CN101368463A

CN101368463A - Actuating mechanism for a pivotably mounted actuating arm

Info

Publication number: CN101368463A
Application number: CNA200810166294XA
Authority: CN
Inventors: K·布吕斯特勒
Original assignee: Julius Blum GmbH
Current assignee: Julius Blum GmbH
Priority date: 2004-07-14
Filing date: 2005-04-27
Publication date: 2009-02-18
Also published as: ES2348490T3

Abstract

The invention relates to an actuating mechanism (1) for a swivel-mounted actuating arm (2), especially for driving a lid (3) of an item of furniture. Said mechanism comprises a spring device (5) including a biased actuating element (13) and a translatory mechanism (7) which translates the movement of the actuating element (13) into a swiveling movement of the actuating arm (2). Said translatory mechanism (7) comprises at least one adjusting device (8) for varying the translation ratio between the movement of the actuating element (13) and the swiveling movement of the actuating arm (2).

Description

The operating mechanism of the control arm of rotatable supporting

Originally dividing an application is to be 200580023584.3 based on application number, and the applying date is on April 27th, 2005, and what the Chinese patent application that denomination of invention is " operating mechanism of the control arm of rotatable supporting " proposed divides an application.

Technical field

The present invention relates to a kind of operating mechanism of control arm of rotatable supporting, be used in particular for driving the lid of a furniture, it comprises that one has spring assembly and a transmission mechanism of a spring-loaded operating element, and this transmission mechanism changes the motion of operating element into control arm rotatablely move.

Background technology

Such operating mechanism is according to the known many forms of implementation of prior art and be preferred for lid or the overhead door of furniture, it is bearing in the rotating shaft of a level, makes it from fastening position to an enable possition or motion in the opposite direction and lid is remained on a definite position.One such lid holder is for example known by DE 26 53 106, and it has two control arms, and they are loaded by a spring assembly.The cam portion of two different formations on a control arm moves on a bearing surface of the second control arm.US 5 904 411 discloses the further exploitation of a technology, and it illustrates a lid holder and a swivelling cover, and wherein a spring-loaded operating element is directly connected in a rotatable control arm via the linking arm of a rigidity.Wherein the translational motion of operating element changes rotatablely moving of control arm into, and control arm makes furniture lid move in enable possition or fastening position again.German laid-open document DE 101 45 856 discloses a kind of flype for cupboard, and wherein a spring-loaded operating element moves on the manipulation profile of a cam, and this cam is connected in again a control arm to promote furniture lid.

Although above-mentioned each document has favourable technological improvement, for example one fact proved it is disadvantageous.Because it proves, in the application of the heavy furniture lid to be moved of difference, always there is same damping process.Wherein lighter furniture lid is subject to promotion or the damping the same with heavier furniture lid, therefore can not guarantee favourable pushing course or a damping process according to different furniture lid weight.

Summary of the invention

Therefore the object of the invention is, avoid the above-mentioned shortcoming of prior art.

This reaches in a favourable form of implementation like this according to the present invention, and transmission mechanism has at least one adjusting device in order to change the gearratio between the rotatablely moving of the motion of operating element and control arm.

Gearratio is defined as the operating element displacement of passing by especially with respect to the ratio of the corner of control arm.DE 101 45 856 for example forms and has one and move or open the variable gearratio of displacement via close stance owing to handling the shaped form of profile, but it is predetermined regularly by handling profile.The present invention's adjusting devices with an independent setting different from it, it allows the accurate and controlled adjustment of gearratio.Gearratio is so variable, so that a kind of and same operating mechanism is available for favourable motion or the damping of different heavy furniture lids.

A favourable scheme of the present invention draws like this, transmission mechanism has the middle lever of a rotatable support, and it is loaded by spring-loaded operating element on the one hand and preferably via a pinch roller, is close to form or the manipulation profile that arranges on control arm on the other hand.Thereby the middle lever by rotatable support can change lever ratio and change the gearratio from executive component to control arm, and a stepless adjustment is wherein preferably set.Can meet object in this respect, the position of the application point of spring-loaded operating element on middle lever is adjustable, mutagenic whereby lever ratio.In this respect also can be advantageously, the distance of the application point of spring-loaded operating element and the rotating shaft of middle lever is adjustable.

In order to realize spring assembly, there is different possibilities.Wherein form of implementation can form like this, and spring assembly comprises the extension spring that at least two or more preferred parallel arrange.In another favourable form of implementation of the present invention, also can set, spring assembly comprises the stage clip that at least two or more preferred parallel arrange.Can certainly comprise such spring assembly, it comprises at least one extension spring and at least one stage clip.Spring assembly can be hingedly to support, to can make its deflection with balance tension.Therefore also can advantageously change or adjust along the biasing force of operating element direction.As spring assembly, also can advantageously adopt an air pressure memory (Gasdruckspeicher).

According to another form of implementation, set, on middle lever, arrange or form a mobile device, borrow the application point of its capable of regulating operating element.By this mobile device, can change as follows the biasing force of spring assembly, change and respectively turn heart position to each other.By consequent lever ratio, can make operating mechanism be matched with different sizes or the weight of movable furniture lid.Wherein can advantageously form like this form of implementation, mobile device comprises a bar or threaded rod, along it, supports movably the application point of operating element.

Another favourable form of implementation of the present invention draws like this, in the middle of lever there is a slide rail, along its bootable spring-loaded operating element.For example also can in slide rail, arrange one preferably to the curve shape forming away from that side of spring assembly, borrow it can change bias voltage or its indicatrix scope of spring assembly.The adjustability reaching by this working range or spring force scope can be determined gearratio in predetermined slide rail with controlling.

Advantageously set, transmission mechanism has at least two adjusting devices, in order to change the gearratio between the rotatablely moving of the motion of operating element and control arm.Can meet object in this respect, two independent adjusting devices are set so that coarse adjustment or fine tuning gearratio.

The feature of device of the present invention is a kind of have mobilizable furniture parts of an operating mechanism of the present invention, particularly furniture lid.

Accompanying drawing explanation

Referring to accompanying drawing by the description of figure being illustrated in greater detail to other details and advantage of the present invention.Wherein:

Fig. 1 a, 1b mono-have the furniture body of an operating mechanism of the present invention at the sectional view schematically illustrating of fastening position and the thin B of portion in Fig. 1 a, and wherein spring assembly is configured to stage clip group;

Operating mechanism in Fig. 2 a, 2b Fig. 1 a, 1b is in a semi-open position and the thin A of portion in Fig. 2 a;

The thin portion C of the operating mechanism of Fig. 3 a, 3b Fig. 1 a, 1b or Fig. 2 a, 2b in enable possition and Fig. 3 a;

Fig. 4 a, 4b mono-are positioned at lateral view and the phantom drawing of another form of implementation of the operating mechanism of enable possition, and wherein spring assembly is configured to extension spring group;

Lateral view and the phantom drawing of operating mechanism in Fig. 5 a, 5b Fig. 4 a, 4b in semi-open position;

Operating mechanism lateral view and phantom drawing in the closed position in Fig. 6 a, 6b Fig. 4 a, 4b or Fig. 5 a, 5b;

Lateral view and the phantom drawing of the operating mechanism of the gearratio that comprises change of Fig. 7 a, 7b Fig. 4 a, 4b to Fig. 6 a, 6b;

The different application possibility of Fig. 8 a-8d, 8a '-8d ' operating mechanism of the present invention;

Fig. 9 a, 9b mono-comprise a stage clip group as spring assembly by the view of the exploded view of the signal of operating mechanism of the present invention and assembled state;

Figure 10 a, 10b mono-comprise an extension spring group as spring assembly by the view of the exploded view of the signal of operating mechanism of the present invention and assembled state;

The upwards flype that comprises an operating mechanism of the present invention of Figure 11 a, 11b mono-example is at the lateral view of fastening position and the thin C of portion in Figure 11 a;

The upwards thin portion B of flype in semi-open position and Figure 12 a in Figure 12 a, 12b Figure 11 a, 11b;

The upwards thin portion A of flype in enable possition and Figure 13 a in Figure 13 a, 13b Figure 11 a, 11b or Figure 12 a, 12b;

Figure 14 a, 14b be of the present invention comprises another embodiment of an adjustable actuated element;

The embodiment in Figure 15 a, 15b Figure 14 a, 14b with the gearratio of raising;

Embodiment in Figure 16 Figure 14 and Figure 15 is separated from each other figure;

Figure 17 a-17c has two for changing the phantom drawing of another embodiment of the adjusting device of gearratio;

The thin portion of the embodiment of Figure 18 a, 18b Figure 17 a to 17c and the lateral view with the backplate removing;

View in Figure 19 a, 19b gearratio coarse adjustment process;

View in Figure 20 a-20c gearratio fine tuning process;

The exploded view of Figure 21 a, 21b transmission mechanism and the detail drawing of amplification;

Figure 22 another embodiment that comprises the lever of two connections that are hinged of the present invention;

The phantom drawing of embodiment in Figure 23 Figure 22;

The lateral view of embodiment in Figure 24 a, 24b Figure 22 and Figure 23, comprises in full open position and the turning arm in a semi-open position.

The specific embodiment

Fig. 1 a illustrates the in the closed position embodiment schematically illustrating of an operating mechanism 1 of the present invention, and it comprises that one can be around the lid 3 of a horizontal axis deflection, and Fig. 1 b illustrates the enlarged drawing of the thin B of portion in Fig. 1 a.This operating mechanism 1 is fixed on the vertical inwall of a furniture body 4 via a suspension arrangement 15.Operating mechanism 1 has the control arm 2 of a rotatable supporting, its be provided with hinged lever 2 ', 2 " with so that cover 3 and move between an enable possition and a fastening position.Spring assembly 5 is configured to stage clip group in an illustrated embodiment, and it comprises at least one or more preferably stage clip of parallel connection.The operating element 13 of 5 pairs of mobile-bearings of spring assembly applies a power, and it points to the direction of covering 3.Therefore operating element 13 moves point-blank corresponding to the load of spring assembly 5.One transmission mechanism 7 changes the rectilinear motion of operating element 13 into one and rotatablely moves, and it reloads control arm 2 so that cover 3 motions.Transmission mechanism 7 comprises an adjusting device 8, for changing the gearratio between the rotatablely moving of the rectilinear motion of operating element 13 and control arm 2.Shown in figure in transmission mechanism 7 there are middle levers 9 for 14 supportings around the shaft, it is loaded by spring-loaded operating element 13 on one side, and another side is close to the manipulation profile 12 of that form on a control arm 2 or setting via a pinch roller 11.On the end of control arm 2, with the form of a curved control cam 10, form or arrange and handle profile 12.Controlling cam 10 is bearing in rotating shaft 17 and when lid 3 motion and pinch roller 11 engagements.In the middle of making thus, lever 9 is by 14 deflections around the shaft along clockwise direction of spring-loaded operating element 13, as this illustrates in following figure.

Fig. 2 a illustrates operating mechanism 1 in Fig. 1 a, 1b in a semi-open position, and Fig. 2 b illustrates the enlarged drawing of the thin A of portion in Fig. 2 a.Operating mechanism 1 comprises a spring assembly 5, and it is configured to stage clip group.Shown in figure medi-spring device 5 compare partial relief with the spring assembly in Fig. 1.At the control cam 10 that turns the heart 17 upper supports, on pinch roller 11, roll, make to be thus rotated in a clockwise direction by spring-loaded operating element 13 at the middle lever 9 that turns the heart 14 upper supports.The thrust of pinch roller 11 on manipulation profile 12 is on the one hand by the clamping force of spring assembly 5 and by controlling cam 10 or handling profile 12 with respect to the Relative position determination of pinch roller 11.

Fig. 3 a illustrates the operating mechanism 1 of Fig. 1 a, 1b or Fig. 2 a, 2b in enable possition, and Fig. 3 b illustrates the enlarged drawing of the thin C of portion in Fig. 3 a.The stage clip of spring assembly 5 is substantially in a lax state, but now all the time middle lever 9 applied to a definite power, thereby furniture can be covered to 3, remains on each position arbitrarily at least a portion of rotate path.In Fig. 1 to 3, by adjusting device 8, do not change gearratio for clarity, because application point 6 is not in the interior movement of slide rail 18.

Fig. 4 a and Fig. 4 b schematically illustrate lateral view and the phantom drawing of another embodiment of the present invention.Spring assembly 5 is different from Fig. 1 to 3, is configured to extension spring group.Shown in the operating element 13 that loads of figure medi-spring along guide rod 51, support movably.The push rod 54 of 13 pairs of dish types of spring-loaded operating element loads, and this push rod is lever 9 in the middle of its other end is connected in.Here importantly, push rod 54 is not connected with spring suspension 55, that is the push rod 54 of dish type leads movably after spring suspension 55.Middle lever 9 can be rotated to support in its rotating shaft 14, and wherein spring assembly 5 applies a power along counter-clockwise direction to middle lever 9 via push rod 54.Control arm 2 (thereby and a unshowned lid 3) shown in figure in enable possition.Control arm 2 can be rotated to support in rotating shaft 17 and has one and comprises the control cam 10 of handling profile 12.Pinch roller 11 is handled on profile 12 by defeating of spring assembly 5.If control arm 2 now moves downward, handle profile 12 and roll on pinch roller 11, thus lever 9 14 deflections along clockwise direction around the shaft in the middle of making.Also make thus push rod 54 be moved to the left and to shown in the direction of arrow A promote gradually spring-loaded operating element 13 left, so back-moving spring device 5.Spring suspension 55 supports position substantially regularly by two pins 53, makes it be merely able to carry out small backlash compensation by the guide rail 52 of two long hole shapes.Substantially also can be completely fixed spring suspension 55 is set.But because guide rod 51 is bearing in rotating shaft 16 actively with respect to suspension arrangement 15, by long hole shape guide rail 52, can realize the compensating motion of spring suspension 55.For adjusting the adjusting device 8 of gearratio, comprise bar 19 or a threaded rod at middle lever 9 upper supports, along it, support movably the application point 6 of push rod 54.

Fig. 5 a and Fig. 5 b illustrate operating mechanism 1 in Fig. 4 a, the 4b semi-open position in control arm 2.Can find out, at the middle lever 6 of rotating shaft 14 upper supports by the closing movement deflection along clockwise direction of control arm.By this motion, also make the push rod 54 of dish type continue to be moved to the left with hinged spring-loaded operating element 13 thereon.The spring of back-moving spring device 5 gradually in this process, produced simultaneously power presses to pinch roller 11 the manipulation profile 12 of control arm 2.The large I of this power is specified to by the adjustability of gearratio the weight that makes its balance lid 3, thereby on preferred any position of rotation of control arm 2, keeps covering 3.

Fig. 6 a and Fig. 6 b illustrate operating mechanism 1 in Fig. 4 a, 4b or Fig. 5 a, the 5b fastening position completely in control arm 2 (thereby with a unshowned lid 3).Closing movement by control arm 2 makes still to continue deflection along clockwise direction at the middle lever 9 of rotating shaft 14 upper supports.Therefore from now, make the dish type that can not find out the push rod 54 fixed supported spring suspensions 55 in shift position after, thereby spring-loaded operating element 13 with respect to guide rod 51 in outmost terminal location, thereby the tension of the spring of spring assembly 5 in a maximum.In Fig. 4 to 6, by adjusting device 8, do not change gearratio for clarity, because application point 6 is not mobile with respect to the position of bar 19.

Fig. 7 a and Fig. 7 b illustrate the operating mechanism 1 as the extension spring group of spring assembly 5 that comprises in Fig. 4 a, 4b to 6a, 6b.In described figure, by application point 6, the adjustment on middle lever 9 changes gearratio, and this realizes by the adjusting device 8 on middle lever 9.Application point 6 is bearing on a bar 19 movably, and wherein said bar 19 is preferably designed for threaded rod.For corrective action point 6, a preferably gear of a drive is set, it can be adjusted by hexagonal 26.Described travelling gear 25 and idler gear 27 engagements, this idler gear 27 is non-rotatably connected with threaded rod 19.Application point 6 moves via a unshowned pin 28 in connector 20, wherein sells 28 and is provided with internal thread.The rotation of hexagonal 26 makes the rotation of travelling gear 25, and this travelling gear makes idler gear 27 motions of non-rotatably supporting with threaded rod 18, and wherein the rotation of threaded rod makes to establish the Height Adjustment of female pin 28.By the adjusting device of the gapless for migration point 6 and gap minimum, realize thus the Worm Wheel System of self-locking.The adjustment of hexagonal 26 can certainly be without instrument ground for example by realizing by manually operated milled screw.Wherein application point 6 also can be guided movably in the inside of slide rail 18.Slide rail 18 also can have curve shape or bending, thereby can change thus the bias voltage of spring assembly 5 and change its indicatrix scope.The position changing by application point 6 provides other lever ratio, because also change the mutual alignment of each center of rotation.Shown in figure in, the position of the movement by application point 6 reduces roller 11 at the pressure of adjusting on profile 12, be conducive to thus light furniture lid 3 motion and can be according to its weight buffering.

Fig. 8 a-8d or Fig. 8 a '-8d ' illustrate the different application possibility of operating mechanism 1 of the present invention.Each figure illustrates respectively the lateral view of furniture body 4, and a furniture lid 3 of upwards opening is set respectively thereon.The fastening position of furniture lid 3 is shown respectively by the upper row of Fig. 8 a-8d, and by figure below of Fig. 8 a '-8d ' be illustrated in one in upturning lid in Fig. 8 a ', upwards flype, Fig. 8 c ' in Fig. 8 b ' rise one in lid and Fig. 8 d ' upwards rotatable cover in an enable possition.

Fig. 9 a and Figure 10 a illustrate the operating mechanism (stage clip group) of Fig. 1 to 3 or the exploded view of the operating mechanism 1 (extension spring group) in Fig. 4 to 6, and Fig. 9 b and Figure 10 b illustrate the state of the assembling of corresponding operating mechanism 1.Operating mechanism 1 is arranged on furniture body 4 via a suspension arrangement 15.Threaded rod 19 is fixedly connected to an idler gear 27 through an articulated joint 29 and rotation.Also can find out pin 28, it has an internal thread and is arranged in contiguous block 20.Threaded rod 19 embeds in the screw thread of pin 28, realizes whereby operating element 13 along the displacement of the axial direction of threaded rod 19.For two levers 2,2 ' with being connected an accessory 21 be set of lid 3.

Figure 11 a illustrates the upwards flype lateral view in the closed position that comprises an operating mechanism 1 of the present invention of an example, and Figure 11 b illustrates the enlarged drawing of the thin C of portion in Figure 11 a.Operating mechanism 1 is fixed on the vertical sidewall of a furniture body 4 via a suspension arrangement 15.On the control arm 2 of its rotatable support, a furniture lid 3 is arranged on a pin joint 22.3 rotating shafts 24 via a level of furniture lid be articulated with cap member 3 '.For cap member 3 ' have with respect to the rotary setting one of furniture body 4 hinge 23 of at least two hinge stop parts, it allows rotatablely moving around the axis of a level.Figure 12 a, 12b illustrate operating mechanism 1 in a semi-open position, and Figure 13 a, 13b illustrate operating mechanism 1 in enable possition.Wherein form of implementation can form like this, makes control arm 2 apply a torque via at least a portion of swing offset, and it allows to cover 3,3 ' rest on each position arbitrarily between enable possition and fastening position.

Figure 14 a and Figure 14 b illustrate according to the lateral view of the operating mechanism of another embodiment of the present invention 1.Control arm 2 in Figure 14 a the position in opening a little and in Figure 14 b in a position of further opening.Operating mechanism 1 is fixed on the vertical sidewall of a furniture body via a suspension arrangement 15.Spring assembly 5 can be rotated to support in the fixing rotating shaft in a position 16.This spring assembly 5 comprises a stage clip group, and it applies a power to the direction of controlling the manipulation profile 12 of cam 10 to operating element 13.Operating element 13 is different from the rectilinear motion shown in Fig. 1 to 13 and implements an oscillating motion.Shown in figure in transmission mechanism 7 comprise two levers 33,33 ', they rotatably with position be bearing in regularly each one turn the heart 34,34 ' on.Two levers 33,33 ' between the actuated element that can be adjusted by user 32 is set, its location positioning is displaced to the gearratio of the corner of control arm 2 from operating element.If by actuated element 32 this two lever 33,33 ' between continue to adjust downwards, operating element 13 can continue to move right.Thereby also strengthen the expansion displacement of groups of springs 5 and strengthen its sphere of action with this.Lever 33 ' its away from turn the heart 34 ' end there is a pinch roller 11.It is pressed towards the manipulation profile 12 of controlling cam 10.Control cam 10 is rotatably bearing in regularly it with position and turns on the heart 17.Control cam 10 and arrange or be formed on the end of control arm 2, borrow the one lid 3 can be to enable possition or fastening position motion.

Figure 14 a is shown for Figure 15 a and Figure 15 b or Figure 14 b comprises further the embodiment of the actuated element 32 of adjustment downwards.Adjustment by from actuated element 32 to the direction that turns the heart 34 of lever 33, can make operating element 13 further move right, and consequently improves the expansion displacement of spring assembly 5 and improves gearratio.Can according to the position of actuated element 32, adjust gearratio in a simple manner thus.At least one slotted hole 36 of lever 33 ' have in an illustrated embodiment.Can guide actuated element 32 therein.By means of clamping screw 35, realizing it fixes.But can be connected in the installation that realizes actuated element 32 on the lever 33 of operating element 13 equally well.

Figure 16 illustrates the separated figure of the embodiments of the invention in Figure 14 a, 14b or Figure 15 a, 15b.Can find out two levers 33,33 ', its position is fixing turn the heart 34,34 ' with respect to suspension arrangement 15 dislocations arrange.Lever 33 ' a have slotted hole 36, wherein clamping screw 35 is through lever 33 ' and actuated element 32 make its clamping.The length of slotted hole 36 is determined the upper and lower bound of gearratio.

Figure 17 a illustrates another embodiment of the present invention, and Figure 17 b and 17c illustrate respectively the detail drawing of amplification.The operating element 13 that is applied power by spring assembly 5 engages with control arm 2 via a middle lever 9 and control cam 10.Set in this embodiment, transmission mechanism 7 has at least two adjusting

device

8a and 8b, and in order to change the gearratio between the rotatablely moving of the motion of operating element 13 and control arm 2, and this illustrates in Figure 17 b or 17c.The position of the fulcrum on middle lever 9 by adjusting

device

8a and 8b capable of regulating operating element 13, can accurately determine gearratio whereby.Middle lever 9 positions are bearing in fixed and rotatablely and turn on the heart 40.Advantageously set, gearratio can differently change by least two adjusting device 8a and 8b.Form of implementation can form so in this respect, and adjusting device 8a supplies the fine tuning for gearratio for the coarse adjustment for gearratio or adjusting device 8b.Thereby can accurately adjust the position of the fulcrum of operating element 13 on middle lever 9 and also can accurately adjust gearratio by adjusting device 8a and 8b.Figure 17 c illustrates the detail drawing of the amplification in the transitional region between operating element 13 and middle lever 9 in Figure 17 b.The adjusting device 8a that is provided for coarse adjustment comprises a tooth bar 37 being connected with middle lever 9.Embed therein the element 38 that (unshowned) that can be adjusted by user has at least one latch 39.In the backlash that the rotation of adjusting device 8a is risen latch 39 from the backlash of tooth bar 37 and shift-in is adjacent.Fine tuning device 8b comprises an eccentric wheel 30, wherein advantageously sets, and the adjusting range of eccentric wheel 30 is corresponding to the space width of tooth bar 37, thereby can realize the gapless adjusting range of the position of the fulcrum of operating element 13 on middle lever 9.

The transmission mechanism 7 that Figure 18 a illustrates Figure 17 a or Figure 17 b fixing lateral view on suspension arrangement 15.Figure 18 b illustrates same transmission mechanism 7 does not have backplate, thereby can find out inner part.Spring-loaded operating element 13 is bearing on middle lever 9 adjustablely.Middle lever 9 can be rotated to support on one and turns on the heart 40.Control arm 2 is in full open position, thereby can make to control the interlocking that cam 10 departs from pinch rollers 11.In the tooth bar 37 that arranges on lever 9 in the middle of the latch 39 that belongs to adjusting device 8a is embedded in or form.Adjusting device 8a is for the coarse adjustment for gearratio.Adjusting device 8b same purpose is to tooth bar 37, and wherein an eccentric wheel 30 changes the position of the fulcrum of operating element 13 on middle lever 9.Adjusting device 8b is for the fine tuning for gearratio.

Figure 19 a illustrates gearratio by means of the coarse adjustment of a screw screwdriver 41, and Figure 19 b illustrates the detail drawing of the amplification of Figure 19 a.In order to change the position of the fulcrum of operating element 13 on middle lever 9, utilize screw screwdriver 41 operation adjustment device 8a.Thereby for can be best different sizes balanced its different weight of balanced lid 3, in the power of controlling the manipulation profile 12 of cam 10, must be adjustable.Its latch of rotation by adjusting device 8a rolls on tooth bar 37, and operating element 13 rises when turning over 45 ° from the gear teeth and latch 39 turns over 90 ° of embeddings again later at adjusting device 8a.

Figure 20 a illustrates gearratio by means of the fine tuning of a screw screwdriver 41, and Figure 20 b and Figure 20 c illustrate respectively the detail drawing of amplification.After the coarse adjustment of describing in carrying out as Figure 19 a, 19b, screw screwdriver 41 is placed on adjusting device 8b.Via above-mentioned eccentric wheel 30, realize the fine tuning of this gearratio.The adjusting range of eccentric wheel 30 is preferably corresponding to the space width of the gear teeth of tooth bar 37.The power adjustment stepless by the combination one of coarse adjustment and fine tuning is possible.

Figure 21 a illustrates the exploded view of the adjustable transmission mechanism 7 of two-stage in Figure 17 to 20, and Figure 21 b illustrates the detail drawing of amplification.The operating element 13 being loaded by spring assembly 5 is via pin 42 (adjusting device 8a) and utilize eccentric wheel 30 (adjusting device 8b) to be engaged in movably tooth bar 37.Pin 42 stretches out by adjustable element 38, and at least one latch 39 is set on element 38.Stretch out in eccentric wheel 30 hole 43 by tooth bar 37 under assembled state.Rotation by pin 42 and eccentric wheel 30 can accurately change gearratio by stepless power adjustment.The front end of lever 9 in the middle of one backplate 44 forms.

Figure 22 illustrates the lateral view of another embodiment of the present invention.Replace one to handle profile 12, operating element 13 is via at least two levers that are hinged 31,31 ' be connected in control arm 2.For the adjustment of gearratio, the position of the fulcrum of operating element 13 on one of lever 31,31 ' is at least changeable.By Figure 17 to 21 known

adjusting device

8a, 8b, be used for coarse adjustment or the fine tuning of gearratio.By adjusting

device

8a, 8b, can make operating element 13 move along surface 49.Impact noise in order to prevent or at least to reduce to produce when the closing cap 3, can arrange a buffer 47.Can for example adopt a straight buffers here, its its away from lid a side bearing on a flange 48.Buffer 47 has a baffle plate 46 at its front end, and it is when closing cap 3 and lug 45 co-operatings that arrange on control arm 2 or form.By lug 45, make a piston rod that is connected in baffle plate 46 be moved into the inside of buffer.Be advantageously provided in this respect a fluid cylinder, but substantially also can use all other for example, according to the known buffer 47 of prior art (rotary buffer).

Figure 23 illustrates the phantom drawing of the embodiment in Figure 22.Hinged two levers 31 in the outside of lever 31 ', 31 ", they are connected in control arm fixing in rotating shaft 17 2.The manipulation of adjusting

device

8a, 8b causes the position of operating element 13 on the surface 49 of lever 31 to change.When closing cap 3, lug 45 presses to the baffle plate 46 of snubber 47, and now buffering ground is through covering 3 last shutoff stroke.

Figure 24 a and Figure 24 b illustrate the lateral view of the embodiment in Figure 21 or Figure 22, wherein control arm 2 in Figure 24 a in full open position and in Figure 24 b in a semi-open position.For in the full open position at control arm 2, avoid with lever 31 ', 31 " collision, two levers 31 ', 31 " on a groove 50 is set.At the interior swing hinge that can hold at least in part the rotating shaft 17 of control arm 2 of groove 50.

Example shown in the present invention is not limited to, and comprise or extend to whole modification or technology equivalence, they can be included in the effective range of all claims.The position description of selecting in same manual, such as above, below, side etc. relate to the common installation site of operating mechanism 1 or relate to Direct function description and shown in figure and by meaning, forward new position to while changing in a position.Shown in each accompanying drawing in as lever solution, realize operating mechanism 1.But can imagine equally and likely, adopt a gear scheme.Can advantageously, operating mechanism 1 of the present invention be arranged on the two sides of a cupboard-style furniture equally.Shown in each figure shown in translational motion or the oscillating motion of spring-loaded operating element 13.But within the scope of the invention, also can, by the oscillating motion of the gyration of operating element 13 (for example, by a torsionspring) handling maneuver arm 2, wherein by adjusting device 8, provide the accurate and definite adjustment of gearratio.And the present invention sets, even can be by operating mechanism 1 complete lattice of the present invention in the same manner that is without symmetrical member, or be applied on the two side (left/right) of a furniture when its identical formation.

Claims

1. the operating mechanism for the control arm of rotatable supporting, be used in particular for driving the lid of a furniture, this operating mechanism comprises that one has spring assembly and a transmission mechanism of spring-loaded operating element, and this transmission mechanism changes the motion of operating element into control arm rotatablely move; Wherein, transmission mechanism (7) has at least one adjusting device (8), in order to change the gearratio between the rotatablely moving of the motion of operating element (13) and control arm (2), it is characterized in that, described adjusting device has a buffer (47), and this buffer cushions the closing movement of described lid.

2. according to operating mechanism claimed in claim 1, it is characterized in that, transmission mechanism (7) has the middle lever (9) of a rotatable supporting, and it is loaded by spring-loaded operating element (13) on the one hand and preferably via a pinch roller (11), is close to one at manipulation profile (12) the upper formation of control arm (2) or that arrange on the other hand.

3. according to the operating mechanism described in claim 1 and 2, it is characterized in that, the position of the application point (6) of spring-loaded operating element (13) on middle lever (9) is adjustable.

4. according to operating mechanism claimed in claim 3, it is characterized in that, the application point (16) of spring-loaded operating element (13) is adjustable from the distance of the rotating shaft (14) of middle lever (9).

5. according to one of claim 1 to 4 described operating mechanism, it is characterized in that, spring assembly (5) comprises the extension spring that at least two or more preferred parallel arrange.

6. according to one of claim 1 to 5 described operating mechanism, it is characterized in that, spring assembly (5) comprises the stage clip that at least two or more preferred parallel arrange.

7. according to one of claim 1 to 6 described operating mechanism, it is characterized in that, spring assembly (5) preferably relative furniture body (4) is bearing on a pin joint (16).

8. according to one of claim 2 to 7 described operating mechanism, it is characterized in that, on middle lever (9), arrange or form a mobile device, by the application point (6) of this mobile device capable of regulating operating element (13).

9. according to operating mechanism claimed in claim 8, it is characterized in that, mobile device comprises a bar (19), supports movably the application point (6) of operating element (13) along this bar.

10. according to operating mechanism claimed in claim 9, it is characterized in that, bar (19) is preferably configured to threaded rod, and a travelling gear (25) maintains static the idler gear (27) supporting and acts on this threaded rod on threaded rod via one.

11. according to one of claim 2 to 10 described operating mechanism, it is characterized in that, middle lever (9) has slide rail (18), along the bootable spring-loaded operating element of this slide rail (13).

12. according to one of claim 1 to 11 described operating mechanism, it is characterized in that, operating element (13) is implemented rectilinear motion (Fig. 1-13).

13. according to one of claim 1 to 11 described operating mechanism, it is characterized in that, operating element (13) is implemented oscillating motion (Figure 14-16).

14. according to one of claim 1 to 13 described operating mechanism, it is characterized in that, transmission mechanism (7) has at least two adjusting devices (8a, 8b), in order to change the gearratio between the rotatablely moving of the motion of operating element (13) and control arm (2).

15. according to the operating mechanism described in claim 14, it is characterized in that, by adjusting device (8a, 8b) capable of regulating operating element (13) position of the fulcrum on lever (9) in the middle of.

16. the operating mechanism according to described in claims 14 or 15, is characterized in that, can differently change gearratio by described at least two adjusting devices (8a, 8b).

17. according to one of claim 14 to 16 described operating mechanism, it is characterized in that, an adjusting device (8a) is provided for the coarse adjustment of gearratio.

18. according to the operating mechanism described in claim 17, it is characterized in that, adjusting device (8a) for coarse adjustment has a tooth bar (37), embeds one by the adjustable element with at least one tooth (39) (38) of user in this tooth bar.

19. according to one of claim 14 to 18 described operating mechanism, it is characterized in that, at least another adjusting device (8b) is provided for the fine tuning of gearratio.

20. according to the operating mechanism described in claim 19, it is characterized in that, for the adjusting device (8b) of fine tuning, comprises at least one eccentric wheel that can be operated by user (30).

21. the operating mechanism according to described in claim 20, is characterized in that, the adjusting range of eccentric wheel (30) is corresponding to the space width of tooth bar (37).

22. according to one of claim 1 to 21 described operating mechanism, it is characterized in that, operating element (13) is connected in control arm (2) via at least two levers that are hinged (31,31 ').

23. according to the operating mechanism described in claim 22, it is characterized in that, the position of the fulcrum of operating element (13) at least one lever (31,31 ') is changeable.

24. according to one of claim 1 to 23 described operating mechanism, it is characterized in that, described buffer (47) is straight buffers.

25. according to one of claim 1 to 24 described operating mechanism, it is characterized in that, described buffer (47) has a fluid cylinder.

26. according to one of claim 1 to 25 described operating mechanism, it is characterized in that, described buffer (47) has a piston rod, and this piston rod is moved into the inside of buffer (47) in cushion stroke.

27. according to one of claim 1 to 26 described operating mechanism, it is characterized in that, described buffer (47) has a rotary buffer.

28. according to one of claim 1 to 27 described operating mechanism, it is characterized in that, described buffer is arranged on the suspension arrangement (15) of a preferred plate shape, and described operating mechanism can be fixed on the vertical inwall of furniture body (4) via this suspension arrangement.

29. according to the operating mechanism one of claim 1 to 28 described, it is characterized in that, a baffle plate (46) is set on control arm (2), and this baffle plate is handled buffer (47) when the closing of lid.

30. according to one of claim 1 to 29 described operating mechanism, it is characterized in that, described buffer (47) forms dividually with driving the spring assembly (5) of described lid.

31. have the particularly device of a furniture lid of a mobilizable furniture parts, comprise that one according to one of claims 1 to 30 described operating mechanism.