CN207573092U - A kind of wireless charging transmitter - Google Patents
A kind of wireless charging transmitter Download PDFInfo
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- CN207573092U CN207573092U CN201721825836.0U CN201721825836U CN207573092U CN 207573092 U CN207573092 U CN 207573092U CN 201721825836 U CN201721825836 U CN 201721825836U CN 207573092 U CN207573092 U CN 207573092U
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- transmitting coil
- wireless charging
- fixed part
- charging circuit
- printing surface
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Abstract
The utility model discloses a kind of wireless charging transmitter, is related to wireless charger structure-design technique field, for providing magnetic field, coordinate with receiving coil and charge to terminal device, including pcb board and transmitting coil, wherein, pcb board is printed with charging circuit and extension is provided with transmitting coil fixed part；Transmitting coil is fixed on transmitting coil fixed part and is provided with two ends, and end and the charging circuit of transmitting coil are conductively connected.The wireless charging transmitter of the utility model is printed onto the transmitting coil fixed part on pcb board by using transmitting coil made of planar coil, it is conductively connected with charging circuit, make to save the footprint of wireless charging transmitter in its structure, human weld is eliminated in process, improves machining accuracy and automated production degree.
Description
Technical field
The utility model is related to wireless charger structure-design technique field, more particularly to a kind of wireless charging transmitter.
Background technology
The electronic products such as constantly improve and rapid development with electronics technology product function, mobile phone, tablet computer are
Through increasingly becoming the indispensable communication of people's life, shopping, converter tools, matchedly, charging unit is by tradition
Wireless charging more convenient to use is gradually replaced with using power supply adaptor wired charging.As wireless charging is in electron number
More and more common application in code product, wireless charging transmitter are increasingly becoming people's indispensable electronic product of travelling at home, lead to
It crosses and above-mentioned electronic product need to be only placed directly on the expelling plate of wireless charging device using wireless charging device charging, grasped
Make it is simple and convenient, without using charging wire access electronic product charging interface.
The charging transmitter of wireless charging device includes the coil of the external copper wire winding of pcb board in the prior art.Coil leads to
The mode for crossing manual welding is connect with pcb board, by pcb board and coil carry out after stack layers design by wireless charging device housing into
Row encapsulation.But the frivolous convenient always consumption demand of electronic product and the tireless pursuit of industrial design, it is above-mentioned existing
Pcb board is carried out stack layers design with coil in technology makes the thickness of wireless charging device larger, and pass through human weld's pcb board
The precision of welding can neither be ensured with coil, also adds the human resources input of product.
A kind of wireless charging transmitter how to be designed to solve above-mentioned problems of the prior art, becomes present ability
One important research direction of field technique personnel.
Utility model content
The main purpose of the utility model is that a kind of wireless charging transmitter is provided, to solve to deposit in above-mentioned background technology
The technical issues of.
To achieve these goals, the utility model provides a kind of wireless charging transmitter, for providing magnetic field, with reception
Fitting coils charge to terminal device, including pcb board and transmitting coil, wherein, pcb board is printed with charging circuit, outer extended
It is equipped with transmitting coil fixed part；Transmitting coil is set as planar coil, is fixed on transmitting coil fixed part, is provided with two ends,
End is conductively connected with charging circuit.
In said program preferably, it is covered in transmitting coil fixed part soft every magnetosphere.
In any of the above-described scheme preferably, transmitting coil is planar coil and at least one layer.
In any of the above-described scheme preferably, end is conductive by the first via and charging circuit opened up on pcb board
Connection.
In any of the above-described scheme preferably, transmitting coil fixed part is provided with first layer printing surface and and first layer
Corresponding second printing surface of printing surface offers the second mistake through transmitting coil fixed part in transmitting coil fixed part
Hole.
In any of the above-described scheme preferably, the first layer transmitting coil being printed on the first printing surface includes first end
Head, the second end, the second layer transmitting coil being printed on the second printing surface are provided with third end, the 4th end, wherein,
First end is conductively connected with charging circuit, and the second end is conductively connected across the second via with third end, the 4th end with
Charging circuit is conductively connected.
