Water outlet device and adopt this water outlet device's toilet seat formula closestool

The utility model provides a water outlet device, including first return bend, first joint, second joint and second return bend, first return bend and second return bend are the working of plastics, and first return bend and second return bend constitute the siphon structure, and first joint has rubber inner ring body and plastics outer ring body, and inner ring body rotates the cover relatively and tightly installs in outer ring body's upper end, first return bend and inner ring body cover tight fit, and outer ring body closes with second joint spiral shell and is connected, and second returnbend suit is in the second joint. This neotype water outlet device adopts plastic molding, easily masters, and the shaping effect is good, have wash by water effectual, difficult stifled, the advantage of water -saving to the whole weight that makes toilet seat formula closestool is lighter, easily transports and installs, the hole that still enables toilet seat formula closestool is apart from adjusting at 100mm~400mm w