Residue soil scattering prevention device for metro open cut station

Abstract

The utility model discloses a muck scattering prevention device for an open cut subway station. The device comprises a concrete support, the two opposite sides of the upper portion of the concrete support are each provided with a steel angle, the steel angles are clamped to the upper edge of the concrete support, the outer sides of the two steel angles are correspondingly and fixedly connected with a plurality of vertical square steel pipes which are vertically arranged at intervals in the length direction of the steel angles, the length of each vertical square steel pipe ranges from 500 mm to 1000 mm, and the length of each vertical square steel pipe ranges from 500 mm to 1000 mm. The upper portions of the two pieces of angle steel are fixedly connected through a plurality of transverse square steel pipes arranged at intervals in the length direction of the angle steel, the transverse square steel pipes and the vertical square steel pipes are arranged correspondingly, and the upper ends of the two corresponding vertical square steel pipes on the two sides are each fixedly connected with an inclined supporting steel pipe. The upper ends of the two diagonal bracing steel pipes are fixedly connected and form tripods with the transverse square steel pipes, protective steel plates are laid on the outer sides of the diagonal bracing steel pipes on the two sides respectively and fixedly connected with the diagonal bracing steel pipes through dovetail screw bolts, and the tops of the tripods at the two ends are each fixedly provided with a hanging ring.

Description

TECHNICAL FIELD

[0001] The utility model relates to a subway open cut station anti-sludge falling device belongs to subway station construction technical field. BACKGROUND

[0002] When the open cut subway station is excavated, the horse head crane is generally used for construction, and the horse head crane operation has more sludge falling, and the following quality defects are prone to occur:

[0003] 1, the sludge is easy to fall on the completed construction concrete support, and the concrete support is prone to stress deformation;

[0004] 2, the sludge falling has stone, and the stone falling is easy to damage the concrete support.

[0005] Therefore, an anti-sludge falling device for subway open cut station construction is needed to prevent the completed concrete support from being damaged in subsequent construction. UTILITY MODEL CONTENTS

[0006] In view of the defects in the prior art, the utility model provides an anti-sludge falling device for subway open cut station, which can effectively prevent the concrete support from being damaged in subsequent construction.

[0007] The utility model is realized through the following technical scheme: an anti-sludge falling device for subway open cut station, including concrete support, its characterized in that: the upper part of the concrete support is provided with an angle steel on the opposite sides, the angle steel is clamped on the upper edge of the concrete support, the outer side of the two angle steels is correspondingly fixedly connected with a plurality of vertical square steel pipes which are arranged along the length direction and vertically arranged, the length of the vertical square steel pipe is 500mm-1000mm, the upper part of the two angle steels is fixedly connected through a plurality of horizontal square steel pipes which are arranged along the length direction, the horizontal square steel pipe is correspondingly arranged with the vertical square steel pipe, the upper end of the two vertical square steel pipes on the opposite sides is fixedly connected with an inclined inclined steel pipe, the upper end of the two inclined steel pipes is fixedly connected and forms a tripod with the horizontal square steel pipe, the outer side of the inclined steel pipe on the two sides is paved with a protective steel plate, the protective steel plate is fixedly connected with the inclined steel pipe through dovetail wire bolts, and the top of the tripod on the two ends is fixedly connected with a lifting ring.

[0008] The utility model discloses, through two angle steels can with the both sides edge of concrete support clasp, the horizontal square steel pipe is fixedly connected together with the both sides angle steel, vertical square steel pipe and angle steel fixed connection, to make the device whole can be clamped and fixed on concrete support, through the vertical square steel pipe of both sides can effectively prevent the device to both sides overturn, can effectively prevent the displacement or toppling of device when the muck spills, the protective steel plate set up on the inclined bracing steel pipe can protect the lower concrete support, can effectively prevent the damage of concrete structure when the muck spills on concrete support, the protective steel plate of both sides sets up on the inclined bracing steel pipe, and the muck is not easy to cause the heaped load when spilling on the protective steel plate, and the concrete support is not easy to stress deformation because of muck heaped load. Through the lifting ring set up at both ends, the device whole can be hoisted and removed, and the installation position of the device is adjusted, and the installation and removal of the device are convenient.

[0009] Further, to ensure the reliability of the device during use, the inclination angle of the inclined bracing steel pipe is 45°.

[0010] Further, the spacing between the vertical square steel pipes is 500mm.

[0011] Further, the angle steel is an equilateral angle steel of L100*6mm.

[0012] Further, the thickness of the protective steel plate is 1mm.

[0013] Further, the lifting ring is made of Φ14 plain round steel, and the diameter of the lifting ring is 100mm.

[0014] Further, one row of dovetail wire bolts is arranged at a spacing of 300mm.

[0015] The utility model discloses the beneficial effect is: the utility model discloses the connecting structure formed by angle steel, horizontal square steel pipe, vertical square steel pipe can reliably be clamped and fixed on concrete support, and the vertical square steel pipe of both sides can effectively prevent the device from toppling, and guarantee the stability of the device when the muck spills. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is the cross section schematic view of the utility model discloses;

[0017] Figure 2is a longitudinal section schematic diagram of the utility model;

[0018] Figure 3 is a top view schematic diagram of the utility model;

[0019] In the drawing, 1, concrete support, 2, vertical square steel pipe, 3, angle steel, 4, horizontal square steel pipe, 5, inclined bracing steel pipe, 6, protective steel plate, 7, lifting ring. DETAILED DESCRIPTION

[0020] The technical scheme of the utility model will be described in detail below by non-restrictive examples and in conjunction with the drawings.

[0021] As shown in the drawings, a subway open cut station slag falling prevention device, including concrete support 1, the upper portion opposite sides of concrete support 1 are provided with an angle steel 3 respectively, the angle steel 3 is clamped on the upper edge of concrete support 1, the angle steel 3 adopts L100*6 equilateral angle steel, the length of angle steel 3 is set according to the construction needs, and the length of angle steel 3 is 3 m in the embodiment. The outer side of the two angle steels 3 is welded with multiple vertical square steel pipes 2 arranged along the length direction and spaced, the length of vertical square steel pipe 2 is 500mm-1000mm, the welding length is 100mm, and the vertical square steel pipes 2 on both sides are correspondingly arranged. Vertical square steel pipe 2 adopts 50mm*50mm square steel pipe. In order to guarantee the structural strength of the device, preferably, the spacing of vertical square steel pipe 2 is 500mm, and a total of 7 rows are arranged. The upper portion of the two angle steels 3 is fixedly connected through multiple horizontal square steel pipes 4 arranged along the length direction and spaced, the two ends of horizontal square steel pipe 4 are welded and fixed with the angle steels 3 on both sides, the welding length is not less than 100mm, the horizontal square steel pipe 4 is correspondingly arranged with the vertical square steel pipe 2, the spacing of horizontal square steel pipe 4 is 500mm, and a total of 7 rows are arranged. Horizontal square steel pipe 4 adopts 50mm*50mm square steel pipe. The upper end of the two vertical square steel pipes 2 corresponding on both sides is welded and connected with an inclined bracing steel pipe 5 respectively, the upper end of the two inclined bracing steel pipes 5 is fixedly connected and forms a tripod with horizontal square steel pipe 4. Inclined bracing steel pipe 5 adopts 50mm*50mm square steel pipe. Preferably, the inclination angle of inclined bracing steel pipe 5 is 45°. Protective steel plates 6 are respectively laid on the outer side of the inclined bracing steel pipes 5 on both sides, the protective steel plates 6 are fixedly connected with the inclined bracing steel pipes 5 through dovetail wire bolts, and one row of dovetail wire bolts is arranged at an interval of 300mm. The protective steel plate 6 preferably adopts a steel plate with a thickness of 1mm. A lifting ring 7 is fixedly arranged on the top of the tripod at both ends respectively, the lifting ring 7 is made of Φ14 smooth round steel, and the diameter of the lifting ring 7 is 100mm.

[0022] The utility model discloses a connection structure of slag soil falling prevention device and concrete support 1 is formed by angle steel 3, horizontal square steel pipe 4, vertical square steel pipe 2 connection, can make the stable clamping of slag soil falling prevention device in the upper portion of concrete support 1, and through the vertical square steel pipe of both sides setting can effectively prevent the slag soil falling prevention device to dump to the side, guarantee the use reliability of device. The protection steel sheet 6 and the tripod connection form the protection structure of upper portion, can prevent the slag soil in construction from falling on concrete support 1 through protection steel sheet 6. The inclined protection steel sheet 6 can also effectively prevent the slag soil that falls on its upper portion from piling up, prevent the displacement or dumping of device. Through the lifting ring 7 of both ends, the installation position of slag soil falling prevention device can be conveniently moved or adjusted, and the installation and dismounting of slag soil falling prevention device are also convenient.

[0023] The utility model discloses simple structure, high structural strength, in subway open cut station construction, can effectively protect the concrete support of having finished work, prevent the concrete support from being damaged in subsequent construction. The tripod and vertical square steel pipe in the utility model all adopt 50mm*50mm square steel pipe welding processing, and the structural strength is high, and can be used repeatedly, which is favorable for reducing construction cost.

Claims

1. A device for preventing soil spillage in open-cut subway stations, comprising concrete supports, characterized in that: An angle steel is installed on each of the two opposite sides of the upper part of the concrete support. The angle steel is engaged with the upper edge of the concrete support. Multiple vertical square steel pipes, 500mm-1000mm in length, are fixedly connected to the outer sides of the two angle steels. The upper parts of the two angle steels are fixedly connected by multiple horizontal square steel pipes, which are spaced apart along their length. The horizontal square steel pipes are arranged correspondingly to the vertical square steel pipes. An inclined bracing steel pipe is fixedly connected to the upper end of each of the two corresponding vertical square steel pipes on both sides. The upper ends of the two bracing steel pipes are fixedly connected and form a triangular frame with the horizontal square steel pipes. Protective steel plates are laid on the outer sides of the bracing steel pipes on both sides. The protective steel plates are fixedly connected to the bracing steel pipes by dovetail bolts. A lifting ring is fixed to the top of the triangular frame at both ends.

2. The device for preventing soil spillage in open-cut subway stations according to claim 1, characterized in that: The inclined angle of the diagonal bracing steel pipe is 45°.

3. The device for preventing soil spillage in open-cut subway stations according to claim 1, characterized in that: The spacing between the vertical square steel pipes is 500mm.

4. The device for preventing soil spillage in open-cut subway stations according to claim 1, 2, or 3, characterized in that: The angle steel is an equilateral angle steel of L100*6mm.

5. The device for preventing soil spillage in open-cut subway stations according to claim 4, characterized in that: The thickness of the protective steel plate is 1 mm.

6. The device for preventing soil spillage in open-cut subway stations according to claim 5, characterized in that: The lifting ring is made of Φ14 plain round steel bar, and the diameter of the lifting ring is 100mm.

7. The device for preventing soil spillage in open-cut subway stations according to claim 5, characterized in that: The dovetail bolts are installed at 300mm intervals.

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