CN116331414A

CN116331414A - Supporting structure of cargo tank and hull and ship

Info

Publication number: CN116331414A
Application number: CN202310152489.3A
Authority: CN
Inventors: 朱彦; 陈兵; 袁鹏; 艾乐; 郑凡
Original assignee: Jiangnan Shipyard Group Co Ltd
Current assignee: Jiangnan Shipyard Group Co Ltd
Priority date: 2023-02-21
Filing date: 2023-02-21
Publication date: 2023-06-27

Abstract

The application provides a bearing structure and boats and ships of cargo tank and hull, bearing structure includes: the support body is positioned on the support baffle plates at the two sides of the first end part and the second end part of the support body, and further comprises an anti-swing block and a floating stop block, wherein the floating stop block is arranged at one side of the support body, which faces the deck structure, and the anti-swing block is respectively arranged at the first end part and the second end part of the support body and is positioned between the support body and the support baffle plates; the support structure can play a role in preventing rolling and stopping floating at the same time, and is designed on the existing independent anti-rolling support and anti-floating support in a combined way, so that the number of supports is greatly reduced, the structural strength of a corresponding main ship body and a cargo tank is enhanced, the comprehensive arrangement of the ship type is optimized, the cargo capacity of the cargo tank is improved, and the structural weight of an empty ship is reduced; the ship with the supporting structure is arranged at the top of the cargo tank, so that the ship is more stable in operation, and the cargo tank is more reasonable in protection mode in the sailing state.

Description

Supporting structure of cargo tank and hull and ship

Technical Field

The application belongs to the technical field of ships, and particularly relates to a supporting structure of a cargo tank and a ship body and a ship.

Background

With the increasing stricter requirements on carbon emission in the world, the demand for zero carbon fuel in shipping markets is increasing, and in order to achieve the decarbonizing strategic goal, the adjustment of marine fuel in ship technology and operation, and the replacement of traditional fuel with low carbon or carbon neutral fuel are the necessary direction for the future development of ship shipping, so more and more shipmen choose the ship form with alternative fuel design.

The types of cargo maintenance systems currently on the international market for carrying lpg, natural gas and other related alternative fuels are mainly: independent cargo tanks of type a, independent cargo tanks of type B, independent cargo tanks of type C, integral cargo tanks, membrane cargo tanks, semi-membrane cargo tanks and internal thermally insulated cargo tanks. For the independent cargo tanks of type a, type B and type C, a certain support structure needs to be provided to connect the cargo tank and the hull, and it is required to have anti-roll, anti-longitudinal movement, anti-floating and vertical supporting effects. However, in the existing design, the support with the functions is usually designed separately and is arranged at different connection positions of the cargo tank and the ship body, and the design and arrangement require more structural reinforcement to meet the strength requirements of the ship body and the cargo tank, so that the weight of the ship body is increased, and meanwhile, the manual installation cost is increased.

Accordingly, there is a need to provide an improved solution to the above-mentioned deficiencies in the prior art.

Disclosure of Invention

In view of the above drawbacks of the prior art, an object of the present application is to provide a supporting structure for a cargo tank and a ship body, which is used for solving the problems of a large number of supports, high weight, high material and labor costs and the like in the prior art.

To achieve the above and other related objects, the present application provides a support structure for a cargo tank and a hull, the support structure comprising:

a support body including oppositely disposed first and second ends, and a first support plate extending between the first and second ends;

the two support baffles are respectively positioned at two sides of the first end part and the second end part and are used for connecting a deck structure;

the anti-floating block is arranged on one side of the first supporting plate, which faces the deck structure,

the anti-swing block is respectively arranged at the first end part and the second end part of the support body and is positioned between the support body and the support baffle.

In one embodiment, the stand body further comprises:

the first web is vertically arranged on the first supporting plate and extends towards one side of the cargo tank;

the end panel comprises a first panel and a second panel, and the first panel and the second panel are respectively and vertically arranged at two ends of the first web;

the anti-shaking block is arranged on the outer side end surfaces of the first panel and the second panel.

In one embodiment, the stand body further comprises:

the second supporting plates are positioned on two sides of the first web plate and are vertically arranged between the first panel and the second panel.

In one embodiment of the present invention, in one embodiment,

gaps exist between each anti-shake block and the support baffle corresponding to the same side in the horizontal direction;

a gap exists between the anti-floating block and the deck structure in the vertical direction.

