Wearable intelligent bracelet

The utility model relates to the technical field of intelligent wearing and discloses a wearable intelligent bracelet which comprises a body, a heart rate sensor is arranged on the back face of the body, limiting grooves located in the two sides of the heart rate sensor are formed in the left side and the right side of the back face of the body, and limiting springs are arranged at the bottom ends of inner cavities of the limiting grooves. Limiting columns are arranged at the top ends of the limiting springs, limiting blocks are arranged at the top ends of the limiting columns, and the limiting columns are slidably connected with the limiting grooves in a clamped mode. According to the wearable intelligent bracelet, through cooperation of a watchband, a proper fixing hole is selected, a fixing buckle and the fixing hole are clamped and fixed, and at the moment, under driving of a limiting spring, a limiting column can be driven to move downwards, and a limiting block is driven to make contact with the side fa