Zoom hand wheel rotation adjusting mechanism
The utility model discloses a zoom hand wheel rotation adjusting mechanism which comprises a cylindrical cam, a main body mirror tube and a focusing hand wheel which are sequentially connected in a sleeved mode, the cylindrical cam is provided with two curve grooves, the zoom hand wheel rotation adj...
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| Main Authors | , , , , , , |
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| Format | Patent |
| Language | Chinese English |
| Published |
05.04.2022
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| Subjects | |
| Online Access | Get full text |
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| Summary: | The utility model discloses a zoom hand wheel rotation adjusting mechanism which comprises a cylindrical cam, a main body mirror tube and a focusing hand wheel which are sequentially connected in a sleeved mode, the cylindrical cam is provided with two curve grooves, the zoom hand wheel rotation adjusting mechanism further comprises a spring steel band, one end of the spring steel band is connected with a steel band rivet in a riveting mode, and the focusing hand wheel is provided with a rivet fixing straight groove. The steel belt rivet is arranged in the rivet fixing straight groove, the rivet fixing straight groove can clamp the steel belt rivet, the other end of the spring steel belt penetrates through the main body mirror tube and is connected with the cylindrical cam through the steel belt screw, the cylindrical cam and the main body mirror tube are each provided with a steel belt guide piece, and a steel belt guide groove is formed between the contour curve of the cylindrical cam and the steel belt gui |
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| Bibliography: | Application Number: CN202122372197U |