JP2009091775A - Repair method of sound insulating wall - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a repair method of a sound insulating wall for replacing an existing light transmission plate with a new light transmission plate by utilizing a support column through hole for fixing the existing light transmission plate to a support column. <P>SOLUTION: The repair method for the sound insulating wall comprises a process for removing the existing light transmission plate, a process for fixing a mounting plate 4 provided with a surface bolt 41, a plate through hole 42, and a rear surface bolt 43 at the support column 1 by inserting the rear surface bolt 43 into the support column through hole 11, a process for fixing a lower step frame 5 to the mounting plate 4 by making one face tightening bolt 53 pass through a lower step frame through hole 52 and the plate through hole 42, a process for fitting a lower fringe of the new light transmission plate 3 into a groove 51 at the lower step frame 5, a process for fitting an upper fringe of the new light transmission plate 3 into a groove 75 at an intermediate frame 7 and fixing the intermediate frame 7 to the mounting plate 4 by making one face tightening bolt 73 pass through an intermediate frame through hole 72 and the plate through hole 42, and a process for fixing a vertical frame 6 to the mounting plate 4 while the surface bolt 41 passes through a vertical frame through hole 61 and the new light transmission plate 3 is held. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a method for repairing a soundproof wall, and more particularly, to a method for repairing a soundproof wall installed on a side edge of a road or a bridge.

Conventionally, sound barriers installed in the side edges of roads and bridges (in the present invention, the sound insulation walls and sound absorbing walls are collectively referred to as “sound barriers”) are provided with a predetermined interval at the side edges of the roads and bridges. And a plurality of H-shaped support columns standing upright, and a plurality of sound absorbing plates respectively fixed to a pair of adjacent columns among the support columns. And in order to consider the scenery at the time of drive | working the said road and a bridge, the transparent soundproof board (henceforth a "transparent board") is installed in the low position.
Such a translucent plate is a polycarbonate plate material, and is directly fixed to the column using bolts or is fixed to the column via a mounting bracket.

However, since the invention disclosed in Patent Document 1 is a light transmitting plate made of polycarbonate, the total light transmission is inferior to that of an acrylic plate, and the service life (life) due to weather resistance is short, so that In order to reduce light transmission, there has been a demand to quickly install a new acrylic translucent plate in place of a used polycarbonate translucent plate.
In addition, upon such replacement, there has been a demand to prevent dust and dirt from accumulating between the translucent plate, the mounting bracket, or between them.

  The present invention has been made in order to meet such a demand, and uses a through-hole already provided for fixing a polycarbonate light-transmitting plate to a support column, thereby quickly providing a new light-transmitting plate. An object of the present invention is to provide a method for repairing a soundproof wall that can be fixed to the soundproof wall and can be repaired to a soundproof wall excellent in landscape.

(1) The soundproof wall repair method according to the present invention includes an existing translucent plate in which a through hole is formed along a side edge, and a post through which an existing translucent fixing bolt for fixing the existing translucent plate passes. In a soundproof wall having a plurality of cross-sectional H-shaped columns having through holes, a repair method for removing the existing translucent plate and replacing it with a new new translucent plate,
Removing the existing translucent plate by removing the existing translucent plate fixing bolt;
The mounting bolt comprising the front surface bolt fixed to the front surface and the back surface bolt fixed to the back surface and freely penetrating through the column through hole is inserted into the column through hole, and the mounting plate is Fixing to the column;
Arranging a side edge of the new light transmitting plate on the front surface of the mounting plate;
A step of fixing the vertical frame to the mounting plate in a state where the new translucent plate is held through the surface bolt in the vertical frame through hole of the vertical frame having a vertical frame through hole through which the surface bolt can pass. When,
Have

(2) Further, in the soundproof wall refurbishing method according to the present invention, the existing translucent plate in which a through hole is formed along the side edge and the existing translucent fixing bolt for fixing the existing translucent plate pass through. A soundproof wall having a plurality of cross-sectionally H-shaped columns provided with a column through-hole, and a repair method for removing the existing translucent plate and replacing it with a new new translucent plate,
Removing the existing translucent plate by removing the existing translucent plate fixing bolt;
The back surface bolt of the lower mounting plate comprising a front surface bolt fixed to the front surface, a back surface bolt fixed to the back surface that can pass through the column through hole, and a plate through hole that allows the lower frame fixing bolt to pass through later. , The step of inserting into the pillar through hole and fixing the lower mounting plate to the pillar;
Inserting the lower edge of the new light-transmitting plate into the concave groove of the lower frame having a concave groove on the upper surface and a lower frame through hole at both ends; and
Arranging a side edge of the new light-transmitting plate on the front surface of the lower mounting plate;
Fixing the lower frame to the lower mounting plate by passing a lower frame fixing bolt through the lower frame through hole of the lower frame and the plate through hole of the lower mounting plate;
The vertical frame is fixed to the lower mounting plate in a state where the new translucent plate is held through the surface bolt in the vertical frame through hole of the vertical frame having a vertical frame through hole through which the surface bolt can pass. Process,
Have

(3) Further, in the soundproof wall refurbishing method according to the present invention, the existing translucent plate in which a through hole is formed along the side edge and the existing translucent fixing bolt for fixing the existing translucent plate pass through. A soundproof wall having a plurality of cross-sectionally H-shaped columns provided with a column through-hole, and a repair method for removing the existing translucent plate and replacing it with a new new translucent plate,
Removing the existing translucent plate by removing the existing translucent plate fixing bolt;
The back surface bolt of the upper mounting plate comprising a front surface bolt fixed to the front surface, a back surface bolt fixed to the back surface that can pass through the column through hole, and a plate through hole that allows the lower frame fixing bolt to pass through later. , The step of inserting the support through hole and fixing the upper mounting plate to the support;
Inserting the upper edge of the novel translucent plate into the concave groove of the upper frame having a concave groove on the lower surface and upper frame through holes on both ends; and
Arranging a side edge of the new light-transmitting plate on the front surface of the upper mounting plate;
Passing the upper frame fixing bolt through the upper frame through hole of the upper frame and the plate through hole of the upper mounting plate, fixing the upper frame to the upper mounting plate;
The vertical frame is fixed to the upper mounting plate in a state in which the new translucent plate is held in the vertical frame through hole of the vertical frame having a vertical frame through hole through which the surface bolt can pass. Process,
A method for renovating a soundproof wall.

(4) The soundproof wall refurbishing method according to the present invention includes an existing translucent plate in which a through hole is formed along a side edge and an existing translucent fixing bolt for fixing the existing translucent plate. A soundproof wall having a plurality of cross-sectionally H-shaped columns provided with a column through-hole, and a repair method for removing the existing translucent plate and replacing it with a new new translucent plate,
Removing the existing translucent plate by removing the existing translucent plate fixing bolt;
The back surface bolt of the lower mounting plate comprising a front surface bolt fixed to the front surface, a back surface bolt fixed to the back surface that can pass through the column through hole, and a plate through hole that allows the lower frame fixing bolt to pass through later. , The step of inserting into the pillar through hole and fixing the lower mounting plate to the pillar;
The back surface bolt of the upper mounting plate comprising a front surface bolt fixed to the front surface, a back surface bolt fixed to the back surface that can pass through the column through hole, and a plate through hole that allows the lower frame fixing bolt to pass through later. , The step of inserting the support through hole and fixing the upper mounting plate to the support;
Inserting the lower edge of the new light-transmitting plate into the concave groove of the lower frame having a concave groove on the upper surface and a lower frame through hole at both ends; and
Inserting the upper edge of the novel translucent plate into the concave groove of the upper frame having a concave groove on the lower surface and upper frame through holes on both ends; and
Disposing side edges of the new light-transmitting plate on the front surface of the lower mounting plate and the front surface of the upper mounting plate;
Fixing the lower frame to the lower mounting plate by passing a lower frame fixing bolt through the lower frame through hole of the lower frame and the plate through hole of the lower mounting plate;
Passing the upper frame fixing bolt through the upper frame through hole of the upper frame and the plate through hole of the upper mounting plate, fixing the upper frame to the upper mounting plate;
The vertical frame is fixed to the upper mounting plate in a state in which the new translucent plate is held in the vertical frame through hole of the vertical frame having a vertical frame through hole through which the surface bolt can pass. And a process.

(5) Further, the soundproof wall repair method according to the present invention includes an existing translucent plate in which a through hole is formed along a side edge and an existing translucent fixing bolt for fixing the existing translucent plate. A soundproof wall having a plurality of cross-sectionally H-shaped columns provided with a column through-hole, and a repair method for removing the existing translucent plate and replacing it with a new new translucent plate,
Removing the existing translucent plate by removing the existing translucent plate fixing bolt;
The back surface bolt of the intermediate mounting plate, comprising: a front surface bolt fixed to the front surface; a back surface bolt fixed to the back surface that can pass through the column through hole; and a plate through hole that allows the intermediate frame fixing bolt to pass through later. , The step of inserting into the pillar through hole and fixing the intermediate mounting plate to the pillar;
Inserting the upper edge of the new light-transmitting plate into the groove on the lower surface of the intermediate frame having a groove on the upper and lower surfaces and an intermediate frame through hole on both ends; and
Arranging a side edge of the new light-transmitting plate on the front surface of the intermediate mounting plate;
Passing the intermediate frame fixing bolt through the intermediate frame through hole of the intermediate frame and the plate through hole of the intermediate mounting plate, and fixing the intermediate frame to the intermediate mounting plate;
In the state where the new translucent plate is held through the surface bolt in the lower vertical frame through hole of the lower vertical frame having a lower vertical frame through hole through which the surface bolt can pass, the lower vertical frame is attached to the intermediate mounting. Fixing to the plate;
Have

(6) Further, in the soundproof wall refurbishing method according to the present invention, in addition to the new light-transmitting plate in (5), the lower edge of the second new light-transmitting plate is formed on the upper surface of the intermediate frame. A step of charging the groove;
Arranging a side edge of the second new light-transmitting plate on the front surface of the intermediate mounting plate;
Passing the intermediate frame fixing bolt through the intermediate frame through hole of the intermediate frame and the plate through hole of the intermediate mounting plate, and fixing the intermediate frame to the intermediate mounting plate;
In the state where the second new light-transmitting plate is held through the surface bolt in the upper vertical frame through hole of the upper vertical frame having an upper vertical frame through hole through which the surface bolt can pass, the upper vertical frame is Fixing to the intermediate mounting plate;
Have

(7) Further, in the soundproof wall repair method according to the present invention, the existing translucent plate in which a through hole is formed along the side edge and the existing translucent fixing bolt for fixing the existing translucent plate pass through. Renovation method for removing the existing translucent plate and replacing it with a new lower translucent plate and a new upper translucent plate in a soundproof wall having a plurality of H-shaped cross-sections having a plurality of strut through-holes Because
Removing the existing translucent plate by removing the existing translucent plate fixing bolt;
The back surface bolt of the lower mounting plate comprising a front surface bolt fixed to the front surface, a back surface bolt fixed to the back surface that can pass through the column through hole, and a plate through hole that allows the lower frame fixing bolt to pass through later. , The step of inserting into the pillar through hole and fixing the lower mounting plate to the pillar;
The back surface bolt of the intermediate mounting plate, comprising: a front surface bolt fixed to the front surface; a back surface bolt fixed to the back surface that can pass through the column through hole; and a plate through hole that allows the intermediate frame fixing bolt to pass through later. , The step of inserting into the pillar through hole and fixing the intermediate mounting plate to the pillar;
The back surface bolt of the upper mounting plate comprising a front surface bolt fixed to the front surface, a back surface bolt fixed to the back surface that can pass through the column through hole, and a plate through hole that allows the lower frame fixing bolt to pass through later. , The step of inserting the support through hole and fixing the upper mounting plate to the support;
Inserting the lower edge of the lower new translucent plate into the concave groove of the lower frame having a concave groove on the upper surface and a lower frame through-hole on both ends; and
Placing a side edge of the lower light-transmitting plate on the front surface of the lower mounting plate;
Fixing the lower frame to the lower mounting plate by passing a lower frame fixing bolt through the lower frame through hole of the lower frame and the plate through hole of the lower mounting plate;
Inserting the upper edge of the lower new translucent plate into the concave groove on the lower surface of the intermediate frame having a concave groove on the upper and lower surfaces and an intermediate frame through hole on both ends; and
Arranging a side edge of the lower new light-transmitting plate on the front surface of the intermediate mounting plate;
Passing the intermediate frame fixing bolt through the intermediate frame through hole of the intermediate frame and the plate through hole of the intermediate mounting plate, and fixing the intermediate frame to the intermediate mounting plate;
In the state where the lower new translucent plate is held through the surface bolt in the vertical frame through hole of the lower vertical frame having a vertical frame through hole through which the surface bolt can pass, the lower vertical frame is attached to the lower mounting plate. Fixing to
Inserting the lower edge of the upper new translucent plate into the groove on the upper surface of the intermediate frame;
A step of inserting the upper edge of the upper new translucent plate into the concave groove of the upper frame having a concave groove on the lower surface and an upper frame through hole on both ends; and
Arranging a side edge of the upper new light-transmitting plate on the front surface of the upper mounting plate;
Passing the upper frame fixing bolt through the upper frame through hole of the upper frame and the plate through hole of the upper mounting plate, fixing the upper frame to the upper mounting plate;
In the state where the new translucent plate is held through the surface bolt in the vertical frame through hole of the upper vertical frame having a vertical frame through hole through which the surface bolt can pass, the upper vertical frame is used as the upper mounting plate. Fixing, and
Have

(8) In any one of the above (5) to (7), after the step of fixing the intermediate frame to the intermediate mounting plate, the lower edge of the upper new translucent plate is moved to the intermediate frame. A step of inserting into the groove on the upper surface;
(9) Further, in any one of (1) to (8), the existing translucent plate is a polycarbonate plate.
(10) Further, in any one of the above (1) to (9), the novel translucent plate is an acrylic plate.
(11) Further, in any one of the above (1) to (9), the novel translucent plate is a fiber-reinforced acrylic plate.

Since the sound barrier renovation method according to the present invention is as described above, the following effects can be obtained.
(I) A mounting plate having a back surface bolt and a surface bolt is prepared, the mounting plate is fixed to the column using the column through hole and the back surface bolt already provided in the column, and the surface plate is used for the vertical Since the frame is fixed to the mounting plate, welding work and drilling (drilling) work at the repair site are not required, making it possible to speed up the work and smooth the progress without being affected by the weather. In addition, the area (work space) required for the action can be reduced, and traffic regulation can be minimized.
Moreover, since the level | step difference of the edge part of a novel translucent board can be concealed, dust and dirt do not collect on a joint, and it can be improved into a soundproof wall excellent in scenery.

  (Ii) Prepare a lower mounting plate having a back surface bolt, a surface bolt and a plate through hole, and fix the lower mounting plate to the column using the column through hole and the back surface bolt already provided in the column. The lower frame is fixed to the lower mounting plate by passing the lower frame fixing bolt through the through hole and the lower frame through hole of the lower frame, and the vertical frame is fixed to the mounting plate using surface bolts. And the lower frame can be quickly and easily fixed without requiring drilling (drilling) work. Therefore, in addition to the effect (i), it is possible to improve the rigidity and prevent breakage of the new light-transmitting plate by the lower frame.

(Iii) Since an upper mounting plate having a back surface bolt, a front surface bolt, and a plate through hole is prepared and the upper frame is fixed to the upper mounting plate fixed to the support column in the same manner as (2) above, The same effect as in ii) is achieved.
(Iv) Since the lower mounting plate (2) and the upper mounting plate (3) are prepared, the same effects as (ii) can be obtained.

(V) Prepare an intermediate mounting plate having a back surface bolt, a surface bolt, and a plate through hole, and fix the intermediate frame to the intermediate mounting plate fixed to the support column, similar to (2) above. When replacing the lower light-transmitting plate, the same effect as the above (ii) is obtained.
(Vi) Since an intermediate mounting plate having a back surface bolt, a front surface bolt, and a plate through hole is prepared and the intermediate frame is fixed to the intermediate mounting plate fixed to the support column in the same manner as the above (2), When replacing the upper translucent plate, the same effect as in (ii) is achieved.
(Vii) Since the lower mounting plate of (2), the upper mounting plate of (3) and the intermediate mounting plate of (5) are prepared, in particular, when replacing a pair of new translucent plates in the vertical direction, The effect similar to (ii) is produced.

  (Viii) In the above (5) or (6), the method comprises a step of inserting the lower edge of the upper new translucent plate into the groove on the upper surface of the intermediate frame, and the upper new translucent plate is replaced with the new translucent plate Since the intermediate frame can be read as the lower frame, the effect (ii) can be achieved with respect to the upper new light-transmitting plate.

(Ix) Since the existing translucent plate is a polycarbonate plate, it is possible to effectively use the column through holes drilled to fix the polycarbonate plate to the column.
(X) Since the new light-transmitting plate is an acrylic plate, it can be modified to a soundproof wall that is superior in total light transmission compared to an acrylic plate and that has a long service life (life).
(Xi) Since the new light-transmitting plate is a fiber-reinforced acrylic plate, it can be further improved to a soundproof wall with increased rigidity and strength and a long service life (life).

[Embodiment 1]
1 to 4 illustrate a soundproof wall refurbishing method according to Embodiment 1 of the present invention. FIG. 1 is a plan view schematically showing a soundproof wall before renovation, and FIG. 2 is a soundproofing after renovation. FIG. 3 is a cross-sectional view in plan view schematically showing the wall, FIG. 3 is a cross-sectional view in side view schematically showing a part of the soundproof wall after repair, and FIG. 4 is a cross-sectional view in plan view showing members used for repair, 5 to 10 are front views schematically showing the steps. In the drawings, the same parts are denoted by the same reference numerals, and a part of the description is omitted.

(Soundproof wall before renovation)
In FIG. 1, a soundproof wall 100 before renovation is continuously installed along a side edge of a road or a bridge, and a plurality of H-shaped columns 1 having a section H which are erected at a predetermined interval. And a plurality of existing translucent plates 2 having both side portions fixed to each of the road-side column flanges 1f (road-side surfaces) of the pair of adjacent columns 1 of the columns 1 and the pair of columns 1 And a connecting member (not shown) for connecting the upper ends (not shown).
At this time, the pillar flange 1f on the road side of the pillar 1 is provided with a pillar through hole with a predetermined interval, and a predetermined gap is provided along both side edges of the existing light transmissive plate 2 to penetrate the existing light transmissive plate. A hole 21 is formed. The existing translucent plate 2 is fixed to the column 1 by the existing translucent plate fixing bolt 12 and the existing translucent plate fixing nut 13 that penetrate the existing translucent plate through hole 21 and the column through hole 11 (FIG. 1). (See (a)).

Further, the pillar flange 1f on the road side of the pillar 1 is formed with a pillar through hole with a predetermined interval, and the attachment metal through hole 23 is formed with a predetermined interval along the side edge of the fitting 22. ing. The mounting bracket through hole 23 is fixed to the column 1 by the existing translucent plate fixing bolt 12 and the existing translucent plate fixing nut 13 that pass through the mounting bracket through hole 23 and the column through hole 11. The existing translucent plate 2 is held by a mounting groove 24 formed in the mounting bracket through hole 23 (see FIG. 1B).
The case where the existing translucent plate 2 is a polycarbonate plate will be described below, but it may be made of metal (iron, stainless steel, aluminum, etc.) and may be opaque. In this case, the existing soundproof plate To read as

(Soundproof wall after renovation)
In FIG. 2 to FIG. 4, the soundproof wall 100 after the repair is a new light-transmitting plate 3 attached in place of the existing light-transmitting plate 2.
That is, the mounting plate 4 is installed on the column flange 1 f on the road side of the column 1, and the vertical frame 6 and the lower frame 5 are installed on the mounting plate 4. The new translucent plate 3 is held in the horizontal direction by the mounting plate 4 and the vertical frame 6 at the side edges, and the horizontal and vertical directions at the lower edge and the upper edge by the lower frame 5 and the intermediate frame 7, respectively. It is supported.
The material of the new light-transmitting plate 3 is an acrylic resin plate or an acrylic resin plate reinforced with a nylon cord or the like, but the present invention is not limited to this, and the weather resistance equivalent to these. Or glass having a total light transmittance. Details will be described below.

(Mounting plate)
The mounting plate 4 is a rectangular plate material in which plate through-holes 42 are formed (formed) along both side edges, and the back surface bolt 43 is welded and fixed to one surface (referred to as “back surface” for convenience). And a surface bolt 41 welded and fixed to the other surface (referred to as “surface” for convenience). As will be described later, in some mounting plates in which the lower frame 5 or the like is not installed, the plate through hole 42 is not provided (see FIG. 4A).
The mounting plate 4 is fixed to the column 1 by a back nut 44 in which the back surface bolt 43 of the mounting plate 4 passes through the column through hole of the column flange 1f and is screwed to the back surface bolt 43 (see FIG. 4B). ).

(Lower frame)
The lower frame 5 has a concave groove 51 formed on the upper surface, and a lower frame through hole 52 formed (pierced) at both ends.
Then, the lower frame 5 is passed through the mounting plate 4 by a one-side fastening bolt (one side bolt, the same as B.N.W.) 53 passing through the lower frame through hole 52 and the plate through hole 42 of the mounting plate 4. It is fixed to the column 1.
Note that an elastic rubber (same as a gasket) 54 is installed in the concave groove 51, and the new light-transmitting plate 3 inserted in the concave groove 51 is held via the elastic rubber 54.

(Intermediate frame)
The intermediate frame 7 has a concave groove 71 formed on the upper surface, a concave groove 75 formed on the lower surface, and intermediate frame through holes 72 formed (pierced) at both ends.
Then, the intermediate frame 7 is interposed between the intermediate plate through hole 72 and the plate through hole 42 of the attachment plate 4 by means of one-side fastening bolts 73 (one side bolt, the same as B.N.W.). It is fixed to the column 1.
In addition, elastic rubber (same as a gasket) 76 is installed in the concave grooves 71 and 75, and the new translucent plate 3 inserted in the concave grooves 71 and 75 is held via the elastic rubber 76.

(Vertical frame)
The vertical frame 6 is a rectangular plate material in which a vertical frame through hole 61 is formed at a predetermined interval in the center in the width direction. The vertical frame 6 is fixed to the column 1 via the mounting plate 4 by the surface nut 45 that is fixed to the mounting plate 4 and the surface bolt 41 passes through the vertical frame through hole 61 and is screwed to the surface bolt 41. ing.

  Therefore, since the new translucent plate 3 utilizes the column through-hole already formed in the column 1, welding work and drilling (hole processing) work are not required at the repair site, and the repair work becomes quick. Moreover, since the level | step difference of the edge part of the novel translucent board 3 can be concealed, it has the structure excellent also on the landscape.

(How to renovate the sound barrier)
Next, a method for repairing the soundproof wall 100 will be described step by step with reference to FIGS.
In FIG. 5, the existing translucent plate fixing bolt 12 is removed and the existing translucent plate 2 is removed. Therefore, the pillar through hole 11 formed in the pillar flange 1f is directly visible on the pillar 1 in front view.

In FIG. 6, mounting plates 4a, 4b, 4c, and 4d are respectively fixed to the column flange 1f from the bottom to the top, and are further attached to the mounting plate 4a (hereinafter sometimes referred to as “lower mounting plate 4a”). The lower frame 5 is fixed. In the following description, the subscript “a, b, c, d” is omitted for common contents.
At this time, the back surface bolt 43 of the mounting plate 4 passes through the column through hole 11 of the column 1, and the mounting plate 4 is fixed to the column flange 1 f by a back surface nut 44 screwed into the back surface bolt 43.
Further, the lower frame 5 is fixed to the lower mounting plate 4a by one-side fastening bolts 53 (see FIG. 3) passing through the lower frame through hole 52 of the lower frame 5 and the plate through hole 42a of the lower mounting plate 4a. The frame 5 is fixed to the column 1 via a lower mounting plate 4a.

In FIG. 7, the lower edge of the lower translucent plate 3 a (hereinafter sometimes referred to as “lower translucent plate 3 a”) is formed in a groove 51 (see FIG. 3) formed on the upper surface of the lower frame 5. The new translucent plate 3a that has been inserted is connected to the lower translucent lower translucent plate 3a that is adjacent to each other with the one strut 1 adjacent thereto, and a new translucent plate fall prevention wire 9a that penetrates the prop web 1w. . Although the lower mounting plate 4a can be seen through the lower new translucent plate 3a, the illustration of the lower mounting plate 4a is omitted to simplify the drawing.
At this time, screw portions are fixed to both ends of the new translucent plate fall prevention wire 9a, and the screw portions are formed in the lower new translucent plate 3a and the modified lower new translucent plate 3a, respectively. It is fixed to the lower new translucent plate 3a and the modified lower new translucent plate 3a by a nut that passes through (not shown) and is screwed to the nut.

In FIG. 8, the upper edge of the lower new translucent plate 3a is inserted into a groove 75 formed on the lower surface of the intermediate frame 7b, and the intermediate frame 7b is fixed to the lower mounting plate 4a.
At this time, the intermediate frame 7 is fixed to the column 1 via the mounting plate 4 by one-side fastening bolts 73 that pass through the intermediate frame through hole 72 of the intermediate frame 7b and the plate through hole 42 of the lower mounting plate 4a.

In FIG. 9, a vertical frame 6 that holds the side portion of the lower new translucent plate 3a (hereinafter may be referred to as “lower vertical frame 6a”) is fixed to the lower mounting plate 4a.
At this time, the surface bolt 41a of the lower mounting plate 4a passes through the vertical frame through hole 61a of the lower vertical frame 6a, and the vertical frame 6 is attached to the column 1 via the lower mounting plate 4a by the surface nut 45 screwed into the hole. It is fixed.

In FIG. 10, the new translucent plate 3b (hereinafter may be referred to as “intermediate new translucent plate 3b”) is held by the intermediate frames 7b and 7c and the intermediate vertical frame 6b.
At this time, the renovation procedure of the intermediate new translucent plate 3b is the same as the renovation procedure of the lower new translucent plate 3a, and the lower frame 5 is replaced with the intermediate frame 7b, the intermediate frame 7b is replaced with the intermediate frame 7c, and the lower The vertical frame 6a is the same as the intermediate vertical frame 6b.
Further, similarly, the upper new translucent plate 3c (hereinafter may be referred to as “upper new translucent plate 3c”) is held by the intermediate frame 7c, the upper frame 8, and the upper vertical frame 6c.
At this time, the repair procedure of the upper new translucent plate 3c is the same as the repair procedure of the lower new translucent plate 3a, and the lower frame 5 is replaced with the intermediate frame 7c, the intermediate frame 7b is replaced with the upper frame 8, and the lower The vertical frame 6a is the same as the upper vertical frame 6c.

That is, the existing translucent plate 2 can be replaced with the new translucent plate 3 without performing welding work or drilling work (drilling, tapping, etc.) at the repair site by the above steps.
In addition, although the above has shown the method of repairing to the new translucent board 3 of the upper and lower two steps, this invention is not limited to this, Even if the new translucent plate 3 is one step | paragraph, it is three steps or more It may be.
Furthermore, the case where the existing translucent board which adjoins across the support | pillar 1 is not repaired may be sufficient. At this time, the mounting plate 4 and the vertical frame 6 are narrowly formed so as not to interfere with the existing translucent plate, and have a width that is approximately half the width of the support flange 1f (corresponding to a beam).

  Since the present invention can speed up the repair work and reduce the work area (work space), not only a method for repairing a soundproof wall installed on a road or a bridge, but also a windproof wall or a light shielding wall having a similar structure, Furthermore, it can be widely used as a method for repairing waterproof walls and sand barrier walls.

The top view which illustrates the repair method of the soundproof wall which concerns on Embodiment 1 of this invention, and typically shows the soundproof wall before repair. BRIEF DESCRIPTION OF THE DRAWINGS It is sectional drawing of the planar view which illustrates the repair method of the soundproof wall which concerns on Embodiment 1 of this invention, and typically shows the soundproof wall after repair. BRIEF DESCRIPTION OF THE DRAWINGS It is sectional drawing of the side view which illustrates the repair method of the soundproof wall which concerns on Embodiment 1 of this invention, and typically shows the soundproof wall after repair. BRIEF DESCRIPTION OF THE DRAWINGS It is sectional drawing of the planar view which illustrates the repair method of the soundproof wall which concerns on Embodiment 1 of this invention, and shows the member used for repair. The front view which illustrates the repair method of the soundproof wall which concerns on Embodiment 1 of this invention, Comprising: The existing soundproof board is removed and shows a condition typically. It is a process following FIG. 5, Comprising: The front view which shows the condition where the attachment plate was installed. It is a process following FIG. 6, Comprising: The front view which shows the condition in which the lower stage translucent board was installed. It is a process following FIG. 7, Comprising: The front view which shows the condition where the intermediate frame was installed. It is a process following FIG. 8, Comprising: The front view which shows the condition where the lower stage vertical frame was installed. It is a process following FIG. 9, Comprising: The front view which shows the condition where repair of the soundproof wall was complete | finished.

Explanation of symbols

1 support 1f support flange 1w support web 2 existing translucent plate 3 new translucent plate 4 mounting plate 5 lower frame 6 vertical frame 7 intermediate frame 8 upper frame 9 new translucent plate fall prevention wire 11 post translucent hole 12 existing translucent plate Fixing bolt 13 Existing translucent plate fixing nut 21 Existing translucent plate through hole 22 Mounting bracket 23 Mounting bracket through hole 24 Mounting recessed groove 41 Surface bolt 42 Plate through hole 43 Back surface bolt 44 Back surface nut 45 Surface nut 51 Recessed groove 52 Lower stage Frame through hole 53 One side fastening bolt 54 Elastic rubber 61 Vertical frame through hole 71 Concave groove 72 Intermediate frame through hole 73 One side fastening bolt 75 Concave groove 76 Elastic rubber 100 Soundproof wall

Claims (11)

An existing translucent plate in which a through hole is formed along the side edge, and a plurality of H-shaped cross-section columns having a column through-hole through which an existing translucent fixing bolt for fixing the existing translucent plate passes, In the soundproof wall having the above, a repair method for removing the existing translucent plate and replacing it with a new new translucent plate,
Removing the existing translucent plate by removing the existing translucent plate fixing bolt;
The mounting bolt comprising the front surface bolt fixed to the front surface and the back surface bolt fixed to the back surface and freely penetrating through the column through hole is inserted into the column through hole, and the mounting plate is Fixing to the column;
Arranging a side edge of the new light transmitting plate on the front surface of the mounting plate;
A step of fixing the vertical frame to the mounting plate in a state where the new translucent plate is held through the surface bolt in the vertical frame through hole of the vertical frame having a vertical frame through hole through which the surface bolt can pass. When,
A method for renovating a soundproof wall. An existing translucent plate in which a through hole is formed along the side edge, and a plurality of H-shaped cross-section columns having a column through-hole through which an existing translucent fixing bolt for fixing the existing translucent plate passes, In the soundproof wall having the above, a repair method for removing the existing translucent plate and replacing it with a new new translucent plate,
Removing the existing translucent plate by removing the existing translucent plate fixing bolt;
The back surface bolt of the lower mounting plate comprising a front surface bolt fixed to the front surface, a back surface bolt fixed to the back surface that can pass through the column through hole, and a plate through hole that allows the lower frame fixing bolt to pass through later. , The step of inserting into the pillar through hole and fixing the lower mounting plate to the pillar;
Inserting the lower edge of the new light-transmitting plate into the concave groove of the lower frame having a concave groove on the upper surface and a lower frame through hole at both ends; and
Arranging a side edge of the new light-transmitting plate on the front surface of the lower mounting plate;
Fixing the lower frame to the lower mounting plate by passing a lower frame fixing bolt through the lower frame through hole of the lower frame and the plate through hole of the lower mounting plate;
The vertical frame is fixed to the lower mounting plate in a state where the new translucent plate is held through the surface bolt in the vertical frame through hole of the vertical frame having a vertical frame through hole through which the surface bolt can pass. Process,
A method for renovating a soundproof wall. An existing translucent plate in which a through hole is formed along the side edge, and a plurality of H-shaped cross-section columns having a column through-hole through which an existing translucent fixing bolt for fixing the existing translucent plate passes, In the soundproof wall having the above, a repair method for removing the existing translucent plate and replacing it with a new new translucent plate,
Removing the existing translucent plate by removing the existing translucent plate fixing bolt;
The back surface bolt of the upper mounting plate comprising a front surface bolt fixed to the front surface, a back surface bolt fixed to the back surface that can pass through the column through hole, and a plate through hole that allows the lower frame fixing bolt to pass through later. , The step of inserting the support through hole and fixing the upper mounting plate to the support;
Inserting the upper edge of the novel translucent plate into the concave groove of the upper frame having a concave groove on the lower surface and upper frame through holes on both ends; and
Arranging a side edge of the new light-transmitting plate on the front surface of the upper mounting plate;
Passing the upper frame fixing bolt through the upper frame through hole of the upper frame and the plate through hole of the upper mounting plate, fixing the upper frame to the upper mounting plate;
The vertical frame is fixed to the upper mounting plate in a state in which the new translucent plate is held in the vertical frame through hole of the vertical frame having a vertical frame through hole through which the surface bolt can pass. Process,
A method for renovating a soundproof wall. An existing translucent plate in which a through hole is formed along the side edge, and a plurality of H-shaped cross-section columns having a column through-hole through which an existing translucent fixing bolt for fixing the existing translucent plate passes, In the soundproof wall having the above, a repair method for removing the existing translucent plate and replacing it with a new new translucent plate,
Removing the existing translucent plate by removing the existing translucent plate fixing bolt;
The back surface bolt of the lower mounting plate comprising a front surface bolt fixed to the front surface, a back surface bolt fixed to the back surface that can pass through the column through hole, and a plate through hole that allows the lower frame fixing bolt to pass through later. , The step of inserting into the pillar through hole and fixing the lower mounting plate to the pillar;
The back surface bolt of the upper mounting plate comprising a front surface bolt fixed to the front surface, a back surface bolt fixed to the back surface that can pass through the column through hole, and a plate through hole that allows the lower frame fixing bolt to pass through later. , The step of inserting the support through hole and fixing the upper mounting plate to the support;
Inserting the lower edge of the new light-transmitting plate into the concave groove of the lower frame having a concave groove on the upper surface and a lower frame through hole at both ends; and
Inserting the upper edge of the novel translucent plate into the concave groove of the upper frame having a concave groove on the lower surface and upper frame through holes on both ends; and
Disposing side edges of the new light-transmitting plate on the front surface of the lower mounting plate and the front surface of the upper mounting plate;
Fixing the lower frame to the lower mounting plate by passing a lower frame fixing bolt through the lower frame through hole of the lower frame and the plate through hole of the lower mounting plate;
Passing the upper frame fixing bolt through the upper frame through hole of the upper frame and the plate through hole of the upper mounting plate, fixing the upper frame to the upper mounting plate;
The vertical frame is fixed to the upper mounting plate in a state in which the new translucent plate is held in the vertical frame through hole of the vertical frame having a vertical frame through hole through which the surface bolt can pass. Process,
A method for renovating a soundproof wall. An existing translucent plate in which a through hole is formed along the side edge, and a plurality of H-shaped cross-section columns having a column through-hole through which an existing translucent fixing bolt for fixing the existing translucent plate passes, In the soundproof wall having the above, a repair method for removing the existing translucent plate and replacing it with a new new translucent plate,
Removing the existing translucent plate by removing the existing translucent plate fixing bolt;
The back surface bolt of the intermediate mounting plate, comprising: a front surface bolt fixed to the front surface; a back surface bolt fixed to the back surface that can pass through the column through hole; and a plate through hole that allows the intermediate frame fixing bolt to pass through later. , The step of inserting into the pillar through hole and fixing the intermediate mounting plate to the pillar;
Inserting the upper edge of the new light-transmitting plate into the groove on the lower surface of the intermediate frame having a groove on the upper and lower surfaces and an intermediate frame through hole on both ends; and
Arranging a side edge of the new light-transmitting plate on the front surface of the intermediate mounting plate;
Passing the intermediate frame fixing bolt through the intermediate frame through hole of the intermediate frame and the plate through hole of the intermediate mounting plate, and fixing the intermediate frame to the intermediate mounting plate;
In the state where the new translucent plate is held through the surface bolt in the lower vertical frame through hole of the lower vertical frame having a lower vertical frame through hole through which the surface bolt can pass, the lower vertical frame is attached to the intermediate mounting. Fixing to the plate;
A method for renovating a soundproof wall. In addition to the new translucent plate, a step of inserting the lower edge of the second new translucent plate into the groove on the upper surface of the intermediate frame;
Arranging a side edge of the second new light-transmitting plate on the front surface of the intermediate mounting plate;
Passing the intermediate frame fixing bolt through the intermediate frame through hole of the intermediate frame and the plate through hole of the intermediate mounting plate, and fixing the intermediate frame to the intermediate mounting plate;
In the state where the second new light-transmitting plate is held through the surface bolt in the upper vertical frame through hole of the upper vertical frame having an upper vertical frame through hole through which the surface bolt can pass, the upper vertical frame is Fixing to the intermediate mounting plate;
The method for refurbishing a soundproof wall according to claim 5. An existing translucent plate in which a through hole is formed along the side edge, and a plurality of H-shaped cross-section columns having a column through-hole through which an existing translucent fixing bolt for fixing the existing translucent plate passes, In the soundproof wall having, the renovation method for removing the existing translucent plate and replacing it with a new lower translucent plate and an upper translucent plate,
Removing the existing translucent plate by removing the existing translucent plate fixing bolt;
The back surface bolt of the lower mounting plate comprising a front surface bolt fixed to the front surface, a back surface bolt fixed to the back surface that can pass through the column through hole, and a plate through hole that allows the lower frame fixing bolt to pass through later. , The step of inserting into the pillar through hole and fixing the lower mounting plate to the pillar;
The back surface bolt of the intermediate mounting plate, comprising: a front surface bolt fixed to the front surface; a back surface bolt fixed to the back surface that can pass through the column through hole; and a plate through hole that allows the intermediate frame fixing bolt to pass through later. , The step of inserting into the pillar through hole and fixing the intermediate mounting plate to the pillar;
The back surface bolt of the upper mounting plate comprising a front surface bolt fixed to the front surface, a back surface bolt fixed to the back surface that can pass through the column through hole, and a plate through hole that allows the lower frame fixing bolt to pass through later. , The step of inserting the support through hole and fixing the upper mounting plate to the support;
Inserting the lower edge of the lower new translucent plate into the concave groove of the lower frame having a concave groove on the upper surface and a lower frame through hole on both ends; and
Placing a side edge of the lower new translucent plate on the front surface of the lower mounting plate;
Fixing the lower frame to the lower mounting plate by passing a lower frame fixing bolt through the lower frame through hole of the lower frame and the plate through hole of the lower mounting plate;
Inserting the upper edge of the lower new translucent plate into the groove on the lower surface of the intermediate frame having a groove on the upper and lower surfaces and an intermediate frame through hole on both ends; and
Arranging the side edge of the lower translucent plate on the front surface of the intermediate mounting plate;
Passing the intermediate frame fixing bolt through the intermediate frame through hole of the intermediate frame and the plate through hole of the intermediate mounting plate, and fixing the intermediate frame to the intermediate mounting plate;
The lower vertical frame is attached to the lower mounting plate in a state where the lower new translucent plate is held through the surface bolt in the vertical frame through hole of the lower vertical frame having a vertical frame through hole through which the surface bolt can pass. Fixing to
Inserting the lower edge of the upper new light-transmitting plate into the groove on the upper surface of the intermediate frame;
Inserting the upper edge of the upper new translucent plate into the concave groove of the upper frame having a concave groove on the lower surface and an upper frame through hole on both ends; and
A step of arranging a side edge of the upper translucent plate on the front surface of the upper mounting plate;
Passing the upper frame fixing bolt through the upper frame through hole of the upper frame and the plate through hole of the upper mounting plate, fixing the upper frame to the upper mounting plate;
The upper vertical frame is attached to the upper mounting plate in a state where the upper new translucent plate is held through the surface bolt in the vertical frame through hole of the upper vertical frame having a vertical frame through hole through which the surface bolt can pass. Fixing to
A method for renovating a soundproof wall.   The method further comprises a step of, after the step of fixing the intermediate frame to the intermediate mounting plate, inserting a lower edge of the upper new translucent plate into a concave groove on the upper surface of the intermediate frame. The method for repairing a soundproof wall according to any one of 5 to 7.   The soundproof wall refurbishing method according to any one of claims 1 to 8, wherein the existing translucent plate is a polycarbonate plate.   The soundproof wall refurbishing method according to claim 1, wherein the new light-transmitting plate is an acrylic plate.   The soundproof wall refurbishing method according to claim 1, wherein the new light-transmitting plate is a fiber-reinforced acrylic plate.

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