Agricultural irrigation water meter

The utility model relates to the technical field of liquid flow metering, and discloses an agricultural irrigation water meter which comprises a water meter body and an installation sleeve, a mechanical counting meter is fixedly connected to the outer top end of the water meter body, connecting ports are fixedly connected to the left side and the right side of the water meter body respectively, and a filter screen plate is arranged in the connecting port on the right side. A first clamping groove is formed in the filter screen plate, a pull rod is slidably connected to the interior of the connecting opening, rotating rods are rotatably connected to the left side and the right side of the exterior of the pull rod, first limiting blocks are rotatably connected to the other ends of the two rotating rods, and clamping blocks are fixedly connected to the opposite sides of the two first limiting blocks. According to the utility model, the filter screen plate is detachable, the pipeline is prevented from being block