KR200309791Y1 - Potable type cooling and heating box - Google Patents

Abstract

The present invention relates to a portable cold / heater,

Most of the conventional cold and hot refrigerators are bulky and can be installed and used in a fixed location such as a general home or office, and because of their large volume, they are very difficult to carry, causing problems that cannot be installed when traveling or in a vehicle. there was.

Accordingly, the present invention for solving the above problems is to install a thermoelectric module that is a heat generating operation and endothermic operation in accordance with the change in the polarity of the input voltage to the lower side of the main body having an inner container, and select the polarity of the voltage supplied to the thermoelectric module The present invention relates to a portable cold / warmer that is formed in the main body and has a selection switch for carrying the main body so that the main body can be installed in a console box of a vehicle or used conveniently in a travel destination.

Description

Portable cold storage cabinet {Potable type cooling and heating box}

The present invention relates to a portable cold and freezer, and in particular, the thermoelectric module that generates heat and endothermic operation according to the change in the polarity of the input voltage is installed on the lower side of the main body having an inner container, the polarity of the voltage supplied to the thermoelectric module The present invention relates to a portable cold / warmer that forms a selection switch for selecting the main body and forms the main body in a portable size so that the main body can be installed in a console box of a vehicle or used conveniently in a travel destination.

Generally, cold and warmer refers to a device that can use a sealed container as a refrigerator or a warmer as needed. Such cold and warmer is used as a refrigerator for storing cold drinks in summer and a hot drink for winter. Can be used as a very wide range of applications.

However, most of the conventional refrigerators and refrigerators can be installed in a fixed location such as a general home or office because they are bulky, and are difficult to carry due to their large volume, which makes them difficult to install when traveling or in a vehicle. It was happening.

In other words, modern people are using their cars more and more and more people are traveling on weekends due to the improvement of living standards. Likewise, in order to eat cold or hot drinks while driving or traveling, Cold storage of cold drinks or filling a thermos of hot drinks such as coffee must be stored, such as the use has been very troublesome.

Accordingly, the present invention for solving the above problems is to install a thermoelectric module that is a heat generating operation and endothermic operation in accordance with the change in the polarity of the input voltage to the lower side of the main body having an inner container, and select the polarity of the voltage supplied to the thermoelectric module The purpose of the present invention is to provide a portable refrigerator and a refrigerator for forming a selection switch to the main body, and forming the main body in a portable size so that the main body can be installed in a console box of a vehicle or used conveniently in a travel destination.

The present invention for achieving the above object,

It is formed in a portable size, the main body is coupled to the sealing cap on the upper side and the heat insulating material is filled between the inner container;

A power terminal formed at a lower end of the main body;

A power switch for controlling the DC power supplied to the power terminal;

A first heater sink installed under the inner container;

A second heater sink disposed below the first heater sink at a predetermined interval;

It is composed of a plurality of N-type semiconductor and P-type semiconductor is installed between the first heater and the second heater sink, so that the first and second heater sinks to generate heat or endotherm according to the polarity of the voltage supplied to the semiconductor A thermoelectric module for refrigerating or warming the inside of the inner container;

A heat exchange fan installed under the thermoelectric module to promote a heat exchange operation of the second heater sink;

A selection switch for operating a switch according to a user's operation so that a negative voltage is supplied to the P-type semiconductor of the thermoelectric module during the refrigerating function, and a positive voltage is supplied to the P-type semiconductor of the thermoelectric module during the heating function;

A warm field display lamp which is turned on when a positive voltage is supplied to the P-type semiconductor;

A refrigeration indicator lamp that is turned on when a positive voltage is supplied to the N-type semiconductor;

A power supply means configured by connecting a commercial AC power inputted with a power jack for connecting to a power terminal of the main body as a wire to a power adapter for converting the DC voltage into a wire;

Characterized in that consisting of.

In addition, a groove for mounting the cold / cold storage main body is formed on one side of the console box installed in the vehicle, and a power jack for connecting to the power terminal of the main body is connected to the cigar jack by wire to supply the cold / cold storage by the voltage supplied through the cigar jack. It is characterized in that it can be operated.

1 is a view showing a portable cold and hot refrigerator of the present invention.

Figure 2 is a cross-sectional view showing a cold and cold storage of the present invention.

Figure 3 is a view showing a state installed in the console box of the vehicle cold refrigerator of the present invention.

4 is a view showing a circuit configuration of a thermoelectric module applied to the present invention.

※ Explanation of code for main part of drawing

1: body, 2: cap,

3: power switch, 4: power indicator lamp,

5: selector switch, 6: refrigeration indicator lamp,

7: heat indicator lamp, 8: power terminal,

9: cigar jack, 10: power adapter,

11: thermoelectric module, 12a, 12b: heater think,

13: heat exchange fan, 14: fan fixing bolt,

15: insulation, 16: inner container,

17: console box, P: P-type semiconductor,

N: N-type semiconductor, D: diode,

R: resistance

Hereinafter, a preferred embodiment of the present invention with reference to the accompanying drawings, Figures 1 to 4 as follows.

Reference numeral 1 denotes a main body that forms the appearance of a portable cold / warm oven, and the main body 1 is formed to be portable and has an internal container 16 having a storage space of a predetermined size inside the main body 1. Is formed, the heat insulating material 15 is formed between the inner container 16 and the main body (1).

Opening and closing cap 2 is coupled to the upper side of the main body 1, the cap (2) is screwed to the screw coupling portion (1a) formed on the upper side of the main body 1 so that the airtightness of the inner container 16 The thermoelectric module 11 is installed at the lower side of the inner container 16 to radiate or heat the food stored in the inner container 16 by radiating or absorbing heat according to the polarity of the input voltage. .

As shown in FIG. 4, the thermoelectric module 11 alternately installs a plurality of N-type semiconductors N and P-type semiconductors P between the first heater sink 12a and the second heater sink 12b. However, the semiconductors (N, P) are configured to be connected in series with each other by an electrode 12c, the first heater sink 12a is installed to contact the bottom surface of the inner container 16, the second heater Under the sink 12b, a heat exchange fan 13 for promoting heat exchange is installed by the fan fixing bolts 14.

Therefore, when a positive voltage is applied to the P-type semiconductor P, current flows from the P-type semiconductor P to the N-type semiconductor N while absorbing heat from the second heater sink 12b, and the first heater sink. Heat from the 12a to heat the inner container 16,

When a negative voltage is applied to the P-type semiconductor P, current flows from the N-type semiconductor N to the P-type semiconductor P while absorbing heat from the first heater sink 12a and the second heater sink 12b. The heat is generated in the) to cool the inner container 16. At this time, the heat exchange fan 13 operates to promote the heat exchange operation of the second heater sink 12b.

On the other hand, the lower end of the main body 1 is provided with a power terminal 8 for receiving the DC power for supplying the thermoelectric module 11 from the power supply means, the voltage supplied through the power terminal 8 A power switch 3 for interrupting is formed on the upper end of the main body 1.

In addition, a selection switch 5 for selecting the polarity of the DC voltage supplied to the thermoelectric module 11 is formed on one side of the power switch 3, the selection switch 5 is a common terminal connected to the input power source (5a), a warm terminal 5b for supplying a positive voltage to the P-type semiconductor (P) side, and a refrigerating terminal 5c for supplying a negative voltage to the P-type semiconductor (P) side, for user operation Accordingly, the common terminal 5a and the warm terminal 5b or the movable terminal 5d connecting the common terminal 5a and the refrigerated terminal 5c to each other.

As a power supply means for supplying a DC voltage to the power supply terminal 8, a power supply jack 9a connected to the power supply terminal 8 is connected to the cigar jack 9 as a wire, and a commercial alternating voltage is applied. It is used to connect the power jack 10a as a wire to the power adapter 10 to convert to voltage, the use of the power adapter 10 is connected to the power adapter 10 to an outlet provided in the building upon arrival at the travel destination The cigar jack 9 is connected to the cigar terminal provided in the vehicle.

On the other hand, reference numeral 4 is a power indicator lamp that is turned on when a DC voltage is input to the power supply terminal 8 by the on operation of the power switch 3, and 6 is an N-type semiconductor (N) to the positive voltage It is lighted when it is supplied and it is a refrigeration display lamp to indicate refrigeration operation. 7, 7 is a P-type semiconductor (P), and it is lighted when it is supplied with positive voltage. Diode, R represents resistance.

When using the cold and cold storage of the present invention in the vehicle as shown in Figure 3 to form a groove 17a on which the main body 1 can be seated on one side of the console box 17, the main body 1 in the groove 17a It will be installed and used.

Referring to the operation of the present invention configured as described above is as follows.

Cold storage of the present invention can be mounted on the console box 17 in the vehicle or can be used anywhere the outlet is provided, such as a building of a travel destination.

When used in a vehicle, the cigar jack 9 is connected to the cigar terminal of the vehicle, and the power jack 9a connected to the cigar jack 9 is connected to the power terminal 8 of the main body 1 and used for travel. At this time, the plug of the power adapter 10 is connected to the outlet of the building, and the power jack 10a connected to the power adapter 10 is connected to the power terminal 8 of the main body 1 for use.

When the user turns on the power switch 3 while the power supply means as described above is connected to the power supply terminal 8, the DC power supplied from the power supply means is applied to the common terminal 5a of the selector switch 5. As the heat exchange fan 13 rotates while being supplied, the power indicator lamp 4 lights up.

When the user switches the selector switch 5 to the warm side in this state, the movable terminal 5d connects the common terminal 5a and the warm terminal 5b to the P-type semiconductor P of the thermoelectric module 11. As the positive voltage is supplied and the negative voltage is supplied to the other N-type semiconductor N, current flows from the P-type semiconductor P to the N-type semiconductor N.

Accordingly, the second heater sink 12b absorbs heat, and the first heater sink 12a generates heat to heat the inner container 16 to which the first heater sink 12a is in contact, thereby implementing a warming function. This is to be able to keep the food stored in the inner container 16 in a warm state.

On the other hand, when the user switches the selector switch 5 to the refrigerating side, the movable terminal 5d connects the common terminal 5a and the refrigerating terminal 5c to the P-type semiconductor P of the thermoelectric module 11 ( -) As the voltage is supplied and the positive voltage is supplied to the other N-type semiconductor (N), current flows from the N-type semiconductor (N) to the P-type semiconductor (P).

Accordingly, the second heater sink 12b generates heat, and the first heater sink 12a absorbs heat, thereby cooling the internal container 16 in which the first heater sink 12a is in contact with each other. This will allow the food stored in the inner container 16 to be stored in a cold state.

By using the portable cold, warmer of the present invention as described above, the user can conveniently use the cold, warmer in the car or anywhere the outlet is formed to store food in a cold or warm state for a long time regardless of the place You can expect the effect to be.

As described above, according to the present invention, a thermoelectric module that generates heat and absorbs heat according to a change in polarity of an input voltage is installed at a lower side of a main body having an inner container, and selected for selecting a polarity of a voltage supplied to the thermoelectric module. The switch may be formed in the main body, and the main body may be formed in a size that is portable, and thus, a portable cold / warmer that may be installed in a console box of a vehicle or used in a travel destination may be expected.

Claims (2)

It is formed in a portable size, the main body is coupled to the sealing cap on the upper side and the heat insulating material is filled between the inner container; A power terminal formed at a lower end of the main body; A power switch for controlling the DC power supplied to the power terminal; A first heater sink installed under the inner container; A second heater sink disposed below the first heater sink at a predetermined interval; It is composed of a plurality of N-type semiconductor and P-type semiconductor is installed between the first heater and the second heater sink, so that the first and second heater sinks to generate heat or endotherm according to the polarity of the voltage supplied to the semiconductor A thermoelectric module for refrigerating or warming the inside of the inner container; A heat exchange fan installed under the thermoelectric module to promote a heat exchange operation of the second heater sink; A selection switch for operating a switch according to a user's operation so that a negative voltage is supplied to the P-type semiconductor of the thermoelectric module during the refrigerating function, and a positive voltage is supplied to the P-type semiconductor of the thermoelectric module during the heating function; A warm field display lamp which is turned on when a positive voltage is supplied to the P-type semiconductor; A refrigeration indicator lamp that is turned on when a positive voltage is supplied to the N-type semiconductor; A power supply means configured by connecting a commercial AC power inputted with a power jack for connecting to a power terminal of the main body as a wire to a power adapter for transforming the DC voltage; Portable cold, warmer, characterized in that consisting of. The method of claim 1, Cold grooves are operated by a voltage supplied through the cigar jacks by connecting a power jack for connecting to the power terminal of the main body as a wire to the cigar jacks by forming a groove for mounting the cold / cold cabinet main body on one side of the console box installed in the vehicle. Portable cold and warmer, characterized in that it can be.