CN214303507U - Low-frequency single-hollow sound-insulation composite glass - Google Patents
Low-frequency single-hollow sound-insulation composite glass Download PDFInfo
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- CN214303507U CN214303507U CN202021841740.5U CN202021841740U CN214303507U CN 214303507 U CN214303507 U CN 214303507U CN 202021841740 U CN202021841740 U CN 202021841740U CN 214303507 U CN214303507 U CN 214303507U
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- 239000011521 glass Substances 0.000 title claims abstract description 161
- 238000009413 insulation Methods 0.000 title claims abstract description 34
- 239000002131 composite material Substances 0.000 title claims description 18
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 10
- 229910052786 argon Inorganic materials 0.000 claims abstract description 7
- 239000007789 gas Substances 0.000 claims abstract description 3
- 239000000565 sealant Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000013016 damping Methods 0.000 abstract description 3
- 239000003292 glue Substances 0.000 abstract description 3
- 239000011324 bead Substances 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 abstract 1
- 239000005341 toughened glass Substances 0.000 description 8
- 239000005357 flat glass Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 239000005340 laminated glass Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000005329 float glass Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
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Abstract
The utility model discloses a single cavity of low frequency compound glass that gives sound insulation, including five layer structure, set gradually from a left side to the right side and be first glass for the first layer, the second floor is PVB sound insulation film, and the third layer is second glass, and the fourth layer is cavity stratum layer, and the fifth layer is third glass, above-mentioned five layer structure parallel arrangement. This soundproof glass is lower than traditional soundproof glass manufacturing cost relatively, its doubling glass that utilizes two thin glass basic units of thickness and the thick glass basic unit combination of a slice thickness, and the aluminum alloy parting bead through the cavity adds the argon gas and fills, the security when having strengthened whole glass on the one hand, and satisfy higher energy-conserving standard, on the other hand PVB's damping glue film, great thickness difference interact between cavity and the glass, the effect of isolated most traffic low frequency noise has been reached.
Description
Technical Field
The utility model relates to a single cavity sound insulation composite glass of low frequency belongs to building sound insulation material technical field.
Background
Along with the continuous development of urbanization, residents living near airports, high-speed rails, expressways and the like are often influenced by day and night reciprocating traffic noise, the resident belongs to low-frequency noise, the living quality of the residents needs to be improved, professional sound insulation and noise reduction designs need to be carried out on the residential buildings, the sound insulation capability of the whole external enclosure structure is improved, and the traffic noise is reduced and transmitted into the daily indoor living environment. Compared with a wall body, the sound insulation performance of an external window of the building external enclosure is poorer, and the external window is a weak point for isolating traffic noise, and the hollow glass of the common external window is very weak for isolating low-frequency traffic noise.
The existing sound insulation glass, such as the chinese utility model patent with the publication number CN207920425U, discloses a sound and heat insulation hollow glass window, which comprises a window frame and a window body arranged in the window frame, wherein the window body comprises three layers of glass; the three layers of glass are sealed into a whole through sealant, and two closed cavities are formed between the three layers of glass; any two adjacent layers of glass are not parallel. However, any two adjacent layers of glass of the sound insulation glass are not parallel, so that the glass processing has directionality, the unconventional glass processing technology has complex process and low production efficiency, and meanwhile, the building facade has poor visual effect and disordered inverted image formation after the window is installed.
Another sound-proof glass, for example, chinese patent application publication No. CN110952887A, discloses a sound-proof glass, which comprises a glass substrate and a plurality of resonator units, wherein the glass substrate has a hollow cavity, and the plurality of resonator units are dispersed in the hollow cavity and form a phononic crystal with the glass substrate. However, the plurality of resonance units are added into the glass hollow cavity, and the resonance units are dispersed in the hollow cavity, so that the unconventional glass processing technology is complex in process and low in production efficiency, and meanwhile, after the window is installed, the indoor visual effect is not transparent, and the universality of the whole engineering is poor.
Another sound insulation glass, such as the chinese utility model patent of granted publication No. CN 206571357U, discloses a sound insulation vacuum glass, which comprises a vacuum glass layer, wherein the vacuum glass layer is composed of a first toughened glass and a second toughened glass, and a vacuum gap is formed between the first toughened glass and the second toughened glass; common plate glass is arranged outside the second tempered glass, and a hollow gap is formed between the common plate glass and the second tempered glass; a central connecting column is arranged at the center of the common plate glass and the second toughened glass and is used for the common plate glass and the second toughened glass; and a transparent sound absorption film is adhered to the inner side surface of the common plate glass. However, the middle connecting column is added into the glass hollow cavity, the hollow cavity is vacuumized, and the glass processing technology is unconventional, so that the technology is complex, the production efficiency is low, and meanwhile, after the window is installed, the indoor visual effect is not transparent enough, and the safety and the durability are poor, so that the universality of the whole engineering is poor.
It can be known from the above background art that the traffic noise of the residents living in the area is an important pain point in daily life, the low-frequency sound insulation of the doors and windows is not systematically researched, and no mature product is provided to solve the problem, and the cost of the traditional sound insulation glass is relatively high, so that the single hollow low-frequency sound insulation glass has important practical significance.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a low frequency list cavity sound insulation composite glass, but engineering mass production uses, still has the penetrating and pleasing to the eye advantage of glass after the installation, can overcome not enough that current sound insulation glass technique exists, can satisfy the harsh energy-conserving standard in cold areas, has stronger syllable-dividing effect again.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model relates to a low-frequency single hollow sound-insulation composite glass,
the utility model provides a single cavity sound insulation composite glass of low frequency, including three layers of glass layers, this three layers of glass layer parallel arrangement is first glass, second glass and third glass respectively, set gradually the first layer from a left side to the right side and be first glass, the second floor is PVB sound insulation film, the third layer is second glass, the fourth floor is cavity layer, the fifth layer is third glass, above-mentioned five layers of structure parallel arrangement, the first glass of first layer passes through the PVB sound insulation film and the bonding of third layer second glass on second floor.
A hollow cavity layer is arranged between the second glass of the third layer and the third glass of the fifth layer, an aluminum alloy division bar is arranged between the second glass of the third layer and the third glass of the fifth layer, the aluminum alloy division bar is arranged at the position, close to the edge, of the second glass and the third glass, and the edge position is sealed by sealant, so that a closed hollow cavity layer is formed. The hollow cavity layer is filled with an inert gas argon.
The first glass and the second glass are the same thickness. The thickness of the first glass and the second glass is 3-5 mm.
The third glass thickness is greater than the first glass and the second glass thickness. The thickness of the third glass is 8-15 mm.
The hollow cavity layer preferably has a thickness of 20-30mm, in particular 25 mm.
The utility model has the advantages that: the laminated glass of two glass base layers with thin thickness and two glass base layers with thick and unequal thickness are utilized, argon is filled in the aluminum alloy parting strips of the cavities, on one hand, the safety of the whole glass in use is enhanced, and the higher energy-saving standard is met, on the other hand, the damping glue layer of PVB, the large cavity and the single glass have larger thickness difference interaction, the effect of isolating most of traffic low-frequency noise is achieved, and Rw + Ctr (wherein Rw is weighted sound insulation quantity, and Ctr is traffic noise frequency spectrum correction quantity (medium-low frequency)) is not lower than 38 dB. And the configuration has stronger engineering universality, and the transparent effect is the same as that of the conventional glass after installation.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Figure 1 is the low frequency single hollow sound insulation composite glass of the utility model.
Description of reference numerals:
1-first glass, 2-PVB sound insulation film, 3-second glass, 4-hollow cavity layer, 5-third glass, 6-aluminum alloy parting strip and 7-sealant.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
Referring to FIG. 1:
the utility model provides a single cavity sound insulation composite glass of low frequency, includes and sets gradually from a left side to the right side that the first layer is first glass 1, and the second floor is PVB sound insulation film 2, and the third layer is second glass 3, and the fourth layer is cavity layer 4, and the fifth layer is third glass 5.
The low-frequency single-hollow sound insulation composite glass comprises three glass layers which are arranged in parallel and are respectively a first glass 1, a second glass 3 and a third glass 5. In a preferred embodiment, the triple glazing is float glass.
The first layer of first glass 1 is bonded to the third layer of second glass 3 by a second layer of PVB sound barrier film 2. The PVB sound-proof film 2 is a semitransparent film, has good adhesive force to glass, has the characteristics of transparency, heat resistance, cold resistance, high mechanical strength and the like, and can firmly adhere the first layer of first glass 1 and the third layer of second glass 3. PVB sound insulation film 2 has the retardant effect to the sound wave, can effectual reduction low frequency noise conduction.
A hollow cavity layer 4 is arranged between the second glass 3 of the third layer and the third glass 5 of the fifth layer, in order to form the hollow cavity layer 4, an aluminum alloy spacing strip 6 is further arranged between the second glass 3 of the third layer and the third glass 5 of the fifth layer, the aluminum alloy spacing strip 6 is arranged at the position, close to the edge, of the second glass 3 and the third glass 5 and is sealed by a sealant 7 at the edge position, and then the closed hollow cavity layer 4 is formed, inert gas argon is filled in the hollow cavity layer 4, the filling proportion is larger than 90%, so that the heat convection and the heat conduction of the small hollow cavity layer 4 can be slowed down, and the heat conduction capability between the second glass 3 and the third glass 5 is weakened.
The preferred embodiment is that the first glass 1 of the first layer and the second glass 3 of the third layer adopt two pieces of glass with the thickness of 4mm, the feasibility of the laminated glass process is ensured, and the PVB sound insulation film 2 of the second layer has the thickness of 1.14mm, so that the effect of enhancing and isolating low-frequency noise is achieved. The third glass 5 of the fifth layer is made of glass with the thickness of 10mm, the thickness difference between the third glass and the first two layers of glass is increased, the frequency of the coincidence effect is staggered, and the sound insulation effect of the glass is enhanced. Preferably, the first glass 1 and the second glass 3 are of the same thickness and are of a thinner thickness, for example, 3-5mm, in particular 4mm, the third glass 5 being thicker than the first glass 1 and the second glass 3, and possibly 8-15 mm.
Furthermore, the hollow cavity layer 4 of the fourth layer preferably has a thickness of 20 to 30mm, in particular 25 mm.
The utility model discloses the condition of multiple combination still can exist, for example: the third glass 5 of the fifth layer can be glass with the thickness of 8mm or 10mm, and the PVB sound-insulating film 2 can be 1.52 mm.
The utility model discloses a whole thickness control of glass is within 55 mm.
The utility model discloses can utilize two thinner glass doubling of thickness and the thicker glass combination of a slice thickness, and the aluminum alloy parting bead through well cavity adds the argon gas and fills, security when whole glass uses has been strengthened on the one hand, and satisfy harsh energy-conserving standard, on the other hand PVB's damping glue film, great thickness difference interact between big cavity and the monolithic glass, the effect of isolated most handing low frequency noise has been reached, and should dispose stronger engineering commonality, it is as good as with the penetrating effect of conventional glass after the installation.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (9)
1. The low-frequency single-hollow sound-insulation composite glass comprises three glass layers, wherein the three glass layers are arranged in parallel and respectively comprise first glass, second glass and third glass, the first glass layer, the second glass layer, the third glass layer, the fourth hollow cavity layer and the fifth glass layer are sequentially arranged from left to right, the fifth glass layer is a PVB sound-insulation film, the fifth glass layer is a third glass layer, the five glass layers are arranged in parallel, and the first glass layer is bonded with the third glass layer through the PVB sound-insulation film of the second glass layer;
a hollow cavity layer is arranged between the second glass of the third layer and the third glass of the fifth layer, an aluminum alloy division bar is arranged between the second glass of the third layer and the third glass of the fifth layer, the aluminum alloy division bar is arranged at the position, close to the edge, of the second glass and the third glass, and the edge position is sealed by sealant, so that a closed hollow cavity layer is formed.
2. A low frequency single hollow soundproof composite glass according to claim 1, wherein: argon gas is filled in the hollow cavity layer.
3. A low frequency single hollow soundproof composite glass according to claim 2, wherein: the filling proportion of the argon is more than 90 percent.
4. A low frequency single hollow soundproof composite glass according to claim 1, wherein: the first glass and the second glass are the same thickness.
5. A low frequency single hollow soundproof composite glass according to claim 3, wherein: the thickness of the first glass and the second glass is 3-5 mm.
6. A low frequency single hollow soundproof composite glass according to claim 1, wherein: the third glass thickness is greater than the first glass and the second glass thickness.
7. The low-frequency single-hollow soundproof composite glass according to claim 6, wherein: the thickness of the third glass is 8-15 mm.
8. A low frequency single hollow soundproof composite glass according to claim 1, wherein: the thickness of the hollow cavity layer is 20-30 mm.
9. A low frequency single hollow soundproof composite glass according to claim 1, wherein: the whole thickness of the glass is controlled within 55 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021841740.5U CN214303507U (en) | 2020-08-28 | 2020-08-28 | Low-frequency single-hollow sound-insulation composite glass |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021841740.5U CN214303507U (en) | 2020-08-28 | 2020-08-28 | Low-frequency single-hollow sound-insulation composite glass |
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| CN214303507U true CN214303507U (en) | 2021-09-28 |
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| CN202021841740.5U Active CN214303507U (en) | 2020-08-28 | 2020-08-28 | Low-frequency single-hollow sound-insulation composite glass |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114704191A (en) * | 2022-03-29 | 2022-07-05 | 湖南兴龙科技有限公司 | Method for manufacturing hollow glass with built-in shutter by using super-thick glass and hollow glass window |
| CN115822428A (en) * | 2022-10-31 | 2023-03-21 | 西安工程大学 | A glass with sound insulation and noise reduction and a method for detecting the sound insulation of the glass |
-
2020
- 2020-08-28 CN CN202021841740.5U patent/CN214303507U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114704191A (en) * | 2022-03-29 | 2022-07-05 | 湖南兴龙科技有限公司 | Method for manufacturing hollow glass with built-in shutter by using super-thick glass and hollow glass window |
| CN115822428A (en) * | 2022-10-31 | 2023-03-21 | 西安工程大学 | A glass with sound insulation and noise reduction and a method for detecting the sound insulation of the glass |
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