Blackboard provided with recording device
A recording device and blackboard technology, applied in the field of blackboards, can solve problems such as students' disadvantages in knowledge learning and teachers' lecture voices being difficult to fully hear clearly.
Inactive Publication Date: 2017-05-10
ZHUGELIANG MIDDLE SCHOOL
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Problems solved by technology
[0002] When the school is in class, the teacher must constantly write the lecture content on the blackboard and explain it carefully. Students can only understand the learning content through listening to the lecture and taking notes. Knowledge learning is extremely unfavorable. At the same time, when listening to the class, it is difficult for the teacher to fully understand the teacher's lecture voice due to the large number of students.
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[0008] figure 1 As shown: the blackboard is equipped with a recorder 2 and a broadcasting horn 3 on the upper part of the board 1, and a recording and broadcasting switch 4 connected to it is arranged on the lower part.
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The invention provides a blackboard provided with a recording device. The blackboard is characterized in that a sound recorder and a broadcasting loudspeaker are arranged at the upper part of a blackboard body, and a sound recording switch and a broadcasting switch connected with the sound recorder and the broadcasting loudspeaker correspondingly are arranged at the lower part of the blackboard body. During use, a lecture speech of a teacher can be recorded through the assembled recording device and students can replay the lecture speech for study reference conveniently.
Description
Technical field [0001] The invention relates to a blackboard, in particular to a blackboard provided with a recording device. Background technique [0002] When school is in class, the teacher must continuously write the lecture content on the blackboard and explain it carefully. Students can only understand the learning content by listening to the lectures and taking notes. This traditional teaching method has existed for many years before it is too late to understand. Knowledge learning is extremely disadvantageous. At the same time, due to the large number of students, the teacher’s speech is difficult to fully understand. Summary of the invention [0003] The invention provides a blackboard provided with a recording device, which can record the speech of a teacher's lecture for students to listen again. [0004] The invention includes a board body of a blackboard, and the technical solution adopted is that: the board is equipped with a recorder and a broadcasting horn on the up...
Claims
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IPC IPC(8): B43L1/04
Inventor 周嘉慧
Owner ZHUGELIANG MIDDLE SCHOOL