CN111532372B - Integrated inspection channel for ballast tank of ore carrier and construction method thereof - Google Patents
Integrated inspection channel for ballast tank of ore carrier and construction method thereof Download PDFInfo
- Publication number
- CN111532372B CN111532372B CN202010349139.2A CN202010349139A CN111532372B CN 111532372 B CN111532372 B CN 111532372B CN 202010349139 A CN202010349139 A CN 202010349139A CN 111532372 B CN111532372 B CN 111532372B
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- inspection channel
- platform
- outer plate
- longitudinal wall
- inner longitudinal
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- 238000007689 inspection Methods 0.000 title claims abstract description 172
- 238000010276 construction Methods 0.000 title claims abstract description 15
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 28
- 238000000034 method Methods 0.000 claims description 18
- 238000003466 welding Methods 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 2
- 239000011707 mineral Substances 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 239000004576 sand Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Classifications
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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
- B63B3/00—Hulls characterised by their structure or component parts
- B63B3/14—Hull parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B73/00—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms
- B63B73/20—Building or assembling prefabricated vessel modules or parts other than hull blocks, e.g. engine rooms, rudders, propellers, superstructures, berths, holds or tanks
-
- 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
Abstract
The invention relates to an integrated inspection channel of a ballast tank of a ore carrier and a construction method thereof, wherein an outer plate inspection channel platform is vertically welded on the inner wall of a side outer plate, an inner longitudinal wall inspection channel platform is vertically welded on the inner wall of an inner longitudinal wall, an inspection channel connecting platform is vertically welded on a watertight bulkhead of the ballast tank, two ends of the inspection channel connecting platform are connected with the outer plate inspection channel platform and the inner longitudinal wall inspection channel platform, the inspection channel connecting platform, the outer plate inspection channel and the inner longitudinal wall inspection channel platform are widened longitudinal bones, the bottoms of the inspection channel connecting platform, the outer plate inspection channel platform and the inner longitudinal wall inspection channel platform are supported by a plurality of support toggle plates arranged at intervals, and the support toggle plates are welded on the watertight bulkhead of the corresponding ballast tank, the side outer plate and the inner longitudinal wall. The channel utilizes the longitudinal bone structure of the ship, which is beneficial to reducing the construction quantity.
Description
Technical Field
The invention relates to the field of ship construction, in particular to a ballast tank integrated inspection channel of a sand carrier and a construction method thereof.
Background
In the design of a ballast tank of a mineral aggregate ship, in order to meet the requirements of comprehensive near-viewing inspection and plate thickness measurement on the hull structure of the ballast tank, a traditional inspection channel structure form is generally built, the structure form is of conventional design, and a plurality of adverse factors exist in the structure form: firstly, a traditional inspection channel structure is built, namely a platform of the inspection channel structure is built in a ballast tank by adding flat steel, square steel and the like in the same plane and building a grid and an armrest of Fang Dashe, the structure is generally installed in the ballast tank, and the difficulty of construction and installation is increased and paint damage caused by secondary construction in the tank is caused due to the height; secondly, the traditional inspection channel structure is built, so that a ship longitudinal frame structure and an independent inspection channel platform are required to be arranged, a part of manufacturing materials are wasted, the manufacturing cost is increased, and the weight of the ship is increased. The above two points can be said to be time-consuming and labor-consuming materials and increase the manufacturing cost.
Disclosure of Invention
The invention aims to solve the defects that an internal inspection channel of a large ship is difficult to build and materials are wasted in the prior art, and provides an integrated inspection channel structure and a building method, which utilize a longitudinal structure of the ship and reduce the building amount.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an integrated inspection passageway of ore carrier ballast tank, includes the broadside planking, planking inspection passageway platform, ballast tank watertight bulkhead, inspection passageway connection platform, interior longitudinal wall inspection passageway platform, interior longitudinal wall, inspection passageway platform support toggle plate, planking inspection passageway platform welds perpendicularly in the inboard planking inner wall, interior longitudinal wall inspection passageway platform welds perpendicularly on the inner wall of interior longitudinal wall, inspection passageway connection platform welds perpendicularly in ballast tank watertight bulkhead, planking inspection passageway platform and interior longitudinal wall inspection passageway platform are connected at inspection passageway connection platform's both ends, inspection passageway connection platform, planking inspection passageway, interior longitudinal wall inspection passageway platform are widened longitudinal bones, inspection passageway connection platform, planking inspection passageway platform, interior longitudinal wall inspection passageway platform's bottom is supported by a plurality of intervals setting's support toggle plate, support toggle plate welds in corresponding ballast tank watertight bulkhead, broadside planking and interior longitudinal wall.
