US 11,994,280 B2
Film and television lamp
Xuelin Liao, Guangdong (CN); and Haijun Gu, Guangdong (CN)
Assigned to APUTURE IMAGING INDUSTRIES CO., LTD., Guangdong (CN)
Filed by APUTURE IMAGING INDUSTRIES CO., LTD., Guangdong (CN)
Filed on Aug. 15, 2022, as Appl. No. 17/887,552.
Claims priority of application No. 202111478171.1 (CN), filed on Dec. 6, 2021.
Prior Publication US 2023/0175683 A1, Jun. 8, 2023
Int. Cl. F21V 29/76 (2015.01); F21V 17/06 (2006.01); F21V 29/67 (2015.01); F21V 29/83 (2015.01); F21V 31/00 (2006.01); F21V 33/00 (2006.01)
CPC F21V 29/76 (2015.01) [F21V 17/06 (2013.01); F21V 29/67 (2015.01); F21V 31/005 (2013.01); F21V 33/0052 (2013.01); F21V 29/83 (2015.01)] 20 Claims
OG exemplary drawing
 
1. A film and television lamp, comprising:
a housing assembly, wherein, the housing assembly is provided with a cavity; and the housing assembly comprises a first housing, the first housing comprises a first ventilation area, and a second ventilation area and a shelter structure between the first ventilation area and the second ventilation area;
a circuit board assembly, wherein, the circuit board assembly is provided in the cavity and in correspondence with the shelter structure;
a heat dissipating assembly, wherein, the heat dissipating assembly is provided in the cavity; and the heat dissipating assembly comprises a first radiator and a second radiator, the first radiator is connected with the second radiator, and the circuit board assembly is connected with a side of the second radiator in face to the first radiator; and
the first radiator is provided in correspondence with the first ventilation area, and the second radiator is provided in correspondence with the second ventilation area; and
a light source, wherein the light source is thermally connected with the first radiator,
the film and television lamp further comprises a first wind assembly and a second wind assembly, wherein the first wind assembly is disposed at a side surface of the first radiator away from the second radiator and connected with the first radiator to provide air flow for the first radiator, and the second wind assembly is disposed below the second radiator and connected with the second radiator to provide air flow for the second radiator.