CN103532246A - Wireless power transmission module, wireless power supply transmitting terminal apparatus and electrical apparatus - Google Patents
Wireless power transmission module, wireless power supply transmitting terminal apparatus and electrical apparatus Download PDFInfo
- Publication number
- CN103532246A CN103532246A CN201210230547.1A CN201210230547A CN103532246A CN 103532246 A CN103532246 A CN 103532246A CN 201210230547 A CN201210230547 A CN 201210230547A CN 103532246 A CN103532246 A CN 103532246A
- Authority
- CN
- China
- Prior art keywords
- wireless power
- wire
- power transmission
- transmission module
- main body
- 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.)
- Granted
Links
Abstract
The invention discloses a wireless power transmission module, a wireless power supply transmitting terminal apparatus and an electrical apparatus. The wireless power transmission module includes a module insulation main body and at least one shielding body which is arranged at one end surface of the module insulation main body; the module insulation main body comprises a lower end plate; the center of the lower end surface is provided with a hollow area; an annular region of the module insulation main body which is located at the outer periphery of the hollow area forms a wire winding portion; wires are wound and distributed in the wire winding portion; the wire winding portion is provided with a wire isolation assembly; and the wound wires are separated by the wire isolation assembly. According to the wireless power transmission module of the invention, wire winding of the wireless power transmission module is improved, and therefore, the skin effect of the wires can be effectively eliminated, and safety can be improved, and the precision of electro-magnetic induction of transmitting and receiving modules can be improved, and voltage and current that meet the requirements of the parameters of the electrical apparatus can be supplied to the electrical apparatus; and at the same time, a shielding layer is additionally adopted, problems of too high temperature of the apparatus and serious electromagnetic interference, which are caused by eddy current effect generated by an electromagnetic field, can be avoided, and therefore, the apparatus can work normally.
Description
Technical field
The present invention relates to electric equipment field, and especially, relate to a kind of wireless power transmission module, wireless power transmitting end equipment and electric equipment.
Background technology
Traditional electrical equipment adopts power line from socket power taking conventionally, in use there is many potential safety hazards, in having the scene of water (for example, kitchen) be easy to cause user to get an electric shock, and the increase along with electric equipment quantity, a large amount of electric equipments can cause power line intricate, is not easy to use.
At present, for the problems referred to above, the scheme of some wireless power transmissions has been proposed, although these schemes can avoid occurring that electric equipment uses the situation of power line in a large number, but, wireless power technology mainly relies on the electromagnetic induction of transmitting coil and receiving coil, but, the error that the inductance intensity that currently used coil produces occurs is larger, can affect the voltage and current that is provided to electric equipment, cause actual power can not meet the need for electricity of electric equipment, even can damage electric equipment.
For even damaging the problem of electric equipment because wireless power transmission module exists defect to cause power supply not meet electric equipment parameter request in wireless power scheme in correlation technique, effective solution is not yet proposed at present.
Summary of the invention
For existing defect to cause power supply not meet electric equipment parameter request even can to damage the problem of electric equipment because wireless power transmission module exists electromagnetic interference and metal object is around produced to eddy current heat-dissipating etc. in wireless power scheme in correlation technique, the present invention proposes a kind of wireless power transmission module, wireless power transmitting end equipment and electric equipment, thereby can improve and make the electromagnetic induction of transmitter module and receiver module more accurate the coiling of wireless power transmission module, the voltage and current that meets electric equipment parameter request is provided.
Technical scheme of the present invention is achieved in that
According to an aspect of the present invention, provide a kind of wireless power transmission module.
According to the wireless power transmission module of the embodiment of the present invention, comprise:
Insulation module main body, insulation module main body comprises bottom plate, bottom plate center is provided with hollow region, the annular region of the insulation module main body outside hollow region forms winding section, wire is wound around and is distributed in winding section, wherein, winding section is provided with wire barrier assembly, and the wire of winding is arranged by the isolation of wire barrier assembly;
At least one shield, is arranged at an end face of upper module insulating body.
Wherein, wire, in insulation module body shaft to being wound around after one deck, extends to insulation module main body footpath and is upwards wound around setting with the skin of aforementioned wire; For insulation module main body axially on the layer conductor that is wound around along first direction, next layer conductor in the outside of this layer conductor is wound around along second direction, second direction is contrary with first direction.
In addition, in the footpath of insulation module main body, make progress, between the wire of different layers, there is gap.
Preferably, the winding section forming on bottom plate is loop configuration, wire barrier assembly is the outstanding a plurality of juts towards top that upwards distribute and arrange along the Different Diameter of the winding section of bottom plate, for the wire that is positioned at different layers in skeleton structure winding section on is radially separated.
In addition, insulation module main body further comprises upper head plate, and wire is wound around setting between upper head plate and bottom plate; And upper head plate and/or bottom plate are provided with at least one heat radiation through hole.
And, winding section axially on the wire number of turns that is wound around be 3-6 circle, the conductor layer being upwards wound around in the footpath of winding section is 4-8 layer.
And insulation module main body is insulation system, the outer rim of bottom plate is extended and to be provided with for the fixing fixed part of electric power transfer module.
Preferably, wire is silk bag litz wire or enamelled wire.
Alternatively, shield is double-deck, between gapped.
According to a further aspect in the invention, provide a kind of wireless power transmitting end equipment, be provided with above-mentioned wireless power transmission module as the transmitter module of wireless power.
In accordance with a further aspect of the present invention, provide a kind of electric equipment, be provided with above-mentioned wireless power transmission module as the receiver module of wireless power.
The present invention is by improving the coiling of wireless power transmission module, can effectively eliminate the skin effect of wire, avoid wire unnecessarily to heat up, improved the fail safe of using, and can effectively improve the accuracy of the electromagnetic induction of transmitter module and receiver module, the voltage and current that meets electric equipment parameter request is offered to electric equipment, increase screen simultaneously and avoid producing because of the electromagnetic field of wireless power the problem that eddy current effect causes the too high problem of device temperature and electromagnetic interference, electric equipment can be worked.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is according to the structure chart of the wireless power transmission module of the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, the every other embodiment that those of ordinary skills obtain, belongs to the scope of protection of the invention.
According to embodiments of the invention, provide a kind of wireless power transmission module (for example, can be coil).
As shown in Figure 1, according to the wireless power transmission module of the embodiment of the present invention, comprise:
Insulation module main body 1 (for example, can be bobbin), be used for being wound around wire, insulation module main body 1 comprises bottom plate, and bottom plate center is provided with hollow region, and the annular region of the insulation module main body 1 outside hollow region forms winding section (can be skeleton structure), wire is wound around and is distributed in winding section, wherein, winding section is provided with wire barrier assembly, and the wire of winding is arranged by the isolation of wire barrier assembly;
At least one shield, is arranged at above an end face end plate of upper module insulating body 1.
That is to say, wire barrier assembly defines the groove position that is wound around wire, and wire can be separated to certain interval, coupling coil adopts the coiling of multilayer concentric winding method in the groove position of insulation module main body, innermost layer coil first coiling starts the outer layer conductor of coiling successively after completing.
By being wound around regularly wire, and in winding process, be the gapped mode of tool between wire, can effectively improve the accuracy of the electromagnetic induction of transmitter module and receiver module, avoid wire unnecessarily to generate heat, reduce the temperature of wire, improved the fail safe of using.
As shown in Figure 1, shield can be double-decker, comprising two shields (shield can be sheet, now can be called screen):
The first shield (comprising the magnetic sheet fixed part 2 shown in Fig. 1 and magnetic sheet 3), is arranged at insulation module main body 1 top;
Secondary shielding body 4, is arranged at the first shield top.And, between the first shield and secondary shielding body, there is certain interval (can be several millimeters).
Wherein, as shown in Figure 1, the first shield comprises:
Magnetic sheet fixed part 2, is arranged at insulation module main body 1 top, and magnetic sheet fixed part 2 is provided with a plurality of openings;
Magnetic sheet 3, is arranged in the opening of magnetic sheet fixed part 2.
Wherein, wire is axially wound around after one deck in insulation module main body 1, extends to insulation module main body 1 footpath and is upwards wound around setting with the skin of aforementioned wire; For insulation module main body 1 axially on the layer conductor that is wound around along first direction, next layer conductor in the outside of this layer conductor is wound around along second direction, second direction is contrary with first direction.
And as shown in Figure 1, the quantity of magnetic sheet fixed part 2 is a plurality of, each magnetic sheet fixed part is fan-shaped and covers the top of the wire of winding.And each in a plurality of magnetic sheet fixed parts 2 is provided with at least one for holding the opening of magnetic sheet 3.
