JPS5923063U

JPS5923063U - air conditioner

Info

Publication number: JPS5923063U
Application number: JP11762782U
Authority: JP
Inventors: 治男石川
Original assignee: 株式会社東芝
Priority date: 1982-08-02
Filing date: 1982-08-02
Publication date: 1984-02-13

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来の空気調和機の一例を示す回路図、第２図
は冷房運転開始時の冷媒温度を示すグラフ、第３図は冷
房運転開始時の冷凍能力を示すグラフ、第４図は従来の
空気調和機の他側を示す回路図、第５図は本考案に係る
空気調和機の実施例を示す回路図、第６図は二方弁の開
閉状態を示すグラフである。１・・・圧縮機、２・・・室外側熱交換器、３．４・・
・室内側熱交換器、６．　８．　１０・・・膨張弁、７
，９・・・二方弁、１１．１５・・・開閉装置、１２・
・・センサ、！３・・・マイコン、１４・・・駆動装置
。Fig. 1 is a circuit diagram showing an example of a conventional air conditioner, Fig. 2 is a graph showing the refrigerant temperature at the start of cooling operation, Fig. 3 is a graph showing the refrigerating capacity at the start of cooling operation, and Fig. 4 is a graph showing the refrigerant temperature at the start of cooling operation. FIG. 5 is a circuit diagram showing the other side of the conventional air conditioner, FIG. 5 is a circuit diagram showing an embodiment of the air conditioner according to the present invention, and FIG. 6 is a graph showing the opening and closing states of the two-way valve. 1...Compressor, 2...Outdoor heat exchanger, 3.4...
・Indoor heat exchanger, 6. 8. 10... expansion valve, 7
, 9... Two-way valve, 11.15... Switching device, 12.
...sensor! 3...Microcomputer, 14...Drive device.

Claims

[Scope of utility model registration request]

In an air conditioner in which an expansion valve and a two-way valve are arranged in parallel so that when the two-way valve is opened, refrigerant flows through the two-way valve side, an opening/closing device is provided that repeatedly opens and closes the two-way valve. Air conditioner with special features.