Anti-falling device for steel structure construction

Abstract

The utility model relates to the technical field of anti-falling devices, and discloses a steel structure construction anti-falling device which comprises a fixed steel column, a connecting frame is arranged on the outer side of the fixed steel column and is triangular, the top of the connecting frame is disconnected, a bearing plate is arranged at the top end of the side wall of the connecting frame, and the bearing plate is connected with the fixed steel column. The top of the bearing plate is in an arc shape, the connecting frame is fixedly connected with the middle position of the bottom of the bearing plate, and a forward plate is fixedly installed at the bottom of the connecting frame. When a steel column falls off, the steel column can be hit on the bearing plate, the top of the bearing plate can receive the steel column, the bearing plate can transmit impact force to the connecting frame, at the moment, the connecting frame inclines forwards, the forward plate at the bottom end of the connecting frame can be tightly attached to the fixed steel column, and the reverse plate on the connecting frame and the forward plate are oppositely arranged; and the reverse plate is also tightly attached to the fixed steel column, so that the connecting frame is stably clamped on the fixed steel column, and the steel column can be effectively prevented from falling to hurt workers below during installation by the workers.

Description

Technical Field

[0001] The utility model relates to the technical field of anti-falling devices, in particular to an anti-falling device for steel structure construction. Background Art

[0002] Steel structure is a structure made of steel materials and is one of the main types of building structures. The structure is mainly composed of beams, steel columns, steel trusses and other components made of steel sections and steel plates, and adopts silanization, pure manganese phosphating, water washing and drying, galvanizing and other rust removal and rust prevention processes. The components or parts are usually connected by welds, bolts or rivets. Workers are needed to connect and process the steel structure during construction.

[0003] In the construction of steel columns, new steel columns are usually installed and welded around the main steel columns. During construction, the steel columns need to be hoisted to the installation position for welding. At this time, the hoisted steel columns are not stably fixed. When workers are working under the steel columns, if the steel columns fall, it will cause injuries to the workers installing them below, which is very dangerous. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a steel structure construction anti-falling device.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A falling prevention device for steel structure construction comprises a fixed steel column, a connecting frame is arranged on the outer side of the fixed steel column, the connecting frame is triangular in shape, the top of the connecting frame is disconnected, a receiving plate is arranged on the top of the side wall of the connecting frame, the top of the receiving plate is arc-shaped, the connecting frame is fixedly connected to the middle position of the bottom of the receiving plate, a forward plate is fixedly installed on the bottom of the connecting frame, a reverse plate is arranged on the back of the connecting frame, and a first corrugated plate is fixedly installed in the reverse plate.

[0007] As a further solution of the utility model, a connecting block is fixedly installed on the reverse plate, and limiting grooves are evenly and equidistantly provided on the top surface of the connecting block. A connecting groove is provided on the back of the fixed steel column, and the connecting block can be movably installed in the connecting groove.

[0008] As a further solution of the utility model, a fixed block is fixedly installed on the top surface of the connecting frame, and the fixed block is installed at a position corresponding to the connecting groove. A limiting rod is movably installed in the fixed block, and the limiting rod penetrates the connecting frame and extends into the connecting groove. The bottom of the limiting rod can be movably engaged in the limiting groove.

[0009] As a further solution of the utility model, a movable plate is fixedly installed on the top of the limiting rod, a reset plate is arranged in the fixed block, the reset plate is fixedly installed on the side wall of the limiting rod, and a spring is arranged on the top of the reset plate.

[0010] As a further solution of the utility model, a card slot is provided on the back of the connecting frame, and the card slot is semi-arc-shaped.

[0011] As a further solution of the utility model, a second corrugated plate is arranged on the inner wall of the positive plate, and the second corrugated plate is fixedly mounted on the positive plate.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. In the utility model, the device can be quickly installed by removing the reverse plate, moving the connecting frame to the outside of the fixed steel column, and then fixing the connecting block on the reverse plate to the connecting groove on the connecting frame.

[0014] 2. In the utility model, by moving the receiving plate on the device to the bottom of the two ends of the suspended steel column, when the steel column falls, it will hit the receiving plate, and the top of the receiving plate can catch the steel column. The receiving plate will transmit the impact force to the connecting frame. At this time, the connecting frame will tilt forward, and the positive plate on the bottom end of the connecting frame will be tightly attached to the fixed steel column, and the reverse plate on the connecting frame is arranged opposite to the positive plate, and the reverse plate will also be tightly attached to the fixed steel column, so that the connecting frame is stably stuck on the fixed steel column, which can effectively prevent the steel column from falling and causing injuries to the workers below during installation.

[0015] 3. In the utility model, the limit rod can be taken out from the limit groove by pulling up the movable plate. At this time, the position of the reverse plate can be adjusted according to the size of the fixed steel column. After the position is fixed, the movable plate is loosened, and the limit rod is automatically reset by the spring to fix the reverse plate, so that the device can be fixed on fixed steel columns of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the installation of a steel structure construction anti-falling device proposed by the utility model;

[0017] Figure 2 This is a partial structural diagram of a steel structure construction anti-falling device proposed by the utility model;

[0018] Figure 3 This is a schematic diagram of the back structure of a steel structure construction anti-falling device proposed by the utility model;

[0019] Figure 4 This is a schematic diagram of the internal structure of the parts of a steel structure construction anti-falling device proposed by the utility model;

[0020] In the figure: 1. fixed steel column; 2. connecting frame; 3. reverse plate; 4. forward plate; 5. first corrugated plate; 6. fixed block; 7. movable plate; 8. connecting block; 9. limiting groove; 10. connecting groove; 11. clamping groove; 12. second corrugated plate; 13. limiting rod; 14. reset plate; 15. spring; 16. receiving plate. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0022] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] Reference Figure 1 - Figure 4 A falling prevention device for steel structure construction comprises a fixed steel column 1, a connecting frame 2 is arranged on the outer side of the fixed steel column 1, the connecting frame 2 is triangular, the top of the connecting frame 2 is disconnected, a receiving plate 16 is arranged on the top of the side wall of the connecting frame 2, the top of the receiving plate 16 is arc-shaped, the connecting frame 2 is fixedly connected to the middle position of the bottom of the receiving plate 16, a forward plate 4 is fixedly installed at the bottom of the connecting frame 2, a reverse plate 3 is arranged on the back of the connecting frame 2, and a first corrugated plate 5 is fixedly installed in the reverse plate 3. When the steel column falls, it will hit the receiving plate 16, the top of the receiving plate 16 can catch the steel column, and the receiving plate 16 will transmit the impact force to the connecting frame 2. At this time, the connecting frame 2 will tilt forward, and the forward plate 4 on the bottom end of the connecting frame 2 will be tightly attached to the fixed steel column 1, and the reverse plate 3 on the connecting frame 2 is arranged opposite to the forward plate 4, and the reverse plate 3 will also be tightly attached to the fixed steel column 1.

[0025] In this embodiment, a connecting block 8 is fixedly installed on the reverse plate 3, and limiting grooves 9 are evenly and equidistantly provided on the top surface of the connecting block 8. A connecting groove 10 is provided on the back of the fixed steel column 1. The connecting block 8 can be movably installed in the connecting groove 10. The connecting block 8 on the reverse plate 3 is fixed to the connecting groove 10 on the connecting frame 2, so that the device can be quickly installed.

[0026] In this embodiment, a fixing block 6 is fixedly installed on the top surface of the connecting frame 2, and the fixing block 6 is installed at a position corresponding to the connecting groove 10. A limiting rod 13 is movably installed in the fixing block 6, and the limiting rod 13 penetrates the connecting frame 2 and extends into the connecting groove 10. The bottom of the limiting rod 13 can be movably engaged in the limiting groove 9.

[0027] In this embodiment, a movable plate 7 is fixedly installed on the top of the limiting rod 13, a reset plate 14 is provided in the fixed block 6, the reset plate 14 is fixedly installed on the side wall of the limiting rod 13, and a spring 15 is provided on the top of the reset plate 14. Pulling up the movable plate 7 can remove the limiting rod 13 from the limiting groove 9, and the limiting rod 13 will be automatically reset by the spring 15 to fix the reverse plate 3.

