CN114872861B - Construction method for reinforcing structure under self-elevating wind power platform suspension arm shelf - Google Patents
Construction method for reinforcing structure under self-elevating wind power platform suspension arm shelf Download PDFInfo
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- CN114872861B CN114872861B CN202210702456.7A CN202210702456A CN114872861B CN 114872861 B CN114872861 B CN 114872861B CN 202210702456 A CN202210702456 A CN 202210702456A CN 114872861 B CN114872861 B CN 114872861B
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- reinforcing plate
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- transverse reinforcing
- welding
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 169
- 238000010276 construction Methods 0.000 title claims abstract description 25
- 239000000725 suspension Substances 0.000 title claims abstract description 17
- 238000003466 welding Methods 0.000 claims abstract description 29
- 238000000034 method Methods 0.000 claims description 3
- 230000035515 penetration Effects 0.000 claims description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 8
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 8
- 241001330002 Bambuseae Species 0.000 abstract description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 8
- 239000011425 bamboo Substances 0.000 abstract description 8
- 241000446313 Lamella Species 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 11
- 239000003351 stiffener Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B73/00—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms
- B63B73/20—Building or assembling prefabricated vessel modules or parts other than hull blocks, e.g. engine rooms, rudders, propellers, superstructures, berths, holds or tanks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B73/00—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms
- B63B73/40—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms characterised by joining methods
- B63B73/43—Welding, e.g. laser welding
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/727—Offshore wind turbines
Abstract
The invention relates to the technical field of ship construction, and discloses a construction method of a reinforcing structure under a suspension arm shelf of a self-elevating wind power platform.A transverse reinforcing plate and a transverse reinforcing plate are designed into continuous transverse reinforcing plates which are integrally formed, an inner longitudinal reinforcing plate and an outer longitudinal reinforcing plate are designed into continuous longitudinal reinforcing plates which are integrally formed, and a cylinder body is split into four cylinder sections; when the construction, insert earlier horizontal reinforcing plate and establish and fix on vertical reinforcing plate, make horizontal reinforcing plate and vertical reinforcing plate vertical cross arrangement form four installing zones, then with horizontal reinforcing plate and vertical reinforcing plate respectively with ship planking and deck welding, install four section of thick bamboo lamella bodies respectively after that and fix in the installing zone of difference, at last with section of thick bamboo lamella respectively with ship planking and deck welding, the welding of whole work progress is all not hindered, it is convenient to be under construction, need not to set up a plurality of fabrication holes on the barrel, construction efficiency is improved, the integrality of the structure of barrel has been ensured.
Description
Technical Field
The invention relates to the technical field of ship construction, in particular to a construction method of a reinforcing structure under a suspension arm shelf of a self-elevating wind power platform.
Background
The main equipment of the self-elevating wind power installation platform is a full-revolving crane installed at the tail part of the platform, a suspension arm of the self-elevating wind power installation platform extends to the head part of a platform main body, a suspension arm shelf is arranged at the head part of the platform main body, the suspension arm is placed on the shelf under the condition that the crane does not need to work, the suspension arm shelf is generally of a truss structure and consists of a plurality of round pipes with larger diameters, four or more foot points generally fall on a deck of the platform main body, and due to the fact that the suspension arm is heavy, corresponding reinforcing structures are needed to be arranged in the local area of the deck of a supporting point of the shelf and below the deck so as to meet the load requirement.
