CN209056365U - A kind of dual crossing coil array formula magnetic resonance coupling wireless power transmission loop construction - Google Patents
A kind of dual crossing coil array formula magnetic resonance coupling wireless power transmission loop construction Download PDFInfo
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- CN209056365U CN209056365U CN201920271897.XU CN201920271897U CN209056365U CN 209056365 U CN209056365 U CN 209056365U CN 201920271897 U CN201920271897 U CN 201920271897U CN 209056365 U CN209056365 U CN 209056365U
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Abstract
The utility model discloses a kind of dual crossing coil array formula magnetic resonances to couple wireless power transmission loop construction, including the transmitting module emitted for radio energy and for the received receiving module of radio energy, wherein transmitting module uses two transversely arranged designs of cross coil array, it is not overlapped between coil, so that the efficiency of transmission of receiving coil transverse direction and longitudinal direction different location in transmitting coil region is balanced, the wireless charging and power reguirements of multiple electronic equipments can satisfy.The utility model is based on magnetic resonance and couples wireless energy transfer scheme, the loop construction of transceiver module is processed using planar printed circuit board, realize the miniaturization of system and integrated, the cost of production, installation and the maintenance of system is greatly reduced, a stabilization, efficient wireless charging or radio energy is provided for portable computer, communication product, consumption electronic product and LED illumination device and supplies scheme.
Description
Technical field
The utility model belongs to wireless power transmission technical field, and in particular to a kind of dual crossing coil array formula magnetic resonance
Couple the design of wireless power transmission loop construction.
Background technique
With the continuous development of electronic information technology and automated control technology, miscellaneous household appliance and consumption electricity
Sub- product, mobile communication equipment etc. have obtained widely available, however traditional household electrical appliance rely on power supply line and power outlet
Between wired connection come realize power supply, having between charging cable and power outlet is also required to using the electronic equipment of internal battery
Line connect to charge, therefore we can see everywhere for these electronic equipments provide electric energy supply electric wire.These electric wires
The activity space for not occupying us limits the convenience that equipment uses, and produces the hidden danger of safety utilization of electric power.Institute
With, continuous growth with people to the portable device that fully wireless can be used and the demand of green energy resource system, for
The research and application of wireless energy transmission technology rapidly become the focus of domestic and international academia and industry.
Currently, the technology has gradually been applied in the low power dissipation electron product in people's daily life, substitute original
Power supply line realizes the wireless charging to equipment, brings additional convenience to people's lives.Such as skill is coupled based on magnetic induction
The wireless charging toothbrush and wireless charging electrical blanket of art.However the application value of wireless energy transmission technology and market potential are run far deeper than
In this.Such as wireless energy transmission technology the application of smart home field will move overturn traditional home appliance and mobile communication equipment,
The use pattern of electric consumers, using house as platform, in utilization apart from wireless energy transmission technology, hidden wiring technology with
And automatic control technology thoroughly removes all power supply lines in home life region, carries out wireless charging or lasting electric energy to equipment
Supply promotes house security, convenience, comfort and artistry, efficient, environmentally friendly, the energy-efficient living environment of building.In addition,
For the implantable medical device that can be used for diagnosis and treatment in field of biomedicine, it is contemplated that carry out wired continued power to it
Or charging inconvenience, infeasibility even high risk, wireless energy transmission technology application also seem it is particularly important and
It is crucial.
Utility model content
The purpose of this utility model is to set to portable computer, communication product, consumption electronic product and LED illumination
A standby stabilization, efficient wireless charging or the radio energy of providing supplies scheme, proposes a kind of dual crossing coil array formula magnetic
Resonance couples wireless power transmission loop construction.
A kind of the technical solution of the utility model are as follows: dual crossing coil array formula magnetic resonance coupling wireless power transmission coil
Structure, including the transmitting module emitted for radio energy and for the received receiving module of radio energy；Transmitting module is three
Layer flat structure comprising be printed in top layer printing circuit structure, middle layer printing circuit structure and bottom on medium substrate
Layer printed circuit structure；Top layer printing circuit structure includes excitation coil, and middle layer printing circuit structure is same including being printed on
First connection microstrip line of plane and at least one middle layer emit resonance coil, and base printed circuit structure includes being printed on
At least one conplane bottom emits resonance coil, and it is in intersect that middle layer, which emits resonance coil with bottom transmitting resonance coil,
Arrangement, and connected between adjacent middle layer transmitting resonance coil and bottom transmitting resonance coil by microstrip line；Receiving module
For flat structure, to receive resonance coil, the back side is spurious resonance coil in front.
The beneficial effects of the utility model are: the utility model, which is based on magnetic resonance, couples wireless energy transfer scheme, use
Planar printed circuit board processes the loop construction of transceiver module, realizes the miniaturization of system and integrated, greatly drops
The low cost of the production of system, installation and maintenance.The nothing being made of transmitting module provided by the utility model and receiving module
It is the wireless power transmission of 20mm-60mm, efficiency of transmission greater than 57% that transmission range, which may be implemented, in heat input Transmission system.
Preferably, excitation coil is notched cubic helical annular coil, and internal indentation, there is provided with the first connection
Point, external indentation, there are provided with the second tie point；It is defeated that the first electromagnetic energy is provided on the outermost layer line circle of excitation coil
Inbound port and the second electromagnetic energy input port, between the first electromagnetic energy input port and the second electromagnetic energy input port simultaneously
Connection is provided with first capacitor, has been arranged in series second between the first electromagnetic energy input port and the second electromagnetic energy input port
Capacitor.
The beneficial effect of above-mentioned preferred embodiment is: the top layer printing circuit structure of the utility model can increase dispatch coil
Between the coefficient of coup, the overall efficiency that whole system transmits electric energy can be increased in certain distance.
Preferably, the both ends of the first connection microstrip line are respectively arranged with third tie point and the 4th tie point, the first connection
It is provided with through-hole between point and third tie point, is provided with through-hole between the second tie point and the 4th tie point.
The structure of each middle layer transmitting resonance coil is identical, includes the first transmitting resonance coil, the second transmitting resonance
Coil and for connect first transmitting resonance coil and second transmitting resonance coil second connection microstrip line；First transmitting is humorous
Vibration coil and the second transmitting resonance coil are notched rectangular coil, the first transmitting resonance coil and the second transmitting resonance
Coil is arranged in mirror symmetry, and the notch of the two is oppositely arranged, and the indentation, there of the first transmitting resonance coil is provided with the 5th company
The indentation, there of contact, the second transmitting resonance coil is provided with the 6th tie point.
The beneficial effect of above-mentioned preferred embodiment is: the middle layer printing circuit structure of the utility model can increase transmitting-receiving line
The harmony in the entire plane of departure is enclosed, so that the efficiency of transmission on the entire surface of emission is not much different.
Preferably, the structure of each bottom transmitting resonance coil is identical, includes third transmitting resonance coil, the 4th transmitting
Resonance coil and the resonant capacitance for emitting resonance coil and the 4th transmitting resonance coil for connecting third；Third emits resonance
Coil and the 4th transmitting resonance coil are notched rectangular helical annular coil, and third emits resonance coil and the 4th transmitting
Resonance coil is arranged in mirror symmetry, and the external notch of the two is oppositely arranged, and third emits the inside indentation, there of resonance coil
It is provided with the 7th tie point, the inside indentation, there of the 4th transmitting resonance coil is provided with the 8th tie point；5th tie point and
It is provided with through-hole between seven tie points, is provided with through-hole between the 6th tie point and the 8th tie point.
The beneficial effect of above-mentioned preferred embodiment is: the base printed circuit structure of the utility model can make microstrip line
Wiring can be more diversified, makes the magnetic line of force equiblibrium mass distribution of the entire plane of departure.
Preferably, the geometric parameter of transmitting module and electric parameter are provided that
The outer length L of excitation coilLOOP_TXFor 50mm-150mm；
The external width H of excitation coilLOOP_TXFor 50mm-150mm；
The width W of microstrip line in excitation coilLOOP_TXFor 2.5mm-8mm；
The distance between adjacent microstrip line S in excitation coilLOOP_TXFor 0.5mm-3mm；
The outer length L of first transmitting resonance coilRes1_TXFor 60mm-160mm；
The external width H of first transmitting resonance coilRes1_TXFor 30mm-80mm；
The width W of microstrip line in first transmitting resonance coilRes1_TXFor 1mm-5mm；
The outer length L of second transmitting resonance coilRes2_TXFor 60mm-160mm；
The external width H of second transmitting resonance coilRes2_TXFor 30mm-80mm；
The width W of microstrip line in second transmitting resonance coilRes2_TXFor 1mm-5mm；
The outer length L of third transmitting resonance coilRes3_TXFor 70mm-200mm；
The external width H of third transmitting resonance coilRes3_TXFor 30mm-80mm；
Third emits the width W of microstrip line in resonance coilRes3_TXFor 1mm-5mm；
Third emits the distance between adjacent microstrip line S1 in resonance coilRes3_TXAnd S2Res3_TXFor 0.5mm-3mm；
The outer length L of 4th transmitting resonance coilRes4_TXFor 70mm-200mm；
The external width H of 4th transmitting resonance coilRes4_TXFor 30mm-80mm；
The width W of microstrip line in 4th transmitting resonance coilRes4_TXFor 1mm-5mm；
The distance between adjacent microstrip line S1 in 4th transmitting resonance coilRes4_TXAnd S2Res4_TXFor 0.5mm-3mm；
The transmitting resonant capacitance value of transmitting module is 100pF-520pF.
The beneficial effect of above-mentioned preferred embodiment is: passing through the optimization to geometric parameter and electric parameter each in transmitting module
Setting improves the coupling between excitation coil and each transmitting resonance coil while guaranteeing the miniaturization of transmitting module
Intensity and the quality factor for emitting resonance coil itself, to be suitable for electric consumers, communication apparatus and LED illumination device
Wireless charging energy signal transmitting.
Preferably, it receives resonance coil and spurious resonance coil is notched cubic helical annular coil；It receives humorous
It is provided with the 9th tie point on vibration coil, the tenth tie point, the 9th tie point and the tenth connection are provided on spurious resonance coil
Through-hole is provided between point.
The beneficial effect of above-mentioned preferred embodiment is: the positive backside loop of the receiving module of the utility model, which uses, is all made of four directions
Helical annular design, the spurious resonance coil at the back side increase transmitting-receiving magnetic resonance coil between stiffness of coupling, effectively away from
From the interior efficiency of transmission and transmission range that system can be improved.
Preferably, the geometric parameter of receiving module and electric parameter are provided that
Receive the outer length L of resonance coilRxFor 50mm-70mm；
Receive the external width H of resonance coilRxFor 50mm-70mm；
Receive the width W of microstrip line in resonance coilRes_RxFor 1mm-5mm；
Receive the distance between microstrip line S in resonance coilRes_RxFor 0.5mm-3mm；
The outer length L of spurious resonance coilRx1For 50mm-70mm；
The external width H of spurious resonance coilRx1For 50mm-70mm；
The width W of microstrip line in spurious resonance coilRes1_RxFor 1mm-5mm；
The distance between microstrip line S in spurious resonance coilRes1_RxFor 0.5mm-3mm；
The reception resonant capacitance value of receiving module is 68pF-200pF.
The beneficial effect of above-mentioned preferred embodiment is: passing through the optimization to geometric parameter and electric parameter each in receiving module
Setting improves the stiffness of coupling between transmitting-receiving magnetic resonance coil and receives humorous while guaranteeing the miniaturization of receiving module
The quality factor of vibration coil itself, to be suitable for the wireless charging energy of electric consumers, communication apparatus and LED illumination device
The reception of signal.
Preferably, the edges and corners of each coil of transmitting module and receiving module are smooth arc structure.
The beneficial effect of above-mentioned preferred embodiment is: the corner angle of the loop construction in the utility model all have passed through smooth place
Reason, reduces the loss resistance of coil, improves the quality factor of coil, improve the wireless energy transmission efficiency of system.
Detailed description of the invention
Fig. 1 show transmitting module top layer printing circuit structure figure provided by the embodiment of the utility model.
Fig. 2 show transmitting module middle layer printing circuit structure figure provided by the embodiment of the utility model.
Fig. 3 show transmitting module base printed circuit structure chart provided by the embodiment of the utility model.
Fig. 4 show receiving module Facad structure figure provided by the embodiment of the utility model.
