CN212223882U - Underwater pile stabilizing system for pile sinking of deep water jacket pile - Google Patents
Underwater pile stabilizing system for pile sinking of deep water jacket pile Download PDFInfo
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- CN212223882U CN212223882U CN202020718551.2U CN202020718551U CN212223882U CN 212223882 U CN212223882 U CN 212223882U CN 202020718551 U CN202020718551 U CN 202020718551U CN 212223882 U CN212223882 U CN 212223882U
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Abstract
The utility model discloses a steady pile system under water for deep water jacket stake pile sinking, including winch platform, steady pile platform, a spud pile, four auxiliary piles, control system and gesture monitoring system. The winch platform comprises a winch platform frame, a pile inserting rod and four winches; the winch platform frame is of a tetragonal space truss structure; the pile inserting rod is arranged in the center of the bottom surface of the winch platform frame; the four winches are correspondingly arranged in the middle of the peripheral edge of the top surface of the winch platform frame one by one; the pile stabilizing platform comprises a pile stabilizing platform frame, four floating barrels, a set of positioning pile embracing device, four sets of auxiliary pile embracing devices and four sets of engineering pile positioning mechanisms. The utility model discloses a steady pile system under water, steady pile platform wherein can realize accurately sinking and promoting with the help of the winch on spud pile and the winch platform, reach steady pile purpose to can improve pile sinking precision and pile sinking efficiency of construction.
Description
Technical Field
The utility model relates to a steady stake system under water that is used for deep water jacket stake pile sinking.
Background
At present, when an offshore wind turbine foundation is built, a plurality of engineering piles need to be sunk to the seabed, at the moment, the engineering piles need to be hoisted to pile sinking points through hoisting, and then pile sinking is carried out. In order to ensure that the verticality of a pile body is within 3 per thousand in the process of smoothly inserting the engineering pile into the mud and sinking the pile, a pile stabilizing platform is usually used for stabilizing the engineering pile. At present, offshore wind farms built in China all adopt offshore wind farms, the water depth condition is generally less than 10m, and the supporting structure type is mainly a high pile cap foundation and a single pile foundation. With the development of offshore wind farms, the offshore distances and the water depths of the wind farms are continuously increased, and the conventional offshore infrastructure type is difficult to meet the requirements of deep-sea wind energy development. In the sea area with the water depth of about 30m, the jacket foundation has better economic advantages relatively. Because the pile sinking depth of jacket stake is darker to be close to the deep and open sea gradually, because reasons such as wave current lead to steady stake difficulty, pile sinking precision is difficult to control, often appear the condition of pile sinking failure, the operating expenses are higher.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's defect and provide a steady pile system under water for deep water jacket stake sinking, it can realize the accurate of steady pile platform with the help of the winch on spud pile and the winch platform sinking, reaches steady pile purpose to can improve pile sinking precision and pile sinking efficiency of construction.
The purpose of the utility model is realized like this: an underwater pile stabilizing system for pile sinking of a deep water jacket pile comprises a winch platform, a pile stabilizing platform, a positioning pile, four auxiliary piles, a posture monitoring system and an operation system;
the winch platform comprises a winch platform frame, a pile inserting rod and four winches; the winch platform frame is of a tetragonal space truss structure; the pile inserting rod is arranged in the center of the bottom surface of the winch platform frame; the four winches are correspondingly arranged in the middle of the peripheral edge of the top surface of the winch platform frame one by one;
the pile stabilizing platform comprises a pile stabilizing platform frame, four floating barrels, a set of positioning pile embracing device, four sets of auxiliary pile embracing devices and four sets of engineering pile positioning mechanisms; wherein the content of the first and second substances,
