Self-powered wireless luminosity thermometer
Through the energy management system of solar panels and battery management modules, the photometer is powered and combined with the deep sleep strategy to reduce energy consumption, the problem of frequent battery replacement of photometers is solved, and the effect of self-energy and real-time Internet monitoring is achieved.
Patent Information
- Application Number
- CN202422581204.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-24
- Publication Date
- 2025-07-22
- Estimated Expiration
- 2034-10-24
AI Technical Summary
The energy consumption of existing photometers is high, resulting in frequent battery replacement, which cannot meet the needs of long-term self-energy and wireless functions.
The solar panel and battery management module are used for energy management, combined with the transformer module to power the main control microcontroller, and interact with the user page through the wireless network module. The sensor module includes a photometer and a thermometer module, and uses a deep sleep strategy to reduce energy consumption.
It realizes self-energy of the photometer, reduces the frequency of battery replacement, is environmentally friendly and easy to monitor data in real time through the Internet.
Smart Images
Figure CN223138828U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of photometric thermometer manufacturing, in particular to a self-powered wireless photometric thermometer. Background Art
[0002] Currently, the design price of Internet of Things sensors is relatively high. Products based on the Internet need to frequently replace batteries, which affects the user experience.
[0003] If products developed with common development boards generally require high power consumption and consume electricity quickly, using battery power supply cannot meet their long-term self-power supply and wireless function requirements.
[0004] If solar energy is used as the power supply method, it is generally difficult to meet the power consumption requirements of common development boards.
[0005] Therefore, how to use energy consumption reduction strategies to make the photometric thermometer have the characteristics of self-power supply and meet the daily use needs has become a technical problem that needs to be solved urgently by those skilled in the art. Summary of the Utility Model
[0006] In view of the above-mentioned defects of the prior art, the utility model provides a self-powered wireless photometric thermometer, and the achieved purpose is to use energy consumption reduction strategies to make the photometric thermometer have the characteristics of self-power supply, meet the daily use needs, and have application scenarios.
[0007] To achieve the above purpose, the utility model discloses a self-powered wireless photometric thermometer, which includes a solar panel, a battery, and a voltage conversion module respectively connected to a battery management module;
[0008] Both the solar panel and the battery are connected to the battery management module for energy management;
[0009] The electric energy output by the battery management module is supplied to the main control single-chip microcomputer after passing through the voltage conversion module;
[0010] The main control single-chip microcomputer is connected to a sensor module, provides data to a user page through a wireless network module, and receives user instructions;
[0011] The sensor module includes a photometer module and a thermometer module.
[0012] Preferably, the battery management module is a BQ25504 module; the voltage conversion module is a D1 Mini voltage conversion module; the battery is a lithium battery; the main control single-chip microcomputer is an ESP8266 module.
[0013] More preferably, the positive electrode of the solar panel is connected to the PV3 pin of the BQ25504 module, and the negative electrode is connected to the PV4 pin of the BQ25504 module; the positive electrode of the lithium battery is connected to the MPPT5V pin of the BQ25504 module, and the negative electrode is connected to the MPPTGND pin of the BQ25504 module; the D1 pin of the ESP8266 module is connected to the D1 Mini pin of the BQ25504 module, and the D2 pin is connected to the D2 Mini pin of the BQ25504 module.
[0014] More preferably, the photometer module is an INA219 type photometer.
[0015] More preferably, the VCC pin of the INA219 type photometer is connected to the 5V pin of the ESP8266 module, the GND pin is connected to the GND pin of the ESP8266 module, the SCL pin is connected to the D1 pin of the ESP8266 module, and the SDA pin is connected to the D2 pin of the ESP8266 module.
[0016] More preferably, the ESP8266 module is led out from the 3.3V pin and connected to the A0 pin through the thermistor R tmp and the A0 pin is connected out and grounded through a 10kΩ resistor to form the thermometer module.
[0017] Advantages of the present utility model:
[0018] The present utility model can reduce the inconvenience of battery replacement required by the photometric thermometer, reduce battery consumption and be more environmentally friendly, and can monitor data in real time on the web side and the app side, making it easy to view.
[0019] The concept, specific structure and technical effects of the present utility model will be further described below in conjunction with the drawings to fully understand the purpose, features and effects of the present utility model. Description of the Drawings
[0020] Figure 1 The structural schematic diagram of an embodiment of the present utility model is shown.
[0021] Figure 2 The circuit schematic diagram of an embodiment of the present utility model is shown.
[0022] Figure 3 The power consumption schematic diagram of an embodiment of the present utility model is shown.
[0023] Figure 4 The temperature-time schematic diagram of an embodiment of the present utility model is shown.
[0024] Figure 5 The light intensity-time schematic diagram of an embodiment of the present utility model is shown.
[0025] Figure 6 Output form showing an embodiment of the present utility model. Detailed implementation manners
[0026] Embodiment
[0027] As Figures 1 to 3 As shown, the self-powered wireless photometric thermometer includes a solar panel, a battery, and a voltage conversion module respectively connected to a battery management module;
[0028] Both the solar panel and the battery are connected to the battery management module for energy management;
[0029] The electric energy output by the battery management module is supplied to the main control single-chip microcomputer after passing through the voltage conversion module to supply power to the main control single-chip microcomputer;
[0030] The main control single-chip microcomputer is connected to the sensor module and provides data to the user page and receives user instructions through a wireless network module;
[0031] The sensor module includes a photometric module and a thermometer module.
