CN105591429B - Take fiery automaton - Google Patents
Take fiery automaton Download PDFInfo
- Publication number
- CN105591429B CN105591429B CN201511031172.6A CN201511031172A CN105591429B CN 105591429 B CN105591429 B CN 105591429B CN 201511031172 A CN201511031172 A CN 201511031172A CN 105591429 B CN105591429 B CN 105591429B
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- China
- Prior art keywords
- terminal
- switch
- automaton
- wiring port
- main processor
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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
-
- 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)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The present invention provides one kind to take fiery automaton, including Main Processor Unit, polarity decision circuitry, switching switch group, the first Wiring port and the second Wiring port, and first Wiring port includes first terminal and Second terminal, second Wiring port include third terminal and forth terminal, wherein：The switching switch group includes first switch, second switch and third switch, and the first switch is used to first terminal being connected to third terminal or forth terminal, for Second terminal to be made to be connected to third terminal, the third switchs that Second terminal is made to be connected to forth terminal the second switch；The polarity decision circuitry is used for the polarity of detection terminal, and first switch, second switch and third is controlled to switch on-off according to testing result by the Main Processor Unit.The present invention controls three according to terminal polarity and switches on-off, and realizes the automatic switchover of connection path, so as to which arbitrarily connection can ensure that two accumulator connections are correct.
Description
Technical field
The present invention relates to automobiles to connect electric lead, can automatically be cut according to the polarity of connection terminal more specifically to a kind of
It changes to realize that is correctly connected takes fiery automaton.
Background technology
Accumulator is the essential part of automobile, it is not only that engine provides powerful starting current (general height
Up to 200~600A), and required operating voltage can be provided for the instrument in automobile or other devices (such as in engine
When idling or not actuated automobile).In general, in automobile engine operation process, when generator voltage is higher than the electricity of accumulator
During kinetic potential, a part of electric energy is changed into chemical energy and stored, that is, charge by accumulator, so as to make the accumulator moment
Keep relatively sufficient electric power.
But it can sometimes cause accumulator over-discharge because of the carelessness of driver in itself and cause electric power insufficient.It is common
Be the reason of causing battery power insufficient after driver leaves automobile, forget the electrical equipments such as closing vehicle lamp or
The automobile normal time is not used.In addition, lead to the service life that the insufficient another reason of battery power is accumulator, i.e. accumulator
By being used for a long time, because of the hydraulic performance decline of internal chemical raw material.
However, no matter which kind of reason causes battery power insufficient, very big inconvenience can be brought to driver, wherein most main
What is wanted is that automobile can not start.Once this thing happens, the accumulator of other vehicles need to be borrowed, and passes through one group and takes firewire
To connect the insufficient accumulator of electric power with urgent transmission ＆ distribution electric power.
Current firewire of taking includes two separate conductors, and the both ends of each conducting wire are respectively provided with a clip, are carrying out
When accumulator connects, the terminal of the identical polar of two accumulators need to be connected (i.e. anode to anode, cathode to cathode).It but should
Mode is there are high danger, once the polarity of accumulator is misjudged, two accumulators reversal connection state, easily generate a little
Spark, and further result in the unexpected injuries such as explosion.
Invention content
The technical problem to be solved in the present invention is, takes that firewire is troublesome in poeration and asking there are security risk for above-mentioned
Topic, provide a kind of can realize that is correctly connected takes fiery automaton according to the automatic polarity switch of connection terminal.
The technical solution of present invention solution above-mentioned technical problem is to provide one kind and takes fiery automaton, including main place
Manage unit, polarity decision circuitry, switching switch group and the first Wiring port and second for being located at switching switch group both ends respectively
Wiring port, and first Wiring port includes first terminal and Second terminal, second Wiring port include third end
Son and forth terminal, wherein：The switching switch group includes first switch, second switch and third switch, and described first opens
It closes for first terminal to be connected to third terminal or forth terminal, the second switch is used to Second terminal being connected to third
Terminal, the third switch Second terminal being connected to forth terminal；The polarity decision circuitry is used to detect first end
Son, Second terminal, the polarity of third terminal and forth terminal, and control first to open according to testing result by the Main Processor Unit
It closes, second switch and third switch on-off；
It is described to take fiery automaton and further include igniting detection circuit, for according to from automotive interior control system
Signal judges whether to light a fire；The Main Processor Unit is connected in the first Wiring port and the second Wiring port and igniting is not detected
When output control signal, make the relays of first switch, second switch, third switch when reaching first by predetermined way connection
It disconnects after length and is connected again by predetermined way after the second duration, first duration is not less than 3 seconds, and second duration is less than
1 second.
Fiery automaton is taken of the present invention, the first switch, second switch, third switch are relay
Device, it is described take fiery automaton and further include respectively drive the switch that first switch, second switch, third switch switch over
Driving circuit.
Fiery automaton is taken of the present invention, the polarity decision circuitry includes the first optocoupler and the second light
Coupling, and the both ends of the primary side of first optocoupler connect first terminal and connect Main Processor Unit with Second terminal, secondary respectively
First signal input pin；The both ends of the primary side of second optocoupler connect third terminal and are connected with forth terminal, secondary respectively
The second signal input pin of Main Processor Unit.
Fiery automaton is taken of the present invention, the Main Processor Unit is in the first signal input pin and
The incoming level of binary signal input pin outputs a control signal to first switch, second switch and third switch when identical, make the
One terminal is connect with third terminal, Second terminal and forth terminal connect；The Main Processor Unit is in the first signal input pin
First switch, second switch and third switch are output a control signal to when different with the incoming level of second signal input pin,
First terminal is made to be connect with forth terminal, the connection of Second terminal and third terminal.
Fiery automaton is taken of the present invention, the first switch connects first terminal by default
And third terminal, it is described to take that fiery automaton further includes power supply unit and the power supply unit is by first terminal or third terminal
The electric current of input is powered after converting into Main Processor Unit, polarity decision circuitry, switching switch group.
Fiery automaton is taken of the present invention, the Main Processor Unit is when reclosing again according to
The incoming level of one signal input pin and second signal input pin generates control signal.
Fiery automaton is taken of the present invention, it is described to take fiery automaton to further include signal output single
Member, for the output connection signal after the first Wiring port and the second Wiring port are connected, and in the first Wiring port and second
Output alarm signal when Wiring port connection is abnormal.
Fiery automaton is taken of the present invention, the signal output unit includes LED light and/or bee
Ring device.
The present invention's takes fiery automaton, and controlling three according to terminal polarity switches on-off, and realizes wiring and leads to
The automatic switchover in road, so as to which arbitrarily connection can ensure that two accumulator connections are correct.
Description of the drawings
Fig. 1 is the schematic diagram that the present invention takes fiery automaton embodiment.
Fig. 2 is the schematic diagram of switching switch group in Fig. 1.
Fig. 3 is the schematic diagram that the present invention takes another embodiment of fiery automaton.
Fig. 4 is the circuit diagram of Main Processor Unit in Fig. 3.
Fig. 5 is the schematic diagram of polarity decision circuitry in Fig. 3.
Fig. 6 is the schematic diagram of switch driving circuit in Fig. 3.
Fig. 7 is the schematic diagram of power supply unit in Fig. 3.
Fig. 8 is the schematic diagram of signal output unit in Fig. 3.
Fig. 9 is another schematic diagram of signal output unit in Fig. 3.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As shown in Figure 1, 2, it is the schematic diagram of the invention for taking fiery automaton embodiment, this takes fiery automaton
It can be applied to take firewire, so as to carry out circuit switching automatically when connecting two automobile storage batteries, arbitrarily connection electricity folder can be true
It is correct to protect two accumulator connections.Fiery automaton includes Main Processor Unit 11 to taking in the present embodiment, polarity judges electricity
Road 15, switching switch group 13 and the first Wiring port 12 and the second Wiring port that are located at 13 both ends of switching switch group respectively
14, and the first Wiring port 12 includes first terminal PA_A and Second terminal PA_B, the second Wiring port 14 includes third terminal
PB_A and forth terminal PB_B.
Above-mentioned switching switch group 13 includes first switch K1, second switch K2 and third switch K3, and first switch K1 exists
First terminal PA_A is connected to third terminal PB_A or forth terminal PB_B under the control of Main Processor Unit 11, second switch K2 exists
Main Processor Unit 11 makes Second terminal PA_B be connected to third terminal PB_A under controlling, third switch K3 is controlled in Main Processor Unit 11
Second terminal PA_B is made to be connected to forth terminal PB_B under system；Polarity decision circuitry 15 is used to detect first terminal PA_A, second
The polarity of terminals P A_B, third terminal PB_A and forth terminal PB_B, and is controlled according to testing result by Main Processor Unit 11
The break-make of one switch K1, second switch K2 and third switch K3.
It is above-mentioned to take fiery automaton by polarity judgement and switch control, no matter it is connected to 12 He of the first Wiring port
How the conductor wire of second Wiring port 14 connect with two accumulators, and switching switch group 13 can all ensure two accumulators just
Pole and cathode are respectively connected with, consequently facilitating the emergent igniting of dead electricity automobile.
As shown in figure 3, in the second embodiment for taking fiery automaton of the present invention, in addition to including Main Processor Unit
31st, polarity decision circuitry 35, switching switch group 33 and 32 and of the first Wiring port for being located at 33 both ends of switching switch group respectively
Outside second Wiring port 34, power supply unit 36 may also include.
As shown in Fig. 2,7, (i.e. Main Processor Unit 11 starts to output control signal first switch K1 by default
Before) connection first terminal PA_A and third terminal PB_A, the connection first terminal PA_A or third terminal PB_A of power supply unit 36, from
And after first terminal PA_1 or third terminal the PB_A electric current inputted are converted into Main Processor Unit 31 provide operating voltage VCC,
Operating voltage VCC is provided for polarity decision circuitry 35, is that switching switch group 33 provides operating voltage VDD_6V.
Specifically, it is inputted after voltage stabilizing, deglitch processing from the electric current that first terminal PA_A or third terminal PB_A is flowed into
To AX3050 chips, and it is depressured post filtering and forms VDD_6V outputs.It is defeated that VDD_6V forms VCC after chip U5 DC convertings again
Go out.
As shown in Figure 4,5, polarity decision circuitry 35 may include the first optocoupler U3 and the second optocoupler U4, and the first optocoupler U3
The both ends of primary side connect respectively first terminal PA_A connected with Second terminal PA_B, secondary Main Processor Unit 31 the first signal it is defeated
Enter pin V_SN3；The both ends of the primary side of second optocoupler U4 connect third terminal PB_A and are connected with forth terminal PB_B, secondary respectively
The second signal input pin V_SN4 of Main Processor Unit 31.
During the cathode of anode, Second terminal PA_B connection accumulators in first terminal PA_A connection accumulators, the first light
The primary side conducting of coupling U3, secondary are also connected therewith, and export low electricity to the first signal input pin V_SN3 of Main Processor Unit 31
It is flat；On the contrary, during the anode of cathode, Second terminal PA_B connection accumulators in first terminal PA_A connection accumulators, first
The primary side cut-off of optocoupler U3, secondary also end therewith, and export height to the first signal input pin V_SN3 of Main Processor Unit 31
Level.
Similarly, during the cathode of the anode in third terminal PB_A connection accumulators, forth terminal PB_B connection accumulators,
The primary side conducting of second optocoupler U4, secondary are also connected, and defeated to the second signal input pin V_SN4 of Main Processor Unit 31 therewith
Go out low level；On the contrary, the anode of the cathode, forth terminal PB_B connection accumulators in third terminal PB_A connection accumulators
When, the primary side cut-off of the second optocoupler U4, secondary also ends therewith, and to the second signal input pin V_ of Main Processor Unit 31
SN4 exports high level.
Main Processor Unit 31 is in the first signal input pin V_SN3 and the incoming level of second signal input pin V_SN4
First switch K1, second switch K2 and third switch K3 are output a control signal to when identical, makes first terminal PA_A and third end
Sub- PB_A connections, Second terminal PA_B are connect with forth terminal PB_B；And the Main Processor Unit 31 is in the first signal input pin
First switch K1, second switch are output a control signal to when the incoming level difference of V_SN3 and second signal input pin V_SN4
K2 and third switch K3, makes first terminal PA_A be connect with forth terminal PB_B, Second terminal PA_B and third terminal PB_A connect
It connects.
Above-mentioned fiery automaton of taking may also include signal output unit 38, in the first Wiring port 32 and
Signal is connected in output after two Wiring ports 34 are connected；(the example when the first Wiring port 32 and the second Wiring port 34 connect abnormal
33 exception of such as first terminal PA_A and Second terminal PA_B short circuits or switching switch group, any terminal are not connected with) output report
Alert signal (control signal can be exported by Main Processor Unit 31 simultaneously at this time, switching switch group 33 is made to restore default conditions).
Particularly, above-mentioned signal output unit 38 may include LED light and/or buzzer.It is for example, equal in four terminals
It connects and switching switch group 33 automatically switches to complete, green indicator light D18 is always on, and red indicating light D19 extinguishes, and buzzer is quiet
Sound can normally start rescue at this time.
Relay specifically can be used in above-mentioned first switch K1, second switch K2, third switch K3, and takes fire and automatically control
Device, which may also include, respectively drives the switch driving circuit 37 that first switch K1, second switch K2, third switch K3 are switched over.
As shown in fig. 6, control signal RELAY_DRIVER1, RELAY_DRIVER2, RELAY_DRIVER3 from Main Processor Unit 31
Drive signal RELAY_D1, RELAY_D2, RELAY_ are respectively converted into through metal-oxide-semiconductor Q1, Q2, Q3 in switch driving circuit 37
D3 works so as to first switch K1, second switch K2, third be made to switch corresponding relay in K3 by metal-oxide-semiconductor Q1, Q2, Q3.
Igniting detection circuit is may also include in above-mentioned fiery automaton of taking, for being controlled according to from automotive interior
The signal of system judges whether to light a fire.Main Processor Unit 31 is connected and non-point in the first Wiring port 32 with the second Wiring port 34
Output control signal when fiery makes the relay of first switch K1, second switch K2, third switch K3 be reached by predetermined way connection
It disconnects after to the first duration and is connected again by predetermined way after the second duration, above-mentioned first duration (such as can be with not less than 3 seconds
For 5S), the second duration is less than 1 second (such as can be 0.5S).In this way, Main Processor Unit 31 can when reclosing basis again
The incoming level of first signal input pin V_SN3 and second signal input pin V_SN4 generate control signal.
By the above-mentioned means, it can avoid occurring the landing of electricity folder in fiery automaton connection procedure is taken or connect normal
The misconnection situation after cathode and anode directions is exchanged afterwards, i.e., polarity is detected to adjust the state of switching switch group by timing, ensures to connect
The validity connect and safety.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, the change or replacement that can be readily occurred in,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with scope of the claims
Subject to.
Claims (8)
1. one kind takes fiery automaton, it is characterised in that：Including Main Processor Unit, polarity decision circuitry, switching switch group
And it is located at first Wiring port and the second Wiring port at switching switch group both ends respectively, and first Wiring port includes
First terminal and Second terminal, second Wiring port include third terminal and forth terminal, wherein：The switching switch group
Including first switch, second switch and third switch, and the first switch be used for by first terminal be connected to third terminal or
Forth terminal, the second switch are used to Second terminal being connected to third terminal, and the third switch is for by Second terminal
It is connected to forth terminal；The polarity decision circuitry is used to detect first terminal, Second terminal, third terminal and forth terminal
Polarity, and first switch, second switch and third is controlled to switch on-off according to testing result by the Main Processor Unit；
It is described to take fiery automaton and further include igniting detection circuit, for according to the signal from automotive interior control system
Judge whether to light a fire；The Main Processor Unit is defeated when the first Wiring port and the second Wiring port are connected and igniting is not detected
Go out to control signal, make the relay of first switch, second switch, third switch after the first duration is reached by predetermined way connection
It disconnects and is connected again by predetermined way after the second duration, first duration is not less than 3 seconds, and second duration is less than 1 second.
2. according to claim 1 take fiery automaton, it is characterised in that：The first switch, second switch,
Three switches for relay, it is described take fiery automaton further include respectively drive first switch, second switch, third switch into
The switch driving circuit of row switching.
3. according to claim 1 or 2 take fiery automaton, it is characterised in that：The polarity decision circuitry includes
First optocoupler and the second optocoupler, and the both ends of the primary side of first optocoupler connect first terminal and Second terminal, secondary respectively
Connect the first signal input pin of Main Processor Unit；The both ends of the primary side of second optocoupler connect third terminal and respectively
The second signal input pin of four terminals, secondary connection Main Processor Unit.
4. according to claim 3 take fiery automaton, it is characterised in that：The Main Processor Unit is in the first signal
Input pin outputs a control signal to first switch, second switch and when identical with the incoming level of second signal input pin
Three switches make first terminal be connect with third terminal, the connection of Second terminal and forth terminal；The Main Processor Unit is in the first letter
Output a control signal to during the incoming level difference of number input pin and second signal input pin first switch, second switch and
Third switchs, and first terminal is made to be connect with forth terminal, the connection of Second terminal and third terminal.
5. according to claim 1 take fiery automaton, it is characterised in that：The first switch is by default
Connect first terminal and third terminal, it is described to take that fiery automaton further includes power supply unit and the power supply unit is by first end
Son or the electric current of third terminal input are powered after converting into Main Processor Unit, polarity decision circuitry, switching switch group.
6. according to claim 1 take fiery automaton, it is characterised in that：The Main Processor Unit is reclosing
Shi Chongxin generates control signal according to the incoming level of the first signal input pin and second signal input pin.
7. according to claim 1 or 2 take fiery automaton, it is characterised in that：It is described to take fiery automaton
Further include signal output unit, for after the first Wiring port and the second Wiring port are connected output connect signal, and the
Output alarm signal when one Wiring port and abnormal the second Wiring port connection.
8. according to claim 7 take fiery automaton, it is characterised in that：The signal output unit includes LED
Indicator 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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105591429A CN105591429A (en) | 2016-05-18 |
| CN105591429B true CN105591429B (en) | 2018-07-06 |
Family
ID=55930761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511031172.6A Active CN105591429B (en) | 2015-12-31 | 2015-12-31 | Take fiery automaton |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105591429B (en) |
Families Citing this family (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 kind of charging circuit, terminal device and charging equipment |
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| CN2514355Y (en) * | 2001-11-14 | 2002-10-02 | 毅威科技有限公司 | DC power supply wiring with polar protection |
| US6632103B1 (en) * | 2002-09-09 | 2003-10-14 | James Liu | Adaptive booster cable for a vehicle battery |
| CN2627659Y (en) * | 2003-05-21 | 2004-07-21 | 毅威科技有限公司 | Nonpolarity charger |
| CN1625015A (en) * | 2004-12-20 | 2005-06-08 | 上海广为电器工具厂 | Emergency power supply |
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| CN102447279A (en) * | 2010-09-29 | 2012-05-09 | 富晶电子股份有限公司 | Polarity switching circuit for charger |
| CN103607016A (en) * | 2013-12-02 | 2014-02-26 | 上海广为美线电源电器有限公司 | Non-polarity automatic judgment charging circuit and charger |
| CN104617773A (en) * | 2013-11-04 | 2015-05-13 | 深圳市海洋王照明工程有限公司 | Positive-negative automatic conversion circuit and power output module |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 supply wiring with polar protection |
| US6632103B1 (en) * | 2002-09-09 | 2003-10-14 | James Liu | Adaptive booster cable for a vehicle battery |
| CN2627659Y (en) * | 2003-05-21 | 2004-07-21 | 毅威科技有限公司 | Nonpolarity charger |
| CN1625015A (en) * | 2004-12-20 | 2005-06-08 | 上海广为电器工具厂 | Emergency power supply |
| CN1921258A (en) * | 2006-08-29 | 2007-02-28 | 李文光 | Adjustable large power lithium ion vehicle emergency starting power |
| CN102447279A (en) * | 2010-09-29 | 2012-05-09 | 富晶电子股份有限公司 | Polarity switching circuit for charger |
| CN102227088A (en) * | 2011-06-07 | 2011-10-26 | 高迟 | Multifunctional intelligent charging equipment |
| CN104617773A (en) * | 2013-11-04 | 2015-05-13 | 深圳市海洋王照明工程有限公司 | Positive-negative automatic conversion circuit and power output module |
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|---|---|
| CN105591429A (en) | 2016-05-18 |
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