2results about How to "Increase sound loudness" patented technology

The utility model relates to earphone technology field, especially a kind of clip-on ear type bluetooth earphone, including ear cap, earplug, connecting antenna and connecting seat. Connecting antenna inside is provided with sound guide groove, sound guide groove inside is fixedly connected with sound guide pipe, one side is provided with first connecting block integrally formed limit installation disc, the other side is provided with second connecting block integrally formed support connecting bottom plate;Ear cap and earplug are spherical, the spherical shell of ear cap is connected and is composed of first front shell body and first rear shell body, the internal element of ear cap includes mainboard, electrical element, rubber seat and battery;The spherical shell of earplug is connected and is composed of second front shell body and second rear shell body, the internal element of earplug includes subplate, connecting thread, connecting plate, sound production device and support device;Connecting seat includes first connecting seat and second connecting seat.The utility model prevents the interference of absolute input electric signal through sound guide pipe, increases the stability of signal transmission between earphone.

This utility model discloses a speaker sound outlet cavity structure, including a sound outlet cavity, a speaker, and a pad. The speaker is installed at the upper end of the sound outlet cavity, and the pad is installed at the lower end of the sound outlet cavity. The upper side of the pad has several spaced-apart recesses. One side of the sound outlet cavity has a sound outlet. The speaker and the pad are vertically opposite each other, with the speaker's sound output direction facing the upper side of the pad. The sound emitted by the speaker is reflected by the upper side of the pad and the recesses of the pad before being output from the sound outlet. This utility model can further improve sound loudness and bass effect, and can make the emitted sound have a stereo surround sound effect.