Teaching board with height locking function and for teaching
A teaching board and high-level technology, applied in the field of teaching boards, can solve problems such as the inability to adjust the angle of the teaching board, inconvenient hanging of the teaching board, and waste of precious time in the classroom, so as to achieve high wiping efficiency, ensure physical health, and save precious time. Effect
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[0018] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0019] see Figure 1-Figure 3 , in an embodiment of the present invention, a teaching board with a height locking function includes a support plate 4, a height locking device 2 is arranged on the lower side of the support board 4, and a base is fixedly connected to the bottom of the height locking device 2 1. The height locking device 2 includes a support column 201. The bottom end of the support column 201 is fixedly connected to the upper side of the base 1....
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