KR20100025827A

KR20100025827A - A device for maintain freshness of food using ptc element

Info

Publication number: KR20100025827A
Application number: KR1020080084539A
Authority: KR
Inventors: 김경자
Original assignee: 김경자
Priority date: 2008-08-28
Filing date: 2008-08-28
Publication date: 2010-03-10

Abstract

PURPOSE: A device for maintain freshness of food is provided, which maintains food including the slice of raw fish for a long time and keeps the food always moist. CONSTITUTION: A device for maintain freshness of food comprises a plate(100) and a cooling block. In the plate, the food is placed. In order to transfer the cool air to the plate, the cooling block is installed so that the cooling surface(213) equipped in the PTC element can be exposed to the outside of the block body(230).

Description

A device for maintain freshness of food using ptc element}

The present invention is to maintain the freshness of food using a PTC device to cool the food such as sashimi or to blow cold air to prevent the evaporation of moisture in the food and to maintain the proper temperature for a long time to maintain the food quickly Relates to a device.

In general, the freshest food is the sashimi, which is eaten raw fish flesh, so it is good to eat in a short time as possible.

This is because foods such as sashimi are easily deteriorated and discolored over time, and when the food eater eats for a long time, the freshness of the food is reduced and the taste is also lost.

As such, a method of providing fresh foods such as sashimi freshly to the eater is to put the dish or stone plate for the sashimi in the refrigerator to cool it in advance, and then quickly put the sashimi on the plate to serve the cooker. However, when a few minutes have elapsed from the moment of contact with indoor air, the cooling effect is rapidly dropped, and there is a problem that food freshness such as sashimi cannot be maintained for a long time.

In addition, before placing sashimi on a plate, there was a method of placing a small ice on the bottom of the plate and putting the sashimi on the ice to serve the caterer, but this also caused the ice to be defrosted over time, so that the sashimi absorbed moisture and deteriorated the taste. Not only that, there is a problem that can not be universalized because of the safety of ice being used in restaurants.

An object of the present invention for improving the conventional problems as described above, such as sashimi by placing a sashimi, etc. on the plate to be cooled by using a PTC element having a property that one side is cooled and the other side generates heat when power is applied thereto. To keep food cool for a long time, and to spray cold and a certain amount of water from the bottom surface of the food as well as the top surface of the food to keep the food always moist, Even in the case of providing a food freshness maintaining apparatus using a PTC element to maintain the freshness of the food invariably.

The present invention, in order to achieve the above object, the food is placed plate;

Food and beverages using a PTC element having an assembly structure of a cooling block in which a cooling surface by a PTC element is exposed to the plate and a heat sink attached to the heating surface of the PTC element is exposed to the heating chamber. Provide freshness retainers.

In addition, the cooling block of the present invention, the PTC element is installed in a ring shape so that the cooling surface is installed on the upper surface of the block body, the ventilation fan is provided to enable heat dissipation by heat sink inside the chamber. It provides a food freshness maintaining device using a PTC element made of.

In addition, the cooling block of the present invention is a food freshness maintaining device using a PTC element consisting of a ring-shaped heat transfer unit for interconnecting the cooling surface of the PTC element spaced apart in the circumferential direction of the upper surface of the block body To provide.

On the other hand, the cooling block of the present invention provides a food freshness maintaining apparatus using a PTC element is further provided with a separate cold air discharge unit to discharge the cooling air containing the cooling air or wet steam in the center thereof.

In addition, the plate has a plurality of through-holes through which cold air flows, food and beverages using a PTC element installed to cool the plate by raising cold air by an exhaust fan attached to the PTC element when spaced above the cooling block. Provide freshness retainers.

As described above, the present invention,

First, by cooling by cooling the cold air or cold air of the wet steam state directly to the food, it is effective to prevent the discoloration or deterioration by maintaining the freshness of the food for a long time.

Second, the temperature of the food through the temperature sensor and the display window provided in the main body has an effect that can be confirmed with the naked eye.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Figure 1a, b is an exploded perspective view showing a food cooling apparatus according to the present invention, Figure 2 is a cross-sectional view showing a food cooling apparatus according to the present invention, Figure 3 is a food cooling apparatus according to another embodiment of the present invention Figure 4 is an exploded perspective view showing, Figure 4 is a cross-sectional view showing a food cooling apparatus according to another embodiment of the present invention, Figure 5 is a cross-sectional view showing a food cooling apparatus according to another embodiment of the present invention.

The present invention consists of a plate 100 and a cooling block 200 in which the plate 100 is frozen.

The plate 100 may be made of a metal material having a high thermal conductivity in a plate shape.

In addition, it consists of a heat transfer material is coated on a common glass or porcelain.

In addition, the plate 100 has a separate mounting hole 150 formed integrally with the center portion.

In addition, the plate 100 is provided with a plurality of through holes 101 through which cold air flows.

The cooling block 200 has a shape in which the bottom surface of the plate 100 is in close contact with the plate, and the cooling surface 213 provided in the PTC element 210 is exposed to the outside of the block body 230.

In the cooling block 200, a heat sink 217 attached to the heat generating surface 215 of the PTC device 210 is exposed to the heat generating chamber 250.

In addition, the heating chamber 250 is installed so that the outside air is introduced through the flow hole 201 provided in the cooling block 200, and the ventilation fan 255 to allow the flow of air through the flow hole on one side. ) Is provided.

On the other hand, the cooling block 200, the PTC element 210 is installed in a ring shape so that the cooling surface is installed to expose the upper surface of the block body 230.

The cooling block 200 further includes a ring-shaped heat transfer unit 270 that interconnects the cooling surface 213 of the PTC element 210 spaced apart from the upper surface of the block body 230 in the circumferential direction. It consists of the configuration.

On the other hand, the cooling block 200 is further provided with a separate cold air discharge unit 290 to release the cooling air containing the cooling air or wet steam in the central portion exposed through the mounting hole (150).

The cold air discharge unit 290 includes an exhaust fan 291, an exhaust port 293, a storage tank 295, a discharge pipe 295-1 and an injection plate 297 connected thereto, and the cooling surface of the cooling surface. It is made of a configuration in which the induction furnace 296 into which outside air flows into one side is integrally formed.

In addition, the cooling block 200 is further provided with a temperature sensor (not shown) and a display window (not shown) are installed to display the temperature of the food to the outside.

In addition, the plate is spaced apart on the cooling block 230, the exhaust fan 291 is attached to the cooling surface 213 of the PTC element 210 to supply cold air to the plate is configured.

The operation of the present invention made of the above configuration will be described.

As shown in Figures 1 to 5, the present invention consists of a plate 100 on which the back light is raised and a cooling block 200 on which the plate 100 is placed, which is separated, thereby cleaning regardless of the contamination of the plate 100. It can be used repeatedly.

In addition, the plate 100 is preferably made of a metal material having high heat transfer efficiency, but the effect is not different even if the plate 100 is made of glass or porcelain coated with a heat transfer material.

In this case, the cooling block 200 on which the plate 100 is placed is formed to have an upper surface positioned to prevent movement when the plate 100 is raised, so that the plate 100 is assembled to the upper surface. The plate 100 is closely adhered to the cooling block so as to cool the whole.

The cooling block 200 may include a ring-shaped PTC element 210 to be in close contact with the plate 100 along the circumferential direction, but preferably a plurality of PTCs spaced apart from the block body 230. The device 210 may be in close contact with the plate 100 through the heat transfer unit 270 connected thereto.

At this time, the heating surface 215 of the PTC element 210 is formed to be exposed to the inner side of the heating chamber 250 formed on the bottom surface of the block body 230, one ventilation fan 255 provided therein Through heat exchange is possible.

The heat exchange of the PTC device 210 is discharged provided on one side after the heat exchanged while the fresh air flowing through the heat sink 201 provided in the block body 230 flows between the heating sink 217 The heat exchange takes place while being discharged through the ball 207.

In addition, the cooling block 200 of the present invention, a separate cold air discharge unit 290 is further provided when the cold air of the wet steam state is injected to the upper surface of the meeting surface when the bottom surface is cooled when placed on the plate 100 to supply appropriate steam This will allow you to keep it fresh.

In addition, in the operation of the cold air discharge unit 290, the air cooled through the PCT element 210 during the operation of the exhaust fan 291 rises through the exhaust path 293, wherein the exhaust port 293 is Water is injected into the reservoir as a principle by the discharge pipe (295-1) is connected to the reservoir 295, one end is connected to the reservoir 295, and the injected water vapor provides a constant direction through the injection plate (297).

The PTC element 210 includes a cooling surface 213 and a heat generating surface 215 which face each other. The cooling surface 213 is a heat generating surface 215 on an upper surface of the block body 230. It is installed to be exposed inside the 250.

In addition, when the plate 100 is spaced apart from the top of the cooling block 230, the cold air is raised during operation of the exhaust fan 291 attached to the cooling surface 213 of the PTC element 210. The cooling is delivered to the plate while being discharged through the through hole 101 formed in the 100.

The PTC element 210 used above absorbs or releases heat by using a phenomenon in which electromotive force is generated due to a temperature difference (Zebeck effect) as a device using a temperature change caused by electrical resistance when electricity is supplied. Use the Peltier effect.

That is, since the PTC element 210 is composed of the cooling surface 213 and the heating surface 215 facing each other, the cooling surface 213 to the outside by the heat generating surface 215 while depriving heat of relatively hot air. Heat radiation.

Therefore, relatively hot air passing through the cooling surface 213 of the PTC device 210 can be cooled coolly.

Figure 1a, b is an exploded perspective view showing a food cooling apparatus according to the present invention, respectively;

2 is a cross-sectional view showing a food cooling apparatus according to the present invention,

Figure 3 is an exploded perspective view showing a food cooling apparatus according to another embodiment of the present invention,

Figure 4 is a cross-sectional view showing a food cooling apparatus according to another embodiment of the present invention,

5 is a cross-sectional view showing a food cooling apparatus according to another embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

100 ... Plate 150 ... Mounting Hole

200 ... cooling block 210 ... PTC element

230.Block body 250.Fever chamber

255 Ventilation fan 270 Heat transfer unit

297 ... Injection Plate

Claims

Plate on which food is placed (100)

PTC element consisting of a cooling block (200) which is provided so that the cooling surface 213 provided on the PTC element 210 to expose the plate 100 to the outside of the block body 230, Used food freshness maintaining device

The method of claim 1, wherein the cooling block 200, the heat sink 217 attached to the heat generating surface 215 of the PTC element 210 is installed to expose the heat generating chamber 250,

The heating chamber 250 is installed so that outside air is introduced through the flow hole 201 provided in the cooling block 200, and a ventilation fan 255 is provided at one side. Food Freshness Keeper

The apparatus of claim 1, wherein the plate 100 is in close contact with the PTC element 210 exposed on the upper surface of the cooling block 200.

According to claim 1 or 3, wherein the cooling block 200, PTC element 210 is installed in a ring shape so that the cooling surface is installed so that the cooling surface is exposed on the upper surface of the block body 230. Food freshness maintaining device using device

The cooling block 200 of claim 1 or 3, wherein the cooling block 200 is ring-shaped to interconnect the cooling surface 213 of the PTC element 210 spaced apart from each other in the circumferential direction of the upper surface of the block body 230. Food freshness maintenance device using a PTC element, characterized in that the heat transfer unit 270 is further provided

The method of claim 1, wherein the plate is provided with a mounting hole 150 is further provided with a separate cold air discharge unit 290 to release the cooling air containing the cooling air or wet steam using a PTC device, characterized in that Food Freshness Keeper

According to claim 6, The cold air discharge unit 290, the exhaust fan 291, the exhaust port 293 and the reservoir 295, and the discharge pipe (295-1) and the injection plate 297 connected thereto, Food freshness maintenance device using a PTC element, characterized in that the induction path 233 is formed integrally with the outside air flows on one side of the cooling surface

The method of claim 1, wherein the plate 100 is provided with a plurality of through-holes 101 through which cold air flows are spaced apart on the cooling block 230,

Food freshness maintenance device using a PTC element, characterized in that the cold air is supplied by the exhaust fan 291 attached to the cooling surface 213 of the PTC element (210)