JPS584976U

JPS584976U - air conditioner

Info

Publication number: JPS584976U
Application number: JP9826381U
Authority: JP
Inventors: 伊佐治　晃; 河村　裕章
Original assignee: ゼネラル・エアコン株式会社
Priority date: 1981-06-30
Filing date: 1981-06-30
Publication date: 1983-01-13

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

Description

[Brief explanation of the drawing]

第１図は本考案空気調和機の冷媒回路図、第２図は同回
路中に設けだ液溜容器の略縦断側面図、第３図は本考案
の第２実施例を示す冷媒回路図、第４図は同第３実施例
の回路図、第５図は同第４実施例の回路図、第６図は同
第５実施例の回路図である。１・・・・・・圧縮機、２・・・・・・四方弁、３・・
・・・・室外熱交換器、４・・・・・・減圧装置、５・
・・・・・室内熱交換器、６・・・・・・アキュームレ
ータ、１０・・・・・・液溜容器、１１ａ、　１　ｌｂ
、　Ｉ　ＩＣ，１１ｄ−−−−−−第１、第２、第３、
第４冷媒導管部、１２・・・・・・連絡管、１３・・・
・・・ガイバイパス管、１４ａ・・・・・・開閉弁。Fig. 1 is a refrigerant circuit diagram of an air conditioner of the present invention, Fig. 2 is a schematic longitudinal sectional side view of a liquid reservoir provided in the circuit, and Fig. 3 is a refrigerant circuit diagram showing a second embodiment of the present invention. FIG. 4 is a circuit diagram of the third embodiment, FIG. 5 is a circuit diagram of the fourth embodiment, and FIG. 6 is a circuit diagram of the fifth embodiment. 1... Compressor, 2... Four-way valve, 3...
... Outdoor heat exchanger, 4... Pressure reduction device, 5.
...Indoor heat exchanger, 6...Accumulator, 10...Liquid storage container, 11a, 1 lb
, I IC, 11d----first, second, third,
Fourth refrigerant conduit section, 12... Connection pipe, 13...
...Guy bypass pipe, 14a...Opening/closing valve.

Claims

[Scope of utility model registration request]

(1) In a variable capacity heat pump air conditioner using a capillary as a pressure reducing device, a compressor 1, a four-way valve 2, an outdoor heat exchanger 3, a pressure reducing device 4, an indoor heat exchanger 5, an accumulator 6, a 1st to fourth refrigerant conduit sections 11a,
1 lb, I IC. 11d, and during cooling operation, compressor 1 - four-way valve 2 - first refrigerant conduit section 11a - outdoor heat exchanger 3 - second refrigerant conduit section 11b - pressure reducing device 4 - third refrigerant conduit section 11C - indoor heat exchanger 5 - four-way valve 2 - fourth refrigerant conduit section 1id - accumulator 6 - constitutes a refrigeration cycle like compressor 1, and during heating operation compressor 1 - four-way valve 2 - indoor heat exchanger 5 - third refrigerant conduit section 11C - Pressure reducing device 4 - Second refrigerant conduit section 11
b - Outdoor heat exchanger 3 - First refrigerant conduit section 11a - Four-way valve 2
- The fourth refrigerant conduit part 1id - The accumulator 6 - The refrigeration cycle is configured like the compressor 1, and the first
A liquid storage container 10 is attached to the freezing conduit section 11a so as to be able to exchange heat with the conduit section 11a, and a communication pipe 12 is provided to communicate the second refrigerant conduit section 11b and the liquid storage container 10. Alternatively, an air conditioner characterized in that a circuit is provided for introducing liquid refrigerant into the compressor 1 from the third refrigerant conduit portions 11b and 11C.

(2) As the compressor 1, a gas bypass type variable capacity compressor is used, the gas bypass pipe 13 of the compressor is connected to the fourth refrigerant conduit section 11d, and the on-off valve 14a is installed in the middle part of the gas bypass pipe 13. 7. The air conditioner according to claim 1, wherein the air conditioner is characterized in that liquid refrigerant is introduced into the compressor 1 when at least the on-off valve 14a is closed.