Teaching-used electronic piano

Abstract

The invention provides a teaching-used electronic piano, which comprises a dust-proof cover, a connection shaft, a tablet computer, a positioning knob, a Bluetooth speaker, a speaker groove, an electronic piano body, a power supply groove, a combined power supply block, keys, a circuit board, a charging module and a charging hole, wherein the dust-proof cover is arranged at the upper part of the electronic piano body through the connection shaft; the tablet computer is fixedly arranged on the inner side surface of the dust-proof cover; the positioning knob is arranged at the outer end of the connection shaft; the Bluetooth speaker is arranged inside the speaker groove; the combined power supply block is arranged inside the power supply groove; and the keys are arranged on the upper side surface of the electronic piano body. due to the arrangement of the Bluetooth speaker, the combined power supply block and the dust-proof cover, the sound quality of the electronic piano is improved, the stereo effects are good, the teaching-used electronic piano can be used in a condition with no external power supply, use requirements of class teaching or outdoor teaching can be met, the structure is simple, the practicability is strong, and promotion and use are facilitated.

Description

technical field [0001] The invention belongs to the technical field of electronic organ, in particular to an electronic organ for teaching. Background technique [0002] With the improvement of people's living standards, piano, chess, calligraphy and painting have become an important part of people's leisure time to cultivate their sentiments and spiritual enjoyment. The electronic organ is a kind of music device that people like to hear and see. It has many timbres, good sound quality and powerful functions. It is also one of the most common introductory instruments for students to learn music. Utilize the special function of music synthesis of the electronic organ to cultivate students' comprehensive music ability, so as to stimulate their understanding and love of music from the bottom of their hearts. [0003] Electronic piano is a kind of keyboard instrument, in fact it is a kind of electronic synthesizer, it adopts large-scale integrated circuit, mostly configures sou...

AI Technical Summary

Problems solved by technology

[0006] In order to solve the above-mentioned technical problems, the present invention provides an electronic keyboard for teaching, to solve the problem that the existing electronic keyboard has poor sound quality and unsatisfactory stereo sound, which affects the teaching effect and students' enthusiasm for learning, and cannot be used without an external power supply, which affects the electronic keyboard. The scope of teaching use is limited, the protection is poor, and the failure rate is high. An electronic keyboard for teaching includes a dust cover, a shaft, a tablet computer, a positioning knob, a Bluetooth speaker, a speaker slot, an electronic piano body, a power slot, and a combined power block. , keys, circuit board, charging module and charging hole, the dust cover is installed on the upper part of the electronic organ body through the shaft; the tablet computer is fixedly installed on the inner side of the dust cover; the positioning knob is installed on the connection The outer end of the shaft; the bluetooth speaker is installed inside the speaker slot; the combined power supply block is installed inside the power slot; the key is installed on the upper side of the electronic piano body; the circuit board is connected to the tablet computer The charging module is installed on the side of the power slot; the charging hole is connected to the charging module; the bluetooth speaker includes a main speaker and a secondary speaker, and the primary speaker and the secondary speaker are connected through a wireless signal; The bluetooth speaker includes a main bluetooth chip, a main bluetooth antenna, a connection slot, a rotating shaft and a spherical base, and the bottom of the main sound box is equipped with a spherical base; the main bluetooth chip or the main bluetooth antenna is installed on the main sound box Inside; the connection slot is installed in the middle of the Bluetooth speaker; the spherical base is connected to the speaker groove through a rotating shaft; the secondary speaker includes a secondary Bluetooth chip, a secondary Bluetooth antenna, a connection plug, a lighting lamp and Rubber suction cup, the secondary Bluetooth chip or the secondary Bluetooth antenna is installed on the inner side of the secondary speaker; the connection plug is installed in the middle of the secondary speaker; the lighting is installed on the upper surface of the secondary speaker; the The rubber suction cup is fixed on the bottom of the sub-sound box; the combined power supply block includes a single battery board, a groove, a magnet piece, a terminal and a protrusion, and a groove is arranged on the upper surface of the single board of the battery; the lower part of the single board of the battery Protrusions are provided; 2 to 10 battery single boards are used; the battery single boards are connected through terminals; the magnet pieces are pasted on the side or lower side of the battery single boards

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