CN208508515U - A kind of car emergency startup power supply intelligence folder - Google Patents
A kind of car emergency startup power supply intelligence folder Download PDFInfo
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- CN208508515U CN208508515U CN201821241592.6U CN201821241592U CN208508515U CN 208508515 U CN208508515 U CN 208508515U CN 201821241592 U CN201821241592 U CN 201821241592U CN 208508515 U CN208508515 U CN 208508515U
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Abstract
A kind of car emergency startup power supply intelligence folder comprising two clips (20) and control circuit (10), the control circuit include the electrical energy inputs (V for obtaining electric energy from car emergency startup power supplyin), for the clip output electric energy electric energy output end (Vout), ground terminal, the electronic switch (12) being connected between the electrical energy inputs and electric energy output end, and the MCU (13) and manual switch (15) of the control electronic switch ON/OFF, the control circuit further includes being shorted detection circuit (14), the short circuit detection circuit and the electrical energy inputs, the electric energy output end and the MCU connect, when loading short circuit, the short circuit detection circuit exports setting signal to the MCU, MCU, which is received, to be controlled the electronic switch after the setting signal and is in an off state, pressing manual switch electric energy will not be exported to automobile, it being capable of effective protection emergency starting power supply.
Description
Technical field
The utility model relates to car emergency startup power supply more particularly to a kind of car emergency startup power supplies intelligently to press from both sides,
It can control whether emergency starting power supply exports electric energy according to loading condition.
Background technique
With the increasingly raising of living standard, more and more people have purchased automobile, automobile give facilitate while,
Also have certain defect, for example, long journey on the way or for a long time when not in use, often since accumulator electric-quantity deficiency causes vapour
Vehicle can not start, at this time calling rescue, on the one hand to wait the long period, on the other hand rescue expense can be also generated, to give
User makes troubles.For this purpose, people devise car emergency startup power supply, when accumulator electric-quantity deficiency, car emergency is opened
Dynamic power supply is connected to two electrode columns of battery, by lower switch, that is, can provide electric energy needed for automobile starting, has well solved
State problem.But there are following technical problems for existing car emergency startup power supply: being shorted phenomenon if vehicle load has or answers
Two clips of anxious startup power supply are shorted, and after lower switch, can be generated discharge spark, can even be damaged car emergency starting electricity
Source.
Summary of the invention
The purpose of the utility model is to provide a kind of car emergency startup power supplies intelligently to press from both sides, the car emergency startup power supply intelligence
Can press from both sides can control whether emergency starting power supply export electric energy according to loading condition.
In order to achieve the above object, the technical solution adopted in the utility model is as follows:
A kind of car emergency startup power supply intelligence folder comprising two clips (20) and control circuit (10), the control
Circuit (10) includes the electrical energy inputs (V for obtaining electric energy from car emergency startup power supplyin), for the clip export
Electric energy output end (the V of electric energyout), ground terminal, be connected to the electrical energy inputs (Vin) and the electric energy output end (Vout) between
Electronic switch (12) and the control electronic switch ON/OFF MCU (13) and manual switch (15), in which: it is described
Control circuit (10) further includes being shorted detection circuit (14), the short circuit detection circuit and the electrical energy inputs, the electric energy
Output end and the MCU connect, and when loading short circuit, the short circuit detection circuit exports setting signal to the MCU, and MCU is received
The electronic switch is controlled after to the setting signal to be in an off state.
Preferably, the short circuit detection circuit (14) includes metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q3, metal-oxide-semiconductor Q5 and voltage sample branch,
The pole D of metal-oxide-semiconductor Q1, the pole G and the pole D of metal-oxide-semiconductor Q3, G is extremely corresponding connects, the pole D of metal-oxide-semiconductor Q5, the pole S and metal-oxide-semiconductor Q3 the pole G,
End correspondence connects, and voltage sample branch is connected between the pole S of metal-oxide-semiconductor Q3 and ground terminal, the pole S of metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q3 S
Pole, the pole G of metal-oxide-semiconductor Q5, voltage sample branch output end and the electrical energy inputs (Vin), the electric energy output end (Vout)、
An output end (DC2) of the MCU, an input terminal (Pin_OP) correspondence of the MCU connect.
Preferably, the voltage sample branch includes optocoupler (U2), and sampled value is transferred to the MCU through the optocoupler.
Preferably, the control circuit (10) further includes temperature element (16), the temperature element and the electronic switch
The temperature feedback for detecting the electronic switch is contacted to the MCU, when the temperature value of feedback is greater than the temperature value of setting
MCU controls the electronic switch and is in an off state.
Preferably, the control circuit (10) further includes current sample element (17), and the current sample element is connected to
Electric energy output end (the Vout) feed back to the MCU for sampled current value, when the current value of feedback is greater than the current value of setting
When MCU control the electronic switch and be in an off state.
Preferably, the control circuit (10) further includes first voltage sample circuit (19) and second voltage sample circuit
(18), first voltage sample circuit and second voltage sample circuit and the electrical energy inputs (Vin) and the electric energy output end
(Vout) correspondence connect, the MCU is fed back to for sample input voltage values and output voltage values, when the input voltage value of feedback
Or output voltage values when exceeding setting value MCU control the electronic switch and be in an off state.
Compared with prior art, the utility model at least has the advantages that
It is able to detect whether vehicle load is shorted, and electronic switch is maintained at off-state when there is short circuit, even if pressing
Lower manual switch will not export electric energy to automobile, being capable of effective protection emergency starting power supply.
Detailed description of the invention
Fig. 1 is the functional block diagram that first embodiment car emergency startup power supply is intelligently pressed from both sides；
Fig. 2 is the circuit diagram for being wherein shorted detection circuit；
Fig. 3 is the functional block diagram that second embodiment car emergency startup power supply is intelligently pressed from both sides.
Specific embodiment
The utility model is described further with reference to the accompanying drawings and examples.
Referring to Fig.1, intelligently folder includes two clips 20 and control circuit 10 to first embodiment car emergency startup power supply.
Control circuit 10 includes: the electrical energy inputs V for obtaining electric energy from car emergency startup power supplyin, for institute
State the electric energy output end V that clip 20 exports electric energyout, ground terminal, be connected to the electrical energy inputs VinWith the electric energy output end
VoutBetween electronic switch 12 and control 12 ON/OFF of electronic switch MCU13 and manual switch 15.The control
Circuit 10 processed further includes being shorted detection circuit 14, the short circuit detection circuit 14 and electrical energy inputs Vin, the electric energy it is defeated
Outlet VoutConnect with the MCU13, when loading short circuit, the short circuit detection circuit 14 exports setting signal to the MCU13,
MCU13, which is received, to be controlled the electronic switch 12 after the setting signal and is in an off state, accordingly even when pressing manual switch
15 will not export electric energy to automobile, being capable of effective protection emergency starting power supply.Wherein, the preferred relay of electronic switch 12,
It can be using silicon-controlled etc..In Fig. 1, power module 11 is suitable for being converted to the voltage from car emergency startup power supply
The operating voltage 5V of MCU.
Referring to Fig. 2, the specific detection circuit that is shorted of one kind includes metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q3, metal-oxide-semiconductor Q5 and voltage sample branch
Road, the pole D of metal-oxide-semiconductor Q1, the pole G and the pole D of metal-oxide-semiconductor Q3, G is extremely corresponding connects, the pole D of metal-oxide-semiconductor Q5, the pole S and metal-oxide-semiconductor Q3 the pole G,
Ground terminal correspondence connects, and voltage sample branch is connected between the pole S of metal-oxide-semiconductor Q3 and ground terminal, the pole S of metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q3 S
Pole, the pole G of metal-oxide-semiconductor Q5, voltage sample branch output end and the electrical energy inputs Vin, the electric energy output end Vout, it is described
An output end DC2 of MCU, the input terminal Pin_OP correspondence of the MCU connect.Wherein, voltage sample branch includes electricity
Hinder R10, R7, R4 and capacitor C4.It is also preferable to include optocoupler U2, sampled values to be transferred to MCU through the optocoupler U2 for voltage sample branch.
