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Patent Searching and Data


Title:
SEPARABLE GRADING RING AND INSTALLATION METHOD THEREOF
Document Type and Number:
WIPO Patent Application WO/2020/019525
Kind Code:
A1
Abstract:
Provided are a separable grading ring and an installation method thereof capable of solving problems in the prior art in which transport of a grading ring is inconvenient, corona discharge can occur easily, and safety risks are high. The grading ring mainly comprises a plurality of arc-shaped sections. The arc-shaped sections are spaced at fixed intervals and arranged in a circumferential direction to form a complete circle. A positioning tool is used to install the separable grading ring. The grading ring can be transported conveniently, and can effectively prevent financial loss incurred during transportation. An installation support (5) has a curved structure, thereby reducing the probability of corona discharge. The invention eliminates the need for a bolt fastener, such that corona discharge can be fundamentally prevented, thereby exhibiting high safety performance. The invention can effectively improve productivity of a company. The installation method can be implemented easily, conveniently and quickly. Moreover, use of a positioning tool for level detection and positioning significantly improves efficiency of installing a grading ring.

Inventors:
HU CHUNYONG (CN)
TANG YONGFENG (CN)
Application Number:
PCT/CN2018/109392
Publication Date:
January 30, 2020
Filing Date:
October 09, 2018
Export Citation:
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Assignee:
YANG ZHOU MEIHUA ELECTRIC CO LTD (CN)
International Classes:
H01B17/42
Foreign References:
CN207458701U2018-06-05
CN206726929U2017-12-08
CN204441832U2015-07-01
CN207068564U2018-03-02
CN101325125A2008-12-17
US6053504A2000-04-25
Attorney, Agent or Firm:
YANGZHOU RUN ZHONG PATENT AGENCY. (CN)
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