| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a grease trap cleaning device capable of efficiently performing cleaning work by recovering sewage containing solid matters from a grease trap without clogging the device. Ž<P>SOLUTION: The grease trap cleaning device includes: a main tank 4 incorporating a separation box 7 for separating the sewage into the solid matters and liquid; a cleaner 5 incorporating a blower 22 and a pump 23; a suction port 8 for sucking the sewage to the main tank 4; piping 9 for connecting the upper part inside the main tank 4 and a tank 20 and turning the inside of the main tank 4 to a negative pressure by the blower 22; piping 10 for connecting the lower part inside the main tank 4 and the tank 20 and transferring the liquid separated by the separation box 7 from the main tank 4 to the tank 20 by the pump 23; a three-way switching valve 13 for switching the piping 9, 10; an oil adsorbent 24 for adsorbing oil from the liquid separated by the separation box 7; and a discharge port 25 for discharging the liquid after oil adsorption by the oil adsorbent 24 from the tank 20. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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