JPS63100697U

JPS63100697U -

Info

Publication number: JPS63100697U
Application number: JP19511586U
Authority: JP
Priority date: 1986-12-18
Filing date: 1986-12-18
Publication date: 1988-06-30

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例に係るモータ冷却空
気取り出し構造を適用した送風機の断面図、第２
図は第１図のＡ―Ａ線に沿つて断面した同上送風
機の断面図、第３図は第１図Ｂ―Ｂ線に沿つて見
た同上送風機で用いられているモータの前面部分
を示した平面図、第４図は同上送風機における冷
却空気取出口の拡大断面図、第５図は従来の冷却
空気取り出し構造を適用した送風機の一例を示し
た断面図である。２１……送風部、２２……モータ、２４……吸
気口、２６……吐出口、２７……ケース、２８…
…フアン、３２……冷却空気取出口、３３……突
壁部、３４……ホース（管路）、４９……通気孔
、５１……冷却空気取入口。 Fig. 1 is a sectional view of a blower to which a motor cooling air extraction structure according to an embodiment of the present invention is applied;
The figure shows a cross-sectional view of the above blower taken along the line A-A in Fig. 1, and Fig. 3 shows the front part of the motor used in the above blower taken along the line B-B in Fig. 1. FIG. 4 is an enlarged sectional view of a cooling air outlet in the same blower, and FIG. 5 is a sectional view showing an example of a blower to which a conventional cooling air extraction structure is applied. 21...Blower section, 22...Motor, 24...Intake port, 26...Discharge port, 27...Case, 28...
...Fan, 32...Cooling air intake port, 33...Protruding wall portion, 34...Hose (pipe line), 49...Vent hole, 51...Cooling air intake port.

Claims

[Scope of utility model registration request]

A blower case having a built-in rotary fan and a cooling air outlet provided on the rear wall, and a motor attached to the case to rotate the fan, and connected to the cooling air outlet at the rear of the motor through a conduit. A blower motor cooling air extraction structure is provided with a cooling air intake in the case and a ventilation hole communicating with the case in the front part, the cooling air intake in the case being connected to the cooling air intake in the case. A blower motor cooling air extraction structure characterized by having a protruding wall section that surrounds the fan in a substantially circumferential manner.