KR20120109065A - Insulation panel, cargo tank for liquid cargo and ship having the same - Google Patents

Abstract

PURPOSE: An insulation panel, a liquid cargo storage container with the same, and a ship are provided to reduce manpower and time for installing an independent storage container of a LNG carrier ship by installing insulation panels to a cargo hold with a simple coupling structure. CONSTITUTION: An insulation panel comprises insulation panels(130) and coupling grooves(132). The insulation panels are arranged on the outer wall of a cargo hold. The coupling grooves are formed on the insulation panels along a longitudinal direction of the insulation panels to be slidingly coupled with a coupling guide on the outer wall of the cargo hold. The coupling grooves are formed in both sides of the insulation panels.

Description

INSULATION PANEL, CARGO TANK FOR LIQUID CARGO AND SHIP HAVING THE SAME}

The present invention relates to a heat insulating panel, and more particularly, to a heat insulating panel used in a liquid storage container, a liquid storage container and the ship comprising the same.

A storage tank for storing a liquid cargo is provided inside an LNG vessel carrying a liquid cargo such as liquefied natural gas. These storage tanks are divided into membrane and self-supporting methods according to their structure. A self-supporting prismatic-shape IMO Type B (SPB) type LNG storage tank, which is a type of independent storage tank, is made of metal. It has a structure that arranges an insulation system on the outer wall of the cargo hold.

According to the prior art, in order to install the insulation system on the outer wall of the cargo hold, nuts are installed on the outer wall of the cargo hold, the insulation panel is placed on the nuts of the outer wall of the cargo hold, and then bolts made of reinforced plywood are inserted. Secure the insulation panel.

After the insulation panel is fixed, the remaining space is filled with the same material as that of the insulation panel, and the glasswool is filled between the insulation panels to cope with deformation caused by heat shrinkage. give.

However, according to the prior art, the installation structure and the construction procedure of the insulation panel is complicated, which causes a problem of wasting a lot of manpower and time.

Embodiments of the present invention, to provide a heat insulation panel, a liquid cargo storage container and a ship comprising the same can be installed in a simple fastening structure in the cargo hold.

According to an aspect of the present invention, there may be provided an insulating panel including a heat insulating plate disposed on the outer wall of the cargo hold, and a fastening groove formed along the longitudinal direction of the heat insulating plate and slidingly coupled to the fastening guide of the outer wall of the cargo hold.

Fastening grooves may be formed on both sides of the insulating plate.

The fastening groove may be formed in the heat insulating plate, and an opening groove may be formed in one side of the heat insulating plate along the length direction of the heat insulating plate to be connected to the fastening groove.

The insulation panel may further include an insertion protrusion formed on one side of the insulation plate, and an insertion groove formed on the other side of the insulation plate to have a shape corresponding to the insertion protrusion.

The insulation panel may further include a reinforcement formed on the inner wall of the fastening groove.

In addition, according to another aspect of the present invention, the cargo hold is stored in the liquid cargo inside, the fastening guide is installed on the outer wall of the cargo hold, the heat insulating plate disposed on the outer wall of the cargo hold, and formed in the longitudinal direction of the heat insulating plate in the insulating plate sliding coupling with the fastening guide A liquid storage container including a fastening groove may be provided.

The fastening guide may include a support part installed on an outer wall of the cargo hold and an insertion part formed at an end of the support part and inserted into the fastening groove.

The fastening guide may have a 'T' shaped cross section.

The fastening groove may be formed at both sides of the heat insulating plate to be slidingly coupled with the insertion part.

The fastening groove is formed inside the heat insulating plate and is slidably coupled to the inserting portion. An opening groove is formed along the length of the heat insulating plate so as to be connected to the fastening groove on one surface of the heat insulating plate, and the open groove may be slidably coupled with the support.

The liquid storage container may further include an insertion protrusion formed on one side of the heat insulating plate, and an insertion groove formed on the other side of the heat insulating plate to have a shape corresponding to the insertion protrusion.

Liquid storage container may further include a reinforcing material formed on the inner wall of the fastening groove.

The fastening guide may be composed of a plurality of unit fastening guides.

The plurality of unit fastening guides may be disposed on the outer wall of the cargo hold so as to be spaced apart from each other along the longitudinal direction thereof.

In addition, according to another aspect of the present invention, there can be provided a vessel including the above-described liquid storage container, and the hull is installed inside the liquid storage container.

