CN219409053U - Superhigh and ultralong steel wire rope hoist - Google Patents

Abstract

The utility model discloses an ultra-high ultra-long steel wire rope hoist, which relates to the technical field of electric hoists, in particular to an ultra-high ultra-long steel wire rope hoist. Through the cooperation setting of dustcoat, electric hoist assembly pulley, make this super high overlength wire rope hoist possess the biggest inclination that can reduce the hawser and then take place the effect of disorder condition when greatly reduced cylinder receive and releases the hawser, through the cooperation setting of lifting hook assembly pulley and electric hoist assembly pulley, make this super high overlength wire rope hoist possess the biggest inclination that can reduce the hawser and then reduce wearing and tearing improvement life's effect.

Description

Superhigh and ultralong steel wire rope hoist

Technical Field

The utility model relates to the technical field of electric hoists, in particular to an ultrahigh and ultralong steel wire rope hoist.

Background

The electric hoist is a special lifting device, is arranged on a crown block and a gantry crane, has the characteristics of small volume, light dead weight, simple operation, convenient use and the like, is used for places such as industrial and mining enterprises, storage, wharfs and the like, the lifting height of the conventional steel wire rope electric hoist for moving factory materials is generally not more than 30 meters, the longer the lifting height is, the longer the roller is required to be used for winding and unwinding a cable, but the longer the length of the roller in the traditional structure is, the larger the maximum inclination angle of the cable is, the more messy the roller is when the cable is wound and unwound, the service life is reduced due to the larger the inclination angle is, so that the lifting height cannot be increased, and the super-long steel wire rope hoist is provided.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides an ultrahigh and ultralong steel wire rope hoist, which solves the problems in the prior art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides an ultra-high overlength wire rope hoist, includes electric hoist main part and lifting hook assembly, one side fixed mounting of electric hoist main part has the motor, and the internally mounted of electric hoist main part has the reel through motor drive, and the periphery of electric hoist main part is provided with the dustcoat, and one side of dustcoat is provided with the pulley mounting groove, and the internally mounted of pulley mounting groove has the electric hoist assembly pulley, and the top of lifting hook assembly is provided with the lifting hook assembly pulley, is provided with wire rope between lifting hook assembly pulley, electric hoist assembly pulley and the reel.

Preferably, the number of the electric hoist pulley blocks is two, and the two sets of electric hoist pulley blocks are horizontally arranged and symmetrically distributed on two sides of a vertical symmetry line of the winding drum.

Preferably, the number of the lifting hook pulley blocks is two, the lifting hook pulley blocks are horizontally arranged, and the distance between the central shafts of the two lifting hook pulley blocks is slightly smaller than that of the central shafts of the two electric hoist pulley blocks.

Preferably, the outer diameter of the lifting hook pulley block is slightly smaller than that of the electric hoist pulley block, and the vertical tangent line of the outer side surfaces of the two groups of electric hoist pulley blocks is positioned at one third of the winding drum.

Preferably, three pulleys are arranged in each group of lifting hook pulley blocks, and two pulleys are arranged in each group of electric hoist pulley blocks.

Preferably, the two rope ends are simultaneously pulled downwards from the drum, the steel wire rope firstly downwards bypasses the lifting hook pulley block, then upwards bypasses the electric hoist pulley block and then downwards bypasses the lifting hook pulley block, and therefore two groups of steel wire ropes are repeatedly arranged between each group of lifting hook pulley block and the electric hoist pulley block.

(III) beneficial effects

The utility model provides an ultra-high and ultra-long steel wire rope hoist, which has the following beneficial effects:

1. this super high overlength wire rope hoist, through the cooperation setting of dustcoat, electric hoist assembly pulley, make this super high overlength wire rope hoist possess the biggest inclination that can reduce the cable and then take place the effect of disorder condition when greatly reduced cylinder receive and releases the cable, outside two sets of electric hoist assembly pulley of the dustcoat installation is as the starting point of wire winding and this starting point is located the centre that the reel receive and releases the cable and then makes the reel receive and releases the position when cable and the interval between the starting point can not be greater than the quarter of reel total length, and then can reduce the inclination of wire cable and then reduce the circumstances that the drum receive and releases the cable and take place the disorder.

2. This super high overlength wire rope hoist sets up through the cooperation of lifting hook assembly pulley and electric hoist assembly pulley, makes this super high overlength wire rope hoist possess the biggest inclination that can reduce the hawser and then reduce wearing and tearing improvement life's effect, and the interval of two sets of lifting hook assembly pulley center pin is the same basically with the interval of two sets of electric hoist assembly pulley center pin and pulley external diameter size is little different, and then makes the steel cable between lifting hook assembly pulley and the lifting hook assembly tend to vertical, and then even the steel cable still can not appear excessive frictional force and then reducible wearing and tearing improvement life at lifting hook assembly pulley and the high speed rotation of electric hoist assembly pulley.

Drawings

FIG. 1 is a schematic diagram of the front view of the present utility model;

FIG. 2 is a schematic view of the left side view of the present utility model;

fig. 3 is a schematic diagram of the top view of the present utility model.

In the figure: 1. an electric hoist main body; 2. a hook assembly; 201. a lifting hook pulley block; 3. a motor; 4. a reel; 5. an outer cover; 501. pulley mounting grooves; 6. pulley blocks of electric hoist; 7. a wire rope.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1 to 3, the present utility model provides a technical solution: the utility model provides an ultra-high overlength wire rope hoist, including electric hoist main part 1 and lifting hook assembly 2, one side fixed mounting of electric hoist main part 1 has motor 3, the internally mounted of electric hoist main part 1 has the reel 4 through motor 3 drive, the periphery of electric hoist main part 1 is provided with dustcoat 5, one side of dustcoat 5 is provided with pulley mounting groove 501, internally mounted of pulley mounting groove 501 has electric hoist assembly pulley 6, the effect of dustcoat 5 is protection reel 4 and fixed electric hoist assembly pulley 6, the quantity of electric hoist assembly pulley 6 is two sets of, two sets of electric hoist assembly pulley 6 are installed and symmetric distribution in the both sides of the vertical symmetry line of reel 4, the external diameter size of lifting hook assembly pulley 201 is little less than the external diameter size of electric hoist assembly pulley 6, the vertical tangent line of two sets of electric hoist assembly pulley 6 is located reel 4 department, the inside of being provided with two pulleys of every group of electric hoist assembly pulley 6, the top of lifting hook assembly 2 is provided with lifting hook assembly pulley 201, the quantity of lifting hook assembly pulley 201 is two sets of and horizontal installation, the spacing size of lifting hook assembly pulley 201 is little in two sets of electric hoist assembly pulley cable 6, the cable 7 is passed around two sets of cable pulley assembly pulley cable 7 down from the reel 6, from the reel cable 7 down between the two sets of electric hoist assembly pulley cable 201 is passed through to the cable 7 repeatedly, from this cable 7, and the cable wire pulley assembly cable 201 is passed through down between two sets of cable pulley assembly cable 7 is passed through the cable 7 repeatedly, and four groups of steel wire ropes 7 are arranged between the electric hoist main body 1 and the lifting hook assembly 2.

When in use, two rope heads are simultaneously pulled downwards from the winding drum 4 by the steel wire ropes 7, the steel wire ropes 7 firstly downwards bypass the lifting hook pulley block 201 and then upwards bypass the electric hoist pulley block 6 and then downwards bypass the lifting hook pulley block 201, thus, two groups of steel wire ropes 7 are repeatedly arranged between each group of lifting hook pulley block 201 and the electric hoist pulley block 6, wherein the two groups of electric hoist pulley blocks 6 are horizontally arranged in the pulley mounting groove 501 arranged on one side of the outer cover 5, as the vertical tangent lines of the outer side surfaces of the two groups of electric hoist pulley blocks 6 are respectively arranged in one third of the winding drum 4 and the winding drum 4 is separated from the middle, the vertical tangent lines of the outer side surfaces of the electric hoist pulley blocks 6 are respectively arranged in the middle of the winding drum 4, and the distance between the positions of the electric hoist pulley blocks 6 and the starting point is not more than one fourth of the total length of the winding drum 4 when the lifting hook pulley blocks 4 are used as starting points, even if the length of the steel wire ropes 7 needing to be wound on the winding drum 4 is very long, the situation that the inclination angle of the steel wire ropes 7 is very large, further, the situation that the difference between the two groups of the lifting hook pulley blocks 7 and the lifting hook pulley blocks 7 tend to move very fast due to the fact that the difference between the two groups of the lifting hook pulley blocks 2 is very different from the outer diameters 2 is very fast, and the situation that the distance between the two lifting hook pulley blocks 2 and the outer diameter of the steel wire ropes are very different from the situation is very different from the situation that the outer diameter of the winding pulley assembly 2 is very different, although the wire rope 7 rotates at a high speed between the hook block 201 and the electric hoist block 6, excessive friction force does not occur due to the almost vertical state of the wire rope 7.

