CN206283301U - Cable tunnel inspection robot wireless charging system based on overlapping four transmitting coils - Google Patents
Cable tunnel inspection robot wireless charging system based on overlapping four transmitting coils Download PDFInfo
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- CN206283301U CN206283301U CN201621418418.5U CN201621418418U CN206283301U CN 206283301 U CN206283301 U CN 206283301U CN 201621418418 U CN201621418418 U CN 201621418418U CN 206283301 U CN206283301 U CN 206283301U
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
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Abstract
The utility model discloses a kind of cable tunnel inspection robot wireless charging system based on overlapping four transmitting coils, including transmitter unit, receiving unit and ZigBee communication module, wherein, transmitting coil in transmitter unit is 4 located at the conplane big circular coil of grade being serially connected, the center of circle of each circular coil surrounds square, and each circular coil is partly overlapping each other；The second controller in the first controller and receiving unit in transmitter unit carries out wireless connection by ZigBee communication module.The utility model is using overlapping four transmitting coil structures, strengthen overlapping region magnetic induction intensity by reducing the magnetic field at transmitting coil edge, so as to reduce magnetic field exposure, system capacity efficiency of transmission is improved, fast wireless charging can be carried out for double cable guide rail formula cable tunnel inspection robots.
Description
Technical field
The utility model relates generally to radio frequency identification technology RFID and wireless power transmission technology, and in particular to a kind of
Cable tunnel inspection robot wireless charging system based on overlapping four transmitting coils.
Background technology
Wireless power technology（Radio energy-transmitting）With electric power system need not be connected equipment with cable by device, just can be straight
Connect carries out quick charge to it.In addition noncontact quick charge can be arranged in various places, can be set for various types of again
Standby to provide charging service, making to charge whenever and wherever possible becomes possible to.
Radio energy-transmitting technology mainly uses electromagentic resonance coupling technique at present, electromagentic resonance coupling technique it is main by power supply,
The main devices such as electric power output, power receiver, rectifier are realized.It is with electromagnetic induction charged mode difference, magnetic resonance
Mode has installed a high-frequency drive power supply additional, using the LC resonant circuits for having both coil and capacitor, and not by simple coils
Constitute power transmission and receive two units.The numerical value of resonant frequency, can change with the change of distance between power transmission and receiving unit.
When transmitting range changes, efficiency of transmission also can rapidly be reduced as electromagnetic induction.Therefore, can be adjusted by controlling circuit
Whole resonant frequency, makes power transmission unit and the circuit of receiving unit resonate.
RFID is a kind of REID, and recipient is by radio signal, identification object and read-write data, and its is extensive
It is applied to the fields such as industrial manufacture, merchandise control, public transport management, safe identification.Its adaptive capacity to environment is stronger, right
Operating environment requirements are low, round-the-clock automatic identification, quick response, can penetrate non-metallic object, anti-interference, anti-collision ability compared with
By force.
Indoors in outside fix systems technology, the double satellite receiver global-positioning technology of China, the Galileo whole world of European Union are fixed
Position technology, the GPS global-positioning technologies in the U.S. etc. are widely used.But in buried cable tunnel, they are easily subject to
The interference and absorption of extraneous factor, cause position error very big, or even can not be to target object track and localization.From last century 90
Since age, RFID location technologies are rapidly developed, using RFID location technologies be greatly improved management and operational paradigm, compared with
Low cost.
Utility model content
The purpose of this utility model is to provide that a kind of easy to use, reliable, maintenance cost is low, is safely and efficiently based on
The cable tunnel inspection robot wireless charging system of overlapping four transmitting coils.
The technical solution adopted in the utility model is：
Based on the cable tunnel inspection robot wireless charging system of overlapping four transmitting coils, including transmitter unit, reception
Unit and ZigBee communication module, wherein：
Transmitter unit further includes that rectifier, high-frequency inverter, the first compensation circuit, transmitting coil, the first electric current are adopted
Collection module, the first controller, pwm driver and power control module, rectifier, high-frequency inverter, the first compensation circuit, transmitting
Coil is sequentially connected；First current acquisition module is used for gathering transmitting coil electric current, and power control module is used for controlling rectifier
Power output；First current acquisition module and power control module are all connected with the first controller, and the first controller is driven by PWM
Dynamic device control high-frequency inverter；Described transmitting coil be 4 located at the conplane big circular coil of grade being serially connected, respectively
The center of circle of circular coil surrounds square, and each circular coil is partly overlapping each other；
Receiving unit further includes receiving coil, the second compensation circuit, hf rectifier, rechargeable battery, the second electric current
Acquisition module, voltage acquisition module, managing electric quantity unit and second controller；Receiving coil, the second compensation circuit, high-frequency rectification
Device, rechargeable battery are sequentially connected, and the second current acquisition module and voltage acquisition module are respectively intended to gather charging current and charging
Voltage, the second current acquisition module and voltage acquisition module connection managing electric quantity unit, managing electric quantity unit connection second are controlled
Device；
First controller and second controller carry out wireless connection by ZigBee communication module.
