Servo barrier gate machine core with built-in extremely simple rod

The invention provides a servo barrier gate machine core with a built-in extremely simple rod. The servo barrier gate machine core with the built-in extremely simple rod comprises: a fixed box body; a machine core, wherein the machine core comprises a rotor, a stator and a fixed shaft, the rotor and the stator are connected through the fixed shaft, an outer ring gear is arranged on an outer ring of the rotor, a planetary gear set is arranged in the fixed box body, the planetary gear set is matched with the outer ring gear, and a balance spring is arranged in the fixed box body; and a rod, wherein the rod is fixedly connected with the machine core, and the rod is fixedly connected with the rotor of the machine core. The servo barrier gate machine core with the built-in extremely simple rod has the advantages of simple structure, small size and low weight. 本发明提供一种极简杆内置伺服道闸机芯。极简杆内置伺服道闸机芯，包括：固定箱体；机芯，所述机芯包括转子、定子和固定轴，所述转子和定子通过所述固定轴相连接，所述转子的外圈设有外齿圈，所述固定箱体内设有行星齿轮组，所述行星齿轮组与所述外齿圈相适配，所述固定箱体内设有平衡弹簧；杆，所述杆与所述机芯固定连接，所述杆与所述机