CN215268662U

CN215268662U - Earphone set

Info

Publication number: CN215268662U
Application number: CN202120649892.3U
Authority: CN
Inventors: 胡柏松
Original assignee: Mifo Technology Co ltd
Current assignee: Mifo Technology Co ltd
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2021-12-21
Anticipated expiration: 2031-03-30

Abstract

The utility model discloses an earphone, including the shell, locate the first circuit board in the shell and install the first microphone on first circuit board, first microphone is used for the noise reduction, forms first cavity between first circuit board and the shell, is equipped with a plurality of first sound holes that communicate with first cavity on the shell. Still be equipped with second microphone and third microphone in the shell, the second microphone is used for the conversation, and the third microphone is used for the noise reduction, and when the earphone was worn on the people's ear, the pickup orientation of first microphone was the level, and the pickup orientation of second microphone is down, and the pickup orientation of third microphone is the level. The utility model discloses a set up a plurality ofly and the first sound hole of advancing of first cavity intercommunication, form porous cavity, the air current can disperse and get into first cavity and be received by first microphone again, for the haplopore cavity, can reach the effect that reduces wind and make an uproar, and the conversation in-process makes the sound that the other side heard clearer, and the effect is better.

Description

Earphone set

Technical Field

The utility model relates to an earphone.

Background

Due to the rapid development of the smart phone, the rapid development of accessories of the smart phone is multiplied, wherein the Bluetooth headset is a mobile phone accessory which is commonly used in daily life.

Most of the currently marketed ear-hook type bluetooth headsets have the following disadvantages:

most of the existing Bluetooth headsets in the market cannot simultaneously have touch control and physical keys, and the functions are not comprehensive; the Bluetooth headset has active noise reduction and conversation noise reduction functions at the same time; the existing communication noise reduction Bluetooth headset has a communication noise reduction function but has no wind noise reduction structure; when the existing in-ear Bluetooth headset is worn on the ear of a person, the headset is easy to loosen and is not firm enough to wear.

SUMMERY OF THE UTILITY MODEL

The features and advantages of the present invention are set forth in part in the description which follows, or may be obvious from the description, or may be learned by practice of the invention.

The utility model aims at providing an earphone can realize falling the effect that wind made an uproar to the microphone for sound is more clear.

The utility model provides an above-mentioned technical problem adopted technical scheme as follows: the utility model provides an earphone, includes the shell, locates first circuit board in the shell and installs first microphone on the first circuit board, first microphone is used for the noise reduction, first circuit board with form first cavity between the shell, be equipped with on the shell a plurality ofly with the first sound hole that advances of first cavity intercommunication.

Still be equipped with second microphone and third microphone in the shell, the second microphone is used for the conversation, the third microphone is used for the noise reduction, when the earphone was worn on the people's ear, the pickup orientation of first microphone is the level, the pickup orientation of second microphone is down, the pickup orientation of third microphone is the level.

The first circuit board is a flexible circuit board, a touch panel and a key are further mounted on the first circuit board, the touch panel is attached to the inner side of the shell, and the key is located below the touch panel.

The touch screen is characterized in that a first support is arranged in the shell, and an elastic pressing plate located between the touch panel and the key is arranged on the first support.

The shell is provided with a convex hull, and the convex hull is arranged at a cymba of an ear when the earphone is worn on the ear of a person.

And a moving iron horn unit and a moving coil horn unit are arranged in the shell.

The movable coil loudspeaker unit is installed in the shell through the second support, a second cavity is formed between the movable coil loudspeaker unit and the second support, an air leakage hole is formed in the shell, and an air guide hole communicated with the second cavity and the air leakage hole is formed in the second support.

A mainboard is arranged in the shell, and a storage chip is arranged on the mainboard.

Be equipped with the mainboard in the shell, be equipped with the light source on the mainboard, be equipped with the printing opacity region on the shell.

And a light guide column is arranged between the light transmission area and the light source.

