摘要 |
PROBLEM TO BE SOLVED: To provide an assembling-type plate-shaped heat exchanger.SOLUTION: An assembling-type plate-shaped heat exchanger includes: a core in which a second flow passage is formed between pairs by assembling a plurality of the pairs in each of which a first flow passage is formed by connecting a pair of heat transfer boards; a plurality of support beams which are arranged at corners of the core; a plate-shaped core spring which is gripped between the core and the support beams, and bent into a "U"-shape; a pair of casings which are fastened to both ends of the support beams; and enamel layers which are formed at external faces of the core, the support beams, the core spring and the casings. |