CN2821079Y

CN2821079Y - Door type hinge

Info

Publication number: CN2821079Y
Application number: CN 200520105377
Authority: CN
Inventors: 林明正
Original assignee: Individual
Current assignee: Jian Guohui; Lin Mingzheng
Priority date: 2005-09-21
Filing date: 2005-09-21
Publication date: 2006-09-27
Anticipated expiration: 2015-09-21

Abstract

A kind of can be with the door type hinge of door-plate hanging deck on a doorframe, it comprises one and is installed in doorframe installation unit on the doorframe, one and is installed in the door-plate holder on the door-plate, a bindiny mechanism, and one can make door-plate slowly near the buffer gear of doorframe.Feature of the present utility model is the structure that changes bindiny mechanism, connects doorframe installation unit and door-plate holder with several pieces deflection films that pile up, and described deflection film that piles up and the while cylinder between centers with a cushion dashpot of buffer gear connects in succession.The deflection film of borrowing multi-disc to pile up is connected between doorframe installation unit and door-plate holder, can improve the structural strength of bindiny mechanism, and then prolongs the application life of door type hinge.

Description

Door type hinge

Technical field

The utility model relates to a kind of type hinge, particularly relates to a kind of door-plate can being suspended on the doorframe, and the door type hinge that can change between an open position and a fastening position of the door-plate that hangs.

Background technology

Consult Fig. 1,2, existing door type hinge 1 can be suspended on a door-plate 11 on the doorframe 12, it comprises: one is installed in doorframe installation unit 13, on the doorframe 12 is fixedly mounted in door-plate holder 14, a bindiny mechanism 2 on the door-plate 11, and a buffer gear 15 that is installed in doorframe installation unit 13 inside.Doorframe installation unit 13 comprises: one is fixed on the fixing base 131 on the doorframe 12, an and mount pad 132 that is installed on the fixing base 131 disassembledly, since improvement of the present utility model and mount pad 132 how with fixing base 131 in conjunction with and separate irrelevant, so no longer explanation.Mount pad 132 have two between the upper and lower every first fin 133, door-plate holder 14 has second fin 141 of two upper and lower settings, buffer gear 15 comprises the cushion dashpot 151 that is installed in 133 of first fins, and borrows the buffering movement parts 154 that pivot 152 is connected with the cylinder axle 153 of cushion dashpot 151.

Bindiny mechanism 2 comprises: a connection piece 21, with connector 21 with first pivot 22 that can the pivot mode be erected at 133 of first fins, with connecting piece 21 with second pivot 23 that can the pivot mode be erected at 141 of second fins, be located in torque spring 24 on first pivot 22, deflection piece 25, deflection piece 25 be connected the 3rd pivot 26, the 4th pivot 27 of 133,141 of first and second fins and the Wushu axle 28 that connects moving part 154 and deflection piece 25.The axle that deflection piece 25 has two intervals and supplies the 3rd and the

4th pivot

26,27 to plug is respectively inserted a portion 251, and is engaged on the sheet noumenon portion 252 that described axle is inserted 251 in portion, and two pivot ears 253 of giving prominence to and supplying the 6th pivot 28 to wear from body 252, torque spring 24 has first spike 241 of a contact on connector 21, and second spike 242 that is resisted against on the body 252.

When an existing door type hinge 1 was positioned at the open position of Fig. 2, the cylinder axle 153 of cushion dashpot 151 contracted toward cylinder interior, and this moment, the angle of 241,242 of two spikes of torque spring 24 enlarged, and accumulated reset response power.When door-plate 11 is transformed into fastening position by open position, the torsion that torque spring 24 is accumulated can give door-plate 11 one active forces of closing the door, the moving part 154 that rotates simultaneously can be fulcrum deflection with the 3rd pivot 26, and draw outside the cylinder axle 153 with cushion dashpot 151, this strand is outer to draw active force can produce drag, and makes door-plate 11 have the effect of buffering in the moment of closing.

Though existing door type hinge 1 can be suspended on door-plate 11 on the doorframe 12, having at closing time door-plate 11 simultaneously walks unhurriedly and relies on the advantage of doorframe 12, but show after tested, this door type hinge 1 will produce damage when using about 20,000 times, the position of damaging concentrates on the deflection piece 25 of being reeled and being formed by sheet metal usually, that is to say, the deflection piece 25 of door type hinge 1 was to make body 252 and the slotting portion 251 of axle by sheet metal in the past, on body 252, weld described pivot ear 253 then, the deflection piece 25 of this kind plate form is relatively poor on structural strength, can have influence on an application life of type hinge 1.

The utility model content

It is good that the purpose of this utility model provides a structural strength, and have the door type hinge than the long life.

Door type hinge of the present utility model is that a door-plate is suspended on the doorframe, it comprises a doorframe installation unit that is installed on the doorframe and has two first fins, a door-plate holder that is fixedly mounted on the door-plate and has two second fins, a bindiny mechanism that is connected between described doorframe installation unit and door-plate holder, and buffer gear that is installed on the doorframe installation unit and has a cushion dashpot, bindiny mechanism comprises a connector that pivotally is erected between first and second fin, and a torque spring that makes door-plate when open position, accumulate reset response power, cushion dashpot has a cylinder axle.

Of the present utility model being characterised in that; Bindiny mechanism also comprises the main deflection sheet that several pieces pile up each other, every main deflection sheet all has first pivot portion that pivotally is installed between first fin, second pivot portion that pivotally is installed between second fin, a connection board that is connected between first and second pivot portion, and buffering connecting portion that extends to buffer gear by first pivot portion, but buffer gear also comprises first swivel base that a pivot swinging rack is located between first fin and is connected with the cylinder axle of cushion dashpot, and second swivel base between buffering linking part that is connected first swivel base and main deflection sheet.

The main deflection sheet of borrowing multi-disc to pile up is connected between first and second fin and swivel base, can improve the structural strength of bindiny mechanism, and then prolongs the application life of door type hinge.

Description of drawings

Below by most preferred embodiment and accompanying drawing door type hinge of the present utility model is elaborated, in the accompanying drawing:

Fig. 1 is a kind of three-dimensional exploded view of existing door type hinge;

Fig. 2 is the assembled sectional view of existing door type hinge;

Fig. 3 is the assembled sectional view of the preferred embodiment of the utility model door type hinge, and door type hinge is positioned at open position among the figure;

Fig. 4 is the part three-dimensional exploded view of preferred embodiment, separately the bindiny mechanism and the buffer gear of show gate type hinge; And

Fig. 5 is the assembled sectional view of a similar Fig. 3, and door type hinge is positioned at fastening position among the figure.

The specific embodiment

Consult Fig. 3,4, the preferred embodiment of the utility model door type hinge 3 can be suspended on door-plate 31 on the doorframe 32, it comprises one and is installed in doorframe installation unit 33 on the doorframe 32, one and is fixedly mounted in the door-plate holder 34 on the door-plate 31, a bindiny mechanism 4, and a buffer gear 5 that is installed in doorframe installation unit 33 inside.Wherein doorframe installation unit 33 have two between the upper and lower every first fin 331, door-plate holder 34 also have two between the upper and lower every second fin 341.Because the structure of doorframe installation unit 33 and door-plate holder 34 and the utility model improvement point are irrelevant, so no longer describe in detail.

Bindiny mechanism 4 of the present utility model is used for connecting doorframe installation unit 33 and door-plate holder 34, and makes door-plate 31 accumulate at closing time active force when opening.Above-mentioned bindiny mechanism 4 comprises: a connector 41, but first pivot 42 that an end of connector 41 is installed in 331 of first fins in pivot pendulum mode, but second pivot 43 that the end in addition of connector 41 is installed in 341 of second fins in pivot pendulum mode, a torque spring 44 that is located on first pivot 42, the main deflection sheet 45 that several pieces overlap each other and fit, the auxiliary deflection sheet 46 of several pieces and described main deflection sheet 45 overlapping applyings, two between the upper and lower every jacket casing 47, one is passed

deflection film

45,46, the 3rd pivot 48 of the jacket casing 47 and first fin 331, and one passed deflection film 45, the 4th pivot 49 of 46 and second fin 341.

Wherein torque spring 44 has first spike 441 of a contact on connector 41, and contact second spike 442 on jacket casing 47 therein.First pivot portion 451 that described main deflection sheet 45 all has a circle and passes for the 3rd pivot 48, a circle and second pivot portion 452 passing for the 4th pivot 49, one is connected described pivot portion 451,452 connection board 453, and buffering connecting portion 454 that passes to buffer gear 5 directions from first pivot portion 451, and the structure of auxiliary deflection sheet 46 and main deflection sheet 45 are similar, but lack the buffering connecting portion, just every auxiliary deflection sheet 46 all has first pivot portion 461, second pivot portion 462, and a connection board 463.

Buffer gear 5 of the present utility model comprises: a brace has cushion dashpot 51, first swivel base 52 of a cylinder axle 511, and second swivel base 53, first swivel base 52 be two between the upper and lower every 521 of triangle pin-jointing pieces connect a upright connecting wall 522, have a support end 523 that is triangle relation, a cylinder axle assembling end 524 on this triangle support body, and an interlock end 525.Second swivel base 53 has first linkage part 531 that stretches into 521 of described pin-jointing pieces, and second linkage part 532 that stretches into of the buffering connecting portion 454 of a described main deflection sheet 45 of confession.Buffer gear 5 also comprises the 7th pivot 56 of first linkage part 531 of the 6th pivot 55 of the Wushu axle 54 of a support end 523 that passes first fin 331 and first swivel base 52, a cylinder axle assembling end 524 that passes the cylinder axle 511 and first swivel base 52, interlock end 525 that passes first swivel base 52 and second swivel base 53, and the 8th pivot 57 of the buffering connecting portion 454 of second linkage part 532 of passing second swivel base 53 and main deflection sheet 45.

When door type hinge 3 of the present utility model is positioned at the open position of Fig. 3, the cylinder axle 511 retraction cylinder bodies of cushion dashpot 51, and two feets 441,442 of torque spring 44 are the expansion shape.

Cooperate Fig. 5, when door of the present utility model type hinge 3 is transformed into fastening position by open position, the user need be applied to door-plate 31 one directed force F, make door-plate holder 34 rely on doorframe installation unit 33 gradually, in this process, torque spring 44 can disengage the reset response power of accumulating, make second pivot 43 with first pivot 42 be fulcrum gradually near doorframe 32, and then drive the 4th pivot 49, door-plate holder 34 and described

deflection film

45,46 and rely on doorframe 32 together.When main deflection part 45 is fulcrum with the 3rd pivot 48, its buffering connecting portion 454 also can indicate the direction swing along Fig. 5 arrow, and therefore affect first and second

swivel base

52,53 pivots of buffer gear 5 to put, the cylinder axle 511 that drives cushion dashpot 51 at last is outstanding, when the cylinder axle 511 of cushion dashpot 51 is outwards outstanding, the buffer medium of priming inside is moved and produce the buffering drag, prevent that door-plate 31 is in the purpose of Fast Collision doorframe 12 at closing time thereby reach.The utility model is opened the action of door-plate 31, is the position that is transformed into Fig. 3 by the position of Fig. 5, so no longer explanation.

What should further specify is, the utility model hinge 3 in design, mainly be to utilize connector 41 and described

deflection piece

45,46 to connect doorframe installation unit 33 and door-plate holder 34, wherein main deflection part 45 is made indirect interlock with the cylinder axle 511 of cushion dashpot 51 simultaneously, but because main deflection part 45 of the present utility model is that slices are piled up applying, therefore, it can produce splendid structural strength, and also being several pieces, the buffering connecting portion 454 of described main deflection part 45 is close together, so the annexation of 5 of bindiny mechanism 4 and buffer gears is also very firm.In the process of door-plate 31 at Push And Release, by the applying of piling up of a plurality of

deflection films

45,46, this pass can produce splendid structural strength with novel.According to creator's actual test, the existing door type hinge shown in Fig. 1,2 is when doing the durable tolerance test, and this deflection piece will can not use because of distortion in the time of 20,000 times greatly.But

deflection film

45,46 designs that sheet of the present utility model is piled up, its structural strength obviously increases, when durable tolerance is tested, the utility model may be up to few more than 60,000 times, that is to say, the utility model can significantly improve a structural strength of type hinge 3, and therefore prolongs the application life of door type hinge 3.

Claims

1. door type hinge, a door-plate is suspended on the doorframe, it comprises a doorframe installation unit that is installed on the doorframe and has two first fins, a door-plate holder that is fixed on the door-plate and has two second fins, a bindiny mechanism that is connected between described doorframe installation unit and door-plate holder, and buffer gear that is installed on the doorframe installation unit and has a cushion dashpot, bindiny mechanism comprises a connector that pivotally is erected between first and second fin, and a torque spring that makes door-plate cumulative effect power when open position, described cushion dashpot has a cylinder axle; It is characterized in that:

Bindiny mechanism also comprises the main deflection sheet that several pieces pile up each other, every main deflection sheet all has first pivot portion that pivotally is installed between first fin, second pivot portion that pivotally is installed between second fin, one is connected described connection board between pivot portion, and buffering connecting portion that extends to buffer gear by first pivot portion, buffer gear comprises that also one pivotally is erected between first fin and first swivel base that is connected with the cylinder axle of cushion dashpot, and second swivel base between buffering connecting portion that is connected first swivel base and main deflection sheet.

2. door type hinge as claimed in claim 1, it is characterized in that: bindiny mechanism also comprises the auxiliary deflection sheet of several pieces and the overlapping applying of described main deflection sheet, every auxiliary deflection sheet all has second pivot portion that second pivot portion of first pivot portion that first pivot portion of and main deflection sheet fit, and main deflection sheet fits, and the connection board that is connected the board applying of and main deflection sheet.

3. door type hinge as claimed in claim 2, it is characterized in that: bindiny mechanism also comprises: but end with connector is installed between first fin in pivot pendulum mode and passes first pivot of torque spring, but one is installed in second pivot between second fin with the in addition end of connector in pivot pendulum mode, one is passed first pivot portion of described deflection film and the 3rd pivot of first fin, and there is the 4th pivot of second fin in second pivot portion passing described deflection film, buffer gear also comprises a Wushu axle that passes the support end of described first fin and first swivel base, the 6th pivot that passes the cylinder axle assembling end of the cylinder axle and first swivel base, the 7th pivot of first linkage part of the interlock end that passes first swivel base and second swivel base, and the 8th pivot of the buffering connecting portion of second linkage part of passing second swivel base and main deflection sheet.

4. door type hinge as claimed in claim 3, it is characterized in that: bindiny mechanism also comprises two jacket casings that are set on the 3rd pivot, torque spring has first spike that leans on connector, and second spike that leans therein on the jacket casing.