CN210264417U - Heat-insulation fireproof window with aluminum alloy protecting cover - Google Patents

Abstract

The utility model provides a heat preservation fireproof window with aluminum alloy protecting cover, a serial communication port, fireproof window includes window frame (2), casement (3), glass (5) and aluminum alloy protecting cover (7), window frame (2) and casement (3) comprise steel section bar (1), install in window frame (2) or casement (3) glass (5), establish respectively aluminum alloy protecting cover (7) the inside and outside both sides of window frame (2) and casement (3). The aluminum alloy protective cover (7) not only enables the outer surface of the fireproof window to be neat and attractive, but also has the functions of heat preservation and corrosion prevention, and reduces the heat conductivity coefficient of the whole fireproof window. The aluminum alloy protective cover (7) is simple to process, convenient to install, low in cost and suitable for wide popularization.

Description

Heat-insulation fireproof window with aluminum alloy protecting cover

Technical Field

The utility model belongs to the technical field of the fire window, concretely relates to heat preservation fire window with aluminum alloy protecting cover.

Background

Along with the rapid development of modern city construction, the requirements for fire prevention, shock resistance and the like of buildings are more and more emphasized, particularly, the density of buildings in modern cities is high, the fire resistance of the buildings is an important aspect for guaranteeing personal safety, windows are used as external connection gaps of the buildings and have corresponding fire prevention requirements, and the national standards GB50016-2014 'building design fire prevention Specification' and GB16809-2008 'fire prevention Window' make detailed regulations on fire prevention windows. At present, the qualified fire windows generally adopt steel materials, and the steel has higher strength, hardness and melting point, and has better fire resistance, water resistance, air tightness and wind pressure resistance. However, steel fire windows also have some disadvantages: (1) the steel has a large heat conductivity coefficient, is not beneficial to indoor heat preservation of the window, particularly has large indoor and outdoor temperature difference in northern areas, and the heat preservation performance of the steel window is not ideal enough; (2) the corrosion resistance of the steel is poor, and the steel is easily affected by condensation and frosting after being exposed in indoor and outdoor environments for a long time; (3) the steel surface color is darker and has irregular texture, can plate one deck zinc on the steel surface usually, elegant appearance, however after steel welding is polished, the zinc layer on surface can have wearing and tearing of different degree, influences outward appearance pleasing to the eye and corrosion resisting property.

For example, patent cn201620020020045. x discloses a steel fireproof window, which comprises a window frame and plate-shaped fireproof glass, wherein the window frame is installed on a wall body, a groove is formed in an inner ring of the window frame, the groove is annular along the circumferential direction of the window frame, and the composite heat-insulation fireproof glass is embedded in the groove. The window frame of the steel fireproof window is made of the galvanized heat insulation plate, and the fireproof glass is embedded composite heat insulation type fireproof glass, so that the steel fireproof window has extremely strong fire insulation effect and can effectively avoid the spread of fire.

In the aspect of improving the heat conductivity coefficient and the heat insulation performance of a window, scientific research technicians carry out more work, and a special space is reserved in a window frame or a vertical column for fixing glass and is used for filling a fireproof heat insulation material. For example, patent CN201811111147.2 discloses a bridge cut-off aluminum alloy heat preservation fireproof window, including bridge cut-off aluminum alloy framework and the double glazing that sets up in its inside, the double glazing middle part is equipped with the vacuum cavity, double glazing's side is equipped with the mounting groove, is equipped with the refractory material layer in the mounting groove, and the both sides wall of aluminum alloy framework is equipped with the pouring recess that is used for pouring polyurethane insulation material, and the refractory material layer can prevent fires, and intensity is than higher again, and its connection is stable, is difficult for droing, and this bridge cut-off aluminum alloy heat preservation fireproof window's thermal insulation performance is.

Patent CN201620059117.1 provides an energy-conserving heat preservation section bar and including the energy-conserving heat preservation fire window of this section bar, and this energy-conserving heat preservation section bar is made by inorganic fiber reinforced resin, and inorganic fiber reinforced resin is formed by inorganic fiber and resin complex, is equipped with the cavity on energy-conserving heat preservation section bar, and is equipped with one or more fire prevention inflation strips on the inner wall of cavity. This energy-conserving heat preservation fire window includes: window frame, casement, fire prevention glass and fire prevention core, fire prevention core is made by energy-conserving heat preservation section bar. The energy-saving heat-preservation fireproof window is high in safety performance, has good sound insulation, heat insulation and heat preservation performance, and meets the door and window energy-saving requirements of various places on building energy conservation.

