CN217894864U - Modular lifting appliance, lifting system and wind driven generator - Google Patents

Abstract

The utility model relates to a aerogenerator technical field generally, provides a modularization hoist, hoist and mount system and aerogenerator. The modular spreader comprises: an upper hoist beam system, comprising: the first cross beam is provided with a plurality of lifting holes for lifting the engine room; first and second joints disposed in a variable position on the first cross member, wherein the first and second joints are each configured to enable connection of a harness for connection with a crane; and a counterweight module disposed on the first cross member in a variable position.

Description

Modular lifting appliance, lifting system and wind driven generator

Technical Field

The utility model discloses generally, relate to aerogenerator technical field. Particularly, the utility model relates to a modularization hoist, hoist and mount system and aerogenerator.

Background

When a wind driven generator (or simply referred to as a 'fan') is installed, a lifting appliance is generally needed to lift fan components. For example, the nacelle is hoisted to the tower and then fixed. The traditional lifting appliance has the problems that the structural weight is heavy, the position of a lifting point is relatively fixed, and the positions of a lifting object and the lifting point need to have high matching performance and the like.

SUMMERY OF THE UTILITY MODEL

For at least partly solving the above-mentioned problem in the prior art, the utility model provides a modularization hoist includes:

an upper suspension beam system comprising

The first cross beam is provided with a plurality of lifting holes for lifting fan parts;

first and second joints disposed in a variable position on the first cross member, wherein the first and second joints are each configured to enable connection of a harness for connection with a crane; and

a counterweight module variably disposed on the first cross member.

In an embodiment of the present invention, it is provided that the modular spreader further comprises:

a lower first suspension beam system disposed below the upper suspension beam system, wherein the lower first suspension beam system is connected with the first joint.

It is provided in an embodiment of the present invention that the modular spreader further comprises:

a lower second suspension beam system disposed below the upper suspension beam system, wherein the lower second suspension beam system is connected with the second joint.

In one embodiment of the invention, it is provided that the lower first or second suspension beam system is connected to the upper suspension beam system by a suspension strap.

In an embodiment of the invention, it is provided that the lower first suspension beam system comprises:

a second cross member; and

third and fourth joints disposed on the second beam.

In one embodiment of the present invention, it is provided that the lower second suspension beam system includes:

a third cross member; and

fifth and sixth joints disposed on the third beam.

In one embodiment of the invention, it is provided that the upper suspension beam system further comprises a fourth cross beam connected to the first cross beam; and/or

The lower first hanging beam system further comprises a fifth cross beam connected with the second cross beam; and/or

The lower second suspension beam system further comprises a sixth cross beam connected to the third cross beam.

In one embodiment of the invention, it is provided that the wind turbine component comprises a nacelle, a tower, blades, a gearbox and a generator.

The utility model also provides a aerogenerator, it is configured to utilize the basis the utility model discloses a modularization hoist is hoisted. For example, the wind power generator has a fan member whose weight can be weighted by a weight block and which can be hoisted, for example, with a hoisting hole or a hoisting surface or the like.

Furthermore, the utility model discloses still relate to a hoist and mount system, this hoist and mount system includes:

according to the utility model discloses a modular lifting appliance; and

one or more auxiliary spreaders, wherein each auxiliary spreader has:

the cross beam is provided with a plurality of lifting holes for lifting fan parts;

at least two joints arranged in a variable position on the cross beam, wherein the joints have an auxiliary harness configured to be connectable with a joint of a modular spreader or a joint of another auxiliary spreader.

Here, the number and position of the auxiliary spreaders may be set according to the number and weight of the fan components to be hoisted, so that each cross beam remains substantially horizontal, i.e. balanced, during hoisting. In addition, the auxiliary spreader is connected such that it is perpendicular to the cross beam of the modular spreader or auxiliary spreader to which it is connected.

The utility model discloses following beneficial effect has at least: the utility model discloses can carry out the hoisting point and the focus position of freely ground modularization combination with the different hanging of adaptation thing to each system, consequently can be applicable to different aerogenerator's hoist and mount demand, have wider practicality. And the utility model discloses under the same rated load, compare current hoist, its structural weight is also lighter, low in manufacturing cost. Furthermore the utility model discloses carry out the decoupling zero with hoist and the thing hoist and mount point position that hangs, make the modularization hoist only with hang the thing weight and relevant, very big reinforcing the reusability of hoist. Additionally the utility model has the advantages of economic nature to and extensive suitability, it carries out the decoupling zero with hoist and the thing hoisting point that hangs and focus, and the suitability of hoist only with hang the thing weight and relevant, as long as be less than hoist rated load and lift by crane the thing, all can pass through the modularization hoist is hoisted.

Drawings

To further clarify the advantages and features that may be present in various embodiments of the present invention, a more particular description of various embodiments of the invention will be rendered by reference to the appended drawings. It is appreciated that these drawings depict only typical embodiments of the invention and are therefore not to be considered limiting of its scope. In the drawings, the same or corresponding parts will be denoted by the same or similar reference numerals for clarity.

Fig. 1 shows a schematic view of a wind power generator to which the present invention is applied.

Fig. 2 shows a schematic view of a modular spreader in an embodiment of the invention.

Fig. 3-6 show a schematic view of a modular spreader in another embodiment of the invention.

Detailed Description

It should be noted that the components in the figures may be exaggerated and not necessarily to scale for illustrative purposes. In the figures, identical or functionally identical components are provided with the same reference symbols.

In the present invention, "disposed on" \ 8230 "", "disposed above" \8230and "disposed above" \8230 "", do not exclude the presence of an intermediate therebetween, unless otherwise specified. Furthermore, "arranged on or above" \\8230 ", merely indicates a relative positional relationship between two components, and in certain cases, such as after reversing the product direction, may also be converted to" arranged under or below \8230 ", and vice versa.

In the present invention, the embodiments are only intended to illustrate the aspects of the present invention, and should not be construed as limiting.

In the present application, the terms "a" and "an" do not exclude the presence of a plurality of elements, unless otherwise indicated.

It is further noted herein that in embodiments of the present invention, only a portion of the components or assemblies may be shown for clarity and simplicity, but those skilled in the art will appreciate that the components or assemblies may be added as needed for specific scenarios, given the teachings of the present invention. Furthermore, features in different embodiments of the invention may be combined with each other, unless otherwise specified. For example, a feature of the second embodiment may be substituted for a corresponding or functionally equivalent or similar feature of the first embodiment, and the resulting embodiments are likewise within the scope of the disclosure or recitation of the present application.

It is also to be noted that, within the scope of the present invention, the expressions "identical", "equal", etc., do not mean that the two values are absolutely equal, but allow a certain reasonable error, that is, the expressions also cover "substantially identical", "substantially equal". By analogy, in the present disclosure, the terms "perpendicular to", "parallel to", and the like in the table direction also cover the meaning of "substantially perpendicular to", "substantially parallel to".

In addition, the numbering of the steps of the methods of the present invention does not limit the order of execution of the steps of the methods. Unless specifically stated, the method steps may be performed in a different order.

In the present invention, the term "crane" should be understood broadly, covering all kinds of equipment for lifting a spreader, such as cranes, towers, etc.

The invention will be further elucidated with reference to the drawings in conjunction with the detailed description.

Fig. 1 shows a schematic view of a wind turbine 100 to which the present invention is applied, and as shown in fig. 1, the wind turbine 100 comprises a tower 101, a nacelle 102 rotatably connected to the tower 101 and supporting a hub 103. Two or more blades 104 are arranged on the hub 103, wherein the blades 104 rotate a rotor (not shown) arranged in the hub 103 around an axis (not shown) under the influence of wind power, wherein rotation of the rotor of the generator relative to the stator will generate electrical energy. When each component of the wind turbine is transported to a field for installation, a nacelle is generally hoisted to a tower by using a hoist, and then is fixedly installed.

Fig. 2 shows a schematic view of a modular spreader in an embodiment of the invention. As shown in fig. 1, the modular spreader may comprise an upper suspension beam system 200, and the upper suspension beam system 200 may comprise a first cross beam 201, a first joint 202, a second joint 203, and a counterweight module 204. The first crossbeam 201 has a plurality of lifting holes for lifting the nacelle arranged thereon, which are, for example, equidistantly distributed on the first crossbeam 201. Wherein the first joint 202 and the second joint 203 are arranged on the first beam 201, and the weight module 204 is arranged on the first beam 201. The first joint 202 and the second joint 203 may be connected above with a first upper harness 205, and the first harness 205 may be connected with a crane hook. A first lower strap 206 may be connected to the lower portion of the first joint 202 and the second joint 203, and the first lower strap 206 may be connected to a sling. The number of the first lower straps 206 connected to one of the first joint 202 and the second joint 203 may be one or two, one being exemplified in fig. 2.

The first cross member 201 is provided with a plurality of mounting portions for fixedly mounting the first joint 202, the second joint 203, and the weight module 204 such that they are arranged on the first cross member 201 in a variable position. In the present embodiment, the mounting portion is, for example, a mounting hole (the mounting hole may be provided as the same hole as the hanging hole, but may be provided as a different hole), and other configurations are also conceivable, such as a mounting hook, a mounting projection, a mounting snap, and the like.

Fig. 3 shows a schematic view of a modular spreader in another embodiment of the present invention. As shown in fig. 3, the modular spreader comprises the upper suspension beam system 200 and a lower first suspension beam system 300, the lower first suspension beam system 300 being arranged below the upper suspension beam system 200, wherein the lower first suspension beam system 300 and the first joint 202 may be connected by a second upper sling 304.

The first suspension beam system 300 may comprise a second beam 301, a third joint 302 and a fourth joint 303, wherein the third joint 302 and the fourth joint 303 are arranged on the second beam 301. The lower side of the third joint 302 and the fourth joint 303 may be connected to a second lower strap 305, and the second lower strap 305 may be connected to a hanging object. The number of the second lower straps 305 connected to one of the third joint 302 and the fourth joint 303 may be one or two, and one is exemplified in fig. 3. The embodiment shown in fig. 3 is adapted to the working conditions of the front 2 hoisting point and the rear 1 hoisting point.

The second cross member 301 has a plurality of lifting holes for lifting the nacelle arranged thereon, which are for example equidistantly distributed on the second cross member 301. The second cross member 301 is provided with a plurality of mounting portions for fixedly mounting the third joint 302 and the fourth joint 303 so that they are arranged on the second cross member 301 in a variable position manner. In the present embodiment, the mounting portion is, for example, a mounting hole (the mounting hole may be provided as the same hole as the hanging hole, but may be provided as a different hole), and other configurations are also conceivable, such as a mounting hook, a mounting projection, a mounting snap, and the like.

Fig. 4 shows a schematic view of a modular spreader in another embodiment of the invention. As shown in fig. 4, the modular spreader comprises the upper lifting beam system 200 and a lower second lifting beam system 400, the lower second lifting beam system 400 being arranged below the upper lifting beam system 200, wherein the lower second lifting beam system 400 and the second joint 203 may be connected by a third upper strap 404.

The lower second suspension beam system 400 may comprise a third beam 401, a fifth joint 402 and a sixth joint 403, wherein the fifth joint 402 and the sixth joint 403 are arranged on the third beam 401. . The lower portions of the fifth joint 402 and the sixth joint 403 may be connected to a third lower strap 405, and the third lower strap 405 may be connected to a suspended object. The number of the third lower harness 405 connected to one of the fifth joint 402 and the sixth joint 403 may be one or two, and one is exemplified in fig. 4. The embodiment shown in fig. 4 is adapted to the working conditions of the front 1 hoisting point and the rear 2 hoisting point.

A plurality of lifting holes for lifting the nacelle are arranged on the third beam 401, and are for example equidistantly distributed on the third beam 401. A plurality of mounting portions for fixedly mounting fifth joint 402, sixth joint 403 are provided on third beam 401 such that they are arranged on third beam 401 in a variable position. In the present embodiment, the mounting portion is, for example, a mounting hole (the mounting hole may be provided as the same hole as the hanging hole, but may be provided as a different hole), and other configurations are also conceivable, such as a mounting hook, a mounting projection, a mounting snap, and the like.

Fig. 5 shows a schematic view of a modular spreader in another embodiment of the invention. As shown in fig. 5, the modular spreader comprises the upper suspension beam system 200, the lower first suspension beam system 300 and the lower second suspension beam system 400.

Fig. 6 shows a schematic view of a modular spreader in another embodiment of the invention. As shown in fig. 6, in the upper suspension beam system 200, the first beam 201 may be connected with a fourth beam 601 (e.g. by bolting or screwing, or nesting, plugging each other) to increase the length of the beams of the modular spreader. It will be readily appreciated that the second cross member 301 of the lower first suspension beam system 300 may be connected to a fifth cross member and the third cross member 401 of the lower second suspension beam system 400 may be connected to a sixth cross member.

