The invention discloses a novel water cup. The novel water cup comprises a heating base and a heating cup cover in matched connection with the heating base, and is characterized in that the bottom surface of the heating base is provided with a clamping fixation groove, the right side wall of the clamping fixation groove is provided with a first energizing end, the center of the top side wall of the clamping fixation groove is provided with a first sliding groove, the top of the first sliding groove is communicated with a second sliding groove, and the center of the top side wall of the secondsliding groove is provided with a third sliding groove opposite to the first sliding groove; according to the novel water cup, the heating cup cover is locked tightly and transmits electricity safelyand stably; during assembly, the heating cup cover is locked and powered on at the same time; during disassembly, the heating cup cover is powered off and unlocked at the same time; the novel water cup is convenient to use, the stability of locking and energizing the heating cup cover is improved, and the use safety is improved.