated anti-collision wall structure according to claim 1, wherein: and a paving layer (6) and a surface layer (7) are sequentially paved above the prefabricated bridge deck (5).
7. The ecotype prefabricated anti-collision wall structure according to claim 1, wherein: the inner side of the prefabricated anti-collision wall (1) is provided with a side stone (8), and the side stone (8) is tightly attached to the prefabricated anti-collision wall (1) through cement mortar (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921821331.6U CN210975543U (en) | 2019-10-28 | 2019-10-28 | Ecological prefabricated assembled anticollision wall structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921821331.6U CN210975543U (en) | 2019-10-28 | 2019-10-28 | Ecological prefabricated assembled anticollision wall structure |
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| Publication Number | Publication Date |
|---|---|
| CN210975543U true CN210975543U (en) | 2020-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921821331.6U Expired - Fee Related CN210975543U (en) | 2019-10-28 | 2019-10-28 | Ecological prefabricated assembled anticollision wall structure |
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| CN (1) | CN210975543U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113250081A (en) * | 2021-06-15 | 2021-08-13 | 山西高速集团朔神有限责任公司 | Prefabricated anti-collision wall for assembled bridge and construction method of prefabricated anti-collision wall |
-
2019
- 2019-10-28 CN CN201921821331.6U patent/CN210975543U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113250081A (en) * | 2021-06-15 | 2021-08-13 | 山西高速集团朔神有限责任公司 | Prefabricated anti-collision wall for assembled bridge and construction method of prefabricated anti-collision wall |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200710 Termination date: 20211028 |
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| CF01 | Termination of patent right due to non-payment of annual fee |