CN219672212U - Assembly type adjustable quick-release device for steel structure safety flat net - Google Patents

Abstract

The utility model relates to the technical field of constructional engineering construction, in particular to an assembled adjustable quick-release device of a steel structure safety flat net, which comprises the following components: the first clamping piece, the adjustable clamping piece and the fastening device; the first clamping piece comprises a connecting plate, one end of the connecting plate is provided with a first clamping groove for clamping the flange of the steel beam, and the other end of the connecting plate is provided with a hanging part for fixing the safety flat net; the adjustable clamping piece is sleeved outside the connecting plate, and the adjustable clamping piece and the connecting plate form a second clamping groove for clamping the flange of the steel beam; the first clamping piece and the adjustable clamping piece are clamped with flanges on two sides of the steel beam under the action of the fastening device. According to the utility model, the first clamping piece and the adjustable clamping piece for clamping the steel beam flange are arranged, and the first clamping piece and the adjustable clamping piece can be clamped with the steel beam flange under the action of the fastening device. Therefore, flexible installation and disassembly of the steel structure fixed points are realized, the construction cost is reduced, the stability is high, the cyclic utilization is realized, and the engineering quality and the safety production are effectively improved.

Description

An assembled adjustable quick installation and disassembly device for steel structure safety flat net

Technical field

The utility model relates to the technical field of building engineering construction, and in particular to an assembled adjustable quick installation and disassembly device for a steel structure safety flat net.

Background technique

With the vigorous promotion and application of steel structures in the engineering field, compared with traditional cast-in-situ concrete structures, steel structures do not have reliable fixing points or connection fixing points and cannot be pre-embedded to meet the protection needs of on-site safety flat nets. The traditional steel structure safety netting is usually installed by welding embedded lifting rings on the upper flange surface of the H-shaped steel beam. Due to its particularity, the construction is difficult, the process is cumbersome, the technical operation level is high, and the welding may be caused by improper operation. It causes damage to the base material of the steel pipe bundle, and the construction procedures are numerous and complex. Not only does the labor cost increase, but the construction efficiency and economic benefits are low. At the same time, the embedded lifting rings need to be cut after dismantling, which is labor-intensive and time-consuming, further increasing the construction cost.

Utility model content

In order to solve at least one of the above technical problems, the present utility model proposes an assembled adjustable quick-installation and disassembly device for a steel structure safety flat net, by providing a first clamping piece and an adjustable clamping piece for clamping the steel beam flange, and by The fastening device enables the first clamping member and the adjustable clamping member to be clamped with the steel beam flange under its action. This enables flexible installation and disassembly of steel structure fixed points, reducing construction costs, strong stability, recycling, and effectively improving project quality and production safety.

In order to achieve the above purpose, the present utility model adopts the following technical solutions:

An assembled adjustable quick-installation and disassembly device for a steel structure safety flat net, including: a first clamping piece, an adjustable clamping piece and a fastening device;

The first clamping member includes a connecting plate. One end of the connecting plate is provided with a first slot for clamping the flange of the steel beam, and the other end is provided with a hanging portion for fixing the safety flat net; the adjustable clamping member is sleeved Outside the connecting plate, the adjustable clamping piece and the connecting plate form a second slot for clamping the flange of the steel beam; the first clamping piece and the adjustable clamping piece are clamped with the flanges on both sides of the steel beam under the action of the fastening device. .

Preferably, the fastening device includes a movable block disposed between the adjustable clamp and the hanging part. The vertical surface of the hanging part is provided with a first screw hole and is adapted to a first bolt. The movable block The block presses the adjustable clamping piece under the action of the first bolt.

Preferably, the lower part of the movable block is provided with a groove for receiving the connecting plate.

Preferably, the movable block is provided with a positioning hole, and the inner diameter of the positioning hole is slightly larger than the outer diameter of the screw of the first bolt.

Preferably, the fastening device includes a block fixedly arranged between the adjustable clamp and the hanging part, the block is provided with a second screw hole and is adapted to a second bolt, and the adjustable clamp Under the action of the second bolt, it is pressed against the flange of the steel beam.

Preferably, the height of the stopper is greater than the height of the adjustable clip.

Preferably, both the first card slot and the second card slot are U-shaped.

Preferably, the width of the first and second clamping grooves is slightly larger than the thickness of the steel beam flange.

Preferably, the hanging portion is U-shaped.

Compared with the existing technology, the utility model has the following beneficial effects:

The utility model provides the first clamping piece and the adjustable clamping piece for clamping the steel beam flange, and uses the fastening device to enable the first clamping piece and the adjustable clamping piece to be clamped with the steel beam flange. This enables flexible installation and disassembly of steel structure fixed points, reducing construction costs, strong stability, recycling, and effectively improving project quality and production safety.

The utility model provides a groove that can accommodate the connecting plate at the bottom of the movable block of the fastening device, so that the movable block can stably slide along the connecting plate under the action of the first bolt; the movable block is connected to the screw of the first bolt. There are positioning holes so that the first bolt can accurately push the movable block and improve the stability of the device.

Description of drawings

Figure 1 is a schematic structural diagram of an assembled adjustable quick installation and disassembly device for a steel structure safety flat net;

Figure 2 is a schematic structural exploded view of an assembled adjustable quick-installation and disassembly device for a steel structure safety flat net;

Figure 3 is a schematic structural diagram of an assembled adjustable quick installation and disassembly device for a steel structure safety flat net;

Figure 4 is an exploded structural diagram of an assembled adjustable quick-installation and disassembly device for a steel structure safety flat net;

Figure 5 is a schematic diagram of the use state of an assembled adjustable quick-installation and disassembly device for a steel structure safety flat net;

Figure 6 is an isometric schematic diagram of the use state of an assembled adjustable quick-installation and disassembly device for a steel structure safety flat net;

Figure 7 is a left view of an assembled adjustable quick-installation and disassembly device of a steel structure safety flat net in use.

In the picture: 1. First clamp; 11. Connecting plate; 12. First clamp slot; 13. Hanging part; 2. Adjustable clamp; 21. Second clamp slot; 3. Fastening device; 4. Movable block; 41. Groove; 42. Positioning hole; 5. Block; 6. Safety flat net; 61. Main keel; 62. Secondary keel; 63. Steel wire mesh; 7. Steel wire rope.

Detailed ways

In order to enable those skilled in the art to better understand the technical solutions in the present utility model, the technical solutions in the embodiments of the present utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the present utility model. Obviously, , the described embodiments are only some of the embodiments of the present utility model, rather than all the embodiments of the present utility model.

Embodiment 1

Please refer to Figure 1-7, an assembled adjustable quick-release device for a steel structure safety flat net, including: a first clamp 1, an adjustable clamp 2 and a fastening device 3;

The first clamp 1 includes a connecting plate 11. One end of the connecting plate 11 is provided with a first slot 12 for clamping the flange of the steel beam, and the other end is provided with a hanging portion 13 for fixing the safety flat net 6; 2 sets of adjustable clamps Located outside the connecting plate 11, the adjustable clamp 2 and the connecting plate 11 form a second slot 21 for clamping the flange of the steel beam; the first clamp 1 and the adjustable clamp 2 engage with the steel beam under the action of the fastening device 3. The flanges on both sides of the beam are clamped.

In the above embodiment, the first clamping member 1 and the adjustable clamping member 2 respectively clamp the steel beam flange through the first clamping groove 12 and the second clamping groove 21. The adjustable clamping member 2 can engage with the steel beam under the action of the fastening device 3. The beam flange is clamped. This enables flexible installation and disassembly of steel structure fixed points, reducing construction costs, strong stability, recycling, and effectively improving project quality and production safety.

It should be noted that the first clamping piece 1 and the adjustable clamping piece 2 can be integrally formed or assembled and welded, that is, the adjustable clamping piece 2 is first set on the first clamping piece through the hollow piece provided at the bottom. 1 on the connecting plate 11, and then connect the various parts into a whole by welding.

As shown in Figure 5, the function of the hanging portion 13 is to provide a fixing point for the main keel 61 of the safety flat net 6 and the wire rope 7. In this embodiment, the safety flat net 6 mainly consists of the main keel 61 and the main keel 61. The parallel arranged sub keels 62, the steel wire mesh 63 laid on the main keel 61 and the sub keel 62, and the quick installation and removal device used to connect the sub keel 62 and the upper steel beam. The main keel 61 is fixed on the hanging part 13 of the first clamping member 1, and one end of the wire rope 7 is fixed on the outermost sub-keel 62. In order to facilitate the fixation, the sub-keel 62 is provided with a mounting lifting ring (not shown in the figure), and the other end is connected to the outermost sub-keel 62. The hanging parts 13 at corresponding positions on the upper steel beam are fixed.

In order to facilitate the fixation of the safety flat net 6, the hanging portion 13 is U-shaped. Of course, the hanging portion 13 can be an opening or a semi-opening.

As shown in Figures 1 and 2, in this embodiment, the fastening device 3 includes a movable block 4 arranged between the adjustable clamp 2 and the hanging portion 13. The hanging portion 13 is provided with a first screw on the vertical surface. The hole is adapted to the first bolt, and the movable block 4 presses the adjustable clamp 2 under the action of the first bolt.

Among them, the contact position between the first bolt and the movable block 4 is preferably in the middle of the movable block 4. This can ensure that when the first bolt exerts force on the movable block 4, the movable block 4 will not break away from the connecting plate 11, and at the same time, enough space can be left to prevent the main Keel 61 space.

In order to facilitate the movable block 4 to slide along the connecting plate 11 stably, a groove 41 for accommodating the connecting plate 11 is provided at the lower part of the movable block 4 .

In order to accurately push the movable block 4 and improve the stability of the device, the movable block 4 is provided with a positioning hole 42. The inner diameter of the positioning hole 42 is slightly larger than the outer diameter of the screw of the first bolt. The positioning hole 42 does not need to be a threaded hole, and the ordinary depth is round. hole to provide space for the screw of the first bolt to rotate.

In this embodiment, both the first clamping slot 12 and the second clamping slot 21 are U-shaped, and the widths of the first clamping slot 12 and the second clamping slot 21 are slightly larger than the thickness of the steel beam flange.

Embodiment 2

As shown in Figures 3 and 4, what is different from Embodiment 1 is that the fastening device 3 in this embodiment includes a stopper 5 fixedly arranged between the adjustable clamp 2 and the hanging part 13. The stopper 5 A second screw hole is provided and adapted to a second bolt. The adjustable clamp 2 is pressed against the steel beam flange under the action of the second bolt. The height of the stopper 5 is greater than the height of the adjustable clamp 2.

It should be noted that in this embodiment, since the stopper 5 and the hanging portion 13 do not form a relatively closed space, in order to prevent the main keel 61 of the safety flat net 6 from detaching, the hanging portion 13 is preferably a semi-open U-shaped structure. Of course, there are many ways to solve the problem of detachment of the main keel 61, such as setting positioning buckles or positioning bolts on the hanging part 13, as long as the positioning can be achieved.

The utility model provides the first clamp 1 and the adjustable clamp 2 for clamping the steel beam flange, and uses the fastening device 3 to enable the first clamp 1 and the adjustable clamp 2 to engage with the steel beam flange. Tight. This enables flexible installation and disassembly of steel structure fixed points, reducing construction costs, strong stability, recycling, and effectively improving project quality and production safety.

The above is the specific implementation mode of the embodiment of the present utility model. It should be pointed out that for those of ordinary skill in the art, several improvements and modifications can be made without departing from the principles of the present utility model. These improvements , retouching should also be regarded as the scope of protection of this application.

Claims (9)

1. Assembled adjustable quick-mounting and dismounting device of steel construction safety flat net, its characterized in that includes: a first clamping piece (1), an adjustable clamping piece (2) and a fastening device (3);

the first clamping piece (1) comprises a connecting plate (11), a first clamping groove (12) for clamping the flange of the steel beam is formed in one end of the connecting plate (11), and a hanging part (13) for fixing the safety flat net (6) is formed in the other end of the connecting plate; the adjustable clamping piece (2) is sleeved outside the connecting plate (11), and the adjustable clamping piece (2) and the connecting plate (11) form a second clamping groove (21) for clamping the flange of the steel beam; the first clamping piece (1) and the adjustable clamping piece (2) are clamped with flanges at two sides of the steel beam under the action of the fastening device (3).

2. The assembly type adjustable quick-release device for the steel structure safety flat net according to claim 1, wherein the fastening device (3) comprises a movable block (4) arranged between the adjustable clamping piece (2) and the hanging portion (13), a first screw hole is formed in the vertical surface of the hanging portion (13) and is adapted to a first bolt, and the movable block (4) compresses the adjustable clamping piece (2) under the action of the first bolt.

3. The assembly type adjustable quick-release device for the steel structure safety flat net according to claim 2, wherein the lower part of the movable block (4) is provided with a groove (41) for accommodating the connecting plate (11).

4. The assembly type adjustable quick-release device for the steel structure safety flat net according to claim 3, wherein the movable block (4) is provided with a positioning hole (42), and the inner diameter of the positioning hole (42) is slightly larger than the outer diameter of a screw of the first bolt.

5. The assembly type adjustable quick-release device for the steel structure safety flat net according to claim 1, wherein the fastening device (3) comprises a stop block (5) fixedly arranged between the adjustable clamping piece (2) and the hanging part (13), the stop block (5) is provided with a second screw hole and is adapted with a second bolt, and the adjustable clamping piece (2) is tightly pressed with a steel beam flange under the action of the second bolt.

6. The assembly type adjustable quick release device for the steel structure safety flat net according to claim 5, wherein the height of the stop block (5) is larger than that of the adjustable clamping piece (2).

7. The assembly type adjustable quick-release device for the steel structure safety flat net according to claim 1, wherein the first clamping groove (12) and the second clamping groove (21) are both U-shaped.

8. The assembly type adjustable quick release device for the steel structure safety flat net according to claim 5, wherein the width of the first clamping groove (12) and the second clamping groove (21) is slightly larger than the thickness of the flange of the steel beam.

9. The assembly type adjustable quick-release device for the steel structure safety flat net according to claim 1, wherein the hanging part (13) is U-shaped.