The invention relates to a novel water bottle loading device. The novel water bottle loading device includes a fixing portion, a connection portion, and a supporting portion; the fixing portion is arranged on one side of the connection portion, and the supporting portion is arranged on the other side of the connection portion; a bike water bottle cage is fixed on a bike through the fixing portion,and the supporting portion can hold a water bottle; the supporting portion includes two symmetrical supports; the supports have connection rings; one connection ring has a circular chain, and the other connection ring has an adjustment chain; the adjustment chain can pass through the circular chain, the length of the adjustment chain can be adjusted, and then the water bottle placed on the waterbottle cage can be adjusted. The novel water bottle loading device includes two symmetrical supports, and the supports have the circular chain and the adjustment chain respectively; and the circular chain and the adjustment chain are arranged together, the length of the adjustment chain is adjusted, and then the water bottle cage can adapt to different water bottles, and the user experience can beimproved.