JPS58185695U - tail seal - Google Patents

tail seal

Info

Publication number
JPS58185695U
JPS58185695U JP8242182U JP8242182U JPS58185695U JP S58185695 U JPS58185695 U JP S58185695U JP 8242182 U JP8242182 U JP 8242182U JP 8242182 U JP8242182 U JP 8242182U JP S58185695 U JPS58185695 U JP S58185695U
Authority
JP
Japan
Prior art keywords
segment
circumferential surface
outer circumferential
tail seal
seal
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
JP8242182U
Other languages
Japanese (ja)
Inventor
清 鈴木
隆三郎 大塚
実 片山
前田　啓二
Original Assignee
東京電力株式会社
石川島播磨重工業株式会社
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 東京電力株式会社, 石川島播磨重工業株式会社 filed Critical 東京電力株式会社
Priority to JP8242182U priority Critical patent/JPS58185695U/en
Publication of JPS58185695U publication Critical patent/JPS58185695U/en
Pending 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) [Summary] 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図は従来例のテールシールの縦断面図、第２図、第
３図は第１図の使用中の状態を示す図である。第４図は
本考案にかかるテールシールの縦断面図、第５図乃至第
８図は他の実施例を示す縦断面図である。 図中、１はシールド掘進機のシールドフレーム、１ｂは
その内周面、２はシールドフレーム後端部、６はセグメ
ント、６ｂはその外周面、２１は本考案にかかるテール
シール、２２は弾性部材、２２ｄはその先端に備えられ
たシール部材である。 ゝ６ 第５図　　゛ ２１ｂ　　　２；；ｃ　　’、、、。 第７図 第６図　　　　　　　１Ｄ−− ２２Ｃ″２２ｄFIG. 1 is a longitudinal sectional view of a conventional tail seal, and FIGS. 2 and 3 are views showing the state of FIG. 1 in use. FIG. 4 is a longitudinal sectional view of a tail seal according to the present invention, and FIGS. 5 to 8 are longitudinal sectional views showing other embodiments. In the figure, 1 is a shield frame of a shield tunneling machine, 1b is an inner peripheral surface thereof, 2 is a rear end of the shield frame, 6 is a segment, 6b is an outer peripheral surface thereof, 21 is a tail seal according to the present invention, and 22 is an elastic member. , 22d is a sealing member provided at its tip.ゝ6 Figure 5 ゛21b 2;;c',,,. Fig. 7 Fig. 6 1D-- 22C''22d

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] シールド掘進機の後端部に設けられ、これにより掘削さ
れたトンネル孔の内周面に沿って張設されたセグメント
の外周面に当接すべ（延出されたテールシールにおいて
、上記シールド掘進機の後端部より上記セグメント外周
面にこれを囲繞すべく延出された筒体状のシール部と、
該シール部の端部に上記セグメント外周面を囲繞すべく
環状←形成された弾性部材と、該弾性部材の先端に上記
セグメント外周面に摺接するために設けられたシール部
材を備えプこことを特徴とするテールシール。The tail seal is provided at the rear end of the shield excavator and comes into contact with the outer circumferential surface of a segment stretched along the inner circumferential surface of the excavated tunnel hole (in the extended tail seal, the shield excavator a cylindrical seal portion extending from the rear end portion to the outer circumferential surface of the segment to surround the segment;
An elastic member formed in an annular shape to surround the outer circumferential surface of the segment at an end of the seal portion, and a sealing member provided at the tip of the elastic member for slidingly contacting the outer circumferential surface of the segment. Features a tail seal.
JP8242182U 1982-06-04 1982-06-04 tail seal Pending JPS58185695U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8242182U JPS58185695U (en) 1982-06-04 1982-06-04 tail seal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8242182U JPS58185695U (en) 1982-06-04 1982-06-04 tail seal

Publications (1)

Publication Number Publication Date
JPS58185695U true JPS58185695U (en) 1983-12-09

Family

ID=30091487

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8242182U Pending JPS58185695U (en) 1982-06-04 1982-06-04 tail seal

Country Status (1)

Country Link
JP (1) JPS58185695U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7036331B1 (en) * 2021-10-13 2022-03-15 ゴメスインターナショナル インク Shield Machine tail seal

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5246844U (en) * 1975-09-30 1977-04-02
JPS556869U (en) * 1978-06-29 1980-01-17
JPS5716955U (en) * 1980-07-01 1982-01-28

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5246844U (en) * 1975-09-30 1977-04-02
JPS556869U (en) * 1978-06-29 1980-01-17
JPS5716955U (en) * 1980-07-01 1982-01-28

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7036331B1 (en) * 2021-10-13 2022-03-15 ゴメスインターナショナル インク Shield Machine tail seal

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