CN215369311U - Hinge and door and window - Google Patents

Abstract

The utility model relates to a hinge and a door and window, wherein the hinge is arranged between a window frame and a window sash, and comprises: frame fixing base, fan supporting seat, first connecting rod, second connecting rod and connecting plate, first slider is installed to the first spout of frame fixing base, first connecting rod and first slider are connected through first fastener, the guide way that the second connecting piece passed frame fixing base is connected frame fixing base and second connecting rod, the middle part of first connecting rod and the middle part of second connecting rod are connected through first connecting piece, the second connecting rod is connected with fan supporting seat, first slider and second connecting piece are provided with along the width direction respectively and keep away the vacancy portion, make fan supporting seat and the relative frame fixing base of connecting rod can be to indoor slope, prevent to take place to interfere with the frame fixing base, thereby realize the function of hanging down of casement, the connecting plate is connected through controlling the regulating part with the frame fixing base, thereby can realize the regulation of the left and right sides interval of frame fan.

Description

Hinge and door and window

Technical Field

The utility model relates to a hardware fitting used on a door and window, in particular to a hinge and a door and window provided with the hinge.

Background

The inward-opening and downward-hanging combined window drives the hardware driver to correspondingly move by operating the handle of the window sash, so that the window sash can be opened for ventilation at a certain angle to be opened horizontally or downward indoors, a room naturally circulates with natural air, the indoor air is fresh, and the possibility that rainwater enters the room is eliminated. The fresh air undoubtedly creates comfortable living environment for people, the linkage hardware and the handle arranged around the window sash have various functions of indoor operation, and the window sash is fixed on the window frame all around when being closed, so the safety and the anti-theft performance are excellent, the linkage handle is simply operated, the outer side of the window sash can be rotated indoors, the outer surface of the window can be cleaned conveniently and safely, the indoor space occupied when the inward opening window is opened is avoided, a curtain is inconvenient to hang and the lifting type clothes hanging rod is installed, the sealing and heat preservation effects of the door and the window are ensured through multi-point locking around the window sash, the window not only allows light and air to enter a room, but also plays a role of communication. People see the frame of window only taking glass for the first eye, however window itself has contained many technologies, through numerous switch, after the upset, just demonstrate the true meaning of window, upgrade ordinary inwardly opened window to interior flush formula combination window of hanging down through changing five metals, it is convenient to open, especially the function of hanging down, can ventilate, conveniently do external sunshade again in order to reduce the building energy consumption and not have the risk that drops of outwardly opened window, save the interior space, good use experience has been brought for the user. The inner flat-open underslung combined window in the prior art is characterized in that a hinge shaft arranged in a window support seat is inclined to realize inner flat-open underslung, the structure is complex, the production cost is high, and therefore the existing inner flat-open underslung window hinge is required to be further improved.

SUMMERY OF THE UTILITY MODEL

Based on the hinge, the hinge is simple in structure, convenient to install and use, more direct and reasonable in gravity transmission, stable and efficient in work, and can be installed on doors and windows to realize inward-opening downward suspension of the doors and windows; in addition, a door and window provided with the hinge is also provided.

A hinge, comprising:

the window frame comprises a frame fixing seat, a sash supporting seat, a first connecting rod and a second connecting rod, wherein the frame fixing seat and the sash supporting seat respectively correspond to mounting notches of a window frame and a window sash, the frame fixing seat is provided with a first sliding groove and a guide groove, a first sliding piece is mounted in the first sliding groove, the first connecting rod is connected with the first sliding piece, the frame fixing seat is connected with the second connecting rod through a second connecting piece, the second connecting piece penetrates through the guide groove, the middle part of the first connecting rod and the middle part of the second connecting rod are connected through a first connecting piece, the second connecting rod is connected with the sash supporting seat, the first sliding piece is provided with a first air avoiding part along the width direction of the frame fixing seat, the first air avoiding part extends along the length direction of the frame fixing seat, so that the first sliding piece can incline by taking the length direction as an axis, the second connecting piece is provided with a second air avoiding part along the width direction, the second space avoiding part extends along the length direction of the frame fixing seat, so that the second connecting piece can incline by taking the length direction as an axis;

the second connecting piece penetrates through one end of the connecting plate to be connected with the second connecting rod, the other end of the connecting plate is connected with the frame fixing seat through the left adjusting piece and the right adjusting piece, and the left adjusting piece and the right adjusting piece are rotated to enable the connecting plate to move along the length direction.