Wherein, insulation module main body 1 comprises bottom plate 6, and bottom plate 6 centers are provided with cylindrical bone shelf structure 5, wire is wrapped in skeleton structure 5, wherein, skeleton structure 5 axially on be wound around a layer conductor after, in skeleton structure 5 footpaths upwards in the outer felt of this layer conductor around next layer conductor.
Wherein, skeleton structure 5 axially on along first direction, be wound around after a layer conductor, in the outside of this layer conductor, along second direction, be wound around next layer conductor, second direction is contrary with first direction.That is to say, in Fig. 1, shown wireless power transmission module is horizontal positioned, and skeleton structure is axial just perpendicular to horizontal direction so, if be wound around from bottom to up during a layer conductor, the layer conductor outside this layer conductor just can be wound around from top to bottom.
In addition, in the footpath of skeleton structure 5, make progress, between the wire of different layers, there is gap.
Alternatively, skeleton structure 5 footpaths are made progress and between different layers wire, there is gap, wire barrier assembly be for can be along the Different Diameter of bottom plate 6 to being provided with a plurality of juts 7 outstanding towards top, for the wire that is positioned at different layers in skeleton structure 5 on is radially separated.
As shown in Figure 1, jut 7 can extend upward a plurality of crossbeams 8 that radially arrange that reach along bottom plate 6 from bottom plate.The wire being wound around, by through adjacent jut, for example, supposes upwards to arrange in each footpath 1 jut, and the two-layer conductor separation that just footpath can be made progress is opened, and by that analogy, if 5 juts are set, 6 layer conductors that just footpath upwards can be wound around are separated.Wherein, jut 7 can be stud bump.In other embodiments, jut can be lamellar projection, this lamellar projection extends along circumferencial direction, thereby between two adjacent juts, formed the structure of tunnel-shaped, be used for holding wire, that is to say, insulation module body groove position is formed by the loop configuration of being interrupted, wire has specific gap because of the constraint of groove position between layers, so can increase the mechanical strength of jut.In addition, jut can also be other shapes.
Alternatively, bottom plate 6 can be circle, can be also other shapes.
In addition, bottom plate 6 can be provided with at least one heat radiation through hole.
In addition, insulation module main body 1 further comprises upper head plate (not shown), and wire is wound to skeleton structure 5 between upper head plate and bottom plate 6, and upper head plate and/or bottom plate 6 are provided with at least one heat radiation through hole.
In addition, skeleton structure 5 axially on the wire number of turns that is wound around be 4 circles, the conductor layer being upwards wound around in the footpath of skeleton structure is 6 layers.
Preferably, skeleton structure 5 is hollow structure.
In addition, above-mentioned wire is the wire that is coated with insulating material, and the outer rim extension of bottom plate is provided with for the fixing fixed part of electric power transfer module.
Preferably, wire is silk-covered wire (for example, can be litz wire), and in addition, wire also can adopt enamelled wire.By adopting litz wire, can effectively overcome the skin effect on wire, further avoid the problem of conductor overheating, further guaranteed the fail safe of using.
According to a further aspect in the invention, provide a kind of wireless power transmitting end equipment, be provided with above-mentioned wireless power transmission module as the transmitter module of wireless power.Wherein, coupling coil adopts the coiling of multilayer concentric winding method in the groove position of insulation module main body, innermost layer coil first coiling starts the outer layer conductor of coiling successively after completing, the groove position of insulation module main body is formed by the loop configuration of being interrupted, wire is between layers because the constraint of groove position has specific gap, the annular space that is similar to that described gap forms connects the upper surface of described coil and lower surface mutually, and the sector space being configured to coupling coil magnetic sheet forms gas flow channel in order to coordinate wind-cooling heat dissipating, coupling coil bottom surface (for example connects apart from magnetic sheet specific range, riveted joint) or to be bonded with shield (can be sheet metal, for example shielding aluminium flake).
Like this, in wireless power transmitting end equipment side, coordinate air register and air-cooled fan just can when realizing radio energy transmitting, to transmitter module, carry out efficiently radiates heat.
The first shield can be limited in its inside by most of magnetic line of force, reduces the electromagnetic wave leakage of coil device shield one side; Adopt secondary shielding body to absorb further the electromagnetic wave of revealing from the first shield, by producing eddy current and produce the electromagnetic exposure that reverse electromagnetic field carrys out weakened line coil apparatus shield one side in secondary shielding body inside simultaneously.Therefore, the electromagnetic screen being comprised of the first shield and secondary shielding body not only can reduce the coil device electromagnetic exposure in space towards periphery effectively, and what guarantee that Wireless power transmission system produces does not cause and disturb or damage to surrounding environment human body, electronic product and with the product of metal object compared with strong-electromagnetic field; Also improve the anti-interference energy of coil device itself simultaneously, strengthened the stability of a system, avoided the unstable even damage of system causing near coil device because of metal or magnetic bodies.In addition, the application of the first shield can increase the inductance value of coil device, can reduce coil windings and reduce coil rack when coil device designs, and not only can reduce costs, and can make product design more frivolous.
In accordance with a further aspect of the present invention, provide a kind of electric equipment, be provided with above-mentioned wireless power transmission module as the receiver module of wireless power.
In sum, the present invention is by improving the coiling of wireless power transmission module, adopt multilayer dredge around mode, make the winding of wire more regular, can effectively eliminate the skin effect of wire, avoid wire unnecessarily to heat up, improved the fail safe of using, and the accuracy that can effectively improve the electromagnetic induction of transmitter module and receiver module, offers electric equipment by the voltage and current that meets electric equipment parameter request, electric equipment can be worked.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (11)
1. a wireless power transmission module, is characterized in that, comprising:
Insulation module main body, described insulation module main body comprises bottom plate, described bottom plate center is provided with hollow region, the annular region of the insulation module main body outside hollow region forms winding section, wire is wound around and is distributed in described winding section, wherein, described winding section is provided with wire barrier assembly, and the described wire of winding is arranged by described wire barrier assembly isolation;
At least one shield, is arranged at an end face of described upper module insulating body.
2. wireless power transmission module according to claim 1, is characterized in that, described wire, in described insulation module body shaft to being wound around after one deck, extends to described insulation module main body footpath and is upwards wound around setting with the skin of aforementioned wire; For described insulation module main body axially on the layer conductor that is wound around along first direction, next layer conductor in the outside of this layer conductor is wound around along second direction, described second direction is contrary with described first direction.
3. wireless power transmission module according to claim 2, is characterized in that, in the footpath of described insulation module main body, makes progress, and between the wire of different layers, has gap.
4. wireless power transmission module according to claim 1, it is characterized in that, the winding section forming on described bottom plate is loop configuration, described wire barrier assembly is the outstanding a plurality of juts towards top that upwards distribute and arrange along the Different Diameter of the winding section of described bottom plate, for the wire that is positioned at different layers in described skeleton structure winding section on is radially separated.
5. wireless power transmission module according to claim 1, is characterized in that, described insulation module main body further comprises upper head plate, and wire is wound around setting between described upper head plate and described bottom plate; And described upper head plate and/or described bottom plate are provided with at least one heat radiation through hole.
6. according to the wireless power transmission module described in any one in claim 1-5, it is characterized in that, described winding section axially on the wire number of turns that is wound around be 3-6 circle, the conductor layer being upwards wound around in the footpath of described winding section is 4-8 layer.
7. according to the wireless power transmission module described in any one in claim 1-5, it is characterized in that, described insulation module main body is insulation system, and the outer rim of described bottom plate is extended and is provided with for the fixing fixed part of electric power transfer module.
8. according to the wireless power transmission module described in any one in claim 1-5, it is characterized in that, described wire is silk bag litz wire or enamelled wire.
9. wireless power transmission module according to claim 1, is characterized in that, shield is double-deck, between gapped.
10. a wireless power transmitting end equipment, is characterized in that, is provided with the transmitter module as wireless power according to the wireless power transmission module described in any one in claim 1-5.
11. 1 kinds of electric equipments, is characterized in that, are provided with the receiver module as wireless power according to the wireless power transmission module described in any one in claim 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210230547.1A CN103532246B (en) | 2012-07-04 | 2012-07-04 | Wireless power transmission module, wireless power transmitting end equipment and electric equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210230547.1A CN103532246B (en) | 2012-07-04 | 2012-07-04 | Wireless power transmission module, wireless power transmitting end equipment and electric equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103532246A true CN103532246A (en) | 2014-01-22 |
| CN103532246B CN103532246B (en) | 2016-05-11 |
Family
ID=49934034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210230547.1A Active CN103532246B (en) | 2012-07-04 | 2012-07-04 | Wireless power transmission module, wireless power transmitting end equipment and electric equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103532246B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103986245A (en) * | 2014-06-04 | 2014-08-13 | 中国矿业大学(北京) | Wireless electric energy transmission system and method based on double-layer two-way spiral coils |
| CN105702441A (en) * | 2014-12-16 | 2016-06-22 | 西门子公司 | Coil unit for a transmission arrangement for inductive transmission of energy |
| CN106981932A (en) * | 2016-12-21 | 2017-07-25 | 周氏创艺国际有限公司 | Wireless charging device and its method |
| CN109327081A (en) * | 2017-08-01 | 2019-02-12 | 中惠创智无线供电技术有限公司 | A kind of wireless electric energy transmission device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009027025A (en) * | 2007-07-20 | 2009-02-05 | Seiko Epson Corp | Coil unit, and electronic instrument |
| CN202126904U (en) * | 2011-05-31 | 2012-01-25 | 海尔集团公司 | Coil device of coil framework and wireless power transmission system |
| CN102428622A (en) * | 2009-05-20 | 2012-04-25 | 皇家飞利浦电子股份有限公司 | Electronic device having an inductive receiver coil with ultra-thin shielding layer and method |
-
2012
- 2012-07-04 CN CN201210230547.1A patent/CN103532246B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009027025A (en) * | 2007-07-20 | 2009-02-05 | Seiko Epson Corp | Coil unit, and electronic instrument |
| CN102428622A (en) * | 2009-05-20 | 2012-04-25 | 皇家飞利浦电子股份有限公司 | Electronic device having an inductive receiver coil with ultra-thin shielding layer and method |
| CN202126904U (en) * | 2011-05-31 | 2012-01-25 | 海尔集团公司 | Coil device of coil framework and wireless power transmission system |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103986245A (en) * | 2014-06-04 | 2014-08-13 | 中国矿业大学(北京) | Wireless electric energy transmission system and method based on double-layer two-way spiral coils |
| CN103986245B (en) * | 2014-06-04 | 2016-08-03 | 中国矿业大学(北京) | Radio energy transmission system based on double-layer double-direction spiral winding and method |
| CN105702441A (en) * | 2014-12-16 | 2016-06-22 | 西门子公司 | Coil unit for a transmission arrangement for inductive transmission of energy |
| CN106981932A (en) * | 2016-12-21 | 2017-07-25 | 周氏创艺国际有限公司 | Wireless charging device and its method |
| CN109327081A (en) * | 2017-08-01 | 2019-02-12 | 中惠创智无线供电技术有限公司 | A kind of wireless electric energy transmission device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103532246B (en) | 2016-05-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11689056B2 (en) | Transmitting assembly for a universal wireless charging device and a method thereof | |
| KR102167688B1 (en) | Receiving coil for wireless chargement of electric vehicle and wireless power receiving apparatus using the same | |
| US9859718B2 (en) | Power supply unit, power receiving unit, and power supply system | |
| US10014105B2 (en) | Coil unit and wireless power transmission device | |
| CN105845404B (en) | The transmitting coil structure and its winding method of a kind of high quality factor | |
| EP3109873B1 (en) | Inductor coil and electromagnetic component | |
| CN108257772A (en) | Transformer with the shielded layer for reducing common-mode noise | |
| CN103532246A (en) | Wireless power transmission module, wireless power supply transmitting terminal apparatus and electrical apparatus | |
| CN104269242A (en) | Arc-shaped vertically-wound inductor | |
| CN110301019B (en) | Transformer and switching power supply | |
| CN203504792U (en) | Coil apparatus preventing electromagnetic leakage | |
| CN103532247B (en) | Wireless power transmission module, wireless power transmitting end equipment and electric equipment | |
| CN105655098A (en) | Transformer and method for manufacturing same | |
| JP6093908B2 (en) | Wireless power receiver | |
| CN109643605B (en) | Inductor for high frequency and high power applications | |
| US10665382B2 (en) | Stationary induction apparatus | |
| CN106898473B (en) | A kind of lattice coil | |
| CN105405590A (en) | Air blast transformer | |
| CN203760299U (en) | Transformer of inverter welding machine | |
| CN205595201U (en) | Toroidal transformer of magnetic shielding tube embedment | |
| CN202102849U (en) | High-frequency switching power supply transformer | |
| CN207688660U (en) | A kind of intermediate frequency furnace load coil with magnetism isolating effect | |
| CN107146688B (en) | Winding wire | |
| CN107331498A (en) | A kind of toroidal transformer of magnetic shielding cylinder embedding | |
| CN107093515B (en) | A kind of inductance, transformer and electrical equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |