CN113790388A - Metal low-temperature film land storage tank insulation cold insulation box for storing frozen liquefied gas - Google Patents
Metal low-temperature film land storage tank insulation cold insulation box for storing frozen liquefied gas Download PDFInfo
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- CN113790388A CN113790388A CN202111127500.8A CN202111127500A CN113790388A CN 113790388 A CN113790388 A CN 113790388A CN 202111127500 A CN202111127500 A CN 202111127500A CN 113790388 A CN113790388 A CN 113790388A
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- cold insulation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
- F17C1/12—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge with provision for thermal insulation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
- F16L59/028—Composition or method of fixing a thermally insulating material
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/04—Arrangements using dry fillers, e.g. using slag wool which is added to the object to be insulated by pouring, spreading, spraying or the like
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/12—Arrangements for supporting insulation from the wall or body insulated, e.g. by means of spacers between pipe and heat-insulating material; Arrangements specially adapted for supporting insulated bodies
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/001—Thermal insulation specially adapted for cryogenic vessels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/03—Thermal insulations
- F17C2203/0304—Thermal insulations by solid means
- F17C2203/0325—Aerogel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/03—Thermal insulations
- F17C2203/0304—Thermal insulations by solid means
- F17C2203/0329—Foam
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/03—Thermal insulations
- F17C2203/0304—Thermal insulations by solid means
- F17C2203/0345—Fibres
- F17C2203/035—Glass wool
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/32—Hydrogen storage
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses an insulation cold-keeping box of metal low-temperature film land storage tank for storing frozen liquefied gas, which comprises the following parts: the lower supporting plate, the inner supporting plate, the insulating cold-insulating material, the upper supporting plate, the metal strip-shaped plate or the pre-groove, the fixed reinforced wedge lug and the mounting hole plate. The related supporting plates are fixedly connected through metal nails and the like to form a cuboid box body, and insulating cold insulation materials are filled in the cuboid box body. The insulating cold insulation box can be prefabricated in a factory, and the wall surface and the bottom surface of the whole storage tank are coated by paving a plurality of standard insulating cold insulation boxes on the site, so that the cold insulation effect is achieved. The invention not only improves the cold insulation performance of the low-temperature film storage tank and reduces the weight of the insulating cold insulation tank, but also adopts the mature insulating cold insulation material with higher environmental protection safety level, thereby greatly reducing the construction workload, shortening the construction period, improving the cold insulation performance of the low-temperature film storage tank, reducing the daily evaporation rate and realizing the concept of environmental protection.
Description
Technical Field
The invention relates to the technical field of cryogenic storage devices for freezing liquefied gases (such as liquefied natural gas, liquid nitrogen, liquid oxygen, liquid hydrogen, liquid helium and other liquefied gases), belongs to one of the components of a film type storage tank, and particularly relates to a metal low-temperature film land storage tank insulating cold insulation box for freezing liquefied gas storage.
Background
The refrigerated liquefied gases such as liquefied natural gas, liquid hydrogen and the like are always used as the preferred energy source for replacing petroleum by virtue of the advantages of green, environmental protection and high efficiency, and become one of the most rapidly developed energy source industries in the world. With the rapid development of the economy of China and the continuous improvement of the requirement on environmental governance, the application and development of liquefied natural gas and liquid hydrogen are more and more emphasized by all parties, and are one of the key directions of the development of clean energy in China in the future. Liquefied gases such as liquid nitrogen and liquid helium are widely used as inert gases and cooling media in industry, but the mode of cold insulation is particularly important due to the low temperature.
The film type storage tank is firstly applied to the storage of liquefied hydrocarbon liquefied gas, and is mostly applied to the large-scale storage, remote transportation and other directions of liquefied natural gas LNG at present. Most of the conventional large-scale frozen liquefied gases are stored in a 9% nickel steel storage tank, the 9% nickel steel storage tank is low in standard prefabrication degree and low in automatic welding rate, construction difficulty in construction of the 9% nickel storage tank is increased, meanwhile, the volume of the 9% nickel steel storage tank is limited by the construction process, a foam glass brick is adopted at the bottom of the tank to achieve a cold insulation effect, 4 layers need to be laid, the thickness of the tank and a moisture-proof layer is 0.6m, the thickness of the tank bottom is different from that of the tank wall, and the construction period is greatly increased. The thin film type storage tank is high in degree of advance, short in construction period, low in carbon content of used construction materials, high in reheating frequency, easy to maintain and the like, more accords with the low-carbon emission reduction target, is a novel refrigerating liquefied gas storage scheme, is high in degree of advance in a cold insulation mode, and is high in degree of advance. The invention relates to an insulating cold-keeping box of a metal low-temperature film land storage tank for storing frozen liquefied gas.
