Portable remote-controlled ejection type vehicle prevention nail net

The invention belongs to a portable remote-controlled ejection type vehicle prevention nail net, aims to overcome the disadvantages that the speed of an old-fashioned manual-deployment nail plate product is slow, tasks are easy to fail and operators are extremely dangerous, and solves the problem that barbed nails are remnants. When a suspect vehicle rolls on the barbed nails of the portable remote-controlled ejection type vehicle prevention nail net, the barbed nails are separated from a base, and drive all the barbed nails connected in series by a steel wire rope to separate from the nail plate, so that a police car can be free from the influence of the remnants steel nails during chasing the suspect vehicle; meanwhile, by the winding of the steel wire rope of the nail plate, tires are locked, so that the intercepted vehicle is compelled to stop fast; a duty officer standing a safe distance within 100 m can press a launch button by using a remote controller to immediately deploy the vehicle prevention nail