CN205640209U - Liquefied natural gas gas storage device - Google Patents

Liquefied natural gas gas storage device Download PDF

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Publication number
CN205640209U
CN205640209U CN201620427853.8U CN201620427853U CN205640209U CN 205640209 U CN205640209 U CN 205640209U CN 201620427853 U CN201620427853 U CN 201620427853U CN 205640209 U CN205640209 U CN 205640209U
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China
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inner bag
natural gas
liquefied natural
layer
shell
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Expired - Fee Related
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CN201620427853.8U
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Chinese (zh)
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杨文清
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Individual
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Individual
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Abstract

The utility model discloses a liquefied natural gas gas storage device, it has the shell, sets up low temperature resistant first inlayer, second inlayer, inner bag in the shell, in shell, first inlayer, second inlayer and inner bag four -layer structure, through the support column fixed stay between the adjacent structure, and form the enclosure space between the adjacent structure, the equal evacuation vacuum production layer of every enclosure space, every vacuum layer all set up three -way valve and vacuum meter, and multilayer mylar of aluminizing is packed to every vacuum in situ, and the inner bag has still set up mouth -piece and ascending pipe, and mouth -piece and ascending pipe all extend to from the cavity of inner bag in outside the shell. Store at fully provided liquefied natural gas and keep warm under the prerequisite that requires, the device of the utility model is simple in structure the practicality, low in manufacturing cost, the dead weight is low, the multiple layer vacuum heat preservation that adopts different materials to constitute, it is effectual to keep warm, but fully provided domestic consumer and small -size industry and commerce user's liquefied natural gas operation requirement.

Description

A kind of liquefied natural gas caisson
Technical field
Embodiment of the present utility model relates to liquefied natural gas technical field of memory, more specifically, this practicality Novel embodiment relates to a kind of liquefied natural gas caisson.
Background technology
The transport such as liquified natural gas tank, storage device are generally used for vehicle-mounted or boat-carrying transport, CN103221733A Disclosing a kind of storage container for liquefied natural gas, it has inner shell and shell, and inner shell is low temperature resistant, outward Shell is pressure, has thermal insulation layer parts between inside and outside shell, and LNG storage is in inner shell, and this container can be used for Boats and ships or vehicle-mounted transport, effectively reduce the impact of high-temperature outside air.
Ultralow temperature characteristic (boiling point is-161.5 DEG C) due to liquefied natural gas, it is impossible to use general liquefied petroleum gas Steel cylinder stores, so the most not can be used for the liquefied natural gas bottle of family and small business users, So that this excellent fuel more more environmentally-friendly than liquefied petroleum gas of liquefied natural gas still can not as liquefied petroleum gas that Sample, the domestic consumer being widely used in not having pipe gas and small-sized industry and commerce user.
Utility model content
This utility model overcomes the deficiencies in the prior art, it is provided that a kind of liquefied natural gas caisson, to Domestic consumer and small-sized industry and commerce user that prestige can solve not have pipe gas cannot use liquefied natural gas Problem.
For solving above-mentioned technical problem, a kind of embodiment of the present utility model by the following technical solutions:
A kind of liquefied natural gas caisson, it has shell, arranges in low temperature resistant first in described shell Layer, arranges the second low temperature resistant internal layer in described first internal layer, arrange low temperature resistant interior in described second internal layer Gallbladder;In shell, the first internal layer, the second internal layer and inner bag four-layer structure, by supporting between adjacent structure Post is fixing to be supported, and forms closing space between adjacent structure;The equal evacuation in each described closing space is formed Vacuum layer, each vacuum layer is respectively provided with three-way valve and vacuum meter, and in each vacuum layer, filling multilayer is aluminized terylene Thin film, described inner bag is also provided with mouthpiece and ascending pipe, mouthpiece and ascending pipe all in the cavity of inner bag Extend to outer side.
In above-mentioned liquefied natural gas caisson, described support column is arranged between the bottom of described adjacent structure, The material of support column is polyvinyl piping materials.
In above-mentioned liquefied natural gas caisson, described shell is made up of aluminum alloy materials, described first internal layer Being wound around glass fiber material by low temperature resistant polyester to make, described second internal layer is wound around glass fibers by low temperature resistant polyester Dimension material is made, and described inner bag is made up of low temperature resistant aluminum alloy materials.
In above-mentioned liquefied natural gas caisson, described mouthpiece port in inner bag is positioned at the cavity of inner bag Top.
In above-mentioned liquefied natural gas caisson, described ascending pipe port in inner bag is positioned at the cavity of inner bag Bottom.
In above-mentioned liquefied natural gas caisson, at shell, the first internal layer, the second internal layer and inner bag four layers knot In structure, the spacing between adjacent structure is 10~20mm.
If above-mentioned liquefied natural gas caisson needs to be controlled by evaporation time at about 12 days, the most described phase Spacing between adjacent structure is 12mm.
The low temperature resistant material that foregoing is directed to each means the material of resistance to-163 DEG C of low temperature.
Compared with prior art, the beneficial effects of the utility model are: (1) is fully meeting liquefied natural gas On the premise of storing thermal requirements, simple and practical, low cost of manufacture, deadweight also only has co-content liquefaction The 1/2 of petroleum gas steel bottle;(2) multilamellar (three layers) vacuum heat-insulating layer of different materials composition is used, and on an equal basis The monolayer vacuum heat-insulating layer of insulation vacuum layer thickness compares, and heat insulation effect improves a lot, through measuring and calculating, this The evaporation time of liquefied natural gas bottle can ensure (just to start evaporation after i.e. 15 days) more than 15 days.Loss Rate is less than 4%/sky, and the liquefied natural gas that can fully meet domestic consumer and small-sized industry and commerce user uses requirement; (3) multi-layer vacuum layer is provided with vacuum meter, vacuum can be checked at any time, to guarantee liquefied natural gas bottle Heat insulation effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model liquefied natural gas caisson.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with enforcement Example, is further elaborated to this utility model.Should be appreciated that specific embodiment described herein Only in order to explain this utility model, it is not used to limit this utility model.
As it is shown in figure 1, liquefied natural gas caisson described in the utility model has shell 4, described shell 4 The first low temperature resistant internal layer 3 is inside set, the second low temperature resistant internal layer 2 is set in described first internal layer 3, described Low temperature resistant inner bag 1 is set in second internal layer 2;At shell the 4, first internal layer the 3, second internal layer 2 and inner bag In 1 four-layer structure, support by support column 5 is fixing between adjacent structure, and between adjacent structure, form closing Space;Described support column 5 is arranged between the bottom of described adjacent structure, and the material of support column 5 is poly-second Alkene tubing.The equal evacuation in each described closing space forms vacuum layer, and each vacuum layer is respectively provided with three-way valve (figure Not shown in) and vacuum meter 6, filling multilayer aluminium plating terylene film in each vacuum layer, described inner bag 1 also sets Put mouthpiece 8 and ascending pipe 7, mouthpiece 8 and ascending pipe 7 and all in the cavity of inner bag 1, extend to shell Outside 4.On mouthpiece 8 and ascending pipe 7, valve is set, is used for controlling inflatable and deflatable.Described mouthpiece 8 Port in inner bag 1 is positioned at the cavity top of inner bag 1, is used for discharging evaporated natural gas.Described ascending pipe 7 Port in inner bag 1 is positioned at the cavity bottom of inner bag 1, is used for filling liquefied natural gas.
In order to improve the heat insulation effect of liquefied natural gas caisson, described shell 4 is made up of aluminum alloy materials, Described first internal layer 3 is wound around glass fiber material by low temperature resistant polyester and makes, and described second internal layer 2 is by resistance to low Temperature polyester is wound around glass fiber material and makes, and described inner bag 1 is made up of low temperature resistant aluminum alloy materials.
In order to improve the heat insulation effect of liquefied natural gas caisson further, shell the 4, first internal layer 3, In second internal layer 2 and inner bag 1 four-layer structure, the spacing between adjacent structure is 10~20mm.
If above-mentioned liquefied natural gas caisson needs to be controlled by evaporation time at about 12 days, the most described phase Spacing between adjacent structure is 12mm.
Liquefied natural gas caisson of the present utility model forms the heat-insulation layer of many (three) layer height vacuum, interior Gallbladder (innermost layer) is low temperature resistant aluminum alloy materials, and splendid attire temperature is that the liquefaction of 110K (-163 DEG C) is natural Gas, in interior two layers, three layers are wound around glass fiber material for polyester resin, and outermost layer is aluminum alloy materials, each layer Between with polyethylene tube as supporter, filling multilayer aluminium plating terylene film between each interlayer, to reduce heat radiation, And pump the air in each interlayer with vacuum pump, form fine vacuum, to avoid gaseous exchange leakage heat.To each Vacuum layer arranges three-way valve and vacuum meter, to check that vacuum stores to the insulation ensureing liquefied natural gas at any time Degree.
This utility model is described by explanatory embodiment the most of the present utility model, but, It should be understood that those skilled in the art can be designed that a lot of other amendments and embodiment, these amendments To fall within spirit disclosed in the present application and spirit with embodiment.More specifically, in the application In scope of disclosure, the building block of theme composite configuration and/or layout can be carried out multiple modification and improvement. Except modification that building block and/or layout are carried out with in addition to improving, to those skilled in the art, its His purposes also will be apparent from.

Claims (8)

1. a liquefied natural gas caisson, it is characterised in that it has shell (4), in described shell (4) Low temperature resistant the first internal layer (3) is set, in described first internal layer (3), the second low temperature resistant internal layer is set (2), in described second internal layer (2), low temperature resistant inner bag (1) is set;At shell (4), in first In layer (3), the second internal layer (2) and inner bag (1) four-layer structure, by supporting between adjacent structure Post (5) is fixing to be supported, and forms closing space between adjacent structure;Each described closing space is all taken out Being vacuum formed vacuum layer, each vacuum layer is respectively provided with three-way valve and vacuum meter (6), in each vacuum layer Filling multilayer aluminium plating terylene film, described inner bag (1) is also provided with mouthpiece (8) and ascending pipe (7), Mouthpiece (8) and ascending pipe (7) all extend to shell (4) outside in the cavity of inner bag (1).
Liquefied natural gas caisson the most according to claim 1, it is characterised in that described support column (5) Being arranged between the bottom of described adjacent structure, the material of support column (5) is polyvinyl piping materials.
Liquefied natural gas caisson the most according to claim 1, it is characterised in that described shell (4) by Aluminum alloy materials is made, and described first internal layer (3) is wound around glass fiber material by low temperature resistant polyester and makes, Described second internal layer (2) is wound around glass fiber material by low temperature resistant polyester and makes, described inner bag (1) It is made up of low temperature resistant aluminum alloy materials.
Liquefied natural gas caisson the most according to claim 1, it is characterised in that described mouthpiece (8) Port in inner bag (1) is positioned at the cavity top of inner bag (1).
Liquefied natural gas caisson the most according to claim 1, it is characterised in that described ascending pipe (7) Port in inner bag (1) is positioned at the cavity bottom of inner bag (1).
Liquefied natural gas caisson the most according to claim 1, it is characterised in that shell (4), In one internal layer (3), the second internal layer (2) and inner bag (1) four-layer structure, between adjacent structure between Away from for 10~20mm.
Liquefied natural gas caisson the most according to claim 6, it is characterised in that described adjacent structure it Between spacing be 12mm.
Liquefied natural gas caisson the most according to claim 1, it is characterised in that described mouthpiece (8) Valve is set with on ascending pipe (7).
CN201620427853.8U 2016-05-11 2016-05-11 Liquefied natural gas gas storage device Expired - Fee Related CN205640209U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620427853.8U CN205640209U (en) 2016-05-11 2016-05-11 Liquefied natural gas gas storage device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620427853.8U CN205640209U (en) 2016-05-11 2016-05-11 Liquefied natural gas gas storage device

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Publication Number Publication Date
CN205640209U true CN205640209U (en) 2016-10-12

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108227762A (en) * 2016-12-13 2018-06-29 株式会社堀场Stec Flow rate calculation system and method for calculating flux
CN109838683A (en) * 2019-03-28 2019-06-04 成都蓉渝电子技术有限公司 A kind of novel air accumulator easy to produce
CN111473243A (en) * 2020-04-01 2020-07-31 北京新能源汽车技术创新中心有限公司 Liquid cooling hydrogen storage tank
CN114198633A (en) * 2021-12-14 2022-03-18 江阴市富仁高科股份有限公司 Vacuum heat-insulation deep-cooling hydrogen storage pressure vessel and manufacturing process thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108227762A (en) * 2016-12-13 2018-06-29 株式会社堀场Stec Flow rate calculation system and method for calculating flux
CN109838683A (en) * 2019-03-28 2019-06-04 成都蓉渝电子技术有限公司 A kind of novel air accumulator easy to produce
CN109838683B (en) * 2019-03-28 2024-05-03 成都蓉渝电子技术有限公司 Novel gas holder convenient to production
CN111473243A (en) * 2020-04-01 2020-07-31 北京新能源汽车技术创新中心有限公司 Liquid cooling hydrogen storage tank
CN114198633A (en) * 2021-12-14 2022-03-18 江阴市富仁高科股份有限公司 Vacuum heat-insulation deep-cooling hydrogen storage pressure vessel and manufacturing process thereof

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Granted publication date: 20161012

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