Lamp arm assembly and track lamp applying same

The utility model discloses a lamp arm assembly which at least comprises a first lamp arm and a second lamp arm, the first lamp arm is rotatably connected with the second lamp arm, a scale part is arranged on the first lamp arm, an identification part pointing to the scale part is arranged on the second lamp arm, and the rotation angle of the lamp arm assembly can be accurately adjusted by rotating the first lamp arm or the second lamp arm. The utility model further discloses a track lamp applying the lamp arm assembly. One end of the lamp arm assembly is connected with the lamp body, the other end of the lamp arm assembly is connected with the connector, the lamp arm assembly can rotate relative to the connector, the angle of the lamp body can be accurately adjusted by rotating the lamp arm assembly, the track lamp is more convenient to use, and the required irradiation angle can be accurately adjusted without repeated adjustment. 本实用新型公开了一种灯臂组件，至少包括第一灯臂和第二灯臂，第一灯臂与第二灯臂转动连接，第一灯臂上设置有刻度部，第二灯臂上设置有指向刻度部的标识部，可以通过旋