CN112793733A - Ship assembling method - Google Patents
Ship assembling method Download PDFInfo
- Publication number
- CN112793733A CN112793733A CN202110213430.1A CN202110213430A CN112793733A CN 112793733 A CN112793733 A CN 112793733A CN 202110213430 A CN202110213430 A CN 202110213430A CN 112793733 A CN112793733 A CN 112793733A
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- ship
- hull
- layer
- springboard
- support frame
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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
- B63B73/10—Building or assembling vessels from prefabricated hull blocks, i.e. complete hull cross-sections
-
- 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
- B63B73/60—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms characterised by the use of specific tools or equipment; characterised by automation, e.g. use of robots
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Robotics (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a ship assembling method, which provides a lower-layer ship body, a ship springboard and a plurality of upper-layer ship body sections and comprises the following steps: s100, moving the ship springboard to an assembly area; s200, sequentially assembling and welding upper-layer hull sections on two sides and the upper side of the ship springboard, wherein the ship springboard and all the upper-layer hull sections form an upper-layer hull block; and S300, hoisting the upper-layer hull block to the lower-layer hull. In the assembly area, the plurality of upper-layer hull sections are respectively installed by taking the ship springboard as a reference, so that the positioning difficulty between the ship springboard and each upper-layer hull section can be reduced; the ship gangplank and the upper hull are fixed in a segmented mode to form the upper hull block, so that the hoisting workload can be reduced, the assembling difficulty is reduced, the assembling efficiency is improved, the contact between the ship gangplank and the lower hull deck during the assembling of the ship can be reduced, the deformation of the lower hull deck is avoided, and the quality of the ship is improved.
Description
Technical Field
The invention relates to the technical field of ships, in particular to a ship assembling method.
Background
The existing roll-on/roll-off ship mainly has the functions of bearing passengers, carrying cars, trucks and container trailers. A plurality of cabins are arranged in the ship, and the cabins are provided with ship springboards so as to realize the functions of carrying different types of vehicle tools to pass up and down and enter and exit among cabins of different layers. In the dock embarkation construction stage, the ship springboard usually adopts the following two positioning modes:
the method comprises the following steps: referring to fig. 1, a ship springboard 2 ' is hoisted to a lower-layer ship body 1 ' in advance by using a crane 9 ', and all upper-layer ship body segments are hoisted to the lower-layer ship body 1 ' after being assembled on the ground 7 ';
the method 2 comprises the following steps: referring to fig. 2 to 4, the left upper hull section 3 ', the diving board 2 ', the right upper hull section 4 ' and the upper hull section 5 ' are hoisted to the lower hull 1 ' in sequence.
The hoisting modes of the method 1 and the method 2 both relate to supporting and fixing between a ship springboard 2 'and a deck of a lower-layer ship body 1', the weight of the ship springboard 2 'can deform the deck positioned at the lower layer, and the method 1 needs to be positioned with the ship springboard 2' when hoisting an upper-layer ship body block, so that the assembly difficulty is high; the method 2 can not finish the assembly of the upper layer ship block on the ground 7 ', thereby increasing the difficulty of hoisting operation, increasing the construction difficulty of the dock 8' and the workload of scaffold erection and disassembly, and wasting production resources.
Disclosure of Invention
The embodiment of the invention aims to: provided is a ship assembly method which can avoid deformation of a deck of a lower hull during assembly and has high assembly efficiency.
In order to achieve the purpose, the invention adopts the following technical scheme:
providing a ship assembly method, providing a lower hull, a diving board and a plurality of upper hull segments, comprising the steps of:
step S100, moving the ship springboard to an assembly area;
s200, sequentially assembling and welding the upper-layer hull sections on the two sides and the upper side of the ship springboard, wherein the ship springboard and all the upper-layer hull sections form an upper-layer hull total section;
and S300, hoisting the upper-layer ship hull block to the lower-layer ship hull.
