CN114019633A - Tensile and side pressure resistant multifunctional optical cable - Google Patents
Tensile and side pressure resistant multifunctional optical cable Download PDFInfo
- Publication number
- CN114019633A CN114019633A CN202111298935.9A CN202111298935A CN114019633A CN 114019633 A CN114019633 A CN 114019633A CN 202111298935 A CN202111298935 A CN 202111298935A CN 114019633 A CN114019633 A CN 114019633A
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- Prior art keywords
- optical cable
- tensile
- rib
- wall
- cable
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4415—Cables for special applications
- G02B6/4427—Pressure resistant cables, e.g. undersea cables
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
- G02B6/4432—Protective covering with fibre reinforcements
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention discloses a tensile and side pressure resistant multifunctional optical cable which comprises an optical cable and a joint, wherein the optical cable comprises an inner optical cable, the outer side of the inner optical cable is wrapped by an outer sheath, a group of outer tensile ribs distributed in an annular array are arranged between the circumferential outer wall of the inner optical cable and the circumferential inner wall of the outer sheath, the outer tensile ribs are arranged in parallel with the optical cable core, a filling layer is arranged between the circumferential outer wall of the inner optical cable and the circumferential inner wall of the outer sheath, the inner optical cable comprises an inner core sleeve, a group of optical fiber sleeves distributed in an annular array are arranged in the inner core sleeve, a bundle of optical fibers are arranged in the optical fiber sleeves, and a central reinforcing rib is further arranged at the center of the inner core sleeve. The invention has the advantages of high structural strength, good tensile and lateral pressure resistance effects, high joint stability and good protection.
Description
Technical Field
The invention relates to the technical field of optical cables, in particular to a tensile and side pressure resistant multifunctional optical cable.
Background
The optical cable is mainly composed of optical fiber, plastic protective sleeve and plastic outer skin. The optical cable is a communication line which is formed by a certain number of optical fibers into a cable core in a certain mode, is externally coated with a sheath, and is also coated with an outer protective layer for realizing optical signal transmission.
The optical cable has larger tension and lateral pressure in the process of laying or erecting the optical cable, the existing optical cable is laid through overhead erection or underground pipelines so as to reduce the stress of the optical cable as much as possible, and the influence of the environment on the optical cable needs to be controlled in the using process. Therefore, the optical cable used in a severe environment needs to have better tensile and pressure-resistant performance.
Disclosure of Invention
The invention aims to provide a multifunctional optical cable capable of resisting tension and lateral pressure so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a multi-functional optical cable of anti side pressure of tensile, includes optical cable and joint, the optical cable includes interior optical cable, the outside parcel of interior optical cable has the oversheath, be provided with the outer tensile rib that a set of annular array distributes between interior optical cable circumference outer wall and the oversheath circumference inner wall, outer tensile rib and optical cable core parallel arrangement, be provided with the filling layer between interior optical cable circumference outer wall and the oversheath circumference inner wall, interior optical cable includes the inner core cover, be provided with the fiber sleeve that a set of annular array distributes in the inner core cover, be provided with a branch of optic fibre in the fiber sleeve, the center department of inner core cover still is provided with central strengthening rib.
Preferably, the joint comprises a lower shell and an upper shell, the upper shell is rotatably connected with the lower shell through a pin shaft, and cable clamping sleeves with semicircular structures are arranged at the left end and the right end of the upper shell and the lower shell.
Preferably, the edges of the upper shell and the lower shell are provided with connecting frames, a group of through holes are formed in the connecting frames, the connecting frames on two sides are fixedly connected through screws, and the screws penetrate through the through holes.
Preferably, a connecting device is arranged in the joint, and the connecting device comprises a group of optical fiber connectors arranged side by side.
Preferably, a pair of rib plates are fixedly connected in the lower shell, a group of clamping grooves are formed in the tops of the rib plates, and the optical fiber connectors are clamped in the clamping grooves.
Preferably, a group of transverse reinforcing ribs arranged transversely and a group of vertical reinforcing ribs arranged vertically are arranged on the outer walls of the upper shell and the lower shell.
