Drawable inductive faucet

Abstract

The present invention discloses a drawable inductive faucet, including a faucet body, a spout, a drawing hose, an intelligent control apparatus, and an electric control valve box for controlling the on-off of a waterway of the faucet, wherein the drawing hose is disposed in the faucet body in a drawable manner; a water inlet end of the drawing hose is connected to the electric control valve box, and a water outlet end is connected to the spout; the intelligent control apparatus is disposed in the faucet body, and is located at one end of the faucet body adjacent to the spout; the intelligent control apparatus is electrically connected to the electric control valve box; the intelligent control apparatus includes a photoelectric induction apparatus and a drawable induction apparatus; the photoelectric induction apparatus is used to induct a human body and control the spout to turn on to discharge water or turn off to stop discharging water; when the spout is drawn out, the drawable induction apparatus is triggered to control the faucet to turn on to discharge water; and when the spout resets, the drawable induction apparatus is triggered to control the faucet to turn off to stop discharging water. The induction speed is quick and direct, and therefore the on-off of the faucet can be precisely controlled.

What is claimed is: 
     
         1 . A drawable inductive faucet, comprising a faucet body, a spout, a drawing hose, an intelligent control apparatus, and an electric control valve box for controlling on-off of a waterway of the drawable inductive faucet, wherein the drawing hose is disposed in the faucet body in a drawable manner; a water inlet end of the drawing hose is connected to the electric control valve box, and a water outlet end of the drawing hose is connected to the spout;
 the intelligent control apparatus is disposed in the faucet body, and is located at one end of the faucet body adjacent to the spout; the intelligent control apparatus is electrically connected to the electric control valve box; the intelligent control apparatus comprises a photoelectric induction apparatus and a drawable induction apparatus; the photoelectric induction apparatus is used to induct a human body and control the spout to discharge water or stop discharging the water by means of the electric control valve box;   the spout is drawn out or resets to trigger the drawable induction apparatus; the drawable induction apparatus transmits a draw-out signal or a reset signal to the electric control valve box; and the electric control valve box controls the spout to discharge the water or stop discharging the water.   
     
     
         2 . The drawable inductive faucet according to  claim 1 , wherein the drawing hose is connected to the spout by means of a metal connector; and the drawing hose and the metal connector perform synchronous displacement with the draw-out and the reset of the spout. 
     
     
         3 . The drawable inductive faucet according to  claim 2 , wherein the drawable induction apparatus is a mechanical ejector pin switch; in an initial state, a contact of the mechanical ejector pin switch is in contact with the metal connector; the spout is drawn out or resets, such that the contact of the mechanical ejector pin switch separates from or contacts with the metal connector, and the mechanical ejector pin switch transmits the draw-out signal or the reset signal to the electric control valve box, so as to control the spout to discharge the water or stop discharging the water. 
     
     
         4 . The drawable inductive faucet according to  claim 1 , wherein the drawable induction apparatus is a magnetic induction apparatus; the magnetic induction apparatus comprises inductors and induction members; a number of the inductors is at least two, or a number of the induction members is at least two; each of the induction members is disposed at the water outlet end of the drawing hose and moves together with the drawing hose; each of the inductors is fixedly disposed at one end of the faucet body adjacent to the spout and is used to induct movement of a corresponding one of the induction members; in an initial state, each of the induction members is located above each of the inductors. 
     
     
         5 . The drawable inductive faucet according to  claim 4 , wherein each of the inductors comprises a first magnetic induction switch and a second magnetic induction switch which are sequentially disposed in a water outlet direction of the faucet body; a magnet is disposed inside a faucet housing at a position corresponding to the magnetic induction switch; each of the induction members is a demagnetization ring disposed at the water outlet end of the drawing hose; when the spout is drawn out, the demagnetization ring is driven to sequentially trigger the first magnetic induction switch and the second magnetic induction switch, and the electric control valve box receives the draw-out signal and controls the spout to discharge the water; when the spout resets, the demagnetization ring is driven to sequentially trigger the second magnetic induction switch and the first magnetic induction switch, and the electric control valve box receives the reset signal and controls the spout to stop discharging the water. 
     
     
         6 . The drawable inductive faucet according to  claim 4 , wherein each of the inductors is a magnetic pole determiner; each of the induction members is a magnetic member having an N pole and an S pole, wherein the N pole of the magnetic member is a first induction member, and the S pole of the magnetic member is a second induction member; the first induction member and the second induction member are sequentially disposed in a draw-out direction of the drawing hose; when the spout is drawn out, the S pole and the N pole of the magnetic member are driven to sequentially pass through the magnetic pole determiner, and the magnetic pole determiner determines that the spout is drawn out, and transmits the draw-out signal to the electric control valve box, so as to control the spout to discharge the water; and when the spout resets, the N pole and the S pole of the magnetic member are driven to sequentially pass through the magnetic pole determiner, and the magnetic pole determiner determines that the spout resets, and transmits the reset signal to the electric control valve box, so as to control the spout to stop discharging the water. 
     
     
         7 . The drawable inductive faucet according to  claim 1 , wherein the drawable induction apparatus is a magnetic reed induction apparatus; the magnetic reed induction apparatus comprises a magnetic reed switch and a magnet; the magnetic reed switch is fixedly disposed at one end inside the faucet body adjacent to the spout; the magnet is disposed at the water outlet end of the drawing hose and performs synchronous displacement with the draw-out or the reset of the spout and the drawing hose, so as to keep away from or get close to the magnetic reed switch; and the electric control valve box receives the draw-out signal or the reset signal, and controls the spout to discharge the water or stop discharging the water. 
     
     
         8 . The drawable inductive faucet according to  claim 1 , wherein the photoelectric induction apparatus is an infrared induction switch disposed inside the faucet body; an infrared induction region is disposed on an outer surface of the faucet body at a position corresponding to the infrared induction switch; when the human body is located within the infrared induction region, the infrared induction switch acquires a signal by means of human body induction, and transmits the acquired signal to the electric control valve box; and the electric control valve box controls the spout to discharge the water or stop discharging the water. 
     
     
         9 . The drawable inductive faucet according to  claim 8 , wherein the faucet body is in an inverted U shape; and the infrared induction switch is located on an inner side of an inverted U-shaped faucet body opening. 
     
     
         10 . The drawable inductive faucet according to  claim 1 , wherein a handle switch is disposed on a side wall of the faucet body; the handle switch is connected to the electric control valve box, so as to control the spout to discharge the water or stop discharging the water.