The utility model relates to a novel piece and corresponding hydraulic support systems of leading to more. Current every hydraulic support's of hydraulic support system time liquid pipe, feed liquor pipe and spraying pipe connected are complicated. These novel pieces that lead to including the main part that is down triangle -shaped more, this main part top -down is equipped with two liquid return channel in proper order, two liquid inlet channel and a spraying passageway, five above -mentioned passageways all are down the V -arrangement, the both ends port of above -mentioned passageway sets up respectively on the face of the both sides of main part, and every port is and connects the socket soon, it has a branch road port to open on the lateral wall of every passageway, branch road port on two liquid return channel is equipped with back the liquid valve that opens circuit respectively, all the other branch road ports are equipped with a stop valve respectively, ann has the filter on every stop valve. The utility model discloses still include a hydraulic support system. The utility model discloses realize the solution feed system of expert modularizations more, alleviateed intensity of labour, extensively be applicable to various mines.