KR101750786B1 - Corner structure of cargo - Google Patents

Corner structure of cargo Download PDF

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Publication number
KR101750786B1
KR101750786B1 KR1020150064690A KR20150064690A KR101750786B1 KR 101750786 B1 KR101750786 B1 KR 101750786B1 KR 1020150064690 A KR1020150064690 A KR 1020150064690A KR 20150064690 A KR20150064690 A KR 20150064690A KR 101750786 B1 KR101750786 B1 KR 101750786B1
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KR
South Korea
Prior art keywords
plate
cargo hold
coupling groove
groove
length
Prior art date
Application number
KR1020150064690A
Other languages
Korean (ko)
Other versions
KR20160131711A (en
Inventor
이종규
양진혁
배준홍
Original Assignee
삼성중공업 주식회사
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by 삼성중공업 주식회사 filed Critical 삼성중공업 주식회사
Priority to KR1020150064690A priority Critical patent/KR101750786B1/en
Publication of KR20160131711A publication Critical patent/KR20160131711A/en
Application granted granted Critical
Publication of KR101750786B1 publication Critical patent/KR101750786B1/en

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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 
    • B63B25/00—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby
    • B63B25/02—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods
    • B63B25/08—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid
    • B63B25/12—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid closed
    • B63B25/16—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid closed heat-insulated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D90/00—Component parts, details or accessories for large containers
    • B65D90/02—Wall construction
    • B65D90/06—Coverings, e.g. for insulating purposes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
    • F17C1/12—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge with provision for thermal insulation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2203/00—Vessel construction, in particular walls or details thereof
    • F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
    • F17C2203/0602—Wall structures; Special features thereof
    • F17C2203/0612—Wall structures
    • F17C2203/0626—Multiple walls
    • F17C2203/0631—Three or more walls
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2270/00—Applications
    • F17C2270/01—Applications for fluid transport or storage
    • F17C2270/0102—Applications for fluid transport or storage on or in the water
    • F17C2270/0105—Ships
    • F17C2270/0107—Wall panels

Abstract

A liquid cargo hold corner structure is provided. According to an aspect of the present invention, there is provided a corner structure for a cargo hold with a liquid cargo hold, the cargo hold cargo hold corner structure being installed at an inner corner of a cargo hold, the cargo hold cargo hold corner structure comprising a first engagement groove extending from one side in a first direction A first plate; And a second plate having a second coupling groove extending from the other side in a direction opposite to the first direction, wherein a region between the other side of the first plate and the first coupling groove is formed in the second coupling groove And an area between one side of the second plate and the second engaging groove is fitted into the first engaging groove.

Description

{Corner structure of cargo}

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a corner structure for a cargo hold with a liquid cargo hold, and more particularly, to a corner cargo hold cargo structure installed on a ship or a floating marine structure.

Natural gas is transported in the form of gas via land or sea gas pipelines, or transported to a remote location where it is stored in an LNG carrier in the form of liquefied natural gas (LNG). Liquefied natural gas is obtained by cooling natural gas at cryogenic temperatures (approximately -163 ° C), and its volume is reduced to approximately 1/600 of that of natural gas, making it well suited for long-distance transport through the sea.

LNG transport (LNG transport) for transporting LNG to land, transporting LNG to sea, transporting LNG to sea, transporting LNG to sea, transporting LNG to land, (Hereinafter referred to as a " cargo window ") capable of withstanding cryogenic temperatures of liquefied natural gas.

In recent years, demand for floating floating structures such as LNG FPSO (Floating, Production, Storage and Offloading) and LNG FSRU (Floating Storage and Regasification Unit) has been increasing steadily. LNG carrier or LNG RV Includes a cargo hold to be installed.

At this time, LNG FPSO is a floating floating structure that is used to directly liquefy the produced natural gas in the cargo hold and transfer LNG stored in this cargo hold to LNG transport, if necessary. In addition, the LNG FSRU is a floating floating structure that stores LNG unloaded from an LNG carrier in a sea off the sea, and then vaporizes the LNG when necessary to supply it to the customer.

Korean Published Patent Application No. 10-1991-0016567 (November 5, 1991)

SUMMARY OF THE INVENTION It is an object of the present invention to provide a liquid cargo hold corner structure for simplifying the structure of a liquid cargo hold.

The problems to be solved by the present invention are not limited to the above-mentioned problems, and other matters not mentioned can be clearly understood by those skilled in the art from the following description.

According to an aspect of the present invention, there is provided a corner structure of a liquid cargo holds structure, which is installed at an inner corner of a cargo hold cargo hold, A first plate having an engaging groove; And a second plate having a second coupling groove extending from the other side in a direction opposite to the first direction, wherein a region between the other side of the first plate and the first coupling groove is formed in the second coupling groove And an area between one side of the second plate and the second engaging groove is fitted into the first engaging groove.

The length of the first coupling groove may be the same as the length of the second coupling groove.

The width of the first plate and the second plate may be equal to the sum of the length of the first coupling groove and the length of the second coupling groove.

The first plate and the second plate may be vertically coupled to each other.

The first plate and the second plate may further include an elastic member provided inside at least one of the first plate and the second plate.

In addition, at least one of the first plate and the second plate includes a seating groove on one side, and the elastic member may be seated in the seating groove.

Other specific details of the invention are included in the detailed description and drawings.

According to the corner structure of the present invention, one or more of the following effects can be obtained.

According to the present invention, the structure of the liquid cargo hold can be simplified.

1 is a perspective view of a ship according to an embodiment of the present invention.
2 is a perspective view of a liquid cargo hold according to an embodiment of the present invention.
3 is an enlarged view of a portion A in Fig.
4 is an exploded perspective view of a liquid cargo hold corner structure according to an embodiment of the present invention.
5 is a perspective view of a corner cargo hold structure according to an embodiment of the present invention.
6 and 7 are views showing a state in which a first plate and a second plate of a corner cargo hold structure according to an embodiment of the present invention are coupled.

BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention and the manner of achieving them will become apparent with reference to the embodiments described in detail below with reference to the accompanying drawings. The present invention may, however, be embodied in many different forms and should not be construed as being limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. Is provided to fully convey the scope of the invention to those skilled in the art, and the invention is only defined by the scope of the claims. Like reference numerals refer to like elements throughout the specification.

It is to be understood that when an element or layer is referred to as being "on" or " on "of another element or layer, All included. On the other hand, a device being referred to as "directly on" or "directly above" indicates that no other device or layer is interposed in between.

The terms spatially relative, "below", "beneath", "lower", "above", "upper" May be used to readily describe a device or a relationship of components to other devices or components. Spatially relative terms should be understood to include, in addition to the orientation shown in the drawings, terms that include different orientations of the device during use or operation. For example, when inverting an element shown in the figures, an element described as "below" or "beneath" of another element may be placed "above" another element. Thus, the exemplary term "below" can include both downward and upward directions. The elements can also be oriented in different directions, so that spatially relative terms can be interpreted according to orientation.

One element is referred to as being "connected to " or" coupled to "another element, either directly connected or coupled to another element, One case. On the other hand, when one element is referred to as being "directly connected to" or "directly coupled to " another element, it does not intervene another element in the middle. Like reference numerals refer to like elements throughout the specification. "And / or" include each and every combination of one or more of the mentioned items.

Although the first, second, etc. are used to describe various elements, components and / or sections, it is needless to say that these elements, components and / or sections are not limited by these terms. These terms are only used to distinguish one element, element or section from another element, element or section. Therefore, it goes without saying that the first element, the first element or the first section mentioned below may be the second element, the second element or the second section within the technical spirit of the present invention.

The terminology used herein is for the purpose of illustrating embodiments and is not intended to be limiting of the present invention. In the present specification, the singular form includes plural forms unless otherwise specified in the specification. It is noted that the terms "comprises" and / or "comprising" used in the specification are intended to be inclusive in a manner similar to the components, steps, operations, and / Or additions.

Unless defined otherwise, all terms (including technical and scientific terms) used herein may be used in a sense commonly understood by one of ordinary skill in the art to which this invention belongs. Also, commonly used predefined terms are not ideally or excessively interpreted unless explicitly defined otherwise.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the like elements throughout. A description thereof will be omitted.

Hereinafter, the present invention will be described in more detail with reference to the accompanying drawings.

FIG. 1 is a perspective view of a ship according to an embodiment of the present invention, and FIG. 2 is a perspective view of a liquid cargo hold according to an embodiment of the present invention.

Referring to FIGS. 1 and 2, a plurality of liquid cargo holds 10 according to an embodiment of the present invention are installed inside a ship 12 of a ship 1. In this case, only the liquid cargo holds 10 are connected in series in FIG. 1, but the present invention is not limited thereto and various arrangements can be made according to the size and purpose of the vessel.

The liquid cargo hold (10) is a cargo that can store and store the liquid cargo. The liquid cargo hold window 10 is made of a material capable of withstanding extremely low temperatures, for example, aluminum steel, stainless steel, 35% nickel steel or the like in order to store and store a liquid cargo, for example, a liquefied natural gas liquefied at a cryogenic temperature. And can be designed with a unique insulation structure that is resistant to other thermal stresses and heat shrinkage and can prevent heat penetration.

In addition, when the liquefied natural gas carrier carries rolling or pitching due to an external force such as waves or winds, sloshing of liquefied natural gas (hereinafter referred to as " sloshing " And the pressure in the liquid cargo hold 10 is applied by the sloshing, the inside of the liquid cargo hold window 10 can be made to withstand an impact load or stress caused by sloshing .

FIG. 3 is an enlarged view of a portion A in FIG. 2, and FIG. 4 is an exploded perspective view of a corner cargo hold structure according to an embodiment of the present invention. FIG. 5 is a perspective view of a cargo hold cargo hold corner structure according to an embodiment of the present invention, and FIGS. 6 and 7 are cross-sectional views illustrating a first cargo cargo hold corner structure according to an embodiment of the present invention, FIG.

3 to 7, a corner cargo hold structure according to an embodiment of the present invention includes a first plate 110, a second plate 120, a barrier plate 130, a cover plate 140, Member 150, but does not exclude other configurations.

Referring to FIG. 3, the liquid cargo hold corner structure is installed at the inner corner of the liquid cargo hold 10. Specifically, the corner cargo structure of the liquid cargo holds can be installed inside the bottom insulation 17 and side wall insulation 18. At this time, one area of the corner cargo hold carcass structure passes through the area between the corner insulation 16 and the bottom insulation 17 and the other area passes through the area between the corner insulation 16 and the side wall insulation 18 But the present invention is not limited thereto and can be variously changed. Here, the corner insulation 16, the bottom insulation 17, and the side wall insulation 18 may be used as a polyurethane material in which a bubble is formed in a polyether-based material, but the present invention is not limited thereto and may be variously changed .

Herein, the inside means the inside direction of the liquid cargo hold 10, and the outside means the outside direction of the cargo hold 10.

Referring to FIGS. 4 and 5, the first plate 110 and the second plate 120 may be coupled to each other at a predetermined inclination. For example, the first plate 110 and the second plate 120 may be vertically coupled, but the predetermined inclination may be variously changed without being limited thereto.

Referring to FIG. 6, the first plate 110 includes a first seating groove 112 and a first coupling groove 114, but does not exclude other configurations.

The first seating groove 112 may be formed on one surface of the first plate 110 as a space in which the elastic member 130 described later can be seated. Although the first seating groove 112 is shown as being located on the inner surface of the first plate 110 in the embodiment of the present invention, the first seating groove 122 is formed on the outer surface of the first plate 110 It may be located.

The first coupling groove 114 extends from one side of the first plate 110 in the first direction. 6, the length L 1 of the first coupling groove 114 may be half the width L W1 of the first plate 110, but is not limited thereto and may be variously changed . The width of the first coupling groove 114 may be the same as the width of the second plate 120.

Referring to FIG. 6, the second plate 120 includes a second seating groove 122 and a second coupling groove 124, but does not exclude other configurations.

The second seating groove 122 may be formed on one surface of the second plate 110 as a space in which the elastic member 130 described later can be seated. The second seating groove 122 is formed on the outer surface of the second plate 120 while the second seating groove 122 is shown as being located on the inner surface of the second plate 120. In this embodiment, It may be located.

The second coupling groove 124 extends from the other side of the second plate 120 in the direction opposite to the first direction. 6, the length L 2 of the second coupling groove 124 may be half the width L W2 of the second plate 120, but is not limited thereto and may be variously changed . In addition, the width of the second engaging groove 124 may be the same as the width of the first plate 110.

In other words, when the first plate 110 and the second plate 120 are engaged with each other at the predetermined angle, the region 116 between the other side of the first plate 110 and the first coupling groove 114, 2 and the area 126 between the other side of the second plate 120 and the second engaging groove 124 can be fitted into the first engaging groove 114. [ The length L 1 of the first coupling groove 114 may be substantially equal to the length L 2 of the second coupling groove 124 and the width L W1 of the first plate 110 may be substantially equal to the length L 1 of the second coupling groove 124. [ and the width (L W2) of the second plate 120 may be the same as the sum is substantially the length (L 2) of the length (L 1) and the second coupling groove 124 of the first engagement groove 114 .

7, the length L 3 of the first coupling groove 114 may be longer than the length L 4 of the second coupling groove 124. Alternatively, the length L 3 of the first coupling groove 114 may be longer than the length L 4 of the second coupling groove 124, The length of the groove 124 may be longer than the length of the first coupling groove 114. In other words, when the length of the first coupling groove 114 is smaller than the width L W1 of the first plate 110 and the length of the second coupling groove 124 is smaller than the width L W2 of the second plate 120, And the length of the first coupling groove 114 and the length of the first coupling groove 114 are equal to the width L W1 of the first plate 110 or the width L W2 of the second plate 120 The length of the first coupling groove 114 and the length of the second coupling groove 124 may be variously changed.

Therefore, it is easy to install the corner structure of the liquid cargo hold through the first plate 110 and the second plate 120 having a simple structure, and the cost can be reduced.

The barrier plate 130 is coupled to the inside of the first plate 110 and the second plate 120. At this time, the barrier plate 130 can be divided into an upper plate 132 and a lower plate 134. The upper plate 132 has a first barrier (not shown) extending in a horizontal or vertical plane inside the liquid cargo hold 10, And the lower plate 134 may be connected to a second barrier extending on a horizontal or vertical plane within the liquid cargo hold 10. Here, the first barrier and the second barrier may be made of a triplex material in which a glass cloth is adhered to both sides of a thin aluminum plate, but the present invention is not limited thereto, . The coupling between the barrier plate 130 and the first and second plates 110 and 120 and the coupling between the barrier plate 130 and the first and second barrier walls are performed by using an epoxy resin or a polyurethane glue Can be adhered via an adhesive.

The elastic member 150 is installed inside at least one of the first plate 110 and the second plate 120. For example, be seated in the first seating groove 112 and / or the second seating groove 122. Here, the elastic member 150 may be formed of a material having stretchability even at a very low temperature. Therefore, it is possible to absorb an impact load or a stress due to sloshing generated at the inner corner of the cargo hold 10.

The cover plate 140 may cover the elastic member 150 seated in the first seating groove 112 and / or the second seating groove 122 to fix the elastic member 150. 4, the protruding end of the lower plate 134 of the barrier plate 130 is positioned between the elastic member 150 and the cover plate 140, so that the cover plate 140 is elastic Not only the member 150 but also the barrier plate 130 can be fixed. In this case, in order to fix the cover plate 140 to the first seating groove 112 and / or the second seating groove 122, a connecting means such as a stud bolt 142 generally used in the art But it is not limited thereto and the means for attaching and fixing the cover plate 140 to the first seating groove 112 and / or the second seating groove 122 is limited to a specific configuration or shape .

Therefore, according to the embodiment of the present invention, since the corner structure of the liquid cargo hold can be manufactured by the simple combination of the first plate 110 and the second plate 120, the structure of the liquid cargo hold window 10 can be simplified, And the like.

Further, since the elastic member 150 having elasticity even at a very low temperature is provided, the corner carcass structure of the liquid cargo hold with flexibility such as deformation of the hull, sloshing, etc., has flexibility suitable for its deformation. This makes it possible to more reliably prevent problems such as damage to other heat insulating components or contact portions between components when a distortion that is caused by distortion of the insulation due to hull deformation occurs.

The LNG cargo hold corner structure according to an embodiment of the present invention is a liquefied natural gas-LNG-FPSO (Liquefied Natural Gas- Floating Production Storage Offloading) and can be applied to all liquid cargo holds including LNG.

In the present invention, liquid natural gas has been described as a liquid product, but the present invention is not limited thereto and can be applied to various liquid products.

While the present invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, You will understand. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive.

1: Ships
12: Hull
10: Liquid cargo hold
110: first plate
120: second plate
130: elastic member

Claims (6)

In a liquid cargo hold corner structure provided at an inner corner of a liquid cargo hold,
A first plate having a first coupling groove extending from one side in a first direction; And
And a second plate having a second coupling groove extending from the other side in a direction opposite to the first direction,
A region between the other side of the first plate and the first engaging groove is fitted into the second engaging groove,
An area between one side of the second plate and the second engaging groove is fitted into the first engaging groove,
At least one of the first plate and the second plate includes a seating groove on one surface thereof,
And a cover plate fixed to the seating groove by a connecting means covering the elastic member, wherein one end of the lower plate of the barrier plate protrudes from the other end of the elastic plate between the elastic member and the cover plate Wherein the fixed cover plate fixes not only the elastic member but also the barrier plate. The method according to claim 1,
And the length of the first coupling groove is equal to the length of the second coupling groove. The method according to claim 1,
The width of the first plate and the second plate may be,
And the length of the second coupling groove is equal to the sum of the length of the first coupling groove and the length of the second coupling groove. The method according to claim 1,
Wherein the first plate and the second plate are vertically coupled to each other.

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KR1020150064690A 2015-05-08 2015-05-08 Corner structure of cargo KR101750786B1 (en)

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Application Number Priority Date Filing Date Title
KR1020150064690A KR101750786B1 (en) 2015-05-08 2015-05-08 Corner structure of cargo

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KR20160131711A KR20160131711A (en) 2016-11-16
KR101750786B1 true KR101750786B1 (en) 2017-06-26

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100649317B1 (en) * 2006-09-01 2006-11-24 한국가스공사 Corner structure of lng storage tank

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9000543A (en) 1990-03-09 1991-10-01 Hendrik Pieter Roeland Prins VESSEL FOR TRANSPORTING A LIQUID CARGO.

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100649317B1 (en) * 2006-09-01 2006-11-24 한국가스공사 Corner structure of lng storage tank

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