CN213087774U

CN213087774U - Barrier-free high-airtight sliding window section bar

Info

Publication number: CN213087774U
Application number: CN202021316440.5U
Authority: CN
Inventors: 王景旺; 高元杰; 牛喆
Original assignee: Tianjin Zhongcai Profiles Co ltd
Current assignee: Tianjin Zhongcai Profiles Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-04-30
Anticipated expiration: 2030-07-07

Abstract

The utility model discloses a barrier-free high-airtight sliding window section bar, which comprises a bottom frame and an upper frame, wherein the bottom frame is fixedly arranged in the ground, the upper frame is positioned above the bottom frame, the lower end of the upper frame is provided with an upper rail, the upper rail is provided with two, the two upper rails are both connected with screws of the upper frame, the barrier-free high-airtight sliding window section bar further comprises a sealing fixed sash device, a sealing sliding sash device and a sealing glass device, the sealing fixed sash device and the sealing sliding sash device are arranged between the bottom frame and the upper frame side by side, the sealing glass device is arranged in the sealing fixed sash device and the sealing sliding sash device, the barrier-free high-airtight sliding window section bar has the beneficial effects that the sealing glass is arranged on the fixed sash, the window frame does not need to be provided with a glass installation notch, the height of the window frame is reduced as much as possible, the barrier-free bottom edge of the better frame is realized, the, the design of separating the fixed sash from the sliding sash is adopted, so that the transportation convenience of the door and window is improved, and the sealing performance of the sliding sash is improved.

Description

Barrier-free high-airtight sliding window section bar

Technical Field

The utility model belongs to the technical field of sliding door section bar technique and specifically relates to a high airtight austral window, sliding sash section bar of accessible.

Background

In the prior art, the common doors and windows on the market have two types of sliding type and horizontal type. The sash of the sliding door and window linearly reciprocates along the track direction of the frame, and the sliding door and window has the advantages of convenient processing, low cost of hardware, flexible opening and closing, no indoor space occupation and the like. In order to realize better sliding flexibility, wool tops are mostly used for sealing between frame leaves of sliding doors and windows in the market, the wool tops are of loose structures, air and water cannot be effectively prevented from passing through the wool tops, and the wool falling performance is further reduced along with continuous abrasion in later use, so that the problems of air leakage, water leakage, ash entering, noise and the like are caused; although the sliding door has the advantages of being convenient to use and not occupying indoor space, the sliding door adopts wool tops for sealing, so that the watertight and airtight performance of the sliding door is poor, the bottom frame of the traditional sliding door is large in height, the trafficability is affected by obvious obstacles after installation, and particularly the sliding door is a family with old people and children.

The application numbers are: 201822206396.1, the Chinese Utility model discloses a sliding window structure, wherein the upper rail section assembly comprises a first upper rail section, a second upper rail section, an upper rail heat insulation strip and a first plastic part, the first upper rail section and the second upper rail section are symmetrically arranged and are connected with each other through the upper rail heat insulation strip, a first upper rail abdicating cavity is enclosed between the first upper rail section and the second upper rail section, the first plastic part is fixedly connected in the first upper rail abdicating cavity, and the first upper rail section and the second upper rail section are respectively provided with a first upper rail sliding cavity and a second upper rail sliding cavity; the top end of the first window frame is in sliding fit with the first upper rail sliding cavity and the first plastic part, and the top end of the second window frame is in sliding fit with the second upper rail sliding cavity and the first plastic part. However, the sliding window structure does not have a fixed sash, the window frame needs to be provided with a glass mounting groove opening, the height of the window frame is large, the smooth performance that the bottom edge of the frame passes through without obstacles is influenced, the fixed sash and the sliding sash are not distinguished, and the convenience of door and window transportation is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a high airtight austral window, sliding sash section bar of accessible.

In order to achieve the above object, the present invention provides a technical solution:

the utility model provides a high airtight austral window, sliding sash section bar of accessible, includes underframe and upper ledge, the underframe sets firmly in ground, the upper ledge is located the underframe top, the upper ledge lower extreme is equipped with the upper rail, the upper rail has two, two the upper rail all with upper ledge screwed connection, the upper rail lower extreme is equipped with the closing cap, the closing cap with the upper rail joint still includes sealed solid fan device, sealed sliding sash device and sealed glass device, sealed solid fan device and sealed sliding sash device sets up side by side the underframe and between the upper ledge, sealed glass device sets up sealed solid fan device and in the sealed sliding sash device.

The sealed solid device of fanning is including solid fan, solid fan upper seal mechanism and solid fan lower seal mechanism, gu the fan sets up the underframe and between the upper ledge and respectively with the underframe and upper ledge fixed connection, gu fan upper seal mechanism is located gu fan upper portion, gu fan lower seal mechanism is located gu fan the lower part.

Admittedly, fan upper seal mechanism includes admittedly fan the sealing strip and admittedly fans the sealing rail adhesive tape, admittedly, fan the sealing strip admittedly has two, two admittedly, the sealing strip all corresponds admittedly the upper rail sets up admittedly fan the upper end and through the draw-in groove with admittedly fan the joint, simultaneously with the upper rail overlap joint, admittedly, fan the sealing rail adhesive tape has two, two admittedly, the sealing rail adhesive tape of fanning corresponds admittedly the upper end inboard and with admittedly fan the joint, simultaneously with the upper rail butt.

Admittedly, the sealing mechanism is including the solid bottom rail of fanning, solid fan base and the solid bottom sealing strip of fanning, gu the bottom rail of fanning corresponds admittedly the setting of fanning is in underframe upper end and with underframe fixed connection, gu the fan base corresponds gu the bottom rail of fanning sets up admittedly fan the lower extreme and with gu fan fixed connection, gu the bottom rail of fanning with gu the fan base corresponds the joint, gu the bottom sealing strip of fanning has two, two gu the bottom sealing strip of fanning sets up gu the lower extreme of fanning just through the draw-in groove with gu fan the joint, simultaneously with gu fan base butt, two gu the bottom sealing strip of fanning is located gu fan base both sides.

The sealing sliding sash device comprises a sliding sash, an upper sealing mechanism of the sliding sash and a lower sealing mechanism of the sliding sash, the sliding sash is arranged between the bottom frame and the upper frame and is respectively connected with the bottom frame and the upper frame in a sliding manner, the upper sealing mechanism of the sliding sash is positioned on the upper portion of the sliding sash, the lower sealing mechanism of the sliding sash is positioned on the lower portion of the sliding sash, the upper sealing mechanism of the sliding sash comprises an upper sealing strip of the sliding sash and a sealing rail adhesive tape of the sliding sash, and the upper sealing mechanism of the sliding sash is identical to the upper sealing mechanism of the fixed sash in structure.

Sealing mechanism includes slide rail, variable pulley and sliding sash sealing strip down, the slide rail corresponds the sliding sash sets up the underframe upper end and with underframe fixed connection, variable pulley corresponds the slide rail sets up the sliding sash lower extreme and with sliding sash sliding connection, the sliding sash sealing strip has two, two the sliding sash sealing strip sets up the sliding sash lower extreme and through the draw-in groove with the sliding sash joint, two the sliding sash sealing strip is located the variable pulley both sides.

The sealing sliding sash device is provided with two states of locking and opening, when in the locking state, the sliding sash is flush with the fixed sash, the lower sealing strip of the sliding sash is abutted to the bottom frame, when in the opening state, the sliding sash is higher than the fixed sash, and the lower sealing strip of the sliding sash is separated from the bottom frame.

The sealing glass device comprises four glass cushion blocks, four hollow glass blocks, two groups of glass cushion blocks, two groups of glass beads, four glass strips, two groups of, the four in-glass adhesive tapes are divided into two groups and are respectively arranged between the two groups of glass pressing strips and the hollow glass.

