CN207389118U - Intelligent automobile emergency starting power supply - Google Patents
Intelligent automobile emergency starting power supply Download PDFInfo
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- CN207389118U CN207389118U CN201721348819.2U CN201721348819U CN207389118U CN 207389118 U CN207389118 U CN 207389118U CN 201721348819 U CN201721348819 U CN 201721348819U CN 207389118 U CN207389118 U CN 207389118U
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- microcontroller
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- battery module
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- power supply
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Abstract
The utility model is related to a kind of intelligent automobile emergency starting power supplys; including battery module BAT1, detection module, protection module, microcontroller, wireless module and binding clip; the anode of binding clip is connected with the anode of battery module BAT1, and the cathode of binding clip is connected by resistance R1 with the DECT pins of microcontroller；Microcontroller connects the anode and wireless module of battery module BAT1, the cathode ground connection of battery module BAT1 respectively；Detection module includes first detection unit and second detection unit；Protection module includes optocoupler IC4, metal-oxide-semiconductor Q1 and Schottky diode D1；Thereby, overload, short circuit or the situation of reversal connection can be detected and cut off the output of battery module BAT1 in time, improve reliability and security, simultaneously, battery module BAT1 is avoided to be reversed charging, moreover, user's short time can be avoided, which to start automobile repeatedly, causes the excessively high situation of temperature；And user can be allowed to obtain information in real time by bluetooth module BT.
Description
Technical field
The utility model is related to car emergency startup power supply fields, refer in particular to a kind of intelligent automobile emergency starting power supply.
Background technology
Car emergency startup power supply is chiefly used in automobile starting under extreme conditions, such as cold-starting, in a short time
High current is provided, so as to start automobile.Under extreme conditions, moment locked rotor current belongs to typical short up to more than 1000A
Time is large current discharge situation, and the number used can't very frequently.So the design of circuit is designed with this standard
, still, car emergency startup power supply still has many deficiencies in traditional technology, such as：
1st, emergency starting power supply output overloading, short circuit or it is reversed on automobile own power source when, having for emergency power supply is big
Electric current exports, and causes battery overheat or other damages, when charging again, it may appear that the problem of bulging is even on fire；2nd, automobile
Generator reversely charges the battery for a long time after startup so that emergency starting power supply cannot be applicable in or damage；3rd, user's short time
Inside start automobile repeatedly, power source temperature can be caused excessively high so that automobile situation on fire；4th, user cannot obtain power supply in time
Information, so as to which the idle battery capacity situation being not used by for a long time can not be understood.
Therefore, in the utility model patent application, applicant has studied intensively a kind of intelligent automobile emergency starting power supply
Solves the above problem.
Utility model content
Existing deficiency, main purpose are that providing a kind of intelligent automobile meets an urgent need to the utility model for the above-mentioned prior art
Startup power supply can detect overload, short circuit or the situation of reversal connection and cut off the output of battery module BAT1 in time, and raising can
By property and security, meanwhile, battery module BAT1 is avoided to be reversed charging, moreover, user can be avoided to open repeatedly the short time
Electrical automobile causes the excessively high situation of temperature；And user can be allowed to obtain information in real time by bluetooth module BT.
To realize above-mentioned purpose, the utility model adopts the following technical scheme that：
A kind of intelligent automobile emergency starting power supply, including battery module BAT1, detection module, protection module, microcontroller
Device MCU, for the wireless module with mobile terminal wireless communication and the binding clip for being connected with automobile power source positive and negative anodes,
The anode of the binding clip is connected with the anode of battery module BAT1, and the cathode of the binding clip passes through resistance R1
It is connected with the DECT pins of microcontroller；
The microcontroller connects battery module BAT1, wireless module respectively, and the battery module BAT1's is negative
Pole is grounded；
The detection module includes first detection unit and second detection unit, and the microcontroller passes through the first inspection
Unit ground connection is surveyed, the microcontroller is grounded by second detection unit；
The protection module includes optocoupler IC4, metal-oxide-semiconductor Q1 and Schottky diode D1, the photophore of the optocoupler IC4
It accesses between the anode and cathode of binding clip, the both ends of the light-receiving device of optocoupler IC4 are grounded and connect respectively microcontroller, institute
The cathode for stating Schottky diode D1 connects the cathode and microcontroller of battery module BAT1, the Schottky two respectively
The source electrode of the anode connection metal-oxide-semiconductor Q1 of pole pipe D1, the drain electrode of the metal-oxide-semiconductor Q1 and the cathode of binding clip connect, the metal-oxide-semiconductor
The grid of Q1 is connected with microcontroller.
As a preferred embodiment, the first detection unit includes the first thermistor, the second detection unit bag
Include the second thermistor.
As a preferred embodiment, first thermistor is PTC thermistor PTC1, and second thermistor is
PTC thermistor PTC2.
As a preferred embodiment, the photophore of the optocoupler IC4 is parallel with resistance R99, the resistance R99 and accesses wiring
Between the anode and cathode of folder；
As a preferred embodiment, the grid of the metal-oxide-semiconductor Q1 is connected by resistance R3 with microcontroller.
As a preferred embodiment, the battery module BAT1 includes at least two three string ternary lithium electricity parallel with one another
Pond group.
As a preferred embodiment, resistance R2 is connected between the microcontroller and the anode of binding clip.
As a preferred embodiment, the wireless module is bluetooth module BT.
The utility model has clear advantage and advantageous effect compared with prior art, specifically：Integrated circuit knot
Structure is ingenious in design rationally, and overload, short circuit or the situation of reversal connection can be detected and in time by micro- place by optocoupler IC4 and resistance R1
The output of device control metal-oxide-semiconductor Q1 cut-out battery modules BAT1 is managed, improves reliability and security, meanwhile, pass through Schottky two
Pole pipe D1 avoids battery module BAT1 from being reversed charging, moreover, by PTC thermistor PTC1 and PTC thermistor PTC2,
User's short time can be avoided, which to start automobile repeatedly, causes metal-oxide-semiconductor Q1, Schottky diode D1 and battery module BAT1
The excessively high situation of temperature；And user can be allowed to obtain information in real time by bluetooth module BT, there is easy to operate intelligence
The features such as energy, highly practical, inexpensive and low-power consumption.
More clearly to illustrate the structure feature of the utility model and effect, come below in conjunction with the accompanying drawings with specific embodiment pair
The utility model is described in detail.
Description of the drawings
Fig. 1 is the circuit diagram of the embodiment of the utility model.
Specific embodiment
The utility model is further described with specific embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of intelligent automobile emergency starting power supply, including battery module BAT1, detection module, protection mould
Block, microcontroller, for the wireless module with mobile terminal wireless communication and for being connected with automobile power source positive and negative anodes
Binding clip, wherein：
The anode of the binding clip is connected with the anode of battery module BAT1, and the cathode of the binding clip passes through resistance R1
It is connected with the DECT pins of microcontroller；In the present embodiment, the anode of the microcontroller and the binding clip it
Between be connected with resistance R2；The microcontroller connects the anode and wireless module of battery module BAT1, the battery respectively
The cathode ground connection of group module BAT1, in the present embodiment, the battery module BAT1 includes at least two parallel with one another three
String ternary lithium battery group；In the present embodiment, the wireless module is bluetooth module BT, is certainly not limited to bluetooth module BT.
The detection module includes first detection unit and second detection unit, and the microcontroller passes through the first inspection
Unit ground connection is surveyed, the microcontroller is grounded by second detection unit, in the present embodiment, the first detection unit
Including the first thermistor, first thermistor is PTC thermistor PTC1；The second detection unit includes the second heat
Quick resistance, second thermistor is PTC thermistor PTC2, it is necessary to explanation, the first thermistor and the second temperature-sensitive
Resistance is not limited to PTC thermistor；
The protection module includes optocoupler IC4, metal-oxide-semiconductor Q1 and Schottky diode D1, the photophore of the optocoupler IC4
It accesses between the anode and cathode of binding clip, in the present embodiment, the photophore of the optocoupler IC4 is parallel with resistance R99, described
Between the anode and cathode of resistance R99 access binding clips；The both ends of the light-receiving device of the optocoupler IC4 are grounded and connect respectively micro-control
The cathode of device MCU processed, the Schottky diode D1 connect the cathode and microcontroller of battery module BAT1, institute respectively
The source electrode of the anode connection metal-oxide-semiconductor Q1 of Schottky diode D1 is stated, the drain electrode of the metal-oxide-semiconductor Q1 and the cathode of binding clip connect
It connects, the grid of the metal-oxide-semiconductor Q1 is connected with microcontroller, and in the present embodiment, the grid of the metal-oxide-semiconductor Q1 passes through electricity
Resistance R3 is connected with microcontroller.
Operation principle in the utility model is as follows：Microcontroller is by optocoupler IC4 to determine whether having external negative
It carries, by resistance R1 to determine whether having short circuit and reversal connection, if the voltage at resistance R1 is equal to the electricity of battery module BAT1
Pressure, then be short circuit；If the voltage at resistance R1 is higher than the voltage of battery module BAT1, for reversal connection；Work as microcontroller
After judging that external load is correct, microcontroller exports high level and metal-oxide-semiconductor Q1 is turned on output voltage by resistance R3, defeated
Microcontroller is compared in real time by resistance R1 with the voltage of battery module BAT1 when going out voltage, to detect output current
Size and whether overcurrent, when output during occur short circuit when, resistance R1 can be immediately detected, and microcontroller is stood
That is output low level is not turned on metal-oxide-semiconductor Q1, closes output；If have the automobile of other failures for starting, user can be short
Start automobile in time repeatedly, and metal-oxide-semiconductor Q1 and Schottky are detected by the change in resistance of PTC thermistor PTC2 in real time at this time
Whether whether diode D1 can overheat, detect battery temperature in real time can be excessively high by the change in resistance of PTC thermistor PTC1,
As long as any one mouth of output process two above detection mouth microcontroller closing output, and passing through at once when the temperature is excessively high
State is transmitted to mobile terminal by bluetooth module BT（Such as mobile phone）On；The voltage of generator can reach after automobile normally starts
14.5V or so at this time due to the characteristic of Schottky diode D1 one-way conductions, makes electric current anti-to battery module BAT1
To charging；With should user be connected to 24V power supply automobile on use, the characteristic of Schottky diode D1 one-way conductions, makes electricity at this time
Stream can not give battery module BAT1 reverse chargings；As the low 11V of cell voltage, bluetooth module BT can give mobile terminal automatically
（Such as mobile phone）Alarm signal is sent, user is reminded, which to charge in time, prevents that electricity is too low and can not start hair when long-time is useless
Motivation, and prevent battery module BAT1 overdischarge.
