Petroleum extraction device for petroleum residues

Abstract

The invention relates to the technical field of petroleum refining, in particular to a petroleum extraction device for petroleum residues, which shortens the extraction time of petroleum in the petroleum residues and improves the practicability of the device. Comprising a filter box, a working cavity is formed in the filter box, multiple sets of supporting legs are arranged at the bottom end of the filter box, a cover plate is detachably arranged at an operation opening, and the bottom end of the filter box communicates with a blow-off pipe; the input end of the speed reducer is connected with the output end of the motor, a mechanical seal is arranged between the transmission shaft and the inner side wall of the first rotating hole, the input end of the transmission shaft is connected with the output end of the speed reducer, and the left end of the first circular plate is concentrically connected with the right end of the transmission shaft; mechanical seals are arranged between the guide pipe and the inner side walls of the second rotating hole and the third rotating hole, a valve is arranged on the guide pipe, the filter screen is transversely installed between the first circular plate and the second circular plate, and the scraping mechanism is installed on the cover plate.

Description

technical field [0001] The invention relates to the technical field of petroleum refining, in particular to a petroleum extraction device for petroleum residues. Background technique [0002] It is well known that the oil extraction device for petroleum residues is an auxiliary device for petroleum processing, which has been widely used in the field of petroleum refining; an existing oil extraction device for petroleum residues includes a filter box, and the inside of the filter box is provided There is a working chamber, the top of the filter box is provided with an operation port, the operation port is connected with the working chamber, the bottom end of the filter box is provided with a plurality of sets of legs, the operation port is detachably provided with a cover plate, and the bottom end of the filter box is connected with a sewage pipe and a sewage pipe. A valve is provided on the valve; when an existing petroleum residue oil extraction device is used, the petroleu...

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Problems solved by technology

[0002] As we all know, the oil extraction device for petroleum residue is an auxiliary device for petroleum processing, which has been widely used in the field of petroleum refining; an existing oil extraction device for petroleum residue includes a filter box, and the inside of the filter box is set There is a working chamber, the top of the filter box is provided with an operation port, and the operation port is connected with the working chamber. There are multiple sets of legs at the bottom of the filter box, and a cover plate is detachable at the operation port. There is a valve on it; when an existing oil extraction device for petroleum residue is used, firstly, the petroleum res

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