CN215817667U - Wireless rechargeable lithium battery device - Google Patents

Abstract

The utility model provides a wireless rechargeable lithium battery device which comprises a device shell, and an induction coil, a charging management module, a power management module and a lithium battery cell which are arranged in the device shell, wherein a charging port connected with the charging management module and a power supply port connected with the power management module are embedded in the device shell, the lithium battery cell is connected with the output end of the charging management module and the input end of the power management module, and the induction coil is connected with the output end of the power management module and the input end of the charging management module. Based on this scheme, the user can adopt wireless mode to charge for portable power source is wireless or charge for the cell-phone is wireless through portable power source, no matter be the electric energy storage of portable power source itself or portable power source is the cell-phone power supply all not restricted by the power cord, has brought very big facility for people.

Description

Wireless rechargeable lithium battery device

Technical Field

The utility model belongs to the technical field of mobile power supplies, and particularly relates to a wireless rechargeable lithium battery device.

Background

The portable power source is a portable charger which can be carried about by a person, can store electric energy, is mainly used for charging consumer electronic products (such as wireless telephones and notebook computers) such as handheld mobile equipment and the like, and is particularly applied to occasions without external power supply. The main components of the device comprise: batteries used for electric energy storage, circuits for stabilizing output voltage, and most mobile power supplies with chargers used for charging built-in batteries.

The existing mobile power supply needs to be charged through a data line, wireless charging cannot be achieved, and the problem that the data line is lost or damaged to cause incapability of charging often occurs when a user uses the mobile power supply. The wireless charging technology is derived from the wireless power transmission technology, wireless charging is carried out because of the magnetic field energy transmission between the charger and the power consumption device, the wireless charging technology is not connected with a power line, and the wireless charging technology is used for charging the mobile power supply, so that the defects caused by charging by using a charging line can be avoided, for example, the wireless charging technology does not depend on the charging line, and is not limited by a charging interface and the like. Therefore, the mobile power supply with the unlimited charging function can be greatly convenient for people to use the mobile power supply.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provides a wireless rechargeable lithium battery device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a wireless lithium battery charging device, includes the device shell and is located induction coil, the management module that charges, power management module and lithium cell core of device shell, the device shell on inlay be equipped with connect in the management module that charges's the mouth with connect in power management module's power supply mouth, lithium cell core connect in the management module's that charges output and power management module's input, induction coil connects in power management module's output and the management module's that charges input.

In the wireless rechargeable lithium battery device, the device shell is embedded with a charging and discharging indicator lamp connected with the charging management module and the power management module.

In the above wireless rechargeable lithium battery device, the charge and discharge indicator light is a two-color light, which displays red when the device is in a charging state and green when the device is in a discharging state.

In foretell wireless lithium battery device that charges, the lithium cell be close to the up end of device shell, induction coil is close to the lower terminal surface of device shell, charge management module and power management module be located between lithium cell and the induction coil.

In the wireless rechargeable lithium battery device, a shielding case is further arranged in the device shell, and the shielding case is positioned between the induction coil and the charging management module/power management module and covers the induction coil.

In the above wireless rechargeable lithium battery device, the shielding case is made of a metal material.

In the above wireless rechargeable lithium battery device, a magnetic attraction sheet is embedded on one surface of the device shell close to the induction coil.

In the above wireless rechargeable lithium battery device, the heat-conducting silicone grease is filled between the shielding case and the induction coil.

In the above wireless rechargeable lithium battery device, the side surface of the device housing is located outside the shielding case and further has a heat dissipation hole.

In the above wireless rechargeable lithium battery device, the device housing is made of polyvinyl chloride plastic.

