Portable broadcaster easy to clean dust

Abstract

The invention relates to the technical field of broadcasters, and discloses a portable broadcaster easy to clean dust. The broadcaster comprises a broadcaster body, and the top of the broadcaster bodyis provided with a round notch. The problem that after a traditional broadcaster is used for a long time, an iron net used for protection on the broadcaster was has a large amount of dust, affectinga using effect, and inconvenience in dismounting causes the inconvenience of replacing the iron net by a user is solved. Through cooperation of a sleeve 13 and a drawing type film 14, the broadcasterprovided by the invention is distinguished from an existing technical scheme, in the scheme provided by the invention, a turn button 15 is provided on the left side of the sleeve 13, a rotating shaft18 in the sleeve 13 is braked by the turn button 15, a drum 16 fixedly connected to an outer wall of the rotating shaft 18 is used for winding of the drawing type film 14, and two welding blocks 12 (the welding blocks are arc-shaped) arranged on the front side of the sleeve 13 are used for protection of the drawing type film 14, thereby preventing noise from occurring when the drawing type film 14is being drawn.

Description

technical field [0001] The invention relates to the technical field of broadcasters, in particular to a portable and easy-to-clean dust broadcaster. Background technique [0002] The listening and reading machine is equivalent to the broadcasting machine. It is an electronic product for preschool education and learning. The teaching aid of the speaker is the listening and reading machine. It has three characteristics, first, authoritative; the content of the textbook is carefully selected and authoritatively developed by hundreds of experts from the Chinese Education Research Association. [0003] But broadcasting machine on the market at present is in use, and broadcasting machine is inconvenient on cleaning dust and inconvenient on carrying, causes the practicability of broadcasting machine to reduce. Contents of the invention [0004] (1) Solved technical problems [0005] Aiming at the deficiencies of the prior art, the present invention provides a portable and easy...

AI Technical Summary

Problems solved by technology

[0005] Aiming at the deficiencies in the prior art, the present invention provides a portable and easy-to-clean dust broadcaster, which solves the problem that after the traditional broadcaster is used for a long time, a large amount of dust appears on the iron net used for protection on the broadcaster, which affects the use effect, and Inconvenience in disassembly leads to inconvenience for users to replace the iron grid

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