A fireproof and environmentally friendly board with good sound insulation effect

Abstract

The invention discloses a fireproof environmentally friendly board with good sound insulation effect, comprising an upper board, a lower board and two first sound-absorbing layers, a fireproof environmentally friendly board with good sound insulation effect further comprising a plurality of first hemispheres and a plurality of second hemispheres, the first hemispheres and the second hemispheres are both hollow, a plurality of sound-absorbing holes penetrating the upper board are evenly arranged on the upper board, the bottom of the upper board is concave upward to form a plurality of staggered upper circular grooves, the upper circular grooves are located below the sound-absorbing holes, the top of the lower board is concave downward to form a plurality of staggered lower circular grooves, the two first sound-absorbing layers are respectively attached to the bottom of the upper board and the top of the lower board, the first hemisphere is embedded in the upper circular groove, the second hemisphere is embedded in the lower circular groove, the upper board is fixed on the lower board, the first hemisphere is pressed on the adjacent four second hemispheres, and the inner walls of the first hemisphere and the second hemisphere are both attached with the second sound-absorbing layer. The invention weakens the sound entering from the sound-absorbing holes through multiple layers, and has a good sound insulation effect.

Description

Technical Field

[0001] The invention relates to the technical field of sound insulation materials, and in particular to a fireproof and environmentally friendly board material with good sound insulation effect. Background Art

[0002] Most of the existing sound insulation, fireproof and environmentally friendly panels are composed of an upper panel and a lower panel, with sound-absorbing holes on the upper panel and sound-absorbing cotton between the upper and lower panels. After the sound enters through the sound-absorbing holes, it is absorbed and weakened by the sound-absorbing cotton, making the sound transmitted from the upper panel to the lower panel weaker, thereby improving the sound insulation effect. Such fireproof and environmentally friendly panels with good sound insulation effect generally have the characteristic of poor sound insulation effect. Summary of the invention

[0003] The purpose of the present invention is to overcome the deficiencies of the prior art and provide a fireproof and environmentally friendly board with good sound insulation effect.

[0004] The technical solution of the present invention is as follows:

[0005] A fireproof and environmentally friendly board material with good sound insulation effect comprises an upper board, a lower board and two first sound-absorbing layers. The fireproof and environmentally friendly board material with good sound insulation effect also comprises a plurality of first hemispheres and a plurality of second hemispheres, the first hemispheres and the second hemispheres are both hollow, a plurality of sound-absorbing holes penetrating the upper board are evenly arranged on the upper board, the bottom of the upper board is concave upward to form a plurality of staggered upper circular grooves, the upper circular grooves are located below the sound-absorbing holes, the top of the lower board is concave downward to form a plurality of staggered lower circular grooves, the two first sound-absorbing layers are respectively attached to the bottom of the upper board and the top of the lower board, the first hemisphere is embedded in the upper circular groove, the second hemisphere is embedded in the lower circular groove, the upper board is fixed to the lower board, the first hemisphere is pressed on four adjacent second hemispheres, the outer walls of the first hemisphere and the second hemisphere are both provided with a first shock-absorbing layer, the inner walls of the first hemisphere and the second hemisphere are both attached with a second sound-absorbing layer, and the upper board and the lower board are coated with a fireproof layer.

[0006] Preferably, the fireproof and environmentally friendly board material with good sound insulation effect also includes four side panels, the four side panels are installed between the upper panel and the lower panel, a third sound-absorbing layer is provided between two adjacent side panels, and a second shock-absorbing layer is provided between the side panel and the upper panel and the lower panel.

[0007] Preferably, a connecting piece is provided between two adjacent side plates, and the connecting piece is fixed between the upper plate and the lower plate.

[0008] Compared with the prior art, the beneficial effect of the present invention is that: the present invention embeds the first hemisphere and the second hemisphere on the upper plate and the lower plate respectively and adheres the second sound-absorbing layer inside them, the first hemisphere is pressed on the four adjacent second hemispheres and a first shock-absorbing layer is provided on the outer surface of the two hemispheres, the sound enters through the sound-absorbing hole and is weakened by the sound insulation of the first sound-absorbing layer, a part of the sound enters the first hemisphere, is continuously reflected and weakened by the second sound-absorbing layer, and then is transmitted to the second hemisphere through the first hemisphere, and the other part of the sound is continuously reflected and weakened on the surfaces of the first hemisphere and the second hemisphere and then is transmitted to the second hemisphere after being weakened by the first sound-absorbing layer And the first sound-absorbing layer on the lower plate, the sound entering the second hemisphere is constantly reflected in the second hemisphere and is weakened by the second sound-absorbing layer and then weakened by the first sound-absorbing layer on the lower plate before being transmitted out by the lower plate. The sound directly transmitted to the first sound-absorbing layer on the lower plate is directly weakened by the first sound-absorbing layer, and the sound entering through the sound-absorbing holes is weakened by multiple layers, so that a fire-proof and environmentally friendly board with good sound insulation effect has a good sound insulation effect. At the same time, the vibration sound transmitted from the first hemisphere and the second hemisphere to the upper plate through the first shock-absorbing layer effectively reduces the vibration noise. In addition, the upper plate and the lower plate are coated with fire-proof materials, which has a good fire-proof effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0010] Figure 1 It is a schematic diagram of the overall structure of the fireproof and environmentally friendly board with good sound insulation effect of the present invention;

[0011] Figure 2 This is a cross-sectional view of the fireproof and environmentally friendly board material with good sound insulation effect of the present invention;

[0012] Figure 3 It is a structural schematic diagram of the upper plate of the present invention;

[0013] Figure 4 It is a structural schematic diagram of the lower plate of the present invention. DETAILED DESCRIPTION

[0014] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0015] In order to illustrate the technical solution of the present invention, a specific embodiment is provided below for illustration.

[0016] Example 1

[0017] like Figures 1 to 4 As shown, the fireproof and environmentally friendly board material with good sound insulation effect of the present embodiment comprises an upper board 1, a lower board 2, two first sound-absorbing layers 3 and four side boards 4, the fireproof and environmentally friendly board material with good sound insulation effect also comprises a plurality of first hemispheres 5 and a plurality of second hemispheres 6, the first hemispheres 5 and the second hemispheres 6 are both hollow, a plurality of sound-absorbing holes 11 penetrating the upper board are evenly arranged on the upper board 1, the bottom of the upper board 1 is concave upward to form a plurality of upper circular grooves 12 distributed in a staggered manner, the upper circular grooves 12 are located below the sound-absorbing holes 11, the top of the lower board 2 is concave downward to form a plurality of lower circular grooves 21 distributed in a staggered manner, the two first sound-absorbing layers 3 are respectively attached to the bottom of the upper board 1 and the top of the lower board 2, the first hemisphere 5 is embedded in the upper circular groove 12, the second hemisphere 6 is embedded in the lower circular groove 21, the upper board 1 Fixed on the lower plate 2, the first hemisphere 5 is pressed on the adjacent four second hemispheres 6, the outer walls of the first hemisphere 5 and the second hemisphere 6 are provided with a first shock-absorbing layer 7, the inner walls of the first hemisphere 5 and the second hemisphere 6 are affixed with a second sound-absorbing layer 8, and the upper plate 1 and the lower plate 2 are coated with a fireproof layer 9; the four side panels 4 are installed between the upper plate 1 and the lower plate 2, and a third sound-absorbing layer is provided between two adjacent side panels 4 to absorb the sound coming in between the two side panels 4, and a second shock-absorbing layer is provided between the side panel 4 and the upper plate 1 and the lower plate 2 to reduce the sound transmitted by the vibration of the upper plate 1; a connecting piece 10 is provided between two adjacent side panels 4, and the connecting piece 10 is fixed between the upper plate 1 and the lower plate 2, and the upper plate 1, the lower plate 2 and the side panel 4 are fixed by the connecting piece 10. Among them, the first sound-absorbing layer 3, the second sound-absorbing layer 8 and the third sound-absorbing layer can be composed of organic fiber materials, linen cotton felt, inorganic fiber materials, glass wool, rock wool, mineral wool, urea-formaldehyde foam plastics, urethane foam plastics and other materials, the first shock-absorbing layer 7 and the second shock-absorbing layer can be made of PE, PU foam, non-woven fabrics, velvet paper and composite pearl cotton, etc.; the fire-proof layer 9 can adopt commonly used environmentally friendly wood structure fire-retardant coatings.

[0018] The sound enters from the sound absorbing hole 11 and is weakened by the first sound absorbing layer 3 on the upper plate 1. After that, a part of the sound enters the first hemisphere 5, is continuously reflected and weakened by the second sound absorbing layer 8, and then is transmitted to the second hemisphere 6 through the first hemisphere 5. After being weakened by the first sound absorbing layer 3, another part of the sound is continuously reflected and weakened on the surfaces of the first hemisphere 5 and the second hemisphere 6, and then is transmitted to the second hemisphere 6 and the first sound absorbing layer 3 on the lower plate 2. The sound entering the second hemisphere 6 is continuously reflected in the second hemisphere 6 and weakened by the second sound absorbing layer 8. The sound is weakened by the first sound-absorbing layer 3 on the lower plate 2 and then transmitted out from the lower plate 2. The sound directly transmitted to the first sound-absorbing layer 3 on the lower plate 2 is directly weakened by the first sound-absorbing layer 3. The sound entering through the sound-absorbing hole 11 is weakened by multiple layers, so that a fire-proof and environmentally friendly board material with good sound insulation effect has a good sound insulation effect. At the same time, the vibration sound transmitted from the upper plate through the first shock-absorbing layer 7 between the first hemisphere 5 and the second hemisphere 6 is effectively reduced. In addition, the upper plate 1 and the lower plate 2 are coated with fireproof materials, which have a good fireproof effect.

[0019] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A fireproof and environmentally friendly board with good sound insulation effect, comprising an upper board, a lower board and two first sound-absorbing layers, characterized in that: The fireproof and environmentally friendly board material with good sound insulation effect also includes a plurality of first hemispheres and a plurality of second hemispheres, the first hemispheres and the second hemispheres are both hollow, a plurality of sound-absorbing holes penetrating the upper plate are evenly arranged on the upper plate, the bottom of the upper plate is concave upward to form a plurality of staggered upper circular grooves, the upper circular grooves are located below the sound-absorbing holes, the top of the lower plate is concave downward to form a plurality of staggered lower circular grooves, two first sound-absorbing layers are respectively attached to the bottom of the upper plate and the top of the lower plate, the first hemisphere is embedded in the upper circular groove, the second hemisphere is embedded in the lower circular groove, the upper plate is fixed to the lower plate, the first hemisphere is pressed on the adjacent four second hemispheres, the outer walls of the first hemisphere and the second hemisphere are both provided with a first shock-absorbing layer, the inner walls of the first hemisphere and the second hemisphere are both affixed with a second sound-absorbing layer, and the upper plate and the lower plate are coated with a fireproof layer.

2. The fireproof and environmentally friendly board with good sound insulation effect according to claim 1, characterized in that: The fireproof and environmentally friendly board material with good sound insulation effect also includes four side panels, which are installed between the upper panel and the lower panel, a third sound-absorbing layer is arranged between two adjacent side panels, and a second shock-absorbing layer is arranged between the side panel and the upper panel and the lower panel.

3. The fireproof and environmentally friendly board with good sound insulation effect according to claim 2, characterized in that: A connecting piece is provided between two adjacent side plates, and the connecting piece is fixed between the upper plate and the lower plate.

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