KR100506597B1 - Refrigerator - Google Patents

Abstract

The present invention relates to a refrigerator, comprising: a cold air generating unit for supplying cold air to a storage compartment; Upper and lower cabinets stacked on each other, the upper and lower cabinets each having a storage chamber; It characterized in that it comprises a rotating shaft for connecting the upper cabinet and the lower cabinet to be relatively rotatable. Thereby, the product accommodated in the storage compartment can be easily used in all directions. In addition, by attaching a roller to the base member, not only the movement is easy, but also the table member is provided on the upper side of the upper cabinet, whereby it can be utilized for the table.

Description

Refrigerator {REFRIGERATOR}

The present invention relates to a refrigerator, and more particularly, to a refrigerator in which a storage compartment has a rotatable structure.

In general, a refrigerator includes a cabinet in which a storage compartment such as a freezer compartment or a refrigerating compartment is formed, a cold air generation unit provided inside the cabinet to generate cold air, and a door that opens and closes the storage compartment.

The cold air generating unit is classified into a method of generating cold air mainly by a refrigeration cycle composed of a compressor and an evaporator, and a method of generating cold air by using a thermoelectric semiconductor element.

The refrigeration cycle includes a compressor for compressing the gaseous refrigerant at high temperature and high pressure, a condenser for condensing the gaseous refrigerant compressed from the compressor into the liquid state, a capillary tube for converting the liquefied refrigerant into a low temperature low pressure state, and a low temperature from the capillary tube. It consists of an evaporator that cools the surrounding air by absorbing latent heat of evaporation to vaporize the refrigerant liquefied at low pressure.

The thermoelectric semiconductor device uses a thermoelectric phenomenon that generates and absorbs heat other than Joule heat when a current flows through a junction surface of a semiconductor and a metal. The amount and direction of heat absorption and heat generation can be controlled by the magnitude and direction of the current. And, there is no mechanically operating part does not take up a lot of installation space and there is an advantage that noise does not occur.

Such refrigerators are not only able to store food and the like, but are recently manufactured and used for special purposes such as car refrigerators and cosmetic refrigerators for storing cosmetics attached to a vehicle.

However, the conventional refrigerator has a problem in that it is inconvenient to use the refrigerator in another direction because the door for opening and closing the storage compartment is formed only in a predetermined direction.

In addition, the conventional refrigerator is installed in a predetermined place such as a kitchen or a vehicle, and is not easy to move, and it is difficult to effectively use the upper surface of the refrigerator.

Therefore, the objective of this invention is providing the refrigerator which can be used easily in all directions.

In addition, another object of the present invention is to provide a refrigerator which is not only easy to move but also can be utilized as a table.

According to the present invention, there is provided a refrigerator, comprising: a cold air generating unit for supplying cold air to a storage compartment; Upper and lower cabinets stacked on each other, the upper and lower cabinets each having a storage chamber; It is achieved by a refrigerator characterized in that it comprises a rotating shaft portion for connecting the upper cabinet and the lower cabinet rotatably.

Here, it is preferable to further include a table member provided on the upper surface of the upper cabinet.

The table member is rotatably provided with respect to the upper cabinet, the table member is preferably rotatably coupled to the rotating shaft portion.

It further comprises a base member disposed under the lower cabinet, the base member is preferably coupled to the rotating shaft portion to support.

The cold air generating unit is provided in the base member, and the rotating shaft portion penetrates through the cold air generating units and extends into the storage chambers of the respective cabinets to supply the cold air generated from the cold air generating units to the respective storage chambers. And, it is preferable to include a cold air suction path for outflow of the cold air of each storage chamber to the cold air generating portion.

The rotating shaft portion includes a first hollow pipe and a second hollow pipe provided on the outside at a distance from the first hollow pipe, wherein one of the cold air discharge path and the cold air suction path is an inner side of the first hollow pipe. , The other is preferably between the first hollow pipe and the second hollow pipe.

The rotating shaft portion, the cold air discharge port formed through the second hollow pipe from the first hollow pipe through the respective storage chambers; It is preferable to further include a cold air suction opening formed in the side wall of the second hollow pipe.

The upper surface of the upper cabinet is provided with a see-through window for seeing the inside, the table member is preferably transparent to see the inside of the upper cabinet through the see-through window.

It is preferable to further include a plurality of rollers for supporting the base member to be able to roll.

It is preferable to further include at least one intermediate cabinet interposed between the upper cabinet and the lower cabinet.

