JPH02101264U - - Google Patents

Info

Publication number
JPH02101264U
JPH02101264U JP1989008696U JP869689U JPH02101264U JP H02101264 U JPH02101264 U JP H02101264U JP 1989008696 U JP1989008696 U JP 1989008696U JP 869689 U JP869689 U JP 869689U JP H02101264 U JPH02101264 U JP H02101264U
Authority
JP
Japan
Prior art keywords
guide track
traveling base
shell flange
pressure vessel
brought
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
JP1989008696U
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 JP1989008696U priority Critical patent/JPH02101264U/ja
Publication of JPH02101264U publication Critical patent/JPH02101264U/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
    • 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)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)

Description

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

図面は本考案の一実施例を示すもので、第１図
は探傷作業を説明するための原子炉圧力容器の上
部近傍の概略図、第２図は一実施例の探傷装置を
原子炉圧力容器のフランジに取り付けた状態を示
す平面図、第３図は一実施例の探傷装置を原子炉
圧力容器のフランジに取り付けた状態を示す側面
図である。 １……原子炉圧力容器、２……原子炉格納容器
、５……胴フランジ、５ａ……胴フランジシール
面、６……スタツドボルト、７……探傷装置、９
……ガイドトラツク、１０……クランプ、１１…
…感圧センサ、１２……走行基台、１３……駆動
機構、１４……押圧手段、１５……探触子。 The drawings show one embodiment of the present invention. Fig. 1 is a schematic diagram of the vicinity of the upper part of a reactor pressure vessel for explaining flaw detection work, and Fig. 2 shows a flaw detection device of one embodiment of the reactor pressure vessel. FIG. 3 is a plan view showing a state in which the flaw detection device of one embodiment is attached to a flange of a nuclear reactor pressure vessel. FIG. DESCRIPTION OF SYMBOLS 1... Reactor pressure vessel, 2... Reactor containment vessel, 5... Shell flange, 5a... Shell flange sealing surface, 6... Stud bolt, 7... Flaw detection device, 9
...Guide track, 10...Clamp, 11...
...Pressure sensor, 12... Traveling base, 13... Drive mechanism, 14... Pressing means, 15... Probe.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 原子炉圧力容器胴フランジシール面の曲率とほ
ぼ同一曲率で形成されたガイドトラツクと、この
ガイドトラツクの長さ方向の両端部に設けられ、
前記胴フランジシール面に突設されたスタツドボ
ルトに磁力によつて着脱可能に吸着させられるク
ランプと、前記ガイドトラツクの下部に設けられ
、前記胴フランジシール面に当接させられる感圧
センサと、前記ガイドトラツクにその長さ方向に
沿つて移動可能に装着された走行基台と、この走
行基台に設けられてその移動をなす駆動機構と、
前記走行基台に押圧手段を介して取り付けられて
、前記胴フランジシール面に圧接させられる探触
子とからなることを特徴とする原子炉圧力容器胴
フランジの探傷装置。 A guide track formed with approximately the same curvature as the curvature of the reactor pressure vessel shell flange sealing surface, and provided at both ends of the guide track in the length direction,
a clamp that is removably attracted to a stud bolt protruding from the body flange seal surface by magnetic force; a pressure-sensitive sensor that is provided at the lower part of the guide track and is brought into contact with the body flange seal surface; a traveling base mounted on the guide track so as to be movable along its length; a drive mechanism provided on the traveling base for movement;
A flaw detection device for a reactor pressure vessel shell flange, comprising a probe attached to the traveling base via a pressing means and brought into pressure contact with the shell flange sealing surface.
JP1989008696U 1989-01-27 1989-01-27 Pending JPH02101264U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989008696U JPH02101264U (en) 1989-01-27 1989-01-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989008696U JPH02101264U (en) 1989-01-27 1989-01-27

Publications (1)

Publication Number Publication Date
JPH02101264U true JPH02101264U (en) 1990-08-13

Family

ID=31214802

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989008696U Pending JPH02101264U (en) 1989-01-27 1989-01-27

Country Status (1)

Country Link
JP (1) JPH02101264U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020030095A (en) * 2018-08-22 2020-02-27 日立Ｇｅニュークリア・エナジー株式会社 Ultrasonic flaw detection method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020030095A (en) * 2018-08-22 2020-02-27 日立Ｇｅニュークリア・エナジー株式会社 Ultrasonic flaw detection method

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