CN220301972U - Multi-connecting-rod hinge for high-bearing window and window - Google Patents

Abstract

The utility model provides a multi-connecting-rod hinge for a high-bearing 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; 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. The six-link hinge disclosed by the utility model has good structural stability, the hinge cannot deform and interfere with the profile or the structure of the hinge when strong wind is encountered, the safety protection of the hinge is improved, and the hinge is prevented from being easily worn by a height due to a chute, so that a window is stable and reliable.

Description

Multi-connecting-rod hinge for high-bearing window and window

Technical Field

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

Background

With the continuous development of urban construction, the larger the window of a modern high-rise building is, the higher the requirements on the bearing performance and the anti-damage performance of a hinge for connecting the window frame and the window sash are required. The existing hinge is usually a five-link hinge, the wind pressure resistance is poor in the opening process, when the window sash is opened to the maximum state in the moment, the window sash is subjected to the inertial action, and when the hinge is in impact resistance, as the sliding groove is arranged on the first mounting seat of the traditional five-link hinge, the sliding block is usually positioned in the sliding groove of the sliding rail and is in sliding fit with the sliding groove, so that the sliding block on the sliding rail cannot be provided with a fixing screw in the sliding range, the strength of the hinge is reduced, the problems that the sliding rail is not firmly installed easily, the sliding groove part of the first mounting seat is easy to warp and deform and the like are easily caused, the hinge is directly damaged, the window cannot be normally used due to damage to the window section bar, and even safety accidents occur.

In addition, sundries are easy to fall into the sliding groove in house decoration and daily use, the sliding groove is not easy to clean, the sliding groove is repeatedly opened and closed for a long time, the hinge is easy to be worn by a high degree due to long-term sliding friction, the window is enabled to be blocked and stopped, the service life of the window is seriously affected, and long-term use is not facilitated. In addition, as the length of the main bearing connecting rod of the existing hinge structure is too long, the main bearing connecting rod is easy to deform under the action of a high-weight door and window, so that the window sashes droop and cannot be normally used; in addition, errors exist in the production and processing of the hinge and the window profile, so that the production and processing precision requirement of the whole window is high, and the production efficiency is seriously influenced. Therefore, the multi-connecting-rod hinge is provided, so that the window can be normally used under the working condition of high weight, the bearing capacity is improved, the speed of opening and closing the window is controllable, the stability and the safety 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 problem, the application provides a high-load-bearing multi-connecting-rod hinge for a window, so that the window can be normally used under the working condition of high weight, the speed of opening and closing the window is controllable when the bearing capacity is improved, the hinge cannot deform and interfere with the profile or the structure of the hinge when strong wind is encountered, the safety protection of the hinge is improved, and the hinge is prevented from being worn by a high degree due to a chute, so that the window is stable and reliable, and the problems of bearing of the window and the service life of the window are solved.

The application is realized by the following technical scheme:

the multi-connecting rod hinge for the high-bearing window 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 second connecting rod is respectively hinged with the second mounting seat,

the two ends of the first connecting rod are respectively hinged with the first mounting seat and the second mounting seat, and the two ends of the third connecting rod are respectively hinged with the first connecting rod and the second connecting rod;

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

Further, the hinge further comprises a reinforcing connecting rod, the reinforcing connecting rod comprises a first reinforcing connecting rod and a second reinforcing connecting rod, one end of the first reinforcing connecting rod is hinged to the second mounting seat, and two ends of the second reinforcing connecting rod are respectively hinged to the first reinforcing connecting rod and the second connecting rod.

Further, the hinge further comprises a stabilizing connecting rod and a damper, one end of the stabilizing connecting rod is hinged to the second connecting rod or the fourth connecting rod or the second mounting seat or the third connecting rod, the other end of the stabilizing connecting rod is hinged to the damper, a sliding groove is formed in the first mounting seat, and the damper is slidably arranged on the sliding groove.

Further, the damper comprises a first sliding part, a second sliding part, a third sliding part and a fixing part, wherein the fixing part sequentially penetrates through the stable connecting rod, the first sliding part, the sliding groove, the second sliding part and the third sliding part, the first mounting seat, the second sliding part and the third sliding part are arranged in a stacked mode, the first sliding part is located on the upper surface of the first mounting seat, and the second sliding part and the third sliding part are located on the lower surface of the first mounting seat.

Further, the chute is located between the first mount and the two hinge points of the link assembly.

Further, the sliding groove is arranged outside the two hinging points of the first mounting seat and the connecting rod assembly and is positioned between the hinging point of the fourth connecting rod and the free end of the first mounting seat.

Further, the second mounting seat and the first connecting rod are provided with mutually matched limiting components used for limiting the second mounting seat and the first mounting seat to be unfolded or overlapped in a set angle, and the limiting components are arranged at the hinge positions close to the second mounting seat and the first connecting rod.

Further, the limiting assembly comprises a limiting point and a limiting block, wherein the limiting point is arranged on the lower surface of the second mounting seat, and the limiting block is arranged on the upper surface of the first connecting rod; or the limiting block is arranged on the lower surface of the second mounting seat, and the limiting point is arranged on the upper surface of the first connecting rod and used for limiting the opening of the hinge to a preset angle by abutting the limiting block with the limiting point.

Further, the second mount pad with be equipped with mutually supporting spacing subassembly on the second connecting rod, spacing subassembly is including setting up the stopper at the second mount pad, when the hinge is opened to the angle of predetermineeing, stopper and second connecting rod are inconsistent.

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, 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, the first mounting seat is further provided with an adjustable component, one end of the adjustable component is connected with the first connecting rod or the third connecting rod, and the other end of the adjustable component is connected with the sealing piece and used for adjusting the first connecting rod or the third connecting rod to synchronously move with the sealing piece.

Further, adjustable subassembly includes regulating part and regulating plate, the regulating plate sets up first mount pad below, first mount pad is equipped with first bar hole, second bar hole along length direction, first connecting rod is equipped with the pivot pass the second bar hole with the regulating plate is connected, first bar hole department is equipped with sealing member and first mounting to set up the pivot and pass in proper order sealing member, first bar hole regulating plate first mounting, be equipped with first block portion on the sealing member, first mount pad be equipped with first block portion matched with first spacing portion for the restriction sealing member movement amount, first mount pad is equipped with first spacing hole, the regulating part pass first spacing hole with the regulating plate is connected, is used for controlling the regulating plate is in the length direction of first mount pad is gone up and is removed.

Further, the adjusting piece is an adjusting shaft with an eccentric structure, the first limiting hole is round or long-strip-shaped, the adjusting shaft penetrates through the first limiting hole to be connected with the adjusting plate, and the moving amount of the adjusting plate is controlled through the eccentric structure of the adjusting shaft.

Further, adjustable subassembly still includes swing board and fixed axle, be equipped with the perforation on the swing board for the fixed axle passes the back and is connected with the regulating plate, the regulating plate is equipped with the third bar hole, the regulating part passes first spacing hole, third bar hole in proper order and is connected with the swing board, the regulating part is the regulating spindle that is equipped with eccentric structure, first spacing hole is circular, the regulating spindle passes first spacing hole and the eccentric cooperation of swing board in order to control the amount of movement of regulating plate.

Further, the adjusting piece is an adjusting screw, the adjusting screw is arranged in the first limiting hole in a rotatable and left-right limiting mode, a screw hole matched with the adjusting screw is formed in the adjusting plate, and when the adjusting screw rotates, the adjusting plate moves along the length direction of the first mounting seat.

Further, the adjusting screw is provided with a fourth limiting portion, the first limiting hole is a strip-shaped perforation provided with a reaming portion and a third limiting portion, the adjusting plate is provided with a second clamping portion matched with the first limiting hole, the second clamping portion is perpendicular to the adjusting plate, the second clamping portion can penetrate through the first limiting hole to be located above the first mounting seat and clamped on the third limiting portion, two ends of the second clamping portion are provided with grooves or perforations capable of enabling the adjusting screw to be embedded horizontally, and the second clamping portion is provided with a screw hole for being matched with the adjusting screw to rotate so as to adjust the second clamping portion to move in the length direction of the first limiting hole.

Further, the regulating part comprises a protruding part and a concave part meshed with the protruding part in an adapting mode, the first limiting hole is a strip-shaped hole, the length direction of the first limiting hole is set along the width direction of the first mounting seat, the concave part is arranged at the edge of the first limiting hole, the side edge of the protruding part is provided with a rack matched with the concave part, a connecting shaft is arranged below the protruding part and used for penetrating the first limiting hole to be connected with the regulating plate, a threaded hole is formed in the protruding part, and an adapting screw is arranged in the threaded hole and used for locking and limiting rotation of the concave part.

The utility model provides a window, includes window frame and casement, includes above-mentioned high bearing is multi-link hinge for window, first mount pad with the window frame is connected, the second mount pad with the casement is connected.

The beneficial effects of this application:

1. the hinge is of a six-connecting-rod full-rotation point structure, each rod piece is in a rotary connection mode, the structure is simple, the mechanical performance is stable, and particularly under the high bearing working condition of the hinge, the two ends of the first connecting rod are respectively connected with the first mounting seat and the second mounting seat, so that the bearing capacity can be effectively improved.

2. The connecting rod pieces of the utility model mutually restrict the degree of freedom, ensure the unique opening and closing track of the hinge, avoid interference with the profile structure, and have the advantages of inexhaustible rod pieces and stable mechanical property.

3. After the hinge is limited and opened, the second connecting rod and the fourth connecting rod are on the same straight line, so that the bearing capacity of the second connecting rod and the fourth connecting rod is stronger, and the wind pressure resistance of the whole hinge is stronger.

4. The hinge disclosed by the utility model can improve the wind pressure resistance and the service life of a window, and the wind pressure resistance and the mechanical stability of the hinge are reduced due to the existence of the sliding groove in the traditional hinge. The reinforcing connecting rod is added on the six-connecting-rod full-rotation-point hinge, so that each stress of the hinge is enhanced.

5. The stable connecting rod added on the first mounting seat is matched with the sliding block with the adjustable damper, so that the window is prevented from being opened to an excessive angle in an instant and forced manner when the window encounters a strong wind, the hinge is damaged, the opening and closing speed of the window is controllable, and the opening and closing safety of the window is improved.

6. Through set up on head rod or second connecting rod with second mount pad complex spacing subassembly, restriction second mount pad is for the open angle of first mount pad, when the hinge is opened to the angle of predetermineeing, spacing subassembly looks butt plays spacing effect of opening, improves the wind pressure resistance ability of hinge.

7. The hinge with the multi-connecting-rod full-rotation-point structure is added with an adjustable function, so that the hinge has the adjustable function, the sealing performance of a window is enhanced, the production and processing difficulty of doors and windows is reduced, and particularly under the working condition of high weight of the window, the deformation of the window and the deformation of the hinge are 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 a schematic view of the structure of the first protrusion in the second fixing member according to embodiment 1 of the present utility model;

FIG. 4 is a schematic view of a first recess portion cooperating with a first protrusion portion in embodiment 1 of the present utility model

FIG. 5 is a schematic overall view of embodiment 2 of the present utility model;

FIG. 6 is a schematic overall view of embodiment 3 of the present utility model;

FIG. 7 is a schematic overall view of embodiment 4 of the present utility model;

FIG. 8 is a schematic overall view of embodiment 5 of the present utility model;

FIG. 9 is a schematic overall view of embodiment 6 of the present utility model;

FIG. 10 is a schematic view showing the structure of the bottom surface of the hinge according to embodiment 7 of the present utility model;

FIG. 11 is a schematic overall view of embodiment 7 of the present utility model;

FIG. 12 is a schematic overall view of embodiment 8 of the present utility model;

FIG. 13 is an exploded view of the structure of embodiment 8 of the present utility model;

FIG. 14 is a schematic overall view of embodiment 9 of the present utility model;

FIG. 15 is an overall schematic of embodiment 10 of the present utility model;

FIG. 16 is a schematic overall view of embodiment 11 of the present utility model;

FIG. 17 is an overall schematic of embodiment 12 of the present utility model;

FIG. 18 is a schematic overall view of embodiment 13 of the present utility model;

FIG. 19 is a schematic overall view of embodiment 14 of the present utility model;

FIG. 20 is an overall schematic of embodiment 15 of the present utility model;

FIG. 21 is a schematic overall view of embodiment 16 of the present utility model;

FIG. 22 is a schematic overall view of embodiment 17 of the present utility model;

FIG. 23 is a schematic overall view of embodiment 18 of the present utility model;

FIG. 24 is an exploded view of the adjustable assembly of embodiment 19 of the present utility model;

FIG. 25 is an exploded view of the adjustable assembly of embodiment 20 of the present utility model;

FIG. 26 is an exploded view of the adjustable assembly of embodiment 21 of the present utility model;

FIG. 27 is an exploded view of the adjustable assembly of embodiment 22 of the present utility model;

fig. 28 is an exploded view of the adjustable assembly of embodiment 23 of the present utility model.

The reference numerals in the drawings are as follows:

the first mount 1, the first fixing member 11, the second fixing member 12, the first protruding portion 121, the first recessed portion 122, the first positioning hole 14, the second positioning hole 15, the first limiting portion 16, the reamer portion 17, the third limiting portion 18, the damper 19, the first slider 191, the second slider 192, the third slider 193, the fixing member 194, the second mount 2, the limiting shaft 21, the guide head 22, the first connecting rod 3, the limiting point 31, the limiting block 32, the second connecting rod 4, the third connecting rod 5, the fourth connecting rod 6, the sealing member 7, the first engaging portion 71, the reinforcing connecting rod 81, the first reinforcing connecting rod 811, the second reinforcing connecting rod 812, the stabilizing connecting rod 82, the adjustable assembly 9, the adjusting member 91, the fourth limiting portion 911, the boss 912, the concave limiting member 913, the adjusting plate 92, the second limiting portion 921, the second engaging portion 922, the fixing shaft 93, the swinging plate 94, the first limiting hole 95, the gasket 10, the first hole 101, the second hole 102, the third hole 103, the second bar-shaped groove 105, and the second bar-shaped groove 106.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, 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 application are merely used to explain the relative positional relationship, movement conditions, and the like 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 descriptions of "first," "second," and the like, herein are for descriptive purposes only and are 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 herein of "hinged" includes both forms of direct hinging, as well as forms of indirect staking via a medium attached to one of the two.

Example 1

As shown in fig. 1 and fig. 2, for an embodiment of the present application, a multi-link hinge for a high load-bearing window includes a first mount 1 connected with a window frame, a second mount 2 connected with a window sash, and a link assembly, where the link assembly includes a first link 3, a second link 4, and a third link 5, two ends of the first link 3 are respectively hinged to the first mount 1 and the second mount 2, two ends of the third link 5 are respectively hinged to the first link 3 and the second link 4, the link assembly further includes a fourth link 6, and two ends of the fourth link 6 are respectively hinged to the first mount 1 and the second link 4. All the connection points in the embodiment are in rotary connection, a structure of full-rotation point connection is formed, the stress capability of the whole hinge is enhanced through a six-connecting-rod structure, the longitudinal stress area of the connecting rod assembly can be enlarged by hinging the first connecting rod 3 with the three connecting rods 5, the bearing capability is effectively improved, and the safety protection effect of the hinge is improved.

As a preferred embodiment, the first mounting seat 1 is provided with a mounting hole of the first connecting rod 3, a gasket is arranged between the first connecting rod 3 and the first mounting seat 1, and the mounting hole of the first connecting rod 3 is provided with a rotating shaft which sequentially passes through the first connecting rod 3, the gasket and the first mounting seat 1 and is rotatably connected with the first connecting rod, the gasket and the first mounting seat 1.

As the preferred implementation manner, protruding members are arranged at two ends of the first mounting seat 1, which are close to the mounting hole of the third connecting rod 5, and can be matched with a target mounting object fixed by the first mounting seat 1, when the hinge receives continuous or instantaneous maximum angle opening impact, the first mounting seat can be effectively prevented from being in a camber phenomenon, and the safety and 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; for limiting the position of the second mount when stacked.

