The invention relates to the technical field of campus clothes washing, and discloses an Internet of Things-based one-stop intelligent washing device, which comprises a clothes taking cabinet, a collection cabinet, a distribution middle end, a system terminal, a cloud end, a plurality of distribution ends and a user end, and is characterized in that the output end of the cloud end is in information connection with the input ends of the distribution ends; the output end of the cloud end is in information connection with the input end of the user end, and a first communication unit, a first alarm unit, a first control panel, a counting sensor and a clothes classification marking unit are arranged in the collection cabinet. According to the one-stop intelligent washing equipment based on the Internet of Things, the device is online networked in real time, the device can be remotely controlled in real time, the working state can be checked, and the operation process is efficient and convenient. In the clothes washing process, a customer is notified of the clothes washing state in a short message service mode, clothes washing is convenient, clothes washing distinguishing is convenient, the clothes washing quality is improved, a clothes washing factory provides free seaming and other services, and the trouble that students sew clothes is solved.