JPS62149761U - - Google Patents
Info
- Publication number
- JPS62149761U JPS62149761U JP1986038170U JP3817086U JPS62149761U JP S62149761 U JPS62149761 U JP S62149761U JP 1986038170 U JP1986038170 U JP 1986038170U JP 3817086 U JP3817086 U JP 3817086U JP S62149761 U JPS62149761 U JP S62149761U
- Authority
- JP
- Japan
- Prior art keywords
- evaporator
- refrigerant
- refrigerant pipe
- condenser
- expansion valve
- 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 15
- 238000001816 cooling Methods 0.000 claims description 3
- 238000010257 thawing Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
- 238000011084 recovery Methods 0.000 description 1
Landscapes
- Defrosting Systems (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Description
第１図乃至第５図ａ，ｂ，ｃは本考案の一実施
例を示すもので、第１図はオープンシヨーケース
を示す断面図、第２図はオープンシヨーケースの
冷媒回路図、第３図はオープンシヨーケースの電
気回路図、第４図はコントローラの制御を示すタ
イムチヤート、第５図ａは同時冷却モードを示す
冷媒回路図、第５図ｂは片側除霜モードを示す冷
媒回路図、第５図ｃは冷媒回収モードを示す冷媒
回路図、第６図は従来の同時冷却モード及び片側
除霜モードを示す冷媒回路図である。
図中、１……圧縮機、２……凝縮器、３ａ，３
ｂ……蒸発器、５ａ……第１の膨張弁、５ｂ……
第２の膨張弁、１０……ケース本体、１１……冷
気循環路、１５……ダンパ。
Figures 1 to 5 a, b, and c show one embodiment of the present invention, in which Figure 1 is a sectional view showing an open shower case, Figure 2 is a refrigerant circuit diagram of the open shower case, and Figure 3 is a refrigerant circuit diagram of the open shower case. Figure 4 is an electrical circuit diagram of the open shower case, Figure 4 is a time chart showing controller control, Figure 5 a is a refrigerant circuit diagram showing simultaneous cooling mode, and Figure 5 b is a refrigerant circuit diagram showing one-sided defrosting mode. , FIG. 5c is a refrigerant circuit diagram showing the refrigerant recovery mode, and FIG. 6 is a refrigerant circuit diagram showing the conventional simultaneous cooling mode and one-sided defrosting mode. In the figure, 1... Compressor, 2... Condenser, 3a, 3
b... Evaporator, 5a... First expansion valve, 5b...
Second expansion valve, 10... Case body, 11... Cold air circulation path, 15... Damper.
Claims (1)
上下に延びる冷媒管を有する２台の蒸発器と、該
各蒸発器内を流通する空気の循環を規制するダン
パと、圧縮機、凝縮器、第１及び第２の膨張弁及
び該各蒸発器を有するとともに、該一方の蒸発器
を除霜し且該他方の蒸発器を冷却する片側除霜モ
ードを有する冷媒回路とを備えた冷却ケースにお
いて、前記各蒸発器の前記各冷媒管の下端は前記
凝縮器の吐出側に接続するとともに、該一方の蒸
発器の該冷媒管の上端は第２の膨張弁を介して該
他方の蒸発器の該冷媒管の上端に、該他方の蒸発
器の該冷媒管の上端は第１の膨張弁を介して該一
方の蒸発器の該冷媒管の上端にそれぞれ接続した
ことを特徴とする冷却ケース。 In addition to being placed in the cold air circulation path of the case body,
Two evaporators having refrigerant pipes extending vertically, a damper regulating circulation of air flowing through each evaporator, a compressor, a condenser, first and second expansion valves, and each evaporator. and a refrigerant circuit having a one-sided defrosting mode that defrosts one evaporator and cools the other evaporator, the lower end of each refrigerant pipe of each evaporator is The upper end of the refrigerant pipe of the one evaporator is connected to the discharge side of the condenser, and the upper end of the refrigerant pipe of the one evaporator is connected to the upper end of the refrigerant pipe of the other evaporator via a second expansion valve. A cooling case characterized in that the upper ends of the refrigerant pipes are respectively connected to the upper ends of the refrigerant pipes of the one evaporator via a first expansion valve.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986038170U JPH0517577Y2 (en) | 1986-03-15 | 1986-03-15 | |
| KR1019870002363A KR960002563B1 (en) | 1986-03-15 | 1987-03-14 | Refrigerated display cabinet |
| US07/026,256 US4741171A (en) | 1986-03-15 | 1987-03-16 | Refrigerated display cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986038170U JPH0517577Y2 (en) | 1986-03-15 | 1986-03-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62149761U true JPS62149761U (en) | 1987-09-22 |
| JPH0517577Y2 JPH0517577Y2 (en) | 1993-05-11 |
Family
ID=30850162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986038170U Expired - Lifetime JPH0517577Y2 (en) | 1986-03-15 | 1986-03-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0517577Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015083392A1 (en) * | 2013-12-04 | 2015-06-11 | 三菱電機株式会社 | Heat pump device |
| WO2017145762A1 (en) * | 2016-02-23 | 2017-08-31 | 三菱電機株式会社 | Heat pump device and air conditioner |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5981459A (en) * | 1982-10-29 | 1984-05-11 | 大和冷機工業株式会社 | Refrigerator having defrosting function |
| JPS60151075U (en) * | 1984-03-19 | 1985-10-07 | 三菱電機株式会社 | Frozen and refrigerated open case |
-
1986
- 1986-03-15 JP JP1986038170U patent/JPH0517577Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5981459A (en) * | 1982-10-29 | 1984-05-11 | 大和冷機工業株式会社 | Refrigerator having defrosting function |
| JPS60151075U (en) * | 1984-03-19 | 1985-10-07 | 三菱電機株式会社 | Frozen and refrigerated open case |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015083392A1 (en) * | 2013-12-04 | 2015-06-11 | 三菱電機株式会社 | Heat pump device |
| WO2017145762A1 (en) * | 2016-02-23 | 2017-08-31 | 三菱電機株式会社 | Heat pump device and air conditioner |
| JPWO2017145762A1 (en) * | 2016-02-23 | 2018-09-06 | 三菱電機株式会社 | Heat pump device and air conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0517577Y2 (en) | 1993-05-11 |