CN205453315U - A wireless power supply device for electromagnetism stove - Google Patents
A wireless power supply device for electromagnetism stove Download PDFInfo
- Publication number
- CN205453315U CN205453315U CN201521135545.XU CN201521135545U CN205453315U CN 205453315 U CN205453315 U CN 205453315U CN 201521135545 U CN201521135545 U CN 201521135545U CN 205453315 U CN205453315 U CN 205453315U
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- wireless power
- coil
- electromagnetic induction
- power supply
- electromagnetic oven
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Abstract
The utility model provides a wireless power supply device for electromagnetism stove, wireless power supply device is including setting up wireless power supply emitter and the wireless power supply receiving arrangement of setting in the kettle in the electromagnetism stove, be equipped with induction electricity -taking coil and electromagnetic induction transmitting coil among the wireless power supply emitter, the induction electricity -taking coil pair answers the heating coil panel in the electromagnetism stove to set up, correspond among the wireless power supply receiving arrangement electromagnetic induction transmitting coil be equipped with electromagnetic induction receiving coil, electromagnetic induction transmitting coil concatenates through first electric capacity and induction electricity -taking coil, electromagnetic induction transmitting coil's the parallelly connected second electric capacity in both ends. The utility model discloses guarantee electromagnetic induction transmitting coil job stabilization nature, can send electromagnetic signal to electromagnetic induction receiving coil effectively safely, electromagnetic induction receiving coil sets up at the kettle handle bottom of kettle, installation simple process, overcome the inconvenience of frequent change battery, safe and reliable, it is with low costs.
Description
Technical field
This utility model relates to a kind of electromagnetic oven, particularly relates to a kind of wireless power supply for electromagnetic oven.
Background technology
Electromagnetic oven is a kind of kitchen appliance utilizing electromagnetic induction principle to convert electrical energy into heat energy, inside electromagnetic oven, by rectification circuit, the alternating voltage of 50/60HZ is become the DC voltage of 300V, through control circuit, DC voltage is converted into the high frequency alternating current that frequency is 20-40KHZ again, high frequency alternating current can produce the magnetic field of high-frequency alternating by coil, countless little eddy current is produced in the magnetic line of force in magnetic field is by metalware (magnetic conduction conductive material again) bottom metal body, make vessel heated at high speed voluntarily itself, then reheat the water in vessel or food.
In order to increase some additional functions of electromagnetic oven, people can be provided with temperature measurement circuit, water-level detecting circuit, switch kettle lid device and electromagnetic oven hosi wireless communication circuit on kettle teapot, all these being directed to is powered, if powered with battery, battery will be regularly replaced, if will result in the inefficacy of these additional functions as above during battery electric quantity deficiency, will occur such as: kettle teapot dry combustion method, kettle lid are not opened or the problem of Guan Bushang.
The most battery powered wireless charger is to utilize electromagnetic induction principle, high-frequency alternating magnetic field is produced by emitter, the receiving terminal that electronic product is provided with, by the electromagnetic energy of coil magnetic field coupling pickup transmitting terminal, after rectifying and wave-filtering, charges to electronic product with fixing DC voltage.These electronic products are typically portable digital equipment, such as mobile phone, digital camera etc..Wireless charging eliminates charging connection wire, and offer convenience experience.
The wireless charging circuit being used on intelligence water boiling device at present is the most complicated, thus relatively costly.And the existing electromagnetic oven with wireless power supply and kettle teapot then need each additionally to arrange wireless charging circuit, which not only adds accessory, the most extra circuit structure arranged makes whole circuit more complicated, improves production cost and security risk.
The Chinese utility model patent of an existing Patent No. 201210392896.3 discloses a kind of wireless induction supply intelligent perception pan on April 16th, 2014, by arranging electromagnetic induction coil at pan, utilize the heater coil disc in electromagnetic oven operationally to produce changes of magnetic field, and then to be converted into electric energy by this sensing electricity taking coil be the electronic circuitry on electromagnetic oven cooker.Although this wireless power supply instead of battery and powers, but utilize original heating coil panel of electromagnetic oven as wireless power transmitting coil, need to install in the bottom of pan heating location electromagnetic induction coil accordingly, mounting process is complicated and installation is the most firm, not only affect charge efficiency but also life-time service is easily caused coil and comes off, affect the normal use of user.