At present, a heat preservation facility for a fireproof window is complex, a special reserved space is needed, the processing difficulty of a steel section is increased, and the cost is high. In addition, increase special heat preservation fire prevention facility, can thicken or increase the original size of window, expand the space again on the space basis that the wall body reserved for the window, the operation is complicated, and inefficiency just influences pleasing to the eye.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a heat preservation fireproof window with aluminum alloy protecting cover, the inside and outside both sides of window frame and the casement of fireproof window have the aluminum alloy protecting cover, the cavity has in the aluminum alloy protecting cover, and the aluminum alloy protecting cover not only makes the fireproof window surface neat pleasing to the eye, still has heat preservation and anticorrosive effect concurrently, reduces the coefficient of heat conductivity of whole fireproof window.

In order to achieve the purpose, the utility model discloses a technical scheme provide a heat preservation fireproof window with aluminum alloy protecting cover, fireproof window includes window frame, casement, glass and aluminum alloy protecting cover, window frame and casement comprise the steel section bar, glass installs in the casement, the aluminum alloy protecting cover is established respectively the inside and outside both sides of window frame and casement.

The window frame and the window sash are made of steel sectional materials with different shapes, and the steel sectional materials comprise a hollow cavity, a lap step, a water guide groove and a sealing strip clamping groove. The center of the steel section is a hollow cavity, and steel plates with different clamping grooves and shapes are surrounded around the hollow cavity, so that the steel section becomes a three-dimensional upright column structure. One side of the steel section bar is provided with a water chute, when rainwater or other liquid flows into a window seam between the window frame and the window sash, the rainwater or other liquid can flow out along the water chute and cannot flow into a room, so that the waterproof function is enhanced. The steel section bar is characterized in that lapping steps are arranged on two sides of one end of the steel section bar, the lapping steps protrude outwards, and different steel section bars can be lapped and matched for use through the lapping steps. The both sides of the steel section bar other end are equipped with the sealing strip draw-in groove for embedded sealing strip, the embedding sealing strip can improve the gas tightness of fire window improves waterproof nature and sealed effect simultaneously, reduces the heat dissipation, plays the fire prevention effect. The steel profile is a closed, one-piece structure formed by continuous rolling.

Preferably, the angle formed by the outward edge of the sealing strip clamping groove and the bottom edge is more than 90 degrees, more preferably, the angle is 90-120 degrees, and more preferably, the angle is 100 degrees or 110 degrees. The angle is greater than 90 degrees, and the steel section bar of being convenient for is fixed with the concatenation after the aluminum alloy protecting cover, is difficult for droing.

The window frame is connected with the window sash through the hinge, so that the window sash can rotate around the rotating shaft of the hinge, and the opening and closing of the window sash are realized.

The glass is installed in the window sash, one side of the glass is fixed through the sealing strip clamping groove of the steel section, the sealing strip in the sealing strip clamping groove plays roles in buffering and fixing the glass and isolating, and the other side of the glass is fixed through the glass pressing strip.

Preferably, the glass is single-sheet (or composite) fireproof glass (class C fireproof glass according to the specification of GB15763.1 "safety glass fireproof glass"), the glass is single-sheet, double-layer or triple-layer glass, a hollow (dry air or inert gas) layer is between each layer of glass, and multiple layers of glass can further enhance the thermal insulation and sound insulation properties of the fireproof window.

The aluminum alloy protective covers are respectively arranged on the inner side and the outer side of the window frame and the window sash, and particularly, the aluminum alloy protective covers are arranged outside the clamping grooves of the sealing strips of the steel section bars or outside the lapping steps; therefore, the aluminum alloy protective cover achieves the purpose of covering most of the exposed surface areas of the window frame and the window sash, and provides good decoration, corrosion prevention, heat preservation and heat insulation effects for the fireproof window; therefore, the whole area of the steel section bar for covering the window frame and the window sash is not needed, the aluminum alloy protective cover is simple in processing shape, materials are saved, the heat preservation and insulation effects are achieved, the installation procedure is simplified, and the cost is reduced.

