CN1223819C

CN1223819C - Refrigerator having defreezing chamber

Info

Publication number: CN1223819C
Application number: CN 02121055
Authority: CN
Inventors: 尹宁焄; 朴埈亨; 黄仁永; 朴镇求; 许祥镐; 郑義烨; 金世荣
Original assignee: LG Electronics Tianjin Appliances Co Ltd
Current assignee: LG Electronics Tianjin Appliances Co Ltd
Priority date: 2002-05-31
Filing date: 2002-05-31
Publication date: 2005-10-19
Anticipated expiration: 2022-05-31
Also published as: CN1461930A

Abstract

The present invention provides a refrigerator having a defreezing chamber, which relates to the invention in the aspect of the refrigerator having a defreezing chamber, and the refrigerator having a defreezing chamber is easy to defreeze frozen food. The structure of the refrigerator having a defreezing chamber comprises a refrigerator body which is provided with at least one refrigerating chamber and a mechanical chamber inside, wherein the interior of the mechanical chamber is provided with a compressor; one side of the compressor inside the refrigerator body is provided with a barrel-shaped defreezing chamber which is made of heat conduction materials and is provided with an opening in the front; an air flow space is arranged between the periphery of the defreezing chamber and the inner wall of the refrigerator body; the front opening of the defreezing chamber is provided with a defreezing chamber door isolated from outer sealing; blowing fans which blow air to the air flow space are arranged on the defreezing chamber and the upper part of the compressor. The present invention has the advantages that the present invention adopts materials with high heat conduction property to make the defreezing chamber, which has high heat transmission speed; a heat transmission rod is arranged outside the defreezing chamber, and a heat transmission component can quickly accumulate heat; in addition, the blowing fans blow high temperature inside a compressing chamber to the defreezing chamber, which can effectively improve the effect of defreezing food.

Description

The refrigerator that possesses defrosting room

Technical field

What the present invention relates to is the invention of refrigerator aspect, particularly be the refrigerator aspect invention that possesses defrosting room that frozen food is easy to thaw.

Background technology

Refrigerator is the household electrical appliance with the food cryopreservation.Refrigerator commonly used all possesses the refrigerating chamber that freezes foodstuff storing and the refrigerating chamber of stored under refrigeration food.

The structure of general refrigerator includes a refrigerator body, at the rear lower of this casing the compressor of compression refrigerant is arranged, and what is connected with the discharge portion of compressor is condenser, and the expansion apparatus of the refrigerant capillary of flowing through etc. and the equipment such as rapid steamer that evaporate.

Above-mentioned existing refrigerator and cooled is frozen the chamber and maintains usually the chilling temperature below-18 ℃, when the cooking, takes out food from refrigerating chamber, just can cook use after need thawing.But need the long time during food that thaws freezing at normal temperatures, for using the food that takes out from refrigerator at once, inconvenient in the use.In order to shorten thawing time, people use micro-wave oven to come defrosting food usually.Use defreezing by microwave oven food, not only take electricity, thaw rapidly, cause the speed of thawing of food surface and deep layer there are differences easily,, the defective of flavour of food products can occur reducing because the food surface excessive temperature rises.

Summary of the invention

The objective of the invention is to overcome the deficiency of above-mentioned technology, provide a kind of refrigerator itself to be provided with to thaw the refrigerator that possesses defrosting room of frozen food device.

The present invention solves the problems of the technologies described above the technical scheme that is adopted: a kind of refrigerator that possesses defrosting room, its structure comprises that inside has a refrigerating chamber at least, the refrigerator body of a refrigerating chamber and a Machine Room, the Machine Room is positioned at the rear lower of refrigerator body, there is compressor inside, Machine Room, in refrigerator body inner compressor one side is to make the defrosting room that front openings becomes tubular with heat conducting material, between defrosting room periphery and refrigerator body inwall, air flow spaces is arranged, defrosting room front openings place has the inner defrosting room door of isolating with outside seal of defrosting room, at defrosting room and compressor top the blowing fan that air is blowed to air flow spaces is arranged.

The invention has the beneficial effects as follows: the present invention selects for use the high material of heat-conductive characteristic to make defrosting room, and heat transfer rate is fast, and defrosting room can gather heat fast, is convenient to defrosting food.And, the defrosting room outside is formed with a plurality of heat transfer bars, places heat transfer component between compressor and the defrosting room again, and compressor enough is delivered to defrosting room because of the heat energy that work produces, add blowing fan the high temperature in the discharge chambe is blowed to defrosting room, so can improve the effect of defrosting food effectively.

