CN104769374B

CN104769374B - Refrigerator

Info

Publication number: CN104769374B
Application number: CN201380044756.XA
Authority: CN
Inventors: 阿部候巳
Original assignee: Toshiba Lifestyle Products and Services Corp
Current assignee: Toshiba Lifestyle Products and Services Corp
Priority date: 2012-09-25
Filing date: 2013-08-30
Publication date: 2017-06-20
Anticipated expiration: 2033-08-30
Also published as: JP2014066387A; WO2014049969A1; JP6091825B2; TW201420982A; EP2902735B1; EP2902735A4; EP2902735A1; TWI580916B; CN104769374A

Abstract

In order that and providing the handle portion of door as the heat-barrier material of door with vacuum heat insulation material, it is necessary to form recess in the foreboard of door.The presence of such recess can prevent vacuum heat insulation material from being combined with the foreboard of door.Therefore, in refrigerator, using vacuum heat insulation material, there is recess in the foreboard of door, it is thin door that can form thickness, can also improve heat-proof quality.The present invention provides a kind of refrigerator, including：Vacuum heat insulation material (21), the recess (29) of the handle portion (17) of composition door (7) and shaping heat-barrier material (23).Vacuum heat insulation material is to be connected to the rear side of the foreboard (25) for constituting the door and arrange.Recess is arranged at the position different from the position for being equipped with vacuum heat insulation material of the foreboard.Shaping heat-barrier material is disposed in the rear side of the part corresponding with the position of recess of the foreboard.The present invention uses vacuum heat insulation material that heat-proof quality is improved as the heat-barrier material of door, and increases internal capacity.

Description

Refrigerator

The reference of related application

The present invention is based on and advocates file an application, the Japanese patent application case the 2012-210381st on the 25th of September in 2012 Priority rights and interests, its all content be contained in by reference herein.

Technical field

Implementation method described herein as, is related to a kind of refrigerator in general.

Background technology

In order to improve heat-proof quality, and the inside filling with insulation material of outside wall portions, top, bottom in refrigerator etc. carry out every Heat.And then, also in the front side of refrigerator door inside filling with insulation material, constitute heat-proof quality improve insulated door.

In conventional insulated door, the space between the foreboard and back plate for constituting door is filled with foaming urethane (urethane) as heat-barrier material.In the feelings of the door by refrigerator is used for using the insulated door for having this kind of foaming urethane During shape, in order to open the door, and such as column type (bar type) handle or handle portion must be set in door.Column type handle is by spiral shell Nail etc. and be installed on the preceding surface of door.On the other hand, handle portion be by for example make composition door foreboard to refrigerator inside be recessed, And the top of the part of the depression is stretched out rear, bending downwards forwards as eaves (eave) and is formed.Can be by general Finger rides over the handle portion, and door is opened to front side.

If this kind of handle portion is arranged at into insulated door, the foreboard of door can be recessed, therefore the thickness of the insulated door of the sunk part Degree is thinning.In using foaming urethane situation when, because making the thickness of door thicker, even if therefore there is this kind of recess, every Popular heat-proof quality also will not be damaged significantly.

In recent years, though replacing the urethane that foams using the vacuum heat insulation material that thin heat-proof quality is improved.By By vacuum heat insulation material to be adhered to the dorsal part of the foreboard of door, and improve the heat-proof quality of door and make door relatively thin, and increase cold Hide the internal capacity of room.

In order to as described, handle portion be set as the heat-barrier material of door and in door using vacuum heat insulation material, and Recess must be formed in the foreboard of door.

Due to the presence of this kind of recess, therefore vacuum heat insulation material cannot be adhered to the foreboard of door.Accordingly, there exist：Nothing Method is using the improve of vacuum heat insulation material acquisition heat-proof quality, while problem as the door of thinner thickness.

Prior art literature

Patent document

Patent document 1：Japanese Patent Laid-Open 2012-035460

The content of the invention

The present invention technical problem to be solved

The present invention provides a kind of refrigerator, and heat-proof quality is improved as the heat-barrier material of door using vacuum heat insulation material, and And increase internal capacity.

