JPH11223450A - Refrigerator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a refrigerator for shortening an icemaking and deep freezing time with a simple constitution. SOLUTION: An icemaking chamber 14 and a deep freezing chamber 16 are provided in one space. An agitating fan 60a for agitating cold air in the chamber 14 and the chamber 16 is provided between an ice storage case 28 arranged in the chamber 14 and a back surface of the chamber 14. An icemaking opening 75 for diffusing the cold air to an icemaking tray 30 and a special purpose duct 66 having a deep freezing opening 76 for diffusing the cold air to a deep freezing box 32 are mounted at the fan 60a. Thus, the cold air is concentrically supplied to the tray 30 and the case 32 by the fan 60a.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a refrigerator.

[0002]

2. Description of the Related Art Some recent refrigerators have an automatic ice making device in a part of a freezing compartment. This automatic ice making device supplies water in a water tank arranged in a refrigerator to an ice tray arranged in an ice making room and freezes it.

That is, a cool air outlet is provided at the back of the ice making chamber, and cool air is blown into the ice making chamber from the cool air outlet. The water in the ice tray is cooled and frozen by the cold air, and after this freezing, the ice tray is inverted and twisted, so that the ice in the ice tray peels off the ice tray, falls, and falls below the ice tray. It is stored in an ice storage box provided.

Some recent refrigerators have a quick freezing function. This quick refrigeration function cools the freezer compartment more than usual by forcibly operating the compressor for a certain period of time.

[0005] That is, the refrigerator is provided with a quick freezing switch, and when the user wants to freeze the target faster than usual, the switch is pressed to operate the compressor for a certain period of time, and thereby the freezer compartment is operated. It cools down faster than usual and freezes the target faster.

[0006]

In such a conventional example, by operating a cooler blower disposed behind the cooler cover, cool air is blown out from a cool air outlet on the front of the cover, and the cold air is used to make ice. Ice is made by cooling the water in the dish, and quick freezing is performed.

However, the cool air from the blower for the cooler is only blown out from the cool air outlet of the ice making room or the freezing room, and is not efficiently transmitted to the ice tray or the object to be rapidly frozen. There is a problem that time cannot be shortened.

Further, in the above conventional example, in order to shorten the ice making and freezing time, the amount of cold air applied to the object to be cooled is increased or the temperature of the cold air is lowered by adjusting the opening area of the cold air outlet. There was only a means, and the effect was limited.

In view of the above problems, an object of the present invention is to provide a refrigerator capable of shortening the ice making and freezing time with a simple configuration.

[0010]

According to a first aspect of the present invention, there is provided a refrigerator having a storage room including a freezing room and a blower for a cooler for blowing cool air from the cooler to the storage room. Is provided with a stirring fan of a stirring blower for stirring cool air in the storage chamber.

The refrigerator according to claim 2 is the refrigerator according to claim 1,
A part of the storage room forms an ice making room.

The refrigerator according to claim 3 is the refrigerator according to claim 1,
The agitating blower directs cold air in the storage room toward a predetermined location in the storage room.

The refrigerator according to claim 4 is the refrigerator according to claim 3,
The predetermined location is one or both of an ice tray portion and a quick freezing portion provided in the storage room.

The refrigerator according to claim 5 is the refrigerator according to claim 1,
A drawer is provided in the storage room, and the stirring fan is provided in a space between the storage container and the back of the storage room.

The refrigerator according to claim 6 is the refrigerator according to claim 5,
A part of the storage room forms an ice making room, and the storage container is an ice making room container that is arranged to be able to be drawn out to the ice making room,
The stirring fan is disposed in a space between the ice-making room container and the back of the ice-making room, and the stirring fan stirs cool air in the ice-making room and the freezing room.

The refrigerator according to claim 7 is the refrigerator according to claim 3,
A duct having a plurality of openings is provided, one opening of the duct is an opening for cooling air suction provided with the stirring fan, and the other opening of the duct is an opening for blowing cold air opening toward the predetermined location. It is characterized by the following.

The refrigerator according to claim 8 is the refrigerator according to claim 7,
A part of the storage room forms an ice making room, a drawer freezer compartment is arranged in the freezing room, and an ice making room container drawable in the ice making room and an ice tray are arranged above the container. The opening of the duct for blowing cold air is characterized by comprising a freezing opening for blowing cold air to a freezing room container and an ice making opening for blowing cold air to an ice tray in an ice making room.

The refrigerator according to claim 9 is the refrigerator according to claim 8,
The ice tray of the ice making room is provided with an ice tray duct for guiding cool air to an upper surface thereof, and the ice tray duct is connected to an ice making opening of the duct from the stirring fan. .

According to a tenth aspect of the present invention, in the refrigerator according to the ninth aspect, the opening for ice making has a first opening for blowing cool air from the rear of the upper surface of the ice tray and a second opening connected to the ice tray duct. The ice tray duct is provided with an opening for blowing cool air from the side of the upper surface of the ice tray.

[0020] In a refrigerator according to an eleventh aspect of the present invention, in the seventh aspect, a part of the storage room forms an ice making room, and a container for a freezing room that can be drawn out into the freezing room is arranged, and the refrigerator can be drawn out into the ice making room. And a duct is provided in a space behind the ice-making room container, a space behind the freezing room container, or a partition space between the ice-making room container and the freezing room container. It is characterized by the following.

According to a twelfth aspect of the present invention, in the refrigerator according to the eighth aspect, the stirring fan and its duct are arranged in a space between an ice making room container and the back of the ice making room, and the freezing opening of the duct is provided for the ice making room. An opening is provided in a partition space between the container and the freezer container. The refrigerator of claim 13 is
2. The cooler cover according to claim 1, wherein a cooler cover covering a front surface of the cooler includes a front cover forming a rear surface of the storage chamber, and a rear cover forming a duct for guiding cool air from the blower for the cooler to the storage chamber together with the front cover. Wherein the motor of the agitating blower is embedded in the front cover side of the cooler cover.

According to a fourteenth aspect of the present invention, in the refrigerator according to the second aspect, the cooler cover for covering the front surface of the cooler includes a front cover forming the back surface of the storage room, and the front cover and the cooler from the blower for the cooler. In the area corresponding to the back of the ice-making chamber in the front cover, there is no outlet provided for blowing cool air from the blower for the cooler, and The air blower blows cold air onto an ice tray arranged in the ice making chamber.

According to a fifteenth aspect of the present invention, in the refrigerator of the eighth aspect, a damper is provided inside the duct.

A refrigerator according to a sixteenth aspect is the refrigerator according to the seventh aspect, wherein a deodorant is disposed inside the duct.

A refrigerator according to a seventeenth aspect is characterized in that, in the first aspect, the stirring blower can change the rotation speed of the stirring fan.

[0026] In the refrigerator according to claim 18, in claim 15, the stirring blower can change the rotation speed of the stirring fan, and the damper disposed inside the duct is adapted to change the rotation speed of the stirring fan. The opening and closing angle can be changed.

In the refrigerator according to the first aspect of the present invention, an agitating blower for stirring the cool air in the storage chamber is provided separately from the blower for the cooler, and the fan in the storage chamber, that is, the stirring fan is used to reduce the cool air in the storage chamber. Since the stirring is performed, the cooling time of the stored items in the storage chamber can be reduced without depending on the adjustment of the amount of the cool air blown out from the blower for the cooler.

According to the refrigerator of the second aspect, the cooling air in the ice making room and the freezing room is stirred by the stirring fan, so that the ice making and freezing time can be shortened.

According to the refrigerator of the third aspect, since the cool air in the storage chamber can be intensively blown to the predetermined location by the agitating blower, the cooling time can be further reduced at the predetermined location.

According to the fourth aspect of the present invention, since the cool air is intensively blown by the agitating blower to the quick freezing section and the ice making section to be rapidly frozen, quick freezing and quick ice making are effectively achieved. You.

In the refrigerator according to the fifth aspect, since the stirring fan is disposed in the dead space between the storage container and the back of the storage room, the problem of a large decrease in the capacity of the storage room does not occur.

In the refrigerator according to the sixth aspect, since the stirring fan is provided in the space between the ice-making room container and the back of the ice-making room, the storage amount in the storage room only slightly affects the ice storage amount. Yes, other storage amounts do not change.

According to the refrigerator of the present invention, since the duct is provided, it is possible to further specify the cool air from the stirring fan and to blow the air intensively to a predetermined location.

According to the refrigerator of the present invention, the cool air from the stirring fan can be blown out to the freezer compartment container and the ice tray by the duct.

In the refrigerator according to the ninth aspect, since the ice making duct is connected to the ice making opening of the duct from the stirring fan, there is no obstacle between the ice making opening and the ice making tray. Loss can be eliminated, and the ice making time can be further reduced.

In the refrigerator according to the tenth aspect, cool air from the agitating fan is blown from the first opening of the ice making opening to the upper surface of the ice tray from the rear thereof, and the ice making duct flows from the second opening of the ice making opening. It is blown out from the side to the upper surface of the ice tray via the. As described above, since the cool air is blown from both the rear and side to the upper surface of the ice tray, the ice making time can be significantly reduced.

In the refrigerator according to the eleventh aspect, the duct is:
Since it is located in the dead space, which is the space behind the ice-making room container and the cooling room container, and the partition space between the ice-making room container and the freezing room container, there is a problem that the capacity of the storage room is greatly reduced. do not do.

In the refrigerator according to the twelfth aspect, the stirring fan and its duct are arranged in a dead space between the ice making chamber container and the back of the ice making chamber, and the freezing opening of the duct is provided for the ice making chamber. The opening in the dead space, which is a partition space between the container and the container for the freezing room, does not cause a problem that the capacity in the storage room is significantly reduced.

In the refrigerator according to the thirteenth aspect, since the motor of the agitating blower is buried in the cooler cover, the decrease in the capacity of the storage room can be further reduced.

In the refrigerator according to the fourteenth aspect, since there is no air outlet from the cooler cover to the ice making chamber, the amount of air blown from the air blower for the cooler to the air outlet to the other part of the storage chamber is increased, and especially the freezing is performed. A large amount of cold air is distributed to the room side, which is advantageous for food preservability. In addition, the back of the ice-making chamber has a large amount of water due to the effect of water supplied to the ice-making tray. Therefore, if there is an air outlet in this portion, there is a problem that frost tends to form around the air outlet. Eliminating the exit,
Further, the presence of the flow of cool air by the stirring fan can reduce frost formation on the cooler and shorten the defrosting time.

In the refrigerator according to the fifteenth aspect, the destination of the cold air can be changed by a damper provided in the duct, and depending on the position and number of the dampers, only the ice tray side, only the freezer compartment side, or both. Various cooling specifications can be set.

In the refrigerator according to the sixteenth aspect, since the cool air in the storage room can be blown to the ice tray or the freezing container through the deodorant, the transfer of the odor in the storage room can be reduced. The smell of the storage room itself can be removed. In addition, since the stirring blower is not linked to the operation of the compressor unlike the cooler blower, it can be deodorized at any time.

In the refrigerator according to the seventeenth aspect, by changing the number of revolutions of the stirring fan, for example, by increasing the number of revolutions when making and freezing ice faster than usual, more cold air can be blown to the object. can do.

In the refrigerator according to the eighteenth aspect, the opening / closing angle of the damper is changed in accordance with the rotation speed of the stirring fan, for example, while keeping the flow rate of the cool air to one side such as the freezer compartment side constant. It is also possible to increase the flow rate of cold air to the other side such as the ice tray.

[0045]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a refrigerator 10 according to an embodiment of the present invention will be described with reference to the drawings.

FIG. 2 is a perspective view of the refrigerator 10. The refrigerator 10 is provided with a refrigerator compartment 12, an ice making compartment 14, a freezing compartment 16 and a vegetable compartment 18 from above. On the right side of the ice making chamber 14, a switching chamber 20 capable of adjusting the temperature in the refrigerator is provided.

FIG. 1 is a longitudinal sectional view of a main part showing the ice making room 14 and the freezing room 16 of the refrigerator 10, and FIG.
2 shows a cross section corresponding to a line. As shown in FIG. 1, the ice making room 14 and the freezing room 16 form one space, and the ice making room 14 is provided above the space, and the freezing room 16 is provided below the space.

An ice storage box 28 serving as an ice making container is provided in the ice making chamber 14, and an ice tray 30 is provided above the ice storage box 28. The ice storage box 28 is mounted on a drawer rail (not shown). The rail is attached to the ice making chamber door 24, and the ice making chamber door 24 is pulled forward as shown in FIG. It is structured to be drawn out.

In the freezer compartment 16, a freezer box 32 serving as a freezer compartment container is arranged in two upper and lower stages, and this freezer box 32 is also mounted on a drawer rail (not shown) like the ice storage box 28. By pulling the freezer compartment door 26 forward, the freezer compartment 26 is pulled out of the freezer compartment 16.

As shown in FIG. 1, a cooler 34 is disposed behind the freezer 16, and above the cooler 34,
A cooler blower 36 for sending cool air from the cooler 34 to the freezing compartment 16 and the ice making compartment 14 is provided.

The front of the cooler 34 is covered with a cooler cover 38. The cooler cover 38 includes a front cover 38a.
And a rear cover 38b, and the inside thereof forms a duct 39 for guiding cool air from the cooler blower 36 to the freezing room 16 and the ice making room 14. The front surface of the front cover 38a corresponds to the rear surfaces of the freezing compartment 16 and the ice making compartment 14.

As shown in FIGS. 4 and 5, the cooler cover 38 has a wide width on the back side of the freezing compartment 16, but has a narrow upper portion in the ice making compartment 14. It is formed thin. A cooler blower 36 is provided at the position of the constricted portion, and the cooler 34 is provided at a wide portion.

As shown in FIG. 7, the cooler blower 36 is disposed behind the cooler cover 38. Specifically, a bellmouth-shaped suction opening 40 is provided in the rear cover 38 b of the cooler cover 38, and the opening 40 is provided.
Is provided with a fan 36a. A motor 36b for driving the fan 36a is housed in a case body 36c, and is attached by screwing the case body 36c to a positioning boss 40a projecting rearward from an edge of the opening 40 of the rear cover 38b. Have been. As described above, the motor 36b is housed in the case body 36c, and the fan 36a, the motor 36b and the case body 36c are integrated and attached to the cooler cover 38, whereby the front cover of the motor is integrated with the cooler cover. It is possible to easily replace the fan 36a with respect to the conventional structure.

The case body 36c has a self-hinge 42
It is configured as an integrated product that can be opened and closed via a. Further, a peripheral edge portion 44 on the front surface of the case body 36c serving as a passage for injecting cool air from the cooler 34 into the cooler cover 38,
It is chamfered, that is, formed so as to be inclined obliquely so as to easily introduce cold air.

The cooler cover 38 is controlled by the fan 36a.
The front cover 38a is provided with the fan 3 so that the cool air blown into the duct 39 in the inside is well distributed to the entire duct 39.
6a, it is formed in a conical shape protruding rearward at a position facing the front surface. That is, the front cover 38a is formed with the conical portion 44 so that the clearance between the fan 36a and the front cover 38a gradually decreases toward the rotation axis 36d of the fan 36a.

The conical portion 44 is provided with a fan 36a.
A top portion where the front end of the rotating shaft 36d is located is formed as a concave portion 44a which is depressed forward. The concave portion 44a is formed to have substantially the same diameter as the diameter of the boss of the fan 36a. With the concave portion 44a, the clearance between the fan 36a and the front cover 38a can be narrowed and the air blowing efficiency can be increased without considering the protrusion size of the rotating shaft 36d.

As shown in FIGS. 4 and 5, the front cover 38a of the cooler cover 38 has a plurality of cold air outlets 46, 4 provided thereon.
8a, 48b and 48c are provided.

That is, the first outlet 46 for blowing out the cool air from the cooler blower 36 toward the ice making chamber 14 is connected to the front cover 3.
8a. In addition, cold air is supplied to the freezer compartment 16.
Second, third, and fourth outlets 48a for blowing to the side,
A plurality of 48b and 48c are provided on the side of the constricted portion of the front cover 38a, slightly below the front cover 38a, and at the lower end of the front cover 38a.

As shown in FIGS. 5 and 7, an opening 50 for guiding cool air to the refrigerator compartment 12 and the switching compartment 20 is formed at the upper end of the rear cover 38b of the cooler cover 38.

Here, the configuration of the ice maker provided in the ice maker 14 will be described.

As shown in FIGS. 1 and 3, a water tank 52 for supplying water to the ice tray 30 is provided on the bottom left side of the refrigerator compartment 12.
Is arranged.

A tray supporting device 53 constituting an ice maker is provided on the ceiling of the ice making chamber 14, and a slender rectangular ice tray 30 extending rearward is rotatably arranged on the rear surface thereof. Ice tray 30 from water tank 52 via water supply pipe 54
Is supplied with a predetermined amount of water. In addition, an ice detecting lever 55 is rotatably provided on the lower portion of the rear surface of the dish support device 53.
It is provided so that it can enter and leave. An ice storage box 28 for storing ice below the ice tray 30 and the ice detection lever 55.
Is arranged.

The ice frozen in the ice tray 30 is supplied to the tray supporting device 5.
3, the ice tray 30 is rotated to twist, and the ice inside the ice tray 30 falls into the ice storage box 28. When there is ice inside the ice storage box 28, the ice detection lever 55 is pushed up by the ice, so that the presence of ice can be detected. On the other hand, when there is no ice inside the ice storage box 28, the ice detection lever 55 is
Because it hangs down to the bottom, it can be detected that there is no ice.

Next, a configuration for stirring the cool air in the ice making chamber 14 and the freezing chamber 16 will be described.

As shown in FIG. 1, the ice storage box 2
In the dead space 56 between 8 and the cooler cover 38,
A fan (hereinafter, agitating fan) 60a of an agitating blower 60 for agitating cool air in the ice making chamber 14 and the freezing chamber 16 is provided. The stirring fan 60a is provided with a cooler blower 36.
It is located in a position that is not directly affected by the cold air. That is, the stirring fan 60a is
8 are not arranged in front of the cold air outlets 46 and 48,
The cool air outlets 46 and 48 are arranged at positions shifted from the front surfaces thereof so that the cool air in the chambers 14 and 16 can be stirred independently. This is because the stirring fan 60a is usually
Since the cooler 34 is constantly rotated, relatively warm air is supplied from the cool air outlets 46 and 48 to the chamber 1 when the cooler 34 is defrosted.
This is to prevent the air from being sucked into the insides 4 and 16.

As shown in FIG. 7, the motor 60b for rotating the stirring fan 60a is disposed in a recess 62 formed in the front cover 38a of the cooler cover 38, and the front surface thereof is closed by the motor cover 64. Have been. This motor 60
b is inverter-controlled so that the rotation speed of the stirring fan 60a can be changed.

In the dead space 56, the cool air blown out by the stirring fan 60a is supplied to the ice making room 14 and the freezing room 16.
An exclusive duct 66 for blowing out toward a predetermined location is provided. As shown in FIG. 6, the dedicated duct 66 is attached to the front surface of the front cover 38a of the cooler cover 38 so as to cover the position where the stirring fan 60a is provided.

The dedicated duct 66 has a bell mouth portion 70 having a bell mouth shape opening portion 68 and is attached to the front surface of the bell mouth portion 70 before forming a cold air flow path between the bell mouth portion 70 and the bell mouth portion 70. This is a split-type duct including a duct portion 72 (see FIG. 6).

As shown in FIG. 7, a stirring fan 60a is provided in the opening 68 of the bell mouth portion 70. An air gap is provided between the back of the stirring fan 60a and the front of the cooler cover 38, so that the cool air in the ice making chamber 14 and the freezing chamber 16 is sucked into the dedicated duct 66.

The exclusive duct 66 has openings 74 and 75 for blowing cold air to the ice tray 30 of the ice making chamber 14 on the front side of the upper end thereof, and has a forward and downward opening at the lower end. Spreads like a skirt while tilting
Has a freezing opening 76 for blowing cold air into the upper freezing box 32.

As shown in FIGS. 8 to 10, the ice making openings 74 and 75 have a first opening 74 for blowing cool air from behind the ice making tray 30, and an ice tray duct disposed above the ice making tray 30. The second opening 75 is connected to the second opening 75.

More specifically, an ice-making cover 80 is provided above the ice tray 30 integrally with the tray supporting device 53, and a portion of the ice-making cover 80 above the ice tray 30 has a first opening 74. An opening 81 for supplying the cool air from the upper surface of the ice tray 30 is formed.

One side of the ice making cover 80 corresponding to the obliquely upper part of the ice tray 30 is formed in an arc-shaped cross section, and a cool air guide port 82 is opened in this arc-shaped side. . A cover 83 having a substantially L-shaped cross section is provided so as to cover the cold air guide port 82, and the inside thereof is formed as an ice tray duct 78. That is,
The ice tray duct 78 is formed so as to extend in the front-rear direction on the upper side of the ice tray 30, and has a cold air guide port 82 extending in the longitudinal direction of the duct 78 on a side surface on the ice tray 30 side.

The first opening 74 is connected to the ice making cover 8.
The second opening 75 is connected to the rear end of the ice tray 80 and is arranged behind the opening 81 of the ice tray 30 to blow cold air onto the upper surface of the ice tray 30 from behind.
Cold air is blown from the side onto the upper surface of the ice tray 30.

On the other hand, the freezing opening 76 of the dedicated duct 66
Is a dead space 84 which is a partition between the ice making room 14 and the freezing room 16, that is, the freezing room door 26 and the ice making room door 24.
Is provided in a space behind the partition body 85 for absorbing the gasket.

The opening area of the freezing opening 76 farther from the stirring fan 60a is set larger than the total opening area of the ice making openings 74 and 75 closer to the stirring fan 60a. 76 is also arranged so that cool air is well distributed.

Next, the operation and effect of this refrigerator will be described.

The stirring blower 60 is provided with a cooler blower 36.
Independently, the stirring fan 60a is always rotated at a certain rotation speed (for example, 1500 rpm). By rotating the stirring fan 60a in this manner, as shown in FIG.
The cold air in 6 is stirred. Therefore, the time of ice making and freezing can be shortened by the stirred cool air. When performing quick freezing or quick ice making, the stirring fan 60a
By increasing the number of revolutions (for example, 3000 rpm) and increasing the circulation of cold air, the cooling effect is enhanced and the time for ice making and freezing can be further reduced.

In this embodiment, since the special duct 66 is provided in particular, as shown in FIG.
, The cold air in the ice making room 14 and the freezing room 16
It is sucked into the duct 66 from the opening 68 of the bell mouth part 70. The sucked cool air is distributed vertically in the dedicated duct 66. One of the distributed cool air is sent from the freezing opening 76 into the freezing box 32 in the upper stage of the freezing room 16. The other of the distributed cold air is ice opening 7
The air is blown out of the ice tray 30 from the rear and sides thereof.

By providing the dedicated duct 66 in this manner, the cool air from the stirring fan 60a can be blown out to the ice tray 30 and the freezing box 32 in a specific manner, so that the ice making and freezing time can be greatly reduced. Can be shorter.

The stirring fan 60a and the dedicated duct 6
6 is a dead space 56, which has not been used before.
Since they are arranged at 84, the space can be effectively used, and the capacity in the refrigerator is not reduced.

Further, two parts of the ice making room 14 and the freezing room 16 can be cooled by one stirring blower 60. Moreover, since the entire space of the ice making chamber 14 and the freezing chamber 16 is stirred by the stirring blower 60, the growth of frost on the front side of the cooler cover 38 can be prevented.

In the above embodiment, the stirring fan 60
a is arranged in the space behind the ice storage box 28, but the stirring fan 60a is
May be arranged at the rear of the partition space between the refrigerator box 32 and the freezing box 32. In addition, the dedicated fan 66 is also installed in the ice storage box 2 accordingly.
8, the rear space of the freezing box 32 and the rear part of the partition space.

Even when the dedicated duct 66 is not provided, the ice making chamber 14 and the freezing chamber 16
By circulating the cool air inside, the time for ice making and freezing can be shortened. In this case, by arranging the front of the stirring fan 60a toward a portion of the ice tray 30 or the like where rapid cooling is desired, it is possible to blow air intensively on the portion of rapid cooling required.

In the above-described embodiment, the cool air outlet 46 for the ice making chamber 14 is provided above the cooler cover 38. It is good also as a structure which does not provide the cool air blow-off port which blows out the cool air from the blower 36 directly. In this case, the amount of air blown from the cooler blower 36 to the outlet 48 to the freezing compartment 16 increases, and the amount of cold air distributed to the freezing compartment 16 increases, which is advantageous in food preservation. In addition, since there is no air outlet 46 to the ice making chamber 14 having a lot of moisture, frost formation on the cooler 34 can be reduced and the defrosting time can be shortened.

FIG. 11 shows another embodiment of the present invention. In this embodiment, a damper 90 is provided in a dedicated duct 66.

More specifically, a damper 90 for opening and closing the flow path is provided below the stirring fan 60 a in the dedicated duct 66, that is, downstream of the duct on the side of the freezing opening 76. In this case, when it is desired to intensively send cool air to the ice tray 30, the damper 90 is closed as shown in FIG. As a result, the flow of cool air to the freezing opening 76 can be stopped, so that much cool air can be sent to the ice tray 30 and the rapid ice making effect can be further enhanced. When it is desired to blow air to the freezing box 32, the ice making time and the freezing time can be shortened by opening the damper 90 as in the above-described embodiment.

In this case, the opening / closing angle of the damper 90 may be changed according to the rotation speed of the stirring fan 60a. For example, when the rotation speed of the stirring fan 60a is increased, the damper 90 is controlled so as to be changed from a completely open state to a half-open state. Since the blowing amount can be increased, the quick ice making effect can be further improved without lowering the quick freezing effect.

Although the damper 90 is provided on the side of the freezing opening 76 in FIG. 11, the damper 90 may be provided on the side of the ice making openings 74 and 75. In this case, closing the duct 90 further enhances the quick freezing effect. be able to. In addition, damper 9
0 may be provided on both the ice making openings 74 and 75 side and the freezing opening 76 side. In this case, if necessary, both the quick ice making effect and the quick freezing effect can be further enhanced. It becomes possible.

FIG. 12 shows still another embodiment of the present invention. In this embodiment, a deodorant 92 is provided in a dedicated duct 66.

More specifically, a deodorant 92 having a lattice shape as shown in FIG. 13 is disposed below the agitating fan 60a in the exclusive duct 66, that is, downstream of the duct on the side of the freezing opening 76. The cool air flowing to the opening 76 side is configured to be blown from the freezing opening 76 through the gap of the lattice of the deodorant 92.

Thus, the transfer of the odor in the freezing room 16 and the ice making room 14 can be reduced, and
The smell itself can be eliminated. Further, as described above, the agitating blower 60 does not interlock with the operation of the compressor as in the case of the cooler blower 36, and is normally operated constantly, so that it can be deodorized at any time.

In the above embodiments, the case where the ice making chamber 14 and the freezing chamber 16 are provided above and below has been described.
Needless to say, the present invention can be applied to a case where the ice making compartment 14 and the freezing compartment 16 are provided on the left and right sides.

[0094]

As described above, according to the refrigerator of the present invention, the cooling air in the ice making room and the freezing room is agitated by the agitating blower provided separately from the cooler blower, so that
By sending cool air to the freezer compartment, it is possible to shorten the time required for ice making and freezing.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view of an ice making room and a freezing room of a refrigerator according to one embodiment of the present invention.

FIG. 2 is a perspective view of the refrigerator.

FIG. 3 is an enlarged perspective view of a middle section of the refrigerator.

FIG. 4 is a cutaway front view of an ice making room and a freezing room of the refrigerator.

FIG. 5 is a perspective view of a cooler cover of the refrigerator.

FIG. 6 is an exploded perspective view of a cooler cover and a dedicated duct attached to a front surface of the cooler cover.

FIG. 7 is an enlarged vertical sectional view of a main part of an ice making room and a freezing room of the refrigerator.

FIG. 8 is an exploded perspective view showing a positional relationship between the exclusive duct and an ice tray.

FIG. 9 is a plan view of a dedicated duct and an ice tray.

FIG. 10 is a sectional view taken along line XX of FIG. 9;

FIG. 11 is a longitudinal sectional view of a main part of an ice making room and a freezing room in another embodiment of the present invention.

FIG. 12 is a longitudinal sectional view of a main part of an ice making room and a freezing room in still another embodiment of the present invention.

FIG. 13 is a perspective view of a deodorant.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Refrigerator 14 Ice making room 16 Freezing room 28 Ice storage box 30 Ice making tray 32 Freezing box 34 Cooler 36 Cooler blower 38 Cooler cover 56, 84 Dead space 60 Stirrer fan 60a Stirrer fan 66 Exclusive duct 68 Exclusive duct 68 Bell mouth shape of exclusive duct Opening 74 ice making opening (first opening) 75 ice making opening (second opening) 76 freezing opening 78 ice tray duct 90 damper 92 deodorant

Claims (18)

[Claims] 1. A refrigerator having a storage room comprising a freezing room and a blower for a cooler for blowing cool air from the cooler to the storage room, wherein a stirrer for stirring cool air in the storage room inside the storage room. Refrigerator characterized by being provided with a stirring fan. 2. The refrigerator according to claim 1, wherein a part of the storage room forms an ice making room. 3. The refrigerator according to claim 1, wherein the stirring blower directs cold air in the storage room toward a predetermined location in the storage room. 4. The refrigerator according to claim 3, wherein the predetermined location is at least one of an ice tray and a quick freezing unit provided in the storage room. 5. The refrigerator according to claim 1, wherein a drawer is provided in the storage room, and the stirring fan is provided in a space between the storage container and the back of the storage room. 6. An ice-making room, wherein a part of the storage room forms an ice-making room, and wherein the storage container is an ice-making room container arranged to be drawn out to the ice-making room. The refrigerator according to claim 5, wherein the stirring fan is disposed in a space, and the stirring fan stirs cool air in the ice making room and the freezing room. 7. A duct having a plurality of openings, wherein one opening of the duct is a cooling air suction opening in which the stirring fan is arranged, and another opening of the duct opens toward the predetermined location. 4. The refrigerator according to claim 3, wherein the refrigerator is a blow-off opening. 8. A freezer compartment that can be drawn out into the freezing compartment, a part of the storage compartment forming an ice making compartment, and an ice making compartment that can be drawn out into the ice making compartment and ice making above it. A dish is provided, and the opening for blowing cool air of the duct comprises an opening for freezing that blows cool air to a container for a freezing room, and an opening for ice making that blows cool air to an ice tray of an ice making room. Item 7. The refrigerator according to Item 7. 9. The ice tray of the ice making room is provided with an ice tray duct for guiding cool air to an upper surface thereof, and the ice tray duct is connected to an ice making opening of the duct from the stirring fan. 9. The refrigerator according to claim 8, wherein: 10. The ice making tray comprises: a first opening for blowing cool air from behind the upper surface of the ice tray; and a second opening connected to the ice tray duct. 10. The refrigerator according to claim 9, wherein an opening for blowing cool air from the side of the upper surface of the ice tray is provided. 11. A freezing compartment container is provided in the freezing compartment, wherein a part of the storage compartment forms an ice making compartment, and a drawable ice making compartment is provided in the ice making compartment. The duct according to claim 7, wherein the duct is provided in a space behind the ice-making room container, in a space behind the freezing room container, or in a partition space between the ice-making room container and the freezing room container. refrigerator. 12. The agitating fan and its duct are arranged in a space between the ice-making room container and the back of the ice-making room, and the freezing opening of the duct has a partition between the ice-making room container and the freezing room container. 9. The refrigerator according to claim 8, wherein the refrigerator is open in a space. 13. A cooler cover for covering a front surface of a cooler, a front cover forming a back surface of the storage room, and a rear cover forming a duct for guiding cool air from the blower for the cooler to the storage room together with the front cover. The refrigerator according to claim 1, wherein a motor of the blower for stirring is embedded in a front cover side of the cooler cover. 14. A cooler cover for covering a front surface of the cooler, a front cover forming a back surface of the storage chamber, and a rear cover forming a duct for guiding cool air from the blower for the cooler to the storage room together with the front cover. In an area corresponding to the back surface of the ice making chamber in the front cover, there is not provided an outlet through which cool air is blown from the blower for the cooler, and the ice tray arranged in the ice making chamber by the stirring blower is provided. 3. The refrigerator according to claim 2, wherein cool air is blown against the refrigerator. 15. The refrigerator according to claim 8, wherein a damper is provided inside the duct. 16. The refrigerator according to claim 7, wherein a deodorant is provided inside the duct. 17. The refrigerator according to claim 1, wherein said stirring blower can change the rotation speed of a stirring fan. 18. The stirring blower can change the rotation speed of the stirring fan, and the damper disposed inside the duct can change the opening / closing angle according to the rotation speed of the stirring fan. The refrigerator according to claim 15, wherein