KR20100117297A - A soundproof plate assembly - Google Patents

Abstract

PURPOSE: A prefabricated soundproof plate with a central support is provided to be applied to a soundproof wall with various exteriors without additional upper and lower frames. CONSTITUTION: A prefabricated soundproof plate with a central support comprises an upper frame(110), a lower frame(120), support plates(130), and left and right plates. The upper frame has a first sliding groove. The lower frame faces with the upper frame and has a second sliding groove. The support plates are inserted into the first and second sliding grooves. The left and right plates close the left and right surfaces of the upper and lower frames.

Description

Soundproof plate assembly with center support

The present invention relates to an assembled soundproof plate having a center support, and more particularly, an assembled soundproof plate having a center support for blocking noise caused by a vehicle that is installed in a road or the like and includes a support plate between upper and lower frames. It has a prefabricated structure for inserting sound absorption and sound insulation members on the side of the support plate to facilitate the fabrication and installation of the prefabricated sound insulation board having a central support, and to the assembled soundproof board having a central support that can enable various appearance changes. It is about.

In general, an assembled sound insulation board having a central support is installed at the edge or the center of a road on which a vehicle travels, a railroad or a tunnel in which a railroad is installed, and the noise generated from the driving of a vehicle or a train is transmitted to an adjacent residential neighborhood or school. It is installed to attenuate, suppress or prevent the thing.

1A and 1B are exploded perspective views and side cross-sectional views, respectively, of an assembled sound insulation board having a conventional center support.

As shown in Figure 1a and Figure 1b, the conventional soundproof panel having a central support, has a cross-section bent in the '' 'shape and the soundproof panel 20 on the provided space and the opening of the sound-absorbing member 10 It includes a frame 30 having a coupling piece 31 to be coupled.

Here, the soundproof panel 20 is formed by alternating ridges or depressions in the plate body having a square shape, and a sound absorbing hole in which noise is introduced into the depressions is continuously formed. In addition, the frame 30 is a vertical bent portion is formed so that the sound insulation panel 20 is attached to the upper and lower portions of the opening formed in the front of the plate body having a rectangular cylindrical shape and the upper and lower of the assembled sound insulation board having a central support Horizontal protrusions and horizontal insertion holes for vertical stacking are respectively formed to provide a coupling space of the sound absorbing member 10.

However, as described above, the assembled sound insulation board having a conventional center support has a width or height of about 50 cm, and the vertical bending portion and the sound absorbing member for attaching the sound insulation panel 20 ( 10) has a cross-section bent in a 'c' shape for the space to be combined, so that it is intended to be applied to soundproof walls of various shapes corresponding to curves such as arches, not tunnels or vertical soundproof walls, or the like. In other words, when the width or height of the soundproof wall to be installed on the site should be varied so that its width or height is variable, the frame 30 having the variable width must be manufactured separately, and the material of the frame 30 is made of aluminum or zinc. Since there is a metal material such as the manufacturing cost is increased.

In addition, due to the above problems, after the design of the soundproof wall is completed, the assembly type soundproof board having a central support having the frame 30 corresponding thereto has to be manufactured.

In addition, the conventional soundproof plate having a central support, as described above, in order to have a bent cross-section of the 'c' shape must be performed using a separate bending device because the manufacturing work is very cumbersome and expensive There is a problem.

As such, the assembly of the conventional sound insulation board has a problem that it is difficult to have various design changes of the front and rear surfaces to improve the aesthetic function because it is difficult to have various changes on the front and rear surfaces at a relatively low cost.

In addition, the conventional soundproof plate having a center support has a center support because, when a plurality of the soundproof walls are stacked to form one wall as described above, there is no support member to withstand a separate vertical load or a lateral load therein. Due to the weight of the assembled sound insulation plates, a problem occurs that the frame 30 of the assembled sound insulation board having a central support provided at the lower end thereof is bent or broken.

Accordingly, an object of the present invention is to provide a prefabricated sound insulation board having a central support which can have a prefabricated structure provided with a support plate between the upper and lower frames and the frames to facilitate the manufacture and installation.

In addition, another object of the present invention is to provide an assembled sound insulation board having a central support which is provided between the upper and lower frames to prevent bending or damage due to lamination.

In addition, another object of the present invention is to enable a variable production of the assembled soundproof plate having a central support according to the width or height of the support plate provided between the upper and lower frames to provide a variety of appearance without having to manufacture a separate upper / lower frame It is to provide an assembled sound insulation board having a central support that can be applied to the sound barrier.

To this end, according to the present invention, the upper frame having a first sliding groove for sliding and insertion, the upper frame is opposed to the upper frame, the lower frame for sliding and insertion, the first sliding groove of the upper frame and the lower frame 2 is an assembled sound insulation board having a central support including a support plate slidingly inserted into a sliding groove and coupled to an upper frame and a lower frame, and left and right side plates closing the left and right sides of the upper frame and the lower frame.

On the other hand, the support plate is preferably inserted into the first sliding groove and the second sliding groove, the insertion piece for sliding is formed perpendicular to both side edges in the longitudinal direction of the support plate.

Further, instead of the support plate being slidably inserted into the first sliding groove and the second sliding groove with respect to the upper frame and the lower frame, extensions extending perpendicularly to both longitudinal edges of the support plate are fastened to the upper / lower frame. It is preferred to be joined by means.

In addition, it is preferable that a plurality of air gaps are inserted between the support plate, the upper frame and the lower frame to provide sound insulation or sound absorption.

The support plate is preferably a sound absorbing panel having a plurality of perforations or a sound insulating panel having no perforations.

In addition, the support plate is preferably provided with a rib perpendicular to the outer side of the support plate for preventing bending due to lateral load or vertical load.

In addition, the support plate is preferably formed with a binding flange in contact with the lower surface or the upper surface of the upper frame or lower frame.

In addition, the support plate, instead of a plurality of sliding insert between the upper frame and the lower frame, the insertion piece for coupling the pair or the plurality of support panels to each other and slidingly inserted into the upper frame and the lower frame is terminated at both ends of the support plate. It is preferable to have a structure extending in the direction.

In addition, the sound absorbing / sound insulation block is inserted into the space between the upper frame and the lower frame partitioned by the support plate, and the front / rear plate to close the front and rear sides of the upper frame and the lower frame while surrounding the outer surface of the sound absorbing / sound insulation block It is preferable to further include.

According to the present invention, a support plate is inserted between the upper frame and the lower frame, and sound absorption / sound insulation blocks are inserted at both sides of the support plate, and the left and right side plates and the front / rear sides are respectively formed on the left and right sides and the front and back sides of the upper and lower frames. The back plate can be inserted and assembled to enable the fabrication of a prefabricated sound insulation board with a simple center support.

In addition, the support plate may be manufactured at various heights so that the assembled soundproof board having the center support may be easily applied to soundproof walls having various curves or corresponding shapes, such as arches, not tunnels or vertical soundproof walls. .

In addition, the assembled sound insulation board having a center support by providing a resistance to the lateral load or vertical load to be generated when the assembled sound insulation board having a plurality of central support is vertically stacked by the support plate is inserted between the upper frame and the lower frame. It can prevent bending or breakage.

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

Figure 2 is a perspective view showing an assembled soundproof plate having a central support in accordance with a preferred embodiment of the present invention, Figure 3 and Figure 4 is an exploded perspective view and side cross-sectional view showing an assembled soundproofing plate having a central support of Figure 2, respectively, 5 is a side cross-sectional view showing the operation of the assembled sound insulation board having a central support according to a preferred embodiment of the present invention.

2 to 4, the assembled soundproof plate having a central support according to the preferred embodiment of the present invention, the upper frame 110, lower frame 120, upper frame 110 and lower frame 120 The sound absorbing / sound insulating block 140, the sound absorbing / sound insulating block 140 is inserted into the space between the support plate 130, sliding between the upper frame 110 and the lower frame 120 partitioned by the support plate 130 Wrapping the front and rear plates 150 and the left and right sides of the upper frame 110 and the lower frame 120 to close the front and rear sides of the upper frame 110 and the lower frame 120 while wrapping the outer surface of the. The left and right side plate 160 is included.

The upper frame 110 and the lower frame 120, the sliding grooves 111 and 121 for sliding support plate 130 is formed on the lower surface and the upper surface facing each other, respectively, to facilitate the mutual stacking Concave portions 112 and convex portions 122 are formed on the surface and the lower surface.

Here, the upper frame 110 and the lower frame 120, it is produced by extrusion molding and the like is preferably made of a lightweight non-ferrous metal of a lightweight material or molded synthetic resin material, the width of the assembly having a central support It is good to be made variable by the height or weight of the type sound insulation board.

