A towing rig deployment system for a semi-submersible wind platform

Abstract

The application discloses a kind of for semi-submersible wind power platform's tow rigging reel system, comprising: wind power platform;Rigging reel assembly, rigging reel assembly is fixedly connected to platform edge column top end;Rigging suspension assembly, rigging suspension assembly is fixedly connected to platform center column top end;Tow rigging, tow rigging both ends are fixedly connected to two adjacent platform edge column side end, tow rigging middle position is provided with tow rigging triangular plate, rigging reel assembly releases steel wire rope, steel wire rope is connected to rigging suspension assembly after being guided and is connected with tow rigging triangular plate, and rigging suspension assembly is provided with tie-in point.The steel wire rope of the rigging reel assembly is connected with tow rigging triangular plate by the guidance of rigging suspension assembly, and the quick lowering and recycling of tow rigging are realized by releasing steel wire rope;Meanwhile after rigging recycling is completed, tie-in point can also realize the locking function to tow rigging, avoid winch steel wire rope long time stress.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of ocean engineering, in particular to a towing rigging take-up and pay-off system for a semi-submersible wind power platform. BACKGROUND

[0002] With the full development of offshore wind power resources, semi-submersible wind power platforms, as an important type of offshore wind power facilities, will be used in large quantities. After the semi-submersible wind power platform is built, it needs to be towed to the construction site by a tug. Under normal circumstances, the towing rigging is pre-installed on the wind power platform in advance. Therefore, how to quickly pay out the rigging to ensure the smooth towing of the tug is the premise of the towing operation. Meanwhile, after arriving at the site and the tug is untowed, quickly recovering the towing rigging is also the basis for ensuring the efficient connection of subsequent operations. Considering the limited deck area of the semi-submersible wind power platform, therefore, a towing rigging take-up and pay-off system for a semi-submersible wind power platform is urgently needed. SUMMARY

[0003] The present application relates to the technical field of ocean engineering, in particular to a towing rigging take-up and pay-off system for a semi-submersible wind power platform.

[0004] In order to achieve the purpose of the present application, the present application provides a towing rigging take-up and pay-off system for a semi-submersible wind power platform, comprising: a wind power platform, the wind power platform is provided with one platform center column and a plurality of platform edge columns; a rigging take-up and pay-off assembly, the rigging take-up and pay-off assembly is fixedly connected to the top end of the platform edge column; a rigging suspension assembly, the rigging suspension assembly is fixedly connected to the top end of the platform center column; a towing rigging, the towing rigging is fixedly connected to the side end of two adjacent platform edge columns at both ends, respectively, a towing rigging triangular plate is arranged at the middle position of the towing rigging, the rigging take-up and pay-off assembly releases a steel wire rope, the steel wire rope is connected to the rigging suspension assembly after being guided, and is connected to the towing rigging triangular plate, the rigging suspension assembly is provided with a securing point, and the securing point is used for limiting and fixing the towing rigging triangular plate.

[0005] As a preferred technical solution of the present application, the wind power platform is provided with one platform center column and three platform edge columns, three sets of towing rigging are arranged between two adjacent platform edge columns.

[0006] As a preferred technical scheme of the present application, the rigging take-up assembly comprises a door-shaped frame, the door-shaped frame is fixedly connected to the top end of the platform side column, the tail end of the door-shaped frame is provided with a winch, the top end of the door-shaped frame is provided with a first guide pulley, and the winch releases the steel wire rope which is connected to the rigging suspension assembly through the first guide pulley.

[0007] As a preferred technical scheme of the present application, the rigging suspension assembly comprises a suspension hanger, the suspension hanger is provided with a right-angle bending structure, the suspension hanger is fixedly connected to the top end of the platform center column, the top horizontal rod of the suspension hanger is provided with a second guide pulley, the steel wire rope is connected to the towing rigging triangular plate after passing through the second guide pulley, and the fixing point is fixedly connected to the side end of the vertical rod of the suspension hanger.

[0008] As a preferred technical scheme of the present application, when the tugboat needs to take up and release the towing rigging for towing the wind power platform, the following steps are included:

[0009] S1, an operator operates the winch to release the steel wire rope, so that the towing rigging triangular plate is quickly lowered to the water surface, the tugboat connects the tow cable to the towing rigging triangular plate, and the connection between the tugboat and the towing rigging is completed;

[0010] S2, when the towing is completed, the tugboat disconnects the tow cable from the towing rigging triangular plate, and the towing rigging triangular plate is recovered to below the suspension hanger by operating the winch to tighten the steel wire rope;

[0011] S3, when the towing rigging triangular plate is recovered to below the suspension hanger, the towing rigging triangular plate is connected to the fixing point by using a sling, the winch is relieved of stress, and the towing rigging is arranged outside the two adjacent platform side columns.

[0012] Compared with the prior art, the present application provides a towing rigging take-up system for a semi-submersible wind power platform, which has the following beneficial effects:

[0013] The present application considers that the deck area is small and is blocked by other equipment, so the recovery device should try to reduce the occupation area of the deck, under normal circumstances, the outside of the deck of the semi-submersible wind power platform has a guardrail, and the deck does not have auxiliary hoisting facilities such as a crane, therefore, the towing rigging is suspended outside the wind power platform, the steel wire rope is connected to the towing rigging triangular plate through the guidance of the rigging suspension assembly, and the quick lowering and recovery of the towing rigging are realized by releasing the steel wire rope; after the semi-submersible wind power platform reaches the site, the towing rigging needs to be recovered to the deck, and after the recovery of the rigging is completed, the fixing point can also realize the locking function of the towing rigging, so as to avoid the long-term stress of the winch steel wire rope. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is the structural arrangement front view of the present application;

[0015] Figure 2 is the wind power platform plan view of the present application;

[0016] Figure 3 is the structural schematic diagram of the cable assembly of the present application;

[0017] Figure 4 is the structural schematic diagram of the cable assembly of the present application.

[0018] 1 is the wind power platform, 2 is the platform center column, 3 is the platform edge column, 4 is the cable assembly, 5 is the cable suspension assembly, 6 is the towing cable, 7 is the towing cable triangular plate, 8 is the steel wire rope, 9 is the fixing point, 10 is the door frame, 11 is the winch, 12 is the first guide pulley, 13 is the suspension hanger, 14 is the second guide pulley. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0020] Please refer to Figures 1-4 The embodiment of the present application provides a towing cable assembly for a semi-submersible wind power platform, which comprises: a wind power platform 1, wherein the wind power platform 1 is provided with a platform center column 2 and a plurality of platform edge columns 3; a cable assembly 4, wherein the cable assembly 4 is fixedly connected to the top end of the platform edge column 3; a cable suspension assembly 5, wherein the cable suspension assembly 5 is fixedly connected to the top end of the platform center column 2; a towing cable 6, wherein the two ends of the towing cable 6 are fixedly connected to the side ends of two adjacent platform edge columns 3, and a towing cable triangular plate 7 is arranged at the middle position of the towing cable 6; a steel wire rope 8 is released by the cable assembly 4, and the steel wire rope 8 is connected to the towing cable triangular plate 7 after being connected to the cable suspension assembly 5 through guidance; and the cable suspension assembly 5 is provided with a fixing point 9, wherein the fixing point 9 is used for limiting and fixing the towing cable triangular plate 7.

[0021] In an embodiment of the present application, the wind power platform 1 is provided with a platform center column 2 and three platform edge columns 3, and three sets of towing cables 6 are arranged between two adjacent platform edge columns 3.

[0022] In one embodiment of the present application, the rigging winch assembly 4 comprises a door frame 10, which is fixedly connected to the top end of the platform side column 3, and the top end of the door frame 10 is arranged outside the platform side column 3, and the tail end of the door frame 10 is provided with a winch 11, and the top end of the door frame 10 is provided with a first guide pulley 12, and the winch 11 releases the steel wire rope 8 which is connected to the rigging suspension assembly 5 through the first guide pulley 12.

