CN104071101A - Ignition power-cut-free voltage stabilizer for vehicle-mounted equipment - Google Patents
Ignition power-cut-free voltage stabilizer for vehicle-mounted equipment Download PDFInfo
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- CN104071101A CN104071101A CN201310100858.0A CN201310100858A CN104071101A CN 104071101 A CN104071101 A CN 104071101A CN 201310100858 A CN201310100858 A CN 201310100858A CN 104071101 A CN104071101 A CN 104071101A
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- 239000003990 capacitor Substances 0.000 claims abstract description 18
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- 230000000087 stabilizing effect Effects 0.000 abstract 1
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Abstract
The invention provides a power-cut-free voltage stabilizer for vehicle-mounted equipment. The voltage stabilizer comprises a charge and discharge circuit and a vehicle-mounted equipment interface (CON1), wherein the circuit comprises a diode (D1), a diode (D2), a capacitor (c15) and a capacitor (c16); the vehicle-mounted equipment interface (CON1) mainly comprises a ground base pin (1), an ACC base pin (2), a key switch base pin (3), and a base pin (4) and a base pin (5) of a vehicle-mounted equipment power supply; the base pin (4) and the base pin (5) of the vehicle-mounted equipment power supply, which are connected, are connected to a pin (1) and a pin (2) of a relay (J1 ), so that a hanging state is presented; the pin (5) of the relay (J1) and the diode (D2) are grounded, and when the key switch base pin (3) is connected with the diode (D1) and the pin (4) of the relay (J1), the key switch base pin is connected with a plurality of super capacitors in series; after the super capacitors which are connected in series are in parallel connection with a wave filtering stabilizing capacitive circuit, the super capacitors are electrically connected with the charge and discharge circuit. The voltage stabilizer disclosed by the invention effectively improves the stability of the vehicle-mounted equipment and reduces the high-low frequency interference.
Description
Technical field
The present invention relates to mobile unit technology, relate in particular to a kind of stable-pressure device of exempting from power-off at instancy of ignition mobile unit.
Background technology
General mobile unit may lose the power supply of vehicle power in vehicle ignition moment, this has planned that the navigating instrument in path need to restart before just may causing, or need to reload at the excellent film of seeing, in the beautiful song of listening, can moment become mute, the smart mobile phone charging can be forced to heat and insert once.
Summary of the invention
In view of the above problems, the invention provides and a kind ofly in order to improve mobile unit stability, to reduce low-and high-frequency, disturb and make mobile unit exempt from the stable-pressure device of power-off at instancy of ignition.
In order to achieve the above object, the present invention has adopted following technical scheme: a kind of mobile unit is exempted from power-off stable-pressure device and mainly comprised charge-discharge circuit, mainly comprises diode D1, diode D2 and electric capacity c15, electric capacity c16, and mobile unit interface CON1, this mobile unit interface CON1 mainly comprises ground pin 1, ACC pin two, key switch pin 3, mobile unit power pin 4 and pin 5, after connecting, this mobile unit power pin 4 and pin 5 be connected to pin 1 and the pin 2 of relay J 1, unsettled, the pin 5 of this relay J 1 and diode D2 ground connection, when key switch pin 3 is connected to respectively the pin 4 of diode D1 and this relay J 1, connect with several super capacitors, after several super capacitors after this series connection are in parallel with filtering voltage regulation condenser network, be electrically connected to charge-discharge circuit.
Preferably, the invention provides a kind of mobile unit and exempt from power-off stable-pressure device, wherein, described filtering voltage regulation condenser network mainly comprises electric capacity c4～c13 that several are in parallel.
Preferably, the invention provides a kind of mobile unit and exempt from power-off stable-pressure device, wherein, described electric capacity c4 is the electric capacity of 4700U, 25V, electric capacity c5 is the electric capacity of 10U, 25V, electric capacity c6 is the electric capacity of 470U, 25V, and electric capacity c7 is the electric capacity of 1500U, 25V, and electric capacity c8 and c10 are the electric capacity of 0.01U, 25V, electric capacity c9 is the electric capacity of 2.2U, 25V, electric capacity c11 is the electric capacity of 150U, 25V, and electric capacity c12 is the electric capacity of 47n, 25V, and electric capacity c13 is the electric capacity of 6.8c, 25V.
Preferably, the invention provides a kind of mobile unit and exempt from power-off stable-pressure device, wherein, described charge-discharge circuit mainly comprises diode D1, diode D2, relay J 1 and the electric capacity c15 being connected with ACC pin two respectively, the electric capacity c16 being connected with key switch pin 3 respectively, this electric capacity c15 and electric capacity c16 ground connection, after inserting car key, key switch pin 3 is 12v, by diode D1, this electric capacity c15 and electric capacity c16 is charged; When car key rotates the shelves to ACC, ACC pin two supplies power to mobile unit; When car key rotates to the igniting of START shelves, disconnect with ACC pin two, this electric capacity c15 and electric capacity c16 electric discharge, for the continuous electricity of mobile unit is avoided power-off restarting; Complete when igniting, car key is reset to ON shelves, and ACC pin two supplies power to mobile unit; Work as switch-off, extract after key, relay J 1 disconnects the connection of filtering voltage regulation condenser network and mobile unit power pin 4, pin 5, and ACC pin maintains the positive voltage of 2 to 3 seconds by electric capacity c15 and electric capacity c16 electric discharge, and mobile unit is being extracted key automatic power-off shutdown after 2 to 3 seconds.
Preferably, the invention provides a kind of mobile unit and exempt from power-off stable-pressure device, wherein, several super capacitors of described series connection are respectively electric capacity c1, c2, the c3 of 5.4v, 1.5F.
Compared to prior art, the invention provides a kind of mobile unit and exempt from power-off stable-pressure device, wherein, do not need ignition trigger driving engine just can operate vehicle mounted guidance, after setting destination to have planned path, light a fire and can set out on a journey, effectively improve the stability of mobile unit and reduce low-and high-frequency and disturb.
Accompanying drawing explanation
Fig. 1 is circuit diagram of the present invention
The specific embodiment
Please refer to shown in Fig. 1, is circuit diagram of the present invention.The invention provides a kind of mobile unit and exempt from power-off stable-pressure device, wherein, do not need ignition trigger driving engine just can operate vehicle mounted guidance, after setting destination to have planned path, light a fire and can set out on a journey, effectively improve the stability of mobile unit and reduce low-and high-frequency and disturb.
Wherein, described mobile unit is exempted from power-off stable-pressure device and is mainly comprised charge-discharge circuit, mainly comprises diode D1, diode D2 and electric capacity c15, electric capacity c16, and mobile unit interface CON1, this mobile unit interface CON1 mainly comprises ground pin 1, ACC pin two, key switch pin 3, mobile unit power pin 4 and pin 5, after connecting, this mobile unit power pin 4 and pin 5 be connected to pin 1 and the pin 2 of relay J 1, unsettled, the pin 5 of this relay J 1 and diode D2 ground connection, when key switch pin 3 is connected to respectively the pin 4 of diode D1 and this relay J 1, connect with several super capacitors, after several super capacitors after this series connection are in parallel with filtering voltage regulation condenser network, be electrically connected to charge-discharge circuit.
In the present embodiment, several super capacitors of described series connection are respectively electric capacity c1, c2, the c3 of 5.4v, 1.5F.
Again, described filtering voltage regulation condenser network is with thinking that the continuous electricity of mobile unit is to avoid power-off restarting, this filtering voltage regulation condenser network mainly comprises electric capacity c4～c13 that several are in parallel, wherein, described electric capacity c4 is 4700U, the electric capacity of 25V, electric capacity c5 is 10U, the electric capacity of 25V, electric capacity c6 is 470U, the electric capacity of 25V, electric capacity c7 is 1500U, the electric capacity of 25V, electric capacity c8 and c10 are 0.01U, the electric capacity of 25V, electric capacity c9 is 2.2U, the electric capacity of 25V, electric capacity c11 is 150U, the electric capacity of 25V, electric capacity c12 is 47n, the electric capacity of 25V, electric capacity c13 is 6.8c, the electric capacity of 25V.
In addition, described charge-discharge circuit mainly comprises diode D1, diode D2, relay J 1 and the electric capacity c15 being connected with ACC pin two respectively, electric capacity c16, this electric capacity c15 and the electric capacity c16 ground connection being connected with key switch pin 3 respectively.
In foregoing circuit, only have pin 1 meeting of relay J 1 movable, all the other are all fixed, pin 1 is to be connected with pin 2 in acquiescence quiescence, be that relay J 1 is in normally open, when having 12V voltage between the pin 4 of relay J 1 and pin 5, the pin 1 of relay J 1 becomes with 3 pin and is connected when can disconnect with pin 2, and relay J 1 is in attracting state.
And the condition that changes above-mentioned state be relay J 14, have 12V voltage between pin 5, this 12V voltage is the 12V voltage that key switch pin 3 has from automobile itself when inserting key.
