JPH01131186U - - Google Patents

Info

Publication number
JPH01131186U
JPH01131186U JP2835988U JP2835988U JPH01131186U JP H01131186 U JPH01131186 U JP H01131186U JP 2835988 U JP2835988 U JP 2835988U JP 2835988 U JP2835988 U JP 2835988U JP H01131186 U JPH01131186 U JP H01131186U
Authority
JP
Japan
Prior art keywords
current
carrying
probe
measuring electrode
mud
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
JP2835988U
Other languages
Japanese (ja)
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 JP2835988U priority Critical patent/JPH01131186U/ja
Publication of JPH01131186U publication Critical patent/JPH01131186U/ja
Pending 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図はこの考案の装置の概要図、第２図は同
縦断正面図、第３図はこの考案に係る探査器の概
要を示す縦断面図である。 １……シールドマシン、２……スキンプレート
、３ａ，３ｂ，３ｃ……探査器、Ｃ１，Ｃ２……
通電電極、Ｐ１，Ｐ２……測定電極、４……コン
ピユーター、Ｄ……泥水、Ｓ……地山。 FIG. 1 is a schematic diagram of the apparatus of this invention, FIG. 2 is a longitudinal sectional front view thereof, and FIG. 3 is a vertical sectional view showing an outline of the probe according to this invention. 1...Shield machine, 2...Skin plate, 3a, 3b, 3c...Probe, C 1 , C 2 ...
Current-carrying electrode, P 1 , P 2 ... Measuring electrode, 4 ... Computer, D ... Mud water, S ... Earth.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 各一対の通電電極と測定電極とを備え、通電電
極から泥水中に電流を通じて測定電極で泥水厚の
変化を電圧の変化として検出する通電電極式探査
器を、シールドマシンの外周に周方向に所定間隔
を置いて複数設置し、掘進中に順次検出された前
記各探査器の検出値をコンピユーターに入力して
解析処理するように構成してなることを特徴とす
る泥水シールド工法における切羽空隙及び崩落の
自動探査装置。 A current-carrying electrode probe is equipped with a pair of current-carrying electrodes and a measuring electrode, and the measuring electrode detects changes in mud thickness as changes in voltage by passing current from the current-carrying electrodes into the muddy water. A face gap and collapse in a mud water shield construction method, characterized in that a plurality of probes are installed at intervals, and the detected values of each probe detected sequentially during excavation are input into a computer and analyzed. automatic exploration device.
JP2835988U 1988-03-02 1988-03-02 Pending JPH01131186U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2835988U JPH01131186U (en) 1988-03-02 1988-03-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2835988U JPH01131186U (en) 1988-03-02 1988-03-02

Publications (1)

Publication Number Publication Date
JPH01131186U true JPH01131186U (en) 1989-09-06

Family

ID=31251657

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2835988U Pending JPH01131186U (en) 1988-03-02 1988-03-02

Country Status (1)

Country Link
JP (1) JPH01131186U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008539418A (en) * 2005-04-27 2008-11-13 韓國電子通信研究院 Soil structure detection method using potential gradient and ground resistance measurement
JP2016000939A (en) * 2014-06-12 2016-01-07 清水建設株式会社 Tunnel excavator

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5427232A (en) * 1977-08-01 1979-03-01 Kajima Corp Method of detecting breakdown part in shielding work of tunnel etc*
JPS62178689A (en) * 1986-01-30 1987-08-05 日本鋼管株式会社 Method and device for detecting face disintegration of shielding type excavator

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5427232A (en) * 1977-08-01 1979-03-01 Kajima Corp Method of detecting breakdown part in shielding work of tunnel etc*
JPS62178689A (en) * 1986-01-30 1987-08-05 日本鋼管株式会社 Method and device for detecting face disintegration of shielding type excavator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008539418A (en) * 2005-04-27 2008-11-13 韓國電子通信研究院 Soil structure detection method using potential gradient and ground resistance measurement
JP2016000939A (en) * 2014-06-12 2016-01-07 清水建設株式会社 Tunnel excavator

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