JP2005211035A - Greened soundproof wall - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a greened soundproof wall in which light-weight greening panels are constituted and a latching tool of a simple structure is attached to the back face of each panel thereby the greening panels can each be attached to the front plate of the soundproof wall in no need of a large scale improvement. <P>SOLUTION: A greening panel 12 is constituted by nipping the front face and the back face of a planting base of a relatively thin and having a prescribed size respectively with a front wire mesh 15 that has sound permeability and is a light weight nipping material and a back porous plate 16. Further, a latching tool 13 is arranged on the back face of the back porous plate 16, an engage part 36 having an inclined hook form is inserted through a gap 11 of the louvre 10 of an armor-like form in the front face plate 2 of the soundproofing wall and fixed to the louver 10. Simultaneously, the front part of the louver 10 is held with an inclined pusher 37 thereby the greening panel 12 is firmly fixed to the front face plate of the soundproofing panel. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention mainly relates to a greening soundproof wall for planting a soundproof wall.

  Noise barriers have been installed where necessary in the past as noise countermeasures for residents living along railway lines and trunk roads. In recent years, in addition to the soundproofing function for this soundproof wall, it has been actually constructed to create a natural landscape by actively greening the wall of the soundproof wall from the viewpoint of environmental conservation and nature orientation. Wall greening of such structures is considered to become increasingly important in the future.

  In particular, the greening of the soundproof wall not only enhances the natural scenery along the line, but also contributes to environmental protection against exhaust gas, and is highly expected.

  As this kind of greening method for planting a soundproof wall, various inventions have been proposed for a new soundproof wall (for example, Japanese Patent No. 3054749 “Method for constructing a soundproof wall”). In addition, an invention regarding a greening structure has been proposed for an existing soundproof wall (for example, Japanese Patent Application Laid-Open No. 2003-96719 “Greening Soundproof Wall”), but this prior invention is a box in which a planting base is attached to a frame frame. Since it is a structure (referred to as a greening panel) and is heavy, it is structured to be attached to a column of an existing soundproof wall.

   In addition, it has been proposed to use a greening cultivation base as a sound insulation wall for roads. (JP 2002-335756 “Plant cultivation base”)

Japanese Patent No. 3054749 Japanese Patent Laid-Open No. 2002-9761 JP 2003-96719 A JP 2002-335756 A

  In the prior art, (1) in order to greenen the soundproof wall, it is necessary to make a significant improvement to the soundproof wall, and there is a problem that the manufacturing cost is greatly increased. (2) In addition, the box structure with a planting base attached to the frame frame is heavy, so it will be attached to the existing soundproof wall and cannot be easily attached to any part, and construction will be a major issue. There was a problem that it took a lot of time and it was necessary to regulate the lane for a long time during the construction work, which obstructed the flow of traffic.

  An object of the present invention is to propose a novel greening soundproof wall that solves the problems (1) and (2).

  In order to achieve the above object, the present invention is configured as follows.

    1st invention is the soundproofing wall comprised by many soundproof panels attached between several support | pillars and these support | pillars, The greening panel formed by inserting | pinching the front and back both surfaces of a planting base with the lightweight clamping member which has sound permeability The greening panel is attached to a soundproof panel front plate of a soundproof wall by a locking tool connected to the lightweight holding member on the back side.

  According to a second invention, in the first invention, the light-weight holding member having sound permeability is a mesh member or a perforated plate.

  According to a third invention, in the first or second invention, the planting base is a sheet material made of a non-soil material.

  A fourth invention is characterized in that, in the first to third inventions, the planting base is a sheet-like cultivation base formed by arranging moss between a nonwoven fabric or a woven fabric.

  According to a fifth invention, in the first to fourth inventions, the lightweight sandwiching member on the back surface of the greening panel has a surface bent at the upper end and the lower end, is in contact with the front plate of the soundproof panel, and the lightweight sandwiching member on the rear surface It is fixed to the soundproof panel by a locking tool attached to the member.

  According to a sixth aspect of the present invention, in the first to fifth aspects of the invention, the locking member is an inclined hook-like engagement portion that can be inserted and locked obliquely from below through a gap on the rear side of the louver in the front plate of the soundproof panel. And an inclined presser portion disposed on the front side of the louver, and the front and rear surfaces of the louver can be clamped by narrowing the interval between the inclined hook-like engagement portion and the inclined presser portion by bolt fastening. Features.

  According to a seventh invention, in the sixth invention, the locking tool includes an inclined hook-shaped engagement portion that can be inserted and locked obliquely from below through a gap on the rear side of the louver in the front plate of the soundproof panel, And an inclined presser portion disposed on the front side of the louver, and the front and rear surfaces of the louver can be clamped by narrowing the interval between the inclined hook-like engagement portion and the inclined presser portion by fastening the bolt. .

  An eighth invention is characterized in that, in the sixth or seventh invention, the locking device is configured to be locked to a hole edge in a front plate having a louver of a soundproof panel.

  According to a ninth invention, in the first to eighth inventions, one or both of the upper part and the lower part of the greening panel are locked to the front plate of the soundproofing panel with the locking tool provided at the lower back of the panel, The upper end part of this is fixed to the soundproof panel with a connector.

The present invention has the following effects. (1) The greening panel is lightweight, can be easily attached to the soundproof wall, and can be easily made into a green soundproof wall without the need for modification of the soundproof wall. (2) The soundproofing effect of the soundproof wall can be maintained by adopting a light-transmitting lightweight holding member on the back surface of the greening panel. In other words, the sound is absorbed by the soundproof wall through the light-transmitting lightweight holding member and can be absorbed as before, and in addition, the soundproofing effect by the planting base can be expected. (3) By the combination of the locking metal fitting that can be locked to the soundproof panel and the lightened greening panel, the greening panel can be installed at any location of the soundproof wall and can be easily replaced.

  Embodiments of the present invention will be described below with reference to the drawings.

  1 to 8 show a first embodiment, FIG. 1 is a perspective view of a soundproof wall partially constructed with a greening panel according to the present invention, and FIG. 2A is a longitudinal sectional view of a portion A in FIG. FIGS. 2B and 2B are cross-sectional explanatory views of the B part in FIG. 1, each showing a state of an existing sound barrier without a greening panel attached thereto.

  FIG. 3 is a longitudinal sectional explanatory view of a portion C of FIG. 1 to which a greening panel according to the present invention is attached, and FIG. 4 is a lateral sectional explanatory view of a portion D of FIG. FIG. 5A is a partially broken front view of the greening panel according to the first embodiment, FIG. 5B is a cross-sectional view taken along the line E-E in FIG. 6A, and FIGS. 6A and 6B are FIG. 7 is a plan view of the greening panel shown in FIG. 5, and FIG. 7 is an exploded perspective view of a state in which the greening panel is attached to the soundproof wall using a locking metal fitting.

  As shown in FIG. 1 to FIG. 3, the soundproof wall 1 includes a soundproof panel 5 in which a sound absorbing material 4 is disposed between a louver-shaped soundproof panel front plate 2 and a soundproof panel back plate 3 leaving an air layer. For example, it is arranged between two H-shaped steel columns 7 installed at a predetermined interval on the side of an expressway, and both ends of the soundproof panel 5 are sandwiched between front and rear flanges 7a and 7b of the column 7 and are formed in grooves. It is configured to be fixed by a plate spring 8 arranged.

  The present invention greens the soundproof wall 1 by attaching a greening panel to the front surface of the soundproof wall 1. The greening panel 12 according to the first embodiment has a light-weight configuration and is attached to the back side of the greening panel 12, and the lightweight greening panel 12 is attached to the soundproof panel front plate 2 of the soundproof wall 1 through the locking metal fitting 13. It is done.

  The greening panel 12 sandwiches the front and back surfaces of the planting base 14 with a lightweight holding member having sound permeability. As shown in FIGS. 5 and 6, the lightweight clamping member is composed of a stainless steel front metal mesh 15 and a back perforated plate 16. An upper mounting frame 17 and a lower mounting frame 18 and both vertical reinforcing frames 19 are integrally formed on both side edges and upper and lower edges of the back perforated plate 16, and the upper and lower portions of the front metal mesh 15 are attached to the upper mounting frame 17 and the lower mounting frame. It is configured to be fixed to the frame 18. The front wire mesh 15 is formed of a welded wire mesh in which a stainless steel wire rod and a horizontal wire rod are assembled in a lattice shape and the intersections are welded. The back perforated plate 16 is made of a punching metal having a large number of small holes formed in a fluororesin laminated steel plate.

  Although the planting base 14 may be of an arbitrary configuration, as an example, a planting base of a plant disclosed in JP-A-2002-335756 can be used. The planting base 14 is composed of, for example, a mat-like body (herein referred to as a cultivation base) in which moss is grown inside a nonwoven fabric having a thickness of 10 to 25 mm and a three-dimensional fabric having a thickness of 15 mm. More specifically, a mixture of plant seed moss and a water-absorbing material such as a superabsorbent polymer is fixed to the entire surface of the three-dimensional fabric. Moisture can be stably supplied to the moss, and plants can be grown and proliferated quickly without gaps over the entire surface within a short time.

  Depending on the type of moss, there are those that like or dislike sunshine. For example, two types of sand moss and ash moss are used. Sand moss does not require soil, has high water retention and heat resistance, is an outdoor-only variety, adapts to any environment with only sunlight and rainwater, and grows on a vertical surface. In addition, ash moss is used both indoors and outdoors, and adapts to the environment in semi-shaded areas outdoors. Both can be used alone or in combination.

The mat-like body (cultivation base) on which moss is grown in the nonwoven fabric and the three-dimensional fabric as described above is placed in a place having a gradient by sandwiching it with a predetermined net-like body or a wire net to maintain a predetermined shape. The wall surface can be greened, and it can be cut into any shape. It can also be used for vertical walls, does not require maintenance such as watering or topdressing, and does not have to worry about scattering due to strong winds. In particular, the dry weight is 2-3 kg / m ² , the wet weight is about 15 kg / m ^2, and the installation is easy.

  The lower part of the back surface of the greening panel 12 configured in this manner is locked to a locking metal fitting 13 attached to the louver 10 of the soundproof panel front plate 2, and the upper back of the greening panel 12 includes a drill screw 20, a tapping screw, It is attached to the upper mounting frame 17 using a connecting tool such as a rivet.

  The locking structure will be described with reference to FIGS. The upper mounting frame 17 of the greening panel 12 includes a horizontal portion 17a formed by bending the upper end edge of the back perforated plate 16 rearward and an upright piece 17b formed by bending the rear side edge thereof upward. The soundproof panel front plate 2 is placed on the surface of the soundproof panel 1 and a connecting tool such as a drill screw 20 is driven from the front of the upright piece 17 b to fix the upper end of the greening panel 12 to the soundproof panel front plate 2 of the soundproof wall 1. .

  The upper part of the front metal mesh 15 that holds the front surface of the planting base 14 is folded backward, the bent part is arranged on the upper surface of the horizontal part 17a, and the horizontal wire 15a on the upper part of the front metal mesh 15 is pressed from above with the pressing metal 22, The upper part of the front metal mesh 15 can be fixed to the upper mounting frame 17 by fixing both sides of the presser metal 22 to the horizontal part 17 a with the blind rivets 21.

  The lower mounting frame 18 includes a lower horizontal portion 18a formed by bending the lower end edge of the back perforated plate 16 rearward, and a lower standing piece 18b formed by bending a rear side edge thereof upward. The lower standing piece 18b is formed into a soundproof wall. 1, the lower end portion of the greening panel 12 is positioned with a predetermined interval on the front side of the soundproof panel front plate 2.

  The lower part of the front metal mesh 15 is bent rearward, the bent part is arranged on the lower surface of the lower horizontal part 18 a, and the horizontal wire 15 a at the lower part of the front metal mesh 15 is pressed from the lower side with the pressing metal 22. Then, the lower part of the front metal mesh 15 can be fixed to the lower mounting frame 18 by fixing both sides of the presser metal piece 22 to the lower horizontal part 18 a with the blind rivets 21.

  In order to fix the lower end portion of the greening panel 12 to the soundproof panel front plate 2 of the soundproof wall 1, the locking metal fitting 13 is used. As shown in FIG. 7, the locking metal fitting 13 has a first flat plate portion 31 continuous with one end edge of the inclined piece 30 and has a second flat plate portion 32 continuous with the other end edge of the inclined piece 30. The first and second flat plate portions 31 and 32 are respectively provided with bolt insertion long holes 33 and bolt insertion holes 34. Further, the lower edge of the first flat plate portion 31 is bent to the rear side, and further bent upward to provide a rear standing piece 35, and an inclined hook-like engagement portion 36 is formed continuously above the rear standing piece 35. Yes. A bolt insertion hole 41 is formed in the rear standing piece 35 and a nut 40 is welded. In addition, an inclined presser portion 37 is formed continuously at the upper edge of the first flat plate portion 31. The end edge of the second flat plate portion 32 is bent at a right angle to form a stiffening rib 23.

  In order to attach the greening panel 12 to the louvered soundproof panel front plate 2 of the soundproof wall 1, the locking metal fitting 13 is performed in the following steps.

  First, a plurality of locking fittings 13 are locked at predetermined positions of the soundproof panel front plate 2 of the soundproof wall 1. The engaging operation is performed as follows. The inclined hook-shaped engagement portion 36 of the locking metal fitting 13 is inserted inward from the horizontally long gap 11 between the louvers 10 of the rough soundproof panel front plate 2, and then the locking metal fitting 13 is moved forward (front side). The inclined hook-like engagement portion 36 can be engaged with the upper edge of the louver 10 from the rear side by further pulling it down. At this time, the inclined pressing portion 37 is in a mode of lightly pressing the inclined front surface of the louver 10.

  Next, the fixing bolt 38 is fastened with the nut 40 through the bolt insertion long hole 33 of the first flat plate portion 31 of the locking metal fitting 13 and the bolt insertion long hole 41 of the rear upright piece 35, thereby The front surface and the back surface of the louver 10 are strongly held by the inclined portion and the inclined presser portion 37, and the locking metal fitting 13 can be firmly fixed to the soundproof panel front plate 2.

  After fixing a large number of the metal fittings 13 to a predetermined position of the soundproof panel front plate 2 of the soundproof wall 1 by the above-described operation, the rear portion of the greening panel 12 is brought close to the soundproof panel front plate 2 from the front, and the back perforated plate The fixing bolt 42 is inserted into the bolt insertion hole 34 of the second flat plate portion 32 of the locking fitting 13 through the 16 holes 24, and the nut 43 is fastened. Thereby, the lower part of the greening panel 12 can be fixed to the soundproof panel front plate 2 of the soundproof wall 1 via the locking metal fitting 13. When the fixing bolt 42 is inserted into the bolt insertion hole 34 of the locking fitting 13, the greening panel 12 at the bolt insertion hole 34 partly covers the hole 29 so that the position of the bolt insertion hole 34 can be seen from the front. (FIG. 7) is formed.

  After the rear portion of the greening panel 12 is locked to the soundproof panel front plate 2 in the soundproof wall 1, the upper horizontal mounting frame 17 of the greening panel 12 is pressed against the soundproof panel front plate 2 as shown in FIG. The upper part of the greening panel 12 is fixed to the soundproof panel front plate 2 by placing the connecting tool 20 in the part. By repeating the above operation, a large number of greening panels 12 can be attached to the front surface of the soundproof panel front plate 2 in the soundproof wall 1.

  In FIG. 3, an example in which the locking metal fitting 13 is arranged at the lower part of the back surface portion of the greening panel 12 is illustrated, but the locking metal fitting 13 may be provided at the upper and lower parts of the back surface of the greening panel 12.

  According to the first embodiment, the soundproofing wall 1 can be easily greened by attaching the soundproofing panel front plate 2 to the greening panel 12 having a light and simple configuration by using the locking metal fitting 13 and the connecting tool 20. In the first embodiment, an example in which the upper part of the greening panel 12 is fixed to the soundproof panel front plate 2 with the connector 20 is shown. However, the upper part of the greening panel 12 is also used with the same locking metal fitting 13 as the lower part. 1 soundproof panel front plate 2 may be fixed.

  8 to 10 show a second embodiment. The second embodiment is different from the first embodiment in that the lightweight sandwiching member on the back side of the greening panel 12 is configured by the back metal mesh 25 same as the front metal mesh 15 instead of the back perforated plate 16 of the first embodiment. It ’s different. Other configurations are the same as those of the first embodiment. Therefore, in 2nd Embodiment, the same code | symbol is attached | subjected to the same element as 1st Embodiment, description is abbreviate | omitted, and a different part is demonstrated.

  In the second embodiment, an upper horizontal mounting frame 26, a lower horizontal mounting frame 27, and a vertical mounting frame 28 are attached to the upper side and both sides of the back metal mesh 25. The upper horizontal mounting frame 26 includes a horizontal portion 26a and a hanging piece 26b formed by bending the front side edge thereof downward, and a standing piece 26c formed by bending the rear side edge of the horizontal portion 26a upward, and the front surface of the hanging piece 26b. The upper side part of the back metal mesh 25 is welded to. The lower horizontal mounting frame 27 is composed of a front-side standing piece 27b and a rear-side standing piece 27c formed by raising a side edge of the horizontal portion 27a upward, and a lower side portion of the rear metal mesh 25 is formed on the front surface of the front-side standing piece 27b. Weld. In addition, the same locking metal fitting 13 as that of the first embodiment is fixed to the back surface of the near-side standing piece 27b with the fixing bolt 42. The vertical mounting frame 28 is made of a flat steel plate, and the upper and lower ends thereof are welded to the upper and lower horizontal mounting frames 26 and 27. Further, both sides of the back metal mesh 25 are welded to the vertical mounting frame 28.

  The upper and lower horizontal mounting frames 26, 27 and the vertical mounting frame 28 are formed of a lightweight alloy extruded shape material excellent in weather resistance, and an angle that can reinforce strength (rigidity) reduction due to insufficient cross section of each lightweight aluminum alloy frame material The overall greening panel 12 is reduced in weight as a thin plate cross-sectional shape as much as possible.

  In the second embodiment, the greening panel 12 is fixed to the soundproof panel front plate 2 in the soundproof wall 1 with the locking metal fitting 13 and the panel lower portion is connected to the soundproof panel front plate 2 with the connector 20 as in the first embodiment. Fix it. Also in 2nd Embodiment, the latching metal fitting 13 may be attached to the back and upside of the greening panel 12, and the greening panel 12 may be fixed to the soundproofing panel front board 2 in the soundproof wall 1 using the upper and lower latching metal fittings 13. FIG. According to the greening panel 12 according to the second embodiment, since the front and rear surfaces of the planting base 14 are sandwiched between the front and back metal meshes 15 and 25, the greening panel 12 that is lighter than the first embodiment using the back perforated plate 16 is provided. Can be configured.

In addition, it is included in the scope of the present invention to appropriately change the design of the configuration shown in the first and second embodiments. For example, it goes without saying that the greening panel 12 of the present invention may be applied to a new soundproof wall in addition to the existing soundproof wall. Moreover, if the structure of the latch metal 13 is also a structure which can be latched to the sound-insulation panel front board 2, it will not be limited to the structure of illustration. That is, the soundproof panel front plate may be a porous panel, and in this case, the locking metal fitting 13 is also a locking structure suitable for it. Furthermore, the present invention can be applied to a soundproof wall in which the soundproof panel front plate 2 is a perforated plate. In this case, a bolt hole is formed in the locking bracket, and the bolt hole is matched with any hole of the perforated plate of the soundproof panel front plate 2 and then tightened with a bolt to fix the lock bracket to the soundproof panel front plate 2. At the same time, the greening panel 12 can be easily attached to the soundproof panel front plate 2 via this locking metal fitting.
[Action]

  According to the present invention, the greening panel can be easily attached to the soundproof panel front plate of the existing soundproof wall, and the soundproof wall can be greened. In particular, the greening panel according to the present invention is configured by sandwiching the front and rear surfaces of the planting base with a lightweight holding member having sound permeability, so that the greening panel is lightweight, and the back side of this lightweight greening panel. It is possible to easily and reliably attach the soundproofing panel to the soundproofing panel by the locking tool provided on the soundproofing wall, and the existing soundproofing wall can be used as it is.

The above actions are summarized as follows. (1) The greening panel is lightweight and can be easily attached to the soundproof wall, and can be easily converted into a green soundproof wall without the need for modification of the existing soundproof wall. (2) The soundproofing effect of the soundproof wall can be maintained by adopting a light-transmitting lightweight holding member on the back surface of the greening panel. That is, the sound is absorbed by the existing soundproof wall through the light-transmitting lightweight holding member, and can be absorbed there as usual, and in addition, the soundproofing effect by the planting base can be expected. (3) The combination of the locking metal fitting that can be locked to the soundproof panel and the lightened greening panel can be installed at any location on the soundproof wall and can be easily replaced.

It is a perspective view of the soundproof wall which partially constructed the greening panel concerning the present invention. (A) is longitudinal section explanatory drawing of the A section of FIG. 1, (b) is horizontal section explanatory drawing of the B section of FIG. It is a longitudinal cross-sectional explanatory drawing of the C section of FIG. 1 which attached the greening panel which concerns on this invention. It is transverse cross-sectional explanatory drawing of the D section of FIG. 1 which attached the greening panel which concerns on this invention. (A) is a partially broken front view of the greening panel which concerns on 1st Embodiment, (b) is EE sectional drawing of the figure (a). (A) is a top view of the greening panel shown in FIG. 5, (b) is an enlarged view of the same (a). It is a disassembled perspective view of the state which attaches a greening panel to a soundproof wall using a locking tool. (A) is a partially broken front view of the greening panel which concerns on 2nd Embodiment, (b) is FF sectional drawing of the figure (a). (A) is a top view of the greening panel which concerns on 2nd Embodiment of FIG. 8, (b) is the enlarged view of the (a). It is a longitudinal cross-sectional view which shows the engagement aspect of the greening panel and soundproof wall which concern on 2nd Embodiment.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Sound insulation wall 2 Sound insulation panel front board 3 Sound insulation panel back board 4 Sound absorption material 5 Sound insulation panel 7 Prop 7a Front flange 7b Rear flange 8 Leaf spring 10 Louver 11 Clearance 12 Greening panel 13 Locking fixture 14 Planting base 15 Front metal mesh 15a Horizontal wire 16 Back perforated plate 17 Upper mounting frame 17a Horizontal portion 17b Standing piece 18 Lower mounting frame 18a Lower horizontal portion 18b Lower standing piece 19 Double vertical reinforcing frame 20 Connector 21 Blind rivet 22 Presser foot 23 Stiffening rib 24 Hole 25 Back Wire mesh 26 Upper horizontal mounting frame 26a Horizontal portion 26b Hanging piece 26c Standing piece 27 Lower horizontal mounting frame 27a Horizontal portion 27b Front standing piece 27c Rear standing piece 28 Vertical mounting frame 29 Hole 30 Inclined piece 31 First flat plate portion 32 First 2 Flat plate part 33 Bolt insertion long hole 34 Bolt insertion hole 35 Rear part Standing piece 36 Inclined hook-shaped engagement portion 37 Inclined presser portion 38 Fixing bolt 39 Bolt insertion hole 40 Nut 41 Bolt insertion hole 42 Fixing bolt 43 Nut

Claims (9)

In the soundproof wall composed of a plurality of support columns and a number of soundproof panels attached between the support columns, the lightweight sandwiching on the back side of the greening panel in which the front and rear surfaces of the planting base are sandwiched by a lightweight sandwiching member having sound permeability A greening soundproof wall characterized in that the greening panel is attached to the soundproof panel front plate of the soundproof wall by a locking tool connected to a member. The greening soundproof wall according to claim 1, wherein the light-transmitting lightweight holding member is a net-like member or a perforated plate. The greening soundproof wall according to claim 1 or 2, wherein the planting base is a sheet material made of a non-soil material. The greening soundproof wall according to any one of claims 1 to 3, wherein the planting base is a sheet-shaped cultivation base in which moss is arranged between a nonwoven fabric or a woven fabric. The light-weight clamping member on the back of the greening panel has a surface bent at the upper end and the lower end, contacts the front plate of the sound-proofing panel, and is fixed to the sound-proofing panel by a locking tool attached to the light-weight clamping member on the back The greening soundproof wall according to any one of claims 1 to 4, wherein the soundproofing wall is green. The said locking tool is provided with the engaging part which can be inserted in the opening part of the front board of a sound-insulation panel, and the joining surface part of a planting base, and this joining plane part and the back panel of a greening panel are bolt-joined. The greening soundproof wall according to any one of claims 1 to 5, wherein The locking tool includes an inclined hook-shaped engaging portion that can be inserted and locked obliquely from below through a gap on the rear side of the louver on the front plate of the soundproof panel, and an inclined presser portion that is disposed on the front side of the louver. The green soundproof wall according to claim 6, wherein the green soundproof wall is configured such that the front and rear surfaces of the louver can be clamped by narrowing the interval between the inclined hook-shaped engaging portion and the inclined presser portion by bolt fastening. The greening soundproof wall according to claim 6 or 7, wherein the locking tool is configured to be locked to a hole edge in a front plate having a soundproof panel louver. One or both of the upper part and the lower part of the greening panel are locked to the front plate of the soundproofing panel with the locking tool provided at the lower back of the panel, and the upper end of the greening panel is fixed to the soundproofing panel with a connecting tool. The greening soundproof wall according to claim 1, wherein the soundproofing wall is a green soundproof wall.

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