CN111017145A - Method for carrying transverse bulkhead of ultra-large container ship - Google Patents
Method for carrying transverse bulkhead of ultra-large container ship Download PDFInfo
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- CN111017145A CN111017145A CN201911117255.5A CN201911117255A CN111017145A CN 111017145 A CN111017145 A CN 111017145A CN 201911117255 A CN201911117255 A CN 201911117255A CN 111017145 A CN111017145 A CN 111017145A
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- cofferdam
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Abstract
The invention discloses a method for carrying a transverse bulkhead of an ultra-large container ship, which comprises the following steps: planning the arrangement position of the vertical supporting seat on the transverse bulkhead according to a segmentation total section division diagram, a carrying network diagram and a transverse bulkhead structure of the ultra-large container ship; installing a vertical supporting seat on the transverse bulkhead according to the arrangement position; mounting a supporting circular pipe, wherein the bottom of the supporting circular pipe is fixedly connected to the inner bottom plate; hoisting the cofferdam to enable the top of the supporting circular tube to support the vertical supporting seat on the cofferdam; carrying a transverse bulkhead, a corresponding side and an integrated torsion box; and (4) dismantling the vertical supporting seat and the supporting circular tube. The invention can prevent the sinking deformation of the transverse bulkhead of the ultra-large container ship, ensure the verticality and the flatness of the transverse bulkhead and ensure the precision.
Description
Technical Field
The invention belongs to the technical field of ship construction, and particularly relates to a method for carrying a transverse bulkhead of an ultra-large container ship.
Background
With the increasing tonnage of the constructed container ships, the transverse compartment size is larger and larger, especially the size of the ultra-large container transverse compartment. Generally, the conventional loading sequence is that a transverse bulkhead is loaded firstly, then a side and an integrated torsion box are loaded, only the lower part of the transverse bulkhead is fixed with an inner bottom plate, and no structure is arranged on two sides to restrain the transverse bulkhead. According to the structure, the transverse bulkhead of the ultra-large container ship mainly comprises three types: double-sided watertight, semi-watertight (i.e. one watertight and one nonwatertight), and double-sided nonwatertight. The transverse bulkhead upper structures of the three types of the ultra-large container ship are basically consistent, the plate thickness is relatively thick, the structure is relatively strong, and the unit weight is heavier than that of the lower part. Therefore, after the cofferdam is loaded in sections, because the lower structure is weaker, the cofferdam in the last two forms is easy to sink and deform, and the verticality and the flatness are poorer.
Disclosure of Invention
The invention provides a method for carrying a transverse bulkhead of an ultra-large container ship, aiming at the problems in the prior art, and part of embodiments of the method can solve the problem of sinking and deformation of the transverse bulkhead of the ultra-large container ship, avoid deformation caused by sinking of the transverse bulkhead after carrying of the transverse bulkhead, ensure perpendicularity and flatness and ensure precision.
In order to achieve the purpose, the invention adopts the following technical scheme:
a method of loading a transverse bulkhead of an ultra-large container ship, the method comprising: planning the arrangement position of the vertical supporting seat on the transverse bulkhead according to a segmentation total section division diagram, a carrying network diagram and a transverse bulkhead structure of the ultra-large container ship; installing a vertical supporting seat on the transverse bulkhead according to the arrangement position; mounting a supporting circular pipe, wherein the bottom of the supporting circular pipe is fixedly connected to the inner bottom plate; hoisting the cofferdam to enable the top of the supporting circular tube to support the vertical supporting seat on the cofferdam; carrying a transverse bulkhead, a corresponding side and an integrated torsion box; and (4) dismantling the vertical supporting seat and the supporting circular tube.
Preferably, the vertical support base comprises: the bottom plate is vertically welded and connected to the vertical transverse bulkhead; the main board is fixedly connected to the upper surface of the bottom board perpendicular to the bottom board, and one end, close to the transverse bulkhead, of the main board is connected to the transverse bulkhead in a welding mode; and
the upper top plate is connected to the top of the main plate perpendicularly to the main plate, the upper top plate extends obliquely downwards from one end close to the transverse bulkhead to the other end far away from the transverse bulkhead, and one end, close to the transverse bulkhead, of the upper top plate is connected to the transverse bulkhead in a welded mode.
Preferably, the vertical support base comprises: the toggle plate is a right-angle triangular plate, two right-angle sides of the toggle plate are respectively fixedly connected with the bottom plate and the main plate, and the toggle plate is perpendicular to the main plate and the bottom plate.
