CN208636481U - A kind of optical cable and cable assembly - Google Patents

Abstract

The utility model discloses a kind of optical cables, comprising: the first tight tube fiber；The first buffer layer being enclosed on first tight tube fiber；And the first inner sheath outside the first buffer layer；Second tight tube fiber, the second buffer layer being enclosed on second tight tube fiber；And the second inner sheath outside the second buffer layer；Surround the oversheath of the first and second inner sheaths；Aramid fiber is equipped at the first inner sheath and the second inner sheath adjacent segment enhances core；Packing material is full of between first inner sheath, the second inner sheath, aramid fiber enhancing core and oversheath.The optical cable and component adapt to 5G network, have excellent transmission performance, structure is simple, system is stable.

Description

A kind of optical cable and cable assembly

Technical field

The utility model relates to a kind of optical cable more particularly to a kind of high-intensitive strength member optical cables and cable assembly.

Background technique

It with the arrival of 5G network, needs to increase the transmission performance of optical cable, cable assembly and network components, and needs more preferable Operability and flexibility.Traditional optical cable, cable assembly, connector and other network components structures is usually contained therein Optical fiber physical characteristic limitation.That is, the physical structure and performance of usually optical fiber define modular construction, also limit Manufacture the relevant technique of the component.

Moreover, because the main ingredient of cable core optical fiber be high-purity quartz glass, stretch-proof, anti-complications physical property Very fragile, ordinary optical cable is bent or is squeezed in using installation process, and transmission performance is be easy to cause to deteriorate.Can even it go out The case where showing the fibercuts in sheath.

And in order to adapt to 5G network, improving bandwidth reduces the bit error rate, guarantees the stabilization of system, needs to take certain measure The improvement to optical cable is protected and reinforced to optical cable, guarantees the long-term unimpeded and reliability of communication network, and needs to develop It performs better than, is more flexible, firm and durable component.

Utility model content

Aiming at the above defects or improvement requirements of the prior art, the utility model provides kind with SFP optical module connector Optical cable, the optical cable adapt to 5G network, have excellent transmission performance, structure is simple, system is stable.

Technical solutions adopted by the utility model to solve the above technical problems are as follows:

A kind of optical cable, comprising:

First tight tube fiber；The first buffer layer being enclosed on first tight tube fiber；And in first buffering The first inner sheath outside layer；

Second tight tube fiber, the second buffer layer being enclosed on second tight tube fiber；And in second buffering The second inner sheath outside layer；

Surround the oversheath of the first and second inner sheaths；

Aramid fiber is equipped at the first inner sheath and the second inner sheath adjacent segment enhances core；

Packing material is full of between first inner sheath, the second inner sheath, aramid fiber enhancing core and oversheath.

Specifically, first tight tube fiber and the second tight tube fiber are microstructured bend performance optical fibers, core diameter is 50μm。

Specifically, the first buffer layer and second buffer layer are aramid fiber material.

Specifically, first inner sheath and the tangent contact of the second inner sheath, the aramid fiber enhancing core is at " butterfly-shaped " Symmetrically it is filled in the two sides between the first inner sheath and the second inner sheath.

Specifically, first tight tube fiber and the second tight tube fiber are using PVC or the hard-pressed bale material of low smoke and zero halogen plastics Material, hard-pressed bale layer outer diameter are 0.6mm.

Specifically, wherein the first inner sheath and the second inner sheath are flexible PVC material, outer diameter 1.6mm.

Specifically, wherein oversheath is TPU material.

Specifically, the overall diameter dimensions of the optical cable are 4.8mm.

Specifically, further including the SFP+ optical module connector being attached on the optical cable.

Compared with prior art, the utility model has the beneficial effects that:

The non-metal reinforced layer of " butterfly-shaped " is made of high-strength flexible aramid fiber, provides stretching resistance to entire cable core Effect.Isolated area can also be formed in cable interior space, the first, second tight tube fiber is located at respectively corresponding Space do not interfere with each other, effectively optical fiber is prevented to be extruded in production and construction and brings additional optical transmission loss.This is practical Novel cable assembly can be used for 5G network, save the link of photoelectric conversion, improve bandwidth, reduce the bit error rate, structure letter Single, system is stablized.

Detailed description of the invention

Fig. 1 is cable cross-section structural schematic diagram；

Fig. 2 is the cable assembly overall structure diagram with optical connector.

Specific embodiment

In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain The utility model is not used to limit the utility model.In addition, institute in the various embodiments of the present invention described below The technical characteristic being related to can be combined with each other as long as they do not conflict with each other.

