CN101784852A

CN101784852A - Refrigerator

Info

Publication number: CN101784852A
Application number: CN200880025555.4A
Authority: CN
Inventors: A·拉布
Original assignee: BSH Bosch und Siemens Hausgeraete GmbH
Current assignee: BSH Hausgeraete GmbH
Priority date: 2007-07-24
Filing date: 2008-07-08
Publication date: 2010-07-21
Anticipated expiration: 2028-07-08
Also published as: WO2009013129A3; RU2010104628A; WO2009013129A2; DE102007034295A1; ATE524697T1; RU2469247C2; CN101784852B; ES2369217T3; EP2171380B1; EP2171380A2

Abstract

The invention is based on a refrigerator with a door bearing for fastening a pivot-open door (2) of the domestic refrigerator. The door bearing has a fastening element (9), by means of which it is fastened on the housing (1) of the domestic appliance, and a bearing element (6), which is connected to the fastening element (9) via a bearing arm (3) and by means of which the door bearing engages in the door (2). According to the invention, when the door (2) is open, the bearing arm (3) is located in a position in which it is offset in height in relation to its rest position, which it assumes when the door (2) is closed.

Description

Refrigerator

Technical field

The present invention relates to domestic refrigerator according to the preamble of claim 1.

Background technology

On the one hand, being used for must be highly stable such as the bearing of the door of the household electrical appliance of refrigerator, refrigerator-freezer, micro-wave oven etc., thereby keeps the very big weight of door, if especially bearing in the situation of refrigerator by heavy duty.For reason attractive in appearance, bearing must be not in sight as much as possible, and should hide after door or door boundary portion.Also expectation is the open angle of realizing big as far as possible door, thereby the object that is arranged in the inside of household electrical appliance can take out as far as possible in the clear.

Such as disclosed the sort of door-hinge among the patent publication us DE 19723077A1 hold door close that Shi Youmen covers and thereby from outside invisible, but only allow the open angle that is restricted very much.Structure such as the height exquisiteness of disclosed integral hinge among the patent publication us DE 1022005021540 can not realize surpassing about 120 ° open angle.

On the other hand, the bearing of arranging on door that freely pivots allows maximum open angle, but the described bearing that freely pivots is extremely unengaging and makes household electrical appliance seem very cheap.

Summary of the invention

The attracting door-hinge of outward appearance that the object of the present invention is to provide a kind of feasible door that is used for household electrical appliance to have maximum open angle holds.

This purpose realizes by means of the domestic refrigerator of the feature with claim 1 according to the present invention.

According to the present invention, the door-hinge that is used for the door of household electrical appliance holds and is configured on household electrical appliance and is fastened into, when opening, described door-hinge holds at least in part and be increased to pivot position from its sitting position of being settled when door is closed, thereby the mechanism that door-hinge holds has bigger space, with stable pivoting action when door is closed.Sitting position when door is closed, comprise the zone of roll bearing arm of bearing element mounted thereto be lowered, this is by sinking in the set for this purpose recess or hiding after the door boundary portion simply and realize.When door was closed, door-hinge held thereby and can't help the user of household electrical appliance and can see.When door was opened, roll bearing arm was moved beyond himself height in the overlapping areas at itself and door, thereby raise and thereby can move freely from recess.Thereby the pivoting action of door no longer holds restriction by door-hinge; Door can be opened until it abuts against housing.Therefore, can realize surpassing 180 ° open angle.

In advantageous embodiment of the present invention, at door lift elements (liftingelement) is set on one's body originally, when door was opened, lift elements upwards pushed away the roll bearing arm that door-hinge holds.The lifter motion that door-hinge holds thereby directly realize by door itself, and need not the transmission device etc. of the complexity of any kind no matter.

Door preferred on the sidepiece of roll bearing arm by the oblique angle, thereby when door was opened, roll bearing arm was pushed along the slope, thereby was upwards pushed away.The slope can be reinforced, and this is because described slope is exposed to the load of the increase that is caused by the roll bearing arm motion.

Roll bearing arm is fastened on the housing of household electrical appliance, and housing or securing member can be embodied as the motion up and down that allows roll bearing arm.For the motion of roll bearing arm, holder preferably is provided with in housing, and it allows roll bearing arm to have to be used for free-moving enough spaces.In a preferred embodiment, the obvious length of roll bearing arm is greater than width, thereby described roll bearing arm extends in housing and go deep into anchoring in the inside of holder.Therefore, the distance that the securing member of roll bearing arm and realization maximum lift are moved between the necessary bearing element is very big, thereby angular displacement is held very little in the process that promotes.Thereby the lifting of roll bearing arm can easily directly realize, and need not exquisite parallel motion guidance spare or other transmission device.Holder preferably extend in the housing of household electrical appliance maximum 10 centimetres, thereby the roll bearing arm of corresponding length can be fastening in described holder.

In another preferred embodiment, the securing member of roll bearing arm on housing itself is movably.Roll bearing arm this in the fact of installing movably on the housing caused in addition door is opened for many years after also not with the durable especially structure in the crack of appearance.Tightening member preferably is implemented in the mode of spring shape, thus the lifter motion of described tightening member supporting axis bearing arm.In addition, the elastic force of flexible member can be used for realizing that locking is connected between flexible member and roll bearing arm, and this locking connection remains on roll bearing arm on the housing.For closed (close) locking in the process of installing connects, roll bearing arm is shifted onto on the flexible member simply, engages with the opposition element of backstop spring until locking member.The backstop spring utilizes its elastic force that housing in the roll bearing arm backup, and thereby closed-lock connection.Therefore, what this had guaranteed on the one hand that door-hinge holds extremely simply installs, and has caused fasteningly flexibly on the other hand, and it allows the enough spaces at the lifter motion of roll bearing arm.

Roll bearing arm preferably is set to the support of bearing.Thereby, as long as door is closed, the point that existence makes door-hinge hold to have additional stability between housing and door then.

In another favourable enforcement, returning element is provided with between the wall of holder and roll bearing arm along the direction of the lifter motion of roll bearing arm, the described element that returns is shifted roll bearing arm onto when door is closed sitting position, thereby roll bearing arm is hidden in the door recess and invisible when the place ahead is watched.This flexible member is configured to, and described flexible member is being resisted the elastic force of spring shape tightening member.The elastic force of the flexible member that roll bearing arm is pushed away downwards can advantageously further be increased, thus at the support of bearing when sinking, the described support of bearing is used as the auxiliary member of closing of door.

In addition, little rod member is set on roll bearing arm advantageously, described little rod member is the transverse translation along with the motion up and down of roll bearing arm preferably, and described little rod member prevents that roll bearing arm is resisted against the side-friction on the housing.Thereby described rod member is along laterally making roll bearing arm turn to.

Description of drawings

Explanation by illustrative examples will be known other advantage of the present invention and details with claims, and wherein said illustrative examples explains by means of accompanying drawing, wherein:

Fig. 1 shows the schematic cross sectional views in the zone that the door-hinge of refrigerator with the door of closing holds;

Fig. 2 shows the same cutaway view as shown in Figure 1 that door is opened a little;

Fig. 3 shows the explanatory view of the amplification of the recess in the door boundary portion that receives the support of bearing;

The door-hinge that Fig. 4 shows the housing that is positioned at refrigerator hold support with and the schematic cross sectional views of holder; And

Fig. 5 shows the cutaway view that the door-hinge that engages with horizontal control arm holds support.

The specific embodiment

Fig. 1 and 2 shows the explanatory view of door 2 bight section folding corner region and that install by means of integrated bearing support 3 according to the present invention of the housing 1 of refrigerator respectively on the housing 1 of refrigerator, in other words show the upper-side area that door-hinge holds from the outside.When door 2 was closed, the support of bearing 3 sank to the recess 4 on the boundary portion that is arranged in door 2, and when door 2 was opened, the support of bearing 3 rose from recess 4, and thereby stretched out above a door boundary portion 5.Therefore, the support of bearing 3 is released, and only fastening thereon bearing bolt 62 engages with door, and this allows the maximum of door 2 to move pivotally.

In the process of the pivoting action of door 2, the support of bearing 3 itself is raised by door 2.After door 2 was opened, the sidewall of the recess 4 of door 2 was in the support of bearing 3 slid underneath.Thereby this can realize more easily that Fig. 3 shows another perspective view that the support of bearing 3 sinks to the bight section of the door 2 in the recess 4 once more.At this sidewall 7 that can be readily seen that recess 4, described sidewall is formed the slope, thereby realizes the lifting of the support of bearing 3.Door under the support of bearing 3, rotate leave after, the support of bearing 37 is upwards advanced along the slope.

Fig. 4 shows the support of bearing 3 and it goes up that part of schematic cross sectional views of the housing 1 bearing bolt 6 and the support of bearing 3 refrigerator wherein that is fastened to of layout.For the fastening support of bearing 3, room 8 is set in housing 1, the described support of bearing 3 engages with described room 8.Backstop spring (detent spring) 9 extends from the bottom of room 8, described backstop spring 9 has locking holder 10, wherein said locking holder is connected with protuberance 11 lockings of the support of bearing 3 at the place, end with described room 8 engages of described backstop spring, and thereby fixes the described support of bearing 3 in room 8.By the elastic force of backstop spring, the position of the rising in the inside of room 8 shifted the support of bearing 3 onto by backstop spring 9.

The elastic force of spring 12 is being resisted the elastic force of backstop spring 9, and described spring 12 is provided with on the upper lateral part of the support of bearing 3.This spring 12 is set to the antagonism part of backstop spring 9, and the elastic force size of this spring 12 is arranged in the sitting position that door is pushed into the support of bearing 3 when closing the recess 4 that is positioned on the boundary portion 5.Transverse movement for can also stable bearing support 3 is provided with horizontal control arm 13, and wherein said horizontal control arm is laterally fastening on room 8.As Fig. 5 in detail shown in, this horizontal control arm 13 is transverse translation along with the motion up and down of bearing wall 3, and thereby prevent the horizontal pivoting action of door bracket 3, otherwise this can cause the infringement of room 8.

Reference numerals list

1 housing

2

3 supports of bearing

4 recesses

5 boundary portion

6 bearing bolts

7 sidewalls

8 rooms

9 backstop springs

10 locking holders

11 protuberances

12 springs

13 horizontal control arms

Claims

1. refrigerator, the door-hinge that comprises insulated case and be used for the fastening door that is suitable for pivotally opening (2) holds, wherein said door-hinge is contracted and is contained tightening member (9) and bearing element (6), wherein by means of described tightening member, described door-hinge holds to be gone up fastened at described housing (1), and described bearing element is connected to described tightening member (9) via roll bearing arm (3), and by means of described bearing element, described door-hinge holds in described door (2) and engages, it is characterized in that, at described door (2) when opening, the residing position of described roll bearing arm (3) with respect to described door (2) when being closed the residing sitting position of described door on short transverse, depart from.

2. refrigerator according to claim 1 is characterized in that, described roll bearing arm (3) is hidden by the upper side end of described door (2) at its sitting position.

3. refrigerator according to claim 1 is characterized in that, when opening, described roll bearing arm (3) is positioned at the upper side end top of described door (2) at described door (2).

4. according to claim 1 or 3 described refrigerators, it is characterized in that described door (2) comprises lift elements (7), at described door (2) when just being opened, described lift elements realizes the location that roll bearing arm (3) that described door-hinge holds departs from short transverse.

5. refrigerator according to claim 4 is characterized in that, described lift elements (7) is set to the slope.

6. refrigerator according to claim 5 is characterized in that, described slope is integrally formed with the upper side end of the door (2) that forms door perimeter strip (5).

7. according to the arbitrary described refrigerator of claim 1 to 6, it is characterized in that described roll bearing arm (3) is installed guiding in adjustable for height mode in the holder (8) of described housing (1).

8. refrigerator according to claim 1 is characterized in that, describedly is used for the space that holder (8) that door-hinge holds is formed for the lifter motion of the roll bearing arm (3) that described door-hinge holds.

9. according to claim 7 or 8 described refrigerators, it is characterized in that described tightening member gos deep into the inside that described housing (1) is arranged in described holder (8).

10. according to the arbitrary described refrigerator of claim 1 to 9, it is characterized in that the length of described roll bearing arm (3) is 10 centimetres at least.

11., it is characterized in that described roll bearing arm (3) is installed movably according to the arbitrary described refrigerator of claim 1 to 10 on described housing (1).

12., it is characterized in that described roll bearing arm (3) comprises the step bend according to the arbitrary described refrigerator of claim 1 to 11.

13. according to the arbitrary described refrigerator of claim 1 to 12, it is characterized in that, engage with described roll bearing arm (3) with the flexible member (12) of described lifter motion adverse effect.

14., it is characterized in that laterally control arm (13) is fastened in the inside of described holder (8) according to the arbitrary described refrigerator of claim 1 to 13, described horizontal control arm engages with described roll bearing arm (3) and the described roll bearing arm of lateral stability.