Further, the support toggle plate is a trapezoid plate, and the upper side surface and the lower side surface of the support toggle plate are respectively welded to the widened longitudinal bones and the longitudinal bones below the widened longitudinal bones.
Further, the inspection channel connecting platform, the outer plate inspection channel platform and the inner longitudinal wall inspection channel platform are positioned on the same plane, and right-angle reinforcing plates are arranged at the connected corners.
The method for constructing the integrated inspection channel of the ballast tank of the ore carrier comprises the following steps:
(1) The method comprises the steps of supporting toggle plates of a side outer plate, an outer plate inspection channel platform, a ballast tank watertight bulkhead, an inspection channel connecting platform, an inner longitudinal wall inspection channel platform, an inner longitudinal wall and an inspection channel platform according to a lofting size 1:1, carrying out numerical control blanking;
(2) The method comprises the steps of determining the position of an outer plate inspection channel platform by taking one side of an outboard plate as a jig frame reference surface, constructing a widened longitudinal rib to replace an original longitudinal rib to serve as the outer plate inspection channel platform, determining the position of the outer plate inspection channel platform by taking one side of an inner longitudinal wall as a jig frame reference surface, and constructing a widened longitudinal rib to replace the original longitudinal rib to serve as the inner longitudinal wall inspection channel platform;
(3) After the side outer plate and the inner longitudinal wall are installed, positioning and welding an outer plate inspection channel platform on the inner wall of the side outer plate, and welding a plurality of support toggle plates at equal intervals on the bottom of the outer plate inspection channel platform, wherein three sides of the support toggle plates are respectively welded and fixed with the side outer plate, the outer plate inspection channel platform and the longitudinal bones at the bottom of the outer plate inspection channel platform; positioning and mounting an inner longitudinal wall inspection channel platform on the inner longitudinal wall, and welding a plurality of support toggle plates at equal intervals at the bottom of the inner longitudinal wall inspection channel platform, wherein three side edges of the support toggle plates are respectively welded and fixed with the inner longitudinal wall, the inner longitudinal wall inspection channel platform and longitudinal bones at the bottom of the inner longitudinal wall inspection channel platform;
(4) Taking one surface of a watertight bulkhead of the ballast tank as a bed-jig datum plane, and constructing a widened longitudinal rib to replace an original longitudinal rib as a test channel connecting platform;
(5) The method comprises the steps that on the outer side of a positioned and installed watertight bulkhead of a ballast tank, an inspection channel connecting platform is welded and installed on the watertight bulkhead of the ballast tank, two ends of the inspection channel connecting platform are respectively parallel and level to the side surfaces of an outer plate inspection channel platform and an inner longitudinal wall of the same layer, a plurality of support toggle plates are welded at equal intervals on the bottom of the inspection channel connecting platform, and three side edges of the support toggle plates are welded and fixed with the watertight bulkhead of the ballast tank, the inspection channel connecting platform and longitudinal bones on the bottom of an outer inspection channel connecting platform respectively;
(6) And a right-angle reinforcing plate is welded and installed at the inner corner of the joint of the inspection channel connecting platform and the outer plate inspection channel platform and the inner longitudinal wall inspection channel platform.
After the technical scheme is adopted, the beneficial effects of the invention are as follows:
by utilizing the particularity of the structural form of the ballast tank of the ore carrier, the method for installing the traditional inspection channel by the outfitting erecting platform is changed into the method for designing the inspection channel by means of the widths of the outer plates and the inner longitudinal wall longitudinal bones, the longitudinal bones and the inspection channel platform are combined into one for use, and the structural form of the inspection channel is adopted, so that the construction period can be saved, and meanwhile, the construction difficulty is reduced.