In one embodiment, the fan supporting seat comprises an installation part and a flat plate which are integrally connected, a hinge shaft is installed in the installation part, and one end of the hinge shaft is connected with the second connecting rod.

In one embodiment, the fan support further comprises an upper adjusting piece and a lower adjusting piece, the upper adjusting piece and the lower adjusting piece are installed in the installation part and abut against the other end of the hinge shaft, the upper adjusting piece and the lower adjusting piece are rotated, and the fan support base moves along the height direction relative to the second connecting rod.

In one embodiment, the hinge further comprises a fan fixing seat, the fan fixing seat is connected with the first connecting rod through a third connecting piece, the fan fixing seat and the fan supporting seat are respectively provided with a first limiting portion and a second limiting portion, and when the hinge is completely opened, the fan fixing seat and the fan supporting seat are connected through the first limiting portion and the second limiting portion.

In one embodiment, the fan fixing seat is further provided with a second sliding part and a second adjusting part, the second sliding part is installed in a second sliding groove of the fan fixing seat, the second adjusting part is connected with the second sliding part, the second adjusting part is rotated to drive the second sliding part to move along the second sliding groove, and the width of the fan fixing seat can be changed.

In one embodiment, the frame fixing seat is further provided with a clamping piece, the clamping piece is used for installing the frame fixing seat on a door and window frame profile, the clamping piece is connected with the frame fixing seat through a locking piece, and the locking piece is rotated to drive the clamping piece to rotate.

In one embodiment, the locking member and the clamping member are in interference fit.

In one embodiment, an elastic member is disposed between the frame fixing seat and the clamping member, and the elastic member is sleeved on the locking member.

In one embodiment, a vertical plate is integrally connected to one end of the frame fixing seat, and a rotating member is mounted on the vertical plate, so that the frame fixing seat is fixed in a groove on the side surface of the window frame.

A door and window comprises a door and window body and a hinge installed on the door and window body.

After adopting this technical scheme, compare with prior art, this technical scheme has following beneficial effect: according to the hinge provided by the utility model, the hinge mechanism is driven by rotating the handle of the window sash, so that the window sash realizes three effects of locking, flat opening and downward suspension, when the window sash inclines indoors, the window sash support seat is driven to incline, the window sash support seat is connected with the second connecting rod, the second connecting rod is connected with the first connecting rod, the connecting rod is driven to incline indoors, the first sliding piece and the second connecting piece are further driven to incline relative to the sliding groove and the guide groove, and the clearance avoiding parts are arranged on the first sliding piece and the second connecting piece, so that the interference between the window sash and the connection point of the frame fixing seat can be prevented, and the downward suspension function of the window sash is realized; through rotatory control regulating part, can make the connecting plate remove along length direction, and then drive the second connecting rod and connect and remove about the fan supporting seat of second connecting rod, realize the regulation of controlling the interval of frame fan.

Drawings

Fig. 1 is a schematic structural view of a hinge in an open state according to an embodiment of the present invention;

FIG. 2 is an exploded view of the hinge shown in FIG. 1;

FIG. 3a is a schematic view of the first slider shown in FIG. 1 before it is tilted;

FIG. 3b is a schematic view of the first slider shown in FIG. 1 after being tilted;

FIG. 4a is a schematic view of the second connector of FIG. 1 prior to being tilted;

FIG. 4b is a schematic view of the second connector of FIG. 1 after being tilted;

FIG. 5 is a schematic view of a door/window opened at a first angle according to an embodiment of the present invention;

fig. 6 is a schematic view illustrating the door window shown in fig. 5 opened at a maximum angle.

Reference numerals: 110-frame fixing base; 111-a first runner; 112-mounting holes; 113-a guide slot; 114-a riser; 115-a rotating member; 120-a connecting plate; 121-a guide; 130-a first slide; 140-a clamp; 150-a retaining member; 160-an elastic member; 210-a first link; 220-a second link; 310-fan support base; 320-hinge axis; 330-a second limiting part; 410-left and right adjustment members; 420-a first fastener; 430-up and down adjusting piece; 440-a first connector; 450-a second connector; 460-a third connection; 510-a first limiting part; 520-a second slide; 530-a second adjustment member; 540-fan fixing seat.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Some embodiments of the utility model are described in detail below with reference to the accompanying drawings.

Referring to fig. 1 to 4, fig. 1 is a schematic structural view of a hinge in an opened state according to an embodiment of the present invention; FIG. 2 is an exploded view of the hinge shown in FIG. 1; FIGS. 3a and 3b are schematic views of the first slider before and after tilting, respectively; FIGS. 4a and 4b are schematic views of the second link before and after tilting, respectively; FIG. 5 is a schematic view of a door/window opened at a first angle according to an embodiment of the present invention; fig. 6 is a schematic view illustrating the door window shown in fig. 5 opened at a maximum angle. The hinge 10 according to an embodiment of the present invention includes a frame fixing base 110, a first connecting rod 210, a second connecting rod 220, and a sash supporting base 310, wherein the frame fixing base 110 and the sash supporting base 310 correspond to mounting notches of a window frame and a window sash, respectively, the frame fixing base 110 is provided with a first sliding groove 111 and a guide groove 113, the first sliding groove 111 is provided with a first sliding member 130, a first fastening member 420 passes through the first connecting rod 210 and the first sliding member 130 to connect the first connecting rod 210 and the frame fixing base 110, a second fastening member 450 passes through the guide groove 113 to connect the frame fixing base 110 and the second connecting rod 220, a middle portion of the first connecting rod 210 and a middle portion of the second connecting rod 220 are connected by a first fastening member 440, the second connecting rod 220 is connected to the sash supporting base 310, the first sliding member 130 is provided with a first space-avoiding portion in a width direction, the first space-avoiding portion extends in a length direction of the frame fixing base, so that the first sliding member 130 can incline about the length direction of the frame fixing base, the second connector 450 is provided with a second space-avoiding portion along the width direction, and the second space-avoiding portion extends along the length direction of the frame fixing base, so that the second connector 450 can tilt with the length direction of the frame fixing base as an axis; the bottom of frame fixing base 110 still is provided with connecting plate 120, the one end that second connecting piece 450 passed connecting plate 120 is connected with second connecting rod 220, the other end of connecting plate 120 is connected through controlling regulating part 410 with frame fixing base 110, control regulating part 410 and pass the mounting hole 112 of frame fixing base, regulating part 410 about rotatory, can make connecting plate 120 remove along length direction, and then drive second connecting rod 220 and remove, second connecting rod 220 is connected with fan supporting seat 310, consequently can drive fan supporting seat 310 and remove about, thereby can change the left and right sides interval of frame fan.

Specifically, the clearance portion is an inclined surface, and the cross sections of the first sliding member 130 and the second connecting member 450 are in a right trapezoid shape, so that the first sliding member 130 and the second connecting member 450 can be respectively inclined relative to the frame fixing base in the first sliding slot 111 and the guide slot 113, as shown in fig. 3a and 3b, which are schematic diagrams before and after the first sliding member is inclined, respectively, and fig. 4a and 4b are schematic diagrams before and after the second connecting member is inclined, respectively.

When the hinge structure is installed on a door and window, the handle of the window sash is rotated to drive the hinge mechanism, so that the window sash realizes three effects of locking, flat opening and downward suspension, when the handle is vertically downward, the window sash is in a locking state, and after the handle is rotated by 90 degrees leftwards or rightwards, the window sash is pushed away to drive the first connecting rod 210 and the window sash supporting seat 310 to be opened, so that the inward opening function of the window sash is realized, when a user needs to open the window sash in a downward suspension manner, the handle is rotated vertically upwards, so that the window sash supporting seat 310 is inclined relative to the frame fixing seat 110, the window sash supporting seat 310 is connected with the second connecting rod 220, the second connecting rod 220 is connected with the first connecting rod 210 to drive the connecting rods to be inclined indoors, so as to drive the first sliding piece 130 and the second connecting piece 450 to be inclined relative to the first sliding groove 111 and the guide groove 113, and the space avoiding parts are arranged in the width directions of the first sliding piece 130 and the second connecting piece 450, so as to prevent interference with the frame fixing seat 110, and then realize the casement and hang the function down, this hinge processing is convenient, low in production cost, simple structure, the installation effectiveness is high.

In one embodiment, the connecting plate 120 is provided with a guide part 121, and the guide part 121 can move along the guide groove 113, so that the left and right movement of the connecting plate 120 can be guided by the matching of the guide part 121 and the guide groove 113, and the adjustment by an installer is further facilitated. Preferably, the guiding portion 121 is a guiding protrusion, and is symmetrically disposed, the left and right adjusting members are rivets, the top of each rivet is provided with a twisting structure for an external tool to twist the rivets, such as an inner hexagonal groove, a straight groove or a cross groove, and the top of each rivet is disposed at a position which enables the hinge to be exposed after being mounted on the door and window body, or the hinge is oriented to a position where the hinge is more easily contacted by a user, so that the hinge can be conveniently operated and adjusted by the user. In other embodiments, the guide portion 121 may have a hook structure, and the left and right adjusting member may be a screw.

Referring to fig. 2, in an embodiment, a gasket is disposed between the first connecting rod 210 and the frame fixing base 110, and the gasket is sleeved outside the first fastening member 420 to prevent the first connecting rod from directly contacting and rubbing the frame fixing base.

In an embodiment, the door frame further comprises a clamping member 140, the clamping member is used for installing the frame fixing seat 110 on a door frame section bar and a window frame section bar, the clamping member 140 is connected with the frame fixing seat 110 through a locking member 150, the clamping member 140 can be driven to rotate by rotating the locking member 150, two ends of the clamping member are abutted to two sides of the installation notch on the bottom surface of the section bar, and the clamping member 140 can be installed in a plurality.

Specifically, the retaining member is the screw, holder 140 is the tight piece of clamp, press from both sides tight piece setting in the mounting groove of window frame, its cross section is the prism, the width is less than the width of door and window frame section bar bottom surface mounting groove entry, length is greater than the width of mounting groove, hexagonal hole in the head has been seted up to the screw, press from both sides tight piece and screw for threaded connection, when the installation, the screw is in interference fit with the holder, rotatory screw drives the holder and rotates together earlier, press from both sides tight piece rotatory back to the position, thereby it presss from both sides tight section bar to continue rotatory screw drive the tight piece upward movement of clamp, it is convenient to install, through interference fit, can guarantee to press from both sides tight piece and move to the best mounted position and guarantee to press from both sides tight piece both sides and the both sides butt of mounting groove mouth promptly, avoid traditional clearance fit to lead to press from both sides tight piece still not rotatory to the position and directly upward movement locking, cause fixed insecurity. On the other hand, the frame fixing seat 110 and the section bar are tightly clamped together through the clamping piece 140, so that most of the bearing force of the frame fixing seat 110 is transferred to the clamping piece 140 and is not completely borne by the frame fixing seat 110 any more, the bearing capacity of the frame fixing seat 110 is improved, and the installation difficulty is reduced.

As shown in fig. 2, further, an elastic member 160 is disposed between the frame fixing seat 110 and the clamping member 140, so as to provide a tension force between the frame fixing seat 110 and the clamping member 140, and ensure that the locking member 150 is in a tensioned state after passing through the circular hole of the frame fixing seat 110 and being connected with the clamping member 140, thereby facilitating adjustment of the direction and position of the positioning clamping member at the initial time of installation, and achieving quick and convenient installation. Specifically, the elastic member 160 is an O-ring, and in other embodiments, the elastic member 160 may be a spring or any member capable of providing elasticity.

Referring to fig. 2, in one embodiment, a vertical plate 114 is integrally connected to one end of the frame fixing seat 110 close to the sash supporting seat 310, the width of the vertical plate 114 is adapted to the width of the side surface of the door and window frame profile, a mounting hole is formed in the vertical plate 114, the mounting hole is used for mounting the rotating member 115, the rotating member 115 includes an assembling column portion and a mounting rotating portion, the assembling column portion on the rotating member 115 passes through the mounting hole in the vertical plate 114, the rotating member 115 is fixed on the vertical plate 114 by press riveting, an operation hole is formed in the rotating portion, the rotating member is rotated through the operation hole, two sides of the rotating member 115 abut against the side surface notch of the door and window frame profile, so that the vertical plate 114 is connected with the frame profile, and the firmness and accuracy of the door and window hinge are improved.

As shown in fig. 2, in one embodiment, the fan support base 310 includes a mounting portion and a flat plate, the mounting portion and the flat plate make the fan support base 310 present an L shape, the mounting portion and the second link 220 are provided with mounting holes, one end of the hinge shaft 320 extends into the mounting hole of the fan support base 310, and the other end extends into the mounting hole of the second link 220, thereby connecting the fan support base 310 with the second link 220.

Further, hinge 10 still includes upper and lower regulating part 430, the mounting hole of fan supporting seat 310 is the through-hole, upper and lower regulating part 430 is installed in this through-hole, specifically, upper and lower regulating part 430 is adjusting nut, adjusting nut threaded connection is in the through-hole, adjusting nut's bottom compresses tightly the upper end of hinge axle 320, through the adjusting nut that rotates downwards, make adjusting nut exert thrust to the fan supporting seat, the hinge axle provides reaction force, make the distance of fan supporting seat and frame fixing base direction of height change, thereby realize hinge mounting position's upper and lower regulation, the ascending distance of frame fan direction of height promptly.

In an embodiment, the door window further comprises a sash fixing seat 540, the sash fixing seat 540 is connected with the first connecting rod 210 through a third connecting piece 460, the sash fixing seat 540 and the sash supporting seat 310 are respectively provided with a first limiting portion 510 and a second limiting portion 330, before the door window sash is opened from a locking state to a maximum opening angle, the sash fixing seat 540 and the sash supporting seat 310 are in a separated state, the hinge 10 is completely opened, namely when the sash is opened at the maximum angle, the first limiting portion 510 and the second limiting portion 330 connect the sash fixing seat 540 and the sash supporting seat 310, so that the sash is fixed at the opening angle, accidental closing of the sash due to external force factors such as wind scraping is prevented, a clamping point reinforcing effect is achieved, the hinge is prevented from loosening, and hinge deformation can be prevented. Specifically, first spacing portion 510 is the arc recess, and second spacing portion 330 is the lug with arc recess assorted to guarantee its joint effect, further guarantee the fixed effect of casement, in other embodiments, first spacing portion 510 and second spacing portion 330 can be the row's tooth of interlock each other.

In this embodiment, the second sliding member 520 and the second adjusting member 530 are further installed on the fan fixing base 540, the fan fixing base 540 is provided with a second sliding groove, the second sliding member 520 is installed in the second sliding groove, the second adjusting member 530 is connected with the second sliding member 520, the second adjusting member 530 is rotated to drive the second sliding member 520 to move in the second sliding groove, the width of the fan fixing base 540 can be changed, and the fan fixing base 540 is installed in the notch on the bottom surface of the window sash, so that the friction force between the fan fixing base 540 and the window sash is increased. Specifically, the second slider is trapezoidal slider, the second regulating part is adjusting screw, the second spout is the dovetail groove, adjusting screw passes trapezoidal slider and rather than threaded connection, through rotatory adjusting screw, drive the regulating block and remove in the dovetail groove, because fan fixing base 540 is the plastic material, certain elasticity has, consequently, can change the width of fan fixing base, increase the frictional force of fan fixing base and casement, make opening of casement more steady smooth and easy, in other embodiments, second slider and second spout can be V type slider and V type groove respectively.

Referring to fig. 5 to 6, the present invention further provides a door/window 1, where the door/window 1 includes a door/window body 11 and a hinge 10 mounted on the door/window body 11, specifically, the door/window body 11 includes a door/window frame side surface 12 and a door/window frame bottom surface 13, a vertical plate 114 on the hinge 10 is tightly attached to a groove of the door/window frame side surface 12 and is locked and fixed by a rotating member 115, and a frame fixing seat 110 is mounted in a groove of the door/window frame bottom surface 13 and is fixed to the door/window frame bottom surface by a clamping member 140. Because the first sliding part 130 and the second connecting part 450 which are installed on the frame fixing seat are provided with the air avoidance parts, the interference with the frame fixing seat can be prevented, the lower suspension function of the window sash is realized, the processing is convenient, the production cost is low, the structure is simple, and the installation efficiency is high.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. A hinge, characterized in that it comprises:

the window frame comprises a frame fixing seat, a sash supporting seat, a first connecting rod and a second connecting rod, wherein the frame fixing seat and the sash supporting seat correspond to mounting notches of a window frame and a window sash respectively, the frame fixing seat is provided with a first sliding groove and a guide groove, a first sliding part is mounted in the first sliding groove, the first connecting rod is connected with the first sliding part through a first fastener, the frame fixing seat is connected with the second connecting rod through a second connecting piece, the second connecting piece penetrates through the guide groove, the middle part of the first connecting rod is connected with the middle part of the second connecting rod through a first connecting piece, the second connecting rod is connected with the sash supporting seat, the first sliding part is provided with a first space-avoiding part along the width direction of the frame fixing seat, the first space-avoiding part extends along the length direction of the frame fixing seat, so that the first sliding part can incline by taking the length direction as an axis, the second connecting piece is provided with a second space avoiding part along the width direction, and the second space avoiding part extends along the length direction of the frame fixing seat, so that the second connecting piece can incline by taking the length direction as an axis;

the second connecting piece penetrates through one end of the connecting plate to be connected with the second connecting rod, the other end of the connecting plate is connected with the frame fixing seat through the left adjusting piece and the right adjusting piece, and the left adjusting piece and the right adjusting piece are rotated to enable the connecting plate to move along the length direction.

2. The hinge of claim 1, wherein the fan support base comprises a mounting portion and a flat plate integrally connected, a hinge shaft is mounted in the mounting portion, and one end of the hinge shaft is connected to the second link.

3. The hinge according to claim 2, further comprising an up-down adjusting member installed in the installation part and abutting against the other end of the hinge shaft, wherein the fan support base moves in a height direction with respect to the second link by rotating the up-down adjusting member.

4. The hinge according to claim 1, further comprising a fan fixing seat, wherein the fan fixing seat is connected to the first link through a third connecting member, the fan fixing seat and the fan supporting seat are respectively provided with a first limiting portion and a second limiting portion, and when the hinge is completely opened, the first limiting portion and the second limiting portion connect the fan fixing seat and the fan supporting seat.

5. The hinge according to claim 4, wherein the fan fixing base further comprises a second sliding member and a second adjusting member, the second sliding member is mounted in the second sliding slot of the fan fixing base, the second adjusting member is connected to the second sliding member, and the second adjusting member is rotated to drive the second sliding member to move along the second sliding slot, so that the width of the fan fixing base can be changed.

6. The hinge of claim 1, wherein the frame holder further comprises a clamping member, the clamping member is used for mounting the frame holder on a door/window frame profile, the clamping member is connected with the frame holder through a locking member, and the locking member is rotated to drive the clamping member to rotate.

7. The hinge of claim 6, wherein the retaining member is an interference fit with the retaining member.

8. The hinge of claim 7, wherein an elastic member is disposed between the frame fixing seat and the clamping member, and the elastic member is sleeved on the locking member.

9. The hinge of claim 1, wherein a vertical plate is integrally connected to one end of the frame holder, and a rotating member is mounted on the vertical plate to fix the frame holder in a notch formed in a side surface of the window frame.

10. A door or window comprising a door or window body and a hinge according to any one of claims 1 to 9 mounted on said door or window body.

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