CN102401526A

CN102401526A - Refrigerator

Info

Publication number: CN102401526A
Application number: CN2011102821127A
Authority: CN
Inventors: 全灿镐; 许珠霙; 蔡洙男; 池成
Original assignee: LG Electronics Inc
Current assignee: LG Electronics Inc
Priority date: 2010-09-16
Filing date: 2011-09-16
Publication date: 2012-04-04
Anticipated expiration: 2031-09-16
Also published as: EP2431687A3; US20120067075A1; EP2431687A2; CN102401526B; EP2431687B1

Abstract

A refrigerator includes a refrigerator main body having a storage space to store foods and a machine room to accommodate a part of a refrigerant compression cycle apparatus, a condenser disposed between a bottom surface of the refrigerator main body and a lower surface of the storage space, at least one compressor disposed within the machine room, and a blow fan to form an air passage through which external air passed through the condenser is supplied into the compressor and discharged out of the machine room.

Description

Refrigerator

Technical field

The application relates to a kind of refrigerator, particularly relates to a kind of refrigerator with Machine Room, and this Machine Room is used to hold cold-producing medium compression cycle device, like compressor and condenser.

Background technology

Usually, refrigerator comprises a plurality of storage space and cold-producing medium compression cycle devices that are used for preserving therein food, and this cold-producing medium compression cycle device maintains predetermined temperature range through cool-air feed in storage space with storage space.Several assemblies of this cold-producing medium compression cycle device are set at an independently space, in the Machine Room that promptly separates with this storage space.This Machine Room is usually located at the place, bottom on the back surface of refrigerator main body.

This Machine Room is holding the compressor that is used for compressed refrigerant, the condenser that is used to make compressed condensation of refrigerant, blower fan or the like.For making the normal running of cold-producing medium compression cycle device, the inside of Machine Room should be maintained within the suitable temperature range., should extraneous air be supplied in the Machine Room constantly for this reason, and should the extraneous air of being supplied be extracted out swimmingly.

For this purpose, the typical used Machine Room of refrigerator is provided with the outlet that is used to introduce the inlet of air and is used to discharge air.In addition, this Machine Room is provided with blower fan is passed entrance and exit with generation air-flow.

Here, flow more glibly for making air, rotating speed of this blower fan (RPM) or size can increase, but possibly cause the increase of energy consumption like this and produce noise.Therefore, be necessary to optimize the air duct in the Machine Room, even if use low power blower fan, the heat in the Machine Room also can be discharged swimmingly.Especially, when in the Machine Room, being provided with several assemblies, for example when in the Machine Room, using two compressors, the size of Machine Room (volume) should increase, but possibly cause reducing of storage space like this.Therefore, the increase of Machine Room volume is limited.Like this, because a plurality of assemblies are installed in the Machine Room of restricted volume, make air discharge decrease in efficiency.

Summary of the invention

Therefore, in order to overcome these problems of prior art, a scheme of detailed description is used to provide a kind of recruitment that can make the volume of Machine Room to minimize and improve the refrigerator of radiating efficiency.

For realizing that these are with other advantage and according to the purpose of this specification; Such as this embodiment with ground is extensively described; A kind of refrigerator is provided, has comprised: refrigerator main body, it is provided with the storage space that is used for stored food and in order to the Machine Room of a part of holding cold-producing medium compression cycle device; Condenser is arranged between the lower surface of bottom surface and storage space of refrigerator main body; At least one compressor is arranged in the Machine Room; And blower fan, in order to form air duct, the extraneous air that flows through condenser is fed into compressor and is discharged from the Machine Room via this air duct.

According to this scheme, condenser can be installed in the bottom surface of refrigerator main body to minimize the space that is occupied by condenser.And extraneous air can at first be fed into the condenser with big relatively heat radiation load, has therefore improved radiating efficiency.

According to another aspect of the present invention, a kind of refrigerator is provided, has comprised: refrigerator main body, it has refrigerating chamber, refrigerating chamber and Machine Room; Condenser, it is arranged on the bottom towards the ground that this refrigerator is installed of refrigerating chamber or refrigerating chamber; A pair of compressor, it is laterally disposed in the Machine Room along refrigerator main body; And blower fan, itself and said a pair of compressor in series are provided with, and this blower fan makes extraneous air can pass through the condenser introducing and discharges the Machine Room via compressor.

The detailed description that the further range of application of the present invention will provide through hereinafter and more obvious.Yet; Be understood that; Because to those skilled in the art, through this detailed description, with the multiple variation and the modification that obviously are covered by in the spirit and scope of the present invention; Although therefore this detailed description has been represented the preferred embodiments of the present invention, only illustrative purpose with concrete example.

Description of drawings

The accompanying drawing of enclosing is in order to providing further understanding of the present invention, and is bonded in the specification and constitutes the part of specification, these explained exemplary embodiment, and be used for explaining principle of the present invention with specification.

In the accompanying drawings:

Fig. 1 is the stereogram that illustrates according to the bottom on the back surface of the refrigerator of first exemplary embodiment;

Fig. 2 is the side view that the inside of the Machine Room in first exemplary embodiment is shown;

Fig. 3 is the rearview that the inside of the Machine Room in first exemplary embodiment is shown;

Fig. 4 illustrates the stereogram that is included in the condenser cover in first exemplary embodiment;

Fig. 5 be this condenser cover a part amplification stereogram;

Fig. 6 is the view that the lower surface of first exemplary embodiment is shown;

Fig. 7 is the stereogram that illustrates according to the bottom on the back surface of the refrigerator of second exemplary embodiment;

Fig. 8 is the side view that the inside of the Machine Room in second exemplary embodiment is shown; And

Fig. 9 is the view that the lower surface of second exemplary embodiment is shown.

The specific embodiment

To combine accompanying drawing at length to provide description now according to exemplary embodiment.For the purpose of simple with reference to the description of accompanying drawing, assembly identical or that be equal to will be represented with identical Reference numeral, and no longer it will be repeated in this description.

Please refer to Fig. 1 to Fig. 3, can comprise according to the refrigerator of first exemplary embodiment: refrigerator main body 100, it is separated into refrigerating chamber 110, refrigerating chamber 120 and Machine Room 140; And refrigerating circulatory device 200, it has a plurality of assemblies, and the some of them assembly is installed in the Machine Room 140.

Refrigerating chamber 110 can be separated by first dividing plate 131 with refrigerating chamber 120, and this dividing plate 131 is erected in the refrigerator main body 100.Machine Room 140 can be positioned at the below of refrigerating chamber 110 and refrigerating chamber 120, and is positioned at the rear side of refrigerator main body 100.

Here, in the bottom of refrigerator main body 100 lower support 160 can be installed.

Machine Room 140 can comprise: the first area 1., it is between refrigerating chamber 110 and lower support 160; And second area 2., and it is positioned at below the freezer chamber 110/120.Here, the lower surface of freezer chamber 110/120 can tilt, and promptly its height can increase towards the upside on right side among Fig. 2.

The condenser 220 of refrigerating circulatory device 200 can be arranged on the first area 1. in, and two compressors 210 can be arranged on parallelly connectedly second area 2. in.

Refrigerator main body 100 can comprise: heat barrier foam 300 is used to stop heat to transmit to the outside in the space internally.Heat barrier foam 300 can be located between the outer surface of refrigerating chamber 110 or refrigerating chamber 120 and main body 100.Based on the bottom of main body 100, heat barrier foam 300 can be between refrigerating chamber 110 or refrigerating chamber 120 and lower support 160.Heat barrier foam 300 can be formed by the foaming carbamate, omits its detailed description here.

Meanwhile, the heat barrier foam 300 that is positioned at refrigerating chamber 110 belows can be provided with slot 310, and condenser 220 is inserted in this slot.Slot 310 can limit an approximate rectangular parallelepiped-shaped space, and condenser 220 can be set in this slot towards the bottom surface in the space that refrigerator main body 100 is installed.That is to say that 1. condenser 220 can be arranged in the first area.

And, please with reference to Fig. 4 and Fig. 5, condenser cover 400 can be installed in condenser 220 set to lower support 160 on.Condenser cover 400 can open or close the opening 161 that is formed at lower support 160, and condenser cover 400 arrives lower support 160 through Bolt Connection.

Here, condenser cover 400 can have the main body of lid 410, and lid main body 410 has the shape of the rectangular parallelepiped protrusion part of being approximately.Lid main body 410 can have sloped sidewall, makes the below of its area in Fig. 2 narrow down gradually.Can pass this sidewall and form a plurality of inlets 420.

Inlet 420 can comprise: preceding inlet 421, and it is towards the front surface of refrigerator, that is is provided with a side of the door that is used to open or close refrigerating chamber 110 and refrigerating chamber 120; And side entrance 422, it is towards the right side and the left side of refrigerator main body 100.Wherein, side entrance 422 is not to form with the mode that is dispersed throughout the sidewall that covers main body 410, but only is formed on the first half ones that are positioned at front portion (that is, anterior corresponding with sidewall, this front portion is positioned at the position near the place ahead).Thus, can avoid directly introducing the air of the discharge in the back-end region that is present in the refrigerator main body 100 that is provided with compressor 210, and flow equably in the whole surface that makes the air that is introduced into can pass through condenser 220.

Therefore, inlet 420 can make it possible to form passage (a), makes that being in refrigerator main body 100 anterior air can be directed into condenser 220 via the bottom of refrigerator main body 100.

