CN204794379U - Wireless receiver that charges - Google Patents
Wireless receiver that charges Download PDFInfo
- Publication number
- CN204794379U CN204794379U CN201520298417.0U CN201520298417U CN204794379U CN 204794379 U CN204794379 U CN 204794379U CN 201520298417 U CN201520298417 U CN 201520298417U CN 204794379 U CN204794379 U CN 204794379U
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- China
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- pin
- electric capacity
- radio energy
- resistance
- energy receiving
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a wireless receiver that charges, the electromagnetism receiving coil L1, the wireless power that include electricity connection in proper order receive chip U1 and load, produce induced -current when electromagnetism receiving coil L1 gets into the electric magnetic domain of the wireless transmitter production of charging, and induced -current charges through wireless power receipt chip U1 drive load, the utility model discloses the receiver only remains the simplest structure, and circuit such as current detection, wave form detection are left the transmitter end for and are accomplished, can reduce the burden of receiver end, makes more portable, the power saving of electronic equipment, the utility model has the advantages of simple structure, equipment cost hang down, charge efficiency is high.
Description
Technical field
The utility model relates to wireless charging field, more specifically, relates to a kind of wireless charging receiver.
Background technology
Along with the develop rapidly of electronic technology, mobile electronic device is popularized gradually.And mobile electronic device mainly relies on internal battery work.What the power supply of current mobile device mainly adopted is that one end connects AC power, and the other end connects the working method of portable charging system, and plug is easy to damage the danger that joint also may bring electric shock frequently.Particularly the automatic checkout equipment power-supply system under special severe bad border such as wireless sensor network node is not easily changed, and therefore wireless charging becomes the developing direction of electronic equipment charging technique.
As shown in Figure 1, wireless charging technology make use of electromagnetic wave induction principle and relevant alternating current induction technology to the circuit theory of wireless charging, sends and receive at transmitting terminal and receiving terminal the AC signal and transferring energy that produce induction with corresponding coil.Transmitter contains the coil that can manufacture magnetic field when an electric current passes through it, and when the mobile device with same coil enters in magnetic field range, magnetic field will be second coil with electric current, so just can accomplish wirelessly to charge for device battery.But existing wireless charging technology is perfect not enough, there is the defects such as equipment cost is high, charge efficiency is low.
Utility model content
The utility model, for overcoming the defect that equipment cost is high, charge efficiency is low described in above-mentioned existing wireless charging technology, provides the wireless charging receiver that a kind of equipment cost is low, charge efficiency is high.
A kind of wireless charging receiver, described wireless charging receiver comprises the electromagnetism receiving coil L1 be electrically connected successively, radio energy receiving chip U1 and load, one end of described electromagnetism receiving coil L1 connects electric capacity C1 respectively, one end of C2 and electric capacity C3, electric capacity C1, C2 is connected with the other end of electric capacity C3 and connects electric capacity C4 respectively, C5, C6, one end of C10 and electric capacity C11 and the AC1 pin of radio energy receiving chip U1, electric capacity C4, C5 is connected the COM1 pin of radio energy receiving chip U1 respectively with the other end of electric capacity C6, CLMP1 pin and BOOT1 pin, electric capacity C10 is connected the AC2 pin of radio energy receiving chip U1 with the other end of electric capacity C11, the other end of electromagnetism receiving coil L1 connects electric capacity C7 respectively, one end of C8 and electric capacity C9 and the AC2 pin of radio energy receiving chip U1, electric capacity C7, C8 is connected the BOOT2 pin of radio energy receiving chip U1 respectively with the other end of electric capacity C9, CLMP2 pin and COM2 pin, the AD pin of radio energy receiving chip U1, PGND pin, PGND1 pin and PGND2 pin ground connection, TS-CTRL pin is by resistance R4 ground connection, OUT pin is respectively by electric capacity C12 and electric capacity C13 ground connection, one end of OUT pin also contact resistance R5, the positive pole of the other end connecting luminous diode DS1 of resistance R5, the minus earth of light-emitting diode DS1 and connect electric capacity C14 respectively, one end of C15 and electric capacity C16, electric capacity C14, C15 is connected RECT pin with the other end of electric capacity C16, RECT pin also connects FOD pin by resistance R3, FOD pin is by resistance R2 ground connection, FOD pin also connects ILIM pin by resistance R1.
In the preferred scheme of one, after the thin copper of described electromagnetism receiving coil L1 employing multiply is twisted into line, coiling forms again.Can greatly reduce coil like this and occur vortex phenomenon in oscillatory process, also have good electromagnetic shielding action simultaneously.
In the preferred scheme of one, described electromagnetism receiving coil L1 adopts Qi standard coil, with the various wireless charging transmitters of compatible Qi standard.
Compared with prior art, the beneficial effect of technical solutions of the utility model is: the utility model wireless charging receiver comprises electromagnetism receiving coil L1, the radio energy receiving chip U1 and load that are electrically connected successively, produce induced current when electromagnetism receiving coil L1 enters the electromagnetic district of wireless charging transmitter generation, induced current drives load to charge by radio energy receiving chip U1; The utility model receiver only retains the simplest structure, the circuit such as current detecting, waveforms detection is left transmitter terminal for and is completed, can reduce the burden of receiver end, make that electronic equipment is more portable, power saving, the utility model has the advantage that structure is simple, equipment cost is low, charge efficiency is high.
Accompanying drawing explanation
Fig. 1 is the circuit theory diagrams of wireless charging.
Fig. 2 is the schematic diagram of the utility model wireless charging receiver.
Embodiment
Accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent;
In order to better the present embodiment is described, some parts of accompanying drawing have omission, zoom in or out, and do not represent the size of actual product; To those skilled in the art, in accompanying drawing, some known features and explanation thereof may be omitted is understandable.
Below in conjunction with drawings and Examples, the technical solution of the utility model is described further.
Embodiment 1
As shown in Figure 2, a kind of wireless charging receiver, described wireless charging receiver comprises the electromagnetism receiving coil L1 be electrically connected successively, radio energy receiving chip U1 and load, one end of described electromagnetism receiving coil L1 connects electric capacity C1 respectively, one end of C2 and electric capacity C3, electric capacity C1, C2 is connected with the other end of electric capacity C3 and connects electric capacity C4 respectively, C5, C6, one end of C10 and electric capacity C11 and the AC1 pin of radio energy receiving chip U1, electric capacity C4, C5 is connected the COM1 pin of radio energy receiving chip U1 respectively with the other end of electric capacity C6, CLMP1 pin and BOOT1 pin, electric capacity C10 is connected the AC2 pin of radio energy receiving chip U1 with the other end of electric capacity C11, the other end of electromagnetism receiving coil L1 connects electric capacity C7 respectively, one end of C8 and electric capacity C9 and the AC2 pin of radio energy receiving chip U1, electric capacity C7, C8 is connected the BOOT2 pin of radio energy receiving chip U1 respectively with the other end of electric capacity C9, CLMP2 pin and COM2 pin, the AD pin of radio energy receiving chip U1, PGND pin, PGND1 pin and PGND2 pin ground connection, TS-CTRL pin is by resistance R4 ground connection, OUT pin is respectively by electric capacity C12 and electric capacity C13 ground connection, one end of OUT pin also contact resistance R5, the positive pole of the other end connecting luminous diode DS1 of resistance R5, the minus earth of light-emitting diode DS1 and connect electric capacity C14 respectively, one end of C15 and electric capacity C16, electric capacity C14, C15 is connected RECT pin with the other end of electric capacity C16, RECT pin also connects FOD pin by resistance R3, FOD pin is by resistance R2 ground connection, FOD pin also connects ILIM pin by resistance R1.
In specific implementation process, after the thin copper of described electromagnetism receiving coil L1 employing multiply is twisted into line, coiling forms again.Can greatly reduce coil like this and occur vortex phenomenon in oscillatory process, also have good electromagnetic shielding action simultaneously.
In specific implementation process, described electromagnetism receiving coil L1 adopts Qi standard coil, with the various wireless charging transmitters of compatible Qi standard.
The utility model wireless charging receiver comprises electromagnetism receiving coil L1, the radio energy receiving chip U1 and load that are electrically connected successively, produce induced current when electromagnetism receiving coil L1 enters the electromagnetic district of wireless charging transmitter generation, induced current drives load to charge by radio energy receiving chip U1; The utility model receiver only retains the simplest structure, the circuit such as current detecting, waveforms detection is left transmitter terminal for and is completed, can reduce the burden of receiver end, make that electronic equipment is more portable, power saving, the utility model has the advantage that structure is simple, equipment cost is low, charge efficiency is high.
The corresponding same or analogous parts of same or analogous label;
The term describing position relationship in accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent;
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.All do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., within the protection range that all should be included in the utility model claim.
Claims (3)
1. a wireless charging receiver, it is characterized in that, described wireless charging receiver comprises the electromagnetism receiving coil L1 be electrically connected successively, radio energy receiving chip U1 and load, one end of described electromagnetism receiving coil L1 connects electric capacity C1 respectively, one end of C2 and electric capacity C3, electric capacity C1, C2 is connected with the other end of electric capacity C3 and connects electric capacity C4 respectively, C5, C6, one end of C10 and electric capacity C11 and the AC1 pin of radio energy receiving chip U1, electric capacity C4, C5 is connected the COM1 pin of radio energy receiving chip U1 respectively with the other end of electric capacity C6, CLMP1 pin and BOOT1 pin, electric capacity C10 is connected the AC2 pin of radio energy receiving chip U1 with the other end of electric capacity C11, the other end of electromagnetism receiving coil L1 connects electric capacity C7 respectively, one end of C8 and electric capacity C9 and the AC2 pin of radio energy receiving chip U1, electric capacity C7, C8 is connected the BOOT2 pin of radio energy receiving chip U1 respectively with the other end of electric capacity C9, CLMP2 pin and COM2 pin, the AD pin of radio energy receiving chip U1, PGND pin, PGND1 pin and PGND2 pin ground connection, TS-CTRL pin is by resistance R4 ground connection, OUT pin is respectively by electric capacity C12 and electric capacity C13 ground connection, one end of OUT pin also contact resistance R5, the positive pole of the other end connecting luminous diode DS1 of resistance R5, the minus earth of light-emitting diode DS1 and connect electric capacity C14 respectively, one end of C15 and electric capacity C16, electric capacity C14, C15 is connected RECT pin with the other end of electric capacity C16, RECT pin also connects FOD pin by resistance R3, FOD pin is by resistance R2 ground connection, FOD pin also connects ILIM pin by resistance R1.
2. wireless charging receiver according to claim 1, is characterized in that, after the thin copper of described electromagnetism receiving coil L1 employing multiply is twisted into line, coiling forms again.
3. wireless charging receiver according to claim 1, is characterized in that, described electromagnetism receiving coil L1 adopts Qi standard coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520298417.0U CN204794379U (en) | 2015-05-11 | 2015-05-11 | Wireless receiver that charges |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520298417.0U CN204794379U (en) | 2015-05-11 | 2015-05-11 | Wireless receiver that charges |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204794379U true CN204794379U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520298417.0U Expired - Fee Related CN204794379U (en) | 2015-05-11 | 2015-05-11 | Wireless receiver that charges |
Country Status (1)
| Country | Link |
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| CN (1) | CN204794379U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111135455A (en) * | 2020-01-06 | 2020-05-12 | 深圳市康美生科技有限公司 | Wireless control wireless charging pelvic floor muscle treatment training system |
-
2015
- 2015-05-11 CN CN201520298417.0U patent/CN204794379U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111135455A (en) * | 2020-01-06 | 2020-05-12 | 深圳市康美生科技有限公司 | Wireless control wireless charging pelvic floor muscle treatment training system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20160511 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |