Title:
振動検出器および振動検出システム
Document Type and Number:
Japanese Patent JP7403411
Kind Code:
B2
Abstract:
To provide a vibration detector and a vibration detection system capable of performing stable vibration detection.SOLUTION: A vibration detector 100 includes: an eddy current sensor 20 provided on a pedestal 4 of a rotary machine 50; and a rod 2 which can vertically vibrate and has one end brought into contact with a shaft 30 of the rotary machine 50 and the other end at which a target 3 arranged to face the eddy current sensor 20 with a gap G is arranged. The eddy current sensor 20 is provided in a head 11 and stored in a damper cylinder 12. The vibration detector detects a vibration of the rotary machine 50 from a fluctuation of the gap.SELECTED DRAWING: Figure 2
Inventors:
Kenji Hijikata
Application Number:
JP2020133492A
Publication Date:
December 22, 2023
Filing Date:
August 06, 2020
Export Citation:
Assignee:
Mitsubishi Electric Corporation
International Classes:
G01H11/02; G01H1/00
Domestic Patent References:
| JP7128131A | ||||
| JP2011252875A | ||||
| JP6033032U | ||||
| JP55018946A | ||||
| JP2004191326A | ||||
| JP4089533A | ||||
| JP50094960A |
Foreign References:
| US20130207974 |
Attorney, Agent or Firm:
Parumo Patent Attorneys Office