Maintenance and inspection of explosion proof lamp

1: maintenance personnel need to understand the use performance of lamps and clarify the use requirements The maintenance personnel shall have professional knowledge and be familiar with the structure of lamps and lanterns 2: regularly eliminate dust and dirt on the shell of explosion-proof lamps, and improve the light efficiency and heat dissipation performance of lamps According to the protection ability of the lamp shell, the cleaning method can be spray water (mark on the lamp is more than Yin) or wipe with wet cloth The power supply shall be cut off during water spray cleaning It is forbidden to wipe the plastic shell (transparent part) of the lamp with dry cloth to prevent static electricity 3: check whether the plastic shell (transparent part) of the lamp has serious color change If the color change is serious, it means that the plastic has aged Check whether the transparent parts are impacted by foreign matters, and whether the protective net is loose, desoldered, corroded, etc If any, it shall stop using and repair and replace in time 4: if the light source is damaged, turn off the light in time, and inform the replacement, so as to avoid that the ballast and other electrical components are in abnormal state for a long time because the light source cannot be started 5: if there is water in the lamp cavity used in humid environment, it shall be removed in time, and the sealing parts shall be replaced to ensure the protective performance of the shell 6: when opening the lampshade, disconnect the power supply according to the requirements of the warning board and then open the cover 7: after opening the cover, check whether the flameproof joint surface is intact, whether the rubber seal is hard or sticky, whether the conductor insulation layer is green and whether the carbonized insulation parts and electrical components are deformed and scorched If these problems are found, they shall be repaired and replaced in time 8: the model, specification, size and performance of the light source, parts and electrical components after repair and replacement shall be completely consistent with those before repair and replacement 9: before closing the cover, wipe the light return and transparent parts of the lamp with wet cloth (not too wet) to improve the light efficiency of the lamp A thin layer of 204-1 replacement antirust oil shall be coated on the flameproof joint surface When closing the cover, attention shall be paid to whether the sealing ring plays a sealing role in the original position 10: the sealed part of the lamp shall not be disassembled and opened frequently.