Its working principles are as follows: the output end DC2 of MCU provides pulse train, the pulse train control to the pole G of metal-oxide-semiconductor Q5
Metal-oxide-semiconductor Q1 processed, metal-oxide-semiconductor Q3, metal-oxide-semiconductor Q5 work, by electrical energy inputs VinVoltage conversion after output to electric energy output end Vout,
The voltage feeds back to MCU after being sampled by voltage sample branch, after loading short circuit, electric energy output end VoutVoltage be pulled down to
0V, the voltage sample value for feeding back to MCU also become 0V, and MCU can determine whether that load is shorted accordingly, to control at electronic switch 12
In off-state.Even if pressing manual switch 15, electronic switch 12 will not be connected, and will not export electric energy to automobile.
Referring to Fig. 3, intelligently folder includes two clips 20 and control circuit 10 to second embodiment car emergency startup power supply.
Control circuit 10 includes: the electrical energy inputs V for obtaining electric energy from car emergency startup power supplyin, for institute
State the electric energy output end V that clip 20 exports electric energyout, ground terminal, be connected to the electrical energy inputs VinWith the electric energy output end
VoutBetween electronic switch 12 and control 12 ON/OFF of electronic switch MCU13 and manual switch 15.The control
Circuit 10 processed further includes being shorted detection circuit 14, the short circuit detection circuit 14 and electrical energy inputs Vin, the electric energy it is defeated
Outlet VoutConnect with the MCU13, when loading short circuit, the short circuit detection circuit 14 exports setting signal to the MCU13,
MCU13, which is received, to be controlled the electronic switch 12 after the setting signal and is in an off state, accordingly even when pressing manual switch
15 will not export electric energy to automobile, being capable of effective protection emergency starting power supply.Wherein, the preferred relay of electronic switch 12,
It can be using silicon-controlled etc..In Fig. 3, power module 11 is suitable for being converted to the voltage from car emergency startup power supply
The operating voltage 5V of MCU.
Control circuit 10 described further further includes temperature element 16, and the temperature element 16 connects with the electronic switch 12
The temperature feedback for detecting the electronic switch 12 is touched to the MCU13, when the temperature value of feedback is greater than the temperature value of setting
When MCU13 control the electronic switch 12 and be in an off state, to realize overheating protection.The preferred thermistor of temperature element.
Control circuit 10 described further further includes current sample element 17, and the current sample element 17 is connected to described
Electric energy output end VoutThe MCU13 is fed back to for sampled current value, when the current value of feedback is greater than the current value of setting
MCU13 controls the electronic switch 12 and is in an off state, to realize overcurrent protection.The preferred constantan wire of current sample element.
Control circuit 10 described further further includes first voltage sample circuit 19 and second voltage sample circuit 18, and first
Voltage sampling circuit 19 and second voltage sample circuit 18 and the electrical energy inputs VinWith the electric energy output end VoutCorresponding phase
It connects, feeds back to the MCU13 for sample input voltage values and output voltage values, when the input voltage value or output voltage of feedback
MCU13 controls the electronic switch 12 and is in an off state when value exceeds setting value, to realize overvoltage protection.
The utility model is described in detail above by specific embodiment, these detailed description are only limited to
The content of the utility model is helped skilled in the art to understand, the limit to scope of protection of the utility model can not be interpreted as
System.Those skilled in the art should all wrap various retouchings, the equivalent transformation etc. that above scheme carries out under the utility model design
Containing within the protection scope of the present utility model.
Claims (6)
1. a kind of car emergency startup power supply is intelligently pressed from both sides, including two clips (20) and control circuit (10), the control circuit
It (10) include for the electrical energy inputs (V from car emergency startup power supply acquisition electric energyin), for the clip export electric energy
Electric energy output end (Vout), ground terminal, be connected to the electrical energy inputs (Vin) and the electric energy output end (Vout) between electricity
The MCU (13) and manual switch (15) of sub switch (12) and the control electronic switch ON/OFF, it is characterised in that: institute
Stating control circuit (10) further includes being shorted detection circuit (14), the short circuit detection circuit and the electrical energy inputs, the electricity
Energy output end and the MCU connect, and when loading short circuit, the short circuit detection circuit exports setting signal to the MCU, and MCU connects
It receives and controls the electronic switch after the setting signal and be in an off state.
