CN115405200A - Seamless welded multifunctional door and window - Google Patents

Abstract

The invention provides a seamless welded multifunctional door and window, which comprises a door and window frame and a door and window plate; mounting spaces are formed inside the top frame and the bottom frame of the door and window frame, and waterproof structures are arranged in the mounting spaces; the door and window board with the door and window frame is articulated, be provided with locking frame and control handle on the door and window board, install on the retaining member and rotate the piece, the one end that rotates can be relative the retaining member rotates, the other end that rotates the piece with door and window frame butt, control handle is used for the drive the rotation of rotating the piece, the door and window board with the butt department of door and window frame is provided with dustproof construction. The invention solves the problem of poor waterproof and dustproof performance of the traditional seamless welding door and window, and has the advantages of simple structure, low manufacturing cost and good waterproof and dustproof performance.

Description

A seamless welded multifunctional door and window

technical field

The invention relates to the technical field of seamless welded doors and windows, in particular to a seamless welded multifunctional door and window.

Background technique

Aluminum alloy doors and windows refer to doors and windows made of aluminum alloy extruded profiles as frames, stiles, and fans. They are called aluminum alloy doors and windows, or aluminum doors and windows for short. Aluminum alloy doors and windows include doors and windows made of aluminum alloy as the base material of the force-bearing rod (the rod that bears and transmits its own weight and load), and wood and plastic composite doors and windows, referred to as aluminum-wood composite doors and windows, aluminum-plastic composite doors and windows, and the quality of aluminum alloy doors and windows can be Make a rough judgment from the selection of raw materials (aluminum profiles), the surface treatment of aluminum materials, the quality of internal processing, and the price of aluminum alloy doors and windows;

Most of the traditional aluminum alloy windows are installed by assembly and seamless welding. The assembly is easy to install, and the seamless welding is better in sealing. However, the stability of traditional seamless welding doors and windows will deteriorate after a long period of use. , easy to break, and most of the waterproof and dustproof performance will deteriorate.

Contents of the invention

Based on this, in order to solve the problem of poor waterproof and dustproof performance of traditional seamless welded doors and windows, the present invention provides a seamless welded multifunctional door and window, the specific technical scheme of which is as follows:

A seamlessly welded multifunctional door and window, comprising a door and window frame and a door and window panel; an installation space is formed inside the top frame and the bottom frame of the door and window frame, and a waterproof structure is arranged in the installation space; the door and window panel and the The door and window frame is hinged, the door and window plate is provided with a locking frame and a control handle, and a rotating part is installed on the locking part, and one end of the rotating part can rotate relative to the locking part, and the rotating part The other end of the door and window abuts against the door and window frame, the control handle is used to drive the rotation of the rotating member, and a dust-proof structure is provided at the abutment of the door and window plate and the door and window frame.

The seamlessly welded multifunctional doors and windows mentioned above are provided with control handles, which drive the rotation of the rotating parts. After the door and window panels are closed, when the rotating parts rotate to contact the door and window frames, the locking of the door and window panels is realized. When the rotating parts rotate When it is far away from the door and window frame, the unlocking of the door and window panels is realized; the installation and rotation of the rotating parts are facilitated by setting the locking frame; the waterproof and dustproof performance of the traditional seamless welded doors and windows is solved by setting the waterproof structure and dustproof structure bad question.

Further, the locking frame includes a top connection block, a bottom connection block, a first side connection block, a second side connection block, and a first support block, a second support block, a second support block erected on the door and window panels. Three support blocks and a fourth support block, the first support block is connected between the top connection block and the first side connection block, and the second support block is connected to the first side connection block Between the bottom connection block, the third support block is connected between the bottom connection block and the second side connection block, and the fourth support block is connected to the second side connection block with the top connection block.

Further, the outer contour of the locking frame is square, and the control handle is installed on the second side connecting block and can rotate relative to the second side connecting block.

Further, the number of the rotating parts is multiple, and the rotating parts include a rotating block, a positioning block, a shaft sleeve and a rotating shaft rotatably connected to the shaft sleeve, and the shaft sleeve is installed on the door and window plate, The positioning block is installed on the locking frame, one end of the rotating block is connected with the positioning block and can rotate relative to the positioning block, the other end of the rotating block abuts against the door and window frame, The rotating shaft is connected with the rotating block.

Further, the waterproof structure includes a first elastic component located inside the door and window frame chamber, which is sleeved on the first elastic component and its end abuts on the inner side of the door and window frame, and is used to press down the door and window A waterproof component on the inner bottom surface of the frame, and a second elastic component arranged between the two waterproof components and covering the first elastic component and used to press down the inner bottom surface of the door and window frame.

Further, the first elastic component includes a horizontal rod body, a supporting ring provided on the horizontal rod body, and respectively sleeved on both ends of the horizontal rod body and used to jack up the waterproof component on the supporting ring body. Two springs; the waterproof assembly includes a horizontal cylinder pressed against the inner bottom surface of the door and window frame, an insertion slot arranged at one end of the horizontal cylinder and used for inserting the horizontal rod, and arranged on the horizontal cylinder And it is used to install the end annular groove of the second elastic assembly; the second elastic assembly includes inner elastic tubes arranged on the opposite end faces of the two transverse cylinders and used to cover the first elastic assembly, and the Outer elastic tubes on both said end annular grooves.

Further, the second elastic component also includes weight particles for waterproofing, a tube body opening, an arc-shaped lifting plate, a lifting rope, and a material arranged between the inner elastic tube and the outer elastic tube and used for compaction. Two arc-shaped counterweights of the waterproof counterweight particles; the waterproof counterweight particles are arranged between the inner elastic tube and the outer elastic tube and are used to press down the outer elastic tube; The opening of the tube body is set on the outer elastic tube and is used for adding and compacting the weight particles for waterproofing; the arc-shaped lifting plate is set outside the opening of the tube body; the lifting rope is set on the between the arc-shaped lifting plate and the arc-shaped counterweight.

Further, a ring of convex edges is provided on the inner peripheral wall of the door and window frame, and the dust-proof structure is located between the joint surfaces of the door and window panels and the convex edges, and the dust-proof structure includes at least two sealing strips, at least Both of the two sealing strips extend along the edge of the door and window panels, and at least two of the sealing strips are arranged in a direction close to and away from the center of the door and window panels. When the door and window panels are closed, the door and window panels and The convex edge presses at least two of the sealing strips.

Further, the dust-proof structure further includes a limiting groove for placing at least two of the sealing strips, the limiting groove extends along the edge of the door and window panel, and the limiting groove is installed on the door and window panel and one of the convex edges, and its notch faces the other of the door and window panels and the convex edge, any of the sealing strips is at the end close to the notch of the limiting groove and the corresponding There is a gap between the opposite sides of the adjacent ends of the sealing strips close to the notch of the limiting groove, and the other parts on the opposite sides of the two adjacent sealing strips are against each other. When the door and window panels are closed, the The gap and the joint surface form a sealed cavity.

Further, the door and window panel includes a plate body and a flange extending along the edge of the plate body, and the flange is provided on a side away from the flange for covering the gap between the plate body and the flange. A cover plate for the gap, the cover plate is connected to the flange through a fastener.

Description of drawings

The present invention can 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 in the different views.

Fig. 1 is one of the structural schematic diagrams of the seamlessly welded multifunctional doors and windows according to an embodiment of the present invention;

Fig. 2 is the second structural schematic diagram of the seamlessly welded multifunctional door and window according to an embodiment of the present invention;

Fig. 3 is the third schematic structural view of the seamlessly welded multifunctional door and window according to an embodiment of the present invention;

Fig. 4 is a structural schematic diagram of a waterproof structure of a seamlessly welded multifunctional door and window according to an embodiment of the present invention;

Fig. 5 is a structural schematic diagram of a waterproof assembly of a seamlessly welded multifunctional door and window according to an embodiment of the present invention;

Fig. 6 is a structural schematic diagram of the first elastic component of the seamlessly welded multifunctional door and window according to an embodiment of the present invention;

Fig. 7 is a structural schematic diagram of the second elastic component of the seamlessly welded multifunctional door and window according to an embodiment of the present invention;

Fig. 8 is a perspective structural schematic diagram of a seamlessly welded multifunctional door and window according to an embodiment of the present invention;

Fig. 9 is a structural schematic diagram of the dust-proof structure of the seamlessly welded multifunctional door and window according to an embodiment of the present invention.

