Cooling system for wireless charging device for electric vehicle power battery

[0017] See figure 2 , image 3 , Figure 4 , a cooling system for a wireless charging device for electric vehicle power batteries of the present invention, the coil 1 of the wireless charging device is provided with a ferrite layer 2 outside, and also includes a heat conducting layer 3 in contact with the coil 1, in this embodiment Among them, the heat conduction layer 3 is a silica gel heat conduction layer, and the back side of the heat conduction layer 3 is also provided with a heat dissipation fin layer 4 in contact with the heat conduction layer 3. The heat dissipation fin layer 4 includes a fixing frame 41, and the fixing frame 41 is provided with a 41 movably connected connection plate 42, one end of the connection plate 42 is respectively equipped with a cooling fin 43, and the cooling fin 43 is made of a phase-change composite material. In this embodiment, the phase-change composite material is a paraffin-expanded graphite composite material. The other end of the plat