DE202012003004U1 - Device for moving a first furniture part relative to a second furniture part - Google Patents

Abstract

Device (3) for moving a first furniture part relative to a second furniture part with two spaced guide means (4a, 4b), in which switching means (20) are provided, wherein with the switching means (20) a closed position of the first furniture part can be predetermined and wherein Connecting means (5) for a coupled switching movement of the switching devices (20) between the guide means (4a, 4b) are provided, characterized in that on the guide means (4a, 4b) in each case a driver element (8) is provided that catch elements (12) for the driver elements (8) are present, wherein movements of the catch elements (12) are coupled, wherein a driver element (8) cooperates with a catch element (12) at least along a switching path of the switching device (20) and wherein at least a movement of the guide means (4a, 4b), the driver elements (8) are separated from the catch elements (12).

Description

The invention relates to a device for moving a first furniture part relative to a second furniture part with the features of the preamble of claim 1 and a piece of furniture with such a device.

From the field of furniture construction is already known a variety of devices with which furniture parts can move relative to each other on a given path. For example, many are provided for moving movement of drawers and similar furniture drawer on a furniture body. This z. B. move a drawer comfortably in a closed position or drive out of such a, such guide devices are often equipped with ejection or collection facilities. Because these usually also include a rear derailleur for locking a closed position, they are referred to below as switching devices.

Depending on the aspect ratios of a movable furniture part, such as a drawer, there is a greater or lesser risk of jamming of the furniture in the guide means whereby the movement obstructed and possibly a guide system can be damaged. For a uniform distribution of drive and closing forces such devices are preferably provided on two sides of movable furniture elements. For a uniform pull-out movement of opposite sides of a z. B. drawer can z. B. several z. B. ground mounted racks on gears that are coupled to a common rotary shaft synchronized. However, such synchronization devices require some space and possibly even occasional cleaning and maintenance.

Object of the present invention is to provide a device that allows for a comparatively small footprint reliable opening and closing a movable furniture part.

The object of the invention is achieved by a device having the features of claim 1.

Preferred and advantageous embodiments of the invention are presented in the subclaims.

The invention is based on a device for moving a first furniture part relative to a second furniture part, the device comprising two spaced-apart guide devices in which switching devices are provided. With the switching devices while a closed position of the furniture part can be specified. In addition, connecting means for a coupled switching movement of the switching device between the guide means are provided.

The essence of the invention is that a guide element is provided on the guide devices that catch elements for the driver elements are present, wherein movements of the catch elements are coupled, wherein a driver element cooperates with a catch element at least along a switching path of the switching device and wherein at least over a movement, in particular a pull-out movement of the guide means, the driver elements are separated from the catch elements.

When installing guide devices is generally paid attention that z. B. left and right-side guide devices and their switching devices are mounted and adjusted symmetrically. In use, forces on the furniture part can act asymmetrically and lead to an offset between switching elements. The invention is based on the experience that a synchronization between switching devices, for example, a left and a right guide device of a z. B. drawer in many cases only in the range of the switching path of the switching devices, in particular for switching operations for locking and unlocking the closed position is required. It is sufficient if an interaction of the driver elements and the catch elements is essentially limited to the range of the switching path and synchronization elements such as the driver elements and the coupled catch elements in the region of a pull-out outside the switching path no influence on movements of the furniture parts to each other.

This offers the advantage that the first furniture part can be moved over a usually longer path of a pull-out movement without the influence of synchronizing elements and thus without their friction contribution, while movements on both sides of interacting switching elements are coupled over a comparatively short switching path. Because a synchronizing coupling is provided substantially in the region of a switching path, the catch elements and the entrainment elements can be formed comparatively compact.

The guide means may comprise two or more rails and may be used as e.g. B. full extension be executed. The switching devices may include opening devices, in particular ejection devices, for example touch-latch devices. Units, be. Furthermore, it is possible that the switching devices are closing devices, in particular automatic feed units. In this case, the switching devices can support switching operations with which the first furniture part can be unlocked from a predetermined closed position. Likewise, the first furniture part with the switching devices in a predetermined closed position of the switching operations can be locked.

Preferably, the switching device is designed such that the switching path for a switching operation is comparatively short compared to the path of a pull-out movement. As a result, a comparatively compact construction of the driver and catch elements is advantageously possible.

Bearing means for at least one of the catch elements preferably comprise an attachment element for attachment to a guide device, in particular to a switching device. This advantageously facilitates a mounting and adjustment of the device according to the invention.

Due to manufacturing tolerances, the switching devices on both sides of a movable furniture part relative to the direction of movement of a pull-out can be offset from each other with an attachment of the guide means to the furniture parts. In order to be able to compensate for positional deviations, for example, with respect to movement-limiting stops, the switching devices preferably have one or more positionable parts. In order to transfer positional corrections also to synchronizing elements, in particular to at least one of the catching elements, it is preferred that the attaching element can be fixed to a positionable part of the switching device. With the positionable part, a closing position can be adjustable on the switching device. Furthermore, a positionable part of the adaptation to z. B. a switching path and z. B. serve a switching position of the switching device.

As a case, the z. B. is provided for the protection of moving parts, is relatively stable and usually provides a plurality of mounting positions, the positionable part of the switching device is preferably a housing which surrounds at least in particular a part of the switching device.

Furthermore, it is preferred that the attachment element is detachably attachable. It can be z. B. be prepared for attaching the Anbringelements a carcass rail. In particular, the attachment element is attachable without tools, whereby a subsequent installation of the catch elements is more easily possible.

The catch element can, for. B. have a lever which can be folded by a driver. In a preferred embodiment of the invention, the catching element comprises a turntable because a relatively reliable and stable catching area for a driving element can be formed thereon.

Preferably, a catch slot for the driver element is provided in the catch element, so that the driver element is relatively easy to manufacture and attach, z. B. as a hook or z. B. as Mitnehmerstift.

This comparatively strongly offset movements of the driver elements between z. B. two sides are synchronized, it is preferred that the catching slot has a section at a catch position of the catching element, which runs parallel to the movement of the driver element. This can ensure that upon activation of a Fangelements of a driver element, the driver element of the other side is also already in the respective catch element.

Preferably, the first movement-limiting stops are formed on the catch element and on the bearing means, with which a catch position of Fangelements can be specified. In this case, the catching element can be acted upon by a spring force which can hold the catching element in a catching position. Preferably, spring elements and the attacks on catch elements are several guide devices, for. B. on both sides of a z. As drawer, available to increase the reliability of synchronization.

Furthermore, it is preferred that at least one movement-limiting stop is formed on the catch element and on the bearing means, with which movement of the catch element can be limited if the catch element entrains the catch element during a switching movement. As a result, in particular when the catch element is under spring force, it can be avoided that the catch element can leave the catch element in a position which makes it impossible for the catch element to retract again into the catch element.

Preferably, a switching position of at least one of the switching devices is adjustable parallel to the travel movements of the first furniture part. It is likewise preferred that a closing position and / or a switching path of at least one switching device can be set parallel to the travel movement of the first furniture part. This allows the switching devices to z. B. motion-limiting elements, for example, stops, adjust and positional differences z. B. the guide devices compensate advantageous due to manufacturing tolerances.

A furniture with a device according to the invention in at least one of the above embodiments is comparatively reliable to use and thereby advantageously increases the safety of use.

The invention is explained below with reference to several embodiments with the aid of drawings.

Show it:

1 Perspective view of a piece of furniture with a guide system according to the invention,

2 Perspective view of the synchronization device 5 a guide system according to the invention,

3 perspective view of a capture unit,

4 perspective view of a detail of a guide system according to the invention,

5 perspective view of a detail of a guide system according to the invention,

6 schematic, perspective view of a section of a guide system,

7 schematic, perspective view of a bearing block,

8th schematic, perspective view of a guide device with catching unit,

9 schematic, perspective view of a catching unit and a switching device.

In 1 is a section of a piece of furniture 1 shown in the form of a drawer compartment. A back wall element 2a , a left and a right side wall element 2 B and 2c , a floor element 2d and two in the region of an upper edge of the side wall elements 2 B and 2c attached cross connections 2e and 2f surround a space intended for a drawer (not shown).

That through the plate elements 2a to 2f limited tray is with a guide system according to the invention 3 equipped, consisting of a left-side guide device 4a , a right-side guide device 4b and a synchronization device 5 consists.

In 2 are several parts of the synchronization device 5 shown in detail. A left-side catching unit 6a and a right side catching unit 6b are over a coupling shaft 7 connected with each other. Each of the fishing units 6a . 6b includes a catch element 12 that with a pintle 15 in a warehouse block 11 is rotatably mounted. About a coupling piece 9 is the pintle 15 torsionally rigid to the coupling shaft 7 connected so that rotational movements of z. B. left-side fishing unit 6a or its catchments 12 without delay on the catch element 12 the z. B. right-side capture unit 6b are transferable.

The 3 shows a left-side catching unit 6a a guide system according to the invention 3 , The catching unit has a storage block 11 the on a mounting plate 14 is attached. For attaching the mounting plate to a left-side guide device 4a has the mounting plate 14 two holes 14a on, with which the mounting plate 14 at a guide device 4a can be attached. With the storage block 11 is a catch element 12 with a pintle 15 rotatably mounted. The catch element 12 is designed as a cylindrical circular writing in the of the lateral surface of catch slots 13 with exception of. The pintle 15 has an asymmetrical section 15a on, with the pintle 15 torsionally rigid can be coupled to a coupling shaft.

The 4 shows a section of a guide system according to the invention 3 with a right-side guide device 4b and a right side catching unit 6b , A storage block 11 the right side catching unit 6b is with a mounting plate 14 on a carcase rail 16a the management facility 4b attached. In the warehouse block 11 is a catch element 12 with a pintle 15 rotatably mounted and a coupling piece 9 torsionally rigid with a coupling shaft 7 connected. A shop rail 16c is on the carcase rail 16a slidably mounted and guided. At the shop rail 16c is a driver 13 attached in the form of a cylindrical pin, attached to the catch element 12 into a catch slot 13 can intervene.

A left-side guide device 4a a guide system according to the invention 3 with a left-side catching unit 6a is in 5 shown. The left-side guide device 4a includes a carcass rail 16a at the one shop rail 16c slidable via an intermediate rail movable to both rails 16b slidably mounted and guided. In a rear area of the carcase rail 16a are a switching unit 20 that z. B. may be an ejection unit, and the catching unit 6a on the carcase rail 16a attached.

A leadership facility 4a a guide device according to the invention 3 is in the 5 shown in an extended state, where the intermediate and the loading rail 16b . 16c are telescopically extended. Accordingly, there is a on the drawer rail 16c mounted driver 8th , z. B. a cylindrical pin, at a distance from the catcher unit 6a , This shows that the catching unit 6a on the carcase rail 16a is attached.

In the 6 and 7 is a left-side guide device 4a a further embodiment of a guide system according to the invention 3 shown in detail. Here is a left-side catching unit 6a together with a switching device 20 with the help of a mounting plate 14 on a carcase rail 16a attached. From the carcass rail 16a Seen from the catch unit 6a and the switching unit 20 further into the interior of a furniture body (not shown) offset as a shop rail 16c , This allows the switching unit 20 and the catch unit 6a be arranged in close proximity to each other.

The catching unit 6a includes a catch element 12 and a storage block 11 on which the catch element 12 with a pintle 15 rotatable in a cylindrical recess of the bearing block 11 is stored. By a coupling piece 9 is the pintle 15 torsionally rigid with a rotary shaft 10 connected for coupling with another catching unit (not shown).

At the warehouse block 11 are stops 18 trained, in common with attacks 17 of the catchment 12 limit its rotational movements. Between the storage block 11 and the catch element 12 is a spring 19 arranged between the two parts 11 . 12 can be clamped to the catch element 12 in a catch position, at least as long as a driver 8th , which is designed here as a cylindrical pin, does not engage in the catch element.

The switching unit 20 comprises a carrier element 25 in which a cylindrical housing 23 the switching unit 20 is embedded. The location of the housing 23 is parallel to the directions of movement of the drawer rail 16c adjustable.

At the warehouse block 11 is a plate-shaped section 21 formed, at the end of which is a bore 21a located. With the help of a connecting element 22 , z. B. a pen or z. As a screw, the section 21 the catching unit 6a fixed to the housing and thus to a position of an adjustable element of the switching unit 20 be coupled. Another form of attachment of a catching unit 6a at a guide device 4a is in the 8th and 9 shown, which correspond to a further embodiment of the invention. In 8th is the view of a bottom of the left-side guide device 4a shown a carcase rail 16a and a shop rail 16c includes. At the carcase rail 16a is a switching device 20 with a housing 23 attached, through a recess 26 at the bottom of the carcase rail 16a is reachable.

From the catch unit 6a is in the 8th and 9 just a view of a bottom shown, so by the catcher unit 6a just a pintle 15 and a mounting plate 14 are recognizable. On the mounting plate 14 are two in parallel direction behind one another 14c punched out, with the hanger 14c are bulged towards the top of the mounting plate. The temples 14c are meant to be in slots 27 at the bottom of the carcase rail 16a intervene, with the hanger 14c are formed so that they pass through the slots 27 reach through and the body rail 16a can reach behind.

On the mounting plate 14 are two bars 14b and 14d formed, which are intended to be in the recess 26 at the bottom of the carcase rail 16a intervene. The jetty 14d is bent at its end twice and in opposite angles. As a result, he is trained to the recess 26 the carcass rail 16a behind, for example, a removal of the mounting plate 14 from the carcass rail 16a to prevent.

The jetty 14b the mounting plate 14 is for fixing the mounting plate 14 on the housing 23 the switching unit 20 intended. This is the case on the housing 23 two attacks 23a educated. The jetty 14b and the attacks 23a are adapted to each other so that the bridge 14b with negligible or no play between the stops 23a can intervene. The housing 23 has a threaded portion 23b on. On the threaded section 23b is a screw cap 24 with internal thread (not shown) screwed. With a screw cap 24 is a location of the housing 23 along its longitudinal axis in its attachment (not shown) and parallel to the direction of movement of the drawer rail 16c on the carcase rail 16c adjustable. By an engagement of the bridge 14b are positional settings of the housing 23 on the mounting plate 14 and thus on the capture unit 6a transferable.

In the case 23 is a tie rod 28 movably mounted and can by a z. B. in the housing 23 accommodated power storage, z. As a spring, ejected or confiscated. In the housing, a switching mechanism (not shown) may be accommodated, the z. B. specifies a closed position or a switching position. By engagement of the bridge 14b on the housing 23 is the position of the catching unit 6a directly coupled to the respective position of the closed position or switching position.

LIST OF REFERENCE NUMBERS

1

Furniture

2a

rear wall

2 B

Side wall

2c

Side wall

2d

baseplate

2e

crossmember

2f

crossmember

3

guidance system

4a

guide means

4b

guide means

5

synchronizer

6a

Fang unit

6b

Fang unit

7

coupling shaft

8th

takeaway

9

coupling

10

section bar

11

bearing block

12

catching element

13

catching slit

14

mounting plate

14a

drilling

14b

web

14c

hanger

14d

web

15

pintle

15a

coupling section

16a

cabinet member

16b

intermediate rail

16c

drawer rail

17

attack

18

attack

19

feather

20

switching device

21

attachment section

21a

drilling

22

connecting element

23

casing

23a

attack

23b

threaded portion

24

screw cap

25

support element

26

recess

27

slot

Claims (13)

Contraption ( 3 ) for moving a first furniture part relative to a second furniture part with two spaced guide means ( 4a . 4b ), in which switching devices ( 20 ) are provided, with the switching devices ( 20 ) a closing position of the first furniture part can be predetermined and wherein connecting means ( 5 ) for a coupled switching movement of the switching devices ( 20 ) between the management bodies ( 4a . 4b ) are provided, characterized in that at the guide means ( 4a . 4b ) each a driver element ( 8th ) is provided that catch elements ( 12 ) for the driver elements ( 8th ), whereby movements of the catch elements ( 12 ), wherein a driver element ( 8th ) each with a catch element ( 12 ) at least along a switching path of the switching device ( 20 ) and wherein at least a movement of the management devices ( 4a . 4b ) the driver elements ( 8th ) of the catch elements ( 12 ) are separated. Contraption ( 3 ) according to one of the preceding claims, characterized in that storage means ( 11 . 14 ) for a catch element ( 12 ) an attachment element ( 14 ) for attachment to one of the guide devices ( 4a . 4b ). Contraption ( 3 ) according to one of the preceding claims, characterized in that the attachment element ( 14 ) on a positionable part ( 23 ) of the switching device ( 20 ) is fixable. Contraption ( 3 ) according to one of the preceding claims, characterized in that the positionable part ( 23 ) of the switching device ( 20 ) is a housing. Contraption ( 3 ) according to one of the preceding claims, characterized in that the attachment element ( 14 ) is releasably attachable. Contraption ( 3 ) according to one of the preceding claims, characterized in that the catching element ( 12 ) comprises a turntable. Contraption ( 3 ) according to one of the preceding claims, characterized in that the catch element ( 12 ) a catch slot ( 13 ) for the driver element ( 8th ) is trained. Contraption ( 3 ) according to one of the preceding claims, characterized in that the catch slot ( 13 ) at a catch position of the catchment ( 12 ) has a portion which is parallel to the movement of the driver element ( 8th ) runs. Contraption ( 3 ) according to one of the preceding claims, characterized in that the catch element ( 12 ) and at the storage facilities ( 11 . 14 ) first movement limiting stops ( 17a . 18a ) are formed, with which a catch position of Fangelements ( 12 ) can be specified. Contraption ( 3 ) according to one of the preceding claims, characterized in that the catching element ( 12 ) is acted upon by a spring force which the catch element ( 12 ) can hold in a catch position. Contraption ( 3 ) according to one of the preceding claims, characterized in that the catch element ( 12 ) and at the storage facilities ( 11 . 14 ) at least one movement-limiting stop ( 17 . 18 ) is formed, with which a movement of Fangelements ( 12 ) is limited, if the driver element ( 8th ) the catch element ( 12 ) with a switching movement entrains. Contraption ( 3 ) according to one of the preceding claims, characterized in that a switching position of at least one of the switching devices ( 20 ) is adjustable parallel to driving movements of the first furniture part. Furniture ( 1 ) with a device ( 3 ) according to one of the preceding claims.

Images