The position of the lower lifting point of the modular spreader can be expanded by the lower first and second lifting beam systems 300 and 400 according to the position of the lifting point in the nacelle, the position of the lifting point of the hoisted object, or the restriction of the hoisting space, so as to match the positions of the lifting points.

That is to say, the space of the suspension band is not interfered by the suspended object through the lower first suspension beam system 300 and the lower second suspension beam system 400, so that the suspension point can be freely extended in the left-right direction and the front-back direction on the plane, stepless adjustment is realized, the purpose of directly decoupling the position of the suspension point on the suspended object is further realized, and the reusability and the applicability of the suspension device are greatly enhanced. The hanger is only related to the weight of the hanging object and is unrelated to the position of a hanging point of the hanging object, and decoupling is completely realized.

The utility model discloses in, modularization independent assortment can be carried out to upper portion hanging beam system 200, the first hanging beam system 300 in lower part and lower part second hanging beam system 400 among the modularization hoist, and the inside crossbeam of upper portion hanging beam system 200, the first hanging beam system 300 in lower part and lower part second hanging beam system 400 also can carry out freely ground modularization combination in order to adapt to different crossbeam length demands to can adapt to the hoisting point and the focus position of different hangers, be applicable to different aerogenerator's hoist and mount demand, have wider practicality.

And the modular lifting appliance has lighter structural weight and lower manufacturing cost compared with the existing lifting appliance under the same rated load.

Furthermore the utility model discloses the decoupling zero has been carried out hoist and the thing hoist and mount point position of hanging, the modularization hoist only with hang the thing weight relevant, very big reinforcing the reusability of hoist.

Additionally the utility model has the advantages of economic nature to and extensive suitability, it carries out the decoupling zero with hoist and the thing hoisting point that hangs and focus, and the suitability of hoist only with hang the thing weight and relevant, as long as be less than hoist rated load and lift by crane the thing, all can pass through the modularization hoist is hoisted.

While various embodiments of the present invention have been described above, it should be understood that they have been presented by way of example only, and not limitation. It will be apparent to persons skilled in the relevant art that various combinations, modifications, and changes can be made thereto without departing from the spirit and scope of the invention. Thus, the breadth and scope of the present invention should not be limited by any of the above-described exemplary embodiments, but should be defined only in accordance with the following claims and their equivalents.

Claims (10)

1. A modular spreader, comprising:

an upper suspension beam system comprising

The first cross beam is provided with a plurality of lifting holes for lifting fan parts;

first and second joints disposed in a variable position on the first cross member, wherein the first and second joints are each configured to enable connection of a harness for connection with a crane; and

a counterweight module variably disposed on the first cross member.

2. The modular spreader of claim 1, further comprising:

a lower first suspension beam system disposed below the upper suspension beam system, wherein the lower first suspension beam system is connected with the first joint.

3. The modular spreader of claim 1 or 2, further comprising:

a lower second suspension beam system disposed below the upper suspension beam system, wherein the lower second suspension beam system is connected with the second joint.

4. The modular spreader of claim 3, wherein the lower first or second spreader system is connected to the upper spreader system by a spreader.

5. The modular spreader of claim 3, wherein the lower first suspension beam system comprises:

a second cross member; and

third and fourth joints disposed on the second beam.

6. The modular spreader of claim 5, wherein the lower secondary suspension beam system comprises:

a third cross member; and

fifth and sixth joints disposed on the third beam.

7. The modular spreader of claim 6, wherein the upper suspension beam system further comprises a fourth cross beam connected to the first cross beam; and/or

The lower first hanging beam system further comprises a fifth cross beam connected with the second cross beam; and/or

The lower second suspension beam system further comprises a sixth cross beam connected to the third cross beam.

8. The modular spreader of claim 1, wherein the wind turbine component includes a nacelle, a tower, blades, a gearbox, and a generator.

9. Wind power generator, characterized by being configured to be hoistable by means of a modular hoist according to one of claims 1-8.

10. A hoist system, comprising:

the modular spreader of claim 1; and

one or more auxiliary spreaders, wherein each auxiliary spreader has:

the cross beam is provided with a plurality of lifting holes for lifting fan parts;

at least two joints arranged in a variable position on the cross beam, wherein the joints have an auxiliary harness configured to be connectable with a joint of a modular spreader or a joint of another auxiliary spreader.

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