CN111698609B

CN111698609B - TWS earphone and TWS earphone charging box

Info

Publication number: CN111698609B
Application number: CN202010750079.5A
Authority: CN
Inventors: 陈爱民; 程猛; 林成有
Original assignee: Zhongke Aosheng Suzhou Intelligent Technology Co ltd
Current assignee: Zhongke Aosheng Suzhou Intelligent Technology Co ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2022-10-28
Anticipated expiration: 2040-07-30
Also published as: CN111698609A

Abstract

The application provides a TWS earphone and TWS earphone box that charges, this TWS earphone includes a pair of earphone, every earphone includes the earphone backshell, the shell before the earphone, go into ear and loudspeaker, the shell forms the earphone cavity with the earphone backshell lock before this earphone, be equipped with earphone battery and earphone PCBA board in this earphone cavity, this loudspeaker set up in going into ear, should go into one side of ear setting shell before the earphone, two piece at least metal electrode pieces of shell surface embedding before this earphone, this metal electrode piece inboard is provided with the arch, this arch and earphone PCBA board electric connection. The TWS earphone is placed on the TWS earphone charging box, the electrode plate and the electrode column are skillfully adopted, the original contact type charging mode of the electrode column and the electrode column is replaced, the charging area is increased, the phenomenon of poor charging contact can be avoided, the service life of the electrode column can be prolonged, and the phenomenon that the electrode column is burnt by sharp strong current in small-area contact is avoided.

Description

TWS earphone and TWS earphone charging box

Technical Field

The invention relates to the technical field of intelligent earphones, in particular to a TWS (time wave system) earphone and a TWS earphone charging box.

Background

The TWS (True Wireless Stereo) earphone is a more advanced Wireless earphone, the implementation of the TWS technology is based on the development of a chip technology, and the Wireless connection between a mobile phone and a main earphone is firstly established by means of a Bluetooth chip, and then the Wireless communication between the main earphone and an auxiliary earphone is established, so that the wire connection between the traditional earphones is completely abandoned, and the use of a user is greatly facilitated.

The system of TWS headphones can be largely divided into two parts, a charging box and a headphone. The effect of the box that charges is similar to portable treasured that charges, charges for two earphones specially. Currently, a TWS earphone charging box usually adopts an electrode + electrode contact manner to charge an earphone.

The TWS earphone charging box is safe, efficient in charging, light, convenient to carry, attractive, tidy and important in design target. However, the surface of the existing earphone has more curved surfaces, and the exposed charging contact can cause the surface smoothness and integrity to be damaged, so that the existing earphone is not beautiful. The charging mode of simultaneous point contact's contact area is little, easy contact failure, and the problem that sharp-end strong current burns out the electrode post also appears easily in the small area contact moreover. On the other hand, the electrode column sinks to cause dirt to be easily accumulated, so that the circuit cannot be conducted and charged, and the service life of the electrode column is greatly reduced.

Disclosure of Invention

The invention provides a TWS earphone and a TWS earphone charging box, which have the advantages of ingenious process design and small processing difficulty, can increase the charging area and solve the problem of poor contact.

According to a first aspect, an embodiment provides a TWS earphone, includes a pair of earphone, and every earphone includes preceding shell of earphone backshell, earphone, goes into ear and loudspeaker, the preceding shell of earphone forms the earphone cavity with the lock of earphone backshell, be equipped with earphone battery and earphone PCBA board in the earphone cavity, loudspeaker set up in going into the ear, go into one side of ear setting casing before the earphone, the preceding shell surface embedding of earphone is two piece at least metal electrode pieces, metal electrode piece inboard is provided with the arch, protruding and earphone PCBA board electric connection.

In some embodiments, the metal electrode plate is attached to the surface of the front shell of the earphone in an attaching mode, the protrusion is embedded into the mounting hole of the front shell of the earphone, and the protrusion and the PCBA board of the earphone are welded together through pins.

In some embodiments, the metal electrode sheet is seamlessly attached to the front shell of the earphone.

In some embodiments, the metal electrode sheet is processed by stamping or powder metallurgy according to the surface radian of the front shell of the earphone, and is subjected to surface treatment of anodic oxidation and sand blasting to have the same shape as the surface of the front shell of the earphone; and the surface of the front shell of the earphone is pressed with the metal electrode slice on the surface of the front shell of the earphone through sleeve beer or mortise pressing.

In some embodiments, the metal electrode sheet is two pieces including: a positive plate and a negative plate.

In some embodiments, the metal electrode sheet is three-piece, including: the device comprises a positive plate, a negative plate and a voltage detection electrode plate.

In some embodiments, the positive electrode tab and the negative electrode tab are disposed at both sides, and the voltage detection electrode tab is disposed at the middle.

According to a second aspect, an embodiment provides a TWS earphone charging box, comprising a charging seat and at least one charging slot arranged on the surface of the charging seat, wherein a charging box battery and a charging box PCBA board are arranged in the charging seat, at least two electrode posts are arranged on the charging box PCBA board, and the ends of the electrode posts extend a distance through the charging slot surface; when the TWS headset according to the first aspect is placed in the TWS headset charging receptacle, the metal electrode sheet contacts the electrode post.

In some embodiments, the charging post is a resilient post that moves downward when subjected to pressure.

In some embodiments, the charging slot is a concave slot, and the radian of the concave slot is the same as that of the surface of the front shell of the earphone; the charging slot position is arranged at the end part of the charging seat.

According to the above embodiment, this application has set up two piece at least metal electrode pieces ingeniously on the earphone surface and has replaced the common contact (electrode post) that charges of earphone among the prior art, and the advantage lies in: the charging area can be increased, poor contact can be prevented, and the problem that the electrode column is burnt by sharp strong current in small-area contact can be prevented; moreover, as the surface of the charging position is smooth and has no recess, no dirt accumulation is generated, and the long-term conduction of the circuit can be ensured; meanwhile, the metal electrode plate is seamlessly attached to the front shell of the earphone, so that the appearance consistency is kept, the charging electrode plate and the earphone shell are integrated, the surface is seamless without dirt, and the earphone is attractive and clean. And the TWS earphone that this application was supporting to be provided charges the box, has adopted the mode of electrode slice + electrode post ingeniously, has increased the area of charging, can avoid appearing the bad phenomenon of contact that charges, also can improve the life of electrode post, avoids the small size contact to appear the phenomenon that sharp-end heavy current burns out the electrode post.

Drawings

FIG. 1 is a schematic diagram of a TWS earphone charging box and charging states of a TWS earphone according to an embodiment;

FIG. 2 is a schematic diagram of an embodiment of a TWS headset charging box and a TWS headset in a separated state;

FIG. 3 is a schematic diagram illustrating a TWS earphone charging box and a TWS earphone in a disassembled state according to an embodiment;

FIG. 4 is a schematic diagram of a TWS headset charging box and a TWS headset in a disassembled state according to an embodiment;

FIG. 5 is a schematic diagram of a TWS headset provided by an embodiment;

fig. 6 is a schematic diagram illustrating a TWS headset charging box and a detached state of the TWS headset according to another embodiment.

In the figure: 1. a charging seat; 2. a TWS headset; 4. a charging slot position; 5. an electrode column; 7. a PCBA board of the charging seat; 8. a battery is charged on the charging seat; 9. an earphone rear shell; 10. an earphone front shell; 11. putting into ear; 12. a speaker; 13. an earphone PCBA board; 14. an earphone battery; 15. a metal electrode sheet.

Detailed Description

The present invention will be described in further detail with reference to the following detailed description and accompanying drawings. Wherein like elements in different embodiments are numbered with like associated elements. In the following description, numerous details are set forth in order to provide a better understanding of the present application. However, those skilled in the art will readily recognize that some of the features may be omitted or replaced with other elements, materials, methods in different instances. In some instances, certain operations related to the present application have not been shown or described in detail in order to avoid obscuring the core of the present application from excessive description, and it is not necessary for those skilled in the art to describe these operations in detail, so that they may be fully understood from the description in the specification and the general knowledge in the art.

Furthermore, the described features, operations, or characteristics may be combined in any suitable manner to form various embodiments. Also, the various steps or actions in the method descriptions may be transposed or transposed in order, as will be apparent to one of ordinary skill in the art. Thus, the various sequences in the specification and drawings are for the purpose of describing certain embodiments only and are not intended to imply a required sequence unless otherwise indicated where such sequence must be followed.

The terms "connected" and "coupled" as used herein, unless otherwise specified, include both direct and indirect connections (couplings).

Referring to fig. 1-6, the present application provides a TWS earphone, which includes a pair of earphones, each earphone 2 includes an earphone rear shell 9, an earphone front shell 10, an ear insertion portion 11 (ear insertion soft plug), and a speaker 12, the earphone front shell 10 is fastened to the earphone rear shell 9 to form an earphone cavity, an earphone battery 14 and an earphone PCBA board 13 are disposed in the earphone cavity, the speaker 12 is disposed in the ear insertion portion 11, the speaker 12 is electrically connected to the earphone PCBA board 13, and the ear insertion portion 11 is disposed on one side of the earphone front shell 10. At least two metal electrode plates 15 are embedded in the surface of the front shell 10 of the earphone, and protrusions are arranged on the inner sides of the metal electrode plates 15 and electrically connected with the PCBA board 13 of the earphone. The earphone PCBA board 13 is electrically connected with the earphone battery 14, so that the earphone battery 14 is electrically connected with the metal electrode plate 15 through the protrusion and the earphone PCBA board 13. The earphone has the advantages that the at least two metal electrode plates 15 are ingeniously arranged on the surface of the earphone 2, common charging contacts in the prior art are replaced, the charging area can be increased, and poor contact is prevented; and moreover, as the surface of the charging part is smooth and has no recess, dirt accumulation is avoided, the circuit can be ensured to be conducted for a long time, and the charging device is more attractive.

In some embodiments, the metal electrode plate 15 is attached to the surface of the front earphone housing 10 by means of an adhesive, the protrusion is embedded in the mounting hole of the front earphone housing 10, and the protrusion and the PCBA board 13 of the earphone are welded together by pins.

In some embodiments, the metal electrode sheet 15 is processed by stamping or powder metallurgy according to the surface radian of the front shell 10 of the earphone, and after surface treatment by anodic oxidation and sand blasting, the shape of the surface of the front shell 10 of the earphone is the same as that of the front shell; the surface of the front shell 10 of the earphone is pressed with the metal electrode sheet 15 on the surface of the front shell 10 of the earphone through sleeve beer or mortise pressing. Therefore, the metal electrode plate 15 is attached to the earphone front shell 10 in a seamless mode, the appearance is attractive, the consistency of the appearance is kept, the charging electrode plate and the earphone shell are integrated, the surface is seamless, dirt is not hidden, and the earphone front shell is clean and tidy.

As shown in fig. 3-4, in some embodiments, the metal electrode sheet 15 is two pieces, including: a positive plate and a negative plate.

As shown in fig. 6, in other embodiments, the metal electrode sheet 15 is three sheets, and includes: the device comprises a positive plate, a negative plate and a voltage detection electrode plate. The positive plate and the negative plate are arranged on two sides, and the voltage detection electrode plate is arranged in the middle, so that the voltage detection electrode plate for detecting the voltage of the earphone battery is added, and the real electric quantity of the earphone is measured.

Correspondingly, this application provides a TWS earphone box that charges, including charging seat 1 and set up at least one slot position 4 that charges on charging seat 1 surface, be provided with in this charging seat and charge box battery 8 and charge box PCBA board 7, charge box battery 8 and charge box PCBA board 7 electricity and be connected. At least two electrode posts 5 (metal posts) are arranged on the PCBA board 7 of the charging box, and the end parts of the electrode posts 5 penetrate through the surfaces of the charging slot positions 4 for a certain distance; when the TWS earphone is placed in the TWS earphone charging box, the metal electrode plate 15 is in contact with the electrode post 5.

In some embodiments, the charging post 5 is a resilient post, and the charging post 5 moves downward when subjected to pressure.

In some embodiments, the charging slot 4 is a concave slot with the same curvature as the surface curvature of the front case 10 of the earphone.

In some embodiments, the charging slot 4 is disposed at the end of the charging stand 1, so that the metal electrode sheet of the earphone can be placed on the charging slot 4.

In some embodiments, a charging slot 4 is arranged on the surface of the charging seat 1, the TWS earphones (a pair of earphones) of the present application are respectively charged through two TWS earphone charging boxes, and two or three electrode posts 5 are arranged on the PCBA board 7 of the charging box; in other embodiments, two charging slots 4 are arranged on the surface of the charging seat 1, the TWS headset (a pair of headsets) of the present application can be charged on one TWS headset charging box at the same time, two groups of electrode posts are arranged on the PCBA board 7 of the charging box, and each group of electrode posts comprises two or three electrode posts 5.

In some embodiments, magnets are disposed in the headset cavity and the charging stand 1, respectively, so that the TWS headset is fixed when placed on the TWS headset charging box for charging.

To sum up, the TWS earphone of this application is charged box matching this application for this earphone battery 14 is connected with 15 electricity of metal electrode piece through this arch, earphone PCBA board 13, and when the TWS earphone was arranged the TWS earphone in and is charged the box, metal electrode piece 15 was contacted the back with electrode post 5 electricity, can realize charging box battery 8 and charge earphone battery 14 through charging box PCBA board 7, electrode post 5. This application has adopted the mode of electrode slice + electrode post ingeniously, has increased the area of charging, can avoid appearing the bad phenomenon of contact that charges, also can improve the life of electrode post, avoids the small area contact to appear the phenomenon that sharp-end strong current burns out the electrode post.

The present invention has been described in terms of specific examples, which are provided to aid understanding of the invention and are not intended to be limiting. For a person skilled in the art to which the invention pertains, several simple deductions, modifications or substitutions may be made according to the idea of the invention.

Claims

1. A TWS headset comprising a pair of headphones, characterized in that: each earphone comprises an earphone rear shell (9), an earphone front shell (10), an ear inlet part (11) and a loudspeaker (12), wherein the earphone front shell (10) and the earphone rear shell (9) are buckled to form an earphone cavity, an earphone battery (14) and an earphone PCBA board (13) are arranged in the earphone cavity, the loudspeaker (12) is arranged in the ear inlet part (11), the ear inlet part (11) is arranged on one side of the earphone front shell (10), at least two metal electrode plates (15) are embedded into the surface of the earphone front shell (10), a protrusion is arranged on the inner side of each metal electrode plate (15), and the protrusion is electrically connected with the earphone PCBA board (13); the metal electrode slice (15) is in seamless fit with the front shell (10) of the earphone; the metal electrode plate (15) is attached to the surface of the front shell (10) of the earphone in an attaching mode; the metal electrode plate (15) is processed by punching or powder metallurgy according to the surface radian of the front shell (10) of the earphone, and is subjected to surface treatment of anodic oxidation and sand blasting to be the same as the surface of the front shell (10) of the earphone in shape; the surface of the front earphone shell (10) is pressed on the surface of the front earphone shell (10) through sleeve beer or mortise pressing, and the metal electrode plate (15) is pressed on the surface of the front earphone shell (10); the metal electrode slice is seamlessly attached to the front shell of the earphone, the appearance consistency is kept, the charging electrode slice and the earphone shell are integrated, the surface is seamless, and the surface of a charging position is smooth and has no recess.

2. A TWS headset according to claim 1, wherein: the protrusions are embedded into mounting holes of the front shell (10) of the earphone, and the protrusions and the PCBA board (13) of the earphone are welded together through pins.

3. The TWS headset of claim 1, wherein: the metal electrode slice (15) is two, including: a positive plate and a negative plate.

4. The TWS headset of claim 1, wherein: the metal electrode sheet (15) is three, including: the device comprises a positive plate, a negative plate and a voltage detection electrode plate.

5. The TWS headset of claim 4, wherein: the positive plate and the negative plate are arranged on two sides, and the voltage detection electrode plate is arranged in the middle.