CN207198414U - A kind of microbeam tubular type anti-rat-bite optical cable - Google Patents
A kind of microbeam tubular type anti-rat-bite optical cable Download PDFInfo
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- CN207198414U CN207198414U CN201721070968.7U CN201721070968U CN207198414U CN 207198414 U CN207198414 U CN 207198414U CN 201721070968 U CN201721070968 U CN 201721070968U CN 207198414 U CN207198414 U CN 207198414U
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- optical cable
- inner sheath
- steel wire
- light unit
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Abstract
The utility model discloses a kind of microbeam tubular type anti-rat-bite optical cable, including light unit, the light unit is wrapped with metal armor layers, inner sheath is set outside the metal armor layers, oversheath is set outside the inner sheath, between the oversheath and inner sheath, between inner sheath and metal armor layers, waterstop is equipped between metal armor layers and light unit, some steel wires of ring-like spacer arrangement are embedded with the inner sheath, the light unit includes LSZH sleeve pipes, more LSZH microbeam pipes are provided with the LSZH sleeve pipes, the glass fibre yarn that blocks water is provided between the LSZH microbeams pipe and LSZH sleeve pipes, water-blocking element is provided between some optical fiber in the LSZH microbeams pipe.For the optical cable on steel wire armoured architecture basics, steel wire takes spaced mode to carry out armouring, and steel wire is smaller than 2mm, reaches the performance that anti-rodent bites.Further, since steel wire is spaced, the bending property of optical cable is more preferable, lighter, easily laying.
Description
Technical field
A kind of optical cable is the utility model is related to, specifically a kind of microbeam tubular type anti-rat-bite optical cable.
Background technology
Rodent-resistant cable strengthens the rodent-proof characteristic of optical cable by increasing metal armor layers.Steel-tape armouring optical cable and wire armoring
The metal armouring such as optical cable optical cable all has preferable protection against rodents effect, but after cable outer sheath is broken by the teeth by muroid, steel band, steel wire
Deng metal among air, easily it is oxidized and gets rusty, lose protection against rodents effect.
Utility model content
Therefore, to solve the above problems, the utility model provides a kind of microbeam tubular type anti-rat-bite optical cable, own wt is relative
Relatively gently, there is certain bending property and cost is relatively low, lighter, easily laying, while also there is good protection against rodents to bite the function of stinging.
The technical solution adopted in the utility model is：A kind of microbeam tubular type anti-rat-bite optical cable, including light unit, the light list
Member is wrapped with metal armor layers, and inner sheath is set outside the metal armor layers, and oversheath is set outside the inner sheath, described outer
Waterstop is equipped between sheath and inner sheath, between inner sheath and metal armor layers, between metal armor layers and light unit, institute
Some enhancing pole stocks that ring-like spacer arrangement is embedded with inner sheath are stated, the light unit includes LSZH sleeve pipes, the LSZH
More LSZH microbeam pipes are provided with sleeve pipe, the glass fibre yarn that blocks water, the LSZH are provided between the LSZH microbeams pipe and LSZH sleeve pipes
Water-blocking element is provided between some optical fiber in microbeam pipe.
The enhancing pole stock is the nonmetallic pole stocks of FRP or steel wire, and 2mm is smaller than between the steel wire.
The section of the enhancing pole stock is circular, rectangle or sector.
Tear rope is embedded between the light unit and metal armor layers.
The outside of the oversheath is connected with lifting rope by suspender belt.
The steel wire uses stainless steel wire or zinc-coated wire, and the metal armor layers use steel band.It can play effective anti-
Corrosive effect.
The preparation method of above-mentioned microbeam tubular type anti-rat-bite optical cable, comprises the following steps：
（1）Optical fiber coloring：Coloring printing ink is formed into solid by coating, ultraviolet light using UV ultraviolet lights curing apparatus
Film, it is therefore an objective to increase intensity, it is easily distinguishable, be easy to continue；
（2）Secondary coated formation low smoke and zero halogen microbeam pipe：Extrusion low-smoke halogen-free material forms protective layer outside optical fiber, plays machine
Tool cushioning effect, protect coated fiber；
（3）Sheath process：Low smoke and zero halogen microbeam pipe, the glass fibre yarn that blocks water are twisted, and extrudes low-smoke halogen-free material and is formed
LSZH sleeve pipes, bag waterstop+steel band is indulged outside LSZH sleeve pipes, then coat one layer of waterstop, be spaced braided wires, extrude polyethylene
Inner sheath；Bag waterstop is indulged outside inner sheath, extrudes polyethylene outer sheath, messenger section（When having messenger wire）Extrude simultaneously.
The beneficial effects of the utility model are：It is different from traditional compact arranged mode of steel wire armoring cable steel wire, the light
For cable on steel wire armoured architecture basics, steel wire takes spaced mode to carry out armouring, and steel wire is smaller than 2mm, reaches
The performance that anti-rodent bites.Because steel wire is spaced, quality is relatively light, possesses certain pliability and counter-bending energy
Power, lighter, easily laying, and relatively conventional steel wire armoring cable cost is relatively low, while also there is good protection against rodents to bite what is stung
Function.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment 1；
Fig. 2 is the structural representation of embodiment 2；
Fig. 3 is the structural representation of embodiment 3；
Fig. 4 is the structural representation of embodiment 4；
Wherein：1st, lifting rope, 2, suspender belt, 3, oversheath, 4, enhancing pole stock, 5, metal armor layers, 6, LSZH sleeve pipes, 7, block water
Glass fibre yarn, 8, LSZH microbeam pipes, 9, optical fiber, 10, tear rope, 11, waterstop, 12, inner sheath.
Embodiment
In order to deepen to understanding of the present utility model, make below in conjunction with embodiment and accompanying drawing to of the present utility model into one
Step is described in detail, and the embodiment is only used for explaining the utility model, does not form the restriction to the scope of protection of the utility model.
Embodiment 1
As shown in figure 1, a kind of microbeam tubular type anti-rat-bite optical cable, including light unit, light unit are wrapped with metal armor layers
5, metal armor layers 5 set inner sheath 12 outside（Midst density PE sheaths）, oversheath 3 is set outside inner sheath 12（High density PE is protected
Layer）, not only there is preferably rigidity, toughness, and larger tensile strength, and modulus is big, and wearability is good, has preferably resistance to
ESC performance.
Between oversheath 3 and inner sheath 12, between inner sheath 12 and metal armor layers 5, metal armor layers 5 and light unit it
Between be equipped with waterstop 11, there is skidproof effect, prevent steel wire from sliding, it is ensured that moistureproof and block-water effect.In addition, using without ointment
The mode that blocks water, can effectively block water, prevent metal rusting, extend optical cable service life, and with convenient, environmental protection etc. of constructing
Advantage.
Some enhancing pole stocks 4 of ring-like spacer arrangement are embedded with inner sheath 12 along its inwall（The nonmetallic pole stocks of FRP or
Steel wire, the present embodiment middle section are circular, can also be rectangle or sector）, 2mm is smaller than between adjacent wires 4.Cast aside
The design concept of traditional steel wire armoring cable, using the spaced mode armouring of steel wire, steel wire is smaller than 2mm, reached
The performance that anti-rodent bites.
Light unit includes LSZH sleeve pipes 6, is provided with more LSZH microbeams pipes 8 in LSZH sleeve pipes 6, LSZH microbeams pipe 8 and
It is provided with and blocks water glass fibre yarn 7 between LSZH sleeve pipes 6, water-blocking element is provided between some optical fiber 9 in LSZH microbeams pipe 8.Light unit
The tear rope 10 of stripping fiber optic cables is embedded between metal armor layers 5.
Wherein, steel wire 4 uses stainless steel wire or zinc-coated wire, and metal armor layers 5 use steel band.Effective anti-corrosion can be played
Lose effect.
The preparation method of above-mentioned microbeam tubular type anti-rat-bite optical cable, comprises the following steps：
（1）Optical fiber coloring：Coloring printing ink is formed into solid by coating, ultraviolet light using UV ultraviolet lights curing apparatus
Film, it is therefore an objective to increase intensity, it is easily distinguishable, be easy to continue；
（2）Secondary coated formation low smoke and zero halogen microbeam pipe：Extrusion low-smoke halogen-free material forms protective layer outside optical fiber, plays machine
Tool cushioning effect, protect coated fiber；
（3）Sheath process：Low smoke and zero halogen microbeam pipe, the glass fibre yarn that blocks water are twisted, and extrudes low-smoke halogen-free material and is formed
LSZH sleeve pipes, bag waterstop+steel band is indulged outside LSZH sleeve pipes, then coat one layer of waterstop, be spaced braided wires, extrude polyethylene
Inner sheath；Bag waterstop is indulged outside inner sheath, extrudes polyethylene outer sheath.