Fig. 5 show receiving module backside structure figure provided by the embodiment of the utility model.
It is wireless in different transmission ranges on transmitting module that Fig. 6 show receiving module provided by the embodiment of the utility model
Energy transmission efficiency figure.
Fig. 7 show receiving module provided by the embodiment of the utility model in transmitting module region different location it is wireless
Energy transmission efficiency figure.
Description of symbols:
The first tie point of 101-, the second tie point of 102-, 103- excitation coil, 104- first capacitor, the second capacitor of 105-,
The first electromagnetic energy of 106- input port, 107- the second electromagnetic energy input port；
201- third tie point, the 4th tie point of 202-, the 6th tie point of 204-, the 5th tie point of 205-, 206- first
Emit resonance coil, the connection of 207- second microstrip line, the connection of 208- first microstrip line, 209- second and emits resonance coil；
The 8th tie point of 301-, the 7th tie point of 302-, 303- resonant capacitance, 304- third emit resonance coil, 305-
4th transmitting resonance coil；
401- receives resonance coil, the 9th tie point of 402-；
501- spurious resonance coil, the tenth tie point of 502-.
Specific embodiment
It is described in detail the illustrative embodiments of the utility model with reference to the drawings.It should be appreciated that showing in attached drawing
It is only exemplary out with the embodiment of description, it is intended that illustrate the principles of the present invention and spirit, and not limit this
The range of utility model.
The utility model embodiment provides a kind of dual crossing coil array formula magnetic resonance coupling wireless power transmission coil
Structure, including the transmitting module emitted for radio energy and for the received receiving module of radio energy.
Wherein, transmitting module is three layer flat plate type structure comprising the top layer printed circuit knot being printed on medium substrate
Structure, middle layer printing circuit structure and base printed circuit structure；Top layer printing circuit structure includes excitation coil 103, intermediate
Layer printed circuit structure includes being printed on conplane first connection microstrip line 208 and at least one middle layer transmitting resonance
Coil, base printed circuit structure include being printed on conplane at least one bottom transmitting resonance coil, middle layer transmitting
Resonance coil and bottom transmitting resonance coil are in cross arrangement, and adjacent middle layer transmitting resonance coil and bottom emits resonance
It is connected between coil by microstrip line.Receiving module is flat structure, and to receive resonance coil 401, the back side is to post in front
Raw resonance coil 501.The edges and corners of each coil of transmitting module and receiving module are smooth arc structure.
In the utility model embodiment, resonance coil is emitted with a middle layer transmitting resonance coil and a bottom first
For, in actual production and use process, middle layer transmitting resonance coil and bottom transmitting resonance coil can extending transversely be
It is multiple.
Top layer printing circuit structure as shown in Figure 1, excitation coil 103 is notched cubic helical annular coil, in
Portion's indentation, there is provided with the first tie point 101, and external indentation, there is provided with the second tie point 102；Excitation coil 103 it is outermost
The first electromagnetic energy input port 106 and the second electromagnetic energy input port 107, the first electromagnetic energy are provided on one layer line circle
First capacitor 104 is arranged in parallel between input port 106 and the second electromagnetic energy input port 107, the first electromagnetic energy is defeated
The second capacitor 105 has been arranged in series between inbound port 106 and the second electromagnetic energy input port 107.Wherein first capacitor 104 is
Shunt capacitance, the second capacitor 105 are series capacitance, two capacitors and the adjustable impedance matching of coil.
Middle layer printing circuit structure is as shown in Fig. 2, the both ends of the first connection microstrip line 208 are respectively arranged with third connection
Point 201 and the 4th tie point 202, are provided with through-hole, the second tie point 102 between the first tie point 101 and third tie point 201
And the 4th be provided with through-hole between tie point 202.The structure of each middle layer transmitting resonance coil is identical, includes the first transmitting
Resonance coil 206, second emits resonance coil 209 and for connecting the first transmitting resonance coil 206 and the second transmitting resonance
Second connection microstrip line 207 of coil 209；First transmitting resonance coil 206 and the second transmitting resonance coil 209 are band notch
Rectangular coil, the first transmitting resonance coil 206 and the second transmitting resonance coil 209 are in mirror symmetry setting, and the two
Notch is oppositely arranged, and the indentation, there of the first transmitting resonance coil 206 is provided with the 5th tie point 205, the second transmitting resonance coil
209 indentation, there is provided with the 6th tie point 204.
Base printed circuit structure is as shown in figure 3, the structure of each bottom transmitting resonance coil is identical, including third hair
It penetrates the transmitting resonance coil 305 of resonance coil the 304, the 4th and third emits resonance coil 304 and the 4th transmitting is humorous for connecting
The resonant capacitance 303 of vibration coil 305；It is notched length that third, which emits resonance coil 304 and the 4th transmitting resonance coil 305,
Square helical annular coil, third emits resonance coil 304 and the 4th transmitting resonance coil 305 is arranged in mirror symmetry, and the two
External notch be oppositely arranged, the inside indentation, there of third transmitting resonance coil 304 is provided with the 7th tie point 302, the 4th hair
The inside indentation, there for penetrating resonance coil 305 is provided with the 8th tie point 301；Between 5th tie point 205 and the 7th tie point 302
It is provided with through-hole, is provided with through-hole between the 6th tie point 204 and the 8th tie point 301.
As shown in Figure 4 and Figure 5, it receives resonance coil 401 and spurious resonance coil 501 is notched cubic helical ring
Shape coil；It receives and is provided with the 9th tie point 402 on resonance coil 401, the tenth tie point is provided on spurious resonance coil 501
502, through-hole is provided between the 9th tie point 402 and the tenth tie point 502.
In the utility model embodiment, transmitting resonance coil, excitation coil, reception resonance coil and spurious resonance coil are equal
It is process using printed circuit board technology, for the sheet metal for being attached to medium substrate.The specific location of each tie point such as Fig. 1~
Shown in Fig. 5, and two tie points for being provided with through-hole between each other pass through the microstrip line connection of setting in through-holes.
The flat of dual crossing coil array formula is constituted using transmitting module provided by the embodiment of the utility model and receiving module
Template magnetic resonance couples radio energy transmission system, the symbol logo in the structure chart according to FIG. 1 to FIG. 5, transmitting module and
The geometric parameter and electric parameter of receiving module are provided that
In the utility model embodiment, the length (L of transmitting moduleTx) and width (HTx) it is not limited to the tool in table
Body value, but the size and number that can emit resonance coil and bottom transmitting resonance coil according to middle layer carries out specifically
Adjustment.
It adds and motivates in transmitting module, pumping signal generates electromagnetic viscosimeter on excitation coil 103.Electromagnetic energy first passes through
The middle layer of magnetic induction coupled transfer to transmitting module emits resonance coil and bottom emits resonance coil, then passes through magnetic resonance coupling
Conjunction mode transmits energy to the reception resonance coil 401 and spurious resonance coil 501 of receiving module, and electromagnetic energy is humorous from receiving
The coil 401 that shakes exports, and electric consumers, communication apparatus and LED illumination device are supplied after rectifying and voltage-stabilizing.
In the utility model embodiment, under receiving module distance different on transmitting module, dispatch coil efficiency of transmission
Measured result as shown in fig. 6, dispatch coil structure provided by the utility model may be implemented transmission range and be as can be seen from FIG. 6
20mm-60mm, efficiency of transmission are greater than 57% wireless power transmission.
When receiving module is located at the distance of transmitting module 40mm, the laterally different position A, B of transmitting module, C, D, E, F, G,
H, at I (as shown in Figure 1) dispatch coil efficiency of transmission measured result as shown in fig. 7, as can be seen from FIG. 7 the utility model provide
Wireless power transmission loop construction in effective distance, with receiving coil horizontal and vertical movement, efficiency of transmission declines not
Obviously.
Those of ordinary skill in the art will understand that the embodiments described herein, which is to help reader, understands this reality
With novel principle, it should be understood that the scope of the present invention is not limited to such specific embodiments and embodiments.
Those skilled in the art can be made according to the technical disclosures disclosed by the utility model it is various do not depart from it is practical
Novel substantive various other specific variations and combinations, these variations and combinations are still within the protection scope of the present invention.
