CN213517947U - Electric automobile driver's cabin temperature monitoring and preset system - Google Patents

Abstract

An object of the utility model is to disclose an electric automobile driver's cabin temperature monitoring and preset system, its characterized in that includes: the mobile phone comprises a main control module core board, a temperature sensor module, an LCD display module, a GSM communication module, a mobile phone module and an actuating mechanism; the temperature sensor module collects the temperature in real time and outputs the temperature to the LCD display module; the core board of the main control module judges whether the temperature exceeds a warning value, if so, an alarm instruction is issued to the GSM communication module, and the GSM communication module sends alarm information to a vehicle owner; the mobile phone module is characterized in that the core board of the main control module starts or closes the air conditioner through the information content replied by the owner. The mobile phone module adopts an A9 module, performs GPRS data transmission with a mobile phone, and can remotely control an actuating mechanism; the actuating mechanism controls an air conditioner switch. The utility model discloses can avoid the driver's cabin interior high temperature or cross the incident that low and arouse excessively, have simple structure simultaneously, advantages such as good reliability.

Description

Electric automobile driver's cabin temperature monitoring and preset system

Technical Field

The utility model relates to an electric automobile temperature monitoring system monitors technical field, concretely relates to auttombilism room temperature monitoring system based on GSM and singlechip MSP 430.

Background

With the rapid development of the economy of China, the development momentum of the automobile industry of China is strong, and the automobile industry has more and more prominent position as the national economy pillar industry. With the continuous expansion of market demands, the development potential of the automobile industry in China is very large. With the increasing demands of people on the aspects of automobile safety, comfort, intelligence and the like, electronization, informatization, networking and intellectualization have become the development direction of automobile electronic technology. When the automobile industry develops so rapidly, the development and innovation of automobile electronic technology and products thereof are also important. Although the control technology of the foreign automobile air conditioner is ahead of us at present, the foreign automobile air conditioner is still in a research state on the intelligent control technology of the automobile air conditioner.

The more and more the current vehicle air conditioning control system needs to control, the more and more the control objects include: the safe operation protection control of the compressor, the air inlet door, the air outlet door, the cold and warm air door, the rotating speed of the air blower, the air purification system and the air conditioning system. The system controls these components, and it is necessary to obtain various physical quantities including an inside temperature, an outside temperature, an evaporator temperature, an engine cooling water temperature, a solar radiation intensity, an inside air humidity, and a smoke concentration in the air. The control system automatically controls the coordination work of all parts of the air conditioning system by adopting a closed-loop fuzzy control mode according to the information, and finally enables the environmental temperature and the quality in the vehicle room to meet the requirement of human body comfort. Although the first automobile air conditioner invention has been used for decades, the control system of the automobile air conditioner is time-varying, non-linear and has great interference, so that the automobile air conditioner control system cannot meet the requirement of people in comfort.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve above-mentioned problem and not enough, can not open the air conditioner in advance to current electric automobile driver's cabin air conditioning system and heat up and cool down, provide an electric automobile driver's cabin temperature monitoring and preset the system for realize that the function of auttombilism room precooling or preheating in advance gives people and provides comfortable driving experience.

In order to achieve the above effect, the utility model discloses a will adopt following technical scheme: an electric automobile driver's cabin temperature monitoring and preset system includes: the main control module MSP430F149 core board, temperature sensor, LCD display module, GSM communication module, mobile phone module, actuator and power module; the power supply module is connected with a master control module MSP430F149 core board; the temperature sensor is connected with a master control module MSP430F149 core board in a single-wire bus mode; the LCD display module is connected with an I/O port of a master control module MSP430F149 core board through a signal line; the GSM communication module is connected with a master control module MSP430F149 core board through an RS232 interface; the mobile phone module realizes the data exchange with the control center through a GPRS network; the actuating mechanism is connected with a main control module MSP430F149 core board through a signal line and is used for controlling an auxiliary power supply of an automobile air conditioner connected with the actuating mechanism and further starting the air conditioner.

