CN1804523A

CN1804523A - Refrigerator door

Info

Publication number: CN1804523A
Application number: CN 200610004836
Authority: CN
Inventors: 东口惠一
Original assignee: Toshiba Corp; Toshiba Consumer Marketing Corp; Toshiba Home Appliances Corp
Current assignee: Toshiba Corp; Toshiba Lifestyle Products and Services Corp
Priority date: 2005-01-14
Filing date: 2006-01-13
Publication date: 2006-07-19
Anticipated expiration: 2026-01-13
Also published as: JP4229914B2; CN100412481C; JP2006194545A

Abstract

The invention provides a refrigerator door simplified in structure to facilitate assembly work while ensuring the strength of a handhold handle to the door. The refrigerator door comprises a door face material 2 forming a door body; a door cap 5 forming a lower side part of the door and disposed fitted to the lower edge of the door face material; and a handle member 6 disposed forming a handhold recess 6a on at least one side inside the door cap and fitting the upper edge to the door face material. The door face material, the door cap and the handle member are integrally connected by a heat insulating material 7 foamed and filled in a clearance between them and a door inner plate 3 forming the inside of a storage chamber.

Description

Refrigerator doors

Technical field

The present invention relates to refrigerator doors, relate in particular to the door that in door closure portion, is provided with the portion of giving a hand.

Background technology

In recent years, domestic refrigerator has the variation of cooking culture, the tendency that the amount of taking in also has maximization, from easy to use, more form is that heap(ed) capacity and door switching refrigerating-chamber door are often made the mode of opening the door of being undertaken by rotation, and is configured in the topmost of refrigerator body.And, implement following structure: be used for temperature controlled operation and be used to show the operation panel of operating condition in the former configuration of the refrigerator chamber door with maximum area relatively with appearance design, the lateral plate and the following door closure that form door simultaneously are provided with the recess of giving a hand that becomes handle.

This door is, Fig. 9 and promptly shown in Figure 10 for example along the cutaway view of its D-D line, following ora terminalis at the shop front material 52 that forms by the sheet metal that forms the door body, being equipped with integrally formed gives a hand with the plastic door closure 55 of recess 55a, also can consider following structure in addition: as shown in figure 11, the door closure 65 that forms student side combined with shop front material 62 lower ends set, cover the front of this door closure 65 at whole width with lid 66.

But, in Fig. 9, structure shown in Figure 10, the recess 55a that gives a hand of the door closure 55 that forms with injection moulding is a concave part, it is complicated that mold for shaping resin becomes, and forming process is also numerous and diverse, when to prevent that this situation from being purpose and when sunk part made the structure of split type parts 56, not only increased the part number, and for keeping intensity, split type parts 56 usefulness screws 59 must be fixed on door closure 55 sides, there is cost to rise and apparent problem.In addition, in the structure of Figure 11, because after the installation of lid 66 is the foam filling of heat-barrier material, so, have installation exercise to become numerous and diverse and the anxiety that outward appearances are damaged in gap etc. takes place easily because of scale error produces position deviation.

Summary of the invention

In view of the above problems, the invention provides and a kind ofly guarantee to give a hand with handle portion with respect to the intensity of door, the refrigerator doors that simplifies the structure and carry out assembling work easily.

The characteristics of refrigerator doors of the present invention are to have: the shop front material that forms the door body; Form door a side, with the door closure of the chimeric configuration of an ora terminalis of relative described shop front material; And set the recess of giving a hand at the interior square one-tenth of this door closure, with an ora terminalis and the chimeric handle component of described shop front material, foam filling heat-barrier material in the gap between the door inner panel of described shop front material, door closure and handle component and formation storeroom inboard is combined into one described shop front material, door closure and handle component thus.

Adopt the present invention, in the door closure portion that constitutes door body one side, form and give a hand when use handle, can obtain fully to keep the door body and the portion's intensity of giving a hand, make and simplify the structure, can not produce position deviation and carry out making the cost reduction and improving the refrigerator doors of outward appearance of assembling work easily.

Description of drawings

Fig. 1 is the stereoscopic figure of the refrigerator doors of expression one embodiment of the invention.

Fig. 2 is the exploded perspective view of refrigerator doors shown in Figure 1.

Fig. 3 is the details drawing of Fig. 2 major part.

Fig. 4 is the cutaway view along A-A line among Fig. 1.

Fig. 5 is the cutaway view along B-B line among Fig. 1.

Fig. 6 is the cutaway view along C-C line among Fig. 1.

Fig. 7 is the stereogram of seeing from Fig. 3 rear.

