Automatic small -size box with a net device of over -and -under type

The utility model belongs to the technical field of cultured equipment, a automatic small -size box with a net device of over -and -under type is disclosed, automatic small -size box with a net deviceof over -and -under type includes: rack, tee bend, PPR pipe, advance and drain tap, advance and drainage valve, elbow. The rack passes through plastic water fixed connection PPR pipe by the elbow andconstitutes, PPR pipe central authorities are through the tee bend of plastic water fixed connection about the rack, outer elbow of rack and tee bend are respectively through the inboard PPR pipe ofPPR union coupling, inlay on two PPR pipes of rack left end and be equipped with into and drain tap, inlay on two PPR pipes of rack right -hand member and be equipped with into and the drainage valve.The utility model discloses use the PPR pipe for main material, draw materials easily simple manufacture. Through characteristics such as setting up and drain tap has lightly with the box with a netthat advances and the drain v