Self-healing concrete crack construction device

The utility model discloses a self-healing concrete crack construction device, which belongs to the technical field of self-healing concrete performance test, and comprises a bottom plate, two side support plates are symmetrically and fixedly connected to the top end of the bottom plate, and a programmable controller is fixedly connected to the side wall of the side support plate on one side far away from the side support plate on the other side; the three self-healing concrete crack construction mechanisms are arranged from top to bottom, crack construction can be carried out on three self-healing concrete samples at the same time, namely, three samples for concrete self-healing performance tests can be provided at the same time, the test accuracy is improved, and the test efficiency is improved. Meanwhile, a clamping mechanism of the self-healing concrete crack construction mechanism is composed of a first movable clamping plate and a second movable clamping plate, self-healing concrete samples of different