The invention belongs to the field of teaching devices, and particularly relates to a convenient-to-use English teaching device which comprises a bottom plate, two symmetrically arranged fixing plates are fixedly mounted at the top of the bottom plate, fixing grooves are formed in the sides, close to each other, of the two fixing plates, and the same fixing rod is fixedly mounted on the inner walls of the tops and the inner walls of the bottoms of the fixing grooves; lifting plates are slidably installed on the fixing rods, first springs are fixedly installed at the tops of the lifting plates, one ends of the first springs are fixedly installed on the inner walls of the tops of the fixing grooves, the sides, close to each other, of the two lifting plates extend to the outer sides of the fixing grooves and are fixedly provided with the same teaching device, and the two fixing plates are rotatably provided with the same rotating rod. A handle is fixedly installed on the rotating rod, and two symmetrically-arranged winding wheels are fixedly arranged on the rotating rod in a sleeving mode. A sliding plate can be clamped into a clamping groove under the elastic force effect of a second spring, and at the moment, the height of the teaching device can be fixed, so that people can use the teaching device conveniently.
本发明属于教学装置领域,尤其是一种便于使用的英语教学装置,其包括底板,所述底板的顶部固定安装有两个对称设置的固定板,两个固定板相互靠近的一侧均开设有固定槽,固定槽的顶部内壁和底部内壁上固定安装有同一个固定杆,固定杆上滑动安装有升降板,升降板的顶部固定安装有第一弹簧,第一弹簧的一端固定安装在固定槽的顶部内壁上,两个升降板相互靠近的一侧均延伸至固定槽的外侧并固定安装有同一个教学装置,两个固定板上转动安装有同一个转杆,转杆上固定安装有把手,转杆上固定套设有两个对称设置的绕线轮。通过滑板能够在第二弹簧的弹力作用下卡入卡槽内,此时能够完成对教学装置高度的固定,从而便于人们进行使用。
English teaching device convenient to use
一种便于使用的英语教学装置
2022-11-25
Patent
Electronic Resource
Chinese
IPC: | F16M Rahmen, Gehäuse oder Grundplatten von Kraftmaschinen oder anderen Maschinen oder von Apparaten, nicht auf eine besondere Art von Maschine oder Apparat eingeschränkt, die anderweitig vorgesehen ist , FRAMES, CASINGS, OR BEDS, OF ENGINES OR OTHER MACHINES OR APPARATUS, NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUS PROVIDED FOR ELSEWHERE / B60B VEHICLE WHEELS , Räder für Fahrzeuge / G09B Unterrichts- oder Vorführungsgeräte , EDUCATIONAL OR DEMONSTRATION APPLIANCES |
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