The invention discloses a plug-in water cup device, which comprises a water cup, a plug-in terminal connected to the water cup through a power line, and a plug-in socket used in conjunction with the plug-in terminal. There is a
handle, the front and back of the socket are equipped with socket cavities, the left end wall of the socket is provided with an indentation groove, and a
power transmission block is slidably installed in the indentation groove, and a
power transmission block is installed in the socket. Through the first sliding connection groove of the
insertion cavity, a second sliding connection groove extending up and down and located on the left side of the first sliding connection groove is also provided in the socket. There is a first connecting groove between them, a second connecting groove is arranged between the second sliding connecting groove and the socket cavity, a first sliding connecting block is installed in the first sliding connecting groove which can slide up and down, and the second sliding connecting groove A second sliding block can be slid up and down on the ground in the center, and the inner end surfaces of the first sliding block and the second sliding block are provided with toothed joint bars, and a toothed wheel is operably installed in the first connecting groove, and the toothed The connecting wheel penetrates into the first sliding joint groove and the second sliding joint groove and cooperates with the tooth joint bar, and a partition plate is slidingly connected in the second connecting groove.