Title:
検査装置と検査方法
Document Type and Number:
Japanese Patent JP7321920
Kind Code:
B2
Abstract:
To provide an inspection device for inspecting a membrane state of a spiral membrane module.SOLUTION: An inspection device of a membrane state of a flat membrane of a spiral membrane module has: a body part; and a water obtaining part housed in a recessed part formed on one surface of the body part. The body part has: a flat surface part formed with a recessed part; and a partial spherical part forming the remainder. The partial spherical part has a form that can slide along an inner wall surface of a water catchment pipe in a lengthwise direction and a circumferential direction. The water obtaining part has: a bottom surface part; a side surface part hanging from the bottom surface part; and a water obtaining space part surrounded by the bottom surface part and the side surface part and having an opening part facing the bottom surface part, and is attached so as to be movable vertically in the recessed part of the body part. An opening part side tip of the side surface part protrudes from the recessed part of the body part. Further, the body part is connected to a compressed air source through a compression tube. The water obtaining part is connected to a suction pump through a water obtaining tube.SELECTED DRAWING: None
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Inventors:
Tetsuya Iwasaki
Application Number:
JP2019230257A
Publication Date:
August 07, 2023
Filing Date:
December 20, 2019
Export Citation:
Assignee:
Daisen Membrane Systems Co., Ltd.
International Classes:
B01D65/10; B01D63/10; C02F1/44
Domestic Patent References:
| JP2012130842A | ||||
| JP2009119333A | ||||
| JP6114239A |
Foreign References:
| CN109052570A |
Attorney, Agent or Firm:
Satoshi Furuya
Yoshitsune Kazumasa
Yoshitsune Kazumasa