Industry News
Analysis of Multiple Safety Protection Technologies for Heaters
- ReleaseTime: 2025-02-18
In the cold winter, heaters become a powerful helper for people to resist the extreme cold. However, with the widespread use of heaters, their safety issues have also received increasing attention. In order to ensure the safety of users, major brands have equipped heaters with multiple safety protection technologies, which are like sturdy shields, safeguarding users' warm lives.
1、 The working principle of common security protection technologies
Dumping power-off technology
Tilting off power is a basic and practical safety technology in heaters. Its working principle is mainly based on gravity switches. When the heater is placed upright normally, the metal ball or pendulum inside the gravity switch is in the normal position, the circuit is in a connected state, and the heater can work normally. Once the heater tilts, the metal ball or pendulum inside the gravity switch will shift due to gravity, triggering the switch action and cutting off the circuit. In this way, even if the heater is tilted, it will not continue to generate electricity and heat, effectively avoiding safety accidents such as fires caused by the tilting of the heater. For example, many common small solar heaters are equipped with a tilting power-off function, which can quickly cut off the power when it is accidentally knocked over, ensuring safety.
Overheating protection technology
Overheating protection technology is the key to preventing heater malfunctions or dangers caused by overheating. Usually, temperature sensors such as bimetallic thermostats are installed inside the heater. When the heater is working, the temperature sensor will monitor the temperature inside the heater in real time. Once the temperature exceeds the set safety threshold, the bimetallic strip will deform due to different degrees of thermal expansion, thereby disconnecting the circuit. Taking the oil heater as an example, if the internal oil temperature is too high due to poor heat dissipation during long-term use, the overheat protection device will activate, cut off the power supply, and prevent the oil heater from being damaged due to high temperature, even causing a fire.
Leakage protection technology
Leakage protection is crucial for ensuring the personal safety of users. Leakage protection technology is generally implemented through leakage protectors, and its working principle is based on Kirchhoff's current law. Under normal circumstances, the current flowing into the heater is equal in magnitude and opposite in direction to the current flowing out. When a leakage occurs, a portion of the current will flow into the ground through the human body or other pathways, resulting in a difference between the incoming and outgoing currents. After detecting this current difference, the leakage protector will quickly cut off the circuit to prevent the leakage current from causing harm to the human body. Many heaters with metal casings, such as some warm air heaters, are equipped with leakage protection devices to ensure that the power can be cut off in a timely manner in case of leakage.
2、 The Importance of Security Protection Technology
Preventing fire accidents
Fire is one of the most serious safety hazards during the use of heaters. The technology of dumping power outage and overheating protection can effectively reduce the probability of fire occurrence. If the heater continues to operate after tipping, its heating components may come into contact with flammable materials, causing a fire. Overheating protection can prevent internal circuit aging, short circuits, and other issues caused by prolonged high-temperature operation of the heater, which can lead to fires.
Ensure personal safety
Leakage protection technology is directly related to the personal safety of users. When using a heater, if there is a leakage, the human body will be electrocuted once it comes into contact with the live parts. The leakage protection device can cut off the power supply in a very short time, minimizing the harm of leakage current to the human body. In addition, overheating protection can also prevent users from getting burned due to contact with the overheated surface of the heater during use.
3、 Innovation and differences in safety technology among different brands of heaters
Innovative Technology
Some well-known brands are constantly innovating in security technology. For example, some brands have launched intelligent security protection systems that not only integrate traditional security protection technologies, but also achieve real-time monitoring and analysis of the working status of heaters through intelligent chips. When an abnormal situation is detected, the system will automatically issue an alarm and take corresponding protective measures. Some brands also use fire-resistant and flame-retardant materials to make the outer shell and internal components of the heater, further improving the fire resistance of the product.
Differences reflected
There are certain differences in the application and implementation of security technology among different brands. In terms of tilting power-off technology, some brands of gravity switches have faster response times and can quickly cut off power when the heater tilts; Some brands optimize the stability and reliability of gravity switches to reduce the occurrence of misoperations. In terms of overheating protection, the safety temperature threshold set by different brands may vary. Some high-end brands have temperature sensors with higher accuracy, which can control the temperature more accurately.
4、 The direction of upgrading security technology
Intelligence and automation
In the future, the safety technology of heaters will develop towards intelligence and automation. By combining with IoT technology, heaters can achieve remote monitoring and intelligent control. For example, users can monitor the working status of the heater in real-time through a mobile app. Once an abnormal situation is detected, the system will automatically send an alert message to the user and remotely cut off the power. Meanwhile, intelligent security systems can automatically adjust security protection policies based on users' usage habits and environmental changes.
Multi technology integration
The deep integration of multiple security protection technologies is also a future development trend. For example, by combining overheating protection with leakage protection technology, when overheating or leakage is detected, the system can take multiple protective measures simultaneously, further improving safety. In addition, safety technology can be combined with energy-saving technology, health technology, etc. to develop safer, more efficient, and healthier heater products.
The multiple safety protection technologies of the heater are the key to ensuring user safety during use. Understanding the working principles and importance of these technologies, as well as the innovation and differences in safety technology among different brands, can help users choose safer and more reliable heater products. With the continuous upgrading and innovation of security technology, we believe that future heaters will not only provide warmth, but also bring users a more reassuring user experience.
