JPS61116975U

JPS61116975U -

Info

Publication number: JPS61116975U
Application number: JP70385U
Authority: JP
Priority date: 1985-01-08
Filing date: 1985-01-08
Publication date: 1986-07-23

Description

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

第１図はこの考案の実施例の冷凍回路図である
。図において、１：圧縮機、２：凝縮器、２Ａ，
２Ｂ：分割凝縮器、３：受液器、４：膨張弁、５
：蒸発器、６Ａ，６Ｂ：フアン、７：第１高圧ス
イツチ、８：第２高圧スイツチ、９：電磁弁、１
１：凝縮圧力調整弁。 FIG. 1 is a refrigeration circuit diagram of an embodiment of this invention. In the figure, 1: compressor, 2: condenser, 2A,
2B: Split condenser, 3: Receiver, 4: Expansion valve, 5
: Evaporator, 6A, 6B: Fan, 7: First high pressure switch, 8: Second high pressure switch, 9: Solenoid valve, 1
1: Condensing pressure regulating valve.

Claims

【実用新案登録請求の範囲】 (1) 圧縮機、フアン付き空冷凝縮器、受液器、
減圧機構、蒸発器等の相互を配管接続して冷凍機
回路を構成した冷凍機において、前記凝縮器を互
いに並列接続された複数基の分割凝縮器で構成し
、かつ各分割凝縮器には第１の高圧スイツチで運
転制御されるフアンを装備するとともに、その一
方の分割凝縮器の入り口側には第２の高圧スイツ
チで開閉制御される電磁弁を介装し、しかも凝縮
器の出口側には凝縮圧力調整弁を接続してなるこ
とを特徴とする冷凍機の凝縮圧力制御回路。 (2) 実用新案登録請求の範囲第１項記載の凝縮
圧力制御回路において、第１高圧スイツチ、第２
高圧スイツチおよび凝縮圧力調整弁の各設定圧力
が、高い方から第１高圧スイツチ、第２高圧スイ
ツチ、凝縮圧力調整弁の順に設定されていること
を特徴とする冷凍機の凝縮圧力制御回路。[Scope of claims for utility model registration] (1) Compressor, air-cooled condenser with fan, liquid receiver,
In a refrigerator in which a pressure reduction mechanism, an evaporator, etc. are connected to each other via piping to form a refrigerator circuit, the condenser is configured with a plurality of divided condensers connected in parallel to each other, and each divided condenser has a plurality of divided condensers. A solenoid valve is installed on the inlet side of one of the divided condensers, the opening and closing of which is controlled by a second high-pressure switch, and a solenoid valve is installed on the outlet side of the condenser. 1. A condensing pressure control circuit for a refrigerator, characterized in that the circuit is connected to a condensing pressure regulating valve. (2) In the condensing pressure control circuit according to claim 1 of the utility model registration claim, a first high pressure switch, a second
A condensing pressure control circuit for a refrigerator, wherein the set pressures of the high pressure switch and the condensing pressure regulating valve are set in the order of the first high pressure switch, the second high pressure switch, and the condensing pressure regulating valve from the highest.