Multifunctional lifting appliance for large fan equipment
By designing a multi-functional lifting tool, the problem of equipment monotony in the hoisting of large wind turbine components was solved, enabling rapid replacement and efficient assembly, and reducing construction costs.
Patent Information
- Application Number
- CN202520255643.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-18
- Publication Date
- 2026-01-23
- Estimated Expiration
- 2035-02-18
AI Technical Summary
The existing lifting tools for large equipment such as wind turbine blades, towers, and nacelles have limited functionality, which leads to the need to dispatch various equipment and vehicles to the construction site, increasing costs and time.
Design a multi-functional lifting tool that, through detachable clamps and tilting cylinders, can adapt to the lifting needs of different large equipment, thereby improving versatility and assembly efficiency.
It enables quick replacement and multi-functionality of lifting tools, reduces the occupation of construction sites, lowers costs, and improves the assembly efficiency of large equipment such as blades.
Smart Images
Figure CN223823201U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to fan installation tool technical field, concretely is a kind of multifunctional lifting appliance for fan bulky equipment. BACKGROUND
[0002] The blade, tower barrel, cabin of fan all belong to bulky equipment, and need to be hoisted during installation. The currently used lifting appliance is relatively single in function, and the blade, tower barrel and cabin are respectively used with special lifting appliance. Multiple lifting appliance equipment and vehicles need to be dispatched and coordinated at construction site, which is time-consuming and laborious, and increases cost. SUMMARY
[0003] To solve the above problems, the utility model provides a kind of multifunctional lifting appliance for fan bulky equipment, different clamps can be changed quickly and conveniently according to different hoisting objects, and hoisting operation cost is reduced, and the technical scheme adopted by the utility model is as follows:
[0004] A kind of multifunctional lifting appliance for fan bulky equipment, including main beam, the top of main beam is equipped with lifting ring and inclined cylinder, the lifting ring is hinged in the middle of main beam, and the inclined cylinder is installed on one end of main beam, and the other end is hinged lifting ring.
[0005] The bottom of main beam is equipped with two groups of screw nut assemblies, the lifting assembly is movably installed on screw nut assembly, and the detachable clamp is installed on lifting assembly, and the clamp includes but is not limited to blade clamp or tower barrel clamp.
[0006] The multifunctional lifting appliance for fan bulky equipment, the middle of the bottom of main beam is equipped with inverted U-shaped assembly slot, the assembly slot is used to install auxiliary beam, the auxiliary beam is vertically arranged with main beam, the bottom of auxiliary beam is equipped with two groups of screw nut assemblies, the lifting assembly is movably installed on screw nut assembly, and the detachable clamp is installed on lifting assembly, and the clamp includes but is not limited to blade clamp or tower barrel clamp.
[0007] The multifunctional lifting appliance for fan bulky equipment, the blade clamp includes the bracket with C-shaped side surface, the top of bracket is installed on lifting assembly, the upper portion in bracket is equipped with upper mounting seat, clamping cylinder and upper clamping plate, the upper clamping plate is telescopically installed on upper mounting seat, one end of clamping cylinder is installed on bracket, and the other end is hinged to upper clamping plate, the lower portion in bracket is equipped with two lower mounting seats, and the upper end of each lower mounting seat is equipped with lower clamping plate, the lower clamping plate is arranged in V shape to cooperate with upper clamping plate to clamp blade.
[0008] The multifunctional lifting appliance for fan bulky equipment, the top of tower barrel clamp is installed on lifting assembly, and the lower portion is equipped with arc-shaped clamping plate, and the clamping plate is equipped with a plurality of connecting holes matched with tower barrel flange.
[0009] The hoist can selectively install different clamps in the hanging assembly, can adapt to large equipment such as blades and tower drums of the hoisted fan, the clamps are convenient to disassemble and replace, the versatility of the hoist is improved, the construction site occupation is reduced, and the hoist cost is reduced. BRIEF DESCRIPTION OF DRAWINGS
[0010] Figure 1 It is a structural schematic view of the utility model embodiment one.
[0011] Figure 2 It is a blade clamp schematic view of the utility model embodiment one.
[0012] Figure 3 It is a structural schematic view of the utility model embodiment two.
[0013] Figure 4 It is a bottom view schematic view of the utility model embodiment two.
[0014] Figure 5 It is a structural schematic view of the utility model embodiment three.
[0015] In the drawing: 1 is a main crossbeam, 2 is a hanging assembly, 3 is a lifting ring, 4 is an inclined oil cylinder, 5 is a screw nut assembly, 6 is an assembly groove, 7 is a blade clamp, 8 is a tower drum clamp, 9 is a vice crossbeam, 71 is a support, 72 is an upper mounting seat, 73 is a clamping oil cylinder, 74 is an upper clamping plate, 75 is a lower mounting seat, and 76 is a lower clamping plate. DETAILED DESCRIPTION
[0016] The technical scheme of the utility model will be described in detail below with reference to the drawings.
[0017] The utility model is a kind of multifunctional hoist for fan large equipment, including main crossbeam 1, the top of main crossbeam 1 is equipped with lifting ring 3 and inclined oil cylinder 4, lifting ring 3 is hinged in the middle of main crossbeam 1, and one end of inclined oil cylinder 4 is installed on main crossbeam 1, and the other end is hinged lifting ring 3. The angle of main crossbeam 1 can be adjusted by inclined oil cylinder 4, so that the inclination of large equipment can be controlled to assemble, and the assembly efficiency is improved.
