English teaching device
The utility model belongs to the teaching aid field, concretely relates to english teaching device, including support frame, bearing frame and the pivot of base, baffle, symmetric distribution, the bearing frame is fixed in the top of support frame, is equipped with the polygon carousel that the equ...
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Format: | Patent |
Sprache: | eng |
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Online-Zugang: | Volltext bestellen |
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Zusammenfassung: | The utility model belongs to the teaching aid field, concretely relates to english teaching device, including support frame, bearing frame and the pivot of base, baffle, symmetric distribution, the bearing frame is fixed in the top of support frame, is equipped with the polygon carousel that the equipartition distributes in the pivot, and polygon carousel below is equipped with the arc friction disc, and shaft ends is equipped with the rocking handle, the baffle is located the front end of base, is equipped with the frame on the baffle, is equipped with convex lens in the frame, and the baffle top is equipped with the bracket, is equipped with the magnetic force strip on the bracket, the polygon carousel includes connection pad, U type annular and polygon ring, and the connection pad is equipped with the hoop on being fixed in the pivot on the connection pad circumference, and U type annular is equipped with the ball in the U type annular on being fixed in the hoop, and the ball separates through the baffle, and the polygon ring passes through the ball to be installed on the circumference of U type annular, is equipped with 26 english letters on 26 planes of the circumference of polygon ring. The utility model has the advantages of simple structure, reasonable in design, convenient to use, low cost is interesting strong. |
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