In transmitter unit, it is direct current that rectifier is used for AC rectification；Power control module is the driving of rectifier
Circuit, for controlling the power output of rectifier.Direct current is converted to height by high-frequency inverter under the driving of pwm driver
Frequency alternating current.There is resonance in high-frequency alternating current, in the first compensation circuit and between there is coil so as to be produced around transmitting coil high
Frequency alternating magnetic field.
In receiving unit, there is resonance in high-frequency alternating magnetic field between receiving coil and the second compensation circuit, produce with frequency
High-frequency alternating current, produced high-frequency alternating current is used for being charged to rechargeable battery.Second current acquisition module and voltage acquisition mould
Block gathers the information about power of rechargeable battery, and sends into managing electric quantity unit, and managing electric quantity unit sends into electricity to second controller
Information.Second controller is transferred to information about power using ZigBee communication module the first controller of transmitter unit, the first control
Device processed further controls power control module, the galvanic Current Voltage size of controlled output according to the information about power for receiving.
Compared to the prior art, the utility model has the following advantages that and beneficial effect：
（1）The utility model is strengthened using overlapping four transmitting coil structures by reducing the magnetic field at transmitting coil edge
Overlapping region magnetic induction intensity, so as to reduce magnetic field exposure, improves system capacity efficiency of transmission.
（2）The utility model can be the double cable guide rail formula cable tunnel inspection robots using double cables as motion guide rail
Carry out fast wireless charging.
Brief description of the drawings
Fig. 1 is concrete structure schematic diagram of the present utility model；
Fig. 2 is the specific schematic diagram of transmitting coil in the utility model.
Specific embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.
Referring to Fig. 1, the specific work process of the utility model wireless charging system is：Power network is input into industrial-frequency alternating current, whole
It is direct current that stream device controls lower industrial frequency AC electric rectification in power control module.Power control module is IGCT in rectifier
Drive circuit, by change IGCT begin to turn on angle change rectifier output voltage, and then control rectifier it is defeated
Go out power.High-frequency inverter is controlled under pwm driver to g poles, it is ensured that output current voltage waveform is as close possible to height
Frequency sine-wave.There is resonance in the high-frequency alternating current of high-frequency inverter output, between the first compensation circuit and transmitting coil so as to send out
High-frequency alternating magnetic field is produced around ray circle.Electric current and the first controller of input in first current acquisition module detection transmitting coil
In PI controllers, PI controllers output control signal control pwm driver frequency, so as to complete frequency-tracking.
There is resonance in high-frequency alternating magnetic field, produce with the high-frequency alternating current of frequency between receiving coil and the second compensation circuit,
So electric energy has just been transported to receiving unit from transmitter unit.The high-frequency alternating current that receiving coil is produced is through hf rectifier rectification
After export direct current, supply rechargeable battery is charged.Second current acquisition module and voltage acquisition module gather charging respectively
Electric current and charging voltage, i.e. information about power, and the information about power feeding managing electric quantity unit that will be gathered, managing electric quantity unit is to the
Two controllers send into information about power.Information about power is transferred to transmitting by second controller using ZigBee communication module via air gap
First controller of unit, the first controller further controls power control module, controlled output according to the information about power for receiving
Galvanic Current Voltage size.
Referring to Fig. 2, the utility model substitutes traditional unicoil transmitting coil using overlapping four transmitting coils.Overlapping four hair
Ray circle includes that 4 are located at the conplane big circular coil of grade, and the center of circle of each circular coil surrounds square, each circular coil
Part is overlapping each other, and 4 circular coils are serially connected.Overlapping four transmitting coils are increased by reducing the fringe magnetic field of transmitting coil
Strong overlapping region magnetic induction intensity, so as to reduce magnetic field exposure, improves system capacity efficiency of transmission.The utility model is by overlapping
The magnetic field at four transmitting coils reduction transmitting coil edge strengthens overlapping region magnetic induction intensity, so as to reduce magnetic field exposure, carries
System capacity efficiency of transmission high.
Claims (1)
1. based on the cable tunnel inspection robot wireless charging system for overlapping four transmitting coils, it is characterized in that：
Including transmitter unit, receiving unit and ZigBee communication module, wherein：
Transmitter unit further includes rectifier, high-frequency inverter, the first compensation circuit, transmitting coil, the first current acquisition mould
Block, the first controller, pwm driver and power control module, rectifier, high-frequency inverter, the first compensation circuit, transmitting coil
It is sequentially connected；First current acquisition module is used for gathering transmitting coil electric current, and power control module is used for controlling the defeated of rectifier
Go out power；First current acquisition module and power control module are all connected with the first controller, and the first controller passes through pwm driver
Control high-frequency inverter；Described transmitting coil is 4 located at the conplane big circular coil of grade being serially connected, each circle
The center of circle of coil surrounds square, and each circular coil is partly overlapping each other；
Receiving unit further includes receiving coil, the second compensation circuit, hf rectifier, rechargeable battery, the second current acquisition
Module, voltage acquisition module, managing electric quantity unit and second controller；Receiving coil, the second compensation circuit, hf rectifier,
Rechargeable battery is sequentially connected, and the second current acquisition module and voltage acquisition module are respectively intended to collection charging current and the electricity that charges
Pressure, the second current acquisition module and voltage acquisition module connection managing electric quantity unit, managing electric quantity unit connection second controller；
First controller and second controller carry out wireless connection by ZigBee communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621418418.5U CN206283301U (en) | 2016-12-22 | 2016-12-22 | Cable tunnel inspection robot wireless charging system based on overlapping four transmitting coils |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621418418.5U CN206283301U (en) | 2016-12-22 | 2016-12-22 | Cable tunnel inspection robot wireless charging system based on overlapping four transmitting coils |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206283301U true CN206283301U (en) | 2017-06-27 |
Family
ID=59073349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621418418.5U Expired - Fee Related CN206283301U (en) | 2016-12-22 | 2016-12-22 | Cable tunnel inspection robot wireless charging system based on overlapping four transmitting coils |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206283301U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108337665A (en) * | 2018-01-04 | 2018-07-27 | 广东水利电力职业技术学院（广东省水利电力技工学校） | A kind of circuit supervision system based on wireless communication technique |
| CN109455097A (en) * | 2018-12-28 | 2019-03-12 | 中惠创智无线供电技术有限公司 | A kind of segmented wireless charging system |
| CN110341507A (en) * | 2019-07-12 | 2019-10-18 | 中国矿业大学 | A kind of parallelogram sectional guide rail magnetic path and its design method applied to the charging of electric car dynamic radio |
| CN111384786A (en) * | 2018-12-28 | 2020-07-07 | Lg电子株式会社 | Wireless charging device using multiple coils and wireless charging system including the same |
| CN113937897A (en) * | 2020-07-08 | 2022-01-14 | Oppo广东移动通信有限公司 | Wireless charging equipment |
| CN114499591A (en) * | 2021-12-23 | 2022-05-13 | 北京机电工程研究所 | Wireless power line carrier device |
-
2016
- 2016-12-22 CN CN201621418418.5U patent/CN206283301U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108337665A (en) * | 2018-01-04 | 2018-07-27 | 广东水利电力职业技术学院（广东省水利电力技工学校） | A kind of circuit supervision system based on wireless communication technique |
| CN109455097A (en) * | 2018-12-28 | 2019-03-12 | 中惠创智无线供电技术有限公司 | A kind of segmented wireless charging system |
| CN111384786A (en) * | 2018-12-28 | 2020-07-07 | Lg电子株式会社 | Wireless charging device using multiple coils and wireless charging system including the same |
| CN111384786B (en) * | 2018-12-28 | 2023-12-19 | Lg电子株式会社 | Wireless charging device using a plurality of coils and wireless charging system including the same |
| CN109455097B (en) * | 2018-12-28 | 2024-02-13 | 中惠创智(阜阳)技术有限公司 | Sectional type wireless charging system |
| CN110341507A (en) * | 2019-07-12 | 2019-10-18 | 中国矿业大学 | A kind of parallelogram sectional guide rail magnetic path and its design method applied to the charging of electric car dynamic radio |
| CN110341507B (en) * | 2019-07-12 | 2020-12-22 | 中国矿业大学 | Parallelogram segmented guide rail magnetic circuit mechanism applied to dynamic wireless charging of electric automobile and design method thereof |
| CN113937897A (en) * | 2020-07-08 | 2022-01-14 | Oppo广东移动通信有限公司 | Wireless charging equipment |
| CN114499591A (en) * | 2021-12-23 | 2022-05-13 | 北京机电工程研究所 | Wireless power line carrier device |
| CN114499591B (en) * | 2021-12-23 | 2023-03-14 | 北京机电工程研究所 | Wireless power line carrier device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170627 Termination date: 20191222 |
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| CF01 | Termination of patent right due to non-payment of annual fee |