WO2021142590A1

WO2021142590A1 - Earphone

Info

Publication number: WO2021142590A1
Application number: PCT/CN2020/071852
Authority: WO
Inventors: 黄远青
Original assignee: 深圳市迈斯高科技有限公司
Priority date: 2020-01-13
Filing date: 2020-01-13
Publication date: 2021-07-22

Abstract

An earphone (100), comprising: a main housing (1), a surface cover (2), a loudspeaker module (3), a circuit module (4) and a power supply module (5). The surface cover (2) is clamped on the main housing (1), and the loudspeaker module (3), the circuit module (4) and the power supply module (5) are provided within a space enclosed and formed by the main housing (1) and the surface cover (2). The circuit module (4) is electrically connected to the loudspeaker module (3) and the power supply module (5) by using elastic contact. The surface cover (2) is clamped on the main housing (1), thus, after the fabrication of the earphone (100) is complete, the surface cover (2) can be removed from the main housing (1), which is convenient for detecting the loudspeaker module (3), the circuit module (4) and the power supply module (5). Since the circuit module (4) is electrically connected to the loudspeaker module (3) and the power supply module (5) by using elastic contact, the circuit module (4) can be separated from the loudspeaker module (3) and the power supply module (5) without damaging the circuit, which is convenient for maintaining or replacing the loudspeaker module (3), the circuit module (4) and the power supply module (5). The described earphone (100) has advantages such as a simple structure, convenient assembly and the free replacement of parts.

Description

earphone

Technical field

This application relates to the technical field of audio equipment, specifically earphones.

Background technique

A headset is a sophisticated audio device that is usually connected to electronic devices such as smart phones, tablet computers, and MP3 in a wired or wireless manner, and is mainly used to realize the mutual conversion of electrical signals and sound waves.

In the prior art, the electronic components of the earphone are usually connected by welding, and the structural parts that affect the sealing performance, such as the housing, are usually assembled by hot pressing and bonding. Since the parts fixed by welding, hot pressing and bonding are scrapped once they are disassembled, the parts of the earphone cannot be replaced after the earphone is manufactured.

Failure to replace the components of the manufactured headset will cause the following problems: (1) In the testing process of headset production, if a component is tested to be defective, the quality problem of the headset cannot be eliminated by replacing the components; (2) In the headset If there is a failure in the use link of the headset, the failure of the headset cannot be eliminated by replacing the parts.

Summary of the invention

The present application discloses an earphone, which aims to optimize the structure of the earphone to reduce the use of welding, hot pressing and bonding methods, so that the parts of the earphone can be replaced freely.

In some embodiments of the present application, a headset includes: a main housing, a face cover, a speaker module, a circuit module, and a power supply module; the face cover is buckled on the main housing, the speaker module, The circuit module and the power supply module are arranged in a space enclosed by the main housing and the face cover;

The main housing is provided with a first hole seat, a second hole seat, a third hole seat, and a fourth hole seat. The first hole seat is opposite to the second hole seat, so The third hole seat is opposite to the fourth hole seat; the distance between the first hole seat and the third hole seat is equal to the second hole seat and the third hole seat The distance between the seats; the distance between the first hole seat and the fourth hole seat is equal to the distance between the second hole seat and the fourth hole seat;

The face cover is provided with a first buckle seat, a second buckle seat, a third buckle seat, and a fourth buckle seat; the first buckle seat is opposite to the second buckle seat, the The third buckle seat is opposite to the fourth buckle seat; the distance between the first buckle seat and the third buckle seat is equal to the second buckle seat and the third buckle seat The distance between the first buckle seat and the fourth buckle seat is equal to the distance between the second buckle seat and the fourth buckle seat;

The first buckle seat is buckled with the first hole seat, the second buckle seat is buckled with the second hole seat, and the third buckle seat is buckled with the The third buckle seat is buckled together, and the fourth buckle seat and the fourth buckle seat are buckled together, so that the face cover is buckled on the main housing;

The horn module includes: a horn main body and a horn electrical connector; the horn main body is used to convert electrical signals into sound waves, and the horn electrical connector is used to implement elastic contact between the horn main body and the circuit module Electrical connection between;

The circuit module includes: a circuit main board, a microphone, and a touch control component; the microphone is fixed on the circuit main board and is electrically connected to the circuit main board; the circuit main board is in elastic contact with the speaker module, The power supply module and the touch control component are electrically connected;

The power supply module includes: a battery and a charging board, the battery is used to store electrical energy, the charging board is used to introduce an external charging power source into the circuit module; one end of the battery is provided with a battery electrical connector; the battery The electrical connector is used to achieve electrical connection with the circuit main board in an elastic contact manner; one side of the charging plate is provided with a charging plate electrical connector, and the other side of the charging plate is provided with one or more Charging connector; the charging board electrical connector is used to electrically connect with the circuit main board in an elastic contact manner; the charging connector is used to connect an external charging power source;

The circuit main board is provided with two first metal bullet pins, two second metal bullet needles, two third metal bullet needles, and two fourth metal bullet needles; two first metal bullet needles, two The second metal spring pins and the two third metal spring pins are installed on one side of the circuit main board, and the two fourth metal spring pins are installed on the other side of the circuit main board;

One of the two first metal spring pins elastically contacts the corresponding positive electrode of the horn electrical connector, and the other of the two first metal spring pins elastically contacts the corresponding horn electrical connector A negative electrode, so that the circuit main board and the speaker main body are electrically connected;

One of the two second metal spring pins elastically contacts the corresponding positive electrode of the battery electrical connector, and the other of the two second metal spring pins elastically contacts the corresponding battery electrical connector A negative electrode, so that the circuit main board and the battery are electrically connected;

One of the two third metal elastic pins elastically contacts the positive electrode corresponding to the charging plate electrical connector, and the other of the two third metal elastic pins elastically contacts the charging plate electrical connector A corresponding negative electrode, so that the circuit main board and the charging board are electrically connected;

One of the two fourth metal spring pins elastically contacts the positive electrode corresponding to the touch component, and the other of the two fourth metal spring pins elastically contacts the negative electrode corresponding to the touch component , So that the circuit main board and the touch control component are electrically connected.

It should be understood that the foregoing general description and the following detailed description are both schematic and explanatory, and are intended to provide further explanation of the claimed application.

Description of the drawings

The drawings described here are used to further understand the application and constitute a part of the application. The exemplary embodiments and descriptions of the application are used to explain the application, and do not constitute a limitation to the application. In the attached picture:

Fig. 1 is a perspective view of an earphone in an embodiment of the application.

Fig. 2 is an exploded view of the headset illustrated in Fig. 1.

FIG. 3 is a perspective view of an earphone in another embodiment of the application.

Fig. 4 is an exploded view of the headset illustrated in Fig. 3.

Fig. 5 is a cross-sectional view of the earphone illustrated in Fig. 3, and the cutting direction is the direction indicated by the dashed line A-A in Fig. 3.

Fig. 6 shows the internal structure of the main housing of the earphone in Fig. 3.

Fig. 7 also shows the internal structure of the main housing of the earphone in Fig. 3, and some details not shown in Fig. 6 can be observed.

Fig. 8 shows the internal structure of the face cover of the earphone in Fig. 3.

Fig. 9 also shows the internal structure of the face cover of the earphone in Fig. 3, and some details not shown in Fig. 8 can be observed.

Figure 10 shows the speaker module of the headset in Figure 4.

Figures 11 to 14 show the circuit module of the headset in Figure 4; among them, Figure 11 is a perspective view of the circuit motherboard of the circuit module; Figure 12 is a top view of the circuit motherboard of the circuit module; Figure 13 is a perspective view of the microphone of the circuit module; 14 is a perspective view of the touch component of the circuit module.

Figures 15 to 17 show the power module of the headset in Figure 4; Figure 15 is a perspective view of the battery of the power module; Figure 16 is a perspective view of the charging board of the power module; Figure 17 is a perspective view of the magnetic block of the power module.

18 and 19 show the ear cap of the earphone in FIG. 4; among them, FIG. 18 is a perspective view of the ear cap; FIG. 19 is a cross-sectional view of the ear cap, and the cutting direction is the direction indicated by the dashed line B-B in FIG.

Detailed ways

The exemplary embodiments disclosed in the present application will now be described in detail with reference to the accompanying drawings. In order to make a brief description with reference to the drawings, the same or equivalent parts may have the same reference numerals, and the description thereof will not be repeated. Generally, suffixes such as "module" and "unit" can be used to refer to elements or components. The use of such suffixes here is only for the convenience of describing this specification, and the suffixes themselves are not intended to give any special meaning or functions. In the exemplary embodiments disclosed in the present application, for the sake of brevity, content known to those of ordinary skill in the related art is generally omitted. The accompanying drawings are used to help easily understand various technical features, and it should be understood that the embodiments given here are not limited by the accompanying drawings. Therefore, in addition to those specifically pointed out in the drawings, the present disclosure should be construed as extending to any changes, equivalents and substitutions. It can be understood that although the terms first, second, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are usually only used to distinguish one element from another. It will be understood that when an element is referred to as being "connected with" another element, the element can be connected with the other element, or intervening elements may also be present. In contrast, when an element is referred to as being "directly connected to another element", there is no intervening element. The terms "including" or "having" are used here, and it should be understood that they are used to indicate the existence of several components, functions or steps disclosed in the specification, and it should also be understood that more or fewer components may also be used, Function or step.

