Patent ID: 11914275
Assignee: CORETRONIC CORPORATION
Field: Optics (Instruments)
Classification: CPC G  H | IPC G  H

Claim 0:
1. A projection device, comprising a casing, a light source module, an optical engine module, a projection lens, and a fan, wherein
the casing comprises a right cover plate and a baffle opposite to each other and a lower cover plate adjacent to the right cover plate, the baffle divides the casing into a first area and a second area, the right cover plate has a first air outlet, the lower cover plate has a second air outlet, and the first air outlet and the second air outlet are adjacent to each other and are located in the second area;
the light source module, the optical engine module, the projection lens, and the fan are disposed in the first area of the casing, the optical engine module is located on a light transmission path of the light source module, the projection lens is connected to the optical engine module, and the fan is adjacent to the baffle; and
the projection device is configured to be placed in one of a first state and a second state, and hot airflow in the projection device is configured to flow out from one of the first air outlet and the second air outlet;
wherein the casing further comprises a side cover plate, and an outer cover plate, the side cover plate comprises a front cover plate and a rear cover plate opposite to each other and the right cover plate connecting the front cover plate and the rear cover plate, the outer cover plate comprises a top cover plate and a bottom cover plate opposite to each other and the left cover plate and the baffle opposite to each other and connecting the top cover plate and the bottom cover plate, the side cover plate is assembled on the outer cover plate so that the baffle connects the front cover plate and the rear cover plate and is adjacent to the right cover plate.