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CN-121986501-A - Earphone

CN121986501ACN 121986501 ACN121986501 ACN 121986501ACN-121986501-A

Abstract

The application discloses an earphone, which comprises an ear hook and a sound producing part, wherein the ear hook is connected with each other, the ear hook is arranged between an auricle and a head of a user, the sound producing part is arranged at the front side of the auricle, the sound producing part comprises a machine core shell and a microphone, the ear hook is connected with the machine core shell, the microphone is arranged in the machine core shell, the machine core shell is provided with a connecting end connected with the ear hook and a free end far away from the connecting end, the connecting end is closer to the mouth of the user than the free end in a wearing state, a sound receiving hole is formed in the machine core shell and is positioned between the free end and the connecting end, the microphone collects sound outside the earphone through the sound receiving hole, and the sound producing end of the sound receiving hole is arranged closer to the connecting end than the sound entering end of the sound receiving hole. Through the mode, the anti-wind noise capability of the earphone can be improved, and the pickup effect of the microphone is further effectively improved.

Inventors

  • XIE GUOLIN
  • LI CHAOWU
  • Nie Qianwen

Assignees

  • 深圳市韶音科技有限公司

Dates

Publication Date
20260505
Application Date
20240822

Claims (13)

  1. The utility model provides a headset, its characterized in that, headset includes ear-hook and the sounding portion of being connected each other, ear-hook is hung and is located between user's auricle and the head, sounding portion is located the front side of auricle, sounding portion includes core housing and microphone, ear-hook with the core housing is connected, the microphone set up in the core housing is inside, the core housing have with the link that ear-hook is connected and keep away from the free end of link, under wearing the state, the link compare in the free end is closer to user's mouth, offer on the core housing and be located the free end with sound receiving hole between the link, the microphone is through sound receiving hole gathers the outside sound of headset, sound receiving hole's sound outputting end compare sound receiving hole's sound receiving end is closer to the link sets up.
  2. The earphone according to claim 1, wherein the deck housing has a length direction and a thickness direction orthogonal to each other, the length direction being a spacing direction of the connection end and the free end, the thickness direction being a direction toward or away from the auricle in a wearing state, at least part of the hole sections of the sound receiving hole being disposed obliquely with respect to the length direction and the thickness direction.
  3. The earphone according to claim 2, wherein the deck case includes a first side wall and a second side wall which are provided at intervals in the thickness direction, the second side wall is closer to the auricle than the first side wall in the wearing state, the sound receiving hole is provided on the first side wall, and an inclination angle of an extending direction of at least part of the hole sections of the sound receiving hole with respect to the thickness direction is greater than 0 ° and equal to or less than 40 °.
  4. A headset as claimed in claim 3, wherein the number of sound pick-up holes corresponds to the number of microphones, the cross-sectional area of the sound pick-up holes is uniform along the extending direction of the connecting line of the center of the sound emitting end and the center of the sound receiving end, and the inclination angle is 10 ° -30 °.
  5. The earphone of any one of claims 1-4, further comprising a composite acoustic resistive mesh disposed between the sound outlet end of the sound receiving aperture and the microphone, the composite acoustic resistive mesh comprising at least two layers of sub-acoustic resistive meshes stacked on top of each other and disposed in a spaced apart relationship, sound input through the sound receiving aperture being input to the microphone after passing through the at least two layers of sub-acoustic resistive meshes in sequence.
  6. The earphone of claim 5, wherein the spacing distance between adjacent sub-acoustically resistive nets is 0.05 mm-0.3 mm and/or the acoustic resistance of each sub-acoustically resistive net is 200MKS Rayls~700MKS Rayls.
  7. The earphone of any of claims 1-6, wherein the number of sound pickup holes corresponds to the number of microphones, and the sound collection area of the microphones is disposed closer to the connection end than the sound outlet end of the sound pickup holes.
  8. The earphone of any one of claims 2-7, wherein a distance between the sound collection area of the microphone and the sound outlet end of the sound receiving hole is between 2mm and 3mm along the length direction.
  9. The earphone according to claim 5 or 6, wherein the inner wall of the movement housing is provided with an annular partition plate, the annular partition plate is surrounded to form a communication groove, and the sound receiving hole is communicated with the communication groove; The earphone comprises a circuit board and a sound guide seat, wherein the sound guide seat is arranged on one side, facing the communication groove, of the circuit board and is provided with a sound guide channel, the sound guide seat is embedded in the communication groove under the supporting action of the circuit board and is pressed and held between the sound guide seat and the machine core shell by a composite sound resistance net, the circuit board is away from the other side of the communication groove, a communication hole is formed in the circuit board, and the microphone is communicated with the sound guide channel through the communication hole and the sound guide channel.
  10. The earphone according to any one of claims 1 to 9, wherein the deck housing has a longitudinal direction, a thickness direction and a width direction orthogonal to each other, the longitudinal direction being a direction of spacing of the connection end and the free end, the thickness direction being a direction toward or away from the auricle in a wearing state, the deck housing including a first housing and a second housing that are fitted to each other in the thickness direction and form a first joint, the first housing being away from the auricle in the wearing state as compared with the second housing, the ear hanger including a transfer portion that is connected to the second housing and forms a second joint, an outer surface of the second housing being provided with at least one mounting groove provided in an elongated shape, the first joint, the long axis direction of the mounting groove, and the second joint being inclined in the same direction with respect to the longitudinal direction.
  11. The earphone of claim 10, wherein the first housing has a first side wall, the second housing has a second side wall, the first side wall and the second side wall are disposed at intervals in the thickness direction, the second side wall is closer to the auricle than the first side wall in the wearing state, and the first engagement seam, the long axis direction of the mounting groove, and the second engagement seam are each gradually distant from the second side wall in a direction from the free end toward the connection end.
  12. Earphone according to claim 10 or 11, wherein the minimum distance between the edge of the mounting groove and the first joint seam or/and the edge of the mounting groove and the second joint seam is between 1mm and 2mm.
  13. The earphone of any one of claims 10-12, further comprising a speaker assembly disposed in the core housing, wherein the speaker assembly and the core housing form an acoustic front cavity and an acoustic rear cavity, the second housing is further provided with a pressure relief hole located in the mounting groove, the pressure relief hole is communicated with the acoustic rear cavity, an acoustic net is disposed in the mounting groove, the acoustic net covers the pressure relief hole, and the ratio between the area of the pressure relief hole and the area of the mounting groove is 0.2-0.7.