In summary, the outer sides of the two groups of the electric hoist pulley blocks 6 are arranged on the outer cover 5 to serve as starting points of winding, the starting points are located in the middle of the winding and unwinding ropes of the winding drum 4, the distance between the positions of the winding drum 4 when the winding drum is used for winding and unwinding the ropes and the starting points is not larger than one fourth of the total length of the winding drum 4, the inclination angle of the steel rope 7 can be reduced, the situation that the winding and unwinding ropes of the winding drum are disordered can be reduced, the distance between the central shafts of the two groups of the lifting hook pulley blocks 201 is basically the same as the distance between the central shafts of the two groups of the electric hoist pulley blocks 6, the outer diameters of the pulleys are not greatly different, the steel rope 7 between the lifting hook pulley blocks 201 and the lifting hook assembly 2 tends to be vertical, and excessive friction force can not occur even if the steel rope 7 rotates at the lifting hook pulley blocks 201 and the electric hoist pulley blocks 6 at high speed, and the abrasion life can be reduced.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides an ultra-high overlength wire rope hoist, includes electric hoist main part (1) and lifting hook assembly (2), its characterized in that: one side fixed mounting of electric hoist main part (1) has motor (3), and the internally mounted of electric hoist main part (1) has reel (4) through motor (3) driven, and the periphery of electric hoist main part (1) is provided with dustcoat (5), and one side of dustcoat (5) is provided with pulley mounting groove (501), and internally mounted of pulley mounting groove (501) has electric hoist assembly pulley (6), and the top of lifting hook assembly (2) is provided with lifting hook assembly pulley (201), is provided with wire rope (7) between lifting hook assembly pulley (201), electric hoist assembly pulley (6) and reel (4).

2. The ultra-high ultra-long wire rope hoist according to claim 1, characterized in that: the number of the electric hoist pulley blocks (6) is two, and the two sets of the electric hoist pulley blocks (6) are horizontally arranged and symmetrically distributed on two sides of a vertical symmetry line of the winding drum (4).

3. The ultra-high ultra-long wire rope hoist according to claim 1, characterized in that: the number of the lifting hook pulley blocks (201) is two, the lifting hook pulley blocks are horizontally arranged, and the distance between the central shafts of the two lifting hook pulley blocks (201) is slightly smaller than that of the central shafts of the two electric hoist pulley blocks (6).

4. The ultra-high ultra-long wire rope hoist according to claim 1, characterized in that: the outer diameter of the lifting hook pulley block (201) is slightly smaller than that of the electric hoist pulley block (6), and the vertical tangent line of the outer side surfaces of the two groups of electric hoist pulley blocks (6) is positioned at one third of the winding drum (4).

5. The ultra-high ultra-long wire rope hoist according to claim 1, characterized in that: three pulleys are arranged in each group of lifting hook pulley blocks (201), and two pulleys are arranged in each group of electric hoist pulley blocks (6).

6. The ultra-high ultra-long wire rope hoist according to claim 1, characterized in that: the two rope ends are simultaneously pulled downwards from the winding drum (4) by the steel wire rope (7), the steel wire rope (7) firstly downwards bypasses the lifting hook pulley block (201), then upwards bypasses the electric hoist pulley block (6) and then downwards bypasses the lifting hook pulley block (201), and therefore two groups of steel wire ropes (7) are repeatedly arranged between each group of lifting hook pulley blocks (201) and the electric hoist pulley block (6).