CN212898131U - Three-sliding window structure - Google Patents

Abstract

The utility model discloses a three-sliding window structure, which comprises a window frame consisting of an upper edge seal, a lower edge seal, a left edge seal and a right edge seal, an upper slide arranged on the upper edge seal along the length direction of the upper edge seal, a lower slide arranged on the lower edge seal along the length direction of the lower edge seal, and three-sliding window bodies, wherein each three-sliding window body comprises a screen window, an inner window and an outer window which are arranged on the window frame from inside to outside, each edge seal comprises a split type outer edge seal and an inner edge seal detachably connected with the outer edge seal, and a fifth sealing rubber strip is arranged between the outer edge seal and the inner edge seal; the upper slide comprises a split type upper inner slide, an upper outer slide, a screen window upper slide arranged at the lower end of the upper inner slide, an inner window upper slide and an outer window upper slide arranged at the lower end of the upper outer slide at intervals in sequence from inside to outside, and the lower slide comprises a split type lower inner slide, a split type lower outer slide, a screen window lower slide arranged at the upper end of the lower inner slide at intervals in sequence from inside to outside, an inner window lower slide and an outer window lower slide arranged at the upper end of the lower outer slide.

Description

Three-sliding window structure

Technical Field

The utility model relates to a window door field, in particular to three sliding window structures.

Background

At present, home decoration becomes a necessary stage of life of people, and the home decoration is usually applied to a sliding window and a casement window. At present, most sliding windows can be opened by half, and two windows cannot be opened simultaneously, so that the ventilation performance and the permeability are poor. But the sliding window has the advantages of no indoor space occupation, beautiful appearance and economic price. Along with the higher and higher permeability requirement of people on windows, some three-sliding windows also appear in the market, the sound insulation performance, the heat insulation performance and the air tightness performance of the current sliding window are poor, the structure is very complicated, and the requirements of people cannot be met. The three-sliding window generally comprises a window frame consisting of an upper edge seal, a lower edge seal, a left edge seal and a right edge seal, and three-sliding window bodies, wherein the length direction of the upper edge seal is arranged on the upper edge seal in an upward sliding mode, the length direction of the lower edge seal is arranged on the lower edge seal in a downward sliding mode, the upper end of each three-sliding window is in sliding fit with the upward sliding mode, and the lower end of each three-sliding window is in sliding fit with the downward sliding mode. The existing upper slide and lower slide are generally integrated, and the applicability and the universality are poor. The screen window yarn material structure on the market is more complicated usually, and is relatively poor with the yarn line fitting degree, and is sealed relatively poorly.

SUMMERY OF THE UTILITY MODEL

To the not enough of above-mentioned prior art, the utility model aims to solve the technical problem that: the three-sliding window structure has split type up-sliding and down-sliding and high sealing performance.

In order to solve the technical problem, the utility model discloses a technical scheme be: the three-sliding window structure comprises a window frame consisting of an upper edge seal, a lower edge seal, a left edge seal and a right edge seal, and three sliding window bodies which are arranged on the upper edge seal in the length direction of the upper edge seal, arranged on the lower edge seal in the length direction of the lower edge seal, and provided with upper ends in sliding fit with the upper edges and lower ends in sliding fit with the lower edges, wherein each sliding window body comprises a screen window, an inner window and an outer window which are sequentially arranged on the window frame from inside to outside;

the upper slide comprises an upper inner slide, an upper outer slide, a screen window upper slide way, an inner window upper slide way and an outer window upper slide way, wherein the screen window upper slide way and the inner window upper slide way are arranged at the lower end of the upper inner slide and the outer window upper slide way are arranged at the lower end of the upper outer slide in sequence at intervals from inside to outside, the upper inner slide and the upper outer slide are both arranged at the lower end of the upper edge seal along the length direction of the upper edge seal, a plurality of first clamping grooves are arranged on the outer side surface of the upper inner slide adjacent to the upper outer slide, a plurality of second clamping grooves which are in one-to-one correspondence with the first clamping grooves are arranged on the inner side surface of the upper outer slide adjacent to the upper inner slide, the first clamping groove and the second clamping groove are respectively arranged on the corresponding side surfaces at intervals along the height direction of the upward inward sliding and the upward outward sliding, a corresponding first sealing rubber strip is clamped in each pair of clamping grooves, the first end of each first sealing rubber strip is clamped in the corresponding first clamping groove, and the second end of each first sealing rubber strip is clamped in the corresponding second clamping groove;

the lower slide comprises a split type lower inner slide, a split type lower outer slide, a screen window lower slide, an inner window lower slide and an outer window lower slide, wherein the screen window lower slide, the inner window lower slide and the outer window lower slide are sequentially arranged at the upper end of the lower inner slide at intervals from inside to outside, the lower inner slide and the lower outer slide are both arranged at the upper end of the lower edge seal along the length direction of the lower edge seal, a plurality of third clamping grooves are arranged on the outer side surface of the lower inner slide adjacent to the lower outer slide, a plurality of fourth clamping grooves which are in one-to-one correspondence with the third clamping grooves are arranged on the inner side surface of the lower outer slide adjacent to the lower inner slide, the third clamping groove and the fourth clamping groove are respectively arranged on the corresponding side surfaces at intervals along the height direction of the downward inward sliding and the downward outward sliding, and a corresponding second sealing rubber strip is clamped in each pair of clamping grooves, the first end of each second sealing rubber strip is clamped in the corresponding third clamping groove, and the second end of each second sealing rubber strip is clamped in the corresponding fourth clamping groove.

Furthermore, a first inner side baffle which faces downwards vertically is arranged on the inner side face of the lower end of the upper inner slide, the first inner side baffle and the inner side face of the upper inner slide are located on the same plane, a first outer side baffle which faces downwards vertically is arranged on the outer side face of the lower end of the upper outer slide, and the first outer side baffle and the outer side face of the upper outer slide are located on the same plane.

Furthermore, the upper sliding way of the screen window, the upper sliding way of the inner window and the upper sliding way of the outer window respectively comprise a first vertical block and a second vertical block which are arranged at intervals and vertically arranged on the lower end surface of the upper sliding way, the first vertical block and the second vertical block of the upper sliding way of the screen window and the upper sliding way of the inner window are arranged on the lower end surface of the upper sliding way, the first vertical block and the second vertical block of the upper sliding way of the outer window are arranged on the lower end surface of the upper sliding way, and the lower end surfaces of the first inner side baffle and the first outer side baffle are lower than the lower end surfaces of the first vertical block and the second vertical block.

Furthermore, a second inner side baffle which faces upwards vertically is arranged on the inner side face of the upper end of the lower inner slide, the second inner side baffle and the inner side face of the lower inner slide are located on the same plane, a second outer side baffle which faces upwards vertically is arranged on the outer side face of the upper end of the lower outer slide, and the second outer side baffle and the outer side face of the lower outer slide are located on the same plane.

Further, the screen window glide-slope, the inner window glide-slope and the outer window glide-slope are respectively located under the screen window glide-slope, the inner window glide-slope and the outer window glide-slope, and respectively comprise mutually spaced sliding grooves vertically arranged on the upper end surface of the glide-slope, each sliding groove is arranged on the glide-slope along the length direction of the glide-slope, pulleys in sliding fit with the sliding grooves are arranged at the lower ends of the screen window, the inner window and the outer window, and the upper end surfaces of the second inner side baffle and the second outer side baffle are higher than the upper end surfaces of the sliding grooves.

The utility model discloses a three sliding window structures, it all adopts split type internal slip and outer cunning to go up to slide and glide, seals internal slip and outer cunning through the multiple seal, can guarantee to slide the sealing performance with the gliding. The split structure enables the inner slide and the outer slide to be used independently or in combination, and the practicability is stronger. The height of the inner side rail and the outer side rail is higher than the corresponding slide height, so that the yarn material and the sash material can be further prevented from falling off, the structural stability and the firmness are improved, and the structural quality of the three-sliding window is improved.

Drawings

Fig. 1 is a side perspective view of an embodiment of the three-sliding-window structure of the present invention.

Fig. 2 is a top perspective view of an embodiment of the three-sliding-window structure of the present invention.

Fig. 3 is a schematic structural view of a seal insertion structure.

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 work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the triple-sliding window structure of the present embodiment includes a window frame 100 composed of an upper edge seal, a lower edge seal, a left edge seal, and a right edge seal, an upper slide 200 disposed on the upper edge seal along a length direction of the upper edge seal, a lower slide 300 disposed on the lower edge seal along a length direction of the lower edge seal, and a triple-sliding window body 400 having an upper end slidably engaged with the upper slide 200 and a lower end slidably engaged with the lower slide 300. The triple-sliding window body 400 includes a screen window, an inner window, an outer window, and a sealing insertion structure (preferably) sequentially disposed on the window frame 100 from inside to outside (from indoor to outdoor). Specifically, the method comprises the following steps:

in this embodiment, each edge seal includes a split outer edge seal 101 and an inner edge seal 102 detachably connected thereto, and at least one fifth sealing rubber strip 103 is disposed between the outer edge seal 101 and the inner edge seal 102. It will be appreciated that in other embodiments, the edge seal may be any edge seal configuration of existing windows.

With respect to the up slide 200 and the down slide 300:

the upper slide 200 comprises a split type upper inner slide 201, an upper outer slide 202, a screen window upper slide 203, an inner window upper slide 204 and an outer window upper slide 205, wherein the screen window upper slide 203, the inner window upper slide 204 and the outer window upper slide 205 are arranged at the lower end of the upper outer slide 202 at intervals in sequence from inside to outside. The upper inner slide 201 and the upper outer slide 202 are both of a cavity structure, and the upper inner slide 201 and the upper outer slide 202 are both arranged at the lower end of the upper edge seal along the length direction of the upper edge seal. The upper inner slide 201 and the upper outer slide 202 are connected in a sealing manner, a plurality of first clamping grooves 206 are formed in the outer side surface of the upper inner slide 201 adjacent to the upper outer slide 202, a plurality of second clamping grooves 207 which correspond to the first clamping grooves 206 in a one-to-one manner are formed in the inner side surface of the upper outer slide 202 adjacent to the upper inner slide 201, the first clamping grooves 206 and the second clamping grooves 207 are respectively arranged on the corresponding side surfaces at intervals along the height direction of the upper inner slide 201 and the upper outer slide 202, a corresponding first sealing rubber strip 208 is clamped in each pair of clamping grooves, a first end of each first sealing rubber strip 208 is clamped in the corresponding first clamping groove 206, and a second end of each first sealing rubber strip 208 is clamped in the corresponding second clamping groove 207.

In this embodiment, a first inner side stopper 209 facing vertically downward is disposed on the inner side of the lower end of the upper inner slide 201. Preferably, the first inner side stop 209 and the inner side of the upper inner slide 201 are located on the same plane, and they may be integrally formed, so as to increase stability and reduce complexity of structure. A first outer side stop 210 which is vertically downward is arranged on the outer side of the lower end of the upper outer slide 202. Preferably, the first outer side stop 210 and the outer side of the upper outer slide 202 are located on the same plane, and they may be integrally formed, so as to increase stability and reduce structural complexity.

The upper screen window slideway 203, the upper inner window slideway 204 and the upper outer window slideway 205 respectively comprise a first vertical block and a second vertical block which are arranged at intervals and vertically arranged on the lower end surface of the upper slide 200. The first vertical block and the second vertical block of the screen window upper slideway 203 and the inner window upper slideway 204 are arranged on the lower end surface of the upper inner slide 201, and the first vertical block and the second vertical block of the outer window upper slideway 205 are arranged on the lower end surface of the upper outer slide 202. Preferably, the lower end surfaces of the first inner side stopper 209 and the first outer side stopper 210 are lower than the lower end surfaces of the first standing block and the second standing block, so that the screen window and the outer window can be effectively stopped and prevented from being separated.

The lower slide 300 comprises a split type lower inner slide 301, a lower outer slide 302, a screen window lower slide 303, an inner window lower slide 304 and an outer window lower slide 305, wherein the screen window lower slide 303, the inner window lower slide 304 and the outer window lower slide 305 are sequentially arranged at intervals from inside to outside at the upper end of the lower inner slide 301. The lower inner slide 301 and the lower outer slide 302 are both in a cavity structure, and the lower inner slide 301 and the lower outer slide 302 are both arranged at the upper end of the lower edge seal along the length direction of the lower edge seal. The lower inner slide 301 and the lower outer slide 302 are connected in a sealing manner, a plurality of third clamping grooves are formed in the outer side surface of the lower inner slide 301 adjacent to the lower outer slide 302, a plurality of fourth clamping grooves 307 which correspond to the third clamping grooves 306 in a one-to-one manner are formed in the inner side surface of the lower outer slide 302 adjacent to the lower inner slide 301, the third clamping grooves 306 and the fourth clamping grooves 307 are respectively arranged on the corresponding side surfaces at intervals along the height direction of the lower inner slide 301 and the lower outer slide 302, a corresponding second sealing rubber strip 308 is clamped in each pair of clamping grooves, a first end of each second sealing rubber strip 308 is clamped in the corresponding third clamping groove 306, and a second end of each second sealing rubber strip 308 is clamped in the corresponding fourth clamping groove 307.

In this embodiment, a second inner stop 309 is disposed vertically upward on the inner side of the upper end of the lower inner slide 301. Preferably, the second inner side stop 309 and the inner side of the lower inner slide 301 are located on the same plane, and they may be integrally formed, so as to increase stability and reduce complexity of structure. A second outer side stop 310 which is vertically upward is arranged on the outer side of the upper end of the lower outer slide 302. Preferably, the second outer side stop 310 and the outer side of the lower outer slide 302 are located on the same plane, and they may be integrally formed, so as to increase stability and reduce structural complexity.

The screen downslide 303, inner window downslide 304 and outer window downslide 305 are located directly below the screen top chute 203, inner window top chute 204 and outer window top chute 205 respectively. They all include the mutually spaced spout of erectting in the up end of gliding 300, each spout all sets up on gliding 300 along the length direction of gliding 300. The lower ends of the screen window, the inner window and the outer window are provided with pulleys (not shown) which are in sliding fit with the sliding grooves. Preferably, the upper end surfaces of the second inner side stop 309 and the second outer side stop 310 are higher than the upper end surface of the sliding groove, so that the screen window and the outer window can be effectively stopped and prevented from being separated.

The upper slide and the lower slide of the embodiment both adopt split type inner slide and outer slide, and the sealing performance of the upper slide and the lower slide can be ensured by sealing the inner slide and the outer slide through multiple seals. The split structure enables the inner slide and the outer slide to be used independently or in combination, and the practicability is stronger. The height of the inner side rail and the outer side rail is higher than the corresponding slide height, so that the yarn material and the sash material can be further prevented from falling off, the structural stability and the firmness are improved, and the structural quality of the three-sliding window is improved.

With respect to the screen:

the screen window comprises a rectangular frame-shaped screen material formed by enclosing an upper screen smooth rabbet, a lower screen smooth rabbet, a left screen smooth rabbet and a right screen smooth rabbet, and a screen mesh 404 arranged on an inner frame of the screen material, and further comprises an upper screen pressing line for pressing the upper end of the screen mesh 404 on the upper screen smooth rabbet, a lower screen pressing line for pressing the lower end of the screen mesh 404 on the lower screen smooth rabbet, a left screen pressing line for pressing the left end of the screen mesh 404 on the left screen smooth rabbet, and a right screen pressing line 407 for pressing the right end of the screen mesh 404 on the right screen smooth rabbet.

Regarding the yarn material:

the upper yarn smooth rabbet, the lower yarn smooth rabbet, the left yarn smooth rabbet and the right yarn smooth rabbet are all the same in structure and comprise a first inner frame wall 401 (facing the indoor direction) and a first outer frame wall 402 (facing the outdoor direction) which are parallel to each other, a first abdominal wall 403 which is vertically arranged between the first inner frame wall 401 and the first outer frame wall 402 and is close to the first end of the gauze 404, and a second abdominal wall 405 which is vertically arranged between the first inner frame wall 401 and the first outer frame wall 402 and is far away from the second end of the gauze 404 (namely, the end close to the corresponding edge seal), wherein the first abdominal wall 403 and the second abdominal wall 405 divide the space between the first inner frame wall 401 and the first outer frame wall 402 into a first space, a second space and a third space, the first space is close to the gauze 404, the third space is close to the corresponding edge seal, the first space and the third space are semi-closed spaces, and the opening of the first space faces the gauze 404, the opening of the third space faces to the corresponding edge seal direction, and the second space is a closed space between the first space and the third space. A clamping portion 406 for clamping the yarn pressing line 407 is arranged in the first space, after the yarn pressing line 407 is clamped in the clamping portion 406, a yarn net insertion opening 408 facing the yarn net 404 is formed between the yarn pressing line 407 and the clamping portion 406, and the yarn net 404 is inserted into the yarn net insertion opening 408, and the yarn net 404 is fixed in the yarn net insertion opening 408 through adhesive tape or glass cement. The screen window adopts split type yarn smooth rabbet and the yarn line ball that corresponds to carry out the joint, and convenient assembly can be suitable for the gauze of various models. The yarn pressing line is clamped into the clamping part to form an opening for inserting the gauze, the gauze is sealed and fixed by using glass cement to be sealed after being inserted into the opening, and the fixity and the sealing performance are high.

Further, the first end of the first inner frame wall 401 is longer than the first end of the first outer frame wall 402 (the first end of the first inner frame wall 401 and the first end surface of the first outer frame wall 402 are not located on the same plane, and in the projection of the horizontal plane, the first end of the first inner frame wall 401 exceeds the first end of the first outer frame wall 402), so that the first space is communicated with the outside from both the direction of the gauze 404 and the outdoor direction, and openings in two directions (towards the gauze 404 and towards the outdoor direction) are formed. This is provided in order to facilitate a faster and more convenient snapping of the yarn pressing thread into the catch 406. Therefore, the yarn pressing line is more convenient to press in, the pressing efficiency is improved, and the assembly is more convenient. It is understood that in other embodiments, the first ends of the first inner frame wall 401 and the first outer frame wall 402 may have the same length and all lie in the same plane.

