CN217581559U

CN217581559U - Light steel rectangular pipe railway protective fence

Info

Publication number: CN217581559U
Application number: CN202220726901.9U
Authority: CN
Inventors: 刘江伟; 仇炳宏; 张柯
Original assignee: China Railway Design Corp
Current assignee: China Railway Design Corp
Priority date: 2022-03-28
Filing date: 2022-03-28
Publication date: 2022-10-14
Anticipated expiration: 2032-03-28

Abstract

The utility model discloses a light steel rectangular pipe railway protective fence, including stand, dress core, upper fence, lower fence, short upstand, connecting plate, the stand is located many both sides that are vertical parallel distribution's dress core, and the upper end of many dress cores all is connected with the upper fence, and the lower extreme of many dress cores all is connected with lower fence, and the dress core that is close to the stand passes through the connecting plate to be connected with the stand that corresponds the side, the upper fence the lower fence, stand and the connecting plate that are located both sides enclose to close and form the structure that the longitudinal section is the rectangle, short upstand is installed to the upper end of stand, the lower extreme of stand passes through the mounting and realizes fixed with the concrete foundation. Through setting up stand, dress core, going up fence, lower fence and connecting plate among this technical scheme and enclosing and close the protective fence structure that forms the cross-section for the quadrangle, wherein, stand, short upstand, go up fence, lower fence all adopt galvanized square pipe, the lower extreme and the concrete foundation fixed connection of stand, whole protective fence structure light in weight, and easily production, transportation, installation and maintenance.

Description

Light steel rectangular pipe railway protective fence

Technical Field

The utility model relates to a railway safety protection technical field, concretely relates to light steel rectangular pipe railway guard fence.

Background

According to the standard of railway industry, protective fences in railway subgrade areas generally adopt reinforced concrete fences. The existing reinforced concrete fence has larger weight and is inconvenient to transport; and reinforced concrete fences usually need to be prefabricated in advance with reinforced concrete columns and transported to the site for installation. The whole production process is complex, and the installation procedure is complicated.

After the installed reinforced concrete fence is damaged, the problems of difficult repair, difficult maintenance and the like exist.

SUMMERY OF THE UTILITY MODEL

The utility model provides a light steel quarter bend railway protective fence, through setting up the stand, adorn the core, go up the fence, lower fence, the connecting plate encloses to close and forms the cross-section for tetragonal protective fence structure, the stand, short upstand all adopts zinc-plated side's pipe, the lower extreme and the concrete foundation fixed connection of stand, be close to and be connected through the connecting plate between the dress core of stand and the stand, whole protective fence structure light in weight, and easily installation, also be convenient for restore to it is great to have solved the reinforced concrete fence weight that prior art exists, technical problem such as difficult installation restoration.

The utility model discloses a following technical scheme realizes:

the utility model provides a light steel rectangular pipe railway protective fence, includes stand, dress core, goes up the fence, lower fence, short upstand, connecting plate, the stand is located many both sides that are vertical parallel distribution's dress core, and the upper end of many dress cores all is connected with last fence, and the lower extreme of many dress cores all is connected with lower fence, and the dress core that is close to the stand passes through the connecting plate to be connected with the stand that corresponds the side, go up the fence down the stand and the connecting plate that lie in both sides enclose to close the structure that forms the longitudinal section for the rectangle, short upstand is installed to the upper end of stand, the lower extreme of stand passes through the mounting and realizes fixing with the concrete foundation.

Optionally, the short upstand with the stand adopts welded connection, the top of short upstand with the top of stand all adopts steel sheet welding to seal, the stand with the short upstand is zinc-plated square pipe.

Optionally, there is a distance between the lower rail and the ground, the distance being no greater than 5cm.

Optionally, a top area of the upper column is provided with a barbed wire rolling cage in a penetrating manner.

Optionally, the fixing member includes an angle steel base, and the lower end of the upright is fixed on the concrete foundation through the angle steel base.

