Search

CN-224231693-U - Portable abrasion detection clamp for hoist steel wire rope

CN224231693UCN 224231693 UCN224231693 UCN 224231693UCN-224231693-U

Abstract

The utility model discloses a portable abrasion detection clamp for a steel wire rope of a hoist, which comprises clamping plates, wherein the clamping plates are provided with three side by side and are distributed in parallel, adjacent clamping plates are connected through two first hinges which are distributed up and down to form a foldable structure, a first hinge on one side is connected through a bolt, the top and the bottom of the inner side surface of each clamping plate are respectively provided with a spring arc piece which is horizontally arranged, two ends of each spring arc piece are connected with a limiting block through a second hinge, a first sliding groove for sliding the limiting block and a second sliding groove for penetrating through the second hinge are formed in the clamping plates, the first sliding groove is communicated with the second sliding groove and horizontally extends, and at least two detection sensors are buried in each clamping plate, and detection heads of the detection sensors penetrate through the clamping plates and face the steel wire rope. The folding device comprises three clamping plates which are connected up and down through the first hinges to form a folding structure, so that the device can be folded as required, and the carrying and the storage are greatly facilitated.

Inventors

  • YU QIYANG

Assignees

  • 颍上闸管理处

Dates

Publication Date
20260512
Application Date
20250529

Claims (8)

  1. 1. The portable abrasion detection clamp for the steel wire ropes of the headstock gear comprises clamping plates (1) and is characterized in that the clamping plates (1) are provided with three side by side, two first hinges (2) distributed up and down are connected between adjacent clamping plates (1) to form a foldable structure, the first hinges (2) on one side are connected through bolts (11) in a penetrating mode, spring arc pieces (3) which are horizontally arranged are respectively arranged at the top and the bottom of the inner side face of each clamping plate (1), two ends of each spring arc piece (3) are connected with limiting blocks (4) through second hinges (5), a first sliding groove (6) for the limiting blocks (4) to slide and a second sliding groove (7) for the second hinges (5) to penetrate are formed in the clamping plates (1), the first sliding grooves (6) are connected with the second sliding grooves (7) and extend horizontally, at least two detection sensors (13) are buried in the clamping plates (1), and detection heads of the detection sensors (13) penetrate out of the clamping plates (1) and face the steel wire ropes (9).
  2. 2. The portable wear detection clamp for the hoist steel wire rope according to claim 1, characterized in that the first sliding groove (6) and the second sliding groove (7) are horizontally extending linear grooves, and the limiting block (4) is located in the first sliding groove (6) and connected with the spring arc piece (3) through the second hinge (5).
  3. 3. The portable abrasion detection clamp for the hoist steel wire rope according to claim 2, characterized in that an anti-slip sheet (8) is fixed at a position where the spring arc sheet (3) is contacted with the steel wire rope (9), conical teeth (10) are uniformly distributed on the surface of the anti-slip sheet (8), and tooth tips of the conical teeth (10) face the steel wire rope (9).
  4. 4. A portable wear detection clamp for hoist ropes according to claim 3, characterized in that the detection sensor (13) is a micro-magneto-resistive sensor, including TMR, AMR or GMR type sensors.
  5. 5. The portable wear detection clamp for the hoist steel wire rope according to claim 4, wherein the detection sensors (13) are distributed inside the clamping plate (1) in a surrounding mode, and the detection heads penetrate out of the clamping plate (1) to form an array surrounding the periphery of the steel wire rope (9).
  6. 6. The portable wear detection clamp for the hoist wire rope according to claim 5, characterized in that the top of the plug (11) is fixed by bolts (12).
  7. 7. The portable wear detection clamp for the hoist steel wire rope, according to claim 6, is characterized in that the spring arc piece (3) is made of 65Mn spring steel, the radius of curvature of the arc surface is adjustable in the range of 8-12mm, and the thickness of the surface chromium plating treatment is 0.05mm.
  8. 8. The portable wear detection clamp for the hoist steel wire rope, according to claim 7, is characterized in that the tooth height of the conical teeth (10) is 0.8mm, the bottom diameter is 1.2mm, 15-degree staggered arrangement is adopted, and the tooth space is 2mm.

Description

Portable abrasion detection clamp for hoist steel wire rope Technical Field The utility model relates to the technical field of hoist detection, in particular to a portable wear detection clamp for a hoist steel wire rope. Background The safety and reliability of the steel wire rope serving as a key component of the hoist directly influence the running state of the whole system. However, in the long-term use process, the performance of the steel wire rope is reduced due to factors such as abrasion, corrosion and the like, and even safety accidents can be caused in severe cases. Therefore, it is important to regularly detect wear of the wire rope. The traditional steel wire rope abrasion detection tools are large in size and complex in design, so that the application of the traditional steel wire rope abrasion detection tools in a narrow space is limited, and the traditional steel wire rope abrasion detection tools are inconvenient to carry to the site for real-time detection. For technicians who need to frequently move working sites or work in special environments such as high altitudes, the existing detection devices greatly increase the working difficulty and the time cost due to the characteristics of heavy weight and portability. Disclosure of utility model The utility model aims to provide a portable abrasion detection clamp for a hoist steel wire rope, which can ensure the detection precision and is convenient to carry, and solves the problems in the prior art. In order to achieve the above purpose, the present utility model provides the following technical solutions: A portable abrasion detection clamp for a steel wire rope of a hoist comprises clamping plates, wherein the clamping plates are provided with three side by side and are distributed in parallel, adjacent clamping plates are connected through two first hinges which are distributed up and down to form a foldable structure, a first hinge on one side is connected through a bolt in a penetrating mode, the top and the bottom of the inner side face of each clamping plate are respectively provided with a spring arc piece which is horizontally arranged, two ends of each spring arc piece are connected with a limiting block through a second hinge, a first sliding groove for sliding of the limiting block and a second sliding groove for penetrating of the second hinge are formed in the clamping plates, the first sliding grooves are communicated with the second sliding grooves and extend horizontally, and at least two detection sensors are buried in each clamping plate, and detection heads of the detection sensors penetrate out of the clamping plates and face the steel wire rope. Preferably, the first sliding groove and the second sliding groove are horizontally extending linear grooves, and the limiting block is located in the first sliding groove and connected with the spring arc piece through the second hinge. Preferably, the position of the spring arc piece contacted with the steel wire rope is fixed with an antiskid sheet, conical teeth are uniformly distributed on the surface of the antiskid sheet, and the tooth tips of the conical teeth face the steel wire rope. Preferably, the detection sensor is a micro-magnetic resistance sensor, including TMR, AMR or GMR type sensor. Preferably, the detection sensors are distributed in the clamping plate in a surrounding mode, and the detection heads penetrate out of the clamping plate to form an array surrounding the periphery of the steel wire rope. Preferably, the top of the bolt is fixed through a bolt. Preferably, the spring arc piece is made of 65Mn spring steel, the radius of curvature of the arc surface is adjustable within the range of 8-12mm, and the thickness of the surface chromium plating treatment is 0.05mm. Preferably, the tooth height of the conical teeth is 0.8mm, the bottom diameter is 1.2mm, the conical teeth are staggered at 15 degrees, and the tooth space is 2mm. Compared with the prior art, the utility model has the following beneficial effects: 1. The folding device comprises three clamping plates which are connected up and down through the first hinges to form a folding structure, so that the device can be folded as required, and the carrying and the storage are greatly facilitated. 2. The clamping plate is provided with the spring arc pieces on the inner side surface, the two ends of each spring arc piece are provided with the limiting blocks, the two limiting blocks are connected through the second hinge, the clamping plate is provided with the first sliding groove for the limiting blocks to slide and the second sliding groove for the second hinge to penetrate, the design can adapt to steel wire ropes with different diameters, the clamping stability is ensured, meanwhile, the clamping can be flexibly adjusted to adapt to different working requirements, the universality and the flexibility of the equipment are enhanced, and the anti-slip sheets with conical teeth arranged on the surf