JPH0477069U - - Google Patents

Info

Publication number
JPH0477069U
JPH0477069U JP11979890U JP11979890U JPH0477069U JP H0477069 U JPH0477069 U JP H0477069U JP 11979890 U JP11979890 U JP 11979890U JP 11979890 U JP11979890 U JP 11979890U JP H0477069 U JPH0477069 U JP H0477069U
Authority
JP
Japan
Prior art keywords
valve body
bearing
head
large diameter
mounting structure
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
JP11979890U
Other languages
Japanese (ja)
Other versions
JPH0640384Y2 (en
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 filed Critical
Priority to JP11979890U priority Critical patent/JPH0640384Y2/en
Publication of JPH0477069U publication Critical patent/JPH0477069U/ja
Application granted granted Critical
Publication of JPH0640384Y2 publication Critical patent/JPH0640384Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Check Valves (AREA)

Description

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

第１図は、本考案の好適な実施例による弁体取
付構造の要部拡大断面図、第２Ａ図及び第２Ｂ図
は、代表的な逆止弁の弁体の全開状態及び全閉状
態をそれぞれ示す概略断面図、第３図は、従来の
弁体取付構造によりスイングアームに取り付けら
れた弁体の全開時における振動現象を説明するた
めの断面図、第４図は、第３図に示した従来の弁
体取付構造の要部断面図である。 １……逆止弁、４……スイングアーム、４ａ…
…円筒状の軸受部、４ｃ……軸受部の端面、５…
…弁体、５ａ……弁体の頭部、５ａ′……弁体頭
部の大径部、５ａ″……弁体頭部の小径部（小径
ねじ部）、６……ストツパ部、７……固定部材（
ナツト）。 FIG. 1 is an enlarged cross-sectional view of the main part of a valve body mounting structure according to a preferred embodiment of the present invention, and FIGS. 2A and 2B show the fully open and fully closed states of the valve body of a typical check valve. FIG. 3 is a schematic cross-sectional view, and FIG. 4 is a cross-sectional view for explaining the vibration phenomenon when the valve body attached to the swing arm is fully opened using the conventional valve body mounting structure. FIG. 2 is a sectional view of a main part of a conventional valve body mounting structure. 1...Check valve, 4...Swing arm, 4a...
...Cylindrical bearing part, 4c...End face of bearing part, 5...
...Valve body, 5a...Head of the valve body, 5a'...Large diameter part of the valve body head, 5a''...Small diameter part (small diameter threaded part) of the valve body head, 6...Stopper part, 7 ...Fixing member (
Natsu).

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ストツパ部で回動を制限されるスイングアーム
と、該スイングアームの円筒状軸受部に嵌合する
頭部を有する弁体と、該弁体の前記頭部を前記軸
受部に固定する固定部材とを備える逆止弁におけ
る弁体取付構造において、前記頭部は、前記軸受
部から若干突出するように前記軸受部に嵌合する
大径部と、該大径部から延びる小径部とからなり
、前記固定部材は、前記軸受部から突出した前記
大径部の部分を外側から囲繞しながら前記軸受部
の端面に当接した状態で、前記小径部に固定され
ていることを特徴とする、逆止弁における弁体取
付構造。 A swing arm whose rotation is restricted by a stopper portion, a valve body having a head that fits into a cylindrical bearing portion of the swing arm, and a fixing member that fixes the head of the valve body to the bearing portion. In the valve body mounting structure for a check valve, the head portion includes a large diameter portion that fits into the bearing portion so as to slightly protrude from the bearing portion, and a small diameter portion that extends from the large diameter portion, The fixing member is fixed to the small diameter part while surrounding the large diameter part protruding from the bearing part from the outside and in contact with the end surface of the bearing part, Valve body mounting structure for stop valves.
JP11979890U 1990-11-15 1990-11-15 Check valve mounting structure Expired - Lifetime JPH0640384Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11979890U JPH0640384Y2 (en) 1990-11-15 1990-11-15 Check valve mounting structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11979890U JPH0640384Y2 (en) 1990-11-15 1990-11-15 Check valve mounting structure

Publications (2)

Publication Number Publication Date
JPH0477069U true JPH0477069U (en) 1992-07-06
JPH0640384Y2 JPH0640384Y2 (en) 1994-10-19

Family

ID=31867734

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11979890U Expired - Lifetime JPH0640384Y2 (en) 1990-11-15 1990-11-15 Check valve mounting structure

Country Status (1)

Country Link
JP (1) JPH0640384Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008064263A (en) * 2006-09-11 2008-03-21 Chugoku Electric Power Co Inc:The Check valve and check valve repairing method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008064263A (en) * 2006-09-11 2008-03-21 Chugoku Electric Power Co Inc:The Check valve and check valve repairing method

Also Published As

Publication number Publication date
JPH0640384Y2 (en) 1994-10-19

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term