Be used for the adjusting drive unit furniture turnover door, that have the installation insurance device that is used for empty regulating arm
Technical field
The present invention relates to a kind of adjusting drive unit, have at least one regulating arm and one that is used to drive the turnover door of furniture and be used for spring assembly that regulating arm is loaded, wherein be provided with installation insurance device with the regulating arm of the sky that turnover door also is not installed thereon, be used to limit the opening speed of empty regulating arm, wherein the installation insurance device has first locking member that at least one supports movingly.
In addition, the invention still further relates to a kind of furniture with adjusting drive unit of described type.
Background technology
This adjusting drive unit for example is used for, and regulates the furniture turnover door that is hinged on the regulating arm that can swingingly support between the open position that the upright position and of the cabinet lattice in a sealing furniture body moves upward.In order to compensate the weight of turnover door, be provided with a spring assembly or gas pressure accumulator, wherein can adjust to the weight of the turnover door that needs motion selectively with acting on torque on the regulating arm.In other words, when the furniture turnover door is heavier, provide very high torque conduct to be used for the pretightning force of regulating arm.But when the furniture turnover door also is not hinged on the regulating arm, then have very big such danger, promptly regulating arm is released consumingly owing to the spring assembly of loading effect, and may make installation personnel be subjected to serious injury thus.Installation insurance device by the regulating arm of known a kind of being used for of WO 2006/069412 A1 " sky " of the applicant, the furniture turnover door also is not installed on the regulating arm of described sky, and described installation insurance device has the buckling and locking device or the check mechanism of the opening speed that is used to limit empty regulating arm.
Summary of the invention
The objective of the invention is, propose a kind of adjusting drive unit with installation insurance device that starts described type, the salient point of this adjusting drive unit is reliable functioning and to the reduction of structural cost.
Realize like this in a favourable form of implementation according to purpose of the present invention, promptly, below the swing speed of predesignating of regulating arm, can guide first locking member along a control curve part, this moment, regulating arm was can be free-moving basically, first locking member lifts from described control curve part when surpassing the described swing speed of predesignating of regulating arm at least partly, first locking member can releasably lock with second locking member mutually thus, thereby regulating arm can be fixed in its relative swing position.
In other words, basic design of the present invention is, Zhi Cheng first locking member for example move along a control curve part during the oscillating motion of regulating arm with the guide finger that sets to this locking member, so the swing speed of regulating arm is in below the swing speed of predesignating movingly.On the contrary when the time above the described swing speed of predesignating of regulating arm, described first locking member, preferably described guide finger is because the moulding of control curve part and because the intrinsic inertia of this locking member is no longer followed the shape of predesignating of described control curve part, thus, described first locking member lifts and realizes thus the kayser of first locking member and second locking member from described control curve part.Be locked in its relative swing position with immediately effect regulating arm by this way, thus, the risk of grievous injury installation personnel and any possible article damaged minimize too fast motion.
Described first locking member can comprise that one can be provided with at least one latch elements according to this lever of embodiment, for example the latch elements of kayser tooth pattern around the lever of rotation axis oscillating ground supporting.Described kayser tooth can lock with the corresponding teeth portion that is provided with on second locking member or constitute when surpassing the described swing speed of predesignating of regulating arm dividually.
Can set according to one embodiment of present invention, described control curve part constitutes at least partly near zigzag or approaching corrugated.Suitable in this case is, first locking member lifts motion by the peak realization that is formed by zigzag or corrugated control curve part when surpassing the described swing speed of predesignating of regulating arm.
When regulating arm moved below critical opening speed, then guide finger moved along the control curve part with the contact of fit (continuing) basically.On the contrary when surpassing the critical opening speed of regulating arm, guide finger lifts and causes kayser with the second corresponding locking member from the control curve part by being arranged on peak on the control curve part or " diving tower (Sprungschanze) ".
First locking member only abuts on the control curve part just enough under gravity loads in principle.But for the switching characteristic realizing determining also maybe advantageously, can first locking member be pressed to the control curve part by a mechanical spring or the effect that constitutes flexible element.But the power of spring is determined lessly, thereby can form the locking immediately between locking member and the regulating arm.
Furniture according to the present invention is characterised in that it has the adjusting drive unit of described type.
Description of drawings
By means of the back description of accompanying drawing is illustrated other details of the present invention and advantage.Wherein:
Fig. 1 illustrates the phantom drawing of the furniture of the adjusting drive unit with the rising campaign that is used to regulate turnover door,
Fig. 2 illustrates the lateral view according to an embodiment of adjusting drive unit of the present invention,
Fig. 3 a, 3b illustrate according to the phantom drawing of the adjusting drive unit of Fig. 2 with and the thin portion view that amplifies,
Fig. 4 a, 4b illustrate to have to be in and are the phantom drawing of the furniture of the adjusting drive unit of clamping state and the thin portion view of amplification thereof,
Fig. 5 a, 5b illustrate have the adjusting drive unit that is in the clamping state with the similar view of Fig. 4 a, 4b,
Fig. 6 a, 6b illustrate an embodiment of the adjusting drive unit of the clamping state that is in the supporting member that is cushioned that is used for locking member,
Fig. 7 a, 7b illustrate the embodiment according to Fig. 6 a, 6b that is in the clamping state,
Fig. 8 a, 8b illustrate and be in the not solution of reversing of the drive unit of clamping state on kinematics,
Fig. 9 a, 9b illustrate the embodiment according to Fig. 8 a, 8b that is in the clamping state,
Figure 10 illustrates an embodiment who regulates drive unit, has the control curve part as the integral part of control cam,
Figure 11 a, 11b illustrate the phantom drawing that the another kind with leverage is regulated drive unit, and wherein locking member acts between two levers of leverage.
The specific embodiment
Fig. 1 illustrates the phantom drawing of the embodiment of a cabinet type furniture 1, wherein is provided with according to adjusting drive unit 4 of the present invention in order to drive the movable turnover door of raising 3.Regulate on the inboard of vertical sidewall opposite each other that drive unit 4 is separately fixed at furniture body 2.In order to make turnover door 3 move to open position or move along opposite direction from fastening position, be provided with at least one regulating arm 5, this regulating arm can swingingly be bearing on the matrix of regulating drive unit 4 on the one hand, is in turnover door 3 on the other hand to be articulated and connected.Turnover door 3 occupies the position of perpendicular in the final position of closing.
Fig. 2 illustrates the lateral view according to the embodiment of adjusting drive unit 4 of the present invention.Regulate drive unit 4 and comprise a spring assembly 6, this spring assembly can be bearing on the point of rotation B on the matrix A with moving.6 pairs of spring assemblies are bearing in the middle lever 7 loading effects on the point of rotation S, and wherein the application point 8 on middle lever 7 can move by an adjusting device 9.The change of the spacing of the point of rotation S by the application point 8 that causes thus and middle lever 7 also obtains the lever ratio that changes except the initial tension of spring that changes.The optionally torque on the unshowned here regulating arm 5 of corrective action of the corresponding weight of the turnover door 3 that can move as required by adjusting device 9 thus remains on any basically swing position automatically thereby turnover door 3 can overcome gravity.At middle lever 7 upper supports one pressure roller 10, this pressure roller moves can being bearing on the adjustment profile 11a of the control cam 11 on the point of rotation P one during the oscillating motion of regulating arm 5.The regulating arm 5 that is used to turnover door 3 is moved shown in Figure 1 can be connected preferred phase clamping by the coupling connection parts 13 of control cam 11 with unclamping with described control cam.
First locking member 14 of one lever 14a form constitutes important component part of the present invention, and this lever can swingingly be bearing on the axis of rotation M.Lever 14a has the outstanding guide finger 15 of a side direction, can support movably along a control curve part 16 that is arranged on (integral body) arc/bending on the rotatable control cam 11 during the oscillating motion of the unshowned here regulating arm 5 of this guide finger.Can see, control curve part 16 has near zigzag or corrugated distribution tendency, wherein guide finger 15 lifts from control curve part 16 by the peak that is formed by zigzag or corrugated control curve part 16 when surpassing the swing speed of predesignating of regulating arm 5, lever 14a can be with its latch elements 18 and second locking member 19 thus, particularly with the 19a of the tooth portion clamping mutually of second locking member, thereby the motion of revolvable control cam 11 (and also having regulating arm 5 thus) is stopped.When regulating arm 5 moves lentamente controllably (being exactly this situation when particularly having hinged turnover door 3), the guide finger 15 of lever 14a slides along control curve part 16, can not lift significantly at this moment.Therefore, when the swing speed of regulating arm 5 hangs down, can between first locking member 14 and second locking member 19, not form clamping yet.
