| 摘要 |
<p>PURPOSE: A lamp cleaning unit is provided to prevent a cleansing liquid from flowing into the housing and the lifting part by the cover for preventing the flowing of a foreign substance. CONSTITUTION: A lamp cleaning unit(100) comprises a nozzle unit(110), a housing(120), a lifting unit(130), a cover for preventing the flowing of a foreign substance(140). The housing receives the nozzle unit. The lifting unit moves between the standby position and the injection position. In the standby position, the nozzle unit is received into the housing. In the injection position, the nozzle unit moves to the standby position to inject a cleansing liquid to a lamp. The cover for preventing the flowing of the foreign substance prevents the foreign substance from flowing in into the inside of the housing.</p> |
