KR100848576B1 - Noise prevention goods for shock absorption - Google Patents

Abstract

A sound insulation material for shock absorption is provided to reduce noise between layers or side walls caused by impact by coupling sides having impact sound dispersion grooves to face each other across a film sheet with ventilation holes and absorbing impact occurring in a finish mortar layer and an interlayer floor structure or impact added to a side wall. A sound insulation material(100) for shock absorption comprises a first sound insulation material(110) provided with many impact sound dispersion grooves(112) formed on the upper side of a flat board at regular intervals, a second sound insulation material(120) provided with many impact sound dispersion grooves(122) formed on the lower side of a flat board at regular intervals and installed to the top of the first sound insulation material to make lower sides face each other, and a film sheet(130) located between the first sound insulation material and the second insulation material and attached by adhesives and provided with ventilation holes(132) formed at regular intervals to split the impact sound dispersion grooves of the first sound insulation material and the second sound insulation material vertically.

Description

Noise prevention goods for shock absorption

1 is an exploded perspective view showing a sound absorbing material for shock absorption according to the present invention.

Figure 2 is a perspective view showing a shock absorbing sound insulating material according to the present invention.

Figure 3 is a cross-sectional view showing a shock absorbing sound insulating material according to the present invention.

Figure 4 is a longitudinal sectional view showing a state in which the sound absorbing material for shock absorption according to the present invention is installed on the floor.

Figure 5 is a longitudinal sectional view showing a state in which the sound absorbing material for shock absorption according to the present invention is installed on the side wall.

Figure 6 is a longitudinal cross-sectional view showing a state in which the sound absorbing material for shock absorption according to the present invention as a soundproofing material on the side wall.

Figure 7 is an exploded perspective view showing another coupling structure of the shock absorbing sound insulating material according to the present invention.

[Description of Symbols for Main Parts of Drawing]

10. Concrete slab layer 100, 100a. Sound absorption material for shock absorption

110, 110a. First sound insulating material 120, 120a. Second sound insulation material

112, 112a, 122, 122a. Impact sound dispersion groove 130, 130a. Film

132, 132a. Vent

The present invention relates to a shock absorbing sound absorbing material, and more particularly, an impact transmitted to an interlayer or a side wall through a shock absorbing sound absorbing material in which an impact sound dispersion groove is formed to face each other with a film paper having a ventilation hole formed therebetween. In addition, the present invention relates to a shock absorbing sound absorbing material capable of reducing and absorbing noise, as well as distributing and transmitting the transmitted noise through the impact sound Busan groove.

In general, multi-storey villas, multi-family houses, apartments, and other multi-family floors are designed to prevent floor shocks and noises from being transmitted to the lower or upper floors. It is well known that a high level of attention is focused.

On the other hand, according to Utility Model Registration Nos. 287084, 290830 and 297962, the noise or impact generated from the floor through the interlayer floor structure to prevent the transmission of the noise between the floor noise and impact is transmitted to the upper floor along the lower floor or wall. Although techniques have been proposed to significantly reduce this, these techniques cannot prevent further amplification of interlayer noise due to the reaction of the impact generated between the finishing mortar layer and the flooring (such as hard floor or marble) installed thereon. There is a problem.

In other words, the currently proposed interlayer floor structure is intended to reduce and block the interlayer noise through the dustproof and soundproof structure from the concrete slab layer to the finished mortar layer. There is a problem in that the impact or noise generated when the flooring material (hard floor or marble, etc.) finally installed are amplified and transmitted to the room or the lower floor.

In addition, in the interlayer floor structure according to the prior art, the finishing mortar layer has a problem in that bending and vertical deviation occur slightly because of uneven plastering smoothness, and when the flooring material such as hard floor or marble is installed therein, There is a problem that the phenomenon occurs. Therefore, as well as the impact and noise generated by the lifting phenomenon, cracks or damage to the flooring is frequently generated.

In addition, when the flooring is simply laid on the finishing mortar layer, the hard impact of the flooring material and the finishing mortar layer is transmitted directly to the body through the foot when running or walking indoors. There is a problem that may occur due to pain.

