CN109801778A - A kind of efficient wireless charging receiving coil - Google Patents
A kind of efficient wireless charging receiving coil Download PDFInfo
- Publication number
- CN109801778A CN109801778A CN201910237923.1A CN201910237923A CN109801778A CN 109801778 A CN109801778 A CN 109801778A CN 201910237923 A CN201910237923 A CN 201910237923A CN 109801778 A CN109801778 A CN 109801778A
- Authority
- CN
- China
- Prior art keywords
- metal layer
- group
- wire winding
- branches
- wireless charging
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of efficient wireless charging receiving coils, including insulating layer, the first metal layer and second metal layer, the first metal layer and second metal layer are respectively arranged at insulating layer two sides, the first metal layer and second metal layer include wire winding and extend in the same direction the two group of branches coilings isolated by the wire winding, two group of branches coilings successively report to the leadship after accomplishing a task encirclement tiling arrangement and end it is mutually isolated, two group of branches coilings of the first metal layer and two group of branches coilings of second metal layer it is corresponding be electrically connected.The present invention can substantially reduce thickness by the way that coil is carried out tiling arrangement, meet the thickness regulation of wireless charging receiving device;In addition the two group of branches coilings separated are wound by the way of encirclement of successively reporting to the leadship after accomplishing a task, the vortex that a part of adjacent traces generate can be offset, optimized by cabling and reduces the resistance as caused by the factors such as vortex and adjacent traces interference loss, be conducive to improve wireless charging efficiency, reduce energy loss.
Description
Technical field
The present invention relates to wireless charging technical field, specially a kind of efficient wireless charging receiving coil.
Background technique
Coil is an important component in wireless charging receiving device, due to the thickness of various wireless charging receiving devices
Regulation needs to propose very high requirement to coil therein;In addition consider that wireless charging receiving device is placed on emitter,
There can be charging area well, energy maximum area reaches preferable receiving efficiency, need to reduce the alternating current of coil as far as possible
Hinder bring consume.
Summary of the invention
The problem of for background technique, the present invention provides a kind of efficient wireless charging receiving coils.
To achieve the above object, the invention provides the following technical scheme: a kind of efficient wireless charging receiving coil, including it is exhausted
Edge layer, the first metal layer and second metal layer, the first metal layer and the second metal layer are respectively arranged at the insulation
Layer two sides, the first metal layer and the second metal layer include wire winding and are extended in the same direction point by the wire winding
The two group of branches coilings separated out, branch's coiling described in two groups successively report to the leadship after accomplishing a task encirclement tiling arrangement and end it is mutually isolated, described the
Two group of branches coilings of one metal layer and two group of branches coilings of the second metal layer it is corresponding electrical connection.
As a preferred technical solution of the present invention, the number of share of stock of the wire winding is even number.
As a preferred technical solution of the present invention, the number of share of stock of branch's coiling described in every group is the wire winding number of share of stock
Half.
As a preferred technical solution of the present invention, two group of branches coilings of the first metal layer and second gold medal
The two group of branches coilings for belonging to layer are electrically connected by the way that conductive pattern is corresponding.
As a preferred technical solution of the present invention, the number of share of stock of the wire winding of the first metal layer and described second
The number of share of stock of the wire winding of metal layer is identical, and the conductive pattern number is identical as the number of share of stock of wire winding.
As a preferred technical solution of the present invention, the number of share of stock of the wire winding of the first metal layer and described second
The number of share of stock of the wire winding of metal layer is different, and the conductive pattern number is identical as the number of share of stock of less wire winding.
Compared with prior art, the beneficial effects of the present invention are: the present invention can be big by the way that coil is carried out tiling arrangement
It is big to reduce thickness, meet the thickness regulation of wireless charging receiving device;In addition by the two group of branches coilings separated use according to
The mode of secondary encirclement of reporting to the leadship after accomplishing a task is wound, and the vortex that a part of adjacent traces generate can be offset, optimized by cabling reduce by
The resistance caused by the factors such as vortex and adjacent traces interference loss is conducive to improve wireless charging efficiency, reduces energy loss.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the first metal layer in embodiment of the present invention 1.
Fig. 2 is the structural schematic diagram of the second metal layer in embodiment of the present invention 1.
Fig. 3 is the structural schematic diagram of the first metal layer in embodiment of the present invention 2.
Fig. 4 is the structural schematic diagram of the second metal layer in embodiment of the present invention 2.
Fig. 5 is the structural schematic diagram of the first metal layer in embodiment of the present invention 3.
Fig. 6 is the structural schematic diagram of the second metal layer in embodiment of the present invention 3.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1:
Fig. 1 and Fig. 2 are please referred to, a kind of efficient wireless charging receiving coil provided in the present embodiment includes the first metal layer
10, second metal layer 20 and an insulating layer 30, insulating layer 30 have opposite first surface 31, second surface 32.
Refering to Figure 1, the first metal layer 10 is arranged in the first surface 31 of insulating layer 30 comprising the first conducting wire around
Group 13, first branch's coiling 11 and the second branch coiling 12, wherein the coiling 11 of the first branch and the second branch coiling 12 are from the
The interior end of one wire winding 13 extends in the same direction, and the second branch coiling 12 is located in the ring of encirclement of the first branch coiling 11,
The length of first branch coiling 11 is greater than the length of the second branch coiling 12, the coiling 11 of the first branch and the second branch coiling 12
Conducting wire number of share of stock is identical, is the half of the conducting wire number of share of stock of the first wire winding 13, and the coiling 11 of the first branch and the coiling of the second branch
12 space from end is opened.
The first metal layer 10 is additionally provided with the first lead-out wire 14 extended from 13 outer end of the first wire winding and and first lead
Second lead-out wire 15 of 14 parallel arrangements.
Please refer to shown in Fig. 2, second metal layer 20 is arranged in the second surface 32 of insulating layer 30 comprising the second conducting wire around
Group 23, the coiling 21 of third branch and the 4th branch's coiling 22, third branch coiling 21 and the 4th branch's coiling 22 are led from second
The interior end of line winding group 23 extends in the same direction, and third branch coiling 21 is identical as the conducting wire number of share of stock of the 4th branch's coiling 22, is
The half of the conducting wire number of share of stock of second wire winding 23, and the space from end of the coiling 21 of third branch, the 4th branch's coiling 22 is opened.
The interior end of third branch coiling 21 is connect by conductive pattern 40,41 with the interior end of the first branch coiling 11,
The interior end of 4th branch's coiling 22 is connect by conductive pattern 42,43 with the interior end of the second branch coiling 12, promotes first
Metal layer 10 is cascaded with second metal layer 20, and the outer end of the second wire winding 23 also passes through conductive pattern 45 and second
Lead-out wire 15 is electrically connected.
Embodiment 2:
It please referring to shown in Fig. 3 to Fig. 4, remaining is same as Example 1, the difference is that: the first wire winding 11a
Conducting wire with the second wire winding 21a is 6 strands, and each branch's coiling 12a, 13a, 22a, 23a are respectively 3 strands.First wire winding
The space from end of the first branch coiling 12a and the second branch coiling 13a of 11a are opened, respectively by conductive pattern 40a, 41a,
42a, 43a, 44a, 45a etc. are connect with the third branch coiling 22a of the second coiling group 21a with the end of the 4th branch coiling 23a
Together.
Embodiment 3:
It please refers to shown in Fig. 5 to Fig. 6, the conducting wire of the first wire winding 11b and the second wire winding 21b can be 8,10 strands
Deng being incremented by with even number 2, each branch's coiling 12b, 13b, 22b, 23b can be 4,5 strands etc. respectively, be incremented by with odd number 1, and first leads
The space from end of the first branch coiling 12b and the second branch coiling 13b of line winding group 11b are opened, respectively by conductive pattern 40b,
41b, 42b, 43b etc. are connected to the third branch coiling 22b of the second wire winding 21b and the end of the 4th branch coiling 23b
Together, the quantity of conductive pattern and the first wire winding 11b are equal with the second wire winding 21b number of share of stock.
Embodiment 4:
There may also be the different situations of number of share of stock of the first wire winding 11b and the second wire winding 21b, separate at this time
When the first branch coiling 12b out is connect with the second branch coiling 13b and third branch coiling 22b with the 4th branch coiling 23b,
Conductive pattern quantity is identical as less wire winding number of share of stock, for example the number of share of stock of the first wire winding 11b is 4 strands, the second conducting wire
The number of share of stock of winding 21b is 6 strands, at this time the first branch coiling 12b and the second branch coiling 13b and third branch coiling 22b and the
When the coiling 23b connection of four branches, conductive pattern quantity is identical as the number of share of stock of less wire winding, i.e., and 4.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (6)
1. a kind of efficient wireless charging receiving coil, it is characterised in that: including insulating layer, the first metal layer and second metal layer,
The first metal layer and the second metal layer are respectively arranged at the insulating layer two sides, the first metal layer and described the
Two metal layers include wire winding and extend in the same direction the two group of branches coilings isolated by the wire winding, are divided described in two groups
Branch coiling successively report to the leadship after accomplishing a task encirclement tiling arrangement and end it is mutually isolated, two group of branches coilings of the first metal layer and described the
The corresponding electrical connection of two group of branches coilings of two metal layers.
2. a kind of efficient wireless charging receiving coil according to claim 1, it is characterised in that: the stock of the wire winding
Number is even number.
3. a kind of efficient wireless charging receiving coil according to claim 2, it is characterised in that: branch's coiling described in every group
Number of share of stock be the wire winding number of share of stock half.
