JPH01136441U - - Google Patents

Info

Publication number
JPH01136441U
JPH01136441U JP3161688U JP3161688U JPH01136441U JP H01136441 U JPH01136441 U JP H01136441U JP 3161688 U JP3161688 U JP 3161688U JP 3161688 U JP3161688 U JP 3161688U JP H01136441 U JPH01136441 U JP H01136441U
Authority
JP
Japan
Prior art keywords
acoustic emission
emission sensor
leaks
signal
pulse generator
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
JP3161688U
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 JP3161688U priority Critical patent/JPH01136441U/ja
Publication of JPH01136441U publication Critical patent/JPH01136441U/ja
Pending legal-status Critical Current

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Description

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

第１図は本考案の一実施例の構成概念図、第２
図は従来装置の構成概念図である。 １……弁本体、３……リーク検知用のＡ／Ｅセ
ンサ、４……増幅器、５……コンピユータ、８…
…超音波素子、９……パルス発生器。 Figure 1 is a conceptual diagram of the configuration of an embodiment of the present invention;
The figure is a conceptual diagram of the configuration of a conventional device. 1...Valve body, 3...A/E sensor for leak detection, 4...Amplifier, 5...Computer, 8...
...Ultrasonic element, 9...Pulse generator.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 超音波の受信可能なアコーステイツクエミツシ
ヨンセンサを用いて弁、流体配管等のリークの有
無、およびリーク量を検知する装置において、リ
ークによる超音波を検知するアコーステイツクエ
ミツシヨンセンサと、パルス信号を出力するパル
ス発生器と、上記アコーステイツクエミツシヨン
センサ付近に設けられかつ上記パルス発生器の信
号を受けて超音波を発生する超音波素子とを備え
てなることを特徴とするリーク検知装置。 A device that uses an acoustic emission sensor capable of receiving ultrasonic waves to detect the presence or absence of leaks in valves, fluid piping, etc., and the amount of leakage, includes an acoustic emission sensor that detects ultrasonic waves caused by leaks, and a pulse A leak detection device comprising: a pulse generator that outputs a signal; and an ultrasonic element that is provided near the acoustic emission sensor and generates an ultrasonic wave in response to a signal from the pulse generator. Device.
JP3161688U 1988-03-11 1988-03-11 Pending JPH01136441U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3161688U JPH01136441U (en) 1988-03-11 1988-03-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3161688U JPH01136441U (en) 1988-03-11 1988-03-11

Publications (1)

Publication Number Publication Date
JPH01136441U true JPH01136441U (en) 1989-09-19

Family

ID=31257602

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3161688U Pending JPH01136441U (en) 1988-03-11 1988-03-11

Country Status (1)

Country Link
JP (1) JPH01136441U (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53125875A (en) * 1977-04-11 1978-11-02 Sumitomo Metal Ind Automatic method and device for testing sensitivity of acdustic emission
JPS60252261A (en) * 1984-05-29 1985-12-12 Power Reactor & Nuclear Fuel Dev Corp Ultrasonic sensor of self-function checking type
JPS6179159A (en) * 1984-09-27 1986-04-22 Nachi Fujikoshi Corp Self-diagnostic sensor
JPS6179160A (en) * 1984-09-27 1986-04-22 Nachi Fujikoshi Corp Tool breakage detecting device with self-diagnostic function

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53125875A (en) * 1977-04-11 1978-11-02 Sumitomo Metal Ind Automatic method and device for testing sensitivity of acdustic emission
JPS60252261A (en) * 1984-05-29 1985-12-12 Power Reactor & Nuclear Fuel Dev Corp Ultrasonic sensor of self-function checking type
JPS6179159A (en) * 1984-09-27 1986-04-22 Nachi Fujikoshi Corp Self-diagnostic sensor
JPS6179160A (en) * 1984-09-27 1986-04-22 Nachi Fujikoshi Corp Tool breakage detecting device with self-diagnostic function

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