Below, with providing the description of compressor 210 at the state that is provided with of second area in 2..At first, as shown in the figure, 1. 2. second area can be communicated with the first area.

2. second area can be shown as has two

compressors

210 and 212 that are provided with in the parallel connection of the left and right directions of refrigerator main body 100.These two

compressors

210 and 212 can be installed on the lower support 160.

And 2. second area can be shown as has the blower fan 230 that is installed in compressor 212 right sides (is benchmark with Fig. 1).Here, blower fan 230 can be located at the below of refrigerating chamber 120, and is fixed on the lower support 160.

By this structure; When blower fan 230 operations; Extraneous air can produce and pass inlet and 420 be introduced into first area air-flow 1.; 2. this air-flow flows into second area via condenser 220, and is discharged from via the outlet that is formed at bonnet 150 151, and this bonnet 150 is installed in the rear end of Machine Room 140.

Below, with the description that provides the operation of first exemplary embodiment.

See figures.1.and.2, of preamble, in first exemplary embodiment, the condenser of refrigerant compression EGR 200 and compressor are arranged in the Machine Room 140 that is separated into refrigerating chamber 110 and refrigerating chamber 120.Machine Room 140 can be divided into the first area 1. with second area 2..Here, the comparable second area of first area height 1. height 2. is low, thereby the volume that is occupied by Machine Room 140 is minimized.

Especially, first area shape 1. forms with the shape of condenser 220 similar.Therefore, the structure that is arranged on same area with compressor of the prior art and condenser is compared, and Machine Room 140 occupied volumes can be reduced to a greater degree.

Condenser 220 can be by the extraneous air cooling of introducing via the inlet 420 of condenser cover 400, and condenser cover 400 is installed to the opening 161 of lower support 160.That is to say, be introduced in the initial contact condenser of extraneous air in the Machine Room 200, therefore, can cool off condenser 220 effectively with big relatively heat radiation load with heat-shift.

When blower fan 230 operation, the extraneous air that is present in refrigerator main body 100 the place aheads flows to the bottom of refrigerator main body 100, and is incorporated into condenser cover 400 via the inlet 420 of condenser cover 400 subsequently.This structure makes it possible to introduce and is present in extraneous air the place ahead, that have the temperature lower relatively than the back surface temperature of refrigerator, thereby has further improved radiating efficiency.

This extraneous air that is introduced into via the inlet 420 of condenser cover 400 can the first area 1. in cooler condenser 220, and flow into second area 2..Here, in the first area 1. and the connecting portion of second area between 2. can have the shape of similar diffuser, the height of this connecting portion increases gradually.Therefore, air outside can be diffused into equably second area 2. in.

The extraneous air that is spread can in-order mode cool off this to compressor 210 and 212.Here, consider radiating efficiency, the heat radiation of compressor that is positioned at the air duct upper reaches is smooth and easy relatively.Therefore, the compressor to the zone with big cooling load in these compressors can be arranged on the upper reaches of outer gas stream.

Can flow through blower fan 230 with in-order mode subsequently through the extraneous air of two compressors; And thereafter through export 151 be discharged to refrigerator main body 100 rear side, this outlet 151 forms the bonnet 150 that passes the Machine Room 140 that covers refrigerator main body 100 back.

Meanwhile, the present invention can be not limited to said structure, but same applicable to the structure of blower fan between two compressors.

Fig. 7 and 8 shows second exemplary embodiment of refrigerator.For the purpose of simple with reference to the description of accompanying drawing, assembly identical or that be equal to will be represented with identical Reference numeral, and no longer it will be repeated in this description.

With reference to Fig. 7 and Fig. 8, according to second exemplary embodiment, two

compressors

210 and 212 and blower fan 230 can be arranged in the Machine Room 140 along the left and right directions of refrigerator.Blower fan 230 can be between two compressors 210 and 212.When

compressor

210 and 212 separates each other shown in accompanying drawing, when refrigerant pipe and so on is connected to compressor, can guarantee to have working space, thereby make fittage be convenient to carry out.Can after the compressor assembling is accomplished, blower fan 230 be installed again.

Between two

compressors

210 and 212, the first defrost water reservoir vessel 510 can be installed.The first defrost water reservoir vessel 510 can be used for the interim defrost water that produces from the evaporimeter of the cooling of controlling refrigerating chamber 110 of collecting and store.And, because the first defrost water reservoir vessel 510 is arranged between two

compressors

210 and 212, can utilizes because of blower fan 230 is installed in advance and guarantee the space that has, and so can further reduce the volume of Machine Room 140.Here, blower fan 230 also can be set at the top of the first defrost water reservoir vessel 510.

