CN209874117U - Novel composite sound insulation board - Google Patents
Novel composite sound insulation board Download PDFInfo
- Publication number
- CN209874117U CN209874117U CN201920332528.7U CN201920332528U CN209874117U CN 209874117 U CN209874117 U CN 209874117U CN 201920332528 U CN201920332528 U CN 201920332528U CN 209874117 U CN209874117 U CN 209874117U
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- sound insulation
- screen
- plate
- insulation board
- panel
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Abstract
The utility model discloses a novel compound sound insulation board, include: the screen comprises two screen bodies and polyurethane foam, wherein the two screen bodies are arranged opposite to each other, a cavity is formed between the two screen bodies, and the polyurethane foam is filled in the cavity; wherein, each screen board all includes: the panel is a corrugated galvanized plate or an aluminum alloy plate; the side enclosing plate is of an annular structure, and one end of the side enclosing plate is connected with the outer edge of the panel; the fixing plate is of an annular structure, and the other end of the side coaming is connected with the outer edge of the fixing plate; two panels and two side coamings of two screen boards surround to form a cavity, and two fixing plates of the two screen boards are fixedly connected. The utility model discloses matter is light pollution-free, and anti-dazzle, ageing resistance, shock resistance, freeze thawing resistance, sound insulation are stable, and moisture-resistant, corrosion-resistant, workable transportation, dismouting maintenance convenience has higher price/performance ratio.
Description
Technical Field
The utility model relates to a inhale the technical field of sound insulation screen board, especially relate to a novel compound sound insulation board.
Background
The sound absorption board is an ideal sound absorption decorative material, has the advantages of sound absorption, environmental protection, flame retardance, heat insulation, heat preservation, moisture prevention, mildew prevention, easy dust removal, easy cutting, splicing, simple and convenient construction, good stability, good impact resistance, good independence, high cost performance and the like, has abundant and various colors for selection, and can meet the sound absorption decorative requirements of different styles and levels.
However, the sound absorption plate is limited to absorb sound mainly through the sound absorption characteristic of the material or through the round holes formed in the sound absorption plate, the sound absorption effect is poor, and the requirements of users cannot be met.
SUMMERY OF THE UTILITY MODEL
To the problem of above-mentioned production, an object of the utility model is to provide a novel compound sound insulation board.
In order to realize the purpose, the utility model discloses the technical scheme who takes does:
a novel composite sound insulation board, wherein, includes:
the screen comprises two screen plates and polyurethane foam, wherein the two screen plates are arranged oppositely, a cavity is formed between the two screen plates, and the polyurethane foam is filled in the cavity;
wherein each of the screen plates includes:
the panel is a corrugated galvanized plate or an aluminum alloy plate;
the side enclosing plate is of an annular structure, and one end of the side enclosing plate is connected with the outer edge of the panel;
the fixing plate is of an annular structure, and the other end of the side enclosing plate is connected with the outer edge of the fixing plate;
the two panels and the two side coamings of the two screen plates surround to form the cavity, and the two fixing plates of the two screen plates are fixedly connected.
The novel composite sound insulation board is characterized in that the side coaming is perpendicular to the panel, and the fixed plate is parallel to the panel.
The novel composite sound insulation board is characterized in that the two side wall plates of the screen plate are flush with each other.
In the novel composite sound insulation board, the distance between the two panels of the two screen plates is 80-120 mm.
The novel composite sound insulation board is characterized in that the thickness of the panel is 0.8-2.5 mm.
The novel composite sound insulation board is characterized in that the panel is provided with a perforation and/or a pressure groove.
In the novel composite sound insulation board, the polyurethane foam is high-density low-foam concentrated polyurethane.
The utility model discloses owing to adopted above-mentioned technique, make it compare the positive effect that has with prior art and be:
(1) the utility model discloses matter is light pollution-free, and anti-dazzle, ageing resistance, shock resistance, freeze thawing resistance, sound insulation are stable, and moisture-resistant, corrosion-resistant, workable transportation, dismouting maintenance convenience has higher price/performance ratio.
Drawings
Fig. 1 is a perspective view of the novel composite sound insulation board of the present invention.
Fig. 2 is a sectional view a-a of fig. 1 of the novel composite sound insulation board of the present invention.
Fig. 3 is a schematic view of the screen plate of the novel composite sound insulation board of the present invention.
In the drawings: 1. a screen plate; 11. a panel; 12. side coaming plates; 13. a fixing plate; 2. a polyurethane foam.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
Fig. 1 is a perspective view of the novel composite sound insulation board of the present invention, fig. 2 is a sectional view of a-a of fig. 1 of the novel composite sound insulation board of the present invention, fig. 3 is a schematic view of the screen plate of the novel composite sound insulation board of the present invention, please refer to fig. 1 to fig. 3, which show a preferred embodiment of the novel composite sound insulation board, including: two screen boards 1 and polyurethane foam 2, two screen boards 1 set up just to ground each other, form the cavity between two screen boards 1, and the cavity intussuseption is filled with polyurethane foam 2. The polyurethane foam 2 has a sound absorbing function.
