CN218914559U - Land thin film type low-temperature metal storage tank - Google Patents
Land thin film type low-temperature metal storage tank Download PDFInfo
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- CN218914559U CN218914559U CN202222970251.5U CN202222970251U CN218914559U CN 218914559 U CN218914559 U CN 218914559U CN 202222970251 U CN202222970251 U CN 202222970251U CN 218914559 U CN218914559 U CN 218914559U
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Abstract
The utility model discloses a land film type low-temperature metal storage tank, which comprises: pile foundation; the bearing platform is arranged at the top end of the pile foundation; the reinforcing ring is fixedly connected to the top end of the bearing platform; the double-layer metal outer tank is arranged at the top end of the bearing platform; the hard heat-insulating layer is fixedly connected to the inner wall of the double-layer metal outer tank; the film inner tank is fixedly connected to the inner wall of the hard heat preservation layer; the tank bottom secondary protection layer is arranged at the bottom end of the double-layer metal outer tank; the steel dome is fixedly connected to the top end of the double-layer metal outer tank; and the edge end of the suspended ceiling heat insulation layer is in sealing connection with the edge end of the top of the inner tank of the film. The utility model solves the problems of small wall thickness and tank capacity, long construction period and large construction difficulty of large-volume concrete of the existing storage tank by the three-layer design of the double-layer metal outer tank and the thin film inner tank.
Description
Technical Field
The utility model relates to the technical field of storage tank equipment, in particular to a land thin film type low-temperature metal storage tank.
Background
Under the 'double carbon' goal, green clean energy demand is rapidly increased, the key direction of China energy development is the future, in clean energy full industry chain such as hydrogen energy, the storage technology is a very critical ring, the rapid development of the whole industry is greatly influenced, especially the large-scale storage of low-temperature media such as LNG and liquid hydrogen is realized, the technical requirement is high, the cost occupation ratio is large, in the present, along with the increase of tank capacity, the concrete outer tank and the metal inner tank are used, the thickness of a concrete bottom plate and the thickness of a tank wall of the tank are increased in the engineering construction process, the construction period is greatly increased, a large amount of cement and steel bars are used, the environment protection is not facilitated, meanwhile, large-volume concrete is poured, more technical difficulties are faced, and the tank faces more safety risks, so that the novel tank needs to be combined with the thin-film type tank technology, and the defects of the prior art are overcome.
Disclosure of Invention
The utility model aims to provide a land thin film type low-temperature metal storage tank, which solves the problems of small wall thickness and tank capacity, long construction period and large construction difficulty of large-volume concrete of the existing storage tank through the three-layer design of a double-layer metal outer tank and a thin film inner tank.
In order to achieve the object of the present utility model, there is provided a thin film type cryogenic metal storage tank for land, comprising: pile foundation; the bearing platform is arranged at the top end of the pile foundation; the reinforcing ring is fixedly connected to the top end of the bearing platform; the double-layer metal outer tank is arranged at the top end of the bearing platform and is positioned in the annular space of the reinforcing ring; the hard heat-insulating layer is fixedly connected to the inner wall of the double-layer metal outer tank; the film inner tank is fixedly connected to the inner wall of the hard heat preservation layer; the tank bottom secondary protection layer is arranged at the bottom end of the double-layer metal outer tank, extends upwards to the height position of the reinforcing ring along the bottom end of the double-layer metal outer tank, and is clamped between the double-layer metal outer tank and the hard heat insulation layer; the steel dome is fixedly connected to the top end of the double-layer metal outer tank; the suspended ceiling is fixedly connected to the inner wall of the steel dome, and the height of the suspended ceiling is in alignment with the top end of the thin film inner tank; the suspended ceiling heat insulation layer is arranged at the bottom end of the suspended ceiling, and the edge end of the suspended ceiling heat insulation layer is in sealing connection with the edge end of the top of the inner tank of the film.
As a preferable technical scheme of the utility model, the number and the diameter of the pile foundations are adapted to the scale of the storage tank, and a flexible vibration isolation device is arranged between the pile foundations and the bearing platform.
As the preferable technical scheme of the utility model, the section of the reinforcing ring is of a right trapezoid structure, and the right-angle side of the reinforcing ring is attached to the bottom end of the outer wall of the double-layer metal outer tank.
As the preferable technical scheme of the utility model, the double-layer metal outer tank is of a double-layer structure and comprises an outer tank outer wall, an outer tank inner wall and a tank wall support, wherein the outer tank outer wall is attached to the inner wall of the reinforcing ring, the outer tank inner wall is attached to the hard heat insulation layer, the tank wall support is of an I-shaped structure, and the tank wall support is horizontally clamped between the outer tank outer wall and the outer tank inner wall.
As a preferable technical scheme of the utility model, a heat insulation material is arranged between the outer wall of the outer tank and the inner wall of the outer tank.
As a preferable technical scheme of the utility model, the hard heat-insulating layer comprises a heat-insulating layer and a gas-insulating layer, wherein the heat-insulating layer is made of reinforced polyurethane foam materials, the gas-insulating layer is made of polymer materials, and the heat-insulating layer is laid in a multi-layer staggered manner.
As a preferred technical scheme of the utility model, the steel dome is hemispherical, and the steel dome is formed into a net shell structure by a steel frame and steel plates welded on the steel frame.
Compared with the prior art, the utility model provides a land thin film type low-temperature metal storage tank, which has the following beneficial effects:
according to the utility model, through the combined design of the double-layer metal outer tank and the thin film inner tank, the use of traditional concrete and prestressed reinforcement can be reduced, the inner volume of the storage tank is greatly increased under the condition of the same outer tank size, the double-layer metal outer tank can meet the storage tank with larger volume, and the defect of limited volume of the existing metal storage tank is solved; the double-layer metal outer tank ensures the stability of the outer tank of the large-scale metal storage tank for storing low-temperature media such as liquid hydrogen or liquefied natural gas, and further ensures the heat insulation and safety of the tank body; the thin film tank transmits the internal liquid pressure to the outer tank, the bottom corner of the tank is stressed most, a weak area is generated, the protection of the bottom corner of the tank is effectively enhanced according to the stress characteristics by the design of the concrete reinforcing ring with the trapezoid cross section, and the leakage risk caused by the bottom damage of the tank body is reduced; can be completed through prefabrication and rapid assembly, has the advantages of short construction period, good cold insulation effect, high safety and the like, and meets the development requirements of green and low carbon.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a detailed view of the structure of the present utility model a at fig. 1.
The pile foundation is 1, the bearing platform is 2, the reinforcing ring is 3, the double-layer metal outer tank is 4, the outer tank wall is 401, the outer tank inner wall is 402, the tank wall support is 403, the hard heat insulation layer is 5, the film inner tank is 6, the tank bottom secondary protection layer is 7, the steel dome is 8, the suspended ceiling is 9, and the suspended ceiling heat insulation layer is 10.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-2, an embodiment of the present utility model provides a land thin film type low temperature metal storage tank, comprising: pile foundation 1; the bearing platform 2 is arranged at the top end of the pile foundation 1; the reinforcing ring 3 is fixedly connected to the top end of the bearing platform 2; a double-layer metal outer tank 4, wherein the double-layer metal outer tank 4 is arranged at the top end of the bearing platform 2, and the double-layer metal outer tank 4 is positioned in the annular space of the reinforcing ring 3; the hard heat preservation layer 5 is fixedly connected to the inner wall of the double-layer metal outer tank 4; the film inner tank 6 is fixedly connected to the inner wall of the hard heat preservation layer 5; the tank bottom secondary protection layer 7 is arranged at the bottom end of the double-layer metal outer tank 4, the secondary protection layer 7 extends upwards to the height position of the reinforcing ring 3 along the bottom end of the double-layer metal outer tank 4, and the edge end of the secondary protection layer 7 is clamped between the double-layer metal outer tank 4 and the hard heat insulation layer 5; a steel dome 8, wherein the steel dome 8 is fixedly connected to the top end of the double-layer metal outer tank 4; the suspended ceiling 9 is fixedly connected to the inner wall of the steel dome 8, and the height of the suspended ceiling 9 is in alignment with the top end of the thin film inner tank 6; the suspended ceiling heat insulation layer 10, the suspended ceiling heat insulation layer 10 install in the furred ceiling 9 bottom, just suspended ceiling heat insulation layer 10 marginal end in the marginal end sealing connection of membrane inner tank 6 top.
In one embodiment of the utility model, the number and diameter of the pile foundations 1 are adapted to the scale of the storage tank, and a flexible shock insulation device is arranged between the pile foundations 1 and the bearing platform 2.
In one embodiment of the present utility model, the cross section of the reinforcing ring 3 is in a right trapezoid structure, and the right-angle side of the reinforcing ring 3 is attached to the bottom end of the outer wall of the double-layer metal outer tank 4.
In one embodiment of the present utility model, the double-layer metal outer can 4 is provided with a double-layer structure, and comprises an outer can outer wall 401, an outer can inner wall 402 and a can wall support 403, wherein the outer can outer wall 401 is attached to the inner wall of the reinforcing ring 3, the outer can inner wall 402 is attached to the hard insulation layer 5, the can wall support 403 is provided with an i-shaped structure, and the can wall support 403 is horizontally clamped between the outer can outer wall 401 and the outer can inner wall 402.
In one embodiment of the utility model, a thermal insulation material is provided between the outer tank wall 401 and the inner tank wall 402.
In one embodiment of the present utility model, the hard thermal insulation layer 5 includes a thermal insulation layer and a gas barrier layer, the thermal insulation layer is made of reinforced polyurethane foam material, the gas barrier layer is made of polymer material, and the thermal insulation layer is laid in a multi-layer staggered manner.
In one embodiment of the utility model, the steel dome 8 is hemispherical, and the steel dome 8 is formed into a reticulated shell structure by a steel frame and steel plates welded thereto.
The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.
Claims (7)
1. A land thin film type cryogenic metal storage tank, comprising:
pile foundation (1); the bearing platform (2) is arranged at the top end of the pile foundation (1); the reinforcing ring (3), the said reinforcing ring (3) is fixedly connected to the top of the said bearing platform (2); the double-layer metal outer tank (4), the double-layer metal outer tank (4) is arranged at the top end of the bearing platform (2), and the double-layer metal outer tank (4) is positioned in the annular space of the reinforcing ring (3); the hard heat preservation layer (5), the hard heat preservation layer (5) is fixedly connected to the inner wall of the double-layer metal outer tank (4); the film inner tank (6), the film inner tank (6) is fixedly connected to the inner wall of the hard heat-insulating layer (5); the tank bottom secondary protection layer (7), the tank bottom secondary protection layer (7) is arranged at the bottom end of the double-layer metal outer tank (4), the secondary protection layer (7) extends upwards to the height position of the reinforcing ring (3) along the bottom end of the double-layer metal outer tank (4), and the edge end of the secondary protection layer (7) is clamped between the double-layer metal outer tank (4) and the hard heat insulation layer (5); a steel dome (8), wherein the steel dome (8) is fixedly connected to the top end of the double-layer metal outer tank (4); the suspended ceiling (9), the suspended ceiling (9) is fixedly connected to the inner wall of the steel dome (8), and the height of the suspended ceiling (9) is in alignment with the top end of the thin film inner tank (6); the suspended ceiling heat insulation layer (10), the suspended ceiling heat insulation layer (10) is installed in the bottom end of the suspended ceiling (9), and the edge end of the suspended ceiling heat insulation layer (10) is in sealing connection with the edge end of the top of the thin film inner tank (6).
2. A land thin film cryogenic metal storage tank as defined in claim 1, wherein:
the number and the diameter of the pile foundations (1) are adapted to the scale of the storage tank, and a flexible shock insulation device is arranged between the pile foundations (1) and the bearing platform (2).
3. A land thin film cryogenic metal storage tank as defined in claim 1, wherein:
the cross section of the reinforcing ring (3) is of a right trapezoid structure, and the right-angle side of the reinforcing ring (3) is attached to the bottom end of the outer wall of the double-layer metal outer tank (4).
4. A land thin film cryogenic metal storage tank as defined in claim 1, wherein:
the double-layer metal outer tank (4) is arranged to be of a double-layer structure and comprises an outer tank outer wall (401), an outer tank inner wall (402) and a tank wall support (403), wherein the outer tank outer wall (401) is attached to the inner wall of the reinforcing ring (3), the outer tank inner wall (402) is attached to the hard heat insulation layer (5), the tank wall support (403) is arranged to be of an I-shaped structure, and the tank wall support (403) is horizontally clamped between the outer tank outer wall (401) and the outer tank inner wall (402).
5. A land thin film cryogenic metal storage tank as defined in claim 4, wherein:
an insulating material is arranged between the outer wall (401) of the outer tank and the inner wall (402) of the outer tank.
6. A land thin film cryogenic metal storage tank as defined in claim 1, wherein:
the hard heat preservation layer (5) comprises a heat insulation layer and a gas insulation layer, wherein the heat insulation layer is made of reinforced polyurethane foam materials, the gas insulation layer is made of polymer materials, and the heat insulation layer is laid in a multi-layer staggered mode.
7. A land thin film cryogenic metal storage tank as defined in claim 1, wherein:
the steel dome (8) is hemispherical, and the steel dome (8) is formed into a reticulated shell structure by a steel frame and steel plates welded on the steel frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222970251.5U CN218914559U (en) | 2022-11-08 | 2022-11-08 | Land thin film type low-temperature metal storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222970251.5U CN218914559U (en) | 2022-11-08 | 2022-11-08 | Land thin film type low-temperature metal storage tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218914559U true CN218914559U (en) | 2023-04-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222970251.5U Active CN218914559U (en) | 2022-11-08 | 2022-11-08 | Land thin film type low-temperature metal storage tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218914559U (en) |
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2022
- 2022-11-08 CN CN202222970251.5U patent/CN218914559U/en active Active
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