JPS6070697U

JPS6070697U - Semi-mechanical shield digging machine

Info

Publication number: JPS6070697U
Application number: JP16340783U
Authority: JP
Inventors: 深松　司朗
Original assignee: 日立建機株式会社
Priority date: 1983-10-22
Filing date: 1983-10-22
Publication date: 1985-05-18

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 drawings]

第１図はこの考案の一実施例を示す断面側面図、第２図
は第１図の正面図（第１図を切羽がわから見た図）、第
３図は第２図における持ち上げジヤツキ装置を示す拡大
断面正面図、第４図はこの考案の半機械掘りシールド掘
進機で掘進したトンネルの天盤が肌落ちした状態を示す
断面側面図、第５図は第４図における持ち上げジヤツキ
装置を伸長させた状態を示す断面側面図である。１・・・・・・シールド本体、２・・・・・・掘削装置
、３・・・・・・積込機、４・・・・・・セグメント、
５・・・・・・シールドジヤツキ、６・・・・・・ポー
リングジヤツキ、Ｊ・・・・・・持ち上げジヤツキ装置
、７・・・・・・ポーリング、８・・・・・・外筒、９
・・・・・・上ぶた、１１・・・・・・ブラケット、１
２・・・・・・シリンダ筒体、１３・・・・・・ピン、
１４・・・・・・昇降体、１５・・・・・・スプレッダ
、１６・・・・・・内筒。第３図勿勿ミ吻Fig. 1 is a cross-sectional side view showing an embodiment of this invention, Fig. 2 is a front view of Fig. 1 (view of Fig. 1 with the face visible), and Fig. 3 is the lifting jack device in Fig. 2. Figure 4 is a cross-sectional side view showing the top of a tunnel excavated by the semi-mechanical shield tunnel excavation machine of this invention with the surface fallen down, and Figure 5 shows the lifting and jacking device in Figure 4. FIG. 3 is a cross-sectional side view showing an expanded state. 1... Shield body, 2... Excavation equipment, 3... Loading machine, 4... Segment,
5...Shield jack, 6...Polling jack, J...Lifting jack device, 7...Polling, 8...Outside Tube, 9
... Upper lid, 11 ... Bracket, 1
2...Cylinder body, 13...Pin,
14... Lifting body, 15... Spreader, 16... Inner cylinder. Figure 3: Of course, the proboscis

Claims

[Scope of utility model registration request]

(1) A semi-mechanical excavating seal equipped with a drilling device for excavating a face within the shield body (in an excavator, a plurality of hydraulic jacks are installed vertically at the bottom of the shield body, and the lower end of the lifting body of the hydraulic jack A semi-mechanical shield digging machine characterized by being equipped with a spreader that presses against the ground.