Universal car cover

The utility model discloses a universal car cover which comprises a protective car cover body, an adapter block, a limiting block and a supporting framework, the adapter block is fixed to the left end of the protective car cover body, the limiting block is fixed to the right end of the protective car cover body, a limiting insertion rod is fixed to the lower side of the limiting block, and the left side and the right side of the limiting insertion rod are each provided with a clamping piece. A supporting framework is installed at the top end of the interior of the protective car cover and comprises a first framework, a second framework, a storage groove, a rotating shaft, a lengthening plate and a compression spring, the storage groove for the first framework to be inserted is formed in the second framework, the rotating shaft is fixed to the left end of the first framework, and the lengthening plate is fixed to the right end of the second framework. The rotating shaft is rotationally connected with the secon