CN204462483U - A kind of mixed type loose jacketed stranded optical cable - Google Patents
A kind of mixed type loose jacketed stranded optical cable Download PDFInfo
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- CN204462483U CN204462483U CN201520161605.9U CN201520161605U CN204462483U CN 204462483 U CN204462483 U CN 204462483U CN 201520161605 U CN201520161605 U CN 201520161605U CN 204462483 U CN204462483 U CN 204462483U
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Abstract
The utility model discloses a kind of mixed type loose jacketed stranded optical cable, optical cable comprises sheath, and be successively set on the metal moisture-proof layer of sheath internal layer from outside to inside and prick layer, prick the Loose tube and at least one central reinforce member that are provided with at least one built-in fiber bundle or fibre ribbon in layer, longitudinally be wrapped in around central reinforce member through " SZ " stranded mode, the fibre bundle Loose tube being filled with little core number in gap between the Loose tube of built-in fiber bundle or fibre ribbon forms optical cable core, and optical cable core is filled with the cable cream that blocks water.The utility model cable core structure is stable, rounding, external diameter are little, and unit section optical fiber dense degree is high; Conduit resource utilization factor is high.
Description
Technical field
The utility model belongs to fiber optic cable manufacture technical field, relates to a kind of mixed type loose jacketed stranded optical cable.
Background technology
Along with the arrival of information age, the construction of communication network is from the backbone network taking optical cable as prevailing transmission medium, and turning to optical cable is Metropolitan Area Network (MAN), the Access Network of prevailing transmission medium, to meet the continuous demand of users to business such as voice, image and data.Communication network is the main carriers of following whole economic society Information Communication, the mode being not only Information Communication that its changes, and will bring basic change to the life style of the mankind and social development.But in high speed information networking, the optical fiber cable of magnanimity need be used.On August 17th, 2013, State Council has issued " broadband China " strategy implementation scheme, dispose following 8 years broadband developing goals and path, mean that " broadband strategy " is upgraded to national strategy in the action from department, broadband becomes national strategy public infrastructure first.
Optical fiber communication comes from the seventies in last century in the use of China, till now existing more than 40 years.Since this century, optical fiber cable is adopted on a large scale, and consumption increases sharply year by year.On the one hand, because the policy support of IPTV, 3G, 4G networking, FTTX etc.; On the other hand, because Ge great operator provides the sharp increase of volume of business, the exploitation of rich and varied new business content, and because of the competition between operator, the optical-fiber network in urban infrastructure construction drops into.
Optical fibre band optical cable is a kind of desired transmission medium during city optical communication network is built, compared with common beam tube loosely shielded optical cable: unit section optical fiber dense degree (i.e. unit cross-sectional area fiber number) is high, cable outer diameter is little, saving conduit resource, adopt group's connection technology, improve optical cable welding efficiency, be easy to lay, reduce executive cost, optical fiber is to be with grouping, operation maintenance conveniently, what solve Operator Specific Service development and limitedly descend between conduit resource etc. is conflicting, is thus extensively adopted by Ge great operator.
Loose jacketed stranded optical cable is a kind of primary structure form of present communications optical cable, its advantage mainly contains: mechanical property excellent (stretch-proof, torsion and flattening etc.), reliability are high, and (fibre strain is little, transmission performance is stablized), applicability strong (Applicable temperature scope is wide, can be used for various lay environment) etc.
But, above two kinds of structures are combined, is loose sleeve layer strand optic fibre band optic, as shown in Figure 1.But the cable core of this optical cable, relative to loose sleeve layer strand type fiber bundle optical cable (as shown in Figure 2), also has very large gap between the adjacent Loose tube of cable core and metal compound belt; Optical fibre band optical cable unit section optical fiber dense degree is reduced relatively; And the twisting pitch of loose sleeve layer strand optic fibre band optic large (400mm ~ 600mm), be difficult to meet design requirement in optical cable 1m water penetration test; And optical cable core structural stability is had a great impact.
