CN205421582U - Perforation abatvoix structure - Google Patents
Perforation abatvoix structure Download PDFInfo
- Publication number
- CN205421582U CN205421582U CN201620202517.3U CN201620202517U CN205421582U CN 205421582 U CN205421582 U CN 205421582U CN 201620202517 U CN201620202517 U CN 201620202517U CN 205421582 U CN205421582 U CN 205421582U
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- absorbing plate
- groove
- perforated sound
- sound
- steel draw
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- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
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- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The utility model provides a perforation abatvoix structure, includes perforation abatvoix body and stainless steel draw -in groove, the upper surface of perforation abatvoix body passes through fix with rivet with the top edge of stainless steel draw -in groove, is equipped with between the bottom surface of perforation abatvoix body and the bottom of stainless steel draw -in groove and inhales the sound cotton, inhales to be equipped with the polyurethane water proof membrane between the bottom of sound cotton and stainless steel draw -in groove. Owing to inhale the cotton solid structure of sound own, but also have the advantage waterproof, dampproofing, that air permeability is good, consequently, not only can play effectual supporting role to perforation abatvoix body when it sets up between stainless steel draw -in groove and perforation abatvoix, and make whole perforation abatvoix structure have good waterproof function. And because the hydrophobicity of polyurethane water proof membrane is stronger, so further improved whole perforation abatvoix structure's waterproof function to with regard to also guaranteeing the structure wall and avoiding the corruption of secondary water and become relaxed and comfortable, lengthen the life of wall, improved perforation abatvoix structure's the audio rate of inhaling.
Description
Technical field
This utility model relates to field of acoustics, particularly to a kind of perforated sound-absorbing plate structure.
Background technology
Having the abatvoix of various holes shape at present on perforated sound-absorbing plate market, simply the material of plate is different, and sheet metal thickness is different, and the shape of through hole is different, and each hole, with the through sheet material of same shape and aperture, forms helmholtz resonance sound absorption structure with fabric structure.
But due to the existence of perforation, so water will be easy to touch metope by perforation, thus metope be easy for being steeped by water enchroachment (invasion) and become aging relaxed and comfortable.
Utility model content
The purpose of this utility model is to provide a kind of waterproof perforated sound-absorbing plate structure.
Above-mentioned purpose of the present utility model has the technical scheme that a kind of perforated sound-absorbing plate structure, including perforated sound-absorbing plate body and rustless steel draw-in groove, the described upper surface of perforated sound-absorbing plate body is fixed by rivet with the top edge of rustless steel draw-in groove, it is provided with acoustical cotton between bottom surface and the bottom of rustless steel draw-in groove of described perforated sound-absorbing plate body, between the bottom of described acoustical cotton and rustless steel draw-in groove, is provided with polyurethane water-proof film.
Owing to acoustical cotton itself is firm in structure, and the most important thing is that it has opposing microorganism, fungus, acid, salt and the corrosive power of Hydrocarbon, therefore, it is possible not only to play perforated sound-absorbing plate body effective assosting effect when of being arranged between rustless steel draw-in groove and perforated sound-absorbing plate, and makes whole perforated sound-absorbing plate structure be provided with good anti-rotten function.And polyurethane water-proof film is set between the bottom of acoustical cotton and rustless steel draw-in groove, owing to the hydrophobicity of polyurethane water-proof film is stronger, so improve the water-proof function of whole perforated sound-absorbing plate structure, thus also just ensure that structure metope becomes relaxed and comfortable from the corrosion of secondary water, extend the service life of metope, improve the sound-absorbing efficiency of perforated sound-absorbing plate structure.
The perforation of described perforated sound-absorbing plate body tilts side the most wherein and arranges.
So when perforated sound-absorbing plate body is arranged on metope when, as long as direction perforation tilted is down-set, thus the globule being attached on perforated sound-absorbing plate body would not easily pass through perforation and flow to the inner side of perforated sound-absorbing plate body, and then the most just serve effective water resistance.
The interior of described corrosion resistant plate draw-in groove is provided with super branched polyurethane damping coatings.
Owing to super branched polyurethane damping coatings has the water resistance that polyurethane originally has, therefore it is possible to prevent water to enter into the inner side of perforated sound-absorbing plate body along the sidewall of rustless steel draw-in groove, thus also it has been considerably improved the water resistance of whole perforated sound-absorbing plate structure, and it also avoid sound and propagated by the wall of rustless steel draw-in groove so that the sound-absorption vibration-reduction function of whole perforated sound-absorbing plate structure also has greatly improved.
It is additionally provided with sealant layer between upper surface and the rustless steel draw-in groove of described perforated sound-absorbing plate body.
The setting of fluid sealant, has directly completely cut off the space between perforated sound-absorbing plate body and rustless steel draw-in groove, and then water just cannot enter into the inside of perforated sound-absorbing plate body by this space, thus also serves waterproof effect with regard to the very first time.
The surface of described perforated sound-absorbing plate body is provided with abs layer.
Due to ABS have impact resistance, thermostability, lower temperature resistance, chemical proofing and electric property etc. advantage; therefore the surface of perforated sound-absorbing plate body it is disposed at; it serves, to perforated sound-absorbing plate body, the effect of being effectively protected; decrease it to be damaged by extraneous factor, thus the most just substantially prolongs perforated sound-absorbing plate structure service life.
In sum, this utility model has the advantages that
1. due to acoustical cotton and the setting of polyurethane water-proof film, thus while the intensity reinforcing perforated sound-absorbing plate structure and raising sound-absorbing effect, also play effective water-proof function, it is ensured that being dried of structure metope.
2. the perforation of perforated sound-absorbing plate body is arranged diagonally downward, efficiently avoid water and flows into the probability inside perforated sound-absorbing plate body along perforation.
3. fluid sealant and the setting of damping coatings, it is to avoid sound enters into the inner side of perforated sound-absorbing plate body from the gap between rustless steel draw-in groove and perforated sound-absorbing plate body, thus further enhances the effect of sound insulation.
Accompanying drawing explanation
Fig. 1 is the structural representation of perforated sound-absorbing plate structure.
In figure, 1, perforated sound-absorbing plate body；2, rustless steel draw-in groove；21, rivet；3, acoustical cotton；4, polyurethane water-proof film；5, super branched polyurethane damping coatings；6, sealant layer；7, abs layer.
Detailed description of the invention
Below in conjunction with accompanying drawing 1, this utility model is described in further detail.
A kind of perforated sound-absorbing plate structure, including perforated sound-absorbing plate body 1 and rustless steel draw-in groove 2, the upper surface of perforated sound-absorbing plate body 1 is fixed by rivet 21 with the top edge of rustless steel draw-in groove 2, it is provided with acoustical cotton 3 between bottom surface and the bottom of rustless steel draw-in groove 2 of perforated sound-absorbing plate body 1, between the bottom of acoustical cotton 3 and rustless steel draw-in groove 2, is provided with polyurethane water-proof film 4.
Owing to acoustical cotton 3 itself is firm in structure, and it is handy tasteless, and the most important thing is that it has advantage waterproof, moistureproof, that permeability is good, therefore, it is possible not only to play perforated sound-absorbing plate body 1 effective assosting effect when of being arranged between rustless steel draw-in groove 2 and perforated sound-absorbing plate, and makes whole perforated sound-absorbing plate structure be provided with good water-proof function.And polyurethane water-proof film 4 is set between the bottom of acoustical cotton 3 and rustless steel draw-in groove 2, owing to the hydrophobicity of polyurethane water-proof film 4 is stronger, so further increasing the water-proof function of whole perforated sound-absorbing plate structure, thus also just ensure that structure metope becomes relaxed and comfortable from the corrosion of secondary water, extend the service life of metope, improve the sound-absorbing efficiency of perforated sound-absorbing plate structure.
The perforation of perforated sound-absorbing plate body 1 tilts side the most wherein and arranges.
So when perforated sound-absorbing plate body 1 is arranged on metope when, as long as direction perforation tilted is down-set, thus the globule being attached on perforated sound-absorbing plate body 1 would not easily pass through perforation and flow to the inner side of perforated sound-absorbing plate body 1, and then the most just serve effective water resistance.
The interior of corrosion resistant plate draw-in groove is provided with super branched polyurethane damping coatings 5.
Owing to super branched polyurethane damping coatings 5 has the water resistance that polyurethane originally has, therefore it is possible to prevent water to enter into the inner side of perforated sound-absorbing plate body 1 along the sidewall of rustless steel draw-in groove 2, thus also it has been considerably improved the water resistance of whole perforated sound-absorbing plate structure, and it also avoid sound and propagated by the wall of rustless steel draw-in groove 2 so that the sound-absorption vibration-reduction function of whole perforated sound-absorbing plate structure also has greatly improved.
It is additionally provided with sealant layer 6 between upper surface and the rustless steel draw-in groove 2 of perforated sound-absorbing plate body 1.
The setting of fluid sealant, has directly completely cut off the space between perforated sound-absorbing plate body 1 and rustless steel draw-in groove 2, and then water just cannot enter into the inside of perforated sound-absorbing plate body 1 by this space, thus also serves waterproof effect with regard to the very first time.
The surface of perforated sound-absorbing plate body 1 is provided with abs layer 7.
Due to ABS have impact resistance, thermostability, lower temperature resistance, chemical proofing and electric property etc. advantage; therefore the surface of perforated sound-absorbing plate body 1 it is disposed at; it serves, to perforated sound-absorbing plate body 1, the effect of being effectively protected; decrease it to be damaged by extraneous factor, thus the most just substantially prolongs perforated sound-absorbing plate structure service life.
This specific embodiment is only to explanation of the present utility model; it is not to restriction of the present utility model; the present embodiment can be made after reading this specification by those skilled in the art as required does not has the amendment of creative contribution, but as long as all being protected by Patent Law in right of the present utility model.
Claims (5)
1. a perforated sound-absorbing plate structure, including perforated sound-absorbing plate body (1) and rustless steel draw-in groove (2), the upper surface of described perforated sound-absorbing plate body (1) is fixed by rivet (21) with the top edge of rustless steel draw-in groove (2), it is characterized in that: be provided with acoustical cotton (3) between bottom surface and the bottom of rustless steel draw-in groove (2) of described perforated sound-absorbing plate body (1), between the bottom of described acoustical cotton (3) and rustless steel draw-in groove (2), be provided with polyurethane water-proof film (4).
A kind of perforated sound-absorbing plate structure the most according to claim 1, it is characterised in that: the perforation of described perforated sound-absorbing plate body (1) tilts side the most wherein and arranges.
A kind of perforated sound-absorbing plate structure the most according to claim 2, it is characterised in that: the interior of described corrosion resistant plate draw-in groove is provided with super branched polyurethane damping coatings (5).
A kind of perforated sound-absorbing plate structure the most according to claim 3, it is characterised in that: it is additionally provided with sealant layer (6) between upper surface and the rustless steel draw-in groove (2) of described perforated sound-absorbing plate body (1).
A kind of perforated sound-absorbing plate structure the most according to claim 4, it is characterised in that: the surface of described perforated sound-absorbing plate body (1) is provided with abs layer (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620202517.3U CN205421582U (en) | 2016-03-16 | 2016-03-16 | Perforation abatvoix structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620202517.3U CN205421582U (en) | 2016-03-16 | 2016-03-16 | Perforation abatvoix structure |
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| Publication Number | Publication Date |
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| CN205421582U true CN205421582U (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620202517.3U Active CN205421582U (en) | 2016-03-16 | 2016-03-16 | Perforation abatvoix structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111213201A (en) * | 2017-10-11 | 2020-05-29 | 富士胶片株式会社 | Box-shaped sound insulation structure and transportation equipment |
-
2016
- 2016-03-16 CN CN201620202517.3U patent/CN205421582U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111213201A (en) * | 2017-10-11 | 2020-05-29 | 富士胶片株式会社 | Box-shaped sound insulation structure and transportation equipment |
| US11654841B2 (en) | 2017-10-11 | 2023-05-23 | Fujifilm Corporation | Box-shaped soundproof structure and transportation apparatus |
| CN111213201B (en) * | 2017-10-11 | 2024-03-05 | 富士胶片株式会社 | Box sound insulation structure and transportation equipment |
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