US 11,656,039 B2
Tubular heat exchanger and packaging method of tubular heat exchanger
Jian-Xun Ren, Beijing (CN); and Jun-Hong Hao, Beijing (CN)
Assigned to Tsinghua University, Beijing (CN); and HON HAI PRECISION INDUSTRY CO., LTD., New Taipei (TW)
Filed by Tsinghua University, Beijing (CN); and HON HAI PRECISION INDUSTRY CO., LTD., New Taipei (TW)
Filed on Sep. 30, 2021, as Appl. No. 17/490,089.
Claims priority of application No. 202011493212.X (CN), filed on Dec. 16, 2020.
Prior Publication US 2022/0187032 A1, Jun. 16, 2022
Int. Cl. F28F 9/02 (2006.01); B23P 15/26 (2006.01); F28F 9/10 (2006.01)
CPC F28F 9/0224 (2013.01) [F28F 9/10 (2013.01); B23P 15/26 (2013.01); F28F 2230/00 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A packaging method of a tubular heat exchanger, comprising:
S1, arranging an upper tube plate box, a lower tube plate box, and a plurality of heat exchange tubes, wherein each of the upper tube plate box and the lower tube plate box defines a plurality of openings, and the plurality of heat exchange tubes extends through the plurality of openings;
S2, filling the upper tube plate box and the lower tube plate box with a liquid sealing rubber, wherein the liquid sealing rubber is filled in a gap between the plurality of heat exchange tubes and the upper tube plate box, and a gap between the plurality of heat exchange tubes and the lower tube plate box; and curing the liquid sealing rubber, so that the plurality of heat exchange tubes is fixed in the upper tube plate box and the lower tube plate box; and
S3, installing a pressure bolt on the upper tube plate box and the lower tube plate box to apply and adjust a sealing pressure.