JPH0431397U - - Google Patents
Info
- Publication number
- JPH0431397U JPH0431397U JP7374090U JP7374090U JPH0431397U JP H0431397 U JPH0431397 U JP H0431397U JP 7374090 U JP7374090 U JP 7374090U JP 7374090 U JP7374090 U JP 7374090U JP H0431397 U JPH0431397 U JP H0431397U
- Authority
- JP
- Japan
- Prior art keywords
- roof
- membrane
- double
- shelled
- underground tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000012528 membrane Substances 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims 2
- 239000011810 insulating material Substances 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 239000011800 void material Substances 0.000 claims 1
- 239000012774 insulation material Substances 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Description
第１図及び第２図はこの考案の低温地下タンク
の屋根構造の一実施例にかかり、第１図は断面図
、第２図は第１図の部分の拡大図である。第３
図は従来の低温地下タンクの断面図である。
２……地面、３……コンクリート外槽、４……
メンブレン、１０……低温地下タンクの屋根構造
、１１……内屋根、１２……外屋根、１３……シ
ール板、１４……屋根空間、１５……混合保冷材
、１６……クツシヨン材、１７……保冷材、１８
……圧力調整装置、１９……窒素ガス供給配管、
２０，２２……自動弁、２１，２３……圧力設定
器、２４……安全弁。
FIGS. 1 and 2 show an embodiment of the roof structure of a low-temperature underground tank of this invention, with FIG. 1 being a sectional view and FIG. 2 being an enlarged view of the portion shown in FIG. 1. Third
The figure is a cross-sectional view of a conventional low-temperature underground tank. 2...Ground, 3...Concrete outer tank, 4...
Membrane, 10... Roof structure of low temperature underground tank, 11... Inner roof, 12... Outer roof, 13... Seal plate, 14... Roof space, 15... Mixed cold insulation material, 16... Cushion material, 17 ...Cold insulation material, 18
...Pressure regulator, 19...Nitrogen gas supply piping,
20, 22... automatic valve, 21, 23... pressure setting device, 24... safety valve.
Claims (1)
いて、屋根部分を二重殻構造にするとともに、内
外屋根の基端部間をコンクリート槽上端付近でシ
ール板で密閉し、内屋根の根元部分をメンブレン
の上端部で覆つて内屋根にメンブレンを連結する
一方、これら二重殻屋根内に空間率が小さい混合
保冷材を充填するとともに、内圧を調整する圧力
調整装置を連結したことを特徴とする低温地下タ
ンクの屋根構造。 In the roof structure of a membrane-type low-temperature underground tank, the roof part has a double shell structure, and the base ends of the inner and outer roofs are sealed with a sealing plate near the top of the concrete tank, and the base of the inner roof is connected to the top of the membrane. A low-temperature underground tank characterized in that a membrane is connected to the inner roof by covering the double-shelled roof, and a mixed cold insulating material with a small void ratio is filled in the double-shelled roof, and a pressure regulating device for regulating the internal pressure is connected. roof structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7374090U JPH0431397U (en) | 1990-07-11 | 1990-07-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7374090U JPH0431397U (en) | 1990-07-11 | 1990-07-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0431397U true JPH0431397U (en) | 1992-03-13 |
Family
ID=31612825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7374090U Pending JPH0431397U (en) | 1990-07-11 | 1990-07-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0431397U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6152799B2 (en) * | 1979-06-29 | 1986-11-14 | Dainippon Printing Co Ltd | |
| JPS6440796A (en) * | 1987-08-04 | 1989-02-13 | Ishikawajima Harima Heavy Ind | Roof structure of underground lng storage tank |
-
1990
- 1990-07-11 JP JP7374090U patent/JPH0431397U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6152799B2 (en) * | 1979-06-29 | 1986-11-14 | Dainippon Printing Co Ltd | |
| JPS6440796A (en) * | 1987-08-04 | 1989-02-13 | Ishikawajima Harima Heavy Ind | Roof structure of underground lng storage tank |
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