CN210001504U

CN210001504U - double-spiral drum structure with four ropes

Info

Publication number: CN210001504U
Application number: CN201821614845.XU
Authority: CN
Inventors: 鞠益荣
Original assignee: Jiangsu Three Horse Hoisting Machinery Manufacturing Co Ltd
Current assignee: Jiangsu Three Horse Hoisting Machinery Manufacturing Co Ltd
Priority date: 2018-09-30
Filing date: 2018-09-30
Publication date: 2020-01-31
Anticipated expiration: 2028-09-30

Abstract

four-rope-outlet double-spiral winding drum structure comprises a winding drum structure, a steel wire rope and four-pulley lifting hooks, wherein the winding drum structure comprises a winding drum, left-handed threads, right-handed threads and a rope guide device, the rope guide device is respectively matched with the left-handed threads and the right-handed threads and fixed on the winding drum, the left-handed threads comprise left-handed threads A, B, the right-handed threads comprise right-handed threads A, B, the steel wire rope comprises a steel wire rope A and a steel wire rope B, the four-pulley lifting hooks comprise pulleys A, B, C, D, the steel wire rope A is led out from the left-handed threads A, is matched with the right-handed threads B through the pulleys A and D, and the steel wire rope B is led out from the left-handed threads B and is matched with the right-handed threads A through the pulleys B and C.

Description

double-spiral drum structure with four ropes

Technical Field

The utility model relates to the jack-up field especially involves kinds of four play rope double helix reel structures.

Background

The crane is widely applied to the fields of nuclear power, war industry, metallurgy, machinery, chemical industry, petroleum, energy and the like, along with the rapid development of the metallurgical industry in China and the continuous expansion of the production scale, more and more steel wire rope electric hoists are applied to the metallurgical industry, the requirement of the metallurgical industry on the metallurgical electric hoist is continuously increased, and due to the particularity and the danger of the operation of the metallurgical electric hoist, high requirements are put forward on the metallurgical electric hoist, particularly on the steel wire rope electric hoist for hoisting molten metal, most of the existing metallurgical electric hoist manufacturers are transformed on the basis of a common electric hoist, various safety protection measures are added, so that the requirements of safety and effective control are met, wherein the requirements on the steel wire rope are also included, the steel wire rope suitable for high-temperature occasions and enough safety coefficient is required to be adopted, but the common single-thread winding drum or double-thread winding drum is still easy to generate the situations of steel wire rope fracture or the steel wire rope is pulled out of the winding drum, and the like, so single- steel wire ropes still can.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the technical problem and providing kinds of four-rope double-helix winding drum structures.

The utility model aims at achieving four-rope-outlet double-spiral drum structures, which are characterized by comprising drum structures, steel wire ropes and four-pulley lifting hooks, wherein the drum structures are connected with the four-pulley lifting hooks through the steel wire ropes, each drum structure comprises a drum, left-handed threads, right-handed threads and a rope guide device, the left-handed threads and the right-handed threads are symmetrically arranged on two sides of the drum, the rope guide device is respectively matched and fixed on the drum with the left-handed threads and the right-handed threads, the left-handed threads comprise the left-handed threads A and the left-handed threads B, the right-handed threads comprise the right-handed threads A and the right-handed threads B, the steel wire ropes comprise the steel wire ropes A and the steel wire ropes B, the four-pulley lifting hooks comprise the pulleys A, the pulleys B, the pulleys C, the pulleys D and the lifting hooks, the steel wire ropes A are guided out from the left-handed threads A, are matched with the pulleys D and the right-handed threads B through the pulleys B.

As a preferred technical scheme: the rope guide device is fixed on the winding drum through a bolt; the rope guiding device is fixed at the right end part of the left-handed thread and the left end part of the right-handed thread.

As a preferred technical scheme: the steel wire rope is arranged on the winding drum, is matched with the left-handed thread and the right-handed thread and is led out from the rope guiding device.

Preferably, the pulley A, the pulley B, the pulley C and the pulley D are sequentially fixed on a same horizontal shaft from left to right, the pulley A and the pulley B are arranged on the left side of the lifting hook, and the pulley C and the pulley D are arranged on the right side of the lifting hook.

The utility model discloses when simple structure, be provided with the screw thread of revolving everywhere on the reel to two sets play to rise wire rope relatively independent, appear splitting or take out the back at certain wire ropes and still can normally work, thoroughly stopped because of wearing and tearing or scrap the serious incident that the wire rope fracture caused that causes, adopt four play rope structures, the wire rope, the screw thread and the pulley that the symmetry set up make the electric block atress more even, lift by crane more steadily.