The utility model designing points are, are mainly that integrated circuit smart structural design is reasonable, by optocoupler IC4 and
Resistance R1 can detect overload, short circuit or the situation of reversal connection and by microprocessor metal-oxide-semiconductor Q1 be controlled to cut off battery pack mould in time
The output of block BAT1 improves reliability and security, meanwhile, avoid battery module BAT1 anti-by Schottky diode D1
To charging, moreover, by PTC thermistor PTC1 and PTC thermistor PTC2, user can be avoided the short time to start vapour repeatedly
Vehicle causes the excessively high situation of the temperature of metal-oxide-semiconductor Q1, Schottky diode D1 and battery module BAT1；And it can pass through
Bluetooth module BT can allow user to obtain information in real time, have easy to operate intelligent, highly practical, inexpensive and low-power consumption
The features such as.
The above is only the utility model preferred embodiment, not the technical scope of the utility model is appointed
What is limited, therefore every any trickle amendment, equivalent variations made according to the technical essence of the utility model to above example
With modification, in the range of still falling within technical solutions of the utility model.
Claims (8)
1. a kind of intelligent automobile emergency starting power supply, it is characterised in that：Including battery module BAT1, detection module, protection mould
Block, microcontroller, for the wireless module with mobile terminal wireless communication and for being connected with automobile power source positive and negative anodes
Binding clip,
The anode of the binding clip is connected with the anode of battery module BAT1, and the cathode of the binding clip passes through resistance R1 and micro-
The DECT pins connection of controller MCU；
The microcontroller connects battery module BAT1, wireless module respectively, and the cathode of the battery module BAT1 connects
Ground；
The detection module includes first detection unit and second detection unit, and the microcontroller is single by the first detection
Member ground connection, the microcontroller are grounded by second detection unit；
The protection module includes the photophore access of optocoupler IC4, metal-oxide-semiconductor Q1 and Schottky diode D1, the optocoupler IC4
Between the anode and cathode of binding clip, the both ends of the light-receiving device of optocoupler IC4 are grounded and connect respectively microcontroller, Xiao
The cathode of special based diode D1 connects the cathode and microcontroller of battery module BAT1, the Schottky diode respectively
The source electrode of the anode connection metal-oxide-semiconductor Q1 of D1, the drain electrode of the metal-oxide-semiconductor Q1 and the cathode of binding clip connect, the metal-oxide-semiconductor Q1
Grid be connected with microcontroller.
2. intelligent automobile emergency starting power supply according to claim 1, it is characterised in that：The first detection unit includes
First thermistor, the second detection unit include the second thermistor.
3. intelligent automobile emergency starting power supply according to claim 2, it is characterised in that：First thermistor is
PTC thermistor PTC1, second thermistor are PTC thermistor PTC2.
4. intelligent automobile emergency starting power supply according to claim 1, it is characterised in that：The photophore of the optocoupler IC4
Resistance R99 is parallel with, between the anode and cathode of the resistance R99 accesses binding clip.
5. intelligent automobile emergency starting power supply according to claim 1, it is characterised in that：The grid of the metal-oxide-semiconductor Q1 leads to
Resistance R3 is crossed to be connected with microcontroller.
6. intelligent automobile emergency starting power supply according to claim 1, it is characterised in that：The battery module BAT1 bags
Include at least two three string ternary lithium battery groups parallel with one another.
7. intelligent automobile emergency starting power supply according to claim 1, it is characterised in that：The microcontroller is with connecing
Resistance R2 is connected between the anode of wire clamp.
8. intelligent automobile emergency starting power supply according to claim 1, it is characterised in that：The wireless module is bluetooth mould
Block BT.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721348819.2U CN207389118U (en) | 2017-10-19 | 2017-10-19 | Intelligent automobile emergency starting power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721348819.2U CN207389118U (en) | 2017-10-19 | 2017-10-19 | Intelligent automobile emergency starting power supply |
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| Publication Number | Publication Date |
|---|---|
| CN207389118U true CN207389118U (en) | 2018-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721348819.2U Active CN207389118U (en) | 2017-10-19 | 2017-10-19 | Intelligent automobile emergency starting power supply |
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| CN (1) | CN207389118U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109698686A (en) * | 2018-12-18 | 2019-04-30 | 国网西藏电力有限公司 | A kind of easy high current optical coupled switch circuit |
-
2017
- 2017-10-19 CN CN201721348819.2U patent/CN207389118U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109698686A (en) * | 2018-12-18 | 2019-04-30 | 国网西藏电力有限公司 | A kind of easy high current optical coupled switch circuit |
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