CN211448464U

CN211448464U - Screen window structure and sliding door

Info

Publication number: CN211448464U
Application number: CN201921600050.8U
Authority: CN
Inventors: 李万昌; 谭振培; 刘江虹
Original assignee: Shenzhen Huajiari Curtain Wall Technology Co ltd
Current assignee: Shenzhen Guangsheng Curtain Wall Technology Co.,Ltd.
Priority date: 2019-09-23
Filing date: 2019-09-23
Publication date: 2020-09-08
Anticipated expiration: 2029-09-23

Abstract

The utility model discloses a screen window structure and a sliding door, wherein, the screen window structure is used for the sliding door, the sliding door comprises an upper horizontal frame and a lower horizontal frame, both the upper horizontal frame and the lower horizontal frame are provided with slideways, and the screen window structure comprises a screen window frame; the pulley component is fixed on the side edge of the screen window frame; the elastic piece is arranged between the screen window frame and the pulley assembly; when the screen window structure is arranged between the two slideways, the elastic piece elastically supports against the pulley assembly in the slideways. The utility model discloses technical scheme's screen window structure can dismantle with sliding door's slide and be connected.

Description

Screen window structure and sliding door

Technical Field

The utility model relates to a building technical field, in particular to screen window structure and have sliding door of this screen window structure.

Background

Push-pull type door and window has the advantage that does not occupy the interior space, with door and window slidable setting on the slide rail, only need push gently just can realize opening in a flexible way or closing, can arrange the building space in a flexible way, can also increase indoor daylighting. In order to avoid the interference of mosquitoes and flies, a screen window structure is usually arranged on a sliding door to prevent mosquitoes and flies from entering a room, the existing screen window structure is the same as the sliding door, the left and right sliding in a sliding rail can be realized, but the screen window structure is inconvenient to detach from the sliding rail or is improper to operate, so that the high altitude falls. When the screen window structure is not needed, the screen window is inconvenient to take out from the sliding rail, and is inconvenient to clean and maintain.

The above is only for the purpose of assisting understanding of the technical solutions of the present invention, and does not represent an admission that the above is the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a screen window structure aims at making screen window structure can dismantle the slide of connecting in sliding door.

In order to achieve the above object, the utility model provides a screen window structure is used for sliding door, sliding door includes horizontal frame and horizontal frame down, go up horizontal frame with horizontal frame all is equipped with the slide down, and this screen window structure includes:

a screen window frame; the pulley component is fixed on the side edge of the screen window frame; the elastic piece is arranged between the screen window frame and the pulley assembly; when the screen window structure is arranged between the two slideways, the elastic piece elastically supports against the pulley assembly in the slideways.

Optionally, the pulley assembly includes a mounting seat and a pulley, the mounting seat is detachably fixed to the screen window frame, the pulley is rollably fixed to one side of the mounting seat away from the screen window frame, one end of the elastic member is fixedly connected with the mounting seat, and the other end of the elastic member elastically abuts against the side edge of the screen window frame.

Optionally, the pulley assembly further comprises a fixing piece, the fixing piece comprises a first fixing plate and a second fixing plate which are connected, the first fixing plate and the second fixing plate are arranged at an angle, the first fixing plate is detachably connected with the screen window frame, and the second fixing plate is detachably connected with the mounting seat.

Optionally, the mounting base is provided with a first fixing hole, the first fixing plate is provided with a first connecting hole, and the mounting base is detachably connected with the first fixing plate through the matching of a connecting piece with the first fixing hole and the first connecting hole;

the screen window frame is provided with a mounting hole, the second fixing plate is provided with a second connecting hole, and the screen window frame is detachably connected with the mounting hole and the second connecting hole through a connecting piece in a matched mode.

Optionally, the screen window frame includes a top side and a bottom side which are oppositely disposed, the pulley assemblies are disposed on the bottom side and the top side, and the elastic member is disposed between the top side of the screen window structure and the pulley assemblies.

Optionally, the mounting seat comprises a bottom plate and side plates connected to two opposite sides of the bottom plate, and the pulley is rotatably fixed between the two side plates;

the elastic component comprises a fixing part and a sliding part, the fixing part is detachably and fixedly connected with the bottom plate, the sliding part is abutted to the screen window frame, and when the elastic component deforms, the sliding part can slide relative to the screen window frame.