Disclosure of Invention
The invention aims to provide an insulating and cold-keeping box of a metal low-temperature film land storage tank for storing frozen liquefied gas, which comprises the following components: the lower supporting plate, the inner supporting plate, the insulating cold-insulating material, the upper supporting plate, the metal strip-shaped plate or the pre-groove, the fixed reinforced wedge lug and the mounting hole plate. The related supporting plates are fixedly connected through metal nails and the like to form a cuboid box body, and insulating cold insulation materials are filled in the cuboid box body. The insulating cold insulation box can be prefabricated in a factory, and the wall surface and the bottom surface of the whole storage tank are coated by paving a plurality of standard insulating cold insulation boxes on the site, so that the cold insulation effect is achieved. The invention not only improves the cold insulation performance of the low-temperature film storage tank and reduces the weight of the insulating cold insulation tank, but also adopts the mature insulating cold insulation material with higher environmental protection safety level, thereby greatly reducing the construction workload, shortening the construction period, improving the cold insulation performance of the low-temperature film storage tank, reducing the daily evaporation rate and realizing the concept of environmental protection.
In order to achieve the purpose, the invention provides the following technical scheme: the insulating cold insulating box for land storage tank with low-temperature metal film for storing frozen liquefied gas includes lower support plate, inner support plate, insulating cold insulating material, upper support plate, strip metal plate or pre-notched groove, reinforcing wedge lug and installing hole plate. The surface of the upper supporting plate can be pre-grooved or pre-installed to fix the metal strip plate for later-stage metal film installation, the upper supporting plate, the lower supporting plate, the inner supporting plate is connected and fixed into a rectangular box body through screws, clamp nails, gas strip nails or door-shaped nails, the length, width and height of the rectangular box body range from 100mm to 5000mm, the box body is internally filled with insulating cold insulation materials for cold insulation of low-temperature liquid in a low-temperature land tank body, the side face of the box body is fixedly provided with reinforcing wedge lugs which are connected and fixed outside the box body in a gluing and screw adding manner, the clamp nails, the gas strip nails and the door-shaped nails manner, and the mounting hole plate on the reinforcing wedge lugs is used for upper-layer insulating cold insulation box installation and fixation. And four sides of the insulating and cold insulation box are in a counter bore type and are fixed on the land tank wall and the tank bottom through studs.
As an improvement of the technical scheme, the lower support plate, the inner support plate and the upper support plate are made of wood plywood, glass fiber reinforced plastic, tetrafluoroethylene, polytetrafluoroethylene and polyether ether ketone, and the thicknesses of the wood plywood, the glass fiber reinforced plastic, the tetrafluoroethylene, the polytetrafluoroethylene and the polyether ether ketone are all 1-100 mm, so that the strength of the insulated cold insulation box is improved.
As an improvement of the technical scheme, the insulating and cold-insulating material adopts aerogel, reinforced polyurethane foam material, diene elastic foam material and glass fiber material, and the density is 20-300kg/m 3.
As the improvement of the technical scheme, the metal strip plate is fixed on the surface of the upper supporting plate, the thickness of the metal strip plate is 0.5-15 mm, the material is stainless steel plate, 9% nickel steel plate, invar steel plate or aluminum alloy plate, and the metal strip plate is used for fixing the upper metal film, can be a cross-shaped steel plate, can be a strip-shaped steel plate, and is fixed on the upper supporting plate through screws.
As an improvement of the above technical scheme, the pre-groove of the upper support plate can be pre-formed in a T shape, an L shape and the like by machining on the upper support plate, and is used for mounting and fixing the upper metal film.
As an improvement of the technical scheme, the side face of the insulated cold insulation box is provided with the reinforced fixing wedge lug, the reinforced fixing wedge lug is made of wood plywood, glass fiber reinforced plastic, tetrafluoroethylene, polytetrafluoroethylene and polyether-ether-ketone materials, the thickness of the reinforced fixing wedge lug is 15-100 mm, and the reinforced fixing wedge lug is connected and fixed to the side face of the insulated cold insulation box through screws, clamp nails, air strip nails and door-shaped nails. The reinforced fixing wedge lug is internally provided with an open pore structure for fixing the top mounting pore plate.
