CN203826075U - Environment protecting low smoke halogen-free rat-and-ant-proof electric cable - Google Patents
Environment protecting low smoke halogen-free rat-and-ant-proof electric cable Download PDFInfo
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- CN203826075U CN203826075U CN201420077333.XU CN201420077333U CN203826075U CN 203826075 U CN203826075 U CN 203826075U CN 201420077333 U CN201420077333 U CN 201420077333U CN 203826075 U CN203826075 U CN 203826075U
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- rat
- ant
- free
- smoke halogen
- ant proof
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Abstract
The utility model discloses an environment protecting low smoke halogen-free rat-and-ant-proof electric cable comprising a plurality of conductors and a detection wire, wherein each conductor comprises a conducting wire arranged at the central part and an insulating layer which is wrapped around the outer side of the conducting wire, each conductor and each conducting wire have fan-shaped cross sections, the detection wire comprises a detection wire core which is arranged at the central part and an insulating layer which is wrapped around the outer side of the detection wire core, the detection wire core is round in cross section, all the conductors and the detection wire are lengthwise arranged in a parallel manner, a filling layer is arranged between the conductors and the detection wire, and therefore a cable core round in cross section is formed; a winding and wrapping layer is wrapped around the outer side of the cable core, an inner protection sleeve is wrapped around the outer side of the winding and wrapping layer, an armor layer is wrapped around the outer side of the inner protection sleeve, an outer protection sleeve is wrapped around the outer side of the armor layer, and the outer protection sleeve is a physical type rat-and-ant-proof protection sleeve. The environment protecting low smoke halogen-free rat-and-ant-proof electric cable brought forward by the utility model is stable in structure, a rat-and-ant-proof function is fulfilled through a physical method, low smoke and halogen free performance is realized in combustion processes, and safety of human and animals as well as environmental protection are realized while rat-and-ant-proof performance is achieved.
Description
Technical field
The utility model relates to cable technology field, relates in particular to a kind of environmental-protection low-smoke halogen-free rat-and-ant proof cable.
Background technology
It is one of main harm of harm cable that mouse ant is destroyed, and consequent accident causes huge economic loss.Mouse ant bites and can cause cable water inlet or make moist, and causes the accidents such as power failure, serious short circuit, fire.The rat-and-ant proof method that at present cable product is taked mainly contains two kinds of chemical method and Physicals: chemical method is in cable jacket material, to add chemicals, with toxicology poisoning mouse ant; Physical is to adopt the material that hardness is higher to make cable cover(ing), prevents mouse ant destruction with hardness.Along with the reinforcement of people's environmental consciousness, chemical method rat-and-ant proof cable will progressively be eliminated, and Physical rat-and-ant proof cable application will be more and more extensive.For this reason, develop a kind of rat-and-ant proof cable, have good rat-and-ant proof function, can protect cable not bitten by mouse ant, environmentally safe simultaneously, to person poultry harmless.
Utility model content
In order to solve the technical problem existing in background technology, the utility model proposes a kind of environmental-protection low-smoke halogen-free rat-and-ant proof cable, Stability Analysis of Structures, low smoke and zero halogen when burning, realizes the rat-and-ant proof performance to person poultry safety, environmental protection.
A kind of environmental-protection low-smoke halogen-free rat-and-ant proof cable the utility model proposes, comprises by multiple conductors and a detection line; Each conductor comprises the wire that is positioned at middle part and the insulating barrier that is coated on wire outside, and described conductor and described wire all have sector crosssection; Described detection line comprises the insulating barrier that is positioned at the detection core at middle part and is coated on detection core outside, and described detection line has circular cross-section; By parallel with detection line all conductors vertical putting, and be provided with packed layer between conductor and detection line, form the cable core with circular cross-section; At the outside coated lapping layer of all cable cores, the outside coated inner sheath of lapping layer, the outside coated armour of inner sheath, the outside coated oversheath of armour, oversheath is physical rat-and-ant proof function sheath.
Preferably, described lapping layer is one side aluminium-plastic tape or compound copper-plastics band, and its plastic layer is towards interior, and metal level is outside.
Preferably, described armour adopts finer wire and aramid fiber braiding to form.
Preferably, described wire forms by multiple copper free wires are stranded.
Preferably, described insulating barrier is crosslinked polyetylene insulated layer.
Preferably, described inner sheath adopts half hard PVC to make.
Preferably, described physical rat-and-ant proof function restrictive coating adopts low-smoke halide-free fireproof composite polyolefine material, is wherein evenly distributed with capsaicin nano-capsule.