The aluminum alloy protective cover has the bridge cut-off of cavity for the one side that has different shapes, is through extrusion moulding's integral type structure, bridge cut-off aluminum alloy protective cover's advantage: (1) the overall heat conductivity coefficient of the fireproof window can be effectively reduced; (2) the fireproof window covers the inner side and the outer side of the window frame and the window sash to play a role in decoration, so that the outer surface of the fireproof window is neat and attractive; (3) the corrosion resistance of the fireproof window can be improved.

The aluminum alloy protecting cover comprises a strip-shaped clamping groove, a buckle and a cavity, and is convenient to splice with steel sectional materials of window frames and window sashes with different shapes. The aluminum alloy protective cover is integrally in a Chinese character 'shan' shape and comprises a top cover surface and two side cover surfaces; the aluminum alloy protecting cover is characterized in that the top cover face and the two side cover faces of the aluminum alloy protecting cover are provided with convex strip-shaped clamping grooves, splicing with steel sectional materials is facilitated, the outer edges of the strip-shaped clamping grooves are provided with barb-shaped buckles, splicing with the steel sectional materials is facilitated, and the steel sectional materials are fixed, so that the aluminum alloy protecting cover and the steel sectional materials are not prone to separation. The cavity is naturally formed between the strip-shaped clamping grooves and is located between the aluminum alloy protecting cover and the steel section, non-metal heat insulating materials can be filled in the cavity, the heat insulation performance of the fireproof window is further improved, any materials can not be filled in the cavity, and the air in the cavity can also play a role in heat insulation. The outer edges of the two side cover surfaces are provided with barb-shaped buckles, so that the steel section bar can be integrally fixed after being spliced.

The number of the strip-shaped clamping grooves of the aluminum alloy protecting cover is 2-6, preferably, the number of the strip-shaped clamping grooves of the top cover surface of the aluminum alloy protecting cover is 2-4, and the number of the strip-shaped clamping grooves of the cover surfaces on two sides is 1-2.

The thickness of aluminum alloy protecting cover is 0.5-5mm, and is preferred, the thickness of aluminum alloy protecting cover is 1-3mm, and is more preferred, the thickness of aluminum alloy protecting cover is 1 mm.

The aluminum alloy protecting cover is spliced with the clamping groove in a fixing mode of the steel section, additional parts such as screws and welding are not needed for fixing, the operation is simple, the construction efficiency is high, the disassembly and the replacement are convenient, and the maintenance cost of the fireproof window is reduced.

The aluminum alloy protecting cover can also comprise a non-metal broken bridge, the non-metal broken bridge is arranged between the aluminum alloy protecting cover and the steel section bar, the function of thermal broken bridge is achieved, and the overall heat conductivity coefficient of the fireproof window is further reduced. The nonmetal bridge cut-off is made of polypropylene, polyamide, polyvinyl chloride, ABS plastic (acrylonitrile-butadiene-styrene plastic) or nylon.

The nonmetal bridge cut-off is in an inverted 'mountain' shape and comprises a top cover surface and two side cover surfaces, and the outer edges of the two side cover surfaces of the nonmetal bridge cut-off are provided with barb-shaped buckles which are convenient to splice with the strip-shaped clamping grooves of the aluminum alloy protecting cover so that the nonmetal bridge cut-off is fixed on the aluminum alloy cover plate; the top cover surface of the nonmetal bridge cut-off is contacted with the outer surface of the steel section bar and is fixed by screws; preferably, the top cover surface of the nonmetal bridge cut-off is provided with a groove, so that the fixing position of the screw can be conveniently marked.

The thickness of the nonmetal bridge cut-off is 1-5mm, preferably, the thickness of the nonmetal bridge cut-off is 2-3mm, more preferably, the thickness of the nonmetal bridge cut-off is 2 mm.

Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:

1. the utility model provides a fire window has the aluminum alloy protecting cover, reduces the holistic coefficient of heat conductivity of fire window, improves heat preservation and heat-proof quality.

2. The utility model provides a technical scheme has good decorative effect, can effectively shelter from the welding defect of steel section bar.

3. The utility model provides an aluminum alloy protecting cover has anticorrosive effect, simple to operate moreover, and low cost is fit for extensively promoting.

Drawings

FIG. 1 is a cross-sectional view of the fire window of the present invention

Figure 2 is a cross-sectional view of an alternative fire window of the present invention

Figure 3 is a cross-sectional view of another alternative fire window of the present invention

Figure 4 is a cross-sectional view of another alternative fire window of the present invention

Figure 5 is a cross-sectional view of another alternative fire window of the present invention

FIG. 6 is a schematic view of the non-metal bridge cut-off 8 of the present invention

FIG. 7 is a cross-sectional view of the aluminum alloy protective cover 7 of the present invention

Figure 8 is a cross-sectional view of an alternative aluminum alloy protective cover 7 of the present invention

Figure 9 is a cross-sectional view of an alternative aluminum alloy protective cover 7 of the present invention

In the attached drawings, 1-steel section bar, 101-hollow cavity, 102-lap step, 103-water chute, 104-sealing strip clamping groove, 105-sealing strip, 2-window frame, 3-window sash, 4-glass pressing strip, 5-glass, 6-hollow layer, 7-aluminum alloy protecting cover, 701-strip clamping groove, 702-buckle, 703-cavity, 8-nonmetal broken bridge, 9-hinge and 10-filler.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

In the following embodiment, the non-metal bridge-cut 8 is made of ABS, the thickness of the non-metal bridge-cut 8 is 2mm, and the thickness of the aluminum alloy protective cover is 1 mm.

Example 1

The present embodiment includes a middle window frame 2 (fixed mullion) and two window sashes 3 at both sides capable of being opened to the outside.

The section of the fire window is shown in fig. 1, the window frame 2 and the window sash 3 are made of steel section bars 1 with the same shape, the middle steel section bar 1 is the window frame 2 (fixed middle stile), and the steel section bars 1 at two sides are the window sashes 3 which are opened outdoors. The steel section bar 1 comprises a hollow cavity 101, a lap step 102, a water chute 103 and a sealing strip clamping groove 104; the hollow cavity 101 is positioned in the center of the steel section bar 1, and steel plates are surrounded around the hollow cavity, so that the steel section bar 1 is in a column configuration; the guiding gutter 103 of the window frame 2 is arranged on the right side of the steel section bar 1, the guiding gutter 103 of the left sash 3 is arranged on the right side of the steel section bar 1, and the guiding gutter 103 of the right sash 3 is arranged on the left side of the steel section bar 1.

The lap step 102 of window frame 2 is established in the one end of 1 outdoor sides of steel section bar, and aluminum alloy protecting cover 7 is cup jointed to lap step 102 outside, and the top capping of aluminum alloy protecting cover 7 is equipped with two bar draw-in grooves 701, forms the cavity between aluminum alloy protecting cover 7 and the lap step 102, and the outside border of both sides capping is equipped with barb-shaped buckle 702, is convenient for splice with lap step 102, prevents to drop. The two sides of the aluminum alloy protecting cover 7 in the outdoor direction are contacted with the sealing strips 105 of the window sash 3, so that the window sash 3 and the window frame 2 are well sealed when the window sash 3 is closed. The sealing strip clamping groove 104 of the window frame 2 is arranged at one end of the indoor side of the steel section bar 1, and the sealing strips 105 are arranged in the sealing strip clamping groove 104, so that the sealing strip is convenient to contact with the window sashes 3 on the two sides and is well sealed. The aluminum alloy protective cover 7 is sleeved outside the sealing strip clamping groove 104 of the window frame 2, the top cover face is provided with two strip-shaped clamping grooves 701, the outer edge of each strip-shaped clamping groove 701 is provided with a barb-shaped buckle 702 and is sleeved with the nonmetal bridge cut-off 8, the cover faces on the two sides are respectively provided with one strip-shaped clamping groove 701 and are matched with the buckles 702 on the edge, so that the aluminum alloy protective cover 7 is firmly sleeved on the outward edge of the sealing strip clamping groove 104, and the angle formed by the outward edge of the sealing strip clamping groove 104 and the bottom edge is 100 degrees.

The sealing strip clamping groove 104 of the left window sash 3 is arranged at one end of the outdoor side of the steel section bar 1, the aluminum alloy protective cover 7 is sleeved outside the sealing strip clamping groove 104, two strip-shaped clamping grooves 701 are arranged on the top cover face, the reverse hook-shaped buckle 702 is arranged at the outer edge of each strip-shaped clamping groove 701 and is sleeved with the nonmetal bridge cut-off 8, the strip-shaped clamping grooves 701 are arranged on the cover faces at the two sides respectively and are matched with the buckle 702 at the edge, and the aluminum alloy protective cover 7 is firmly sleeved on the sealing strip clamping groove 104 of the left window sash 3. The sealing strip clamping groove 104 is internally provided with a sealing strip 105 which is matched with the glass pressing strip 4 on the indoor side to fix the glass 5 and is provided with three layers of glass 5, and a vacuum layer 6 is arranged between each layer of glass 5. The scrap (bridge) step 102 of the left window sash 3 is arranged at one end of the indoor side of the steel section bar 1, the aluminum alloy protective cover 7 is sleeved outside the scrap (bridge) step 102, the top cover face is provided with two strip-shaped clamping grooves 701, one side of the top is provided with a large rectangular cavity, the left cover face is provided with one strip-shaped clamping groove 701 and is matched with the edge buckles 702 of the two sides, and the aluminum alloy protective cover 7 is firmly sleeved on the scrap (bridge) step 102 of the left window sash 3.

The sealing strip clamping groove 104 of the right window sash 3 is arranged at one end of the outdoor side of the steel section bar 1, the aluminum alloy protective cover 7 is sleeved outside the sealing strip clamping groove 104, two strip-shaped clamping grooves 701 are arranged on the top cover face, the reverse hook-shaped buckle 702 is arranged at the outer edge of each strip-shaped clamping groove 701 and is sleeved with the nonmetal bridge cut-off 8, the strip-shaped clamping grooves 701 are respectively arranged on the cover faces at the two sides and are matched with the buckle 702 at the edge, and the aluminum alloy protective cover 7 is firmly sleeved on the sealing strip clamping groove 104 of the right window sash. The sealing strip clamping groove 104 is internally provided with a sealing strip 105 which is matched with the glass pressing strip 4 on the indoor side to fix the glass 5 and is provided with three layers of glass 5, and a vacuum layer 6 is arranged between each layer of glass 5. The step 102 of the overlap of right side casement 3 establishes in the indoor side one end of steel section bar 1, and the aluminum alloy protecting cover 7 is cup jointed to the step 102 outside of overlap, and the top capping has two bar draw-in grooves 701 to one side at top has great rectangle cavity, and the capping on right side is equipped with a bar draw-in groove 701, and with the border buckle 702 cooperation of both sides, makes aluminum alloy protecting cover 7 firmly cup joint on the step 102 of overlap.

Example 2

The present embodiment includes a right fixed frame 2 and a left sash 3 opened to the outside.

An alternative fire window is shown in cross-section in fig. 2, where the frame 2 and sash 3 are formed of different shaped steel profiles 1. The steel section bar 1 comprises a hollow cavity 101, a lap step 102, a water chute 103 and a sealing strip clamping groove 104; the hollow cavity 101 is positioned in the center of the steel section bar 1, and steel plates are surrounded around the hollow cavity, so that the steel section bar 1 is in a column configuration; the water chute 103 of the window frame 2 is arranged at the left side of the steel section bar 1, and the water chute 103 of the window sash 3 is arranged at the right side of the steel section bar 1.

Both ends of the window frame 2 are provided with a lapping step 102 and a sealing strip clamping groove 104, the left side of one end of the outdoor side of the window frame 2 is provided with the lapping step 102, the right side of the other end of the outdoor side of the window frame 2 is provided with the sealing strip clamping groove 104, a sealing strip 105 is arranged in the sealing strip clamping groove 104 and matched with the glass pressing strip 4 to fix the glass 5, three layers of glass 5 are provided, and a vacuum layer 6 is arranged between each layer of glass 5. The aluminum alloy protecting cover 7 is sleeved outside one end of the outdoor side of the window frame 2, the top cover face is provided with two strip-shaped clamping grooves 701, a cavity is formed between the top cover face and the window frame 2, and the edge buckles 702 on the two sides of the aluminum alloy protecting cover 7 are convenient to splice with the window frame 2 and prevent falling. The right side of the indoor side of the window frame 2 is provided with a lap step 102, the left side is provided with a sealing strip clamping groove 104, a sealing strip 105 is arranged in the sealing strip clamping groove 104, and the sealing strip 105 is in contact with the window sash 3 to keep good sealing performance. The aluminum alloy protecting cover 7 is sleeved outside one end of the indoor side of the window frame 2, the top cover face is provided with two strip-shaped clamping grooves 701, the outer edges of the strip-shaped clamping grooves 701 are provided with barb-shaped buckles 702 and are sleeved with the nonmetal bridge breakers 8, the cover faces on the two sides are respectively provided with one strip-shaped clamping groove 701 and are matched with the buckles 702 on the edges, and the aluminum alloy protecting cover 7 is firmly sleeved on the window frame 2.

The sash 3 is connected to the frame 2 by a hinge 9 so that the sash 3 can be opened outdoors. The shape of the steel section bar 1 of the window sash 3 is the same as that of the steel section bar 1 in the embodiment 1, and the structures of the window sash 3, the alloy protective cover 7, the glass 5 and the glass bead 4 are the same as those of the left window sash 3 in the embodiment 1.

Example 3

The present embodiment includes a fixed window frame 2 on the left side and a window sash 3 on the right side that opens to the outside.

Another alternative fire window is shown in fig. 3, where the frame 2 and sash 3 are made of different shaped steel profiles 1, and the steel profile 1 of the sash 3 is the same shape as the steel profile 1 of example 1. The steel section bar 1 comprises a hollow cavity 101, a lap step 102, a water chute 103 and a sealing strip clamping groove 104; the hollow cavity 101 is positioned in the center of the steel section bar 1, and steel plates are surrounded around the hollow cavity, so that the steel section bar 1 is in a column configuration; the water chute 103 of the window frame 2 is arranged at the right side of the steel section bar 1, and the water chute 103 of the window sash 3 is arranged at the left side of the steel section bar 1.

The outdoor side one end of window frame 2 is equipped with scrap (bridge) step 102, and scrap (bridge) step 102's outside cup joints aluminum alloy protecting cover 7, and the top capping is equipped with two bar draw-in grooves 701, makes vacuole formation between top capping and the window frame 2, and the border buckle 702 of aluminum alloy protecting cover 7 both sides is convenient for splice with window frame 2, prevents to drop. The left side of the indoor side end of the window frame 2 is provided with a lap edge step 102, the right side of the indoor side end of the window frame 2 is provided with a sealing strip clamping groove 104, a sealing strip 105 is arranged in the sealing strip clamping groove 104, and the sealing strip 105 is in contact with the window sash 3 to keep good sealing performance. The aluminum alloy protecting cover 7 is sleeved outside one end of the indoor side of the window frame 2, the top cover face is provided with two strip-shaped clamping grooves 701, a cavity is formed between the top cover face and the window frame 2, the outer edge of each strip-shaped clamping groove 701 is provided with a barb-shaped buckle 702 and is sleeved with the nonmetal bridge cut-off 8, the cover faces on the two sides are respectively provided with one strip-shaped clamping groove 701 and are matched with the buckles 702 on the edge, and the aluminum alloy protecting cover 7 is firmly sleeved on the window frame 2.

The sash 3 is connected to the frame 2 by a hinge 9 so that the sash 3 can be opened outdoors. The structure of the window sash 3, the alloy protective cover 7, the glass 5 and the glass bead 4 on the window sash is the same as that of the right window sash 3 in the embodiment 1.

Example 4

The present embodiment includes left and right fixed sashes 2.

Another alternative fire window is shown in fig. 4, where the two side frames 2 are made of different shaped steel profiles 1, the left side frame 2 has the same shape of the steel profile 1 as the steel profile 1 of example 1, and the right side frame 2 has the same shape of the steel profile 1 as the steel profile 1 of the frame 2 of example 3. The steel section bar 1 comprises a hollow cavity 101, a lap step 102, a water chute 103 and a sealing strip clamping groove 104; the hollow cavity 101 is positioned in the center of the steel section bar 1, and steel plates are surrounded around the hollow cavity, so that the steel section bar 1 is in a column configuration; the water chute 103 of the left window frame 2 is arranged at the right side of the steel section bar 1, and the water chute 103 of the right window frame 2 is arranged at the left side of the steel section bar 1.

And a sealing strip clamping groove 104 is formed in one end of the outdoor side of the left window frame 2, a sealing strip 105 is arranged in the sealing strip clamping groove 104, is matched with the glass pressing strip 4 and is used for fixing and sealing the glass 5 on two sides of the left window frame 2, three layers of glass 5 are arranged, and a vacuum layer 6 is arranged between each layer of glass 5. The aluminum alloy protecting cover 7 is sleeved outside the sealing strip clamping groove 104, the top cover face is provided with two strip-shaped clamping grooves 701, a cavity is formed between the top cover face and the left side window frame 2, and the edge buckles 702 on the two sides of the aluminum alloy protecting cover 7 are convenient to splice with the left side window frame 2 to prevent falling. One end of 2 indoor sides on left side window frames is equipped with scrap (bridge) step 102, scrap (bridge) step 102 outside cup joints aluminum alloy protecting cover 7, and the top capping is equipped with two bar draw-in grooves 701, makes vacuole formation between top capping and the left side window frame 2, and bar draw-in groove 701 outside border is equipped with barb-shaped buckle 702 to cup joint with nonmetal bridge cut-off 8, the both sides capping is equipped with a bar draw-in groove 701 respectively, and with the buckle 702 cooperation at border, make aluminum alloy protecting cover 7 firmly cup joint on left side window frame 2.

A sealing strip clamping groove 104 is formed in the left side of one end of the outdoor side of the right window frame 2, and a sealing strip 105 is arranged in the sealing strip clamping groove 104, matched with the glass pressing strip 4 and used for fixing and sealing the glass 5 on the left side of the right window frame 2; the right side of the one end of the 2 outdoor sides of right side window frame is equipped with scrap (bridge) step 102, and the outside aluminum alloy protecting cover 7 that cup joints of 2 outdoor sides of right side window frame, and the top capping is equipped with two bar draw-in grooves 701, makes vacuole formation between top capping and the right side window frame 2, and the border buckle 702 of the 7 both sides of aluminum alloy protecting cover is convenient for with the 2 concatenations of right side window frame, prevents to drop. The one end of 2 outdoor sides on right side window frames is equipped with scrap (bridge) step 102, scrap (bridge) step 102 outside cup joints aluminum alloy protecting cover 7, and the top capping is equipped with two bar draw-in grooves 701, makes to form the cavity between top capping and the right side window frame 2, and bar draw-in groove 701 outside border is equipped with barb-shaped buckle 702 to cup joint with nonmetal bridge cut-off 8, the both sides capping is equipped with a bar draw-in groove 701 respectively, and with the buckle 702 cooperation at border, make aluminum alloy protecting cover 7 cup joint firmly on right side window frame 2.

Example 5

The present embodiment includes a middle window frame 2 (fixed mullion) and two window sashes 3 at both sides capable of being opened to the outside.

Another alternative fire window is shown in fig. 5, which is a cross-sectional view of the fire window in this embodiment, and the structure of this embodiment is the same as that of embodiment 1, except that a filler 10 is added in the cavity between the aluminum alloy protective cover 7 and the steel profile 1, and the filler 10 is a heat insulation foam, so as to further enhance the heat insulation performance of the fire window in this embodiment, and reduce the thermal conductivity of the whole window.

Preparation example 1

The non-metal bridge cut-off 8 is shown in figure 6, and the non-metal bridge cut-off 8 is the structure of falling "mountain" word, including top capping and both sides capping, and the outside border of the both sides capping of non-metal bridge cut-off 8 is equipped with barb-shaped buckle, is convenient for splice with the bar draw-in groove 701 of aluminum alloy protecting cover 7, makes non-metal bridge cut-off 8 fix on aluminum alloy cover plate 7. The thickness of the nonmetal bridge cut-off is 2mm, and the material is polypropylene.

Preparation example 2

The cross-sectional view of the aluminum alloy protective cover 7 is shown in fig. 7, the aluminum alloy protective cover 7 comprises a strip-shaped clamping groove 701, a buckle 702 and a cavity 703, and the aluminum alloy protective cover 7 is integrally in an inverted-Chinese-character-shaped configuration and comprises a top cover surface and two side cover surfaces; the top cover surface is provided with two convex strip-shaped clamping grooves 701, the outer edges of the strip-shaped clamping grooves 701 are provided with barb-shaped buckles 702, the two side cover surfaces are respectively provided with one strip-shaped clamping groove 701, a cavity 703 is naturally formed between the strip-shaped clamping grooves 701, and the outer edges of the two side cover surfaces are provided with barb-shaped buckles 702.

The thickness of the aluminum alloy protective cover 7 is 1 mm.

