CN215835537U

CN215835537U - Earphone set

Info

Publication number: CN215835537U
Application number: CN202121836717.1U
Authority: CN
Inventors: 褚衍栋
Original assignee: Anker Innovations Co Ltd
Current assignee: Anker Innovations Co Ltd
Priority date: 2021-08-06
Filing date: 2021-08-06
Publication date: 2022-02-15
Anticipated expiration: 2031-08-06

Abstract

The application discloses earphone, earphone includes: a housing; the liquid inlet channel is arranged on the shell and is communicated with the space formed by the enclosure of the shell; the liquid storage tank is arranged in a space formed by enclosing the shell; the water conservancy diversion structure, set up in the space that the casing encloses to close and forms is inside, the water conservancy diversion structure is connected respectively inlet channel with the reservoir, and be configured as: will pass through inlet channel gets into liquid drainage in the casing extremely in the reservoir to avoided liquid to flow to the inside electronic components such as mainboard of earphone casing and lead to the earphone to damage, and then reduced the adverse reaction that the earphone leads to because of the sweat, promoted user's use and experienced to the scheme of this application still can not influence the tone quality of earphone when improving the whole waterproof performance of earphone, has improved the quality of earphone.

Description

Earphone set

Technical Field

The application relates to the technical field of earphones, and provides an earphone.

Background

With the continuous development of electronic product technology, electronic devices such as smart phones, notebook computers, interphones, bluetooth headsets and the like are increasingly popularized. The earphone comprises a pair of conversion units for receiving the electric signals sent by the media player or the receiver and converting the electric signals into audible sound waves by using a loudspeaker close to the ear.

The existing earphones can be divided into wired earphones and wireless earphones, wherein the wired earphones need a left earphone and a right earphone to form a left sound channel and a right sound channel in a wired connection mode, a stereo effect is generated, and therefore wearing is inconvenient. The wireless headset communicates with the terminal through a wireless communication protocol (such as bluetooth), and compared with a wired headset, the wireless headset has the characteristics of no need of arranging a data line and convenience in use.

With the continuous development of the Wireless audio market, the form of the bluetooth headset is also more diversified, from the traditional Stereo bluetooth headset to the current true Wireless headset (TWS), Active Noise Cancellation (ANC) headset, smart headset and the like. Among them, the TWS headset is more and more popular, and the application scenarios are more and more, for example, many people wear the TWS headset when doing sports. At present, the main TWS earphone can only achieve IPX4 waterproof basically, and some earphones without waterproof requirements can be accompanied with sweating and other phenomena in the using process of consumers. In addition, strictly speaking, IPX4 cannot achieve true water resistance, and if a true water resistance level is to be achieved, IPX7 is required, but the waterproof membrane of IPX7 has a large influence on sound quality, which affects sound quality of the whole earphone, and is not suitable for use.

Therefore, how to improve the waterproof performance of the earphone on the premise of not influencing the tone quality of the earphone is an urgent problem to be solved.

SUMMERY OF THE UTILITY MODEL

To solve the above problems in the prior art, the present application provides a headset, comprising:

a housing;

the liquid inlet channel is arranged on the shell and is communicated with the space formed by enclosing the shell;

the liquid storage tank is arranged in a space formed by enclosing the shell;

the water conservancy diversion structure, set up in the space that the casing encloses to close and forms is inside, the water conservancy diversion structure is connected respectively inlet channel with the reservoir, and be configured as: and guiding the liquid entering the shell through the liquid inlet channel into the liquid storage tank.

Optionally, the reservoir comprises a groove disposed on at least a portion of an inner surface of the housing.

Optionally, the diversion structure includes a diversion trench having an opening at each of two ends thereof, a first end of the diversion trench is connected to the liquid inlet channel, and a second end of the diversion trench is located in the liquid storage tank; or

The diversion structure comprises diversion pipes with openings at two ends respectively, the first ends of the diversion pipes are connected with the liquid inlet channels, and the second ends of the diversion pipes are located in the liquid storage tanks.

Optionally, the headset further comprises:

set up loudspeaker and horn support in the casing, loudspeaker with horn support will space in the casing divides into first cavity and second cavity, wherein, when the earphone is worn, the adjacent duct of first cavity, the second cavity deviates from the duct, inlet channel set up in on the casing that the second cavity corresponds.

Optionally, the diversion structure includes a diversion trench and a diversion hole, both ends of which have an opening respectively, wherein the diversion hole penetrates through the horn bracket and is opposite to the opening of the liquid storage tank, a first end of the diversion trench is connected to the liquid inlet channel, a second end of the diversion trench is connected to the diversion hole, and a liquid outlet at the second end of the diversion trench is communicated with the diversion hole; or

The water conservancy diversion structure includes that both ends have an open-ended honeycomb duct and water conservancy diversion hole respectively, wherein, the water conservancy diversion hole runs through the horn bracket, and with the opening of reservoir is relative, the first end of honeycomb duct is connected inlet channel, the second end of honeycomb duct is connected the water conservancy diversion hole, and is located the liquid outlet that the second of honeycomb duct was held with water conservancy diversion hole intercommunication.

Optionally, the headset further comprises:

the liquid inlet channel is arranged in the shell, and a first isolation structure used for isolating the mainboard from liquid entering the liquid inlet channel is further arranged between the mainboard and the liquid inlet channel.

Optionally, a sealed accommodating space is formed between the housing and the first isolation structure and used for accommodating at least a part of liquid entering from the liquid inlet channel.

Optionally, the earphone further comprises a battery, and the first isolation structure is further disposed between the battery and the inlet channel, and is configured to isolate the battery from liquid entering from the inlet channel.

Optionally, a second isolation structure is further disposed inside a space enclosed by the housing, the second isolation structure is connected to the first isolation structure, and the reservoir is enclosed by the second isolation structure and a part of the inner surface of the housing.

Optionally, the inlet channel comprises at least a sound outlet hole.

In order to improve the waterproof performance of present earphone, this application provides an earphone, be provided with reservoir and water conservancy diversion structure in the casing of this earphone, wherein the reservoir is used for storing the liquid that sweat etc. entered into the earphone on to avoid liquid such as sweat to flow to electronic component such as mainboard, and the water conservancy diversion structure then is used for guiding liquid such as sweat that get into the casing from inlet channel and flows extremely the reservoir to avoided liquid to flow to the inside mainboard of earphone casing or other electronic components and parts and lead to the earphone to damage, and then greatly reduced the earphone because of the adverse reaction that the sweat leads to, promoted user's use and experienced, and the scheme of this application still can not influence the tone quality of earphone when improving the whole waterproof performance of earphone, improved the whole quality of earphone.

Drawings

The following drawings of the present application are included to provide an understanding of the present application. The drawings illustrate embodiments of the application and their description, serve to explain the principles and apparatus of the application. In the drawings, there is shown in the drawings,

fig. 1 is a schematic cross-sectional view of an earphone according to an embodiment of the present application.

Reference numerals:

housing 101 inlet channel 102

Diversion trench 103 liquid storage tank 104

Motherboard 105 first isolation structure 106

Horn 107 horn holder 108

Battery 109 tuning net 110

Second isolation Structure 111 first Chamber 121

The first portion 1061 of the second chamber 122

Second portion 1062 flow guide hole 1081

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present application. It will be apparent, however, to one skilled in the art, that the present application may be practiced without one or more of these specific details. In other instances, well-known features of the art have not been described in order to avoid obscuring the present application.

It is to be understood that the present application is capable of implementation in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the application to those skilled in the art. In the drawings, the size and relative sizes of layers and regions may be exaggerated for clarity. Like reference numerals refer to like elements throughout.

It will be understood that, although the terms first, second, third, etc. may be used to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms are only used to distinguish one element, component, region, layer or section from another element, component, region, layer or section. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the present application.

Spatial relational terms such as "under," "below," "under," "above," "over," and the like may be used herein for convenience in describing the relationship of one element or feature to another element or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures.

In order to solve the above-mentioned problems existing at present, the present application provides a headset including: a housing; the liquid inlet channel is arranged on the shell and is communicated with the interior of a space formed by enclosing the shell; the liquid storage tank is arranged in a space formed by enclosing the shell; the diversion structure is arranged in a space formed by enclosing the shell, is respectively connected with the liquid inlet channel and the liquid storage tank and is configured to guide liquid entering the shell through the liquid inlet channel into the liquid storage tank.

