The utility model provides a shale shaker is with box vibration exciter seal structure, includes disc, bearing cover, seals lid and oil blanket bush, disc and oil blanket bush are located the outsideof vibration exciter bearing and install at the vibration exciter epaxially in proper order, are equipped with radial sealing ring between oil blanket bush and the vibration exciter axle, bearing cover press on the outer terminal surface of vibration exciter bearing and with box fixed connection, be equipped with the axial seal circle between bearing cover and the box, the clearance between bearing cover and the oil blanket bush is sealed up by the skeleton oil blanket, leaves the clearance between disc and bearing cover's the medial surface and the outer terminal surface of vibration exciterbearing, the annular boss of lid inboard and the ring channel formation labyrinth structure in the bearing cover outside are sealed to coaxial the fixing on the oil blanket bush of sealed lid. The utility model discloses in the axial of vibration exciter axle and radially all adopt contact and non -contact double seal structure, it is sealed effectual, and the reliability is high, the seepage thatcan avoid vibration exciter lubricating oil with reveal, guarantee the vibration exciter and can work by long continuous time.