CN212389475U

CN212389475U - Bank building device and bank building type wind power installation ship

Info

Publication number: CN212389475U
Application number: CN202020960466.7U
Authority: CN
Inventors: 鞠鹏; 冯甲鑫; 王翔; 王明玉; 王传鹏; 付大伟; 曲俐俐; 徐善忠
Original assignee: CCCC First Harbor Engineering Co Ltd; No 2 Engineering Co Ltd of CCCC First Harbor Engineering Co Ltd
Current assignee: CCCC First Harbor Engineering Co Ltd; No 2 Engineering Co Ltd of CCCC First Harbor Engineering Co Ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-01-22
Anticipated expiration: 2030-05-29

Abstract

The utility model provides a take bank device and take bank formula wind power installation ship belongs to marine wind power installation technical field, and this take bank device can be taken on the leading truck of wind turbine generator system installation usefulness to utilize the leading truck stable support hull, contain this take bank formula wind power installation ship of taking bank device, can enough be applicable to big depth of water operating mode, can satisfy the stability requirement of wind turbine generator system installation again. The shore connection device comprises a shore connection component and a supporting arm; the supporting arm is mounted on the ship body in an overhanging mode, the supporting arm is provided with an accommodating cavity, the bottom of the accommodating cavity is arranged in an open mode, and the accommodating cavity is close to the free end of the supporting beam; the assembly comprises a box for contacting with an external support, the box is inserted into the accommodating cavity from the bottom opening of the accommodating cavity, the assembly also comprises a telescopic piece for driving the box to extend out or retract from the bottom opening of the accommodating cavity, the telescopic piece is connected between the box and the cavity wall of the accommodating cavity, and the telescopic piece stretches along the vertical direction.

Description

Bank building device and bank building type wind power installation ship

Technical Field

The utility model belongs to the technical field of marine wind power installation, especially, relate to a take bank device and take bank formula wind power installation ship.

Background

At present, offshore wind turbines are usually installed by using platform ships, semi-submersible ships or floating wind power installation ships. However, the offshore wind turbine generator is installed by using the platform ship, and a large-size platform-dedicated ship is required for construction, so that the construction cost is high. The installation of the offshore wind turbine generator is carried out by adopting the semi-submersible ship to sit on the bottom, a stable installation foundation can be provided, the high-precision wind turbine installation requirement is met, but the requirement of the semi-submersible ship to sit on the bottom cannot be met under the condition of a larger water depth due to the limitation of the submergence depth of the semi-submersible ship. The floating wind power installation ship is adopted to install the offshore wind power generator, and although the floating wind power installation ship can be suitable for the working condition of large water depth, the ship body is in a floating state, so that the stability requirement of wind power generator installation is difficult to meet, and the requirement on an operation window is high.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the not enough problem of stability that current showy formula wind-powered electricity generation unit installation exists when carrying out offshore wind turbine installation, provide one kind and take the bank device, take bank formula wind-powered electricity generation unit installation ship and marine wind power installation construction method, this take the bank device can be taken on the leading truck of wind turbine installation usefulness, thereby utilize the leading truck steady support hull, contain this take bank formula wind-powered electricity generation unit installation ship of bank device, can enough be applicable to big depth of water operating mode, can satisfy the stability requirement of wind turbine installation again.

In order to achieve the above object, the utility model discloses a technical scheme be:

the utility model provides a shore-building device, which comprises a leaning component for leaning on and a supporting arm for supporting the leaning component; the supporting arm is mounted on the ship body in an overhanging mode, the supporting arm is provided with an accommodating cavity used for accommodating the leaning component, the bottom of the accommodating cavity is open, and the accommodating cavity is close to the free end of the supporting beam; the assembly is leaned on including the case of being leaned on that is used for contacting external support, the assembly is leaned on certainly hold the uncovered inserting in bottom in chamber hold the intracavity, the assembly is leaned on still including being used for the drive the box is followed hold the uncovered stretching out in bottom in chamber or withdrawal hold the extensible member in chamber, the extensible member connect in lean on the case and hold between the chamber wall in chamber, the extensible member is flexible along vertical direction.

Preferably, the leaning box comprises a box body connected with the telescopic piece, the box body is inserted into the accommodating cavity from the bottom opening of the accommodating cavity, the bottom surface of the box body is hinged with a balance beam, and the bottom of the balance beam is provided with a contact plane for contacting with an external support.

