CN206070867U - A kind of low e glass - Google Patents

Abstract

The utility model discloses a kind of low e glass, its drip irrigation device is to include the first float glass and low e films, the low e films are provided with fire prevention film layer, first float glass is connected with the second float glass by tack coat, the second float glass outer layer is connected with sizing strip, the 3rd float glass in turn, second float glass, sizing strip and the 3rd float glass are collectively forming a cavity, phase-change material is filled with the cavity, the 3rd float glass outer layer is provided with self-cleaning film layer.This utility model solves the problems, such as that the curtain wall that Low e glass makes is difficult to clean, heat-insulating property is not enough and fire protecting performance is inadequate.

Description

A kind of low-e glass

Technical field

This utility model is related to a kind of glass, and in particular, it is related to a kind of low-e glass.

Background technology

With the fast development of building trade, glass curtain wall as a kind of novel construction wall trailing attractive in appearance, It is widely used on modern high-rise building, glass curtain wall has good visual effect, and the light transmission of glass is very well, Daytime, the intensity of indoors artificial illumination can be substantially reduced, but as daylight equally carries very high heat, therefore in summer or winter My god, the building of glass curtain wall generally requires more energy to maintain indoor temperature, has the energy savings such as insulation at present The glass Low-e low emissivity glasses of energy are widely used.Middle promulgated by the State Council of such as application publication number for CN102464454A Understand a kind of Low-E double glazings, including egative film Low-E glass, aluminum made by aluminum strip is provided with egative film Low-E glass Frame, is additionally provided with float glass on aluminum frame, and this design has high transmittance to visible ray in sunlight, up to more than 80%, And reflectivity is then very low, external heat can be isolated very well, keep room temperature.But glass curtain wall will keep light transmission to be accomplished by protecting Hold the cleaning on its surface, the scouring of glass curtain wall will expend a large amount of manpowers, and clean outer glass curtain wall be it is extremely unsafe, In addition to preventing building fire, glass curtain wall have preferable fire performance.So how to allow Low-e glass to have certainly Clean property, allows it to have more preferable fire protecting performance and insulating power just to become particularly important.

Utility model content

In view of the shortcomings of the prior art, the purpose of this utility model be provide a kind of Low-e glass it have from Clean shape, more preferable fire protecting performance and insulating power.

For achieving the above object, this utility model provides following technical scheme：A kind of low-e glass, including first is floating Method glass and low-e films, the low-e films are provided with fire prevention film layer, and first float glass is connected with by tack coat Two float glasses, the second float glass outer layer are connected with sizing strip, the 3rd float glass, the second float glass process glass in turn Glass, sizing strip and the 3rd float glass are collectively forming a cavity, and phase-change material, the 3rd float glass process are filled with the cavity Glass outer layer is provided with self-cleaning film layer.

By adopting above-mentioned technical proposal, the fire line that fireprotection layer can effectively improve glass is set on low-e films Can, the one side that fireprotection layer is arranged on low-e films is arranged at into interior then, so can effectively prevent room from occurring to draw during fire Whole curtain wall is fired, the extension for causing the accident.Secondly, it is common in second float glass, sizing strip and the 3rd float glass The phase-change material filled in forming cavity can be changed into liquid from solid-state, and then can reduce in the heat of summer absorption sunlight The heat that the external world gets in, when nighttime temperature declines, the heat that phase-change material absorbs also just is discharged, and is changed into again solid Body.During winter, phase-change material is present with the form of solid always, equivalent to thickness of glass is increased, also can just keep Indoor Temperature Degree, while can also play good soundproof effect.The scouring of large-area glass curtain wall will expend a large amount of manpowers, and clean glass It is very dangerous outside curtain wall.The self-cleaning film layer that the 3rd float glass outer layer is provided with, the self-cleaning film layer can be in ultraviolet Irradiation is lower to decompose, and there is very strong hydrophilicity to play self-cleaning effect by glass for which.

This utility model is further arranged to：The fire prevention film layer is NiCr layers.

There is good high-temperature corrosion resistance performance by adopting above-mentioned technical proposal, NiCr layers, with NiCr layer mineral wool films Layer can be permanently effective guarantee low-e glass fire protecting performances.

This utility model is further arranged to：The NiCr thickness degree is 0.03-0.05 millimeters.

By adopting above-mentioned technical proposal, when NiCr thickness degree is 0.03-0.05 millimeters, its fire protecting performance is preferable, thickness The less fire protecting performance that can reduce NiCr layers, NiCr layers are blocked up can waste of materials.

This utility model is further arranged to：The self-cleaning film layer is photocatalytic coating.

Cover the photocatalytic coating of painting and can irradiate in ultraviolet by adopting above-mentioned technical proposal, the first float glass outer layer Lower decomposition, which has very strong hydrophilic, and glass can be allowed to play self-cleaning effect.

This utility model is further arranged to：The low-e films are online low-e films or offline low-e.

58% is accounted for by adopting the heat transfer of above-mentioned technical proposal, interior surfaces of glass based on radiating, it means that change The performance of glass will suppress the radiation of interior surfaces of glass, compare common float glass, can substantially reduce spoke with low-e glass Penetrate, so as to reduce indoor heat to outdoor transmission, and online low-e films have to visible ray high transmission and centering far infrared High reflection, so as to sunlight is filtered into cold light source, such indoor temperature significantly would not be raised, so as to low-e glass can Effectively to keep room temperature, reach preferable energy-saving effect, online low-e films compare that offline low-e film hardnesses are higher, adhesive more It is good, the intensity that line low-e films can also improve glass is covered on glass.

This utility model is further arranged to：The tack coat is PVB glue-lines.

By adopting above-mentioned technical proposal, PVB glue-lines are semi-transparent gelatin layer, have cohesive force well to glass, while tool The characteristic such as have transparent, heat-resisting, cold-resistant, mechanical strength high.

This utility model is further arranged to：The tack coat is butyl rubber.

By adopting above-mentioned technical proposal, butyl rubber air-tightness is good, heat-resist.

This utility model is further arranged to：The tack coat is silicone adhesive.

By adopting above-mentioned technical proposal, the bonding force of silicone adhesive is strong, and tensile strength is big, while and having weatherability, resisting The characteristics of shaking property and the big cold and hot change of adaptation.

In sum, this utility model has the advantages that：This utility model the first float glass of setting, second float Method glass and the 3rd float glass can effective reinforcing glass intensity, the phase-change material being filled in cavity can not only absorb The heat of sun in summer light, moreover it is possible to play the effect of sound insulation.Set up the self-cleaning film layer in the 3rd float glass outer layer and can allow glass With self-cleaning, the fire prevention film layer set up on low-e glass film layers can greatly enhance the fire protecting performance of low-e glass.Because this Utility model can effectively keep indoor temperature, so the use of room conditioning and coal stove is reduced, can be with energy saving, protection Environment.

Description of the drawings

Structural representations of the Fig. 1 for embodiment.

In figure：1st, fire prevention film layer；2nd, low-e films；3rd, the first float glass；4th, tack coat；5th, the second float glass；6th, phase Become material；7th, sizing strip；8th, the 3rd float glass；9th, self-cleaning film layer.

Specific embodiment

Below in conjunction with the accompanying drawings this utility model is described in further detail.

Embodiment：A kind of low-e glass, referring to Fig. 1, is connected with fire prevention film layer 1, low-e films 2, the first float glass process glass in turn Glass 3, the second float glass 5,5 outer layer of the second float glass are connected with sizing strip 7, the 3rd float glass 8 in turn, and described Two float glasses 5, sizing strip 7 and the 3rd float glass 8 are collectively forming a cavity, and phase-change material 6 is filled with the cavity. Because when phase-change material 6 is changed between solid and liquid, volume has a certain degree of change, so the phase-change material of filling 6 volume should be less than the volume of cavity, with the deformation space reserved to phase-change material 6.3rd float glass, 8 outer layer is provided with certainly Clean film layer 9.The fire prevention film layer 1 is NiCr layers, and thickness is 0.03-0.05 millimeters.The sizing strip 7 is aluminum strip or soft-sided Bar.The phase-change material 6 filled in the cavity is organic paraffin phase change material 6, mineral-type phase-change material 6 or after being modified Phase-change material 6, the phase transition temperature of phase-change material 6 at 30 DEG C, summer day solar radiation it is strong and when, solar irradiation is in glass On window, solar radiation intermediate infrared radiation part, near-infrared radiation part and some visible light are absorbed by phase-change material 6 and with latent heat Form store, prevent this partial heat to be directly entered interior, reduce the solar gain amount of windowpane, so as to Can ensure that the constant of Summer Indoor temperature.Winter phase-change material 6 is present always in solid form, equivalent to increase glass Thickness, also just serve the effect of keeping temperature in the winter time, so phase-change material 6 is filled in the cavity can effectively keep room Interior temperature.The self-cleaning film layer 9 is photocatalytic coating, and the photocatalytic coating is nanometer grade silica and nanoscale two The mixture of titanium oxide, a diameter of 5 ~ 7 nanometers of its silicon dioxide, a diameter of 6 ~ 8 nanometers of titanium dioxide.The low-e films 2 are online low-e films 2 or offline low-e, the preferably online low-e films 2 of this utility model, because online 2 hardness of low-e films High, adhesive is good, can improve the bearing capacity of glass, reinforcing glass itself anti-wind pressure, cold and summer-heat, impact.It is described viscous Knot layer 4 is PVB glue-lines, butyl rubber glue-line or silicone adhesive glue-line.

The above is only preferred implementation of the present utility model, and protection domain of the present utility model is not limited merely to Above-described embodiment, all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model.Should refer to Go out, for those skilled in the art, some improvement under the premise of without departing from this utility model principle and Retouching, these improvements and modifications also should be regarded as protection domain of the present utility model.

Claims (8)

1. a kind of low-e glass, it is characterised in that：Including the first float glass (3) and low-e films (2), the low-e films (2) Fire prevention film layer (1) is provided with, first float glass (3) is connected with the second float glass (5) by tack coat (4), described Second float glass (5) outer layer is connected with sizing strip (7), the 3rd float glass (8) in turn, second float glass (5), fixed Type article (7) and the 3rd float glass (8) are collectively forming a cavity, filled with phase-change material (6) in the cavity, the described 3rd Float glass (8) outer layer is provided with self-cleaning film layer (9).

2. low-e glass according to claim 1, it is characterised in that：Fire prevention film layer (1) is NiCr layers.

3. low-e glass according to claim 2, it is characterised in that：The NiCr thickness degree is 0.03-0.05 millimeters.

4. low-e glass according to claim 1, it is characterised in that：The self-cleaning film layer (9) is photocatalytic coating.

5. low-e glass according to claim 1, it is characterised in that：The low-e films (2) for online low-e films or from Line low-e films.

6. low-e glass according to claim 1, it is characterised in that：The tack coat (4) is PVB glue-lines.

7. low-e glass according to claim 1, it is characterised in that：The tack coat (4) is butyl rubber glue-line.

8. low-e glass according to claim 1, it is characterised in that：The tack coat (4) is silicone adhesive glue-line.