JPH0427345U

JPH0427345U -

Info

Publication number: JPH0427345U
Application number: JP6797490U
Authority: JP
Priority date: 1990-06-27
Filing date: 1990-06-27
Publication date: 1992-03-04

Description

[Brief explanation of the drawing]

第１図ないし第４図は本考案の一実施例を示し
たもので、第１図は一主要部分の分解斜視図、第
２図は全体の縦断面図、第３図は化粧カバー及び
閉塞板を取外した状態での全体の下面図、第４図
は第３図の−線に沿う一主要部分の縦断面図
である。又、第５図及び第６図は従来のものを示
したもので、第５図は第２図相当図、第６図は第
３図相当図である。図面中、１１は外枠、１６は送風羽根、１７は
ケーシング、１８は吸気口、１９は閉塞板、２０
は受具、２０ａは受部、２０ｂは挿入部、２０ｄ
はストツパ部、２８は挿入受部を示す。 Figures 1 to 4 show an embodiment of the present invention, in which Figure 1 is an exploded perspective view of one main part, Figure 2 is a longitudinal sectional view of the whole, and Figure 3 is a decorative cover and closure. FIG. 4 is a bottom view of the entire device with the plate removed, and FIG. 4 is a vertical cross-sectional view of one main part taken along the line - in FIG. 3. Further, FIGS. 5 and 6 show conventional devices, with FIG. 5 being a diagram corresponding to FIG. 2, and FIG. 6 being a diagram corresponding to FIG. 3. In the drawing, 11 is an outer frame, 16 is a blower blade, 17 is a casing, 18 is an intake port, 19 is a closing plate, 20
is a receiver, 20a is a receiver, 20b is an insertion part, 20d
28 indicates a stopper portion, and 28 indicates an insertion receiving portion.

Claims

[Scope of utility model registration request]

A casing that surrounds the blower blades is disposed inside the outer frame, and a closing plate is disposed that has an intake port and closes the opening of the casing at a portion other than the intake port. and a receiver having an insertion portion and a stopper portion, the insertion portion of the receiver is inserted and engaged with an insertion receiving portion formed on the outer frame, and an end of the casing is brought into contact with the stopper portion,
A ventilation fan characterized by having a blocking plate attached to the receiving part.