Solve the technological means of technical problem

The refrigerator of implementation method, including：Vacuum heat insulation material, the recess of the handle portion of composition door and the heat-insulated material of shaping Material.Vacuum heat insulation material is to be connected to the rear side of the foreboard for constituting door and arrange.Recess be arranged at the foreboard with arranging There is the different position in the position of vacuum heat insulation material.Shaping heat-barrier material is disposed in the corresponding with the position of recess of the foreboard Partial rear side.

Brief description of the drawings

Fig. 1 is the overall stereogram of the refrigerator for representing the 1st implementation method of the invention.

Fig. 2 is the profile of the sidepiece of the drawer type door of the fresh-keeping chamber of the refrigerator shown in Fig. 1.

Fig. 3 is that the stereogram obtained by the drawer type door shown in Fig. 2 is observed from side.

Fig. 4 is the exploded perspective view of the drawer type door shown in Fig. 2 and Fig. 3.

Fig. 5 is the vacuum heat insulation material and foamed heat-insulating material for being used in representing the drawer type door shown in Fig. 2 and Fig. 3 Temperature Distribution figure.

Fig. 6 is the profile of the part of the upside of the drawer type door of the refrigerator of the 2nd implementation method of the invention.

Fig. 7 is the profile of the part of the upside of the refrigerator for representing the 3rd implementation method of the invention.

Symbol description

1：Refrigerator

7：Drawer type door

9：Fresh-keeping chamber

17：Handle portion

17a：The lower end of handle portion

21：Vacuum heat insulation material

23：Foamed heat-insulating material

25：Foreboard

25a：Upper end

27：Back plate

27a：Upper end

27b：Bottom

29：Recess

31：Bottom throat

33：Foamed heat-insulating material

35：Upper lid

35a：Front end

35b：Rear end

35c：Bending part

37a：Side cover

37b：Side cover

41：Top throat

43：Foaming heat insulation portion

51：Drawer type door

53：Handle portion

55：Foreboard

57：Hook portion

57a：Anterior end

59：Vacuum heat insulation material

61：U-shaped groove portion

63：Upper end

65：Holding section

70：Drawer type door

171：Handle portion

350：The groove portion of reverse U shape

351：Upper lid

351a：Bottom

351b：End

353a、353b：Protuberance

Specific embodiment

Hereinafter, simultaneously referring to the drawings, one illustrated in face of multiple implementation methods.In accompanying drawing, identical symbol represents phase Same or similar portions.

Fig. 1 is the overall stereogram of the refrigerator for representing the 1st implementation method of the invention.Have in the topmost of refrigerator 1 Refrigerating chamber 5, the refrigerating chamber 5 is opened and closed by the splitting around door (French type door) 3a, 3b of double-open type.In the refrigeration The downside of room 5 is provided with fresh-keeping chamber (vegetable compartment) 9, and the fresh-keeping chamber 9 is opened and closed by drawer type door 7.Enter And, in the downside of the fresh-keeping chamber 9, the refrigerating chamber 13 of ice-making compartment 11 and the 1st is provided with the way of arranging sidewards.In ice-making compartment 11 and The downside of the 1st refrigerating chamber 13, the 2nd refrigerating chamber 15 is provided with the foot of refrigerator 1.

In the topmost of the drawer type door 7 of fresh-keeping chamber 9, handle portion 17 is provided with.The handle portion 17 is tangled with from downside The mode of finger is put into for finger, and is drawn out to nearby.As explained below, the handle portion 17 is shape as follows Into, i.e. make the top of the foreboard of the drawer type door 7 of composition fresh-keeping chamber 9 to the inner recess of fresh-keeping chamber 9, make the upper end of the depression Portion stretches out rear, slight curving downwards and is integrally formed forwards as eaves (eave).The body of fresh-keeping chamber 9 is via frame Body etc. and be installed on the rear side of the drawer type door 7.If as described above, drawer type door 7 is pulled out forwards, the body of fresh-keeping chamber 9 Similarly pulled out forwards.

