JPH10102642A - Movable sound insulation wall method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To promote execution work efficiency in a movable sound insulation wall method excellent in sound insulation efficiency. SOLUTION: A movable sound insulation wall method forms a framework 6 having a rectangular window section 7 by connecting a vertical member and a horizontal member 4 with bolt/nut joint in the shape of a grating. Then, a sound insulation body 8 having a rectangular sound insulation board 11 and a buffer member 12 fixed to four sides of the sound insulation board 11 are so fitted to the window section 7 of the framework 6 that the sound insulation body 8 is interlocked with four sides of the window section 7. Sound absorbing boards 9 are so mounted to both front and rear sides of the framework 6 that spaces S are made between the sound insulation body 8 and sound absorbing boards 9. The sound insulation body 8 is so mounted to the window section 7 of the framework 6 that a recessed groove 15 provided to the outside of the buffer member 12 of the sound insulation body 8 is interlocked with a projection 14 projected to the insides provided to four sides of the window section 7 of the framework 6.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a moving sound insulation wall construction method.

[0002]

2. Description of the Related Art Conventionally, on a moving wall having a long height, a sound insulating plate is screwed inside a framing frame in order to enhance sound insulation, and sound absorbing plates are provided on both front and back surfaces of the framing frame. Screwed ones were known.

[0003]

However, in the case where the sound insulating plate and the sound absorbing plate are screwed to the framing frame as described above, when a large moving sound insulating wall having a side of several meters or more than 10 meters is installed, a large number of moving sound insulating walls are required. It is necessary to perform a screwing operation, and there is a problem that workability is poor and screwing is likely to be defective. Further, when the sound insulating plate is screwed to the frame, vibration is easily transmitted, and there is a disadvantage that the sound insulating property is reduced.

[0004] Therefore, an object of the present invention is to solve the above-mentioned problems and to provide a moving sound insulating wall construction method which is excellent in sound insulation and can improve workability.

[0005]

SUMMARY OF THE INVENTION In order to achieve the above object, a moving sound insulating wall construction method according to the present invention has a rectangular window formed by connecting a vertical member and a horizontal member in a lattice by connecting bolts and nuts. Forming a framing frame, a sound insulating body having a rectangular sound insulating plate and cushioning members fixed to four sides of the sound insulating plate in the window portion of the framing frame; The sound absorbing plate is fitted so as to be locked to the side, and furthermore, a sound absorbing plate is attached to both the front and back surfaces of the framing frame so that a gap is formed between the sound insulating body and the sound absorbing body.

[0006] The inwardly projecting protrusions provided on the four sides of the window of the framing frame are engaged with concave grooves formed on the outer surface of the cushioning member of the sound insulator so as to be locked. It is desirable that the above-mentioned sound insulator is attached to the window part by feeding. Also,
It is preferable that both end edges of the sound absorbing plate are engaged with the sound absorbing plate holding portions formed on both right and left ends of the frame.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail based on the illustrated embodiments.

FIG. 1 shows a cross-section of a moving sound-insulating wall structure. The moving sound-insulating wall structure is used for partitioning the interior of a building such as a convention, an exhibition hall, a museum, etc. A suspension vehicle M running along a rail R provided on a ceiling, and a suspension member 1 suspended from the suspension vehicle M
And a movable sound insulation wall 2 suspended by the suspension member 1 and movable.

Thus, as shown in FIGS. 1 and 2, the moving sound insulation wall 2 is formed by connecting the vertical members 5 and the horizontal members 4 in a grid to form a plurality of rectangular windows 7. A frame 6 composed of:
The frame includes a sound insulator 8 fitted into the window 7 of the frame 6 and sound absorbing plates 9 attached to both front and back surfaces of the frame 6.

As shown in FIG. 3, the frame 6 includes an upper end horizontal member 4a, a lower end horizontal member 4c, and left and right side vertical members 5a.
a, 5a, a middle horizontal member 4b, and a middle vertical member 5b arranged inside the outer frame 10, and a plurality of rectangular windows 7 ... Are formed.

As shown in FIG. 1, FIG. 2, and FIG. Specifically, a square pipe having a small external dimension in a cross-sectional shape is fixed (welded) to the horizontal member 4 and the vertical member 5 formed of the square pipe to form the protrusions 14.
The protrusions 14 include a first protrusion 14a having a relatively large vertical dimension and a second protrusion 14b having a relatively small vertical dimension.
There is a first protrusion on one of the upper and lower sides of the window 7.
14a is formed, and the second protrusion 14b is formed on the other side. In addition, a first protrusion 14a is formed on one of the left and right sides of the window 7, and a second protrusion 14b is formed on the other. The protrusions 14 ...
Is formed at the factory.

As shown in FIG. 4 and FIG.
Are mounted on the front and rear sides of the sound insulating plate 11 and are held by the shock absorbing members 12. Auxiliary plate
13, 13 and consists of.

The cushioning member 12 is made of soft rubber, and has a concave groove 15 which is engaged with the protrusions 14 of the frame 6 so as to be fitted externally. Specifically, the first cushioning member 12a having the deep concave portion 15a
And a second cushioning member 12b having a shallow groove portion 15b.
A second buffer member 12b is provided on the other side.
The first cushioning member 12a is provided on one of the right and left sides of the sound insulator 8.
And the other is provided with a second buffer member 12b.

The sound insulating plate 11 comprises a rock wool layer 24 and a thin steel plate 25 surrounding the rock wool layer 24. Note that the steel plate 25 may be omitted. The auxiliary plate 13 is made of a calcium silicate plate.

Thus, the sound insulating body 8 has the window portions 7 of the frame 6 so that the cushioning members 12 are engaged with the four sides of the window portions 7.
Fit into. That is, the sound insulator 8 is provided in the windows 7 of the frame 6.
Is attached by sending.

Further, between the horizontal member 4 of the framing frame 6 and the first cushioning member 12a and between the vertical member 5 of the framing frame 6 and the first cushioning member 12a, rubber cushioning wedge members 31. (See FIGS. 1 and 2).

As shown in FIG. 6, the sound-absorbing plate 9 includes a metal sheet 18 having a sound-absorbing fiber layer 16 and a plurality of small through-holes 17 attached to the front surface of the sound-absorbing fiber layer 16. The metal sheet
The sound absorbing fiber layer 16 includes a cloth body 19 attached to the front surface 18 and a rubber layer 20 attached to the back surface of the sound absorbing fiber layer 16.

Further, on both left and right end portions of the frame 6 (back to FIGS. 1 and 2), sound absorbing plate holding portions 21 to which right and left end edges of the sound absorbing plates 9, 9 are fitted are formed. I do. The sound absorbing plate holding portion 21 is formed integrally with a holder member 22 attached to the left and right ends of the frame 6 over substantially the entire length in the vertical direction. More specifically, the sound absorbing plate holding portion 21 is
The left and right edges of the sound absorbing plates 9 and 9 are inserted into the grooves 23.

A gap S is provided between the sound absorbing plate 9 and the sound insulating body 8. Furthermore, a square tubular horizontal bar 32 is screwed between the sound absorbing plates 9 adjacent vertically. At the lower end of the movable sound insulation wall 2, sound insulation members 26, 26 in contact with the floor surface F and a lower opening groove are provided.
Attach the lower holder member 27 having 28. On floor F,
A movable wall fixing member 29 inserted into the lower opening concave groove 28 of the movable sound insulation wall 2 is provided so as to be able to move up and down.

As shown in FIG. 2, a plurality of movable sound insulation walls 2, 2 are connected to each other by holder members 22, 22. In addition, sound insulation members 30 attached to the building
The holder member 22 at the outer end of the movable sound insulation wall 2 in the left-right direction.
Abut.

A method of constructing the movable sound insulation wall 2 will be described. First, a plurality of vertical members 5 and horizontal members 4 are connected by bolts and nuts (not shown) on the floor of the construction site. Then, the frame 6 shown in FIG. 3 is assembled. That is, the vertical members 5 and the horizontal members 4 are connected in a lattice by bolt-nut coupling to form a frame 6 having rectangular windows 7.

Next, as shown in FIG. 7, a rectangular sound insulator 8 is provided in the window 7 of the frame 6, and the sound insulator 8 is provided in the window 7.
To fit on one side. That is, the inwardly projecting protrusions 14 provided on the four sides of the window 7 of the frame 6.
A groove 15 provided on the outer surface of the cushioning member 12 of the sound insulator 8 is provided.
The sound insulator 8 is attached to the window portion 7 of the frame 6 by feeding so that is locked.

This will be described in more detail.
The deep concave groove 15a of the first buffer member 12a of the sound insulating body 8 is made to approach the first protrusion 14a on the side of the window 7 of FIG. In the example of the figure,
Only the state in which the first cushioning member 12a at the upper end of the sound insulator 8 approaches the first protrusion 14a on the upper side of the window 7 is shown. The first buffer member 12a at one end is connected to the first protrusion 14 on one side in the left-right direction of the window 7.
a.

As shown in FIG. 8, the first cushioning member 12a of the sound insulator 8 is externally fitted to the first protrusion 14a on the upper side of the window 7, and the sound insulator 8 is fitted to the window 7. . In addition, the first buffer member 12a at one end in the left-right direction of the sound insulator 8 is fitted to the first protrusion 14a on one side in the left-right direction of the window 7.

Further, as shown in FIG. 9, the sound insulator 8 is moved to the lower side of the window 7 toward the second protrusion 14b, and the second buffer member 12b is moved to the second protrusion 14b of the window 7. Fit outside. And,
The sound insulating body 8 is moved to the second protrusion 14b on the other side in the left-right direction of the window 7 so that the second buffer member 12b is moved to the second protrusion 14b of the window 7.
Externally.

Thereafter, as shown in FIG. 10, a buffer wedge member 31 is driven between the upper side of the window 7 and the first buffer member 12a of the sound insulating body 8. Similarly, a buffer wedge member 31 is driven between one side in the left-right direction of the window 7 and the first buffer member 12a of the sound insulator 8.

Further, as shown in FIG. 11, a gap S is formed between the front and back surfaces of the frame 6 and the sound insulating body 8 so as to form a gap S.
Attach the sound absorbing plates 9 and 9. More specifically, the right and left ends of the sound absorbing plates 9 are inserted into the grooves 23 of the sound absorbing plate holding portions 21 of the holder members 22 of the frame 6 (see FIG. 2). That is, the sound absorbing plate holding portions 21 formed on both left and right end portions of the frame 6.
, And the both ends of the sound absorbing plates 9 are fitted into the fittings.

The sound absorbing plates 9 and 9 located above the framing frame 6 are mounted on the floor with the framing frame 6 lying down. Then, the other sound absorbing plates 9 are attached.

Further, a rectangular tubular horizontal rod 32 is screwed between the sound absorbing plates 9, 9 which are vertically adjacent to each other (see FIG. 1). Thus,
Construction of the moving sound insulation wall 2 is completed. In some cases, the horizontal rod 32 may be omitted.

According to this moving sound insulation wall method,
The mounting of the sound insulating plate 11 and the mounting of the sound absorbing plate 9 on the frame 6
Since it can be performed only by fitting at the site, welding work at the site can be hardly performed, and man-hours for screwing and bolt / nut tightening can be extremely reduced. Therefore, the number of work steps on site can be reduced, and workability is significantly improved. In addition, the number of personnel required for the construction work can be reduced. (95% of the processing work such as welding can be performed at the factory.)

Further, a gap S is formed between the sound insulator 8 and the sound absorbing plates 9, 9, and the buffer member 12 and the buffer wedge member 31 are interposed between the sound insulator 8 and the frame 6. It has an excellent effect of absorbing vibration waves (sound waves). Therefore, the sound insulation is significantly increased.

Next, FIG. 12 shows a cross section of a main part of another moving sound insulating wall 2, in which a sound insulating body 8 has a rectangular sound insulating plate 11 and cushioning members fixed to four sides of the sound insulating plate 11. 12 ... That is, the auxiliary plate 13 is omitted. Other configurations are the same as those in FIGS. The construction method is the same as the construction method described with reference to FIGS. 1 to 11 except for the difference in structure.

The moving sound insulation wall 2 is provided with a sound insulation body 8.
Is simple and the number of parts is reduced. Therefore, it can contribute to a reduction in manufacturing cost. Also, the weight can be reduced.

FIG. 13 shows a cross section of a main part of another moving sound insulation wall 2, wherein the sound insulation body 8 is composed of only a rectangular sound insulation plate 11. Specifically, concave grooves 15 are provided on the upper, lower, left, and right end surfaces of the sound insulating body 8 so as to be externally fitted to the protrusions 14 of the frame 6. Other configurations are the same as those in FIGS. The construction method is the same as the construction method described with reference to FIGS. 1 to 11 except for the difference in structure. This moving sound insulation wall 2
Has a simpler structure and a smaller number of parts. Therefore, it is possible to further contribute to a reduction in manufacturing cost.

The materials of the components of the sound absorbing plate 9 and the sound insulating plate 11 of the movable sound insulating wall 2 may be other than those described above, and various members having sound absorbing and sound insulating properties can be applied.

[0036]

The present invention has the following remarkable effects by the above-mentioned structure.

According to the moving sound insulation wall construction method of the first aspect,
(Even if one side of the moving sound insulation wall 2 is as large as several meters or 10 meters or more), the number of work steps and labor at the site can be reduced, and workability is significantly improved. In addition, the number of personnel required for the construction work can be reduced. In addition, excellent sound insulation can be exhibited.

According to the moving sound insulation wall construction method of the second aspect,
The same effect as that of the first aspect is obtained, and the work of fitting the sound insulating plate 11 into the window 7 of the framing frame 6 is further facilitated, and the construction on site is further facilitated.

According to the moving sound insulating wall construction method of the third aspect,
The same effect as that of the first or second aspect is obtained, and further excellent sound insulation is obtained, and the construction can be more easily performed.

[Brief description of the drawings]

FIG. 1 is a sectional side view of a main part of a moving sound insulation wall structure.

FIG. 2 is a cross-sectional plan view of a main part.

FIG. 3 is a front view of the frame.

FIG. 4 is a front view of the sound insulator.

FIG. 5 is an enlarged sectional view of the sound insulating body.

FIG. 6 is an enlarged sectional view of the sound absorbing plate.

FIG. 7 is an explanatory view of the moving sound insulation wall construction method of the present invention.

FIG. 8 is an explanatory view of a moving sound insulation wall construction method.

FIG. 9 is an explanatory view of a moving sound insulation wall construction method.

FIG. 10 is an explanatory diagram of a moving sound insulation wall construction method.

FIG. 11 is an explanatory diagram of a moving sound insulation wall construction method.

FIG. 12 is an enlarged sectional view of a main part of another moving sound insulation wall.

FIG. 13 is an enlarged sectional view of a main part of another moving sound insulation wall.

[Explanation of symbols]

 Reference Signs List 4 horizontal member 5 vertical member 6 framing frame 7 window 8 sound insulator 9 sound absorbing plate 11 sound insulating plate 12 buffer member 14 window 15 concave groove 21 sound absorbing plate holding portion S void

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁶ Identification code FI E05D 15/00 E05D 15/00 A G10K 11/16 G10K 11/16 D

Claims (3)

[Claims] 1. A frame member 6 having a rectangular window portion 7 is formed by connecting the vertical member member 5 and the horizontal member member 4 in a lattice shape by bolt-nut coupling. The window portion of the frame member 6 is formed. 7, a rectangular sound insulating plate 11 and cushioning members fixed to four sides of the sound insulating plate 11
12 are fitted so that the sound insulators 8 are engaged with the four sides of the window 7, and further, on both the front and back surfaces of the framing frame 6, between the sound insulators 8. A moving sound-insulating wall construction method, wherein sound-absorbing plates 9 are attached so as to form voids S. 2. A concave groove 15 provided on the outer surface of the cushioning member 12 of the sound insulator 8 is engaged with inwardly projecting portions 14 provided on four sides of the window portion 7 of the frame 6. The frame 6
The moving sound insulation wall construction method according to claim 1, wherein the sound insulation body (8) is attached to the window portion (7) by feeding. 3. The moving sound insulating wall construction method according to claim 1, wherein both end portions of the sound absorbing plate 9 are engaged with the sound absorbing plate holding portions 21 formed on both right and left end portions of the framing frame 6.