Preferably, the top of the box body is open, and the telescopic piece is sleeved in the box body.

Preferably, the telescopic part is a hydraulic cylinder, a cylinder body of the hydraulic cylinder is connected to the top cavity wall of the accommodating cavity, and a piston rod of the hydraulic cylinder is connected to the box body.

The utility model also provides a shore-built wind power installation ship, which comprises a ship body, wherein the ship body is provided with a fan fixing tower for loading a fan and the shore-built device; the fan fixing tower comprises a fixing support arranged from the middle part to the head part of the ship body, one side of the fixing support, which faces the front part of the ship body, is provided with a pile embracing device for embracing the fan, and the pile embracing device is positioned in front of the ship body; the shore connection device comprises two shore connection devices, supporting arms of the two shore connection devices face towards the front portion of the ship body and are installed on the head portion of the ship body in an overhanging mode, and the two shore connection devices are located on two sides of the fan fixing tower respectively.

Preferably, the hull is further provided with a mooring fixing unit, the mooring fixing unit is located at the tail of the hull, the mooring fixing unit comprises an anchor, an anchor chain, a chain stopper and a retracting and releasing device for retracting and releasing the anchor chain, the retracting and releasing device is fixedly installed on the hull, two ends of the anchor chain are respectively connected to the anchor and the retracting and releasing device, the chain stopper is fixedly installed on the edge of the tail of the hull, and the anchor chain bypasses a guide wheel of the chain stopper.

Preferably, the winding and unwinding device comprises a winch and a pulley block, the winch is fixedly installed on the ship body, the pulley block comprises a fixed pulley, a movable pulley and a rope which bypasses the fixed pulley and the movable pulley, the fixed pulley is fixedly installed on the ship body, the movable pulley is connected with the anchor chain, and one end, far away from the pulley block, of the rope winds the winch to wind and unwind the rope through the winch.

Preferably, the number of the anchoring units is plural, and the plural anchoring units are symmetrically arranged with respect to a center line of the hull in a longitudinal direction.

Compared with the prior art, the utility model discloses an advantage and beneficial effect lie in:

1. the shore-building device provided by the utility model has the advantages that the supporting arm overhanging the ship body supports and connects the leaning component, the downward extension of the telescopic piece in the leaning component is utilized to enable the leaning box to extend out of the accommodating cavity, when the bottom of the leaning box presses on the surface of the external support, the purpose of stably supporting the ship body by the external support can be achieved, and the stabilizing effect is good;

2. the utility model provides a shore-built type wind power installation ship, utilize the fan fixed pylon of setting to load the fan, and the both sides of fan fixed pylon set up shore-built device respectively, can set up on the leading truck of beating and setting up the fan pile foundation and use to utilize the leading truck to stabilize the support hull, can both be applicable to big depth of water operating mode, can satisfy the stability requirement of wind turbine generator system installation again;

3. the utility model provides a take bank formula wind-powered electricity generation installation ship can realize the whole transportation and the installation of fan, has reduced marine activity duration, has reduced fan installation risk, has improved operating efficiency and reliability.

Drawings

Fig. 1 is a front view of a shored wind power installation vessel provided in an embodiment of the present invention;

fig. 2 is a top view of a shored wind power installation vessel provided in an embodiment of the present invention;

FIG. 3 is a partial enlarged view of the landing gear at A in FIG. 1;

fig. 4 is a schematic view of a use state of the shore connection device according to an embodiment of the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 1 at B;

fig. 6 is a schematic diagram of a fan loading step when offshore wind power installation is performed by using the shore-built wind power installation vessel provided by the embodiment of the present invention;

fig. 7 is a schematic diagram of a step of taking a mounting vessel in place when offshore wind power installation is performed by using the shore-built wind power mounting vessel provided by the embodiment of the present invention;

fig. 8 is a schematic diagram illustrating a step of fixing a hull by using the anchoring fixing unit when the shore-built wind power installation vessel provided by the embodiment of the present invention is used for offshore wind power installation;

fig. 9 is a schematic diagram of a step of leaning on a guide frame by a shoring device when marine wind power installation construction is performed by using the shoring type wind power installation vessel provided by the embodiment of the utility model;

fig. 10 is a schematic diagram of a fan and fan pile foundation butt joint step when offshore wind power installation is performed by using the shore-built wind power installation vessel provided by the embodiment of the present invention;

in the above figures: 1. a hull; 2. a bank building device; 21. a support arm; 211. an accommodating chamber; 22. a reclining assembly; 221. a leaning box; 2211. a box body; 2212. a balance beam; 222. a telescoping member; 3. the fan fixes the tower; 31. fixing a bracket; 32. pile grippers; 4. a mooring fixing unit; 41. anchoring; 42. a chain stopper; 421. a guide wheel; 43. an anchor chain; 44. a retracting device; 441. a winch; 442. a pulley block; 4421. a fixed pulley; 4422. a rope; 4423. a movable pulley; 5. a fan; 6. a fan pile foundation; 7. a guide frame; 8. and (4) a foundation bed.

Detailed Description

The present invention is specifically described below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

In the description of the present invention, it should be noted that the term "front" is a positional relationship based on the traveling direction of the ship body, and the terms "inside", "outside", "up", "down", "top", "bottom" and the like indicate a positional relationship based on the position shown in fig. 1, which is only for convenience of description and simplification of description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 4, the embodiment of the present invention relates to a shore connection device 2, which includes an abutting assembly 22 for abutting, and a supporting arm 21 for supporting the abutting assembly 22; the supporting arm 21 is mounted on the hull 1 in an overhanging manner (specifically mounted on a deck of the hull 1), the supporting arm 21 is provided with an accommodating cavity 211 for accommodating the leaning component 22, the bottom of the accommodating cavity 211 is open, and the accommodating cavity 211 is close to the free end of the supporting beam; the leaning component 22 comprises a leaning box 221 used for contacting an external support, the leaning box 221 is inserted into the accommodating cavity 211 from the bottom opening of the accommodating cavity 211, the leaning component 22 further comprises a telescopic piece 222 used for driving the leaning box 221 to stretch out or retract into the accommodating cavity 211 from the bottom opening of the accommodating cavity 211, the telescopic piece 222 is connected between the leaning box 221 and the cavity wall of the accommodating cavity 211, and the telescopic piece 222 stretches along the vertical direction.

In the shore connection device 2, the support arm 21 overhanging the hull 1 supports and connects the lapping assembly 22, the lapping box 221 can be extended out of the accommodating cavity 211 by utilizing the downward extension of the telescopic piece 222 in the lapping assembly 22, and when the bottom of the lapping box 221 is pressed on the surface of an external support, the purpose of stably supporting the hull 1 by using the external support can be achieved, and the stabilizing effect is good.

As shown in fig. 3 and 4, in this embodiment, the leaning box 221 includes a box 2211 connected to the telescopic member 222, the box 2211 is inserted into the accommodating cavity 211 from the bottom opening of the accommodating cavity 211, a balance beam 2212 is hinged to the bottom surface of the box 2211, and the bottom of the balance beam 2212 has a contact plane for contacting an external support. In the above-mentioned erection box 221, the box 2211 is a main force-receiving member, and the balance beam 2212 provided therein can perform a balance function. It should be noted that the shape of the accommodating cavity 211 is preferably a straight cylinder, the shape of the box body 2211 is matched with the shape of the accommodating cavity 211, and the wall of the box body 2211 is in clearance fit with the wall of the accommodating cavity 211, which is beneficial to improving the stability of the support.

Further, in this embodiment, the top of the box 2211 is open, and the telescopic member 222 is sleeved in the box 2211. By providing the case 2211 and the extensible member 222 in this manner, a small installation space is required, and the case 2211 can protect the extensible member 222.

To facilitate driving the movement of the landing box 221, the extension 222 is preferably a hydraulic cylinder, the cylinder body of which is connected to the top wall of the accommodating chamber 211, and the piston rod of which is connected to the box 2211. It should be noted that, according to the driving requirements of the hydraulic cylinder known to those skilled in the art, a hydraulic system such as a hydraulic pump station is necessarily connected to the hydraulic cylinder.

As shown in fig. 1-5, an embodiment of the present invention further provides a shore-building wind power installation vessel, which includes a hull 1, a fan fixing tower 3 for loading a fan 5 is installed on a deck of the hull 1, and the shore-building device 2; the fan fixing tower 3 comprises a fixing support 31 arranged from the middle part to the head part of a deck of the ship body 1, one side of the fixing support 31 facing the front of the ship body 1 is provided with a pile embracing device 32 for embracing the fan 5, and the pile embracing device 32 is positioned in front of the ship body 1; the two shore connection devices 2 are arranged, the supporting arms 21 of the two shore connection devices 2 are both installed on the head of the ship body 1 in an overhanging mode towards the front of the ship body 1, and the two shore connection devices 2 are respectively located on two sides of the fan fixing tower 3.

