Telescopic calligraphy displaying box for teaching
A display frame and calligraphy technology, which is applied in the field of retractable teaching calligraphy display frame, can solve the problems of wall peeling off, damage to works, affecting indoor aesthetics, etc., and achieve the effects of easy observation, strong practicability, and convenient use.
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[0026] The present invention can be explained in detail through the following examples, and the purpose of disclosing the present invention is to protect all technical improvements within the scope of the present invention.
[0027] combined with Figure 1~8 A retractable calligraphy display frame for teaching, comprising a connecting frame, a splint 17, a supporting device, a rotating shaft 10, a fixing bolt 5, a fixing block 7 and a magnet 8, the connecting frame is provided with a fixing bolt 5, a fixing block 7, and a fixing block 7 Magnets 8 are arranged on it, splint 17 and rotating shaft 10 are arranged in the connection frame, and support device is provided on splint 17, and the connection frame is composed of the first connection frame 1, the second connection frame 2, the third connection frame 3 and the fourth connection frame 4, the first connection frame 1 is provided with the second connection frame 2, the second connection frame 2 is provided with the third connec...
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