Explanation of reference signs:

1. Door and window frame; 2. Door and window panel; 21. Locking frame; 211. Top connecting block; 212. Bottom connecting block; 213. First side connecting block; 214. Second side connecting block; 215. First Support block; 216, the second support block; 217, the third support block; 218, the fourth support block; 22, control handle; 23, rotating member; 231, rotating block; 232, positioning block; 233, axle sleeve; 234 , rotating shaft; 3, waterproof structure; 31, first elastic component; 311, transverse rod body; 312, support ring; 313, spring; 32, waterproof component; 321, transverse cylinder; 322, insertion groove; 323, end Annular groove; 33, second elastic component; 331, inner elastic tube; 332, outer elastic tube; 333, waterproof counterweight particles; 334, tube body opening; 335, arc-shaped lifting plate; 336, lifting rope; 337. Arc counterweight; 4. Dustproof structure; 41. Sealing strip; 42. Limiting groove; 43. Sealing cavity; 5. Convex edge; 6. Flange; 7. Cover plate; 8. Fastener .

Detailed ways

In order to make the object, technical solution and advantages of the present invention more clear, the present invention will be further described in detail below in conjunction with its embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, and do not limit the protection scope of the present invention.

It should be noted that when an element is referred to as being “fixed” to another element, it can be directly on the other element or there can also be an intervening element. 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 similar expressions are used herein for purposes of illustration only and are not intended to represent the only embodiments.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of the invention. The terminology used herein in the description of the present invention is only for the purpose of describing specific embodiments, and is not intended to limit the present invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The "first" and "second" mentioned in the present invention do not represent specific numbers and sequences, but are only used to distinguish names.

As shown in Figures 1-9, a seamlessly welded multifunctional door and window in an embodiment of the present invention includes a door and window frame 1 and a door and window panel 2; the interior of the top frame and the bottom frame of the door and window frame 1 are formed with installation spaces , the installation space is provided with a waterproof structure 3; the door and window panel 2 is hinged with the door and window frame 1, the door and window panel 2 is provided with a locking frame 21 and a control handle 22, a rotating part 23 is installed on the locking part, and one end of the rotating part 23 can be Rotating relative to the locking member, the other end of the rotating member 23 abuts against the door and window frame 1 , and the control handle 22 is used to drive the rotation of the rotating member 23 .

The seamlessly welded multifunctional doors and windows mentioned above are provided with a control handle 22, which drives the rotation of the rotating member 23. After the door and window panel 2 is closed, when the rotating member 23 rotates to abut against the door and window frame 1, the door and window panel 2 is closed. Locking, when the rotating part 23 rotates away from the door and window frame 1, the unlocking of the door and window panel 2 is realized; the locking frame 21 is provided to facilitate the installation and rotation of the rotating part 23; the waterproof structure 3 and the dustproof structure 4 are provided , Solve the problem of poor waterproof and dustproof performance of traditional seamless welded doors and windows.

As shown in Figure 2 and Figure 3, in one of the embodiments, the locking frame 21 includes a top connecting block 211, a bottom connecting block 212, a first side connecting block 213, a second side connecting block 214 and a The first support block 215, the second support block 216, the third support block 217 and the fourth support block 218 on the board 2, the first support block 215 is connected between the top connection block 211 and the first side connection block 213, The second supporting block 216 is connected between the first side connecting block 213 and the bottom connecting block 212, the third supporting block 217 is connected between the bottom connecting block 212 and the second side connecting block 214, and the fourth supporting block 218 is connected between the second side connecting block 214 and the top connecting block 211 .

In one embodiment, the outer contour of the locking frame 21 is square, and the control handle 22 is mounted on the second side connecting block 214 and can rotate relative to the second side connecting block 214 .

As shown in Figure 2 and Figure 3, in one of the embodiments, the number of rotating parts 23 is multiple, and the rotating parts 23 include a rotating block 231, a positioning block 232, a shaft sleeve 233 and a rotating shaft 234 that is rotationally connected with the shaft sleeve 233 , the shaft sleeve 233 is installed on the door and window plate 2, the positioning block 232 is installed on the locking frame 21, one end of the rotating block 231 is connected with the positioning block 232 and can rotate relative to the positioning block 232, and the other end of the rotating block 231 is connected to the door and window The frame 1 abuts, and the rotating shaft 234 is connected with the rotating block 231 . In this way, by providing the rotating shaft 234 , the rotation of the rotating shaft 234 drives the rotation of the rotating block 231 , so that the rotating block 231 can reciprocate away from and abut against the door and window frame 1 to realize the locking and unlocking of the door and window panel 2 .

As shown in Figures 1-4, in one embodiment, the waterproof structure 3 includes a first elastic component 31 located on the inner side of the door and window frame 1, the first elastic component 31 is sleeved on the first elastic component 31 and the end is pushed against the inside of the door and window frame 1 A waterproof component 32 on the side and used to press down the inner bottom of the door and window frame 1 , and a second elastic component 33 arranged between the two waterproof components 32 and covering the first elastic component 31 and used to press down the inner bottom of the door and window frame 1 .

As shown in Figures 4-7, in one of the embodiments, the first elastic assembly 31 includes a transverse rod body 311, a support ring 312 arranged on the transverse rod body 311, and respectively sleeved on both ends of the transverse rod body 311 for supporting Two springs 313 of the waterproof assembly 32 are jacked up on the ring 312; the waterproof assembly 32 includes a horizontal cylinder 321 pressed against the inner bottom surface of the door and window frame 1, and is arranged at one end of the horizontal cylinder 321 and is used to insert the insertion groove 322 of the horizontal rod body 311, And the end annular groove 323 that is arranged on the transverse cylinder 321 and is used for installing the second elastic assembly 33; The tube 331, and the outer elastic tube 332 arranged on the annular grooves 323 at the two ends.

As shown in Figures 4-7, in one of the embodiments, the second elastic component 33 also includes a waterproof weight particle 333, a tube opening 334, an arc-shaped lifting plate 335, a lifting rope 336, and an inner elastic Between the tube 331 and the outer elastic tube 332 and are used to compact the two arc-shaped counterweights 337 of the waterproof counterweight particles 333; the waterproof counterweight particles 333 are arranged between the inner elastic tube 331 and the outer elastic tube 332 and are used for Press down the outer elastic tube 332; the tube body opening 334 is arranged on the outer elastic tube 332 and is used for adding and compacting the counterweight particles 333 for waterproofing; the arc-shaped lifting plate 335 is arranged on the outside of the tube body opening 334; between the arc-shaped lifting plate 335 and the arc-shaped counterweight 337 .

In this way, the above waterproof structure 3 has the following advantages: ① the waterproofing operation is effective at the gaps at the bottom of the door and window panels 2, and is suitable for most door and window structures; ② the waterproofing area is sufficiently blocked at the gaps under the door and window frame 1, and is sealed and compacted everywhere, and the blocking effect is outstanding ; ③The blocking waterproof height and compaction sealing strength are optional and adjustable to ensure a sufficient and suitable blocking waterproof effect; It is not easy to leak; ⑤The arc-shaped lifting plate 335 is engaged with the two sliding door and window panels 2, so that the waterproof component 32 also has the functions of auxiliary closing of the door and window panels 2 and anti-theft.

As shown in Figure 8 and Figure 9, in one of the embodiments, a ring of flanges 5 is provided on the inner peripheral wall of the door and window frame 1, and the dustproof structure 4 is located between the joint surfaces of the door and window panels 2 and the flanges 5, and the dustproof structure 4 includes at least two sealing strips 41, at least two sealing strips 41 extend along the edge of the door and window panels 2, at least two sealing strips 41 are arranged in a direction close to and away from the center of the door and window panels 2, when the door and window panels 2 are closed, At least two sealing strips 41 are squeezed between the door and window panels 2 and the flange 5 . In this way, by providing the sealing strip 41, when the doors and windows need to be closed, the door and window panel 2 is closed, and the door and window panel 2 and the convex edge 5 on the door and window frame 1 simultaneously squeeze the sealing strip 41 arranged between the two to play Sealing effect, and the sealing strip 41 extends along the entire edge of the door and window panel 2, so the gap between the door and window panel 2 and the flange 5 can be completely sealed, thereby effectively preventing dust from passing through the gap between the door and window panel 2 and the flange 5 Enter the indoor side, and the number of sealing strips 41 is at least two, and at least two sealing strips 41 are arranged in sequence along the direction close to and away from the center of the door and window panels 2, which can form a multi-level seal for better sealing Effect.

Specifically, the height values of each of the sealing strips 41 are larger than the depth values of the limiting grooves 42 .

As shown in Fig. 8 and Fig. 9, in one of the embodiments, the dustproof structure 4 further includes a limiting groove 42 for placing at least two sealing strips 41, the limiting groove 42 extends along the edge of the door and window panel 2, and the limiting groove 42 The bit groove 42 is installed on one of the door and window plate 2 and the flange 5, and its notch faces the other of the door and window plate 2 and the flange 5, and any sealing strip 41 is near the notch of the limit groove 42. There is a gap between one end and the opposite side of the adjacent end of the sealing strip 41 near the notch of the limit groove 42, and the other parts on the opposite side of the two adjacent sealing strips 41 are offset. When the door and window panels 2 are closed, the gap and The joint surfaces form a sealed cavity 43 . In this way, by setting the limit groove 42, on the one hand, it can prevent the sealing strip 41 from being excessively squeezed and damaged when the door is closed; deformation of the sealing strip 41 to ensure the sealing effect of the sealing strip 41; by providing a sealing cavity 43, when the door and window panels 2 are closed, a completely airtight sealing cavity 43 is formed between the two sealing strips 41, thus, the sealing strip 41 at the lower part squeezes upward During the process of removing the lower sealing strip 41, the air that originally existed in the sealing cavity 43 between the two sealing strips 41 is squeezed to form a pressure equal to the outside disturbance air pressure, so that the internal and external pressure difference of the lower sealing strip 41 is close to zero, and then Counteract the necessary condition for fine dust to enter the indoor side (that is, the pressure on the outdoor side is greater than the pressure on the indoor side), and achieve the purpose of preventing fine dust from entering the indoor side.

Preferably, the limiting groove 42 is a metal groove, and the sealing strip 41 is a sealing rubber strip.

As shown in Figures 8 and 9, in one of the embodiments, the door and window panel 2 includes a panel body and a flange 6 extending along the edge of the panel body, and the side of the flange 5 away from the flange 6 is provided with a cover panel 7 The cover plate 7 of the gap between the body and the flange 5, the cover plate 7 is connected with the flange 5 through a fastener 8. In this way, by providing the cover plate 7 , relatively large particles of dust can be blocked by the cover plate 7 covering the four door gaps between the flange 5 and the door and window panels 2 , thereby achieving a maximum sealing effect.

Specifically, the thickness of the flange 6 is smaller than that of the plate body, so that the door and window panel 2 forms a stepped shape, and when the door and window panel 2 is closed, at least part of the plate body extends into the flange 5, said flange 6 is combined with said flange 5.

The technical features of the above-mentioned embodiments can be combined arbitrarily. To make the description concise, all possible combinations of the technical features in the above-mentioned embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, should be considered as within the scope of this specification.

The above-mentioned embodiments only express several implementation modes of the present invention, and the descriptions thereof are relatively specific and detailed, but should not be construed as limiting the patent scope of the invention. It should be pointed out that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for the present invention should be based on the appended claims.

Claims (10)

1. A seamless welded multifunctional door and window is characterized by comprising

The door and window frame is characterized in that mounting spaces are formed inside the top frame and the bottom frame of the door and window frame, and waterproof structures are arranged in the mounting spaces;

door and window board, the door and window board with the door and window frame is articulated, be provided with locking frame and control handle on the door and window board, install on the retaining member and rotate the piece, the one end that rotates the piece can be relative the retaining member rotates, the other end that rotates the piece with door and window frame butt, the control handle is used for the drive the rotation of rotating the piece, the door and window board with the butt department of door and window frame is provided with dustproof construction.

