JPS5815896U - Heat exchanger - Google Patents

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来の高温排ガスの通路に配置される熱交換管
の一例の縦断面図、第２図は本考案の一実施例の熱交換
管の縦断面図、第３図は第２図の熱交換管の熱伝導図、
第４図は本考案のエコノマイザ−としての実施例の正面
図、第５図は第４図のＡ−Ａ断面図である。 図において、１・・・外管、２・・・内管、３・・・断
熱材、４・・・腐食性成分を含む高温排ガス、５・・・
被加熱流体、６・・・熱交換管、７・・・管寄、８・・
・被加熱流体入口、９・・・被加熱流体出口、１０・・
・ダクト、１０１・・・熱交換管、１０２・・・高温排
ガス、１０３・・・被加熱流体。FIG. 1 is a vertical cross-sectional view of an example of a conventional heat exchange tube placed in a high-temperature exhaust gas passage, FIG. 2 is a vertical cross-sectional view of a heat exchange tube according to an embodiment of the present invention, and FIG. Thermal conduction diagram of the heat exchange tube,
FIG. 4 is a front view of an embodiment of the economizer of the present invention, and FIG. 5 is a sectional view taken along the line AA in FIG. 4. In the figure, 1...outer pipe, 2...inner pipe, 3...insulation material, 4...high temperature exhaust gas containing corrosive components, 5...
Fluid to be heated, 6... Heat exchange tube, 7... Header, 8...
・Heated fluid inlet, 9... Heated fluid outlet, 10...
- Duct, 101... Heat exchange pipe, 102... High temperature exhaust gas, 103... Fluid to be heated.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 腐食性成分を含む高温排ガスの通路に設置される熱交換
管を主体とする熱交換器において、該熱交換管を外管と
内管とよりなる二重管構造とし、該夕；管と該内管との
間に断熱材を充填せしめたことを特徴とする熱交換器。In a heat exchanger mainly consisting of a heat exchange tube installed in the path of high-temperature exhaust gas containing corrosive components, the heat exchange tube has a double tube structure consisting of an outer tube and an inner tube. A heat exchanger characterized in that a heat insulating material is filled between the inner tube and the inner tube.