CN220886810U

CN220886810U - Hoisting device

Info

Publication number: CN220886810U
Application number: CN202322840349.3U
Authority: CN
Inventors: 刘彪; 赵文峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-10-23
Filing date: 2023-10-23
Publication date: 2024-05-03
Anticipated expiration: 2033-10-23

Abstract

The utility model discloses a lifting device, which comprises a base, a first connecting flange and a V-shaped telescopic lifting arm, wherein the upper end of the first connecting flange is connected with the V-shaped telescopic lifting arm through a shaft rod, the two sides of the first connecting flange and the V-shaped telescopic lifting arm are fixedly provided with second connecting flanges, the second connecting flanges on the two sides of the first connecting flange are connected with the lower end of a hydraulic rod through shaft rods, the upper end of the hydraulic rod is connected with the second connecting flanges on the two sides of the V-shaped telescopic lifting arm, a motor is arranged in the lower side of a groove formed in the front end of the V-shaped telescopic lifting arm, the two sides of the motor are connected with shaft rods through the V-shaped telescopic lifting arm and are fixed with storage rollers on the two sides of the V-shaped telescopic lifting arm, the two sides of the front end of the V-shaped telescopic lifting arm are fixedly provided with shaft rods, the shaft rods are connected with the V-shaped telescopic lifting arm through pulleys, and the two lifting arms of the V-shaped telescopic lifting arm can be stretched or contracted independently, so that the problem of inconvenience in transportation of a lifting appliance is solved when a road condition is met.

Description

Hoisting device

Technical Field

The utility model relates to a lifting device, in particular to a lifting appliance of a wind driven generator.

Background

Wind power generation is to convert kinetic energy of wind into electric energy, wind is an pollution-free energy source, wind power generation is very environment-friendly, and generated electric energy is very huge, so that more and more countries attach more importance to wind power generation, wind energy is taken as a clean renewable energy source and is more and more important to all countries in the world, the wind energy is huge in accumulation, and inexhaustible, and wind power generation is properly utilized according to local conditions for coastal islands, grassland pastures, mountain areas and highland areas with water deficiency, fuel deficiency and inconvenient traffic, and is very suitable for being widely available, offshore wind power is an important field of renewable energy development, is an important force for promoting wind power technology progress and industry upgrading, the wind power generator is huge in size and difficult to install, and a common lifting tool is not used for lifting such large objects, so that a special lifting tool is required for installing the wind power generator.

However, in the implementation related technology, the following problems are found in the lifting device, the lifting arm of the traditional lifting appliance is integrated, the lifting arm is large and heavy in structure, the lifting arm is required to be disassembled into one section during transportation, the lifting arm is required to be reassembled during transportation for convenience in use, the lifting appliance is inconvenient to transport when the road condition is poor, time and labor are wasted, the lifting appliance can only lift one type of wind driven generator part at a time, the wind driven generator part is required to be rebindled on the lifting hook after being installed, the construction efficiency is low, the finishing time is greatly prolonged, the land lifting appliance and the offshore lifting appliance are basically not uniform, and two lifting appliances are required during installation, so that the cost is increased.

Disclosure of utility model

The utility model provides a lifting device, which solves the problems that a lifting arm of a lifting appliance is integrated, the lifting device is large and heavy in structure, the lifting arm needs to be disassembled into one section during transportation, the lifting device needs to be reassembled during use for convenient transportation, the transportation is inconvenient and time and labor are wasted when the lifting appliance encounters poor road conditions, the lifting appliance can only lift one wind driven generator part at one time, the wind driven generator part is required to be rebind on a lifting hook after being installed, the construction efficiency is low, the finishing time is greatly prolonged, and the problems that the land lifting appliance and the offshore lifting appliance are basically non-uniform, two lifting appliances are required during installation, and the cost is increased.

The technical scheme of the utility model is as follows:

The utility model provides a hoist device, includes base, first flange and V type flexible jib loading boom, first flange upper end is connected with V type flexible jib loading boom through the axostylus axostyle, and the axostylus axostyle runs through first flange upper end and V type flexible jib loading boom, and first flange upper end and V type flexible jib loading boom are installed the bearing by the penetration site moreover, the both sides of first flange and V type flexible jib loading boom are fixed with the second flange, and the second flange of first flange both sides passes through the axostylus axostyle and is connected with the lower extreme of hydraulic stem, and the upper end and the second flange of V type flexible jib loading boom both sides of hydraulic stem are connected, the groove has been seted up to V type flexible jib loading boom front end, and the hoist pulley passes through the axostylus axostyle and is connected with V type flexible jib loading boom front end, and the axostylus axostyle is fixed by the penetration site, and the hoist pulley is installed the bearing by the penetration site, the inside of groove downside internally mounted motor that the groove downside that the V type flexible jib loading boom front end was seted up, and the axostylus axostyle is connected with the axostyle and the both sides of V type flexible jib loading boom front end is connected with the bearing, and the both sides are connected with the axostylus axostyle and the telescopic jib loading boom front end is fixed.

Preferably, the lifting pulley is internally fixed with a lifting steel wire rope, one end of the lifting steel wire rope is connected with a lifting hook, the inside of the storage roller is fixed with a supporting steel wire rope, and the supporting steel wire rope winding pulley is wound with the pulley on the other side of the V-shaped telescopic crane arm and is fixed with the storage roller on the other side of the V-shaped telescopic crane arm.

Preferably, the V-shaped telescopic crane arm and the first connecting flange form a rotating structure through the shaft rod and the bearing.

Preferably, the V-shaped telescopic crane arm and the supporting steel wire rope form a triangle structure with changeable inner angles through the storage roller and the pulley, and the hydraulic rod, the V-shaped telescopic crane arm and the first connecting flange form a triangle structure with changeable inner angles through the shaft rod and the second connecting flange.

Preferably, the bottom plate is fixed at the lower end of the first connecting flange, the arc track is arranged at the same position of the lower end of the bottom plate and the upper end of the base, steel balls are arranged in the arc track, and the arc track is filled with the steel balls.

Preferably, the base and the bottom plate form a rotary structure through steel balls and arc tracks.

Preferably, the accommodating roller forms a rotating structure with the V-shaped telescopic crane arm and the motor through the shaft rod and the bearing, and the lifting pulley forms a rotating structure with the V-shaped telescopic crane arm through the shaft rod and the bearing.

Preferably, the pulley and the V-shaped telescopic crane arm form a rotary structure through the shaft rod and the bearing.

The working principle and the beneficial effects of the utility model are as follows: when the two booms of the V-shaped telescopic boom are contracted to the minimum state, the hydraulic rods at the two sides of the first connecting flange are changed, the hydraulic rods at one side are shortened, the hydraulic rods at the other side are lengthened, the V-shaped telescopic boom is unfolded, the volume is the smallest, the lifting appliance can be transported by a vehicle or a ship, the lifting appliance is integrated, the structure is large and heavy, the lifting appliance needs to be disassembled into one section during transportation, and reassembling is needed for convenient transportation, if the road condition is bad, the problem of inconvenient transportation and time and labor waste is solved, the two lifting arms of the V-shaped telescopic lifting arm are extended to the required height, the two lifting hooks are hooked with the wind driven generator parts to be installed, when one wind driven generator part is successfully installed, the other wind driven generator part is installed through the rotating structure between the base and the bottom plate, the lifting hook which is used for completing the assembly of the parts before can be continuously hooked with the wind driven generator part in the installation process, the problems that the lifting appliance can only hoist one wind driven generator part at one time, the wind driven generator part is required to be rebind on the lifting hook after being installed are solved, the construction efficiency is lower, the finishing time is greatly prolonged, the base can be fixed on a vehicle or a ship through screws, the problem that the land lifting appliance is basically not uniform with the offshore lifting appliance is solved, two lifting appliances are required during the installation, the cost is increased.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is an enlarged schematic view of the utility model at A;

FIG. 4 is an enlarged schematic view of the present utility model at B.

In the figure: 1. a base; 2. a first connection flange; 3. a bottom plate; 4. a hydraulic rod; 5. a second connection flange; 6. v-shaped telescopic crane arm; 7. hoisting a steel wire rope; 8. supporting the steel wire rope; 9. a circular arc track; 10. steel balls; 11. a lifting hook; 12. a pulley; 13. a lifting pulley; 14. a storage roller; 15. and a motor.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 4, this example proposes a hoisting device, which comprises a base 1, a first connecting flange 2 and a V-shaped telescopic boom 6, the upper end of the first connecting flange 2 is connected with the V-shaped telescopic boom 6 through a shaft rod, the shaft rod penetrates through the upper end of the first connecting flange 2 and the V-shaped telescopic boom, a bearing is installed at the penetrated part of the upper end of the first connecting flange 2 and the V-shaped telescopic boom, the V-shaped telescopic boom 6 and the first connecting flange 2 form a rotating structure through the shaft rod and the bearing, the V-shaped telescopic boom 6 can be laid down through the shaft rod and the bearing, the easier transportation hoisting tool, the second connecting flanges 5 are fixed on two sides of the first connecting flange 2 and the V-shaped telescopic boom 6, the second connecting flanges 5 on two sides of the first connecting flange 2 are connected with the lower end of a hydraulic rod 4 through the shaft rod, the upper end of the hydraulic rod 4 is connected with the second connecting flanges 5 on two sides of the V-shaped telescopic boom 6, the hydraulic rod 4 forms a triangle structure with the V-shaped telescopic crane arm 6 and the first connecting flange 2, which can change the inner angle, the hydraulic rod 4 on one side can be controlled to shrink, the included angle between the V-shaped telescopic crane arm 6 and the first connecting flange 2 is reduced, the V-shaped telescopic crane arm 6 is placed down on the other side, the front end of the V-shaped telescopic crane arm 6 is provided with a groove, the crane pulley 13 is connected with the front end of the V-shaped telescopic crane arm 6 through a shaft rod, the shaft rod penetrates the crane pulley 13 and the V-shaped telescopic crane arm 6 to be fixed, the bearing is arranged at the penetrated part of the crane pulley 13, the crane pulley 13 is arranged in the groove formed at the front end of the V-shaped telescopic crane arm 6, the crane pulley 13 forms a rotating structure with the V-shaped telescopic crane arm 6 through the shaft rod and the bearing, the crane pulley 13 is internally fixed with the crane wire rope 7, and one end of the lifting wire rope 7 is connected with a lifting hook 11, the lifting wire rope 7 is lifted or lowered by rotating a lifting pulley 13, and the lifting hook 11 is tied on the lifting wire rope 7, so that the function of a lifting appliance is realized.

Shaft rods are fixed on two sides of the front end of the V-shaped telescopic crane arm 6, the shaft rods penetrate through the pulley 12 to be connected with the shaft rods, and bearings are arranged at the penetrated parts of the pulley 12. The pulley 12 forms a rotating structure with the V-shaped telescopic crane arm 6 through a shaft rod and a bearing, a motor 15 is internally mounted at the lower side of a groove formed in the front end of the V-shaped telescopic crane arm 6, the two sides of the motor 15 are connected with the shaft rods, the shaft rods penetrate through the V-shaped telescopic crane arm 6 and are fixed with the storage rollers 14 at the two sides of the V-shaped telescopic crane arm 6, the bearing is mounted at the penetrated part of the V-shaped telescopic crane arm 6, the storage rollers 14 form a rotating structure with the V-shaped telescopic crane arm 6 and the motor 15 through the shaft rods and the bearing, the supporting steel wire ropes 8 are fixed inside the storage rollers 14, and the supporting steel wire ropes 8 are wound around the pulley 12 at the other side of the V-shaped telescopic crane arm 6 and are fixed with the storage rollers 14 at the other side of the V-shaped telescopic crane arm 6. The V-shaped telescopic boom 6 and the supporting steel wire rope 8 form a triangle structure with changeable inner angles through the accommodating roller 14 and the pulley 12, when the boom at two sides of the V-shaped telescopic boom 6 changes in height, the distance at two ends changes, at this time, the motor 15 is required to drive the accommodating roller 14 to accommodate or pay out the supporting steel wire rope 8, so that the supporting steel wire rope 8 is in a tight state, because the triangle structure is stable, the damage of the V-shaped telescopic boom 6 caused by overweight of hanging parts can be prevented, the bottom plate 3 is fixed at the lower end of the first connecting flange 2, the arc track 9 is arranged at the same position of the lower end of the bottom plate 3 and the upper end of the base 1, the steel balls 10 are arranged in the arc track 9, the arc track 9 is filled with the steel balls 10, the base 1 forms a rotating structure with the bottom plate 3 through the steel balls 10 and the arc track 9, the hanger 360 can rotate through the steel balls 10 and the arc track 9 between the base 1, the base 1 can be fixed with a vehicle or a ship, and the following wind driven generator parts can be installed, and the base 1 can be used on land or at the sea.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a hoisting device, includes base (1), first flange (2) and V type flexible cargo boom (6), its characterized in that, first flange (2) upper end is connected with V type flexible cargo boom (6) through the axostylus axostyle, and axostylus axostyle runs through first flange (2) upper end and V type flexible cargo boom, and first flange (2) upper end and V type flexible cargo boom are installed the bearing by the penetration site, first flange (2) and V type flexible cargo boom (6) both sides are fixed with second flange (5), and second flange (5) of first flange (2) both sides are connected with the lower extreme of hydraulic stem (4) through the axostylus axostyle, and the upper end of hydraulic stem (4) is connected with second flange (5) of V type flexible cargo boom (6) both sides, V type flexible cargo boom (6) front end sets up the groove, and hoist pulley (13) are through being connected with V type flexible cargo boom (6) front end by the penetration site install motor (15), and the front pulley (13) is set up at the front end of axostylus axostyle (6) front end (15 inside the fixed with the fixed connection groove (15), and the axostylus axostyle runs through flexible jib (6) of V type and the flexible jib (6) both sides accomodate gyro wheel (14) fixed, and V type flexible jib (6) are installed the bearing by the position of running through moreover, flexible jib (6) front end both sides are fixed with the axostylus axostyle, and the axostylus axostyle runs through pulley (12) and is connected with it, and pulley (12) are installed the bearing by the position of running through moreover.

2. Hoisting device according to claim 1, characterized in that the hoisting pulley (13) is internally fixed with a hoisting wire rope (7), one end of the hoisting wire rope (7) is connected with a lifting hook (11), the storage roller (14) is internally fixed with a supporting wire rope (8), and the supporting wire rope (8) is wound around the pulley (12) and is wound around the pulley (12) on the other side of the V-shaped telescopic boom (6) and is fixed to the storage roller (14) on the other side of the V-shaped telescopic boom (6).

3. Hoisting device according to claim 1, characterized in that the V-shaped telescopic boom (6) constitutes a rotating structure with the first connecting flange (2) via a shaft and a bearing.

4. Hoisting device according to claim 1, characterized in that the V-shaped telescopic crane arm (6) and the supporting wire rope (8) form a triangle structure with changeable inner angle through the accommodating roller (14) and the pulley (12), and the hydraulic rod (4) and the V-shaped telescopic crane arm (6) and the first connecting flange (2) form a triangle structure with changeable inner angle through the shaft rod and the second connecting flange (5).

5. The hoisting device according to claim 1, wherein the bottom plate (3) is fixed at the lower end of the first connecting flange (2), the arc track (9) is arranged at the same position of the lower end of the bottom plate (3) and the upper end of the base (1), steel balls (10) are arranged in the arc track (9), and the arc track (9) is filled with the steel balls (10).

6. Hoisting device according to claim 5, characterized in that the base (1) and the base plate (3) form a rotating structure through steel balls (10) and circular arc tracks (9).

7. Hoisting device according to claim 1, characterized in that the receiving roller (14) forms a rotating structure with the V-shaped telescopic boom (6) and the motor (15) through a shaft and a bearing, and the hoisting pulley (13) forms a rotating structure with the V-shaped telescopic boom (6) through a shaft and a bearing.

8. Hoisting device according to claim 2, characterized in that the pulley (12) and the V-shaped telescopic boom (6) form a rotating structure via a shaft and a bearing.