Fig. 3 a illustrates the phantom drawing according to the adjusting drive unit 4 of Fig. 2, and Fig. 3 b is illustrated in the view of the amplification in the zone that marks among Fig. 3 a.Fig. 3 a illustrates the spring assembly 6 with compression spring in parallel, and described spring assembly is in the middle lever 7 loading effects of application point 8 place's opposing connections one axis of rotation S supporting.For the torque of corrective action on regulating arm 5, be provided with an adjusting device 9, the position of the application point 8 in the middle of can changing by this adjusting device on the lever 7.Lever 7 has a pressure roller 10 in the middle of described, and this pressure roller can move on the adjustment profile 11a of control cam 11 during the oscillating motion of regulating arm 5.Adjustment profile 11a is made of the outer surface of control cam 11 in the embodiment shown.
In Fig. 3 b, for the sake of clarity, removed the covering of control cam 11.Having second locking member 19 of the 19a of its tooth portion and the axis of rotation P of rotatable control cam 11 supports coaxially.Can also see the lever 14a that is provided with, has its integrally formed latch elements 18 for locking, described latch elements has a plurality of kayser teeth in the embodiment shown.Can also see the control curve part 16 that has near zigzag distribution tendency well, thereby the guide finger 15 that the side direction of lever 14a is outstanding can be lifted by formed peak 17a, 17b when surpassing the opening speed of regulating arm 5, thus the latch elements 18 of lever 14a can with the 19a of the tooth portion clamping mutually of second locking member 19.
Fig. 4 a illustrates the phantom drawing of the furniture 1 that has the adjusting drive unit 4 that is installed on the furniture body 2, wherein shows spring assembly 6, the middle lever 7 of regulating arm 5 loading effects and sets revolvable control cam 11 to regulating arm 5.When turnover door 3 shown in Fig. 4 a also was not hinged on the regulating arm 5, then regulating arm 5 can pop up consumingly by the spring assembly 6 that plays the loading effect.For this uncontrolled motion of opening, be provided with installation insurance device with described locking mechanism.The guide finger 15 of lever 14a is directed along the control curve part 16 with peak 17a, 17b between 5 moving periods at regulating arm.If regulating arm 5 slowly and controllably moves, then can between the 19a of tooth portion of the lever 14a and second locking member 19 clamping not take place yet.
Fig. 5 a and Fig. 5 b illustrate and Fig. 4 a and the similar view of Fig. 4 b, and difference is that regulating arm 5 is opened between moving period by locking at it now.When surpassing the swing speed of predesignating of regulating arm 5, the guide finger 15 of the lever 14a that can swingingly support is upspring by peak 17a, 17b, the 17c of control curve part 16, thus the 19a of the tooth portion clamping mutually of the kayser tooth of lever 14a and second locking member 19.In order to discharge locking, must be by the user along direction pushing regulating arm 5 towards fastening position, this moment, lever 14a unclamped from locking member 19 again owing to gravity.
Fig. 6 a illustrates a kind of like this possibility,, prevents that latch elements 18 is unintentionally from the last resilience of the 19a of tooth portion of second locking member 19 that is.Can see the axis of rotation M that can be bearing in the inside of slotted hole guide part of lever 14a with moving.Also be provided with a buffer element 20 in described slotted hole guide part, this buffer element constitutes duroplasts in the embodiment shown.Fig. 6 b illustrates the zoomed-in view of using the circle area surrounded among Fig. 6 a.Shown in the accompanying drawing locking to regulating arm 5 do not exist.
Fig. 7 a and Fig. 7 b illustrate the embodiment according to Fig. 6 a and Fig. 6 b, wherein have lever 14a and the clamping between the control cam 11 of point of rotation P supporting that can swingingly support.Particularly shown in Fig. 7 b, the buffer element of being made by duroplasts 20 is compressed under the state of this clamping.The latch elements 18 that can prevent lever 14a by this way effectively flicks from the 19a of tooth portion of second locking member 19.Certain described buffer element 20 also can replace by at least one mechanical spring element, and described spring element makes it possible to movable and cushioned the axis of rotation M of ground supporting lever 14a.
Fig. 8 a and detail drawing Fig. 8 b illustrate scheme opposite on the locking mechanism kinematics.Different with Fig. 2 to Fig. 7, first locking member 14 that has the lever 14a form of axis of rotation M is arranged in the zone of revolvable control cam 11.On the contrary, on the zigzag control curve part 16 present preferred not movable parts 21 that preferably are provided with or are formed on the matrix A that regulates drive unit 4.The guide finger 15 of lever 14a have control, when moving slowly with control curve part 16 sawtooth snugly (constantly) contact.When the regulating arm 5 on can being arranged on coupling connection parts 3 surpassed critical swing speed, then guide finger 15 was upspring from control curve part 16, thus the latch elements 18 of lever 14a can with the corresponding teeth portion clamping mutually of not movable part 21.The view of the amplification of Fig. 8 b illustrates and is in the not lever 14a of clamping state.
Fig. 9 a and Fig. 9 b illustrate the clamping position of lever 14a, and wherein latch elements 18 is halved together with the corresponding teeth portion of not movable part 21.
Figure 10 illustrates an optional embodiment of regulating drive unit 4.Can see the lever 14a that is provided with for locking, this lever also is bearing on the point of rotation M.The outstanding guide finger 15 of side direction is set on the free end of lever 14a, the short of critical swing speed that reaches regulating arm 5, then described guide finger is directed along control curve part 16.Can see that control curve part 16 constitutes as the part of control cam 11 integral body.Control curve part 16 can be come out by punching press (sanction) in the control cam 11 in simple mode.Second locking member 19 is configured to (having) and the kayser curve part of controlling curve part 16 stacks/additional (ü berlagern) in the embodiment shown.Described kayser curve part has a plurality of branched portion 22a-22d, and guide finger 15 can move in the described branched portion when surpassing described critical swing speed, thus can lock adjustment arm 5.
Figure 11 a and an optional embodiment of regulating drive unit 4 is shown according to the thin portion view of Figure 11 b.Substitute the rotatable control cam 11 that adopts so far, be provided with a pure leverage 24, be used to make regulating arm 5 motions.The spring assembly 6 that is hinged on the point of rotation B loads at application point 8 opposing connection axle C turning-bar 23 supporting, that both arms are.Application point 8 on the turning-bar 23 can change by adjusting device 9.Turning-bar 23 loads a quadric chain (Gelenkviereck) by a lever 23a.Described quadric chain comprises hinge bar 25a and the 25b that is bearing in point of rotation D and E place.Utilize the mobile jib 26 of described two articulated jib 25a and 25b one longitudinal extension to be connected on jointed shaft F and the G.The mobile jib 26 of described longitudinal extension moves out opening between moving period, and moves in parallel with respect to itself at this moment.The basic function of this adjusting drive unit 4 is known according to prior art, does not need here it is elaborated.Importantly, a locking member 14 acts between hinge bar 25b and control lever 27.The locking member 14 of lever 14a form is bearing on the hinge bar 25b at point of rotation M place.Can see guide finger 15 by the thin portion view according to the amplification of Figure 11 b, this guide finger can be essentially zigzag control curve part 15 guiding along one.Second locking member 19 constitutes the kayser curve part with the branched portion that is used for guide finger 15, described guide finger 15 can move into described branched portion when surpassing the opening speed of predesignating of regulating arm 5, and regulating arm 5 can be locked in its relative position with respect to the matrix A that regulates drive unit 4 thus.The principle of work and power of control curve part 16 that has the kayser curve part of stack and branched portion 22a-22d is in principle with identical at embodiment illustrated in fig. 10.
Embodiment shown in principle of the present invention is not limited only to, but can comprise or extend to all flexible program and technical equivalents in the protection domain of the claim of back.The position description of in manual, selecting for use, for example upper and lower, side direction etc., also relate to the normal mounting position of the member that is adopted and relate to shown in accompanying drawing, and the new position of reasonably migrating when changing in the position.The installation insurance device of being advised constitutes here, makes this installation insurance device all work in each swing position (also comprising the side and the crown) of regulating drive unit 4.This is very important, rotates or inclination through regular meeting because have the furniture main body 2 of adjusting drive unit 4 mounted thereto in advance.Because also be not hinged on the regulating arm 5 at this stage furniture turnover door 3, the possibility that injury takes place is very high.First locking member 14 also can have the shape of hammer, and wherein Chui principal arm is bearing on the axis of rotation M, and two hammer tips on the one hand can with control curve part 16, can recline mutually with second locking member 19 on the other hand.Also can save the setting of guide finger 15 by this structure.