Description of drawings

Fig. 1 is a perspective view of the present invention;

Fig. 2 is the cross section structure schematic diagram of the defrosting room of Fig. 1;

Fig. 3 is the vertical section structure schematic diagram of the defrosting room of Fig. 1.

The specific embodiment

Below in conjunction with accompanying drawing embodiments of the invention are described in further detail:

The present invention is the refrigerator that possesses defrosting room, structure of the present invention comprises that inside has a refrigerating chamber at least, the refrigerator body 11 of a refrigerating chamber and a Machine Room, the Machine Room is positioned at the rear lower of refrigerator body 11, there is compressor 33 inside, Machine Room, in refrigerator body 11 inner compressors 33 1 sides is to make the defrosting room RT that front openings becomes tubular with heat conducting material, between defrosting room RT periphery and refrigerator body 11 inwalls, there is free air-flow to move space S, there is the inner defrosting room door 49 of isolating with outside seal with defrosting room RT at defrosting room RT front openings place, at defrosting room RT and compressor 33 tops the blowing fan 44 that air is blowed to air flow spaces S is arranged.

Refrigerator body 11 have from top to bottom form next door 12 about be respectively refrigerating chamber 21 and refrigerating chamber 25, the front of refrigerator body 11 has refrigerating chamber door 22 and refrigerating-chamber door 27 usefulness hinges to be hinged on each front openings of refrigerating chamber 21 and refrigerating chamber 25.

The top of refrigerator body 11 has blowing fan 44 to wait the control part 55 of each driver part.The mode selection part 23 of selecting defrost mode is arranged on the front panel of the refrigerating chamber door 22 of refrigerator body 11, and mode selection part 23 includes defrost mode selector button 24a, selects a plurality of selector button 24b, the display part 24c of the operation mode of refrigerating chamber 21 and refrigerating chamber 25.Mode selection part 23 is connected with the control part 55 that control blowing fan 44 starts rotation.Described defrost mode is to be made of a plurality of different thawing times; The time that control part 55 control blowing fans 44 start rotation is corresponding with a plurality of different thawing times.This defrost mode is to select a plurality of patterns of suitable different thawing times separately according to the characteristic of frozen food.

The rear lower of refrigerator body 11 has the Machine Room 31 that can rearward open and close, and the compressor 33 of compression refrigerant has been installed in the bottom of Machine Room 31 inner refrigerator cavity 25.One side of compressor 33 has the refrigerant with compression to carry out condensing condenser 35 by heat release, and the oriented condenser 35 directions air-supply of a side of condenser 35 promotes the fan 37 of refrigerant heat release.

Refrigerating chamber 25 bottoms of refrigerator body 11 are to make the defrosting room RT that front openings becomes tubular with thermally-conductive materials 41, and heat conducting material 41 is to select for use to transmit the heat-conductive characteristic good material of heat as aluminium (Al) or copper (Cu) etc. rapidly.

Formed the crooked laterally ring flange 42a that prolongs along frame that reaches in the front openings portion of defrosting room RT, there to be free air-flow to move space S in order making between defrosting room RT periphery and refrigerator body 11 inwalls, on breadth, to have formed the flowing space S of air corresponding to the protrusion of ring flange 42a.A plurality of heat transfer bars 43 on its surface of protrusion of the promising increase heat exchange area of appearance outer surface of defrosting room RT.At this moment, heat transfer bar 43 is to form rib shape or the rod-shape consistent with the flow direction of air.Between defrosting room RT and compressor 33, be connected with heat transfer component 45.Heat transfer component 45 is delivered to defrosting room RT for the vibration that suppresses compressor 33, and length can be stretched or flexibly connect greater than the heat transfer component 45 of distance between defrosting room RT and the compressor 33.

The blowing fan 44 that air is blowed to air flow spaces S is equipped with on top between defrosting room RT and compressor 33.Blowing fan 44 is that compressor 33 is sent to the flowing space S of the air that forms between defrosting room RT and the refrigerator body 11 because of work causes the air of temperature rising.

The shallow drawer 47 of the defrosting room that can extract out and insert is equipped with in the inside of defrosting room RT.The shallow drawer 47 of defrosting room comprises the top frame section 48b that can deposit the plate-like base plate 48a of defrosting food and extend upward formation along base plate 48a on every side.At this moment, frame section 48b is that the moisture (water droplet) of food after suppressing to thaw flows out from the bottom of defrosting room RT and food is warm to be transmitted soon in order to make, and reduces the used temperature of thawing simultaneously as far as possible.

