CN214045124U - Wireless charger - Google Patents
Wireless charger Download PDFInfo
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- CN214045124U CN214045124U CN202023085477.4U CN202023085477U CN214045124U CN 214045124 U CN214045124 U CN 214045124U CN 202023085477 U CN202023085477 U CN 202023085477U CN 214045124 U CN214045124 U CN 214045124U
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Abstract
The utility model discloses a wireless charger, which relates to the field of charging equipment and comprises a main control unit and a wireless charging unit, wherein the wireless charging unit comprises a charging coil, a positioning unit and an indicating unit which are respectively and electrically connected with the main control unit; the positioning unit comprises a plurality of detection parts, all the detection parts are arranged on the periphery of the charging coil, and each detection part detects the magnetic field intensity at the position, converts the magnetic field intensity into a corresponding voltage signal and transmits the voltage signal to the main control unit; the main control unit controls the indication unit to send out an indication according to the received voltage signal so as to indicate whether the position of the charging equipment deviates. When charging, if the charging device is biased, the magnetic field intensity detected by the detection part at the position can be large, and after the main control unit receives the voltage signal at the position, the main control unit triggers the indication unit to send an indication, so that a user can adjust the position of the charging device in time, unnecessary energy loss during wireless charging is reduced, the charging efficiency is improved, and the charging time is shortened.
Description
Technical Field
The utility model relates to a battery charging outfit technical field especially relates to a wireless charger.
Background
Along with the increase of wireless product types that charge, various consumer electronics products such as dress class product, wireless bluetooth headset all are equipped with wireless function of charging. For various wireless chargers, generally, the wireless charger includes a housing in which a charging coil for wireless charging is disposed. Because the charging coil sets up the casing, lead to the user can't directly to judge the position of charging coil, lead to utilizing the battery charging outfit that wireless charger charges to put the position also can't accurate judgement for can't ensure charging coil and battery charging outfit just to placing when charging at every turn. Once charging equipment is put partially, can reduce charge efficiency, the serious problem of generating heat appears, and the problem that the length of time that charges increases is also more and more obvious.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned not enough, the utility model discloses the technical problem that will solve is: the utility model provides a wireless charger, whether can accurate detection battery charging outfit position put partially to in time adjustment reduces the unnecessary energy loss when wireless charging, has improved charge efficiency, and it is long when reducing to charge.
In order to solve the technical problem, the technical scheme of the utility model is that:
a wireless charger comprises a main control unit and a wireless charging unit electrically connected with the main control unit, wherein the wireless charging unit comprises a charging coil, a positioning unit and an indicating unit which are respectively and electrically connected with the main control unit; the indicating unit is used for indicating the position deviation of the charging equipment; the positioning unit comprises a plurality of detection parts, all the detection parts are arranged on the periphery of the charging coil, and each detection part detects the magnetic field intensity at the position and converts the magnetic field intensity into a corresponding voltage signal to be transmitted to the main control unit; the main control unit is used for controlling the indicating unit to send out an indication according to the received voltage signal.
Preferably, the detection part is a hall sensor; the positioning unit comprises a plurality of Hall sensors, and all Hall sensors are uniformly arranged on the periphery of the charging coil.
Preferably, the indication unit comprises at least one LED lamp.
Preferably, the indication unit includes an LED lamp provided in one-to-one correspondence with the detection unit.
Preferably, the indicating unit comprises a plurality of the LED lamps, and all the LED lamps are disposed on the lamp belt.
Preferably, the wireless charger comprises an upper shell and a lower shell which are buckled together, and the main control unit, the wireless charging unit and the positioning unit are accommodated in a space surrounded by the upper shell and the lower shell.
Preferably, a main board is further arranged in a space enclosed by the upper shell and the lower shell, and the main control unit and the positioning unit are fixedly arranged on the main board.
Preferably, a sink groove is formed in the upper shell, and the charging coil is fixedly arranged in the sink groove.
Preferably, a slot is formed in the upper surface of the upper shell, and the lamp strip is fixedly arranged at the slot.
Preferably, the wireless charging unit further includes a USB interface electrically connected to the main control unit.
After the technical scheme is adopted, the beneficial effects of the utility model are that:
the wireless charger comprises a main control unit and a wireless charging unit electrically connected with the main control unit, wherein the wireless charging unit comprises a charging coil, a positioning unit and an indicating unit which are respectively and electrically connected with the main control unit; the indicating unit is used for indicating the position deviation of the charging equipment; the positioning unit comprises a plurality of detection parts, all the detection parts are arranged on the periphery of the charging coil, and each detection part detects the magnetic field intensity at the position, converts the magnetic field intensity into a corresponding voltage signal and transmits the voltage signal to the main control unit; the main control unit is used for controlling the indicating unit to send out an indication according to the received voltage signal so as to indicate whether the position of the charging equipment deviates. Charging equipment is put on this wireless charger, and when charging equipment was charged for charging coil, if charging equipment biasing, it can make the magnetic field intensity that the detection portion of position detected big, and after the voltage signal of this department was received to the main control unit, trigger indicating unit sent the instruction, makes the user in time adjust charging equipment's position to unnecessary energy loss when reducing wireless charging has improved charge efficiency, and it is long when reducing to charge.
