What are the functions of piston sealing rings?

The piston sealing ring is an important sealing component between the piston and the cylinder, which can isolate the high-pressure gas inside the cylinder from the ambient air, ensuring the normal operation of the internal combustion engine. The piston sealing ring is widely used in fields such as automobiles, machinery, and heavy industry. Let's now understand the function of piston sealing rings.

1. Sealing effect
The piston sealing ring is one of the most important sealing components in internal combustion engines. Its main function is to fix the gas in the cylinder in the combustion chamber, ensuring its normal combustion and maximum power output. If the seal is not tight, gas will leak out of the cylinder, affecting power output and wasting fuel, resulting in low energy efficiency.

2. Shock-absorbing effect
The piston sealing ring can also provide shock absorption. Internal combustion engines generate significant vibrations and impacts during operation. Without the cushioning effect of sealing rings, the piston will wear faster and even damage other mechanical components, thereby increasing the cost of machine maintenance.

3. Protecting the environment
The piston sealing ring can compress the emissions back into the cylinder, thus also playing a role in protecting the environment. The emissions are isolated inside the cylinder to prevent further diffusion, thereby reducing air pollution and health hazards.

4. Reduce emissions
The sealing performance of the piston sealing ring has a direct impact on minimizing the emissions of "three wastes" during engine operation. Its sealing performance is the key factor affecting engine emissions, so the piston sealing ring must not be worn out. If it needs to be replaced, it should be replaced in a timely manner.

In summary, piston sealing rings, as an important component of internal combustion engines, have a significant impact on the performance and lifespan of the engine. Therefore, we need to strengthen the maintenance and upkeep of the engine when using the vehicle, replace worn piston seals in a timely manner, and ensure the optimal performance of the engine during operation.