Falling protector

Abstract

The utility model relates to the technical field of falling protectors, in particular to a falling protector which comprises a falling protector body, a connecting mechanism is installed on the top of the falling protector body, a connecting rope is arranged on the top of the connecting mechanism in a sleeved mode, a first hook is fixedly connected to the top of the connecting rope, and the connecting mechanism comprises a fixing base. A groove is formed in the top of the fixing seat, a vertical rod is fixedly connected to an inner cavity of the groove, a limiting rod is movably connected to the top of the vertical rod, and a hanging rod is fixedly connected to the top of the fixing seat. According to the anti-falling device, the connecting rope is conveniently hung on the surface of the hanging rod, the connecting rope and the hanging rod can be conveniently detached and replaced, convenience is brought to maintenance and detachment of the anti-falling device, the vertical rod and the limiting rod can be rotationally connected through the arrangement of the circular groove, the rotating rod and the torsional spring, the connecting rope and the hanging rod can be conveniently connected and detached, and the anti-falling device is convenient to use. The top of the limiting rod is tightly attached to the hanging rod, the connecting rope is prevented from being separated from the hanging rod, and safety is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of fall arresters, in particular to a fall arrester. Background Art

[0002] The fall arrester is suitable for preventing the suspended workpiece from accidentally falling when the overhead crane is lifting. It can effectively protect the life safety of ground operators and the damage of the suspended workpiece. It is used in high-altitude workplaces such as metallurgy and automobile manufacturing, petrochemical industry, engineering construction, electric power, ships, communications, pharmaceuticals, bridges, etc.

[0003] After searching, the application number is: 201821753129.X, and the name is a utility model of a high-altitude fall arrester with an alarm, including a fall arrester, an alarm housing, a safety rope and a retractable safety rope. Through research and analysis, it is found that although the structure is relatively simple, making the manufacturing simple and thus effectively reducing the cost, it still has the following disadvantages to a certain extent;

[0004] For example: the safety rope is fixedly connected to the top of the fall arrester. During use, the installation rope often contacts and rubs against the connection of the fall arrester. The safety rope needs to be inspected and replaced regularly. The removal process of the connecting rope is cumbersome, time-consuming and laborious, which brings trouble to the maintenance of the fall arrester. In order to solve the above technical problems, it is necessary for us to design a fall arrester to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a fall arrester, which has the advantage of being easy to disassemble a safety rope and solves the problem that the safety rope is fixedly connected to the top of the fall arrester and is inconvenient to disassemble and assemble the safety rope.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a fall arrester, comprising a fall arrester body, a connecting mechanism is installed on the top of the fall arrester body, a connecting rope is sleeved on the top of the connecting mechanism, a first hook is fixedly connected to the top of the connecting rope, the connecting mechanism comprises a fixing seat, a groove is opened on the top of the fixing seat, a vertical rod is fixedly connected to the inner cavity of the groove, the top of the vertical rod is movably connected to a limiting rod, the top of the fixing seat is fixedly connected to a hanging rod, and the connecting rope is hung on the surface of the hanging rod.

[0007] Preferably, a deep groove is formed on the inner wall of the groove, a guide rod is fixedly connected to the inner cavity of the deep groove, a first spring and a movable plate are respectively sleeved on the surface of the guide rod, the vertical rod passes through the movable plate and is movably connected to the movable plate, a sleeve is connected to the top of the movable plate, and the sleeve is sleeved on the surface of the vertical rod and the limit rod.

[0008] Preferably, the bottom of the first spring is fixedly connected to the inner wall of the deep groove, the top of the first spring is fixedly connected to the bottom of the movable plate, and the sleeve is sleeved on the surface of the vertical rod and the limiting rod.

[0009] Preferably, circular grooves are provided on the surfaces of the vertical rod and the limiting rod, a rotating rod is movably connected to the inner cavity of the circular groove, a torsion spring is sleeved on the surface of the rotating rod, and two sides of the torsion spring are respectively fixedly connected to the inner wall of the circular groove.

[0010] Preferably, a transverse plate is fixedly sleeved on the surface of the sleeve, and one side of the hanging rod passes through the transverse plate and is movably connected to the transverse plate.

[0011] Preferably, a receiving groove is provided on the surface of the hanging rod, a second spring is fixedly connected to the inner wall of the receiving groove, a limiting block is fixedly connected to one side of the second spring, and the top of the limiting block is in contact with the cross plate.