Further, the retaining portion 406 includes a fifth engaging groove 409 disposed at an inner end of the first web wall 403 facing the surface of the gauze 404 and having an opening facing the first outer frame wall 402, an inclined blocking block 410 formed by a groove sidewall of the fifth engaging groove 409 near the gauze 404 extending toward the first outer frame wall 402 and toward the gauze 404, and a holding block 411 disposed at a first end of the first outer frame wall 402. The fifth slot 409 includes a slot bottom wall perpendicular to the first web wall 403, and a slot side wall formed by extending the slot bottom wall toward the first outer frame wall 402, and a section of the first web wall 403 parallel to the slot side wall forms another slot side wall of the fifth slot 409. The clamping portion 406 further includes a first clamping wall 412 vertically connected to the first end of the first inner frame wall 401 and extending toward the first outer frame wall 402, a first glue groove 413 disposed at an outer end of the first clamping wall 412, and a connecting block 414 connected between the first glue groove 413 and the inclined block 410. In this embodiment, the first locking wall 412, the first glue groove 413, the connecting block 414, the inclined stop 410, and the fifth locking groove 409 are integrally formed. The first glue groove 413 includes a groove bottom wall formed by horizontally extending the outer end of the first chuck wall 412 in the direction of the first web wall 403, and a first glue groove 413 side wall formed by vertically extending the groove bottom wall in the direction of the first outer frame wall 402, and the second glue groove side wall of the first glue groove 413 is shared with the lower section (the section at the bottom of the groove bottom wall) of the first chuck wall 412. A first flange extends from the outer end of the first clamping wall 412 to the direction facing the side wall of the second glue groove, and one end of the connecting block 414 is connected with the outer end of the side wall of the second glue groove and protrudes out of the side wall of the second glue groove to form a second flange, so that the distance between the two flanges is smaller than the distance between the two side walls of the glue grooves, thereby forming a first clamping opening 415, which is convenient for glue storage or prevents a glue strip from being separated. The second end of the connecting block 414 is connected to an inclined surface of the inclined stop 410 close to the first blocking wall 412, one end (outer end) of the inclined stop 410 facing the first outer frame wall 402 exceeds a surface (outer side surface) of the connecting block 414 facing the first outer frame wall 402, and an inclined guide channel is formed between the inclined stop 410 and the first web 403. The fifth clamping groove and the clamping plate which supports the block and the yarn pressing line are tightly matched, the yarn pressing line is prevented from falling off after being clamped, the clamping effect is better, and the quality of the screen window is improved. The first glue groove is used for effectively sealing and fixing the gauze after the gauze is inserted. The cardboard incline direction phase-match of obliquely direction passageway and yarn pressing line can carry out the effect of leading to the yarn pressing line, makes things convenient for the quick card of yarn pressing line to go into in the fifth draw-in groove, increases assembly efficiency.

Further, the abutting block 411 is formed by extending a first end of the first outer frame wall 402 to the first inner frame wall 401, a distance between the abutting block 411 and the first web wall 403 is smaller than a distance between an outer end of the inclined stopper 410 and the first web wall 403, and an insertion opening for inserting the clamping plate of the yarn pressing line 407 into the fifth clamping groove 409 is formed between the abutting block 411 and the inclined stopper 410. The supporting block can support the clamping plate for supporting the yarn pressing line from the direction of the outer end, so that the yarn pressing line is prevented from falling off.

In the third space: a first groove body 416 and a second groove body 417 are respectively arranged at the second end of the first inner frame wall 401 and the first outer frame wall 402, the groove bottom walls of the first groove body 416 and the second groove body 417 are respectively formed by extending the opposite surfaces of the first inner frame wall 401 and the first outer frame wall 402 in the opposite directions, the first groove side walls of the first groove body 416 and the second groove body 417 are formed by bending and extending the groove bottom wall in the direction of the second end, and a section of the first inner frame wall 401 and the first outer frame wall 402 corresponding to the first groove side wall of the corresponding groove body forms the second groove side wall of the corresponding groove body. A first T-shaped protrusion 418 is protruded from the first inner frame wall 401 toward a direction of a surface of the first outer frame wall 402 facing the first outer frame wall 402, the first T-shaped protrusion 418 is located on the first inner frame wall 401 between the first slot 416 and the second web 405, a first slot 419 is formed on the first T-shaped protrusion 418, the slot bottom wall of the first slot 416, and a section of the first inner frame wall 401 located between the first T-shaped protrusion 418 and the first slot 416, and a second slot 420 is formed on the first T-shaped protrusion 418, the second web 405, and a section of the first inner frame wall 401 located between the first T-shaped protrusion 418 and the second web 405. A second T-shaped protruding strip 421 symmetrical to the first T-shaped protruding strip 418 is arranged on the first outer frame wall 402 at a position corresponding to the first T-shaped protruding strip 418, a third slot 422 is formed by the second T-shaped protruding strip 421, the slot bottom wall of the second slot body 417 and a section of the first outer frame wall 402 between the second T-shaped protruding strip 421 and the second slot body 417, and a fourth slot 423 is formed by the second T-shaped protruding strip 421, the second web wall 405 and a section of the first outer frame wall 402 between the second T-shaped protruding strip 421 and the second web wall 405. The first slot 419, the second slot 420, the third slot 422 and the fourth slot 423 can be used for inserting strips such as adhesive tapes and sealing strips, and play a role in sealing and reinforcing.

With respect to the yarn press 407:

the yarn pressing line 407 is caught in the catching portion 406, and is adapted to cooperate with the catching portion 406 to fix the screen 404. The yarn pressing line 407 includes a second blocking wall 424 located on the same plane as the first blocking wall 412 of the blocking portion 406 of the corresponding yarn smooth rabbet, a second glue groove 425 located at a position corresponding to the first glue groove 413 of the blocking portion 406 on the second blocking wall 424, a flat sealing plate 426 extending from one end (outer end) of the second blocking wall 424 far from the first blocking wall 412 toward the first outer frame wall 402 and abutting against the first outer frame wall 402, an upright sealing plate 427 extending from one end of the flat sealing plate 426 abutting against the first outer frame wall 402 toward the direction of the guide channel of the blocking portion 406, and a blocking plate 428 extending from an extending end of the upright sealing plate 427 obliquely toward the direction of the fifth blocking groove 409 of the blocking portion 406 to be blocked into the fifth blocking groove 409, a retaining groove is formed on the sealing plate 427 at a position corresponding to the retaining block 411 on the first outer frame wall 402, for the top end of the abutting block 411 to abut against it to prevent the yarn pressing line 407 from falling off from the insertion opening.

The second glue groove 425 is opposite to the first glue groove 413, the second glue groove 425 comprises a groove bottom wall formed by horizontally extending the inner end of the second card wall 424 to the direction of the first web wall 403, a third glue groove side wall formed by extending the groove bottom wall to the direction of the first inner frame wall 401, and a fourth glue groove side wall of the second glue groove 425 is shared with the upper section of the second card wall 424. A third flange extends from the inner end of the second blocking wall 424 to the side wall of the third glue groove, a fourth flange extends from the inner end of the side wall of the third glue groove to the side wall of the fourth glue groove, and the distance between the third flange and the fourth flange is smaller than the distance between the side walls of the two glue grooves, so that a second bayonet 429 is formed, glue is convenient to store or the glue strip is prevented from being separated.

In this embodiment, the abutting groove is formed in a section of the vertical sealing plate 427 corresponding to the abutting block 411 and is formed in a direction toward the gauze 404, and the abutting groove penetrates through the vertical sealing plate 427 in a direction away from the first inner frame wall 401 and also penetrates through the vertical sealing plate 427 in a direction away from the gauze 404 so as to communicate with the outside.

In this embodiment, the fastening plate 428 includes an oblique fastening arm having one end connected to the vertical sealing plate 427 and a shape matched with the oblique stopper 410, and a hook extending from one end of the oblique fastening arm away from the vertical sealing plate 427 to the fifth fastening groove 409, wherein a hook portion of the hook is hooked on a right angle position of the fifth fastening groove 409 adjacent to the oblique stopper 410, and a back portion of the hook abuts on a groove sidewall of the fifth fastening groove 409 away from the gauze 404.

The screen window of the embodiment has the advantages that the structure of the screen material main body is simple and ingenious, the screen material consisting of the first inner frame wall, the first outer frame wall and the plurality of abdominal walls connected between the first inner frame wall and the first outer frame wall is simple and ingenious in structure, and the consistency and the stability are good. Set up the card portion of holding that is used for holding the yarn line in the first space towards the gauze, it carries out the block with the yarn line, and the variability is strong, makes things convenient for the card to go into and compress tightly the gauze, compares with traditional integrative structure, and flexibility and variability are better, the installation of being more convenient for.

Regarding the inner window and the outer window:

the inner window and the outer window respectively comprise a sash material which is formed by enclosing the upper sash smooth rabbet, the lower sash smooth rabbet, the left sash smooth rabbet and the right sash smooth rabbet and is in a rectangular frame shape, and glass (generally hollow glass) arranged in the sash material.

The sash material (each sash smooth rabbet) of the inner window and the outer window comprises a second inner frame wall 501 and a second outer frame wall 502. One end (first end) of the second inner frame wall 501 and the second outer frame wall 502 close to the glass is symmetrically provided with a pair of sixth clamping grooves 503 for clamping two ends of a third sealing rubber strip 504, the pair of sixth clamping grooves 503 are symmetrically arranged on the second inner frame wall 501 and the second outer frame wall 502, the space between the pair of sixth clamping grooves 503 and the opening is a corresponding glass inserting space, after the glass is inserted into the space, the glass is sealed in the space by using materials such as glass cement, and then the third sealing rubber strip 504 is used for sealing, so that the double sealing effect is achieved, and the sealing and heat insulation effects are better.

Further, the sixth locking groove 503 includes two groove side walls vertically disposed on the corresponding second inner frame wall 501/second outer frame wall 502 and a groove bottom wall vertically disposed on one end of the two groove side walls close to the opposite frame wall (the groove bottom wall of the sixth locking groove 503 disposed on the second outer frame wall 502 is vertically connected to the inner ends of the two groove sides, and the groove bottom wall of the sixth locking groove 503 disposed on the second inner frame wall 501 is vertically connected to the outer ends of the two groove side walls), and a rectangular frame structure 505 is formed between the groove bottom wall of the sixth locking groove 503, the two groove side walls and the corresponding frame wall, and can be inserted by the reinforcing column, the reinforcing rib and other components. The ends of the two groove side walls of the sixth locking groove 503 are respectively provided with a first protruding tip 506 protruding in opposite directions, so as to form a third locking opening 507 for locking the third sealing rubber strip 504.

A pair of seventh locking grooves 509 for locking two ends of a fourth sealing rubber strip 508 are symmetrically arranged at the middle sections of the second inner frame wall 501 and the second outer frame wall 502. On the corresponding second in frame wall 501 and the third in frame wall of a groove lateral wall vertically locating of seventh draw-in groove 509, this groove lateral wall is straight type conventional groove lateral wall, another groove lateral wall of seventh draw-in groove 509 is heterotypic groove lateral wall (non-straight lateral wall), the perpendicular one end that is close to a relative frame wall that connects in two groove lateral walls of groove bottom wall of seventh draw-in groove 509 (the bottom wall of seventh draw-in groove 509 that is located on second outer frame wall 502 is connected perpendicularly in the inner end on two groove lateral walls, the bottom wall of seventh draw-in groove that is located on second inner frame wall 501 is connected perpendicularly in the outer end of two groove sides 509).

In this embodiment, a gap is formed between the side wall of the flat slot of the seventh slot 509 disposed on the second inner frame wall 501 and the side wall of the flat slot of the seventh slot 509 disposed on the second outer frame wall 502.

A special-shaped space 510 is formed between the bottom wall of the seventh slot 509, the side walls of the two slots, and the corresponding frame wall (corresponding inner frame wall or corresponding outer frame wall), so that a reinforcing column, a reinforcing rib, and other parts can be inserted into the special-shaped space. The fourth sealing rubber strip 508 seals the gap between the two straight groove sidewalls of the seventh groove 509, and further seals the third sealing rubber strip 504.

In this embodiment, a fifth flange 511 protrudes from one end of the second inner frame wall 501 close to the corresponding glass toward the second outer frame wall 502, and a sixth flange 512 protrudes from the second outer frame wall 502 at a position corresponding to the fifth flange 511 toward the second inner frame wall 501. The advantage of this arrangement is that after the glass glue is injected between the glass and the second inner frame wall 501 and the second outer frame wall 502, the fifth flange 511 and the sixth flange 512 can store as much glue as possible, thereby enhancing the glue fixing effect.

One end of each of the second inner frame wall 501 and the second outer frame wall 502, which is close to the corresponding edge seal, is provided with a third groove body 513 and a fourth groove body 514, the groove bottom walls of the third groove body 513 and the fourth groove body 514 are formed by extending the opposite surfaces of the second inner frame wall 501 and the second outer frame wall 502 in opposite directions, the first groove side walls of the third groove body 513 and the fourth groove body 514 are formed by bending and extending the groove bottom walls in the direction of the corresponding edge seal, and the second groove side walls of the corresponding groove bodies are formed by the sections, corresponding to the first groove side walls of the corresponding groove bodies, of the second inner frame wall 501 and the second outer frame wall 502. A third T-shaped protruding strip 515 is protruded toward the second outer frame wall 502 from one surface of the second inner frame wall 501, the third T-shaped protruding strip 515 is located on the second inner frame wall 501 between the third slot 513 and the seventh slot 509, a fifth slot is formed on the third T-shaped protruding strip 515, the slot bottom wall of the third slot 513 and a section of the second inner frame wall 501 between the third T-shaped protruding strip 515 and the third slot 513, and a sixth slot is formed on the third T-shaped protruding strip 515, the seventh slot 509 and a section of the second inner frame wall 501 between the third T-shaped protruding strip 515 and the seventh slot 509. A fourth T-shaped protruding strip 516 symmetrical to the third T-shaped protruding strip 515 is arranged at a position, corresponding to the third T-shaped protruding strip 515, on the second outer frame wall 502, a seventh slot is formed by the fourth T-shaped protruding strip 516, the groove bottom wall of the fourth groove body 514, and a section, located between the fourth T-shaped protruding strip 516 and the fourth groove body 514, of the second outer frame wall 502, and an eighth slot is formed by the fourth T-shaped protruding strip 516, the seventh slot 509, and a section, located between the fourth T-shaped protruding strip 516 and the seventh slot 509, of the second outer frame wall 502. The fifth slot, the sixth slot, the seventh slot and the eighth slot can be used for strips such as adhesive tapes and sealing strips to be inserted, and the sealing, reinforcing, heat insulation and sound insulation effects are achieved. The heat and sound insulation effect is improved, and the satisfaction degree of users is improved.

The fan smooth rabbet of the embodiment adopts a split type second inner frame wall 501 and a split type second outer frame wall 502 structure, one end of the fan smooth rabbet is sealed by glass cement after being inserted into glass, and then two groups of sealing colloids are utilized to strengthen sealing, so that air is prevented from entering and the effects of heat insulation and sound insulation are achieved. The split type fan smooth rabbet has wider application range and higher variability and flexibility.

Regarding the sealed fitting structure:

the sealing and inserting structure comprises a first single sealing cover 517 arranged at the left end (adjacent to the left edge seal) of the left screen smooth rabbet, a double sealing cover 518 arranged at the right end of the right sash smooth rabbet (adjacent to the right edge seal) of the inner window, and a second single sealing cover 519 arranged at the left end (adjacent to the left edge seal) of the left sash smooth rabbet of the outer window. The first single sealing cover 517 includes a first sealing portion sealed at the left end of the left yarn smooth rabbet, and a first insertion portion vertically connected to the outer end of the first sealing portion and located on the outer side surface of the first outer frame wall 402 of the left yarn smooth rabbet. The double sealing cover 518 includes a second sealing portion sealed at the right end of the right sash smooth rabbet of the inner window, a second insertion portion vertically connected with the inner end (toward one end of the screen window) of the second sealing portion and capable of being inserted and matched with the first insertion portion, and a third insertion portion vertically connected with the outer end of the second sealing portion. The second single sealing cover 519 comprises a third sealing portion sealed at the left end of the left sash smooth rabbet of the outer window and a fourth insertion portion vertically connected with the inner end of the third sealing portion and capable of being inserted and matched with the third insertion portion. In this embodiment, the first single cover 517 and the second single cover 519 have the same structure.

The first sealing portion comprises a first left sealing plate 520 used for sealing the left end of the left yarn smooth rabbet, a first sealing block 521 arranged on the right side face of the first left sealing plate 520 and corresponding to the positions of the first groove side walls of the first groove body 416 and the second groove body 417, and a first bending block 522 formed by bending at least one first sealing block 521 towards the groove bottom wall direction of the corresponding groove body, the first bending block 522 is buckled on the bottom wall of the corresponding groove body, and the outer end of the first left sealing plate 520 exceeds the outer side face of the first outer frame wall 402. In this embodiment, the first bending block 522 is disposed on the first sealing block 521 near the first slot 416. The first insertion portion includes a first flat plate 523 formed by bending the outer end of the first left sealing plate 520 vertically to the right and extending rightward (in the direction of the gauze 404), a second flat plate 524 formed by bending the extending end of the first flat plate 523 vertically inward and extending to the outer side surface of the first outer frame wall 402, a third flat plate 525 formed by bending the inner end of the second flat plate 524 vertically rightward and extending (the third flat plate 525 is closely attached to the outer side surface of the first inner frame wall 401), and a first insertion groove 526 formed in the third flat plate 525 and corresponding to one end (right end) of the double sealing plate. The bottom wall of the first inserting and matching groove 526 is formed by vertically extending the outer side surface of the right end of the third flat plate 525 outwards, one groove side wall of the first inserting and matching groove 526 is vertically connected with the outer end of the groove bottom wall to form a first inserting and matching plate 527 matched with the second inserting and matching part in an inserting and matching mode, one section of the right end of the third flat plate 525, which exceeds the groove bottom wall of the first inserting and matching groove 526, forms the other groove side wall of the first inserting and matching groove, and the width of the first inserting and matching plate 527 is greater than that of the other groove side wall. Second convex points protruding towards opposite directions are symmetrically arranged on two groove side walls of the first inserting and matching groove 526, and the distance between the two second convex points is smaller than the distance between the two groove side walls.

