CN114280744B - Optical fiber composite cable and preparation method and application thereof - Google Patents
Optical fiber composite cable and preparation method and application thereof Download PDFInfo
- Publication number
- CN114280744B CN114280744B CN202111615993.XA CN202111615993A CN114280744B CN 114280744 B CN114280744 B CN 114280744B CN 202111615993 A CN202111615993 A CN 202111615993A CN 114280744 B CN114280744 B CN 114280744B
- Authority
- CN
- China
- Prior art keywords
- layer
- optical fiber
- composite cable
- nickel
- based alloy
- Prior art date
- 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.)
- Active
Links
- 239000013307 optical fiber Substances 0.000 title claims abstract description 114
- 239000002131 composite material Substances 0.000 title claims abstract description 60
- 238000002360 preparation method Methods 0.000 title abstract description 23
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 109
- 239000000956 alloy Substances 0.000 claims abstract description 58
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 58
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 55
- 239000011248 coating agent Substances 0.000 claims abstract description 43
- 238000000576 coating method Methods 0.000 claims abstract description 43
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 35
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims description 42
- 229920006231 aramid fiber Polymers 0.000 claims description 27
- 229920002313 fluoropolymer Polymers 0.000 claims description 24
- 229910000831 Steel Inorganic materials 0.000 claims description 19
- 239000010959 steel Substances 0.000 claims description 19
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 17
- 238000009940 knitting Methods 0.000 claims description 14
- 229920002635 polyurethane Polymers 0.000 claims description 14
- 239000004814 polyurethane Substances 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 13
- 235000012239 silicon dioxide Nutrition 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 10
- 239000013078 crystal Substances 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 239000010453 quartz Substances 0.000 claims description 9
- 239000004760 aramid Substances 0.000 claims description 6
- 238000009954 braiding Methods 0.000 claims description 6
- -1 polytetrafluoroethylene Polymers 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 4
- 239000000377 silicon dioxide Substances 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 3
- 239000011737 fluorine Substances 0.000 claims description 3
- 229910052731 fluorine Inorganic materials 0.000 claims description 3
- 239000004811 fluoropolymer Substances 0.000 claims description 3
- 229910010272 inorganic material Inorganic materials 0.000 claims description 3
- 239000011147 inorganic material Substances 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 238000009489 vacuum treatment Methods 0.000 claims description 3
- 238000005491 wire drawing Methods 0.000 claims description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052796 boron Inorganic materials 0.000 claims description 2
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 239000011651 chromium Substances 0.000 claims description 2
- 238000005253 cladding Methods 0.000 claims description 2
- 229920001577 copolymer Polymers 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- 238000007765 extrusion coating Methods 0.000 claims description 2
- 238000005187 foaming Methods 0.000 claims description 2
- 229910052750 molybdenum Inorganic materials 0.000 claims description 2
- 239000011733 molybdenum Substances 0.000 claims description 2
- 239000000835 fiber Substances 0.000 claims 10
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 239000004020 conductor Substances 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000009941 weaving Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 235000015842 Hesperis Nutrition 0.000 description 1
- 235000012633 Iberis amara Nutrition 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000752 ionisation method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The invention provides an optical fiber composite cable, a preparation method and application thereof. The optical fiber composite cable sequentially comprises an optical fiber, a buffer layer, a nickel-based alloy armor tube layer, a reinforcing layer and a sheath layer from inside to outside; the preparation method of the optical fiber composite cable provided by the invention comprises the following steps: and sequentially coating a buffer layer, a nickel-based alloy armor tube layer, a reinforcing layer and a sheath layer on the surface of the optical fiber to obtain the optical fiber composite cable. According to the optical fiber composite cable, the nickel-based alloy armor tube layer is introduced to be matched with specific optical fibers and the buffer layer, the reinforcing layer and the sheath layer for use, so that the transmission efficiency of the optical fiber composite cable is high, and the weight is light; the optical fiber composite cable has excellent mechanical property, heat resistance, good stability and strong environmental adaptability.
Description
Technical Field
The invention belongs to the technical field of communication optical cables, and particularly relates to an optical fiber composite cable, a preparation method and application thereof.
Background
At present, bus control transmission cables adopted by national defense and military equipment such as aircrafts, fighters, carrier rockets, missiles and the like are 1553B or 1428B communication cables, but in order to meet the requirements of future three-dimensional, intelligent combat and space detection, the requirements of corresponding airborne equipment and missile-borne equipment are continuously increased, the weight of the corresponding complete machine is continuously increased, the increased weight consumes more power energy, and therefore, on the premise of ensuring the environmental performance, the bandwidth of the communication transmission cables is increased, the number of the communication cables is reduced, the weight of the communication cables is reduced, and an optical core is adopted to replace a copper core to become an important research direction of the communication cables.
For example, CN109830343a discloses a light-duty photoelectric composite cable for aviation, which comprises an optical fiber, an optical fiber reinforcing layer, an optical fiber sheath, a buffer layer, an inner conductor layer, an inner insulating layer, an outer conductor layer, an outer insulating layer, a woven reinforcing layer and a sheath layer which are sequentially arranged from inside to outside. The photoelectric combined cable has the advantages of excellent bending performance, good lateral pressure resistance, strong interference resistance and capability of realizing various transmission technologies. But the structure of the cable is complicated and the cost is increased.
For example CN106683789a discloses a power and signal composite communication cable comprising an outer jacket, a reinforcement, an armor layer, an optical fiber unit, a twisted pair of insulated electrical conductors, a buffer tube, a water-resistant yarn, a first water-blocking tape and a second water-blocking tape; the reinforcement is at least partially embedded in the outer jacket and extends along the length of the cable on both sides of the communications cable; the outer surface of the armor layer is adjacent to the outer sheath and extends along the length direction of the cable; twisted pairs of insulated electrical conductors are arranged in a collar about a central longitudinal axis of the cable; the buffer tubes wrap the optical fiber units and are arranged along the periphery of the cable; the first water-blocking tape is arranged between the buffer tube and the armor layer, the second water-blocking tape is arranged between the buffer tube and the optical fiber unit, and the waterproof yarns are arranged between the second water-blocking tape and the optical fiber unit. The cable is easy to install and lay in a railway or other traffic circuit; the optical fiber and the twisted pair cable can be integrated, and meanwhile, the interference between optical signals and electric signals can be avoided. The cable includes various structures and the manufacturing process is complicated.
Therefore, developing a cable material with high transmission efficiency, excellent mechanical properties, light weight and simple structure is a problem to be solved in the art.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide an optical fiber composite cable, and a preparation method and application thereof. The optical fiber composite cable takes optical fibers as a carrier, and the nickel-based alloy armor tube layer is introduced and matched with the use of the buffer layer, the reinforcing layer and the sheath layer, so that the optical fiber composite cable has high transmission frequency, the overall weight of the cable can be greatly reduced, and the optical fiber composite cable is particularly suitable for military equipment.
To achieve the purpose, the invention adopts the following technical scheme:
in a first aspect, the invention provides an optical fiber composite cable, which sequentially comprises an optical fiber, a buffer layer, a nickel-based alloy armor tube layer, a reinforcing layer and a sheath layer from inside to outside.
According to the invention, the optical fiber composite cable has excellent transmission performance and low weight through the cooperative use of the optical fiber, the buffer layer, the nickel-based alloy armor tube layer, the reinforcing layer and the sheath layer; the structural design of the buffer layer can ensure that the optical fiber is not damaged, so that signal attenuation is avoided; the design of the nickel-based alloy armor tube layer can further protect the cable core from being damaged, and the transmission efficiency is improved; and the optical fiber composite cable has stable performance, good temperature resistance and pressure resistance and strong environmental adaptability.
Preferably, the diameter of the optical fiber is 124.3 to 125.3 μm, for example, 124.5 μm, 124.6 μm, 124.7 μm, 124.8 μm, 124.9 μm, 125 μm, 125.1 μm, 125.2 μm, etc. may be used.
Preferably, the optical fiber comprises an optical fiber preform and a fluoropolymer layer coated on the surface of the optical fiber preform.
Preferably, the material of the optical fiber preform includes silica and modified quartz crystal.
Preferably, the modified quartz crystal is an inorganic material modified quartz crystal.
In the invention, the heat resistance of the optical fiber can be improved by adding the inorganic material modified quartz crystal.
In the invention, the transmission effect of the optical fiber can be influenced by the excessively high or excessively low mass percentage of the modified quartz crystal in the optical fiber preform.
In the present invention, the fluoropolymer layer serves as a light reflecting layer.
Preferably, the optical fiber is prepared by a method comprising:
and (3) carrying out thermal vacuum treatment and wire drawing on the optical fiber preform, and coating the optical fiber preform with a fluorine-containing polymer to obtain the optical fiber.
In the invention, the purpose of the thermal vacuum treatment is to remove metal impurities in the silicon dioxide substrate and ensure radiation resistance in an aerospace environment.
