CN112078333B

CN112078333B - Intelligent water-wind integrated vehicle-mounted heater

Info

Publication number: CN112078333B
Application number: CN202011104010.1A
Authority: CN
Inventors: 刘宏伟; 闫善玉
Original assignee: Harbin Shengshi Kanghong Biotechnology Co ltd
Current assignee: Harbin Shengshi Kanghong Biotechnology Co ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2024-07-12
Anticipated expiration: 2040-10-15
Also published as: CN112078333A

Abstract

Intelligent water and wind integrated vehicle-mounted heater relates to the technical field of vehicle heating. The invention aims to solve the problems that when the outdoor temperature is low, the window of an automobile is easy to frost, and the engine cannot work normally due to fuel oil stagnation. The intelligent water-air integrated vehicle-mounted heater combines the advantages of the air-heating heater used on a large truck and the water-heating preheater used on a small vehicle, has the advantage of the air-heating vehicle heater of heating the driving space of the vehicle quickly, and has the function that the water-heating vehicle heater can independently preheat the vehicle engine in winter.

Description

Intelligent water-wind integrated vehicle-mounted heater

Technical Field

The invention belongs to the technical field of automobile heating.

Background

The outdoor temperature in winter in northern areas is low, and the temperature in the car parked outdoors is also extremely low. When a person enters a carriage with low temperature, exhaled air can be attached to the windshield glass and is condensed into frost, so that the sight of a driver is blocked. Even if the engine can be normally ignited, the actual temperature is far away from the normal working temperature of the engine, and the engine cannot enter a good working state in time at the moment, so that the fuel consumption is serious, and the discharged tail gas is seriously out of standard.

Disclosure of Invention

The invention aims to solve the problems that when the outdoor temperature is low, the window of an automobile is easy to frost, the engine cannot work normally due to fuel oil stagnation, the temperature cannot be properly adjusted in the running process of a cart, and the working oil consumption of the engine is high in the process of parking and loading the cart, and provides an intelligent water-wind integrated automobile heater.

Intelligent integrative car on-vehicle heater of water wind includes: the device comprises an igniter control circuit, an ARM main control circuit, a temperature sensing circuit, an oil pump control circuit, a motor control circuit, a water pump control circuit and a voltage sampling circuit;

The temperature sensing circuit is used for respectively collecting the air temperature, circulating water temperature and vehicle body temperature in the carriage, the air temperature output end, the circulating water temperature output end and the vehicle body temperature output end of the temperature sensing circuit are respectively connected with the air temperature input end, the circulating water temperature input end and the vehicle body temperature input end of the ARM master control circuit, the short-circuit signal connection end of the igniter control circuit is connected with the igniter short-circuit signal connection end of the ARM master control circuit, the constant power connection end of the igniter control circuit is connected with the igniter constant power connection end of the ARM master control circuit, the ignition voltage connection end of the igniter control circuit is connected with the ignition voltage connection end of the ARM master control circuit, the control connection end of the oil pump control circuit is connected with the oil pump control connection end of the ARM master control circuit, the short-circuit signal connection end of the motor control circuit is connected with the motor constant power connection end of the ARM master control circuit, the voltage connection end of the motor control circuit is connected with the motor voltage connection end of the ARM master control circuit, the control connection end of the water pump control circuit is connected with the water pump control connection end of the ARM master control circuit, and the voltage output end of the voltage sampling circuit is connected with the voltage sampling end of the ARM master control circuit.

The ARM master control circuit comprises: STM32F103C8T6 master chip, crystal oscillator Y1, resonant capacitor CZ2, resonant capacitor CZ3, electrodeless capacitor CZ4, resistance RZ1 and resistance RZ2, STM32F103C8T6 master chip's No. 5 pin connects crystal oscillator Y1's one end and resonant capacitor CZ 2's one end simultaneously, 6 pin connects crystal oscillator Y1's the other end and resonant capacitor CZ 3's one end simultaneously, resonant capacitor CZ 2's the other end and resonant capacitor CZ 3's the other end all connect power ground, STM32F103C8T6 master chip's No. 7 pin connects electrodeless capacitor CZ 4's one end and resistance RZ 2's one end simultaneously, 3.3V power is connected to resistance RZ 2's the other end, electrodeless capacitor CZ 4's the other end is connected power ground, resistance RZ1 establishes ties between STM32F103C8T6 master chip's No. 20 pins and power ground, STM32F103C8T6 master chip's pin is respectively: the No. 10 pin is the sampling voltage input end, the No. 11 pin is the automobile body temperature input end, the No. 12 pin is the air temperature input end, the No. 13 pin is the ignition voltage link, the No. 15 pin is the motor voltage link, the No. 16 pin is the circulating water temperature input end, the No. 17 pin, the No. 26 pin, the No. 27 pin and the No. 38 pin are used as the water pump control link jointly, the No. 18 pin, the No. 25 pin and the No. 28 pin are used as the oil pump control link jointly, the No. 29 pin is the motor constant power link, the No. 32 pin is the igniter constant power link, the No. 39 pin is the igniter short circuit signal link, and the No. 40 pin is the motor short circuit signal link.

The igniter control circuit includes: the base electrode of the triode QD1 is connected with the output end of the amplifier UD1A and is used as a short circuit signal connecting end, the collector electrode of the triode QD1 is used as a constant power connecting end, one end of the resistor RD3 is connected with one end of the resistor RD4 and is used as an ignition voltage connecting end, the emitter electrode of the triode QD1 is simultaneously connected with the base electrode of the triode QD2, the base electrode of the triode QD3 and one end of the resistor RD1, the other end of the resistor RD1, the collector electrode of the triode QD2, one end of the resistor RD2 and the drain electrode of the field effect transistor QD4 are simultaneously connected with the power positive electrode, the emitter electrode of the triode QD2 is connected with the emitter electrode of the triode QD3, the other end of the resistor RD2 is connected with the grid electrode of the field effect tube QD4, the source electrode of the field effect tube QD4 is simultaneously connected with the negative electrode of the diode DD1 and the other end of the resistor RD3, one end of the resistor RD8 is connected with the positive input end of the amplifier UD1B, the reverse input end of the amplifier UD1B is connected with one end of the amplifier UD1A, the other end of the resistor RD5 is simultaneously connected with the output end of the amplifier UD1B and the reverse input end of the amplifier UD1A, the positive input end of the amplifier UD1A is simultaneously connected with one end of the resistor RD6 and one end of the resistor RD7, the other end of the resistor RD7 is connected with a 3.3V power supply, an igniter DHQ is connected between the other end of the resistor RD3 and the other end of the resistor RD8, and the collector electrode of the triode QD3, the positive electrode of the diode DD1, the other end of the resistor RD4, the other end of the resistor RD8 and the other end of the resistor RD6 are simultaneously connected with the power supply ground.

