| 摘要 |
<p>Vibratory pump provided with diameter smaller than the diameter normally observed, proper to house the pump inside the tubular well; said pump is still provided with cooling device of the drive solenoid set (10), that consists in inverting the mechanism position, in such way that the mentioned solenoid (10) is located in the upper region of the pump and housed within the inverted tubular cup (40); and the transmission member (20), subject to the solenoid (10); the pumping set (30), subject to the transmission member (20), and the water inlets (38), are placed in the lower region of the pump; said inverted tubular cup (40) defines an annular pass (41) respecting to the frame wall (1), whose upper end communicates with the pumping upper outlet (2) of the frame (1) and the lower end of said pass (41) communicates with the pumping outlets (33) which communicate with the auxiliary pumping chamber (32) of the pumping set (30).</p> |
