JPH0441588U - - Google Patents

Info

Publication number
JPH0441588U
JPH0441588U JP8056590U JP8056590U JPH0441588U JP H0441588 U JPH0441588 U JP H0441588U JP 8056590 U JP8056590 U JP 8056590U JP 8056590 U JP8056590 U JP 8056590U JP H0441588 U JPH0441588 U JP H0441588U
Authority
JP
Japan
Prior art keywords
tail
frame
contact
tail frame
reference rod
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
JP8056590U
Other languages
Japanese (ja)
Other versions
JP2516025Y2 (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 JP1990080565U priority Critical patent/JP2516025Y2/en
Publication of JPH0441588U publication Critical patent/JPH0441588U/ja
Application granted granted Critical
Publication of JP2516025Y2 publication Critical patent/JP2516025Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
  • A Measuring Device Byusing Mechanical Method (AREA)

Description

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

第１図は本考案のテールクリアランス計測装置
が採用されるシールドフレームの一実施例を示す
概略一部縦断面図、第２図は第１図の横断面図、
第３図は第１図のＡ矢視図、第４図のＢ，Ｃは第
１図のＢ及びＣ断面図、第５図及び第６図は要部
を示す後面図及び断面図、第７図は演算装置の作
用を示すブロツク図である。 図中、１は本体、２はシールドフレーム、３は
テールフレーム、１７はセグメント、１９は基準
ロツド、２４はセンサ、２７は演算装置、ｌは検
出値、Ｃはテールクリアランスである。 FIG. 1 is a schematic partial vertical cross-sectional view showing an embodiment of a shield frame in which the tail clearance measuring device of the present invention is adopted, and FIG. 2 is a cross-sectional view of FIG. 1.
3 is a view taken in the direction of arrow A in FIG. 1, B and C in FIG. 4 are sectional views B and C in FIG. FIG. 7 is a block diagram showing the operation of the arithmetic unit. In the figure, 1 is a main body, 2 is a shield frame, 3 is a tail frame, 17 is a segment, 19 is a reference rod, 24 is a sensor, 27 is an arithmetic unit, l is a detected value, and C is a tail clearance.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] シールドフレームのテールフレーム内面と、そ
のテールフレーム内に組み立てられたセグメント
外面との間のテールクリアランスを計測する装置
において、上記テールフレーム内にその軸方向に
沿つて移動自在に設けられ、上記セグメントの先
端面に当接される本体と、該本体に設けられ、上
記テールフレーム内面に当接するように付勢され
た基準ロツドと、該基準ロツドに取付けられ、そ
の取付位置から上記セグメントの内面までの距離
を非接触で検出するセンサと、該センサの検出値
に基づいて上記テールクリアランスを算出する演
算装置とを備えたことを特徴とするテールクリア
ランス計測装置。 A device for measuring the tail clearance between the inner surface of a tail frame of a shield frame and the outer surface of a segment assembled within the tail frame, which is provided within the tail frame so as to be movable along the axial direction of the tail frame; A main body that comes into contact with the tip surface, a reference rod that is provided on the main body and is biased so as to come into contact with the inner surface of the tail frame, and a reference rod that is attached to the reference rod and extends from the mounting position to the inner surface of the segment. A tail clearance measuring device comprising: a sensor that detects distance without contact; and a calculation device that calculates the tail clearance based on the detected value of the sensor.
JP1990080565U 1990-07-31 1990-07-31 Tail clearance measuring device Expired - Lifetime JP2516025Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990080565U JP2516025Y2 (en) 1990-07-31 1990-07-31 Tail clearance measuring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990080565U JP2516025Y2 (en) 1990-07-31 1990-07-31 Tail clearance measuring device

Publications (2)

Publication Number Publication Date
JPH0441588U true JPH0441588U (en) 1992-04-08
JP2516025Y2 JP2516025Y2 (en) 1996-11-06

Family

ID=31625743

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990080565U Expired - Lifetime JP2516025Y2 (en) 1990-07-31 1990-07-31 Tail clearance measuring device

Country Status (1)

Country Link
JP (1) JP2516025Y2 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63269010A (en) * 1987-04-27 1988-11-07 Taisei Corp Measuring method and device for tail clearance in shield machine
JPS63183504U (en) * 1987-05-19 1988-11-25
JPH0441895A (en) * 1990-06-06 1992-02-12 Shimizu Corp Tail clearance measurement device for shield tunneling machine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63269010A (en) * 1987-04-27 1988-11-07 Taisei Corp Measuring method and device for tail clearance in shield machine
JPS63183504U (en) * 1987-05-19 1988-11-25
JPH0441895A (en) * 1990-06-06 1992-02-12 Shimizu Corp Tail clearance measurement device for shield tunneling machine

Also Published As

Publication number Publication date
JP2516025Y2 (en) 1996-11-06

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term