CN217921857U - Double-interlayer film-coated hollow vehicle glass - Google Patents
Double-interlayer film-coated hollow vehicle glass Download PDFInfo
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- CN217921857U CN217921857U CN202121403609.5U CN202121403609U CN217921857U CN 217921857 U CN217921857 U CN 217921857U CN 202121403609 U CN202121403609 U CN 202121403609U CN 217921857 U CN217921857 U CN 217921857U
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Abstract
The utility model provides a two intermediate layers coating film cavity vehicle glass belongs to the glass field, including two glass subassemblies that have the intermediate layer, the both ends that form well cavity and well cavity between two glass subassemblies are equipped with the space bar, form sealed cavity, and the cavity passes through pipe and outside atmospheric pressure balance subassembly intercommunication to make the cavity internal gas pressure invariable. The utility model discloses avoided because of the cavity glass deformation that the change of temperature and height above sea level arouses, still strengthened the heat preservation effect in the car greatly when having reduced the heat and see through by a wide margin to still have advantages such as low reflection, antisweat, sound insulation.
Description
Technical Field
The utility model belongs to the glass field relates to automobile glass, especially relates to double-interlayer coated hollow vehicle glass.
Background
Generally, hollow glass has the advantages of heat insulation, sound insulation, burglary prevention, fire prevention and the like, so that the hollow glass is used as building glass for multiple purposes. With the development of the technology, the speed of high-speed trains such as subways, motor cars and high-speed trains is higher and higher, the performances of sound insulation, heat insulation, safety, comfort and the like need to be considered, hollow glass is adopted more and more, even a part of fuel-powered automobiles and electric automobiles are also provided with the hollow glass, and the most important purpose is energy conservation.
However, there are sometimes large elevation differences or temperature differences in the glass production area, the use area and the intermediate transport lines. Both altitude change and temperature change will cause pressure difference between the inside and the outside of the hollow glass, thereby causing the hollow glass to be deformed like bulging or sinking. The deformation of the hollow glass can damage the glass, slightly change the appearance of the glass, influence the surface quality, seriously reduce the heat preservation and sealing performance of the hollow glass, and even support and explode the glass when the heat preservation and sealing performance is serious. For vehicle glass, glass deformation is not allowed, which brings serious safety hazard to the driving process, and the deformation of the hollow structure is the biggest pain point in the using process, and the problem needs to be thoroughly solved.
Meanwhile, in order to pursue better performances such as the transmittance and reflectivity of sunlight, heat insulation, ultraviolet transmittance and the like, the existing product can be further coated with one or more layers of metal and nonmetal substance films on the surface of the glass substrate, and for the prior art, the product only has the heat insulation effect but no or very little heat preservation effect, and the energy-saving effect of the vehicle in winter is greatly reduced. In addition, for a vehicle glass having a hollow structure, if it is applied to a front windshield, control of the reflectivity inside the vehicle is important.
SUMMERY OF THE UTILITY MODEL
The to-be-solved problem of the utility model is to provide double-interlayer film coating cavity vehicle glass, avoided the cavity glass that arouses because of the change of temperature and height above sea level to warp, still strengthened the heat preservation effect in the car greatly when having reduced the heat and seeing through by a wide margin to still have a great deal of advantages such as low reflection, antisweat, syllable-dividing.
In order to solve the technical problem, the utility model discloses a technical scheme is: double-interlayer film coating cavity vehicle glass including two glass components that have the intermediate layer, forms well cavity and well cavity's both ends between two glass components and is equipped with the spacer bar, forms sealed cavity, and the cavity passes through pipe and outside atmospheric pressure balance assembly intercommunication to make the cavity internal gas pressure invariable.
Furthermore, the glass assembly comprises two glass substrates arranged in parallel and an adhesive layer clamped between the two glass substrates, a second heat insulation film is arranged inside the glass assembly close to one side in the vehicle, and a first heat insulation film is arranged on one side close to the hollow cavity of the glass assembly close to the inner side of the vehicle or the other glass assembly.
Furthermore, the length of the first heat insulation film is equal to the length of the inner layer close to the glass component on the inner side of the vehicle, and the second heat insulation film is arranged in the hollow cavity and the length of the second heat insulation film is close to that of the hollow cavity.
Further, the first heat insulation film is one of an off-line Low-E film, an on-line Low-E film or an off-line silver-free Low-E film.
Furthermore, the first heat insulation film is one of the following materials, namely an online Low-E film and an offline silver-free Low-E film.
Further, the off-line silver-free Low-E film is prepared by magnetron sputtering and comprises a bottom layer, a first dielectric layer, a functional layer, a second dielectric layer and a protective layer which are sequentially arranged;
the bottom layer is made of dielectric materials and at least comprises one or more of the following components: oxides or nitrides of silicon, aluminum, zinc, tin, titanium;
the first dielectric layer is made of a conductive material and at least comprises one or more of the following components: zinc aluminum oxide, zinc tin oxide;
the functional layer is made of a conductive material and at least comprises one or more of the following components: indium tin oxide, zinc oxide, fluorine-doped tin oxide;
the second dielectric layer is a dielectric material and at least comprises one or more of the following components: oxides or nitrides of titanium, silicon, zinc aluminum, niobium;
the protective layer is made of ceramic materials and at least comprises one or more of the following components: silicon nitride, silicon aluminum nitride, titanium nitride, carbon nitride, zirconium oxide.
Further, the two glass assemblies comprise a first glass substrate, a second glass substrate, a third glass substrate and a fourth glass substrate, wherein the first glass substrate is connected with the second glass substrate through a first bonding layer, the third glass substrate is connected with the fourth glass substrate through a second bonding layer, and a hollow cavity is arranged between the second glass substrate and the third glass substrate;
a first heat insulation film is arranged on one side, close to the hollow cavity, of the second glass substrate or the third glass substrate, and a second heat insulation film is arranged on one side, close to the interior of the vehicle, of the fourth glass substrate.
Furthermore, the first bonding layer and the second bonding layer are both one of the following materials, PVB, EVA and SGP.
Further, the first glass substrate has a thickness ranging from 1.8mm to 2.5mm, the second glass substrate has a thickness ranging from 0.8mm to 2.1mm, the third glass substrate has a thickness ranging from 1.8mm to 2.5mm, and the fourth glass substrate has a thickness ranging from 0.8mm to 2.1mm.
Furthermore, the first glass substrate, the second glass substrate, the third glass substrate and the fourth glass substrate are all transparent white glass and/or ultra-white glass, and the visible light transmittance is greater than 90%.
Further, an AR film is further arranged on one side surface, close to the outside of the vehicle, of the first glass substrate and/or on one side surface, opposite to the first heat insulation film, in the hollow cavity.
Further, the air pressure balancing assembly comprises a flexible air bag, the total air volume in the flexible air bag is always smaller than 60% of the self volume, and the self volume of the flexible air bag is larger than 70% of the volume of the hollow cavity.
Further, inert gases including but not limited to argon, nitrogen and krypton are arranged in the hollow cavity and the flexible air bag, and the content of the inert gases is larger than 90%.
Further, the flexible air bag is made of an aluminum-plastic paper composite material, the outer diameter of the catheter is less than or equal to 1mm, and the inner diameter of the catheter is greater than or equal to 0.2mm; the catheter is made of medical stainless steel, penetrates through the inside of the spacing strip and is connected to the hollow cavity, and the joint of the catheter and the spacing strip is plugged by butyl rubber so that the spacing strip and the catheter are sealed.
Further, the spacing bar is a warm edge bar.
Furthermore, the visible light reflectivity RL inside and outside the vehicle is less than 10%, the heat transfer coefficient U value is less than 1.2W/M2. K, and the shading coefficient Sc value is less than 0.35.
Compared with the prior art, the utility model discloses technical effect below having.
1. The utility model has the advantages that the air pressure balance component is arranged, the pressure balance in the hollow cavity is realized, the deformation of the hollow glass caused by the change of air temperature and altitude is effectively avoided, the driving is safer, compared with the traditional sandwich structure, the anti-condensation and sound insulation performance is greatly enhanced, the integral strength of the glass window is improved, and the driving is safer and more comfortable;
2. the utility model discloses a set up first thermal-insulated membrane and the thermal-insulated membrane of second, still strengthened the heat preservation effect in the car greatly when having reduced the heat transmission through by a wide margin, the thermal-insulated membrane of second adopts Low anti-no silver Low-E membrane, makes reflection greatly reduced in the car, and it is safer to travel.
