CN105591429A - Wire-connection automatic control device - Google Patents
Wire-connection automatic control device Download PDFInfo
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- CN105591429A CN105591429A CN201511031172.6A CN201511031172A CN105591429A CN 105591429 A CN105591429 A CN 105591429A CN 201511031172 A CN201511031172 A CN 201511031172A CN 105591429 A CN105591429 A CN 105591429A
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- switch
- terminal
- automaton
- take
- fiery
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0034—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using reverse polarity correcting or protecting circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other DC sources, e.g. providing buffering
- H02J7/342—The other DC source being a battery actively interacting with the first one, i.e. battery to battery charging
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The invention provides a wire-connection automatic control device. The device comprises a main processing unit, a polarity determination circuit, a change-over switch group, a first wiring port, and a second wiring port, the first wiring port comprises a first terminal and a second terminal, the second wiring port comprises a third terminal and a fourth terminal, the change-over switch group comprises a first switch, a second switch, and a third switch, the first switch is used for connecting the first terminal to the third terminal or the fourth terminal, the second switch is used for connecting the second terminal to the third terminal, the third switch is used for connecting the second terminal to the fourth terminal, the polarity determination circuit is used for detecting the polarity of the terminals, and the main processing unit is used for controlling the on-off of the first switch, the second switch, and the third switch according to a detection result. According to the device, the on-off of the three switches is controlled according to the polarities of the terminals, automatic switching of wiring channels is realized, and correct connection of two storage batteries can be guaranteed by random connection.
Description
Technical field
The present invention relates to automobile and connect electric lead, more particularly, relate to a kind of can be according to the automatic polarity switch of splicing ear to realize the fiery automaton of taking of exact connect ion.
Background technology
Battery is the requisite part of automobile, it not only provides powerful starting current (generally up to 200～600A) for engine, and can provide required operating voltage (for example, in the time that engine idle or automobile do not start) for the instrument in automobile or other devices. Conventionally,, in automobile engine operation process, when generator voltage is during higher than the electromotive force of battery, battery changes a part of electric energy into chemical energy and stores, and namely charges, thereby makes the battery moment keep relatively sufficient electric power.
But sometimes can be because of driver's carelessness itself, cause battery over-discharge and cause power shortage. The common hypodynamic reason of storage battery that causes is to leave after automobile as driver, forget the consumers such as closing vehicle lamp, or is not used the normal time of automobile. In addition, cause service life of hypodynamic another the former because battery of storage battery, battery uses through long-term, because of the hydraulic performance decline of inner chemical raw material.
But no matter which kind of reason causes battery power deficiency, all can bring very big inconvenience to driver, wherein topmost is that automobile cannot start. Once this thing happens, need use the battery of other vehicles, and take battery that live wire connects power shortage with urgent transmission & distribution electric power by one group.
The current live wire of taking comprises twoIndependentWire, and the two ends of each wire have respectively a clip, carrying out battery while connecting, need connect the terminal of the identical polar of two batteries (anodal to positive pole, negative pole anticathode). But there is high danger in which, once the polarity of battery judged by accident, two batteries reversal connection state, very easily produce a some spark, and further cause the unexpected injuries such as blast.
Summary of the invention
The technical problem to be solved in the present invention is, for the above-mentioned problem of taking live wire troublesome poeration and having potential safety hazard, provide a kind of can be according to the automatic polarity switch of splicing ear to realize the fiery automaton of taking of exact connect ion.
The technical scheme that the present invention solves the problems of the technologies described above is, provide one to take fiery automaton, comprise Main Processor Unit, polarity decision circuitry, change-over switch group and lay respectively at the first Wiring port and second Wiring port at change-over switch group two ends, and described the first Wiring port comprises the first terminal and the second terminal, described the second Wiring port comprises the 3rd terminal and the 4th terminal, wherein: described change-over switch group comprises the first switch, second switch and the 3rd switch, and described the first switch is for being connected to the 3rd terminal or the 4th terminal by the first terminal, described second switch is for receiving the 3rd terminal by the second connecting terminals, described the 3rd switch is for receiving the 4th terminal by the second connecting terminals, described polarity decision circuitry is for detection of the polarity of the first terminal, the second terminal, the 3rd terminal and the 4th terminal, and by described Main Processor Unit according to the break-make of testing result control the first switch, second switch and the 3rd switch.