Preparation example 3

An alternative aluminum alloy protective cover 7 is shown in a cross-sectional view in fig. 8, and the aluminum alloy protective cover 7 is integrally in an inverted "mountain" configuration and comprises a top cover surface and two side cover surfaces; the top capping is provided with two convex strip-shaped clamping grooves 701, grooves are formed in two sides of the two strip-shaped clamping grooves 701, and the outer edges of the two capping sides are provided with barb-shaped buckles 702.

Preparation example 4

Another alternative aluminum alloy protective cover 7 is shown in fig. 9, in which the aluminum alloy protective cover 7 is in the shape of an inverted "mountain" step as a whole, and includes a top cover surface and two side cover surfaces; the top capping is equipped with two convex bar draw-in grooves 701 to one side at top has great rectangle cavity, is equipped with the recess between two bar draw-in grooves 701, and the left capping is equipped with a bar draw-in groove 701, and the outside border of both sides capping is equipped with barb shape's buckle 702.

The embodiments of the present invention have been described with reference to the drawings, but the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention, which is protected by the following claims.

Claims (10)

1. The utility model provides a heat preservation fireproof window with aluminum alloy protecting cover, its characterized in that, fireproof window includes window frame (2), casement (3), glass (5) and aluminum alloy protecting cover (7), window frame (2) and casement (3) comprise steel section bar (1), install in window frame (2) or casement (3) glass (5), establish respectively aluminum alloy protecting cover (7) the inside and outside both sides of window frame (2) and casement (3).

2. The heat-insulating fireproof window with the aluminum alloy protective cover as claimed in claim 1, wherein the aluminum alloy protective cover (7) comprises a strip-shaped clamping groove (701), a buckle (702) and a cavity (703), and the aluminum alloy protective cover (7) is integrally in an inverted 'mountain' shape and comprises a top cover face and two side cover faces.

3. The heat-insulating fireproof window with the aluminum alloy protective cover as claimed in claim 2, wherein the aluminum alloy protective cover (7) has protruding strip-shaped clamping grooves (701) on the top cover face and the two side cover faces, the outer edges of the strip-shaped clamping grooves (701) are provided with barb-shaped clamping buckles (702), a cavity (703) is naturally formed between the strip-shaped clamping grooves (701), and the outer edges of the two side cover faces are provided with barb-shaped clamping buckles (702).

4. The insulating fire window with an aluminum alloy protective cover as recited in claim 3, characterized in that the cavity (703) is filled with a non-metallic insulating material.

5. The insulating fire window with aluminum alloy protective cover of claim 3, wherein the number of the strip-shaped clamping grooves (701) is 2-6.

6. An insulating and fire-protecting window with an aluminium alloy protective cover according to any one of claims 2 to 5, characterized in that the aluminium alloy protective cover (7) has a thickness of 0.5 to 5 mm.

7. The heat-insulating fireproof window with the aluminum alloy protecting cover according to claim 1, wherein the aluminum alloy protecting cover (7) further comprises a non-metal broken bridge (8), the non-metal broken bridge (8) is arranged between the aluminum alloy protecting cover (7) and the steel section bar (1), the non-metal broken bridge (8) is in a shape like a Chinese character 'shan', and comprises a top cover face and two side cover faces, and the outer edges of the two side cover faces of the non-metal broken bridge (8) are provided with inverted hook-shaped buckles for being conveniently spliced with the strip-shaped clamping grooves (701) of the aluminum alloy protecting cover (7).

8. The heat-insulating fireproof window with the aluminum alloy protective cover according to claim 1, wherein the steel section (1) comprises a hollow cavity (101), a scrap edge step (102), a water chute (103) and a sealing strip clamping groove (104), the water chute (103) is arranged on one side of the steel section (1), the scrap edge step (102) is arranged on two sides of one end of the steel section (1), and the sealing strip clamping groove (104) is arranged on two sides of the other end of the steel section (1) and used for embedding a sealing strip (105).

9. The insulating fire window with aluminum alloy protective cover of claim 8, wherein the angle between the outward edge of the sealing strip slot (104) and the bottom edge is 90-120 degrees.

10. The insulating fire window with aluminum alloy protective cover of claim 9, wherein the angle between the outward edge of the sealing strip slot (104) and the bottom edge is 100 degrees or 110 degrees.

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