CN208366421U - Flame-out vehicle water logging monitors processing unit - Google Patents
Flame-out vehicle water logging monitors processing unit Download PDFInfo
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- CN208366421U CN208366421U CN201821149243.1U CN201821149243U CN208366421U CN 208366421 U CN208366421 U CN 208366421U CN 201821149243 U CN201821149243 U CN 201821149243U CN 208366421 U CN208366421 U CN 208366421U
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Abstract
The utility model provides a kind of flame-out vehicle water logging monitoring processing unit, including microcontroller, pneumatic suspension system, communication device, indicator water inductor and power supply；Power supply includes: vehicle-mounted power supply, vehicle-mounted power supply circuit, charging circuit, battery, vehicle power switch state detection circuit, power supply control chip, accumulator voltage detecting circuit, the 1st switch, the 2nd switch, the 3rd switch and the 4th switch.Advantage: the utility model provides a kind of flame-out vehicle water logging monitoring processing unit, for installation on the vehicle with pneumatic suspension function, pneumatic suspension systems can timely be started before water logging vehicle, by vehicle chassis elevated height to limiting altitude, a possibility that time of vehicle will be flooded to extending water, improve car owner's timely breakdown lorry.The utility model is especially designed power supply, realizes vehicle-mounted and battery duplicate supply function, guarantees that device is all effectively used in vehicle stall state and driving states.
Description
Technical field
The utility model relates to a kind of monitoring devices, and in particular to a kind of flame-out vehicle water logging monitoring processing unit.
Background technique
In rainy season, vehicle parking it is improper and happen suddenly rainfall when, vehicle be easy is flooded by rainwater, since vehicle does not have
Emergency measure will cause the inconvenience and economic loss of car owner.
Since Extreme Precipitation weather continuously emerges, and municipal drainage efficiency cannot fulfill City's Request, therefore, for
Often there is a large amount of soaked vehicle in vehicle in traveling and the vehicle being parked in parking lot, and vehicle is flooded, not only can be to vehicle
A possibility that internal electronic control system damages, also affects the normally travel of vehicle, make vehicle that accident occur is big
Amplitude improves.Therefore, how to solve the above problems, be thing in the urgent need to address at present.
Utility model content
In view of the defects existing in the prior art, the utility model provides a kind of flame-out vehicle water logging monitoring processing unit, can
Effectively solve the above problems.
The technical solution adopted in the utility model is as follows:
The utility model provides a kind of flame-out vehicle water logging monitoring processing unit, including microcontroller, pneumatic suspension system,
Communication device, indicator water inductor and power supply；
Microcontroller and communication device are installed in vehicle instrument desk；Indicator water is fixedly mounted in the bottom of vehicle chassis
Inductor；The output end of indicator water inductor is connected to the input terminal of the microcontroller；The output end of microcontroller and institute
Executing agency's connection of pneumatic suspension system is stated, the executing agency includes air compressor and drain tap；The microcontroller
Device is also connect with communication device and power supply respectively；
Wherein, the power supply includes: vehicle-mounted power supply, vehicle-mounted power supply circuit, charging circuit, battery, vehicle
Power switch state detection circuit, power supply control chip, accumulator voltage detecting circuit, the 1st switch, the 2nd switch, the 3rd switch
With the 4th switch；
Vehicle-mounted power supply is connect by the 1st switch with vehicle-mounted power supply circuit, and the 1st switch links with car key, is passed through
The state of the 1st switch of car key control；Vehicle-mounted power supply circuit is connect by the 3rd switch with the electricity consumption end of microcontroller；It is vehicle-mounted
After power supply circuit also passes sequentially through the 2nd switch and charging circuit, it is connected to the charging terminal of battery；The power supply terminal of battery
It is connect by the 4th switch with microcontroller；Battery also passes through accumulator voltage detecting circuit and is connected to power supply control chip
Test side；One end of vehicle power switch state detection circuit is connected with the 1st switch, vehicle power switch state detection circuit
The other end is connect with the test side of power supply control chip；The output control terminal of power supply control chip is opened with the 2nd switch, the 3rd respectively
It closes and the 4th switch connects.
Preferably, the microcontroller uses AT89C51 processor；The power supply control chip uses ATmega8 chip.
Preferably, the wireless communication chips for the bimodulus double-core that the communication device uses ESP-WROOM-32 to integrate.
Preferably, the charging circuit uses charging management chip, the model LTM8062 chip of charging management chip.
Preferably, the 1st switch, the 2nd switch, the 3rd switch and the 4th switch are all made of low internal resistance P-MOSFET pipe.
Flame-out vehicle water logging monitoring processing unit provided by the utility model has the advantage that
The utility model provides a kind of flame-out vehicle water logging monitoring processing unit, for installation into having the function of pneumatic suspension
Vehicle on, can timely start pneumatic suspension systems before water logging vehicle, by vehicle chassis elevated height to the limit height
Degree, so that extending water will flood the time of vehicle, a possibility that improving car owner's timely breakdown lorry.The utility model is outstanding
It is designed power supply, realizes vehicle-mounted and battery duplicate supply function, guarantees device in vehicle stall state and row
Car state all effectively uses.
Detailed description of the invention
Fig. 1 is the schematic diagram that flame-out vehicle water logging provided by the utility model monitors processing unit.
Specific embodiment
The technical issues of in order to keep the utility model solved, technical solution and beneficial effect are more clearly understood, below
In conjunction with accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific implementation described herein
Example only to explain the utility model, is not used to limit the utility model.
In order to which pre- anti-vehicle is flooded the generation of phenomenon, the utility model provides a kind of flame-out vehicle water logging monitoring processing dress
It sets, for installation on the vehicle with pneumatic suspension function, can timely start pneumatic suspension system before water logging vehicle
System by vehicle chassis elevated height to limiting altitude, while can send distress signals to car owner by communication device, to extend
A possibility that water will flood the time of vehicle, improve car owner's timely breakdown lorry.The utility model is especially to power supply electricity
Source is designed, and realizes vehicle-mounted and battery duplicate supply function, guarantees that device has in vehicle stall state and driving states
Effect uses.
With reference to Fig. 1, vehicle water logging monitoring processing unit of stopping working includes microcontroller, pneumatic suspension system, communication device, thunder
Up to water level sensor and power supply；
Microcontroller and communication device are installed in vehicle instrument desk；Indicator water is fixedly mounted in the bottom of vehicle chassis
Inductor；The output end of indicator water inductor is connected to the input terminal of microcontroller；The output end of microcontroller is hanged with pneumatic
The executing agency of hang device connects, and executing agency includes air compressor and drain tap；Microcontroller also respectively with communicate dress
It sets and is connected with power supply；
Its working principle is that: due to consideration that traditional water level sensor be mounted on it is not reasonable on vehicle body, if installation
On wheel, the stability of vehicle will affect, if being mounted on vehicle domain and cannot timely detecting the raising of water level,
Therefore, indicator water inductor is installed in the selection of the application innovation on vehicle chassis.Indicator water inductor can be with every 60 seconds
A height of water level is monitored, and is sent to microcontroller.
Microcontroller can be the controller on the console of vehicle self-carrying, can also additionally increase a microcontroller,
For receiving the Real-time Water place value of indicator water inductor upload, and when water level value is more than limit value, following two is taken to arrange
It applies: first, warning short message is sent to car owner by communication device；Second, driving pneumatic suspension system movement, specifically: according to
Water level value controls the air compressor and drain tap of pneumatic suspension system, extends spring automatically, so that it is liftoff to increase chassis
Gap, to prevent, vehicle chassis is immersed in the water and is damaged.
For example, the depth of water of monitoring in the indicator water inductor for being mounted on vehicle chassis bottom every 60 seconds, and it is transmitted to micro-control
Device processed；When indicator water inductor, which induces water level, reaches 8 centimetres apart from vehicle bottom, microcontroller is short to car owner's transmission warning
Letter, starts pneumatic suspension systems later.Pneumatic suspension rapidly promotes on chassis to maximum height.Complete microcontroller after operating
Close all power supplys on vehicle.
For power supply, if simply using vehicle-mounted power supply, when vehicle stall parking, can not continue to the present apparatus
Power supply, water logging monitoring is handled when the present apparatus being caused to cannot achieve dead ship condition；And if simply using storage battery power supply, and it deposits
Use up and replace the operation of battery in accumulator electric-quantity, increase driver's burden, for this purpose, the application devise it is a kind of novel
Power supply is, it can be achieved that following functions: after vehicle launch, automatically switching to vehicle power supply power supply；After vehicle parking is flame-out,
Automatically switch to storage battery power supply；Also, the voltage of battery is detected, when voltage is lower, makes vehicle power supply automatically
To storage battery power supply, guarantee that battery is used for a long time.