Claims (8)
1. a kind of dual crossing coil array formula magnetic resonance couples wireless power transmission loop construction, which is characterized in that including being used for
The transmitting module and be used for the received receiving module of radio energy that radio energy emits；
The transmitting module be three layer flat plate type structure comprising be printed in the top layer printing circuit structure on medium substrate, in
Interbed printing circuit structure and base printed circuit structure；
The top layer printing circuit structure includes excitation coil (103), and the middle layer printing circuit structure includes being printed on together
First connection microstrip line (208) of one plane and at least one middle layer emit resonance coil, the base printed circuit knot
Structure includes being printed on conplane at least one bottom transmitting resonance coil, and the middle layer transmitting resonance coil and bottom are sent out
It penetrates resonance coil and passes through micro-strip in cross arrangement, and between adjacent middle layer transmitting resonance coil and bottom transmitting resonance coil
Line connection；
The receiving module is flat structure, and to receive resonance coil (401), the back side is spurious resonance coil in front
(501)；
The excitation coil (103) is notched cubic helical annular coil, and internal indentation, there is provided with the first tie point
(101), external indentation, there is provided with the second tie point (102)；It is arranged on the outermost layer line circle of the excitation coil (103)
There are the first electromagnetic energy input port (106) and the second electromagnetic energy input port (107), the first electromagnetic energy input terminal
It has been arranged in parallel first capacitor (104) between mouth (106) and the second electromagnetic energy input port (107), first electromagnetic energy
The second capacitor (105) have been arranged in series between amount input port (106) and the second electromagnetic energy input port (107).
2. dual crossing coil array formula magnetic resonance according to claim 1 couples wireless power transmission loop construction, special
Sign is that the both ends of first connection microstrip line (208) are respectively arranged with third tie point (201) and the 4th tie point
(202), through-hole, second tie point (102) are provided between first tie point (101) and third tie point (201)
And the 4th be provided with through-hole between tie point (202).
3. dual crossing coil array formula magnetic resonance according to claim 1 couples wireless power transmission loop construction, special
Sign is that the structure of each middle layer transmitting resonance coil is identical, includes the first transmitting resonance coil (206), second
Transmitting resonance coil (209) and emit the of resonance coil (209) for connect the first transmitting resonance coil (206) and second
Two connections microstrip line (207)；First transmitting resonance coil (206) and the second transmitting resonance coil (209) are band notch
Rectangular coil, it is described first transmitting resonance coil (206) and second transmitting resonance coil (209) in mirror symmetry setting,
And the notch of the two is oppositely arranged, the indentation, there of first transmitting resonance coil (206) is provided with the 5th tie point (205),
The indentation, there of second transmitting resonance coil (209) is provided with the 6th tie point (204).
4. dual crossing coil array formula magnetic resonance according to claim 3 couples wireless power transmission loop construction, special
Sign is that the structure of each bottom transmitting resonance coil is identical, includes third transmitting resonance coil (304), the 4th hair
Penetrate resonance coil (305) and the resonance for connecting third transmitting resonance coil (304) and the 4th transmitting resonance coil (305)
Capacitor (303)；Third transmitting resonance coil (304) and the 4th transmitting resonance coil (305) are notched rectangular spiral shell
Loop coil is revolved, third transmitting resonance coil (304) and the 4th transmitting resonance coil (305) are arranged in mirror symmetry, and
The external notch of the two is oppositely arranged, and the inside indentation, there of third transmitting resonance coil (304) is provided with the 7th tie point
(302), the inside indentation, there of the 4th transmitting resonance coil (305) is provided with the 8th tie point (301)；5th connection
Be provided with through-hole between point (205) and the 7th tie point (302), the 6th tie point (204) and the 8th tie point (301) it
Between be provided with through-hole.