The utility model forms a multi-hole cavity by arranging a plurality of first sound inlet holes communicated with the first cavity, the airflow can be dispersed to enter the first cavity and then be received by the first microphone, and compared with a single-hole cavity, the effect of reducing wind noise can be achieved, the sound heard by the opposite party is clearer in the conversation process, and the effect is better; when the earphone is used for calling, the three microphones work simultaneously to realize the effects of active noise reduction and conversation noise reduction, so that a user has quieter and cleaner auditory experience; when the face cover is touched, the earphone can be controlled through the touch panel, when the face cover is pressed, the touch panel can press the keys, so that the earphone is controlled through the keys, a user can use a touch function and a physical key function, the operation function is more comprehensive, and the use is more convenient; the convex hull is arranged on the shell, so that the garment is in accordance with human engineering, and is firmer to wear and not easy to loosen; because the low-frequency performance of the moving coil loudspeaker unit is good, and the high-frequency performance of the moving iron loudspeaker unit is good, the coil loudspeaker is combined, the tone quality is complementary, and the effect is better; form independent cavity between moving coil loudspeaker unit and second support, help promoting the initiative and fall the debugging environment of making an uproar, promote tone quality, bring better user experience.

Drawings

The advantages and mode of realisation of the invention will become more apparent hereinafter by describing in detail the invention with reference to the attached drawings, wherein the content shown in the drawings is only for explaining the invention, without constituting any limitation to the meaning of the invention, in which:

fig. 1 is a first structural diagram of an earphone according to an embodiment of the present invention;

fig. 2 is an exploded view of an earphone according to an embodiment of the present invention;

fig. 3 is a diagram illustrating a positional relationship among the first microphone, the second microphone, and the third microphone according to an embodiment of the present invention;

fig. 4 is a first internal structure diagram of the earphone according to the embodiment of the present invention;

fig. 5 is a second internal structure diagram of the earphone according to the embodiment of the present invention;

fig. 6 is a second structural diagram of the earphone according to the embodiment of the present invention;

fig. 7 is a state diagram of the embodiment of the present invention when the earphone is worn;

fig. 8 is a third internal structure diagram of the earphone according to the embodiment of the present invention;

fig. 9 is a fourth internal structure diagram of the earphone according to the embodiment of the present invention;

FIG. 10 is a diagram of a motherboard structure according to an embodiment of the present invention;

fig. 11 is a schematic view of the motherboard installed in the housing according to the embodiment of the present invention;

fig. 12 is a schematic diagram of a second circuit board mounted in a housing according to an embodiment of the present invention;

fig. 13 is a diagram illustrating a structure of a first circuit board according to an embodiment of the present invention.

Detailed Description

As shown in fig. 1, in the embodiment of the present invention, the earphone 100 is a bluetooth earphone, and the earphone 100 has two earphones, a right earphone and a left earphone, and since the right earphone and the left earphone have the same structure, the left earphone (shown in fig. 1) is taken as an example for description.

As shown in fig. 2 and 13, the earphone includes a housing, a first circuit board 104, a second circuit board 115, a first microphone 105, a second microphone 108, and a third microphone 116, the housing includes a housing body 119 and a face cover 101 disposed on the housing body 119, the housing body 119 has an open end 1192, the open end 1192 is covered with an ear cap 122, and the face cover 101 is made by an IML process.

The first circuit board 104 is arranged in the shell, and the first circuit board 104 is a flexible circuit board; the second circuit board 115 is disposed in the housing, the second circuit board 115 is a flexible circuit board, and the second circuit board 115 is a charging circuit board. The first microphone 105 and the second microphone 108 are mounted on the first circuit board 104, the third microphone 116 is mounted on the second circuit board 115, the first microphone 105 is used for call noise reduction, the second microphone 108 is used for call noise reduction, and the third microphone 116 is used for active noise reduction. The third microphone 116 is installed near the open end for receiving the sound in the ear canal, the face cover 101 is provided with a first sound inlet hole 1012 and a second sound inlet hole 1013, the first microphone 105 receives the sound coming in from the first sound inlet hole 1012, and the second microphone 108 receives the sound coming in from the second sound inlet hole 1013.

