JPS59152248U - Manhole cover opening/closing device - Google Patents

Manhole cover opening/closing device

Info

Publication number
JPS59152248U
JPS59152248U JP4568783U JP4568783U JPS59152248U JP S59152248 U JPS59152248 U JP S59152248U JP 4568783 U JP4568783 U JP 4568783U JP 4568783 U JP4568783 U JP 4568783U JP S59152248 U JPS59152248 U JP S59152248U
Authority
JP
Japan
Prior art keywords
manhole cover
manhole
closing device
cover opening
nozzle
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
Application number
JP4568783U
Other languages
Japanese (ja)
Inventor
幸雄 渡辺
Original Assignee
三菱重工業株式会社
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 三菱重工業株式会社 filed Critical 三菱重工業株式会社
Priority to JP4568783U priority Critical patent/JPS59152248U/en
Publication of JPS59152248U publication Critical patent/JPS59152248U/en
Pending legal-status Critical Current

Links

Landscapes

  • Pressure Vessels And Lids Thereof (AREA)

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 drawings]

第１図、第２図は従来のマンホールで、第１図は圧力容
器用外開きフランジ型マンホール、第２図は圧力容器用
内開きブリッジ型マンホールである。第３図ないし第６
図は本考案の一実施例で、第３図、第４図は概略組立図
で、第３図は正面図、第４図は平面図、第５図は正面詳
細図、第６図は第５図のＡ−Ａ断面図である。 １：マンホールカバー、２：容器胴板、３：マンホール
管台、４：Ｏリング溝、５：０リング、６：スタッドボ
ルト、７：ガイドプレート、８：ストッパ、９：ボルト
穴、１０：ザグリ穴、１１：ゴム製リング、１２：ナツ
ト、１４：ダビット。1 and 2 show conventional manholes, FIG. 1 shows an outward-opening flange type manhole for a pressure vessel, and FIG. 2 shows an inward-opening bridge type manhole for a pressure vessel. Figures 3 to 6
The figure shows one embodiment of the present invention. Figures 3 and 4 are schematic assembly drawings, Figure 3 is a front view, Figure 4 is a plan view, Figure 5 is a detailed front view, and Figure 6 is a schematic assembly diagram. 5 is a sectional view taken along line A-A in FIG. 5. FIG. 1: Manhole cover, 2: Container body plate, 3: Manhole nozzle base, 4: O-ring groove, 5: 0 ring, 6: Stud bolt, 7: Guide plate, 8: Stopper, 9: Bolt hole, 10: Counterbore Hole, 11: Rubber ring, 12: Nut, 14: Davit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 先端にストッパを固着した複数筒のスタッドボルトを取
り付けたマンホールカバーをダビットにて吊り上げ、該
マンホールカバーを容器胴板に固着したマンホール管台
に挿入し、前記マンホールカバーを前記スタッドボルト
を介して前記ストッパ、ナツト等にて前記マンホール管
台に取り付け、前記マンホールカバーと前記マンホール
管台および前記マンホールカバーと前記スタッドボルト
をそれぞれシール部材にて密封することを特徴とするマ
ンホールカバー開閉装置。A manhole cover to which a plurality of stud bolts with stoppers fixed at their tips are attached is lifted up using a davit, the manhole cover is inserted into a manhole nozzle stub fixed to the container body plate, and the manhole cover is inserted through the stud bolts into the manhole cover. A manhole cover opening/closing device, which is attached to the manhole nozzle with a stopper, a nut, etc., and seals the manhole cover and the manhole nozzle, and the manhole cover and the stud bolt with a sealing member.
JP4568783U 1983-03-31 1983-03-31 Manhole cover opening/closing device Pending JPS59152248U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4568783U JPS59152248U (en) 1983-03-31 1983-03-31 Manhole cover opening/closing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4568783U JPS59152248U (en) 1983-03-31 1983-03-31 Manhole cover opening/closing device

Publications (1)

Publication Number Publication Date
JPS59152248U true JPS59152248U (en) 1984-10-12

Family

ID=30176213

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4568783U Pending JPS59152248U (en) 1983-03-31 1983-03-31 Manhole cover opening/closing device

Country Status (1)

Country Link
JP (1) JPS59152248U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT522514A1 (en) * 2019-04-17 2020-11-15 Boehm Trading Gmbh Closure organ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT522514A1 (en) * 2019-04-17 2020-11-15 Boehm Trading Gmbh Closure organ

Similar Documents

Publication Publication Date Title
JPS59152248U (en) Manhole cover opening/closing device
JPS59163941U (en) Pressure test jig for pressure vessel nozzle attachment part
JPS6092745U (en) Soft laminate type cylinder head gasket
JPS5863073U (en) Painting jig equipment
JPS6092746U (en) Soft laminate type cylinder head gasket
JPS5962362U (en) gasket
JPS587962U (en) Seal structure for opening of high pressure container
JPS60145665U (en) metal gasket
JPS59150962U (en) cylinder head gasket
JPS6038292U (en) repair lid
JPS59153763U (en) Fastening members for pressure vessels
JPS5892581U (en) Groove flange
JPS6122755U (en) Fuel cap seal structure
JPS5838074U (en) valve seat
JPS5926760U (en) Fuel Cap
JPS6062046U (en) tank cap
JPS5856142U (en) Seal structure of valve arm chamber lid
JPS5966130U (en) Blind lid for water pressure test
JPS59131041U (en) Combustion gas leak alarm device at fuel valve seat
JPS60157615U (en) container sealer
JPS60120993U (en) Liquid drip prevention device
JPS58113642U (en) liquid tank
JPS58163391U (en) Dome seal device
JPS5857356U (en) shield tandate
JPS59100145U (en) Vacuum container sealing device