As an improvement of the technical scheme, the mounting hole plate is fixed on the surface of the reinforcing and fixing wedge lug, the thickness of the mounting hole plate is 0.5-15 mm, the mounting hole plate is made of a stainless steel plate, a 9% nickel steel plate, an invar steel plate or an aluminum alloy plate, and the mounting hole plate is used for connecting a plurality of insulated cold insulation boxes and fixing the upper layer of insulated cold insulation box.
As an improvement of the technical scheme, the four corner areas of the bottom plate of the insulating and cold-insulating box are designed with round counter bores, and the welding studs of the bottom plate penetrate through the counter bores to fix the insulating and cold-insulating box on the wall and the bottom of the land tank through gaskets and nuts.
Compared with the prior art, the invention has the following beneficial effects:
1. the insulating cold-insulating box has higher prefabrication degree, and the cold-insulating layer can be installed only by laying bolts on site by connecting the supporting plates to form a box-type structure.
2. The support plate of the insulating and cold-keeping box is fixed by screws, staple bolts, air strip nails or door-shaped nails, so that the use of glue is reduced, the requirements and time for smearing, drying, curing and the like are reduced, and the prefabrication time is shortened.
3. The support plate of the insulating and cold-keeping box is fixed by screws, staples, air strip nails or door-shaped nails, so that the use of glue is reduced, the air release rate of materials in the insulating layer is reduced, and the smooth change of the pressure in the insulating layer is ensured.
4. The insulating cold insulation box provided by the invention reinforces the insulating box through the form of the internal supporting plate, so that insulating materials with better insulating effect can be paved in the insulating box, and the evaporation rate of the storage tank is further reduced.
Drawings
FIG. 1 is a schematic view of the structure of the insulated cold insulation box of the present invention;
FIG. 2 is a schematic view of the structure of the metal strip-shaped plate (strip-shaped and cross-shaped) according to the present invention;
FIG. 3 is a schematic view of the pre-grooving (L-shaped and T-shaped) structure of the present invention;
FIG. 4 is a schematic view of the structure of the orifice plate installed in the present invention;
1. a lower support plate; 2. an inner support plate; 3. insulating cold insulation material; 4. an upper supporting plate 5 and a metal strip plate; 6. pre-slotting; 7. fixing the reinforcing wedge lug; 8. installing a pore plate; 9. counter bore
Detailed Description
The technical solution in 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.
Referring to fig. 1-4, the present invention provides a technical solution:
the invention aims to provide an insulating and cold-keeping box of a metal low-temperature film land storage tank for storing frozen liquefied gas, which comprises the following components: the lower supporting plate, the inner supporting plate, the insulating cold-insulating material, the upper supporting plate, the metal strip-shaped plate or the pre-groove, the fixed reinforced wedge lug and the mounting hole plate. The related supporting plates are fixedly connected through metal nails and the like to form a cuboid box body, and insulating cold insulation materials are filled in the cuboid box body. The insulating cold insulation box can be prefabricated in a factory, and the wall surface and the bottom surface of the whole storage tank are coated by paving a plurality of standard insulating cold insulation boxes on the site, so that the cold insulation effect is achieved. The invention not only improves the cold insulation performance of the low-temperature film storage tank and reduces the weight of the insulating cold insulation tank, but also adopts the mature insulating cold insulation material with higher environmental protection safety level, thereby greatly reducing the construction workload, shortening the construction period, improving the cold insulation performance of the low-temperature film storage tank, reducing the daily evaporation rate and realizing the concept of environmental protection.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a metal low temperature film land is with storage tank insulation cold-proof box for freezing liquefied gas storage, includes that bottom suspension fagging 1, interior backup pad 2, insulating cold-proof material 3, last backup pad 4, metal strip shaped plate 5 or pre-slotting 6, fixed wedge ear 7 and the installation orifice plate 8 of strengthening constitute. Go up 4 surfaces of backup pad fluting 6 forms in advance or install metal strip shaped plate 5 in advance and be used for later stage metal film's installation fixed, go up backup pad 4, bottom suspension fagging 1, interior backup pad 2 is through the screw, the bail, the row of gas nails or door type nail are connected fixedly into rectangular box, rectangular box length wide height scope 100mm-5000mm, the box is inside to be filled insulating cold insulation material 3 and is used for the cold insulation of the internal low temperature liquid of low temperature land jar, the fixed wedge ear 7 that strengthens of box side is through the rubber coating with the screw, the bail, the row of gas nails and door type nail mode connection are fixed in the box outside, it is fixed that the installation that is used for upper insulating cold insulation case through the installation orifice plate 8 on fixed wedge ear 7 of strengthening. And four sides of the insulated cold insulation box are in a form of counter bores 9 and are fixed on the land tank wall and the tank bottom through studs.
As an improvement of the technical scheme, the lower support plate 1, the inner support plate 2 and the upper support plate 4 are made of wood plywood, glass fiber reinforced plastic, tetrafluoroethylene, polytetrafluoroethylene and polyether ether ketone, and the thicknesses of the wood plywood, the glass fiber reinforced plastic, the tetrafluoroethylene, the polytetrafluoroethylene and the polyether ether ketone are all 1-100 mm, so that the strength of the insulated cold-insulation box is improved.
As an improvement of the technical scheme, the insulating and cold-insulating material 3 adopts aerogel, reinforced polyurethane foam material, diene elastic foam material and glass fiber material, and the density is 20-300kg/m 3.
As the improvement of the technical scheme, the metal strip-shaped plate 5 is fixed on the surface of the upper supporting plate 4, the thickness of the metal strip-shaped plate 5 is 0.5mm-15mm, and the material is stainless steel plate, 9% nickel steel plate, invar steel plate or aluminum alloy plate, so as to be used for fixing the upper layer metal film, which can be a cross-shaped steel plate or a strip-shaped steel plate, and is fixed on the upper supporting plate 4 through screws.
As an improvement of the above technical solution, the pre-groove 6 of the upper support plate 4 may be formed in a T shape, an L shape, or the like by machining on the upper support plate 4 in advance, and is used for mounting and fixing the upper metal film.
As an improvement of the technical scheme, the side surface of the insulated cold insulation box is provided with the reinforced fixed wedge lug 7, the reinforced fixed wedge lug is made of wood plywood, glass fiber reinforced plastic, tetrafluoroethylene, polytetrafluoroethylene and polyether-ether-ketone materials, the thickness of the reinforced fixed wedge lug is 15-100 mm, and the reinforced fixed wedge lug is connected and fixed to the side surface of the insulated cold insulation box through screws, clamp nails, air strip nails and door-shaped nails. An opening structure is designed in the reinforced fixing wedge lug 7 and used for fixing the top mounting pore plate 8.
As an improvement of the technical scheme, the mounting hole plate 8 is fixed on the surface of the reinforcing and fixing wedge lug 7, the thickness of the mounting hole plate is 0.5-15 mm, the mounting hole plate is made of a stainless steel plate, a 9% nickel steel plate, an invar steel plate or an aluminum alloy plate, and the mounting hole plate is used for connecting a plurality of insulated cold-keeping boxes and fixing the upper layer of insulated cold-keeping boxes.
As the improvement of the technical scheme, the four corner areas of the bottom plate of the insulating and cold insulating box are designed with round counter bores 9, and the welding studs of the bottom plate penetrate through the counter bores 9 to fix the insulating and cold insulating box on the wall and the bottom of the land tank through gaskets and nuts.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides a metal low temperature film land is with storage tank insulation cold-proof box for freezing liquefied gas storage, includes that bottom suspension fagging (1), interior backup pad (2), insulation cold-proof material (3), last backup pad (4), metal strip shaped plate (5) or fluting (6), fixed wedge ear (7) of strengthening and installation orifice plate (8) are constituteed. Go up backup pad (4) surface can be fluting in advance (6) form or install metal strip shaped plate (5) in advance and be used for later stage metallic film's installation fixed, go up backup pad (4), lower support plate (1), inner support plate (2) are through the screw, the bail, gas chain riveting or door type nail go on connecting and fixing rectangular box, rectangular box length wide high range 100mm-5000mm, the inside insulating cold insulation material (3) that fills of box is used for the cold insulation of low temperature liquid in the low temperature land storage tank, box side is fixed strengthens wedge ear (7) and is added the screw through the rubber coating, the bail, gas chain riveting and door type nail mode are connected and are fixed outside the box, be used for the installation of upper strata insulating cold insulation case fixed through mounting hole board (8) on fixed strengthening wedge ear (7). Four sides of the insulation cold insulation box are in a form of counter bores (9) and are fixed on the land tank wall and the tank bottom through studs.
2. A metallic cryogenic film land tank insulation cold box for frozen liquefied gas storage according to claim 1, wherein: the lower supporting plate (1), the inner supporting plate (2) and the upper supporting plate (4) are made of wood plywood, glass fiber reinforced plastic, tetrafluoroethylene, polytetrafluoroethylene and polyether ether ketone materials, and the thicknesses of the wood plywood, the glass fiber reinforced plastic, the tetrafluoroethylene, the polytetrafluoroethylene and the polyether ether ketone materials are all 1mm-100mm, so that the strength of the insulated cold insulation box is increased.
3. A metallic cryogenic film land tank insulation cold box for frozen liquefied gas storage according to claim 1, wherein: the insulating cold insulation material (3) adopts aerogel, reinforced polyurethane foam material, diene elastic foam material and glass fiber material, and the density is 20-300kg/m 3.
4. A metallic cryogenic film land tank insulation cold box for frozen liquefied gas storage according to claim 1, wherein: the metal strip-shaped plate (5) is fixed on the surface of the upper supporting plate (4), the thickness of the metal strip-shaped plate (5) is 0.5-15 mm, the material is stainless steel plate, 9% nickel steel plate, invar steel plate or aluminum alloy plate, and the metal strip-shaped plate is used for fixing an upper metal film, can be a cross-shaped steel plate and a strip-shaped steel plate and is fixed on the upper supporting plate (4) through screws.
5. A metallic cryogenic film land tank insulation cold box for frozen liquefied gas storage according to claim 1, wherein: the pre-slotting (6) of the upper supporting plate (4) can be used for mounting and fixing the upper metal film instead of the metal strip plate (5) by starting the forms of T shape, L shape and the like on the upper supporting plate (4) in advance through a machining mode.
6. A metallic cryogenic film land tank insulation cold box for frozen liquefied gas storage according to claim 1, wherein: the side surface of the insulating and cold-keeping box is provided with a reinforced fixing wedge lug (7), the insulating and cold-keeping box is made of wood plywood, glass fiber reinforced plastics, tetrafluoroethylene, polytetrafluoroethylene and polyether-ether-ketone materials, the thickness of the insulating and cold-keeping box is 15mm-100mm, and the insulating and cold-keeping box is fixedly connected with the side surface of the insulating and cold-keeping box through screws, clamp nails, air strip nails and door-shaped nails. An opening structure is designed in the reinforced fixing wedge lug (7) and is used for fixing the top mounting pore plate (8).
7. A metallic cryogenic film land tank insulation cold box for frozen liquefied gas storage according to claim 1, wherein: the mounting hole plate (8) is fixed on the surface of the reinforcing and fixing wedge lug (7), the thickness of the mounting hole plate is 0.5-15 mm, the mounting hole plate is made of a stainless steel plate, a 9% nickel steel plate, an invar steel plate or an aluminum alloy plate, and the mounting hole plate is used for connecting a plurality of insulated cold insulation boxes and fixing the upper layer of insulated cold insulation box.
8. A metallic cryogenic film land tank insulation cold box for frozen liquefied gas storage according to claim 1, wherein: circular counter bores (9) are designed at four corner areas of the bottom plate of the insulating and cold insulation box, and a bottom plate welding stud penetrates through the counter bores (9) to fix the insulating and cold insulation box to the land tank wall and the tank bottom through gaskets and nuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111127500.8A CN113790388A (en) | 2021-09-26 | 2021-09-26 | Metal low-temperature film land storage tank insulation cold insulation box for storing frozen liquefied gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111127500.8A CN113790388A (en) | 2021-09-26 | 2021-09-26 | Metal low-temperature film land storage tank insulation cold insulation box for storing frozen liquefied gas |
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| Publication Number | Publication Date |
|---|---|
| CN113790388A true CN113790388A (en) | 2021-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111127500.8A Pending CN113790388A (en) | 2021-09-26 | 2021-09-26 | Metal low-temperature film land storage tank insulation cold insulation box for storing frozen liquefied gas |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117028827A (en) * | 2023-10-09 | 2023-11-10 | 中太海碳(上海)环保科技有限公司 | Fixing module of low-temperature film storage container and low-temperature film storage container |
-
2021
- 2021-09-26 CN CN202111127500.8A patent/CN113790388A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117028827A (en) * | 2023-10-09 | 2023-11-10 | 中太海碳(上海)环保科技有限公司 | Fixing module of low-temperature film storage container and low-temperature film storage container |
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