JPS59185525U

JPS59185525U - Simultaneous intake and exhaust ventilation fan

Info

Publication number: JPS59185525U
Application number: JP8138983U
Authority: JP
Inventors: 井口　明広; 敏康黒川
Original assignee: 三菱電機株式会社
Priority date: 1983-05-30
Filing date: 1983-05-30
Publication date: 1984-12-10

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来の換気扇構造を示す分解斜視図、第２図は
同上の換気扇の取付例を示す縦断面図、第３図は同上の
換気扇の側面図、第４図は本考案に係る換気扇構造を示
す分解斜視図、第５図は同上の換気扇の取付例を示す縦
断面“図、第６図は同上の換気扇の側面図である。１・・・本体ケーシング、３・・・ファン、１２・・・
ベルマウス、１２Ａ・・・筒状部、１２Ｂ・・・遮蔽壁
部、１４・・・排気通路、１５・・・吸気通路、１６・
・・グリル、１６Ａ・・・吸気口、１６Ｂ・・・排気口
。第３図第４図　　　　　　　　１２８Fig. 1 is an exploded perspective view showing the structure of a conventional ventilation fan, Fig. 2 is a vertical sectional view showing an example of how the above ventilation fan is installed, Fig. 3 is a side view of the same ventilation fan, and Fig. 4 is a ventilation fan according to the present invention. FIG. 5 is a vertical cross-sectional view showing an example of how the above ventilation fan is installed, and FIG. 6 is a side view of the same ventilation fan. 1...Main body casing, 3...Fan, 12...
Bell mouth, 12A... Cylindrical part, 12B... Shielding wall part, 14... Exhaust passage, 15... Intake passage, 16.
...Grill, 16A...Intake port, 16B...Exhaust port. Figure 3 Figure 4 128

Claims

[Scope of utility model registration request]

A bell mouth disposed inside the main body casing is connected to a cylindrical part into which the fan is inserted, and extends from two opposing positions of the cylindrical part to extend between the outer periphery of the cylindrical part and the inner periphery of the main casing. The cylindrical part is formed into a shape including a shielding wall part that closes the passage, and the inside of the cylindrical part is used as an exhaust passage that communicates between the indoor and outdoor areas, and the space between the outer periphery of the cylindrical part and the inner periphery of the main body casing is connected between the indoor and outdoor areas. a grill attached to an opening facing the interior of the main body casing, and an intake port communicating with the intake passage at two opposing positions on the side wall; A simultaneous intake and exhaust type ventilation fan, characterized in that the fan is formed in a shape having an exhaust port communicating with the exhaust passage.