the pile stabilizing platform frame is of a tetragonal space truss structure, and the plane geometric dimension of the pile stabilizing platform frame is larger than that of the winch platform; the top surface and the bottom surface of the center of the pile stabilizing platform frame are provided with a central top panel and a central bottom panel in a one-to-one correspondence manner, and the centers of the central top panel and the central bottom panel are coaxially provided with a positioning pile through hole; the top surfaces and the bottom surfaces of four corners of the pile stabilizing platform frame are also provided with a corner top panel and a corner bottom panel in a one-to-one correspondence manner, and the corner top panel and the corner bottom panel of each corner are respectively and coaxially provided with an auxiliary pile through hole; the middle parts of the peripheral edges of the pile stabilizing platform frame are respectively provided with an engineering pile channel;
four floating barrels are uniformly distributed in the pile stabilizing platform frame, and the lower part of each floating barrel is provided with a water inlet and outlet valve;
the set of positioning pile embracing device comprises two groups of positioning pile clamping blocks; one group of positioning pile clamping blocks is arranged on a central top panel of the pile stabilizing platform frame and is uniformly distributed along the circumference of a positioning pile through hole, and the other group of positioning pile clamping blocks is arranged on a central bottom panel of the pile stabilizing platform frame and is uniformly distributed along the circumference of the positioning pile through hole;
each set of auxiliary pile gripper comprises two sets of auxiliary pile clamping blocks; one group of auxiliary pile clamping blocks in the four sets of auxiliary pile grippers are correspondingly arranged on the four corner top panels one by one and are uniformly distributed along the circumference of the auxiliary pile perforation;
the four engineering pile positioning mechanisms are correspondingly arranged on the top surface of the pile stabilizing platform frame one by one and are uniformly distributed along the circumference of the engineering pile channel;
the attitude monitoring system is arranged on the pile stabilizing platform;
the control system is respectively connected with four winches, water inlet and outlet valves on four floating barrels, a set of positioning pile gripper, four sets of auxiliary pile grippers, four sets of engineering pile positioning mechanisms and a posture monitoring system through signal wires;
the pile stabilizing platform is located on the water surface through four floating barrels, and is initially limited by a set of pile holding devices and positioning piles fixed on the seabed, and is initially limited by four sets of auxiliary pile holding devices and four auxiliary piles fixed on the seabed; the winch platform is arranged at the top of the positioning pile through the pile inserting rod and is connected with the pile stabilizing platform below through cables on four winches, so that the pile stabilizing platform is lowered or lifted along the positioning pile and the four auxiliary piles; when the pile stabilizing platform is lifted to the designed elevation position, the positioning pile is tightly held by one set of positioning pile gripper, and the four auxiliary piles are tightly held by the four sets of auxiliary pile grippers in a one-to-one correspondence manner, so that the pile stabilizing platform is fixed on the positioning pile and the four auxiliary piles.
The underwater pile stabilizing system for pile sinking of the deepwater jacket pile is characterized in that the winch platform further comprises four cable guide wheels, and the four cable guide wheels are correspondingly arranged in the middle of the peripheral side face of the winch platform frame one by one.
The underwater pile stabilizing system for pile sinking of the deep water jacket pile is characterized in that the four corner top panels are respectively provided with a lifting lug.
In the underwater pile stabilizing system for pile sinking of the deep water jacket, each set of positioning pile gripper further comprises two sets of positioning pile clamping rollers, and the two sets of positioning pile clamping rollers are correspondingly arranged on the central top panel and the central bottom panel one by one and are respectively arranged along the positioning pile through holes in a staggered manner with the two sets of positioning pile clamping blocks.
The underwater pile stabilizing system for pile sinking of the deep water jacket pile is characterized in that each set of auxiliary pile gripper further comprises two sets of auxiliary pile clamping roller wheels; a group of auxiliary pile clamping pile rollers in the four sets of auxiliary pile grippers are correspondingly arranged on the four corner top panels one by one and are arranged in a staggered mode with a group of auxiliary pile clamping blocks along the auxiliary pile through holes, and a group of auxiliary pile clamping pile rollers in the four sets of auxiliary pile grippers are correspondingly arranged on the four corner bottom panels one by one and are arranged in a staggered mode with a group of auxiliary pile clamping blocks along the auxiliary pile through holes.
