Plastic track laying and marking device

The utility model relates to a plastic track construction device, in particular to a plastic track laying and marking device which comprises a first mounting plate, a second mounting plate and a storage barrel, moving wheels are fixedly arranged on the periphery of the lower surface of the second mounting plate, and hydraulic cylinders are fixedly arranged on the periphery of the upper surface of the second mounting plate. A first mounting plate is fixedly connected to the top end of each hydraulic cylinder, a through hole is formed in the upper surface of each first mounting plate in a penetrating mode, and two fixed supporting mechanisms are fixedly arranged on the upper surface of each first mounting plate through fastening screws; according to the device, through the arrangement of the control box, the liquid level sensor and the buzzer, when paint in the storage barrel is about to be used up during scribing, the liquid level sensor in the storage barrel can detect the paint and transmit a signal to the b