Still include the sealed rail device, the sealed rail device includes sealed rail and sealed rail adhesive tape, the sealed rail sets up upper ledge lower extreme middle part and with upper ledge screwed connection, the sealed rail is located between solid fan and the push-and-pull fan, the sealed rail adhesive tape corresponds the push-and-pull fan setting and is in sealed rail one side and through the draw-in groove with the sealed rail joint, simultaneously with the push-and-pull fan butt.

The fixed fan and the sliding fan are internally provided with a steel lining cavity, a drainage cavity and a heat preservation cavity, and the steel lining cavity is internally provided with a fan steel lining.

The utility model has the advantages that:

the window frame is not required to be provided with a glass installation notch, so that the height of the window frame is reduced as much as possible, the bottom edge of the window frame can pass through the window frame without obstacles, the outer frame of the door and the window is assembled in an on-site screw connection mode, the fixed window and the sliding window are separated, the transportation convenience of the door and the window is greatly improved, and the sealing performance of the sliding window is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the locking state of the present invention.

In the figure: 1. a bottom frame; 2. putting the frame on; 3. rail mounting; 4. sealing the cover; 5. sealing the fan fixing device; 6. sealing the sliding sash device; 7. sealing the glass unit; 8. fixing a fan; 9. a fan fixing upper sealing mechanism; 10. a fan fixing lower sealing mechanism; 11. fixing a sealing strip on the fan; 12. a fan fixing sealing rail adhesive tape; 13. fixing a fan bottom rail; 14. a fan fixing base; 15. fixing a lower sealing strip of the fan; 16. a sliding sash; 17. a sliding sash upper sealing mechanism; 18. a lower sealing mechanism of the sliding sash; 19. sealing strips are arranged on the sliding sash; 20. a sliding sash sealing rail adhesive tape; 21. a slide rail; 22. a variable pulley; 23. a sliding sash lower sealing strip; 24. a glass cushion block; 25. hollow glass; 26. pressing a glass strip; 27. an outer glass adhesive tape; 28. an adhesive tape in the glass; 29. sealing the rail; 30. sealing a rail adhesive tape; 31. a steel lining cavity; 32. a drainage cavity; 33. a heat preservation cavity; 34. and (5) a fan steel lining.

Detailed Description

The invention will be described in further detail with reference to the accompanying drawings,

the utility model provides a high airtight austral window, sliding sash section bar of accessible, including underframe and upper ledge, the underframe sets firmly in ground, the upper ledge is located the underframe top, the upper ledge lower extreme is equipped with the upper rail, the upper rail has two, two upper rails all with upper ledge screw connection, the upper rail lower extreme is equipped with the closing cap, closing cap and upper rail joint, still include sealed solid fan device, sealed sliding sash device and sealed glass device, sealed solid fan device and sealed sliding sash device set up side by side between underframe and upper ledge, sealed glass device sets up in sealed solid fan device and sealed sliding sash device, the utility model discloses the overall structure schematic diagram is shown in FIG. 1.

The bottom frame is made of an aluminum alloy material with a heat-insulation bridge structure, the whole structure is five cavities, the middle cavity is formed by a heat-insulation bridge, the whole section of the upper frame is rectangular, a seven-cavity structure is adopted, three steel lining cavities are contained, and the upper frame is used for three edges of doors and windows except for the bottom edge.

The sealed fan fixing device comprises a fixed fan, an upper sealing mechanism and a lower sealing mechanism, wherein the upper sealing mechanism and the lower sealing mechanism are fixedly arranged between the bottom frame and the upper frame and are fixedly connected with the bottom frame and the upper frame respectively, the upper sealing mechanism is fixedly arranged on the upper portion of the fixed fan, the lower sealing mechanism is fixedly arranged on the lower portion of the fixed fan, the fixed fan is fixed with the frame through screws and used for installing and fixing glass, and the upper sealing mechanism and the lower sealing mechanism are fixedly arranged on the fixed fan and used for strengthening the sealing performance of the fixed fan.

