CN115230904A - Segmented construction method for panoramic cab of container ship - Google Patents
Segmented construction method for panoramic cab of container ship Download PDFInfo
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- CN115230904A CN115230904A CN202210935809.8A CN202210935809A CN115230904A CN 115230904 A CN115230904 A CN 115230904A CN 202210935809 A CN202210935809 A CN 202210935809A CN 115230904 A CN115230904 A CN 115230904A
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- 238000010276 construction Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 claims abstract description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 26
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 4
- 229910000746 Structural steel Inorganic materials 0.000 claims description 3
- 230000005484 gravity Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 3
- 230000011218 segmentation Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- -1 and specifically Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
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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
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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
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Abstract
The invention discloses a container ship panoramic cab segmented construction method, which divides a panoramic cab segment into a left segment, a middle segment and a right segment by taking a position of a top plate folding line facing a ship side by 100-300 mm as a segmented broken suture line, respectively constructs the three segments in a reverse state and then combines the three segments to form a complete panoramic cab segment, and can effectively solve the problems that the construction precision of the traditional construction process is poor and the center of gravity of the segment can be deviated to one side to easily cause the rollover of the segment in the lifting process.
Description
Technical Field
The invention relates to the technical field of ship construction, in particular to a container ship panoramic cab sectional construction method.
Background
In order to reduce the cost of single-container transportation of container ships, more and more liner companies tend to build and transport ultra-large container ships with the improvement of ocean-going ship discharge standards, the maximum container carrying capacity of the container ships can reach 24000 boxes, and the width of the ship can reach about 60 meters. The cab is used as a command and control part of a ship, a good visual field is generally required, the cab is arranged on the highest deck of an upper building, in order to shorten a blind area at the front end as much as possible, the existing ultra-large container ship is arranged in a panoramic cab, namely, platforms extending from two sides are all designed in a closed mode and are connected with a middle cab to form a complete cab, and independent control consoles are arranged on two sides respectively, so that the use effects of high control moderate performance and wide visual field are achieved. However, for the segmented structure of the cab, the original width of 30 meters is increased by 1 time, besides the surrounding wall plate and a small number of upright post structures, the structure without the bulkhead below the top plate is used as a support, but according to the prior art, the segmented structure is divided into a single segment or left and right symmetric segments, and for the current segmented construction of the panoramic cab, the following defects exist:
1. if single subsection division is adopted, the subsection width can reach 60 meters, and shipyards at home and abroad generally do not have subsection construction sites with the width of 60 meters.
2. If left and right symmetrical division is adopted, the requirements for building the sectional width can be basically met, but each section is in a pistol shape, the gravity center is deviated to one side in the sectional transportation and turning-over processes, the hanging ring cannot be arranged, and considerable potential safety hazards also exist when the upper portal frame is placed.
3. The driving control station is generally arranged in the middle of the panoramic cab, and if the existing left and right symmetrical dividing form is adopted, the driving control station is pre-embedded before the segmentation is closed, so that the construction of large segmented joints is definitely performed right above the driving control station, the protection materials of the driving control station are increased, the risk of damage to the driving control station caused by welding construction exists, and the potential safety hazard is large.
4. If the left and right symmetrical division is adopted, because of the lack of the middle bulkhead structural support, the channel steel with longer size needs to be added for reinforcement in the construction and turning-over hoisting process of the segment, so that the construction precision control difficulty is increased, and the deformation control is not facilitated.
Disclosure of Invention
In view of the above, the invention provides a container ship panoramic cab segmented construction method, which is used for solving the problems of panoramic cab segmented construction precision and lifting, and can complete the installation of equipment in a cab to a total section in advance, thereby greatly shortening the ship construction period and improving the ship construction efficiency.
A segmented construction method for a panoramic cab of a container ship comprises the following steps:
s1, combining a sectional design drawing and a plane layout drawing of a panoramic cab section, and dividing the panoramic cab section into a left section, a middle section and a right section by taking a position of a roof angle line facing a broadside by 100-300 mm as a sectional broken line;
the segmented broken sewing lines need to avoid a device base of a device in the cab, a radar mast base on a top plate of the cab, a window frame opening on a surrounding wall plate and a folding line of the surrounding wall plate;
s2, reversely building a left part section, a middle part section and a right part section;
in the process of constructing the left part section, the middle part section or the right part section, a reinforcing structure is additionally arranged on the edge of the lower opening of the section and the opening of the adjacent surrounding wall plate;
and S3, performing reverse coating on the left subsection, the middle subsection and the right subsection, after the coating is finished, turning over the general assembly platform to be normal, and then folding the general assembly platform to form the panoramic cab subsection.
Preferably, the segment-broken stitches in step S1 are set at a position 150mm toward the broadside with the roof gusset line.
Preferably, the specific steps of folding the total assembly after turning the left subsection, the middle subsection and the right subsection on the total assembly platform to normal in the step S3 are as follows:
firstly, pre-burying cab equipment on a lower deck platform;
then, turning over the middle section on the general assembly platform to be normal, and then lifting and placing the middle section on a lower deck platform, wherein the center of the middle section is coincided with a center line which is drawn in advance on the lower deck platform;
after the middle section is positioned, turning the left section and the right section on the general assembly platform to be normal and then folding the left section and the right section with the middle section;
and finally, welding the joints of the middle part section and the left part section and the right part section.
Preferably, the in-cab apparatus includes a driver's console, a console, and a sanitary unit provided in the cab.
Preferably, the left part section, the middle part section and the right part section in the step S2 are all composed of a top plate, a subsection structural member, a surrounding wall plate, a vertical column and an outfitting piece,
when the left part section, the middle part section and the right part section are built, firstly, a top plate is horizontally placed on a jig frame; then, mounting the subsection structural members at corresponding positions by taking the top plate as a base surface according to the construction drawing corresponding to each subsection; after the sectional structural member is installed, installing a wall enclosing plate and an upright post; and finally, installing outfitting.
Preferably, the segmented structural member comprises a cross beam and a stringer fixed on the top plate;
the outfitting piece comprises a cable, an electric lamp support, an electric box base, a pipe support, a handrail, a ladder and a steel window frame.
Preferably, the reinforcing structure includes a transverse reinforcing member, a longitudinal reinforcing member, and a diagonal reinforcing member.
Preferably, the transverse reinforcing member, the longitudinal reinforcing member and the oblique reinforcing member are all made of structural steel with specification of 20#, Q235A.
The beneficial effects of the invention are:
1. according to the method, the panoramic cab segment is divided into a left segment, a middle segment and a right segment by taking the position of a roof folding line facing to the broadside by 100-300 mm as a segment broken line, the three segments are respectively constructed in a reverse state and then are combined to form a complete panoramic cab segment, and the problems that the construction precision of the traditional construction process is poor and the center of gravity of the segment can deviate to one side to easily cause the segment to roll over in the lifting process can be effectively solved.
2. The segmentation broken line is arranged at the position of 100mm-300mm of the folded line of the top plate towards the broadside, the left segment and the right segment can be guaranteed to be built in the same tire, the device base located in the cab equipment can be avoided, the radar base located on the top plate of the cab, the window frame opening on the enclosure wall plate, the folded line of the enclosure wall plate and the like, the installation integrity of the device base in the corresponding segment can be guaranteed, meanwhile, the obtained middle segment can be divided, and the driving control console in the cab, the control console, the sanitary unit and other devices can be included, and the improvement of the integrity of segmentation outfitting is facilitated.
3. The protection material that not only can reduce the control cabinet is driven in this application, can not cause the damage to driving the control cabinet in addition among the welding work progress, the security performance is high.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic illustration of the subdivision of a panoramic cab segment of a 24000TEU container ship.
Fig. 2 is a floor plan of a panoramic cab segment.
Fig. 3 is a schematic inverted view of a panoramic cab segment.
Fig. 4 is a schematic view of a reinforcing structure provided on the middle section.
Fig. 5 is a schematic illustration of the left, middle and right segments being closed into a panoramic cab segment.
The designations in the figures mean:
the structure comprises a left part 1, a middle part 2, a right part 3, a panoramic cab part 4, a driving console 5, a console 6, a sanitary unit 7, a sectional broken seam line 8, a panoramic cab part center line 9, a reinforcing structure 10, a front wall plate 11, a rear wall plate 12, a lateral surrounding wall plate 13 and an oblique surrounding wall plate 14.
Detailed Description
For better understanding of the technical solutions of the present invention, the following detailed descriptions of the embodiments of the present invention are provided with reference to the accompanying drawings.
It should be understood that the described embodiments are only some embodiments of the 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.
The present application is described in further detail below with reference to specific embodiments and with reference to the attached drawings.
In the description of the present application, it should be understood that the terms "upper", "lower", "left", "right", and the like used in the embodiments of the present application are described with reference to the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.
The invention provides a segmented construction method for a panoramic cab of a container ship, which specifically comprises the following steps:
s1, combining a section design drawing and a plane layout drawing (shown in figure 2) of the panoramic cab section, and dividing the panoramic cab section into three parts, namely a left section 1, a middle section 2 and a right section 3 by taking a position of a roof angle line facing to a broadside by 100-300 mm as a section broken line 8.
