Spraying type rust removal device for pipe joint

The utility model discloses a spraying type derusting device for pipe joints, which comprises a box body, a spraying mechanism is arranged on the left side of the box body, the spraying mechanism comprises a liquid pump, the right side of the liquid pump is connected with the left side of the box body through a bolt, and a vibration filtering mechanism is arranged on the left side of an inner cavity of the box body. The vibration filtering mechanism comprises a movable plate, a second vertical partition plate is welded to the center of the bottom of the inner cavity of the box body, a purification exhaust mechanism is arranged on the right side of the bottom of the inner cavity of the box body, a driving rust removal mechanism is arranged on the top of the right side of the inner cavity of the box body, and a limiting mechanism is arranged on the right side of the top of the box body; the limiting mechanism comprises a supporting block. Through the cooperation of the stand column, the spring, the fixed plate,