CN205248923U - Electric energy receiver structure and wireless power receiving module - Google Patents
Electric energy receiver structure and wireless power receiving module Download PDFInfo
- Publication number
- CN205248923U CN205248923U CN201521018507.6U CN201521018507U CN205248923U CN 205248923 U CN205248923 U CN 205248923U CN 201521018507 U CN201521018507 U CN 201521018507U CN 205248923 U CN205248923 U CN 205248923U
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- electric energy
- wireless charging
- receiving coil
- mainboard
- voltage
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- Withdrawn - After Issue
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Abstract
The utility model discloses an electric energy receiver structure and wireless power receiving module, the energy that electric energy receiver structure transmits with magnetic resonance formula mode coupling electric energy expelling plate, transmission distance is far away to wireless mainboard and the electric energy receiving coil adoption hollow structure of charging among the electric energy receiver structure can follow the energy that all directions obtained the transmission, and transmission efficiency is high, just the utility model discloses electric energy receiving coil, the wireless device and wireless of charging charge the mainboard and adopt the structure of placing of heap, can make the module small in size that charges, portable.
Description
Technical field
The utility model relates to wireless charging technical field, in particular, relates to a kind of electric energy and receives structure and radio energy receiver module.
Background technology
In our daily life and business activity, charging and the needed electric wire of transfer of data have inconvenience unavoidably, for example cannot find socket or leave behind charging electric wire, based on user's daily demand, wireless charging technology is because the constraint that can break away from electric wire is pushed to just fast in market.
Obviously, wireless charging Technology Need has radio energy flat pad and electric energy receiving platform, in some public places, as airport, the public place such as cafe or public place of entertainment, set up the flat pad of wireless charging, for example Starbucks provides the wireless charging service of magnetic induction a few days ago, it is fixed on radio energy expelling plate in desk plane, then corresponding radio energy receiver module is placed on radio energy expelling plate, radio energy receiver module is with mobile phone access, just can realize and charging the phone, and current technical bottleneck is, because magnetic inductive wireless power transmission distance is shorter, be subject to the restriction of distance, radio energy receiver module based on magnetic inductive must with flat pad close contact, its application scenario is very limited.
Utility model content
In view of this, the utility model proposes electric energy and receive structure and radio energy receiver module, engraved structure in the middle of electric energy receiving coil and wireless charging mainboard are, and electric energy receiving coil is positioned on described wireless charging mainboard, electric energy receiving coil and wireless charging mainboard are separated by certain spacing to place wireless charging device, electric energy reception structure of the present utility model and electric energy expelling plate are with magnetic resonance type mode transmitting energy, and efficiency is high, distance.
Receive structure according to a kind of electric energy of the present utility model, in order to receive the energy transmitting with the electric energy expelling plate of its isolation, described electric energy receives structure and comprises electric energy receiving coil, wireless charging mainboard and wireless charging device,
Described electric energy receiving coil is middle hollow loop construction, and described electric energy receiving coil and the stack of described wireless charging mainboard are placed,
Described electric energy receiving coil and wireless charger are electrically connected on described wireless charging mainboard, and described electric energy receiving coil and wireless charging mainboard are separated by certain spacing to place described wireless charging device;
Wherein, described electric energy receives structure with the be coupled energy of described electric energy expelling plate transmission of the mode of electromagentic resonance.
Preferably, described wireless charging mainboard has the hollow-core construction of a through hole in the middle of being, and the middle hollow parts of described electric energy receiving coil and the coincidence of the intermediate throughholes of described wireless charging mainboard.
Preferably, described electric energy receiving coil and wireless charging mainboard are at intervals specially:
In the time that the thickness of described wireless charging device is more than or equal to 1mm, described electric energy receiving coil and wireless charging are the thickness that the distance of being separated by is at least described wireless charging device;
In the time that the thickness of described wireless charging device is less than 1mm, the distance that described electric energy receiving coil and wireless charging mainboard are separated by is at least 1mm.
Further, described wireless charging device comprises resonant capacitance, rectification circuit, DC transfer circuit and filter circuit,
Described resonant capacitance and the work of described electric energy receiving coil resonance are with the space magnetic field of the described electric energy expelling plate that is coupled, to obtain corresponding alternating voltage;
Described rectification circuit receives described alternating voltage to be converted to the first DC voltage;
Described DC transfer circuit receives described the first DC voltage to be converted to the second DC voltage;
Described filter circuit receives described the second DC voltage to carry out after filtering is processed producing output voltage to charge to consumer.
Further, described wireless charging mainboard wherein in a side, be provided with output interface, described output interface in order to Voltage-output that electric energy is received to structure output to consumer.
According to a kind of radio energy receiver module of the present utility model, in order to receive the energy transmitting with the electric energy expelling plate of its isolation, and being converted to output voltage supply consumer, described radio energy receiver module comprises electric energy receiving coil, wireless charging mainboard, wireless charging device and shell
Described electric energy receiving coil is middle hollow loop construction, and described electric energy receiving coil and the stack of described wireless charging mainboard are placed,
Described electric energy receiving coil and described wireless charger are electrically connected on described wireless charging mainboard, and described electric energy receiving coil and wireless charging mainboard are separated by certain spacing to place described wireless charging device;
Described shell surrounds described electric energy receiving coil, wireless charging mainboard and wireless charging device with regular shape, to form a charging entirety;
Wherein, described radio energy receiver module is with the be coupled energy of described electric energy expelling plate transmission of the mode of electromagentic resonance.
Preferably, described wireless charging mainboard has the hollow-core construction of a through hole in the middle of being, and the middle hollow parts of described electric energy receiving coil and the coincidence of the intermediate throughholes of described wireless charging mainboard.
Preferably, described electric energy receiving coil and wireless charging mainboard are at intervals specially:
In the time that the thickness of described wireless charging device is more than or equal to 1mm, described electric energy receiving coil and wireless charging are the thickness that the distance of being separated by is at least described wireless charging device;
In the time that the thickness of described wireless charging device is less than 1mm, the distance that described electric energy receiving coil and wireless charging mainboard are separated by is at least 1mm.
Further, described wireless charging device comprises resonant capacitance, rectification circuit, DC transfer circuit and filter circuit,
Described resonant capacitance and the work of described electric energy receiving coil resonance are with the space magnetic field of the described electric energy expelling plate that is coupled, to obtain corresponding alternating voltage;
Described rectification circuit receives described alternating voltage to be converted to the first DC voltage;
Described DC transfer circuit receives described the first DC voltage to be converted to the second DC voltage;
Described filter circuit receives described the second DC voltage to carry out after filtering is processed producing output voltage to charge to consumer.
Further, described wireless charging mainboard wherein in a side, be provided with output interface, described output interface in order to by the voltage transmission of radio energy receiver module output to consumer.
Further, described shell also includes output port, and described output port is corresponding with the chip output interface position of described wireless charging mainboard, with by the voltage transmission of radio energy receiver module output to consumer.
Preferably, described shell is middle solid construction or the middle hollow-core construction with through hole,
Have the hollow-core construction of through hole in the middle of described shell is time, the throughhole portions of described shell overlaps with the middle hollow parts of described electric energy receiving coil and wireless charging mainboard.
Receive structure and radio energy receiver module according to above-mentioned electric energy, engraved structure in the middle of electric energy receiving coil and wireless charging mainboard are, and electric energy receiving coil is positioned on described wireless charging mainboard, electric energy receiving coil and wireless charging mainboard are separated by certain spacing to place wireless charging device, electric energy reception structure of the present utility model and charging module compared with prior art, have following beneficial effect:
1) electric energy receives structure and electric energy expelling plate with magnetic resonance type mode transmitting energy, the high and distance of efficiency;
2) electric energy receiving coil adopts air core coil structure, and screen layer is not set, and space magnetic field can be coupled to electric energy receiving coil from all angles, and energy transmission efficiency is high;
3) wireless charging mainboard adopts middle local engraved structure, can make equally more magnetic field in space be coupled in electric energy receiving coil through mainboard, further improves energy transmission efficiency;
4) charging module is without also realizing wireless charging with the direct contact of flat pad, and charging module can follow flat pad isolate certain distance or have a certain degree all can realize wireless charging.
