Lifting device for wind power sleeve

Abstract

The utility model relates to the technical field of hoisting equipment, in particular to a hoisting device of a wind power sleeve, which comprises a movable base and an upright post for hoisting the wind power sleeve, a hoisting case is mounted at the top of the upright post, and a fixing mechanism is mounted at the bottom of one side of the upright post; a rotating disc is embedded in the center of the top face of the movable base. Transportation and positioning of the whole device in a wind power plant are facilitated through the arranged movable base, the stand columns provide stable supporting, safety and reliability in the hoisting process are guaranteed, the servo motor is installed in the hoisting machine box, the winding and unwinding process of the steel strand rope can be accurately controlled, and the hoisting efficiency is improved. A plurality of groups of limiting insertion holes which are uniformly and annularly arranged at equal intervals are formed in the edge of the rotating disc and are matched with locking screw rods in the fixing mechanism for use, so that the hoisting angle of the wind power sleeve is accurately adjusted, and the hoisting angle of the wind power sleeve can be conveniently adjusted by selecting the proper limiting insertion holes to insert the locking screw rods, and different mounting requirements are met.

Description

Technical Field

[0001] The utility model relates to the technical field of hoisting equipment, in particular to a hoisting device for a wind turbine sleeve. Background Art

[0002] As the global demand for renewable energy continues to grow, the wind power industry, as an important part of it, has received widespread attention and development. The construction scale of wind farms is expanding, and the installation and commissioning of wind power equipment has become a key link. As an important part of wind power equipment, the quality and efficiency of the hoisting work of wind turbine sleeves directly affect the overall performance and operational stability of wind farms. Traditional wind turbine sleeve hoisting methods often use simple mechanical hoisting equipment. Wind turbine sleeves often lack precise control and stability through simple mechanical hoisting equipment, and it is difficult to meet the high-precision requirements of wind turbine sleeve hoisting. Utility Model Content

[0003] The utility model aims to provide a hoisting device for a wind turbine sleeve to solve the problem in the above background technology that a simple mechanical hoisting device for a wind turbine sleeve often lacks precise control and stability and is difficult to meet the high-precision requirements for hoisting the wind turbine sleeve.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A wind turbine sleeve hoisting device comprises a movable base and a column for hoisting the wind turbine sleeve, a hoisting machine box is installed on the top of the column, and a fixing mechanism is installed on the bottom of one side of the column;

[0006] A rotating disk is embedded in the center of the top surface of the mobile base, and a plurality of groups of evenly spaced and annularly arranged limiting plug holes are provided at the edge of the rotating disk;

[0007] A servo motor is installed in the hoisting box, and the output end of the servo motor is coaxially connected to a stranding shaft, and a stranding drum with an I-shaped cross section is installed on the stranding shaft, and a steel strand is wound on the stranding drum;

[0008] The fixing mechanism comprises a fixing seat vertically connected to the bottom of one side of the column, and a locking screw corresponding to the position of the limiting plug hole and matched in size is installed on the fixing seat.

[0009] Preferably, universal wheels with fixed brakes are installed at the four top corners of the bottom surface of the mobile base.

[0010] Preferably, the bottom of the column is coaxially connected to the top surface of the rotating disk.

[0011] Preferably, a lifting hook is installed at the end of the steel rope.

[0012] Preferably, a locking ring connected to the steel rope is installed on the top of the lifting hook.

[0013] Preferably, a pushing frame is installed on one side of the bottom of the movable base.

[0014] Preferably, a pushing handle is installed on the top of the pushing frame.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. In the hoisting device of the wind turbine sleeve, the mobile base is provided to facilitate the transportation and positioning of the entire device in the wind farm, and the column provides a stable support to ensure the safety and reliability during the hoisting process. The servo motor installed in the hoisting chassis enables the precise control of the retraction and release process of the steel strand. The edge of the rotating disk opens a number of groups of evenly spaced and annularly arranged limit jacks, which are used in conjunction with the locking screw in the fixing mechanism to achieve precise adjustment of the hoisting angle of the wind turbine sleeve. By selecting a suitable limit jack and inserting the locking screw, the hoisting angle of the wind turbine sleeve can be conveniently adjusted to meet different installation requirements. The I-shaped strand drum installed on the strand shaft allows the steel strand to be wound around the strand drum in an orderly manner, avoiding confusion and knotting of the steel strand.

[0017] 2. In the hoisting device of the wind turbine sleeve, universal wheels with fixed brakes are installed at the four top corners of the bottom surface of the mobile base. The universal wheels allow the device to be easily moved in the wind farm, and the fixed brakes ensure that the device can stay stably in the specified position when needed to prevent slipping or movement, thereby enhancing safety during the hoisting process.

[0018] 3. In the hoisting device of the wind turbine sleeve, the hoisting hook is convenient for connecting with the wind turbine sleeve, and the locking ring ensures the firm connection between the steel strand and the hoisting hook, preventing the steel strand from falling off or loosening during the hoisting process, thereby improving the safety and stability of the hoisting. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, further detailed explanation is provided, but the accompanying drawings do not constitute a limitation to the present invention.

[0020] Figure 1 It is a structural schematic diagram of the utility model;

[0021] Figure 2 This is a schematic diagram of the main structure of the utility model;

[0022] Figure 3 It is a schematic diagram of the cross-sectional structure of the lifting hook of the utility model.

[0023] The meaning of the symbols in the figure:

[0024] 10. Mobile base; 11. Rotating plate; 12. Limiting jack; 13. Universal wheel;

[0025] 20. Pillar;

[0026] 30. Hoisting chassis; 31. Stranding shaft; 32. Stranding drum; 33. Servo motor; 34. Steel strand; 35. Hoisting hook; 36. Locking ring;

[0027] 40. fixing mechanism; 41. fixing seat; 42. locking screw;

[0028] 50. Push frame; 51. Push handle;

[0029] 50. Column; 51. Moving wheel. DETAILED DESCRIPTION

[0030] The following will combine the embodiments of the utility model and the drawings of the specification to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] In the description of the present invention, it should be understood that the terms "center", "vertical", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicating orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0032] A wind turbine sleeve hoisting device, such as Figure 1-Figure 3As shown, it includes a mobile base 10 and a column 20 for hoisting a wind turbine sleeve, a hoisting box 30 is installed on the top of the column 20, and a fixing mechanism 40 is installed on the bottom of one side of the column 20; a rotating disk 11 is embedded in the center of the top surface of the mobile base 10, and a plurality of groups of evenly spaced and annularly arranged limiting plug holes 12 are opened on the edge of the rotating disk 11; a servo motor 33 is installed in the hoisting box 30, and the output end of the servo motor 33 is coaxially connected to a stranded wire shaft 31, and a stranded wire drum 32 with an I-shaped cross section is installed on the stranded wire shaft 31, and a steel strand 34 is wound on the stranded wire drum 32; the fixing mechanism 40 includes a fixing seat 41 vertically connected to the bottom of one side of the column 20, and a locking screw 42 corresponding to the position of the limiting plug hole 12 and matched in size is installed on the fixing seat 41, and the mobile base 1 is set by 0 facilitates the transportation and positioning of the entire device in the wind farm, while the column 20 provides stable support to ensure safety and reliability during the hoisting process. The servo motor 33 installed in the hoisting box 30 enables precise control of the retraction and release process of the steel strand 34. Several groups of evenly and equidistantly arranged limiting jacks 12 on the edge of the rotating disk 11 are used in conjunction with the locking screw 42 in the fixing mechanism 40 to achieve precise adjustment of the hoisting angle of the wind turbine sleeve. By selecting a suitable limiting jack 12 to insert the locking screw 42, the hoisting angle of the wind turbine sleeve can be easily adjusted to meet different installation requirements. The stranded wire drum 32 with an I-shaped cross section installed on the stranded wire shaft 31 enables the steel strand 34 to be wound around the stranded wire drum in an orderly manner, avoiding confusion and knotting of the steel strand.

