Transformer oil filtering, oiling and circulating system suitable for high-voltage vacuum equipment

The utility model provides a transformer oil filtering, oiling and circulating system suitable for high-pressure vacuum equipment. The transformer oil filtering, oiling and circulating system comprises the high-pressure vacuum equipment; transformer oil required by the high-pressure vacuum equipment is stored in the oil storage tank; the oil conveying system comprises an oil inlet pipeline and an oil outlet pipeline, a first oil inlet branch pipe is communicated with the oil storage tank, and a second oil inlet branch pipe is communicated with the top of the high-pressure vacuum equipment; the oil filtering system comprises a primary filter, a secondary filter, a fine filter and a first circulating pipeline; the oil injection system comprises an oil injection pipeline, the inlet end of the oil injection pipeline is communicated with the outlet end of the oil outlet pipeline, the outlet end of the oil injection pipeline is communicated with the bottom of the high-pressure vacuum equipment, and an oil injection