The utility model adopts the following technical scheme for the safety protection door of the electric vehicle charging socket. The utility model includes a charging socket installed in an internal cavity on the shell of the electric vehicle, a matching charging plug and charging wire, and a safety protection door with a threading hole or slot seam.

If the above scheme (combined with reasonable and perfect industrial design) has been proved and verified by application, it can be an alternative or combined scheme of the existing scheme. The government or industry association can also establish new industry standards according to the performance indicators (firm safety, waterproof and dustproof) of the scheme.

Finally, the application and market value of some schemes are roughly described. Once the scheme is designed, applied and promoted, it may not be able to increase the price of the car as a configuration advantage, but if it is used together with the existing scheme at the same price, it will increase the sex price ratio of the car and become the best choice of the buyer; if conditions permit, it will become an alternative to the existing scheme The technical threshold and production cost of automobile are greatly reduced.