PROJECTION DEVICE POSITION ADJUSTING BRACKET

WIPO Patent Application WO/2022/033382

A1

A projection device position adjusting bracket (100). The projection device position adjusting bracket (100) comprises a fixing base (110), a first adjusting mechanism (130), and a second adjusting mechanism (140). The fixing base (110) is used for fixing a projection device (160), and a first transmission member (116) is fixedly connected to the fixing base (110). The first adjusting mechanism (130) is provided on a side of the fixing base (110) close to the first transmission member (116); the first adjusting mechanism (130) comprises a first adjusting base (131), a first driving assembly (133), and a second transmission member (137), and the first driving assembly (133) is transmittingly connected to the first transmission member (116) so as to drive the fixing base (110) to rotate around a first shaft (101). The second adjusting mechanism (140) is located on a side of the first adjusting mechanism (130) facing away from the fixing base (110); the second adjusting mechanism (140) comprises a second adjusting base (141) and a second driving assembly (143), and the second driving assembly (143) is transmittingly connected to the second transmission member (137); the second transmission member (137) drives the first adjusting base (131), and the first adjusting base (131) drives the fixing base (110) to do a lifting/lowering motion or a pitching motion.

TANG ZEDA (CN)
WANG LIN (CN)
ZHAO ZHENYU (CN)
JIA KUN (CN)
LI YI (CN)

PCT/CN2021/110768

February 17, 2022

August 05, 2021

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APPOTRONICS CORP LTD (CN)

F16M11/10; F16M11/04; G03B17/56

CN205173896U	2016-04-20
CN1570754A	2005-01-26
CN210950554U	2020-07-07
CN107864592A	2018-03-30
CN107940196A	2018-04-20
US4653717A	1987-03-31

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