CN203430241U

CN203430241U - Heavy Duty Silent Hinge

Info

Publication number: CN203430241U
Application number: CN201320569081.8U
Authority: CN
Inventors: 戴贵阳
Original assignee: Individual
Current assignee: Sugatsune Kogyo Co Ltd
Priority date: 2013-09-14
Filing date: 2013-09-14
Publication date: 2014-02-12
Anticipated expiration: 2023-09-14

Abstract

The utility model relates to a heavy load silence hinge, including hinge cup, link assembly, hinge arm, base, bent axle subassembly and the elastic component that makes the hinge cup have the closing force, the hinge arm is adjustable to be installed on the base, the link assembly includes connecting rod and connecting rod axle sleeve, and one end of connecting rod is articulated with the hinge cup, and the other end of connecting rod is articulated with the hinge arm, and the connecting rod axle sleeve is respectively nested in the first hinge hole at both ends of connecting rod; the crankshaft component comprises a crankshaft, a crankshaft shaft sleeve and a crankshaft fixing shaft sleeve, one end of the crankshaft is hinged to the hinged cup, the other end of the crankshaft is hinged to the hinged arm, the crankshaft shaft sleeve is sleeved in a second hinged hole, corresponding to the hinged cup, in the crankshaft, the crankshaft fixing shaft sleeve is sleeved in a third hinged hole, corresponding to the hinged arm, in the crankshaft, the hinged cup drives the crankshaft and the connecting rod to rotate in the door opening or closing process, the door opening and the door closing are achieved, and due to the fact that the shaft sleeves are arranged in the hinged holes of the crankshaft and the connecting rod, friction resistance is small in the transmission process, and the purpose of muting is achieved.

Description

Heavy load mute hinge

Technical field

The utility model is a kind of hinge, particularly a kind of furniture door use heavy load mute hinge, belong to the improvement technology of hinge.

Background technology

At present, furniture industry, when manufacturing furniture, generally makes to be hinged 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.But existing hinge is opening the door or is closing the door in process, because the frictional resistance between tumbler (connecting rod, bent axle etc.) and rotating shaft is larger, therefore can produce larger sound, especially when hinge is used on heavier cabinet door, the sound sending during switch gate is larger, and the wearing and tearing of the hinge hole of tumbler are also very fast, the life-span of having reduced hinge.

Summary of the invention

The purpose of this utility model is that for above-mentioned problem, to propose in a kind of switch gate process noise little, the hinge that the life-span is long.

In order to achieve the above object, the technical scheme that the utility model is taked: a kind of heavy load mute hinge, comprise hinged cup, link assembly, pivoted arm, base, crankshaft group and make to cut with scissors the elastic component that cup has closing force, described pivoted arm is adjustable to be arranged on base, described link assembly comprises connecting rod and connecting rod bearing, one end of connecting rod is hinged with hinge cup, and the other end and the pivoted arm of connecting rod are hinged, and connecting rod bearing is set in first hinge hole at connecting rod two ends; Crankshaft group comprises bent axle, bent axle axle sleeve and bent axle fixed hub, one end of bent axle is hinged with hinge cup, the other end and the pivoted arm of bent axle are hinged, described bent axle axle sleeve is sleeved on bent axle in corresponding and the second hinged hinge hole of hinge cup, and bent axle fixed hub is sleeved on bent axle in corresponding and the 3rd hinged hinge hole of pivoted arm.

In such scheme, open the door or close the door in process, hinge cup drives a crankshaft-and-connecting-rod to rotate, and realizes and opens the door and close the door, and because the hinge hole of crankshaft-and-connecting-rod is all with axle sleeve, so in transmission process, frictional resistance is little, thereby reaches quiet object.

The outer end of above-mentioned connecting rod bearing is provided with the first axle sleeve bulge loop, and the first axle sleeve bulge loop is positioned at the outside of connecting rod; The outer end of described bent axle axle sleeve is provided with the second axle sleeve bulge loop, and the second axle sleeve bulge loop is positioned at the outside of bent axle.Because hinge needs the weight of support door body, conventionally hinge need to bear axial force, axle sleeve bulge loop can avoid the outside of connecting rod and bent axle directly to contact with pivoted arm with hinge cup, has reduced the frictional force of connecting rod and bent axle and hinge cup and pivoted arm, thereby has further reached quiet object.

Further, the outer end of above-mentioned bent axle fixed hub is provided with fixed block, and fixed block is between the inside wall and bent axle of pivoted arm.Fixed block not only can prevent that bent axle from endwisely slipping, and also avoids bent axle to contact with pivoted arm simultaneously, reduces frictional force.

Between first hinge hole at above-mentioned connecting rod bearing and connecting rod two ends, be provided with the first stop mechanism that prevents that connecting rod bearing from rotating relative to the first hinge hole; Between the second hinge hole of bent axle axle sleeve and bent axle, be provided with the second stop mechanism that prevents that bent axle axle sleeve from rotating relative to the second hinge hole.

Further, above-mentioned the first stop mechanism comprises the first projection that is located at connecting rod bearing outside and the first groove that is located at the hole wall of the first hinge hole, the first projection can with the first groove fit; Or first projection and the set location swap of the first groove; Described the second stop mechanism comprises the second projection that is located at bent axle axle sleeve outside and the second groove that is located at the hole wall of the second hinge hole, the second projection can with the second groove fit; Or second projection and the set location swap of the second groove.

In order to realize the position, four directions, position of pivoted arm, regulate, be also provided with transfer arm between above-mentioned base and pivoted arm, transfer arm links with base is adjustable, and pivoted arm is connected with transfer arm is adjustable.

In order to realize six orientation, position of pivoted arm, regulate, be also provided with fixed arm between above-mentioned transfer arm and base, fixed arm is connected with base is adjustable, and transfer arm is connected with fixed arm is adjustable.

Above-mentioned elastic component is torsion spring, and pivoted arm is provided with torsion axis, and torsion spring set is contained on torsion axis, and first, second external part of torsion spring is pressed in respectively on pivoted arm and bent axle, and torsion spring makes to cut with scissors cup by bent axle closing force.

In order to reduce the frictional force of torsion spring and torsion axis, between above-mentioned torsion spring and torsion axis, be also set with spring axle sleeve.

Another program, above-mentioned elastic component is torsion spring, and pivoted arm is provided with torsion axis, and torsion spring set is contained on torsion axis; Described crankshaft group also comprises torsion spring interstage sleeve and fixed axis, torsion spring interstage sleeve is sleeved on fixed axis, and fixed axis is connected with bent axle one end near pivoted arm, first, second external part of torsion spring is pressed in respectively on pivoted arm and torsion spring interstage sleeve, and the hinged place of bent axle and pivoted arm is positioned at the inner side of fixed axis present position.Torsion spring is pressed on torsion spring interstage sleeve, and power passes to bent axle by fixed axis, thereby make to cut with scissors cup, has closing force.

In order to prevent that bent axle fixed hub from rotating relative to bent axle, above-mentioned fixed block is offered hole in the position of corresponding fixed axis, and the two ends of fixed axis are stretched into respectively in the hole of fixed block of respective side.

The utility model is owing to being set with axle sleeve between the hole of the connecting portion at connecting rod, bent axle and axle, opening the door or closing the door in process, hinge cup drives crankshaft-and-connecting-rod to rotate, effect due to axle sleeve, therefore in transmission process, frictional resistance is little, thereby reach quiet object, and connecting rod and bent axle directly do not contact with pivoted arm with hinge glass, further improved quiet object yet; Hinge arrangement compact and reasonable of the present utility model, compares the door that existing hinge can carry heavy load in addition.

Accompanying drawing explanation

Fig. 1 is the outside drawing of the heavy load mute hinge of embodiment 1.

Fig. 2 is the explosive view of the heavy load mute hinge of embodiment 1.

Fig. 3 is the collapse state figure at closing time of the heavy load mute hinge of embodiment 1.

Open mode figure when Fig. 4 is the opening the door of heavy load mute hinge of embodiment 1.

Fig. 5 be embodiment 1 the structure chart of link assembly of heavy load mute hinge.

Fig. 6 be embodiment 1 the explosive view of link assembly of heavy load mute hinge.

Fig. 7 be embodiment 1 the structure chart of crankshaft group of heavy load mute hinge.

Fig. 8 be embodiment 1 the explosive view of crankshaft group of heavy load mute hinge.

Fig. 9 is the base of embodiment 1 and the explosive view at pivoted arm position.

