CN211776897U

CN211776897U - Curtain wall-like French window

Info

Publication number: CN211776897U
Application number: CN202020217876.2U
Authority: CN
Inventors: 王建文
Original assignee: Sichuan Huaxia Jianhui Doors & Windows Curtain Wall Decoration Co ltd
Current assignee: Sichuan Huaxia Jianhui Doors & Windows Curtain Wall Decoration Co ltd
Priority date: 2020-02-27
Filing date: 2020-02-27
Publication date: 2020-10-27
Anticipated expiration: 2030-02-27

Abstract

The utility model relates to a kind curtain french window belongs to the technical field of door and window structure, including being fixed in the window frame on the wall body, but install open closed casement on two vertical lateral walls behind the wall body respectively on the window frame is fixed in, two casement all include even number articulated casement unit in order, and every casement unit includes glass and surrounds the frame around glass, and the casement unit that the casement is close to the vertical lateral wall of window frame rotates with the window frame to be connected, and the casement plays to be connected with the drive mechanism of two casement switchings of simultaneous drive from being close to the vertical lateral wall of window frame on arranging the casement unit of even number, installs the actuating mechanism who drives the drive mechanism motion on the window frame. The utility model discloses have that the user of service can only drive once just can two-wayly carry out the switching simultaneously, easy operation is laborsaving, uses more convenient effect.

Description

Curtain wall-like French window

Technical Field

The utility model belongs to the technical field of the technique of door and window structure and specifically relates to a kind curtain french window is related to.

Background

The curtain wall is an outer wall enclosure of a building and is hung like a curtain, so the curtain wall is also called a hanging wall and is a light wall with a decorative effect commonly used by modern large and high-rise buildings. The building envelope structure consists of a structural frame and an embedded plate, and does not bear the load and the action of a main structure. However, the construction requirement is too high, and only few enterprises meet the requirement, so the market of the curtain wall is monopolized for a long time, the industry development is not facilitated, and the market urgently needs a product which has a similar decorative effect of the curtain wall and can be installed without the construction qualification of the curtain wall.

The utility model discloses a utility model patent with grant bulletin number CN209293628U discloses a little casement unit curtain wall window of horizontal hidden vertical clear semi-hidden frame, this little casement unit curtain wall window of horizontal hidden vertical clear semi-hidden frame includes window frame, a plurality of curtain wall window casement units, the vertical mullion of a plurality of windows of vertical setting makes the interior division of window frame become a plurality of curtain wall window installing frames, curtain wall window casement unit includes cavity glass, glass attaches frame, mullion apron, cavity glass inlays to be established in the glass attaches frame back glue joint fixed, the glass of each curtain wall window casement unit attaches the frame to be established with the curtain wall window installing frame and cooperates when assembling, the mullion apron is fixed to be set up in the outside of the mullion of curtain wall window casement unit; the curtain wall window is provided with a plurality of curtain wall window sash units, the construction method is similar to that of doors and windows, the curtain wall window is installed from the indoor side, glue is not applied outdoors, and people are all indoors, particularly in high-rise buildings, so that the installation is safer.

The above prior art solutions have the following drawbacks: the curtain wall window of the technical scheme is not convenient to open and inconvenient to use when needing ventilation.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a kind of curtain french window, the user of service can only drive once just can two-way switching simultaneously, easy operation is laborsaving, and it is more convenient to use.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a kind of curtain french window, is including being fixed in the window frame on the wall body, but install open closed casement on the two vertical lateral walls behind the wall body respectively on the window frame is fixed in the wall body, but two casement all include even number articulated casement unit in order, every casement unit includes glass and surrounds the frame around glass, and the casement unit that the casement is close to the vertical lateral wall of window frame is connected with the window frame rotation, and the casement is connected with the drive mechanism of two casement switchings of drive simultaneously from being close to the vertical lateral wall of window frame on arranging the casement unit of even number, installs the actuating mechanism of drive mechanism motion on the window frame.

By adopting the technical scheme, when a window needs to be opened, a user can drive the transmission mechanism through the driving mechanism to drive the window sash units connected with the transmission mechanism to simultaneously and respectively move towards the two vertical side walls close to the window frame, and the window can be opened by folding and moving the window sash units due to the hinged connection of the window sash units; when needing to close the window, but user of service can reverse drive mechanism with two casement window units that link to each other towards being close to one side of each other and remove, keep away from the casement unit of the vertical lateral wall of window frame and drive the casement unit that is close to the vertical lateral wall of window frame and remove to two casement and contact each other, seal the window, user of service can only drive once just can two-way switching simultaneously, easy operation is laborsaving, and it is more convenient to use.

The present invention may be further configured in a preferred embodiment as: the transmission mechanism comprises a driving wheel and a driven wheel which are arranged on the horizontal side wall of the window frame, the spacing distance between the driving wheel and the driven wheel is larger than the distance between one sides of two window sashes which are far away from each other, the driving wheel and the driven wheel are wound with a same closed annular chain, the inner wall of the chain is clamped with the driving wheel and one end of the driven wheel which is far away from each other, the chain is separated into a first horizontal section and a second horizontal section by the driving wheel and the driven wheel, the window sash units of which the number is even from the position close to the vertical side wall of the window frame are respectively and rotatably connected with connecting pieces, one ends of the connecting pieces on the two window sashes, which are far away from the window sashes, are respectively connected onto the first section and the second section, a driving mechanism for.

Through adopting above-mentioned technical scheme, user of service accessible actuating mechanism drive action wheel or from the driving wheel rotation to drive the chain and rotate, the pivoted in-process of chain, the motion direction of first festival section and second festival section is opposite, make respectively with the casement unit that first festival section and second festival section link to each other to opposite direction motion, thereby make two casement keep away from each other and open the window, when user of service drive action wheel or from the driving wheel rotation when another direction rotates, two casement are close to each other and can be closed the window.

The present invention may be further configured in a preferred embodiment as: the driving mechanism comprises a motor fixedly connected with the axis of the driving wheel, and a circuit and a control panel for controlling the motor to work are installed on the window frame.

Through adopting above-mentioned technical scheme, user of service accessible control panel control motor rotates, drives the action wheel rotation when the motor rotates, and the action wheel drives the chain and rotates from the driving wheel to control the casement switching.

The present invention may be further configured in a preferred embodiment as: actuating mechanism still include with follow driving wheel axle center fixed connection's connecting axle, the connecting axle is kept away from the reserve follow driving wheel of driving wheel one end fixedly connected with, and reserve from driving wheel axle center and connecting axle are fixed, and reserve action wheel is installed to the vertical lateral wall of window frame, and reserve action wheel and reserve winding have same root closed annular spare chain from the driving wheel, reserve action wheel axle center fixedly connected with pivot, reserve action wheel one end fixedly connected with hand wheel is kept away from in the pivot.

Through adopting above-mentioned technical scheme, when emergency such as generating circuit is impaired or have a power failure often, the reserve action wheel of user's accessible rotation hand wheel drive rotates, thereby reserve action wheel accessible drives and drives reserve chain and rotate and drive reserve from the driving wheel rotation, moves reserve from the driving wheel and drives from the driving wheel rotation, drives the chain rotation from the driving wheel for the chain drives the removal of casement unit and takes place to overlap or scatter, thereby realizes the switching casement, and it is more convenient to use.

The present invention may be further configured in a preferred embodiment as: the guiding mechanism is including installing the guide rail on the horizontal lateral wall when the window frame is fixed on the wall body, the guide rail cross-section is "T" form and links to each other with the window frame and forms opening "worker" form up and down, the guide rail is on a parallel with first section and the setting of second section and its length is not less than the length of first section and second section, the joint has the slider on the guide rail, the slider is the "U" form of opening towards the window frame, the slider is double-phase buckles the joint in opposite directions between guide rail and window frame to the lateral wall, the slider can slide along guide rail length direction, the slider top is connected with the connecting piece bottom rotation, the slider bottom is connected with the casement unit rotation.