Because the indicating unit comprises the LED lamps which are arranged in one-to-one correspondence with the detection parts, the position indication is clear.
Because the indicating unit comprises a plurality of LED lamps, all the LED lamps are arranged on the lamp belt; the assembly is convenient.
Because the space enclosed by the upper shell and the lower shell is also provided with a mainboard, the mainboard is fixedly provided with a main control unit and a positioning unit; and (5) reasonably configuring the structure.
Because wireless charging unit still includes the USB interface of being connected with the main control unit electricity, through the external power supply of USB interface, improve operating voltage for the charging coil.
To sum up, the wireless charger of the utility model solves the problems that the charging efficiency is affected due to the position deviation of the charging equipment in the prior art; the utility model discloses a wireless charger passes through the positioning unit, can in time detect battery charging outfit's position to send the instruction through the LED lamp, be convenient for carry out timely adjustment, unnecessary energy loss when reducing wireless charging has improved charge efficiency, and it is long when reducing to charge.
Drawings
Fig. 1 is a schematic structural diagram of the wireless charger of the present invention;
fig. 2 is a schematic view of the split structure of the wireless charger of the present invention;
fig. 3 is a front view of the upper shell of the present invention;
fig. 4 is a schematic structural diagram of the main board of the present invention;
in the figure: 1-upper shell, 10-interface slot, 2-charging coil, 3-Hall sensor, 4-mainboard, 5-lower shell, 6-USB interface, 7-lamp strip, 8-self-tapping screw.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, 2 and 3, a wireless charger includes a main control unit and a wireless charging unit electrically connected to the main control unit, where the wireless charging unit includes a charging coil 2, and further includes a positioning unit and an indicating unit electrically connected to the main control unit, respectively; the indicating unit is used for indicating the position deviation of the charging equipment; the positioning unit comprises a plurality of detection parts, all the detection parts are arranged on the periphery of the charging coil 2, and each detection part detects the magnetic field intensity at the position, converts the magnetic field intensity into a corresponding voltage signal and transmits the voltage signal to the main control unit; the main control unit is used for controlling the indicating unit to send out an indication according to the received voltage signal so as to indicate whether the position of the charging equipment deviates.
The utility model discloses during the use, battery charging outfit is put on this wireless charger, and charging coil 2 takes place the resonance with battery charging outfit, begins to charge after carrying out the information interaction. Each detection part of the periphery of the charging coil 2 detects the magnetic field intensity at the position, converts the magnetic field intensity into a corresponding voltage signal and transmits the voltage signal to the main control unit, and the main control unit judges according to the received voltage signal. If the charging equipment is placed at the central position, the detection parts detect that the voltage signals are close, at the moment, the main control unit can control the indicating unit to send out corresponding indication, and at the moment, the charging equipment does not need to be adjusted. When the voltage signal at a certain position is larger, the charging equipment is indicated to be deviated to the position and needs to be adjusted, and at the moment, the main control unit controls the indicating unit to send out a corresponding indication to adjust the charging equipment. It is visible, the utility model discloses a wireless charger can accurately detect whether the battery charging outfit is put the position off normal, and the unnecessary energy loss when being convenient for in time adjust the battery charging outfit position in order to reduce wireless charging has improved charge efficiency, and it is long when the reduction charges.
The following are specifically mentioned: the wireless charger of this embodiment includes lock-joint epitheca 1 and inferior valve 5 together, and epitheca 1 and inferior valve 5 pass through self-tapping screw 8 fixed connection, hold main control unit, positioning unit and wireless charging unit in the space that epitheca 1 and inferior valve 5 enclose. Meanwhile, a main board 4 is arranged in a space enclosed by the upper shell 1 and the lower shell 5, a main control unit and a positioning unit are fixedly arranged on the main board 4,
as shown in fig. 3 and 4, be provided with heavy groove on the epitheca 1, heavy inslot sets firmly charging coil 2, and charging coil 2 utilizes the double faced adhesive tape to glue in heavy groove, and charging coil 2 passes through the flexible conductor and is connected with the main control unit electricity, certainly is not limited to the flexible conductor.
As shown in fig. 1 and 4, the wireless charging unit further includes a USB interface 6, the USB interface 6 is externally connected to a power supply for providing a working voltage for the charging coil 2, and the USB interface 6 is fixed on the motherboard 4 and extends out of the upper case 1 through an interface slot 10 formed in the upper case 1.
As shown in fig. 2 and 4, the detecting part is, but not limited to, a hall sensor 3, the positioning unit includes a plurality of hall sensors 3, and all hall sensors 3 are uniformly arranged on the periphery of the charging coil 2, so as to more accurately detect the deviation of the charging device. In this example, three hall sensors 3 are preferred, and the three hall sensors are uniformly arranged on the main board 4.