Optionally, the fixing portion includes a first fixing portion and a second fixing portion connected to each other, the first fixing portion is bent relative to the second fixing portion, and the first fixing portion and the second fixing portion clamp the bottom plate between the first fixing portion and the second fixing portion, so as to achieve detachable and fixed connection between the fixing portion and the bottom plate.

Optionally, an accommodating groove is formed in the side edge of the screen window frame, the mounting seat is arranged in the accommodating groove, and the sliding part elastically abuts against the groove bottom wall of the accommodating groove.

The utility model also provides a sliding door, this sliding door includes sliding door framework and foretell screen window structure, the framework includes horizontal frame and lower horizontal frame, go up horizontal frame with horizontal frame all is equipped with the slide down, screen window structure can dismantle and locate two between the slide.

Optionally, a sliding groove is formed in the sliding way, and the pulley assembly slides in the sliding groove.

The utility model discloses technical scheme has a loose pulley assembly at least through the side setting at the screen window frame to be provided with the elastic component between loose pulley assembly and screen window frame. When the screen window structure is needed to be used, the whole screen window structure needs to be installed in the slide way of the sliding door and window, namely, the whole screen window structure is placed in the slide way of the sliding door and window, at the moment, the elastic piece elastically supports the pulley assembly, so that the pulley assembly can support the slide way and the screen window structure can slide in the slide way. When the screen window structure is not needed to be used, external force is applied to the screen window structure, the elastic piece is deformed, and therefore the space of the screen window structure in the slide way is compressed, one end of the screen window frame can be separated from the slide way, and the whole screen window structure is taken out from the slide way of the sliding door and window. The utility model discloses screen window structure in the scheme can realize being connected dismantling between screen window structure and the sliding door slide, and the convenience is arranged in a flexible way when needs use screen window structure or need not use screen window structure.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic view of a screen window structure and a sliding door and window installation structure;

FIG. 2 is a perspective view of the construction of the window screen of FIG. 1;

FIG. 3 is an exploded view of the screen window construction of FIG. 1;

fig. 4 is a longitudinal cross-sectional view of the sliding door and window of fig. 1;

fig. 5 is a schematic structural view of a pulley assembly and an elastic member in a screen window structure;

FIG. 6 is a transverse cross-sectional view of the sliding door or window of FIG. 1

The reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or 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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to 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 addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a screen window structure 100.

Referring to fig. 1 to 5, in an embodiment of the present invention, the screen window structure 100 is applied to a sliding door 200, the sliding door 200 includes an upper horizontal frame 230 and a lower horizontal frame 210, the upper horizontal frame 230 and the lower horizontal frame 210 are both provided with a slide (not labeled), and the screen window structure 100 includes: a screen window frame 10; at least one pulley assembly 30, wherein the pulley assembly 30 is fixed on the side edge of the screen window frame 10; and an elastic member 50, wherein the elastic member 50 is arranged between the screen window frame 10 and the pulley assembly 30; when the screen window structure 100 is disposed between the two sliding ways, the elastic member 50 elastically supports the pulley assembly 30 in the sliding ways.

The utility model discloses technical scheme has a loose pulley assembly 30 at least through the side setting at screen window frame 10 to be provided with elastic component 50 between loose pulley assembly 30 and screen window frame 10. When the screen window structure 100 needs to be used, the whole screen window structure 100 needs to be installed in the sliding track of the sliding door 200, that is, the whole screen window structure 100 is placed in the sliding track of the sliding door 200, at this time, the elastic member 50 elastically supports against the pulley assembly 30, so that the pulley assembly 30 can support against the sliding track and the screen window structure 100 can slide in the sliding track. When the screen window structure 100 is not needed to be used, the elastic member 50 is deformed by applying an external force to the screen window structure 100, so that the space of the screen window structure 100 in the sliding way is compressed, one end of the screen window frame 10 can be separated from the sliding way, and the whole screen window structure 100 can be taken out of the sliding way of the sliding door/window 200. The utility model discloses screen window structure 100 in the scheme can realize being connected with dismantling between sliding door 200 slide with screen window structure 100, and the convenience is arranged in a flexible way when needs use screen window structure 100 or need not use screen window structure 100.