Fig. 2 and Fig. 3 are respectively the profiles of the sidepiece of the drawer type door 7 of the fresh-keeping chamber 9 shown in Fig. 1 and are observed from side Drawer type door 7 stereogram.In Fig. 2 and Fig. 3, left side is the front outside of fresh-keeping chamber 9, and right side is the inside of fresh-keeping chamber 9. As shown in Figures 2 and 3, in the top of drawer type door 7, the handle is provided with the way of stretching out backward lower section forwards and bend Portion 17.Drawer type door 7 is that the foreboard 25 arranged by interval constitutes profile with back plate 27.With in the foreboard 25 and back plate The mode that vacuum heat insulation material 21 and foamed heat-insulating material 23 are clipped between 27 is arranged.Foamed heat-insulating material 23 is and vacuum The different heat-barrier material of heat-barrier material, and be following formed products：Heat-proof quality is less than vacuum heat insulation material, but easily coordinates arranging The shape in place and shape, such as comprising foamed styrene (EPS, expanded polystyrene, expanded polystyrene (EPS)).

As described above, the top of the foreboard 25 forms recess 29 to the inner recess of fresh-keeping chamber 9.The top of the recess 29 to Front bending and as eaves (eaves, eave) stretch out backward lower section bending like that, so as to handle portion 17 is integrally formed.In downwards The inner side of the lower end 17a of the handle portion 17 of bending, can be put into the mode for tangling finger for finger.

Vacuum heat insulation material 21 is, by bonding etc., and to touch and be installed on the back side of foreboard 25.Vacuum heat insulation material 21 is： By from the bottom of the foreboard 25 that foreboard 25 stretches as the crow flies, extend out to upward recess 29 nearby in the way of, and enter Row is set.In from the part of the recess 29 of foreboard 25, the part to the upper end of foreboard 25, instead of the vacuum heat insulation material 21, and foamed heat-insulating material 23 is provided with as shaping heat-barrier material.The foamed heat-insulating material 23 sets along foreboard 25, until bag Untill the upper end of the foreboard 25 containing recess 29, the top of drawer type door 7 is thermally shielded with instead of vacuum heat insulation material 21.

The foamed heat-insulating material 23 set along the top of foreboard 25, is significantly dashed forward with the inner side to fresh-keeping chamber 9 The mode for going out sets thicker.It is provided with back plate 27 in the way of surrounding the ledge of the foamed heat-insulating material 23, and by The part of the back plate 27 of the ledge is surrounded, and forms top larynx (throat) portion 41.The ledge relative to up and down every Wall portion or left and right wall part and flatly stretch out, the upper and lower wall part or left and right wall part are also between fresh-keeping chamber 9 is separated Every portion.Make foamed heat-insulating material 23 protrude and be configured it is thicker, be in order to using foamed heat-insulating material 23 protrusion thickness, come Make up the top of drawer type door 7 with the amount of recess of recess 29 it is thinning and reduce heat-proof quality and be relatively lower than vacuum insulation material The heat-proof quality of material 21.The thickness of the ledge of foamed heat-insulating material 23, is the thickness of the vacuum heat insulation material 21 than lower section It is also thick.

In the part near bottom of back plate 27, bottom throat 31 prominent in oriented fresh-keeping chamber 9 is set.In the bottom larynx In portion 31, the foamed heat-insulating material with formed products of the identical of foamed heat-insulating material 23 comprising foamed styrene (EPS) is provided with 33。

