CN209779520U - Guard fence applied to local railway and special railway - Google Patents
Guard fence applied to local railway and special railway Download PDFInfo
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- CN209779520U CN209779520U CN201920377920.3U CN201920377920U CN209779520U CN 209779520 U CN209779520 U CN 209779520U CN 201920377920 U CN201920377920 U CN 201920377920U CN 209779520 U CN209779520 U CN 209779520U
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- rectangular steel
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Abstract
The utility model discloses a protective fence applied to local railways and special railways, which comprises a concrete foundation (1), a rectangular steel upright post (2), a galvanized steel pipe (3), a mesh grid (4), a connecting plate (5) and a bolt (6); a foundation preformed hole (7) is formed in the concrete foundation (1); the bottom ends of the rectangular steel upright posts (2) are embedded into the concrete foundation (1) through foundation preformed holes (7); and a net piece is arranged between every two adjacent rectangular steel upright columns (2). The side of rectangle steel stand (2) and net piece all is fixed and is equipped with a plurality of connecting plates (5), and each connecting plate (5) all is equipped with the bolt hole. The rectangular steel upright posts (2) are fixedly connected with the respective connecting plates (5) of the net sheets through bolts (6). The utility model discloses convenient material collection, easily production, be convenient for the installation, shorten construction period, the cost is low.
Description
Technical Field
the utility model belongs to the technical field of the railway engineering construction, in particular to apply to local railway and special railway's guard fence.
Background
The railway line protective fence is an important component of line equipment, can effectively prevent people, livestock and the like from entering an existing line, and ensures driving safety. At present, only express high-speed railways, intercity railways, heavy haul railways and passenger-cargo collinear railways with the design speed of 120km/h and above are required to be provided with protective fences in the railway related technology specification. However, with the continuous promotion of the national 'revolution iron' policy, the construction of local railways and special railways in China is rapidly developed, and the traffic safety problem of the local railways and the special railways is more prominent.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the technical problem who exists among the prior art, provide one kind and apply to local railway and special railway's guard fence, can reach convenient for draw materials, easily production, be convenient for the installation, shorten construction period, beneficial effect that the cost is low.
In order to solve the technical problem, the utility model discloses a technical scheme is: a protective fence applied to local railways and special railways comprises a concrete foundation (1), rectangular steel columns (2), galvanized steel pipes (3), a mesh grid (4), a connecting plate (5) and bolts (6);
A foundation preformed hole (7) is formed in the concrete foundation (1); the bottom ends of the rectangular steel upright posts (2) are embedded into the concrete foundation (1) through foundation preformed holes (7); and a net piece is arranged between every two adjacent rectangular steel upright columns (2).
Preferably, the side surfaces of the rectangular steel upright column (2) and the net piece are fixedly provided with a plurality of connecting plates (5), and each connecting plate (5) is provided with a bolt hole.
Preferably, the rectangular steel upright post (2) and the connecting plate (5) of the net piece are fixedly connected through a bolt (6).
Preferably, the mesh is composed of a galvanized steel pipe (3) and a mesh grid (4).
Preferably, the galvanized steel pipe (3) is welded into a rectangular structure, a mesh grid (4) is arranged in the rectangular structure, and the periphery of the mesh grid (4) is welded with the galvanized steel pipe (3) to form a metal mesh integral structure.
Compared with the prior art, the utility model discloses the beneficial effect who has is: the utility model is suitable for laying at medium and short distances, compared with the railway protective fence which is widely used at present, the foundation, the upright post and the metal net piece are independent structures, so that a template does not need to be manufactured on site, and the maintenance and the replacement are convenient; the foundation and the upright post, and the upright post and the metal mesh sheet can be flexibly installed and disassembled. Meanwhile, the structure also has the advantages of convenient material taking, easy production, shortened construction period, low manufacturing cost and the like.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of the rectangular steel column of the present invention.
Fig. 3 is the utility model discloses basic prefabricated construction schematic diagram.
Fig. 4 is a schematic view of the structure of the connecting member of the present invention.
In the figure, 1-concrete foundation, 2-rectangular steel upright post, 3-galvanized steel pipe, 4-wire mesh grid, 5-connecting plate, 6-bolt and 7-foundation preformed hole.
Detailed Description
in order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The embodiment of the utility model discloses a protective fence applied to local railways and special railways, which comprises a concrete foundation (1), a rectangular steel upright post (2), a galvanized steel pipe (3), a mesh grid (4), a connecting plate (5) and a bolt (6) as shown in the figure;
a foundation preformed hole (7) is formed in the concrete foundation (1); the bottom ends of the rectangular steel upright posts (2) are embedded into the concrete foundation (1) through foundation preformed holes (7); a net piece is arranged between two adjacent rectangular steel upright posts (2).
In this embodiment, the side of rectangle steel stand (2) and net piece all is fixed and is equipped with a plurality of connecting plates (5), and each connecting plate (5) all is equipped with the bolt hole.
In the embodiment, the rectangular steel upright posts (2) are fixedly connected with the respective connecting plates (5) of the net sheets through bolts (6).
In the embodiment, the net sheet consists of a galvanized steel pipe (3) and a wire mesh grid (4).
In the embodiment, the galvanized steel pipes (3) are welded into a rectangular structure, the wire gauze grids (4) are arranged in the rectangular structure, and the peripheries of the wire gauze grids (4) and the galvanized steel pipes (3) are welded to form a metal mesh integral structure.
In the embodiment, the concrete foundation can be prefabricated and is provided with a reserved hole; the preformed hole is positioned at the center of the foundation, the depth of the preformed hole is 3/5 of that of the concrete foundation, and the side length error of the preformed hole and the side length error of the section of the rectangular steel upright are within 1 cm.
The rectangular steel upright post is of a cuboid structure, and the cross section of the rectangular steel upright post is square. The rectangular steel upright posts are erected in the reserved holes of the concrete foundation, and the upright posts are provided with three groups of connecting plates with reserved bolt holes; the reserved bolt holes of the connecting plate correspond to the bolt holes of the connecting plate on the metal mesh frame;
Three groups of connecting plates are welded on the frames on the two sides of the net piece respectively, and the reserved bolt holes of the connecting plates correspond to the bolt holes of the connecting plates of the rectangular steel upright posts.
The durability of the concrete structure of the utility model meets the requirements of the design code of the durability of the concrete structure (GB/T50476-2008).
The utility model can be installed on site during use, and the rectangular steel pipe, the mesh grid and the connecting plate are welded to form a metal mesh sheet integral structure; after the precast concrete foundation is buried into the ground at a certain interval, fixing the rectangular steel upright posts in the reserved holes of the foundation; and aligning the whole metal mesh with the rectangular steel upright post through a connecting plate, and fixing by using the bolt.
The utility model is suitable for local railways and special railways with medium and short distances, compared with the railway protective fence which is widely used at present, the foundation, the upright post and the metal net piece are of independent structures, thus being convenient for maintenance and replacement; the foundation and the upright post, and the upright post and the metal mesh sheet can be flexibly installed and disassembled. Meanwhile, the structure also has the advantages of convenient material taking, easy production, shortened construction period, low manufacturing cost and the like.
The present invention has been described in detail with reference to the embodiments, but the description is only exemplary of the present invention and should not be construed as limiting the scope of the present invention. The protection scope of the present invention is defined by the claims. Technical scheme, or technical personnel in the field are in the utility model technical scheme's inspiration the utility model discloses an essence and protection within range, design similar technical scheme and reach above-mentioned technological effect, perhaps to the impartial change that application scope was made and improve etc. all should still belong to within the protection scope is covered to the patent of the utility model. It should be noted that for the sake of clarity, parts of the description of the invention have been omitted which do not have a direct obvious relationship with the scope of protection of the invention, but which are known to the skilled person.
Claims (5)
1. A protective fence applied to local railways and special railways is characterized by comprising a concrete foundation (1), rectangular steel columns (2), galvanized steel pipes (3), a mesh grid (4), a connecting plate (5) and bolts (6);
A foundation preformed hole (7) is formed in the concrete foundation (1); the bottom ends of the rectangular steel upright posts (2) are embedded into the concrete foundation (1) through foundation preformed holes (7); and a net piece is arranged between every two adjacent rectangular steel upright columns (2).
2. A protective fence for local and special railways according to claim 1, characterized in that the rectangular steel upright (2) and the side of the net are fixedly provided with a plurality of connecting plates (5), and each connecting plate (5) is provided with bolt holes.
3. A protective fence for local and special railways according to claim 2, characterized in that the rectangular steel upright (2) and the respective connecting plate (5) of the net are fixedly connected by bolts (6).
4. Protective fence for local and special railways according to claim 1, characterized in that the mesh consists of galvanized steel pipes (3), wire grids (4).
5. The protective fence for local railways and special railways as claimed in claim 4, wherein the galvanized steel pipes (3) are welded into a rectangular structure, the wire grids (4) are arranged in the rectangular structure, and the periphery of the wire grids (4) is welded with the galvanized steel pipes (3) to form a metal mesh integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920377920.3U CN209779520U (en) | 2019-03-25 | 2019-03-25 | Guard fence applied to local railway and special railway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920377920.3U CN209779520U (en) | 2019-03-25 | 2019-03-25 | Guard fence applied to local railway and special railway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209779520U true CN209779520U (en) | 2019-12-13 |
Family
ID=68799402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920377920.3U Active CN209779520U (en) | 2019-03-25 | 2019-03-25 | Guard fence applied to local railway and special railway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209779520U (en) |
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2019
- 2019-03-25 CN CN201920377920.3U patent/CN209779520U/en active Active
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