CN2872537Y - Sound-insulating laminated glass plate - Google Patents
Sound-insulating laminated glass plate Download PDFInfo
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- CN2872537Y CN2872537Y CN 200620088035 CN200620088035U CN2872537Y CN 2872537 Y CN2872537 Y CN 2872537Y CN 200620088035 CN200620088035 CN 200620088035 CN 200620088035 U CN200620088035 U CN 200620088035U CN 2872537 Y CN2872537 Y CN 2872537Y
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- glass plate
- sound insulation
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- sound
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Abstract
The utility model provides a sound insulation laminar glass plate, which comprises a first glass plate and a second glass plate, wherein a sound insulation membrane is disposed between the first and second glass plates; and the sound insulation membrane is provided with an acoustic intermediate membrane with acoustic attenuation characteristic and is capable of adhering the first glass plate and the second glass plate into a whole to form the laminar glass plate. The acoustic attenuation characteristic of the acoustic intermediate membrane is manifested by sound transmission loss, when the sound transmission loss of the acoustic intermediate membrane at least achieves 32db., the sound insulation membrane used as the acoustic intermediate membrane of the sound insulation laminar glass plate is considered proper. Meanwhile, the laminar glass plate prepared from the membrane meets various performance requirements of automobile to automobile glass under various operational conditions, such as safety, optical characteristics, mechanical characteristics, corrosion resistance, aging resistance, etc. The product has broad market prospect.
Description
Technical field
The utility model relates to a kind of Sound Insulation Lamellar Glass Sheet.
Background technology
In the modern means of communication, automobile making has presented the more and more development trend of massesization, and more ordinary people begins to have the ability to have bought automobile.Along with popularizing gradually of automobile, and people are to the raising of car comfort requirement, the automaker with and the components supplying merchant of upstream begin to be devoted to improvement to car comfort, to satisfy people's requirement, for example reduce vibratory sensation, utilize air-conditioning that the suitable environment inside car of temperature etc. is provided.In fact, other causes the factor of people's discomfort, as derives from machinery, influence heat, vision, has been overcome gradually.But, during comfort aspect realizing the sense of hearing, run into a new difficult problem.The automaker attempt with the engine be the noise of vibroseis and with the air power source noise control of vehicle under running at high speed in a minimum zone, it for example is the vibrations conduction noise of cause to vibroseis with engine, on the mounting bracket of engine, install elastic washer additional, the coaming plate place installs sound insulating pad additional before vehicle, in nacelle, all install sound panel additional, to stop the vibroseis noise conduction of engine; To the noise that air power source caused, by changing the appearance and modeling of automobile, make its one-tenth streamlined, on the floor, install the damping pad additional, vehicle door interior trim panel installs sandwich sponge material etc. additional.But in all treatment technologies, it is the most difficult that the sound insulation of vehicle glass is handled, and reason is as follows: at first, glass product will provide the visual field for automobile, will guarantee security simultaneously, as crashworthiness, the security and antitheft etc. of breaking; Secondly, in the automobile, the area of glass product is increasing, and thickness is more and more thinner, and the automobile that has is using full roof panorama skylight, so the noise that imports in the car has become rising tendency; Once more, glass product is different from the product of other material, and it can't reach by the material composition that changes self and reduce the effect that rigidity increases damping simultaneously; At last, the characteristic of glass product, feasible research to its product has exceeded the research range that the automaker can bear, and can only propose solution by the components supplying merchant.
The patent No. that State Intellectual Property Office of the People's Republic of China announced is 01121694.8 " laminated glass with physical strength and sound insulation value ", it is described to focus on the assay method of its tear resistance and defining of improved acoustical behavior standard, have no way of learning as for concrete sound-proof material and structure that its described invention is adopted, therefore, with the starting point of the no reference of creation described herein.
Summary of the invention
The purpose of this utility model provides a kind of Sound Insulation Lamellar Glass Sheet, and this product is simple structure not only, is convenient to produce, and has good soundproof effect.
The purpose of this utility model is such realization: it comprises ground floor glass plate and second layer glass plate, it is characterized in that: be provided with the sound insulation diaphragm between described ground floor glass plate and the second layer glass plate.
In order to ensure product quality, above-mentioned sound insulation diaphragm is under the test condition of 20 ℃ of temperature and in the frequency range at 800Hz～4000Hz, and the saturating loss of its sound reaches more than 32 decibels at least.
The principle that Sound Insulation Lamellar Glass Sheet of the present utility model can have good soundproof effect is: when sound wave passes through the glass plate surface layer in transmittance process after, when attempting to penetrate once more acoustics centre diaphragm, micro-deformation has taken place in diaphragm in the middle of the acoustics, absorbed the energy of acoustic wave segment, thereby weakened sound wave and continued energy delivered, reached soundproof effect.
In addition, diaphragm is on the basis of standard P VB resin film in the middle of the acoustics that Sound Insulation Lamellar Glass Sheet of the present utility model adopted, and makes through the improvement exploitation.Therefore, diaphragm in the middle of the described acoustics and layer glass plate are bonded together, its principle is consistent with the composition principle of the laminated glass of standard, so, sound insulation diaphragm and glass plate when bonding, are not just needed to adopt special production technology.
Simultaneously, Sound Insulation Lamellar Glass Sheet of the present utility model meet automobile under various service conditions to the required every performance requirement that reaches of vehicle glass, as security, optical characteristics, mechanical property, corrosion resistance, resistance to ag(e)ing etc.This product has vast market prospect.
For above-mentioned purpose, the feature and advantage of this creation can be become apparent, hereinafter special with specific embodiment, and conjunction with figs., elaborate.
Description of drawings
Fig. 1 is the organigram with Sound Insulation Lamellar Glass Sheet of individual layer sound insulation diaphragm.
Fig. 2 is the organigram with Sound Insulation Lamellar Glass Sheet of multiple sound insulation diaphragm.
Fig. 3 is the saturating loss of the sound performance plot of embodiment one and embodiment two.
Fig. 4 is the saturating loss of the sound performance plot of the sound insulation diaphragm of embodiment three and embodiment four.
Fig. 5 is the saturating loss of the sound performance plot of embodiment five.
Fig. 6 is the saturating loss test of a sound comparison diagram.
Among the figure, 1. ground floor glass plate, 2. sound insulation diaphragm, 3. second layer glass plate, 4. resin film B, 5. resin film A.
Embodiment
With reference to the accompanying drawings, the utility model comprises ground floor glass plate 1 and second layer glass plate 3, it is characterized in that: be provided with sound insulation diaphragm 2 between described ground floor glass plate 1 and the second layer glass plate 3.
Described ground floor glass plate 1 and second layer glass plate 3 are by being layed in its middle sound insulation diaphragm 2 bonding being integral.
In order to ensure product quality, above-mentioned sound insulation diaphragm 2 is under the test condition of 20 ℃ of temperature, with in the frequency range of 800Hz～4000Hz, the saturating loss of its sound reaches more than 32 decibels at least, especially be the 2000Hz near zone in frequency, compare with the saturating loss of the sound of standard P VB diaphragm, when differing more than 5 decibels at least, think that this centre diaphragm is suitable as diaphragm in the middle of the acoustics of Sound Insulation Lamellar Glass Sheet.
The material of above-mentioned ground floor glass plate 1 is a silicate float, thickness is 1.5mm～4.0mm, the material of second layer glass plate 3 is silicate float, and thickness is 1.5mm～4.0mm, and the gross thickness of described Sound Insulation Lamellar Glass Sheet is 4.0mm～7.5mm.
Described ground floor glass plate 1 and second layer glass plate 3 are common high quality silicon hydrochlorate float glass plate, also can be the high quality silicon hydrochlorate float glass plate of strengthening.
The individual layer diaphragm that described sound insulation diaphragm 2 is homogeneous, thickness are 0.38mm～2.0mm, and the composition of the material of individual layer diaphragm is: polyvinyl butyral resin, i.e. and PVB resin, content is between 60%～70%; Plastifier triethylene glycol two (2 ethyl hexanoic acid ester), content is between 30%～40%; Water, content is between 0.24%～0.38%.
Described sound insulation diaphragm 2 also can be the MULTILAYER COMPOSITE diaphragm, is composited by at least three layers diaphragms, and its gross thickness is 0.38mm～2.0mm.
When described sound insulation diaphragm 2 is (referring to Fig. 2) when being composited by the trilamellar membrane sheet, ground floor diaphragm and trilamellar membrane sheet are the resin film B with resin b, and the intermediate layer film sheet is the resin film A with resin a.Wherein, resin b is the resin that is formed by polyvinyl alcohol (PVA) and n butyraldehyde aldolization, i.e. polyvinyl butyral (PVB); Resin a is a Pioloform, polyvinyl acetal, and it is formed by polyvinyl alcohol (PVA) and the aldehyde condensation that contains 6～8 carbon atoms.
Fig. 3 is the saturating loss of the sound performance plot of embodiment one and embodiment two.Wherein embodiment one is a sample 1, and the structural group of sample 1 becomes: ground floor is that thickness is the glass plate of 2.1mm, and middle one deck is that thickness is 0.76mm sound insulation compound film sheet, and the 3rd layer is that thickness is the glass plate of 1.6mm; Embodiment two is a sample 2, and the structural group of sample 2 becomes: ground floor is that thickness is the glass plate of 2.1mm, and middle one deck is that thickness is 0.76mm sound insulation compound film sheet, and the 3rd layer is that thickness is the glass plate of 2.1mm.Sample 1 and sample 2 are made a sound under the test condition of 20 ℃ of temperature respectively and are lost test, and in the frequency range of 800Hz～4000Hz, the saturating loss of sound reaches more than 32 decibels.
Fig. 4 is the saturating loss of the sound performance plot of embodiment three and embodiment four.Wherein embodiment three is a sample 3, and the structural group of sample 3 becomes: ground floor is that thickness is the glass plate of 2.1mm, and middle one deck is that thickness is the individual layer sound insulation diaphragm of 1.14mm homogeneous, and the 3rd layer is that thickness is the glass plate of 1.6mm; Embodiment four is a sample 4, and the structural group of sample 4 becomes: ground floor is that thickness is the glass plate of 2.1mm, and middle one deck is that thickness is the individual layer sound insulation diaphragm of 1.14mm homogeneous, and the 3rd layer is that thickness is the glass plate of 2.1mm.Sample 3 and sample 4 are made a sound under the test condition of 20 ℃ of temperature and are lost test, and in the frequency range of 800Hz～4000Hz, the saturating loss of sound reaches more than 33 decibels.
Fig. 5 is the saturating loss of the sound performance plot of embodiment five.Wherein embodiment five is a sample 5, and the structural group of sample 5 becomes: ground floor is that thickness is the glass plate of 2.1mm, and middle one deck is that thickness is the individual layer sound insulation diaphragm of 1.14mm homogeneous, and the 3rd layer is that thickness is the glass plate of 1.8mm.Sample 5 is made a sound under the test condition of 20 ℃ of temperature and is lost test, and in the frequency range of 800Hz～4000Hz, the saturating loss of sound reaches more than 32 decibels.
Fig. 6 is the saturating loss test of a sound comparison diagram.Wherein embodiment six is a sample 6, and embodiment seven is a sample 7.The structural group of sample 6 becomes: ground floor is that thickness is the glass plate of 3.0mm, and middle one deck is the sound insulation compound film sheet, and the 3rd layer is that thickness is the glass plate of 3.0mm; The structural group of sample 7 becomes: ground floor is that thickness is the glass plate of 3.0mm, and middle one deck is the individual layer sound insulation diaphragm of homogeneous, and the 3rd layer is that thickness is the glass plate of 3.0mm; The structural group of sample 8 becomes: ground floor is that thickness is the glass plate of 3.0mm, and middle one deck is common pvb film, and the 3rd layer is that thickness is the glass plate of 3.0mm; The structural group of sample 9 becomes: a layer thickness is the glass plate of 6.0mm.Sample 6, sample 7 and sample 8 are made a sound under the test condition of 20 ℃ of temperature and are lost test, and in the frequency range of 1500Hz～2500Hz, sample 6, sample 7 and sample 8 are compared, and the saturating loss of sound is big at least more than 5 decibels.
The above saturating loss of sound performance plot fully shows soundproof effect of the present utility model.
Though the utility model discloses as above with preferred embodiment, be not in order to limiting this creation, anyly be familiar with this skill person, various changes and the retouching done in the spirit and scope that do not break away from this creation also belong to the scope of this creation.Therefore, the protection domain of this creation attached claim person of defining after looking is as the criterion.
Claims (8)
1. a Sound Insulation Lamellar Glass Sheet comprises ground floor glass plate and second layer glass plate, it is characterized in that: be provided with the sound insulation diaphragm between described ground floor glass plate and the second layer glass plate.
2. Sound Insulation Lamellar Glass Sheet according to claim 1 is characterized in that: described ground floor glass plate and second layer glass plate are by being layed in its middle bonding being integral of sound insulation diaphragm.
3. Sound Insulation Lamellar Glass Sheet according to claim 1 and 2, it is characterized in that: the material of described ground floor glass plate is a silicate float, thickness is 1.5mm～4.0mm, the material of second layer glass plate is a silicate float, thickness is 1.5mm～4.0mm, and the gross thickness of described Sound Insulation Lamellar Glass Sheet is 4.0mm～7.5mm.
4. Sound Insulation Lamellar Glass Sheet according to claim 3 is characterized in that: described ground floor glass plate and second layer glass plate are common high quality silicon hydrochlorate float glass plate.
5. Sound Insulation Lamellar Glass Sheet according to claim 3 is characterized in that: described ground floor glass plate and second layer glass plate are the high quality silicon hydrochlorate float glass plate of strengthening.
6. Sound Insulation Lamellar Glass Sheet according to claim 1 and 2 is characterized in that: the individual layer diaphragm that described sound insulation diaphragm is a homogeneous, thickness are 0.38mm～2.0mm.
7. Sound Insulation Lamellar Glass Sheet according to claim 1 and 2 is characterized in that: described sound insulation diaphragm is the MULTILAYER COMPOSITE diaphragm, is composited by at least three layers diaphragms, and its gross thickness is 0.38mm～2.0mm.
8. Sound Insulation Lamellar Glass Sheet according to claim 7, it is characterized in that: described sound insulation diaphragm is to be composited by the trilamellar membrane sheet, ground floor diaphragm and trilamellar membrane sheet are the resin film B with resin b, the intermediate layer film sheet is the resin film A with resin a, described resin b is a polyvinyl butyral, and described resin a is a Pioloform, polyvinyl acetal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620088035 CN2872537Y (en) | 2006-08-17 | 2006-08-17 | Sound-insulating laminated glass plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620088035 CN2872537Y (en) | 2006-08-17 | 2006-08-17 | Sound-insulating laminated glass plate |
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| Publication Number | Publication Date |
|---|---|
| CN2872537Y true CN2872537Y (en) | 2007-02-21 |
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| CN 200620088035 Ceased CN2872537Y (en) | 2006-08-17 | 2006-08-17 | Sound-insulating laminated glass plate |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101866648B (en) * | 2009-04-14 | 2013-09-11 | 特变电工衡阳变压器有限公司 | Composite muffling plate and transformer/reactor comprising muffling plate |
| CN105023566A (en) * | 2014-04-28 | 2015-11-04 | 四川正升声学科技有限公司 | Composite sound absorbing and insulating board and manufacture method for the same |
| CN110588102A (en) * | 2019-07-11 | 2019-12-20 | 中国航发北京航空材料研究院 | Lightweight vehicle window for high-speed train and manufacturing method thereof |
-
2006
- 2006-08-17 CN CN 200620088035 patent/CN2872537Y/en not_active Ceased
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101866648B (en) * | 2009-04-14 | 2013-09-11 | 特变电工衡阳变压器有限公司 | Composite muffling plate and transformer/reactor comprising muffling plate |
| CN105023566A (en) * | 2014-04-28 | 2015-11-04 | 四川正升声学科技有限公司 | Composite sound absorbing and insulating board and manufacture method for the same |
| CN110588102A (en) * | 2019-07-11 | 2019-12-20 | 中国航发北京航空材料研究院 | Lightweight vehicle window for high-speed train and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Fujian Wanda Automobile Glass Industry Co., Ltd. Assignor: Fuyao Glass Industry Group Co., Ltd. Contract fulfillment period: 2008.9.1 to 2012.3.1 Contract record no.: 2008350000160 Denomination of utility model: Sound-insulating laminated glass plate Granted publication date: 20070221 License type: Exclusive license Record date: 20081103 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.9.1 TO 2012.3.1; CHANGE OF CONTRACT Name of requester: FUJIAN PROVINCE WANDA CAR GLASS INDUSTRIAL CO., LT Effective date: 20081103 |
|
| C35 | Partial or whole invalidation of patent or utility model | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20081106 Decision number of declaring invalidation: 12497 |