JPH02128076U - - Google Patents
Info
- Publication number
- JPH02128076U JPH02128076U JP3429089U JP3429089U JPH02128076U JP H02128076 U JPH02128076 U JP H02128076U JP 3429089 U JP3429089 U JP 3429089U JP 3429089 U JP3429089 U JP 3429089U JP H02128076 U JPH02128076 U JP H02128076U
- Authority
- JP
- Japan
- Prior art keywords
- condenser
- pressure
- detection device
- refrigeration circuit
- dryer
- 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 8
- 238000001514 detection method Methods 0.000 claims 4
- 239000003507 refrigerant Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Devices That Are Associated With Refrigeration Equipment (AREA)
Description
第１図は本考案の一実施例に係る冷凍回路の一
部を示す回路図、第２図は第１図の冷凍回路の電
気回路図、第３図は第１図に示す圧力スイツチの
動作を示すグラフ、第４図は第１図の冷凍回路の
動作を示すタイムチヤート、第５図は従来の自動
販売機の冷凍回路図、第６図は第５図の冷凍回路
の電気回路図、第７図は第５図の冷凍回路のタイ
ムチヤートである。
１１……圧縮機、１２……凝縮器、１３……ド
ライヤー、１４……膨脹装置、１５……蒸発器、
１６……庫内温度調節器、１７……圧力スイツチ
。
Fig. 1 is a circuit diagram showing a part of a refrigeration circuit according to an embodiment of the present invention, Fig. 2 is an electric circuit diagram of the refrigeration circuit shown in Fig. 1, and Fig. 3 is an operation of the pressure switch shown in Fig. 1. FIG. 4 is a time chart showing the operation of the refrigeration circuit in FIG. 1, FIG. 5 is a refrigeration circuit diagram of a conventional vending machine, and FIG. 6 is an electric circuit diagram of the refrigeration circuit in FIG. 5. FIG. 7 is a time chart of the refrigeration circuit shown in FIG. 11... Compressor, 12... Condenser, 13... Dryer, 14... Expansion device, 15... Evaporator,
16...Inner temperature regulator, 17...Pressure switch.
Claims (1)
膨脹装置を備えた冷凍回路において、圧縮器、凝
縮器、ドライヤー、及び、膨脹装置をつなぐ高圧
配管の一ケ所に、冷媒の圧力及び温度のうち少な
くとも一方を検出する状態検出装置を設け、該状
態検出装置の検出信号に基づいて凝縮器のフアン
の回転数を制御するようにしたことを特徴とする
自動販売機の冷凍回路。 evaporator, compressor, condenser, dryer, and
In a refrigeration circuit equipped with an expansion device, a state detection device for detecting at least one of the pressure and temperature of the refrigerant is provided at one point in the high-pressure piping connecting the compressor, condenser, dryer, and expansion device, and the condition detection device detects at least one of the pressure and temperature of the refrigerant. A refrigeration circuit for a vending machine, characterized in that the rotation speed of a condenser fan is controlled based on a detection signal from a detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3429089U JPH02128076U (en) | 1989-03-28 | 1989-03-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3429089U JPH02128076U (en) | 1989-03-28 | 1989-03-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02128076U true JPH02128076U (en) | 1990-10-22 |
Family
ID=31538631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3429089U Pending JPH02128076U (en) | 1989-03-28 | 1989-03-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02128076U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63238382A (en) * | 1987-03-23 | 1988-10-04 | 松下冷機株式会社 | Cooling device for automatic vending machine |
-
1989
- 1989-03-28 JP JP3429089U patent/JPH02128076U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63238382A (en) * | 1987-03-23 | 1988-10-04 | 松下冷機株式会社 | Cooling device for automatic vending machine |