JPH0285981U - - Google Patents
Info
- Publication number
- JPH0285981U JPH0285981U JP16438588U JP16438588U JPH0285981U JP H0285981 U JPH0285981 U JP H0285981U JP 16438588 U JP16438588 U JP 16438588U JP 16438588 U JP16438588 U JP 16438588U JP H0285981 U JPH0285981 U JP H0285981U
- Authority
- JP
- Japan
- Prior art keywords
- evaporators
- compressor
- refrigerant
- solenoid valves
- evaporator
- 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
- 238000005057 refrigeration Methods 0.000 claims description 3
- 238000010257 thawing Methods 0.000 claims description 3
- 239000003507 refrigerant Substances 0.000 claims 5
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Defrosting Systems (AREA)
Description
第１図は本考案の一実施例の冷凍回路の概略構
成図、第２図は従来の冷凍回路の一例を示す概略
構成図、第３図は従来例の除霜制御と庫内温度の
関係を示す図、第４図は一実施例の除霜制御と庫
内温度の関係を示す図である。
１…圧縮器、２…凝縮器、３…第１の蒸発器、
４…第２の蒸発器、５…第１のキヤピラリチユー
ブ、６…第１の電磁弁、７…第２のキヤピラリチ
ユーブ、８…第２の電磁弁、９…第３のキヤピラ
リチユーブ、１０…第３の電磁弁、１１…第４の
キヤピラリチユーブ、１２…第４の電磁弁、２０
…制御部。
Fig. 1 is a schematic configuration diagram of a refrigeration circuit according to an embodiment of the present invention, Fig. 2 is a schematic configuration diagram showing an example of a conventional refrigeration circuit, and Fig. 3 is the relationship between defrosting control and refrigerator temperature in the conventional example. FIG. 4 is a diagram showing the relationship between defrosting control and refrigerator temperature in one embodiment. 1... Compressor, 2... Condenser, 3... First evaporator,
4... Second evaporator, 5... First capillary tube, 6... First solenoid valve, 7... Second capillary tube, 8... Second solenoid valve, 9... Third capillary tube. , 10...Third solenoid valve, 11...Fourth capillary tube, 12...Fourth solenoid valve, 20
...control section.
Claims (1)
に連結された複数の蒸発器と、 前記複数のキヤピラリチユーブのそれぞれの冷
媒流入口に連結された複数の電磁弁と、 前記複数の蒸発器の冷媒流出側に設けられた圧
縮器と、 前記圧縮器の冷媒流出側と前記複数の電磁弁と
の間に設けられた凝縮器と、 前記複数の蒸発器の中の一の蒸発器の除霜時に
、該一の蒸発器に対応した前記複数の電磁弁を閉
鎖すると共に、前記圧縮器への冷媒流入量が常に
一定になるように他の蒸発器に対応した電磁弁の
開閉を制御する制御部とを備えた ことを特徴とする冷凍回路。[Claims for Utility Model Registration] A plurality of evaporators in which a plurality of capillary tubes are connected in parallel to refrigerant inlets; and a plurality of solenoid valves connected to refrigerant inlets of each of the plurality of capillary tubes. , a compressor provided on the refrigerant outlet side of the plurality of evaporators, a condenser provided between the refrigerant outlet side of the compressor and the plurality of electromagnetic valves, and a compressor provided in the plurality of evaporators. When defrosting one evaporator, the plurality of solenoid valves corresponding to the one evaporator are closed, and the solenoid valves corresponding to the other evaporators are closed so that the amount of refrigerant flowing into the compressor is always constant. A refrigeration circuit characterized by comprising a control section that controls opening and closing of a valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16438588U JPH0285981U (en) | 1988-12-21 | 1988-12-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16438588U JPH0285981U (en) | 1988-12-21 | 1988-12-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0285981U true JPH0285981U (en) | 1990-07-06 |
Family
ID=31449944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16438588U Pending JPH0285981U (en) | 1988-12-21 | 1988-12-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0285981U (en) |
-
1988
- 1988-12-21 JP JP16438588U patent/JPH0285981U/ja active Pending