CN104912421A - Damping and hovering structure of furniture tilt-up door - Google Patents
Damping and hovering structure of furniture tilt-up door Download PDFInfo
- Publication number
- CN104912421A CN104912421A CN201510321226.6A CN201510321226A CN104912421A CN 104912421 A CN104912421 A CN 104912421A CN 201510321226 A CN201510321226 A CN 201510321226A CN 104912421 A CN104912421 A CN 104912421A
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- Prior art keywords
- gear
- linking arm
- hovering
- damper
- hinged
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Links
- 238000013016 damping Methods 0.000 title claims abstract description 76
- 230000001154 acute effect Effects 0.000 claims abstract description 59
- 230000000694 effects Effects 0.000 claims description 77
- 238000002955 isolation Methods 0.000 claims description 31
- 239000000725 suspension Substances 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000003139 buffering effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 230000007306 turnover Effects 0.000 abstract description 2
- 239000000758 substrate Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D3/00—Hinges with pins
- E05D3/06—Hinges with pins with two or more pins
- E05D3/16—Hinges with pins with two or more pins with seven parallel pins and four arms
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
- E05F1/08—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings
- E05F1/10—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance
- E05F1/12—Mechanisms in the shape of hinges or pivots, operated by springs
- E05F1/1246—Mechanisms in the shape of hinges or pivots, operated by springs with a coil spring perpendicular to the pivot axis
- E05F1/1269—Mechanisms in the shape of hinges or pivots, operated by springs with a coil spring perpendicular to the pivot axis with a traction spring
- E05F1/1276—Mechanisms in the shape of hinges or pivots, operated by springs with a coil spring perpendicular to the pivot axis with a traction spring for counterbalancing
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F5/00—Braking devices, e.g. checks; Stops; Buffers
- E05F5/02—Braking devices, e.g. checks; Stops; Buffers specially for preventing the slamming of swinging wings during final closing movement, e.g. jamb stops
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D3/00—Hinges with pins
- E05D3/06—Hinges with pins with two or more pins
- E05D3/16—Hinges with pins with two or more pins with seven parallel pins and four arms
- E05D2003/163—Horizontal pivot-axis
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/20—Application of doors, windows, wings or fittings thereof for furniture, e.g. cabinets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
Abstract
A damping and hovering structure of a furniture tilt-up door comprises a fixing seat, a spring, a connecting arm component and a retaining element. The connecting arm component at least comprises a first connecting arm, a second connecting arm and a middle arm; the first connecting arm and/or the second connecting arm is hinged to the fixing seat, the middle arm is hinged to the fixing seat and/or the retaining element, and the retaining element is opened and closed on the fixing seat in a turnover manner under the action of the spring; a damping and hovering unit is arranged on the retaining element and comprises a hovering damper and a pushing element; when the retaining element is opened and closed within a certain acute angle range, the hovering damper is at the initial position and basically does not generate damping force; when the retaining element is opened and closed beyond the certain acute angle range, the middle arm acts on the hovering damper through elasticity of the spring and/or loading capacity of the retaining element, the hovering damper generates damping force, and elasticity of the spring and/or loading capacity of the retaining element is offset through the damping force, so that the retaining element can hover anytime when being opened and closed beyond the certain acute-angle range.
Description
Technical field
The present invention relates to a kind of furniture tilt-up door, specifically a kind of damping hovering structure of furniture tilt-up door.
Background technology
Chinese patent literature number is that CN202039710U discloses a kind of Upturning door hinge on November 16th, 2011, curved end and the substrate of the first cursor of this structure are rotatably connected, curved end and the substrate of the second cursor are rotatably connected, can simultaneously with the first cursor, the two ends that second cursor straight end separately coincides with above-mentioned linking arm together respectively with the first cursor, second cursor straight end is separately rotatably connected, linking arm is positioned at the first cursor, between second cursor, the free end of the curved end of the first cursor and the motion bar of gas bar is hinged, the fixed bar of gas bar is movable to be connected on substrate, substrate is also provided with has impact portions, with the elastic device of described bight elastic collision after the second cursor rotates.It is said, this structure can reduce noise, the closing motion of cabinet door or to open motion more flexible, and cabinet door, in motion process, is integral translation campaign, and common cabinet door can be avoided may to collide the situation of head; But, this Upturning door hinge only realizes buffer damping by elastic device, closing motion or power when opening motion cannot reach uniform effect, and this elastic device frictional force when the hinged opening and closing of tilt-up door is large, noise is high, tilt-up door can be closed because of deadweight reason again after opening certain angle automatically, can not meet the user demand of user.Therefore, further improvement is necessary.