Wherein, solid fan is installed in door and window's outdoor one side, fixes through screw and upper ledge, underframe, and solid fan primary function: the fixed sash and the sliding sash have the same external dimension, so that a better door and window appearance effect is realized; because the fixed glass is arranged on the fixed sash, the window frame does not need to be provided with a glass mounting notch, the height of the window frame can be reduced as much as possible, and the bottom edge of the frame can better pass through without obstacles; the door and window outer frame is assembled in a field screw connection mode, and when a large-size door and window is manufactured, the fixed sash and the sliding sash are separately designed, so that the transportation convenience of the door and window is greatly improved; the sealing performance of the sliding sash is improved.

Solid fan upper seal mechanism is including solid fan upper seal strip and solid fan sealing rail adhesive tape, gu fan upper seal strip has two, two gu fan upper seal strips all correspond the upper rail setting in solid fan upper end and through draw-in groove and solid fan joint, simultaneously with the upper rail overlap joint, gu fan sealing rail adhesive tape has two, two gu fan sealing rail adhesive tapes correspond the upper rail setting in solid fan upper end inboard and with solid fan joint, simultaneously with the upper rail butt, gu fan upper seal mechanism is through solid fan upper seal strip and the cooperation of solid fan sealing rail adhesive tape reinforcing the leakproofness on solid fan upper portion.

The fixed fan lower sealing mechanism comprises a fixed fan bottom rail, a fixed fan base and fixed fan lower sealing strips, the fixed fan bottom rail corresponds to a fixed fan and is arranged at the upper end of the bottom frame and fixedly connected with the bottom frame, the fixed fan base corresponds to a fixed fan bottom rail and is arranged at the lower end of the fixed fan and fixedly connected with the fixed fan, the fixed fan bottom rail corresponds to the fixed fan base in a clamping connection, the two fixed fan lower sealing strips are arranged at the lower end of the fixed fan and are clamped with the fixed fan through clamping grooves and are abutted against the fixed fan bottom rail, the two fixed fan lower sealing strips are arranged on two sides of the fixed fan base, the fixed fan bottom rail is made of aluminum alloy and is positioned on the bottom frame through the clamping grooves, the fixed fan bottom rail is made of aluminum alloy and is fixed on the bottom frame through screws and is positioned through bulges of the fixed fan bottom rail, and the fixed fan base and the fixed fan lower sealing strips are matched to enhance the sealing performance of the lower part of the fixed fan.

The sealing sliding sash device comprises a sliding sash, an upper sliding sash sealing mechanism and a lower sliding sash sealing mechanism, the sliding sash is arranged between the bottom frame and the upper frame and is respectively connected with the bottom frame and the upper frame in a sliding mode, the upper sliding sash sealing mechanism is positioned at the upper portion of the sliding sash, and the lower sliding sash sealing mechanism is positioned at the lower portion of the sliding sash, wherein the upper sliding sash sealing mechanism comprises an upper sliding sash sealing strip and a sliding sash sealing rail adhesive tape, the upper sliding sash sealing mechanism and the upper sliding sash sealing mechanism are identical in structure, namely the upper sliding sash sealing strip and the sliding sash sealing rail adhesive tape are identical in structure with the upper sliding sash sealing strip and the lower sliding sash sealing mechanism, and the upper sliding sash sealing mechanism and the lower sliding sash sealing mechanism are used for strengthening the sealing performance of the sliding sash.

The sliding sash lower sealing mechanism comprises a sliding rail, a variable pulley and sliding sash lower sealing strips, the sliding rail corresponds to the sliding sash and is arranged at the upper end of the bottom frame and fixedly connected with the bottom frame, the variable pulley corresponds to the sliding rail and is arranged at the lower end of the sliding sash and is in sliding connection with the sliding sash, the number of the sliding sash lower sealing strips is two, the two sliding sash lower sealing strips are arranged at the lower end of the sliding sash and are clamped with the sliding sash through clamping grooves, and the two sliding sash lower sealing strips are located on two sides of the variable pulley.