Another preferred alternative hereto of said program is that first layer transmitting coil is printed on the first printing surface, including
One end second end head, the first end are conductively connected in the first printing surface with charging circuit, and the second end crosses the second via and exists
Second printing surface turns to second layer transmitting coil, and the second end is conductively connected in the second printing surface with charging circuit.
The advantageous effect of wireless charging transmitter provided by the utility model is, passes through the extension setting hair on pcb board
Ray circle fixed part, and planar transmission line circle is printed on transmitting coil fixed part and is conductively connected with charging circuit, make its knot
The footprint of wireless charging transmitter is saved on structure, eliminates human weld in process, improves machining accuracy
And automated production degree.
Description of the drawings
Fig. 1 is the structure schematic top plan view of the wireless charging transmitter of one embodiment of the utility model；
Fig. 2 is the side structure schematic view of the wireless charging transmitter of the utility model embodiment illustrated in fig. 1；
Fig. 3 is the structure schematic top plan view of the wireless charging transmitter of another embodiment of the utility model；
Fig. 4 is the side structure schematic view of the wireless charging transmitter of the utility model embodiment illustrated in fig. 3.
Reference numeral：
1-PCB plates；2- transmitting coils；3- is every magnetosphere；11- transmitting coil fixed parts；
The first vias of 12-；The second vias of 13-；21- first layer transmitting coils；22- second layer transmitting coils；
The first ends of 211-；The second ends of 212-；221- thirds end；The 4th ends of 222-.
Specific embodiment
To make the purpose of this utility model, technical solution and advantage clearer, below in conjunction with the excellent of the utility model
The attached drawing in embodiment is selected, the technical scheme in the embodiment of the utility model is further described in more detail.In the accompanying drawings, certainly
Begin to same or similar label eventually to represent same or similar element or there is the element of same or like function.It is described
Embodiment is the utility model part of the embodiment, instead of all the embodiments.Below with reference to the implementation of attached drawing description
Example is exemplary, it is intended to for explaining the utility model, and it is not intended that limitation to the utility model.Based on this practicality
Embodiment in novel, the every other reality that those of ordinary skill in the art are obtained without creative efforts
Example is applied, shall fall within the protection scope of the present invention.Below in conjunction with the accompanying drawings to the embodiment of the utility model to the utility model
Technical solution be described in detail.
In the description of the present embodiment, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or position relationship of the instructions such as "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " is based on attached drawing institutes
The orientation or position relationship shown, is for only for ease of description the present embodiment and simplifies description rather than instruction or imply meaning
Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that the present embodiment
The limitation of protection domain.
Embodiment 1
With reference to Fig. 1, Fig. 2, the defects of to overcome the prior art in above-mentioned background technology, the present embodiment provides a kind of wireless chargings
Electric transmitter, for providing magnetic field, terminal device of the wireless charging transmitter of the present embodiment with adapting to different model connects
Receive fitting coils give terminal device charging, including pcb board 1 and transmitting coil 2, wherein, pcb board 1 be printed with charging circuit and
Extension is provided with transmitting coil fixed part 11, and transmitting coil 2 is set as planar coil, is fixed on transmitting coil fixed part 11, if
Two ends are equipped with, end is conductively connected with charging circuit.Charging circuit, which is powered and connect with transmitting coil, generates magnetic field, with terminal
The receiving coil of equipment connection, which acts on producing electricl energy in magnetic field, is transferred to terminal device, and then charge for terminal device.
Wireless charging transmitter provided in this embodiment compared with prior art, has the advantage to occupy little space.It is existing
There is transmitting coil in technology to be made and be fixed in hard magnetic separator by the way of copper wire winding, hard magnetic separator is used for
The sizing of transmitting coil and every magnetic.Copper wire winding, which forms transmitting coil, must increase thickness, and similary hard magnetic separator is with filling
Circuit split necessarily increases the area occupied or thickness of product entirety.The wireless charging transmitter of the present embodiment, which is exempted, to be used
Hard magnetic separator of the prior art, by pcb board extension setting transmitting coil fixed part 11, transmitting coil 2 uses planar coil
It is fixed on transmitting coil fixed part 11, substitutes the coil for bearing external copper wire winding with hard magnetic separator support in the prior art,
Reduce the occupied space of wireless charging transmitter.
Above-mentioned wireless charging transmitter provided in this embodiment eliminates the use of the coil and charging circuit of copper wire winding
The process of human weld can rely on automatic production line to complete the conduction between transmitting coil 2 and charging circuit even completely
It connects, has saved the input of the human resources of production, while rosin joint caused by avoiding manual welding and dry joint phenomenon
It generates, improves the quality of production.
Further, it is covered in transmitting coil fixed part 11 soft every magnetosphere 3.11 one side of transmitting coil fixed part plays
The purpose of the negative transmitting coil 2 of support；On the other hand it is fixedly connected with pcb board integrated molding, eliminates external hard every magnetic material
Material need to only be set soft every magnetosphere 3 on transmitting coil fixed part.It is simple in structure, easy to operation.
Further, transmitting coil 2 is planar coil and at least one layer.The hair being arranged on transmitting coil fixed part 11
Ray circle 2, to rely on, one layer can be set on transmitting coil fixed part 11, can also emitted with transmitting coil fixed part 11
The two sides of coil fixed part is set simultaneously, can also be set inside transmitting coil fixed part 11 during pcb board is produced
One layer or the transmitting coil 2 of multilayer.Multilayer transmitting coil on transmitting coil fixed part 11 is set, occupancy face can not increased
The sensibility reciprocal of transmitting coil 2 is improved in the case of product.
Further, the end of transmitting coil 2 is conductive by the first via 12 and charging circuit opened up on pcb board 1
Connection.Via is also referred to as plated through-hole, in dual platen and multi-layer board, to connect the printed conductor between each layer, is needed in each layer
A upper common aperture, i.e. via are bored by the intersection of the conducting wire of connection.In technique, chemical deposition is used on the hole wall cylindrical surface of via
Method plating last layer metal, to connect the copper foil that intermediate each layer needs connect, and the upper and lower surface of via makes round weldering
Disk shape.It both can be to avoid the end of a thread have been used, while also avoid manufacturing deficiency caused by manual operation, automatically by via connection
Change the processing quality for completing to have ensured product.
Embodiment 2
The wireless charging transmitter and Fig. 3, Fig. 4 provided with reference to embodiment 1, transmitting coil fixed part 11 in the present embodiment
Be provided with first layer printing surface and with corresponding second printing surface of first layer printing surface, fixed through transmitting coil
Portion 11 offers the second via 13 in transmitting coil fixed part 11.The first layer transmitting coil 21 being printed on the first printing surface
Including the first end 211, the second end 212, the second layer transmitting coil 22 being printed on the second printing surface is provided with third
End 221, the 4th end 222, wherein, the first end 211 is conductively connected with charging circuit, and the second end 212 passes through the second mistake
Hole 13 is conductively connected with third end 221, and the 4th end 222 is conductively connected with charging circuit.
The alternative another program of the present embodiment is：First layer transmitting coil 21 is printed on the first printing surface, including
First end 211, the second end 212, the first end 211 are conductively connected in the first printing surface with charging circuit, the second end
212 cross the second via 13 turns to second layer transmitting coil 22 in the second printing surface, and the second end 212 is in the second printing surface
It is conductively connected with charging circuit.
Above-mentioned two scheme shows a case that set two layers of transmitting coil 2 on transmitting coil fixed part 11, reach
Effect is：In the case of the area occupied for not increasing transmitting coil 2, hair is adjusted by the number of plies for adjusting transmitting coil 2
The sensibility reciprocal of ray circle 2.
