Title:
FLANGE CONNECTION APPARATUS
Document Type and Number:
WIPO Patent Application WO/2020/048462
Kind Code:
A1
Abstract:
Provided is a flange connection apparatus, said flange connection apparatus comprising: a first flange (101), a second flange (102), a first connection part (103), a first multiplex welding ring (104), a second connection part (105), and a second multiplex welding ring (106); the first connection part (103) is arranged on the outside of the first flange (101), and is perpendicular to the central axis of the first flange (101); the first multiplex welding ring (104) is arranged outside the first flange connection end of the first flange (101), and the center of the first multiplex welding ring (104) is on the central axis of the first flange (101); the second connection part (105) is arranged outside the second flange (102) and is perpendicular to the central axis of the second flange (102); the second multiplex welding ring (106) is arranged outside the second flange connection end of the second flange (102); the center of the second multiplex welding ring (106) is on the central axis of the second flange (102); the first multiplex welding ring (104) and the second multiplex welding ring (106) are integrally formed by means of welding; the first connection part is fixedly connected to the second connection part. The flange connection apparatus can enhance the sealing tightness of the flange connection.
Inventors:
YAO JI LONG (CN)
ZHANG SHENG (CN)
ZHANG SHENG (CN)
Application Number:
PCT/CN2019/104250
Publication Date:
March 12, 2020
Filing Date:
September 03, 2019
Export Citation:
Assignee:
SIEMENS LTD CHINA (CN)
International Classes:
F16L23/16
Foreign References:
| CN202629395U | 2012-12-26 | |||
| CN203477673U | 2014-03-12 | |||
| JP2009002518A | 2009-01-08 | |||
| CN208997509U | 2019-06-18 |
Attorney, Agent or Firm:
KANGXIN PARTNERS, P.C. (CN)
Download PDF: