CN211900308U - Integrated filling type composite fireproof glass - Google Patents
Integrated filling type composite fireproof glass Download PDFInfo
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- CN211900308U CN211900308U CN202020200705.9U CN202020200705U CN211900308U CN 211900308 U CN211900308 U CN 211900308U CN 202020200705 U CN202020200705 U CN 202020200705U CN 211900308 U CN211900308 U CN 211900308U
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Abstract
The utility model provides an integrated pouring type composite fireproof glass, which comprises at least two pieces of plate glass, wherein a whole glass pressing strip is arranged between the plate glass, the glass pressing strip is perpendicular to the plate glass, the glass pressing strip surrounds the periphery of the plate glass and forms a cavity with the plate glass, and fireproof liquid is filled in the cavity; and the contact surface of the glass pressing strip and the plate glass is internally bonded and sealed.
Description
Technical Field
The utility model belongs to the technical field of compound fire prevention glass, concretely relates to integration fills compound fire prevention glass of type.
Background
With the development of modern cities and the development of building technologies, the density and height of buildings become larger and larger, and fire safety is an important part of the field of modern buildings. The door and window is used as a main outward entrance and exit of a building and becomes an important part for fire prevention and high temperature isolation. Various types of fire-resistant windows and doors, particularly in the field of fire-resistant glass, have been developed by those skilled in the art. The fireproof glass mainly has the functions of controlling the spread of fire or isolating smoke and isolating flame, smoke dust and high temperature. The fireproof glass is classified according to structural types and is divided into fireproof laminated glass, thin-coating fireproof glass, single-piece fireproof glass and fireproof wired glass, wherein the fireproof laminated glass can be divided into composite fireproof glass and poured fireproof glass according to the characteristics of production processes. The pouring type fireproof glass consists of two or more layers of glass sheets, the peripheries of the glass sheets are sealed by special flame-retardant adhesive tapes, the middle of the glass sheets is poured with fireproof glue solution, and the glass sheets are solidified into transparent jelly and are bonded with the glass into a whole. When high temperature is met, the transparent jelly-shaped fireproof glue layer in the middle of the glass can be hardened quickly to form the opaque fireproof heat insulation board. The flame is prevented from spreading, and simultaneously, the high temperature is prevented from being conducted to the back fire surface, and the fireproof and heat-insulating performance is achieved.
Patent CN201711177809.1 discloses a fire prevention glass, including at least two-layer glass, two-layer glass's periphery is equipped with the edge strip of paper used for sealing, adopt borosilicate glass space bar closely to bond between edge strip of paper used for sealing and the two-layer glass, two-layer glass is the fire prevention glass layer, be equipped with the fire prevention liquid between the two-layer fire prevention glass layer and pour into fashioned fire prevention intermediate layer, fire prevention intermediate layer's both sides all are equipped with low-e low radiation rete, the fire prevention glass layer outside is equipped with the compound rete of fire prevention, the low-iron glass layer is including the low-iron glass piece of adhesive in proper order, fire.
Patent CN201711175444.9 discloses a high performance fire prevention glass and device, including two piece at least fire prevention glass and installation fire prevention glass's framework, fire prevention glass's inner chamber is equipped with the transparent fiber net, fire prevention glass's surface covering has the nitric acid fiber film, connect through transparent fire prevention glue film between adjacent two sets of fire prevention glass, the riser, the inboard of top diaphragm and bottom diaphragm all is equipped with and fire prevention glass edge assorted mounting groove, fire prevention glass's edge is through sealed being connected with the recess, open on the top of bottom diaphragm has two sets of flutings, one of them group fluting is located fire prevention glass's front side, another group's fluting is located fire prevention glass's rear side.
Patent CN201410653862.4 provides a frameless composite heat-insulating fireproof glass mosaic structure, including two at least fireproof glass substrates, fireproof glass substrate parallel arrangement each other is equipped with thermal-insulated layering between the edge of every adjacent fireproof glass substrate, and thermal-insulated layering forms sealed chamber of holding with adjacent fireproof glass substrate, holds the intracavity and pours into at least two-layer sealant layer and at least one deck transparent fireproof glue layer, and two sealant layers are located to transparent fireproof glue layer.
At present, the pouring type fireproof glass mainly forms a multi-layer middle cavity, and various multifunctional fireproof and heat-insulating materials are filled in the middle cavity. However, the conventional bonding method is mainly adopted in the packaging process of the pouring type fireproof glass at present, glass cement is easy to crush after expansion with heat and contraction with cold, the phenomenon of leakage of gas and fireproof liquid is easy to cause, and in addition, the pouring type fireproof glass is mostly packaged by the outer side surface, so that the integral thickness of the glass is increased.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides an integrated pouring type composite fireproof glass, which comprises at least two pieces of plate glass, wherein a whole glass pressing strip is arranged between the plate glass, the glass pressing strip is vertical to the plate glass, the glass pressing strip surrounds the periphery of the plate glass and forms a cavity with the plate glass, and fireproof liquid is filled in the cavity; and the interior of the contact surface of the glass pressing strip and the plate glass is bonded and sealed.
The fireproof glass comprises at least an upper piece of flat glass and a lower piece of flat glass, the flat glass is used as a substrate to support the main structure of the fireproof glass, and when the fireproof glass is used, one piece of flat glass is a fire-facing surface, and the other piece of flat glass is a back-fire surface.
Preferably, the two pieces of flat glass are parallel to each other, and the cavity formed by the two pieces of flat glass is in a cubic shape.
Optionally, the two pieces of flat glass are mutually inclined to form a certain angle, so that the fireproof glass with a special shape can be conveniently manufactured.
Preferably, the fireproof glass comprises 3-5 pieces of plate glass, a glass bead is arranged between every two pieces of plate glass, namely a cubic cavity is formed between every two pieces of plate glass, at least one cavity is filled with fireproof liquid, and the fillers in other cavities are selected from one or a combination of more than two of fireproof liquid, other fireproof materials, heat insulating materials or vacuum. The multilayer cavity can form fireproof glass with multiple functions, such as fireproof, smoke isolation, heat insulation, high strength and the like; the quantity of the plate glass is reasonably selected according to different fire-proof grades or fire-proof requirements.
The flat glass is selected from float plane glass, tempered glass or single-sheet cesium potassium fireproof glass.
The whole glass pressing strip is arranged between the plate glasses and is vertical to the plate glasses, so that the contact surface between the glass pressing strip and the plate glasses is reduced as much as possible while the friction force between the glass pressing strip and the plate glasses is ensured, and the effective area of the fireproof glass can be enlarged as much as possible; the whole glass pressing strip surrounds the periphery of the plate glass, a cubic cavity is formed by the whole glass pressing strip and the plate glass, an opening is reserved in the side face of the cavity, namely the two ends of the glass pressing strip are not connected to form an opening, the opening is used for filling fire-proof liquid, and after the fire-proof liquid is solidified, the opening is bonded.
Fireproof glass's side use whole strip glazing bead, simple structure, the increase the effective area on fireproof glass surface. Traditional fire prevention glass is in order to guarantee the leakproofness between glazing bead and the sheet glass and the limitation of preparation technology, place glazing bead parallel to sheet glass mostly, consequently, there is sufficient cavity space in order to guarantee between two sheet glass, just need set up multilayer glazing bead tiling coincide, raise the distance between two sheet glass, this has just caused between the multilayer glazing bead all to be sticky, meet the back expend with heat and contract with cold phenomenon seriously of fire, extrude garrulous with two sheet glass easily, cause the potential safety hazard, on the other hand, multilayer glazing bead bonds and causes gap or seam easily, lead to leaking gas or leaking fireproof liquid. The utility model uses the whole glass press strip and is vertically arranged, thereby not only ensuring enough distance between two pieces of plate glass, but also saving materials and enhancing the sealing performance of the fireproof glass, and the glass press strip has certain strength and can support the plate glass and form a cavity; the glass pressing strip and the plate glass are in friction force to assist in fixing the glass pressing strip.
