CN103410394A

CN103410394A - Adjustable damping hinge

Info

Publication number: CN103410394A
Application number: CN2013103310838A
Authority: CN
Inventors: 戴贵阳
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-08-01
Filing date: 2013-08-01
Publication date: 2013-11-27

Abstract

The invention discloses an adjustable damping hinge which comprises a hinge cup, a connecting rod, a hinge arm, a base, a damper, a crankshaft connector and an elastic part. The hinge cup can generate closing force under the effect of the elastic part, the hinge arm is adjustably mounted on the base, one end of the connecting rod is hinged to the hinge cup, the other end of the connecting rod is hinged to the hinge arm, the damper is adjustably mounted between the base and the hinge arm, the crankshaft connector comprises a crankshaft and a connecting arm, one end of the crankshaft is hinged to the hinge cup, the other end of the crankshaft is movably connected with a piston rod of the damper by the connecting arm, a position between the two ends of the crankshaft are further hinged to the hinge arm, the connecting arm is further hinged to the hinge arm, and connecting lines of positions, which are respectively hinged to the hinge arm, the crankshaft and the piston rod, of the connecting arm form a triangle. The adjustable damping hinge has the advantages that in a door opening or closing procedure, the hinge cup drives the crankshaft to rotate, the crankshaft pushes or pulls the piston rod of the damper to realize door opening and closing buffering effects, and the crankshaft is connected with the piston rod by the integral connecting arm, so that the adjustable damping hinge is simple in transmission structure and reliable in transmission.

Description

A kind of adjustable damping hinge

Technical field

The present invention is a kind of hinge, and the particularly adjustable damping hinge used of a kind of furniture door belongs to the improvement technology of damp hinge.

Background technology

At present, furniture industry, when manufacturing furniture, generally makes to be hinged the cabinet door, and this door hinge is provided with spring assembly, and while making switch gate, with thrust, having removed hinge type door hinge in the past from needs magnetic or the fixing trouble of latch, and it is very convenient to use.Its deficiency is the screen resilience effect due to spring, at closing time the collision of door and cabinet can occur, and sound occurs, and even by cabinet, putting bad or frangible article, breaks.Chinese invention patent publication number CN101861441B discloses a kind of hinge for furniture, it comprises the hinge member that can be fixed on door or cover, this hinge member is bearing on side members via cramp bar and guide peg energy pivotable, and this side members remains on the installing plate that can be arranged on furniture body; At least one spring, drawing in scope to fastening position bias voltage hinge member automatically by this spring; And straight buffers, this straight buffers comprises can be with respect to the piston rod of the snubber housing motion closing movement for buffer unit; Wherein, snubber constitutes pressure buffer, and be provided with steering component, this steering component is connected in snubber and can moves via pull bar when the closing movement of hinge member, steering component can be bearing in side members rotationally, steering component is connected with pull bar, and the pulling force by steering component changes the pressure be applied on snubber into.This hinge is complex structure not only, during use because straight buffers one is joined straight through steering component and pull bar, therefore during switch gate, the door body all can be subject to the effect of straight buffers, after there are wearing and tearing steering component and pull bar junction a little, will affect buffering effect, even occur stuckly, causing can not switch gate.

Summary of the invention

The objective of the invention is to propose for above-mentioned problem a kind of simple in structure, long service life, cushion reliable, effective, and the adjustable adjustable damping hinge of bumper angle.

In order to achieve the above object, the technical scheme that the present invention takes: a kind of adjustable damping hinge, comprise hinged cup, connecting rod, pivoted arm, base and damper, bent axle connector and make to cut with scissors the elastic component that cup has closing force, described pivoted arm can be regulated and be arranged on base, one end of connecting rod is hinged with the hinge cup, the other end and the pivoted arm of connecting rod are hinged, described damper can be regulated and be arranged between base and pivoted arm, described bent axle connector comprises bent axle and linking arm, one end of bent axle is hinged with the hinge cup, the other end of bent axle is flexibly connected by linking arm and damper, position between the two ends of bent axle is also hinged with pivoted arm, described linking arm is also hinged with pivoted arm, and the articulated position of linking arm and pivoted arm, the link position of the link position of bent axle and linking arm and linking arm and damper lays respectively at the diverse location of linking arm.

Such scheme, at closing time, bent axle drives linking arm and rotates around the jointed shaft of linking arm and pivoted arm, causes linking arm to drive damper, makes the process of closing the door slowly carry out; While opening the door, bent axle drives linking arm and rotates toward the rightabout of closing the door around the jointed shaft of linking arm and pivoted arm, due to the effect of damper, make the process of opening the door slowly carry out, because bent axle is that linking arm by an integral body is connected with damper, so structure is not only simple, and reliable.

Further, above-mentioned linking arm is hinged with bent axle and damper respectively, the articulated position of linking arm and pivoted arm is between the link position of the articulated position of bent axle and linking arm and linking arm and damper, and the link position of the articulated position of the articulated position of linking arm and pivoted arm, bent axle and linking arm and linking arm and damper is not on same straight line.The link position of the articulated position of the articulated position of linking arm and pivoted arm, bent axle and linking arm and linking arm and damper forms triangular relationship jointly, and in the switch gate process, linking arm swings around the jointed shaft of linking arm and pivoted arm, thereby realizes driving damper.

On above-mentioned bent axle, hinge hole corresponding and that linking arm is hinged is the first slide-bar hole, and the hinged jointed shaft of bent axle and linking arm can move in the first slide-bar hole; Perhaps, on above-mentioned linking arm, hinge hole corresponding and that bent axle is hinged is the second slide-bar hole, and the hinged jointed shaft of bent axle and linking arm can move in the second slide-bar hole.This programme, owing to being provided with the slide-bar hole, make the beginning process at switch gate, and the speed of switch gate has reduced total time of switch gate.

For realize pivoted arm can before and after adjust, realize the fine setting of Men Tiyu doorframe, between above-mentioned base and pivoted arm, also be provided with transfer arm, damper is placed in the cavity that base and transfer arm form, the transfer arm energy move relative to base and pivoted arm.

Above-mentioned damper includes cylinder body, piston rod and is arranged on the piston in cylinder body, one end of piston rod is connected with piston, the other end of piston rod stretches out in outside cylinder body, and it is hinged that piston rod stretches out in cylinder body outer an end and linking arm, the position of cylinder body in the cavity that base and transfer arm form is adjustable.In the switch gate process, linking arm is that the form by the tension and compression piston rod realizes door body buffering effect, if need, changes buffer time, only need to change cylinder body and piston rod relatively move apart from getting final product.

Further, also be provided with movably adjustment sheet in the cavity that above-mentioned base and transfer arm form, an end of adjustment sheet is connected with the cylinder body of damper, and the other end of adjustment sheet and pivoted arm are flexibly connected.By rotating eccentric nail, can change the position of adjustment sheet, change simultaneously the movable distance of cylinder body in cavity, realize changing buffer time.

For the ease of the position of stationary housing, the outer wall of cylinder block of above-mentioned damper is provided with block, and the end that adjustment sheet is connected with the cylinder body of damper can contact with block.

The end that above-mentioned adjustment sheet is connected with pivoted arm is articulated and connected by eccentric nail and pivoted arm.By rotating eccentric nail, can change the position of adjustment sheet, change simultaneously the movable distance of cylinder body in cavity, realize changing buffer time.

Above-mentioned elastic component is torsion spring, and torsion spring set is contained on the jointed shaft of connecting rod and pivoted arm, and first, second external part of torsion spring compresses respectively the bent axle of pivoted arm and bent axle connector, and torsion spring makes to cut with scissors cup by bent axle closing force.

The present invention is to consist of bent axle and linking arm two parts for cutting with scissors cup with the bent axle connector of the piston rod transmission of damper, utilize linking arm respectively with bent axle, the piston rod of pivoted arm and damper is hinged, make linking arm and bent axle, the articulated position of pivoted arm and piston rod be wired to triangle relation, in opening the door or closing the door process, hinge cup band dynamic crankshaft rotates, bent axle promotes or pulls the piston rod of damper to realize opening the door and closing the door buffering, because being in transmission connection between bent axle and piston rod is that linking arm by whole is connected, therefore make drive mechanism fairly simple, and reliable transmission, not easy to wear or stuck phenomenon occurs, because the hinge hole on bent axle or linking arm is the slide-bar hole, in the beginning process of opening the door or closing the door, the jointed shaft of bent axle and linking arm can slide into the other end from slide-bar hole one end, in this sliding process, bent axle is smaller to the location variation that pulls or promote of linking arm, to be subjected to the effect of damper be also smaller, thus this process open the door or door closing speed is faster, not only reduce the time of switch gate, also increased the damper life-span.In addition, because the movably distance of cylinder body in the cavity of base and transfer arm formation of damper can be regulated, therefore in the switch gate process, the movably distance of regulating cylinder body is big or small, can reach the buffer time of by-pass cock door, thereby change the time of switch gate.

The accompanying drawing explanation

Fig. 1 is adjustable damping hinge of the present invention schematic diagram in the position of dress plate.

Fig. 2 is the axonometric drawing of adjustable damping hinge of the present invention.

Fig. 3 is the collapse state figure at closing time of adjustable damping hinge of the present invention.

Open mode figure when Fig. 4 is opening the door of adjustable damping hinge of the present invention.

Fig. 5 is the bent axle connector explosive view of the adjustable damping hinge of embodiment 1.

Fig. 6 is the bent axle connector explosive view of the adjustable damping hinge of embodiment 2.

Fig. 7,8 is the damper structure figure of adjustable damping hinge of the present invention.

Fig. 9 is the adjustment sheet structure chart of adjustable damping hinge of the present invention.

Figure 10 is the explosive view of adjustable damping hinge of the present invention.

The specific embodiment

The present invention is further detailed explanation below in conjunction with drawings and Examples.Wherein accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent; For better explanation the following example, some parts of accompanying drawing have omission, zoom in or out, and do not represent the size of actual product; To those skilled in the art, in accompanying drawing some known configurations and explanation thereof may to omit be understandable.

Embodiment 1

The structure of adjustable damping hinge of the present invention is as shown in Fig. 2,3,4,10, comprise hinged cup 1, connecting rod 2, pivoted arm 3, base 4 and damper 5, bent axle connector 6, transfer arm 8 and make to cut with scissors cup 1 elastic component 7 with closing force, wherein, as shown in Figure 5, bent axle connector 6 comprises bent axle 61 and linking arm 62, it is triangular in shape that linking arm 62 offers the line of 620,621,622, three hinge hole 620,621,622 residing positions of three hinge holes, as shown in Figure 7,8, damper 5 includes cylinder body 51, piston rod 52 and is arranged on the piston (accompanying drawing does not draw) in cylinder body 51, cylinder body 51 outer wall ends are provided with block 511, and an end of piston rod 52 is connected with piston, and the other end of piston rod 52 stretches out in outside cylinder body 51, pivoted arm 3 is placed in the top of base 4, transfer arm 8 is placed between base 4 and pivoted arm 3, and transfer arm 8 is connected with base 4, pivoted arm 3 is connected with transfer arm 8 with regulating wheel 103 by regulating silk 102, one end of connecting rod 2 is hinged with hinge cup 1, the end of the other end of connecting rod 2 and pivoted arm 3 is hinged, damper 5 is arranged in the cavity formed between base 4 and pivoted arm 3, the cylinder body 51 of damper 5 can move left and right or be fixing in the cavity that base 4 and pivoted arm 3 form, one end of bent axle 61 is hinged with hinge cup 1, the other end of bent axle 61 offers the first slide-bar hole 610, position between the two ends of bent axle 61 is also hinged with pivoted arm 3, the first slide-bar hole 610 of bent axle 61 is connected by jointed shaft 22 with the hinge hole 620 of linking arm 62, make bent axle 61 and linking arm 62 realize hinged, jointed shaft 22 can slidably reciprocate at the first 610Nei De two ends, slide-bar hole, the hinge hole 621 of linking arm 62 is hinged with the external part of the piston rod 52 of damper 5, it is hinged with pivoted arm 3 that linking arm 62 passes hinge hole 622 by jointed shaft 24, in the present embodiment, the articulated position of linking arm 62 and pivoted arm 3 is above between the link position of the piston rod 52 of the articulated position of bent axle 61 and linking arm 62 and linking arm 62 and damper 5.

In the cavity that above-mentioned base 4 and transfer arm 8 form, also be provided with movably adjustment sheet 9, the lower end of adjustment sheet 9 offers groove 91, as shown in Figure 9, the groove 91 of adjustment sheet 9 lower ends and cylinder body 51 clampings of damper 5, and adjustment sheet 9 lower ends contact with the left side of block 511, the other end of adjustment sheet 9 is hinged by eccentric nail 101 and pivoted arm 5, eccentric nail 101 is positioned at the top of pivoted arm 5, adjustment sheet 9 can contact with the left side of block 511, adjustment sheet 9 can be spacing to the left side of cylinder body 51, the right side of the cylinder body 51 of the present embodiment is spacing by axle 23, certainly can be spacing by the buckle form.By rotating eccentricity, follow closely 101 and can drive adjustment sheet 9 and move left and right, thereby change the distance of adjustment sheet 9 and axle 23, make the movable distance of cylinder body 51 between adjustment sheet 9 and axle 23 change.In the process of closing the door, linking arm 62 first hauls damper 5 integral body and is moved to the left, until block 511 left sides on cylinder body 51 contact with adjustment sheet 9, now cylinder body 51 no longer is moved to the left, and piston rod 52 now starts to relatively move with cylinder body 51, the buffering of closing the door comes into force; In the process of opening the door, linking arm 62 first promotes damper 5 integral body and moves right, until block 511 right sides on cylinder body 51 contact with axle 23, now cylinder body 51 no longer moves right, and piston rod 52 now starts to relatively move with cylinder body 51, the buffering of opening the door comes into force.No matter in opening the door or closing the door process, cylinder body 51 moves between adjustment sheet 9 and axle 23 this process is due to the damping action that is not subjected to damper 5, and therefore the speed of door body switch gate rotation is all than faster.If the switch gate process is subjected to the damping action time of damper 5 shorter, required time of switch gate process is also just shorter.

Above-mentioned elastic component 7 is torsion spring, torsion spring set is contained on the jointed shaft 21 of connecting rod 2 and pivoted arm 3, first, second

external part

71,72 of torsion spring compresses respectively the bent axle 61 of pivoted arm 3 and bent axle connector 6, torsion spring makes hinge cup 1 have closing force by bent axle 61, at closing time, along the direction of closing the door, apply external force, when hinge cup 1 turns to certain angle, torsion spring gets final product automatic door-closing by 61 pairs of hinge cup 1 closing forces that apply of bent axle to not needing external force to drive; While opening the door, apply external force along the direction of opening the door, when hinge cup 1 turns to certain angle toward a rightabout, torsion spring is reduced to not by 61 pairs of hinge cup 1 closing forces that apply of bent axle can automatic door-closing, and at this moment door can be opened automatically.

In the present embodiment, the hinged jointed shaft of above-mentioned connecting rod 2 and hinge cup 1 and bent axle 61 and hinge glass 1 a hinged jointed shaft is integrated makes U-shaped structure, is namely that the wherein end of an end of these two jointed shafts is to link together.By unscrewing, regulate silk 102 and rotation regulating wheel 103 and can regulate pivoted arm 3 arm 8 that relatively moves and move forward and backward, also can regulate 102 distance of regulating between pivoted arm 3 and transfer arm 8 by rotation, realize coordinating of adjustment doors body 17 and doorframe 18.

When the present invention used, hinge cup 1 was fixed on a body 17, and base 4 is fixed on the inwall of doorframe 18 or cabinet, and as shown in Figure 1, Fig. 3 is the present invention at closing time collapse state., Fig. 2 is the present invention's open mode when opening the door.

The process of opening the door: door body 17 drives hinge cup 1 and opens in the counterclockwise direction, when opening, hinge cup 1 can be with dynamic crankshaft 61 to rotate along clockwise direction, while starting to open the door, the hinged jointed shaft 22 of bent axle 61 and linking arm 62 contacts by with the first slide-bar hole 610 right-hand members, contacting to slide to the first slide-bar hole 610 left ends, in the process of this slip, the active force of 61 pairs of linking arms 62 of bent axle is very little, therefore is subjected to the effect of damper 5 very little, the speed that this process door body 17 is opened; After angle that the door body is opened can cause jointed shaft 22 and the first slide-bar hole 610 left ends contact, now the active force of 61 pairs of linking arms 62 of bent axle is larger, bent axle 61 promotes linking arm 62 and rotates counterclockwise around jointed shaft 21, the linking arm 62 pushing piston bar 52 of turning right, damping action due to damper, piston rod 52 toward the interior movement of cylinder body 51, makes the speed of opening the door slack-off lentamente, until the door body is opened fully.

The process of closing the door: door body 17 drives hinge cup 1 and folds along clockwise direction, when folding, hinge cup 1 can be with dynamic crankshaft 61 to rotate in the counterclockwise direction, start at closing time, the hinged jointed shaft 22 of bent axle 61 and linking arm 62 contacts by with the first slide-bar hole 610 left ends, contacting to slide to the first slide-bar hole 610 right-hand members, in the process of this slip, the active force of 61 pairs of linking arms 62 of bent axle is very little, therefore is subjected to the effect of damper 5 very little, the speed that this process door body 17 is closed; After angle that the door body is closed can cause jointed shaft 22 and the first slide-bar hole 610 right-hand members contact, now the active force of 61 pairs of linking arms 62 of bent axle is larger, bent axle 61 pulls linking arm 62 to clockwise rotate around jointed shaft 21, linking arm 62 is turned left and is pulled piston rod 52, damping action due to damper, piston rod 52 stretches out toward cylinder body 51 is outer lentamente, makes door closing speed slack-off, until the door body is closed fully.

If need, adjust the buffer time of closing the door and opening the door, realize changing the total time of switch gate, by direct rotating eccentricity, follow closely 101 to certain angle, can cause adjustment sheet 9 to move certain small distance, now the distance between adjustment sheet 9 and axle 23 changes, thereby changes the traveling time of cylinder body 51.Cylinder body 51 left and right movably distance are less, and the distance that the relative cylinder body 51 of piston rod 52 slides is larger, and the time of the buffering of closing the door or open the door is just longer, and the total time of closing the door or opening the door is just longer; Cylinder body 51 left and right movably distance are larger, and the distance that the relative cylinder body 51 of piston rod 52 slides is less, and the time of the buffering of closing the door or open the door is just shorter, and the total time of closing the door or opening the door is just shorter.

Embodiment 2

The structure of the adjustable damping hinge of the present embodiment is similar to Example 1, as shown in Figure 6, its difference, on linking arm 62, hinge hole corresponding and that bent axle 61 is hinged is the second slide-bar hole 620, in the switch gate process, jointed shaft 22 is to slide in the second slide-bar hole 620 on linking arm 62, and jointed shaft 22 is can not to be moved by the hinge hole 610 on bent axle 61, and jointed shaft 22 can relatively rotate with 610 of hinge holes on bent axle 61.

Operating principle when the adjustable damping hinge of the present embodiment is used and mode of occupation and embodiment are similar.

The corresponding same or analogous parts of same or analogous label in above-described embodiment; In accompanying drawing, describe position relationship for only for exemplary illustration, can not be interpreted as the restriction to this patent.

Obviously, the above embodiment of the present invention is only for example of the present invention clearly is described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all embodiments.All any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in the protection domain of the claims in the present invention.

Claims

1. adjustable damping hinge, comprise hinged cup (1), connecting rod (2), pivoted arm (3), base (4) and damper (5), bent axle connector (6) and the elastic component (7) that makes hinge cup (1) have closing force, described pivoted arm (3) can be regulated and be arranged on base (4), one end of connecting rod (2) is hinged with hinge cup (1), the other end of connecting rod (2) and pivoted arm (3) are hinged, described damper (5) can be regulated and be arranged between base (4) and pivoted arm (3), it is characterized in that, described bent axle connector (6) comprises bent axle (61) and linking arm (62), one end of bent axle (61) is hinged with hinge cup (1), the other end of bent axle (61) is flexibly connected by linking arm (62) and damper (5), position between the two ends of bent axle (61) is also hinged with pivoted arm (3), described linking arm (62) is also hinged with pivoted arm (3), and the articulated position of linking arm (62) and pivoted arm (3), the link position of the link position of bent axle (61) and linking arm (62) and linking arm (62) and damper (6) lays respectively at the diverse location of linking arm (62).

2. adjustable damping hinge according to claim 1, it is characterized in that, described linking arm (62) is hinged with bent axle (61) and damper (6) respectively, the articulated position of linking arm (62) and pivoted arm (3) is positioned between the link position of the articulated position of bent axle (61) and linking arm (62) and linking arm (62) and damper (6), and the link position of the articulated position of the articulated position of linking arm (62) and pivoted arm (3), bent axle (61) and linking arm (62) and linking arm (62) and damper (6) is not on same straight line.

3. adjustable damping hinge according to claim 2, it is characterized in that, the upper hinge hole corresponding and that linking arm (62) is hinged of described bent axle (61) is the first slide-bar hole (610), and the hinged jointed shaft (22) of bent axle (61) and linking arm (62) can move in the first slide-bar hole (610).

4. adjustable damping hinge according to claim 2, it is characterized in that, the upper hinge hole corresponding and that bent axle (61) is hinged of described linking arm (62) is the second slide-bar hole (620), and the hinged jointed shaft (22) of bent axle (61) and linking arm (62) can move in the second slide-bar hole (620).

5. according to the described adjustable damping hinge of claim 1 to 4 any one, it is characterized in that, between described base (4) and pivoted arm (3), also be provided with transfer arm (8), damper (5) is placed in the cavity that base (4) and transfer arm (8) form, and transfer arm (8) can move relative to base (4) and pivoted arm (3).

6. adjustable damping hinge according to claim 5, it is characterized in that, described damper (5) includes cylinder body (51), piston rod (52) and is arranged on the piston in cylinder body (51), one end of piston rod (52) is connected with piston, the other end of piston rod (52) stretches out in outside cylinder body (51), and it is hinged that piston rod (52) stretches out in cylinder body (51) outer an end and linking arm (62), and the position of cylinder body (51) in the cavity that base (4) and transfer arm (8) form is adjustable.

7. adjustable damping hinge according to claim 6, it is characterized in that, in the cavity that described base (4) and transfer arm (8) form, also be provided with movably adjustment sheet (9), one end of adjustment sheet (9) is connected with the cylinder body (51) of damper (5), and the other end of adjustment sheet (9) and pivoted arm (5) are flexibly connected.

8. adjustable damping hinge according to claim 7, is characterized in that, cylinder body (51) outer wall of described damper (5) is provided with block (511), and the end that adjustment sheet (9) is connected with the cylinder body (51) of damper (5) can contact with block (511).

9. adjustable damping hinge according to claim 7, is characterized in that, the end that described adjustment sheet (9) is connected with pivoted arm (5) is articulated and connected by eccentric nail (101) and pivoted arm (5).

10. according to the described adjustable damping hinge of claim 1 to 4 any one, it is characterized in that, described elastic component (7) is torsion spring, torsion spring set is contained on the jointed shaft (21) of connecting rod (2) and pivoted arm (3), first, second external part of torsion spring (71,72) compresses respectively the bent axle (61) of pivoted arm (3) and bent axle connector (6), and torsion spring makes hinge cup (1) have closing force by bent axle (61).