CN218971065U

CN218971065U - Door and window with isobaric sealing structure

Info

Publication number: CN218971065U
Application number: CN202222765940.2U
Authority: CN
Inventors: 周其郎; 周小斌; 刘小贞; 胡李浩
Original assignee: Shanghai Zhongye Industry Co ltd
Current assignee: Shanghai Zhongye Industry Co ltd
Priority date: 2022-10-20
Filing date: 2022-10-20
Publication date: 2023-05-05
Anticipated expiration: 2032-10-20

Abstract

The utility model provides a door window with an equal-pressure sealing structure, which comprises a fan-shaped material, a frame-shaped material and a sealing block, wherein the fan-shaped material comprises a fan heat insulation strip assembly, the frame-shaped material comprises a frame heat insulation strip assembly, the sealing block comprises a first sealing adhesive tape and a second sealing adhesive tape, the first sealing adhesive tape is connected to the frame heat insulation strip assembly, the second sealing adhesive tape is connected to the first sealing adhesive tape in an overlapping manner, the vertex of the second sealing adhesive tape is higher than the vertex of the first sealing adhesive tape, and when the door window is closed, the top of the first sealing adhesive tape and the top of the second sealing adhesive tape are both in butt joint with the bottom of the fan heat insulation strip assembly. The application forms twice protection through setting up first joint strip and second joint strip and all coming with the thermal-insulated strip subassembly butt of fan, and first joint strip forms first protection earlier, and the second joint strip forms the second to the protection to improve the water proofness and the gas tightness when door and window closes, still can keep the leakproofness after the door and window uses a lot of to open and close for a long time moreover.

Description

Door and window with isobaric sealing structure

Technical Field

The utility model relates to the field of building doors and windows, in particular to a door and window with an isobaric sealing structure.

Background

The door and window just can take place ageing under long-time use, and sealed effect just can decline greatly with the glass adhesive tape that glass panel is connected, and in the rainy day, the rainwater just can flow into the fan frame along ageing glass adhesive tape and form ponding, ponding is difficult for getting rid of, soaks in ponding for a long time when the section bar, just can shorten the life of door and window, can also breed harmful substance moreover.

At present, all be equipped with the wash port on the door and window, mainly open the wash port on the frame section bar of door and window, thereby drain the ponding of door and window in the frame section bar of door and window between frame section bar and fan section bar, although offer the wash port on the frame section bar of door and window and can conveniently drain, avoid door and window ponding, but if open the wash port great then can influence pleasing to the eye, and if the wash port is less to open, under the condition of meetting bad weather, like heavy rain's condition, because of the rainfall is great, the rain lasts constantly, then can form the water film on the wash port, the appearance of water film can lead to the wash port can not in time discharge a large amount of rainwater, can lead to appearing ponding, ponding very easily takes place to flow backward under the drive of external air current, thereby cause indoor water intaking or wall body to soak.

Disclosure of Invention

Based on the above, in order to solve the problem of insufficient watertight performance of the existing doors and windows, the utility model provides a door and window with an isobaric sealing structure, which has the following specific technical scheme:

the utility model provides a door and window with isobaric seal structure, includes fan section bar, frame section bar and sealing block, the fan section bar include fan outside section bar, fan inboard section bar and connect in fan heat insulating strip subassembly between fan outside section bar and the fan inboard section bar, the frame section bar includes frame outside section bar, frame inboard section bar and connect in frame heat insulating strip subassembly between frame outside section bar and the frame inboard section bar, the sealing block includes first sealing strip and second sealing strip, first sealing strip connect in on the frame heat insulating strip subassembly, the coincide of second sealing strip connect in on the first sealing strip, the summit of second sealing strip is higher than the summit of first sealing strip, first sealing strip with second sealing strip sets gradually along outdoor to indoor direction, when door and window is closed, the top of first sealing strip and the top of second sealing strip all with the bottom butt of fan heat insulating strip subassembly, sealing block, fan outside section bar and frame outside profile and the equal place are formed with the ventilation hole, the drain hole is located in the equal place is opened to the frame outside section bar, the drain hole is located in equal place and is connected to the drain hole.

The door and window with the isobaric sealing structure is characterized in that the first sealing rubber strip and the second sealing rubber strip are arranged to be abutted against the heat insulating strip assembly to form two protections, the first sealing rubber strip forms a first protection, and the second sealing rubber strip forms a second protection, so that the water tightness and the air tightness of the door and window during closing are improved, and the tightness of the door and window can be still kept after the door and window is opened and closed for a plurality of times for a long time.

Further, the elastic modulus of the first sealing rubber strip is smaller than that of the second sealing rubber strip.

Further, the first joint strip includes hollow first deformation chamber, the upper surface of first deformation chamber is including the first portion of meeting and the first kink that connect gradually in the direction from outdoor to indoor, the bottom of fan heat insulating strip subassembly is formed with the convex part that extends downwards, when door and window is closed, the minimum of convex part oppression first portion of meeting and with first portion of meeting butt.

Further, the lower surface of first deformation chamber is connected with first installation department, the top of frame insulating strip subassembly is connected with first jack catch, first installation department joint in the first jack catch.

Further, the convex part is connected with a hollow second deformation cavity towards one side in the room, the side surface of the second deformation cavity comprises a second welcome part and a second bending part which are sequentially connected from top to bottom, and when the door and window are closed, the top of the second sealing rubber strip presses the second welcome part and is abutted to the second welcome part.

Further, a second installation part is connected to the surface of the second deformation cavity, which is close to the outside of the room, a second claw is connected to one side, facing the room, of the protruding part, and the second installation part is clamped in the second claw.

Further, the top of the frame heat insulation strip assembly is connected with a third claw, a third installation part is arranged at the bottom of the second sealing rubber strip, and the third installation part is clamped in the third claw.

Further, a pipe body is connected in the drain hole, a step is arranged on the inner wall of the pipe body, and a one-way valve which is used for enabling fluid to flow from the isobaric cavity to the outside is arranged on the step.

Further, the check valve comprises a fixing piece and a blocking piece with elasticity, wherein the fixing piece is connected to the step, the blocking piece is obliquely connected to the bottom of the fixing piece and is covered and abutted on the inner wall of the pipe body, and the farthest point of the blocking piece far away from the fixing piece is the lowest point.

Further, a notch is formed in the joint of the blocking piece and the fixing piece upwards.

Drawings

The utility model will be further understood from the following description taken in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.

FIG. 1 is a schematic view of a door and window with an isostatic seal structure according to one embodiment of the present utility model;

fig. 2 is a schematic view of a sash profile for a door or window with an isostatic sealing arrangement according to one embodiment of the present utility model.

Reference numerals illustrate:

11. a fan outer profile; 12. a fan inner profile; 13. a fan heat insulation bar assembly; 14. a vent hole; 15. a convex portion; 16. a deflector aperture; 21. a frame outer profile; 22. a frame inner side profile; 23. a frame insulation bar assembly; 24. a drain hole; 31. a first sealing rubber strip; 311. a first deformation chamber; 32. a second sealing rubber strip; 33. a second deformation chamber; 41. a tube body; 42. a fixing member; 43. a blocking member; 44. and (5) a notch.

Detailed Description

The present utility model will be described in further detail with reference to the following examples thereof in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the detailed description and specific examples are intended for purposes of illustration only and are not intended to limit the scope of the utility model.

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

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

The terms "first" and "second" in this specification do not denote a particular quantity or order, but rather are used for distinguishing between similar or identical items.

As shown in fig. 1 and 2, a door window with an isobaric sealing structure in an embodiment of the present utility model includes a sash profile, a frame profile and a sealing block, the sash profile includes a sash profile 11, a sash profile 12 and a sash heat insulation strip assembly 13 connected between the sash profile 11 and the sash profile 12, the frame profile includes a frame profile 21, a frame profile 22 and a frame heat insulation strip assembly 23 connected between the frame profile 21 and the frame profile 22, the sealing block includes a first sealing strip 31 and a second sealing strip 32, the first sealing strip 31 is connected to the frame heat insulation strip assembly 23, the second sealing strip 32 is overlapped and connected to the first sealing strip 31, the vertex of the second sealing strip 32 is higher than the vertex of the first sealing strip 31, the first sealing strip 31 and the second sealing strip 32 are sequentially arranged along the direction from outside to inside, when the door window is closed, the top of the first sealing strip 31 and the second sealing strip 32 are sequentially connected to the frame profile 21 and the outside of the frame profile 14, the top of the second sealing strip 32 and the frame profile 14 are respectively connected to the outside of the drain profile 14, the drain hole 14 is formed, and the drain hole 24 is connected to the side of the frame profile 14, and the drain hole 14 is formed.

The door and window with the isobaric sealing structure is characterized in that the first sealing rubber strip 31 and the second sealing rubber strip 32 are arranged to be abutted against the heat insulating strip assembly 13 to form two protections, the first sealing rubber strip 31 forms a first protection, and the second sealing rubber strip 32 forms a second protection, so that the water tightness and the air tightness of the door and window when the door and window are closed are improved, and the tightness can be still maintained after the door and window is opened and closed for a plurality of times for a long time.

Specifically, the fan-shaped material is further provided with a diversion hole 16 for flowing the accumulated water, and the pressure in the isobaric cavity is balanced by arranging the vent hole 14, so that the pressure in the isobaric cavity is not greatly different from the atmospheric pressure, and the accumulated water can smoothly flow to the diversion hole 16 and be converged into the isobaric cavity and flow out through the drainage hole 24.

In one embodiment, the elastic modulus of the first sealing strip 31 is smaller than the elastic modulus of the second sealing strip 32. Because the rigidity of second joint strip 32 is higher than the rigidity of first joint strip 31, so first joint strip 31 can be more out of shape easily, so can be more smoothly by the extrusion overlap joint of fan heat insulating strip subassembly 13 when door and window closes thereby realize sealing, also can not hinder when door and window opens thereby keeping away from of fan heat insulating strip subassembly 13 smoothly opens simultaneously, and second joint strip 32 is because the shaping degree is better then that overall rigidity is higher, and the straightness accuracy is high and regular, can be when door and window closes with fan heat insulating strip subassembly 13 overlap joint thereby raise the height of waterproof line in the isobaric chamber.

In one embodiment, the first sealing strip 31 includes a hollow first deformation cavity 311, the upper surface of the first deformation cavity 311 includes a first engaging portion and a first bending portion that are sequentially connected in a direction from the outside to the inside, a downward extending protrusion 15 is formed at the bottom of the heat insulating strip assembly 13, and when the door and window are closed, the lowest point of the protrusion 15 presses the first engaging portion and abuts against the first engaging portion. Specifically, looking at the cross-section shape, the first kink is the structure that the middle part is broken line, broken line both ends are sharp, the straight line of first kink is parallel with vertical direction, the broken line of first kink buckle once at least, the pitch arc of first kink connect in the top of the broken line of first kink, through this design, can be in the convex part 15 extrusion when the first portion of meeting, thereby first kink is corresponding to take place the deformation and is laminated more the bottom of convex part 15 increases with the area of contact of convex part 15, improves sealing performance.

In one embodiment, a first mounting portion is connected to the lower surface of the first deformation cavity 311, and a first claw is connected to the top of the frame insulation bar assembly 23, and the first mounting portion is clamped in the first claw. The first deformation cavity 311 is connected to the frame insulating strip assembly 23 through the clamping connection between the first clamping jaw and the first mounting portion.

In one embodiment, a hollow second deformation cavity 33 is connected to one side of the protruding portion 15 facing the indoor space, and the side surface of the second deformation cavity 33 includes a second engaging portion and a second bending portion sequentially connected from top to bottom, and when the door and window are closed, the top of the second sealing adhesive tape 32 presses the second engaging portion and abuts against the second engaging portion. Specifically, when the cross-sectional shape looks, the second portion of welting is the pitch arc, the second kink is also the structure that the middle part is broken line, broken line both ends are sharp, the straight line of second kink is parallel with the horizontal direction, the broken line of second kink is buckled once at least, the pitch arc of second kink connect in the one end of the broken line of second kink, through this design, can with the second portion of welting is extruded to the top of second joint strip 32, thereby first kink corresponding deformation takes place more laminating the top of second joint strip 32, increase with the area of contact of convex part 15 improves sealing performance.

In one embodiment, a second mounting portion is connected to a surface of the second deformation cavity 33 near the outside, and a second claw is connected to a side of the protruding portion 15 facing the inside, and the second mounting portion is clamped in the second claw. The second deformation cavity 33 is connected to the protruding portion 15 through the engagement between the second claw and the second mounting portion.

In one embodiment, a third claw is connected to the top of the frame heat insulation strip assembly 23, and a third mounting portion is provided at the bottom of the second sealing rubber strip 32, and is clamped in the third claw. The second sealing rubber strip 32 is connected to the frame heat insulation strip assembly 23 through the clamping connection between the third clamping jaw and the third mounting part.

In one embodiment, the drain hole 24 is internally connected with a pipe body 41, and a step is arranged on the inner wall of the pipe body 41, and a one-way valve for enabling fluid to flow from the isobaric cavity to the outside is arranged on the step.

In one embodiment, the check valve includes a fixing member 42 and a resilient blocking member 43, the fixing member 42 is connected to the step, the blocking member 43 is obliquely connected to the bottom of the fixing member 42 and covers and abuts against the inner wall of the pipe body 41, and the most distal point of the blocking member 43 away from the fixing member 42 is the lowest point.

When the accumulated water flows into the pipe 41, the weight of the accumulated water presses the blocking member 43 downward to conduct the pipe 41, so as to drain water smoothly, and after the water is drained, the blocking member 43 is recovered upward under the action of elasticity and is covered on the inner wall of the pipe 41 again.

In one embodiment, a notch 44 is opened upward at the connection between the blocking member 43 and the fixing member 42. By this design, the thickness of the connection part between the blocking piece 43 and the fixing piece 42 is thinner than other parts, and the blocking piece 43 can be moved upwards and restored more easily under the action of elasticity.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The utility model provides a door and window with isobaric seal structure, its characterized in that includes fan section bar, frame section bar and sealing block, the fan section bar includes fan outside section bar, fan inboard section bar and connect in fan heat insulating strip subassembly between fan outside section bar and the fan inboard section bar, the frame section bar includes frame outside section bar, frame inboard section bar and connect in frame heat insulating strip subassembly between frame outside section bar and the frame inboard section bar, the sealing block includes first sealing strip and second sealing strip, first sealing strip connect in on the frame heat insulating strip subassembly, the coincide of second sealing strip is connected in on the first sealing strip, the summit of second sealing strip is higher than the summit of first sealing strip, first sealing strip with second sealing strip sets gradually along outdoor to indoor direction, when closed, the top of first sealing strip and the top of second sealing strip all with the bottom butt of heat insulating strip subassembly, sealing block, fan outside section bar and frame profile and the equal place of fan outside and the connection have the drain hole and the equal place of side profile and the side profile, the drain hole and the equal place of leaving on the frame section bar are located.

2. The door and window having an isostatic sealing arrangement of claim 1, wherein said first sealing strip has a modulus of elasticity less than a modulus of elasticity of said second sealing strip.

3. The door and window with the equal pressure sealing structure according to claim 2, wherein the first sealing rubber strip comprises a hollow first deformation cavity, the upper surface of the first deformation cavity comprises a first windward portion and a first bending portion which are sequentially connected in the direction from outside to inside, the bottom of the heat insulating strip assembly is provided with a downward extending convex portion, and when the door and window is closed, the lowest point of the convex portion presses the first windward portion and is abutted with the first windward portion.

4. A door and window with an isostatic sealing structure as claimed in claim 3, wherein the lower surface of the first deformation cavity is connected with a first installation part, the top of the frame heat insulation strip assembly is connected with a first claw, and the first installation part is clamped in the first claw.

5. A door and window with an isostatic sealing structure as claimed in claim 3, wherein a hollow second deformation cavity is connected to a side of the protruding portion facing the indoor space, the side surface of the second deformation cavity comprises a second windward portion and a second bending portion which are sequentially connected from top to bottom, and when the door and window is closed, the top of the second sealing rubber strip presses the second windward portion and abuts against the second windward portion.

6. The door and window with the constant pressure sealing structure according to claim 5, wherein a second installation part is connected to the surface, close to the outside, of the second deformation cavity, a second claw is connected to one side, facing the inside, of the protruding part, and the second installation part is clamped in the second claw.

7. The door and window with the constant pressure sealing structure according to claim 1, wherein a third claw is connected to the top of the frame heat insulation strip assembly, a third installation portion is arranged at the bottom of the second sealing rubber strip, and the third installation portion is clamped in the third claw.

8. The door and window with the constant pressure sealing structure as claimed in claim 1, wherein a pipe body is connected in the drain hole, a step is arranged on the inner wall of the pipe body, and a one-way valve for enabling fluid to flow from the constant pressure cavity to the outside is arranged on the step.

9. The door and window with an isostatic sealing structure according to claim 8, wherein the check valve comprises a fixing piece and a blocking piece with elasticity, the fixing piece is connected to the step, the blocking piece is obliquely connected to the bottom of the fixing piece and covers and abuts against the inner wall of the pipe body, and the furthest point of the blocking piece away from the fixing piece is the lowest point.

10. The door and window with an isostatic sealing structure of claim 9, wherein said blocking member is notched upwardly at the junction of said securing member.