Title:
COMBINED TYPE SEAL STRUCTURE WITH AN EXPANSION JOINT
Document Type and Number:
WIPO Patent Application WO/2010/078706
Kind Code:
A1
Abstract:
A combined type seal structure with an expansion joint includes a frame and an adiabatic material (11) in the frame. The frame is composed of a labyrinth seal plate (5) located inside a back chimney extending side pipe (3) and a furnace cooling side pipe (4), a first support bending plate (6), a first C-beam (7) or a first hemmed plate (12), a flexible composite nonmetal seal cover (8), a second support bending plate (10) and a second C-beam (9) or a second hemmed plate (13); wherein, the connection ends of the first support bending plate (6) and the first C-beam (7) or the first hemmed plate (12) are stagger to the location of the juncture of the back chimney extending side pipe (3) and the furnace cooling side pipe (4).
Application Number:
PCT/CN2009/001051
Publication Date:
July 15, 2010
Filing Date:
September 21, 2009
Export Citation:
Assignee:
SHANGHAI BOILER WORKS LTD (CN)
International Classes:
F23M5/00; F16J15/00; F16L51/00
Foreign References:
| CN201014129Y | 2008-01-30 | |||
| CN201335395Y | 2009-10-28 | |||
| US4465285A | 1984-08-14 | |||
| US3469862A | 1969-09-30 | |||
| CN2331861Y | 1999-08-04 | |||
| JP2004136291A | 2004-05-13 |
Attorney, Agent or Firm:
SHANGHAI SHEN HUI PATENT AGENT CO., LTD (No. 103 Cao Bao Road, Shanghai 3, CN)
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