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 features and explanation thereof may to omit be understandable.

Embodiment 1

The structure of heavy load mute hinge of the present utility model is as described in Fig. 1,2,3,4,9, comprise hinged cup 1, link assembly 2, pivoted arm 3, base 4, crankshaft group 5, fixed arm 10, transfer arm 16 and make hinge cup 1 have the elastic component 6 of closing force, the elastic component 6 of the present embodiment is torsion spring.Pivoted arm 3 is placed in the top of base 4, fixed arm 10 and transfer arm 16 are placed between base 4 and pivoted arm 3, and fixed arm 10 is positioned at the below of transfer arm 16, pivoted arm 3 is by connecting

axle

17, 19 are connected with transfer arm 16, make pivoted arm 3 arm 16 that relatively moves the movement along X-direction can not occur, transfer arm 16 is connected with fixed arm 10 by connecting axle 18, and connecting axle 18 connects base 4 and fixed arm 10 through the hole 41 on base 4, transfer arm 16 drives pivoted arm 3 along X-direction, to move relative to fixed arm 10, and the relative fixed arm 10 of pivoted arm 3 kinetic energy transfer arm 16 regulates along Z axis, fixed arm 10 can drive pivoted arm 3 base 4 relative to transfer arm 16 moving along y-axis shift, as Fig. 2, shown in 9, between pivoted arm 3 and fixed arm 10, be provided with and regulate silk 11, regulate lower end and fixed arm 10 snappings of silk 11, regulate the upper end of silk 11 to withstand pivoted arm 3, by rotation, regulate silk 11 can change front end and the distance between fixed arm 10 (the front end edge Z axis that is pivoted arm 3 moves) of pivoted arm 3, between fixed arm 10 and transfer arm 16, be provided with the first regulating wheel 12, by rotating the first regulating wheel 12, can make transfer arm 16 drive pivoted arm 3 to move along X-axis relative to fixed arm 10, between base 4 and fixed arm 10, be also provided with the second regulating wheel 20, by rotating the second regulating wheel 20, can make fixed arm 10 drive transfer arm 16 base 4 relative to pivoted arm 3 moving along y-axis shift, wherein link assembly 2 comprises connecting rod 21 and connecting rod bearing 22, the first hinge hole 211 is offered respectively at the two ends of connecting rod 21, connecting rod bearing 22 is sleeved in the first hinge hole 211, and one end of connecting rod bearing 22 respective link 21 left and right sides is respectively equipped with the first axle sleeve bulge loop 221, as shown in Figure 5,6.The two ends of connecting rod 21 are hinged with hinge cup 1 and pivoted arm 3 respectively through the first hinge hole 211 by the first jointed shaft 13, and connecting rod bearing 22 is between the first jointed shaft 13 and the hole wall of the first hinge hole 211, the first axle sleeve bulge loop 221 of close hinge cup 1 one end is between connecting rod 21 and hinge cup 1, the first axle sleeve bulge loop 221 of close pivoted arm 3 one end is between connecting rod 21 and pivoted arm 3, avoided connecting rod 21 directly to contact with pivoted arm 3 with hinge cup 1, reduce the frictional force between connecting rod 21 and hinge cup 1 and pivoted arm 3, reach muting function.Crankshaft group 5 comprises bent axle 51, bent axle axle sleeve 52, bent axle fixed hub 53, torsion spring interstage sleeve 54 and fixed axis 55, the two ends of described bent axle 51 offer respectively the second hinge hole 511 and the 3rd hinge hole 512, bent axle axle sleeve 52 is sleeved in the second hinge hole 511, one end of the corresponding bent axle of bent axle axle sleeve 52 51 left and right sides is provided with the second axle sleeve bulge loop 521, bent axle fixed hub 53 is sleeved in the 3rd hinge hole 512, torsion spring interstage sleeve 54 is sleeved on fixed axis 55, and fixed axis 55 is arranged on bent axle 51 near one end of the 3rd hinge hole 512, the 3rd hinge hole 512 is positioned at the inner side of fixed axis 55 present positions, be that the 3rd hinge hole 512 is between the second hinge hole 511 and fixed axis 55 present positions, one end of the corresponding bent axle of bent axle fixed hub 53 51 left and right sides is respectively equipped with fixed block 531, fixed block 531 is structure as a whole with bent axle fixed hub 53, fixed block 531 is offered hole 532 in the position of corresponding fixed axis 55, the two ends of fixed axis 55 are stretched into respectively in the hole 532 of fixed block 531 of respective side, bent axle fixed hub 53 and fixed block 531 can not rotated relative to bent axle 51, as Fig. 7, shown in 8, one end of bent axle 51 is hinged with hinge cup 1 through the second hinge hole 511 by mount pin 14, bent axle axle sleeve 52 is between the hole wall and mount pin 14 of the second hinge hole 511, the other end of bent axle 51 is hinged with pivoted arm 3 through the 3rd hinge hole 512 by the second jointed shaft 15, bent axle fixed hub 53 is between the 3rd hinge hole 512 and the 3rd hinge hole 512, and the second axle sleeve bulge loop 521 is between bent axle 51 and hinge cup 1, fixed block 531 is between the inside wall and bent axle 51 of pivoted arm 3, avoided bent axle 51 directly to contact with pivoted arm 3 with hinge cup 1, reduce the frictional force between bent axle 51 and hinge cup 1 and pivoted arm 3.

In the present embodiment, above-mentioned connecting rod bearing 22 and the first axle sleeve bulge loop 221 are structure as a whole, and bent axle axle sleeve 52 and the second axle sleeve bulge loop 521 are structure as a whole.Between first hinge hole 211 at above-mentioned connecting rod bearing 22 and connecting rod 21 two ends, be provided with the first stop mechanism that prevents that connecting rod bearing 22 from rotating relative to the first hinge hole 211; Between the second hinge hole 511 of bent axle axle sleeve 52 and bent axle 51, be provided with the second stop mechanism that prevents that bent axle axle sleeve 52 from rotating relative to the second hinge hole 511.

Above-mentioned the first stop mechanism comprises the first projection 911 that is located at connecting rod bearing 22 outsides and the first groove 912 that is located at the hole wall of the first hinge hole 211, the first projection 911 can coordinate with the first groove 912, guarantee that connecting rod bearing 22 can not rotate relative to the first hinge hole 211, improve muting function; Above-mentioned the second stop mechanism comprises the second projection 921 that is located at bent axle axle sleeve 52 outsides and the second groove 922 that is located at the hole wall of the second hinge hole 511, the second projection 921 can coordinate with the second groove 922, guarantee that bent axle axle sleeve 52 can not rotate relative to the second hinge hole 511, improves muting function.

In the present embodiment, above-mentioned elastic component 6 is torsion spring, and pivoted arm 3 is provided with torsion axis 7, and torsion spring set is contained on torsion axis 7; First, second

external part

61,62 of torsion spring is pressed in respectively on pivoted arm 3 and torsion spring interstage sleeve 54, between torsion spring and torsion axis 7, is also set with spring axle sleeve 8, reduces the frictional force of torsion spring and torsion axis 7, further improves muting function.

When hinge of the present utility model is used, base 4 is fixed on doorframe, hinge cup 1 is fixed on a body, by regulating respectively silk the 11, first regulating wheel 12, the second regulating wheel 20, can realize Men Tiliu orientation and regulate, so that do not need a door body or doorframe and hinge to separate to carry out adjustment doors body, the fast and convenient fine cooperation that realizes Men Tiyu doorframe.

Hinge of the present utility model is because the connecting portion of connecting rod 21 and bent axle 51 is all set with axle sleeve, therefore in transmission process, frictional resistance is little, thereby reach quiet object, hinge arrangement compact and reasonable of the present utility model, compares the door that existing hinge can carry heavy load in addition.

Embodiment 2

The present embodiment the structure of heavy load mute hinge similar to Example 1, one of its difference: above-mentioned crankshaft group 5 consists of bent axle 51, bent axle axle sleeve 52, bent axle fixed hub 53, compare embodiment 1 and reduced torsion spring interstage sleeve 54 and fixed axis 55, first, second

external part

61,62 of torsion spring is pressed in respectively on pivoted arm 3 and bent axle 51; Two: the first set location swaps of projection the 911 and first groove 912 of its difference, the set location swap of second projection the 921 and second groove 922, that is, the first groove 912 is opened in the lateral wall of connecting rod bearing 22, and the first projection 911 is located at the hole wall of the first hinge hole 211; The second groove 922 is opened in the outer wall of bent axle axle sleeve 52, and the second projection 921 is located at the hole wall of the second hinge hole 511.

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 is clearly 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. A heavy-duty silent hinge, comprising a hinge cup, a connecting rod assembly, a hinge arm, a base, a crankshaft assembly and an elastic member that enables the hinge cup to have a closing force, the hinge arm can be adjusted to be installed on the base, and is characterized in that , the connecting rod assembly includes a connecting rod and a connecting rod bushing, 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, and the connecting rod bushing is respectively set in the first hinge holes at both ends of the connecting rod The crankshaft assembly includes a crankshaft, a crankshaft sleeve and a fixed crankshaft sleeve. One end of the crankshaft is hinged to the hinge cup, and the other end of the crankshaft is hinged to the hinge arm. In the hole, the fixed axle sleeve of the crankshaft is sleeved in the third hinged hole corresponding to the hinged arm on the crankshaft.

2. The heavy-duty silent hinge according to claim 1, characterized in that, the outer end of the connecting rod sleeve is provided with a first sleeve protruding ring, and the first sleeve protruding ring is located on the outside of the connecting rod; The outer end of the crankshaft sleeve is provided with a second sleeve protruding ring, and the second sleeve protruding ring is located on the outside of the crankshaft.

3. The heavy-duty silent hinge according to claim 2, characterized in that, the outer end of the crankshaft fixing sleeve is provided with a fixing block, and the fixing block is located between the inner wall of the hinge arm and the crankshaft.

4. The heavy-duty silent hinge according to claim 1, characterized in that, between the connecting rod bushing and the first hinge holes at both ends of the connecting rod, there is a first hinge that prevents the connecting rod bush from rotating relative to the first hinge hole. A stop mechanism; a second stop mechanism for preventing the crankshaft bush from rotating relative to the second hinge hole is provided between the crankshaft bush and the second hinge hole of the crankshaft.

5. The heavy-duty silent hinge according to claim 4, characterized in that, the first stop mechanism comprises a first protrusion provided on the outer side of the connecting rod bushing and a second protrusion provided on the hole wall of the first hinge hole. A groove, the first protrusion can cooperate with the first groove; or the positions of the first protrusion and the first groove are exchanged; the second stop mechanism includes a second The protrusion and the second groove provided on the hole wall of the second hinged hole, the second protrusion can cooperate with the second groove; or the positions of the second protrusion and the second groove are exchanged.

6. The heavy-duty silent hinge according to claim 1, characterized in that, a movable arm is further provided between the base and the hinge arm, the movable arm is adjustablely connected to the base, and the hinge arm is adjustablely connected to the movable arm.

7. The heavy-duty silent hinge according to claim 6, wherein a fixed arm is further provided between the movable arm and the base, the fixed arm is adjustable to the base, and the movable arm is adjustable to the fixed arm.

8. The heavy-duty silent hinge according to any one of claims 1 to 7, wherein the elastic member is a torsion spring, the hinge arm is equipped with a torsion spring shaft, the torsion spring is sleeved on the torsion spring shaft, and the torsion spring The first and second protruding ends of the spring are respectively pressed on the hinge arm and the crankshaft, and a spring sleeve is also sleeved between the torsion spring and the torsion spring shaft.

9. The heavy-duty silent hinge according to any one of claims 3 to 7, wherein the elastic member is a torsion spring, the hinge arm is equipped with a torsion spring shaft, and the torsion spring is sleeved on the torsion spring shaft; The crankshaft assembly also includes a torsion spring retainer and a fixed shaft, the torsion spring retainer is set on the fixed shaft, and the fixed shaft is connected with the end of the crankshaft close to the hinge arm, and the first and second protruding ends of the torsion spring are pressed against the hinge arm respectively. and the torsion spring retaining sleeve, and the hinged part of the crankshaft and the hinge arm is located at the inner side of the position of the fixed shaft, and a spring sleeve is also sleeved between the torsion spring and the torsion spring shaft.

10 . The heavy-duty silent hinge according to claim 9 , wherein the fixing block defines a hole at a position corresponding to the fixing shaft, and the two ends of the fixing shaft respectively extend into the holes of the fixing block on the corresponding side. 11 .