[0023] In one embodiment of the present application, the rigging suspension assembly 5 comprises a suspension hanger 13, which is arranged in a right-angle bending structure, and the suspension hanger 13 is fixedly connected to the top end of the platform center column 2, and the top horizontal bar of the suspension hanger 13 is provided with a second guide pulley 14, and the steel wire rope 8 is connected to the towing rigging triangular plate 7 after passing through the second guide pulley 14, and the fixing point 9 is fixedly connected to the side end of the vertical rod of the suspension hanger 13.

[0024] In one embodiment of the present application, when the tugboat needs to release the towing rigging to tow the wind power platform 1, the following steps are included:

[0025] S1, the operator operates the winch 11 to release the steel wire rope 8, so that the towing rigging triangular plate 7 is quickly lowered to the water surface, and the tugboat connects the tow rope to the towing rigging triangular plate 7, completing the connection of the tugboat and the towing rigging 6;

[0026] S2, when the towing is finished, the tugboat disconnects the tow rope from the towing rigging triangular plate 7, and tightens the steel wire rope 8 by operating the winch 11 to make the towing rigging triangular plate 7 recover to below the suspension hanger 13;

[0027] S3, when the towing rigging triangular plate 7 is recovered to below the suspension hanger 13, the towing rigging triangular plate 7 is connected to the fixing point 9 by using a sling, the winch 11 is relieved, and the towing rigging 6 is arranged outside the two adjacent platform side columns 3.

[0028] The above is only the preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A towing sling deployment and retrieval system for a semi-submersible wind power platform, characterized in that, include: A wind power platform (1) is provided with a central column (2) and several side columns (3); a rigging take-up and release assembly (4) is fixedly connected to the top of the side columns (3); a rigging suspension assembly (5) is fixedly connected to the top of the central column (2); a towing rigging (6) is fixedly connected at both ends to the sides of two adjacent side columns (3), a towing rigging triangle plate (7) is provided in the middle of the towing rigging (6), the rigging take-up and release assembly (4) releases a wire rope (8), the wire rope (8) is guided and connected to the rigging suspension assembly (5) and then connected to the towing rigging triangle plate (7), the rigging suspension assembly (5) is provided with a mooring point (9), the mooring point (9) is used to limit and fix the towing rigging triangle plate (7), and the rigging take-up and release assembly (4) includes a portal frame. (10), the portal frame (10) is fixedly connected to the top of the platform side column (3), and the top of the portal frame (10) extends out of the platform side column (3). A winch (11) is provided at the tail end of the portal frame (10). A first guide pulley (12) is provided at the top of the portal frame (10). The winch (11) releases the wire rope (8) through the first guide pulley (12) and connects it to the rigging suspension assembly (5). The rigging suspension assembly (5) includes a suspension hanger (13). The suspension hanger (13) is provided with a right-angle bend structure. The suspension hanger (13) is fixedly connected to the top of the platform center column (2). A second guide pulley (14) is provided on the top crossbar of the suspension hanger (13). The wire rope (8) passes through the second guide pulley (14) and is connected to the towing rigging triangle plate (7). The mooring point (9) is fixedly connected to the side end of the pole of the suspension hanger (13).

2. The towing sling deployment and retrieval system for a semi-submersible wind power platform according to claim 1, characterized in that: The wind power platform (1) has a central column (2) and three side columns (3). The three side columns (3) and three sets of towing rigging (6) are respectively located between two adjacent side columns (3).

3. A towing sling deployment and retrieval system for a semi-submersible wind power platform according to claim 1 or 2, characterized in that: When a tugboat is towing the wind power platform (1), the following steps are required: S1. The operator operates the winch (11) to release the wire rope (8), so that the towing rigging triangle plate (7) is quickly lowered to the water surface. The tugboat connects the towing cable to the towing rigging triangle plate (7) to complete the connection between the tugboat and the towing rigging (6). S2. After the towing is completed, the tugboat disconnects the towing cable from the towing rigging triangle plate (7) and uses the winch (11) to tighten the wire rope (8) so that the towing rigging triangle plate (7) is retracted to below the suspension frame (13). S3. When the towing rigging triangular plate (7) is retracted to below the suspension frame (13), the towing rigging triangular plate (7) is connected to the mooring point (9) by the sling, the winch (11) is released from stress, and the towing rigging (6) is arranged outside the two adjacent platform side columns (3).

Images