As shown in fig. 1, the boom shelf lower reinforcing structure mainly includes a cylinder 1, an inner transverse reinforcing plate 21, an outer transverse reinforcing plate 22, an inner longitudinal reinforcing plate 31 and an outer longitudinal reinforcing plate 32, the top of these structures is connected to the deck 5 at an angle, the bottom of these structures is connected to the outer ship plate 6 at an angle, forming a closed space, because the cylinder 1 is a continuous structure, the inner transverse reinforcing plate 21 and the outer transverse reinforcing plate 22 are disconnected due to the arrangement of the cylinder 1, the outer longitudinal reinforcing plate 32 and the inner longitudinal reinforcing plate 31 are disconnected due to the arrangement of the cylinder 1, and the inner longitudinal reinforcing plate 31, the outer longitudinal reinforcing plate 32, the inner transverse reinforcing plate 21 and the outer transverse reinforcing plate 22 are respectively connected to the cylinder 1 at an angle, when building, the cylinder 1, the inner transverse reinforcing plate 21 and the inner longitudinal reinforcing plate 31 are first made into a whole, then the whole formed by the cylinder 1, the inner transverse reinforcing plate 21 and the inner longitudinal reinforcing plate 31 are welded to the deck 5 and the outer ship plate 6, however, because the space in the cylinder 1 is narrow, personnel cannot enter the interior of the cylinder 1, and the longitudinal reinforcing plate 31 and the internal reinforcing plate 31 cannot be welded to the cylinder 1, and the internal reinforcing plate 31, and the cylinder 1 cannot be welded to the cylinder 1, and the cylinder 1 can not be welded to the cylinder 1, thereby the cylinder 1 can not be constructed more efficiently.
Disclosure of Invention
The invention aims to provide a construction method of a reinforcing structure under a self-elevating wind power platform suspension arm shelf, which is simple and convenient to construct and does not need to form a plurality of fabrication holes on a cylinder.
In order to achieve the purpose, the invention provides a construction method of a reinforcing structure under a suspension arm shelf of a self-elevating wind power platform, which comprises the following steps:
s1: in the design stage, the outer transverse reinforcing plate and the inner transverse reinforcing plate are designed to be integrally formed to form a transverse reinforcing plate, the outer longitudinal reinforcing plate and the inner longitudinal reinforcing plate are designed to be integrally formed to form a longitudinal reinforcing plate, and then the transverse reinforcing plate and the longitudinal reinforcing plate are manufactured and formed;
s2: in the design stage, the cylinder body is equally divided into four cylinder valve bodies around the axis of the cylinder body, a gap for the transverse reinforcing plate or the longitudinal reinforcing plate to pass through is arranged between the adjacent cylinder valve bodies, and then the cylinder valve bodies are manufactured and molded;
s3: inserting and fixing the transverse reinforcing plate on the longitudinal reinforcing plate, wherein the transverse reinforcing plate and the longitudinal reinforcing plate are vertically crossed to form four mounting areas;
s4: respectively welding and fixing the bottom of the transverse reinforcing plate and the bottom of the longitudinal reinforcing plate with a deck, and respectively welding and fixing the top of the transverse reinforcing plate and the top of the longitudinal reinforcing plate with an outboard plate;
s5: arranging the cylindrical valve body in the installation area, fixedly welding one end of the cylindrical valve body with the transverse reinforcing plate of the installation area, fixedly welding the other end of the cylindrical valve body with the longitudinal reinforcing plate of the installation area, and repeatedly fixing the four cylindrical valves in different installation areas;
s6: and welding and fixing the top of the cylindrical valve with an outboard plate, and welding and fixing the bottom of the cylindrical valve with a deck.
As a preferable scheme of the present invention, in S5, two gasket strips are arranged on the inner side of the cylindrical valve body, the two gasket strips are respectively connected to two ends of the cylindrical valve body, and two ends of the cylindrical valve body are respectively provided with a 45 ° bevel.
As a preferable scheme of the invention, an arc-shaped gasket is connected between the two gasket strips, and the radian of the arc-shaped gasket is matched with the radian of the cylindrical valve body.
As a preferable aspect of the present invention, the weld between the cylindrical lobe body and the transverse reinforcing plate or the longitudinal reinforcing plate is a full penetration fillet weld.
As a preferred scheme of the present invention, in S3, the longitudinal reinforcing plate is first divided into two longitudinal sub-plates, then the transverse reinforcing plate is inserted between the two longitudinal sub-plates, and finally the transverse reinforcing plate is welded and fixed with the two longitudinal sub-plates, so that the transverse reinforcing plate is inserted and fixed on the longitudinal reinforcing plate.
Compared with the prior art, the construction method of the reinforcing structure under the suspension arm shelf of the self-elevating wind power platform has the following beneficial effects: the inner transverse reinforcing plate and the outer transverse reinforcing plate are designed into continuous integrally-formed transverse reinforcing plates, the inner longitudinal reinforcing plate and the outer longitudinal reinforcing plate are designed into continuous integrally-formed longitudinal reinforcing plates, and a barrel is split into four barrel valve bodies; when the construction, insert earlier horizontal reinforcing plate and establish and fix on vertical reinforcing plate, make horizontal reinforcing plate and vertical reinforcing plate vertical cross arrangement form four installing zones, then with horizontal reinforcing plate and vertical reinforcing plate respectively with ship planking and deck welding, install four section of thick bamboo lamella bodies respectively after that and fix in the installing zone of difference, at last with section of thick bamboo lamella respectively with ship planking and deck welding, the welding of whole work progress is all not hindered, it is convenient to be under construction, need not to set up a plurality of fabrication holes on the barrel, construction efficiency is improved, the integrality of the structure of barrel has been ensured.
Drawings
FIG. 1 is a structural diagram of a reinforcing structure under a rack of a boom of a conventional self-elevating wind power platform;
FIG. 2 is a view showing a structure of a connection between a lateral reinforcing plate and a longitudinal reinforcing plate according to the present invention;
FIG. 3 is a view showing the connection structure of the gasket strip and the arc-shaped gasket of the present invention;
FIG. 4 is a block diagram of the cartridge body of the present invention disposed within the mounting area;
FIG. 5 is a block diagram of the cartridge body of the present invention;
in the figure, 1, a cylinder; 11. a cylindrical valve body; 2. a transverse reinforcement plate; 21. an inner transverse stiffener; 22. an outer transverse stiffener; 3. a longitudinal reinforcing plate; 31. an inner longitudinal stiffener; 32. an outer longitudinal stiffener; 4. a mounting area; 41. a gasket strip; 42. an arc-shaped liner; 5. a deck; 6. and (4) outboard plates.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, it should be understood that the present invention adopts the orientations or positional relationships indicated by the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. based on the orientations or positional relationships shown in the drawings, only for convenience of description and simplification of description, but not for indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 2 to 5, a construction method of a reinforcing structure under a shelf of a boom of a self-elevating wind power platform according to a preferred embodiment of the present invention includes the following steps:
s1: in the design stage, the outer transverse reinforcing plate 22 and the inner transverse reinforcing plate 21 are designed to be integrally formed to form the transverse reinforcing plate 2, the outer longitudinal reinforcing plate 32 and the inner longitudinal reinforcing plate 31 are designed to be integrally formed to form the longitudinal reinforcing plate 3, and then the transverse reinforcing plate 2 and the longitudinal reinforcing plate 3 are manufactured and formed;
s2: in the design stage, the cylinder body is equally divided into four cylinder clack bodies 11 around the axis of the cylinder body, a gap for the transverse reinforcing plate 2 or the longitudinal reinforcing plate 3 to pass through is arranged between the adjacent cylinder clack bodies 11, and then the cylinder clack bodies 11 are manufactured and molded, wherein the four cylinder clack bodies 11 have the same shape;
s3: inserting and fixing the transverse reinforcing plate 2 on the longitudinal reinforcing plate 3, wherein the transverse reinforcing plate 2 and the longitudinal reinforcing plate 3 are vertically crossed to form four mounting areas 4;
s4: respectively welding and fixing the bottom of the transverse reinforcing plate 2 and the bottom of the longitudinal reinforcing plate 3 with the deck 5, and respectively welding and fixing the top of the transverse reinforcing plate 2 and the top of the longitudinal reinforcing plate 3 with the outboard plate 6;
s5: the cylindrical petal bodies 11 are arranged in the installation area 4, one end of each cylindrical petal body 11 is fixedly welded with the transverse reinforcing plate 2 of the installation area 4, the other end of each cylindrical petal is fixedly welded with the longitudinal reinforcing plate 3 of the installation area 4, the four cylindrical petals are respectively fixed in different installation areas 4 after repeated operation is completed, the four cylindrical petals are coaxially arranged at the moment, the transverse reinforcing plate 2 or the longitudinal reinforcing plate 3 extend out from between two adjacent cylindrical petal bodies 11, and the four cylindrical petal bodies 11 are connected with the transverse reinforcing plate 2 and the longitudinal reinforcing plate 3 to form the cylindrical body 1;
s6: the top of the cylindrical valve is welded and fixed with the outboard plate 6, and the bottom of the cylindrical valve is welded and fixed with the deck plate 5.
