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CN-121976735-A - Film type hollow glass

CN121976735ACN 121976735 ACN121976735 ACN 121976735ACN-121976735-A

Abstract

The invention relates to the technical field of glass, and discloses thin film type hollow glass which is applied to a building high-altitude place, wherein the thin film type hollow glass comprises an outer layer glass, a middle layer glass and an inner layer glass which are sequentially arranged from outside to inside along a first direction, a low-radiation film is adhered to one inward side of the outer layer glass, one side of the middle layer glass and one inward side of the inner layer glass respectively, a sealed first cavity is enclosed between the outer layer glass and the middle layer glass, a sealed second cavity is enclosed between the middle layer glass and the inner layer glass, the thicknesses of the first cavity and the second cavity are the same, the thickness of the first cavity is set to be 6 millimeters to 15 millimeters, and filling gas for heat insulation and heat preservation is arranged in the first cavity and the second cavity, so that the heat transfer coefficient of the thin film type hollow glass is smaller than 0.800W/(m < 2 >. K), and the building high-altitude place provided with the thin film type hollow glass can meet the ultra-low energy consumption requirement.

Inventors

  • CHEN FU
  • XU XINRU
  • LIU SHUOFANG
  • XIA WEIMEI
  • CHEN ZHAOMIN
  • YU HEQUAN

Assignees

  • 秦皇岛玻璃工业研究设计院有限公司

Dates

Publication Date
20260505
Application Date
20260324

Claims (10)

  1. 1. The thin-film type hollow glass is characterized by comprising outer-layer glass (1), middle-layer glass (2) and inner-layer glass (3) which are sequentially arranged at intervals from outside to inside along a first direction, wherein the thickness direction of the outer-layer glass (1) is configured to be the first direction, a low-radiation film (6) is attached to one inward side of each of the outer-layer glass (1), the middle-layer glass (2) and the inner-layer glass (3), a sealed first cavity (4) is formed between the outer-layer glass (1) and the middle-layer glass (2), a sealed second cavity (5) is formed between the middle-layer glass (2) and the inner-layer glass (3), the thickness of each of the first cavity (4) and the second cavity (5) is the same, the thickness of each of the first cavity (4) is set to be 6 mm to 15 mm, and heat transfer coefficients of the first cavity (4) and the second cavity (5) are filled with heat insulation gas so that the heat transfer coefficient of the hollow glass is at most 0.800W/(m.2).
  2. 2. The thin film type hollow glass according to claim 1, wherein the thickness of the outer layer glass (1) is set to 4 to 5mm, the thickness of the mid-set glass (2) is set to 1 to 2 mm, and the thickness of the inner layer glass (3) is set to 2 to 3 mm.
  3. 3. A thin film type hollow glass according to claim 1 or 2, wherein the thickness of the first cavity (4) is set to 6 to 12 mm, and the filling gas is set to one of krypton or a mixed gas of krypton and air.
  4. 4. A thin film type hollow glass according to claim 3, wherein the ratio of air to krypton in the mixed gas of krypton and air is 5:95.
  5. 5. A thin film type hollow glass as claimed in claim 3, wherein the filling gas is krypton when the thickness of the first cavity (4) is set to 9 mm.
  6. 6. The thin film type hollow glass according to claim 1 or 2, wherein the thickness of the first cavity (4) is more than 12mm and at most 15 mm, and the filling gas is one of argon, krypton, a mixture of argon and air or a mixture of krypton and air.
  7. 7. The thin film type hollow glass according to claim 6, wherein the thickness of the first cavity (4) is 15 mm, and the filling gas is one of argon gas or a mixed gas of argon gas and air.
  8. 8. The thin film type hollow glass according to claim 6, wherein the ratio of air to krypton in the mixed gas of krypton and air is 5:95.
  9. 9. The thin film type hollow glass according to claim 6, wherein the ratio of air to argon in the mixed gas of argon and air is 5:95.
  10. 10. The thin film type hollow glass according to claim 2, wherein the Low-emissivity film (6) is provided as one of a single silver Low-E film, a double silver Low-E film or a triple silver Low-E film.

Description

Film type hollow glass Technical Field The invention relates to the technical field of glass, in particular to film type hollow glass. Background With the improvement of social progress and technical level, the requirements of people on comfort, energy conservation, functionality and the like of buildings such as houses, public buildings and the like are also increasing. The hollow glass is used as a composite glass product for blocking heat conduction by using a dry gas spacing layer, and is gradually the first choice material of a light transmission part of a building outer protective structure due to the excellent heat preservation and insulation performance, anti-condensation property and structural designability. The traditional hollow glass generally adopts a double-glass single-cavity structure, mainly relies on dry gas in an air cavity between two layers of glass to carry out heat preservation and insulation, and adopts a film layer on coated glass to reduce the heat exchange efficiency between the air cavity and the surface of the glass, so that the heat preservation and insulation performance is poor, and the ultra-low energy consumption requirement of a building high altitude part cannot be met. Disclosure of Invention In view of the above, the invention provides a thin film type hollow glass, which solves the problems that the hollow glass in the prior art has poor heat insulation and heat preservation performance and cannot meet the ultra-low energy consumption requirement of high altitude of a building. The invention provides film type hollow glass which is applied to a high altitude of a building and comprises outer layer glass, middle layer glass and inner layer glass which are sequentially arranged at intervals from outside to inside along a first direction, wherein the thickness direction of the outer layer glass is configured to be the first direction, a low-radiation film is attached to one inward side of the outer layer glass, the middle layer glass and the inner layer glass, a sealed first cavity is formed between the outer layer glass and the middle layer glass, a sealed second cavity is formed between the middle layer glass and the inner layer glass, the thickness of the first cavity is the same as that of the second cavity, the thickness of the first cavity is set to be 6-15 mm, and filling gas for heat insulation and heat preservation is arranged in the first cavity and the second cavity, so that the heat transfer coefficient of the film type hollow glass is at most 0.800W/(m < 2 >. K). The film type hollow glass has at least the following beneficial effects: The heat insulation and preservation performance of the film type hollow glass can be effectively improved, the heat transfer coefficient of the film type hollow glass is smaller than 0.800W/(m < 2 >. K), the high altitude of a building assembled with the film type hollow glass can meet the energy consumption requirement, and the effect of energy conservation and carbon reduction is achieved, on the other hand, the outer layer glass, the middle layer glass and the inner layer glass are mutually matched to form a stable three-layer integral structure, the heat exchange efficiency of the first cavity and the second cavity and the glass surface is reduced, the low radiation film firmly attached to the inner side surfaces of the outer layer glass, the middle layer glass and the inner layer glass can disperse the external impact force, the probability of direct breakage of the glass is reduced, and the glass fragments can be adhered to the film surface during glass breakage, so that the fragments and the falling safety are ensured. In an alternative embodiment, the thickness of the outer glass is set to 4 mm to 5mm, the thickness of the middle glass is set to 1 mm to 2mm, and the thickness of the inner glass is set to 2mm to 3 mm. In an alternative embodiment, the first cavity has a thickness of 6 mm to 12 mm, and the fill gas is one of krypton or a mixture of krypton and air. In an alternative embodiment, the ratio of air to krypton in the krypton to air mixture is 5:95. In an alternative embodiment, the fill gas is provided as krypton when the first cavity is provided with a thickness of 9 mm. In an alternative embodiment, the first cavity has a thickness of greater than 12 mm and at most 15 mm, and the filling gas is one of argon, krypton, a mixture of argon and air, or a mixture of krypton and air. In an alternative embodiment, the thickness of the first cavity is 15 mm, and the filling gas is one of argon or a mixed gas of argon and air. In an alternative embodiment, the ratio of air to krypton in the krypton to air mixture is 5:95. In an alternative embodiment, the ratio of air to argon in the mixture of argon and air is 5:95. In an alternative embodiment, the Low emissivity film is provided as one of a single silver Low-E film, a double silver Low-E film, or a triple silver Low-E film. Drawings In order to more clearly illus