KR20110136569A - Refrigerator - Google Patents

Refrigerator Download PDF

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Publication number
KR20110136569A
KR20110136569A KR1020100056667A KR20100056667A KR20110136569A KR 20110136569 A KR20110136569 A KR 20110136569A KR 1020100056667 A KR1020100056667 A KR 1020100056667A KR 20100056667 A KR20100056667 A KR 20100056667A KR 20110136569 A KR20110136569 A KR 20110136569A
Authority
KR
South Korea
Prior art keywords
cold air
shelf
vent
refrigerator
guide
Prior art date
Application number
KR1020100056667A
Other languages
Korean (ko)
Inventor
황계환
Original Assignee
주식회사 대우일렉트로닉스
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 대우일렉트로닉스 filed Critical 주식회사 대우일렉트로닉스
Priority to KR1020100056667A priority Critical patent/KR20110136569A/en
Publication of KR20110136569A publication Critical patent/KR20110136569A/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/042—Air treating means within refrigerated spaces
    • F25D17/045—Air flow control arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D25/00—Charging, supporting, and discharging the articles to be cooled
    • F25D25/02—Charging, supporting, and discharging the articles to be cooled by shelves
    • F25D25/028—Cooled supporting means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
    • F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
    • F25D2317/063—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation with air guides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
    • F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
    • F25D2317/066—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation characterised by the air supply
    • F25D2317/0665—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation characterised by the air supply from the top

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)

Abstract

The present invention relates to a refrigerator, wherein a cold air induction part capable of adjusting a flow direction of cold air descending through an air vent while simultaneously adjusting the cold air to be guided forward along the shelf at a rear position of a shelf where cold air discharged from the cold air discharge part meets the shelf. By providing a cold air is uniformly transmitted to each shelf to provide a refrigerator that can reduce not only the cooling deviation between the shelves but also the cooling deviation in each compartment.

Description

Refrigerator {REFRIGERATOR}

The present invention relates to a refrigerator, and more particularly, to a refrigerator in which cold air is discharged through a cold air discharge unit formed in each compartment of a shelf.

In general, the refrigerator is divided into a freezer compartment and a refrigerating compartment to freeze and refrigerate food, respectively. In addition, a freezing compartment door and a refrigerating compartment door are separately provided to selectively shield the freezing compartment and the refrigerating compartment.

The inside of the refrigerator is cooled by continuously supplied cold air, and the cold air is continuously generated by the heat exchange action of the refrigerant repeatedly performing cycles of compression, condensation, expansion, and evaporation. In addition, the cold air supplied into the refrigerator may be evenly transferred to the inside of the refrigerator by convection, so that food stored in the refrigerator may be stored at a desired temperature.

The cooling system for cooling the refrigerator configured as described above discharges cold air through the discharge hole of the cold air discharge unit formed in the ceiling of the refrigerator compartment, cools the foods introduced while circulating the internal space of the refrigerator compartment, and the cold air discharge unit formed in the ceiling of the refrigerator compartment. Is discharged through.

However, the cooling system of the conventional refrigerating chamber configured and acting as described above has a structure in which a predetermined amount of cold air is always supplied simultaneously in the front direction and the downward direction from the cold air discharge portion at the upper position of the furnace regardless of the load of the stored food.

At this time, in order to facilitate the flow of cold air supplied from the cold air discharge portion, the shelf is spaced apart from the rear wall of the interior by a predetermined distance so that the cold air can flow through the passage therebetween.

By the way, even if the flow of cold air to the lower portion of the interior is smoothly made, the flow of cold air over each shelf is not made smoothly, and the cooling deviation of each compartment occurs. In particular, since the cold air discharge portion is located in the middle of the upper side of the high temperature, there is a problem that cooling deviation occurs between the center of the shelf and both edges.

As such, as the cooling performance on the shelf in which the cold air flow is not smooth decreases, there is a problem of increasing the power consumption of the refrigerator in order to increase the cooling performance on the shelf.

In addition, because the space between the rear wall and the shelf space inside the refrigerator made to allow the cool air to flow smoothly downward increases the dead space where food can not be placed, there is a problem of decreasing the usability of the interior space.

Accordingly, the present invention has been made in order to solve the above problems, the object of the present invention to smoothly guide the cold air toward the front at the rear position of the shelf meets the cold air descending from the cold air discharge portion.

In addition, there is another object to be able to adjust the flow direction of the cold air flowing downwards of each shelf through the vent.

In order to achieve the above object, the refrigerator according to the present invention includes a shelf guided to a shelf fixing guide facing each other on both side walls of a refrigerating chamber, wherein the shelf meets cold air discharged from a cold air discharge unit. It is formed in close contact with the rear wall of the inside of the cold air to be guided forward along the shelf in the rear position, and is provided with a cold air induction portion having an inclined surface inclined downward toward the front, the inclined surface of the cold air induction portion is formed with a vent for passing cold air It is characterized by.

On the air vent of the cold air induction unit, a plurality of cold air guides are formed to face each other in a symmetrical direction and extend outwardly on both sides of the shelf toward the front of the refrigerating chamber.

The cold air guide is provided with side portions protruding upward on both bottom surfaces thereof, and has a thin comb-shaped shape.

The rear surface of the vent is characterized in that the opening and closing portion for selectively opening and closing a portion of the vent so as to adjust the discharge direction of the cold air.

The opening and closing portion is characterized by consisting of a guide rail formed along the vent on the back of the vent, guide door for selectively opening and closing a portion of the vent while being guided along the guide rail.

The guide door is formed in a pair, characterized in that moving in a direction facing each other on the guide rail or in a direction away from each other.

The guide door is characterized in that configured to be alternately arranged in the center or both sides of the vent formed in the cold air guide portion of each shelf.

As described above, the refrigerator according to the present invention can adjust the flow direction of the cold air descending through the vent while at the same time adjusting the cold air is guided forward along the shelf at the rear position of the shelf meets the cold discharged from the cold air discharge portion. By providing a cold air induction portion, the cold air is uniformly transmitted to each shelf, there is an effect that can reduce the cooling deviation in each compartment as well as the cooling deviation between each shelf.

In addition, each shelf can be in close contact with the rear wall of the interior of the user can feel a sense of stability, since the existing dead space is also removed, there is an effect that can improve the space utilization in the interior.

1 is a perspective view showing the inside of a refrigerator according to the present invention.
2A and 2B are perspective views illustrating a cold air induction part of the refrigerator shelf according to the present invention.
Figure 3 is a side cross-sectional view of the cold air flow of the refrigerator according to the present invention from the side.
4a and 4b are views showing the cold air flow of each shelf according to the present invention.

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

1 is a perspective view illustrating the inside of a refrigerator according to the present invention, and FIGS. 2A and 2B are perspective views illustrating a cold air induction part of the refrigerator shelf according to the present invention.

As shown in FIG. 1, the refrigerator according to the present invention is rotatably mounted on a front surface of the main body 10 and a main body 10 partitioned into a refrigerating chamber 11 and a freezing chamber 12 by a barrier. (11) and the refrigerator compartment door 13 and the freezer compartment door 14 to selectively open and close the freezer compartment 12. In addition, a plurality of shelves 15 and storage boxes 16 are provided in the storage space inside the main body 10.

On the other hand, the rear surface of the refrigerating compartment door 13 and the freezer compartment 14 are provided with a plurality of baskets 17 for storing food, the freezer compartment 14 for making ice 18 And a dispenser (not shown) for taking out ice is mounted on the front surface of the freezer compartment door 14.

Above the ceiling rear wall of the refrigerating chamber 11 is provided a cold air discharge unit 19 through which cold air generated from an evaporator (not shown) is discharged into the refrigerator.

At this time, the cold air discharge unit 19 has a discharge hole (19a) is formed on the front and bottom surfaces of the cold air discharge portion 19 is discharged toward the front direction of the refrigerator at the same time is discharged downward.

By the positioning of the discharge hole 19a, cold air is smoothly diffused into the entire storage space inside the refrigerator main body 10.

Here, the shelf 15 disposed downward in a storage space inside the refrigerator main body 10 is fixed in close contact with the rear wall of the storage space.

At this time, on the horizontal line of the shelf 15, shelf fixing guides 15a facing each other are provided on both side walls of the refrigerating chamber so as to fix the shelf 15 in parallel.

The shelf 15 is configured to be detachable from the shelf fixing guide 15a, and the shelf 15 is arranged along the shelf fixing guide 15a to refrigerated food on the shelf 15. In other words, the guide is fixed to the rear.

As shown in FIGS. 2A and 2B, the cool air discharged from the discharge hole 19a formed in the lower end surface of the cold air discharge unit 19 passes through the rear end of the shelf 15 so as to be below the refrigerating chamber 11. The cold air induction part 100 is formed integrally with the vent 110 to be reached.

In addition, the cold air induction part 100 is configured to adjust the flow direction of the cold air so that the cold air discharged from the cold air discharge unit 19 is passed downward through the vent 110 and guided over the shelf 15.

Specifically, the cold air induction part 100 is located at the rear of the shelf 15 so that cold air descending from the discharge hole 19a of the cold air discharge part 19 may be guided forward along the shelf 15. The rear end thereof is formed in close contact with the rear wall of the inside of the refrigerator and has an inclined surface inclined downward toward the front.

At this time, it is preferable that the cold air induction part 100 is tightly fixed to the rear wall of the inside so that the cold air is smoothly guided to the front of the shelf 15 along the cold air induction part 100. As such, when the shelf 15 is tightly fixed to the rear wall of the warehouse, a gap is removed between the rear wall and the shelf 15 so that the user may feel stable, and the existing unused space is also removed to thereby utilize the space in the warehouse. It will be possible to improve.

On the other hand, the air vent 110 formed in the cold air induction unit 100 is formed along the longitudinal direction of the cold air induction unit 100. That is, when looking at the cold air induction unit 100 from the front of the refrigerator is formed corresponding to the width direction of the refrigerator.

In this case, the plurality of cold air guides 120 are formed on the vent 110 of the cold air induction part 100 to face each other symmetrically and at the same time have a thin comb tooth shape extending in the outer direction of both sides of the shelf 15 toward the front of the refrigerating chamber. Is formed. This allows the cold air to be guided onto the shelf 15 along the inclined surface of the cold air induction part 100 along the cold air guide 120 in the outward direction of both sides of the shelf 15.

At this time, it is preferable that side surfaces 121 protruding upward are provided at both sides of the bottom surface of the cold air guide 120 so that the cold air is smoothly guided along the cold air guide 120.

In addition, the air vent 110 so that the cold air descending from the discharge hole 19a of the cold air discharge unit 19 passes through the air vent 110 to adjust the discharge direction of the cold air passing through the air vent 110 when the air is lowered. Opening and closing portion 130 for selectively opening and closing a portion of the vent 110 is configured on the back.

The opening and closing portion 130 is in contact with the rear surface of the vent 110 to be guided along the rear surface to open and close the vent 110. That is, a guide rail 131 is formed along the vent 110 on the rear surface of the vent 110, and guides 132 to selectively open and close the position of the vent 110 while being guided along the guide rail 131. Consists of

In this case, the guide door 132 is formed in a pair, and moves in a direction facing each other on the guide rail 131 or in a direction away from each other. That is, in close contact with each other in the center of the vent 110 formed in one cold air induction unit 100, the cold air passing through the vent 110 is passed to both outside of the vent 110, on the contrary the vent 110 Each guide door 132 is spaced apart from each other on both sides of the) to allow the cold air passing through the vent 110 to pass through the center of the vent 110.

For example, a guide door 132 of the opening and closing portion 130 is disposed at the center of the air vent 110 formed in the cold air induction part 100 of the upper shelf 15, and the air vent formed in the cold air induction part 100 of the lower shelf 15 is disposed at the center thereof. Preferably, the guide doors 132 of the opening and closing portion 130 are disposed at both outer sides of the 110. On the other hand, the guide doors 132 of the air vent 110 formed in the cold air induction part 100 of the upper shelf 15 are disposed on both outer sides, and the air vent 110 formed in the cold air induction part 100 of the lower shelf 15. Guide door 132 may be disposed in the center. Here, the opening and closing structure of the opening and closing portion 130 is only one example that can be applied to the present invention, it is obvious that various opening and closing structure can be adopted.

Referring to the accompanying drawings, the operation of the refrigerator according to the present invention configured as described above is as follows.

3 is a side cross-sectional view of the cold air flow of the refrigerator according to the present invention, and FIGS. 4A and 4B are views illustrating the cold air flow of each shelf according to the present invention.

First, the refrigerant in the two-phase state in which liquid and gas are mixed while passing through a compressor (not shown) and a condenser (not shown) installed in the machine room of the refrigerator is sucked into the evaporator installed at the rear of the freezing chamber 12 and then the evaporator As it passes, it vaporizes and takes away the heat around it.

The air around the evaporator is cooled by the evaporation of the refrigerant as described above, and the cooled cold air is blown by a blower fan (not shown) to be supplied to the freezing chamber 12, and the cold air discharge unit 19 of the refrigerating chamber 11 is provided. Is discharged into the storehouse.

On the other hand, when the user fixes the shelf 15 to the shelf fixing guide 15a, cold air descending from the cold air discharge unit 19 is guided over the shelf 15 along the inclined surface of the cold air induction unit 100, and vents It passes through 110 and is guided between each shelf 15.

At this time, when the cold air is guided over the shelf 15, the cold air is guided outward of the shelf 15 along the plurality of cold air guides 120 provided on the air vent 110.

In addition, when cold air flows through the vent 110 of the cold air induction part 100, the air is uniformly guided to each shelf 15 by adjusting the opening and closing part 130 to alternately guide the cold air to the center or both sides. .

Therefore, in the present invention, the cold air discharged from the cold air discharge unit 19 located on the ceiling of the refrigerating compartment is guided to the outside of the shelf 15 along the cold air guide 120 of the cold air induction unit 100, and passes through the air vent 110. By alternately guided to the center or both sides of each shelf (15) corresponding to the lowering, cold air is guided uniformly to each shelf (15), as well as cooling deviation between each shelf (15), reducing the cooling deviation of each compartment It becomes possible.

Although the preferred embodiments of the present invention have been described above, the present invention is not limited to the above-described embodiments, and the general knowledge in the art to which the present invention pertains without departing from the gist of the present invention as claimed in the claims. Anyone with a variety of modifications can be made, as well as such changes are within the scope of the claims.

10: body 11: refrigerator
12: freezer compartment 13: the refrigerator compartment door
14 freezer door 15 shelf
15a: shelf fixing guide 16: storage box
17: basket 18: ice maker
19: cold air discharge portion 19a: discharge hole
100: cold air induction unit 110: vent
120: cold air guide 121: side portion
130: opening and closing part 131: guide rail
132: guide door

Claims (7)

In the refrigerator formed so that the shelves are guided to the shelf fixing guide facing each other on the side wall of the refrigerator compartment,
At the rear position of the shelf that meets the cold discharged from the cold air discharge portion is formed in close contact with the rear wall of the inside so that the cold air is guided forward along the shelf at the same time, the cold air induction portion having a slope inclined downward toward the front is provided,
The inclined surface of the cold air induction portion is a refrigerator, characterized in that a vent for passing cold air is formed.
The method of claim 1,
And a plurality of cold air guides formed on the air vent of the cold air induction part and facing in a symmetrical direction and extending outwardly on both sides of the shelf toward the front of the refrigerator compartment.
The method of claim 2,
The cold air guide has a side portion protruding upward on both bottom surfaces thereof, and has a thin comb tooth shape.
The method of claim 1,
The rear of the vent is provided with an opening and closing portion for selectively opening and closing a portion of the vent so as to adjust the discharge direction of the cold air.
The method of claim 4, wherein
The opening and closing portion of the refrigerator comprises a guide rail formed along the vent on the rear surface of the vent and guide door for selectively opening and closing a portion of the vent while being guided along the guide rail.
The method of claim 5,
The guide door is formed in a pair, the refrigerator, characterized in that moving in a direction facing each other on the guide rail or in a direction away from each other.
The method according to claim 5 or 6,
The guide door is a refrigerator, characterized in that arranged alternately to the center or both sides of the vent formed in the cold air guide portion of each shelf.
KR1020100056667A 2010-06-15 2010-06-15 Refrigerator KR20110136569A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020100056667A KR20110136569A (en) 2010-06-15 2010-06-15 Refrigerator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020100056667A KR20110136569A (en) 2010-06-15 2010-06-15 Refrigerator

Publications (1)

Publication Number Publication Date
KR20110136569A true KR20110136569A (en) 2011-12-21

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020100056667A KR20110136569A (en) 2010-06-15 2010-06-15 Refrigerator

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106032956A (en) * 2015-03-10 2016-10-19 博西华电器（江苏）有限公司 A refrigerator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106032956A (en) * 2015-03-10 2016-10-19 博西华电器（江苏）有限公司 A refrigerator
CN106032956B (en) * 2015-03-10 2020-04-14 博西华电器（江苏）有限公司 Refrigerator with a door

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