JPS58120466U - Automotive air conditioner - 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図は冷凍サイクル構成図、第２図は従来のコルゲー
トフィン形蒸発器の構成図、第３図はコルゲートフィン
形蒸発器の部分断面図、第４図は従来のコルゲートフィ
ン形蒸発器の出口ヘッダ一部における各パスごとの冷媒
のスーパーヒート特性図、第５図は第６図の中間ヘラグ
ーに入る冷媒の各パルスごとの乾き度特性図、第６図は
本考案の中間ヘッダーを設けたコルゲートフィン形蒸発
器の構成図、第７図は中間ヘッダーより流れ出てゆく冷
媒の各パスごとの乾き度特性図、第８図は本考案の蒸発
器の出口ヘッダ一部における各パスごとの冷媒のスーパ
ーヒート特性図、第９図は中間ヘッダーを２箇所途中に
設けた場合の蒸発器の構成図である。　　　　１ １・・・・・・圧縮機、２・・・・・・凝縮器、３・・
・・・・受液器、４・・・・・・膨張弁、５・・・・・
・蒸発器、６・・・・・・接続配管、７・・・・・・扁
平形チューブ、８・・・・・・入口側ヘッダー、９・・
・・・・出口側ヘッダー、１０・・・・・・コルゲート
フィン、１１・・・・・・フレアナツト、１２・・・・
・・扁平チューブの冷媒通路、１３・・・・・・中間ヘ
ッダー。Figure 1 is a configuration diagram of a refrigeration cycle, Figure 2 is a configuration diagram of a conventional corrugated fin type evaporator, Figure 3 is a partial cross-sectional view of a corrugated fin type evaporator, and Figure 4 is a diagram of a conventional corrugated fin type evaporator. Figure 5 is a superheat characteristic diagram of the refrigerant for each pass in a part of the exit header, Figure 5 is a dryness characteristic diagram for each pulse of the refrigerant entering the intermediate header in Figure 6, and Figure 6 is a diagram showing the characteristics of the refrigerant for each pulse of the intermediate header of the present invention. Fig. 7 is a diagram showing the dryness characteristics of each pass of the refrigerant flowing out from the intermediate header, and Fig. 8 is a diagram showing the dryness characteristics of each pass in the outlet header of the evaporator of the present invention. FIG. 9, which is a superheat characteristic diagram of a refrigerant, is a configuration diagram of an evaporator when two intermediate headers are provided in the middle. 1 1... Compressor, 2... Condenser, 3...
...Liquid receiver, 4...Expansion valve, 5...
・Evaporator, 6... Connection piping, 7... Flat tube, 8... Inlet side header, 9...
... Outlet side header, 10 ... Corrugated fin, 11 ... Flare nut, 12 ...
...Flat tube refrigerant passage, 13...Intermediate header.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 圧縮機と凝縮器と膨張機構と蒸発器などから構成される
自動車用空気調和装置において、前記蒸発器に複数個の
冷媒通路穴を１列に配列して一体成形された扁平形チュ
ーブを用いたコルゲートフィン形蒸発器を用い、その扁
平形チューブの途中に１．箇所または複数箇所に中間ヘ
ッダーを設け、扁平形チューブの各冷媒通路を流れる冷
媒を、この中間ヘッダー内で一旦混合させる事を特徴と
する自動車用空気調和装置。In an automotive air conditioner comprising a compressor, a condenser, an expansion mechanism, an evaporator, etc., the evaporator uses an integrally molded flat tube with a plurality of refrigerant passage holes arranged in a row. Using a corrugated fin type evaporator, 1. An air conditioner for an automobile, characterized in that an intermediate header is provided at one or more locations, and the refrigerant flowing through each refrigerant passage of a flat tube is mixed once within the intermediate header.