[0033] Furthermore, universal wheels 13 with fixed brakes are installed at the four top corners of the bottom surface of the mobile base 10. The universal wheels 13 allow the device to be easily moved within the wind farm, while the fixed brakes ensure that the device can stay stably at the specified position when needed, preventing slippage or movement, thereby enhancing safety during the lifting process.

[0034] It is worth noting that the bottom of the column 20 is coaxially connected to the top surface of the rotating disk 11, so that the entire lifting device is more stable in structure, can withstand greater lifting weight and tension, and improves the reliability and service life of the device.

[0035] Specifically, a lifting hook 35 is installed at the end of the steel rope 34, and a locking ring 36 connected to the steel rope 34 is installed on the top of the lifting hook 35. The lifting hook 35 is convenient for connection with the wind turbine sleeve, and the locking ring 36 ensures a firm connection between the steel rope 34 and the lifting hook 35, preventing it from falling off or loosening during the lifting process, thereby improving the safety and stability of the lifting.

[0036] In addition, a push frame 50 is installed on one side of the bottom of the mobile base 10, and a push handle 51 is installed on the top of the push frame 50, so that the operator can push and move the entire lifting device more conveniently. The design of the push handle 51 conforms to ergonomics, making the operation more comfortable and labor-saving, and improving the convenience of use of the device.

[0037] The working principle of the hoisting device of the wind turbine sleeve is as follows: the operator uses the mobile base 10 to transport the entire hoisting device to the designated location in the wind farm, selects the appropriate limit hole 12 on the edge of the rotating disk 11 according to the hoisting requirements of the wind turbine sleeve, and inserts the locking screw 42 in the fixing mechanism 40 into the selected limit hole 12 to fix the hoisting angle of the wind turbine sleeve, firmly connects the steel rope 34 to the wind turbine sleeve to ensure the stability of the hoisting, and continues to operate the servo motor 33 to control the retraction and extension speed and strength of the steel rope 34 to smoothly lift the wind turbine sleeve.

[0038] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A wind turbine sleeve hoisting device, comprising a movable base (10) and a column (20) for hoisting the wind turbine sleeve, characterized in that: A hoisting machine box (30) is installed on the top of the column (20), and a fixing mechanism (40) is installed on the bottom of one side of the column (20); A rotating disk (11) is embedded in the center of the top surface of the movable base (10), and a plurality of groups of evenly spaced and annularly arranged limiting insertion holes (12) are provided on the edge of the rotating disk (11); A servo motor (33) is installed in the hoisting machine box (30), the output end of the servo motor (33) is coaxially connected to a stranding shaft (31), a stranding drum (32) with an I-shaped cross section is installed on the stranding shaft (31), and a steel strand (34) is wound around the stranding drum (32); The fixing mechanism (40) comprises a fixing seat (41) vertically connected to the bottom of one side of the column (20), and a locking screw (42) corresponding to the position of the limiting plug hole (12) and having a size matching that of the fixing seat (41) is installed on the fixing seat (41).

2. The wind turbine sleeve hoisting device according to claim 1, characterized in that: Universal wheels (13) with fixed brakes are installed at the four top corners of the bottom surface of the mobile base (10).

3. The wind turbine sleeve hoisting device according to claim 1, characterized in that: The bottom of the column (20) is coaxially connected to the top surface of the rotating disk (11).

4. The wind turbine sleeve hoisting device according to claim 1, characterized in that: A hoisting hook (35) is installed at the end of the steel strand (34).

5. The wind turbine sleeve hoisting device according to claim 4, characterized in that: A locking ring (36) connected to the steel rope (34) is installed on the top of the lifting hook (35).

6. The wind turbine sleeve hoisting device according to claim 1, characterized in that: A pushing frame (50) is installed on one side of the bottom of the movable base (10).

7. The wind turbine sleeve hoisting device according to claim 6, characterized in that: A pushing handle (51) is installed on the top of the pushing frame (50).

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