Drawings
The accompanying drawings, which form a part of the present disclosure, are included to provide a further understanding of the present disclosure, and are incorporated in and constitute a part of this specification, illustrate embodiments of the present disclosure and together with the description serve to explain the present disclosure. In the drawings:
FIG. 1 is a cross-sectional view of a double-interlayer coated hollow vehicle glass of the present invention;
FIG. 2 is a schematic plan view of the double-interlayer coated hollow vehicle glass of the present invention.
Reference numerals:
1. a first glass substrate; 2. a second glass substrate; 3. a third glass substrate; 4. a fourth glass substrate; 5. a hollow cavity; 6. a second adhesive layer; 7. a first adhesive layer; 8. a first heat insulating film; 9. a second heat insulating film; 10. a second ink layer; 11. a first ink layer; 12. a spacer bar; 13. a flexible bladder; 14. structural adhesive; 15. butyl rubber; 16. a conduit.
Detailed Description
It should be noted that, in the case of no conflict, the embodiments and features of the embodiments of the present invention may be combined with each other.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in fig. 1 to 2, a double-interlayer film-coated hollow vehicle glass includes two glass assemblies having an interlayer, a hollow cavity is formed between the two glass assemblies, and spacer bars 12 are disposed at two ends of the hollow cavity to form a sealed hollow cavity 5, the hollow cavity 5 is communicated with an external air pressure balancing assembly through a duct 16, so that the air pressure in the hollow cavity 5 is constant, a structural adhesive 14 for ensuring the internal sealing of the hollow cavity 5 is disposed at the outer side of the spacer bar 12, the glass assemblies are provided with interlayers, the glass is not in direct contact with the spacer bars, the direct heat and cold conduction of the glass material is reduced, the air pressure in the hollow cavity 5 is constant, when the internal pressure is small, the air pressure can be supplemented to the inside of the hollow cavity 5 through the air pressure balancing assembly, if the internal pressure of the hollow cavity 5 is increased, the air can be discharged into the air pressure balancing assembly through the derivation, the altitude change and the temperature change are solved, so that the pressure difference is generated inside and outside the hollow glass, thereby causing the "bulging" or "sinking" deformation of the hollow glass, the safety performance is greatly improved, and the safety performance is improved on the basis of ensuring the advantages of the intermediate structure.
Preferably, the glass assembly comprises two glass substrates arranged in parallel and an adhesive layer sandwiched between the two glass substrates, a second heat insulation film 9 is arranged inside the glass assembly close to one side in the vehicle, and a first heat insulation film 8 is arranged on one side of the glass assembly close to the inner side of the vehicle or the other glass assembly close to the hollow cavity 5.
Preferably, the length of the first heat insulation film 8 is equal to the length of the inner layer close to the glass component on the inner side of the vehicle, the second heat insulation film 9 is arranged in the hollow cavity 5, the length of the second heat insulation film is close to the length of the hollow cavity 5, the heat insulation effect is achieved in the largest area, the heat balance of all positions is guaranteed, the local stress change is avoided, and the stability and the service life of the product are improved.
Preferably, the first heat insulation film 8 is one of an off-line Low-E film, an on-line Low-E film or an off-line silver-free Low-E film; the first heat insulation film 8 is one of an online Low-E film and an offline silver-free Low-E film, can effectively prevent ultraviolet rays and improve the comfort level of passengers, and is prepared by magnetron sputtering and comprises a bottom layer, a first dielectric layer, a functional layer, a second dielectric layer and a protective layer which are sequentially arranged; the bottom layer is a dielectric material and at least comprises one or more of the following components: oxides or nitrides of silicon, aluminum, zinc, tin, titanium; the first dielectric layer is made of a conductive material and at least comprises one or more of the following components: zinc aluminum oxide, zinc tin oxide; the functional layer is made of conductive materials and at least comprises one or more of the following components: indium tin oxide, zinc oxide, fluorine-doped tin oxide; the second dielectric layer is a dielectric material and at least comprises one or more of the following components: oxides or nitrides of titanium, silicon, zinc aluminum, niobium; the protective layer is made of ceramic materials and at least comprises one or more of the following components: silicon nitride, silicon aluminum nitride, titanium nitride, carbon nitride, zirconium oxide.
Preferably, the two glass assemblies comprise a first glass substrate 1, a second glass substrate 2, a third glass substrate 3 and a fourth glass substrate 4, wherein the first glass substrate 1 is connected with the second glass substrate 2 through a first bonding layer 7, the third glass substrate 3 is connected with the fourth glass substrate 4 through a second bonding layer 6, the first bonding layer 7 and the second bonding layer 6 are arranged to avoid direct contact of the two glass substrates and reduce cold and heat conduction, and when the glass is basically impacted, the two glass substrates can play a role in buffering, the impact resistance is improved, the safety of passengers is improved, and the hollow cavity 5 is arranged between the second glass substrate and the third glass substrate; one side of the second glass substrate 2 or the third glass substrate 3, which is close to the hollow cavity 5, is provided with a first heat insulation film 8, one side of the fourth glass substrate 4, which is close to the interior of the vehicle, is provided with a second heat insulation film 9, and the first heat insulation film 8 and the second heat insulation film 9 are arranged, so that the heat insulation effect is improved, the temperature in the vehicle is ensured, the energy consumption is saved, and the comfort level of passengers is favorably improved.
Preferably, the first adhesive layer 7 and the second adhesive layer 6 are both one of the following materials, PVB, EVA, SGP. The materials have good insulation and heat preservation effects and impact resistance, and other equivalent materials can also have the same technical effect when being applied to the structure.
Preferably, the thickness range of the first glass substrate 1 is 1.8mm-2.5mm, the thickness range of the second glass substrate 2 is 0.8mm-2.1mm, the thickness range of the third glass substrate 3 is 1.8mm-2.5mm, the thickness range of the fourth glass substrate is 0.8mm-2.1mm, corresponding thickness parameters are set, the thickness is reduced as much as possible while the advantages of strength, safety, heat preservation and the like are ensured, the occupied space of the whole vehicle glass is ensured to be as small as possible, the vehicle glass is favorably applied to more vehicles, the cost is reduced, the manufacturing of vehicle molds is also facilitated, the vehicle thickness at corresponding positions is ensured, and the whole cost of the vehicle is reduced; preferably, the first glass substrate 1, the second glass substrate 2, the third glass substrate 3 and the fourth glass substrate 4 are all made of transparent white glass and/or ultra-white glass, and the visible light transmittance is greater than 90%, so that passengers can observe the outside, and the appearance in the vehicle is improved.
Preferably, first glass substrate 1 is close to one side surface outside the car and/or one side surface relative with first thermal-insulated membrane 8 in the cavity 5 still sets up the AR membrane, is high light transmission type protection film, and the texture is softer, has antifriction and anti scraping strong ability, the scratch can not appear yet in long-time the use, paste and adopt chemical material silica gel to adsorb on the application face, consequently can not cause the injury to application face itself, can not leave the seal of a government organization in old china after tearing, and also can wash back used repeatedly, can let glass substrate receive better protection in this application.
Preferably, the air pressure balancing assembly comprises a flexible air bag 13, the total air volume in the flexible air bag 13 is always smaller than 60% of the self volume, the self volume of the flexible air bag 13 is larger than 70% of the volume of the hollow cavity 5, the conversion of the volumes of the flexible air cylinder and the hollow cavity 5 is ensured, the adjusting range and the adjusting capacity are ensured, and the coefficient is increased. Preferably, all be provided with inert gas in cavity 5 and the flexible gasbag 13, including but not limited to following gas, argon gas, nitrogen gas, krypton, inert gas's content is greater than 90%, sets up inert gas, and the security is high, and the chemical reaction is difficult to take place between gas, also is difficult to receive environmental impact moreover, can not take place the reaction to glass substrate and contact object, promotes the stability and the life of whole structure.
Preferably, the flexible air bag 13 is made of an aluminum-plastic paper composite material, the outer diameter of the conduit 16 is smaller than or equal to 1mm, the inner diameter of the conduit 16 is larger than or equal to 0.2mm, constant transmission and adjustment of gas are guaranteed, rapid change of air pressure is avoided, stability is guaranteed, the conduit 16 is made of medical stainless steel, the strength is high, the service life is long, the conduit 16 penetrates through the inside of the spacing strip 12 and is connected to the hollow cavity 5, and the joint of the conduit 16 and the spacing strip 12 is sealed by butyl rubber 15, so that the spacing strip 12 and the conduit 16 are sealed.