Fig. 1 is the cable cross-section schematic diagram of the utility model, tight including the first symmetrical tight tube fiber 11 and second Unjacketed optical fiber 12, the first tight tube fiber 11 and the second tight tube fiber 12 are microstructured bend performance optical fibers, and core diameter is 50 μm.The One tight tube fiber 11 and the second tight tube fiber 12 have hard-pressed bale layer 21 and 22, and hard-pressed bale layer 21 and 22 is PVC or low smoke and zero halogen is moulded Material.Hard-pressed bale layer outer diameter is 0.6mm.Optical fiber coloring is distinguished by hard-pressed bale material simultaneously.Have first, outside hard-pressed bale layer Two buffer layers 31 and 32, first buffer layer 31 and second buffer layer 32 are aramid fiber material.It is outside the first, second buffer layer One, the second inner sheath 41 and 42, the first inner sheath 41 and the second inner sheath 42 are flexible PVC material, outer diameter 1.6mm. Oversheath 7 surrounds the first, second inner sheath 41 and 42.Oversheath 7 is TPU material, and the overall diameter dimensions of optical cable are 4.8mm. Between the first inner sheath, the second inner sheath and oversheath be loose tube structure 5, be full of packing material, in order to release at The inherent straines such as the torsion generated when cable improve the performances such as microcosmic loss and the macroscopic view loss of optical cable.The material of any appropriate type Material is used equally for loose tube structure 5, as polyurethane (PU), polyvinyl chloride (PVC), polyethylene (PE), polypropylene (PP), UV are curable Material etc. depends on desired structure and characteristic.Also there is non-woven fabrics 6 in oversheath internal layer.

Aramid fiber enhancing core 8, shield in first are additionally provided at 42 adjacent segment of the first inner sheath 41 and the second inner sheath Set and the tangent contact of the second inner sheath, aramid fiber enhancing core 8 are symmetrically filled in the first inner sheath 41 and second at " butterfly-shaped " Two sides between sheath 42.

Fig. 2 is the cable assembly overall structure diagram with optical connector of the utility model comprising optical cable 100 and light Modular connector 200.Cable assembly entire length is 25m.Its both ends is SFP+ optical module connector.Optical cable and SFP+ connector It is fixedly connected, is not readily separated.

Due to the application of the above technical scheme, the utility model has the advantage that this is practical new compared with prior art A kind of ultrahigh strength reinforcement core optical cable of type scheme has bending radius small, resistant to collapsing, the fiber optic cable manufacture applied to small size In, tensile resistence is two times of aramid fiber material reinforcing core member, and specific gravity is small, and weight is slim and graceful, counter-bending resistant to collapsing.Institute The optical cable installation of application is laid with very convenient, long service life.The cable assembly of the utility model can be used for 5G network, save The link for falling photoelectric conversion, improves bandwidth, reduces the bit error rate, and structure is simple, system is stable.

As it will be easily appreciated by one skilled in the art that the above is only the preferred embodiment of the utility model only, not To limit the utility model, any modification made within the spirit and principle of the present invention, equivalent replacement and change Into etc., it should be included within the scope of protection of this utility model.

Claims (9)

1. a kind of optical cable characterized by comprising

First tight tube fiber；The first buffer layer being enclosed on first tight tube fiber；And outside the first buffer layer The first inner sheath；

Second tight tube fiber, the second buffer layer being enclosed on second tight tube fiber；And outside the second buffer layer The second inner sheath；

Surround the oversheath of the first and second inner sheaths；

Aramid fiber is equipped at the first inner sheath and the second inner sheath adjacent segment enhances core；

Packing material is full of between first inner sheath, the second inner sheath, aramid fiber enhancing core and oversheath.

2. optical cable according to claim 1, which is characterized in that first tight tube fiber and the second tight tube fiber are micro- knot Structure bending property multimode fibre, core diameter are 50 μm.

3. optical cable according to claim 1, which is characterized in that the first buffer layer and second buffer layer are aramid fiber material Material.

4. optical cable according to claim 1, which is characterized in that first inner sheath and the tangent contact of the second inner sheath, The aramid fiber enhancing core is symmetrically filled in the two sides between the first inner sheath and the second inner sheath at " butterfly-shaped ".

5. optical cable according to claim 1, which is characterized in that first tight tube fiber and the second tight tube fiber use The hard-pressed bale material of PVC or low smoke and zero halogen plastics, hard-pressed bale layer outer diameter are 0.6mm.

6. optical cable according to claim 1, which is characterized in that wherein the first inner sheath and the second inner sheath are flexible PVC Material, outer diameter 1.6mm.

7. optical cable according to claim 1, which is characterized in that wherein oversheath is TPU material.

8. optical cable according to claim 1, which is characterized in that the overall diameter dimensions of the optical cable are 4.8mm.

9. a kind of cable assembly, which is characterized in that further include fixed to the SFP+ optical module on optical cable described in claim 1-8 Connector.