JPH0378292U - - Google Patents

Info

Publication number
JPH0378292U
JPH0378292U JP13891789U JP13891789U JPH0378292U JP H0378292 U JPH0378292 U JP H0378292U JP 13891789 U JP13891789 U JP 13891789U JP 13891789 U JP13891789 U JP 13891789U JP H0378292 U JPH0378292 U JP H0378292U
Authority
JP
Japan
Prior art keywords
scintillator
gas detector
radioactive gas
light emission
plate
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
JP13891789U
Other languages
Japanese (ja)
Other versions
JPH0635190Y2 (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 JP1989138917U priority Critical patent/JPH0635190Y2/en
Publication of JPH0378292U publication Critical patent/JPH0378292U/ja
Application granted granted Critical
Publication of JPH0635190Y2 publication Critical patent/JPH0635190Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

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

第１図は、第１実施例の構成を示す概略斜視図
、第２図は、第１実施例の動作説明図、第３図は
、第２実施例の構成を示す概略説明図、第４図は
、第２実施例の電極の配置を示す説明図、第５図
は、従来の検出器の構成を示す部分断面図である
。 １０……検出ケース、１２……フオトマル、１
４……プラスチツクシンチレータ、１８……流入
口、２０……流出口、２２……空気送給管、２４
……空気送出管、２６……メツシユ状正電極、２
８……棒状負電極。 1 is a schematic perspective view showing the configuration of the first embodiment, FIG. 2 is an explanatory diagram of the operation of the first embodiment, FIG. 3 is a schematic explanatory diagram showing the configuration of the second embodiment, and FIG. The figure is an explanatory view showing the arrangement of electrodes in the second embodiment, and FIG. 5 is a partial cross-sectional view showing the configuration of a conventional detector. 10...Detection case, 12...Fotomal, 1
4... Plastic scintillator, 18... Inlet, 20... Outlet, 22... Air supply pipe, 24
...Air delivery pipe, 26...Mesh-shaped positive electrode, 2
8... Rod-shaped negative electrode.

Claims (1)

【実用新案登録請求の範囲】 (1) シンチレータを内蔵した検出ケースを有し
該検出ケース内に試料空気を流通させ検出ケース
内に設けられたフオトマルチプライヤの発光検知
部により前記シンチレータの発光を検知するよう
にした放射性ガス検出器において、 前記シンチレータは透明な板状に形成されかつ
その板面が前記試料空気の流れ方向と平行となる
ように設置され、 前記フオトマルチプライヤはその発光検知部が
前記板状シンチレータの板面に対向するように設
置されたことを特徴とする放射性ガス検出器。 (2) 請求項(1)に記載の放射性ガス検出器におい
て、前記検知ケース内の前記板状シンチレータの
近傍位置に正電極が配置されこの正電極よりも離
れた位置に負電極が配置されたことを特徴とする
放射性ガス検出器。[Claims for Utility Model Registration] (1) A detection case with a built-in scintillator, through which sample air flows, and a light emission detection section of a photomultiplier provided in the detection case detects the light emission of the scintillator. In the radioactive gas detector configured to detect radioactive gases, the scintillator is formed in a transparent plate shape and installed so that the plate surface is parallel to the flow direction of the sample air, and the photomultiplier is arranged in a light emission detecting section of the scintillator. A radioactive gas detector, characterized in that the detector is installed so as to face the plate surface of the plate-shaped scintillator. (2) In the radioactive gas detector according to claim (1), a positive electrode is arranged in the vicinity of the plate-shaped scintillator in the detection case, and a negative electrode is arranged at a position farther from the positive electrode. A radioactive gas detector characterized by:
JP1989138917U 1989-11-29 1989-11-29 Radioactive gas detector Expired - Lifetime JPH0635190Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989138917U JPH0635190Y2 (en) 1989-11-29 1989-11-29 Radioactive gas detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989138917U JPH0635190Y2 (en) 1989-11-29 1989-11-29 Radioactive gas detector

Publications (2)

Publication Number Publication Date
JPH0378292U true JPH0378292U (en) 1991-08-07
JPH0635190Y2 JPH0635190Y2 (en) 1994-09-14

Family

ID=31685992

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989138917U Expired - Lifetime JPH0635190Y2 (en) 1989-11-29 1989-11-29 Radioactive gas detector

Country Status (1)

Country Link
JP (1) JPH0635190Y2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007225569A (en) * 2006-02-27 2007-09-06 Aloka Co Ltd Scintillation detector
JP2007248406A (en) * 2006-03-20 2007-09-27 Aloka Co Ltd Scintillation detector

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6249282A (en) * 1985-08-29 1987-03-03 Nippon Atom Ind Group Co Ltd Radioactivity concentration monitor
JPS62133378A (en) * 1985-12-06 1987-06-16 Toshiba Corp Plastic scintillator detector
JPH01187487A (en) * 1988-01-22 1989-07-26 Toshiba Corp Gas and iodine monitor

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6249282A (en) * 1985-08-29 1987-03-03 Nippon Atom Ind Group Co Ltd Radioactivity concentration monitor
JPS62133378A (en) * 1985-12-06 1987-06-16 Toshiba Corp Plastic scintillator detector
JPH01187487A (en) * 1988-01-22 1989-07-26 Toshiba Corp Gas and iodine monitor

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007225569A (en) * 2006-02-27 2007-09-06 Aloka Co Ltd Scintillation detector
JP4528268B2 (en) * 2006-02-27 2010-08-18 アロカ株式会社 Scintillation detector and radiation detection apparatus
JP2007248406A (en) * 2006-03-20 2007-09-27 Aloka Co Ltd Scintillation detector
JP4528274B2 (en) * 2006-03-20 2010-08-18 アロカ株式会社 Scintillation detector and radiation detection apparatus

Also Published As

Publication number Publication date
JPH0635190Y2 (en) 1994-09-14

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term