CN214138860U - Connecting structure of TCS (thermal control system) of marine LNG (liquefied natural gas) storage tank and ship - Google Patents
Connecting structure of TCS (thermal control system) of marine LNG (liquefied natural gas) storage tank and ship Download PDFInfo
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- CN214138860U CN214138860U CN202120065167.1U CN202120065167U CN214138860U CN 214138860 U CN214138860 U CN 214138860U CN 202120065167 U CN202120065167 U CN 202120065167U CN 214138860 U CN214138860 U CN 214138860U
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Abstract
The utility model discloses a connecting structure of a TCS (thermal control system) of a marine LNG (liquefied natural gas) storage tank and a ship, which comprises a TCS supporting platform structure and a TCS top reinforcing structure; the upper part of the TCS is connected with the cabin through a TCS top reinforcing structure, and the lower part of the TCS is connected with the storage tank through a TCS supporting platform structure. The utility model discloses make the TCS make the degree of difficulty reduce, the field work volume that significantly reduces, easy to assemble. The TCS is assembled and connected with the tank and the ship through the TCS supporting platform structure and the TCS top reinforcing structure, the bearing capacity of the ship body is fully utilized, meanwhile, local sealing connection processing is carried out, and the danger zone and the safety zone are completely isolated. And an insulating heat-insulating block and an insulating heat-insulating material are adopted between the TCS platform supporting seat and the TCS platform, so that the cold insulation effect is good. The expansion joint has strong deformation compensation capability and long service life, and can freely adjust the relative motion among the cabin, the TCS and the storage tank. The TCS and the TCS platform are manufactured and preassembled in a workshop to be qualified, and the TCS and the expansion joint are welded on the spot through a grinding and assembling plate, so that the spot installation is more convenient.
Description
Technical Field
The utility model relates to a liquefied gas storage tank technical field especially relates to a marine LNG storage tank TCS and jar, ship connection structure.
Background
To ensure proper storage of the LNG cargo, fuel, etc. for the ship so that leaks do not pose a risk to personnel, ships and the environment, the fuel maintenance system located below the deck should be hermetically separated from the nearby premises. I.e., fuel tank fittings, accessories, flanges, valves, should be enclosed within the gas tight fuel tank fitting (i.e., within the TCS). The fuel tank connections should be able to safely contain leaks from the fuel tank connections, have space to accommodate cargo system outlet lines, accessories, valves, instrumentation and instrumentation, equipment operations, and generally have a relatively large weight. Due to the movement and deformation of the ship, the expansion caused by heat and the contraction caused by cold of the fuel storage tank, the supporting structure between the joint and the tank, the insulation design and the connection structure with the cabin become key problems to be solved.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve above-mentioned problem, provide a marine LNG storage tank TCS and jar, ship connection structure.
In order to solve the technical problem, the technical scheme of the utility model is that: a connecting structure of a TCS (thermal control system) of a marine LNG (liquefied natural gas) storage tank, a tank and a ship comprises a TCS supporting platform structure and a TCS top reinforcing structure; the upper part of the TCS is connected with the cabin through a TCS top reinforcing structure, and the lower part of the TCS is connected with the storage tank through a TCS supporting platform structure.
The TCS supporting platform structure comprises an expansion joint, an insulating and heat-insulating block, a TCS platform supporting seat, a TCS platform and a first fastener; the bottom of the TCS platform supporting seat is welded with the storage tank, the TCS platform is installed on the top of the TCS platform supporting seat through an insulating heat insulation block and connected through a fastener I, a long circular hole is formed in the TCS platform, the TCS platform supporting seat is connected with the TCS platform through the long circular hole in a sliding mode, and the top of the TCS platform is connected with the TCS through an expansion joint.
The TCS top reinforcing structure comprises T-shaped steel, reinforcing ribs, angle steel and a second fastening piece; t-shaped steel and a reinforcing rib are welded on the outer portion of the TCS top plate, angle steel is welded on the inner portion of the TCS top plate, the T-shaped steel is welded with the reinforcing rib, the T-shaped steel is connected with the cabin reinforcing beam through a second fastening piece, a long circular hole is formed in a top panel of the T-shaped steel, and the T-shaped steel is connected with the cabin reinforcing beam through the long circular hole in a sliding mode.
Further, the TCS platform supporting seat comprises a connecting plate, a rib plate, a baffle plate and a base plate; baffles are arranged around the connecting plate, the connecting plate is connected with the rib plate, and the rib plate is connected with the base plate; a plurality of TCS platform supporting seats are uniformly and symmetrically welded on the upper part of the storage tank through the base plate.
Furthermore, a sealing cover is welded outside the fastener I on the upper surface of the TCS platform, and a sealing plate is welded between the TCS platform and the DOME shell.
Further, the insulating and heat insulating blocks, the outer part of the TCS platform supporting seat and the space below the TCS platform are wrapped with insulating and heat insulating materials.
Furthermore, the top of the expansion joint is horizontally welded with a TCS connecting plate, the TCS connecting plate is vertically welded with a grinding plate, and the grinding plate is welded with a TCS wall plate.
Furthermore, the expansion joint is a single-wave or multi-wave U-shaped metal expansion joint.
Furthermore, the insulating and heat-insulating block is made of laminated wood.
Furthermore, the insulating and heat-insulating block is made of a composite material.
Furthermore, the insulating and heat-insulating block is made of glass fiber reinforced plastics.
The utility model discloses make the TCS make the degree of difficulty reduce, the field work volume that significantly reduces, easy to assemble. The TCS is assembled and connected with the tank and the ship through the TCS supporting platform structure and the TCS top reinforcing structure, the bearing capacity of the ship body is fully utilized, meanwhile, local sealing connection processing is carried out, and the danger zone and the safety zone are completely isolated. And an insulating heat-insulating block and an insulating heat-insulating material are adopted between the TCS platform supporting seat and the TCS platform, so that the cold insulation effect is good. The expansion joint has strong deformation compensation capability and long service life, and can freely adjust the relative motion among the cabin, the TCS and the storage tank. The TCS and the TCS platform are manufactured and preassembled in a workshop to be qualified, and the TCS and the expansion joint are welded on the spot through a grinding and assembling plate, so that the spot installation is more convenient.
Drawings
FIG. 1 is a front view of the present invention;
fig. 2 is a side view of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a schematic illustration of the installation of the TCS support platform structure;
FIG. 5 is a schematic view of the location of the TCS platform support base and the TCS platform connection hole;
FIG. 6 is a front view of the TCS platform support base and insulating blocks mounted thereon;
FIG. 7 is a side view of the TCS platform support base and insulating blocks installed;
FIG. 8 is a front view of a TCS platform support pedestal;
FIG. 9 is a top view of a TCS platform support pedestal;
FIG. 10 is a side view of a TCS platform support pedestal;
FIG. 11 is a schematic view of an expansion joint connection;
FIG. 12 is a schematic view of TCS top stiffener installation;
FIG. 13 is a schematic view of a TCS top stiffener structure;
fig. 14 is a sectional view B-B of fig. 13.
Wherein: 1. cabin, 2, cabin stiffening beam, 3, TCS, 4, expansion joint, 5, insulating and heat-insulating block, 6, TCS platform supporting seat, 7, TCS platform, 8, fastener I, 9, storage tank, 10, fastener II, 11, insulating and heat-insulating material, 12, reinforcing rib, 13, DOME shell, 14, T-shaped steel, 15, sealing plate, 16, TCS connecting plate, 17, grinding plate, 18, TCS wall plate, 19, TCS top plate, 20, angle steel, 6-1, connecting plate, 6-2, rib plate, 6-3, baffle, 6-4 and backing plate.
Detailed Description
The following description of the present invention will be made with reference to the accompanying drawings 1-14.
A connecting structure of a TCS (thermal control system) of a marine LNG (liquefied natural gas) storage tank, a tank and a ship comprises a TCS supporting platform structure and a TCS top reinforcing structure; the upper part of TCS3 is connected to the hold 1 by a TCS top strengthening structure and the lower part of TCS3 is connected to the tank 9 by a TCS support platform structure.
The TCS supporting platform structure comprises an expansion joint 4, an insulating and heat-insulating block 5, a TCS platform supporting seat 6, a TCS platform 7 and a first fastener 8; TCS platform supporting seat 6's bottom and storage tank 9 welding, TCS platform 7 is installed and is connected through fastener 8 through insulating heat insulating block 5 at TCS platform supporting seat 6's top, the slotted hole has been seted up on TCS platform 7, TCS platform supporting seat 6 passes through slotted hole sliding connection with TCS platform 7, can compensate the horizontal direction relative displacement that expend with heat and contract with cold and appear between TCS platform 7 and storage tank 9, avoid producing the additional load to storage tank 9 because the restraint, TCS platform 7's top is passed through expansion joint 4 and is connected with TCS 3.
The TCS top reinforcing structure comprises T-shaped steel 14, reinforcing ribs 12, angle steel 20 and a second fastener 10; the T-shaped steel 14 is welded to the outer portion of the TCS top plate 19, the reinforcing ribs 12 are welded to the outer portion of the TCS top plate 19, angle steel 20 is welded to the inner portion of the TCS top plate 19, the T-shaped steel 14 is welded to the reinforcing beam 2 of the cabin through the second fastening piece 10, the TCS top reinforcing structure with high rigidity is formed in assembly connection with the cabin 1, the cabin 1 is enabled to bear the main weight of TCS3, long round holes are formed in the top panel of the T-shaped steel 14, the T-shaped steel 14 is connected with the reinforcing beam 2 of the cabin through the long round holes in a sliding mode, the mutual constraint effect is eliminated, and relative sliding between the TCS3 and the cabin 1 is facilitated.
The TCS platform supporting seat 6 comprises a connecting plate 6-1, a rib plate 6-2, a baffle 6-3 and a base plate 6-4; baffles 6-3 are arranged around the connecting plate 6-1, the connecting plate 6-1 is connected with the rib plate 6-2, and the rib plate 6-2 is connected with the backing plate 6-4; according to the weight load, a plurality of TCS platform supporting seats 6 are uniformly and symmetrically welded on the upper part of the storage tank 9 through the backing plates 6-4.
A sealing cover is welded outside the first fastener 8 on the upper surface of the TCS platform 7, and a sealing plate 15 is welded between the TCS platform 7 and the DOME shell 13 to form an airtight structure.
The outside of insulating and heat insulating block 5, TCS platform supporting seat 6 and the below space parcel insulating and heat insulating material 11 of TCS platform 7 realize storage tank 9 and TCS 3's cold insulation, guarantee the evaporation rate of storage tank 9, and insulating and heat insulating material 11 can be polyurethane.
The expansion joint 4 can select single-wave or multi-wave U-shaped metal expansion joints according to the relative displacement, a TCS connecting plate 16 is horizontally welded at the top of the expansion joint 4, a grinding plate 17 is vertically welded on the TCS connecting plate 16, and the grinding plate 17 is welded with a TCS wall plate 18 to form a sealing structure.
The insulating and heat-insulating block 5 is made of laminated wood.
The material of the insulating and heat-insulating block 5 is a composite material, preferably glass fiber reinforced plastic.
The structure can be used for liquid cargo tanks of gas transport ships, gas fuel storage tanks, monomer tanks, double-body tanks and triple-body tanks, can also be used for two monomer tanks which are arranged in parallel, and can also be used for connecting structures of TCS (thermal control system) of the B-type cabin with tanks and ships. The TCS is manufactured as an independent module, the connecting structure is simple and reliable, the space is saved to the maximum extent, and the workload of the on-site ship structure is reduced.
The above description is only the specific implementation manner of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution of the present invention and the design of the present invention within the technical scope of the present invention.
Claims (9)
1. A connecting structure of a TCS (thermal control system) of a marine LNG storage tank, a tank and a ship is characterized by comprising a TCS supporting platform structure and a TCS top reinforcing structure; the upper part of the TCS (3) is connected with the cabin (1) through a TCS top reinforcing structure, and the lower part of the TCS (3) is connected with the storage tank (9) through a TCS supporting platform structure;
the TCS supporting platform structure comprises an expansion joint (4), an insulating and heat-insulating block (5), a TCS platform supporting seat (6), a TCS platform (7) and a first fastener (8); the bottom of the TCS platform supporting seat (6) is welded with the storage tank (9), the top of the TCS platform supporting seat (6) is provided with a TCS platform (7) through an insulating heat insulation block (5) and is connected with the TCS platform through a first fastener (8), a long circular hole is formed in the TCS platform (7), the TCS platform supporting seat (6) is in sliding connection with the TCS platform (7) through the long circular hole, and the top of the TCS platform (7) is connected with the TCS (3) through an expansion joint (4);
the TCS top reinforcing structure comprises T-shaped steel (14), reinforcing ribs (12), angle steel (20) and a second fastener (10); t-shaped steel (14) and reinforcing ribs (12) are welded to the outer portion of the TCS top plate (19), angle steel (20) is welded to the inner portion of the TCS top plate (19), the T-shaped steel (14) is welded to the reinforcing ribs (12), the T-shaped steel (14) is connected with the cabin reinforcing beam (2) through a second fastener (10), a long circular hole is formed in a top panel of the T-shaped steel (14), and the T-shaped steel (14) is connected with the cabin reinforcing beam (2) in a sliding mode through the long circular hole.
2. The connecting structure of the TCS of the marine LNG storage tank with the tank and the ship according to claim 1, wherein the TCS platform supporting seat (6) comprises a connecting plate (6-1), a rib plate (6-2), a baffle plate (6-3) and a base plate (6-4); baffles (6-3) are arranged around the connecting plate (6-1), the connecting plate (6-1) is connected with the rib plate (6-2), and the rib plate (6-2) is connected with the backing plate (6-4); a plurality of TCS platform supporting seats (6) are uniformly and symmetrically welded on the upper part of the storage tank (9) through the backing plates (6-4).
3. The connecting structure of the TCS of the marine LNG storage tank with the tank and the ship as claimed in claim 1, wherein a sealing cover is welded outside the first fastener (8) on the upper surface of the TCS platform (7), and a sealing plate (15) is welded between the TCS platform (7) and the DOME shell (13).
4. The connecting structure of the TCS of the marine LNG storage tank with the tank and the ship as claimed in claim 1, wherein the insulating and heat insulating blocks (5), the outer portion of the TCS platform support base (6) and the space below the TCS platform (7) are wrapped with insulating and heat insulating material (11).
5. The connecting structure of the TCS of the marine LNG storage tank and the ship as claimed in claim 1, wherein the top of the expansion joint (4) is horizontally welded with a TCS connecting plate (16), the TCS connecting plate (16) is vertically welded with a matching plate (17), and the matching plate (17) is welded with a TCS wall plate (18).
6. The connecting structure of the TCS for marine LNG storage tank and the ship as claimed in claim 1 or 5, wherein the expansion joint (4) is a single-wave or multi-wave U-shaped metal expansion joint.
7. The connecting structure of the TCS for marine LNG storage tank and the ship as claimed in claim 1, wherein the insulating blocks (5) are made of laminated wood.
8. The connecting structure of the TCS for marine LNG storage tank and the ship as claimed in claim 1, wherein the insulating blocks (5) are made of composite materials.
9. The connecting structure of the TCS for the marine LNG storage tank, the tank and the ship as claimed in claim 8, wherein the insulating blocks (5) are made of glass fiber reinforced plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120065167.1U CN214138860U (en) | 2021-01-11 | 2021-01-11 | Connecting structure of TCS (thermal control system) of marine LNG (liquefied natural gas) storage tank and ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120065167.1U CN214138860U (en) | 2021-01-11 | 2021-01-11 | Connecting structure of TCS (thermal control system) of marine LNG (liquefied natural gas) storage tank and ship |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214138860U true CN214138860U (en) | 2021-09-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120065167.1U Active CN214138860U (en) | 2021-01-11 | 2021-01-11 | Connecting structure of TCS (thermal control system) of marine LNG (liquefied natural gas) storage tank and ship |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214138860U (en) |
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2021
- 2021-01-11 CN CN202120065167.1U patent/CN214138860U/en active Active
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