CN209980852U - Light FTTA photoelectric composite cable - Google Patents
Light FTTA photoelectric composite cable Download PDFInfo
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- CN209980852U CN209980852U CN201921188293.5U CN201921188293U CN209980852U CN 209980852 U CN209980852 U CN 209980852U CN 201921188293 U CN201921188293 U CN 201921188293U CN 209980852 U CN209980852 U CN 209980852U
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- 239000002131 composite material Substances 0.000 title claims abstract description 33
- 230000006835 compression Effects 0.000 claims abstract description 23
- 238000007906 compression Methods 0.000 claims abstract description 23
- 230000003014 reinforcing effect Effects 0.000 claims description 23
- 229910052755 nonmetal Inorganic materials 0.000 claims description 7
- 239000013307 optical fiber Substances 0.000 claims description 7
- 230000002787 reinforcement Effects 0.000 claims description 5
- 239000004760 aramid Substances 0.000 claims description 3
- 229920006231 aramid fiber Polymers 0.000 claims description 3
- 229920003235 aromatic polyamide Polymers 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 238000005728 strengthening Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 10
- 230000000903 blocking effect Effects 0.000 abstract description 9
- 230000003139 buffering effect Effects 0.000 abstract description 3
- 238000001125 extrusion Methods 0.000 abstract description 3
- 238000005253 cladding Methods 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 description 7
- 230000005622 photoelectricity Effects 0.000 description 7
- 238000005299 abrasion Methods 0.000 description 4
- 244000241796 Christia obcordata Species 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a light-duty FTTA photoelectric composite cable in photoelectric composite cable technical field, including the butterfly sheath, insulating sheath outside cladding has the water blocking layer, water blocking layer outer wall is provided with the enhancement layer, enhancement layer ring array evenly is provided with flexible support bar, flexible support bar outer wall is provided with the resistance to compression buffer layer, the buffering hole has been seted up to ring array in the resistance to compression buffer layer, the utility model discloses a flexible support bar, cushion chamber and the resistance to compression buffer layer that set up can evenly cushion the outside extrusion force that brings, avoid this photoelectric composite cable fracture, strengthen this photoelectric composite cable compressive strength greatly, be provided with enhancement layer and filling layer simultaneously, guarantee this photoelectric composite cable's tensile strength, this photoelectric composite cable whole light in weight, the compressive tensile strength is high, whole long service life, and the running cost is low.
Description
Technical Field
The utility model relates to a photoelectric composite cable technical field specifically is a light-duty FTTA photoelectric composite cable.
Background
In the FTTA field, can adopt photoelectric composite cable mostly, because current photoelectric composite cable service environment is comparatively complicated, will cause the internal damage when receiving external pressure to influence the use of photoelectric composite cable, still do not have good tensile strength ability simultaneously, receive to pull fragile, whole life is short, for this reason, we provide a light-duty FTTA photoelectric composite cable.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a light-duty FTTA photoelectric composite cable to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a light FTTA photoelectric composite cable comprises a butterfly-shaped sheath, wherein two groups of non-metal reinforcements are arranged in the butterfly-shaped sheath, the two groups of non-metal reinforcements are symmetrically arranged at the positions of butterfly wings at two sides of the butterfly-shaped sheath at intervals, two groups of optical fibers are symmetrically arranged at the middle position in the butterfly-shaped sheath, insulating sheaths are symmetrically arranged at the left side and the right side of the butterfly-shaped sheath, a power line is arranged in each insulating sheath, a water-blocking layer is coated outside each insulating sheath, a filling layer is arranged in a gap between the inner wall of the water-blocking layer and the outer wall of the butterfly-shaped sheath and a gap between the inner wall of the water-blocking layer and the outer wall of the insulating sheath, a reinforcing layer is arranged on the outer wall of the water-blocking layer, flexible support bars are uniformly arranged in an annular, the outer wall of the compression-resistant buffer layer is provided with an outer sheath.
Furtherly, adjacent two sets of set up to the cushion chamber between the flexible support bar, resistance to compression buffer layer inner wall is provided with the spacing recess that matches with flexible support bar.
Further, the outer wall of the outer sheath is provided with a wear-resistant layer.
Furthermore, the number of the flexible supporting bars and the number of the elastic reinforcing ribs are eight, and the flexible supporting bars and the elastic reinforcing ribs are staggered with each other.
Furthermore, the filling layer is an aramid yarn filling layer, and the reinforcing layer is an aramid fiber yarn reinforcing layer.
Further, the wearing layer is a polyurethane wearing layer, and the compression buffer layer is a rubber compression buffer layer.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a flexible support bar that sets up, the outside extrusion force that brings of cushion chamber and resistance to compression buffer layer ability even buffering, avoid this compound cable fracture of photoelectricity, strengthen this compound cable of photoelectricity anti extrusion strength greatly, be provided with buffer hole and elastic strengthening rib simultaneously, can avoid this compound cable of photoelectricity to make inside emergence rupture phenomenon because of the kinking angle is too big when further improving this compound cable of photoelectricity's compressive property, be provided with enhancement layer and filling layer simultaneously, guarantee this compound cable of photoelectricity's tensile property, be provided with the wearing layer, higher mechanical strength and oxidation temperature shape have, can increase this compound cable of photoelectricity's abrasion strength, this compound cable of photoelectricity whole light in weight, resistance to compression tensile property is high, whole long service life, the running cost is low.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. a butterfly-shaped sheath; 2. a non-metallic reinforcement; 3. an optical fiber; 4. an insulating sheath; 5. a power line; 6. a filling layer; 7. a water resistant layer; 8. a reinforcing layer; 9. a flexible support strip; 10. a compression-resistant buffer layer; 11. a buffer hole; 12. elastic reinforcing ribs; 13. a buffer chamber; 14. an outer sheath; 15. and a wear-resistant layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: a light FTTA photoelectric composite cable comprises a butterfly-shaped sheath 1, wherein two groups of non-metal reinforcing parts 2 are arranged in the butterfly-shaped sheath 1, the two groups of non-metal reinforcing parts 2 are symmetrically arranged at the butterfly-wing positions on two sides of the butterfly-shaped sheath 1 at intervals, two groups of optical fibers 3 are symmetrically arranged at the middle position in the butterfly-shaped sheath 1, insulating sheaths 4 are symmetrically arranged on the left side and the right side of the butterfly-shaped sheath 1, a power line 5 is arranged in each insulating sheath 4, and the butterfly-shaped sheath 1, the non-metal reinforcing parts 2, the optical fibers 3, the insulating sheaths 4 and the prior art are;
referring to fig. 1, a water blocking layer 7 is coated outside the insulating sheath 4, and the water blocking layer 7 may be a water blocking yarn or a water blocking tape, which is selected according to actual conditions to improve the waterproof performance of the photoelectric composite cable;
referring to fig. 1, a filling layer 6 is disposed in a gap between an inner wall of the water blocking layer 7 and an outer wall of the butterfly-shaped sheath 1 and a gap between an inner wall of the water blocking layer 7 and an outer wall of the insulating sheath 4, so that the inner part is more compact and the tensile strength and other properties of the photoelectric composite cable are improved;
referring to fig. 1, a reinforcing layer 8 is disposed on an outer wall of a water blocking layer 7, so as to further improve tensile strength and other properties of the photoelectric composite cable when ensuring the strength of the photoelectric composite cable, and flexible support bars 9 are uniformly disposed in an annular array of the reinforcing layer 8, and are used for uniformly buffering external pressure;
referring to fig. 1, the outer wall of the flexible supporting bar 9 is provided with a compression-resistant buffer layer 10, the compression-resistant buffer layer 10 is internally provided with buffer holes 11 in an annular array, and the buffer holes 11 are internally and fixedly embedded with elastic reinforcing ribs 12, so that the phenomenon of internal fracture of the photoelectric composite cable due to an overlarge twisting angle can be avoided, the elastic buffer performance of the compression-resistant buffer layer 10 is further improved, and the outer wall of the compression-resistant buffer layer 10 is provided with an outer sheath 14.
As shown in fig. 1: a buffer cavity 13 is arranged between two adjacent groups of flexible supporting bars 9, so that external pressure can be conveniently and uniformly buffered, the damage of the pressure to the inside can be reduced, a limiting groove matched with the flexible supporting bars 9 is arranged on the inner wall of the compression-resistant buffer layer 10, the stress dislocation can be avoided, and the action of uniform stress on the flexible supporting bars 9 can be ensured;
as shown in fig. 1: the outer wall of the outer sheath 14 is provided with a wear-resistant layer 15, so that the wear resistance of the photoelectric composite cable is improved, and the service life of the photoelectric composite cable is prolonged;
as shown in fig. 1: the number of the flexible supporting strips 9 and the number of the elastic reinforcing ribs 12 are eight, the flexible supporting strips 9 and the elastic reinforcing ribs 12 can be selected according to actual conditions, and the flexible supporting strips 9 and the elastic reinforcing ribs 12 are staggered with each other, so that the external pressure can be uniformly buffered;
as shown in fig. 1: the filling layer 6 is an aramid yarn filling layer, so that the purpose of tensile resistance of the photoelectric composite cable is achieved, the interior is more compact, and the reinforcing layer 8 is an aramid fiber yarn reinforcing layer, so that the tensile resistance of the photoelectric composite cable is further improved;
the abrasion-resistant layer 15 is a polyurethane abrasion-resistant layer, has high mechanical strength and oxidation temperature, can increase the abrasion resistance of the photoelectric composite cable, and the compression-resistant buffer layer 10 is a rubber compression-resistant buffer layer, so that external force is prevented from instantly reaching the internal optical fiber 3 and the power line 5.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a light-duty FTTA photoelectric composite cable, includes butterfly sheath (1), its characterized in that: the novel butterfly-shaped optical fiber cable is characterized in that two groups of non-metal reinforcements (2) are arranged in the butterfly-shaped sheath (1), two groups of non-metal reinforcements (2) are symmetrically arranged at two sides of the butterfly-shaped sheath (1) at intervals, two groups of optical fibers (3) are symmetrically arranged at the middle part of the butterfly-shaped sheath (1), insulating sheaths (4) are symmetrically arranged at the left side and the right side of the butterfly-shaped sheath (1), a power line (5) is arranged in each insulating sheath (4), a water-blocking layer (7) is wrapped outside each insulating sheath (4), a filling layer (6) is arranged in each gap between the inner wall of each water-blocking layer (7) and the outer wall of the butterfly-shaped sheath (1) and each gap between the inner wall of each water-blocking layer (7) and the outer wall of each insulating sheath (4), a reinforcing layer (, flexible support bar (9) outer wall is provided with resistance to compression buffer layer (10), buffer hole (11) have been seted up to annular array in resistance to compression buffer layer (10), and buffer hole (11) internal fixation embedding is provided with elasticity strengthening rib (12), resistance to compression buffer layer (10) outer wall is provided with oversheath (14).
2. A lightweight FTTA optical-electrical composite cable according to claim 1, wherein: adjacent two sets of set up to cushion chamber (13) between flexible support bar (9), resistance to compression buffer layer (10) inner wall is provided with the spacing recess that matches with flexible support bar (9).
3. A lightweight FTTA optical-electrical composite cable according to claim 1, wherein: the outer wall of the outer sheath (14) is provided with a wear-resistant layer (15).
4. A lightweight FTTA optical-electrical composite cable according to claim 1, wherein: the number of the flexible support bars (9) and the number of the elastic reinforcing ribs (12) are eight, and the flexible support bars (9) and the elastic reinforcing ribs (12) are staggered.
5. A lightweight FTTA optical-electrical composite cable according to claim 1, wherein: the filling layer (6) is an aramid yarn filling layer, and the reinforcing layer (8) is an aramid fiber yarn reinforcing layer.
6. A lightweight FTTA optical-electrical composite cable according to claim 3, wherein: the wear-resistant layer (15) is a polyurethane wear-resistant layer, and the compression-resistant buffer layer (10) is a rubber compression-resistant buffer layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921188293.5U CN209980852U (en) | 2019-07-26 | 2019-07-26 | Light FTTA photoelectric composite cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921188293.5U CN209980852U (en) | 2019-07-26 | 2019-07-26 | Light FTTA photoelectric composite cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209980852U true CN209980852U (en) | 2020-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921188293.5U Active CN209980852U (en) | 2019-07-26 | 2019-07-26 | Light FTTA photoelectric composite cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209980852U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111710468A (en) * | 2020-06-28 | 2020-09-25 | 四川天邑康和通信股份有限公司 | Flame-retardant photoelectric hybrid cable of coaxial electric unit and manufacturing method thereof |
-
2019
- 2019-07-26 CN CN201921188293.5U patent/CN209980852U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111710468A (en) * | 2020-06-28 | 2020-09-25 | 四川天邑康和通信股份有限公司 | Flame-retardant photoelectric hybrid cable of coaxial electric unit and manufacturing method thereof |
| CN111710468B (en) * | 2020-06-28 | 2021-11-05 | 四川天邑康和通信股份有限公司 | Flame-retardant photoelectric hybrid cable of coaxial electric unit and manufacturing method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 27, Weiyi Road, the Taihu Lake Economic Development Zone, Anqing, Anhui 246400 Patentee after: Anhui Shenlian Optoelectronics Co.,Ltd. Country or region after: China Address before: 246400 No. 27 Weiyi Road, Taihu County Economic Development Zone, Anqing City, Anhui Province Patentee before: ANHUI LASUN COMMUNICATION Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |