Title:
NUCLEAR DECOMMISSIONING SMALL PIPELINE IN-PIPE CUTTER HAVING VIBRATION-DAMPING APPARATUS
Document Type and Number:
WIPO Patent Application WO/2023/130865
Kind Code:
A1
Abstract:
A nuclear decommissioning small pipeline in-pipe cutter having a vibration-damping apparatus, the cutter comprising: a flexible shaft, a transmission shaft (1), a supporting vibration-damping apparatus (2), a cutting tool (3), a bearing (4), mounting bosses (5), a housing (6) and a gripping air bag (7). The mounting bosses (5) are symmetrically disposed at the outside of the housing (6), the gripping air bag (7) used for supporting the apparatus is disposed at the outside of the housing (6), the gripping air bag (7) is connected to hydraulic rods (2.1) of the supporting vibration-damping apparatus (2), and the supporting vibration-damping apparatus (2) receives a pulling force from the gripping air bag (7) above and receives pressure from the mounting boss (5) below, thus positioning the supporting vibration-damping apparatus (2).
Inventors:
JIANG CHAO (CN)
HE JIANDA (CN)
TIAN WANYI (CN)
HE JIANDA (CN)
TIAN WANYI (CN)
Application Number:
PCT/CN2022/135939
Publication Date:
July 13, 2023
Filing Date:
December 01, 2022
Export Citation:
Assignee:
UNIV HUNAN (CN)
International Classes:
B23D21/00; B23D21/14; B23D33/00
Foreign References:
| CN114178607A | 2022-03-15 | |||
| CN113695665A | 2021-11-26 | |||
| CN201168821Y | 2008-12-24 | |||
| CN106825735A | 2017-06-13 | |||
| CN107052435A | 2017-08-18 | |||
| KR20160025395A | 2016-03-08 | |||
| CN213672154U | 2021-07-13 |
Attorney, Agent or Firm:
BEIJING LEAP INTELLECTUAL PROPERTY AGENCY LTD. (CN)
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