Fixing device of vehicle-mounted police box

The invention discloses a fixing device of a vehicle-mounted police case, and relates to the technical field of police vehicle-mounted auxiliary devices.The fixing device comprises a police case main body, a case cover is movably mounted at the top of the police case main body, an inner shell plate is fixedly mounted in the police case main body, and a cotton plate is arranged in the inner shell plate; a mounting groove is formed in the top of the cotton plate, and police equipment is arranged in the mounting groove. Through mutual cooperation of a mounting groove, a mounting plate, an extension plate, a sleeving block, a bolt and a fixing bolt, the problems that due to long-term use of a clamping mechanism, the clamping mechanism is prone to loosening, the fixing function of a supporting and clamping device is reduced, the interior of the police box cannot achieve the fixing and protecting effect, and the safety of internal equipment is affected in the moving and transporting process are solved; according to