JPS6012124U - ventilation fan - Google Patents

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

【図面の簡単な説明】[Brief explanation of the drawing]

図はこの考案の換気扇の取付は使用状態を青す垂直断面
図である。 なお図中１は仕切り壁、２はその換気穴、４は第１の風
路部材、４ｂは筒状ダクト部、４ｄはその先端テーパー
面、５はオリフィス、５ａはその先端筒状部、５ｅはそ
のテーパー面、６はプロペラファン、７はその駆動用モ
ータ、１０は遠心ディフューザー風路を示すものである
。The figure is a vertical sectional view showing how the ventilation fan of this invention is installed and in use. In the figure, 1 is a partition wall, 2 is a ventilation hole thereof, 4 is a first air path member, 4b is a cylindrical duct part, 4d is a tapered surface at its tip, 5 is an orifice, 5a is a cylindrical tip part, 5e 6 indicates its tapered surface, 6 indicates a propeller fan, 7 indicates a driving motor thereof, and 10 indicates a centrifugal diffuser air path.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）仕切り壁に設けた換気穴に挿入した遠心ディフュ
ーザー風路の形成用第１の風路部材の筒状ダクト部に、
中央に上記風路内に位置するプロペラファンの駆動用モ
ータを取付けたオリフィスの先端筒状部を、当該オリフ
ィスの屋内側からの上記換気穴えの装脱により接合離反
させるようにしたことを特徴とする換気扇。(1) In the cylindrical duct part of the first air passage member for forming the centrifugal diffuser air passage inserted into the ventilation hole provided in the partition wall,
The cylindrical end of the orifice, in which the drive motor for the propeller fan located in the air passage is mounted in the center, is connected and separated by attaching and detaching the ventilation hole from the indoor side of the orifice. ventilation fan. （２）仕切り壁の屋内側壁面に圧接されるオリフィスの
当該衝合端部には環状肉薄部を一連に付設すると共に、
その先端筒状部と換気穴内における第１の風路部材の筒
状ダクト部との接合はこれら相互に設けたテーパー面で
行わせるように□した実用新案登録請求の範囲第１項記
載の換気扇。(2) A series of annular thin parts are attached to the abutting end of the orifice that is pressed against the indoor side wall surface of the partition wall, and
The ventilation fan according to claim 1, wherein the distal end cylindrical portion and the cylindrical duct portion of the first air path member in the ventilation hole are joined to each other by a mutually provided tapered surface. .