CN116971377A - Movable multi-pile mounting rack and construction method - Google Patents
Movable multi-pile mounting rack and construction method Download PDFInfo
- Publication number
- CN116971377A CN116971377A CN202210454426.9A CN202210454426A CN116971377A CN 116971377 A CN116971377 A CN 116971377A CN 202210454426 A CN202210454426 A CN 202210454426A CN 116971377 A CN116971377 A CN 116971377A
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- China
- Prior art keywords
- pile
- platform
- arm
- counterweight
- lifting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010276 construction Methods 0.000 title claims abstract description 24
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- 238000003466 welding Methods 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 2
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 2
- 241001330002 Bambuseae Species 0.000 claims description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 2
- 239000011425 bamboo Substances 0.000 claims description 2
- 238000004873 anchoring Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/52—Submerged foundations, i.e. submerged in open water
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/24—Prefabricated piles
- E02D5/28—Prefabricated piles made of steel or other metals
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/24—Prefabricated piles
- E02D5/28—Prefabricated piles made of steel or other metals
- E02D5/285—Prefabricated piles made of steel or other metals tubular, e.g. prefabricated from sheet pile elements
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
- E02D7/02—Placing by driving
- E02D7/06—Power-driven drivers
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
- E02D7/02—Placing by driving
- E02D7/06—Power-driven drivers
- E02D7/14—Components for drivers inasmuch as not specially for a specific driver construction
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
- E02D7/02—Placing by driving
- E02D7/06—Power-driven drivers
- E02D7/14—Components for drivers inasmuch as not specially for a specific driver construction
- E02D7/16—Scaffolds or supports for drivers
Abstract
The application discloses a movable multi-pile mounting frame and a construction method, wherein the movable multi-pile mounting frame comprises a pile driving frame and a positioning base plate, the pile driving frame consists of a platform, pile legs, a central tower, a rotary chassis, a lifting arm, a rotary arm, a counterweight pull rod and a counterweight arm, the positioning base plate consists of a suction cylinder, a pile leg guide post, a truss and a pile stabilizing sleeve, the pile legs are arranged at the end corners of the platform, the central tower is arranged in the middle of the platform through the rotary chassis, the pile legs are respectively connected with the lifting arm and the counterweight arm arranged on the rotary chassis through the counterweight pull rod and the rotary arm, the pile legs are inserted into the pile leg guide posts, the suction cylinder is arranged at the bottom of the pile leg guide post, the multi-pile mounting is realized through the cooperation of the pile driving frame with the positioning base plate, the pile unloading, the overturning, the inserting, the vertical pile and the piling, after the construction of one machine position is completed, the use of a floating crane and large floating crane resource is reduced, the cost is effectively reduced, and the construction period is shortened.
Description
Technical Field
The application relates to the technical field of offshore piling positioning, in particular to a movable multi-pile mounting frame and a construction method.
Background
The ocean platform engineering is a vital link in the development of petroleum gas and offshore wind power, the pile foundation is a main foundation form of the ocean platform at present, the steel pipe pile foundation of the offshore structure has the outstanding characteristics of large pile diameter, multiple piles and long pile body, and the pile foundation construction is an indispensable procedure in the construction and installation of the ocean platform. At present, the pile foundation construction generally adopts a floating crane ship for installation operation, and a large floating crane is required to be used for installation and migration of a positioning frame, so that the construction period is long and the construction cost is high.
Disclosure of Invention
In order to make up for the defects of the prior art, the application provides a movable multi-pile mounting frame and a construction method.
The application is realized by the following technical scheme:
a removable multi-stake mounting bracket comprising: a pile driving frame, a positioning base plate,
the pile driving frame consists of a platform, pile legs, a central tower, a rotary chassis, a lifting arm, a rotary arm, a counterweight pull rod and a counterweight arm,
the platform is of a steel box body structure, the 4 end corners of the platform are provided with pile legs through pin shafts, the center of the platform is provided with a bottom connecting column, the bottom connecting column is provided with a rotary chassis through bearings, the bottom of the rotary chassis is annularly provided with rollers which are contacted with the platform, two sides of the rotary chassis are respectively connected with a lifting arm and a counterweight arm through hinges,
the top of the bottom connecting column is connected with the bottom of the central tower through welding, the top of the central tower is connected with the bottom of the top connecting column through welding, a chain ring is installed on the top connecting column through a bearing, a counterweight pull rod and a rotating arm are respectively hinged to two sides of the chain ring, the bottom of the counterweight pull rod is hinged to one end, away from the rotating chassis, of the counterweight arm, a counterweight water tank is connected to one end, away from the rotating chassis, of the counterweight arm through a steel cable, a pull rod is hinged to one end, away from the chain ring, of the rotating arm, one end, away from the rotating arm, of the pull rod is hinged to the lifting arm, and a lifting hook is installed on the lifting arm through a cable matched with a pulley block;
the positioning base plate consists of a suction cylinder, a pile leg guide column, a truss and a pile stabilizing sleeve, the pile leg is inserted into the pile leg guide column, the suction cylinder is arranged at the bottom of the pile leg guide column, a reinforcing rib plate is arranged at the joint of the top of the suction cylinder and the pile leg guide column, the pile leg guide column is connected through the truss in a welded mode, and the pile stabilizing sleeve is connected with the 4 end corners of the truss in a welded mode.
Preferably, pile stabilizing grooves are formed in the outer sides of the 4 end angles of the platform.
Preferably, a crane slewing drive system for driving the rotary chassis is arranged on the platform.
Preferably, a lifting system for adjusting the amplitude of the lifting arm is arranged on the rotary chassis.
A construction method of a movable multi-pile mounting frame comprises the following steps:
step S1: respectively transporting a pile driving frame and a positioning frame base plate to a construction sea area, making a cantilever Liang Gongzhuang by a pile driving frame transport ship at a stern, lifting and lowering the positioning base plate, aligning a pile driving frame transport ship anchor with the positioning base plate after the suction cylinder is penetrated, lowering the pile leg into the pile leg guide column, welding and fixing, and anchoring the pile driving frame transport ship anchor to one side of the installation frame;
step S2: the steel pile transport ship is laterally leaned against the pile driving frame transport ship and is positioned in the middle of the mounting frame and the transport ship, the crane slewing driving system is adjusted to enable the crane boom to be positioned above the steel pile, the lifting hook is lowered to enable a cable connected with the lifting hook to be hooked with the steel pile lifting lug, and the pile is lifted and unloaded;
step S3: after the steel pile is lifted, the transport ship is evacuated, the lifting system and the counterweight arm are adjusted, the steel pile turns over to be in a vertical state, the crane rotation driving system is adjusted until the crane arm is aligned with the pile stabilizing groove, and pile erecting operation is carried out;
step S4: the pile driving frame lifts the pile driving hammer to pile, after the construction of this machine position is completed, will move this mounting bracket, pile driving frame transport ship windlass, the stern portion cantilever beam inserts the platform bottom, pulls out the round pin axle between platform and the spud leg, the suction section of thick bamboo is jacked to above the mud face, the round pin axle is fixed again between platform and the spud leg, and it is fixed with transport ship ligature to pile driving frame, and the mounting bracket shifts, carries out next machine position operation.
The application adopts the technical proposal, and compared with the prior art, the application has the following beneficial effects:
the movable multi-pile mounting rack realizes offshore positioning, pile unloading, overturning, inserting, pile erecting and piling functions through the pile driving rack matched positioning base plate, realizes multi-pile mounting, can be directly moved to the next machine after one-machine construction is completed, reduces the use of floating crane vessels and large floating crane resources, effectively reduces the cost and shortens the construction period.
Additional aspects and advantages of the application will be set forth in part in the description which follows, or may be learned by practice of the application.
Drawings
The foregoing and/or additional aspects and advantages of the application will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic diagram of the overall structure of the present application;
FIG. 2 is a top view of a pile driving frame according to the present application;
FIG. 3 is a top view of the positioning substrate of the present application.
Wherein, the corresponding relation between the reference numerals and the components in the figures 1-3 is as follows:
1. a platform; 2. a pile leg; 3. a center tower; 4. rotating the chassis; 5. a chain ring; 6. a boom; 7. a lifting hook; 8. a pull rod; 9. a rotating arm; 10. a counterweight pull rod; 11. a counterweight arm; 12. a counterweight water tank; 13. a suction cylinder; 14. pile leg guide posts; 15. truss; 16. pile stabilizing sleeve; 17. pile stabilizing grooves; 18. a bottom connecting column; 19. and a top connecting column.
Detailed Description
In order that the above-recited objects, features and advantages of the present application will be more clearly understood, a more particular description of the application will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, without conflict, the embodiments of the present application and features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced otherwise than as described herein, and therefore the scope of the present application is not limited to the specific embodiments disclosed below.
A movable multi-stake mounting bracket according to an embodiment of the present application will be described in detail with reference to fig. 1-3.
As shown in fig. 1-3, a movable multi-stake mounting bracket includes: the pile driving frame consists of a platform 1, pile legs 2, a central tower 3, a rotary chassis 4, a crane boom 6, a rotary arm 9, a counterweight pull rod 10 and a counterweight arm 11, wherein the platform 1 is of a steel box structure, the pile legs 2 are installed at 4 end angles of the platform 1 through pin shafts, pile stabilizing grooves 17 are arranged on the outer sides of the 4 end angles of the platform 1, a bottom connecting column 18 is arranged at the center of the platform 1, the rotary chassis 4 is installed on the bottom connecting column 18 through bearings, rollers in contact with the platform 1 are annularly arranged at the bottom of the rotary chassis 4, the crane boom 6 and the counterweight arm 11 are respectively connected to two sides of the rotary chassis 4 through hinges, a crane slewing drive system for driving the rotary chassis 4 is arranged on the platform 1, a lifting system for adjusting the amplitude of the crane boom 6 is arranged on the rotary chassis 4, the top of the bottom connecting column 18 is connected with the bottom of the central tower 3 through welding, the top of the central tower 3 is connected with the bottom of a top connecting column 19 through a bearing, a chain link 5 is respectively hinged to two sides of the chain link 5, the counterweight pull rod 10 and the counterweight 9 are respectively connected with one end of the rotary chassis 4 far away from the rotary boom 6 through a wire rope, which is far away from one end of the rotary boom 8 of the rotary boom 11, which is far away from one end of the rotary boom 6 is connected with the rotary boom 6 through a hinge pulley block 8, and is far away from one end of the counterweight rope 8; the positioning base plate consists of a suction cylinder 13, a pile leg guide column 14, a truss 15 and a pile stabilizing sleeve 16, wherein the pile leg 2 is inserted into the pile leg guide column 14, the suction cylinder 13 is arranged at the bottom of the pile leg guide column 14, a reinforcing rib plate is arranged at the joint of the top of the suction cylinder 13 and the pile leg guide column 14, the pile leg guide column 14 is welded and connected through the truss 15, and the pile stabilizing sleeve 16 is welded and connected at 4 end corners of the truss 15.
A movable multi-pile mounting rack and a construction method thereof are provided:
respectively transporting the pile driving frame and the positioning frame base plate to a construction sea area, making a cantilever Liang Gongzhuang by a pile driving frame transport ship at a stern, lifting and lowering the positioning base plate, aligning a pile driving frame transport ship anchor with the positioning base plate after the suction cylinder 13 is penetrated, lowering the pile leg 2 into the pile leg guide column 14, welding and fixing, and anchoring the pile driving frame transport ship anchor to one side of the installation frame;
the steel pile transport ship is laterally leaned against the pile driving frame transport ship and is positioned in the middle of the mounting frame and the transport ship, the crane slewing drive system is adjusted to enable the crane boom 6 to be positioned above the steel pile, the lifting hook 7 is lowered to enable a cable connected with the lifting hook 7 to be hooked with the steel pile lifting lug, and the pile is lifted and unloaded;
after the steel pile is lifted, the transport ship is evacuated, the lifting system and the counterweight system are regulated, the steel pile is turned over to be in a vertical state, the crane slewing drive system is regulated until the crane arm 6 is aligned with the pile stabilizing groove 17, and the pile erecting operation is carried out;
after the construction of the machine position is completed, the mounting frame is moved, the pile driving frame transport ship is anchored, the stern cantilever beam is inserted into the bottom of the platform, the pin shaft between the platform 1 and the pile leg 2 is pulled out, the suction cylinder 13 is lifted to above the mud surface, the pin shaft between the platform 1 and the pile leg 2 is fixed again, the pile driving frame and the transport ship are bound and fixed, and the mounting frame is moved to carry out the next machine position operation.
The above is only a preferred embodiment of the present application, and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (5)
1. A removable multi-stake mounting bracket, comprising: a pile driving frame, a positioning base plate,
the pile driving frame consists of a platform (1), pile legs (2), a central tower (3), a rotary chassis (4), a lifting arm (6), a rotary arm (9), a counterweight pull rod (10) and a counterweight arm (11),
the platform (1) is of a steel box body structure, 4 end corners of the platform (1) are provided with pile legs (2) through pin shafts, the center of the platform (1) is provided with a bottom connecting column (18), the bottom connecting column (18) is provided with a rotary chassis (4) through bearings, the bottom of the rotary chassis (4) is annularly provided with rollers which are contacted with the platform (1), two sides of the rotary chassis (4) are respectively connected with a lifting arm (6) and a counterweight arm (11) through hinges,
the top of the bottom connecting column (18) is connected with the bottom of the center tower (3) through welding, the top of the center tower (3) is connected with the bottom of the top connecting column (19) through welding, a chain ring (5) is installed on the top connecting column (19) through a bearing, a counterweight pull rod (10) and a rotating arm (9) are respectively hinged to two sides of the chain ring (5), the bottom of the counterweight pull rod (10) is hinged to one end, far away from the rotating chassis (4), of the counterweight arm (11), a counterweight water tank (12) is connected to one end, far away from the rotating chassis (4), of the rotating arm (9) through a steel cable, a pull rod (8) is hinged to one end, far away from the rotating arm (9), of the lifting arm (6) is hinged to the lifting hook (7) through a cable with a matched pulley block;
the positioning base plate is composed of a suction cylinder (13), a pile leg guide column (14), a truss (15) and a pile stabilizing sleeve (16), the pile leg (2) is inserted into the pile leg guide column (14), the suction cylinder (13) is installed at the bottom of the pile leg guide column (14), reinforcing ribs are arranged at the joint of the top of the suction cylinder (13) and the pile leg guide column (14), the pile leg guide column (14) is connected through the truss (15) in a welding mode, and the pile stabilizing sleeve (16) is connected with the 4 end corners of the truss (15) in a welding mode.
2. A movable multi-pile mounting frame according to claim 1, characterized in that pile stabilizing grooves (17) are arranged on the outer sides of the 4 end corners of the platform (1).
3. A movable multi-pile mounting according to claim 1, characterised in that the platform (1) is provided with a crane slewing drive system for driving the rotating chassis (4).
4. A movable multi-pile mounting according to claim 1, characterised in that the swivel chassis (4) is provided with a lifting system for adjusting the amplitude of the boom (6).
5. A construction method of a movable multi-pile mounting frame, which adopts the movable multi-pile mounting frame as claimed in claims 1-4, and is characterized in that: the construction method of the movable multi-pile mounting frame comprises the following steps:
step S1: respectively transporting a pile driving frame and a positioning frame base plate to a construction sea area, making a cantilever Liang Gongzhuang by a pile driving frame transport ship at a stern, lifting and lowering the positioning base plate, aligning a pile driving frame transport ship anchor with the positioning base plate after the suction cylinder (13) is penetrated, lowering the pile leg (2) into the pile leg guide column (14) and welding and fixing the pile driving frame transport ship anchor to one side of the installation frame;
step S2: the steel pile transport ship is laterally leaned against the pile driving frame transport ship and is positioned in the middle of the mounting frame and the transport ship, the crane slewing driving system is adjusted to enable the lifting arm (6) to be positioned above the steel pile, the lifting hook (7) is lowered to enable a cable connected with the lifting hook (7) to be hooked with the lifting lug of the steel pile, and the pile is lifted and unloaded;
step S3: after the steel pile is lifted, the transport ship is evacuated, the lifting system and the counterweight arm (11) are regulated, the steel pile is turned over to be in a vertical state, and the crane rotation driving system is regulated until the lifting arm (6) is aligned with the pile stabilizing groove (17), so that pile inserting and pile erecting operation is performed;
step S4: the pile driving frame lifts by crane the pile driving hammer, piles the operation, after this machine position construction is accomplished, will move this mounting bracket, pile driving frame transport ship windlass, and the stern portion cantilever beam inserts the platform bottom, pulls out round pin axle between platform (1) and spud leg (2), suction section of thick bamboo (13) jack-up to above the mud face, the round pin axle is fixed once more between platform (1) and spud leg (2), and with pile driving frame and transport ship ligature fixed, the mounting bracket shifts, carries out next machine position operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210454426.9A CN116971377A (en) | 2022-04-24 | 2022-04-24 | Movable multi-pile mounting rack and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210454426.9A CN116971377A (en) | 2022-04-24 | 2022-04-24 | Movable multi-pile mounting rack and construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116971377A true CN116971377A (en) | 2023-10-31 |
Family
ID=88470032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210454426.9A Pending CN116971377A (en) | 2022-04-24 | 2022-04-24 | Movable multi-pile mounting rack and construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116971377A (en) |
-
2022
- 2022-04-24 CN CN202210454426.9A patent/CN116971377A/en active Pending
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