CN114961520A - Energy-saving hollow glass and production method thereof - Google Patents
Energy-saving hollow glass and production method thereof Download PDFInfo
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- CN114961520A CN114961520A CN202210530048.8A CN202210530048A CN114961520A CN 114961520 A CN114961520 A CN 114961520A CN 202210530048 A CN202210530048 A CN 202210530048A CN 114961520 A CN114961520 A CN 114961520A
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/66—Units comprising two or more parallel glass or like panes permanently secured together
- E06B3/67—Units comprising two or more parallel glass or like panes permanently secured together characterised by additional arrangements or devices for heat or sound insulation or for controlled passage of light
- E06B3/6715—Units comprising two or more parallel glass or like panes permanently secured together characterised by additional arrangements or devices for heat or sound insulation or for controlled passage of light specially adapted for increased thermal insulation or for controlled passage of light
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B27/00—Tempering or quenching glass products
- C03B27/012—Tempering or quenching glass products by heat treatment, e.g. for crystallisation; Heat treatment of glass products before tempering by cooling
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B27/00—Tempering or quenching glass products
- C03B27/04—Tempering or quenching glass products using gas
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/66—Units comprising two or more parallel glass or like panes permanently secured together
- E06B3/677—Evacuating or filling the gap between the panes ; Equilibration of inside and outside pressure; Preventing condensation in the gap between the panes; Cleaning the gap between the panes
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2217/00—Coatings on glass
- C03C2217/70—Properties of coatings
- C03C2217/73—Anti-reflective coatings with specific characteristics
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2218/00—Methods for coating glass
- C03C2218/10—Deposition methods
- C03C2218/15—Deposition methods from the vapour phase
- C03C2218/154—Deposition methods from the vapour phase by sputtering
- C03C2218/156—Deposition methods from the vapour phase by sputtering by magnetron sputtering
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
- Y02B80/22—Glazing, e.g. vaccum glazing
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Civil Engineering (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Joining Of Glass To Other Materials (AREA)
Abstract
The invention discloses energy-saving hollow glass, which comprises at least three pieces of low-emissivity coated glass, wherein a heat insulation piece is arranged between every two adjacent pieces of low-emissivity coated glass. According to the energy-saving hollow glass, due to different configurations of the hollow glass of the multi-layer LOW-emissivity coated glass, the multi-layer LOW-E film is used for blocking the conduction of indoor and outdoor heat energy, so that the indoor and outdoor energy conversion is reduced or reduced, the heat conduction loss caused by the indoor and outdoor temperature difference of the hollow glass after building installation is reduced, the energy-saving purpose of a hollow product is improved, the energy consumption and the cost can be saved, and the resource waste is reduced. The invention also discloses a production method of the energy-saving hollow glass, which comprises a tempering process, wherein in the tempering process, the furnace temperature of the tempering furnace is controlled to be between 645-660 ℃.
Description
Technical Field
The invention belongs to the technical field of glass products, and particularly relates to energy-saving hollow glass and a production method thereof.
Background
With the attention of the country and countries in the world on energy consumption and environmental protection, the structural design of the common conventional hollow glass product has defects, and the hollow glass only has single-layer or double-layer LOW-emissivity (LOW-E) coated glass, which cannot better meet the requirements and achieve better energy-saving and consumption-reducing effects so as to save energy.
And the control requirement of the production process of the existing low-radiation coated glass is higher, the general tempering technical level can not meet the requirements of tempering flatness control and temperature control on film surface color, and visual color difference and image deformation are caused.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides energy-saving hollow glass, and aims to achieve better energy-saving and consumption-reducing effects and save energy.
In order to achieve the purpose, the invention adopts the technical scheme that: energy-conserving cavity glass, including low-emissivity coated glass, low-emissivity coated glass sets up three at least, sets up thermal-insulated piece between two adjacent low-emissivity coated glass.
The thickness of the low-emissivity coated glass is 4-8 mm.
The low-emissivity coated glass is provided with three pieces, the three pieces of low-emissivity coated glass are respectively a first piece of glass, a second piece of glass and a third piece of glass, the heat insulation piece is arranged between the first piece of glass and the second piece of glass, and the heat insulation piece is arranged between the second piece of glass and the third piece of glass.
The two opposite outer surfaces of the first piece of glass are respectively a first surface and a second surface, the two opposite outer surfaces of the second piece of glass are respectively a third surface and a fourth surface, the two opposite outer surfaces of the third piece of glass are respectively a fifth surface and a sixth surface, the second surface, the third surface and the fifth surface are low-radiation film surfaces, the first surface faces outdoors, and the sixth surface faces indoors.
The two opposite outer surfaces of the first piece of glass are respectively a first surface and a second surface, the two opposite outer surfaces of the second piece of glass are respectively a third surface and a fourth surface, the two opposite outer surfaces of the third piece of glass are respectively a fifth surface and a sixth surface, the second surface, the fourth surface and the fifth surface are low-radiation film surfaces, the first surface faces outdoors, and the sixth surface faces indoors.
The low-emissivity coated glass is provided with four pieces, the four pieces of low-emissivity coated glass are respectively a first piece of glass, a second piece of glass, a third piece of glass and a fourth piece of glass, the heat insulation piece is arranged between the first piece of glass and the second piece of glass, the heat insulation piece is arranged between the second piece of glass and the third piece of glass, and the heat insulation piece is arranged between the third piece of glass and the fourth piece of glass.
The two opposite outer surfaces of the first piece of glass are respectively a first surface and a second surface, the two opposite outer surfaces of the second piece of glass are respectively a third surface and a fourth surface, the two opposite outer surfaces of the third piece of glass are respectively a fifth surface and a sixth surface, the two opposite outer surfaces of the fourth piece of glass are respectively a seventh surface and an eighth surface, the second surface, the third surface, the sixth surface and the seventh surface are low-radiation film surfaces, the first surface faces outdoors, and the eighth surface faces indoors.
The invention also provides a production method of the energy-saving hollow glass, which comprises a toughening procedure, wherein in the toughening procedure, the furnace temperature of the toughening furnace is controlled to be between 645 and 660 ℃.
The method also comprises a sheet combination procedure, wherein in the sheet combination procedure, inert gas is filled into the hollow layer.
In the sheet combining procedure, the aeration setting parameters are adjusted to ensure that the aeration content of the inert gas in the hollow layer reaches more than 90 percent.
According to the energy-saving hollow glass, the multi-layer LOW-E film is utilized to block the conduction of indoor and outdoor heat energy through the different configurations of the hollow glass of the multi-layer LOW-radiation coated glass, so that the indoor and outdoor energy conversion is reduced or reduced, the heat conduction loss caused by the temperature difference between the indoor and outdoor parts of the hollow glass after the building is installed is reduced, the energy-saving purpose of a hollow product is improved, the energy consumption and the cost can be saved, and the resource waste is reduced.
Drawings
The present specification includes the following figures, which show the contents:
FIG. 1 is a schematic cross-sectional view of an energy-saving insulating glass according to a first embodiment;
labeled in the figure as:
1. a first surface; 2. a second surface; 3. a third surface; 4. a fourth surface; 5. a fifth surface; 6. A sixth surface; 7. an inert gas; 8. a heat shield.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings for a purpose of helping those skilled in the art to more fully, accurately and deeply understand the concept and technical solution of the present invention and to facilitate its implementation.
Example one
As shown in fig. 1, the embodiment provides an energy-saving hollow glass, which includes three low-emissivity coated glasses, and a heat insulation member is disposed between two adjacent low-emissivity coated glasses. The energy-saving effect of the hollow glass is improved by utilizing the energy-saving effect of the silver layer in the low-radiation coated glass, and the resource waste is reduced.
Specifically, as shown in fig. 1, three pieces of low-emissivity coated glass are provided, the three pieces of low-emissivity coated glass are a first piece of glass, a second piece of glass and a third piece of glass respectively, the second piece of glass is positioned between the first piece of glass and the third piece of glass, a heat insulation piece is arranged between the first piece of glass and the second piece of glass, and a heat insulation piece is arranged between the second piece of glass and the third piece of glass.
As shown in fig. 1, two opposite outer surfaces in the thickness direction of the first piece of glass are a first surface and a second surface, two opposite outer surfaces in the thickness direction of the second piece of glass are a third surface and a fourth surface, two opposite outer surfaces in the thickness direction of the third piece of glass are a fifth surface and a sixth surface, respectively, and the first surface, the second surface, the third surface, the fourth surface, the fifth surface and the sixth surface are parallel planes. After the glass is installed on a window of a building, the first surface faces outdoors, and the sixth surface faces indoors. The first surface, the second surface, the third surface, the fourth surface, the fifth surface and the sixth surface are sequentially arranged from the outdoor to the indoor, a certain distance is reserved between the second surface and the third surface to form a hollow layer, a heat insulation piece is arranged between the second surface and the third surface, a certain distance is reserved between the fourth surface and the fifth surface to form another hollow layer, and a heat insulation piece is arranged between the fourth surface and the fifth surface.
