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Why choose our Fiber Optic Rotary Joints?

Aug 29, 2023

1
Products Description

 

7556MMRotaryPatchCable3

1. Fibre optic rotary joints (FORJs) for maximum data rates. Light waves are the fastest and lowest-loss form of data transmission available. The international designation for the fiber optic slip ring is "FORJ". This means "Fiber Optic Rotary Joints". In addition, fibre optic cables have numerous other advantages.

2. Optical fibers can be laid in bundles. Any signal introduced is reliably passed through without affecting the neighbouring strands. They can also be laid next to power lines without any problems. Optical fibres are insensitive to magnetic fields of any kind. Since they are based on a different physical principle than power cables, fibre optic cables require neither earthing nor galvanic isolation. They do not conduct electricity and connot cause fires. They are practically insensitive to unwanted eavesdroppers.

3. One disadvantage of fiber optic cables is their complex assembly. Interruptions quickly reduce the transmission rate and speed of these data carriers. Until now, this was especially true for complicated transitions, such as from a stationary to a rotating conductor. We have solved these problems with our new fibre optic

2
Product Parameter

 

Electrical Specifications Mechanical Specifications
Item Value Item Value
Number of Rings 2~80 Count of Fibers 1-8 optical fibres
Nominal Current 5-10A per ring Rotation Speed 0-1000 rpm
Max. Working Voltage 440VAC/DC Contact Material Gold-Gold
Voltage Withstand ≥550V @50Hz Cable Length Typ.300mm (rotor/stator)
Electrial Noise Max 10mΩ Casing Material Aluminium
Isolation Resistance ≥1000mΩ @500 VDC Protection Class Ip51 (higher on request)
    Working Temperature -30ºC~ +80ºC

 

3
Feature

 

1. Reliable signal transmission without interference.
2. Insensitive to electromagnetic interference.
3. No earthing or galvanic isolation necessary.
4. Totally harmless.
5. Extremely high security against eavesdropping.
6. Very high ranges without intermediate amplification.
7. Very high transmission rates.

 

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4
operating Principle

 

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FORJs enable the transfer of optical signals across rotating interfaces while maintaining signal integrity and minimizing losses. These joints consist of precision-aligned optical fibers, couplers, and optoelectronic components such as lenses or prisms. The optical signals are coupled into the transmitting fiber, traverse the rotating interface via a collimated beam, and are then coupled into the receiving fiber on the other side. Specialized designs allow for continuous rotation, minimizing signal loss and maintaining low insertion loss and low cross-talk between channels.

5
Design Considerations

The design of FORJs requires careful consideration of various factors, including rotational speed, number of optical channels, wavelength range, insertion loss, return loss, size, mechanical robustness, and environmental conditions. Different designs, such as single channel, multi-channel, or hybrid electrical-optical designs, can be employed based on the specific application requirements. Optimal alignment mechanisms, materials with low optical losses, and advanced sealing techniques are crucial for ensuring long-term reliability and performance.

6
Advancement and Application
OIP 1
Advancements in FORJs have focused on improving their reliability, rotational speed capabilities, channel density, and signal quality. Innovations in precision machining and alignment techniques have led to the development of high-speed FORJs capable of transmitting data at rates exceeding hundreds of gigabits per second. Reduced insertion loss, improved return loss, and enhanced optical coupling efficiency have been achieved through advanced fiber alignment and anti-reflection coating technologies. Additionally, the integration of micro-optomechanical systems (MOMS) and nanotechnology has enabled miniaturization and increased functionality in FORJs.
OIP
                        1.Aircraft construction
                        2. Drone construction
                        3. Shipbuilding
                        4. Surveillance technology
                        5. Vehicle constructionIn all areas, fibre optic cables and their additional components convince with low weight, excellent technical fire protection, eavesdropping security, high data rates and long transmission paths without additional amplifiers. Especially in shipbuilding and aircraft contruction, the increased use of fibre optic cables and their matching slip rings provide a significant plus in operational safety.
7
Benefit and Future Prospect

The utilization of fibre optic rotary joints offers several benefits, including uninterrupted data transmission, reduced signal degradation, increased system reliability, and improved overall performance. These joints eliminate the need for slip rings or other mechanical contacts that can introduce wear, electromagnetic interference, or signal loss. Future prospects involve further advancements in miniature and low-loss designs, integration with other components such as electrical slip rings, and compatibility with emerging technologies such as space-based communication networks and 5G wireless systems.

8
Conclusion

Fiber optic rotary joints are essential components in optical communication systems, enabling the seamless and reliable transmission of high-speed data signals across rotating interfaces. This paper has provided an overview of their operational principles, design considerations, advancements, and applications. By understanding the significance of fibre optic rotary joints, engineers and researchers can continue to innovate and develop solutions that ensure uninterrupted and high-quality optical communication in rotating systems across various industries.

9
Guanantee

WARRANTY PERIOD:
The warranty period of the product is twelve (12) months.

SCOPE OF WARRANTY:
The company guarantees that the product is free of any material and manufacturing defects during the warranty period. If the product fails under normal use during the warranty period, it is natural damage (non-human factor damage), the company's product or the company's agent product enjoys free replacement of new products or good products, a component repair or replacement during the warranty period Repair service.
Free maintenance of the product warranty period. The warranty period of parts and accessories that have been replaced by our company will not be extended due to free maintenance. During the warranty period, if the fault cannot be repaired due to the shortage of product parts, or the product is discontinued or out of stock, the company can replace the models with the same specification or higher level after the customer agrees to replace, and the price difference will be charged at the discretion of the customer.

10
Company profile

 

 

20240422104007

 

Our highly trained design engineers and manufacturing personnel can handle both standard and custom products to meet your needs. Our in house design, manufacturing, inspection and quality control capabilities allow fast response to customer requirements.

Our standard delivery time is only half of the average western supplier's standard delivery time.

Our microwave measurement capability up to 60GHz makes us the best choice for the design and manufacturing of your components.

 

We implement TQM (Total Quality System) and SOP (Standard Operation Procedure) with ISO 9001:2017 certification, which assures WinFine Telecom's strong commitment to quality standards and customer satisfaction. We are confident we offer well-engineered, high quality products at globally competitive prices. Our mission is to satisfy our customers by providing timely and cost effective solutions without compromising quality, performance and delivery.

 

Tel:86 18089298725

Address:RM1715,Building D,Haibo Square,Fengcheng 9 Road, Weiyang district,Xi'an City,China.

Email:sunny_ma@winfinecom.com