The utility model discloses well screen window frame 10's side is including last side, lower side and controlling the side, and generally, loose pulley assembly 30 sets up last side, the lower side at screen window frame 10. The sliding door 200 can be a sliding door or a sliding window, both the sliding door and the sliding window have a frame body, and the frame body includes a horizontal frame and a vertical frame, wherein the horizontal frame includes an upper horizontal frame 230 and a lower horizontal frame 210, and the upper horizontal frame 230 and the lower horizontal frame 210 are both formed with a slideway. Because the screen window structure 100 of the present invention is disposed between the slide way of the upper horizontal frame 230 of the sliding door/window 200 and the slide way of the lower horizontal frame 210 of the sliding door/window. It should be noted that, the pulley assemblies 30 in this embodiment may be a set, and when a set of the pulley assemblies 30 is disposed on the lower frame, the elastic member 50 is pressed by the gravity of the window screen frame 10 itself, so that the elastic supporting force of the elastic member 50 is greater than the gravity of the window frame 10 itself, and the usage is slightly insufficient. Therefore, the pulley assembly 30 is generally provided at the upper side of the screen frame 30 at the same time. When the window screen frame 10 is provided with two sets of pulley assemblies 30, the two sets of pulley assemblies 30 are respectively disposed at the upper side and the lower side of the window screen frame 10. Thus, the frictional resistance of the screen structure 100 sliding in the slideway can be reduced, and the screen structure 100 can slide more smoothly in the slideway.

It should be noted that when both the bottom side and the top side of the screen window frame 10 are provided with the pulley assemblies 30, the elastic member 50 may be provided only between the top side of the screen structure 100 and the pulley assembly 30 provided at the top side. Thus, the elastic member 50 does not elastically deform due to the gravity of the whole screen structure 100, and the sliding effect of the screen structure 100 is not affected.

In some embodiments, two pulley assemblies 30 are spaced apart from each other on both the top side and the bottom side of the screen window frame 10, so that the screen window frame 10 can be supported from 4 angles, and the screen window frame 10 is prevented from being unevenly stressed due to different pushing and pulling positions, and further being inclined to affect the sliding of the screen window structure 100.

It should be noted that each side of the screen window frame 10 in the present invention is assembled end to end by the same shape of the section bar to form a closed screen window frame 10, a screen fixing region 13 is provided in the middle of the screen window frame 10, the screen 15 is fixed on the screen fixing region 13, the screen 15 can be fixed on the screen fixing region 13 of the screen window frame 10 by a screen pressing bar (not shown), wherein the screen 15 can be a stainless steel screen or a diamond screen. In addition, the outer side of the screen window frame 10 can be connected with the screen press strip by the press strip connecting adhesive tape, so that the steel wires at the edge of the screen 15 can be prevented from being exposed, and the injury to installation workers or users can be avoided.

In some usage scenarios, a sliding door or window 200 may be provided with a screen structure 100, and the two sides of the screen may be sealed by the sealing members 70, so that the screen structure 100 may look more complete and beautiful. In some use scenes, two screen window structures 100 may be disposed on a sliding door 200, at this time, one of the mutually adjacent sides of the two screen window structures 100 is convexly provided with an engaging stile, the other one of the mutually adjacent sides of the two screen window structures 100 is concavely provided with an engaging groove, and the engaging stile and the engaging groove are mutually matched to realize seamless splicing of the two screen window structures 100. It should be noted that the side edges of the screen window structure 100 can be provided with the sealing member 70 for sealing, and the shape and size of the sealing member 70 can be adjusted reasonably according to the specific structure of the side edge of the screen window frame 10.

Referring to fig. 2 to 5, in an embodiment of the present invention, the pulley assembly 30 includes a mounting seat 31 and a pulley 33, the mounting seat 31 is detachably fixed to the screen window frame 10, the pulley 33 is rollably fixed to the mounting seat 31 deviating from one side of the screen window frame 10, one end of the elastic member 50 is fixedly connected to the mounting seat 31, and the other end of the elastic member elastically supports against the side of the screen window frame 10.