Summary of the invention
Object of the present invention aims to provide a kind of simple and reasonable, safe and reliable, easily produces, easy realization, regulates quick, easy to operate, the scope of application is wide, and smooth and easy during opening and closing, to collide little, that noise is low furniture tilt-up door damping hovering structure, to overcome weak point of the prior art.
The damping hovering structure of a kind of furniture tilt-up door designed by this object, comprise holder, spring, connection arm assembly and the relatively turning opening and closing of holder gear by element, connection arm assembly at least comprises the first linking arm, the second linking arm and intermediate arm; Wherein, first linking arm and/or the second linking arm and holder hinged, intermediate arm and holder and/or keep off by element hinged, gear overturns opening and closing by element on holder by the effect of spring, it is characterized in that: gear is provided with damping suspension device by element, this damping suspension device comprises hovering damper and passes element, and hovering damper one end is connected by element with gear, the other end is connected with passing element, passes element and is connected with intermediate arm; Gear leans on element within the scope of certain acute angle during opening and closing activity, and hovering damper is in initial position and does not substantially produce damping force; Gear leans on element when the outer opening and closing activity of certain acute angle scope, the elastic force that intermediate arm passes through spring and/or the carrying force effect hovering damper kept off by element, hovering damper produces damping force and offsets the elastic force of spring by damping force and/or keep off the carrying force leaning on element, and the final gear that realizes leans on element to hover at any time during opening and closing activity outside certain acute angle scope.
Described intermediate arm one end is hinged by element with gear, the other end and the first linking arm and/or second linking arm one end hinged, first linking arm and/or the second linking arm other end and holder hinged, hovering damper one end is rotated and is arranged on gear by element, the other end is connected with passing element one end, passes the element other end and is connected by element with gear; Be provided with tortuous guide portion between described passing element and intermediate arm, the two is connected when keeping off and leaning on element opening and closing activity by tortuous guide portion; Intermediate arm passes through spring elastic force when keeping off outer by the certain acute angle scope of element opening and closing activity and/or the carrying force effect hovering damper kept off by element, hovering damper produces damping force and offsets the elastic force of spring by damping force and/or keep off the carrying force leaning on element, and the final gear that realizes leans on element to hover at any time during opening and closing activity outside certain acute angle scope.
Described passing element is provided with tortuous guide portion; Described intermediate arm sliding guidance leans on the carrying force of element to act on hovering damper downwards by the elastic force of spring and/or gear in tortuous guide portion and when gear leans on outside the certain acute angle scope of element opening and closing activity, damper generation damping force of hovering; Or described intermediate arm sliding guidance leans on the carrying force of element upwards to act on hovering damper by the elastic force of spring and/or gear in tortuous guide portion and when gear leans on outside the certain acute angle scope of element opening and closing activity, damper generation damping force of hovering.
Described intermediate arm one end is hinged by element one end by bearing pin and gear, the other end by bearing pin and the first linking arm and/or second linking arm one end hinged, first linking arm and/or the second linking arm other end by bearing pin and holder hinged, hovering damper one end is rotated and is arranged on gear by element, the other end is connected with passing element one end, passes the element other end and is connected by element with gear by bearing pin; Described passing element is provided with tortuous guide portion, and this tortuous guide portion is tortuous guiding groove, and intermediate arm sliding guidance is on tortuous guiding groove.
Described hovering damper one end is rotated by bearing pin and is arranged on gear by element, the other end is connected with passing element one end, pass the element other end to be connected by element with gear by bearing pin, pass in the middle part of element and be provided with tortuous guide portion, intermediate arm sliding guidance in tortuous guide portion and one end by bearing pin with gear by element one end hinged, the other end by bearing pin and second linking arm one end hinged; Described tortuous guide portion is for closing the tortuous guiding groove of envelope formula or the tortuous guiding groove of open type.
Described tortuous guide portion is the tortuous guiding groove of straight line or the tortuous guiding groove of arc; Described intermediate arm sliding guidance leans on the carrying force of element to act on hovering damper downwards by the elastic force of spring and/or gear in tortuous guide portion and when gear leans on outside the certain acute angle scope of element opening and closing activity, hovering damper produces damping force and offsets the elastic force of spring by damping force and/or keep off the carrying force leaning on element, and the final gear that realizes leans on element to hover at any time during opening and closing activity outside certain acute angle scope.
Described holder is provided with the damping buffer unit that lever transmission coordinates, this damping buffer unit comprises the fork element, lever element and the isolation damper that at least mutually move when keeping off and closing by element, and fork element is provided with tortuous slot; The first described linking arm sliding guidance is driving fork element on tortuous slot and when gear is closed to certain acute angle scope by element, and fork element drives lever element effect isolation damper, and isolation damper compresses and produces cushioning effect; Gear by element from closed terminal location turn to open a terminal position time, first linking arm sliding guidance to be opened within the scope of certain acute angle by element and is driven fork element on tortuous slot and at gear, make fork element returns to initial position, first linking arm keep off continue to open by element time sliding guidance on tortuous slot, open to terminal location, wherein fork element is in initial position and substantially remains unchanged.
Described first linking arm and second linking arm one end hinged with holder respectively, fork element one end is hinged on holder, middle part is provided with tortuous slot, the other end is connected with lever element one end, be hinged in the middle part of lever element on holder, the other end is connected with isolation damper one end, the isolation damper other end is arranged on holder, tortuous slot comprises one section of curved portions and one section of slot portion, first linking arm is provided with service portion, first linking arm passes through service portion sliding guidance in curved portions in swing process, wherein fork element is in initial position, and substantially remain unchanged, gear is by element when opening to certain acute angle scope, and the first linking arm drives fork element by service portion, and fork element drives lever element effect isolation damper, and isolation damper is reset to initial position, gear is by element when being closed to certain acute angle scope, and the first linking arm drives fork element by service portion, and fork element drives lever element effect isolation damper, and isolation damper compresses and produces cushioning effect.
This structure also comprises furniture cabinet and furniture tilt-up door, and holder is arranged on furniture cabinet, and gear is arranged on furniture tilt-up door by element; Furniture tilt-up door upwards overturn open and/or downwards flip closed time drive gear by element, intermediate arm, the first linking arm and the second linking arm; Furniture tilt-up door produces cushioning effect when the outer opening and closing activity of certain acute angle scope by connection arm assembly effect damping suspension device, finally realizes furniture tilt-up door and hovers at any time when the outer opening and closing activity of certain acute angle scope; The downward flip closed of furniture tilt-up door produces cushioning effect to during certain acute angle scope by the damping buffer unit on connection arm assembly effect holder, finally realize furniture tilt-up door closed within the scope of certain acute angle time buffering close.
Described connection arm assembly comprises the first linking arm, the second linking arm, the 3rd linking arm, the 4th linking arm and intermediate arm, wherein, 3rd linking arm one end and holder hinged, the other end and the 4th linking arm one end hinged, hinged in the middle part of the 4th linking arm other end and the first linking arm, first linking arm one end and holder hinged, the other end and articulated jib one end hinged, second linking arm one end and holder hinged, middle part with articulated jib in the middle part of hinged, the other end and intermediate arm one end hinged, the intermediate arm other end is connected by the middle part of element with gear, the articulated jib other end is connected by element one end with gear, spring one end elastic reaction is the 3rd, the hinged place of the 4th linking arm, other end elastic reaction is on holder.