The utility model has the advantages that:

1. the user can wirelessly charge the mobile power supply or wirelessly charge the mobile phone through the mobile power supply in a wireless mode, and the mobile power supply or the mobile power supply for supplying power to the mobile phone is not limited by a power line, so that great convenience is brought to people;

2. the user does not need messy charging wires when going out to use the mobile power supply, so that the mobile power supply is convenient to use and carry;

3. when the user uses the mobile power supply, the mobile phone and the mobile power supply can be integrated into a whole in a magnetic attraction mode, so that the user can use the mobile phone while charging;

4. the built-in magnetic field shielding cover can improve the utilization rate of a magnetic field and simultaneously avoid the adverse effect of the magnetic field on other electronic circuits;

5. the built-in heat conduction silicone grease that has the heat dissipation usefulness can help induction coil dispel the heat fast, extension portable power source life.

Drawings

FIG. 1 is a block diagram of the circuit configuration of the wireless rechargeable lithium battery device of the present invention;

FIG. 2 is a schematic diagram of the structure of the wireless rechargeable lithium battery device according to the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2.

Reference numerals: a device housing 1; an induction coil 2; a charging management module 3; a power management module 4; a lithium battery core 5; a charging port 6; a power supply port 7; a charge and discharge indicator lamp 8; a shield case 9; a magnetic attraction sheet 10; a heat conductive silicone grease 11; and heat dissipation holes 12.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-3, this embodiment discloses a wireless rechargeable lithium battery device, which includes a device housing 1, and an induction coil 2, a charging management module 3, a power management module 4, and a lithium battery cell 5 which are located in the device housing 1, wherein the device housing 1 is embedded with a charging port 6 connected to the charging management module 3 and a power supply port 7 connected to the power management module 4, the lithium battery cell 5 is connected to an output terminal of the charging management module 3 and an input terminal of the power management module 4, and the induction coil 2 is connected to an output terminal of the power management module 4 and an input terminal of the charging management module 3. The power management module 4 is used for processing the power at the lithium battery core 5 and outputting the processed power to the induction coil 2 or the power supply port 7 for charging a user; the charging management module 3 is used for processing the electric energy received by the induction coil 2 or the electric energy transmitted from the charging port 6 and storing the electric energy in the lithium battery cell 5 to complete the electric energy storage of the mobile power supply.

Preferably, the device housing 1 is made of a non-conductive material polyvinyl chloride plastic.

Preferably, a charging and discharging indicator light 8 connected to the charging management module 3 and the power management module 4 is embedded on the device housing 1. The charge and discharge indicator lamp 8 selected here is a two-color lamp, and displays red when the device is in a charged state and green when the device is in a discharged state.

Further, lithium battery cell 5 is close to the up end of device shell 1, and induction coil 2 is close to the lower terminal surface of device shell 1, charge management module 3 and power management module 4 be located between lithium battery cell 5 and induction coil 2. The device shell 1 is also internally provided with a shielding case 9, and the shielding case 9 is positioned between the induction coil 2 and the charging management module 3/the power management module 4 and covers the induction coil 2.

The material of the shield case 9 may be a metal material, such as iron platinum. Electromagnetic shield cover 9 can prevent that the electromagnetic field from causing the interference to power management module 4, charge management module 3 and lithium cell 5, forms closed magnetic field simultaneously on the device, can not radiate the user when improving the magnetic field utilization ratio, guarantees portable power source security.

Preferably, a magnetic attraction sheet 10 is embedded on one surface of the device shell 1 close to the induction coil 2. When a user uses a mobile power supply, there is usually a scenario that the mobile phone is about to be powered off, but the user still needs to use the mobile phone, and the user has to hold the mobile phone and the mobile power supply at the same time. In the prior art, the mobile phone and the mobile power supply are connected through a wire, so that the mobile phone looks messy, the mobile phone and the mobile power supply are not connected reliably, and the situation that the mobile power supply is dropped due to careless loosening of fingers easily occurs in the processes of typing and the like. The portable power source of this scheme supports wireless charging, as long as the user with portable power source and cell-phone stack hold can, need not use the data line, do not have the data line damage, the interface is not suitable for the scheduling problem, and owing to not having the charging wire, also very fresh and cool in the use. In addition, the magnetic attraction piece 10 is arranged on the mobile power supply, the mobile power supply and the mobile phone are firmly adsorbed together, a user does not need to pay attention to the mobile power supply, and the mobile power supply has the advantage of being easy and convenient to use.

Further, the condition that generates heat appears very easily under the condition of long-time work in magnetic induction coil, if not the timely heat dissipation will influence the charging effect, and there is certain charging safety hidden danger, long-time high temperature work more can seriously influence portable power source's life, so this embodiment is filled between shield cover 9 and induction coil 2 and is had heat conduction silicone grease 11, heat conduction silicone grease has higher pliability and certain expend with heat and contract with cold performance, the security of expend with heat and contract with cold has been guaranteed, so can improve the radiating effect through the in close contact with mode. The heat generated by the induction coil 2 is partially conducted to the lower end surface of the device case 1, and partially enters the upper space in the device case 1, and is radiated from above.

Preferably, a heat radiation hole 12 is formed in the side surface of the device case 1 on the outer side of the shield case 9, and a dust cover is disposed at the heat radiation hole 12. If it is desired to further enhance the heat dissipation effect, a microelectronic heat sink may be mounted near the heat dissipation holes of the shield case 9.

This scheme provides a portable power source that can realize wireless charge-discharge, and the user can use traditional mode to charge for portable power source or charge for the cell-phone through portable power source, also can use wireless mode to charge for portable power source is wireless and charge for the cell-phone is wireless through portable power source, and no matter be the electric energy storage of portable power source itself or portable power source all do not receive the power cord restriction for the cell-phone power supply, has brought very big facility for people.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Although the device housing 1 is used more herein; an induction coil 2; a charging management module 3; a power management module 4; a lithium battery core 5; a charging port 6; a power supply port 7; a charge and discharge indicator lamp 8; a shield case 9; a magnetic attraction sheet 10; a heat conductive silicone grease 11; louvers 12, etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims (10)

1. The utility model provides a wireless lithium battery charging device, its characterized in that includes device shell (1) and is located induction coil (2), charge management module (3), power management module (4) and lithium cell (5) of device shell (1), device shell (1) on inlay be equipped with connect in charge management module (3) charge mouthful (6) with connect in power management module (4) power supply mouth (7), lithium cell (5) connect in charge management module (3) output and power management module (4) input, induction coil (2) are connected in power management module (4) output and charge management module (3) input.

2. The wireless rechargeable lithium battery device of claim 1, wherein a charging and discharging indicator light (8) connected to the charging management module (3) and the power management module (4) is embedded in the device housing (1).

3. The wireless rechargeable lithium battery device of claim 2, wherein the charge and discharge indicator light (8) is a two-color light that displays red when the device is in a charging state and green when the device is in a discharging state.

4. The wireless rechargeable lithium battery device of claim 1, wherein the lithium battery cell (5) is close to the upper end surface of the device housing (1), the induction coil (2) is close to the lower end surface of the device housing (1), and the charging management module (3) and the power management module (4) are located between the lithium battery cell (5) and the induction coil (2).

5. The wireless rechargeable lithium battery device of claim 4, wherein a shielding case (9) is further disposed in the device housing (1), and the shielding case (9) is disposed between the induction coil (2) and the charging management module (3)/the power management module (4) and covers the induction coil (2).

6. The wireless rechargeable lithium battery device of claim 5, wherein the shielding case (9) is made of a metal material.

7. The wireless rechargeable lithium battery device of claim 5, wherein a magnetic attraction sheet (10) is embedded on one surface of the device shell (1) close to the induction coil (2).

8. The wireless rechargeable lithium battery device of claim 7, wherein a heat-conducting silicone grease (11) is filled between the shielding case (9) and the induction coil (2).

9. The device for wireless rechargeable lithium batteries according to claim 8, characterized in that the device housing (1) has heat dissipation holes (12) on the side surface outside the shielding case (9).

10. The device for wireless rechargeable lithium batteries according to claim 1, characterized in that the device housing (1) is made of polyvinyl chloride plastic.

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