Also can further be provided for collecting the second defrost water reservoir vessel 520 of the defrost water that the evaporimeter by the cooling of controlling refrigerating chamber 120 produces.The second defrost water reservoir vessel 520 can be positioned at the top of compressor 212.Pipe P can be set, so that the defrost water of each evaporimeter generation is introduced in each defrost

water reservoir vessel

510 and 520 above each defrost

water reservoir vessel

510 and 520.

The water that is stored in each defrost water reservoir vessel can help to reduce the internal temperature of Machine Room.That is to say that the defrost water of importing into from evaporimeter has low relatively temperature, so that reduce the internal temperature of Machine Room.And this defrost water can be by through the extraneous air of Machine Room and by partly evaporation, and therefore absorbs evaporation heat, causes the internal temperature of Machine Room further to reduce.

Aforesaid embodiment and advantage only are exemplary, and can not be interpreted as limitation of the present invention.The present invention can be by enough devices that easily is applied to other type.This specification is intended to the purpose that is used to explain, but not to the restriction of the scope of claim.Multiple choices, modification and modification and further feature all are conspicuous to those skilled in the art.The characteristic of a plurality of exemplary embodiments described herein, structure, method and other characteristic can combine in many ways and obtain other and/or selectable exemplary embodiment.

, the present invention do not deviate from its characteristic because can embodying in a variety of forms; What therefore will also be understood that is; If not explanation is arranged in addition; The foregoing description is not limited by any details of aforementioned specification, but broadly makes an explanation in the defined scope of claims that Ying Zairu attaches, thus all drop in boundary and the scope of claim, or the equivalent of such boundary and scope within the claims that all ought to be enclosed of change and modification contain.

Claims

1. refrigerator comprises:

Refrigerator main body, the Machine Room that it has the storage space that is used for stored food and is used to hold the part of cold-producing medium compression cycle device;

Condenser is arranged between the lower surface of bottom surface and this storage space of this refrigerator main body;

At least one compressor is arranged in this Machine Room; And

Blower fan, in order to form air duct, the extraneous air that flows through this condenser is fed in this compressor via this air duct and is discharged from this Machine Room.

2. refrigerator as claimed in claim 1, wherein this refrigerator main body comprises heat barrier foam, and this heat barrier foam is arranged between the storage space and outer surface of this refrigerator main body, and this condenser is inserted in the slot that is formed in this heat barrier foam.

3. refrigerator as claimed in claim 2 also comprises condenser cover, and this condenser cover is installed on the bottom surface of this refrigerator main body to cover the outside of this condenser.

4. refrigerator as claimed in claim 3, wherein this condenser cover comprises a plurality of inlets, is used for introducing extraneous air through said a plurality of inlets.

5. refrigerator as claimed in claim 4, wherein this condenser cover has the parallelepiped shape of rectangle, and has the open surfaces towards this condenser.

6. refrigerator as claimed in claim 5, wherein said a plurality of inlets comprise:

Before inlet, it passes being formed towards the sidewall of the front surface of said refrigerator of this condenser cover; And

The side entrance, its pass this condenser cover towards the sidewall of the side surface of said refrigerator and be formed,

Wherein this blower fan be set at the ratio of rear side of this refrigerator main body said before inlet and the side entrance position after more leaning on.

7. refrigerator as claimed in claim 6, wherein said before inlet be formed the whole sidewall that passes this condenser cover towards the front surface of said refrigerator.

8. refrigerator as claimed in claim 6, wherein said side entrance are formed the front portion towards each sidewall of the sidewall of said refrigerator of passing this condenser cover.

9. refrigerator as claimed in claim 1 wherein is provided with a pair of compressor, and this blower fan is arranged between the said a pair of compressor.

10. refrigerator as claimed in claim 9 wherein also is provided with in this Machine Room and is used for defrost water is collected in defrost water reservoir vessel wherein.

11. refrigerator as claimed in claim 10, wherein this refrigerator main body has a plurality of storage spaces, and in this Machine Room, also is provided with the defrost water reservoir vessel identical with the quantity of said storage space.

12. refrigerator as claimed in claim 11, one of them of wherein said a plurality of defrost water reservoir vessels are arranged between the said a pair of compressor.

13. refrigerator as claimed in claim 11, one of them of wherein said a plurality of defrost water reservoir vessels are arranged on the top of a compressor in the said a pair of compressor.

14. a refrigerator comprises:

Refrigerator main body, it has refrigerating chamber, refrigerating chamber and Machine Room;

Condenser, it is arranged on the bottom of this refrigerating chamber or this refrigerating chamber and towards the ground that this refrigerator is installed;

A pair of compressor, it is laterally disposed in this Machine Room along this refrigerator main body; And

Blower fan, itself and said a pair of compressor in series are provided with, and this blower fan makes the extraneous air of introducing can pass through this condenser and discharges this Machine Room via this compressor.

15. refrigerator as claimed in claim 14, wherein this blower fan is set between the said a pair of compressor.