2. The seamless welded multi-function door and window of claim 1, wherein the locking frame comprises a top connection block, a bottom connection block, a first side connection block, a second side connection block, and a first support block, a second support block, a third support block, and a fourth support block erected on the door and window panel, the first support block is connected between the top connection block and the first side connection block, the second support block is connected between the first side connection block and the bottom connection block, the third support block is connected between the bottom connection block and the second side connection block, and the fourth support block is connected between the second side connection block and the top connection block.

3. The seamless welded multifunction door and window of claim 2, wherein the locking frame has a square outer profile, and the control handle is mounted on the second side connecting block and can rotate relative to the second side connecting block.

4. The multifunctional seamless welded door and window as claimed in claim 1, wherein the number of the rotating members is plural, the rotating members comprise a rotating block, a positioning block, a shaft sleeve and a rotating shaft rotatably connected with the shaft sleeve, the shaft sleeve is installed on the door and window plate, the positioning block is installed on the locking frame, one end of the rotating block is connected with the positioning block and can rotate relative to the positioning block, the other end of the rotating block abuts against the door and window frame, and the rotating shaft is connected with the rotating block.

5. The multifunctional seamless welded door and window according to claim 1, wherein the waterproof structure comprises a first elastic component located at the inner side of the door and window frame, a waterproof component sleeved on the first elastic component and having an end abutting against the inner side of the door and window frame and used for pressing down the inner bottom surface of the door and window frame, and a second elastic component arranged between the two waterproof components and covering the first elastic component and used for pressing down the inner bottom surface of the door and window frame.

6. The multifunctional seamless welded door and window of claim 5, wherein the first elastic assembly comprises a transverse rod, a support ring disposed on the transverse rod, and two springs respectively sleeved on two ends of the transverse rod and used for jacking the waterproof assembly on the support ring; the waterproof assembly comprises a transverse cylinder pressed on the inner bottom surface of the door and window frame, an insertion groove arranged at one end of the transverse cylinder and used for inserting the transverse rod body, and an end annular groove arranged on the transverse cylinder and used for mounting the second elastic assembly; the second elastic component comprises an inner elastic tube which is arranged on the opposite end faces of the two transverse cylinders and used for coating the first elastic component, and outer elastic tubes which are arranged on the two end head annular grooves.

7. The seamlessly welded multi-function door and window of claim 6, wherein the second elastic assembly further comprises waterproof weight particles, a tube opening, an arc-shaped pulling plate, a pulling rope, and two arc-shaped weights disposed between the inner elastic tube and the outer elastic tube and used for compacting the waterproof weight particles; the waterproof counterweight particles are arranged between the inner side elastic tube and the outer side elastic tube and used for pressing down the outer side elastic tube; the opening of the pipe body is arranged on the outer elastic pipe and is used for adding and compacting the waterproof counterweight particles; the arc-shaped lifting plate is arranged outside the opening of the pipe body; the lifting rope is arranged between the arc-shaped lifting plate and the arc-shaped balancing weight.

8. The multifunctional door and window welded in a seamless mode according to claim 1, wherein a circle of convex edge is arranged on the inner peripheral wall of the door and window frame, the dustproof structure is located between the combination surfaces of the door and window plate and the convex edge, the dustproof structure comprises at least two sealing strips, the at least two sealing strips extend along the edge of the door and window plate, the at least two sealing strips are arranged in the direction close to and far away from the center of the door and window plate, and when the door and window plate is closed, the door and window plate and the convex edge extrude the at least two sealing strips.

9. The multifunctional seamless welded door and window according to claim 8, wherein the dustproof structure further comprises a limiting groove for placing at least two sealing strips, the limiting groove extends along the edge of the door and window panel, the limiting groove is installed on one of the door and window panel and the flange, the notch of the limiting groove faces the other one of the door and window panel and the flange, a gap is formed between one end of any sealing strip close to the notch of the limiting groove and the opposite side of one end of the adjacent sealing strip close to the notch of the limiting groove, other parts of the opposite sides of the two adjacent sealing strips are abutted, and when the door and window panel is closed, the gap and the joint surface form a sealed cavity.

10. The multifunctional seamless welded door and window as claimed in claim 9, wherein the door and window panel comprises a panel body and a flange extending along the edge of the panel body, a cover plate for covering the gap between the panel body and the flange is provided on the side of the flange away from the flange, and the cover plate is connected with the flange through a fastener.

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