CN218634209U

CN218634209U - Be used for disconnected power supply control PCBA circuit board of TWS bluetooth headset

Info

Publication number: CN218634209U
Application number: CN202221971490.6U
Authority: CN
Inventors: 涂海涛; 薛国荣; 涂先威; 潘艳
Original assignee: Shenzhen Haichuangjia Technology Co ltd
Current assignee: Shenzhen Haichuangjia Technology Co ltd
Priority date: 2022-07-28
Filing date: 2022-07-28
Publication date: 2023-03-14
Anticipated expiration: 2032-07-28

Abstract

The utility model relates to a bluetooth headset technical field just discloses a be used for disconnected power supply control PCBA circuit board of TWS bluetooth headset, including PCBA circuit board main part, be equipped with two sets of posts that charge in the PCBA circuit board main part, the fixed position that PCBA circuit board main part is located between two sets of posts that charge is equipped with the machine box, the bottom of machine box is equipped with two sets of copper posts of being connected with PCBA circuit board main part electricity, the inside activity of machine box is equipped with two fly leafs, two the lower extreme of fly leaf is all fixed be equipped with a set of with the corresponding electrical pillar of copper post position, and is two sets of it all is connected with a set of post electricity that charges of homonymy to lead electrical pillar. This application can carry out disconnected power supply to TWS bluetooth headset through the separation of leading electrical pillar and copper post, avoids TWS bluetooth headset to discharge, leads to the electric quantity to run off to and damage PCBA circuit board main part, the component influence of the electromagnetic force that can avoid producing simultaneously to PCBA circuit board main part, and improves PCBA circuit board main part's heat dispersion.

Description

Be used for disconnected power supply control PCBA circuit board of TWS bluetooth headset

Technical Field

The application relates to the technical field of Bluetooth earphones, in particular to a power-off control PCBA circuit board for a TWS Bluetooth earphone.

Background

The TWS Bluetooth headset is a real wireless stereo Bluetooth headset, and the working principle of the TWS Bluetooth headset is that a mobile phone is connected with a main headset, and then the main headset is quickly connected with an auxiliary headset in a wireless mode, so that real wireless separation use of left and right sound channels of Bluetooth is realized.

In realizing this application in-process, the inventor finds that there is following problem at least in this technique, TWS bluetooth headset generally all can the storehouse of charging, when charging, directly put into the corresponding charging inslot with bluetooth headset and can charge, and the circuit board in the storehouse of charging is the core member undoubtedly, the circuit board in the storehouse of partly charging can be according to charging voltage, carry out the auto-power-off after TWS bluetooth headset is full of electricity, but this kind of mode can't separate the earphone with the post that charges in storehouse, thereby lead to the earphone playback electricity phenomenon after full of electricity, not only be unfavorable for the safety of the storehouse circuit board that charges, and can lead to the earphone power loss, consequently, provide one kind and be used for TWS bluetooth headset power supply control PCBA circuit board that cuts off.

SUMMERY OF THE UTILITY MODEL

The utility model provides a purpose be in order to solve among the prior art through the circuit board in the storehouse of charging can be according to charging voltage, carry out the unable separation earphone of the mode of auto-power-off and the post that charges in storehouse after TWS bluetooth headset is full of electricity to lead to the earphone playback electricity phenomenon after full of electricity, not only be unfavorable for the safety of the storehouse circuit board that charges, can lead to the problem of earphone electric quantity loss moreover, and the one kind that provides is used for TWS bluetooth headset to cut off the power supply control PCBA circuit board.

In order to achieve the purpose, the following technical scheme is adopted in the application:

the utility model provides a be used for disconnected power supply control PCBA circuit board of TWS bluetooth headset, includes PCBA circuit board main part, be equipped with two sets of columns that charge in the PCBA circuit board main part, the fixed position that PCBA circuit board main part is located between two sets of columns that charge is equipped with the machine box, the bottom of machine box is equipped with two sets of copper posts of being connected with PCBA circuit board main part electricity, the inside activity of machine box is equipped with two fly leafs, two the lower extreme of fly leaf is all fixed and is equipped with a set of and copper post position corresponding leads electrical pillar, two it all is connected with a set of column electricity that charges of homonymy to lead electrical pillar, the lower extreme of fly leaf is all fixed be equipped with a set of electro-magnet that leads electrical pillar electricity and be connected with the homonymy, the inner bottom both sides of machine box are all fixed be equipped with the iron plate corresponding with the electro-magnet position, two the upper end of fly leaf is all fixed be equipped with according to the depression bar, two the pole wall according to the depression bar all with homonymy machine box and two fly leafs are connected with elasticity top subassembly jointly.

Preferably, the inside fixed embedding of the lateral wall of machine box is equipped with the metal mesh grid, two through-holes corresponding with copper post position are seted up to the lower extreme of machine box and the lower extreme of metal mesh grid, and the jar body is fixed to be equipped with insulating cover between the pore wall of two through-holes and the lateral wall of copper post.

Preferably, two the subassembly is all including the support column that fixed setting in machine box inner bottom both sides in elasticity, each all fixed being equipped with the cushion jointly between the upper end of support column and the homonymy fly leaf.

Preferably, the fixed heat conduction pad that is equipped with in bottom of PCBA circuit board main part, and the bottom of heat conduction pad an organic whole is provided with a plurality of bar archs.

Preferably, the lateral wall of the outer edge of the PCBA circuit board main body is fixedly sleeved with a rubber sleeve.

Preferably, the lamp grooves are formed in the upper ends of the pressing rods, the prompt lamps electrically connected with the electromagnets on the same side are fixedly arranged in the lamp grooves, and transparent resin is filled in the lamp grooves and between the lamp grooves and the lifting lamps.

Compared with the prior art, the application provides a be used for disconnected power supply control PCBA circuit board of TWS bluetooth headset, possesses following beneficial effect:

1. this be used for disconnected power supply control PCBA circuit board of TWS bluetooth headset, through PCBA circuit board main part, can charge as TWS bluetooth headset and use, through the machine box that is equipped with, the copper post, the fly leaf, lead electrical pillar, the electro-magnet, the iron plate and press the mutually supporting of depression bar, can utilize TWS bluetooth headset to charge current diminishes after full electricity, make the top separation lead electrical pillar and copper post on the fly leaf, accomplish the outage, thereby can avoid TWS bluetooth headset to discharge, lead to the electric quantity to run off, and damage PCBA circuit board main part.

2. This be used for disconnected power supply control PCBA circuit board of TWS bluetooth headset, through the metal mesh grid who is equipped with insulating the cover mutually support, can reduce the electromagnetic force that the electro-magnet produced and the component influence in the PCBA circuit board main part, protruding through heat conduction pad and the bar that is equipped with, can improve the heat dispersion of PCBA circuit board main part.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, and this application can carry out the disconnected power supply to TWS bluetooth headset through the separation of leading electrical pillar and copper post, avoids TWS bluetooth headset to discharge, leads to the electric quantity to run off to and damage PCBA circuit board main part, can avoid the component influence of the electromagnetic force that produces to PCBA circuit board main part simultaneously, and improve PCBA circuit board main part's heat dispersion.

Drawings

FIG. 1 is a schematic structural diagram of a PCBA circuit board for controlling power failure of a TWS Bluetooth headset according to the present application;

FIG. 2 is a schematic view of the internal structure of the housing of FIG. 1;

fig. 3 is a schematic side view of the structure of fig. 1.

In the figure: 1. a PCBA circuit board main body; 2. a charging post; 3. a case; 4. a copper pillar; 5. a movable plate; 6. a conductive post; 7. an electromagnet; 8. an iron block; 9. a pressing lever; 10. a metal mesh grid; 11. an insulating sleeve; 12. a support pillar; 13. an elastic pad; 14. a thermally conductive pad; 15. a strip-shaped bulge; 16. a rubber sleeve; 17. a warning light; 18. a transparent resin.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

Referring to fig. 1-3, a control PCBA circuit board for power failure of TWS bluetooth headset includes a PCBA circuit board main body 1, two sets of charging posts 2 are arranged on the PCBA circuit board main body 1, a set of case 3 is arranged at a position where the PCBA circuit board main body 1 is located between the two sets of charging posts 2, two sets of copper posts 4 electrically connected with the PCBA circuit board main body 1 are arranged at the bottom of the case 3, two movable plates 5 are movably arranged in the case 3, a set of conductive posts 6 corresponding to the copper posts 4 are fixedly arranged at the lower ends of the two movable plates 5, the two sets of conductive posts 6 are electrically connected with a set of charging posts 2 at the same side, electromagnets 7 electrically connected with a set of conductive posts 6 at the same side are fixedly arranged at the lower ends of the two movable plates 5, iron blocks 8 corresponding to the electromagnets 7 are fixedly arranged at both sides of an inner bottom of the case 3, pressing rods 9 are fixedly arranged at the upper ends of the two movable plates 5, rod walls of the two rods 9 are slidably connected with the upper end face of the case 3 at the same side, and the two movable plates 5 are jointly connected with an elastic upper ejection component.

The inside fixed embedding of lateral wall of machine box 3 is equipped with metal mesh grid 10, and two through-holes corresponding with copper post 4 position are seted up to the lower extreme of machine box 3 and the lower extreme of metal mesh grid 10, and the fixed insulating cover 11 that is equipped with of jar body between the pore wall of two through-holes and the lateral wall of copper post 4, through metal mesh grid 10, can shield the electromagnetism that electro-magnet 7 produced to can reduce the influence of electromagnetism to PCBA circuit board main part 1, and insulating cover 11 can prevent metal mesh grid 10 and copper post 4 contact.

The two elastic upward-pushing components comprise supporting columns 12 fixedly arranged on two sides of the inner bottom of the case 3, elastic pads 13 are fixedly arranged between the upper ends of the supporting columns 12 and the movable plate 5 on the same side, when the movable plate 5 moves downwards, the elastic pads 13 are squeezed, and when the subsequent electromagnetic force is reduced to the lowest point, the movable plate 5 can be pushed upwards under the action of the elastic pads 13.

The fixed heat conduction pad 14 that is equipped with in bottom of PCBA circuit board main part 1, and the bottom an organic whole of heat conduction pad 14 is provided with a plurality of bar arch 15, through this kind of setting, can make PCBA circuit board main part 1 and charge and keep certain clearance between the storehouse to can do benefit to the heat dissipation.

The rubber sleeve 16 is fixedly sleeved on the side wall of the outer edge of the PCBA circuit board main body 1, and through the arrangement, the connection tightness between the outer edge of the PCBA circuit board main body 1 and the charging bin can be kept.

Lamp slots have all been seted up to two upper ends of pressing down pole 9, and the inside of two lamp slots is all fixed and is equipped with the warning light 17 of being connected with homonymy electro-magnet 7 electricity, and the inside of lamp slots has transparent resin 18 with promoting the part packing between the lamp jointly, through this kind of setting, is leading electrical pillar 6 and copper post 4 contact back, can make and promote lamp 17 and light to can remind people to press in place.

In this application, during the use, with inside the casing in PCBA main part 1 installation and the storehouse of charging, when charging, put into corresponding charging inslot with TWS bluetooth headset, make charging end and the a set of post 2 contact that charges that corresponds of TWS bluetooth headset, then press down the press rod 9 that corresponds, can make fly leaf 5 move down this moment, can make and lead electrical pillar 6 and the copper post 4 contact that corresponds, thereby can put through the circuit between TWS bluetooth headset and PCBA main part 1, make 7 circular telegrams of electro-magnet produce magnetic attraction, thereby under the effect of magnetic attraction, cooperation iron plate 8, can fix fly leaf 5, can loosen this moment and charge according to press rod 9, after full electricity, because the electric current that leads electrical pillar 6 diminishes after full electricity, the magnetic attraction that 7 electro-magnet produced diminishes this moment, under the effect of elastic pad 13, can make fly leaf 5 move up, thereby can make 6 and copper post 4 separate, avoid the TWS bluetooth headset to discharge and damage A circuit board main part 1.

The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present application, and all equivalent substitutions and changes according to the technical solutions and the inventive concepts of the present application should be covered by the scope of the present application.

Claims

1. The utility model provides a be used for disconnected power supply control PCBA circuit board of TWS bluetooth headset, includes PCBA circuit board main part (1), its characterized in that, be equipped with two sets of post (2) that charge on PCBA circuit board main part (1), PCBA circuit board main part (1) is located the fixed position between two sets of post (2) that charge and is equipped with quick-witted box (3), the bottom of machine box (3) is equipped with two sets of copper post (4) of being connected with PCBA circuit board main part (1) electricity, the inside activity of machine box (3) is equipped with two fly leaf (5), two the lower extreme of fly leaf (5) is all fixed be equipped with a set of and copper post (4) position corresponding lead electrical pillar (6), two it all is connected with a set of post (2) electricity of homonymy to lead electrical pillar (6) electricity, two the lower extreme of fly leaf (5) is all fixed be equipped with a set of electro-magnetic pillar (6) electricity of homonymy and is connected electro-magnet (7), the inner bottom both sides of machine box (3) are all fixed be equipped with corresponding iron plate (8) with electro-magnet (7) position, two the upper end pressing rod (9) of being fixed press the pole (9) and be connected with the common top of fly leaf (3) and the top of being connected with the top of the box (3).

2. The PCBA circuit board for the power failure control of the TWS Bluetooth headset according to claim 1, wherein a metal mesh grid (10) is fixedly embedded in the side wall of the case (3), two through holes corresponding to the copper columns (4) are formed in the lower end of the case (3) and the lower end of the metal mesh grid (10), and an insulating sleeve (11) is fixedly arranged between the hole walls of the two through holes and the side wall of the copper column (4) in a tank body mode.

3. A power failure control PCBA circuit board for TWS Bluetooth headset according to claim 1, wherein two of the elastic top components comprise supporting columns (12) fixedly arranged on both sides of the inner bottom of the case (3), and an elastic pad (13) is fixedly arranged between the upper end of each supporting column (12) and the same side movable plate (5).

4. The PCBA circuit board for controlling power failure of the TWS Bluetooth headset according to claim 1, wherein a heat conducting pad (14) is fixedly arranged at the bottom of the PCBA circuit board body (1), and a plurality of strip-shaped protrusions (15) are integrally arranged at the bottom of the heat conducting pad (14).

5. The power-off control PCBA circuit board for the TWS Bluetooth headset according to claim 1, wherein a rubber sleeve (16) is fixedly sleeved on the side wall of the outer edge of the PCBA circuit board body (1).

6. The PCBA circuit board for controlling power failure of the TWS Bluetooth headset according to claim 1, wherein lamp grooves are formed in the upper ends of the two pressing rods (9), prompting lamps (17) electrically connected with the electromagnets (7) on the same side are fixedly arranged in the two lamp grooves, and portions between the insides of the lamp grooves and the lifting lamps are filled with transparent resin (18) together.