Wiper arm and wiper

The utility model relates to a wiper arm and a wiper, the wiper arm can swing back and forth along an outgoing direction and a loop direction, and the wiper arm comprises a wiper arm seat (10) which is provided with a fixing hole (11A) used for installing an output part of a driver of the wiper arm and provided with an axis (A) at a first end part (11); the extension arm (20) is pivoted with a second end part (12), opposite to the first end part (11), of the wiper arm seat (10); a wiper arm end piece (30) mounted on one side of the extension arm (20); and a first nozzle unit (40) and a secondnozzle unit (50), which are each provided with a first duct (41) and a second duct (51) and which eject the cleaning fluid towards the surface to be wiped, said first and second ducts being guided oneabove the other in the wiper arm seat relative to the axis to a second end of the wiper arm seat (10) that is pivoted to the extension arm (20). 本实用新型涉及一种刮水器刮臂和刮水器，该刮水器刮臂能够沿去路方向和回路方向来回摆动，并且包括：刮臂座(10)，其在第一端部(11)具有用于安装刮水器刮臂的驱动器