JPS6425676U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の凝縮器を示す概略図、第２図
は第１図の横断面図、第３図は圧力―エンタルピ
特性曲線を示すグラフ、第４図はスリツトルーバ
近傍のフインの拡大図、第５図は冷媒入口側と冷
媒出口側との温度差と伝熱量との関係を示すグラ
フ、第６図は本考案の凝縮器を採用して冷凍サイ
クルの系統図、第７図は出口側伝熱管の配管ピツ
チを狭くした本考案の凝縮器を示す要部概略図、
第８図は本考案の凝縮機の取付状態及び気流状態
を示す概略図、第９図は従来の凝縮器を備えた冷
凍サイクルの系統図、第１０図は従来の凝縮器の
要部概略図である。 図中、１０は凝縮器、１１はフイン、１２は伝
熱管、１５は冷媒入口側、１６は冷媒出口側、１
７は出口側伝熱管、１８は入口側伝熱管、１９は
スリツトルーバである。 Fig. 1 is a schematic diagram showing the condenser of the present invention, Fig. 2 is a cross-sectional view of Fig. 1, Fig. 3 is a graph showing the pressure-enthalpy characteristic curve, and Fig. 4 is an enlarged view of the fins near the slit louver. , Fig. 5 is a graph showing the relationship between the temperature difference between the refrigerant inlet side and the refrigerant outlet side and the amount of heat transfer, Fig. 6 is a system diagram of a refrigeration cycle using the condenser of the present invention, and Fig. 7 is a graph showing the relationship between the temperature difference between the refrigerant inlet side and the refrigerant outlet side and the amount of heat transfer. A schematic diagram of the main parts showing the condenser of the present invention in which the piping pitch of the side heat exchanger tubes is narrowed,
Fig. 8 is a schematic diagram showing the installation state and airflow state of the condenser of the present invention, Fig. 9 is a system diagram of a refrigeration cycle equipped with a conventional condenser, and Fig. 10 is a schematic diagram of the main parts of a conventional condenser. It is. In the figure, 10 is a condenser, 11 is a fin, 12 is a heat exchanger tube, 15 is a refrigerant inlet side, 16 is a refrigerant outlet side, 1
7 is an outlet side heat exchanger tube, 18 is an inlet side heat exchanger tube, and 19 is a slit louver.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 所定の間隔を隔てて平行に設けられた複数枚の
平板状のフインと、これらフインを貫通して設け
られた複数本の連通する伝熱管とからなる凝縮器
において、上記伝熱管の冷媒出口側の管径を冷媒
入口側の管径よりも縮径して形成すると共に、該
小径の出口側伝熱管を空気吸込側に配設し、他方
大径の入口側伝熱管を空気吹出側に配設し、これ
ら小径の伝熱管と大径の伝熱管との間に位置され
たフインに冷媒入口側と冷媒出口側との熱伝達を
抑制するためのスリツトルーバを形成したことを
特徴とする凝縮器。 In a condenser consisting of a plurality of flat fins arranged in parallel at predetermined intervals and a plurality of communicating heat transfer tubes provided through these fins, the refrigerant outlet side of the heat transfer tubes The pipe diameter is made smaller than the pipe diameter on the refrigerant inlet side, and the small diameter outlet heat transfer tube is arranged on the air suction side, and the large diameter inlet heat transfer tube is arranged on the air outlet side. A condenser characterized in that a slit louver for suppressing heat transfer between a refrigerant inlet side and a refrigerant outlet side is formed in the fins located between the small-diameter heat exchanger tube and the large-diameter heat exchanger tube. .