After inserting car key, key switch pin 3 is 12v, relay J 1 adhesive, the pin 1 of relay J 1 is communicated with pin 3, mobile unit power pin 4 and the pin 5 of several super capacitors c1 of series connection, B+/12V that c2, c3 can be parallel to mobile unit, can charge to several super capacitors c1, c2, the c3 of series connection so, the charge storage ability by electric capacity after charging maintains this power supply, to provide mobile unit required 12v voltage.
If the ACC pin two of mobile unit need maintain of short duration 12V, after capacitor C 15, C16 being charged by diode D1, realize, the object of capacitor C 15, C16 charging is the of short duration 12V of the maintaining voltage of ACC pin to mobile unit at instancy of ignition, when car key rotates to ACC shelves, ACC pin two supplies power to mobile unit; When car key rotates to the igniting of START shelves, disconnect with ACC pin two, this electric capacity c15 and electric capacity c16 electric discharge, for the continuous electricity of mobile unit is avoided power-off restarting; Complete when igniting, car key is reset to ON shelves, and ACC pin two supplies power to mobile unit; Work as switch-off, extract after key, relay J 1 disconnects the connection of filtering voltage regulation condenser network and mobile unit power pin 4, pin 5, and ACC pin maintains the positive voltage of 2 to 3 seconds by electric capacity c15 and electric capacity c16 electric discharge, and mobile unit is being extracted key automatic power-off shutdown after 2 to 3 seconds.
Claims (5)
1. mobile unit is exempted from a power-off stable-pressure device, it is characterized in that, this device mainly comprises:
Charge-discharge circuit, mainly comprises diode (D1), diode (D2) and electric capacity (c15), electric capacity (c16); And
Mobile unit interface (CON1), this mobile unit interface (CON1) mainly comprises ground pin (1), ACC pin (2), key switch pin (3), mobile unit power pin (4) and pin (5), this mobile unit power pin (4) and pin (5) are connected to pin (1) and the pin (2) of relay (J1) after connecting, unsettled, the pin (5) of this relay (J1) and diode (D2) ground connection, when key switch pin (3) is connected to respectively the pin (4) of diode (D1) and this relay (J1), connect with several super capacitors, after several super capacitors after this series connection are in parallel with filtering voltage regulation condenser network, be electrically connected to charge-discharge circuit.
2. mobile unit according to claim 1 is exempted from power-off stable-pressure device, it is characterized in that, described filtering voltage regulation condenser network mainly comprises several electric capacity in parallel (c4)～(c13).
3. mobile unit according to claim 2 is exempted from power-off stable-pressure device, it is characterized in that, described electric capacity (c4) is the electric capacity of 4700U, 25V, electric capacity (c5) is the electric capacity of 10U, 25V, electric capacity (c6) is the electric capacity of 470U, 25V, electric capacity (c7) is the electric capacity of 1500U, 25V, electric capacity (c8) and electric capacity (c10) are the electric capacity of 0.01U, 25V, electric capacity (c9) is the electric capacity of 2.2U, 25V, electric capacity (c11) is the electric capacity of 150U, 25V, electric capacity (c12) is the electric capacity of 47n, 25V, and electric capacity (c13) is the electric capacity of 6.8c, 25V.
4. mobile unit according to claim 1 is exempted from power-off stable-pressure device, it is characterized in that, described charge-discharge circuit mainly comprises diode (D1), diode (D2), relay (J1) and the electric capacity (c15) being connected with ACC pin (2) respectively, the electric capacity (c16) being connected with key switch pin 3 respectively, this electric capacity (c15) and electric capacity (c16) ground connection, after inserting car key, key switch pin (3) is 12v, by diode (D1), this electric capacity (c15) and electric capacity (c16) is charged; When car key rotates the shelves to ACC, ACC pin (2) supplies power to mobile unit; When car key rotates to the igniting of START shelves, disconnect with ACC pin (2), this electric capacity (c15) and electric capacity (c16) electric discharge, for the continuous electricity of mobile unit is avoided power-off restarting; Complete when igniting, car key is reset to ON shelves, and ACC pin (2) supplies power to mobile unit; Work as switch-off, extract after key, the connection of relay (J1) disconnection filtering voltage regulation condenser network and mobile unit power pin (4), pin (5), ACC pin maintains the positive voltage of 2 to 3 seconds by the electric discharge of electric capacity (c15) and electric capacity (c16), and mobile unit is being extracted key automatic power-off shutdown after 2 to 3 seconds.
