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CN-224220631-U - Double-end stable suspension type iron tower anti-falling device

CN224220631UCN 224220631 UCN224220631 UCN 224220631UCN-224220631-U

Abstract

The utility model relates to the technical field of anti-falling devices and discloses a double-end stable suspension type iron tower anti-falling device which comprises a shell, a steel wire rope and a top pad, wherein a multi-buffering mechanism is arranged at the bottom of the outer wall of the top pad, a wear-resistant mechanism is arranged on the inner wall of the shell, a toothed mechanism is arranged on the outer wall of the steel wire rope, a retarding mechanism is arranged at the bottom of the outer wall of the steel wire rope, a reinforcing mechanism is arranged in the shell, the multi-buffering mechanism comprises a push column, the top of the outer wall of the push column is fixedly connected to the bottom of the outer wall of the top pad, and a piston is fixedly connected to the bottom of the outer wall of the push column. According to the device, the shell is adopted as an external structure, the internal assembly is supported, the falling impact is borne, the braking force is transmitted, the three-stage buffer mechanism drives the piston through the push column, the sliding groove sliding block is matched with the telescopic rod to realize buffer, the reinforcing mechanism controls the ratchet wheel to rotate through the main shaft, the ratchet wheel cover enhances stability, the falling impact energy is dispersed, and the safety of a human body is guaranteed.

Inventors

  • SUN LIHUI
  • Zhang Qiumang
  • Nie Bingshuai

Assignees

  • 河北金河电力器具有限公司

Dates

Publication Date
20260512
Application Date
20250522

Claims (8)

  1. 1. The double-end stable suspension type iron tower anti-falling device comprises a shell (1), a steel wire rope (7) and a top pad (9) and is characterized in that a multi-buffering mechanism (2) is arranged at the bottom of the outer wall of the top pad (9), a wear-resistant mechanism (3) is arranged on the inner wall of the shell (1), a toothed mechanism (4) is arranged on the outer wall of the steel wire rope (7), a retarding mechanism (5) is arranged at the bottom of the outer wall of the steel wire rope (7), and a reinforcing mechanism (6) is arranged in the shell (1); The multi-buffering mechanism (2) comprises a pushing column (201), the top of the outer wall of the pushing column (201) is fixedly connected with the bottom of the outer wall of a top pad (9), the bottom of the outer wall of the pushing column (201) is fixedly connected with a piston (202), the bottom of the outer wall of the piston (202) is fixedly connected with a first rubber pad (203), the bottom of the outer wall of the first rubber pad (203) is fixedly connected with silicone grease (204), the bottom of the outer wall of the silicone grease (204) is fixedly connected with a second rubber pad (205), the outer wall of the second rubber pad (205) is fixedly connected with a sleeve (206), and a plurality of holes (207) are formed in the outer wall of the sleeve (206).
  2. 2. The double-end stable suspension type iron tower anti-falling device according to claim 1, wherein the wear-resistant mechanism (3) comprises a ceramic composite layer (301), the outer wall of the ceramic composite layer (301) is fixedly connected to the inner wall of the shell (1), a memory alloy (302) is fixedly connected to the inner wall of the ceramic composite layer (301), aerogel (303) is fixedly connected to the inner wall of the memory alloy (302), a carbon fiber composite layer (304) is fixedly connected to the inner wall of the aerogel (303), a tetrafluoroethylene coating (305) is fixedly connected to the inner wall of the carbon fiber composite layer (304), and a reinforcing pin (306) is fixedly connected to the inner wall of the shell (1).
  3. 3. The double-end stable suspension type iron tower anti-falling device according to claim 1, wherein the toothed mechanism (4) comprises a fixed disc (401), the outer wall of the fixed disc (401) is rotatably connected to the outer wall of the steel wire rope (7), and a ratchet ring (402) is fixedly connected to the outer wall of the fixed disc (401).
  4. 4. The double-end stable suspension type iron tower anti-falling device according to claim 1, wherein the retarding mechanism (5) comprises a differential disc (501), the outer wall of the differential disc (501) is fixedly connected with the outer wall of a steel wire rope (7), sliding grooves (502) are formed in the front side and the rear side of the outer wall of the differential disc (501), sliding blocks (503) are slidably connected to the outer walls of the two sliding grooves (502), telescopic rods (504) are fixedly connected to the outer walls of the two sliding blocks (503), and fixing seats (505) are fixedly connected to the bottoms of the outer walls of the two telescopic rods (504).
  5. 5. The double-end stable suspension type iron tower anti-falling device according to claim 1, wherein the reinforcing mechanism (6) comprises a main shaft (602), the outer wall of the main shaft (602) is fixedly connected to the inside of the shell (1), and a ratchet cover (601) is fixedly connected to the outer wall of the main shaft (602).
  6. 6. The anti-falling device for double-end stable suspension type iron tower according to claim 3, wherein the bottom end of the outer wall of the steel wire rope (7) is fixedly connected with a lower hook lock (8), and the outer wall of the fixed disc (401) is fixedly connected with the outer wall of the main shaft (602).
  7. 7. The double-end stable suspension type iron tower anti-falling device according to claim 1 is characterized in that a hook rope (11) is fixedly connected to the top of the outer wall of the shell (1), and an upper hook lock (10) is fixedly connected to the top end of the outer wall of the hook rope (11).
  8. 8. The double-end stable suspension type iron tower anti-falling device according to claim 4, wherein the bottom of the outer wall of the fixing seat (505) is fixedly connected to the top of the outer wall of the sleeve (206), and the outer wall of the fixing seat (505) is fixedly connected with a top pad (9).

Description

Double-end stable suspension type iron tower anti-falling device Technical Field The utility model relates to the technical field of anti-falling devices, in particular to a double-end stable suspension type anti-falling device for an iron tower. Background The iron tower operation is an important link of high-altitude electric power facility maintenance, staff need climb tens of meters tower body to carry out equipment inspection and maintenance, the operation environment often accompanies the challenges of strong wind sunshine, safety protection measures directly influence operation success or failure, because the operation risk is higher, iron tower anti-falling device becomes the core equipment of guarantee personnel safety, the device comprises vertical track self-locking ware connector, through real-time induction falling speed triggering braking, effective control personnel landing distance, furthest reduces the injury of falling in the high altitude. According to the search, the Chinese patent publication No. CN109550168A discloses a falling protector, which comprises a bracket, a rotating piece, a safety belt, a brake disc, a brake block and a return spring, wherein the bracket is provided with a first side plate, a stop block is arranged on the outer side surface of the first side plate, the rotating piece is rotatably arranged on the bracket, the safety belt is wound on the rotating piece, the brake disc is combined with the rotating piece and provided with an inner side surface facing the outer side surface of the first side plate, and the brake block is pivoted on the brake disc and is positioned between the inner side surface of the brake disc and the outer side surface of the first side plate. Therefore, the brake block can be ensured to be abutted against the stop block when the brake block is in the unfolding position, the reliability of the anti-falling device during emergency locking is increased, but in actual use, the anti-falling mechanism suddenly acts, the falling personnel receives a large impact force to cause the human body to be strained, and a buffer device is lacked, so that the anti-falling device of the double-end stable suspension type iron tower is provided for solving the problems. Disclosure of utility model In order to make up for the defects, the utility model provides a double-end stable suspension type iron tower anti-falling device, which aims to solve the problems that in the prior art, the action of a suspending falling mechanism is abrupt, a falling person receives a large impact force to cause the damage to a human body, and a buffer device is lacked. In order to achieve the aim, the double-end stable suspension type iron tower anti-falling device comprises a shell, a steel wire rope and a top pad, wherein a multi-buffering mechanism is arranged at the bottom of the outer wall of the top pad, a wear-resistant mechanism is arranged on the inner wall of the shell, a toothed mechanism is arranged on the outer wall of the steel wire rope, a retarding mechanism is arranged at the bottom of the outer wall of the steel wire rope, and a reinforcing mechanism is arranged in the shell; The multi-buffering mechanism comprises a pushing column, the top of the outer wall of the pushing column is fixedly connected with the bottom of the outer wall of the top pad, the bottom of the outer wall of the pushing column is fixedly connected with a piston, the bottom of the outer wall of the piston is fixedly connected with a first rubber pad, the bottom of the outer wall of the first rubber pad is fixedly connected with silicone grease, the bottom of the outer wall of the silicone grease is fixedly connected with a second rubber pad, the outer wall of the second rubber pad is fixedly connected with a sleeve, and a plurality of holes are formed in the outer wall of the sleeve. According to the technical scheme, the top end of the pushing column and the bottom of the top pad form a rigid joint structure, the rigid joint structure is used as a core component for driving the piston to generate axial thrust, the bottom end of the pushing column is rigidly connected with the top of the piston, pressure is applied to the lower component through reciprocating motion of the piston, the bottom end of the piston is sequentially connected with a first-layer rubber buffer pad, a middle silicone grease layer and a secondary rubber buffer pad to form a multi-stage energy absorption structure, three-layer buffer media are designed through different thickness, gradient attenuation of impact energy is achieved, the bottom of the secondary rubber buffer pad is rigidly connected with the top of a sleeve, the sleeve serves as a main bearing structure of a buffer system, circumferentially distributed ventilation holes of the sleeve maintain air pressure balance in the component, and dynamic stability of a buffer process is ensured. As a further description of the above technical solution: The wear-resista