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A SWITCHING VALVE SPOOL AND A SHOWER
The present invention discloses a switching valve spool,comprising:a fixed shaft and a switching shaft coaxially arranged in the fixed shaft;the switching shaft is linked with an operating unit and moves between the first position, the second position, and the third position in said fixed shaft along the axis; one end of the switching shaft is an inlet, other end is an outlet, a flow passage is formed along the axial direction between the inlet and the outlet;when the switching shaft is at the first position, the inlet is closed to achieve a state of waterstop; when the switching shaft is at the second position, the inlet is open and an air intake is formed between the side wall of the switching shaft closing to the outlet and the fixed shaft, when the water flows into the fixed shaft from the outlet, the air, due to the diameter of the fixed shaft is larger than the diameter of the outlet, sucked from the air intake under the the Venturi effect, mixes with the water in the fixed shaft to form an aerated spray;when the switching shaft is at the third position, the inlet remains open and the air intake is closed to form a non-aerated spray.
A SWITCHING VALVE SPOOL AND A SHOWER
The present invention discloses a switching valve spool,comprising:a fixed shaft and a switching shaft coaxially arranged in the fixed shaft;the switching shaft is linked with an operating unit and moves between the first position, the second position, and the third position in said fixed shaft along the axis; one end of the switching shaft is an inlet, other end is an outlet, a flow passage is formed along the axial direction between the inlet and the outlet;when the switching shaft is at the first position, the inlet is closed to achieve a state of waterstop; when the switching shaft is at the second position, the inlet is open and an air intake is formed between the side wall of the switching shaft closing to the outlet and the fixed shaft, when the water flows into the fixed shaft from the outlet, the air, due to the diameter of the fixed shaft is larger than the diameter of the outlet, sucked from the air intake under the the Venturi effect, mixes with the water in the fixed shaft to form an aerated spray;when the switching shaft is at the third position, the inlet remains open and the air intake is closed to form a non-aerated spray.
A SWITCHING VALVE SPOOL AND A SHOWER
SCHALTVENTILSCHIEBER UND DUSCHE
BOBINE DE VANNE DE COMMUTATION ET DOUCHE
GONG HAILANG (Autor:in) / ZHANG MINGFU (Autor:in) / LIN FENGDE (Autor:in) / CHEN WENXING (Autor:in)
28.04.2021
Patent
Elektronische Ressource
Englisch