CN114802535B - Operation method for installing upper block structure piece - Google Patents
Operation method for installing upper block structure piece Download PDFInfo
- Publication number
- CN114802535B CN114802535B CN202210470772.6A CN202210470772A CN114802535B CN 114802535 B CN114802535 B CN 114802535B CN 202210470772 A CN202210470772 A CN 202210470772A CN 114802535 B CN114802535 B CN 114802535B
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- CN
- China
- Prior art keywords
- self
- structural
- gantry crane
- propelled module
- transport vehicle
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 230000032258 transport Effects 0.000 claims abstract description 27
- 238000009434 installation Methods 0.000 claims abstract description 17
- 230000005856 abnormality Effects 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 11
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 238000013468 resource allocation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D63/00—Motor vehicles or trailers not otherwise provided for
- B62D63/02—Motor vehicles
- B62D63/025—Modular vehicles
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B2017/0039—Methods for placing the offshore structure
Abstract
The invention provides an operation method for installing an upper block structure piece, which comprises the following steps: s1, transporting a structural piece to the position below a gantry crane in a land construction folding site by adopting a self-propelled module transport vehicle; s2, lifting the structural piece by a gantry crane; s3, the self-propelled module carrier vehicle advances to a specific position below the supporting tool, the top height of the self-propelled module carrier vehicle is adjusted, and the supporting tool is borne by the self-propelled module carrier vehicle; s4, the gantry crane lowers the structural piece on the supporting tool; s5, the self-propelled module transport vehicle transports the structural piece to a preset position in the upper assembly block, and the installation of the structural piece is completed. The invention has the advantages that the structure sheet is hoisted to the height required by rear installation through the cooperation between the self-propelled module transport vehicle and the supporting tool, the problem of rear installation of the upper block structure sheet in the land construction folding stage is effectively solved, and the whole operation steps are simple, safe and reliable.
Description
Technical Field
The invention relates to the technical field of offshore oil platforms, in particular to an operation method for installing an upper block structure piece.
Background
In recent years, as the strength of exploration and development of marine oil and gas resources is increased, jacket platforms serving as important facilities for the development of the marine oil and gas resources are widely used. The existing jacket platform comprises a jacket and an upper block arranged on the upper portion of the jacket, the upper block relates to a plurality of professions, the construction difficulty is high, a segmented construction process is mainly adopted at present, namely, factors such as site resource allocation and structural layout are considered, the upper block is divided into a plurality of structural pieces, and each structural piece is transported to a land construction folding site for final assembly folding after the prefabrication of a workshop is completed. However, the limitation of site resources or the adjustment of the scheme may lead to the situation that a certain structural sheet is installed later, and how to install the structural sheet to the installation height, so that the folding between the structural sheets becomes a key technology.
Therefore, how to provide an operation method for installing the upper block structure sheet to meet the installation requirement of the upper block structure sheet in the land construction and closure stage has become a technical problem to be solved by those skilled in the art.
Disclosure of Invention
In view of the above-mentioned drawbacks, an object of the present invention is to provide an operation method for mounting an upper block structure sheet, which satisfies the rear mounting height of the structure sheet, thereby successfully solving the problem of rear mounting of the structure sheet.
The invention provides an operation method for installing an upper block structure piece, which comprises the following steps:
s1, after spraying of the structural pieces is completed, transporting the structural pieces to the position below a gantry crane in a land building and folding site by adopting a self-propelled module transport vehicle;
s2, lifting the structural piece by a gantry crane, and driving the self-propelled module transport vehicle away from the lower part of the gantry crane;
s3, the self-propelled module carrier moves to a specific position below a supporting tool, the top height of the self-propelled module carrier is adjusted, and the supporting tool is borne by the self-propelled module carrier;
s4, lowering the structural piece on the supporting tool by the gantry crane;
s5, the self-propelled module transport vehicle transports the structural sheet to a preset position in the upper assembly, and the top height of the self-propelled module transport vehicle is adjusted, so that the structural sheet slowly rises to the installation height, and the installation of the structural sheet is completed.
Preferably, in the step S2, after the structural piece is lifted to a preset height by using a gantry crane, observing for 5 minutes, if no abnormality exists, the gantry crane continuously and stably lifts the structural piece to a required height, drives the structural piece to move towards the position where the support tool is located, and after the structural piece reaches a specified position, the self-propelled module transport vehicle drives away from the position below the gantry crane.
Preferably, in the step S4, after the gantry crane lowers the structural piece on the supporting tool, the structural piece is separated from the hook head of the gantry crane after the contact surface of the structural piece and the supporting tool is confirmed to be completely stressed and stabilized.
Preferably, the support tool comprises a main structure, a shoulder pole beam and supporting legs which are sequentially connected from top to bottom.
Preferably, the main structure comprises a plurality of cross bars, vertical bars, inclined bars, cross beams and longitudinal beams, the cross bars, the vertical bars, the inclined bars and the cross beams are connected with each other to form a front vertical face frame, the vertical bars, the inclined bars and the longitudinal beams are connected with each other to form a side vertical face frame, and the front vertical face frame and the side vertical face frame are sequentially and alternately connected to form the main structure.
