CN213974366U - Cargo tank and liquefied gas carrier - Google Patents
Cargo tank and liquefied gas carrier Download PDFInfo
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- CN213974366U CN213974366U CN202022570390.XU CN202022570390U CN213974366U CN 213974366 U CN213974366 U CN 213974366U CN 202022570390 U CN202022570390 U CN 202022570390U CN 213974366 U CN213974366 U CN 213974366U
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- cargo tank
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Abstract
The utility model provides a cargo tank and a liquefied gas carrier, relating to the technical field of ships, wherein the cargo tank comprises a shell and a supporting structure; the housing comprises a bottom wall, a side wall and a top wall; the supporting structure comprises a bottom strong frame, a lateral strong frame, a top strong frame and an opening web plate; the strong frame in bottom is connected in the inboard of diapire, and the strong frame in side direction is connected in the inboard of lateral wall, and the strong frame in top is connected in the inboard of roof, between the strong frame in bottom and side direction, between the strong frame in top and the strong frame in side direction, all connect through the trompil web. The liquefied gas carrier comprises the liquid cargo tank. The utility model discloses it can get into the changjiang river and travel to have alleviated the liquefied gas hull for making current A type cargo tank among the prior art to the mode that increases its component size increases the cargo tank weight that the ship width leads to big on the left, thereby the technical problem that the shipyard operation cost is high.
Description
Technical Field
The utility model belongs to the technical field of the boats and ships technique and specifically relates to a cargo tank and liquefied gas carrier are related to.
Background
The main types of cargo tanks for bulk transport of liquefied gas vessels are membrane tanks and independent tanks, as defined by the international maritime organization. The independent liquid cargo tank can be subdivided into three types, namely type A, type B and type C. The type A needs a complete secondary screen wall, the type B needs a partial secondary screen wall, and the type C is a pressure container and does not need a secondary screen wall.
In order to enable the liquid gasification ship with the A-type liquid cargo tank with the width smaller than the height of the bottom plate and the top plate to enter the Yangtze river for navigation, the structure of the liquid gasification ship needs to be improved aiming at the limitation of water depth and the height of a bridge on the Yangtze river, so that the liquid gasification ship becomes the Yangtze river-entering liquid gasification ship with large ship width, small model depth and shallow draft.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cargo tank and liquefied gas carrier to alleviate among the prior art and can get into the Changjiang river for the liquefied gas hull that makes current A type cargo tank and travel, increase the cargo tank weight that the ship width leads to big on the side with the mode of its component size of increase, thereby the high technical problem of shipyard running cost.
In order to achieve the above object, the embodiment of the present invention adopts the following technical solutions:
in a first aspect, an embodiment of the present invention provides a cargo tank for a liquefied gas carrier, including a housing and a support structure; the housing comprises a bottom wall, side walls and a top wall; the supporting structure comprises a bottom strong frame, a lateral strong frame, a top strong frame and an opening web plate; the strong frame in bottom connect in the inboard of diapire, the strong frame in side direction connect in the inboard of lateral wall, the strong frame in top connect in the inboard of roof, the strong frame in bottom with between the strong frame in side direction the strong frame in top with between the strong frame in side direction, all pass through the trompil web is connected.
In an alternative embodiment, the apertured web has a height of from 400mm to 900 mm; the radius of the circular arc of the outline of the opening on the opening web plate is 300mm-1000 mm.
In an alternative embodiment, the apertured web is covered with panels at the apertured edge portions thereof.
In an optional embodiment, a strong frame panel is arranged on each of the side surface of the bottom strong frame, the side surface of the lateral strong frame and the side surface of the top strong frame.
In an alternative embodiment, both ends of the bottom wall are connected to the side walls by sloping plates.
In an alternative embodiment, a longitudinal bulkhead of the cargo tank is disposed inside the outer shell, and the support structure further includes a longitudinal vertical girder disposed on the longitudinal bulkhead, one end of the longitudinal vertical girder being connected to the top frame, and the other end of the longitudinal vertical girder being connected to the bottom frame.
In an alternative embodiment, the support structure further comprises longitudinal bone material disposed on the shell.
In an alternative embodiment, the support structure further comprises stiffeners and/or large toggle plates disposed on the bottom strong frame, the side strong frames, the top strong frame, and the apertured web. Wherein, the 'and/or' means that the reinforcing ribs and the large toggle plate are arranged at the same time or alternatively.
In an alternative embodiment, the bottom frame has a plurality of bottom frames, and the plurality of bottom frames are arranged at equal intervals in the longitudinal direction of the cargo tank.
In a second aspect, embodiments of the present invention provide a liquefied gas carrier comprising a cargo tank according to any one of the preceding embodiments.
The embodiment of the utility model provides a can realize following beneficial effect:
in a first aspect, an embodiment of the present invention provides a cargo tank for a liquefied gas carrier, including a housing and a support structure; the housing comprises a bottom wall, a side wall and a top wall; the supporting structure comprises a bottom strong frame, a lateral strong frame, a top strong frame and an opening web plate; the strong frame in bottom is connected in the inboard of diapire, and the strong frame in side direction is connected in the inboard of lateral wall, and the strong frame in top is connected in the inboard of roof, between the strong frame in bottom and side direction, between the strong frame in top and the strong frame in side direction, all connect through the trompil web.
The embodiment of the utility model provides a through adopting the trompil web as the intensive web structure of cargo tank to, can be increasing the liquefied gas hull width of current A type cargo tank, so that when it satisfies the requirement of advancing the Yangtze river, reduce the whole weight of cargo tank, and then reduce the shipyard operation cost.
To sum up, the embodiment of the utility model provides an in having alleviated prior art at least, can get into the Yangtze river for making the liquefied gas hull of current A type cargo tank and travel to it is big on the contrary that the mode of its component size of increase increases the cargo tank weight that the ship width leads to, thereby the high technical problem of shipyard operation cost.
In a second aspect, an embodiment of the present invention provides a liquefied gas carrier, including the cargo tank provided in the first aspect; because the embodiment of the utility model provides a liquefied gas carrier includes the cargo tank that the first aspect provided, therefore, the embodiment of the utility model provides a liquefied gas carrier can reach all beneficial effects that the cargo tank that the first aspect provided can reach.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a cross-sectional view of a cargo tank provided by an embodiment of the present invention;
fig. 2 is a bottom structure plan view of the cargo tank provided by the embodiment of the present invention.
Icon: 1-a bottom wall; 2-a sloping plate; 3-side wall; 4-a top wall; 5-a longitudinal bulkhead in the cargo tank; 6-bottom strong frame; 7-strong frame panel; 8-a web plate with an opening at the bottom; 9-lateral strong frame; 10-top strong frame; 11-top apertured web; 12-a central longitudinal vertical girder; 13-longitudinal aggregates; 14-reinforcing ribs; 15-big toggle plate; 16-cargo tank end walls.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "upper", "lower", "vertical", "horizontal", "inner", "outer", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are usually placed when in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
Example one
The present embodiment provides a cargo tank, which is applied to a liquefied gas carrier, and includes an outer shell and a support structure, referring to fig. 1; in particular, its housing comprises a bottom wall 1, a side wall 3 and a top wall 4; the supporting structure comprises a bottom strong frame 6, a lateral strong frame 9, a top strong frame 10 and an opening web plate; the strong frame 6 in bottom is connected in the inboard of diapire 1, and the strong frame 9 in side direction is connected in the inboard of lateral wall 3, and the strong frame 10 in top is connected in the inboard of roof 4, between the strong frame 6 in bottom and the strong frame 9 in side direction, between the strong frame 10 in top and the strong frame 9 in side direction, all connect through the trompil web.
This embodiment is through adopting the trompil web as the intensive web structure of cargo tank to, can be increasing the liquefied gas hull width of current A type cargo tank, so that when it satisfies the requirement of advancing the Yangtze river, reduce the whole weight of cargo tank, and then reduce the shipyard operation cost.
In summary, the present embodiment at least alleviates the technical problem of the prior art that the weight of the cargo tank is too large due to the width of the ship being increased by increasing the size of the components of the conventional liquefied gas cargo tank so that the liquefied gas hull of the conventional a-type cargo tank can enter the Yangtze river for running, and thus the operation cost of the shipyard is high.
More specifically, in the present embodiment, as shown in fig. 1, the perforated web includes a top perforated web 11 and a bottom perforated web 8, and the height of each of the top perforated web 11 and the bottom perforated web 8 may be, but is not limited to, 400mm or 600mm or 900mm or any height between 400mm and 900 mm; the radii of the arcs of the contours of the openings in the top and bottom apertured webs 11, 8 may be, but are not limited to, any radii between 300mm or 700mm or 1000mm or 300mm-1000 mm.
In addition, in order to further enhance the structural strength, in an optional implementation manner of this embodiment, the edge of each opening of the opening web is covered with a panel to enhance the supporting force of the opening web.
With continued reference to fig. 1, preferably, strong frame panels 7 are disposed on the sides of the bottom strong frame 6, the sides of the lateral strong frames 9, and the sides of the top strong frame 10.
With continued reference to fig. 1, the bottom wall 1 is preferably connected at both ends to the side walls 3 by sloping panels 2, and with further reference to fig. 2, the tank is preferably provided with tank end walls 16 at each of the front and rear ends thereof.
In addition, referring to fig. 1 and fig. 2, in an alternative embodiment of this embodiment, it is preferable that a cargo tank vertical bulkhead 5 is provided inside the cargo tank outer shell, the support structure further includes a vertical center girder 12 provided on the cargo tank vertical bulkhead 5, one end of the vertical center girder 12 is connected to the top strong frame 10, and the other end of the vertical center girder 12 is connected to the bottom strong frame 6, so as to support the bottom strong frame 6 and the top strong frame 10, and further strengthen the support performance, and stabilize the liquefied tank structure.
In addition, with continued reference to fig. 1, preferably, the support structure further comprises longitudinal bone 13 disposed on the housing; with continued reference to fig. 1, the support structure preferably further comprises stiffeners 14 and/or large brackets 15 disposed on the bottom frame 6, the side frames 9, the top frame 10, and the apertured webs, "and/or" means that the stiffeners 14 and the large brackets 15 are disposed simultaneously or alternatively. These structures can play a role in strengthening the support and preventing the shell from bending.
In addition, in an optional implementation manner of this embodiment, it is preferable that a plurality of the bottom strong frames 6 are provided, and the plurality of bottom strong frames 6 are arranged at equal intervals in the length direction of the cargo tank, so that the supporting force provided by the bottom strong frames 6 is uniform.
Example two
The present embodiment provides a liquefied gas carrier including the cargo tank provided in any one of the alternative embodiments of the first embodiment.
Since the liquefied gas carrier provided by this embodiment includes the cargo tank described in the first embodiment, the liquefied gas carrier provided by this embodiment can achieve all the advantages that can be achieved by the cargo tank in the first embodiment, and the specific structure and the achieved effects can be obtained with reference to each optional or preferred embodiment in the first embodiment.
Finally, it should be noted that: the embodiments in the present description are all described in a progressive manner, each embodiment focuses on the differences from the other embodiments, and the same and similar parts among the embodiments can be referred to each other; the above embodiments in the present specification are only used for illustrating the technical solution of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A cargo tank for a liquefied gas carrier, comprising a hull and a support structure;
the housing comprises a bottom wall (1), side walls (3) and a top wall (4);
the supporting structure comprises a bottom strong frame (6), a lateral strong frame (9), a top strong frame (10) and an open pore web plate;
strong frame (6) in bottom connect in the inboard of diapire (1), strong frame (9) in side direction connect in the inboard of lateral wall (3), strong frame (10) in top connect in the inboard of roof (4), strong frame (6) in bottom with between the strong frame (9) in side direction between strong frame (10) in top with between the strong frame (9) in side direction, all pass through the trompil web is connected.
2. A cargo tank according to claim 1 wherein the apertured web has a height of 400mm to 900 mm; the radius of the circular arc of the outline of the opening on the opening web plate is 300mm-1000 mm.
3. A cargo tank according to claim 1 wherein the apertured web is covered with panels at the apertured edge portions thereof.
4. Cargo tank according to claim 1, characterized in that strong frame panels (7) are arranged on the sides of the bottom strong frame (6), the sides of the lateral strong frames (9), and the sides of the top strong frame (10).
5. Cargo tank according to claim 1, characterized in that both ends of the bottom wall (1) are connected to the side walls (3) by means of sloping plates (2).
6. Cargo tank according to claim 1, characterized in that a cargo tank center longitudinal bulkhead (5) is arranged inside the outer shell, the support structure further comprising a center longitudinal vertical girder (12) arranged on the cargo tank center longitudinal bulkhead (5), one end of the center longitudinal vertical girder (12) being connected to the top strong frame (10) and the other end of the center longitudinal vertical girder (12) being connected to the bottom strong frame (6).
7. Cargo tank according to claim 1, characterized in that the support structure further comprises longitudinal aggregates (13) arranged on the outer shell.
8. A cargo tank according to claim 1, characterized in that the support structure further comprises stiffeners (14) and/or large brackets (15) arranged on the bottom frame (6), the side frames (9), the top frame (10) and the apertured web.
9. Cargo tank according to claim 1, characterised in that the bottom frame (6) is provided in plurality, and the bottom frames (6) are arranged at equal intervals in the length direction of the tank.
10. A liquefied gas carrier characterized by comprising the cargo tank according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022570390.XU CN213974366U (en) | 2020-11-09 | 2020-11-09 | Cargo tank and liquefied gas carrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022570390.XU CN213974366U (en) | 2020-11-09 | 2020-11-09 | Cargo tank and liquefied gas carrier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213974366U true CN213974366U (en) | 2021-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022570390.XU Active CN213974366U (en) | 2020-11-09 | 2020-11-09 | Cargo tank and liquefied gas carrier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213974366U (en) |
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- 2020-11-09 CN CN202022570390.XU patent/CN213974366U/en active Active
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