Therefore, in order to solve the problems as described above, the foamed product of polyethylene resin (PE) is provided on some of the floors of the floor, but the material itself is almost no elasticity, thickness is only about 2mm, thermal There is a problem that the stability is weak, the shock absorption function and the smoothness of the compensation is very difficult problem. Thus, there is an urgent need for an alternative to solve the above problems.

The present invention was devised to solve the above-mentioned problems, and in the interlayer floor structure of an apartment or a villa, a sound absorbing material for shock absorbing, in which an impact sound dispersion groove is formed to face each other with a film paper having a ventilation hole interposed therebetween. The purpose of the present invention is to provide a shock absorbing sound absorbing material that can significantly reduce the interlayer noise and the sidewall noise caused by the impact by buffering the impact generated in the finishing mortar layer and the interlayer floor structure through the application of. .

Another object of the present invention is to compensate for the uneven smoothness of the finishing mortar layer to prevent the lifting phenomenon of the interlayer floor structure installed on the upper layer to prevent the impact and noise of the interlayer floor and to prevent cracking and breakage of the flooring material. have.

Furthermore, the present invention buffers the impact generated between the finishing mortar layer and the interlayer floor structure through the interlayer floor structure using the shock absorbing sound absorbing material in addition to the above-mentioned objects, the shock transmitted to the body through the foot when running or walking indoors This can be mitigated.

In addition, the technology according to the present invention can be installed in the interior of the room where noise occurs, such as the side walls between the neighbors, as well as the music room or karaoke, and the machine room, as well as installed in pipes that generate noise, so as to absorb shock and To block out the noise.

The present invention configured to achieve the above object is as follows. That is, the sound absorbing sound absorbing material according to the present invention is installed on the upper side of the concrete slab layer, which is the floor of the multi-storey multi-family house, such as villas, multi-family houses, apartments, etc. In the sound absorbing sound absorbing material, the first sound insulating material is formed to a certain thickness through a cross-linking foaming process, but a plurality of impact sound dispersion grooves of a predetermined depth are formed on the upper surface of the flat plate having cushion, insulation, soundproofing properties at equal intervals in the front, rear, left, and right sides. ; The lower surfaces of the first sound insulating material are provided opposite to each other, but are molded to a certain thickness through a cross-linking foaming process, and the impact sound dispersing grooves of a predetermined depth at equal intervals on the left and right sides of the lower surface on the plate having cushion, insulation, and soundproof characteristics. A plurality of second sound insulating materials formed; And a film paper positioned between the first sound insulating material and the second sound insulating material and adhered through an adhesive, wherein the impact sound dispersion grooves of the first sound insulating material and the second sound insulating material are divided up and down.

In the configuration of the present invention as described above, the film paper has a plurality of ventilation holes formed at a predetermined interval on the position where the impact sound distribution grooves of the first sound insulation material and the second sound insulation material are formed, so that the impact sound dispersion of the second sound insulation material forming the upper part when the vertical impact sound is generated from the top. In the process of dispersing the vertical impact sound through the groove may be configured to be dispersed in the impact sound dispersion groove of the first sound insulating material forming a lower portion through the ventilation hole.

In addition, in the configuration of the present invention as described above, the impact sound dispersion grooves of the first sound insulating material and the second sound insulating material are formed in one of a configuration in which two rectangular grooves having different depths are formed in a stepped manner, a semicircle, a triangle, and a square shape. Can be.

On the other hand, in the configuration of the present invention as described above, the combination of the first sound insulating material and the second sound insulating material is configured so that the impact sound dispersion grooves of the first sound insulating material and the second sound insulating material intersect each other to disperse the vertical shock sound in front, rear, left and right directions. So that it can be made in one configuration.

In addition, in the configuration of the present invention as described above, the combination of the first sound insulating material and the second sound insulating material is the impact sound dispersion grooves of the first sound insulating material and the second sound insulating material are combined in the same direction to disperse the vertical shock sound only in the front and rear or left and right directions. It may be made in a configuration so that.

In addition, the first sound insulating material and the second sound insulating material according to the present invention may be made of a PE crosslinked foam.

Hereinafter, the sound absorbing material for shock absorption according to the preferred embodiment of the present invention will be described in detail.

1 is an exploded perspective view showing a shock absorbing sound insulating material according to the present invention, Figure 2 is a perspective view showing a shock absorbing sound insulating material according to the present invention, Figure 3 is a cross-sectional view showing a shock absorbing sound insulating material according to the present invention, Figure 4 Is a longitudinal sectional view showing a state in which the sound absorbing material for shock absorption according to the present invention is installed on an interlayer floor.

First, before describing the shock absorbing sound absorbing material according to the present invention, a crosslinking foaming process will be described. Most of the heat insulating material production processes undergoing a crosslinking foaming process are mixed (mixing: mixing of resins, foaming agents, crosslinking agents, pigments, and additives). , Extrusion (melting, kneading), forming (molding), foaming (crosslinking, foaming), winding (winding: melting, kneading) and packaging.

The sound absorbing material for shock absorption according to the present invention is also produced through the crosslinked foaming process as described above to have cushioning, heat insulation and soundproofing properties. However, the shock absorbing sound absorbing material according to the present invention is installed on the upper side of the concrete slab layer, which is an interlayer floor of a multi-family house, such as a villa, multi-family house, apartment, etc. The structure to further reduce the noise between the floor is made of a structure different from the existing shock absorbing sound absorbing material.

In addition, the shock-absorbing sound insulating material according to the present invention is installed on the upper side of the concrete slab layer, which is the floor between the floors of the apartment house, as well as the neighboring wall to block the noise between floors and side walls, while blocking the noise such as a music room. It can be installed inside the space that needs to absorb noise to prevent the dispute between neighbors due to the noise.

Referring to the sound absorbing sound absorbing material according to the present invention as shown in Figures 1 to 4, the sound absorbing sound absorbing material 100 according to the present invention is formed on the upper surface of the flat plate at regular intervals at equal intervals before and after or left and right The first sound insulation material 110 is provided with a plurality of impact sound dispersion grooves 112 of the long groove, a plurality of impact sound dispersion grooves 122 of a predetermined depth are formed on the bottom surface of the flat plate at equal intervals on the left and right sides. It is located between the second sound insulation material 120 and the first sound insulation material 110 and the second sound insulation material 120 is installed so that the lower surface is opposed to each other on the upper surface of the first sound insulation material 110 and the first adhesive The impact sound dispersion grooves 112 and 122 of the second sound insulating material 120 are configured to include a film paper 130 formed with a plurality of ventilation holes 132 formed at regular intervals.

In other words, the shock absorbing sound insulating material 100 according to the present invention includes a plurality of first sound insulating materials 110 and second formed at equal intervals in the sound absorbing grooves 112 and 122 having a predetermined depth on the upper and lower surfaces of the flat plate. The film paper 130 is bonded between the upper and lower surfaces formed with the impact sound dispersion grooves 112 and 122 of the sound insulation material 120 to be opposed to each other. Therefore, the film paper 130 is disposed between the first sound insulating material 110 and the second sound insulating material 120, the adhesive sound dispersing grooves 112 and 122 of the first sound insulating material 110 and the second sound insulating material 120 is up and down. It can be seen that the division into.

On the other hand, the shock-absorbing sound insulating material 100 according to the present invention configured as described above, as well as the absorption of the shock through the second sound insulating material 120 forming the upper portion when the vertical impact sound from the upper, the second sound insulating material 120 In the process of dispersing the vertical impact sound through the impact sound dispersion groove 122 of the first through the ventilation holes 132 of the film paper 130 is dispersed in the impact sound dispersion groove 112 of the first sound insulating material 110 forming a lower noise further reduced do.

That is, the shock absorbing sound insulating material 100 according to the present invention configured as described above, when the vertical impact sound is generated from the top, first, the impact is absorbed through the second sound insulating material 120 forming the upper to reduce the primary noise Is done. At this time, the film paper 130 between the first sound insulating material 110 and the second sound insulating material 120 is pressed in the direction of the impact sound dispersion groove 112 of the first sound insulating material 110 due to the pressure caused by the impact when the vertical impact sound occurs. It primarily reduces shock and noise. Meanwhile, while the primary noise is reduced, the impact sound is dispersed through the impact sound distribution groove 122 between the second sound insulation material 120 and the film paper 130, thereby reducing the secondary noise. In addition, while the noise is dispersed through the impact dispersion groove 122 of the second sound insulation material 120, the dispersed noise is also dispersed through the film paper 130 to the impact dispersion groove 112 of the first sound insulation material 110. Third noise reduction is achieved.

