Need not large -traffic fast division of spool valve of extra power driven

The utility model discloses a need not large -traffic fast division of spool valve of extra power driven belongs to the valve field. Merge can be at step downthehole gliding " scholar " style of calligraphy case including inside cylindrical valve body for the step hole with setting up in the valve body to match with the step hole, the valve body is greater than feed liquor intracavity control chamber directly including feed liquor chamber and the internal diameter that is linked together, the case include by the connecting rod connect respectively with feed liquor chamber and control chamber sealed complex throttle post and guide post mutually, the juncture that is close to the feed liquor chamber on the chamber wall in control chamber and controls the chamber sets up the fluid issuing, the tip that lies in the case connecting rod on the control chamber is provided with adjusts the case at the switch of valve body along endwise slip. The utility model discloses a need not large -traffic fast division of spool valve of extra power driven provides great flow, starts and by rapidly, need not the extra power drive simultaneously, the energy saving.