The utility model discloses a convenient and fast and detachable-type night vision camera mounting device. The convenient and fast and detachable-type night vision camera mounting device comprises a camera mounting bracket and a fixing bracket, wherein the camera mounting bracket is provided with a mounting arm, a camera mounting hole and a camera positioning hole. The convenient and fast and detachable-type night vision camera mounting device is characterized in that protruded handles are arranged at the top end of the mounting arm. Because the top of the mounting arm of the camera mounting bracket is respectively provided with two protruded handles, the protruded handles at two ends can be manually squeezed towards the middle and be pulled backwards forcibly when the camera needs renewing and an assembly needs controlling, and therefore the camera mounting bracket can be quickly disassembled from the fixing bracket without any tools and disassembly is convenient and fast.