On the other hand, in the configuration of the shock-absorbing sound insulating material 100 according to the present invention as described above, the upper and lower surfaces formed with impact sound dispersion grooves 112 and 122 on the upper and lower surfaces on the plate to face each other In the case where the first sound insulating material 110 and the second sound insulating material 120 are bonded to each other by adhering the film paper 130 to each other, the impact sound dispersion grooves 112 and 122 of the first sound insulating material 110 and the second sound insulating material 120 are illustrated in FIG. As shown in FIGS. 1 to 4, the structure is capable of dispersing the vertical shock sound from the top, the horizontal direction of the front, rear, and left and right.

That is, the shock absorbing sound absorbing material 100 according to the present invention is a film paper 130 therebetween in the state that the upper and lower surfaces of the impact sound dispersion grooves 112 and 122 are formed on the upper and lower surfaces on the flat plate to face each other. In the case where the first sound insulating material 110 and the second sound insulating material 120 are coupled to each other by an adhesive, the first sound insulating material 110 and the second sound insulating material 120 are formed as shown in FIGS. 1 to 4. The impact sound distribution grooves 112 and 122 are coupled to each other to be coupled.

Therefore, as described above, the impact sound dispersion of the first sound insulation material 110 and the second sound insulation material 120 having a predetermined depth on the upper and lower surfaces on the flat plate in the longitudinal direction of the front, rear, left, and right sides is formed. The film paper 130 is positioned between the upper and lower surfaces on which the grooves 112 and 122 are formed to be attached and bonded through an adhesive, but the impact sound dispersion grooves 112 and the second sound insulating material 110 and the second sound insulation 120, respectively, are formed. When the 122 crosses each other, the impact sound distribution groove 112 of the first sound insulation material 110 and the impact sound dispersion groove 122 of the second sound insulation material 120 are divided by the film paper 130.

As described above, the film is placed 130 between the upper and lower surfaces of the first sound insulating material 110 and the second sound insulating material 120 between the impact sound dispersion grooves 112 and 122 are attached and bonded to each other through an adhesive. Impact sound dispersion grooves 112 and 122 formed in each of the sound insulation material 110 and the second sound insulation material 120 to cross each other, impact sound dispersion groove 112 of the first sound insulation material 110 and impact sound dispersion of the second sound insulation material 120. When the grooves 122 are separated from each other through the film paper 130, when the vertical shock sound from the upper portion is transmitted through the second sound insulation material 120, the vertical shock sound is between the first sound insulation material 110 and the second sound insulation material 120. Through the film paper 130 of the first sound absorbing material 110 is transmitted to the impact sound dispersion groove 112 is dispersed and reduced.

On the other hand, the film paper 130 in the configuration according to the invention a plurality of ventilation holes 132 are formed at a predetermined interval. At this time, the ventilation hole 132 is formed in a plurality at regular intervals on the position where the impact sound dispersion grooves 112 and 122 of the first sound insulation material 110 and the second sound insulation material 120 is formed to form an upper portion when a vertical shock sound is generated from the top. In the process of dispersing the vertical impact sound through the impact sound dispersion groove 122 of the second sound insulation material 120 to be distributed to the impact sound dispersion groove 112 of the first sound insulation material 110 forming a lower portion through the ventilation hole 132.

The shock absorbing sound insulating material 100 according to the present invention configured as described above, as well as the absorption of the shock through the second sound insulating material 120 forming an upper portion when the vertical impact sound from the upper, as well as the impact sound of the second sound insulating material 120 In the process of dispersing the vertical impact sound through the dispersion grooves 122, the sound is further reduced by being distributed to the impact sound dispersion grooves 112 of the first sound insulation material 110 forming the lower portion through the ventilation holes 132. In addition, the first sound insulating material 110 forming a lower portion through the film paper 130 and the ventilation hole 132 in the process of dispersing the impact sound through the impact sound dispersion groove 122 between the second sound insulating material 120 and the film paper 130. It is dispersed in the impact sound dispersion groove 112 between the film paper 130 and the third noise is reduced.

