CN220247877U - Movable pushing rail for doors and windows - Google Patents

Abstract

The utility model belongs to the technical field of door and window accessories, in particular to a movable push rail for a door and a window, which comprises a push rail body; the bottom detachably that pushes away the rail body is provided with side wheel subassembly or detachably is provided with side wheel subassembly and lower wheel subassembly, side wheel subassembly mountable is in the both sides in pushing away the rail body, lower wheel subassembly mountable is in pushing away the rail body and be located between two side wheel subassemblies, push away the internal gusset plate that is provided with of rail, not influence the internal assembly installation and strengthened the internal structural strength who pushes away the rail body, and in pushing away rail body, lower wheel subassembly and side wheel subassembly through setting up installs last cover rail and lower cover rail, make the window frame that has screen window and glass can let side sliding wheel laminating and support cover rail and lower cover rail inner wall, the clearance that produces between the cover rail that the removal that has reduced door and window was used for gliding pushed away rail and installation department, avoid the door and window to rock after the installation and receive the external force, effectually improved the stability after the door and window installation, and improved the fixed effect that the removal pushed rail.

Description

Movable pushing rail for doors and windows

Technical Field

The utility model relates to the technical field of door and window accessories, in particular to a movable push rail for doors and windows.

Background

Sliding doors and windows are a long-history movable door and window, and in modern residential buildings, sliding is a common form. The sliding window of the bedroom, the sliding door of the living room and the balcony, the upper and lower sliding windows of the bathroom and the like are all the most common forms of sliding in the practical application process. The sliding window is divided into a horizontal sliding window and a vertical sliding window according to different sliding directions. The horizontal sliding window needs to be provided with rail grooves on the upper part and the lower part of the window sash, and the vertical sliding window needs to be provided with pulleys and balancing measures. When the sliding door and window sash commonly used in the market slides on the track, a gap is needed between the sliding door and window sash and the upper track of the sliding door and window because of the installation characteristic of the sliding door and window sash, otherwise, the sliding door and window sash cannot be installed on the track of the door and window. The sliding door and window with a limiting block or a limiting block device can shake no matter the sliding door and window is provided with a limiting block or a limiting block device.

Because there is the space between the track on sliding door casement and the sliding door, lead to the door casement in the promotion in-process or when closing, if there is great wind pressure to exert on sliding door, lead to sliding door very easily to produce excessive rocking, and can send out abnormal sound when having the strong wind to blow, sealed effect also can break down greatly to influence use and travelling comfort.

Therefore, how to design a movable pushing rail for doors and windows becomes a problem that we need to solve at present.

Disclosure of Invention

The utility model aims to provide a movable push rail for a door and a window, which aims to solve the problem that in the background technology, gaps exist between upper rails of the existing sliding door and window, and the sliding door and window are easy to shake.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

a movable pushing rail for doors and windows comprises a pushing rail body; the bottom of pushing away the rail body detachably is provided with side wheel subassembly or detachably is provided with side wheel subassembly and lower wheel subassembly, side wheel subassembly includes:

a side wheel mounting seat on which a driving member is arranged;

the moving plate is positioned below the side wheel mounting seat and is matched with the driving piece, and the driving piece is driven to drive the moving plate to move back and forth;

the rotating support is rotatably arranged on the side wheel mounting seat and positioned below the moving plate, and is matched with the moving plate through a rotating structure, and when the driving piece is driven to drive the moving plate to move back and forth, the moving plate drives the rotating support to rotate through the rotating structure;

the two side sliding wheels are arranged on opposite sides of the rotating support.

Preferably, in the above technical solution, the driving member includes:

the adjusting baffle is arranged on the side wheel mounting seat;

the side wheel adjusting bolt rotatably penetrates through the adjusting baffle plate and is sleeved with a first bolt limiting piece to limit;

the side wheel push plate is arranged on the movable plate, is embedded into a push plate movable groove formed in the side wheel mounting seat and is in threaded connection with the side wheel adjusting bolt, and when the side wheel adjusting bolt rotates, the side wheel push plate moves in the push plate movable groove through the driving of the side wheel adjusting bolt, so that the movable plate moves along with the movement of the side wheel push plate.

Preferably, in the above technical solution, the rotating structure includes:

the rotating bracket is arranged on the side wheel mounting seat through the fixed shaft and is positioned below the moving plate;

the fixed shaft guide groove is formed in the moving plate and is matched with the fixed shaft;

the two movable wheel guide posts are oppositely arranged on the rotary bracket and are respectively positioned at two sides of the fixed shaft;

the two running wheel guide grooves are respectively matched with the two running wheel guide posts, and when the movable plate moves along with the movement of the side wheel push plate and the fixed shaft guide groove abuts against the fixed shaft, the two running wheel guide posts respectively rotate along the two running wheel guide grooves.

Preferably, in the above technical solution, the lower wheel assembly includes:

the lower wheel is fixedly provided with a connecting strip, and a plurality of connecting strip fixing holes are formed in the connecting strip;

the lower wheel fixing frame is arranged at the lower end of the lower wheel fixing connecting strip, and a plurality of fixing frame fixing holes formed in the lower wheel fixing frame correspond to the connecting strip fixing holes respectively;

the first inner frame is movably arranged in the lower wheel fixing frame, and the first inner frame stretches and contracts in the lower wheel fixing frame by being driven by a traction driving part arranged in the lower wheel fixing frame;

a second inner frame installed in the first inner frame through an inner frame connecting shaft;

and the lower movable wheel is arranged in the second inner frame.

Preferably, in the above-described aspect, the traction driving unit includes:

the lower wheel adjusting bolt rotatably penetrates through one end of the lower wheel fixing frame and is sleeved with a second bolt limiting piece to limit;

the lower wheel bolt guide groove is formed in one end, close to the lower wheel adjusting bolt, of the first inner frame, the lower wheel adjusting bolt penetrates through the lower wheel bolt guide groove, and the lower wheel bolt guide groove can enable the lower wheel adjusting bolt to move up and down inside;

the nut is detachably arranged in a limiting cavity formed in the first inner frame and close to the lower wheel bolt guide groove, can move up and down in the limiting cavity, and is connected with the lower wheel adjusting bolt through threads;

the inner frame guide groove is formed in the first inner frame;

the inner frame guide shaft is arranged in the lower wheel fixing frame and penetrates through the inner frame guide groove, when the lower wheel adjusting bolt rotates, the first inner frame is pulled, the nut is driven to move up and down in the limiting cavity, and meanwhile the first inner frame takes the inner frame guide groove as a guide to stretch and retract in the lower wheel fixing frame.

Preferably, in the above technical solution, the side wheel assemblies may be mounted on two sides in the push rail body, the lower wheel assembly may be mounted in the push rail body and located between the two side wheel assemblies, and the push rail body may be mounted on the upper and lower ends of the window frame.

Preferably, in the above technical solution, when the push rail body is mounted at the lower end of the window frame, the push rail body provided with the lower wheel assembly and the side wheel assembly is mounted in a lower casing rail, and when the push rail body is mounted at the upper end of the window frame, the push rail body provided with the side wheel assembly is mounted in a detachable upper casing rail.

Preferably, in the above technical solution, a reinforcing plate is disposed in the push rail body, and the reinforcing plate is located above the lower wheel assembly.

Preferably, in the above technical scheme, a plurality of fixing bolts are embedded in the push rail body, and fixing bolts are correspondingly arranged in the fixing holes of the mounting seat and the fixing holes of the connecting strip.

Preferably, in the above technical scheme, a push rail mounting groove is formed in the push rail body, and the side wheel mounting seat and the lower wheel fixing connection strip can be embedded into the push rail mounting groove.

Compared with the prior art, the utility model has the beneficial effects that:

1. this door and window is with removing and pushing away rail, install in last track and lower track through the track body that pushes away that sets up, lower wheel subassembly and side wheel subassembly for the window frame that has screen window and glass can let the wheel laminating of sideslip and support track and lower track inner wall that overlaps, thereby reduced the clearance that the door and window is used for gliding removal to push away between the track and the track of installation department, thereby avoid the door and window to rock after the installation and receive the effect of external force, effectually improved stability after the door and window installation, and improved the fixed effect that removes to push away the rail.

2. This door and window is with removing pushing away the rail, pushes away and has many fixing bolts to embed on the rail body, all corresponds on mount pad fixed orifices and the connecting strip fixed orifices that the side wheel mount pad set up and is provided with a fixing bolt, and lower wheel subassembly and side wheel subassembly are installed when pushing away the rail originally internally, install through the mode of fixing bolt is fixed for push away the rail body and form a whole with lower wheel subassembly and side wheel subassembly, be convenient for push away the dismouting of rail body and lower wheel subassembly and side wheel subassembly.

Drawings

Fig. 1 is a schematic structural view of a main body structure of a movable push rail according to the present utility model.

Fig. 2 is a cross-sectional view of the movable push rail of the present utility model mounted on a sliding window.

Fig. 3 is a schematic plan view of a sliding window according to the present utility model.

Fig. 4 is a schematic structural diagram of the novel pushing rail body.

Fig. 5 is a schematic structural view of the push rail body without the reinforcing plate in the present utility model when the push rail body is inverted.

Fig. 6 is a schematic structural view of the push rail body with the reinforcing plate according to the present utility model when the push rail body is inverted.

Fig. 7 is a schematic structural diagram of the push rail body separated by the push rail mounting groove when the push rail body is put upside down.

Fig. 8 is a schematic overall structure of a side wheel assembly with a driving member of the present utility model disposed above.

Fig. 9 is a schematic view of the side wheel assembly of the present utility model with the drive member disposed above in a disassembled configuration.

Fig. 10 is a schematic view of a disassembled side wheel assembly with the driving member of the present utility model disposed therebelow.

Fig. 11 is a schematic structural view of the lower wheel assembly of the present utility model.

Fig. 12 is a schematic structural view of the lower wheel fixing connecting bar of the present utility model when laid down.

Fig. 13 is a schematic structural view of the lower wheel fixing frame of the present utility model.

Fig. 14 is a schematic bottom view of the lower wheel fixing frame of the present utility model.

Reference numerals illustrate: 1. a push rail body; 2. a lower wheel assembly; 3. a side wheel assembly; 4. a window frame; 5. a lower sleeve rail; 6. a bottom outer frame; 7. glass; 8. a screen window; 9. an upper sleeve rail; 10. a push rail mounting groove; 11. a reinforcing plate; 12. a rotating bracket; 13. a side wheel mounting seat; 14. a moving plate; 15. a sideslip wheel; 16. a movable wheel guide post; 17. a fixed shaft; 18. a movable wheel guide groove; 19. a fixed shaft guide groove; 20. side wheel pushing plates; 21. a mounting seat fixing hole; 22. adjusting a baffle; 23. a first bolt limiting piece; 24. side wheel adjusting bolts; 25. a push plate movable groove; 26. the lower wheel is fixedly connected with the connecting strip; 27. a lower wheel fixing frame; 28. a connecting bar fixing hole; 29. fixing holes of the fixing frame; 30. a first inner frame; 31. lower wheel bolt guide slots; 32. a nut; 33. an inner frame guide groove; 34. an inner frame guide shaft; 35. a second inner frame; 36. an inner frame connecting shaft; 37. a lower movable wheel; 38. lower wheel adjusting bolts; 39. a second bolt limiting piece; 40. a top frame; 41. an outer frame; 42. and a pushing rail fixing hole.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without making any inventive effort are within the scope of protection of the present utility model.

In describing the present utility model, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. refer to the orientation or positional relationship based on that shown in the drawings, or that the present utility model product is conventionally placed in use, merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby a feature defining "first," "second," or the like, may explicitly or implicitly include one or more such features, and in the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise specifically limited.

As shown in fig. 1 to 8, a movable push rail for doors and windows comprises a push rail body 1; the bottom of pushing away rail body 1 detachably is provided with side wheel subassembly 3 or detachably is provided with side wheel subassembly 3 and lower wheel subassembly 2, and side wheel subassembly 3 includes: a driving piece is arranged on the side wheel mounting seat 13; the moving plate 14 is positioned below the side wheel mounting seat 13 and is matched with a driving piece, and the driving piece is driven to drive the moving plate 14 to move back and forth; the rotary support 12 is rotatably arranged on the side wheel mounting seat 13 and positioned below the movable plate 14, the rotary support 12 is matched with the movable plate 14 through a rotary structure, and when the driving piece drives the movable plate 14 to move back and forth, the movable plate 14 drives the rotary support 12 to rotate through the rotary structure; two side-sliding wheels 15 are mounted on opposite sides of the rotating bracket 12.

With continued reference to fig. 1, 4 and 5, in a preferred embodiment, the driver comprises: the adjusting baffle 22 is arranged on the side wheel mounting seat 13; the side wheel adjusting bolt 24 rotatably penetrates through the adjusting baffle 22 and is sleeved with a limit through the first bolt limit piece 23; the side wheel push plate 20 is arranged on the movable plate 14, the side wheel push plate 20 is embedded into a push plate movable groove 25 formed in the side wheel mounting seat 13 and is in threaded connection with the side wheel adjusting bolt 24, when the side wheel adjusting bolt 24 rotates, the side wheel push plate 20 moves in the push plate movable groove 25 through the driving of the side wheel adjusting bolt 24, the movable plate 14 moves along with the movement of the side wheel push plate 20, when a driving piece of the side wheel assembly 3 is required to drive, the driving piece can be driven only by rotating the side wheel adjusting bolt 24, so that the movable plate 14 is driven to move back and forth, and the adjusting function of the driving piece is achieved.

With continued reference to fig. 1, 4 and 5, in a preferred embodiment, the rotating structure comprises: the rotary bracket 12 is arranged on the side wheel mounting seat 13 through a fixed shaft 17 and is positioned below the moving plate 14; the fixed shaft guide groove 19 is formed in the moving plate 14, and the fixed shaft guide groove 19 is matched with the fixed shaft 17; the two movable wheel guide posts 16 are oppositely arranged on the rotary bracket 12 and are respectively positioned at two sides of the fixed shaft 17; the two movable wheel guide grooves 18 are respectively matched with the two movable wheel guide posts 16, when the movable plate 14 moves along with the movement of the side wheel push plate 20, and the fixed shaft guide grooves 19 abut against the fixed shaft 17, the two movable wheel guide posts 16 respectively rotate along the two movable wheel guide grooves 18, the movable plate 14 is driven by the driving piece to move back and forth, and meanwhile, the rotating structure also drives the rotating bracket 12 to rotate, so that the side sliding wheels 15 arranged on the rotating bracket 12 rotate along with the rotating bracket, and when the push rail body 1 is arranged at the top or the bottom of the window frame 4 with the glass 7 or the screen window 8, the side sliding wheels 15 arranged on the side sliding wheel assembly 3 are attached to the inner wall of the lower sleeve rail 5 or the upper sleeve rail 9, so that under the condition that the window frame 4 with the glass 7 or the screen window 8 is influenced by external force, the condition that shaking is difficult to happen due to the abutting or supporting of the side sliding wheels 15, the condition that the existing window frame 4 is influenced by the external force is solved, and the stability after the window is arranged is effectively improved.

With continued reference to fig. 1, 6, 7 and 8, in a preferred embodiment, the lower wheel assembly 2 comprises: the lower wheel fixing connecting bar 26 is provided with a plurality of connecting bar fixing holes 28; the lower wheel fixing frame 27 is arranged at the lower end of the lower wheel fixing connecting bar 26, and a plurality of fixing frame fixing holes 29 arranged on the lower wheel fixing frame 27 correspond to the connecting bar fixing holes 28 respectively; the first inner frame 30 is movably installed in the lower wheel fixing frame 27, and the first inner frame 30 is driven by a traction driving part arranged in the lower wheel fixing frame 27 to stretch and retract in the lower wheel fixing frame 27; the second inner frame 35 is installed in the first inner frame 30 through an inner frame connecting shaft 36; the lower loose pulley 37 is installed in the second inside casing 35, the lower wheel subassembly 2 is located in the lower cover rail 5 after installation and contacts with the bottom inside the lower cover rail 5, in order to be convenient for take the window frame 4 installation of glass 7 or screen window 8, the space is bigger about the installation of reservation for the window frame 4 in the bottom frame 6, after installing window frame 4, the lower wheel subassembly 2 can not directly contact with the bottom in the lower cover rail 5, and the second inside casing 35 of installing the lower loose pulley 37 in the lower wheel subassembly 2 can be flexible along with the activity of first inside casing 30 for can stretch out lower loose pulley 37, let lower loose pulley 37 can contact and support the bottom in the lower cover rail 5, thereby obtain better fixed and installation with taking the window frame 4 of glass 7 or screen window 8, play the effect of reservation installation space about the adjustment.

With continued reference to fig. 7 and 8, in a preferred embodiment, the traction drive includes: the lower wheel adjusting bolt 38 rotatably penetrates through one end of the lower wheel fixing frame 27 and is sleeved with a limit through a second bolt limit piece 39; the lower wheel bolt guide groove 31 is formed in one end, close to the lower wheel adjusting bolt 38, of the first inner frame 30, the lower wheel adjusting bolt 38 penetrates through the lower wheel bolt guide groove 31, and the lower wheel bolt guide groove 31 can enable the lower wheel adjusting bolt 38 to move up and down in the inner frame; the nut 32 is detachably arranged in a limiting cavity formed in the first inner frame 30 and close to the lower wheel bolt guide groove 31, the nut 32 can move up and down in the limiting cavity, and the nut 32 is connected with the lower wheel adjusting bolt 38 through threads; the inner frame guide groove 33 is arranged on the first inner frame 30; the inner frame guiding shaft 34 is disposed in the lower wheel fixing frame 27 and penetrates through the inner frame guiding groove 33, when the lower wheel adjusting bolt 38 rotates, the first inner frame 30 is pulled, the driving nut 32 moves up and down in the limiting cavity, meanwhile, the first inner frame 30 stretches and moves in the lower wheel fixing frame 27 by taking the inner frame guiding groove 33 as a guide, after the lower wheel adjusting bolt 38 rotates, the nut 32 located in the limiting cavity moves along the lower wheel adjusting bolt 38 and gives a pulling or pushing force to the first inner frame 30, so that the first inner frame 30 moves along the direction of the inner frame guiding groove 33, the lower movable wheel 37 mounted on the second inner frame 35 in the first inner frame 30 stretches and contracts accordingly, the stretching adjustment of the lower movable wheel 37 is achieved, the gap between the window frame 4 with the glass 7 or the screen window 8 can be reduced by adjusting and stretching out, and the effect of reducing the gap between the window frame 4 with the glass 7 or the screen window 8 is achieved.

With continued reference to fig. 1 and 2, in a preferred embodiment, the side wheel assemblies 3 may be mounted on two sides in the push rail body 1, the lower wheel assembly 2 may be mounted in the push rail body 1 and located between the two side wheel assemblies 3, the push rail body 1 may be mounted on the upper and lower ends of the window frame 4, the lower wheel assembly 2 and the side wheel assemblies 3 disposed on the push rail body 1 are detachably mounted, so that the push rail is more convenient to detach and transport compared with the conventional non-detachable assembly, and when a single component is damaged, the component can be replaced without replacing the whole window, thereby reducing maintenance cost and effectively improving the practicality of use of the movable push rail.

Further, when the push rail body 1 is installed at the lower end of the window frame 4, the push rail body 1 provided with the lower wheel assembly 2 and the side wheel assembly 3 is installed in the lower sleeve rail 5, when the push rail body 1 is installed at the upper end of the window frame 4, the push rail body 1 provided with the side wheel assembly 3 is installed in the detachable upper sleeve rail 9, when the window frame 4 with the glass 7 or the screen window 8 is installed, the push rail body 1 above the window frame 4 only needs to be provided with the side wheel assembly 3, the lower wheel assembly 2 and the side wheel assembly 3 can be installed below the window frame 4, and the side wheel assembly 3 is arranged above the window frame 4, so that the interval space between the push rail body 1 and the inner wall of the upper sleeve rail 9 is reduced; after the push rail body 1 is embedded into the lower sleeve rail 5, the lower wheel assembly 2 in the push rail body is firstly adjusted, the lower movable wheel 37 in the lower wheel assembly 2 is unfolded and supported, the lower wheel assembly 2 is installed and fixed at the middle part of the push rail body 1, and then the side wheel assembly 3 in the lower sleeve rail 5 is installed and fixed, so that the installation mode is convenient.

With continued reference to fig. 1 and 3, in a preferred embodiment, the push rail body 1 is provided with a reinforcing plate 11, the reinforcing plate 11 is located above the lower wheel assembly 2, when the reinforcing plate 11 is not provided in the push rail body 1, the side wheel assemblies 3 with driving members located above or below may be mounted on both sides in the push rail body 1, the lower wheel assembly 2 may be mounted on a middle portion in the push rail body 1, or the side wheel assemblies 3 with driving members located above or below the side wheel mounting seats 13 may be mounted on a middle portion in the push rail body 1, and the lower wheel assemblies 2 may be mounted on both sides in the push rail body 1;

after the lower wheel assembly 2 is installed in the push rail body 1, the side wheel assembly 3 with the driving part arranged above can only be installed on two sides of the push rail installation groove 10 arranged in the push rail body 1, the lower wheel assembly 2 is installed in the middle part of the push rail installation groove 10 arranged in the push rail body 1, the side wheel assembly 3 with the driving part arranged below can be installed on two sides or the middle part of the push rail installation groove 10, the lower wheel assembly 2 can be installed on the middle part or two sides of the push rail installation groove 10, and the lower wheel fixing connecting strip 26 arranged on the lower wheel assembly 2 is parallel to the reinforcing plate 11, so that the installation of the lower wheel assembly 2 is not influenced, and meanwhile, the structure in the push rail body 1 is reinforced;

when the space in the push rail mounting groove 10 of the push rail body 1 is partitioned, the side wheel assemblies 3 with driving parts located below are arranged in the two sides of the push rail mounting groove 10, and meanwhile, the lower wheel assemblies 2 are arranged at the middle part, or the lower wheel assemblies 2 are arranged on the two sides of the push rail mounting groove 10, and the side wheel assemblies 3 are arranged at the middle part of the push rail mounting groove 10, so that the firm internal structure of the push rail body 1 is ensured, the installation of the lower wheel assemblies 2 and the side wheel assemblies 3 is not influenced, and the strength of the internal structure of the push rail body 1 is effectively improved.

With continued reference to fig. 1 and 3, in the preferred embodiment, the push rail body 1 is embedded with a plurality of fixing bolts, and the fixing holes 21 of the mounting seat and the fixing holes 28 of the connecting strip, which are formed by the side wheel mounting seat 13, are respectively provided with a fixing bolt, and when the lower wheel assembly 2 and the side wheel assembly 3 are installed in the push rail body 1, the lower wheel assembly 2 and the side wheel assembly 3 are installed in a fixing bolt fixing manner, so that the push rail body 1, the lower wheel assembly 2 and the side wheel assembly 3 form a whole, and the push rail body 1, the lower wheel assembly 2 and the side wheel assembly 3 are convenient to assemble and disassemble.

With continued reference to fig. 1 and 3, in the preferred embodiment, the push rail body 1 is provided with a push rail mounting groove 10, and the side wheel mounting seat 13 and the side wheel fixing connection bar 26 can be embedded into the push rail mounting groove 10, so that when the lower wheel assembly 2 and the side wheel assembly 3 are detached from the push rail body 1, only the fixing parts or screws for connecting the push rail body 1 with the lower wheel assembly 2 and the side wheel assembly 3 are required to be detached, and then the lower wheel assembly 2 and the side wheel assembly 3 mounted in the push rail body 1 can be directly pulled out together, thereby effectively improving the convenience of mounting or dismounting the lower wheel assembly 2 on the side wheel assembly 3.

The installation method of the movable push rail and the sliding window comprises the following steps:

the push rail body 1 is placed in the lower sleeve rail 5, and then the bottom outer frame 6, the outer frame 41 and the top outer frame 40 are connected and installed or assembled.

The lower wheel fixing frame 27 arranged on the lower wheel assembly 2 is fixedly connected with the lower wheel fixing connecting strip 26, the supporting height of the lower movable wheel 37 arranged on the lower wheel assembly 2 is adjusted, the lower wheel assembly 2 is pushed into the push rail body 1 and slides in the lower sleeve rail 5, after the lower movable wheel 37 is pushed and pulled smoothly, the lower wheel assembly 2 is pushed to the middle part of the push rail body 1, and the push rail body 1 is fixedly connected with the lower wheel fixing connecting strip 26 by using a screw.

Then, the two side wheel assemblies 3 are continuously installed in the push rail body 1 which is positioned in the lower sleeve rail 5 and provided with the lower wheel assembly 2, the two installed side wheel assemblies 3 are positioned on two sides of the lower wheel assembly 2, and the position of the side sliding wheel 15 arranged by the installed side wheel assembly 3 is adjusted, so that the side sliding wheel 15 is attached to the inner wall of the lower sleeve rail 5, and the side wheel assembly 3 slides smoothly.

The bottom of the window frame 4 is then placed on top of the push rail body 1 mounted in the lower head rail 5, and the window frame 4 and the push rail body 1 are fixedly coupled together by connecting screws to the push rail fixing holes 42 at both left and right sides of the bottom of the window frame 4.

The side wheel assembly 3 is installed in the push rail body 1 installed on the upper sleeve rail 9, the push rail body 1 provided with the side wheel assembly 3 is placed in the upper sleeve rail 9, and the side wheel assembly 3 installed in the push rail body 1 is adjusted, so that the side sliding wheels 15 arranged in the side wheel assembly 3 are contacted with the inner wall of the upper sleeve rail 9 and slide smoothly, and the left side and the right side in the upper sleeve rail 9 are fixed with fixed corner codes fixedly connected with the outer frame 41.

Finally, the upper sleeve rail 9 is installed at the top of the window frame 4, so that the bottom end of the push rail body 1 placed in the upper sleeve rail 9 is pushed or slid to a fixing notch at the top end of the window frame 4 (the fixing notch of the top end of the push rail body 1 is pushed or slid to be fixed by using a locating fitting or a component), the push rail fixing hole 42 arranged on the push rail body 1 is connected and fixed with the window frame 4 by using a screw, and then the connecting corner connector connected with the upper sleeve rail 9 is connected and fixed with the outer frame 41 by using the screw.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The movable push rail for the doors and windows is characterized by comprising a push rail body (1); the bottom of pushing away rail body (1) detachably is provided with side wheel subassembly (3) or detachably is provided with side wheel subassembly (3) and lower wheel subassembly (2), side wheel subassembly (3) include:

a side wheel mounting seat (13) on which a driving member is arranged;

the moving plate (14) is positioned below the side wheel mounting seat (13) and is matched with the driving piece, and the driving piece is driven to drive the moving plate (14) to move back and forth;

the rotating support (12) is rotatably arranged on the side wheel mounting seat (13) and positioned below the moving plate (14), the rotating support (12) is matched with the moving plate (14) through a rotating structure, and when the driving piece is driven to drive the moving plate (14) to move back and forth, the moving plate (14) drives the rotating support (12) to rotate through the rotating structure;

and the two side sliding wheels (15) are arranged on opposite sides of the rotating bracket (12).

2. A movable push rail for doors and windows according to claim 1, wherein said driving member comprises:

an adjustment baffle (22) which is arranged on the side wheel mounting seat (13);

the side wheel adjusting bolt (24) rotatably penetrates through the adjusting baffle plate (22) and is sleeved with a limit through a first bolt limit piece (23);

the side wheel push plate (20) is arranged on the movable plate (14), the side wheel push plate (20) is embedded into a push plate movable groove (25) formed in the side wheel mounting seat (13) and is connected with the side wheel adjusting bolt (24) through threads, when the side wheel adjusting bolt (24) rotates, the side wheel push plate (20) moves in the push plate movable groove (25) through the driving of the side wheel adjusting bolt (24), and the movable plate (14) moves along with the movement of the side wheel push plate (20).

