JPS6291168U - - Google Patents
Info
- Publication number
- JPS6291168U JPS6291168U JP18338185U JP18338185U JPS6291168U JP S6291168 U JPS6291168 U JP S6291168U JP 18338185 U JP18338185 U JP 18338185U JP 18338185 U JP18338185 U JP 18338185U JP S6291168 U JPS6291168 U JP S6291168U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- heat exchanger
- gas
- pipes
- gas pipe
- 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
- 239000007788 liquid Substances 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
Landscapes
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Description
第１図はこの考案の空気調和機の一実施例を示
す冷媒回路図、第２図はその運転状態を説明する
ためのフローチヤート図、第３図は従来例の冷媒
回路図である。
１……室外熱交換器、２……室内熱交換器、３
……液管、４……暖房用膨張弁、５……冷房用膨
張弁、６……第１ガス管、７……第２ガス管、８
……四路切換弁、９……圧縮機、１０……吐出配
管、１１……吸込配管、１２……油分離器、１４
……油戻し口、１５……配管、１７，１８……分
岐配管、１９，２０……逆止弁。
FIG. 1 is a refrigerant circuit diagram showing an embodiment of the air conditioner of this invention, FIG. 2 is a flowchart for explaining its operating state, and FIG. 3 is a refrigerant circuit diagram of a conventional example. 1...Outdoor heat exchanger, 2...Indoor heat exchanger, 3
... Liquid pipe, 4 ... Expansion valve for heating, 5 ... Expansion valve for cooling, 6 ... First gas pipe, 7 ... Second gas pipe, 8
... Four-way switching valve, 9 ... Compressor, 10 ... Discharge pipe, 11 ... Suction pipe, 12 ... Oil separator, 14
...Oil return port, 15...Piping, 17, 18...Branch piping, 19,20...Check valve.
Claims (1)
換器１を、また第２ガス管７を介して室内熱交換
器２をそれぞれ接続し、上記室外熱交換器１と室
内熱交換器２との間には液管３にて接続すると共
に、この液管３には膨張機構４を介設し、一方上
記四路切換弁８には圧縮機９の吐出配管１０と吸
込配管１１とをそれぞれ接続し、さらに上記圧縮
機９の吐出配管１０には油分離器１２を介設し、
この油分離器１２の油戻し口１４を上記第１ガス
管６と第２ガス管７とに配管１７，１８を介して
接続し、上記各配管１７，１８には、上記油戻り
口１４から各ガス管６，７方向への流体の流れを
許容する逆止弁１９，２０を介設したことを特徴
とする空気調和機。 The outdoor heat exchanger 1 is connected to the four-way switching valve 8 via the first gas pipe 6, and the indoor heat exchanger 2 is connected via the second gas pipe 7, so that the outdoor heat exchanger 1 and the indoor heat exchanger are connected. A liquid pipe 3 is connected to the liquid pipe 3, and an expansion mechanism 4 is interposed in the liquid pipe 3, while a discharge pipe 10 and a suction pipe 11 of the compressor 9 are connected to the four-way switching valve 8. and an oil separator 12 is interposed in the discharge pipe 10 of the compressor 9,
The oil return port 14 of this oil separator 12 is connected to the first gas pipe 6 and the second gas pipe 7 via pipes 17 and 18, and the oil return port 14 is connected to each of the pipes 17 and 18. An air conditioner characterized in that check valves 19 and 20 are provided to allow fluid to flow in the directions of the gas pipes 6 and 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18338185U JPH0322699Y2 (en) | 1985-11-27 | 1985-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18338185U JPH0322699Y2 (en) | 1985-11-27 | 1985-11-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6291168U true JPS6291168U (en) | 1987-06-11 |
| JPH0322699Y2 JPH0322699Y2 (en) | 1991-05-17 |
Family
ID=31130064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18338185U Expired JPH0322699Y2 (en) | 1985-11-27 | 1985-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0322699Y2 (en) |
-
1985
- 1985-11-27 JP JP18338185U patent/JPH0322699Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0322699Y2 (en) | 1991-05-17 |