CN218642348U

CN218642348U - Pulley lifting appliance

Info

Publication number: CN218642348U
Application number: CN202222864958.8U
Authority: CN
Inventors: 张宏伟; 薛哲平; 武军明; 岳晓明; 王玉柱; 朱卫平; 王海洋; 魏斌
Original assignee: Shanxi Zhongyang Iron And Steel Co ltd
Current assignee: Shanxi Zhongyang Iron And Steel Co ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-03-17
Anticipated expiration: 2032-10-27

Abstract

The utility model discloses a pulley lifting appliance, which comprises a plate body, and the plate body is provided with two sets ofly, the both ends of one side fixed connection dead lever of two sets of plate bodies, and one side of plate body is run through by the bolt, and the other end and the nut and screw thread connection of bolt, and the outer wall of a set of bolt rotates and is connected with the spacer, and the both sides of spacer rotate with one side of two sets of plate bodies and are connected, and the outer wall of another set of bolt rotates and connects the pulley, sets up stop device on the outer wall of pulley. Through setting up stop device, when making two-way threaded rod rotatory, drive spacing ring inward movement, make two sets of spacing ring inward movement carry on spacingly to pulley outer wall contact wire rope's both sides, reach and prevent through the pulley, wire rope lifts by crane the in-process to material or article, the condition that wire rope extended the pulley outer wall and controlled appears easily, the article that leads to the wire rope bottom to lift by crane also appears rocking, and influence the stability of device, thereby the stability of lifting by crane to article in the pulley hoist use has been improved.

Description

Pulley lifting appliance

Technical Field

The utility model relates to a pulley hoist technical field specifically is a pulley hoist.

Background

The pulley lifting appliance can be applied to the installation and lifting process of large-scale equipment in the industries of coal mines, steel and the like, and can also be used for replacing a common pulley under a coal mine.

The in-process that the pulley hoist reused, need the cooperation to pull the steel wire and use, but at the in-process that uses, current pulley hoist can't carry on spacingly to pulling the steel wire, in case the in-process that pulley hoist used, pulls the steel wire and appears removing about, and the condition that the right-left rocking appears in the article that then the influence was hung to the bottom takes place, influences the stability that lifts by crane to article in the pulley hoist use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims at providing a pulley sling, through setting up stop device, when making the two-way threaded rod rotatory, drive spacing ring rebound, make two sets of spacing ring rebound carry on spacingly to pulley outer wall contact wire rope's both sides, reach and prevent through the pulley, wire rope lifts by crane the in-process to material or article, wire rope appears easily and prolongs the condition that removes about the pulley outer wall, the article that leads to lifting by crane bottom the wire rope also appears rocking, and influence the stability of device, thereby the stability of lifting by crane article in the pulley sling use has been improved.

(II) technical scheme

In order to achieve the above object, the utility model provides a pulley sling, the package rubbing board body, and the plate body is provided with two sets ofly, and is two sets of the both ends of one side fixed connection dead lever of plate body, one side of plate body is run through by the bolt, and is a set of the outer wall of bolt rotates and is connected with the spacer, the both sides of spacer rotate with one side of two sets of plate bodies and be connected, another group the pulley is connected in the outer wall rotation of bolt, the both sides of pulley rotate with one side of two sets of plate bodies and be connected, set up stop device on the outer wall of pulley, stop device includes:

the two sides of the inner wall of one group of the sliding grooves are rotationally connected with the two ends of the bidirectional threaded rod, and the outer wall of the bidirectional threaded rod is fixedly connected with a limiting ring;

the bidirectional threaded rod is in threaded connection with the moving blocks;

one end of the moving block is fixedly connected with the inner wall of the limiting ring, the moving block is connected with the inner wall of the sliding groove in a sliding mode, the two groups of moving blocks are arranged, and the other group of moving blocks are connected with the two ends of the guide rod in a sliding mode.

Preferably, the other end of the bolt is in threaded connection with a nut.

Preferably, both ends of the guide rod are fixedly connected with both sides of the inner wall of the other group of sliding grooves.

Preferably, an adjusting device is arranged on the inner wall of one group of the sliding grooves, and the adjusting device comprises a rotating rod.

Preferably, one end of the rotating rod is rotatably connected with one side of the inner wall of the group of sliding grooves, and the outer wall of the rotating rod is fixedly connected with the bevel gear A.