In the present embodiment, the inner transverse reinforcing plate 21 and the outer transverse reinforcing plate 22 are designed as a continuous integrally-formed transverse reinforcing plate 2, the inner longitudinal reinforcing plate 31 and the outer longitudinal reinforcing plate 32 are designed as a continuous integrally-formed longitudinal reinforcing plate 3, and the cylinder body is divided into four cylinder clack bodies 11; during construction, the transverse reinforcing plate 2 is inserted and fixed on the longitudinal reinforcing plate 3, so that the transverse reinforcing plate 2 and the longitudinal reinforcing plate 3 are perpendicularly crossed to form four mounting areas 4, then the transverse reinforcing plate 2 and the longitudinal reinforcing plate 3 are respectively welded with the outboard plate 6 and the deck 5, and at the moment, the barrel body is not blocked; then, the four cylindrical petal bodies 11 are respectively installed and fixed in different installation areas 4, the transverse reinforcing plate 2 or the longitudinal reinforcing plate 3 extends out from the position between the two adjacent cylindrical petal bodies 11, the four cylindrical petal bodies 11 are connected with the transverse reinforcing plate 2 and the longitudinal reinforcing plate 3 to form the cylindrical body 1, and the welding of the cylindrical petal bodies 11 and the transverse reinforcing plate 2 or the longitudinal reinforcing plate 3 is not hindered; at last, the barrel valve is respectively welded with the outer ship plate 6 and the deck plate 5, the welding is not hindered, namely the welding in the whole construction process is not hindered, the construction is convenient, a plurality of process holes do not need to be formed in the barrel body 1, the construction efficiency is improved, and the structural integrity of the barrel body 1 is ensured.
Illustratively, in S5, two gasket bars 41 are arranged on the inner side of the cylindrical valve body 11, the two gasket bars 41 are respectively connected with two ends of the cylindrical valve body 11, and two ends of the cylindrical valve body 11 are respectively provided with a 45 ° bevel, so that the cylindrical valve body 11 is fastened to the welding structure of the transverse reinforcing plate 2 or the longitudinal reinforcing plate 3.
Illustratively, be connected with arc liner 42 between two liner strips 41, the radian of arc liner 42 is fit for the radian of section of thick bamboo valve body 11 for the structure of section of thick bamboo valve body 11 is more firm, and in this embodiment, arc liner 42 sets up two, and an arc liner 42 is connected with the inboard top of section of thick bamboo valve body 11, and another arc liner 42 is connected with the inboard bottom of section of thick bamboo valve body 11.
Illustratively, the welding seam between the cylindrical valve body 11 and the transverse reinforcing plate 2 or the longitudinal reinforcing plate 3 is a full penetration fillet welding seam, the welding requirement is high, and the connection is ensured to be tight.
