CN115419286A - Girder steel faces limit safety device - Google Patents

Abstract

The invention relates to the technical field of building construction safety, in particular to a steel beam border safety protection device, which includes a steel wire rope and a clamp for clamping a structural steel beam, and is characterized in that the clamp includes an upper clamp and a lower clamp, and the The upper clamp is fixed on the upper structural steel beam, and the lower clamp is fixed on the relatively underground structural steel beam; it also includes a protective main frame, the protective main frame is located between the upper clamp and the lower clamp, and the protective main frame is connected to the lower clamp. Clamp connection; one end of the steel wire rope is connected to the upper clamp, and the other end is connected to the protective main frame. The invention has stable performance and high safety performance, and the spacing of the slots can be adjusted according to the size of the steel beams, so as to be suitable for the protection of steel beams of different sizes, and can be detachably connected, and can be used repeatedly after dismantling, and the maintenance cost is low.

Description

A steel beam edge safety protection device

technical field

The invention relates to the technical field of building construction safety, in particular to a steel beam edge safety protection device.

Background technique

With the rapid increase in the number of super high-rise buildings in recent years and the continuous improvement of construction technology, the height of buildings is also increasing. The protection of building periphery is very important for construction safety.

In the construction of steel structure engineering, climbing-type external construction is generally adopted. When the lower steel beam is constructed after ascending, if there are no protective measures or the protective measures are not firm, it is very easy to cause the risk of falling from a high place.

Based on this, the present invention provides a steel beam border safety protection device to solve the above problems.

Contents of the invention

The technical problem to be solved by the present invention is to provide a steel girder border safety protection device, which can effectively solve the problems raised in the above-mentioned background technology.

In order to solve the above problems, the technical solution adopted by the present invention is: a safety protection device for the edge of steel beams, including steel wire ropes and clamps for clamping structural steel beams, characterized in that the clamps include upper clamps and lower clamps , the upper clamp is fixed on the upper structural steel beam, and the lower clamp is fixed on the relatively underground structural steel beam; it also includes a main protective frame, the main protective frame is located between the upper clamp and the lower clamp, and the main protective The frame is connected with the lower clamp; one end of the steel wire rope is connected with the upper clamp, and the other end is connected with the protective main frame.

Preferably, the upper clamp is composed of a first clamping plate and a second clamping plate, and the first clamping plate and the second clamping plate are connected to form a clamping groove for clamping on the structural steel beam.

Preferably, the long ends of the first clamping plate and the second clamping plate are provided with a plurality of connection holes, and the first clamping plate and the second clamping plate are locked by bolt connection.

Preferably, one end of the steel wire rope is connected and fixed to the upper clamp through the connection hole, and the other end of the steel wire rope is connected and fixed to one side of the protective main frame.

Preferably, the lower clamp is provided with a U-shaped groove for clamping on the structural steel beam, the upper end of the U-shaped groove is provided with a bolt hole, and the lower clamp is clamped on the structural steel beam through bolt connection.

Preferably, the lower clamp is provided with a connecting pipe, the connecting pipe is welded and fixed to the upper end of the U-shaped groove, and the connecting pipe is provided with a reinforcing rib.

Preferably, one side of the protective main frame is welded and fixed to the connecting pipe of the lower fixture; the protective main frame is welded from a plurality of steel pipes, and the protective main frame is provided with a protective layer, and the protective layer includes upper and lower layers.

Preferably, the upper layer of the protective layer is a steel wire mesh layer, the lower layer of the protective layer is a nylon rope netting layer, and the upper layer of the protective layer is welded and fixed to the protective main frame; a hook is provided under the protective main frame, and the lower layer of the protective layer Hang on the hook.

Preferably, the included angle between the protective main frame and the horizontal plane is 10°-15°.

Compared with the prior art, the present invention provides a steel girder border safety protection device, which has the following advantages:

1. The present invention has stable performance and high safety performance, and the distance between the slots can be adjusted according to the size of the steel beam, so as to be suitable for the protection of steel beams of different sizes.

2. The present invention can be detachably connected, has low maintenance cost, and can be used repeatedly after dismantling.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the present invention;

Fig. 2 is a schematic diagram of the structure of the upper fixture of the present invention;

Fig. 3 is a schematic diagram of the use state of the upper clamp of the present invention;

Fig. 4 is a schematic diagram of the structure of the lower fixture of the present invention;

Fig. 5 is a schematic diagram of the use state of the lower clamp of the present invention;

Fig. 6 is a side view of the overall structure of the present invention;

Fig. 7 is a combined use state diagram of the present invention;

Among them: 1. Steel wire rope, 2. Upper fixture, 201, first clamping plate, 202, second clamping plate, 203, card slot, 204, connecting hole, 3. Lower fixture, 301, U-shaped groove, 302, Bolt hole, 303, connecting pipe, 304, reinforcing rib, 4, protective main frame, 401, hook, 5, protective layer, 501, steel mesh layer, 502, nylon rope net layer, 6, structural steel beam.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention.

Referring to Figures 1-7, the present invention provides a steel beam border safety protection device, including a steel wire rope 1 and a clamp for clamping a structural steel beam 6, characterized in that:

The clamp includes an upper clamp 2 and a lower clamp 3, the upper clamp 2 is fixed on the upper structural steel beam 6, and the lower clamp 3 is fixed on the relatively underground structural steel beam 6;

Also includes a protective main frame 4, the protective main frame 4 is located between the upper clamp 2 and the lower clamp 3, and the protective main frame 4 is connected to the lower clamp 3;

One end of the steel wire rope 1 is connected to the upper clamp 2 , and the other end is connected to the protective main frame 4 .

Preferably, the upper clamp 2 is composed of a first clamping plate 201 and a second clamping plate 202, and the connection between the first clamping plate 201 and the second clamping plate 202 forms a clamp for clamping on the structural steel beam. 6 on the card slot 203.

Preferably, the long ends of the first clamping plate 201 and the second clamping plate 202 are provided with a plurality of connecting holes 204, and the first clamping plate 201 and the second clamping plate 202 are connected by bolts. tight.

Specifically, referring to Fig. 2 and Fig. 3, the first clamping plate 201 and the second clamping plate 202 are both made of a 5mm steel plate into a U-shape, have a long end and a short end, and the long end is provided with a plurality of connection holes 204 , the first clamping plate 201 and the second clamping plate 202 are connected and fixed with M20 fastening bolts through the connecting hole 204, and a clamping groove 203 is formed at the short end, and the size of the clamping groove 203 is adjusted according to the size of the actual structural steel beam 6.

Preferably, one end of the steel wire rope 1 is connected and fixed to the upper clamp 2 through the connection hole 204 , and the other end of the steel wire rope 1 is connected and fixed to one side of the protective main frame 4 .

Concretely, adopt the wire rope 1 of φ 9mm, the first clamping plate 201 and the connecting hole 204 of the second clamping plate 202 are all provided with a plurality of, with reference to Fig. 1, Fig. 6, one end of steel wire rope 1 passes through the first clamping plate 201 Or one of the connecting holes 204 of the second clamping plate 202, and then lock and fix it by using a lock or other locking methods, and the other end of the wire rope 1 passes through one side of the protective main frame 4, and locks and fixes it in the same way .

Preferably, the lower clamp 3 is provided with a U-shaped groove 301 for clamping on the structural steel beam 6, and the upper end of the U-shaped groove 301 is provided with a bolt hole 302, and the lower clamp 3 is clamped to the structural steel beam through bolt connection. Beam 6 on.

Preferably, the lower fixture 3 is provided with a connecting pipe 303 , the connecting pipe 303 is welded and fixed on the upper end of the U-shaped groove 301 , and the connecting pipe 303 is provided with a reinforcing rib 304 .

Specifically, referring to Fig. 4, the lower fixture 3 adopts a 14mm steel plate, which is bent to form a U-shaped groove 301, a bolt hole 302 is provided above the U-shaped groove 301, and a φ60 connecting pipe 303 is welded on the upper end, and the connecting pipe 303 is a steel pipe, and A reinforcing rib 304 is provided between the steel pipe and the steel plate to improve the stability of the steel pipe; referring to FIG. 5 , the lower clamp adopts M16 fastening bolts, which are screwed into the top-tightening structural steel beam 6 and fixed on the structural steel beam 6 .

Preferably, one side of the protective main frame 4 is welded and fixed to the connecting pipe 303 of the lower fixture 3; the protective main frame 4 is welded by a plurality of steel pipes, and the protective main frame 4 is provided with a protective layer 5, the protective Layer 5 consists of upper and lower layers.

Specifically, the protective main frame 4 is welded by a plurality of φ48*3.0mm steel pipes, and at the same time, a hook 401 is arranged under the protective main frame 4, and the hook 401 is fixed by welding; one side of the protective main frame 4 and the lower fixture The connecting pipe 303 of 3 is welded and fixed, and the opposite side welded to the connecting pipe 303 is connected to one end of the steel wire rope 1, and one end of the steel wire rope 1 is locked and fixed by a lock or other locking means.

Preferably, the upper layer of the protective layer 5 is a steel wire mesh layer 501, the lower layer of the protective layer 5 is a nylon rope netting layer 502, and the upper layer of the protective layer 5 is welded and fixed with the protective main frame 4; The hook 401, the lower layer of the protective layer 5 is hung on the hook 401.

Preferably, the included angle between the protective main frame 4 and the horizontal plane is 10°-15°.

