A conical inductor comprising a housing , a conical coil , a first pin , and a second pin , wherein: the housing comprises a top wall , and a first side wall and a second side wall that are connected to the top wall , and a hole is separately disposed on a side, away from the top wall , of each of the first side wall and the second side wall ; the conical coil is located in a cavity formed by the top wall , the first side wall , and the second side wall that are of the housing , and each of the holes faces an interior of the cavity; one end of the first pin is connected to one end of the conical coil , the other end of the first pin is connected to the hole in the first side wall in a fastened manner, one end of the second pin is connected to the other end of the conical coil , and the other end of the second pin is connected to the hole in the second side wall in a fastened manner, characterized in that each of the first pin and the second pin comprises one waveform segment fluctuating in a direction perpendicular to the top wall , wherein: a height between a trough of a waveform segment of the first pin and the hole in the first side wall is greater than a height between the hole in the first side wall and the side, away from the top wall , of the first side wall ; a height between a trough of a waveform segment of the second pin and the hole in the second side wall is greater than a height between the hole in the second side wall and the side, away from the top wall , of the second side wall ; and a trough of the waveform segment of the first pin and a trough of the waveform segment of the second pin are located on a same plane. the housing comprises a top wall , and a first side wall and a second side wall that are connected to the top wall , and a hole is separately disposed on a side, away from the top wall , of each of the first side wall and the second side wall ; the conical coil is located in a cavity formed by the top wall , the first side wall , and the second side wall that are of the housing , and each of the holes faces an interior of the cavity; one end of the first pin is connected to one end of the conical coil , the other end of the first pin is connected to the hole in the first side wall in a fastened manner, one end of the second pin is connected to the other end of the conical coil , and the other end of the second pin is connected to the hole in the second side wall in a fastened manner, characterized in that each of the first pin and the second pin comprises one waveform segment fluctuating in a direction perpendicular to the top wall , wherein: a height between a trough of a waveform segment of the first pin and the hole in the first side wall is greater than a height between the hole in the first side wall and the side, away from the top wall , of the first side wall ; a height between a trough of a waveform segment of the second pin and the hole in the second side wall is greater than a height between the hole in the second side wall and the side, away from the top wall , of the second side wall ; and a trough of the waveform segment of the first pin and a trough of the waveform segment of the second pin are located on a same plane. a height between a trough of a waveform segment of the first pin and the hole in the first side wall is greater than a height between the hole in the first side wall and the side, away from the top wall , of the first side wall ; a height between a trough of a waveform segment of the second pin and the hole in the second side wall is greater than a height between the hole in the second side wall and the side, away from the top wall , of the second side wall ; and a trough of the waveform segment of the first pin and a trough of the waveform segment of the second pin are located on a same plane. <EOS>