Compact self powered and automated attachment to a fluid system

Abstract

An attachment mechanism to a fluid system is provided herein. The mechanism may include: a turbine positioned in a cavity within said mechanism, configured to be rotated by a fluid of the fluid system flowing through the cavity; at least one magnet and at least one power solenoid wherein the at least one magnet or the at least one power solenoid is coupled to the turbine, wherein a relative rotational movement of the at least one magnet over the at least one power solenoid generates an alternating electrical current; a current rectifier configured to rectify the generated alternating electrical current; a capacitor configured to be charged by the rectified current; a control unit configured to discharge the capacitor via at least one actuating solenoid having an actuating magnet located therethrough, responsive to a control signal; and at least one valve plunger each coupled to the respective at least one actuating solenoid or to the at least one actuating magnet and configured to close or open a valve of the fluid system responsive to displacement of the actuating solenoid or the actuating magnet due to the control signal.

1 . An attachment mechanism to a fluid system, comprising:
 a turbine positioned in a cavity within said mechanism, configured to be rotated by a fluid of the fluid system flowing through the cavity;   at least one magnet and at least one power solenoid wherein the at least one magnet or the at least one power solenoid is coupled to the turbine, wherein a relative rotational movement of the at least one magnet over the at least one power solenoid generates an alternating electrical current;   a voltage rectifier configured to rectify the generated alternating electrical current;   an accumulator configured to be charged by the rectified current;   a control unit configured to discharge the accumulator via at least one actuating solenoid having an actuating magnet located therethrough, responsive to a control signal; and   at least one valve plunger coupled to the respective at least one actuating solenoid or to the at least one actuating magnet, which is not coupled to said turbine, and configured to close or open a valve of the fluid system responsive, wherein the at least one valve plunger is actuated by changing the magnetic field between the rotating magnet and the power solenoid, based on the control signal.   
     
     
         2 . The attachment according to  claim 1 , wherein said coupling to said turbine comprises indirect coupling through magnetic coupling. 
     
     
         3 . The attachment mechanism of  claim 1 , wherein the at least one power solenoid and the at least one actuating solenoid are same. 
     
     
         4 . The attachment mechanism of  claim 1 , wherein the at least one power magnet and the at least one actuating magnet are same. 
     
     
         5 . The attachment mechanism of  claim 1  wherein the at least valve plunger comprises two or more valve plungers each associated with a different valve of the fluid system, and wherein each of the two or more valve plungers is coupled to a different magnet or solenoid. 
     
     
         6 . The attachment mechanism of  claim 1 , further comprising a sensor configured to sense the presence of an object near an opening of the fluid system, and to send a suitable signal to control the actuator. 
     
     
         7 . The attachment mechanism of  claim 6 , wherein the sensor receives power from the accumulator. 
     
     
         8 . The attachment mechanism of  claim 1 , wherein said valve includes one or more plungers actuated by the actuator for opening or closing a fluid path extending from an entrance opening of the mechanism to the cavity of the turbine. 
     
     
         9 . The attachment mechanism of  claim 1 , wherein the turbine is located in the surrounding periphery of the valve. 
     
     
         10 . The attachment mechanism of  claim 1 , wherein the turbine includes a central cylinder, wherein magnets are located on the central cylinder or shaft to transform the rotational movement of the turbine to rotating magnetic field, and power solenoid are located adjacently to the magnets to transform the magnetic field to electric power. 
     
     
         11 . The attachment mechanism of  claim 10 , wherein the actuator includes a power solenoid on the stator actuating the plunger, the solenoid is located within the central cylinder, and wherein said solenoid operates also as the coil charging the accumulator when the magnets rotates below the solenoid. 
     
     
         12 . The attachment mechanism of  claim 1 , comprising:
 a rotator plate integral with the turbine, including multiple magnets on multiple locations on the plate around a central cylinder, the magnets are configured to create a rotating magnetic field when the turbine rotates; and   a stator plate including multiple solenoids and a plunger to control the flow of fluid in the mechanism, the multiple solenoids are configured to transform the rotating magnetic field to electric power for storage in the accumulator,   wherein, when a suitable signal is received, at least one of the solenoids is configured to produce magnetic field to repel the stator plate from the rotator plate, thus causing the plunger to close the fluid paths.   
     
     
         13 . The attachment according to  claim 12 , wherein the plunger is connected to the magnet plate in a case the magnet plate is the stator plate. 
     
     
         14 . The attachment according to  claim 12 , wherein the stator plate comprises two or more stator plate each coupled to the plunger. 
     
     
         15 . The attachment according to  claim 12 , further comprising a second plunger, wherein the rotor is coupled to the plunger and wherein the stator is coupled to the second plunger.