In the ship design process, the original longitudinal structure of the ship is used as an inspection channel platform, so that the integral structural strength of the ship is improved, the process is moved forward to the stage construction process to finish the construction of the inspection channel platform, the workload of constructing the inspection channel by later outfitting is reduced, the subsequent difficulty caused by height reasons and paint damage caused by secondary construction in a cabin are reduced, and the production efficiency is effectively improved; on the premise of ensuring the structural strength of the ship, the method reduces part of the structure, reduces the weight and reduces the manufacturing cost.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an internal frame view of the ballast tank;
fig. 3 is a partial enlarged view.
In the figure: an outer plate inspection channel platform 1, an inspection channel connecting platform 2, an inner longitudinal wall inspection channel platform 3, widened longitudinal ribs 4, support toggle plates 5, longitudinal ribs 6, side outer plates 7, inner longitudinal walls 8, ballast tank watertight bulkheads 9 and right-angle reinforcing plates 10.
Detailed Description
The following detailed description of the invention refers to the accompanying drawings, which illustrate specific embodiments of the invention:
as shown in the figure, an integrated inspection channel for ballast tanks of a sand carrier is a combined plane channel formed by connecting an outer plate inspection channel platform 1, an inspection channel connecting platform 2 and an inner longitudinal wall inspection channel platform 3 end to end, and a plurality of layers of such combined channels are arranged in the ballast tanks of the sand carrier, so that personnel can inspect the bulkhead conveniently. The outer plate inspection channel platform 1, the inspection channel connecting platform 2 and the inner longitudinal wall inspection channel platform 3 are formed by widening and constructing partial longitudinal bones in the ballast tank by utilizing special structures of the ore carrier, and no additional construction is needed. The width of the widened longitudinal bone 4 is between 1000mm and 1200mm, the thickness is 30mm, the width of the rest longitudinal bones is 300mm, and the thickness is 30mm. The person has a passage space of 700mm-900mm width on the widened longitudinal bones 4. In order to support the inspection platform and the connection platform, a row of support toggle plates 5 are welded below the inspection platform and the connection platform, the support toggle plates 5 are trapezoid, and simultaneously are welded with longitudinal ribs 6 corresponding to the bulkhead, the bottom of the platform and the bottom of the platform of each platform, so that the strength is improved. The outer plate inspection channel platform 1 is vertically welded on the inner wall of the side outer plate 7, the longitudinal wall inspection channel platform 3 is vertically welded on the inner wall of the inner longitudinal wall 8, the inspection channel connecting platform 2 is vertically welded on the watertight bulkhead 9 of the ballast tank, the two ends of the inspection channel connecting platform 2 are connected with the outer plate inspection channel platform 1 and the inner longitudinal wall inspection channel platform 3, the three platforms are coplanar, and people can conveniently go back and forth on the two inspection channel platforms. Right angle stiffening plates 4 are welded and installed at the corners where the inspection channel connecting platform 2 is connected with the outer plate inspection channel platform 1 and the inner longitudinal wall inspection channel platform 3 respectively, so that the connection of the three platforms is more stable, and the passing area of personnel can be increased.
The method for constructing the integrated inspection channel of the ballast tank of the ore carrier comprises the following steps:
(1) The side outer plate 7, the outer plate inspection channel platform 1, the ballast tank watertight bulkhead 9, the inspection channel connecting platform 2, the inner longitudinal wall inspection channel platform 3, the inner longitudinal wall 8 and the support toggle plate 5 are arranged according to the lofting size 1:1, carrying out numerical control blanking;
(2) The method comprises the steps of determining the position of an outer plate inspection channel platform 1 by taking one side of a side outer plate 7 as a jig frame reference surface, constructing a widened longitudinal rib to replace an original longitudinal rib to serve as the outer plate inspection channel platform 1, determining the position of the outer plate inspection channel platform by taking one side of an inner longitudinal wall 8 as a jig frame reference surface, and constructing a widened longitudinal rib to replace an original longitudinal rib to serve as an inner longitudinal wall inspection channel platform 3;
(3) After the side outer plate 7 and the inner longitudinal wall 8 are installed, the outer plate inspection channel platform 1 is installed on the inner wall of the side outer plate 7 in a positioning welding way, a plurality of support toggle plates 5 are welded at equal intervals on the bottom of the outer plate inspection channel platform 1, and three side edges of the support toggle plates 5 are welded and fixed with the side outer plate 7, the outer plate inspection channel platform 1 and longitudinal bones on the bottom of the outer plate inspection channel platform respectively; positioning and mounting an inner longitudinal wall inspection channel platform 3 on an inner longitudinal wall 8, and welding a plurality of support toggle plates 5 at equal intervals at the bottom of the inner longitudinal wall channel platform 3, wherein three side edges of the support toggle plates 5 are respectively welded and fixed with the inner longitudinal wall 8, the inner longitudinal wall inspection channel platform 3 and longitudinal bones at the bottom of the inner longitudinal wall inspection channel platform;
(4) Taking one surface of a watertight bulkhead 9 of the ballast tank as a jig frame datum plane, constructing widened longitudinal bones instead of original longitudinal bones as a test channel to connect the platform 2;
(5) The method comprises the steps that (1) the inspection channel connecting platform 2 is welded and installed on the outer side of a positioned and installed ballast tank watertight bulkhead 9 on the ballast tank watertight bulkhead 9, two ends of the inspection channel connecting platform 2 are respectively flush with the side surfaces of an outer plate inspection channel platform 1 and an inner longitudinal wall phase inspection channel platform 3 on the same layer, a plurality of support toggle plates 5 are welded at equal intervals on the bottom of the inspection channel connecting platform, and three side edges of the support toggle plates 5 are welded and fixed with longitudinal bones on the bottoms of the ballast tank watertight bulkhead 9, the inspection channel connecting platform 2 and the outer inspection channel connecting platform respectively;
(6) And right-angle reinforcing plates 10 are welded and installed at the inner corners of the joints of the inspection channel connecting platform 2, the outer plate inspection channel platform 1 and the inner longitudinal wall inspection channel platform 3.
The technical scheme uses the inspection channel and the longitudinal bones, is not only beneficial to the overall structural strength of the ship, but also can improve the production efficiency and reduce the material loss.
Claims (2)
1. The method for constructing the integrated inspection channel of the ballast tank of the ore carrier comprises a side outer plate, an outer plate inspection channel platform, a watertight bulkhead of the ballast tank, an inspection channel connecting platform, an inner longitudinal wall inspection channel platform, an inner longitudinal wall and an inspection channel platform supporting toggle plate, and is characterized in that the outer plate inspection channel platform is vertically welded on the inner wall of the side outer plate, the inner longitudinal wall inspection channel platform is vertically welded on the inner wall of the inner longitudinal wall, the inspection channel connecting platform is vertically welded on the watertight bulkhead of the ballast tank, two ends of the inspection channel connecting platform are connected with the outer plate inspection channel platform and the inner longitudinal wall inspection channel platform, the inspection channel connecting platform, the outer plate inspection channel and the inner longitudinal wall inspection channel platform are widened longitudinal bones, and the bottoms of the inspection channel connecting platform, the outer plate inspection channel platform and the inner longitudinal wall inspection channel platform are supported by a plurality of supporting toggle plates arranged at intervals, and the supporting toggle plates are welded on the watertight bulkhead of the corresponding ballast tank, the side outer plate and the inner longitudinal wall;
the inspection channel connecting platform is positioned on the same plane with the outer plate inspection channel platform and the inner longitudinal wall inspection channel platform, and right-angle reinforcing plates are arranged at the connected corners;