Utility model content
The purpose of this utility model is to provide a kind of mixed type loose jacketed stranded optical cable, and cable core structure is more stable, unit section optical fiber dense Du Genggao; Cable configuration rounding, external diameter are little, and conduit resource utilization factor is higher; Optical cable core structural unit more rounding, the cable cream that blocks water is filled full between each structural unit, and optical cable core block-water performance is stablized; Production technology is simple, and product percent of pass is high; By the improvement of equipment, the stranding process of mixing cable core simply can be completed.
The purpose of this utility model is realized by following technical proposals.
According to an embodiment of the present utility model, give a kind of mixed type loose jacketed stranded optical cable, comprise sheath, and be successively set on the metal moisture-proof layer of sheath internal layer from outside to inside and prick layer, Loose tube and at least one central reinforce member of at least one built-in fiber bundle or fibre ribbon is provided with in described bundle layer, longitudinally is wrapped in around central reinforce member through " SZ " stranded mode, in the gap between the Loose tube of built-in fiber bundle or fibre ribbon, is filled with the fibre bundle Loose tube of little core number.
Preferably, the optical fiber in built-in fiber bundle or the Loose tube of fibre ribbon and the fibre bundle Loose tube of little core number is fibre bundle or fibre ribbon matrix, and be provided with fine cream around it, the filling rate of fine cream should be not less than 80%.
Preferably, in the gap between the Loose tube of built-in fiber bundle or fibre ribbon or be filled with gasket for packing further and tear rope.
Preferably, armor and outer jacket is coated with successively further from the inside to the outside outward at sheath.
Preferably, be coated with band further outward at bundle layer, band material is polyester belt or waterstop.
Preferably, central reinforce member bed course is coated with further outward at central reinforce member.
The beneficial effects of the utility model are:
1, the utility model mixed type loose jacketed stranded optical cable, in adjacent two stranded cell gaps of fibre ribbon Loose tube, be filled with the fibre bundle Loose tube of little core number, optical cable unit section optical fiber dense degree can be improved further, make limited urban duct resource obtain utilizing more fully.
2, the utility model mixed type loose jacketed stranded optical cable, at adjacent two stranded unit of fibre ribbon Loose tube, be filled with the fibre bundle Loose tube of little core number or little external diameter gasket for packing, make optical cable core structure rounding, and fibre ribbon Loose tube in optical cable core, mutually circumscribed between fibre bundle Loose tube and metal compound belt, guarantee that optical cable core structural unit interacts, Stability Analysis of Structures.
3, the utility model mixed type loose jacketed stranded optical cable, at adjacent two stranded unit of fibre ribbon Loose tube, be filled with the fibre bundle Loose tube of little core number or little external diameter gasket for packing, cable core structure is made to be tending towards rounding, cable cream is filled full, guarantees that between optical cable each stranded unit and metal compound belt, permeability performance meets design requirement.
4, the utility model mixed type loose jacketed stranded optical cable, at adjacent two stranded unit of fibre ribbon Loose tube, be filled with the fibre bundle Loose tube of little core number or little external diameter gasket for packing, guarantee that loose jacketed stranded optical cable is when large twisting pitch (400mm ~ 600mm) and different serviceability temperature, cable cream permeability performance meets the demands.
5, the utility model mixed type loose jacketed stranded optical cable, fills cable cream at cabling process to central reinforce member, guarantees that in cable core internal clearance, cable cream is filled full, guarantees that between optical cable central reinforce member and each stranded unit, permeability performance meets design requirement.
