CN108725783A - A kind of easy small-sized electronic anti-firing circuit of unmanned plane power battery - Google Patents
A kind of easy small-sized electronic anti-firing circuit of unmanned plane power battery Download PDFInfo
- Publication number
- CN108725783A CN108725783A CN201810594074.0A CN201810594074A CN108725783A CN 108725783 A CN108725783 A CN 108725783A CN 201810594074 A CN201810594074 A CN 201810594074A CN 108725783 A CN108725783 A CN 108725783A
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- CN
- China
- Prior art keywords
- delay capacitor
- oxide
- metal
- semiconductor
- delay
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- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C39/00—Aircraft not otherwise provided for
- B64C39/02—Aircraft not otherwise provided for characterised by special use
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D45/00—Aircraft indicators or protectors not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U50/00—Propulsion; Power supply
- B64U50/10—Propulsion
- B64U50/19—Propulsion using electrically powered motors
Abstract
The present invention relates to a kind of anti-firing circuits of easy small-sized electronic unmanned plane power battery, including anti-sparking module board, metal-oxide-semiconductor chip, delay capacitor, delay capacitor charging resistor, delay capacitor discharge resistance.Metal-oxide-semiconductor chip, delay capacitor, delay capacitor charging resistor and delay capacitor discharge resistance are welded in composition delay on anti-sparking module board and power on anti-sparking module.Advantage and effect of the present invention are：The circuit can complete delay and power on, and reduce the electric current of powered on moment, the appearance for powering on sparking problem to effectively avoid.Charging capacitor is discharged the charge of accumulation by discharge resistance after unmanned plane power-off again, for use next time.Anti- firing circuit can be realized using four components, module volume can accomplish long 31.5mm, width 15mm, high 12mm.
Description
Technical field
The present invention relates to a kind of anti-firing circuits of easy small-sized electronic unmanned plane power battery, are used for small-sized electricity
It moves in unmanned electromechanical source major loop, effectively can reduce or inhibit that small-sized unmanned plane power battery patches or contact powers on
The electric arc generated in the process can effectively avoid small-sized unmanned plane from powering on spark phenomenon, belong to unmanned plane electric and electronic neck
Domain.
Background technology
The type and quantity of small-sized electronic unmanned plane are increasing, and power battery, which exists, powers on sparking serious problems.
The above problem can cause the damage of the interface device of power battery, battery the consequences such as to lose, to increase power
The use and maintenance cost of battery.Therefore, it is continuously increased, under the growing number of development of quantity in electronic unmanned plane type,
The present invention can power on sparking problem with the small-sized electronic unmanned plane of effective solution, meet objective the wanting of unmanned air vehicle technique development
It asks, there is certain promotion with development to promoting small-sized electronic unmanned plane to apply.
Invention content
To overcome the problems, such as that existing small-sized electronic unmanned plane powers on sparking, it is an object of the present invention to provide a kind of easy light and smalls
The anti-firing circuit of the electronic unmanned plane power battery of type, is installed on electronic unmanned plane general supply cable, can effectively reduce
The electric arc generated in power up has apparent anti-sparking effect, effectively reduces and powers on sparking to power battery interface arrangement
Damage.
The content of present invention is a kind of anti-firing circuit of easy small-sized electronic unmanned plane power battery, including anti-
Sparking module board, metal-oxide-semiconductor chip, delay capacitor, delay capacitor charging resistor, delay capacitor discharge resistance.Metal-oxide-semiconductor core
Piece, delay capacitor, delay capacitor charging resistor and delay capacitor discharge resistance are welded on anti-sparking module board and form
Delay powers on anti-sparking module.Concrete structure is as follows：Using P-channel metal-oxide-semiconductor, metal-oxide-semiconductor source electrode is connect with power input anode,
Drain electrode is connect as with load anode.When metal-oxide-semiconductor grid voltage is less than supply voltage certain value (i.e. metal-oxide-semiconductor cut-in voltage)
Metal-oxide-semiconductor drains output voltage as load supplying.Delay capacitor charging resistor one end is connect with metal-oxide-semiconductor grid, the other end and power supply
Ground connects；Delay capacitor discharge resistance and delay capacitor are parallel between metal-oxide-semiconductor drain electrode and grid.When power input has power supply
When input, short-circuit condition is can be considered without charge buildup, the moment delay capacitor, in delay capacitor so the grid point electricity of metal-oxide-semiconductor
Pressure is identical as source electrode point voltage, and metal-oxide-semiconductor is in cut-off state, and electric current is charged by delay capacitor charging resistor to delay capacitor,
The grid point voltage of delay capacitor is gradually reduced, and when delay capacitor is completed to charge, delay capacitor both end voltage is put with delay capacitor
Electric resistance drop is identical while meeting metal-oxide-semiconductor cut-in voltage, and metal-oxide-semiconductor is in open state, to keep unmanned plane main power source complete
It powers on entirely.
