CN209148931U - A kind of wear-resisting anti-composite cable to bite in outdoor - Google Patents
A kind of wear-resisting anti-composite cable to bite in outdoor Download PDFInfo
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- CN209148931U CN209148931U CN201822170493.XU CN201822170493U CN209148931U CN 209148931 U CN209148931 U CN 209148931U CN 201822170493 U CN201822170493 U CN 201822170493U CN 209148931 U CN209148931 U CN 209148931U
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Abstract
The utility model discloses a kind of wear-resisting anti-composite cables to bite in outdoor, including Cable Core, filled layer, insulating layer, shielded layer, flame-retardant layer, protection against rodents layer and wear-resistance protective sleeve, the Cable Core is located in filled layer, the Cable Core includes a strengthening core, four wedge-shaped reinforcing ribs and eight optical fiber, the insulating layer is located at outside filled layer, the shielded layer is located at outside insulating layer, several spines are equipped with outside the shielded layer, the flame-retardant layer is located at outside shielded layer, the protection against rodents layer is located at outside flame-retardant layer, it is outer that the wear-resistance protective sleeve is located at protection against rodents layer, several small-sized cavitys are equipped in the protection against rodents layer, each small size air is intracavitary to be placed with protection against rodents capsule.The utility model prevents optical cable from being caused to wear by friction in wiring process by the way that wearing layer is arranged in optical cable outermost layer；In optical cable time outer layer setting protection against rodents layer, prevents mouse from biting optical cable, there are the beneficial effects such as wearability is strong, protection against rodents bites, shielding is got well.
Description
Technical field
The utility model relates to the wear-resisting anti-composite cables to bite in optical cable technology field more particularly to a kind of outdoor.
Background technique
In modern society, damaged by rats destruction is to endanger one of optical cable main harm, and resulting accident causes huge
Economic loss.Mouse, which baits, will cause optical cable water inlet or into tide, it is possible to cause large area electric power, communicating interrupt, bring
Immeasurable loss.And rodent-resistant cable in the prior art, physical method is generally used, i.e., coats armouring shield in optical cable
Set, not only weight is high, at high cost for the method, but also reduces the flexibility of optical cable, is not easy to mounting arrangements.In addition, optical cable is being arranged
In line placement process, since the design of optical cable outer layer is unreasonable, wear-resisting property is poor, it is easy to cause the abrasion of optical cable outer layer damaged, make
The exposure of optical cable endothecium structure is obtained, less serious case influences optical cable service life, and serious person will scrap whole optical cable.
Therefore, the prior art is defective, needs to improve.
Utility model content
The technical problem to be solved by the utility model is to the outdoor that a kind of wearability is strong, protection against rodents bites, shielding is good is resistance to
The anti-composite cable to bite of mill.
The technical solution of the utility model is as follows: a kind of wear-resisting anti-composite cable to bite in outdoor, including Cable Core, filling
Layer, insulating layer, shielded layer, flame-retardant layer, protection against rodents layer and wear-resistance protective sleeve, the Cable Core are located in filled layer, the Cable Core
Including a strengthening core, four wedge-shaped reinforcing ribs and eight optical fiber, described four wedge-shaped reinforcing ribs are uniformly distributed and are located at strengthening core
Outside, it being arranged with two optical fiber side by side respectively between the two adjacent wedge-shaped reinforcing ribs, the insulating layer is located at outside filled layer,
The shielded layer is located at outside insulating layer, several spines is equipped with outside the shielded layer, the flame-retardant layer is located at outside shielded layer, described
Protection against rodents layer is located at outside flame-retardant layer, and it is outer that the wear-resistance protective sleeve is located at protection against rodents layer；
Wherein, each optical fiber is externally provided with Loose tube, and the Loose tube is polybutylene terephthalate (PBT), the filling
Layer is soft PVC, and each wedge-shaped reinforcing rib is polyethylene, and the shielded layer is woven by tinned copper wire, the resistance
Combustion layer is low-smoke non-halogen flame-retardant band, is equipped with several small-sized cavitys in protection against rodents layer, each small size air is intracavitary be placed with it is anti-
Mouse capsule, n- Vanillyl pelargonic amide is provided in the protection against rodents capsule, and the wear-resistance protective sleeve is nitrile rubber.
