| 摘要 |
PROBLEM TO BE SOLVED: To provide an automatic drain water discharge device constituting a control device which controls a drain water discharge electromagnetic valve by using the information of drain water confirmation means.SOLUTION: An automatic drain water discharge device comprises: a drain water pot 30 constituting a main body 33 for storing drain water, and drain water confirmation means 31 which confirms the existence of the drain water at its downstream side for discharging the drain water which is generated during compressed air generated by an air compressor 10 passes through a variety of air compressors 20; a drain water discharge electromagnetic valve 50 which is connected to a lower part of the drain water pot 30, and discharges the drain water by a force of the compressed air; and a control device 40 which controls the drain water discharge electromagnetic valve 50 by using the information of the drain water confirmation means 31. There is also arranged air discharge means 60 which is connected to an upper part of the drain water pot 30, and evacuates the inside of the drain water pot 30. |
