Intelligent air conditioner controller based on 4G
Through the intelligent air-conditioning controller based on 4G communication, multiple modules are integrated to realize remote control and data collection, which solves the problems of untimely control and low inspection efficiency in air-conditioning equipment management, and improves the intelligence of the equipment and the energy-saving and emission reduction effects.
Patent Information
- Application Number
- CN202422401846.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-30
- Publication Date
- 2025-10-17
- Estimated Expiration
- 2034-09-30
AI Technical Summary
The management and control of existing air-conditioning equipment in unmanned places has problems such as untimely control, poor energy conservation and emission reduction effects, and low equipment inspection efficiency.
An intelligent air-conditioning controller based on 4G communication is designed, which integrates MCU main control module, 4G Cat1 communication module, relay control module, infrared control module, power acquisition module and temperature and humidity acquisition module to realize remote control and data acquisition.
It realizes automatic adjustment and electricity consumption statistics of air-conditioning equipment, improves the timeliness of control and data collection capabilities, and enhances the intelligent level of equipment management.
Smart Images
Figure CN223448593U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to electronic controller technical field, concretely relates to a kind of intelligent air conditioner controller based on 4G. BACKGROUND
[0002] At present, with the use field of air conditioning equipment more and more wide, site more and more various, unattended and remote control are needed in some public occasions to manage and control air conditioning equipment, these places both ensure the cooling effect of air conditioner, and have certain requirement to energy saving and emission reduction. The places mainly need to arrange specific personnel to frequently patrol to check the running effect of air conditioner and adjust the temperature and humidity parameters of air conditioner in the past, such control cannot reach accurate and timely effect, and in school and other places where a large number of air conditioning equipment are installed, it needs to spend a lot of time to check all equipment, therefore, a kind of air conditioner automatic on-off controller with simple structure, stable and reliable operation and intelligence is designed for air conditioner, to finally expand the control mode of air conditioner and the data acquisition capability of controller. SUMMARY
[0003] To realize the above scheme, the utility model discloses a kind of intelligent air conditioner controller based on 4G, the controller can realize the automatic adjustment of air conditioner according to environmental temperature and the time range set, and the electricity consumption statistics of air conditioning equipment connected to the controller.
[0004] A kind of intelligent air conditioner controller based on 4G includes: MCU main control module, power supply module, 4G Cat1 communication module, relay control module, infrared control module, electric quantity acquisition module and temperature and humidity acquisition module;Wherein, the power supply module, the 4G Cat1 communication module, the relay control module, the infrared control module, the electric quantity acquisition module, the temperature and humidity acquisition module are connected to the MCU main control module respectively.
[0005] In the controller, integrate 4G Cat1 communication module, preferably, its 4G Cat1 module model is E36-A, this module is a kind of LTE wireless communication module based on EC618 platform design, supports the 4G long-distance wireless transmission technology of FDD-LTE / TDD-LTE, the module and the MCU main control module between using UART protocol carries out data communication, so that intelligent air conditioner controller has networking function.
[0006] Preferably, the power supply module comprises an AC-DC power module, an AMS1117 voltage conversion chip, an MT3608L voltage boosting chip and a B0503S-1WR3 isolation power module, which provides an adaptive voltage for the MCU master module, the 4G Cat1 communication module and other modules. Among them, the AC-DC power module converts the 220V alternating voltage input into +5V direct current voltage output, the input end of the AC-DC power module is connected in series with a 250V 1A fuse to provide overcurrent protection, and a parallel-connected voltage-dependent resistor provides overvoltage and surge protection. The specific voltage conversion and power supply path is: the +5V direct current voltage output end of the AC-DC power module is connected to the AMS1117 voltage conversion chip, which converts the +5V direct current voltage into +3.3V after the chip, and then powers the MCU master module, the infrared control module and the temperature and humidity acquisition module; the +5V direct current voltage output end of the AC-DC power module is synchronously connected to the B0503S-1WR3 isolation power module, which converts the +5V direct current voltage into +3.3V isolated voltage after the module, and then powers the power acquisition module; the +3.3V voltage output by the AMS1117 voltage conversion chip is connected to the MT3608L voltage boosting chip, which outputs +4.0V voltage after voltage boosting processing, and then powers the 4G Cat1 communication module.
[0007] Preferably, the relay control module selects a relay with a model number of SLA-05VDC-SL-A from Songle Company, and uses an optical coupler and a MOS tube to drive between the MCU master module.
[0008] Preferably, the infrared control module adopts an infrared code library chip with a chip model number of HLC668, which communicates with the MCU master module through UART, and the infrared sending and receiving circuit outside the chip can realize learning and sending of infrared remote control signals. Based on market mainstream brand model testing, it can realize one-key matching control function with 99% of air conditioner models on the market, and supports up to 32 learning keys.
[0009] Preferably, the power acquisition module adopts a chip with a chip model number of BL0942 from Beiling Company, and the use of the chip to design the peripheral circuit can realize the statistics of voltage, current, active power and power consumption of 220V alternating voltage.
[0010] Preferably, the temperature and humidity acquisition module adopts a chip with a chip model number of AHT20 from Aoson Electronics, which integrates temperature and humidity acquisition functions and communicates with the MCU master module through an I2C communication method.
[0011] Preferably, the MCU master module selects a microprocessor chip with a model number of STM32F103RET6.
[0012] Through the above technical solutions, 4G communication is used as the main networking method for the controller, which solves the problems of low efficiency and untimely control of traditional manual inspections, expands the control methods of air conditioners, and enhances the data collection capabilities of the controller. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 This is a functional structure diagram of the utility model.
[0014] Figure 2 This is the circuit diagram of the power supply module of the present utility model.
[0015] Figure 3 This is the circuit diagram of the 4G Cat1 communication module of the present utility model.
[0016] Figure 4 This is the circuit diagram of the relay control module of the present utility model.
[0017] Figure 5 This is the circuit diagram of the infrared control module of the present utility model.
[0018] Figure 6 This is the circuit diagram of the power collection module of the utility model.
[0019] Figure 7 This is the circuit diagram of the temperature and humidity acquisition module of the present utility model. DETAILED DESCRIPTION
[0020] The present invention will be described in further detail with reference to the accompanying drawings.
[0021] like Figure 1 As shown in the figure, the 4G-based smart air-conditioning controller includes: power supply module, MCU main control module, 4G Cat1 communication module, relay control module, power acquisition module and infrared control module; the power supply module includes: AC-DC power supply module, AMS1117 voltage conversion chip, MT3608L boost chip and B0503S-1WR3 isolated power supply module.
[0022] Among them, the power supply module supplies power to the MCU main control module, 4G Cat1 communication module, infrared control module, and power collection module respectively; Figure 2The power supply module circuit diagram is shown, first, the AC-DC power supply module converts 220V AC voltage input into +5V DC voltage output, and the module plays a role of isolating the rear circuit from 220V AC voltage; the +5V DC voltage is divided into three paths: the first path is used as the driving voltage of the relay control module; the second path enters the B0503S-1WR3 isolation power supply module to output +3.3V isolation voltage, and the +3.3V voltage reference ground selects the zero line of 220V AC voltage as the reference ground plane, which is used to supply power to the power collection module, i.e., BL0942, so as to collect power; the third path outputs +5V DC voltage through the AMS1117 voltage conversion chip to reduce the voltage to +3.3V to supply power to the MCU main control module, the infrared control module and the MT3608L boost chip; the MT3608L boost chip boosts the +3.3V to +4.0V through DC-DC to supply power to the 4G Cat1 communication module.
[0023] The 4G Cat1 communication module uses the E36-A module of Tashan, and the peripheral circuit thereof is as shown in Figure 3 The module uses the UART protocol to communicate with the MCU main control module to provide the networking function of the intelligent air conditioner controller; after the controller has the networking function, the controller can receive the control instruction sent remotely and report the data collected by the controller and the air conditioner state to the data platform.
[0024] The relay control module circuit diagram is as shown in Figure 4 When PB5_K_POWER is low, the optocoupler is turned on, AO3400A U GS >0, AO3400A is turned on, the relay is attracted and then turned on, and when PB5_K_POWER is high, the optocoupler is cut off, AO3400A is cut off, and the relay is disconnected.
[0025] The infrared control module circuit diagram is as shown in Figure 5 The core of the module adopts the HLC668 infrared code library chip, which has built-in offline control codes of 99% of air conditioner models on the market, and can identify the air conditioner ID by using the peripheral infrared receiving circuit to receive the infrared signal of the air conditioner remote controller. The infrared transmitting circuit adopts an infrared transmitting tube with a wavelength of 940nm, and can realize all the functions on the air conditioner remote controller after the air conditioner ID is configured. In addition, the infrared code library chip supports learning 32 custom keys.
[0026] The power collection module adopts the chip of Beling Company, model BL0942, and the peripheral circuit of the chip is as shown in Figure 6As shown, the chip can use I2C and UART protocol to communicate with the MCU master module to transmit data, in this example, the chip is configured to communicate with the MCU master module in UART mode, because the reference ground level of the chip is 220V alternating voltage, so the MCU master module and the chip are isolated by using the π122U31 data isolation chip.
[0027] The temperature and humidity collection module uses the chip of Auson Electronics, model AHT20, the chip integrates temperature and humidity collection functions, uses I2C to communicate with the MCU master module, the peripheral circuit of the chip is very simple, and the circuit thereof is as shown in Figure 7
[0028] The technical scheme of the utility model is explained in detail above in combination with the drawings, the technical scheme of the utility model proposes a kind of intelligent air conditioner controller based on 4G, realize with 4G communication as the main networking mode of controller, expand the control mode of air conditioner and enhance the data acquisition capability of controller.
[0029] The above only for the preferred embodiment of the utility model, and not for limiting the utility model, for the skilled person in the art, the utility model can have various changes and changes.It is included in the protection scope of the utility model that any modification, equivalent replacement, improvement etc. are made within the spirit and principles of the utility model.
Claims
1. A 4G-based intelligent air-conditioning controller is characterized by: include: MCU main control module, power supply module, 4G Cat1 communication module, relay control module, infrared control module, power collection module and temperature and humidity collection module; Among them, the power supply module, the 4G Cat1 communication module, the relay control module, the infrared control module, the power collection module, and the temperature and humidity collection module are respectively connected to the MCU main control module.
2. The 4G-based intelligent air conditioning controller according to claim 1 is characterized in that The MCU main control module uses a microprocessor chip model STM32F103RET6.
3. The 4G-based intelligent air conditioning controller according to claim 1 is characterized in that The power supply module includes an AC-DC power supply module, an AMS1117 voltage conversion chip, a B0503S-1WR3 isolated power supply module and an MT3608L boost chip; wherein, the AC-DC power supply module converts the input 220V AC voltage into a +5V DC voltage output, and the input end of the AC-DC power supply module is connected in series with a 250V A 1A fuse provides overcurrent protection, and a parallel varistor provides overvoltage and surge protection. The +5V DC voltage output of the AC-DC power supply module is connected to an AMS1117 voltage conversion chip and a B0503S-1WR3 isolated power supply module, respectively. The AMS1117 voltage conversion chip converts the +5V DC voltage into +3.3V to power the MCU main control module, infrared control module, and temperature and humidity acquisition module. The B0503S-1WR3 isolated power supply module converts the +5V DC voltage into a +3.3V isolated voltage to power the power acquisition module. The +3.3V output of the AMS1117 voltage conversion chip is connected to an MT3608L boost chip, which outputs a +4.0V voltage after boosting to power the 4G Cat1 communication module.
4. The 4G-based intelligent air conditioning controller according to claim 1 is characterized in that The 4G Cat1 communication module adopts model E36-A and uses the UART protocol to communicate with the MCU main control module.
5. The 4G-based intelligent air conditioning controller according to claim 1 is characterized in that The relay control module uses a relay model of SLA-05VDC-SL-A, and its maximum switching current is 30A.
6. The 4G-based intelligent air conditioning controller according to claim 1 is characterized in that The infrared control module uses UART to communicate with the MCU main control module, supports the learning and sending of infrared remote control signals, and can achieve one-key matching control function with 99% of air conditioner models on the market.
7. The 4G-based intelligent air conditioning controller according to claim 1 is characterized in that The power collection module uses a chip model BL0942, which uses UART or I2C to communicate with the MCU main control module and supports AC voltage, current, active power and power consumption statistics functions.
8. The 4G-based intelligent air conditioning controller according to claim 1 is characterized in that The temperature and humidity acquisition module uses a chip model AHT20, which uses I2C to communicate with the MCU main control module and integrates temperature and humidity acquisition functions.