This pump is lacking the internal components like the shaft and the auger, it's for visualization only.
As the name suggests, the pump continuosly flow any kind of fluid stored in a tank located on top of it, the holes in the rectangle are used to hold a vessel, which must be sealed with rubber like material, and pressed together using bolts and nuts. This pump was developed by Weatherford, an american company, it utilizes a SEW motor/reducer.
Version available:
-Solidworks 2013 (native) -IGES -STEP -x_t (parasolid)