KR100414282B1 - Connection duct for refrigerator with special-refrigeration-room - Google Patents

Abstract

The present invention relates to a connection duct of a refrigerator equipped with a special chamber, wherein a body having a freezer compartment and a refrigerating compartment formed therebetween the partition wall, a through part formed through the partition wall to communicate with the freezer compartment and the refrigerating compartment, and one side thereof A refrigerator having a specially selected chamber having a specially shaped casing in which an open cylindrical shape and a communication hole formed on one side is inserted from an opening side of any one of the freezing compartment and the refrigerating compartment so as to communicate with the through part is provided. A fixing member having a shape and having a circumferential surface coupled to be in contact with the interior of the communication hole; It is formed of a hollow body to allow air to flow along the shaft and has an outer width that is reduced relative to the inner width of the fixing member so that one end thereof is protruded and retractable with respect to the fixing member. A leakage suppression member that is retracted and protrudes so as to be inserted into the through part when the coupling is completed and suppresses air from leaking into the contact area between the partition wall and the specialty sil casing; And an elastic means interposed between the fixing member and the leakage suppressing member to apply an elastic force to protrude from the fixing member. As a result, a connection duct of a refrigerator having a specialty compartment having a specialty compartment, which is withdrawn when the casing forming the specialty chamber is combined, facilitates the coupling, and protrudes from the casing after the completion of the coupling and suppresses leakage of cold air.

Description

CONNECTION DUCT FOR REFRIGERATOR WITH SPECIAL-REFRIGERATION-ROOM}

The present invention relates to a connection duct of a refrigerator equipped with a special chamber, and more particularly, to withdraw the casing forming the special chamber to facilitate the coupling and to protrude from the casing after completion of the coupling to suppress the leakage of cold air. It relates to a connection duct of a refrigerator provided with a special room.

In general, a refrigerator is a device for low temperature storage of food, and includes a freezer compartment for freezing and storing food at a relatively low temperature and a refrigerating compartment for storing food at a relatively high temperature. The freezing chamber usually maintains a cooling temperature of -18 ° C or lower, and the refrigerating chamber has a cooling temperature range around 2 ° C.

Fish and meat (漁 肉類) is usually stored in the freezer, in which case it takes a lot of time to thaw, causing a lot of inconvenience, especially if you want to store meat for a relatively short time, for example several hours to several ten hours There is no place for proper storage.

In recent years, in consideration of this point, refrigerators have been devised to store fish, meat, and the like by providing a special special room called a fresh room or a singso, etc. inside the refrigerating compartment.

1 is a perspective view of a conventional refrigerator equipped with a special selection room, FIG. 2 is a partial cutaway perspective view of the special selection room area of FIG. 1, and FIG. 3 is an enlarged cross-sectional view of the main portion of the combined state of FIG. 2. As shown in the drawing, a refrigerator equipped with a specialty chamber includes a main body 110 having a freezer compartment 121 and a refrigerating compartment 131 formed therebetween with a partition wall 111 formed in an up and down direction, and a freezer compartment 121 and a refrigerating compartment ( A freezing chamber door 122 and a refrigerating chamber door 132 respectively coupled to the main body 110 to open and close each front opening of the 131 and a special chamber 141 formed in a lower region of the refrigerating chamber 131 are provided. Doing.

A plurality of shelves 133 are disposed in the refrigerating chamber 131 to support foods spaced apart from each other in the up and down direction, and a circulation passage 125 to cool the air while circulating in the rear region of the freezing chamber 121. The grill member 123 is formed. An evaporator 127 is disposed in the circulation passage 125 to cool the air, and the air of the freezing chamber 121 is sucked into the circulation passage 125 in the lower region of the grill member 123. The suction port 124 is formed.

Meanwhile, in the lower region of the partition wall 111, the suction unit 112 is formed to penetrate the plate surface so that the cold air of the freezing chamber 121 may be provided to the special chamber 141, and one side of the suction unit 112 is selected. The outlet 114 is formed to penetrate the air of the seal 141.

The special selection chamber 141 is capable of being pulled out of the casing 143 and the casing 143 in which the inlet port 144 and the outlet port 146 are respectively formed in communication with the suction part 112 and the outlet part 114, respectively. It is configured to include a drawer 145 to be stored.

The casing 143 is formed to have a tubular shape in which one side is opened as a heat insulating member, and the left and right widths are formed to the extent that they can be coupled to a width of the refrigerating chamber 131 with a predetermined fastener. The suction part 112 is provided with a suction part opening and closing part 113 to open and close the suction part 112.

By this structure, the inlet port 144 and the outlet port 146 of the casing 143 are the suction part 112 of the partition 111 in the state which made the opening of the casing 143 toward the front opening side of the refrigerating chamber 131. And the casing 143 is inserted into and communicated with the outlet 114. Next, when the drawer 145 is inserted into the casing 143, the coupling thereof is completed.

When food is accommodated in the drawer 145, the controller (not shown) opens and closes the suction part opening and closing part 113 according to the set temperature condition so that the inside of the casing 143 maintains the set temperature condition. When the suction part 112 is opened, cool air from the freezing chamber 121 flows into the casing 143 through the suction part 112 and the inlet 144 to cool the inside of the casing 143, and a part of the outlet part is cooled. It is sucked into the circulation passage 125 of the freezing chamber 121 through the 114.

By the way, in the refrigerator equipped with such a conventional special chamber, the suction part 112 and the outlet part 114 formed in the partition 111, and the inlet port 144 and the outlet port 146 formed in the side wall of the casing 143 are provided. The casing 143 is inserted and coupled from the opening side of the refrigerating compartment 131 so as to communicate with each other, so that the inlet 112 and the inlet 144 and the outlet 114 and the outlet 146 are exactly matched with each other. Not only is it easy, but there is a problem that leakage of the cold air introduced from the freezing chamber 121 occurs through the mutual contact area between the partition 111 and the casing 143.

Accordingly, an object of the present invention is to provide a connection duct of a refrigerator equipped with a special chamber that can be withdrawn when the casing forming the special chamber is combined to facilitate the combination and protrude from the casing after the completion of the coupling to suppress leakage of cold air. It is.

1 is a perspective view of a refrigerator equipped with a conventional special room,

FIG. 2 is a partial cutaway perspective view of the special room of FIG. 1; FIG.

Figure 3 is an enlarged cross-sectional view of the main part of the coupled state of FIG.

4 is a view showing a state of use of the connection duct of the refrigerator equipped with a special selection room according to an embodiment of the present invention,

5 is an exploded perspective view of the connection duct of FIG. 4;

6 is an enlarged cross-sectional view of the coupling state of the connection duct of FIG.

** Description of symbols for the main parts of the drawing **

10 main body 11: bulkhead

13: suction part 15: outlet part

21: freezer 31: cold storage room

41: special room 43: casing

45: drawer 46: intake

48: outlet 51: connection duct

53: fixing member 54: locking jaw

57: spring member 60: leakage suppressing member

61: first hollow member 66: coupling portion

68: projection receiving portion 71: the second hollow member

74: projection 76: head

According to the present invention, the main body having a freezer compartment and a refrigerating compartment formed between the partition wall, a through part formed through the partition wall so that the freezer compartment and the refrigerating chamber communicate with each other, and one side has a cylindrical shape with an opening. A refrigerator having a special chamber having a special thread casing in which a communication hole formed in the communication part is inserted from an opening side of any one of the freezing compartment and the refrigerating compartment, the tub having a tubular shape and a circumferential surface thereof. A fixing member accommodating and coupled to contact the interior of the communication hole; It is formed of a hollow body to allow air to flow along the shaft and has an outer width that is reduced relative to the inner width of the fixing member so that one end thereof is protruded and retractable with respect to the fixing member. A leakage suppression member that is retracted and protrudes so as to be inserted into the through part when the coupling is completed and suppresses air from leaking into the contact area between the partition wall and the specialty sil casing; And a resilient means interposed between the fixing member and the leakage suppressing member to apply an elastic force to protrude the leakage suppressing brake member with respect to the fixing member.

Here, the corner region of the protruding side end portion of the leakage inhibiting member is rounded.

In addition, the fixing member is formed with a locking projection protruding from the inner surface of the end portion of the special thread casing side to the center side, and the leakage suppressing member has an outer width reduced over a predetermined length section along the axial direction from the protruding side end portion. A reduction section is formed, and the elastic means is effectively a compression coil spring member disposed around the reduction section.

The leakage suppression member has a first hollow member having a through hole formed along an axis, and a through hole formed along an axis, and has an outer width smaller than an outer width of the first hollow member, and one end is inserted into one side of the first hollow member. It is preferable to include a second hollow member is formed integrally coupled to the other end is formed with an extended head portion to be in contact with the locking step of the fixing member.

At least one protrusion protruding from any one of the mutual contact surfaces of the first hollow member and the second hollow member, and recessed to accommodate the protrusion at the other of the mutual contact surfaces of the first hollow member and the second hollow member It is effective to further include a projection receiving portion.

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

4 is a view illustrating a state of use of a connection duct of a refrigerator equipped with a special selection room according to an embodiment of the present invention, FIG. 5 is an exploded perspective view of the connection duct of FIG. 4, and FIG. 6 is a connection duct of FIG. 4. An enlarged cross-sectional view of the coupled state of As shown in these drawings, the refrigerator provided with the special selection chamber includes a main body 10 in which a freezer compartment 21 and a refrigerating compartment 31 are formed with a partition wall 11 formed along the up and down direction, and a refrigerating compartment 31. The specialty chamber 41 formed in the lower area | region of () is provided.

The grill member 23 is formed in the rear region of the freezing chamber 21 to form a circulation passage 25 so that cold air can be circulated, and the suction port 24 can suck air in the lower region of the grill member 23. ) Is formed. An evaporator 27 is provided in the circulation passage 25 to cool the air.

The partition 11 is formed with a suction part 13 penetrating through the plate surface to allow the cold air of the freezing chamber 21 to be sucked into the special selection chamber 41, and on one side of the suction part 13 from the special selection chamber 41. Outflow portion 15 is formed through so that the air of the outflow.

The special selection chamber 41 has a tubular shape in which one side is opened as a heat insulating member, and the casing 43 is formed such that the outer width along the left and right directions is accommodated in the inner width of the refrigerating chamber 31 and the casing 43 is drawn out. It is provided with a drawer 45 that is accommodated and possibly accommodates and stores food therein. The inlet port 46 and the outlet port 48 are formed in the casing 43 so as to be in communication with each other in correspondence with the suction part 13 and the outlet part 15 formed in the partition 11.

On the other hand, the inlet port 46 and the outlet port 48 of the casing 43 protrudes from the side wall of the casing 43 to be retractable and inserted into the suction part 13 and the outlet part 15 respectively when the casing 43 is engaged. The connection duct 51 is coupled to prevent the leakage of air.

The connecting duct 51 is a cylindrical fixing member 53 fixedly coupled to the inlet port 46 and the outlet port 48 of the casing 43, and the fixing member 53 protrudes and retracts from the casing 43. Is coupled to the suction end 13 or the outlet 15 of the partition wall 11 to prevent the leakage of air, and the fixing member 53 and the leakage suppressing member ( It is comprised between the spring member 57 of the compression coil spring type which interposes between 60, and applies the elastic force so that the leakage inhibiting member 60 may protrude toward the partition 11 side.

The fixing member 53 has a tubular shape having a receiving space therein, and the inlet 46 and the outlet 48 of the inlet 46 and the outlet 48 may be fixedly coupled to the inlet 46 or the outlet 48 formed on the side wall of the casing 43. It is formed to have an outer width corresponding to the inner width. At an end disposed toward the inner side of the casing 43, a locking jaw 54 is formed to protrude toward the center and to support one end of the spring member 57.

The leakage suppression member 60 includes a first hollow member 61 and a through-hole 62 formed to protrude from one side of the fixing member 53 so that a through hole 62 is formed to allow air to flow along the shaft center, and the air along the shaft center. Through hole 72 is formed so that the flow is possible and has a reduced outer width compared to the outer width of the first hollow member 61 and the second hollow member integrally inserted into one side of the first hollow member 61 ( 71).

The protruding side edge 64 of the first hollow member 61 is rounded to be smoothly retracted when it is coupled to the casing 43 and contacts the partition 11, and the second hollow member 71 is disposed on the opposite side of the first hollow member 61. The coupling part 66 is extended so that one end of the () may be inserted. The long side inner edge of the coupling portion 66 is formed with a protrusion accommodating portion 68 recessed to accommodate the protrusion to be described later.

One end of the second hollow member 71 is coupled to the first hollow member 61 such that the through hole 72 formed therein communicates with the through hole 62 formed in the first hollow member 61. It is formed to have a length that can be disposed inside the casing 43 as compared with the end of the fixing member 53. On the outer surface of the long side portion of the insertion end of the second hollow member 71, protrusions 74 are formed to protrude from the plate surface to be inserted into the protrusion accommodation portion 68 to prevent separation from each other. An extended head portion 76 is formed at the end portion so as to contact the locking jaw 54 and prevent the second hollow member 71 from being separated from the partition 11 by the elastic force of the spring member 57. .

By this configuration, the holding member 54 is fixed to the inlet port 46 or the outlet 15 of the casing 43 in a state where the locking jaw 54 of the fixing member 53 faces the inner side of the casing 43. Insert 53). Spring around the second hollow member 71 in a state where the insertion end of the second hollow member 71 passes through the fixing member 53 and protrudes out of the casing 43 inside the casing 43. The member 57 is inserted.

Next, the insertion side end of the second hollow member 71 is connected to the engaging portion 66 with the rounded edge 64 region of the first hollow member 61 facing outward from the casing 43. When pressurized, the protrusion part 74 formed in the outer surface of the 2nd hollow member 71 is inserted into the protrusion accommodating part 68 of the 1st hollow member 61, and mutual separation is prevented. Almost at the same time that the first hollow member 61 and the second hollow member 71 are coupled, the spring member 57 is compressed, and leakage suppression is integrally coupled to each other by the elastic force of the spring member 57 accumulated at this time. In the member 60, the first hollow member 61 protrudes outward from the casing 43.

When coupling of the connection duct 51 to the casing 43 is completed, when the casing 43 is inserted from the front surface of the refrigerating chamber 31, the protruding leak suppressing member 60 has a rounded edge 64 at the partition 11. By being in contact, it is inserted into the fixed member 53 in a retracted state. When the casing 43 is inserted so that the leakage suppressing member 60 is positioned at the suction part 13 and the outlet part 15, respectively, the withdrawn leakage suppressing member 60 is sucked by the elastic force of the spring member 57. It protrudes into the part 13 and the outlet part 15, and is inserted. As a result, the cold air flowing into the casing 43 from the freezing chamber 21 via the suction part 13 is not leaked along the first hollow member 61 and the second hollow member 71. 43 is sucked into the inside, and the air inside the casing 43 flows out to the outlet 15 without leaking by the second hollow member 71 and the first hollow member 61.

In the above-described and illustrated embodiments, the case in which the suction part and the outlet part, the fixing member and the leakage suppressing member are all configured to have a rectangular cross-sectional shape is described as an example, but they may be configured to have a circular cross-sectional shape. .

In addition, in the above-described and illustrated embodiments, the case where the special chamber is formed in the refrigerating chamber is described as an example, but the technical concept of the present invention may be applied to the case where the casing is arranged in the freezing chamber.

As described above, according to the present invention, the fixing member is fixedly coupled to the casing, and one side of the casing is coupled to the fixing member so as to protrude and retract, and is inserted into the inlet or outlet of the partition wall to prevent leakage of cold air. The leakage suppression member to be suppressed, and an elastic means interposed between the leakage suppression member and the fixing member to apply an elastic force to protrude from the casing to be retracted into the fixing member when the casing is engaged, thereby easily coupling. In addition, a connection duct of a refrigerator having a specialty chamber provided to protrude into the suction part or the outlet part after completion of the coupling to suppress the occurrence of leakage through the gap is provided.

Claims (5)

A main body having a freezer compartment and a refrigerating compartment formed therebetween with a partition wall therebetween, a through part formed through the partition wall so that the freezer compartment and the refrigerating compartment communicate with each other, and a communication hole formed at one side with a tubular shape having one side opened therebetween. In the refrigerator provided with the specialty compartment which has the specialty chamber casing inserted from the opening side of any one of the said freezer compartment and the refrigerating compartment so that communication is possible, A fixing member having a tubular shape as a heat insulating member, the circumferential surface of which is coupled to be in contact with the inside of the communication hole; It is formed of a hollow body to allow air to flow along the shaft and has an outer width that is reduced relative to the inner width of the fixing member so that one end thereof is protruded and retractable with respect to the fixing member. A leakage suppression member that is retracted and protrudes so as to be inserted into the through part when the coupling is completed and suppresses air from leaking into the contact area between the partition wall and the specialty sil casing; And a resilient means interposed between the fixing member and the leakage preventing member to apply an elastic force so that the leakage preventing brake member protrudes from the fixing member. The method of claim 1, Connection duct of the refrigerator having a special compartment, characterized in that the corner region of the protruding side end portion of the leakage inhibiting member is rounded. The method of claim 1, The fixing member is formed with a locking projection protruding a predetermined side from the inner surface of the end of the special thread casing side, the center side, The leakage preventing member is formed with a reduction section having an outer width reduced over a predetermined length section along the axial direction from the protruding side end portion, The elastic means is a connecting duct of the refrigerator having a special chamber, characterized in that the compression coil spring member disposed around the reduction section. The method of claim 3, The leakage suppression member has a first hollow member having a through hole formed along an axis, and a through hole formed along an axis, and has an outer width smaller than an outer width of the first hollow member, and one end is inserted into one side of the first hollow member. And integrally coupled to each other, and the other end includes a second hollow member having a head portion extended to be in contact with the locking jaw of the fixing member. The method of claim 4, wherein At least one protrusion protruding from any one of the mutual contact surfaces of the first hollow member and the second hollow member, and recessed to accommodate the protrusion at the other of the mutual contact surfaces of the first hollow member and the second hollow member Connection duct of the refrigerator with a special selection room, characterized in that it further comprises a projection receiving portion.