the construction method of the inspection channel comprises the following steps:
(1) The method comprises the steps of supporting toggle plates of a side outer plate, an outer plate inspection channel platform, a ballast tank watertight bulkhead, an inspection channel connecting platform, an inner longitudinal wall inspection channel platform, an inner longitudinal wall and an inspection channel platform according to a lofting size 1:1, carrying out numerical control blanking;
(2) The method comprises the steps of determining the position of an outer plate inspection channel platform by taking one side of an outboard plate as a jig frame reference surface, constructing a widened longitudinal rib to replace an original longitudinal rib to serve as the outer plate inspection channel platform, determining the position of the outer plate inspection channel platform by taking one side of an inner longitudinal wall as a jig frame reference surface, and constructing a widened longitudinal rib to replace the original longitudinal rib to serve as the inner longitudinal wall inspection channel platform;
(3) After the side outer plate and the inner longitudinal wall are installed, positioning and welding an outer plate inspection channel platform on the inner wall of the side outer plate, and welding a plurality of support toggle plates at equal intervals on the bottom of the outer plate inspection channel platform, wherein three sides of the support toggle plates are respectively welded and fixed with the side outer plate, the outer plate inspection channel platform and the longitudinal bones at the bottom of the outer plate inspection channel platform; positioning and mounting an inner longitudinal wall inspection channel platform on the inner longitudinal wall, and welding a plurality of support toggle plates at equal intervals at the bottom of the inner longitudinal wall inspection channel platform, wherein three side edges of the support toggle plates are respectively welded and fixed with the inner longitudinal wall, the inner longitudinal wall inspection channel platform and longitudinal bones at the bottom of the inner longitudinal wall inspection channel platform;
(4) Taking one surface of a watertight bulkhead of the ballast tank as a bed-jig datum plane, and constructing a widened longitudinal rib to replace an original longitudinal rib as a test channel connecting platform;
(5) The method comprises the steps that on the outer side of a positioned and installed watertight bulkhead of a ballast tank, an inspection channel connecting platform is welded and installed on the watertight bulkhead of the ballast tank, two ends of the inspection channel connecting platform are respectively parallel and level to the side surfaces of an outer plate inspection channel platform and an inner longitudinal wall of the same layer, a plurality of support toggle plates are welded at equal intervals on the bottom of the inspection channel connecting platform, and three side edges of the support toggle plates are welded and fixed with the watertight bulkhead of the ballast tank, the inspection channel connecting platform and longitudinal bones on the bottom of an outer inspection channel connecting platform respectively;
(6) And a right-angle reinforcing plate is welded and installed at the inner corner of the joint of the inspection channel connecting platform and the outer plate inspection channel platform and the inner longitudinal wall inspection channel platform.
2. The method for constructing an integrated inspection channel for ballast tanks of a mineral aggregate carrier according to claim 1, wherein the support toggle plate is a trapezoid plate, and the upper and lower sides of the support toggle plate are welded to the widened longitudinal bones and the longitudinal bones below the widened longitudinal bones, respectively.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010349139.2A CN111532372B (en) | 2020-04-28 | 2020-04-28 | Integrated inspection channel for ballast tank of ore carrier and construction method thereof |
| PCT/CN2020/139472 WO2021218205A1 (en) | 2020-04-28 | 2020-12-25 | Integrated inspection channel of ballast tank of ore carrier and building method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010349139.2A CN111532372B (en) | 2020-04-28 | 2020-04-28 | Integrated inspection channel for ballast tank of ore carrier and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN111532372A CN111532372A (en) | 2020-08-14 |
| CN111532372B true CN111532372B (en) | 2023-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010349139.2A Active CN111532372B (en) | 2020-04-28 | 2020-04-28 | Integrated inspection channel for ballast tank of ore carrier and construction method thereof |
Country Status (2)
| Country | Link |
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| CN (1) | CN111532372B (en) |
| WO (1) | WO2021218205A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111532372B (en) * | 2020-04-28 | 2023-12-15 | 江苏扬子鑫福造船有限公司 | Integrated inspection channel for ballast tank of ore carrier and construction method thereof |
| CN115092321A (en) * | 2022-06-30 | 2022-09-23 | 中国舰船研究设计中心 | Marine steel gate body |
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| Publication number | Publication date |
|---|---|
| WO2021218205A1 (en) | 2021-11-04 |
| CN111532372A (en) | 2020-08-14 |
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