WO2009127579A2

WO2009127579A2 - Refrigerator with rapidly installable pull-out system

Info

Publication number: WO2009127579A2
Application number: PCT/EP2009/054240
Authority: WO
Inventors: Markus Mayer; Ulrich Schlander
Original assignee: BSH Bosch und Siemens Hausgeräte GmbH
Priority date: 2008-04-17
Filing date: 2009-04-08
Publication date: 2009-10-22
Also published as: TR201802794T4; EP2271882A2; EP2271882B1; RU2010145058A; CN102007354B; DE102008019417A1; CN102007354A; PL2271882T3; WO2009127579A3

Abstract

The invention relates to a refrigerator (1), in particular a household refrigerator, comprising a thermally insulated housing comprising an outer housing (2), a thermally insulating layer (15) and an inner container (3) with container walls, said inner container comprising an internal space (4) for holding cooled goods (5), wherein at least one pull-out rail (7) comprising a fixed rail part (31) and at least one loose rail part (32) is disposed at at least one of the container walls (30), said pull-out rail providing for the fastening of a cooled goods storage tray (6) that can be pulled out, wherein the fixed rail part (31) is provided with openings (12) for insertion, with play, of fastening elements (9) provided at the container wall (30), at least one of said fastening elements being connected, by way of a locking part (10), to the fixed rail part (31) at least without play in the direction of motion of the loose rail part (32), characterized by an especially simple installation and simple manufacture and ease of cleaning.

Description

REFRIGERATOR WITH QUICK-MOUNTED EXTRACTION SYSTEM

The invention relates to a refrigeration appliance, in particular domestic refrigeration appliance, comprising a heat-insulated housing comprising an outer housing, a heat insulating layer and an inner container having container walls with an interior for receiving refrigerated goods, wherein at least one of the container walls at least one pull-out rail with a fixed rail part and at least one Lösschienenteil is arranged, which serves for securing a pull-out refrigerated goods shelf.

For improved ease of use and improved clarity in the interior of the refrigerator, it is known to use pull-out systems, for example, for pull-out refrigerated goods shelves or extendable refrigerated goods compartments. Such pull-out systems are usually screwed with foam-side backing parts located on an inner container and foamed.

It is therefore an object of the present invention, a refrigeration device, in particular a household refrigeration device to specify, which can be made particularly simple and easy to install and easy cleanability of the interior allows.

This object is achieved by the refrigeration device as specified in the independent claim.

Further advantageous embodiments and developments, which can be used individually or combined with each other in a suitable manner, are the subject of the dependent claims and are explained in more detail in the following description.

An embodiment of the refrigeration device, in particular domestic refrigeration appliance, with a heat-insulated housing, comprising an outer housing, a heat insulating layer and an inner container having container walls with an interior for receiving refrigerated goods, wherein at least on one of the container walls at least one pull-out rail with a fixed rail part and at least one Lösschienenteil is arranged for attaching an extendable Kühlgutablage serves, the Festschienenteil is provided with openings into which provided on the container wall fasteners with game are introduced, of which at least one is connected by a locking member at least free of play in the direction of movement of the Lösschienenteils with Festschienenteil.

Another embodiment of the refrigeration device, in particular household refrigerating appliance, comprises in particular an outer housing, an inner container arranged in the outer housing with an interior therein for receiving refrigerated goods, at least one refrigerated goods tray, and at least one pull-out rail for attaching an extendable refrigerated goods tray on the inner container, wherein the pull-out rail connected to a quick release on the inner container.

With the help of the lockable game, or quick release the pull-out rail can be easily mounted on the inner container. It can be solved in a further embodiment in an advantageous manner thereby also in a simple manner from the inner container. A solubility of the pull-out rail simplifies the cleanability of the interior of the refrigerator.

The pull-out rail can be designed in two parts or in several parts. It can be telescopic and comprise at least three parts. The pull-out rail comprises, for example, a fixed rail part and a release rail part, which can be displaced relative to one another and are optionally supported by balls or rollers. The pull-out rail may additionally or alternatively also comprise a suitable sliding bearing.

The pull-out rail is detachable in one embodiment with the quick release from the inner container. The pull-out rail can carry a refrigerated goods rack and other drawers or pull-out compartments of the refrigerator.

A refrigerated goods storage is used to hold refrigerated goods and is usually designed for weights of at least up to 10 kg, for example, of at least up to 20 kg. The refrigerated goods deposit may comprise a grid or glass plates.