The front face of shallow drawer 47 of thawing is defrosting room doors 49, and the shallow drawer 47 of defrosting room door 49 and defrosting room forms one mutually, and there is handgrip 50 front of defrosting room door 49.The medial surface of defrosting room door 49 has the sealing gasket 51 of seal isolation.Sealing gasket 51 contacts are located soft of the front openings of defrosting room RT, and isolate with the outside seal of defrosting room RT.Defrosting room door 49 is preferably to use heat-barrier material to make or its inside is the thermal insulation layer of vacuum.

Below use of the present invention is further specified: structure according to the present invention, catch the handgrip 50 of defrosting room door 49 to draw back when thawing food freezing forward and extract the shallow drawer 47 that thaws out, put into the shallow drawer 47 that thaws after the food on the shallow drawer 47 that thaws and insert toward defrosting room RT are inner from defrosting room RT.The mode selection part 23 that a plurality of defrost mode are arranged on the front panel of the refrigerating chamber door 22 on the refrigerator body 11, corresponding to the characteristic of wanting defrosting food, operation defrost mode selector button 24a can select one of them defrost mode in a plurality of defrost mode.Because mode selection part 23 is connected with the control part 55 of control blowing fan 44 rotations, when selecting one of them defrost mode, control part 55 is controlled the rotational time of blowing fan 44 corresponding to the corresponding time of the defrost mode of selecting.The rotation of blowing fan 44 contacts with the outside of defrosting room RT compressor 33 after bringing the hot gas of rising to blow between defrosting room RT and the refrigerator body 11 flowing space S of the air that forms because of work with heat transfer bar 43.According to said process, be delivered to the outside of defrosting room RT and the heat of heat transfer bar 43 temperature of defrosting room RT is risen, finish the food of the freezing state of putting into the inside that thaws.

Show the middle septate what is called of refrigerating chamber and refrigerating chamber above-below direction refrigerator side by side in the real case of narrating previously, also can be suitable for the defrosting room that forms in the refrigerator structure of refrigerating chamber and other position of refrigerating chamber.

The present invention has showed the downside of defrosting room at refrigerating chamber, and defrosting room also can be at the downside of refrigerating chamber.

The embodiment of face of the present invention has illustrated that the shallow drawer of defrosting room conciliates chilling chamber door and form one mutually, and the defrosting room door also can be combined on the hinge of a side of front openings of defrosting room.

Claims

1. refrigerator that possesses defrosting room, its structure comprises that inside has a refrigerating chamber at least, the refrigerator body (11) of a refrigerating chamber and a Machine Room, the Machine Room is positioned at the rear lower of refrigerator body (11), there is compressor (33) inside, Machine Room, it is characterized in that in refrigerator body (11) inner compressor (33) one sides be to make the defrosting room (RT) that front openings becomes tubular with heat conducting material, between defrosting room (RT) periphery and refrigerator body (11) inwall, air flow spaces (S) is arranged, defrosting room (RT) front openings place has the inner defrosting room door (49) of isolating with outside seal of defrosting room (RT), at defrosting room (RT) and compressor (33) top the blowing fan (44) that air is blowed to air flow spaces (S) is arranged.

2. according to the refrigerator described in the claim 1, it is characterized in that the shallow drawer of defrosting room (47) that can extract out and insert is equipped with in the inside of defrosting room (RT).

3. according to the refrigerator described in the claim 2, it is characterized in that the shallow drawer of defrosting room (47) comprises the top frame section (48b) that can deposit the plate-like base plate (48a) of defrosting food and extend upward formation along base plate (48a) on every side.

4. according to the refrigerator described in the claim 2, the front face of the shallow drawer (47) that it is characterized in that thawing is defrosting room door (49), and there is handgrip (50) front of defrosting room door (49), and defrosting room door (49) medial surface has the sealing gasket (51) of seal isolation.

5. according to the refrigerator described in the claim 1, it is characterized in that defrosting room (RT) outer surface has a plurality of heat transfer bars (43) on its surface of protrusion that increases heat exchange area.

6. according to the refrigerator described in the claim 1, it is characterized in that between defrosting room (RT) and compressor (33), being connected with heat transfer component (45).

7. according to the refrigerator described in claim 1 or 6, it is characterized in that having on the door (22) of refrigerator body refrigerating chamber the mode selection part (23) of defrost mode, mode selection part (23) is connected with the control part (55) of control blowing fan (44) rotation.

8. according to the refrigerator described in the claim 7, it is characterized in that described defrost mode is to be made of a plurality of different thawing times; The time of control part (55) control blowing fan (44) rotation is corresponding with a plurality of different thawing times.