Furthermore, in a preferred embodiment, each panel plate 1 comprises: the panel 11, the panel 11 is corrugated galvanized sheet or aluminum alloy sheet. Specifically, the panel 11 can be pressed into various shapes according to actual needs.
In addition, as a preferred embodiment, each panel plate 1 comprises: the side coaming 12, the coaming 12 is the annular structure, and one end of coaming 12 is connected with the outer fringe of panel 11.
Further, as a preferred embodiment, each panel plate 1 comprises: and the fixing plate 13 is of an annular structure, and the other end of the side wall plate 12 is connected with the outer edge of the fixing plate 13.
Furthermore, in a preferred embodiment, the two panels 11 and the two side panels 12 of the two panel boards 1 surround to form a cavity, and the two fixing plates 13 of the two panel boards 1 are fixedly connected.
The above description is only an example of the preferred embodiments of the present invention, and the embodiments and the protection scope of the present invention are not limited thereby.
The utility model discloses still have following embodiment on above-mentioned basis:
in a further embodiment of the present invention, the side wall plate 12 is perpendicular to the panel 11, and the fixing plate 13 is parallel to the panel 11.
In a further embodiment of the present invention, the two side panels 12 of the two panel boards 1 are flush.
In a further embodiment of the present invention, the distance between the two panels 11 of the two panel boards 1 is 80 mm-120 mm.
In the further embodiment of the utility model, when the distance between the two panels 11 is 80mm, the sound insulation quantity is more than or equal to 30dB (A); when the distance between the two panels 11 is 100mm, the sound insulation quantity is more than or equal to 33dB (A); when the distance between the two panels 11 is 120mm, the sound insulation quantity is more than or equal to 35dB (A).
In a further embodiment of the present invention, the thickness of the panel 11 is 0.8-2.5 mm.
In a further embodiment of the present invention, the panel 11 is provided with a perforation and/or a pressure groove.
The utility model discloses a further embodiment, when panel 11 is the perforation panel, the utility model discloses a sound absorption coefficient NRC is greater than or equal to 0.80.
In a further embodiment of the present invention, the polyurethane foam 2 is a high density low foam concentrated polyurethane.
In a further embodiment of the present invention, the utility model discloses the test manual acceleration weatherability (250h) does not have the pulverization.
The utility model discloses a in the further embodiment, the utility model discloses salt fog corrosion resistant, appearance rating is 10 grades under the acid 1000h condition, and corrosion phenomena such as pitting, bubble, peeling off do not have.
In a further embodiment of the present invention, the tensile load of the present invention is greater than or equal to 1305N.
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.
Claims (7)
1. A novel composite sound insulation board is characterized by comprising:
the screen comprises two screen plates and polyurethane foam, wherein the two screen plates are arranged oppositely, a cavity is formed between the two screen plates, and the polyurethane foam is filled in the cavity;
wherein each of the screen plates includes:
the panel is a corrugated galvanized plate or an aluminum alloy plate;
the side enclosing plate is of an annular structure, and one end of the side enclosing plate is connected with the outer edge of the panel;
the fixing plate is of an annular structure, and the other end of the side enclosing plate is connected with the outer edge of the fixing plate;
the two panels and the two side coamings of the two screen plates surround to form the cavity, and the two fixing plates of the two screen plates are fixedly connected.
2. The novel composite sound insulation board according to claim 1, wherein the side coaming is perpendicular to the face board, and the fixing board is parallel to the face board.
3. The novel composite sound insulation board of claim 1, wherein the two side walls of the two screen plates are flush.
4. The novel composite sound insulation board as claimed in claim 1, wherein the distance between the two face plates of the two screen plates is 80mm to 120 mm.
5. The novel composite sound insulation board according to claim 1, wherein the thickness of the panel is 0.8-2.5 mm.
6. The novel composite sound insulation board according to claim 1, wherein the face board is provided with perforations and/or embossed grooves.
7. The novel composite acoustical panel of claim 1, wherein the polyurethane foam is a high density low foam concentrated polyurethane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920332528.7U CN209874117U (en) | 2019-03-15 | 2019-03-15 | Novel composite sound insulation board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920332528.7U CN209874117U (en) | 2019-03-15 | 2019-03-15 | Novel composite sound insulation board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209874117U true CN209874117U (en) | 2019-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920332528.7U Active CN209874117U (en) | 2019-03-15 | 2019-03-15 | Novel composite sound insulation board |
Country Status (1)
| Country | Link |
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| CN (1) | CN209874117U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113045886A (en) * | 2021-04-16 | 2021-06-29 | 上海电力大学 | Soft polyurethane foam and resonant cavity structure formed by same |
-
2019
- 2019-03-15 CN CN201920332528.7U patent/CN209874117U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113045886A (en) * | 2021-04-16 | 2021-06-29 | 上海电力大学 | Soft polyurethane foam and resonant cavity structure formed by same |
| CN113045886B (en) * | 2021-04-16 | 2023-01-20 | 上海电力大学 | Soft polyurethane foam and resonant cavity structure formed by same |
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