The temperature sensing circuit includes: in-carriage air temperature sensing circuit, automobile body temperature sensing circuit and circulating water temperature sensing circuit, in-carriage air temperature sensing circuit includes: the air temperature sensing chip, the voltage dividing resistor RC3, the voltage dividing resistor RC4 and the electrodeless capacitor CC2 are connected with one end of the voltage dividing resistor RC3 and one end of the voltage dividing resistor RC4 at the same time, the other end of the voltage dividing resistor RC4 is connected with a 3.3V power supply, the pin 2 of the air temperature sensing chip and one end of the electrodeless capacitor CC2 are connected with the power supply ground at the same time, and the other end of the electrodeless capacitor CC2 and the other end of the voltage dividing resistor RC3 are connected and jointly serve as an air temperature output end of the temperature sensing circuit; the vehicle body temperature sensing circuit includes: the automobile body temperature sensing chip, the voltage dividing resistor RC5, the voltage dividing resistor RC6 and the electrodeless capacitor CC3, a No. 2 pin of the automobile body temperature sensing chip is simultaneously connected with one end of the voltage dividing resistor RC5 and one end of the voltage dividing resistor RC6, the other end of the voltage dividing resistor RC6 is connected with a 3.3V power supply, a No. 3 pin of the automobile body temperature sensing chip and one end of the electrodeless capacitor CC3 are simultaneously connected with power supply ground, and the other end of the electrodeless capacitor CC3 and the other end of the voltage dividing resistor RC5 are connected and jointly serve as an automobile body temperature output end of the temperature sensing circuit; the circulating water temperature sensing circuit includes: the circulating water temperature sensing chip, the voltage dividing resistor RC7, the voltage dividing resistor RC8 and the electrodeless capacitor CC4 are connected with one end of the voltage dividing resistor RC7 and one end of the voltage dividing resistor RC8 at the same time, the other end of the voltage dividing resistor RC8 is connected with a 3.3V power supply, the No. 3 pin of the circulating water temperature sensing chip and one end of the electrodeless capacitor CC4 are connected with the power supply ground at the same time, and the other end of the electrodeless capacitor CC4 and the other end of the voltage dividing resistor RC7 are connected and jointly serve as a circulating water temperature output end of the temperature sensing circuit; the model of the air temperature sensing chip and the circulating water temperature sensing chip are NTC10K, and the model of the car body temperature sensing chip is NTC50K.

The oil pump control circuit includes: UY1 chip, transistor QY1, transistor QY2, field effect transistor QY3, resistor RY1, resistor RY2, resistor RY3, resistor RY4, resistor RY5, resistor RY6, resistor RY7, and resistor RY8, UY1 chip being a 74HCV125 logic chip; the oil pump control connection end of the oil pump control circuit is commonly used by a pin 1, a pin 2, one end of a resistor RY7 and one end of a resistor RY5 of the UY1 chip, the pin 4 of the UY1 chip is connected with one end of a resistor RY2, the other end of the resistor RY2 is connected with a base electrode of a triode QY1, a collector of the triode QY1 is simultaneously connected with one end of the resistor RY1 and a grid electrode of a field-effect transistor QY3, the other end of the RY1, one end of the resistor RY3, one end of the resistor RY4, a drain electrode of the field-effect transistor QY3, a collector of the triode QY2 are simultaneously connected with a positive electrode of a power supply, a source of the field-effect transistor QY3, the other end of the resistor RY4 and the other end of the resistor RY5 are simultaneously connected with a positive electrode of the oil pump, an emitter of the resistor QY2 is connected with the other end of the resistor RY7, one end of the resistor RY7 is connected with one end of the resistor RY8, one end of the resistor RY5 is connected with one end of the resistor RY6, and the other end of the resistor RY8, the other end of the resistor QY 6 and the drain electrode of the oil pump is connected with the ground.

The motor control circuit includes: the base electrode of the triode QJ1 and the output end of the amplifier UJ1A are motor short-circuit signal connection ends of a motor control circuit, the collector electrode of the triode QJ1 is a constant power connection end of the motor control circuit, the inverting input end of the amplifier UJ1A is connected with one end of the resistor RJ6 and is used as a voltage connection end of the motor control circuit, the emitter electrode of the triode QJ1 is simultaneously connected with the base electrode of the triode QJ2 and the base electrode of the triode QJ3, the collector electrode of the triode QJ2 is simultaneously connected with one end of the resistor RJ1 and one end of the resistor UJ 2, the other end of the resistor 1 and the drain electrode of the field effect transistor QJ4 are both connected with the positive electrode of the power supply, the other end of the resistor RJ2 is simultaneously connected with the grid electrode of the field effect tube QJ4, the emitter electrode of the triode QJ2 and the emitter electrode of the triode QJ3, the motor is connected between the source electrode of the field effect tube QJ4 and one end of the resistor RJO, one end of the resistor RJO is connected with one end of the resistor RJ3, the other end of the resistor RJ3 is connected with the positive-phase input end of the amplifier UJ1B, the reverse-phase input end of the amplifier UJ1B is simultaneously connected with one end of the resistor RJ4 and one end of the resistor RJ5, the output end of the amplifier UJ1B is simultaneously connected with the other end of the resistor RJ5 and one end of the resistor RJ6, the positive-phase input end of the amplifier UJ1A is simultaneously connected with one end of the resistor RJ7 and one end of the resistor RJ8, the other end of the resistor RJ8 is connected with a 3.3V power supply, and the other end of the resistor RJ7, the other end of the resistor RJO, the other end of the resistor RJ4 and the collector electrode of the triode QJ3 are all connected with the power supply ground.

The water pump control circuit includes: the circuit comprises a US1 chip, a triode QS1, a triode QS2, a field effect transistor QS3, a resistor RS1, a resistor RS2, a resistor RS3, a resistor RS4, a resistor RS5, a resistor RS6, a resistor RS7 and a resistor RS8, wherein the US1 chip is a 74HCV125 logic chip; the water pump control connection end of the water pump control circuit is commonly used by a pin 1, a pin 2, one end of a resistor RS7 and one end of a resistor RS5 of the U.S. 1 chip, the pin 4 of the U.S. 1 chip is connected with one end of a resistor RS2, the other end of the resistor RS2 is connected with a base electrode of a triode QS1, a collector electrode of the triode QS1 is simultaneously connected with one end of the resistor RS1 and a grid electrode of a field effect transistor QS3, the other end of the resistor RS3, one end of the resistor RS4, a drain electrode of the field effect transistor QS3 and a collector electrode of the triode QS2 are simultaneously connected with a power supply anode, a source electrode of the field effect transistor QS3, the other end of the resistor RS4 and the other end of the resistor RS5 are simultaneously connected with a water pump anode, the other end of the resistor RS3 is connected with a base electrode of the triode QS2, an emitter electrode of the resistor RS7 is connected with one end of the resistor RS8, one end of the resistor RS5 is connected with one end of the resistor RS6, and the other end of the resistor RS8, the emitter of the resistor QS1 and the water pump anode of the water pump are all connected with the ground.

The voltage sampling circuit includes: the resistor RC1, the resistor RC2 and the electrodeless capacitor CC1 are connected in series between the power supply and the grounding end, the electrodeless capacitor CC1 is connected with the resistor RC2 in parallel, and the connecting end between the resistor RC1 and the resistor RC2 is used as the voltage output end of the voltage sampling circuit.

The intelligent water-wind integrated vehicle-mounted heater also comprises a power management circuit for providing 3.3V voltage; the power management circuit includes: electrolytic capacitor CA1, electrolytic capacitor CA2, electrolytic capacitor CA3, electrolytic capacitor CD1, electrolytic capacitor CD2, diode D1, diode D2, U1 chip, V1 chip, resistor R1, resistor R2, resistor R3, inductance L1, electrodeless capacitor C1, U1 chip is XL7015 power management chip, V1 chip LT1117-3.3V power chip; electrolytic capacitor CA1, electrolytic capacitor CA2 and diode D1 all connect in parallel at the car battery power supply end, the car battery positive pole is connected to the No. 1 pin of U1 chip, the one end of resistance R1 is connected to the No. 5 pin of U1 chip, the one end of inductance L1 and the negative pole of diode D2 are connected simultaneously to the No. 1 pin of U1 chip, electrolytic capacitor CA3 positive pole is connected simultaneously to the other end of inductance L1, resistance R2 positive pole, electrodeless capacitor C1 one end, electrolytic capacitor CD1 positive pole and V1 chip's Vin pin, resistance R2's other end is connected simultaneously to resistance R3's one end, electrodeless capacitor C1's the other end and U1 chip's No. 4 pin, V1 chip's Vout pin links to each other and commonly as the 3.3V voltage output of power management circuit, the other end of resistance R1, diode D2's positive pole, electrolytic capacitor CA3 negative pole, resistance R3's other end, electrolytic capacitor CD1 negative pole and electrolytic capacitor CD2 negative pole all connect power ground.

The ARM master control circuit further comprises: a simulation download debugging circuit and a power supply indication circuit; the simulation download debugging circuit is an ISP debugging interface chip, and a No. 2 pin, a No. 4 pin and a No. 5 pin of the ISP debugging interface chip are respectively connected with a No. 34 pin, a No. 37 pin and a No. 7 pin of the STM32F103C8T6 master control chip; the power indication circuit comprises an electrolytic capacitor RZ3 and a light emitting diode DZ1, one end of the electrolytic capacitor RZ3 is connected with a No. 46 pin of the STM32F103C8T6 main control chip, and the light emitting diode DZ1 is connected in series between the other end of the electrolytic capacitor RZ3 and a 3.3V power supply.

The intelligent water-air integrated vehicle-mounted heater combines the advantages of an air heating heater used on a large truck and a water heating preheater used on a small vehicle, uses an ARM system as a core element, integrates the ARM system into a whole efficiently and quickly, and integrates air heating and water heating into a whole. When the automobile is in winter, the heater can be remotely controlled to be started in advance in a wireless remote control mode, and before a person enters or does not enter the cold automobile, the heating and defrosting can be carried out on the automobile, and the engine can be quickly started to reach the normal working temperature in the low-temperature environment outside the automobile. The invention can also obviously reduce exhaust pollution in the cold start process of the automobile engine, and effectively reduce mechanical abrasion and gasoline consumption in the cold start process of the engine. Meanwhile, the invention can also carry out temperature adjustment in the running process of the cart, so that drivers and passengers can not be supercooled or overheated. In the process of parking and loading the large vehicle, the engine working oil consumption is 0.3-0.5 liter/hour on average during heating.

Drawings

FIG. 1 is a schematic block diagram of an intelligent water and wind integrated vehicle heater;

FIG. 2 is a block diagram of an ARM master control circuit;

FIG. 3 is a block diagram of an igniter control circuit;

Fig. 4 is a diagram showing a temperature sensing circuit configuration, in which (a) shows an air temperature sensing circuit in a vehicle cabin, (b) shows a vehicle body temperature sensing circuit, and (c) shows a circulating water temperature sensing circuit;

FIG. 5 is a block diagram of an oil pump control circuit;

FIG. 6 is a block diagram of a motor control circuit;

FIG. 7 is a block diagram of a water pump control circuit;

FIG. 8 is a block diagram of a voltage sampling circuit;

FIG. 9 is a block diagram of a power management circuit;

FIG. 10 is a diagram of a simulated download debug circuitry;

fig. 11 is a diagram showing a structure of a power supply instruction circuit.

Detailed Description

The first embodiment is as follows: referring to fig. 1, a specific description is given of an intelligent water-wind integrated vehicle heater according to the present embodiment, including: the device comprises an igniter control circuit, an ARM main control circuit, a temperature sensing circuit, an oil pump control circuit, a motor control circuit, a water pump control circuit and a voltage sampling circuit;

The embodiment is a heating device capable of adjusting the internal temperature of an automobile by using gasoline and diesel oil as economic fuels, heating equipment independent of an automobile engine, and a heater product for heating a cooling medium in a circulating system by a combustion heat exchange principle. The air-heating automobile heater has the advantage of heating the driving space of the automobile quickly, and has the function that the water-heating automobile heater can independently preheat the automobile engine in winter. The technical characteristics of this embodiment are that when going out in winter, can open the heater by wireless remote control's mode in advance, before the people gets into or does not get into cold car in, can heat heating and defrosting and preheat the engine to the car in, make the engine start up under the outside low temperature environment of car and reach normal temperature of work rapidly. The embodiment can also obviously reduce exhaust pollution in the cold start process of the automobile engine, and effectively reduce mechanical abrasion and gasoline consumption in the cold start process of the engine.

The second embodiment is as follows: the present embodiment is further described with reference to the intelligent water-wind integrated vehicle heater of the first embodiment, and includes the specific structures of all the circuits of the first embodiment.

The ARM master control circuit is composed of an SMT32F103C8T6 chip and the periphery thereof, which are produced by an Italian semiconductor company, and is a master control system of the embodiment. As shown in fig. 2, 10 and 11, the ARM master circuit includes: the simulation downloading debugging circuit, the power supply indicating circuit, the STM32F103C8T6 main control chip, the crystal oscillator Y1, the resonant capacitor CZ2, the resonant capacitor CZ3, the electrodeless capacitor CZ4, the resistor RZ1 and the resistor RZ2; the simulation download debugging circuit is an ISP debugging interface chip, and the power supply indicating circuit comprises an electrolytic capacitor RZ3 and a light emitting diode DZ1.

The No. 5 pin of the STM32F103C8T6 master control chip is simultaneously connected with one end of the crystal oscillator Y1 and one end of the resonant capacitor CZ2, the No. 6 pin is simultaneously connected with the other end of the crystal oscillator Y1 and one end of the resonant capacitor CZ3, and the other end of the resonant capacitor CZ2 and the other end of the resonant capacitor CZ3 are both connected with the power ground. The No. 7 pin of the STM32F103C8T6 master control chip is simultaneously connected with one end of the electrodeless capacitor CZ4 and one end of the resistor RZ2, the other end of the resistor RZ2 is connected with a 3.3V power supply, and the other end of the electrodeless capacitor CZ4 is connected with the power supply ground. The resistor RZ1 is connected in series between the No. 20 pin of the STM32F103C8T6 master control chip and the power ground. And the No. 2 pin, the No. 4 pin and the No. 5 pin of the ISP debugging interface chip are respectively connected with the No. 34 pin, the No. 37 pin and the No. 7 pin of the STM32F103C8T6 main control chip. One end of the electrolytic capacitor RZ3 is connected with a No. 46 pin of the STM32F103C8T6 main control chip, and a light-emitting diode DZ1 (LED indicator lamp) is connected in series between the other end of the electrolytic capacitor RZ3 and a 3.3V power supply for power supply indication.

Pins of the STM32F103C8T6 master control chip are respectively as follows:

the No. 10 pin is the sampling voltage input end, the No. 11 pin is the automobile body temperature input end, the No. 12 pin is the air temperature input end, the No. 13 pin is the ignition voltage link, the No. 15 pin is the motor voltage link, the No. 16 pin is the circulating water temperature input end, the No. 17 pin, the No. 26 pin, the No. 27 pin and the No. 38 pin are used as the water pump control link jointly, the No. 18 pin, the No. 25 pin and the No. 28 pin are used as the oil pump control link jointly, the No. 29 pin is the motor constant power link, the No. 32 pin is the igniter constant power link, the No. 39 pin is the igniter short circuit signal link, and the No. 40 pin is the motor short circuit signal link.

In the embodiment, the inner core of the STM32F103C8T6 main control chip is a CortexTM-M3 CPU with ARM 32 bits, the highest working frequency is 72MHz, and the single-cycle multiplication and hardware division of 1.25DMips/MHz can be achieved when the memory is accessed in 0 waiting period. Memories range from 64K or 128K bytes of flash program memory to up to 20K bytes of SRAM. The low power consumption enables sleep, shutdown and standby modes, with Vbat powering the RTC and the back-up registers. DMA is a 7-channel DMA controller, and the peripheral devices capable of being supported are: timers, ADC, SPI, I C, and USART. There are 2 12-bit analog-to-digital converters, 1 mus conversion time (up to 16 input channels). Up to 37 fast I/O ports and all I/O ports can be mapped to 16 external interrupts, 5V signals can be tolerated for all ports. With up to 7 timers, 9 communication interfaces. The CRC calculation unit is a 96-bit chip unique code.

As shown in fig. 3, the igniter control circuit includes: transistor QD1 (BC 548B with amplification), transistor QD2 (BC 548B), transistor QD3 (BC 547C), field effect transistor QD4 (high power field effect transistor as control switch for igniter), amplifier UD1A (LF 444 operational amplifier), amplifier UD1B, resistor RD1, resistor RD2, resistor RD3, resistor RD4, resistor RD5 (feedback resistor), resistor RD6, resistor RD7, resistor RD8 and diode DD1 (MBR 3060 fast recovery diode).

The base electrode of the triode QD1 is connected with the output end of the amplifier UD1A and is used as a short circuit signal connection end, and is connected with the 39 # pin of the SMT32F103C8T6 chip to judge whether the igniter is good or bad. The collector electrode of the triode QD1 is used as a constant power connecting end and is connected with the No. 32 pin of the SMT32F103C8T6 chip for controlling the output of the constant power of the igniter. One end of the resistor RD3 is connected with one end of the resistor RD4 and is used as an ignition voltage connecting end, and is connected with the No. 13 pin of the SMT32F103C8T6 chip for voltage acquisition of the igniter.

The emitter of the triode QD1 is simultaneously connected with the base of the triode QD2, the base of the triode QD3 and one end of the resistor RD1, the other end of the resistor RD1, the collector of the triode QD2, one end of the resistor RD2 and the drain of the field effect transistor QD4 are simultaneously connected with the positive electrode of the power supply, the emitter of the triode QD2 is connected with the emitter of the triode QD3, the other end of the resistor RD2 is connected with the grid of the field effect transistor QD4, the source of the field effect transistor QD4 is simultaneously connected with the negative electrode of the diode DD1 and the other end of the resistor RD3, one end of the resistor RD8 is connected with the positive input end of the amplifier UD1B, the inverting input end of the amplifier UD1B is connected with one end of the resistor RD5, the other end of the resistor RD5 is simultaneously connected with the output end of the amplifier UD1A, the positive input end of the amplifier UD1A is simultaneously connected with one end of the resistor RD6, the other end of the resistor RD7 is connected with the 3.3V power supply, the igniter DHQ is connected between the other end of the resistor RD3 and the other end of the resistor 8, the other end of the diode QD3, the positive end of the resistor UD1 and the positive electrode of the resistor UD 4 is simultaneously connected with the ground.

The temperature sensing circuit is responsible for sampling the temperature of the cab, the temperature of the car body and the temperature of circulating water, and sends the sampled temperature to the ARM main control circuit for processing, and is used for adjusting, comparing, setting, storing and displaying real-time temperature data of each part. As shown in fig. 4, the temperature sensing circuit includes: an air temperature sensing circuit, a car body temperature sensing circuit and a circulating water temperature sensing circuit in the carriage.

The air temperature sensing circuit in the carriage includes: the air temperature sensing chip, the divider resistor RC3, the divider resistor RC4 and the electrodeless capacitor CC2, the No. 1 pin of the air temperature sensing chip is simultaneously connected with one end of the divider resistor RC3 and one end of the divider resistor RC4, the other end of the divider resistor RC4 is connected with a 3.3V power supply, the No. 2 pin of the air temperature sensing chip and one end of the electrodeless capacitor CC2 are simultaneously connected with the power supply ground, and the other end of the electrodeless capacitor CC2 and the other end of the divider resistor RC3 are connected and jointly serve as an air temperature output end of the temperature sensing circuit and are connected with the No. 12 pin of the SMT32F103C8T6 chip.

The vehicle body temperature sensing circuit includes: the automobile body temperature sensing chip, bleeder resistor RC5, bleeder resistor RC6 and electrodeless capacitor CC3, the No.2 pin of automobile body temperature sensing chip connects bleeder resistor RC 5's one end and bleeder resistor RC 6's one end simultaneously, and bleeder resistor RC 6's the other end is connected 3.3V power, and the No.3 pin of automobile body temperature sensing chip and electrodeless capacitor CC 3's one end connect power ground simultaneously, and electrodeless capacitor CC 3's the other end and bleeder resistor RC 5's the other end link to each other and jointly as temperature sensing circuit's automobile body temperature output, link to each other with SMT32F103C8T6 chip's 11 number pin.

The circulating water temperature sensing circuit includes: the circulating water temperature sensing chip, the divider resistor RC7, the divider resistor RC8 and the electrodeless capacitor CC4, the No. 2 pin of the circulating water temperature sensing chip is simultaneously connected with one end of the divider resistor RC7 and one end of the divider resistor RC8, the other end of the divider resistor RC8 is connected with a 3.3V power supply, the No. 3 pin of the circulating water temperature sensing chip and one end of the electrodeless capacitor CC4 are simultaneously connected with the power supply ground, the other end of the electrodeless capacitor CC4 and the other end of the divider resistor RC7 are connected and are jointly used as a circulating water temperature output end of the temperature sensing circuit, and the circulating water temperature output end is connected with the No. 16 pin of the SMT32F103C8T6 chip.

The model of the air temperature sensing chip and the circulating water temperature sensing chip are NTC10K, and the model of the car body temperature sensing chip is NTC50K.

As shown in fig. 5, the oil pump control circuit includes: UY1 chip, transistor QY1 (BC 548B), transistor QY2 (BC 548B), field effect transistor QY3 (100V 20A), resistor RY1, resistor RY2, resistor RY3, resistor RY4, resistor RY5, resistor RY6, resistor RY7, and resistor RY8, UY1 chip is a 74HCV125 logic chip.

One end of the pin 1, the pin 2, the resistor RY7 and one end of the resistor RY5 of the UY1 chip are used as an oil pump control connection end of an oil pump control circuit. Specifically, pin 1 of the UY1 chip and one end of resistor RY7 are both connected to pin 25 of the SMT32F103C8T6 chip; pin 1 of the UY1 chip is connected with pin 28 of the SMT32F103C8T6 chip; one end of the resistor RY5 is connected with the 18-pin of the SMT32F103C8T6 chip.

The No. 4 pin of the UY1 chip is connected with one end of a resistor RY2, the other end of the resistor RY2 is connected with the base electrode of a triode QY1, the collector electrode of the triode QY1 is simultaneously connected with one end of the resistor RY1 and the grid electrode of a field effect tube QY3, the other end of the resistor RY1, one end of the resistor RY3, one end of the resistor RY4, the drain electrode of the field effect tube QY3 and the collector electrode of the triode QY2 are simultaneously connected with the positive electrode of a power supply, the source electrode of the field effect tube QY3, the other end of the resistor RY4 and the other end of the resistor RY5 are simultaneously connected with the positive electrode of an oil pump, the other end of the resistor RY3 is connected with the base electrode of the triode QY2, the emitter electrode of the triode QY2 is connected with the other end of a resistor RY7, one end of the resistor RY7 is connected with one end of the resistor RY8, one end of the resistor RY5 is connected with one end of the resistor RY6, and the other end of the resistor RY8, the other end of the resistor RY6, the other end of the resistor RY1 and the emitter of the negative electrode of the oil pump are all connected with the power supply ground.

As shown in fig. 6, the motor control circuit includes: transistor QJ1 (BC 548B, amplifying), transistor QJ2 (BC 548B), transistor QJ3 (BC 547C), transistor QJ4 (high power transistor as control switch for motor), resistor RJO, resistor RJ1, resistor RJ2, resistor RJ3, resistor RJ4, resistor RJ5, resistor RJ6, resistor RJ7, resistor RJ8, amplifier UJ1A (LF 444 operational amplifier) and amplifier UJ1B,

The base electrode of the triode QJ1 and the output end of the amplifier UJ1A are motor short-circuit signal connection ends of a motor control circuit and are connected with a 40-number pin of an SMT32F103C8T6 chip for judging whether the motor works normally or not. The collector of the triode QJ1 is a constant power connection end of a motor control circuit and is connected with a No. 29 pin of the SMT32F103C8T6 chip for controlling the output of the constant power of the motor. The inverting input end of the amplifier UJ1A is connected with one end of the resistor RJ6 and is commonly used as a voltage connection end of the motor control circuit, and is connected with the No. 15 pin of the SMT32F103C8T6 chip and is used as a voltage acquisition end of the motor.

The emitter of triode QJ1 connects the base of triode QJ2 and the base of triode QJ3 simultaneously, the collector of triode QJ2 connects the one end of resistance RJ1 and the one end of resistance RJ2 simultaneously, the other end of resistance RJ1 and the drain electrode of field effect tube QJ4 all connect the power positive pole, the other end of resistance RJ2 connects the grid of field effect tube QJ4 simultaneously, the emitter of triode QJ2 and the emitter of triode QJ3 simultaneously, the motor is connected between the source of field effect tube QJ4 and the one end of resistance RJO, the one end of resistance RJO links to each other with the one end of resistance RJ3, the other end of resistance RJ3 connects the normal phase input of amplifier UJ1B, the inverting input of amplifier UJ1B connects the one end of resistance RJ4 and the one end of resistance RJ5 simultaneously, the other end of resistance RJ5 and the one end of resistance 6 are connected simultaneously to the normal phase input of amplifier UJ1A, the one end of resistance RJ7 and the one end of resistance RJ8, the other end of resistance RJ8 is connected to the other end of resistance RJ 3.3V, the other end of resistance RJ3, the other end of resistance RJ RJO and the collector of resistance QJ4 are all connected to the ground.

The water pump control circuit controls the start and stop of the water pump, the speed of the rotating speed, the short circuit, the open circuit alarm and the like, and the principle is the same as that of the oil pump control unit. As shown in fig. 7, the water pump control circuit includes: US1 chip, triode QS1 (BC 548B), triode QS2 (BC 548B), field effect transistor QS3 (100V 20A), resistance RS1, resistance RS2, resistance RS3, resistance RS4, resistance RS5, resistance RS6, resistance RS7 and resistance RS8, and the US1 chip is a 74HCV125 logic chip.

The pin 1, the pin 2, one end of the resistor RS7 and one end of the resistor RS5 of the US1 chip are used as a water pump control connection end of the water pump control circuit. Specifically, pin 1, pin 2, one end of resistor RS7 and one end of resistor RS5 of the US1 chip are respectively connected with pin 27, pin 26, pin 38 and pin 17 of the SMT32F103C8T6 chip.

The U.S. Pat. No. 4 pin of US1 chip connects resistance RS 2's one end, triode QS 1's base is connected to resistance RS 2's the other end, triode QS 1's one end and field effect transistor QS 3's grid simultaneously, resistance RS 1's the other end, resistance RS 3's one end, resistance RS 4's one end, field effect transistor QS 3's drain electrode, triode QS 2's collecting electrode connects the power anodal simultaneously, triode QS 2's base is connected to resistance RS 3's the other end and resistance RS 5's the other end simultaneously, triode QS 2's the other end is connected to resistance RS 7's one end, resistance RS 8's one end connecting resistance RS 8's one end, resistance RS 8's the other end, triode QS 1's projecting pole and water pump negative pole all connect power ground.

As shown in fig. 8, the voltage sampling circuit includes: the resistor RC1, the resistor RC2 and the electrodeless capacitor CC1 are connected in series between a power supply and a grounding end, the electrodeless capacitor CC1 is connected in parallel with the resistor RC2, and a connecting end between the resistor RC1 and the resistor RC2 is used as a voltage output end of a voltage sampling circuit and is connected with a No. 10 pin of the SMT32F103C8T6 chip. And the voltage is divided by the resistor and then is sent to the accurate voltage data of the main control unit.

The intelligent water-wind integrated vehicle-mounted heater further comprises a power management circuit for providing 3.3V voltage. As shown in fig. 9, the power management circuit includes: electrolytic capacitor CA1 (63V 470UF low frequency filter electrolytic capacitor), electrolytic capacitor CA2 (63V 470UF low frequency filter electrolytic capacitor), electrolytic capacitor CA3 (10V 470UF low frequency filter electrolytic capacitor), electrolytic capacitor CD1 (10V 1000UF low frequency filter electrolytic capacitor), electrolytic capacitor CD2 (6.3V100UF low frequency filter electrolytic capacitor), diode D1 (MBR 30100 fast recovery diode, absorbing surge voltage of battery fluctuation and playing a reverse connection role), diode D2 (SS 34 fast recovery diode), U1 chip, V1 chip, resistor R1 (1/4W), resistor R2 (1/4W, 10K), resistor R3 (1/4W resistor, 3K), inductor L1 (68 UH, 1A), electrodeless capacitor C1 (high frequency filter stepless capacitor 333), U1 chip is XL7015 power management chip (XL 7015, input voltage can reach 80V) and V1 chip 1117-3.3V power chip LT for providing ARM power supply; JP1 is the car storage battery power supply end, and power supply voltage is 12V or 24V.

Electrolytic capacitor CA1, electrolytic capacitor CA2 and diode D1 all connect in parallel at the car battery power supply end, the car battery positive pole is connected to the No. 1 pin of U1 chip, the one end of resistance R1 is connected to the No. 5 pin of U1 chip, the one end of inductance L1 and the negative pole of diode D2 are connected simultaneously to the No. 1 pin of U1 chip, electrolytic capacitor CA3 positive pole is connected simultaneously to the other end of inductance L1, resistance R2 positive pole, electrodeless capacitor C1 one end, electrolytic capacitor CD1 positive pole and V1 chip's Vin pin, resistance R2's other end is connected simultaneously to resistance R3's one end, electrodeless capacitor C1's the other end and U1 chip's No. 4 pin, V1 chip's Vout pin links to each other and commonly as the 3.3V voltage output of power management circuit, the other end of resistance R1, diode D2's positive pole, electrolytic capacitor CA3 negative pole, resistance R3's other end, electrolytic capacitor CD1 negative pole and electrolytic capacitor CD2 negative pole all connect power ground. And the pin 2 of the U1 chip outputs 5V voltage and the pin 4 is used as a feedback end.

The intelligent water-air integrated vehicle-mounted heater combines the advantages of an air-heating heater used on a large truck and a water-heating preheater used on a small automobile, uses an ARM system as a core element, integrates the functions of air heating and water heating together efficiently and rapidly, and is integrated with the functions of air heating and water heating.

In the practical application, the system can be transplanted to the mobile phone to display, set, adjust and control the waterway temperature and control time of the vehicle-mounted system in real time; the temperature and the control time in the vehicle of the vehicle-mounted system can be displayed, set, adjusted and controlled in real time. The mobile phone interface simultaneously displays two paths of current temperature values, a set temperature threshold value and a set time period. The current temperature value refers to the temperature of one path of circulating water of the automobile and the temperature of one path of automobile cab. The temperature threshold is the temperature of the circulating water of the automobile and the temperature in the cab, and can be set to be started by a low-temperature threshold and closed by a high-temperature threshold. The set time period is that the temperature of the circulating water of the automobile can be set to a certain time limit, the timing time is reached, and the system is closed. When the temperature in the cab is adjusted to be proper during the running of the automobile, the temperature can be locked to be the current temperature value and memorized, and the next starting automatically restores to the memorized value. After the system is started, the self-learning function is pressed down, the system can perform self-learning according to your habit, and the system can be operated and regulated according to self-learning content habit after the system is started for the second time. After one week, the system can deeply analyze the use process and habit of the user in the previous week, a complete set of optimized intelligent scheme is formed and stored in the operation system through the built-in algorithm of the ARM system, and a key-on start key is generated on an interface. After that, the system is started again without setting, and the key of 'one-key start' can be pressed. The automatic warm-up can be set remotely or in advance through the ARM main control circuit. The special heating stove can be started by the computer of the heater without starting the engine of the vehicle, and the vehicle cabin and the engine are heated.

Claims

1. Intelligent integrative car on-vehicle heater of water wind, its characterized in that includes: the device comprises an igniter control circuit, an ARM main control circuit, a temperature sensing circuit, an oil pump control circuit, a motor control circuit, a water pump control circuit and a voltage sampling circuit;

The temperature sensing circuit is used for respectively collecting the air temperature, the circulating water temperature and the vehicle body temperature in the carriage, the air temperature output end, the circulating water temperature output end and the vehicle body temperature output end of the temperature sensing circuit are respectively connected with the air temperature input end, the circulating water temperature input end and the vehicle body temperature input end of the ARM main control circuit,

The short-circuit signal connection end of the igniter control circuit is connected with the igniter short-circuit signal connection end of the ARM master control circuit, the constant power connection end of the igniter control circuit is connected with the igniter constant power connection end of the ARM master control circuit, the ignition voltage connection end of the igniter control circuit is connected with the ignition voltage connection end of the ARM master control circuit, the control connection end of the oil pump control circuit is connected with the oil pump control connection end of the ARM master control circuit, the short-circuit signal connection end of the motor control circuit is connected with the motor short-circuit signal connection end of the ARM master control circuit, the constant power connection end of the motor control circuit is connected with the motor constant power connection end of the ARM master control circuit, the voltage connection end of the motor control circuit is connected with the motor voltage connection end of the ARM master control circuit, the control connection end of the water pump control circuit is connected with the water pump control connection end of the ARM master control circuit, and the voltage output end of the voltage sampling circuit is connected with the sampling voltage input end of the ARM master control circuit;

ARM master control circuit includes: STM32F103C8T6 master control chip, crystal oscillator Y1, resonant capacitor CZ2, resonant capacitor CZ3, electrodeless capacitor CZ4, resistor RZ1 and resistor RZ2,

The No. 5 pin of the STM32F103C8T6 master control chip is simultaneously connected with one end of the crystal oscillator Y1 and one end of the resonant capacitor CZ2, the No. 6 pin is simultaneously connected with the other end of the crystal oscillator Y1 and one end of the resonant capacitor CZ3, the other end of the resonant capacitor CZ2 and the other end of the resonant capacitor CZ3 are both connected with the power supply ground,

The pin 7 of the STM32F103C8T6 master control chip is simultaneously connected with one end of the electrodeless capacitor CZ4 and one end of the resistor RZ2, the other end of the resistor RZ2 is connected with a 3.3V power supply, the other end of the electrodeless capacitor CZ4 is connected with the power supply ground,

The resistor RZ1 is connected in series between the No. 20 pin of the STM32F103C8T6 master control chip and the power ground,

Pins of the STM32F103C8T6 master control chip are respectively as follows:

The No. 10 pin is a sampling voltage input end, the No. 11 pin is a vehicle body temperature input end, the No. 12 pin is an air temperature input end, the No. 13 pin is an ignition voltage connection end, the No. 15 pin is a motor voltage connection end, the No. 16 pin is a circulating water temperature input end, the No. 17 pin, the No. 26 pin, the No. 27 pin and the No. 38 pin are jointly used as a water pump control connection end, the No. 18 pin, the No. 25 pin and the No. 28 pin are jointly used as an oil pump control connection end, the No. 29 pin is a motor constant power connection end, the No. 32 pin is an igniter constant power connection end, the No. 39 pin is an igniter short circuit signal connection end, and the No. 40 pin is a motor short circuit signal connection end;

the igniter control circuit includes: transistor QD1, transistor QD2, transistor QD3, field effect transistor QD4, amplifier UD1A, amplifier UD1B, resistor RD1, resistor RD2, resistor RD3, resistor RD4, resistor RD5, resistor RD6, resistor RD7, resistor RD8, and diode DD1,

The base of the triode QD1 is connected with the output end of the amplifier UD1A and is used as a short-circuit signal connection end, the collector of the triode QD1 is used as a constant power connection end, one end of the resistor RD3 is connected with one end of the resistor RD4 and is used as an ignition voltage connection end,

The emitter of the triode QD1 is simultaneously connected with the base of the triode QD2, the base of the triode QD3 and one end of the resistor RD1, the other end of the resistor RD1, the collector of the triode QD2, one end of the resistor RD2 and the drain of the field effect transistor QD4 are simultaneously connected with the positive electrode of the power supply, the emitter of the triode QD2 is connected with the emitter of the triode QD3, the other end of the resistor RD2 is connected with the grid electrode of the field effect transistor QD4, the source of the field effect transistor QD4 is simultaneously connected with the negative electrode of the diode DD1 and the other end of the resistor RD3, one end of the resistor RD8 is connected with the positive input end of the amplifier UD1B, the reverse input end of the amplifier UD1B is connected with one end of the resistor RD5, the other end of the resistor RD5 is simultaneously connected with the output end of the amplifier UD1B and one end of the reverse input end of the amplifier UD1A, the positive input end of the amplifier UD 6 is simultaneously connected with one end of the resistor RD7, the other end of the resistor RD7 is connected with the 3.3V power supply, the igniter DHQ is connected between the other end of the resistor RD3 and the other end of the resistor 8, the other end of the diode 3, the positive end of the resistor RD1 and the positive electrode of the resistor RD6 and the ground of the resistor RD6 are simultaneously connected with the other end of the resistor and the resistor D6;

The power management circuit is used for providing 3.3V voltage; the power management circuit includes: electrolytic capacitor CA1, electrolytic capacitor CA2, electrolytic capacitor CA3, electrolytic capacitor CD1, electrolytic capacitor CD2, diode D1, diode D2, U1 chip, V1 chip, resistor R1, resistor R2, resistor R3, inductance L1, electrodeless capacitor C1, U1 chip is XL7015 power management chip, V1 chip LT1117-3.3V power chip;

Electrolytic capacitor CA1, electrolytic capacitor CA2 and diode D1 all connect in parallel at the car battery power supply end, the car battery positive pole is connected to the No. 1 pin of U1 chip, the one end of resistance R1 is connected to the No. 5 pin of U1 chip, the one end of inductance L1 and the negative pole of diode D2 are connected simultaneously to the No. 1 pin of U1 chip, electrolytic capacitor CA3 positive pole is connected simultaneously to the other end of inductance L1, resistance R2 positive pole, electrodeless capacitor C1 one end, electrolytic capacitor CD1 positive pole and V1 chip's Vin pin, resistance R2's other end is connected simultaneously to resistance R3's one end, electrodeless capacitor C1's the other end and U1 chip's No. 4 pin, V1 chip's Vout pin links to each other and commonly as the 3.3V voltage output of power management circuit, the other end of resistance R1, diode D2's positive pole, electrolytic capacitor CA3 negative pole, resistance R3's other end, electrolytic capacitor CD1 negative pole and electrolytic capacitor CD2 negative pole all connect power ground.

2. The intelligent water and wind integrated vehicle heater according to claim 1, wherein the temperature sensing circuit comprises: an air temperature sensing circuit in the carriage, a vehicle body temperature sensing circuit and a circulating water temperature sensing circuit,

The air temperature sensing circuit in the carriage includes: the air temperature sensing chip, the voltage dividing resistor RC3, the voltage dividing resistor RC4 and the electrodeless capacitor CC2 are connected with one end of the voltage dividing resistor RC3 and one end of the voltage dividing resistor RC4 at the same time, the other end of the voltage dividing resistor RC4 is connected with a 3.3V power supply, the pin 2 of the air temperature sensing chip and one end of the electrodeless capacitor CC2 are connected with the power supply ground at the same time, and the other end of the electrodeless capacitor CC2 and the other end of the voltage dividing resistor RC3 are connected and jointly serve as an air temperature output end of the temperature sensing circuit;

The vehicle body temperature sensing circuit includes: the automobile body temperature sensing chip, the voltage dividing resistor RC5, the voltage dividing resistor RC6 and the electrodeless capacitor CC3, a No. 2 pin of the automobile body temperature sensing chip is simultaneously connected with one end of the voltage dividing resistor RC5 and one end of the voltage dividing resistor RC6, the other end of the voltage dividing resistor RC6 is connected with a 3.3V power supply, a No. 3 pin of the automobile body temperature sensing chip and one end of the electrodeless capacitor CC3 are simultaneously connected with power supply ground, and the other end of the electrodeless capacitor CC3 and the other end of the voltage dividing resistor RC5 are connected and jointly serve as an automobile body temperature output end of the temperature sensing circuit;

The circulating water temperature sensing circuit includes: the circulating water temperature sensing chip, the voltage dividing resistor RC7, the voltage dividing resistor RC8 and the electrodeless capacitor CC4 are connected with one end of the voltage dividing resistor RC7 and one end of the voltage dividing resistor RC8 at the same time, the other end of the voltage dividing resistor RC8 is connected with a 3.3V power supply, the No. 3 pin of the circulating water temperature sensing chip and one end of the electrodeless capacitor CC4 are connected with the power supply ground at the same time, and the other end of the electrodeless capacitor CC4 and the other end of the voltage dividing resistor RC7 are connected and jointly serve as a circulating water temperature output end of the temperature sensing circuit;

3. The intelligent water and wind integrated vehicle heater according to claim 1, wherein the oil pump control circuit comprises: UY1 chip, transistor QY1, transistor QY2, field effect transistor QY3, resistor RY1, resistor RY2, resistor RY3, resistor RY4, resistor RY5, resistor RY6, resistor RY7, and resistor RY8, UY1 chip being a 74HCV125 logic chip;

one end of the No. 1 pin, the No. 2 pin, the resistor RY7 and one end of the resistor RY5 of the UY1 chip are jointly used as an oil pump control connecting end of an oil pump control circuit,

4. The intelligent water and wind integrated vehicle heater according to claim 1, wherein the motor control circuit comprises: transistors QJ1, QJ2, QJ3, QJ4, RJ0, RJ1, RJ2, RJ3, RJ4, RJ5, RJ6, RJ7, RJ8, UJ1A and UJ1B,

The base electrode of the triode QJ1 and the output end of the amplifier UJ1A are both motor short-circuit signal connection ends of a motor control circuit, the collector electrode of the triode QJ1 is a constant power connection end of the motor control circuit, the inverting input end of the amplifier UJ1A is connected with one end of a resistor RJ6 and is jointly used as a voltage connection end of the motor control circuit,

The emitter of triode QJ1 connects the base of triode QJ2 and the base of triode QJ3 simultaneously, the collector of triode QJ2 connects the one end of resistance RJ1 and the one end of resistance RJ2 simultaneously, the other end of resistance RJ1 and the drain electrode of field effect tube QJ4 all connect the power positive pole, the grid of field effect tube QJ4 is connected simultaneously to the other end of resistance RJ2, the emitter of triode QJ2 and the emitter of triode QJ3 simultaneously, between the source of field effect tube QJ4 and the one end of resistance RJ0 is connected to the motor, the one end of resistance RJ0 links to each other with the one end of resistance 3, the other end of resistance RJ3 connects the normal phase input of amplifier UJ1B, the one end of resistance RJ4 and the one end of resistance RJ5 are connected simultaneously to the output end of amplifier UJ1B, the one end of resistance RJ5 and the one end of resistance 6 are connected simultaneously to the normal phase input of amplifier UJ1A, the other end of resistance RJ7 and the one end of resistance RJ8 are connected to the other end of resistance RJ8, the other end of resistance RJ8 is connected to the other end of resistance RJ 3.3V, the other end of resistance RJ7, the other end of resistance RJ0 and the collector of resistance 3 are all connected to the ground.

5. The intelligent water and wind integrated vehicle heater according to claim 1, wherein the water pump control circuit comprises: the circuit comprises a US1 chip, a triode QS1, a triode QS2, a field effect transistor QS3, a resistor RS1, a resistor RS2, a resistor RS3, a resistor RS4, a resistor RS5, a resistor RS6, a resistor RS7 and a resistor RS8, wherein the US1 chip is a 74HCV125 logic chip;

the pin 1, the pin 2, one end of the resistor RS7 and one end of the resistor RS5 of the US1 chip are used as a water pump control connecting end of a water pump control circuit,

6. The intelligent water and wind integrated vehicle heater according to claim 1, wherein the voltage sampling circuit comprises: a resistor RC1, a resistor RC2 and an electrodeless capacitor CC1,

The resistor RC1 and the resistor RC2 are connected in series between the power supply and the grounding end, the electrodeless capacitor CC1 is connected with the resistor RC2 in parallel, and the connecting end between the resistor RC1 and the resistor RC2 is used as a voltage output end of the voltage sampling circuit.

7. The intelligent water and wind integrated vehicle heater according to claim 1, wherein the ARM master control circuit further comprises: a simulation download debugging circuit and a power supply indication circuit;

The simulation download debugging circuit is an ISP debugging interface chip, and a No. 2 pin, a No. 4 pin and a No. 5 pin of the ISP debugging interface chip are respectively connected with a No. 34 pin, a No. 37 pin and a No. 7 pin of the STM32F103C8T6 master control chip;

the power indication circuit comprises an electrolytic capacitor RZ3 and a light emitting diode DZ1, one end of the electrolytic capacitor RZ3 is connected with a No. 46 pin of the STM32F103C8T6 main control chip, and the light emitting diode DZ1 is connected in series between the other end of the electrolytic capacitor RZ3 and a 3.3V power supply.