Guizhou compressor oil cut-off protection

The 4L-20/8 and 3L 10/8 compressors I use have experienced accidents due to their lack of oil break protection devices To this end, we have developed an oil cut-off protection device for the compressor, creating conditions for safe operation of the compressor. The mechanical part of this oil cut-off protection device has an oil inlet seat 5 (see Figure 1) installed on the outlet of the oil filter. The pressure oil discharged by the lubricating oil pump passes through the oil filter to various lubrication points of the compressor, and also enters the oil inlet seat 5 of the oil cut-off protection device, relying on oil