The present invention is by the improvement of said structure, damping suspension device is provided with by element at gear, this damping suspension device comprises hovering damper and passes element, and gear leans on element within the scope of certain acute angle during opening and closing activity, and hovering damper is in initial position and does not substantially produce damping force, gear leans on element when the outer opening and closing activity of certain acute angle scope, the elastic force that intermediate arm passes through spring and/or the carrying force effect hovering damper kept off by element, hovering damper produces damping force and offsets the elastic force of spring by damping force and/or keep off the carrying force leaning on element, and the final gear that realizes leans on element to hover at any time during opening and closing activity outside certain acute angle scope, efficiently solve furniture tilt-up door to turn over open and cause automatic closedown because weight is excessive afterwards, impact uses, the problem of harm users even by mistake, make furniture tilt-up door no matter size, weight size can arbitrarily hover, meet different size, weight, the furniture tilt-up door of setting height(from bottom) and the user of stature height widely, and holder is provided with the damping buffer unit that lever transmission coordinates, this damping buffer unit comprises fork element, lever element and isolation damper, fork element is provided with tortuous slot, first linking arm sliding guidance is on tortuous slot, and drive fork element when keeping off and being closed to certain acute angle scope by element, fork element drives lever element effect isolation damper, isolation damper compresses and produces cushioning effect, by the profile design to tortuous slot, limit the buffering effect of isolation damper and the closed angle of furniture tilt-up door at any time, furniture tilt-up door is made to reach average rate, the closure effect such as acceleration or deceleration, thus improve the usability of product, it is made to be applicable to more places or librarian use, and gear by element from closed terminal location turn to open a terminal position time, first linking arm sliding guidance is on tortuous slot, and to open within the scope of certain acute angle by element at gear and drive fork element, make fork element returns to initial position, first linking arm still continues sliding guidance on tortuous slot also until position of opening a terminal when keeping off and continuing to open by element, wherein fork element is in initial position, and substantially remain unchanged, damping buffer unit is the attonity state of idle running under this open mode, do not disturb opening of furniture tilt-up door, make user can realize opening of furniture tilt-up door by less power, make the opening and closing of furniture tilt-up door more smooth and easy, wherein fork element, lever element, damper and connection arm assembly are connection status all the time, each component is located more accurate when keeping off and leaning on element opening and closing, structure is more stable, while reducing workpiece fabrication error, eliminate impact sound to each other, make the collision between furniture less, noise is lower.It has simple and reasonable, safe and reliable, easily produces, and easily realizes, and regulates quick, easy to operate, and the scope of application is wide, smooth and easy during opening and closing, collide the features such as little, noise is low, practical.
Accompanying drawing explanation
Fig. 1 is the structural representation of first embodiment of the invention.
Fig. 2 is holder, spring, the connection arm assembly of first embodiment of the invention and keeps off by components broken down structural representation.
Fig. 3 is that the gear of first embodiment of the invention is by element and damping suspension device decomposition texture schematic diagram.
Fig. 4-Fig. 6 is the multiple application examples structural representation of passing element of first embodiment of the invention.
Fig. 7-Fig. 9 is the working state structure schematic diagram of first embodiment of the invention.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described.
See Fig. 1-Fig. 9, the damping hovering structure of this furniture tilt-up door, comprise holder 1, spring 3, connection arm assembly and the relatively turning opening and closing of holder 1 gear by element 10, connection arm assembly at least comprises the first linking arm 11, second linking arm 12 and intermediate arm 15; Wherein, the first linking arm 11 and/or the second linking arm 12 hinged with holder 1, intermediate arm 15 is with holder 1 and/or keep off by element 10 hinged, and gear overturns opening and closing by element 10 on holder 1 by the effect of spring 3.Gear is provided with damping suspension device by element 10, and this damping suspension device comprises hovering damper 16 and passes element 17, and hovering damper 16 one end is connected by element 10 with gear, and the other end is connected with passing element 17, passes element 17 and is connected with intermediate arm 15; Gear leans on element 10 in certain acute angle scope A during opening and closing activity, and hovering damper 16 is in initial position and does not substantially produce damping force; Gear leans on element 10 when the outer opening and closing activity of certain acute angle scope A, the elastic force that intermediate arm 15 passes through spring 3 and/or the carrying force effect hovering damper 16 kept off by element 10, hovering damper 16 produces damping force and offsets the elastic force of spring 3 by damping force and/or keep off the carrying force leaning on element 10, and the final gear that realizes leans on element 10 to hover at any time during opening and closing activity outside certain acute angle scope A.
Intermediate arm 15 one end is hinged by element 10 with gear, the other end and the first linking arm 11 and/or second linking arm 12 one end hinged, first linking arm 11 and/or second linking arm 12 other end and holder 1 hinged, hovering damper 16 one end is rotated and is arranged on gear by element 10, the other end is connected with passing element 17 one end, passes element 17 other end and is connected by element 10 with gear; Be provided with tortuous guide portion 18 between described passing element 17 and intermediate arm 15, the two is connected when keeping off and leaning on element 10 opening and closing activity by tortuous guide portion 18; Intermediate arm 15 passes through spring 3 elastic force when keeping off outer by the certain acute angle scope A of element 10 opening and closing activity and/or the carrying force effect hovering damper 16 kept off by element 10, hovering damper 16 produces damping force and offsets the elastic force of spring 3 by damping force and/or keep off the carrying force leaning on element 10, and the final gear that realizes leans on element 10 to hover at any time during opening and closing activity outside certain acute angle scope A.
Pass on element 17 and be provided with tortuous guide portion 18; Described intermediate arm 15 sliding guidance leans on the carrying force of element 10 to act on hovering damper 16 downwards by the elastic force of spring 3 and/or gear in tortuous guide portion 18 and when keeping off outer by the certain acute angle scope A of element 10 opening and closing activity, and hovering damper 16 produces damping force; Or, described intermediate arm 15 sliding guidance leans on the carrying force of element 10 upwards to act on hovering damper 16 by the elastic force of spring 3 and/or gear in tortuous guide portion 18 and when keeping off outer by the certain acute angle scope A of element 10 opening and closing activity, and hovering damper 16 produces damping force.
Intermediate arm 15 one end is hinged by element 10 one end by bearing pin and gear, the other end by bearing pin and the first linking arm 11 and/or second linking arm 12 one end hinged, first linking arm 11 and/or second linking arm 12 other end by bearing pin and holder 1 hinged, hovering damper 16 one end is rotated and is arranged on gear by element 10, the other end is connected with passing element 17 one end, passes element 17 other end and is connected by element 10 with gear by bearing pin; Described passing element 17 is provided with tortuous guide portion 18, and this tortuous guide portion 18 is tortuous guiding groove, and intermediate arm 15 sliding guidance is on tortuous guiding groove.
Specifically, hovering damper 16 one end is rotated by bearing pin and is arranged on gear by element 10, the other end is connected with passing element 17 one end, pass element 17 other end to be connected by element 10 with gear by bearing pin, pass in the middle part of element 17 and be provided with tortuous guide portion 18, intermediate arm 15 sliding guidance in tortuous guide portion 18 and one end by bearing pin with gear by element 10 one end hinged, the other end by bearing pin and second linking arm 12 one end hinged;
Tortuous guide portion 18 is the tortuous guiding groove of open type of straight line, as shown in Figure 3; Or tortuous guide portion 18 is the tortuous guiding groove of open type of arc, as shown in Figure 4; Or tortuous guide portion 18 is the tortuous guiding groove of envelope formula of closing of straight line, as shown in Figure 5; Or tortuous guide portion 18 is the tortuous guiding groove of envelope formula of closing of arc, as shown in Figure 6.Described intermediate arm 15 sliding guidance leans on the carrying force of element 10 to act on hovering damper 16 downwards by the elastic force of spring 3 and/or gear in tortuous guide portion 18 and when keeping off outer by the certain acute angle scope A of element 10 opening and closing activity, hovering damper 16 produces damping force and offsets the elastic force of spring 3 by damping force and/or keep off the carrying force leaning on element 10, and the final gear that realizes leans on element 10 to hover at any time during opening and closing activity outside certain acute angle scope A.Wherein, this acute angle scope A is 15 °-60 °.
Holder 1 is provided with the damping buffer unit that lever transmission coordinates, this damping buffer unit comprises the fork element 4, lever element 5 and the isolation damper 6 that at least mutually move when keeping off and closing by element 10, fork element 4 is provided with tortuous slot 7; The first described linking arm 11 sliding guidance is driving fork element 4 on tortuous slot 7 and when gear is closed to certain acute angle scope A by element 10, and fork element 4 drives lever element 5 to act on isolation damper 6, and isolation damper 6 compresses and produces cushioning effect; Gear by element 10 from closed terminal location turn to open a terminal position time, first linking arm 11 sliding guidance is on tortuous slot 7 and open in certain acute angle scope A at gear drive fork element 4 by element 10, fork element 4 is made to be reset to initial position, sliding guidance is also until position of opening a terminal on tortuous slot 7 when gear continues to open by element 10 for first linking arm 11, and wherein fork element 4 is in initial position and substantially remains unchanged.
Specifically, first linking arm 11 and second linking arm 12 one end hinged with holder 1 respectively, fork element 4 one end is hinged on holder 1, middle part is provided with tortuous slot 7, the other end is connected with lever element 5 one end, be hinged on holder 1 in the middle part of lever element 5, the other end is connected with isolation damper 6 one end, isolation damper 6 other end is arranged on holder 1, tortuous slot 7 comprises one section of curved portions 7.1 and one section of slot portion 7.2, first linking arm 11 is provided with service portion 8, first linking arm 11 passes through service portion 8 sliding guidance in curved portions 7.1 in swing process, wherein fork element 4 is in initial position, and substantially remain unchanged, gear is by element 10 when opening to certain acute angle scope A, and the first linking arm 11 drives fork element 4 by service portion 8, and fork element 4 drives lever element 5 to act on isolation damper 6, and isolation damper 6 is reset to initial position, gear is by element 10 when being closed to certain acute angle scope A, and the first linking arm 11 drives fork element 4 by service portion 8, and fork element 4 drives lever element 5 to act on isolation damper 6, and isolation damper 6 compresses and produces cushioning effect.
This structure also comprises furniture cabinet X and furniture tilt-up door Y, and holder 1 is arranged on furniture cabinet X, and gear is arranged on furniture tilt-up door Y by element 10; In furniture tilt-up door Y-direction upset open and/or downwards flip closed time drive gear by element 10, intermediate arm 15, first linking arm 11 and the second linking arm 12; Furniture tilt-up door Y produces cushioning effect when the outer opening and closing activity of certain acute angle scope A by connection arm assembly effect damping suspension device, finally realizes furniture tilt-up door Y and hovers at any time when the outer opening and closing activity of certain acute angle scope A; Under furniture tilt-up door Y-direction, flip closed produces cushioning effect to during certain acute angle scope A by the damping buffer unit on connection arm assembly effect holder 1, finally realize furniture tilt-up door Y closed in certain acute angle scope A time buffering close.
In said structure, connection arm assembly comprises the first linking arm 11, second linking arm 12, the 3rd linking arm 13, the 4th linking arm 14 and intermediate arm 15, wherein, 3rd linking arm 13 one end and holder 1 hinged, the other end and the 4th linking arm 14 one end hinged, hinged in the middle part of 4th linking arm 14 other end and the first linking arm 11, first linking arm 11 one end and holder 1 hinged, the other end and articulated jib 2 one end hinged, second linking arm 12 one end and holder 1 hinged, middle part with articulated jib 2 in the middle part of hinged, the other end and intermediate arm 15 one end hinged, intermediate arm 15 other end is connected by the middle part of element 10 with gear, articulated jib 2 other end is connected by element 10 one end with gear, spring 3 one end elastic reaction is the 3rd, the hinged place of the 4th linking arm, other end elastic reaction is on holder 1.
Above-mentioned is preferred version of the present invention, and those of ordinary skill in the art, to its simple modification or transformation, all drop within protection scope of the present invention.
Claims (10)
1. the damping hovering structure of a furniture tilt-up door, comprise holder (1), spring (3), connection arm assembly and relatively holder (1) turning opening and closing gear by element (10), connection arm assembly at least comprises the first linking arm (11), the second linking arm (12) and intermediate arm (15), wherein, first linking arm (11) and/or the second linking arm (12) are hinged with holder (1), intermediate arm (15) is with holder (1) and/or keep off by element (10) hinged, gear overturns opening and closing by element (10) on holder (1) by the effect of spring (3), it is characterized in that: gear is provided with damping suspension device by element (10), this damping suspension device comprises hovering damper (16) and passes element (17), hovering damper (16) one end is connected by element (10) with gear, the other end is connected with passing element (17), pass element (17) to be connected with intermediate arm (15), gear leans on element (10) in certain acute angle scope (A) during opening and closing activity, and hovering damper (16) is in initial position and does not substantially produce damping force, gear leans on element (10) when the outer opening and closing activity of certain acute angle scope (A), intermediate arm (15) is by carrying force effect hovering damper (16) by element (10) of the elastic force of spring (3) and/or gear, hovering damper (16) produces damping force and offsets the elastic force of spring (3) by damping force and/or keep off the carrying force leaning on element (10), and the final gear that realizes leans on element (10) to hover at any time when the outer opening and closing activity of certain acute angle scope (A).
2. according to claim 1 furniture tilt-up door damping hovering structure, it is characterized in that: described intermediate arm (15) one end is hinged by element (10) with gear, the other end and the first linking arm (11) and/or the second linking arm (12) one end hinged, first linking arm (11) and/or the second linking arm (12) other end and holder (1) hinged, hovering damper (16) one end is rotated and is arranged on gear by element (10), the other end is connected with passing element (17) one end, pass element (17) other end to be connected by element (10) with gear, be provided with tortuous guide portion (18) between described passing element (17) and intermediate arm (15), the two is connected when keeping off and leaning on element (10) opening and closing activity by tortuous guide portion (18), intermediate arm (15) leans on carrying force effect hovering damper (16) of element (10) by the elastic force of spring (3) and/or gear when keeping off outer by element (10) opening and closing activity certain acute angle scope (A), hovering damper (16) produces damping force and offsets the elastic force of spring (3) by damping force and/or keep off the carrying force leaning on element (10), and the final gear that realizes leans on element (10) to hover at any time when the outer opening and closing activity of certain acute angle scope (A).
3. according to claim 2 furniture tilt-up door damping hovering structure, it is characterized in that: described passing element (17) is provided with tortuous guide portion (18); Described intermediate arm (15) sliding guidance is upper and downwards act on hovering damper (16) by the elastic force of spring (3) and/or gear by the carrying force of element (10) when keeping off outer by element (10) opening and closing activity certain acute angle scope (A) in tortuous guide portion (18), and hovering damper (16) produces damping force; Or, described intermediate arm (15) sliding guidance is upper and upwards act on hovering damper (16) by the elastic force of spring (3) and/or gear by the carrying force of element (10) when keeping off outer by element (10) opening and closing activity certain acute angle scope (A) in tortuous guide portion (18), and hovering damper (16) produces damping force.
4. according to claim 3 furniture tilt-up door damping hovering structure, it is characterized in that: described intermediate arm (15) one end is hinged by element (10) one end by bearing pin and gear, the other end by bearing pin and the first linking arm (11) and/or the second linking arm (12) one end hinged, first linking arm (11) and/or the second linking arm (12) other end by bearing pin and holder (1) hinged, hovering damper (16) one end is rotated and is arranged on gear by element (10), the other end is connected with passing element (17) one end, pass element (17) other end to be connected by element (10) with gear by bearing pin, described passing element (17) is provided with tortuous guide portion (18), and this tortuous guide portion (18) is tortuous guiding groove, and intermediate arm (15) sliding guidance is on tortuous guiding groove.
5. according to claim 4 furniture tilt-up door damping hovering structure, it is characterized in that: described hovering damper (16) one end is rotated by bearing pin and is arranged on gear by element (10), the other end is connected with passing element (17) one end, pass element (17) other end to be connected by element (10) with gear by bearing pin, pass element (17) middle part and be provided with tortuous guide portion (18), intermediate arm (15) sliding guidance is in tortuous guide portion (18), and one end is hinged by element (10) one end by bearing pin and gear, the other end by bearing pin and the second linking arm (12) one end hinged, described tortuous guide portion (18) is for closing the tortuous guiding groove of envelope formula or the tortuous guiding groove of open type.
6. according to claim 5 furniture tilt-up door damping hovering structure, it is characterized in that: the tortuous guiding groove that described tortuous guide portion (18) is straight line or the tortuous guiding groove of arc; Described intermediate arm (15) sliding guidance is upper and downwards act on hovering damper (16) by the elastic force of spring (3) and/or gear by the carrying force of element (10) when keeping off outer by element (10) opening and closing activity certain acute angle scope (A) in tortuous guide portion (18), hovering damper (16) produces damping force and offsets the elastic force of spring (3) by damping force and/or keep off the carrying force leaning on element (10), and the final gear that realizes leans on element (10) to hover at any time when the outer opening and closing activity of certain acute angle scope (A).
7. according to claim 6 furniture tilt-up door damping hovering structure, it is characterized in that: described holder (1) is provided with the damping buffer unit that lever transmission coordinates, this damping buffer unit comprises the fork element (4), lever element (5) and the isolation damper (6) that at least mutually move when keeping off closed by element (10), fork element (4) is provided with tortuous slot (7); Driving fork element (4) on tortuous slot (7) and when gear is closed to certain acute angle scope (A) by element (10) of described the first linking arm (11) sliding guidance, fork element (4) drives lever element (5) effect isolation damper (6), and isolation damper (6) compresses and produces cushioning effect; Gear by element (10) from closed terminal location turn to open a terminal position time, first linking arm (11) sliding guidance is gone up in tortuous slot (7) and is opened driving fork element (4) in certain acute angle scope (A) at gear by element (10), fork element (4) is made to be reset to initial position, first linking arm (11) sliding guidance when gear continues to open by element (10) is gone up in tortuous slot (7) and opens to terminal location, and wherein fork element (4) is in initial position and substantially remains unchanged.
8. according to claim 7 furniture tilt-up door damping hovering structure, it is characterized in that: described first linking arm (11) and the second linking arm (12) one end are hinged with holder (1) respectively, fork element (4) one end is hinged on holder (1), middle part is provided with tortuous slot (7), the other end is connected with lever element (5) one end, lever element (5) middle part is hinged on holder (1), the other end is connected with isolation damper (6) one end, isolation damper (6) other end is arranged on holder (1), tortuous slot (7) comprises one section of curved portions (7.1) and one section of slot portion (7.2), first linking arm (11) is provided with service portion (8), first linking arm (11) passes through service portion (8) sliding guidance in curved portions (7.1) in swing process, wherein fork element (4) is in initial position, and substantially remain unchanged, gear leans on element (10) when opening to certain acute angle scope (A), first linking arm (11) drives fork element (4) by service portion (8), fork element (4) drives lever element (5) effect isolation damper (6), and isolation damper (6) is reset to initial position, gear leans on element (10) when being closed to certain acute angle scope (A), first linking arm (11) drives fork element (4) by service portion (8), fork element (4) drives lever element (5) effect isolation damper (6), and isolation damper (6) compresses and produces cushioning effect.
9. according to any one of claim 1-8 furniture tilt-up door damping hovering structure, it is characterized in that: also comprise furniture cabinet (X) and furniture tilt-up door (Y), holder (1) is arranged on furniture cabinet (X), and gear is arranged on furniture tilt-up door (Y) by element (10); Furniture tilt-up door (Y) upwards overturn open and/or downwards flip closed time drive gear by element (10), intermediate arm (15), the first linking arm (11) and the second linking arm (12); Furniture tilt-up door (Y) produces cushioning effect when the outer opening and closing activity of certain acute angle scope (A) by connection arm assembly effect damping suspension device, finally realizes furniture tilt-up door (Y) and hovers at any time when the outer opening and closing activity of certain acute angle scope (A); Furniture tilt-up door (Y) downwards flip closed produces cushioning effect to time certain acute angle scope (A) by the damping buffer unit on connection arm assembly effect holder (1), finally realize furniture tilt-up door (Y) closed certain acute angle scope (A) in time buffering closedown.
10. according to claim 9 furniture tilt-up door damping hovering structure, it is characterized in that: described connection arm assembly comprises the first linking arm (11), the second linking arm (12), the 3rd linking arm (13), the 4th linking arm (14) and intermediate arm (15), wherein, 3rd linking arm (13) one end and holder (1) hinged, the other end and the 4th linking arm (14) one end hinged, 4th linking arm (14) other end and the first linking arm (11) middle part hinged, first linking arm (11) one end and holder (1) hinged, the other end and articulated jib (2) one end hinged, second linking arm (12) one end and holder (1) hinged, middle part is hinged with articulated jib (2) middle part, the other end and intermediate arm (15) one end hinged, intermediate arm (15) other end is connected by element (10) middle part with gear, articulated jib (2) other end is connected by element (10) one end with gear, spring (3) one end elastic reaction is the 3rd, the hinged place of the 4th linking arm, other end elastic reaction is on holder (1).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510321226.6A CN104912421B (en) | 2015-06-12 | 2015-06-12 | The damping hovering structure of furniture tilt-up door |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510321226.6A CN104912421B (en) | 2015-06-12 | 2015-06-12 | The damping hovering structure of furniture tilt-up door |
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| CN104912421B CN104912421B (en) | 2017-03-01 |
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| CN104912421B (en) | 2017-03-01 |
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