Preferably, the master control module MSP430F149 core board adopts an MSP430F149 single-chip microcomputer; the GSM communication module adopts an SIM800A module for carrying out short message alarm on the temperature in the automobile and remotely controlling the switch of the automobile air conditioner by using a mobile phone short message to realize the function of early cooling or heating.

Preferably, the temperature sensor is connected with a master control module MSP430F149 core board by adopting a DS18B20 and adopting a single bus.

Preferably, the LCD display module is selected from an LCD1602 and is connected with an I/O port of a main control module MSP430F149 core board through a signal line.

Preferably, the mobile phone module adopts an a9 module of an Anxingao company, and the module and the mobile phone perform GPRS data transmission by using an intelligent cloud development platform of the company through a mobile phone APP.

Compared with the prior art, the utility model has the advantages that: the monitoring system is based on GSM and a single chip microcomputer MSP430, and realizes accurate and real-time monitoring and displaying of the temperature of the electric automobile cab, so that a driver and passengers can know the temperature value of the current environment, when the sensor detects that the temperature in the cab is higher than a set highest warning value or lower than a set lowest warning value, the monitoring system sends a short message to an automobile owner in time through a SIM800A module of the GSM for carrying out abnormity warning, and the automobile owner can send the short message to switch on and off an air conditioner in the automobile by receiving the warning information through a mobile phone. The monitoring system can provide a comfortable environment for personnel in the car in advance, can carry out safety inspection on the car, and can easily cause potential safety hazards such as spontaneous combustion and the like when the car staying outdoors for a long time is exposed to the sun. Therefore, the temperature detection and alarm system is provided, the vehicle owner can timely know the condition of the vehicle, and meanwhile, the dangerous accidents caused by overhigh or overlow temperature in the cab can be avoided.

Drawings

Fig. 1 is a schematic structural diagram of a temperature monitoring and presetting system for an electric vehicle cab.

Number designation in fig. 1: the main control module MSP430F149 core board 1, GSM communication module 2, mobile phone module 3, LCD display module 4, actuator 5, temperature sensor 6, power module 7.

Fig. 2 is a general flow chart of a cab temperature monitoring and presetting system of an electric vehicle.

Detailed Description

The utility model will be further explained with reference to the drawings.

Refer to fig. 1 for the utility model relates to a master control module structure of auttombilism room temperature monitoring system embodiment, include: the main control module MSP430F149 core board 1, GSM communication module 2, mobile phone module 3, LCD display module 4, actuator 5, temperature sensor 6, power module 7. The GSM communication module 2, the LCD display module 4, the actuating mechanism 5, the temperature sensor 6 and the power supply module 7 are respectively connected with the master control module MSP430F149 core board 1; the mobile phone module 3 adopts an A9 module of Anxinjia company, the module has wide functions, the A9 module and a mobile phone carry out GPRS data transmission by utilizing a smart cloud development platform of the company, and an APP display interface is a switch control and can remotely control an actuating mechanism; the actuating mechanism 5 adopts a relay module to open an air conditioner switch, the module is connected with an auxiliary power supply (an air conditioner power supply) in series, once the relay is switched on, the power supply starts to supply power, and a refrigeration (or heating) switch is switched on, so that the air conditioner starts to operate.

The MSP430 singlechip can realize strong processing capability and has ultralow power consumption; the temperature sensor can meet the requirement on accuracy by adopting DS18B20, and DS18B20 is a programmable single-bus digital temperature sensor, and the output signal is a digital signal, so that A/D conversion is not needed, and the temperature information of the energy storage system monomer can be acquired in real time; the real-time acquired temperature information is output to a display screen of an LCD1602 through an I/O port of a single chip microcomputer, and each acquired temperature signal is compared with a set temperature alarm value, whether the temperature is greater than or less than the alarm value or not needs to be judged, if the temperature is greater than or less than the alarm value, the master control module MSP430F149 core board sends an AT instruction to the SIM800A, so that the SIM800A actively sends a short message to a mobile phone of a vehicle owner to alarm the temperature; if the temperature does not reach the warning value, the main control module MSP430F149 core board continues to collect and process the temperature. When a temperature alarm is received, a vehicle owner can send a short message to the SIM800A, such as "OPEN _ OK" is sent, at the moment, the master control module MSP430F149 core board carries out short message inquiry on the SIM800A at regular time, if the short message is inquired, the master control module MSP430F149 core board controls the execution mechanism to start running, namely, an air conditioner power supply is started, the temperature in the automobile cab is increased or decreased, if the vehicle owner wants the execution mechanism to stop running, a short message such as "CLOSE _ OK" can be sent to the SIM800A, and the master control module MSP430F149 core board controls the execution mechanism to stop running of the air conditioner after inquiring the short message; the LCD1602 is used for display to facilitate observation of the current temperature.

Adopt the quick-witted intelligence cloud platform of Anxinjia company, make A9 module and cell-phone carry out GPRS data transmission, APP's display interface is a switch control, can remote control actuating mechanism. In the new product creation, the communication mode is GPRS data service, the data transmission mode is variable length, and data points need to be created after the product creation; after the Boolean data points are created, the basic information of the Product can be checked, the Product Key and the Product Secret need to be copied, and the Product Key and the Product Secret need to be connected with the smart cloud when the serial port assistant is debugged. The used serial port assistant is a comToolV1.4 version, the USB-TTL adopts a CP2102 chip, is connected with an A9 module, is electrified to wait for the serial port assistant to display a READY word, sends AT (AT \ r \ n) test connection and whether the module works normally or not, registers the module to the smart cloud product, and can check more equipment information by clicking when the equipment is seen to be online in the smart cloud background; using AT + GIZSEND = < action >, [ length ], [ data ] to push data to a cloud (/ mobile phone client), when a switch control on the APP is opened or closed, a communication log on the virtual device receives the data sent by the APP, namely, the mobile phone APP is described to be successfully connected to the smart phone cloud platform; the A9 module and the mobile phone APP are respectively connected to and are in data transmission with the smart cloud platform.

Claims (2)

1. A temperature monitoring and presetting system for an electric automobile cab is characterized by comprising: the system comprises a main control module MSP430F149 core board (1), a GSM communication module (2), a mobile phone module (3), an LCD display module (4), an actuating mechanism (5), a temperature sensor (6) and a power supply module (7); the power supply module (7) is respectively connected with the master control module MSP430F149 core board (1) and the temperature sensor (6) by power lines; the temperature sensor (6) is connected with a master control module MSP430F149 core board (1) by adopting a single bus cable; the master control module MSP430F149 core board (1) is connected with the LCD display module (4) by adopting a signal line and is used for displaying the temperature information of the monitoring system; the master control module MSP430F149 core board (1) realizes data information exchange with a vehicle owner through a GSM communication module (2) and a GPRS network in a mobile phone module (3); the actuating mechanism (5) is connected with a power supply of the air conditioning system through a signal cable; the actuating mechanism (5) is connected with the master control module MSP430F149 core board (1) by a signal cable.

2. The system of claim 1, wherein the system comprises: the master control module MSP430F149 core board (1) is an MSP430F149 single chip microcomputer; the GSM communication module (2) selects the SIM800A and is used for sending monitoring system alarm information acquired by the master control module MSP430F149 core board to a user and sending reply information of the user to the master control module MSP430F149 core board; the mobile phone module (3) adopts an A9 module of Anxinke corporation, performs GPRS data transmission with a mobile phone, and can remotely control an actuating mechanism; the actuating mechanism (5) adopts a relay to control an air conditioner switch, the actuating mechanism is connected with an auxiliary power supply in series, once the relay is switched on, the power supply starts to supply power, and the air conditioner switch is switched on, so that an air conditioning system starts to operate.

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