Title:
CLOSING STRUCTURE FOR MULTITUBULAR HEAT EXCHANGER, AND CLOSING METHOD FOR MULTITUBULAR HEAT EXCHANGER
Document Type and Number:
Japanese Patent JP2015232409
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a closing structure for a multitubular heat exchanger, which closes a tube plate hole without use of fire and which is excellent in general-purpose property, and a closing method for the multitubular heat exchanger.SOLUTION: A closing structure for a multitubular heat exchanger includes an inner plate 61, a bolt 62, a presser plate 64 large enough to cover a tube plate hole 2a1, and a nut 66. A shank of the bolt 62 is inserted through the inner plate 61, and a head of the bolt 62 is joined to the inner plate 61. A tube plate 2a including the tube plate hole 2a1 is arranged between the inner plate 61 and the presser plate 64. The nut 66 is screwed to the shank of the bolt 62 protruding from the presser plate 64. Thus, the inner plate 61, the tube plate 2a and the presser plate 64 are fastened.
More Like This:
| WO/2018/114340 | CAST ELEMENT FOR A HEAT EXCHANGER |
Inventors:
NAKATANI OSAMU
ONISHI AKIYOSHI
KAWASAKI KOTARO
ONISHI AKIYOSHI
KAWASAKI KOTARO
Application Number:
JP2014118766A
Publication Date:
December 24, 2015
Filing Date:
June 09, 2014
Export Citation:
Assignee:
JFE CHEMICAL CORP
International Classes:
F28F11/02; F16L55/10
Attorney, Agent or Firm:
Tetsuya Mori
Suzuki Isobe
Hide Tanaka Tetsu
Ichi Hirose
Toru Miyasaka
Suzuki Isobe
Hide Tanaka Tetsu
Ichi Hirose
Toru Miyasaka