In one embodiment, the stand baffle includes:

the connecting webs are positioned at two ends of the support body and are vertically arranged at the bottom of the deck structure, and gaps exist between the connecting webs and the anti-swing blocks corresponding to the same side;

and the connecting toggle plate is used for connecting the connecting web plate and the deck structure.

The utility model provides a boats and ships still provides a boats and ships, including hull, deck structure and be connected to the cargo tank of deck structure bottom, deck structure with have a transverse channel between the cargo tank, still include bearing structure, bearing structure sets up in transverse channel, and the support baffle set up in deck structure's bottom, the support body set up in the top of cargo tank.

In one embodiment, the deck structure includes a main deck and a beam structure disposed below the main deck, the beam structure including a beam panel, the beam panel being connected to the main deck by a beam web.

In one embodiment, the deck structure is in the form of a full beam arch structure, wherein,

the beam panel is obliquely arranged by taking the center line of the ship body as the axis symmetry, the supporting structure is symmetrically arranged on two sides below the beam panel by taking the center line of the ship body as the axis symmetry, and the top surface of the floating stop block and the beam panel at the corresponding position above the floating stop block are in parallel position relation.

the beam panel comprises beam inclined panels which are symmetrically arranged on two sides by taking the center line of the ship body as an axis, and the beam inclined panels are connected through a panel connecting plate which is horizontally arranged; the support structure is arranged below the panel connecting plate.

In one embodiment, the deck structure is in the form of a partial beam arch structure, wherein,

the beam panel comprises beam inclined panels which are symmetrically arranged on two sides by taking the center line of the ship body as an axis, and the beam inclined panels are connected through a panel connecting plate which is horizontally arranged; the panel connecting plates are connected with the beam inclined panels on two sides through transition plates, the support structure is arranged below each transition plate in an axisymmetric mode by taking a ship body central line as an axis, and the two support baffles of the support structure are respectively arranged at the bottom of the panel connecting plates and the bottom of the beam inclined panels.

Compared with the prior art, the technical scheme provided by the application has the following beneficial effects:

1. the supporting structure of this application is arranged in the cargo tank top, is connected with main deck below relevant structure. The support structure can play the roles of preventing rolling and stopping floating at the same time, and is designed on the original conventional independent anti-rolling support and anti-floating support, so that the number of supports is greatly reduced, the structural strength of a corresponding main ship body and a cargo tank is enhanced, the comprehensive arrangement of the ship type cargo tank is optimized, the cargo capacity of the cargo tank is improved, and the structural weight of an empty ship is reduced.

2. The utility model provides a bearing structure can be applied to the independent cargo tank of A type and B type, and is applicable to the multiple deck structure of full roof beam arch and part roof beam arch, carries out rational connection overall arrangement between the deck structure homoenergetic of different forms and the cargo tank, realizes effectually preventing rolling and stopping the function of floating, and the ship navigation that uses this bearing structure is steady, and the cargo tank installation of its configuration is firm, and the transportation safety of cabin goods.

Drawings

FIG. 1 is a schematic diagram of a supporting structure and a connection relationship according to a first embodiment of the present application;

FIG. 2 is a schematic view of a support structure of the present application;

FIG. 3 is an enlarged view of a portion of FIG. 2;

FIG. 4 is a schematic cross-sectional view of FIG. 2 taken along the direction A-A;

FIG. 5 is a schematic cross-sectional view of FIG. 2 taken along the direction B-B;

FIG. 6 is a schematic diagram of a supporting structure and a connection relationship in a second embodiment of the present application;

FIG. 7 is a schematic diagram of a supporting structure and a connection relationship in a third embodiment of the present application;

fig. 8 is a schematic diagram of a supporting structure and a connection relationship in a fourth embodiment of the present application.

Reference numerals illustrate:

1. a hull;

101. a main deck; 102. a beam panel; 1021. the cross beam tilts the panel; 1022. a panel connection plate; 1023. a transition plate; 103. deck longitudinal bones; 104. a support toggle plate; 105. a beam web;

2. a support body;

201. a first web; 202. a first support plate; 203. a second support plate; 204. an end panel 204; 205. a side toggle plate; 206. an anti-shake block; 207. a floating stop block; 208. a bonding layer; 209. a limiting plate;

3. a support baffle; 301. a connecting web; 302. a connecting toggle plate;

4. and a cargo tank.

Detailed Description

Other advantages and principles of the present application will become apparent to those skilled in the art from the following disclosure, which is to be read in light of the specific embodiments described herein. The present application may be embodied or carried out in other specific embodiments, and the details of the present application may be modified or changed from various points of view and practical applications without departing from the spirit of the present application.

It should be noted that, referring to fig. 1 to 8, the illustrations provided in the present embodiment only illustrate the basic concepts of the present application by way of illustration, and only the components related to the present application are shown in the drawings, rather than being drawn according to the number, shape and size of the components in actual implementation, and the types, numbers and proportions of the components in actual implementation may be changed at will, and the layout of the components may be more complex, for example, the supporting structure of the present application may be applied to not only the cargo tank and hull connection of the ship, but also any installation scenario where the supporting and the relative displacement between the upper and lower structures are required.

Example 1

The present embodiment provides a supporting structure of a cargo tank and a ship body, referring to fig. 1 to 5, the supporting structure includes:

the holder body 2 includes a first end portion and a second end portion disposed opposite to each other, and a first support plate 202 extending between the first end portion and the second end portion;

the two support baffles 3 are arranged, are respectively positioned at the two sides of the first end part and the second end part and are used for connecting a deck structure; the support body 2 is positioned between the two support baffles 3, and the support baffles 3 provide limiting and supporting functions for the support body 2;

the anti-floating block 207, the anti-floating block 207 is arranged on one side of the first supporting plate 202 facing the deck structure, when the cargo tank 4 floats upwards, the anti-floating block 207 collides with the deck structure, thereby playing a role of buffering and preventing the cargo tank 4 from generating larger displacement;

the anti-swing blocks 206, the anti-swing blocks 206 are respectively arranged at the first end part and the second end part of the support body 2 and are positioned between the support body 2 and the support baffle 3, when the liquid cargo tank 4 shakes in the horizontal direction, the anti-swing blocks 206 at the left end and the right end are in collision contact with the support baffle 3, and the support baffle 3 provides limit for the support body 2, so that the liquid cargo tank 4 is prevented from shaking in a larger range.

In an alternative embodiment, referring to fig. 2-5, the holder body 2 further comprises:

the first web 201, the first web 201 is vertically arranged on the first supporting plate 202 and extends towards one side of the cargo tank 4, and the first web 201 and the first supporting plate 202 serve as a main frame structure of the support body 2 and serve as a function of connecting the cargo tank 4 and the fixed anti-floating block 207 with the anti-swing block 206;

the end panel 204, the end panel 204 includes first panel and second panel, and first panel and second panel set up perpendicularly respectively in first web 201 both ends, and anti-shake piece 206 sets up on first panel and second panel outside terminal surface.

the second backup pad 203, second backup pad 203 are located first web 201 both sides to set up perpendicularly between first panel and second panel, second backup pad 203 play the effect of strengthening support body 2 structural strength, and second backup pad 203 all forms T style of calligraphy structure with first web 201, first panel and second panel, has improved the atress load of support body 2 from a plurality of angle positions.

Specifically, referring to fig. 2, a side toggle plate 205 may be further disposed between the two end panels 204 and the top of the cargo tank 4, and the side toggle plates 205 are symmetrically disposed on the outer sides of the end panels 204, for enhancing the installation strength of the support body 2.

In an alternative embodiment, see fig. 3, there is a gap in the horizontal direction between each anti-sway block 206 and the corresponding seat dam 3 on the same side, and a gap in the vertical direction between the anti-sway block 207 and the deck structure. When the ship stably sails or shakes in a small amplitude, the anti-shake blocks 206 and the anti-floating blocks 207 are not contacted with other structural members, enough buffer space is provided for the cargo tank 4, and when the shaking amplitude of the cargo tank 4 exceeds the sailing requirement, the anti-shake blocks 206 and the anti-floating blocks 207 can be contacted with the deck structure above the cargo tank and the support baffles 3 at the two ends of the cargo tank, so that the limiting function of the cargo tank 4 is realized.

Specifically, referring to fig. 3, a limit plate 209 is provided on the top surface of the first support plate 202, and the limit plate 209 is used for positioning and mounting the anti-floating block 207; the side surfaces of the first panel and the second panel are also provided with a limiting plate 209, and the limiting plate 209 is used for positioning and mounting the anti-shake block 206; the limiting plate 209 can be fixed on the installation plane in a welding mode, the anti-floating block 207, the anti-shaking block 206 and the installation plane are coated with the bonding layer 208, and the bonding layer 208 can be made of epoxy adhesive, has good waterproof performance, and can prevent cracking caused by seawater soaking.

In an alternative embodiment, referring to fig. 2-4, the specific structure of the support baffle 3 includes a connecting web 301 and a connecting toggle plate 302, wherein the connecting web 301 is located at two ends of the support body 2 and is vertically disposed at the bottom of the deck structure, and a gap exists between the connecting web 301 and the corresponding anti-shake block 206 at the same side; the connecting toggle plate 302 is used for connecting the connecting web 301 and the deck structure, and the connecting toggle plate 302 and the connecting web 301 also form a stable T-shaped supporting frame to cope with the high-strength impact load brought by the support body 2.

Example 2

The present embodiment provides a ship, see fig. 6, the ship includes a hull 1, a deck structure and a cargo tank 4 connected to the bottom of the deck structure, a transverse passage is provided between the deck structure and the cargo tank 4, a support structure is installed in the transverse passage, the support structure is the support structure provided in embodiment 1, a support baffle 3 of the support structure is disposed at the bottom of the deck structure, a support body 2 is disposed at the top of the cargo tank 4, and the support body 2 is located between the two support baffles 3.

In an alternative embodiment, the deck structure comprises a main deck 101 and a beam structure arranged below the main deck 101, said beam structure comprising a beam panel 102, the beam panel 102 being connected to said main deck 101 by a beam web 105.

Specifically, a deck longitudinal frame 103 and a through hole are simultaneously arranged below the main deck 101, the deck longitudinal frame 103 and the through hole are distributed along the ship length direction and pass through a beam web 105 below the main deck 101, a reinforcing structure is arranged on a deck structure corresponding to the upper side of the installation position of the supporting structure, namely, a supporting toggle plate 104 is arranged between the deck longitudinal frame 103 and the beam panel 102, and the supporting toggle plate 104 plays a role in supporting the deck longitudinal frame 103 in strength.

In this embodiment, the deck structure of the ship is in the form of a full beam arch structure, referring to fig. 6, the main deck 101 and the beam panel 102 are in a non-horizontal state, the center line of the hull 1 is used for being inclined symmetrically, for a large-sized ship, when the size of the beam panel 102 along the ship width direction is most enough to install a plurality of support structures, the support structures can be arranged at two sides below the beam panel 102 by taking the center line of the hull 1 as the axis symmetry, and the two support bodies 2 are horizontally installed at the top of the cargo tank 4, because the inclined arrangement of the beam panel 102, the distances between the support bodies 2 and the swing blocks 206 at two ends of the support bodies 2 are different, the size of the support baffle 3 is adjusted according to the inclined angle of the beam panel 102 and the vertical distance of the installation channel, so that the swing blocks 206 at two ends of the support bodies 2 are ensured to be in effective contact with the support baffle 3, and the limiting effect is achieved; in addition, the top surface of the floating stop block 207 and the beam panel 102 at the corresponding position above the floating stop block 207 are in a parallel positional relationship, that is, the floating stop block 207 and the beam panel 102 are set at the same inclination angle, and the floating stop block 207 is in a surface full contact state when contacting the beam panel 102 upwards, so that the impact force can be effectively consumed, and the stability of the supporting structure is ensured.

Example 3

The embodiment also provides a ship, and the deck structure in the embodiment is in the form of a full beam arch structure.

Referring to fig. 7, unlike embodiment 2, in the case where the top area of the cargo tank 4 is limited due to the ship size or the line type, a plurality of symmetrical support structures do not have enough installation space, and the embodiment satisfies the installation requirement of the support structures by optimizing the structure of the beam panel 102, performing an angle adjustment or a segment design of the beam panel 102.

Specifically, the beam panel 102 is divided into a three-stage panel structure: the beam panel 102 comprises beam inclined panels 1021 which are symmetrically arranged on two sides by taking the central line of the ship body 1 as an axis, and the beam inclined panels 1021 are connected through a panel connecting plate 1022 which is horizontally arranged; the supporting structure is arranged below the panel connecting plate 1022, that is, in the same installation manner as the supporting structure in embodiment 1, the top surface of the anti-floating block 207 is kept parallel to the panel connecting plate 1022, and a certain gap is left to meet the anti-floating function requirement, so that the anti-floating limit is performed on the cargo tank 4 through the contact between the supporting structure and the panel connecting plate 1022.

The connecting web 301 of the support baffle 3 can be arranged at the junction of the panel connecting plate 1022 and the beam inclined panel 1021, and the support baffle 3 is only arranged at the bottom of the beam inclined panel 1021 and is not in direct contact with the panel connecting plate 1022, so that the processing difficulty and the installation difficulty of the support baffle 3 are reduced.

Example 4

The present embodiment also provides a vessel, the deck structure in this embodiment being in the form of a partial beam arch structure.

Referring to fig. 8, unlike embodiment 2, the main deck 101 and the beam panel 102 are each of a multi-section panel design, and the beam panel 102 can be divided into five-section panel structures within one defined mounting unit: the beam panel 102 comprises beam inclined panels 1021 which are symmetrically arranged on two sides by taking the central line of the ship body 1 as an axis, and the beam inclined panels 1021 are connected through a panel connecting plate 1022 which is horizontally arranged; the transition plates 1023 are additionally arranged between the panel connecting plates 1022 and the beam inclined panels 1021 on two sides, the transition plates 1023, the panel connecting plates 1022 and the beam inclined panels 1021 are not in the same inclination, the inclination angle of the transition plates 1023 is smaller than that of the beam inclined panels 1021, and the supporting structure is arranged below the two transition plates 1023 on two sides with the center line of the ship body 1 as the axis symmetry.

The additional arrangement of the transition plate 1023 has two functions, namely, the inclined angle of the floating stop block 207 is reduced, so that the floating stop block 207 is contacted with the top plate more uniformly and stably, the installation difficulty of the support baffle 3 is reduced, and the support baffle 3 is prevented from crossing the connecting inflection point of the panel connecting plate 1022 and the cross beam inclined panel 1021. For each supporting structure, two support baffles 3 of the supporting structure are respectively arranged at the bottoms of the panel connecting plate 1022 and the cross beam inclined panel 1021, two connecting webs 301 of the support baffles 3 are respectively arranged at the junction of the cross beam inclined panel 1021 and the transition plate 1023 and the junction of the panel connecting plate 1022 and the transition plate 1023, meanwhile, the top surface of the anti-floating block 207 and the transition plate 1023 are kept in a parallel state, a certain gap is reserved for meeting the anti-floating function requirement, and the anti-floating limit is carried out on the liquid cargo tank 4 through the contact of the supporting structure and the transition plate 1023.

To sum up, this application provides a bearing structure and boats and ships of cargo tank and hull, and this bearing structure is in original conventional independent type and is prevented rolling support and is stopped to merge the design on the support that floats, can play simultaneously and prevent rolling and stop the function that floats, has significantly reduced support quantity, has improved the structural strength that corresponds main hull and cargo tank, has optimized the comprehensive arrangement of ship type, has improved the hold of cargo tank, has reduced empty ship structure weight simultaneously. The supporting structure is suitable for ships with full beam arch and partial beam arch deck structures, deck structures in different forms can be reasonably connected with the cargo tank, the ship with the supporting structure arranged at the top of the cargo tank operates more stably, and the protection mode of the cargo tank in a sailing state is more reasonable. Therefore, the method effectively overcomes various defects in the prior art and has high industrial utilization value.

The foregoing embodiments are merely illustrative of the principles of the present application and their effectiveness, and are not intended to limit the application. Modifications and variations may be made to the above-described embodiments by those of ordinary skill in the art without departing from the spirit and scope of the present application. Accordingly, it is intended that all equivalent modifications and variations which may be accomplished by persons skilled in the art without departing from the spirit and technical spirit of the disclosure be covered by the claims of this application.

Claims

1. A support structure for a cargo tank and a hull, the support structure comprising:

2. The cargo tank and hull support structure of claim 1, wherein said pedestal body further comprises:

3. The cargo tank and hull support structure of claim 2, wherein said pedestal body further comprises:

4. The cargo tank and hull support structure of claim 1 wherein,

5. The cargo tank and hull support structure of claim 1, wherein said pedestal barrier comprises:

6. A ship comprising a hull, a deck structure and a cargo tank connected to the bottom of the deck structure, wherein a transverse channel is provided between the deck structure and the cargo tank, characterized by further comprising a support structure according to any one of claims 1-5, the support structure being arranged in the transverse channel, and a carrier baffle being arranged at the bottom of the deck structure, the carrier body being arranged at the top of the cargo tank.

7. The vessel of claim 6, wherein the deck structure comprises a main deck and a beam structure disposed below the main deck, the beam structure comprising a beam panel, the beam panel being connected to the main deck by a beam web.

8. The vessel according to claim 7, wherein the deck structure is in the form of a full beam arch structure, wherein,

9. The vessel according to claim 7, wherein the deck structure is in the form of a full beam arch structure, wherein,

10. The vessel according to claim 7, wherein the deck structure is in the form of a partial beam arch structure, wherein,