Preferably, the attenuation constant of the optical fiber at the wavelength of 850nm is less than or equal to 4dB/km, and can be 1dB/km, 2dB/km, 3dB/km, 4dB/km, etc.
Preferably, the attenuation constant of the optical fiber at 1300nm is less than or equal to 2dB/km, and can be 1dB/km, 2dB/km, etc.
In the invention, the optical fiber is a multimode optical fiber and is used for transmitting multi-modulus optical signals, so that the stability of short-distance transmission of multichannel signals can be ensured, and the optical fiber has anti-interference performance.
Preferably, the thickness of the buffer layer is 0.12 to 0.14mm, for example, 0.12mm, 0.13mm, 0.14mm, or the like.
Preferably, the material of the buffer layer comprises a fluoroplastic microporous strip.
Preferably, the fluoroplastic microporous strip has a width of 2 to 4mm, for example, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, etc.
Preferably, the fluoroplastic microporous band comprises a tetrafluoroethylene-perfluoropropyl perfluorovinyl ether copolymer microporous band.
Preferably, the fluoroplastic microporous belt has a foaming degree of 50 to 70%, for example, 52%, 54%, 56%, 58%, 60%, 62%, 64%, 66%, 68%, etc.
Preferably, the fluoroplastic microporous band has a temperature resistance rating of-100 to 200 ℃, for example, -90 ℃, -50 ℃, -20 ℃, 0 ℃, 20 ℃, 50 ℃, 100 ℃, 150 ℃, 180 ℃, and the like.
In the invention, the buffer layer adopts the fluoroplastic microporous belt, so that the optical fiber is not damaged in the processes of installation, use and bending movement, and signal attenuation is avoided.
Preferably, the thickness of the nickel-based alloy armor tube layer is 0.2-0.3 mm, for example, 0.2mm, 0.22mm, 0.24mm, 0.26mm, 0.28mm, etc.
Preferably, the material of the nickel-based alloy armor tube layer comprises a nickel-based alloy flexible steel strip.
Preferably, the width of the nickel-based alloy flexible steel strip is 3-5 mm, for example, 3mm, 4mm, 5mm and the like can be adopted.
Preferably, the compressive strength of the nickel-based alloy flexible steel strip is more than or equal to 1500N/100mm, and can be 1600N/100mm, 1700N/100mm, 1800N/100mm, 1900N/100mm, 2000N/100mm and the like.
Preferably, the nickel-based alloy further comprises any one or a combination of at least two of boron, copper, chromium or molybdenum metals.
According to the invention, the nickel-based alloy armor tube layer can prevent the damage of the optical fiber composite cable to the inner core under the conditions of high temperature, high humidity and high vibration, and the transmission efficiency and the mechanical property of the optical fiber composite cable are improved.
Preferably, the thickness of the reinforcing layer is 0.2 to 0.3mm, for example, 0.2mm, 0.22mm, 0.24mm, 0.26mm, 0.28mm, 0.3mm, etc.
Preferably, the material of the reinforcing layer comprises aramid fibers.
Preferably, the aramid fiber has a gauge of 9000 denier.
Preferably, the tensile load of the aramid fiber is more than or equal to 100N, for example, 120N, 140N, 160N, 180N, 200N and the like.
According to the invention, the reinforcing layer can ensure that the optical fiber composite cable can avoid breakage of the optical fiber caused by high-strength stretching in the use process.
Preferably, the thickness of the sheath layer is 0.4 to 0.5mm, for example, 0.42mm, 0.44mm, 0.46mm, 0.48mm, 0.5mm, etc.
Preferably, the material of the sheath layer comprises polyurethane.
According to the invention, the sheath layer enables the optical fiber composite cable to have excellent mechanical property, ozone resistance, cold resistance and flame retardance, and meanwhile, the lead is prevented from being worn in the use process.
In a second aspect, the present invention provides a method for preparing an optical fiber composite cable according to the first aspect, the steps of the preparation method comprising:
and sequentially coating a buffer layer, a nickel-based alloy armor tube layer, a reinforcing layer and a sheath layer on the surface of the optical fiber to obtain the optical fiber composite cable.
Preferably, the method for obtaining the buffer layer comprises the following steps: and coating the fluoroplastic microporous belt on the surface of the optical fiber to obtain the buffer layer.
Preferably, the direction of the fluoroplastic coated microporous strip is left.
Preferably, the method for coating the fluoroplastic microporous belt is overlapped wrapping.
