CN219509455U - Multi-connecting-rod hinge for window and window - Google Patents

Abstract

The utility model provides a multi-connecting-rod hinge for a window, which comprises a first mounting seat connected with a window frame, a second mounting seat connected with a window sash and a connecting rod assembly, wherein one end of a first connecting rod in the connecting rod assembly is hinged to the first mounting seat, the other end of the first connecting rod and one end of a second connecting rod are respectively hinged to the second mounting seat, two ends of a third connecting rod are respectively hinged to the first mounting seat and the second connecting rod, and two ends of a fourth connecting rod are respectively hinged to the first mounting seat and the second connecting rod; the reinforcing connecting rod is connected with the second mounting seat, the other end of the reinforcing connecting rod is connected with the second connecting rod or the third connecting rod, one end of the reinforcing connecting rod is hinged, and the other end of the reinforcing connecting rod is in sliding connection. According to the hinge, the reinforced connecting rod is added on the six-connecting-rod hinge, so that the safety protection of the hinge is improved, the window is stable and reliable, the production and processing precision of the door and window is reduced, and the problem of tightness of the door and window is solved.

Description

Multi-connecting-rod hinge for window and window

Technical Field

The utility model relates to the technical field of hinges, in particular to a multi-connecting-rod hinge for a window and the window.

Background

Along with the continuous development of urban construction, glass curtain walls are adopted in more and more buildings, the existing glass curtain walls mostly adopt window frames and window sash frames of aluminum alloy section bar structures, the opening and closing modes of window sashes comprise flat-open type and outward turning type, and the opening and closing of the flat-open type window sashes are generally connected through hinges. The existing hinge is generally a four-bar or five-bar flat-open hinge, the connecting bar and the window frame are provided with 3 connecting points, the connecting bar and the window frame are provided with 2 connecting points, when the window is opened and encounters strong wind, only the four-bar or five-bar is stressed, the stressed force directly acts on the hinge, the hinge can be directly damaged or even irrecoverable damage is generated, and meanwhile, the window profile itself is damaged, so that the window cannot be normally used, and the use of the hinge is affected. In addition, the hinge itself has production processing errors, a frame body for connecting a door and a window and the door and window also have production processing errors when being produced and manufactured, and the deformation influence of the high weight of the window on the frame body, the window sash and the hinge can cause higher production processing precision requirements, influence production efficiency, the frame body, the door and the window possibly generate larger gaps with different hinge connection positions, influence the tightness of the closed door and window, or generate collision when the frame body and the window sash are opened and closed, so that the window cannot be normally used. Therefore, the multi-connecting-rod hinge is provided, the stress capacity and the safety protection performance of the hinge are improved, and meanwhile, the processing precision of doors and windows is very necessary to be reduced.

Disclosure of Invention

In order to solve the problems, the utility model provides the multi-connecting-rod hinge for the window, and the reinforced connecting rod is added on the six-connecting-rod hinge to improve the safety protection of the hinge, so that the window is stable and reliable, the production and processing precision of the door and window is reduced, and the problem of tightness of the door and window is solved.

The utility model is realized by the following technical scheme:

a multi-connecting-rod hinge for a window, which comprises a first mounting seat connected with a window frame, a second mounting seat connected with a window sash and a connecting rod assembly, wherein the connecting rod assembly comprises a first connecting rod, a second connecting rod and a third connecting rod, one end of the first connecting rod is hinged with the first mounting seat, the other end of the first connecting rod and one end of the second connecting rod are respectively hinged with the second mounting seat, two ends of the third connecting rod are respectively hinged with the first mounting seat and the second connecting rod,

the connecting rod assembly further comprises a fourth connecting rod; two ends of the fourth connecting rod are hinged with the first mounting seat and the second connecting rod respectively;

reinforcing the connecting rod; the reinforcing connecting rod is connected with the second mounting seat, the other end of the reinforcing connecting rod is connected with the second connecting rod or the third connecting rod, one end of the reinforcing connecting rod is hinged, and the other end of the reinforcing connecting rod is in sliding connection.

Further, the second installation seat is provided with a first sliding groove along the length direction, and a first reinforcing connecting shaft connected with the reinforcing connecting rod is arranged on the first sliding groove in a penetrating mode, so that one end of the reinforcing connecting rod can slide on the first sliding groove along with the first reinforcing connecting shaft.

Further, the second connecting rod is provided with a second sliding groove along the length direction, and a second reinforcing connecting shaft connected with the reinforcing connecting rod is arranged on the second sliding groove in a penetrating mode, so that one end of the reinforcing connecting rod can slide on the second sliding groove along with the second reinforcing connecting shaft.

Further, a third sliding groove is formed in one end of the reinforcing connecting rod along the length direction, a third reinforcing connecting shaft is arranged on the third sliding groove in a penetrating mode, and the third reinforcing connecting shaft is used for connecting the reinforcing connecting rod with the second connecting rod or the third connecting rod.

Further, a limiting shaft is arranged at one end, close to the first connecting rod, of the second mounting seat, the first connecting rod comprises a rod body and a limiting stop block, the limiting stop block is arranged on the rod body and located at one side, close to the second mounting seat, of the second mounting seat, and the limiting stop block is used for abutting against the limiting shaft when the hinge is opened to a preset angle to achieve limiting opening.

Further, the bottom surface of first mount pad is provided with at least one second locating hole, second locating hole department is equipped with second mounting and second fixed axle, the second fixed axle wears to establish the second locating hole is fixed the second mounting is in first mount pad, the second mounting is equipped with first bellying, first mount pad be equipped with first bellying matched with first depressed part for restrict the rotation angle of second mounting.

Further, be equipped with the head rod mounting hole on the first mount pad, the head rod with be equipped with the gasket between the first mount pad, the below of first mount pad is equipped with the third mounting, be equipped with the second bellying on the third mounting, the bottom surface of first mount pad be equipped with second bellying matched with second depressed part, be equipped with first rotation axis on the head rod mounting hole, first rotation axis passes in proper order the head rod the gasket the first mount pad the third mounting.

Further, a sealing element is arranged at one end of the first mounting seat, a guide head is arranged at one end of the second mounting seat, and when the connecting rod assembly is closed, the sealing element is matched with the guide head to realize sealing.

Further, an adjustable component is further arranged on the first mounting seat and is simultaneously connected with the first connecting rod, the third connecting rod and the sealing element, and the adjustable component is used for simultaneously adjusting synchronous movement of the first connecting rod, the third connecting rod and the sealing element.

Further, adjustable subassembly includes regulating part and regulating plate, the regulating plate sets up first mount pad below, first mount pad is equipped with a plurality of bar hole, the length direction in bar hole sets up along the length direction of first mount pad, head rod and third connecting rod are equipped with the pivot pass the bar hole respectively with the regulating plate is connected, first mount pad is equipped with spacing hole, the regulating part pass spacing hole with the regulating plate is connected, is used for control the regulating plate is in the length direction of first mount pad is gone up and is removed.

The utility model provides a window, including window frame and casement, including above-mentioned window with many connecting rods hinge, first mount pad with the window frame is connected, the second mount pad with the casement is connected.

The utility model has the beneficial effects that: the hinge is of a six-connecting-rod full-rotation point structure, and the reinforcing connecting rods are added, so that each stress of the hinge is enhanced, the acceptance capacity of the connecting points of the first mounting seat and the second mounting seat with the target connecting object is increased, and the safety protection function of the hinge is improved. When the hinge resists side wind pressure, the plurality of connecting rods are stressed simultaneously, so that the damage force of the hinge can be dispersed, the safety protection effect of the hinge is enhanced, meanwhile, the adjusting component is further added on the basis of the structure of the full rotation point of the plurality of connecting rods, the hinge has an adjustable function, the tightness of a window is enhanced, the difficulty in production and processing of doors and windows is reduced, and particularly under the high-weight working condition of the window, the deformation of the window and the hinge is compensated through the adjustable function of the hinge, so that the applicability of the hinge is enhanced, the requirement on the processing precision of the hinge is reduced, and the sealing performance of the window is greatly improved.

Drawings

FIG. 1 is a schematic overall view of embodiment 1 of the present utility model;

FIG. 2 is an exploded view of the structure of embodiment 1 of the present utility model;

FIG. 3 is an overall schematic diagram of embodiment 2 of the present utility model;

FIG. 4 is a schematic overall view of embodiment 3 of the present utility model;

FIG. 5 is an overall schematic of embodiment 4 of the present utility model;

FIG. 6 is an overall schematic of embodiment 5 of the present utility model;

FIG. 7 is a schematic overall view of embodiment 6 of the present utility model;

FIG. 8 is a schematic overall view of embodiment 7 of the present utility model;

FIG. 9 is an exploded view of the adjusting assembly of embodiment 7 of the present utility model;

FIG. 10 is an exploded view of the adjusting assembly of embodiment 8 of the present utility model;

FIG. 11 is an exploded view of the adjusting assembly of embodiment 9 of the present utility model;

FIG. 12 is an exploded view of the adjustment assembly of embodiment 10 of the present utility model;

FIG. 13 is an exploded view of the adjusting assembly of embodiment 11 of the present utility model;

FIG. 14 is a schematic view showing the engagement of the first raised portion and the first recessed portion after the hinge of the present utility model is retracted;

FIG. 15 is a schematic view of the structure of the first protruding portion of the present utility model;

fig. 16 is a schematic structural view of a first recess portion according to the present utility model.

The reference numerals in the drawings are as follows:

the first mounting seat 1, the first fixing element 11, the second fixing element 12, the first protruding portion 121, the first concave portion 122, the third fixing element 13, the second protruding portion 131, the first positioning hole 14, the second positioning hole 15, the first limiting portion 16, the reaming portion 17, the third limiting portion 18, the second limiting hole 19, the second mounting seat 2, the limiting shaft 21, the guide head 22, the first connecting rod 3, the limit stop 31, the second connecting rod 4, the third connecting rod 5, the fourth connecting rod 6, the sealing element 7, the first engaging portion 71, the reinforcing connecting rod 8, the adjustable assembly 9, the adjusting element 91, the fourth limiting portion 911, the protruding portion 912, the concave portion 913, the adjusting plate 92, the second limiting portion 921, the second engaging portion 922, the fixing shaft 93, the swinging plate 94, the second limiting hole 95, the spacer 10, the first bar hole 101, the second bar hole 102, the third bar hole 103, and the fourth bar hole 104.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are correspondingly changed.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The description of "hinged" in this utility model includes both forms of direct hinging, as well as forms of indirect riveting through a medium attached to either.

Example 1

As shown in fig. 1 and 2, in an embodiment of the present utility model, a multi-link hinge for a window includes a first mount 1 connected to a window frame, a second mount 2 connected to a window sash, and a link assembly including a first link 3, a second link 4, and a third link 5, wherein one end of the first link 3 is hinged to the first mount 1, the other end of the first link 3 and one end of the second link 4 are respectively hinged to the second mount 2, two ends of the third link 5 are respectively hinged to the first mount 1 and the second link 4, and the link assembly further includes a fourth link 6; two ends of the fourth connecting rod 6 are respectively hinged with the first mounting seat 1 and the second connecting rod 4; reinforcing connection rods 8; one end of the reinforcing connecting rod 8 is in sliding connection with the second mounting seat 2, and the other end of the reinforcing connecting rod 8 is hinged with the second connecting rod 4. All the connection points in the embodiment are in rotary connection, so that a structure of full-rotation point connection is formed, the stress capability of the whole hinge is enhanced, the reinforcing connecting rod 8 is additionally arranged, the destructive force of the hinge in stress is further dispersed, and the safety protection effect of the hinge is improved.

As a preferred embodiment, a first connecting rod mounting hole is formed in the first mounting seat 1, a gasket is arranged between the first connecting rod 3 and the first mounting seat 1, a third fixing piece 13 is arranged below the first mounting seat 1, a first rotating shaft is arranged on the first connecting rod mounting hole, the first rotating shaft sequentially penetrates through the first connecting rod 3, the gasket, the first mounting seat 1 and the third fixing piece 13 and is in rotatable connection with the first connecting rod, the gasket, the first mounting seat 1 and the third fixing piece 13, and the tail part of the first rotating shaft is arranged to be opposite and matched with the mounting hole in the third fixing piece 13. The third fixing piece 13 is provided with a second bulge 131, the bottom surface of the first installation seat 1 is provided with a second concave part matched with the second bulge 131, the rotation angle positioning function is achieved on the third fixing piece 13, and the influence on the installation efficiency caused by the deviation of the third fixing piece 13 from the initial position before the hinge is not installed is also prevented. Be equipped with the screw mounting hole on gasket and the first mount pad 1, when installing the hinge, rotatable first rotation axis makes third mounting 13 precession section bar notch in, and the screw mounting hole is beaten the fixed screw on first mount pad 1 again, stops that the third mounting 13 to appear backing off the phenomenon and deviate from the section bar notch after the hinge installation, prevents simultaneously that the hinge from taking place warp deformation under the circumstances of atress first mount pad 1, increases the bearing capacity of hinge.

As the preferred implementation manner, the first mounting seat 1 is provided with the second protruding part close to the mounting hole of the first connecting rod 3, and is matched with the second recessed part, when the hinge receives continuous or instant maximum angle opening impact, the first mounting seat 1 can be effectively prevented from being in a camber phenomenon, and the safety and the stability of the hinge are improved.

As a preferred embodiment, a gasket is arranged at the joint of the second mounting seat 2 and the first connecting rod 3, and the gasket and the first connecting rod 3 are connected by passing through the mounting holes of the second mounting seat 2, the gasket and the first connecting rod 3 at one time through the rotating shaft; the second mounting seat 2 is provided with a positioning part, so that the groove can be quickly penetrated for positioning without back and forth adjustment. The second mounting seat 2 is provided with a threaded hole and is provided with a screw matched with the threaded hole, the screw is connected to the second mounting seat 2 in a threaded manner, and the second mounting seat 2 is fixed in a profile notch by the locking screw, so that the mounting can be rapidly positioned and mounted, and the mounting efficiency is improved. The second mounting seat 2 is provided with a mounting hole of the limiting shaft 21, and the limiting shaft 21 is hinged on the second mounting seat 2; the first connecting rod 3 is provided with a tearing and forming limit stop 31 which is matched with the limit shaft 21, the limit stop 31 is positioned on one side close to the second mounting seat 2, and when the hinge is opened to a preset angle, the limit stop 31 and the limit shaft 21 are abutted to play a limit opening role, so that the wind pressure resistance of the hinge is improved.

As the preferred embodiment, the both ends of first mount pad 1 are equipped with first locating hole 14 and second locating hole 15 respectively, first locating hole department is equipped with sealing member 7 and first mounting 11, wear to be equipped with first fixed axle in the first locating hole, first fixed axle passes sealing member 7 in proper order, first mount pad 1, first mounting 11, first mount pad 1 is equipped with the mounting spacing point, first mounting 11 cooperates with the mounting spacing point each other, play initial positioning effect, when dismantling the hinge, can make first mounting 11 fix a position fast, prevent to rotate too first leading to the hinge to dismantle. The sealing element 7 is provided with a positioning part, and the first positioning hole 14 on the first mounting seat 1 can enable the sealing element 7 to be rapidly positioned and assembled, and can also prevent the hinge seal from being invalid due to the fact that the initial position of the sealing element 7 is deviated in the using process.

As a preferred embodiment, the second mounting seat 4 is provided with a guide head 22 capable of being matched with the sealing element 7, and when the hinge assembly is closed, the guide head 22 is matched with the sealing element 7 to achieve a sealing effect, and in this embodiment, the guide head 22 and the second mounting seat 4 are integrally formed. In other embodiments, the guide head 22 may also be formed by an additional plate riveted to the second mount 4.

As a preferred embodiment, the second positioning hole 15 is disposed at the other end of the first mounting seat 1 far away from the sealing element 7, a second fixing element 12 and a second fixing shaft are disposed at the second positioning hole, the second fixing shaft penetrates through the second positioning hole to fix the second fixing element 12 on the first mounting seat 1, as shown in fig. 14, 15 and 16, the second fixing element 12 is provided with a first protruding portion 121, the first mounting seat 1 is provided with a second recessed portion 122 matched with the first protruding portion 121, so as to play a role in positioning, limit the rotation angle of the second fixing element 12, and prevent the second fixing element 12 from falling back out of the profile notch after the hinge is installed.

As the preferred implementation mode, the articulated department of second connecting rod 4 and fourth connecting rod 6 is equipped with the gasket, and the pivot passes second connecting rod 4, gasket, the mounting hole on the fourth connecting rod 6 in proper order and connects it, has increased the full rotation point structure of six connecting rods that fourth connecting rod 6 realized the hinge to realize first mount pad 1 with second mount pad 2 is expanded or coincide in the angle of settlement, makes the hinge can normal use.

As a preferred embodiment, the second connecting rod 4 and the reinforcing connecting rod 8 are provided with mounting holes and are connected by penetrating through a rotating shaft, and the rotating shaft penetrates through the second connecting rod 4 to hinge the reinforcing connecting rod 8 on the second connecting rod 4; the second installation seat 2 is provided with a chute, the other rotating shaft penetrates through the chute of the second installation seat 2, the reinforcing connecting rod is riveted on the second installation seat 2, after the reinforcing connecting rod 8 is installed, the connecting point between the window frame and the window sash can be increased, so that the safety of the window is enhanced, and the bearing capacity of the hinge is improved by the aid of the six-connecting-rod structure.

Example 2

As shown in fig. 3, this embodiment is different from embodiment 1 in that one end of the reinforcing connection rod 8 is hinged with the second mount 2, and the other end of the reinforcing connection rod 8 is slidably connected with the second connection rod 4. The second connecting rod 4 is provided with a chute, and the reinforcing connecting rod 8 is connected with the second connecting rod 4 by penetrating the chute through the rotating shaft. The spout sets up on second connecting rod 4, strengthens the connecting rod setting at second connecting rod 4 upper surface to increase the tie point between window frame and the casement, thereby strengthen the security of window, supplementary six connecting rod structures promote the bearing capacity of hinge simultaneously.

Example 3

As shown in fig. 4, this embodiment is different from embodiment 1 in that one end of the reinforcing connecting rod 8 is hinged to the second mounting seat 2, and the hinge point is located between the hinge points of the first connecting rod 3 and the second connecting rod 4 on the second mounting seat 2, the other end of the reinforcing connecting rod 8 is connected with the chute of the second connecting rod 4, the chute is disposed on the second connecting rod 4, and the reinforcing connecting rod 8 is connected to the lower surface of the second connecting rod 4, so as to increase the connection point between the window frame and the window sash, thereby enhancing the safety of the window, and assisting the six-connecting-rod structure to promote the bearing capacity of the hinge.

Example 4

As shown in fig. 5, this embodiment is different from embodiment 1 in that one end of the reinforcing connecting rod 8 is hinged to the second mounting seat 2, and the hinge point is located between the hinge point of the second connecting rod 4 and the second mounting seat 2 and the free end of the second mounting seat 2, the other end of the reinforcing connecting rod 8 is connected to the second connecting rod 4 through a chute, the chute is disposed on the reinforcing connecting rod 8, and the reinforcing connecting rod is connected to the upper surface of the second connecting rod 4, so as to increase the connection point between the window frame and the window sash, thereby enhancing the safety of the window, and assisting the six-bar structure to raise the bearing capacity of the hinge.

Example 5

As shown in fig. 6, this embodiment is different from embodiment 1 in that one end of the reinforcing connecting rod 8 is hinged to the second mounting seat 2, and the hinge point is located between the hinge points of the first connecting rod 3 and the second connecting rod 4 on the second mounting seat 2, the other end of the reinforcing connecting rod 8 is connected with the chute of the second connecting rod 4, the chute is disposed on the reinforcing connecting rod 8, and the reinforcing connecting rod is connected to the lower surface of the second connecting rod 4, so as to increase the connection point between the window frame and the window sash, thereby enhancing the safety of the window, and assisting the six-connecting-rod structure to promote the bearing capacity of the hinge.

Example 6

As shown in fig. 7, this embodiment is different from embodiment 1 in that one end of the reinforcing connecting rod 8 is hinged to the second mounting seat 2, and the hinge point is located between the hinge points of the first connecting rod 3 and the second connecting rod 4 on the second mounting seat 2, the other end of the reinforcing connecting rod 8 is connected with the third connecting rod 5 through a chute, the chute is arranged on the reinforcing connecting rod 8, and the reinforcing connecting rod 8 is connected to the upper surface of the third connecting rod 5, so as to increase the connection point between the window frame and the window sash, thereby enhancing the safety of the window, and simultaneously assisting the six-connecting-rod structure in improving the bearing capacity of the hinge.

Example 7

As shown in fig. 8 and 9, the hinge in embodiment 1 is further provided with an adjustable component 9, which is connected to the first connecting rod 3, the third connecting rod 5 and the sealing member 7 at the same time, and is used for simultaneously adjusting the synchronous movement of the first connecting rod 3, the third connecting rod 5 and the sealing member 7. The adjustable assembly 9 comprises an adjusting piece 91 and an adjusting plate 92, the adjusting plate 92 is arranged below the first mounting seat 1, the first mounting seat 1 is provided with a first strip-shaped hole 101, a second strip-shaped hole 102 and a third strip-shaped hole 103, each strip-shaped hole is correspondingly provided with a rotating shaft to connect the adjusting plate 92 with the sealing piece 7, the first connecting rod 3 and the third connecting rod 5 respectively, the first mounting seat 1 is provided with a limiting hole, the limiting hole is round, the adjusting piece 91 penetrates through the limiting hole to be connected with the adjusting plate 92 and is used for controlling the adjusting plate 92 to move in the length direction of the first mounting seat 1 so as to drive the movement of the whole connecting rod assembly, and the connecting rod assembly is a seven-connecting-rod structure consisting of the first mounting seat 1 connected with a window frame, the second mounting seat 2 connected with a window sash, the first connecting rod 3, the second connecting rod 4, the third connecting rod 5, the fourth connecting rod 6 and the reinforcing connecting rod 8. The adjusting component 9 is used for adjusting the moving distance of the whole connecting rod component, so that the multi-connecting rod full-rotation point structure has an adjusting function, and the window sash can move relative to the window frame after the hinge is fixed.

As a preferred embodiment, the adjusting piece 91 is an adjusting shaft, the adjusting shaft is provided with an eccentric structure, the adjusting shaft is eccentrically matched with the adjusting plate 92, when the adjusting shaft is rotated, the adjusting plate 92 can drive a rotating shaft connected with the sealing piece 7, the first connecting rod 3 and the third connecting rod 5 to move in the same direction relative to the first mounting seat 1, so that the adjusting moving distance is controllable, the connecting assembly is driven to move relative to the first mounting seat 1, the window sash is further moved relative to the window frame, the effect that deformation caused by overweight of the window is compensated through the adjustable function of the hinge is achieved, and the condition that the window frame and the window sash cannot be opened or closed due to collision is prevented.

As a preferred embodiment, the first mounting seat 1 is provided with a first limiting part 16, the sealing element 7 is provided with a first clamping part 71 matched with the first limiting part 16 so as to limit the sealing element 7 to slide in the same direction relative to the first mounting seat 1, and when the window sash moves relative to the window frame, the sealing performance of the hinge can be maintained, and the sealing element 7 can be prevented from deviating from the initial position in the use process to cause the sealing failure of the hinge; the first mount pad 1 is equipped with mounting spacing point, and first mounting 11 cooperates with mounting spacing point each other, plays initial positioning action, when dismantling the hinge, can make first mounting 11 fix a position fast, prevents to rotate and cross first leading to the hinge to dismantle.

As the preferred embodiment, the junction of the third connecting rod 5 and the adjusting plate 92 is provided with a gasket, the rotating shaft sequentially passes through the mounting hole of the third connecting rod 5, the strip-shaped hole of the first mounting seat 1 and the adjusting plate 92, the third connecting rod 5, the gasket and the adjusting plate 92 are hinged on the first mounting seat 1, the two sides of the mounting hole of the first mounting seat 1, which is close to the third connecting rod 5, are provided with positioning protrusions, can be matched with a target mounting object fixed by the first mounting seat 1, and can effectively prevent the first mounting seat 1 from being in a camber phenomenon when the hinge is impacted by continuous or instantaneous maximum angle opening, thereby improving the safety and stability of the hinge.

As a preferred embodiment, a gasket is arranged at the joint of the first mounting seat 1 and the fourth connecting rod 6, the fourth connecting rod 6 and the gasket are hinged on the first mounting seat 1 in sequence through a mounting hole of the fourth connecting rod 6 by a rotating shaft, and enough space is reserved at two ends of the hinged part of the fourth connecting rod 6 and the first mounting seat 1 for arranging a fixing piece or a screw hole, so that the first mounting seat 1 is effectively prevented from being pulled and deformed when the connecting rod is stressed; gaskets are clamped at the hinged positions of the second connecting rod 4 and the third connecting rod 5, and the third connecting rod 5 sequentially penetrates through the gaskets of the second connecting rod 4 through a rotating shaft to realize hinging; the second connecting rod 4 is provided with a mounting hole, and a second connecting piece is hinged on the second mounting seat 2 by passing through the mounting hole of the second connecting rod 4 through a rotating shaft; gaskets are clamped at the hinged positions of the second connecting rod 4 and the fourth connecting rod 6, and the second connecting rod 4, the gaskets and the fourth connecting rod 6 are hinged by passing through the rotating shaft in sequence; the six-connecting-rod full-rotation point structure of the hinge is realized, so that the hinge can be normally used. The second connecting rod 4 and the second mount pad 2 are connected respectively at the both ends of strengthening connecting rod 8, set up the tie point between the multiplicable window frame of strengthening connecting rod 8 and the casement to strengthen the security of window, supplementary six connecting rod structures promote the bearing capacity of hinge simultaneously.

Example 8

As shown in fig. 10, this embodiment is different from embodiment 7 in that the second limiting hole 95 is elongated, the length direction of the second limiting hole 95 is set along the width direction of the first mounting seat, the adjusting shaft passes through the limiting hole to be connected with the adjusting plate, and the moving amount of the adjusting plate is controlled by the eccentric structure of the adjusting shaft.

Example 9

As shown in fig. 11, the difference between this embodiment and embodiment 7 is that the adjusting assembly 9 includes an adjusting member 91 and an adjusting plate 92, wherein the adjusting member 91 is an adjusting screw, the adjusting screw is in threaded connection with the adjusting plate 92, a rotating shaft connected with the sealing member 7, the first connecting rod 3 and the third connecting rod 5 is hinged with the adjusting plate 92, the first mounting seat 1 is provided with a first bar-shaped hole 101, a second bar-shaped hole 102 and a third bar-shaped hole 103, and rotating shafts connected with the sealing member 7, the first connecting rod 3 and the third connecting rod 5 are respectively slidably arranged in the first bar-shaped hole 101, the second bar-shaped hole 102 and the third bar-shaped hole 103, and the rotating shaft connected with the sealing member 7, the first connecting rod 3 and the third connecting rod 5 is connected with the connecting rod assembly; the adjusting screw is provided with a fourth limiting part 911, the first mounting seat 1 is provided with a limiting hole matched with the fourth limiting part 911, the adjusting plate 92 is provided with a second limiting part 921, the first mounting seat 1 is provided with a reaming part 17 matched with the second limiting part 921 so as to limit the adjusting plate 92 to slide in the same direction relative to the first mounting seat 1, the adjusting plate 92 is provided with a second clamping part 922, the first mounting seat 1 is provided with a third limiting part 18 matched with the second clamping part 922, the first mounting seat 1 is provided with a first limiting part, the sealing element 7 is provided with a first clamping part 71 matched with the first limiting part of the first mounting seat 1 so as to limit the sealing element 7 to slide in the same direction relative to the first mounting seat 1, and the sealing property of the hinge can be kept when the window sash moves relative to the window frame; when the adjusting screw is rotated, the adjusting plate 92 can drive the rotating shaft connected with the sealing element 7, the first connecting rod 3 and the third connecting rod 5 to move relative to the first mounting seat 1, so that the adjusting moving distance is controllable, the connecting assembly is driven to move relative to the first mounting seat 1, the window sash is further driven to move relative to the window frame, and the effect that deformation caused by overweight of the window is compensated through the adjustable function of the hinge is realized.

Example 10

As shown in fig. 12, the present embodiment is different from embodiment 7 in that the adjusting assembly 9 includes an adjusting member 91 and an adjusting plate 92, the adjusting member 91 is hinged on the adjusting plate 92, the rotating shafts connected with the sealing member 7, the first connecting rod 3 and the third connecting rod 5 are hinged with the adjusting plate 92, the first mounting seat 1 is provided with a first bar-shaped hole 101, a second bar-shaped hole 102 and a third bar-shaped hole 103, the rotating shafts connected with the sealing member 7, the first connecting rod 3 and the third connecting rod 5 are respectively slidably arranged in the first bar-shaped hole 101, the second bar-shaped hole 102 and the third bar-shaped hole 103, and the rotating shafts connected with the sealing member 7, the first connecting rod 3 and the third connecting rod 5 are connected with the connecting rod assembly; the adjusting member 91 is provided with a protruding portion 912, the first mounting seat 1 is provided with a concave portion 913 engaged with the protruding portion 912, the first mounting seat 1 is provided with a second limiting hole 95, the adjusting member 91 passes through the second limiting hole 95 to be engaged and slide on the first mounting seat 1, the adjusting plate 92 is provided with a second limiting portion, the first mounting seat 1 is provided with a reaming portion 17 engaged with the second limiting portion 921 so as to limit the adjusting plate 92 to slide in the same direction relative to the first mounting seat 1, the adjusting member 91 is provided with a threaded hole connected with a screw, and after the moving distance is adjusted, the locking screw is locked to prevent retraction; when the adjusting piece 91 is rotated, the adjusting plate 92 can drive the rotating shaft connected with the sealing piece 7, the first connecting rod 3 and the third connecting rod 5 to move relative to the first mounting seat 1, so that the adjusting moving distance is controllable, the connecting assembly is driven to move relative to the first mounting seat 1, the window sash is further driven to move relative to the window frame, and the effect that deformation caused by overweight of the window is compensated through the adjustable function of the hinge is realized.

Example 11

As shown in fig. 13, this embodiment is different from embodiment 7 in that the adjusting assembly 9 includes an adjusting member 91, a fixed shaft 93, a swing plate 94 and an adjusting plate 92, the adjusting member 91 is an adjusting shaft, the first mounting seat 1 is provided with a first bar-shaped hole 101, a second bar-shaped hole 102 and a third bar-shaped hole 103, rotating shafts connected with the sealing member 7, the first connecting rod 3 and the third connecting rod 5 are slidably provided in the first bar-shaped hole 101, the second bar-shaped hole 102 and the third bar-shaped hole 103, respectively, and rotating shaft connected with the sealing member 7, the first connecting rod 3 and the third connecting rod 5 is a connecting rod assembly; the adjusting plate 92 is further provided with a fourth bar-shaped hole 104, the adjusting shaft passes through the second limiting hole 95 of the first mounting seat 1, the fourth bar-shaped hole 104 is hinged to one end of the swinging plate, the adjusting shaft is provided with an eccentric structure and is in eccentric fit with the swinging plate, rotating shafts connected with the sealing piece 7, the first connecting rod 3 and the third connecting rod 5 are hinged to the adjusting plate 92 respectively, the fixed shaft 93 passes through the other side of the swinging plate 94 and is hinged to the adjusting plate 92, the adjusting plate 92 is provided with a second limiting part, the first mounting seat 1 is provided with a reaming part 17 matched with the second limiting part 921 so as to limit the adjusting plate 92 to only slide in the same direction relative to the first mounting seat 1, and when the adjusting shaft is rotated, the swinging plate can drive the adjusting plate 92, the rotating shafts connected with the sealing piece 7, the first connecting rod 3 and the third connecting rod 5 to move relative to the first mounting seat 1, so that the adjusting moving distance is controllable, and the connecting assembly is driven to move relative to the first mounting seat 1, and further the window sash is enabled to move relative to the window frame, and the deformation caused by overweight of the window is enabled to compensate through the adjustable function of the hinge.

Of course, the present utility model can be implemented in various other embodiments, and based on this embodiment, those skilled in the art can obtain other embodiments without any inventive effort, which fall within the scope of the present utility model.

Claims (11)

1. The utility model provides a multi-connecting-rod hinge for window, includes first mount pad (1) that is connected with the window frame, second mount pad (2) that are connected with the casement and link assembly, link assembly includes head rod (3), second connecting rod (4) and third connecting rod (5), the one end of head rod (3) articulates first mount pad (1), the other end of head rod (3) with the one end of second connecting rod (4) articulates respectively second mount pad (2), the both ends of third connecting rod (5) respectively with first mount pad (1) with second connecting rod (4) are articulated, its characterized in that,

the connecting rod assembly further comprises a fourth connecting rod (6); two ends of the fourth connecting rod (6) are hinged with the first mounting seat (1) and the second connecting rod (4) respectively;

a reinforcing connecting rod (8); the reinforced connecting rod (8) is connected with the second mounting seat (2), the other end of the reinforced connecting rod (8) is connected with the second connecting rod (4) or the third connecting rod (5), and one end of the reinforced connecting rod (8) is hinged and the other end of the reinforced connecting rod is in sliding connection.

2. A multi-link hinge for windows according to claim 1, characterized in that the second mounting base (2) is provided with a first chute along the length direction, and a first reinforcing connecting shaft connected with the reinforcing connecting rod (8) is arranged on the first chute in a penetrating manner, so that one end of the reinforcing connecting rod (8) can slide on the first chute along with the first reinforcing connecting shaft.

3. A multi-link hinge for window according to claim 1, characterized in that the second connecting rod (4) is provided with a second chute along the length direction, and a second reinforcing connecting shaft connected with the reinforcing connecting rod (8) is arranged on the second chute in a penetrating manner, so that one end of the reinforcing connecting rod (8) can slide on the second chute along with the second reinforcing connecting shaft.

4. A multi-link hinge for windows according to claim 1, characterized in that one end of the reinforcing link (8) is provided with a third chute along the length direction, and a third reinforcing link shaft is provided on the third chute in a penetrating manner, and the third reinforcing link shaft is used for connecting the reinforcing link (8) with the second link (4) or the third link (5).

5. The multi-link hinge for windows according to claim 1, wherein a limit shaft (21) is disposed at one end, close to the first connecting rod (3), of the second mounting seat, the first connecting rod (3) comprises a rod body and a limit stop (31), the limit stop (31) is disposed on the rod body, the limit stop (31) is disposed at one side, close to the second mounting seat (2), of the second mounting seat, and the limit stop (31) is in contact with the limit shaft (21) to realize limit opening when the hinge is opened to a preset angle.

6. The multi-link hinge for windows according to claim 1, wherein at least one second positioning hole (15) is provided on the bottom surface of the first mounting seat (1), a second fixing member (12) and a second fixing shaft are provided at the second positioning hole (15), the second fixing shaft passes through the second positioning hole (15) to fix the second fixing member (12) on the first mounting seat (1), the second fixing member (12) is provided with a first protruding portion (121), and the first mounting seat (1) is provided with a first recessed portion (122) matched with the first protruding portion (121) for limiting the rotation angle of the second fixing member.

7. The multi-link hinge for windows according to claim 1, wherein a first connecting rod mounting hole is formed in the first mounting seat (1), a gasket is arranged between the first connecting rod (3) and the first mounting seat (1), a third fixing piece (13) is arranged below the first mounting seat (1), a second protruding portion (131) is arranged on the third fixing piece (13), a second concave portion matched with the second protruding portion (131) is arranged on the bottom surface of the first mounting seat (1), a first rotating shaft is arranged on the first connecting rod (3) mounting hole, and the first rotating shaft sequentially penetrates through the first connecting rod (3), the gasket, the first mounting seat (1) and the third fixing piece (13).

8. A multi-link hinge for windows according to claim 1, characterized in that one end of the first mounting seat (1) is provided with a sealing element (7), one end of the second mounting seat (2) is provided with a guiding head (22), and when the link assembly is closed, the sealing element (7) cooperates with the guiding head (22) to realize sealing.

9. A multi-link hinge for windows according to claim 8, characterized in that said first mounting seat (1) is further provided with an adjustable assembly, which is simultaneously connected to said first connecting rod (3), said third connecting rod (5) and said sealing member (7), for simultaneously adjusting the synchronous movements of said first connecting rod (3), said third connecting rod (5) and said sealing member (7).

10. The multi-link hinge for windows according to claim 9, wherein the adjustable assembly (9) comprises an adjusting piece (91) and an adjusting plate (92), the adjusting plate (92) is arranged below the first mounting seat (1), the first mounting seat (1) is provided with a plurality of bar-shaped holes, the length direction of the bar-shaped holes is arranged along the length direction of the first mounting seat (1), the first connecting rod (3) and the third connecting rod (5) are provided with rotating shafts which respectively penetrate through the bar-shaped holes and are connected with the adjusting plate (92), the first mounting seat (1) is provided with a limiting hole (95), and the adjusting piece (91) penetrates through the limiting hole (95) and is connected with the adjusting plate (92) for controlling the adjusting plate (92) to move in the length direction of the first mounting seat (1).

11. A window comprising a frame and a sash, characterized in that it comprises a multi-link hinge for a window according to any one of claims 1-10, said first mount (1) being connected to said frame and said second mount (2) being connected to said sash.