Safe anti-falling device for house building construction

Abstract

The utility model discloses a safety anti-falling device for house building construction, which relates to the technical field of safety anti-falling devices and comprises a fixing frame and an arc-shaped frame. The rotating block and the threaded rod rotate reversely, the threaded rod rotates reversely to drive the connecting block and the set of sliding frames to descend, the sliding frames drive the top ends of one set of supports to descend, the supports rotate to drive the guide grooves to rotate, and the guide grooves push the other set of guide grooves to descend through the connecting shaft. The two supports rotate downwards through the rotating shafts, so that the included angle between the two supports is gradually increased, the two ends of the two supports push the distance between the two fixing frames to be gradually increased, the two fixing frames drive the two arc-shaped frames to stretch the protective net, and the safe anti-falling device for house building construction is convenient to quickly assemble; and meanwhile, the safety anti-falling device is convenient to fold, store, carry and move, and the worker can conveniently and rapidly transfer the safety anti-falling device between different working places.

Description

Technical Field

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

[0002] House construction has always been a very important part of construction projects. When constructing in unfinished houses, falling objects may sometimes injure people. Therefore, it is very important to protect workers from falling objects during today's construction process. Therefore, safety fall prevention devices are installed in places where workers often pass by to provide protection for the safety of workers.

[0003] According to a safety anti-falling device for building construction with publication number CN217175879U, it includes a fixed base, a fixed plate, a first anti-falling device, a second anti-falling device and a protective net, wherein the first anti-falling device includes a first protective grid and a second protective grid, and the second anti-falling device includes a first protective frame, a second protective frame, an elastic telescopic net and an adjustment component. When in use, the mounting plates around the fixed base are connected to the mounting surface through the fixing parts, and the hook on the protective net at the rear end of the fixed base is engaged with the surface of the building, so that the falling objects generated during the construction process are blocked by the protective net.

[0004] The above patent connects the mounting plates around the fixed base to the mounting surface through fixing parts, engages the hooks on the protective net at the rear end of the fixed base with the surface of the building, and assembles the safety anti-fall device. The safety anti-fall device requires a lot of manpower and time during the installation process, and is difficult to put into use quickly and difficult to disassemble quickly after use. Utility Model Content

[0005] The utility model aims to provide a safety anti-falling device for building construction, so as to solve the problem that the assembly of the safety anti-falling device on the current market is relatively time-consuming and labor-intensive as mentioned in the above background technology.

[0006] To achieve the above purpose, the utility model provides the following technical solution: a safety anti-falling device for building construction, comprising a fixing frame and an arc frame, and the top ends of two groups of the fixing frames are welded with arc frames.

[0007] Preferably, shaft seats are welded to the inner walls of the two groups of fixing frames, the inner sides of the two groups of shaft seats are connected to brackets via rotating shafts, guide grooves are opened inside the two groups of brackets, and connecting shafts are penetrated through the interiors of the two groups of guide grooves.

[0008] Preferably, one end of the two groups of brackets away from the shaft seat is connected to a slide through a rotating shaft, and the two groups of slides are sleeved on the outer wall of the fixed frame, one side of one group of the fixed frame is provided with a threaded rod, the bottom end of the threaded rod is welded with a rotating block, the outer wall of the threaded rod is sleeved with a connecting block, and the connecting block is welded to one group of the slides.

[0009] Preferably, a protective net is connected between the two groups of arc-shaped frames by bolts.

[0010] Preferably, a fixing tube is welded to the inner side of the two groups of fixing frames, a connecting rod extending to the outside is arranged inside the two groups of fixing tubes, a spring is arranged inside one end of the two groups of connecting rods located inside the fixing tube, and a limiting frame is welded to one end of the two groups of connecting rods away from the spring.

[0011] Preferably, the inner walls of the bottom ends of the two groups of fixing frames are welded with fixing seats, the inner sides of the two groups of fixing seats are connected to connecting frames through rotating shafts, one side of the two groups of connecting frames is provided with limiting grooves, the inner sides of the two groups of limiting grooves are welded with supporting shafts, the outer walls of the two groups of supporting shafts are sleeved with mounting blocks, the bottom ends of the two groups of mounting blocks are welded with positioning piles, and the top ends of the two groups of connecting frames are welded with handles.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. When the safety anti-falling device needs to be assembled quickly, the rotating block and the threaded rod are reversed, and the threaded rod is reversed to drive the connecting block and a group of slides to descend, and the slide drives the top of a group of brackets to descend, and the rotation of the bracket drives the guide groove to rotate, and the guide groove pushes the other group of guide grooves to descend through the connecting shaft. The two groups of brackets are rotated downward through the rotating shaft, so that the angle between the two groups of brackets gradually increases, and the two ends of the two groups of brackets push the distance between the two groups of fixed frames to gradually increase. The two groups of fixed frames drive the two groups of arc frames to expand the protective net, so that the safety anti-falling device for building construction is easy to assemble quickly and put into use as soon as possible, so as to protect the safety of the operators in time. At the same time, the safety anti-falling device is easy to fold and store, easy to carry and move, and convenient for the staff to quickly transfer between different work locations.

[0014] 2. When the safety anti-falling device for building construction is stably placed, the connecting rod is pushed toward the inside of the fixed pipe. The movement of the connecting rod drives the limit frame to separate from the inside of the limit groove, and the connecting frame is flipped outward through the rotating shaft. The rotation of the connecting frame drives the supporting shaft to rotate. The mounting blocks and positioning piles mounted on the outer wall of the supporting shaft rotate downward under the influence of gravity, so that the positioning piles are perpendicular to the ground, and the positioning piles are hammered with tools to make the positioning piles inserted into the ground. The fixing frame is stably supported by the positioning piles, mounting blocks, supporting shafts and connecting frames, so that the safety anti-falling device is easy to be stably placed, and accidents of falling objects from high altitudes causing injuries due to unstable placement of the device are prevented, thereby protecting the lives of operators. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 It is a three-dimensional expansion diagram of the utility model;

[0017] Figure 3 This is a schematic diagram of the connection of the bracket of the utility model;

[0018] Figure 4 It is a schematic diagram of the internal structure of the fixed tube of the utility model.

[0019] In the figure: 1, fixed frame; 2, arc frame; 201, protective net; 3, shaft seat; 301, bracket; 302, guide groove; 303, connecting shaft; 304, slide; 305, threaded rod; 306, rotating block; 307, connecting block; 4, fixed seat; 401, connecting frame; 402, limiting groove; 403, supporting shaft; 404, mounting block; 405, positioning pile; 406, handle; 5, fixed tube; 501, connecting rod; 502, spring; 503, limiting frame. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1 and Figure 2 The utility model provides a technical solution: a safety anti-falling device for building construction, comprising a fixing frame 1 and an arc frame 2, and the top ends of the two sets of fixing frames 1 are welded with the arc frame 2.

[0022] See also Figure 1 , Figure 2 and Figure 3 It can be known that the inner walls of the two groups of fixed frames 1 are welded with shaft seats 3, the inner sides of the two groups of shaft seats 3 are connected with brackets 301 through rotating shafts, the interiors of the two groups of brackets 301 are provided with guide grooves 302, and the interiors of the two groups of guide grooves 302 are penetrated by connecting shafts 303, the ends of the two groups of brackets 301 away from the shaft seats 3 are connected with slides 304 through rotating shafts, and the two groups of slides 304 are sleeved on the outer wall of the fixed frame 1, a threaded rod 305 is provided on one side of one group of fixed frames 1, a rotating block 306 is welded to the bottom end of the threaded rod 305, a connecting block 307 is sleeved on the outer wall of the threaded rod 305, and the connecting block 307 is welded to one group of slides 304, the outer wall of the threaded rod 305 is threadedly connected to the inner wall of the connecting block 307, the outer wall of the connecting shaft 303 is slidably connected to the inner wall of the guide groove 302, and the inner wall of the slide 304 is slidably connected to the outer wall of the fixed frame 1.

[0023] In specific implementation, when the safety anti-falling device needs to be quickly assembled, the operator reverses the rotating block 306, and the reversal of the rotating block 306 drives the threaded rod 305 to reverse, and the reversal of the threaded rod 305 drives the connecting block 307 threadedly connected to the threaded rod 305 to descend, and the descent of the connecting block 307 drives a group of slides 304 to descend, and the slides 304 slide and descend on the outer wall of the fixed frame 1, and the slides 304 drive the top of a group of brackets 301 to descend, and the brackets 301 rotate on the inner side of the shaft seat 3 through the rotating shaft, and the rotation of the brackets 301 drives the guide grooves 302 to rotate, and the guide grooves 302 push the other group of guide grooves 302 to descend through the connecting shaft 303, and the connecting shaft 303 slides on the inner wall of the guide groove 302, and the two groups of brackets 30 1 are all rotated downward by the shaft, so that the angle between the two sets of brackets 301 gradually increases, and the two ends of the two sets of brackets 301 push the two sets of shaft seats 3 and the two sets of fixing frames 1 to move, so that the distance between the two sets of fixing frames 1 gradually increases, and at the same time, the fixing frame 1 drives the arc frame 2 to move, so that the two sets of arc frames 2 support the protection net 201, so that the safety anti-falling device for building construction is easy to assemble quickly, and the rapid assembly can make the device put into use as soon as possible, so as to protect the safety of the workers in time, and at the same time reduce the manpower and material investment in the installation process of the safety anti-falling device, so as to improve the work efficiency, and at the same time, the safety anti-falling device is easy to fold and store, easy to carry and move, and convenient for the staff to quickly transfer between different work locations, thereby improving the portability of the device.

[0024] See also Figure 1 and Figure 2 It can be seen that the protection net 201 is connected between the two sets of arc frames 2 by bolts, and the top of the arc frame 2 is arranged in an arc shape, so that after the two sets of arc frames 2 support and expand the protection net 201, the protection net 201 is also arranged in an arc shape.

[0025] During specific implementation, when the safety fall prevention device for building construction is in use, the protective net 201 is impacted by falling objects from high altitude, and the arc-shaped structure is hit. The impact force will be dispersed along the arc surface, reducing the concentrated pressure on a single point, thereby reducing the possibility of structural deformation. When the arc-shaped structure is hit, it can also absorb part of the impact energy through its own elastic deformation, further reducing structural deformation, thereby reducing the probability of deformation of the safety fall prevention device.

[0026] See also Figure 1 , Figure 2 and Figure 4 It can be seen that the inner sides of the two groups of fixing frames 1 are welded with fixing tubes 5, the interiors of the two groups of fixing tubes 5 are provided with connecting rods 501 extending to the outside, one end of the two groups of connecting rods 501 is located inside the fixing tubes 5 and a spring 502 is provided, and the ends of the two groups of connecting rods 501 away from the springs 502 are welded with limiting frames 503, and the outer walls of the connecting rods 501 are slidably connected to the inner walls of the fixing tubes 5.

[0027] See also Figure 1 and Figure 2 It can be seen that the inner walls of the bottom ends of the two groups of fixing frames 1 are welded with fixing seats 4, the inner sides of the two groups of fixing seats 4 are connected with connecting frames 401 through rotating shafts, one side of the two groups of connecting frames 401 is provided with limiting grooves 402, the inner sides of the two groups of limiting grooves 402 are welded with supporting shafts 403, the outer walls of the two groups of supporting shafts 403 are sleeved with mounting blocks 404, the bottom ends of the two groups of mounting blocks 404 are welded with positioning piles 405, the top ends of the two groups of connecting frames 401 are welded with handles 406, and one end of the limiting frame 503 is engaged and connected with the inside of the limiting groove 402.

