CN203361822U

CN203361822U - Adjustable damping hinge

Info

Publication number: CN203361822U
Application number: CN 201320466552
Authority: CN
Inventors: 戴贵阳
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-08-01
Filing date: 2013-08-01
Publication date: 2013-12-25
Anticipated expiration: 2023-08-01

Abstract

The utility model relates to an adjustable damping hinge. The adjustable damping hinge comprises a hinge cup, a connecting rod, a hinge arm, a base, a damper, a crankshaft connector and an elastic member which enables the hinge cup to have closing force, wherein the hinge arm is adjustably mounted on the base, the damper is arranged between the base and the hinge arm, a cylinder of the damper is hinged to the hinge arm through an adjusting sheet, 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 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 hinged to a piston rod of the damper through the connecting arm, the position between the two ends of the crankshaft is further hinged to the hinge arm, the connecting arm is further hinged to the hinge arm, and connecting lines of hinged positions between the connecting arm and the hinge arm as well as between the crankshaft and the piston rod are of a triangle. According to the adjustable damping hinge, during door opening or closing, the hinge cup drives the crankshaft to rotate, and the crankshaft pushes or pulls the piston rod of the damper so as to realize the buffering of door opening and door closing; the connection between the crankshaft and the piston rod is realized through an integral connecting arm, so that the transmission structure is relatively simple, and the transmission is reliable.

Description

The adjustable damping hinge

Technical field

The utility model is a kind of hinge, and the adjustable damping hinge that particularly a kind of furniture door is used 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 putting bad or frangible article in cabinet, breaks.Chinese utility model 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 comprise can be with respect to the piston rod of snubber housing motion the closing movement for buffer unit; Wherein, snubber is configured to 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 purpose of this utility model be for above-mentioned problem, propose 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 utility model is taked: 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, damper is placed in the cavity that base and pivoted arm form, 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 the piston rod of 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, also be provided with movably adjustment sheet in the cavity formed between described base and pivoted arm, one end of adjustment sheet is connected with the cylinder body of damper, the other end of adjustment sheet and pivoted arm are flexibly connected.

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.If need to change buffer time, change the movable distance of cylinder body in cavity by the position that changes adjustment sheet, change buffer time by changing bumper angle.

Further, above-mentioned linking arm is hinged with the crankshaft and piston bar 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 piston rod, 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 piston rod 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 piston rod forms triangular relationship jointly, in the switch gate process, linking arm swings around the jointed shaft of linking arm and pivoted arm, thereby realizes driving the piston rod of 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 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.

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

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 the movable distance of cylinder body in cavity simultaneously, 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 utility model 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 subject 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 utility model schematic diagram in the position of dress plate.

The axonometric drawing that Fig. 2 is adjustable damping hinge of the present utility model.

The collapse state figure at closing time that Fig. 3 is adjustable damping hinge of the present utility model.

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

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

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

The damper structure figure that Fig. 7,8 is adjustable damping hinge of the present utility model.

The adjustment sheet structure chart that Fig. 9 is adjustable damping hinge of the present utility model.

The explosive view that Figure 10 is adjustable damping hinge of the present utility model.

The specific embodiment

Below in conjunction with drawings and Examples, the utility model is described in further detail.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 utility model 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 hinge 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 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, linking arm 62 is hinged through hinge hole 622 and pivoted arm 3 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.

Also be provided with movably adjustment sheet 9 in the cavity that above-mentioned base 4 and transfer arm 8 form, 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.Follow closely 101 by rotating eccentricity 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, this process that cylinder body 51 moves between adjustment sheet 9 and axle 23 is due to the damping action that is not subject to damper 5, and the speed that therefore door body switch gate rotates is all than faster.If the switch gate process is subject 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, apply external force along the direction of closing the door, 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, along the direction of opening the door, apply external force, 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 that the wherein end of an end of these two jointed shafts is to link together.Regulate silk 102 and rotation regulating wheel 103 and can regulate pivoted arm 3 arm 8 that relatively moves and move forward and backward by unscrewing, 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 utility model is used, hinge cup 1 is 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 utility model at collapse state at closing time., Fig. 2 is the utility model 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, bent axle 61 jointed shaft 22 hinged with linking arm 62 contacts by contacting with the first slide-bar hole 610 right-hand members 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 subject 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, bent axle 61 jointed shaft 22 hinged with linking arm 62 contacts by contacting with the first slide-bar hole 610 left ends 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 subject 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 to adjust the buffer time of closing the door and opening the door, realize changing the total time of switch gate, follow closely 101 to certain angle by direct rotating eccentricity, 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, above-described embodiment of the present utility model is only for the utility model example clearly is described, and is not the restriction to embodiment of the present utility model.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 spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in the protection domain of the utility model claim.

Claims

1. an 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) there is 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, damper (5) is placed in the cavity that base (4) and pivoted arm (3) form, 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 the piston rod (52) of 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), also be provided with movably adjustment sheet (9) in the cavity formed between described base (4) and pivoted arm (3), one end of adjustment sheet (9) is connected with the cylinder body (51) of damper (5), the other end of adjustment sheet (9) and pivoted arm (5) are flexibly connected.

2. adjustable damping hinge according to claim 1, it is characterized in that, described linking arm (62) is hinged with bent axle (61) and piston rod (52) 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 piston rod (52), 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 piston rod (52) 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. adjustable damping hinge according to claim 1, 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).

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

7. adjustable damping hinge according to claim 6, 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).

8. according to the described adjustable damping hinge of claim 1 to 5 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).