The second sealing part has the same or similar structure or function as the first sealing part, and includes a right sealing plate 528 for sealing the right end of the right sash smooth rabbet of the inner window, a third sealing block 529 disposed on the left side surface of the right sealing plate 528 and corresponding to the first groove sidewall of the third groove body 513 on the right sash smooth rabbet, and a fourth sealing block 530 disposed on the left side surface of the right sealing plate 528 and corresponding to the first groove sidewall of the fourth groove body 514 of the right sash smooth rabbet of the inner window. The inner end of the right sealing plate 528 extends beyond the inner side of the second inner frame wall 501, and the outer end of the right sealing plate 528 extends beyond the outer side of the second outer frame wall 502. The second insertion and mating part has a fourth flat plate 531 formed by vertically bending the inner end of the right sealing plate 528 leftward and extending leftward, a fifth flat plate 532 formed by vertically bending the extension end of the fourth flat plate 531 outward and extending to the inner side of the corresponding second inner frame wall 501 (the second inner frame wall 501 of the right sash window opening), a sixth flat plate 533 formed by vertically bending the outer end of the fifth flat plate 532 leftward and extending (the sixth flat plate 533 is closely attached to the inner side of the corresponding second inner frame wall 501), and a second insertion and mating groove 534 formed at the left end of the sixth flat plate 533, the groove bottom wall of the second insertion and mating groove 534 is formed by vertically and inwardly extending the inner side of the left end of the sixth flat plate 533, a groove side wall of the second insertion and mating groove 534 is vertically connected to the inner end of the groove bottom wall to form a second insertion and mating plate 535 inserted and mated with the first insertion and mating groove 526, a section of the left end of the sixth flat plate 533 beyond the bottom wall of the second slot 534 forms another slot sidewall of the second slot, and the width of the second slot 535 is greater than that of the another slot sidewall. Third protruding points protruding in opposite directions are symmetrically arranged on two groove side walls of the second inserting and matching groove 534, the distance between the two third protruding points is smaller than the distance between the two groove side walls, the opening position of the second inserting and matching groove 534 is matched with the position of the first inserting and matching plate 527 so that the first inserting and matching plate 527 can be inserted into the second inserting and matching groove 534, and the opening position of the first inserting and matching groove 526 is matched with the position of the second inserting and matching plate 535 so that the second inserting and matching plate 535 can be inserted into the first inserting and matching groove 526.

The third mating portion is disposed at the outer end of the right sealing plate 528 and is symmetrically disposed with the second mating portion. The third mating portion has a seventh flat plate 536 formed by vertically bending the outer end of the right sealing plate 528 to the left and extending to the left, an eighth flat plate 537 formed by vertically bending the extending end of the seventh flat plate 536 to the inside and extending to the outer side of the corresponding second outer frame wall 502 (the second outer frame wall 502 of the right sash smooth rabbet of the inner window), a ninth flat plate 538 formed by vertically bending the inner end of the eighth flat plate 537 to the left and extending (the ninth flat plate 538 clings to the outer side of the corresponding second outer frame wall 502), and a third mating slot 539 formed at the left end of the ninth flat plate 538, the slot bottom wall of the third mating slot 539 is formed by vertically extending the outer side of the left end of the ninth flat plate 538, and a slot side wall of the third mating slot 539 is vertically connected with the outer end of the slot bottom wall to form a third mating plate 540 mated with the fourth mating portion, a section of the left end of the ninth flat plate 538 beyond the slot bottom wall of the third insertion and distribution slot 539 forms another slot side wall of the third insertion and distribution slot 539, and the width of the third insertion and distribution plate 540 is greater than the width of the other slot side wall. Fourth convex tips protruding in opposite directions are symmetrically arranged on two groove side walls of the third insertion groove 539, and the distance between the two fourth convex tips is smaller than the distance between the two groove side walls.

The third sealing portion comprises a second left sealing plate 541 used for sealing the left end of the left sash smooth rabbet of the outer window, a second sealing block 542 arranged at the position corresponding to the first groove side wall of the corresponding third groove body 513 and the fourth groove body 514 on the right side surface of the second left sealing plate 541, and a second bending block 543 formed by bending at least one second sealing block 542 towards the bottom wall direction of the corresponding groove body, wherein the second bending block 543 is buckled on the groove bottom wall of the corresponding groove body, and the inner end of the second left sealing plate 541 exceeds the inner side surface of the corresponding second inner frame wall 501. The fourth insertion groove 547 includes a tenth plate 544 formed by bending the inner end of the second left sealing plate 541 perpendicularly to the right and extending the right, an eleventh plate 545 formed by bending the extension end of the tenth plate 544 perpendicularly to the outside and extending the extension end of the second outer frame wall 502 perpendicularly to the inside, a twelfth plate 546 formed by bending the outer end of the eleventh plate 545 perpendicularly to the right (the twelfth plate 546 is closely attached to the outer side of the corresponding second outer frame wall 502), and a fourth insertion groove 547 provided in the twelfth plate 546 at a position corresponding to the third insertion plate 540, wherein the opening position of the fourth insertion groove 547 is matched with the position of the third insertion plate 540 so that the third insertion plate 540 can be inserted into the fourth insertion groove 547, and the structure of the fourth insertion groove 547 is the same as or similar to the structure or function of the first to third insertion grooves 539, the description is omitted.

The sealed structure of joining in marriage of inserting of this embodiment, first closing plate shutoff is stopped the left end of yarn smooth rabbet increases thermal-insulated syllable-dividing sealed effect, and two first blocks 521 hug closely respectively in the first groove lateral wall of first cell body 416 and second cell body 417, from with first closing plate vertically orientation is right yarn smooth rabbet is further sealed, the cooperation of the groove bottom wall of first bending piece 522 and the cell body that corresponds, the right-hand member cooperation of first closing plate and yarn smooth rabbet is supported and is held together, and right direction is right from left and right sides first single closing cap 517 is spacing, first single closing cap 517 is right from inside and outside with the cooperation of the groove lateral wall that corresponds first single closing cap 517 is spacing. The structure and function of the double sealing cover 518 are similar to those of a single sealing cover, the double sealing cover 518 is arranged on the right end face of the inner window, and except for sealing the fan smooth rabbet, the double sealing cover 518 also plays a role in being respectively inserted and matched with the first single sealing cover 517 and the second single sealing cover 519. When the screen window, the inner window and the outer window are located on the same side, the first single sealing cover 517, the second single sealing cover 519 and the double sealing cover 518 are separated, and when the screen window is located on the right edge sealing, the inner window is located on the left edge sealing, and the outer window is located on the right edge sealing, the first single sealing cover 517 and the second single sealing cover 519 are respectively in insertion fit with the double sealing cover 518. With the adoption of the structure, when the inner window and the outer window are in a closed state, the second single sealing cover 519 and the double sealing cover 518 are inserted and sealed, the inserting and matching parts on the second single sealing cover 519 and the double sealing cover 518 are provided with flat plates tightly attached to the corresponding smooth rabbet, and air and rainwater are prevented from leaking into a room from the inside to the outside. And, because when they are inserted and matched, the correspondent window or sash is just supported on the correspondent edge seal, so that it can prevent the correspondent edge seal from being operated due to excessive force when the screen window or internal and external windows are pushed.

