CN-117068330-B - Offshore photovoltaic piling ship with sliding pile driver and ship moving trolley and use method

CN117068330BCN 117068330 BCN117068330 BCN 117068330BCN-117068330-B

Abstract

The invention relates to the technical field of offshore photovoltaic piling ships, in particular to an offshore photovoltaic piling ship with a sliding pile driver and a ship moving trolley and a use method thereof. The pile driving device comprises a pile driving ship floating body, a bow positioning pile and a stern positioning pile which are respectively arranged in front of and behind the pile driving ship floating body, wherein the pile driving ship floating body is fixed on a shallow sea area photovoltaic field where a foundation pile to be driven is located through the bow positioning pile and the stern positioning pile, a slippage pile driver is arranged on a bow deck of the pile driving ship floating body, a finished foundation pile is formed after the slippage pile driver hammers the foundation pile to be driven, and a ship moving trolley, a longitudinal sliding rail assembly, a movable ballast and a movable sliding rail assembly are further arranged on the pile driving ship floating body. According to the ship technical scheme, the stable displacement and stable piling function is realized through the combination of the sliding pile driver and the ship moving trolley, and the ship has higher environmental condition adaptability, can resist environmental loads such as wind, waves, currents and the like to a certain extent, has small draft, can avoid bottoming due to the influence of tides in shallow water operation, and greatly improves the safety in the operation process.

Inventors

ZHANG LEI
ZHANG GUOHUA
LIU XIQUAN
WANG TIANYU
YUE MINGTAO
YU HAIMING
LV XIAOHUI
CHI HONGWEI

Assignees

山东蓝鲲海洋工程有限公司

Dates

Publication Date: 20260508
Application Date: 20230707

Claims (9)

1. An offshore photovoltaic piling ship with a slippage pile driver and a ship moving trolley is adopted, the offshore photovoltaic piling ship with the slippage pile driver and the ship moving trolley comprises a piling ship floating body (1), a bow positioning pile (2) and a stern positioning pile (3) which are respectively arranged in front of and behind the piling ship floating body (1), the piling ship floating body (1) is fixed on a shallow water sea area photovoltaic field where a foundation pile (10) to be driven is located through the bow positioning pile (2) and the stern positioning pile (3), a slippage pile driver (4) is arranged on a bow deck of the piling ship floating body (1), the slippage pile (4) is used for hammering the foundation pile (10) to be driven to form a finished foundation pile (9), the ship floating body (1) is further provided with the ship moving trolley (5), a longitudinal slide rail assembly (6), a moving (7) and a moving slide rail assembly (8), wherein the ship moving trolley (5) is arranged on the ship floating body (1), the ship floating body (1) is fixed on a shallow water sea area photovoltaic field where the foundation pile (10) to be driven is located through the bow positioning pile (2) and the stern positioning pile (3), the slippage pile (4) is arranged on the two sides of the ship floating body (4) to be driven is formed, and the slippage pile driving trolley (4) is arranged on the ballast trolley (10) to be driven, and is used for adjusting the slippage pile driving assembly to be moved transversely, and is arranged on the two sides of the ship floating body (4, the movable slide rail assembly (8) is positioned below the movable ballast (7) and used for controlling the transverse sliding adjustment of the movable ballast (7), and is characterized by comprising the following steps: S1, firstly, moving a floating body (1) of a piling ship to a shallow water sea area photovoltaic field where piles (10) to be driven are located, wherein a plurality of piles (10) to be driven are arranged in the shallow water sea area photovoltaic field according to a matrix; S2, before pile sinking, adjusting the distance between the sliding pile driver (4) and a pile to be driven (10) through a ship moving trolley (5), and after the pile is in an aligned position, pricking a bow positioning pile (2) and a stern positioning pile (3) into the seabed to maintain the stability of a floating body (1) of a pile driving ship, adjusting the longitudinal position of the sliding pile driver (4) again through a longitudinal sliding rail assembly (6), and adjusting the transverse position of the sliding pile driver (4) through the ship moving trolley (5); s3, during pile sinking, the sliding pile driver (4) counteracts inclination deviation caused by different loads when the pile driving ship floating body (1) is lifted and driven through the movable sliding rail assembly (8) in the pile sinking process, so that the pile driving ship floating body (1) is ensured to be always kept in a balanced state; S4, repeating the step S3 until the foundation pile (10) to be driven at the current position forms a finished foundation pile (9), and starting the next step; S5, in the ship moving process, in an integral moving state, after a foundation pile (10) is driven to form a finished foundation pile (9), the bow positioning pile (2) is lifted to be higher than a mud surface, a ship moving trolley (5) uses the stern positioning pile (3) as a fulcrum through a hydraulic cylinder (51), a piling ship floating body (1) is pushed to a next station, and after the foundation pile (10) is driven in place, the bow positioning pile (2) sinks and is pricked into a seabed to keep a ship position; S6, when the trolley is reset, the stern positioning pile (3) is lifted to be higher than the mud surface, the ship moving trolley (5) pushes the stern positioning pile (3) to the outer side through the hydraulic cylinder (51), the stern positioning pile (3) sinks to prick the seabed after being in place, and after the bow positioning pile (2) and the stern positioning pile (3) keep the floating body (1) of the piling ship stable, the construction of the foundation pile (10) to be driven of the next station is started, and piling is carried out by hammering successively.
2. A method of using an offshore photovoltaic piling vessel having a skidding pile driver and a transfer trolley according to claim 1, wherein the offshore photovoltaic piling vessel comprises the following conditions: In a ship position positioning state, the bow positioning pile (2) and the stern positioning pile (3) are pricked into the seabed in the pile sinking process of the pile to be driven (10) so as to maintain the stability of the floating body (1) of the piling ship; After the foundation pile (10) is driven to form a finished foundation pile (9), the bow positioning pile (2) is lifted to be higher than a mud surface, a ship moving trolley (5) pushes a pile driving ship floating body (1) to a next station by taking the stern positioning pile (3) as a fulcrum through a hydraulic cylinder (51), the bow positioning pile (2) is sunk to be pricked into a seabed to keep a ship position after the pile driving ship floating body is in place, the stern positioning pile (3) is lifted to be higher than the mud surface, the ship moving trolley (5) pushes the stern positioning pile (3) to the outside through the hydraulic cylinder (51), the stern positioning pile (3) is sunk to be pricked into the seabed after the ship driving floating body (1) is kept stable by the bow positioning pile (2) and the stern positioning pile (3), construction of the foundation pile (10) to be driven at the next station is started, and the foundation pile is successively hammered; the sliding pile driver (4) is installed with a lower longitudinal sliding rail assembly (6) to find the longitudinal coordinate in the longitudinal fine adjustment, and the ship position is moved along the transverse direction by the ship moving trolley (5) to find the transverse coordinate in the transverse fine adjustment; and in a dynamic balance state, the movable ballast (7) transversely and longitudinally slides through the movable slide rail assembly (8), and moves rapidly along with different piling working conditions of the sliding pile driver (4) so as to balance the floating state of the floating body (1) of the piling ship.
3. The method for using the offshore photovoltaic piling ship with the sliding pile driver and the ship moving trolley according to claim 1, wherein the maximum working flow rate of the pile driving ship floating body (1) is 1m/s, the maximum working wind speed is 10m/s, the sense wave height is 1.5m/s, the depth of the pile driving ship floating body (1) is 2.5 m, the maximum draft is 0.9 m, and the pile foundation construction requirements of shallow water sea areas are met.
4. The method for using the offshore photovoltaic piling ship with the sliding pile driver and the ship moving trolley, as claimed in claim 1, is characterized in that a plurality of piles (10) to be driven are arranged in a matrix in the shallow water sea area photovoltaic field, and the offshore photovoltaic piling ship is gradually hammered after being integrally moved to the piles (10) to be driven until the piles (10) to be driven in the shallow water sea area photovoltaic field are all changed into finished foundation piles (9).
5. Method of use of an offshore photovoltaic piling vessel with a skidding pile driver and a ship moving trolley according to claim 1, wherein the longitudinal rail assembly (6) comprises a longitudinal rail, a longitudinal rack and pinion mechanism and a longitudinal drive motor, wherein: the longitudinal sliding rail is erected on a deck of the floating body (1) of the piling ship and is a gear rack mechanism; The longitudinal gear rack mechanism is respectively meshed with racks of the sliding pile driver (4) and a deck sliding rail of the floating body (1) of the pile driving ship and is used for driving the sliding pile driver (4) to move relatively; The longitudinal driving motor is fixed on the sliding pile driver and is used for driving the longitudinal gear rack mechanism to realize the relative movement among the longitudinal sliding rail assembly (6), the pile driving ship floating body (1) and the sliding pile driver (4).
6. Use of an offshore photovoltaic piling vessel with a skidding pile driver and a ship moving trolley according to claim 1, wherein the moving skid assembly (8) comprises a ballasting tray structure, a bi-directional rack and pinion mechanism and a bi-directional drive motor, wherein: The ballast tray structure is erected on a deck of a floating body (1) of the piling ship, and the top of the ballast tray structure is provided with a bidirectional rack and pinion mechanism; the bidirectional gear rack mechanism is meshed with the moving ballast (7) and racks of the deck sliding rail and is used for driving the moving ballast (7) to move transversely and longitudinally; the bidirectional driving motor is fixed on the ballast tray structure and is used for driving the bidirectional gear rack mechanism to realize the relative movement between the longitudinal sliding rail assembly (6) and the movable ballast (7).
7. The use method of the offshore photovoltaic piling ship with the sliding pile driver and the ship moving trolley according to claim 1 is characterized in that grooves (11) are formed in two sides of the stern of the piling ship floating body (1), guide rails (12) are arranged on the edges of the grooves (11), sliding blocks (53) are mounted on the guide rails (12), stern positioning piles (3) and ship moving trolleys (5) are arranged along the guide rails (12), the stern positioning piles (3) are mounted on the sliding blocks (53), hydraulic cylinders (51) of the ship moving trolleys (5) are mounted on the piling ship floating body (1), hydraulic rods (52) of the ship moving trolleys (5) are connected with the stern positioning piles (3) through the sliding blocks (53), the positions of the stern positioning piles (3) are unchanged, and the piling ship floating body (1) moves relative to the stern positioning piles (3) under the driving of the contracted ship moving trolleys (5).
8. Use of an offshore photovoltaic piling vessel with a slipping pile driver and a ship moving trolley according to claim 6 or 7, characterized in that the piling vessel floating body (1) is further provided with a compensation control system which is connected with a longitudinal driving motor and a bi-directional driving motor respectively through a frequency converter rectifying module, the longitudinal driving motor and the bi-directional driving motor being controlled by electric control.
9. The method of using an offshore photovoltaic pile-driving vessel having a skidding pile driver and a traveling carriage according to claim 8, wherein the compensation control system has five compensation modes, manual compensation mode, active pressure compensation mode, active position compensation mode, passive pressure compensation mode, passive position compensation mode.

Description

Offshore photovoltaic piling ship with sliding pile driver and ship moving trolley and use method Technical Field The invention relates to the technical field of offshore photovoltaic piling ships, in particular to an offshore photovoltaic piling ship with a sliding pile driver and a ship moving trolley and a use method thereof. Background The existing water photovoltaic piling ship consists of a water floating body, a piling machine and a positioning winch. For example, chinese publication No. CN114960740a, a pile foundation fixed support structure, an offshore floating photovoltaic power plant, and a method for installing an offshore floating photovoltaic power plant using foundation piles. But still has the following problems that (1) the current pile driving ship is used for large pile foundation construction of wind power, bridges and wharf engineering, the scale of a ship body is large, the draft is deep, the pile driving ship is not suitable for shallow sea operation, (2) the positioning mode is low in efficiency, the current positioning mode of the current water pile driving ship is positioning anchor anchoring and positioning, the ship body movement cannot be effectively restrained, the anchor anchoring is required to be matched with a ship for anchoring, the operation efficiency is low, (3) the moving cost in a construction field is high, the current water pile driving ship is moved by pulling the ship in a mode of anchoring an anchor cable after anchoring, 4) the pile sinking precision of the pile foundation is poor, the current water pile driving ship cannot flexibly adjust the position, the pile position centering precision is difficult to control, and (5) the floating state is adjusted after the ship state of the current water pile driving ship operation is adjusted, the current water pile driving ship is generally controlled through ballast water, the requirement on a ballast system is high, and the speed for adjusting the ship state is slow. Disclosure of Invention The invention aims to solve the technical problems of overcoming the defects of the prior art and providing a marine photovoltaic pile driving ship with a sliding pile driver and a ship moving trolley and a use method thereof. The technical scheme of the invention is as follows: the marine photovoltaic piling ship comprises a piling ship floating body, a bow positioning pile and a stern positioning pile which are respectively arranged in front of and behind the piling ship floating body, wherein the piling ship floating body is fixed on a shallow water sea area photovoltaic field where a foundation pile to be driven is located through the bow positioning pile and the stern positioning pile: the ship moving trolley is positioned at two sides of the stern of the floating body of the piling ship and is used for pushing the sliding pile driver to the pile to be driven at the next station and controlling the transverse sliding adjustment of the sliding pile driver; The longitudinal sliding rail assembly is positioned below the ship moving trolley and used for controlling the longitudinal sliding adjustment of the sliding pile driver; The movable ballast is positioned between the ship moving trolleys at the two sides of the stern and is used for acting relatively to the floating body of the piling ship and counteracting the inclined offset caused by different loads when the floating body of the piling ship lifts and sinks the pile, so that the floating body of the piling ship is always kept in a balanced state; and the movable slide rail assembly is positioned below the movable ballast and used for controlling the transverse sliding adjustment of the movable ballast. Preferably, the offshore photovoltaic piling ship comprises the following various states: In the ship position positioning state, the bow positioning pile and the stern positioning pile are pricked into the seabed in the pile sinking process of the foundation pile to be driven, so as to maintain the stability of the floating body of the piling ship; After the foundation pile is driven to form a finished foundation pile, the bow positioning pile is lifted to be higher than the mud surface, a ship moving trolley pushes a pile driving ship floating body to a next station by taking the stern positioning pile as a fulcrum through a hydraulic cylinder, and the bow positioning pile is sunk into the seabed to keep a ship position after the pile driving ship floating body is in place; Centering adjustment state, the sliding pile driver is used for longitudinally trimming and aligning longitudinal coordinates by installing a longitudinal sliding rail assembly below; And in a dynamic balance state, the movable ballast slides transversely and longitudinally through the movable slide rail assembly, moves rapidly along with different driving working conditions of the sliding pile driver, and balances the floating state of the floating body of the pile driving ship. Preferably, the maximu