Drawings

FIG. 1 is a schematic view of the structure of the present invention

FIG. 2 is an enlarged view of the reel structure of FIG. 1

FIG. 3 is a partial enlarged view of the four-pulley hook structure of FIG. 1

In the figure: 1. a spool structure; 2. a wire rope; 2-1, a steel wire rope A; 2-2, steel wire rope B; 3. four-pulley lifting hook; 3-1, a pulley A; 3-2, a pulley B; 3-3, pulley C; 3-4, a pulley D; (ii) a 3-5, a lifting hook; 4. a reel; 5. left-handed threads; 5-1, left-handed thread A; 5-2, left-handed thread B; 6. right-hand threads; 6-1, right-handed thread A; 6-2, right-handed thread B; 7. a rope guiding device.

Detailed Description

The utility model is described in the following steps with reference to the accompanying drawings, but not as a limitation to the utility model, double-spiral reel structures with four ropes are characterized by comprising a reel structure 1, a steel wire rope 2 and four-pulley hooks 3, wherein the reel structure 1 is connected with the four-pulley hooks 3 through the steel wire rope 2, the reel structure 1 comprises a reel 4, left-handed threads 5, right-handed threads 6 and a rope guide device 7, the left-handed threads 5 and the right-handed threads 6 are symmetrically arranged on two sides of the reel 4, the rope guide device 7 is respectively matched and fixed on the reel 4 with the left-handed threads 5 and the right-handed threads 6, the left-handed threads 5 comprise left-handed threads A5-1 and left-handed threads B5-2, the right-handed threads 6 comprise right-handed threads A6-1 and right-handed threads B6-2, the steel wire rope 2 comprises the steel wire rope A2-1 and the steel wire rope B2-2, the four-pulley hooks 3 comprise pulleys A3-1, B3-3-1, C3-1, the right-3-33-3-33-pulley wheels are matched with the left-3 pulley wheels, and the left-3 pulley wheels are matched and the pulley wheels through the left-3-9 pulley wheels.

The rope guide device 7 is fixed on the winding drum 4 through bolts, the rope guide device 7 is fixed at the right side end of the left-hand thread 5, and the left side end of the right-hand thread 6, the steel wire rope 2 is arranged on the winding drum 4, is matched with the left-hand thread 5 and the right-hand thread 6, and is led out from the rope guide device 7, the pulley A3-1, the pulley B3-2, the pulley C3-3 and the pulley D3-4 are sequentially fixed on the same horizontal shaft from left to right, the pulley A3-1 and the pulley B3-2 are arranged on the left side of the lifting hook 3-5, and the pulley C3-3 and the pulley D3-4 are arranged on the right side of the lifting hook.

When the electric hoist is in specific implementation, a conical lifting motor drives a winding drum of the four-rope-outlet double-spiral winding drum device to rotate through a lifting reducer, two sets of independent steel wire ropes are respectively wound on spiral threads A, D and spiral threads B, C of the winding drum, and a heavy object hung on a lifting hook is lifted or lowered through an upper pulley A, an upper pulley B and a four-pulley lifting hook device which are respectively independent.

The above embodiments of the present invention are only examples for clearly illustrating the present invention, but not for limiting the scope of the present invention, and all equivalent technical solutions also belong to the scope of the present invention, and the scope of the present invention should be defined by the claims.

Claims

The four-rope-outlet double-spiral drum structure is characterized by comprising a drum structure (1), a steel wire rope (2) and a four-pulley lifting hook (3), wherein the drum structure (1) is connected with the four-pulley lifting hook (3) through the steel wire rope (2), the drum structure (1) comprises a drum (4), left-handed threads (5), right-handed threads (6) and a rope guide device (7), the left-handed threads (5) and the right-handed threads (6) are symmetrically arranged on two sides of the drum (4), the rope guide device (7) is respectively matched and fixed on the drum (4) with the left-handed threads (5) and the right-handed threads (6), the left-handed threads (5) comprise the left-handed threads A (5-1) and the left-handed threads B (5-2), the right-handed threads (6) comprise the right-handed threads A (6-1) and the right-handed threads B (6-2), the steel wire rope (2) comprises the steel wire rope A (2-1) and the steel wire rope B (2-2), the four-rope lifting hook (3) is matched with the pulley (3-pulley (3) through the left-handed threads A-3), the pulley (3-2) and the pulley (3-pulley (3), and the pulley (3-2).
2. The kind of double helix reel structure with four ropes according to claim 1, wherein the rope guide (7) is fixed on the reel (4) by bolts, the rope guide (7) is fixed on the right side end of the left-hand thread (5) and the left side end of the right-hand thread (6).
3. The kind of double helix reel structure with four ropes according to claim 1, wherein the steel cable (2) is set on the reel (4) and is led out from the rope guiding device (7) by matching with the left-hand thread (5) and the right-hand thread (6).
4. The kind of four-rope double-helix winding drum structure according to claim 1, wherein the pulley A (3-1), the pulley B (3-2), the pulley C (3-3), and the pulley D (3-4) are sequentially fixed on the same horizontal axis from left to right, the pulley A (3-1) and the pulley B (3-2) are arranged on the left side of the hook (3-5), and the pulley C (3-3) and the pulley D (3-4) are arranged on the right side of the hook.