In this embodiment, the pulley 33 of the pulley assembly 30 is rotatably mounted on the mounting seat 31, and the pulley 33 is connected to the screen window frame 10 through the mounting seat 31, so that when the screen window frame is used, only a certain external force needs to be applied to the screen window frame 10, and the whole screen window structure 100 can be easily driven to slide in the sliding way. The elastic member 50 is disposed between the mounting seat 31 and the side edge of the screen window frame 10, so that the elastic member 50 elastically supports against the mounting seat 31 to ensure that the pulley 33 can support against the slideway, and drive the whole screen window structure 100 to slide in the slideway to ensure the normal use of the screen window structure 100. Moreover, the installation seat 31 and the screen window frame 10 are detachably fixed, so that the pulley assembly 30 and the screen window frame 10 can be assembled conveniently.

Referring to fig. 2 to 5, in an embodiment of the present invention, the pulley assembly 30 further includes a fixing member 35, the fixing member 35 includes a first fixing plate 351 and a second fixing plate 353 connected to each other, the first fixing plate 351 and the second fixing plate 353 are disposed at an angle, the first fixing plate 351 is detachably connected to the screen window frame 10, and the second fixing plate 353 is detachably connected to the mounting seat 31.

In this embodiment, the fixing member 35 is provided to detachably connect the mounting seat 31 and the screen window frame 10, thereby facilitating the fixing between the mounting seat 31 and the screen window frame 10. Wherein, first fixed plate 351 and second fixed plate 353 mutually perpendicular, promptly, the contained angle of first fixed plate 351 and second fixed plate 353 is 90 degrees, so, can make things convenient for the dismouting operation between mounting bracket 35 and mount pad 31 and screen window frame 10, improve the efficiency of dismouting. It should be noted that the fixing member 35 in this embodiment is a sheet metal profile, and may be a structure that is easy to process, such as angle aluminum or angle iron.

Referring to fig. 3 and 5, in an embodiment of the present invention, the mounting base 31 is provided with a first fixing hole 3131, the first fixing plate 351 is provided with a first connection hole 3511, and the mounting base 31 is detachably connected to the first fixing plate 351 through the cooperation of a connector with the first fixing hole 3131 and the first connection hole 3511;

the screen window frame 10 is provided with a mounting hole (not shown), the second fixing plate 353 is provided with a second connecting hole 3531, and the screen window frame 10 is detachably connected with the second fixing plate 353 through the matching of a connecting piece with the mounting hole and the second connecting hole 3531.

In the present embodiment, the connecting members (not labeled) are screws, screws and nuts, bolts and nuts, and the like. In this embodiment, the connecting member for detachably connecting the first fixing plate 351 to the mounting seat 31 is a screw and a nut. It should be noted that the position of the mounting hole of the upper sash can be adjusted according to the position of the second fixing plate 353, and similarly, the positions and directions of the first fixing plate 351 and the second fixing plate 353 can be adjusted according to the direction of the mounting seat 31 in the pulley assembly 30. However, in any adjustment, the fixing member 35 is a first fixing plate 351 fixed to the mount base 31 and a second fixing plate 353 fixed to the screen window frame 10.

In some embodiments, the first fixing hole 3131 is formed in the mounting base 31, and the first fixing hole 3131 may also be a through hole directly formed in two side plates 313 of the mounting base 31 connected to two opposite sides of the bottom plate 311, that is, through holes are formed in both opposite side plates 313, a nut is clamped between the through holes, and a screw passes through the first connecting hole 3511 to connect with the nut, so as to detachably connect the first fixing plate 351 with the mounting base 31.

It should be noted that, a certain margin is reserved for the connecting member for detachably connecting the first fixing plate 351 and the mounting seat 31, when the screw and the nut are completely locked, the distance between the pulley 33 and the screen window frame 10 is farthest, at this time, it can be ensured that the screen window structure 100 is clamped between the two sliding ways of the sliding door/window 200, and the screen window structure 100 is prevented from falling out of the sliding ways when the screen window structure 100 does not need to be detached, so as to affect the normal use of the screen window structure 100. When the screen window structure 100 needs to be removed, the screw and nut can be loosened by taking down the sealing element 70 on the side of the screen window structure 100, that is, only the screw and nut need to be loosened slightly, and the screw and nut do not need to be loosened completely, at this time, external force is applied to the screen window structure 100 only from the lower side to the upper side of the screen window, the elastic element 50 arranged between the mounting seat 31 and the upper side of the screen window frame 10 is elastically deformed, the distance between the pulley 33 and the screen window frame 10 is reduced, so that the screen window structure 100 can be taken out from the slideway of the lower transverse frame 210, and then the whole screen window structure 100 can be taken out from between the two slideways, so that the detachable connection between the screen window structure 100 and the slideway of the sliding door and window 200 is realized.

