JPS5951894U

JPS5951894U - shield tunneling machine

Info

Publication number: JPS5951894U
Application number: JP14579582U
Authority: JP
Inventors: 吉田　兼行
Original assignee: 株式会社銭高組
Priority date: 1982-09-27
Filing date: 1982-09-27
Publication date: 1984-04-05

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

[Brief explanation of the drawing]

第１図は本考案の実施例に係るシールド掘ｉ機の縦断面
図、第２図Ａ、　Ｂはそれぞれ第１図■−■線に沿う断
面図、第３図は内筒及び外筒の斜視図、第４図Ａ、　Ｂ
、第５図Ａ、　Ｂ、第６図Ａ、　Ｂおよび第７図Ａ、　
Ｂはそれぞれ本考案の実施例に係るシールド掘進機の作
動を示す断面図である。１０・・・シールド掘進機、１４・・・カッタ、１８・
・・隔壁、２０・・・削土密閉室、２２・・・外筒、２
４・・・内筒、３２・・・ピストン軸、３４．３６・・
・ピストン、２２ａ〜２２ｄ、　　２４ａ〜２４ｄ−・
・窓孔。Fig. 1 is a longitudinal sectional view of a shield excavator according to an embodiment of the present invention, Fig. 2 A and B are sectional views taken along the line ■-■ in Fig. 1, and Fig. 3 is a longitudinal cross-sectional view of a shield excavator according to an embodiment of the present invention. Perspective view, Figure 4 A, B
, Fig. 5 A, B, Fig. 6 A, B and Fig. 7 A,
B is a sectional view showing the operation of the shield tunneling machine according to the embodiment of the present invention. 10... Shield excavator, 14... Cutter, 18.
... Partition wall, 20 ... Excavation sealed chamber, 22 ... Outer cylinder, 2
4...Inner cylinder, 32...Piston shaft, 34.36...
・Pistons, 22a to 22d, 24a to 24d-・
・Window hole.

Claims

[Scope of utility model registration request]

(1) In a shield excavator having a cutter at the tip of the excavator and a sealed excavated chamber into which the excavated soil excavated by the cutter is placed, an outer cylinder penetrated through a partition wall that partitions the excavated sealed chamber; an inner cylinder rotatably inserted into the outer cylinder;
A shield excavator comprising: window holes for circulating excavated soil provided at the same positions in the portions of the outer cylinder and the inner cylinder inside the excavated closed chamber.

(2) The shield excavator according to claim 1, which is a registered utility model, characterized in that an earth excavating and discharging tool having two pistons attached to a piston shaft is inserted into the inner cylinder.