3. A movable push rail for doors and windows according to claim 2, wherein said rotary structure comprises:

the rotary bracket (12) is arranged on the side wheel mounting seat (13) through the fixed shaft (17) and is positioned below the moving plate (14);

a fixed shaft guide groove (19) which is arranged on the moving plate (14), wherein the fixed shaft guide groove (19) is matched with the fixed shaft (17);

the two movable wheel guide posts (16) are oppositely arranged on the rotary bracket (12) and are respectively positioned at two sides of the fixed shaft (17);

two running wheel guide slots (18), two running wheel guide slots (18) respectively with two running wheel guide posts (16) looks adaptation, when movable plate (14) is along with the removal of side wheel push pedal (20) is removed, just fixed axle guide slot (19) support fixed axle (17), two running wheel guide posts (16) are respectively along two running wheel guide slots (18) are rotated.

4. A mobile push rail for doors and windows according to claim 1, characterised in that said lower wheel assembly (2) comprises:

a lower wheel fixing connecting bar (26) provided with a plurality of connecting bar fixing holes (28);

a lower wheel fixing frame (27) which is arranged at the lower end of the lower wheel fixing connecting bar (26), wherein a plurality of fixing frame fixing holes (29) arranged on the lower wheel fixing frame (27) are respectively corresponding to a plurality of connecting bar fixing holes (28);

a first inner frame (30) movably mounted in the lower wheel fixing frame (27), wherein the first inner frame (30) is driven by a traction driving part arranged in the lower wheel fixing frame (27) to stretch and retract in the lower wheel fixing frame (27);

a second inner frame (35) mounted within the first inner frame (30) by an inner frame connecting shaft (36);

and a lower movable wheel (37) mounted in the second inner frame (35).

5. The movable push rail for doors and windows according to claim 4, wherein the traction driving part comprises:

the lower wheel adjusting bolt (38) rotatably penetrates through one end of the lower wheel fixing frame (27) and is sleeved with a limiting position through a second bolt limiting piece (39);

the lower wheel bolt guide groove (31) is formed in one end, close to the lower wheel adjusting bolt (38), of the first inner frame (30), the lower wheel adjusting bolt (38) penetrates through the lower wheel bolt guide groove (31), and the lower wheel bolt guide groove (31) can allow the lower wheel adjusting bolt (38) to move up and down;

the nut (32) is detachably arranged in a limiting cavity formed in the first inner frame (30) and close to the lower wheel bolt guide groove (31), the nut (32) can move up and down in the limiting cavity, and the nut (32) is connected with the lower wheel adjusting bolt (38) through threads;

an inner frame guide groove (33) which is arranged on the first inner frame (30);

the inner frame guide shaft (34) is arranged in the lower wheel fixing frame (27) and penetrates through the inner frame guide groove (33), when the lower wheel adjusting bolt (38) rotates, the first inner frame (30) is pulled, the nut (32) is driven to move up and down in the limiting cavity, and meanwhile the first inner frame (30) stretches and contracts in the lower wheel fixing frame (27) by taking the inner frame guide groove (33) as a guide.

6. A movable push rail for doors and windows according to claim 1, wherein the side wheel assemblies (3) are installed on two sides in the push rail body (1), the lower wheel assembly (2) is installed in the push rail body (1) and located between the two side wheel assemblies (3), and the push rail body (1) is installed on the upper end and the lower end of the window frame (4).

7. A movable push rail for doors and windows according to claim 6, characterized in that when the push rail body (1) is mounted at the lower end of the window frame (4), the push rail body (1) provided with the lower wheel assembly (2) and the side wheel assembly (3) is mounted in a lower jacket rail (5), and when the push rail body (1) is mounted at the upper end of the window frame (4), the push rail body (1) provided with the side wheel assembly (3) is mounted in a detachable upper jacket rail (9).

8. A movable push rail for doors and windows according to claim 1, characterized in that a reinforcing plate (11) is arranged in the push rail body (1), and the reinforcing plate (11) is positioned above the lower wheel assembly (2).

9. The movable pushing rail for doors and windows according to claim 4, wherein a plurality of fixing bolts are embedded in the pushing rail body (1), and the fixing bolts are correspondingly arranged in the mounting seat fixing holes (21) and the connecting strip fixing holes (28) which are formed in the side wheel mounting seat (13).

10. The movable push rail for doors and windows according to claim 4, wherein a push rail mounting groove (10) is formed in the push rail body (1), and the side wheel mounting seat (13) and the lower wheel fixing connecting strip (26) can be embedded into the push rail mounting groove (10).