CN211114181U - Rock wool acoustic baffle that gives sound insulation is effectual - Google Patents
Rock wool acoustic baffle that gives sound insulation is effectual Download PDFInfo
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- CN211114181U CN211114181U CN201922450615.5U CN201922450615U CN211114181U CN 211114181 U CN211114181 U CN 211114181U CN 201922450615 U CN201922450615 U CN 201922450615U CN 211114181 U CN211114181 U CN 211114181U
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Abstract
The utility model discloses an effectual rock wool acoustic baffle gives sound insulation, acoustic baffle outside-in are exterior plank, outer acoustic baffle and interior acoustic baffle in proper order, and outer acoustic baffle and interior acoustic baffle are the rock wool material. The inner side of the exterior decorative wood board is provided with crossed convex edges, and one side of the exterior sound absorption board close to the exterior decorative wood board is provided with corresponding grooves; corresponding convex edges and grooves are also arranged between the outer sound absorption plate and the inner sound absorption plate. Cylindrical through holes are densely distributed on the exterior decoration board, conical holes corresponding to the through holes are formed in the exterior sound absorption board, and the end, with the smaller opening, of each conical hole faces the exterior decoration board; the inner sound absorption plate is densely provided with hemispherical grooves corresponding to the conical holes, and the through holes, the conical holes and the grooves form sound absorption holes when being spliced into a whole. The outer plank material of chooseing for use of this acoustic baffle, the inlayer is the rock wool board material, and is equipped with the sound absorption hole that the inner chamber is big, the opening is little on the heated board, and this sound absorption hole can prolong the reflection path of sound wave, reduces the probability that the sound wave reflection goes out, increases the absorption rate of sound wave.
Description
Technical Field
The utility model belongs to the technical field of the heated board, concretely relates to effectual rock wool acoustic baffle gives sound insulation.
Background
The sound absorption plate is mainly used in places with high requirements on acoustic environment and high-grade decoration, such as movie theaters, music halls, museums, libraries, meeting rooms, report halls and the like, and is arranged on the indoor wall. When sound is transmitted to the sound absorption plate, most sound waves are absorbed, and sound wave reflection is reduced, so that indoor noise is reduced. The existing sound absorption plate aims at achieving the purposes of sound absorption and sound attenuation.
SUMMERY OF THE UTILITY MODEL
The utility model provides an effectual rock wool acoustic baffle gives sound insulation, aim at solve the poor problem of current acoustic baffle sound insulation effect.
Therefore, the utility model adopts the following technical scheme:
a rock wool sound absorption plate with good sound insulation effect comprises an outer decorative wood plate, an outer sound absorption plate and an inner sound absorption plate from outside to inside in sequence, wherein the outer sound absorption plate and the inner sound absorption plate are both made of rock wool materials; the inner side of the exterior wood board is provided with crossed convex edges, and one side of the exterior sound absorption board close to the exterior wood board is provided with grooves corresponding to the convex edges; corresponding convex edges are arranged on one side, close to the inner sound absorption plate, of the outer sound absorption plate, and corresponding grooves are arranged on one side, close to the outer sound absorption plate, of the inner sound absorption plate;
cylindrical through holes are densely distributed on the exterior decoration board, tapered holes corresponding to the through holes are formed in the exterior sound absorption board, the end, with the smaller opening, of each tapered hole faces the exterior decoration board, and the diameter of the end, with the smaller opening, of each tapered hole is equal to that of the through hole; hemispherical grooves are densely distributed on the inner sound absorption plate, the diameter of each groove is equal to that of the larger end of the conical hole, the grooves correspond to the conical holes one to one, and the through holes, the conical holes and the grooves form sound absorption holes.
Further, the outer decorative wood board, the outer sound absorption board and the inner sound absorption board are fixedly connected through glue.
Furthermore, the bead includes the bead of vertical direction and the bead of horizontal direction, the bead of vertical direction is located the centre department of exterior trim plank and outer sound-absorbing plate, the bead of horizontal direction is located the bottom department of exterior trim plank and outer sound-absorbing plate.
Furthermore, the positions of the sound absorption holes are staggered with the convex ribs and the grooves.
Further, the cross sections of the convex edges and the grooves are rectangular.
Further, the thickness of the convex ridge is smaller than the depth of the groove.
The beneficial effects of the utility model reside in that: the outer layer of the sound absorption plate is made of wood board, the inner layer is made of rock wool board, the heat insulation plate is provided with sound absorption holes with large inner cavities and small openings, and the sound absorption holes can prolong the reflection path of sound waves, reduce the probability of the sound waves reflected out and increase the absorption rate of the sound waves; the rock wool board is a porous loose structure, has high sound absorption coefficient, wide sound absorption frequency band and small pressure loss, and can obtain better sound absorption effect.
Drawings
FIG. 1 is an exploded view of the structure of the present invention;
fig. 2 is a side sectional view of the present invention;
in the figure: 1-external decorative wood board, 2-external sound absorption board, 3-internal sound absorption board, 4-through hole, 5-conical hole, 6-groove, 7-rib and 8-groove.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1 and 2, the rock wool sound absorption plate with good sound insulation effect is composed of an outer decorative wood plate 1, an outer sound absorption plate 2 and an inner sound absorption plate 3 from outside to inside in sequence, wherein the outer sound absorption plate 2 and the inner sound absorption plate 3 are both made of rock wool materials. The outer decorative wood board 1 is densely provided with cylindrical through holes 4 which are arranged in a latticed manner, the outer sound absorption board 2 is provided with tapered holes 5 corresponding to the through holes 4, the end, with a smaller opening, of each tapered hole 5 faces the outer decorative wood board 1, and the diameter of the end, with a smaller opening, of each tapered hole 5 is equal to that of the through hole 4. Hemispherical grooves 6 corresponding to the conical holes 5 are densely distributed on the inner sound absorption plate 3, the diameter of each groove 6 is equal to the diameter of the larger opening end of each conical hole 5, and the through holes 4, the conical holes 5 and the grooves 6 form sound absorption holes when the outer decorative wood plate 1, the outer sound absorption plate 2 and the inner sound absorption plate 3 are spliced together.
Be equipped with criss-cross bead 7 on the inboard of exterior trim plank 1, bead 7 includes bead 7 and the bead 7 of horizontal direction of vertical direction, and bead 7 of vertical direction is located the centre department of exterior trim plank 1 and outer acoustic baffle 2, and bead 7 of horizontal direction is located the bottom department of exterior trim plank 1 and outer acoustic baffle 2. And a cross-shaped groove 8 corresponding to the convex edge 7 is arranged on one side of the outer sound-absorbing plate 2 close to the outer decorative wood plate 1. Corresponding convex edges 7 are arranged on one side of the outer sound absorption plate 2 close to the inner sound absorption plate 3, and corresponding grooves 8 are arranged on one side of the inner sound absorption plate 3 close to the outer sound absorption plate 2. The cross sections of the convex edges 7 and the grooves 8 are rectangular, and after the convex edges 7 are clamped into the grooves 8, the outer decorative wood board 1, the outer sound absorption board 2 and the inner sound absorption board 3 are fixedly connected through glue.
The sound absorption plate adopts a multilayer structure, so that required sound absorption holes can be conveniently processed in the sound absorption plate, when the sound absorption plate is installed, glue or adhesive is firstly coated on the outer side of the inner sound absorption plate 3, then the outer sound absorption plate 2 is placed on the outer sound absorption plate, and the convex edges 7 are just clamped in the grooves 8, so that the grooves 6 are ensured to be opposite to the tapered holes 5. Likewise, the exterior wood board 1 is installed according to this method.
It should be noted that the above are only some embodiments of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (6)
1. The rock wool sound absorption plate with good sound insulation effect is characterized in that the sound absorption plate sequentially comprises an outer decorative wood plate (1), an outer sound absorption plate (2) and an inner sound absorption plate (3) from outside to inside, and the outer sound absorption plate (2) and the inner sound absorption plate (3) are made of rock wool materials; the inner side of the exterior wood board (1) is provided with crossed convex edges (7), and one side of the exterior sound-absorbing board (2) close to the exterior wood board (1) is provided with grooves (8) corresponding to the convex edges (7); one side of the outer sound absorption plate (2) close to the inner sound absorption plate (3) is provided with a corresponding convex edge (7), and one side of the inner sound absorption plate (3) close to the outer sound absorption plate (2) is provided with a corresponding groove (8);
cylindrical through holes (4) are densely distributed on the exterior wood board (1), tapered holes (5) corresponding to the through holes (4) are formed in the exterior sound absorbing board (2), the end, with the smaller opening, of each tapered hole (5) faces the exterior wood board (1), and the diameter of the end, with the smaller opening, of each tapered hole (5) is equal to that of the corresponding through hole (4); and hemispherical grooves (6) corresponding to the conical holes (5) are densely distributed on the inner sound absorption plate (3), the diameter of each groove (6) is equal to that of the larger end of the corresponding conical hole (5), and the through holes (4), the conical holes (5) and the grooves (6) form sound absorption holes when being spliced into a whole.
2. The rock wool sound absorption board with good sound insulation effect as claimed in claim 1, wherein the outer decorative wood board (1), the outer sound absorption board (2) and the inner sound absorption board (3) are fixedly connected through glue.
3. The rock wool sound absorption plate with good sound insulation effect as claimed in claim 1, wherein the ribs (7) comprise vertical ribs (7) and horizontal ribs (7), the vertical ribs (7) are positioned in the middle of the exterior wood plate (1) and the exterior sound absorption plate (2), and the horizontal ribs (7) are positioned at the bottom of the exterior wood plate (1) and the exterior sound absorption plate (2).
4. The rock wool sound absorbing panel with a good sound insulation effect as claimed in claim 1, wherein the position of each sound absorbing hole is staggered with respect to the rib (7) and the groove (8).
5. A rock wool sound absorbing panel as claimed in claim 3, wherein the cross-sections of the ribs (7) and grooves (8) are rectangular.
6. The rock wool sound absorbing panel as claimed in claim 5, wherein the thickness of the ribs (7) is smaller than the depth of the grooves (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922450615.5U CN211114181U (en) | 2019-12-30 | 2019-12-30 | Rock wool acoustic baffle that gives sound insulation is effectual |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922450615.5U CN211114181U (en) | 2019-12-30 | 2019-12-30 | Rock wool acoustic baffle that gives sound insulation is effectual |
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| Publication Number | Publication Date |
|---|---|
| CN211114181U true CN211114181U (en) | 2020-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922450615.5U Active CN211114181U (en) | 2019-12-30 | 2019-12-30 | Rock wool acoustic baffle that gives sound insulation is effectual |
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| CN (1) | CN211114181U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112376456A (en) * | 2020-11-18 | 2021-02-19 | 潘国强 | Sound-proof board mechanism suitable for municipal construction high corrosion resistance |
| CN112942637A (en) * | 2021-02-04 | 2021-06-11 | 南京国豪家装饰设计有限公司 | Improve indoor assembled sound insulation partition wall of security and fastness |
-
2019
- 2019-12-30 CN CN201922450615.5U patent/CN211114181U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112376456A (en) * | 2020-11-18 | 2021-02-19 | 潘国强 | Sound-proof board mechanism suitable for municipal construction high corrosion resistance |
| CN112376456B (en) * | 2020-11-18 | 2022-06-28 | 哈尔滨城林科技股份有限公司 | Sound-proof plate mechanism suitable for municipal construction high corrosion resistance |
| CN112942637A (en) * | 2021-02-04 | 2021-06-11 | 南京国豪家装饰设计有限公司 | Improve indoor assembled sound insulation partition wall of security and fastness |
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