Utility model content
nullThe technical problems to be solved in the utility model，It is to provide a kind of wireless power supply for electromagnetic oven，It is arranged in electromagnetic oven and kettle teapot，The body of heater of described electromagnetic oven is provided with heater coil disc，Described kettle teapot includes kettle body and kettle handle，Described wireless power supply includes being arranged on wireless power discharger and the wireless power being arranged in kettle teapot in electromagnetic oven and receives device，Described wireless power discharger is provided with sensing electricity taking coil and electromagnetic induction transmitting coil，Heater coil disc in described sensing electricity taking coil correspondence electromagnetic oven is arranged，In described wireless power reception device, the electromagnetic induction transmitting coil described in correspondence is provided with electromagnetic induction receiving coil，Described electromagnetic induction transmitting coil is concatenated with sensing electricity taking coil by the first electric capacity，The two ends of described electromagnetic induction transmitting coil the second electric capacity in parallel，Described electromagnetic induction receiving coil is arranged on bottom the kettle handle of kettle teapot.
Further, described electromagnetic induction receiving coil two ends are parallel with the 3rd electric capacity, thus constitute wireless power and receive circuit.
Further, described wireless power receives wireless power reception circuit, regulator rectifier circuit and the electrical storage device that device includes being sequentially connected with, and the electronic component of described electrical storage device adjunct circuit in kettle teapot is powered.
Further, the body of heater top of described electromagnetic oven is provided with panel, the position that described sensing electricity taking coil is mounted between heater coil disc and panel.
Further, described electromagnetic induction transmitting coil is arranged close to lower panels, or the upper surface of panel.
Further, the number of turn of described sensing electricity taking coil is 1～10 circles.
Further, described sensing electricity taking coil is rounded, and its diameter is between the internal diameter and external diameter of heater coil disc；Square or rectangular or rhombus, circular can also be set to.
Further, a diameter of the 40～200mm of described sensing electricity taking coil, preferably 50～70mm.
Further, posting antifreeze plate bottom described electromagnetic induction transmitting coil, antifreeze plate is posted at described electromagnetic induction receiving coil top.
Further, described electromagnetic induction transmitting coil ovalize or rectangle.
Further, the capacity of described first electric capacity is 0.1～2uF, preferably 0.47uF；Described second electric capacity and the 3rd electric capacity are resonant capacitance, and capacity is 0.05～1uF, preferably 0.47uF；The inductance value of described electromagnetic induction transmitting coil is 5～20uH, preferably 7～8uH；The inductance value of described electromagnetic induction receiving coil is 5～20uH, preferably 7～12uH.
This utility model is devised and can obtain the sensing electricity taking coil obtaining electric energy when being worked by heater coil disc, and it is sequentially connected in series the first electric capacity and electromagnetic induction transmitting coil on electromagnetic oven sensing electricity taking coil, the second electric capacity in parallel at electromagnetic induction transmitting coil two ends simultaneously, formed resonance circuit, after electromagnetic oven energising work so constitute wireless power discharger.The normal heating neither disturbing heater coil disc works, and can guarantee that again the stability that electromagnetic induction transmitting coil works, and safely and effectively can send electromagnetic signal to electromagnetic induction receiving coil；Electromagnetic induction receiving coil is arranged on bottom the kettle handle of kettle teapot, and mounting process is simple, fixed；Whole device circuit simple in construction, overcomes the inconvenience frequently changing battery, safe and reliable, low cost.
Accompanying drawing explanation
This utility model is further described the most in conjunction with the embodiments.
Fig. 1 is the structural representation of electromagnetic oven of the present utility model and kettle teapot；
Fig. 2 is the main attachment structure schematic diagram of wireless power discharger of the present utility model；
Fig. 3 is the module diagram that wireless power of the present utility model receives device.
Description of reference numerals:
10-kettle teapot, 11-kettle handle, 12-kettle body, 13-electromagnetic induction receiving coil, 20-electromagnetic oven, 21-panel, 22-senses electricity taking coil, 23-heater coil disc, 24-circuit main board, 25-electromagnetic induction transmitting coil, C1-the first electric capacity, C2-the second electric capacity.