As one embodiment, the air pressure balancing assembly can also be an air pump assembly for automatic control, the air pump assembly comprises a pressure sensor, an electromagnetic valve and an air pump station, the conduit 16 is communicated with the air pump station and is parallelly connected with a one-way valve, the pressure sensor is arranged inside the hollow cavity 5, the air pump assembly is controlled through a PLC program, when the pressure sensor detects that the value is lower than a set value, the electromagnetic valve is opened, the air pump station supplies air to the hollow cavity 5, the pressure inside the hollow cavity 5 reaches the set value, when the pressure sensor detects that the vertical value is higher than the set value, the one-way valve is opened for discharging redundant air, the internal pressure of the hollow cavity 5 is guaranteed to be constant, the structure is complex relative to the flexible air bag 13, and the control is more accurate.
Preferably, the spacing bars 12 are warm bars, are made of low-thermal-conductivity materials, are used for reducing the thermal conduction of the edges of the hollow glass, and have the advantages of low cost, light weight, condensation prevention, good heat insulation and aging resistance.
Preferably, the visible light reflectivity RL inside and outside the vehicle is less than 10%, the heat transfer coefficient U value is less than 1.2W/M2. K, the shading coefficient Sc value is less than 0.35, the heat preservation performance of the vehicle is guaranteed, the comfort is improved, and the selection and the adjustment are carried out according to actual conditions.
In the actual working process, the manufacturing is completed according to the following steps and flows and the structure,
(1) Cutting, edge breaking, edge grinding and cleaning 4 glass original sheets to respectively obtain a first glass substrate 1, a second glass substrate 2, a third glass substrate 3 and a fourth glass substrate 4;
(2) Printing ink on the first glass substrate 1 and drying;
(3) Plating a first heat insulation film 8 on one side of the second glass substrate 2 or the third glass substrate 3 close to the hollow cavity 5;
(4) Plating a second heat insulation film 9 on one side of the fourth glass substrate 4 close to the interior of the vehicle;
(5) Ink printing and drying are performed on the second heat insulating film 9 of the fourth glass substrate 4;
(6) Continuously pressing and forming the first glass substrate 1, the second glass substrate 2, the third glass substrate 3 and the fourth glass substrate 4 at the same time, so as to ensure that the goodness of fit of each glass substrate is consistent;
(7) Laminating the molded first glass substrate 1 and the molded second glass substrate 2 by using the first adhesive layer 7, and laminating the molded third glass substrate 3 and the molded fourth glass substrate 4 by using the second adhesive layer 6; in this case, the requirements are as follows: after the first glass substrate 1 and the second glass substrate 2 are laminated and subjected to high pressure, the visible light transmittance is more than or equal to 79 percent, and after the third glass substrate 3 and the fourth glass substrate 4 are laminated and subjected to high pressure, the visible light transmittance is more than or equal to 88 percent; or after the first glass substrate 1 and the second glass substrate 2 are laminated and subjected to high pressure, the visible light transmittance is more than or equal to 88 percent, and after the third glass substrate 3 and the fourth glass substrate 4 are laminated and subjected to high pressure, the visible light transmittance is more than or equal to 79 percent;
(8) Carrying out hollow treatment on the glass substrates respectively laminated and subjected to high pressure: firstly, removing films at the edges of the heat insulation film plated on the second glass substrate 2 or the third glass substrate 3, wherein the width of the removed films is 15-30mm; secondly, punching the spacing bar 12, wherein the diameter of the hole is slightly larger than that of the conduit 16; thirdly, inserting the conduit 16 into the hole, and plugging the gap at the joint with butyl rubber 15; finally, canning the molecular sieve and carrying out hollow lamination;
(9) The edge part is sealed by structural adhesive 14, and the double-interlayer coated hollow vehicle glass is obtained after curing.
Although an embodiment of the present invention has been described in detail, the description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention. The equivalent changes and improvements made according to the application scope of the present invention should be still included in the patent coverage of the present invention.
Claims (9)
1. Double-interlayer film-coated hollow vehicle glass is characterized in that: the glass component comprises two glass components with an interlayer, wherein a hollow cavity is formed between the two glass components, and two ends of the hollow cavity are provided with spacing bars to form a sealed hollow cavity, and the hollow cavity is communicated with an external air pressure balancing component through a guide pipe so that the air pressure in the hollow cavity is constant.
2. The double-interlayer coated hollow vehicle glass according to claim 1, wherein: the glass assembly comprises two glass substrates arranged in parallel and a bonding layer clamped between the two glass substrates, a second heat insulation film is arranged inside the glass assembly close to one side in the vehicle, a first heat insulation film is arranged on one side close to the cavity of the glass assembly close to the inner side of the vehicle or the other glass assembly close to the cavity of the vehicle, the length of the first heat insulation film is equal to the length of the inner layer close to the glass assembly in the inner side of the vehicle, the second heat insulation film is arranged in the cavity of the vehicle, and the length of the second heat insulation film is close to the length of the cavity of the vehicle.
3. The double-interlayer coated hollow vehicle glass according to claim 2, wherein: the first heat insulation film is one of the following materials, namely an off-line Low-E film, an on-line Low-E film or an off-line silver-free Low-E film, and the first heat insulation film is one of the following materials, namely the on-line Low-E film and the off-line silver-free Low-E film.
4. The double-laminated coated insulated vehicle glazing as claimed in any one of claims 1 to 3, wherein: the two glass components comprise a first glass substrate, a second glass substrate, a third glass substrate and a fourth glass substrate, wherein the first glass substrate is connected with the second glass substrate through a first bonding layer, the third glass substrate is connected with the fourth glass substrate through a second bonding layer, and a hollow cavity is arranged between the second glass substrate and the third glass substrate;
a first heat insulation film is arranged on one side, close to the hollow cavity, of the second glass substrate or the third glass substrate, and a second heat insulation film is arranged on one side, close to the interior of the vehicle, of the fourth glass substrate.
5. The double-interlayer coated hollow vehicle glass according to claim 4, wherein: the first bonding layer and the second bonding layer are both one of PVB, EVA and SGP, the first glass substrate is 1.8-2.5 mm in thickness, the second glass substrate is 0.8-2.1 mm in thickness, the third glass substrate is 1.8-2.5 mm in thickness, the fourth glass substrate is 0.8-2.1 mm in thickness, the first glass substrate, the second glass substrate, the third glass substrate and the fourth glass substrate are all made of transparent white glass and/or ultra-white glass, the visible light transmittance is larger than 90%, and an AR film is further arranged on one side surface of the first glass substrate, which is close to the outside of the automobile, and/or one side surface of the hollow cavity, which is opposite to the first heat insulation film.
6. The double-interlayer coated hollow vehicle glass according to claim 1, wherein: the air pressure balancing assembly comprises a flexible air bag, the total air volume in the flexible air bag is always smaller than 60% of the self volume, and the self volume of the flexible air bag is larger than 70% of the volume of the hollow cavity.
7. The double-interlayer coated hollow vehicle glass according to claim 6, wherein: inert gases including but not limited to argon, nitrogen and krypton are arranged in the hollow cavity and the flexible air bag, and the content of the inert gases is larger than 90%.
8. The double-interlayer coated hollow vehicle glass according to claim 6, wherein: the flexible air bag is made of an aluminum-plastic paper composite material, the outer diameter of the catheter is less than or equal to 1mm, and the inner diameter of the catheter is greater than or equal to 0.2mm; the catheter is made of medical stainless steel, penetrates through the inside of the spacing strip and is connected to the hollow cavity, and the joint of the catheter and the spacing strip is plugged by butyl rubber so that the spacing strip and the catheter are sealed.
9. The double-laminated coated insulated vehicle glazing as claimed in any one of claims 1 to 3 or 5 to 8, wherein: the visible light reflectivity RL inside and outside the vehicle is less than 10%, the heat transfer coefficient U value is less than 1.2W/M2. K, and the sun-shading coefficient Sc value is less than 0.35.
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| CN202121403609.5U CN217921857U (en) | 2021-06-23 | 2021-06-23 | Double-interlayer film-coated hollow vehicle glass |
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| CN202121403609.5U CN217921857U (en) | 2021-06-23 | 2021-06-23 | Double-interlayer film-coated hollow vehicle glass |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113735465A (en) * | 2021-06-23 | 2021-12-03 | 天津耀皮工程玻璃有限公司 | Double-interlayer film-coated hollow vehicle glass and manufacturing method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113735465A (en) * | 2021-06-23 | 2021-12-03 | 天津耀皮工程玻璃有限公司 | Double-interlayer film-coated hollow vehicle glass and manufacturing method thereof |
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