JPS5987591U - heat exchanger tubes - 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図は従来のカーエアコン用熱交換器の側面図、第２
図Ａは第１図における冷媒管とユニオン側との接続部の
斜視図、第２図Ｂはユニオンの鍔板の正面図、第２図Ｃ
は同図Ｂ中のＡ−Ａ矢視断面図、第３図Ａは冷媒管とユ
ニオン側との接続部の他の例を示す斜視図、第３図Ｂは
ユニオンの鍔板の正面図、第３図Ｃは同図Ｂ中のＢ−Ｂ
矢視断面図、第４図は第２図Ａに示した接続部の接続例
を示す斜視図、第５図Ａ、　Ｂは本考案に係る熱交換器
管の一実施例の異なる個所の断面図、第６図は第５図Ｂ
の一部の拡大図である。 図面中、３はユニオン、７は鍔板、１２は熱交換器管、
１３は芯材、１４はろう材、１５は円管、１５′は角丸
管、１５″は角管である。Figure 1 is a side view of a conventional car air conditioner heat exchanger, Figure 2
Figure A is a perspective view of the connection between the refrigerant pipe and the union side in Figure 1, Figure 2 B is a front view of the union collar plate, Figure 2 C
is a sectional view taken along the line A-A in Figure B, Figure 3A is a perspective view showing another example of the connection between the refrigerant pipe and the union side, Figure 3B is a front view of the union collar plate, Figure 3C is B-B in Figure B.
4 is a perspective view showing an example of the connection shown in FIG. 2A, and FIGS. 5A and 5B are cross-sections of different parts of an embodiment of the heat exchanger tube according to the present invention. Figure 6 is Figure 5B
It is an enlarged view of a part of. In the drawing, 3 is a union, 7 is a collar plate, 12 is a heat exchanger tube,
13 is a core material, 14 is a brazing material, 15 is a circular tube, 15' is a round tube, and 15'' is a square tube.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 少なくとも端部の外周面にろう材がクラッドされた円管
を複数本並設して管群を構成すると共に、当該管群の端
部を隣合う管同士が密接し且つその外形が長方形若しく
は両端に丸味を有する長方形となるように変形したこと
を特徴とする熱交換器管。A group of tubes is constructed by arranging a plurality of circular tubes whose outer peripheral surfaces at least at the ends are clad with brazing material, and the tubes at the ends of the tube group are in close contact with each other and have a rectangular outer shape or a rectangular shape at both ends. A heat exchanger tube characterized by being deformed into a rectangular shape with roundness.