Above-mentioned formula wind power installation ship of taking shore utilizes the fixed pylon 3 of fan that sets up to load fan 5, and the both sides of the fixed pylon 3 of fan set up above-mentioned device 2 of taking shore respectively, can take on the leading truck 7 of establishing that fan pile foundation 6 used to utilize leading truck 7 stable support hull 1, can enough be applicable to big depth of water operating mode, can satisfy the stability requirement of wind turbine generator system installation again. Moreover, the shore-built wind power installation ship can realize the integral transportation and installation of the fan 5, reduce the offshore operation time, reduce the installation risk of the fan 5 and improve the operation efficiency and reliability.

It should be noted that, as shown in fig. 1, two pile grippers 32 are respectively located at the top and the lower part of the fixing bracket 31 to ensure that the fan 5 can be gripped stably.

As shown in fig. 1 and 5, in this embodiment, the hull 1 is further provided with a mooring fixing unit 4, the mooring fixing unit 4 is located at the tail of the hull 1, the mooring fixing unit 4 comprises an anchor 41, a chain 43, a chain stopper 42 and a retracting device 44 for retracting the chain 43, the retracting device 44 is fixedly installed on the deck of the hull 1, two ends of the chain 43 are respectively connected to the anchor 41 and the retracting device 44, the chain stopper 42 is fixedly installed at the tail edge of the deck of the hull 1, and the chain 43 bypasses the guide wheel 421 of the chain stopper 42. The anchoring and fixing unit 4 is arranged at the tail part of the ship body 1, and can be matched with the shore building device 2 arranged at the head part of the ship body 1, so that the stability of the ship body 1 is improved. Moreover, the anchoring fixing unit 4 is matched with the shoring device 2 to stabilize the ship body 1, and compared with the method that pile legs are used for stabilization, the method has no puncture risk and is low in construction risk. Preferably, the number of the mooring fixing units 4 is plural, and the plural mooring fixing units 4 are symmetrically arranged with respect to a center line of the hull 1 in a length direction.

As shown in fig. 5, in the present embodiment, the retracting device 44 includes a winch 441 and a pulley block 442, the winch 441 is fixedly mounted on the deck of the ship body 1, the pulley block 442 includes a fixed pulley 4421, a movable pulley 4423 and a rope 4422 passing around the fixed pulley 4421 and the movable pulley 4423, the fixed pulley 4421 is fixedly mounted on the deck of the ship body 1, the movable pulley 4423 is connected with the anchor chain 43, and one end of the rope 4422, which is far away from the pulley block 442, is wound around the winch 441 to retract and retract the rope 4422 through the winch 441. The retraction device 44 of the above structure can provide a sufficient pulling force to pull the anchor 41 by the cooperation of the winch 441 and the pulley block 442. When the above-mentioned winding and unwinding device 44 unwinds the anchor chain 43, the rope 4422 is unwound by the winch 441, and the movable pulley 4423 moves in the direction away from the fixed pulley 4421 under the action of the gravity of the anchor 41, thereby unwinding the anchor chain 43. When the retraction device 44 retracts the anchor chain 43, the rope 4422 is retracted by the winch 441, and the movable pulley 4423 is moved in a direction approaching the fixed pulley 4421, thereby retracting the anchor chain 43.

As shown in fig. 6, 7, 9 and 10, the shore-built wind power installation vessel is used for offshore wind power installation construction, and the construction steps are as follows:

(1) the method comprises the following steps of loading a fan 5 on a fan fixing tower 3 of a shoring type wind power installation ship, and utilizing a pile embracing device 32 of the fan fixing tower 3 to embrace the fan 5;

(2) moving the shoring type wind power installation ship to an installation site of a fan 5, enabling the fan 5 to be located above a preset fan pile foundation 6, and enabling a shoring device 2 of the shoring type wind power installation ship to be located above a guide frame 7 used for driving the fan pile foundation 6 to complete positioning;

(3) the telescopic piece 222 of the shore connection device 2 drives the leaning box 221 to extend out of the accommodating cavity 211 towards the direction of the guide frame 7 until the leaning box 221 presses the top plane of the guide frame 7;

(4) and butting the tower of the fan 5 with the fan pile foundation 6.

According to the offshore wind power installation construction method, the ship body 1 is high in stability during construction, simple in construction process, high in construction efficiency, low in cost and low in risk, and is particularly suitable for installation of the wind power generator set under the working condition of large water depth.

As shown in fig. 8, in the step (2), after the landing wind power installation vessel is in place, the method further comprises the step of fixing the landing wind power installation vessel by using the anchoring and fixing unit 4; the method for fixing the shore-built wind power installation ship by using the anchoring fixing unit 4 comprises the following specific steps: the anchor chain 43 is released through the retracting device 44 until the anchor ingot 41 sinks onto the underwater foundation bed 8, the anchor chain 43 is tightened through the retracting device 44 to apply pre-tightening force to the anchor chain 43, and the anchor chain 43 is clamped through the chain stopper 42.

Claims

1. The bank building device is characterized in that: the device comprises an abutting component for abutting and a supporting arm for supporting the abutting component;

the supporting arm is mounted on the ship body in an overhanging mode, the supporting arm is provided with an accommodating cavity used for accommodating the abutting component, the bottom of the accommodating cavity is arranged in an open mode, and the accommodating cavity is close to the free end of the supporting arm;

the assembly is leaned on including the case of being leaned on that is used for contacting external support, the assembly is leaned on certainly hold the uncovered inserting in bottom in chamber hold the intracavity, the assembly is leaned on still including being used for the drive the box is followed hold the uncovered stretching out in bottom in chamber or withdrawal hold the extensible member in chamber, the extensible member connect in lean on the case and hold between the chamber wall in chamber, the extensible member is flexible along vertical direction.

2. The embankment device according to claim 1, wherein: the lap and lean on the case include with the box that the extensible member is connected, the box certainly the bottom of holding the chamber is uncovered insert in hold the intracavity, the bottom surface of box articulates there is the compensating beam, the bottom of compensating beam has the contact plane that is used for contacting outside supporter.

3. The embankment device according to claim 2, wherein: the top of box is uncovered setting, the extensible member cover in the box.

4. A embankment device according to claim 2 or 3, wherein: the telescopic piece is a hydraulic cylinder, the cylinder body of the hydraulic cylinder is connected to the top cavity wall of the containing cavity, and the piston rod of the hydraulic cylinder is connected to the box body.

5. Take bank formula wind-powered electricity generation installation ship, including the hull, its characterized in that: a fan fixing tower used for loading a fan and the embankment device of any one of claims 1 to 4 are arranged on the ship body; the fan fixing tower comprises a fixing support arranged from the middle part to the head part of the ship body, one side of the fixing support, which faces the front part of the ship body, is provided with a pile embracing device for embracing the fan, and the pile embracing device is positioned in front of the ship body; the shore connection device comprises two shore connection devices, supporting arms of the two shore connection devices face towards the front portion of the ship body and are installed on the head portion of the ship body in an overhanging mode, and the two shore connection devices are located on two sides of the fan fixing tower respectively.

6. The shore-mounted wind power installation vessel of claim 5, wherein: the ship body is further provided with a mooring fixing unit, the mooring fixing unit is located at the tail of the ship body and comprises an anchor ingot, an anchor chain, a chain stopper and a winding and unwinding device for winding and unwinding the anchor chain, the winding and unwinding device is fixedly installed on the ship body, two ends of the anchor chain are respectively connected to the anchor ingot and the winding and unwinding device, the chain stopper is fixedly installed on the edge of the tail of the ship body, and the anchor chain bypasses a guide wheel of the chain stopper.

7. The shore-mounted wind power installation vessel of claim 6, wherein: the winding and unwinding device comprises a winch and a pulley block, the winch is fixedly installed on the ship body, the pulley block comprises a fixed pulley, a movable pulley and a rope which bypasses the fixed pulley and the movable pulley, the fixed pulley is fixedly installed on the ship body, the movable pulley is connected with the anchor chain, and one end, far away from the pulley block, of the rope winds the winch to wind and unwind the rope through the winch.

8. The shore-mounted wind power installation vessel according to claim 6 or 7, characterized in that: the anchoring fixing units are arranged symmetrically relative to the center line of the length direction of the ship body.