JPH0291806U

JPH0291806U -

Info

Publication number: JPH0291806U
Application number: JP51489U
Authority: JP
Priority date: 1989-01-09
Filing date: 1989-01-09
Publication date: 1990-07-20

Description

[Brief explanation of drawings]

第１図は本考案の一実施例に防音壁ブロツクの
構造を示し、第１図Ａは正面図、第１図Ｂは第１
図ＡのＡ−Ａ線に沿う断面図、第２図は同実施例
の設置状態を示し、第２図Ａはその正面図、第２
図Ｂはその平面図、第３図は第２図ＢのＣ部の拡
大縦断面図、第４図Ａは従来の防音壁の正面図、
第４図Ｂは第４図ＡのＢ−Ｂ線に沿う断面図であ
る。１……遮音材（ＦＲＰ層）、１ａ……遮音材の
突条、２……空気層、３……多孔質セラミツクス
吸音板、４……埋込ボルト、１０……防音壁、１
１……支持鉄骨。 Fig. 1 shows the structure of a soundproof wall block according to an embodiment of the present invention, Fig. 1A is a front view, and Fig. 1B is a first
A sectional view taken along line A-A in Figure A, Figure 2 shows the installation state of the same embodiment, Figure 2A is its front view, and Figure 2
Figure B is a plan view thereof, Figure 3 is an enlarged vertical sectional view of section C in Figure 2B, Figure 4A is a front view of a conventional soundproof wall,
FIG. 4B is a sectional view taken along line BB in FIG. 4A. DESCRIPTION OF SYMBOLS 1... Sound insulation material (FRP layer), 1a... Protrusion of sound insulation material, 2... Air layer, 3... Porous ceramic sound absorption board, 4... Embedded bolt, 10... Sound insulation wall, 1
1...Supporting steel frame.

Claims

[Scope of utility model registration request]

A soundproof wall characterized in that a porous ceramic sound-absorbing plate is used as a sound-absorbing surface, a fiber-reinforced plastic is used as a sound-insulating surface, and an air layer is provided between the sound-absorbing surface and the sound-insulating surface.