The top throat 41 originally be with the identical shape of bottom throat 31 and the relatively thin structure of above-below direction Make, for example, in the shape as shown in Fig. 2 with 2 chain lines 200.In present embodiment, in order to as described, improve tool There is the heat-proof quality on the top of the drawer type door 7 of the top throat 41, and make the section below of top throat 41 to the case of refrigerator 1 It is prominent in inner side, i.e. fresh-keeping chamber 9, and make the thickness of the foamed heat-insulating material 23 being arranged in the part thicker.More specifically, Foamed heat-insulating material 23 in top throat 41 is with the inner side covering vacuum heat-barrier material 21 of the bottom of foamed heat-insulating material 23 The mode of upper end stretch out downwards, in the bottom of foamed heat-insulating material 23, with the upper end of vacuum heat insulation material 21 and hair The mode for steeping the lower end overlap of heat-barrier material 23 is set to two-layer so that vacuum heat insulation material 21 connects with foamed heat-insulating material 23 Heat-proof quality at conjunction is not reduced.

Upper lid 35 is continuously formed in the upside of handle portion 17, and drawer type door 7 is integrally covered by lid on this 35 Upside.The front end 35a that the obliquely downward forwards of upper lid 35 is stretched out is successively formed with the lower end 17a of handle portion 17.Upper lid The 35 rear end 35b for rearward flatly stretching, it is interior backward with bending downwards i.e. to the rear end 35b stretched out in fresh-keeping chamber 9 The mode of lateral bend is constituted.The vertical component effect of the bending downwards constitutes bending part 35c, is connected to guarantor to bending part 35c contiguity The wall part of the upside of fresh room 9, and can make to be air-tight state in fresh-keeping chamber 9 by pad (not shown) (gasket).

Cross back plate 27 top, the i.e. top throat 41 of back plate 27 and to upside stretch be upper end 27a, the upper end Portion 27a to top after the inner side bending of the thickness direction of drawer type door 7 to erecting.Upper end 27a enters the bending part 35c's Inner side and engage.The bottom 27b of back plate 27 also with after bottom throat 31 is crossed, in the thickness direction to drawer type door 7 Formed to the mode of lower section bending after the bending of side.The bottom of foreboard 25 is engaged in the bottom 27b of the bending.Foreboard 25 Bottom is configured to：With by way of the lower section of the bottom of vacuum heat insulation material 21, after further bending in fresh-keeping chamber 9 Erect upward, so inwardly lateral bend and form holding section.The bottom 27b of back plate 27 is engaged in the holding section.Vacuum The bottom of heat-barrier material 21, is in the way of being connected in the rank portion of the upside of the bottom 27b of back plate 27, and to be carried Put.

In the left and right sides of drawer type door 7, as known to as following Fig. 4 clearly, the side of left and right is separately installed with Lid (side cap) 37a, 37b.Side cover 37a, 37b block the left and right sides of drawer type door 7.In Fig. 2, only it can be seen that the side in left side Cover a part of 37a.

Fig. 4 is the exploded perspective view of the drawer type door 7 shown in Fig. 2 and Fig. 3.It is different from Fig. 2 and Fig. 3 in Fig. 4, represent：Hair The overall construction of bubble heat-barrier material 23 or back plate 27.

In Fig. 4, in the upside of the handle portion 17 for being formed at the upside of foreboard 25, upper lid 35 continuously sets with handle portion 17 Put.In the left and right sides of foreboard 25, left side side cover 37a and right side side cover 37b is provided with, so that can be by side cover 37a, 37b From the clogging drawer type door 7 in the left and right sides.As known to Fig. 4, handle portion 17 is to stretch out the whole width for drawer type door 7 The mode of degree and constitute.The rear of foreboard 25 is provided with the vacuum heat insulation material 21 of rectangle, the vacuum heat insulation material 21 be by Touch the big flat part of the downside of the recess 29 for being installed on foreboard 25 by bonding etc..

In drawer type door 7 closest to the inboard inside fresh-keeping chamber 9, back plate 27 is provided with.In the back plate 27 and vacuum every Between hot material 21, the foaming heat insulation portion 43 comprising foamed heat-insulating material 23,33 is equipped.Foamed heat-insulating material 23 is accommodated in figure 2nd, in 3 top throat 41, foamed heat-insulating material 33 is accommodated in bottom throat 31.Foaming heat insulation portion 43 has：As integrally The frame shape surrounded around the vacuum heat insulation material 21.

Back plate 27 forms the top throat 41 and bottom throat 31.Back plate 27 be with the substantial middle part of back plate 27 from Rear side is close contact in the mode of vacuum heat insulation material 21, and has rectangular big protuberance.Formed in the periphery of back plate 27 There is framework, foaming heat insulation portion 43 is integrally surrounded by the framework, so as to integrally complete drawer type door 7.In the front side of back plate 27 Periphery, be formed with upper end 27a and bottom 27b as shown in Fig. 2 and Fig. 3.

In the 1st implementation method, in the major part in addition to the recess 29 of the foreboard 25 for constituting drawer type door 7 Vacuum heat insulation material 21 is set, and the heat-proof quality of drawer type door 7 can be improved, and make the integral thinned of drawer type door 7 and fresh-keeping The internal capacity of room 9 integrally increases.And then, the part that the formation in drawer type door 7 has recess 29 sets foamed heat-insulating material 23 and replace vacuum heat insulation material, make the foamed heat-insulating material 23 internally prominent and be configured thicker.By this kind of composition, can Prevent drawer type door 7 formation have recess 29 part heat-proof quality reduction, and can make that drawer type door 7 is overall to become thin Type, while can ensure that heat-proof quality.

Fig. 5 is the vacuum heat insulation material 21 and foamed heat-insulating material 23 for representing the drawer type door 7 for constituting as described The figure of Temperature Distribution.In Fig. 5, determine in it is on the horizontally extending line V-V of the section of vacuum heat insulation material 21, from the side of foreboard 25 To the internal temperature of each point P1, P2, P3, P4, P5 of the side of back plate 27.As a result, the temperature of each point be respectively 21.6 DEG C, 11.7 ℃、4.3℃、-3.1℃、-8.0℃.On the other hand, the portion of the foamed heat-insulating material 23 in the underface of top throat 41 is determined The inside of each point P1, P2, P3, P4, P5 on the line P-P that the section for dividing obliquely extends, from the side of foreboard 25 to the side of back plate 27 Temperature.As a result, internal temperature is identical with the temperature of the vacuum heat insulation material 21, each substantially 21.6 DEG C, 11.7 DEG C, 4.3℃、-3.1℃、-8.0℃.It is easy to the part of the underface of the top throat 41 that foamed heat-insulating material 23 is set and replaces true Empty heat-barrier material 21, also can as in the present embodiment, by with make foamed heat-insulating material 23 prominent thicker mode is formed, And obtain and the identical effect of heat insulation of vacuum heat insulation material 21.The temperature measuring be in room temperature be 26.6 DEG C, the 2nd refrigerating chamber 15 Inside temperature be -18 DEG C when carry out.

The foamed heat-insulating material 23 for being arranged at top throat 41 and the foamed heat-insulating material 33 for being arranged at bottom throat 31, be Use the foamed styrene (EPS) of the formed products of the shape for being pre-formed into top throat 41 and bottom throat 31.Therefore, with note The situation for entering such as foaming polyurethane etc. is compared, and the step of waiting number reduction is reorganized and outfit before equipment investment or operation.

Fig. 6 is the profile of a part for the upside for representing the drawer type door used in the refrigerator of the 2nd implementation method.Figure The handle portion 171 of the drawer type door 70 shown in 6 includes：Upper lid 351 with thickness.Other constitute the ice with the 1st implementation method Case is identical.

The front side of the upper lid 351 of handle portion 171 is constituted, is to stretch out backward lower section bending and bending forwards.In the folding The inner side of curved bottom 351a, is formed with the groove portion 350 of big reverse U shape.From under the bottom 351a of the handle portion 171 Side, makes the finger enter in the groove portion 350 of reverse U shape, so as to pull out drawer type door 70 in the way of tangling finger from downside.

