Alkali climbing prevention battery cover of power battery

The utility model provides an anti-climbing alkali battery cover of a power battery, which comprises a battery cover body and a pole, the battery cover body is provided with a cover top mounting part, the pole is fixedly connected with the battery cover body through the cover top mounting part, the pole comprises an anti-climbing alkali part and an anti-rotating part which are integrally arranged, and the anti-climbing alkali part and the anti-rotating part are fixedly connected with the battery cover body through the cover top mounting part. The anti-climbing alkali part penetrates through and extends to the outside of the battery cover body, an anti-climbing alkali groove is formed in the outer edge of the anti-climbing alkali part, and the cover top mounting part is provided with a clamping bulge matched with the anti-climbing alkali groove. The pole disclosed by the utility model is provided with the anti-rotation square table, and a plurality of alkali climbing prevention grooves are formed in the connec