CN218472131U

CN218472131U - Can reduce cladding formula electricity core of bluetooth earphone base noise

Info

Publication number: CN218472131U
Application number: CN202221808912.8U
Authority: CN
Inventors: 廖民; 刘志明; 刘伟; 潘英俊
Original assignee: Chongqing Zijian Electronic Co ltd
Current assignee: Chongqing Zijian Electronic Co ltd
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2023-02-10
Anticipated expiration: 2032-07-14

Abstract

The utility model relates to a battery technology field especially relates to can reduce cladding formula electricity core of bluetooth earphone base noise. The coated battery cell capable of reducing the bottom noise of the Bluetooth headset comprises a battery cell body, a battery cell lug and an FPC board assembly, wherein the battery cell lug and the FPC board assembly are arranged on the end face of the battery cell body; the FPC board assembly comprises a coating part, a conductive assembly and a copper foil coil, wherein the coating part is coated and connected with the battery cell body; the conductive assembly comprises a first conductive body and a second conductive body; the copper foil coil is electrically connected with the first electric conductor; the winding direction of the copper foil coil is the same as the winding direction of the battery cell body; the utility model discloses a can reduce cladding formula electricity core of bluetooth earphone bottom making an uproar provides a magnetic field, and the direction in this magnetic field is opposite with the magnetic field that coiling formula electricity core produced, and the two offsets, has effectively reduced the earphone bottom and has made an uproar, has improved the listening of earphone and feels.

Description

Can reduce cladding formula electricity core of bluetooth earphone base noise

Technical Field

The utility model relates to a battery technology field especially relates to a can reduce cladding formula electricity core of bluetooth earphone base noise.

Background

The wireless earphone is characterized in that a middle line is replaced by electric waves, the wireless earphone is connected to a transmitting end from an audio outlet of a computer, then the transmitting end transmits the electric waves to an earphone of a receiving end, and the receiving end is equivalent to a radio. Compared with the traditional earphone, the wireless earphone is more convenient to use. The Bluetooth headset is a typical one, and has the advantages of freer working space, good music playback effect, stronger communication confidentiality and the like, so that the Bluetooth headset is popular with people.

However, most of button batteries in the existing bluetooth headset are winding type battery cores, and when the bluetooth headset works, a magnetic field is generated when current flows through the winding type battery cores, so that interference to the headset is generated, bottom noise is generated, and the excessive bottom noise can influence the listening feeling of a user.

The above drawbacks are expected to be overcome by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

In order to solve the above-mentioned problem of prior art, the utility model provides a can reduce the cladding formula electricity core of making an uproar at the bottom of the bluetooth headset, thereby reduce the end and make an uproar and improve user's listening sense.

In order to achieve the above object, the utility model discloses a main technical scheme include:

the coated battery cell capable of reducing the bottom noise of the Bluetooth earphone comprises a battery cell body, a battery cell lug and an FPC board assembly, wherein the battery cell lug and the FPC board assembly are arranged on the end face of the battery cell body; the battery cell tab comprises a first tab and a second tab; the FPC board assembly comprises a coating part, a conductive assembly and a copper foil coil, wherein the coating part is coated and connected with the battery cell body; the conductive assembly comprises a first conductive body and a second conductive body; the first conductor is electrically connected with the first tab; the second conductor is electrically connected with the second pole ear; the copper foil coil is electrically connected with the first electric conductor; the winding direction of the copper foil coil is the same as the winding direction of the battery cell body, and the current direction of the copper foil coil is opposite to the winding current direction of the battery cell body;

the coating part comprises a first coating part and a second coating part, and the first coating part and the second coating part form a coating space for coating the battery cell body; the first coating part is arranged between the end surface of the battery cell body and the battery cell lug; the second coating part is arranged on the outer side wall of the battery cell body; the copper foil coil is arranged in the first coating part and is arranged coaxially with the battery cell body; and a first lead electrically connected with the second conductor is arranged in the second coating part. Through the same copper foil coil of electric core coiling direction of establishing a wire winding direction and electric core body in first cladding portion, this copper foil coil is connected with electric core utmost point ear electricity through the first electric conductor of installing in first cladding portion, through be provided with the first wire of being connected with second electric conductor electricity in second cladding portion, this first wire is connected with electric core utmost point ear electricity through the second electric conductor of installing in first cladding portion, the current direction of copper foil coil with electric core coiling current opposite direction of electric core body, consequently the direction in the magnetic field that the copper foil coil produced with the magnetic field opposite direction that electric core body during operation produced, the two offsets, effectively reduces the earphone bottom and makes an uproar, improves user's sense of hearing.

Further, the battery core tab is electrically connected with the conductive assembly through welding. Through will installing the electric core utmost point ear on electric core body and installing the conductive component welding on the FPC board, improved can reduce the stability of cladding formula electric core overall structure of bluetooth earphone base noise.

Further, the conductive assembly is configured as a nickel plate assembly. The nickel sheet assembly is good in conductivity, and is beneficial to generating a magnetic field after the copper foil coil is electrified, so that the magnetic field generated by the electric core is offset.

Further, first cladding portion is circular setting, and this circular area equals with the area of electric core body terminal surface. Be favorable to the inseparable laminating of first cladding portion and electric core body, make can reduce the structure of the cladding formula electric core that bluetooth earphone base was made an uproar more compact.

Furthermore, an adapter plate is further arranged on the coating portion, one end of the adapter plate is connected with the copper foil coil and the first lead, and the other end of the adapter plate is connected with the circuit main board and used for supplying power to the Bluetooth headset. Preferably, the adapter plate and the coating part are integrally formed. The structure of the FPC board assembly is more compact.

Preferably, the adapter plate is connected with the copper foil coil through a second wire.

Preferably, can reduce cladding formula electric core of bluetooth earphone base noise still including installing the label piece on electric core body upper portion. The label piece is printed with the information of the battery cell, so that the staff can check the information of the battery cell conveniently.

Preferably, the label piece includes a label main body, and a first fixing portion and a second fixing portion mounted on the label main body, and the first fixing portion and the second fixing portion are connected to the cell body in a clamping manner. The first fixing part, the second fixing part and the label body are integrally formed. Through setting up first fixed part, second fixed part, strengthen the fixed connection between label spare and the electric core body, make can reduce the cladding formula electric core structure that the bluetooth headset was made an uproar at bottom compacter, thereby make can reduce the cladding formula electric core that the bluetooth headset was made an uproar at bottom is applicable to the less bluetooth headset of volume more.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a can reduce cladding formula electric core of bluetooth earphone base noise, through the copper foil coil that the electric core winding direction of installing a winding direction and electric core body is the same in first cladding portion, this copper foil coil is connected with electric core utmost point ear electricity through the first electric conductor of installing in first cladding portion, through be provided with the first wire of being connected with the second electric conductor electricity in second cladding portion, this first wire is connected with electric core utmost point ear electricity through the second electric conductor of installing in first cladding portion, the current direction of copper foil coil and the electric core winding current direction of electric core body are opposite, therefore the direction of the magnetic field that the copper foil coil produced is opposite with the magnetic field direction that the electric core body produced when working, the two offset, effectively reduce earphone base noise, improve user's listening sense; and the adapter plate in the FPC board assembly is connected with the circuit main board to transmit current for supplying power to the Bluetooth headset.

2. Through will installing the electric core utmost point ear on electric core body and installing the conductive component welding on the FPC board, improved can reduce the stability of cladding formula electric core overall structure of bluetooth earphone base noise.

3. Including the label main part, install first fixed part, second fixed part in the label main part, with first fixed part, second fixed part joint on electric core body to with first fixed part, second fixed part with label main part integrated into one piece, strengthened the fixed connection between label and the electric core body, make can reduce the cladding formula electric core structure of bluetooth earphone bottom noise compacter.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

fig. 2 is an exploded view of an embodiment of the present invention;

fig. 3 is a schematic structural diagram of an FPC board in an embodiment of the present invention.

[ REFERENCE INDICATION ] 1, a tag piece; 11. a first fixed part; 12. a second fixed part; 13. a label body; 2. a cell body; 21. a battery core tab; 211. a first tab; 212. a second tab; 3. an FPC board assembly; 31. a covering part; 311. a first wrapping portion; 312. a second coating portion; 32. a conductive component; 321. a first electrical conductor; 322. a second electrical conductor; 33. a copper foil coil; 34. a first conductive line; 35. an adapter plate; 36. a second conductive line.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully below. The invention may, however, be embodied in many different 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.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1 to 3, a coated electrical core for reducing the bottom noise of a bluetooth headset according to an embodiment of the present invention includes a label 1, an electrical core body 2, an electrical core tab 21, and an FPC board assembly 3; the label piece 1, the battery cell tab 21 and the FPC board assembly 3 are all installed on the battery cell body 2.

In the present embodiment, the cell tab 21 is mounted on the upper end surface of the cell body 2; the cell tab 21 includes a first tab 211 and a second tab 212. The FPC board assembly 3 includes a covering portion 31, a conductive member 32, a copper foil coil 33, a first wire 34, and an interposer 35. The conductive assembly 32 includes a first conductive body 321, a second conductive body 322; the first conductor 321 is connected to the first tab 211; the second electrical conductor 322 is connected to the second pole ear 212.

The cladding 31 comprises a first cladding 311 and a second cladding 312 connected with the first cladding 311; the first covering part 311 and the second covering part 312 are integrally formed and form a covering space for covering the cell body 2, and the first covering part 311 and the second covering part 312 are connected with the cell body 2 in a covering manner through double-sided adhesive tape, so that the phenomenon that the covering part 31 moves or generates a gap to affect the covering connection between the covering part 31 and the cell body 2 is avoided. First cladding portion 311 sets up between the up end of electric core body 2 and electric core utmost point ear 21, first cladding portion 311 is the disk setting that the area equals with the up end area of electric core body 2, is favorable to first cladding portion 311 with the inseparable laminating of electric core body 2 to make overall structure compacter. The second coating portion 312 is mounted on the outer side wall of the cell body 2; the conductive assembly 32 mounted on the surface of the first coating portion 311 is electrically connected with the cell tab 21 by welding, so that the stability of the overall structure of the cell is improved. In this embodiment, the conductive member 32 is preferably a nickel member, which has good conductivity and is beneficial to the copper foil coil 33 to generate a magnetic field after being powered on. In other embodiments, the conductive element 32 may be a nickel-plated copper sheet, and the like, which is not limited thereto.

The copper foil coil 33 is mounted inside the first covering portion 311, and the copper foil coil 33 is electrically connected to the first conductor 321. The copper foil coil 33 and the battery cell body 2 are coaxially arranged, and the winding direction of the copper foil coil 33 is the same as the winding direction of the battery cell body 2. The current of the copper foil coil 33 is opposite to the current of the battery core body 2, so that the direction of the magnetic field generated by the copper foil coil 33 is opposite to the direction of the magnetic field generated by the battery core of the battery core body 2, the magnetic field generated by the battery core body 2 during operation can be offset, and the bottom noise caused by the magnetic field generated by the battery core body 2 is effectively improved.

The first conductive line 34 is disposed in the second covering portion 312 and electrically connected to the second conductive body 322. One end of the adapter plate 35 is connected with the copper foil coil 33 and the first lead 34, and the other end of the adapter plate is connected with the circuit main board and used for supplying power to the Bluetooth headset. The adapter plate 35 is connected to the copper foil coil 33 via a second wire 36. The adapter plate 35 is further integrally formed with the first covering part 311 and the second covering part 312, so that the structure of the FPC board assembly 3 is more compact, the structure of the battery cell is more compact, and the application of the battery cell in a bluetooth headset is facilitated.

The label member 1 includes a first fixing portion 11, a second fixing portion 12, and a label body 13, wherein the first fixing portion 11 and the second fixing portion 12 are mounted on the label body 13. The label main body 13 is arranged on the upper part of the battery cell body 2, and the information of the battery cell is printed on the label main body 13 and is used for visually representing the information of the battery cell. First fixed part 11, the equal joint of second fixed part 12 are on the lateral wall of electric core body 2. The first fixing portion 11, the second fixing portion 12 and the label main body 13 are integrally formed and used for reinforcing the fixed connection between the label piece 1 and the battery cell body 2, and meanwhile, the FPC board assembly 3 is attached to the battery cell body 2 more tightly, so that the effect of the magnetic field generated by the FPC board assembly 3 to resist the magnetic field generated by the battery cell body 2 is enhanced.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A coated battery cell capable of reducing the bottom noise of a Bluetooth earphone is characterized by comprising a battery cell body (2), a battery cell lug (21) and an FPC board assembly (3), wherein the battery cell lug (21) is arranged on the end face of the battery cell body (2); the battery core tab (21) comprises a first tab (211) and a second tab (212); the FPC board assembly (3) comprises a coating part (31) which is coated and connected with the battery cell body (2), a conductive assembly (32) which is arranged on the coating part (31) and is electrically connected with the battery cell tab (21), and a copper foil coil (33) which is arranged in the coating part (31); the conductive assembly (32) comprises a first conductive body (321), a second conductive body (322); the first conductor (321) is electrically connected with the first electrode lug (211); the second electrical conductor (322) is electrically connected with the second pole ear (212); the copper foil coil (33) is electrically connected with the first conductor (321); the winding direction of the copper foil coil (33) is the same as the winding direction of the battery cell body (2), and the current direction of the copper foil coil (33) is opposite to the winding current direction of the battery cell body (2);

the cladding part (31) comprises a first cladding part (311) and a second cladding part (312), and the first cladding part (311) and the second cladding part (312) form a cladding space for cladding the cell body (2); the first coating part (311) is arranged between the end surface of the battery cell body (2) and the battery cell tab (21); the second coating part (312) is arranged on the outer side wall of the battery cell body (2); the copper foil coil (33) is arranged in the first coating part (311), and the copper foil coil (33) and the battery cell body (2) are arranged coaxially; a first lead (34) electrically connected to the second conductor (322) is provided in the second coating portion (312).

2. The coated battery cell capable of reducing the noise of the Bluetooth headset of claim 1, wherein the battery cell tab (21) is electrically connected with the conductive assembly (32) by welding.

3. The coated battery cell capable of reducing the noise of the Bluetooth headset of claim 2, wherein the conductive assembly (32) is a nickel plate assembly.

4. The coated battery cell capable of reducing the noise of the Bluetooth headset is characterized in that the first coating part (311) is provided as a disc, and the area of the disc is equal to that of the end face of the battery cell body (2).

5. The coated battery cell capable of reducing the bottom noise of the Bluetooth headset according to claim 1, wherein an adapter plate (35) is further mounted on the coating portion (31), one end of the adapter plate (35) is connected with the copper foil coil (33) and the first wire (34), and the other end of the adapter plate is connected with the circuit main board.

6. The coated electric core capable of reducing the noise of the Bluetooth headset is characterized in that the adapter plate (35) is connected with the copper foil coil (33) through a second lead (36).

7. The coated battery cell capable of reducing the noise of the Bluetooth headset of claim 5, wherein the interposer (35) is integrally formed with the coating portion (31).

8. The coated battery cell capable of reducing the noise of the Bluetooth headset is characterized by further comprising a label piece (1) arranged on the upper part of the battery cell body (2).

9. The coated battery cell capable of reducing the noise of the bluetooth headset according to claim 8, wherein the label member (1) includes a label main body (13), and a first fixing portion (11) and a second fixing portion (12) mounted on the label main body (13), and the first fixing portion (11) and the second fixing portion (12) are clamped on the battery cell body (2).

10. The coated battery cell capable of reducing the noise of the bluetooth headset is characterized in that the first fixing portion (11), the second fixing portion (12) and the tag body (13) are integrally formed.