Detailed description of the invention
Referring to Fig. 1 and 2, be a kind of electromagnetic oven 20 as most preferred embodiment of the present utility model and kettle teapot 10, this electromagnetic oven 20 includes body of heater.This body of heater top is provided with panel 21, and this panel 21 is microcrystal face plate.This furnace interior is provided with circuit main board 24, heater coil disc 23, sensing electricity taking coil 22 and wireless power discharger, and this sensing electricity taking coil 22 is mounted on the position between heater coil disc 23 and panel 21.This wireless power discharger includes electromagnetic induction transmitting coil the 25, first electric capacity C1 and the second electric capacity C2.This electromagnetic induction transmitting coil 25 is arranged on below this panel 21, and this electromagnetic induction transmitting coil 25 is concatenated with the sensing electricity taking coil 22 in electromagnetic oven 20 by the first electric capacity C1, the two ends of this electromagnetic induction transmitting coil 25 second electric capacity C2 in parallel.
This kettle teapot 10 includes kettle body 12 and kettle handle 11, this kettle handle 11 preferably employs plastic material and makes, and is provided with electromagnetic induction receiving coil 13, electromagnetic induction receiving coil 13 is arranged on this position bottom this kettle handle 11, mounting process is simple, and ensures life-time service difficult drop-off.This electromagnetic induction receiving coil 13 can carry out coiling with multiply enamel-covered wire.These electromagnetic induction receiving coil 13 two ends are parallel with the 3rd electric capacity, thus constitute wireless power and receive circuit.This wireless power receives this electromagnetic induction transmitting coil 25 relatively in device and is provided with electromagnetic induction receiving coil 13.
The electromagnetic induction transmitting coil 25 of the present embodiment is mounted between heater coil disc 23 and panel 21 position near kettle teapot 10 handle bottom side but it also may be arranged on panel 21.This sensing electricity taking coil 22 is rounded or square rectangle or rhombus, circular, and its diameter, between the internal diameter and external diameter of heater coil disc 23, is 40～200mm, preferably 50～70mm.Electromagnetic induction transmitting coil 25 can be done ovalisation or rectangle to increase induction area, coiling can be carried out with multiply enamel-covered wire.The capacity of this first electric capacity C1 is 0.1～2uF, preferably 0.47uF；This second electric capacity C2 and the 3rd electric capacity are resonant capacitance, and capacity is 0.05～1uF, preferably 0.47uF.Select the capacity cell of appropriate electrical capacitance, constitute series and parallel resonance circuit, Electromagnetic Launching efficiency and receiving range can be improved.The number of turn of this sensing electricity taking coil 22 is 1～10 circles, can regulate induced voltage by the number of turn of regulation sensing electricity taking coil 22 thus regulate wireless power and launch power.The inductance value of this electromagnetic induction transmitting coil 25 is 5～20uH, preferably 7～8uH；The inductance value of this electromagnetic induction receiving coil 13 is 5～20uH, preferably 7～12uH.Posting antifreeze plate bottom this electromagnetic induction transmitting coil 25, antifreeze plate is posted at this electromagnetic induction receiving coil 13 top, these antifreeze plates can outside coil reflected electromagnetic signal, so can increase Electromagnetic Launching and receiving efficiency.
As it is shown on figure 3, this wireless power receives wireless power reception circuit, regulator rectifier circuit and the electrical storage device that device includes being sequentially connected with, the electronic component of this electrical storage device adjunct circuit in kettle teapot 10 is powered.This electrical storage device can be jumbo capacitor, can also be rechargeable battery etc., and so when electromagnetic oven 20 is idle time, the electronic component of kettle teapot 10 can also be powered by electrical storage device and normally work.
In sum, this utility model is devised and can obtain the sensing electricity taking coil obtaining electric energy when being worked by heater coil disc, and it is sequentially connected in series the first electric capacity and electromagnetic induction transmitting coil on electromagnetic oven sensing electricity taking coil, the second electric capacity in parallel at electromagnetic induction transmitting coil two ends simultaneously, formed resonance circuit, after electromagnetic oven energising work so constitute wireless power discharger.The normal heating neither disturbing heater coil disc works, and can guarantee that again the stability that electromagnetic induction transmitting coil works, and safely and effectively can send electromagnetic signal to electromagnetic induction receiving coil；Electromagnetic induction receiving coil is arranged on bottom the kettle handle of kettle teapot, and mounting process is simple, fixed；Whole device circuit simple in construction, overcomes the inconvenience frequently changing battery, safe and reliable, low cost.
Above in conjunction with accompanying drawing, this utility model is exemplarily described; obviously this utility model implements and is not subject to the restrictions described above; as long as have employed the improvement of the various unsubstantialities that method of the present utility model design is carried out with technical scheme; or the most improved design of the present utility model and technical scheme are directly applied to other occasion, all within protection domain of the present utility model.
Claims (10)
- null1. the wireless power supply for electromagnetic oven，It is arranged in electromagnetic oven and kettle teapot，The body of heater of described electromagnetic oven is provided with heater coil disc，Described kettle teapot includes kettle body and kettle handle，It is characterized in that，Described wireless power supply includes being arranged on wireless power discharger and the wireless power being arranged in kettle teapot in electromagnetic oven and receives device，Described wireless power discharger is provided with sensing electricity taking coil and electromagnetic induction transmitting coil，Heater coil disc in described sensing electricity taking coil correspondence electromagnetic oven is arranged，In described wireless power reception device, the electromagnetic induction transmitting coil described in correspondence is provided with electromagnetic induction receiving coil，Described electromagnetic induction transmitting coil is concatenated with sensing electricity taking coil by the first electric capacity，The two ends of described electromagnetic induction transmitting coil the second electric capacity in parallel，Described electromagnetic induction receiving coil is arranged on bottom the kettle handle of kettle teapot.
- Wireless power supply for electromagnetic oven the most according to claim 1, it is characterised in that described electromagnetic induction receiving coil two ends are parallel with the 3rd electric capacity, thus constitute wireless power and receive circuit.
- Wireless power supply for electromagnetic oven the most according to claim 1 and 2, it is characterized in that, described wireless power receives wireless power reception circuit, regulator rectifier circuit and the electrical storage device that device includes being sequentially connected with, and the electronic component of described electrical storage device adjunct circuit in kettle teapot is powered.
- Wireless power supply for electromagnetic oven the most according to claim 1 and 2, it is characterised in that the body of heater top of described electromagnetic oven is provided with panel, the position that described sensing electricity taking coil is mounted between heater coil disc and panel.
- Wireless power supply for electromagnetic oven the most according to claim 4, it is characterised in that described electromagnetic induction transmitting coil is arranged close to lower panels, or the upper surface of panel.
- Wireless power supply for electromagnetic oven the most according to claim 1, it is characterised in that the number of turn of described sensing electricity taking coil is 1～10 circles.
- Wireless power supply for electromagnetic oven the most according to claim 1, it is characterised in that a diameter of the 40～200mm of described sensing electricity taking coil.
- Wireless power supply for electromagnetic oven the most according to claim 1, it is characterised in that the capacity of described first electric capacity is 0.1～2uF；Described second electric capacity and the 3rd electric capacity are resonant capacitance, and capacity is 0.05～1uF；The inductance value of described electromagnetic induction transmitting coil is 5～20uH；The inductance value of described electromagnetic induction receiving coil is 5～20uH.
- Wireless power supply for electromagnetic oven the most according to claim 1, it is characterised in that post antifreeze plate bottom described electromagnetic induction transmitting coil, antifreeze plate is posted at described electromagnetic induction receiving coil top.
- Wireless power supply for electromagnetic oven the most according to claim 1, it is characterised in that described electromagnetic induction transmitting coil ovalize or rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521135545.XU CN205453315U (en) | 2015-12-31 | 2015-12-31 | A wireless power supply device for electromagnetism stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521135545.XU CN205453315U (en) | 2015-12-31 | 2015-12-31 | A wireless power supply device for electromagnetism stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205453315U true CN205453315U (en) | 2016-08-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521135545.XU Withdrawn - After Issue CN205453315U (en) | 2015-12-31 | 2015-12-31 | A wireless power supply device for electromagnetism stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205453315U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105429316A (en) * | 2015-12-31 | 2016-03-23 | 厦门越一电子科技有限公司 | Wireless power supply device for induction cooker |
| CN110620436A (en) * | 2018-06-19 | 2019-12-27 | 佛山市顺德区美的电热电器制造有限公司 | Power supply control method and device, storage medium and cooking equipment |
-
2015
- 2015-12-31 CN CN201521135545.XU patent/CN205453315U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105429316A (en) * | 2015-12-31 | 2016-03-23 | 厦门越一电子科技有限公司 | Wireless power supply device for induction cooker |
| CN110620436A (en) * | 2018-06-19 | 2019-12-27 | 佛山市顺德区美的电热电器制造有限公司 | Power supply control method and device, storage medium and cooking equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160810 Effective date of abandoning: 20171017 |