KR100536826B1 - Soundproofing wall of soundproofed wall apparatus for construction - Google Patents

Abstract

The present invention relates to a soundproof wall of a temporary soundproof wall, comprising: female and male docking parts 52 and 54 extending in a longitudinal direction at both ends thereof; A locking portion 56 which is integrally formed on the side surfaces of the docking portions 52 and 54 so that the holder portion CH of the clamp C is fixed to the horizontal steel pipe 14 of the scaffold 10 installed on the ground. ; And a plurality of extruded plastic outer panels (50) consisting of; a reinforcing protrusion (58) for reinforcing longitudinal stiffness integrally formed to be integrally spaced apart from the locking portion (56) at a predetermined interval. Since the two outer panels 50 are connected to each other by the docking units 52 and 54 continuously and connected in series, it is possible to omit accessory parts such as channels used in the related art and thus reduce manufacturing costs. In addition, workability and construction time can be improved. In addition, it is possible to provide a soundproof wall for a temporary soundproof wall having a clean and beautiful appearance.

Description

SOUNDPROOFING WALL OF SOUNDPROOFED WALL APPARATUS FOR CONSTRUCTION}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a soundproof wall of a temporary soundproof wall that is easy to install and dismantle.

In general, a construction-type temporary soundproof wall is installed along the periphery to block the noise while shielding the interior.

An example of such a temporary soundproofing wall is the Republic of Korea Utility Model Registration No. 275007 (hereinafter referred to as "prior art"), such a prior art is inclined steel pipe fixed to the underground anchor (A) as shown in FIG. A scaffold 10 composed of vertical and horizontal steel pipes 12 and 14 supported by 16; An H-beam shaped channel 30 fixed at equal intervals along the horizontal steel pipe 14 of the scaffold 10; It includes; the soundproof wall body 40 fitted to the side of the channel (30).

At this time, the steel pipes (12, 14, 16) of the scaffold 10 are bound to each other by a double coupler 20 as shown to be integral with each other.

In addition, the channel 30 has a '∪' shaped holder portion 22a formed in an orthogonal state as shown in FIG. 2 so as to be fixed to the horizontal steel pipe 14 of the scaffold 10. The rear part is fixed to the holder part 22a of the clamp 22 surrounding the clamp.

However, such a prior art requires a plurality of the channels 30 to be fixed to the soundproof wall 40, so that it takes not only an excessive amount of temporary equipment and construction time, but also the channel 30 of the soundproof wall 40. There is a problem that the installation process for spaced distances corresponding to the width is very difficult and cumbersome.

In addition, when the sound insulation wall 40 is inserted into the channel 30, a portion of the sound insulation wall 40 is damaged by sliding friction with the holder portion 22a of the clamp 22, as shown in FIG. There is also a problem.

The present invention has been made to solve the conventional problems as described above, and is connected to the holder portion of the clamp while being continuously connected without being spaced apart from each other, it is possible to omit the accessory parts, such as a conventional channel, and the It is an object of the present invention to provide a soundproof wall for a temporary soundproof wall that can isolate both ends of the holder to prevent sliding friction.

Such a soundproof wall body for a temporary soundproof wall according to the present invention is a soundproof wall body of a temporary soundproof wall fixed and supported by a horizontal steel pipe of a rear side scaffold by a clamp, which is continuous to the front of the scaffold to shield the front of the scaffold. And a female and male docking unit which are formed in the same body by extrusion molding, and are formed to extend along the lengthwise direction at both ends so as to bind to each other in a standing state; A catching portion protruding from a side of the docking portion so that both ends of the holder portion of the clamp are caught outside the docking portion; Both sides of the docking part are formed to protrude while being spaced apart from the latching part at predetermined intervals so as to form a holder inserting groove into which the holder part of the clamp is inserted at the side of the locking part, and is formed in the longitudinal direction to reinforce longitudinal rigidity. It is characterized in that consisting of a plurality of plastic material outer panel consisting of a reinforcing projection.

The present invention, as the plurality of outer panels are connected to each other in series by the docking unit connected to each other in series, so that it is possible to omit the accessory parts, such as the channel used in the prior art not only to reduce the manufacturing cost but also the construction and Construction time can be improved.

In addition, it is possible to provide a neat and beautiful appearance as the accessory parts such as the conventional channel is omitted.

In addition, since the holder portion of the clamp is isolated from the holder insertion groove, the soundproof member installed on the outer panel may be prevented from being damaged while being rubbed on the holder portion of the clamp.

Hereinafter, with reference to the accompanying drawings illustrating a soundproof wall for a temporary soundproofing wall according to an embodiment of the present invention, Figure 3 is a perspective view of a temporary soundproofing wall is installed, the soundproof wall according to an embodiment of the present invention, Figure 4 is an exploded perspective view illustrating the soundproof wall shown in FIG. 3, and FIG. 5 is an enlarged cross-sectional view of the main portion of FIG. 4.

At this time, Figure 5 is an enlarged cross-sectional view showing the main portion shown in the circle of FIG.

As shown in FIG. 3, the soundproof wall body S according to the embodiment of the present invention is constructed so as to shield the front of the scaffold 10 installed on the ground, and is continuously installed in front of the scaffold 10. .

In addition, the soundproof wall (S) is fixed integrally as the '∪' shaped holder portion (CH) in an orthogonal state at the top and bottom, as shown, wraps around the horizontal steel pipe (14) of the scaffold (10) It is connected to the scaffold 10 by a clamp (C) formed to.

At this time, the sound insulation wall (S) is connected to the horizontal steel pipe 14 of the scaffold 10 by being gripped by the holder portion (CH) of the clamp (C) as shown.

That is, the clamp C surrounds the horizontal steel pipe 14 and simultaneously connects the soundproof wall S to the scaffold 10 by holding the soundproof wall S with the holder portion CH.

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At this time, the soundproof wall (S) is composed of a plurality of outer panel 50 for sound insulation, as shown in Figure 3. The outer panel 50 as a plastic is manufactured in the same body by extrusion molding As the plate, docking portions 52 and 54 which are coupled to each other so as to be coupled to each other while being continuously standing in front of the scaffold 10 as shown in an enlarged view of FIG. 3 are formed at both ends facing each other.

At this time, the docking parts 52 and 54 are integrally protruded along the lengthwise direction at one end of the outer panel 50 as shown in enlargement so as to be engaged with each other while being engaged with each other. An integrally formed female docking portion 52 and a protruding portion integrally formed at the other end of the outer panel 50 along the longitudinal direction and mating with the recessed portion of the female docking portion 52 on the side surface are provided. It consists of a male docking portion 54 integrally formed.

That is, the plurality of outer panels 50 are coupled to each other as the recessed portions and convex portions of the female and male docking portions 52 and 54 are matched as shown in FIG. 5.

In addition, the outer panel 50 is fastened to the sides of the docking portions 52 and 54 so that both ends of the holder portion CH of the clamp C are fixed as shown in FIG. 5. 3 is integrally projected as shown in enlargement in FIG. 3.

That is, the locking portion 56 is a protrusion projecting toward the end side of the docking portions 52 and 54 as shown.

As shown in FIG. 5, the locking portions 56 have angled edges at both front sides thereof so that both ends of the holder portion CH of the clamp C are caught in front.

At this time, the holder portion (CH) is as shown in Figure 4 when the outer panel 50 is erected both ends are caught by the engaging portion 56 as shown in Figure 5, respectively, the holder portion ( Both ends of CH) are caught in front of the locking portion 56 by the elastic force.

That is, both ends of the holder portion (CH) is caught by the elasticity and is caught in front of the locking portion 56 when the elastic restoration again.

In addition, the outer panel 50 has a reinforcement projection 58 as shown in Figures 3 and 5 is formed long in the longitudinal direction so that the longitudinal rigidity is reinforced.

That is, the reinforcement projections 58 are formed at both end sides of the outer panel 50 so as to give rigidity to both end sides of the outer panel 50 so that both ends of the outer panel 50 are bent by stiffness weakening. To prevent or fold.

At this time, the reinforcement protrusion 58 is formed such that the holder insertion groove (G1) is inserted into both ends of the holder portion (CH) of the clamp 20 on the side of the locking portion 56 as shown in FIG. As shown enlarged in FIG. 3, the locking unit 56 is spaced apart from the locking unit 56 at a predetermined interval.

That is, the reinforcement protrusion 58 is formed to be long in the longitudinal direction while being spaced apart from the locking portion 56 at a predetermined interval.

As shown in FIG. 5, the reinforcement protrusion 58 shields the side of the holder portion CH to isolate both ends of the holder portion CH from the inside of the holder insertion groove G1.

That is, both ends of the holder portion CH are inserted into and isolated from the holder insertion groove G1 formed by the reinforcement protrusion 58.

On the other hand, the outer panel 50 may be composed of a plastic plate filled with an inside having a predetermined thickness, but rather enlarged in FIG. 3 so that a hollow (H) is formed therein to reduce noise while reducing its own weight. As described above, the front and rear plates 50a and 50b spaced apart from the front and rear; Both side plates 50c formed in the same body on both sides of the front and back plates 50a and 50b; The front and rear plates 50a and 50b having the both side plates 50c are formed in the same body along the longitudinal direction, and are formed in the same while being spaced apart along the width of the front and rear plates 50a and 50b. It is preferable to constitute an extruded plastic sheet consisting of two ribs (50d).

At this time, the front and rear plates (50a, 50b), the both side plates (50c) and the ribs (50d) is formed as shown by extrusion molding.

In addition, the hollow H is divided as shown by the plurality of ribs 50d, and is formed long in the longitudinal direction of the front and rear plates 50a and 50b.

Since the hollow (H) provides an air layer inside the outer panel 50, not only reduces the weight of the outer panel 50, but also attenuates noise transmitted to the outer panel 50.

At this time, the rib 50d reinforces the rigidity of the front and rear plates 50a and 50b while supporting the front and rear plates 50a and 50b weakened by the hollow H.

In other words, the front and rear plates 50a and 50b are supported by the ribs 50d to strengthen each other.

The hollow (H) is the docking portion (52, 54) and the engaging portion 56 as shown in enlarged in Figure 3 to further reduce the weight and the noise transmitted to the outer panel 50 more And the reinforcement protrusion 58.

In this case, the docking parts 52 and 54, the locking part 56, and the hollows H of the reinforcing protrusions 58 are enlarged as shown in the drawing, and the docking parts 52 and 54 are connected to each other. A rib 50d as shown is formed between the hollow portion H to reinforce the rigidity of the locking portion 56 and the reinforcement protrusion 58.

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Referring to Figures 3 to 5 attached to the installation method and the effect of the soundproof wall (S) according to an embodiment of the present invention configured as described above are as follows.

First, as shown in FIG. 4, the pair of outer panels 50 are continuously disposed along the horizontal steel pipe 14 of the scaffold 10 so that the front of the scaffold 10 installed on the ground is shielded.

That is, the two outer panels 50 are arranged side by side in series.

At this time, the pair of the outer panel 50 to the scaffold 10 while engaging the female and male docking units 52, 54 as shown in FIG. ) Is placed upright on the horizontal steel pipe (14).

As described above, after the pair of outer panels 50 are continuously disposed in a state in which they are coupled to each other, the clamp C is bent at a right angle to grip the outer panel 20 while being integral with the horizontal steel pipe 14. One end of the holder portion (CH) of the clamp (C) has been hung in front of one side of the locking portion 56 of the outer panel 50 to press the rear of the clamp (C).

At this time, the other end of the holder portion (CH) of the bent clamp (C) is caught on both sides of the locking portion 56 after sliding the side surface of the locking portion 56 while opening to both sides by the pressing force.

That is, one end and the other end of the holder portion (CH) is fixed by being caught in front of both sides of the locking portion 56 as shown enlarged.

As described above, the pair of outer panels 50, which are coupled to each other as both ends of the holder portion CH are engaged with the locking portion 56, maintains a tightly coupled state.

At this time, the clamp (C) wraps the horizontal steel pipe 14 of the scaffold 10 as shown enlarged.

That is, the clamp C is fixed to the outer panel 50 fixed to the holder portion (CH) by connecting to the horizontal steel pipe (14).

The pair of the outer panel 50 by the clamp (C) as described above is connected to the horizontal steel pipe 14 integrally while maintaining the state in which both ends are coupled to each other by the holder portion (CH).

As described above, the pair of outer panels 50 are connected to each other in front of the scaffold 10 by the clamp C, and then the other outer panels 50 which are prepared separately as shown in the above-described method. Install continuously.

That is, another outer panel 50 prepared separately from the pair of outer panels 50 fixed by the holder portion CH of the clamp C is bound through the docking portions 52 and 54. Then, the outer panel 50 is continuously installed in the scaffold 10 in a direct connection state by holding and fixing the outer panel 50 which is bound by using the clamp C prepared separately.

At this time, the clamp (C) can be fastened by passing through the bolt (B) for pressing the horizontal steel pipe 14 of the clamped scaffold 10 as shown in FIG.

The bolt B presses the horizontal steel pipe 14 as shown enlarged while penetrating the clamp C in a fastened state.

At this time, the horizontal steel pipe 14 is rigidly supported while pressing the back surface of the outer panel 50 by the pressing force of the bolt (B).

That is, the outer panel 50 is firmly supported by the horizontal steel pipe 14, the installation is completed.

The sound barrier wall (S) as described above, the outer panel 50 not only shields the front of the scaffold 10, but also blocks the noise, and attenuates the noise through the air layer of the hollow (H) formed therein Let's do it.

That is, the noise is not only reflected by the outer panel 50 but also extinguished by the air layer formed in the hollow H of the outer panel 50.

In addition, since the weight of the outer panel 50 is reduced by the hollow H, the soundproof wall S may be easily transported and installed as well as dismantled.

That is, the outer panel 50 can be easily installed and dismantled the temporary soundproof wall as the weight (H) is reduced by the hollow (H).

In particular, since the outer panel 50 is directly connected by the docking parts 52 and 54, the soundproof wall S may not only omit accessory parts, such as a conventional channel, but also neat and beautiful by omission of accessory parts. Provide appearance.

That is, the soundproof wall S is omitted because the accessory parts are clean and beautiful.

On the other hand, the soundproof wall (S) may be configured to further include a sound-absorbing soundproof member 60 as shown in Figure 4 to enable sound absorption as well as sound insulation.

The soundproof member 60 is a sound absorbing material 62 for absorbing the noise in close contact with the outer panel 50 as shown in Figure 4 so that the noise transmitted to the outer panel 50 is absorbed; A plurality of noise inlet holes 64a in close contact with the rear surface of the sound absorbing material 62 and a plurality of bulging protrusions 64b formed in the transverse direction to reflect the noise while reinforcing the transverse stiffness are in the longitudinal direction. It includes; a sound absorbing plate 64 made of the same material as the vacuum-forming plastic spaced apart along the.

That is, the noise is introduced into the noise inlet hole 64a of the sound absorbing plate 64 and then absorbed by the sound absorbing material 62.

At this time, the bulge projection 64b of the sound absorbing plate 64 reflects the noise transmitted by being protruded to the outside of the sound absorbing plate 64 as shown.

That is, noise that does not flow into the noise inflow hole 64a is reflected by the bulge projection 64b.

Such bulge projection (64b) is formed at equal intervals along the longitudinal direction of the sound absorbing plate 64, as shown to evenly reinforce the lateral rigidity of the sound absorbing plate (64).

In addition, the bulge projection (64b) is formed in a semi-circular shape as shown to easily reflect the noise.

In addition, the bulge projection (64b) is formed in a large and small thickness as shown so as to support the lateral rigidity of the sound absorbing plate 64 while the noise inlet hole (64a) is formed more in the sound absorbing plate (64). .

At this time, the bulging projections 64b having a thick thickness are formed at equal intervals and are sparsely spaced as shown, and the bulging projections 64b having a thin thickness are arranged between the bulging projections 64b having a large thickness as shown. The plurality of noise inflow holes 64a are formed at equal intervals in the lateral direction between the thick and thin bulging protrusions 64b as shown in the figure.

On the other hand, the outer panel 50 of the soundproof wall (S) is formed with a receiving groove (G2) as shown in Figure 4 so that the soundproof member 60 is accommodated.

In order to form the receiving groove G2, the reinforcement protrusions 58 formed on both sides of the outer panel 50 as shown in FIGS. 4 and 5 when extrusion of the outer panel 50 is performed. It should be bent by 'b'.

At this time, the reinforcing protrusions 58 formed on both sides of the outer panel 50 form the receiving grooves G2 while facing the bent ends as shown in FIG. 4.

That is, the receiving groove (G2) is formed by facing the end bent the reinforcing projections 58 formed on both sides of the outer panel 50 as shown in FIG.

In addition, the protruding length L of the reinforcing protrusion 58 is formed to be the same as the protruding length of the docking portions 52 and 54 formed on the outer panel 50 as shown in FIG. 3.

The reason for forming the protruding length L of the reinforcing protrusion 58 to be the same as the protruding length of the docking parts 52 and 54 is that the horizontal steel pipe of the scaffold 10 is enlarged in FIG. 5. When the 14 is pressed by the bolt B as described above, the reinforcing protrusion 58 is pressed against the horizontal steel pipe 14 together with the docking parts 52 and 54 while the horizontal steel pipe 14 is pressed. This is to be supported by.

That is, the reinforcement projections 58 and the docking portions 52 and 54 are supported while being simultaneously pressed against the horizontal steel pipe 14 as shown in FIG. 5.

On the other hand, the sound absorbing material 62 and the sound absorbing plate 64 of the soundproof member 60 is sequentially inserted into the receiving groove (G2) as shown in FIG.

The soundproof member 60 is inserted into the receiving groove G2 of the outer panel 50, and then passes through the reinforcement protrusion 58 of the outer panel 50, as shown in FIG. 5. It is fixed to the reinforcement projection 58 by a fixing member such as (SC).

That is, the screw SC fixes the soundproof member 60 to the reinforcement protrusion 58 to integrate the soundproof member 60 and the outer panel 50.

At this time, the bent end of the reinforcing protrusion 58 through which the screw SC is preferably formed a recess 58a as shown in FIG. 5 to facilitate the passage of the screw SC. .

That is, the concave portion 58a reduces the thickness of the through portion of the reinforcing protrusion 58 through which the screw SC penetrates to facilitate the screw SC.

As described above, the soundproof wall body S further including the soundproofing member 60 includes the accommodating groove of the outer panel 50 before the aforementioned outer panel 50 is erected on the scaffold 10. Insert the soundproof member 60 in (G2) and fix it with the screw (SC).

That is, the outer panel 50 is mounted on the scaffold 10 after the soundproof member 60 is fixed and fixed to the horizontal steel pipe 14 by the clamp C described above.

At this time, the soundproof member 60 is inserted into the receiving groove G2 formed by the reinforcing protrusion 58, so that the soundproof member 60 is not rubbed with the holder portion CH of the clamp C. Is inserted.

In addition, the screw (SC) is the outer panel 50 is formed of a plastic material, and as the concave portion (58a) is formed in the reinforcement projections 58 easily penetrates the reinforcement projections (58) It is fastened to the soundproof member (60).

The soundproof wall S as described above, the outer panel 50 to the noise, and the soundproof member 60 absorbs the noise so that the noise almost completely extinguishes. On the other hand, the soundproof wall ( S) is an upper end or a lower end of the docking parts 52 and 54 coupled to each other as shown in FIG. 4 so as to maintain the bounding state of the outer panel 50 bound by the docking parts 52 and 54. The fitting hole 70 for pressing both sides of the docking portion 52, 54 while restraining the docking portion (52, 54) is inserted into the interference fitting. ) Is only shown to be fitted to the upper end of the docking portion (52, 54), it is not shown because the fitting to the lower end can be replaced by a drawing fitted to the upper end. As shown in FIG. 4, parallel to both sides is formed to inhibit the docking units 52 and 54. Both side portions (72) for supporting both sides of the docking portion (52, 54) in accordance with the fitting; It is formed in the end portion of the both side portion 72 is connected to the both side portion 72, the both side portion 72 supports both sides of the docking portion 52, 54, the docking portion 52, And a connecting portion 74 surrounding the end of 54. That is, the fitting 70 is forcibly fitted to the docking portions 52 and 54 of the outer panel 20 as shown. Accordingly, both side portions 72 of the fitting hole 70 support both sides of the docking portions 52 and 54, and the connection portion 74 surrounds the end portions of the docking portions 52 and 54. The fitting hole 70 is formed in a '∩' shape as shown by the both side portion 72 and the connecting portion 74, the outer panel to wrap while supporting the docking (52, 54) ( After the docking portions 52 and 54 of the 20 are engaged, the docking portions 52 and 54 are fitted to the docking portions 52 and 54. As described above, the plurality of outer panels 20 to which the fitting holes 70 are fitted may include the fitting holes ( Since the 70 supports both sides of the docking portions 52 and 54, the bound state can be continuously maintained. In addition, the outer panel 20 which is bound to each other has the fitting hole 70 at the docking portion 52. The upper and lower ends of the two ends coupled to each other are not opened so that the upper and lower ends of the plurality of outer panels 20 are coupled to each other by the docking units 52 and 54. The upper end and the lower end of both ends are not opened by the fitting holes 70. As such, the upper end and the lower end are not opened, and thus the plurality of outer panels 20 can maintain the binding force of the upper end and the lower end.

As the soundproof wall for the temporary soundproof wall according to the present invention as described above, a plurality of outer panels are connected to each other in series in a continuous state, it is possible to omit the accessory parts such as the channel used in the prior art to reduce the manufacturing cost In addition, there is an effect that can improve the workability and construction time.

In addition, as the accessory parts such as the conventional channel are omitted, there is an effect of providing a clean and beautiful appearance.

In addition, since the holder portion of the clamp is isolated from the holder insertion groove, there is an effect that the soundproof member installed on the outer panel can be prevented from being damaged while rubbing against the holder portion of the clamp.

In addition, when a hollow is formed in the outer panel, the outer panel can be easily transported, so that the installation and dismantling time of the temporary soundproof wall can be shortened. In addition, when the fitting holes are inserted into the upper and lower ends of the docking portions of the outer panels that are bound to each other, the upper and lower portions of the outer panels that are bound to each other can be prevented from spreading. In addition, there is an effect that can prevent the weakening of the binding force of the upper and lower ends of both ends of the outer panel in which the fitting holes are bound to each other.

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1 is a perspective view of a soundproof wall for a temporary soundproof wall according to the prior art,

FIG. 2 is a plan view showing a part of a soundproof wall for a temporary soundproofing wall shown in FIG. 1;

3 is a perspective view of a temporary soundproofing wall provided with a soundproof wall according to an embodiment of the present invention;

4 is an exploded perspective view illustrating the soundproof wall shown in FIG. 3 in an exploded view;

5 is an enlarged cross-sectional view of the main portion shown in FIG.

<Explanation of symbols for the main parts of the drawings>

50: outer panel 52, 54: docking portion

56: engaging portion 58: reinforcement projection

58a: recessed portion 60: soundproof member

62: sound absorbing material 64: sound absorbing plate 70: fitting hole

C: Clamp CH: Holder

Claims (5)

In the soundproof wall body of the temporary soundproofing wall fixed and supported by the horizontal steel pipe 14 of the back side scaffolding 10 by the clamp C, Continuously erected in front of the scaffold 10 to shield the front of the scaffold 10, and formed in the same by extrusion molding, each extending along the longitudinal direction at both ends to bind to each other in the standing state Mating female and male docking sections (52, 54); A catching portion 56 protruding from a side surface of the docking portions 52 and 54 such that both ends of the holder portion CH of the clamp C are caught outside the docking portions 52 and 54; The locking portions 56 are formed at both sides of the docking portions 52 and 54 such that holder insertion grooves G1 into which both ends of the holder portions CH of the clamp C are inserted are formed at the sides of the locking portions 56. Soundproofing for the temporary soundproofing wall, characterized in that consisting of a plurality of plastic outer panel 50 consisting of; reinforcing protrusions are formed at a predetermined interval spaced apart, and formed in the longitudinal direction to reinforce longitudinal longitudinal rigidity (58). Wall. In the soundproof wall body of the temporary soundproofing wall fixed and supported by the horizontal steel pipe 14 of the back side scaffolding 10 by the clamp C, Continuously erected in front of the scaffold 10 to shield the front of the scaffold 10, formed in the same body by extrusion molding, respectively extending along the longitudinal direction at both ends to be bonded to each other in a standing state to match The female and male docking parts 52 and 54 protrude from the side surfaces of the docking parts 52 and 54 such that both ends of the holder part CH of the clamp C are caught outside the docking parts 52 and 54. The docking portions 52 and 54 are formed such that the locking portion 56 formed therein and a holder insertion groove G1 into which both ends of the holder portion CH of the clamp C are inserted are formed at the side of the locking portion 56. Reinforcing protrusions are formed at both sides of the engaging portion 56 and spaced apart at predetermined intervals, protrudingly formed in the longitudinal direction to reinforce longitudinal stiffness, and bent to face the receiving grooves G2 while facing each other. A plurality of plastic outer panels 50 formed of 58; And Is inserted into the receiving groove (G2) of the outer panel 50 so that the noise transmitted to the outer panel 50 is absorbed is fixed to the reinforcing projections 58 by a fixing member such as a screw (SC), the outer The sound absorbing material 62 which is in close contact with the panel 50 to absorb noise, and the plurality of sound inlet holes 64a which are in close contact with the rear surface of the sound absorbing material 62 and introduce noise, and are formed in the transverse direction and are laterally stiff. Soundproof wall for a temporary soundproof wall, comprising: a soundproof member (60) consisting of a sound absorbing plate (64) having a plurality of bulging projections (64b) spaced apart in the longitudinal direction to reflect noise. The method of claim 2, The bent end of the reinforcing protrusion (58) through which a fixing member such as the screw (SC) penetrates the soundproof wall for a temporary soundproof wall, characterized in that a recessed portion (58a) is formed to facilitate the passage of the fixing member. The method according to claim 1 or 2, The outer panel 50 may include: front and rear plates 50a and 50b spaced apart from the front and rear so that a hollow H is formed therein while reducing its own weight; Both side plates 50c formed in the same body on both sides of the front and back plates 50a and 50b; The front and rear plates 50a and 50b having the both side plates 50c are formed in the same body along the longitudinal direction, and are formed in the same while being spaced apart along the width of the front and rear plates 50a and 50b. Soundproof wall for a temporary soundproof wall, characterized in that the extrusion ribs consisting of; (50d). The method according to claim 1 or 2, The plurality of outer panels 50 bound by the docking parts 52 and 54 are formed parallel to both sides to maintain the bound state, and are inserted into upper and lower ends of the docking parts 52 and 54 by interference fit. The two side portions 72 supporting both sides of the docking portions 52 and 54 and the end portions of the both side portions 72 are formed in the same body to connect the both side portions 72, and the docking portions 52, Soundproof wall for a temporary sound-proof wall, characterized in that it further comprises; fitting hole (70) consisting of a connecting portion (74) surrounding the end of the 54.