In the utility model, the environmental-protection low-smoke halogen-free rat-and-ant proof construction of cable proposing is simple, manufactures simple and easy; Conductor and wire all have sector crosssection, and the mutual stranded formation circular cross-section of all conductors, make cable structurally stable, are convenient in use detection streamer adding of detection line simultaneously; Physical rat-and-ant proof function sheath adopts low-smoke halide-free fireproof composite polyolefine material, wherein be evenly distributed with capsaicin nano-capsule, use capsaicin nano-capsule as rat-and-ant proof functional agent, it is more evenly distributed in sheath, utilize smell to prevent that mouse ant from biting, realize the rat-and-ant proof function to person poultry safety and environmental protection, low smoke and zero halogen when its burning simultaneously, environmental sound; Duplex sheath design has improved protection against the tide and the fire resistance of cable, ensures that cable is in use wear-resisting, moistureproof etc.
In preferred version of the present utility model, the inner sheath nontoxicity that half hard PVC material is made, and anti-ant effect is quite remarkable; Armour adopts the braiding of aramid fiber and finer wire to form, and its hardness and mechanical performance are better than braided steel wire net, and lightweight, moisture-proof anticorrosive of while does not affect the flexibility of cable; Aluminium-plastic tape and armour, in improving the mechanical performance of cable, not only stop cable to be bitten and not only prevent that cable from being bitten by mouse ant but also playing the performance of the anti-electromagnetic interference of cable by mouse ant.
Brief description of the drawings
Fig. 1 is the cross sectional representation of a kind of environmental-protection low-smoke halogen-free rat-and-ant proof cable that the utility model proposes.
Embodiment
As shown in Figure 1, Fig. 1 is the cross sectional representation of a kind of environmental-protection low-smoke halogen-free rat-and-ant proof cable that the utility model proposes.
With reference to Fig. 1, a kind of environmental-protection low-smoke halogen-free rat-and-ant proof cable the utility model proposes, comprises three conductors 1 and a detection line 2.
Conductor 1 inside comprises by 70 stranded wires that form 11 of copper free wire, the crosslinked polyetylene insulated layer 12 of wire 11 outer claddings, mutually insulated between guarantee conductor.Adopt casted die mould that three conductors 1 are pressed into and have sector crosssection.Detection line 2 inside comprise by 35 stranded detection cores 21 that form of copper free wire, detect the crosslinked polyetylene insulated layer 22 of core 21 outer claddings, keep this detection line 2 for circular cross-section, are convenient to detect.
By three conductors 1 and parallel vertical putting of detection line 2, and fill the gap of conductor 1 and detection line 2 with packed layer 3, form the cable core of circular cross-section, this makes external force be difficult to change the combination layout between it.At all conductors 1 and detection line 2 and the outside wrapped one side aluminium-plastic tape 4 of packed layer 3, its plastic layer is towards interior, and metal level is outside.This one side aluminium-plastic tape 4 is closely strapped in together from outside by four conductors, and the structure of all conductors has been carried out to stable processing.One side aluminium-plastic tape 4 not only can prevent cable cracking, improves cable intensity, plays the effect of moisture-proof anticorrosive simultaneously.In addition, the metal level of one side aluminium-plastic tape 4 plays the effect of shielding, prevents the radiation of external electromagnetic waves.
At the outside coated inner sheath 5 of one side aluminium-plastic tape 4, it adopts half hard PVC to make.At inner sheath 5 outer cladding armours 6, it adopts the braiding of aramid fiber and finer wire to form, and its stretch-resistance and mechanical strength are all better than simple braided steel wire net, and lightweight, moisture-proof anticorrosive simultaneously does not affect the flexibility of cable.The outside coated oversheath 7 of armour 6, oversheath 7 physical rat-and-ant proof function sheaths adopt low-smoke halide-free fireproof composite polyolefine material, are wherein evenly distributed with capsaicin nano-capsule.
In cable uses, physical rat-and-ant proof oversheath 7 utilizes its penetrating odor to prevent the mouse ant cable that bites, and realizes the rat-and-ant proof function to person poultry safety and environmental protection.The one side aluminium-plastic tape 4 of physical rat-and-ant proof oversheath 7 inside and armour 5, in improving the mechanical strength of cable, not only stop cable to be bitten by mouse ant, and strengthen the performance of the anti-electromagnetic interference of cable.In addition, in the inner sheath 5 that adopts half hard PVC to make, do not contain any drug toxicity, moisture seal excellence, also has significant anti-ant effect.
Preferably, the low-smoke halide-free fireproof composite polyolefine material that contains capsaicin nano-capsule that physical rat-and-ant proof oversheath 7 adopts, it comprises following component by mass fraction: 70-90 part polyolefin, 25-40 part aluminium hydroxide, 25-40 part magnesium hydroxide, 6-10 part PE fire retardant, 1-4 part antioxidant, 1-4 part paraffin, 0.5-3 part zinc oxide, 0.2-1 part capsaicin nano-capsule; Particularly, 80 parts of polyolefin, 30 parts of aluminium hydroxides, 30 parts of magnesium hydroxides, 8 parts of PE fire retardants, 2 parts of antioxidant, 3 parts of paraffin, 1.5 parts of zinc oxide, 0.6 part of capsaicin nano-capsule.The sheath that this material is made, wherein capsaicin nano-capsule is evenly distributed, and has nontoxic, efficient, lasting premium properties, and its also highly significant of effect fire-retardant, low cigarette.Duplex sheath design has improved protection against the tide and the fire resistance of cable, ensures that cable is in use wear-resisting, moistureproof etc.