5. dual crossing coil array formula magnetic resonance according to claim 4 couples wireless power transmission loop construction, special
Sign is that the geometric parameter and electric parameter of the transmitting module are provided that
The outer length L of the excitation coil (103)LOOP_TXFor 50mm-150mm；
The external width H of the excitation coil (103)LOOP_TXFor 50mm-150mm；
The width W of microstrip line in the excitation coil (103)LOOP_TXFor 2.5mm-8mm；
The distance between adjacent microstrip line S in the excitation coil (103)LOOP_TXFor 0.5mm-3mm；
The outer length L of first transmitting resonance coil (206)Res1_TXFor 60mm-160mm；
The external width H of first transmitting resonance coil (206)Res1_TXFor 30mm-80mm；
The width W of microstrip line in first transmitting resonance coil (206)Res1_TXFor 1mm-5mm；
The outer length L of second transmitting resonance coil (209)Res2_TXFor 60mm-160mm；
The external width H of second transmitting resonance coil (209)Res2_TXFor 30mm-80mm；
The width W of microstrip line in second transmitting resonance coil (209)Res2_TXFor 1mm-5mm；
The outer length L of third transmitting resonance coil (304)Res3_TXFor 70mm-200mm；
The external width H of third transmitting resonance coil (304)Res3_TXFor 30mm-80mm；
The width W of microstrip line in third transmitting resonance coil (304)Res3_TXFor 1mm-5mm；
The distance between adjacent microstrip line S1 in third transmitting resonance coil (304)Res3_TXAnd S2Res3_TXFor 0.5mm-
3mm；
The outer length L of 4th transmitting resonance coil (305)Res4_TXFor 70mm-200mm；
The external width H of 4th transmitting resonance coil (305)Res4_TXFor 30mm-80mm；
The width W of microstrip line in 4th transmitting resonance coil (305)Res4_TXFor 1mm-5mm；
The distance between adjacent microstrip line S1 in 4th transmitting resonance coil (305)Res4_TXAnd S2Res4_TXFor 0.5mm-
3mm；
The transmitting resonant capacitance value of the transmitting module is 100pF-520pF.
6. dual crossing coil array formula magnetic resonance according to claim 1 couples wireless power transmission loop construction, special
Sign is that the reception resonance coil (401) and spurious resonance coil (501) are notched cubic helical annular coil；
It is provided with the 9th tie point (402) on the reception resonance coil (401), is provided on the spurious resonance coil (501)
Ten tie points (502) are provided with through-hole between the 9th tie point (402) and the tenth tie point (502).
7. dual crossing coil array formula magnetic resonance according to claim 6 couples wireless power transmission loop construction, special
Sign is that the geometric parameter and electric parameter of the receiving module are provided that
The outer length L for receiving resonance coil (401)RxFor 50mm-70mm；
The external width H for receiving resonance coil (401)RxFor 50mm-70mm；
The width W for receiving microstrip line in resonance coil (401)Res_RxFor 1mm-5mm；
The distance between microstrip line S in the reception resonance coil (401)Res_RxFor 0.5mm-3mm；
The outer length L of the spurious resonance coil (501)Rx1For 50mm-70mm；
The external width H of the spurious resonance coil (501)Rx1For 50mm-70mm；
The width W of microstrip line in the spurious resonance coil (501)Res1_RxFor 1mm-5mm；
The distance between microstrip line S in the spurious resonance coil (501)Res1_RxFor 0.5mm-3mm；
The reception resonant capacitance value of the receiving module is 68pF-200pF.
8. -7 any dual crossing coil array formula magnetic resonances couple wireless power transmission coil knot according to claim 1
Structure, which is characterized in that the edges and corners of each coil of the transmitting module and receiving module are smooth arc structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920271897.XU CN209056365U (en) | 2019-03-04 | 2019-03-04 | A kind of dual crossing coil array formula magnetic resonance coupling wireless power transmission loop construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920271897.XU CN209056365U (en) | 2019-03-04 | 2019-03-04 | A kind of dual crossing coil array formula magnetic resonance coupling wireless power transmission loop construction |
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| CN209056365U true CN209056365U (en) | 2019-07-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109741920A (en) * | 2019-03-04 | 2019-05-10 | 成都斯普奥汀科技有限公司 | A kind of dual crossing coil array formula magnetic resonance coupling wireless power transmission loop construction |
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2019
- 2019-03-04 CN CN201920271897.XU patent/CN209056365U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109741920A (en) * | 2019-03-04 | 2019-05-10 | 成都斯普奥汀科技有限公司 | A kind of dual crossing coil array formula magnetic resonance coupling wireless power transmission loop construction |
| CN109741920B (en) * | 2019-03-04 | 2024-06-04 | 成都斯普奥汀科技有限公司 | Double-cross coil array type magnetic resonance coupling wireless power transmission coil structure |
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