In the substantial middle part of the lower surface of the flat of the upper lid 351 of the upside of the groove portion 350 of reverse U shape, every Open narrower interval and be formed parallel to two prominent downwards protuberances 353a and 353b.In these two protuberances Engaging has the upper end 25a of the foreboard 25 stretched out from lower section between 353a, 353b.

In surmounting end 351bs of protuberance 353a, the 353b to the horizontal component of the upper lid 351 extended in fresh-keeping chamber 9 Underface, is provided with iron plate 355.And, there is upper end 27a in the inner side engaging of the iron plate 355, upper end 27a is to surmounting Top throat 41 and the top bending of the back plate 27 stretched out.

In the 2nd implementation method, also in a same manner as in the first embodiment, in removing for the foreboard 25 for constituting drawer type door 70 Major part beyond recess 29, vacuum heat insulation material 21 is set in the way of being close contact in foreboard 25 by bonding etc..Therefore, may be used The heat-proof quality of drawer type door 70 is improved, while the integral thinned of drawer type door 70 can be made, the internal capacity of fresh-keeping chamber 9 integrally increases Greatly.And then, in using the construction of the drawer type door 70 for having this kind of vacuum heat insulation material 21, to set handle portion 171, and in tool The inner side of the part of the foreboard 25 of the recess 29 for having a upper recess for making foreboard 25 and being formed sets foamed heat-insulating material 23 and replaces Vacuum heat insulation material.Make the foamed heat-insulating material 23 internally prominent and be configured thicker, the formation of drawer type door 70 can be prevented Have a reduction of the heat-proof quality of the part of recess 29, and make drawer type door 7 it is overall become it is slim, while heat-proof quality is also improved.

In the handle portion 171 of present embodiment, due to so that the upper end 25a of foreboard 25 is sticked in the prominent of upper lid 351 The mode gone out between portion 353a, 353b is installed, so simple structure, and the operation such as assembling is also simple.

During Fig. 7 is the refrigerator for represent the 3rd implementation method of the invention, a part for the upside of the drawer type door for being used Profile.Drawer type door 51 shown in Fig. 7 can be used for the fresh-keeping chamber 9 of refrigerator 1 as shown in Figure 1.In the upper end of drawer type door 51 Portion is provided with handle portion 53.In the lower section of handle portion 53, between the foreboard 55 and back plate 67 for constituting drawer type door 51, it is provided with Vacuum heat insulation material 59.The vacuum heat insulation material 59 is installed in the way of being close contact in foreboard 55 by bonding etc..Fig. 7 Though in do not represent, the composition of the bottom of drawer type door 51 is identical with the composition of the drawer type door 7 shown in Fig. 2.

The handle portion 53 has：The hook portion (hook) 57 of the U-shaped of the upper end 55a of foreboard 55 is hung over from upside.The hook The anterior end 57a in portion 57 hangs over the upper end 55a of foreboard 55.The part of the rear side of hook portion 57 is stretched out downwards as the crow flies, and matches somebody with somebody If to the surface of the upper end of vacuum heat insulation material 59.The part stretched out as the crow flies downwards is formed as：From in way to Bending in fresh-keeping chamber 9 and stretch out, and then bend upward, big U-shaped groove portion 61 is to prominent with big thickness in fresh-keeping chamber 9.

Constitute the U-shaped groove portion 61 and the upper end 63 for bending upward, be to the laggard step of bending in fresh-keeping chamber 9 downwards Bending, forms the holding section 65 of U-shaped.The upper end 67a of the top bending to the back plate 67 is engaged in the holding section 65. The back plate 67 of the lower section of upper end 67a, is to constitute top throat 69 to significantly prominent in fresh-keeping chamber 9.In the top throat In 69, the foamed heat-insulating material 71 as the formed products for example comprising foamed styrene (EPS) is equipped.Foamed styrene be with The different heat-barrier material of vacuum heat insulation material, and heat-proof quality is less than vacuum heat insulation material, but easily coordinate the shape for arranging place Shape and shape.

The foamed heat-insulating material 71 coordinates the shape of top throat 69, and is formed thicker.

