Acoustic device

Patent metadata

Field	Value
Publication number	US-12185053-B2
Application number	US-202217806504-A
Country	US
Kind code	B2
Filing date	Jun 13, 2022
Priority date	Apr 30, 2020
Publication date	Dec 31, 2024
Grant date	Dec 31, 2024

Abstract

The present disclosure discloses an acoustic device. The acoustic device may include a hanger assembly, at least one of an audio input component or an audio output component, a control circuit assembly, and a protection assembly. The hanger assembly may include a shell forming a space. The control circuit assembly may include one or more circuit boards arranged in the space. The protection assembly may include a protection plate. The protection plate may be arranged in the space and physically connected with the shell of the hanger assembly to form a protection barrier between at least one of the one or more circuit boards and the shell.

First claim

What is claimed is:

1. An acoustic device, comprising:
a hanger assembly including a shell forming a space;
at least one of an audio input component or an audio output component;
a control circuit assembly including one or more circuit boards arranged in the space;
a protection assembly including a protection plate, wherein
the protection plate is arranged in the space and physically connected with the shell of the hanger assembly to form a protection barrier between at least one of the one or more circuit boards and the shell.

2. The acoustic device of claim 1 , wherein
the control circuit assembly includes an interaction component configured to facilitate interaction between a user and the control circuit assembly,
the interaction component includes a first component arranged on the shell and a second component arranged on at least one of the one or more circuit boards,
the first component is configured to receive an instruction of the user, and
the second component is configured to trigger the control circuit assembly to implement a function corresponding to the instruction in response to the instruction received by the first component.

3. The acoustic device of claim 2 , wherein the first component includes one or more keys, the second component includes one or more switches, the shell is provided with a first hole, the protection plate is provided with a second hole, and the one or more keys are movably arranged in the first hole and the second hole to toggle the one or more switches and trigger the control circuit assembly to implement a corresponding function.

4. The acoustic device of claim 3 , wherein at least one of the one or more keys includes a movable part and a connecting part, at least a portion of the movable part is located in the first hole, and the connecting part passes through the second hole to contact and toggle at least one of the one or more switches.

5. The acoustic device of claim 4 , wherein a surface of the protection plate facing the movable part is provided with protrusions around an edge of the second hole, and the protrusions butt a surface of the movable part.

6. The acoustic device of claim 4 , wherein the connecting part includes two connecting plates,
an end of each of the two connecting plates is connected with the movable part, and
another end of each of the two connecting plates is provided with a connector to connect the protection plate.

7. The acoustic device of claim 6 , wherein the another end of one of the two connecting plates is provided with an accommodation area configured to accommodate the one or more switches to make the one or more keys toggle the one or more switches.

8. The acoustic device of claim 1 , wherein
the audio output component includes a speaker component configured to convert an audio signal into a mechanical vibration, and
the hanger assembly includes a connecting component, one end of the connecting component is connected with the shell, and another end of the connecting component is connected with the speaker component.

9. The acoustic device of claim 8 , wherein the shell includes a first shell and a second shell, the first shell is physically connected with the connecting component, and the first shell and the second shell are connected to form the space.

10. The acoustic device of claim 9 , wherein the space has a length direction and a thickness direction perpendicular to the length direction, and the first shell is spliced to the second shell along a splicing direction perpendicular to the length direction and the thickness direction.

11. The acoustic device of claim 10 , wherein
a first clamping groove and a second clamping groove are arranged on the first shell with an interval along the length direction,
a first clamping block and a second clamping block are arranged on the second shell along the thickness direction, and
the first clamping block is embedded in the first clamping groove, and the second clamping block is embedded in the second clamping groove to clamp the first shell and the second shell.

12. The acoustic device of claim 11 , wherein
a portion of the second shell is provided with a power socket, the power socket is connected with the space, and the power socket is configured to accommodate a power interface, and
the second clamping block is closer to the space relative to the power socket.

13. The acoustic device of claim 12 , wherein
a projection of the second clamping block and a projection of the power socket on a first reference plane perpendicular to the length direction overlap, and
the projection of the second clamping block and the projection of the power socket on a second reference plane perpendicular to the splicing direction overlap.

14. The acoustic device of claim 11 , wherein
a direction of an opening of the first clamping groove and a direction of an opening of the second clamping groove are the same, and the first clamping groove and the second clamping groove are respectively located at ends of the first shell along the length direction, and
the opening of the first clamping groove faces the space, and the opening of the second clamping groove deviates from the space;
a direction of an extension of the first clamping block and a direction of an extension of the second clamping block are the same, and the first clamping block and the second clamping block are respectively located at ends of the second shell along the length direction, and
the extension of the first clamping block deviates from the space, and the extension of the second clamping block faces the space.

15. The acoustic device of claim 10 , wherein
an edge part of the first shell forms a first limiting component,
the second shell is provided with a second limiting component, and
the first limiting component and the second limiting component are configured to limit a relative movement of the first shell and the second shell in the length direction.

16. The acoustic device of claim 8 , wherein
the audio input component includes a sound pickup component configured to obtain external sounds, and the sound pickup component is arranged in the space, and
the shell is provided with a third hole, and the sound pickup component obtains the external sounds through the third hole.

17. The acoustic device of claim 16 , wherein
the audio input component further includes an elastic connecting rod, and
an end of the elastic connecting rod is connected with the speaker component, another end of the elastic connecting rod is connected with the sound pickup component.

18. The acoustic device of claim 17 , wherein the elastic connecting rod is provided to make that an average amplitude attenuation rate is not less than 35% when a vibration of a voice frequency band generated by the speaker component is transmitted from the one end of the elastic connecting rod to the another end of the elastic connecting rod.

19. A bone conduction earphone, comprising:
an audio output component configured to convert an audio signal into a mechanical vibration, and
a hanger assembly including a first shell, a connecting component, and a second shell, wherein:
an end of the connecting component is connected with the first shell, another end of the connecting component is connected with the audio output component,
the first shell and the second shell are connected to form a space,
the space has a length direction and a thickness direction perpendicular to the length direction,
a first clamping groove and a second clamping groove are arranged on the

Assignees

• Shenzhen Shokz Co Ltd

Inventors

• Wang Yueqiang
• Wu Zhongqi
• You Fen
• Li Chaowu
• Zeng Qingyu

Classifications

• H04R2460/13

  Hearing devices using bone conduction transducers · CPC title

• H04R1/1016

  Earpieces of the intra-aural type · CPC title

• H04R25/00

  Electric hearing aids · CPC title

• H04R1/1066

  Constructional aspects of the interconnection between earpiece and earpiece support (earpiece support for monophonic headphones H04R1/105; earpiece support for stereophonic headphones H04R5/0335) · CPC title

• H04R2410/07

  Mechanical or electrical reduction of wind noise generated by wind passing a microphone · CPC title