In one embodiment, the locking part is detachably connected to the fastening element. The locking part can also be detachably attached to the fixed rail part. be festigbar, wherein in particular the locking member on the fixed rail part can be locked and in particular by positive and / or non-positive.

In a further embodiment, the fastening elements are formed as projections, in particular pin-like projections, wherein in particular the projections are provided with at least one undercut, with which the locking part is able to cooperate. Here, the undercut may be formed as a notch or as an annular groove.

In one embodiment, a projection, in particular a bolt, which engages with the pull-out rail, is provided on the inner container. For example, the pull-out rail is centered with a bolt and a hole. The pull-out rail can then be secured by a slide against unintentional loosening. The engagement of projection and extension rail ensures a secure hold of the pull-out rail on the inner container of the refrigerator.

In a further development, the pull-out rail has a locking part for locking the pull-out rail to the projection. By means of the locking part the pull-out rail is locked to the projection, i. secured against unintentional release. The locking member ensures, in particular, that the engagement between the projection and the extension rail does not release itself or unintentionally.

The locking member may be slidable or pivotable. For example, the locking member prevents movement of the pull-out rail relative to the projection against a mounting direction of the pull-out rail on the projection, in that the locking member reverses the direction, i. the movement of the pull-out rail against the mounting direction, blocked. The mounting direction can be horizontal or vertical, for example.

In a further embodiment, the locking part has a latching element for latching the locking part. By the locking element is further ensured that the locking member does not dissolve and thus the engagement between see projection and extension rail releases. By the locking element is the

Locking part only released when a certain minimum force or torque is overcome. The locking element can by a or a plurality of spring elements and corresponding receptacles may be formed. For example, the locking element is designed as a clip element.

In a further embodiment, the pull-out rail has a locking projection receptacle, in particular a keyhole opening, for locking and fastening the pull-out rail on the projection by displacing the pull-out rail relative to the projection. With the help of the locking projection receptacle thus at least partially self-locking attachment of the pull-out rail is made possible on the projection of the inner container.

Advantageously, the opening is formed in the fixed rail part as arranged in the direction of movement of the Lösschienenteils keyhole opening for locking attachment of the pull-out rail formed as a projection fastener by moving the pull-out rail relative to the projection.

The locking projection receptacle can be formed for example by a keyhole opening, which can be aligned horizontally or vertically. For example, in a vertical orientation of the keyhole opening the pull-out rail is locked due to its own weight and thus fixed to the projection of the inner container.

With a horizontal orientation of the keyhole opening, the pull-out rail is inserted onto the projection of the inner container and displaced in the horizontal direction. Here it is expedient to prevent a displacement of the extension rail in the opposite direction by the locking member.

Furthermore, the locking member may be formed as a holding plate with a locking part for fixing the particular formed as a projection fastener relative to the opening, in particular the holding plate is formed as a flat profile with a locking hook serving as locking part which can be latched with an opening in the fixed rail part. Here, in particular, the latching hook is cut free within the flat profile.

The locking part may be formed of plastic injection molding.

In one embodiment, the locking part in a recording of Festschie- nenteils transversely to the direction of movement of the Lösschienenteil positively and / or non-positively inserted. The locking member may be pivotally mounted on the pull-out rail and in particular have a by pivoting against the projections engageable with this locking part.

In a further embodiment, the refrigeration device comprises a locking part for fixing the projection relative to the projection receptacle. The locking part can be designed, for example, plugged. With the help of the locking part ensures that the engagement between projection and projection holder does not accidentally dissolves.

The locking part can be clamped.

The locking member may also be pivotally mounted on the pull-out rail.

For example, the pull-out rail is fastened with one or more key holes on the inner container and a horizontal or vertical fixation of the pull-out rail is carried out by the plugged or pivotable locking part.

An advantage of the aforementioned embodiments is that the attachment of the pull-out rail on the inner container without tools is possible in a simple manner. It is a simple installation and easy disassembly realized. Disassembly is done in reverse order of installation.

Further advantageous details and aspects, which can each be applied individually or combined with one another in a suitable manner, will be explained in more detail with reference to the following drawing, which is intended to illustrate the invention by way of example. They show schematically:

1 shows an embodiment of a refrigerator according to the invention in a sectional view from the side.