Optionally, the fixing part further comprises a hook bolt, and the hook bolt is fixed with the angle steel base by penetrating through a nut and a washer.

Optionally, the gasket is an anti-theft resilient gasket.

Optionally, the hook bolt is embedded into the concrete foundation in a pre-embedded manner, and then the angle steel base, the washer and the nut are sequentially installed at the upper end of the hook bolt, so that the angle steel base is fixed with the concrete foundation.

Optionally, the hook bolt penetrates through the nut, the washer and the angle steel base and enters the interior of the concrete foundation, and the total length of the hook bolt inside the concrete foundation is not less than 400mm.

Optionally, the height of the protective fence from the bottom end to the top end of the upright post is 2.2m, and the top end of the middle part of the protective fence is provided with a short upright post.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

1) Through setting up the stand among this technical scheme, the dress core, go up the fence, the fence is down, the connecting plate encloses to close and forms the cross-section for tetragonal protection fence structure, wherein, the stand, short upstand, go up the fence, the fence all adopts zinc-plated side pipe down, zinc-plated side pipe adopts zinc-plating and dip plastic processing, the zinc-plating volume is 270 g/square meter, and the lower extreme and the concrete foundation fixed connection of stand, whole protection fence structure weight is light, and easily production and installation, when part structure appears damaging in meetting the protection fence structure, be convenient for restore.

2) When the stand is connected fixedly with the concrete foundation among this technical scheme, adopt the spanner just can fix angle steel base through gib head bolt and concrete foundation, when needs maintain the protective fence, because adopt welded connection more between the part, for the precast concrete post that adopts among the prior art, the maintenance of convenient to detach, simultaneously because whole light in weight, just transport the scene in installation the place ahead.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the center pillar and the concrete foundation of the present invention;

wherein: 1-concrete foundation, 2-upper fence, 3-barbed thread rolling cage, 4-lower fence, 5-core, 6-upright post, 7-short upright post, 8-angle steel base, 9-hook bolt, 10-nut, 11-washer and 12-connecting plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in detail with reference to the following embodiments, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not intended as limitations of the present invention.

Example 1:

the utility model provides a light steel rectangular pipe railway protective fence, includes stand 6, dress core 5, goes up fence 2, lower fence 4, short vertical column 7, connecting plate 12, stand 6 is located many both sides that are vertical parallel distribution's dress core 5, and many dress core 5's upper end all is connected with last fence 2, and many dress core 5's lower extreme all is connected with lower fence 4, and the dress core 5 that is close to stand 6 is connected with the stand 6 that corresponds the side through connecting plate 12, go up fence 2 lower fence 4, stand 6 and the connecting plate 12 that are located both sides enclose to close the structure that forms the longitudinal section for the rectangle, short vertical column 7 is installed to the upper end of stand 6, the lower extreme of stand 6 passes through the mounting and realizes fixing with the concrete foundation. In this embodiment, the number of the cores 5 may be multiple, specifically, more than or equal to five, and the cores 5 are arranged in parallel.

Because the protective fence of the railway subgrade section in the prior art adopts the reinforced concrete protective fence, the production process is complex, the weight is large, and the protective fence is inconvenient to transport and install when being installed in a preset place. In the embodiment, the adopted upright posts 6, the core 5, the upper rail 2, the lower rail 4 and the short upright posts 7 are galvanized square tubes which are light steel rectangular tubes and are convenient to install and transport, wherein the specifications of the upper rail 2 and the lower rail 4 are 70mm multiplied by 3mm.

In the protective fence structure in this embodiment, the standard of the upright post 6 is 100mm × 100mm × 4mm, the standard of the core 5 is 40mm × 60mm × 2mm, the center distance of the core 5 is 150mm, and the center distance is the distance between the center lines of two adjacent core installations. Meanwhile, in this embodiment, the core 5 may be a vertical tubular structure, and the clear distance between the core 5 and the core 5 is set according to a distance not exceeding 105mm, so as to achieve the purpose of protection.