5) displacement structure of employing electric energy receiving coil, wireless charging device and wireless charging mainboard stack, can make charging module volume small and exquisite, is easy to carry.
Brief description of the drawings
Figure 1 shows that the structural representation according to radio energy receiver module of the present utility model;
Figure 2 shows that the reverse side structural representation of radio energy receiver module in Fig. 1;
Figure 3 shows that the side structure schematic diagram of radio energy receiver module in Fig. 1;
Figure 4 shows that the first application schematic diagram of radio energy receiver module in Fig. 1;
Figure 5 shows that the second application schematic diagram of radio energy receiver module in Fig. 1;
Detailed description of the invention
Below in conjunction with accompanying drawing, several preferred embodiments of the present utility model are described in detail, but the utility model is not restricted to these embodiment. The utility model contain any in marrow of the present utility model and scope, make substitute, amendment, equivalent method and scheme. In order to make the public that the utility model is had thoroughly and be understood, in following the utility model preferred embodiment, describe concrete details in detail, and do not have for a person skilled in the art the description of these details also can understand the utility model completely.
With reference to figure 1, be depicted as the structural representation according to radio energy receiver module of the present utility model, radio energy receiver module of the present utility model is in order to receive the energy transmitting with the electric energy expelling plate of its isolation, and be converted to output voltage supply with consumer, described radio energy receiver module comprises that electric energy receives structure and shell, described electric energy receives structure and comprises electric energy receiving coil, wireless charging mainboard and wireless charging device, as shown in Figure 1, described electric energy receiving coil is the structure of air core coil in the middle of adopting, here, described air core coil structure is that surrounding has the middle coil winding structure without coiling of coiling, surrounding coiling can form rectangle, square, the geometry of the rule such as circular or oval, adopt in the middle of hollow-core construction can be coupled better electric energy expelling plate produce space magnetic field. in the present embodiment, in the middle of being also set to, described wireless charging mainboard there is the hollow-core construction of through hole, wherein, described electric energy receiving coil and the superimposed placement of described wireless charging mainboard, and hollow parts overlaps in the middle of both, it is pointed out that here because the hole size of hollow parts in the middle of electric energy receiving coil and wireless charging mainboard not necessarily equates, therefore, the coincidence is here not exclusively to overlap. magnetic induction line as shown in Figure 1, because wireless charging mainboard and electric energy receiving coil are hollow-core construction, make the magnetic induction line of the hollow parts being somebody's turn to do through wireless charging mainboard also can be accepted coil coupling and arrive, thus in receiving coil generation current, obtain more transmitting energy. those skilled in the art are known, and described wireless charging mainboard also can be set to solid construction, and really, solid construction can affect the coupling effect of magnetic induction line.
Further, described wireless charger is electrically connected on described wireless charging mainboard, and described electric energy receiving coil and wireless charging mainboard are separated by certain spacing to place described wireless charging device, here, described electric energy receiving coil and wireless charging mainboard are at intervals determined according to the thickness of wireless charging device, be specially: in the time that the thickness of described wireless charging device is more than or equal to 1mm, described electric energy receiving coil and wireless charging are the thickness that the distance of being separated by is at least described wireless charging device, when practical operation, described electric energy receiving coil and wireless charging are the thickness that the distance of being separated by generally can be a bit larger tham described wireless charging device, with make wireless charger part can not be oppressed and receiving coil coupling effect better,
In the time that the thickness of described wireless charging device is less than 1mm, the distance that described electric energy receiving coil and wireless charging mainboard are separated by is at least 1mm.
In practical operation, designer may regulate according to user's request the spacing of electric energy receiving coil and wireless charging mainboard, but same or analogous thought is all within protection domain of the present utility model. In the time of spacing that electric energy receiving coil and wireless charging mainboard are separated by enough, can make wireless charging device completely to place on the one hand, also can ensure that on the other hand metal routing on wireless charging mainboard is (as copper cash, cover copper etc.) can not shield the space magnetic field being coupled in electric energy receiving coil, ensure the efficiency of transmitting energy.