FIG. 2 shows an embodiment of a pull-out rail for the refrigeration appliance according to FIG. 1 in plan view; FIG.

Fig. 3 shows a further embodiment of a pull-out rail for the

Refrigerating appliance of Figure 1 in plan view.

Fig. 4 shows a still further embodiment of the pull-out rail for a Refrigerating appliance of Figure 1 in a perspective view.

FIG. 5 shows the partially dismantled pull-out rail according to FIG. 4 in a perspective view; FIG.

6 shows a further embodiment of a pull-out rail for the refrigeration appliance according to FIG. 1;

Fig. 7 is a detail view of the drawer rail of Figure 6, which is on a bolt of an inner container of the refrigerator of Figure 1, in a perspective view.

8 shows the pull-out rail according to FIGS. 6 and 7 with the locking part attached;

9 shows a further embodiment of a pull-out rail for the

Refrigerating appliance according to FIG. 1 with a displaceable locking part as a quick-acting closure in a perspective view in the opened state;

FIG. 10 shows the quick-action closure according to FIG. 9 in the closed state; FIG.

Fig. 1 1, the drawer rail of Figure 9 viewed in a perspective view of the container wall. and

FIG. 12 shows the displaceable locking part according to FIG. 9. FIG.

Fig. 1 shows an embodiment of a household refrigeration appliance 1 in a sectional view from the side with an outer casing 2, an inner container 3 and a heat insulating layer 15 located therebetween

Inside the inner container 3, an interior 4 for receiving refrigerated goods 5 on.

The refrigerated goods 5 can be parked on refrigerated goods trays 6 or stored in Ausziehfächern 26. The chilled goods shelves can be made extendable by means of pull-out rails 7. The inner container 3 has a container wall 30, on which the refrigerated goods trays 6 or the pull-out rails 7 of the refrigerated goods trays 6 and the pull-out compartment 26 are fastened.

The interior 4 of the inner container 3 is cooled by means of a cooling circuit 20. The cooling circuit 20 includes a compressor 21 for compressing a in the coolant circulating the cooling circuit 20, a condenser 22 with a throttle 23 for liquefying the coolant at high pressure with release of heat to the environment, and an evaporator 24 for evaporating the coolant and generating cold for cooling the interior 4. The compressor 21, the condenser 22, the throttle 23 and the evaporator 24 are fluidly connected by coolant lines 25 and form the coolant circuit 20. The evaporator 24 is held by evaporator brackets 29 on the inner container 3 and the outer housing 2.

In the interior 4 of the inner container 3, a lamp 28 and a controller 27 are further provided. The interior 4 of the inner container 3 is accessible through a door 18. The inner container 3 is foamed with the outer housing 2 by a heat-insulating foam 19th

FIG. 2 shows an embodiment of a pull-out rail 7 for a refrigerated goods deposit 6 or a pull-out compartment 26 of the refrigerating appliance 1 according to FIG. 1 in plan view. The pull-out rail 7 has a quick-release fastener 8 for fastening the pull-out rail 7 on the inner container 3 or on a container wall 30 of the inner container 3.

The quick-release fastener 8 is formed by a projection 9 provided on the container wall 30, a projection receptacle 12 which engages with the projection, and a locking member 10. By means of the locking part of the engagement of projection 9 and projection receptacle 12 is locked by the locking member 10 is displaced in the horizontal direction.

The locking part 10 is latched designed by a locking element 1 1 on the pull-out rail 7 and a corresponding locking element receiving 34 on Verrie- gelungsteil 10. With the help of this locking mechanism, the locking member 10 locks in an open position (right) or in a closed position (left) one. The projection receptacle 12 of the mounting rail 7 is designed as a keyhole, which secures the projection 9 when mounting the pull-out rail 7. The projection 9 can be configured as a bolt with an undercut (see FIG. The longitudinal direction of the projection formed as a keyhole projection 12 is here vertical, so that the pull-out rail 7 fixed itself due to its own weight on the container wall 30 of the inner container 3. Fig. 3 shows a further embodiment of a mounting rail 7 with quick release 8 for the refrigerator 1 according to Fig. 1 in plan view, wherein a pivotable locking member 10 is used to lock the quick release 8.

The locking member 10 is pivotable about a pivot pin 14 and engages behind an undercut 36 provided on the projection 9 (see Fig. 7). The undercut 36 has a larger diameter in the plane of the drawing than the width of the narrow spot of the key hole formed projection holder 12. As a result, the pull-out rail 7 is held securely on the projection 9. On the left half of the pivotable locking member 10 is shown in the closed position. On the right side of the pivotable locking member is shown in the open position. The locking member 10 prevents the pull-out rail shifts in the horizontal direction relative to the projections 12 and thus releases the projection receptacle 12.

Fig. 4 and Fig. 5 show a further embodiment of a drawer rail 7 for the refrigeration device 1 of FIG. 1 in a perspective view, in Fig. 5, the drawer rail 7 is partially removed to expose the quick release 8 and make visible.

In FIGS. 4 and 5, the projection receptacle 12 is designed as a keyhole extending in the horizontal direction.

The pull-out rail 7 has a fixed rail part 31 and a release rail part 32. The pull-out rail 7 is telescopic, i. telescopically extensible over a greater distance than twice the length of the pull-out rail 7 in the pushed together state, and has a total of at least three Auszugsschienen- parts.

The protrusion 9 designed as a bolt is held by a bolt holder 16 in the heat insulation layer 15 of the refrigeration device 1. The projection 9 engages in the projection receptacle 12, which is formed as a keyhole.

The bolt holder 16 has a seal 17 for sealing the inner container 3 during the foaming, so that no foam 19 penetrates into the inner space 4 or through the container wall 30 of the inner container 3. The pull-out rail 7 is pushed onto the projections 9 and displaced in the horizontal direction, so that an undercut 36 provided on the projection 9 creates an undercut which engages with the projection receptacle 12.

In order to prevent release of the pull-out rail 7 of the projections 19, the pull-out rail 7 is secured against slipping in the horizontal direction by an attachable locking part 13. The locking member 13 further comprises locking elements 1 1, which prevent unintentional release of the locking part 13 and thus a release of the engagement between the projection 9 and 12.

FIG. 6 shows a further embodiment of a pull-out rail 7 for the refrigeration device 1 according to FIG. 1 in plan view with a projection receptacle 12 and a catch part receptacle 33 for fastening a locking part 13 (see FIG. 8). The locking part 13 is attached to the projection 9 formed as a bolt and the locking part holder 13. For this purpose, the projection 9 and the Arretierungsteilaufnahme 33 on an undercut 36, which prevents unintentional release of the locking part 13 of the projection 9 and the Arretierungsteilaufnahme 33.

Fig. 7 shows how the bolt is inserted into the receptacle 12 of the mounting rail 7. The projection 9 is held by a bolt holder 16 on the inner container 3 and on the container wall 30.

9 to 12 shows a further embodiment of a pull-out rail 7 for the refrigeration device 1 according to FIG. 1 in perspective views, FIG. 9 showing the pull-out rail 7 with the quick-release fastener 8 open, FIG. 10 the pull-out rail with closed quick-release fastener 8, FIG 1 the pull-out rail from the rear, ie seen from the container wall 30, with closed Schnellverschlußδ shows and Fig. 12, the locking part 10 of the quick release 8 shows.

In the open position of the quick release 8, the projection 9 is inserted into the projection receptacle 12 on the pull-out rail 7. The protrusion 9 designed as a bolt is held by a bolt holder 16 on the inner container 3 or the container wall 30. The engagement between projection 9 and mounting rail 7 is secured by locking part 10, which is displaceable in the horizontal direction. The locking part 10 has a locking on receiving recess 35 which engages behind an opening formed on the projection 9 undercut 36 and thus prevents detachment of the mounting rail 7 of the undercut 36 having projection 9.

Fig. 10 shows the quick release 8 in the closed position. In this case, the locking member 10 has been displaced in the horizontal direction in comparison to FIG. 9 to the left. The locking member 10 engages by a locking element 11 in the closed position. Fig. 11 shows the quick release 8 in the locked position from behind with the latched locking element 11, which engages in a locking element receptacle 34.

Fig. 12 shows the locking member 10 in a perspective view.

The invention relates to a refrigeration appliance 1, in particular household refrigeration appliance, comprising a heat-insulated housing, which comprises an outer housing 2, a heat insulating layer 15 and an inner container 3 having container walls with an inner space 4 for receiving refrigerated goods 5, wherein at least one pull-out rail at least on one of the container walls 30 7 is arranged with a fixed rail part 31 and at least one Lösschienenteil 32, which serves for securing an extendable Kühlgutablage 6, the Festschienenteil 31 is provided with openings 12, in which provided on the container wall 30 fasteners 9 are introduced with play, of which at least one is connected by a locking member 10 at least without play in the direction of movement of the Lösschienenteils 32 with the fixed rail part 31, and is characterized by a particularly simple installation and ease of manufacture and ease of cleaning ability.

