Torsional Highflex Couplings TNR: Flexible Solutions for Heavy Industries

In mechanical systems, couplings play an important role in connecting machine shafts, ensuring smooth and efficient transmission. In addition, for heavy-duty, high-power applications requiring high torque transmission, choosing the right type of coupling contributes to extending engine life. Torsional Highflex Couplings TNR is a type of coupling that meets that requirement, designed for use in internal combustion engines in the oil and gas, cement, compressor, crane and many other heavy industrial fields. The following article will help you better understand Torsional Highflex Couplings TNR.

1. Learn about Torsional Highflex Couplings TNR

Torsional Highflex Couplings TNR is a high-end torsional elastic coupling line designed by Ringfeder, a prestigious brand in the field of industrial transmission. The couplings are characterized by a stiffness suitable for the conditions of the respective drive systems achieved through the combination of compatible elastomer rings.

With their flexible construction and outstanding durability, Torsional Couplings TNR are widely used in heavy-duty industries. All the RINGFEDER^® TNR series couplings are extremely compact in design, can be punctured with simple modifications, and are extremely easy to use during installation and maintenance.

2. Structure and Function Principle of Torsional Highflex Couplings TNR

2.1. Structure

Ringfeder Torsional Couplings TNR couplings use a torsional elastic mechanism, including main parts such as:

- Two main components: Coupling hub (coupling center) and Housing (outer shell) are designed with a special meshing gear system.

- Synthetic rubber and various types of polyurethane with different hardness are used for the elastic TNR coupling buffer.

- Connecting screws ensure rigidity and easy maintenance

2.2. Function principle:

Torsional Couplings TNR operate based on the combination of special gears and elastic buffers. Here is a detailed analysis of the operating mechanism:

- Load reception and dispersion process: the free buffer will be subjected to shear stress to absorb vibration, prevent mechanical shock, then the compressive stress at the nominal torque is converted into heat through the internal friction of the buffer material.

- Vibration reduction: thanks to the elastic material suitable for ambient temperatures from –50 °C to +130 °C., Ringfeder TNR reduces vibration by 40-60% compared to conventional joints.

3. Applications of Torsional Highflex Couplings TNR in Industries

Torsional Highflex Couplings TNR are used in internal combustion engines such as diesel engines and gasoline engines, as well as other machinery and plants:

- Oil and gas and chemical industry: The working environment of this industry has corrosion and high temperatures, Ringfeder TNR is used in air compressors and pumps to ensure the safety of petrochemical refining systems.

- Cement manufacturing industry: In this field, solutions are needed that can cope with potentially very large mechanical and thermal stresses, Ringfeder TNR is used in crushers, conveyors, kilns, and has the effect of reducing shocks from strong impacts.

- Cranes and lifting equipment: Torsional Highflex Couplings TNR is used in cranes and lifting systems to ensure accuracy and safety when lifting heavy equipment.

- Gearbox and transmission system: Ringfeder TNR is used for installation between the gearbox and the engine, protecting the gearbox from sudden overload conditions.

4. Products of Ringfeder TNR series:

- Torsional Highflex Couplings TNR 2424.1 is a single-row torsional highflex coupling with high elasticity for flange-shaft connection, flange connection size according to SAE J 620 d.

- Torsional Highflex Couplings TNR 2424.2 is a double-row torsional highflex with high elasticity for flange-shaft connection, flange connection size according to SAE J 620 d.

- Torsional Highflex Couplings TNR 2425.1 is a highly flexible Single-row torsional highflex for flange-shaft connection system and taper lock bushing, flange size according to SAE J 620 d.

- Torsional Highflex Couplings TNR 2425.2 are Double-row torsional highflex for flange-shaft connection and taper lock bushing systems, flange dimensions according to SAE J 620 d.

- Torsional Highflex Couplings TNR 2428.1 are Single-row torsional highflex for shaft-shaft connection

- Torsional Highflex Couplings TNR 2428.2 are Double-row torsional highflex for shaft-shaft connection.

5. Genuine and reputable supplier of Torsional Highflex Couplings: