Pump bearing body

The utility model relates to a pump bearing body which comprises a shell, a bearing body and a bearing body. The gland is arranged at the mounting opening; the pump shaft is arranged in the shell, and the first end of the pump shaft penetrates through the gland and extends out of the shell; the bearing is arranged in the shell and arranged on the outer side of the pump shaft in a sleeving mode. And the cooling chamber is circumferentially arranged on one or both of the shell and the gland, the shell and the gland are both in contact with the bearing, the cooling chamber is configured to be a groove body, an opening of the groove body faces the outer side of the shell, and a sealing cover plate is arranged at the opening. The cooling cavity is formed in one or both of the shell and the gland in the circumferential direction to cool the bearing, the shell and the gland make contact with the bearing so that heat exchange can be formed between the bearing and the cooling cavity, the cooling cavity is the groove b