CN206848530U - One kind blocks water flexible optical cable - Google Patents
One kind blocks water flexible optical cable Download PDFInfo
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- CN206848530U CN206848530U CN201720334680.XU CN201720334680U CN206848530U CN 206848530 U CN206848530 U CN 206848530U CN 201720334680 U CN201720334680 U CN 201720334680U CN 206848530 U CN206848530 U CN 206848530U
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- water
- optical cable
- armor
- flexible optical
- blocks water
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Abstract
The purpose of this utility model is to provide one kind and blocked water flexible optical cable, and under some complicated environmental conditions, flexible metal armor and water-blocking component design can effectively protect optical fiber, have it is soft, block water, the function that lateral pressure resistant and anti-rodent sting.To achieve these goals, the utility model flexible optical cable that blocks water takes following technical solution：Cable core, armor, reinforcer and the restrictive coating set gradually from inside to outside, the cable core are twisted by fiber unit；Between the armor and the cable core, water-blocking component is filled between the reinforcer and the restrictive coating.
Description
Technical field
The utility model belongs to technical field of photo communication, more particularly, to a kind of light being used under complicated environmental condition
The flexible optical cable that blocks water of signal transmission.
Background technology
With the growth of China's economy continuously and healthily, in 4G, 5G networking of new generation and FTTH, " integration of three networks " etc.
Under driving, optical fiber cable demand constantly expands.It is strong that following optical access network system not only requires certain tension to optical cable
Degree, soft, resistance to minor radius bending is it is also desirable to have, the features such as being easy to lay.Simultaneously, it is necessary to have certain security performance will
Ask, tension, resistance to compression, and anti-rodent such as baits at the harsh requirement.Therefore, home and abroad market is to flexible armoring optical cable
Demand it is more and more.
At present, the armored optical cable species of in the market is various, and they are applied in various different occasions.Small diameter fiber optical cable exists
Exist during use optical fiber easily snap off, flimsy shortcoming, needed to use under some complicated environmental conditions softness armour
Fill protective layer structure.Traditional armored optical cable refers to that whole optical cable is harder, outside in one layer of steel-tape armouring layer of the outside of optical fiber processing
Footpath is big, and bending and pliability are poor, and add installing space.
Utility model content
The purpose of this utility model is to provide one kind and blocked water flexible optical cable, under some complicated environmental conditions, flexible gold
Category armor and water-blocking component design can effectively protect optical fiber, have it is soft, block water, the function that lateral pressure resistant and anti-rodent sting.
To achieve these goals, the utility model flexible optical cable that blocks water takes following technical solution：
Cable core, armor, reinforcer and the restrictive coating set gradually from inside to outside, the cable core be twisted by fiber unit and
Into；Between the armor and the cable core, water-blocking component is filled between the reinforcer and the restrictive coating.
Preferably, the fiber unit is tight tube fiber unit, including coated fiber and is coated on the coated fiber
Outer tight sleeve layer.
Preferably, the fiber unit is bare fibre.
Preferably, the reinforcer is aramid fiber reinforcer.
Preferably, the water-blocking component is water blocking yarn.
Preferably, the armor is flexible metal armor.
Preferably, the restrictive coating is that thermoplasticity sheath level coating material skill moulds restrictive coating.
Preferably, the restrictive coating is polyvinyl chloride or fire retardant polyolefin or polyamide sheath layer.
From above technical scheme, the flexible optical cable of the present utility model that blocks water is using flexible metal armor and blocks water
Part, flexible metal armor play a part of protecting optical fiber, and the pliability of whole cable is excellent, good bending property, anti-side pressure capability
By force, possess anti-rodent and sting function, can effectively protect optical fiber；Water-blocking component plays moisture-resisting water-proof effect.The utility model master
To be applied to the complicated rings such as building cabling, calculator room equipment light connects, field work, sensor measuring, fiber entering household, fiber to the desk
Under the conditions of border, wire jumper or tail optical fiber are particularly suitable as, its wiring of constructing is succinct convenient, and can effectively improve making for whole optical cable
With life-span and the safety and stability of whole system.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to the accompanying drawing of offer.
Fig. 1 is that the utility model blocks water the structural representation of flexible optical cable embodiment one；
Fig. 2 is that the utility model blocks water the structural representation of flexible optical cable embodiment two.
Embodiment
The utility model embodiment provides one kind and blocked water flexible optical cable, and its technical scheme includes：
Cable core, armor, reinforcer and the restrictive coating set gradually from inside to outside, cable core outside are provided with armor, armouring
The outside of layer is provided with reinforcer, and the outside of reinforcer is provided with restrictive coating；
Cable core is twisted by fiber unit；
Between armor and cable core, water blocking component is filled between reinforcer and restrictive coating.
Separately below in conjunction with the embodiments one and embodiment two to block water flexible optical cable expansion describe in detail.
The technical scheme of the flexible optical cable that blocks water includes：
Cable core, cable core are twisted by fiber unit 1.Fiber unit 1 is bare fibre or tight tube fiber unit, tight set
Fiber unit includes coated fiber and the tight sleeve layer being coated on outside the coated fiber.Fiber number is 1~24 core, optical fiber class
Type is single-mode fiber or multimode fibre.Preferably, optical fiber can use a kind of bending loss insensitive single-mode fiber.
Armor 2, armor 2 are coated on the outside of cable core 1.Armor 2 uses tiny metal wire silk pressing and armouring system
Can be that the wrapped flexible metallic hose of clearance-type spiral and ring-buckling type are flexible into continuous, welding flexible metallic hose sheathed structure
Metal tube.Preferentially, metal wire is stainless steel wire.
Reinforcer 4, reinforcer 4 are located at the outside of armor 2, and positioned at the inner side of restrictive coating 5, i.e., positioned at armor 2 with
Between restrictive coating 5, make whole cable that there is more superior mechanical and physical performance.Reinforcer 4 using high elastic modulus, high intensity and
The nonmetallic reinforcement material of high-flexibility, can be aramid yarn, glass glass silvalin, aramid belt or superhigh molecular weight polyethylene fibers
Yarn etc..
Restrictive coating 5, it is tubular structure positioned at the outside of armor 2, plays a part of protecting cable.The material of restrictive coating
It can be the thermoplasticity sheath level coating material such as materials such as polyvinyl chloride, fire retardant polyolefin, polyamide.
Between armor 2 and cable core 1, water-blocking component 3 is filled between armor 2 and restrictive coating 5.Water-blocking component 3 is using resistance
Water yarn material, to improve the water resistance characteristic of whole cable.
Embodiment 2：
Embodiment 2 of the present utility model provides one kind and blocked water flexible optical cable, as shown in Fig. 2 including：
Cable core, and the armor 2 of cable core outer cladding, reinforcer 4 and restrictive coating 5, between armor 2 and cable core and armouring
Water-blocking component 3 is filled between layer and restrictive coating.
Cable core, cable core are twisted by optical fiber cable unit 6.Optical fiber cable unit 6 is the indoor flexible optical cable of minor diameter, is adopted
With dry fiber optic cables structure design, it is made up of fiber unit, stiffener, water blocking component and sheath.Fiber unit is tight tube fiber,
Fiber number is 1~24 core, and fiber type is single-mode fiber or multimode fibre.Preferably, it is insensitive using a kind of bending loss
Single-mode fiber.The tight set material of tight tube fiber is using polyvinyl chloride, fire retardant polyolefin, nylon or polyamide etc..
Continuous, the flexible metallic hose sheathed structure of welding is made using tiny metal wire silk pressing and armouring in armor 2,
Can be the wrapped flexible metallic hose of clearance-type spiral and ring-buckling type flexible metallic hose.Preferentially, metal wire is stainless steel wire.
Water-blocking component 3 fills water blocking yarn using the yarn material that blocks water between armor 2 and cable core；Simultaneously metal armor layers 2 with
Water blocking yarn is filled between restrictive coating 5, to improve the water resistance characteristic of whole cable.
Reinforcer 4 using high elastic modulus, the nonmetallic reinforcement material of high intensity and high-flexibility, can be aramid yarn,
Glass glass silvalin, aramid belt or superhigh molecular weight polyethylene fibers yarn etc., reinforcer 4 is set between armor 2 and restrictive coating 5,
Make whole cable that there is more superior mechanical and physical performance.
Restrictive coating 5 is located at the outside of armor 2, is tubular structure, plays a part of protecting cable.The material of restrictive coating 5
It can be the thermoplasticity sheath level coating material such as materials such as polyvinyl chloride, fire retardant polyolefin, polyamide.
The utility model uses flexible metallic hose armor and dry type water-blocking component, obtains constitutionally stable dry type and blocks water
Flexible optical cable, the pliability of whole cable is excellent, and anti-side pressure capability is strong, can effectively protect optical fiber；It is provided simultaneously with moisture-resisting water-proof, prevents nibbling
The function of tooth animal bites.The unique flexible armoring layer of the utility model and water-blocking component make the construction of optical cable connect up more succinct side
Just, the service life of optical cable and the safety of whole system and stability are improved.
Above example is only to illustrate the technical solution of the utility model, rather than its limitations；Although with reference to foregoing reality
Example is applied the utility model is described in detail, it will be understood by those within the art that：It still can be to preceding
State the technical scheme described in each embodiment to modify, or equivalent substitution is carried out to which part technical characteristic；And these
Modification is replaced, and the essence of appropriate technical solution is departed from the spirit and model of various embodiments of the utility model technical scheme
Enclose.
Claims (8)
- The flexible optical cable 1. one kind blocks water, it is characterised in that including：The cable core that sets gradually from inside to outside, armor, reinforcer and Restrictive coating, the cable core are twisted by fiber unit；Between the armor and the cable core, water-blocking component is filled between the reinforcer and the restrictive coating.
- 2. the flexible optical cable according to claim 1 that blocks water, it is characterised in that the fiber unit is tight tube fiber unit, Including coated fiber and the tight sleeve layer being coated on outside the coated fiber.
- 3. the flexible optical cable according to claim 1 that blocks water, it is characterised in that the fiber unit is bare fibre.
- 4. the flexible optical cable according to claim 1 that blocks water, it is characterised in that the reinforcer is aramid fiber reinforcer.
- 5. the flexible optical cable according to claim 1 that blocks water, it is characterised in that the water-blocking component is water blocking yarn.
- 6. the flexible optical cable according to claim 1 that blocks water, it is characterised in that the armor is flexible metal armor.
- 7. the flexible optical cable according to claim 1 that blocks water, it is characterised in that the restrictive coating coats for thermoplasticity sheath level Material skill moulds restrictive coating.
- 8. the flexible optical cable according to claim 7 that blocks water, it is characterised in that the restrictive coating is polyvinyl chloride or fire-retardant poly- Alkene or polyamide sheath layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720334680.XU CN206848530U (en) | 2017-03-31 | 2017-03-31 | One kind blocks water flexible optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720334680.XU CN206848530U (en) | 2017-03-31 | 2017-03-31 | One kind blocks water flexible optical cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206848530U true CN206848530U (en) | 2018-01-05 |
Family
ID=60792260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720334680.XU Active CN206848530U (en) | 2017-03-31 | 2017-03-31 | One kind blocks water flexible optical cable |
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| Country | Link |
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| CN (1) | CN206848530U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109100845A (en) * | 2018-09-11 | 2018-12-28 | 山东太平洋光纤光缆有限公司 | A kind of half dry type fire resisting resistance to mechanical vibration photoelectric composite optical cable and preparation method thereof |
| CN110045475A (en) * | 2019-05-14 | 2019-07-23 | 江苏亨通海洋光网系统有限公司 | A kind of flexible optical cable |
-
2017
- 2017-03-31 CN CN201720334680.XU patent/CN206848530U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109100845A (en) * | 2018-09-11 | 2018-12-28 | 山东太平洋光纤光缆有限公司 | A kind of half dry type fire resisting resistance to mechanical vibration photoelectric composite optical cable and preparation method thereof |
| CN110045475A (en) * | 2019-05-14 | 2019-07-23 | 江苏亨通海洋光网系统有限公司 | A kind of flexible optical cable |
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