Device for recycling oil or solvent from solid-containing oil through spray flash evaporation drying and recycling method

The invention discloses a device for recycling oil or a solvent from solid-containing oil through spray flash evaporation drying and a recycling method. The device comprises a feeding buffer tank, a preheater, a heater, a spray flash evaporation drying tower, a dry gas phase scrubbing tower and a solvent condenser, wherein the feeding hole of the feeding buffer tank communicates with a raw material conveying pipeline; the discharge hole of the feeding buffer tank communicates with the feeding hole of the preheater; the discharge hole of the preheater communicates with the feeding hole of the heater; the discharge hole of the heater communicates with the spray flash evaporation drying tower; a gas phase discharge pipeline is arranged at the upper end of the spray flash evaporation drying tower; the gas phase discharge pipeline is connected with the dry gas phase scrubbing tower; a dry phase cooling machine is arranged at the bottom of the gas phase discharge pipeline; a conveyer is connected with the outlet of