KR20010001298A - The device of suppling cold air in vegetable box - Google Patents

Abstract

PURPOSE: A cold air supply structure is provided to prevent the vegetable compartment from dewing by using a cold air control unit. CONSTITUTION: In a refrigerator where a vegetable box(15) is arranged to be expanded and contracted beneath a vegetable compartment cover(13) for sectioning a refrigerating compartment(10) and a vegetable compartment(16), and a multi-duct(12) for forming a cold air flow channel is installed at a rear of the refrigerating compartment, a cold air supply structure comprises a cold air control unit(20) installed beneath the vegetable compartment cover and which controls the direction of the cold air flowing into the vegetable box. The cold air control unit includes a cold air distribution plate(21) having a plurality of cold air inlet holes(21a) and a vertical shut-off portion(21b) and a vertical shut-off portion(21c) formed integrally with each other; a plurality of coil springs(22) for supporting the cold air distribution plate; and a guide protrusion(23) arranged at both ends of the cold air distribution plate and which is coupled to a guide rail(24) formed at both side surfaces of the vegetable box.

Description

Cold air supply structure of refrigerator vegetable room {THE DEVICE OF SUPPLING COLD AIR IN VEGETABLE BOX}

The present invention relates to a cold air supply structure of the refrigerator vegetable compartment, and more particularly to a cold air supply structure of the refrigerator vegetable compartment suitable for improving the freshness of the vegetable by varying the supply method of cold air according to the amount of vegetables stored in the vegetable compartment.

In general, a refrigerator is divided into a freezer compartment and a refrigerating compartment, and the freezer compartment and the refrigerating compartment are supplied with cold air through a cold air passage, and part of the cold air is a vegetable compartment installed under the refrigerating compartment to store vegetables and fruits. Part of the supply is also to be provided, as shown in Figure 1, the structure in which the cold air is supplied to the vegetable compartment, as described briefly as follows.

As shown in the drawing, conventionally, a multi duct 4 having a plurality of discharge holes 3 formed therein is provided in the vertical direction so that the cold air flow passage 2 is formed inside the refrigerating chamber 1, and the multi duct 4 ), The vegetable compartment cover 5 is fixedly installed in the horizontal direction, and inside the vegetable compartment 6 formed below the vegetable compartment cover 5, a vegetable box 7 for storing vegetables is provided on the inner wall 8. ) And a gap 9 of a predetermined interval are installed.

In the structure of the conventional vegetable chamber 6 as described above, the cold air supplied through the cold air flow passage 2 is mainly supplied to the inside of the refrigerating chamber 1 through the discharge hole 3 formed in the multi duct 4, and the rest is The vegetables stored in the vegetable box 7 are cooled to keep fresh while flowing through the gap 9 between the inner wall 8 and the vegetable box 7.

However, the cooling method of the vegetable compartment 6 as described above is a method of cooling with a constant cold at all times regardless of the amount of vegetables stored in the vegetable box 7, when the amount of vegetables increases in the inside of the vegetable box 7. Dew is generated in the inside of the vegetable chamber 6 due to the temperature difference between the outside and the outside, and the dew generated in this way eventually falls on the vegetables, causing the vegetables to rot.

The object of the present invention devised in view of the conventional problems as described above is to supply a different amount of cold air according to the amount of vegetables stored in the vegetable box cold air supply structure of the refrigerator suitable for the vegetable room to prevent dew In providing.

1 is a partial cross-sectional view showing a cold air supply structure of a conventional refrigerator vegetable room.

Figure 2 is a side cross-sectional view showing an embodiment according to the cold air supply structure of the refrigerator vegetable compartment of the present invention.

Figure 3 is a longitudinal sectional view of one embodiment of the present invention.

Figure 4a is a side cross-sectional view showing a state indirect cooling in one embodiment of the present invention.

Figure 4b is a side cross-sectional view showing a state of direct cooling in one embodiment of the present invention.

Figure 5 is a longitudinal sectional view showing another embodiment according to the cold air supply structure of the refrigerator vegetable room of the present invention.

Figure 6a is a side cross-sectional view showing a state indirect cooling in another embodiment of the present invention.

Figure 6b is a side cross-sectional view showing a state of direct cooling in another embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

10: refrigerating chamber 12: multi-duct

13: vegetable room cover 15: vegetable box

16: vegetable room 20: cold air conditioning means

21: cold air distribution plate 21a: cold air inlet hole

21b: vertical blocker 21c: horizontal blocker

22: coil spring 23: guide protrusion

24: guide rail 24a: rail groove

30: inner wall 31: spring insertion groove

32: leaf spring F: cold air flow path

In order to achieve the object of the present invention as described above, a vegetable box is provided at the lower side of the vegetable compartment cover partitioning the refrigerating compartment and the vegetable compartment, and the multi-duct is installed at the inner rear of the refrigerating compartment to form a cold air flow path. In the refrigerator having a cold air supply structure of the refrigerator vegetable room, characterized in that the cold air supply means for adjusting the direction of the cold air supplied to the vegetable box on the lower side of the vegetable compartment cover is provided.

Hereinafter, with reference to the embodiment of the accompanying drawings the cold air supply structure of the refrigerator vegetable room of the present invention configured as described above in detail as follows.

Figure 2 is a side cross-sectional view showing an embodiment according to the cold air supply structure of the refrigerator vegetable compartment of the present invention, Figure 3 is a longitudinal sectional view of an embodiment of the present invention, as shown, the cold air supply structure of the refrigerator vegetable compartment of the present invention refrigerator In the rear of the refrigerating chamber 10, the multi duct 12 is provided so that the cold air flow path F is formed between the inner wall 11, and the cold air supplied to the cold air flow path F in the multi duct 12. Several discharge holes 12a are formed to be supplied to the refrigerating chamber 11.

In addition, a vegetable compartment cover 13 is provided below the refrigerating compartment 11, and a vegetable compartment 16 is provided below the vegetable compartment cover 13 so that a vegetable box 15 capable of storing vegetables is in and out. The cold air supplied through the cold air flow path F when the amount of vegetables stored in the vegetable box 15 between the vegetable compartment cover 13 and the vegetable box 15 is large is provided. Cool air control means 20 for inducing direct supply to the is installed.

The cold air control means 20 is disposed below the vegetable compartment cover 13, and a plurality of cold air inlet holes 21a are formed, and a vertical blocking portion 21b and a horizontal blocking portion 21c are integrally formed at the rear end thereof. The cold air distribution plate 21 formed thereon, a plurality of coil springs 22 provided on the upper side of the cold air distribution plate 21 so that the cold air distribution plate 21 is elastically suspended, and the cold air distribution plate 21. It is formed at both ends of the vegetable box 15 is composed of a "b" shaped guide protrusions 23 for lifting up to a predetermined height to be able to pull in, out.

Guide rails 24 provided with rail grooves 24a are formed on both sides of the vegetable box 15 so that the vegetable boxes 15 can be moved forward and backward with the guide protrusions 23 inserted therein. .

In the cold air supply structure of the refrigerator vegetable compartment of the present invention constituted as described above, when the amount of the vegetables 14 stored in the vegetable box 15 is small, the cold air flows to the outside of the vegetable box 15 as conventionally. The vegetables 14 stored in the vegetable box 15 may be indirectly cooled. When the amount of the vegetables 14 stored in the vegetable box 15 is large, the cold air may be directly supplied to the vegetable box 15. In this case, the vegetables 14 stored in the vegetable box 15 are directly cooled, so that a sufficient amount of cold air is supplied to the vegetable box 15 when the large amount of the vegetables 14 are stored in the vegetable box 16. Dew is prevented from forming inside.

That is, as shown in FIG. 4A, when the amount of vegetables 14 stored in the vegetable box 15 is small, the cold air distribution plate 21 is lifted upward by the coil springs 22 and the vertical blocking portion ( The upper surface of 21b) supports the lower surface of the vegetable compartment cover 13, and the cold air supplied from the cold air flow path F is supplied to the lower side of the horizontal cutout 21c, as indicated by the arrow, so that the outer surface of the vegetable box 15 Indirect cooling of the vegetables 14 stored inside the vegetable box 15 while flowing to.

In addition, as shown in FIG. 4B, when the amount of vegetables 14 stored in the vegetable box 15 is large, the coil springs 22 are tensioned by the weight of the vegetables 14 and the cold air distribution plate 21 is lowered. The horizontal blocking portion 21c supports the upper surface of the stepped portion 11a formed on the inner wall 11, while the vertical blocking portion 21b is separated from the lower surface of the vegetable chamber cover 13 so that the cold air flow path ( The cold air supplied from F) is guided to the space between the vegetable compartment cover 13 and the cold air distribution plate 21 as indicated by the arrow, and then stored in the vegetable box 15 through the cold air inlet holes 21a. Direct cooling is achieved by direct supply.

Figure 5 shows another embodiment of the cold air supply structure of the refrigerator vegetable compartment of the present invention, as shown, a plurality of cold air inlet 21a is formed at the lower side of the vegetable compartment cover 13, and the vertical blocking portion at the rear end The cold air distribution plate 21 in which 21b and the horizontal interruption | blocking part 21c are integrally formed is provided, The guide protrusions 23 of "b" are provided in the both ends of the cold air distribution board 21, The guide protrusions 23 are inserted into the guide rails 24 provided with the rail grooves 24a formed at both sides of the vegetable box 15 so as to be movable forward and backward, respectively, of the vegetable box 15. Guide rails 24 provided on both sides are elastically supported by leaf springs 32 inserted into spring insertion grooves 31 formed on both sides of the inner wall 30 of the vegetable compartment 16.

That is, in the cold air supply structure of the refrigerator vegetable room according to another embodiment of the present invention configured as described above, if less vegetables 14 are stored in the vegetable box 15 as shown in FIG. The cold air distribution plate 21 is lifted upward, so that the vertical blocking portion 21b provided on the cold air distribution plate 21 supports the lower surface of the vegetable compartment cover 13, and is supplied with cold air flow path F. The indirect cooling of the vegetables 14 stored in the vegetable box 15 while flowing to the outside of the vegetable box 15 through the lower side of the horizontal cutout (21c).

In addition, when the vegetables 14 are stored in the vegetable box 15 as shown in FIG. 6b, the cold air distribution plate 21 presses the leaf springs 32 by the weight of the vegetables 14, and thus the leaf springs. As the cold air distribution plate 21 pressing the 32 moves downward, the cold air supplied through the cold air flow path F while the vertical blocking portion 21b of the rear end falls from the lower surface of the vegetable chamber cover 13 is covered with the vegetable chamber cover 13 Inflow between the cold air distribution plate 21 and the cold air is supplied directly to the vegetables (14) stored in the vegetable box 15 through the cold air inlet (21a) to be directly cooled.

As described in detail above, the cold air supply structure of the refrigerator vegetable room of the present invention is provided with a cold air control means for adjusting the amount of cold air supplied between the vegetable room cover and the vegetable box, the amount of vegetables stored in the vegetable box is small In this case, indirect cooling is achieved by inducing cold air to flow out of the vegetable box using a cold air adjusting means. When the amount of vegetables stored in the vegetable box is large, cold air is directly supplied to the vegetables stored in the vegetable box. As a result, direct cooling is performed by a large amount of cold air, and there is an effect of keeping vegetables fresh at all times regardless of the amount of vegetables.

Claims (3)

A refrigerator is provided at the lower side of the vegetable compartment cover partitioning the refrigerator compartment and the vegetable compartment, and a refrigerator having a multi duct is formed at the inner rear side of the refrigerator compartment to form a cold air flow path. Cold air supply structure of the refrigerator vegetable room, characterized in that by installing a cold air control means for adjusting the direction of the cold air supplied to the vegetable box. The cold air distribution plate of claim 1, wherein the cold air control means is disposed below the vegetable compartment cover and has a plurality of cold air inflow holes formed therein and a vertical cutoff portion and a horizontal cutoff portion are integrally formed at the rear end thereof, and the cold air distribution plate. A plurality of coil springs for elastically suspending the vegetable chamber cover and guide rails formed at both ends of the cold air distribution plate and provided with guide rails provided with rail grooves formed on both sides of the vegetable box so as to be movable forward and backward. Cold air supply structure of the refrigerator vegetable room, characterized in that consisting of a projection. According to claim 1, wherein the cold air control means is installed on the lower side of the vegetable compartment cover, and a plurality of cold air inlet is formed, the cold air distribution plate and the vertical cut-off portion and the horizontal cut-off portion integrally formed at the rear end, and the cold air distribution plate Guide protrusions which are formed at both ends of the guide rail, which are coupled to the guide rails formed on both sides of the vegetable box so as to be movable forward and backward, and support the lower sides of the guide rails installed on both sides of the vegetable box. Cold air supply structure of the refrigerator vegetable compartment, characterized in that consisting of leaf springs each inserted into the spring insertion groove formed on both sides of the inner wall.