JPS6238557U - - Google Patents

Description

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

第１図はこの考案の一実施例による空気調和機
の冷媒回路図、第２図はこの考案の他の実施例の
インジエクシヨン回路図、第３図は従来の空気調
和機の冷媒回路図である。 １……回転式圧縮機、２……凝縮器、３……キ
ヤピラリチユーブ、４……蒸発器、５……四方弁
、６……流量制御用のキヤピラリチユーブ、７…
…インジエクシヨン回路、８……圧力制御弁、９
……電磁弁、１０……逆止弁。なお、図中同一符
号は同一又は相当部分を示す。 Figure 1 is a refrigerant circuit diagram of an air conditioner according to one embodiment of this invention, Figure 2 is an injection circuit diagram of another embodiment of this invention, and Figure 3 is a refrigerant circuit diagram of a conventional air conditioner. . DESCRIPTION OF SYMBOLS 1... Rotary compressor, 2... Condenser, 3... Capillary tube, 4... Evaporator, 5... Four-way valve, 6... Capillary tube for flow rate control, 7...
...Injection circuit, 8...Pressure control valve, 9
...Solenoid valve, 10...Check valve. Note that the same reference numerals in the figures indicate the same or equivalent parts.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 回転式圧縮機、凝縮器、キヤピラリチユーブか
らなる減圧装置および蒸発器を順次接続した冷媒
回路と、上記凝縮器の出口側と回転式圧縮機の密
閉容器を接続しこの密閉容器内に流量を制御した
液冷媒を導入する回路とを備えた空気調和機にお
いて、上記液冷媒を導入する回路に圧力または温
度によつて制御される常閉の弁を設けたことを特
徴とする空気調和機。 A refrigerant circuit is connected in sequence to a pressure reducing device and an evaporator consisting of a rotary compressor, a condenser, and a capillary tube, and a closed container of the rotary compressor is connected to the outlet side of the condenser, and a flow rate is controlled in this closed container. An air conditioner comprising a circuit for introducing a controlled liquid refrigerant, characterized in that the circuit for introducing the liquid refrigerant is provided with a normally closed valve controlled by pressure or temperature.