JPH03100761U - - Google Patents
Info
- Publication number
- JPH03100761U JPH03100761U JP631290U JP631290U JPH03100761U JP H03100761 U JPH03100761 U JP H03100761U JP 631290 U JP631290 U JP 631290U JP 631290 U JP631290 U JP 631290U JP H03100761 U JPH03100761 U JP H03100761U
- Authority
- JP
- Japan
- Prior art keywords
- refrigerant
- pipe
- compressor
- indoor heat
- condenser
- 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.)
- Pending
Links
- 239000003507 refrigerant Substances 0.000 claims description 16
- 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。
図中、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の電磁弁（第１の制御弁）、
３４……膨張弁（膨張手段）、３５……第２の電
磁弁（第２の制御弁）、３８……第１の流出管、
３９……第２の流出管、４０……第１の冷媒戻り
管路、４１……膨張弁（膨張手段）、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. In the figure, 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 solenoid valve (first control valve),
34... Expansion valve (expansion means), 35... Second electromagnetic valve (second control valve), 38... First outflow pipe,
39... Second outflow pipe, 40... First refrigerant return pipe, 41... Expansion valve (expansion means), 42... Evaporator, 50... Second refrigerant return pipe.
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、 第２の冷媒往き管路の圧縮機寄りに該圧縮機側
から順に凝縮器及び液冷媒ポンプを介在させ、 第１の冷媒往き管路の他端を第２の冷媒往き管
路の圧縮機と凝縮器との間に接続し、第２の冷媒
往き管路の他端を第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共に、 各室内熱交換器の入口側に第１の冷媒往き管路
に連通した第１の流入管と第２の冷媒往き管路に
連通した第２の流入管を夫々接続し、第１の流入
管に第１の制御弁を介在させ、第２の流入管に室
内熱交換器側から順に膨張手段及び第２の制御弁
を介在させ、 また、各室内熱交換器の出口側に二位置切換え
の三方弁の入口を接続し、三方弁の一方の出口を
膨張手段及び蒸発器を順に介在した第１の戻り管
路を介して圧縮機の吸入側に接続し、三方弁の他
方の出口を第２の戻り管路を介して圧縮機の吸入
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 going pipe near the compressor, and the other end of the first refrigerant going pipe is connected to the second refrigerant going pipe. connected between the compressor and the condenser, the other end of the second refrigerant outgoing pipe being connected between the condenser of the second refrigerant outgoing pipe and the liquid refrigerant pump, and each indoor heat exchanger A first inflow pipe communicating with the first refrigerant outflow pipe and a second inflow pipe communicating with the second refrigerant outflow pipe are respectively connected to the inlet side of the inlet, and a first control An expansion means and a second control valve are interposed in the second inflow pipe in order from the indoor heat exchanger side, and an inlet of a two-position three-way valve is provided on the outlet side of each indoor heat exchanger. one outlet of the three-way valve is connected to the suction side of the compressor via a first return line through which an expansion means and an evaporator are interposed in order, and the other outlet of the three-way valve is connected to a second return line. A heat pump type air conditioner characterized by being connected to the suction side of a compressor via a.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP631290U JPH03100761U (en) | 1990-01-26 | 1990-01-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP631290U JPH03100761U (en) | 1990-01-26 | 1990-01-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03100761U true JPH03100761U (en) | 1991-10-21 |
Family
ID=31509989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP631290U Pending JPH03100761U (en) | 1990-01-26 | 1990-01-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03100761U (en) |
-
1990
- 1990-01-26 JP JP631290U patent/JPH03100761U/ja active Pending
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