The three-sliding-window body of the embodiment has the advantages that the structure of the main body of the screen material is simple and ingenious, the structure of the screen material consisting of the first inner frame wall, the first outer frame wall and the plurality of abdominal walls connected between the first inner frame wall and the first outer frame wall is simple and ingenious, and the consistency and the stability are good. Set up the card portion of holding that is used for holding the yarn line in the first space towards the gauze, it carries out the block with the yarn line, and the variability is strong, makes things convenient for the card to go into and compress tightly the gauze, compares with traditional integrative structure, and flexibility and variability are better, the installation of being more convenient for. Each sash smooth rabbet of the inner window and the outer window adopts a split type second inner frame wall and second outer frame wall structure, and the inner window and the outer window are detachably connected, so that the window frame can be suitable for glass with various thicknesses, and the window frame is stronger in universality. Realize multilayer sealing between two second inner frame walls and the second outer frame wall, increase the leakproofness ability, prevent wind, rain, give sound insulation. Through sealed inserting between joining in marriage the further stop screen window of structure and the interior window, cross the condition such as gas, water of crossing between interior window and the exterior window for it is better to give sound insulation and thermal insulation airtight effect, promotes the quality of three sliding window.

The above is only the embodiment of the present invention, not the limitation of the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims (5)

1. The utility model provides a three sliding window structures, includes by last edge sealing, lower edge sealing, left edge sealing, the right window frame of sealing and constituteing, follows last edge sealing length direction set up in last slip on the last edge sealing, follow the length direction of lower edge sealing set up in lower slip on the lower edge sealing, upper end with go up slip fit, lower extreme with three sliding window bodies of slip sliding fit, its characterized in that: the three-sliding window body comprises a screen window, an inner window and an outer window which are sequentially arranged on a window frame from inside to outside, each edge seal comprises a split type outer edge seal and an inner edge seal detachably connected with the outer edge seal, and at least one fifth sealing rubber strip is arranged between the outer edge seal and the inner edge seal;

the upper slide comprises an upper inner slide, an upper outer slide, a screen window upper slide way, an inner window upper slide way and an outer window upper slide way, wherein the screen window upper slide way and the inner window upper slide way are arranged at the lower end of the upper inner slide and the outer window upper slide way are arranged at the lower end of the upper outer slide in sequence at intervals from inside to outside, the upper inner slide and the upper outer slide are both arranged at the lower end of the upper edge seal along the length direction of the upper edge seal, a plurality of first clamping grooves are arranged on the outer side surface of the upper inner slide adjacent to the upper outer slide, a plurality of second clamping grooves which are in one-to-one correspondence with the first clamping grooves are arranged on the inner side surface of the upper outer slide adjacent to the upper inner slide, the first clamping groove and the second clamping groove are respectively arranged on the corresponding side surfaces at intervals along the height direction of the upward inward sliding and the upward outward sliding, a corresponding first sealing rubber strip is clamped in each pair of clamping grooves, the first end of each first sealing rubber strip is clamped in the corresponding first clamping groove, and the second end of each first sealing rubber strip is clamped in the corresponding second clamping groove;

the lower slide comprises a split type lower inner slide, a split type lower outer slide, a screen window lower slide, an inner window lower slide and an outer window lower slide, wherein the screen window lower slide, the inner window lower slide and the outer window lower slide are sequentially arranged at the upper end of the lower inner slide at intervals from inside to outside, the lower inner slide and the lower outer slide are both arranged at the upper end of the lower edge seal along the length direction of the lower edge seal, a plurality of third clamping grooves are arranged on the outer side surface of the lower inner slide adjacent to the lower outer slide, a plurality of fourth clamping grooves which are in one-to-one correspondence with the third clamping grooves are arranged on the inner side surface of the lower outer slide adjacent to the lower inner slide, the third clamping groove and the fourth clamping groove are respectively arranged on the corresponding side surfaces at intervals along the height direction of the downward inward sliding and the downward outward sliding, and a corresponding second sealing rubber strip is clamped in each pair of clamping grooves, the first end of each second sealing rubber strip is clamped in the corresponding third clamping groove, and the second end of each second sealing rubber strip is clamped in the corresponding fourth clamping groove.

2. The triple-sliding-window structure of claim 1, wherein: the inner side face of the lower end of the upper inner slide is provided with a first inner side baffle which vertically faces downwards, the first inner side baffle and the inner side face of the upper inner slide are located on the same plane, the outer side face of the lower end of the upper outer slide is provided with a first outer side baffle which vertically faces downwards, and the first outer side baffle and the outer side face of the upper outer slide are located on the same plane.

3. The triple-sliding-window structure of claim 2, wherein: the upper sliding way of the screen window, the upper sliding way of the inner window and the upper sliding way of the outer window respectively comprise a first vertical block and a second vertical block which are arranged at intervals and vertically arranged on the lower end surface of the upper sliding way, the first vertical block and the second vertical block of the upper sliding way of the screen window and the upper sliding way of the inner window are arranged on the lower end surface of the upper sliding way, the first vertical block and the second vertical block of the upper sliding way of the outer window are arranged on the lower end surface of the upper sliding way, and the lower end surfaces of the first inner side baffle and the first outer side baffle are lower than the lower end surfaces of the first vertical block and the second vertical block.

4. The triple-sliding-window structure of claim 1, wherein: the inner side face of the upper end of the lower inner slide is provided with a second inner side baffle which is vertically upward, the second inner side baffle and the inner side face of the lower inner slide are positioned on the same plane, the outer side face of the upper end of the lower outer slide is provided with a second outer side baffle which is vertically upward, and the second outer side baffle and the outer side face of the lower outer slide are positioned on the same plane.

5. The triple-sliding-window structure of claim 4, wherein: the screen window lower slideway, the inner window lower slideway and the outer window lower slideway are respectively positioned under the screen window upper slideway, the inner window upper slideway and the outer window upper slideway and respectively comprise sliding grooves which are vertically arranged at intervals on the upper end surface of the sliding slide, each sliding groove is arranged on the sliding slide along the length direction of the sliding slide, the lower ends of the screen window, the inner window and the outer window are respectively provided with a pulley which is in sliding fit with the sliding grooves, and the upper end surfaces of the second inner side baffle and the second outer side baffle are higher than the upper end surfaces of the sliding grooves.

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