JPH0220060U - - Google Patents
Info
- Publication number
- JPH0220060U JPH0220060U JP9787288U JP9787288U JPH0220060U JP H0220060 U JPH0220060 U JP H0220060U JP 9787288 U JP9787288 U JP 9787288U JP 9787288 U JP9787288 U JP 9787288U JP H0220060 U JPH0220060 U JP H0220060U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- refrigerant
- compressor
- inflow
- outflow
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000003507 refrigerant Substances 0.000 claims description 19
- 239000007788 liquid Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Description
第１図は本考案の一実施例を示すヒートポンプ
式空調機の回路図、第２図は従来のヒートポンプ
式空調機の回路図である。
１…圧縮機、１０…第１の冷媒往き管路、１２
…凝縮器、１４…液冷媒ポンプ、２０…第２の冷
媒往き管路、３０…室内熱交換器、３１…第１の
流入管、３２…第２の流入管、３３…第１の流出
管、４…第２の流出管、３５…第１の電磁弁（第
１の制御弁）、３６…膨脹弁（膨脹手段）、３７
…第２の電磁弁（第２の制御弁）、４０…第１の
冷媒戻り管路、４１…膨脹弁（膨脹手段）、４２
…蒸発器、５０…第２の冷媒戻り管路。
FIG. 1 is a circuit diagram of a heat pump type air conditioner showing an embodiment of the present invention, and FIG. 2 is a circuit diagram of a conventional heat pump type air conditioner. 1... Compressor, 10... First refrigerant outgoing pipe, 12
...Condenser, 14...Liquid refrigerant pump, 20...Second refrigerant outgoing pipe, 30...Indoor heat exchanger, 31...First inflow pipe, 32...Second inflow pipe, 33...First outflow pipe , 4... second outflow pipe, 35... first solenoid valve (first control valve), 36... expansion valve (expansion means), 37
...Second electromagnetic valve (second control valve), 40...First refrigerant return pipe, 41...Expansion valve (expansion means), 42
...Evaporator, 50...Second refrigerant return line.
Claims (1)
調機において、 第１の冷媒往き管路の一端と第２の冷媒往き管
路の一端を圧縮機の吐出側に夫々接続し、 前記第２の冷媒往き管路の圧縮機寄りに該圧縮
機側から凝縮器及び液冷媒ポンプを順に介在させ
、 前記第１の冷媒往き管路の他端を前記第２の冷
媒往き管路の圧縮機と凝縮器との間に接続し、前
記第２の冷媒往き管路の他端を該第２の冷媒往き
管路の凝縮器と液冷媒ポンプとの間に接続すると
ともに、 各室内熱交換器の入口側に第１・第２の流入管
を、また出口側に第１の流入管に連通した第１の
流出管と第２の流入管に連通した第２の流出管と
を夫々設け、 前記第１の流入管を第１の制御弁を介して前記
第１の冷媒往き管路に接続し、前記第２の流入管
を室内熱交換器側から膨脹手段及び第２の制御弁
を順に介在させて前記第２の冷媒往き管路に接続
し、 また前記第１の流出管を膨脹手段及び蒸発器を
順に介在した第１の冷媒戻り管路を介して前記圧
縮機の吸入側に接続し、前記第２の流出管を第２
の冷媒戻り管路を介して前記圧縮機の吸入側に接
続した ことを特徴とするヒートポンプ式空調機。[Claim for Utility Model Registration] In a heat pump air conditioner equipped with a plurality of indoor heat exchangers, one end of the first refrigerant outgoing pipe and one end of the second refrigerant outgoing pipe are respectively connected to the discharge side of the compressor. a condenser and a liquid refrigerant pump are interposed in order from the compressor side of the second refrigerant outgoing pipe near the compressor, and the other end of the first refrigerant outgoing pipe is connected to the second refrigerant outgoing pipe. connected between the compressor and the condenser of the conduit, the other end of the second refrigerant conduit being connected between the condenser of the second refrigerant conduit and the liquid refrigerant pump; First and second inflow pipes are connected to the inlet side of each indoor heat exchanger, and a first outflow pipe connected to the first inflow pipe and a second outflow pipe connected to the second inflow pipe are connected to the outlet side of each indoor heat exchanger. the first inflow pipe is connected to the first refrigerant outgoing pipe via a first control valve, and the second inflow pipe is connected to the expansion means and the second refrigerant from the indoor heat exchanger side. control valves are interposed in order to connect the second refrigerant outflow pipe, and the first outflow pipe is connected to the compressor through a first refrigerant return pipe through which an expansion means and an evaporator are interposed in order. and connect the second outflow pipe to the suction side of the second outflow pipe.
A heat pump air conditioner, characterized in that the heat pump air conditioner is connected to the suction side of the compressor via a refrigerant return pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9787288U JPH0620053Y2 (en) | 1988-07-26 | 1988-07-26 | Heat pump air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9787288U JPH0620053Y2 (en) | 1988-07-26 | 1988-07-26 | Heat pump air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0220060U true JPH0220060U (en) | 1990-02-09 |
| JPH0620053Y2 JPH0620053Y2 (en) | 1994-05-25 |
Family
ID=31323643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9787288U Expired - Lifetime JPH0620053Y2 (en) | 1988-07-26 | 1988-07-26 | Heat pump air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0620053Y2 (en) |
-
1988
- 1988-07-26 JP JP9787288U patent/JPH0620053Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0620053Y2 (en) | 1994-05-25 |
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