Preferably, a through hole is formed in one end, away from the transverse bulkhead, of the main board, one end of a rope is connected to the through hole, and the other end of the rope is connected to the transverse bulkhead.
Preferably, the upper top plate is formed by two separate sub-plates which are in the same plane.
Preferably, the thickness of the main plate, the bottom plate, the toggle plate and the upper top plate is 15-30 mm.
Preferably, the top of the supporting circular tube is fixedly connected with a base plate for supporting the bottom plate.
Preferably, before the transverse bulkhead is hoisted, a reinforcing rib plate is installed on the other side, corresponding to the vertical support seat, of the transverse bulkhead.
Preferably, before the transverse compartment is hoisted, a strong structure is installed on the other side, corresponding to the bottom of the supporting circular tube, of the inner bottom plate.
Preferably, the arrangement position of the planned vertical supporting seat on the cofferdam comprises the following steps: the non-watertight face at the cofferdam confirms the deployment location.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention solves the problem of preventing the transverse bulkhead of the ultra-large container ship from sinking and deforming by designing and using the vertical supporting seat;
2. the perpendicularity and the flatness of the transverse bulkhead of the ultra-large container ship are ensured and the precision is ensured by matching the vertical supporting seat with the supporting circular tube;
3. the vertical supporting seat is used and can be used as loose hook restraint, so that potential safety hazards of dumping when a transverse bulkhead of an ultra-large container ship is carried are effectively avoided;
4. the vertical supporting seat used in the invention can be fixed by a round hole rope threading rope on the main board when being detached, thereby avoiding falling objects and ensuring safety.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention.
FIG. 2 is a three-dimensional view of the vertical support base.
Fig. 3 is a side view of fig. 2.
FIG. 4 is a schematic cross-sectional view taken at A1-A1 of FIG. 3.
FIG. 5 is a schematic cross-sectional view A2-A2 of FIG. 3.
FIG. 6 is a schematic cross-sectional view A3-A3 of FIG. 3.
Fig. 7 is a side view of a stiffener plate.
FIG. 8 is a top view of the vertical support base.
FIG. 9 is a side view of the vertical support base.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
As shown in fig. 1 to 9, the present embodiment provides a method for loading a transverse bulkhead of an ultra-large container ship, including: planning the arrangement position of the vertical supporting seat 2 on the transverse bulkhead 1 according to a segmentation total section division diagram, a carrying network diagram and the transverse bulkhead 1 structure of the ultra-large container ship; a vertical supporting seat 2 is arranged on the cofferdam 1 according to the arrangement position; a supporting circular tube 5 is installed, and the bottom of the supporting circular tube 5 is fixedly connected to the inner bottom plate 4; hoisting the cofferdam 1 to enable the top of the support round pipe 5 to support the vertical support seat 2 on the cofferdam 1; carrying a transverse bulkhead 1 and corresponding side and integrated torsion boxes; the vertical supporting seat 2 and the supporting round pipe 5 are removed.
The vertical support base 2 includes: the bottom plate 21, the bottom plate 21 is welded and connected on the vertical bulkhead 1 vertically; the main board 22 is fixedly connected to the upper surface of the bottom plate 21 perpendicular to the bottom plate 21, and one end of the main board 22 close to the bulkhead of the cofferdam 1 is connected to the bulkhead of the cofferdam 1 in a welding mode; and
and the upper top plate 23 is connected to the top of the main plate 22 perpendicularly to the main plate 22, the upper top plate 23 extends obliquely downwards from one end close to the bulkhead of the transverse compartment 1 to the other end far away from the bulkhead, and one end of the upper top plate 23 close to the bulkhead of the transverse compartment 1 is connected to the bulkhead of the transverse compartment 1 in a welding mode.
The vertical support base 2 includes: the toggle plate 24 is a right-angled triangular plate, two right-angled sides of the toggle plate 24 are respectively and fixedly connected with the bottom plate 21 and the main plate 22, and the toggle plate 24 is perpendicular to the main plate 22 and the bottom plate 21.
The main board 22 is provided with a through hole 221 at one end far away from the bulkhead of the cofferdam 1, the through hole 221 is connected with one end of a rope, and the other end of the rope is connected to the cofferdam 1.
The top ceiling 23 is formed by two separate sub-panels lying in the same plane.
The main plate 22, the bottom plate 21, the toggle plate 24 and the upper top plate 23 are all 15-30mm thick.
