Title:
仕切弁設置方法
Document Type and Number:
Japanese Patent JP7208671
Kind Code:
B2
Abstract:
To provide a partition valve installation method which achieves high working efficiency even if a passage of a fluid pipe having a large diameter is blocked.SOLUTION: A partition valve installation method includes: a case attachment process in which cases 10, 11 are attached so as to enclose a fluid pipe 1 in a sealing state and support members 55 which receive loads of the cases 10, 11 are attached; a valve casing attachment step in which a valve casing 2 having a valve body moving space is attached to the cases 10, 11; a valve lid moving process in which a valve lid 3 having a valve body storage space is hung by a crane and the valve lid 3 is moved toward an opening 23 of the valve casing 2 so that an axis of the valve lid 3 matches with an axis of the valve casing 2; and a fastening process in which the valve casing 2 and the valve lid 3 are fastened.SELECTED DRAWING: Figure 14
Inventors:
Each affairs training
Daisuke Yamamoto
Masashi Masuya
Daisuke Yamamoto
Masashi Masuya
Application Number:
JP2021206632A
Publication Date:
January 19, 2023
Filing Date:
December 21, 2021
Export Citation:
Assignee:
Water Supply Technology Development Corporation
International Classes:
F16K43/00; F16K3/02; F16K3/316; F16K27/04
Domestic Patent References:
| JP6228596A | ||||
| JP2016205534A | ||||
| JP2012143816A | ||||
| JP2001304430A | ||||
| JP243187U | ||||
| JP55140162U | ||||
| JP8253292A | ||||
| JP2016161083A | ||||
| JP5737159A | ||||
| JP2006322611A | ||||
| JP2005180523A | ||||
| JP2006112567A |
Attorney, Agent or Firm:
Patent Attorney Corporation R&C