| 摘要 |
The present invention relates to a painting pump comprising: a driving shaft having a cleaning liquid delivery passage for delivering cleaning liquid, and a plurality of cleaning liquid discharge passages passing through the outer surface thereof; a sealing part having an inflow passage through which paint or the cleaning liquid is injected and a drain passage through which the paint or the cleaning liquid is drained; a first gear casing part having an inlet passage connected to the inflow passage, an outlet passage connected to the drain passage, and a cleaning liquid delivery passage for delivering the cleaning liquid; a gear-mounted part in which a first gear rotated by the driving shaft and a second gear engaged with the first gear are embedded; an auxiliary shaft having a cleaning liquid delivery passage connected to the cleaning liquid delivery passage of the first gear casing part, and a plurality of cleaning liquid discharge passages passing through the outer surface thereof; a second gear casing part having an inlet passage connected to the inlet passage of the first gear casing part, an outlet passage connected to the cleaning liquid delivery passage of the auxiliary shaft and the outlet passage of the first gear casing part, and a cleaning liquid delivery passage connected to the cleaning liquid delivery passage of the driving shaft; and a cleaning drive block for receiving the cleaning liquid and supplying the same to the cleaning liquid delivery passage of the second gear casing part, and supplying, to the outlet passage of the second gear casing part, the cleaning liquid supplied from the inlet passage of the second gear casing part. |
