Cooling water supply device for sliding bearing of vertical motor of deep-well pump

The utility model discloses a cooling water supply device of a deep-well pump vertical motor sliding bearing, which is characterized by comprising a water supply pipeline arranged between a deep-well pump outlet main pipe and a cooling water bin of a main motor sliding bearing, a filter barrel (8) is arranged on the water supply pipeline, a pressure sensor I (6) and a pressure sensor II (7) are respectively mounted on pipelines at the front end and the rear end of the filter barrel (8), the pressure sensor I (6) and the pressure sensor II (7) are respectively connected with a control box (11), and the control box (11) is connected to a centralized control center monitoring computer; and a second valve (2) and a fifth valve (13) are respectively mounted on pipelines at the front end and the rear end of the filter barrel (8). The problems that existing cooling water is poor in water quality, impurities are prone to entering the cooling water, and cleaning needs to be interrupted are solved, meanwhile, monitorin