Embodiment 2
As shown in Fig. 2 a kind of microbeam tubular type anti-rat-bite optical cable, including light unit, light unit are wrapped with metal armor layers
5, metal armor layers 5 set inner sheath 12 outside（Midst density PE sheaths）, oversheath 3 is set outside inner sheath 12（High density PE is protected
Layer）, not only there is preferably rigidity, toughness, and larger tensile strength, and modulus is big, and wearability is good, has preferably resistance to
ESC performance.
Between oversheath 3 and inner sheath 12, between inner sheath 12 and metal armor layers 5, metal armor layers 5 and light unit it
Between be equipped with waterstop 11, there is skidproof effect, prevent steel wire from sliding, it is ensured that moistureproof and block-water effect.In addition, using without ointment
The mode that blocks water, can effectively block water, prevent metal rusting, extend optical cable service life, and with convenient, environmental protection etc. of constructing
Advantage.
Some enhancing pole stocks 4 of ring-like spacer arrangement are embedded with inner sheath 12 along its inwall（The nonmetallic pole stocks of FRP or
Steel wire, the present embodiment middle section are circular）, 2mm is smaller than between adjacent wires 4.Traditional steel wire armoring cable is cast aside
Design concept, using the spaced mode armouring of steel wire, steel wire is smaller than 2mm, reaches the property that anti-rodent bites
Energy.
Light unit includes LSZH sleeve pipes 6, is provided with more LSZH microbeams pipes 8 in LSZH sleeve pipes 6, LSZH microbeams pipe 8 and
It is provided with and blocks water glass fibre yarn 7 between LSZH sleeve pipes 6, water-blocking element is provided between some optical fiber 9 in LSZH microbeams pipe 8.Light unit
The tear rope 10 of stripping fiber optic cables is embedded between metal armor layers 5.
The outside of oversheath 3 is connected with lifting rope 1 by suspender belt 2（Galvanized strand wires）.
Wherein, steel wire 4 uses stainless steel wire or zinc-coated wire, and metal armor layers 5 use steel band.Effective anticorrosion can be played
Effect.
Preparation method is the same as embodiment 1.
Embodiment 3
As shown in figure 3, the section for strengthening pole stock 4 as different from Example 2 is flattened rectangular, other structures are identical.
The preparation method of above-mentioned microbeam tubular type anti-rat-bite optical cable, comprises the following steps：
（1）Optical fiber coloring：Coloring printing ink is formed into solid by coating, ultraviolet light using UV ultraviolet lights curing apparatus
Film, it is therefore an objective to increase intensity, it is easily distinguishable, be easy to continue；
（2）Secondary coated formation low smoke and zero halogen microbeam pipe：Extrusion low-smoke halogen-free material forms protective layer outside optical fiber, plays machine
Tool cushioning effect, protect coated fiber；
（3）Sheath process：Low smoke and zero halogen microbeam pipe, the glass fibre yarn that blocks water are twisted, and extrudes low-smoke halogen-free material and is formed
LSZH sleeve pipes, bag waterstop+steel band is indulged outside LSZH sleeve pipes, then coat one layer of waterstop, be spaced braided wires, extrude polyethylene
Inner sheath；Bag waterstop is indulged outside inner sheath, extrudes polyethylene outer sheath, messenger section extrudes simultaneously.
Embodiment 4
As shown in figure 4, the section for strengthening pole stock 4 as different from Example 2 is fan-shaped, other structures are identical.
Preparation method is the same as embodiment 3.
Above-mentioned production technology is compared with the steel wire armoring cable of routine, main difference is that steel wire armoured production work
Skill, it is mainly reflected in the following aspects：1st, conventional production stage is that the vertical bag of waterstop+steel band is directly entered twisted mould afterwards
Sheath is extruded, and this mode of production is to need to indulge one layer of waterstop of bag again after the vertical bag of waterstop+steel band, in order that steel wire interval
Arrangement shaping is more preferable.2nd, steel wire despooling tension：In order to ensure properties of optical fiber cable, it is necessary to strictly control the unwrapping wire of steel wire in production process
Tension force, original actinobacillus device is transformed, make the laying tension in production process stable within the specific limits.3rd, it is twisted mould
Tool：In order to coordinate steel wire pay-off device, mould is twisted using special steel wire, steel wire pay-off device can be coordinated to carry out unwrapping wire,
The interval shaping of and can control steel wire.
Optical cable of the present utility model does not use traditional steel wire all standing armouring mode, but employs enhancing pole stock（Example
Such as steel wire）Spaced mode, and it is smaller than 2mm between steel wire.Using the advantage of steel wire spaced arrangement armouring
There are following three points：1）Because steel wire uses spaced mode, quality is relatively light, and easily laying, lateral pressure resistant ability are strong, optical cable
Possess certain pliability and bending resistance, and relatively conventional steel wire armoring cable cost is relatively low；2）Can be as needed,
Various infrastructure products are neatly designed, to meet requirement, product can be made to have good globality；3）It is spaced
Steel wire, it can effectively prevent biting for muroid to sting, can reach the effect of mouse bite preventing.In addition, self-bearing type laying tensile strength is high, the anti-external world
Environment capacity is strong, and optical cable pliability and bending resistance are strong, and can meet the performance of mouse bite preventing.
It is described above, only it is preferred embodiment of the present utility model, is not that any other is made to the utility model
The limitation of form, and any modification made according to the technical essence of the utility model or equivalent variations, it is new to still fall within this practicality
Type scope claimed.
Claims (6)
1. a kind of microbeam tubular type anti-rat-bite optical cable, it is characterised in that including light unit, the light unit is wrapped with metal armouring
Layer, the metal armor layers set inner sheath, oversheath are set outside the inner sheath outside, between the oversheath and inner sheath,
Between inner sheath and metal armor layers, waterstop is equipped between metal armor layers and light unit, is embedded with the inner sheath
Some enhancing pole stocks of ring-like spacer arrangement, the light unit include LSZH sleeve pipes, more are provided with the LSZH sleeve pipes
LSZH microbeam pipes, it is provided with and blocks water glass fibre yarn between the LSZH microbeams pipe and LSZH sleeve pipes, it is some in the LSZH microbeams pipe
Water-blocking element is provided between optical fiber.
2. a kind of microbeam tubular type anti-rat-bite optical cable according to claim 1, it is characterised in that the enhancing pole stock is FRP
Nonmetallic pole stock or steel wire, 2mm is smaller than between the steel wire.
3. a kind of microbeam tubular type anti-rat-bite optical cable according to claim 1 or 2, it is characterised in that the enhancing pole stock
Section is circular, rectangle or sector.
4. a kind of microbeam tubular type anti-rat-bite optical cable according to claim 1, it is characterised in that the light unit and metal armour
Tear rope is embedded between dress layer.
5. a kind of microbeam tubular type anti-rat-bite optical cable according to claim 1, it is characterised in that the outside of the oversheath leads to
Cross suspender belt and be connected with lifting rope.
6. a kind of microbeam tubular type anti-rat-bite optical cable according to claim 1, it is characterised in that the metal armor layers use
Stainless steel wire or zinc-coated wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721070968.7U CN207198414U (en) | 2017-08-25 | 2017-08-25 | A kind of microbeam tubular type anti-rat-bite optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721070968.7U CN207198414U (en) | 2017-08-25 | 2017-08-25 | A kind of microbeam tubular type anti-rat-bite optical cable |
Publications (1)
| Publication Number | Publication Date |
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| CN207198414U true CN207198414U (en) | 2018-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721070968.7U Active CN207198414U (en) | 2017-08-25 | 2017-08-25 | A kind of microbeam tubular type anti-rat-bite optical cable |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107688218A (en) * | 2017-08-25 | 2018-02-13 | 江苏中天科技股份有限公司 | A kind of microbeam tubular type anti-rat-bite optical cable and preparation method thereof |
| CN111562657A (en) * | 2020-05-22 | 2020-08-21 | 江苏中天科技股份有限公司 | Armored micro-beam optical cable and manufacturing method thereof |
| CN117215015A (en) * | 2023-11-07 | 2023-12-12 | 江苏中天科技股份有限公司 | Underwater optical cable |
-
2017
- 2017-08-25 CN CN201721070968.7U patent/CN207198414U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107688218A (en) * | 2017-08-25 | 2018-02-13 | 江苏中天科技股份有限公司 | A kind of microbeam tubular type anti-rat-bite optical cable and preparation method thereof |
| CN111562657A (en) * | 2020-05-22 | 2020-08-21 | 江苏中天科技股份有限公司 | Armored micro-beam optical cable and manufacturing method thereof |
| CN117215015A (en) * | 2023-11-07 | 2023-12-12 | 江苏中天科技股份有限公司 | Underwater optical cable |
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