The specification 40mm x 2mm of short upstand 7, short upstand 7 and stand 6 adopt welded connection, short upstand 7 with the top of stand 6 all adopts the steel sheet welding to seal, prevents that the rainwater from invading. The upright post 6 and the short vertical post 7 are galvanized square tubes. The galvanized square pipe is treated by galvanizing and dipping, the galvanizing amount is 270 g/square meter, and the weight of the protective fence structure forming the whole is light, so that the installation is convenient, the production efficiency is improved, and the engineering cost is reduced.

Wherein, in this embodiment, dress core 5 that is close to stand 6 is connected with the stand 6 that corresponds the side through connecting plate 12, specifically is: being close to the nearest dress core 5 that is located the stand 6 of both sides, being connected through connecting plate 12 between this dress core 5 and the stand 6, and dress core 5 with connecting plate 12 that sets up between the stand 6 can set up as required, satisfies firm needs, sets up a plurality of connecting plates 12, and the interval that is located between the connecting plate 12 with one side is the same. The specific structure of the connecting plate 12 may be a plate-shaped structure, which fixes the upright post 6.

Optionally, the height of the protective fence from the bottom of the upright post 6 to the top end of the upright post 6 is 2.2m, and the top of the protective fence is provided with the barbed wire rolling cage 3 so as to meet the height requirement of railway safety protection, so that the overall height of the protective fence is limited, and the standard specification of the railway industry is met. Because the upright posts 6 and the core 5 which form the integral structure of the protective fence are light rectangular steel pipes, the barbed wire rolling cage 3 runs through the top of the protective fence, and meanwhile, the barbed wire rolling cage 3 is treated by zinc plating and dip molding, and the zinc plating amount is 270 g/square meter, the obtained integral structure of the protective fence is light, and the structure of the barbed wire rolling cage 3 is the prior art and is not detailed any more.

Optionally, there is a distance between the lower rail 4 and the ground, and the distance is not more than 5cm. Set up the interval between lower fence 4 and ground, set up a section high distance between lower fence 4 and the ground promptly, do benefit to the installation and the drainage of lower fence 4.

Optionally, the fixing member includes an angle steel base 8, and the lower end of the upright column 6 is fixed on the concrete foundation 1 through the angle steel base 8. The specification of the angle steel base 8 is 200mm multiplied by 180mm multiplied by 12mm. The fixing piece further comprises a hook bolt 9, and the hook bolt 9 is fixed with the angle steel base 8 through penetrating through a nut 10 and a washer 11. The gasket 11 is an anti-theft elastic gasket. In this embodiment, through setting up the mounting, realize the effective fixed between stand 6 and concrete foundation 1.

Optionally, the hook bolt 9 is embedded into the concrete foundation 1 in a pre-embedded manner, and then the upper end of the hook bolt 9 is sequentially provided with the angle steel base 8, the washer 11 and the nut 10, so that the angle steel base 8 is fixed with the concrete foundation 1. The specific operation is as follows: the hook bolt 9 is pre-buried in advance, namely when the concrete foundation 1 is prefabricated, the hook bolt 9 is placed in a designated position and a size area in the concrete foundation 1 in advance, then the upper end of the angle steel base 8 is provided with the gasket 11, the nut is screwed up, cement mortar is added after screwing up for sealing, and the angle steel base 8 and the concrete foundation 1 are fixed by adopting the mode.

Optionally, the hook bolt 4 penetrates through the nut 10, the washer 11 and the angle iron base 8 and then enters the concrete foundation 1, and the total length of the hook bolt 4 inside the concrete foundation 1 is not less than 400mm. The hook bolt 4 can be fastened by a socket wrench, and the top of the hook bolt 4 is sealed by cement mortar.

