CN215830335U - Window - Google Patents

Abstract

The present disclosure provides a window, comprising: the window comprises a window frame and at least two window sashes, wherein the at least two window sashes are arranged in the window frame, and at least one window sash comprises a push-pull frame, a flat-open frame arranged on the inner side of the push-pull frame and glass arranged in the flat-open frame, wherein the push-pull frame is arranged on the window frame in a manner of being capable of being pushed and pulled on the window frame; at least one side edge of the flat opening frame is hinged with the push-pull frame through a hinge so as to be opened and closed in a rotating mode. The window provided by the embodiment of the disclosure combines the advantages of two structures of a casement window and a sliding window, is simple to operate, and makes up the defects of the casement window and the sliding window.

Description

Window

Technical Field

The invention relates to the technical field of window design, in particular to a window.

Background

Windows serve as an important component of indoor lighting and ventilation. Window types commonly used in the related art include casement windows, sliding windows, and hung windows.

The casement window is opened and closed in a rotating way along a certain direction by one shaft, and is divided into an inward opening form and an outward opening form, and the casement window has the advantages that: simple structure, large opening area and excellent ventilation and sealing effects. The inward opening type casement window is convenient to wipe, and the outward opening type casement window does not occupy indoor space when opened; the window has the disadvantages that the window width is not large, and the window sash is easily damaged in windy weather. The austral window, sliding sash installs the casement in the track of window frame, and the push-and-pull opens and shuts, and its advantage is: the window does not occupy indoor and outdoor space, has simple structure, convenient operation, large window width, good lighting and long service cycle. The suspension window is formed by the structural evolution of a casement window and is divided into an upper suspension lower opening (upper suspension type) and a lower suspension upper opening (lower suspension type). It is mostly open outside, the advantage is that it is convenient to open, the area can be made very small; the disadvantages are small opening area, poor ventilation effect and inconvenience for cleaning the outside of the window glass.

Disclosure of Invention

The embodiment of the disclosure provides a window, combines the advantages of two structures of a casement window and a sliding window, is simple to operate, and makes up the defects of the casement window and the sliding window.

The technical scheme provided by the embodiment of the disclosure is as follows:

the disclosed embodiment provides a window, including: the window comprises a window frame and at least two window sashes, wherein the at least two window sashes are arranged in the window frame, and at least one window sash comprises a push-pull frame, a flat-open frame arranged at the inner side of the push-pull frame and glass arranged in the flat-open frame,

the push-pull frame is arranged on the window frame in a manner of being capable of being pushed and pulled on the window frame; at least one side edge of the flat opening frame is hinged with the push-pull frame through a hinge so as to be opened and closed in a rotating mode.

Illustratively, the window frame comprises a top frame and a bottom frame which are opposite, and groove-type rails which extend along the length direction of the top frame and the bottom frame are respectively arranged on the top frame and the bottom frame; the top and the bottom of the push-pull frame are respectively provided with a sliding rail consistent with the extending direction of the groove type rail; the sliding rails are arranged in the corresponding groove type tracks and can slide along the groove type tracks.

For example, the at least two sashes can be exchanged in front and back positions in a direction perpendicular to the glass.

In an exemplary embodiment, when the window is in the closed state, at least two sashes are not overlapped, and a thickness of the grooved rail in a direction perpendicular to the glass is a first thickness, a thickness of the slide rail in a direction perpendicular to the glass is a second thickness, the first thickness is greater than or equal to n times of the second thickness, and n is an integer greater than or equal to 2.

Exemplarily, at least two groups of track pins are arranged in the middle of the groove-type track, and each group of track pins comprises at least two cylindrical first pins arranged at intervals in the direction vertical to the glass;

the sliding rail is provided with a guide groove, the guide groove comprises a first groove body part and a second groove body part which are in a cross shape, the first groove body part extends along the direction of the sliding rail and penetrates through two ends of the sliding rail, and the second groove body part is positioned in the middle of the first groove body part, extends along the direction vertical to the glass and penetrates through two opposite sides of the sliding rail;

one first pin in each group of rail pins is correspondingly arranged in a first groove body part of a sliding rail of one window sash and can slide relative to the first groove body part so as to guide the window sash to move in a pushing and pulling manner;

in the window closing state, one set of the track pins is positioned in the second groove part of one window sash, and the other set of the track pins is positioned in the second groove part of the other window sash, so that at least two window sashes are guided to move back and forth in the direction vertical to the glass.

Exemplarily, two ends of the groove type track are respectively provided with a pin bolt, each pin bolt comprises a pin bolt rod and two second pins which are arranged on the pin bolt rod and are arranged at intervals in a direction perpendicular to the glass, a fixed pin bolt hole is formed in the window sash, and the pin bolt rod is arranged in a direction perpendicular to the glass and can reciprocate in a direction perpendicular to the glass so as to be inserted into or pulled out of the fixed pin bolt hole;

third groove body parts are respectively arranged at two opposite ends of the guide groove on the slide rail, and extend along the direction vertical to the glass and penetrate through two opposite sides of the slide rail;

in the window closing state, one second pin of the two pins of the pin bolt is correspondingly arranged in a third groove body part of the sliding rail of one window sash and can slide relative to the first groove body part under the driving of the pin bolt rod so as to limit the movement of the window sash.

For example, at least one of the top frame and the bottom frame of the window frame is provided with a baffle plate on the front side surface and the inner side surface respectively, the gap between the two baffle plates forms the groove-type track, and at least one of the two baffle plates is detachably arranged on the window frame.

Illustratively, at least one of the push-pull frame and the flat-open frame is further provided with a flat-open bolt for limiting the flat-open frame to rotate relative to the push-pull frame, and the other one of the push-pull frame and the flat-open frame is provided with a flat-open slot into which the flat-open bolt can be inserted or pulled;

and at least one of the horizontally-opening frame and the push-pull frame is provided with a first manual handle, and the first manual handle is linked with the horizontally-opening bolt and is used for controlling the inserting or pulling-out action of the horizontally-opening bolt.

For example, in at least two sashes, a side surface of a flat-open frame of one sash is further provided with a displacement bolt for limiting the at least two sashes to move forward and backward relatively when the at least two sashes are attached left and right, and a side surface of the flat-open frame of the other sash is provided with a displacement slot into which the displacement bolt can be inserted or pulled out; and at least one of the horizontally-opening frame and the push-pull frame is provided with a second manual handle which is linked with the displacement bolt and used for controlling the insertion or extraction action of the displacement bolt.

Illustratively, the first manual handle is positioned on at least one of the horizontally-opening frame and the push-pull frame, the top plane of the first manual handle does not protrude out of the surface of the window sash, and a first cylindrical groove for conveniently shifting the horizontally-opening bolt is formed in the first manual handle;

the second manual handle is positioned on at least one of the horizontally-opening frame and the push-pull frame, the top plane of the second manual handle does not protrude out of the surface of the window sash, and a second cylindrical groove convenient for shifting the horizontally-opening bolt is formed in the second manual handle.

The beneficial effects brought by the embodiment of the disclosure are as follows:

the window provided by the embodiment of the disclosure has the advantages of a sliding window, can be pushed and pulled, and is concise, attractive, large in window width, wide in visual field, high in lighting efficiency and flexible to use; meanwhile, the window has the advantages of a casement window, large opening area, good ventilation, convenience for cleaning the window and simplicity in operation; when the window is closed, the sealing performance is good, and the safety and the reliability are realized; the window is simple and convenient to manufacture.

Drawings

FIG. 1 illustrates an overall structural elevation view of a window provided by an embodiment of the present disclosure in a closed position;

FIG. 2 is a schematic view of a window provided by an embodiment of the present disclosure in a closed position;

FIG. 3 illustrates a schematic structural view of a window sash in a window according to an embodiment of the present disclosure;

FIG. 4 illustrates an exploded view of the structure of a window frame in a window according to an embodiment of the present disclosure;

fig. 5 is a schematic view illustrating a structure of a window sash of a window according to an embodiment of the present disclosure;

fig. 6 shows an exploded view of a window sash structure in a window according to an embodiment of the present disclosure;

fig. 7 shows a left side view of a sash in a window provided by an embodiment of the present disclosure;

FIG. 8 is a schematic view of the window being opened by pushing and pulling provided by the disclosed embodiment;

fig. 9 is a side-hung schematic view of a window sash provided in an embodiment of the present disclosure;

fig. 10 is a schematic view of a casement of a window provided by an embodiment of the present disclosure.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be described clearly and completely with reference to the drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a," "an," or "the" and similar referents do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

Aiming at the defects of a casement window, a sliding window and a hanging window in the related technology, the embodiment of the disclosure provides a window, combines the advantages of two structures of the casement window and the sliding window, is simple to operate, and makes up the defects of the casement window and the sliding window. The window provided by the embodiment of the disclosure combines the structures of a casement window and a sliding window, and a new operation structure is designed on the basis of the structures of the casement window and the sliding window.

As shown in fig. 1 to 10, a window provided by an embodiment of the present disclosure includes: the window comprises a window frame 100 and at least two sashes 200, wherein the at least two sashes 200 are arranged in the window frame 100, and each sash 200 comprises a push-pull frame 210, a flat-open frame 220 arranged on the inner side of the push-pull frame 210 and glass 230 arranged in the flat-open frame 220, wherein the push-pull frame 210 is arranged on the window frame 100 in a manner of being capable of being pushed and pulled on the window frame 100; at least one side edge of the horizontal opening frame 220 is hinged to the push-pull frame 210 through a hinge so as to be opened and closed in a rotating manner.

In the above scheme, the window includes a window frame 100 and at least two sashes 200, and because 1 of the at least two sashes 200 or all the sashes 200 include a push-pull frame 210, the push-pull frame 210 can be moved in a push-pull manner on the window frame 100, the window is a structure of a push-pull window as a whole, and at least one of the sashes 200 includes a flat-open frame 220, and the flat-open frame 220 can be rotated to open and close relative to the push-pull frame 210, and thus is a design structure of a flat-open window. Therefore, the window provided by the embodiment of the disclosure has the advantages of a casement window and a sliding window. The design of push-and-pull is simple and beautiful, the window is large in size, the visual field is wide, the lighting rate is high, and the use is flexible; the flat-open design has the advantages of large opening area, good ventilation, convenient window cleaning and simple operation.

As shown in fig. 1-10, in some embodiments, the window frame 100 includes opposing top and bottom rims on which recessed tracks 110 are formed extending along the length of the top and bottom rims, respectively; the top and the bottom of the push-pull frame 210 are respectively provided with a sliding rail 211 which is consistent with the extending direction of the groove type track 110; the sliding rails 211 are disposed in the corresponding groove-shaped rails 110, and can slide along the groove-shaped rails 110.

In the above solution, the push-pull frame 210 is designed to perform a push-pull motion, wherein the top frame and the bottom frame of the window frame 100 are respectively provided with the groove-type rail 110, the top and the bottom of the push-pull frame 210 are respectively provided with the slide rail 211, and the slide rail 211 is slidable in the groove-type rail 110, so that the window sash 200 can perform a push-pull motion in the window frame 100.

The height of the interior of the window frame is adapted to the height of the window sashes, when the two window sashes 200 are pushed and pulled to be in a left-right joint state, the two window sashes are just tightly attached to the interior of the window frame 100, and the window is in a closed state.

In addition, in the embodiment of the present disclosure, the at least two sashes 200 may be exchanged in a front-back position in a direction perpendicular to the glass 230.

In some embodiments, when the window is in the closed state, at least two sashes 200 are attached to each other left and right, and are not overlapped with each other, and a thickness of the recessed track 110 in a direction perpendicular to the glass 230 is a first thickness, and a thickness of the slide rail 211 in the direction perpendicular to the glass 230 is a second thickness, where the first thickness is greater than or equal to n times the second thickness, and n is an integer greater than or equal to 2, and when the window is in the closed state, the sashes 200 can be pushed in the direction perpendicular to the glass 230 under an external force, so that the at least two sashes 200 can be exchanged in a front-back position in the direction perpendicular to the glass 230.

In the above solution, since the inner rail of the window frame 100 is the groove rail 110, and the sashes 200 do not overlap each other when the window is closed, the thickness of the groove rail 110 of the window frame 100 is n times of the thickness of the sliding rail 211 on the push-pull frame 210, n is an integer greater than or equal to 2, taking the number of the sashes 200 as 2 as an example, n may be 2, so that the groove rail 110 may have a sufficient exchange space when the front and rear positions of the two sashes 200 are exchanged.

In some embodiments, at least two sets of track pins 111 are disposed in the middle of the grooved track 110, and each set of track pins 111 includes at least two cylindrical first pins spaced apart in a direction perpendicular to the glass 230; the slide rail 211 is provided with a guide slot, the guide slot comprises a first slot part 2111 and a second slot part 2112 which are crossed, the first slot part 2111 extends along the direction of the slide rail 211 and penetrates through two ends of the slide rail 211, the second slot part 2112 is positioned in the middle of the first slot part 2111, extends along the direction perpendicular to the glass 230 and penetrates through two opposite sides of the slide rail 211; one first pin in each set of rail pins 111 is correspondingly arranged in the first slot portion 2111 of the slide rail 211 of one window sash 200, and can slide relative to the first slot portion 2111 to guide the window sash 200 to move in a pushing and pulling manner; in the window-closing state, one set of the rail pins 111 is located in the second slot portion 2112 of one of the window sashes 200, and the other set of the rail pins 111 is located in the second slot portion 2112 of the other window sash 200, so that at least two window sashes 200 are guided to move back and forth in a direction perpendicular to the glass 230.

