JPS5820185U - Anti-condensation heater control device for freezing and refrigerating cases - Google Patents
Anti-condensation heater control device for freezing and refrigerating casesInfo
- Publication number
- JPS5820185U JPS5820185U JP11315181U JP11315181U JPS5820185U JP S5820185 U JPS5820185 U JP S5820185U JP 11315181 U JP11315181 U JP 11315181U JP 11315181 U JP11315181 U JP 11315181U JP S5820185 U JPS5820185 U JP S5820185U
- Authority
- JP
- Japan
- Prior art keywords
- control device
- freezing
- heater control
- condensation heater
- heater
- 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
Landscapes
- Devices That Are Associated With Refrigeration Equipment (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図は本考案実施例にかかる冷蔵ショーケースを略示
する側断面図、第２図は本例装置の基本例を略示する回
路図、第３図は本例のデユーティ ゛サイクルを
例示する波形図、第４図は同上サイクルに基づく結露防
止効果を例示する特性図、第５図、第６図は夫々本案装
置の応用例を示す回路図、第７図は従来のデユーティサ
イクルを例示する波形図、第８図は同じく特性図である
。
１・・・・・・ケース本体、２・・・・・・防露ヒータ
、３・・曲デユーティサイクラ、４・・・・・・センサ
、５・・・・・・電力切換え回路、６・・・・・・リレ
ー、７・・・・・・抵抗器、６′・・・・・・切換えス
イッチ、１１・四佳ランス。Fig. 1 is a side sectional view schematically showing a refrigerated showcase according to an embodiment of the present invention, Fig. 2 is a circuit diagram schematically showing a basic example of the device of the present invention, and Fig. 3 illustrates the duty cycle of the present invention. Fig. 4 is a characteristic diagram illustrating the dew condensation prevention effect based on the same cycle as above, Figs. 5 and 6 are circuit diagrams showing application examples of the device of the present invention, and Fig. 7 shows a conventional duty cycle. The illustrated waveform diagram, FIG. 8, is also a characteristic diagram. 1... Case body, 2... Anti-dew heater, 3... Curved duty cycler, 4... Sensor, 5... Power switching circuit, 6 ...Relay, 7...Resistor, 6'...Selector switch, 11. Four good lances.
Claims (1)
に接続し、このヒータと電源との商に同ヒータへの供給
電力を大小に切換える電力切換え回路を組込み、この回
路をデユーティサイクラからのオン、オフ信号により切
換えるように設定してなるを特徴とする冷凍冷蔵ショー
ケースの防露ヒータ制御装置。The anti-condensation heater installed on the outside air contact part of the case body is connected to the power supply, and a power switching circuit is built in to switch the power supplied to the heater to a higher or lower value as the quotient of this heater and the power supply.This circuit is connected to the power supply from the duty cycler. An anti-condensation heater control device for a frozen/refrigerated showcase, characterized in that it is set to be switched by an on/off signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11315181U JPS5820185U (en) | 1981-07-29 | 1981-07-29 | Anti-condensation heater control device for freezing and refrigerating cases |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11315181U JPS5820185U (en) | 1981-07-29 | 1981-07-29 | Anti-condensation heater control device for freezing and refrigerating cases |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5820185U true JPS5820185U (en) | 1983-02-07 |
| JPS6216623Y2 JPS6216623Y2 (en) | 1987-04-27 |
Family
ID=29907460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11315181U Granted JPS5820185U (en) | 1981-07-29 | 1981-07-29 | Anti-condensation heater control device for freezing and refrigerating cases |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5820185U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5440529U (en) * | 1977-08-25 | 1979-03-17 |
-
1981
- 1981-07-29 JP JP11315181U patent/JPS5820185U/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5440529U (en) * | 1977-08-25 | 1979-03-17 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6216623Y2 (en) | 1987-04-27 |
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