Counting device for insect trapping monitoring device

Disclosed is a counting device for an insect trapping monitoring device. The counting device comprises a mount seat, infrared ray transmitting tubes, and infrared ray receiver tubes, wherein the mount seat is provided with an insect channel for insects to pass through; a first installing hole and a second installing hole are correspondingly arranged upon the mount seat at both sides of the insect channel, with both the first installing hole and the second installing hole being vertical to the insect channel; the infrared ray transmitting tubes are installed in the first installing hole, with a spacing being kept between the transmitting terminal of the infrared ray transmitting tubes and the light-emitting window of the first installing hole; and the infrared ray receiver tubes are installed in the second installing hole. In the utility model, the infrared ray transmitting tubes are installed in the first installing hole and a spacing is kept between the transmitting terminal of the infrared ray transmitting