KR20020097323A - Soundproofing wall having improved soundproofing structure and thereof establishment method - Google Patents

Abstract

PURPOSE: A soundproofed wall having an improved soundproofing structure is provided to soundproof effectively by reducing the noise transferred to a space between a sound-absorbing part and a sound-insulating part and preventing noise from being transferred to the opposite side of noise sources. CONSTITUTION: The soundproofed wall having an improved soundproofing structure comprises: many columns(142) coupled to the upper part of a support and provided with a fixing part for fixing a case to the column(142) and a sound-insulating part containing a screw hole to form an air layer between a sound-absorbing part(110) and a sound-insulating part to remove noise; a sound absorbing part(110) coupled with the column(142) and provided with a case closed after interposing sound-absorbing materials and many holes to let noise flow in a case and transfer the noise into thermal energy by sound-absorbing materials to be set off; and a cover coupled to the upper part of the column(142).

Description

SOUNDPROOFING WALL HAVING IMPROVED SOUNDPROOFING STRUCTURE AND THEREOF ESTABLISHMENT METHOD}

The present invention relates to a soundproof wall having an improved soundproof structure and a method of installing the same. In particular, the sound absorbing portion and the sound insulating portion are coupled to the outer surface of the column, respectively, so that the space of the thickness of the column is configured to be a noise chamber. Improved sound insulation structure to offset noise and to offset noise transmitted from the space of sound absorbing part and sound absorbing part in the second place, and at the same time to prevent sound transmission from opposite sound source to opposite side of noise source It relates to a soundproof wall having a and a method for installing the same.

In general, sound barriers are installed on roadsides or railroads through noise shielding or sound-absorbing facilities to prevent noise generated by the passage of vehicles or trains from being transmitted to housing estates or school buildings.

In addition, the degree of noise propagation is different by the wavelength of the sound waves, that is, the frequency. In particular, the low frequency sound waves are transmitted farther than each other, causing noise pollution over a wider area. Since the noise caused by the sound waves are transmitted by vibrating the air, the glass windows of the building are severely vibrated in severe cases, and have a tremendous adverse effect on the living environment or the education environment.

Conventionally, in order to block such noise, sound barriers have been installed on roadsides around areas where residential complexes are concentrated, and efforts have been made to increase the efficiency of such sound insulation.

As a result of this effort, the structure of the existing soundproof wall, which simply blocks the noise by installing a plurality of long slit-shaped bars, was developed to provide a soundproof wall having a structure as shown in FIGS. 1A and 1B to provide better sound insulation efficiency. . In such a conventional soundproof wall, the structure generally uses an H-beam as the pillar 11 for installing the sound absorbing plate 12, and both end portions of the sound absorbing plate 12 on the inner side of each of the pillars 11 are provided. After the hook is secured, it is installed to be in close contact with and fixed by using the spring-loaded fixture 14, and the lid 15 is provided on the top of the pillar 11.

However, the conventional soundproof wall having such a structure cannot utilize the area of the sound absorbing plate to the maximum in terms of its structure, and also prevents the noise only by the sound absorbing plate. have.

In addition, the fixture does not come in close contact with the sound absorbing plate due to the vibration generated by the sound wave caused by the sound source, the sound absorbing plate is separated or the sound absorbing plate is released from the fixed position even by external impact, so the problem of noise efficiency sharply drops. have.

In addition, such a soundproof wall is bound to be limited to the material by the coupling structure, the problem of the material is limited to lead to the problem of sound insulation efficiency.

The present invention is to overcome the above-mentioned conventional problems, an object of the present invention is to configure the space of the column thickness to be a noise chamber by coupling the sound absorbing portion and the sound insulating portion to the outer surface of the column, respectively, the noise in the first sound absorbing portion To improve the soundproof structure to offset the noise transmitted from the space of the sound absorbing part and the sound absorbing part secondly, and to block the transmission of noise from the sound absorbing part to the opposite side of the noise source. It is to provide a soundproof wall having and an installation method thereof.

Features of the present invention for achieving the object of the present invention are a plurality of pillars are coupled to the upper portion of the strut, the sound absorbing portion is coupled to the pillar, the cover is coupled to the upper portion, the sound absorbing portion is a rectangular case A sound absorbing material is inserted into and sealed in the case, and a plurality of holes are formed in the front of the case, and a coupling part is formed to extend vertically along both ends in the longitudinal direction of the rear side of the case so as to be folded outward to form a "c" shaped groove. It is configured to be coupled to the front portion of the pillar to block the noise primarily; The rear part of the column is composed of a case consisting of a rectangular frame with one side and both sides opened to prevent the noise passing through the sound absorbing part from the opposite side of the noise source. At the same time, a fixing part for fixing the case to the pillar is formed, and a sound insulating part having a hole for screwing is coupled to the fixing part to form an air layer between the sound absorbing part and the sound insulating part to reduce noise. There is a soundproof wall composed of a structure that can be.

