| 摘要 |
<p>Provided is a heat exchanging system such that a simple shape can be obtained by a simple structure, assembly, disassembly, and partial exchanges are easy, excellent mass productivity, maintainability, storability, and transportability can be obtained, the length can be easily extended, excellent design flexibility and versatility can be obtained, the underground heat can be effectively utilized, and excellent heat-exchanging efficiency can be obtained. A heat exchanger is provided with: (a) an upstream connection body including a heat medium entry portion and a plurality of heat medium outlet portions; (b) a plurality of heat collecting/radiating pipes detachably connected to the heat medium outlet portions for sending a heat medium that flows out of the heat medium outlet portions; (c) a downstream connection body including a heat medium inlet portion into which the heat medium flowing out of the respective heat collecting/radiating pipes flows, and a heat medium exit portion for collectively discharging the heat medium flowing in from the respective heat medium inlet portions; and (d) a return pipe with a terminal portion connected to the heat medium exit portion of the downstream connection body for circulating the heat medium flowing out of the heat medium exit portion.</p> |
