Zhejiang VOB Technology Co., Ltd
Zhejiang VOB Technology Co., Ltd is one of the powerful Truck Disc Spring Brake Chambers Manufacturers and trailer disc brake chambers Factory, our company was built on the basis of Dongshan Auto Parts Factory in 1990 and owns Zhuji Dongshen Auto Parts Factory, Shanghai Fuao Auto Parts Co., Ltd., Dongshen fuel supply station, and Dongshen motor Transportation Team. Operating brands:SHANGHAl FUAO,FAQP world-renowned market, the series of bus faqp Brake Chambers in Asia and Europe, the Middle East, the Americas market, with foreign countries and many well-knownbridge factory for many years. our factory covers an area of 40 acres, covers an area of 26666 square meters, points including stamping, diecasting, CNC finishing, assembly workshop. Company comprehensive practice of modern enterprisemanagement system, through the ISO/TS 16949 quality management certification, the height of productioninformation, our company in good faith for the purpose of win-win, innovationbeyond, to become the leader of the industry!

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Industry Knowledge Extension

Disc spring brake chambers are a type of brake chamber that are used in the braking systems of heavy-duty vehicles such as trucks, buses, and trailers. They are called "disc spring" brake chambers because they use a disc spring, also known as a Belleville spring, to generate the braking force.
In a disc spring brake chamber, the disc spring is used to push a rod or piston out of the brake chamber, which in turn activates the brakes. When the brakes are applied, the disc spring is compressed, which generates the force needed to actuate the brakes. When the brakes are released, the disc spring expands, allowing the brakes to relax.
Disc spring brake chambers are designed to be more compact and lightweight than other types of brake chambers, and they are often used on the rear wheels of heavy-duty vehicles where space is limited. They are also relatively simple in design and easy to maintain, making them a popular choice for use in commercial vehicles.
Truck disc spring brake chambers are mechanical components used in heavy-duty vehicles to control the brake system. They consist of a disc spring, which provides the force needed to activate the brakes, and a chamber that houses the disc spring and other components such as a piston and push rod. The brake chamber works by converting the pressure from the air brake system into mechanical force that is applied to the brakes. Disc spring brake chambers are commonly used in commercial trucks, trailers, and buses, as they provide consistent and reliable braking performance.
What is the purpose of the spring brake chamber? What is its working principle?
The purpose of a spring brake chamber is to act as a safety device on commercial vehicles to hold the vehicle in place in case of a failure in the air brake system.
The working principle of a spring brake chamber is based on a set of springs and a diaphragm inside the chamber. When air pressure is applied to the chamber, it pushes against the diaphragm and compresses the springs. When air pressure is released, the springs expand and push against the diaphragm, which in turn pushes the brake shoes against the drum, applying the brakes. In case of a loss of air pressure, the springs in the chamber will automatically expand, applying the brakes and stopping the vehicle.
Why does the truck make a sound of deflation before starting?
A truck makes a sound of deflation before starting because of the automatic slack adjusters on its brakes. When the brakes are applied, the slack adjusters tighten the brakes to prevent the truck from rolling. When the truck is turned off, the pressure in the brake system is released and the brakes relax, causing the automatic slack adjusters to loosen. This creates a hissing sound as air escapes from the brake chambers. The sound of deflation serves as a reminder to the driver to check the brakes and ensure they are properly adjusted before driving.