As shown in fig. 2 and 3, the indicating unit includes at least one LED lamp, and in a preferred embodiment, the indicating unit includes LED lamps disposed in a one-to-one manner with the detecting portion, and the LED lamps are disposed in a one-to-one manner so that the positions detected by the hall sensors 3 all have corresponding LED lamps to give an indication. In this embodiment, the plurality of LED lamps of the indicating unit are all disposed on the lamp strip 7, the lamp strip 7 is fixedly disposed at the upper groove disposed on the upper surface of the upper case 1, and the lamp strip 7 is adhered to the groove by a double-sided adhesive tape and is electrically connected to the main control unit by a flexible wire, which is not limited to a flexible wire.
When charging equipment places on epitheca 1, after beginning to charge between charging coil 2 and the charging equipment, the magnetic field intensity of position is gathered respectively to the hall sensor 3 in each position to convert corresponding voltage signal transmission to the main control unit, the main control unit can be but not limited to STM32 series singlechip. The main control unit compares the voltage signals transmitted by the Hall sensors 3, when the voltage signals are close, the main control unit can control all the LED lamps to emit light, and when the magnetic field intensity of a certain Hall sensor 3 is high, the main control unit can control the corresponding LED lamps to emit light or to be continuously turned on or off so as to give out indication. Of course, the indicating unit is not limited to the above-mentioned LED lamp, and may be a speaker, an audio processing unit, and the like.
The above-described preferred embodiments of the present invention are not intended to limit the present invention, and any modifications, equivalent improvements of the wireless charger, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.
Claims (10)
1. A wireless charger comprises a main control unit and a wireless charging unit electrically connected with the main control unit, wherein the wireless charging unit comprises a charging coil, and is characterized by further comprising a positioning unit and an indicating unit which are respectively electrically connected with the main control unit;
the indicating unit is used for indicating the position deviation of the charging equipment;
the positioning unit comprises a plurality of detection parts, all the detection parts are arranged on the periphery of the charging coil, and each detection part detects the magnetic field intensity at the position and converts the magnetic field intensity into a corresponding voltage signal to be transmitted to the main control unit;
the main control unit is used for controlling the indicating unit to send out an indication according to the received voltage signal.
2. The wireless charger according to claim 1, wherein the detecting portion is a hall sensor;
the positioning unit comprises a plurality of Hall sensors, and all Hall sensors are uniformly arranged on the periphery of the charging coil.
3. The wireless charger of claim 1, wherein the indicating unit comprises at least one LED light.
4. The wireless charger according to claim 3, wherein the indicating unit includes an LED lamp provided in one-to-one correspondence with the detecting portion.
5. The wireless charger according to claim 4, wherein the indicating unit comprises a plurality of the LED lamps, all of which are provided on a lamp strip.
6. The wireless charger according to claim 5, wherein the wireless charger comprises an upper housing and a lower housing that are fastened together, and the main control unit, the wireless charging unit and the positioning unit are accommodated in a space enclosed by the upper housing and the lower housing.
7. The wireless charger according to claim 6, wherein a main board is further disposed in a space enclosed by the upper casing and the lower casing, and the main control unit and the positioning unit are fixedly disposed on the main board.
8. The wireless charger of claim 6, wherein the upper housing is provided with a sink, and the charging coil is fixedly arranged in the sink.
9. The wireless charger according to claim 6, wherein a slot is formed on the upper housing, and the light strip is fixed at the slot.
10. The wireless charger of claim 6, wherein the wireless charging unit further comprises a USB interface electrically connected to the master control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023085477.4U CN214045124U (en) | 2020-12-17 | 2020-12-17 | Wireless charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023085477.4U CN214045124U (en) | 2020-12-17 | 2020-12-17 | Wireless charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214045124U true CN214045124U (en) | 2021-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023085477.4U Active CN214045124U (en) | 2020-12-17 | 2020-12-17 | Wireless charger |
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| Country | Link |
|---|---|
| CN (1) | CN214045124U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114069893A (en) * | 2021-11-26 | 2022-02-18 | 歌尔科技有限公司 | Wireless charging base and system |
-
2020
- 2020-12-17 CN CN202023085477.4U patent/CN214045124U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114069893A (en) * | 2021-11-26 | 2022-02-18 | 歌尔科技有限公司 | Wireless charging base and system |
| CN114069893B (en) * | 2021-11-26 | 2024-08-20 | 歌尔科技有限公司 | Wireless charging base and system |
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Effective date of registration: 20221216 Address after: 266104 No. 500, Songling Road, Laoshan District, Qingdao, Shandong Patentee after: GOERTEK TECHNOLOGY Co.,Ltd. Address before: 261031 north of Yuqing street, east of Dongming Road, high tech Zone, Weifang City, Shandong Province (Room 502, Geer electronics office building) Patentee before: GoerTek Optical Technology Co.,Ltd. |