JPS594935U

JPS594935U - ventilation fan

Info

Publication number: JPS594935U
Application number: JP10025382U
Authority: JP
Inventors: 可知　忠勝
Original assignee: 三菱電機株式会社
Priority date: 1982-07-02
Filing date: 1982-07-02
Publication date: 1984-01-13

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 drawings]

第１図は従来例としての換気扇を示す縦断面図、第２図
は本考案の適用例としての換気扇を示す縦断面図、第３
図は本体フレームの背面斜視図、第４図は木枠の構造の
一例を示す斜視図である。なお、図中同一符号は同−又
は相当部分を示す。１・・・・・・本体フレーム、２・・・・・・羽根車、
３・・・・・・電動機、４・・・・・・排気口、５・・
・・・・シャッタ、６・・・・・・取付面、７・・・・
・・フランジ、８・・・・・・油受、９・・・・・・オ
リフィス部、１０・・・・・・枠部、１１・・・・・・
吸込口、１３・・・・・・フィルタ、１５・・・・・・
リブ構造、１６・・・・・・溝、１７・・・・・・パツ
キン材。Fig. 1 is a longitudinal sectional view showing a ventilation fan as a conventional example, Fig. 2 is a longitudinal sectional view showing a ventilation fan as an application example of the present invention, and Fig. 3 is a longitudinal sectional view showing a ventilation fan as an example of application of the present invention.
The figure is a rear perspective view of the main body frame, and FIG. 4 is a perspective view showing an example of the structure of the wooden frame. Note that the same reference numerals in the figures indicate the same or equivalent parts. 1... Body frame, 2... Impeller,
3...Electric motor, 4...Exhaust port, 5...
...Shutter, 6...Mounting surface, 7...
... Flange, 8 ... Oil pan, 9 ... Orifice part, 10 ... Frame part, 11 ......
Suction port, 13...Filter, 15...
Rib structure, 16...groove, 17...packing material.

Claims

[Scope of utility model registration request]

A cylindrical body comprising a filter at the suction port facing the indoors, a shutter that can be opened and closed at the exhaust port facing the outdoors, and an impeller rotating by an electric motor disposed inside the body, which constitutes the exhaust port. The frame has an orifice in the center that serves as an air passage structure that enters the inside of the main body frame, and an oil pan is attached to the opening on the indoor side of the frame, and an oil pan is attached to the opening on the indoor side of the main body frame. The ventilation fan has a configuration in which a series of rib structures projecting to the rear side surround the opening on the indoor side on the outside on the mounting surface at the edge of the opening on the indoor side.