CN210212712U - Horizontal bulkhead structure of LNG ship cargo hold - Google Patents
Horizontal bulkhead structure of LNG ship cargo hold Download PDFInfo
- Publication number
- CN210212712U CN210212712U CN201920801233.XU CN201920801233U CN210212712U CN 210212712 U CN210212712 U CN 210212712U CN 201920801233 U CN201920801233 U CN 201920801233U CN 210212712 U CN210212712 U CN 210212712U
- Authority
- CN
- China
- Prior art keywords
- vertical reinforcing
- plate
- longitudinal girder
- reinforcing rib
- transverse
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model discloses a horizontal bulkhead structure of a cargo hold of an LNG ship, which comprises a first vertical reinforcing rib, a second vertical reinforcing rib, a platform plate, a first longitudinal girder and a second longitudinal girder, wherein the first vertical reinforcing rib is arranged in the inner bottom plate area, the second vertical reinforcing rib is arranged in the broadside inclined side plate area, and the end parts of the first vertical reinforcing rib and the second vertical reinforcing rib are provided with toggle plates; the platform plate and the first longitudinal girder are arranged between the first transverse cabin wall plate and the second transverse cabin wall plate, the platform plate is horizontally arranged, the first longitudinal girder is longitudinally arranged, and the platform plate and the first longitudinal girder form a cross beam structure; the second longitudinal girder is arranged below the first vertical reinforcing rib. The utility model discloses simple structure, on-the-spot preparation installation are very convenient, have solved the problem that traditional vertical ladder need stride across transverse arrangement's strengthening rib, have practiced thrift and have arranged the space.
Description
Technical Field
The utility model relates to a shipbuilding technical field especially relates to a horizontal bulkhead structure of LNG ship cargo hold.
Background
The LNG being liquefied naturalGas (Liquid Natural Gas), a Liquid of-163 at atmospheric pressure0And C, the volume of the material is one sixth of that of the material in a gaseous state, and the material is flammable and explosive. As a clean energy source, the market demand for LNG has been very strong in recent years. However, as a hazardous liquid, the safety requirement during transportation is extremely high. The film type LNG ship is a main ship type for transporting LNG in the market, and in order to ensure the structural safety of a cargo hold area, the ship type is designed to be a double-layer bottom, double-side and double-deck design, and two transverse bulkheads are required to be arranged between two liquid cargo holds to form an isolated empty hold structure.
There are many piping and outfitting required to be deployed in the isolation capsule. In the environment of IGC, the air isolated from the empty cabin is heated to 5 deg.C0C, therefore a large number of heating coils are arranged in the isolated empty compartment. Meanwhile, in order to facilitate the entry and exit of personnel, outfitting parts such as ladders, handles, steps, air pipes and the like need to be arranged. Since piping and outfitting are to be arranged, there is a certain requirement for the space for isolating the empty tanks. The strengthening rib of arranging on the bulkhead board of the horizontal bulkhead of traditional cargo hold is the level, and the strengthening rib of horizontal arrangement can occupy the space in more isolation air-raid shelter, because the strengthening rib of horizontal arrangement need be strideed across to the vertical ladder, and less space can lead to the vertical ladder to block the manhole, causes personnel to pass in and out inconveniently. For some ships with tight cargo hold lengths, the space of the cargo hold is compressed by the space of the large isolated empty hold, so that the cargo capacity is reduced, and the economy of the ship is affected.
Disclosure of Invention
In view of this, the utility model provides a horizontal bulkhead structure of LNG ship cargo hold can effectively reduce the length of isolation air-hold, promotes boats and ships economic performance, can satisfy the requirement of various equipment to installation space again.
A transverse bulkhead structure of a cargo hold of an LNG ship is arranged in an isolation empty hold and comprises a first vertical reinforcing rib, a second vertical reinforcing rib, a platform plate, a first longitudinal girder and a second longitudinal girder,
the first vertical reinforcing ribs are arranged in the inner bottom plate area, and the first transverse cabin wall plate and the second transverse cabin wall plate are both provided with the first vertical reinforcing ribs;
the second vertical reinforcing ribs are arranged in the side inclined side plate area, and the first transverse cabin wall plate and the second transverse cabin wall plate are both provided with the second vertical reinforcing ribs; toggle plates are arranged at the end parts of the first vertical reinforcing rib and the second vertical reinforcing rib;
the platform plate and the first longitudinal girder are arranged between the first transverse cabin wall plate and the second transverse cabin wall plate, the platform plate is horizontally arranged, the first longitudinal girder is longitudinally arranged, and the platform plate and the first longitudinal girder form a cross beam structure;
the second longitudinal girder is arranged below the first vertical reinforcing rib.
Preferably, the distance between two adjacent first vertical reinforcing ribs is equal to the distance between the double-layer bottom longitudinal ribs.
Preferably, the upper end and the lower end of each second vertical reinforcing rib are obliquely arranged, and a horizontal reinforcing rib is arranged between the upper part and/or the lower part of each two adjacent second vertical reinforcing ribs.
Preferably, both ends of the toggle plate are provided with soft toe structures.
Preferably, the soft toe structure is a circular arc soft toe.
Preferably, each of the deck plate, the first longitudinal girder and the second longitudinal girder is provided with a manhole and a lightening hole.
Preferably, the thickness of the cross bulkhead plate is gradually increased from bottom to top according to the pressure distribution.
The utility model has the advantages that:
1. the utility model discloses simple structure, on-the-spot preparation installation are very convenient, through arranging the vertical strengthening rib of first vertical strengthening rib and the vertical strengthening rib of second on the horizontal cabin wall board vertically for can set up in the middle of two vertical strengthening ribs when the vertical ladder is arranged, need not stride across horizontal gusset, and give personnel's passageway and reserve sufficient space, solve the problem that traditional vertical ladder need stride across the strengthening rib of transverse arrangement, practiced thrift and arranged the space.
2. Under the certain condition of captain, the utility model discloses also can reduce the length of keeping apart the empty cabin, and then increase the length of cargo hold. Especially to some small-size LNG ships, its isolation cabin space is very sensitive to equipment layout, the technical scheme of the utility model can solve this problem effectively.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed 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 these drawings without creative efforts.
Fig. 1 is a layout view of a cargo bay area of an LNG ship.
Fig. 2 is a schematic structural view of the horizontal bulkhead structure of the present invention.
Fig. 3 is a sectional view taken along line a1 in fig. 2.
Fig. 4 is a schematic view of the mounting of the toggle plate.
Fig. 5 is a sectional view taken along line B in fig. 2.
Fig. 6 is a sectional view taken along line a2 in fig. 2.
Fig. 7 is a sectional view taken along line a3 in fig. 2.
The reference numerals in the figures have the meaning:
1 is the isolation vacant lot, 2 is first vertical strengthening rib, 3 is the vertical strengthening rib of second, 4 is the landing slab, 5 is first indulge the purlin, 6 is the second indulges the purlin, 7 is first horizontal bulkhead board, 8 is the horizontal bulkhead board of second, 9 is the bracket, 10 is horizontal strengthening rib, 11 is soft toe structure, 12 is the cargo tank.
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 clear that the described embodiments are only some, but not all embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to 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, unless explicitly stated or limited otherwise, the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless specified or indicated otherwise; the terms "connected" and "fixed" are used in a broad sense, for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
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 embodiment of the utility model provides a horizontal bulkhead structure of LNG ship cargo hold, horizontal bulkhead structure sets up in the isolation air-hold, and isolation air-hold 1 comprises the horizontal bulkhead board of first horizontal bulkhead board 7 and the horizontal bulkhead board 8 of second of arranging between two cargo tanks 12. Under the certain condition of cargo hold regional total length, the length of isolation empty cabin can be reduced to the horizontal bulkhead structure of this application, can increase the length of cargo hold to improve the loading capacity of cargo hold, promote boats and ships's economic nature.
Referring to fig. 1 to 7, fig. 1 is a layout view of a cargo hold area of an LNG ship, fig. 2 is a structural schematic view of a transverse bulkhead structure of the present invention, fig. 3 is a sectional view taken along a direction of a1 in fig. 2, fig. 4 is an installation schematic view of a toggle plate, fig. 5 is a sectional view taken along a direction of B in fig. 2, fig. 6 is a sectional view taken along a direction of a2 in fig. 2, and fig. 7 is a sectional view taken along a direction of A3 in fig. 2. The shaded areas in fig. 2 are non-cargo space areas.
