A temperature and humidity brightness testing device

Abstract

The utility model provides a temperature and humidity brightness's testing arrangement relates to testing arrangement field. Temperature and humidity brightness's testing arrangement, including PCB board, be provided with power supply part, switch control, main control part, BLE part, thermistor sensor, hygroscopic medium resistance sensor, photosensitive resistance sensor and LED lamp display on the PCB board. Temperature and humidity brightness's testing arrangement, through power supply part provides power supply for main control part through switch control, provides pull -up resistance voltage for thermistor sensor, hygroscopic medium resistance sensor and photosensitive resistance sensor, thermistor sensor, hygroscopic medium resistance sensor, photosensitive resistance sensor are all resistance type sensor, and resistance value is converted into voltage signal through circuit, and voltage signal is connected to the ADC module of main control part respectively, and main control part timing gathers voltage value, calculates temperature, humidity, luminosity data, and the BLE part is connected to the main control part, and the device provides bluetooth function.

Description

Technical Field

[0001] This utility model relates to the field of testing device technology, specifically a testing device for temperature, humidity and brightness. Background Technology

[0002] Existing testing devices for temperature, humidity, and light intensity mostly output data via displays, requiring human intervention. However, with rapid societal development and the increasing sophistication of smart devices, the demand for automated environmental data collection is more urgent. General electronic products and devices often lack temperature, humidity, and light intensity monitoring capabilities, or are inconvenient to use in specific environments. Therefore, it is necessary to address these issues by providing an extended temperature, humidity, and light intensity testing device that connects wirelessly to electronic products and devices via BLE, thereby expanding their functionality. Utility Model Content

[0003] The purpose of this invention is to provide a temperature, humidity, and light intensity testing device that connects wirelessly to electronic products and equipment via BLE, enabling these products and equipment to perform temperature, humidity, and light intensity testing functions.

[0004] Technical solution To achieve the above objectives, this utility model is implemented through the following technical solution: a temperature, humidity and brightness testing device, including a PCB board, wherein the PCB board is provided with a power supply section, a switch control section, a main control section, a BLE section, a thermistor sensor, a moisture-absorbing medium resistance sensor, a photoresistor sensor and an LED display.

[0005] Furthermore, the main control unit uses Ambiq's Apollo3Blue chip to achieve an ultra-low power consumption solution.

[0006] Furthermore, the power supply consists of a button battery and a DC-DC circuit, which, combined with an ultra-low power consumption solution, can provide a battery life of more than six months.

[0007] Furthermore, the BLE component includes a 32MHz crystal oscillator and RF antenna required for Bluetooth, enabling Bluetooth BLE Beacon functionality. BLE connects electronic products and devices, facilitating the expansion of their functions. Data transmission via BLE Beacon allows one device to communicate with multiple electronic products and devices, or multiple devices to communicate with one electronic product or device, further enhancing the functionality of electronic products and devices.

[0008] Furthermore, the thermistor sensor is connected to the ADC module of the main control unit, using a resistive sensor to ensure data accuracy and stability.

[0009] Furthermore, the moisture-absorbing medium resistance sensor is connected to the ADC module of the main control unit, using a resistive sensor to ensure data accuracy and stability.

[0010] Furthermore, the photoresistor sensor is connected to the ADC module of the main control unit, using a resistive sensor to ensure data accuracy and stability.

[0011] This invention provides a testing device for temperature, humidity, and brightness. It has the following beneficial effects: This temperature, humidity, and light intensity testing device supplies power to the main control unit via a switch in the power supply section. This power supply provides pull-up resistor voltages to the thermistor, hygroscopic medium resistance sensor, and photoresistor sensor. These sensors are all resistive sensors, and the circuit converts the resistance value into a voltage signal. This voltage signal is then connected to the ADC module of the main control unit. The main control unit periodically collects the voltage values ​​and calculates the temperature, humidity, and light intensity data. The BLE section is connected to the main control unit, providing Bluetooth functionality. The main control unit implements BLE Beacon functionality, transmitting temperature, humidity, and light intensity data via BLE Beacon. This function allows one device to communicate with multiple electronic products and devices, or multiple devices to communicate with one electronic product or device. Attached Figure Description

[0012] Figure 1 This is a schematic diagram of the structure of this utility model.

[0013] The components include: 1. PCB board, 2. Power supply section, 3. Switch control, 4. Main control section, 5. BLE section, 6. Thermistor sensor, 7. Moisture-absorbing medium resistance sensor, 8. Photoresistor sensor, and 9. LED display. Detailed Implementation

[0014] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.

[0015] Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain the present invention, and should not be construed as limiting the present invention.

[0016] In the description of this utility model, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.

[0017] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "joining," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0018] like Figure 1 As shown, this utility model embodiment provides a temperature, humidity and brightness testing device, including a PCB board 1. The PCB board 1 is provided with a power supply part 2, a switch control part 3, a main control part 4, a BLE part 5, a thermistor sensor 6, a moisture-absorbing medium resistance sensor 7, a photoresistor sensor 8 and an LED display 9.

[0019] Power supply section 2 provides power to main control section 4 via switch control 3, providing pull-up resistor voltage to thermistor sensor 6, hygroscopic medium resistance sensor 7, and photoresistor sensor 8. Thermistor sensor 6, hygroscopic medium resistance sensor 7, and photoresistor sensor 8 are all resistive sensors. The circuit converts the resistance value into a voltage signal, which is then connected to the ADC module of main control section 4. Main control section 4 periodically collects the voltage value and calculates temperature, humidity, and light intensity data. The BLE section is connected to main control section 4 to provide Bluetooth functionality for the device. Main control section 4 implements BLE Beacon functionality, transmitting temperature, humidity, and light intensity data via BLE Beacon. This function enables communication between one device and multiple electronic products and devices, or between multiple devices and one electronic product and device.

[0020] In use, the device is provided with different functional shells to adapt to different application scenarios. The device is placed in the environment where temperature, humidity, and light parameters need to be tested. Temperature, humidity, and light data can be viewed remotely through a mobile phone or other electronic devices. It is suitable for testing environments where it is inconvenient for personnel to enter, for situations where there are multiple test points within the test range, and for building systems that require temperature, humidity, and light data. BLE Beacon is based on connectionless communication. Mobile phones or other electronic devices do not need to be connected to the device. They can directly receive data as long as they enter the Bluetooth communication range of the device.

[0021] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A testing device for temperature, humidity, and brightness, comprising a PCB board (1), characterized in that: The PCB (1) is provided with a power supply section (2), a switch control section (3), a main control section (4), a BLE section (5), a thermistor sensor (6), a moisture-absorbing medium resistance sensor (7), a photoresistor sensor (8), and an LED light display (9).

2. The temperature, humidity, and brightness testing device according to claim 1, characterized in that: The main control chip used in the main control section (4) is Ambiq's Apollo3Blue chip.

3. The temperature, humidity, and brightness testing device according to claim 1, characterized in that: The power supply section (2) consists of a button battery and a DC-DC circuit.

4. The temperature, humidity, and brightness testing device according to claim 1, characterized in that: The BLE part (5) is the 32M crystal oscillator and RF antenna required for Bluetooth.

5. The temperature, humidity, and brightness testing device according to claim 1, characterized in that: The thermistor sensor (6) is connected to the ADC module of the main control unit (4).

6. The temperature, humidity, and brightness testing device according to claim 1, characterized in that: The moisture-absorbing medium resistance sensor (7) is connected to the ADC module of the main control unit (4).

7. The temperature, humidity, and brightness testing device according to claim 1, characterized in that: The photoresistor sensor (8) is connected to the ADC module of the main control unit (4).

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