Fig. 8 is the stereogram that the expression operation panel is installed in state on the refrigerator doors

Fig. 9 is a part of exploded perspective view of the refrigerator doors of expression existing structure of the present invention.

Figure 10 is the longitudinal section of the door closure portion among Fig. 9.

Figure 11 is a part of exploded perspective view of the refrigerator doors of other existing example of expression.

The specific embodiment

Below, one embodiment of the invention are described with reference to the accompanying drawings.Fig. 1 represents that the refrigerator doors 1 of stereoscopic figure is to be configured in the structure with rotary type that front openings that maximum food takes in the refrigerating chamber of volume sealed of the topmost of domestic refrigerator.

This refrigerating-chamber door 1 is promptly shown in Figure 2 as the parts explosion of Fig. 1, and the shell by the door body that forms the case shape with lower member comprises: formed, both side edges is bent into コ word shape and forms the shop front material 2 of side wall surface to the storeroom side by the sheet metal after the application; The last door closure 4 that forms by synthetic resin that the top opening of this shop front material 2 is sealed; Equally, form the following door closure 5 of shop front material 22 belows; And the handle component 6 that is provided in down side in the door closure 5, in them and the gap of door between the inner panel 3, the stoste of the foamed heat-insulating material 7 of injection polyurethane foam etc. also makes its foaming, integrated by the foam-in-place mode, and above-mentioned door inner panel 3 is arranged in the inboard case of taking in stock that forms of refrigerating chamber.

Then, the following door closure 5 that is provided in shop front material 2 lower ends makes and shop front material 2 same widths, form the base of refrigerator doors 1, make and make its both sides extend the long frame shape of regulation upward, promptly represent Fig. 3 of door closure 5 and handle component 6 marriage relations down and promptly shown in Figure 4 as the details drawing of the major part of Fig. 1 along the section of A-A line among Fig. 1, be formed at the following ora terminalis that embeds the both sides of shop front material 2 above described on the extension 5a among the slot 5b of ora terminalis, and in the spatial portion between the following ora terminalis of and described shop front material 2 inner, be equipped with the handle component 6 of the general square shape of growing crosswise in the frame shape portion that is formed at following door closure 5.

These handle component 6 structures are, with the synthetic resin injection moulding, to give prominence to state slightly in the door front face side, be provided with the recess 6a that gives a hand of opening downwards integratedly in the both sides of handle component, the chimeric following ora terminalis that described shop front material 2 is arranged among the slot 6b in the top, at the central portion of its width, promptly be formed with the operating condition that is used for to refrigerator as shown in Figure 5 as section and show and part of controlling and the accommodation space 9 of operating substrate 8 along B-B line among Fig. 1.

In addition, the described recess 6a that gives a hand makes the portion of giving a hand that a side carries out pivot supporting, puts into finger when the rotary type door 1 to the front openings that opens and closes described refrigerating chamber opens and closes with hinge, the purpose that this recess 6a that gives a hand is located at the handle component both sides is, the ease of use in place is set from refrigerator, even the arbitrary to the left and right direction of opening the door of door is switched, also can be obtained the generalization of part.

As the cutaway view along C-C line among Fig. 1 be Fig. 6 and from as described in the stereogram seen of Fig. 3 rear be Fig. 7 also shown in, it is hook-shaped that the dual-side of handle component 6 forms the cross section that has slit 6c, the inboard ora terminalis bending to the inside of the top Extendible flake 5a of the following door closure 5 relative with it also forms the holding section 5c that the cross section is a L word shape, the slit 6c that makes handle component 6 snaps into concavo-convex relationship with respect to the holding section 5c of this time door closure 5 both sides, by handle component 6 is slided downwards from the top, and chimeric with following door closure 5.

Simultaneously, the following ora terminalis of handle component 6 promptly is formed at limit, the lower end 6e of incorporating section of the operation substrate 8 of limit, the lower end 6d of inboard of the recess 6a that gives a hand of both sides and central portion, utilizes concavo-convex relationship that card claw stop 5d and through hole 6f etc. form and combines with last ora terminalis between the described top Extendible flake 5a of following door closure 5.In addition, link to each other with the described recess 6a that gives a hand and form the roughly guide space of J word shape from the following door closure 5 of this joint portion to below, so that finger inserts easily.

When adopting said structure that refrigerating-chamber door 1 is assembled, door closure 5 is down inserted in handle component 6 slips, both sides' the holding section 5c that reaches left and right sides ora terminalis is up and down engaged combination with slit 6c etc., and in slot 5b, 6b, embed the following ora terminalis of shop front material 2, and that slot 5b, 6b form the top of following door closure 5 after height and their institute's combinations and handle component 6 is identical.

In addition, by door closure 4 on the embedding of the upper end of shop front material 2 is described, last door closure 4, following door closure 5 and handle component 6 are combined into one with shop front material 2, on the door body of combination, door inner panel 3 is installed, foam filling has foamed heat-insulating material 7 in the gap, the adhesive effect of the foamed heat-insulating material 7 after each part utilization is solidified and can guarantee sufficient intensity as the insulated door body can constitute refrigerator doors 1 with rigidity.

And, be equipped with operation substrate 8 etc. at the accommodation space 9 of described handle component 6, and in its front openings, as shown in Figure 8, utilization engaging pawl etc. is installed the operation panel 10 that is provided with LCD display part and button from foreign side, finishes the assembling as refrigerator doors 1 thus.

Adopt said structure, because door closure, particularly descend door closure 5 to engage with shop front material 2 at interior following ora terminalis at the company's sidewall that comprises shop front material 2, central portion at width, be fastened on securely with tightlock status on the base and dual-side of handle component 6, simultaneously, the top of handle component 6 also is in the following ora terminalis of shop front material 2 connects airtight the snap-fit relationship that overlaps, therefore, utilize gap resistance separately such as gap between this holding section 5c and the slit 6c, can prevent effectively also that when injecting foamed heat-insulating material 7 polyurethane from leaking from the mutual joint portion of part, can prevent that heat-barrier material 7 from leaking into face outdoors and operate in the accommodation space 9 of substrate etc.

And, even as the following door closure 5 of injection moulding twist easily because of monomer or warpage or filling foamed heat-insulating material 7 after polyurethane shrink, for example, also can come it is corrected with the described slit 6c of following door closure 5 and the chimeric shape of holding section 5c by handle component 6 lateral margins, also can suppressing forwards, backwards, the ladder of direction takes place.Therefore, can eliminate shop front material 2 because of ladder takes place to assemble or, can obtain the assembling work raising, reduce the effect of manufacturing cost by cutting down operation because of forcing distortion in conjunction with the caused shop front.

And, adopt the foregoing description, as long as owing to utilize the snap-fit relationship between part that each part is carried out combination, just can position, can seamlessly carry out combination, refrigerator doors 1 is becoming one in fact by the filling of foamed heat-insulating material 7, needn't carry out screw especially fixes, therefore, screw division can not given prominence at outer surface, can obtain good surface appearance.

In addition, in the above description, handle component 6 is described with the structure that following door closure 5 combines, but is not limited to this, also can adopt handle component 6 to be provided in the structure on a top, at this moment, described snap-fit relationship is applicable to door closure 4.In addition, the door for as object also is not limited to refrigerating chamber 1, certainly also applicable to other the storeroom door or the door of opposite opened, for door closure, not necessarily is limited to the setting of above-below direction, the structure that also can adopt direction to the left and right to set.

The possibility of utilizing on the industry

The present invention is applicable to the refrigerator doors that is provided with handle component in door closure section.

Claims

1. a refrigerator doors is characterized in that having: the shop front material that forms the door body; Form door a side, with the door closure of the chimeric configuration of an ora terminalis of relative described shop front material; And the interior square one-tenth of this door closure give a hand recess, with an ora terminalis and the chimeric handle component of described shop front material, foam filling heat-barrier material in the gap between the door inner panel of described shop front material, door closure and handle component and formation storeroom inboard is combined into one described shop front material, door closure and handle component thus.

2. a refrigerator doors is characterized in that having: the shop front material that forms the door body; Form door following portion, with the door closure of the chimeric configuration of following ora terminalis of relative described shop front material; And form the recess of giving a hand, will go up ora terminalis and the chimeric handle component of described shop front material at least one side of the interior side of this door closure, foam filling heat-barrier material in the gap between the door inner panel of described shop front material, door closure and handle component and formation storeroom inboard is combined into one described shop front material, door closure and handle component thus.

3. refrigerator doors as claimed in claim 1 or 2 is characterized in that, is formed with demonstration and control with the accommodation space of part on handle component, covers its outer surface by the operation panel member.

4. refrigerator doors as claimed in claim 2 is characterized in that, door closure makes the frame shape that base and both sides are extended upward, and the lateral plate of handle and described upward Extendible flake are chimeric.

5. refrigerator doors as claimed in claim 4, it is characterized in that, ora terminalis bending with the top Extendible flake of door closure, form the holding section that the cross section is roughly L word shape, and the lateral plate of handle that will be relative with it to make the cross section be hook-shaped, and with sliding type with both combinations, side forms the recess of giving a hand below handle, its lower end, the inside engages with door closure.