[0018] The bottom of main crossbeam 1 is equipped with two groups of screw nut assemblies 5, and the hanging assembly 2 is movably installed on the screw nut assembly 5, i.e. the position of the hanging assembly 2 is driven and adjusted by the screw nut assembly 5. The detachable clamp can be installed on the hanging assembly 2 by high-strength bolts, and the clamp includes but is not limited to blade clamp 7 or tower drum clamp 8. Hanging assembly 2 and screw nut assembly 5 are selected from commercially available products, and can also be customized according to the hoisting requirements, which does not exist technical obstacles.
[0019] Further, the bottom of the main beam 1 is provided with a inverted U-shaped assembly groove 6, which is used to install the auxiliary beam 9, which is arranged vertically with the main beam 1, and the bottom of the auxiliary beam 9 is provided with two groups of screw nut assemblies, and the hoisting assembly is movably installed on the screw nut assemblies, and the detachable clamp is installed on the hoisting assembly, which includes but is not limited to the blade clamp 7 or the tower clamp 8. In this way, four lifting points can be formed, which can meet the lifting of large-weight and large-size fan equipment.
[0020] Embodiment one
[0021] As shown in Figure 1 and Figure 2 , in this embodiment, the blade clamp 7 is installed on the two hoisting assemblies 2, which includes a C-shaped bracket 71, the top of which is installed on the hoisting assembly 2, the inner upper part of which is provided with an upper mounting seat 72, a clamping oil cylinder 73 and an upper clamping plate 74, the upper clamping plate 74 is telescopically installed on the upper mounting seat 72, one end of the clamping oil cylinder 73 is installed on the bracket 71, and the other end is hinged to the upper clamping plate 74, the inner lower part of the bracket 71 is provided with two lower mounting seats 75, and the upper end of each lower mounting seat 75 is provided with a lower clamping plate 76, which is arranged in a V shape to cooperate with the upper clamping plate 74 to clamp the blade. The clamping plate 74 is not necessarily a flat plate, but can be an arc plate to better fit the shape of the fan blade. Place the blade on the two blade clamps 7, clamp and lift, and after lifting into place, adjust the inclination angle of the blade through the inclination cylinder 4 to match the fan hub for assembly, thereby improving the assembly efficiency.
[0022] Embodiment two
[0023] As shown in Figure 3 and Figure 4 , in this embodiment, the tower clamp 8 is installed on the two hoisting assemblies 2, the top of which is installed on the hoisting assembly 2, and the lower part is provided with an arc-shaped clamping plate, which is provided with a plurality of connection holes matched with the tower flange. After the tower flange is connected with the clamping plate, it can be lifted.
[0024] Embodiment three
[0025] As shown in Figure 5 , in this embodiment, the main beam 1 and the auxiliary beam 9 are provided, and the hoisting assemblies 2 and the screw nut assemblies 5 of the two are the same, and the auxiliary beam 9 can be connected to the assembly groove 6 of the main beam 1 by high-strength bolts or other connection methods. Four said hoisting assemblies 2 are not installed with any clamp, and can be connected with the cabin of the fan through conventional tools such as rigging, and the cabin weight and volume are large, and four lifting points can be set to lift more stably and safely.
Claims
1. A multi-functional lifting tool for large wind turbine equipment, characterized in that: Includes a main crossbeam (1), on the top of which is a lifting ring (3) and a tilting cylinder (4). The lifting ring (3) is hinged to the middle of the main crossbeam (1), and one end of the tilting cylinder (4) is mounted on the main crossbeam (1) and the other end is hinged to the lifting ring (3). The bottom of the main crossbeam (1) is provided with two sets of screw nut assemblies (5). A hanging assembly (2) is movably installed on the screw nut assembly (5). A detachable clamp is installed on the hanging assembly (2). The clamp includes, but is not limited to, a blade clamp (7) or a tower clamp (8).
2. The multi-functional lifting tool for large wind turbine equipment according to claim 1, characterized in that: The bottom center of the main crossbeam (1) is provided with an inverted U-shaped assembly groove (6), which is used to install the secondary crossbeam (9). The secondary crossbeam (9) is arranged perpendicular to the main crossbeam (1). The bottom of the secondary crossbeam (9) is provided with two sets of screw nut assemblies. The screw nut assemblies are movably mounted with hanging assemblies. The hanging assemblies are equipped with detachable clamps, including but not limited to blade clamps (7) or tower clamps (8).
3. The multi-functional lifting tool for large wind turbine equipment according to claim 1 or 2, characterized in that: The blade clamp (7) includes a C-shaped bracket (71) with the top of the bracket (71) mounted on the hanging assembly (2). The upper part of the bracket (71) is provided with an upper mounting seat (72), a clamping cylinder (73) and an upper clamping plate (74). The upper clamping plate (74) is telescopically mounted on the upper mounting seat (72). One end of the clamping cylinder (73) is mounted on the bracket (71) and the other end is hinged to the upper clamping plate (74). The lower part of the bracket (71) is provided with two lower mounting seats (75). Each lower mounting seat (75) has a lower clamping plate (76) mounted on its upper end. The lower clamping plate (76) is arranged in a V-shape to cooperate with the upper clamping plate (74) to clamp the blade.
4. The multi-functional lifting tool for large wind turbine equipment according to claim 1 or 2, characterized in that: The top of the tower clamp (8) is mounted on the hanging assembly (2), and the bottom is provided with an arc-shaped clamp plate, which is provided with several connection holes that match the tower flange.