High-performance temperature equalization device

A high-performance temperature equalization device comprises a bottom plate, a liquid absorption core and a cover plate, wherein the cover plate is fixedly arranged on the bottom plate, a cuboid cavity is formed between the cover plate and the bottom plate, the liquid absorption core is arranged in the cavity, support posts are arranged in the cavity and are arranged on the liquid absorption corein a penetrating way, two ends of the support posts are fixedly connected with the bottom plate and the cover plate, a fixed sleeve fixedly sleeves each support post, an end surface of one end of thefixed sleeve is attached onto the cover plate and is fixedly connected with the cover plate, grooves are formed in an inner wall of the fixed sleeve and the cover plate, the support post is fixedly connected with a side wall and a bottom surface of the groove by vacuum soldering, the bottom plate and the cover plate both are attached onto the liquid absorption core, the groove in the cover plate is assembled with the suppo