As shown in fig. 3, when the earphone is worn on the ear of a person, the open end faces the ear canal, i.e., the sound pickup direction of the third microphone 116 is horizontal; the first sound inlet hole is oriented horizontally, that is, the sound pickup direction of the first microphone 105 is horizontal; the second sound inlet hole faces downwards, namely the sound collecting direction of the second microphone faces downwards. When the earphone is worn on the ear of a person, the sound pickup direction of the first microphone is horizontal, and external noise can be received by the first microphone more easily, so that the external noise is eliminated through the first microphone, and the noise reduction of the call is realized; the sound collecting direction of the second sound collecting hole is downward, so that the second microphone is closer to the sound production position of a person, and the second microphone can more easily receive the communication sound; and the pickup orientation of third microphone can initiatively fall the noise for the level to the sound in the duct, and when using the earphone to make a call, three microphone simultaneous working can realize initiatively falling the noise and the effect of making a conversation and making an uproar like this, lets the user have quieter, cleaner sense of hearing experience.

In this embodiment, the sound pickup direction of the first microphone is perpendicular to the sound pickup direction of the second microphone and/or the sound pickup direction of the third microphone is perpendicular to the sound pickup direction of the second microphone, so that the active noise reduction and the call noise reduction effects are better.

As shown in fig. 4, a first cavity 1014 is formed between the first circuit board 104 and the front cover 101 of the housing, and a first sound inlet 1012 has a plurality of sound inlets and communicates with the first cavity 1014. Through setting up a plurality of first sound holes that communicate with first cavity, form porous cavity, the air current can disperse and get into first cavity and be received by first microphone again, for the haplopore cavity, can reach the effect that reduces wind and make an uproar, makes the sound that the other side heard clearer among the conversation process, and the effect is better.

In this embodiment, there are three first acoustic ports 1012.

As shown in fig. 2, 5 and 13, the first circuit board 104 is further mounted with a touch panel 107 and keys 106, the touch panel 107 is attached to the inner side of the face cover 101 of the housing, and the keys 106 are located below the touch panel 107. The earphone can be controlled through the touch panel when the touch panel covers, and when the touch panel covers, the touch panel can press the keys, so that the earphone is controlled through the keys, a user can use a touch function and a physical key function, the operation function is more comprehensive, and the use is more convenient.

In this embodiment, a first support 103 is disposed in the housing, and an elastic pressing plate 1031 is disposed between the touch panel 107 and the key 106 on the first support 103, so that when the face cover is pressed, the elastic pressing plate is pressed by the touch panel, and the key is pressed, thereby controlling the earphone through the key.

As shown in fig. 6 and 7, the housing body 119 of the housing has a convex hull 1192, and when the earphone is worn on the ear of a person, the convex hull 1192 is placed on the cymba concha 2 of the ear, so that the earphone conforms to the ergonomics, is more firmly worn and is not easy to loosen.

As shown in fig. 2, 8 and 9, a moving-iron horn unit 117 and a moving-coil horn unit 113 are provided in the case body 119. The moving-iron horn unit 117 is installed at a position close to the opening end, the moving-coil horn unit 113 is located above the moving-iron horn unit 117, and the moving-iron horn unit 117 is sleeved with a rubber sleeve 118. Because the low-frequency performance in the moving-coil loudspeaker unit is good, and the high-frequency performance in the moving-iron loudspeaker unit is good, the coil loudspeaker is combined, the tone quality is complementary, and the effect is better.

In this embodiment, the moving-coil speaker unit 113 is installed in the housing body 119 through the second bracket 112, a second cavity 1121 is formed between the moving-coil speaker unit 113 and the second bracket 112, the housing body 119 is provided with an air-release hole 1191, and the second bracket 112 is provided with an air-guide hole 1122 communicating the second cavity 1121 with the air-release hole 1191, so as to communicate the speaker cavity with the outside. Form independent cavity between moving coil loudspeaker unit and second support, help promoting the initiative and fall the debugging environment of making an uproar, promote tone quality, bring better user experience.

