CN201717056U - Photoelectric composite cable for FTTH - Google Patents
Photoelectric composite cable for FTTH Download PDFInfo
- Publication number
- CN201717056U CN201717056U CN2010202252663U CN201020225266U CN201717056U CN 201717056 U CN201717056 U CN 201717056U CN 2010202252663 U CN2010202252663 U CN 2010202252663U CN 201020225266 U CN201020225266 U CN 201020225266U CN 201717056 U CN201717056 U CN 201717056U
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- Prior art keywords
- transmission unit
- signal transmission
- cable
- ftth
- unit
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 239000002131 composite material Substances 0.000 title claims abstract description 27
- 230000003287 optical effect Effects 0.000 claims abstract description 34
- 230000008054 signal transmission Effects 0.000 claims abstract description 28
- 239000013307 optical fiber Substances 0.000 claims abstract description 20
- 239000000779 smoke Substances 0.000 claims abstract description 17
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052802 copper Inorganic materials 0.000 claims abstract description 10
- 239000010949 copper Substances 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- 230000005693 optoelectronics Effects 0.000 claims description 17
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 14
- 239000003063 flame retardant Substances 0.000 claims description 14
- 230000000903 blocking effect Effects 0.000 claims description 13
- 239000004020 conductor Substances 0.000 claims description 7
- 230000004888 barrier function Effects 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 230000002787 reinforcement Effects 0.000 claims description 5
- 239000004698 Polyethylene Substances 0.000 claims description 4
- -1 polyethylene Polymers 0.000 claims description 4
- 229920000573 polyethylene Polymers 0.000 claims description 4
- 239000004411 aluminium Substances 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 238000012856 packing Methods 0.000 abstract 1
- 230000003014 reinforcing effect Effects 0.000 abstract 1
- 239000006071 cream Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000004040 coloring Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 239000002674 ointment Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- Communication Cables (AREA)
Abstract
The utility model relates to a photoelectric composite cable for FTTH, which comprises an optical signal transmission unit, an electric signal transmission unit and a sheath unit which is used for packing the optical signal transmission unit and the electric signal transmission unit therein, wherein the electric signal transmission unit consists of a copper conducting wire and an insulating layer which is packed at the periphery of the copper conducting wire; the optical signal transmission unit comprises a central optical fiber, a low-smoke, halogen-free and anti-flaming protecting cover which is packed outside the optical fiber, and reinforcing pieces which are arranged in the low-smoke, halogen-free and anti-flaming protecting cover and at the two sides of the optical fiber, wherein the electric signal transmission unit is arranged outside the low-smoke, halogen-free and anti-flaming protecting cover of the optical signal transmission unit. Substantially, the photoelectric composite cable for FTTH is additionally provided with an electric signal unit based on a rubber wire cable, leads an optical cable unit and an electric cable unit to be respectively and independently arranged in the protecting layer, leads the middle rubber wire cable to have all advantages of the distribution of the wire indoors, reduces the link of the connection of the optical cable outdoors and indoors, is used for paving a plurality of pipelines outdoors, and is larger in practical applicability.
Description
Technical field
The utility model relates to a kind of communications optical cable, relates in particular to the optoelectronic composite cable of using during Fiber to the home (FTTH).
Background technology
The optical cable that adopts in the existing FTTH Access Network has two kinds of Fig. 1 and Fig. 2, and wherein, optical cable shown in Figure 1 mainly comprises optical signal transmission unit 10, signal of telecommunication transmission unit 20 and sheath unit 30.Wherein optical signal transmission unit 10 comprises optical fiber 101, fine cream 102 and PBT pine sleeve pipe 103 from the inside to the outside successively; But signal of telecommunication transmission unit 20 by holding wire 201, and the insulating barrier 202 of colouring discrimination form; Sheath unit 30 is followed successively by the cable cream 301 that blocks water, composite steel-plastic belt 302 and pe sheath 303 from inside to outside, and signal of telecommunication transmission unit 20 is arranged in the pe sheath 303.Shown in Figure 2 is layer-stranding cable, and it comprises that loose tube unit 40, center strengthen unit 50, holding wire unit 60 and above-mentioned three unit pack are overlayed on wherein sheath unit 70.Wherein, loose tube unit 40 comprises optical fiber 401, fine cream 402, PBT sleeve pipe 403; Holding wire unit 60 comprises copper conductor 601, insulating barrier 602; The sheath unit is followed successively by the cable cream 701 that blocks water, aluminium-plastic tape 702 and pe sheath 703 from inside to outside.There is following problem in above-mentioned two kinds of optical cables in manufacturing and use:
1, layer-twisted type composite rope shown in Figure 2 is applicable to big core number, long distance line, and its external diameter is bigger, and weight is heavier, construction inconvenience, and it is bigger to take up space.And the general required core number of leading in cable is less and distance is short, this structure seem some " heaviness ";
2, central tubular composite rope compact overall structure shown in Figure 1, two copper wire holding wires are bonded in the pe sheath, and optical fiber and copper wire all are difficult to out stripping;
3, all adopt the cable cream that blocks water to block water aspect vertically blocking water, be difficult for construction.
China is in the initial stage that 3G builds at present, and the application of optoelectronic composite cable was an inexorable trend during Fiber to the home.Therefore, the Application and Development of novel access optical cable has been promoted to schedule.
The utility model content
The utility model purpose is the optoelectronic composite cable that a kind of simple in structure, easy construction is provided in order to overcome the deficiencies in the prior art.
For achieving the above object, the technical solution adopted in the utility model is: a kind of FTTH optoelectronic composite cable, comprise the optical signal transmission unit, signal of telecommunication transmission unit and described optical signal transmission unit and signal of telecommunication transmission unit be coated on wherein sheath unit, described signal of telecommunication transmission unit is made up of copper conductor and the insulating barrier that is coated on the copper conductor periphery, described optical signal transmission unit comprises the optical fiber that is positioned at the center, be coated on the outer low-smoke halogen-free flame-retardant sheath of optical fiber and be arranged in the low-smoke halogen-free flame-retardant sheath and be positioned at the reinforcement of optical fiber both sides, described signal of telecommunication transmission unit is positioned at the low-smoke halogen-free flame-retardant sheath outside of described optical signal transmission unit.
According to technique scheme in the mode further implemented, described optical signal transmission cell cross-section is rectangle, and the low-smoke halogen-free flame-retardant sheath of adjacent optical fiber vertically on offer the recess that is easy to peel off.
Described low-smoke halogen-free flame-retardant sheath is one-body molded by extrusion molding.
Further, the both sides that described low-smoke halogen-free flame-retardant sheath is relative all offer recess, and described signal of telecommunication transmission unit has two, and two signal of telecommunication transmission units are near described indent setting, by this kind set-up mode, can reduce the radial dimension of cable, and structure is compact.
Described sheath unit is followed successively by water blocking layer, aluminium strip covering and polyethylene outer jacket from the inside to the outside.Optimally, described group of water layer is water blocking yarn.
Because the utilization of technique scheme, the utility model compared with prior art has following advantage: the utility model optoelectronic composite cable comes down to have increased signal of telecommunication unit on the basis of covered wire cable, make optical cable unit and cable unit independently be arranged in the sheath separately, the institute that middle covered wire cable has been inherited house wiring has superiority, reduced the link that outdoor inside cable continues simultaneously, also can be used for outdoor pipe and lay.Has bigger practicality.
Description of drawings
Accompanying drawing 1 is the viewgraph of cross-section of a kind of center type optoelectronic composite cable in the prior art;
Accompanying drawing 2 is the viewgraph of cross-section of another kind of layer stranded optical/electrical composite cable in the prior art;
Accompanying drawing 3 is the viewgraph of cross-section of the utility model optoelectronic composite cable;
Wherein: 80, optical signal transmission unit; 801, optical fiber; 802, low-smoke halogen-free flame-retardant sheath; 8021, recess; 803, reinforcement;
90, signal of telecommunication transmission unit; 901, copper conductor; 902, insulating barrier;
100, sheath unit; 110, group water layer; 120, aluminium strip covering; 130, polyethylene outer jacket;
Embodiment
Below in conjunction with accompanying drawing the utility model FTTH preferred embodiment is described in detail with optoelectronic composite cable:
Optoelectronic composite cable as shown in Figure 3 comprises optical signal transmission unit 80, signal of telecommunication transmission unit 90, coats the sheath unit 100 outside optical signal transmission unit 80 and the signal of telecommunication transmission unit 90.Wherein, described optical signal transmission unit comprises that the optical fiber 801 that is arranged in whole cable center, extrusion moulding are at the low-smoke halogen-free flame-retardant sheath 802 of described optical fiber 801 peripheries and be arranged on sheath 802 and be positioned at the metal or the non-metal reinforcement member 803 of optical fiber 801 both sides, described sheath 802 end faces are butterfly, promptly are formed with near optical fiber 801 places on sheath 802 longitudinal directions and are easy to recess 8021 that sheath is peeled off.The optical signal transmission unit 80 of said structure also can be described as covered wire cable.
But described signal of telecommunication transmission unit 90 comprises the copper conductor 901 that is used for transmission signals and is coated on the insulating barrier 902 of colouring discrimination on every side.In the present embodiment, signal of telecommunication transmission unit 90 has two, and two signal of telecommunication transmission units 90 are arranged on recess 8021 sides of optical signal transmission unit 80.
Described sheath unit 100 comprises water blocking layer 110, plastic-aluminum covering 120 and polyethylene outer jacket 130 from the inside to the outside successively.In the present embodiment, water blocking layer 110 is a water blocking yarn, water blocking yarn has stronger water absorbing properties, meeting water expands rapidly, by water blocking yarn being arranged on the innermost layer of sheath, thereby when having water to infiltrate in the sheath, water blocking yarn fills up the space between oversheath and the optical signal transmission unit 80, and anti-sealing continues to enter optical cable inside.And water blocking yarn itself is very light, so whole composite rope weight is lighter, replaces greasy for preventing water with it, has avoided overflowing of greasy for preventing water, thereby also brings convenience for construction.Plastic-aluminum covering 120 is indulged the peripheries that wrap in water blocking layer 110, has strengthened the horizontal retaining tidal energy power of composite rope again, has also strengthened the overall mechanical properties of composite rope simultaneously.
The optoelectronic composite cable of present embodiment has following advantage:
1, size is little, in light weight, and fiber cable laying is convenient, and cost is low, does not have fouls such as ointment when continuing, and is convenient to continue;
2, increased holding wire, material water-proof material, metal tape reinforcement and outer jacket on the basis of covered wire cable, its mechanical performance and water resistance are improved, and also can be used for outdoor pipe and lay;
3, optical transmission and electrical transmission are not disturbed mutually, the transmission of electricity requirement of can be widely used in the sub-district, building are interior, and its light harvesting fibre, transmission of electricity copper cash can solve critical problems such as broadband access, equipment electricity consumption, signal transmission in one.
4, Zhong Jian covered wire cable inherited house wiring the institute have superiority, reduced the link that outdoor inside cable continues simultaneously.
The foregoing description only is explanation technical conceive of the present utility model and characteristics; its purpose is to allow the personage who is familiar with this technology can understand content of the present utility model and enforcement according to this; can not limit protection range of the present utility model with this; number as optical fiber can be provided with different radicals according to the needs that use; holding wire also is not limited to two; all equivalences of being done according to the utility model spirit change or modify, and all should be encompassed within the protection range of the present utility model.
Claims (6)
1. FTTH optoelectronic composite cable, comprise optical signal transmission unit (80), signal of telecommunication transmission unit (90) and described optical signal transmission unit (80) and signal of telecommunication transmission unit (90) be coated on wherein sheath unit (100), described signal of telecommunication transmission unit (90) is made up of copper conductor (901) and the insulating barrier (902) that is coated on copper conductor (901) periphery, it is characterized in that: described optical signal transmission unit (80) comprises the optical fiber (801) that is positioned at the center, be coated on the outer low-smoke halogen-free flame-retardant sheath (802) of optical fiber (801) and be arranged in the low-smoke halogen-free flame-retardant sheath (802) and be positioned at the reinforcement (803) of optical fiber (801) both sides, described signal of telecommunication transmission unit (90) is positioned at low-smoke halogen-free flame-retardant sheath (802) outside of described optical signal transmission unit (80).
2. FTTH optoelectronic composite cable according to claim 1, it is characterized in that: described optical signal transmission unit (80) cross section is rectangle, and the low-smoke halogen-free flame-retardant sheath (802) of adjacent optical fiber (801) vertically on offer the recess (8021) that is easy to peel off.
3. FTTH optoelectronic composite cable according to claim 2 is characterized in that: described low-smoke halogen-free flame-retardant sheath (802) is one-body molded by extrusion molding.
4. FTTH optoelectronic composite cable according to claim 2, it is characterized in that: the both sides that described low-smoke halogen-free flame-retardant sheath (802) is relative all offer recess (8021), described signal of telecommunication transmission unit (90) has two, and two signal of telecommunication transmission units (90) are located to be provided with near described recess (8021).
5. FTTH optoelectronic composite cable according to claim 1 is characterized in that: described sheath unit (100) is followed successively by water blocking layer (110), aluminium strip covering (120) and polyethylene outer jacket (130) from the inside to the outside.
6. FTTH optoelectronic composite cable according to claim 5 is characterized in that: described group of water layer (100) is water blocking yarn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202252663U CN201717056U (en) | 2010-06-13 | 2010-06-13 | Photoelectric composite cable for FTTH |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202252663U CN201717056U (en) | 2010-06-13 | 2010-06-13 | Photoelectric composite cable for FTTH |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201717056U true CN201717056U (en) | 2011-01-19 |
Family
ID=43463063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202252663U Expired - Lifetime CN201717056U (en) | 2010-06-13 | 2010-06-13 | Photoelectric composite cable for FTTH |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201717056U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102568693A (en) * | 2010-12-29 | 2012-07-11 | 山东太平洋光缆有限公司 | Optical fiber composite low-voltage insulation cable for indoor connection |
| CN104730669A (en) * | 2015-04-23 | 2015-06-24 | 龚利芬 | Butterfly-shaped access optical cable and method for manufacturing same |
| CN105097078A (en) * | 2015-08-28 | 2015-11-25 | 长飞光纤光缆股份有限公司 | Photoelectric composite cable and manufacturing method thereof |
| CN108320848A (en) * | 2017-12-20 | 2018-07-24 | 安徽华能电缆集团有限公司 | A kind of charging high tensile thermostable fluorine plastic cable |
| CN112086232A (en) * | 2020-09-30 | 2020-12-15 | 浙江东通光网物联科技有限公司 | An optoelectronic hybrid cable with high tensile strength and monitoring of water seepage |
-
2010
- 2010-06-13 CN CN2010202252663U patent/CN201717056U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102568693A (en) * | 2010-12-29 | 2012-07-11 | 山东太平洋光缆有限公司 | Optical fiber composite low-voltage insulation cable for indoor connection |
| CN104730669A (en) * | 2015-04-23 | 2015-06-24 | 龚利芬 | Butterfly-shaped access optical cable and method for manufacturing same |
| CN107121746A (en) * | 2015-04-23 | 2017-09-01 | 龚利芬 | A kind of butterfly leading in cable and preparation method |
| CN104730669B (en) * | 2015-04-23 | 2017-11-07 | 杭州七友通信科技有限公司 | Butterfly leading in cable and preparation method |
| CN107121746B (en) * | 2015-04-23 | 2019-04-05 | 苏州胜信光电科技有限公司 | A kind of butterfly leading in cable and production method |
| CN105097078A (en) * | 2015-08-28 | 2015-11-25 | 长飞光纤光缆股份有限公司 | Photoelectric composite cable and manufacturing method thereof |
| CN108320848A (en) * | 2017-12-20 | 2018-07-24 | 安徽华能电缆集团有限公司 | A kind of charging high tensile thermostable fluorine plastic cable |
| CN112086232A (en) * | 2020-09-30 | 2020-12-15 | 浙江东通光网物联科技有限公司 | An optoelectronic hybrid cable with high tensile strength and monitoring of water seepage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: TONGDING INTERCONNECTION INFORMATION CO., LTD. Free format text: FORMER NAME: JIANGSU TONGDING OPTICAL + ELECTRIC TECHNOLOGY CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: Wujiang Zhenze Town District of Suzhou City, Jiangsu province 215233 eight Xiaoping Avenue No. 8 Patentee after: The logical interconnected information limited company of ancient cooking vessel Address before: 215233 Wujiang City, Jiangsu Province eight Zhenze Town Development Zone Xiaoping Road No. 18 Patentee before: Jiangsu Tongding Optical & Electric Technology Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110119 |
|
| CX01 | Expiry of patent term |