Specifically, a protective layer 5 is set in the middle of the protective main frame 4. The protective layer 5 is composed of two layers, and the upper layer is a steel mesh layer 501. The steel mesh layer 501 is fixed by spot welding with the protective main frame 4, wherein the steel mesh layer The mesh size of 501 is 30*30mm; the nylon rope net layer 502 is located on the opposite lower layer, and the nylon rope net layer 502 is hung on the hook 401 of the main protective frame 4, wherein the mesh size of the nylon rope net layer 502 It is 30*30mm. The overhang length of the protective main frame 4 is 3m, and the included angle between the protective main frame 4 and the horizontal plane is 10°-15°.

As a specific embodiment of the present invention:

When in use, as shown in Figure 3 and Figure 5, the upper clamp 2 is clamped on the upper structural steel beam 6, and the first clamping plate 201 and the second clamping plate 202 of the upper clamp 2 are clamped according to the structure steel beam 6 Adjust the size of the card slot 203, and then use M20 fastening bolts to lock and fix it on the structural steel beam 6; at the same time, clamp the lower clamp 3 on the lower structural steel beam 6, and use M16 fastening bolts. Screw it in from the bolt hole 302 of the lower fixture 3, and tighten the lower structural steel beam 6. As shown in Figure 1, one side of the protective main frame 4 is welded and fixed to the connecting pipe 303 of the lower fixture 3, and the opposite side of the protective main frame 4 is connected to the upper fixture 2 with a steel wire rope 1, and one end of the steel rope 1 is wound around the One side of the protective main frame 4 is locked and fixed by a lock or other locking methods, and the other end of the wire rope 1 passes through the connecting hole 204 of the upper fixture 2, and is also locked and fixed by using a lock or other locking methods , to ensure the stability of the steel wire rope 1, the same can ensure the personal safety of construction personnel.

Referring to Figure 7, when in use, according to the actual situation, multiple protective devices can be used in combination to ensure the personal safety of the construction personnel, and at the same time improve the work efficiency of the construction personnel, and the detachable turnover is practical and cost-saving.

The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: it can still be described in the foregoing embodiments Modifications are made to the technical solutions, or equivalent replacements are made to some of the technical features; these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (9)

1. A steel beam border safety protection device, including a steel wire rope (1) and a clamp for clamping a structural steel beam (6), characterized in that: The clamp includes an upper clamp (2) and a lower clamp (3), the upper clamp (2) is fixed on the upper structural steel beam (6), and the lower clamp (3) is fixed on the relatively underground structural steel beam ( 6) on; It also includes a protective main frame (4), the protective main frame (4) is located between the upper clamp (2) and the lower clamp (3), and the protective main frame (4) is connected to the lower clamp (3); One end of the steel wire rope (1) is connected to the upper clamp (2), and the other end is connected to the protective main frame (4). 2. A steel beam border safety protection device according to claim 1, characterized in that, the upper clamp (2) is composed of a first clamping plate (201) and a second clamping plate (202), And the connection between the first clamping plate (201) and the second clamping plate (202) forms a clamping groove (203) for clamping on the structural steel beam (6). 3. A steel beam border safety protection device according to claim 2, characterized in that, the long ends of the first clamping plate (201) and the second clamping plate (202) are each provided with a plurality of The connecting hole (204), and the first clamping plate (201) and the second clamping plate (202) are locked through bolt connection. 4. The edge safety protection device for steel beams according to claim 3, characterized in that one end of the steel wire rope (1) is connected and fixed to the upper clamp (2) through the connecting hole (204), and the steel wire rope ( 1) The other end is connected and fixed to one side of the protective main frame (4). 5. A steel beam border safety protection device according to claim 1, characterized in that, the lower clamp (3) is provided with a U-shaped groove (301) for clamping on the structural steel beam (6), The upper end of the U-shaped groove (301) is provided with a bolt hole (302), and the lower clamp (3) is clamped on the structural steel beam (6) through bolt connection. 6. A steel beam border safety protection device according to claim 5, characterized in that, the lower clamp (3) is provided with a connecting pipe (303), and the connecting pipe (303) is welded and fixed to the U-shaped The upper end of the groove (301) and the connecting pipe (303) are provided with reinforcing ribs (304). 7. A steel beam border safety protection device according to claim 6, characterized in that, one side of the protective main frame (4) is welded and fixed to the connecting pipe (303) of the lower clamp (3); The protective main frame (4) is welded by a plurality of steel pipes, and the protective main frame (4) is provided with a protective layer (5), and the protective layer (5) includes two upper and lower layers. 8. The edge safety protection device for steel beams according to claim 7, characterized in that the upper layer of the protective layer (5) is a steel mesh layer (501), and the lower layer of the protective layer (5) is a nylon rope net layer (502), the upper layer of the protective layer (5) is welded and fixed to the protective main frame (4); a hook (401) is provided under the protective main frame (4), and the lower layer of the protective layer (5) is hung on hook (401). 9. The edge safety protection device for steel beams according to claim 1, characterized in that the included angle between the protective main frame (4) and the horizontal plane is 10°-15°.

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