JPH0361259U - - Google Patents
Info
- Publication number
- JPH0361259U JPH0361259U JP12034989U JP12034989U JPH0361259U JP H0361259 U JPH0361259 U JP H0361259U JP 12034989 U JP12034989 U JP 12034989U JP 12034989 U JP12034989 U JP 12034989U JP H0361259 U JPH0361259 U JP H0361259U
- Authority
- JP
- Japan
- Prior art keywords
- oil separator
- air conditioner
- heat exchanger
- check valve
- compressor
- 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 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Description
第１図はこの考案の一実施例による空気調和機
の全体構成図、第２図は同じくこの考案の他の実
施例による空気調和機の全体構成図、第３図は従
来の空気調和機の全体構成図である。
図中、１……圧縮機、２……油分離器、３……
四方弁、４……室外熱交換器、５……減圧装置、
６……室内熱交換器、７……アキユムレータ、８
……流量調整装置、９……返油回路、１０および
１１……逆止弁である。なお、各図中同一符号は
同一または相当部分を示す。
Figure 1 is an overall configuration diagram of an air conditioner according to an embodiment of this invention, Figure 2 is an overall configuration diagram of an air conditioner according to another embodiment of this invention, and Figure 3 is a diagram of a conventional air conditioner. It is an overall configuration diagram. In the figure, 1...compressor, 2...oil separator, 3...
Four-way valve, 4... Outdoor heat exchanger, 5... Pressure reducing device,
6... Indoor heat exchanger, 7... Accumulator, 8
...Flow rate adjustment device, 9...Oil return circuit, 10 and 11...Check valve. Note that the same reference numerals in each figure indicate the same or corresponding parts.
Claims (1)
、減圧装置、室内熱交換およびアキユムレータが
配管接続された冷媒回路と、上記油分離器の底部
より流量調整装置を介して上記圧縮機の吸入配管
に接続された返油回路とを備え、上記油分離器と
上記四方弁を接続する配管途中に逆止弁を設けた
ことを特徴とする空気調和機。 (2) 上記返油回路の途中に逆止弁を設けたこと
を特徴とする請求項１記載の空気調和機。[Scope of Claim for Utility Model Registration] (1) A refrigerant circuit to which the compressor, oil separator, four-way valve, outdoor heat exchanger, pressure reduction device, indoor heat exchanger, and accumulator are connected via piping, and from the bottom of the oil separator. An air conditioner comprising an oil return circuit connected to the suction pipe of the compressor via a flow rate adjustment device, and a check valve provided in the pipe connecting the oil separator and the four-way valve. Machine. (2) The air conditioner according to claim 1, characterized in that a check valve is provided in the middle of the oil return circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12034989U JPH0361259U (en) | 1989-10-12 | 1989-10-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12034989U JPH0361259U (en) | 1989-10-12 | 1989-10-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0361259U true JPH0361259U (en) | 1991-06-17 |
Family
ID=31668427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12034989U Pending JPH0361259U (en) | 1989-10-12 | 1989-10-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0361259U (en) |
-
1989
- 1989-10-12 JP JP12034989U patent/JPH0361259U/ja active Pending
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