For example, in S3, the longitudinal reinforcing plate 3 is firstly divided into two longitudinal sub-plates by breaking, then the transverse reinforcing plate 2 is inserted between the two longitudinal sub-plates, and finally the transverse reinforcing plate 2 is welded and fixed with the two longitudinal sub-plates respectively, so that the transverse reinforcing plate 2 is inserted and fixed on the longitudinal reinforcing plate 3, and the transverse reinforcing plate 2 and the longitudinal reinforcing plate 3 are arranged in a perpendicular and crossed manner.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (5)
1. A construction method of a reinforcing structure under a self-elevating wind power platform suspension arm shelf is characterized in that: the method comprises the following steps:
s1: in the design stage, the outer transverse reinforcing plate and the inner transverse reinforcing plate are designed to be integrally formed to form a transverse reinforcing plate, the outer longitudinal reinforcing plate and the inner longitudinal reinforcing plate are designed to be integrally formed to form a longitudinal reinforcing plate, and then the transverse reinforcing plate and the longitudinal reinforcing plate are manufactured and formed;
s2: in the design stage, the cylinder body is equally divided into four cylinder valve bodies around the axis of the cylinder body, a gap for the transverse reinforcing plate or the longitudinal reinforcing plate to pass through is arranged between the adjacent cylinder valve bodies, and then the cylinder valve bodies are manufactured and molded;
s3: inserting and fixing the transverse reinforcing plate on the longitudinal reinforcing plate, wherein the transverse reinforcing plate and the longitudinal reinforcing plate are vertically crossed to form four mounting areas;
s4: respectively welding and fixing the bottom of the transverse reinforcing plate and the bottom of the longitudinal reinforcing plate with a deck, and respectively welding and fixing the top of the transverse reinforcing plate and the top of the longitudinal reinforcing plate with an outboard plate;
s5: arranging the cylindrical valve body in the mounting area, welding and fixing one end of the cylindrical valve body and the transverse reinforcing plate of the mounting area, welding and fixing the other end of the cylindrical valve body and the longitudinal reinforcing plate of the mounting area, and repeating the operation to finish the fixation of the four cylindrical valves in different mounting areas respectively;
s6: and welding and fixing the top of the cylindrical valve with an outboard plate, and welding and fixing the bottom of the cylindrical valve with a deck.
2. The construction method of the reinforcing structure under the suspension arm shelf of the self-elevating wind power platform as claimed in claim 1, wherein: in S5, the inner side of the cylindrical valve body is provided with two gasket strips, the two gasket strips are respectively connected with the two ends of the cylindrical valve body, and the two ends of the cylindrical valve body are respectively provided with a 45-degree groove.
3. The construction method of the reinforcing structure under the shelf of the suspension arm of the self-elevating wind power platform as claimed in claim 2, is characterized in that: an arc liner is connected between the two liner strips, and the radian of the arc liner is matched with that of the cylindrical valve body.
4. The construction method of the reinforcing structure under the shelf of the suspension arm of the self-elevating wind power platform according to claim 1, characterized in that: and the welding seam between the cylindrical valve body and the transverse reinforcing plate or the longitudinal reinforcing plate is a full penetration fillet welding seam.
5. The construction method of the reinforcing structure under the shelf of the suspension arm of the self-elevating wind power platform according to claim 1, characterized in that: in S3, the longitudinal reinforcing plate is firstly broken and divided into two longitudinal sub-plates, then the transverse reinforcing plate is inserted between the two longitudinal sub-plates, and finally the transverse reinforcing plate is welded and fixed with the two longitudinal sub-plates respectively, so that the transverse reinforcing plate is inserted and fixed on the longitudinal reinforcing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210702456.7A CN114872861B (en) | 2022-06-20 | 2022-06-20 | Construction method for reinforcing structure under self-elevating wind power platform suspension arm shelf |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210702456.7A CN114872861B (en) | 2022-06-20 | 2022-06-20 | Construction method for reinforcing structure under self-elevating wind power platform suspension arm shelf |
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| Publication Number | Publication Date |
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| CN114872861A CN114872861A (en) | 2022-08-09 |
| CN114872861B true CN114872861B (en) | 2023-03-14 |
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