Preferably, the filling layer comprises a group of inner winding belts and a group of outer winding belts, the inner winding belts and the outer winding belts are spirally wound on the circumferential outer wall of the inner optical cable, the inner winding belts are arranged between the outer tensile ribs and the inner optical cable, and the outer winding belts are arranged between the outer tensile ribs and the outer sheath.
Preferably, the outer tensile ribs and the central reinforcing ribs are made of Kevlar fibers.
Preferably, the inner winding belt and the outer winding belt are PP filling ropes.
Compared with the prior art, the invention has the beneficial effects that: the inner optical cable is a common optical cable, the filling layer and the outer tensile ribs are additionally arranged on the outer side of the common optical cable on the basis of the common optical cable to improve the tensile and lateral pressure resistance of the optical cable, and the tensile and lateral pressure resistance of the butt joint of the optical cable is improved by arranging the joint, so that the cable jacket clamps the tail ends of the optical cables on two sides during connection, and the stability of the joint is ensured. Fiber optic connectors are common fiber optic connectors used to splice optical fibers in fiber optic cables. The horizontal reinforcing ribs and the vertical reinforcing ribs are used for improving the strength and the rigidity of the upper shell and the lower shell. The inner winding belt and the outer winding belt are respectively arranged on two sides of the outer tensile rib, so that the outer tensile rib is fixed, and the outer tensile rib is prevented from displacing. The outer tensile rib made of Kevlar fiber has extremely high strength. The inner winding belt and the outer winding belt made of the PP filling ropes are good in filling effect, and the stiffness of the outer sheath of the optical cable is improved, so that the lateral pressure resistance of the optical cable is improved. The invention has the advantages of high structural strength, good tensile and lateral pressure resistance effects, high joint stability and good protection.
Drawings
FIG. 1 is a schematic structural view of a multifunctional optical cable with tensile and lateral pressure resistance;
FIG. 2 is a cross-sectional view of a multifunctional optical cable resistant to tension and lateral pressure;
fig. 3 is a schematic view of a connection structure of a multifunctional optical cable with tensile and lateral pressure resistance.
In the figure: 1-optical cable, 2-joint, 3-inner optical cable, 4-outer sheath, 5-outer tensile rib, 6-inner winding belt, 7-outer winding belt, 8-lower shell, 9-upper shell, 10-vertical reinforcing rib, 11-horizontal reinforcing rib, 12-cable jacket, 13-connecting frame, 14-perforation, 15-screw, 16-rib plate, 17-clamping groove, 18-optical fiber connector, 19-connecting device, 20-filling layer, 21-central reinforcing rib, 22-optical fiber sleeve, 23-optical fiber and 24-inner core sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution:
the utility model provides a multi-functional optical cable of anti side pressure of tensile, includes optical cable 1 and joint 2, optical cable 1 includes interior optical cable 3, the outside parcel of interior optical cable 3 has oversheath 4, be provided with a set of annular array distribution's outer tensile rib 5 between 3 circumference outer walls of interior optical cable and the 4 circumference inner walls of oversheath, outer tensile rib 5 and the optical cable 1 cable core parallel arrangement, be provided with filling layer 20 between 3 circumference outer walls of interior optical cable and the 4 circumference inner walls of oversheath, interior optical cable 3 includes inner core cover 24, be provided with a set of annular array distribution's fiber casing 22 in the inner core cover 24, be provided with a bundle of optic fibre 23 in the fiber casing 22, the center department of inner core cover 24 still is provided with central strengthening rib 21.
The inner optical cable 3 is a common optical cable, and the filling layer 20 and the outer tensile ribs 5 are additionally arranged on the outer side of the common optical cable on the basis of the common optical cable, so that the tensile and lateral pressure resistance of the optical cable is improved. The central reinforcing rib 21 ensures the flexural resistance of the cable.
The connector 2 comprises a lower shell 8 and an upper shell 9, the upper shell 9 and the lower shell 8 are rotatably connected through a pin shaft, and cable clamping sleeves 12 of semicircular structures are arranged at the left end and the right end of the upper shell 9 and the lower shell 8.
The tensile and side pressure resistance of the butt joint of the optical cables is improved by arranging the joint 2, and the cable jacket 12 clamps the tail ends of the optical cables 1 on two sides during connection, so that the stability of the joint 2 is ensured.
Preferably, the edges of the upper shell 9 and the lower shell 8 are provided with a connecting frame 13, the connecting frame 13 is provided with a set of through holes 14, the connecting frames 13 on two sides are fixedly connected through screws 15, and the screws 15 are inserted into the through holes 14.
Preferably, a connecting device 19 is provided in the connector 2, said connecting device 19 comprising a set of optical fiber connectors 18 arranged side by side.
The fiber optic connector 18 is a conventional fiber optic connector 18 for mating optical fibers in a fiber optic cable.
Preferably, a pair of rib plates 16 is fixedly connected in the lower housing 8, a set of clamping grooves 17 is arranged at the top of the rib plates 16, and the optical fiber connector 18 is clamped in the clamping grooves 17.
Preferably, a set of transverse reinforcing ribs 11 arranged transversely and a set of vertical reinforcing ribs 10 arranged vertically are arranged on the outer walls of the upper shell 9 and the lower shell 8.
The horizontal reinforcing ribs 11 and the vertical reinforcing ribs 10 serve to enhance the strength and rigidity of the upper case 9 and the lower case 8.
Preferably, the filling layer 20 includes a set of inner and outer wrapping tapes 6 and 7, the inner and outer wrapping tapes 6 and 7 are spirally wound on the circumferential outer wall of the inner optical cable 3, the inner wrapping tape 6 is disposed between the outer tensile rib 5 and the inner optical cable 3, and the outer wrapping tape 7 is disposed between the outer tensile rib 5 and the outer sheath 4.
The inner winding belt 6 and the outer winding belt 7 are respectively arranged on two sides of the outer tensile rib 5, and play a role in fixing the outer tensile rib 5, so that the outer tensile rib 5 is prevented from displacing.
Preferably, the outer tensile ribs 5 and the central reinforcing rib 21 are made of kevlar fibers.
The outer tensile ribs 5 made of kevlar fibres have a very high strength.
Preferably, the inner and outer bands 6, 7 are PP filler cords.
The inner winding belt 6 and the outer winding belt 7 made of the PP filling ropes are good in filling effect, and the stiffness of the outer sheath 4 of the optical cable is improved, so that the side pressure resistance of the optical cable is improved.
The working principle of the invention is as follows: the inner optical cable 3 is a common optical cable, and the filling layer 20 and the outer tensile ribs 5 are additionally arranged on the outer side of the common optical cable on the basis of the common optical cable, so that the tensile and lateral pressure resistance of the optical cable is improved. The central reinforcing rib 21 ensures the flexural resistance of the cable. The tensile and side pressure resistance of the butt joint of the optical cables is improved by arranging the joint 2, and the cable jacket 12 clamps the tail ends of the optical cables 1 on two sides during connection, so that the stability of the joint 2 is ensured. The fiber optic connector 18 is a conventional fiber optic connector 18 for mating optical fibers in a fiber optic cable. The horizontal reinforcing ribs 11 and the vertical reinforcing ribs 10 serve to enhance the strength and rigidity of the upper case 9 and the lower case 8. The inner winding belt 6 and the outer winding belt 7 are respectively arranged on two sides of the outer tensile rib 5, and play a role in fixing the outer tensile rib 5, so that the outer tensile rib 5 is prevented from displacing. The outer tensile ribs 5 and the central reinforcing rib 21 made of kevlar fibers have an extremely high strength. The inner winding belt 6 and the outer winding belt 7 made of the PP filling ropes are good in filling effect, and the stiffness of the outer sheath 4 of the optical cable is improved, so that the side pressure resistance of the optical cable is improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. The utility model provides a multi-functional optical cable of anti side pressure of tensile, includes optical cable (1) and joint (2), its characterized in that: optical cable (1) includes interior optical cable (3), the outside parcel of interior optical cable (3) has oversheath (4), be provided with outer tensile rib (5) that a set of annular array distributes between interior optical cable (3) circumference outer wall and oversheath (4) circumference inner wall, outer tensile rib (5) and optical cable (1) cable core parallel arrangement, be provided with filling layer (20) between interior optical cable (3) circumference outer wall and oversheath (4) circumference inner wall, interior optical cable (3) include inner core cover (24), be provided with a set of annular array distribution's fiber casing (22) in inner core cover (24), be provided with a bundle of optic fibre (23) in fiber casing (22), the center department of inner core cover (24) still is provided with central strengthening rib (21).
2. The multifunctional optical cable of claim 1, wherein the optical cable is characterized in that: the connector (2) comprises a lower shell (8) and an upper shell (9), the upper shell (9) is rotatably connected with the lower shell (8) through a pin shaft, and cable clamping sleeves (12) of semicircular structures are arranged at the left end and the right end of the upper shell (9) and the lower shell (8).
3. The multifunctional optical cable of claim 2, wherein the optical cable is characterized in that: go up the edge of casing (9) and lower casing (8) and be provided with connection frame (13), be provided with a set of perforation (14) on connecting frame (13), the connection frame (13) of both sides passes through screw (15) fixed connection, screw (15) are worn to establish in perforation (14).
4. The multifunctional optical cable of claim 3, wherein the optical cable is characterized in that: a connecting device (19) is arranged in the joint (2), and the connecting device (19) comprises a group of optical fiber connectors (18) arranged side by side.
5. The multifunctional optical cable capable of resisting lateral pressure as claimed in claim 4, wherein: a pair of rib plates (16) is fixedly connected in the lower shell (8), a group of clamping grooves (17) are formed in the tops of the rib plates (16), and the optical fiber connectors (18) are clamped in the clamping grooves (17).
6. The multifunctional optical cable of claim 5, wherein the optical cable is characterized in that: and a group of transverse reinforcing ribs (11) which are transversely arranged and a group of vertical reinforcing ribs (10) which are vertically arranged are arranged on the outer walls of the upper shell (9) and the lower shell (8).
7. The multifunctional optical cable capable of resisting lateral pressure as claimed in claim 6, wherein: the filling layer (20) comprises a group of inner winding belts (6) and a group of outer winding belts (7), the inner winding belts (6) and the outer winding belts (7) are spirally wound on the outer wall of the circumference of the inner optical cable (3), the inner winding belts (6) are arranged between the outer tensile ribs (5) and the inner optical cable (3), and the outer winding belts (7) are arranged between the outer tensile ribs (5) and the outer sheath (4).
8. The multifunctional optical cable of claim 7, wherein the optical cable is characterized in that: the outer tensile ribs (5) and the central reinforcing rib (21) are made of Kevlar fibers.
9. The multifunctional optical cable of claim 8, wherein the optical cable is characterized in that: the inner winding belt (6) and the outer winding belt (7) are PP filling ropes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111298935.9A CN114019633A (en) | 2021-11-04 | 2021-11-04 | Tensile and side pressure resistant multifunctional optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111298935.9A CN114019633A (en) | 2021-11-04 | 2021-11-04 | Tensile and side pressure resistant multifunctional optical cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114019633A true CN114019633A (en) | 2022-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111298935.9A Withdrawn CN114019633A (en) | 2021-11-04 | 2021-11-04 | Tensile and side pressure resistant multifunctional optical cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114019633A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114888643A (en) * | 2022-04-19 | 2022-08-12 | 新奥动力科技(廊坊)有限公司 | Method for machining metal structural part |
-
2021
- 2021-11-04 CN CN202111298935.9A patent/CN114019633A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114888643A (en) * | 2022-04-19 | 2022-08-12 | 新奥动力科技(廊坊)有限公司 | Method for machining metal structural part |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20220208 |
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| WW01 | Invention patent application withdrawn after publication |