The coverage of the buffer layer is preferably 53 to 55%, and may be 53.2%, 53.4%, 53.6%, 53.8%, 54%, 54.4%, 54.8%, or the like, for example.
Preferably, the method for obtaining the nickel-based alloy armor tube layer comprises the following steps: and coating the surface of the buffer layer with a nickel-based alloy flexible steel belt to obtain the nickel-based alloy armor tube layer.
Preferably, the direction of the nickel-base alloy coated flexible steel belt is right.
Preferably, the method for cladding the nickel-based alloy flexible steel belt is seamless lap lapping.
Preferably, the method for obtaining the reinforcing layer comprises: and coating aramid fiber on the surface of the nickel-based alloy armor tube layer to obtain the reinforcing layer.
Preferably, the method of coating aramid fibers comprises cross-knitting the coating.
Preferably, the equipment for coating the aramid fiber is a 16-spindle braiding machine.
Preferably, the aramid fiber has a knitting density of 90% or more, for example, 92%, 94%, or the like.
In the invention, the braiding density of the aramid fiber is not less than 90%, the density of a conventional cable braiding layer is not less than 80%, and the increase of the braiding density mainly increases the strength of the cable and protects the cable core.
Preferably, the method for obtaining the sheath layer comprises the following steps: and coating polyurethane on the surface of the reinforcing layer to obtain the sheath layer.
Preferably, the method of coating polyurethane comprises extrusion coating.
As a preferable technical scheme of the invention, the preparation method comprises the following steps:
coating the fluoroplastic microporous belt on the surface of the optical fiber by adopting an overlapped wrapping method to obtain a buffer layer with the thickness of 0.12-0.14 mm; coating a nickel-based alloy flexible steel belt on the surface of the buffer layer by adopting a seamless lap-joint wrapping method; obtaining a nickel-based alloy armor tube layer with the thickness of 0.2-0.3 mm; the surface of the nickel-based alloy armor tube layer is subjected to cross knitting of aramid fiber coating through a 16-spindle knitting machine to obtain a reinforcing layer with the thickness of 0.2-0.3 mm; coating polyurethane on the surface of the reinforcing layer by extrusion to obtain the optical fiber composite cable; the coverage rate of the buffer layer is 53-55%, and the knitting density of the aramid fiber is more than or equal to 90%.
In a third aspect, the present invention provides a communications transmission cable comprising the optical fiber composite cable according to the first aspect.
The numerical ranges recited herein include not only the recited point values, but also any point values between the recited numerical ranges that are not recited, and are limited to, and for the sake of brevity, the invention is not intended to be exhaustive of the specific point values that the recited range includes.
Compared with the prior art, the invention has the beneficial effects that:
according to the optical fiber composite cable provided by the invention, the specific optical fiber is selected as the carrier, and the nickel-based alloy armor tube layer, the buffer layer, the reinforcing layer and the sheath layer are cooperatively used, so that the optical fiber composite cable has the advantages of low weight, high transmission efficiency, excellent mechanical property and heat resistance, good stability and strong environmental adaptability.
Drawings
Fig. 1 is a schematic structural diagram of an optical fiber composite cable according to embodiment 1 of the present invention;
the optical fiber comprises a 1-optical fiber, a 2-buffer layer, a 3-nickel-based alloy armor tube layer, a 4-reinforcing layer and a 5-sheath layer.
Detailed Description
The technical scheme of the invention is further described by the following specific embodiments. It will be apparent to those skilled in the art that the examples are merely to aid in understanding the invention and are not to be construed as a specific limitation thereof.
Unless otherwise indicated, all materials used in the examples of the present invention are commercially available or may be prepared by conventional methods.
Preparation example 1
An optical fiber comprises an OM3 optical fiber preform, wherein a thermal vacuum ionization process is adopted in the prefabrication molding process, metal impurities in base material silicon dioxide are removed, meanwhile, a high-temperature-resistant quartz crystal is added, and after wire drawing, high-temperature-resistant polytetrafluoroethylene is wrapped to serve as a reflecting layer, so that the optical fiber (with the diameter of 125 μm) is obtained.
Preparation example 2
An optical fiber differing from preparation example 1 only in that the polytetrafluoroethylene layer was increased in thickness so that the diameter of the optical fiber was 125.3 μm, and other raw materials, structures and preparation methods were the same as those of preparation example 1.
Preparation example 3
An optical fiber differing from preparation example 1 only in that the thickness of the polytetrafluoroethylene layer was reduced so that the diameter of the optical fiber was 124.5 μm, and other raw materials, structures and preparation methods were the same as those of preparation example 1.
