CN105872887B

CN105872887B - Wireless earphone

Info

Publication number: CN105872887B
Application number: CN201610425501.3A
Authority: CN
Inventors: 桂培炎; 刘禹豪
Original assignee: Guangzhou Heygears Intelligent Science & Technology Co ltd
Current assignee: Guangzhou Heygears Intelligent Science & Technology Co ltd
Priority date: 2016-06-16
Filing date: 2016-06-16
Publication date: 2022-06-07
Anticipated expiration: 2036-06-16
Also published as: CN105872887A

Abstract

The invention discloses a wireless earphone, which comprises a shell, a machine core and a battery, wherein the machine core and the battery are arranged in the shell, the machine core is electrically connected with the battery, the wireless earphone is characterized by also comprising a connecting piece, the machine core comprises a radio frequency module, the radio frequency module and the battery are arranged in the connecting piece, and clearance environments are formed on two sides of the radio frequency module after the connecting piece is arranged in the shell, so that excellent radio frequency signals can be ensured, the electromagnetic interference is effectively reduced, and the compactness and the reliability of the internal structure of the whole earphone are kept through the connecting piece. And the wireless earphone shell is designed into an ergonomic shell with the same shape as the auricle of a human body, is perfectly matched with the ear after being placed in the ear, is comfortable to wear, and can be worn for a long time.

Description

Wireless earphone

Technical Field

The invention relates to wearable electronic equipment, in particular to a wireless earphone.

Background

Along with the development of science and technology, wireless earphone appears in people's life gradually, and wireless earphone receives people's favor because of its characteristics that conveniently carry, and it has solved all sorts of inconveniences of traditional wired earphone. The existing wireless earphone is generally a single-ear wireless earphone, the requirement on the clearance of signals and various radio frequency devices is low, the requirement on the strictness of the structure is low, and the circuit board and the battery are only commonly stacked, so that the sensitive radio frequency signals cannot be well played; particularly, when the wireless earphones for two ears are adopted, the requirement on the radio frequency signal butt joint between the two wireless earphones is stricter, but the inside of the conventional wireless earphones basically has no good clearance environment, so that the wireless earphones for two ears have serious electromagnetic interference and poor signals in the using process.

Disclosure of Invention

In view of the above problems of the prior art, an object of the present invention is to provide a wireless headset that improves the performance of radio frequency signals while maintaining the convenience and reliability of the assembly of the internal structure of the wireless headset.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows: the utility model provides a wireless earphone, including the shell, install in core and battery in the shell, the core is connected with the battery electricity, its characteristics are still including the connecting piece, the core is including radio frequency module, radio frequency module and battery are installed in the connecting piece, the connecting piece is installed back in the shell radio frequency module's both sides all form the headroom environment. The clean environment is to make the surrounding of the rf module overhead and empty the surrounding components, so that a clean and spacious environment is formed around the rf module.

Preferably, the connecting piece is for having the mount that holds the chamber, radio frequency module install in on the mount, form the headroom environment between the appearance chamber of radio frequency module and mount, the connecting piece is fixed to back in the shell also form the headroom environment between the outer terminal surface of radio frequency module and the inner wall of shell.

Preferably, a plurality of notches are formed in the peripheral cavity wall of the cavity, so that the cavity wall can be prevented from interfering with radio frequency signals.

Preferably, the movement further comprises an operational amplifier module and a battery module, and the operational amplifier module, the battery module and the radio frequency module are all installed in the connecting piece.

Preferably, the casing includes a casing and a cover, the operational amplifier module, the battery module and the radio frequency module are sequentially installed in the connecting member, and the radio frequency module is located at a position closest to the cover after the connecting member is installed in the casing. Therefore, the assembly stability and reliability of the whole machine core can be maintained.

Preferably, the connecting piece is the mount that has the appearance chamber, the centre of mount is equipped with the baffle and makes the appearance chamber separate into two appearance chambeies, fortune is put module, battery module and battery and is installed in one of them appearance chamber, the radio frequency module is installed in the up end that another held the chamber and is made form the headroom environment between radio frequency module and this appearance chamber, makes good internal environment for radio frequency signal.

Preferably, the connecting piece extends and has two connection feet, the inside correspondence of shell is equipped with connects the concave position, the connecting piece is through connecting the foot and being connected concave position and cooperate and realize fixing in the shell, so need not to adopt other metal screws to realize connecting, effectively reduces the interference source. If necessary, the material can be further fixed by glue.

Preferably, radio frequency module and fortune are put all to be connected and are realized the electricity through the soft winding displacement between module and the battery module, battery module with connect through the leg electricity between the battery, so effectively reduce laying of wire, make whole core structure neat, reserve sufficient headroom for radio frequency module.

Preferably, the operational amplifier module is located at one end of the battery, the battery module is located at the other end of the battery, and the operational amplifier module and the battery module are tightly attached to the end face of the battery, so that the structure is compact, and the electric connection is very stable.

Preferably, the movement further comprises an audio module, the audio module is electrically connected with the operational amplifier module, and the audio module is installed at the sound outlet of the shell.

Preferably, the audio module comprises a moving iron unit and a brass sound outlet pipe, the brass sound outlet pipe extends out of the sound outlet of the shell, and a silica gel sleeve is sleeved on the brass sound outlet pipe of the extending part.

Preferably, the movement further comprises a charging module, the charging module is electrically connected with the battery, and the charging module is arranged on the shell wall.

Preferably, the module of charging including with charging panel, winding displacement that the shell scarf jointed connect and magnetism inhale the piece, the battery through charge the winding displacement with the winding displacement connects to peg graft, the winding displacement connects and magnetism inhales the piece and all installs on the charging panel, be equipped with positive negative pole charging contact on the charging panel, the event places the wireless earphone in the box that charges, magnetism inhale the piece can inhale mutually with the magnetism piece of the box that charges to make the positive negative pole charging contact of charging panel and the positive negative pole thimble that charges of the box that charges contact, realize promptly that wireless earphone charges.

Preferably, the shell of the shell is designed into an ergonomic shell with the same shape as the human auricle, and the cover body is positioned at the end face position facing the outside of the ear after the wireless earphone is worn, so that the wireless earphone is comfortable to wear and can be used for a long time.

Preferably, the cover body is designed to be a transparent cover with light-transmitting back paint, a touch key capable of controlling the earphone is arranged in the middle of the cover body, and the volume, playing, pausing and the like of the earphone can be controlled through the touch key.

Further, the invention also discloses a binaural wireless earphone, which is characterized by comprising a pair of wireless earphones as claimed in any one of claims 1 to 19, wherein the shells of the two wireless earphones are symmetrical left and right, and the two wireless earphones are in wireless butt joint communication through a radio frequency module.

The invention has the beneficial effects that:

(1) the connecting piece is arranged in the shell of the wireless earphone, the movement and the battery are both arranged on the connecting piece, and spaces are arranged between the radio frequency module of the movement and the connecting piece and between the radio frequency module and the inner wall of the shell, so that a clearance environment is formed, excellent radio frequency signals can be ensured, electromagnetic interference is effectively reduced, and the compactness and the reliability of the internal structure of the whole earphone are kept through the connecting piece.

(2) The radio frequency module, the battery and the operational amplifier module are mutually overlapped and fixedly arranged in the connecting piece and are electrically connected by adopting the flexible flat cable, so that the internal structure of the earphone is further more compact, the space is effectively saved, and the miniaturization design of the wireless earphone is realized;

(3) the connecting piece is connected with the inside of the shell of the wireless earphone through the matching of the connecting pin and the connecting concave position, so that the metal interference generated by screw connection is reduced, and the radio frequency signal is further optimized;

(4) the wireless earphone shell is designed into an ergonomic shell with the same shape as the human auricle, the ergonomic shell is perfectly matched with the ear after being placed in the ear, and the cover body is positioned at the end face position facing the outside of the ear after the wireless earphone is worn, so that the touch key is convenient to control, discomfort cannot be caused when the wireless earphone is worn, and the wireless earphone can be worn for a long time;

(5) the wireless earphone can be adopted by the double-ear earphone, the internal structure of the wireless earphone is completely the same, the wireless earphone is only in bilateral symmetry with the shell, the two wireless earphones are in butt joint communication through the radio frequency signals, and the radio frequency signals of the wireless earphones are excellent, so that the communication between the two wireless earphones is smooth and free from interference, and the use experience of a user is improved.

The invention is further illustrated by the following figures and examples.

Drawings

Fig. 1 is a schematic perspective view of a wireless headset according to the present invention.

Fig. 2 is an exploded view of the wireless headset according to the present invention.

Fig. 3 is a schematic cross-sectional view of the rf module of the present invention installed in a housing.

Fig. 4 is an exploded view of the movement of the present invention.

Fig. 5 is a schematic perspective view of the connector of the present invention.

Fig. 6 is a schematic cross-sectional view of the movement and the connecting member of the present invention.

Fig. 7 is an exploded view of the connector of the present invention mated with a housing.

Fig. 8 is a schematic perspective view of a binaural headphone according to the present invention.

Detailed Description

As shown in fig. 1 and fig. 2, the wireless earphone of the present invention includes a housing 1, a movement and a battery 2 installed in the housing 1, wherein the movement is electrically connected to the battery 2, and is characterized by further including a connector 3, the movement includes a radio frequency module 4, the radio frequency module 4 and the battery 2 are installed in the connector 3, the housing 1 of this embodiment includes a case 11 and a cover 12, the case 11 has a cavity therein, the connector 3 is installed in the case 11 from an open end of the case 11, and then is covered at the open end of the case 11 through the cover 12, thereby forming a complete earphone housing 1; as shown in fig. 3, the connecting member 3 is a fixing frame having a cavity 31, after the rf module 4 is mounted on the fixing frame, a gap is formed between the inner end surface of the rf module 4 and the cavity 31 of the fixing frame, and a plurality of gaps 34 are formed on the cavity wall of the cavity 31, so that the gap forms a clearance environment, and the gaps can prevent the cavity wall from interfering with the rf signal; meanwhile, after the connecting piece 3 is fixed in the shell 1, a clearance environment is formed between the outer end face of the radio frequency module 4 and the inner wall of the shell 1, so that excellent radio frequency signals can be ensured, electromagnetic interference is effectively reduced, and the compactness and the reliability of the internal structure of the whole earphone are kept through the connecting piece 3.

As shown in fig. 4, the movement of this embodiment further includes an operational amplifier module 5 and a battery module 6, the operational amplifier module 5, the battery 2, the battery module 6 and the rf module 4 are sequentially installed in the connecting member 3, and the rf module 4 is located closest to the cover 12, so that the assembly stability and reliability of the entire movement can be maintained. The rf module 4 of this embodiment includes a circuit board 41, a wireless transceiver chip 42 and an antenna 43, where the wireless transceiver chip 42 and the antenna 43 are integrated on the circuit board 41, and the circuit board 41 is mounted on the connecting element 3; the operational amplifier module 5 comprises an operational amplifier circuit board 51 and an operational amplifier chip 52, the operational amplifier chip 52 is integrated on the operational amplifier circuit board 51, and the operational amplifier circuit board 51 is installed in the connecting piece 3; the battery module 6 comprises a battery circuit board 61 and a power management device, the power management device is integrated on the battery circuit board 61, and the battery circuit board 61 is installed in the connecting piece 3.

As shown in fig. 5, the connecting member 3 of this embodiment is a fixed frame having a cavity 31, a partition plate 32 is disposed in the middle of the fixed frame to partition the cavity 31 into two cavities 31, wherein the operational module 5, the battery module 6, and the battery 2 are mounted in one of the cavities 31, the radio frequency module 4 is mounted on an upper end surface of the other cavity 31, specifically, three fixing piles 33 are disposed on a cavity wall end surface of the cavity 31 of the connecting member 3, three through holes 40 are correspondingly disposed on the radio frequency module 4, the radio frequency module 4 is fixedly connected to the fixed frame by matching the fixing piles 33 with the through holes 40, and in order to avoid easy detachment of the fixing piles 33 from the through holes 40, a fixing sleeve with a diameter larger than that of the through holes 40 may be sleeved on an end surface of the fixing piles 33; three gaps 34 are formed in the cavity wall of the accommodating cavity 31, and after the radio frequency module 4 is mounted on the fixing piles 33, a space is formed between the radio frequency module 4 and the accommodating cavity 31, so that a clearance environment is formed, and a good internal environment is manufactured for radio frequency signals. In addition, a notch 34 is also arranged on the cavity wall of the containing cavity 31 for installing the operational amplifier module 5, the battery 2 and the battery module 6, the notch 34 is used for allowing the flexible flat cable 9 to pass through, the flexible flat cable 9 is used for electrically connecting the circuit main board 41, the operational amplifier circuit board 51 and the battery circuit board 61, the three circuit boards are connected through two flexible flat cables 9, the length of the two flexible flat cables 9 is specially measured, and after the three circuit boards are installed and fixed on the connecting piece 3, the two flexible flat cables 9 are just under a proper tensioning condition, so that the whole structure is ensured to be very stable and compact. The connection between the battery 2 and the battery circuit board 61 of this embodiment is: the battery circuit board 61 of the embodiment is provided with a through hole 62 positioned in the middle of the board body and a groove 63 positioned at the edge of the board body, the battery 2 of the embodiment is provided with the battery welding feet 21, the battery circuit board 61 is butted with the battery 2 by laying welding pads near the through hole 62 and the groove 63 of the battery circuit board 61, the battery welding feet 21 respectively penetrate through the through hole 62 and the groove 63, then the butt joint of the positive electrode and the negative electrode is realized by utilizing soldering tin fixation, and the battery circuit board 61 is tightly jointed with the battery 2, so that the troubles of guiding wires and welding wires are omitted, and the space is greatly saved.

As shown in fig. 6, the operational amplifier module 5 of the embodiment is located at one end of the battery 2, the operational amplifier circuit board 51 is located at the outermost end of the cavity 31 where the operational amplifier module is located, and the battery module 6 is located at the other end of the battery 2, that is, the battery circuit board 61 is located at the bottom of the cavity 31 where the battery circuit board is located, in order to achieve a more firm connection, the operational amplifier module 5 and the battery module 6 of the embodiment are both closely attached to the end face of the battery 2 through the double-sided adhesive tape 10, so that the operational amplifier module 5 and the battery module 6 are connected into a whole, and not only the structure is compact, but also the electrical contact is very stable. The distance between the circuit board 41 and the battery circuit board 61 is not less than 3mm, so the battery circuit board 61 will not affect the rf signal of the circuit board 41.

As shown in fig. 7, the connecting member 3 of this embodiment extends with two connecting legs 35, and the two connecting legs 35 extend from the end surface of the cavity wall of the cavity 31 where the operational amplifier module 5, the battery 2 and the battery module 6 are installed; correspondingly, the two connecting concave positions 13 are correspondingly arranged in the shell 1 of the embodiment, and the connecting piece 3 is fixed in the shell 1 by matching the connecting pins 35 with the connecting concave positions 13, so that connection is realized without other metal screws, and interference sources are effectively reduced.

As shown in fig. 4, the movement of this embodiment further includes an audio module 7 and a charging module 8, where the audio module 7 is installed at the sound outlet 14 of the casing 1, the audio module 7 includes a moving iron unit 71 and a brass sound outlet tube 72, a part of the brass sound outlet tube 72 extends out of the sound outlet 14 of the casing 1, a silicone sleeve 73 is sleeved on the part of the brass sound outlet tube 72 of the extending portion, the moving iron unit 71 is inserted into the lower end of the brass sound outlet tube 72, and a lead 74 led out from the lower end of the moving iron unit 71 is electrically connected to the operational amplifier circuit board 51. The charging module 8 of the embodiment is arranged on the wall of the shell 1, the through hole 16 is opened at the corresponding position of the shell 1, the charging module 8 of the embodiment comprises a charging plate 81 embedded with the shell 1, a flat cable connector 82 and a magnetic suction piece 83, the charging plate 81 is a plastic piece, and after the charging plate 81 is assembled at the through hole 16 of the shell 1, the outer surface of the charging plate 81 is flush and butt-jointed with the outer surface of the shell 1; the flat cable connector 82 and the magnetic attraction piece 83 are both installed on the charging plate 81, wherein the flat cable connector 82 is located at the lower end of the charging plate 81, the magnetic attraction piece 83 is located at the middle position of the upper end of the charging plate 81, the magnetic attraction piece 83 can be an iron block, a magnetic piece is correspondingly arranged on the standard earphone charging box, and the magnetic piece is a magnet block; the battery 2 of this embodiment is provided with a charging flat cable 22, and the flat cable connector 82 is inserted and connected with the charging flat cable 22; the charging board 81 is provided with positive and negative charging contacts 84 respectively located at two sides of the magnetic attraction piece 83, and the corresponding earphone charging box is provided with positive and negative charging thimbles, so that when the wireless earphone is placed in the charging box, the magnetic attraction piece 83 and the magnetic attraction piece attract each other to enable the wireless earphone to be attracted on the earphone charging box, and further the positive and negative charging contacts 84 of the charging board 81 are contacted with the positive and negative charging thimbles of the charging box, thereby realizing charging of the battery of the wireless earphone.

As shown in fig. 8, the two-ear wireless earphones of this embodiment all adopt the above structure, only the housings 1 of the left and right wireless earphones are symmetrical, and the internal structures are completely the same, and because the inside has an excellent clearance environment, the two wireless earphones realize clear and stable wireless butt communication through the radio frequency module 4 without electromagnetic interference, thereby effectively solving the disadvantages of the existing two wireless earphones; further, the casing 11 of the wireless earphone housing 1 of this embodiment is designed as an ergonomic casing having the same shape as the human pinna, the cover 12 is located at the end face of the wireless earphone facing the outside of the ear after being worn, the cover 12 of this embodiment is designed as a transparent cover with a light-transmitting back paint, the middle position of the cover 12 is provided with a touch key 15 capable of controlling the earphone, and the volume, play, pause, etc. of the earphone can be controlled through the touch key 15, so that the earphone can be operated while being worn, and the wireless earphone housing is comfortable to wear and can be used for a long time.

While the invention has been described with reference to specific embodiments, this description is not meant to be construed in a limiting sense. Other variations of the disclosed embodiments, as would be appreciated by those skilled in the art with reference to the description of the invention, are contemplated as falling within the scope of the appended claims.

Claims

1. The utility model provides a wireless earphone, including shell (1), install in core and battery (2) in shell (1), the core is connected its characterized in that with battery (2) electricity: the mobile phone core is characterized by further comprising a connecting piece (3), the mobile phone core comprises a radio frequency module (4), the radio frequency module (4) and a battery (2) are installed in the connecting piece (3), and clearance environments are formed on two sides of the radio frequency module (4) after the connecting piece (3) is installed in the shell (1);

wherein, connecting piece (3) are for having the mount that holds chamber (31), radio frequency module (4) install in on the mount, form the headroom environment between the appearance chamber (31) of radio frequency module (4) and mount, connecting piece (3) are fixed to back in shell (1) also form the headroom environment between the outer terminal surface of radio frequency module (4) and the inner wall of shell (1).

2. The wireless headset of claim 1, wherein: the connecting piece (3) is equipped with spud pile (33) at the chamber wall terminal surface that holds chamber (31), correspond on radio frequency module (4) and be equipped with through-hole (40), radio frequency module (4) cooperate and the rigid coupling is in through spud pile (33) and through-hole (40) on the mount.

3. The wireless headset of claim 2, wherein: a plurality of notches (34) are formed on the wall of the peripheral cavity of the containing cavity (31).

4. A wireless headset according to any of claims 1 to 3, wherein: the movement also comprises an operational amplifier module (5) and a battery module (6), wherein the operational amplifier module (5), the battery (2), the battery module (6) and the radio frequency module (4) are all arranged in the connecting piece (3).

5. The wireless headset of claim 4, wherein: the casing (1) is including casing (11) and lid (12), fortune is put module (5), battery (2), battery module (6) and radio frequency module (4) and is installed in proper order in connecting piece (3), behind connecting piece (3) installation in casing (11) radio frequency module (4) are in the position that is closest to lid (12).

6. The wireless headset of claim 4, wherein: connecting piece (3) is for having the mount that holds chamber (31), the centre of mount is equipped with baffle (32) and makes and hold chamber (31) and separate into two and hold chamber (31), module (5), battery module (6) and battery (2) are installed in one of them appearance chamber (31) to fortune, radio frequency module (4) are installed in another up end that holds chamber (31) and are made radio frequency module (4) and this form the headroom environment between holding chamber (31).

7. A wireless headset according to claim 1 or 6, wherein: connecting piece (3) extend there are two and connect foot (35), the inside correspondence of shell (1) is equipped with connects concave position (13), connecting piece (3) cooperate and realize fixing in shell (1) through connecting foot (35) and being connected concave position (13).

8. A wireless headset according to any of claims 1 to 3 and 5 to 6, wherein: the radio frequency module (4) comprises a circuit main board (41), a wireless transceiver chip (42) and an antenna (43), wherein the wireless transceiver chip (42) and the antenna (43) are integrated on the circuit main board (41), and the circuit main board (41) is installed on the connecting piece (3).

9. The wireless headset of claim 4, wherein: the operational amplifier module (5) comprises an operational amplifier circuit board (51) and an operational amplifier chip (52), wherein the operational amplifier chip (52) is integrated on the operational amplifier circuit board (51), and the operational amplifier circuit board (51) is arranged in the connecting piece (3).

10. The wireless headset of claim 4, wherein: the battery module (6) comprises a battery circuit board (61) and a power management device, the power management device is integrated on the battery circuit board (61), and the battery circuit board (61) is installed in the connecting piece (3).

11. The wireless headset of claim 4, wherein: the radio frequency module (4) is connected with the operational amplifier module (5) and the battery module (6) through a flexible flat cable (9) to realize electric communication, and the battery module (6) is electrically connected with the battery (2) through a welding leg (21).

12. The wireless headset of claim 4, wherein: the operational amplifier module (5) is located at one end of the battery (2), the battery module (6) is located at the other end of the battery (2), and the operational amplifier module (5) and the battery module (6) are tightly attached to the end face of the battery (2).

13. The wireless headset of claim 4, wherein: the movement also comprises an audio module (7), the audio module (7) is electrically connected with the operational amplifier module (5), and the audio module (7) is arranged at a sound outlet (14) of the shell (1).

14. The wireless headset of claim 13, wherein: the audio module (7) comprises a moving iron unit (71) and a brass sound outlet pipe (72), wherein the brass sound outlet pipe (72) extends out of the sound outlet (14) of the shell (1), and a silica gel sleeve (73) is sleeved on the brass sound outlet pipe (72) of the extending part.

15. The wireless headset of claim 1, wherein: the movement also comprises a charging module (8), the charging module (8) is electrically connected with the battery (2), and the charging module (8) is arranged on the wall of the shell (1).

16. The wireless headset of claim 15, wherein: the module (8) that charges including with charging panel (81), winding displacement joint (82) and magnetism of shell (1) scarf joint inhale piece (83), battery (2) through charging winding displacement (22) with winding displacement joint (82) are pegged graft, winding displacement joint (82) and magnetism inhale piece (83) and all install on charging panel (81), be equipped with positive negative pole charging contact (84) on charging panel (81).

17. The wireless headset of claim 5, wherein: the shell (11) of the shell (1) is designed into an ergonomic shell with the same shape as the auricle of a human body, and the cover body (12) is positioned at the end face position which faces the outside of the ear after the wireless earphone is worn.

18. A wireless headset according to claim 5 or 17, wherein: the cover body (12) is designed to be a transparent cover with light-transmitting back paint, and a touch key (15) capable of controlling the earphone is arranged in the middle of the cover body (12).

19. A binaural wireless headset, characterized by: the wireless earphone comprises a pair of wireless earphones according to any one of claims 1 to 18, wherein the housings (1) of the two wireless earphones are bilaterally symmetrical, and wireless butt-joint communication is achieved between the two wireless earphones through a radio frequency module (4).