CN210289564U - Multilayer sealing device for turnover door and window - Google Patents

Abstract

The utility model discloses a upset door and window multilayer sealing device belongs to door and window sealing technique field. The utility model comprises a door and window outer frame and a door and window inner frame; the door and window outer frame and the door and window inner frame are arranged correspondingly, and inner frame sealing plates are arranged at two ends of one side of the door and window inner frame, which is close to the door and window outer frame; a sealing top plate is arranged between the door and window outer frame and the door and window inner frame in a sliding manner, and an inner frame sealing element matched with the inner frame sealing plate is arranged on the sealing top plate; and middle sealing elements are arranged between the 2 inner frame sealing elements. The utility model discloses a sealing performance between door and window inside casing and the sealed roof not only improves in the setting of middle sealing member, cuts off the cavity between door and window inside casing and the sealed roof simultaneously, improves the isolated effect of heat preservation.

Description

Multilayer sealing device for turnover door and window

Technical Field

The utility model relates to a door and window seals technical field, more specifically says, relates to a upset door and window multilayer sealing device.

Background

The door and window is an important component in the building, and plays a role in separating or communicating the indoor space and the outdoor space, and along with the continuous development of the building design level and the door and window technology, the functions of the door and window are continuously developed from the previous single function to the multifunctional directions of heat preservation, heat insulation, sound insulation, water resistance, fire resistance and the like, and the door and window can be gradually customized and produced according to the actual use condition. In addition, energy saving and environmental protection are gradually becoming new concepts of building design in recent years, especially the use of sunlight energy in the whole building is an important research subject, and doors and windows also become main contributors to the indoor sunlight irradiation amount adjusting function, so the design of doors and windows is especially important for energy-saving and environmental-friendly buildings.

Therefore, technical personnel in the industry make many researches to realize that the door and window can better adjust the indoor sunlight irradiation amount, such as Low-E glass, hollow glass, vacuum glass, even vacuum or hollow glass with two three glasses and two cavities, four glasses and three cavities, and the like, wherein the thermochromic sunshade glass not only has excellent sunshade performance in summer, but also can release absorbed solar heat to the indoor all the time if the thermochromic sunshade glass is turned to the other side, so that indoor heating is realized, but the conventional door and window can be sealed in a staggered lap joint mode when closed, so that the door and window can not rotate at any angle, and the thermochromic sunshade glass is limited by the structure of the conventional door and window, and the conventional door and window can not be freely turned over at two sides.

Research and development teams participated by the patent applicant have researched a door and window with two sides capable of conveniently exchanging indoor or outdoor positions, and the door and window can adjust indoor sunlight irradiation by combining the use of color-changing glass, so that the door and window can adjust indoor sunlight irradiation, and related patents are applied. However, in order to adjust the two sides of the glass indoors and outdoors, the design scheme of the door and window completely abandons the staggered lap joint sealing mode in the traditional door and window, and the gap between the inner frame and the outer frame of the door and window is sealed by moving the sealing part after the door and window is closed. However, the applicant has found that if sealing is performed by only one sealing member, the sealing effect is poor, and the effects of heat preservation, heat insulation, sound insulation and water resistance are poor.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

The utility model aims to provide a multi-layer sealing device for turnover doors and windows, aiming at the technical problems of poor sealing effect and insufficient heat preservation and isolation performance of single-channel sealing of turnover doors and windows; through set up multilayer sealing member between sealing member originally, not only improve sealing performance, effectively improve the isolated performance of heat preservation moreover.

2. Technical scheme

In order to achieve the above purpose, the utility model provides a technical scheme does:

the utility model relates to a multilayer sealing device for turnover doors and windows, which comprises a door and window outer frame and a door and window inner frame; the door and window outer frame and the door and window inner frame are arranged correspondingly, and inner frame sealing plates are arranged at two ends of one side of the door and window inner frame, which is close to the door and window outer frame; a sealing top plate is arranged between the door and window outer frame and the door and window inner frame in a sliding manner, and an inner frame sealing element matched with the inner frame sealing plate is arranged on the sealing top plate; and middle sealing elements are arranged between the 2 inner frame sealing elements.

Preferably, a central sealing plate is disposed between the two inner frame sealing plates of the inner frame of the door and window, and the middle sealing member is disposed on the central sealing plate.

Preferably, the middle seal is provided on the top seal plate between the 2 inner frame seals.