More than the wireless charging transmitter that provides of two embodiments combined and subtracted with transmitting coil fixed part 11 using planar coil
Lack the space occupy-place of product, reduce small product size, it is easy to carry；Simultaneously manual welding is avoided with the mode that via connects
Transmitting coil and error caused by charging circuit, rise product atomization degree, improve the processing quality of product.
It these are only the preferred embodiment of the utility model, it does not limit the scope of the patent of the present invention, every
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is directly or indirectly used in
Other related technical areas are equally included in the patent within the scope of the utility model.
Claims (7)
1. a kind of wireless charging transmitter for providing magnetic field, coordinates with receiving coil and charges to terminal device, feature exists
In, including：
Pcb board (1), is printed with charging circuit, and extension is provided with transmitting coil fixed part (11)；
Transmitting coil (2), is set as planar coil, is fixed on the transmitting coil fixed part (11), is provided with two ends, described
End is conductively connected with the charging circuit.
2. wireless charging transmitter as described in claim 1, which is characterized in that be covered in the transmitting coil fixed part (11)
It is soft every magnetosphere (3).
3. wireless charging transmitter as described in claim 1, which is characterized in that the transmitting coil (2) for planar coil and
At least one layer.
4. wireless charging transmitter as claimed in claim 3, which is characterized in that the end passes through on the pcb board (1)
The first via (12) and the charging circuit opened up is conductively connected.
5. wireless charging transmitter as claimed in claim 3, which is characterized in that the transmitting coil fixed part (11) is provided with
First layer printing surface and with corresponding second printing surface of the first layer printing surface, consolidate through the transmitting coil
Determine portion (11) and offer the second via (13) in the transmitting coil fixed part (11).
6. wireless charging transmitter as claimed in claim 5, which is characterized in that be printed on first printing surface
One layer of transmitting coil (21) includes the first end (211), the second end (212), be printed on second printing surface
Two layers of transmitting coil (22) are provided with third end (221), the 4th end (222), wherein, first end (211) and institute
It states charging circuit to be conductively connected, second end (212) is conductive even across second via (13) and third end (221)
It connects, the 4th end (222) is conductively connected with the charging circuit.
7. wireless charging transmitter as claimed in claim 5, which is characterized in that first layer transmitting coil (21) is printed on described
On first printing surface, including the first end (211), the second end (212), first end (211) is in the described first print
The brush space of a whole page is conductively connected with the charging circuit, and excessively described second via (13) of second end (212) is in the described second print
The brush space of a whole page turns to second layer transmitting coil (22), and the second end (212) are in second printing surface and the charging circuit
It is conductively connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721825836.0U CN207573092U (en) | 2017-12-21 | 2017-12-21 | A kind of wireless charging transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721825836.0U CN207573092U (en) | 2017-12-21 | 2017-12-21 | A kind of wireless charging transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207573092U true CN207573092U (en) | 2018-07-03 |
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ID=62685826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721825836.0U Active CN207573092U (en) | 2017-12-21 | 2017-12-21 | A kind of wireless charging transmitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207573092U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110768384A (en) * | 2018-07-27 | 2020-02-07 | 上海磊恰电子科技有限公司 | Wireless charging transmitting module and wireless charging receiving module |
-
2017
- 2017-12-21 CN CN201721825836.0U patent/CN207573092U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110768384A (en) * | 2018-07-27 | 2020-02-07 | 上海磊恰电子科技有限公司 | Wireless charging transmitting module and wireless charging receiving module |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 518000 floor 7, building C, Hezhou Anle Industrial Park, Hezhou community, Hangcheng street, Bao'an District, Shenzhen, Guangdong Province Patentee after: SHENZHEN PAIYI POWER TECHNOLOGY CO.,LTD. Address before: 518000 floor 3, No. 2, Yuandong West Road, Xinhe community, Fuyong street, Bao'an District, Shenzhen, Guangdong Patentee before: SHENZHEN PAIYI POWER TECHNOLOGY CO.,LTD. |
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| CP02 | Change in the address of a patent holder |