Foamed heat-insulating material 71 is formed thicker, because：In being configured to U-shaped groove significantly prominent in fresh-keeping chamber 9 The part in portion 61, in the absence of vacuum heat insulation material 59.Specifically, by the thickness of foamed heat-insulating material 71, and make up because of U-shaped The presence of the part of groove portion 61 and the heat-proof quality that reduces and relatively low foamed heat-insulating material 71 compared with vacuum heat insulation material 59 Heat-proof quality.The thickness of the foamed heat-insulating material 71 in the top throat 69 of the protrusion, than the vacuum heat insulation material 59 of lower section Thickness formed thicker.

In the drawer type door 51 of the 3rd implementation method, finger is set to tangle the hook portion 57 of the front side in U-shaped groove portion 61 from upside Afterwards, drawer type door 51 is pulled open forwards, thereby drawer type door 51 can be forwards pulled out, and then will can linked by framework etc. Pulled out forwards in the fresh-keeping chamber 9 of the drawer type door 51.For vacuum heat insulation material cannot be set by U-shaped groove portion 61 is set The upper portion of 59 drawer type door 51, makes foamed heat-insulating material 71 significantly prominent to the inside of fresh-keeping chamber 9 and is configured thicker. Therefore, the heat-proof quality of the part of the drawer type door 51 for being provided with U-shaped groove portion 61 can not be reduced, and becomes the entirety of drawer type door 7 It is slim, while heat-proof quality is also improved.The foamed heat-insulating material 71 of top throat 69 is arranged at because using being pre-formed into top The foamed styrene (EPS) of the formed products of the shape of throat 69, therefore the situation of the polyurethane etc. that for example foamed with injection Compare, number the step of reorganizing and outfit etc. before equipment investment or operation can be reduced.

Several implementation methods of the invention are illustrated, but these implementation methods are to propose as an example, and It is not intended to limit the scope of invention.These novel implementation methods can be implemented in other various modes, and can be in not departing from invention Purport in the range of carry out various omissions, displacement, change.These implementation methods and its deformation are contained in scope or the master of invention In purport, and it is contained in the scope of the invention described in claim and its equalization.

Claims

1. a kind of refrigerator, including：

Vacuum heat insulation material, be configured at constitute door foreboard and a part for back plate between, and with contact the foreboard with it is described Back plate it is described a part mode and arrange；

Recess, is arranged at the top with the position for being equipped with vacuum heat insulation material of the foreboard, and recess composition is described The handle portion of door；And

The foamed heat-insulating material of shaping, is disposed in the rear side of the part corresponding with the position of recess of the foreboard；

The back plate is included：The protuberance prominent to the case inner side of the refrigerator, and

Between the foreboard and the protuberance, a part for the foamed heat-insulating material of the shaping is arranged.

2. refrigerator according to claim 1, wherein,

The bottom of the foamed heat-insulating material of the shaping, is to extend to the rear side of the upper end of the vacuum heat insulation material Mode and arrange.

3. refrigerator according to claim 2, wherein,

The protuberance is also thicker than the thickness of the vacuum heat insulation material.

4. the refrigerator according to any one of claim 2 to 3, wherein,

The protuberance flatly stretches out relative to by the spacer portion separated in the refrigerator.

5. refrigerator according to claim 1, wherein,

The door is drawer type,

The recess is flatly set throughout the whole width of the door.

6. refrigerator according to claim 1, wherein,

The door is drawer type,

The upper lid of the door of the handle portion is constituted, is to cover the upper of the recess of the foreboard for being formed at the door The mode of side and set.

7. refrigerator according to claim 1, wherein,

The door is drawer type,

Constitute the handle portion the door upper lid covering be formed at the door the foreboard the recess upside, together When the anterior end of lid on this is stretched out backward lower section bending forwards.

8. refrigerator according to claim 1, wherein,

The foamed heat-insulating material of the shaping is rear side that is preshaped and being disposed in the foreboard.