As a preferable embodiment of the ship assembling method, the step S200 includes:
providing three said upper hull sections;
hoisting the three upper-layer ship body sections to the left side, the right side and the upper side of the ship springboard;
and installing a first support frame on one or two of the upper-layer hull sections, and enabling the first support frame to be positioned on the left side and/or the right side of the ship springboard, wherein the first support frame abuts against the lower surface of the ship springboard.
As a preferable scheme of the ship assembling method, the first support frame includes a support plate and a reinforcing rib, the support plate is horizontally disposed, one side of the support plate is fixed to the side surface of the upper hull section, the other side of the support plate is suspended, the upper surface of the support plate is abutted to the lower surface of the ship springboard, one end of the reinforcing rib is fixed to the side surface of the upper hull section, and the other end of the reinforcing rib is fixed to the lower surface of the support plate.
As a preferable embodiment of the ship assembling method, the step S200 includes:
providing three said upper hull sections;
hoisting the three upper-layer ship body sections to the left side, the right side and the upper side of the ship springboard;
and installing a second support frame on the upper-layer ship body section to enable the lower end of the second support frame to be connected with the upper surface of the ship springboard.
As a preferable mode of the ship assembling method, at least two second support frames are arranged on the ship springboard in the width direction; and/or the presence of a gas in the gas,
at least two second support frames are arranged on the ship springboard along the length direction.
As a preferable embodiment of the ship assembling method, the step S200 includes:
providing three said upper hull sections;
hoisting the three upper-layer ship body sections to the left side, the right side and the upper side of the ship springboard;
and pull ropes are arranged at two ends of the upper-layer hull segment in the length direction, and one end of each pull rope, which is far away from the upper-layer hull segment, is connected with the upper surface of the gangway.
As a preferable embodiment of the ship assembling method, the step S200 includes:
providing three said upper hull sections;
and sequentially hoisting the three upper-layer ship bodies to the left side, the right side and the upper side of the ship springboard in a segmented manner.
As a preferable embodiment of the ship assembling method, the following steps are provided before step S100:
and carrying a third support frame for supporting the ship springboard in the assembling area.
As a preferable mode of the ship assembling method, the third support frame is removed before the upper hull block is hoisted to the lower hull.
As a preferable mode of the ship assembly method, before the third support frame is mounted, the assembly area is marked to show the mounting position of the third support frame, and after the marking is finished, the mounting position is calibrated by using an instrument.
The invention has the beneficial effects that: in the assembly area, the plurality of upper-layer hull sections are respectively installed by taking the ship springboard as a reference, so that the positioning difficulty between the ship springboard and each upper-layer hull section can be reduced; the ship gangplank and the upper hull are fixed in a segmented mode to form the upper hull block, so that the hoisting workload can be reduced, the assembling difficulty is reduced, the assembling efficiency is improved, the contact between the ship gangplank and the lower hull deck during the assembling of the ship can be reduced, the deformation of the lower hull deck is avoided, and the quality of the ship is improved.
Drawings
The invention is explained in more detail below with reference to the figures and examples.
Fig. 1 is a schematic view of a conventional ship assembling method 1.
Fig. 2 to 4 are schematic views of a conventional ship assembling method 2.
Fig. 5 to 9 are schematic views illustrating an assembling method of a ship according to an embodiment of the present invention.
Fig. 10 is a schematic view of a first support frame and a second support frame according to an embodiment of the present invention.
Fig. 11 is a schematic view of a pull cord according to an embodiment of the present invention.
In fig. 1 to 4:
1', a lower hull; 2', a gangway board; 3', segmenting the upper-layer hull on the left side; 4', segmenting the upper-layer ship body on the right side; 5', segmenting the upper-layer hull on the upper side; 6' and a third support frame; 7', ground; 8', a dock; 9' and a crane.
In fig. 5 to 11:
1. a lower hull; 2. a boat ramp; 3. the left upper hull is segmented; 4. the right upper hull is segmented; 5. the upper hull is segmented; 6. a third support frame; 7. a ground surface; 8. a dock; 9. hoisting a machine; 10. a second support frame; 11. pulling a rope; 12. hoisting; 13. a protective member; 1401. a support plate; 1402. and (5) reinforcing ribs.
Detailed Description
In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 5 to 9, the ship assembling method according to the present invention provides a diving board 2, a lower hull 1 and a plurality of upper hull segments, and includes the steps of:
step S100, moving the ship springboard 2 to an assembly area;
s200, sequentially assembling and welding upper-layer hull sections on two sides and the upper side of the gangway 2, wherein the gangway 2 and all the upper-layer hull sections form an upper-layer hull block;
and S300, hoisting the upper-layer hull block to the lower-layer hull 1.
In the assembly area, the ship springboard 2 is taken as a reference to respectively mount a plurality of upper-layer ship body sections, so that the positioning difficulty between the ship springboard 2 and each upper-layer ship body section can be reduced; the ship gangplank 2 and the upper hull are fixedly segmented to form the upper hull block, so that the hoisting workload can be reduced, the assembling difficulty is reduced, the assembling efficiency is improved, the contact between the ship gangplank 2 and the lower hull 1 deck during the assembling of the ship can be reduced, the deformation of the lower hull 1 deck is avoided, and the quality of the ship is improved.
Specifically, in the present embodiment, the gangway 2 and the upper hull section are assembled on the ground 7 with the aid of a crane 9, and the upper hull section is hoisted to the lower hull 1 in the dock 8 after the assembly. The upper hull section comprises a left upper hull section 3, a right upper hull section 4 and an upper hull section 5, and the left upper hull section 3, the right upper hull section 4 and the upper hull section 5 are respectively arranged on the left side, the right side and the upper side of the gangway 2.
Referring to fig. 5, specifically, the third support frame 6 is disposed on the ground 7, and the following steps are provided before step S100:
a third support frame 6 for supporting the ship diving board 2 is mounted on the ground 7.
The third support frame 6 can provide support for the gangway 2, and can also be convenient for subsequent support and fixation between the gangway 2 and the upper-layer hull section.
Because the left upper hull section 3 and the right upper hull section 4 are positioned and hoisted by taking the diving board 2 as a reference, the carrying position of the third support frame 6 directly influences the efficiency of the assembling work, before the third support frame 6 is carried, the ground 7 is firstly drawn, the carrying position of the third support frame 6 is shown, and in order to ensure the accurate position of the third support frame 6, the carrying position needs to be calibrated by using an instrument after the drawing is finished.
Referring to fig. 6 to 8, specifically, in this embodiment, the left upper hull section 3 is hoisted first, then the right upper hull section 4 is hoisted, and then the upper hull section 5 is hoisted, at this time, the left upper hull section 3 and the right upper hull section 4 can provide support for the upper hull section 5, and therefore, the step S200 includes:
and hoisting the left upper hull section 3, the right upper hull section 4 and the upper hull section 5 to the left side, the right side and the upper side of the gangway 2 in sequence.
Specifically, after the left upper hull section 3 and the right upper hull section 4 are hoisted in place, the first support frame is installed, and the first support frame can be installed on the left upper hull section 3 or the right upper hull section 4, in this embodiment, the left upper hull section 3 and the right upper hull section 4 are both installed with the first support frame, and the first support frame is installed on one side of the left upper hull section 3 and the right upper hull section 4, which is close to the gangway 2; after the installation is finished, the first support frame is abutted against the lower surface of the ship springboard 2, and the first support frame provides support for the ship springboard 2; thus, step S200 includes:
and a first support frame is arranged on the left upper layer hull section 3 and/or the right upper layer hull section 4, and the first support frame is abutted against the lower surface of the gangway 2.
Through setting up first support frame, left side upper hull segmentation 3 and right side upper hull segmentation 4 can support for ship springboard 2, and when hoist and mount upper hull block, left side upper hull segmentation 3 and right side upper hull segmentation 4 can form the support to ship springboard 2, drive ship springboard 2 and remove.
Referring to fig. 10, specifically, the first support frame includes a support plate 1401 and a reinforcing rib 1402, the support plate 1401 is horizontally installed, and two support plates 1401 installed on the left upper hull section 3 and the right upper hull section 4 have the same height, one side of each of the two support plates 1401 is welded and fixed to the side of the left upper hull section 3 and the side of the right upper hull section 4, the other side is suspended, the upper surface of the support plate 1401 abuts against the lower surface of the diving board 2, one end of the reinforcing rib 1402 is fixed to the side of the upper hull section, and the other end is fixed to the lower surface of the support plate 1401. The horizontally disposed support plates 1401 may provide good support to the diving board 2, and the reinforcing ribs 1402 may improve the strength of the support plates 1401 due to the large weight of the diving board 2.
Specifically, the upper hull section 5 and the diving board 2 are fixed by the second support frame 10, in this embodiment, the second support frame 10 is a steel bar, one end of the second support frame 10 is connected to the upper surface of the diving board 2, and the other end is connected to the upper hull section 5. Thus, step S200 includes:
a second support frame 10 is installed on the upper-side upper-layer hull section 5 such that the lower end of the second support frame 10 is connected to the upper surface of the diving board 2.
The pressure between the ship springboard 2 and the first support frame can be reduced by arranging the second support frame 10; slight shaking can occur in the hoisting process, and the second support frame 10 is arranged, so that the connection stability of the ship springboard 2 and the upper ship body segment can be improved, and the collision damage between the ship springboard 2 and the upper ship body segment is avoided.
Specifically, two second support frames 10 are arranged along the width direction of the ship springboard 2, of course, three or more second support frames 10 can be arranged along the width direction, and two or more second support frames 10 can be arranged along the length direction, so that the stress of the ship springboard 2 is balanced, and the ship springboard 2 is prevented from swinging in the hoisting process.
Preferably, the second support frame 10 and the gangplank 2, the upper hull section 5 of upside can be dismantled with fasteners such as bolts and the like and be connected, and the gangplank 2 and the upper hull section 5 of upside belong to temporary fixation, and the upper hull block is hoisted in place and is fixed, and then the second support frame 10 needs to be dismantled, so that the second support frame 10 and the gangplank 2, the upper hull section 5 of upside can be connected with each other by using a detachable connection mode, and the dismantling difficulty of the subsequent second support frame 10 can be reduced.
Referring to fig. 11, specifically, both ends of the upper hull section 5 in the length direction are provided with a pull rope 11, and one end of the pull rope 11 away from the upper hull section 5 is connected to the diving board 2. Thus, step S200 includes:
and pulling ropes 11 are arranged at two ends of the upper-layer hull segment 5 in the length direction, and one end of each pulling rope 11, which is far away from the upper-layer hull segment 5, is connected with the upper surface of the gangway 2.
Because the length of the ship springboard 2 is long, the ship springboard 2 needs to extend out of the ship to form a suspended end, the stay cord 11 is arranged to support the two suspended ends of the ship springboard 2, and the ship springboard 2 is prevented from being broken in the hoisting process.
Specifically, in the present embodiment, the pulling rope 11 is a steel wire rope, the hanging weight 12 is provided on the upper surface of the upper hull section 5, the protecting member 13 is provided at the edge position of the end of the upper hull section 5, one end of the pulling rope 11 is connected to the hanging weight 12, and the other end of the pulling rope 11 bypasses the protecting member 13 and is connected to the diving board 2. In the hoisting process, the upper hull block can shake, the protecting piece 13 can separate the pull rope 11 and the upper hull block 5, the pull rope 11 is prevented from being worn and broken, and the operation safety is improved.