According to the environmental-protection low-smoke halogen-free rat-and-ant proof cable of the present embodiment, after testing, electric pressure is 0.6/1kV; Withstand voltage test is 3.5/5kV/min; It is 125 DEG C that wire allows maximum operating temperature for a long time; Insulation resistance >=500 Ω the .km of 20 DEG C; The minimum median of insulation tensile strength is 12.5Mpa; Extension rate≤175 under the load that insulate heat elongation test obtains; Cooling rear permanent extension rate≤15; Smoke density >=80%; PH value >=7.3; Conductivity≤10 μ S/mm.
The above; it is only preferably embodiment of the utility model; but protection range of the present utility model is not limited to this; any be familiar with those skilled in the art the utility model disclose technical scope in; be equal to replacement or changed according to the technical solution of the utility model and utility model design thereof, within all should being encompassed in protection range of the present utility model.
Claims (7)
1. an environmental-protection low-smoke halogen-free rat-and-ant proof cable, is characterized in that, comprises multiple conductors (1) and a detection line (2); Each conductor (1) comprises the insulating barrier (12) that is positioned at the wire (11) at middle part and is coated on wire (11) outside, and described conductor (1) all has sector crosssection with described wire (11); Described detection line (2) comprises the insulating barrier (22) that is positioned at the detection core (21) at middle part and is coated on detection core (21) outside, and described detection line (2) has circular cross-section; By parallel with detection line (2) all conductors (1) vertical putting, and be provided with packed layer (3) between conductor (1) and detection line (2), form the cable core with circular cross-section; At the outside coated lapping layer (4) of all cable cores, the outside coated inner sheath (5) of lapping layer (4), the outside coated armour (6) of inner sheath (5), the outside coated oversheath (7) of armour (6), oversheath (7) is physical rat-and-ant proof function sheath.
2. environmental-protection low-smoke halogen-free rat-and-ant proof cable according to claim 1, is characterized in that, described lapping layer (4) is one side aluminium-plastic tape or compound copper-plastics band, and its plastic layer is towards interior, and metal level is outside.
3. environmental-protection low-smoke halogen-free rat-and-ant proof cable according to claim 1, is characterized in that, described armour (6) adopts finer wire and aramid fiber braiding to form.
4. environmental-protection low-smoke halogen-free rat-and-ant proof cable according to claim 1, is characterized in that, described wire (11) forms by multiple copper free wires are stranded.
5. environmental-protection low-smoke halogen-free rat-and-ant proof cable according to claim 1, is characterized in that, described insulating barrier (12) is crosslinked polyetylene insulated layer.
6. environmental-protection low-smoke halogen-free rat-and-ant proof cable according to claim 1, is characterized in that, described inner sheath (5) adopts half hard PVC to make.
7. environmental-protection low-smoke halogen-free rat-and-ant proof cable according to claim 1, is characterized in that, described physical rat-and-ant proof function restrictive coating (7) adopts low-smoke halide-free fireproof composite polyolefine material, is wherein evenly distributed with capsaicin nano-capsule.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420077333.XU CN203826075U (en) | 2014-02-23 | 2014-02-23 | Environment protecting low smoke halogen-free rat-and-ant-proof electric cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420077333.XU CN203826075U (en) | 2014-02-23 | 2014-02-23 | Environment protecting low smoke halogen-free rat-and-ant-proof electric cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203826075U true CN203826075U (en) | 2014-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420077333.XU Expired - Fee Related CN203826075U (en) | 2014-02-23 | 2014-02-23 | Environment protecting low smoke halogen-free rat-and-ant-proof electric cable |
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| Country | Link |
|---|---|
| CN (1) | CN203826075U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103871613A (en) * | 2014-02-23 | 2014-06-18 | 安徽华海特种电缆集团有限公司 | Environment-friendly low smoke zero halogen ratproof and anti-termite cable |
| CN104751958A (en) * | 2015-03-27 | 2015-07-01 | 安徽华电线缆集团有限公司 | Water-resistant rat-proof anti-termite computer cable |
-
2014
- 2014-02-23 CN CN201420077333.XU patent/CN203826075U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103871613A (en) * | 2014-02-23 | 2014-06-18 | 安徽华海特种电缆集团有限公司 | Environment-friendly low smoke zero halogen ratproof and anti-termite cable |
| CN103871613B (en) * | 2014-02-23 | 2017-02-01 | 安徽华海特种电缆集团有限公司 | Environment-friendly low smoke zero halogen ratproof and anti-termite cable |
| CN104751958A (en) * | 2015-03-27 | 2015-07-01 | 安徽华电线缆集团有限公司 | Water-resistant rat-proof anti-termite computer cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140910 Termination date: 20150223 |
|
| EXPY | Termination of patent right or utility model |