As shown in FIGS. 1 to 2, an embodiment of the present application discloses an earphone 100 that can freely replace parts.

Referring to FIGS. 1 and 2, in a possible implementation manner, the earphone 100 includes: a main housing 1, a face cover 2, a speaker module 3, a circuit module 4 and a power supply module 5. Wherein, the face cover 2 is snapped on the main housing 1, and the horn module 3, the circuit module 4 and the power supply module 5 are arranged in the space enclosed by the main housing 1 and the face cover 2. The circuit module 4 is electrically connected with the speaker module 3 and the power supply module 5 in a manner of elastic contact.

In the above embodiment, the face cover 2 is snapped on the main housing 1. Therefore, after the headset 100 is manufactured, the face cover 2 can be detached from the main housing 1, which is convenient for the speaker module 3, the circuit module 4 and the power supply. Module 5 performs detection. Since the circuit module 4 is electrically connected with the horn module 3 and the power supply module 5 by elastic contact, the circuit module 4 can be separated from the horn module 3 and the power supply module 5 in a way that does not damage the circuit, which is convenient for maintenance or replacement. The horn module 3, the circuit module 4 and the power supply module 5. The earphone 100 in the above embodiment has the advantages of simple structure, convenient assembly, and free replacement of parts.

As shown in FIGS. 3 to 19, another embodiment of the present application discloses an earphone 200 that can freely replace parts.

Referring to FIGS. 3 and 4, in a possible implementation manner, the earphone 200 includes: a main housing 10, a face cover 20, a speaker module 30, a circuit module 40, a power module 50 and an ear cap 60. Wherein, the face cover 20 is snapped on the main housing 10, and the horn module 30, the circuit module 40 and the power supply module 50 are arranged in the space enclosed by the main housing 10 and the face cover 20. The circuit module 40 is electrically connected with the speaker module 30 and the power module 50 in an elastic contact manner. The ear cap 60 is sleeved on the main housing 10. When wearing the earphone 200, the ear cap 60 is inserted into the ear to improve the comfort and firmness of wearing the earphone 200.

In a possible implementation, the circuit module 40 is in elastic contact with the speaker module 30 and the power module 50 through metal spring pins, so that the circuit module 40 is electrically connected to the speaker module 30 and the power module 50 respectively. The metal bullet needle includes: a metal sleeve, a metal thimble, and a metal spring. The metal spring is installed in the metal casing. One end of the metal thimble is built in the metal sleeve and resists the metal spring. When the other end of the metal thimble is pressed, the metal thimble moves on the metal casing and squeezes the metal spring. When the pressure on the other end of the metal thimble disappears, the metal spring recovers and pushes the metal thimble back to the position before the pressure. Since the metal elastic needle is made of metal material, current and electrical signals can be conducted through the metal elastic needle.

Referring to FIGS. 4 and 5, in a possible embodiment, the main housing 10 is formed with a horn accommodating cavity 11 protruding outward and a main accommodating cavity 12 communicating with the horn accommodating cavity 11. The horn module 30 is installed in the horn accommodating cavity 11. The circuit module 40 and the power module 50 are installed in the main accommodating cavity 12, and the power module 50 is located between the speaker module 30 and the circuit module 40. The main housing 10 and the face cover 20 are fixed by one or more buckle structures 1010. The buckle structure 1010 includes: a buckle seat and a buckle seat. The buckle seat is provided with one or more buckles, the buckle seat is provided with one or more buckle mounting holes, and the buckle is inserted into the buckle. In the mounting hole, the buckle seat and the buckle hole seat are buckled together, thereby fixing the main housing 10 and the face cover 20 together. When the buckle seat of the buckle structure 1010 is arranged on the main housing 10, the buckle seat of the buckle structure 1010 is arranged on the face cover 20. When the buckle seat of the buckle structure 1010 is disposed on the face cover 20, the buckle seat of the buckle structure 1010 is disposed on the main housing 10.

6-9, in a possible implementation manner, the main housing 10 is provided with a first hole seat 131, a second hole seat 132, a third hole seat 133, and a fourth hole seat 134 , The face cover 20 is provided with a first buckle seat 231, a second buckle seat 232, a third buckle seat 233, and a fourth buckle seat 234. Among them, the first buckle seat 231 is buckled with the first hole seat 131, the second buckle seat 232 is buckled with the second hole seat 132, and the third buckle seat 233 is buckled with the third hole seat. 133 are buckled together, and the fourth buckle seat 234 and the fourth buckle seat 134 are buckled together, so that the face cover 20 is buckled on the main housing 10.