Preferably, 2 middle sealing pieces are arranged on the sealing top plate between the 2 inner frame sealing pieces, and the 2 middle sealing pieces are uniformly distributed among the 2 inner frame sealing pieces.

Preferably, the sealing top plate is provided with an outer frame sealing member, and the outer frame sealing member is arranged corresponding to the outer frame side plate of the door and window outer frame.

Preferably, 1 middle sealing element is arranged between the 2 inner frame sealing elements, and the middle sealing element is arranged at the midpoint position of the central sealing plate.

Preferably, 1 middle sealing element is arranged between the 2 inner frame sealing elements, and the middle sealing element is arranged at the midpoint position of the sealing top plate between the 2 inner frame sealing elements.

Preferably, a central sealing plate is arranged between the two inner frame sealing plates of the door and window inner frame, a middle sealing fixing groove is formed in the central sealing plate and/or the sealing top plate, a middle sealing fixing piece is arranged on the middle sealing piece, the middle sealing fixing piece is matched with the sealing fixing groove, and the middle sealing fixing piece is matched and fixed in the sealing fixing groove.

Preferably, side supports are provided on both sides of the sealing side of the mid seal.

Preferably, the bottom of the inner frame sealing member and the bottom of the outer frame sealing member are connected by a connecting member.

Preferably, a door and window clamping plate is fixedly arranged inside the door and window outer frame.

Preferably, be provided with the roof spigot surface on the sealed roof, be provided with the cardboard spigot surface on the door and window cardboard, cardboard spigot surface and roof spigot surface cooperation set up, and the roof spigot surface slides along the cardboard spigot surface.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with existing well-known technique, have following apparent effect:

the utility model relates to a multilayer sealing device for turnover doors and windows, which comprises a door and window outer frame and a door and window inner frame; the door and window outer frame and the door and window inner frame are arranged correspondingly, and inner frame sealing plates are arranged at two ends of one side of the door and window inner frame, which is close to the door and window outer frame; a sealing top plate is arranged between the door and window outer frame and the door and window inner frame in a sliding manner, and an inner frame sealing element matched with the inner frame sealing plate is arranged on the sealing top plate; a middle sealing element is arranged between the 2 inner frame sealing elements; through the setting of middle sealing member, not only improve the sealing performance between door and window inside casing and the sealed roof, cut off the cavity between door and window inside casing and the sealed roof simultaneously, improve the isolated effect of heat preservation.

Drawings

Fig. 1 is a schematic structural view of a multi-layer sealing device for a turnover door and window of the present invention;

fig. 2 is a schematic structural view of a multi-layer sealing device for a turnover door and window of the present invention;

FIG. 3 is a schematic structural view of a door/window frame and a door/window clamping plate in the multi-layer sealing device for a turnover door/window of the present invention;

FIG. 4 is a schematic view showing the structure of a multilayer sealing device in example 3;

FIG. 5 is a schematic view showing the structure of a multilayer sealing device in example 4;

FIG. 6 is a schematic view showing the structure of a multilayer sealing device in example 5;

fig. 7 is a schematic view of the structure of a multilayer sealing device in example 6.

The reference numerals in the schematic drawings illustrate:

100. a door and window outer frame; 110. an outer frame side plate; 111. a side plate seal; 112. a snap-gauge fixing member; 113. a pallet support; 120. a pallet support plate; 150. connecting and fixing the bulges;

200. a door and window clamping plate; 210. a clamping plate fixing plate; 211. a clamping plate fixing end; 220. a cardboard bridge cut-off section bar; 230. a pallet guide surface; 240. a transmission cavity; 241. a sliding seal projection; 250. fixing the connecting plate; 251. connecting grooves; 252. connecting the fixing surface;

300. sealing the top plate; 311. an inner frame seal; 312. an outer frame seal member; 313. a connecting member; 314. sealing the fixing member; 315. pressing a groove; 320. a top plate bridge cut-off profile; 321. a support boss; 322. a support block; 323. sealing the fixing groove; 330. a top plate guide surface; 340. a sliding seal; 350. a middle seal member; 351. a middle sealing fixing piece; 352. a side support;

400. a door and window inner frame; 410. an inner frame sealing plate; 420. a central sealing plate; 421. a middle sealing fixing groove; 500. a top plate drive rod; 601. a cavity partition plate; 602. a cavity.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.

The structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention does not have the substantial significance in the technology, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy which can be produced by the present invention and the achievable purpose. Meanwhile, the terms such as "upper", "lower", "left", "right" and "middle" are used in the present specification for the sake of clarity only, and are not intended to limit the scope of the practical application, the change or adjustment of the relative relationship can be regarded as the scope of the utility model without substantial technical content change, such as the following for more conveniently representing the section bar in the section bar of the door and window frame, terms such as "upper," "lower," "left," "right," "middle," "top," "bottom," and the like may be used to describe, however, the expression mode is only a more clear and convenient expression mode in combination with the attached drawings, and does not refer to the real space of 'upper', 'lower', 'left' and 'right', the door and window outer frame section bars are all arranged around the door and the window, therefore, without substantial changes in the technical content, the present invention is also considered to be within the scope of the present invention; in addition, in the present embodiment, except for the obvious internal and external distinction in the spatial position such as the cavity, the remaining "internal" or "external" refers to the direction toward the inside of the frame section or toward the environment outside the frame section in the longitudinal direction of the door and window frame section. In addition, the embodiments of the present invention are not independent of each other, but can be combined.

Example 1

As shown in fig. 1, the multi-layer sealing device for a convertible door/window of the present embodiment includes a door/window outer frame 100 and a door/window inner frame 400; the door and window outer frame 100 and the door and window inner frame 400 are arranged correspondingly, and inner frame sealing plates 410 are arranged at two ends of the door and window inner frame 400 close to one side of the door and window outer frame 100; a sealing top plate 300 is arranged between the door and window outer frame 100 and the door and window inner frame 400 in a sliding manner, and an inner frame sealing element 311 matched with an inner frame sealing plate 410 is arranged on the sealing top plate 300; a middle seal 350 is provided between the 2 inner frame seals 311. The arrangement of the middle sealing element 350 not only improves the sealing performance between the door and window inner frame 400 and the sealing top plate 300; meanwhile, the cavity between the door and window inner frame 400 and the sealing top plate 300 is isolated, so that the convection of gas in the cavity between the door and window inner frame 400 and the sealing top plate 300 is avoided, the dissipation of indoor energy is avoided, and the heat-preservation isolation effect is improved.

In this embodiment, a central sealing plate 420 is disposed between two inner frame sealing plates 410 of the door and window inner frame 400, and the middle sealing member 350 is disposed on the central sealing plate 420; and 1 middle seal 350 is provided between the 2 inner frame seals 311, and the middle seal 350 is provided at a midpoint position of the central sealing plate 420.

Example 2

As shown in fig. 2 to 3, in the present embodiment, the door/window frame is turned over by using the multi-layer sealing device, the outer door/window frame 100 is installed at the edge of the door/window installation reserved position of the building, and the inner door/window frame 400 is installed on the outer door/window frame 100 through the rotating shaft, so that the inner door/window frame 400 can rotate on the outer door/window frame 100 by any angle through the rotating shaft. When the door or window is closed, a gap may exist between the door or window outer frame 100 and the door or window inner frame 400, and it is necessary to seal the gap. In this embodiment, the sealing top plate 300 is disposed in the edge around the door/window, i.e., between the door/window outer frame 100 and the door/window inner frame 400, the sealing top plate 300 is provided with a sealing member, and the sealing top plate 300 presses the edge of the door/window inner frame 400, so as to seal the gap between the door/window outer frame 100 and the door/window inner frame 400, and at this time, in addition to sealing the gap between the door/window outer frame 100 and the door/window inner frame 400 by the sealing member, the gap generated at the sliding fit position of the sealing top plate 300 also needs to be considered, which is often easily ignored by those skilled in the art.

Specifically, in the present embodiment, the door/window locking plate 200 is fixed inside the door/window frame 100; the sealing top plate 300 is arranged on one side of the door and window clamping plate 200 far away from the door and window outer frame 100; the door and window inner frame 400 is correspondingly arranged on one side of the sealing top plate 300 far away from the door and window clamping plate 200; in addition, the sealing top plate 300 is slidably disposed on the door/window catch plate 200 through a guide mechanism, wherein the guide mechanism includes a catch plate guide surface 230 on the door/window catch plate 200 and a top plate guide surface 330 on the sealing top plate 300, so that the sealing top plate 300 can be far away from or close to the door/window inner frame 400 through the guide effect of the pair of guide surfaces.

In order to be matched with the sealing member, inner frame sealing plates 410 are provided at both sides of the inner frame 400 of the door and window corresponding to the sealing top plate 300; the sealing member includes an inner frame sealing member 311 and an outer frame sealing member 312, the inner frame sealing member 311 is fixed to the sealing top plate 300 at a position corresponding to the inner frame sealing plate 410; when the top sealing plate 300 is pressed against the inner frame 400 of the door/window, the inner frame sealing member 311 can be sealed with the inner frame sealing plate 410 in a matching manner, thereby effectively preventing a gap from being formed between the inner frame 400 of the door/window and the top sealing plate 300.

The outer frame sealing member 312 is fixed to the sealing top plate 300 at a position corresponding to the outer frame side plate 110 of the door and window outer frame 100; the casing seal 312 may seal the sealing top plate 300 and the door/window casing 100, thereby sealing a gap generated at a sliding engagement position of the sealing top plate 300.

It should be noted that in this embodiment, the bottom of the inner frame seal 311 and the bottom of the outer frame seal 312 are connected by a connecting member 313, and the inner frame seal 311 and the outer frame seal 312 form an integrated structure by the connecting member 313. On the side of the door or window close to the external environment, there is no gap between the inner frame sealing plate 410 and the outer frame side plate 110 due to the assembly of the inner frame sealing member 311 and the outer frame sealing member 312, so that the wind and water in the environment can not enter through the gap, thereby ensuring the sealing effect. The integrated structure of the inner frame sealing element 311 and the outer frame sealing element 312 can also prevent the sealing element from being damaged by the shearing stress generated in the process of jacking and sealing, thereby greatly prolonging the use times and the service life of the sealing element.

The connection member 313 is provided with a sealing fixing member 314 at a position contacting the sealing top plate 300, and the sealing top plate 300 is correspondingly provided with a sealing fixing groove 323 matching with the sealing fixing member 314. The size of the insertion end of the seal holder 314 is larger than the size of the notch of the seal fixing groove 323, the seal holder 314 is made of a hard rubber material, and the seal holder 314 can be inserted and fixed into the seal fixing groove 323 from the notch, so that the inner frame seal 311 and the outer frame seal 312 can be fixed to the top seal plate 300.

In addition, the supporting protrusion 321 is disposed on the top sealing plate 300 corresponding to the bottom of the inner frame sealing element 311, when the top sealing plate 300 presses the inner frame sealing element 311 against the inner frame sealing plate 410, since there is no other supporting object near the outer side of the inner frame sealing element 311, the inner frame sealing element 311 has an outward lateral force, and the lateral force can be applied to the bottom of the inner frame sealing element 311, if the lateral force is applied to the bottom of the inner frame sealing element 311 for a long time during the sealing process, the bottom of the inner frame sealing element 311 is easily separated from the top sealing plate 300, and finally even the entire sealing element is separated from the top sealing plate 300; therefore, the supporting protrusions 321 are provided on the top sealing plate 300 corresponding to the bottom of the inner frame sealing member 311, and the supporting protrusions 321 can form a pulling force opposite to the above-mentioned lateral force at the bottom of the inner frame sealing member 311, which can strengthen the fixing effect of the bottom of the inner frame sealing member 311 to some extent and strengthen the sealing effect of the sealing member by the reaction force.

A side plate sealing member 111 is arranged at the end part of the outer frame side plate 110, and the side plate sealing member 111 is arranged to protrude inwards; on the other side of the casing seal 312 with respect to the side plate seal 111, a holder 322 is provided on the top seal plate 300. During sealing, the side plate sealing member 111 can extrude the outer frame sealing member 312, so that the outer frame sealing member 312 generates a sealing effect, but the side plate sealing member 111 can also generate a downward acting force on the outer frame sealing member 312 at the same time, the acting force can cause a vertical shearing stress on the outer frame sealing member 312, although the vertical shearing stress is not greatly influenced after the inner frame sealing member 311 and the outer frame sealing member 312 are integrally arranged, after long-time use, the shearing action of the shearing stress and the aging of the outer frame sealing member 312 can cause the use times and the service life of the outer frame sealing member 312 to be greatly reduced. By arranging the supporting block 322, the shearing stress on the outer frame sealing element 312 can be eliminated; in addition, the support blocks 322 generate a reaction force to the sealing member due to the pressing of the sealing member on the support blocks 322, and the reaction force acts on the outer frame sealing member 312 to further contribute to the sealing effect of the outer frame sealing member 312.

In addition, the connecting piece 313 is provided with a pressing groove 315 towards the outside, the pressing groove 315 is arranged to facilitate the pressing installation of the sealing element into the sealing fixing groove 323 on one hand, and a cylindrical pressing roller is used to push through the pressing groove 315 during the installation, so that the phenomenon that the cylindrical pressing roller is separated from the connecting piece 313 to cause local installation insecurity or instable installation can be avoided; in addition, when the external environment rains, the pressure groove 315 is arranged to facilitate the drainage of rainwater; a notch can be formed in the local position of the side plate sealing element 111, so that rainwater can be conveniently discharged.

It should be noted here that the inner frame sealing element 311, the outer frame sealing element 312, and the connecting element 313 are sealing strips, and the material of the sealing strips is PVC, modified PVC, ethylene propylene diene monomer, TPV, TPE, TPR, SEBS, or silica gel, and in this embodiment, ethylene propylene diene monomer is preferably used as the material for manufacturing the sealing strips. In addition, in the embodiment, the inner frame sealing member 311, the outer frame sealing member 312 and the connecting member 313 are made of high-density ethylene propylene diene monomer, which has high hardness and can bear high stress so as to ensure the stability of the sealing members; the foamed ethylene propylene diene monomer is selected as a manufacturing material at the upper sealing ends of the inner frame sealing element 311 and the outer frame sealing element 312, and the foamed ethylene propylene diene monomer has good elasticity and large deformation, so that a good sealing effect can be achieved when the sealing device is used.

In this embodiment, the surfaces of the inner frame sealing member 311, the outer frame sealing member 312 and the connecting member 313 are further coated with a polyurethane coating, and the coated sealing member has good weather resistance and wear resistance, and the sliding friction coefficient of the surface is greatly reduced, so that the service performance and the service life of the sealing member are improved.

It should be noted that, be provided with roof actuating lever 500 on the sealed roof 300, the one end and the sealed roof 300 fixed connection of roof actuating lever 500, the other end and the actuating mechanism of roof actuating lever 500 link to each other, actuating mechanism can be cylinder actuating mechanism, hydraulic drive mechanism or motor drive mechanism, adopt cylinder actuating mechanism in this embodiment, through cylinder drive piston rod, the piston rod links to each other with roof actuating lever 500, the piston rod drives roof actuating lever 500 motion, and then realize that roof actuating lever 500 drives sealed roof 300 and is close to or keep away from door and window inside casing 400, close to seal when closing the window promptly, keep away from to cancel sealed when needing to open the window promptly.

In addition, the sealing top plate 300 is a top plate bridge-cut section bar 320, the door and window clamping plate 200 is a clamping plate bridge-cut section bar 220, a cavity partition plate 601 is arranged in the top plate bridge-cut section bar 320 and the clamping plate bridge-cut section bar 220, the cavity partition plate 601 partitions cavities in the clamping plate bridge-cut section bar 220 and the top plate bridge-cut section bar 320, on one hand, the strength of the sealing top plate 300 and the door and window clamping plate 200 is enhanced, on the other hand, too much air convection is generated in the cavities as much as possible, and the heat insulation and warm keeping effects of the.

A clamping plate fixing end 211 of the clamping plate fixing side 210 on the door and window clamping plate 200 protrudes outwards; the outer frame side plate 110 is provided with a clamping plate fixing member 112 correspondingly matched with the clamping plate fixing end 211, the clamping plate fixing member 112 in the embodiment is an inward protrusion, and the outward protrusion of the clamping plate fixing end 211 can be abutted against the inward protrusion of the clamping plate fixing member 112, so that the door and window clamping plate 200 can be more firmly buckled on the outer frame side plate 110; in addition, in this embodiment, the contact tangent plane of the card board fixing end 211 and the card board fixing member 112 forms an included angle smaller than 90 ° with the plane of the outer frame side plate 110.

At least 1 cardboard support 113 is provided with between frame side plate 110 and the cardboard fixed plate 210, cardboard support 113 sets up on cardboard fixed plate 210 and/or cardboard support 113, and in this embodiment, the inboard connection of frame side plate 110 is provided with 1 cardboard support 113. The clamping plate supporting piece 113 is arranged between the outer frame side plate 110 and the clamping plate fixing plate 210, so that on one hand, the clamping plate fixing plate 210 can be further limited and fixed, and the overall strength of the door and window outer frame profile can be improved; on the other hand cardboard support 113's setting can prevent that cardboard fixed plate 210 from taking place to warp in installation and use, cardboard fixed plate 210's deformation especially appears in cardboard fixed plate 210's bottom easily, long-time extrusion is fixed to probably cause this department deformation to a certain extent or even fracture, can influence the life and the bulk strength of section bar, exert towards inboard power to cardboard fixed plate 210 through cardboard support 113, can effectively prevent the appearance of this phenomenon.

It is worth mentioning that, on the cross section of the vertical door and window outer frame 100 direction, the length of the cardboard fixing plate 210 is H, the horizontal distance from the position of the cardboard support 113 to the bottom end of the cardboard fixing plate 210 is H, wherein H is kH, k value range is 1/5 to 4/5, k is 1/3 in this embodiment, it should be noted here that the setting of the cardboard support 113 may not be too close to the top end or the bottom end of the cardboard fixing plate 210, if too close to the top end or the bottom end of the cardboard fixing plate 210, not only the effect of supporting the cardboard fixing plate 210 may not be played, but also the top end or the bottom end of the cardboard fixing plate 210 may be caused to have local too large deformation, which easily causes the damage of the cardboard fixing plate 210.

In addition, the middle part of the door and window clamping plate 200 is provided with a clamping plate bridge-cut section 220, and the clamping plate bridge-cut section 220 is connected with the clamping plate fixing plate 210 through a fixing connecting plate 250; the door and window outer frame 100 is provided with a clamping plate supporting plate 120 corresponding to the fixed connecting plate 250, the clamping plate supporting plate 120 is provided with a connecting fixed protrusion 150, and the fixed connecting plate 250 is provided with a connecting fixed surface 252 at the outer side of the connecting fixed protrusion 150 in a matching manner. The door and window outer frame 100 is provided with a clamping plate supporting plate 120 corresponding to the fixed connecting plate 250, the clamping plate supporting plate 120 is provided with a connecting and fixing bulge 150, and the fixed connecting plate 250 is provided with a connecting and fixing surface 252 at the outer side of the connecting and fixing bulge 150 in a matching way; the fixing protrusions 150 exert outward force on the fixing connection plates 250, so that the bottom of the door/window clamping plate 200 can be stably fixed in the door/window frame 100, and the matching strength between the door/window clamping plate 200 and the door/window frame 100 is further strengthened. Through the cooperation of the cardboard fixed end 211 on door and window cardboard 200 top, the connection fixed protrusion 150 of bottom and the cardboard support 113 three at middle part, make door and window cardboard 200 fix in door and window frame 100 more for stabilizing, guaranteed door and window cardboard 200 and door and window frame 100's fixed strength, improve the holistic intensity of door and window frame section bar.

Example 3

As shown in fig. 4, the embodiment of the present embodiment is basically the same as embodiment 1 except that a middle seal 350 is provided on the seal top plate 300 between 2 inner frame seals 311.

Example 4

As shown in fig. 5, the embodiment of the present embodiment is basically the same as embodiment 1, except that 2 middle seal members 350 are disposed on the top seal plate 300 between the 2 inner frame seal members 311, and the 2 middle seal members 350 are uniformly distributed between the 2 inner frame seal members 311.

Example 5

As shown in fig. 6, the embodiment of the present invention is basically the same as embodiment 1, except that 2 middle seal members 350 are provided on the central sealing plate 420 between the 2 inner frame seal members 311, and the 2 middle seal members 350 are uniformly distributed between the 2 inner frame seal members 311.

Example 6

As shown in fig. 7, the embodiment of the present invention is substantially the same as embodiment 1, except that a central sealing plate 420 is disposed between two inner frame sealing plates 410 of a door/window inner frame 400, a central sealing fixing groove 421 is disposed on the central sealing plate 420 and/or a sealing top plate 300, a central sealing fixing member 351 is disposed on a central sealing member 350, the central sealing fixing member 351 is engaged with the sealing fixing groove 421, and the central sealing fixing member 351 is engaged with and fixed in the sealing fixing groove 421; the middle sealing member 350 is fixed between the center sealing plate 420 and the sealing top plate 300 by the engagement between the middle sealing fixing member 351 and the sealing fixing groove 421, so that the assembly of the middle sealing member 350 is more stable.

Example 7

As shown in fig. 7, the embodiment of the present invention is substantially the same as embodiment 1, except that side supporting members 352 are disposed on two sides of the sealing side of the middle sealing member 350, and the side supporting members 352 can prevent the middle sealing member 350 from falling down during the sealing process, improve the sealing effect, and prolong the service life of the middle sealing member 350.

The invention has been described above in detail with reference to specific exemplary embodiments. It will, however, be understood that various modifications and changes may be made without departing from the scope of the invention as defined by the appended claims. The detailed description and drawings are to be regarded as illustrative rather than restrictive, and any such modifications and variations are intended to be included within the scope of the present invention as described herein. Furthermore, the background is intended to illustrate the present state of the art and the meaning of the present development and is not intended to limit the present invention or the present application and the field of application of the present invention.

More specifically, although exemplary embodiments of the invention have been described herein, the invention is not limited to these embodiments, but includes any and all embodiments modified, omitted, such as combinations between various embodiments, adapted changes and/or substitutions as would be recognized by those skilled in the art from the foregoing detailed description. The limitations in the claims are to be interpreted broadly based the language employed in the claims and not limited to examples described in the foregoing detailed description or during the prosecution of the application, which examples are to be construed as non-exclusive. Any steps recited in any method or process claims may be executed in any order and are not limited to the order presented in the claims. The scope of the invention should, therefore, be determined only by the appended claims and their legal equivalents, rather than by the descriptions and examples given above.

Claims (10)

1. The multi-layer sealing device for the turnover door and window is characterized by comprising a door and window outer frame (100) and a door and window inner frame (400); the door and window outer frame (100) and the door and window inner frame (400) are arranged correspondingly, and inner frame sealing plates (410) are arranged at two ends of one side of the door and window inner frame (400) close to the door and window outer frame (100); a sealing top plate (300) is arranged between the door and window outer frame (100) and the door and window inner frame (400) in a sliding manner, and an inner frame sealing element (311) matched with the inner frame sealing plate (410) is arranged on the sealing top plate (300); an intermediate seal (350) is provided between the 2 inner frame seals (311).

2. The multi-layer sealing device for a convertible door and window of claim 1 wherein a center sealing plate (420) is provided between two inner frame sealing plates (410) of the inner frame (400) of the door and window, and the middle sealing member (350) is provided on the center sealing plate (420).

3. A multi-layer sealer for a convertible window and door as claimed in claim 1, wherein the middle sealing member (350) is provided on the sealing top plate (300) between 2 inner frame sealing members (311).

4. A multi-layer sealing device for a convertible window and door as claimed in claim 1 wherein 2 intermediate sealing members (350) are provided on the top sealing plate (300) between the 2 inner frame sealing members (311), the 2 intermediate sealing members (350) being evenly distributed between the 2 inner frame sealing members (311).

5. The multi-layer sealing device for the turnover door and window as claimed in claim 1, wherein the top sealing plate (300) is provided with a casing sealing member (312), and the casing sealing member (312) is disposed corresponding to the casing side plate (110) of the door and window casing (100).

6. The multi-layer sealing device for the turnover door and window according to claim 1, wherein a central sealing plate (420) is disposed between two inner frame sealing plates (410) of the inner frame (400) of the door and window, a middle sealing fixing groove (421) is disposed on the central sealing plate (420) and/or the sealing top plate (300), a middle sealing fixing member (351) is disposed on the middle sealing member (350), the middle sealing fixing member (351) is engaged with the sealing fixing groove (421), and the middle sealing fixing member (351) is engaged with and fixed in the sealing fixing groove (421).

7. A multi-layer sealing device for tilt-up windows and doors according to claim 1, wherein the side supports (352) are provided on both sides of the sealing side of the intermediate sealing member (350).

8. A multi-layer sealer for a convertible window and door as claimed in claim 5, wherein the bottom of the inner frame sealing member (311) and the bottom of the outer frame sealing member (312) are connected by a connecting member (313).

9. A multi-layer sealing device for a turnover window and door as claimed in any one of claims 1 to 8, wherein the window and door fastening plate (200) is fixedly arranged inside the window and door outer frame (100).

10. The multi-layer sealing device for the turnover door and window of claim 9, wherein the top sealing plate (300) is provided with a top plate guiding surface (330), the door and window clamping plate (200) is provided with a clamping plate guiding surface (230), the clamping plate guiding surface (230) and the top plate guiding surface (330) are arranged in a matching way, and the top plate guiding surface (330) slides along the clamping plate guiding surface (230).

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