Through adopting above-mentioned technical scheme, slider sliding connection is on the guide rail, and the slider is double-phase to the lateral wall joint between guide rail and window frame, can prevent that the slider from droing from the guide rail, connecting piece and chain fixed connection, drive the slider through the connecting piece and remove when the chain rotates, and the slider drives the casement unit and removes the switching.

The present invention may be further configured in a preferred embodiment as: the transmission mechanism is arranged on the top wall of the window frame when the window frame is fixed on the wall body.

By adopting the technical scheme, the transmission mechanism is arranged on the top wall of the window frame fixed on the wall body, the structure at the bottom end of the window frame can be reduced, the sanitary dead angle which needs to be cleaned at ordinary times is reduced, and the ground at the bottom end of the window frame is convenient to clean.

The present invention may be further configured in a preferred embodiment as: the window frame is the decurrent "U" form of opening, and the same butt joint board of bottom fixedly connected with of two vertical lateral walls of window frame, butt joint board both ends respectively with the bottom mounting of two vertical lateral walls of window frame, bottom when the casement closed condition outdoor one side of orientation and butt joint board indoor one side butt.

Through adopting above-mentioned technical scheme, butt board and casement butt for the casement can keep balance, reduces the possibility that the casement bottom rocked by a wide margin.

The present invention may be further configured in a preferred embodiment as: the bottom of casement unit is installed the dust removal brush, and the dust removal brush includes brush holder and the brush hair of fixed connection in the brush holder bottom that links to each other with casement unit bottom, and the brush hair closely arranges along brush holder length direction, and brush holder one end is kept away from to the brush hair and ground is contradicted.

Through adopting above-mentioned technical scheme, the dust removal brush of connection in casement unit bottom can be when the casement unit removes, and the debris of sweeping the ground that the casement unit passed through plays clear effect, is favorable to keeping cleanness between the casement bottom that will hide dirty and dirty easily at ordinary times and the ground, can also support at the casement bottom, further reduces the possibility that the casement rocked.

The present invention may be further configured in a preferred embodiment as: the brush holder is far away from brush hair one end and is seted up the inserting groove with casement unit looks adaptation, and the diapire of casement unit is pegged graft in the inserting groove, and the diapire of casement unit passes through the bolt fastening with the lateral wall overlap portion of inserting groove.

Through adopting above-mentioned technical scheme, can install the casement unit with the brush holder or take off the brush holder from the casement unit through the installation and the dismantlement of bolt to install the dust removal brush bottom the casement unit or take off from the casement unit, be convenient for change after the long-term wearing and tearing of dust removal brush.

The present invention may be further configured in a preferred embodiment as: the utility model discloses a window frame, including window frame, motor, drive mechanism, motor, pivot, the window frame is fixed in the indoor one side of top bottom wall when on the wall body and installs the shield towards indoor, and the shield includes "U" form mounting bracket that the opening of fixed connection on the window frame down, and the horizontal roof of mounting bracket articulates along length direction has flip, and flip aligns along length direction's both ends and mounting bracket along length direction's both ends, and drive mechanism and motor.

Through adopting above-mentioned technical scheme, the shield can shelter from drive mechanism and motor at ordinary times, reduces the possibility of deposition, can upwards turn flip when drive mechanism and motor trouble, exposes drive mechanism and motor, and the maintainer of being convenient for operates, and it is more convenient to use.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the user can open and close the valve simultaneously in two directions only by driving once, the operation is simple and labor-saving, and the use is more convenient;

2. the transmission mechanism is arranged on the top wall of the window frame when the window frame is fixed on the wall body, so that the structure of the bottom end of the window frame can be reduced, the sanitary dead angle which needs to be cleaned at ordinary times is reduced, and the cleaning of the ground at the bottom end of the window frame is facilitated;

3. the dust removal brush can be when the casement unit removes, sweeps away the debris on the ground that the casement unit passes through and plays clean effect, can also support in the casement bottom, further reduces the possibility that the casement rocked.

Drawings

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

FIG. 2 is a schematic view for showing the structure of the transmission mechanism and the driving mechanism;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 4 is an enlarged view of portion B of FIG. 2;

fig. 5 is an enlarged view of a portion C of fig. 2.

