Earphone
A technology for earphones and earmuffs, which is applied in earpiece/earphone accessories, loudspeakers, microphones, etc. It can solve problems such as poor user experience, single and unadjustable sound quality, and achieve the effect of improving user experience
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Embodiment 1
[0041] like figure 1 and figure 2 As shown, an earphone provided in this embodiment can be plugged into an electronic device, and includes a sound guide tube 1, a speaker unit 2, and a front shell 3 arranged between the sound guide tube 1 and the speaker unit 2. The shell 3 is a hollow shell, and the surface of the front shell 3 is formed with a first opening 3a communicating with the inside 30 of the front shell; the sound guide tube 1 has opposite first ends 1a and second ends 1b, and the surface of the front shell 3 is also formed with It communicates with the inside of the front shell 30 and allows the first end 1a of the sound guide tube 1 to extend into and extend out of the second opening 3b of the inside of the front shell 30. The circumferential side wall of the sound guide tube 1 abuts against the inner wall of the second opening 3b to close the second opening 3b. Two openings 3b, the second end 1b of the sound guide tube 1 is located outside the front shell 3, the...
Embodiment 2
[0050] Attached below image 3 Only the differences from the previous embodiments will be described in detail.
[0051] In this embodiment, the earphone also includes a hollow back shell 5 and a tuning member 6, the surface of the back shell 5 is formed with a third opening 5a, and the speaker unit 2 is arranged at the third opening 5a of the back shell 5; 6 has a relatively built-in portion 6a and an external portion 6b, and the surface of the rear shell 5 is also formed with a fourth opening 5b that communicates with the inside of the rear shell 5 and allows the built-in portion 6a to extend into and out of the rear shell 5. The inner portion 6a The outer wall contacts the inner wall of the fourth opening 5b to close the fourth opening 5b. The outer part 6b is located outside the rear case 5, and the inner part 6a and the speaker unit 2 define a sound cavity 50 inside the rear case 5 together.
[0052] When the built-in part 6a stretches into and out of the back shell 5, th...
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