CN204068439U - Double-axis tracking formula radio energy connector - Google Patents
Double-axis tracking formula radio energy connector Download PDFInfo
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- CN204068439U CN204068439U CN201420372483.3U CN201420372483U CN204068439U CN 204068439 U CN204068439 U CN 204068439U CN 201420372483 U CN201420372483 U CN 201420372483U CN 204068439 U CN204068439 U CN 204068439U
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Abstract
The utility model discloses a kind of double-axis tracking formula radio energy connector, comprise MCR-WPT transmission system and stepping motor real-time tracking system; Wherein MCR-WPT transmission system adopts four loop constructions: high-frequency signal is carried out power amplification by high-frequency inversion module, stimulated emission coil and resonance coil are responded to, magnetic coupling resonance is produced between the resonance coil of simultaneously transmitting-receiving two-end, energy exchange occurs, and last receiving coil and resonance coil have responded to the wireless transmission of electric energy; Stepping motor real-time tracking system adopts closed-loop structure, be made up of major control module, information acquisition module, stepping motor and rotating mechanism, display, rotating mechanism includes a trunnion axis and a vertical axes, the utility model is by regulating the position of transmitting coil, dispatch coil central shaft can be kept parallel, and shown in real time by the operating state of display by system, effectively improve the efficiency of transmission of electric energy.
Description
Technical field
The present invention relates to a kind of electrical power connector being applied to wireless power transmission, be specifically related to a kind of double-axis tracking formula radio energy connector.
Background technology
Magnet coupled resonant type wireless delivery of electrical energy (magnetically-coupled resonant wireless power transfer, MCR-WPT), it is the delivery of electrical energy mode that one is applicable to moderate distance (transmission range is generally several times of transmission coil diameter), generally contain: direct voltage source, high-frequency inverter circuit, launching and receiving coil, load, it is not by the impact of the non magnetic barrier in space, compared to induction type wireless power transmission mode, it has farther transmission range, compared to radiant type wireless power transmission mode, it is less on the impact of electromagnetic environment, and it is more powerful, in existing transmission system, dispatch coil is all in coaxial state, be applicable to static state or dispatch coil can keep coaxial environment, actual use is for charging electric vehicle, large household appliance charging etc., this patent is in the unfixed situation of dispatch coil angle, by controlling motor-driven twin shaft, the angle of adjustment transmitting coil, improve the efficiency of transmission of electric energy, resonance type wireless electric energy transmission technology is made to be applied to more complicated scene, and the device of double-axis tracking, be applied to solar energy generation technology more, such as: " a kind of device (CN202694157U) utilizing single motor to realize solar biaxial tracking ", it comprises firm banking, rotary head, cell panel, slide rail, motor, control circuit, bevel gear and cam, described firm banking also comprises cone tooth, described stepping motor also comprises motor shaft, described rotary platform also comprises support, described control circuit comprises power module, single-chip microcomputer, timing module and motor drive module, although very similar, it is for generating electricity, and the energy consumption of its biaxial system itself also have impact on the performance of generating.
Stepping motor is the dynamo-electric executive component electric pulse (digital controlled signal) of input being converted to angular displacement or straight-line displacement, displacement due to stepping motor exports does not have accumulated error, its output corner, the number of rotating speed and input pulse, frequency is linear, be widely used in various opened loop control, as instrument and meter, robot, Digit Control Machine Tool etc., generally the control system of stepping motor can be divided into: open loop, semiclosed loop and closed-loop control system, although the opened loop control of stepping motor can meet accurately location, but in some occasion, still need the closed-loop control of stepping motor, as the continuous control situation of this patent, PLC and single-chip microcomputer all can be used as the controller of stepping motor: PLC is powerful, cost is higher, if only wasted one's talent on a petty job a little for controlling a stepping motor, and function of the MCU enough time, cost is very low.
Summary of the invention
For solving the problem, the invention discloses double-axis tracking formula radio energy connector, by the real-Time Tracking Control to stepping motor, transmission twin shaft, make transmitting-receiving two-end coil axis line keeping parallelism, thus reach receiving terminal is fixing also can with the object of available efficiency transmission electric energy.
For achieving the above object, technical scheme of the present invention is as follows:
Double-axis tracking formula radio energy connector, is characterized in that: comprise MCR-WPT transmission system and stepping motor real-time tracking system,
Wherein MCR-WPT transmission system adopts four loop constructions: high-frequency signal is carried out power amplification by high-frequency inversion module, stimulated emission coil and resonance coil are responded to, magnetic coupling resonance is produced between the resonance coil of simultaneously transmitting-receiving two-end, energy exchange occurs, and last receiving coil and resonance coil have responded to the wireless transmission of electric energy;
Stepping motor real-time tracking system adopts closed-loop structure, by major control module, information acquisition module, stepping motor and rotating mechanism, display is formed, major control module in charge signal transacting and step motor control, chip solution is main control chip MSP430F123 and driving chip UC3717AQ, it by output control pulse to driving chip, the start and stop of adjustment stepping motor and rotating, reach control transmitting coil towards object, forming primarily of gyroscope L3G4200D and Luo-coil LEM Flex RR30-24 of information acquisition module, they are arranged on transmitting coil and receiving coil respectively, gather the positional information from transmitting coil and the power information from load, and be sent to major control module, described stepping motor and rotating mechanism comprise a support and two stepping motors, transmitting coil is rack-mount, support has the rotating mechanism of a two-freedom to drive by centre, rotating mechanism includes a trunnion axis and a vertical axes, transmission is responsible for by stepping motor, display is connected with controller by serial line interface, system information can be shown in real time.
The invention has the beneficial effects as follows:
The present invention, by regulating the position of transmitting coil, can be kept dispatch coil central shaft parallel, and be shown in real time by the operating state of display by system, effectively improves the efficiency of transmission of electric energy.
Accompanying drawing explanation
Fig. 1 is overall schematic of the present invention.
Fig. 2 is that MCR-WPT transmission system coil energy of the present invention is with alternate angle variation diagram.
Fig. 3 is high-frequency inverter circuit of the present invention.
Fig. 4 is major control module control circuit chip connection layout of the present invention.
Fig. 5 is stepping motor of the present invention and rotating mechanism schematic diagram.
Embodiment
As shown in the figure, double-axis tracking formula radio energy connector of the present invention is formed primarily of MCR-WPT transmission system and stepping motor real-time tracking system, wherein:
The most basic implementation of MCR-WPT transmission system is employing two loop construction, this structure is along with the small increase of two coil distances, easily cause impedance mismatching, efficiency of transmission is sharply declined, in addition, resonance frequency due to dispatch coil is easily subject to the impact of power supply and load, cause off resonance, efficiency of transmission is declined, in order to address these problems, the present invention uses 4 loop constructions, high-frequency signal is carried out power amplification by high-frequency inversion module, circuit diagram as shown in Figure 3, by controlling the break-make of four switching tubes, just can produce at outlet side the ac square-wave voltage that amplitude equals input voltage, if outlet side forms LC antiresonant circuit, just can produce the sinusoidal voltage that effective value equals input voltage, stimulated emission coil and resonance coil are responded to make to receive and dispatch between resonance coil and are produced magnetic coupling resonance, there is energy exchange, resonance coil and the receiving coil of last receiving terminal have responded to electric energy wireless transmission, and resonance coil adopts the coiling of 2mm enamelled wire to form, and power amplification uses field effect transistor,
Stepping motor real-time tracking system adopts closed loop electric machine control system, includes major control module, information acquisition module, stepping motor and rotating mechanism, display is formed;
Major control module contains main control chip and stepping two driving chip, main control chip have selected 16 super low-power consumptions and has the mixed signal process chip MSP430F123 of reduced instruction set computer (RISC), be referred to as mixed-signal processor, because it is for practical application request, by on a single die integrated to the analog module of multiple difference in functionality, digital circuit blocks and microprocessor, to provide " monolithic " solution, MSP430F123 has 8 AD acquisition channels, distribute to gyroscope for 4, distribute to Luo-coil for 3.Interface voltage carries out changing the needs meeting major control module and communicate with PC by MAX3232 level transferring chip, and stepper motor driver chip adopts UC3717AQ, and whole control circuit chip connection layout as shown in Figure 4;
Information acquisition module forms primarily of Luo-coil LEM Flex RR30-24 and gyroscope L3G4200D, be respectively used to measure the power of receiving coil and the positional information of transmitting coil, wherein gyroscope calculates the angle of rotating by measuring angular speed, and Luo-coil is by carrying out differential process to the voltage signal sensed, accurately can measure the current information of receiving coil, stepping motor and rotating mechanism schematic diagram are as shown in Figure 5, comprise a support and two stepping motors, transmitting coil is rack-mount, support has the rotating mechanism of a two-freedom to drive by centre, rotating mechanism includes a trunnion axis and a vertical axes, control system controls two stepping motors of rotating mechanism, just can control turning to of transmitting coil, the mechanical device of two axles can carry out 360 ° of rotations, and trunnion axis only needs the rotation less than 180 °, meet comprehensive adjustment transmitting coil towards demand, display adopts conventional model LCD1602, there is volume smaller, display is relatively freely enriched, control fairly simple feature, it has two kinds of mode of operations, one will take 8 with data wire, one only takies 4 and follows data wire but want time sharing transmissions two secondary data, the present invention uses 8 lineman's operation modes, add 3 control lines, therefore it needs 11 I/O ports taking controller, display is connected with controller by serial line interface, system information can be shown in real time.