Reference numerals: 1. a window frame; 11. a butt joint plate; 2. a window sash; 21. a window sash unit; 211. glass; 212. a frame; 3. a transmission mechanism; 31. a driving wheel; 32. a driven wheel; 33. a chain; 331. a first segment; 332. a second segment; 34. a connecting member; 4. a drive mechanism; 41. a motor; 42. a standby driven wheel; 43. a standby driving wheel; 44. a standby chain; 45. a rotating shaft; 46. a hand wheel; 5. a guide mechanism; 51. a guide rail; 52. a slider; 6. a dust removal brush; 61. a brush handle; 611. inserting grooves; 62. brushing; 7. a dust cover; 71. a mounting frame; 72. a cover is turned; 8. and (5) a box body.

Detailed Description

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

Referring to fig. 1 and 2, for the utility model discloses a kind of curtain French window, including being fixed in window frame 1 on the wall body, back on window frame 1 is fixed in the wall body, but install open closed casement 2 on two vertical lateral walls of window frame 1 respectively, the 1 top of window frame is connected with the drive mechanism 3 of two casement 2 switchings of simultaneous drive, still installs actuating mechanism 4 on the window frame 1 for drive mechanism 3 motion, thereby be convenient for the user only operate actuating mechanism 4 and just open or close two casement 2 simultaneously, easy operation is laborsaving, it is more convenient to use.

The window frame 1 is the decurrent "U" form of opening, and the same butt joint board 11 of bottom fixedly connected with of 1 two vertical lateral walls of window frame, 11 both ends of butt joint board pass through the fix with screw with the bottom of 1 two vertical lateral walls of window frame respectively, and bottom when 2 closed condition of casement is towards outdoor one side and 11 indoor one side butts of butt joint board, prevents that 2 bottoms of casement from rocking by a wide margin.

Both sashes 2 comprise an even number of window sash units 21 which are sequentially hinged, each window sash unit 21 comprises a glass 211 and a frame 212 which is clamped and fixed around the glass 211, the sides of the frames 212 of the adjacent window sash units 21, which are close to each other, are hinged through hinges, and the sides of the window sashes 2, which are close to the vertical side walls of the window frame 1, are rotatably connected with the window frame 1 through hinges, so that each window sash unit 21 can rotate relatively to overlap or scatter, thereby closing or opening the window.

Referring to fig. 2 and 3, dust brush 6 is installed to the bottom of casement unit 21, dust brush 6 includes brush holder 61 and the brush hair 62 of fixed connection in the brush holder 61 that links to each other with casement unit 21 bottom and keeps away from casement unit 21 bottom, brush hair 62 closely arranges along brush holder 61 length direction, brush hair 62 is kept away from brush holder 61 one end and is contradicted with ground, make dust brush 6 can be when casement unit 21 removes, the debris on the ground that the sweep casement unit 21 process through plays clear effect, be favorable to keeping clean between 2 bottoms of casement and the ground of the easy dirty of hiding at ordinary times, can also support at 2 bottoms of casement, further reduce the possibility that casement 2 rocked.

One end of the brush holder 61, which is far away from the brush bristles 62, is provided with an insertion groove 611 matched with the bottom end of the window sash unit 21, the bottom wall of the window sash unit 21 is inserted into the insertion groove 611, and the overlapping part of the bottom wall of the window sash unit 21 and the side wall of the insertion groove 611 is fixed through bolts. The user can quickly mount the brush holder 61 on the window sash unit 21 or remove the brush holder 61 from the window sash unit 21, which facilitates replacement of the dust removing brush 6 after long-term wear.

Referring to fig. 2 and 4, the top wall of the transmission mechanism 3 is towards the indoor side when the window frame 1 is fixed on the wall, the transmission mechanism 3 comprises a driving wheel 31 and a driven wheel 32 which are installed on the horizontal top wall of the window frame 1, the axle centers of the driving wheel 31 and the driven wheel 32 are close to one side of the window frame 1 and are connected with a connecting column, one end of the connecting column, which is far away from the driving wheel 31 or one end of the driven wheel 32, is rotatably connected with the top wall of the window frame 1 through a bearing.

