CN218998245U

CN218998245U - Capacitive TWS earphone

Info

Publication number: CN218998245U
Application number: CN202223121803.1U
Authority: CN
Inventors: 潘政机
Original assignee: Shenzhen Haoshanghao Information Technology Co ltd
Current assignee: Shenzhen Haoshanghao Information Technology Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-05-09
Anticipated expiration: 2032-11-24

Abstract

The utility model discloses a capacitive TWS earphone which comprises an earphone body and an end cover, wherein a column casing is integrally formed on one side of the end cover and is inserted into the bottom end of the earphone body, positioning grooves are formed on two sides of the bottom of the earphone body, communication grooves are formed on two sides of the column casing, and a limiting groove is inserted into the communication grooves. The column casing is inserted into the earphone body, the positioning block is inserted into the positioning groove along the communication groove under the action of the limiting plate and the spring, so that the connection between the end cover and the earphone body can be more compact and stable, and when the positioning block drives the limiting plate compression spring to move to the inside of the limiting groove along the communication groove to exit the positioning groove, the disassembly between the end cover and the earphone body is facilitated, and the convenience of overhauling and maintenance of the circuit board in the earphone body is further improved.

Description

Capacitive TWS earphone

Technical Field

The utility model relates to the technical field of capacitive TWS headphones, in particular to a capacitive TWS headphone.

Background

With more and more functions of the smart phone, the TWS earphone is not limited to the traditional basic functions; for example, a common TWS earphone can be started to play or pause music at each time, after the new in-ear detection function is added, the earphone can realize the functions of automatically playing the music, automatically pausing and putting on again and resuming the playing, so that the TWS earphone is more intelligent and the use experience of a user is enhanced; if the earphone is not worn for a long time and is not put back into the charging box, the earphone can automatically sleep or shut down, the electric quantity is saved, and the cruising duration is prolonged.

If the authorized notice number is CN216700268U, the authorized notice day is 2022-06-07 a capacitive in-ear detection TWS Bluetooth headset relates to the technical field of Bluetooth headset, and the Bluetooth headset comprises a Bluetooth headset body, wherein a loudspeaker is arranged on one side of the Bluetooth headset body, in-ear detection parts are respectively arranged on two sides of the surface of the loudspeaker, a detection unit is arranged in the Bluetooth headset body, and the detection unit consists of a power supply unit, a chip unit, a capacitive detection unit and an in-ear detection unit.

At present, the capacitive TWS earphone is inconvenient to detach and overhaul, and because the capacitive TWS earphone is mostly of an integrated structure or is fixed in an adhesive mode, the capacitive TWS earphone is inconvenient to detach and overhaul.

Disclosure of Invention

The object of the present utility model is to provide a capacitive TWS headset, which solves the above-mentioned drawbacks of the prior art.

In order to achieve the above object, the present utility model provides the following technical solutions:

the utility model provides a capacitanc TWS earphone, includes earphone body and end cover, one side integrated into one piece of end cover has the column casing, and the column casing is pegged graft in the inside of earphone body bottom, the constant head tank has all been seted up to the both sides of earphone body bottom, and the intercommunication groove has all been seted up to the both sides of column casing, the inside grafting of intercommunication groove has the spacing groove, and the inside grafting of intercommunication groove has the locating piece that extends to spacing inslot portion, the locating piece is in one side welding of spacing inslot portion has the limiting plate, and the opposite side welding that the locating piece was kept away from to the limiting plate has the spring, the locating piece is pegged graft in the inside of constant head tank along the intercommunication groove under the effect of limiting plate and spring.

Further, an annular groove is formed in the inner side wall of the bottom end of the earphone body, and an annular edge which is fit in the annular groove is integrally formed on one side of the end cover, close to the column casing.

Further, a sealing ring is adhered to the inner wall of one end of the ring groove, and the annular edge is adhered to the sealing ring.

Further, through holes are formed in two sides of the axis of the end cover, charging columns are adhered to the inside of the through holes, a circuit board is inserted into the inside of the column casing, and one end, away from the column casing, of the circuit board is inserted into the earphone body.

Furthermore, one end integrated into one piece of charging post has alnico magnet seat, and the equal tin soldering in both sides of circuit board bottom has the inside neodymium iron boron magnet of actuation at alnico magnet seat.

Further, a grid which is distributed in an annular structure at equal distance is arranged on the outer side wall of the bottom of the earphone body, and a filter screen is adhered to the inner side wall of the grid.

Further, one side integrated into one piece at earphone body top has the sound hole, and the inside in sound hole bonds there is waterproof dust blocking net.

Further, the earphone body comprises an ear part and a control part, and more than two induction detection areas are arranged on the ear part.

According to the capacitive TWS earphone provided by the technical scheme, the end cover is arranged, the column casing is inserted into the earphone body, the positioning block is inserted into the positioning groove along the communication groove under the action of the limiting plate and the spring, so that the end cover and the earphone body can be more compactly and stably connected, and the positioning block drives the limiting plate compression spring to move out of the positioning groove along the communication groove to the inside of the limiting groove, so that the end cover and the earphone body are conveniently detached, and the convenience of overhauling and maintaining the circuit board in the earphone body is further improved. (2) Through the ring edge that sets up, when the stake is pegged graft in the inside of earphone body, the ring edge agrees with in the inside of annular and laminating mutually between the sealing washer, and then has promoted the compactedness and the sealed effect of being connected between end cover and the earphone body. (3) Through neodymium iron boron magnet and the alnico magnet seat that sets up, when the bottom of circuit board is pegged graft in the inside of column casing, neodymium iron boron magnet actuation makes the circuit board pass through neodymium iron boron magnet and alnico magnet seat under the effect and charge between the post be electric connection, and then has promoted the stability of circuit board when column casing is inside, is convenient for dismantle the circuit board simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

Fig. 1 is a schematic side view of the present application.

Fig. 2 is a schematic diagram of a front view structure of the present application.

Fig. 3 is a schematic diagram of the end cap structure of the present application.

FIG. 4 is a schematic cross-sectional view of an end cap of the present application.

Reference numerals illustrate: 1. an earphone body; 2. an end cap; 3. a grille; 4. a filter screen; 5. a sound outlet hole; 6. waterproof dust-proof net; 7. a through hole; 8. a charging column; 9. a positioning groove; 10. a column casing; 11. a ring groove; 12. a seal ring; 13. a communication groove; 14. a limit groove; 15. a positioning block; 16. a limiting plate; 17. a spring; 18. a circuit board; 19. a neodymium-iron-boron magnet; 20. an alnico magnet holder; 21. a rim; 22. an ear insertion part; 23. a control unit; 24. sensing the detection area.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

As shown in fig. 1-4, the capacitive TWS earphone provided by the utility model comprises an earphone body 1 and an end cover 2, wherein a column casing 10 is integrally formed on one side of the end cover 2, the column casing 10 is inserted into the bottom end of the earphone body 1, positioning grooves 9 are formed on two sides of the bottom of the earphone body 1, a communication groove 13 is formed on two sides of the column casing 10, a limit groove 14 is inserted into the communication groove 13, a positioning block 15 extending into the limit groove 14 is inserted into the communication groove 13, a limit plate 16 is welded on one side of the positioning block 15, which is positioned in the limit groove 14, a spring 17 is welded on the other side of the limit plate 16, which is far away from the positioning block 15, and the positioning block 15 is inserted into the positioning groove 9 along the communication groove 13 under the action of the limit plate 16 and the spring 17, the column casing 10 is inserted into the earphone body 1, and the positioning block 15 is inserted into the positioning groove 9 along the communication groove 13 under the action of the limit plate 16 and the spring 17, so that the connection between the earphone body 1 and the earphone body 2 can be more compact and stable, and the positioning block 15 drives the limit plate 16 to move towards the limit groove 14 to exit the inside to the limit groove 14, the limit plate 16 is driven to move to the limit plate 16, the limit plate 17 is compressed, the end cover 2 is conveniently and the end cover 1 is conveniently overhauled, and the circuit is conveniently maintained and the earphone body is 18.

In another embodiment provided by the utility model, as shown in fig. 3 and 4, the inner side wall of the bottom end of the earphone body 1 is provided with the annular groove 11, one side of the end cover 2 close to the column casing 10 is integrally formed with the annular edge 21 which is matched with the inside of the annular groove 11, the inner wall of one end of the annular groove 11 is adhered with the sealing ring 12, the annular edge 21 is adhered with the sealing ring 12, and when the column casing 10 is inserted into the earphone body 1, the annular edge 21 is matched with the inside of the annular groove 11 and is adhered with the sealing ring 12, so that the connection compactness and sealing effect between the end cover 2 and the earphone body 1 are improved.

In still another embodiment provided by the utility model, as shown in fig. 3 and 4, through holes 7 are formed on two sides of the axial center of the end cover 2, a charging post 8 is adhered to the inside of the through holes 7, a circuit board 18 is inserted into the inside of the post 10, one end of the circuit board 18, which is far away from the post 10, is inserted into the inside of the earphone body 1, an alnico magnet seat 20 is integrally formed at one end of the charging post 8, neodymium iron boron magnets 19 which are attracted into the alnico magnet seat 20 are soldered on two sides of the bottom of the circuit board 18, and when the bottom of the circuit board 18 is inserted into the inside of the post 10, the neodymium iron boron magnets 19 are attracted into the alnico magnet seat 20, so that the circuit board 18 is electrically connected with the charging post 8 under the action of the neodymium iron boron magnets 19 and the alnico magnet seat 20, thereby improving the stability of the circuit board 18 in the inside of the post 10, and being convenient for disassembling the circuit board 18.

In still another embodiment provided by the utility model, as shown in fig. 1 and 2, the outer side wall of the bottom of the earphone body 1 is provided with the grids 3 distributed in an equidistant annular structure, the inner side wall of each grid 3 is adhered with the filter screen 4, one side of the top of the earphone body 1 is integrally formed with the sound outlet 5, the inside of the sound outlet 5 is adhered with the waterproof dust-proof net 6, and the matching use of the waterproof dust-proof net 6 and the filter screen 4 improves the dust-proof effect of the earphone body 1.

In still another embodiment of the present utility model, the earphone body 1 includes an in-ear part 22 and a control part 23, and three capacitive sensing areas 24 for in-ear sensing are disposed on the in-ear part 22. Specific in-ear induction implementation mode: the touch sensor chip on the main board is used for detecting the human body induction capacitance through the induction detection area, any one is used as a temperature compensation reference channel, and the other 2 channels are set according to the needs of users. More than two sensing detection areas are adopted, one sensing detection area can be selected for temperature compensation, temperature drift is avoided, and in-ear detection is more stable and reliable.

Working principle: the post 10 is pegged graft in the inside of earphone body 1, locating piece 15 is pegged graft in the inside of constant head tank 9 along intercommunication groove 13 under limiting plate 16 and spring 17's effect, make the connection between end cover 2 and the earphone body 1 compact stable that can be more, and locating piece 15 is along the inside drive limiting plate 16 compression spring 17 of intercommunication groove 13 to limiting groove 14 when removing and withdraw from constant head tank 9, make things convenient for dismantling between end cover 2 and the earphone body 1 again, and then promote earphone body 1 inner circuit board 18 and overhaul the convenience of maintenance, and post 10 is pegged graft in the inside of earphone body 1, the annular edge 21 agrees with in the inside of annular 11 and is laminated with between the sealing washer 12, and then promote compactness and the sealed effect of being connected between end cover 2 and the earphone body 1, the bottom of circuit board 18 is pegged graft in the inside of post 10, neodymium iron boron magnet 19 actuation is in the inside of alnico magnet seat 20, make circuit board 18 be electric connection under the effect of passing through neodymium iron boron magnet 19 and alnico magnet seat 20 with charging post 8, and then promote circuit board 18 stability when inside post 10, the convenience of dismantling circuit board 18 simultaneously.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. The utility model provides a capacitanc TWS earphone, includes earphone body (1) and end cover (2), a serial communication port, one side integrated into one piece of end cover (2) has a section of thick bamboo (10), and the inside of section of thick bamboo (10) grafting in earphone body (1) bottom, constant head tank (9) have all been seted up to the both sides of earphone body (1) bottom, and intercommunication groove (13) have all been seted up to the both sides of section of thick bamboo (10), the inside grafting of intercommunication groove (13) has spacing groove (14), and the inside grafting of intercommunication groove (13) has locating piece (15) that extend to spacing groove (14) inside, locating piece (15) are in one side welding of spacing groove (14) inside has limiting plate (16), and the opposite side welding that locating piece (15) were kept away from to limiting plate (16) has spring (17), locating piece (15) are pegged graft in the inside of constant head tank (9) along intercommunication groove (13) under the effect of limiting plate (16) and spring (17).

2. The capacitive TWS headset of claim 1, wherein the inner side wall of the bottom end of the headset body (1) is provided with a ring groove (11), and a side of the end cover (2) close to the column casing (10) is integrally formed with a ring edge (21) which is fit in the ring groove (11).

3. The capacitive TWS headset of claim 2, wherein a sealing ring (12) is adhered to an inner wall of one end of the annular groove (11), and the annular rim (21) is attached to the sealing ring (12).

4. The capacitive TWS headset of claim 1, wherein through holes (7) are formed in two sides of the axle center of the end cover (2), a charging post (8) is adhered to the inside of the through holes (7), a circuit board (18) is inserted into the inside of the post (10), and one end, far away from the post (10), of the circuit board (18) is inserted into the inside of the headset body (1).

5. The capacitive TWS headset of claim 4, wherein one end of the charging post (8) is integrally formed with an alnico magnet holder (20), and both sides of the bottom of the circuit board (18) are soldered with neodymium-iron-boron magnets (19) attracted inside the alnico magnet holder (20).

6. The capacitive TWS headset of claim 1, wherein the outer side wall of the bottom of the headset body (1) is provided with grids (3) distributed in an annular structure at equal distances, and a filter screen (4) is adhered to the inner side wall of each grid (3).

7. The capacitive TWS headset of claim 1, wherein the sound outlet (5) is integrally formed on one side of the top of the headset body (1), and a waterproof and dust-proof net (6) is adhered to the inside of the sound outlet (5).

8. The capacitive TWS headset of claim 1, wherein the headset body (1) comprises an inlet ear and a control portion, and wherein more than two inductive detection areas are provided on the inlet ear.