Anti-interference triangular wave carrier circuit

The utility model relates to an anti-interference triangular wave carrier circuit, and relates to the technical field of carrier circuits, and the circuit comprises a triangular wave generation circuit which comprises a power input end and a signal output end, the power input end is used for being connected with a power supply, and the signal output end is used for outputting a triangular wave signal; the second comparator U2 comprises a positive pole input end, a negative pole input end and an output end, the positive pole input end is used for accessing a preset modulation wave signal, and the negative pole input end is connected with the signal output end and is used for accessing a triangular wave signal; and the modulation circuit comprises a signal access end, a power supply end, a waveform signal end and a grounding end, the signal access end is connected with the output end and used for accessing the primary waveform signal, the power supply end is used for being connected with a power supply, the gro