JPS62156742U

JPS62156742U -

Info

Publication number: JPS62156742U
Application number: JP4500786U
Authority: JP
Priority date: 1986-03-27
Filing date: 1986-03-27
Publication date: 1987-10-05

Description

[Brief explanation of the drawing]

第１図〜第６図はこの考案の一実施例を示し、
第１図はその外形を示す斜視図、第２図はそれの
保守サービス用カバーを外して見た斜視図、第３
図はケーシング本体の上板を外して見た平面図、
第４図は第３図の−より見た断面図、第５図
はそれらの送風機を示す斜視図、第６図は天井内
の設置状態を示す斜視図、第７図は従来の天井内
埋込形換気装置の外観を示す斜視図、第８図はそ
れの保守サービス用の点検カバーを外して示す斜
視図である。図において、１は本体ケーシング、１ｃ_１はそ
れの第１の側面、１ｃ_２は第２の側面、１ｃ_３は
第３の側面、３は熱交換器用点検カバー、４は送
風機用点検カバー、５は排気吹出口、６は給気吸
込口、７は給気吹出口、８は排気吸込口、９は熱
交換器、１２は給気用送風機、１３は排気用送風
機、１２ｄ，１２ｅ，１３ｄ，１３ｅはフアンケ
ーシング、１２ｈ，１３ｈは切欠き、１８，１９
，２０，２１はダクトである。図中同一符号は同
一或は相当部分を示す。 Figures 1 to 6 show an embodiment of this invention,
Figure 1 is a perspective view showing its external appearance, Figure 2 is a perspective view with the maintenance service cover removed, and Figure 3 is a perspective view showing its external appearance.
The figure is a plan view of the casing body with the top plate removed.
Fig. 4 is a cross-sectional view of Fig. 3 as seen from -, Fig. 5 is a perspective view showing the blower, Fig. 6 is a perspective view showing how it is installed in the ceiling, and Fig. 7 is a conventional in-ceiling installation. FIG. 8 is a perspective view showing the external appearance of the built-in ventilation system, with the inspection cover for maintenance service removed. In the figure, 1 is the main casing, 1c ₁ is its first side, 1c ₂ is its second side, 1c ₃ is its third side, 3 is the heat exchanger inspection cover, 4 is the blower inspection cover, 5 is an exhaust air outlet, 6 is an air supply inlet, 7 is an air supply outlet, 8 is an exhaust air inlet, 9 is a heat exchanger, 12 is a supply air blower, 13 is an exhaust air blower, 12d, 12e, 13d, 13e is a fan casing, 12h, 13h are notches, 18, 19
, 20, 21 are ducts. The same reference numerals in the figures indicate the same or corresponding parts.

Claims

[Scope of utility model registration request]

In an in-ceiling type ventilation system in which a heat exchanger, an intake air blower, and an exhaust air blower are installed in a box-shaped main body casing, and this main body casing is embedded in the ceiling, the air supply inside the main body casing is A heat exchanger is disposed on a first side surface having an air outlet and an exhaust air outlet, and a heat exchanger is disposed on a second side surface having an air supply inlet and an exhaust air inlet along the longitudinal direction of the heat exchanger. A supply air blower and an exhaust air blower each having a rectangular parallelepiped fan casing are disposed so as to be pulled out from a maintenance service opening on a third side surface perpendicular to the first and second side surfaces, and each of the air blowers An in-ceiling ventilation system characterized in that a notch is provided on the side surface of the fan casing on the maintenance service opening side, and the notch is used as a handle for drawing out the blower.