CN113338776B

CN113338776B - Fireproof window

Info

Publication number: CN113338776B
Application number: CN202110462421.6A
Authority: CN
Inventors: 徐昕
Original assignee: Shaanxi Meitai Energy Saving Technology Co ltd
Current assignee: Shaanxi Meitai Energy Saving Technology Co ltd
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2024-04-30
Anticipated expiration: 2041-04-27
Also published as: CN113338776A

Abstract

The application relates to a fireproof window, which relates to the field of doors and windows, and comprises a window frame and a window sash, wherein the window sash is hinged to the window frame, fireproof glass is arranged on the window frame and the window sash, the window frame comprises a heat insulation frame and a fireproof frame, the heat insulation frame is made of PVC (polyvinyl chloride), the fireproof frame is made of aluminum alloy, the heat insulation frame is positioned at one side close to an indoor side, the fireproof frame is positioned at one side close to an outdoor side, a clamping assembly is arranged between the heat insulation frame and the fireproof frame, and the heat insulation frame and the fireproof frame are mutually clamped through the clamping assembly and are fixed in an adhesive manner. The application has the effects that when a fire disaster occurs, the fireproof frame does not deform when encountering the fire, the fireproof glass is difficult to drop when the fireproof frame clamped with the heat insulation frame effectively prevents the fire, and the fireproof glass and the fireproof frame simultaneously prolong the time for outdoor fire to enter the room.

Description

Fireproof window

Technical Field

The application relates to the field of doors and windows, in particular to a fireproof window.

Background

Fire protection window means window which can meet the requirements of fire resistance stability and fire resistance integrity together with frame in a certain time, the performance of fire protection window depends on two parts of glass and window frame, and failure of any part can lead to the failure of fire protection window; fire windows are commonly used on two building exterior walls with insufficient fire clearance or between spaces separated by a firewall where daylighting and ventilation are required.

The plastic steel fireproof window is a fourth generation fireproof window, after the development of the plastic steel fireproof window is carried out on a wood window, a steel window and an aluminum window, the plastic steel fireproof window comprises a window frame, a window sash and fireproof glass, the window frame and the window sash are made of PVC materials, the PVC materials are energy-saving and environment-friendly materials, and compared with the traditional wood and steel doors and windows, the plastic steel fireproof window has the advantages of heat insulation, heat preservation, ageing resistance, sound insulation and good sealing performance, and is widely applied to northern areas of China; the window frame is installed on the wall body, and the casement is articulated on the window frame, and fire prevention glass sets up a plurality ofly, a plurality of fire prevention glass and window frame, casement fixed connection.

Aiming at the related technology, the inventor considers that the plastic steel fireproof window has the defects that the high temperature resistance of the profile adopted by the plastic steel fireproof window is poor, the profile is easy to soften under the high-temperature roasting, the softened window frame and window sashes can not position glass, and finally the glass falls off from the window sashes.

Disclosure of Invention

The application provides a fire window, which aims to solve the problem that glass cannot be positioned and finally falls off from a window sash due to softening of a plastic steel fire window under high-temperature roasting.

The application provides a fireproof window, which adopts the following technical scheme:

The utility model provides a fire prevention window, includes window frame and casement, and the casement articulates on the window frame, all installs fire prevention glass on window frame and the casement, the window frame includes heat insulating frame and fire prevention frame, and the heat insulating frame is the heat insulating frame of making by PVC, and the fire prevention frame is the fire prevention frame of making by the aluminum alloy, and the heat insulating frame is located and is close to indoor one side, and the fire prevention frame is located and is close to outdoor one side, is provided with joint subassembly between heat insulating frame and the fire prevention frame, and heat insulating frame passes through joint subassembly looks joint with the fire prevention frame, and glued fixedly.

By adopting the technical scheme, the heat insulation frame and the fireproof frame are arranged, so that the defect that an aluminum alloy window frame cannot insulate heat and a plastic steel window frame cannot prevent fire in the market is overcome, the heat insulation frame and the fireproof frame are not simply adhered and fixed, but are clamped by the clamping assembly, so that the connection relationship between the heat insulation frame and the fireproof frame is firm, the adhesive fixation is carried out, and the heat insulation frame and the fireproof frame are further fixed; when no fire occurs, the heat insulation frame can effectively insulate, so that the indoor temperature is not affected by the outdoor temperature, when the fire occurs, the fireproof frame is not deformed when meeting fire, the fireproof frame clamped with the heat insulation frame effectively prevents fire, meanwhile, the fireproof glass is difficult to drop, the time that the outdoor fire enters the room is prolonged by the fireproof glass and the fireproof frame, and time is striven for firefighters and residents.

Optionally, the clamping assembly includes a heat insulation extending end and a fireproof extending end, and the heat insulation extending end is fixedly connected with the heat insulation frame and is inserted into the fireproof frame; the fireproof extension end is fixedly connected with the fireproof frame and is inserted into the heat insulation frame.

Through adopting above-mentioned technical scheme, joint subassembly's setting for thermal-insulated extension end inserts the fire prevention frame, and the fire prevention extension end inserts the heat insulation frame, extends into the fire prevention extension end in the heat insulation frame and carries out spacingly with fire prevention glass simultaneously with the fire prevention frame body, if take place big fire, the heat insulation frame warp and soften, and fire prevention glass also can not drop, then is located the fire prevention glass's between fire prevention frame and the heat insulation frame stability is higher, when the conflagration takes place, can prolong the time that the fire scene got into indoor.

Optionally, the four corners cladding of window frame has first firm piece, and first firm piece includes horizontal segment and vertical section, and horizontal segment is perpendicular with vertical section, and fixed connection, horizontal segment and heat insulating frame, the equal fixed connection of fire prevention frame, the equal fixed connection of vertical section and heat insulating frame, fire prevention frame.

Through adopting above-mentioned technical scheme, the setting of first firm piece, on the one hand, can fix heat insulating frame and fire prevention frame from outside again for the connection between heat insulating frame and the fire prevention frame is comparatively firm, in the in-process of installation heat insulating frame and connecting frame, and the frame of heat insulating frame and connecting frame is fit with the window all the time, and non-deformable is more convenient during the installation; on the other hand, the four corners of the heat insulation frame and the connecting frame can be protected, so that the heat insulation frame and the connecting frame are not easy to damage due to friction when being installed.

Optionally, a second stabilizing piece is arranged on the peripheral wall of the window frame, one side of the second stabilizing piece is fixedly connected with the heat insulation frame, and the other side of the second stabilizing piece is fixedly connected with the fireproof frame. .

Through adopting above-mentioned technical scheme, the setting of second firm piece is further fixed heat insulating frame and fire prevention frame for connection stability between heat insulating frame and the fire prevention frame is higher, and fire prevention glass is higher with the connection stability between fire prevention frame, the heat insulating frame, at the in-process of installation heat insulating frame and connecting frame, the frame of heat insulating frame and connecting frame is all the time with window adaptation, non-deformable, and is more convenient during the installation.

Optionally, the heat insulating frame deviates from fireproof frame one side fixedly connected with third firm piece, and the third firm piece includes the connection piece and blocks the piece, connection piece and fireproof extension end fixed connection, blocks piece and connection piece fixed connection, blocks piece and fire prevention glass butt.

Through adopting above-mentioned technical scheme, the setting of third firm piece for when the conflagration takes place, the connection piece of third firm piece is fixed by the fire prevention extension, and the piece that blocks of third firm piece can block fire prevention glass's dropping, makes fire prevention glass's stability higher on the window frame, when then fire, and fire prevention glass and fire prevention frame lengthen outdoor intensity of a fire simultaneously and get indoor time, strives for time for firefighter and resident.

Optionally, the heat insulation frame is internally provided with a plug groove, the fireproof glass is inserted into the plug groove, and a stabilizing component is arranged between the fireproof glass and the plug groove and is connected and bonded through the stabilizing component.

Through adopting above-mentioned technical scheme, the setting of jack-in groove for fireproof glass's periphery is located the jack-in inslot, and then fireproof glass is spacing, when fireproof glass is spacing, adopts firm subassembly to bond again after further fixing fireproof glass, then the connection stability between fireproof glass and the heat insulating frame is higher.

Optionally, the stabilizing component comprises a first clamping strip and a second clamping strip, the first clamping strip is fixedly connected to the fireproof glass, one side of the first clamping strip, which is far away from the fireproof glass, is protruded, and the second clamping strip is made of fireproof rubber; the second clamping strip is fixedly connected to the wall of the inserting groove, one side, away from the heat insulation frame, of the second clamping strip is concave, and the first clamping strip is clamped with the second clamping strip.

Through adopting above-mentioned technical scheme, the setting of first card strip and second card strip for when fire prevention glass is connected with the heat insulating frame, first card strip and the mutual joint of second card strip, then the second card strip that first card strip and fire prevention rubber made can be spacing fire prevention glass simultaneously, makes fire prevention glass's stability of installation higher on the heat insulating frame, and the rubber that fires is soft, has played the guard action to fire prevention glass.

Optionally, the firm subassembly sets up to the multiunit, and a plurality of first card strip fixed connection, and cladding fire prevention glass bottom, a plurality of second card strip fixed connection, and cladding jack groove inner wall, first card strip and the second card strip joint that corresponds.

Through adopting above-mentioned technical scheme, the setting of multiunit firm subassembly for fireproof glass's periphery all can be spacing by a plurality of first card strip and second card strip, then fireproof glass installs stability higher in the heat insulating frame, and is difficult to produce and rock, even comes unstuck between first card strip and the second card strip, because the second card strip is made for fire prevention rubber, has elastic force, makes fireproof glass carry out inseparable centre gripping by first card strip and second card strip.

Optionally, a sealing strip arranged on the ring heat insulation frame is fixedly connected to the heat insulation frame provided with the window sash, part of the sealing strip is abutted with the window sash, and the sealing strip is integrally formed.

By adopting the technical scheme, gaps are reserved between the window sashes and the heat insulation frame, so the sealing between the window sashes and the heat insulation frame is tighter due to the arrangement of the sealing strips formed at one time, external air flow is prevented from entering the room, and the sealing property between the room and the outside is good.

In summary, the present application includes at least one of the following beneficial technical effects:

The heat insulation frame and the fireproof frame are arranged, when no fire disaster occurs, the heat insulation frame can effectively insulate heat, so that the indoor temperature is not influenced by the outdoor temperature, when the fire disaster occurs, the fireproof frame is not deformed when meeting fire, the fireproof frame clamped with the heat insulation frame effectively prevents fire, meanwhile, fireproof glass is difficult to drop, and the time for outdoor fire to enter the room is prolonged simultaneously by the fireproof glass and the fireproof frame;

the clamping assembly is arranged, so that the fireproof extending end extending into the heat insulation frame and the fireproof frame body limit the fireproof glass at the same time, if a big fire occurs, the heat insulation frame is deformed and softened, the fireproof glass cannot fall down, and the stability of the fireproof glass positioned between the fireproof frame and the heat insulation frame is higher;

the setting of third firm piece for when the conflagration breaks out, the connection piece of third firm piece is fixed by the fire prevention extension, and the piece that blocks of third firm piece can block fire prevention glass's dropping, makes fire prevention glass's stability on the window frame higher.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present application;

FIG. 2 is a schematic cross-sectional view of the clip assembly and the sealing strip;

FIG. 3 is an enlarged schematic view at A in FIG. 2;

fig. 4 is an enlarged schematic view at B in fig. 2.

Reference numerals illustrate: 1. a window frame; 11. a heat insulating frame; 111. a plug-in groove; 12. a fire-resistant frame; 2. window sashes; 3. fireproof glass; 4. a clamping assembly; 41. a thermally insulating extension; 42. a fire-resistant extension; 5. a first stabilizing sheet; 51. a horizontal section; 52. a vertical section; 53. a receiving chamber; 6. a second stabilizing sheet; 7. a third stabilizing sheet; 71. a connecting sheet; 72. a barrier sheet; 8. a stabilizing assembly; 81. the first clamping strip; 82. a second clamping strip; 9. and (5) a sealing strip.

Detailed Description

The application is described in further detail below with reference to fig. 1-4.

The embodiment of the application discloses a fireproof window. Referring to fig. 1 and 2, a fire window includes a window frame 1, a window sash 2, and a fire-proof glass 3, the window sash 2 is hinged with the window frame 1, the fire-proof glass 3 is provided in plurality, a stabilizing assembly 8 is provided between the fire-proof glass 3 and the window frame 1, and connected through the stabilizing assembly 8; the fire-proof glass 3 is connected with the window sash 2.

When a worker installs the fireproof window, firstly, the window frame 1 is installed in sections, and meanwhile, the fireproof glass 3 corresponding to the window frame 1 is installed on the window frame 1 by utilizing the stabilizing component 8, finally, the splicing and combined installation of the rest window frames 1 is carried out, and the window frame 1 and a wall body are fixedly connected by utilizing bolts.

Referring to fig. 2 and 3, the window frame 1 includes a heat insulation frame 11 and a fire prevention frame 12, the heat insulation frame 11 is made of PVC material, and the heat insulation frame 11 is located near one side of the room; the fireproof frame 12 is made of aluminum alloy material, and the fireproof frame 12 is positioned at one side close to the outside. A clamping assembly 4 is arranged between the heat insulation frame 11 and the fireproof frame 12, and is clamped by the clamping assembly 4, the clamping assembly 4 comprises a heat insulation extending end 41 and a fireproof extending end 42, the longitudinal section of the heat insulation extending end 41 is C-shaped, and the heat insulation extending end 41 is fixedly connected with the heat insulation frame 11 and integrally formed; the longitudinal section of the fireproof extension end 42 is L-shaped, and the fireproof extension end 42 is fixedly connected with the fireproof frame 12 and integrally formed; the heat insulation extending end 41 is positioned in the fireproof frame 12, is clamped with the fireproof frame 12 and then is bonded, and the fireproof extending end 42 is positioned in the heat insulation frame 11 and is clamped with the heat insulation frame 11 and then is bonded.

Referring to fig. 2 and 4, the window sash 2 is made of aluminum alloy, the heat insulation frame 11 is hinged with the window sash 2, a sealing strip 9 is arranged around the heat insulation frame 11 for installing the window sash 2, the sealing strip 9 is integrally formed, the sealing strip 9 is positioned on one side of the heat insulation frame 11 close to the window sash 2, the sealing strip 9 is fixedly bonded with the heat insulation frame 11 and is abutted to the window sash 2, and the fireproof glass 3 is fixedly bonded with the window sash 2.

When a worker installs the window frame 1, firstly, the heat insulation frame 11 and the fireproof frame 12 of the same section are spliced through the heat insulation extending end 41 and the fireproof extending end 42, after splicing, the heat insulation frame 11 and the fireproof frame 12 are bonded and fixed, and the fireproof glass 3 is fixed on the window frame 1 by utilizing the stabilizing component 8; after the fireproof glass 3 is installed, the rest of the inserted heat insulation frames 11 and the fireproof frames 12 are inserted by the aid of the stabilizing assemblies 8 and are fixed in an adhesive mode, and the newly installed window frame 1 is fixed by means of bolts; finally, adhering the sealing strip 9 to the heat insulation frame 11, installing the fireproof glass 3 and the window sash 2, and installing the window sash 2 provided with the fireproof glass 3 on the window frame 1; finally, the installation of the window frame 1 and the fire-proof glass 3 is completed.

Referring to fig. 1 and 3, the first stabilizing pieces 5 are set to four, four first stabilizing pieces 5 are located four corners of the periphery of the window frame 1 respectively, the first stabilizing pieces 5 comprise a horizontal section 51 and a vertical section 52, the lengths of the horizontal section 51 and the vertical section 52 are equal, the horizontal section 51 is perpendicular to the vertical section 52, the horizontal section 51 and the vertical section 52 are integrally formed, the horizontal section 51 and the vertical section 52 are all abutted to the heat insulation frame 11 and the fire prevention frame 12, the horizontal section 51 and the vertical section 52 are far away from the fire prevention frame 12, the accommodating cavity 53 is formed in one side of the heat insulation frame 11, the horizontal section 51 and the vertical section 52 are in threaded connection with the heat insulation frame 11 through fixing bolts, the heads of the fixing bolts are located in the accommodating cavity 53, the heads of the fixing bolts are flush with the horizontal section 51 and the horizontal surface of one side of the vertical section 52 far away from the fire prevention frame 11, and the heads of the fixing bolts are flush with the horizontal surface of one side of the horizontal section 51 and the vertical section 52 far away from the fire prevention frame 12.

Referring to fig. 1 and 3, the second fixing pieces 6 are rectangular, four second fixing pieces 6 are located on four side walls of the periphery of the window frame 1, the second fixing pieces 6 are in threaded connection with the fireproof frame 12 and the heat insulation frame 11 through fixing bolts, and accommodating cavities 53 capable of accommodating heads of the fixing bolts are formed in the second fixing pieces 6.

Referring to fig. 1 and 3, a plurality of third fixing pieces 7 are provided, the plurality of third fixing pieces 7 are all located on one side, far away from the fireproof frame 12, of the fireproof glass 3, the third fixing pieces 7 comprise a connecting piece 71 and a blocking piece 72, the connecting piece 71 is perpendicular to the blocking piece 72, the connecting piece 71 and the blocking piece 72 are integrally formed, the connecting piece 71 and a fireproof extension end 42 close to the connecting piece 71 are welded and fixed in the heat insulation frame 11 and are abutted to the heat insulation frame 11, the connecting piece 71 is in threaded connection with the heat insulation frame 11 and the fireproof frame 12 through fixing bolts, and a containing cavity 53 capable of containing the heads of the fixing bolts is formed in the connecting piece 71; the blocking piece 72 abuts against the fire-resistant glass 3.

After the window frame 1 and the fireproof glass 3 are installed, fixing the first stabilizing pieces 5 at four corners of the window frame 1 by using fixing bolts, then placing the second stabilizing pieces 6 at four sides of the window frame 1, fixedly connecting the second stabilizing pieces by using the fixing bolts, and fixedly connecting the connecting pieces 71 of the third stabilizing pieces 7 with the inner side of the window frame 1 by using bolts, so that the blocking pieces 72 are abutted against the fireproof glass 3, and at the moment, the shape of the window frame 1 is stable and is difficult to change due to installation; and then the whole fireproof window is placed at the window opening, and the window frame 1 is fixed by bolts.

The heat insulation frame 11 is provided with a splicing groove 111 for inserting the fireproof glass 3, a plurality of stabilizing assemblies 8 are arranged between the splicing groove 111 and the fireproof glass 3, and the adjacent stabilizing assemblies 8 are connected with each other. The stabilizing component 8 comprises a first clamping strip 81 and a second clamping strip 82, wherein the first clamping strip 81 is made of fireproof glass 3, one side of the first clamping strip 81 is in a protruding shape, the other side of the first clamping strip 81 is in a plane shape, and one side of the first clamping strip 81 in the plane shape is fixedly connected with the fireproof glass 3 and integrally formed; the second clamping strip 82 is made of fireproof rubber, one side of the second clamping strip 82 is concave, the other side of the second clamping strip 82 is planar, one side of the second clamping strip 82 which is planar is fixedly bonded with the inner wall of the inserting groove 111, and one side of the second clamping strip 82, which is far away from the heat insulation frame 11, is fixedly bonded with one side, which is far away from the fireproof glass 3, of the first clamping strip 81. The first clamping strips 81 are wrapped on the peripheral wall of the fireproof glass 3, the second clamping strips 82 are adhered to the inner wall of the inserting groove 111, and the first clamping strips 81 are clamped with the corresponding second clamping strips 82 and adhered and fixed.

When a worker installs the fireproof glass 3, the first clamping strips 81 on the fireproof glass 3 are inserted into the inserting grooves 111 fixedly connected with the second clamping strips 82, then the inserting grooves are glued and fixed, then other window frame 1 sections on the side edges of the fireproof glass 3 are connected with the fireproof glass 3 through the method, the window frames 1 of different sections are glued and fixed firstly, then the bolts are used for fixing, and then the whole window frame 1 and the fireproof glass 3 are installed.

The implementation principle of the fireproof window of the embodiment of the application is as follows: when a worker installs the fireproof window, firstly, the heat insulation frame 11 and the fireproof frame 12 of the same section are spliced with the fireproof extension end 42 through the heat insulation extension end 41, after splicing, the heat insulation frame 11 and the fireproof frame 12 are fixedly bonded, the first clamping strip 81 on the fireproof glass 3 is inserted into the splicing groove 111 fixedly connected with the second clamping strip 82, then the splicing groove is fixedly bonded, and then the other window frame 1 sections on the side edge of the fireproof glass 3 are connected with the fireproof glass 3 through the method; after the window frame 1 and the fireproof glass 3 are installed, fixing the first stabilizing pieces 5 at four corners of the window frame 1 by using fixing bolts, fixing the second stabilizing pieces 6 at four sides of the window frame 1 by using the fixing bolts, and fixedly connecting the connecting pieces 71 of the third stabilizing piece 7 with the inner side of the window frame 1 by using bolts so that the blocking piece 72 is abutted against the fireproof glass 3; then the newly installed window frame 1 is fixed on the window of the wall body by bolts; after the window frame 1 and the fireproof glass 3 are installed on the wall body, adhering the sealing strip 9 to the heat insulation frame 11 on which the window sash 2 is required to be installed, installing the fireproof glass 3 and the window sash 2, and installing the window sash 2 with the fireproof glass 3 on the window frame 1; finally, the installation of the window frame 1 and the fire-proof glass 3 is completed.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims

1. The utility model provides a fire prevention window, includes window frame (1) and casement (2), and casement (2) hinge on window frame (1), all install fire prevention glass (3), its characterized in that on window frame (1) and casement (2): the window frame (1) comprises a heat insulation frame (11) and a fireproof frame (12), wherein the heat insulation frame (11) is a heat insulation frame (11) made of PVC, the fireproof frame (12) is a fireproof frame (12) made of aluminum alloy, the heat insulation frame (11) is positioned at one side close to an indoor side, the fireproof frame (12) is positioned at one side close to an outdoor side, a clamping assembly (4) is arranged between the heat insulation frame (11) and the fireproof frame (12), and the heat insulation frame (11) and the fireproof frame (12) are mutually clamped through the clamping assembly (4) and are fixed by gluing;

A splicing groove (111) is formed in the heat insulation frame (11), the fireproof glass (3) is inserted into the splicing groove (111), a stabilizing component (8) is arranged between the fireproof glass (3) and the splicing groove (111), and the fireproof glass and the splicing groove are connected and bonded through the stabilizing component (8);

the clamping assembly (4) comprises a heat insulation extending end (41) and a fireproof extending end (42), the longitudinal section of the heat insulation extending end (41) is C-shaped, and the heat insulation extending end (41) is fixedly connected with the heat insulation frame (11) and integrally formed; the longitudinal section of the fireproof extension end (42) is L-shaped, and the fireproof extension end (42) is fixedly connected with the fireproof frame (12) and integrally formed; the heat insulation extending end (41) is positioned in the fireproof frame (12) and is clamped with the fireproof frame (12) and then bonded, and the fireproof extending end (42) is positioned in the heat insulation frame (11) and is clamped with the heat insulation frame (11) and then bonded;

The stabilizing component (8) comprises a first clamping strip (81) and a second clamping strip (82), the first clamping strip (81) is fixedly connected to the fireproof glass (3), one side, far away from the fireproof glass (3), of the first clamping strip (81) is in a protruding shape, and the second clamping strip (82) is made of fireproof rubber; the second clamping strip (82) is fixedly connected to the wall of the inserting groove (111), one side, far away from the heat insulation frame (11), of the second clamping strip (82) is concave, and the first clamping strip (81) is clamped with the second clamping strip (82);

The stabilizing assembly (8) is arranged into a plurality of groups, a plurality of first clamping strips (81) are fixedly connected, the bottoms of the fireproof glass (3) are coated, a plurality of second clamping strips (82) are fixedly connected, the inner walls of the inserting grooves (111) are coated, and the first clamping strips (81) are clamped with the corresponding second clamping strips (82).

2. A fire window according to claim 1, wherein: four corners cladding of window frame (1) has first firm piece (5), and first firm piece (5) include horizontal segment (51) and vertical section (52), and horizontal segment (51) are perpendicular with vertical section (52), and fixed connection, and horizontal segment (51) are all fixed connection with insulating frame (11), fire prevention frame (12), and vertical section (52) are all fixed connection with insulating frame (11), fire prevention frame (12).

3. A fire window according to claim 2, wherein: the outer peripheral wall of the window frame (1) is provided with a second stabilizing piece (6), one side of the second stabilizing piece (6) is fixedly connected with the heat insulation frame (11), and the other side of the second stabilizing piece is fixedly connected with the fireproof frame (12).

4. A fire window according to claim 3, wherein: the heat insulation frame (11) deviates from fireproof frame (12) one side fixedly connected with third firm piece (7), and third firm piece (7) include connection piece (71) and stop piece (72), connection piece (71) and fireproof extension end (42) fixed connection, stop piece (72) and connection piece (71) fixed connection, stop piece (72) and fireproof glass (3) butt.

5. A fire window according to claim 1, wherein: the heat insulation frame (11) provided with the window sashes (2) is provided with sealing strips (9), the sealing strips (9) are arranged around the heat insulation frame (11) and fixedly connected with the heat insulation frame (11), part of the sealing strips (9) are abutted with the window sashes (2), and the sealing strips (9) are integrally formed.