Preferably, the bevel gear A is meshed with the bevel gear B, and the bevel gear B is fixedly connected with the outer wall of the bidirectional threaded rod.

Advantageous effects

The utility model provides a pulley hoist. The method has the following beneficial effects:

(1) This pulley hoist, through setting up stop device, when making two-way threaded rod rotatory, drive spacing ring rebound, make two sets of spacing ring rebound carry on spacingly to pulley outer wall contact wire rope's both sides, reach and prevent through the pulley, wire rope lifts by crane the in-process to material or article, wire rope appears easily and prolongs the condition that removes about the pulley outer wall, the article that leads to the wire rope bottom to lift by crane also appears rocking, and the stability of influencing the device, thereby the stability of lifting by crane to article in the pulley hoist use has been improved.

(2) This pulley hoist through setting up adjusting device, makes through the rotatory bull stick of staff, makes the transmission through bevel gear A, bevel gear B, makes two-way threaded rod rotatory, makes and reaches the two-way threaded rod that conveniently sets up the inner wall of spout through adjusting device and carries out rotation control, and it is narrow and small to have solved the spout inner wall, the problem of inconvenient rotatory two-way threaded rod.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural view of the overall device of the present invention;

FIG. 2 is a schematic top view of the apparatus of the present invention;

fig. 3 is an enlarged schematic structural view of a portion a of the device of the present invention in fig. 2.

In the figure: 1. a plate body; 2. a fixing rod; 3. a bolt; 4. a spacer sleeve; 5. a nut; 6. a pulley; 7. a limiting device; 701. a guide bar; 702. a chute; 703. a bidirectional threaded rod; 704. a limiting ring; 705. a moving block; 706. a limiting ring; 8. an adjustment device; 801. a rotating rod; 802. a bevel gear A; 803. and a bevel gear B.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-3, the utility model provides a pulley sling, including plate body 1, and plate body 1 is provided with two sets ofly, two sets of plate body 1 one side fixed connection dead lever 2's both ends, and one side of plate body 1 is run through by bolt 3, and bolt 3's the other end and nut 5 threaded connection, and the outer wall of a set of bolt 3 rotates and is connected with spacer 4, and spacer 4's both sides rotate with one side of two sets of plate body 1 and are connected.

The outer wall of another group of bolts 3 is connected with a pulley 6 in a rotating mode, two sides of the pulley 6 are connected with one side of two groups of plate bodies 1 in a rotating mode, a limiting device 7 is arranged on the outer wall of the pulley 6, the limiting device 7 comprises a sliding groove 702, two sides of the inner wall of the sliding groove 702 are connected with two ends of a bidirectional threaded rod 703 in a rotating mode, a limiting ring 704 is fixedly connected to the outer wall of the bidirectional threaded rod 703, the bidirectional threaded rod 703 is connected with a group of moving blocks 705 in a threaded mode, one end of each moving block 705 is fixedly connected with the inner wall of a limiting circular ring 706, the moving blocks 705 are connected with the inner wall of the sliding groove 702 in a sliding mode, the moving blocks 705 are provided with two groups, the other group of moving blocks 705 are connected with two ends of a guide rod 701 in a sliding mode, and two ends of the guide rod 701 are fixedly connected with two sides of the inner wall of the other group of the sliding groove 702. Through setting up stop device 7, when making two-way threaded rod 703 rotatory, drive spacing ring 706 inwardly moving, make two sets of spacing ring 706 inwardly moving carry on spacingly to the both sides of pulley 6 outer wall contact wire rope, reach and prevent through pulley 6, wire rope lifts by crane the in-process to material or article, the condition that wire rope extended the removal about pulley 6 outer wall appears easily, the article that leads to the wire rope bottom to lift by crane also appears rocking, and influence the stability of device, thereby the stability of lifting by crane to article in the pulley hoist use has been improved.

In this embodiment, an adjusting device 8 is disposed on an inner wall of the set of sliding grooves 702, the adjusting device 8 includes a rotating rod 801, one end of the rotating rod 801 is rotatably connected to one side of the inner wall of the set of sliding grooves 702, an outer wall of the rotating rod 801 is fixedly connected to a bevel gear a802, the bevel gear a802 is meshed with a bevel gear B803, and the bevel gear B803 is fixedly connected to an outer wall of the bidirectional threaded rod 703. Through setting up adjusting device 8, make through the rotatory bull stick 801 of staff, make the transmission through bevel gear A802, bevel gear B803, make two-way threaded rod 703 rotatory, make and reach the two-way threaded rod 703 that conveniently sets up the inner wall of spout 702 through adjusting device 8 and carry out rotation control, solved the narrow and small problem of inconvenient rotatory two-way threaded rod 703 of spout 702 inner wall.