As a preferred embodiment, the second mounting seat 2 and the first connecting rod 3 are provided with mutually matched limiting components for limiting the second mounting seat 2 and the first mounting seat 1 to be unfolded or folded in a set angle, and the limiting components are arranged near the hinge joint of the second mounting seat 2 and the first connecting rod 3. The limiting component comprises a limiting point 31 and a limiting block 32, wherein the limiting point 31 is arranged on the lower surface of the second mounting seat 2, the limiting point 31 is in a column shape or a shaft shape and is directly hinged to the second mounting seat 2, the limiting block 32 is arranged on the upper surface of the first connecting rod 3, the limiting block 32 is formed by upward protrusions of a rod body of the first connecting rod 3 and is used for limiting the limiting block 32 to be in contact with the limiting point 31 when the hinge is opened to a preset angle so as to realize limiting opening, and 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. 3 and 4, the second fixing element 12 is provided with a first protruding portion 121, the first mounting seat 1 is provided with a first concave 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 normally usable.

Example 2

As shown in fig. 5, the difference between the present embodiment and embodiment 1 is that the first connecting rod 3 and the third connecting rod 5 are simultaneously hinged on the first mounting seat 1, that is, when a rotating shaft passes through the first connecting rod 3, the third connecting rod 5 and the first mounting seat 1 from top to bottom in sequence, the first connecting rod 3 and the third connecting rod 5 are hinged on the first mounting seat 1 together, so that the longitudinal stress area can be enlarged, and the bearing capacity can be effectively improved.

Example 3

As shown in fig. 6, the difference between the present embodiment and embodiment 1 is that the first connecting rod 3 and the third connecting rod 5 are simultaneously hinged on the first mounting seat 1, that is, when a rotating shaft passes through the third connecting rod 5, the first connecting rod 3 and the first mounting seat 1 from top to bottom in sequence, the third connecting rod 3 and the third connecting rod 5 are hinged on the first mounting seat 1 together, so that the longitudinal stress area can be enlarged, and the bearing capacity can be effectively improved.

Example 4

As shown in fig. 7, this embodiment further adds, on the basis of embodiment 1, a second mount 2 to which one end of a reinforcing connecting rod 81 is connected, and the other end of the reinforcing connecting rod 81 is connected to a second connecting rod 4, where the reinforcing connecting rod 81 includes a first reinforcing connecting rod 811 and a second reinforcing connecting rod 812, one end of the first reinforcing connecting rod 811 is hinged to the second mount 2, one end of the second reinforcing connecting rod 812 is hinged to the first reinforcing connecting rod 811, and the other end of the second reinforcing connecting rod 812 and the second connecting rod 4 are hinged to one end of the fourth connecting rod 6 at the same time, and the same rotation shaft is used to sequentially pass through the second reinforcing connecting rod 812, the second connecting rod 4, the fourth connecting rod 6, or the same rotation shaft is used to sequentially pass through the second connecting rod 4, the second reinforcing connecting rod 812, the fourth connecting rod 6, and the three are rotatably connected. The multi-connecting-rod-assisted six-connecting-rod stress device has the advantages that the multi-connecting-rod-assisted six-connecting-rod stress is realized, the destructive power of the hinge is dispersed, the safety protection effect of the hinge is enhanced, and meanwhile, the bearing capacity of the hinge is improved through the six-connecting-rod-assisted structure.

Example 5

As shown in fig. 8, this embodiment further adds, on the basis of embodiment 1, a second mount 2 to which one end of a reinforcing connecting rod 81 is connected, and a second connecting rod 4 to which the other end of the reinforcing connecting rod 81 is connected, the reinforcing connecting rod 81 includes a first reinforcing connecting rod 811 and a second reinforcing connecting rod 812, one end of the first reinforcing connecting rod 811 is hinged to the second mount 2, one end of the second reinforcing connecting rod 812 is hinged to the first reinforcing connecting rod 811, and the other end of the second reinforcing connecting rod 812 is hinged to the upper surface of the second connecting rod 4. The multi-connecting-rod-assisted six-connecting-rod stress device has the advantages that the multi-connecting-rod-assisted six-connecting-rod stress is realized, the destructive power of the hinge is dispersed, the safety protection effect of the hinge is enhanced, and meanwhile, the bearing capacity of the hinge is improved through the six-connecting-rod-assisted structure.

Example 6

As shown in fig. 9, the difference from embodiment 1 is that the two ends of the first connecting rod 3 are respectively hinged with the third connecting rod 5 and the second mounting seat 2, the two ends of the third connecting rod 5 are respectively hinged with the first mounting seat 1 and the second connecting rod 4, mutually matched limiting components are arranged on the second mounting seat 2 and the second connecting rod 4, each limiting component comprises a limiting block 32 arranged on the second mounting seat 2, and when the hinge is opened to a preset angle, the limiting block 32 directly abuts against the second connecting rod 4. The stopper 32 and the stopper point 31 are also applicable to the hinge structure of embodiment 1. Limiting the opening angle of the second mounting seat relative to the first mounting seat, when the hinge is opened to a preset angle, the limiting assembly is in contact with the first mounting seat to limit the opening effect, and the wind pressure resistance of the hinge is improved.

Example 7

As shown in fig. 10 and 11, the difference from embodiment 1 is that the two ends of the first connecting rod 3 are respectively hinged with the third connecting rod 5 and the second mounting seat 2, the two ends of the third connecting rod 5 are respectively hinged with the first mounting seat 1 and the second connecting rod 4, wherein the limiting component comprises a limiting point 31 and a limiting block 32, the limiting point 31 is arranged on the upper surface of the first connecting rod 3, the limiting point 31 is in a column shape, the limiting block 32 is arranged on the lower surface of the second mounting seat 2, the limiting block 32 is a square block body, and the limiting block 32 is used for abutting against the limiting point 31 when the hinge is opened to a preset angle to realize limiting opening. The stopper 32 and the stopper point 31 are also applicable to the hinge structure of embodiment 1.

Example 8

As shown in fig. 12 and 13, in this embodiment, on the basis of embodiment 2, a stabilizing connecting rod 82 and a damper 19 are added, one end of the stabilizing connecting rod 82 is hinged to the third connecting rod 5, the other end of the stabilizing connecting rod 82 is hinged to the damper 19, a sliding groove 105 is formed in the first mounting seat 1, the damper 19 is slidably arranged on the sliding groove 105, and the sliding groove 105 is located between two hinge points of the first mounting seat 1 and the connecting rod assembly. The damper 19 includes a first slider 191, a second slider 192, a third slider 193, and a fixing member 194, the fixing member 194 sequentially passes through the fixing member 194 and sequentially passes through the stabilizing connecting rod 82, the first slider 191, the chute 105, the second slider 192, and the third slider 193, the stabilizing connecting rod 82 is stacked and arranged by the first slider 191, the first mount 1, the second slider 192, and the third slider 193, the first slider 191 is located on the upper surface of the first mount 1, and the second slider 192 and the third slider 193 are located on the lower surface of the first mount 1. After the stable connecting rod is installed, the stability of the opened window can be enhanced. The first sliding piece 191 and the second sliding piece 192 are provided with screw mounting holes, the third sliding piece 193 is provided with screw holes, the screws penetrate through the first sliding piece 191 and the second sliding piece 192 to tightly lock the first sliding piece 191 on the first mounting seat, the first sliding piece 191 and the second sliding piece 192 are made of wear-resistant materials, the adjustment of the hinge operating force can be realized through the tightness of the adjusting screws, the speed of opening and closing the window can be controlled, the window is prevented from being opened to an excessive angle to damage the hinge by force in the moment when in heavy wind, and the opening and closing safety of the window is improved.

Example 9

As shown in fig. 14, this embodiment is different from embodiment 8 in that one end of the stabilizing connecting rod 82 is hinged to the second connecting rod 4, and the other end of the stabilizing connecting rod 82 is hinged to the damper 19, so as to realize stable unfolding or folding of the first mounting seat and the second mounting seat within a set angle.

Example 10

As shown in fig. 15, this embodiment is different from embodiment 8 in that one end of the stabilizing connecting rod 82 is hinged to the fourth connecting rod 6, and the other end of the stabilizing connecting rod 82 is hinged to the damper 19, so as to realize stable unfolding or folding of the first mounting seat and the second mounting seat within a set angle.

Example 11

As shown in fig. 16, this embodiment is different from embodiment 8 in that one end of the stabilizing connecting rod 82 and the second connecting rod 4 are simultaneously hinged on the fourth connecting rod 6, and sequentially pass through the second connecting rod 4, the stabilizing connecting rod 82 and the fourth connecting rod 6 from top to bottom through the same rotating shaft, or sequentially pass through the second connecting rod 4, the fourth connecting rod 6 and the stabilizing connecting rod 82, and the other end of the stabilizing connecting rod 82 is hinged with the damper 19, so as to realize that the first mounting seat and the second mounting seat are stably unfolded or folded within a set angle.

Example 12

As shown in fig. 17, this embodiment is different from embodiment 8 in that the slide groove 105 is provided outside the two hinge points of the first mount 1 and the link assembly between the hinge point of the fourth link 6 and the free end of the first mount 1. One end of the stabilizing connecting rod 82 and the second connecting rod 4 are simultaneously hinged on the fourth connecting rod 6, sequentially penetrate through the second connecting rod 4, the stabilizing connecting rod 82 and the fourth connecting rod 6 from top to bottom through the same rotating shaft, and the other end of the stabilizing connecting rod 82 is hinged with the damper 19 so as to realize stable unfolding or superposition of the first mounting seat and the second mounting seat in a set angle.

Example 13

As shown in fig. 18, this embodiment is different from embodiment 8 in that the slide groove 105 is provided outside the two hinge points of the first mount 1 and the link assembly between the hinge point of the fourth link 6 and the free end of the first mount 1. One end of the stabilizing connecting rod 82 is hinged on the second mounting seat 2, and the other end of the stabilizing connecting rod 82 is hinged with the damper 19 so as to realize stable unfolding or superposition of the first mounting seat and the second mounting seat in a set angle.

Example 14

As shown in fig. 19, the difference between this embodiment and embodiment 1 is that the two ends of the first connecting rod 3 are respectively hinged to the third connecting rod 5 and the second mounting seat 2, the two ends of the third connecting rod 5 are respectively hinged to the first mounting seat 1 and the second connecting rod 4, and the third connecting rod 5 is directly connected to the first mounting seat 1, so that the longitudinal stress area is enlarged, and the bearing capacity is effectively improved.

Example 15

As shown in fig. 20, in this embodiment, on the basis of embodiment 1, a stabilizing connecting rod 82 and a damper 19 are added, one end of the stabilizing connecting rod 82 is hinged to the second connecting rod 5, the other end of the stabilizing connecting rod 82 is hinged to the damper 19, a sliding groove 105 is formed in the first mounting seat 1, the damper 19 is slidably arranged on the sliding groove 105, and the sliding groove 105 is located between two hinge points of the first mounting seat 1 and the connecting rod assembly. The damper 19 includes a first slider 191, a second slider 192, a third slider 193, and a fixing member 194, and the fixing member 194 sequentially passes through the stabilizing connecting rod 82, the first slider 191, the chute, the second slider 192, and the third slider 193, and the stabilizing connecting rod 82, the first slider 191, the first mount 1, the second slider 192, and the third slider 193 are stacked, the first slider 191 is located on the upper surface of the first mount 1, and the second slider 192 and the third slider 193 are located on the lower surface of the first mount 1. After the stable connecting rod is installed, the stability of the opened window can be enhanced. The first sliding piece 191 and the second sliding piece 192 are provided with screw mounting holes, the third sliding piece 193 is provided with screw holes, the screws penetrate through the first sliding piece 191 and the second sliding piece 192 to tightly lock the first sliding piece 191 on the first mounting seat, the first sliding piece 191 and the second sliding piece 192 are made of wear-resistant materials, the adjustment of the hinge operating force can be realized through the tightness of the adjusting screws, the speed of opening and closing the window can be controlled, the window is prevented from being opened to an excessive angle to damage the hinge by force in the moment when in heavy wind, and the opening and closing safety of the window is improved.

Example 16

As shown in fig. 21, this embodiment is different from embodiment 15 in that one end of the stabilizing connecting rod 82 and one end of the second connecting rod 4 are simultaneously hinged on the fourth connecting rod 6, and sequentially pass through the second connecting rod 4, the stabilizing connecting rod 82 and the fourth connecting rod 6 from top to bottom through the same rotating shaft, and the other end of the stabilizing connecting rod 82 is hinged with the damper 19, so as to realize that the first mounting seat and the second mounting seat are stably unfolded or overlapped within a set angle.

Example 17

As shown in fig. 22, the difference between this embodiment and embodiment 15 is that the chute 105 is disposed outside the two hinge points of the first mounting seat 1 and the connecting rod assembly, and is located between the hinge point of the fourth connecting rod 6 and the free end of the first mounting seat 1, one end of the stabilizing connecting rod 82 and one end of the second connecting rod 4 are simultaneously hinged on the fourth connecting rod 6, and sequentially pass through the second connecting rod 4, the stabilizing connecting rod 82 and the fourth connecting rod 6 from top to bottom through the same rotation shaft, and the other end of the stabilizing connecting rod 82 is hinged with the damper 19, so as to realize that the first mounting seat and the second mounting seat are stably unfolded or folded within a set angle.

Example 18

As shown in fig. 23, the difference between this embodiment and embodiment 15 is that the chute 105 is disposed outside the two hinge points of the first mount 1 and the link assembly, between the hinge point of the fourth link 6 and the free end of the first mount 1, one end of the stabilizing link 82 is hinged to the second mount 2, and the other end of the stabilizing link 82 is hinged to the damper 19, so as to realize stable unfolding or folding of the first mount and the second mount within a set angle.

Example 19

As shown in fig. 24, the hinge in embodiment 1 is further provided with an adjustable component 9, and the adjustable component 9 is simultaneously connected to the third connecting rod 5 for adjusting the rotation of the second connecting rod 4. 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 and a second strip-shaped hole 102, the first strip-shaped hole 101 serves as a first positioning hole, the first strip-shaped hole 101 and the second strip-shaped hole 102 are respectively and correspondingly provided with a rotating shaft to connect the adjusting plate 92 with the sealing piece 7 and the third connecting rod 5, the first mounting seat 1 is provided with a first limiting hole 95, the adjusting piece 91 penetrates through the first limiting hole 95 to be connected with the adjusting plate 92 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 adjusting plate 92 is connected with a window frame to form a seven-connecting rod structure with the first mounting seat 1, the second mounting seat 2, 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 adjustable 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 with an eccentric structure, the first limiting hole 95 is circular, the adjusting shaft passes through the first limiting hole 95 and is connected with the adjusting plate 92, the eccentric structure of the adjusting shaft controls the movement amount of the adjusting plate 92, the adjusting shaft and the adjusting plate 92 are eccentrically matched, when the adjusting shaft is rotated, the adjusting plate 92 can drive a rotating shaft connected with the sealing piece 7 and the third connecting rod 5 to move in the same direction relative to the first mounting seat 1, the adjusting movement 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 realized, 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 bar-shaped hole 101 is provided with the sealing element 7 and the first fixing element 11, the rotating shaft sequentially passes through the sealing element 7, the first bar-shaped hole 101, the adjusting plate 92 and the first fixing element 11, the sealing element 7 is provided with the first clamping part 71, the first mounting seat 1 is provided with the first limiting part 16 matched with the first clamping part 71, so that the sealing element 7 can only slide in the same direction relative to the first mounting seat 1, the sealing performance of the hinge can be kept when the window sash moves relative to the window frame, and the hinge sealing failure caused by the offset initial position of the sealing element 7 in the use process can be prevented.

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 ends of the mounting hole of the first mounting seat 1, which are close to the third connecting rod 5, are provided with protruding parts, and can be matched with a target mounting object fixed by the first mounting seat 1, when the hinge is impacted by continuous or instantaneous maximum angle opening, the first mounting seat 1 can be effectively prevented from suffering from a sickle bending phenomenon, and the safety and stability of the hinge are improved.

Example 20

As shown in fig. 25, in this embodiment, on the basis of embodiment 19, the adjustable component 9 further includes an adjusting member 91, a fixed shaft 93, a swinging 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 and a second bar-shaped hole 102, and rotating shafts connected with the sealing member 7 and the third connecting rod 5 are respectively slidably disposed in the first bar-shaped hole 101 and the second bar-shaped hole 102; the regulating plate 92 is further provided with a third bar-shaped hole 103, the regulating shaft penetrates through the first limiting hole 95 of the first mounting seat 1, the third bar-shaped hole 103 is hinged to one end of the swinging plate, the regulating shaft is provided with an eccentric structure and is in eccentric fit with the swinging plate, rotating shafts connected with the sealing piece 7 and the third connecting rod 5 are hinged to the regulating plate 92 respectively, the fixed shaft 93 penetrates through the other side of the swinging plate 94 and is hinged to the regulating plate 92, the regulating plate 92 is provided with a second limiting hole matched with the second limiting hole 921, so that the regulating plate 92 can only slide in the same direction relative to the first mounting seat 1, when the regulating shaft is rotated, the swinging plate can drive the regulating plate 92, the rotating shafts connected with the sealing piece 7 and the third connecting rod 5 move relative to the first mounting seat 1, the regulating moving distance is controllable, the connecting assembly is driven to move relative to the first mounting seat 1, and the window sash moves relative to the window frame, and deformation caused by overweight of the window is compensated through the adjustable function of the hinge.

Example 21

As shown in fig. 26, this embodiment is different from embodiment 19 in that the first limiting hole 95 is elongated, the length direction of the first limiting hole 95 is set along the width direction of the first mounting seat 1, 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 22

As shown in fig. 27, this embodiment is different from embodiment 19 in that the adjustable component 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 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 and a second bar-shaped hole 102, and the rotating shaft connected with the sealing member 7 and the third connecting rod 5 is respectively slidably arranged in the first bar-shaped hole 101 and the second bar-shaped hole 102; the adjusting screw is provided with a fourth limiting part 911, the first mounting seat 1 is provided with a first limiting hole 95 matched with the fourth limiting part 911, the first limiting hole 95 is a strip-shaped perforation provided with a reaming part 17 and a third limiting part 18, the adjusting plate 92 is provided with a second clamping part 922 matched with the first limiting hole 95, the second clamping part 922 is vertically arranged with the adjusting plate 92, the second clamping part 922 can penetrate through the first limiting hole 95 to be located above the first mounting seat 1 and clamped on the third limiting part 18, two ends of the second clamping part 922 are provided with grooves or perforations capable of enabling the adjusting screw to be horizontally embedded, and the second clamping part 922 is provided with a screw hole for rotating in a matched mode with the adjusting screw to adjust the second clamping part 922 to move in the length direction of the first limiting hole 95. The adjusting plate 92 is provided with a second limiting part 921, and the first mounting seat 1 is provided with a second limiting hole 106 matched with the second limiting part 921; when the adjusting screw is rotated, the adjusting plate 92 can drive the rotating shaft connected with the sealing element 7 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 23

As shown in fig. 28, this embodiment is different from embodiment 19 in that the adjustable component 9 includes an adjusting member 91 and an adjusting plate 92, the adjusting member 91 is hinged on the adjusting plate 92, a rotating shaft connected to 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 and a second bar-shaped hole 102, the rotating shaft connected to the sealing member 7 and the third connecting rod 5 is respectively slidably arranged in the first bar-shaped hole 101 and the second bar-shaped hole 102, the first mounting seat 1 is provided with a first limiting hole 95, the adjusting member 91 is slidably arranged in the first mounting seat 1 through the first limiting hole 95, the adjusting plate 92 is provided with a second limiting portion, and the first mounting seat 1 is provided with a second limiting hole 106 matched with the second limiting portion 921 so as to limit the adjusting plate 92 to be slidably arranged in the same direction with respect to the first mounting seat 1.

The regulating part includes protruding piece 912 and establishes the piece 913 with protruding concave of establishing piece 912 adaptation meshing, first spacing hole 95 is the bar hole, the length direction in first spacing hole 95 sets up along the width direction of first mount pad 1, the piece 913 is established in the concave setting of establishing the piece 913 border, protruding side border of establishing the piece 912 sets up and establishes piece 913 complex rack with concave, protruding below of establishing the piece 912 is equipped with the connecting axle for pass spacing hole 95 and be connected with regulating plate 92, protruding is equipped with the screw hole on establishing the piece 912, the screw hole is equipped with the screw of adaptation for locking the rotation that restriction was established the piece 913.

The adjusting piece 91 is provided with a threaded hole connected with a screw, and the screw is locked to prevent back-off after the moving distance is adjusted; 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.

Of course, there are various other embodiments of the present application, and based on this embodiment, those of ordinary skill in the art may obtain other embodiments without any inventive effort, which fall within the scope of the present application.

Claims (18)

1. The multi-connecting-rod hinge for the high-bearing window comprises a first mounting seat (1) connected with a window frame, a second mounting seat (2) connected with a window sash and a connecting rod assembly, wherein the connecting rod assembly comprises a first connecting rod (3), a second connecting rod (4) and a third connecting rod (5), one end of the second connecting rod (4) is respectively hinged with the second mounting seat (2),

The two ends of the first connecting rod (3) are respectively hinged with the first mounting seat (1) and the second mounting seat (2), and the two ends of the third connecting rod (5) are respectively hinged with the first connecting rod (3) and the second connecting rod (4);

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

2. The multi-link hinge for high load bearing window according to claim 1, further comprising a reinforcing connecting rod (81), wherein the reinforcing connecting rod (81) comprises a first reinforcing connecting rod (811) and a second reinforcing connecting rod (812), one end of the first reinforcing connecting rod (811) is hinged to the second mounting seat (2), and two ends of the second reinforcing connecting rod (812) are respectively hinged to the first reinforcing connecting rod (811) and the second connecting rod (4).

3. The multi-link hinge for high load-bearing window according to claim 1, further comprising a stabilizing link (82) and a damper (19), wherein one end of the stabilizing link (82) is hinged to the second link (4) or the fourth link (6) or the second mount (2) or the third link (5), the other end of the stabilizing link (82) is hinged to the damper (19), a chute (105) is provided on the first mount (1), and the damper (19) is slidably provided on the chute (105).

4. A multi-link hinge for a high load bearing window according to claim 3, wherein the damper (19) comprises a first slider (191), a second slider (192), a third slider (193) and a fixing member (194), the fixing member (194) sequentially penetrates through the stabilizing connecting rod (82), the first slider (191), the sliding chute (105), the second slider (192) and the third slider (193), the first slider (191) is located on one face of the first mounting seat (1), and the second slider (192) and the third slider (193) are located on the other face of the first mounting seat (1).

5. A multi-link hinge for a high load bearing window according to claim 3, characterized in that the runner (105) is located between the first mount (1) and two hinge points of the link assembly.

6. A multi-link hinge for a high load bearing window according to claim 3, characterized in that the runner (105) is arranged outside the two hinge points of the first mount (1) and the link assembly, between the hinge point of the fourth link (6) and the free end of the first mount (1).

7. The multi-link hinge for high load-bearing window according to claim 1, wherein the second mounting seat (2) and the first connecting rod (3) are provided with mutually matched limiting components for limiting the second mounting seat (2) and the first mounting seat (1) to be unfolded or folded within a set angle, and the limiting components are arranged near the hinge position of the second mounting seat (2) and the first connecting rod (3).

8. The multi-link hinge for high load bearing window according to claim 7, wherein the limit assembly comprises a limit point (31) and a limit block (32), the limit point (31) is arranged on the lower surface of the second mounting seat (2), and the limit block (32) is arranged on the upper surface of the first connecting rod (3); or the limiting block (32) is arranged on the lower surface of the second mounting seat (2), the limiting point (31) is arranged on the upper surface of the first connecting rod (3) and is used for limiting the limiting block (32) to contact with the limiting point (31) when the hinge is opened to a preset angle so as to realize limiting opening.

9. The multi-link hinge for high load-bearing window according to claim 1, wherein the second mounting seat (2) and the second connecting rod (4) are provided with mutually matched limiting components, the limiting components comprise limiting blocks (32) arranged on the second mounting seat (2), and when the hinge is opened to a preset angle, the limiting blocks (32) are abutted against the second connecting rod (4).

10. The multi-link hinge for high load-bearing window 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.

11. The multi-link hinge for high load bearing window according to claim 1, wherein 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.

12. The multi-link hinge for high load bearing window according to claim 11, wherein the first mounting seat (1) is further provided with an adjustable component, one end of the adjustable component is connected with the first connecting rod (3) or the third connecting rod (5), and the other end of the adjustable component is connected with the sealing element, so as to adjust the first connecting rod (3) or the third connecting rod (5) to move synchronously with the sealing element (7).

13. The multi-link hinge for high load bearing window according to claim 12, wherein the adjustable component (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 bar-shaped hole (101) and a second bar-shaped hole (102) along the length direction, the first connecting rod (3) is provided with a rotating shaft penetrating through the second bar-shaped hole (102) and being connected with the adjusting plate (92), a sealing piece (7) and a first fixing piece (11) are arranged at the first bar-shaped hole (101), the rotating shaft penetrates through the sealing piece (7), the first bar-shaped hole (101) and the adjusting plate (92) and the first fixing piece (11) in sequence, the first mounting seat (1) is provided with a first limiting hole (95), and the adjusting piece (91) penetrates through the first limiting hole (95) and is connected with the adjusting plate (92) for controlling the adjusting plate (92) to move along the length direction of the first mounting seat (1).

14. The multi-link hinge for high load bearing window according to claim 13, wherein the adjusting member (91) is an adjusting shaft provided with an eccentric structure, the first limiting hole (95) is circular or elongated, the adjusting shaft passes through the first limiting hole (95) to be connected with the adjusting plate (92), and the moving amount of the adjusting plate (92) is controlled by the eccentric structure of the adjusting shaft.

15. The multi-link hinge for high load bearing window according to claim 13, wherein the adjustable component (9) further comprises a swinging plate (94) and a fixed shaft (93), wherein a perforation is formed in the swinging plate (94) for the fixed shaft (93) is connected with the adjusting plate after passing through, the adjusting plate (92) is provided with a third bar-shaped hole (104), the adjusting piece (91) sequentially passes through the first limiting hole (95) and the third bar-shaped hole (104) to be connected with the swinging plate (94), the adjusting piece (91) is an adjusting shaft with an eccentric structure, the first limiting hole (95) is circular, and the adjusting shaft passes through the first limiting hole (95) and is eccentrically matched with the swinging plate (94) to control the moving amount of the adjusting plate (92).

16. The multi-link hinge for high load bearing window according to claim 13, wherein the adjusting member (91) is an adjusting screw, the adjusting screw is rotatably provided in the first limiting hole (95) in a left-right limiting manner, and a screw hole for the adjusting screw to be engaged is provided in the adjusting plate (92), so that the adjusting plate (92) moves in a longitudinal direction of the first mounting seat (1) when the adjusting screw is rotated.

17. The multi-link hinge for high load bearing window according to claim 13, wherein the adjusting member comprises a protruding member (912) and a concave member (913) engaged with the protruding member (912), the first limiting hole (95) is a bar-shaped hole, the length direction of the first limiting hole (95) is set along the width direction of the first mounting seat (1), the concave member (913) is set at one side of the first limiting hole (95), the side edge of the protruding member (912) is provided with a rack engaged with the concave member (913), and a connecting shaft is arranged below the protruding member (912) and used for connecting with the adjusting plate (92) through the first limiting hole (95).

18. A window comprising a frame and a sash, characterized in that it comprises a multi-link hinge for a high load bearing window according to any one of claims 1-17, said first mount (1) being connected to said frame and said second mount (2) being connected to said sash.