CN106104180A

CN106104180A - Refrigerator

Info

Publication number: CN106104180A
Application number: CN201580013420.6A
Authority: CN
Inventors: 藤冈弘誉; 弘松和明; 猿渡亚季
Original assignee: Sharp Corp
Current assignee: Sharp Corp
Priority date: 2014-07-08
Filing date: 2015-07-01
Publication date: 2016-11-09
Also published as: WO2016006517A1; JP6389075B2; JP2016017681A

Abstract

The present invention provides a kind of refrigerator that can improve refrigerating capacity.Described refrigerator (1) including: maintains first cold room (4) of refrigerated storage temperature；It is arranged in below the first cold room and maintains the refrigerating chamber (6) of cryogenic temperature；Between the first cold room and refrigerating chamber, a side of inclined left right direction configures and maintains second cold room (5) of refrigerated storage temperature；And second the side of cold room be arranged between the first cold room and refrigerating chamber and maintain the freezing zoning portion (21) of cryogenic temperature adjacently；And it is configured with the cold air path (7) of the first pressure fan (10) and cooler (11), via cold air path to the first cold room, freezing zoning portion and refrigerating chamber ejection cold air, cold air path has: cooler room (12), it is arranged on the rear of refrigerating chamber from the lower section to the second cold room, the lower section in freezing zoning portion, is provided with cooler；And upper passage (9), avoid the rear of the second cold room and extend upward from cooler room by the rear in freezing zoning portion.

Description

Refrigerator

Technical field

The present invention relates to the refrigerator possessing cold air path.

Background technology

Patent document 1 discloses that existing refrigerator.Described refrigerator arranges stored refrigerated reserve on the top of heat insulating box Cold room (the first cold room), the lower section of cold room configuration stored refrigerated reserve vegetable compartment (the second cold room).Vegetables The lower section of dish room is provided with the refrigerating chamber of freezen protective reserve the most side by side.

The rear side of undermost refrigerating chamber is provided with canyon, is provided with the compressor making kind of refrigeration cycle operate in canyon.

The rear portion of refrigerating chamber is provided with by configuring the cold air path that cooler, blowing fan and baffle plate make cold air circulate.Cold air Path offers ejiction opening and return port respectively that face refrigerating chamber, faces the ejiction opening of cold room, face returning of vegetable compartment Answer back.Additionally, the access that cold air guides vegetable compartment derived by cold room.

In the refrigerator of said structure, by compressor and the driving of blowing fan, the circulation of cold air path air with The cold air that cooler generates after carrying out heat exchange sprays to refrigerating chamber from ejiction opening.From the cold air of ejiction opening ejection in refrigerating chamber Circulation, returns cooler via return port.

Additionally, cold air sprays from the ejiction opening of cold room when baffle plate is opened, return to return port, flow into vegetables via access Dish is indoor.In vegetable compartment, the cold air of circulation returns cooler via return port.So, in refrigerating chamber, cold room and vegetable compartment Cooled.

Prior art literature

Patent documentation

Patent documentation 1: flat No. 9-113108 of Japanese Laid-Open Patent Publication

, according to conventional refrigerator, the cold air generated at cooler leads to via the cold air at the back side being arranged in vegetable compartment Road flows into cold room.When cold air flows through the rear of vegetable compartment, there is the danger risen in the temperature of cold air.Therefore, refrigerator occurs The problem that refrigerating capacity reduces.

Summary of the invention

It is an object of the invention to provide the refrigerator that can improve refrigerating capacity.

For reaching above-mentioned purpose, the refrigerator of the present invention includes: maintain the first cold room of refrigerated storage temperature；It is arranged in first Below cold room and maintain the refrigerating chamber of cryogenic temperature；Inclined left right direction between the first cold room and described refrigerating chamber One side configures and maintains the second cold room of refrigerated storage temperature；The first cold preservation it is arranged in adjacently with the side of the second cold room Between room and described refrigerating chamber and maintain the freezing zoning portion of cryogenic temperature；And it is configured with the first pressure fan and cooler Cold air path, via described cold air path to the first cold room, described freezing zoning portion and described refrigerating chamber ejection cold air, institute State cold air path to have: cooler room, be arranged on described cold from the lower section to the second cold room, the lower section in described freezing zoning portion Freeze the rear of room, be provided with described cooler；And upper passage, avoid the rear of the second cold room and from described cold But device room is extended upward by the rear in described freezing zoning portion.

In addition the present invention is on the basis of the refrigerator of said structure, described cold air path have be arranged in across dividing plate described cold But the lower passages in the front of device room, and it is described upper passage and described bottom leads in the downstream branch of the first pressure fan Road, the separating part weight that the first pressure fan is arranged in front projection and separates between described freezing zoning portion and described refrigerating chamber On folded position.

In addition the present invention is on the basis of the refrigerator of said structure, to the ejiction opening of described refrigerating chamber ejection cold air relative to institute State the end that upper passage is arranged on the opposition side of left and right directions, near described ejiction opening, be provided with the second pressure fan.

In addition the present invention is on the basis of the refrigerator of said structure, the sidewall of a side of described upper passage and described cooler The upper wall of room is connected by inclined plane.

In addition the present invention is on the basis of the refrigerator of said structure, and described freezing zoning portion is separated, up and down cold with first Hide the top configuration ice-making compartment that room is adjacent.

In addition the present invention is on the basis of the refrigerator of said structure, and the wide cut of the second cold room is wider than described freezing zoning portion Width is big.

According to the present invention, cold air path has: cooler room, from the lower section to the second cold room, the lower section in freezing zoning portion It is arranged on the rear of refrigerating chamber, is provided with cooler；And upper passage, after cooler room is by freezing zoning portion Direction extends above.Therefore, the cold air generated at cooler by the upper passage at the rear not being arranged in the second cold room, to First cold room, freezing zoning portion and refrigerating chamber ejection.So, the refrigerating capacity of refrigerator can be improved.

Accompanying drawing explanation

Fig. 1 is the front view of the refrigerator of the first embodiment representing the present invention.

Fig. 2 is the front view of the main part of the refrigerator of first embodiment of the present invention.

Fig. 3 is the A-A sectional view of Fig. 2.

Fig. 4 is the B-B sectional view of Fig. 2.

Fig. 5 is the bottom of the freezing cold air path of the refrigerator of the first embodiment representing the present invention and standing of cooler room Body figure.

Fig. 6 is the axonometric chart of the vegetable compartment of the refrigerator of the first embodiment representing the present invention.

Fig. 7 is the front view of the main part of the refrigerator of second embodiment of the present invention.

Fig. 8 is the front view of the main part of the refrigerator of third embodiment of the present invention.

Fig. 9 is the C-C sectional view of Fig. 8.

Detailed description of the invention

Embodiments of the present invention are described referring to the drawings.The master of the refrigerator 1 that Fig. 1 illustrates the first embodiment regards Figure.The front surface of the refrigerator 1 multiple storerooms in being arranged on main part 2 (with reference to Fig. 2) is each configured with door.Refrigerator 1 upper Portion is provided with the cold room (the first cold room) 4 of stored refrigerated reserve, and the front surface of cold room 4 is by the door 4L split around and door 4R opening and closing.The bottom of refrigerator 1 is provided with the refrigerating chamber 6 of freezen protective reserve, and the front surface of refrigerating chamber 6 (is joined by with cabinet 6d According to Fig. 2) the door 6a opening and closing of pull-out type of one.

It is arranged between cold room 4 and refrigerating chamber 6 to vegetable compartment (the second cold room) 5 deflection right.Vegetable compartment 5 maintains Refrigerated storage temperature is with reserves such as stored refrigerated vegetables, by the door 5a opening and closing of the pull-out type with cabinet 50 (with reference to Fig. 2) one.

Additionally, between cold room 4 and refrigerating chamber 6, be provided with adjacently with the left of vegetable compartment 5 and maintain cryogenic temperature Freezing zoning portion 21 (with reference to Fig. 2).Freezing zoning portion 21 has the ice-making compartment 25 being arranged in top and the freezing being arranged in bottom Room 26.The front surface of ice-making compartment 25 is by the door 25a opening and closing of the pull-out type with ice storage cabinet 25b (with reference to Fig. 2) one.Refrigerating chamber 26 Front surface is by the door 26a opening and closing of the pull-out type with cabinet 26b (with reference to Fig. 2) one.

It addition, door 5a forms the identical wide cut of door 4R with cold room 4, door 25a, 26a are formed identical with the door 4L of cold room 4 Wide cut.As such, it is possible to improve the attractive in appearance of refrigerator 1.

Fig. 2 represents the front view of main part 2.Additionally, Fig. 3 represents the A-A sectional view of Fig. 2, Fig. 4 represents the B-B section view of Fig. 2 Figure.Main part 2, by the heat insulating box 3 of filling with insulation material 13 between internal box and outer case, forms each storeroom.Cold preservation Separated by the separating part 18 of horizontal arrangement between room 4 and vegetable compartment 5 and between cold room 4 and ice-making compartment 25.Vegetable compartment 5 and cold Freeze and separated by the separating part 19 of horizontal arrangement between room 6.By the separating part of arranged perpendicular between vegetable compartment 5 and freezing zoning portion 21 20 separate.When temperature difference between each storeroom is bigger (such as refrigerating chamber 6 and the temperature difference of vegetable compartment 5), separating part is by heat insulation material In the case of material 13 composition, it is possible to prevent to be stored at reserve near separating part because of the injury of the reserve caused such as supercool. Therefore, when temperature difference between each storeroom is bigger, preferably it is made up of the separating part separating storeroom heat-barrier material 13.

On leading section between refrigerating chamber 26 and refrigerating chamber 6, it is provided with separating part 19 horizontal arrangement at mutually level point Every portion 36.Leading section between ice-making compartment 25 and refrigerating chamber 26 is provided with the separating part 35 of horizontal arrangement.Ice-making compartment 25, refrigerating chamber 26 Communicate with each other at the rear of separating part 35,36 with refrigerating chamber 6.

Multiple bracket 4b, 4c, 4d, 4e it is provided with in cold room 4.Be formed on the right side of the lower section of the bracket 4e of lower end and deflection by The shock chamber 70 that isolation room is constituted.Cabinet 70a it is provided with in shock chamber 70.The left of shock chamber 70 is in connection with being configured with cabinet The little thing room of 71, the left of little thing room is furnished with the water storage case 72 of the water storing ice making.

Additionally, carry little thing cabinet 51 above the cabinet 50 of vegetable compartment 5.Carrying storage above the cabinet 6d of refrigerating chamber 6 Cabinet 6c, carries cabinet 6b above cabinet 6c.

The bottom of main part 2 and the rear of heat insulating box 3 are provided with canyon 30.It is configured with in canyon 30 and makes kind of refrigeration cycle The compressor 31 of operating.

The rear portion of main part 2 is provided with the cold air path 7 of circulation cold air.Cold air path 7 has cooler room 12, upper passage 9, lower passages 29 and return path 34.Cooler room 12 is arranged on freezing from the lower section of refrigerating chamber 26 to the lower section of vegetable compartment 5 The rear of room 6, and it is provided with cooler 11.Cooler 11 is located at above canyon 30, and the bottom of cooler room 12 is provided with from cold Freeze room 6 and return the return port 9c of cold air.

Upper passage 9 extends upward from cooler room 12, and lower passages 29 is arranged in cooler room 12 across dividing plate 27 Before.Return path 34 is derived downwards from vegetable compartment 5, and the bottom of cooler room 12 connects.Additionally, formation cold room The separating part 18 of the diapire of 4 is provided with the connected entrance 4f connected by cold room 4 with vegetable compartment 5.

