Courtyard lamp Definition
The courtyard lamp is a kind of outdoor lighting. It usually refers to the outdoor road lighting lamps below 6 meters. Its main components are 5 parts: light source, lamps, lampposts, flanges and foundation embedded parts.
The courtyard lamp is characterized by its diversity and beauty, which is characterized by beautifying and decorating the environment. Landscape courtyard lamp 。 It is mainly used in urban slow lanes, narrow lanes, residential areas, tourist attractions, parks, squares and other public places.
Lighting can extend the time of people's outdoor activities and improve the safety of property.
History of development
In 1879, Edison of the United States successfully extended the life of incandescent light bulbs to more than 40 hours. In 1910, the American Cooley hall made tungsten filament and made tungsten filament bulbs.
In 1913, Lanmil in the United States filled gas in the glass shell to prevent the filament from evaporating and invented the inflatable tungsten filament lamp.
In 1925, Japan's "no broken orange three" invented the inner wall frosted bulb.
In 1932, Miura Junchi invented the double helix tungsten filament lamp in Japan.
Since then, mankind has never stopped pursuing the pursuit of light. It is not long before people find that humans need not only indoor lighting to meet their daily lives, but also when outdoor night falls, in order to extend outdoor activities, they also need lighting.
Street lamps are born. With the progress of human civilization and progress, it was discovered in the 1970s that the installation of street lamps not only occupied space resources, but also hung on the top of the street lamps.
Unable to meet the installation and lighting requirements of specific space, the courtyard lamp was born.