[0028] In specific implementation, when the safety anti-falling device for building construction needs to be stably placed, the operator pushes the connecting rod 501 into the interior of the fixed tube 5, and the connecting rod 501 slides on the inner wall of the fixed tube 5. The connecting rod 501 pushes the spring 502 to compress and deform, and the movement of the connecting rod 501 drives the limit frame 503 to move, so that the limit frame 503 is separated from the interior of the limit groove 402, and the connecting frame 401 is turned outward through the rotating shaft through the handle 406, and the connecting frame 401 rotates to drive the support shaft 40 3 is rotated, and the mounting block 404 and the positioning pile 405 sleeved on the outer wall of the support shaft 403 are rotated downward under the influence of gravity, so that the positioning pile 405 is perpendicular to the ground, and the positioning pile 405 is hammered with a tool to make the positioning pile 405 inserted into the ground. The fixing frame 1 is stably supported by the positioning pile 405, the mounting block 404, the support shaft 403 and the connecting frame 401, so that the safety anti-falling device is easy to be stably placed, and the accident of falling objects from high altitude caused by the unstable placement of the device is prevented, thereby protecting the life safety of the operators.

[0029] To sum up: when it is necessary to use the safety anti-falling device, the rotating block 306 and the threaded rod 305 are reversed, and the threaded rod 305 is reversed to drive the connecting block 307 and a group of slides 304 to descend, and the slide 304 drives the top of a group of brackets 301 to descend, and the bracket 301 rotates to drive the guide groove 302 to rotate, and the guide groove 302 pushes the other group of guide grooves 302 to descend through the connecting shaft 303, and the two groups of brackets 301 are rotated downward by the rotating shaft, so that the angle between the two groups of brackets 301 gradually increases, and the two ends of the two groups of brackets 301 push the distance between the two groups of fixed frames 1 to gradually increase, and the two groups of fixed frames 1 drive the two groups of arc frames 2 to expand the protective net 201, and after the protective net 201 is hit by falling objects from high altitude, the impact force will be dispersed along the arc surface and cause the falling objects to slide to one side of the device.

[0030] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A safety anti-falling device for building construction, comprising a fixing frame (1) and an arc frame (2), characterized in that: The top ends of the two sets of fixing frames (1) are both welded with arc-shaped frames (2); The inner walls of the two groups of fixing frames (1) are welded with shaft seats (3), the inner sides of the two groups of shaft seats (3) are connected with brackets (301) via rotating shafts, the insides of the two groups of brackets (301) are provided with guide grooves (302), and the insides of the two groups of guide grooves (302) are penetrated by connecting shafts (303).

2. A safety anti-falling device for building construction according to claim 1, characterized in that: One end of the two groups of brackets (301) away from the shaft seat (3) is connected to a slide (304) through a rotating shaft, and the two groups of slides (304) are sleeved on the outer wall of the fixed frame (1), one side of one group of the fixed frame (1) is provided with a threaded rod (305), the bottom end of the threaded rod (305) is welded with a rotating block (306), the outer wall of the threaded rod (305) is sleeved with a connecting block (307), and the connecting block (307) is welded to one group of the slides (304).

3. A safety anti-falling device for building construction according to claim 1, characterized in that: A protective net (201) is connected between the two groups of arc-shaped frames (2) via bolts.

4. A safety anti-falling device for building construction according to claim 1, characterized in that: A fixing tube (5) is welded to the inner side of the two groups of fixing frames (1), a connecting rod (501) extending to the outside is arranged inside the two groups of fixing frames (5), one end of the two groups of connecting rods (501) is located inside the fixing tube (5) and a spring (502) is arranged, and a limiting frame (503) is welded to one end of the two groups of connecting rods (501) away from the spring (502).

5. The safety anti-falling device for building construction according to claim 1 is characterized in that: The inner walls of the bottom ends of the two groups of fixing frames (1) are welded with fixing seats (4), the inner sides of the two groups of fixing seats (4) are connected to connecting frames (401) via rotating shafts, one side of the two groups of connecting frames (401) is provided with limiting grooves (402), the inner sides of the two groups of limiting grooves (402) are welded with supporting shafts (403), the outer walls of the two groups of supporting shafts (403) are sleeved with mounting blocks (404), the bottom ends of the two groups of mounting blocks (404) are welded with positioning piles (405), and the top ends of the two groups of connecting frames (401) are welded with handles (406).

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