JPS648967U - - Google Patents

Description

[Brief explanation of the drawing]

FIG. 1 is a schematic side view of an embodiment of the ultrasonic atomization device of the present invention. FIG. 1a is a diagram showing the relationship between the point position on the atomization surface and the effective amplitude of the ultrasonic atomization device of the present invention. FIG. 2 is a diagram showing an example in which the ultrasonic atomization device of the present invention is used in a multi-point injection type intake pipe which is a small diameter pipe.
FIG. 3 is a schematic side view showing an example of a conventional ultrasonic atomization device. FIG. 4 is a schematic side view showing another example of a conventional ultrasonic atomization device. Figure 5 shows
It is a figure which shows the relationship between the point position on the atomization surface of a conventional ultrasonic atomization device, and effective amplitude. FIG. 6 is a schematic cross-sectional view of a conventional single point injector. FIG. 7 is a schematic cross-sectional view in which the conventional ultrasonic atomization device shown in FIG. 4 is applied to the conventional single point injector shown in FIG. FIG. 8 is a schematic cross-sectional explanatory diagram of a conventional multi-point injector. FIG. 9 is a schematic partial cross-sectional view of essential parts of the conventional ultrasonic atomization device shown in FIG. 4 applied to the conventional multi-point injector shown in FIG. 8. FIG. 10 is a plan view of FIG. 9. A, a: Ultrasonic atomization device, 1: Ultrasonic generation means, 2: Vibrator, 5: Fuel injection valve (liquid substance supply means), 6: Injection port (liquid substance supply means), 3, 3
a, 3A: atomization surface, 7: liquid substance, 11: atomization diffusion section, 13: control section, 10: central section.

Claims (1)

[Claims for Utility Model Registration] (1) A vibrator is vibrated by ultrasonic generating means, and atomization is formed on the vibrator from a liquid substance supply means disposed on the side opposite to the vibrator. An ultrasonic atomizer that atomizes a liquid substance supplied to a surface, wherein the atomization surface facing the liquid substance supply means atomizes the supplied liquid substance in a wide angle direction;
An ultrasonic atomization device comprising: an atomization/diffusion section formed to cause the liquid substance to diffuse; and a control section formed to atomize and diffuse the liquid substance in a predetermined control direction. (2) Utility model registration claim 1, characterized in that the atomizing/diffusing section is located approximately at the center of the atomizing surface and has a substantially conical surface shape. The ultrasonic atomization device described in . (3) The generally conical shape of the atomizing/diffusion part is curved from the apex toward the conical bottom edge, as set forth in claim 1 or 2 of the utility model registration claim. Ultrasonic atomization device. (4) The generally conical shape of the atomizing/diffusing section is curved concavely from its apex toward its bottom edge, as claimed in any one of claims 1 to 3 of the utility model registration claim. The ultrasonic atomization device according to item 1. (5) The utility model registered in claim 1, wherein the control unit is located near the conical bottom edge of the atomization surface, and the surface thereof is curved in a concave shape. The ultrasonic atomization device described.