DE102015120565A1 - Furniture or household appliance and multi-joint hinge - Google Patents

Abstract

There is described a furniture or household appliance with a furniture or household appliance body (2, 41) and a door (3, 42) which are pivotally connected to each other via at least one multi-joint hinge (5, 6), wherein the multi-joint hinge is a first mounting plate ( 9) for the direct or indirect attachment of the multi-joint hinge (5) to a furniture or household appliance body (2, 41) or a door (3, 42), a second mounting plate (73) for direct or indirect attachment of the multi-joint hinge (5) a door (3, 42) or a furniture or household appliance body (2, 41) and a plurality of articulated levers (71, 72, 74, 75) connected to a hinge part (7), wherein a first of the articulated levers (71) is connected to the first Mounting plate (9) and a second of the hinge lever (72) with the second mounting plate (73) is connected, wherein on the first mounting plate (9) at least a second hinge part (8) with a plurality of interconnected joint a first one of the articulated levers (81) of the second hinge part (8) with the first mounting plate (9) and a second of the articulated levers (82) of the second hinge part (8) with a second mounting plate (83 ), wherein the second mounting plates (73, 83) are attached directly or indirectly to the furniture or household appliance body (2, 41) or the door (3, 42). Furthermore, a multi-joint hinge (5) will be described.

Description

The present invention relates to a furniture or household appliance with a furniture or household appliance body and a door, which are pivotally connected to each other via at least one multi-joint hinge according to the preamble of claim 1 and a multi-joint hinge according to the preamble of claim.

A generic furniture or household appliances, for example in the form of a refrigerator such as a refrigerator, a built-in refrigerator, which is converted by a furniture body and coupled with a refrigerator door furniture door in which a furniture or household appliance body and a door pivotally connected to each other via two usually multi-joint hinges are, for example, from the DE 20 2007 004 621 U1 known.

The problem is especially in large-scale refrigerators, which accordingly have large and heavy doors or furniture whose furniture body is pivotally connected to a heavy glass or mirror door, that the coupling of the door with the body via a single hinge or two hinges due to the large loads insufficient or would lead to fatigue of the hinge and the suspension of the hinge on the door and on the body of the furniture or household appliance.

Such fatigue would in particular lead to a lowering of the door or a penetration of the door when closing the door.

A further problem is that the coupling of such doors with the furniture or household appliance body via an additional hinge that would be mounted between the commonly present upper and lower hinge, due to door seals in refrigerators or due to load distributions and material properties, stresses in the material in glass - or mirrored doors, can not be used to remove the large load.

Object of the present invention is to provide a furniture or household appliance as well as a multi-joint hinge, which makes it possible to reliably remove even higher payloads on a multi-joint hinge in a simple manner.

This object is achieved by a furniture or household appliance with a furniture or household appliance body and a door with the features of claim 1 and by a multi-joint hinge with the features of claim 8.

The furniture or household appliance according to the invention comprises a furniture or household appliance body and a door, which are pivotally connected to each other via at least one multi-joint hinge and in which the multi-joint hinge a first and second mounting plate for direct or indirect attachment of the multi-joint hinge on the one hand on the furniture or household appliance body and on the other allowed at the door.

The two mounting plates are connected by a hinge part with several interconnected articulated levers. In this case, a first of the hinge lever with the first mounting plate and a second of the hinge lever is connected to the second mounting plate.

At least a second hinge part is attached to the first mounting plate with a plurality of interconnected articulated levers, wherein a first of the hinge lever of the second hinge part with the first mounting plate and a second of the hinge lever of the second hinge part is connected to a second mounting plate and wherein the second mounting plates directly or indirectly are attached to the furniture or household appliance body or the door.

By connecting the door to the furniture or household appliance body via such a multi-joint hinge, it is possible to increase the load bearing capacity significantly, to the original, i. known from the prior art for the multi-joint hinge provided mounting positions.

Another advantage consists in the simplified installation of such multi-hinge hinge-mounted multi-hinge in that at least on a mounting side only a mounting plate must be mounted.

Advantageous embodiments of the furniture or household appliance according to the invention are specified in the subclaims.

According to an advantageous embodiment variant, at least one of the hinge parts has a closing movement and / or opening movement of the door damping damping element.

According to a further embodiment, all the hinge parts of the multi-joint hinge on a closing movement and / or opening movement of the door damping damping element, whereby the damping power is increased accordingly.

In a particular embodiment, the damping element is so with the articulated levers is coupled, that the damping element is designed to be temporarily switchable.

This allows, in one aspect, the connection of the damping effect from a certain opening or closing angle.

A second aspect of such a temporary connection of the damping element or the damping elements is to activate only one of the damping elements of the multi-joint hinge active, so that, for example, only one damping element of the two or more hinge elements of the multi-joint hinge is activated for medium-weight doors, whereas at very heavy doors both or all dampers of the hinge parts of the multi-joint hinge are activated.

According to a further preferred embodiment, the second mounting plates of the multi-joint hinge are integrally formed. Such a construction allows an even more simplified installation of the multi-joint hinge on the furniture or household appliance body and the door.

According to a further preferred embodiment variant, a first multi-joint hinge connecting the furniture or household appliance body to the door is equipped with at least two hinge parts and another multi-joint hinge connecting the furniture or household appliance body with the door is formed with only one hinge part.

As a result, depending on the available space for mounting the multi-joint hinges at a suitable location, the multi-joint hinge with two or more hinge parts and a second mounting location with less space for mounting the multi-joint hinge a multi-joint hinge with only one hinge part can be installed.

The multi-joint hinge according to the invention has a first or directly attachable to a furniture or household appliance body or door first mounting plate, which is connected via a hinge part to each other connected to a hinge lever with a door or a furniture or household appliance body directly or indirectly fixable second mounting plate , The first mounting plate and the second mounting plate are connected to each other via at least two hinge parts. Such a construction allows an even more simplified installation of the multi-joint hinge on the furniture or household appliance body and the door.

Hereinafter, preferred embodiments of the invention are explained in detail with reference to the accompanying drawings.

Show it:

1 a perspective view of a furniture or household appliance in the form of a built-in refrigerator,

2 and 3 perspective detailed views of the in 1 upper multi-link hinge in the open state with and without representation of the furniture body closing door,

4 a detailed perspective view of in 3 shown multi-joint hinge in the closed position,

5 a top view of the in 2 shown multi-joint hinge in the installed state in the open position,

6 a top view of the in 4 Multi-joint hinge shown in the closed position,

7 a side sectional view of the in 6 shown multi-joint hinge in the built-in furniture or household appliance body and state

8th and 9 perspective views of a hinge part installed in the multi-joint hinge.

In the following description of the figures, terms such as top, bottom, left, right, front, back, etc. refer exclusively to the exemplary representation and position of the multi-joint hinge, the furniture, the door, the furniture body, the hinge parts and the like, as selected in the respective figures. These terms are not meant to be limiting, that is to say, by different working positions or the mirror-symmetrical design or the like, these references may change.

In the 1 is with the reference numeral 1 overall designates a variant of a piece of furniture or household appliance. The furniture or household appliance shown here 1 is exemplified as a built-in refrigerator, with an outer furniture body 2 and a furniture door 3 as well as one in the furniture body 2 inserted refrigerator 4 with a refrigerator body 41 and one with the door 3 coupled refrigerator door 42 , The door 3 is via two multi-joint hinges 5 . 6 with the furniture body 2 or the refrigerator carcass 41 pivotally connected. The refrigerator door 42 is in the manner known from the prior art with the outer furniture door 3 coupled.

At the in 1 illustrated lower multi-joint hinge 6 it is a known from the prior art multi-joint hinge with multiple articulated levers and two mounting plates for fixing the multi-joint hinge 6 on the one hand on the body 41 of the refrigerator 4 and on the other hand at the outer door 3 ,

Conceivable, of course, other embodiments of furniture or household appliances such as a furniture body, which is pivotally connected by a two multi-joint hinges with the furniture body glass or mirror door or a refrigerator or freezer, in which the multi-joint hinges the refrigerator body directly to the refrigerator door connect.

It is also conceivable in place of the known from the prior art multi-joint hinge 6 another multi-joint hinge 5 to block as it is in the in 1 shown embodiment of the furniture or household appliance 1 in the upper part of the furniture body 2 and the door 3 is shown and subsequently with reference to 2 to 9 will be explained in more detail.

As in the 2 - 4 and 7 can be seen well, has the multi-joint hinge 5 a first mounting plate 9 on, about which the multi-joint hinge 5 directly or indirectly at the door 3 is fastened. The attachment can be done by screwing, gluing, latching or the like.

At this first mounting plate 9 are two hinge parts 7 . 8th with a first toggle lever 71 . 81 set pivotally. The first toggle lever 71 . 81 these hinge parts 7 . 8th is preferably via a bolt with the first mounting plate 9 connected, extending through the first toggle lever 71 . 81 and corresponding receiving elements of the first mounting plate 9 on the body of the door 3 opposite side of the mounting plate 9 are formed extends.

The hinge parts 7 . 8th are exemplary in the 8th and 9 shown. These are known from the prior art hinge parts, as used for example in the DE 20 2007 004 621 U1 are described and incorporated herein by reference to their functional description. The hinge parts 7 . 8th Essentially, as in the 8th and 9 is shown four articulated levers 71 . 72 . 74 . 75 on, at each bolt 77a . 77b . 77c . 77d are held. One of the toggle levers 72 respectively. 75 is doing with a spring element 76 coupled to the hinge part 7 to bias in a closed position.

A second of the toggle lever 72 is with a second mounting plate 73 connected via which the multi-joint hinge with the carcass 41 of the refrigerator 4 is attached directly or indirectly.

As in 4 is further shown, is on the first mounting plate 9 a connector 10 molded that the connection between the door 3 of the furniture body 2 and the door 42 of the refrigerator 4 combines.

At least one of the hinge parts 7 . 8th has a preferred embodiment, a closing and / or opening movement of the door 3 . 42 damping damping element 11 on.

The damping element 11 is in the 8th and 9 exemplified as a linear damper, which performs a closing movement of the door 3 linearly damped. It is particularly preferred that all hinge parts are provided 7 . 8th with such a damping element 11 to provide, in particular on the multi-joint hinge 5 coupled heavy doors such as glass or mirrored doors or refrigerator doors 42 very large refrigerators 4 to attenuate sufficiently.

The damping element 11 or the damping elements 11 are preferred so with the articulated levers 71 . 72 . 74 . 75 coupled, that the damping element 11 or the damping elements 11 is formed temporarily switchable or are. The temporary connection can relate on the one hand to the damping of a partial section or a partial angle of the closing and / or opening movement, in particular before reaching the respective closing end position, shown in FIG 7 , or the opening end position, shown in 6 due to the large moving mass of a door 3 in one case slamming the door and in the other case overstretching the toggle lever 72 to prevent.

It is also conceivable to design the connection in such a way that the damping element 11 is completely switched off or switchable formed. For this purpose, for example, be provided a lever element, that the damping element 11 from one of the toggle levers 71 . 72 . 74 . 75 decoupled or coupled, so that depending on the use of multi-joint hinge 5 on doors of different weights, none, one or more of the damping elements 11 the hinge parts 7 . 8th can be switched on or off.

Such a connection or disconnection can be effected, for example, by the fact that on a housing of the damping element 11 a locking receptacle is provided, on which a switching element can be fixed. In the longitudinal direction of a piston rod of the damping element 11 and the case of the damping element 11 are formed two parallel webs, between which the switching element is guided displaceably. In the inactive position, the damping element is at a pivoting of the hinge part 11 with his case 12 moved over a deflecting element. In this case, the housing of the damping element 11 guided over the two webs relative to the switching element.

In a further advantageous embodiment, the second mounting plates are also 73 . 83 , according to the in the 2 . 3 and 7 shown embodiments as a separate second mounting plates 73 . 83 are formed integrally formed according to the first mounting plate 9 , whereby the assembly of such a multi-joint hinge 5 at the door 3 . 42 or the furniture or household appliance body 2 . 41 is simplified again.

It is also conceivable, a multi-joint hinge 5 with more than two hinge parts 7 . 8th equip. So it is conceivable, for example, a multi-joint hinge 5 with three, four or even five hinge parts 7 . 8th to be equipped to cope with corresponding payloads and damping requirements.

LIST OF REFERENCE NUMBERS

1

Furniture

2

corpus

3

door

4

household appliance

41

device body

42

door

43

sealing element

5

Multilink hinge

6

Multilink hinge

7

First hinge part

71

first toggle lever

72

second articulated lever

73

fastener

74

third articulated lever

75

fourth articulated lever

76

feather

77a

bolt

77b

bolt

77c

bolt

77d

bolt

8th

Second hinge part

81

first toggle lever

82

second articulated lever

83

fastener

9

mounting plate

10

joint

11

damper

QUOTES INCLUDE IN THE DESCRIPTION

This list of the documents listed by the applicant has been generated automatically and is included solely for the better information of the reader. The list is not part of the German patent or utility model application. The DPMA assumes no liability for any errors or omissions.

Cited patent literature

• DE 202007004621 U1 [0002, 0039]

Claims (10)

Furniture or household appliance with a furniture or household appliance body ( 2 . 41 ) and a door ( 3 . 42 ), which via at least one multi-joint hinge ( 5 . 6 ) are pivotally connected to each other, wherein the multi-joint hinge comprises - a first mounting plate ( 9 ) for the direct or indirect attachment of the multi-joint hinge ( 5 ) on a furniture or household appliance body ( 2 . 41 ) or a door ( 3 . 42 ), - a second mounting plate ( 73 ) for the direct or indirect attachment of the multi-joint hinge ( 5 ) on a door ( 3 . 42 ) or a furniture or household appliance body ( 2 . 41 ) and - several to a hinge part ( 7 ) interconnected articulated levers ( 71 . 72 . 74 . 75 ), - wherein a first of the toggle lever ( 71 ) with the first mounting plate ( 9 ) and a second of the toggle levers ( 72 ) with the second mounting plate ( 73 ), characterized in that - on the first mounting plate ( 9 ) at least one second hinge part ( 8th ) with a plurality of interconnected articulated levers ( 81 . 82 ) is attached, - wherein a first of the toggle lever ( 81 ) of the second hinge part ( 8th ) with the first mounting plate ( 9 ) and a second of the toggle levers ( 82 ) of the second hinge part ( 8th ) with a second mounting plate ( 83 ), the second mounting plates ( 73 . 83 ) directly or indirectly to the furniture or household appliance body ( 2 . 41 ) or the door ( 3 . 42 ) are attached. Furniture or household appliance according to claim 1, characterized in that at least one of the hinge parts ( 7 . 8th ) a closing movement and / or opening movement of the door ( 3 . 42 ) damping damping element ( 11 ) having. Furniture or household appliance according to claim 2, characterized in that all hinge parts ( 7 . 8th ) a closing movement and / or opening movement of the door ( 3 . 42 ) damping damping element ( 11 ) exhibit. Furniture or household appliance according to claim 2 or 3, characterized in that the damping element ( 11 ) in such a way with the articulated levers ( 71 . 72 . 74 . 75 . 81 . 82 ) is coupled, that the damping element ( 11 ) is formed temporarily switchable. Furniture or household appliance according to one of the preceding claims, characterized in that the second mounting plates ( 73 . 83 ) of the hinge parts ( 7 . 8th ) are integrally formed. Furniture or household appliance according to one of the preceding claims, characterized in that a first furniture or household appliance body ( 2 . 41 ) with the door ( 3 . 42 ) connecting multi-joint hinge ( 5 ) at least two at least one common mounting plate ( 9 ) arranged hinge parts ( 7 . 8th ) and another multi-joint hinge ( 6 ) exactly one hinge part ( 7 ) having. Multi-joint hinge ( 5 ), in particular for furniture or household appliances, having a directly or directly fixable on a furniture or household appliance body or a door first mounting plate ( 9 ), which are connected to a hinged part ( 7 ) interconnected articulated levers ( 71 . 72 ,) with one on a door ( 3 . 42 ) or a furniture or household appliance body ( 2 . 41 ) directly or indirectly fixable second mounting plate ( 73 ), characterized in that the first mounting plate ( 9 ) and the second mounting plate ( 73 ) via at least two hinge parts ( 7 . 8th ) are interconnected. Multi-joint hinge ( 5 ) according to claim 7, characterized in that at least one of the hinge parts ( 7 . 8th ) a closing movement and / or opening movement of the door ( 3 . 42 ) damping damping element ( 11 ) having. Multi-joint hinge ( 5 ) according to claim 8, characterized in that all hinge parts ( 7 . 8th ) a closing movement and / or opening movement of the door ( 3 . 42 ) damping damping element ( 11 ) exhibit. Multi-joint hinge ( 5 ) according to claim 8 or 9, characterized in that the damping element ( 11 ) in such a way with the articulated levers ( 71 . 72 . 74 . 75 . 81 . 82 ) is coupled, that the damping element ( 11 ) is formed temporarily switchable.

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