[0028] In this embodiment, a slot 11 is formed on the back of the connecting frame 2, and the slot 11 is semi-arc-shaped.

[0029] In this embodiment, a second corrugated plate 12 is provided on the inner wall of the front plate 4 , and the second corrugated plate 12 is fixedly mounted on the front plate 4 . The second corrugated plate 12 can increase the direct friction between the front plate 4 and the fixed steel column 1 .

[0030] From the above description, it can be seen that the above-mentioned embodiment of the utility model achieves the following technical effects: by removing the reverse plate 3, moving the connecting frame 2 to the outside of the fixed steel column 1, and then fixing the connecting block 8 on the reverse plate 3 to the connecting groove 10 on the connecting frame 2, the limiting rod 13 can be taken out of the limiting groove 9 by pulling up the movable plate 7, and the position of the reverse plate 3 can be adjusted according to the size of the fixed steel column 1. After the position is fixed, the movable plate 7 is released, and the limiting rod 13 is automatically reset by the spring 15 to fix the reverse plate 3. The receiving plate 16 on the connecting frame moves to the bottom of the two ends of the suspended steel column. When the steel column falls, it will hit the receiving plate 16. The top of the receiving plate 16 can catch the steel column, and the receiving plate 16 will transmit the impact force to the connecting frame 2. At this time, the connecting frame 2 will tilt forward, and the positive plate 4 on the bottom end of the connecting frame 2 will be tightly attached to the fixed steel column 1, and the reverse plate 3 on the connecting frame 2 is arranged opposite to the positive plate 4, and the reverse plate 3 will also be tightly attached to the fixed steel column 1, so that the connecting frame 2 is stably stuck on the fixed steel column 1, which can effectively prevent the steel column from falling and causing injuries to the workers below during installation.

[0031] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A falling prevention device for steel structure construction, comprising a fixed steel column (1), characterized in that: A connecting frame (2) is arranged on the outer side of the fixed steel column (1), the connecting frame (2) is triangular in shape, the top of the connecting frame (2) is disconnected, a receiving plate (16) is arranged on the top of the side wall of the connecting frame (2), the top of the receiving plate (16) is arc-shaped, the connecting frame (2) is fixedly connected to the middle position of the bottom of the receiving plate (16), the bottom of the connecting frame (2) is fixedly installed with a forward plate (4), the back of the connecting frame (2) is provided with a reverse plate (3), and the reverse plate (3) is fixedly installed with a first corrugated plate (5).

2. A steel structure construction anti-falling device according to claim 1, characterized in that: A connection block (8) is fixedly mounted on the reverse plate (3), and limiting grooves (9) are evenly and equidistantly provided on the top surface of the connection block (8). A connection groove (10) is provided on the back of the fixed steel column (1), and the connection block (8) can be movably mounted in the connection groove (10).

3. A steel structure construction anti-falling device according to claim 1, characterized in that: A fixing block (6) is fixedly mounted on the top surface of the connecting frame (2), the fixing block (6) being mounted at a position corresponding to the connecting groove (10), a limiting rod (13) being movably mounted in the fixing block (6), the limiting rod (13) penetrating the connecting frame (2) and extending into the connecting groove (10), and the bottom of the limiting rod (13) being movably engaged in the limiting groove (9).

4. A steel structure construction anti-falling device according to claim 3, characterized in that: A movable plate (7) is fixedly mounted on the top of the limiting rod (13), a reset plate (14) is arranged in the fixed block (6), the reset plate (14) is fixedly mounted on the side wall of the limiting rod (13), and a spring (15) is arranged on the top of the reset plate (14).

5. The anti-falling device for steel structure construction according to claim 1, characterized in that: The back of the connecting frame (2) is provided with a slot (11), and the slot (11) is semi-arc-shaped.

6. A steel structure construction anti-falling device according to claim 1, characterized in that: A second corrugated plate (12) is provided on the inner wall of the front plate (4), and the second corrugated plate (12) is fixedly mounted on the front plate (4).

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