5. mobile unit according to claim 1 is exempted from power-off stable-pressure device, it is characterized in that, several super capacitors of described series connection are respectively electric capacity (c1), electric capacity (c2), the electric capacity (c3) of 5.4v, 1.5F.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310100858.0A CN104071101B (en) | 2013-03-26 | 2013-03-26 | Mobile unit igniting exempts to power off stable-pressure device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310100858.0A CN104071101B (en) | 2013-03-26 | 2013-03-26 | Mobile unit igniting exempts to power off stable-pressure device |
Publications (2)
| Publication Number | Publication Date |
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| CN104071101A true CN104071101A (en) | 2014-10-01 |
| CN104071101B CN104071101B (en) | 2017-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310100858.0A Expired - Fee Related CN104071101B (en) | 2013-03-26 | 2013-03-26 | Mobile unit igniting exempts to power off stable-pressure device |
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| CN (1) | CN104071101B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106054705A (en) * | 2016-06-12 | 2016-10-26 | 江苏辰汉电子科技有限公司 | Multifunctional vehicle-mounted center console starting circuit |
| CN107776515A (en) * | 2016-08-26 | 2018-03-09 | 厦门雅迅网络股份有限公司 | A kind of the storage battery protection circuit and method of adaptive car-mounted terminal |
| CN108116347A (en) * | 2016-11-28 | 2018-06-05 | 厦门雅迅网络股份有限公司 | A kind of car-mounted terminal low pressure turning off system for preventing igniting from resetting and method |
| CN110254379A (en) * | 2019-07-09 | 2019-09-20 | 四川朗勃科技有限公司 | Car multimedia equipment does not restart the circuit board without continuous power supply |
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| US20040183374A1 (en) * | 2003-03-20 | 2004-09-23 | Krishnaswamy Ponmalai | Power supplies for electrical devices operating in vehicles |
| JP2007008409A (en) * | 2005-07-04 | 2007-01-18 | Auto Network Gijutsu Kenkyusho:Kk | Power control device |
| JP2007191015A (en) * | 2006-01-18 | 2007-08-02 | Toyota Motor Corp | Vehicle power supply control device |
| JP2007261532A (en) * | 2006-03-29 | 2007-10-11 | Clarion Co Ltd | On-vehicle power control device |
| CN101485061A (en) * | 2006-08-04 | 2009-07-15 | 宝马股份公司 | System for supplying voltage to electrical loads of a motor vehicle using a supercap |
| JP2010163038A (en) * | 2009-01-15 | 2010-07-29 | Pioneer Electronic Corp | On-vehicle electronic equipment, power supply control method, power supply control program, and record medium |
| CN202063095U (en) * | 2011-03-15 | 2011-12-07 | 深圳市车乐数码科技有限公司 | Automatic control device for vehicle-mounted computer |
| CN102555950A (en) * | 2010-10-28 | 2012-07-11 | 株式会社电装 | Vehicle-mounted electronic control apparatus |
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2013
- 2013-03-26 CN CN201310100858.0A patent/CN104071101B/en not_active Expired - Fee Related
Patent Citations (8)
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|---|---|---|---|---|
| US20040183374A1 (en) * | 2003-03-20 | 2004-09-23 | Krishnaswamy Ponmalai | Power supplies for electrical devices operating in vehicles |
| JP2007008409A (en) * | 2005-07-04 | 2007-01-18 | Auto Network Gijutsu Kenkyusho:Kk | Power control device |
| JP2007191015A (en) * | 2006-01-18 | 2007-08-02 | Toyota Motor Corp | Vehicle power supply control device |
| JP2007261532A (en) * | 2006-03-29 | 2007-10-11 | Clarion Co Ltd | On-vehicle power control device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106054705A (en) * | 2016-06-12 | 2016-10-26 | 江苏辰汉电子科技有限公司 | Multifunctional vehicle-mounted center console starting circuit |
| CN107776515A (en) * | 2016-08-26 | 2018-03-09 | 厦门雅迅网络股份有限公司 | A kind of the storage battery protection circuit and method of adaptive car-mounted terminal |
| CN108116347A (en) * | 2016-11-28 | 2018-06-05 | 厦门雅迅网络股份有限公司 | A kind of car-mounted terminal low pressure turning off system for preventing igniting from resetting and method |
| CN108116347B (en) * | 2016-11-28 | 2020-07-31 | 厦门雅迅网络股份有限公司 | Low-voltage turn-off system and method for preventing ignition reset of vehicle-mounted terminal |
| CN110254379A (en) * | 2019-07-09 | 2019-09-20 | 四川朗勃科技有限公司 | Car multimedia equipment does not restart the circuit board without continuous power supply |
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| Publication number | Publication date |
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| CN104071101B (en) | 2017-06-06 |
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Granted publication date: 20170606 Termination date: 20180326 |