Accompanying drawing explanation
Fig. 1 is loose sleeve layer strand optic fibre band optic structural representation;
Fig. 2 is loose sleeve layer strand type fiber bundle optical cable structural representation;
Fig. 3 is the utility model eight unit mixed type loose jacketed stranded optical cable structural representation;
Fig. 4 is the utility model 12 unit mixed type loose sleeve layer strand type armored optical cable structural representation;
Fig. 5 is mixed type loose jacketed stranded optical cable cabling procedure production equipment schematic diagram;
Fig. 6 is ordinary optical cable Loose tube stranding Go-over mould accessory schematic diagram;
Fig. 7 is eight unit hybrid optical cable Loose tube stranding Go-over mould accessory schematic diagram;
Fig. 8 is 12 unit hybrid optical cable Loose tube stranding Go-over mould accessory schematic diagram;
In figure: 1, sheath, 2, metal moisture-proof layer, 3, prick yarn, 4, block water cable cream, and 5, central reinforce member, 6, the Loose tube of built-in fiber bundle or fibre ribbon, 6 ', the fibre bundle Loose tube of little core number, 7, fibre bundle or fibre ribbon matrix, 8, fine cream, 9, tear rope, 10, gasket for packing, 11, central reinforce member bed course, 12, armor, 13, outer jacket, 14, central reinforce member pay off rack, 15, central reinforce member laying tension is taken turns, and 16, fibre ribbon sleeve pipe actinobacillus device, 17, fibre bundle sleeve pipe actinobacillus device, 18, central reinforce member device for filling oil, 19, Loose tube stranding Go-over mould, 20, stranded, 21, Zha Shatai, 22, computer master control cabinet, 23, crawler, 24, cable core takeup tension is taken turns, and 25, cable core take-up stand, 26, Loose tube Go-over mould hole, 27, central reinforce member Go-over mould hole, 191, eight unit mixed type Loose tube stranding Go-over moulds, 192, 12 unit mixed type Loose tube stranding Go-over mould accessories, 261, fibre bundle Loose tube Go-over mould hole, 262, fibre ribbon Loose tube Go-over mould hole.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model or utility model are described in detail.
This mixed type loose jacketed stranded optical cable, comprise sheath 1, and be successively set on the metal moisture-proof layer 2 of sheath 1 internal layer from outside to inside and prick layer 3, prick the Loose tube 6 and at least one central reinforce member 5 that are provided with at least one built-in fiber bundle or fibre ribbon in layer 3, longitudinally be wrapped in around central reinforce member 5 through " SZ " stranded mode, wherein, the fibre bundle Loose tube 6 ' of little core number is filled with in the gap between the Loose tube 6 of built-in fiber bundle or fibre ribbon.
The fine cream 4 that blocks water is provided with in built-in fiber bundle or the Loose tube 6 of fibre ribbon and the fibre bundle Loose tube 6 ' of little core number.Be fibre bundle or fibre ribbon matrix 7 in the Loose tube 6 of built-in fiber bundle or fibre ribbon and the fibre bundle Loose tube 6 ' of little core number, be provided with fine cream 8 around it, the filling rate of fine cream 8 should be not less than 80%.
The useful space in the fibre bundle Loose tube 6 ' of the little core number of this structure need meet following relational expression:
r≥0.25mm
Wherein,
R is the useful space in optical fiber loose tube;
D
infor the internal diameter of optical fiber loose tube, d
ffor the equivalent diameter of fibre bundle in Loose tube;
D
0for simple optical fiber diameter, n is the fiber number in Loose tube.
Meeting above formula condition and can ensure that the Loose tube 6 of fibre bundle or fibre ribbon and the fibre bundle Loose tube 6 ' of little core number have identical fiber-draw window, ensuring synchronous fibre strain curve when being subject to tensile force.
Provide specific embodiment below to further illustrate the structure of the utility model mixed type loose jacketed stranded optical cable.
Embodiment 1:
As shown in Figure 3, be eight unit mixed type loose jacketed stranded optical cable structural representations.This optical cable core is by the built-in fiber bundle containing fibre bundle or fibre ribbon matrix 7 and fine cream 8 or the Loose tube 6 of fibre ribbon, the fibre bundle Loose tube 6 ' of little core number, longitudinally be wrapped in around central reinforce member 5 in " SZ " stranded mode, prick yarn 3 in the outer two-way winding of stranded unit again, form stable optical cable core; Optical cable core is filled with the cable cream 4 that blocks water, and tears rope 9, and then indulge genus moisture-proof layer 2 covered with gold leaf outward successively at cable core, extrusion molding sheath 1, forms the utility model.
Wherein, sheath 1 is polythene material, low-smoke halide-free fireproof composite polyolefine material, polyamide material or thermoplastic polyurethane material.For individual layer loop configuration, the double-deck loop configuration of bi-material formation or the multi-layer annular structure of two or more material formation that homogenous material is formed.
Wherein, metal moisture-proof layer 2 is composite steel-plastic belt, aluminium-plastic tape, compound copper-plastics band, metal plastic composite foil or stainless steel band.
Wherein, prick yarn 3 and presumable band, should guarantee that cable core structure is stable, rounding, band material can be polyester belt, waterstop etc.
Wherein, cable cream 4 is blocked water for cold applied or heat applied.
Wherein, block water cable cream 4, and can apply on Loose tube 6 surface of central reinforce member 5 and the outer built-in fiber bundle of cable core or fibre ribbon, the gap-fill that the Loose tube 6 of built-in fiber bundle or fibre ribbon, metal moisture-proof layer 2 and central reinforce member 5 are formed is full.
Wherein, central reinforce member 5 can be the metal strength members such as phosphating steel wire, mild steel wire, coppered steel wire, also can be non-metallic stiffener, as: fiberglass-reinforced plastic lever, aramid fiber reinforced plastic bar, Basalt fiber reinforced plastic bar, high-modulus polyethylene fibres reinforced plastic bar.
Wherein, the Loose tube 6 of built-in fiber bundle or fibre ribbon, can be modified polypropylene material, modified polycarbonate or polybutylene terephthalate material.
Wherein, the Loose tube 6 of central reinforce member 5 and built-in fiber bundle or fibre ribbon is all circumscribed, and adjacent fiber band Loose tube is also all circumscribed.
Wherein, the Loose tube 6 of built-in fiber bundle or fibre ribbon is mutually circumscribed with the Loose tube 6 of adjacent two built-in fiber bundles or fibre ribbon; The external diameter of the Loose tube 6 of built-in fiber bundle or fibre ribbon, for all with by pricking the round phase inscribe that yarn and presumable band 3 formed calculating according to adjacent Loose tube;
Wherein, the actual outside diameter value of fibre bundle Loose tube 6, should be less than the external diameter value of theory calculate, and actual outside diameter value is compared to the little about 0mm ~ 0.6mm of theoretical external diameter value.
Wherein, in fibre ribbon matrix 7, a maximum fibre ribbon can be 24 cores; In the Loose tube 6 of same built-in fiber bundle or fibre ribbon, can be made up of the fibre bundle of different core number or fibre ribbon matrix 7.
Wherein, in the Loose tube 6 of built-in fiber bundle or fibre ribbon, the filling rate of fine cream 8 should be not less than 80%.
The technical parameter of the Loose tube 6 of above-mentioned built-in fiber bundle or fibre ribbon requires the fibre bundle Loose tube 6 ' being all applicable to little core number.
Embodiment 2:
As shown in Figure 4, be 12 unit mixed type loose sleeve layer strand type armored optical cable structural representations.Its difference from Example 1 is: the stranded unit number of optical cable core increases to 12, the stranded unit of cable core includes gasket for packing 10, the outer extrusion molding of central reinforce member 5 has central reinforce member bed course 11, and outer the indulging successively of sheath 1 is surrounded by armor 12, and extrusion molding has outer jacket 13.
Wherein, described gasket for packing 10, the gasket for packing containing PBT serving that can be polythene material, polypropylene material or manufactured by foaming technique, the external diameter of gasket for packing 10 is identical with the external diameter of fibre bundle or fibre ribbon Loose tube.
Wherein, central reinforce member bed course 11, can be polythene material, polypropylene material, polybutylene terephthalate material or expanded material; The thickness of central reinforce member bed course 11, should ensure between adjacent fiber band Loose tube, and fibre ribbon Loose tube and central reinforce member bed course 11 homogeneous phase circumscribed.
Wherein, armor 12 can be composite steel-plastic belt, aluminium-plastic tape, compound copper-plastics band, metal plastic composite foil, stainless steel band, glass fiber tape, glass fiber yarn, aramid yarn, Irish touchstone yarn, polyester yarn, ultra-high modulus polyethylene fiber yarn etc.
Wherein, outer jacket 13 can be polythene material, low-smoke halide-free fireproof composite polyolefine material, polyamide material etc.; The color of described outer jacket 13 can be black, redness, yellow etc.; Described outer jacket 13 can be different from the vitta of sheath color containing longitudinal at least 1.
Shown below is mixed type loose jacketed stranded optical cable cable core making apparatus and method for making.
As shown in Figure 5, be mixed type loose jacketed stranded optical cable cabling procedure production equipment schematic diagram.The major equipment comprised has: central reinforce member pay off rack 14, central reinforce member laying tension wheel 15, fibre ribbon Loose tube actinobacillus device 16, fibre bundle Loose tube actinobacillus device 17, central reinforce member device for filling oil 18, Loose tube stranding Go-over mould 19, pricks yarn platform 21 by stranded 20, computer master control cabinet 22, crawler 23, cable core takeup tension wheel 24, cable core take-up stand 25.
Wherein, central reinforce member pay off rack 14, central reinforce member laying tension wheel 15, central reinforce member device for filling oil 18, Loose tube stranding Go-over mould 19, stranded 20, prick the center of yarn platform 21, crawler 23, cable core takeup tension wheel 24 and cable core take-up stand 25, be all in same center line.
Wherein, fibre ribbon sleeve pipe actinobacillus device 16, fibre bundle sleeve pipe actinobacillus device 17 lay respectively at the both sides of center line; Fibre ribbon sleeve pipe actinobacillus device 16 and the respective quantity of fibre bundle sleeve pipe actinobacillus device 17 are determined according to the sum of (fibre bundle or fibre ribbon) Loose tube 6 in cable core.
Wherein, in stranded 20, Loose tube stranding Go-over mould 19 is all identical everywhere, the central reinforce member Go-over mould hole 27 of the Go-over mould 19 in stranded 20, is connected, splash to avoid the cable cream on central reinforce member 5 surface by an interior empty annulus blank pipe.
As shown in Figure 6, be ordinary optical cable Loose tube stranding Go-over mould 19 schematic diagram.Include Loose tube Go-over mould hole 26 and central reinforce member Go-over mould hole 27.
Wherein, the hole count in Loose tube Go-over mould hole 26, is not less than the sum of cable core Loose tube; Loose tube Go-over mould hole 26 is evenly distributed on Loose tube stranding Go-over mould 19 around.
Wherein, in ordinary optical cable Loose tube stranding Go-over mould 19, the external diameter in Loose tube Go-over mould hole 26 is all identical.
As shown in Figure 7, be eight unit hybrid optical cable Loose tube stranding Go-over mould 191 schematic diagram.Include fibre bundle Loose tube Go-over mould hole 261, fibre ribbon Loose tube Go-over mould hole 262 and central reinforce member Go-over mould hole 27.
Wherein, the hole count in fibre bundle Loose tube Go-over mould hole 261 is 4; The hole count in fibre ribbon Loose tube Go-over mould hole 262 is 4.Fibre bundle Loose tube Go-over mould hole 261 and interval, fibre ribbon Loose tube Go-over mould hole 262 are uniformly distributed.
Wherein, the external diameter of fibre bundle Loose tube Go-over mould 261, fibre ribbon Loose tube Go-over mould 262, all large than the external diameter of Loose tube 6, its external diameter value 1mm ~ 6mm larger than Loose tube 6 external diameter value.
Wherein, the round external diameter formed with the center in 4 fibre bundle Loose tube holes 261, larger than the round external diameter formed with the center of 4 fibre ribbon pine trepanning pipes 262, two round external diameter difference 0.5mm ~ 2.0mm.
As shown in Figure 8, be 12 unit hybrid optical cable Loose tube stranding Go-over mould accessory schematic diagram, the substantially same Fig. 7 of its structure, the distribution unlike fibre bundle Loose tube hole 261 and fibre ribbon pine trepanning pipe 262 is applicable to 12 unit hybrid optical cable Loose tube strandings and crosses line.
Shown below is the method for making of mixed type loose jacketed stranded optical cable, comprise the following steps:
A, the dish tool containing central reinforce member 5 is placed on central reinforce member pay off rack 14, regulates laying tension, open central reinforce member device for filling oil 18;
B, central reinforce member 5 filled central reinforce member and release, on central reinforce member laying tension wheel 15, wound side by side at least 5 encloses in order, successively through central reinforce member device for filling oil 18, central reinforce member Go-over mould hole 27 and stranded 20, finally traction is to pricking yarn platform 21;
Wherein, central reinforce member 5 laying tension is regulated to be 80N ~ 100N; The internal orifice dimension of central reinforce member device for filling oil 18 is at least greater than central reinforce member 5 external diameter 2mmm, and in central reinforce member device for filling oil 18, oil temperature is 15 DEG C ~ 20 DEG C;
C, on fibre ribbon sleeve pipe actinobacillus device 16 and fibre bundle sleeve pipe actinobacillus device 17, place built-in fiber bundle or the Loose tube 6 of fibre ribbon and the fibre bundle Loose tube 6 ' of little core number respectively, Loose tube 6 laying tension regulating built-in fiber bundle or fibre ribbon is 17.5N ~ 22.0N, and the fibre bundle Loose tube 6 ' laying tension regulating little core number is 3.0N ~ 4.0N;
Fibre ribbon sleeve pipe actinobacillus device 16, fibre bundle sleeve pipe actinobacillus device 17 and central reinforce member pay off rack 14, all adopt active unwrapping wire; The payingoff speed of the Loose tube 6 of central reinforce member 5, fibre bundle or fibre ribbon and the fibre bundle Loose tube 6 ' of little core number is all synchronous, and speed remains on 30m/min ~ 40m/min;
D, make the fibre bundle Loose tube 6 ' of the Loose tube 6 of built-in fiber bundle or fibre ribbon and little core number by tension force guide wheel, central reinforce member Go-over mould 19 and stranded 20 successively, finally traction is to pricking yarn platform 21;
E, by different chromatogram built-in fiber bundle or the Loose tube 6 of fibre ribbon and the fibre bundle Loose tube 6 ' of little core number, alternately to put in order according to chromatogram, successively by corresponding fibre bundle Loose tube Go-over mould hole 261 and fibre ribbon Loose tube Go-over mould hole 262;
F, by the Loose tube 6 of central reinforce member 5, built-in fiber bundle or fibre ribbon and and the fibre bundle Loose tube 6 of little core number, traction rope is fixed, and draws on the ceases to be busy dish tool of cable core take-up stand 25;
G, unlatching computer master control cabinet 22, the Loose tube 6 of central reinforce member 5, built-in fiber bundle or fibre ribbon is twisted into optical cable core through the fibre bundle Loose tube 6 ' etc. of stranded 20 and little core number, optical cable core is fixed, through synchronous being driven by optical cable core of crawler 23 again at bundle yarn platform 21; Prick the bundle yarn pitch of yarn platform 21 on optical cable core surface at 20mm ~ 30mm, yarn-binding tension controls at 300g ~ 400g;
H, optical cable core cross crawler 23, and through cable core takeup tension wheel 24, wound side by side is on the ceases to be busy dish of cable core take-up stand 25.
It should be noted last that, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to example, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (6)
1. a mixed type loose jacketed stranded optical cable, comprise sheath (1), and be successively set on the metal moisture-proof layer (2) of sheath (1) internal layer from outside to inside and prick layer (3), Loose tube (6) and at least one central reinforce member (5) of at least one built-in fiber bundle or fibre ribbon is provided with in described bundle layer (3), central reinforce member (5) is longitudinally wrapped in around through " SZ " stranded mode, it is characterized in that, the fibre bundle Loose tube (6 ') being filled with little core number in gap between the Loose tube (6) of built-in fiber bundle or fibre ribbon forms optical cable core, optical cable core is filled with the cable cream (4) that blocks water.
2. mixed type loose jacketed stranded optical cable according to claim 1, it is characterized in that, optical fiber in built-in fiber bundle or the Loose tube (6) of fibre ribbon and the fibre bundle Loose tube (6 ') of little core number is fibre bundle or fibre ribbon matrix (7), be provided with fine cream (8) around it, the filling rate of fine cream (8) should be not less than 80%.
3. mixed type loose jacketed stranded optical cable according to claim 1, it is characterized in that, in the gap between the Loose tube (6) of built-in fiber bundle or fibre ribbon or be filled with gasket for packing (10) further and tear rope (9).
4. mixed type loose jacketed stranded optical cable according to claim 1, is characterized in that, is coated with armor (12) and outer jacket (13) from the inside to the outside further successively outward at sheath (1).
5. mixed type loose jacketed stranded optical cable according to claim 1, is characterized in that, be coated with band further outward at bundle layer (3), band material is polyester belt or waterstop.
6. mixed type loose jacketed stranded optical cable according to claim 1, is characterized in that, is coated with central reinforce member bed course (11) outward further at central reinforce member (5).
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| CN201520161605.9U CN204462483U (en) | 2015-03-20 | 2015-03-20 | A kind of mixed type loose jacketed stranded optical cable |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109116494A (en) * | 2018-10-12 | 2019-01-01 | 江苏中天科技股份有限公司 | A kind of microbeam pipe optical cable and its manufacturing method |
| CN110244423A (en) * | 2019-07-25 | 2019-09-17 | 北京亨通斯博通讯科技有限公司 | A kind of pipeline high fiber count cable |
| CN113866922A (en) * | 2021-10-13 | 2021-12-31 | 江苏亨通光电股份有限公司 | Outdoor optical cable with large-core-number micro-beam tube and process manufacturing method thereof |
| CN114296194A (en) * | 2021-12-29 | 2022-04-08 | 江苏俊知光电通信有限公司 | Pressure-resistant optical fiber ribbon cable and preparation method thereof |
| CN114296196A (en) * | 2021-12-29 | 2022-04-08 | 通鼎互联信息股份有限公司 | Foaming filling method for optical cable |
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2015
- 2015-03-20 CN CN201520161605.9U patent/CN204462483U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109116494A (en) * | 2018-10-12 | 2019-01-01 | 江苏中天科技股份有限公司 | A kind of microbeam pipe optical cable and its manufacturing method |
| CN110244423A (en) * | 2019-07-25 | 2019-09-17 | 北京亨通斯博通讯科技有限公司 | A kind of pipeline high fiber count cable |
| CN113866922A (en) * | 2021-10-13 | 2021-12-31 | 江苏亨通光电股份有限公司 | Outdoor optical cable with large-core-number micro-beam tube and process manufacturing method thereof |
| CN114296194A (en) * | 2021-12-29 | 2022-04-08 | 江苏俊知光电通信有限公司 | Pressure-resistant optical fiber ribbon cable and preparation method thereof |
| CN114296196A (en) * | 2021-12-29 | 2022-04-08 | 通鼎互联信息股份有限公司 | Foaming filling method for optical cable |
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Granted publication date: 20150708 Termination date: 20190320 |