Water pump bearing gland

The utility model relates to the technical field of water pump components, in particular to a water pump bearing gland which can lubricate and maintain a bearing in a pressure pumping mode under the condition that the water pump bearing gland is not detached, and practicability is improved. Comprising a water pump bearing gland, fixing pieces and fixing bolts, the inner ends of the left side and the right side of the water pump bearing gland are respectively connected with the inner sides of a group of fixing pieces, and a group of fixing bolts are movably arranged in each group of fixing pieces. The oil injection mechanism comprises a barrel connecting frame, an oil injection barrel, a piston, a pressing handle, an input pipe, an output pipe, a head connecting frame, an oil injection head and bristles, the upper middle side of the outer end of the water pump bearing gland is connected with the inner end of the oil injection barrel through the barrel connecting frame, and the inner side of the oil injection b