CN201125614Y

CN201125614Y - Buffering door and window hinge

Info

Publication number: CN201125614Y
Application number: CNU2007201761452U
Authority: CN
Inventors: 陈政; 陈尚达
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-09-03
Filing date: 2007-09-03
Publication date: 2008-10-01
Anticipated expiration: 2017-09-03

Abstract

The utility model discloses a buffer door and window hinge, comprising two hinges with a beam barrel and a linkage mechanism arranged in the beam barrel, which are corresponding to a body beam barrel respectively, the linkage mechanism makes the two hinge beam barrel move up and down corresponding to each other, the linkage mechanism comprises a linkage buffer device for preventing the high speed door or window when closing, the linkage buffer device includes a shaft, a lifting rod which is allocated at one end of the shaft and can lift and rotate corresponding to the shaft, a beam barrel screen connecter for the lifting rod and another hinge to lift up and down when fixed rotating. The utility model has simple structure and small volume, being installed in a door or window body or a door or window frame without influencing the appearance of the door or window.

Description

Amortization window hinge

Technical field

The utility model relates to a kind of door and window folding, especially a kind ofly can cushion the Amortization window hinge of closing behind opening of doors and windows.

Background technology

In the prior art, the folding of general door and window is common folding, open if desired at closing time, door can gently be shut, generally above door or window, be provided with door closer, or employing hydraulic cushion formula door closer, or employing vapour-pressure type automatic door closer, for example: utility model patent 88206196.8, name is called a kind of hydraulic cushion formula door closer, and it comprises the hydraulic cylinder that a draw-bar seat, a hydraulic cylinder seat, piston and cylinder diameter change, when closing, piston moves in hydraulic cylinder, through throttling stroke and non-throttling stroke, realizes that many speed of the process of closing the door change.But the mountain is the top of being located at a body in this device, and its complex structure, be unfavorable for attractive in appearance, therefore, a kind of can be installed on a body or doorframe inner and be connected as a single entity with folding, Amortization window hinge simple in structure, that do not influence the door and window outward appearance becomes required.

Application number is that 02243797.5 Chinese patent is the improvement of the applicant at above-mentioned hydraulic cushion formula door closer, a kind of Amortization window hinge is disclosed, comprise the folding of being made up of active page plate, fixed leaf plate and hinge pin, it further is provided with a hydraulic damping device and a transmission mechanism that is connected that is used to be connected folding and buffer that is located in a body or the doorframe.This Amortization window hinge passes through hydraulic damping device, make door and window when opening or closing, play the effect of buffering, having solved existing folding does not have buffer and establishes the problems such as appearance effect that buffer then influences door and window in addition, but the said structure volume is bigger, the connection of connecting rod is relatively more fragile, damage easily, and production is installed cumbersome.

In view of this special the utility model that proposes.

The utility model content

The technical problems to be solved in the utility model is to overcome the deficiencies in the prior art, provides a kind of volume Amortization window hinge little, simple in structure, easy for installation.

For solving the problems of the technologies described above, the utility model adopts the basic design of technical scheme to be: a kind of Amortization window hinge, comprise two foldings that have beam barrel and be located at the interior interlinked mechanism of beam barrel, it is characterized in that: described interlinked mechanism comprises the interlock buffer of excessive velocities when preventing that door and window from closing, this interlock buffer is by the axis body that is located at interlock two folding beam barrels in the beam barrel, thereby cushion its snubber formation in relative rotation along axle relative to elevating lever and the buffering lifter rod lifting that the axis body liftable rotates at axis body one end, wherein, the beam barrel relative fixed of an axis body and a folding is with coaxial rotation, and elevating lever is connected with the beam barrel screens of another folding can be gone up so that elevating lever and this folding are fixed when rotating, following lifting.

Described axis body is a tubular structure, the sealing of one end, and other end opening is the tongue and groove slideway on the opening perimeter, this slideway comprises two groups of groove positions that are provided with at interval respectively and protrudes the position, is the landslide of different gradients between groove and the protrusion position; Described elevating lever is a column structure, its position that inserts in the axis body tube is a cylinder, be horizontally set with a projection on the bilateral of cylinder, projection can be pegged graft with elevating lever integrally casting or separate type, axis body is during with the relative counter-rotation of elevating lever, elevating lever by projection between the tongue and groove slideway of axis body relative slip and lifting.

Perhaps, the tongue and groove slideway on the openend opening perimeter of described axis body is a circumference spiral inclined slip, is the slideway of a concave part plane, slope, protuberance plane formation; A described elevating lever only side is provided with a projection.

Described elevating lever one end places in the axis body tube, the other end is connected with snubber, this end is the structure that a middle part is provided with groove, be parallel to pivot center on the groove exterior periphery and be provided with a card seam, this card seam is corresponding with the perforation on the folding beam barrel, on rotation direction, fix to realize elevating lever by the feather key screens with the folding beam barrel, and upper and lower liftable; Described projection is preferably pin configuration.

One end of described axis body sealing is provided with a fixing hole, and this fixing hole is corresponding with locating hole on the folding beam barrel, and fixedly connected by fixture, this fixture is preferably the pin screw.

In addition, the interconnective end of axis body described in the utility model and elevating lever is concavo-convex identical inclined slip, promptly, the protrusion position of the corresponding elevating lever in the groove position of axis body, the groove position of the corresponding elevating lever in the protrusion position of axis body, axis body and elevating lever are located at respectively in the two folding beam barrels, and the fixedly connected beam barrel of the other end by axis body and elevating lever is connected beam barrel with screens respectively, and promptly this end is provided with the card seam by feather key and beam barrel screens.

Described snubber is a hydraulic draft gear, and wherein, hydraulic draft gear comprises oil cylinder, is located at in-oil cylinder piston, the piston rod that is connected with piston, be located at one way valve and flow control valve on oil cylinder or the piston.

The connected mode of axis body described in the utility model and elevating lever and beam barrel can for, the beam barrel relative fixed of an elevating lever and a folding is with coaxial rotation, axis body is connected with the beam barrel screens of another folding so that beam barrel and this folding are fixing when rotating can upper and lower lifting, promptly be provided with the card seam by feather key and beam barrel screens, make axis body on rotation direction with the beam barrel relative fixed, and upper and lower liftable, promptly only need satisfy axis body and elevating lever when relatively rotating, both connect the end relative lifting also take place.

Door and window is two folding closures when closing, and the projection of elevating lever rests on the protrusion position of axis body slideway, and snubber is pushed the top to; Door and window is opened, and the projection of elevating lever slides to the groove position along slideway, and elevating lever descends, and snubber also descends thereupon; When door and window unclamped, two foldings began to rotate thereby elevating lever is relative with axis body to the closing direction swing, the elevating lever lateral pin also slides to the protrusion position by the groove position of slideway, elevating lever rises, and be subjected to the damping force of snubber this moment, and fastening position is slowly moved towards in two foldings.The size of described damping force is relevant with the gradient on slideway landslide, and is also relevant with the material of slideway certainly.In the door and window fastening position, finish spring lock if desired, then need the projection of elevating lever to slide on the plane on axis body slideway top and move, make elevating lever no longer rise, damping force disappears, and door and window is accelerated closing velocity under the effect of self closing device, finish spring lock.

Buffer of the present utility model is installed in the folding beam barrel, this folding can be common hinge structure, also the automatically closing door and window device can be installed in this folding, promptly, in beam barrel, be provided with the linkage of the beam barrel other end, comprise by pin and be fixed in the fixed contrate gear in the folding beam barrel and the adjustment face gear of the two folding beam barrels of corresponding interlock with fixed contrate gear; Described axis body blind end is corresponding in a folding beam barrel with adjustment face gear blind end, be provided with between the two and make the stubborn spring of automatically closing door and window, realize automatically closing door and window by twisting spring, in addition, the utility model also can be realized closing automatically of door and window by other structure such as the deadweight of door and window body.

Interlinked mechanism described in the utility model can also be horizontally set with the piston structure of snubber and elevating lever composition the sidepiece at axis body, fix with a folding one, axis body and another folding beam barrel pin are fixed, rotate with folding, the cross section that axis body rotates around the axle center is cam mechanism with the piston structure of being made up of snubber and elevating lever, when door and window is closed, folding drives axis body makes its protrusion position resistance elevating lever inwardly compress, snubber is compressive state, door and window is opened, axis body rotates with folding, and elevating lever partly stretches in the beam barrel, and snubber is relaxed state; When door and window unclamps, two foldings begin to swing to closing direction under the effect of external force, elevating lever also protrudes the position by axis body must resist inside compression, and be subjected to the damping force of snubber this moment, and fastening position is slowly moved towards in two foldings, in this position, the protrusion position of axis body has slided into the cambered surface position, and elevating lever contracts in no longer, and damping force disappears, door and window is accelerated closing velocity under the effect of external force as stubborn spring, finish spring lock.

After adopting technique scheme, the utility model compared with prior art has following beneficial effect.

The utility model realizes that many speed of the process of closing the door change: fast, at a slow speed, and perhaps fast, at a slow speed, faster.Fast and faster stroke can shorten the whole door and window shut-in time, and faster also act on the closure of closing back door sash lock, stroke can prevent to produce when door and window from closing bump at a slow speed, needn't live door with stick shift when going out, utilize the faster inertia force of stroke generation, can gently door and window be locked or door handle be buckled.

Adopt technique scheme, in the folding beam barrel, set up buffer, promptly be located in the beam barrel of two foldings and play the interlock effect, make when door and window is closed, when producing relative rotation between axis body and the elevating lever, the elevating lever in the vertical direction also produces relative motion, two foldings at closing time begin to swing to closing direction, the elevating lever lateral pin also slides to the protrusion position by the groove position of slideway, elevating lever rises, and be subjected to the damping force of snubber this moment, and fastening position is slowly moved towards in two foldings, in this position, the projection of elevating lever has slided on the plane on axis body slideway top and has moved, and elevating lever no longer rises, and damping force disappears, door and window is accelerated closing velocity under the effect of external force, finish spring lock.This Amortization window hinge makes door and window play the effect of buffering when opening or closing by specific buffer.

The utility model has the advantages that because moving parts is in the beam barrel of sealing substantially, use the lubrication oil can corrosion, it is also little that the outside is with the nylon jacket wearing and tearing, so reliable operation, mechanism operate steadily, it is gentle to close an action, do not produce impact sound closing a moment, whole buffer structure is simple, and volume is little, easy for installation, applied widely, these all make it be convenient to promote the use of, and this structure can be locked door and window or door handle is buckled in the moment of closing door.Of the present utility model simple in structure, easy to operate, collection door closer-holder and folding are one, have not only dwindled volume, and have not produced any dysopia, and can be installed in door and window body or the doorframe and window frame, do not influence the outward appearance of door and window.

Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in further detail.

Description of drawings

Fig. 1 is the utility model Amortization window hinge interlock buffer structural representation;

Fig. 2 is the utility model axis structure schematic diagram;

Fig. 3 is the utility model lifting rod structure schematic diagram;

Fig. 4 is the A-A schematic cross-section of Fig. 3;

Fig. 5 is the utility model Amortization window hinge structural representation;

Interlock buffer structural representation when Fig. 6 is the utility model two foldings closure;

Fig. 7 is the B-B schematic cross-section of Fig. 6;

Fig. 8 is the utility model two foldings interlock buffer structural representations when opening;

Fig. 9 is the C-C schematic cross-section of Fig. 8;

Structural representation when Figure 10 is the utility model interlock buffer one embodiment two foldings closure;

Figure 11 is the utility model interlock buffer one embodiment two foldings structural representations when opening;

Structural representation when Figure 12 is another embodiment two foldings closure of the utility model interlock buffer;

Figure 13 is another embodiment two foldings of the utility model interlock buffer structural representations when opening;

Figure 14 is the utility model interlock buffer structural representation when an embodiment two foldings are closed again;

Figure 15 is the utility model interlock buffer structural representation when an embodiment two foldings are opened again.

The specific embodiment

Embodiment 1

As shown in Figure 1 and Figure 4, the utility model Amortization window hinge, comprise two foldings that have beam barrel and be located at the interior interlinked mechanism of beam barrel, the utility model two foldings are respectively ears folding 12 and monaural folding 13, it is corresponding one beam barrel 121 respectively, 131 (consulting Fig. 5), interlinked mechanism is with two folding beam barrels 121,131 is corresponding coaxial, this interlinked mechanism comprises the interlock buffer that prevents to produce when door and window from closing bump, the interlock buffer is by axis body 5, thereby cushion its snubber 1 formation in relative rotation along axle relative to elevating

lever

4 and 4 liftings of buffering elevating lever that axis body 5 liftables rotate at axis body 5 one ends, wherein, with coaxial rotation, elevating lever 4 is connected with beam barrel 121 screens of ears folding 12 so that elevating lever 4 can be gone up during with this folding 12 fixing rotations axis body 5 with beam barrel 131 relative fixed of monaural folding 13, following lifting.

As Fig. 2, Fig. 3 and shown in Figure 4, axis body 5 described in the utility model is a tubular structure, the sealing of one end, other end opening, it on the opening perimeter tongue and groove slideway 51, this slideway comprises two groups of groove positions that are provided with at interval 512 respectively and protrudes position 511, is the landslide 513 of different gradients between groove 512 and the protrusion position 511; Described elevating lever 4 is a column structure, its position that inserts in 5 of the axis bodies is a cylinder, be horizontally set with a projection on the both sides of cylinder symmetry, the present embodiment projection is a lateral pin 41, lateral pin 41 can be pegged graft with elevating lever 4 integrally castings or separate type, axis body 5 is during with elevating lever 4 relative counter-rotation, elevating lever by lateral pin 41 in the relative slip of 51 in the tongue and groove slideway of axis body and lifting.

Perhaps, present embodiment tongue and groove slideway also can be following a kind of structure, and the tongue and groove slideway on the openend opening perimeter of described axis body is a circumference spiral inclined slip, is the slideway of a concave part plane, slope, protuberance plane formation; A described elevating lever only side is provided with a projection.This structure can obtain by general knowledge, so not shown.

As shown in Figure 1, described elevating lever 4 one ends place in 5 of the axis bodies, the other end is connected with snubber 1, this end is round platform 42 structures that a middle part is provided with groove 43, the punching press of paralleling to the axis on round platform 42 circumference has a card seam 44, this card seam 44 is corresponding with the perforation 122 on the ears folding beam barrel 121, makes elevating lever 4 rotate when rotating with ears folding beam barrel 121 by feather key 2 screens, and liftable on the vertical direction.

As shown in Figure 2, an end of described axis body 5 sealings is provided with a fixing hole 52, and this fixing hole 52 is corresponding with locating hole 132 on the monaural folding beam barrel 131, by the pin screw 6 fixedly connected axis bodies 5 that make with 131 rotations of monaural folding beam barrel.

Above-mentioned interlock buffer can be installed in the common folding beam barrel, and the automatically closing door and window device is installed in doorframe and window frame in addition.Also can following embodiment, with the automatically closing door and window device in buffer is installed on the same group the folding beam barrel.

Embodiment 2

As shown in Figure 5, the structure of buffer and annexation are as embodiment 1, but this interlinked mechanism also comprises the linkage that is installed on the beam barrel other end, this linkage comprises by pin 11 and is fixed in fixed contrate gear 10 in the ears folding beam barrel 121, with with fixed contrate gear 10 corresponding interlock two folding beam barrels 121,131 adjustment face gear 8, axis body 5 and adjustment face gear 8 all pass two folding beam barrels 121,131, play the interlock effect, these axis body 5 blind ends are corresponding in monaural folding beam barrel 131 with adjustment face gear 8 blind ends, be provided with the stubborn spring 7 that makes that two foldings are closed automatically between the two, by the adjustment of both ends of the surface gear, can regulate the coefficient of elasticity of twisting spring as required; For avoiding wearing and tearing, axis body 5 and adjustment face gear 8 are with nylon jacket 9 in two folding beam barrels, 121,131 connecting portions.

Above-mentioned two kinds of described snubbers of embodiment are hydraulic draft gear, wherein, hydraulic draft gear comprises oil cylinder, is located at in-oil cylinder piston, the piston rod that is connected with piston, be located at one way valve and flow control valve on oil cylinder or the piston, the mechanical type snubber mainly comprises buffer spring, and above-mentioned hydraulic draft gear structure is in extensive use at present.

Embodiment 3

As Fig. 6 and shown in Figure 8, elevating lever 4 of the present utility model also can be a whole column structure, the centre is provided with lateral pin 41, one end is located in 5 of the axis bodies, the other end directly is connected with snubber 1, and this snubber 1 is a buffer spring, and this end does not have round platform, directly on cylinder, be carved with card seam (not shown), get final product by of protruding 123 screens of card of this card seam with the 121 interior castings of ears folding beam barrel.All the other structures are same as the previously described embodiments.

Embodiment 4

As shown in Figure 10 and Figure 11, axis body 5 described in the utility model and elevating lever 4 and beam barrel 121,131 connected mode can for, beam barrel 131 relative fixed of an elevating lever 4 and a folding are with coaxial rotation, can adopt pin screw 6 modes to fix, axis body 5 is connected with beam barrel 121 screens of another folding so that axis body 5 is fixed when rotating and can be gone up with this folding, following lifting, promptly be provided with the card seam by feather key 2 and beam barrel 121 screens, make axis body 5 on rotation direction with beam barrel 121 relative fixed, and on, following liftable, promptly only need satisfy axis body 5 and elevating lever 4 when relatively rotating, both connect the end relative lifting also take place.All the other structures are same as the previously described embodiments.

Embodiment 5

As Figure 12 and shown in Figure 13, axis body 5 described in the utility model and elevating lever 4 interconnective ends are respectively concavo-convex identical

inclined slip

51,41, promptly, when two foldings are opened, the protrusion position 451 of the groove position 512 corresponding elevating levers 4 of axis body 5, the groove position 452 of the protrusion position 511 corresponding elevating levers 4 of axis body 5, axis body 5 and elevating lever 4 are located at two folding beam barrels 131 respectively, in 121, be connected beam barrel 121 by the fixedly connected beam barrel 131 of the other end of axis body 5 with other end screens by elevating lever 4, promptly this end is provided with the card seam by feather key 2 and beam barrel 121 screens.

Above-mentioned five kinds of embodiment only are the variation of structure, but the principle of its folding Amortization window is the same.

The method of the utility model Amortization window hinge Amortization window: door and window is two foldings, 12,13 closure states when closing, the lateral pin 41 of elevating lever 4 rests on the protrusion position 511 of axis body slideway 51, snubber 1 is pushed the top to, promptly away from axis body 5 (consulting Fig. 6 and Fig. 7); Two foldings, 12,13 open modes when door and window is opened, the lateral pin 41 of elevating lever 4 slides to the groove position 512 of slideway, and elevating lever 4 descends, and snubber 1 also descends thereupon, promptly near axis body 5 (consulting Fig. 8 and Fig. 9); When door and window unclamps, two foldings, 12,13 beginnings are swung to closing direction under the effect of twisting spring or other external force, promptly corresponding beam barrel 121,131 rotates, rotate thereby elevating lever is relative with axis body, elevating lever lateral pin 41 also slides to protrusion position 511 by the groove position 512 of slideway 51, elevating lever 4 rises, be subjected to the damping force of snubber 1 this moment, fastening position is slowly moved towards in two

foldings

12,13, the size of described damping force is relevant with the gradient on slideway landslide 513, and is also relevant with the material of slideway 51 certainly.In the door and window fastening position, finish spring lock if desired, then need the lateral pin 41 of elevating lever 4 to slide on the plane on axis body slideway 51 tops and move, make elevating lever 4 no longer rise, the damping force disappearance, door and window is accelerated closing velocity under the effect of external force, finish spring lock.

Embodiment 6

As Figure 14 and shown in Figure 15, interlinked mechanism described in the utility model can also be horizontally set with the piston structure of snubber 1 ' and elevating lever 4 ' composition the sidepiece at axis body 5 ', fix with monaural folding 13 one, axis body 5 ' is fixed with ears folding 12 beam barrel pins, rotate with folding, the cross section that axis body 5 ' rotates around the axle center constitutes cam mechanism with the piston structure of being made up of snubber 1 ' and elevating lever 4 ', when door and window is closed, folding 12 drives axis body 5 ' makes it protrude position 51 ' inwardly compression of resistance elevating lever 4 ', snubber 1 ' is compressive state, door and window is opened, axis body 5 ' rotates with folding 12, elevating lever 4 ' part stretches into beam barrel 121, in 131, snubber 1 ' is relaxed state; When door and window unclamps, two foldings, 12,13 beginnings are swung to closing direction under the effect of twisting spring, elevating lever 4 ' also protrudes position 51 ' by axis body 5 ' must resist inside compression, and be subjected to the damping force of snubber 1 ' this moment, and fastening position is slowly moved towards in two

foldings

12,13, in this position, the protrusion position 51 ' of axis body has slided into the cambered surface position, and elevating lever 4 ' no longer inwardly contracts, and damping force disappears, door and window is accelerated closing velocity under the effect of twisting spring, finish spring lock.

Adopt technique scheme, in the folding beam barrel, set up buffer, promptly be located in the beam barrel of two foldings and play the interlock effect, make when door and window is closed, when producing relative rotation between axis body and the elevating lever, the elevating lever in the vertical direction also produces relative motion, two foldings begin to swing to closing direction under the effect of twisting spring at closing time, the elevating lever lateral pin also slides to the protrusion position by the groove position of slideway, elevating lever rises, and be subjected to the damping force of snubber this moment, and fastening position is slowly moved towards in two foldings, in this position, the lateral pin of elevating lever has slided on the plane on axis body slideway top and has moved, and elevating lever no longer rises, and damping force disappears, door and window is accelerated closing velocity under the effect of twisting spring, finish spring lock.This Amortization window hinge makes door and window play the effect of buffering when opening or closing by specific buffer.