By adopting the above technical scheme, in the wear-resisting anti-composite cable to bite in the outdoor, the insulating layer is that Halogen is low
Cigarette flame-proof cross-linking polyolefin.
Using above-mentioned each technical solution, in the wear-resisting anti-composite cable to bite in the outdoor, set in the Loose tube
There is optical fiber filling paste.
Using above-mentioned each technical solution, in the wear-resisting anti-composite cable to bite in the outdoor, the protection against rodents layer is poly-
Any one in ethylene or neoprene.
Using above-mentioned each technical solution, the utility model effectively prevent light by the way that wearing layer is arranged in optical cable outermost layer
Cable is caused to wear in wiring process by friction；In optical cable time outer layer setting protection against rodents layer, mouse is effectively prevent to bite optical cable,
Several spines are set outside shielded layer, further increase the anti-ability that bites；In addition, shielded layer is arranged outside insulating layer, reduce outer
Interference of the sector signal to optical fiber；Overall construction design is simple and reasonable, is suitble to promote the use of.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the utility model；
Fig. 2 is the cross section structure schematic diagram of the utility model.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
As shown in Figures 1 and 2, a kind of wear-resisting anti-composite cable to bite in outdoor is present embodiments provided, including Cable Core,
Filled layer 7, insulating layer 8, shielded layer 9, flame-retardant layer 10, protection against rodents layer 12 and wear-resistance protective sleeve 14, the Cable Core are located at filled layer 7
Interior, the Cable Core includes 2, four wedge-shaped reinforcing ribs 4 of a strengthening core and eight optical fiber 3, and described four wedge-shaped reinforcing ribs 4 are
Even distribution is located at outside strengthening core 2, is arranged with two optical fiber 3 side by side respectively between the two adjacent wedge-shaped reinforcing ribs 4, described
Insulating layer 8 is located at outside filled layer 7, and the shielded layer 9 is located at outside insulating layer 8, and several spines 11 are equipped with outside the shielded layer 9,
The flame-retardant layer 10 is located at outside shielded layer 9, and the protection against rodents layer 12 is located at outside flame-retardant layer 10, and the wear-resistance protective sleeve 14 is located at protection against rodents layer
Outside 12；
Wherein, the optical fiber 3 is externally provided with Loose tube 6, and the Loose tube 6 is polybutylene terephthalate (PBT), described to fill out
Filling layer 7 is soft PVC, and each wedge-shaped reinforcing rib 4 is polyethylene, and the shielded layer 9 is woven by tinned copper wire,
The flame-retardant layer 10 is low-smoke non-halogen flame-retardant band, is equipped with several small-sized cavitys 13, each small size air in the protection against rodents layer 12
It is placed with protection against rodents capsule in chamber 13, n- Vanillyl pelargonic amide is provided in the protection against rodents capsule, the wear-resistance protective sleeve 14 is butyronitrile
Rubber.
As shown in Fig. 2, Cable Core is located in filled layer 7, filled layer 7 is soft PVC.Soft PVC has
Excellent geometrical stability and low flammability, Cable Core are located in filled layer 7, can enhance the flexibility of optical cable 1, are convenient for optical cable 1
Wiring.Cable Core includes 2, four wedge-shaped reinforcing ribs 4 of a strengthening core and eight optical fiber 3, and four wedge-shaped reinforcing ribs 4 are uniformly distributed
It is located at outside strengthening core 2, is arranged with two optical fiber 3 side by side respectively between adjacent two wedge-shaped reinforcing ribs 4.Strengthening core 2 is by steel wire
It is made, support and the tensile capacity of Cable Core can be improved, so that optical cable 1 is being routed in the setting of strengthening core 2 and wedge-shaped reinforcing rib 4
In the process, Cable Core is able to maintain stabilization, optical cable cored structure will not be caused to fall apart because of being squeezed.Optical fiber 3 is externally provided with pine
Casing 6, due to the fragile frangibility of optical fiber 3,6 cocoa of Loose tube protects optical fiber 3 not fractureed by outside or inside pressure.Loose tube 6
For polybutylene terephthalate (PBT), polybutylene terephthalate (PBT) has good toughness, heat resistance and fatigue durability, can
Preferably protection optical fiber 3.Further, injury-free for preferably protection optical fiber 3, optical fiber filling paste 5 is equipped in Loose tube 6,
Optical fiber filling paste 5 can be relieved the vibration, impact, the influence of bending machinery power of outer bound pair optical fiber 3.Insulating layer 8 is located at filled layer 7
Outside, the insulation and shielded signal ability of optical cable 1 can be improved in insulating layer 8.Preferably, to make optical cable 1 keep insulation
Good fire retardancy is obtained simultaneously, and insulating layer 8 is LSOH anti-flaming cross-linked polyolefin.LSOH anti-flaming cross-linked polyolefin
Has the characteristics that resistant to high temperature, adaptability of the enhancing optical cable 1 under worst hot case.
As shown in Fig. 2, shielded layer 9 is located at outside insulating layer 8, shielded layer 9 can reduce interference of the outer signals to optical fiber 3, mention
The anti-interference ability of high optical cable 1.Shielded layer 9 is woven by tinned copper wire, tinned copper wire have good electromagnetic wave shielding and
The structural stability of tinned copper wire, shield effectiveness lasting stability can be improved in corrosion resistance, braiding structure.It is equipped with outside shielded layer 9
Several spines 11, spine 11 can prevent optical cable 1 from being bitten by other animals.Spine 11 have the characteristics that it is superfine sharp, dynamic
Object is bitten sting during, spine 11 can injure the oral cavity of animal, be allowed to generate optical cable 1 and fear sense, achieve the effect that anti-bite.
Flame-retardant layer 10 is located at outside shielded layer 9, and flame-retardant layer 10 can enhance the fire retardancy of optical cable 1, if fire occurs, flame-retardant layer 10 can prevent
The intensity of a fire burns whole optical cable 1.Flame-retardant layer 10 is low-smoke non-halogen flame-retardant band, low-smoke non-halogen flame-retardant band not only excellent flame retardancy, and
And burning after-fume amount is seldom, does not also generate etchant gas, can effectively reduce the secondary pollution of poison gas.
As shown in Fig. 2, protection against rodents layer 12 is located at outside flame-retardant layer 10, protection against rodents layer 12 can prevent optical cable 1 from being bitten by mouse.Protection against rodents
It is equipped with several small-sized cavitys 13 in layer 12, is placed with protection against rodents capsule in each small-sized cavity 13, n- nonyl is provided in protection against rodents capsule
Sour oxamides.N- Vanillyl pelargonic amide has strong impulse, when mouse breaks by the teeth protection against rodents capsule in the optical cable 1 that bites, energy
Mouse is driven away and prevents mouse from continuing the optical cable 1 that bites, and n- Vanillyl pelargonic amide is nontoxic, environment will not be made
At pollution.Capsule is made in n- n-nonanoic acid vanilloyl to be placed in each small-sized cavity 13, n- Vanillyl pelargonic amide can be greatly prolonged
Service life, prevent drug occur chemical reaction cause to fail.Preferably, for improve optical cable 1 waterproof performance and absolutely
Edge performance, protection against rodents layer 12 are any one in polyethylene or neoprene.In the present embodiment, protection against rodents layer 12 uses polyethylene,
The case where polyethylene has water imbibition small, the excellent feature of insulating properties, can prevent optical cable 1 from intaking appearance, also can further increase
The insulating properties of strong optical cable 1.Wear-resistance protective sleeve 14 is located at outside protection against rodents layer 12, and the outermost layer of optical cable 1 is arranged in wearing layer 14, and light can be improved
The abrasive resistance of cable 1 reduces optical cable 1 and causes surface damage during wiring is pullled.Wearing layer 14 is nitrile rubber, butyronitrile rubber
Glue chemical stability is good, and wearability is good, and water resistance is also excellent, is coated on the outermost layer of optical cable 1, and waterproof antiwear reduces optical cable 1
Surface abrasion.