Sealed sliding sash device has the locking and opens two kinds of states, and during the locking state, sliding sash and solid fan parallel and level, two sliding sash sealing strips and underframe butt, the utility model discloses the locking state schematic diagram is shown in fig. 2, and during the state of opening, the sliding sash is higher than solid fan, and two sliding sash sealing strips are separated with the underframe, the utility model discloses the state of opening schematic diagram is shown in fig. 1.

The sliding sash is arranged on one outdoor side of a door and window, a variable pulley is arranged on the sliding sash, a hardware fitting is arranged on the sliding sash, the height of the variable pulley is controlled by controlling the hardware fitting through a door and window handle, the opening and closing functions of the door and window are realized, when the door and window are closed, the height of the pulley is reduced, the sliding sash is directly contacted with the bottom frame, and sealing is carried out through a sliding sash lower sealing strip, a sliding sash sealing rail rubber strip, a sliding sash upper sealing strip and a sealing rail rubber strip; when the sliding sash needs to be opened, the pulley is lifted, and at the moment, the lower sealing strip of the sliding sash, the sealing rail adhesive tape of the sliding sash and the upper sealing strip of the sliding sash are not in a sealing state any more, so that the sliding sash can be smoothly pushed and pulled.

The sealing glass device comprises four glass cushion blocks, two groups of hollow glass, glass battens, outer glass adhesive strips and inner glass adhesive strips, wherein the four glass cushion blocks are divided into two groups, the two groups of glass cushion blocks are respectively arranged on the fixed sash and the sliding sash and are fixedly connected with the fixed sash and the sliding sash, the number of the hollow glass is two, the two hollow glass blocks are respectively arranged between the two groups of glass cushion blocks and are fixedly connected with the glass cushion blocks, the number of the glass battens is four, the four glass battens are divided into two groups, the two groups of glass battens are respectively arranged on one sides of the fixed sash and the sliding sash and are clamped with the fixed sash and the sliding sash through clamping grooves, the number of the outer glass adhesive strips is four, the four outer glass adhesive strips are divided into two groups and are respectively arranged between the fixed sash and the hollow glass and between the sliding sash and the hollow glass, the number of the inner glass adhesive strips, the hollow glass can adopt a double-layer or three-layer hollow structure, and the sealing glass device is matched with the glass cushion block, the hollow glass, the glass pressing strip, the glass outer adhesive tape and the glass inner adhesive tape to strengthen the sealing property of the glass installation position of the sash and the sliding sash.

Still include the sealed rail device, the sealed rail device includes sealed rail and sealed rail adhesive tape, and the sealed rail setting is in last frame lower extreme middle part and with upper ledge screw connection, and the sealed rail is located solid between fan and the push-and-pull fan, and the sealed rail adhesive tape corresponds the push-and-pull fan setting and just passes through draw-in groove and sealed rail joint in sealed rail one side, simultaneously with the push-and-pull fan butt.

The sealing rail adhesive tape adopts a three-layer co-extrusion mode, the upper rail adopts a hard TPV material, the main body adopts a soft TPV material with hardness not greater than, and the main body and the fan contact position are co-extruded with 7 low-resistance wear-resistant layers.

The inside of the fixed fan and the sliding fan are respectively provided with a steel lining cavity, a drainage cavity and a heat preservation cavity, the inside of the steel lining cavity is provided with a fan steel lining, the fixed fan is internally provided with two steel lining cavities, the two steel lining cavities are symmetrically arranged at the upper part and the lower part of the fixed fan, the fixed fan is internally provided with two drainage cavities, the two drainage cavities are respectively arranged at one side of the two steel lining cavities, the fixed fan is internally provided with two heat preservation cavities, the two heat preservation cavities are respectively arranged at the other side of the two steel lining cavities, the inside of the steel lining cavity at the upper part of the fixed fan is provided with a fan steel lining, the inside of the steel lining cavity at the lower part of the fixed fan is provided with two fan steel linings, the positions, the numbers and the structures of the steel lining cavity, the drainage cavity and the heat preservation cavity in the sliding fan are the same as those of the steel lining cavity, the drainage cavity and the heat preservation cavity in the fixed, the heat preservation cavity is used for preserving heat.

The beneficial effects of the utility model are that have solid fan, sealed glass installs on solid fan, and the window frame need not set up glass installation notch, makes the window frame height minimize, and better realization frame base accessible passes through, and the door and window frame adopts on-the-spot spiro union mode to assemble, adopts solid fan, sliding sash separation design, promotes door and window transportation convenience greatly, improves the sealing performance of sliding sash.

While one embodiment of the present invention has been described in detail, the present invention is only a preferred embodiment of the present invention, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. A barrier-free high-airtight sliding window section comprises a bottom frame (1) and an upper frame (2), the bottom frame (1) is fixedly arranged in the ground, the upper frame (2) is positioned above the bottom frame (1), the lower end of the upper frame (2) is provided with two upper rails (3), the two upper rails (3) are connected with the upper frame (2) through screws, the lower end of the upper rail (3) is provided with a sealing cover (4), the sealing cover (4) is clamped with the upper rail (3), it is characterized by also comprising a sealing fixed sash device (5), a sealing sliding sash device (6) and a sealing glass device (7), the sealing fixed sash device (5) and the sealing sliding sash device (6) are arranged between the bottom frame (1) and the upper frame (2) side by side, the sealing glass device (7) is arranged in the sealing fixed sash device (5) and the sealing sliding sash device (6).

2. The accessible high airtight austral window, sliding sash section bar of claim 1, characterized in that, sealed solid fan device (5) includes solid fan (8), solid fan upper seal mechanism (9) and solid fan lower seal mechanism (10), gu fan (8) set up between underframe (1) and the upper ledge (2) and respectively with underframe (1) and the upper ledge (2) fixed connection, gu fan upper seal mechanism (9) are located gu fan (8) upper portion, gu fan lower seal mechanism (10) are located gu fan (8) lower part.

3. The barrier-free high-airtightness sliding window profile is characterized in that the fixed fan upper sealing mechanism (9) comprises a fixed fan upper sealing strip (11) and a fixed fan sealing rail adhesive tape (12), the fixed fan upper sealing strip (11) comprises two pieces, two pieces are arranged on the fixed fan upper sealing strip (11) respectively corresponding to the upper rail (3) arranged on the fixed fan (8) and connected with the fixed fan (8) in a clamping manner through a clamping groove, and simultaneously connected with the upper rail (3) in a lap joint manner, the fixed fan sealing rail adhesive tape (12) comprises two pieces, two pieces are arranged on the fixed fan sealing rail adhesive tape (12) corresponding to the upper rail (3) arranged on the fixed fan (8) and connected with the fixed fan (8) in a clamping manner, and simultaneously connected with the upper rail (3) in an abutting manner.

4. The barrier-free high-airtightness sliding window profile as claimed in claim 2, wherein the fixed fan lower sealing mechanism (10) comprises a fixed fan bottom rail (13), a fixed fan base (14) and a fixed fan lower sealing strip (15), the fixed fan bottom rail (13) is arranged at the upper end of the bottom frame (1) corresponding to the fixed fan (8) and is fixedly connected with the bottom frame (1), the fixed fan base (14) is arranged at the lower end of the fixed fan (8) corresponding to the fixed fan bottom rail (13) and is fixedly connected with the fixed fan (8), the fixed fan bottom rail (13) is clamped with the fixed fan base (14) corresponding to the fixed fan, the fixed fan lower sealing strips (15) are two, the fixed fan lower sealing strips (15) are arranged at the lower end of the fixed fan (8) and are clamped with the fixed fan (8) through clamping grooves, and are abutted against the fixed fan bottom rail (13), two fixed fan lower sealing strips (15) are positioned on two sides of the fixed fan base (14).

5. A section bar for an unobstructed high airtight sliding window according to claim 1, the sealing sliding sash device (6) comprises a sliding sash (16), an upper sliding sash sealing mechanism (17) and a lower sliding sash sealing mechanism (18), the sliding sash (16) is arranged between the bottom frame (1) and the upper frame (2) and is respectively connected with the bottom frame (1) and the upper frame (2) in a sliding way, the upper sealing mechanism (17) of the sliding sash is positioned at the upper part of the sliding sash (16), the lower sealing mechanism (18) of the sliding sash is positioned at the lower part of the sliding sash (16), wherein the upper sliding sash sealing mechanism (17) comprises an upper sliding sash sealing strip (19) and a sliding sash sealing rail rubber strip (20), and the structure of the upper sealing mechanism (17) of the sliding sash is the same as that of the upper sealing mechanism (9) of the fixed sash.

6. The unobstructed high-airtightness sliding window profile according to claim 5, wherein the sliding window lower sealing mechanism (18) comprises a sliding rail (21), a variable pulley (22) and a sliding window lower sealing strip (23), the sliding rail (21) is disposed at the upper end of the bottom frame (1) corresponding to the sliding window (16) and is fixedly connected with the bottom frame (1), the variable pulley (22) is disposed at the lower end of the sliding window (16) corresponding to the sliding rail (21) and is slidably connected with the sliding window (16), there are two sliding window lower sealing strips (23), two sliding window lower sealing strips (23) are disposed at the lower end of the sliding window (16) and are clamped with the sliding window (16) through clamping grooves, and the two sliding window lower sealing strips (23) are located at two sides of the variable pulley (22).

7. The unobstructed high-airtightness sliding window profile according to claim 6, wherein said sealed sliding sash means (6) has two states of locking and unlocking, in which said sliding sash (16) is flush with said fixed sash (8), and two of said sliding sash lower sealing strips (23) are in contact with said bottom frame (1), and in which said sliding sash (16) is higher than said fixed sash (8), and in which said two of said sliding sash lower sealing strips (23) are separated from said bottom frame (1).

8. The barrier-free high-air-tightness sliding window profile as claimed in claim 1, wherein the sealing glass device (7) comprises four glass cushion blocks (24), two groups of glass beads (26), two groups of glass beads (24), two groups of glass beads (26), two groups of glass beads and a clamping groove (A) are respectively arranged on one side of the fixed sash (8) and the sliding sash (16), and (C) are connected with the fixed sash (16) through the clamping groove(s) 8) And sliding sash (16) joint, adhesive tape (27) have four outside the glass, four adhesive tape (27) divide into two sets ofly set up respectively admittedly fan (8) with between cavity glass (25) and sliding sash (16) with between cavity glass (25), adhesive tape (28) have four in the glass, four adhesive tape (28) divide into two sets ofly set up respectively in two sets of glass layering (26) with between cavity glass (25).

9. The profile for the barrier-free high-air-tightness sliding window according to claim 1, further comprising a sealing rail device, wherein the sealing rail device comprises a sealing rail (29) and a sealing rail adhesive tape (30), the sealing rail (29) is arranged in the middle of the lower end of the upper frame (2) and is in screw connection with the upper frame (2), the sealing rail (29) is located between the fixed sash (8) and the sliding sash (16), and the sealing rail adhesive tape (30) is arranged on one side of the sealing rail (29) corresponding to the sliding sash (16) and is clamped with the sealing rail (29) through a clamping groove and is abutted against the sliding sash (16).

10. The profile for the barrier-free high-air-tightness sliding window according to the claim 2 or 5, wherein a steel lining cavity (31), a water drainage cavity (32) and a heat preservation cavity (33) are arranged inside the fixed window sash (8) and the sliding window sash (16), and a window sash steel lining (34) is arranged inside the steel lining cavity (31).