REFRIGERANT RECOVERY DEVICE, RECOVERY DEVICE WITH REFRIGERANT RECOVERY CONTAINER AND REFRIGERANT RECOVERY METHOD

To inhibit a refrigerant recovery device (30) from being stopped due to pressure rise of a refrigerant during recovery of the refrigerant.SOLUTION: A refrigerant recovery device (30) connected between a refrigerant recovered device (20) and a refrigerant recovery container (100) includes: a compress...

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1. Verfasser: DOMYO NOBUO
Format: Patent
Sprache:eng ; jpn
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Zusammenfassung:To inhibit a refrigerant recovery device (30) from being stopped due to pressure rise of a refrigerant during recovery of the refrigerant.SOLUTION: A refrigerant recovery device (30) connected between a refrigerant recovered device (20) and a refrigerant recovery container (100) includes: a compressor (31) for sucking a refrigerant from a refrigerant circuit (21) of the refrigerant recovered device (20) and compressing the refrigerant; a condenser (32) for condensing the refrigerant discharged from the compressor (31) and sending out the refrigerant to the refrigerant recovery container (100); an expansion valve connected to the refrigerant recovery container (100) and having a liquid refrigerant flowing therein; and an evaporator (34) connected between the expansion valve and a suction side of the compressor (31).SELECTED DRAWING: Figure 1 【課題】冷媒回収時の冷媒の圧力上昇により冷媒回収装置(30)が停止するのを抑制する。【解決手段】冷媒被回収機(20)と冷媒回収容器(100)との間に接続される冷媒回収装置(30)において、冷媒被回収機(20)の冷媒回路(21)から冷媒を吸入して圧縮する圧縮機(31)と、圧縮機(31)から吐出された冷媒を凝縮して冷媒回収容器(100)へ送り出す凝縮器(32)とに加えて、冷媒回収容器(100)に接続されて液冷媒が流通する膨張弁と、膨張弁と圧縮機(31)の吸入側との間に接続された蒸発器(34)とを設ける。【選択図】図1