Safe anti-falling device

Abstract

The utility model relates to the technical field of safety protection, in particular to a safety anti-falling device which comprises a whole-body type safety belt, a starting point anchoring assembly, an angle anchoring assembly, a middle point anchoring assembly, a steering anchoring assembly, an end point anchoring assembly and a steel cable. The outer surface of the steel cable is connected to the top of the corner anchoring assembly, the top of the middle point anchoring assembly, the top of the steering anchoring assembly and the top of the end point anchoring assembly in a sleeving mode, and the other end of the steel cable is fixedly connected to the whole-body type safety belt. The U-shaped clamp with the middle point anchoring assembly enables the steel cable to be placed according to a planned line, the situation that the steel cable is interspersed and knotted due to disorder of inflection points and middle points is avoided, the cable can be guided to any direction of the horizontal plane through a rotating frame of the steering anchoring assembly, and a right-angle pipe in the angle anchoring assembly guides the steel cable to go to a large bend. And the trend of the steel cable can be flexibly changed along with the change of the construction direction.

Description

Technical Field

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

[0002] In Chinese patent CN219826261U, a fall prevention device for building construction is disclosed. The fall prevention device for building construction can connect a steel wire rope to a safety belt worn by a construction worker through a safety rope. When a worker accidentally falls from a roof, the steel wire rope can pull the construction worker to prevent the worker from falling, thereby improving the safety of building construction. By arranging a large spring on the light rod, the large spring can play a damping and buffering role between the sliding sleeve and the fixed plate at the bottom end of the light rod when the worker falls from the roof and drives the sliding sleeve to rush to the bottom end of the light rod, thereby preventing the sliding sleeve from falling off the light rod due to excessive impact force, thereby improving the safety of the device. However, while solving the problem, the fall prevention device for building construction is not convenient for changing the direction of the safety rope. Some existing roof construction is relatively complicated, and it is necessary to flexibly change the direction of the safety rope according to the construction direction. Utility Model Content

[0003] In order to facilitate flexible change of the direction of the safety rope as the construction direction changes, the utility model provides a safety anti-falling device.

[0004] The utility model provides a safety anti-fall device adopts the following technical solutions:

[0005] A safety fall prevention device includes a full-body safety belt, a starting point anchor assembly, a corner anchor assembly, an intermediate point anchor assembly, a steering anchor assembly, an end point anchor assembly and a steel cable, one end of the steel cable is fixedly connected to the top of the starting point anchor assembly, the outer surface of the steel cable is sleeved on the top of the corner anchor assembly, the intermediate point anchor assembly, the steering anchor assembly and the end point anchor assembly, and the other end of the steel cable is fixedly connected to the full-body safety belt.

[0006] By adopting the above technical solution, the starting anchor assembly is the starting fixed point of the steel cable, and the end anchor assembly is the last fixed point where the steel cable is attached to the roof. Workers use the end anchor assembly as the center of the circle and the steel cable from the end anchor assembly to the full-body safety belt as the radius to carry out construction on the roof. The middle of the steel cable passes through the fixed points of the corner anchor assembly, the middle point anchor assembly, and the steering anchor assembly and is placed according to the planned route. At the same time, multiple corner anchor assemblies, middle point anchor assemblies, and steering anchor assemblies can form different routes. According to the needs of the workers, the steel cable can quickly pass through other corner anchor assemblies, middle point anchor assemblies, steering anchor assemblies and end anchor assemblies to carry out maintenance in other places on the roof.

[0007] Preferably, the starting point anchor assembly, corner anchor assembly, intermediate point anchor assembly, steering anchor assembly, and end point anchor assembly all include a base and a constant force column, the top of each base is fixedly connected to the bottom of the corresponding constant force column, wherein the tops of the three constant force columns are fixedly connected with a D-shaped pull ring, the top of one of the constant force columns is fixedly connected with a right-angle guide assembly, and the top of one of the constant force columns is rotatably connected with a rotating frame.

[0008] By adopting the above technical solution, the steel cable is guided to follow the bend through the right-angle guide component, and the steel cable is guided to follow the diagonal line through the rotating frame to avoid some facilities on the roof.

[0009] Preferably, outer surfaces of the two D-shaped pull rings are fixedly connected to steel cable clips, one side of one of the D-shaped pull rings is fixedly connected to a tensioner, and one end of the steel cable is wound around and connected to the tensioner.

[0010] By adopting the above technical solution, when the steel cable needs to be fixed, it is locked inside the steel cable buckle clamp. When the steel cable needs to change the route, the steel cable buckle clamp is opened and the steel cable can slide freely.

[0011] Preferably, one end of the two steel cable buckle clamps is fixedly connected to a steel cable side slip meter, and the steel cable is sleeved inside the two steel cable buckle clamps and the two steel cable side slip meters.

[0012] By adopting the above technical solution, the sliding of the steel cable is monitored in real time through the steel cable side slip meter. When the installed steel cable slides, workers can repair the line or inspect and certify the new line according to the prompts of the steel cable side slip meter.

[0013] Preferably, another of the D-shaped pull rings is sleeved with a U-shaped clip inside, and the right-angle guide assembly includes several limiting rings and right-angle tubes, the tops of several of the limiting rings are fixedly connected to the outer surface of the right-angle tube, and the steel cable is sleeved inside the U-shaped clip and the right-angle tube.

[0014] By adopting the above technical solution, the U-shaped clamp is used as the midpoint, so that the steel cable can be placed according to the established plan, avoiding taking the shortest route between the two points, and the steel cable affecting the assembly of other facilities on the roof. The right-angle tube assists the steel cable in turning.

[0015] Preferably, a sleeve is fixedly connected to the top of the rotating frame, and the steel cable is sleeved inside the sleeve.

[0016] By adopting the above technical solution, the sleeve has a certain length, which is convenient for driving the steel cable to turn and protecting the steel cable in the turning state.

[0017] Preferably, four screws are threadedly connected to the four corners of each base, and sealing tape is fixedly connected to the bottom of each four corner of the base.

[0018] By adopting the above technical solution, the base is fixed by screws, and the exposed part of the screws is protected by sealing tape. When the screws are used in relatively humid places, the sealing tape also strengthens the friction between the screws and the roof, that is, the sealing tape is also helpful in assisting the screws to fix the base.

[0019] In summary, the present invention has the following beneficial technical effects:

[0020] 1. The device is provided with an angle anchor assembly, an intermediate point anchor assembly, and a steering anchor assembly. Multiple angle anchor assemblies, intermediate point anchor assemblies, and steering anchor assemblies can be fixed at appropriate positions on the roof respectively, so that the steel cable passes through different combinations to form different routes. After the construction near the current terminal anchor assembly is completed, the route of the steel cable is readjusted so that the steel cable passes through other intermediate point anchor assemblies and steering anchor assemblies, and finally stops at another terminal anchor assembly, and construction continues on roofs of different areas until all roof construction is completed. The U-shaped clamp of the intermediate point anchor assembly enables the steel cable to be placed according to the planned route, avoiding the situation where the steel cable is inserted and tangled due to confusion of turning points and intermediate points. The cable can be guided to any direction in the horizontal plane through the rotating frame of the steering anchor assembly. The right angle of the right-angle tube in the angle anchor assembly is arc-shaped, which guides the steel cable to make a large bend instead of a direct turn, thereby avoiding excessive wear of the steel cable and facilitating the flexible change of the direction of the steel cable as the construction direction changes.

[0021] 2. The device is provided with a starting anchor assembly, an end anchor assembly and a steel cable side slip meter. The starting anchor assembly fixes the starting point of the steel cable, and the end anchor assembly can be the last fixed point of the current steel cable line. After the steel cable passes through the end anchor assembly, it is directly connected to the full-body safety belt. The worker takes the end anchor assembly as the center and the remaining length of the steel cable as the radius to carry out construction in the circular area of ​​the roof. The D-shaped pull rings of the starting anchor assembly and the end anchor assembly are both connected to a steel cable buckle clamp. The steel cable buckle clamp can adopt a buckle lock with a swaged joint. The steel cable is a threaded cable, and the steel cable can be threaded into the swaged joint. After the steel cable is installed, the steel cable is prevented from sliding significantly, which is convenient for workers to carry out construction. The sliding of the steel cable is monitored in real time by the steel cable side slip meter. When the installed steel cable slides, the worker can repair the line or inspect and certify the new line according to the prompt of the steel cable side slip meter, which is convenient for workers to change the inspection route in time. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic structural diagram of a safety fall prevention device of the utility model without the steel cable clip, tensioner, steel cable side slip meter and screws;

[0023] Figure 2 It is a structural diagram of the starting point anchoring assembly in the utility model;

[0024] Figure 3 It is a structural diagram of the corner anchoring assembly of the utility model;

[0025] Figure 4 It is a structural diagram of the intermediate point anchoring assembly in the utility model;

[0026] Figure 5 It is a structural diagram of the steering anchor assembly in the utility model;

[0027] Figure 6 It is a structural schematic diagram of the end point anchoring assembly in the utility model.

[0028] Description of reference numerals:

[0029] 1. Steel cable; 2. Base; 3. Constant force column; 4. D-shaped pull ring; 5. Right-angle guide assembly; 6. Rotating frame; 7. U-shaped clamp; 8. Steel cable buckle clamp; 9. Tensioner; 10. Steel cable side slip meter; 11. Screws; 12. Sealing tape; 13. Roof. DETAILED DESCRIPTION

[0030] The following is combined with Figures 1-6 The utility model is described in further detail.

[0031] The embodiment of the utility model discloses a safety anti-falling device.

[0032] Reference Figure 1, including a full-body safety belt, a starting point anchor assembly, an angle anchor assembly, an intermediate point anchor assembly, a steering anchor assembly, an end point anchor assembly and a steel cable 1. The starting point anchor assembly fixes the starting point of the steel cable 1, and the angle anchor assembly guides the steel cable 1 to turn to prevent the steel cable 1 from going directly at a right angle and wearing out faster. The steering anchor assembly can rotate 360° in the plane, which is convenient for the steel cable 1 to go from a straight line to an inclined line and avoid some things on the roof 13. The end point anchor assembly can be the last fixed point of the current steel cable 1 line. After the steel cable 1 passes through the end point anchor assembly, it is directly connected to the full-body safety belt. The worker takes the end point anchor assembly as the center and the remaining length of the steel cable 1 as the radius to carry out construction in the circular area of ​​the roof 13. The steel cable 1 can be an electric cable. One end of the steel cable 1 is fixedly connected to the top of the starting point anchor assembly. The outer surface of the steel cable 1 is sleeved on the angle anchor assembly, At the top of the intermediate point anchor assembly, the steering anchor assembly, and the terminal anchor assembly, one end of the steel cable 1 is fixed by the starting point anchor assembly, and the other end of the steel cable 1 is fixedly connected to the full-body safety belt (known technology). The steel cable 1 passes through the corner anchor assembly, the intermediate point anchor assembly, and the steering anchor assembly, and guides the turning point and fixed point of the steel cable 1 through the corner anchor assembly, the intermediate point anchor assembly, and the steering anchor assembly. Multiple corner anchor assemblies, intermediate point anchor assemblies, and steering anchor assemblies can be fixed at appropriate positions on the roof 13, so that the steel cable 1 passes through different combinations to form different routes. After the construction near the current terminal anchor assembly is completed, the route of the steel cable 1 is readjusted so that the steel cable 1 passes through other intermediate point anchor assemblies and steering anchor assemblies, and finally stops at another terminal anchor assembly, and continues to construct on the roof 13 in different areas until the entire roof 13 is completed.

[0033] Reference Figure 2-Figure 6 The starting point anchor assembly, corner anchor assembly, intermediate point anchor assembly, steering anchor assembly, and end point anchor assembly all include a base 2 and a constant force column 3 (known technology). The top of each base 2 is fixedly connected to the bottom of the corresponding constant force column 3, and the tops of the three constant force columns 3 are fixedly connected with a D-shaped pull ring 4. The D-shaped pull ring 4 adopts a standard D ring. The top of one of the constant force columns 3 is fixedly connected with a right-angle guide assembly 5, and the top of one of the constant force columns 3 is rotatably connected with a rotating frame 6. The D-shaped pull ring 4, the right-angle guide assembly 5 and the rotating frame 6 are all connected to the base 2 through the constant force column 3, and then connected to the roof 13 through the base 2. The roof 13 is a sandwich panel roof with many bumps and depressions. The base 2 is placed on the convex part of the roof 13, which is beneficial to protecting the top of the roof 13.