The utility model has the advantages that because moving parts is in the beam barrel of sealing substantially, use the lubricating oil can corrosion, Outer cover has nylon jacket wearing and tearing also little, so reliable operation, mechanism operate steadily, and it is gentle to close an action, is closing a moment Do not produce strike note, whole buffer structure is simple, and volume is little, and is easy for installation, applied widely, and these all make it be convenient to Promote the use of, and this structure can be locked door and window or door handle is buckled in the moment of closing door. Knot of the present utility model Structure is simple, easy to operate, integrates door closer-holder and folding, has not only dwindled volume, and does not produce any vision Obstacle, and can be installed in door and window body or the sash, the outward appearance of door and window do not affected.

Claims

1, a kind of Amortization window hinge, comprise two foldings that have beam barrel and be located at the interior interlinked mechanism of beam barrel, it is characterized in that: described interlinked mechanism comprises the interlock buffer of excessive velocities when preventing that door and window from closing, this interlock buffer is by the axis body that is located at interlock two folding beam barrels in the beam barrel, thereby cushion its snubber formation in relative rotation along axle relative to elevating lever and the buffering lifter rod lifting that the axis body liftable rotates at axis body one end, wherein, the beam barrel relative fixed of an axis body and a folding is with coaxial rotation, and elevating lever is connected with the beam barrel screens of another folding can be gone up so that elevating lever and this folding are fixed when rotating, following lifting.

2, Amortization window hinge according to claim 1, it is characterized in that: described axis body is a tubular structure, the sealing of one end, other end opening, it on the opening perimeter tongue and groove slideway, this slideway comprises two groups of groove positions that are provided with at interval respectively and protrudes the position, is the landslide of different gradients between groove and the protrusion position; Described elevating lever is a column structure, its position that inserts in the axis body tube is a cylinder, be horizontally set with a projection on the bilateral of cylinder, projection can be pegged graft with elevating lever integrally casting or separate type, axis body is during with the relative counter-rotation of elevating lever, elevating lever by projection between the tongue and groove slideway of axis body relative slip and lifting.

3, Amortization window hinge according to claim 2 is characterized in that: the tongue and groove slideway on the openend opening perimeter of described axis body is a circumference spiral inclined slip, is the slideway of a concave part plane, slope, protuberance plane formation; A described elevating lever only side is provided with a projection.

4, according to claim 1 or 2 or 3 described Amortization window hinges, it is characterized in that: described elevating lever one end places in the axis body tube, the other end is connected with snubber, this end is the structure that a middle part is provided with groove, be parallel to pivot center on the groove exterior periphery and be provided with a card seam, this card seam is corresponding with the perforation on the folding beam barrel, on rotation direction, fixes to realize elevating lever by the feather key screens with the folding beam barrel, and upper and lower liftable; Described projection is preferably pin configuration.

5, according to claim 1 or 2 or 3 described Amortization window hinges, it is characterized in that: an end of described axis body sealing is provided with a fixing hole, this fixing hole is corresponding with locating hole on the folding beam barrel, and fixedly connected by fixture, this fixture is preferably the pin screw.

6, Amortization window hinge according to claim 1, it is characterized in that: the interconnective end of described axis body and elevating lever is concavo-convex identical inclined slip, promptly, the protrusion position of the corresponding elevating lever in the groove position of axis body, the groove position of the corresponding elevating lever in the protrusion position of axis body, axis body and elevating lever are located at respectively in the two folding beam barrels, and the fixedly connected beam barrel of the other end by axis body and elevating lever is connected beam barrel with screens respectively, and promptly this end is provided with the card seam by feather key and beam barrel screens.

7, Amortization window hinge according to claim 1, it is characterized in that: described snubber is a hydraulic draft gear, wherein, hydraulic draft gear comprises oil cylinder, is located at in-oil cylinder piston, the piston rod that is connected with piston, is located at one way valve and flow control valve on oil cylinder or the piston.

8, Amortization window hinge according to claim 1, it is characterized in that: the connected mode of described axis body and elevating lever and beam barrel can for, the beam barrel relative fixed of an elevating lever and a folding is with coaxial rotation, axis body is connected with the beam barrel screens of another folding so that beam barrel and this folding are fixing when rotating can upper and lower lifting, promptly be provided with the card seam by feather key and beam barrel screens, make axis body on rotation direction with beam barrel relative fixed, and upper and lower liftable.