CN206594348U - A kind of super large core number microbeam pipe blocks water fire-retardant cable - Google Patents
A kind of super large core number microbeam pipe blocks water fire-retardant cable Download PDFInfo
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- CN206594348U CN206594348U CN201720272168.7U CN201720272168U CN206594348U CN 206594348 U CN206594348 U CN 206594348U CN 201720272168 U CN201720272168 U CN 201720272168U CN 206594348 U CN206594348 U CN 206594348U
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Abstract
The utility model is related to a kind of super large core number microbeam pipe and blocked water fire-retardant cable, including some microbeam pipes one and microbeam pipe two, microbeam pipe one, microbeam pipe two is by optical fiber, fine cream and polyolefin flame-retardant sheath one are constituted, optical fiber, fine cream is in polyolefin flame-retardant sheath one, some microbeam pipes one are around the stranded setting of non-metal reinforcement member, water blocking yarn one is provided between microbeam Guan Yiyu non-metal reinforcement members, microbeam pipe pricks cable layer once outer one layer of thin-walled of shield after water resistance aramid fiber parcel, water resistance aramid fiber and thin-walled, which are pricked between cable layer to be provided with, flat opens hawser one, thin-walled bundle cable layer periphery is stranded some microbeam pipes two, thin-walled is pricked between cable layer and microbeam pipe two and is provided with water blocking yarn two, the periphery of microbeam pipe two is sequentially provided with the glass layer that blocks water, it is flat to open hawser two and polyolefin flame-retardant sheath two；The utility model has that lightweight, size is small, core number is big, it is easily branched it is intensive, the features such as block water fire-retardant, solve conventional cable block-water performance, the problem of fire resistance is not fully up to expectations.
Description
[technical field]
The utility model is related to communication indoor and outdoor fiber optic cable manufacture technical field, specifically a kind of super large core number microbeam
Pipe blocks water fire-retardant cable.
[background technology]
Due to continuing to develop for the current communication technology, diversified trend is presented in the structure of communication network, particularly many
Under the overall situation for netting fusion, the rapid expansion of the multimedia service such as data communication, video request program, video call, videoconference, but
The quantity increase of fiber cable laying simultaneously, Free Region gradually tails off, and the environment being employed is also more and more, the line environment laid
Also become increasingly complex, the requirement to the Multi-core number of optical cable, can branchedness, the flame retardant rating and block-water performance of optical cable have higher
Requirement.
At present, the easily branched optical cable of traditional large core number, usually some optical fiber directly wrap up one layer of sheath material, Ran Houduo
Root light unit adds aramid fiber, and then one layer of oversheath with glass fibre strengthening core of the direct extrusion molding of wrapped waterstop is made, so
Optical cable have certain limitation on its core number, and its block-water performance and fire resistance are not fully up to expectations；Moreover, actually making
In, often require that Cable Core Number is as big as possible, but also with the excellent fire-retardant and combination property blocked water.
[utility model content]
The purpose of this utility model seek to solve above-mentioned deficiency and provide a kind of super large core number microbeam pipe block water it is fire-retardant
Optical cable, with lightweight, size is small, core number is big, it is easily branched it is intensive, the features such as block water fire-retardant, solve conventional cable and block water
The problem of performance, fire resistance not fully up to expectations.
A kind of super large core number microbeam pipe is designed to achieve the above object to block water fire-retardant cable, including optical cable cross section is in circle
Shape, the optical cable includes some 4a of the microbeam pipe one and 4b of microbeam pipe two, and the 4a of microbeam pipe one, the 4b of microbeam pipe two are by optical fiber
2nd, fine cream 3 and the 10a of polyolefin flame-retardant sheath one composition, the optical fiber 2 is 12 core fibres, and the optical fiber 2, fine cream 3 are located at polyene
In the 10a of hydrocarbon fire retardant jacket one, some 4a of microbeam pipe one are around the stranded setting of non-metal reinforcement member 1, the 4a of microbeam pipe one
Outer shield after water blocking yarn one 5a, the 4a of microbeam pipe one are wrapped up through water resistance aramid fiber 6 is provided between non-metal reinforcement member 1 one layer thin
Wall pricks cable layer 8, the water resistance aramid fiber 6 and thin-walled prick between cable layer 8 be provided with it is flat open the 7a of hawser one, the thin-walled pricks cable layer 8
Periphery is stranded some 4b of microbeam pipe two, and the thin-walled, which is pricked between the 8 and 4b of microbeam pipe two of cable layer, is provided with water blocking yarn two 5b, described
The 4b of microbeam pipe two peripheries provided with the glass layer 9 that blocks water, flat open the 7b of hawser two and the 10b of polyolefin flame-retardant sheath two, the resistance
Waterglass fibrous layer 9, the flat 7b of hawser two, the 10b from-inner-to-outers of polyolefin flame-retardant sheath two of opening are set gradually.
The non-metal reinforcement member 1 is made of aromatic polyamide fiber reinforced plastics.
The thin-walled is pricked cable layer 8 and is made of polyolefin thermal insulation material.
It is 0.18-0.22mm, preferably 0.2mm that the thin-walled, which pricks cable 8 wall thickness of layer,.
The 4a of microbeam pipe one, the 4b of microbeam pipe two external diameter are 1.28-1.32mm, preferably 1.3mm；Wall thickness is
0.08-0.12mm, preferably 0.1mm.
The external diameter of the optical cable is 9.2-9.4mm, preferably 9.3mm.
The utility model compared with the existing technology, has the following advantages that：
(1) due in microbeam pipe fine cream amount seldom, also solve the problems, such as the longitudinal drip of traditional oil filled bushing, it is possible to achieve light
The vertical wirings of cable, while also ensure that the block-water performance requirement of single microbeam pipe, its size is small compared with traditional microbeam pipe；
(2) microbeam pipe is around the stranded setting of center reinforcemen, because center reinforcemen is aromatic polyamide fiber reinforced plastics, so that
Improve the tensile resistance of whole optical cable；
(3) due to protecting the bundle cable layer of a thin layer of polyolefin thermal insulation material outside interior stranded layer, so that internal layer is twisted
The cable core roundness of conjunction more preferably, block-water performance more preferably, and the also more convenient and quicker when fiber cable branch is constructed；
(4) it is stranded again around cable layer is pricked by using some microbeam pipes, so as to form double-deck stranded super large core number light
Cable structure, meets the single combustion requirements of optical cable；
(5) optical cable described in the utility model have that lightweight, size is small, core number is big, it is easily branched it is intensive, block water it is fire-retardant
The features such as, can meeting subway, tunnel, indoor and outdoor (building) communication etc., place is fire-retardant lays requirement, when by fire,
Optical cable can still keep circuit entire run, be that a kind of super large core number microbeam pipe for adapting to many working environments blocks water fire-retardant cable.
[brief description of the drawings]
Fig. 1 is section structure schematic diagram of the present utility model；
In figure：1st, non-metal reinforcement member 2, optical fiber 3, fine cream 4a, the 4b of microbeam pipe one, the 5a of microbeam pipe two, water blocking yarn one
5b, water blocking yarn 26, water resistance aramid fiber 7a, it is flat open the 7b of hawser one, it is flat open hawser 28, thin-walled prick cable layer 9, block water glass
Glass fibrous layer 10a, the 10b of polyolefin flame-retardant sheath one, polyolefin flame-retardant sheath two.
[embodiment]
Further explained below is made to the utility model below in conjunction with the accompanying drawings：
As shown in Figure 1, optical cable circular in cross-section described in the utility model, optical cable include some 4a of microbeam pipe one with
And the 4b of microbeam pipe two, the 4a of microbeam pipe one, the 4b of microbeam pipe two are constituted by optical fiber 2, fine cream 3 and the 10a of polyolefin flame-retardant sheath one, light
Fibre 2 is 12 core fibres, optical fiber 2, fine cream 3 in the 10a of polyolefin flame-retardant sheath one, the 4a of microbeam pipe one, the 4b of microbeam pipe two it is outer
Footpath is 1.28-1.32mm, preferably 1.3mm, and wall thickness is 0.08-0.12mm, preferably 0.1mm；Some 4a of microbeam pipe one
Set around non-metal reinforcement member 1 is stranded, non-metal reinforcement member 1 is made of aromatic polyamide fiber reinforced plastics, the 4a of microbeam pipe one with
The 5a of water blocking yarn one and flat hawser one 7a, the 4a of microbeam pipe one of opening are provided between non-metal reinforcement member 1 after the parcel of water resistance aramid fiber 6
Outer one layer of thin-walled of shield pricks cable layer 8, and thin-walled is pricked cable layer 8 and is made of polyolefin thermal insulation material, and thin-walled pricks cable 8 wall thickness of layer and is
0.18-0.22mm, preferably 0.2mm, using the material and wall thickness enable to the stranded cable core roundness of internal layer more preferably, block water
Performance is more preferably；8 periphery of thin-walled bundle cable layer are stranded some 4b of microbeam pipe two, and thin-walled pricks setting between the 8 and 4b of microbeam pipe two of cable layer
Have a 5b of water blocking yarn two, the 4b of microbeam pipe two peripheries provided with the glass layer 9 that blocks water, flat open the 7b of hawser two and polyolefin flame-retardant sheath
Two 10b, the glass layer 9 that blocks water, the flat 7b of hawser two, the 10b from-inner-to-outers of polyolefin flame-retardant sheath two of opening are set gradually, so that
Double-deck stranded super large core number cable configuration is formed, whole optical cable is reached single flame-retardancy requirements, the external diameter of optical cable is 9.2-
9.4mm, preferably 9.3mm.
The utility model blocks water fire-retardant cable there is provided a kind of super large core number microbeam pipe, and optical cable outward appearance is in round shape, Ruo Ganwei
Beam tube is made up of 12 core fibres, a small amount of fine cream and thin-section polyolefin fire retardant jacket one, and microbeam pipe one is twisted around non-metal reinforcement member
Close set, be provided between microbeam pipe one and non-metal reinforcement member some extraordinary water blocking yarns one and it is flat open hawser, through special type
The thin-walled of one strata alkene thermal insulation material of outer shield pricks cable layer after water resistance aramid fiber parcel；Then some microbeam pipes two and special type block water
Yarn two is stranded again around thin-walled bundle cable layer, and the glass that blocks water is followed successively by so as to be formed outside double-deck stranded large core number cable core, cable core
Fibrous layer, flat open hawser and polyolefin flame-retardant sheath two.
Due to the special structure design of optical cable, optical cable is set to meet the combination properties such as single flame retardant rating and water-resisting ability all big
Improve greatly, and fine cream amount seldom, also solves the problems, such as the longitudinal drip of traditional oil filled bushing, it is possible to achieve optical cable in microbeam pipe
Vertical wirings.The construction of multi-line branch can be met by directly tearing protective cover material by opening hawser during some microbeam pipe branches of optical cable
It is required that, it is ensured that multi-line communication quality, is a kind of fire-retardant water blocking optical cable for the super large core number for adapting to various working environments.
The utility model is simultaneously not limited to the embodiments described above limitation, other any real without departing from spirit of the present utility model
Matter and the change made under principle, modification, replacement, combine, simplify, should be equivalent substitute mode, be included in this practicality
Within new protection domain.
Claims (9)
- The fire-retardant cable 1. a kind of super large core number microbeam pipe blocks water, it is characterised in that：The optical cable circular in cross-section, the optical cable Including some microbeam pipes one (4a) and microbeam pipe two (4b), the microbeam pipe one (4a), microbeam pipe two (4b) are by optical fiber (2), fine cream (3) and polyolefin flame-retardant sheath one (10a) composition, the optical fiber (2) are 12 core fibres, the optical fiber (2), fine cream (3) in the polyolefin flame-retardant sheath one (10a), some microbeam pipes one (4a) are set around non-metal reinforcement member (1) is stranded Put, water blocking yarn one (5a), microbeam pipe one (4a) warp are provided between the microbeam pipe one (4a) and non-metal reinforcement member (1) Outer one layer of thin-walled of shield pricks cable layer (8) after water resistance aramid fiber (6) parcel, and the water resistance aramid fiber (6) and thin-walled are set between pricking cable layer (8) Have it is flat open hawser one (7a), the thin-walled pricks that cable layer (8) periphery is stranded some microbeam pipes two (4b), and the thin-walled pricks cable layer (8) water blocking yarn two (5b) is provided between microbeam pipe two (4b), microbeam pipe two (4b) periphery is provided with the glass fibre that blocks water Layer (9), it is flat open hawser two (7b) and polyolefin flame-retardant sheath two (10b), the glass layer that blocks water (9), flat open cable Two (7b) of rope, polyolefin flame-retardant sheath two (10b) from-inner-to-outer are set gradually.
- The fire-retardant cable 2. super large core number microbeam pipe as claimed in claim 1 blocks water, it is characterised in that：The non-metal reinforcement member (1) it is made of aromatic polyamide fiber reinforced plastics.
- The fire-retardant cable 3. super large core number microbeam pipe as claimed in claim 2 blocks water, it is characterised in that：The thin-walled pricks cable layer (8) it is made of polyolefin thermal insulation material.
- The fire-retardant cable 4. super large core number microbeam pipe as claimed in claim 3 blocks water, it is characterised in that：The thin-walled pricks cable layer (8) wall thickness is 0.18-0.22mm.
- The fire-retardant cable 5. super large core number microbeam pipe as claimed in claim 4 blocks water, it is characterised in that：The thin-walled pricks cable layer (8) wall thickness is 0.2mm.
- The fire-retardant cable 6. super large core number microbeam pipe as claimed in claim 4 blocks water, it is characterised in that：The microbeam pipe one (4a), the external diameter of microbeam pipe two (4b) are 1.28-1.32mm, and wall thickness is 0.08-0.12mm.
- The fire-retardant cable 7. super large core number microbeam pipe as claimed in claim 6 blocks water, it is characterised in that：The microbeam pipe one (4a), the external diameter of microbeam pipe two (4b) are 1.3mm, and wall thickness is 0.1mm.
- The fire-retardant cable 8. super large core number microbeam pipe as claimed in claim 6 blocks water, it is characterised in that：The external diameter of the optical cable is 9.2-9.4mm。
- The fire-retardant cable 9. super large core number microbeam pipe as claimed in claim 8 blocks water, it is characterised in that：The external diameter of the optical cable is 9.3mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720272168.7U CN206594348U (en) | 2017-03-20 | 2017-03-20 | A kind of super large core number microbeam pipe blocks water fire-retardant cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720272168.7U CN206594348U (en) | 2017-03-20 | 2017-03-20 | A kind of super large core number microbeam pipe blocks water fire-retardant cable |
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| Publication Number | Publication Date |
|---|---|
| CN206594348U true CN206594348U (en) | 2017-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720272168.7U Active CN206594348U (en) | 2017-03-20 | 2017-03-20 | A kind of super large core number microbeam pipe blocks water fire-retardant cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113376776A (en) * | 2021-05-11 | 2021-09-10 | 浙江东通光网物联科技有限公司 | 5G-used optical cable with ultra-large core number |
-
2017
- 2017-03-20 CN CN201720272168.7U patent/CN206594348U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113376776A (en) * | 2021-05-11 | 2021-09-10 | 浙江东通光网物联科技有限公司 | 5G-used optical cable with ultra-large core number |
| WO2022236871A1 (en) * | 2021-05-11 | 2022-11-17 | 浙江东通光网物联科技有限公司 | Ultra-large core-count optical cable for 5g |
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