2. car emergency startup power supply according to claim 1 is intelligently pressed from both sides, which is characterized in that the short circuit detection circuit
(14) include metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q3, metal-oxide-semiconductor Q5 and voltage sample branch, the pole D of metal-oxide-semiconductor Q1, the pole G and metal-oxide-semiconductor Q3 the pole D,
G extremely correspondence connects, and the pole D of metal-oxide-semiconductor Q5, the pole S and the pole G of metal-oxide-semiconductor Q3, ground terminal is corresponding connects, and voltage sample branch is connected to MOS
Between the pole S of pipe Q3 and ground terminal, the pole S of metal-oxide-semiconductor Q1, the pole S of metal-oxide-semiconductor Q3, metal-oxide-semiconductor Q5 the pole G, voltage sample branch output
End and the electrical energy inputs (Vin), the electric energy output end (Vout), an output end (DC2) of the MCU, the MCU
One input terminal (Pin_OP) correspondence connects.
3. car emergency startup power supply according to claim 2 is intelligently pressed from both sides, which is characterized in that the voltage sample branch packet
Optocoupler (U2) is included, sampled value is transferred to the MCU through the optocoupler.
4. car emergency startup power supply according to claim 1 is intelligently pressed from both sides, which is characterized in that the control circuit (10) is also
Including temperature element (16), the temperature element contacts the temperature feedback for detecting the electronic switch with the electronic switch
To the MCU, when the temperature value of feedback is greater than the temperature value of setting, MCU controls the electronic switch and is in an off state.
5. car emergency startup power supply according to claim 1 is intelligently pressed from both sides, which is characterized in that the control circuit (10) is also
Including current sample element (17), the current sample element is connected to the electric energy output end (Vout) it is used for sampled current value
The MCU is fed back to, MCU controls the electronic switch and is in disconnection shape when the current value of feedback is greater than the current value of setting
State.
6. car emergency startup power supply according to claim 1 is intelligently pressed from both sides, which is characterized in that the control circuit (10) is also
Including first voltage sample circuit (19) and second voltage sample circuit (18), first voltage sample circuit and second voltage sampling
Circuit and the electrical energy inputs (Vin) and the electric energy output end (Vout) correspondence connects, for sample input voltage values and defeated
Voltage value feeds back to the MCU out, and when the input voltage value of feedback or output voltage values exceed setting value, MCU controls the electricity
Sub switch is in an off state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821241592.6U CN208508515U (en) | 2018-08-01 | 2018-08-01 | A kind of car emergency startup power supply intelligence folder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821241592.6U CN208508515U (en) | 2018-08-01 | 2018-08-01 | A kind of car emergency startup power supply intelligence folder |
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| Publication Number | Publication Date |
|---|---|
| CN208508515U true CN208508515U (en) | 2019-02-15 |
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ID=65299763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821241592.6U Active CN208508515U (en) | 2018-08-01 | 2018-08-01 | A kind of car emergency startup power supply intelligence folder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110011371A (en) * | 2019-03-07 | 2019-07-12 | 深圳市电将军科技有限公司 | Intelligent storage battery wire clamp, integral type startup power supply device and starting sparking method |
-
2018
- 2018-08-01 CN CN201821241592.6U patent/CN208508515U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110011371A (en) * | 2019-03-07 | 2019-07-12 | 深圳市电将军科技有限公司 | Intelligent storage battery wire clamp, integral type startup power supply device and starting sparking method |
| WO2020177467A1 (en) * | 2019-03-07 | 2020-09-10 | 广东电将军能源有限公司 | Smart battery wire clip, integrated starting power supply device, and ignition method |
| CN110011371B (en) * | 2019-03-07 | 2023-10-13 | 深圳市电将军科技有限公司 | Intelligent battery wire clamp, integrated starting power supply device and starting ignition method |
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