Semi trailer parts detailed explanation: understand its key components

Semitrailer is a common freight vehicle, which is composed of two parts: tractor and trailer. In order to ensure the normal operation and driving safety of the semi-trailer, it is important to understand the composition and function of its parts. This article will provide a detailed analysis of the key components of the semi-trailer to help you better understand and maintain the semi-trailer.

First, the tractor part

Engine: The engine, as the heart of the tractor, is responsible for providing power and driving the vehicle.

Transmission: The transmission is used to adjust the torque and speed of the engine output to adapt to different driving conditions.

Drive axle: The drive axle transfers the power of the engine to the wheels to realize the drive of the vehicle.

Suspension system: The suspension system is used to alleviate the impact of uneven roads and ensure the stability and comfort of the vehicle.

Steering system: The steering system enables the driver to control the direction of the vehicle and ensure safe driving.

Brake system: The brake system is used to slow down or stop the vehicle and is a critical part of vehicle safety.

Second, trailer part

Frame: The frame is the skeleton of the trailer, which bears the weight and load of the entire trailer.

Carriage: Carriage is used for loading goods, according to different uses, can be divided into flat carriage, container carriage and so on.

Trailer frame: The trailer frame is used to connect the trailer and the tractor to transmit the power and torque of the tractor.

Suspension device: The suspension device enables the trailer to adapt to the uneven road and ensure the stability and comfort of driving.

Steering system: The trailer steering system enables the trailer to steer independently and improve driving flexibility.

Braking system: The trailer braking system is used to slow down or stop to ensure driving safety.

There are many parts of a semi-trailer, and understanding its key components is crucial to maintaining the vehicle and ensuring driving safety. Through the detailed explanation of this article, I hope to let you have a deeper understanding of the parts of the semi-trailer, so as to better deal with the various problems that may occur in the use of the semi-trailer.