Optionally, the height of the protective fence from the bottom end to the top end of the upright post 6 is 2.2m, and the top end of the middle part of the protective fence is provided with a short upright post 7. The number of the short vertical columns 7 can be multiple, so that the fixation of the whole protective fence can be effectively enhanced.

In this embodiment, when the stand 6 with angle steel base 8 is connected fixedly, stand 6 with angle steel base 8 adopts welded connection, and angle steel base 8 is fixed with gib head bolt 9, and the concrete mode is: the angle steel base 8 can be fixed with the concrete foundation 1 through the hook bolt 9 by adopting a spanner, and the upright post 6 is welded on the angle steel base 8; when the protective fence needs to be maintained and repaired, because the parts are connected by welding, compared with the reinforced concrete fence adopted in the prior art, the protective fence is convenient to disassemble and maintain; meanwhile, the whole body is light in weight and is convenient to transport to the site before installation, so that the whole installation and production efficiency is improved.

The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a light steel square tube railway protective fence which characterized in that: including stand (6), dress core (5), go up fence (2), fence (4), short vertical column (7), connecting plate (12) down, stand (6) are located many both sides that are vertical parallel distribution's dress core (5), and the upper end of many dress core (5) all is connected with last fence (2), and the lower extreme of many dress core (5) all is connected with fence (4) down, and dress core (5) that are close to stand (6) are connected with stand (6) that correspond the side through connecting plate (12), go up fence (2) down fence (4), stand (6) and connecting plate (12) that are located both sides enclose to close and form the structure that the longitudinal section is the rectangle, short vertical column (7) are installed to the upper end of stand (6), the lower extreme of stand (6) is through the mounting realization with concrete foundation (1) fixed.

2. The lightweight steel rectangular pipe railway protective fence according to claim 1, characterized in that: short upstand (7) with stand (6) adopt welded connection, the top of short upstand (7) with the top of stand (6) all adopts the steel sheet welding to seal, stand (6) with short upstand (7) are zinc-plated side's pipe.

3. The lightweight steel rectangular pipe railway protective fence according to claim 1, characterized in that: and a distance exists between the lower fence (4) and the ground, and the distance is not more than 5cm.

4. The lightweight steel rectangular pipe railway protective fence according to claim 1, characterized in that: and a top area of the upper fence (2) is provided with a barbed thread rolling cage (3) in a penetrating way.

5. The lightweight steel rectangular pipe railway protective fence according to claim 1, characterized in that: the mounting includes angle steel base (8), the lower extreme of stand (6) is fixed through angle steel base (8) on concrete foundation (1).

6. The lightweight steel rectangular pipe railway protective fence according to claim 5, characterized in that: the fixing piece further comprises a hook bolt (9), and the hook bolt (9) is fixed with the angle steel base (8) by penetrating through a nut (10) and a washer (11).

7. The lightweight steel rectangular pipe railway protective fence according to claim 6, characterized in that: the gasket (11) is an anti-theft elastic gasket.

8. The lightweight steel rectangular pipe railway protective fence according to claim 6, characterized in that: the hook bolt (9) is implanted into the concrete foundation (1) in a pre-buried mode, and then an angle steel base (8), a gasket (11) and a nut (10) are sequentially installed at the upper end of the hook bolt (9) to enable the angle steel base (8) to be fixed with the concrete foundation (1).

9. The lightweight steel rectangular pipe railway protective fence according to claim 8, wherein: the hook bolt (9) penetrates through the nut (10), the washer (11) and the angle steel base (8) and then enters the concrete foundation (1), and the hook bolt (9) is located at the position, where the total length of the interior of the concrete foundation (1) is not less than 400mm.

10. The lightweight steel rectangular pipe railway protective fence according to claim 1, characterized in that: the height of the protective fence from the bottom end to the top end of the upright post (6) is 2.2m, and a short vertical post (7) is arranged at the top end of the middle part of the protective fence.