Using above-mentioned each technical solution, the utility model effectively prevent light by the way that wearing layer is arranged in optical cable outermost layer
Cable is caused to wear in wiring process by friction；In optical cable time outer layer setting protection against rodents layer, mouse is effectively prevent to bite optical cable,
Several spines are set outside shielded layer, further increase the anti-ability that bites；In addition, shielded layer is arranged outside insulating layer, reduce outer
Interference of the sector signal to optical fiber；Overall construction design is simple and reasonable, is suitble to promote the use of.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (4)
1. a kind of wear-resisting anti-composite cable to bite in outdoor, it is characterised in that: including Cable Core, filled layer, insulating layer, shielding
Layer, flame-retardant layer, protection against rodents layer and wear-resistance protective sleeve, the Cable Core be located in filled layer, the Cable Core including a strengthening core,
Four wedge-shaped reinforcing ribs and eight optical fiber, described four wedge-shaped reinforcing ribs are uniformly distributed and are located at outside strengthening core, and described adjacent two
Two optical fiber side by side is arranged between wedge-shaped reinforcing rib respectively, the insulating layer is located at outside filled layer, and the shielded layer is located at
Outside insulating layer, several spines are equipped with outside the shielded layer, the flame-retardant layer is located at outside shielded layer, and the protection against rodents layer is located at fire-retardant
Layer is outer, and it is outer that the wear-resistance protective sleeve is located at protection against rodents layer；
Wherein, each optical fiber is externally provided with Loose tube, and the Loose tube is polybutylene terephthalate (PBT), and the filled layer is
Soft PVC, each wedge-shaped reinforcing rib is polyethylene, and the shielded layer is woven by tinned copper wire, the flame-retardant layer
For low-smoke non-halogen flame-retardant band, several small-sized cavitys are equipped in the protection against rodents layer, each small size air is intracavitary to be placed with protection against rodents glue
Capsule, n- Vanillyl pelargonic amide is provided in the protection against rodents capsule, and the wear-resistance protective sleeve is nitrile rubber.
2. the wear-resisting anti-composite cable to bite in outdoor according to claim 1, it is characterised in that: the insulating layer is Halogen
Low-smoke and flame retardant cross-linked polyolefin.
3. the wear-resisting anti-composite cable to bite in outdoor according to claim 1, it is characterised in that: be equipped in the Loose tube
Optical fiber filling paste.
4. the wear-resisting anti-composite cable to bite in outdoor according to claim 1, it is characterised in that: the protection against rodents layer is poly- second
Any one in alkene or neoprene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822170493.XU CN209148931U (en) | 2018-12-21 | 2018-12-21 | A kind of wear-resisting anti-composite cable to bite in outdoor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822170493.XU CN209148931U (en) | 2018-12-21 | 2018-12-21 | A kind of wear-resisting anti-composite cable to bite in outdoor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209148931U true CN209148931U (en) | 2019-07-23 |
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ID=67290664
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822170493.XU Active CN209148931U (en) | 2018-12-21 | 2018-12-21 | A kind of wear-resisting anti-composite cable to bite in outdoor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110749964A (en) * | 2019-10-23 | 2020-02-04 | 杭州富通通信技术股份有限公司 | Optical cable |
| CN112363287A (en) * | 2020-11-12 | 2021-02-12 | 贵州电网有限责任公司 | Device is prevented gnawing and stings by communication optical cable |
| CN113900199A (en) * | 2021-09-24 | 2022-01-07 | 浙江亘古电缆股份有限公司 | Novel resistance to compression optical cable of multilayer protection |
| CN114690349A (en) * | 2022-03-01 | 2022-07-01 | 杭州富通通信技术股份有限公司 | Optical cable for preventing biting |
-
2018
- 2018-12-21 CN CN201822170493.XU patent/CN209148931U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110749964A (en) * | 2019-10-23 | 2020-02-04 | 杭州富通通信技术股份有限公司 | Optical cable |
| CN110749964B (en) * | 2019-10-23 | 2020-07-21 | 杭州富通通信技术股份有限公司 | Optical cable |
| CN112363287A (en) * | 2020-11-12 | 2021-02-12 | 贵州电网有限责任公司 | Device is prevented gnawing and stings by communication optical cable |
| CN112363287B (en) * | 2020-11-12 | 2022-12-09 | 贵州电网有限责任公司 | Device is prevented gnawing and stings by communication optical cable |
| CN113900199A (en) * | 2021-09-24 | 2022-01-07 | 浙江亘古电缆股份有限公司 | Novel resistance to compression optical cable of multilayer protection |
| CN113900199B (en) * | 2021-09-24 | 2023-12-01 | 浙江亘古电缆股份有限公司 | Multilayer protection resistance to compression optical cable |
| CN114690349A (en) * | 2022-03-01 | 2022-07-01 | 杭州富通通信技术股份有限公司 | Optical cable for preventing biting |
| CN114690349B (en) * | 2022-03-01 | 2023-06-09 | 杭州富通通信技术股份有限公司 | Anti-biting optical cable |
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