The sectional broken lines 8 need to avoid equipment bases of equipment in the cab, radar mast bases on a top plate of the cab, window frame openings on the enclosure wall plates and the break lines of the enclosure wall plates.
The in-cab apparatus includes a console 5, an operation panel 6, a sanitary unit 7, and the like provided in the cab.
Preferably, the segmented break line 8 may be provided at a position 150mm toward the broadside with the roof gusset line.
Taking a panoramic cab segment of a 24000TEU container ship as an example, as shown in fig. 1, a segment broken line 8 can be arranged at a position which is 16220mm away from a segment center line 9 of the panoramic cab segment, so that the left segment 1 and the right segment 3 can be built in the same tire, an equipment base of equipment in the cab, a radar base on a top plate of the cab, a window frame opening on a wall plate, a corner line of the wall plate and the like can be avoided, the installation integrity of the equipment base in the corresponding segment can be ensured, and meanwhile, the devices such as a driving console 5, a control console 6, a sanitary unit 7 and the like in the cab can be included in the divided middle segment 2, so that the integrity of the outfitting of the segment can be improved.
And S2, reversely building a left part section 1, a middle part section 2 and a right part section 3.
The left sub-section 1, the middle sub-section 2 and the right sub-section 3 are all composed of a top plate, a segmented structural member, a surrounding wall plate, a stand column and an outfitting piece, and the construction mode and the construction process are basically the same.
When the left section 1, the middle section 2 and the right section 3 are built, a top plate is horizontally placed on a jig frame (the top plate needs to be assembled and welded on a subsection assembly line in advance); then, mounting the subsection structural members at corresponding positions by taking the top plate as a base surface according to the construction drawing corresponding to each subsection; after the sectional structural member is installed, installing a wall board and a stand column, installing a front wall board 11 and a rear wall board 12, and then installing lateral wall boards 13 on two sides; and finally, installing outfitting.
The sectional structural members comprise cross beams, longitudinal girders and the like fixed on the top plate, and the cross beams and the longitudinal girders need to be alternately installed in order to reduce the penetration as much as possible when the cross beams and the longitudinal girders are installed.
The outfitting comprises cables, electric lamp supports, electric box bases, pipes, pipe supports, handrails, ladders and steel window frames.
When each subsection is built, only one-side enclosure wall plate needs to be installed on the left subsection 1 and the right subsection 2; the middle section 3 is required to be provided with lateral enclosing wall plates 13 on two sides and also with oblique enclosing wall plates 14 on two sides.
In the process of constructing the left section 1, the middle section 2 or the right section 3, a reinforcing structure is required to be additionally arranged on the edge of the lower opening of the section and the opening of the adjacent surrounding wall plate, so that the structural strength of the section can be increased, and the influence on the ship construction quality and precision caused by the deformation of some local structures in the process of section construction or subsequent hoisting is avoided.
The reinforcing structure is composed of transverse reinforcing pieces, longitudinal reinforcing pieces and oblique reinforcing pieces. The transverse reinforcing member, the longitudinal reinforcing member and the oblique reinforcing member are all made of channel steel, and specifically, structural steel with the specification of 20# Q235A can be adopted.
And S4, performing reverse coating on the left subsection 1, the middle subsection 2 and the right subsection 3, after the coating is finished, turning over the general assembly platform to be normal, and then closing the general assembly platform to form a panoramic cab subsection.
The specific steps of folding the total assembly after turning the left section 1, the middle section 2 and the right section 3 on the total assembly platform to be normal are as follows:
firstly, pre-burying cab equipment on a lower deck platform (not shown in the figure), wherein the lower deck platform is a deck section platform positioned below a cab;
then, turning over the middle section 2 on the general assembly platform to be normal, then lifting and placing the middle section 2 on a lower deck platform, and enabling the center of the middle section 2 to coincide with a center line drawn in advance on the lower deck platform;
after the middle section 2 is positioned, turning the left section 1 and the right section 3 on the general assembly platform to be normal and then folding the left section and the right section with the middle section 2;
finally, the butt joints of the middle section 2 and the left and right sections 1 and 3 are welded.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. A container ship panoramic cab segmented construction method is characterized by comprising the following steps:
s1, combining a sectional design drawing and a plane layout drawing of a panoramic cab section, and dividing the panoramic cab section into a left section, a middle section and a right section by taking a position of a roof angle line facing a broadside by 100-300 mm as a sectional broken line;
the sectional broken lines need to avoid an equipment base of equipment in the cab, a radar mast base on a top plate of the cab, a window frame opening on a surrounding wall plate and a folding line of the surrounding wall plate;
s2, reversely building a left part section, a middle part section and a right part section;
in the process of constructing the left part section, the middle part section or the right part section, a reinforcing structure is additionally arranged at the edge of a lower opening of the section and the opening of the adjacent surrounding wall plate;
and S3, performing reverse coating on the left subsection, the middle subsection and the right subsection, after the coating is finished, turning over the general assembly platform to be normal, and folding to form a panoramic cab subsection.
2. The segmental construction method for the panoramic cab of a container ship as set forth in claim 1, wherein the segmental broken lines in step S1 are provided at positions 150mm toward the side with the roof line.
3. The method for constructing the panoramic cab of the container ship in sections according to claim 1, wherein the concrete steps of folding the overall assembly after turning the left section, the middle section and the right section on the overall assembly platform to normal in the step S3 are as follows:
firstly, pre-embedding equipment in a cab on a lower deck platform;
then, turning over the middle section on the general assembly platform to be normal, and then lifting and placing the middle section on a lower deck platform, and enabling the center of the middle section to coincide with a centerline drawn in advance on the lower deck platform;
after the middle section is positioned, the left section and the right section are turned over on the general assembly platform to be normal and then are folded with the middle section;
and finally, welding the joints of the middle part section and the left part section and the right part section.
4. The segmented construction method of the panoramic cab of the container ship as claimed in claim 3, wherein the equipment in the cab comprises a driver's console, a console and a sanitary unit which are arranged in the cab.
5. The sectional construction method of the panoramic cab of the container ship according to claim 1, wherein the left, middle and right sections of step S2 are each composed of a roof panel, a sectional structural member, a surrounding wall panel, a pillar, and an outfitting member,
when the left part section, the middle part section and the right part section are built, firstly, a top plate is horizontally placed on a jig frame; then, mounting the subsection structural members at corresponding positions by taking the top plate as a base surface according to the construction drawing corresponding to each subsection; after the sectional structural member is installed, installing a wall enclosing plate and an upright post; and finally, installing outfitting.
6. The method for constructing the panoramic cab of the container ship according to claim 5, wherein the sectional structural members comprise beams and stringers fixed to a top plate;
the outfitting piece comprises a cable, an electric lamp support, an electric box base, a pipe support, a handrail, a ladder and a steel window frame.
7. The segmented construction method of the panoramic cab of the container ship according to claim 1, wherein the reinforcing structure includes a transverse reinforcing member, a longitudinal reinforcing member and a diagonal reinforcing member.
8. The segmental construction method for the panoramic cab of the container ship as claimed in claim 7, wherein the transverse reinforcing members, the longitudinal reinforcing members and the diagonal reinforcing members are all made of structural steel with specification of 20# Q235A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210935809.8A CN115230904A (en) | 2022-08-04 | 2022-08-04 | Segmented construction method for panoramic cab of container ship |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210935809.8A CN115230904A (en) | 2022-08-04 | 2022-08-04 | Segmented construction method for panoramic cab of container ship |
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| CN112550611A (en) * | 2020-12-02 | 2021-03-26 | 沪东中华造船(集团)有限公司 | Method for building bilge part of fuel tank of dual-fuel container ship in segmented mode |
| CN113955044A (en) * | 2021-11-30 | 2022-01-21 | 沪东中华造船(集团)有限公司 | Method for carrying total section of LNG (liquefied Natural gas) cabin of container ship, total section of LNG cabin and container ship |
| CN114008318A (en) * | 2019-06-12 | 2022-02-01 | 海洋能源公司 | System and method for deploying a hydroelectric energy system |
| KR20220030730A (en) * | 2020-09-03 | 2022-03-11 | 삼성중공업 주식회사 | Method for reinforcing structure of ship block |
-
2022
- 2022-08-04 CN CN202210935809.8A patent/CN115230904A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107985506A (en) * | 2017-12-27 | 2018-05-04 | 广州发展集团股份有限公司 | A kind of total arrangement suitable for 10,000 tons bulk freighter |
| CN109080769A (en) * | 2018-05-31 | 2018-12-25 | 沪东中华造船(集团)有限公司 | A kind of conformal method of construction that naval vessel width type is structural segmented |
| CN109625157A (en) * | 2018-10-31 | 2019-04-16 | 上海江南长兴造船有限责任公司 | The method that the segmentation integration of Large Container Ship wing bridge is built |
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| CN111703552A (en) * | 2020-05-08 | 2020-09-25 | 沪东中华造船(集团)有限公司 | Manufacturing method of LNG filling ship cab segment |
| KR20220030730A (en) * | 2020-09-03 | 2022-03-11 | 삼성중공업 주식회사 | Method for reinforcing structure of ship block |
| CN112550611A (en) * | 2020-12-02 | 2021-03-26 | 沪东中华造船(集团)有限公司 | Method for building bilge part of fuel tank of dual-fuel container ship in segmented mode |
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