The spacing distance between the driving wheel 31 and the driven wheel 32 is greater than the distance between the two mutually-far sides of the two window sashes 2, the same chain 33 which is closed into a ring shape is wound on the driving wheel 31 and the driven wheel 32, the inner wall of the chain 33 is clamped with the mutually-far ends of the driving wheel 31 and the driven wheel 32, and a user can drive the driving wheel 31 or the driven wheel 32 to rotate so as to drive the chain 33 to rotate.

The chain 33 is divided into two horizontal first segments 331 and second segments 332 by the driving wheel 31 and the driven wheel 32, and the ends of the first segments 331 and the second segments 332 away from each other are respectively fixedly welded with a connecting piece 34 for connecting the window sash 2 and the chain 33.

Referring to fig. 2 and 3, in order to reduce the pulling force of the window sash 2 on the chain 33, a guide mechanism 5 is connected between the window sash 2 and the bottom wall of the window frame 1, and the guide mechanism 5 comprises a guide rail 51 connected to the horizontal top wall of the window frame 1 and a slide block 52 slidably connected to the guide rail 51. The guide rail 51 has a T-shaped cross section and is integrally connected with the window frame 1 to form an i-shaped opening facing upwards and downwards, the guide rail 51 is arranged parallel to the first section 331 and the second section 332, and the length of the guide rail 51 is not less than the length of the first section 331 and the second section 332, so that the sliding distance of the sliding block 52 is not less than the telescopic length of the window sash 2.

The slider 52 is "U" shape of opening towards the window frame 1, and the opposite lateral wall of slider 52 is buckled the joint in opposite directions between guide rail 51 and window frame 1, prevents that slider 52 and guide rail 51 from breaking away from for slider 52 can slide along guide rail 51 length direction. The bottom end of the sliding block 52 is welded with a connecting column, bearings are installed at the top ends of even-numbered sash units 21 arranged from the vertical side wall close to the window frame 1 of the two sashes 2, one end of the connecting column far away from the sliding block 52 is connected with the bearing at the top end of the sash unit 21, the bottom end of the connecting piece 34 extends downwards and is welded and fixed with the top end of the sliding block 52, and in the rotating process of the chain 33, the moving directions of the first section 331 and the second section 332 are opposite, so that the sash units 21 respectively connected with the first section 331 and the second section 332 move in opposite directions, and the two sashes 2 are far away from each other; when the user drives the driving wheel 31 or the driven wheel 32 to rotate in the other direction, the two window sashes 2 approach each other to close the window.

Referring to fig. 2, the driving mechanism 4 includes a motor 41 fixedly connected to the axis of the driving wheel 31, an output shaft of the motor 41 is welded to the axis of the driving wheel 31, and the motor 41 is fixed to the side of the top wall of the window frame 1 facing the indoor space by bolts. The motor 41 can be a stepping motor, and can be set with a program to drive the intermittent forward and backward rotation angle, so as to drive the driving wheel 31 to intermittently forward and backward rotate for a certain number of turns. The window frame 1 is provided with a circuit and a control panel for controlling the motor 41 to work, a user can control the motor 41 to rotate through the control panel, the motor 41 drives the driving wheel 31 to rotate when rotating, and the driving wheel 31 drives the chain 33 and the driven wheel 32 to rotate, so that the window sash 2 is controlled to be opened and closed.

Referring to fig. 2 and 3, the dust cover 7 is installed on the indoor side of the top and bottom walls when the window frame 1 is fixed on the wall, the dust cover 7 includes a "U" -shaped mounting frame 71 fixedly welded on the window frame 1 and having a downward opening, the horizontal top wall of the mounting frame 71 is hinged to a flip cover 72 through a hinge along the length direction, both ends of the flip cover 72 along the length direction are aligned with both ends of the mounting frame 71 along the length direction, and the transmission mechanism 3 and the motor 41 are located in the inner cavity of the dust cover 7. The dustproof cover 7 can shield the transmission mechanism 3 and the motor 41 at ordinary times, the possibility of dust deposition is reduced, the turnover cover 72 can be turned upwards when the transmission mechanism 3 and the motor 41 are in failure, the operation of maintenance personnel is convenient, and the use is more convenient.

Referring to fig. 2 and 5, in order to facilitate opening and closing of the window in an emergency situation such as circuit damage or power failure, the driving mechanism 4 further includes a connecting shaft in threaded connection with the axis of the driven wheel 32, one end of the connecting shaft, which is far away from the driven wheel 32, is in threaded connection with a standby driven wheel 42, and the axis of the standby driven wheel 42 is provided with a threaded hole to be fixed with the connecting shaft. The vertical side wall of the window frame 1 close to the standby driven wheel 42 is provided with a standby driving wheel 43, the axis of the standby driving wheel 43 close to one side of the window frame 1 is welded with a connecting column, and one end of the connecting column far away from the standby driving wheel 43 is connected with the window frame through a bearing so that the standby driving wheel 43 can rotate.

The spare driving wheel 43 and the spare driven wheel 42 are wound with the same closed annular spare chain 44, the rotating shaft is welded at the axis of one side of the spare driving wheel 43, which deviates from the window frame 1, and the box body 8 with the opening facing the window frame 1 is sleeved outside the spare driving wheel 43, the spare driven wheel 42 and the spare chain 44 and used for reducing accumulated dust. Two opposite side walls of the box body 8 are fixed on the window frame through screws, a through hole for the rotating shaft 45 to extend out is formed in the side wall of the box body 8 parallel to the window frame 1, and one end, far away from the standby driving wheel 43, of the rotating shaft 45 extends out of the through hole and is welded with a hand wheel 46. When the control panel can not be used for opening and closing the window, a user can rotate the hand wheel 46 to drive the standby driving wheel 43 to rotate, the standby driving wheel 43 can drive the standby chain 44 to rotate so as to drive the standby driven wheel 42 to rotate, the standby driven wheel 42 drives the driven wheel 32 to rotate, the driven wheel 32 drives the chain 33 to rotate, the chain 33 drives the window sash unit 21 to move, so that the window sash is overlapped or scattered, the window sash 2 can be opened and closed, and the use is more convenient.

The specific use mode of the embodiment is as follows: when the window needs to be opened, a user can drive the transmission mechanism 3 through the driving mechanism 4 to drive the window sash units 21 to simultaneously and respectively move towards the two vertical side walls close to the window frame 1, and the window sash units 21 can be folded and moved due to the hinged connection among the window sash units 21, so that the window is opened; when needing to close the window, but user of service can reverse drive mechanism 3 with two casement units 21 that link to each other towards being close to one side and moving mutually, keep away from the casement unit 21 of the vertical lateral wall of window frame 1 and drive the casement unit 21 that is close to the vertical lateral wall of window frame 1 and move to two casement 2 and contact mutually, seal the window, user of service can only drive once just can two-way switching simultaneously, easy operation is laborsaving, it is more convenient to use.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a kind of curtain french window, is including being fixed in window frame (1) on the wall body, but installs open closed casement (2), its characterized in that on window frame (1) is fixed in two vertical lateral walls behind on the wall body respectively: the two window sashes (2) comprise even window sash units (21) which are sequentially hinged, each window sash unit (21) comprises glass (211) and a frame (212) surrounding the glass (211), the window sash units (21) of the window sashes (2) close to the vertical side wall of the window frame (1) are rotatably connected with the window frame (1), the window frame (1) is connected with a transmission mechanism (3) which simultaneously drives the two window sashes (2) to be opened and closed, the transmission mechanisms (3) are respectively connected with the window sashes (2) from the position close to the vertical side wall of the window frame (1) to arrange even number of window sash units (21), and the window frame (1) is provided with a driving mechanism (4) which drives the transmission mechanism (3) to move.

2. The curtain wall-like French window of claim 1, wherein: the transmission mechanism (3) comprises a driving wheel (31) and a driven wheel (32) which are arranged on the horizontal side wall of the window frame (1), the spacing distance between the driving wheel (31) and the driven wheel (32) is larger than the distance between the sides, far away from each other, of the two window sashes (2), a same closed annular chain (33) is wound on the driving wheel (31) and the driven wheel (32), the inner wall of the chain (33) is clamped with one end, far away from each other, of the driving wheel (31) and the driven wheel (32), the chain (33) is divided into a first horizontal section (331) and a second horizontal section (332) by the driving wheel (31) and the driven wheel (32), the two window sashes (2) are respectively and rotatably connected with connecting pieces (34) from window sash units (21) which are arranged in an even number and are close to the vertical side wall of the window frame (1), one ends, far away from the window sashes (2), of the connecting pieces (34) connected, the window sash unit (21) connected with the transmission mechanism (3) is connected with a guide mechanism (5) for reducing the pulling force of the window sash unit (21) on the chain (33).

3. The curtain wall-like French window of claim 2, wherein: the driving mechanism (4) comprises a motor (41) fixedly connected with the axis of the driving wheel (31), and a circuit and a control panel for controlling the motor (41) to work are installed on the window frame (1).

4. The curtain wall-like French window of claim 3, wherein: actuating mechanism (4) still include with follow driving wheel (32) axle center fixed connection's connecting axle, the connecting axle is kept away from driving wheel (32) one end fixedly connected with reserve from driving wheel (42), reserve from driving wheel (42) axle center is fixed with the connecting axle, reserve action wheel (43) are installed to the vertical lateral wall of window frame (1), reserve action wheel (43) and reserve winding have same root closed annular spare chain (44) from driving wheel (42), reserve action wheel (43) axle center fixedly connected with pivot (45), reserve action wheel (43) one end fixedly connected with hand wheel (46) are kept away from in pivot (45).

5. The curtain wall-like French window of claim 4, wherein: the guide mechanism (5) comprises a guide rail (51) arranged on a horizontal side wall when the window frame (1) is fixed on a wall body, the section of the guide rail (51) is T-shaped and is connected with the window frame (1) to form an I-shaped structure with an upward and downward opening, the guide rail (51) is arranged in parallel with the first section (331) and the second section (332), the length of the guide rail (51) is not less than that of the first section (331) and the second section (332), a sliding block (52) is clamped on the guide rail (51), the sliding block (52) is U-shaped with an opening facing the window frame (1), two opposite side walls of the sliding block (52) are oppositely bent and clamped between the guide rail (51) and the window frame (1), the sliding block (52) can slide along the length direction of the guide rail (51), the top end of the sliding block (52) is rotatably connected with the bottom end of the connecting piece (34), and the bottom end of the sliding block.

6. The curtain wall-like French window of claim 5, wherein: the transmission mechanism (3) is arranged on the top wall of the window frame (1) when the window frame is fixed on a wall body.

7. The curtain wall-like French window of claim 6, wherein: the window frame (1) is the downward "U" form of opening, the same butt joint board (11) of bottom fixedly connected with of two vertical lateral walls of window frame (1), butt joint board (11) both ends respectively with the bottom mounting of two vertical lateral walls of window frame (1), bottom when casement (2) closed condition towards outdoor one side with butt joint board (11) towards indoor one side butt.

8. The curtain wall-like French window of claim 1, wherein: dust removal brush (6) are installed to the bottom of casement unit (21), and dust removal brush (6) include brush holder (61) and brush hair (62) of fixed connection in brush holder (61) bottom that link to each other with casement unit (21) bottom, and brush hair (62) are closely arranged along brush holder (61) length direction, and brush hair (62) are kept away from brush holder (61) one end and are contradicted with ground.

9. The curtain wall-like French window of claim 8, wherein: one end of the brush holder (61) far away from the brush bristles (62) is provided with an insertion groove (611) matched with the window sash unit (21), the bottom wall of the window sash unit (21) is inserted into the insertion groove (611), and the overlapped part of the bottom wall of the window sash unit (21) and the side wall of the insertion groove (611) is fixed through bolts.

10. The curtain wall-like French window of claim 6, wherein: the utility model discloses a window frame, including window frame (1), the horizontal roof of mounting bracket (71) has flip (72), flip (72) are aligned along length direction with mounting bracket (71) along length direction's both ends, drive mechanism (3) and motor (41) are located the inner chamber of shield (7).