Title:
SECURING APPARATUS FOR OPTICAL FIBRE TEMPERATURE MEASUREMENT PROBE OF OIL-IMMERSED TRANSFORMER
Document Type and Number:
WIPO Patent Application WO/2018/014675
Kind Code:
A1
Abstract:
A securing apparatus for an optical fibre temperature measurement probe of an oil-immersed transformer, comprising an insulating pad block (1) arranged between the transformer coils, a strip-shaped clamping groove hole (12) matching an optical fibre temperature measurement probe assembly (2) being arranged on the insulating pad block (1), a limiting round hole (11) having a diameter larger than that of the clamping groove hole (12) being arranged on the strip-shaped clamping groove hole (12); the optical fibre temperature measurement probe assembly (2) comprises a transmission optical fibre and an optical fibre temperature measurement probe (24) connected to the end part of the transmission optical fibre, the transmission optical fibre and the optical fibre temperature measurement probe (24) being arranged in sequence in the strip-shaped clamping groove hole (12), the part of the transmission optical fibre corresponding to the limiting round hole (11) being provided with a limiting protrusion matching the limiting round hole (11), the limiting protrusion fitting to the limiting round hole (11) to restrict the axial movement of the optical fibre temperature measurement probe assembly (2).
Inventors:
NIE DEXIN (CN)
CHENG LIN (CN)
PI BENXI (CN)
DENG JIANGANG (CN)
DU ZHENBO (CN)
LIU YI (CN)
JIANG YI (CN)
CAO XU (CN)
LU YUNCAI (CN)
ZHOU ZHICHENG (CN)
CHENG LIN (CN)
PI BENXI (CN)
DENG JIANGANG (CN)
DU ZHENBO (CN)
LIU YI (CN)
JIANG YI (CN)
CAO XU (CN)
LU YUNCAI (CN)
ZHOU ZHICHENG (CN)
Application Number:
PCT/CN2017/087980
Publication Date:
January 25, 2018
Filing Date:
June 12, 2017
Export Citation:
Assignee:
WUHAN NARI LTD LIABILITY CO OF STATE GRID ELECTRIC POWER RES INST (CN)
STATE GRID JIANGSU ELECTRIC POWER CO RES INST (CN)
STATE GRID JIANGSU ELECTRIC POWER CO RES INST (CN)
International Classes:
G01K1/14; G01K11/3213; H01F27/40
Foreign References:
| CN106468599A | 2017-03-01 | |||
| CN201210439Y | 2009-03-18 | |||
| CN102954844A | 2013-03-06 | |||
| CN201359908Y | 2009-12-09 | |||
| CN201397204Y | 2010-02-03 | |||
| CN102759418A | 2012-10-31 | |||
| CN101738260A | 2010-06-16 | |||
| US4307607A | 1981-12-29 |
Attorney, Agent or Firm:
CHINA PAT INTELLECTUAL PROPERTY OFFICE (CN)
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