With reference to Fig. 1, power supply includes: vehicle-mounted power supply, vehicle-mounted power supply circuit, charging circuit, battery, vehicle confession
Electric switch state detection circuit, power supply control chip, accumulator voltage detecting circuit, the 1st switch, the 2nd switch, the 3rd switch and
4th switch；
Vehicle-mounted power supply is connect by the 1st switch with vehicle-mounted power supply circuit, and the 1st switch links with car key, is passed through
The state of the 1st switch of car key control；Vehicle-mounted power supply circuit is connect by the 3rd switch with the electricity consumption end of microcontroller；It is vehicle-mounted
After power supply circuit also passes sequentially through the 2nd switch and charging circuit, it is connected to the charging terminal of battery；The power supply terminal of battery
It is connect by the 4th switch with microcontroller；Battery also passes through accumulator voltage detecting circuit and is connected to power supply control chip
Test side；One end of vehicle power switch state detection circuit is connected with the 1st switch, vehicle power switch state detection circuit
The other end is connect with the test side of power supply control chip；The output control terminal of power supply control chip is opened with the 2nd switch, the 3rd respectively
It closes and the 4th switch connects.
The working principle of power supply are as follows: power supply control chip passes through vehicle power switch state detection circuit detection the 1st
The on off operating mode of switch S1, if the 1st switch S1 is on state, the 3rd switch S3 of power supply control chip controls is connected, and the 2nd
Switch S2 and the 4th switch S4 is disconnected, to realize the function that vehicle power supply is directly powered to microcontroller；If the 1st switch S1
For off-state, then the 4th switch S4 of power supply control chip controls is connected, and the 2nd switch S2 and the 3rd switch S3 are disconnected, to realize
The function that battery is directly powered to microcontroller；It is stored in addition, power supply control chip is detected by accumulator voltage detecting circuit
The height of cell voltage detects that the 1st switch S1 is when voltage is lower, while through vehicle power switch state detection circuit
When on state, the 2nd switch S2 of power supply control chip controls conducting, vehicle-mounted power supply passes through charging circuit to battery at this time
Automatic charging.
As a kind of specific embodiment, in the application, microcontroller uses AT89C51 processor；AT89C51 is a kind of band
4K byte FLASH memory (FPEROM-Flash Programmable and Erasable Read Only Memory)
Low-voltage, high-performance CMOS 8-bit microprocessor have the following characteristics that AT89C51 provides following standard feature: 4k byte
Flash flash memory, 128 byte inner RAM, 32 I/O mouth lines, two 16 bit timings/counters, a 5 vector two-stages
Interrupt structure, a full duplex serial communication port, piece internal oscillator and clock circuit.Meanwhile AT89C51 can be down to the quiet of 0Hz
State logical operation, and support the optional power saving operation mode of two kinds of softwares.Idle mode stops the work of CPU, but allows RAM,
Timer/Counter, serial communication port and interruption system work on.Power-down mode saves the content in RAM, but oscillator stops
It works and forbids other all component work until next hardware reset.
Power supply control chip uses ATmega8 chip.ATmega8 is that atmel corp released the first quarter in 2002
A new A VR high-end single-chip.It is a kind of very special single-chip microcontroller, uses small pin package.ATmega8 has 2 tools
There is 8 bit timings/counter with pre-divider (Separate Prescale) of comparison pattern.1 band pre-divider
(SeParat Prescale) has and compares and 16 bit timings of acquisition mode/counter.
The wireless communication chips for the bimodulus double-core that communication device uses ESP-WROOM-32 to integrate.It is provided simultaneously with bluetooth function
The integration module of energy and WIFI function, specifically integrated bluetooth 4.2 and WiFiHT40 technology are all over the body.Since vehicle is usually stopped at
In underground parking, therefore, when common GPRS is communicated, signal of communication is poor, and since underground parking usually covers WiFi
Function, therefore, using the communication chip with WiFi function, it is ensured that reliably send warning message to car owner.Communication device
It can also be using the wireless module of prompt Boke skill W2 model or the wireless module of model HLK-3M01.
Indicator water inductor is the electronic equipment using electromagnetic wave detection target.Its main function is for carrying out water
Benefit monitoring, sewage treatment and Flood Pre-warning System etc..Its main measuring principle is to emit radar pulse, day from indicator water sensing antenna
Line receives the pulse returned from water-reflected, and records time T, since electromagnetic wave propagation speed C is a constant, to obtain
To the distance D of the water surface.
The application uses the continuous radar level gauging sensing device of U.S. Omega company production, has the advantage that
All weather operations, 26G microwave reflection principle, strong antijamming capability
Sensor reasonable accuracy is up to 1.5 millimeters
It is unattended
No mechanical wear, non-contact type measurement, the service life is long, easy to maintain
Measurement is unrelated with water quality, is not influenced by floating materials such as floating ices
Wave resistance well is not needed, on water flow without influence
Continuous online acquisition
It is solar powered
Wireless transmission, without excavating cable duct, on engineering constructions such as canal lining, tree plantings without influence
At low cost, installation maintenance is simple, and the service life is long.