In the above solution, the grooved rail 110 of the window frame 100 has a cylindrical rail pin 111 therein, 4 first pins may be symmetrically disposed at upper and lower sides of the middle of the groove type rail 110 of the window frame 100, the first pin may be used to limit the sliding movement of the window sash 200, so as to guide the movement of the window sash 200 during the sliding movement of the window sash 200, and on the other hand, when the front and rear positions of two window sashes 200 are required to be changed, the window sashes 200 can be pushed and pulled to a closed state, at the moment, the two window sashes 200 are attached to each other left and right and do not overlap with each other, and one set of rail pins 111 is positioned right in the second slot structure of one window sash 200, the other set of rail pins 111 is positioned right in the second slot structure of the other window sash 200, therefore, under the action of external force, the two sashes 200 can be pushed forwards and backwards, so that the two sashes 200 can move forwards and backwards, and the front and back position exchange is realized.

It should be noted that, in the above-mentioned scheme, the two sashes may be dislocated to opposite positions, or the sashes may be moved to the same straight line.

In addition, in some embodiments, two pin bolts 112 are respectively disposed at two ends of the recessed groove track 110, each pin bolt 112 includes a bolt rod and two second pins spaced apart from each other on the bolt rod in a direction perpendicular to the glass 230, a fixed bolt hole 113 is disposed on the window sash 200, and the bolt rod is disposed in a direction perpendicular to the glass 230 and can reciprocate in a direction perpendicular to the glass 230 to be inserted into or pulled out of the fixed bolt hole 113; third groove body parts are respectively arranged at two opposite ends of the guide groove on the slide rail 211, and extend along the direction perpendicular to the glass 230 and penetrate through two opposite sides of the slide rail 211; in the window closing state, one second pin of the two pins of the pin latch 112 is correspondingly disposed in the third slot portion of the slide rail 211 of one of the sashes 200, and can be driven by the latch rod to slide relative to the first slot portion 2111, so as to limit the movement of the sashes 200.

In the above scheme, two pin bolts 112 may be installed at symmetrical positions of the lower portion of the window frame 100, the pin bolts 112 are designed in a bolt type, two cylindrical second pins are provided on a rectangular bolt rod, and the bolt rod may move back and forth to be inserted into or pulled out of the fixed bolt holes 113, so as to fix or restrict the movement of the window sash 200 at the left and right sides, and the diameter of the second pin is equal to the diameter of the first pin of the rail pin 111.

When the window sash is positioned on two sides, the pin bolt 112 is pulled outwards, the second pin on the pin bolt 112 deviates from the cross position of the first groove body part and the third groove body part on the slide rail, and the window sash cannot move transversely left and right. When two casement moved the both ends of window frame respectively, after outwards pulling out two pin bolt, the casement can't remove, and the window is sealed promptly.

The width of the slide rail 211 matches the diameter of the rail pin 111, and the depth of the slide rail 211 matches the height of the rail pin 111. The combination of the rail pin 111, the pin latch 112 and the sliding rail 211 allows the window sash 200 to be pushed and pulled in the window frame 100 in the lateral direction and in the front-back direction.

In addition, the pin latch 112 is located in the groove type track 110 at both sides of the lower portion of the window frame 100, the upper surface of the second pin and the upper surface of the first pin of the track pin 111 should be located at the same horizontal plane, and when the pin latch 112 is pulled out of the fixed latch hole 113 and pushed to the bottom end, the two second pins are respectively located at the same straight line with the two rows of second pins.

In addition, in some embodiments, one baffle 120 is disposed on each of the front side and the inner side of at least one of the top border and the bottom border of the window frame 100, a gap between the two baffles 120 forms the groove track 110, and at least one baffle 120 of the two baffles 120 is detachably disposed on the window frame 100.

In the above solution, the front side or the inner side of at least one of the top frame and the bottom frame of the window frame 100 is provided with the baffle 120, and one of the baffles 120 is a detachable baffle 120, for example, the baffle 120 may be assembled on the window frame 100 by screws, and the removal of the baffle 120 facilitates the installation of the window sash 200, and simultaneously can also clean up dirt in the window frame 100; the barrier 120 is installed to confine the window sash 200 within the recessed track 110.

In some embodiments, at least one of the push-pull frame 210 and the flat-open frame 220 is further provided with a flat-open latch 130 for limiting the flat-open frame 220 to rotate relative to the push-pull frame 210, the other of the push-pull frame 210 and the flat-open frame 220 is provided with a flat-open slot 131, and the flat-open latch 130 can be inserted into or pulled out of the flat-open slot 131; at least one of the horizontal opening frame 220 and the push-pull frame 210 is provided with a first manual handle 140, and the first manual handle 140 is linked with the horizontal opening bolt 130 and used for controlling the insertion or extraction action of the horizontal opening bolt 130.

In at least two of the sashes 200, a shift bolt 150 for limiting the at least two sashes 200 to move forward and backward relatively when the at least two sashes 200 are attached left and right is further arranged on the side surface of the flat-open frame 220 of one of the sashes 200, a shift slot 151 is arranged on the side surface of the flat-open frame 220 of the other sash 200, and the shift bolt 150 can be inserted into or pulled out of the shift slot 151; and at least one of the horizontal opening frame 220 and the push-pull frame 210 is provided with a second manual handle 160 which is linked with the displacement bolt 150 and is used for controlling the insertion or extraction action of the displacement bolt 150.

The second manual handle 160 is located on at least one of the flat-open frame 220 and the push-pull frame 210, the top plane of the second manual handle 160 does not protrude out of the surface of the window sash 200, and the second manual handle 160 is provided with a first cylindrical groove for conveniently pulling the flat-open bolt 130; the second manual handle 160 is located on at least one of the flat-open frame 220 and the push-pull frame 210, a top plane of the second manual handle 160 does not protrude from a surface of the window sash 200, and a second cylindrical groove for conveniently moving the flat-open latch 130 is formed on the second manual handle 160.

In the above scheme, the lower right corner of the horizontally-opening frame 220 may be provided with the horizontally-opening latch 130 and the shifting latch, and a horizontally-opening slot and a shifting slot are respectively opened at positions on the push-pull frame 210 corresponding to the horizontally-opening latch 130 and the shifting latch; meanwhile, the flat-open frame 220 and the push-pull frame 210 are provided with inward-concave manual handles, so that no surface of the plane of the window sash 200 protrudes, the two window sashes can move transversely and in a staggered manner without barriers, and the top surfaces of the latch handles on the window sashes are level with the surfaces of the window sashes; in order to facilitate the shifting of the bolt, a cylindrical recess is arranged on the handle of the bolt.

In the window according to the embodiment of the present disclosure, in order to make the overall weight of the window lighter and the sealing performance better, each frame of the window frame 100 and the window sash 200 may be made of an aluminum alloy or a plastic material, and in order to reduce the movement resistance of the window sash 200, a rubber strip is adhered to the inner side of the sliding rail 211 of the push-pull frame 210.

The following points need to be explained:

(1) the drawings of the embodiments of the disclosure only relate to the structures related to the embodiments of the disclosure, and other structures can refer to the common design.

(2) For purposes of clarity, the thickness of layers or regions in the figures used to describe embodiments of the present disclosure are exaggerated or reduced, i.e., the figures are not drawn on a true scale. It will be understood that when an element such as a layer, film, region, or substrate is referred to as being "on" or "under" another element, it can be "directly on" or "under" the other element or intervening elements may be present.

(3) Without conflict, embodiments of the present disclosure and features of the embodiments may be combined with each other to arrive at new embodiments.

The above is only a specific embodiment of the present disclosure, but the scope of the present disclosure is not limited thereto, and the scope of the present disclosure should be determined by the scope of the claims.

Claims (9)

1. A window, comprising: the window comprises a window frame and at least two window sashes, wherein the at least two window sashes are arranged in the window frame, and at least one window sash comprises a push-pull frame, a flat-open frame arranged at the inner side of the push-pull frame and glass arranged in the flat-open frame,

the push-pull frame is arranged on the window frame in a manner of being capable of being pushed and pulled on the window frame; at least one side edge of the flat opening frame is hinged with the push-pull frame through a hinge so as to be opened and closed in a rotating mode;

the window frame comprises a top frame and a bottom frame which are opposite, and groove type rails which extend along the length direction of the top frame and the bottom frame are respectively arranged on the top frame and the bottom frame; the top and the bottom of the push-pull frame are respectively provided with a sliding rail consistent with the extending direction of the groove type rail; the sliding rails are arranged in the corresponding groove type tracks and can slide along the groove type tracks.

2. The window according to claim 1,

the at least two sashes can be exchanged in front and back positions in a direction perpendicular to the glass.

3. The window according to claim 2,

when the window is in a closed state, at least two window sashes are not overlapped, the thickness of the groove type track in the direction perpendicular to the glass is a first thickness, the thickness of the sliding rail in the direction perpendicular to the glass is a second thickness, the first thickness is larger than or equal to n times of the second thickness, n is an integer larger than or equal to 2, and when the window is in the closed state, the window sashes can be pushed in the direction perpendicular to the glass under the action of external force, so that the at least two window sashes can be subjected to front-back position exchange in the direction perpendicular to the glass.

4. The window according to claim 3,

at least two groups of track pins are arranged in the middle of the groove type track, and each group of track pins comprises at least two cylindrical first pins which are arranged at intervals in the direction vertical to the glass;

the sliding rail is provided with a guide groove, the guide groove comprises a first groove body part and a second groove body part which are in a cross shape, the first groove body part extends along the direction of the sliding rail and penetrates through two ends of the sliding rail, and the second groove body part is positioned in the middle of the first groove body part, extends along the direction vertical to the glass and penetrates through two opposite sides of the sliding rail;

one first pin in each group of rail pins is correspondingly arranged in a first groove body part of a sliding rail of one window sash and can slide relative to the first groove body part so as to guide the window sash to move in a pushing and pulling manner;

in the window closing state, one set of the track pins is positioned in the second groove part of one window sash, and the other set of the track pins is positioned in the second groove part of the other window sash, so that at least two window sashes are guided to move back and forth in the direction vertical to the glass.

5. The window according to claim 4,

two ends of the groove type track are respectively provided with a pin bolt, each pin bolt comprises a pin bolt rod and two second pins which are arranged on the pin bolt rod at intervals in the direction vertical to the glass, a fixed pin bolt hole is formed in the window sash, and the pin bolt rod is arranged in the direction vertical to the glass and can reciprocate in the direction vertical to the glass so as to be inserted into or pulled out of the fixed pin bolt hole;

third groove body parts are respectively arranged at two opposite ends of the guide groove on the slide rail, and extend along the direction vertical to the glass and penetrate through two opposite sides of the slide rail;

in the window closing state, one second pin of the two pins of the pin bolt is correspondingly arranged in a third groove body part of the sliding rail of one window sash and can slide relative to the first groove body part under the driving of the pin bolt rod so as to limit the movement of the window sash.

6. The window according to claim 1,

at least one of the top frame and the bottom frame of the window frame is provided with a baffle plate on the front side surface and the inner side surface respectively, a gap between the two baffle plates forms the groove type track, and at least one of the two baffle plates is detachably arranged on the window frame.

7. The window according to claim 2,

at least one of the push-pull frame and the flat-open frame is also provided with a flat-open bolt for limiting the flat-open frame to rotate relative to the push-pull frame, the other one of the push-pull frame and the flat-open frame is provided with a flat-open slot, and the flat-open bolt can be inserted into or pulled out of the flat-open slot;

and at least one of the horizontally-opening frame and the push-pull frame is provided with a first manual handle, and the first manual handle is linked with the horizontally-opening bolt and is used for controlling the inserting or pulling-out action of the horizontally-opening bolt.

8. The window according to claim 7,

in the at least two window sashes, a side face of the flat-open frame of one window sash is also provided with a displacement bolt for limiting the at least two window sashes to move back and forth relatively when the at least two window sashes are attached left and right, and a side face of the flat-open frame of the other window sash is provided with a displacement slot, wherein the displacement bolt can be inserted into or pulled out of the displacement slot; and at least one of the horizontally-opening frame and the push-pull frame is provided with a second manual handle which is linked with the displacement bolt and used for controlling the insertion or extraction action of the displacement bolt.

9. The window according to claim 8,

the first manual handle is positioned on at least one of the horizontally-opened frame and the push-pull frame, the top plane of the first manual handle does not protrude out of the surface of the window sash, and a first cylindrical groove convenient for shifting the horizontally-opened bolt is formed in the first manual handle;

the second manual handle is positioned on at least one of the horizontally-opening frame and the push-pull frame, the top plane of the second manual handle does not protrude out of the surface of the window sash, and a second cylindrical groove convenient for shifting the horizontally-opening bolt is formed in the second manual handle.

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