Ventilation opening with size convenient to adjust
The utility model discloses a ventilation opening with size convenient to adjust, which comprises a ventilation plate and a support frame, and further comprises an adjusting assembly, and the adjusting assembly comprises a rotating column, a baffle plate, a servo motor, a worm, a rotating shaft, a w...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a ventilation opening with size convenient to adjust, which comprises a ventilation plate and a support frame, and further comprises an adjusting assembly, and the adjusting assembly comprises a rotating column, a baffle plate, a servo motor, a worm, a rotating shaft, a worm gear, a driving belt pulley, a driven belt pulley and a transmission belt. The utility model belongs to the technical field of ventilation equipment, and particularly relates to a ventilation device which can accurately adjust the height of a baffle through transmission of a worm and a worm gear, belt rotation and thread transmission, further can shield a ventilation opening at different positions, further can adjust the air volume of the ventilation opening, and is convenient to use. According to the ventilation opening with the size convenient to adjust, it is guaranteed that the baffle does not move any more after the corresponding position is adjusted, the accuracy after adjustment is guaranteed, and the us |
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