JPS5947793U - Fore polling of shield tunneling machine - Google Patents

Fore polling of shield tunneling machine

Info

Publication number
JPS5947793U
JPS5947793U JP14538682U JP14538682U JPS5947793U JP S5947793 U JPS5947793 U JP S5947793U JP 14538682 U JP14538682 U JP 14538682U JP 14538682 U JP14538682 U JP 14538682U JP S5947793 U JPS5947793 U JP S5947793U
Authority
JP
Japan
Prior art keywords
polling
tunneling machine
shield tunneling
plate
fore
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
JP14538682U
Other languages
Japanese (ja)
Inventor
深松　司朗
Original Assignee
日立建機株式会社
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 日立建機株式会社 filed Critical 日立建機株式会社
Priority to JP14538682U priority Critical patent/JPS5947793U/en
Publication of JPS5947793U publication Critical patent/JPS5947793U/en
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (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 drawings]

第１図はこの考案の一実施態様を示す断面側面図、第２
図は土止め板を第１図の状態から揺動させて切羽面に押
し付けた状態を示す断面側面図である。 １・・・・・・シールド外板、２・・・・・・ポーリン
グプレート、３・・・・・・ポーリングジヤツキ、４・
・・・・・補助ジヤツキ、５・・・・・・土止め板、６
・・・・・・支持部材、７・・・・・・ピン、８・・・
・・・ピン。Figure 1 is a cross-sectional side view showing one embodiment of this invention;
The figure is a cross-sectional side view showing a state in which the retaining plate is swung from the state shown in FIG. 1 and pressed against the face surface. 1... Shield outer plate, 2... Polling plate, 3... Polling jack, 4...
...Auxiliary jack, 5...Earth retaining plate, 6
...Supporting member, 7...Pin, 8...
···pin.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ポーリングプレートの前端部に揺動可能に土止め板をピ
ンにより支持させ、ポーリングプレートに設置した油圧
シリンダを土止め板の連結部に連結し、油圧シリンダを
伸長させることにより土止め板が切羽面に押し付けられ
るように構成したことを特徴とするシールド掘進機のフ
ォアポーリング。A retaining plate is swingably supported by a pin at the front end of the polling plate, a hydraulic cylinder installed on the polling plate is connected to a connecting part of the retaining plate, and by extending the hydraulic cylinder, the retaining plate is moved to the face surface. A forepoling for a shield excavator, characterized in that it is configured to be pressed against.
JP14538682U 1982-09-24 1982-09-24 Fore polling of shield tunneling machine Pending JPS5947793U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14538682U JPS5947793U (en) 1982-09-24 1982-09-24 Fore polling of shield tunneling machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14538682U JPS5947793U (en) 1982-09-24 1982-09-24 Fore polling of shield tunneling machine

Publications (1)

Publication Number Publication Date
JPS5947793U true JPS5947793U (en) 1984-03-29

Family

ID=30323929

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14538682U Pending JPS5947793U (en) 1982-09-24 1982-09-24 Fore polling of shield tunneling machine

Country Status (1)

Country Link
JP (1) JPS5947793U (en)

Similar Documents

Publication Publication Date Title
JPS5947793U (en) Fore polling of shield tunneling machine
JPS5838862U (en) boom of work equipment
JPS5872253U (en) Shovel work arm
JPS60122792U (en) Mounting pin structure for boom foot in large construction machinery
JPS5890293U (en) Fixing device for leading bit in shield excavator
JPS5927235U (en) Ridge shaping machine
JPS5816254U (en) Outriggers for backhoe shovels, etc.
JPS5827283U (en) Mounting structure of side pad on telescopic boom of hydraulic telescopic boom crane
JPS5894752U (en) Loader bucket mounting device
JPS5850127U (en) Hydraulic gate locking device
JPS58153239U (en) Pile extraction device
JPS5919477U (en) Hydraulic circuit for cab tilt device
JPS5854359U (en) outrigger
JPS5863254U (en) Mounting structure of rod bracket on main boom of backhoe
JPS6032454U (en) Connecting pin on the front of the trench excavator of a hydraulic excavator
JPS58129991U (en) Stroke detection device for over-digging jack of shield excavator
JPS6075384U (en) Sub-boom holding device
JPS59163692U (en) Hand digging shield excavator
JPS5812587U (en) Side crane counterweight device
JPS6022549U (en) Attachment for hydraulic excavator
JPS58149495U (en) Machine stabilization device in excavator
JPS60154497U (en) Yamadome Jyatsuki
JPS5935451U (en) Hook device for push-pull device in motor scraper
JPS5876453U (en) Outrigger structure of work vehicle
JPS5876654U (en) Front loader lifting device