JPH0323789U - - Google Patents

Description

[Brief explanation of drawings]

Fig. 1 is a schematic diagram showing an embodiment of the storage of the present invention, Fig. 2 is an electric circuit diagram of Fig. 1, Fig. 3 is a flowchart, and Fig. 4 is a waveform showing the energization rate of the heater for preventing dew generation. Figure 5 is a characteristic diagram of the temperature inside the refrigerator and outside (ambient) temperature in Figure 1, Figure 6 is a temperature distribution diagram inside and outside the refrigerator in Figure 1, and Figure 7 is the storage of the present invention. FIG. 8 is a diagram showing the temperature distribution inside and outside the refrigerator of FIG. 7, and FIG. 9 is a diagram showing the temperature distribution inside and outside the conventional storage. In the figure, 1... Body, 2... Side wall, 3... Heater for preventing dew, 9... Control circuit, 10... Thermistor for detecting temperature outside the refrigerator (ambient temperature), 11... For detecting temperature inside the refrigerator. thermistor.

Claims (1)

[Scope of utility model registration request] In a storage where food stored in the refrigerator is frozen or refrigerated, an internal temperature detection means for detecting the internal temperature is provided, an external temperature detection means for detecting the external temperature is provided, and the internal temperature detection means is provided for detecting the external temperature. A control circuit is provided to control the energization of the dew prevention heater provided on the front side of the storage body based on the temperature difference between the inside temperature and the outside temperature detected by the temperature detection means and the outside temperature detection means. storage.