Earphone
A technology of earphones and earplugs, which is applied in earpiece/headphone accessories, etc., can solve the problems of short sound wave channel, human body injury, human brain damage, etc., and achieve the effect of soft and pleasant sound, small curve gain difference, and improved sound quality
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[0057] Example 1
[0058] An earplug machine includes an earplug head and sleeve 1, a sound cavity 2, a sound wave transmission channel 3, a micro speaker housing 4, a micro speaker 5, a microphone 6, a microphone housing 7, a wire 8, a plug 9, and the sound wave transmission channel 3 is set Between the sound cavity 2 and the micro-speaker 5, the sound wave transmission channel 3 is a slender hose or tube, and the material used to make the sound wave transmission channel is a non-conductive insulating material. The micro speaker 5 and the microphone 6 are arranged separately and formed separately, including a micro speaker housing 4, the micro speaker 5 is located at one end of the micro speaker housing 4, the earplug head and the sleeve 1 are located at the other end of the housing 4, and the middle slender channel is sound wave Transmission channel 3, mini speaker 5, microphone 6, wire 8, plug 9 are connected in sequence, and the wire uses shielded isolation wire or metal shiel...
Example Embodiment
[0060] Example 2
[0061] The earphone machine as described above is characterized in that: except that the length of the sound wave transmission channel 3 is: 600mm, the inner diameter of the sound wave transmission channel 3 is: 4mm, and the volume of the sound cavity 2 is 3000mm. 3 , The outlet of the sound cavity is provided with a small hole, so that the sound cavity is formed as a small sound box. The diameter of the small hole is 3.5mm", and the rest is the same as that described in the first embodiment.
Example Embodiment
[0062] Example 3
[0063] The earphone machine described above is characterized by: except that the length of the sound wave transmission channel 3 is: 380mm, the inner diameter of the sound wave transmission channel 3 is: 2mm, and the volume of the sound cavity 2 is 1000mm. 3 , The diameter of the above-mentioned small hole is: 2.5mm", and the rest is the same as the earplug machine described in Example 1.
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