Description

Earphone [ Field of technology ] The application relates to the technical field of electronic equipment, in particular to an earphone. [ Background Art ] With the continuous popularization of electronic devices, the electronic devices have become indispensable social and entertainment tools in daily life, and the requirements of people on the electronic devices are also increasing. Electronic devices such as headphones and intelligent glasses are widely applied to daily life of people, and can be matched with terminal devices such as mobile phones and computers to provide audible feast for users. However, the pick-up effect of the microphone structure in the traditional earphone is poor, in addition, as the application scene of the earphone is more complex, the requirements on the wind resistance and noise reduction capability of the earphone are higher and higher, so that the pick-up effect of the traditional earphone can not reach the use requirement of a user. [ Invention ] In order to solve the technical problem, the application adopts a technical scheme that the earphone comprises an ear hook and a sound producing part which are connected with each other, wherein the ear hook is arranged between an auricle and a head of a user, the sound producing part is positioned at the front side of the auricle, the sound producing part comprises a machine core shell and a microphone, the ear hook is connected with the machine core shell, the microphone is arranged in the machine core shell, the machine core shell is provided with a connecting end connected with the ear hook and a free end far away from the connecting end, the connecting end is closer to a mouth of the user than the free end in a wearing state, a sound receiving hole positioned between the free end and the connecting end is formed in the machine core shell, the microphone collects sound outside the earphone through the sound receiving hole, and the sound producing end of the sound receiving hole is closer to the connecting end than the sound entering end of the sound receiving hole. In some embodiments, the cartridge case has a length direction and a thickness direction orthogonal to each other, the length direction being a spacing direction of the connecting end and the free end, the thickness direction being a direction toward or away from the auricle in the worn state, at least part of the hole section of the sound receiving hole being disposed obliquely with respect to the length direction and the thickness direction. In some embodiments, the cartridge case includes a first side wall and a second side wall disposed at intervals in a thickness direction, the second side wall is closer to the auricle than the first side wall in a wearing state, the sound receiving hole is disposed on the first side wall, and an inclination angle of an extending direction of at least part of the hole section of the sound receiving hole with respect to the thickness direction is greater than 0 ° and equal to or less than 40 °. In some embodiments, the number of the sound receiving holes corresponds to the number of the microphones, and the cross-sectional area of the sound receiving holes is consistent with the extending direction of the connecting line of the center of the sound outlet end and the center of the sound inlet end, and the inclination angle is 10-30 degrees. In some embodiments, the earphone further includes a composite acoustic resistive mesh disposed between the sound output end of the sound receiving hole and the microphone, the composite acoustic resistive mesh including at least two layers of sub-acoustic resistive meshes stacked on each other and disposed at intervals, and sound input through the sound receiving hole is sequentially input to the microphone after passing through the at least two layers of sub-acoustic resistive meshes. In some embodiments, the spacing distance between adjacent sub-acoustically resistive nets is between 0.05mm and 0.3mm, and/or the acoustic resistance of each sub-acoustically resistive net is between 200MKS Rayls~700MKS Rayls. In some embodiments, the number of sound receiving holes corresponds to the number of microphones, and the sound collection area of the microphones is disposed closer to the connection end than the sound emitting end of the sound receiving holes. In some embodiments, along the length direction, the distance between the sound collection area of the microphone and the sound outlet end of the sound receiving hole is 2 mm-3 mm. In some embodiments, the inner wall of the movement shell is provided with an annular baffle, the annular baffle is surrounded to form a communication groove, the sound receiving holes are communicated with the communication groove, the earphone comprises a circuit board and a sound guide seat, the sound guide seat is arranged on one side of the circuit board facing the communication groove and is provided with a sound guide channel, the sound guide seat is embedded in th