Take in fiery automaton of the present invention, described the first switch, second switch, the 3rd switch are relay, described in take fiery automaton and also comprise the switch driving circuit that drives respectively the first switch, second switch, the 3rd switch to switch.
Take in fiery automaton of the present invention, described polarity decision circuitry comprises the first optocoupler and the second optocoupler, and the two ends on the former limit of described the first optocoupler connect respectively the first terminal is connected Main Processor Unit first signal input pin with the second terminal, secondary; The two ends on the former limit of described the second optocoupler connect respectively the 3rd terminal is connected Main Processor Unit secondary signal input pin with the 4th terminal, secondary.
Take in fiery automaton of the present invention, described Main Processor Unit outputs a control signal to the first switch, second switch and the 3rd switch in the time that the incoming level of first signal input pin and secondary signal input pin is identical, makes that the first terminal is connected with the 3rd terminal, the second terminal is connected with the 4th terminal; Described Main Processor Unit outputs a control signal to the first switch, second switch and the 3rd switch in the time that the incoming level of first signal input pin and secondary signal input pin is different, makes that the first terminal is connected with the 4th terminal, the second terminal is connected with the 3rd terminal.
Take in fiery automaton of the present invention, described the first switch connects the first terminal and the 3rd terminal by default, described in take fiery automaton also comprise power supply unit and this power supply unit will the first terminal or the current conversion of the 3rd terminal input after be Main Processor Unit, polarity decision circuitry, the power supply of change-over switch group.
Take in fiery automaton of the present invention, described in take fiery automaton and also comprise igniting testing circuit, for according to judge whether igniting from the signal of automotive interior control system.
Take in fiery automaton of the present invention, described Main Processor Unit is exported control signal in the time that the first Wiring port and the second Wiring port are connected and igniting do not detected, make the relay of the first switch, second switch, the 3rd switch disconnect and connect by predetermined way again after the second duration after reaching the first duration by predetermined way connection, described the first duration is not less than 3 seconds, and described the second duration is less than 1 second.
Take in fiery automaton of the present invention, described Main Processor Unit again produces control signal according to the incoming level of first signal input pin and secondary signal input pin in the time reclosing.
Take in fiery automaton of the present invention, describedly take fiery automaton and also comprise signal output unit, for output connection signal after connecting at the first Wiring port and the second Wiring port, and be connected output alarm signal when abnormal with the second Wiring port at the first Wiring port.
Take in fiery automaton of the present invention, described signal output unit comprises LED light and/or buzzer.
Of the present inventionly take fiery automaton, according to the break-make of three switches of terminal Polarity Control, realized the automatic switchover of wiring passage, thus arbitrarily connection can to guarantee that two batteries connect correct.
Brief description of the drawings
Fig. 1It is the signal that the present invention takes fiery automaton embodimentFigure。
Fig. 2BeFig. 1The signal of middle change-over switch groupFigure。
Fig. 3It is the signal that the present invention takes fiery another embodiment of automatonFigure。
Fig. 4BeFig. 3The circuit signal of middle Main Processor UnitFigure。
Fig. 5BeFig. 3The signal of Semi-polarity decision circuitryFigure。
Fig. 6BeFig. 3The signal of middle switch driving circuitFigure。
Fig. 7BeFig. 3The signal of middle power supply unitFigure。
Fig. 8BeFig. 3The signal of middle signal output unitFigure。
Fig. 9BeFig. 3Another signal of middle signal output unitFigure。
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction withAccompanying drawingAnd embodiment, the present invention is further elaborated. Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
As Fig. 1,2Shown in, be the signal that the present invention takes fiery automaton embodimentFigure, this is taken fiery automaton and can be applicable to take live wire, thereby automatically carries out circuit switching in the time connecting two automobile storage batteries, arbitrarily connects electric folder and can guarantee that two batteries connect correctly. The fiery automaton of taking in the present embodiment comprises Main Processor Unit 11, polarity decision circuitry 15, change-over switch group 13 and lays respectively at the first Wiring port 12 and second Wiring port 14 at change-over switch group 13 two ends, and the first Wiring port 12 comprises that the first terminal PA_A and the second terminals P A_B, the second Wiring port 14 comprise the 3rd terminals P B_A and the 4th terminals P B_B.
Above-mentioned change-over switch group 13 comprises the first K switch 1, second switch K2 and the 3rd K switch 3, and the first K switch 1 is connected to the 3rd terminals P B_A or the 4th terminals P B_B by the first terminal PA_A under Main Processor Unit 11 is controlled, second switch K2 makes the second terminals P A_B be connected to the 3rd terminals P B_A under Main Processor Unit 11 is controlled, and the 3rd K switch 3 makes the second terminals P A_B be connected to the 4th terminals P B_B under Main Processor Unit 11 is controlled; Polarity decision circuitry 15 is for detection of the polarity of the first terminal PA_A, the second terminals P A_B, the 3rd terminals P B_A and the 4th terminals P B_B, and by Main Processor Unit 11 according to the break-make of testing result control the first K switch 1, second switch K2 and the 3rd K switch 3.
Above-mentionedly take fiery automaton and judge and switch control by polarity, how the conductor wire that no matter is connected to the first Wiring port 12 and the second Wiring port 14 is connected with two batteries, change-over switch group 13 all can ensure that the positive pole of two batteries is connected respectively with negative pole, thereby is convenient to the emergent igniting of dead electricity automobile.
As Fig. 3Shown in, in the second embodiment that takes fiery automaton of the present invention, except comprising Main Processor Unit 31, polarity decision circuitry 35, change-over switch group 33 and laying respectively at first Wiring port 32 and the second Wiring port 34 at change-over switch group 33 two ends, also can comprise power supply unit 36.
As Fig. 2,7Shown in, the first K switch 1 by default (being that Main Processor Unit 11 starts to exporting before control signal) connects the first terminal PA_A and the 3rd terminals P B_A, power supply unit 36 connects the first terminal PA_A or the 3rd terminals P B_A, thus by after the current conversion of the first terminal PA_1 or the 3rd terminals P B_A input for Main Processor Unit 31 provides operating voltage VCC, operating voltage VCC is provided, provides operating voltage VDD_6V for change-over switch group 33 for polarity decision circuitry 35.
Particularly, after processing, be input to AX3050 chip through voltage stabilizing, deglitch from the electric current of the first terminal PA_A or the 3rd terminals P B_A inflow, and after step-down, filtering forms VDD_6V output. VDD_6V forms VCC output again after chip U5 DC converting.
As Fig. 4,5Shown in, polarity decision circuitry 35 can comprise the first optocoupler U3 and the second optocoupler U4, and the two ends on the former limit of the first optocoupler U3 connect respectively the first terminal PA_A is connected Main Processor Unit 31 first signal input pin V_SN3 with the second terminals P A_B, secondary; The two ends on the former limit of the second optocoupler U4 connect respectively the 3rd terminals P B_A is connected Main Processor Unit 31 secondary signal input pin V_SN4 with the 4th terminals P B_B, secondary.
When positive pole, the second terminals P A_B that connects battery at the first terminal PA_A connects the negative pole of battery, the former limit conducting of the first optocoupler U3, secondary is conducting thereupon also, and to the first signal input pin V_SN3 output low level of Main Processor Unit 31; On the contrary, when negative pole, the second terminals P A_B that connects battery at the first terminal PA_A connects battery anodal, the former limit cut-off of the first optocoupler U3, secondary is cut-off thereupon also, and to the first signal input pin V_SN3 output high level of Main Processor Unit 31.
Similarly, when positive pole, the 4th terminals P B_B that connects battery at the 3rd terminals P B_A connects the negative pole of battery, the former limit conducting of the second optocoupler U4, secondary is conducting thereupon also, and to the secondary signal input pin V_SN4 output low level of Main Processor Unit 31; On the contrary, when negative pole, the 4th terminals P B_B that connects battery at the 3rd terminals P B_A connects battery anodal, the former limit cut-off of the second optocoupler U4, secondary is cut-off thereupon also, and to the secondary signal input pin V_SN4 output high level of Main Processor Unit 31.
Main Processor Unit 31 outputs a control signal to the first K switch 1, second switch K2 and the 3rd K switch 3 in the time that the incoming level of first signal input pin V_SN3 and secondary signal input pin V_SN4 is identical, makes that the first terminal PA_A is connected with the 3rd terminals P B_A, the second terminals P A_B is connected with the 4th terminals P B_B; And this Main Processor Unit 31 outputs a control signal to the first K switch 1, second switch K2 and the 3rd K switch 3 in the time that the incoming level of first signal input pin V_SN3 and secondary signal input pin V_SN4 is different, make that the first terminal PA_A is connected with the 4th terminals P B_B, the second terminals P A_B is connected with the 3rd terminals P B_A.
Above-mentioned take fiery automaton and also can comprise signal output unit 38, for output connection signal after the first Wiring port 32 and the second Wiring port 34 are connected; Be connected when abnormal the output alarm signal (now Main Processor Unit 31 be exported control signal simultaneously, makes change-over switch group 33 recover default conditions) such as (such as the first terminal PA_A and the second terminals P A_B short circuit or abnormal, the arbitrary terminal of change-over switch group 33 do not connect) with the second Wiring port 34 at the first Wiring port 32.
Especially, above-mentioned signal output unit 38 can comprise LED light and/or buzzer. For example, all connect and change-over switch group 33 has automatically switched at four terminals, green indicating lamp D18 Chang Liang, red led D19 extinguishes, and buzzer is quiet, now can normally start rescue.
Above-mentioned the first K switch 1, second switch K2, the 3rd K switch 3 specifically can adopt relay, also can comprise and take fiery automaton the switch driving circuit 37 that drives respectively the first K switch 1, second switch K2, the 3rd K switch 3 to switch.As Fig. 6Shown in, be converted to respectively and drive signal RELAY_D1, RELAY_D2, RELAY_D3 from control signal RELAY_DRIVER1, RELAY_DRIVER2, metal-oxide-semiconductor Q1, Q2, the Q3 of RELAY_DRIVER3 in switch driving circuit 37 of Main Processor Unit 31, thereby make corresponding relay work in the first K switch 1, second switch K2, the 3rd K switch 3 by metal-oxide-semiconductor Q1, Q2, Q3.
Take fiery automaton and also can comprise igniting testing circuit above-mentioned, for according to judge whether igniting from the signal of automotive interior control system. Main Processor Unit 31 is exported control signal in the time that the first Wiring port 32 and the second Wiring port 34 are connected and do not light a fire, make the relay of the first K switch 1, second switch K2, the 3rd K switch 3 disconnect and connect by predetermined way again after the second duration after reaching the first duration by predetermined way connection, above-mentioned the first duration is not less than 3 seconds (can be for example 5S), and the second duration is less than 1 second (can be for example 0.5S). Like this, Main Processor Unit 31 can again produce control signal according to the incoming level of first signal input pin V_SN3 and secondary signal input pin V_SN4 in the time reclosing.
By the way, can avoid take in fiery automaton connection procedure there is electricity folder landing or connect normal after misconnection situation after exchange cathode and anode directions, the state that is detected polarity and adjusted change-over switch group by timing, ensures the validity and the security that connect.
The above; only for preferably detailed description of the invention of the present invention, but protection scope of the present invention is not limited to this, is anyly familiar with in technical scope that those skilled in the art disclose in the present invention; the variation that can expect easily or replacement, within all should being encompassed in protection scope of the present invention. Therefore, protection scope of the present invention should be withClaimProtection domain be as the criterion.
Claims (10)
1. take a fiery automaton, it is characterized in that: comprise Main Processor Unit, polarity judgement electricityRoad, change-over switch group and lay respectively at the first Wiring port and second terminals at change-over switch group two endsMouthful, and described the first Wiring port comprises that the first terminal and the second terminal, described the second Wiring port comprise theThree terminals and the 4th terminal, wherein: described change-over switch group comprises that the first switch, second switch and the 3rd openClose, and described the first switch is for being connected to the 3rd terminal or the 4th terminal by the first terminal, described second opensClose for the second connecting terminals is received to the 3rd terminal, described the 3rd switch is for receiving the 4th by the second connecting terminalsTerminal; Described polarity decision circuitry is for detection of the first terminal, the second terminal, the 3rd terminal and the 4th terminalPolarity, and opened according to testing result control the first switch, second switch and the 3rd by described Main Processor UnitThe break-make of closing.
2. according to claim 1ly take fiery automaton, it is characterized in that: described the first switch,Second switch, the 3rd switch are relay, described in take fiery automaton and also comprise and drive respectively first to openThe switch driving circuit that pass, second switch, the 3rd switch switch.
3. according to claim 1 and 2ly take fiery automaton, it is characterized in that: described polarityDecision circuitry comprises the first optocoupler and the second optocoupler, and the two ends on the former limit of described the first optocoupler connect respectivelyOne terminal is connected the first signal input pin of Main Processor Unit with the second terminal, secondary; Described the second optocouplerThe two ends on former limit connect respectively the 3rd terminal is connected Main Processor Unit secondary signal with the 4th terminal, secondaryInput pin.
4. according to claim 3ly take fiery automaton, it is characterized in that: described main processing is singleWhen first incoming level at first signal input pin and secondary signal input pin is identical, export control signalTo the first switch, second switch and the 3rd switch, make that the first terminal is connected with the 3rd terminal, the second terminal withThe 4th terminal connects; Described Main Processor Unit is defeated first signal input pin and secondary signal input pinEnter level and output a control signal to the first switch, second switch and the 3rd switch when different, make the first terminal withThe 4th terminal connects, the second terminal is connected with the 3rd terminal.
5. according to claim 1ly take fiery automaton, it is characterized in that: described the first switchConnect by default the first terminal and the 3rd terminal, described in take fiery automaton and also comprise that power supply is singleUnit and this power supply unit will be Main Processor Unit, polarity after the current conversion of the first terminal or the input of the 3rd terminalDecision circuitry, the power supply of change-over switch group.
6. according to claim 2ly take fiery automaton, it is characterized in that: described in take fire automaticallyControl device also comprises igniting testing circuit, for according to the signal judgement from automotive interior control system beingNo igniting.
7. according to claim 6ly take fiery automaton, it is characterized in that: described main processing is singleUnit exports control signal in the time that the first Wiring port and the second Wiring port are connected and igniting do not detected, makes theThe relay of one switch, second switch, the 3rd switch disconnects after reaching the first duration by predetermined way connectionAnd after the second duration, press again predetermined way and connect, described the first duration is not less than 3 seconds, described the second durationBe less than 1 second.
8. according to claim 7ly take fiery automaton, it is characterized in that: described main processing is singleUnit in the time reclosing again according to the incoming level of first signal input pin and secondary signal input pinProduce control signal.
9. according to claim 1 and 2ly take fiery automaton, it is characterized in that: described in take fireAutomaton also comprises signal output unit, for connecting at the first Wiring port and the second Wiring portRear output connection signal, and be connected output alarm letter when abnormal with the second Wiring port at the first Wiring portNumber.
10. according to claim 9ly take fiery automaton, it is characterized in that: described signal is defeatedGo out unit and comprise LED light and/or buzzer.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511031172.6A CN105591429B (en) | 2015-12-31 | 2015-12-31 | Take fiery automaton |
| US15/253,851 US10404087B2 (en) | 2015-12-31 | 2016-08-31 | Electrical connection device comprising voltage detecting unit and polarity detecting unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511031172.6A CN105591429B (en) | 2015-12-31 | 2015-12-31 | Take fiery automaton |
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| Publication Number | Publication Date |
|---|---|
| CN105591429A true CN105591429A (en) | 2016-05-18 |
| CN105591429B CN105591429B (en) | 2018-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511031172.6A Active CN105591429B (en) | 2015-12-31 | 2015-12-31 | Take fiery automaton |
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| Country | Link |
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| CN (1) | CN105591429B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109995106A (en) * | 2019-03-28 | 2019-07-09 | 维沃移动通信有限公司 | A charging circuit, terminal equipment and charging equipment |
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| US5103155A (en) * | 1990-11-30 | 1992-04-07 | Joannou Constantinos J | Battery charging cable system |
| CN2514355Y (en) * | 2001-11-14 | 2002-10-02 | 毅威科技有限公司 | DC power wiring with polarity protection |
| US6632103B1 (en) * | 2002-09-09 | 2003-10-14 | James Liu | Adaptive booster cable for a vehicle battery |
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| CN109995106A (en) * | 2019-03-28 | 2019-07-09 | 维沃移动通信有限公司 | A charging circuit, terminal equipment and charging equipment |
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| Publication number | Publication date |
|---|---|
| CN105591429B (en) | 2018-07-06 |
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