一种基于霍尔传感器的电气火灾监控与雷电计数装置
By integrating Hall effect sensors and lightning counters, along with microcontrollers and communication modules, the problems of slow detection accuracy and response speed in electrical fire monitoring devices are solved. This results in an efficient integrated device for electrical fire monitoring and lightning counting, providing real-time data transmission and alarm functions to ensure the safety and reliability of electrical systems.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- 安锦源科技(天津)有限公司
- Filing Date
- 2025-05-30
- Publication Date
- 2026-07-17
AI Technical Summary
Existing electrical fire monitoring devices have low detection accuracy and slow response speed. Lightning counters have limited functionality and cannot work in conjunction with electrical fire monitoring. There is a lack of integrated electrical fire monitoring and lightning counting devices.
The integrated system consists of Hall sensors, an electrical fire module, a lightning counter, and a microcontroller. It utilizes a closed-loop Hall current sensor to improve the accuracy and response speed of leakage current detection, combines a current transformer and a temperature sensor to monitor the status of electrical circuits, uses a lightning detection circuit based on the principle of electric field induction to count the number of lightning strikes, and performs comprehensive analysis through the microcontroller and transmits data through the communication module.
It achieves high-precision and rapid electrical fire monitoring and lightning counting, provides real-time data transmission and alarm functions, and ensures the safety and reliability of electrical systems.
Smart Images
Figure CN224519380U_ABST
Abstract
Claims
1. A Hall sensor based electrical fire monitoring and lightning counting device, characterized by: It includes a Hall sensor (1), an electrical fire module (2), a lightning counter (3), and a microcontroller (4). The Hall sensor (1) is used to detect leakage current signals in the circuit. The output terminal of the Hall sensor (1) is connected to the first input terminal of the microcontroller (4). The electrical fire module (2) is used to comprehensively monitor the operating status of electrical circuits. The electrical fire module (2) has monitoring modules for current and temperature parameters. The output terminal of the electrical fire module (2) is connected to the second input terminal of the microcontroller (4). The lightning counter (3) is used to count the number of lightning strikes. The output of the lightning counter (3) is connected to the third input of the microcontroller (4). The microcontroller (4) is used to comprehensively process and analyze the leakage current signal transmitted from the Hall sensor (1), the electrical operation status signal transmitted from the electrical fire module (2), and the lightning counting signal transmitted from the lightning counter (3).
2. A Hall sensor based electrical fire monitoring and lightning counting device as claimed in claim 1, wherein: The Hall sensor (1) is a closed-loop Hall current sensor, which contains a Hall element, an amplifier, and a feedback winding.
3. A Hall sensor based electrical fire monitoring and lightning counting device as claimed in claim 2, wherein: The electrical fire module (2) includes a current transformer (21), a temperature sensor (22), and a signal conditioning circuit (23). The current transformer (21) is mounted on the electrical circuit. The current signal output by the current transformer (21) is converted into a voltage signal by a resistor and then amplified and filtered by the conditioning circuit (23). The temperature sensor (22) is a thermistor or a thermocouple.
4. A Hall sensor based electrical fire monitoring and lightning counting device as claimed in claim 3, wherein: The lightning counter (3) adopts a lightning detection circuit based on the principle of electric field induction. The lightning detection circuit consists of an induction electrode, an amplifier, and a shaping circuit.
5. A Hall sensor based electrical fire monitoring and lightning counting device as claimed in claim 4, wherein: The device also includes a communication module (5), which is connected to the microcontroller (4) and uses an RS485 communication interface.
6. A Hall sensor based electrical fire monitoring and lightning counting device as claimed in claim 5, wherein: The device also includes an alarm module (6), which is connected to the microcontroller (4). The alarm module (6) consists of a buzzer and an LED indicator.