Continuing to refer to FIGS. 6 to 9, in a possible implementation manner, the first hole seat 131 is opposite to the second hole seat 132, and the third hole seat 133 is opposite to the fourth hole seat 134. The distance between the first hole seat 131 and the third hole seat 133 is equal to the distance between the second hole seat 132 and the third hole seat 133. The distance between the first hole seat 131 and the fourth hole seat 134 is equal to the distance between the second hole seat 132 and the fourth hole seat 134. The first buckle seat 231 is opposite to the second buckle seat 232, and the third buckle seat 233 is opposite to the fourth buckle seat 234. The distance between the first buckle seat 231 and the third buckle seat 233 is equal to the distance between the second buckle seat 232 and the third buckle seat 233. The distance between the first buckle seat 231 and the fourth buckle seat 134 is equal to the distance between the second buckle seat 232 and the fourth buckle seat 234. The above-mentioned first buckle seat 131, second buckle seat 132, third buckle seat 133, fourth buckle seat 134, first buckle seat 231, second buckle seat 232, third buckle seat 233, and The position setting of the fourth buckle seat 234 is beneficial to balance the force of the main housing 10 and the face cover 20 after being buckled.

Continuing to refer to FIGS. 6 to 9, in a possible implementation manner, a positioning step 135 is provided on the inner side of the main housing 10 that is buckled with the face cover 20. One or more positioning protrusions 235 are provided on the inner side of the housing that is buckled with the main housing 10 on the face cover 20. In the process of buckling the face cover 20 and the main housing 10, the positioning protrusion 235 can be aligned with the positioning step 135 to initially realize the positioning between the face cover 20 and the main housing 10. After the face cover 20 is buckled with the main housing 10, the positioning protrusion 235 abuts on the positioning step 135, which is beneficial to seal the joint between the face cover 20 and the main housing 10.

Continuing to refer to FIGS. 6 to 9, in a possible implementation manner, a first buckling positioning post 121 and a second buckling positioning post 122 are provided on the inner side of the housing where the main housing 10 and the face cover 20 are buckled. The first buckling positioning post 121 and the second buckling positioning post 122 are respectively located on one side of the third hole seat 133. A first buckling positioning hole 221 and a second buckling positioning hole 222 are provided on the inside of the housing where the face cover 20 is buckled with the main housing 10. The first buckling positioning hole 221 and the second buckling positioning hole 222 are respectively located on one side of the third buckle seat 233. During the buckling process of the main housing 10 and the face cover 20, the first buckling positioning post 121 is inserted into the first buckling positioning hole 221, and the second buckling positioning post 122 is inserted into the second buckling positioning hole 222, and then The precise positioning between the noodle cover 20 and the main housing 10 is realized, and the instant noodle cover 20 and the main housing 10 are quickly buckled.

Referring to FIG. 4, FIG. 5 and FIG. 10, in a possible implementation manner, the horn module 30 includes: a horn body 31 and a horn electrical connector 32. The horn main body 31 is used to convert electrical signals into sound waves, and the horn electrical connector 32 is used to realize the electrical connection between the horn main body 31 and the circuit module 40 in an elastic contact manner.

Continuing to refer to FIGS. 4, 5 and 10, in a possible implementation manner, a positioning shoulder 311 is provided on the outer side of the horn main body 31. The positioning shoulder 311 is used to define the position of the horn module 30 in the horn accommodating cavity 11.

Referring to FIG. 5, FIG. 6 and FIG. 10, in a possible implementation manner, a bearing step 111 is formed in the horn accommodating cavity 11. The positioning shoulder 311 abuts on the supporting step 111 to further define the position of the horn module 30 in the horn accommodating cavity 11. Optionally, in order to securely install the horn module 30 in the horn accommodating cavity 11, the positioning shaft shoulder 311 and the supporting step 111 are glued.

Continuing to refer to FIGS. 5, 6 and 10, in a possible implementation manner, one or more loudspeaker holes 112 are provided at the bottom of the horn accommodating cavity 11, and the loudspeaker module 30 is generated through the loudspeaker hole 112. Sound waves are exported.

Referring to FIGS. 4, 5, and FIGS. 10 to 14, in a possible implementation manner, the circuit module 40 includes: a circuit board 41, a microphone 42, and a touch control component 43. The microphone 42 is fixed on the circuit main board 41 and is electrically connected to the circuit main board 41. The circuit main board 41 is electrically connected with the speaker module 30, the power supply module 50, and the touch control component 43 in a manner of elastic contact. The power module 50 is electrically connected to the circuit main board 41 in an elastic contact manner, so that the power supply module 50 supplies power to the circuit main board 41. The circuit main board 41 is electrically connected with the speaker module 30 and the touch control component 43 in an elastic contact manner, so the power module 50 can indirectly supply power to the speaker module 30 and the touch control component 43. The circuit main board 41 integrates a circuit or chip for controlling the speaker module 30, the microphone 42, the touch control component 43, and the power module 50. The microphone 42 is used to convert sound waves into electrical signals. The touch component 43 is used to implement touch control, for example, controlling the headset 200 to play audio, pause audio playback, switch audio, answer calls, and make calls.

Continuing to refer to Figures 4, 5, and Figures 10 to 14, in a possible implementation manner, the headset 200 communicates with electronic devices such as smart phones, tablet computers, and MP3s in a wireless communication manner, for example, Bluetooth communication. . The chip for realizing wireless communication of the earphone 200 is integrated on the circuit main board 41, and the antenna for realizing wireless communication of the earphone 200 is integrated on the touch control component 43.

Referring to FIGS. 5 to 7 and FIGS. 11 and 12, in a possible implementation manner, a first support column 141, a second support column 142, a third support column 143, and a fourth support column 141 are provided in the main accommodating cavity 12 Support column 144. The distance between the first support post 141 and the second support post 142 and the horn accommodating cavity 11 is shorter than the distance between the third support post 143 and the fourth support post 144 and the horn accommodating cavity 11.

Continuing to refer to FIGS. 5 to 7 and FIGS. 11 and 12, in a possible implementation manner, the circuit board 41 is provided with a first mounting hole 415, a second mounting hole 416, a third mounting hole 417, and a fourth mounting hole.孔418. The distance between the first installation hole 415 and the second installation hole 416 is equal to the distance between the first support post 141 and the second support post 412. The distance between the third installation hole 417 and the fourth installation hole 418 is equal to the distance between the third support post 143 and the fourth support post 144. The distance between the first installation hole 415 and the third installation hole 417 is equal to the distance between the first support post 141 and the third support post 143. The distance between the second installation hole 416 and the fourth installation hole 418 is equal to the distance between the second support post 142 and the fourth support post 144.

In the process of installing the circuit board 41, the first support column 141 is inserted into the first mounting hole 415, the second support column 142 is inserted into the second mounting hole 416, the third support column 143 is inserted into the third mounting hole 417, and the fourth support The post 144 is inserted into the fourth mounting hole 418, so that the first support post 141, the second support post 142, the third support post 143, and the fourth support post 144 support and position the circuit main board 41, thereby restricting the circuit main board 41 to be accommodated in the main The position within the cavity 12. The circuit main board 41 is supported by the first support column 141, the second support column 142, the third support column 143, and the fourth support column 144 and the position of the circuit main board 41 is defined, so that the circuit main board 41 and the main housing 10 can be separated from each other. Reserve a space for accommodating the power module 50.

With reference to Figures 5, 8, 9 and Figures 13 and 14, in a possible embodiment, a first positioning post 241, a second positioning post 242, a third positioning post 243, and a first positioning post 241 are provided in the face cover 20. Four positioning posts 244. The microphone 42 is provided with a first positioning hole 421 and a second positioning hole 422. When the cover 20 is fastened to the main housing 10, the first positioning post 241 is inserted into the first positioning hole 421, and the second positioning post 242 is inserted into the second positioning hole 422, so that the position of the microphone 42 is relative to the face cover 20 It is fixed to the circuit board 41, avoiding the use of welding or bonding to fix the microphone 42 on the cover 20. A sound guide channel 2010 is formed on the cover 20, and the sound guide channel 2010 faces the microphone 42 so that sound waves reach the microphone 42 through the sound guide channel 2010, so that the microphone 42 can capture sound waves and convert them into electrical signals.

The touch component 43 is provided with a third positioning hole 431 and a fourth positioning hole 432. The third positioning hole 431 and the fourth positioning hole 432 are located at one end of the touch component 43. In the process of installing the touch component 43 into the face cover 20, the third positioning post 243 is inserted into the third positioning hole 431, and the fourth positioning post 244 is inserted into the fourth positioning hole 432, thereby restricting the touch component 43 on the face cover. Position within 20.

Referring to FIG. 5, FIG. 15 and FIG. 16, in a possible implementation manner, the power supply module 50 includes: a battery 51 and a charging board 52. The battery 51 is used to store electrical energy. The charging board 52 is used to introduce an external charging power source into the circuit module 40. A battery electrical connector 511 is provided at one end of the battery 51. The battery electrical connector 511 is used to achieve electrical connection with the circuit main board 41 in an elastic contact manner. One side of the charging plate 52 is provided with a charging plate electrical connector 521, and the other side of the charging plate 52 is provided with one or more charging connectors 522. The charging board electrical connector 521 is used to electrically connect with the circuit main board 41 in an elastic contact manner. The charging connector 522 is used for an external charging power source. Under the control of the circuit main board 41, the charging power supply is introduced into the battery 51 via the charging board 52 and the circuit main board 41 to charge the battery 51.

Referring to FIGS. 6 and 16, in a possible implementation manner, a charging plate accommodating groove 151 is formed in the main housing 10, and the charging plate accommodating groove 151 is used for installing the charging plate 52. One or more through holes 152 are provided in the charging board accommodating slot 151, and the through holes 152 are used to install a charging connector 522, so that the charging connector 522 can be externally connected to a charging power source. A charging plate positioning column 153 is provided in the charging plate accommodating slot 151. The charging plate 52 is provided with a charging plate positioning hole 523. During the process of installing the charging plate 52 in the charging plate accommodating slot 151, the charging plate positioning post 153 is inserted into the charging plate positioning hole 523 to thereby define the position of the charging plate 52.

Referring to Figure 5, Figure 10 to Figure 12 and Figure 14 to Figure 16, in a possible implementation manner, the circuit main board 41 is provided with two first metal spring pins 411, two second metal spring pins 412, two A third metal bullet needle 413 and two fourth metal bullet needles 414. Two first metal spring pins 411, two second metal spring pins 412, and two third metal spring pins 413 are installed on one side of the circuit main board 41, and two fourth metal spring pins 414 are installed on the circuit main board 41. the other side. The two first metal spring pins 411 are used to elastically contact the horn module 30 to realize the electrical connection between the circuit main board 41 and the horn module 30. The two second metal spring pins 412 and the two third metal spring pins 413 are used to elastically contact the power module 50 to realize the electrical connection between the circuit main board 41 and the power module 50. The two fourth metal spring pins 414 are used to elastically contact the touch component 43 to realize the electrical connection between the circuit board 41 and the touch component 43.

Continuing to refer to FIGS. 5, 10 to 12, and 14 to 16, in a possible implementation manner, one of the two first metal spring pins 411 elastically contacts the positive electrode corresponding to the horn electrical connector 32, The other of the two first metal elastic pins 411 elastically contacts the negative electrode corresponding to the horn electrical connector 32, so that the circuit main board 41 and the horn main body 31 are electrically connected. One of the two second metal elastic pins 412 elastically contacts the positive electrode corresponding to the battery electrical connector 511, and the other of the two second metal elastic pins 412 elastically contacts the negative electrode corresponding to the battery electrical connector 511, so that The circuit main board 41 and the battery 51 are electrically connected. One of the two third metal elastic pins 413 elastically contacts the positive electrode corresponding to the charging plate electrical connector 521, and the other of the two third metal elastic pins 413 elastically contacts the negative electrode corresponding to the charging plate electrical connector 521 , So that the circuit main board 41 and the charging board 52 are electrically connected. One of the two fourth metal spring pins 414 elastically contacts the positive electrode corresponding to the touch component 43, and the other of the two fourth metal spring pins 414 elastically contacts the negative electrode corresponding to the touch component 43, so that the circuit board 41 and the touch control component 43 are electrically connected.

Referring to FIGS. 6 and 17, in a possible implementation manner, a magnetic block accommodating groove 161 is formed in the main accommodating cavity 12. The power module 50 also includes a magnetic block 53. The magnetic block 53 is installed in the magnetic block accommodating groove 161. The magnetic block 53 is used to attach the earphone 200 to a charging stand of an external device. One or more magnetic block positioning members 162 are provided on the edge of the magnetic block accommodating groove 161. The magnetic block positioning member 162 is used to define the position of the magnetic block 53.

Referring to FIGS. 5 to 7 and FIGS. 18 and 19, in a possible embodiment, an annular convex strip 17 is provided on the outer side of the main housing 10. An annular groove 61 is provided on the inner side of the ear cap 60. In the process of assembling the ear cap 60 with the main housing 10, the annular protruding strip 17 is clamped into the annular groove 61, so that the ear cap 60 and the main housing 10 are assembled together, and the ear cap 60 cannot easily be removed from the main housing 10. Fall off. A buffer groove 62 is provided in the ear cap 60, and the buffer groove 62 is used to buffer the pressure of the ear cap 60 to the external ear canal and improve the wearing comfort.

The earphone 200 in the above-mentioned embodiment realizes the fixation between the parts by means of buckle and positioning, and realizes the electrical connection between the parts by means of elastic contact, which reduces the need for hot pressing, bonding, and welding. Therefore, the speaker module 30, the circuit module 40, the power module 50 and the ear cap 60 can be easily replaced.

Both the earphone 100 and the earphone 200 in the above embodiments have industrial applicability.

The above-mentioned embodiments are merely illustrative and should not be considered as limiting the present disclosure. This description is intended to illustrate, not to limit the scope of the claims. Many substitutions, modifications and changes are obvious to those skilled in the art. The features, structures, methods, and other features of the illustrative embodiments described herein may be combined in various ways to obtain additional and/or alternative illustrative embodiments. Since the features of this application can be implemented in several forms without departing from the features of this application, it should also be understood that the above-mentioned embodiments are not limited by any details of the foregoing description, unless otherwise specified, but should be It is widely regarded as being within the scope defined by the appended claims, and therefore all changes and modifications falling within the scope and limits of the claims, or equivalents of these scopes and limits, are therefore covered by the appended claims.

Industrial applicability

In this embodiment, the face cover 2 is buckled on the main housing 1. Therefore, after the headset 100 is manufactured, the face cover 2 can be detached from the main housing 1 to facilitate the alignment of the speaker module 3, the circuit module 4, and the power supply. Module 5 performs detection. Since the circuit module 4 is electrically connected with the horn module 3 and the power supply module 5 by elastic contact, the circuit module 4 can be separated from the horn module 3 and the power supply module 5 in a way that does not damage the circuit, which is convenient for maintenance or replacement. The horn module 3, the circuit module 4 and the power supply module 5. The earphone 100 in this embodiment has the advantages of simple structure, convenient assembly, and free replacement of parts.

The earphone 200 in this embodiment realizes the fixation between the various parts by means of buckle and positioning, and realizes the electrical connection between the parts by means of elastic contact, which reduces the need for hot pressing, bonding, and welding. Therefore, the speaker module 30, the circuit module 40, the power module 50 and the ear cap 60 can be easily replaced.

Claims

An earphone, comprising: a main housing, a face cover, a speaker module, a circuit module, and a power supply module; the face cover is buckled on the main housing, the speaker module, the circuit module, and the power supply module Arranged in the space enclosed by the main housing and the face cover;

The main housing is provided with a first hole seat, a second hole seat, a third hole seat, and a fourth hole seat. The first hole seat is opposite to the second hole seat, so The third hole seat is opposite to the fourth hole seat; the distance between the first hole seat and the third hole seat is equal to the second hole seat and the third hole seat The distance between the seats; the distance between the first hole seat and the fourth hole seat is equal to the distance between the second hole seat and the fourth hole seat;

The face cover is provided with a first buckle seat, a second buckle seat, a third buckle seat, and a fourth buckle seat; the first buckle seat is opposite to the second buckle seat, the The third buckle seat is opposite to the fourth buckle seat; the distance between the first buckle seat and the third buckle seat is equal to the second buckle seat and the third buckle seat The distance between the first buckle seat and the fourth buckle seat is equal to the distance between the second buckle seat and the fourth buckle seat;

The first buckle seat is buckled with the first hole seat, the second buckle seat is buckled with the second hole seat, and the third buckle seat is buckled with the The third buckle seat is buckled together, and the fourth buckle seat and the fourth buckle seat are buckled together, so that the face cover is buckled on the main housing;

The horn module includes: a horn main body and a horn electrical connector; the horn main body is used to convert electrical signals into sound waves, and the horn electrical connector is used to implement elastic contact between the horn main body and the circuit module Electrical connection between;

The circuit module includes: a circuit main board, a microphone, and a touch control component; the microphone is fixed on the circuit main board and is electrically connected to the circuit main board; the circuit main board is in elastic contact with the speaker module, The power supply module and the touch control component are electrically connected;

The power supply module includes: a battery and a charging board, the battery is used to store electrical energy, the charging board is used to introduce an external charging power source into the circuit module; one end of the battery is provided with a battery electrical connector; the battery The electrical connector is used to achieve electrical connection with the circuit main board in an elastic contact manner; one side of the charging plate is provided with a charging plate electrical connector, and the other side of the charging plate is provided with one or more Charging connector; the charging board electrical connector is used to electrically connect with the circuit main board in an elastic contact manner; the charging connector is used to connect an external charging power source;

The circuit main board is provided with two first metal bullet pins, two second metal bullet needles, two third metal bullet needles, and two fourth metal bullet needles; two first metal bullet needles, two The second metal spring pins and the two third metal spring pins are installed on one side of the circuit main board, and the two fourth metal spring pins are installed on the other side of the circuit main board;

One of the two first metal spring pins elastically contacts the corresponding positive electrode of the horn electrical connector, and the other of the two first metal spring pins elastically contacts the corresponding horn electrical connector A negative electrode, so that the circuit main board and the speaker main body are electrically connected;

One of the two second metal spring pins elastically contacts the corresponding positive electrode of the battery electrical connector, and the other of the two second metal spring pins elastically contacts the corresponding battery electrical connector A negative electrode, so that the circuit main board and the battery are electrically connected;

One of the two third metal elastic pins elastically contacts the positive electrode corresponding to the charging plate electrical connector, and the other of the two third metal elastic pins elastically contacts the charging plate electrical connector A corresponding negative electrode, so that the circuit main board and the charging board are electrically connected;

One of the two fourth metal spring pins elastically contacts the positive electrode corresponding to the touch component, and the other of the two fourth metal spring pins elastically contacts the negative electrode corresponding to the touch component , So that the circuit main board and the touch control component are electrically connected.
The earphone according to claim 1, wherein the main housing is formed with a horn accommodating cavity protruding outwards and a main accommodating cavity communicating with the horn accommodating cavity; the speaker module is installed in the In the horn accommodation cavity; the circuit module and the power supply module are installed in the main accommodation cavity;

A first support column, a second support column, a third support column, and a fourth support column are arranged in the main accommodating cavity; the distance between the first support column and the second support column and the speaker accommodating cavity The distance is shorter than the distance between the third support column and the fourth support column to the speaker accommodating cavity; the circuit main board is provided with a first mounting hole, a second mounting hole, a third mounting hole and a fourth mounting hole;

The distance between the first mounting hole and the second mounting hole is equal to the distance between the first support column and the second support column;

The distance between the third mounting hole and the fourth mounting hole is equal to the distance between the third support column and the fourth support column;

The distance between the first mounting hole and the third mounting hole is equal to the distance between the first supporting column and the third supporting column;

The distance between the second mounting hole and the fourth mounting hole is equal to the distance between the second support column and the fourth support column;

The first support column is inserted into the first mounting hole, the second support column is inserted into the second mounting hole, the third support column is inserted into the third mounting hole, and the fourth support The column is inserted into the fourth mounting hole, so that the first support column, the second support column, the third support column, and the fourth support column support and position the circuit board.
The earphone according to claim 1, wherein a first positioning pillar, a second positioning pillar, a third positioning pillar, and a fourth positioning pillar are provided in the face cover; and the microphone is provided with a first positioning hole and a second positioning pillar. Two positioning holes; the touch component is provided with a third positioning hole and a fourth positioning hole, the third positioning hole and the fourth positioning hole are located at one end of the touch component; the first positioning pillar Inserted into the first positioning hole, the second positioning pillar is inserted into the second positioning hole, so that the position of the microphone is fixed relative to the face cover and the circuit board; the third positioning pillar is inserted In the third positioning hole, the fourth positioning post is inserted into the fourth positioning hole to further define the position of the touch component in the face cover.
The earphone according to claim 1, wherein the buckle seat is provided with one or more buckles, the buckle seat is provided with one or more buckle mounting holes, and the buckle card Into the buckle mounting hole.
The earphone according to claim 1, wherein a charging plate accommodating groove is formed in the main housing, and the charging plate accommodating groove is used for accommodating the charging plate; and the charging plate accommodating groove is provided with One or more through holes, the through holes are used to install the charging connector, so that the charging connector can be connected to an external charging power source; the charging plate accommodating slot is provided with a charging plate positioning column; the charging plate A charging plate positioning hole is provided on the upper part; the charging plate positioning column is inserted into the charging plate positioning hole, thereby limiting the position of the charging plate.
The earphone according to claim 1, wherein a first buckling positioning post and a second buckling positioning post are provided on the inner side of the housing where the main housing and the face cover are buckled; the first buckling positioning The column and the second buckling positioning column are respectively located on one side of the third clamping hole seat; the inner side of the housing where the face cover is buckled with the main housing is provided with a first buckling positioning hole and a second Buckle positioning hole; the first buckle locating hole and the second buckle locating hole are respectively located on one side of the third buckle seat; the first buckle positioning post is inserted into the first buckle In the positioning hole, the second buckling positioning post is inserted into the second buckling positioning hole, thereby realizing precise positioning between the face cover and the main housing.
The earphone according to claim 1, wherein a positioning step is provided on the inner side of the main housing that is buckled with the face cover; the inner side of the housing on the face cover that is buckled with the main housing One or more positioning protrusions are provided; after the face cover is buckled with the main housing, the positioning protrusions abut on the positioning steps.
The earphone according to claim 1, wherein a magnetic block accommodating groove is formed in the main housing; the power module further comprises a magnetic block; the magnetic block is installed in the magnetic block accommodating groove; The magnetic block is used to adsorb the earphone on the external charging base; the edge of the magnetic block accommodating groove is provided with one or more magnetic block positioning members; the magnetic block positioning member is used to limit the magnetic The location of the block.
The earphone according to claim 1, further comprising an ear cap; the inner side of the ear cap is provided with an annular groove; the outer side of the main housing is provided with an annular protruding strip; the annular protruding strip is locked into the annular recess In the groove, the ear cap is assembled with the main housing; a buffer groove is provided in the ear cap, and the buffer groove is used to buffer the pressure of the ear cap to the external ear canal.
The earphone according to claim 1, wherein a sound guide channel is formed on the face cover, and the sound guide channel faces the microphone, so that sound waves reach the microphone through the sound guide channel.