JPS6041741U

JPS6041741U - ventilation system

Info

Publication number: JPS6041741U
Application number: JP13528083U
Authority: JP
Inventors: 哲小林; 浩古屋
Original assignee: ヤマハ株式会社
Priority date: 1983-08-31
Filing date: 1983-08-31
Publication date: 1985-03-25

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来の換気装置の正面図、第２図は第１図■−
■線視断面図、第３図はこの考案の一実施例として示し
た換気装置Ａの一部を省略した正面図、第４図は第３図
ＩＶ−ＩＶ線視断面図、第５図は換気装置Ａの要部の拡
大斜視図、第６図、第７図は換気装置Ａの使用例を示す
図であって、第６図は換気装置Ａを設置した建築物の窓
部分の横断平面図、第７図は同縦断側面図、第８図ａ、
　ｂ。第９図ａ、　ｂは実験用に製作したこの考案による換気
装置Ｒ１，Ｒ２の構成を示す図であって、第８図ａは換
気装置Ｒ□の枠部の斜視図、同図すは換気装置Ｒ１の要
部の側断面図、第９図ａは換気装置Ｒ２の枠部の斜視図
、同図すは換気装置Ｒ２の要部の側断面図、第１０図は
換気装置Ｒ，，Ｒ２の吸音部に用いたグラスウールの吸
音特性を示す特性図、第１１図は換気装置Ｒ１，Ｒ，の
遮音特性（周波数に対する挿入損失）を示す特性図であ
る。Ａ・・・・・・換気装置、１１・・・・・・枠部、１２
・・・・・・羽根、１３−・・・・・・ガラリ部、１４
・・・・・・吸音部、２２・・・・・・空気の流通路。（ｄｓｌ　３０゜□−エ、−− １ｏ＋＋す５　　　　ｍｌコ　　　　２りＵ　　　び−ノ＠、ｉ歌−Figure 1 is a front view of a conventional ventilation system, Figure 2 is Figure 1 -
■A line sectional view, Figure 3 is a partially omitted front view of the ventilation system A shown as an embodiment of this invention, Figure 4 is a line sectional view taken along line IV-IV in Figure 3, and Figure 5 is a Figures 6 and 7 are enlarged perspective views of the main parts of ventilation system A, and are diagrams showing examples of how ventilation system A is used, and Figure 6 is a cross-sectional plane of a window part of a building in which ventilation system A is installed. Figure 7 is a vertical sectional side view, Figure 8a,
b. Figures 9a and b are diagrams showing the configurations of ventilation systems R1 and R2 according to this invention, which were manufactured for experiments, and Figure 8a is a perspective view of the frame of the ventilation system R□; FIG. 9a is a side sectional view of the main parts of the ventilation system R1, FIG. 9a is a perspective view of the frame of the ventilation system R2, and FIG. 10 is a side sectional view of the main parts of the ventilation system R2. FIG. 11 is a characteristic diagram showing the sound-absorbing characteristics of the glass wool used in the sound-absorbing part of the ventilation system R1, R, and FIG. A... Ventilation device, 11... Frame, 12
.....Blade, 13 - .....Gallery part, 14
...Sound absorbing section, 22...Air circulation path. (dsl 30゜□-E,-- 1o++ Su5 ml ko 2ri U bi-no @, i song-

Claims

[Scope of utility model registration request]

In a ventilation device comprising a frame part and a louver part consisting of a plurality of blades arranged and attached to the frame part in a substantially parallel manner, and an air flow path is formed between each of the plurality of blades. , a ventilation device characterized in that the blade is provided with a sound absorbing section.