[0032] The present utility model uses a solar panel for photovoltaic power generation and simultaneously serves as a power source and a photometer for self-power supply, and realizes Internet interaction by using various wireless network modules including a wifi module.
[0033] In practical applications, the overall energy consumption can be reduced by adopting a deep sleep strategy.
[0034] In some embodiments, the battery management module is a BQ25504 module; the voltage conversion module is a D1 Mini voltage conversion module; the battery is a lithium battery; the main control single-chip microcomputer is an ESP8266 module.
[0035] In some embodiments, the positive electrode of the solar panel is connected to the PV3 pin of the BQ25504 module, and the negative electrode is connected to the PV4 pin of the BQ25504 module; the positive electrode of the lithium battery is connected to the MPPT5V pin of the BQ25504 module, and the negative electrode is connected to the MPPTGND pin of the BQ25504 module; the D1 pin of the ESP8266 module is connected to the D1 Mini 1 pin of the BQ25504 module, and the D2 pin is connected to the D2Mini2 pin of the BQ25504 module.
[0036] In some embodiments, the photometric module is an INA219 type photometer.
[0037] In some embodiments, the VCC pin of the INA219 type photometer is connected to the 5V pin of the ESP8266 module, the GND pin is connected to the GND pin of the ESP8266 module, the SCL pin is connected to the D1 pin of the ESP8266 module, and the SDA pin is connected to the D2 pin of the ESP8266 module.
[0038] In some embodiments, the ESP8266 module is led out from the 3.3V pin and connected to the A0 pin through the thermistor R tmp The A0 pin is connected out and grounded through a 10kΩ resistor to form a thermometer module.
[0039] In practical applications, the present utility model collects energy through a solar panel, uses a module with the model number BQ25504 as a battery management module to perform MPPT management on the collected energy. When the power generation is sufficient, part of it is used to supply power to the device, and the other part is used to charge the lithium battery; when the power generation is insufficient, the insufficient part of the power supply is supplemented by the lithium battery.
[0040] The power supply is regulated by the D1 Mini voltage conversion module and then connected to the ESP8266 module to ensure its normal operation.
[0041] The INA219 type photometer converts the current generated by the photovoltaic panel voltage into light intensity, detects the temperature through the thermistor R tmp The data is processed, saved and uploaded to the user page through wifi.
[0042] Such as Figures 3 to 6 As shown, in practical applications, the present utility model usually adopts the deep sleep working mode, that is, it works for 15s every 50s and sleeps for 20s to significantly reduce the overall power consumption. The working interval can be set by itself, and this is for illustrative purposes here.
[0043] During data collection, the current and voltage are monitored, the light intensity and temperature data are calculated and stored in the local database.
[0044] When uploading and interacting with the Internet, the calculated data is uploaded to the compiled page through the wifi module to view real-time data and historical data.
[0045] The preferred specific embodiments of the present utility model have been described in detail above. It should be understood that those of ordinary skill in the art can make many modifications and variations according to the concept of the present utility model without creative labor. Therefore, all technical solutions that can be obtained by those skilled in the art in the technical field of the present application based on the concept of the present utility model through logical analysis, reasoning or limited experiments on the basis of the existing technology should be within the protection scope determined by the claims.
Claims
1. Self-powered wireless photometric thermometer; characterized in that, It includes a solar panel, a battery, and a voltage conversion module respectively connected to the battery management module; Both the solar panel and the battery are connected to the battery management module for energy management; The electric energy output by the battery management module is transmitted to the main control single-chip microcomputer through the voltage conversion module to supply power to the main control single-chip microcomputer; The main control single-chip microcomputer is connected to the sensor module and provides data to the user page and receives user instructions through the wireless network module; The sensor module includes a photometer module and a thermometer module.
2. The self-powered wireless photometric thermometer according to claim 1, wherein The battery management module is a BQ25504 module; the voltage conversion module is a D1 Mini voltage conversion module; the battery is a lithium battery; the main control single-chip microcomputer is an ESP8266 module.
3. The self-powered wireless photometric thermometer according to claim 2, wherein The positive electrode of the solar panel is connected to the PV3 pin of the BQ25504 module, and the negative electrode is connected to the PV4 pin of the BQ25504 module; the positive electrode of the lithium battery is connected to the MPPT5V pin of the BQ25504 module, and the negative electrode is connected to the MPPTGND pin of the BQ25504 module; the D1 pin of the ESP8266 module is connected to the D1 Mini pin of the BQ25504 module, and the D2 pin is connected to the D2 Mini pin of the BQ25504 module.
4. The self-powered wireless photometric thermometer according to claim 2, wherein The photometer module is an INA219 type photometer.
5. The self-powered wireless photometric thermometer according to claim 4, characterized in that, The VCC pin of the INA219 type photometer is connected to the 5V pin of the ESP8266 module, the GND pin is connected to the GND pin of the ESP8266 module, the SCL pin is connected to the D1 pin of the ESP8266 module, and the SDA pin is connected to the D2 pin of the ESP8266 module.
6. The self-powered wireless photometric thermometer according to claim 2, characterized in that, The ESP8266 module is led out from the 3.3V pin and is connected to the A0 pin through the thermistor R tmp The A0 pin is led out and grounded through a 10 kΩ resistor to form the thermometer module.