Alkali corrosion resistance testing device for concrete

The utility model discloses a concrete alkali-resistant corrosion testing device, which comprises a detection assembly and a support assembly, the detection assembly comprises a detection device, a movable door is installed in the concrete alkali-resistant corrosion testing device, when a large amount of waste liquid and fragments generated after corrosion are accumulated in the concrete alkali-resistant corrosion testing device after detection by a worker, a connecting piece is connected with a water pipe, and the detection device is convenient to operate. After water flow enters, the interior is cleaned, after cleaning, a worker pulls out the discharging box through a box handle after removing fixation of a positioner and a clamping plate, an inclined plate at the bottom can provide inclined support for the discharging box to enable the discharging box to be inclined, then collecting equipment is placed below the discharging box, a handle is pulled to lift a movable door upwards, and the discharging box is