Example 1
The present embodiment provides an optical fiber composite cable, whose structural schematic diagram is shown in fig. 1, sequentially includes, from inside to outside, an optical fiber 1 (preparation example 1), a buffer layer 2 (PFA microporous tape layer, thickness of 0.12mm, coverage rate of 54%), a nickel-based alloy armor tube layer 3 (nickel-based alloy flexible steel tape layer, thickness of 0.2 mm), a reinforcing layer 4 (aramid fiber layer, thickness of 0.3mm, weaving density of aramid fiber of 91%), and a sheath layer 5 (polyurethane layer, thickness of 0.46 mm).
The embodiment provides a preparation method of the optical fiber composite cable, which comprises the following specific steps:
coating the fluoroplastic microporous belt on the surface of the optical fiber by adopting an overlapped wrapping method to obtain a buffer layer; coating a nickel-based alloy flexible steel belt on the surface of the buffer layer by adopting a seamless lap-joint wrapping method; obtaining a nickel-based alloy armor tube layer; the surface of the nickel-based alloy armor tube layer is subjected to cross knitting of aramid fiber coating through a 16-spindle knitting machine to obtain a reinforcing layer; and coating polyurethane on the surface of the reinforcing layer by extrusion to obtain the optical fiber composite cable.
Example 2
The embodiment provides an optical fiber composite cable, which sequentially comprises an optical fiber (preparation example 2), a buffer layer (PFA microporous belt layer, thickness of 0.14mm and coverage rate of 55%), a nickel-based alloy armor layer (nickel-based alloy flexible steel belt layer, thickness of 0.3 mm), a reinforcing layer (aramid fiber layer, thickness of 0.28mm, weaving density of 92% of aramid fibers) and a sheath layer (polyurethane layer, thickness of 0.48 mm) from inside to outside.
The embodiment provides a preparation method of the optical fiber composite cable, which comprises the following specific steps:
coating the fluoroplastic microporous belt on the surface of the optical fiber by adopting an overlapped wrapping method to obtain a buffer layer; coating a nickel-based alloy flexible steel belt on the surface of the buffer layer by adopting a seamless lap-joint wrapping method; obtaining a nickel-based alloy armor tube layer; the surface of the nickel-based alloy armor tube layer is subjected to cross knitting of aramid fiber coating through a 16-spindle knitting machine to obtain a reinforcing layer; and coating polyurethane on the surface of the reinforcing layer by extrusion to obtain the optical fiber composite cable.
Example 3
The embodiment provides an optical fiber composite cable, which sequentially comprises an optical fiber (preparation example 3), a buffer layer (PFA microporous belt layer, thickness of 0.13mm and coverage rate of 53%), a nickel-based alloy armor layer (nickel-based alloy flexible steel belt layer, thickness of 0.3 mm), a reinforcing layer (aramid fiber layer, thickness of 0.28mm, weaving density of 90% of aramid fibers) and a sheath layer (polyurethane layer, thickness of 0.50 mm) from inside to outside.
The embodiment provides a preparation method of the optical fiber composite cable, which comprises the following specific steps:
coating the fluoroplastic microporous belt on the surface of the optical fiber by adopting an overlapped wrapping method to obtain a buffer layer; coating a nickel-based alloy flexible steel belt on the surface of the buffer layer by adopting a seamless lap-joint wrapping method; obtaining a nickel-based alloy armor tube layer; the surface of the nickel-based alloy armor tube layer is subjected to cross knitting of aramid fiber coating through a 16-spindle knitting machine to obtain a reinforcing layer; and coating polyurethane on the surface of the reinforcing layer by extrusion to obtain the optical fiber composite cable.
In summary, the optical fiber composite cable provided by the invention adopts the optical fiber as the carrier, and the structural design of the nickel-based alloy armor tube layer is matched with the use of the buffer layer, the reinforcing layer and the sheath layer, so that the optical fiber composite cable has high transmission frequency, can greatly reduce the overall weight of the cable, and has excellent mechanical properties and good pressure and heat resistance.
The applicant declares that the above is only a specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and it should be apparent to those skilled in the art that any changes or substitutions that are easily conceivable within the technical scope of the present invention disclosed by the present invention fall within the scope of the present invention and the disclosure.
Claims (31)
1. The optical fiber composite cable for the communication transmission cable is characterized by sequentially comprising an optical fiber, a buffer layer, a nickel-based alloy armor tube layer, a reinforcing layer and a sheath layer from inside to outside;
the optical fiber comprises an optical fiber preform and a fluorine-containing polymer layer coated on the surface of the optical fiber preform;
the materials of the optical fiber preform rod comprise silicon dioxide and modified quartz crystals;
the modified quartz crystal is an inorganic material modified quartz crystal;
the fluoropolymer layer comprises a polytetrafluoroethylene layer;
the optical fiber is prepared by a method comprising:
coating fluorine-containing polymer after performing thermal vacuum treatment and wire drawing on the optical fiber preform rod to obtain the optical fiber;
the material of the buffer layer is fluoroplastic microporous tape;
the fluoroplastic microporous belt is tetrafluoroethylene-perfluoropropyl perfluorovinyl ether copolymer microporous belt.
2. The fiber optic composite cable of claim 1, wherein the optical fiber has a diameter of 124.3 to 125.3 μm.
3. The optical fiber composite cable of claim 1, wherein the buffer layer has a thickness of 0.12-0.14 mm.
4. The optical fiber composite cable of claim 1, wherein the fluoroplastic microporous strip has a foaming degree of 50 to 70%.
5. The optical fiber composite cable of claim 1, wherein the fluoroplastic microporous strip has a temperature resistance rating of-100 to 200 ℃.
6. The optical fiber composite cable of claim 1, wherein the nickel-based alloy armor layer has a thickness of 0.2-0.3 mm.
7. The fiber optic composite cable of claim 1, wherein the material of the nickel-based alloy armor layer comprises a nickel-based alloy flexible steel strip.
8. The fiber optic composite cable of claim 7, wherein the compressive strength of the nickel-based alloy flexible steel strip is greater than or equal to 1500N/100mm.
9. The fiber optic composite cable of claim 1, wherein the nickel-based alloy further comprises any one or a combination of at least two of boron, copper, chromium, or molybdenum metals.
10. The fiber optic composite cable of claim 1, wherein the strength layer has a thickness of 0.2-0.3 mm.
11. The fiber optic composite cable of claim 1, wherein the material of the strength layer comprises aramid fibers.
12. The fiber optic composite cable of claim 11, wherein the aramid fiber has a gauge of 9000 denier.
13. The fiber optic composite cable of claim 1, wherein the tensile load of the strength layer is greater than or equal to 100N.
14. The fiber optic composite cable of claim 1, wherein the jacket layer has a thickness of 0.4-0.5 mm.
15. The fiber optic composite cable of claim 1, wherein the material of the jacket layer comprises polyurethane.
16. A method of manufacturing an optical fiber composite cable according to any one of claims 1 to 15, characterized in that the steps of the manufacturing method comprise:
and sequentially coating a buffer layer, a nickel-based alloy armor tube layer, a reinforcing layer and a sheath layer on the surface of the optical fiber to obtain the optical fiber composite cable.
17. The method of manufacturing according to claim 16, wherein the method of obtaining the buffer layer comprises:
and coating the fluoroplastic microporous belt on the surface of the optical fiber to obtain the buffer layer.
18. The method of claim 17, wherein the direction of the coated fluoroplastic microporous strip is left.
19. The method of claim 17 wherein the method of coating the fluoroplastic microporous strip is overlapped wrapping.
20. The method of claim 16, wherein the buffer layer has a coverage of 53-55%.
21. The method of making of claim 16, wherein the method of obtaining the nickel-based alloy armor layer comprises:
and coating the surface of the buffer layer with a nickel-based alloy flexible steel belt to obtain the nickel-based alloy armor tube layer.
22. The method of claim 21, wherein the direction of the nickel-base alloy coated flexible steel strip is right.
23. The method of claim 21, wherein the method of cladding the flexible steel strip of nickel-base alloy is a seamless lap wrap.
24. The method of manufacturing according to claim 16, wherein the method of obtaining the reinforcing layer comprises:
and coating aramid fiber on the surface of the nickel-based alloy armor tube layer to obtain the reinforcing layer.
25. The method of claim 24, wherein the method of coating aramid fibers comprises cross-braiding the coating.
26. The method of claim 24, wherein the equipment for coating the aramid fiber is a 16-spindle braiding machine.
27. The method of claim 24, wherein the aramid fiber has a braid density of 90% or more.
28. The method of manufacturing according to claim 16, wherein the method of obtaining the jacket layer comprises:
and coating polyurethane on the surface of the reinforcing layer to obtain the sheath layer.
29. The method of claim 28, wherein the method of coating polyurethane comprises extrusion coating.
30. The method of manufacturing according to claim 16, characterized in that the method of manufacturing comprises:
coating the fluoroplastic microporous belt on the surface of the optical fiber by adopting an overlapped wrapping method to obtain a buffer layer with the thickness of 0.12-0.14 mm; coating a nickel-based alloy flexible steel belt on the surface of the buffer layer by adopting a seamless lap-joint wrapping method; obtaining a nickel-based alloy armor tube layer with the thickness of 0.2-0.3 mm; the surface of the nickel-based alloy armor tube layer is subjected to cross knitting of aramid fiber coating through a 16-spindle knitting machine to obtain a reinforcing layer with the thickness of 0.2-0.3 mm; coating polyurethane on the surface of the reinforcing layer by extrusion to obtain the optical fiber composite cable; the coverage rate of the buffer layer is 53-55%, and the knitting density of the aramid fiber is more than or equal to 90%.
31. A telecommunications transmission cable comprising the optical fiber composite cable of any one of claims 1 to 15.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111615993.XA CN114280744B (en) | 2021-12-27 | 2021-12-27 | Optical fiber composite cable and preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111615993.XA CN114280744B (en) | 2021-12-27 | 2021-12-27 | Optical fiber composite cable and preparation method and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114280744A CN114280744A (en) | 2022-04-05 |
| CN114280744B true CN114280744B (en) | 2024-02-20 |
Family
ID=80876461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111615993.XA Active CN114280744B (en) | 2021-12-27 | 2021-12-27 | Optical fiber composite cable and preparation method and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114280744B (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1881483A (en) * | 2005-06-15 | 2006-12-20 | 施蓝姆伯格技术公司 | Enhanced armor wires for electrical cables |
| CN201449803U (en) * | 2009-06-17 | 2010-05-05 | 扬州华城电缆有限公司 | Non-metallic armored single-core power cable |
| CN203150164U (en) * | 2013-01-15 | 2013-08-21 | 安徽瑞之星电缆集团有限公司 | Explosion-proof heating oval cable |
| CN203536074U (en) * | 2013-11-11 | 2014-04-09 | 安徽金光神特种电缆有限公司 | Medical photoelectric composite cable |
| CN105242363A (en) * | 2014-07-10 | 2016-01-13 | 国家电网公司 | Intelligent substation for severe cold areas |
| CN106405758A (en) * | 2016-06-12 | 2017-02-15 | 中国电子科技集团公司第八研究所 | Outboard irradiation resistance optical cable and manufacturing method thereof |
| CN207937659U (en) * | 2018-02-10 | 2018-10-02 | 武汉芯微感科技有限公司 | High temperature resistant optical cable |
| CN108986975A (en) * | 2018-07-31 | 2018-12-11 | 扬州明宇线缆有限公司 | A kind of anti-tampering cable of Novel fireproof |
| CN208847900U (en) * | 2018-09-29 | 2019-05-10 | 南京华脉科技股份有限公司 | A kind of two core Waterproof Pigtail Cables |
| CN110522511A (en) * | 2018-05-25 | 2019-12-03 | 北京华夏光谷光电科技有限公司 | Middle infrared medical optical fiber |
| CN209859669U (en) * | 2019-07-20 | 2019-12-27 | 上海广茂特种线缆有限公司 | High temperature resistant fireproof cable |
| CN211014752U (en) * | 2019-12-23 | 2020-07-14 | 江苏欣达通信科技股份有限公司 | Micro-beam tube type flexible thread armored optical cable |
| CN112509745A (en) * | 2020-11-17 | 2021-03-16 | 上海传输线研究所（中国电子科技集团公司第二十三研究所） | Light photoelectric composite cable and manufacturing method thereof |
| CN113281862A (en) * | 2021-04-30 | 2021-08-20 | 安徽光纤光缆传输技术研究所(中国电子科技集团公司第八研究所) | Manufacturing method of optical cable for aerospace |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6707973B2 (en) * | 2001-11-02 | 2004-03-16 | Alcatel | Buffer tube design for easy and reliable access in mid-span |
| EP3447558A1 (en) * | 2017-08-23 | 2019-02-27 | Sterlite Technologies Limited | Optical fiber ribbon duct cable |
| US11327260B2 (en) * | 2019-07-02 | 2022-05-10 | Corning Research & Development Corporation | Foam for optical fiber cable, composition, and method of manufacturing |
-
2021
- 2021-12-27 CN CN202111615993.XA patent/CN114280744B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1881483A (en) * | 2005-06-15 | 2006-12-20 | 施蓝姆伯格技术公司 | Enhanced armor wires for electrical cables |
| CN201449803U (en) * | 2009-06-17 | 2010-05-05 | 扬州华城电缆有限公司 | Non-metallic armored single-core power cable |
| CN203150164U (en) * | 2013-01-15 | 2013-08-21 | 安徽瑞之星电缆集团有限公司 | Explosion-proof heating oval cable |
| CN203536074U (en) * | 2013-11-11 | 2014-04-09 | 安徽金光神特种电缆有限公司 | Medical photoelectric composite cable |
| CN105242363A (en) * | 2014-07-10 | 2016-01-13 | 国家电网公司 | Intelligent substation for severe cold areas |
| CN106405758A (en) * | 2016-06-12 | 2017-02-15 | 中国电子科技集团公司第八研究所 | Outboard irradiation resistance optical cable and manufacturing method thereof |
| CN207937659U (en) * | 2018-02-10 | 2018-10-02 | 武汉芯微感科技有限公司 | High temperature resistant optical cable |
| CN110522511A (en) * | 2018-05-25 | 2019-12-03 | 北京华夏光谷光电科技有限公司 | Middle infrared medical optical fiber |
| CN108986975A (en) * | 2018-07-31 | 2018-12-11 | 扬州明宇线缆有限公司 | A kind of anti-tampering cable of Novel fireproof |
| CN208847900U (en) * | 2018-09-29 | 2019-05-10 | 南京华脉科技股份有限公司 | A kind of two core Waterproof Pigtail Cables |
| CN209859669U (en) * | 2019-07-20 | 2019-12-27 | 上海广茂特种线缆有限公司 | High temperature resistant fireproof cable |
| CN211014752U (en) * | 2019-12-23 | 2020-07-14 | 江苏欣达通信科技股份有限公司 | Micro-beam tube type flexible thread armored optical cable |
| CN112509745A (en) * | 2020-11-17 | 2021-03-16 | 上海传输线研究所（中国电子科技集团公司第二十三研究所） | Light photoelectric composite cable and manufacturing method thereof |
| CN113281862A (en) * | 2021-04-30 | 2021-08-20 | 安徽光纤光缆传输技术研究所(中国电子科技集团公司第八研究所) | Manufacturing method of optical cable for aerospace |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114280744A (en) | 2022-04-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104269209A (en) | Photoelectric combined composite cable and manufacturing process thereof | |
| CN201732191U (en) | Flexible type fully-armored waterproof tail cable | |
| CN104979046A (en) | High-strength movable composite drum cable and manufacturing method therefor | |
| CN209747161U (en) | Intelligent, mechanical impact resistant and flame retardant rubber jacketed flexible cable for coal mining machine | |
| CN114280744B (en) | Optical fiber composite cable and preparation method and application thereof | |
| CN211857003U (en) | High-strength indoor branch optical cable | |
| CN214671890U (en) | Flexible tensile fireproof cable | |
| CN109637719A (en) | A kind of anti-twist composite cable | |
| CN212083767U (en) | Optical cable with fire-proof performance | |
| CN201909873U (en) | Multi-core multi-layer stranded flexible armoured optical cable | |
| CN106920587A (en) | One kind dragging optoelectronic composite cable | |
| CN204632406U (en) | A kind of high strength moves compound drum cable | |
| CN211086699U (en) | Miniature tensile field operations receive and releases armoured optical cable subassembly | |
| CN208239693U (en) | A kind of Optical Cables for Shipboard | |
| CN210295948U (en) | High temperature resistant fireproof cable | |
| CN208271582U (en) | One kind is from the compound coaxial cable of bearing-type Anti-tensile optical fiber | |
| CN207489548U (en) | A kind of anti-interference polyvinyl chloride insulation LWA light wire armoured power cable of resistance to compression tension | |
| CN109830343A (en) | A kind of light aircraft photoelectric combined cable | |
| CN217846731U (en) | A fire-resistant armor communication cable of high strength for naval vessel signal transmission | |
| CN111755163A (en) | High-temperature-resistant 1000 ℃ electric wire and preparation method thereof | |
| CN220543179U (en) | Optical cable structure applied to nuclear reaction | |
| CN111624718A (en) | Phase-stabilized optical cable | |
| CN217444097U (en) | Heat-resistant flame-retardant anti-interference shielding environment-friendly cable | |
| CN217587699U (en) | Optical cable for indoor use | |
| CN108682492A (en) | One kind is from the compound coaxial cable of bearing-type Anti-tensile optical fiber and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |