Wind turbine generator hub lifting appliance

Abstract

The utility model discloses a wind turbine generator hub lifting appliance which comprises a hub lifting appliance main body, a hub lifting seat, a connecting assembly, a fixing assembly, a stop block assembly and a lifting belt, the hub lifting seat is arranged on the outer side of the hub lifting appliance main body through the connecting assembly, and the fixing assembly is arranged on the hub lifting seat and used for being connected with a wind turbine generator hub. The check block assembly is arranged on the wind turbine generator hub and abuts against the hub lifting base, and the lifting belt is connected with the middle of the hub lifting tool body and used for lifting of a crane. The hub lifting appliance is simple in structure, quick positioning of the hub lifting appliance main body is realized, shearing force during lifting is effectively improved, convenience during hub lifting is facilitated, and mounting and dismounting time of the lifting appliance is effectively shortened.

Description

TECHNICAL FIELD

[0001] The utility model belongs to hoist technical field, especially involve a kind of wind turbine hub hoist. BACKGROUND

[0002] With the size of wind turbine hub hub being larger, hub small end size is also larger, and hub cover top cover interface should be minimized to meet operation and replacement hub inner component size.

[0003] The prior art hub hoist is sling beam combination structure (beam support in the hub) or hub small end multiple lifting seat and main lifting structure bolt connection mode. Sling beam combination structure is suitable for small wind turbine, and the opening size of hub small end is required, and the beam installation space requirement is met. The mode of three lifting seats of hub small end and main lifting structure bolt connection has more connecting bolts when workshop and wind farm hoisting, so that the workload is larger, and the time is longer. UTILITY MODEL CONTENTS

[0004] To solve the above-mentioned existing technology in part or all of the technical problems, the utility model provides a kind of wind turbine hub hoist including hub hoist main body, hub lifting seat, connecting assembly, fixed assembly, stop block assembly and sling, the hub lifting seat is set in the bottom of the hub hoist main body by the connecting assembly, the fixed assembly is set on the hub lifting seat, for connecting wind turbine hub, the stop block assembly is set on wind turbine hub and the hub lifting seat abuts, the sling is connected with the middle part of the hub hoist main body, for crane hoisting, wherein:

[0005] The hub hoist main body includes hoist bottom plate, hoist main plate, hoist connecting plate, hoist support plate and hoist reinforcing rib, the hoist main plate is set in the middle of the hoist bottom plate, the hoist connecting plate is vertically set outside the hoist bottom plate respectively, the hoist support plate is set between the hoist main plate and the hoist connecting plate and is welded with the hoist bottom plate, hoist reinforcing rib is arranged between the hoist main plate and the hoist support plate and between the hoist bottom plate and the hoist support plate.

[0006] The hub lifting seat includes lifting seat connecting plate, lifting seat fixed plate and lifting seat reinforcing rib, the lifting seat connecting plate and the lifting seat fixed plate are vertically arranged, and the lifting seat reinforcing rib is arranged between the lifting seat connecting plate and the lifting seat fixed plate.

[0007] Further, in the above-mentioned wind turbine hub hoist, the hoist bottom plate is arranged in the shape of a person.

[0008] Further, in the above-mentioned wind turbine hub hoist, the lifting seat connecting plate is provided with a clamping table, and the length of the clamping table matches the thickness of the hoist connecting plate.

[0009] Further, in the wind turbine hub hoist, the connecting assembly comprises a connecting bolt and a connecting pin, the hoist connecting plate is provided with a hoist pin hole in the middle, the hoist seat connecting plate is provided with a hoist seat pin hole in the middle, the hoist seat connecting plate is provided with a hoist seat threaded hole on one side close to the hoist seat pin hole, the connecting bolt is in threaded engagement with the hoist seat threaded hole, the connecting bolt is in abutment with the hoist connecting plate, and the connecting pin passes through the hoist pin hole and the hoist seat pin hole in sequence.

[0010] Further, in the wind turbine hub hoist, the hoist seat fixing plate is provided with long circular holes symmetrically on both sides, and the fixing assembly is slidingly arranged in the long circular holes.

[0011] Further, in the wind turbine hub hoist, the stop block assembly comprises a stop plate, a stop block connecting bolt and a bolt top rod, the stop plate is provided with a stop plate threaded hole in the upper portion, the bolt top rod is in threaded engagement with the stop plate threaded hole, the bolt top rod is in abutment with the hoist seat fixing plate, and the stop block connecting bolt is in threaded engagement with the wind turbine hub by passing through the stop plate.

[0012] The wind turbine hub hoist has the following advantages and beneficial effects:

[0013] The wind turbine hub hoist has the following advantages and beneficial effects: BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description. Obviously, the drawings in the following description are only used to further understand the embodiments of the present application and form a part of the present application. For those skilled in the art, other drawings can also be obtained without creative labor based on these drawings. In the drawings:

[0015] Figure 1 It is a schematic view of the wind turbine hub hoist and the wind turbine hub connection structure of the present application;

[0016] Figure 2 It is a schematic view of the wind turbine hub hoist after removing the sling of the present application;

[0017] Figure 3 It is a schematic view of the wind turbine hub hoist of the present application;

[0018] Figure 4The utility model discloses a wind turbine hub lifting appliance's hub lifting seat three -dimensional structure schematic diagram.

[0019] Figure 5 The utility model discloses a wind turbine hub lifting appliance's hub lifting seat three -dimensional structure schematic diagram.

[0020] Figure 6 The utility model discloses a wind turbine hub lifting appliance's hub lifting seat three -dimensional structure schematic diagram.

[0021] Mark explanation:

[0022] 100: hub;

[0023] 1: hub lifting appliance main body, 11: lifting appliance bottom plate, 12: lifting appliance main plate, 13: lifting appliance connecting plate, 131: lifting appliance pin hole, 14: lifting appliance support plate, 15: lifting appliance reinforcing rib;

[0024] 2: hub lifting seat, 21: lifting seat connecting plate, 211: card station, 212: lifting seat pin hole, 213: lifting seat screw hole, 22: lifting seat fixed plate, 221: long round hole, 23: lifting seat reinforcing rib;

[0025] 3: connecting assembly, 31: connecting bolt, 32: connecting pin;

[0026] 4: fixed assembly;

[0027] 5: block assembly, 51: baffle, 511: baffle screw hole, 52: block connecting bolt, 53: bolt top rod;

[0028] 6: lifting belt. Specific implementation

[0029] To make the utility model's purpose, technical scheme and advantage more clearly, below will combine the utility model specific embodiment and corresponding drawing to the utility model technical scheme clear, complete is described. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all the embodiment. Based on the embodiment of the utility model, all other embodiments obtained by the person skilled in the art without making creative labor are within the scope of the utility model protection.

[0030] As Figures 1-6 The utility model discloses a wind turbine hub lifting appliance, including hub lifting appliance main body 1, hub lifting seat 2, connecting assembly 3, fixed assembly 4, block assembly 5 and lifting belt 6, hub lifting seat 2 is set up at hub lifting appliance main body 1 bottom through connecting assembly 3, fixed assembly 4 is set up on hub lifting seat 2, is used for connecting wind turbine hub, block assembly 5 is set up on wind turbine hub and is abutted with hub lifting seat 2, lifting belt 6 is connected with hub lifting appliance main body 1 middle part, is used for crane hoisting, wherein:

[0031] The hub lifting appliance body 1 comprises a lifting appliance bottom plate 11, a lifting appliance main plate 12, lifting appliance connecting plates 13, a lifting appliance support plate 14 and lifting appliance reinforcing ribs 15, the lifting appliance main plate 12 is arranged in the middle of the lifting appliance bottom plate 11, the lifting appliance connecting plates 13 are vertically arranged on the outer sides of the lifting appliance bottom plate 11 respectively, the lifting appliance support plate 14 is arranged between the lifting appliance main plate 12 and the lifting appliance connecting plate 13 and is welded with the lifting appliance bottom plate 11, and the lifting appliance reinforcing ribs 15 are arranged between the lifting appliance main plate 12 and the lifting appliance support plate 14 and between the lifting appliance bottom plate 11 and the lifting appliance support plate 14.

[0032] The hub lifting seat 2 comprises a lifting seat connecting plate 21, a lifting seat fixing plate 22 and lifting seat reinforcing ribs 23, the lifting seat connecting plate 21 is vertically arranged with the lifting seat fixing plate 22, and the lifting seat reinforcing ribs 23 are arranged between the lifting seat connecting plate 21 and the lifting seat fixing plate 22.

[0033] Further, in the wind turbine hub lifting appliance, the lifting appliance bottom plate 11 is arranged in a herringbone shape, thereby effectively improving the stability during lifting.

[0034] Further, in the wind turbine hub lifting appliance, the lifting seat connecting plate 21 is provided with a clamping table 211, the length of the clamping table 211 is matched with the thickness of the lifting appliance connecting plate 13, thereby effectively improving the lifting strength of the hub lifting appliance body 1 and the hub lifting seat 2 and ensuring the safety during lifting.

[0035] Further, in the wind turbine hub lifting appliance, the connecting assembly 3 comprises a connecting bolt 31 and a connecting pin 32, the middle of the lifting appliance connecting plate 13 is provided with a lifting appliance pin shaft hole 131, the middle of the lifting seat connecting plate 21 is provided with a lifting seat pin shaft hole 212, one side of the lifting seat connecting plate 21 close to the lifting seat pin shaft hole 212 is provided with a lifting seat threaded hole 213, the connecting bolt 31 is threadedly engaged with the lifting seat threaded hole 213, the end of the connecting bolt 31 is abutted with the lifting appliance connecting plate 13, and the connecting pin 32 passes through the lifting appliance pin shaft hole 131 and the lifting seat pin shaft hole 212 in sequence, thereby connecting the hub lifting appliance body 1 and the hub lifting seat 2 through the connecting pin 32, realizing quick positioning of the lifting appliance while bearing the lifting shearing force, improving the connecting efficiency, shortening the installation time of the lifting appliance, and quickly disassembling the connecting pin 32 through the connecting bolt 31, thereby effectively improving the disassembling efficiency.

[0036] Further, in the wind turbine hub lifting appliance, the lifting seat fixing plate 22 is symmetrically provided with long circular holes 221 on both sides, and the fixing assembly 4 is slidingly arranged in the long circular holes 221, thereby effectively adjusting the distance between the hub lifting seats 2, facilitating the connection with the hub lifting appliance body 1 and the fixation with the hub 100.

[0037] Further, in the wind turbine hub lifting appliance of the utility model, the block assembly 5 comprises a baffle 51, a block connecting bolt 52 and a bolt top rod 53, the upper portion of the baffle 51 is provided with a baffle threaded hole 511, the bolt top rod 53 is in threaded engagement with the baffle threaded hole 511, the bolt top rod 53 is in abutment with the lifting seat fixed plate 22, the block connecting bolt 52 is in threaded engagement with the wind turbine hub 100 through the baffle 51, so that the horizontal position of the hub lifting seat 2 is effectively ensured and is limited.

[0038] Specifically, the baffle 51 is fixed on the hub 100 close to the side of the lifting seat fixed plate 22 through the block connecting bolt 52 before lifting, and is in abutment with the lifting seat fixed plate 22 through the bolt top rod 53, the lifting seat fixed plate 22 is pre-connected with the hub 100 through the fixing assembly 4 arranged in the long circular hole 221, at this time, the hub lifting appliance main body 1 is connected with the crane through the lifting belt 6, the hub lifting appliance main body 1 is lifted between the hub lifting seat 2, at this time, the lifting appliance connecting plate 13 is connected and positioned with the lifting seat connecting plate 21 through the connecting pin 32, the long circular hole 221 on the lifting seat fixed plate 22 is slid along the fixing assembly 4 by adjusting the bolt top rod 53 to extrude the lifting seat fixed plate 22, and the lifting seat connecting plate 21 is driven to be close to the lifting appliance connecting plate 13, the lifting appliance connecting plate 13 is clamped into the clamping table 211, and the center line of the hub lifting appliance main body 1 is ensured to coincide with the center line of the hub 100, at this time, the fixing assembly 4 is completely fixed, and lifting operation is carried out.

[0039] After lifting is completed, the fixing assembly 4 is removed, the connecting bolt 31 is rotated, the connecting bolt 31 end extrudes the lifting appliance connecting plate 13, the lifting appliance connecting plate 13 is separated from the clamping table 211 of the lifting seat connecting plate 21, and the connecting pin 32 and the block assembly 5 are sequentially removed, so as to facilitate subsequent lifting operation.

[0040] Compared with the prior art, the wind turbine hub lifting appliance has the following advantages and beneficial effects:

[0041] The utility model discloses simple structure, and the cooperation of hub lifting appliance main body and hub lifting seat can realize the quick positioning of hub lifting appliance main body, the setting of connecting assembly effectively improves the shearing force when lifting, and simultaneously facilitates the convenience of hub lifting, effectively shortens the installation time of the lifting appliance.

[0042] It should be noted that, in this article, unless otherwise specified and limited, the term "connection" or its synonyms should be understood broadly, for example, "connection" can be fixed connection, can also be detachable connection; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through intermediate medium, can be internal communication of two elements or interaction relationship of two elements, for those skilled in the art, the specific meaning of the above-mentioned term in the present application can be understood according to the specific circumstances. Moreover, expressions such as "first" and "second" are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between the entities or operations. At the same time, the term "includes", "contains" or any other variant thereof is intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or includes elements inherent to such process, method, article or equipment. In addition, "front", "back", "left", "right", "up", "down" in this article are referred to the placement state shown in the drawings.

[0043] Finally, it should be noted that: the above examples are only used to illustrate the technical solutions of the present application, and not to limit it; although the present application has been described in detail with reference to the foregoing examples, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing examples, or make equivalent replacement for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solution deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A wind turbine hub hoist, characterized in that, The wind turbine hub hoist comprises a hub hoist body, a hub hoisting seat, a connecting assembly, a fixing assembly, a block assembly and a lifting belt, the hub hoisting seat is arranged outside the hub hoist body through the connecting assembly, the fixing assembly is arranged on the hub hoisting seat and used for connecting the wind turbine hub, the block assembly is arranged on the wind turbine hub and abuts against the hub hoisting seat, the lifting belt is connected with the middle part of the hub hoist body and used for crane hoisting, wherein: The hub hoist body comprises a hoist bottom plate, a hoist main plate, a hoist connecting plate, a hoist supporting plate and a hoist reinforcing rib, the hoist main plate is arranged in the middle part of the hoist bottom plate, the hoist connecting plates are vertically arranged outside the hoist bottom plate respectively, the hoist supporting plate is arranged between the hoist main plate and the hoist connecting plate and is welded with the hoist bottom plate, hoist reinforcing ribs are arranged between the hoist main plate and the hoist supporting plate and between the hoist bottom plate and the hoist supporting plate; The hub hoisting seat comprises a hoisting seat connecting plate, a hoisting seat fixing plate and a hoisting seat reinforcing rib, the hoisting seat connecting plate and the hoisting seat fixing plate are arranged vertically, and the hoisting seat reinforcing rib is arranged between the hoisting seat connecting plate and the hoisting seat fixing plate.

2. The wind turbine wheel hub hoist of claim 1, wherein, The hoist bottom plate is arranged in a herringbone shape.

3. The wind turbine wheel hub hoist of claim 1, wherein, A clamping table is arranged on the hoisting seat connecting plate, and the length of the clamping table matches the thickness of the hoist connecting plate.

4. The wind turbine wheel hub hoist of claim 1, wherein, The connecting assembly comprises a connecting bolt and a connecting pin, a hoist pin hole is arranged in the middle part of the hoist connecting plate, a hoisting seat pin hole is arranged in the middle part of the hoisting seat connecting plate, a hoisting seat threaded hole is arranged on the side of the hoisting seat connecting plate close to the hoisting seat pin hole, the connecting bolt is threadedly engaged with the hoisting seat threaded hole, the end of the connecting bolt abuts against the hoist connecting plate, and the connecting pin passes through the hoist pin hole and the hoisting seat pin hole in sequence.

5. The wind turbine wheel hub hoist of claim 1, wherein, Long circular holes are symmetrically arranged on both sides of the hoisting seat fixing plate, and the fixing assembly is slidingly arranged in the long circular holes.

6. The wind turbine wheel hub hoist of claim 1, wherein, The block assembly comprises a blocking plate, a block connecting bolt and a bolt top rod, a blocking plate threaded hole is arranged on the upper part of the blocking plate, the bolt top rod is threadedly engaged with the blocking plate threaded hole, the bolt top rod abuts against the hoisting seat fixing plate, and the block connecting bolt is threadedly engaged with the wind turbine hub through the blocking plate.

Images