Wherein, the metal-oxide-semiconductor can seal in the circuits of 25.3V battery 60A operating currents and realize on-off action；
Wherein, delay capacitor uses limitless polarity patch type capacitance.
A kind of anti-firing circuit of easy small-sized electronic unmanned plane power battery of the present invention, advantage and effect exist
In：The circuit can complete delay and power on, and reduce the electric current of powered on moment, and going out for sparking problem is powered on to effectively avoid
It is existing.Charging capacitor is discharged the charge of accumulation by discharge resistance after unmanned plane power-off again, for use next time.Using four members
Anti- firing circuit can be realized in device, and module volume can accomplish long 31.5mm, width 15mm, high 12mm.
Description of the drawings
Fig. 1 is that a kind of circuit of easy small-sized electronic anti-firing circuit of unmanned plane power battery provided by the invention is former
Reason figure.
Specific implementation mode
With reference to the accompanying drawings and examples, the following further describes the technical solution of the present invention.
As shown in Figure 1, the present invention is by metal-oxide-semiconductor Q1, delay capacitor C1, delay capacitor charging resistor R2, delay capacitor electric discharge
Resistance R1, anti-sparking module board composition.Wherein metal-oxide-semiconductor uses P-channel enhancement type high-power MOS tube, the main switch that rises to make
With metal-oxide-semiconductor Q1 source electrodes are connect with power input anode, and drain electrode is connect as with load anode, delay capacitor charging resistor R2
One end is connect with metal-oxide-semiconductor grid, and the other end is connect with power ground；Delay capacitor discharge resistance R1 is parallel to delay capacitor C1
Metal-oxide-semiconductor drains between grid.From the moment is powered on, due to can be considered without charge buildup, the moment delay capacitor in delay capacitor
Short-circuit condition, so the grid G point voltage U of metal-oxide-semiconductorGWith source S point voltage USIdentical, metal-oxide-semiconductor is in cut-off state, and electric current is logical
It crosses delay capacitor charging resistor R2 to charge to delay capacitor C1, the grid G point voltage U of delay capacitor C1GIt is gradually reduced, works as delay
Capacitance C1 completes capacitance both end voltage U when chargingGSIt is identical as delay capacitor discharge resistance R1 pressure drops to meet metal-oxide-semiconductor unlatching simultaneously
Voltage, metal-oxide-semiconductor are in open state, by above procedure realize delay power up make to power on when electric current obviously become smaller to
Reach and has powered on anti-sparking effect.After unmanned plane power-off delay capacitor C1 by delay capacitor charging resistor R2 by the electricity of accumulation
Lotus discharges, for use next time.Metal-oxide-semiconductor, delay capacitor C1, delay capacitor charging resistor R2, the R1 welderings of delay capacitor discharge resistance
It is connected on anti-sparking module board and forms anti-sparking module and can be used for small-sized electronic unmanned plane unmanned plane power battery interface
Place effectively avoids the occurrence of that battery powers on sparking.
Claims (3)
1. a kind of anti-firing circuit of easy small-sized electronic unmanned plane power battery, it is characterised in that：The anti-firing circuit
Including anti-sparking module board, metal-oxide-semiconductor chip, delay capacitor, delay capacitor charging resistor, delay capacitor discharge resistance；MOS
Tube chip, delay capacitor, delay capacitor charging resistor and delay capacitor discharge resistance are welded on anti-sparking module board
Composition delay powers on anti-sparking module；Concrete structure is as follows：Using P-channel metal-oxide-semiconductor, metal-oxide-semiconductor source electrode and power input anode
Connection, drain electrode are connect as with load anode；When metal-oxide-semiconductor grid voltage is less than supply voltage certain value, that is, metal-oxide-semiconductor cut-in voltage
When metal-oxide-semiconductor drain electrode output voltage be load supplying；Delay capacitor charging resistor one end is connect with metal-oxide-semiconductor grid, the other end and electricity
Connect to source；Delay capacitor discharge resistance and delay capacitor are parallel between metal-oxide-semiconductor drain electrode and grid；When power input has electricity
When source inputs, short-circuit condition is can be considered without charge buildup, the moment delay capacitor, so the grid point of metal-oxide-semiconductor in delay capacitor
Voltage is identical as source electrode point voltage, and metal-oxide-semiconductor is in cut-off state, and electric current is filled by delay capacitor charging resistor to delay capacitor
The grid point voltage of electricity, delay capacitor is gradually reduced, delay capacitor both end voltage and delay electricity when delay capacitor is completed to charge
Discharge capacitor resistance drop is identical while meeting metal-oxide-semiconductor cut-in voltage, and metal-oxide-semiconductor is in open state, to make unmanned owner's electricity
Source is fully powered up.
2. a kind of anti-firing circuit of easy small-sized electronic unmanned plane power battery according to claim 1, special
Sign is：The metal-oxide-semiconductor can seal in the circuits of 25.3V battery 60A operating currents and realize on-off action.
3. a kind of anti-firing circuit of easy small-sized electronic unmanned plane power battery according to claim 1, special
Sign is：The delay capacitor uses limitless polarity patch type capacitance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810594074.0A CN108725783A (en) | 2018-06-11 | 2018-06-11 | A kind of easy small-sized electronic anti-firing circuit of unmanned plane power battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810594074.0A CN108725783A (en) | 2018-06-11 | 2018-06-11 | A kind of easy small-sized electronic anti-firing circuit of unmanned plane power battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108725783A true CN108725783A (en) | 2018-11-02 |
Family
ID=63932759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810594074.0A Pending CN108725783A (en) | 2018-06-11 | 2018-06-11 | A kind of easy small-sized electronic anti-firing circuit of unmanned plane power battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108725783A (en) |
Citations (9)
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| CN201369560Y (en) * | 2007-12-05 | 2009-12-23 | 中国科学院空间科学与应用研究中心 | Relay protection device used in electrical power supply and distribution system of spacecraft |
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2018
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|---|---|---|---|---|
| CN1645726A (en) * | 2004-01-15 | 2005-07-27 | 美国凹凸微系有限公司 | Enabling circuit for avoiding negative voltage transients and battery recharging system |
| CN201369560Y (en) * | 2007-12-05 | 2009-12-23 | 中国科学院空间科学与应用研究中心 | Relay protection device used in electrical power supply and distribution system of spacecraft |
| US20140232454A1 (en) * | 2013-02-15 | 2014-08-21 | Fairchild Semiconductor Corporation | Power supply protection system |
| CN103701163A (en) * | 2013-12-06 | 2014-04-02 | 深圳市大疆创新科技有限公司 | Battery, aircraft with battery and battery control method |
| US20150158392A1 (en) * | 2013-12-06 | 2015-06-11 | SZ DJI Technology Co., Ltd | Battery and unmanned aerial vehicle with the battery |
| WO2016077391A2 (en) * | 2014-11-11 | 2016-05-19 | Amazon Technologies, Inc. | Unmanned aerial vehicle configuration for extended flight |
| CN107078640A (en) * | 2016-01-27 | 2017-08-18 | 深圳市大疆创新科技有限公司 | Power control circuit, electron speed regulator, unmanned vehicle and control method |
| CN107972495A (en) * | 2017-11-27 | 2018-05-01 | 天津智辰电子科技有限公司 | Unmanned plane based on solar panel and charge control system and control method |
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