The liquid storage container may further include a reinforcing material formed on the inner wall of the fastening groove.

The fastening guide may be composed of a plurality of unit fastening guides.

The plurality of unit fastening guides may be disposed on the outer wall of the cargo hold so as to be spaced apart from each other along the longitudinal direction thereof.

Embodiments of the present invention, the insulation panel can be installed in a simpler fastening structure in the cargo hold, and as a result, it is possible to greatly reduce the manpower and time in the installation of the stand-alone storage vessel of the LNG vessel.

1 is a view showing a liquid storage container according to an embodiment of the present invention.
2 is a view showing a heat insulation panel installation process of the liquid storage container according to an embodiment of the present invention.
3 is a cross-sectional view illustrating a fastening structure between a fastening guide and a fastening groove of a liquid storage container according to an embodiment of the present invention.
4 is an enlarged view of a portion A of FIG. 3;
5 to 7 is a view showing a heat insulation panel installation process of the liquid storage container according to another embodiment of the present invention.
8 is a cross-sectional view taken along line X-X 'shown in FIG.
9 is a cross-sectional view illustrating a fastening structure between a fastening guide and a fastening groove of a liquid storage container according to another embodiment of the present invention.

Embodiments of the insulation panel according to the present invention, a liquid cargo storage container including the same, and a vessel will be described in detail with reference to the accompanying drawings, and in the following description with reference to the accompanying drawings, the same or corresponding components are the same reference numerals. And duplicate description thereof will be omitted.

1 is a view showing a liquid storage container 100 according to an embodiment of the present invention. 2 is a view showing the installation process of the thermal insulation panel 200 of the liquid storage container 100 according to an embodiment of the present invention.

According to this embodiment, as shown in Figures 1 and 2, as a liquid cargo storage container 100 is installed in the hull 10 of the vessel, cargo hold 110, fastening guide 120, and heat insulation panel A liquid cargo storage container 100 consisting of 200 and the like is presented.

According to the present embodiment as described above, the thermal insulation panel 200 is slidingly coupled to the fastening guide 120 of the outer wall of the cargo hold 110 through the fastening groove 132, so that the thermal insulation panel 200 is simpler than the cargo hold 110. Since it can be installed in a fastening structure, as a result, it is possible to significantly reduce the manpower and time required for the installation of the stand-alone storage container 100 of the LNG vessel.

Hereinafter, referring to FIGS. 1 to 4, a detailed structure of the liquid storage container 100 and the heat insulation panel 200 constituting the liquid storage container 100 according to the present embodiment will be described.

The cargo hold 110 may partition a space in which a liquid cargo such as liquefied natural gas is stored therein, and an outer wall of the cargo hold 110 may be arranged at intervals of the insulation panel 200, as illustrated in FIGS. 1 and 2. In accordance with the fastening guide 120 may be installed in plurality by a method such as welding.

And by inserting the fastening groove 132 of the heat insulation panel 200 to be described later in these fastening guide 120, the heat insulation panel 200 can be coupled to the outer wall of the cargo hold 110 as shown in FIG. .

The insulation panel 200 may be disposed on the outer wall of the cargo hold 110 as shown in FIGS. 1 and 2, and thus, by arranging the insulating panel 200 on the outer wall of the cargo hold 110, the cargo hold 110 is located inside the cargo hold 110. It is possible to maintain the temperature of the liquid cargo such as liquefied natural gas stored in the cryogenic temperature.

3 is a cross-sectional view for explaining a fastening structure between the fastening guide 120 and the fastening groove 132 of the liquid storage container 100 according to an embodiment of the present invention. 4 is a partially enlarged view illustrating a portion A of FIG. 3.

As shown in FIGS. 3 and 4, the insulation panel 200 is formed along the longitudinal direction of the insulation plate 130 disposed on the outer wall of the cargo hold 110 and the insulation plate 130 along the lengthwise direction of the insulation plate 130. It may be made of a fastening groove 132 slidingly coupled to the guide 120.

Here, the longitudinal direction of the heat insulating plate 130 means the long side or the short side direction of the heat insulating plate 130. In the present embodiment, as shown in FIG. 1, the long side direction of the heat insulating plate 130 is presented as an example of the longitudinal direction of the heat insulating plate 130, and in this case, the longitudinal direction of the heat insulating plate 130 will be described later. It corresponds to the same direction as the longitudinal direction of the guide 120.

