CN218917740U - Suspensible multi-core optical cable - Google Patents
Suspensible multi-core optical cable Download PDFInfo
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- CN218917740U CN218917740U CN202320008493.8U CN202320008493U CN218917740U CN 218917740 U CN218917740 U CN 218917740U CN 202320008493 U CN202320008493 U CN 202320008493U CN 218917740 U CN218917740 U CN 218917740U
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Abstract
The utility model relates to a suspensible multi-core optical cable, which comprises a special-shaped flame-retardant sheath, wherein the middle part of the special-shaped flame-retardant sheath is provided with a light unit, the left side and the right side of the light unit are respectively provided with a left nonmetal reinforcing core and a right nonmetal reinforcing core, the light unit, the left nonmetal reinforcing core and the right nonmetal reinforcing core extend along the length direction of the special-shaped flame-retardant sheath, the light unit comprises an oversized core number optical fiber module and a flexible water-blocking nonmetal filling layer wrapped on the periphery of the oversized core number optical fiber module, the left side and the right side of the special-shaped flame-retardant sheath are respectively provided with a plurality of left suspensible grooves and right suspensible grooves which are uniformly arranged at intervals along the length direction of the special-shaped flame-retardant sheath, and the left suspensible grooves and the right suspensible grooves are semi-cylindrical grooves, and the left nonmetal reinforcing core and the right nonmetal reinforcing core are hollowed out on the outer sides of the special-shaped flame-retardant sheath respectively through the left suspensible grooves and the right suspensible grooves; the utility model not only can be used for hanging wiring construction, has certain tensile strength, but also has small size and high density of the optical cable, and has high flame retardance.
Description
[ technical field ]
The utility model relates to the technical field of optical fiber cables, in particular to a suspensible multi-core optical cable.
[ background Art ]
At present, along with the development of the optical communication age, the optical cable demand of the applicable place of special demand is gradually increased along with the diversification of the use scene, the use requirement difficulty is also more and more, aiming at different use scenes and use conditions, the special use place is required to be met, the higher stretching resistance and the temperature change resistance are also required to be ensured, meanwhile, the weight is also expected to be light, the number of the transmissible optical communication signals is also required, the construction and the wiring are also easy, the high flame retardant combustion is required to be suitable for the higher temperature change range, and the cable is used in the use scene of regional interconnection. Conventional optical cable structures have failed to meet their requirements, and therefore a new structure is designed to meet the requirements.
[ summary of the utility model ]
The utility model aims to solve the defects and provide the suspensible multi-core optical cable which not only can be used for suspensible wiring construction, has certain tensile strength, but also has small size and high concentration of the optical cable, has high flame retardance, and meets the requirements of users at the present stage.
The utility model provides a but in order to realize above-mentioned purpose design suspension type multicore optical cable, includes special-shaped fire-retardant sheath 6, special-shaped fire-retardant sheath 6 middle part is provided with light unit 5, light unit 5 left and right sides is provided with left side nonmetal reinforcing core 1 and right side nonmetal reinforcing core 2 respectively, light unit 5, left side nonmetal reinforcing core 1, right side nonmetal reinforcing core 2 all extend along special-shaped fire-retardant sheath 6 length direction, light unit 5 contains flexible water-blocking nonmetal filling layer 501 and super-large core number fiber module 502, flexible water-blocking nonmetal filling layer 501 wraps up in super-large core number fiber module 502 periphery, but special-shaped fire-retardant sheath 6 left and right sides are provided with left side suspendable groove 3, right side suspendable groove 4 respectively, but left side suspendable groove 3 and right side suspendable groove 4 are equipped with at least two respectively, and follow special-shaped fire-retardant sheath 6 length direction evenly spaced arrangement, but left side nonmetal reinforcing core 1, right side nonmetal reinforcing core 2 are half cylindrical groove respectively through left side nonmetal reinforcing core 3, right side nonmetal reinforcing core 2 suspendable groove 3, but the special-shaped fire-retardant wiring outside of the construction outside in the groove 6.
Further, the longitudinal section of the light unit 5 is square, and the left nonmetal reinforcing core 1 and the right nonmetal reinforcing core 2 are symmetrically arranged.
Further, the radius of a plurality of semi-cylindrical grooves on the two sides of the special-shaped flame-retardant sheath 6 is larger than the length from the left nonmetal reinforcing core 1 or the right nonmetal reinforcing core 2 to the edge of the special-shaped flame-retardant sheath 6 by 0.5cm-1cm, so that the nonmetal reinforcing cores hollowed out on the two sides outside the special-shaped sheath can be used for hanging hooks or fixing clamping grooves to fix the position of an optical cable, other equipment is not needed for fixing and clamping the optical cable, and the cost of construction wiring is reduced.
Further, the cross section of the special-shaped flame-retardant sheath 6 is elliptical, and the left nonmetal reinforcing core 1 and the right nonmetal reinforcing core 2 are respectively positioned at the circle centers of the upper semicircle and the lower semicircle of the special-shaped flame-retardant sheath 6.
Furthermore, the left nonmetal reinforced core 1 and the right nonmetal reinforced core 2 are made of high-strength bending-resistant glass fiber materials, so that the stretching resistance and the hanging capacity of the whole cable are improved, the weight of the optical cable is reduced, and the flame retardant property of the optical cable is ensured.
Further, the flexible water-blocking nonmetal filling layer 501 is made of an aromatic polyamide synthetic fiber material, and has the characteristics of flexibility, water blocking, high flame retardance and high tensile strength, so that the side pressure can be buffered to protect the optical fiber module, and the tensile strength of the optical fiber module is ensured.
Further, the extra-large core number optical fiber module 502 adopts the small-size high-strength bending-resistant special optical fiber 150-200 μm, and the optical fiber has good bending performance and small size, can integrate the large core number optical fiber module, and greatly enhances the signal of optical transmission.
Further, the special optical fiber in the oversized fiber optic module 502 is further wrapped with a layer of high-strength buffer resin with uniform thickness, and the layer of buffer resin not only can be used for protecting the relative position of the fiber optic module, but also can be used for protecting the internal optical fiber from being broken or destroyed due to external impact.
Further, the special-shaped flame-retardant sheath 6 is formed by integrally extruding a flame-retardant polyolefin material with high strength and hardness, so that the special-shaped flame-retardant sheath can meet the wide high and low temperature resistant range, has ultraviolet irradiation resistance, has certain chemical resistance, high strength and hardness, and has high flame retardance and low melting point.
Further, the overall outer diameter dimension of the fiber optic cable is 6 x 2mm.
Compared with the prior art, the utility model has the following advantages:
(1) According to the utility model, as the nonmetal reinforcing core is made of high-strength bending-resistant glass fiber material, the stretching resistance and the hanging capacity of the whole cable are improved, the weight of the optical cable is reduced, and the flame retardant property of the optical cable is ensured;
(2) The suspension grooves are uniformly arranged on the special-shaped sheath to form semi-cylindrical grooves, the radius of each groove is 0.5cm-1cm longer than the length from the nonmetal reinforcing core to the edge of the special-shaped sheath, so that nonmetal reinforcing cores hollowed out of two sides of the special-shaped sheath can be used for hanging hooks or fixing clamping grooves to fix the positions of optical cables, other equipment is not needed for fixing and clamping the optical cables, the construction wiring cost is reduced, and meanwhile, due to the arrangement of the semi-cylindrical grooves, the weight of the optical cables is small compared with that of the optical cables in a conventional shape, and sheath materials are saved;
(3) The flexible water-blocking nonmetallic filling layer adopts a high-tech aromatic polyamide synthetic fiber material, has the characteristics of flexibility, water blocking, high flame retardance and high tensile strength, and can buffer side pressure to protect the optical fiber module and ensure the tensile resistance of the optical fiber module;
(4) The maximum core number of the ultra-large core number optical fiber module can reach 96 cores, and the ultra-large core number optical fiber module adopts the small-size high-strength bending-resistant special optical fiber 150-200 mu m, has good bending performance and small size, can integrate the large core number optical fiber module, and greatly enhances the signal of optical transmission;
(5) The special optical fiber is also wrapped with a high-strength buffer resin layer with uniform thickness, and the buffer resin layer not only can be used for protecting the relative position of the optical fiber module, but also can be used for protecting the internal optical fiber from being broken or destroyed due to external impact;
(6) The special-shaped sheath is integrally formed by extrusion molding of the flame-retardant polyolefin material with high strength and hardness, not only can meet a wider high-low temperature resistant range, but also has the characteristics of ultraviolet irradiation resistance, certain chemical resistance, high strength and hardness, has high flame retardance and low melting point, meets CPR-B level flame retardance requirements, and has the overall outer diameter size of 6 x 2mm;
in conclusion, the special-shaped optical cable can be hung for wiring construction, has certain tensile strength, can be provided with 96 optical fibers at most in the optical cable at the center, has small size and high concentration, has high flame retardance, solves the requirements of users at the present stage, and is worthy of popularization and application.