[0012] Preferably, a steel wire rope is connected through the bottom of the fall arrester body, and a second hook is connected to the bottom of the steel wire rope.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model provides a fixing seat, a groove, a vertical rod, a limiting rod and a hanging rod, so that the connecting rope can be conveniently hung on the surface of the hanging rod, and the disassembly and replacement between the connecting rope and the hanging rod is convenient, which brings convenience to the maintenance and disassembly of the fall arrester. The circular groove, the rotating rod and the torsion spring are convenient for the rotation connection between the vertical rod and the limiting rod, and the connection and disassembly between the connecting rope and the hanging rod are convenient, so that the top of the limiting rod is closely fitted with the hanging rod, so that the connecting rope and the hanging rod are prevented from being separated, thereby improving safety.

[0015] 2. The utility model uses a guide rod, a first spring, a movable plate and a sleeve. The first spring tensions the movable plate, so that the movable plate drives the sleeve to move upward. The sleeve provides limiting support for the vertical rod and the limit rod to prevent the limit rod from rotating, so that the connecting rope is limited to the surface of the hanging rod and will not separate, thereby improving the safety of the fall arrester. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a side view of the structure of the utility model;

[0018] Figure 3 This is a cross-sectional schematic diagram of the fixing seat and the sleeve of the utility model;

[0019] Figure 4 It is a cross-sectional schematic diagram of the vertical rod and the limiting rod of the utility model.

[0020] In the figure: 1. fall arrester body; 2. connecting mechanism; 20. fixing seat; 21. groove; 22. vertical rod; 23. limiting rod; 24. hanging rod; 25. deep groove; 26. guide rod; 27. first spring; 28. moving plate; 29. ​​sleeve; 210. circular groove; 211. torsion spring; 212. horizontal plate; 213. accommodating groove; 214. second spring; 215. rotating rod; 216. limiting block; 3. connecting rope; 4. first hook; 5. wire rope; 6. second hook. DETAILED DESCRIPTION

[0021] See also Figure 1-Figure 4 A fall arrester comprises a fall arrester body 1, a connecting mechanism 2 is installed on the top of the fall arrester body 1, a connecting rope 3 is sleeved on the top of the connecting mechanism 2, a first hook 4 is fixedly connected to the top of the connecting rope 3, the connecting mechanism 2 comprises a fixing seat 20, a groove 21 is opened on the top of the fixing seat 20, a vertical rod 22 is fixedly connected to the inner cavity of the groove 21, a limiting rod 23 is movably connected to the top of the vertical rod 22, a hanging rod 24 is fixedly connected to the top of the fixing seat 20, and the connecting rope 3 is hung on the surface of the hanging rod 24. By arranging the fixing seat 20, the groove 21, the vertical rod 22, the limiting rod 23 and the hanging rod 24, it is convenient to hang the connecting rope 3 on the surface of the hanging rod 24, and it is convenient to disassemble and replace the connecting rope 3 and the hanging rod 24, which brings convenience to the maintenance and disassembly of the fall arrester.

[0022] See also Figure 3 A deep groove 25 is provided on the inner wall of the groove 21, and a guide rod 26 is fixedly connected to the inner cavity of the deep groove 25. The surfaces of the guide rod 26 are respectively sleeved with a first spring 27 and a movable plate 28. The vertical rod 22 passes through the movable plate 28 and is movably connected to the movable plate 28. A sleeve 29 is connected to the top of the movable plate 28. The sleeve 29 is sleeved on the surfaces of the vertical rod 22 and the limit rod 23. By setting the guide rod 26, the movable plate 28 is guided, so that the movable plate 28 drives the sleeve 29 to move vertically. By setting the sleeve 29, the vertical rod 22 and the limit rod 23 are positioned and supported, thereby improving the stability of the vertical rod 22 and the limit rod 23.

[0023] See also Figure 3 The bottom of the first spring 27 is fixedly connected to the inner wall of the deep groove 25, the top of the first spring 27 is fixedly connected to the bottom of the movable plate 28, and the sleeve 29 is sleeved on the surface of the vertical rod 22 and the limit rod 23. By setting the first spring 27, tension is generated on the movable plate 28, which facilitates the return of the movable plate 28.

[0024] See also Figure 4, circular grooves 210 are provided on the surfaces of the vertical rod 22 and the limiting rod 23, and a rotating rod 215 is movably connected to the inner cavity of the circular groove 210, and a torsion spring 211 is sleeved on the surface of the rotating rod 215, and the two sides of the torsion spring 211 are respectively fixedly connected to the inner wall of the circular groove 210. By providing the circular groove 210, the rotating rod 215 and the torsion spring 211, the rotation connection between the vertical rod 22 and the limiting rod 23 is facilitated, and the connection and disassembly between the connecting rope 3 and the hanging rod 24 are facilitated. The torsion spring 211 generates a torsion force on the limiting rod 23, which facilitates the return of the limiting rod 23, so that the top of the limiting rod 23 is closely fitted with the hanging rod 24, avoiding the separation of the connecting rope 3 and the hanging rod 24, and improving safety.