The heat insulating plate 130 may be made of a heat insulating material such as polyurethane, and may be made of a double layer structure having stepped widths as shown in FIGS. 3 and 4.

As shown in FIGS. 3 and 4, fastening grooves 132 may be formed along the longitudinal direction on both sides of the heat insulating plate 130, and the fastening grooves 132 may be inserted into the insertion part of the fastening guide 120. It may have a shape corresponding to the (124). As the fastening guide 120 is inserted into the fastening groove 132 and slides, the insulating plate 130 may be installed on the outer wall of the cargo hold 110.

The reinforcing member 140 may be formed on the inner wall of the fastening groove 132. As shown in FIGS. 3 and 4, the reinforcing member 140 may be formed of a plate-like member that is laminated to the inner wall of the fastening groove 132 of the insulating plate 130 by using a coupling means such as an adhesive, and the reinforcing member 140. May be made of, for example, plywood or the like.

As such, by installing the reinforcing material 140 on the inner wall of the fastening groove 132, the rigidity of the fastening groove 132 can be further improved. Accordingly, the thermal insulation panel 200 can be more effectively supported on the outer wall of the cargo hold 110 with respect to its own load of the thermal insulation board 130, and the locking groove by the friction with the locking guide 120 when sliding the thermal insulation board 130 is engaged. (132) Damage to the inner wall can be prevented.

3 and 4, the fastening guide 120, the support portion 122 is installed on the outer wall of the cargo hold 110, and formed in the end of the support portion 122 is inserted into the fastening groove 132 The insertion part 124 may be formed.

More specifically, the fastening guide 120 is inserted into the support 122, which is vertically installed on the outer wall of the cargo hold 110, as shown in Figure 3 and 4, the horizontal portion is coupled to the end of the support 122 The fastening guide 120 may have a cross section having a 'T' shape as illustrated in FIGS. 3 and 4.

In this case, the fastening guide 120 may be integrally formed in a rail-like form and continuously installed on the cargo hold 110. In addition, the fastening guide 120 may be formed by arranging the plurality of unit fastening guides (120 ′ in FIG. 5) divided on the outer wall of the cargo hold 110 along the longitudinal direction thereof. With reference to 5 to 8 will be described later in the section describing another embodiment of the present invention.

3 and 4, the fastening guide 120 may be disposed in a pair on both sides of the heat insulating plate 130, the insertion portion 124 of the pair of fastening guide 120 is a heat insulating plate 130 The sliding grooves 132 on both sides may be coupled to each other. In this case, since the insertion portion 124 of the fastening guide 120 extends to both sides in the horizontal direction as shown in FIGS. 3 and 4, the thermal insulation panel 200 is slidably coupled to both sides of the fastening guide 120. Can be.

Thus, when the insulation panel 200 is installed according to the structure of the inserting portion 124, two adjacent insulation plates 130 share one fastening guide 120, thereby minimizing height deviation between adjacent insulation panels 200. Can be.

On the other hand, although not shown in the drawings, the gap between the adjacent insulating plates 130 may be buried by inserting a separate insulating member, the surface of the insulating member may be attached with an adhesive tape, if necessary.

In addition, the fastening guide 120 may be disposed on the edge of the cargo hold 110 in order to prevent separation of the insulation panel 200 located at the edge of the cargo hold 110, and a separate stopper or the like may be provided in addition to the cargo hold 110. It is possible to prevent separation of the heat insulation panel 200 by installing in the.

Next, with reference to FIGS. 5 to 8 will be described with respect to the liquid storage container 100 and the heat insulating panel 200 constituting the same according to another embodiment of the present invention.

5 to 7 are views illustrating a process of installing the thermal insulation panel 200 of the liquid storage container 100 according to another embodiment of the present invention. FIG. 8 is a cross-sectional view taken along line XX 'shown in FIG. 7.

5 to 8, since there is a difference from the above-described embodiment in the structure of the fastening guide and the insulation panel 200 and the installation method thereof, the present embodiment will be described below with reference to these differences. do.

5 to 7, the fastening guide may include a plurality of unit fastening guides 120 ′, and the plurality of unit fastening guides 120 ′ may extend the length direction of the outer wall of the cargo hold 110. May be arranged to be spaced apart from each other.

In this case, since the distance between the unit fastening guide 120 'can be set larger than the length of the insulation panel 200, the insulation panel 200 on the cargo hold 110 can be more easily installed and replaced for each zone. have.

That is, as shown in Figure 5, after the thermal insulation panel 200 is slidingly coupled on the outer wall of the cargo hold 110 along the longitudinal direction of the unit fastening guide 120 'in the first row, as shown in Figure 6 In the second row, the insulation panel 200 may be disposed on the cargo hold 110 in a direction perpendicular to the longitudinal direction of the fastening guide 120 through the remaining space between the unit fastening guides 120 '. As shown in FIG. 7, the heat insulation panel 200 of the third row may be slidably coupled to the outer wall of the cargo hold 110 along the longitudinal direction of the fastening guide 120.

In this way, the fastening guide 120 is composed of a plurality of unit fastening guides 120 'spaced apart from each other, and by appropriately adjusting the distance between the unit fastening guides 120', the thermal insulation panel 200 in a direction perpendicular to each other for each column. ) Can be installed and removed, so that even if some insulation panels 200 are damaged and a replacement is required, a large number of insulation panels 200 need not be removed from the cargo hold 110. Since only the insulation panel 200 can be separated, the maintenance and repair costs of the liquid storage container 100 can be effectively reduced.

In this case, as shown in FIG. 8, an insertion protrusion 136 and an insertion groove 138 corresponding thereto may be formed in the insulation plate 130. 5 to 7, between the heat insulation panel 200 of the first row A and the second row B, and the heat insulation panel of the second row B and the third row C An insertion protrusion 136 and an insertion groove 138 for fastening therebetween may be formed between the 200.

That is, as shown in FIG. 8, an insertion protrusion 136 is formed on one side of the heat insulating plate 130 in the longitudinal direction, and has a shape corresponding to the insertion protrusion 136 on the other side of the heat insulating plate 130 in the longitudinal direction. Insertion groove 138 may be formed, so that the two adjacent insulating plates 130 along the longitudinal direction of the unit fastening guide 120 'is the length of the unit fastening guide 120', as shown in FIG. Sliding coupling is possible in a direction perpendicular to the direction.

Meanwhile, insertion grooves 138 are formed at both sides of any one of two adjacent heat insulating plates 130 along the length direction of the unit fastening guide 120 ', and insertion protrusions 136 corresponding to the other side surfaces thereof are formed. In this case, likewise, two adjacent heat insulating plates 130 may be slidably coupled in a direction perpendicular to the longitudinal direction of the unit fastening guide 120 ′ as shown in FIG. 6.

Next, with reference to Figure 9 will be described with respect to the liquid storage container 100 and the heat insulating panel 200 constituting the same according to another embodiment of the present invention.

9 is a cross-sectional view for explaining a fastening structure between the fastening guide 120 and the fastening groove 132 of the liquid storage container 100 according to another embodiment of the present invention.

In the case of the embodiment shown in Figure 9, the structure of the fastening grooves 132 and the reinforcing material 140, and the like, because there is a difference from the above two embodiments, will be described below with respect to this embodiment with a focus on these differences.

As shown in FIG. 9, the fastening groove 132 may be formed in the heat insulating plate 130 to be slidably coupled to the insertion part 124 of the fastening guide 120. That is, in this embodiment, the fastening groove 132 is formed inside the center side of the heat insulating plate 130 so that one heat insulating panel 200 is supported by one fastening guide 120.

As such, since one insulation panel 200 is supported by one fastening guide 120, height deviation between adjacent insulation panels 200 may be intentionally adjusted as necessary. For example, when a liquid cargo stored in the cargo hold 110 leaks, a passage for flowing it is required, so that the height of the support 122 of the fastening guide 120 is changed to meet the required degree. The passage can be easily secured.

As the fastening groove 132 is formed inside the heat insulating plate 130, an additional groove for inserting the fastening guide 120 is required. Accordingly, one side of the heat insulating plate 130 is shown in FIG. Open grooves 134 may be formed along the length direction of the heat insulating plate 130 to be connected to the 132.

As illustrated in FIG. 9, the fastening guide 120 may include a support part 122 installed in the cargo hold 110 and an insertion part 124 formed in the support part 122, and thus, the insertion part 124 may be formed in the heat insulating plate 130. In addition to the fastening groove 132 is slidingly coupled to the support groove 122 is slidingly coupled with the support 122 is required separately.

In this case, the reinforcing material 140 may be formed in both the fastening groove 132 and the inner wall of the open groove 134, as shown in Figure 9, more specifically, the fastening groove 132 and the The structure of the reinforcement 140 may be implemented by forming the open groove 134 communicating with each other.

Since the liquid cargo storage container 100 according to the present embodiment is installed in the hull 10, a vessel used to transport or store liquid cargo such as liquefied natural gas may be configured.

In this case, the term "ship" as used herein is not limited to a structure that sails the water, but also refers to a structure that sails the water, as well as an offshore structure such as FLNG that is floating and performing work in the water. It includes everything.

The vessel to which the liquid cargo storage container 100 according to the present embodiment is applied is, for example, LNGC or FLNG, but the present invention is not limited thereto.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit of the invention as set forth in the appended claims. The present invention can be variously modified and changed by those skilled in the art, and it is also within the scope of the present invention.

10: hull
100: liquid storage container
200: insulation panel
110: Cargo hold
120: fastening guide
120 ': unit fastening guide
122: support
124: insertion unit
130: insulation plate
132: fastening groove
134: open groove
136: insertion protrusion
138: insertion groove
140: Stiffener

Claims (18)

An insulation plate disposed on the outer wall of the cargo hold; And
The insulation panel is formed in the insulation plate along the longitudinal direction of the insulation plate comprising a fastening groove slidingly coupled with the fastening guide of the outer wall of the cargo hold.
The method of claim 1,
The fastening groove is formed on both sides of the heat insulating plate.
The method of claim 1,
The fastening groove is formed in the heat insulating plate,
Insulating panel, characterized in that the opening groove is formed along the longitudinal direction of the insulating plate to be connected to the fastening groove on one surface of the insulating plate.
The method of claim 1,
Insertion protrusion formed on one side of the heat insulation plate; And
The insulation panel further comprises an insertion groove formed on the other side of the insulation plate to have a shape corresponding to the insertion protrusion.
5. The method according to any one of claims 1 to 4,
Insulation panel further comprising a reinforcing material formed on the inner wall of the fastening groove.
Cargo hold for storing the liquid cargo therein;
A fastening guide installed on the outer wall of the cargo hold;
An insulation plate disposed on the outer wall of the cargo hold; And
And a fastening groove formed in the heat insulating plate along a length direction of the heat insulating plate, the fastening groove slidingly coupled to the fastening guide.
The method according to claim 6,
The fastening guide,
A support part installed on the outer wall of the cargo hold; And
Liquid storage container, characterized in that formed in the end of the support portion is formed into the insertion groove is inserted into the fastening groove.
The method of claim 7, wherein
The fastening guide is a liquid storage container, characterized in that having a 'T' shaped cross section.
The method of claim 7, wherein
The fastening groove is formed on both sides of the heat insulating plate liquid storage container, characterized in that the sliding coupling with the insert.
The method of claim 7, wherein
The fastening groove is formed in the heat insulating plate is slidingly coupled with the insertion portion,
Opening grooves are formed in one surface of the heat insulating plate along the longitudinal direction of the heat insulating plate so as to be connected to the fastening groove, the open groove is sliding liquid coupled to the support portion.
The method according to claim 6,
Insertion protrusion formed on one side of the heat insulation plate; And
The liquid storage container further comprises an insertion groove formed on the other side of the heat insulating plate to have a shape corresponding to the insertion projection.
12. The method according to any one of claims 6 to 11,
Liquid storage container further comprises a reinforcing material formed on the inner wall of the fastening groove.
12. The method according to any one of claims 6 to 11,
The fastening guide is a liquid cargo storage container, characterized in that consisting of a plurality of unit fastening guide.
The method of claim 13,
The plurality of unit fastening guide is a liquid cargo storage container, characterized in that arranged on the outer wall of the cargo hold spaced apart from each other along the longitudinal direction.
A liquid storage container according to any one of claims 6 to 11; And
A vessel comprising a hull in which the liquid cargo storage container is installed.
16. The method of claim 15,
The liquid storage container,
Ship further comprising a reinforcing material formed on the inner wall of the fastening groove.
The method of claim 15,
The fastening guide is a ship, characterized in that consisting of a plurality of unit fastening guide.
18. The method of claim 17,
The plurality of unit fastening guides are arranged on the outer wall of the cargo hold spaced apart from each other along the longitudinal direction.

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