JP2007163063A - Refrigerator - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a refrigerator capable of increasing a storage space for stored objects, providing proper storage environment according to the kinds of foods stored, and at the same time, improving the usability of each storage compartment. <P>SOLUTION: A lower section 103, defined by vertically sectioning a heat insulating housing 101, is further divided to the right and left by a partitioning wall 105, one of them is used as a first freezing compartment 106, the other is further sectioned vertically as its upper portion as a vegetable compartment 108, and its lower portion as a second freezing compartment 109, and an air trunk is formed on the first partitioning wall 105 sectioning different temperature zones, thus the storage space can be increased, and the proper storage environment according to the stored foods can be provided. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to an arrangement of a storage room of a refrigerator and an air passage configuration for cooling the storage room.

  Conventionally, in a refrigerator that divides a storage chamber divided into upper, lower, left and right, as described in Patent Document 1, a storage room in a refrigeration temperature zone and a storage chamber in a refrigeration temperature zone are divided into upper and lower portions. Things have been proposed.

  FIG. 6 is a perspective view of a conventional refrigerator described in Patent Document 1. In FIG.

As shown in FIG. 6, the refrigerator main body 1 is divided up and down by the heat insulation division wall 2, and the upper division 3 is formed in the upper part and the lower division 4 is formed in the lower part. The upper section 3 is divided into left and right by a first partition wall 5, and the lower section 4 is divided into left and right by a second partition wall 6. One of the compartments partitioned by the first partition wall 5 is a refrigerator compartment 7, and a vegetable compartment 9 partitioned by a partition wall 8 is disposed in the lower part of the refrigerator compartment 7. The other compartment partitioned by the first partition wall 5 is a bottle storage chamber 10. Moreover, the freezer compartment 11 is arrange | positioned at one side divided by the 2nd division wall 6, and the ice making room 12 is arrange | positioned at the other.
JP 2001-263913 A

  However, in the above-described conventional configuration, since the lower section forms only a storage room in the freezing temperature zone, the position of the ice making room is lowered, and it is necessary to squat when taking out the ice generated from the ice making room. In addition, there is a problem that the storage space of the freezer compartment is reduced.

  The present invention solves the above-described conventional problems, and provides a refrigerator that increases storage space, provides an appropriate storage environment according to the type of stored food, and improves the convenience of each storage room at the same time. With the goal.

  In order to solve the above-described conventional problems, the refrigerator of the present invention includes a heat insulating box, a plurality of partition walls that divide the heat insulating box vertically and horizontally, a plurality of storage chambers whose front surfaces are opened, and each storage The storage chamber is provided with a cooling chamber provided with an evaporator for cooling the chamber, and the storage chamber is one of the storage compartments defined by a first insulated partition wall which partitions the lower portion thereof to the left and right. The chamber is a first freezer compartment, the other is vertically divided by a thermally insulated second partition wall, the upper part is a vegetable compartment, the lower part is a second freezer compartment, and the cooling compartment is the vegetable compartment and the second compartment The first partition wall is provided with ventilation means arranged across the back of the freezer compartment and for cooling the first freezer compartment.

  Accordingly, a plurality of freezing chambers having different shapes can be provided, and the depth space in which the cooling chamber in the lower section is not provided can be increased.

  The refrigerator of the present invention includes a heat insulating box, a plurality of partition walls that divide the heat insulating box vertically and horizontally, a plurality of storage chambers whose front surfaces are opened, and an evaporator for cooling each storage chamber A cooling chamber provided with a cooling chamber at the top, and a first freezing chamber defined by a heat-insulated first partition wall dividing the lower portion of the storage chamber into left and right sides. The upper part partitioned vertically by the second partition wall that is insulated from the other is the vegetable compartment, the lower part is the second freezer compartment, and the cooling compartment is arranged across the back of the vegetable compartment and the second freezer compartment The first partition wall is provided with ventilation means for cooling the first freezer compartment, and has a third partition wall that divides the first freezer compartment up and down. It is a thing.

  Thereby, the position of the ice making chamber can be arranged near the center of the refrigerator, and the depth space of the ice making chamber can be increased.

  The refrigerator of the present invention not only increases the storage space by providing ventilation paths in the heat insulating partition walls that divide different temperature zones, but also has relatively tall PET bottles and frozen foods in the storage room of the freezing temperature zone Can be stored easily, and an appropriate storage environment according to the stored food can be provided.

  In addition, the refrigerator of the present invention is provided with a ventilation path in the heat insulating partition wall that divides different temperature zones, and the ice making chamber is located near the center of the refrigerator, so that the amount of ice stored increases and the amount of ice in the summertime is large. Therefore, it is possible to stock a large amount of ice even when necessary, and it is possible to provide the convenience that the ice in the ice making chamber can be easily taken out while standing without bending down.

  In the first aspect of the present invention, the refrigerator main body cools the heat insulating box, the plurality of partition walls that divide the heat insulating box vertically and horizontally, the plurality of storage chambers whose front surfaces are opened, and the respective storage chambers. A cooling chamber provided with an evaporator for carrying out the operation, wherein the storage chamber has a refrigeration chamber at the top and a first storage chamber partitioned by a heat-insulated first partition wall that divides the lower portion into the left and right. One freezer compartment, the other divided up and down by a thermally insulated second partition wall, the upper part is the vegetable compartment, the lower part is the second freezer compartment, the cooling compartment is the vegetable compartment and the second freezer compartment The first partition wall is provided with ventilation means arranged across the back surface for cooling the first freezer compartment. As a result, a plurality of freezer compartments having different shapes can be provided, the depth space of the lower compartment not provided with the cooling chamber can be increased, and the storage space of the storage compartment in the freezing temperature zone can be increased. In addition, it is possible to easily store relatively tall plastic bottles and frozen foods in the storage room in the freezing temperature zone, and provide an appropriate storage environment according to the stored foods.

  According to a second aspect of the present invention, in the first aspect of the invention, the first partition wall is attached before the foamed heat insulating material is filled in the heat insulating box, and integrally foamed with the heat insulating box. It is. Thereby, the intensity | strength of a heat insulation box increases and it can utilize also when manufacturing the large capacity refrigerator which needs intensity | strength.

  According to a third aspect of the present invention, in the first or second aspect of the present invention, a plurality of air passage openings are formed in the first partition wall as the ventilation means. As a result, the storage room can be cooled from a plurality of locations, temperature fluctuations in the storage room can be reduced, and even when the stored items are stored in a biased manner in the storage room, it is not too cold and difficult to cool. Can be cooled down.

  Invention of Claim 4 has the 3rd partition wall which divides said 1st freezer compartment up and down in the invention as described in any one of Claim 1 to 3, Comprising: The ice making room. As a result, an independent ice making room can be configured, and by making it independent of other rooms, it is possible to properly use frozen storage and ice, providing clean ice that prevents odors from being transferred, and as needed The temperature rise by opening and closing the door can be reduced, leading to energy saving. In addition, by providing a ventilation path in the heat insulating partition wall that divides different temperature zones, and placing the ice making room near the center of the refrigerator, the amount of ice stored increases and even when a large amount of ice in the summer is needed Can be stocked in large quantities, and it is possible to provide the convenience of being able to easily take out the ice in the ice making chamber in a standing posture without bending down.

  The invention according to claim 5 is the invention according to claim 4, wherein the ice making chamber ventilation path for cooling the ice making chamber, and the first freezer compartment ventilation path for cooling the first freezing chamber; Is provided. As a result, the ice making room and the freezing room can be cooled independently, and even if one of the storage rooms rises in temperature by opening or closing the door, etc., it is only necessary to cool the room where the temperature has risen. Because it does not affect the other room, it also leads to improved preservation.

  According to a sixth aspect of the present invention, in the fifth aspect of the present invention, an air volume adjusting means for controlling the temperature of the ice making chamber is provided in the ice making chamber ventilation path. As a result, the temperature in the ice making chamber can be kept optimal, and it is not overcooled, leading to energy saving. In addition, the refrigerator usually has a defrosting function for removing frost in the cooling chamber, but it is possible to prevent warm air generated during defrosting from being introduced into the ice making chamber and to prevent melting of ice in the ice making chamber. it can.

  The invention according to claim 7 is the invention according to any one of claims 1 to 6, wherein a return air path from the first freezer compartment to the second freezer compartment is provided in the first partition wall. It is a thing. As a result, the return air can be returned from one place to the cooling chamber, and other parts constituting the air path are not necessary, leading to cost reduction.

  Hereinafter, embodiments of a refrigerator according to the present invention will be described with reference to the drawings. The present invention is not limited to the embodiments.

(Embodiment 1)
Embodiment 1 of the present invention will be described below with reference to FIGS. 1 is a front view of a heat insulation box of a refrigerator in Embodiment 1 of the present invention, FIG. 2 is a cross-sectional view of an air passage of the refrigerator in Embodiment 1 of the present invention, and FIG. 3 is a refrigerator in Embodiment 1 of the present invention. It is a perspective view of the 1st partition wall.

  In FIG. 1, a heat insulating box 101 configured to be insulated from the surroundings with a heat insulating material such as hard foam urethane is partitioned by a plurality of partition walls, and is divided into an upper section 102 and a lower section 103 in the vertical direction. The upper compartment 102 is composed of a refrigerator compartment 104. The lower compartment 103 is divided into left and right by a heat-insulated first partition wall 105, the left compartment is divided into a first freezing chamber 106, the second compartment wall 107 divided into upper and lower is divided into a vegetable compartment 108 and a lower portion. The second freezer compartment 109 is configured. The first partition wall 106 has a leading structure when foaming the heat insulating box 101. After the first partition wall 105 is attached to the heat insulating box 101, foaming is performed with hard foamed urethane or the like. . Moreover, the front opening part of each store room is closed with the door.

  In FIG. 2, the evaporator 110 and the cooling fan 111 are configured in a cooling chamber 112, and the cool air generated by the evaporator 110 in the refrigeration cycle is circulated to each storage chamber by the cooling fan 111 so that each storage chamber is opened. It is cooling. The first freezer compartment 106 is cooled by the cold air discharged from the first freezer compartment discharge air passage 113 formed in the heat-insulated first partition wall 105, and is configured in the first partition wall 105. Returned from the first freezing chamber return air passage 114 to the second freezing chamber 109, merged with the cold air in the second freezing chamber 109, and returned from the second freezing chamber return air passage 115 to the cooling chamber 112. It is.

  The operation of the refrigerator configured as described above will be described below.

  The first freezer compartment 106 provided in the left compartment of the lower compartment 103 and the second freezer compartment 109 provided below the right compartment of the lower compartment 103 are kept cooled at about −18 ° C. The vegetable compartment 108 provided above the right compartment is kept cooled at about 5 ° C.

  And when the user wants to store stored foods such as frozen foods in the cabinet, it is composed of two freezing rooms with different shapes, so that relatively small frozen foods and foods for home freezing are the first. It can be stored and managed in separate storage according to the storage such as storing in the second freezer 109 and storing large frozen foods such as tall frozen foods and plastic bottles in the first freezer 106. .

  Further, by providing the first freezing chamber discharge air passage 113 in the first partition wall 105, the depth space of the first freezing chamber 106 can be increased, and the amount of frozen food used today is increasing. In a certain food environment, the storage capacity of stored items such as frozen foods can be increased. Also, by providing two first freezing chamber discharge air passages 113 for cooling the first freezing chamber 106, the first freezing chamber 106, which is a tall storage chamber, can be provided from the top and the center. It is possible to cool, the temperature spots in the storage chamber are reduced, and it is possible to eliminate the slow cooling and slowness even when the stored items are concentrated in the lower part, for example.

  Further, by providing the first freezer compartment return air passage 114 in the first partition wall 105 and returning it to the second freezer compartment 109, the return air is supplied from one place of the second freezer compartment return air passage 115. Since it is possible to return to the cooling chamber 112 and the first freezing chamber 106 does not require a part for returning the return air to the cooling chamber 112, the cost can be reduced.

  In FIG. 3, the first partition wall 105 is configured by combining injection parts such as polypropylene, for example, and the first freezer compartment discharge air passage 113 and the first freezer compartment return air passage are also integrated. It is configured. Further, the inside is foamed integrally with the box body 101 with hard foamed urethane or the like.

  With the above configuration, the strength of the box itself can be increased, the number of parts can be reduced, and the cost can be reduced.

  As described above, the refrigerator according to the present embodiment increases the storage space of the refrigerator, can provide a refrigerator with excellent storage properties, and provides a low-cost refrigerator that can reduce costs. can do.

(Embodiment 2)
Hereinafter, a second embodiment of the present invention will be described with reference to FIGS. FIG. 4 is a front view of the heat insulation box of the refrigerator according to Embodiment 2 of the present invention, and FIG. 5 is a cross-sectional view of the air passage of the refrigerator according to Embodiment 2 of the present invention. In addition, about the same structure as Embodiment 1, the same code | symbol is attached | subjected and description is abbreviate | omitted.

  In FIG. 4, the heat insulating box 101 is partitioned by a plurality of partition walls, and is divided into an upper section 102 and a lower section 103 in the vertical direction, and the upper section 102 is configured by a refrigerator compartment 104. The lower section 103 is divided into left and right by a heat-insulated first partition wall 105, and an ice making chamber 117 is formed above the third partition wall 116 that is divided up and down on the left section, and a first freezer compartment 106 is formed below. The upper part of the second partition wall 107 divided into the upper right and lower parts is composed of a vegetable compartment 108 and the lower part is constituted by a second freezing compartment 109.

  In FIG. 5, the evaporator 110 and the cooling fan 111 are configured in the cooling chamber 112, and the cool air generated by the evaporator 110 in the refrigeration cycle is circulated to each storage chamber by the cooling fan 111. It is cooling. The ice making chamber 117 is cooled by the cold air discharged from the ice making chamber discharge air passage 118 formed in the heat-insulated first partition wall 105, and the first freezing chamber 106 is insulated from the first partition. It is cooled by the cold air discharged from the first freezing chamber discharge air passage 113 formed in the wall 105. Further, in order to melt frost in the cooling chamber 112, a defrost heater 119 is disposed below the evaporator 110, and the defrost heater 119 is energized to heat the cooling chamber 112 when defrosting.

  The operation of the refrigerator configured as described above will be described below.

  The ice making chamber 117 is configured as an independent storage room. By making the ice making chamber 117 independent of other rooms, the frozen storage items and ice can be used properly, and the ice making chamber 117 is provided with clean ice that prevents the transfer of odors. Since the first freezer compartment 106 is cooled independently, even if one of the storage rooms rises in temperature by opening or closing the door, etc., it is only necessary to cool only the room where the temperature has risen, leading to energy saving. Since it does not affect the other room, it also leads to improved preservation.

  Further, since the ice making chamber 117 is cooled by the cold air discharged from the ice making chamber discharge air passage 118 provided in the first partition wall 105, the depth space of the ice making chamber 117 can be increased, and ice storage can be performed. Larger amounts of ice can be stocked even when summer ice is needed in large quantities.

  In addition, since the ice making chamber 117 is configured at the upper part of the first freezing chamber 106, it can be arranged near the center of the refrigerator main body, and can easily be placed in the ice making chamber 117 without standing down. It is possible to provide the convenience of being able to take out ice.

  Further, by providing the damper 120 in the ice making chamber discharge air passage 118, the temperature in the ice making chamber 117 can be kept optimal, and it is not overcooled, leading to energy saving, but also warm air generated during defrosting. Can be prevented from being introduced into the ice making chamber 117, and melting of ice in the ice making chamber 117 can be prevented.

  As described above, the refrigerator according to the present embodiment can provide a refrigerator that has an increased storage space for the refrigerator, particularly an ice making chamber, and is excellent in the preservation of ice stored in the ice making chamber. In addition, energy-saving refrigerators that are friendly to the environment can be provided.

  As described above, the refrigerator according to the present invention can increase the storage space and provide an appropriate storage environment according to the stored food by providing a ventilation path in the heat insulating partition wall that partitions different temperature zones. It can also be applied to commercial refrigerators and system kitchens.

The front view of the heat insulation box of the refrigerator in Embodiment 1 of this invention Cross section of the air passage of the refrigerator in the first embodiment of the present invention The perspective view of the 1st partition wall of the refrigerator in Embodiment 1 of this invention The front view of the heat insulation box of the refrigerator in Embodiment 2 of this invention Cross section of the air passage of the refrigerator in the second embodiment of the present invention Perspective view of a conventional refrigerator

Explanation of symbols

DESCRIPTION OF SYMBOLS 101 Heat insulation box 102 Upper section 103 Lower section 104 Refrigeration room 105 First partition wall 106 First freezing room 107 Second partition wall 108 Vegetable room 109 Second freezing room 110 Evaporator 111 Cooling fan 112 Cooling room 113 First freezer compartment discharge air passage 114 First freezer compartment return air passage 115 Second freezer compartment return air passage 116 Third partition wall 117 Ice making chamber 118 Ice making room discharge air passage 119 Defroster heater 120 Damper

Claims (7)

  The refrigerator body includes a heat insulating box, a plurality of partition walls that divide the heat insulating box vertically and horizontally, a plurality of storage chambers whose front surfaces are opened, and a cooling device provided with an evaporator for cooling each storage chamber. The storage room is a refrigeration room at the top, one storage room partitioned by a heat-insulated first partition wall partitioning the lower part left and right is a first freezing room, and the other is The upper part partitioned vertically by the insulated second partition wall is the vegetable compartment, the lower part is the second freezing compartment, and the cooling compartment is arranged across the vegetable compartment and the back of the second freezing compartment, A refrigerator comprising a first partition wall provided with ventilation means for cooling the freezer compartment.   2. The refrigerator according to claim 1, wherein the first partition wall is attached before the heat insulating box is filled with a foam heat insulating material and integrally foamed with the heat insulating box.   The refrigerator according to claim 1 or 2, wherein a plurality of air passage openings are formed in the first partition wall as the ventilation means.   The refrigerator according to any one of claims 1 to 3, further comprising a third partition wall that divides the first freezer compartment up and down, and an upper portion of the compartment is an ice making chamber.   The refrigerator according to claim 4, wherein an ice making chamber ventilation path for cooling the ice making chamber and a first freezing chamber ventilation path for cooling the first freezing chamber are provided.   6. The refrigerator according to claim 5, wherein an air volume adjusting means for controlling the temperature of the ice making chamber is provided in the ice making chamber ventilation path.   The refrigerator according to any one of claims 1 to 6, wherein a return air passage from the first freezer compartment to the second freezer compartment is provided in the first partition wall.

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