Teaching dynamic information publishing equipment
The utility model relates to the technical field of teaching equipment, and discloses teaching dynamic information publishing equipment which comprises a base, a mounting groove is formed in the top of the base, a stabilizing seat is fixedly mounted at the top of the base, and a rotating shaft is mo...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model relates to the technical field of teaching equipment, and discloses teaching dynamic information publishing equipment which comprises a base, a mounting groove is formed in the top of the base, a stabilizing seat is fixedly mounted at the top of the base, and a rotating shaft is movably mounted at the top of the stabilizing seat. According to the teaching dynamic information publishing equipment, the internal gear and the clamping gear are arranged, during angle adjustment, the pressing rod is pressed downwards, the internal gear moves downwards and is disengaged from the clamping gear, the spring retracts, the mounting plate is rotated manually to adjust the angle at the moment, and when the angle is adjusted to a proper angle, the pressing rod is loosened, so that the teaching dynamic information publishing equipment is convenient to use. The pressing rod moves upwards under the action of the spring, the inner gear moves upwards at the same time until the inner gearis meshed with the clamp |
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