CN212642513U

CN212642513U - Metal fire-resistant window

Info

Publication number: CN212642513U
Application number: CN202020924540.XU
Authority: CN
Inventors: 戴�峰; 杨海欧
Original assignee: Nanjing Furong Decorative Doors And Windows Co ltd
Current assignee: Nanjing Furong Decorative Doors And Windows Co ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2021-03-02
Anticipated expiration: 2030-05-27

Abstract

The utility model relates to a technical field of metal window discloses a metal fire-resistant window, include the window frame and install the casement in the window frame, the casement includes the aluminium frame and sets firmly the fire prevention glass in the aluminium frame, all be provided with back shape fire prevention cavity in aluminium frame and the window frame, set firmly in the fire prevention cavity and divide the fire prevention cavity into a plurality of intervals's spacer, the double-phase to the terminal surface of spacer all is on a parallel with the thickness direction of aluminium frame or window frame, the triangle-shaped strengthening rib has all set firmly on two relative terminal surfaces of spacer, the terminal surface of strengthening rib is right triangle-shaped's setting and triangle-shaped's two right-angle sides is fixed with spacer terminal surface and fire prevention cavity inner wall respectively, an inside wall of fire prevention cavity has set firmly the heat absorption expansion strip. The utility model discloses have the high and fire-retardant effectual effect of fire prevention of compressive strength.

Description

Metal fire-resistant window

Technical Field

The utility model belongs to the technical field of the technique of metal window and specifically relates to a metal fire-resistant window is related to.

Background

The fireproof window is also called a fireproof window, and is a window which consists of a window frame, a window sash and fireproof glass, wherein the window frame is filled with fireproof materials and can isolate and prevent fire from spreading.

The utility model discloses an aluminum alloy fire window is disclosed in current utility model patent document with publication number CN208024218U, including the window frame and install the casement in the window frame, the casement includes the aluminium frame and installs at the inboard fire prevention glass of aluminium frame, all is equipped with the endothermic inflation strip in window frame and the aluminium frame, and the laminating of endothermic inflation strip is at an inside wall of window frame and aluminium frame, and fire prevention glass is including the first glass layer, fire prevention liquid layer, the second glass layer of stacking in proper order establishing, and fire prevention liquid layer edge still is equipped with glass sealed glue.

When a fire disaster happens, the heat absorption expansion strips expand rapidly and fill the inner space of the aluminum frame, the fireproof performance of the window frame and the window sash is obviously improved, the fireproof liquid has a flame retardant effect, and the fireproof effect is good.

The above prior art solutions have the following drawbacks: when a fire disaster happens, the probability that the heat absorption expansion strips are uniformly heated is low, the states of all parts in the aluminum frame and the window frame filled by the heat absorption expansion strips are not completely consistent, the phenomena of insufficient local compressive strength and incomplete flame retardant performance exist in the aluminum frame and the window frame, and potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a metal fire-resistant window, its effectual effect that has the high and fire-retardant fire prevention of compressive strength.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a metal fire-resistant window, includes the window frame and installs the casement in the window frame, the casement includes the aluminium frame and sets firmly the fire prevention glass in the aluminium frame, all be provided with back shape fire prevention cavity in aluminium frame and the window frame, the fire prevention cavity sets firmly and divides the fire prevention cavity into a plurality of intervals's spacer, the double-phase to the terminal surface of spacer is all on a parallel with the thickness direction of aluminium frame or window frame, all set firmly the triangle-shaped strengthening rib on the two relative terminal surfaces of spacer, the terminal surface of strengthening rib is right triangle-shaped setting and triangle-shaped's two right-angle sides and is fixed with spacer terminal surface and fire prevention cavity inner wall respectively, an inside wall of fire prevention cavity has set firmly the heat absorption expansion strip.

By adopting the technical scheme, the compressive strength of the window frame and the aluminum frame is improved through the spacing pieces and the reinforcing ribs, even if the states of all parts filled by the heat absorption expansion strips in the window frame and the aluminum frame are not completely consistent, the aluminum frame and the window frame can resist hot air flow impact caused by fire, the expandable space of the heat absorption expansion strips is not easy to deform, filling gaps are not easy to occur when the heat absorption expansion strips expand, the flame retardant property is good, and the fire-resistant window is strong in structural stability.

The present invention may be further configured in a preferred embodiment as: the spacer is characterized in that two groups of reinforcing ribs are fixedly arranged on the spacer, each group of reinforcing ribs is two, the reinforcing ribs in the same group are respectively arranged on two opposite end faces of the spacer, and the height directions of the two groups of reinforcing ribs are respectively parallel to and perpendicular to the height direction of the spacer.

Through adopting above-mentioned technical scheme, two sets of strengthening ribs combined action, this fire resisting window's structural stability is stronger.

The present invention may be further configured in a preferred embodiment as: the two opposite end faces of the spacing pieces are respectively fixed with a damping block made of flame-retardant rubber, and the damping blocks fill gaps formed by encircling of the end faces of the spacing pieces and inner walls of the fireproof cavities, wherein the reinforcing ribs, the end faces of the spacing pieces and the inner walls of the fireproof cavities are adjacent and different groups.

Through adopting above-mentioned technical scheme, the snubber block can receive the energy consumption shock attenuation when strikeing at window frame or aluminium frame, and fills the difficult clearance of packing of heat absorption expansion strip, and the possibility that appears filling the clearance when the heat absorption expansion strip expands further reduces, and fire behaviour performance is more abundant.

The present invention may be further configured in a preferred embodiment as: the heat absorption expansion strip is fixedly arranged on the side wall of the fireproof cavity far away from the shock absorption block, and the thickness of the heat absorption expansion strip changes along with whether the heat absorption expansion strip is opposite to the reinforcing rib or the shock absorption block.

By adopting the technical scheme, the heat absorption expansion strip has better adaptability with the expandable space, and the flame retardant property is exerted more fully.

The present invention may be further configured in a preferred embodiment as: the height of the spacing pieces is half of the height of the reinforcing ribs.

By adopting the technical scheme, the expansion space of the heat absorption expansion strip is excessively occupied when the height of the spacing piece is too high, the supporting performance is not good when the height of the spacing piece is too small, and the proportion is the best proportion.

The present invention may be further configured in a preferred embodiment as: the fireproof glass comprises first glass, a fireproof liquid layer and second glass which are sequentially and horizontally stacked.

Through adopting above-mentioned technical scheme, first glass and second glass constitute the cavity glass structure, and the heat-proof quality is good, and has fire prevention liquid layer fire-retardant, and this fire-resistant window's fire behavior is good.

The present invention may be further configured in a preferred embodiment as: the glass frame is characterized in that a butyl rubber layer is arranged on the inner periphery of the aluminum frame in a surrounding mode, the aluminum frame is fixedly bonded with the first glass and the second glass through the butyl rubber layer, enclosing barriers attached to the end faces of the first glass and the second glass in a separated mode are fixedly arranged in the aluminum frame, and sealing glass cement is filled between the enclosing barriers and the corresponding first glass or second glass.

Through adopting above-mentioned technical scheme, enclose fender and butyl rubber layer jointly fixed first glass and second glass, sealed glass glue and butyl rubber layer coaction are revealed with organizing the fire prevention liquid layer, and this fire window's structural stability is good.

The present invention may be further configured in a preferred embodiment as: and the first glass and the second glass are both made of cesium-potassium fireproof glass.

By adopting the technical scheme, the cesium-potassium fireproof glass has excellent shock resistance and heat resistance, is not easy to break in case of fire, and has better use safety.

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

1. the deformation of the fireproof cavity is prevented by the reinforcing ribs and the spacing pieces, the compression strength of the window frame and the aluminum frame is good, expansion gaps are not easy to appear when the heat absorption expansion strips expand, the flame retardant property is good, and the function can be fully played when a fire occurs;

2. the fireproof glass has a heat-insulating hollow structure, a fireproof liquid layer is arranged for inflaming retarding and heat insulation, and the fireproof window is good in fireproof performance.

Drawings

FIG. 1 is a cross-sectional view of a particular embodiment of an internal structure for a fire-protected cavity.

Figure 2 is a cross-sectional view of a particular embodiment for a spacer.

FIG. 3 is a cross-sectional view of a particular embodiment for an endothermic expansion bar.

In the figure, 1, a window frame; 2. a window sash; 21. an aluminum frame; 22. fireproof glass; 221. a first glass; 222. a fire protection liquid layer; 223. a second glass; 3. a fire-proof cavity; 31. a spacer sheet; 32. reinforcing ribs; 33. a heat absorbing expansion strip; 34. a damper block; 41. a butyl rubber layer; 42. fencing; 43. sealing the glass cement; 5. the screens lug.

Detailed Description

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

Referring to fig. 1, for the utility model discloses a metal fire-resistant window, including returning to shape window frame 1 and installing casement 2 in window frame 1, a vertical side of casement 2 is articulated with interior week of window frame 1. The window sash 2 comprises a square-shaped aluminum frame 21 and fireproof glass 22 fixedly arranged in the aluminum frame 21, wherein the fireproof glass 22 comprises first glass 221, a fireproof liquid layer 222 and second glass 223 which are sequentially and horizontally stacked. The first glass 221 and the second glass 223 are both made of cesium-potassium fireproof glass, the cesium-potassium fireproof glass is excellent in impact resistance and thermal resistance and not prone to being broken when a fire occurs, and the fireproof liquid layer 222 filled between the first glass 221 and the second glass 223 is used for increasing the flame retardant effect, so that the effects of suppressing the fire and reducing the incidence rate of safety accidents are good. All be provided with back shape fire prevention cavity 3 in aluminium frame 21 and the window frame 1, set firmly a plurality of metal system space stop 31 in the fire prevention cavity 3. The spacers 31 are arranged in a zigzag shape and divide the interior of the fire-proof cavity 3 into a plurality of sections.

Referring to fig. 2 and 3, the two opposite end surfaces of the spacer 31 are fixedly provided with the reinforcing ribs 32, the reinforcing ribs 32 are arranged in a right triangular prism shape, and the end surfaces of the reinforcing ribs 32 in a right triangular shape are perpendicular to the end surfaces of the spacer 31. Two right-angle sides of strengthening rib 32 respectively with spacer 31 terminal surface and 3 inner walls welded fastening of fire prevention cavity, set firmly two sets of strengthening ribs 32 on every spacer 31, the quantity of every group strengthening rib 32 is two. Two strengthening ribs 32 of the same group are respectively arranged at two sides of the spacing piece 31, and two strengthening ribs 32 of different groups and at the same side are arranged in a state that the height directions are respectively vertical and parallel to the height direction of the spacing piece 31.

Referring to fig. 3, the height of the rib 32 is half of the height of the spacer 31, and two ribs 32 in different groups and on the same side are close to each other and surround a special-shaped area with the end surface of the spacer 31 and the inner wall of the fireproof cavity 3. The special-shaped area is filled with a damping block 34, the damping block 34 is made of flame-retardant rubber, and is fixed on the end face of the spacing piece 31 in an adhesive mode. Two strengthening ribs 32 of different groups are respectively with the periphery lateral wall of fire prevention cavity 3 and be close to outdoor lateral wall fixed connection, and fire prevention cavity 3 is close to and has set firmly endothermic inflation strip 33 on the indoor lateral wall. The reinforcing ribs 32 and the damper blocks 34 allow the sectional shape of the expandable space of the endothermic expansion strip 33 to be changed, and the thickness of the endothermic expansion strip 33 is changed according to the change of the sectional shape of the expandable space.

The spacer 31 enhances the impact resistance of the aluminum frame 21 and the window frame 1, and the reinforcing ribs 32 enhance the stability of the position fixing and supporting performance of the spacer 31. Even if all the heat absorption expansion strips 33 are not expanded, the aluminum frame 21 and the window frame 1 have enough shock resistance, and the window frame 1 and the window sash 2 can resist the impact of hot air flow in the case of fire, thereby effectively preventing the fire from spreading. Two sets of strengthening ribs 32 coact in order to prevent spacer 31 deformation, and spacer 31 supports effectually, and snubber block 34 can consume the shock attenuation when window frame 1 and aluminium frame 21 receive deformation, and window frame 1 and aluminium frame 21's long service life. The thickness of the heat absorption expansion strip 33 is matched with the expandable space, the waste rate of the heat absorption expansion strip 33 is low, the filling gap is not easy to occur when the heat absorption expansion strip 33 expands, the flame retardant property can be fully exerted, and the fireproof and fireproof effects are good.

Referring to fig. 1, the inner circumference of the aluminum frame 21 is provided with a locking protrusion 5 for maintaining the stability of the distance between the first glass 221 and the second glass 223, opposite end surfaces of the first glass 221 and the second glass 223 are respectively attached to both sides of the locking protrusion 5, and the inner circumference of the aluminum frame 21 is provided with a butyl rubber layer 41 for fixing the first glass 221 and the second glass 223. The butyl rubber layer 41 completely covers the periphery of the first glass 221, the periphery of the second glass 223 and two opposite side walls of the clamping bump 5, and the two end faces of the aluminum frame 21 are welded and fixed with the clip-shaped enclosure 42. The two enclosing barriers 42 respectively cover the joints of the first glass 221 or the second glass 223 and the aluminum frame 21, and sealing glass cement 43 is filled between the enclosing barrier 42 and the first glass 221 and between the enclosing barrier 42 and the second glass 223.

The butyl rubber layer 41 can play a role in sealing through rubber toughness while playing a role in bonding, and the enclosure 42 further enhances the stability of fixing the positions of the first glass 221 and the second glass 223. The sealing glass cement 43 and the butyl rubber layer 41 work together to prevent the fire-proof liquid from leaving the gap between the first glass 221 and the second glass 223, and the fire-proof window has good structural stability.

The implementation principle of the embodiment is as follows: the heat-absorbing expansion strips 33 are separated by the spacers 31 and support the aluminum frame 21 and the window frame 1, so that when a fire disaster occurs, even if all the heat-absorbing expansion strips 33 do not jointly expand and support the aluminum frame 21 and the window frame 1, the impact resistance of the aluminum frame 21 and the window frame 1 is enough to resist the impact of hot air flow, the expansion processes among the heat-absorbing expansion strips 33 are relatively independent, the heat-absorbing expansion strips can sequentially expand and resist the fire, the reinforcing ribs 32 effectively prevent the spacers 31 from deforming, the shock absorption blocks 34 effectively consume energy and buffer, the thickness of the heat-absorbing expansion strips 33 is matched with the expandable space, and the fire-resistant window is good in structural stability and fire resistance.

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

Claims

1. The utility model provides a metal fire-resistant window, includes window frame (1) and installs casement (2) in window frame (1), casement (2) include aluminium frame (21) and set firmly fire prevention glass (22) in aluminium frame (21), its characterized in that: all be provided with back shape fire prevention cavity (3) in aluminium frame (21) and window frame (1), fire prevention cavity (3) internal setting has interval piece (31) of dividing fire prevention cavity (3) into a plurality of intervals, the double-phase opposite terminal surface of interval piece (31) is all on a parallel with the thickness direction of aluminium frame (21) or window frame (1), triangle-shaped strengthening rib (32) has all set firmly on two opposite terminal surfaces of interval piece (31), the terminal surface of strengthening rib (32) is right angled triangle's two right angle sides and is fixed with interval piece (31) terminal surface and fire prevention cavity (3) inner wall respectively, an inside wall of fire prevention cavity (3) has set firmly endothermic inflation strip (33).

2. The metallic refractory window of claim 1, wherein: the spacer (31) is fixedly provided with two groups of reinforcing ribs (32), the number of each group of reinforcing ribs (32) is two, the reinforcing ribs (32) in the same group are respectively arranged on two opposite end faces of the spacer (31), and the height directions of the reinforcing ribs (32) are respectively parallel to and perpendicular to the height direction of the spacer (31).

3. A metallic refractory window according to claim 2, wherein: shock-absorbing blocks (34) made of flame-retardant rubber are fixed on two opposite end faces of the spacing piece (31), and gaps formed by the end faces of the reinforcing ribs (32), the spacing piece (31) and inner walls of the fireproof cavity (3) in adjacent and different groups are filled in the shock-absorbing blocks (34).

4. A metallic refractory window according to claim 3, wherein: the heat absorption expansion strip (33) is fixedly arranged on the side wall of the fireproof cavity (3) far away from the shock absorption block (34), and the thickness of the heat absorption expansion strip (33) changes with whether the heat absorption expansion strip (33) is opposite to the reinforcing rib (32) or the shock absorption block (34).

5. A metallic refractory window according to claim 2, wherein: the height of the spacing pieces (31) is half of the height of the reinforcing ribs (32).

6. The metallic refractory window of claim 1, wherein: the fireproof glass (22) comprises first glass (221), a fireproof liquid layer (222) and second glass (223) which are sequentially and horizontally stacked.

7. The metallic refractory window of claim 6, wherein: the aluminum frame is characterized in that a butyl rubber layer (41) is arranged on the inner periphery of the aluminum frame (21) in a surrounding mode, the aluminum frame (21) is bonded and fixed with the first glass (221) and the second glass (223) through the butyl rubber layer (41), a surrounding baffle (42) which is attached to the end face of the first glass (221) and the end face of the second glass (223) in a separated mode is fixedly arranged in the aluminum frame (21), and sealing glass cement (43) is filled between the surrounding baffle (42) and the corresponding first glass (221) or the corresponding second glass (223).

8. The metallic refractory window of claim 6, wherein: the first glass (221) and the second glass (223) are both made of cesium-potassium fireproof glass.