Patent ID: 11898699
Assignee: SHANGHAI JINZHAO ENERGY SAVING TECHNOLOGY CO., LTD.
Field: Chemical engineering (Chemistry)
Classification: CPC F  B  Y | IPC B  F

Claim 8:
9. The oil mist recovery, separation and purification device for an MQL grinding process according to claim 6, wherein the filter paper storage device comprises a storage tube, the storage tube is connected with a driving mechanism, the driving mechanism is configured to drive the rotation of the storage tube, a rolling tube is disposed inside the storage tube, an end of one side of the rolling tube is rotationally connected with an end of a same side of the storage tube, an axis of the rolling tube and an axis of the storage tube are not located on the same straight line, a paper inlet parallel to the axis of the storage tube is formed in a tube wall of the storage tube, the paper inlet is located at a position of the minimum distance between cylindrical surfaces of an inner tube surface of the storage tube and an outer tube surface of the rolling tube, a gap is formed in a tube wall of the rolling tube, an end of the filter paper is capable of extending into the inside of the rolling tube through the paper inlet and the gap, and the minimum distance between the cylindrical surfaces of the inner tube surface of the storage tube and the outer tube surface of the rolling tube meets the requirement that the inner tube surface of the storage tube is capable of compressing the filter paper together with the outer tube surface of the rolling tube.