The utility model discloses a steady stake system under water for deep water jacket stake has following characteristics:
1) the underwater pile stabilizing system can realize the pile sinking operation and pile stabilization by separating from the self-elevating platform ship, thereby achieving the purposes of simplifying construction, improving construction quality and reducing construction cost;
2) the pile stabilizing platform in the underwater pile stabilizing system has self-floating property which is very easy to realize, can complete pile holding operation with a positioning pile under the assistance of hoisting equipment, and can realize fixation with the positioning pile and an auxiliary pile;
3) the pile stabilizing platform in the underwater pile stabilizing system can realize accurate sinking and lifting by means of the winch on the winch platform fixed on the positioning pile, so as to achieve the purpose of pile stabilizing, thereby improving the pile sinking precision;
4) the pile stabilizing platform in the underwater pile stabilizing system can be sunk once to pile four engineering piles, so that single piles can be piled, four pile columns of a jacket foundation can be piled, and the pile positions can be accurately positioned;
5) the utility model discloses a steady pile platform and winch platform in steady pile system under water simple structure, and it is convenient to retrieve, are favorable to improving pile sinking operating efficiency.
Drawings
Fig. 1 is a schematic structural view of an underwater pile stabilizing system for deep water jacket pile sinking of the present invention;
fig. 2 is a schematic structural diagram of a winch platform in an underwater pile stabilizing system for deep water jacket pile sinking of the present invention;
fig. 3 is a schematic structural diagram of a pile stabilizing platform in an underwater pile stabilizing system for deep water jacket pile sinking of the present invention;
fig. 4 is a state diagram of a first step of pile sinking operation by using the underwater pile stabilizing system of the present invention;
FIG. 5 is a state diagram of a second step of pile sinking operation by using the underwater pile stabilizing system of the present invention;
fig. 6 is a state diagram of a third step of pile sinking operation by using the underwater pile stabilizing system of the present invention;
fig. 7 is a state diagram of a fourth step of pile sinking operation by using the underwater pile stabilizing system of the present invention;
fig. 8 is a state diagram of a fifth step of pile sinking operation by using the underwater pile stabilizing system of the present invention;
fig. 9 is a state diagram of a sixth step of pile sinking operation by using the underwater pile stabilizing system of the present invention;
fig. 10 is a state diagram of a seventh step of pile sinking operation by using the underwater pile stabilizing system of the present invention;
fig. 11 is a state diagram of step eight of pile sinking operation by using the underwater pile stabilizing system of the present invention;
fig. 12 is a state diagram of a ninth step of pile sinking operation by using the underwater pile stabilizing system of the present invention;
fig. 13 is a state diagram of a tenth step of pile sinking operation by using the underwater pile stabilizing system of the present invention;
fig. 14 is a state diagram of step eleven of pile sinking operation performed by the underwater pile stabilizing system of the present invention;
fig. 15 is a state diagram of a twelfth step of pile sinking operation by using the underwater pile stabilizing system of the present invention.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1 to 3, the underwater pile stabilizing system for deep-water jacket pile sinking of the present invention includes a winch platform 10, a pile stabilizing platform 20, a positioning pile 30, four auxiliary piles 40, an operation system and an attitude monitoring system.
The winch platform 10 comprises a winch platform frame 11, a pile inserting rod 12, four winches 13 and four cable guide wheels 14; the winch platform frame 11 is a tetragonal space truss structure; the pile inserting rod 12 is arranged in the center of the bottom surface of the winch platform frame 11; the four winches 13 are correspondingly arranged in the middle of the peripheral edge of the top surface of the winch platform frame 11 one by one; the four cable guide wheels 14 are correspondingly arranged in the middle of the peripheral side surface of the winch platform frame 11 one by one.