The invention also relates to a refrigeration device 1 comprising an outer housing 2, an inner container 3 arranged in the outer housing 2 with an interior 4 accommodating refrigerated goods 5, at least one refrigerated goods deposit 6, and at least one withdrawal rail 7 for attaching an extendable refrigerated goods deposit 6 to the inner container 3 , The pull-out rail 7 is connected to a quick release 8 on the inner container 3 and is characterized by a particularly simple installation and ease of manufacture and ease of cleaning. LIST OF REFERENCE NUMBERS

1 refrigeration device

2 outer housing

3 inner container

4 interior

5 refrigerated goods

6 refrigerated goods storage

7 extension rail

8 quick release

9 lead

10 locking part

1 1 locking element

12 projection receptacle, opening

13 locking part

14 pivot pins

15 heat insulation layer

16 bolt holder

17 seal

18 door

19 foam

20 cooling circuit

21 compressor

22 liquefier

23 throttle

24 evaporator

25 coolant lines

26 pull-out compartment

27 control

28 lamp

29 evaporator holder

30 container wall Fixed rail part Release rail part Locking part receiver Locking element holder Locking receiver Undercut

Claims

1. Refrigerating appliance (1), in particular household refrigeration appliance, with a thermally insulated housing, the outer housing (2), a heat insulating layer

(15) and a container walls having inner container (3) with an interior (4) for receiving refrigerated goods (5), wherein at least one of the container walls (30) at least one pull-out rail (7) with a fixed rail part (31) and at least one Release rail part (32) is arranged, which serves for fastening a pull-out refrigerated goods tray (6), characterized in that the fixed rail part (31) is provided with openings (12), in the on the container wall (30) provided fastening elements (9) with play can be introduced, of which at least one by a locking member (10) at least without play in the direction of movement of the Lösschienenteils (32) with the fixed rail part (31) is connected.

2. Refrigerating appliance (1) according to claim 1, wherein the locking part (10) with the fastening element (9) is detachably connected.

3. Refrigerating appliance (1) according to one of the preceding claims, wherein the locking part (10) on the fixed rail part (31) is releasably fastened.

4. Refrigerating appliance (1) according to claim 3, wherein the locking part (10) on the fixed rail part (31) can be latched and in particular by positive and / or non-positive.

5. Refrigerating appliance (1) according to one of de previous claims, wherein the fastening tion elements (9) as projections, in particular pin-like projections, are formed.

6. Refrigerating appliance (1) according to claim 5, wherein the projections are provided with at least one undercut (36), with which the locking part (10) is able to cooperate.

7. Refrigerating appliance (1) according to claim 6, wherein the undercut (36) as a notch o- which is designed as an annular groove.

8. Refrigerating appliance (1) according to one of the preceding claims, wherein the opening in the fixed rail part (31) as in the direction of movement of the Lösschienenteils (32) arranged keyhole opening (12) for locking attachment of the pull-out rail (7) formed on the projection fastener (9) Moving the drawer rail (7) is formed relative to the projection (9).

9. Refrigerating appliance (1) according to one of the preceding claims, wherein the locking part (10) as a holding plate with a locking part (13) for fixing the particular formed as a projection fastener (9) relative to the opening (12) is formed.

10. Refrigerating appliance (1) according to claim 9, wherein the retaining plate is formed as a flat profile with a locking hook serving as a locking part (13) which can be latched with an opening in the fixed rail part (31).

1 1. Refrigerating appliance (1) according to claim 10, wherein the latching hook is cut free within the flat profile.

12. Refrigerating appliance (1) according to claim 10 or 1 1, wherein the locking part (13) is formed from plastic injection molding.

13. Refrigerating appliance (1) according to one of claims 9 to 12, wherein the locking part (10) in a receptacle of the fixed rail part (31) transversely to the direction of movement of the Lösschienenteil (32) positively and / or non-positively inserted.

14. Refrigerating appliance (1) according to one of claims 1 to 9, wherein the locking part (10) on the pull-out rail (7) is pivotally mounted and in particular by pivoting against the projections with these engageable locking part (13).