4. a kind of efficient wireless charging receiving coil according to claim 3, it is characterised in that: the first metal layer
Two group of branches coilings are electrically connected with two group of branches coilings of the second metal layer by the way that conductive pattern is corresponding.
5. a kind of efficient wireless charging receiving coil according to claim 4, it is characterised in that: the first metal layer
The number of share of stock of wire winding is identical as the number of share of stock of the wire winding of the second metal layer, the conductive pattern number and wire winding
Number of share of stock it is identical.
6. a kind of efficient wireless charging receiving coil according to claim 4, it is characterised in that: the first metal layer
The number of share of stock of wire winding is different from the number of share of stock of the wire winding of the second metal layer, and the conductive pattern number is led with less
The number of share of stock of line winding group is identical.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910237923.1A CN109801778A (en) | 2019-03-27 | 2019-03-27 | A kind of efficient wireless charging receiving coil |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910237923.1A CN109801778A (en) | 2019-03-27 | 2019-03-27 | A kind of efficient wireless charging receiving coil |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109801778A true CN109801778A (en) | 2019-05-24 |
Family
ID=66564138
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910237923.1A Pending CN109801778A (en) | 2019-03-27 | 2019-03-27 | A kind of efficient wireless charging receiving coil |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109801778A (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018082748A1 (en) * | 2016-11-04 | 2018-05-11 | Florian König Enterprises Gmbh | Device for conditioning an electric direct current or alternating current circuit |
CN108321914A (en) * | 2017-11-20 | 2018-07-24 | 华为技术有限公司 | A kind of coil and wireless charging receiver, with emitter and system |
CN208522543U (en) * | 2018-07-24 | 2019-02-19 | 昆山联滔电子有限公司 | Wireless charging electric wire coil apparatus |
CN109461571A (en) * | 2018-12-17 | 2019-03-12 | 上海安费诺永亿通讯电子有限公司 | Coil, wireless power transmitter, receiver, near-field communication device and electronic equipment |
CN210575463U (en) * | 2019-03-27 | 2020-05-19 | 上海万兹新材料科技有限公司 | High-efficient wireless receiving coil that charges |
-
2019
- 2019-03-27 CN CN201910237923.1A patent/CN109801778A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018082748A1 (en) * | 2016-11-04 | 2018-05-11 | Florian König Enterprises Gmbh | Device for conditioning an electric direct current or alternating current circuit |
CN108321914A (en) * | 2017-11-20 | 2018-07-24 | 华为技术有限公司 | A kind of coil and wireless charging receiver, with emitter and system |
CN208522543U (en) * | 2018-07-24 | 2019-02-19 | 昆山联滔电子有限公司 | Wireless charging electric wire coil apparatus |
CN109461571A (en) * | 2018-12-17 | 2019-03-12 | 上海安费诺永亿通讯电子有限公司 | Coil, wireless power transmitter, receiver, near-field communication device and electronic equipment |
CN210575463U (en) * | 2019-03-27 | 2020-05-19 | 上海万兹新材料科技有限公司 | High-efficient wireless receiving coil that charges |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110289156B (en) | Coil winding, coil module, transmitting device, receiving device, system and terminal | |
CN106229131A (en) | Twin coil wireless power transmitter | |
CN208522543U (en) | Wireless charging electric wire coil apparatus | |
WO2016190708A1 (en) | Wireless power transmitting antenna unit and wireless power transmitting module including same | |
US10692646B2 (en) | Single litz wire transformers | |
CN109789804B (en) | Coil unit for inductively charging a vehicle | |
CN107256757B (en) | The high temperature resistant common mode inductance with shielded layer of magnetic core insertion PCB | |
CN112185659B (en) | Coil and wireless charging device | |
CN109801778A (en) | A kind of efficient wireless charging receiving coil | |
CN210575463U (en) | High-efficient wireless receiving coil that charges | |
JP2567069B2 (en) | Multiple cylindrical winding | |
CN101777401A (en) | Shield conversion lead of parallel composite strip | |
CN201629202U (en) | Parallel composite transposition lead | |
CN208521759U (en) | A kind of wire winding device | |
CN108922744B (en) | Coil and electronic equipment | |
JP2024501965A (en) | Coils and transformers with improved electromagnetic shielding | |
CN112002540B (en) | Coil and wireless charging device | |
CN208208466U (en) | film coil and electronic device | |
CN101055799B (en) | A making method of the transformer coil and transformer | |
CN201112118Y (en) | Scott connection transformer | |
CN112201458B (en) | Coil and wireless charging device | |
CN112185660B (en) | Coil and wireless charging device | |
CN111489886A (en) | Transformer coil structure | |
CN216597252U (en) | Transformer winding structure | |
CN201725612U (en) | Polyester mesh pack transposition wire |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |