JPS58136800U - drain valve - Google Patents

drain valve

Info

Publication number
JPS58136800U
JPS58136800U JP3347582U JP3347582U JPS58136800U JP S58136800 U JPS58136800 U JP S58136800U JP 3347582 U JP3347582 U JP 3347582U JP 3347582 U JP3347582 U JP 3347582U JP S58136800 U JPS58136800 U JP S58136800U
Authority
JP
Japan
Prior art keywords
block body
recess
valve
periphery
opening
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.)
Granted
Application number
JP3347582U
Other languages
Japanese (ja)
Other versions
JPH048398Y2 (en
Inventor
大和田　政孝
剛 岡田
Original Assignee
株式会社日立製作所
日立造船株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社日立製作所, 日立造船株式会社 filed Critical 株式会社日立製作所
Priority to JP3347582U priority Critical patent/JPS58136800U/en
Publication of JPS58136800U publication Critical patent/JPS58136800U/en
Application granted granted Critical
Publication of JPH048398Y2 publication Critical patent/JPH048398Y2/ja
Granted legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図及び第２図は従来例を示すもので、第１図は全体
断面図、第２図は要部拡大断面図、第３図は本考案の一
実施例の要部拡大断面図、第４図は他の実施例の一部切
欠全体側面図である。 ２１・・・凹部、２２・・・キャスク本体、２３・・・
段部、２４・・・連通管、２５・・・ブロック体、２７
・・・弁室、２８・・・第１流路、２９・・・第２流路
、３０・・・弁体、４２・・・保護カバー。1 and 2 show a conventional example, in which FIG. 1 is an overall sectional view, FIG. 2 is an enlarged sectional view of a main part, and FIG. 3 is an enlarged sectional view of a main part of an embodiment of the present invention. FIG. 4 is a partially cutaway overall side view of another embodiment. 21... recess, 22... cask body, 23...
Stepped portion, 24...Communication pipe, 25...Block body, 27
... Valve chamber, 28... First channel, 29... Second channel, 30... Valve body, 42... Protective cover.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] キャスク本体外周に凹部を形成し、該凹部の開口周縁に
段部を形成すると共に、該凹部の底部に、キャスク本体
内部に形成された放射性物質の収納室からの連通管を接
続し、上記凹部内に着脱自在なブロック体を設け、該ブ
爾ツク体内部に弁室を形成すると共に、弁室と上記連通
管とを連通させる第１流路及び弁室とブロック体の外表
面とを連通させる第２流路を形成し、先端が上記収納室
内に位置すると共に第１流路の連通開口部を開閉自在な
弁体を上記ブロック体に設け、且つ上記ブロック体が凹
部内に装着された状態で、ブロック体を保護する保護カ
バーを四部周縁の上記段部に着脱自在に設けたことを特
徴どするドレンバルブ。A recess is formed on the outer periphery of the cask body, a step is formed at the opening periphery of the recess, and a communication pipe from a radioactive substance storage chamber formed inside the cask body is connected to the bottom of the recess, and the recess is A removable block body is provided inside the block body, a valve chamber is formed inside the block body, and a first flow path that communicates the valve chamber with the communication pipe and the valve chamber communicates with the outer surface of the block body. The block body is provided with a valve body having a distal end located within the storage chamber and capable of freely opening and closing a communication opening of the first flow passage, and the block body is installed in the recess. The drain valve is characterized in that a protective cover for protecting the block body is removably provided on the stepped portions on the periphery of the four parts.
JP3347582U 1982-03-09 1982-03-09 drain valve Granted JPS58136800U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3347582U JPS58136800U (en) 1982-03-09 1982-03-09 drain valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3347582U JPS58136800U (en) 1982-03-09 1982-03-09 drain valve

Publications (2)

Publication Number Publication Date
JPS58136800U true JPS58136800U (en) 1983-09-14
JPH048398Y2 JPH048398Y2 (en) 1992-03-03

Family

ID=30045020

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3347582U Granted JPS58136800U (en) 1982-03-09 1982-03-09 drain valve

Country Status (1)

Country Link
JP (1) JPS58136800U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55119097A (en) * 1979-03-09 1980-09-12 Mitsui Shipbuilding Eng Cask for spent nuclear fuel

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55119097A (en) * 1979-03-09 1980-09-12 Mitsui Shipbuilding Eng Cask for spent nuclear fuel

Also Published As

Publication number Publication date
JPH048398Y2 (en) 1992-03-03

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