Protective shell of electronic equipment and charging system

The utility model relates to the technical field of charging, in particular to a protective shell of electronic equipment and a charging system. The protective shell of the electronic equipment comprises a wireless charging receiving module, a power supply conversion module and an electronic pen caulking groove, and the wireless charging receiving module is electrically connected with the power supply conversion module; the electronic pen caulking groove is used for inserting an electronic pen; the power supply conversion module is electrically connected with the electronic pen; the wireless charging receiving module is used for converting electromagnetic waves transmitted by a wireless transmitting module in the electronic equipment into alternating current; the power conversion module converts alternating current into direct current and outputs the direct current to the electronic pen. According to the technical scheme, the electronic pen can be charged, and meanwhile the problems that in the prior art, by