An acceleration parameter acquisition method based on fetal heart rate signals in fetal heart rate monitoring, comprising a signal input detection module, an acceleration signal identification and extraction module, a unit acceleration rate calculation module, and an acceleration parameter output module. Among them: the signal input detection module includes signal preprocessing and effective signal extraction, the acceleration signal identification and extraction module includes baseline calculation, acceleration signal identification, acceleration signal extraction and acceleration signal preprocessing, and the unit acceleration calculation module includes calculation units Acceleration rate and number of acceleration grids per unit time. The method can use the fetal heart rate signal to obtain the characteristic parameters related to acceleration, reduce the errors mainly caused by the visual inspection method at present, and effectively improve the interpretation efficiency of the fetal heart rate monitoring map.