JPS598078U

JPS598078U - Heat exchanger

Info

Publication number: JPS598078U
Application number: JP10102082U
Authority: JP
Inventors: 満松井
Original assignee: ダイキン工業株式会社
Priority date: 1982-07-02
Filing date: 1982-07-02
Publication date: 1984-01-19

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

[Brief explanation of drawings]

第１図は、従来の熱交換器の部分側面図、第２図は、第
１図の■−■断面図、第３図は、第２図の部分拡大図、
第４図は、本考案の実施例にかかる熱交換器の部分側面
図、第５図は、第４図の■−Ｖ断面図、第６図ａ及びｂ
は第５図の部分拡大図及び第４図のＶＩ−Ｖ１部分拡拡
大面図、第７図は、熱交換器前面風速Ｖ　ａ（ｍ／ｓ）
に対する空気側熱伝達率ａ、（ｋｃａｌ　／　ｒｒｔ　
ｈ　’　Ｃ）の変化を従来例（点線図示）と本実施例（
実線図示）との対比において示したグラフである。１・・・・・・ファン、２・・・・・・伝熱管、３・・
・・・・フィンカラー、４・・・・・・穴、５・・・・
・・部分折曲片。Fig. 1 is a partial side view of a conventional heat exchanger, Fig. 2 is a sectional view taken along the line ■-■ in Fig. 1, and Fig. 3 is a partially enlarged view of Fig. 2.
FIG. 4 is a partial side view of a heat exchanger according to an embodiment of the present invention, FIG. 5 is a sectional view taken along the line ■V in FIG. 4, and FIGS.
are the partially enlarged view of Fig. 5 and the VI-V1 partially enlarged sectional view of Fig. 4, and Fig. 7 is the wind speed V a (m/s) in front of the heat exchanger.
air side heat transfer coefficient a, (kcal/rrt
The changes in h'C) are shown in the conventional example (shown by dotted lines) and this example (shown by dotted lines).
This is a graph shown in comparison with the solid line (shown in the figure). 1...Fan, 2...Heat transfer tube, 3...
...Fin collar, 4...Hole, 5...
・Partially bent piece.

Claims

[Scope of utility model registration request]

In a heat exchanger in which a heat exchanger tube 2 is inserted into a thin plate-like fin 1, a fin collar 3 forming a hole 4 for inserting the heat exchanger tube.
A plurality of partially bent pieces 5, 5, which protrude in the radial direction at the tip.
・A heat exchanger characterized by being integrally provided with.