Optical machine and projector

The invention provides an optical machine and a projector, the optical machine comprises an optical machine shell and a DMD assembly arranged on the optical machine shell, the DMD assembly comprises a pressing structure, a circuit board, a connector and a DMD device, the outer side of the circuit bo...

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Bibliographic Details
Main Authors LIANG XUWEN, YANG HAO, SUN FENG, DENG CHAOSHAN
Format Patent
LanguageChinese
English
Published 06.07.2021
Subjects
ACCESSORIES THEREFOR
APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USINGWAVES OTHER THAN OPTICAL WAVES
APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FORPROJECTING OR VIEWING THEM
CINEMATOGRAPHY
ELECTROGRAPHY
HOLOGRAPHY
PHOTOGRAPHY
PHYSICS
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Summary:The invention provides an optical machine and a projector, the optical machine comprises an optical machine shell and a DMD assembly arranged on the optical machine shell, the DMD assembly comprises a pressing structure, a circuit board, a connector and a DMD device, the outer side of the circuit board is covered with an elastic sealing gasket, the pressing structure comprises a fixing base, a first fastener, an elastic piece and a pressing plate, the pressing plate comprises a main body part arranged corresponding to the elastic sealing gasket and a pre-positioning part arranged on the edge of the main body part, a hole groove structure is arranged on the pre-positioning part, the pressing plate further comprises a first limiting part and a second limiting part, and the first limiting part is matched with the hole groove structure to pre-position the pressing plate; and the second limiting part limits the pre-positioning part between the first side surface of the ray machine shell and the second limiting par
Bibliography:Application Number: CN202011540897