CN210005762U - kinds of embedded optical cable - Google Patents
kinds of embedded optical cable Download PDFInfo
- Publication number
- CN210005762U CN210005762U CN201921237471.9U CN201921237471U CN210005762U CN 210005762 U CN210005762 U CN 210005762U CN 201921237471 U CN201921237471 U CN 201921237471U CN 210005762 U CN210005762 U CN 210005762U
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- Prior art keywords
- loose tube
- clamping
- embedded
- loose
- kinds
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- 230000003287 optical effect Effects 0.000 title claims abstract description 56
- 238000004891 communication Methods 0.000 claims abstract description 14
- 239000013307 optical fiber Substances 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 18
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 239000004020 conductor Substances 0.000 claims description 7
- -1 polybutylene terephthalate Polymers 0.000 claims description 6
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000004760 aramid Substances 0.000 claims description 3
- 229920003235 aromatic polyamide Polymers 0.000 claims description 3
- 229920003020 cross-linked polyethylene Polymers 0.000 claims description 3
- 239000004703 cross-linked polyethylene Substances 0.000 claims description 3
- 239000003063 flame retardant Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 229920001903 high density polyethylene Polymers 0.000 claims description 3
- 239000004700 high-density polyethylene Substances 0.000 claims description 3
- 239000012510 hollow fiber Substances 0.000 claims description 3
- 229920001684 low density polyethylene Polymers 0.000 claims description 3
- 239000004702 low-density polyethylene Substances 0.000 claims description 3
- 229920001179 medium density polyethylene Polymers 0.000 claims description 3
- 239000004701 medium-density polyethylene Substances 0.000 claims description 3
- 229920001707 polybutylene terephthalate Polymers 0.000 claims description 3
- 229920000098 polyolefin Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims 1
- 210000003205 muscle Anatomy 0.000 abstract description 7
- 238000012545 processing Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000001125 extrusion Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 14
- 239000000835 fiber Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000011241 protective layer Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model belongs to the cable field especially relates to embedded optical cables, utensil a plurality of loose tubes, the loose tube is equipped with the enhancement layer outward, the extrusion molding has the outer jacket outside the enhancement layer, loose tube inside is equipped with optical communication parts, a serial communication port, loose tube is fan-shaped, loose tube comprises loose tube main part, joint unit and joint muscle, the inside fine chamber that holds that forms of loose tube main part, 0 end and the 1 straight flange of loose tube main part of joint muscle link to each other, ends are connected with the joint unit in addition, straight flange side corresponds the interior joint groove that forms of loose tube main part of position and holds the muscle groove in addition, loose tube joint inslot after the embedding of preceding loose tube joint unit, and the last loose tube joint unit embedding loose tube joint inslot, the utility model provides a big sheathed tube of different core numbers the problem that the commonality is poor in same optical cables, the utility model discloses have simple structure, processing convenience, beneficial effect such as the sleeve pipe is good.
Description
Technical Field
The utility model belongs to the cable field especially relates to embedded optical cables.
Background
With the continuous development of the communication industry in China, the requirements of optical cables are more and more diversified, and in the prior art, when the number of optical fibers in a plurality of loose tubes is not , in order to ensure the roundness of the cable core of the optical cable and tighten each loose tubes by binding yarns, the outer diameters of all the loose tubes are designed according to the tube with the maximum optical fiber capacity.
The above prior art has the following disadvantages: 1. the loose tube and the fiber paste material in the tube are wasted more, and the outer diameter of the optical cable is larger; 2. the loose tube layers need to be twisted around the central reinforcing member and wound with binding yarns, which is a cumbersome process.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the invention aims to disclose optical cables with large core number, which are realized by adopting the following technical scheme.
an embedded optical cable having a plurality of loose tubes, a reinforcing layer arranged outside the loose tubes, an outer protective layer extruded outside the reinforcing layer, at least optical communication components arranged inside each loose tube, characterized in that each loose tube is fan-shaped, all loose tubes constitute circles, the loose tube is composed of a loose tube main body, a clamping unit and a clamping rib, a hollow fiber containing cavity is formed inside the loose tube main body, the 1 end of the clamping rib is connected with straight edges of the fan-shaped loose tube main body, the other end is connected with the clamping unit, a clamping groove and a containing rib groove are formed in the fan-shaped loose tube main body at the corresponding position of the straight edge side, the clamping unit can be placed in the clamping groove, the clamping rib can be placed in the containing rib groove, when the number of the loose tubes is two, the clamping unit of the th loose tube is embedded in the clamping groove of the second loose tube, the clamping unit of the second loose tube is embedded in the clamping groove of the th loose tube, when the number of the loose tubes is three or more, the front is embedded in the clamping unit of the second loose tube, the second loose tube is embedded in the clamping groove of the loose tube, and the loose tube is embedded in the third clamping unit of the loose tube.
The kinds of embedded optical cables are characterized in that the outer sheath material is high density polyethylene or medium density polyethylene or low density polyethylene or flame retardant polyolefin.
The kinds of embedded optical cables are characterized in that the loose tube material is polybutylene terephthalate or modified polypropylene.
The kinds of embedded optical cables are characterized in that the loose tube main body, the clamping ribs and the clamping units are -shaped.
The kinds of embedded optical cables are characterized in that the reinforcing layer material is aramid yarn or glass fiber tape.
The kinds of embedded optical cables, wherein the optical communication member is at least g.652d optical fibers, g.657a1 optical fibers, g.657a2 optical fibers, g.655c optical fibers, an optical fiber ribbon having at least optical fibers, or an optical fiber ribbon body or an electrical unit formed by stacking at least two optical fiber ribbons.
The kinds of embedded optical cables are characterized in that the optical fiber ribbon structure is of edge bonding type or integral cladding type.
The kinds of embedded optical cables are characterized in that the electric unit is composed of electric conductors and insulating layers.
The kinds of embedded optical cables are characterized in that the conductor material is copper wire or aluminum wire.
The kinds of embedded optical cables are characterized in that the insulating layer material is polyvinyl chloride or cross-linked polyethylene.
The utility model has the advantages of simple structure, convenient processing, good universality of the sleeve and the like.
Drawings
Fig. 1 is a schematic perspective view of the embodiment 1 of the present invention.
Fig. 2 is a schematic structural diagram of embodiment 1 of the present invention.
Fig. 3 is a schematic structural view of embodiment 2 of the present invention.
Fig. 4 is a schematic structural view of embodiment 3 of the present invention.
Fig. 5 is a schematic view of a loose tube structure according to embodiment 1 of the present invention.
In the figure: 1. the optical communication device comprises an outer protective layer, a reinforcing layer 2, a loose sleeve 3, a loose sleeve main body 31, a fiber containing cavity 32, a clamping unit 33, a clamping rib 34, a clamping groove 35, a rib containing groove 36 and an optical communication component 4.
Detailed Description
Example 1
Please refer to fig. 1, 2 and 5, embedded optical cable, which has four loose tubes 3, a reinforcing layer 2 is arranged outside the loose tube 3, an outer protective layer 1 is extruded outside the reinforcing layer 2, at least optical communication components 4 are arranged inside each loose tube, characterized in that each loose tube 3 is in a fan shape, round loose tubes 3 are formed, the loose tube 3 is composed of a loose tube main body 31, a clamping unit 33 and a clamping rib 34, a hollow fiber containing cavity is formed inside the loose tube main body 31, a 1 end of the clamping rib 34 is connected with a straight edge of the fan-shaped loose tube main body 31, another end is connected with the clamping unit 33, a clamping groove 35 and a rib containing groove 36 are formed in the fan-shaped loose tube main body 31 at a position corresponding to the side of another straight edge, the clamping unit 33 can be placed in the clamping groove 35, the clamping rib 34 can be placed in the rib containing groove 36, the clamping unit 33 of the front loose tubes 3 is embedded in the clamping groove 35 of the rear loose tube 3, the clamping groove 35 of the last loose tube 3 is embedded in the optical communication component of the loose tube 3, and the clamping unit is made of the optical communication component.
Example 2
Referring to fig. 3, kinds of embedded optical cables are basically the same as embodiment 1, except that the embodiment includes 3 loose tubes 3, and the embodiment increases the radian of the fan-shaped loose tube main body 31, so that the straight edge of the fan-shaped loose tube main body 31 is shorter under the same cross-sectional area, the outer diameter of the optical cable after cabling is smaller, and the cost is saved.
Example 3
Referring to fig. 4, kinds of embedded optical cables are basically the same as the optical cable of embodiment 1, except that the embodiment includes 5 loose tubes 3, the number of the tubes is increased, the fiber core density of the optical cable is increased, and the utilization rate of the pipeline resources for laying the optical cable can be indirectly increased.
Example 4
kinds of embedded optical cables, this embodiment is substantially the same as embodiment 1, except that the optical communication component 4 is an optical fiber ribbon with at least optical fibers or an optical fiber ribbon body formed by stacking at least two optical fiber ribbons, the above embodiment increases the capacity of the optical communication component, reduces the outer diameter of the optical cable, reduces the cost, and simultaneously, the whole optical fiber ribbon can be directly spliced during splicing, thereby improving the construction efficiency.
Example 5
kinds of embedded optical cables, this embodiment is basically the same as embodiment 1, except that part of the optical communication component 4 is replaced by an electrical unit, the electrical unit is composed of an electrical conductor and an insulating layer extruded outside the electrical conductor, the material of the electrical conductor is copper wire or aluminum wire, the material of the insulating layer is polyvinyl chloride or cross-linked polyethylene, and this embodiment adds the electrical transmission function.
The kinds of embedded optical cables of any of the above embodiments, wherein the outer sheath material is high density polyethylene or medium density polyethylene or low density polyethylene or flame retardant polyolefin.
kinds of embedded optical cables as described in any of the above embodiments, wherein the loose tube material is polybutylene terephthalate or modified polypropylene.
The kinds of embedded optical cables in any of the above embodiments, wherein the loose tube main body, the clamping ribs and the clamping units are body-formed.
kinds of embedded optical cables as described in any of the above embodiments, wherein the reinforcing layer material is aramid yarn or glass fiber tape.
The utility model discloses when production, need not the layer hank can the stranding, saved layer hank process, processing is convenient, improves the production phase rate, practices thrift corresponding material and human cost, and loose sheathed tube radian can arrange wantonly as required simultaneously, and the many loose sleeve pipe radian of optic fibre is big, and the less loose sleeve pipe radian of optic fibre is little, avoids leading to the optical cable external diameter not round because loose sleeve pipe size is not and leads to, has solved loose sheathed tube commonality problem.
Preferably, the size and the shape of the clamping unit 33 are consistent with those of the clamping groove 35, namely , the clamping unit 33 and the clamping groove 35 are firmly matched through the flexibility of the loose tube material, the position of each loose tube is fixed, the loose tubes do not need to be fixed by using binding yarns or wrapping belts, materials are saved, the risk of binding yarns and flattening the tubes is avoided, and the production efficiency is improved.
The above-mentioned embodiments are merely preferred technical solutions of the present invention, and should not be construed as limitations of the present invention. The protection scope of the present invention shall be defined by the claims and the technical solutions described in the claims, including the technical features of the equivalent alternatives as the protection scope. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (10)
- The embedded optical cable is characterized in that each loose tube (3) is fan-shaped, round loose tubes (3) are formed, all the loose tubes (3) form round loose tubes, each loose tube (3) comprises a loose tube main body (31), a clamping unit (33) and clamping ribs (34), a hollow fiber containing cavity is formed in the loose tube main body (31), ends of clamping ribs (34) are connected with straight edges of the fan-shaped loose tube main body (31), another 583 end is connected with the clamping unit (33), clamping grooves (35) and clamping rib grooves (36) are formed in the fan-shaped loose tube main body (31) at positions corresponding to the sides of the straight edges of , the clamping units (33) can be placed in the clamping grooves (35), the clamping ribs (34) can be placed in the clamping grooves (35), the clamping grooves (35) can be placed in the clamping grooves (35), the clamping grooves (36) can be placed in the clamping grooves (35), when the loose tubes (3) are embedded into the second loose tube (3), the clamping grooves (35) are embedded into the second loose tube (35) or the second loose tube (33), and the clamping grooves (35) are more than the second clamping grooves (35) of the clamping units (35) and the third clamping grooves (35) and the clamping grooves (35) are embedded in the second clamping units (35) of the second clamping units (35) when the second loose tube (35) or more than the third clamping grooves (35) of the second clamping sleeves (35) of the third clamping sleeves (35) of the second clamping units (35) embedded in the second clamping units (35) or more than the third clamping grooves (35) of the second clamping units (35) of the third clamping grooves.
- 2. The embedded optical cable of claim 1, wherein the outer sheath material is high density polyethylene or medium density polyethylene or low density polyethylene or flame retardant polyolefin.
- 3. kinds of embedded optical cables as claimed in claim 1, wherein the loose tube material is polybutylene terephthalate or modified polypropylene.
- 4. The kinds of embedded optical cables of claim 1, wherein the loose tube body, the clamping ribs and the clamping unit are body-formed.
- 5. The kinds of embedded optical cables of claim 1, wherein the reinforcing layer is aramid yarn or glass fiber tape.
- 6. The kinds of embedded optical cables as claimed in claim 1, wherein the optical communication component is at least g.652d optical fibers, g.657a1 optical fibers, g.657a2 optical fibers, g.655c optical fibers, an optical fiber ribbon having at least of said optical fibers, or an optical fiber ribbon body or an electrical unit formed by stacking at least two of said optical fiber ribbons.
- 7. The kinds of embedded optical cables of claim 6, wherein the optical fiber ribbon structure is of edge bonding type or integrally wrapped type.
- 8. The embedded optical cable of claim 6, wherein said electrical unit is composed of electrical conductors and insulation.
- 9. The kinds of embedded optical cables of claim 8, wherein the electrical conductor material is copper wire or aluminum wire.
- 10. kinds of embedded optical cables as claimed in claim 8, wherein the insulating layer material is polyvinyl chloride or cross-linked polyethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921237471.9U CN210005762U (en) | 2019-08-01 | 2019-08-01 | kinds of embedded optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921237471.9U CN210005762U (en) | 2019-08-01 | 2019-08-01 | kinds of embedded optical cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210005762U true CN210005762U (en) | 2020-01-31 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921237471.9U Expired - Fee Related CN210005762U (en) | 2019-08-01 | 2019-08-01 | kinds of embedded optical cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210005762U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112331401A (en) * | 2020-10-26 | 2021-02-05 | 江苏华脉光电科技有限公司 | Branch-able photoelectric mixed lead-in optical cable |
| CN112805606A (en) * | 2020-04-26 | 2021-05-14 | 常熟虞通光电科技有限公司 | High-fiber-core-density optical cable with higher space utilization rate |
| CN112805605A (en) * | 2020-08-22 | 2021-05-14 | 常熟高通智能装备有限公司 | Spliced framework optical cable and cable |
| CN112823399A (en) * | 2020-02-18 | 2021-05-18 | 常熟虞通光电科技有限公司 | Polygonal photoelectric hybrid cable |
| WO2021218155A1 (en) * | 2020-04-26 | 2021-11-04 | 常熟虞通光电科技有限公司 | Optical cable with high fiber core density and having higher spatial utilization rate |
| CN113671650A (en) * | 2021-08-31 | 2021-11-19 | 江苏长飞中利光纤光缆有限公司 | Ribbon optical cable capable of changing fiber core capacity in tube |
| CN113671651A (en) * | 2021-09-06 | 2021-11-19 | 江苏长飞中利光纤光缆有限公司 | Layer-stranded ribbon optical cable for communication |
| CN115933079A (en) * | 2022-11-16 | 2023-04-07 | 长飞光纤光缆股份有限公司 | Non-bundled yarn self-meshing layer-stranding optical cable and manufacturing method thereof |
-
2019
- 2019-08-01 CN CN201921237471.9U patent/CN210005762U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112823399A (en) * | 2020-02-18 | 2021-05-18 | 常熟虞通光电科技有限公司 | Polygonal photoelectric hybrid cable |
| CN112805606A (en) * | 2020-04-26 | 2021-05-14 | 常熟虞通光电科技有限公司 | High-fiber-core-density optical cable with higher space utilization rate |
| WO2021218155A1 (en) * | 2020-04-26 | 2021-11-04 | 常熟虞通光电科技有限公司 | Optical cable with high fiber core density and having higher spatial utilization rate |
| CN112805605A (en) * | 2020-08-22 | 2021-05-14 | 常熟高通智能装备有限公司 | Spliced framework optical cable and cable |
| CN112805605B (en) * | 2020-08-22 | 2024-06-07 | 常熟高通智能装备有限公司 | Spliced skeleton optical cable and cable |
| CN112331401A (en) * | 2020-10-26 | 2021-02-05 | 江苏华脉光电科技有限公司 | Branch-able photoelectric mixed lead-in optical cable |
| CN113671650A (en) * | 2021-08-31 | 2021-11-19 | 江苏长飞中利光纤光缆有限公司 | Ribbon optical cable capable of changing fiber core capacity in tube |
| CN113671650B (en) * | 2021-08-31 | 2023-03-14 | 长飞光电线缆(苏州)有限公司 | Ribbon optical cable capable of changing fiber core capacity in tube |
| CN113671651A (en) * | 2021-09-06 | 2021-11-19 | 江苏长飞中利光纤光缆有限公司 | Layer-stranded ribbon optical cable for communication |
| CN115933079A (en) * | 2022-11-16 | 2023-04-07 | 长飞光纤光缆股份有限公司 | Non-bundled yarn self-meshing layer-stranding optical cable and manufacturing method thereof |
| CN115933079B (en) * | 2022-11-16 | 2023-10-27 | 长飞光纤光缆股份有限公司 | Bundle-free yarn self-meshing layer-twisted optical cable and manufacturing method thereof |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200131 |