As shown in fig. 1, in the present embodiment, the second surface and the third surface are low-emissivity film surfaces having low-emissivity coating film layers. When the hollow glass coated glass film surfaces are arranged on the second surface and the third surface, the second surface can effectively block the influence of outdoor environment temperature, the third surface can effectively block the loss of indoor effective environment temperature, and the double-layer film surfaces can better reduce the conduction of indoor and outdoor temperature difference and reduce energy loss.
Preferably, the thickness of the low-emissivity coated glass is 4-8 mm.
In this example, the thickness of the low-emissivity coated glass is 6 mm.
Preferably, as shown in fig. 1, the heat insulator is made of a high-quality heat insulating material such as a warm edge, which contributes to an improvement in energy saving effect. The heat insulation piece is a 12A high-quality heat insulation warm edge strip, a 3A molecular sieve is filled in the heat insulation piece, and butyl rubber with high quality and good air tightness is uniformly coated on two side surfaces of the aluminum strip.
Preferably, as shown in fig. 1, inert gas is filled in the hollow layer, the inert gas can be argon gas and the like, the content of the inert gas is more than 90%, and the outer path is sealed by silicone structural adhesive or polysulfide adhesive for two times to form the energy-saving hollow glass which achieves better sound and heat insulation effects.
Preferably, the low-emissivity coated glass is high-transmittance glass, so that the transmittance effect of the energy-saving hollow glass is improved, and the light source pollution is reduced.
Example two
The energy-saving hollow glass of the embodiment is different from the first embodiment in the arrangement position and the number of the low-radiation film surfaces. As shown in fig. 1, in the present embodiment, the second surface, the third surface, and the fifth surface are low-emissivity films having low-emissivity coating layers. When the film surfaces of the hollow glass coated glass are arranged on the second surface, the third surface and the fifth surface, the formed energy-saving hollow glass is more suitable for tropical and subtropical regions, the second surface of the outdoor piece blocks outdoor high-temperature heat from being conducted to the indoor, and the film surface also protects the film layer from being damaged in the hollow layer; then, under the action of the third surface of the second piece of LOW-E glass, the outdoor heat is blocked from being conducted indoors again; the fifth surface of the third piece of LOW-E glass is mainly configured to prevent indoor cold air from being conducted to the outside, and energy consumption loss is reduced. When the third surface is a film layer, the solar cell panel is better suitable for southern areas, the outdoor environment temperature is high, the conduction from the outdoor temperature to the indoor space is better cut off, and the purpose of saving more energy is achieved.
EXAMPLE III
The energy-saving hollow glass of the embodiment is different from the first embodiment in the arrangement position and the number of the low-radiation film surfaces. As shown in fig. 1, in the present embodiment, the second surface, the fourth surface, and the fifth surface are low-radiation film surfaces having low-radiation film coating layers, the first surface faces outdoors, and the sixth surface faces indoors. When the hollow glass coated glass film surfaces are arranged on the second surface, the fourth surface and the fifth surface, and the fourth surface is a film layer, the second surface of the outdoor sheet prevents outdoor cold air from being conducted to the indoor, and then the second LOW-E glass film surface better prevents indoor heat temperature from being conducted to the outdoor under the configuration action of the fourth surface and the fifth surface of the third LOW-E glass, so that energy consumption and resource loss of air conditioner use or warmer use are reduced. The hollow glass is better suitable for northern areas, better ensures the indoor environment temperature, reduces the indoor temperature loss, better blocks the conduction of outdoor temperature in a broken room, and achieves the purpose of saving more energy.
