JPS59178500U - Earth removal device for shield excavator - Google Patents

Earth removal device for shield excavator

Info

Publication number
JPS59178500U
JPS59178500U JP7417383U JP7417383U JPS59178500U JP S59178500 U JPS59178500 U JP S59178500U JP 7417383 U JP7417383 U JP 7417383U JP 7417383 U JP7417383 U JP 7417383U JP S59178500 U JPS59178500 U JP S59178500U
Authority
JP
Japan
Prior art keywords
removal device
earth
pressure chamber
earth removal
shield excavator
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
JP7417383U
Other languages
Japanese (ja)
Inventor
薫 林
吉本　啓二
Original Assignee
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 日立造船株式会社 filed Critical 日立造船株式会社
Priority to JP7417383U priority Critical patent/JPS59178500U/en
Publication of JPS59178500U publication Critical patent/JPS59178500U/en
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
  • Screw Conveyors (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) [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図は本考案の一実施例の全体縦断面図、第２図は第
１図のＩ−Ｉ矢視拡大断面図、第３図は他の実施例の要
部縦断面図である。 １・・・シールド本体、２・・・シールド掘進機、４・
・・カッタヘッド、６・・・圧力室、７・・・排土装置
、８・・・大気圧室、９・・・後部隔壁、１０・・・土
砂排出口、１２・・・筒状ケーシング、１３・・・リボ
ン状スクリュウ羽根、１３ａ・・・内側空間部、１６．
１６’・・・棒状体、１６ａ・・・突条部。FIG. 1 is an overall longitudinal sectional view of one embodiment of the present invention, FIG. 2 is an enlarged sectional view taken along the line II in FIG. 1, and FIG. 3 is a longitudinal sectional view of a main part of another embodiment. 1... Shield main body, 2... Shield excavator, 4...
... Cutter head, 6 ... Pressure chamber, 7 ... Earth removal device, 8 ... Atmospheric pressure chamber, 9 ... Rear bulkhead, 10 ... Earth and sand discharge port, 12 ... Cylindrical casing , 13... Ribbon-shaped screw blade, 13a... Inner space part, 16.
16'... Rod-shaped body, 16a... Projection.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 一端部がシールド本体前部の掘削土砂取込用の圧力室に
開口し且つ他端部に大気圧室側に連通ずる土砂排出口を
有する筒状ケーシングと、該筒状ケーシング内に回動自
在に配設されて圧力室の掘削土砂を大気圧室側に搬送す
るリボン状スクリュウ羽根とを有するシールド掘進機の
排土装置において、上記筒状ケーシング後端部からリボ
ン状スクリュウ羽根の内側空間部に向らて棒状体を突設
すると共に、該棒状体の表面に掘削土砂搬送方向と同一
方向の突条部を複数形成したことを特徴とするシールド
掘進機の排土装置。A cylindrical casing that opens at one end into a pressure chamber for taking in excavated soil at the front of the shield body and has an earth and sand discharge port at the other end that communicates with the atmospheric pressure chamber, and is rotatable within the cylindrical casing. In the earth removal device for a shield excavator, the earth removal device has a ribbon-shaped screw blade disposed in the pressure chamber to transport the excavated earth and sand from the pressure chamber to the atmospheric pressure chamber side. 1. An earth removal device for a shield excavator, characterized in that a rod-like body is provided to protrude toward the earth, and a plurality of protrusions are formed on the surface of the rod-like body in the same direction as the excavated soil transport direction.
JP7417383U 1983-05-17 1983-05-17 Earth removal device for shield excavator Pending JPS59178500U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7417383U JPS59178500U (en) 1983-05-17 1983-05-17 Earth removal device for shield excavator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7417383U JPS59178500U (en) 1983-05-17 1983-05-17 Earth removal device for shield excavator

Publications (1)

Publication Number Publication Date
JPS59178500U true JPS59178500U (en) 1984-11-29

Family

ID=30204269

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7417383U Pending JPS59178500U (en) 1983-05-17 1983-05-17 Earth removal device for shield excavator

Country Status (1)

Country Link
JP (1) JPS59178500U (en)

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