JPS59164990A - Tip driving device of radioactive fine powder catching type - Google Patents
Tip driving device of radioactive fine powder catching typeInfo
- Publication number
- JPS59164990A JPS59164990A JP58039032A JP3903283A JPS59164990A JP S59164990 A JPS59164990 A JP S59164990A JP 58039032 A JP58039032 A JP 58039032A JP 3903283 A JP3903283 A JP 3903283A JP S59164990 A JPS59164990 A JP S59164990A
- Authority
- JP
- Japan
- Prior art keywords
- tip
- fine powder
- cable
- nozzle
- driving device
- 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
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
〔発明の利用分野〕
本発明はＴＩＰ駆動装置に係わシ、特にＴＩＰガイドチ
ューブ内の放射化微粉末全捕捉するのに好適なチェンバ
ーシールドに関ｆる。DETAILED DESCRIPTION OF THE INVENTION [Field of Application of the Invention] The present invention relates to a TIP drive device, and particularly to a chamber shield suitable for trapping all of the activated fine powder within the TIP guide tube.
従来のＴＩＰ駆動装置の全体配置図を第１図に、第２図
は第１図の側面図を表わす。FIG. 1 shows the overall layout of a conventional TIP drive device, and FIG. 2 shows a side view of FIG. 1.
Ｔ Ｉ Ｐ［動装置ハチエンバーシールド、ＴＩＰガイ
ドチューブ、シャーパルプ、シャットオフパルプ、イン
デックスメカニズム、ＴＩＰケーブル。TIP [Moving device Hatch Ember Shield, TIP guide tube, Shear pulp, Shut-off pulp, Index mechanism, TIP cable.
ＴＩＰ検出器などから構成されている。It consists of a TIP detector, etc.
ＴＩＰ駆動装置ｌのケーシング内には、ＴＩＰケーフル
２鷺巻取るケーブルリールである。Inside the casing of the TIP drive device 1 is a cable reel for winding two TIP cables.
ＴＩＰケーブル２の先端には、ＴＩＰ検出器３を備えて
あｐ、ＬＰＲＭの較正および縦方向の出力レベルの計測
を行うものである。A TIP detector 3 is provided at the tip of the TIP cable 2 to calibrate the AP and LPRM and measure the output level in the vertical direction.
Ｔ工Ｐケーブル２０表面はケーブルを保護するため、金
属製のフレキシブルチューブで覆われている。The surface of the T-work P cable 20 is covered with a metal flexible tube to protect the cable.
第１図に示す如＜ＴＩＰケーブル２は非常に長く、その
先端は炉心にまで挿入できる長さになっている。ＴＩＰ
グープル２はＴＩＰガイドチューブ４に案内され、ＴＩ
Ｐガイドチューブ４内を走行する。ＴｆＰケーブル２は
長いためＴＩＰガイドチューブ４の内面を滑って走行す
る。ＴＩＰガイドチューブ４の内面は、固体潤滑剤であ
る二硫化モリブデン５をコーティングしている。これは
滑り抵抗金少なくしスムーズな走行を行うためのもので
ある。As shown in FIG. 1, the TIP cable 2 is very long, and its tip is long enough to be inserted into the reactor core. TIP
The goople 2 is guided by the TIP guide tube 4, and the TI
It travels inside the P guide tube 4. Since the TfP cable 2 is long, it slides on the inner surface of the TIP guide tube 4. The inner surface of the TIP guide tube 4 is coated with molybdenum disulfide 5, which is a solid lubricant. This is to reduce slip resistance and ensure smooth running.
またＴＩＰ検出器３の挿入位置がわかるように、位置検
出用リミットスイッチ６をチェンバーシールド７内に設
けである。Further, a position detection limit switch 6 is provided in the chamber shield 7 so that the insertion position of the TIP detector 3 can be determined.
ＴＩＰガイドチューブ４内を走行するＴ Ｉ ’Ｐケー
ブル２０表面は凹凸になっているため、ＴＩＰガイドチ
ューブ４内にコーティングしである二硫化モリブデン５
が削り取られ、微粉末となって、ＴＩＰケーブル２に付
着しＴＩＰガイドチューブ４に溜り、ＴＩＰ検出器３の
走行を損ったり、あるいは放射化された微粉末をＴＩ’
Ｐ駆動装置１のケーシング内に巻き込みＴＩＰ駆動装置
１周辺の放射−線レベルを上げるなどの欠点があった。Since the surface of the T I 'P cable 20 running inside the TIP guide tube 4 is uneven, the inside of the TIP guide tube 4 is coated with molybdenum disulfide 5.
is scraped off and turned into fine powder, which adheres to the TIP cable 2 and accumulates in the TIP guide tube 4, impairing the running of the TIP detector 3, or dissipating the activated fine powder into the TI'
There were drawbacks such as getting caught up in the casing of the P drive device 1 and raising the radiation level around the TIP drive device 1.
〔発明の目的〕
本発明の目的は従来技術の欠点を無くシ、空気圧縮機、
ノズル対案ｎＩＪング、吹き付はノズル。[Object of the Invention] The object of the present invention is to eliminate the drawbacks of the prior art, and to provide an air compressor,
Nozzle countermeasure: Nozzle for spraying.
フィルター付真空吸引装置などによｐ、ＴＩＰケーブル
に付着した微粉末を除去することにょシ、ＴＩＰ検出器
の走行をスムーズに行うと共に被曝低減をはかるＴＩＰ
駆動装置を提供することにある。The TIP uses a vacuum suction device with a filter to remove fine powder adhering to the TIP cable, allowing the TIP detector to run smoothly and reducing exposure.
The purpose of the present invention is to provide a driving device.
本発明はＴＩＰ検出器およびＴＩＰケーブルが走行する
ことによ、Ｃ１ＴＩＰガイドチユ一ブ内面にコーティン
グされた二硫化モリブデンが剥離し微粉末が発生する。In the present invention, as the TIP detector and TIP cable run, molybdenum disulfide coated on the inner surface of the C1TIP guide tube is peeled off and fine powder is generated.
この微粉末がＴＩＰケーブルに付着し、ＴＩＰ検出器の
走行を損ったシ、ＴＩＰ駆動装置のケーシング内に巻き
込み放射線レベルを上げることなどの欠点を解消する手
段として、チェンバーシールドに空気圧縮機を設置しＴ
工Ｐケーフルに付着した放射化微粉宋音、吹き付はノズ
ルからの圧縮空気で吹き落し、フィルター付真壁吸引装
置で微粉末全回収するようにしたものである。An air compressor was installed in the chamber shield as a means to solve the problems of this fine powder adhering to the TIP cable and impairing the running of the TIP detector, and getting caught inside the casing of the TIP drive device and increasing the radiation level. Installed T
The activated fine powder adhering to the engineering P cable is blown off by compressed air from a nozzle, and all fine powder is collected by a Makabe suction device with a filter.
本発明による放射化微粉末捕捉式ＴＩＰ駆動駆動装置ノ
ンエンバーシールド実施例を第３図および第４図に示す
。A non-ember shielded embodiment of the activated fine powder trapping type TIP drive drive device according to the present invention is shown in FIGS. 3 and 4.
第３図は本発明によるチェンバーシールドの断面図であ
シ、第４図は第３図のＡ−Ａ’断面図である。FIG. 3 is a sectional view of the chamber shield according to the present invention, and FIG. 4 is a sectional view taken along line AA' in FIG.
チェンバーシールド７のボックス内は遮へいのためシー
ルド材８を内包し、その中心１ＴＩＰガイドチユーブ４
が貫通している。The box of the chamber shield 7 contains a shield material 8 for shielding, and the center 1 TIP guide tube 4
is penetrated.
ＴＩＰケーブル２およびＴＩＰ検出器３はＴＩＰガイド
チューブ４の中を走行する。ＴＩＰガイドチューブ４内
面にコーティングされた二硫化モリブデン５が剥離し、
微粉末が発生する。この微粉末がＴＩＰケーブル２０表
面に付着する。The TIP cable 2 and the TIP detector 3 run inside the TIP guide tube 4. The molybdenum disulfide 5 coated on the inner surface of the TIP guide tube 4 peels off.
Fine powder is generated. This fine powder adheres to the surface of the TIP cable 20.
空気圧縮機９で圧縮された空気は吹出管１０を通ってノ
ズル付案内リング１１に入る。Air compressed by the air compressor 9 passes through a blow-off pipe 10 and enters a guide ring 11 with a nozzle.
ノズル付案内リング１１の内部には同心円上に環状穴１
２があり、ここから放射状に吹き付はノズル１３が有る
。There is an annular hole 1 concentrically inside the nozzle-equipped guide ring 11.
2, and there are nozzles 13 that spray radially from there.
圧縮空気は吹き付はノズル１３よシ噴出しＴＩＰケーブ
ル２に付着した微粉末を吹き落す。The compressed air is ejected through the nozzle 13 and blows off fine powder adhering to the TIP cable 2.
吹き落された微粉末はフィルター付真空吸引装置１４に
より吸引管１５を通ってフィルター付真空吸引装置１４
内に果められる。The fine powder that has been blown off passes through the suction pipe 15 by the vacuum suction device 14 with a filter.
Fulfilled within.
本実施例によれば、上記のような楕遺になっているので
放射化した二硫化モリブデンの微粉末はほとんどチェン
バーシールド内のフィルター付真空吸引装置内に回収さ
れる。According to this embodiment, because of the above-mentioned ellipse, most of the activated fine powder of molybdenum disulfide is collected in the vacuum suction device equipped with a filter in the chamber shield.
このため線量的にも汚染拡大防止になると共に、ＴＩＰ
ケーブルの表面がきれいにな、９、ＴＩＰ検出器の走行
がスムーズに行われるなどの効果がある。This not only prevents the spread of contamination in terms of dose, but also prevents the spread of contamination.
The cable surface is clean and the TIP detector runs smoothly.
本発明によればチェンバーシールドに空気圧縮機を設置
し、ＴＩＰケーブルに付着した微粉末を、吹き付はノズ
ルからの圧縮空気で吹き落し、フィルター付真壁吸引装
置で微粉末全回収することができるので、汚染拡大防止
およびＴＩＰ検出器の走行がスムーズに行われるなどの
効果がある。According to the present invention, an air compressor is installed in the chamber shield, and the fine powder adhering to the TIP cable is blown off with compressed air from a nozzle, and all of the fine powder can be recovered by a true wall suction device with a filter. Therefore, there are effects such as prevention of contamination spread and smooth running of the TIP detector.
第１図はＴＩＰ駆動装置の全体配置図、第２図は第１図
の側面図、第３図は本発明によるチェンバーシールドの
断面図、第４図は第３図のＡ−Ａ’断面図である。
９・・・空気圧縮機、１０・・・吹出管、１１・・・ノ
ズル付案内リング、１２・・・環状穴、１３・・・吹き
付はノズル、１４・・・フィルター付真空吸引装置、１
５・・・吸引管。
Ｙ１図
＄２図
＄δ図Fig. 1 is an overall layout of the TIP drive device, Fig. 2 is a side view of Fig. 1, Fig. 3 is a sectional view of the chamber shield according to the present invention, and Fig. 4 is a sectional view taken along line AA' in Fig. 3. It is. 9... Air compressor, 10... Blowout pipe, 11... Guide ring with nozzle, 12... Annular hole, 13... Nozzle for blowing, 14... Vacuum suction device with filter, 1
5...Suction tube. Y1 diagram $2 diagram $δ diagram
Claims (1)
゛。 シャーパルプ、シャットオフパルプ、インデックスメカ
ニズム、ＴＩＰケーブル、ＴＩＰ検出器。 などから成るＴＩＰ駆動装置において、空気圧縮機、吹
出管、ノズル付案内リング、吹き付はノズル、吸引管お
よびフィルター付真空吸引装置を設（ブだチェンバーシ
ールドを有したことを％徴とする放射化微粉末捕捉式Ｔ
ＩＰ駆動装置。[Claims] 1. A TIP drive device consisting of a chamber shield, a TIP guy) tube, a shear pulp, a shut-off pulp, an indexing mechanism, a TIP cable, a TIP detector, etc., including an air compressor, a blow-off pipe, A guide ring with a nozzle, a nozzle for spraying, a vacuum suction device with a suction tube and a filter are installed.
IP drive device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58039032A JPS59164990A (en) | 1983-03-11 | 1983-03-11 | Tip driving device of radioactive fine powder catching type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58039032A JPS59164990A (en) | 1983-03-11 | 1983-03-11 | Tip driving device of radioactive fine powder catching type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59164990A true JPS59164990A (en) | 1984-09-18 |
Family
ID=12541764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58039032A Pending JPS59164990A (en) | 1983-03-11 | 1983-03-11 | Tip driving device of radioactive fine powder catching type |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59164990A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012173132A1 (en) * | 2011-06-17 | 2012-12-20 | 三菱重工業株式会社 | Radiation shielding method and apparatus, and method for processing structure |
| JP2015194509A (en) * | 2015-08-12 | 2015-11-05 | 三菱重工業株式会社 | Radiation shield device |
-
1983
- 1983-03-11 JP JP58039032A patent/JPS59164990A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012173132A1 (en) * | 2011-06-17 | 2012-12-20 | 三菱重工業株式会社 | Radiation shielding method and apparatus, and method for processing structure |
| JP2013003016A (en) * | 2011-06-17 | 2013-01-07 | Mitsubishi Heavy Ind Ltd | Radiation shielding method and apparatus and processing method of structure |
| EP2725583A1 (en) * | 2011-06-17 | 2014-04-30 | Mitsubishi Heavy Industries, Ltd. | Radiation shielding method and apparatus, and method for processing structure |
| EP2725583A4 (en) * | 2011-06-17 | 2015-02-18 | Mitsubishi Heavy Ind Ltd | Radiation shielding method and apparatus, and method for processing structure |
| KR101509374B1 (en) * | 2011-06-17 | 2015-04-07 | 미츠비시 쥬고교 가부시키가이샤 | Radiation shielding method and apparatus, and method for processing structure |
| US9460820B2 (en) | 2011-06-17 | 2016-10-04 | Mitsubishi Heavy Industries, Ltd. | Radiation shielding method and device, and method of processing structure |
| JP2015194509A (en) * | 2015-08-12 | 2015-11-05 | 三菱重工業株式会社 | Radiation shield device |
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