JPS62185789U - - Google Patents

Info

Publication number
JPS62185789U
JPS62185789U JP7456886U JP7456886U JPS62185789U JP S62185789 U JPS62185789 U JP S62185789U JP 7456886 U JP7456886 U JP 7456886U JP 7456886 U JP7456886 U JP 7456886U JP S62185789 U JPS62185789 U JP S62185789U
Authority
JP
Japan
Prior art keywords
storage hole
bit
cutting bit
earth
hydraulic jack
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
JP7456886U
Other languages
Japanese (ja)
Other versions
JPH0419109Y2 (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 JP1986074568U priority Critical patent/JPH0419109Y2/ja
Publication of JPS62185789U publication Critical patent/JPS62185789U/ja
Application granted granted Critical
Publication of JPH0419109Y2 publication Critical patent/JPH0419109Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)

Description

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

第１図〜第５図は本考案に係る密閉形シールド
掘進機の障害物切削装置の実施例を示し、第１図
は障害物切削用ビツトを格納孔に格納した状態を
示す要部断面図、第２図は障害物切削用ビツトを
突出させた状態を示す要部断面図、第３図はスポ
ーク断面図、第４図は密閉形シールド掘進機の断
面図、第５図はカツタの平面図、第６図は従来の
密閉形シールド掘進機の構造図である。 図中、１０はカツタ、１１は土砂切削用ビツト
、１２は障害物切削用ビツト、１３は格納孔、１
４は油圧ジヤツキ、３０は杭である。 Figures 1 to 5 show an embodiment of the obstacle cutting device for a closed type shield tunneling machine according to the present invention, and Figure 1 is a sectional view of the main part showing the state in which the obstacle cutting bit is stored in the storage hole. , Fig. 2 is a cross-sectional view of the main part showing the obstacle cutting bit in a protruding state, Fig. 3 is a cross-sectional view of the spoke, Fig. 4 is a cross-sectional view of the sealed shield excavator, and Fig. 5 is a plan view of the cutter. 6 are structural diagrams of a conventional closed type shield tunneling machine. In the figure, 10 is a cutter, 11 is a bit for cutting earth and sand, 12 is a bit for cutting obstacles, 13 is a storage hole, 1
4 is a hydraulic jack, and 30 is a stake.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 土砂切削用ビツトが取り付けられるカツタ前面
に形成した格納孔と、該格納孔に設けられ障害物
切削用ビツトを格納孔より出没させる油圧ジヤツ
キと、該油圧ジヤツキに連結され格納孔より突出
するときは上記土砂切削用ビツトよりも高く、格
納孔内に没入するときは土砂切削用ビツトよりも
低いビツト高さに設定された障害物切削用ビツト
とを備えたことを特徴とする密閉形シールド掘進
機の障害物切削装置。 A storage hole formed on the front surface of the cutter to which the earth and sand cutting bit is attached, a hydraulic jack provided in the storage hole that allows the obstacle cutting bit to emerge from the storage hole, and a hydraulic jack connected to the hydraulic jack to protrude from the storage hole. A closed type shield excavator characterized in that it is equipped with an obstacle cutting bit which is set at a bit height higher than the earth and sand cutting bit and lower than the earth and sand cutting bit when the bit is immersed in the storage hole. obstacle cutting equipment.
JP1986074568U 1986-05-20 1986-05-20 Expired JPH0419109Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986074568U JPH0419109Y2 (en) 1986-05-20 1986-05-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986074568U JPH0419109Y2 (en) 1986-05-20 1986-05-20

Publications (2)

Publication Number Publication Date
JPS62185789U true JPS62185789U (en) 1987-11-26
JPH0419109Y2 JPH0419109Y2 (en) 1992-04-28

Family

ID=30919894

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986074568U Expired JPH0419109Y2 (en) 1986-05-20 1986-05-20

Country Status (1)

Country Link
JP (1) JPH0419109Y2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015137460A (en) * 2014-01-20 2015-07-30 川崎重工業株式会社 shield machine
JP2019173428A (en) * 2018-03-29 2019-10-10 株式会社奥村組 Cutter board and shield machine equipped therewith

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62260997A (en) * 1986-05-07 1987-11-13 三菱重工業株式会社 Shield excavator

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62260997A (en) * 1986-05-07 1987-11-13 三菱重工業株式会社 Shield excavator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015137460A (en) * 2014-01-20 2015-07-30 川崎重工業株式会社 shield machine
JP2019173428A (en) * 2018-03-29 2019-10-10 株式会社奥村組 Cutter board and shield machine equipped therewith

Also Published As

Publication number Publication date
JPH0419109Y2 (en) 1992-04-28

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