JPH033654U

JPH033654U -

Info

Publication number: JPH033654U
Application number: JP6263289U
Authority: JP
Priority date: 1989-05-30
Filing date: 1989-05-30
Publication date: 1991-01-16

Description

[Brief explanation of the drawing]

第１図ないし第３図は本考案の一実施例を示し
、第１図は一部断面にて示す要部の正面図、第２
図は第１図の−線に沿う横断面図、第３図は
分解斜視図であり、第４図及び第５図は本考案の
それぞれ異なる他の実施例を示す部分横断面図及
び部分縦断側面図、第６図及び第７図はそれぞれ
異なる従来例を示す斜視図である。図中、２３……取付枠、２４……排気ダクト接
続体、２５……吸気ダクト接続体、２６，２７…
…接続口部、２８……本体、２９……排気口、３
０……吸気口、３１……受け部、３５……位置決
め片、３５ａ……位置決め部、３９……排気ダク
ト、４０……吸気ダクト、４４……受け部、４５
……切欠（受け部）、４６……溝部（位置決め部
）である。 Figures 1 to 3 show one embodiment of the present invention, with Figure 1 being a front view of the main part partially shown in section, Figure 2
The figure is a cross-sectional view taken along the line - in FIG. 1, FIG. 3 is an exploded perspective view, and FIGS. 4 and 5 are a partial cross-sectional view and a partial vertical cross-sectional view showing other different embodiments of the present invention, respectively. The side view, FIG. 6, and FIG. 7 are perspective views showing different conventional examples. In the figure, 23...Mounting frame, 24...Exhaust duct connection body, 25...Intake duct connection body, 26, 27...
... Connection port, 28 ... Main body, 29 ... Exhaust port, 3
0... Intake port, 31... Receiving part, 35... Positioning piece, 35a... Positioning part, 39... Exhaust duct, 40... Intake duct, 44... Receiving part, 45
. . . Notch (receiving portion), 46 . . . Groove portion (positioning portion).

Claims

[Scope of utility model registration request]

An intake duct connection body and an exhaust duct connection body that are attached to different sides of a rectangular mounting frame provided on the ceiling and have a protruding connection port for connecting an intake duct and an exhaust duct arranged in the ceiling. and a fan device is disposed inside, and an intake port and an exhaust port are provided on two different sides to communicate with the connection ports of each of the duct connection bodies, and these two sides are in contact with each of the duct connection bodies. A main body that is attached to a mounting frame;
A positioning portion is integrally provided on one side at a distance from the connection port portion in the lateral direction, and a receiving portion for receiving the positioning portion is provided at the other side at a distance from the connection port portion in the lateral direction; 1. A ventilation fan for a duct, characterized in that, when the duct connectors are received, the connection ports of both the duct connectors are installed in a relationship that corresponds to the intake port and the exhaust port of the main body.