CN101686759A

CN101686759A - Furniture drive

Info

Publication number: CN101686759A
Application number: CN200880023984A
Authority: CN
Inventors: I·加瑟
Original assignee: Julius Blum GmbH
Current assignee: Julius Blum GmbH
Priority date: 2007-07-24
Filing date: 2008-05-15
Publication date: 2010-03-31
Anticipated expiration: 2028-05-15
Also published as: JP2010534090A; WO2009012507A1; EP2170122A1; AT505562B1; JP5451609B2; AT505562A1; CN101686759B; US20100090571A1

Abstract

The invention relates to a furniture drive with a drive unit (1) having an electric motor (2), a pull-out guide for drawers, a chassis track (10), a middle track (11) and a drawer track (12). The middle track (11) and the drawer track (12) are mechanically interconnected and forcibly controlled. The drive unit (1) drives the middle track (11).

Description

Furniture drive

Technical field

The present invention relates to a kind of furniture drive, comprise driver element, a drawer pull-out guide device with motor, this drawer pull-out guide device comprises furniture body guide rail, intermediate rail and drawer guideway, hereinto between guide rail and drawer guideway mechanically force control mutually.

Background technology

This furniture drive is for example learnt by EP 1 323 363 A1.The problem that the furniture drive that illustrates there has is to construct relatively largely.So it is being fixed on the back side of furniture body between two drawer pull-out guide devices usually.Yet worth expectation is for various reasons, and a kind of furniture drive is provided, and it constitutes so compactly, makes it can directly be fixed on the drawer pull-out guide device.For example can in a job step, realize in the unit that is installed in structure of drawer pull-out guide device and furniture drive in this case.Can find out thus, in the zone of the dorsal part of furniture body and to keep be empty to the space between drawer pull-out guide device.

Summary of the invention

The objective of the invention is, a kind of furniture drive of feature of the preamble with claim 1 like this is provided.

The furniture drive of the feature of this purpose by having claim 1 is realized.

Realizing by the measure that limits in the characteristic of claim 1 that furniture drive only needs to be fixed on the semi-open path of the drawer on the drawer guideway activates.This allows the make of very compact furniture drive.

Other embodiment preferred of the present invention is by drawing in the dependent claims.

Description of drawings

Draw other advantage and details by means of accompanying drawing and affiliated description of drawings.This illustrate:

Fig. 1 a, 1b are illustrated under the situation that cover plate is installed or removes cover plate the embodiment according to the driver element of furniture drive of the present invention with perspective view,

Fig. 2 illustrates as at Fig. 1 a with parts explosion, the driver element shown in the 1b,

Fig. 3 drawer pull-out guide schematic representation of apparatus can be found out the formation of the driving-chain between conductor rope pulley and drawer guideway from this schematic diagram,

Perspective view and the detail drawing of the embodiment of Fig. 4 a, 4b drawer pull-out guide device, this drawer pull-out guide device have fixing furniture drive thereon,

Fig. 5 a, 5b be at the front view and the detail drawing of the drawer pull-out guide device shown in Fig. 4 a, the 4b,

Fig. 6 a to 6c is for another perspective view and the detail drawing of Fig. 4 and Fig. 5, and

Fig. 7 a, 7b are for another perspective view and the detail drawing of Fig. 4 and Fig. 5.

The specific embodiment

Be noted that earlier employing not only can open and can close displaceable furniture parts (for example furniture is renovated, drawer) according to furniture drive of the present invention.This reaches by reversible motor in shown embodiment.

The compact structure of the driver element 1 that drives according to furniture of the present invention that Fig. 1 a is clearly shown that, what wherein can find out in Fig. 1 a is, in the left side is the shell of motor 2, and be one section output shaft 4 in the lower right side, this output shaft be parallel to the shell of motor 2 and on side direction the next door at motor extend.The driving shaft 3 of motor 2 (its in Fig. 1 a itself in invisible) extends along imaginary axis 3 '.Output shaft 4 extends along imaginary axis 4 '.Regulation in this embodiment, thereby imaginary axis 3 ', 4 ' and on side direction, stagger ground and extending parallel to each other of driving shaft 3 and output shaft 4.

In Fig. 1 b, removed shell 12, so that can find out transmission device 5.The concrete structure of driver element 1 shows with the parts explosion of Fig. 2.

Driving-chain is from motor 2, and this motor has a driving shaft 3.Driving shaft 3 is connected with the side with sound insulation (Schallentkopplung) of a tooth embedding shaft coupling 14.The opposite side of tooth embedding shaft coupling 14 is connected with a screw rod 15.Shown gear 16-19 constitutes the decelerator 6 of transmission device 5.Wherein screw rod 15 is engaged in the gear 16, gear 16 and gear 17 anti-being bearing on the axle 20 with being rotatably connected.Axle 20 itself is bearing between the case member 21,22.Gear 17 and gear 18 engagements, described gear 18 is engaged to again in the gear 19.Be noted that, the rotational motion of carrying out around vertical axis of screw rod 15 is transformed into rotational motion around horizontal axis by gear 16-18, carries out rotational motion and on stagger ground and be parallel to original vertical axis and extend of this this vertical axis around vertical axis on side direction again at this gear 19.Gear 18 also is bearing between the case member 21,22 by axle 23.The distance piece 5 of form of sleeve is set between gear 19 and another case member 24.After decelerator 6, a safety clutch 7 and a slipping clutch (Freilaufkupplung) 8 that constitutes by thrust bearing 27 and member 28 is set in driving-chain, this slipping clutch can be by brake 29 brakings.Pass through output (Abtrieb) 26 and safety clutch 7 actings in conjunction at this transmission device 6.Fixing output shaft 4 on slipping clutch 8.On output shaft 4, be fixed on the conductor rope pulley 30 of unshowned pull rope 9 among Fig. 2, realize driving force furniture drive 1 transmission further away from each other by this conductor rope pulley.

Another trend of the schematically illustrated driving-chain of Fig. 3 waits to be fixed on furniture body guide rail 10 on the furniture body, intermediate rail 11 and one and drawer drawer guideway 12 to be connected for one shown in it.Intermediate rail 11 and drawer guideway 12 are in known manner by forcing control device to be connected to each other, so that the motion of intermediate rail 11 causes the corresponding sports of drawer guideway 12.Force control device to be included in the pull rope 32 that extends between two rollers 31 at this, one of them drivening piece 33 is connected securely with pull rope 32.This drivening piece 33 connects with drawer guideway 12 by a male part 34.Another drivening piece 42 is connected securely with pull rope 32.This drivening piece 42 itself is connected (referring to Fig. 7 b) securely by tongue piece (Zunge) 43 with furniture body guide rail 10.

The driving of intermediate rail 11 is via extending with its drivening piece that firmly is connected 35, and this drivening piece is connected with pull rope 9 in addition securely, can be driven by conductor rope pulley 30 at this pull rope 9.Extend through deflecting roller 36 again at this pull rope 9, this deflecting roller does not drive function.

Thereby the driving force of driver element 1 also passes on the drivening piece 35 by conductor rope pulley 30 and pull rope 9 and passes on the intermediate rail 11 from output shaft 4.Intermediate rail 11 seesaws according to furniture body guide rail 10 ground that the traffic direction of pull rope 9 is parallel to fixed-site thus.Intermediate rail 11 this move through force control device (member 31-34,42 and 43) thus be delivered on the drawer guideway 12 and be delivered on the drawer that is connected with drawer guideway 12 (in Fig. 3 not shown go out).Drawer also can by furniture drive 1 in furniture body the position of closing fully and the position of opening fully between at random move around.

Fig. 4 a and 4b show two displacement measuring devices, and it is made of potentiometer 37 and adjustment element 38 on the one hand, and is made of potentiometer 39 and gear mechanism 40 on the other hand.The signal of described displacement measuring device can flow to unshowned control or the adjusting device that is used for furniture drive, can carry out the control or the adjusting of furniture drive according to this signal at this.At first can realize contact-blocking function (Touch-Latch-Funktion), that is to say in case by one of described displacement measuring device detect furniture parts (is drawer at this) by moving that the user causes, control or adjusting device just activate the driver element 1 of furniture drive.

The position that is connected and therefore can determines intermediate rail 11 at the adjustment element 38 of this first displacement measuring device by member 41 with intermediate rail 11.Because drawer guideway 12 is connected with intermediate rail 11 by forcing control device, so also can determine the position of drawer guideway 12 indirectly.For the unlatching of drawer, this can be applicable to contact-locking-function.After distance given in advance, make adjustment element 38 and member 4 separately.

For contact-locking-function, when closing, can use second displacement measuring device.The potentiometer 39 of second displacement measuring device is connected with output shaft 4 by gear mechanism 40, and therefore also can determine the position of drawer guideway 12.

Fig. 5 a and 5b are illustrated in the view of drawer pull-out guide device from seeing previously.

Fig. 6 a-6c illustrates drawer guideway 12 and is in part and pulls out (greatly about the centre position) under the state.Therefore also can find out intermediate rail 11 partly.Can find out deflecting roller 31 (referring to Fig. 3) and the pull rope 32 of forcing control device especially.Can find out deflecting roller 36 and pull rope 9 among this external Fig. 6 b on the left side, described deflecting roller is fixed in the furniture body guide rail 10.

Fig. 7 a-7b be illustrated in that drawer guideway 12 is withdrawn fully and intermediate rail withdrawal situation fully under drawer pull-out guide device.In Fig. 7 b, can find out another deflecting roller 31 of forcing control device especially.What can find out in addition is that drivening piece 42 is arranged on the tongue piece 43 that is connected with furniture body guide rail 10.

Claims

1. furniture drive, it comprises:

Driver element with motor,

Drawer pull-out guide device, this drawer pull-out guide device comprises furniture body guide rail, intermediate rail and drawer guideway, wherein intermediate rail and drawer guideway are mechanically positively controlled mutually,

It is characterized in that driver element (1) drives intermediate rail (11).

2. according to the furniture drive of claim 1, it is characterized in that, described motor (2) has driving shaft (3), this driving shaft connects with the output shaft (4) of driver element (1), and wherein output shaft (4) almost is parallel to driving shaft (3) is arranged on motor (2) with extending on side direction next door.

3. according to the furniture drive of claim 1 or 2, it is characterized in that driver element (1) has transmission device (5), wherein said transmission device (5) has decelerator (6) and/or safety clutch (7) and/or slipping clutch (8).

4. according to the furniture drive of one of claim 1-3, it is characterized in that driver element (1) is connected constantly with intermediate rail (11).

5. according to the furniture drive of claim 4, it is characterized in that driver element (1) connects with intermediate rail (11) by pull rope (9).

6. according to the furniture drive of one of claim 2-5, it is characterized in that, motor (2), transmission device (5) and output shaft (4) are provided with in this wise in case of necessity, make the longitudinal length of driver element (1) be drawn by the longitudinal length of motor (2) basically.