The pile stabilizing platform 20 comprises a pile stabilizing platform frame 21, four floating barrels 22, a set of positioning pile embracing machine, four sets of auxiliary pile embracing machines and four sets of engineering pile positioning mechanisms 27; wherein the content of the first and second substances,
the pile stabilizing platform frame 21 is of a tetragonal space truss structure, and the plane geometric dimension of the pile stabilizing platform frame is larger than that of the winch platform 11; a central top panel and a central bottom panel are correspondingly arranged on the top surface and the bottom surface of the center of the pile stabilizing platform frame 21 one by one, and a positioning pile through hole 211 is coaxially arranged in the centers of the central top panel and the central bottom panel; the top and bottom surfaces of four corners of the pile stabilizing platform frame 21 are also provided with a corner top panel and a corner bottom panel in a one-to-one correspondence manner, and the corner top panel and the corner bottom panel of each corner are respectively provided with an auxiliary pile through hole 212 coaxially; the middle parts of the peripheral edges of the pile stabilizing platform frame 21 are respectively provided with an engineering pile channel 213; the four corner top panels are also respectively provided with a lifting lug 214;
four floating buckets 22 are uniformly distributed in the pile stabilizing platform frame 21, and the lower part of each floating bucket 22 is provided with a water inlet and outlet valve;
the set of positioning pile embracing fixator 23 comprises two sets of positioning pile clamping blocks 231 and two sets of positioning pile clamping rollers 232; one group of the spud clamping blocks 231 is arranged on the central top panel of the pile stabilizing platform frame 21 and is uniformly distributed along the circumference of the spud through hole 211, and the other group of the spud clamping blocks 231 is arranged on the central bottom panel of the pile stabilizing platform frame 21 and is uniformly distributed along the circumference of the spud through hole; the two groups of positioning pile clamping rollers 232 are correspondingly arranged on the central top panel and the central bottom panel one by one and are respectively staggered with the two groups of positioning pile clamping blocks 231 along the positioning pile through holes 211; the positioning pile clamping block 231 and the positioning pile clamping roller 232 are both provided with a horizontal adjusting mechanism; each set of spud clamping blocks 231 is used for clamping the spud 30; each set of spud clamping rollers 232 is used for positioning the pile stabilizing platform 20 with the spud 30.
Each set of auxiliary pile gripper 24 comprises two sets of auxiliary pile clamping blocks 241 and two sets of auxiliary pile clamping rollers 242; one group of auxiliary pile clamping blocks 241 in the four sets of auxiliary pile grippers 24 are correspondingly arranged on the four corner top panels one by one and are uniformly distributed along the circumference of the auxiliary pile through holes 212, and the other group of auxiliary pile clamping blocks 241 in the four sets of auxiliary pile grippers 24 are correspondingly arranged on the four corner bottom panels one by one and are uniformly distributed along the circumference of the auxiliary pile through holes 212; a group of auxiliary pile clamping pile rollers 242 in the four sets of auxiliary pile grippers 24 are correspondingly arranged on the four corner top panels one by one and are staggered with a group of auxiliary pile clamping blocks 241 along the auxiliary pile through holes 212, and a group of auxiliary pile clamping pile rollers 242 in the four sets of auxiliary pile grippers 24 are correspondingly arranged on the four corner bottom panels one by one and are staggered with a group of auxiliary pile clamping blocks 241 along the auxiliary pile through holes 212; the auxiliary pile clamping block 241 and the auxiliary pile clamping roller 242 are both provided with a horizontal adjusting mechanism; each set of auxiliary pile gripping blocks 241 is for gripping an auxiliary pile 40; each set of auxiliary pile clamping rollers 242 is used for positioning the pile stabilizing platform 20 and the auxiliary pile 40;
the four engineering pile positioning mechanisms 25 are correspondingly arranged on the top surface of the pile stabilizing platform frame 21 one by one and are uniformly distributed along the circumference of the engineering pile channel 213; each set of engineering pile positioning mechanism 25 consists of four clamping rollers; the four clamping rollers are respectively provided with a horizontal adjusting mechanism; each set of engineering pile positioning mechanism 25 is used for adjusting the verticality of each engineering pile 50 during pile sinking;
the attitude monitoring system is arranged on the pile stabilizing platform 20, consists of a plurality of attitude sensors and is used for detecting the attitude of the pile stabilizing platform 20 in the whole pile sinking process;
the control system is respectively connected with four winches, water inlet and outlet valves on four floating barrels, a set of positioning pile gripper 23, four sets of auxiliary pile grippers 24, four sets of engineering pile positioning mechanisms 25 and a posture monitoring system through signal lines; the control system detects the attitude information of the pile stabilizing platform 20 according to the attitude monitoring system, and controls the stable lifting and lowering of the pile stabilizing platform 20 and the stability in water.
The pile stabilizing platform 20 is located on the water surface through four floating barrels 22, and the pile stabilizing platform 20 is initially limited by a set of pile holding devices and positioning piles 30 fixed on the seabed, and is initially limited by four sets of auxiliary pile holding devices and four auxiliary piles 40 fixed on the seabed; the winch platform 10 is installed on the top of the positioning pile 30 through the pile inserting rod 12, the winch platform 10 is connected with four lifting lugs 214 on the pile stabilizing platform 20 below through cables on four winches 13, and the pile stabilizing platform 20 is lowered or lifted along the positioning pile 30 and four auxiliary piles 40; when the pile stabilizing platform 20 is lifted to the designed elevation position, the positioning pile 30 is clasped by one set of positioning pile clasper, and the four auxiliary piles 40 are clasped by the four sets of auxiliary pile claspers in a one-to-one correspondence manner, so that the pile stabilizing platform 20 is fixed on the positioning pile 30 and the four auxiliary piles 40.
The utility model discloses a steady pile system under water for deep water jacket stake sinking, steady pile platform wherein has from the buoyancy can, can conveniently reach the assigned position on the surface of water through supplementary boats and ships, it is spacing through one set of spud pile gripper and spud pile, it is spacing through four sets of auxiliary pile grippers and four auxiliary piles, four winches on the winch platform on the spud pile are fixed to the rethread carry out elevating movement along spud pile and four auxiliary piles, can realize the spud pile or take off the stake convenient and fast, realize the effect of steady pile. The pile stabilizing platform and the winch platform have the characteristics of small size, light weight and high flexibility. The pile stabilizing platform can conveniently and quickly realize floating and stable sinking through the floating barrel.
Referring to fig. 4 to 15, the underwater pile stabilizing system for deep-water jacket pile sinking of the present invention includes the following steps:
firstly, a positioning pile is driven by a construction ship, then a pile stabilizing platform 20 is lifted above a positioning pile 30 through a lifting device on the construction ship, then the pile stabilizing platform 20 is lowered, a positioning pile through hole 211 of the pile stabilizing platform 20 is sleeved on the positioning pile 30 and then hooked loosely, the pile stabilizing platform 20 is positioned by the positioning pile 30, and at the moment, four floating buckets 22 in the pile stabilizing platform 20 enable the pile stabilizing platform 20 to float on the water surface due to no water;
step two, the pile stabilizing platform 20 is tightly held and fixed with the positioning piles 30 through a set of positioning pile embracing device 23, then four auxiliary piles 40 are driven by utilizing the four auxiliary pile through holes 212 of the pile stabilizing platform 20, and after the driving of the four auxiliary piles 40 is finished, the positioning pile embracing device 23 is loosened;
thirdly, firstly, installing the winch platform 10 on the top of the positioning pile 30 by using hoisting equipment on the construction vessel, and then connecting the cables 130 on the four winches 13 on the winch platform 10 with the four lifting lugs 214 on the pile stabilizing platform 20 in a one-to-one correspondence manner;
starting four winches 13 on the winch platform 10, and lifting the pile stabilizing platform 20 to be separated from the water surface through cables on the four winches 13, so that the influence of wave current on the pile stabilizing platform 20 in the pile sinking process can be avoided; the control system controls the speed of lowering the cable by each winch 13 according to the attitude information of the pile stabilizing platform 20 detected by the attitude monitoring system so as to ensure that the pile stabilizing platform 20 is stably lifted; after the pile stabilizing platform 20 is lifted to the right position, a set of positioning pile embracing device 23 and four sets of auxiliary pile embracing devices 24 on the pile stabilizing platform 20 are started, so that the pile stabilizing platform 20, the positioning piles 30 and the four auxiliary piles 40 are fixed, and the four winches 13 are stopped;
step five, firstly, hoisting a first engineering pile 50 into an engineering pile channel 213 by using hoisting equipment on a construction ship, then hammering and sinking the first engineering pile 50 by using piling equipment on the construction ship, and adjusting the verticality of the first engineering pile 50 in the hammering and sinking process by using an engineering pile positioning mechanism 27, corresponding to the engineering pile channel 213, on the pile stabilizing platform 20;
step six, when the alternate driving 5A on the first engineering pile 50 reaches the pile stabilizing platform 20, the driving equipment stops hammering and prepares to descend the pile stabilizing platform 20;
step seven, firstly, removing one set of positioning pile embracing device 23 and four sets of auxiliary pile embracing devices 24 on the pile stabilizing platform 20 to loosen the pile stabilizing platform 20, the positioning piles 30 and the four auxiliary piles 40, simultaneously, starting four winches 13 to descend the pile stabilizing platform 20, and controlling the speed of lowering the cable 130 by each winch 13 according to the posture information of the pile stabilizing platform 20 detected by the posture monitoring system by the control system so as to ensure that the pile stabilizing platform 20 descends stably; simultaneously opening water inlet and outlet valves of four floating barrels 22 in the pile stabilizing platform 20 to enable the four floating barrels 22 to enter water so as to remove buoyancy of the four floating barrels 22 and enable the pile stabilizing platform 20 to enter water, and after the pile stabilizing platform 20 descends to a proper position, re-opening a set of positioning pile embracing device 23 and four sets of auxiliary pile embracing devices 24 on the pile stabilizing platform 20 to enable the pile stabilizing platform 20 to be fixed with the positioning piles 30 and the four auxiliary piles 40;
step eight, with the aid of the pile stabilizing platform 20, pile driving equipment on the construction ship continues pile sinking operation of the first engineering pile 50 until the first engineering pile 50 is hammered to the designed elevation;
step nine, repeating the step four to the step eight, and sequentially completing pile sinking operation of the rest three engineering piles;
step ten, removing one set of positioning pile embracing device 23 and four sets of auxiliary pile embracing devices 24 on the pile stabilizing platform 20, loosening the pile stabilizing platform 20, the positioning piles 30 and the four auxiliary piles 40, simultaneously, starting the four winches 13, and lifting the pile stabilizing platform 20 to be away from the water surface; after the seawater in the four floating buckets 22 is discharged, the water inlet and outlet valves of the four floating buckets 22 are closed;
step eleven, lowering the pile stabilizing platform 20 to the water surface, floating the pile stabilizing platform 20 on the water surface under the action of the four floating barrels 22, and untying the cables 130 connected with the pile stabilizing platform 20 on the four winches 13;
and step twelve, sequentially dismantling the winch platform 10, the pile stabilizing platform 20, the positioning pile 30 and the auxiliary pile 40, and finishing construction.
And step one and step eleven are carried out, the control system detects the attitude information of the pile stabilizing platform 20 according to the attitude monitoring system, and controls the stable lifting and lowering of the pile stabilizing platform 20 and the stability in water.
The above embodiments are provided only for the purpose of illustration, not for the limitation of the present invention, and those skilled in the relevant art can make various changes or modifications without departing from the spirit and scope of the present invention, therefore, all equivalent technical solutions should also belong to the scope of the present invention, and should be defined by the claims.
Claims (5)
1. An underwater pile stabilizing system for a deepwater jacket pile comprises a winch platform, a pile stabilizing platform, a positioning pile, four auxiliary piles, a posture monitoring system and an operation system; it is characterized in that the preparation method is characterized in that,
the winch platform comprises a winch platform frame, a pile inserting rod and four winches; the winch platform frame is of a tetragonal space truss structure; the pile inserting rod is arranged in the center of the bottom surface of the winch platform frame; the four winches are correspondingly arranged in the middle of the peripheral edge of the top surface of the winch platform frame one by one;
the pile stabilizing platform comprises a pile stabilizing platform frame, four floating barrels, a set of positioning pile embracing device, four sets of auxiliary pile embracing devices and four sets of engineering pile positioning mechanisms; wherein the content of the first and second substances,
the pile stabilizing platform frame is of a tetragonal space truss structure, and the plane geometric dimension of the pile stabilizing platform frame is larger than that of the winch platform; the top surface and the bottom surface of the center of the pile stabilizing platform frame are provided with a central top panel and a central bottom panel in a one-to-one correspondence manner, and the centers of the central top panel and the central bottom panel are coaxially provided with a positioning pile through hole; the top surfaces and the bottom surfaces of four corners of the pile stabilizing platform frame are also provided with a corner top panel and a corner bottom panel in a one-to-one correspondence manner, and the corner top panel and the corner bottom panel of each corner are respectively and coaxially provided with an auxiliary pile through hole; the middle parts of the peripheral edges of the pile stabilizing platform frame are respectively provided with an engineering pile channel;
four floating barrels are uniformly distributed in the pile stabilizing platform frame, and the lower part of each floating barrel is provided with a water inlet and outlet valve;
the set of positioning pile embracing device comprises two groups of positioning pile clamping blocks; one group of positioning pile clamping blocks is arranged on a central top panel of the pile stabilizing platform frame and is uniformly distributed along the circumference of a positioning pile through hole, and the other group of positioning pile clamping blocks is arranged on a central bottom panel of the pile stabilizing platform frame and is uniformly distributed along the circumference of the positioning pile through hole;
each set of auxiliary pile gripper comprises two sets of auxiliary pile clamping blocks; one group of auxiliary pile clamping blocks in the four sets of auxiliary pile grippers are correspondingly arranged on the four corner top panels one by one and are uniformly distributed along the circumference of the auxiliary pile perforation;
the four engineering pile positioning mechanisms are correspondingly arranged on the top surface of the pile stabilizing platform frame one by one and are uniformly distributed along the circumference of the engineering pile channel;
the attitude monitoring system is arranged on the pile stabilizing platform;
the control system is respectively connected with four winches, water inlet and outlet valves on four floating barrels, a set of positioning pile gripper, four sets of auxiliary pile grippers, four sets of engineering pile positioning mechanisms and a posture monitoring system through signal wires;
the pile stabilizing platform is located on the water surface through four floating barrels, and is initially limited by a set of pile holding devices and positioning piles fixed on the seabed, and is initially limited by four sets of auxiliary pile holding devices and four auxiliary piles fixed on the seabed; the winch platform is arranged at the top of the positioning pile through the pile inserting rod and is connected with the pile stabilizing platform below through cables on four winches, so that the pile stabilizing platform is lowered or lifted along the positioning pile and the four auxiliary piles; when the pile stabilizing platform is lifted to the designed elevation position, the positioning pile is tightly held by one set of positioning pile gripper, and the four auxiliary piles are tightly held by the four sets of auxiliary pile grippers in a one-to-one correspondence manner, so that the pile stabilizing platform is fixed on the positioning pile and the four auxiliary piles.
2. The underwater pile stabilization system for deep water jacket piles of claim 1, wherein the winch platform further comprises four cable guide wheels installed in a one-to-one correspondence to the circumferential side middle of the winch platform frame.
3. The underwater pile stabilizing system for the deep water jacket pile according to claim 1, wherein a lifting lug is further provided on each of the four corner top panels.
4. The underwater pile stabilization system for deep water jacket piles according to claim 1, wherein each set of spud grippers further comprises two sets of spud gripper rollers mounted one-to-one on the central top panel and on the central bottom panel and each staggered with the two sets of spud gripper blocks along the spud perforations.
5. The underwater pile stabilization system for deep water jacket piles according to claim 1, wherein each set of auxiliary pile grippers further comprises two sets of auxiliary pile gripping rollers; a group of auxiliary pile clamping pile rollers in the four sets of auxiliary pile grippers are correspondingly arranged on the four corner top panels one by one and are arranged in a staggered mode with a group of auxiliary pile clamping blocks along the auxiliary pile through holes, and a group of auxiliary pile clamping pile rollers in the four sets of auxiliary pile grippers are correspondingly arranged on the four corner bottom panels one by one and are arranged in a staggered mode with a group of auxiliary pile clamping blocks along the auxiliary pile through holes.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020718551.2U CN212223882U (en) | 2020-04-30 | 2020-04-30 | Underwater pile stabilizing system for pile sinking of deep water jacket pile |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020718551.2U CN212223882U (en) | 2020-04-30 | 2020-04-30 | Underwater pile stabilizing system for pile sinking of deep water jacket pile |
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