Video monitor based on infrared sensing

The utility model discloses a video monitor based on infrared sensing, it mainly includes watch -dog main part and bearing structure, and the watch -dog main part is that the leading flank is equipped with the watch -dog protecgulum, is equipped with two horizontal arrangement's camera on the watch -dog protecgulum, and the top of the central line of two cameras is equipped with well infrared inductor, and the left surface of watch -dog main part is equipped with left wedge, is equipped with left infrared inductor on the left wedge, and the right flank of stating the watch -dog main part is equipped with right wedge, is equipped with right infrared inductor on the right wedge. The beneficial effect of the utility model have: can catch human infrared signal in advance for the camera lens in time locks the target, and then always through rotatory tracking target control, be equipped with two cameras for the definition of surveillance video's picture improves, be equipped with portrait video output mouth, special output does benefit to the user and inspects surveillance video through the portrait that the infrared sensor track up arrived, and need be through the whole section video of inspection, very big reduction work load.