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Louvered blackboard capable of cleaning automatically

An automatic cleaning and louver technology, applied in the field of blackboards in teaching appliances, can solve the problems of limited writing area of ​​blackboards, inconvenient cleaning, and unenvironmental protection, and achieve the effects of easy cleaning, improving efficiency, and increasing writing area.

Inactive Publication Date: 2015-03-25
XIAOGAN QISIMIAOXIANG CULTURAL MEDIA
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Aiming at the deficiencies of the existing technology, the present invention provides a louver-type blackboard that can be cleaned automatically to solve the problems of limited writing area, inconvenient cleaning and environmental protection of the current blackboard

Method used

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  • Louvered blackboard capable of cleaning automatically
  • Louvered blackboard capable of cleaning automatically
  • Louvered blackboard capable of cleaning automatically

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Embodiment Construction

[0017] For a thorough understanding of the present invention, a detailed description will be set forth below. It is evident that the practice of the invention is not limited to specific details familiar to those skilled in the art. Preferred embodiments of the present invention are described in detail below, however, the present invention may have other embodiments besides these detailed descriptions.

[0018] Such as figure 1 , figure 2 , image 3 , Figure 4 , Figure 5 and Figure 6 As shown, a louver-type blackboard capable of automatic cleaning includes a blackboard strip 1, an outer frame 2, a blackboard turning device 3 and a blackboard cleaning device 4. The blackboard bar 1 includes a large gear 5 , a pinion 6 , a rotating shaft 7 and a writing board 8 . The rotating shaft 7 is arranged at the midpoint of both ends of the writing board 8; the large gear 5 and the pinion 6 are arranged on the rotating shaft 7 at one end of the writing board 8, and in one embodi...

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Abstract

The invention discloses a louvered blackboard capable of cleaning automatically. The louvered blackboard comprises a blackboard strip, an outer frame, a blackboard overturning device and a blackboard cleaning device. The blackboard strip is arranged on the outer frame. The blackboard overturning device comprises a pull rod, an insulation piece, a small metal rod, a starting wheel and inserting holes. The backboard overturning device is arranged in the outer frame. The blackboard cleaning device comprises a blackboard eraser, an elastic steel strip, a button, an H-shaped shaft, a motor, a clockwork spring and a clockwork spring fixing frame. The blackboard cleaning device is arranged on the rear of the blackboard strip. Idler wheels arranged on the blackboard eraser can slide along an upper edge frame and a lower edge frame of the outer frame. The H-shaped shaft is arranged on a rotating shaft of the motor and can rotate along with the motor. The motor is arranged in a left edge frame. The clockwork spring is arranged in the clockwork spring fixing frame. A small ring is connected with the H-shaped shaft and the clockwork spring through the elastic steel strip. The button is arranged on the leftmost side in an upper sliding groove.

Description

technical field [0001] The invention relates to the field of blackboards in teaching tools, in particular to a louver-type blackboard that can be cleaned automatically. Background technique [0002] At present, the writing area of ​​the blackboard used for teaching is limited. When the entire blackboard is covered by the written content, the content on the blackboard must be erased with a blackboard eraser before writing again, which is time-consuming and laborious. Dust is easily inhaled into the lungs, causing various diseases. Contents of the invention [0003] Aiming at the deficiencies in the prior art, the present invention provides a louver-type blackboard that can be cleaned automatically to solve the problems of limited writing area, inconvenient cleaning and environmental protection of the current blackboard. [0004] To achieve the above object, the present invention adopts the following technical solutions: [0005] A louver type blackboard capable of automat...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B43L1/04B43L21/00A47B97/04
CPCB43L1/04B43L21/00
Inventor 聂怡泓
Owner XIAOGAN QISIMIAOXIANG CULTURAL MEDIA
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