JPH01160276U

JPH01160276U -

Info

Publication number: JPH01160276U
Application number: JP5587888U
Authority: JP
Priority date: 1988-04-27
Filing date: 1988-04-27
Publication date: 1989-11-07

Description

[Brief explanation of the drawing]

第１図は本考案の第１の実施例の斜視図、第２
図は第１図におけるＡ―Ａ断面図、第３図は第１
図におけるＢ矢視図、第４図は上記実施例の出口
過熱度分布図、第５図は本考案の第２の実施例の
斜視図、第６図は第５図におけるＡ′―Ａ′断面
図、第７図は従来技術の斜視図、第８図および第
９図は従来技術の作用説明図である。１……入口側ヘツダ管、２……多穴偏平管、３
……冷媒流路、４……フイン、５……出口側ヘツ
ダ管、６……流入する冷媒、６′……流出する冷
媒、７……空気、８……過熱ガス域、１０……入
口管、１１……入口側ヘツダ管、１２……連通管
。 Fig. 1 is a perspective view of the first embodiment of the present invention;
The figure is a sectional view taken along line A-A in Figure 1, and Figure 3 is a cross-sectional view of Figure 1.
4 is an outlet superheat degree distribution diagram of the above embodiment, FIG. 5 is a perspective view of the second embodiment of the present invention, and FIG. 6 is a view taken along A'-A' in FIG. 5. A sectional view, FIG. 7 is a perspective view of the prior art, and FIGS. 8 and 9 are explanatory diagrams of the operation of the prior art. 1...Inlet side header pipe, 2...Multi-hole flat pipe, 3
... Refrigerant flow path, 4 ... Fin, 5 ... Outlet side header pipe, 6 ... Inflowing refrigerant, 6' ... Outflowing refrigerant, 7 ... Air, 8 ... Superheated gas region, 10 ... Inlet Pipe, 11... Inlet side header pipe, 12... Communication pipe.

Claims

[Scope of utility model registration request]

A flat tube type in which a flat tube with multiple refrigerant channels inside is formed into a serpentine shape, fins are provided between the outer surfaces of the flat tube, and an inlet header tube and an outlet header tube are attached to both ends of the flat tube. A flat tube type evaporator, characterized in that the inlet side header pipe is made thicker than the inlet pipe connected upstream of the header pipe, and the cross-sectional area ratio thereof is set to 2 or more.