[0025] See also Figure 3 A horizontal plate 212 is fixedly sleeved on the surface of the sleeve 29, and one side of the hanging rod 24 passes through the horizontal plate 212 and is movably connected to the horizontal plate 212. By setting the horizontal plate 212, the contact area with the hand is increased, making it convenient to press the horizontal plate 212 to drive the sleeve 29 to move vertically.

[0026] See also Figure 3 A receiving groove 213 is provided on the surface of the hanging rod 24, and a second spring 214 is fixedly connected to the inner wall of the receiving groove 213. A limiting block 216 is fixedly connected to one side of the second spring 214. The top of the limiting block 216 contacts the horizontal plate 212. By setting the limiting block 216, the horizontal plate 212 is limited to avoid accidentally touching the horizontal plate 212 and causing it to move downward. By setting the second spring 214, tension is generated on the limiting block 216 to facilitate the return of the limiting block 216.

[0027] See also Figure 2 A steel wire rope 5 is connected through the bottom of the fall arrester body 1, and a second hook 6 is connected to the bottom of the steel wire rope 5.

[0028] When removing the connecting rope 3, push the limit block 216 to compress the second spring 214, so that the limit block 216 extends into the inner cavity of the accommodating groove 213, press the horizontal plate 212 downward, drive the sleeve 29 to move downward, the sleeve 29 drives the movable plate 28 to move downward and compress the first spring 27, so that the sleeve 29 is separated from the limit rod 23, push the limit rod 23 to drive the rotating rod 215 to rotate, so that the limit rod 23 is separated from the hanging rod 24, and then move the connecting rope 3 out of the gap between the hanging rod 24 and the vertical rod 22, and then remove the connecting rope 3.

[0029] In summary, the fall arrester solves the problem that the safety rope is fixedly connected to the top of the fall arrester and it is inconvenient to disassemble and assemble the safety rope by arranging the fixing seat 20, the groove 21, the vertical rod 22, the limiting rod 23 and the hanging rod 24.

Claims

1. A fall arrester, comprising a fall arrester body (1), characterized in that: A connecting mechanism (2) is installed on the top of the fall arrester body (1), a connecting rope (3) is sleeved on the top of the connecting mechanism (2), a first hook (4) is fixedly connected to the top of the connecting rope (3), the connecting mechanism (2) comprises a fixing seat (20), a groove (21) is opened on the top of the fixing seat (20), a vertical rod (22) is fixedly connected to the inner cavity of the groove (21), the top of the vertical rod (22) is movably connected to a limit rod (23), the top of the fixing seat (20) is fixedly connected to a hanging rod (24), and the connecting rope (3) is hung on the surface of the hanging rod (24).

2. A fall arrester according to claim 1, characterized in that: The inner wall of the groove (21) is provided with a deep groove (25), the inner cavity of the deep groove (25) is fixedly connected to a guide rod (26), the surface of the guide rod (26) is respectively sleeved with a first spring (27) and a movable plate (28), the vertical rod (22) passes through the movable plate (28) and is movably connected to the movable plate (28), the top of the movable plate (28) is connected with a sleeve (29), and the sleeve (29) is sleeved on the surface of the vertical rod (22) and the limit rod (23).

3. A fall arrester according to claim 2, characterized in that: The bottom of the first spring (27) is fixedly connected to the inner wall of the deep groove (25), the top of the first spring (27) is fixedly connected to the bottom of the movable plate (28), and the sleeve (29) is sleeved on the surface of the vertical rod (22) and the limiting rod (23).

4. A fall arrester according to claim 3, characterized in that: The surfaces of the vertical rod (22) and the limiting rod (23) are both provided with a circular groove (210), the inner cavity of the circular groove (210) is movably connected to a rotating rod (215), the surface of the rotating rod (215) is sleeved with a torsion spring (211), and the two sides of the torsion spring (211) are respectively fixedly connected to the inner wall of the circular groove (210).

5. A fall arrester according to claim 4, characterized in that: A transverse plate (212) is fixedly sleeved on the surface of the sleeve (29), and one side of the hanging rod (24) passes through the transverse plate (212) and is movably connected to the transverse plate (212).

6. A fall arrester according to claim 5, characterized in that: A receiving groove (213) is provided on the surface of the hanging rod (24); a second spring (214) is fixedly connected to the inner wall of the receiving groove (213); a limiting block (216) is fixedly connected to one side of the second spring (214); and a top of the limiting block (216) is in contact with the horizontal plate (212).

7. A fall arrester according to claim 1, characterized in that: A steel wire rope (5) is connected through the bottom of the fall arrester body (1), and a second hook (6) is connected to the bottom of the steel wire rope (5).

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