Example four
The energy-saving hollow glass of the embodiment is different from the embodiments I to III in the number of the low-emissivity coated glass. In this embodiment, the number of the low-emissivity coated glass is four, the four low-emissivity coated glasses are respectively a first glass, a second glass, a third glass and a fourth glass, a heat insulation member is arranged between the first glass and the second glass, a heat insulation member is arranged between the second glass and the third glass, and a heat insulation member is arranged between the third glass and the fourth glass. The two opposite outer surfaces in the thickness direction of the first piece of glass are respectively a first surface and a second surface, the two opposite outer surfaces in the thickness direction of the second piece of glass are respectively a third surface and a fourth surface, the two opposite outer surfaces in the thickness direction of the third piece of glass are respectively a fifth surface and a sixth surface, the two opposite outer surfaces in the thickness direction of the fourth piece of glass are respectively a seventh surface and an eighth surface, and the first surface, the second surface, the third surface, the fourth surface, the fifth surface, the sixth surface, the seventh surface and the eighth surface are parallel planes. After the glass is installed on a window of a building, the first surface faces outdoors, and the eighth surface faces indoors. The first surface, the second surface, the third surface, the fourth surface, the fifth surface, the sixth surface, the seventh surface and the eighth surface are sequentially arranged from the outdoor to the indoor, a certain distance is reserved between the second surface and the third surface to form a hollow layer, and a heat insulation piece is arranged between the second surface and the third surface; a certain distance is also reserved between the fourth surface and the fifth surface to form another hollow layer, and a heat insulation piece is arranged between the fourth surface and the fifth surface; and a certain distance is reserved between the sixth surface and the seventh surface to form another hollow layer, and a heat insulation piece is arranged between the sixth surface and the seventh surface.
In this embodiment, the second surface, the third surface, the sixth surface, and the seventh surface are low-emissivity film surfaces having low-emissivity coating film layers. The energy-saving glass is provided with four LOW-emissivity coated glasses and three hollow layers, and is suitable for being applied to extremely cold or hot areas or environments, so that the double functions of two layers of LOW-E films are achieved both indoors and outdoors to block heat exchange between the indoor and the outdoor.
EXAMPLE five
The embodiment provides a production method of energy-saving hollow glass, which is used for manufacturing the hollow energy-saving glass in the first embodiment to the fourth embodiment. The production method comprises a film coating process, a slicing process, an edge grinding process, a first cleaning process, a first air drying process, a toughening process, a film removing process, a turning process, a second cleaning process, a second air drying process, a frame bending process, a frame loading process, a sheet combining process, a glue sealing process and a curing process. The energy-saving hollow glass is formed by a glass substrate through a film coating process, a slicing process, an edging process, a first cleaning process, a first air drying process, a toughening process, a film removing process, a second cleaning process, a second air drying process, a frame bending process, a frame loading process, a sheet combining process, a glue sealing process and a curing process.
The glass substrate is high-quality float glass, such as white glass or ultra-white glass. In the coating process, three pieces of coated mirror-making high-quality float glass are selected for coating treatment. And then sequentially carrying out cutting, edging, cleaning, air drying, toughening, film removing and hollow glue sealing treatment on the coated glass substrate, and paying attention to film surface distinguishing and protection production in the production processes of cutting, toughening, hollowing and the like.
In order to ensure the tempering flatness, a low-temperature tempering process can be adopted to ensure the flatness control of the low-radiation coated glass, the temperature is generally controlled at 660-jar temperature during tempering, the furnace temperature is generally controlled at 645-660 temperature through low-temperature tempering, meanwhile, the heating temperature at the lower part of the tempering furnace is preferably lower than the heating temperature at the upper part of the tempering furnace by 5-10 temperature during the setting of the furnace temperature, so that the light distortion caused by slow heat absorption of the glass due to the influence of an upper surface film layer is reduced, the general low-temperature heating time is properly prolonged by 15-30s (the setting parameters are changed due to different substrate colors, film systems and thicknesses, and the actual use parameters need to be summarized according to practice), and the glass is ensured to be uniformly heated in the furnace. In the toughening procedure, the furnace temperature of the toughening furnace is controlled to be between 645 ℃ and 660 ℃. The waviness of the surface of the toughened glass is controlled within the range of less than or equal to 0.08/300mm, the 150mm of the edge of the toughened glass reaches less than or equal to 0.1%/300 mm (because the deformation effect of the toughened glass edge is difficult to control, the edge waviness is generally controlled within the range of about 0.15 in general industry and manufacturers), the surface stress of the toughened glass is controlled within the range of 90-95mpa, and the difference value of the surface stress of the same piece of glass is controlled within less than 5 mpa.
Therefore, in the production process, the deformation of the toughened glass is controlled through low temperature, the heating uniformity in the heating process of the glass in the toughening furnace is improved, the quality of the toughened glass is improved and promoted by adjusting the gas balance effect at the lower part of the glass in the toughening furnace, the purposes of keeping uniform color and optimum flatness after the low-radiation coated glass is heated and uniformly toughened on the upper surface and the lower surface of the glass in the toughening furnace are achieved, and the visual interference of the multilayer low-radiation coated hollow glass is controlled.
In the toughening procedure, a toughening furnace is adopted, heat preservation measures are added in the heating section and the outer edge part of the toughening furnace, a fireproof material is used in the toughening furnace to increase the support structure of a lower heating radiation plate, the support contact area is increased, the deformation of the radiation plate is controlled, the heat conduction loss is reduced, the lower heating radiation plate is arranged on the upper part of a heating furnace wire, the distance between the lower heating radiation plate and a ceramic roller of the toughening furnace is generally 20-50mm, the ceramic roller is mainly used for bearing and transmitting glass in the toughening furnace, the radiation heat conduction efficiency is enhanced by reducing the distance between the lower heating radiation plate and the glass, the deformation of the lower heating radiation plate due to heating is reduced, and the horizontal parallelism of the whole plane of the lower heating radiation plate is kept consistent when the heating process and the high temperature is kept for a long time; the heat preservation and heat insulation wallboards on two sides of the toughening furnace are sealed by adopting high-quality aluminum silicate board partitions, the aluminum silicate board partitions on two sides are manufactured on site to guarantee the goodness of fit and the tightness of the wallboard, (the defects of poor goodness of fit, large seam gap and the like of a general fixed product size) to guarantee the temperature stability and the balance inside the toughening furnace, in addition, the temperature measurement position of a thermocouple is adjusted or the temperature measurement distribution position is increased according to the size of the toughening furnace to guarantee the uniform heating inside the furnace, so that the glass is uniformly heated, the surface stress of the toughened glass is controlled by adjusting the gate parameters of the rapid cooling air pressure wind, the problem of non-uniform surface stress of the glass is avoided, and the surface stress value of the glass is controlled between 90 and 95mpa by controlling the rapid cooling wind pressure of the toughening furnace.
The edge grinding and hollow cleaning machine adopts purified water with the deionized water less than 30 mus, the cleaning temperature of the water tank of the edge grinding and hollow working procedure cleaning machine is controlled at 30-50 ℃, and the surface of the glass is clean and has no residual water stain after the glass is cleaned and dried in the air during processing.
And when the hollow glass is produced, the glass is produced according to the direction of the glass configuration structure-the structure sequence of the glass surface and the glass surface, so that the configuration structure of the hollow glass is consistent.
In the sheet combination procedure, inert gas is filled into the hollow layer. In the sheet combining procedure, the aeration setting parameters are adjusted to ensure that the aeration content of the inert gas in the hollow layer reaches more than 90 percent.
In the sheet combination procedure, the opening and closing pressure and the sheet pressing time of the sheet combination machine are adjusted, so that the uniform lamination of the butyl rubber surface is ensured, and the effective butyl rubber width is not less than 3 mm.
In the curing process, an online automatic vertical gluing machine is used, and structural glue is used for storing or boxing and curing the periphery in a two-way sealing vertical state, so that the influence of the concave-convex condition of the hollow glass on the image deformation of the finished glass is reduced.
The coating film adopts off-line magnetron sputtering coated glass, so that the high energy-saving performance of the LOW-emissivity coated glass is achieved, the interference to visible light is enhanced, generally, the first outdoor LOW-E glass can be configured according to customer requirements and favorite colors, and other indoor LOW-E glasses propose the use of high-transmittance coated glass to reduce the visual interference of the colors of multiple film surfaces and enhance the lighting permeability of the hollow glass, so that the surface color of the glass is more vivid and can be matched for use.
The invention is described above with reference to the accompanying drawings. It is to be understood that the specific implementations of the invention are not limited in this respect. Various insubstantial improvements are made by adopting the method conception and the technical scheme of the invention; the present invention is not limited to the above embodiments, and can be modified in various ways.
Claims (10)
1. The energy-saving hollow glass is characterized by comprising at least three pieces of low-emissivity coated glass, and a heat insulation piece is arranged between every two adjacent pieces of low-emissivity coated glass.
2. The energy-saving hollow glass according to claim 1, wherein the low-emissivity coated glass has a thickness of 4-8 mm.
3. The energy-saving hollow glass according to claim 1 or 2, wherein the number of the low-emissivity coated glass is three, the three low-emissivity coated glasses are respectively a first glass, a second glass and a third glass, the heat insulation member is arranged between the first glass and the second glass, and the heat insulation member is arranged between the second glass and the third glass.
4. The energy saving insulating glass according to claim 3, wherein the two opposite outer surfaces of the first glass sheet are a first surface and a second surface, the two opposite outer surfaces of the second glass sheet are a third surface and a fourth surface, the two opposite outer surfaces of the third glass sheet are a fifth surface and a sixth surface, the second surface, the third surface and the fifth surface are low emissivity film surfaces, the first surface faces outdoors, and the sixth surface faces indoors.
5. The energy saving insulating glass according to claim 3, wherein the two opposite outer surfaces of the first glass sheet are a first surface and a second surface, the two opposite outer surfaces of the third glass sheet are a third surface and a fourth surface, the two opposite outer surfaces of the third glass sheet are a fifth surface and a sixth surface, the second surface, the fourth surface and the fifth surface are low emissivity film surfaces, the first surface faces outdoors, and the sixth surface faces indoors.
6. The energy-saving hollow glass according to claim 1 or 2, wherein the number of the low-emissivity coated glass is four, the four low-emissivity coated glasses are respectively a first glass, a second glass, a third glass and a fourth glass, the heat insulation member is arranged between the first glass and the second glass, the heat insulation member is arranged between the second glass and the third glass, and the heat insulation member is arranged between the third glass and the fourth glass.
7. The energy saving insulating glass according to claim 3, wherein the two opposite outer surfaces of the first glass sheet are respectively a first surface and a second surface, the two opposite outer surfaces of the second glass sheet are respectively a third surface and a fourth surface, the two opposite outer surfaces of the third glass sheet are respectively a fifth surface and a sixth surface, the two opposite outer surfaces of the fourth glass sheet are respectively a seventh surface and an eighth surface, the second surface, the third surface, the sixth surface and the seventh surface are low emissivity films, the first surface faces outdoors, and the eighth surface faces indoors.
8. The method for producing energy-saving hollow glass as claimed in any one of claims 1 to 7, comprising a tempering process, wherein in the tempering process, the temperature of the tempering furnace is controlled to be between 645 and 660 ℃.
9. The method for producing energy-saving hollow glass according to claim 8, further comprising a laminating step of filling an inert gas into the hollow layer in the laminating step.
10. The method for producing energy-saving hollow glass according to claim 9, wherein in the step of combining the sheets, the inflation setting parameters are adjusted to ensure that the inflation content of the inert gas in the hollow layer reaches more than 90%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210530048.8A CN114961520A (en) | 2022-05-16 | 2022-05-16 | Energy-saving hollow glass and production method thereof |
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| CN202210530048.8A CN114961520A (en) | 2022-05-16 | 2022-05-16 | Energy-saving hollow glass and production method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10120447A (en) * | 1996-10-15 | 1998-05-12 | Nippon Sheet Glass Co Ltd | Multiple glass |
| CN202483367U (en) * | 2011-11-16 | 2012-10-10 | 当代节能置业股份有限公司 | Energy-saving hollow glass |
| US20160060948A1 (en) * | 2010-01-16 | 2016-03-03 | Cardinal Cg Company | Insulating glass unit transparent conductivity and low emissivity coating technology |
| CN114057405A (en) * | 2021-12-16 | 2022-02-18 | 江苏上玻玻璃有限公司 | Low-E hollow glass and preparation method thereof |
-
2022
- 2022-05-16 CN CN202210530048.8A patent/CN114961520A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10120447A (en) * | 1996-10-15 | 1998-05-12 | Nippon Sheet Glass Co Ltd | Multiple glass |
| US20160060948A1 (en) * | 2010-01-16 | 2016-03-03 | Cardinal Cg Company | Insulating glass unit transparent conductivity and low emissivity coating technology |
| CN202483367U (en) * | 2011-11-16 | 2012-10-10 | 当代节能置业股份有限公司 | Energy-saving hollow glass |
| CN114057405A (en) * | 2021-12-16 | 2022-02-18 | 江苏上玻玻璃有限公司 | Low-E hollow glass and preparation method thereof |
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