Patent ID: 11774054

Abstract:
The present invention provides a downlight, which pertains to the technical field of lighting equipment. The present downlight comprises a downlight housing, an aluminum substrate module and a transparent cover. The transparent cover has a plurality of bayonet-coupling protrusions protruding vertically, the downlight housing has a horizontal ring-shaped support wall, the support wall is provided thereon with bayonet-coupling slots in one-to-one correspondence with the bayonet-coupling protrusions, each of the bayonet-coupling slots comprises circumferentially arranged a wide slot segment and a narrow slot segment, and each of the bayonet-coupling protrusions is capable of inserting vertically into the wide slot segment of one of the corresponding bayonet-coupling slots and sliding circumferentially along the one of the corresponding bayonet-coupling slots to the narrow slot segment where the bayonet-coupling protrusion abuts with its lower end surface against the support wall. The present downlight is convenient to install and disassemble while ensuring good heat dissipation.