The contact surface of the glass pressing strip and the plate glass is internally bonded and sealed, specifically, the bonding technology of the fireproof glass comprises the steps of arranging a polytetrafluoroethylene baffle at the periphery of the plane of the plate glass facing the glass pressing strip, determining the bonding glue smearing range with the tidy edge, smearing the bonding glue within the range, smearing the bonding glue on the narrow surface of the glass pressing strip contacting the plate glass, removing the polytetrafluoroethylene baffle, aligning and laminating the glass pressing strip and the plate glass, and similarly, adhering the other plate glass to the narrow surface of the other side of the glass pressing strip; the adhesive glue exposed outside the fireproof glass is cut off regularly along the edge of the plate glass. The coating range of the adhesive on the peripheral edge of the plate glass is slightly larger than the width of the narrow surface of the glass pressing strip contacted with the plate glass, and the redundant adhesive with the regular edge on the plate glass can be exposed in the effective visual field of the plate glass to become the inner edge of the fireproof glass.
After the traditional pouring type fireproof glass finishes the bonding of the glass pressing strip and the plate glass, the outer edge of the fireproof glass is coated with an adhesive tape or a metal edge, the fixing of the whole piece of glass is finished, and then the whole piece of glass is installed in the window frame. The fireproof liquid is filled into the plate glass and fixed, and then shrinks to a certain extent, because the width of the glass pressing strip is large, the width of the outer wrapping edge of the fireproof glass is limited, and when the viewing angle is inclined or the glass is seen from the side surface, the edge or the gap left after the fireproof liquid shrinks can be exposed, which is called as edge shrinking phenomenon in the industry and affects the beauty; and the outer wrapping can increase the overall thickness of the fireproof glass, and the window frame material is wasted during installation. The fireproof glass of the utility model is not provided with adhesive tape or metal wrapping, so that the actual thickness of the fireproof glass is the effective thickness, and the size of the window frame is convenient to preset during installation; because partial bonding glue is in fireproof glass's inside forms inside border, inside border hugs closely sheet glass, can block border or the space that fireproof liquid left behind the shrink, has solved the shrink limit problem, makes fireproof glass is more pleasing to the eye.
Preferably, the adhesive is black, and the black adhesive is in sharp contrast with the transparent flat glass and plays a role in strengthening light transmission.
The utility model discloses the people creatively with the vertical placing of whole strip glazing bead, combine together with inside bonding technology simultaneously, not only solved the ventilative weeping of multilayer layering and the expanded problem, reduced whole moreover fire prevention glass's thickness with overcome the difficult problem of shrinkage. The whole glass pressing strip is vertically placed, so that gaps or seams can be greatly reduced, and the fireproof glass does not need to be wrapped for final leakage prevention treatment; the glass pressing strip is vertically arranged, so that the contact area between the glass pressing strip and the plate glass is reduced, the visual field of the plate glass and the space of an internal cavity are enlarged, the filling amount of the fireproof liquid is increased, and the edge shrinking space is reduced as much as possible; the inner edge is used as a shield for shielding the contracted edge, so that the attractiveness is improved; in order to cooperate to form neat and attractive inner edges, the polytetrafluoroethylene baffle is selected in the gluing process of the fireproof glass, the range of the inner edges can be simply, conveniently and accurately determined, the glue is applied quickly, the adhesion between the polytetrafluoroethylene baffle and the bonding glue is poor, the baffle is easily removed after the glue is applied, and the edge shape of the bonding glue is not damaged.
The fireproof liquid is the fireproof liquid for the composite fireproof glass available in the market.
The utility model also provides a preparation method of fire-proof glass, the preparation method includes following steps:
(1) cutting and edging a plurality of pieces of flat glass according to the size requirement;
(2) arranging polytetrafluoroethylene baffles at the peripheral edges of the plane of the plate glass facing the glass bead, determining the coating range of the adhesive with regular edges, and coating the adhesive in the range, wherein the difference between the width of the range and the width of the narrow surface of the glass bead is the width of the inner edge;
(3) coating adhesive glue on the narrow surface of the glass pressing strip, which is in contact with the plate glass, removing the polytetrafluoroethylene baffle, aligning and attaching the glass pressing strip and the plate glass, and leaving openings at two ends of the glass pressing strip;
(4) according to the steps (2) - (3), bonding another piece of flat glass on the narrow surface on the other side of the glass pressing strip to form the cavity;
(5) cutting off the adhesive exposed outside the fireproof glass along the edge of the flat glass in order;
(6) and (4) pouring fireproof liquid into the cavity through the opening in the step (3), and bonding the opening by using a block-shaped glass bead after the fireproof liquid is solidified.
Preferably, the width of the inner edge is 1-10 mm.
The adhesive comprises a base material, a composite cross-linking agent, a catalyst, a filler, fumed silica, an auxiliary agent and an additive, wherein the base material is organic hydroxyl silicone, the composite cross-linking agent comprises a silane cross-linking agent and a ketoxime cross-linking agent, the catalyst is tetra (trimethylsiloxy) titanium, the filler is nano calcium carbonate, the particle size of the nano calcium carbonate is 60-80nm, the auxiliary agent is triallyl isocyanurate, and the additive is an olefinic bond-containing compound and silicone oil.
The adhesive belongs to silicone glass adhesive, has poor adhesion with the polytetrafluoroethylene baffle, is easy to remove the baffle after being applied with glue, and does not damage the edge shape of the adhesive. The bonding glue has high tensile strength and strong bonding property with plate glass, can be quickly leveled after being applied with glue, has high shaping speed, meets the process requirement that the fireproof glass is shaped at the inner edge by using a polytetrafluoroethylene baffle, is easy to remove the baffle, and does not damage the neat edge of the bonding glue.
The binder is an organohydroxy silicone, preferably the binder is an organohydroxy methyl silicone, for example the organohydroxy methyl silicone is hydroxy polydimethylsiloxane of formula HO- (CH)3RSiO) nH, wherein the group R is one or the combination of more than two of methyl, ethyl or phenyl, and n is 1500-2000.
The composite crosslinking agent comprises a silane crosslinking agent and a ketoxime crosslinking agent, wherein the silane crosslinking agent is selected from one or a combination of more than two of methyl silane, ethyl silane, vinyl silane and allyl silane, and preferably, the silane crosslinking agent is selected from vinyl silane or allyl silane.
The ketoxime type cross-linking agent is CH3Si[ON＝C(CH3)(C2H5)]3The silane crosslinking agent can be matched with the base material, the silane crosslinking agent and the auxiliary agent to form complex network crosslinking.
The ethylenic bond-containing compound is a hydrocarbon containing carbon-carbon double bonds, preferably, the ethylenic bond-containing compound has 1-5 carbon atoms and small molecular weight, and is easy to react among macromolecules and build a bridge.
The adhesive is prepared from the following raw materials in parts by weight: 50-65 parts of base material, 1-3 parts of silane cross-linking agent, 1-5 parts of ketoxime cross-linking agent, 0.01-0.05 part of catalyst, 25-35 parts of nano calcium carbonate (60-80mm), 2-4 parts of triallyl isocyanurate, 1-3 parts of ethylenic compound and 3-5 parts of silicone oil.
Preferably, the adhesive further comprises a color auxiliary agent, more preferably, the color auxiliary agent is formed by mixing carbon black and silicone oil, so as to obtain black adhesive, wherein the weight part of the carbon black in the color auxiliary agent is 0.6-1.3 parts, and the weight part of the silicone oil is 1.4-2.7 parts.
Drawings
FIG. 1 is a view showing the structure of a fire-resistant glass of example 1.
In the figure, 1-plate glass, 2-glazing beads, 3-cavity, 4-inner edge.
Detailed Description
Example 1
The structure of the fireproof glass of the embodiment is shown in fig. 1, the fireproof glass comprises an upper sheet glass 1 and a lower sheet glass 1 which are parallel to each other and a whole glass bead 2, and the sheet glass 1 is toughened glass. The plate glass 1 is used as a substrate to support the main structure of the fireproof glass, and when the fireproof glass is used, one plate glass is a fire-facing surface, and the other plate glass is a back-fire surface. The whole glass pressing strip 2 is arranged between the two pieces of plate glass 1, the glass pressing strip 2 is perpendicular to the plate glass 1, the glass pressing strip 2 surrounds the periphery of the plate glass 1 and forms a cubic cavity 3 with the plate glass 1, an opening is reserved in the side face of the cavity 3, namely, two ends of the glass pressing strip 2 are not connected to form an opening, the opening is used for filling fireproof liquid, and after the fireproof liquid is solidified, the opening is bonded. The contact surface of the glass bead 2 and the plate glass 1 is internally bonded and sealed.
The inner part of the contact surface of the glass bead 2 and the plate glass 1 is bonded, polytetrafluoroethylene baffles are arranged on the periphery of the plane of the plate glass 1 facing the glass bead 2, the bonding glue smearing range with regular edges is determined, the bonding glue is smeared in the range, the bonding glue is smeared on the narrow surface of the glass bead contacting the plate glass, the polytetrafluoroethylene baffles are removed, the glass bead is aligned and attached to the plate glass, and similarly, the other plate glass is also stuck to the narrow surface of the other side of the glass bead; the adhesive glue exposed outside the fireproof glass is cut off regularly along the edge of the plate glass 1; the coating range of the adhesive on the peripheral edge of the plate glass is slightly larger than the width of the narrow surface of the glass pressing strip contacted with the plate glass, and the redundant adhesive with regular edges on the plate glass can be exposed in the effective visual field of the plate glass to become the black inner edge 4 of the fireproof glass. The inner edge 4 is tightly attached to the plate glass 1, so that the edge or the gap reserved after the fireproof liquid is contracted can be blocked, the problem of edge contraction is solved, and the fireproof glass is more attractive.
The preparation method of the fireproof glass comprises the following steps:
(1) cutting and edging two pieces of flat glass 1 according to the size requirement;
(2) arranging polytetrafluoroethylene baffles at the edges of the flat glass surface 1 to the periphery of the plane of the glass pressing strip 2, determining the coating range of the adhesive glue with regular edges, and coating the adhesive glue in the range, wherein the difference between the width of the range and the width of the narrow surface of the glass pressing strip is the width of the inner edge;
(3) coating adhesive glue on the narrow surface of the glass bead 2, which is in contact with the plate glass 1, removing the polytetrafluoroethylene baffle, aligning and attaching the glass bead 2 and the plate glass 1, and leaving openings at two ends of the glass bead 2;
(4) according to the steps (2) - (3), bonding another piece of flat glass 1 on the narrow surface of the other side of the glass bead 2 to form a cubic cavity 3;
(5) cutting off the adhesive exposed outside the fireproof glass along the edge of the plate glass 1 in order;
(6) and (4) pouring fireproof liquid into the cavity 3 through the opening in the step (3), and bonding the opening by using a block-shaped glass bead after the fireproof liquid is solidified.
The adhesive of the embodiment comprises the following raw materials in parts by weight: the color additive comprises 50 parts of base material HO- [ (CH3) (C2H5) SiO ]2000H, 3 parts of silane cross-linking agent vinyl silane, 2 parts of ketoxime cross-linking agent CH3Si [ ON ═ C (CH3) (C2H5) ]3, 0.03 part of catalyst tetra (trimethylsiloxy) titanium, 35 parts of filler nano calcium carbonate (60-80mm), 4 parts of auxiliary agent triallyl isocyanurate, 3 parts of propylene, 3 parts of silicone oil, 1 part of carbon black and 2 parts of silicone oil in the color auxiliary agent.
Example 2
The fireproof glass of this embodiment includes 3 sheet flat glass 1, is equipped with whole glass layering 2 between per two sheet glass 1, forms cube cavity 3 between per two sheet glass promptly, and the cavity of top is filled with fireproof liquid, and the cavity of below is filled with thermal-insulated foam for multilayer fireproof glass has fire prevention and thermal-insulated function.
The other structures and the adhesive of the fire-resistant glass of this embodiment are the same as those of embodiment 1.
Claims (7)
1. The integrated pouring type composite fireproof glass is characterized by comprising at least two pieces of plate glass, wherein a whole glass pressing strip is arranged between the plate glass and is vertical to the plate glass, the glass pressing strip surrounds the periphery of the plate glass and forms a cavity with the plate glass, and fireproof liquid is filled in the cavity; and the interior of the contact surface of the glass pressing strip and the plate glass is bonded and sealed.
2. The fire resistant glass of claim 1, wherein the two sheets of sheet glass are parallel to each other and the cavity formed is cubic in shape.
3. The fire-resistant glass according to claim 2, wherein the fire-resistant glass comprises 3-5 sheets of flat glass, a glass bead is arranged between every two sheets of flat glass, a cubic cavity is formed between every two sheets of flat glass, and at least one cavity is filled with the fire-resistant liquid.
4. The fire resistant glass of claim 2, wherein the entire glazing bead surrounds the periphery of the sheet of glass, forming a cubic cavity with the sheet of glass, and wherein an opening is provided in a side of the cavity, wherein two ends of the glazing bead are not joined to form an opening, wherein the opening is filled with a fire resistant liquid, and wherein the opening is bonded when the fire resistant liquid has solidified.
5. The fire resistant glazing as claimed in claim 1, wherein the glazing bead is provided with an adhesive at the narrow side of the glazing bead in contact with the sheet glass, and the sheet glass is also provided with an adhesive at the peripheral edge of the sheet glass facing the plane of the glazing bead, and a polytetrafluoroethylene baffle is used to obtain a clean adhesive edge when applying the adhesive for aligning and bonding the glazing bead with the sheet glass.
6. The fire resistant glazing as claimed in claim 5, wherein the adhesive exposed to the outside of the fire resistant glazing is cut off cleanly along the edge of the sheet glass.
7. The fire-resistant glass according to claim 6, wherein the adhesive is black, and the black adhesive is in sharp contrast with the transparent plate glass and acts to reinforce the light transmission.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020200705.9U CN211900308U (en) | 2020-02-24 | 2020-02-24 | Integrated filling type composite fireproof glass |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020200705.9U CN211900308U (en) | 2020-02-24 | 2020-02-24 | Integrated filling type composite fireproof glass |
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| CN211900308U true CN211900308U (en) | 2020-11-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111217541A (en) * | 2020-02-24 | 2020-06-02 | 佛山市南海平治密封材料有限公司 | Integrated pouring type composite fireproof glass and preparation method thereof |
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2020
- 2020-02-24 CN CN202020200705.9U patent/CN211900308U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111217541A (en) * | 2020-02-24 | 2020-06-02 | 佛山市南海平治密封材料有限公司 | Integrated pouring type composite fireproof glass and preparation method thereof |
| CN111217541B (en) * | 2020-02-24 | 2022-04-05 | 佛山市南海平治密封材料有限公司 | Integrated pouring type composite fireproof glass and preparation method thereof |
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