The structure of rubber joints:

Rubber joints, also known as rubber expansion joints or flexible rubber connectors, are widely used in piping systems to absorb movement, reduce vibration, and compensate for pipe misalignment. These joints are made of high-quality rubber materials such as natural rubber, EPDM, neoprene, or nitrile, which offer excellent elasticity and resistance to various chemicals and temperatures.
The basic structure of a rubber joint consists of an inner rubber tube, reinforced by multiple layers of fabric and covered by an outer rubber cover. The inner rubber tube is designed to withstand the internal pressure and fluid flow, while the fabric layers provide reinforcement and support for the tube. The outer rubber cover serves as a protective layer, ensuring the durability and longevity of the joint.
Additionally, rubber joints are equipped with metal flanges or threaded connections at each end, which are used to connect the joint to the piping system. These connections are crucial for ensuring a secure and leak-free installation.
Rubber joints are available in various designs and configurations to suit different applications. For instance, single sphere rubber joints consist of a single flexible sphere, which allows for axial, lateral, and angular movement. On the other hand, double sphere rubber joints feature two interconnected spheres, providing even greater flexibility and movement absorption.
In addition to their standard designs, there are also specialized rubber joints with additional features such as control units for flow and pressure control, reducing movements in certain directions, and noise reduction.
Overall, the structure of rubber joints is designed to provide flexibility, resilience, and durability in piping systems, making them essential components for addressing movement, vibration, and misalignment challenges in various industrial applications.