The utility model provides a space inside that the casing of earphone encloses to close formation is provided with reservoir and water conservancy diversion structure, and wherein the reservoir is used for storing the liquid that gets into in the casing such as sweat, and the water conservancy diversion structure then is used for guiding the sweat that gets into the casing to flow extremely the reservoir has thereby avoided liquid to flow mainboard or other electronic components inside the earphone casing and has leaded to the earphone to damage, and then greatly reduced the earphone because of the abnormal conditions that the sweat leads to, promoted user's use and experienced to the scheme of this application when improving the whole waterproof performance of earphone, still can not influence the tone quality of earphone, improved the whole quality of earphone.

Next, the earphone of the present application is explained and explained with reference to fig. 1, and fig. 1 is a schematic cross-sectional view of the earphone in an embodiment of the present application.

As an example, as shown in fig. 1, the headset of the present application includes a housing 101, and the housing 101 has a receiving space therein for receiving various functional devices that implement the function of the headset, such as a main board 105, a battery 109, a speaker 107, a speaker holder 108, and other functional devices.

The casing 101 is a carrier for accommodating various components that can realize the basic functions (such as receiving information, transmitting information, and operating) of the earphone, meets the appearance characteristics (including color, shape, size, etc.) of the whole earphone, protects electronic components and circuits from being damaged, and allows the components to be in a relatively stable accommodating state.

Alternatively, the casing 101 may be composed of an upper casing and a lower casing, and the upper casing and the lower casing may be shaped to fit each other and be connected, and the upper casing and the lower casing are engaged to form an accommodating space in the earphone, or the casing 101 may be further composed of an upper cover, a middle casing and a lower casing, wherein the middle casing is located between the upper cover and the lower casing, the upper cover and the middle casing may be engaged, and the middle casing and the lower casing are engaged, thereby forming the complete sealed casing 101.

Alternatively, the same material may be used for each component of the housing 101, so that the component has the same shrinkage rate, and the different parts cannot be completely clamped and sealed after being processed.

Alternatively, the plastic material generally selected for the housing 101 is Polycarbonate (PC) and Acrylonitrile Butadiene Styrene (ABS) copolymer or a mixture thereof, it should be noted that the material of the housing 101 is not limited to a specific one, and any material of the housing 101 commonly used in the art can be applied to the embodiments of the present invention, and is not listed here.

A main Board 105 is fixedly disposed in the housing 101, and the main Board 105 may be any one or a combination of several of a Printed Circuit Board (PCB) substrate, a ceramic substrate, a Pre-injection molded (Pre-mold) substrate, and the like.

The PCB is manufactured by processing different components and various complex process technologies, and the like, the structure of the PCB circuit board has a single-layer structure, a double-layer structure and a multi-layer structure, and the manufacturing modes of different hierarchical structures are different.

Optionally, the PCB substrate is mainly composed of pads, vias, mounting holes, wires, components, connectors, fillers, electrical boundaries, and the like.

Various control circuits of the headset, a communication module (e.g., a bluetooth module), and the like may be provided on the main board 105. The earphone is communicated with other external equipment through the Bluetooth module. The main board 105 may control the operation of the entire headset.

The earphone further comprises a loudspeaker 107 and a loudspeaker support 108 which are arranged in the shell 101, the loudspeaker support 108 is fixedly arranged in the shell 101 and used for supporting the loudspeaker 107, the loudspeaker 107 is fixed in the accommodating space of the shell 101 through the loudspeaker support 108, and the loudspeaker 107 is used for transmitting received audio signals to ears in a sound wave mode and the like. The speaker 107 and the speaker holder 108 divide the accommodating space in the housing 101 into a first chamber 121 (also called a front cavity of the earphone) and a second chamber 122 (also called a rear cavity of the earphone), wherein the first chamber 121 is adjacent to the ear canal of the person and the second chamber 122 is away from the ear canal of the person when the earphone is worn on the ear of the person. Optionally, the main plate 105 is disposed within the second chamber 122.

The headset further comprises a battery 109, the battery 109 being fixedly arranged at any suitable location within the housing 101, for example within the second cavity 122 of the housing 101, the battery 109 being electrically connectable to the main board 105 for powering the respective circuitry in the main board 105. The motherboard 105 may further have a charging interface, such as a USB interface, for charging the battery 109.

The earphone further comprises a liquid inlet channel 102 which is arranged on the casing 101 and is communicated with the inside of a space formed by the enclosure of the casing 101, for example, the liquid inlet channel 102 is arranged on the casing 101 corresponding to the first chamber 121 and penetrates through a part of the inner wall of the casing 101 so as to form a hole. Due to the arrangement of the liquid inlet channel 102, liquid such as sweat and the like of a wearer of the earphone during exercise can easily flow into the shell 101 of the earphone through the liquid inlet channel 102. Optionally, one or more inlet channels 102 may also be provided in the housing 101 of the earphone. Alternatively, the inlet passage 102 may be a sound outlet hole, or any other hole communicating with the inside of the space enclosed by the casing 101.

In one example, when the liquid inlet channel 102 is a sound outlet hole, the earphone further includes a tuning net 110, the tuning net 110 is located in the casing 101 and covers the sound outlet hole, and a plurality of air vents are distributed on the tuning net 110, so that the tuning net 110 can damp sound waves, improve the frequency characteristics of the sound, and thus perform a tuning function.

In one example, the earphone further comprises a first isolation structure 106 disposed within the casing 101 for isolating liquid (e.g. sweat), the first isolation structure 106 being disposed between the main plate 105 and the inlet channel 102, the first isolation structure 106 being any suitable structure capable of isolating liquid from the main plate 105, for example, the first isolation structure 106 being an isolation plate or slot or the like fixed to the outside of the inlet channel 102. In one example, the first isolation structure 106 includes a first portion 1061 and a second portion 1062 connected to the first portion 1061, in one manner, the first portion 1061 and the second portion 1062 are generally perpendicular. The first portion 1061 of the first isolation structure 106 is fixedly attached to an inner surface of the housing 101 (e.g., a middle shell of the housing 101) near the inlet passage 102, and may be perpendicular to the inner surface of the housing 101, and the second portion 1062 of the first isolation structure 106 is substantially parallel to a portion of the inner surface of the housing 101 near the inlet passage 102 and extends a distance away from the main plate 105.

Thus, a closed accommodating space is formed between a part of the housing 101 near the inlet passage 102 and the first isolation structure 106 for accommodating a part of the liquid entering from the inlet passage 102. Optionally, the volume of the liquid that can be accommodated by the accommodating space is smaller than the volume of the liquid that can be accommodated by the reservoir. The first isolation structure 106 can isolate the liquid entering the housing 101 through the liquid inlet channel 102 to prevent the liquid from flowing onto the main board 105, so as to avoid the earphone from generating abnormality due to water inlet.

In another example, the first isolation structure 106 may be further disposed between the battery 109 and the inlet channel 102, which may also prevent the liquid entering the housing 101 from flowing to the battery 109, thereby avoiding damage to the battery 109 due to water ingress.

The earphone further includes a liquid storage tank 104 disposed in a space (also referred to as an accommodating space) enclosed by the casing 101, the liquid storage tank 104 may be disposed at any suitable position in the casing 101, and is communicated with the accommodating space between the first isolation structure 106 and the liquid inlet channel 102, and the liquid stored at the position does not cause damage to the main board 105 and other electronic components of the earphone, for example, the liquid storage tank 104 is disposed at a position far from the main board 105 in the casing 101 for storing the liquid entering the casing 101. The liquid reservoir 104 can temporarily store the liquid entering the inside of the housing 101, thereby preventing the liquid from contacting the main board 105 and the like. Optionally, when the housing 101 is divided into the first chamber 121 and the second chamber 122 by the speaker 107 and the speaker holder 108, the first chamber 121 is adjacent to the ear canal, the second chamber 122 is away from the ear canal, the liquid inlet channel 102 of the earphone is disposed on the housing 101 corresponding to the first chamber 121, and the reservoir 104 is disposed in the first chamber 121, since the main board 105, the battery 109 and the like are usually disposed in the second chamber 122, the reservoir 104 is disposed in the first chamber 121, so that the liquid flowing into the housing 101 can be far away from the main board 105, the battery 109 and the like, and the liquid in the reservoir 104 can be prevented from entering the main board 105 and the like.

