Hoisting system for lower floating body of marine floating fan

Abstract

The utility model discloses a hoisting system for a lower floating body of an ocean floating fan, which comprises a crane and a floating fan, the crane is connected with the floating fan through a hoisting assembly, and the hoisting assembly comprises a first hoisting beam and a second hoisting beam; the hoisting device is simple in structure and reasonable in design, the crane and the second hoisting beam are in a vertical state, the first hoisting beam is used for hooking a plurality of groups of hoisting tools of the crane in parallel, the second hoisting beam is used for hoisting the floating fan, the problems that the floating fan launching cost is high and hoisting points are difficult to arrange are solved, and the floating fan launching is more economical.

Description

Technical Field

[0001] This utility model relates to the field of floating wind turbine hoisting technology, specifically a hoisting system for the lower floating body of an offshore floating wind turbine. Background Technology

[0002] Wind energy is a renewable and clean energy source, and wind power generation is an important form of wind energy utilization. Offshore wind farms have significant advantages over onshore wind farms, and offshore floating wind turbines are the most promising new wind power technology, providing an effective solution for developing deep-sea wind energy.

[0003] The shortcomings of existing technology:

[0004] Currently, the lower floating body of offshore floating wind turbines is basically launched by dock construction or semi-submersible vessel. Due to its large weight and triangular structure, it is difficult to arrange lifting points. In addition, ordinary cranes are basically arranged in a single row and use the conventional parallel hook method, which will result in insufficient total height under the main beam of the crane. Utility Model Content

[0005] The purpose of this invention is to provide a hoisting system for the lower floating body of an offshore floating wind turbine, so as to solve the problems mentioned in the background art.

[0006] To achieve the above objectives, this utility model provides the following technical solution: a hoisting system for the lower floating body of an offshore floating wind turbine, comprising a crane and a floating wind turbine, wherein the crane is connected to the floating wind turbine via a hoisting assembly, the hoisting assembly comprising:

[0007] A first lifting beam, which is connected to the crane;

[0008] The second lifting beam is vertically connected to the first lifting beam as a whole, and the two ends of the second lifting beam are respectively connected to the floating wind turbine. The crane and the second lifting beam are in a vertical state.

[0009] Preferably, the length of the first lifting beam is 30-50m, and the length of the second lifting beam is 80-100m.

[0010] Compared with the prior art, the beneficial effects of this utility model are:

[0011] This invention relates to a lifting system for the lower floating body of an offshore floating wind turbine. The lifting system includes a first lifting beam and a second lifting beam. The crane and the second lifting beam are in a vertical position. The first lifting beam is used for multiple sets of lifting tools to be hooked together by the crane, and the second lifting beam is used for lifting the floating wind turbine. This system solves the problems of high cost of launching floating wind turbines and difficulty in arranging lifting points, making the launching of floating wind turbines more economical. Attached Figure Description

[0012] Figure 1This is a schematic diagram of the overall structure of this utility model;

[0013] Figure 2 This is a schematic diagram of the hoisting component structure of this utility model;

[0014] In the diagram: 110, crane; 120, floating fan; 130, first lifting beam; 140, second lifting beam. Detailed Implementation

[0015] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0016] In the description of this utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or component referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0017] In the description of this patent, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "setting" should be interpreted broadly. For example, they can refer to a fixed connection or setting, a detachable connection or setting, or an integrated connection or setting. Those skilled in the art can understand the specific meaning of the above terms in this patent according to the specific circumstances.

[0018] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this utility model, "several" means two or more, unless otherwise explicitly specified.

[0019] Example

[0020] Please see Figure 1-2As shown, this utility model provides a technical solution for a hoisting system for the lower floating body of a marine floating wind turbine: It includes a crane 110 and a floating wind turbine 120. The crane 110 is connected to the floating wind turbine 120 via a hoisting assembly. The hoisting assembly includes a first lifting beam 130 and a second lifting beam 140. The first lifting beam 130 and the second lifting beam 140 are custom-designed based on the crane 110. The first lifting beam 130 is connected to the crane 110, and the second lifting beam 140 is vertically connected to the first lifting beam 130 as a single unit. Both ends of the second lifting beam 140 are respectively connected to the floating wind turbine 120. 20. The crane 110 and the second lifting beam 140 are in a vertical position. The length of the first lifting beam 130 is 30~50m, and the length of the second lifting beam 140 is 80~100m. When in use, the crane 110 and the second lifting beam 140 are in a vertical position. The first lifting beam 130 is used for multiple sets of lifting tools of the crane 110 to hook together, and the second lifting beam 140 is used for lifting the floating wind turbine 120. This solves the problems of high cost of launching the floating wind turbine 120 and difficulty in arranging the lifting points, making the launching of the floating wind turbine 120 more economical.

[0021] Furthermore, the first lifting beam 130 and the second lifting beam 140 have a self-weight of 2,000 tons and a lifting capacity of 6,000 tons.

[0022] The working principle of this utility model is as follows:

[0023] In this embodiment, a lifting system for the lower floating body of a marine floating wind turbine is used. The system includes a lifting assembly comprising a first lifting beam 130 and a second lifting beam 140. The first lifting beam 130 is connected to a crane 110, and the second lifting beam 140 is vertically connected to the first lifting beam 130 as a single unit. Both ends of the second lifting beam 140 are connected to the floating wind turbine 120. The crane 110 and the second lifting beam 140 are in a vertical position during use. The first lifting beam 130 is used for hooking multiple lifting devices of the crane 110 together, and the second lifting beam 140 is used for lifting the floating wind turbine 120. This system solves the problems of high launching costs and difficulty in arranging lifting points for the floating wind turbine 120, making launching the floating wind turbine 120 more economical.

[0024] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely preferred examples and are not intended to limit the utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model. The scope of protection of this utility model is defined by the appended claims and their equivalents.

Claims

1. A hoisting system for the lower floating body of an offshore floating wind turbine, comprising a crane (110) and a floating wind turbine (120), characterized in that: The crane (110) is connected to the floating wind turbine (120) via a lifting assembly, the lifting assembly comprising: The first lifting beam (130) is connected to the crane (110); The second lifting beam (140) is vertically connected to the first lifting beam (130) as a whole. The two ends of the second lifting beam (140) are respectively connected to the floating fan (120). The crane (110) and the second lifting beam (140) are in a vertical state.

2. The hoisting system for the lower floating body of a marine floating wind turbine according to claim 1, characterized in that: The first lifting beam (130) has a length of 30~50m, and the second lifting beam (140) has a length of 80~100m.

Images