As shown in fig. 2 and 10, a main board 109 is disposed in the housing, and a memory chip 123 is disposed on the main board 109, so that content such as songs can be stored, and the user experience can be improved without connecting to a mobile phone for listening to music.

As shown in fig. 2 and 11, the main board 109 is provided with the light source 111, the cover 101 of the housing is provided with a light-transmitting area 1011, and light emitted from the light source 111 is emitted through the light-transmitting area 1011, thereby improving the overall appearance effect. In this embodiment, the light source 111 is an LED lamp, and the main board 109 is further provided with an antenna 110. A light guide pillar 102 is disposed between the light transmission region 1011 and the light source 111.

As shown in fig. 2, a battery 114 is disposed in the housing, the battery 114 is connected to the main board 109 and the second circuit board 115, and the first circuit board 104 is connected to the main board 109. The housing body 119 is provided with a first conductive pillar 120 and a second conductive pillar 121, and the first conductive pillar 120 and the second conductive pillar 121 are connected to the second circuit board 115.

As shown in fig. 2 and 12, the second circuit board 115 is provided with a first sensing area 1151 and a second sensing area 1152, the first sensing area 1151 and the second sensing area 1152 are located at different positions of the second circuit board 115, and the first sensing area 1151 and the second sensing area 1152 are used for realizing the listening and listening sensing of the earphone, so that the user experience is better. The off-listening sensing is that the earphone detects that the earphone is in a wearing state and automatically plays music/answers a call. When the earphone detects that the earphone is in a non-wearing state, the music is automatically paused/the telephone is hung up, and only when the two induction areas simultaneously detect that the earphone is in a wearing state, the picking induction is effective.

The preferred embodiments of the present invention have been described with reference to the accompanying drawings, and those skilled in the art can implement the present invention in various modifications without departing from the scope and spirit of the present invention. For instance, features illustrated or described as part of one embodiment, can be used with another embodiment to yield a still further embodiment. The above description is only a preferred and practical embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the specification and the drawings of the present invention are included in the scope of the present invention.

Claims

1. The earphone comprises a shell, a first circuit board arranged in the shell and a first microphone arranged on the first circuit board, wherein the first microphone is used for reducing noise.

2. The earphone according to claim 1, wherein a second microphone and a third microphone are further disposed in the housing, the second microphone is used for conversation, the third microphone is used for noise reduction, when the earphone is worn on a human ear, the sound pickup direction of the first microphone is horizontal, the sound pickup direction of the second microphone is downward, and the sound pickup direction of the third microphone is horizontal.

3. The earphone according to claim 1, wherein the first circuit board is a flexible circuit board, a touch panel and a key are further mounted on the first circuit board, the touch panel is attached to the inner side of the casing, and the key is located below the touch panel.

4. The earphone according to claim 3, wherein a first support is provided in the housing, and an elastic pressing plate is provided on the first support between the touch panel and the key.

5. The headset of claim 1, wherein the housing has a convex hull thereon, the convex hull resting at a cymba concha of an ear when the headset is worn on a human ear.

6. The headset of claim 1, wherein a moving-iron horn unit and a moving-coil horn unit are provided in the housing.

7. The earphone according to claim 6, wherein the moving coil speaker unit is mounted in the housing through a second bracket, a second cavity is formed between the moving coil speaker unit and the second bracket, the housing is provided with a vent hole, and the second bracket is provided with a vent hole communicating the second cavity with the vent hole.

8. The headset of claim 1, wherein a motherboard is disposed within the housing, the motherboard having a memory chip disposed thereon.

9. The headset of claim 1, wherein a main board is disposed within the housing, the main board having a light source disposed thereon, the housing having a light transmissive region disposed thereon.

10. The headset of claim 9, wherein a light guide is disposed between the light transmissive region and the light source.