JPS58189478U - 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) [Summary] 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 drawings]

第１図はヒートポンプ利用の給湯冷暖房装置の配管系統
図、第２図は熱交換器の縦断正面図、第３図は水と排気
ガスとの流れ線図、第４図、第５図は夫々別の実施例を
示し、第４図は要部の一部切欠正面図、第５図は縦断正
面図、第６図乃至第８図は夫々別の水と排気ガスとの流
れ線図、第９図は比較例の熱交換器を示す縦断正面図で
ある。 １８・・・・・・容器本体、２１・・・・・・加熱流体
通路、２６・・・・・・管群、２９・・・・・・機構。Figure 1 is a piping system diagram of a hot water heating and cooling system using a heat pump, Figure 2 is a vertical cross-sectional front view of a heat exchanger, Figure 3 is a flow diagram of water and exhaust gas, and Figures 4 and 5 are respectively Another embodiment is shown, in which Fig. 4 is a partially cutaway front view of the main part, Fig. 5 is a longitudinal sectional front view, Figs. FIG. 9 is a longitudinal sectional front view showing a heat exchanger of a comparative example. 18... Container body, 21... Heated fluid passage, 26... Tube group, 29... Mechanism.

Claims (1)

【実用新案登録請求の範囲】 ■　容器本体１８内に加熱流体を定められた方向に流動
させる通路２１を形成し、この加熱流体通路２１内に、
被加熱流体を流動させ乍らこの被加熱流体を前記加熱流
体との間接熱交換によって加熱昇温する管群２６を挿設
しである熱交換器において、前記管群２６軸線方向での
加熱流体の有効熱交換距離を変更する機構２９を設けで
あることを特徴とする熱交換器。 ■　前記機構２９が有効熱交換距離を有段階に変更する
ものである実用新案登録請求の範囲第０項に記載の熱交
換器。 ■　前記機構２９が有効熱交換距離を無段階に変更する
ものである実用新案登録請求の範囲第０項に記載の熱交
換機。 ■　前記の加熱流体がエンジン排気ガスであり、かつ、
前記の被加熱流体が水である実用新案登録請求の範囲第
０項乃至第０項の何れかに記載の熱交換器。[Claims for Utility Model Registration] ■ A passage 21 is formed in the container body 18 to allow the heated fluid to flow in a predetermined direction, and within this heated fluid passage 21,
In a heat exchanger in which a group of tubes 26 are inserted to flow a fluid to be heated and heat the fluid to be heated by indirect heat exchange with the heating fluid, the heating fluid in the axial direction of the group of tubes 26 is inserted. A heat exchanger characterized in that it is provided with a mechanism 29 for changing the effective heat exchange distance of the heat exchanger. (2) The heat exchanger according to claim 0, wherein the mechanism 29 changes the effective heat exchange distance in stages. (2) The heat exchanger according to claim 0, wherein the mechanism 29 changes the effective heat exchange distance steplessly. ■ The heated fluid is engine exhaust gas, and
The heat exchanger according to any one of claims 0 to 0, wherein the fluid to be heated is water.