It should be noted that, in some embodiments, the first fixing hole 3131 may also be a first fixing hole 3131, when there is only one fixing hole 3131, the first fixing hole may be a through hole formed in a connecting plate (not shown) bent from one of the two side plates 313 of the mounting base 31, a nut is disposed on a side of the connecting plate facing away from the surface of the first fixing plate 351, and a screw sequentially passes through the first connecting hole 3511 and the first fixing hole 3131 to connect with the nut. It should be noted that the first fixing hole 3131 is opposite to the first connection hole 3511 to ensure that the nut and the screw are perpendicular to each other, so as to prevent the first fixing plate 351 and the mounting seat 31 from being too large in angle variation to be screwed.

In some embodiments, the connection between the second fixing plate 353 and the screen window frame 10 is a screw.

It can be understood that, in the rotatable connection manner of the pulley 33 and the mounting seat 31, a second fixing hole 3133 may be formed on each of the two side plates 313, and a rotating shaft (not shown) is disposed on the pulley 33, and is inserted into the second fixing hole 3133 of the two side plates 313 and is rotatably disposed in the second fixing hole 3133.

Referring to fig. 3 to 5, in an embodiment of the present invention, the mounting base 31 includes a bottom plate 311 and side plates 313 connected to two opposite sides of the bottom plate 311, and the pulley 33 is rotatably fixed between the two side plates 313;

the elastic member 50 includes a fixing portion 51 and a sliding portion 53, the fixing portion 51 is detachably and fixedly connected with the bottom plate 311, the sliding portion 53 abuts against the screen window frame 10, and when the elastic member 50 deforms, the sliding portion 53 can slide relative to the screen window frame 10.

In this embodiment, the elastic element 50 is a spring plate with a half-moon-shaped middle bent, or a spring steel plate, and the two ends of the elastic element 50 are respectively a fixing portion 51 and a sliding portion 53, wherein the fixing portion 51 includes a first fixing portion 511 and a second fixing portion 513 connected to each other, the first fixing portion 511 is bent relative to the second fixing portion 513, and the first fixing portion 511 and the second fixing portion 513 clamp the bottom plate 311 between the first fixing portion 511 and the second fixing portion 513, so as to realize the detachable fixed connection between the fixing portion 51 and the bottom plate 311. The fixing manner is convenient, and the elastic member 50 can be fixed only by inserting the bottom plate 311 into the first fixing portion 511 and the second fixing portion. Of course, the bottom plate 311 and the fixing portion 51 may be connected in other ways, such as by screwing.

In some embodiments, the sliding portion 53 is also bent to form an arc-shaped structure, which reduces the frictional resistance of the elastic member 50 to move relative to the screen window frame 10 when the elastic member 50 is deformed by compression.

In some embodiments, a rolling member (not shown) may be further disposed on the sliding portion 53, so that when the elastic member 50 is deformed by compression, the frictional resistance when the elastic member 50 moves relative to the screen window frame 10 can be further reduced.

Referring to fig. 2 and 3, in an embodiment of the present invention, the side of the screen window frame 10 forms the receiving groove 11, the mounting seat 31 is disposed in the receiving groove 11, and the sliding portion 53 elastically supports against the bottom wall of the receiving groove 11.

In this embodiment, the side of the screen window frame 10 forms the accommodating groove 11 to provide the installation space for the installation of the pulley assembly 30, and simultaneously, the gap between the screen window structure 100 and the frame body of the sliding door/window 200 is also avoided, and in addition, the upper side of the screen window frame 10 can also be provided with a sealing rubber strip to further seal the gap between the screen window 100 and the frame body of the sliding door/window 200, so as to effectively prevent outdoor mosquitoes and flies from entering the indoor side from the gap and affecting the use effect of the screen window structure 100.

Referring to fig. 1, the utility model also provides a sliding door 200, this sliding door 200 includes sliding door 200 framework and foretell screen window structure 100, this sliding door 200 includes sliding door 200 framework and screen window structure 100, the concrete structure of this screen window structure 100 refers to above-mentioned embodiment, because this sliding door 200 has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, and the repeated description is not repeated here one by one.

The frame body of the sliding door 200 includes a horizontal frame and a vertical frame (not marked), the horizontal frame includes an upper horizontal frame 230 and a lower horizontal frame 210, and the upper horizontal frame 230 and the lower horizontal frame 210 are both formed with slideways (not marked). The screen window structure 100 is arranged between the slideway of the upper horizontal frame 230 of the sliding door 200 and the slideway of the lower horizontal frame 210 of the sliding door, and the pulley 33 in the pulley component 30 of the screen window structure 100 is arranged in the slideway and drives the screen window structure 100 to slide in the slideway.

In some embodiments, a second sliding groove 231 is further concavely formed on the inner surface of the sliding channel of the lower horizontal frame 210, the pulley 33 is clamped into the second sliding groove 231, and the second sliding groove 231 guides the pulley 33 to slide along the extending direction of the second sliding groove 211, so that the sliding of the screen window structure 100 is more stable.

It can be understood that the inner surface of the sliding channel of the upper horizontal frame 230 is also concavely formed with a first sliding channel 211 corresponding to the second sliding channel 231 in the sliding channel of the lower horizontal frame 210, so that the stability of the screen window structure 100 in the sliding process can be further improved.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a screen window structure for sliding door, sliding door includes horizontal frame and horizontal frame down, go up horizontal frame with horizontal frame all is equipped with the slide down, its characterized in that, the screen window structure includes:

a screen window frame;

the pulley assembly comprises a mounting seat and a pulley, the mounting seat is detachably fixed on the side edge of the screen window frame, and the pulley can be fixed on one side, away from the screen window frame, of the mounting seat in a rolling manner; and

the elastic piece is arranged between the screen window frame and the pulley assembly, one end of the elastic piece is fixedly connected with the mounting seat, and the other end of the elastic piece elastically abuts against the side edge of the screen window frame; when the screen window structure is arranged between the two slideways, the elastic piece elastically supports against the pulley assembly in the slideways.

2. The screen window structure of claim 1, wherein the pulley assembly further comprises a fixing member, the fixing member comprises a first fixing plate and a second fixing plate connected with each other, the first fixing plate and the second fixing plate are disposed at an angle, the first fixing plate is detachably connected with the screen window frame, and the second fixing plate is detachably connected with the mounting base.

3. The screen window structure of claim 2, wherein the mounting base is provided with a first fixing hole, the first fixing plate is provided with a first connecting hole, and the mounting base is detachably connected with the first fixing plate through the matching of a connecting piece with the first fixing hole and the first connecting hole;

4. The screen structure of claim 1, wherein the screen frame includes oppositely disposed top and bottom sides, the bottom and top sides being provided with the pulley assemblies, the resilient member being provided between the top side of the screen structure and the pulley assemblies.

5. A screen structure as claimed in any one of claims 1 to 4, wherein the mounting means comprises a base plate and side plates connected to opposite sides of the base plate, the pulley being rotatably secured between the side plates;

6. The screen window structure of claim 5, wherein the fastening portion comprises a first fastening portion and a second fastening portion connected to each other, the first fastening portion being bent with respect to the second fastening portion, and the first fastening portion and the second fastening portion clamping the bottom plate between the first fastening portion and the second fastening portion to achieve detachable fastening of the fastening portion to the bottom plate.

7. The screen window structure of claim 5, wherein the side edge of the screen window frame forms a receiving groove, the mounting seat is disposed in the receiving groove, and the sliding portion elastically abuts against a bottom wall of the receiving groove.

8. A sliding door and window, characterized in that, includes sliding door and window frame body and the screen window structure of any one of claims 1 to 7, the sliding door and window frame body includes horizontal frame and horizontal frame down, horizontal frame and the horizontal frame down all is equipped with the slide, screen window structure can dismantle and locate two between the slide.

9. The sliding door or window according to claim 8 wherein said track has a sliding channel therein, said pulley assembly sliding within said sliding channel.