[0034] Reference Figure 1 、 Figure 2 、 Figure 6The right-angle guide assembly 5 of the angle anchor assembly and the rotating frame 6 of the steering anchor assembly are directly connected to the constant force column 3 without the need for a D-shaped pull ring 4, wherein the outer surfaces of the two D-shaped pull rings 4 are fixedly connected with a steel cable buckle clamp 8, and the D-shaped pull rings 4 of the starting anchor assembly and the end anchor assembly are both connected with a steel cable buckle clamp 8. The steel cable buckle clamp 8 can adopt a buckle lock with a swaged joint. The steel cable 1 is a threaded cable. The steel cable 1 can be threadedly connected to the swaged joint for the steel cable 1. After the steel cable 1 is installed, it is prevented from sliding significantly. A tensioner 9 is fixedly connected to one side of one of the D-shaped pull rings 4. The D-shaped pull ring 4 of the starting anchor assembly and the steel cable buckle clamp 8 are both adjacent to the tensioner 9. The steel cable 1 passes through the tensioner 9 to prevent the steel cable 1 from falling off, while keeping the steel cable in appropriate tension. One end of the steel cable 1 is wrapped around and connected to the tensioner 9.

[0035] Reference Figure 2 、 Figure 6 One end of the two steel cable buckle clamps 8 (known technology) is fixedly connected to a steel cable side slip meter 10 (known technology). The steel cable 1 is sleeved inside the two steel cable buckle clamps 8 and the two steel cable side slip meters 10. The tensioner 9 is connected to the steel cable buckle clamps 8 and the steel cable side slip meter 10. The steel cable side slip meter 10 monitors the sliding of the steel cable 1 in real time. When the installed steel cable 1 slides, the worker can repair the line or inspect and certify the new line according to the prompt of the steel cable side slip meter 10.

[0036] Reference Figure 1 、 Figure 3 、 Figure 4 The D-shaped pull ring 4 of the midpoint anchor assembly is internally sleeved with a U-shaped clip 7. The U-shaped clip 7 allows the steel cable 1 to be placed along the planned route to avoid the situation where the steel cable is interlaced and knotted due to confusion at the turning points and midpoints. The U-shaped clip 7 is U-shaped when viewed from the front, and both sides have channels for allowing the steel cable 1 to pass through. The steel cable 1 passes through the channel to the next corner anchor assembly, midpoint anchor assembly or steering anchor assembly. The right-angle guide assembly 5 includes several limiting rings and right-angle tubes. The right angle of the right-angle tube is arc-shaped, which guides the steel cable 1 to make a big bend instead of turning directly to avoid excessive wear of the steel cable 1. The tops of several limiting rings are fixedly connected to the outer surface of the right-angle tube, and the steel cable 1 is sleeved on the inside of the U-shaped clip 7 and the right-angle tube.

[0037] Reference Figure 1 、 Figure 5The top of the rotating frame 6 is fixedly connected with a sleeve, and the steel cable 1 is sleeved inside the sleeve. The rotating frame 6 includes an upper frame and a lower frame. The upper frame covers the lower frame, and the upper frame and the lower frame are detachably connected by bolts and nuts. The upper frame is fixedly connected to the sleeve, and the lower frame is connected with a rotating shaft. The rotating shaft rotates on the top of the constant force column 3. When the sleeve is damaged, only the upper frame needs to be replaced, and there is no need to replace the entire steering anchor assembly. The steering anchor assembly can be placed in any position where steering is required. When the steel cable 1 is pulled to steer, the sleeve drives the rotating shaft to rotate, adapting to the redirection of the steel cable 1. The steel cable 1 can be guided to any direction in the horizontal plane through the rotating frame 6.

[0038] Reference Figure 2-Figure 6 , each base 2 is threaded with four screws 11 at the four corners, and the base 2 is connected to the roof 13 through the screws 11, fixing the starting anchor assembly, corner anchor assembly, intermediate point anchor assembly, steering anchor assembly, and terminal anchor assembly on the roof 13. The bottom of the four corners of each base 2 is fixedly connected with a sealing tape 12, which fills the gap between the base 2 and the roof 13 and wraps the outer surface of the screws 11 exposed between the base 2 and the roof 13. At the same time, the sealing tape 12 protects the roof 13 to prevent the starting anchor assembly, corner anchor assembly, intermediate point anchor assembly, steering anchor assembly, and terminal anchor assembly from damaging the building elements.

[0039] The implementation principle of a safety anti-falling device in the embodiment of the utility model is:

[0040] 1. Reference Figure 1 , Figure 1 This is a simplified version of the placement diagram of the starting point anchor assembly, corner anchor assembly, midpoint anchor assembly, steering anchor assembly, and end point anchor assembly. The starting point anchor assembly, corner anchor assembly, midpoint anchor assembly, steering anchor assembly, and end point anchor assembly are installed according to the construction conditions of the roof 13. One end of the steel cable 1 is locked in the tensioner 9 and the steel cable buckle clamp 8, and passes through the D-shaped pull ring 4 and the steel cable side slip meter 10 to advance to the midpoint anchor assembly.

[0041] 2. The steel cable 1 passes through the U-shaped clamp 7 and continues to move toward the corner anchor assembly or the steering anchor assembly. The U-shaped clamp 7 serves as a fixed point midway, guiding the steel cable 1 along the prescribed route, avoiding crossing of the cable and preventing the steel cable 1 from self-interweaving and tangling.

[0042] 3. Install the steering anchor assembly at the location where the cable 1 needs to be turned in multiple directions, similar to the center of a multi-fork intersection, so that the cable 1 can be adjusted with minimal effort and flexibly turned to the terminal anchor assembly;

[0043] 4. When the steel cable 1 makes a 90° turn at the corner of the house, it passes through the top of the right-angle guide assembly 5 and is guided by the right-angle guide assembly 5 to protect the turning point of the steel cable 1;

[0044] 5. The steel cable 1 is finally locked to the steel cable clip 8 of the terminal anchor assembly. When the steel cable 1 moves significantly, the steel cable side slip meter 10 will display the movement direction of the steel cable 1 to remind workers of any slippage of the steel cable 1. If the steel cable side slip meter 10 displays the movement direction of the steel cable 1, the steel cable 1 needs to be repaired immediately and a new line certification is carried out.

[0045] The above are all preferred embodiments of the present invention, and are not intended to limit the scope of protection of the present invention. Therefore, any equivalent changes made based on the structure, shape, and principle of the present invention should be included in the scope of protection of the present invention.

Claims

1. A safety fall prevention device, characterized in that: The invention comprises a full-body safety belt, a starting point anchor assembly, a corner anchor assembly, a middle point anchor assembly, a steering anchor assembly, a terminal anchor assembly and a steel cable (1), wherein one end of the steel cable (1) is fixedly connected to the top of the starting point anchor assembly, the outer surface of the steel cable (1) is sleeved on the tops of the corner anchor assembly, the middle point anchor assembly, the steering anchor assembly and the terminal anchor assembly, and the other end of the steel cable (1) is fixedly connected to the full-body safety belt.

2. A safety fall prevention device according to claim 1, characterized in that: The starting point anchoring assembly, the corner anchoring assembly, the intermediate point anchoring assembly, the steering anchoring assembly, and the end point anchoring assembly all comprise a base (2) and a constant force column (3), the top of each base (2) being fixedly connected to the bottom of the corresponding constant force column (3), the tops of the three constant force columns (3) being fixedly connected to a D-shaped pull ring (4), the top of one of the constant force columns (3) being fixedly connected to a right-angle guide assembly (5), and the top of one of the constant force columns (3) being rotatably connected to a rotating frame (6).

3. A safety fall prevention device according to claim 2, characterized in that: The outer surfaces of the two D-shaped pull rings (4) are fixedly connected to steel cable clips (8), one side of one of the D-shaped pull rings (4) is fixedly connected to a tensioner (9), and one end of the steel cable (1) is wound around and connected to the tensioner (9).

4. A safety fall prevention device according to claim 3, characterized in that: One end of each of the two steel cable buckle clamps (8) is fixedly connected to a steel cable side slip meter (10), and the steel cable (1) is sleeved inside the two steel cable buckle clamps (8) and the two steel cable side slip meters (10).

5. A safety anti-fall device according to claim 4, characterized in that: Another D-shaped pull ring (4) is sleeved with a U-shaped clip (7) inside, and the right-angle guide assembly (5) includes a plurality of limiting rings and a right-angle tube, the tops of the plurality of limiting rings are fixedly connected to the outer surface of the right-angle tube, and the steel cable (1) is sleeved inside the U-shaped clip (7) and the right-angle tube.

6. A safety fall prevention device according to claim 5, characterized in that: The top of the rotating frame (6) is fixedly connected with a sleeve, and the steel cable (1) is sleeved inside the sleeve.

7. A safety fall prevention device according to claim 6, characterized in that: Four screws (11) are threadedly connected to the four corners of each base (2), and sealing tapes (12) are fixedly connected to the bottom of the four corners of each base (2).

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