Key structure and electric toothbrush

The utility model discloses a key structure and an electric toothbrush, which belong to the technical field of key waterproofness, the key structure comprises a rubber-coated key layer and a touch keylayer, the rubber-coated key layer is integrally connected with a product shell provided with the key structure, and the rubber-coated key layer is in clearance fit with a key switch arranged in theproduct shell; and the touch key layer covers the outer side of the rubber-coated key layer, and the touch key layer is in combined connection with the product shell. According to the technical scheme, the technical problem that the key assembly mode of an existing electric toothbrush cannot meet the requirements of a user for waterproofness and key touch at the same time can be effectively solved. 本实用新型公开一种按键结构及电动牙刷，属于按键防水技术领域，其按键结构包括包胶按键层以及触感按键层，包胶按键层与安设按键结构的产品外壳为一体式连接，且包胶按键层与内置于产品外壳中的按键开关间隙配合；触感按键层覆于包胶按键层的外侧，且触感按键层与产品外壳为组合式连接。本技术方案，其可有效解决现有电动牙刷的按键装配方式无法同时满足用户防水性与按键触感的需求的技术问题。