As shown, the LNG ship cargo tank cross bulkhead structure includes a first vertical reinforcing rib 2, a second vertical reinforcing rib 3, a deck plate 4, a first vertical girder 5, and a second vertical girder 6.
The first vertical reinforcing ribs 2 are arranged in an inner bottom plate area, the first transverse cabin wall plate 7 and the second transverse cabin wall plate 8 are both fixed with the first vertical reinforcing ribs 2, and the thickness of the first transverse cabin wall plate 7 and the thickness of the second transverse cabin wall plate 8 are both gradually increased from bottom to top according to pressure distribution. The first vertical reinforcing ribs 2 are arranged in a plurality of numbers, and the space between every two adjacent first vertical reinforcing ribs is equal to the space between the double-layer bottom longitudinal ribs.
The second vertical reinforcing ribs 3 are arranged in the side inclined side plate area, the first transverse cabin wall plate 7 and the second transverse cabin wall plate 8 are both fixed with the second vertical reinforcing ribs 3, and the upper ends and the lower ends of the second vertical reinforcing ribs 3 are all obliquely arranged. The dimensions of the first vertical reinforcing beads 2 and the second vertical reinforcing beads 3 are gradually increased from top to bottom according to the pressure distribution.
The vertical strengthening rib 3 of second also is provided with a plurality ofly, and it evenly arranges as far as possible in the board side inclined side board region, is provided with horizontal strengthening rib 10 between the upper portion and/or the lower part of two adjacent vertical strengthening ribs of second, as long as the position that is greater than the standard interval between two vertical strengthening ribs of second or the position that the stress is too big all need fixed horizontal strengthening rib 10, and the standard interval indicates the interval between two first vertical strengthening ribs. The length of the horizontal ribs 10 is much less than the length of the second vertical ribs 3.
And toggle plates 9 are arranged at the end parts of the first vertical reinforcing rib 2 and the second vertical reinforcing rib 3. Both ends of the toggle plate 9 are provided with soft toe structures 11, and in this embodiment, the soft toe structures 11 are arc-shaped soft toes.
The platform plate 4 and the first longitudinal girders 5 are arranged between a first transverse bulkhead plate 7 and a second transverse bulkhead plate 8, the platform plate 4 is horizontally arranged, the first longitudinal girders 5 are longitudinally arranged, and the platform plate 4 and the first longitudinal girders 5 form a cross beam structure. The upper and lower ends of the first stringers adjacent the side slashface panel area are suitably angled to align the first stringers with the upper and lower slashfaces stringers.
And the platform plate 4, the first longitudinal girder 5 and the second longitudinal girder 6 are all provided with manholes and lightening holes.
The second vertical girder 6 is arranged below the first vertical reinforcing rib 2.
The utility model discloses simple structure, on-the-spot preparation installation are very convenient, through arranging the vertical strengthening rib of first vertical strengthening rib and the vertical strengthening rib of second on the horizontal cabin wall board vertically for can set up in the middle of two vertical strengthening ribs when the vertical ladder is arranged, need not stride across horizontal gusset, and give personnel's passageway and reserve sufficient space, solve the problem that traditional vertical ladder need stride across the strengthening rib of transverse arrangement, practiced thrift and arranged the space. And simultaneously, under the certain circumstances of captain, the utility model discloses also can reduce the length of keeping apart the empty cabin, and then increase the length of cargo hold. Especially to some small-size LNG ships, its isolation cabin space is very sensitive to equipment layout, the technical scheme of the utility model can solve this problem effectively.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A transverse bulkhead structure of a cargo hold of an LNG ship is characterized in that the transverse bulkhead structure is arranged in an isolated empty hold (1), and comprises a first vertical reinforcing rib (2), a second vertical reinforcing rib (3), a platform plate (4), a first longitudinal girder (5) and a second longitudinal girder (6),
the first vertical reinforcing ribs (2) are arranged in the inner bottom plate area, and the first transverse bulkhead plate (7) and the second transverse bulkhead plate (8) are both provided with the first vertical reinforcing ribs (2);
the second vertical reinforcing ribs (3) are arranged in the shipboard inclined side plate area, and the first transverse cabin wall plate (7) and the second transverse cabin wall plate (8) are both provided with the second vertical reinforcing ribs (3); the end parts of the first vertical reinforcing rib (2) and the second vertical reinforcing rib (3) are provided with toggle plates (9);
the platform plate (4) and the first longitudinal girder (5) are arranged between the first transverse bulkhead plate (7) and the second transverse bulkhead plate (8), the platform plate (4) is horizontally arranged, the first longitudinal girder (5) is longitudinally arranged, and the platform plate (4) and the first longitudinal girder (5) form a cross beam structure;
the second longitudinal girder (6) is arranged below the first vertical reinforcing rib (2).
