CN102314968A - PFTTH (power fiber to the home) cable - Google Patents
PFTTH (power fiber to the home) cable Download PDFInfo
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- CN102314968A CN102314968A CN201110181217A CN201110181217A CN102314968A CN 102314968 A CN102314968 A CN 102314968A CN 201110181217 A CN201110181217 A CN 201110181217A CN 201110181217 A CN201110181217 A CN 201110181217A CN 102314968 A CN102314968 A CN 102314968A
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- 239000000835 fiber Substances 0.000 title claims abstract description 10
- 239000004020 conductor Substances 0.000 claims abstract description 89
- 230000003287 optical effect Effects 0.000 claims abstract description 48
- 239000013307 optical fiber Substances 0.000 claims description 93
- 230000002787 reinforcement Effects 0.000 claims description 34
- 230000004888 barrier function Effects 0.000 claims description 24
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 17
- 229920000098 polyolefin Polymers 0.000 claims description 17
- 239000000779 smoke Substances 0.000 claims description 17
- 239000004698 Polyethylene Substances 0.000 claims description 15
- -1 polyethylene Polymers 0.000 claims description 15
- 229920000573 polyethylene Polymers 0.000 claims description 15
- 239000004411 aluminium Substances 0.000 claims description 12
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 12
- 229910052782 aluminium Inorganic materials 0.000 claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000011248 coating agent Substances 0.000 claims description 10
- 238000000576 coating method Methods 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 239000010949 copper Substances 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000011152 fibreglass Substances 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 6
- 238000009413 insulation Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000007799 cork Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
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Abstract
The invention belongs to the technical field of combination of wire cables and electric power and provides a PFTTH (power fiber to the home) cable. The PFTTH cable is characterized by comprising a first insulated conducting wire, a second insulated conducting wire, a butterfly optical cable, a first outer protection layer, a second outer protection layer, a third outer protection layer and a cavity, wherein the first outer protection layer covers the first insulated conducting wire; the second outer protection layer covers the second insulated conducting wire; the third outer protection layer covers the butterfly optical cable; the cavity is arranged in the third outer protection layer and can accommodate the butterfly optical cable; the first insulated conducting wire and the second insulated conducting wire are respectively arranged at the two sides of the butterfly optical cable; the first outer protection layer, the second outer protection layer and the third outer protection layer are in a one-body shape; and on any plane which is vertical to the axis of a first conductor, the outer edge of the third protection layer protrudes towards the cavity. According to the invention, the problems in the prior art that the cable is difficult to lay and tear out and the fiber density is low can be solved; and the PFTTH cable provided by the invention has the beneficial effects of stable heating performance, modularization, easiness for laying, producing, laying and constructing and the like.
Description
Technical field
The invention belongs to cable and power technology field, especially relate to a kind of power optical fiber and use cable to the family.
Background technology
Along with fast development of information technology, the transmission of high-bandwidth information is more and more paid attention to by people, and the application in broadband is also universal day by day; By the first quarter in 2010, global broadband user reached 4.85 hundred million families, and wherein FTTX user rises to 0.65 hundred million family; Domesticly end the first quarter in 2010, the broadband user reaches 1.09 hundred million families, and wherein FTTX user rises to 0.15 hundred million family; Because FTTX has than DSL faster rate and more is prone to the factors such as scheme of upgrading, so the development of FTTX will be very fast in several years of future.
Along with the propelling of China's integration of three networks and the develop rapidly of electricity market, domestic power optical fiber inserts to the family and progressively emerges.Electric power has reached irreplaceable stage as the necessity of human being's production, life, no matter be newly-built building or original building, all need insert electric power, all needs the access of cable; And existing telecommunications, UNICOM, broadcasting and TV, move, operator such as Tie Tong, the transmission of its signal mainly depends on the communication line that self constantly sets up, so the cost of its input is quite surprising; Just because of convenience and generality that electric power inserts, therefore, for newly-built building, when cable laying, if can lay the cable that is fit to high-speed communication simultaneously, that later stage that will reduce user and operator widely drops into; For old building, because the circuit that just had electric power to get into originally only needs upgrading to change and gets final product.
For this reason; Domestic had relevant research to corresponding cable; Like patent name be: a kind of Optical Fiber Composite fire resistant flexible power cable, notification number CN201868144U, it discloses several conductors, inorganic insulation layer, and several conductors are arranged in parallel; The every conductor outside all is enclosed with inorganic insulation layer, and the gap between the inorganic insulation layer of several conductors is filled with an Optical Fiber Transmission unit; The outside is enclosed with belting layer, inner restrictive coating, external sheath layer successively; Gap between the inorganic insulation layer of belting layer and several conductors is provided with filler; To be that mica tape is wrapped form belting layer, and the inner restrictive coating material adopts seamless wrinkle copper, and the filler material is an inorfil.This patent light harvesting fibre and power transmission and distribution cable have been avoided the secondary wiring, have reduced operating expenses, and the networking expense is low; Provide huge bandwidth to insert; Yet, since its external diameter thick, open factors such as stripping is inconvenient, construction inconvenience, so fail the large-scale promotion use; For another example; Patent name is: composite optical cable, notification number CN2689263; It discloses a kind of composite optical cable that has transmission of electricity or transmission of electric signals function concurrently; It comprises cable core 10, a pair of excellent conductive performance and the conductor lines 20 that can tolerate certain voltage of having of cable core 10 both sides, the oversheath 30 outside cable core 10 and conductor lines 20 of laying respectively at; Cable core 10 comprises optical fiber 101 and is nested with the tight sleeve layer 102 outside optical fiber 101 that characteristics are: described tight sleeve layer 102 no unoccupied places are wrapped in outside the optical fiber 101; The straight warp of described conductor lines 20 is greater than the diameter of cable core 10; This patent has to need not to use fills cable cream, lateral pressure resistant, counter-bending effective advantage; But it is very poor that it opens the stripping aspect of performance, and the quantity of its receiving optical fiber is merely single, so can not satisfy the requirement of high capacity communication.
Summary of the invention
In order to address the above problem, the purpose of this invention is to provide a kind of power optical fiber and use cable to the family, it adopts following technical scheme to realize:
A kind of power optical fiber is used cable to the family, it is characterized in that it comprises: by first conductor 11 and envelope first insulated conductor that first insulating barrier 12 of first conductor constitutes, by second conductor 21 and envelope second insulated conductor that second insulating barrier 22 of second conductor constitutes, butterfly optical cable 5, envelope first insulated conductor first outer jacket 13, envelope second insulated conductor second outer jacket 23, envelope the 3rd outer jacket 3 of butterfly optical cable and be positioned within the 3rd outer jacket and cavity 4 that can hold said butterfly optical cable; First insulated conductor, second insulated conductor, butterfly optical cable spatially are parallel distribution, and first insulated conductor, second insulated conductor lay respectively at the both sides of butterfly optical cable; First outer jacket 13, second outer jacket 23, the 3rd outer jacket 3 are integrated; The first outer jacket outer rim is that arc contacts with the 3rd outer jacket outer rim, and the second outer jacket outer rim is that arc contacts with the 3rd outer jacket outer rim; On the perpendicular plane of arbitrary and the first conductor axis, the outer rim of the 3rd outer jacket is protruded to cavity.
Above-mentioned said power optical fiber is used cable to the family, it is characterized in that said butterfly optical cable is made up of optical fiber 54 and the restrictive coating 51 that is positioned at first reinforcement 53 and second reinforcement 52 of the optical fiber left and right sides and envelopes optical fiber, first reinforcement, second reinforcement; The axis of optical fiber, first reinforcement, second reinforcement is in same plane; About optical fiber, have leg-of-mutton first tearing port 56 and leg-of-mutton second tearing port 55 on the restrictive coating of both sides.
Above-mentioned said power optical fiber use cable to the family, it is characterized in that said cavity directly over have the first passage 14 of a sidewall of perforation first outer jacket; Has the second channel 24 that connects a sidewall of second outer jacket under the said cavity.
Above-mentioned said power optical fiber is used cable to the family, it is characterized in that said the 3rd outer jacket, has towards cavity and does not extend through the external tearing port 6 of cavity.
Above-mentioned said power optical fiber is used cable to the family, it is characterized in that said optical fiber is G.652 type or G.655 type or G.657 type or multimode fiber type.
Above-mentioned said power optical fiber is used cable to the family, it is characterized in that said first reinforcement is steel wire or fiberglass reinforced plastics; Said second reinforcement is steel wire or fiberglass reinforced plastics.
Above-mentioned said power optical fiber is used cable to the family, it is characterized in that said first conductor is single copper wire or single aluminium wire or intertwist body that is twisted into by many copper wires or the intertwist body that is twisted into by multiple aluminium wire; Said second conductor is single copper wire or single aluminium wire or intertwist body that is twisted into by many copper wires or the intertwist body that is twisted into by multiple aluminium wire.
Above-mentioned said power optical fiber is used cable to the family, it is characterized in that said first insulating barrier is PVC or polyethylene or low-smoke halogen-free polyolefin; Said second insulating barrier is PVC or polyethylene or low-smoke halogen-free polyolefin.
Above-mentioned said power optical fiber is used cable to the family, it is characterized in that said first outer jacket is PVC or polyethylene or low-smoke halogen-free polyolefin, and first outer sheath material and first insulating barrier are material different; Said second outer jacket is PVC or polyethylene or low-smoke halogen-free polyolefin, and second outer sheath material and second insulating barrier are material different; Said the 3rd outer jacket is PVC or polyethylene or low-smoke halogen-free polyolefin; And first outer jacket, second outer jacket, the 3rd outer jacket are identical materials.
Above-mentioned said power optical fiber is used cable to the family, it is characterized in that the sectional dimension of said cavity meets: 3.25mm≤length≤4.2mm, 2.25mm≤wide≤2.2mm; The sectional dimension of said butterfly optical cable meets: 2.8mm≤length≤3.2mm, 1.8mm≤wide≤2.2mm.
Above-mentioned said power optical fiber is used cable to the family, it is characterized in that the optical fiber in the said butterfly optical cable is 1 or 2 or 4 and independent distribution.
Above-mentioned said power optical fiber is used cable to the family, it is characterized in that optical fiber in the said butterfly optical cable is 2 or 4 or 6 and is distributed in the fibre ribbon.
Above-mentioned said power optical fiber is used cable to the family, it is characterized in that said first tearing port is over against first insulated conductor; Said second tearing port is over against second insulated conductor.
Further, above-mentioned described power optical fiber is used cable to the family, it is characterized in that said first tearing port and second tearing port are over against the 3rd outer jacket.
Above-mentioned said power optical fiber is used cable to the family; It is characterized in that appointing and get 1 meter length cables, an end loads 100N load and fixing vertically, make the other end of cable around an end do ± 90 degree are to reverse for 1 time; After reversing 30 times; When said cable was got back to original position: first insulated conductor did not separate with first outer jacket, and second insulated conductor does not separate with second outer jacket, and said the 3rd outer jacket does not ftracture; Additional attenuation≤the 0.03dB of said optical fiber.
Above-mentioned said power optical fiber is used cable to the family, it is characterized in that said first outer jacket is fixed, and draws second outer jacket to the power value scope that tears apart the 3rd outer jacket and is [20N, 50N].
Above-mentioned said power optical fiber is used cable to the family, and the minimum range that it is characterized in that said external tearing port and cavity inner wall is 0.4mm.
Among the present invention, because butterfly optical cable has been put into the cavity of cable, so greatly reduce the direct influence of heating for the performance of optical fiber; Because the ingenious property of structural design makes cable have good tear resistance; Setting up of external tearing port can make the present invention not need specific purpose tool just can be torn like a cork, so construction is more convenient, in addition, owing to can place multifiber in the butterfly optical cable, so message capacity increases greatly; The present invention makes simply, not only can be integrated; Can also be modular, partly penetrate butterfly optical cable in the cavity in use; In addition, first passage, and the existence of second channel, cable is torn outside the 3rd outer jacket after, peel off first outer jacket and first outer jacket easily.
The present invention can be applied in the electric power/broadband access of new building; Can also be used for existing building, and other occasion that can imagine.
Description of drawings
Fig. 1 is the cross-sectional structure sketch map of embodiment 1 of the present invention;
Fig. 2 is the cross-sectional structure sketch map of the butterfly cable part of embodiment 1 of the present invention;
Fig. 3 is the perspective view after the partly cut-away of embodiment 1 of the present invention;
Fig. 4 is the cross-sectional structure sketch map of embodiment 2 of the present invention;
Fig. 5 is the cross-sectional structure sketch map of embodiment 3 of the present invention.
Embodiment
Below in conjunction with accompanying drawing the present invention is described in further detail.
Embodiment 1
See also Fig. 1 to Fig. 3; A kind of power optical fiber is used cable to the family, it is characterized in that it comprises: by first conductor 11 and envelope first insulated conductor that first insulating barrier 12 of first conductor constitutes, by second conductor 21 and envelope second insulated conductor that second insulating barrier 22 of second conductor constitutes, butterfly optical cable 5, envelope first insulated conductor first outer jacket 13, envelope second insulated conductor second outer jacket 23, envelope the 3rd outer jacket 3 of butterfly optical cable and be positioned within the 3rd outer jacket and cavity 4 that can hold said butterfly optical cable; First insulated conductor, second insulated conductor, butterfly optical cable spatially are parallel distribution, and first insulated conductor, second insulated conductor lay respectively at the both sides of butterfly optical cable; First outer jacket 13, second outer jacket 23, the 3rd outer jacket 3 are integrated; The first outer jacket outer rim is that arc contacts with the 3rd outer jacket outer rim, and the second outer jacket outer rim is that arc contacts with the 3rd outer jacket outer rim; On the perpendicular plane of arbitrary and the first conductor axis, the outer rim of the 3rd outer jacket is protruded to cavity; Said butterfly optical cable is made up of optical fiber 54 and the restrictive coating 51 that is positioned at first reinforcement 53 and second reinforcement 52 of the optical fiber left and right sides and envelopes optical fiber, first reinforcement, second reinforcement; The axis of optical fiber, first reinforcement, second reinforcement is in same plane; About optical fiber, have leg-of-mutton first tearing port 56 and leg-of-mutton second tearing port 55 on the restrictive coating of both sides; Has the first passage 14 that connects a sidewall of first outer jacket directly over the said cavity; Has the second channel 24 that connects a sidewall of second outer jacket under the said cavity; Optical fiber is type G.657; First reinforcement is a steel wire; Second reinforcement is a steel wire; First conductor is single copper wire; Second conductor is single copper wire; First insulating barrier is PVC; Second insulating barrier is PVC; First outer jacket, second outer jacket, the 3rd outer jacket all are low-smoke halogen-free polyolefin; The sectional dimension of said cavity meets: 3.25mm≤length≤4.2mm, 2.25mm≤wide≤2.2mm; The sectional dimension of said butterfly optical cable meets: 2.8mm≤length≤3.2mm, 1.8mm≤wide≤2.2mm; Optical fiber in the said butterfly optical cable is 1; Said first tearing port is over against first insulated conductor; Second tearing port is over against second insulated conductor; Said power optical fiber is used cable to the family; It is characterized in that appointing and get 1 meter length cables, an end loads 100N load and fixing vertically, make the other end of cable around an end do ± 90 degree are to reverse for 1 time; After reversing 30 times; When said cable was got back to original position: first insulated conductor did not separate with first outer jacket, and second insulated conductor does not separate with second outer jacket, and said the 3rd outer jacket does not ftracture; Additional attenuation≤the 0.03dB of said optical fiber; Said first outer jacket is fixed, drawn second outer jacket to the power value scope that tears apart the 3rd outer jacket and be [20N, 50N].
Embodiment 2
Ask for an interview Fig. 4; And referring to figs. 1 to Fig. 3; A kind of power optical fiber is used cable to the family, it is characterized in that it comprises: by first conductor 11 and envelope first insulated conductor that first insulating barrier 12 of first conductor constitutes, by second conductor 21 and envelope second insulated conductor that second insulating barrier 22 of second conductor constitutes, butterfly optical cable 5, envelope first insulated conductor first outer jacket 13, envelope second insulated conductor second outer jacket 23, envelope the 3rd outer jacket 3 of butterfly optical cable and be positioned within the 3rd outer jacket and cavity 4 that can hold said butterfly optical cable; First insulated conductor, second insulated conductor, butterfly optical cable spatially are parallel distribution, and first insulated conductor, second insulated conductor lay respectively at the both sides of butterfly optical cable; First outer jacket 13, second outer jacket 23, the 3rd outer jacket 3 are integrated; The first outer jacket outer rim is that arc contacts with the 3rd outer jacket outer rim, and the second outer jacket outer rim is that arc contacts with the 3rd outer jacket outer rim; On the perpendicular plane of arbitrary and the first conductor axis, the outer rim of the 3rd outer jacket is protruded to cavity; Said butterfly optical cable is made up of optical fiber 54 and the restrictive coating 51 that is positioned at first reinforcement 53 and second reinforcement 52 of the optical fiber left and right sides and envelopes optical fiber, first reinforcement, second reinforcement; The axis of optical fiber, first reinforcement, second reinforcement is in same plane; About optical fiber, have leg-of-mutton first tearing port 56 and leg-of-mutton second tearing port 55 on the restrictive coating of both sides; Optical fiber is type G.657; First reinforcement is a steel wire; Second reinforcement is a steel wire; First conductor is single copper wire; Second conductor is single copper wire; First insulating barrier is PVC; Second insulating barrier is PVC; First outer jacket, second outer jacket, the 3rd outer jacket all are low-smoke halogen-free polyolefin; The sectional dimension of said cavity meets: 3.25mm≤length≤4.2mm, 2.25mm≤wide≤2.2mm; The sectional dimension of said butterfly optical cable meets: 2.8mm≤length≤3.2mm, 1.8mm≤wide≤2.2mm; Optical fiber in the said butterfly optical cable is 1; Said first tearing port is over against first insulated conductor; Second tearing port is over against second insulated conductor; Said power optical fiber is used cable to the family; It is characterized in that appointing and get 1 meter length cables, an end loads 100N load and fixing vertically, make the other end of cable around an end do ± 90 degree are to reverse for 1 time; After reversing 30 times; When said cable was got back to original position: first insulated conductor did not separate with first outer jacket, and second insulated conductor does not separate with second outer jacket, and said the 3rd outer jacket does not ftracture; Additional attenuation≤the 0.03dB of said optical fiber; Said first outer jacket is fixed, drawn second outer jacket to the power value scope that tears apart the 3rd outer jacket and be [20N, 50N].
Above-mentioned said power optical fiber use cable to the family, it is characterized in that said cavity directly over also can have the first passage 14 of a sidewall of perforation first outer jacket; Also can have the second channel 24 that connects a sidewall of second outer jacket under the said cavity.
Ask for an interview Fig. 5, and referring to figs. 1 to Fig. 3, a kind of power optical fiber is used cable to the family, and basically with embodiment 1, difference is the 3rd outer jacket, has towards cavity and does not extend through the external tearing port 6 of cavity; The minimum range of external tearing port and cavity inner wall is 0.4mm.
Certainly, power optical fiber described in above-mentioned arbitrary embodiment is used cable to the family, it is characterized in that said the 3rd outer jacket, has towards cavity and does not extend through the external tearing port 6 of cavity.
Certainly, power optical fiber described in above-mentioned arbitrary embodiment is used cable to the family, it is characterized in that said optical fiber is G.652 type or G.655 type or G.657 type or multimode fiber type.
Certainly, power optical fiber described in above-mentioned arbitrary embodiment is used cable to the family, it is characterized in that said first reinforcement is steel wire or fiberglass reinforced plastics; Said second reinforcement is steel wire or fiberglass reinforced plastics.
Certainly, power optical fiber described in above-mentioned arbitrary embodiment is used cable to the family, it is characterized in that said first conductor is single copper wire or single aluminium wire or intertwist body that is twisted into by many copper wires or the intertwist body that is twisted into by multiple aluminium wire; Said second conductor is single copper wire or single aluminium wire or intertwist body that is twisted into by many copper wires or the intertwist body that is twisted into by multiple aluminium wire.
Certainly, power optical fiber described in above-mentioned arbitrary embodiment is used cable to the family, it is characterized in that said first insulating barrier is PVC or polyethylene or low-smoke halogen-free polyolefin; Said second insulating barrier is PVC or polyethylene or low-smoke halogen-free polyolefin.
Certainly, power optical fiber described in above-mentioned arbitrary embodiment is used cable to the family, it is characterized in that said first outer jacket is PVC or polyethylene or low-smoke halogen-free polyolefin, and first outer sheath material and first insulating barrier are material different; Said second outer jacket is PVC or polyethylene or low-smoke halogen-free polyolefin, and second outer sheath material and second insulating barrier are material different; Said the 3rd outer jacket is PVC or polyethylene or low-smoke halogen-free polyolefin; And first outer jacket, second outer jacket, the 3rd outer jacket are identical materials.
Certainly, power optical fiber described in above-mentioned arbitrary embodiment is used cable to the family, it is characterized in that the optical fiber in the said butterfly optical cable is 1 or 2 or 4 and independent distribution.
Certainly, power optical fiber described in above-mentioned arbitrary embodiment is used cable to the family, it is characterized in that optical fiber in the said butterfly optical cable is 2 or 4 or 6 and is distributed in the fibre ribbon.
Certainly, power optical fiber described in above-mentioned arbitrary embodiment is used cable to the family, it is characterized in that said first tearing port is over against first insulated conductor; Said second tearing port is over against second insulated conductor.
Certainly, power optical fiber described in above-mentioned arbitrary embodiment is used cable to the family, it is characterized in that said first tearing port and second tearing port can also be over against the 3rd outer jackets.
Certainly, power optical fiber described in above-mentioned arbitrary embodiment is used cable to the family, and the minimum range that it is characterized in that said external tearing port and cavity inner wall is 0.4mm.
Among the present invention, because butterfly optical cable has been put into the cavity of cable, so greatly reduce the direct influence of heating for the performance of optical fiber; Because the ingenious property of structural design makes cable have good tear resistance; Setting up of external tearing port can make the present invention not need specific purpose tool just can be torn like a cork, so construction is more convenient, in addition, owing to can place multifiber in the butterfly optical cable, so message capacity increases greatly; The present invention makes simply, not only can be integrated; Can also be modular, partly penetrate butterfly optical cable in the cavity in use; In addition, first passage, and the existence of second channel, cable is torn outside the 3rd outer jacket after, peel off first outer jacket and first outer jacket easily.
The present invention can be applied in the electric power/broadband access of new building; Can also be used for existing building, and other occasion that can imagine.
The present invention is not limited to above-mentioned preferred forms, should be appreciated that design of the present invention can be by other various forms enforcement utilizations, and they drop in protection scope of the present invention equally.
Claims (10)
1. a power optical fiber use cable to the family, it is characterized in that it comprises: by first conductor (11) and envelope first insulated conductor that first insulating barrier (12) of first conductor constitutes, by second conductor (21) and envelope second insulating barrier (22) formation of second conductor second insulated conductor, a butterfly optical cable (5), envelope first insulated conductor first outer jacket (13), envelope second insulated conductor second outer jacket (23), envelope the 3rd outer jacket (3) of butterfly optical cable and be positioned at cavity within the 3rd outer jacket and that can hold said butterfly optical cable (4); First insulated conductor, second insulated conductor, butterfly optical cable spatially are parallel distribution, and first insulated conductor, second insulated conductor lay respectively at the both sides of butterfly optical cable; First outer jacket (13), second outer jacket (23), the 3rd outer jacket (3) are integrated; The first outer jacket outer rim is that arc contacts with the 3rd outer jacket outer rim, and the second outer jacket outer rim is that arc contacts with the 3rd outer jacket outer rim; On the perpendicular plane of arbitrary and the first conductor axis, the outer rim of the 3rd outer jacket is protruded to cavity; Said butterfly optical cable is made up of optical fiber (54) and the restrictive coating (51) that is positioned at first reinforcement (53) and second reinforcement (52) of the optical fiber left and right sides and envelopes optical fiber, first reinforcement, second reinforcement; The axis of optical fiber, first reinforcement, second reinforcement is in same plane; About optical fiber, have leg-of-mutton first tearing port (56) and leg-of-mutton second tearing port (55) on the restrictive coating of both sides; Appoint and get 1 meter length cables; One end loads 100N load and fixing vertically; Make the other end of cable around an end do ± 90 degree are to reverse for 1 time, reverse 30 times after, when said cable was got back to original position: first insulated conductor did not separate with first outer jacket; Second insulated conductor does not separate with second outer jacket, and said the 3rd outer jacket does not ftracture; Additional attenuation≤the 0.03dB of said optical fiber; Said first outer jacket is fixed, drawn second outer jacket to the power value scope that tears apart the 3rd outer jacket and be [20N, 50N].
2. use cable according to the said power optical fiber of claim 1 to the family, it is characterized in that said cavity directly over have the first passage (14) of a sidewall of perforation first outer jacket; Has the second channel (24) that connects a sidewall of second outer jacket under the said cavity.
3. use cable according to claim 1 or 2 said any power optical fibers to the family, it is characterized in that said the 3rd outer jacket, have towards cavity and do not extend through the external tearing port (6) of cavity.
4. use cable according to said any power optical fiber of claim 1 to 3 to the family, it is characterized in that said optical fiber is G.652 type or G.655 type or G.657 type or multimode fiber type; Said first reinforcement is steel wire or fiberglass reinforced plastics; Said second reinforcement is steel wire or fiberglass reinforced plastics.
5. use cable according to said any power optical fiber of claim 1 to 3 to the family, it is characterized in that said first conductor is single copper wire or single aluminium wire or intertwist body that is twisted into by many copper wires or the intertwist body that is twisted into by multiple aluminium wire; Said second conductor is single copper wire or single aluminium wire or intertwist body that is twisted into by many copper wires or the intertwist body that is twisted into by multiple aluminium wire.
6. use cable according to said any power optical fiber of claim 1 to 3 to the family, it is characterized in that said first insulating barrier is PVC or polyethylene or low-smoke halogen-free polyolefin; Said second insulating barrier is PVC or polyethylene or low-smoke halogen-free polyolefin; Said first outer jacket is PVC or polyethylene or low-smoke halogen-free polyolefin, and first outer sheath material and first insulating barrier are material different; Said second outer jacket is PVC or polyethylene or low-smoke halogen-free polyolefin, and second outer sheath material and second insulating barrier are material different; Said the 3rd outer jacket is PVC or polyethylene or low-smoke halogen-free polyolefin; And first outer jacket, second outer jacket, the 3rd outer jacket are identical materials; The sectional dimension of cavity meets: 3.25mm≤length≤4.2mm, 2.25mm≤wide≤2.2mm; The sectional dimension of said butterfly optical cable meets: 2.8mm≤length≤3.2mm, 1.8mm≤wide≤2.2mm.
7. use cable according to said any power optical fiber of claim 1 to 3 to the family, it is characterized in that the optical fiber in the said butterfly optical cable is 1 or 2 or 4 and independent distribution.
8. use cable according to said any power optical fiber of claim 1 to 3 to the family, it is characterized in that optical fiber in the said butterfly optical cable is 2 or 4 or 6 and is distributed in the fibre ribbon.
9. use cable according to the said power optical fiber of claim 1 to 3 to the family, it is characterized in that said first tearing port be over against first insulated conductor and second tearing port be over against the 3rd outer jacket over against perhaps said first tearing port of second insulated conductor and second tearing port.
10. use cable according to the said power optical fiber of claim 3 to the family, the minimum range that it is characterized in that said external tearing port and cavity inner wall is 0.4mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110181217 CN102314968B (en) | 2011-06-29 | 2011-06-29 | PFTTH (power fiber to the home) cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110181217 CN102314968B (en) | 2011-06-29 | 2011-06-29 | PFTTH (power fiber to the home) cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102314968A true CN102314968A (en) | 2012-01-11 |
| CN102314968B CN102314968B (en) | 2013-06-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110181217 Expired - Fee Related CN102314968B (en) | 2011-06-29 | 2011-06-29 | PFTTH (power fiber to the home) cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102314968B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102682891A (en) * | 2012-05-04 | 2012-09-19 | 常熟泓淋电线电缆有限公司 | Separable photovoltaic cable with multiple cores parallelly distributed |
| CN102800418A (en) * | 2012-08-14 | 2012-11-28 | 江苏通鼎光电科技有限公司 | Butterfly photoelectric composite digital communication cable |
| CN103714909A (en) * | 2013-12-30 | 2014-04-09 | 江苏俊知光电通信有限公司 | Nylon photoelectric butterfly-shaped cable and manufacturing method thereof |
| CN104882209A (en) * | 2015-06-09 | 2015-09-02 | 尹红 | Halogen-free flame-retardant fireproof cable |
| CN105161165A (en) * | 2015-09-25 | 2015-12-16 | 苏州国华特种线材有限公司 | Splayed cable |
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| CN102682891A (en) * | 2012-05-04 | 2012-09-19 | 常熟泓淋电线电缆有限公司 | Separable photovoltaic cable with multiple cores parallelly distributed |
| CN102800418A (en) * | 2012-08-14 | 2012-11-28 | 江苏通鼎光电科技有限公司 | Butterfly photoelectric composite digital communication cable |
| CN103714909B (en) * | 2013-12-30 | 2016-01-20 | 江苏俊知光电通信有限公司 | A kind of nylon photoelectric butterfly cable and preparation method thereof |
| CN103714909A (en) * | 2013-12-30 | 2014-04-09 | 江苏俊知光电通信有限公司 | Nylon photoelectric butterfly-shaped cable and manufacturing method thereof |
| CN106024141A (en) * | 2015-06-09 | 2016-10-12 | 灏圭孩 | Halogen-free flame-retardant fireproof cable used for subway |
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| CN105869737A (en) * | 2015-06-09 | 2016-08-17 | 苏州高精特专信息科技有限公司 | Halogen-free flame retardant fireproof cable for communication machine room |
| CN105931744A (en) * | 2015-06-09 | 2016-09-07 | 灏圭孩 | Halogen-free flame-retardant fireproof power cable for tunnel |
| CN106024157A (en) * | 2015-06-09 | 2016-10-12 | 灏圭孩 | Flame-retardant fireproof cable |
| CN104882209A (en) * | 2015-06-09 | 2015-09-02 | 尹红 | Halogen-free flame-retardant fireproof cable |
| CN104882209B (en) * | 2015-06-09 | 2017-01-18 | 国网山东省电力公司费县供电公司 | Halogen-free flame-retardant fireproof cable |
| CN106098220A (en) * | 2015-06-09 | 2016-11-09 | 苏州高精特专信息科技有限公司 | A kind of fire protection flame retarding cable |
| CN106098221A (en) * | 2015-06-09 | 2016-11-09 | 灏圭孩 | A kind of rack halogen-free flameproof fireproof cable |
| CN106128573A (en) * | 2015-06-09 | 2016-11-16 | 灏圭孩 | A kind of rack flexible structure halogen-free flameproof fire proof power cable |
| CN106128611A (en) * | 2015-06-09 | 2016-11-16 | 灏圭孩 | A kind of power network halogen-free flameproof fire proof power cable |
| CN106128578A (en) * | 2015-06-09 | 2016-11-16 | 灏圭孩 | A kind of halogen-free flameproof fire proof power cable for building |
| CN105161165A (en) * | 2015-09-25 | 2015-12-16 | 苏州国华特种线材有限公司 | Splayed cable |
| CN109782402A (en) * | 2016-07-15 | 2019-05-21 | 杭州富通通信技术股份有限公司 | A kind of butterfly optical cable |
| CN109782402B (en) * | 2016-07-15 | 2020-09-29 | 杭州富通通信技术股份有限公司 | Butterfly-shaped optical cable |
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