Blowing fan 10, baffle plate 23, blowing fan 24 it is configured with from below in upper passage 9.Blowing fan 10 (the first pressure fan) The position overlapping with separating part 36 it is arranged in front projection.Lower passages 29 is led at the discharge side opposite upper parts of blowing fan 10 Road 9 branch also extends downwards.Baffle plate 23 is opening when cooling down cold room 4 and vegetable compartment 5, to the shape of upper passage 9 The cold preservation path 8 above baffle plate 23 is become to guide cold air.Blowing fan 24 is driven when baffle plate 23 is opened.

Cold preservation above the baffle plate 23 of upper passage 9 path 8 is arranged along the back side and the ceiling face of cold room 4, faces cold Hide room 4 and offer multiple ejiction opening 8a～8f.The front portion of the cold preservation path 8 that ejiction opening 8a is located on the ceiling face of cold room 4.Spray Outlet 8b～8d is located between each carrier frame plate 4b～4e.Ejiction opening 8e, 8f of lower section face in shock chamber 70.

Avoid vegetable compartment 5 below the baffle plate 23 of upper passage 9 and pass through ice-making compartment 25 and the rear of refrigerating chamber 26, and open It is provided with the ejiction opening 9a facing the ice-making compartment 25 and ejiction opening 9b facing refrigerating chamber 26.Lower passages 29 offers and faces freezing Ejiction opening 29a～29d of room 6.Ejiction opening 29a～29c refrigerating chamber 26 vertical lower, be set up in parallel at above-below direction.Spray Outlet 29d is arranged in the vertical lower of vegetable compartment 5.

Fig. 5 illustrates bottom and the axonometric chart of cooler room 12 of the upper passage 9 of cold air path 7.Fig. 6 illustrates vegetable The brief perspective views of room 5.Connected by inclined plane 12a between the right side wall 9d and the upper wall 12b of cooler room 12 of upper passage 9. So, cold air smooths inflow and is arranged in the rear of freezing zoning portion 21 (with reference to Fig. 1) from the cooler room 12 that left and right width is bigger The upper passage 9 of left and right narrower width.Therefore, it is possible to reduce the pressure loss of cold air path 7.

Now, formed vegetable compartment 5 diapire separating part 19 rear portion with formed left side wall separating part 20 rear portion it Between, be provided with for avoid with inclined plane 12a interfere avoid portion 5d.Portion 5d is avoided to be integrally formed with separating part 19, separating part 20, Avoid filling with insulation material 13 in portion 5d.It addition, shape between sidewall and the diapire of cabinet in vegetable compartment 5 50 (with reference to Fig. 4) Become the chamfering (not shown) for avoiding and avoid portion 5d to interfere.

In the refrigerator 1 of said structure, by compressor 31 and the driving of blowing fan 10, make to circulate in cooler room 12 Air and cooler 11 carry out heat exchange and generate cold air.The cold air generated sprays to ice-making compartment 25 from ejiction opening 9a, and from Ejiction opening 9b sprays to refrigerating chamber 26.Additionally, cold air flows through after lower passages 29 from ejiction opening 29a, 29b, 29c to refrigerating chamber 6 Ejection.The cold air of ejection flows through in ice-making compartment 25, refrigerating chamber 26 and refrigerating chamber 6, returns cooler 11 via return port 9c.This Sample, carries out the cooling in ice-making compartment 25, refrigerating chamber 26 and refrigerating chamber 6.

Baffle plate 23 is opened rear cold air and is flowed into the cold preservation path 8 of upper passage 9, from ejiction opening 8a, 8b, 8c, 8d, 8e, 8f Spray to cold room 4.The cold air of ejection flows out from connected entrance 4f below flowing to after circulating in the front of cold room 4.So, enter Cooling in row cold room 4.

Subsequently, cold air sprays in vegetable compartment 5 via connected entrance 4f, posteriorly circulates in the front portion in vegetable compartment 5, via Return path 34 returns to cooler room 12.So, the cooling in vegetable compartment 5 is carried out.