Preferably, the hole formed in the front surface of the sound absorbing portion forms about 75% of the area of the front portion.

And a "c" shaped fixing part is formed, and has a coupling part extending in a shape which is bent at a right angle to the outside at the edge of the opening of the fixing part, and the coupling part is configured such that the lateral width coincides with the interval of the coupling part of the sound absorbing part. The sound absorbing portion may be coupled to the pillar by fasteners having holes formed at both ends of the fixing portion to be screwed to the pillar.

The length of the fastener is preferably formed to the same length as the width of the column. And, to prevent the case of the sound absorbing portion is formed to have a portion extending vertically to both sides at the opening edge of the "C" shape, the extended portion is a reinforcing hole formed with a hole for screwing in the sound absorbing portion It is preferable to reinforce the strength of the case because it is sandwiched and fixed between the formed coupling portion.

It is preferable that the sound insulation is formed at the lower portion of the case divided into both sides by the fixing portion formed in the center portion, and the sound insulation material composed of a soft material is attached to the accommodation portion. And, the sound insulation portion is composed of a case consisting of a frame body that is open at one side and both sides, it is preferable that the sound insulation material composed of a soft material is attached to the receiving portion formed by the case.

The fixing portion is formed in a "c" shape, and the coupling portion extending vertically outward is formed along the open side edge of the fixing portion, and the height at which the coupling portion is formed has a height corresponding to the thickness of the case. It is preferable that the sound insulation unit is coupled to the column by a fastener in which a hole is formed to be screwed to the column.

Another feature of the present invention is to install a plurality of pillars at regular intervals on the upper portion of the support made of concrete, etc., in the soundproof wall installation method is configured by the sound absorbing portion is coupled to the pillar, constant in the longitudinal direction of the pillar on one side of the pillar A “c” shaped fixing portion is formed to maintain the spacing, and has a coupling portion extending in a shape that is bent at right angles to the outside at the opening edge of the fixing portion, and the coupling portion has a side width that matches the spacing of the coupling portions of the sound absorbing portion. A fastener having a hole formed at both ends of the fixing part so as to be screwed to the pillar; At the same time, the sound-absorbing material is sealed in the rectangular case at the fastener, and a plurality of holes are formed in the front of the case, and are vertically extended along both ends in the longitudinal direction of the rear side of the case to be folded outwards to form a "c" -shaped groove. Alternately coupling a sound absorbing portion configured to be formed with a coupling portion configured to be formed; In addition, the other side of the pillar is fixed to the "c" shape to maintain a constant spacing, the coupling portion extending vertically outward along the open side edge of the fixing portion is formed, the height of the coupling portion is formed A fastener having a height corresponding to the thickness and having a hole formed therein so as to be screwed to the column; At the same time, it consists of a case consisting of a rectangular frame with one side and both sides opened, and the center portion of the case is recessed along the longitudinal direction to divide the case into both sides and at the same time a fixing portion for fixing the case to the pillar is formed In the fixing part, there is provided a soundproof wall installation method of alternately coupling the sound insulating part in which a hole for screwing is formed.

Here, the sound insulation portion may be formed in the lower portion of the case divided into both sides by the fixing portion formed in the center portion, the sound insulation material composed of a soft material attached to the receiving portion.

1A is a cross-sectional view showing the internal structure of a conventional soundproof wall,

1B is a front view of a conventional sound barrier,

Figure 2a is a cross-sectional view schematically showing the internal structure of the soundproof wall according to the invention,

2b is a front view of the soundproof wall according to the present invention;

Figure 3a is a perspective view showing the structure of the sound absorbing portion which is one component of the soundproof wall according to the present invention,

3B is a front view of the groove shown in FIG. 3A,

Figure 4 is a perspective view showing the structure of the fastener for coupling the sound absorbing portion shown in Figure 3a to the pillar,

5 is a perspective view showing the structure of the reinforcing tool for reinforcing the strength of the case of the sound absorbing portion shown in FIG.

Figure 6a is a perspective view showing the structure of the sound insulation, which is one component of the soundproof wall according to the invention,

Figure 6b is a perspective view showing another form of the sound insulation shown in Figure 6a,

FIG. 7 is a perspective view illustrating a fastener for coupling the sound insulation unit illustrated in FIGS. 6A and 6B to a pillar.

* Description of the main parts of the drawings *

100 ... soundproof wall 110 ... sound-absorbing part

111,121a, 121b ... Case 112 ... Hole

113,153,173 ... coupling 114 ... sound absorbing material

120,120a, 120b ... sound insulation 122,151,171 ... fixing part

123,152,161,172 ... hole 124a, 124b ... receptacle

125 ... sound insulation 130 ... cover

141 ... Shore 142 ... Pillar

150 170 ... Fastener 160 ... Reinforcement

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

2A and 2B are cross-sectional views and front views respectively showing the schematic structure of the sound insulation wall according to the present invention.

The configuration of the present invention is a plurality of pillars 142 are coupled to the upper portion of the support (141). The pillar 142 generally uses an H-beam, and is coupled between one side of each of the pillars 142 so that both ends of the sound absorbing unit 110 are interposed therebetween, and between the other sides of the pillars 142. It is configured to be coupled so that both ends of the sound insulation 120. The cover 130 is coupled to the upper portion of the pillar 142 in the same manner as the conventional soundproof wall.

The sound absorbing unit 110 is sealed after the sound absorbing material 114 is inserted into the rectangular case 111 as shown in FIGS. 3A and 3B, and a plurality of holes 112 are formed on the front surface of the sound absorbing unit 110. Form. The hole 112 is a hole for introducing noise into the case 111, and the noise is introduced into the case 111 through the hole 112 and converted into thermal energy by the sound absorbing material 114. Offset.

The area of the hole 112 may be formed to form about 75% of the area of the front portion, and as the area of the hole 112 is increased, the structure of the sound absorbing unit 110 is weakened. And / or supplemented by reinforcement 160. And when the length of the sound absorbing portion 110 is coupled to the pillar 142, it is preferable that both edges of the sound absorbing portion 110 is formed in a length that is located at each center of the two pillars 142.

A coupling part 113 is formed on the rear surface of the sound absorbing part 110 to be coupled to the pillar 142 by the fastener 150 described below. The coupling part 113 extends vertically along both ends of the rear side in the longitudinal direction of the sound absorbing part 110 and is configured to be bent toward the outside to form a "c" shaped groove. The gap of the groove is formed to match the width of the coupling portion 153 formed in the fastener 150 described below, it is preferable not to be formed too wide for a stable coupling.

And the fastener 150 for coupling the sound absorbing unit 110 to the pillar is formed similar to the "3" shape as shown in FIG. The fastener 150 is formed in the same length as the length of the sound absorbing portion 110, has a "c" shaped fixing portion 151, bent at a right angle to the outside from the edge of the opening of the fixing portion 151 It has a coupling portion 153 extending in a shape to be dried at a right angle.

The coupling portion 153 has a side width that is configured to coincide with the interval of the coupling portion 113, and holes 152 are formed at both ends of the fixing portion 151 so as to be screwed to the pillar.

As another example, the length of the fastener 150 may be formed to be the same length as the width of the pillar 142. In other words, the sound absorbing unit 110 may be coupled to each of the pillars 142 by coupling the fasteners 150 having a length corresponding to the width of the pillars 142. In this case, the coupling part 113 formed on the sound absorbing part 110 may be formed only on a part of both ends.

In order to prevent the case 111 of the sound absorbing part 110 from being bent, a reinforcing hole 160 as illustrated in FIG. 5 is sandwiched between the coupling parts 113 formed on the sound absorbing part 110. It is possible to improve the strength of the case 111 by fixing with. The structure of the reinforcement 160 is formed to have a portion extending vertically to both sides at the opening edge of the "C" shape, the hole extending portion 161 for screwing is formed in the elongated portion.

The sound insulation portion 120 coupled to the other side of the pillar 142 is formed in a structure as shown in FIGS. 6A and 6B.

That is, it consists of a case (121a) consisting of a right-angled frame with one side and both sides open, while entering the center portion of the case 121a along the longitudinal direction to divide the case (121a) to both sides and A fixing part 122 capable of fixing the case 121a to the pillar 142 is formed, and the fixing part 122 is formed with a hole 123 for screwing.

An accommodating part 124a is formed at a lower part of the case 121a divided into both sides by the fixing part 122 formed at the central part, and the sound insulating material 125 made of soft rubber or the like is attached to the accommodating part 124a. do. The sound insulation material 125 is attenuated by the sound absorbing unit 110 and serves to finally block the second attenuated noise by the air layer passing through the space inside the pillar 142 so as not to be transmitted to the opposite side of the noise source.

In addition, the sound insulation material 125 serves to attenuate the vibration generated by the noise having a low frequency at the same time. In other words, it simultaneously serves to attenuate vibration generated in the case 121a, which is a component of the sound insulation part 120a.

As shown in FIG. 6B, another form of the sound insulation part 120 includes a case 121b formed of a frame body having one side and both sides opened to a receiving portion 124b formed by the case 121b. The sound insulation material 125 having the same material as described above is attached.

The sound insulation portion 120b is formed to match the height of the sound insulation wall 100, and the structure of each of the sound insulation portions 120a and 120b may be modified in design (for example, a shape in which both sides are not opened). It may be.

The sound insulation unit 120 configured as described above is coupled to the pillar 142 by a fastener 170 as shown in FIG. 7.

The fastener 170 has a fixing portion 171 is formed of a "c" shape, the coupling portion 173 is formed to extend vertically outward along the open side edge of the fixing portion 171. The height at which the coupling part 173 is formed has a height corresponding to the thickness of the cases 121a and 121b, and the hole 172 is formed in the fixing part 171 so as to be screwed to the pillar 142.

The soundproof wall 100 having such a configuration is installed as follows.

A plurality of pillars 142 are erected at regular intervals on an upper portion of the support 141 made of concrete, and the fastener 150 to maintain a constant interval in the longitudinal direction of the pillars 142 on one side of the pillar 142. ) Will be combined.

The fastener 150 coupled to the pillar 142 allows one end of the fastener 150 to be positioned at about half the width of one pillar 142, and the other end of the fastener 150 is half the width of the other pillar 142. Are coupled to position. Thereafter, the coupling part 153 of the sound absorbing part 110 is fitted into the coupling part 153 of the fastener 150. The coupling order may be inserted into the sound absorbing unit 110 from the side in the state in which each fastener 150 is coupled to the pillar 142, the method of fastening the fastener 150 and the sound absorbing unit 110 in order Can also be combined.

The other side of the pillar 142 is coupled to the other fasteners 170 at regular intervals, and the sound insulation unit 120 is coupled in the same manner as the coupling of the sound absorbing unit 110. At this time, according to the height of the soundproof wall 100 to match the height of the appropriate sound insulation portion 120 using a low sound insulation portion (120b).

As described above, the sound absorbing portion and the sound insulating portion are respectively coupled to the outer surface of the pillar according to the present invention so that the space of the pillar thickness is configured to be a noise chamber, and the first sound absorbing portion cancels the noise and the second sound absorbing portion and the sound insulating portion. The noise transmitted from the space is canceled, and at the same time, the sound is prevented from being transmitted to the opposite side of the noise source to perform sound insulation more efficiently.

In addition, since the sound absorbing plate is not separated from the fixed position even by vibrations or external shocks generated by sound waves caused by the noise source, it is possible to maintain stable sound insulation efficiency and to form soundproof structures with various designs and materials by the fastening structure. Can be.

What has been described above is only one embodiment for carrying out the present invention, and the present invention is not limited to the above-described embodiment, and the present invention is made without departing from the gist of the present invention as claimed in the following claims. Anyone with ordinary knowledge in this field will have the technical spirit of the present invention to the extent that various modifications can be made.

Claims (10)

In the soundproof wall is composed of a plurality of pillars are coupled to the upper portion of the support, coupled to the sound absorbing portion to the pillar, the cover is coupled to the upper portion, The sound absorbing part is sealed by inserting the sound absorbing material 114 into the rectangular case 111, and a plurality of holes 112 are formed in the front of the case 110, vertical along both ends in the longitudinal direction of the back of the case 111 Is coupled to the front portion of the pillar to be configured to form a coupling portion 113 is formed so as to be formed to be extended to each of the "c" shaped groove to be folded outwardly; In order to prevent the noise passing through the sound absorbing portion to the opposite side of the noise source in the rear portion of the pillar is composed of a case 121a consisting of a rectangular frame having one side and both sides open, the central portion of the case 121a In the recess along the longitudinal direction is formed a fixing part 122 for dividing the case (121a) to both sides and at the same time to secure the case 121a to the pillar 142, the fixing part 122 The sound insulation unit 120 having a hole 123 for screwing is coupled to form an air layer between the sound absorbing unit 110 and the sound insulation unit 120 to reduce noise. Soundproof wall made. The soundproof wall according to claim 1, wherein the area of the hole (112) formed in the front surface of the sound absorbing portion (110) constitutes about 75% of the area of the front surface portion. According to claim 1, the "c" shaped fixing portion 151 is formed, has a coupling portion 153 extending in a shape that is bent at right angles to the outside at the right edge of the opening edge of the fixing portion 151, In addition, the coupling portion 153 is configured such that the width of the side coincides with the interval of the coupling portion 113 of the sound absorbing portion 110, both ends of the fixing portion 151 so that the holes can be coupled to the column with a screw Sound absorbing wall, characterized in that the sound absorbing portion is coupled to the column by a fastener 150 is formed. The soundproof wall according to claim 3, wherein the fastener (150) has a length equal to the width of the column (142). The method of claim 1, wherein the case 111 of the sound absorbing portion 110 is formed to have a portion extending vertically to both sides at the opening edge of the "C" shape, the screw portion is connected to the extended portion Soundproof wall, characterized in that to reinforce the strength of the case 111 because the fixing hole 160 is formed between the reinforcing hole 160 is formed between the coupling portion 113 formed in the sound absorbing portion (110). According to claim 1, The sound insulation portion 120 is a receiving portion 124a is formed in the lower portion of the case 121a divided into both sides by the fixing portion 122 formed in the central portion, the receiving portion 124a Soundproof wall, characterized in that the sound insulating material (125) consisting of a soft material is attached to. According to claim 1 or 6, wherein the sound insulation portion 120 is composed of a case 121b composed of a frame body with one side and both sides opened, the receiving portion 124b formed by the case 121b Sound insulation wall (125) consisting of a soft material is characterized in that attached to be configured. 8. The fixing part 171 according to any one of claims 1 to 6 or 7, wherein the fixing part 171 is formed in a "C" shape and vertically outwardly along an open side edge of the fixing part 171. The coupling portion 173 is formed to extend, and the height at which the coupling portion 173 is formed has a height corresponding to the thickness of the cases 121a and 121b, and the fixing portion 171 has a pillar 142. Soundproof wall, characterized in that the sound insulation portion 120 is coupled to the column by the fastener 170 is formed with a hole to be coupled with a screw. In the soundproof wall installation method comprising a plurality of pillars at regular intervals in the upper portion of the pillar made of concrete, such that the sound absorbing portion is coupled to the pillar, On one side of the pillar 142, a "c" shaped fixing portion 151 is formed to maintain a constant distance in the longitudinal direction of the pillar 142, the right angle to the outside from the edge of the opening of the fixing portion 151 It has a coupling portion 153 extending in a shape that is bent at a right angle to the bending, and the coupling portion 153 is configured so that the side width is equal to the interval of the coupling portion 113 of the sound absorbing portion 110, the fixing portion Coupling fasteners 150 in which holes 152 are formed so as to be coupled to pillars at both ends of 151; At the same time, the fastener 150 is sealed by inserting the sound absorbing material 114 into the rectangular case 111, and a plurality of holes 112 are formed in the front of the case 110, the longitudinal direction of the rear side of the case 111 Alternately engaging sound-absorbing parts configured to form a coupling part 113 extending vertically along both ends and bent outwardly to form a “c” -shaped groove; And, The other side of the pillar 142, the fixing portion 171 is configured in a "c" shape to maintain a constant interval, the coupling portion extending vertically outward along the open side edge of the fixing portion 171 ( 173 is formed, and the height at which the coupling part 173 is formed has a height corresponding to the thickness of the cases 121a and 121b, and the fixing part 171 is provided with a hole to be screwed to the column 142. 172 is coupled to the fastener 170 is formed; At the same time, it consists of a case (121a) consisting of a right-angled frame with one side and both sides open, the center portion of the case (121a) recessed along the longitudinal direction to divide the case 121a to both sides and at the same time A fixing part 122 capable of fixing the 121a to the pillar 142 is formed, and the fixing part 122 alternately couples the sound insulating part 120 in which the hole 123 for screwing is formed. Soundproof wall installation method characterized in that. The method of claim 9, wherein the sound insulation portion is formed in the lower portion of the case 121a divided into both sides by the fixing portion 122 formed in the central portion, the receiving portion 124a is formed, the receiving portion 124a is made of a soft material Soundproof wall installation method characterized in that the configured sound insulation material (125) is attached.