The invention provides a storage cabinet with expansion partition plates and a wireless intelligent lock. The storage cabinet comprises a cabinet body with a cabinet door, the intelligent lock installed on the cabinet body, and at least one partition plate arranged in the internal accommodating space, wherein the cabinet body is provided with an internal accommodating space,; each partition plate comprises a basic partition plate which is basically plate-shaped, and one expansion partition plate arranged between at least one edge of the basic partition plate and the cabinet body; the intelligent lock comprises wireless network equipment installed inside the storage cabinet; and at least one part of the storage cabinet is provided with at least one part made of a non-metal material so that signals of the wireless network equipment can pass through. According to the storage cabinet, articles with different sizes can be stored in the different spaces separated by the partition plates so that the space utilization rate can be improved.