Preferably, the number of the shoulder pole beams is 3.
Preferably, the leg is a box beam.
The invention has the advantages that the structure sheet is hoisted to the height required by rear installation through the cooperation between the self-propelled module transport vehicle and the supporting tool, the problem of rear installation of the upper block structure sheet in the land construction folding stage is effectively solved, and the whole operation steps are simple, safe and reliable, the installation efficiency is high, and the construction cost is low.
Drawings
FIG. 1 is a schematic diagram of the cooperation of a self-propelled modular transport vehicle with a support tooling;
FIG. 2 is a perspective view of a support tooling;
FIG. 3 is a front view of a support tooling;
fig. 4 is a left side view of the support tooling.
Description of element numbers:
1. main structure
11. Vertical rod
12. Diagonal rod
13. Cross beam
14. Longitudinal beam
15. Cross bar
16. Front vertical face frame
17. Side elevation frame
2. Shoulder pole beam
3. Landing leg
4. Self-propelled module transport vehicle
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings. These embodiments are merely illustrative of the present invention and are not intended to be limiting.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
The invention provides an operation method for installing an upper block structure piece, which comprises the following steps:
s1, after the spraying of the structural pieces is finished, the structural pieces are transported to the position below a gantry crane in a land construction folding site by adopting a self-propelled module transport vehicle 4 shown in the figure 1;
s2, three hook heads in the gantry crane are adopted to hoist the structural piece to a preset height (200 mm), then observation is carried out for 5 minutes, if no abnormality exists, the gantry crane continues to stably hoist the structural piece to a required height, the structural piece is driven to move to the position where the supporting tool is located, after the structural piece reaches a specified position, the three hook heads in the gantry crane continuously hoist the structural piece, and the self-propelled module transport vehicle 4 drives away from the position below the gantry crane.
S3, the self-propelled module carrier 4 advances to a specific position below the supporting tool, the top height of the self-propelled module carrier 4 is adjusted, and the supporting tool is borne by the self-propelled module carrier 4. Specifically, the support tool is placed on the ground, the self-propelled module carrier 4 runs below the support tool in an initial state, then the top height of the self-propelled module carrier 4 is raised through the hydraulic system, the self-propelled module carrier 4 jacks up the support tool, and then separation of the support tool and the ground is realized, and the support tool is borne by the self-propelled module carrier 4.
S4, slowly lowering the structural piece by the gantry crane, timely adjusting the position of the structural piece relative to the supporting tool in the lowering process, and after the structural piece is lowered onto the supporting tool, confirming that the contact surface of the structural piece and the supporting tool is completely stressed stably, and then separating the structural piece from the hook head of the gantry crane.
S5, the self-propelled module transport vehicle 4 transports the structural piece to a preset position in the upper assembly, and the top height of the self-propelled module transport vehicle 4 is adjusted, so that the structural piece slowly rises to the installation height, and the installation of the structural piece is completed.
By adopting the operation method, the structure piece can be hoisted to the height required by rear installation through the cooperation between the self-propelled module transport vehicle 4 and the supporting tool, the problem of rear installation of the upper assembly block structure piece in the land construction folding stage is effectively solved, and the whole operation method is simple, safe and reliable, high in installation efficiency and low in construction cost.
The self-propelled modular transport vehicle 4 adopts hydraulic drive, comprises 2 power heads, 2 rows of 24 axes and 48 axes in total, has a single-axis bearing capacity of 48 tons, can realize multi-mode steering and lifting functions, and further completes transport of structural sheets
As can be seen in connection with fig. 2-4, in one embodiment of the invention, the support fixture comprises a main structure 1, a shoulder pole beam 2 and a leg 3 connected in sequence from top to bottom. The main structure 1 comprises a plurality of cross bars 15, vertical bars 11, inclined bars 12, cross beams 13 and longitudinal beams 14, wherein the cross bars 15, the vertical bars 11, the inclined bars 12 and the cross beams 13 are arranged horizontally, the vertical bars 11, the inclined bars 12 and the longitudinal beams 13 are connected with each other to form a front vertical face frame 16, the vertical bars 11, the inclined bars 12 and the longitudinal beams 14 are connected with each other to form a side vertical face frame 17, and the front vertical face frame 16 and the side vertical face frame 17 are sequentially and alternately connected to form the main structure 1.
Specifically, as shown in fig. 2 and 3, in the front vertical frame 16, the cross bar 15 at the bottom and the cross bar 13 at the top are connected through a plurality of vertical bars 11 to form a rectangular frame, and the diagonal bars 12 are used for connecting the cross bar 15 and the vertical bars 11, thereby improving the structural strength and stability of the front vertical frame 16. Similarly, as shown in fig. 2 and 4, in the side elevation frame 17, two vertical rods 11 are vertically disposed on the shoulder pole beam 2, the upper ends of the two vertical rods 11 are connected through a longitudinal beam 14 to form a rectangular frame, and simultaneously, the diagonal rods 12 are used for connecting the longitudinal beam 14 and the vertical rods 11, thereby improving the structural strength and stability of the side elevation frame 17. The stringers 14 are positioned in the same level as the cross-beams 13 and are connected to each other to form contact surfaces for the load-bearing structural pieces.
Preferably, the main structure 1 is a cuboid, and comprises two front vertical surface frames 16 and three side vertical surface frames 17, wherein the two front vertical surface frames 16 are respectively positioned on the front side and the rear side of the main structure 1, and the three side vertical surface frames 17 are respectively positioned on the left side, the middle side and the right side of the main structure 1. Correspondingly, the number of the shoulder pole beams 2 is three, two supporting legs 3 are connected below each shoulder pole beam 2, and the supporting legs 3 are box-shaped beams.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present invention, and these modifications and substitutions should also be considered as being within the scope of the present invention.
Claims (5)
1. A method of operation for upper block tile mounting, comprising the steps of:
s1, after spraying of the structural pieces is completed, transporting the structural pieces to the position below a gantry crane in a land building and folding site by adopting a self-propelled module transport vehicle;
s2, lifting the structural piece by a gantry crane, and driving the self-propelled module transport vehicle away from the lower part of the gantry crane;
s3, the self-propelled module carrier moves to a specific position below a supporting tool, the top height of the self-propelled module carrier is adjusted, and the supporting tool is borne by the self-propelled module carrier; the support tool comprises a main structure, a shoulder pole beam and supporting legs which are sequentially connected from top to bottom, wherein the main structure comprises a plurality of cross bars, vertical bars, inclined bars, cross beams and longitudinal beams, the cross bars, the vertical bars, the inclined bars and the cross beams are connected with each other to form a front vertical face frame, the vertical bars, the inclined bars and the longitudinal beams are connected with each other to form a side vertical face frame, and the front vertical face frame and the side vertical face frame are sequentially and alternately connected with each other to form the main structure;
s4, lowering the structural piece on the supporting tool by the gantry crane;
s5, the self-propelled module transport vehicle transports the structural sheet to a preset position in the upper assembly, and the top height of the self-propelled module transport vehicle is adjusted, so that the structural sheet slowly rises to the installation height, and the installation of the structural sheet is completed.
2. The operation method according to claim 1, wherein in the step S2, after the structural piece is lifted to the preset height by using a gantry crane, observing for 5 minutes, if no abnormality exists, the gantry crane continues to stably lift the structural piece to the required height, drives the structural piece to move towards the position where the support fixture is located, and after the structural piece reaches the specified position, the self-propelled module transport vehicle drives away from the position below the gantry crane.
3. The method according to claim 1, wherein in the step S4, after the gantry crane lowers the structural sheet on the support tool, the structural sheet is separated from the hook head of the gantry crane after confirming that the contact surface of the structural sheet and the support tool is completely stable under force.
4. The method of operation of claim 1, wherein the number of shoulder pole beams is 3.
5. The method of operation of claim 1, wherein the leg is a box beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210470772.6A CN114802535B (en) | 2022-04-28 | 2022-04-28 | Operation method for installing upper block structure piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210470772.6A CN114802535B (en) | 2022-04-28 | 2022-04-28 | Operation method for installing upper block structure piece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114802535A CN114802535A (en) | 2022-07-29 |
| CN114802535B true CN114802535B (en) | 2024-02-13 |
Family
ID=82509914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210470772.6A Active CN114802535B (en) | 2022-04-28 | 2022-04-28 | Operation method for installing upper block structure piece |
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| Country | Link |
|---|---|
| CN (1) | CN114802535B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203392387U (en) * | 2013-07-22 | 2014-01-15 | 长沙远大住宅工业有限公司 | Hydraulic transfer device |
| CN104210411A (en) * | 2014-09-24 | 2014-12-17 | 广东力特工程机械有限公司 | Transportation device and method for loading and transporting heavy equipment |
| CN104790295A (en) * | 2014-12-17 | 2015-07-22 | 中铁六局集团海外工程有限公司 | Construction method of tire type gantry crane frame beam |
| CN107905121A (en) * | 2017-12-29 | 2018-04-13 | 南通华凯重工有限公司 | Tire transportation technology under a kind of whole segment of Steel Bridge |
-
2022
- 2022-04-28 CN CN202210470772.6A patent/CN114802535B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203392387U (en) * | 2013-07-22 | 2014-01-15 | 长沙远大住宅工业有限公司 | Hydraulic transfer device |
| CN104210411A (en) * | 2014-09-24 | 2014-12-17 | 广东力特工程机械有限公司 | Transportation device and method for loading and transporting heavy equipment |
| CN104790295A (en) * | 2014-12-17 | 2015-07-22 | 中铁六局集团海外工程有限公司 | Construction method of tire type gantry crane frame beam |
| CN107905121A (en) * | 2017-12-29 | 2018-04-13 | 南通华凯重工有限公司 | Tire transportation technology under a kind of whole segment of Steel Bridge |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114802535A (en) | 2022-07-29 |
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