Anti-falling device for scaffold

Abstract

The anti-falling device for the scaffold comprises a scaffold body, a sleeve is connected to the top of the scaffold body in an inserted mode, a hollow rod is fixedly connected to the front face of the sleeve, a wind-up roller is movably connected to the top of the hollow rod, and a protective cloth belt is fixedly connected to the surface of the wind-up roller. One side of the protective cloth belt is fixedly connected with a vertical rod, and the front face of the vertical rod is fixedly connected with a connecting base. Through cooperation of the scaffold body, the sleeve, the hollow rod, the wind-up roller, the protective cloth belt, the vertical rod, the connecting base, the rectangular rod, the connecting pin, the connecting ring, the protective rod, the supporting rod, the fixing base, the movable rod, the adjusting rod, the bolt and the conical block, the problems that an existing scaffold is not provided with a protective mechanism in the using process, a worker is prone to falling off when stepping on the foot, and the working efficiency is high are solved. And when the gravity center of the scaffold deviates, the scaffold easily topples over, workers easily fall off, potential safety hazards exist, and the use requirements cannot be met.

Description

Technical Field

[0001] The utility model relates to the technical field of scaffolds, in particular to a falling prevention device for scaffolds. Background Art

[0002] Scaffolding is a working platform set up to ensure the smooth progress of each construction process. It can be divided into external scaffolding and internal scaffolding according to the location of the scaffolding; it can be divided into wooden scaffolding, bamboo scaffolding, and steel pipe scaffolding according to different materials; it can be divided into pole scaffolding, bridge scaffolding, portal scaffolding, suspended scaffolding, hanging scaffolding, cantilever scaffolding, and climbing scaffolding according to the structural form.

[0003] The existing scaffolding is not equipped with a protective mechanism during use, and it is easy to fall when the workers step on empty space. In addition, the scaffolding is easy to topple over when the center of gravity shifts, which can easily cause the workers to fall. There are safety hazards and it cannot meet the use requirements. Therefore, we propose a fall prevention device for scaffolding. Utility Model Content

[0004] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a fall prevention device for a scaffold, which has the advantage of preventing falls and solves the problem that the existing scaffold has no protective mechanism during use, is easy to fall when the workers step on empty space, and is easy to topple over when the center of gravity of the scaffold shifts, which can also easily cause the workers to fall, posing a safety hazard and failing to meet the use requirements.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a fall prevention device for a scaffold, comprising a scaffold body, a sleeve is inserted into the top of the scaffold body, a hollow rod is fixedly connected to the front side of the sleeve, a winding roller is movably connected to the top of the hollow rod, a protective cloth belt is fixedly connected to the surface of the winding roller, a vertical rod is fixedly connected to one side of the protective cloth belt, a connecting seat is fixedly connected to the front side of the vertical rod, a rectangular rod is fixedly connected to one side of the connecting seat, a connecting pin is inserted into the inner cavity of the rectangular rod and the connecting seat, a connecting ring is fixedly connected to one side of the connecting ring, a protective rod is fixedly connected to the protective rod, a fixing seat is fixedly connected to the front side of the scaffold body, a movable rod is movably connected to one side of the fixing seat, an adjusting rod is inserted into the bottom of the movable rod, a conical block is fixedly connected to the bottom of the adjusting rod, a bolt is inserted into the inner cavity of the adjusting rod, and the surface of the bolt is threadedly connected to the movable rod.

[0006] Preferably, one side of the hollow rod is fixedly connected to a prism, one side of the prism is fixedly connected to a fixed disk, one side of the fixed disk is fixedly connected to a spring, one side of the spring is fixedly connected to a rectangular plate, the inner cavities of the scaffolding body and the sleeve are both plugged with pins, and one side of the pin is fixedly connected to the rectangular plate.

[0007] Preferably, one side of the protection rod is fixedly connected to a support rod, and one side of the support rod is fixedly connected to the scaffold body.

[0008] Preferably, the bottom of the winding roller is movably connected to the hollow rod through a bearing, and a round hole is opened on the top of the hollow rod.

[0009] Preferably, a plug hole is provided on the front side of the adjusting rod, and the inner diameter of the plug hole is 1.2 times the diameter of the bolt.

[0010] Preferably, one side of the fixing seat is movably connected to a movable block, and one side of the movable block is fixedly connected to the movable rod.

[0011] Preferably, a rectangular groove is provided on the other side of the hollow rod, and a movable hole is provided on the bottom of the movable rod.

[0012] Compared with the prior art, the utility model provides a scaffolding anti-falling device, which has the following beneficial effects:

[0013] 1. The utility model solves the problems that the existing scaffolding has no protective mechanism during use, is easy to fall when the staff steps on empty space, is easy to topple over when the center of gravity of the scaffolding shifts, is easy to cause the staff to fall, has potential safety hazards, and cannot meet the use requirements through the cooperation of the scaffolding body, sleeve, hollow rod, prism, fixed plate, spring, rectangular plate, latch, winding roller, protective cloth belt, vertical rod, connecting seat, rectangular rod, connecting pin, connecting ring, protective rod, support rod, fixing seat, movable rod, adjusting rod, bolt and tapered block.

[0014] 2. The utility model provides a prism, a fixed disk, a spring, a rectangular plate and a latch to facilitate limiting the sleeve, thereby making the hollow rod stable during operation. The bearing is provided to stabilize the operation of the winding roller and limit the winding roller. The movable block is provided to stabilize the operation of the movable rod and facilitate adjustment of the angle of the movable rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

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

[0017] Figure 3 It is a schematic diagram of the local structure of the utility model;

[0018] Figure 4 It is a schematic diagram of the enlarged structure of point A of the utility model.

[0019] In the figure: 1. scaffold body; 2. sleeve; 3. hollow rod; 4. prism; 5. fixed plate; 6. spring; 7. rectangular plate; 8. latch; 9. winding roller; 10. protective cloth belt; 11. vertical rod; 12. connecting seat; 13. rectangular rod; 14. connecting pin; 15. connecting ring; 16. protective rod; 17. supporting rod; 18. fixing seat; 19. movable rod; 20. adjusting rod; 21. bolt; 22. conical block. DETAILED DESCRIPTION

[0020] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0021] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does 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 limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it 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 an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] See also Figure 1-4A fall prevention device for a scaffold comprises a scaffold body 1, a sleeve 2 is inserted at the top of the scaffold body 1, a hollow rod 3 is fixedly connected to the front of the sleeve 2, a winding roller 9 is movably connected to the top of the hollow rod 3, a protective cloth belt 10 is fixedly connected to the surface of the winding roller 9, a vertical rod 11 is fixedly connected to one side of the protective cloth belt 10, a connecting seat 12 is fixedly connected to the front of the vertical rod 11, a rectangular rod 13 is fixedly connected to one side of the connecting seat 12, and the rectangular rod 13 and the connecting seat 12 are fixedly connected. The inner cavity is connected with a connecting pin 14, a connecting ring 15 is fixedly connected to one side of the scaffolding body 1, a protective rod 16 is fixedly connected to one side of the connecting ring 15, a fixing seat 18 is fixedly connected to the front of the scaffolding body 1, a movable rod 19 is movably connected to one side of the fixing seat 18, an adjusting rod 20 is inserted at the bottom of the movable rod 19, a conical block 22 is fixedly connected to the bottom of the adjusting rod 20, a bolt 21 is inserted into the inner cavity of the adjusting rod 20, and the surface of the bolt 21 is threadedly connected to the movable rod 19.

[0024] Through the above technical scheme: when working, the scaffold body 1 is placed in the working position, and then the movable rod 19 is rotated. After the angle of the movable rod 19 is adjusted, the adjusting rod 20 is pulled, and the adjusting rod 20 drives the conical block 22 to move. After the position of the conical block 22 is adjusted, the bolt 21 is rotated so that the bolt 21 is plugged into the adjusting rod 20. At this time, the movable rod 19 is rotated again to rotate the conical block 22. After the bottom of the conical block 22 is inserted into the ground, the scaffold body 1 can be made stable during work. Then the hollow rod 3 is plugged into the scaffold body 1, and then the vertical rod 11 is pulled. The vertical rod 11 drives the protective cloth belt 10 to move. After the two vertical rods 11 are in contact, the rectangular rod 13 will also be plugged into the corresponding connecting seat 12. Then the connecting pin 14 is inserted into the connecting seat 12, so that the vertical rod 11 can work stably. Then the protective cloth belt 10 is used to protect the staff. By setting the connecting ring 15 and the protective rod 16, the staff can be prevented from falling from both sides of the scaffold body 1.

[0025] A prism 4 is fixedly connected to one side of the hollow rod 3, a fixed disk 5 is fixedly connected to one side of the prism 4, a spring 6 is fixedly connected to one side of the fixed disk 5, a rectangular plate 7 is fixedly connected to one side of the spring 6, and a pin 8 is inserted into the inner cavities of the scaffold body 1 and the sleeve 2, and one side of the pin 8 is fixedly connected to the rectangular plate 7.

[0026] Through the above technical solution: by arranging the prism 4, the fixing plate 5, the spring 6, the rectangular plate 7 and the latch 8, it is convenient to limit the sleeve 2, so that the hollow rod 3 is stable during the working process.

[0027] One side of the protection rod 16 is fixedly connected to a support rod 17 , and one side of the support rod 17 is fixedly connected to the scaffold body 1 .

[0028] The bottom of the winding roller 9 is movably connected to the hollow rod 3 through a bearing, and a round hole is opened on the top of the hollow rod 3.

[0029] Through the above technical solution: by arranging the bearing, the operation of the winding roller 9 is stabilized and the winding roller 9 is limited.

[0030] The front side of the adjusting rod 20 is provided with an insertion hole, and the inner diameter of the insertion hole is 1.2 times the diameter of the bolt 21 .

[0031] One side of the fixing seat 18 is movably connected to a movable block, and one side of the movable block is fixedly connected to the movable rod 19 .

[0032] Through the above technical solution: by setting the movable block, the operation of the movable rod 19 is stabilized, and the angle of the movable rod 19 is conveniently adjusted.

[0033] A rectangular groove is formed on the other side of the hollow rod 3 , and a movable hole is formed on the bottom of the movable rod 19 .

[0034] The working principle of the utility model is as follows: when working, the scaffold body 1 is placed in the working position, and then the movable rod 19 is rotated. After the angle of the movable rod 19 is adjusted, the adjusting rod 20 is pulled, and the adjusting rod 20 drives the tapered block 22 to move. After the position of the tapered block 22 is adjusted, the bolt 21 is rotated so that the bolt 21 is plugged into the adjusting rod 20. At this time, the movable rod 19 is rotated again, so that the tapered block 22 is rotated. After the bottom of the tapered block 22 is inserted into the ground, the scaffold body 1 can be made stable during the working process, and then the hollow rod 3 is plugged into the scaffold body 1, and then the vertical rod 11 is pulled, and the vertical rod 11 drives the protective cloth belt 10 to move. After the two vertical rods 11 are in contact, the rectangular rod 13 will also be plugged into the corresponding connecting seat 12, and then the connecting pin 14 is inserted into the connecting seat 12, so that the vertical rod 11 can work stably, and then the protective cloth belt 10 is used to protect the staff, and the connecting ring 15 and the protective rod 16 are provided to prevent the staff from falling from both sides of the scaffold body 1.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A fall prevention device for a scaffold, comprising a scaffold body (1), characterized in that: The top of the scaffold body (1) is plugged with a sleeve (2), the front of the sleeve (2) is fixedly connected to a hollow rod (3), the top of the hollow rod (3) is movably connected to a winding roller (9), the surface of the winding roller (9) is fixedly connected to a protective cloth belt (10), one side of the protective cloth belt (10) is fixedly connected to a vertical rod (11), the front of the vertical rod (11) is fixedly connected to a connecting seat (12), one side of the connecting seat (12) is fixedly connected to a rectangular rod (13), and the inner cavities of the rectangular rod (13) and the connecting seat (12) are both plugged with connecting pins (14) A connecting ring (15) is fixedly connected to one side of the scaffolding body (1), a protective rod (16) is fixedly connected to one side of the connecting ring (15), a fixing seat (18) is fixedly connected to the front of the scaffolding body (1), a movable rod (19) is movably connected to one side of the fixing seat (18), an adjusting rod (20) is inserted at the bottom of the movable rod (19), a conical block (22) is fixedly connected to the bottom of the adjusting rod (20), a bolt (21) is inserted into the inner cavity of the adjusting rod (20), and the surface of the bolt (21) is threadedly connected to the movable rod (19).

2. A scaffolding fall prevention device according to claim 1, characterized in that: One side of the hollow rod (3) is fixedly connected to a prism (4), one side of the prism (4) is fixedly connected to a fixed plate (5), one side of the fixed plate (5) is fixedly connected to a spring (6), one side of the spring (6) is fixedly connected to a rectangular plate (7), and the inner cavities of the scaffold body (1) and the sleeve (2) are both plugged with a pin (8), and one side of the pin (8) is fixedly connected to the rectangular plate (7).

3. A scaffolding fall prevention device according to claim 1, characterized in that: One side of the protection rod (16) is fixedly connected to a support rod (17), and one side of the support rod (17) is fixedly connected to the scaffold body (1).

4. A scaffolding fall prevention device according to claim 1, characterized in that: The bottom of the winding roller (9) is movably connected to the hollow rod (3) via a bearing, and a round hole is formed on the top of the hollow rod (3).

5. A scaffolding fall prevention device according to claim 1, characterized in that: The front side of the adjusting rod (20) is provided with an insertion hole, and the inner diameter of the insertion hole is 1.2 times the diameter of the bolt (21).

6. A scaffolding fall prevention device according to claim 1, characterized in that: One side of the fixed seat (18) is movably connected to a movable block, and one side of the movable block is fixedly connected to a movable rod (19).

7. The fall prevention device for scaffolding according to claim 1, characterized in that: A rectangular groove is provided on the other side of the hollow rod (3), and a movable hole is provided on the bottom of the movable rod (19).

Images