KR910018707A - Valve control member for fluid control valve and fluid control valve and idle air amount control device for automobile using the fluid control valve - Google Patents

Abstract

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Description

Idle control valve and valve holding member for fluid control valve and idle air amount control device for automobile using the fluid control valve

Since this is an open matter, no full text was included.

1 is a cross-sectional view of a control valve according to an embodiment of the present invention, FIG. 2 is a perspective view of a vibration suppressing member of FIG. 1, and FIG. 4 is a system diagram showing an application example of a control valve according to the present invention.

Claims (13)

An on / off valve disposed in the middle of the fluid passage, an axis fixed to the valve body so as to retract the on / off valve in the axial direction, a driving force source for applying a propulsion force to the axis, bearing means for supporting the retraction freely, and a direction perpendicular to the axis And a pressurizing means for pressurizing the shaft with a predetermined force by applying a pressing pressure to the inner wall surface of the bearing. The fluid control valve according to claim 1, wherein the driving force source is a magnetic suction force generating device using an electromagnetic solenoid, and the shaft is provided with a member which is sucked by the magnetic suction input. A control valve disposed in a bypass passage communicating upstream and downstream of an intake throttle valve provided in an intake passage of an internal combustion engine, and supports a rod-shaped valve shaft provided with a valve body so as to be movable in an axial direction of the valve shaft. A valve having an idle rotation speed control valve of an internal combustion engine that changes the passage area of the bypass passage by displacing the valve body in the axial direction according to the amount of energization, and controls the amount of air passing through the bypass passage. An idle air amount control apparatus for a vehicle, comprising pressing means for adding the shaft in which the valve body is installed in the axially perpendicular direction within a range that does not interfere with the displacement of the sieve. A valve port provided between the inlet and the outlet of the fluid passage, a valve body provided opposite the valve port, an axis for operating the valve body, a bearing for movably supporting both ends of the axis, and an axial direction in the flanger An electromagnet device for exerting a force of a force, a coil spring for adding the valve body in a direction of closing the valve mechanism, and a spring means separate from the spring for imparting a force to press the shaft against an inner wall surface of the bearing; Fluid control valve, characterized in that. It is installed in the air passage bypassing the intake pipe and has a flanger and a hollow shaft, a valve and diaphragm mechanism installed on the shaft, the position being determined according to the signal input to the solenoid, and one end of the shaft is opened downstream of the valve. An idle rotation control device, the other end of which is opened in a negative pressure chamber partitioned by the diaphragm and forms a valve mechanism between the seat installed in the flanger, the spring for applying a force in the radial direction with respect to the axis. Vehicle idle air amount control device characterized in that the installation. 6. The idle air amount control apparatus for an automobile according to claim 5, wherein the spring mechanism comprises two or more springs for generating a radial direction force against the shaft. 6. The idle air amount control apparatus for an automobile according to claim 5, wherein the spring mechanism is a leaf spring. 6. The idle air amount control apparatus for an automobile according to claim 5, wherein a wire rod is used for the spring mechanism. 8. The idle air amount control apparatus for an automobile according to claim 7, wherein the holding means of the spring mechanism is spot welded. 8. An idle air amount control apparatus for an automobile according to claim 7, wherein the holding means of said spring mechanism is caused by plastic bending of a holding member. A disc having a hole for inserting the valve shaft in the center thereof, formed around the disc and held by the annular mounting member for mounting the disc to the case body of the valve, the disc or the annular mounting member, toward the center of the hole. A retaining member for a fluid control valve, comprising: an elastic plate which is softened and imparts a pressing force in a axially perpendicular direction to a valve shaft passing through the hole. A holding member for a fluid control valve, characterized in that a vibration preventing means for preventing vibration of the valve shaft is provided. 12. The fluid control valve according to claim 11, wherein the anti-vibration means is composed of at least two elastic bodies fixed to the inner wall of the valve case, and the valve shaft is perturbably interposed between the tip curved portions of the elastic body. ※ Note: The disclosure is based on the initial application.