Electric bicycle frame able to be disassembled by one hand

An electric vehicle frame which can be disassembled with one hand comprising a first vehicle body, a second vehicle body and a clunk device used for connecting the first and second vehicle bodies. The first vehicle body is provided with an erect post. The clunk device comprises a protruding block positioned on one side of the corresponding post of the vehicle body, an elastic clunk engine unit arranged on this post and can be disassembled for clunking this protruding block and a control post adjacent to the post and can control the separation of this clunk engine unit from the protruding block. In disassembling, the user holds the post and drives the control post with one hand to separate the clunk engine unit from the protruding block, then, the first vehicle body could be disassembled from the second vehicle body with each operation based on the design program.