Vehicle-mounted power supply circuit is for handling vehicle-mounted power supply, to obtain to each vehicle-mounted electrical equipment output
The power supply of corresponding voltage can specifically be adopted as LM2676ADJ model chip or LM2381 model chip, be used for 2V direct current
Source is transformed to the DC power supply of 5V, 3.3V, 1.8V and 1.2V.
Charging circuit uses charging management chip, and the model LTM8062 chip of charging management chip has low-power consumption
Advantage.In addition, can reach the charging ability of 32VIN 2A uModule, have constant current/constant voltage charge characteristic and
The maximum charging current of 2A.
1st switch, the 2nd switch, the 3rd switch and the 4th switch are all made of low internal resistance P-MOSFET pipe.
Accumulator voltage detecting circuit uses BQ27510 chip.Vehicle power switch state detection circuit is defeated using 16 roads
Enter intelligent digital amount collector, switching value turns 485 signals.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching should also regard the protection scope of the utility model.
Claims (5)
1. a kind of flame-out vehicle water logging monitors processing unit, which is characterized in that including microcontroller, pneumatic suspension system, communication
Device, indicator water inductor and power supply；
Microcontroller and communication device are installed in vehicle instrument desk；Indicator water induction is fixedly mounted in the bottom of vehicle chassis
Device；The output end of indicator water inductor is connected to the input terminal of the microcontroller；The output end of microcontroller and the gas
Executing agency's connection of dynamic suspension arrangement, the executing agency includes air compressor and drain tap；The microcontroller is also
It is connect respectively with communication device and power supply；
Wherein, the power supply includes: vehicle-mounted power supply, vehicle-mounted power supply circuit, charging circuit, battery, vehicle power supply
Switch condition detection circuit, power supply control chip, accumulator voltage detecting circuit, the 1st switch, the 2nd switch, the 3rd switch and the 4th
Switch；
Vehicle-mounted power supply is connect by the 1st switch with vehicle-mounted power supply circuit, and the 1st switch links with car key, passes through vehicle
The state that key controller the 1st switchs；Vehicle-mounted power supply circuit is connect by the 3rd switch with the electricity consumption end of microcontroller；Vehicle-mounted power supply
After circuit also passes sequentially through the 2nd switch and charging circuit, it is connected to the charging terminal of battery；The power supply terminal of battery passes through
4th switch is connect with microcontroller；Battery also passes through the detection that accumulator voltage detecting circuit is connected to power supply control chip
End；One end of vehicle power switch state detection circuit with the 1st switch connect, vehicle power switch state detection circuit it is another
End is connect with the test side of power supply control chip；The output control terminal of power supply control chip respectively with the 2nd switch, the 3rd switch and
4th switch connection.
2. flame-out vehicle water logging according to claim 1 monitors processing unit, which is characterized in that the microcontroller uses
AT89C51 processor；The power supply control chip uses ATmega8 chip.
3. flame-out vehicle water logging according to claim 1 monitors processing unit, which is characterized in that the communication device uses
The wireless communication chips of ESP-WROOM-32 integrated bimodulus double-core.
4. flame-out vehicle water logging according to claim 1 monitors processing unit, which is characterized in that the charging circuit uses
Charging management chip, the model LTM8062 chip of charging management chip.
5. flame-out vehicle water logging according to claim 1 monitors processing unit, which is characterized in that the 1st switch, the 2nd
Switch, the 3rd switch and the 4th switch are all made of low internal resistance P-MOSFET pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821149243.1U CN208366421U (en) | 2018-07-18 | 2018-07-18 | Flame-out vehicle water logging monitors processing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821149243.1U CN208366421U (en) | 2018-07-18 | 2018-07-18 | Flame-out vehicle water logging monitors processing unit |
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| Publication Number | Publication Date |
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| CN208366421U true CN208366421U (en) | 2019-01-11 |
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| CN201821149243.1U Active CN208366421U (en) | 2018-07-18 | 2018-07-18 | Flame-out vehicle water logging monitors processing unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111275929A (en) * | 2020-01-21 | 2020-06-12 | 东风小康汽车有限公司重庆分公司 | Vehicle overtopping early warning method, device and system |
-
2018
- 2018-07-18 CN CN201821149243.1U patent/CN208366421U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111275929A (en) * | 2020-01-21 | 2020-06-12 | 东风小康汽车有限公司重庆分公司 | Vehicle overtopping early warning method, device and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: JINHUGEJILETU Inventor after: Chang Guorong Inventor after: Ta La Inventor after: Narenmandula Inventor after: Suo Yu Inventor before: Jinhu Geluktu Inventor before: Chang Guorong Inventor before: Ta La Inventor before: Narenmandula Inventor before: Suo Yu |
|
| CB03 | Change of inventor or designer information |