2. The transverse bulkhead structure of the cargo tank of the LNG ship according to claim 1, wherein a distance between adjacent two first vertical reinforcing ribs is equal to a distance between longitudinal ribs of the double-layered bottom.
3. The transverse bulkhead structure for cargo tank of LNG ship according to claim 1, wherein the second vertical reinforcing beads (3) are provided with upper and lower ends inclined, and a horizontal reinforcing bead (10) is provided between upper and/or lower portions of adjacent two second vertical reinforcing beads.
4. The LNG ship cargo tank transverse bulkhead structure according to claim 1, wherein both ends of the toggle plate (9) are provided with soft toe structures (11).
5. The LNG ship cargo tank transverse bulkhead structure according to claim 4, characterized in that the soft toe structure (11) is a circular arc soft toe.
6. The LNG ship cargo tank cross bulkhead structure according to claim 1, wherein the deck plate (4), the first longitudinal girder (5) and the second longitudinal girder (6) are provided with a manhole and a lightening hole.
7. The LNG ship cargo tank transverse bulkhead structure according to claim 1, wherein the first and second transverse bulkhead plates (7, 8) each have a thickness that gradually increases from bottom to top according to a pressure distribution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920801233.XU CN210212712U (en) | 2019-05-30 | 2019-05-30 | Horizontal bulkhead structure of LNG ship cargo hold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920801233.XU CN210212712U (en) | 2019-05-30 | 2019-05-30 | Horizontal bulkhead structure of LNG ship cargo hold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210212712U true CN210212712U (en) | 2020-03-31 |
Family
ID=69928732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920801233.XU Active CN210212712U (en) | 2019-05-30 | 2019-05-30 | Horizontal bulkhead structure of LNG ship cargo hold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210212712U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112298450A (en) * | 2020-09-22 | 2021-02-02 | 沪东中华造船(集团)有限公司 | Structure for reducing fatigue of bulkhead anchor hoop flat steel of LNG ship |
| CN113548149A (en) * | 2021-07-21 | 2021-10-26 | 上海外高桥造船有限公司 | Transverse bulkhead of ship and bulk cargo ship comprising same |
| CN114313098A (en) * | 2022-01-07 | 2022-04-12 | 中国舰船研究设计中心 | Structural style for improving total longitudinal strength of large opening area on ship strong deck lower side |
| CN114379705A (en) * | 2022-01-11 | 2022-04-22 | 沪东中华造船(集团)有限公司 | Transverse bulkhead structure for large LNG ship |
| CN114379703A (en) * | 2021-12-06 | 2022-04-22 | 沪东中华造船(集团)有限公司 | Horizontal bulkhead structure of LNG ship hybrid cargo hold |
| CN114408089A (en) * | 2022-03-01 | 2022-04-29 | 广船国际有限公司 | Double-side inboard horizontal platform and ship |
| CN115158537A (en) * | 2022-08-17 | 2022-10-11 | 江苏扬子鑫福造船有限公司 | Integrated transverse bulkhead structure |
| CN115610608A (en) * | 2022-11-10 | 2023-01-17 | 沪东中华造船(集团)有限公司 | Design method for variable longitudinal frame spacing of double-layer bottom and double-deck area of liquid cargo ship |
-
2019
- 2019-05-30 CN CN201920801233.XU patent/CN210212712U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112298450A (en) * | 2020-09-22 | 2021-02-02 | 沪东中华造船(集团)有限公司 | Structure for reducing fatigue of bulkhead anchor hoop flat steel of LNG ship |