The top of the support circular tube 5 is fixedly connected with a backing plate for supporting the bottom plate 21.
Before the transverse bulkhead 1 is hoisted, a reinforcing rib plate 3 is arranged on the other side of the bulkhead 1 corresponding to the vertical support seat 2.
Before the transverse bulkhead 1 is hoisted, a strong structure is arranged on the other side of the inner bottom plate 4 corresponding to the bottom of the support circular pipe 5.
The arrangement position of the planned vertical supporting seat 2 on the cofferdam 1 comprises: the arrangement position is confirmed at the watertight face of the cofferdam 1.
In another embodiment, a method for loading is disclosed, comprising:
firstly, planning a layout drawing of the vertical supporting seat: arranging a vertical supporting seat near a carrying joint according to a segmentation total section division diagram and a carrying network diagram; according to the structure of the cofferdam, the semi-watertight structure bulkhead is only provided with a vertical supporting seat on a nonwatertight face, and the fore and aft faces of the nonwatertight structure bulkhead are arranged.
And secondly, designing a vertical supporting seat: designing a vertical supporting seat structural form according to the transverse bulkhead structural form of the ultra-large container ship; the vertical supporting seat comprises a main plate, a bottom plate, a toggle plate, an upper top plate and a lower top plate; the main board is vertically fixed on the bottom board, the toggle plate is connected with the main board and the bottom board, the upper top board is connected with the main board and the toggle plate, and the lower top board is fixed on the main board;
thirdly, manufacturing a vertical supporting seat: assembling according to a cutting instruction and a part cut by a layout according to a designed vertical supporting seat, and manufacturing the vertical supporting seat;
step four, mounting a vertical supporting seat: according to a sectional support seat installation drawing, vertical support seats are installed, an upper top plate, a main plate and a bottom plate of each vertical support seat are welded with a bulkhead of a cofferdam, reinforcing rib plates are installed on the reverse side of the main plate of each vertical support seat, and reinforcing ribs are connected by adopting double-binding channel steel;
fifthly, mounting a supporting circular tube: welding a base plate on the top of the circular tube to form a supporting circular tube, and installing the supporting circular tube on the bottom plate in the ship body according to the layout of the vertical supporting seat;
sixthly, using a vertical supporting seat: when the transverse bulkhead of the ultra-large container ship is carried, the vertical supporting seat is placed on the supporting circular tube, and the supporting circular tube and the structure of the transverse bulkhead support the transverse bulkhead together to prevent the transverse bulkhead from sinking and deforming;
step seven, dismantling the vertical support base and the support round pipe: and after mutual constraint, the transverse bulkhead of the ultra-large container ship does not sink and deform any more, and the vertical supporting seat and the supporting circular tube are dismantled.
The invention can prevent the sinking deformation of the transverse bulkhead of the ultra-large container ship, ensure the verticality and the flatness of the transverse bulkhead and ensure the precision.
Although the present invention has been described in detail with respect to the above embodiments, it will be understood by those skilled in the art that modifications or improvements based on the disclosure of the present invention may be made without departing from the spirit and scope of the invention, and these modifications and improvements are within the spirit and scope of the invention.
Claims (10)
1. A method for carrying a transverse bulkhead of an ultra-large container ship is characterized by comprising the following steps:
planning the arrangement position of a vertical supporting seat (2) on a cofferdam (1) according to a segmentation total section division diagram, a carrying network diagram and a cofferdam (1) structure of the ultra-large container ship;
a vertical supporting seat (2) is arranged on the cofferdam (1) according to the arrangement position;
a supporting circular pipe (5) is installed, and the bottom of the supporting circular pipe (5) is fixedly connected to the inner bottom plate (4);
hoisting the cofferdam (1) to enable the top of the supporting round pipe (5) to support the vertical supporting seat (2) on the cofferdam (1);
carrying a cofferdam (1) and a corresponding side and an integrated torsion box;
the vertical supporting seat (2) and the supporting round pipe (5) are dismantled.
2. The method for loading a cofferdam of an ultra-large container ship according to claim 1, wherein the vertical supporting base (2) comprises:
the bottom plate (21), the said bottom plate (21) welds and connects on the bulkhead of the vertical transverse bulkhead (1) vertically;
the main plate (22), the main plate (22) is fixedly connected to the upper surface of the bottom plate (21) perpendicular to the bottom plate (21), and one end, close to the bulkhead of the transverse compartment (1), of the main plate (22) is connected to the bulkhead of the transverse compartment (1) in a welding mode; and
the upper top plate (23) is connected to the top of the main plate (22) perpendicularly to the main plate (22), the upper top plate (23) extends obliquely downwards from one end close to the bulkhead of the transverse compartment (1) to the other end far away from the bulkhead, and one end, close to the bulkhead of the transverse compartment (1), of the upper top plate (23) is connected to the bulkhead of the transverse compartment (1) in a welded mode.
3. The method for loading a cofferdam of an ultra-large container ship according to claim 2, wherein the vertical supporting base (2) comprises:
the elbow plate (24), the elbow plate (24) are right angle triangle-shaped board, two right-angle sides of elbow plate (24) respectively with bottom plate (21), mainboard (22) fixed connection, elbow plate (24) are perpendicular to simultaneously mainboard (22) and bottom plate (21).
4. The method for carrying a transverse bulkhead of an ultra-large container ship according to claim 2, wherein a through hole (221) is formed in one end of the main board (22) far away from the bulkhead of the transverse bulkhead (1), one end of a rope is connected to the through hole (221), and the other end of the rope is connected to the transverse bulkhead (1).
5. A method according to claim 2, characterized in that the upper deck plate (23) is formed by two separate sub-plates lying in the same plane.
6. The method for carrying a cofferdam of an ultra-large container ship according to claim 5, wherein the thickness of the main plate (22), the bottom plate (21), the toggle plate (24) and the upper top plate (23) is 15-30 mm.
7. The method for carrying a cofferdam of an ultra-large container ship according to claim 2, characterized in that a tie plate for supporting the bottom plate (21) is fixedly connected to the top of the supporting circular tube (5).
8. The method for carrying a transverse compartment of an ultra-large container ship according to claim 2, characterized in that a reinforcing rib plate (3) is arranged on the other side of the transverse compartment (1) corresponding to the vertical supporting seat (2) before the transverse compartment (1) is hoisted.
9. The method for loading a transverse bulkhead of an ultra-large container ship according to claim 2, characterized in that a strong structure is installed on the other side of the inner bottom plate (4) corresponding to the bottom of the supporting circular pipe (5) before the transverse bulkhead (1) is hoisted.
10. The method for embarking a cofferdam of an ultra-large container ship according to claim 2, wherein the planning of the arrangement position of the vertical supporting seats (2) on the cofferdam (1) comprises: the arrangement position is confirmed at the non-watertight surface of the cofferdam (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911117255.5A CN111017145A (en) | 2019-11-15 | 2019-11-15 | Method for carrying transverse bulkhead of ultra-large container ship |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911117255.5A CN111017145A (en) | 2019-11-15 | 2019-11-15 | Method for carrying transverse bulkhead of ultra-large container ship |
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| CN201911117255.5A Pending CN111017145A (en) | 2019-11-15 | 2019-11-15 | Method for carrying transverse bulkhead of ultra-large container ship |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111645825A (en) * | 2020-05-09 | 2020-09-11 | 上海江南长兴造船有限责任公司 | Method for normally assembling torsion boxes at gangway ladder position of ultra-large container ship |
| CN113371582A (en) * | 2021-06-11 | 2021-09-10 | 舟山长宏国际船舶修造有限公司 | Marine quick unhook frock of carrying on |
| CN115837966A (en) * | 2022-11-29 | 2023-03-24 | 沪东中华造船(集团)有限公司 | LNG ship transverse bulkhead block section carrying control method and LNG ship |
-
2019
- 2019-11-15 CN CN201911117255.5A patent/CN111017145A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111645825A (en) * | 2020-05-09 | 2020-09-11 | 上海江南长兴造船有限责任公司 | Method for normally assembling torsion boxes at gangway ladder position of ultra-large container ship |
| CN111645825B (en) * | 2020-05-09 | 2022-04-05 | 上海江南长兴造船有限责任公司 | Method for normally assembling torsion boxes at gangway ladder position of ultra-large container ship |
| CN113371582A (en) * | 2021-06-11 | 2021-09-10 | 舟山长宏国际船舶修造有限公司 | Marine quick unhook frock of carrying on |
| CN115837966A (en) * | 2022-11-29 | 2023-03-24 | 沪东中华造船(集团)有限公司 | LNG ship transverse bulkhead block section carrying control method and LNG ship |
| CN115837966B (en) * | 2022-11-29 | 2024-06-11 | 沪东中华造船(集团)有限公司 | LNG ship transverse compartment block carrying control method and LNG ship |
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