In one example, a second isolation structure 111 is further disposed in the accommodating space of the housing 101, and the second isolation structure 111 may be connected with the first isolation structure 106. The reservoir 104 is defined by the second partition structure 111 and a portion of the inner surface of the housing 101, for example, the second partition structure 111 and a portion of the inner surface of the lower case of the housing 101 define the reservoir 104. Alternatively, the second isolation structure 111 may be a retaining wall structure or the like protruding from the housing 101 toward the inside of the housing 101. In another example, the reservoir 104 includes a groove disposed on at least a portion of the inner surface of the housing 101, and in other examples, the reservoir 104 may be formed by a space enclosed by the second isolation structure 111 and a portion of the inner surface of the housing 101, and a groove disposed on the inner surface of the housing 101. The reservoir 104 may be any structure other than the above-described structure that is applicable to the present application.

Optionally, the first isolation structure 106 and the second isolation structure 111 may be made of the same material as the housing 101, or may also be made of a material different from the housing 101, and the material may be a plastic material, and the plastic material has a good waterproof effect.

The earphone of this application still includes water conservancy diversion structure 103, and this water conservancy diversion structure 103 sets up inside the space that casing 101 encloses to close the formation, and it configures to liquid drainage to reservoir 104 in will getting into casing 101 through inlet channel 102 in to the control enters into the flow direction of the liquid in casing 101, makes it can be by the water conservancy diversion to reservoir 104 in, and then avoids getting into the liquid flow in casing 101 to mainboard 105, and makes mainboard 105 intake and produce the adverse reaction.

It should be noted that the flow guiding structure 103 is illustrated in the drawings of the present application only by a black broken line, which is also used for illustrating a possible flow direction of the liquid in the flow guiding structure 103, but this is not intended to limit the shape and structure of the flow guiding structure 103, and the flow guiding structure 103 may be any suitable structure capable of guiding the liquid entering the housing 101 to the liquid storage tank 104, for example, a flow guiding groove or a flow guiding pipe having an opening at each end, or the first isolation structure 106, or a combination of the first isolation structure 106 and the second isolation structure 111, or the like, alternatively, for example, sweat generally enters the housing 101 from the liquid inlet channel 102, and the flow guiding structure 103 may connect the liquid inlet channel 102 and the liquid storage tank 104.

In one example, the diversion structure 103 may include a diversion trench having an opening at each end, a first end of the diversion trench connected to the inlet channel 102, and a second end of the diversion trench located within the sump 104. In another example, the flow guiding structure 103 may include a flow guiding pipe having two openings at two ends thereof, a first end of the flow guiding pipe is connected to the liquid inlet channel 102, and a second end of the flow guiding pipe is located in the liquid storage tank 104 so as to directly guide the liquid flowing from the liquid inlet channel 102 into the liquid storage tank 104, thereby preventing damage to components due to contact between the liquid and the main board 105, and reducing adverse reaction of the earphone due to water inflow.

In another example, the diversion structure 103 includes a diversion trench and a diversion hole 1081 having an opening at two ends, respectively, wherein the diversion hole 1081 penetrates through the horn holder 108 and is opposite to the opening of the liquid storage tank 104, a first end of the diversion trench is located at the liquid inlet channel 102, a second end of the diversion trench is connected to the diversion hole 1081, and a liquid outlet at the second end of the diversion trench is communicated with the diversion hole 1081, so as to divert the liquid entering from the liquid inlet channel 102 into the liquid storage tank 104.

In other examples, the flow guiding structure 103 includes a flow guiding pipe and a flow guiding hole 1081, both ends of which have an opening respectively, wherein the flow guiding hole 1081 penetrates through the horn holder 108 and is opposite to the opening of the liquid storage tank 104, a first end of the flow guiding pipe is located at the liquid inlet channel 102, a second end of the flow guiding pipe is connected to the flow guiding hole 1081, and a liquid outlet located at the second end of the flow guiding pipe is communicated with the flow guiding hole 1081, so as to guide the liquid entering from the liquid inlet channel 102 into the liquid storage tank 104.

It should be noted that, in the present application, the inlet channel 102 is mainly used as the sound outlet hole, and a plurality of types of flow guiding structures 103 are disposed between the sound outlet hole and the liquid storage tank 104 as an example, but when the inlet channel 102 further includes other holes on the earphone casing 101, which enable liquid (e.g. sweat) to enter the earphone casing 101, the flow guiding structures 103 may also be disposed between the holes and the liquid storage tank 104. The liquid stored in the reservoir 104 herein will generally be evaporated from the earphone housing 101, and the earphone will heat up during use, which will also accelerate the evaporation of the liquid in the earphone, so that the inside of the earphone will not have any liquid and will be kept dry.

The description of the headset of the present application is completed so far, and other existing devices and the like can be included in the headset, which is not described one by one here.

To sum up, be provided with reservoir 104 and water conservancy diversion structure 103 in the casing of the earphone of this application, wherein reservoir 104 is used for storing the liquid that gets into in casing 101 such as sweat, and water conservancy diversion structure 103 is then used for guiding the liquid that gets into casing 101 to flow to reservoir 104, thereby avoided liquid to flow mainboard 105 or other electronic components inside the earphone casing to lead to the earphone to damage, and then greatly reduced the earphone because of the adverse reaction that the sweat leads to, user's use experience has been promoted, and the scheme of this application still can not influence the tone quality of earphone when improving the whole waterproof performance of earphone, the whole quality of earphone has been improved. Moreover, the earphone of the present application can be on the waterproof grade of the IPX4 earphone, and the first isolation structure 106, the reservoir 104, the diversion structure 103 and the like are added inside the casing 101 of the earphone, so that the volume of the earphone is not increased, the waterproof performance of the earphone is improved remarkably, and the tone quality of the whole earphone is not affected.

Although the example embodiments have been described herein with reference to the accompanying drawings, it is to be understood that the above-described example embodiments are merely illustrative and are not intended to limit the scope of the present application thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the scope or spirit of the present application. All such changes and modifications are intended to be included within the scope of the present application as claimed in the appended claims.

Claims

1. An earphone, characterized in that the earphone comprises:

a housing;

the liquid storage tank is arranged in a space formed by enclosing the shell;

2. The earphone of claim 1 wherein the reservoir comprises a groove disposed on at least a portion of an inner surface of the housing.

3. The earphone as claimed in claim 1, wherein the guide structure comprises a guide groove having an opening at each of two ends thereof, a first end of the guide groove is connected to the inlet channel, and a second end of the guide groove is located in the reservoir; or

4. The headset of claim 1, wherein the headset further comprises:

set up loudspeaker and horn holder in the casing, loudspeaker with the horn holder will space in the casing divides into first cavity and second cavity, wherein, when the earphone is worn, the adjacent duct of first cavity, the second cavity deviates from the duct, inlet channel set up in on the casing that the second cavity corresponds.

5. The earphone as claimed in claim 4, wherein the guiding structure comprises a guiding groove and a guiding hole having an opening at two ends, respectively, wherein the guiding hole penetrates through the speaker holder and is opposite to the opening of the liquid storage tank, a first end of the guiding groove is connected to the liquid inlet channel, a second end of the guiding groove is connected to the guiding hole, and a liquid outlet at the second end of the guiding groove is communicated with the guiding hole; or

6. The headset of claim 1, wherein the headset further comprises:

7. The earphone according to claim 6 wherein said housing and said first partition define a sealed receiving space therebetween for receiving at least a portion of the liquid entering from said inlet passageway.

8. The earphone according to claim 6 wherein the earphone further comprises a battery, the first isolation structure further being disposed between the battery and the inlet channel for isolating the battery from fluid entering through the inlet channel.

9. The headset of claim 6, wherein a second barrier structure is disposed within the space defined by the housing, the second barrier structure being connected to the first barrier structure, the reservoir being defined by the second barrier structure and a portion of the interior surface of the housing.

10. An earphone as claimed in any one of claims 1 to 9, wherein the inlet channel comprises at least a sound outlet hole.