Electric hand drill with carbon brush convenient to replace

The utility model relates to an electric hand drill with a carbon brush convenient to replace. The motor, the commutator and the carbon brush assembly are arranged in the machine shell, an opening isformed in the position, corresponding to the carbon brush assembly, of the machine shell, a cover plate is connected to the position of the opening in a buckled mode, an opening buckle is arranged onthe cover plate, and a groove allowing the opening buckle to be hidden therein is formed in the position, corresponding to the opening buckle, of the machine shell. When the carbon brush needs to be replaced, the cover plate can be opened and the carbon brush can be taken out and replaced only by prying the opening buckle on the cover plate with fingers, and no tool is needed in the whole process,so that the carbon brush can be quickly and conveniently replaced, the working efficiency is greatly improved, and the use of a user is facilitated. 本实用新型涉及一种可便捷更换碳刷的手电钻，包括机壳以及设置在机壳内的电机、换向器和碳刷组件，所述机壳上对应于所述碳刷组件的位置设有开口，所述开口处扣接有盖