Technological means disclosed in the present invention program is not limited only to the technological means disclosed in above-mentioned execution mode, also comprises the technical scheme be made up of above technical characteristic combination in any.
Claims (1)
1. double-axis tracking formula radio energy connector, is characterized in that: comprise MCR-WPT transmission system and stepping motor real-time tracking system;
Wherein MCR-WPT transmission system adopts four loop constructions: high-frequency signal is carried out power amplification by high-frequency inversion module, stimulated emission coil and resonance coil are responded to, magnetic coupling resonance is produced between the resonance coil of simultaneously transmitting-receiving two-end, energy exchange occurs, and last receiving coil and resonance coil have responded to the wireless transmission of electric energy;
Stepping motor real-time tracking system adopts closed-loop structure, by major control module, information acquisition module, stepping motor and rotating mechanism, display is formed, major control module in charge signal transacting and step motor control, chip solution is main control chip MSP430F123 and driving chip UC3717AQ, it by output control pulse to driving chip, the start and stop of adjustment stepping motor and rotating, reach control transmitting coil towards object, forming primarily of gyroscope L3G4200D and Luo-coil LEM Flex RR30-24 of information acquisition module, they are arranged on transmitting coil and receiving coil respectively, gather the positional information from transmitting coil and the power information from load, and be sent to major control module, described stepping motor and rotating mechanism comprise a support and two stepping motors, transmitting coil is rack-mount, support has the rotating mechanism of a two-freedom to drive by centre, rotating mechanism includes a trunnion axis and a vertical axes, transmission is responsible for by stepping motor, display is connected with controller by serial line interface, system information can be shown in real time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420372483.3U CN204068439U (en) | 2014-07-08 | 2014-07-08 | Double-axis tracking formula radio energy connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420372483.3U CN204068439U (en) | 2014-07-08 | 2014-07-08 | Double-axis tracking formula radio energy connector |
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| Publication Number | Publication Date |
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| CN204068439U true CN204068439U (en) | 2014-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420372483.3U Expired - Fee Related CN204068439U (en) | 2014-07-08 | 2014-07-08 | Double-axis tracking formula radio energy connector |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108592781A (en) * | 2018-05-14 | 2018-09-28 | 同济大学 | A kind of motor rotor position detection method and detection device |
| CN108879993A (en) * | 2018-06-15 | 2018-11-23 | 芜湖启迪睿视信息技术有限公司 | A kind of wireless power control method of the low temperature cigarette of wireless charging |
| CN112165181A (en) * | 2020-09-16 | 2021-01-01 | 郑州轻工业大学 | Frequency self-adaptive adjustment wireless electric energy transmission system and method |
| CN112865339A (en) * | 2021-04-06 | 2021-05-28 | 江苏中信博新能源科技股份有限公司 | Photovoltaic support and photovoltaic support array |
-
2014
- 2014-07-08 CN CN201420372483.3U patent/CN204068439U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108592781A (en) * | 2018-05-14 | 2018-09-28 | 同济大学 | A kind of motor rotor position detection method and detection device |
| CN108592781B (en) * | 2018-05-14 | 2021-05-11 | 同济大学 | Motor rotor position detection method and detection device |
| CN108879993A (en) * | 2018-06-15 | 2018-11-23 | 芜湖启迪睿视信息技术有限公司 | A kind of wireless power control method of the low temperature cigarette of wireless charging |
| CN112165181A (en) * | 2020-09-16 | 2021-01-01 | 郑州轻工业大学 | Frequency self-adaptive adjustment wireless electric energy transmission system and method |
| CN112865339A (en) * | 2021-04-06 | 2021-05-28 | 江苏中信博新能源科技股份有限公司 | Photovoltaic support and photovoltaic support array |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20160708 |
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| CF01 | Termination of patent right due to non-payment of annual fee |