History teaching demonstration time shaft
A technology of time axis and history, applied in the field of teaching aids, can solve problems such as increased workload of teachers, easy confusion in initial memorization, limited attention of students, etc., and achieves the effect of increasing the degree of attention
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[0021] 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.
[0022] see Figure 1-6 , the present invention provides a technical solution: a time axis for history teaching display, including a shaft cover 1, the inner wall of the shaft cover 1 is fixedly connected with a fixed sleeve 2, one end of the shaft cover 1 close to the pull ring 4 is not sealed, and the shaft cover 1 A strip-shaped through hole is opened on the lower surface, and the bottom of the connecting vertical plate 8 runs through the strip-shaped throug...
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