On the other hand, the shock-absorbing sound insulating material 100 according to the present invention as described above is provided between the slab layer 10 and the mortar layer 12 forming an interlayer floor as shown in FIG. Thus, by installing a shock-absorbing sound insulating material 100 between the slab layer 10 and the mortar layer 12 forming the bottom of the interlayer, the shock is absorbed through the second sound insulating material 120 that forms the upper portion when the vertical impact sound from the top. Of course, in the process of dispersing the vertical impact sound through the impact sound dispersion groove 122 of the second sound insulation material 120 is dispersed in the impact sound dispersion groove 112 of the first sound insulation material 110 forming a lower portion through the film paper 130. Noise is further reduced.

In addition, the shock-absorbing sound insulating material 100 according to the present invention may be installed to sound insulation between floors as described above, as well as the side walls of the neighbors, the interior of the room where the noise, such as a music room or karaoke, and the machine room, etc. It may be installed, of course, the sound-absorbing sound absorbing material 100 according to the present invention, such as a pipe in which the noise is generated may also sound insulation.

In the configuration of the shock absorbing sound insulating material 100 according to the present invention as described above, the impact sound dispersion grooves 112 and 122 formed in the upper surface of the first sound insulating material 110 and the lower surface of the second sound insulating material 120 are As shown in FIGS. 1 to 4, two grooves having different depths are formed in a stepped manner. As the impact sound dispersion grooves 112 and 122 are formed by cascading two grooves having different depths as described above, when the vertical impact sound from the upper portion is transmitted through the second sound insulating material 120, the vertical impact sound is divided into two grooves having different depths. Dispersion is also dispersed in the impact sound distribution grooves 112 and 122 formed in a stepped manner to further increase the dispersion reduction effect of the vertical impact sound.

In addition, in the configuration of the shock absorbing sound insulating material 100 according to the present invention, the first sound insulating material 110 and the second sound insulating material 120 are made of PE crosslinked foam. As such, the sound insulation materials 110 and 120 are formed of a PE crosslinked foam, and thus the sound insulation materials 110 and 120 have sound insulation (sound insulation) characteristics, as well as cushion and heat insulation characteristics.

As described above, the one surface on which the impact sound dispersion grooves 112 and 122 are formed on the upper surface and the lower surface of the plate face each other so that the film paper 130 having the ventilation hole 132 is positioned therebetween. The shock absorbing device according to the present invention is formed by combining the first sound insulating material 110 and the second sound insulating material 120 and the impact sound distribution grooves 112 and 122 formed in each of the first sound insulating material 110 and the second sound insulating material 120. When the sound insulation material 100 is installed on the upper side of the concrete slab layer 10 as shown in FIG. 4, the shock absorbing sound insulation material 100 absorbs the shock transmitted from the top, as well as the vertical impact sound from the top. The impact sound is dispersed by the impact sound dispersion grooves 112 and 122 which are communicated with each other through the ventilation holes 132 of the film paper 130 adhered between the first sound insulation material 110 and the second sound insulation material 120 and intersect with each other. Will be reduced.

In other words, the sound absorbing sound absorbing material 100 according to the present invention primarily absorbs the vertical shock when a vertical shock sound is generated from the top so that the noise due to the impact is reduced, while the residual shock sound is the first sound insulating material ( Through the impact sound distribution grooves 112 and 122 between the 110 and the second sound insulating material 120 is dispersed in the horizontal direction of the front and rear and left and right are reduced. In this case, the noise dispersed in the impact sound dispersion groove 122 of the second sound insulation material 120 is transmitted to the impact sound dispersion groove 112 of the first sound insulation material 110 through the ventilation hole 132 of the film 130 is dispersed. .

Therefore, when the shock absorbing sound insulating material 100 according to the present invention is installed on the upper side of the concrete slab layer 10 as shown in FIG. 4, the vertical shock sound generated from the upper part of the second sound insulating material 120 is for shock absorbing. While the vertical shock is primarily absorbed through the sound insulation material 100 to reduce noise due to impact, the residual impact sound is impact sound dispersion grooves 112 and 122 between the first sound insulation material 110 and the second sound insulation material 120. Through it can be seen that the dispersion in the horizontal direction of the front and rear and left and right.

5 is a longitudinal sectional view showing a state in which the shock absorbing sound insulating material according to the present invention is installed on the side wall, and FIG. 6 is a longitudinal sectional view showing a state in which the shock absorbing sound insulating material according to the present invention is installed as a soundproofing material on the side wall.

On the other hand, the sound absorbing sound absorbing material 100 according to the present invention is installed between the side wall 20 and the finishing material 22 as shown in Figure 5 to block the impact or noise generated between the neighboring side wall between neighbors You can also prevent disputes caused by noise. At this time, the effect of reducing the impact and noise of the shock-absorbing sound insulating material 100 provided between the side wall 20 and the finishing material 22 is the same as the action in Figures 1 to 4 described above.

In addition, the shock absorbing sound insulating material 100 according to the present invention may be installed on the inner side surface of the side wall as shown in FIG. As such, the space in which the shock absorbing sound absorbing material 100 is installed on the inner side of the side wall may be referred to as a space in which noise is generated throughout the day, such as a music room, a karaoke room, and a laboratory in which noise is generated.

As described above, by installing the shock absorbing sound insulating material 100 according to the present invention on the inner side wall of a music room or a karaoke room and a lab in which noise is generated, the noise generated in the interior of the space is the sound absorbing sound absorbing material 100 according to the present invention. Absorption and sound insulation are reduced by) so as not to leave the room.

Figure 7 is an exploded perspective view showing another coupling structure of the shock absorbing sound insulating material according to the present invention.

Shock absorbing sound absorbing material (100a) according to another example as shown in Figure 7 also the impact sound dispersion groove of the long groove is formed in a predetermined depth at equal intervals of the front and rear or left and right on the upper surface on the plate as shown in Figures 1 to 6 The first sound insulation material 110a provided with a plurality of 112a, a plurality of impact sound distribution grooves 122a of a predetermined depth are formed on the bottom surface on the plate at equal intervals on the left and right sides, and the lower surface on the upper surface of the first sound insulation material 110a. The second sound insulation material 120a and the first sound insulation material 110a and the second sound insulation material 120a which are installed to face each other are positioned between the first sound insulation material 110a and the second sound insulation material 120a to be bonded through an adhesive. It is the same as that made of a configuration including a film paper 130a is formed with a vent hole 132a on the position where the impact sound dispersion grooves 112a and 122a are formed.

However, the shock absorbing sound insulating material 100a according to another example as shown in FIG. 7 is an arrangement structure of the shock absorbing sound insulating material 100 and the impact sound dispersion grooves 112a and 122a as shown in FIGS. 1 to 6. Is different. That is, in the configuration of the shock absorbing sound insulating material 100 as shown in FIGS. 1 to 6, the impact sound distribution grooves 112 and 122 of the first sound insulating material 110 and the second sound insulating material 120 cross each other, and before and after. While formed in the horizontal direction of the left and right, the impact sound dispersion grooves 112a and 122a of the shock absorbing sound insulating material 100a according to FIG. 7 have a structure arranged in the same lengthwise direction.

In other words, the shock absorbing sound insulating material (100a) according to another embodiment of the present invention, as shown in Figure 7, the arrangement of the impact sound dispersion grooves (112a, 122a) are arranged in the same length direction, but the first sound insulating material (110a) Coupling of the first sound insulating material (110a) and the second sound insulating material (120a) so that the impact sound dispersion groove (112a) formed on the upper surface of the) and the impact sound dispersion groove (122a) formed on the lower surface of the second sound insulating material (120a) facing each other This is made of two impact sound distribution grooves (112a, 122a) of the lower and upper portions formed on the same position of the first sound insulating material (110a) and the second sound insulating material (120a) are combined into one.

Shock absorbing sound absorbing material (100a) according to another embodiment of the present invention configured through the combination as described above is primarily absorbing the impact when the vertical impact sound from the upper is delivered to the upper portion of the second sound insulating material (120a) Noise is reduced, and the remaining impact sound is dispersed and reduced only in the front, rear, left, and right directions through the impact sound distribution grooves 112a and 122a between the first sound insulation material 110a and the second sound insulation material 120a. At this time, the impact sound is transmitted from the impact sound dispersion groove 112a or 122a on one side to the impact sound dispersion groove 122a or 112a on the other side through the ventilation hole 132a of the film paper 130a, and is distributed to the two impact sound dispersion grooves 112a and 122a. It is done.

In the configuration of the shock absorbing sound insulating material (110, 110a) according to the present invention as described above, the impact sound distribution grooves 112, which are formed on the opposing surfaces of the first sound insulating material (110, 110a) and the second sound insulating material (120, 120a) 112a, 122, and 122a may be formed in a stepped form in which two grooves having different depths described with reference to FIGS. 1 to 7 are formed in steps, but may also be formed in a semicircle, a triangle, and a quadrangle.

As described above, the sound absorbing sound absorbing material (100, 100a) according to the present invention absorbs the shock transmitted from the vertical direction of the upper, as well as the vertical shock sound in the horizontal direction through the impact sound distribution grooves (112, 112a, 122, 122a) By distributing to the floor, the noise between floors of multi-family houses such as villas, multi-family houses and apartments is reduced.

The present invention is not limited to the above embodiments, and various modifications can be made within the scope of the technical idea of the present invention.

As described above, according to the present invention, by applying a shock absorbing sound absorbing material having a structure such that an air layer is formed in an interlayer floor structure such as an apartment or a villa, the shock generated by the finishing mortar layer and the interlayer floor structure is buffered. There is an effect that can significantly reduce the noise.

Another effect of the present invention is to compensate for the uneven smoothness of the finishing mortar layer to prevent the lifting phenomenon of the interlayer floor structure installed on the upper layer to prevent the impact and noise of the floor between the floor and to prevent cracks and breakage of the flooring material It works.

Furthermore, the technology according to the present invention buffers the impact generated between the finishing mortar layer and the interlayer floor structure through the interlayer floor structure using the sound absorbing material for shock absorption to alleviate the shock transmitted to the body through the foot when running or walking indoors. It has the effect of making it possible.

Claims (6)

In the sound-absorbing sound absorbing material to block the shock absorption and inter-floor noise from the top, installed on the upper side of the concrete slab floor, which is the floor of the multi-storey multi-family house such as villas, multi-family houses and apartments, A first sound insulation material which is molded to a predetermined thickness through a crosslinking foaming process and has a plurality of impact sound dispersion grooves of a predetermined depth at equal intervals in front, rear, left and right directions on the upper surface of the flat plate having cushioning, insulating, and soundproofing properties; The lower surfaces of the first sound insulating material are provided opposite to each other, but are molded to a predetermined thickness through a crosslinking foaming process, and thus impact sound dispersion of a predetermined depth at right and left or front and rear at equal intervals on the lower surface of the plate having cushion, insulation, and soundproof characteristics. A second sound insulating material having a plurality of grooves formed therein; And The sound absorbing material for shock absorbing, characterized in that it is positioned between the first sound insulating material and the second sound insulating material is bonded through an adhesive, but the film paper so that the impact sound dispersion grooves of the first sound insulating material and the second sound insulating material are divided up and down. . The impact sound dispersion of the second sound insulation material of claim 1, wherein the film paper has a plurality of ventilation holes formed at a predetermined interval on the position where the impact sound dispersion grooves of the first sound insulation material and the second sound insulation material are formed. Shock absorbing sound insulating material, characterized in that configured to be dispersed in the impact sound dispersion groove of the first sound insulating material forming a lower portion through the ventilation hole in the vertical impact sound is distributed through the groove. The method of claim 2, wherein the impact sound dispersion groove of the first sound insulating material and the second sound insulating material is characterized in that the two rectangular grooves having different depths formed in a stepped configuration, semicircular, triangular and rectangular configuration of one of the configuration Sound absorption material for shock absorption. 4. The method of claim 3, wherein the coupling between the first sound insulation and the second sound insulation is such that the impact sound distribution grooves of the first sound insulation and the second sound insulation are intersected with each other so as to disperse the vertical shock sound in front, rear, left and right directions. Sound absorption material for shock absorption, characterized in that. 4. The method of claim 3, wherein the coupling between the first sound insulation and the second sound insulation material is such that the impact sound distribution grooves of the first sound insulation material and the second sound insulation material are combined in the same direction so as to disperse the vertical shock sound only in the front, rear, or left and right directions. Sound absorption material for shock absorption, characterized in that. The sound absorption material for shock absorption according to any one of claims 1 to 5, wherein the first sound insulation material and the second sound insulation material are made of PE crosslinked foam.

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