JPS5891668U

JPS5891668U - heat pump

Info

Publication number: JPS5891668U
Application number: JP18648181U
Authority: JP
Inventors: 圭一中村
Original assignee: Fujitsu General Ltd
Current assignee: Fujitsu General Ltd
Priority date: 1981-12-15
Filing date: 1981-12-15
Publication date: 1983-06-21

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図は本考案のヒートポンプに用いられる圧縮機の断
面図、第２図は本考案によるヒートポンプの一実施例を
示す冷媒回路図、第３図はインジェクション方式を採ら
ない冷媒回路の冷媒の状態変化を示す特性図、第４図は
インジェクション方式を採る冷媒回路の冷媒の状態変化
を示す特性図である。１・・・・・・第１圧縮機、２・・・・・・主シリンダ
、３・・・・・・内室、４・・・・・・第１吸入孔、５
・・・・・・第１吐出孔、８・・・・・・ロータ、１０
・・・・・・スライドベーン、１１・・・・・・第２圧
縮機、１２・・・・・・ピストン、１３・・・・・・補
助シリンダ、１６・・・・・・第２吸入孔、１７・・・
・・・第２吐出孔、２４・・・・・・コイルばね、２２
．２３・・・・・・フレーム板、２４・・・・・・高圧
室、２５・・・・・・噴射孔、２６・・・・・・低圧室
、２７・・・・・・凝縮器、２８・・・・・・減圧器、
２９・・・・・・蒸発器、３０・・・・・・第２減圧器
。Figure 1 is a sectional view of the compressor used in the heat pump of the present invention, Figure 2 is a refrigerant circuit diagram showing an embodiment of the heat pump of the present invention, and Figure 3 is the state of refrigerant in a refrigerant circuit that does not use an injection method. FIG. 4 is a characteristic diagram showing changes in the state of refrigerant in a refrigerant circuit employing an injection method. 1...First compressor, 2...Main cylinder, 3...Inner chamber, 4...First suction hole, 5
......First discharge hole, 8...Rotor, 10
...Slide vane, 11...Second compressor, 12...Piston, 13...Auxiliary cylinder, 16...Second suction Hole, 17...
...Second discharge hole, 24...Coil spring, 22
．． 23... Frame plate, 24... High pressure chamber, 25... Injection hole, 26... Low pressure chamber, 27... Condenser, 28... pressure reducer,
29...Evaporator, 30...Second pressure reducer.

Claims

[Scope of utility model registration request]

A condenser, a pressure reducer, and an evaporator are sequentially connected from the first discharge hole of the compressor to the first suction hole of the compressor to form a refrigeration cycle, and the outer periphery of a rotor that rotates within the main cylinder of the compressor. One end of a slide vane that can move forward and backward is in contact with the surface, and the slide vane partitions the inside of the main cylinder into a low pressure chamber and a high pressure chamber, and a piston is connected to the other end of the slide vane, and the piston is connected to the other end of the slide vane. is slidably provided in the auxiliary cylinder, a second suction hole and a second discharge hole for the refrigerant are provided on the piston pressure receiving surface side of the auxiliary cylinder, and a second suction hole and a second discharge hole are provided for the refrigerant on the output side of the condenser and the second suction hole of the auxiliary cylinder. A heat pump characterized in that the second discharge hole of the auxiliary cylinder is connected to an injection hole provided in communication with a high pressure chamber in the main cylinder.