The support plate 130 is a rectangular synthetic resin or aluminum support panel to withstand the lateral or vertical loads generated between the upper frame 110 and the lower frame 120, and the upper frame (top and bottom respectively) An insertion piece 131 for sliding insertion into the sliding grooves 111 and 121 of the 110 and the lower frame 120 is formed.

On the other hand, the insertion piece 131 of the support plate 130 is inserted into the sliding grooves (111, 121) of the upper frame 110 and the lower frame 120 as described above, the upper and lower frames (110, 120) and the support plate 130 Instead of being coupled, the upper and lower frames 110 by fastening means such as rivets or bolts between the bent portions (or flange portions welded and joined) formed on both side edge portions of the support plate 13 and the upper and lower frames 110 and 120. 120 and the support plate 130 may be combined.

In addition, the support plate 130 is preferably provided with a plurality of air layers in the space between the support plate 130, it may be provided as a sound absorbing panel having a plurality of perforations or sound-proof panels without perforations according to the soundproofing purpose. .

In addition, the height of the support plate 130 generally has a length of about 250 mm or 500 mm, but it can be made variable to correspond to the design structure of the soundproof wall to which the assembled soundproof plate having a central support.

Here, the sound absorbing panel has a sound absorbing effect due to resonance phenomena through a plurality of perforated structures, and the air layer performs a function of absorbing noise generated from the outside to improve sound absorbing power.

In addition, the support plate 130 is preferably provided with a rib 132 for reinforcement between the upper portion and the lower insert portion 131 to prevent the support plate 130 from bending by the lateral load or vertical load.

In addition, the support plate 130 is further formed with a binding flange 133 in contact with the lower surface or the upper surface of the upper frame 110 or lower frame 120 on one side of the insertion piece 131, the upper frame ( 110, or a bolting member p is installed on the binding flange 133 from the outside of the lower frame 120 so that the support plate 130 is lateral or vertically loaded due to the vertical stacking of the assembled soundproof board having a central support. It can prevent bending.

In addition, the support plate 130, instead of being inserted into a plurality of sliding between the upper frame 110 and the lower frame 120, the insertion piece 131 formed in a pair or a plurality of support panels are integrally connected to each other By having a structure, the durability and resistance to lateral load or vertical load may be improved.

Sound absorption / sound insulation block 140 is a rectangular sound-absorbing or sound-absorbing member inserted between the upper frame 110 and the lower frame 120 partitioned by the support plate 130, glass wool or polyester-based according to the sound insulation purpose A porous sound absorbing block of dense or a closed cell of high density may be provided as a foamed sound insulating block.

Here, the sound absorbing block preferably has a sound absorbing effect due to resonance phenomenon through a plurality of porous structures.

The front / rear plate 150 is a panel made of metal or synthetic resin material that closes the front and rear sides of the upper frame 110 and the lower frame 120 while covering the outer surface of the sound absorption / sound insulation block 140. The 151 and the ridge 152 may be alternately formed to produce patterns of various shapes, and a plurality of perforations and patterns may be designed as needed to improve aesthetics around the road.

Here, in order for the front and rear plates 150 to close the front and rear sides of the upper frame 110 and the lower frame 120, the front and rear plates 150 are disposed on the upper frame 110 and the lower frame 120. An insertion groove (not shown) for insertion is preferably formed so that the front / rear plate 150 is slidably inserted into the insertion groove (not shown).

The left / right side plate 160 is a panel made of metal or synthetic resin that closes the left and right sides of the upper frame 110 and the lower frame 120, and is disposed on the lower portion of the upper frame 110 and the upper portion of the lower frame 120. The sliding insert is stably fixed to the left and right sides of the upper frame 110 and the lower frame 120 to provide resistance to lateral loads or vertical loads.

Here, in order to fix the left and right side plates 160 to the left and right side surfaces of the upper frame 110 and the lower frame 120, the left and right side plates 160 are disposed on the upper frame 110 and the lower frame 120. An insertion groove (not shown) for insertion is preferably formed so that the left / right side plate 160 is slidably inserted into the insertion groove (not shown).

Hereinafter, the assembly process and the effect of the assembled soundproof plate having a central support according to the preferred embodiment of the present invention will be described.

First, the insertion piece 131 of the support plate 130 is slidingly inserted into the sliding grooves 111 and 121 of the upper frame 110 and the lower frame 120.

Thereafter, the sound absorption / sound insulation block 140 is inserted into the space between the upper frame 110 and the lower frame 120 partitioned by the support plate 130 according to the sound insulation purpose.

Thereafter, the front and rear plates 150 are slidably inserted into the opposing surfaces of the upper frame 110 and the lower frame 120 to surround the outer surface of the sound absorbing / sound insulating block 140, and the upper frame 110 and the lower frame. At the same time closing the front and rear side of the 120, through the recess 151 and the ridge 152 or patterns of various shapes alternately formed on the outer surface to improve the aesthetics around the road. In this case, the upper and lower frames 110 and 120 and the support plate 130 are not coupled to each other by the sliding insertion structure, and the bent portion of the support plate 130 is vertically bent (or welded to the both edges of the support plate by welding). Coupled flange portion) may be coupled to the upper and lower frames 110 and 120 by a fastening means.

Thereafter, the left and right side plates 160 are inserted into the lower part of the upper frame 110 and the lower frame 120 to close the left and right sides of the upper frame 110 and the lower frame 120 and at the same time, the upper part. The front and rear sides of the frame 110 and the lower frame 120 are stably fixed to provide resistance to lateral loads or vertical loads.

Subsequently, when a plurality of assembled sound insulation boards having the center support are stacked in the installation space of the soundproof wall to be installed on the road, the other one of the recesses 112 of the assembled sound insulation board upper frame 110 having any one of the central supporters The convex portion 122 of the assembled soundproof board lower frame 120 having a central support is engaged to allow the installation of a solid soundproof wall.

Therefore, according to the assembled soundproof plate having the center support structure configured as described above, the noise generated in the vehicle or the like from the road is a state in which the amplitude of the frequency is reduced by the front and rear plates 150 of the assembled soundproof plate having the center support. Again, the frequency of the noise passing through the sound absorption / sound blocking block 140 and the sound absorbing member have different phases and the frequencies of the reflected noise are mutually dissipated and the amplitude of the vibration is reduced, thereby reducing the size of the noise.

In other words, as shown in FIG. 5, for example, a sound absorbing / sound insulating block 140 provided between the upper frame 110 and the lower frame 120 may have a left side and a right side of the pair of support plates 130. When the sound insulation member is provided with a dense material and a small air layer is formed in the space between the pair of support plates 130 as compared with the sound insulation member, the noise N1 generated from the road is a dense material having a large refractive index. While passing through the sound-absorbing member, the noise is changed to noise (N2) in a state where the amplitude becomes small, and passes through the air layer of a small refractive index material. At this time, the noise transmitted from the road side of the relatively small refractive index material ( N1) causes an interference with noise (N1) on the side of the road that is continuously transmitted and reflected by noise (N3) whose phase is reversed by the sound insulating member of dense material, thereby subtracting the magnitude of the noise. In addition, the noise (N2) is passed through the air layer of the small refractive index is a small material is changed to the noise (N4) in the state that the amplitude is reduced while passing through the sound insulating material of a relatively large refractive index, The noise N2 transmitted from the air layer of a relatively small refractive index is reflected by the noise N5 of which the phase is reversed by the sound insulating material of the dense material, and the noise N2 of the air layer continuously transmitted and disappeared. Interfere to reduce the noise level.

In addition, according to the assembled soundproof plate having a center support structure configured as described above, the support plate 130 is inserted between the upper frame 110 and the lower frame 120 and the sound absorbing / sound insulating block 140 on the side of the support plate 130. ) Is inserted and the front and rear plates 150 and the left and right side plates 160 are inserted into the front, rear, left and right sides of the upper frame 110 and the lower frame 120, respectively. Production of a sound insulation board can be made possible.

In addition, according to the assembled soundproof plate having a central support configured as described above, the assembled soundproof plate having the center support is a soundproof wall having a curved shape or the like, such as an arch, not a tunnel or a soundproof wall in a vertical state. In the case where it is to be applied, that is, the width or height should be varied so as to correspond to the angle of the curve of the soundproof wall to be installed in the field, various heights of the support plate 130, for example, about 250 mm or 500 mm of the soundproof wall It is possible to manufacture an assembled soundproof plate having a central support so as to correspond to the angle of the curve, thereby making it easier to install the soundproof wall.

In addition, according to the assembled soundproof plate having the center support structure configured as described above, the assembled soundproof plate having a plurality of center support is vertically stacked by the support plate 130 is inserted between the upper frame 110 and the lower frame 120. When provided, it is possible to prevent resistance to lateral loads or vertical loads to be generated, thereby preventing the assembled sound insulation board having a central support from being bent or broken.

Although the present invention has been described with reference to the specific embodiments, various modifications may be made without departing from the scope of the present invention. Thus, the scope of the invention should not be defined by the described embodiments, but should be defined by the equivalents of the claims and claims.

For example, as shown in Figures 6a to 6d showing various side cross-sectional views of an assembled soundproof plate having a central support according to a variant of the preferred embodiment of the present invention, the assembled soundproof plate having a central support according to the present invention is For each sliding groove of the upper frame and the lower frame it will be obvious that the insertion piece of the support plate can be coupled in various sliding. At this time, it is obvious that the cross-sectional shape of the support plate may have a structure as shown in Figs. 6A to 6D as necessary.

1A and 1B are exploded perspective and side cross-sectional views, respectively, of an assembled sound insulation board having a conventional center support;

2 is a perspective view showing an assembled sound insulation board having a central support according to a preferred embodiment of the present invention;

3 and 4 are exploded perspective and side cross-sectional views, respectively, of an assembled sound insulation board having a central support of FIG. 2;

Figure 5 is a side cross-sectional view showing the action of the assembled soundproof plate having a central support in accordance with a preferred embodiment of the present invention. And

6A to 6D are side cross-sectional views of the assembled sound insulation board having a central support according to a modification of the preferred embodiment of the present invention.

Claims (9)

An upper frame 110 having a first sliding groove 111 for sliding and being inserted; A lower frame 120 opposed to the upper frame 110 and slidingly inserted; The support plate 130 slidingly inserted into the first sliding groove 111 of the upper frame 110 and the second sliding groove 121 of the lower frame 120 to be coupled to the upper frame 110 and the lower frame 120. ; And Assembled sound insulation board having a central support, characterized in that it comprises a left / right side plate 160 for closing the left and right sides of the upper frame 110 and the lower frame 120. According to claim 1, The support plate 130 is inserted into the first sliding groove 111 and the second sliding groove 121, the insertion piece 131 for sliding in both sides of the longitudinal direction of the support plate 130. Assembled sound insulation board having a central support, characterized in that formed vertically. According to claim 1, The support plate 130 is slidingly inserted into the first sliding groove 111 and the second sliding groove 121 with respect to the upper frame 110 and the lower frame 120, instead of the support plate ( An extension part perpendicular to the longitudinal both sides of the 130 is assembled soundproof plate having a central support, characterized in that coupled by the fastening means with respect to the upper and lower frames (110, 120). The method of claim 1, wherein the support plate 130, a plurality of interposed between the upper frame 110 and the lower frame 120 is assembled sound insulation board having a central support, characterized in that to provide an air layer for sound insulation or sound absorption. The soundproof panel of claim 1, wherein the support plate (130) is a sound absorbing panel having a plurality of perforations or a sound insulating panel having no perforations. The method of claim 1, wherein the support plate 130 is assembled soundproof plate having a central support, characterized in that the ribs 132 for preventing bending due to lateral load or vertical load is provided perpendicular to the outside of the support plate (130). The method of claim 1, wherein the support plate 130 is assembled with a central support, characterized in that the binding flange 133 is further formed in contact with the lower or upper surface of the upper frame 110 or lower frame 120. Soundproof plate. According to claim 4, The support plate 130, instead of the plurality of sliding insert between the upper frame 110 and the lower frame 120, couples the pair or the plurality of support panels to each other and the upper frame 110 and An integrated soundproof plate having a central support, characterized in that the insertion piece 131 for sliding insertion into the lower frame 120 has a structure extending in the longitudinal direction at both ends of the support plate 130. According to claim 1, Sound absorption / sound insulation block 140 is inserted into the space between the upper frame 110 and the lower frame 120 partitioned by the support plate 130; Assembly with a central support, characterized in that it further comprises a front / back plate 150 for closing the front and rear sides of the upper frame 110 and the lower frame 120 while covering the outer surface of the sound absorption / sound insulation block 140. Type sound insulation board.

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