The cold air generating unit preferably includes a thermoelectric semiconductor element installed in at least one of the cabinets.

On the other hand, according to another field of the present invention, the object, in the refrigerator, a cold air generating unit for supplying cold air to the storage compartment; A cabinet in which the storage chamber is formed; A rotating shaft unit rotatably connecting the cabinet; A table member provided on an upper surface of the cabinet; It is achieved by a refrigerator, characterized in that it comprises a plurality of rollers for supporting the cabinet to be movable.

Here, it is preferable to further include a base member interposed between the cabinet and the roller.

The table member is preferably provided rotatably with respect to the upper cabinet.

The cold air generating unit is provided inside the base member, and the rotating shaft portion penetrates through the cold air generating units and extends into the storage chambers of the respective cabinets to supply the cool air generated from the cold air generating units to the respective storage chambers. And, it is preferable to include a cold air suction path for outflow of the cold air of each storage chamber to the cold air generating portion.

The upper surface of the cabinet is provided with a see-through window for seeing the inside, the table member is preferably transparent to see the inside of the cabinet through the see-through window.

The cold air generating unit preferably includes a thermoelectric semiconductor element installed in the cabinet.

Prior to the description, in various embodiments, components having the same configuration will be representatively described in the first embodiment using the same reference numerals, and in other embodiments, only the configuration different from the first embodiment will be described. Do.

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

1 to 4, the refrigerator 1 according to the first embodiment of the present invention, the storage compartment 11 that can be used as a freezer compartment or a refrigerator compartment for storing articles such as food and household goods is formed And the upper and lower cabinets 10 and 20 which are stacked up and down, and the rotating shaft part 50 which connects the upper and lower cabinets 10 and 20 to be rotatable relative to each other, and an upper surface of the upper cabinet 10. A table member 40 provided, a base member 30 disposed below the lower cabinet 20, and a cold air generating unit 60 provided in the base member 30 to supply cold air to the storage chamber 11. .

The upper and lower cabinets (10, 20) is provided in a cylindrical shape, the side is provided with a door 12 for rotating opening and closing the storage compartment (11). In addition, a rotation shaft accommodating part 14 is formed in the upper and lower centers of the upper and lower cabinets 10 and 20 to penetrate in the vertical direction to accommodate the rotation shaft part 50. In addition, a viewing window 16 is formed on the upper surface of the upper cabinet 10 so that the inside of the storage chamber 11 of the upper cabinet 10 can be viewed.

The inner circumferential surface of the rotating shaft accommodating part 14 is coupled to the rotating shaft part 50 to couple a bearing 58 and a bush 59 to facilitate rotation.

The rotary shaft portion 50 is inserted into the rotary shaft receiving portion 14 of the upper and lower cabinets 10 and 20 to rotate the upper and lower cabinets 10 and 20, and the table member 40 is rotatable at the upper end thereof. Are coupled to each other, and a lower end thereof is coupled to an upper surface of the base member 30.

In addition, the rotating shaft portion 50 penetrates through the cold air generating portion 60 provided in the base member 30 and is provided in a hollow circular pipe shape extending to the inside of the storage chamber 11 of the upper and lower cabinets 10 and 20. The first hollow pipe 51 and the second hollow pipe 55 provided on the outside with a spaced interval from the first hollow pipe 51. In addition, the rotary shaft unit 50 has a cold air discharge path 52 for supplying the cool air generated from the cold air generating unit 60 to each storage chamber 11, and the cold air of each storage chamber 11 to the cold air generating unit 60. Outflowing cold air suction passage 56 is provided.

The cold air discharge path 52 is an inner region of the first hollow pipe 51, and the cold air suction path 56 is an area between the first hollow pipe 51 and the second hollow pipe 55. In addition, the cold air supplied from the cold air generating unit 60 to the cold air discharge path 52 passes through the second hollow pipe 55 from the first hollow pipe 51 so as to be supplied to each storage chamber 11. 11) a plurality of cold air discharge ports 53 formed therethrough are provided. In addition, a plurality of cold air suction inlets 57 are formed through the side walls of the second hollow pipe 55 to allow the cold air of each storage chamber 11 to flow out to the cold air generating unit 60 through the cold air suction passage 56. do.

Thus, the cold air supplied from the cold air generating unit 60 to the cold air discharge path 52 by the cooling fan 61 is supplied to each storage chamber 11 through the plurality of cold air discharge ports 53. In addition, the cold air that cools the food and the like in each storage chamber 11 flows into the plurality of cold air suction inlets 57 and flows out through the cold air suction path 56 to the cold air generating unit 60 to circulate.

Table member 40 is provided in a circular plate shape wider than the upper surface of the upper cabinet 10, a rotary shaft coupling portion 41 for coupling to the upper end of the rotary shaft portion 50 rotatably formed in the center of the lower surface of the plate surface do. Thus, the table member 40 is rotatably coupled to the upper end of the rotating shaft portion 50 protruding to the upper surface of the upper cabinet 10. In addition, the table member 40 is formed to be transparent so that the article stored in the storage compartment 11 can be viewed through the viewing window 16 provided on the upper surface of the upper cabinet 10.

Base member 30 is provided in a cylindrical shape, such as the upper and lower cabinets (10, 20) is disposed on the lower surface of the lower cabinet 20, the upper surface is coupled to the lower end of the rotary shaft portion (50). In addition, the base member 30 supports the upper and lower cabinets 10 and 20 and the table member 40 through the rotation shaft 50, and the upper and lower cabinets (inside the base member 30). 10, 20 is provided with a cold air generating unit 60 for supplying cold air. In addition, the lower surface of the base member 30 is provided with a plurality of rollers 31 to support the movable cloud to facilitate the mobility of the refrigerator (1).

The cold air generating unit 60 includes a compressor 65, an evaporator 63, and the like provided in the base member 30. The cold air generated by the refrigerating cycle composed of the compressor 65, the evaporator 63, and the like is a cold air discharge path formed by the first hollow pipe 51 of the rotating shaft part 50 using the cooling fan 61. Through the 52 is supplied to the storage chamber 11 of the upper and lower cabinets (10, 20) (see Figure 3). In addition, the cooling fan 61 is formed to extend to the side of the cooling fan 61 from the lower side of the first hollow tube 51 to blow the cold air around the evaporator 63 to the first hollow tube 51 easily. Guide portion 69 is provided. In addition, a heat insulating member 67 is installed around the evaporator 63 of the cold air generating unit 60 to leak and insulate cold air to be supplied to each storage chamber 11 and cold air sucked from each storage chamber 11.

With this configuration, the coupling process of the refrigerator 1 according to the first embodiment of the present invention will be described. First, screw the rotating shaft portion 50 formed of the first hollow tube 51 and the second hollow tube 55 on the upper surface of the base member 30 on which the cold air generating unit 60 and the roller 31 are installed (not shown). Combine in the same way. Here, the base member 30 and the rotating shaft part 50 may be manufactured in one piece, or may be combined with an adhesive. Then, the bearing 58 and the bush 59 are coupled to the rotary shaft accommodating part 14 of the lower and upper cabinets 10 and 20, and then inserted into the rotary shaft part 50. Then, the rotary shaft coupling portion 41 of the table member 40 is coupled to the upper end of the rotary shaft portion 50 protruding to the upper surface of the upper cabinet 10 to rotate the table member 40 on the upper end of the rotary shaft portion 50. By possible coupling, the coupling process of the refrigerator 1 according to the first embodiment is completed.

Thus, the refrigerator 1 according to the first embodiment of the present invention is easily moved by the roller 31 provided on the bottom surface of the base member 30, and the transparent table member 40 and the upper cabinet 10 Not only can the goods stored in the storage compartment 11 be easily seen through the see-through window 16, but the upper and lower cabinets 10 and 20 provided with the storage compartment 11 are rotatably installed, so that the user can easily view them in all directions. The article accommodated in the storage compartment 11 can be used. In addition, the refrigerator 1 may be easily used for a table by arranging it in a place where people can gather, such as a living room, by providing a rotatable table member 40 on the upper surface of the upper cabinet 10.

5 is a perspective view of a refrigerator according to a second embodiment of the present invention. As shown in the figure, the refrigerator 1a according to the second embodiment further includes an intermediate cabinet 80 between the upper cabinet 10 and the lower cabinet 20, unlike the first embodiment described above. .

The intermediate cabinet 80 has the same configuration as the lower cabinet 20, of course, a plurality of such intermediate cabinet 80 may be provided.

By such a configuration, the second embodiment of the present invention can achieve the object of the present invention, as well as the effect of ensuring more storage compartment than the refrigerator of the first embodiment.

6 is a cross-sectional view of a refrigerator according to a third embodiment of the present invention. As shown in the drawing, in the refrigerator 1b according to the third embodiment, unlike the above-described embodiment, the cold air generating unit 60a provided in the base member 30 includes the thermoelectric semiconductor element 70. .

The cold air generating unit 60a is provided with a cold sink 71 on the upper side with the thermoelectric semiconductor element 70 interposed therebetween, and a heat sink 73 on the lower side thereof. In addition, a first cooling fan 72 is provided above the cold sink 71 to supply the cold air cooled by the cold sink 71 to the cold air discharge path 52. In addition, a lower side of the heat sink 73, the second cooling fan 74 and the second cooling to let the ambient air of the heat sink 73 to the outside of the refrigerator 1b to cool the heat sink 73. The bottom surface of the base member 30 provided below the fan 74 is provided with a plurality of through holes 75 for circulating outside air.

With this configuration, the third embodiment of the present invention can achieve the object of the present invention, of course, and by configuring the cold air generating portion of the thermoelectric semiconductor element, the structure is simpler than the refrigerator of the above-described embodiments, and noise is prevented. It can work.

7 is a cross-sectional view of a refrigerator according to a fourth embodiment of the present invention. As shown in the figure, the refrigerator 1c according to the fourth embodiment is a cold air discharge path of the cold air generating units 60 and 60a and the rotating shaft unit 50 provided in the base member 30 of the above-described embodiments. 52 and the cold air suction path 55, the cold air discharge port 53, and the cold air suction port 57 are not provided. In addition, a cold air generating unit 60b is provided in each of the upper cabinet 10 and the lower cabinet 20 as a means for generating cold air supplied to each storage chamber 11, and the rotary shaft unit 50 is merely an upper cabinet ( 10) and serves to support the rotation of the lower cabinet (20).

The cold air generating unit 60b is provided with a cold sink 71a provided inside the thermoelectric semiconductor device 70a, the thermoelectric semiconductor device 70a, and the outside, as in the third embodiment. A heat sink 73a. Then, inside the cold sink 71a, a first cooling fan 72a for supplying the cold air cooled by the cold sink 71a to the storage chamber 11 is provided. In addition, a second cooling fan 74a is provided outside the heat sink 73a to allow the ambient air of the heat sink 73a to flow out of the cabinets 10 and 20 to cool the heat sink 73a. do. In addition, a blocking wall 68 is provided inside the first cooling fan 72a to separate the storage chamber 11 and the cold air generating unit 60b, and the blocking wall 68 is provided on the first cooling fan 72a. The cold air discharge port 53a is provided to allow the cold air to be supplied to the storage chamber 11, and the cold air suction port 57a is provided to allow the cold air of the storage chamber 11 to be sucked into the cold air generating unit 60b. In addition, a plurality of through holes 75a for circulating outside air are provided on sidewalls of the cabinets 10 and 20 provided outside the second cooling fan 74a. In addition, the cold air generating units 60b provided in the cabinets 10 and 20 are individually provided to enable operation and temperature control.

Thus, the refrigerator according to the fourth embodiment of the present invention separately provides a cold air generating unit in each cabinet to enable operation and temperature control separately, so that a storage compartment can be selected and used as needed, and the temperature of each storage compartment is separately set. Can be used.

By such a configuration, the fourth embodiment of the present invention can achieve the object of the present invention, and it is not necessary to provide a separate base member, and thus the structure is simpler than the refrigerator according to the above-described embodiments. In addition, it is possible to select individual temperature settings and use of each storage compartment.

In the above embodiment, the table member 40 is configured to be coupled to the upper end of the rotary shaft portion 50 protruding upward of the upper cabinet 10, the table member may be integrally coupled to the upper surface of the upper cabinet, the upper Of course, the upper surface of the cabinet may be provided as a table member.

In the above embodiment, the upper and lower cabinets 10 and 20 are provided in a cylindrical shape. Of course, it may be provided in a polygonal tubular shape to form a storage compartment.

As described above, according to the present invention, the product accommodated in the storage compartment can be easily used in all directions. In addition, by attaching a roller to the base member, not only the movement is easy, but also the table member is provided on the upper side of the upper cabinet, whereby it can be utilized for the table.

1 is a perspective view of a refrigerator according to a first embodiment of the present invention,

2 is an exploded perspective view of the refrigerator of FIG. 1;

3 is a perspective view of a rotating shaft of the refrigerator of FIG.