Specifically, the third support frame 6 is removed before the upper hull block is hoisted to the lower hull 1. During hoisting, the first support frame, the second support frame 10 and the pull rope 11 are all provided with supports for the ship springboard 2, the third support frame 6 is removed, collision between the upper-layer ship block and the ship springboard 2 can be avoided, and the hoisting difficulty of the upper-layer ship block is reduced.
Claims (10)
1. A method of assembling a marine vessel providing a lower hull, a diving board and a plurality of upper hull sections, comprising the steps of:
step S100, moving the ship springboard to an assembly area;
s200, sequentially assembling and welding the upper-layer hull sections on the two sides and the upper side of the ship springboard, wherein the ship springboard and all the upper-layer hull sections form an upper-layer hull total section;
and S300, hoisting the upper-layer ship hull block to the lower-layer ship hull.
2. The ship assembling method according to claim 1, wherein the step S200 includes:
providing three said upper hull sections;
hoisting the three upper-layer ship body sections to the left side, the right side and the upper side of the ship springboard;
and installing a first support frame on one or two of the upper-layer hull sections, and enabling the first support frame to be positioned on the left side and/or the right side of the ship springboard, wherein the first support frame abuts against the lower surface of the ship springboard.
3. The ship assembly method according to claim 2, wherein the first support frame includes a support plate and a reinforcing rib, the support plate is horizontally disposed, one side of the support plate is fixed to the side surface of the upper hull section, the other side of the support plate is suspended, the upper surface of the support plate abuts against the lower surface of the ship springboard, one end of the reinforcing rib is fixed to the side surface of the upper hull section, and the other end of the reinforcing rib is fixed to the lower surface of the support plate.
4. The ship assembling method according to claim 1, wherein the step S200 includes:
providing three said upper hull sections;
hoisting the three upper-layer ship body sections to the left side, the right side and the upper side of the ship springboard;
and installing a second support frame on the upper-layer ship body section to enable the lower end of the second support frame to be connected with the upper surface of the ship springboard.
5. The ship assembling method according to claim 4, wherein the gangboard has at least two of the second support frames arranged in a width direction; and/or the presence of a gas in the gas,
at least two second support frames are arranged on the ship springboard along the length direction.
6. The ship assembling method according to claim 1, wherein the step S200 includes:
providing three said upper hull sections;
hoisting the three upper-layer ship body sections to the left side, the right side and the upper side of the ship springboard;
and pull ropes are arranged at two ends of the upper-layer hull segment in the length direction, and one end of each pull rope, which is far away from the upper-layer hull segment, is connected with the upper surface of the gangway.
7. The ship assembling method according to claim 1, wherein the step S200 includes:
providing three said upper hull sections;
and sequentially hoisting the three upper-layer ship bodies to the left side, the right side and the upper side of the ship springboard in a segmented manner.
8. The ship assembling method according to any one of claims 1 to 7, wherein the following steps are provided before step S100:
and carrying a third support frame for supporting the ship springboard in the assembling area.
9. The method of assembling a marine vessel of claim 8 wherein said third bracing is removed prior to lifting said upper hull block to said lower hull.
10. The ship assembly method according to claim 8, wherein the assembly area is marked to indicate a mounting position of the third support frame before the third support frame is mounted, and the mounting position is calibrated using an instrument after the marking is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110213430.1A CN112793733A (en) | 2021-02-25 | 2021-02-25 | Ship assembling method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110213430.1A CN112793733A (en) | 2021-02-25 | 2021-02-25 | Ship assembling method |
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| Publication Number | Publication Date |
|---|---|
| CN112793733A true CN112793733A (en) | 2021-05-14 |
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| CN202110213430.1A Pending CN112793733A (en) | 2021-02-25 | 2021-02-25 | Ship assembling method |
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Application publication date: 20210514 |