US 12,439,547 B2
Heat dissipation assembly and display apparatus
Jingjing Liu, Xiamen (CN)
Assigned to Tianma Advanced Display Technology Institute (Xiamen) Co., Ltd., Xiamen (CN)
Filed by Tianma Advanced Display Technology Institute (Xiamen) Co., Ltd., Xiamen (CN)
Filed on Sep. 18, 2023, as Appl. No. 18/468,856.
Claims priority of application No. CN202310783870.X (CN), filed on Jun. 29, 2023.
Prior Publication US 2024/0064928 A1, Feb. 22, 2024
Int. Cl. H05K 7/20 (2006.01)
CPC H05K 7/20145 (2013.01) [H05K 7/20972 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A heat dissipation assembly, comprising a housing, wherein the housing comprises:
an outer housing; and
an inner housing,
wherein, along a first direction, the outer housing comprises:
a first air inlet provided at a first end of the outer housing;
an installation port provided at a second end of the outer housing and used for installing the inner housing, and wherein a housing wall of the outer housing is provided with a first air outlet extending along the first direction,
wherein the inner housing comprises a second air inlet provided at an end of the inner housing, the second air inlet is disposed opposite to the first air inlet along the first direction, and a housing wall of the inner housing is provided with a second air outlet extending along the first direction,
wherein the inner housing is sleeved in the outer housing, the first air outlet and the second air outlet at least partially overlap along a second direction to form an air outlet overlapping part, the first air outlet exposes at least a portion of the second air outlet, and the first direction crosses the second direction, and
wherein the heat dissipation assembly has a first working state and a second working state, and a width of the air outlet overlapping part along the first direction is L1 in the first working state and L2 in the second working state, wherein L1>L2.