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Multimedia teaching device for open class teaching

A multimedia teaching and open class technology, applied in the field of multimedia teaching, can solve problems such as curtain folds, affecting viewing effects, and low stability

Inactive Publication Date: 2022-03-04
李传军
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In the prior art, when the multimedia teaching device for public class teaching is in use, the overall stability of the device is low, and at the same time, the curtain is easily affected by the external wind to cause wrinkles, which affects the viewing effect

Method used

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  • Multimedia teaching device for open class teaching
  • Multimedia teaching device for open class teaching
  • Multimedia teaching device for open class teaching

Examples

Experimental program
Comparison scheme
Effect test

Embodiment

[0026] A multimedia teaching device for public class teaching, comprising a base 1, a moving mechanism 2 is arranged in the base 1, a telescopic rod 3 is welded on the base 1, a cylinder 4 is arranged on the telescopic rod 3, and a telescopic rod 3 It is the driving rod of the cylinder 4, the outer side of the cylinder 4 is slidingly connected with a sliding sleeve 5, the sliding sleeve 5 is fixedly installed with a support 6, the support 6 is provided with a lifting mechanism 7, and the lifting mechanism 7 A housing 8 is arranged on the housing 8, an adjustment mechanism 9 is arranged in the housing 8, a curtain 10 is arranged on the adjustment mechanism 9, and a connecting block 11 is fixedly connected to the end of the curtain 10, and the connecting block 11 and the support The seat 6 is in contact, the support 6 is welded with a side plate 12, the side plate 12 is in contact with the connection block 11, the housing 8 is welded with a top plate 14, and the top plate 14 and ...

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Abstract

The invention discloses a multimedia teaching device for open class teaching, which comprises a base, a moving mechanism is arranged in the base, a telescopic rod is welded on the base, an air cylinder is arranged on the telescopic rod, a sliding sleeve is slidably connected to the outer side of the air cylinder, a support is fixedly mounted on the sliding sleeve, a lifting mechanism is arranged on the support, and the lifting mechanism is arranged on the base. A shell is arranged on the lifting mechanism, an adjusting mechanism is arranged in the shell, a curtain is arranged on the adjusting mechanism, the tail end of the curtain is fixedly connected with a connecting block, the connecting block makes contact with a support, a side plate is welded to the support, the side plate makes contact with the connecting block, a top plate is welded to the shell, and a top plate is welded to the top plate. The top plate and the air cylinder are fixedly installed. The invention relates to a multimedia teaching device for open class teaching. The multimedia teaching device has the advantages of being better in overall placement stability and overall viewing effect.

Description

technical field [0001] The invention belongs to the technical field of multimedia teaching, in particular to a multimedia teaching device for public class teaching. Background technique [0002] Multimedia teaching means that in the teaching process, according to the teaching objectives and the characteristics of the teaching objects, through teaching design, rationally select and use modern teaching media, and organically combine with traditional teaching methods, participate in the whole teaching process together, use various media information For students, a reasonable teaching process structure is formed to achieve the optimal teaching effect. In the prior art, when the multimedia teaching device for public class teaching is in use, the overall placement stability of the device is low, and at the same time, the curtain is easily affected by external wind force to cause wrinkles, which affects the viewing effect. Therefore, it is necessary to improve the prior art. Inv...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G09B5/02G03B21/58
CPCG09B5/02G03B21/58
Inventor 李传军张琳琳
Owner 李传军
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