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CN-224228534-U - Multi-layer sound-insulating noise-reducing toughened glass

CN224228534UCN 224228534 UCN224228534 UCN 224228534UCN-224228534-U

Abstract

The utility model relates to the technical field of glass, and discloses multi-layer sound-insulating and noise-reducing toughened glass, which comprises the steps of enhancing the stability of an outer sound-insulating plate and an inner sound-insulating plate through optimizing the design of a fixed clamping block at an outer frame, improving the reliability of the whole structure and reducing the maintenance cost, wherein an anti-reflection film is plated on a glass layer by adopting a magnetron sputtering coating process, so that the optical performance is improved, glare is reduced, a frame and an inner supporting structure are sealed by a vacuum layer through hot melting, the defect that the tightness of the prior art is easily influenced by the environment is overcome, and the stability of the sound-insulating performance is ensured. The damping sound insulation layer is made of butyl rubber materials, vibration is effectively restrained, low-frequency noise is effectively blocked, melamine foam is combined with irregular sound absorption holes engraved by laser, the absorption capacity of full-frequency noise is greatly improved, the sound absorption material layers are additionally arranged on the outer sound insulation plate and the inner sound insulation plate, concave-convex textures are designed on the surface of the toughened glass outer frame, sound absorption cotton is filled in the toughened glass outer frame, the sound absorption effect is further enhanced, and excellent sound insulation and noise reduction performance is shown under a complex noise environment.

Inventors

  • Bi Daoqin

Assignees

  • 江苏佳成特种玻璃制造有限公司

Dates

Publication Date
20260512
Application Date
20250512

Claims (8)

  1. 1. A multi-layer sound-insulating noise-reducing toughened glass is characterized by comprising a toughened glass outer frame, wherein fixing clamping blocks are arranged at four corners of the toughened glass outer frame, an outer sound-insulating plate and an inner sound-insulating plate are respectively arranged on the front side and the rear side of the inner end of the toughened glass outer frame, a glass placing groove is formed between the outer sound-insulating plate and the inner sound-insulating plate, a toughened glass main body is arranged in the glass placing groove, the toughened glass main body comprises a first toughened glass layer, a vacuum layer, a second toughened glass layer, a damping sound-insulating layer, a sound-absorbing layer and a third toughened glass layer which are sequentially arranged from inside to outside, and two ends of the vacuum layer are respectively connected with the first toughened glass layer and the second toughened glass layer in a sealing mode.
  2. 2. The multi-layer sound-insulating noise-reducing toughened glass according to claim 1, wherein a square sealing frame is arranged at the edge of the vacuum layer, and the sealing frame is fixedly connected with the first toughened glass layer and the second toughened glass layer in a hot melting mode.
  3. 3. The multi-layer sound-insulating and noise-reducing toughened glass according to claim 1, wherein the damping sound-insulating layer and the second toughened glass layer are connected through a hot-press lamination process.
  4. 4. The multi-layer sound-insulating and noise-reducing tempered glass according to claim 1, wherein a plurality of irregularly distributed sound-absorbing holes are formed in the surface of the sound-absorbing layer.
  5. 5. The multi-layer soundproof and noise-reducing toughened glass according to claim 1, wherein the side of the outer soundproof plate and the inner soundproof plate facing the glass placing groove are covered with a sound absorbing material layer, and the sound absorbing material layer is the same as the sound absorbing layer.
  6. 6. The multi-layer soundproof and noise-reducing tempered glass according to claim 1, wherein the outer surface of the tempered glass outer frame is provided with a rugged texture structure, and the texture structure is filled with a sound absorbing material.
  7. 7. The multi-layered soundproofing and noise reducing tempered glass according to claim 1, wherein surfaces of the first, second and third tempered glass layers are plated with antireflection films.
  8. 8. The multi-layer sound-insulating noise-reducing tempered glass of claim 1, wherein a support structure is provided within the vacuum layer.

Description

Multi-layer sound-insulating noise-reducing toughened glass Technical Field The utility model relates to the technical field of glass, in particular to multi-layer sound-insulation noise-reduction toughened glass. Background Under the prior art, the utility model patent with the bulletin number of CN219387687U discloses sound-insulation noise-reduction toughened glass. The glass comprises a toughened glass outer frame, wherein inner sound insulation plate fixing clamping blocks are arranged at four corners of the outer frame, an outer fixing sound insulation plate and an inner sound insulation plate are respectively arranged at the front side and the rear side of the inner end, and a toughened glass main body is arranged in a glass placing groove between the outer fixing sound insulation plate and the inner sound insulation plate; Although the sound insulation and noise reduction functions are realized to a certain extent by the structure, in the aspects of material selection and combination, the toughened glass main body is formed by compounding multiple layers of materials, and the toughened glass main body comprises a toughened glass layer, a vacuum layer, a sound insulation and noise reduction film layer, an ethylene-vinyl acetate copolymer layer, a polyvinyl chloride acrylate layer, a sapphire toughened glass layer and the like, wherein all the layers are bonded through glue coatings. However, the combination of these materials is not optimal. The performance of partial materials can not fully exert synergistic effect, while the vacuum layer can reduce sound transmission, the vacuum isolation plates at two ends can be influenced by external temperature, humidity change and other factors in the long-term use process, so that the tightness of the vacuum layer is reduced, and the sound insulation effect of the vacuum layer is weakened. In addition, materials such as a sound insulation and noise reduction film layer and an ethylene-vinyl acetate copolymer layer have limited absorption and blocking effects on noise with different frequencies, are difficult to comprehensively and effectively cope with complex noise environments, such as high-frequency automobile horns and low-frequency engine booming sounds contained in traffic noise, and cannot be well isolated by the glass. Disclosure of utility model The utility model aims to solve the technical problem that toughened glass in the prior art is difficult to comprehensively and effectively cope with complex noise environments, and provides multi-layer sound-insulation noise-reduction toughened glass. The multi-layer sound-insulating and noise-reducing toughened glass comprises a toughened glass outer frame, wherein fixing clamping blocks are arranged at four corners of the toughened glass outer frame, an outer sound-insulating plate and an inner sound-insulating plate are respectively arranged at the front side and the rear side of the inner end of the toughened glass outer frame, a glass placing groove is formed between the outer sound-insulating plate and the inner sound-insulating plate, a toughened glass main body is arranged in the glass placing groove, the toughened glass main body comprises a first toughened glass layer, a vacuum layer, a second toughened glass layer, a damping sound-insulating layer, a sound-absorbing layer and a third toughened glass layer which are sequentially arranged from inside to outside, and two ends of the vacuum layer are respectively connected with the first toughened glass layer and the second toughened glass layer in a sealing mode. Preferably, a square sealing frame is arranged at the edge of the vacuum layer, and the sealing frame is fixedly connected with the first toughened glass layer and the second toughened glass layer in a hot melting mode. Preferably, the damping sound insulation layer is connected with the second toughened glass layer and the sound absorption layer through a hot pressing lamination process. Preferably, the surface of the sound absorbing layer is provided with a plurality of irregularly distributed sound absorbing holes. Preferably, the side of the outer sound insulation plate and the side of the inner sound insulation plate facing the glass placing groove are covered with sound absorption material layers, and the sound absorption material layers are the same as the sound absorption layers. Preferably, the outer surface of the toughened glass outer frame is provided with an uneven texture structure, and sound absorbing substances are filled in the texture structure. Preferably, the surfaces of the first toughened glass layer, the second toughened glass layer and the third toughened glass layer are all plated with antireflection films. Preferably, a support structure is arranged in the vacuum layer. The utility model has the technical effects and advantages that: The multi-layer sound-insulating noise-reducing toughened glass is comprehensively upgraded in structure and materials, the outer fram