초록 ▼

The present invention discloses a non-freezing refrigerator which can keep the contents in a non-frozen state by an electric field. The non-freezing refrigerator includes a setting unit for selecting and setting a magnitude and frequency of a voltage, a generating unit for generating an electric fie

The present invention discloses a non-freezing refrigerator which can keep the contents in a non-frozen state by an electric field. The non-freezing refrigerator includes a setting unit for selecting and setting a magnitude and frequency of a voltage, a generating unit for generating an electric field according to the voltage having the set magnitude and frequency, and applying the electric field to a storing space for storing the contents, and a freezing cycle for cooling the storing space. The contents are kept in the non-frozen state below a phase transition temperature.

대표청구항 ▼

1. A non-freezing refrigerator, comprising: a casing having a storing space for storing contents, wherein the front portion of the casing is opened;a drawer put into or taken out of the front portion of the casing;an electrode inserted into a side surface of the casing for generating a set magnitude

1. A non-freezing refrigerator, comprising: a casing having a storing space for storing contents, wherein the front portion of the casing is opened;a drawer put into or taken out of the front portion of the casing;an electrode inserted into a side surface of the casing for generating a set magnitude of energy, and evenly applying the energy to the storing space;a load sensing unit for sensing a state of the contents stored in the storing space;a microcomputer for setting a magnitude and frequency of a voltage according to an output of the load sensing unit;a freezing cycle for cooling the storing space; anda cool air duct for sucking or discharging the cool air by a freezing cycle formed at the casing,whereby the contents are kept in a non-frozen state below a phase transition temperature. 2. The non-freezing refrigerator of claim 1, wherein the electrode generates and applies an electric field. 3. The non-freezing refrigerator of claim 1, wherein the electrode is mounted at the side of the keeping device, and wherein the contents or the storing space is isolated from the electrode at a predetermined interval. 4. The non-freezing refrigerator of claim 1, wherein the microcomputer sets a magnitude of energy according to a magnitude and frequency of a voltage. 5. The non-freezing refrigerator of claim 4, wherein the microcomputer selects and sets the magnitude and frequency within a voltage setting region. 6. The non-freezing refrigerator of claim 5, wherein the voltage setting region comprises a magnitude region ranging from 500V to 15 kV and a frequency region ranging from 1 to 500 kHz. 7. The non-freezing refrigerator of claim 6, wherein the voltage setting region comprises a magnitude region ranging from 600V to 7 kV and a frequency region ranging from 5 to 200 kHz. 8. The non-freezing refrigerator of claim 1, wherein the load sensing unit determines the quantity and moisture content of the contents. 9. A non-freezing refrigerator, comprising: an insulating member having a storing space for storing contents;a load sensing unit for sensing a state of the contents;a microcomputer for setting a magnitude of a voltage having a radio frequency characteristic according to the state of the contents sensed by the load sensing unit;an electrode for generating energy based on the set voltage, and evenly applying the energy to the storing space;a freezing cycle for cooling the storing space; anda cool air duct for sucking or discharging the cool air by a freezing cycle formed at the casing,whereby the contents are kept in a non-frozen state below a phase transition temperature. 10. The non-freezing refrigerator of claim 9, wherein the microcomputer selects the frequency of the voltage from a radio frequency region. 11. The non-freezing refrigerator of claim 9, wherein the load sensing unit determines the quantity and moisture content of the contents. 12. A non-freezing keeping device, comprising: an insulating member having a storing chamber for storing contents;an electrode mounted at the side of the insulating member; anda cool air duct for sucking or discharging the cool air by a freezing cycle formed at the casing,wherein the contents or the storing chamber is isolated from edges of the electrode at a predetermined interval. 13. The non-freezing keeping device of claim 12, wherein an inner unit of the insulating member isolates the storing chamber at the pre-determined interval. 14. The non-freezing keeping device of claim 12, wherein a support unit isolates the contents at the predetermined interval and supporting the contents. 15. The non-freezing keeping device of claim 12, wherein a bath disposed in the storing chamber, for storing the contents, is fixed to the insulating member by a support unit, and isolates the contents at the predetermined interval and supports the contents. 16. The non-freezing keeping device of claim 15, wherein the side surfaces of the bath are isolated from the insulating member. 17. The non-freezing keeping device of claim 12, wherein the inner surface of the insulating member is made of a hydrophobic material. 18. A non-freezing keeping device, comprising: a casing having a storing space for storing contents, wherein the front portion of the casing is opened;a drawer put into or taken out of the front portion of the casing;an electrode inserted into side surfaces of the casing; anda cool air duct for sucking or discharging the cool air by a freezing cycle formed at the casing,wherein the drawer isolates the contents at the predetermined interval from the electrode and supports the contents.