CN202737530U - Wireless charger with temperature protection function - Google Patents
Wireless charger with temperature protection function Download PDFInfo
- Publication number
- CN202737530U CN202737530U CN2012204098575U CN201220409857U CN202737530U CN 202737530 U CN202737530 U CN 202737530U CN 2012204098575 U CN2012204098575 U CN 2012204098575U CN 201220409857 U CN201220409857 U CN 201220409857U CN 202737530 U CN202737530 U CN 202737530U
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- Prior art keywords
- conversion circuit
- charging
- charging conversion
- receiving coil
- wireless charger
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- Expired - Fee Related
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a wireless charger with a temperature protection function, which comprises a charging platform, a receiving coil, and a charging conversion circuit. The receiving coil is connected with the charging conversion circuit and is integrated with a cell. The receiving coil is used for receiving electromagnetic energy and converting the electromagnetic energy into electric energy by means of the charging conversion circuit, and then the electric energy is transmitted to the cell. The charging conversion circuit is provided with a heat management function module. The heat management function module is provided with a temperature detection unit and an alarm unit. The charging conversion circuit is also connected with a protection circuit. The wireless charger is additionally endowed with the circuit protection function and has the advantages of simple structure. Due to the adoption of the wireless charger, the interior condition of equipment can be timely reflected.
Description
Technical field
The utility model relates to appliance field, particularly a kind of wireless charger with temperature protection function.
Background technology
As everyone knows, the charging of the battery of various portable electric appts such as mobile phone, personal electric assistant (PAD), MP3 is a headachy thing.Except using the different chargers because of different electronic products, also need seek suitable socket during charging, use very inconvenient.Therefore, on the market digital display novel apparatus of a kind of being referred to as " wireless battery charging platform ", i.e. wireless charger.The profile of wireless charger is as the electromagnetic stove table top, inside arranges the induction type coupling unit that can produce low frequency electromagnetic field after the energising, and can respond to the inductive energy of low-frequency electromagnetic wave the electronic equipment setting of need charging, and be converted into electric energy, finish charging process.And traditional wireless charger is that the transformer coil that comprises primary side is made reflector, will comprise that the transformer coil of primary side is integrated into charging platform, therefore, when electronic equipment is put on the charging platform, could realize the charging to equipment, using is not easily, in addition, equipment uses for a long time can be because of equipment material and the heating of other each side reasons, in time heat radiation, otherwise be easy to burn out equipment, therefore, there is defective in prior art, needs to improve.
The utility model content
The technical problems to be solved in the utility model provides a kind of simple structure, increases circuit protection, in time the wireless charger with temperature protection function of consersion unit inner case for overcoming weak point of the prior art.
For solving technical problem of the present utility model, the technical scheme that adopts is: a kind of wireless charger with temperature protection function, comprise charging platform, receiving coil, charging conversion circuit, described receiving coil is connected with charging conversion circuit, described receiving coil is integrated on the battery, described receiving coil receives electromagnetic energy, and is converted into electric energy by charging conversion circuit, transfers to battery; The heat management functional module is set on the described charging conversion circuit, described heat management functional module set temperature detecting unit and alarm unit, described temperature detecting unit is connected in charging circuit, described temperature detecting unit also is connected with described alarm unit, and described charging conversion circuit also is connected with protective circuit;
Magnetic field reset coil, power line are set in the described charging platform, and an end of described power line connects supply socket, and the other end is connected with the magnetic field reset coil, and described magnetic field reset coil is used for the electric energy that power line obtains is converted to the electromagnetic wave of continuous inversion frequency;
Described protective circuit is connected between receiving coil, the charging conversion circuit, and described protective circuit be used for to gather the output current of charging conversion circuit, and at described output current during greater than the preset current value, disconnects being connected of receiving coil and charging conversion circuit.
Beneficial effect with respect to prior art is; coil in the wireless charger is integrated in the battery; thereby do not need to change the structure of original electronic equipment; only by changing the structure of the battery in the electronic equipment; not only saved cost; and so that wireless charger is more conducive to popularization; by protective circuit is set on the charging circuit; protection charging circuit road safety has reduced potential safety hazard, is provided with temperature detecting unit; the temperature of detection line more accurately; the signal that gives the alarm is timely avoided unnecessary loss, well economic benefit.
Description of drawings
Fig. 1 is framework map of the present utility model;
Fig. 2 is composition diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing optimal way of the present utility model is described in further detail.
As shown in Figure 1 and Figure 2, this has wireless charger simple structure, increase circuit protection, in time the consersion unit inner case of temperature protection function.This has the wireless charger of temperature protection function, comprise charging platform 1, receiving coil 4, charging conversion circuit 5, described charging platform 1 interior magnetic field reset coil 2, the power line of arranging, one end of described power line connects supply socket, the other end is connected with magnetic field reset coil 2, and described magnetic field reset coil 2 is used for the electric energy that power line obtains is converted to the electromagnetic wave of continuous inversion frequency;
Described receiving coil 4 is connected with charging conversion circuit 5, and described receiving coil 4 is integrated on the battery 3, and described receiving coil 4 receives electromagnetic energy, and is converted into electric energy by charging conversion circuit 5, transfers to battery; On the described charging conversion circuit 5 the heat management functional module is set, described heat management functional module set temperature detecting unit 7 and alarm unit 8, described temperature detecting unit 7 is connected in charging circuit, described temperature detecting unit 7 also is connected with described alarm unit 8, described temperature detecting unit 7 detects the actual temperature of this charging circuit, and contrast with preset temperature, when the actual temperature of charger is higher than preset temperature, described temperature detecting unit 7 compares actual temperature and preset temperature, and output temperature comparing result, described alarm unit 8 is according to described temperature comparing result, and the toy trumpet by alarm unit 8 transmits warning message with acoustic wave mode to people; Described charging conversion circuit 5 also is connected with protective circuit 6; Described protective circuit 6 is connected between receiving coil 4, the charging conversion circuit 5; described protective circuit 6 is used for gathering the output current of charging conversion circuit 5; and at described output current during greater than the preset current value; disconnection receiving coil 4 is connected with charging conversion circuit 5, fully guarantees the safe handling of charger.
Above disclosed only be embodiment of the present utility model; but; the utility model is not limited thereto; any be familiar with the art the technical staff in the technical scope that the utility model discloses; the variation that can expect easily or replacement; all should be encompassed within the protection range of the present utility model, therefore, protection range of the present utility model should be as the criterion by described protection range with claim.
Claims (3)
1. wireless charger with temperature protection function, comprise charging platform, receiving coil, charging conversion circuit, it is characterized in that: described receiving coil is connected with charging conversion circuit, described receiving coil is integrated on the battery, described receiving coil receives electromagnetic energy, and be converted into electric energy by charging conversion circuit, transfer to battery; The heat management functional module is set on the described charging conversion circuit; described heat management functional module set temperature detecting unit and alarm unit; described temperature detecting unit is connected in charging circuit; described temperature detecting unit also is connected with described alarm unit, and described charging conversion circuit also is connected with protective circuit.
2. according to the described wireless charger with temperature protection function of claim l; it is characterized in that: magnetic field reset coil, power line are set in the described charging platform; one end of described power line connects supply socket; the other end is connected with the magnetic field reset coil, and described magnetic field reset coil is used for the electric energy that power line obtains is converted to the electromagnetic wave of continuous inversion frequency.
3. according to the described wireless charger with temperature protection function of claim l; it is characterized in that: described protective circuit is connected between receiving coil, the charging conversion circuit; described protective circuit is used for gathering the output current of charging conversion circuit; and at described output current during greater than the preset current value, disconnect being connected of receiving coil and charging conversion circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204098575U CN202737530U (en) | 2012-08-18 | 2012-08-18 | Wireless charger with temperature protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204098575U CN202737530U (en) | 2012-08-18 | 2012-08-18 | Wireless charger with temperature protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202737530U true CN202737530U (en) | 2013-02-13 |
Family
ID=47663191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204098575U Expired - Fee Related CN202737530U (en) | 2012-08-18 | 2012-08-18 | Wireless charger with temperature protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202737530U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105576781A (en) * | 2015-07-28 | 2016-05-11 | 宇龙计算机通信科技(深圳)有限公司 | Charging control method, terminal, charging base and charging system |
| CN105698254A (en) * | 2016-04-08 | 2016-06-22 | 宁波市凯晟荣电器有限公司 | Multi-functional warmer |
-
2012
- 2012-08-18 CN CN2012204098575U patent/CN202737530U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105576781A (en) * | 2015-07-28 | 2016-05-11 | 宇龙计算机通信科技(深圳)有限公司 | Charging control method, terminal, charging base and charging system |
| CN105576781B (en) * | 2015-07-28 | 2019-06-11 | 宇龙计算机通信科技(深圳)有限公司 | A kind of charge control method, terminal, cradle and charging system |
| CN105698254A (en) * | 2016-04-08 | 2016-06-22 | 宁波市凯晟荣电器有限公司 | Multi-functional warmer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20130818 |