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　　What is a street light?

　　Street lamps refer  lamps that provide lighting functions for roads, and generally refer  lamps within the range of road lighting in traffic lighting. It consists of lamps, electrical appliances, light sources, lamp poles, lamp arms, flanges, and foundation embedded parts as a whole.

　　Lamp height: The height determines the field of view, so choosing a good height determines the lighting field of view of the street lamp.

　　1. The installation height of lamps and lanterns must be the same on the same street (the height of the luminous center  the ground).

　　2. The special lamp type is installed according  the design requirements, and the height of the lamp is equivalent  the width of the road  be illuminated.

　　Lamp elevation angle

　　1. The elevation angle of the lamp is determined by the street width and the light distribution curve of the lamp, and the elevation angle of each street should be the same.

　　2. When the lamp holder is adjustable, the center line of the light source should fall within the range of L/3-1/2 of the road width.

　　3. For the long arm lamp (or support arm lamp), after the lamp body is installed, the side of the lamp holder should be 100 mm higher than the side of the pole.

　　4. For special lamps, the elevation angle of the lamp should be determined according  the light distribution curve.

　　Lamps and lanterns part

　　1. The lamps should be firm and upright, and no looseness or skewing should be avoided.

　　2. The lampshade should be intact and not broken.

　　3. The enamel lamp umbrella is corroded and deformed should be replaced.

　　4. The reflecr of the lamp fails and should be replaced.

　　5. The reflecr of the lamp should not be damaged or deformed during the transportation and installation. The lampshade should be added with rubber ring, and the lamp should be bright. When the lamp socket is broken and exposed copper, it should be replaced.

　　6. The lamp and the lamp body cannot be bent. The fixing screws of each part need  be tightened with spring eyeliner. No loosening is allowed.

　　7. The cast iron lamp cap has cracks, and it cannot be used if it falls off. It is unqualified without rubber.

　　8. The lamp body hoop should be suitable for the pole, and the device should not be o long.