JPH0453887U - - Google Patents

Info

Publication number
JPH0453887U
JPH0453887U JP9551590U JP9551590U JPH0453887U JP H0453887 U JPH0453887 U JP H0453887U JP 9551590 U JP9551590 U JP 9551590U JP 9551590 U JP9551590 U JP 9551590U JP H0453887 U JPH0453887 U JP H0453887U
Authority
JP
Japan
Prior art keywords
conveyor
casing
discharge port
earth
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.)
Granted
Application number
JP9551590U
Other languages
Japanese (ja)
Other versions
JP2527747Y2 (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 JP1990095515U priority Critical patent/JP2527747Y2/en
Publication of JPH0453887U publication Critical patent/JPH0453887U/ja
Application granted granted Critical
Publication of JP2527747Y2 publication Critical patent/JP2527747Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
  • Screw Conveyors (AREA)

Description

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

第１図はこの考案にかかるスクリユーコンベア
を設けた土圧系シールド掘進機の全体構成を示す
断面図、第２図はこの考案の要部を示すスクリユ
ーコンベアの断面図、第３図はこの考案の他の実
施例を示す断面図である。 １……土圧系シールド掘進機、２……カツタ
ードラム、２ｃ……土圧室、９……スクリユーコ
ンベア、２０，３０……コンベアケーシング、２
０ａ，３０ａ……土砂取入れ口、２０ｂ，３０ｂ
……排土口、２２……コンベア軸、２４……羽根
。 Figure 1 is a sectional view showing the overall configuration of an earth pressure shield excavator equipped with a screw conveyor according to this invention, Figure 2 is a sectional view of the screw conveyor showing the main parts of this invention, and Figure 3 is FIG. 3 is a sectional view showing another embodiment of the invention. 1...Earth pressure system shield excavator, 2...Cutter drum, 2c...Earth pressure chamber, 9...Screw conveyor, 20, 30...Conveyor casing, 2
0a, 30a... Sediment intake, 20b, 30b
... Soil discharge port, 22 ... Conveyor shaft, 24 ... Vane.

Claims (1)

【実用新案登録請求の範囲】 (1) 切羽からカツターで切削した土砂を土圧室
内に充満させるとともに、前記土砂をスクリユー
コンベアで土圧室の後方に搬出するシールド掘進
機において、 前記スクリユーコンベアは、一端に土砂取入れ
口、他端に排土口を有する筒状のコンベアケーシ
ングと、該コンベアケーシング内を回転可能に縦
通したコンベア軸と、該軸の外周に固定された螺
旋状の羽根とを備え、かつ前記ケーシングの径が
前記排土口側に向けて順次小径に形成されている
ことを特徴とするシールド掘進機用スクリユーコ
ンベア。 (2) 前記ケーシングの径は、排土口側に向けて
階段状に小径化されていることを特徴とする請求
項１記載のシールド掘進機用スクリユーコンベア
。[Scope of Claim for Utility Model Registration] (1) In a shield excavator that fills an earth pressure chamber with earth and sand cut from a face with a cutter and conveys the earth and sand to the rear of the earth pressure chamber on a screw conveyor, the screw A conveyor consists of a cylindrical conveyor casing having a soil intake port at one end and a soil discharge port at the other end, a conveyor shaft rotatably passing vertically through the conveyor casing, and a spiral shaft fixed to the outer periphery of the shaft. 1. A screw conveyor for a shield excavator, characterized in that the diameter of the casing is gradually decreased toward the soil discharge port. (2) The screw conveyor for a shield excavator according to claim 1, wherein the diameter of the casing is reduced in a stepped manner toward the soil discharge port side.
JP1990095515U 1990-09-13 1990-09-13 Screw conveyor for shield machine Expired - Lifetime JP2527747Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990095515U JP2527747Y2 (en) 1990-09-13 1990-09-13 Screw conveyor for shield machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990095515U JP2527747Y2 (en) 1990-09-13 1990-09-13 Screw conveyor for shield machine

Publications (2)

Publication Number Publication Date
JPH0453887U true JPH0453887U (en) 1992-05-08
JP2527747Y2 JP2527747Y2 (en) 1997-03-05

Family

ID=31834278

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990095515U Expired - Lifetime JP2527747Y2 (en) 1990-09-13 1990-09-13 Screw conveyor for shield machine

Country Status (1)

Country Link
JP (1) JP2527747Y2 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5814999A (en) * 1981-07-20 1983-01-28 Ooshiyan Eng Kk Removal of oil from scum

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5814999A (en) * 1981-07-20 1983-01-28 Ooshiyan Eng Kk Removal of oil from scum

Also Published As

Publication number Publication date
JP2527747Y2 (en) 1997-03-05

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