4 is a cross-sectional view taken along line IV-IV of the refrigerator of FIG. 1;

5 is a perspective view of a refrigerator according to a second embodiment of the present invention;

6 is a cross-sectional view of a refrigerator according to a third embodiment of the present invention;

7 is a cross-sectional view of a refrigerator according to a fourth embodiment of the present invention.

<Description of the symbols for the main parts of the drawings>

1: refrigerator 10: upper cabinet

11: storage room 12: door

14: rotation axis receiving portion 16: viewing window

20: lower cabinet 30: base member

31: roller 40: table member

41: rotating shaft coupling portion 50: rotating shaft portion

51: first hollow pipe 52: cold air discharge passage

53: cold air outlet 55: second hollow pipe

56: cold air intake passage 57: cold air intake

58: bearing 59: bush

60: cold air generating unit 61: cooling fan

63: evaporator 65: compressor

67: heat insulating member 70: thermoelectric semiconductor element

80: middle cabinet

Claims (18)

In the refrigerator, A cold air generating unit for supplying cold air to the storage compartment; An upper cabinet and a lower cabinet stacked on top of each other and having the storage chamber formed thereon; It includes a rotating shaft for connecting the upper cabinet and the lower cabinet to be relatively rotatable, The cold air generating unit is provided inside the base member disposed below the lower cabinet, The rotating shaft portion penetrates through the cold air generating portion and extends into the storage compartment of each cabinet to supply the cold air generated from the cold air generating portions to the storage compartments, and the cold air of each storage compartment flows out to the cold air generating portion. Refrigerator comprising a cold air suction path. The method of claim 1, The refrigerator further comprises a table member provided on the upper surface of the upper cabinet. The method of claim 2, And the table member is rotatably provided with respect to the upper cabinet. The method of claim 3, And the table member is rotatably coupled to the rotating shaft portion. The method of claim 4, wherein The base member is a refrigerator, characterized in that coupled to the support shaft. delete The method according to claim 1 or 5, The rotating shaft portion includes a first hollow pipe and a second hollow pipe provided on the outside with a spaced interval from the first hollow pipe, Any one of the cold air discharge path and the cold air suction path is inside the first hollow pipe, and the other is between the first hollow pipe and the second hollow pipe. The method of claim 7, wherein The rotating shaft portion, A cold air discharge port formed in the first hollow pipe and penetrating through the second hollow pipe to each of the storage chambers; The refrigerator further comprises a cold air suction hole formed in the side wall of the second hollow pipe. The method of claim 2, The upper surface of the upper cabinet is provided with a see-through window for seeing inside, The table member is a refrigerator, characterized in that to see the inside of the upper cabinet through the viewing window. The method of claim 5, The refrigerator further comprises a plurality of rollers for supporting the base member to be movable in rolling. The method according to claim 1 or 10, The refrigerator further comprises at least one intermediate cabinet interposed between the upper cabinet and the lower cabinet. In the refrigerator, A cold air generating unit for supplying cold air to the storage compartment; An upper cabinet and a lower cabinet stacked on top of each other and having the storage chamber formed thereon; It includes a rotating shaft for connecting the upper cabinet and the lower cabinet to be relatively rotatable, And the cold air generating unit includes a thermoelectric semiconductor element installed in at least one of the cabinets. In the refrigerator, A cold air generating unit for supplying cold air to the storage compartment; A cabinet in which the storage chamber is formed; A rotating shaft unit rotatably connecting the cabinet; A table member provided on an upper surface of the cabinet; A plurality of rollers supporting the cabinet to be movable; The cold air generating unit is provided in the base member interposed between the cabinet and the roller, The rotating shaft portion penetrates through the cold air generating portion and extends into the storage compartment of each cabinet to supply the cold air generated from the cold air generating portions to the storage compartments, and the cold air of each storage compartment flows out to the cold air generating portion. Refrigerator comprising a cold air suction path. delete The method of claim 13, And the table member is rotatably provided with respect to the upper cabinet. delete The method of claim 13, The upper surface of the cabinet is provided with a see-through window for seeing the inside, The table member is a refrigerator, characterized in that the transparent to see the interior of the cabinet through the viewing window. In the refrigerator, A cold air generating unit for supplying cold air to the storage compartment; A cabinet in which the storage chamber is formed; A rotating shaft unit rotatably connecting the cabinet; A table member provided on an upper surface of the cabinet; A plurality of rollers supporting the cabinet to be movable; And the cold air generating unit includes a thermoelectric semiconductor element installed in the cabinet.