Concrete, in the present embodiment, described wireless charging device comprises resonant capacitance, rectification circuit, DC transfer circuit and filter circuit, described resonant capacitance and the work of described radio energy receiving coil resonance are with the space magnetic field of the described electric energy expelling plate that is coupled, to obtain corresponding alternating voltage; Described rectification circuit receives described alternating voltage to be converted to the first DC voltage; Described DC transfer circuit receives described the first DC voltage to be converted to the second DC voltage; Described filter circuit receives described the second DC voltage to carry out after filtering is processed producing output voltage to charge to consumer.
Can clearly know by inference by above-mentioned introduction, in the utility model embodiment, described electric energy receives the be coupled energy of electric energy expelling plate transmission of mode that structure adopts electromagentic resonance, than the mode of electromagnetic induction of the prior art, wireless power transmission distance of the present utility model is farther, and efficiency is also higher.
You need to add is that, described wireless charging mainboard is wherein provided with output interface in a side, and described output interface is in order to voltage transmission that electric energy is received to structure output to consumer, and it is not shown in Fig. 1. Easily understand, described wireless charging mainboard can be technical scheme of the prior art and realizes, as is pcb board or ceramic substrate.
Finally, described shell surrounds described electric energy receiving coil, wireless charging mainboard and wireless charging device with regular shape, to form a charging entirety. As shown in fig. 1, described shell is rectangular structure, but is not limited to this. You need to add is that, described shell also includes output port, and described output port is corresponding with the output interface position of described wireless charging mainboard, with by the voltage transmission of radio energy receiver module output to consumer; In addition, described shell can also be middle solid construction or hollow-core construction, described shell is middle solid construction or the middle hollow-core construction with through hole, have the hollow-core construction of through hole in the middle of described shell is time, the throughhole portions of described shell overlaps with the middle hollow parts of described electric energy receiving coil and wireless charging mainboard.
The radio energy receiver module of the present embodiment only includes electric energy receiving coil, there is no the shielding of magnetic sheet and copper sheet, thereby the space magnetic field that expelling plate produces can be coupled to electric energy receiving coil from all angles, owing to there is no magnetic sheet and copper sheet shielding, also can reduce the weight of whole charging module simultaneously. The radio energy receiver module of the utility model embodiment is with magnetic resonance type mode transmitting energy, high and the distance of efficiency, and the displacement structure that adopts electric energy receiving coil, wireless charging device and wireless charging mainboard stack, can make charging module volume small and exquisite, is easy to carry.
According to the structure of above-mentioned radio energy receiver module, even if in use radio energy receiver module is turned to consumer and is charged, or contact with electric energy expelling plate angled radio energy receiver module, can realize equally high efficiency wireless power transmission.
As shown in Figure 2, during by 180 ° of radio energy receiver module upsets, the space magnetic field that electric energy expelling plate produces also can well be coupled in electric energy receiving coil, the same above-described embodiment of its operation principle, therefore, based on structure of the present utility model, in use, user can determine the positive and negative of radio energy receiver module, when in needs charging, only pin need be accessed in the socket of consumer.
Fig. 3 shows radio energy receiver module is turned over to the schematic diagram turning 90 degrees, and the space magnetic field as can be seen from the figure can expelling plate producing can be coupled in electric energy receiving coil equally, realizes the comprehensive wireless charging to consumer.
The use schematic diagram of the wireless charging pattern of the present utility model as shown in Fig. 4 or Fig. 5, in use, radio energy receiver module can directly not contact (as Fig. 4) or angled contact (as Fig. 5) with electric energy expelling plate, all can well charge to subscriber equipment, can not cause the too large impact on efficiency.
What finally need to indicate is, the utility model also provides a kind of electric energy to receive structure, it is consistent with the reception structure in above-mentioned enforcement that described electric energy receives structure, but those skilled in the art are known, this electric energy receives structure and can be used for any suitable wireless charging occasion, for example this electric energy knot is received to structure assembly to portable consumer as in mobile phone, to make not need can realize in the situation of shell the high efficiency wireless charging of magnetic resonance type.
In sum, electric energy reception structure of the present utility model and radio energy receiver module are with magnetic resonance type mode transmitting energy, wireless transmission distance is far away, and wireless charging mainboard and electric energy receiving coil are adopted as hollow-core construction, can obtain in all its bearings more transmitting energy, efficiency of transmission is high, and the utility model adopts the displacement structure of electric energy receiving coil, wireless charging device and wireless charging mainboard stack, can make charging module volume small and exquisite, be easy to carry.
Above electric energy reception structure and radio energy receiver module according to preferred embodiment of the present utility model have been carried out to detailed description, those of ordinary skill in the art can know accordingly other technologies or equivalent structure etc. by inference and all can be applicable to described embodiment.
According to embodiment of the present utility model as described above, these embodiment do not have all details of detailed descriptionthe, and also not limiting this utility model is only described specific embodiment. Obviously,, according to above description, can make many modifications and variations. These embodiment are chosen and specifically described to this description, is in order to explain better principle of the present utility model and practical application, thereby under making, technical field technical staff can utilize the utility model and the amendment on the utility model basis to use well. The utility model is only subject to the restriction of claims and four corner and equivalent.
Claims (12)
1. electric energy receives a structure, in order to receive the energy transmitting with the electric energy expelling plate of its isolation, it is characterized in that, described electric energy receives structure and comprises electric energy receiving coil, wireless charging mainboard and wireless charging device,
Described electric energy receiving coil is middle hollow loop construction, and described electric energy receiving coil and the stack of described wireless charging mainboard are placed,
Described electric energy receiving coil and wireless charger are electrically connected on described wireless charging mainboard, and described electric energy receiving coil and wireless charging mainboard are separated by certain spacing to place described wireless charging device;
Wherein, described electric energy receives structure with the be coupled energy of described electric energy expelling plate transmission of the mode of electromagentic resonance.
2. electric energy according to claim 1 receives structure, it is characterized in that, described wireless charging mainboard has the hollow-core construction of a through hole in the middle of being, and the middle hollow parts of described electric energy receiving coil and the coincidence of the intermediate throughholes of described wireless charging mainboard.
3. electric energy according to claim 1 and 2 receives structure, it is characterized in that, described electric energy receiving coil and wireless charging mainboard are at intervals specially:
In the time that the thickness of described wireless charging device is more than or equal to 1mm, described electric energy receiving coil and wireless charging are the thickness that the distance of being separated by is at least described wireless charging device;
In the time that the thickness of described wireless charging device is less than 1mm, the distance that described electric energy receiving coil and wireless charging mainboard are separated by is at least 1mm.
4. electric energy according to claim 1 and 2 receives structure, it is characterized in that, described wireless charging device comprises resonant capacitance, rectification circuit, DC transfer circuit and filter circuit,
Described resonant capacitance and the work of described electric energy receiving coil resonance are with the space magnetic field of the described electric energy expelling plate that is coupled, to obtain corresponding alternating voltage;
Described rectification circuit receives described alternating voltage to be converted to the first DC voltage;
Described DC transfer circuit receives described the first DC voltage to be converted to the second DC voltage;
Described filter circuit receives described the second DC voltage to carry out after filtering is processed producing output voltage to charge to consumer.
5. electric energy according to claim 4 receives structure, it is characterized in that, described wireless charging mainboard wherein in a side, be provided with output interface, described output interface in order to Voltage-output that electric energy is received to structure output to consumer.
6. a radio energy receiver module, in order to receive the energy transmitting with the electric energy expelling plate of its isolation, and be converted to output voltage supply consumer, it is characterized in that, described radio energy receiver module comprises electric energy receiving coil, wireless charging mainboard, wireless charging device and shell
Described electric energy receiving coil is middle hollow loop construction, and described electric energy receiving coil and the stack of described wireless charging mainboard are placed,
Described electric energy receiving coil and described wireless charger are electrically connected on described wireless charging mainboard, and described electric energy receiving coil and wireless charging mainboard are separated by certain spacing to place described wireless charging device;
Described shell surrounds described electric energy receiving coil, wireless charging mainboard and wireless charging device with regular shape, to form a charging entirety;
Wherein, described radio energy receiver module is with the be coupled energy of described electric energy expelling plate transmission of the mode of electromagentic resonance.
7. radio energy receiver module according to claim 6, is characterized in that, described wireless charging mainboard has the hollow-core construction of a through hole in the middle of being, and the middle hollow parts of described electric energy receiving coil and the coincidence of the intermediate throughholes of described wireless charging mainboard.
8. according to the radio energy receiver module described in claim 6 or 7, it is characterized in that, described electric energy receiving coil and wireless charging mainboard are at intervals specially:
In the time that the thickness of described wireless charging device is more than or equal to 1mm, described electric energy receiving coil and wireless charging are the thickness that the distance of being separated by is at least described wireless charging device;
In the time that the thickness of described wireless charging device is less than 1mm, the distance that described electric energy receiving coil and wireless charging mainboard are separated by is at least 1mm.
9. according to the radio energy receiver module described in claim 6 or 7, it is characterized in that, described wireless charging device comprises resonant capacitance, rectification circuit, DC transfer circuit and filter circuit,
Described resonant capacitance and the work of described electric energy receiving coil resonance are with the space magnetic field of the described electric energy expelling plate that is coupled, to obtain corresponding alternating voltage;
Described rectification circuit receives described alternating voltage to be converted to the first DC voltage;
Described DC transfer circuit receives described the first DC voltage to be converted to the second DC voltage;
Described filter circuit receives described the second DC voltage to carry out after filtering is processed producing output voltage to charge to consumer.
10. radio energy receiver module according to claim 6, is characterized in that, described wireless charging mainboard wherein in a side, be provided with output interface, described output interface in order to by the voltage transmission of radio energy receiver module output to consumer.
11. radio energy receiver modules according to claim 10, it is characterized in that, described shell also includes output port, and described output port is corresponding with the chip output interface position of described wireless charging mainboard, with by the voltage transmission of radio energy receiver module output to consumer.
12. radio energy receiver modules according to claim 7, is characterized in that, described shell is middle solid construction or the middle hollow-core construction with through hole,
Have the hollow-core construction of through hole in the middle of described shell is time, the throughhole portions of described shell overlaps with the middle hollow parts of described electric energy receiving coil and wireless charging mainboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521018507.6U CN205248923U (en) | 2015-12-09 | 2015-12-09 | Electric energy receiver structure and wireless power receiving module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521018507.6U CN205248923U (en) | 2015-12-09 | 2015-12-09 | Electric energy receiver structure and wireless power receiving module |
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| Publication Number | Publication Date |
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| CN205248923U true CN205248923U (en) | 2016-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521018507.6U Withdrawn - After Issue CN205248923U (en) | 2015-12-09 | 2015-12-09 | Electric energy receiver structure and wireless power receiving module |
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| CN (1) | CN205248923U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105406609A (en) * | 2015-12-09 | 2016-03-16 | 宁波微鹅电子科技有限公司 | Electric energy receiving structure and wireless electric energy receiving module |
| CN106952710A (en) * | 2017-05-12 | 2017-07-14 | 福州大学 | A kind of wireless charging magnetic coupling arrangement and its circuit for multi-load |
-
2015
- 2015-12-09 CN CN201521018507.6U patent/CN205248923U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105406609A (en) * | 2015-12-09 | 2016-03-16 | 宁波微鹅电子科技有限公司 | Electric energy receiving structure and wireless electric energy receiving module |
| CN106952710A (en) * | 2017-05-12 | 2017-07-14 | 福州大学 | A kind of wireless charging magnetic coupling arrangement and its circuit for multi-load |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160518 Effective date of abandoning: 20190517 |
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| AV01 | Patent right actively abandoned |