| CN112298450B (en) * | 2020-09-22 | 2022-12-13 | 沪东中华造船(集团)有限公司 | Structure for reducing fatigue of bulkhead anchoring flat steel of LNG ship |
| CN113548149A (en) * | 2021-07-21 | 2021-10-26 | 上海外高桥造船有限公司 | Transverse bulkhead of ship and bulk cargo ship comprising same |
| CN114379703A (en) * | 2021-12-06 | 2022-04-22 | 沪东中华造船(集团)有限公司 | Horizontal bulkhead structure of LNG ship hybrid cargo hold |
| CN114313098A (en) * | 2022-01-07 | 2022-04-12 | 中国舰船研究设计中心 | Structural style for improving total longitudinal strength of large opening area on ship strong deck lower side |
| CN114379705A (en) * | 2022-01-11 | 2022-04-22 | 沪东中华造船(集团)有限公司 | Transverse bulkhead structure for large LNG ship |
| CN114379705B (en) * | 2022-01-11 | 2024-10-15 | 沪东中华造船(集团)有限公司 | Transverse bulkhead structure for large LNG ship |
| CN114408089A (en) * | 2022-03-01 | 2022-04-29 | 广船国际有限公司 | Double-side inboard horizontal platform and ship |
| CN115158537A (en) * | 2022-08-17 | 2022-10-11 | 江苏扬子鑫福造船有限公司 | Integrated transverse bulkhead structure |
| CN115610608A (en) * | 2022-11-10 | 2023-01-17 | 沪东中华造船(集团)有限公司 | Design method for variable longitudinal frame spacing of double-layer bottom and double-deck area of liquid cargo ship |
| CN115610608B (en) * | 2022-11-10 | 2024-06-11 | 沪东中华造船(集团)有限公司 | Design method for double-layer bottom and double-deck area longitudinal rib spacing of liquid cargo ship |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210212712U (en) | Horizontal bulkhead structure of LNG ship cargo hold | |
| US8671863B2 (en) | Hull conversion of existing vessels for tank integration | |
| CN112193368A (en) | LNG fuel filling ship and arrangement method thereof | |
| KR20100015894A (en) | Independent corrugated lng tank | |
| JP5746755B2 (en) | Oil tank structure for huge oil tanker | |
| WO2013015296A4 (en) | Lng tank loaded on board lng ship, and method for producing same | |
| CA1071554A (en) | Cryogenic container | |
| US7748336B2 (en) | Method and apparatus for off-hull manufacture and installation of a semi-membrane LNG tank | |
| JP2010076743A (en) | Liquefied gas carrier ship | |
| US4660491A (en) | Double hull ship without reinforcing transverse members between the inner and outer hull platings | |
| US4674430A (en) | Ship without transverse reinforcing members between the inner and outer hull plating | |
| KR100785478B1 (en) | Upper structure of cargo tank in lngc | |
| US4573422A (en) | Ship without transverse reinforcing members between the inner and outer hull plating | |
| KR102050940B1 (en) | Apparatus for scaffold | |
| JP4102233B2 (en) | Ship transformer material | |
| US3113544A (en) | Underdeck tunnel for tankers | |
| CN114379705B (en) | Transverse bulkhead structure for large LNG ship | |
| CN221367348U (en) | Transport ship | |
| KR102719532B1 (en) | Container Stacking Assistance Device, Container Carrier having the same and Method of Loading/Unloading Container | |
| KR102722763B1 (en) | Container Stacking Assistance Device, Container Carrier having the same and Method of Loading/Unloading Container | |
| KR20120012869A (en) | Cargo hold structure for VLCC | |
| KR20240065922A (en) | Deformation prevention part of plate area of ship and method of applying the same | |
| KR200469781Y1 (en) | Foothold structure for maintaining LNG storage tank | |
| CN118637012A (en) | Cabin wall containing isolation air cabin and cabin comprising cabin wall | |
| CN114379735A (en) | Supporting structure of chemical ship deck storeroom |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |