JPS5867279U - Heat pump refrigeration equipment - Google Patents
Heat pump refrigeration equipmentInfo
- Publication number
- JPS5867279U JPS5867279U JP16196981U JP16196981U JPS5867279U JP S5867279 U JPS5867279 U JP S5867279U JP 16196981 U JP16196981 U JP 16196981U JP 16196981 U JP16196981 U JP 16196981U JP S5867279 U JPS5867279 U JP S5867279U
- Authority
- JP
- Japan
- Prior art keywords
- heat pump
- refrigeration equipment
- pump refrigeration
- compressor
- capillary tube
- 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
Landscapes
- Air Conditioning Control Device (AREA)
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
第１図は従来のヒートポンプ式冷凍装置の冷凍サイクル
を示す図、第２図は本考案によるヒートポンプ式冷凍装
置の冷凍サイクルを示す図、第３図および第４図は２方
弁の結線を示す図、第５図および第６図は本考案の他の
実施例を示す図、第７図は除霜検出を熱交換器の温度で
行なうようにした場合の説明図である。
１・・・圧縮機、２．３・・・熱交換器、５・・・整流
回路、７・・・膨張弁、８・二・キャピラリチューブ、
２ｏ・・・２方弁。Fig. 1 shows the refrigeration cycle of a conventional heat pump refrigeration system, Fig. 2 shows the refrigeration cycle of the heat pump refrigeration system according to the present invention, and Figs. 3 and 4 show the connections of the two-way valve. 5 and 6 are views showing other embodiments of the present invention, and FIG. 7 is an explanatory view in which defrost detection is performed based on the temperature of the heat exchanger. 1... Compressor, 2.3... Heat exchanger, 5... Rectifier circuit, 7... Expansion valve, 8. 2. Capillary tube,
2o...2-way valve.
Claims (1)
サイクルを構成するとともに、同熱交換器間に４つの一
方弁をブリッジに連結した整流回路を接続し、この整流
回路の対向する接続端間に設けた膨張弁に並列してキャ
ピラリチューブを設けたヒートポンプ式冷凍装置にお（
ζて、上記キャピラリチューブに直列に２方弁を設け、
この２方弁を除霜運転時および圧縮機停止時に開くよう
に設定したことを特徴とするヒートポンプ式冷凍装置。A refrigeration cycle is constructed by connecting a compressor and two heat exchangers via switching valves, and a rectifier circuit in which four one-way valves are connected to a bridge is connected between the heat exchangers. In a heat pump refrigeration system, a capillary tube is installed in parallel with an expansion valve installed between the connecting ends.
ζ, a two-way valve is installed in series with the capillary tube,
A heat pump type refrigeration system characterized in that this two-way valve is set to open during defrosting operation and when the compressor is stopped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16196981U JPS5867279U (en) | 1981-10-30 | 1981-10-30 | Heat pump refrigeration equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16196981U JPS5867279U (en) | 1981-10-30 | 1981-10-30 | Heat pump refrigeration equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5867279U true JPS5867279U (en) | 1983-05-07 |
Family
ID=29954305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16196981U Pending JPS5867279U (en) | 1981-10-30 | 1981-10-30 | Heat pump refrigeration equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5867279U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS47382U (en) * | 1971-01-18 | 1972-08-01 | ||
| JPS5262754A (en) * | 1975-11-19 | 1977-05-24 | Mitsubishi Electric Corp | Heat pump device |
| JPS5530349B2 (en) * | 1976-08-27 | 1980-08-09 |
-
1981
- 1981-10-30 JP JP16196981U patent/JPS5867279U/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS47382U (en) * | 1971-01-18 | 1972-08-01 | ||
| JPS5262754A (en) * | 1975-11-19 | 1977-05-24 | Mitsubishi Electric Corp | Heat pump device |
| JPS5530349B2 (en) * | 1976-08-27 | 1980-08-09 |
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