Intelligent security device based on Internet of Things and using method thereof

The invention discloses an intelligent security device based on the Internet of Things and a using method thereof. The intelligent security device comprises a fixing base, a fixing groove is formed inone end of the upper surface of the fixing base, a supporting groove is formed in one side of a supporting base, a camera device is arranged at one end of an inner cavity of the supporting groove, and a connecting block is arranged at one end of the camera device; a motor body is arranged in an inner cavity of the supporting groove, a connecting device is arranged between the connecting block andthe supporting groove, a fixing device is arranged at the bottom end of the supporting base, a lead screw is arranged in the middle of the sliding device, a limiting box is arranged on one side of the motor body, and connecting plates are arranged on the two sides of the bottom of the supporting base. By means of the arrangement mode that a rotating shaft matches the lead screw, through connection of the motor body and th