CN109861409A - A kind of electric car wireless power transmission foreign bodies detection with remove object protective device - Google Patents
A kind of electric car wireless power transmission foreign bodies detection with remove object protective device Download PDFInfo
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- CN109861409A CN109861409A CN201910292528.3A CN201910292528A CN109861409A CN 109861409 A CN109861409 A CN 109861409A CN 201910292528 A CN201910292528 A CN 201910292528A CN 109861409 A CN109861409 A CN 109861409A
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- bodies detection
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Abstract
The present invention relates to a kind of electric car wireless power transmission foreign bodies detection and remove object protective device.It is characterized in that foreign matter can not be removed automatically except object protective module solves the problems, such as that current electric car wireless charging foreign matter detection system can only detect by additional.Device peripheral hardware includes ceramic baffle plate hatchway 1, except object scuppit hatchway 2 and foreign matter put mouth 3 in order, and internal module includes foreign bodies detection module, except object protective module, charging protecting module and wireless charging module.The present apparatus can realize electric car wireless power transmission foreign bodies detection in the complex environment of daily life and remove object and protect that structure is simple, practical application value with higher.
Description
Technical field
The present invention relates to a kind of electric car wireless power transmission foreign bodies detections with except object protective device, relates in particular to
One kind by it is additional except object protection and charging protecting module to electric car radio energy transmission system carry out foreign bodies detection and and
When except object protection device.
Background technique
It is more and more obvious in the defect of today of rapid economic development, traditional wire power transmission mode.Conducting wire can excessively occupy
Very large space, phase mutual friction can make it become old embrittlement between electric wire, and plug electric spark is had after electric wire aging, jumps power generation
The security risks such as arc also have the unsafe problem of electricity consumption in the complex environments such as water, mine or oil field.So radio energy
Transmission will be the direction of Future Power System development.But wireless power transmission technology is bringing the same of new prospect for people
When the problem of also having this or that.In practical applications, between transmitting coil and receiving coil it is possible that metallic foreign body, it
It will affect coil electromagnetism parameter, and then influence system operating frequency, power and efficiency.Simultaneously as eddy current effect, metal barrier
Hinder object that will generate eddy-current loss.More seriously, metal can be such that its surface temperature steeply rises because of eddy current effect, such as encounter at this time
Combustible material (polybag etc.) will cause fire, and also or metallic foreign body can generate under the action of high frequency electromagnetic force and fly
It splashes, great security risk is caused to the security of the lives and property of people.
At the same time, for foreign and domestic situation, the development of new-energy automobile is imperative.Currently, China has been generation
Maximum new-energy automobile producing country and country of consumption in boundary, while also possessing maximum new-energy automobile market in the world.At me
On the basis of the flourishing public traffic network that state has possessed, the honest development for pushing dynamic new-energy automobile of national policy.According to tune
It looks into data to show, 1 to 2 months 2019, the new-energy automobile production and marketing in China is respectively completed 150,000 and 14.8 ten thousand, more same than last year
Phase increases by 83.5% and 98.9% respectively.
To sum up, invention describes a kind of electric car wireless power transmission foreign bodies detections suitable for daily complex environment
With remove object protective device.
Summary of the invention
The purpose of the present invention is designing a kind of electric car wireless power transmission foreign bodies detection with except object protective device, pass through
It is additional to detect and can not root out automatically different except object protective module solves current electric car wireless charging foreign matter detection system
The problem of object, protects the foreign bodies detection of electric car radio energy transmission system with object is removed under complex environment to realize.
The setting of apparatus of the present invention collar extension includes ceramic baffle plate hatchway 1, except object scuppit hatchway 2 and foreign matter put mouth 3 in order, interior
Portion's module includes foreign bodies detection module, except object protective module and charging protecting module.Foreign bodies detection module includes foreign bodies detection line
Circle, signal amplifier, resistance sense hold component, data acquisition card, dsp chip.Except object protective module and charging protecting module include DSP
Chip, driving power, driving motor, three-phase IPM module, MOSFET, driving chip, Hall current sensor, synchronous rectifier.
In charging protecting module, for ceramic baffle plate lower edge by three supports fixing, lower end is connected telescopic shaft by support, is stretched
Contracting shaft mechanical is associated with driving motor.Module is integrally placed in inside ceramic baffle plate hatchway 1.
In except object protective module, except object scuppit is connected with telescopic shaft, telescopic shaft is associated with elevator chamber, elevator chamber lower edge
By three large-scale support fixing, lower end is equally connected telescopic shaft by support, and each telescopic shaft connects driving electricity by machinery association
Machine.Module is integrally placed in except inside object scuppit hatchway 2.
The present invention has the effect of positive: (1) device that the present invention designs, can be under complex environment in real time to electric car
The foreign bodies detection of radio energy transmission system and the automatic object that removes are protected；(2) device that the present invention designs can be attached to any electronic
Automobile wireless electric energy Transmission system, transplantability is strong, is easily installed and operates；(3) device that the present invention designs is by additional except object
Protective module and charging protecting module, fundamentally solving current electric car wireless charging foreign matter detection system can only detect
And the problem of foreign matter can not being rooted out automatically and system is protected not threatened by foreign matter, realize under complex environment to electric car without
Line electric energy transmission system removes object and charge protection.
Detailed description of the invention
Fig. 1 is present system work flow diagram；
Fig. 2 is present system structure chart；
Fig. 3 is safe charging protective module structure chart of the present invention；
Fig. 4 is the present invention except object protective module structure chart.
Specific embodiment
The specific embodiment of summary of the invention is illustrated with reference to the accompanying drawing.
Working-flow figure as shown in Figure 1, foreign bodies detection module are scanned system transmitting terminal, detect electronic vapour
It whether there is metallic foreign body in vehicle radio electric energy transmission system, and if it exists, then starting removes object protective module and removes metallic foreign body, to
Removing finishes starting charging protecting module, guarantees that electric car radio energy transmission system charging process is normally carried out；If not depositing
Charging protecting module is then being directly initiated, is guaranteeing that electric car is normally carried out charging.
A kind of electric car wireless power transmission foreign bodies detection as shown in Figure 2 is wrapped with object protective device, collar extension setting is removed
Include ceramic baffle plate hatchway 1, except object scuppit hatchway 2 and foreign matter put mouth 3 in order, internal module includes four parts: foreign bodies detection
Module removes object protective module, charging protecting module, wireless charging module；There are mainly two types of the information direction of transfer of device, a kind of
It is that foreign matter is not detected, at this point, foreign bodies detection module can send charge protection instruction, charging protecting module to charging protecting module
After the completion of operating normally and acting, then is sent to wireless charging module and permit charging instruction, electric car wireless power transmission system
System can work normally；Another kind is the case where detecting foreign matter, and foreign bodies detection module can be to except object protective module in this case
It sends except object protection instruction, except object protection instruction operation is completed to send charge protection instruction, last nothing to charging protecting module again
Line charging module obtains the allowance charging instruction of charging protecting module sending, and electric car radio energy transmission system can be normal
Work.
Shown in Fig. 3 is charging protecting module structural schematic diagram.Electric car radio energy transmission system working environment is multiple
Miscellaneous, in the case where being mixed into metallic foreign body, it is serious that system is disturbed degree, or even the accidents such as fire can occur, so needing
The additional and application of charging protecting module is carried out on the basis of existed system, charging protecting module is by ceramic baffle plate 1, fixed mop
2, telescopic shaft 3 forms；The lower end of ceramic baffle plate 1 passes through fixed mop 2 and connects telescopic shaft 3, and telescopic shaft is real by the driving of motor
Existing Telescopic, rises or falls ceramic baffle plate, realizes the defencive function of charging protecting module.
Shown in Fig. 4 is except object protective module structural schematic diagram.Currently, electric car radio energy on sale passes on the market
Defeated system has foreign bodies detection function mostly and is but limited only to sound an alarm to car owner, can not carry out protecting except object automatically, so
It needs to carry out on the basis of existed system except the additional of object protective module and application, except object protective module is by elevator chamber 1, flexible
Axis 2 removes object scuppit 3, the fixed composition of mop 4；The lower end of elevator chamber 1 passes through fixed mop 4 and connects telescopic shaft, and telescopic shaft passes through electricity
Telescopic is realized in the driving of machine, and then realizes the lifting of elevator chamber；Except object scuppit 3 is connected on elevator chamber by telescopic shaft,
Telescopic shaft herein is driven by the motor in elevator chamber, and telescopic shaft extension makes to push foreign matter to enter foreign matter receipts except object scuppit
Mouth is managed, removes object function except object scuppit to realize.
One embodiment of the present invention has been described in detail above, rather than limitation of the present invention, related technology are led
The technical staff in domain without departing from the spirit and scope of the present invention, can also make it is various transformation and variation so as to
To obtain corresponding equivalent technical solution, therefore all equivalent technical solutions belong in patent protection model of the invention
It encloses.
Claims (3)
1. a kind of electric car wireless power transmission foreign bodies detection with remove object protective device, it is characterised in that by additional except object is protected
Shield module solves the problems, such as that current electric car wireless charging foreign matter detection system can only detect and can not root out foreign matter automatically.Institute
Stating the setting of device collar extension includes ceramic baffle plate hatchway 1, except object scuppit hatchway 2 and foreign matter put mouth 3 in order, and internal module includes different
Analyte detection module removes object protective module, charging protecting module and wireless charging module.Foreign bodies detection module includes foreign bodies detection
Coil, signal amplifier, resistance sense hold component, data acquisition card, dsp chip.Except object protective module and charging protecting module include
Dsp chip, driving power, driving motor, three-phase IPM module, MOSFET, driving chip, Hall current sensor, synchronous rectification
Device.
2. a kind of electric car wireless power transmission foreign bodies detection as described in claim 1 with remove object protective device, feature
It is except in object protective module, except object scuppit is connected with telescopic shaft, telescopic shaft is associated with elevator chamber, and elevator chamber lower edge is by three
Large size support is fixing, and lower end is equally connected telescopic shaft by support, and each telescopic shaft passes through machinery association and connects driving motor.Module
Entirety is placed in except inside object scuppit hatchway 2.
3. a kind of electric car wireless power transmission foreign bodies detection as described in claim 1 with remove object protective device, feature
It is in charging protecting module, for ceramic baffle plate lower edge by three supports fixing, lower end is connected telescopic shaft, telescopic shaft machine by support
Tool is associated with driving motor.Module is integrally placed in inside ceramic baffle plate hatchway 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910292528.3A CN109861409A (en) | 2019-04-10 | 2019-04-10 | A kind of electric car wireless power transmission foreign bodies detection with remove object protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910292528.3A CN109861409A (en) | 2019-04-10 | 2019-04-10 | A kind of electric car wireless power transmission foreign bodies detection with remove object protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109861409A true CN109861409A (en) | 2019-06-07 |
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ID=66903809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910292528.3A Pending CN109861409A (en) | 2019-04-10 | 2019-04-10 | A kind of electric car wireless power transmission foreign bodies detection with remove object protective device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110774908A (en) * | 2019-11-20 | 2020-02-11 | 北京涌阔科技有限公司 | Foreign matter monitoring device, and foreign matter monitoring system and method for wireless charging of electric automobile |
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| US20140239735A1 (en) * | 2011-09-09 | 2014-08-28 | Technova Inc. | Contactless power transfer system for movable object |
| CN106100146A (en) * | 2016-08-16 | 2016-11-09 | 中惠创智无线供电技术有限公司 | Wireless power transmission coupled zone protection device |
| CN206099542U (en) * | 2016-07-04 | 2017-04-12 | 北京嘉捷恒信能源技术有限责任公司 | A foreign matter removing device for wireless field of charging |
| CN107863923A (en) * | 2017-11-17 | 2018-03-30 | 盱眙县生产力促进中心 | A kind of pig circle power supply photovoltaic power generation apparatus for aquaculture |
| CN108580375A (en) * | 2018-06-27 | 2018-09-28 | 芜湖盘云石磨新能源科技有限公司 | A kind of solar energy photovoltaic panel having automatic dust removing and cleaning function |
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2019
- 2019-04-10 CN CN201910292528.3A patent/CN109861409A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140239735A1 (en) * | 2011-09-09 | 2014-08-28 | Technova Inc. | Contactless power transfer system for movable object |
| CN206099542U (en) * | 2016-07-04 | 2017-04-12 | 北京嘉捷恒信能源技术有限责任公司 | A foreign matter removing device for wireless field of charging |
| CN106100146A (en) * | 2016-08-16 | 2016-11-09 | 中惠创智无线供电技术有限公司 | Wireless power transmission coupled zone protection device |
| CN107863923A (en) * | 2017-11-17 | 2018-03-30 | 盱眙县生产力促进中心 | A kind of pig circle power supply photovoltaic power generation apparatus for aquaculture |
| CN108580375A (en) * | 2018-06-27 | 2018-09-28 | 芜湖盘云石磨新能源科技有限公司 | A kind of solar energy photovoltaic panel having automatic dust removing and cleaning function |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110774908A (en) * | 2019-11-20 | 2020-02-11 | 北京涌阔科技有限公司 | Foreign matter monitoring device, and foreign matter monitoring system and method for wireless charging of electric automobile |
| CN110774908B (en) * | 2019-11-20 | 2021-01-15 | 山东益嘉宏通科技有限公司 | Foreign matter monitoring device, and foreign matter monitoring system and method for wireless charging of electric automobile |
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Application publication date: 20190607 |