Title:
入口弁機械ロック具
Document Type and Number:
Japanese Patent JP7272083
Kind Code:
B2
Abstract:
To reduce the burden of a worker and improve safety in machine locking that eliminates risk on falling and physically regulates the operation of an inlet valve from the outside of the inlet valve.SOLUTION: An inlet valve machine locking tool 100 comprises: a locking tool body 101 that is detachably attached at a locking position outside a valve box of an inlet valve installed between a penstock and a water turbine in a hydroelectric power generation facility and interfering with the movement locus of an interlocking member interlocking with a valve body of the inlet valve; and a handle 102 that is composed of a rod-shaped grip part 104 extending along the external surface of the locking tool body 101 and arranged at a predetermined distance from the external surface, and a support part 105 supporting the grip part 104 and fixing the position of the grip part 104 with respect to the locking tool body 101.SELECTED DRAWING: Figure 4
Inventors:
Mao Akesaka
Application Number:
JP2019081335A
Publication Date:
May 12, 2023
Filing Date:
April 22, 2019
Export Citation:
Assignee:
Chugoku Electric Power Co., Inc.
International Classes:
F16K35/10
Domestic Patent References:
| JP3130405U | ||||
| JP7054755A | ||||
| JP2002580U |
Attorney, Agent or Firm:
Akinori Sakai
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