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CN-224220628-U - Self-locking hook for safety rope

CN224220628UCN 224220628 UCN224220628 UCN 224220628UCN-224220628-U

Abstract

The utility model discloses a safety rope self-locking hook, which relates to the technical field of safety ropes and comprises a hook body, wherein a self-locking mechanism is arranged on the hook body, a lubricating mechanism is arranged on the inner wall of the hook body, a through hole is formed in the hook body, the self-locking mechanism comprises a locking plate, the locking plate is rotationally connected to the hook body, a limiting plate is fixedly arranged on the inner wall of the locking plate, the lubricating mechanism comprises a rotary groove, the rotary groove is formed in the inner wall of the hook body, and balls are arranged on the inner wall of the rotary groove in a rolling mode. The self-locking mechanism has the beneficial effects that the purpose of automatically locking the hook is achieved, the safety of the safety rope hook is improved, meanwhile, the spring can be detached and replaced, the occurrence of dangerous situations caused by performance reduction due to long-time use of the spring is avoided, the purpose of increasing the lubricating performance of the hook is achieved through the lubricating mechanism, and the abrasion to a cable is reduced when the self-locking mechanism is used.

Inventors

  • YANG YONGLIN
  • HUANG JUNZHI
  • XIONG YANFANG
  • WU JING
  • ZHANG QIMENG

Assignees

  • 云南星晟电力技术有限公司

Dates

Publication Date
20260512
Application Date
20250516

Claims (10)

  1. 1. The safety rope self-locking hook comprises a hook body (100) and is characterized in that a self-locking mechanism (200) is arranged on the hook body (100), a lubricating mechanism (300) is arranged on the inner wall of the hook body (100), a through hole (400) is formed in the hook body (100), the self-locking mechanism (200) comprises a locking plate (202), the locking plate (202) is rotationally connected to the hook body (100), and a limiting plate (206) is fixedly arranged on the inner wall of the locking plate (202); The lubricating mechanism (300) comprises a rotary groove (303), the rotary groove (303) is formed in the inner wall of the hook body (100), balls (302) are arranged on the inner wall of the rotary groove (303) in a rolling mode, a storage groove (304) is formed in the hook body (100), the storage groove (304) is communicated with the rotary groove (303), and a storage sponge (301) is fixedly installed in the storage groove (304).
  2. 2. The self-locking safety rope hanger according to claim 1, wherein a box body (203) is fixedly arranged on the inner wall of the hanger body (100), and the box body (203) is a cylindrical box.
  3. 3. A safety rope self-locking hook as claimed in claim 2, wherein one end of the box body (203) penetrates through the surface of the hook body (100), and one end of the box body (203) is connected with a box cover (201) in a threaded manner.
  4. 4. The self-locking safety rope hanger according to claim 2, wherein a limiting block (208) is slidably arranged on the inner wall of the box body (203), and the cross-sectional dimension of the limiting block (208) is matched with the cross-sectional dimension of the inner wall of the box body (203).
  5. 5. The self-locking safety rope hanger of claim 4, wherein a spring (207) is arranged in the box body (203), one end of the spring (207) is contacted with the box cover (201), and the other end of the spring (207) is contacted with a limiting block (208).
  6. 6. The self-locking safety rope hanger according to claim 4, wherein a connecting rod (204) is fixed at the other end of the limiting block (208), the connecting rod (204) is a cylindrical rod, and a mounting frame (209) is fixedly arranged at one end of the connecting rod (204).
  7. 7. A safety rope self-locking hook as claimed in claim 6, wherein the inner wall of the mounting frame (209) is rotatably connected with a roller (210), and the roller (210) is cylindrical in shape.
  8. 8. The self-locking safety rope hanger of claim 7, wherein the limiting plate (206) is rectangular, a sliding groove (205) is formed in the surface of the limiting plate (206), the sliding groove (205) is a strip-shaped groove, and the roller (210) slides in the sliding groove (205).
  9. 9. A safety rope self-locking hook as claimed in claim 1, wherein said rotating grooves (303) are not less than five, and said balls (302) are spherical in shape.
  10. 10. The safety rope self-locking hook according to claim 1, wherein an injection hole (305) is formed in the side face of the hook body (100), the injection hole (305) is in a cylindrical shape, one end of the injection hole (305) is communicated with the storage groove (304), threads are formed in the inner wall of the injection hole (305), and a hole cover (306) is connected with the inner wall of the injection hole (305) in a threaded mode.

Description

Self-locking hook for safety rope Technical Field The utility model relates to the technical field of safety ropes, in particular to a self-locking hook of a safety rope. Background Safety lines are protective equipment for use in high-altitude operations or extreme sports, typically made of high strength fibers or steel wires, with wear, impact and corrosion resistant properties. In the field of electric power maintenance, safety rope couple is the key equipment of guarantee staff life safety, its effect is with reliable connection of staff and safety rope, prevent that the staff from taking place the incident of falling when working aloft, however, current safety rope auto-lock couple has some potential safety hazards, on the one hand, key parts such as inside spring of auto-lock couple can decline gradually after long-time use, if elasticity weakens, warp etc. but because spring fixed mounting is usually inside the couple, be difficult to dismantle the change, this further increases the risk that the couple became invalid, on the other hand, auto-lock couple is with the frequent contact friction of objects such as cable in the use, lack good lubricating property, lead to cable wearing and tearing easily, shorten the life of cable, also probably influence the normal use of couple simultaneously. Disclosure of utility model This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model. In order to solve the technical problems, the utility model provides the following technical scheme: The self-locking hook for the safety rope comprises a hook body, wherein a self-locking mechanism is arranged on the hook body, a lubricating mechanism is arranged on the inner wall of the hook body, a through hole is formed in the hook body, the self-locking mechanism comprises a locking plate, the locking plate is rotationally connected to the hook body, and a limiting plate is fixedly arranged on the inner wall of the locking plate; The lubricating mechanism comprises a rotary groove, the rotary groove is formed in the inner wall of the hook body, balls are arranged on the inner wall of the rotary groove in a rolling mode, a storage groove is formed in the hook body, the storage groove is communicated with the rotary groove, and a storage sponge is fixedly mounted in the storage groove. As an optimal scheme of the self-locking hook of the safety rope, a box body is fixedly arranged on the inner wall of the hook body, and the box body is in a cylindrical box shape. As a preferable scheme of the self-locking hook of the safety rope, one end of the box body penetrates through the surface of the hook body, and one end of the box body is connected with a box cover in a threaded manner. As a preferable scheme of the self-locking hook of the safety rope, a limiting block is arranged on the inner wall of the box body in a sliding manner, and the cross section size of the limiting block is matched with the cross section size of the inner wall of the box body. As an optimal scheme of the self-locking hook of the safety rope, a spring is arranged in the box body, one end of the spring is contacted with the box cover, and the other end of the spring is contacted with the limiting block. As an optimal scheme of the self-locking hook of the safety rope, a connecting rod is fixed at the other end of the limiting block, the connecting rod is in a cylindrical rod shape, and a mounting frame is fixedly arranged at one end of the connecting rod. As an optimal scheme of the self-locking hook of the safety rope, the inner wall of the mounting frame is rotatably connected with the roller, and the roller is cylindrical. As an optimal scheme of the self-locking hook of the safety rope, the limiting plate is rectangular, a sliding groove is formed in the surface of the limiting plate, the sliding groove is a strip-shaped groove, and the roller slides in the sliding groove. As an optimal scheme of the self-locking hook of the safety rope, the number of the rotating grooves is not less than five, and the shape of the ball is a sphere. As a preferable scheme of the safety rope self-locking hook, an injection hole is formed in the side face of the hook body, the injection hole is in a cylindrical shape, one end of the injection hole is communicated with a storage tank, threads are formed in the inner wall of the injection hole, and a hole cover is connected with the inner wall of the injection hole in a threaded mode. The self-locking mechanism has the beneficial effects that the purpose of automatically locking the hook is achieved, the safety of the safety rope hook is improved, meanwhile, the spring can be detached and replaced, the occurrence of dangerous situati