The utility model discloses in, during the use, fix spacer 4 and pulley 6 through two sets of bolts 3, make spacer 4 and pulley 6 and plate body 1 make up, during the use, fix wire rope or go-between on spacer 4 with one side earlier, then walk around through pulley 6 to the equipment wire rope that needs lift by crane or remove, plate body 1 fixes in appointed suitable position in the use, can reach the effect of lifting by crane.

Meanwhile, in order to consider the situation that the steel wire rope easily slides and moves left and right on the outer wall of the pulley 6 in the hoisting process, the adjusting device 8 is arranged, so that a worker rotates the rotating rod 801, the rotating rod 801 drives the bevel gear A802 to rotate, the bevel gear A802 drives the bevel gear B803 to rotate, the bevel gear B803 drives the bidirectional threaded rod 703 to rotate, and the adjusting device 8 is used for conveniently controlling the rotation of the bidirectional threaded rod 703 arranged on the inner wall of the sliding groove 702.

Through the arrangement of the limiting device 7, when the bidirectional threaded rod 703 is rotated, the bidirectional threaded rod 703 drives one group of moving blocks 705 to move along the inner wall of one group of sliding grooves 702, the moving blocks 705 drive the limiting rings 706 to move inwards, meanwhile, the limiting rings 706 move along the guide rods 701 through the other group of moving blocks 705, and the two groups of limiting rings 706 move inwards to limit the two sides of the outer wall of the pulley 6, which are in contact with the steel wire rope, so that the situation that the steel wire rope moves left and right along the outer wall of the pulley 6 in the process of hoisting materials or articles through the pulley 6 and the steel wire rope is prevented from easily occurring.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pulley hoist, includes plate body (1), its characterized in that: and plate body (1) is provided with two sets ofly, two sets of the both ends of one side fixed connection dead lever (2) of plate body (1), one side of plate body (1) is run through by bolt (3), and is a set of the outer wall of bolt (3) rotates and is connected with spacer sleeve (4), the both sides of spacer sleeve (4) are rotated with one side of two sets of plate bodies (1) and are connected, another group the outer wall of bolt (3) rotates and connects pulley (6), the both sides of pulley (6) rotate with one side of two sets of plate bodies (1) and are connected, set up stop device (7) on the outer wall of pulley (6), stop device (7) include:

the two sides of the inner wall of one group of the sliding grooves (702) are rotationally connected with the two ends of the bidirectional threaded rod (703), and the outer wall of the bidirectional threaded rod (703) is fixedly connected with a limiting ring (704);

a moving block (705), the bidirectional threaded rod (703) being in threaded connection with a set of moving blocks (705);

the limiting device comprises a limiting circular ring (706), one end of the moving block (705) is fixedly connected with the inner wall of the limiting circular ring (706), the moving block (705) is connected with the inner wall of the sliding groove (702) in a sliding mode, two groups of moving blocks (705) are arranged, and the other group of moving blocks (705) are connected with the two ends of the guide rod (701) in a sliding mode.

2. A trolley sling according to claim 1, characterised in that: the other end of the bolt (3) is in threaded connection with the nut (5).

3. A sheave spreader as claimed in claim 2, wherein: and two ends of the guide rod (701) are fixedly connected with two sides of the inner wall of the other group of sliding grooves (702).

4. A sheave sling according to claim 3, characterised in that: and an adjusting device (8) is arranged on the inner wall of one group of the sliding grooves (702), and the adjusting device (8) comprises a rotating rod (801).

5. A sheave spreader as claimed in claim 4, wherein: one end of the rotating rod (801) is rotatably connected with one side of the inner wall of the group of sliding grooves (702), and the outer wall of the rotating rod (801) is fixedly connected with the bevel gear A (802).

6. A sheave sling according to claim 5, characterised in that: the bevel gear A (802) is meshed with a bevel gear B (803), and the bevel gear B (803) is fixedly connected with the outer wall of the bidirectional threaded rod (703).