Remote inspection apparatus for heating tube of steam generator
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United States of America Patent
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Nov 14, 2017
Issued Date -
N/A
app pub date -
Mar 24, 2015
filing date -
Mar 24, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
Provided herein is a remote inspection apparatus for a heating tube of a steam generator, the apparatus including a fixing unit installed in a flange surface of a hand hole of the steam generator in a fixed manner, and having one or more rail guiders for guiding a guide rail into the steam generator; the guide rail configured to be guided by the rail guider to enter between the heating tube and a divider plate inside the steam generator; a rail driving unit fitted at one end of the guide rail and arranged outside the steam generator, and having a bobbin around which a steel belt is wound; and a probe feeding unit configured to receive a driving force from the rail driving unit through the steel belt to be moved along the guide rail, and having a band shaped probe extending in a length direction and an inspection camera fitted at one end of the probe.
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