In the embodiment, cold air path 7 has the cooler room 12 arranging cooler 11, and from cooler room 12 The upper passage 9 extended upward.Additionally, the lower section that cooler room 12 is from the lower section in freezing zoning portion 21 to vegetable compartment 5 is arranged, Upper passage 9 is avoided the rear of vegetable compartment 5 and is arranged on the rear in freezing zoning portion 21.Therefore, at the cold air that cooler 11 generates, The upper passage 9 configured via the rear avoiding vegetable compartment 5, supplies to cold room 4, freezing zoning portion 21 and refrigerating chamber 6.Cause This, it is suppressed that the intensification of the cold air of circulation upper passage 9, can improve the refrigerating capacity of refrigerator 1.

Additionally, the lower passages 29 of cold air path 7 in the downstream of blowing fan 10 (the first pressure fan) from upper passage 9 branch Backward lower section extends, and blowing fan 10 is arranged in the position overlapping with separating part 36 in front projection.Therefore, it can shorten from upper The length of the lower passages 29 of cold air is sent after portion's path 9 branch, by blowing fan 10.Therefore, it is possible to reduce the pressure of cold air path 7 Power is lost.

Additionally, due to the upper wall 12b of the sidewall 9d of upper passage 9 and cooler room 12 is connected by inclined plane 12a, so holding Cold air is easily made to flow to upper passage 9 from cooler room 12.

Additionally, because freezing zoning portion 21 is separated up and down, configure ice-making compartment 25, institute above adjacent with cold room 4 Water ice making with the energy easily water storage case 72 in ice-making compartment 25 utilizes cold room 4.

Then, Fig. 7 illustrates the front view of main part 2 of refrigerator 1 of the second embodiment.For purposes of illustration only, for The reference that the same part mark of the first embodiment shown in aforesaid Fig. 1～Fig. 6 is identical.Present embodiment and first Embodiment is different at the vpg connection of upper passage 9.Other part is identical with the first embodiment.

Upper passage 9 is provided with by the segmentation of vertically extending dividing wall about 32c between blowing fan 10 and baffle plate 23 Segmentation path 32a, 32b.The segmentation path 32b of left offers ejiction opening 9a, 9b, is connected by the segmentation path 32a of right Blowing fan 10 and baffle plate 23.

So, when baffle plate 23 is opened can by cold air smoothly cold preservation path 8 above baffle plate 23 guide.Additionally, It is possible to prevent to cause the cold air guided to cold preservation path 8 to reduce because of spraying from the cold air of ejiction opening 9a, 9b.Accordingly, it is capable to Enough refrigerating chambers 6,26 reduced when cold room 4 and vegetable compartment 5 are cooled down and ice-making compartment 25 supercool.

Additionally, in the case of being not provided with splitting path 32a, 32b in upper passage 9, if because cooler 11 blocks The air quantity making the upper passage 9 of the ejiction opening 9a from blowing fan 10 to ice-making compartment 25 reduces, and is opening baffle plate 23 and is driving air-supply When fanning 24, it may occur that suck the refluence of cold air from ejiction opening 9a., the cold air owing to sending from blowing fan 10 is the most divided Path 32a and segmentation path 32b branch, so reliably prevent the refluence from ejiction opening 9a, can improve the cooling effect of refrigerator 1 Rate.

In the embodiment, the effect same with the first embodiment can be obtained.Additionally, due to upper passage 9 has There are segmentation path 32a, 32b, so cold air can be smoothly directed to cold preservation path 8, and refrigerating chamber 6,26 and can be reduced Ice-making compartment 25 supercool.

It addition, in the present embodiment, it is also possible to split upper passage 9 with dividing wall 32c at fore-and-aft direction, and segmentation Path 32a is arranged in the rear of segmentation path 32b.

Then, Fig. 8 illustrates the front view of the main part 2 of the refrigerator 1 of the 3rd embodiment, and Fig. 9 represents that the C-C of Fig. 8 cuts open View.For purposes of illustration only, for identical attached of same with the first embodiment shown in aforesaid Fig. 1～Fig. 6 part mark Figure labelling.Present embodiment and the first embodiment are being provided with on this aspect of blowing fan (the second pressure fan) 33 difference.Other portion Divide identical with the first embodiment.

Blowing fan 33 is located at the rear of ejiction opening 29d.By cooler 11, blowing fan 10, the driving of blowing fan 33, Xiang Leng Freeze ejection cold air in room 6.Now, even if ejiction opening 29d and blowing fan 10 separate, it is also possible to by blowing fan 33 reliably by cold Gas sprays in refrigerating chamber 6 from ejiction opening 29d.So cold air is from ejiction opening 29a～29d dispersion ejection, in making refrigerating chamber 6 Equalizing temperature.Furthermore it is possible to arrange multiple ejiction opening 29d in the right part of refrigerating chamber 6.

In the embodiment, the effect same with the first embodiment can be obtained.Additionally, by arranging blowing fan 33, the equalizing temperature in refrigerating chamber 6 can be made.Alternatively, it is also possible to arrange blowing fan 33 in this second embodiment.

Industrial applicibility

The present invention can apply on the refrigerator possessing cold air path.

Description of reference numerals

1 refrigerator

2 main parts

3 heat insulating boxes

4 cold rooms (the first cold room)

4b, 4c, 4d, 4e bracket

4f connected entrance

5 vegetable compartment (the second cold room)

5a door

5b sidewall

5c rear wall

5d avoids portion

6 refrigerating chambers

6a door

6b, 6c, 6d cabinet

7 cold air paths

8 cold preservation paths

8a, 8b, 8c, 8d, 8e, 8f ejiction opening

9 upper passage

9a, 9b ejiction opening

9c return port

9d right side wall

10 blowing fans

11 coolers

12 cooler rooms

12a inclined plane

12b upper wall

13 heat-barrier materials

14 outer case

15 internal box

17 cabinets

18,19,20 separating part

21 freezing zoning portions

23 baffle plates

24 blowing fans

25 ice-making compartments

25a door

25b ice storage cabinet

26 refrigerating chambers

26a door

26b cabinet

27 dividing plates

29 lower passages

29a, 29b, 29c, 29d ejiction opening

30 canyons

31 compressors

32a splits path

32b splits path

33 blowing fans (the second pressure fan)

34 return paths

35,36 separating part

50 cabinets

51 little thing cabinets

70 shock chambers

70a cabinet

71 cabinets

72 water storage cases

Claims

1. a refrigerator, including: maintain the first cold room of refrigerated storage temperature；It is arranged in below the first cold room and maintains cold Freeze the refrigerating chamber of temperature；Between the first cold room and described refrigerating chamber, a side of inclined left right direction configures and maintains cold Hide the second cold room of temperature；And second the side of cold room be arranged in adjacently between the first cold room and described refrigerating chamber also And maintain the freezing zoning portion of cryogenic temperature；And it is configured with the cold air path of the first pressure fan and cooler, via described Cold air path sprays cold air to the first cold room, described freezing zoning portion and described refrigerating chamber,

Described refrigerator is characterised by, described cold air path has: cooler room, from the lower section in described freezing zoning portion to second The lower section of cold room is arranged on the rear of described refrigerating chamber, is provided with described cooler；And upper passage, avoid second The rear of cold room and extend upward from described cooler room by the rear in described freezing zoning portion.

Refrigerator the most according to claim 1, it is characterised in that described cold air path have be arranged in across dividing plate described cold But the lower passages in the front of device room, and it is described upper passage and described bottom leads in the downstream branch of the first pressure fan Road, the separating part weight that the first pressure fan is arranged in front projection and separates between described freezing zoning portion and described refrigerating chamber On folded position.

Refrigerator the most according to claim 1 and 2, it is characterised in that relative to the ejiction opening of described refrigerating chamber ejection cold air It is arranged on the end of the opposition side of left and right directions in described upper passage, near described ejiction opening, is provided with the second pressure fan.

4. according to the refrigerator described in any one in claims 1 to 3, it is characterised in that the side of a side of described upper passage The upper wall of wall and described cooler room is connected by inclined plane.

5. according to the refrigerator described in any one in Claims 1 to 4, it is characterised in that described freezing zoning portion is divided up and down Every, above adjacent with the first cold room, configure ice-making compartment.