[ description of the drawings ]
FIG. 1 is a schematic diagram of the front view of the present utility model;
FIG. 2 is a schematic top view of the present utility model;
FIG. 3 is a schematic cross-sectional view of the present utility model;
in the figure: 1. the fiber reinforced plastic composite material comprises a left nonmetal reinforced core 2, a right nonmetal reinforced core 3, a left suspendable groove 4, a right suspendable groove 5, a light unit 501, a flexible water-blocking nonmetal filling layer 502, an oversized fiber module 6 and a special-shaped flame-retardant sheath.
Detailed description of the preferred embodiments
The utility model is further described below with reference to the accompanying drawings:
as shown in fig. 1 to 3, the present utility model provides a suspensible multi-core optical cable, which includes a left nonmetal reinforcing core 1, a right nonmetal reinforcing core 2, a left suspensible groove 3, a right suspensible groove 4, an optical unit 5, a flexible water-blocking nonmetal filling layer 501, an oversized core fiber module 502 and a special-shaped flame retardant sheath 6; the special-shaped flame-retardant sheath 6 comprises a middle square light unit 5 and a left nonmetal reinforcing core 1 and a right nonmetal reinforcing core 2 which are symmetrically arranged on two sides, namely, the middle part of the special-shaped flame-retardant sheath 6 is provided with the light unit 5, the left nonmetal reinforcing core 1 and the right nonmetal reinforcing core 2 are respectively arranged on the left side and the right side of the light unit 5, and the light unit 5, the left nonmetal reinforcing core 1 and the right nonmetal reinforcing core 2 extend along the length direction of the special-shaped flame-retardant sheath 6; the square light unit 5 comprises a flexible water-blocking nonmetal filling layer 501 and an oversized core number optical fiber module 502, wherein the flexible water-blocking nonmetal filling layer 501 is wrapped on the periphery of the oversized core number optical fiber module 502; the two sides of the special-shaped flame-retardant sheath 6 are uniformly provided with a plurality of semi-cylindrical grooves at intervals, namely a left-side suspendable groove 3 and a right-side suspendable groove 4, and are uniformly arranged at intervals along the length direction of the special-shaped flame-retardant sheath 6, and the left-side nonmetal reinforcing core 1 and the right-side nonmetal reinforcing core 2 are respectively hollowed out at the two sides outside the special-shaped flame-retardant sheath 6 through the left-side suspendable groove 3 and the right-side suspendable groove 4, so that suspended wiring construction is realized.
The left side suspendable groove 3 and the right side suspendable groove 4 are semi-cylindrical grooves which are uniformly arranged on the special-shaped flame-retardant sheath 6, and the radius of a plurality of semi-cylindrical grooves on two sides of the special-shaped flame-retardant sheath 6 is larger than the length from the left side nonmetal reinforcing core 1 and the right side nonmetal reinforcing core 2 to the edge of the special-shaped sheath by 0.5cm-1cm; the cross section of the special-shaped flame-retardant sheath 6 is elliptical, the left nonmetal reinforcing core 1 and the right nonmetal reinforcing core 2 are arranged symmetrically up and down, and are respectively positioned at the circle centers of the upper semicircle and the lower semicircle of the special-shaped flame-retardant sheath 6; the left nonmetal reinforcing core 1 and the right nonmetal reinforcing core 2 are made of high-strength bending-resistant glass fiber materials, and the flexible water-blocking nonmetal filling layer 501 is made of a high-tech aromatic polyamide synthetic fiber material; the ultra-large core number optical fiber module 502 adopts a small-size high-strength bending-resistant special optical fiber 150-200 mu m, and a high-strength buffer resin layer with uniform thickness is wrapped outside the special optical fiber; the special-shaped flame-retardant sheath 6 is integrally formed by extrusion molding of a flame-retardant polyolefin material with high strength and hardness, and the overall outer diameter size of the optical cable is 6 x 2mm.
In the utility model, the nonmetal reinforcing core is made of high-strength bending-resistant glass fiber material, so that the stretching resistance and the hanging capacity of the whole cable are improved, the weight of the optical cable is reduced, and the flame retardant property of the optical cable is ensured. The suspension groove is a semi-cylindrical groove uniformly formed on the special-shaped sheath, the radius of the groove is 0.5cm-1cm longer than the length from the nonmetal reinforcing core to the edge of the special-shaped sheath, so that the nonmetal reinforcing cores hollowed out on two sides outside the special-shaped sheath can be used for hanging hooks or fixing the positions of the optical cables through fixing clamping grooves, other equipment is not needed for fixing and fastening the optical cables, the construction wiring cost is reduced, and meanwhile, due to the semi-cylindrical groove, the optical cables are small in weight compared with the optical cables in the conventional shape, and sheath materials are also saved. The special-shaped sheath is integrally formed by adopting a flame-retardant polyolefin material with high strength and hardness through extrusion molding, not only can meet a wider high-low temperature resistant range, but also has the characteristics of ultraviolet irradiation resistance, certain chemical resistance, high strength and hardness, has high flame retardance and low melting point, meets CPR-B level flame retardance requirements, and has the overall outer diameter of 6 x 2mm.
The flexible water-blocking nonmetallic filling layer is made of a high-tech aromatic polyamide synthetic fiber material, has the characteristics of flexibility, water blocking, high flame retardance and high tensile strength, and can buffer side pressure to protect the optical fiber module and ensure the tensile resistance of the optical fiber module. The maximum core number of the ultra-large core number optical fiber module can reach 96 cores, and the small-size high-strength bending-resistant special optical fiber 150-200 mu m is adopted, so that the optical fiber has good bending performance and small size, can integrate the large-core number optical fiber module, greatly enhances the signal of light transmission, is coated with a high-strength buffer resin layer with uniform thickness, can not only be used for the relative position of the optical fiber module, but also can protect the internal optical fiber from being broken or destroyed due to external impact.
In summary, the utility model comprises two nonmetallic reinforcing cores, two suspendable grooves on both sides, a light unit and a special-shaped flame-retardant sheath; the special-shaped flame-retardant sheath is provided with a middle square light unit and two nonmetallic reinforcing cores symmetrically arranged on two sides; the optical unit comprises a flexible water-blocking nonmetallic filling layer and an oversized core number optical fiber module; the two sides of the special-shaped flame-retardant sheath are uniformly provided with a plurality of semi-cylindrical grooves at intervals, namely a left side suspendable groove and a right side suspendable groove, the radius of the semi-cylindrical grooves on the two sides of the special-shaped flame-retardant sheath is larger than the length from the nonmetallic reinforcing cores on the two sides to the edge of the special-shaped sheath by 0.5cm-1cm, and the cross section of the special-shaped sheath is elliptical. The suspensible multi-core optical cable not only can be used for suspensible wiring construction and has certain tensile strength, but also can be provided with 96 optical fibers at the center of the optical cable at most, has small size and high concentration, and has very high flame retardance.
The present utility model is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications that do not depart from the spirit and principles of the utility model are intended to be equivalent substitutes and are included in the scope of the utility model.
Claims (10)
1. A suspensible multi-core optical cable, characterized in that: including dysmorphism fire-retardant sheath (6), dysmorphism fire-retardant sheath (6) middle part is provided with light unit (5), light unit (5) left and right sides are provided with left side nonmetal reinforcing core (1) and right side nonmetal reinforcing core (2) respectively, light unit (5), left side nonmetal reinforcing core (1), right side nonmetal reinforcing core (2) all extend along dysmorphism fire-retardant sheath (6) length direction, light unit (5) contain flexible non-metal filling layer (501) and super-large core number fiber module (502) that block water, flexible non-metal filling layer (501) parcel is in super-large core number fiber module (502) periphery, but dysmorphism fire-retardant sheath (6) left and right sides are provided with left side suspendable groove (3), right side suspendable groove (4) respectively, but left side suspendable groove (3) and right side suspendable groove (4) are equipped with two at least respectively, and follow dysmorphism fire-retardant sheath (6) length direction evenly interval arrangement, but left side suspendable groove (3) and right side suspendable groove (4) are in the outer side of super-large core number fiber module (502), but the flexible non-metal filling layer (501) parcel is in super-large core number fiber module (4), but (4) are suspended in the periphery of super-large core number fiber module (4).
2. The suspensible multi-core optical cable of claim 1, wherein: the longitudinal section of the light unit (5) is square, and the left nonmetal reinforcing core (1) and the right nonmetal reinforcing core (2) are symmetrically arranged left and right.
3. The suspensible multi-core optical cable of claim 1, wherein: the radius of a plurality of semi-cylindrical grooves on two sides of the special-shaped flame-retardant sheath (6) is larger than the length from the left nonmetal reinforcing core (1) or the right nonmetal reinforcing core (2) to the edge of the special-shaped flame-retardant sheath (6) by 0.5cm-1cm.
4. The suspensible multi-core optical cable of claim 1, wherein: the cross section of the special-shaped flame-retardant sheath (6) is elliptical, and the left nonmetal reinforcing core (1) and the right nonmetal reinforcing core (2) are respectively positioned at the centers of the upper semicircle and the lower semicircle of the special-shaped flame-retardant sheath (6).
5. The suspensible multi-core optical cable of claim 1, wherein: the left nonmetal reinforcing core (1) and the right nonmetal reinforcing core (2) are made of high-strength bending-resistant glass fiber materials.
6. The suspensible multi-core optical cable of claim 1, wherein: the flexible water-blocking nonmetallic filling layer (501) is made of aromatic polyamide synthetic fiber materials.
7. The suspensible multi-core optical cable of claim 1, wherein: the extra-large core number fiber module (502) adopts small-size high-strength bending-resistant special optical fibers of 150-200 mu m.
8. The suspensible multi-core optical cable of claim 1, wherein: the special optical fiber in the ultra-large core number optical fiber module (502) is also wrapped with a layer of high-strength buffer resin with uniform layer thickness.
9. The suspensible multi-core optical cable of claim 1, wherein: the special-shaped flame-retardant sheath (6) is integrally formed by extrusion molding of a flame-retardant polyolefin material with high strength and hardness.
10. The suspensible multi-core optical cable of claim 1, wherein: the overall outer diameter size of the optical cable was 6 x 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320008493.8U CN218917740U (en) | 2023-01-04 | 2023-01-04 | Suspensible multi-core optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320008493.8U CN218917740U (en) | 2023-01-04 | 2023-01-04 | Suspensible multi-core optical cable |
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| Publication Number | Publication Date |
|---|---|
| CN218917740U true CN218917740U (en) | 2023-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320008493.8U Active CN218917740U (en) | 2023-01-04 | 2023-01-04 | Suspensible multi-core optical cable |
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| Country | Link |
|---|---|
| CN (1) | CN218917740U (en) |
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2023
- 2023-01-04 CN CN202320008493.8U patent/CN218917740U/en active Active
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