Vertical-Shaft Sewage Pump with Anti-Collision Switch

Abstract

The invention discloses a vertical-shaft sewage pump with an anti-collision switch, which comprises a water pump driving component, a switch controlling component, a base and a pillar fixed on the base. The electrical connection part includes a tab electrically connected with the drive motor, a base disposed on the upper surface of the switch controlling component, and a pin inserted in the base, the upper end of the pin is connected with the tap, and its lower end is connected with a micro switch which disposed in the water pump driving assembly via a wire. The water pump, the switch part and the main body of the water pump of the present invention adopt an integral package, which has a simple structure so that convenient for installation and is not easy to be damaged.

1 . A vertical-shaft sewage pump with an anti-collision switch comprising a water pump driving component, a switch controlling component, a base and a pillar fixed on the base, the said switch controlling component is arranged below the water pump driving component and equipped aside the pillar via a bracket assembly, an electrical connection part disposed between the water pump drive assembly and the switch controlling component, the said electrical connection part including a tab which electrically connected with the drive motor, a base disposed on the upper surface of the switch controlling component, and a pin inserting in the base, the upper end of the pin connected with the tap and the lower end connected with a micro switch which disposed in the water pump driving assembly via a wire. 
     
     
         2 . The vertical-shaft sewage pump with anti-collision switch according to  claim 1 , characterized in that the water pump driving assembly comprises a driving motor, a casing sleeved on the outside of the driving motor, an upper end cover and a lower end cover which respectively fixed at the upper end and the lower end of the casing. 
     
     
         3 . The vertical-shaft sewage pump with anti-collision switch according to  claim 2 , characterized in that a plurality of cylindrical bosses are arranged on the lower surface of the lower end cover, and the inner thread for engaging with screws disposed inside of the cylindrical bosses. 
     
     
         4 . The vertical-shaft sewage pump with anti-collision switch according to  claim 2 , characterized in that, a convex plate is outwardly extended from the upper surface of the upper end cover, a circular hole is provided on the convex plate, and the circular hole is penetrated with a hand ring. 
     
     
         5 . The vertical-shaft sewage pump with anti-collision switch according to  claim 1 , characterized in that the switch controlling assembly comprises a switch box, a micro switch housed inside the switch box, a guide rod inserted inside the switch box and a floating ball that is movable upwards and downwards along the guide rod. 
     
     
         6 . The vertical-shaft sewage pump with anti-collision switch according to  claim 5 , characterized in that the switch box is internally provided with a cavity for accommodating the guide rod, and the end of the guide rod which extended into the switch box is disposed with a magnetic part. 
     
     
         7 . The vertical-shaft sewage pump with anti-collision switch according to  claim 5 , characterized in that the upper and lower sides of the floating ball on the guide rod are respectively provided with an upper position limitation ring and a lower position limitation ring. 
     
     
         8 . The vertical-shaft sewage pump with anti-collision switch according to  claim 1 , characterized in that the bracket assembly comprises a front bracket and a rear bracket, one ends are fixedly connected, and the other ends are pivotally connected through a round pin extended in a through hole. 
     
     
         9 . The vertical-shaft sewage pump with anti-collision switch according to  claim 8 , characterized in that the inner surfaces of the front bracket and the rear bracket are vertically provided with anti-skid guide grooves. 
     
     
         10 . The vertical-shaft sewage pump with anti-collision switch according to  claim 8 , characterized in that a fixed ring for inserting the guide rod extendedly disposed on the end of the rear bracket which is distant from the pillar.