CN204204502U - Fire-resistant termite-resistant rodent-resistant environmental-friendly power cable is pressed in one - Google Patents
Fire-resistant termite-resistant rodent-resistant environmental-friendly power cable is pressed in one Download PDFInfo
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- CN204204502U CN204204502U CN201420741215.4U CN201420741215U CN204204502U CN 204204502 U CN204204502 U CN 204204502U CN 201420741215 U CN201420741215 U CN 201420741215U CN 204204502 U CN204204502 U CN 204204502U
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Abstract
The utility model discloses in one and press fire-resistant termite-resistant rodent-resistant environmental-friendly power cable, comprising: cable outer layer, it is distributed with the first flame retardant coating, the second flame retardant coating, termite-resistant rodent-resistant layer and sheath from inside to outside; Termite-resistant rodent-resistant layer is brass belt, and it puts up rate >=20%; Multiple cable inner core, each cable inner core is enclosed with conductor, conductor screen, insulation, insulation shielding, copper strip shielding from inside to outside successively; It is outside that cable outer layer is wrapped in multiple cable inner core, and be provided with filler between multiple cable inner core.The utility model has the function that rat-and-ant proof bites; normal environment for use temperature-40 DEG C ~ 90 DEG C of the present utility model; mounting and installation temperature is for being not less than 0 DEG C; various particular surroundings can be met completely use; compare with common fire-resisting cable and preferablyly to use in underground; improve cable useful life, and the object of protection of the environment can be played well.
Description
Technical field
The utility model relates in one presses fire-resistant termite-resistant rodent-resistant environmental-friendly power cable.
Background technology
Electric wire is in use except being subject to oxygen, heat, light, power, outside the destruction of the environment such as chemical erosion, also can be subject to the food erosion injury that termite, mouse or hare etc. are biological, thus cause power outage, telecommunication interruption, computer distribution be there is the phenomenon such as action stopping and misoperation after mouse food evil and happened occasionally.Because electric wire, cable are produced short circuit accident by mouse food evil and cause the harm such as fire, social activities and national economy is made to be subject to heavy losses.Electric wire, cable is snapped after food destroys and there will be " little cave " and cause electric wire, cable fault, when these are made moist by electric wire, the cable of encroaching on or enter water, causes leak electricity short-circuit, even causes the accidents such as blast.Novel high-strength charcoal element pipe starts to be used in recent years, and chemical method adds a certain amount of repellant or repellent in cable lining material, has repellent or toxic action to play to biology.Repellant can be divided into anti-termite agent and expelling mouse agent.Conventional anti-termite agent has dieldrite, drinox, lindane, Niran, heptachlor etc.Expelling mouse agent has actidione (also known as cycloheximide), terpenoid compound monomer, the slaine etc. of borate compounds and aryl phosphate ester, and many repellants are prohibited from using due to toxicity or to environment.And the past is as the measure of protection against rodents biology injury, be in cable cover(ing) plastic covering material, add the malicious mouse agent based on " poisoning ", the result of " two lose all wounds " that electric wire is snapped badly and murine dies like a rat certainly will be caused like this.
Utility model content
The utility model to bite cable for mouse ant, makes the safety of cable to environment and the person cannot ensure this problem, proposes to press fire-resistant termite-resistant rodent-resistant environmental-friendly power cable in one, to bite the problem of cable effectively to solve mouse ant.
The technical scheme that the utility model provides is:
Press fire-resistant termite-resistant rodent-resistant environmental-friendly power cable in one, comprising:
Cable outer layer, it is distributed with the first flame retardant coating, the second flame retardant coating, termite-resistant rodent-resistant layer and sheath from inside to outside;
Multiple cable inner core, each cable inner core is enclosed with conductor, conductor screen, insulation, insulation shielding, copper strip shielding from inside to outside successively;
It is outside that described cable outer layer is wrapped in described multiple cable inner core, and be provided with filler between multiple cable inner core.
Preferably, described termite-resistant rodent-resistant layer is brass belt, and it puts up rate >=20%.
Preferably, described first flame retardant coating and the second flame retardant coating all adopt non-suction adiabator to make, and described first flame retardant coating is that ceramic silicon rubber and mica tape are composited, its thickness >=0.4mm, described second flame retardant coating for extruding ceramic silicon rubber layer, its thickness >=4mm.
Preferably, described sheath adopts low-smoke halogen-free polyolefin protective cover material, and doped with termite-resistant rodent-resistant repellant.
Preferably, described conductor is copper conductor, and to be that thin monofilament is stranded form conductor, presses coefficient >=0.9.
Preferably, described conductor screen is inner semiconductor layer, and inner semiconductor layer is made up of materials such as polyethylene base-material, carbon blacks.
Preferably, described insulation is crosslinked polyetylene insulated layer, and described insulation shielding is out semiconductor layer.
Preferably, described copper strip shielding is that the copper strips overlap of thickness >=0.1mm is wrapped, copper strips put up rate >=15%,
Preferably, described filler to be polyethylene be environment-protection filling bar that base-material adds fire retardant to be made.
The utility model makes public for the first time in one presses fire-resistant termite-resistant rodent-resistant environmental-friendly power cable, the utility model under flame temperature reaches 950 DEG C of situations, cable still sustainable energising 90 minutes, and cable does not produce any smog in combustion.Especially the function wherein having one deck brass band can play rat-and-ant proof well to bite; and add termite-resistant rodent-resistant repellant in cable cover(ing); make cable jacket also well can play the effect of termite-resistant rodent-resistant; normal environment for use temperature-40 DEG C ~ 90 DEG C of this cable; mounting and installation temperature is for being not less than 0 DEG C; various particular surroundings can be met completely use; compare with common fire-resisting cable and preferablyly to use in underground; improve cable useful life, and the object of protection of the environment can be played well.
Accompanying drawing explanation
Fig. 1 is the structural representation of the fire-resistant termite-resistant rodent-resistant environmental-friendly power cable of middle pressure described in the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail, can implements according to this with reference to specification word to make those skilled in the art.
As shown in Figure 1, the utility model provides in one presses fire-resistant termite-resistant rodent-resistant environmental-friendly power cable, comprising: the cable inner core being enclosed with conductor 1, conductor screen 2, insulation 3, insulation shielding 4, copper strip shielding 5 composition from inside to outside successively; Be wrapped in the cable outer layer of multiple cable inner core outside, cable outer layer is enclosed with the first flame retardant coating 7, second flame retardant coating 8, termite-resistant rodent-resistant layer 9, sheath 10 from inside to outside successively; Multiple stranded gap of cable inner core and multiple cable inner core and cable outer layer gap are provided with filler 6.
One of them preferred embodiment is, termite-resistant rodent-resistant layer is brass belt, and brass band is tough and tensile, and mouse ant stings motionless at all.
One of them preferred embodiment is, conductor is copper conductor, conductor forms for thinner monofilament is stranded, relates to multi-layer conductive and adopts layering to press, can improve conductor compacting coefficient very well in stranding process, press mould and adopt glomerocryst mould, can reduce conductive surface defect, and the coefficient that presses of conductor can be made to reach more than 0.9, conductive surface is smooth, without greasy dirt, impulse-free robustness.
One of them preferred embodiment is, conductor screen is inner semiconductor layer, inner semiconductor layer is made up of materials such as polyethylene base-material, carbon blacks, the main purpose of interior semi-conductive screen is uniform line core outer surface electric field, avoid because of conductive surface is rough and the air gap of the stranded generation of core and cause conductor and insulation occur partial discharge.
One of them preferred embodiment is, insulation shielding is out semiconductor layer, and out semiconductor layer is divided into peelable release and can not be exfoliated two kinds, and the main purpose of out semiconductor layer is in order to homogenizing insulation electric field.
One of them preferred embodiment is, copper strip shielding is that the copper strips overlap being not less than 0.1mm thick is wrapped, the rate of putting up of copper strips is not less than 15%, the Main Function of copper strip shielding is homogenizing electric field, during cable normal power-up, metal screen layer is by capacitance current, and by short circuit current during short trouble, what cause when being energized by cable in addition is electromagnetic-field-shielded in insulated wire cores, to reduce the electromagnetic interference produced to external world, metal screen layer also plays the impact that restriction external electromagnetic field produces inside.
One of them preferred embodiment is, filler to be polyethylene be environment-protection filling bar that base-material adds fire retardant to be made, this packing can not produce cigarette and mist when burning, and belongs to low smoke and zero halogen environmental protection class material, and this material is non-suction temperature material, and this packing can make cable rounding.
One of them preferred embodiment is, first flame retardant coating is the composite strip of ceramic silicon rubber and mica tape synthesis, its thickness is not less than 0.4mm, fire-resistant isinglass belt Main Function protects cable inside not affect by external high temperature within a certain period of time, make cable at high temperature, other insulation, protective material still can rely on mica to have certain insulation property when all damaging; Second flame retardant coating is for extruding ceramic silicon rubber layer, the effect of ceramic silicon rubber twining package tape is sintered into hard ceramic housing in a short period of time after meeting fire, hard ceramic housing, ensure that circuit is in ablated process, not open circuit, not short circuit, do not prolong combustion, there is extraordinary anti-flammability, fire-resisting ceramic silicone rubber is under the ablation of flame, namely start to sinter hard ceramic-like armouring housing into after burning 2-4min, the isolation layer of this hard ceramic-like armouring housing can the burning away of very effective stop flame; And being given up smoking completely by burning about 2min, in ensuing ablation process, itself no longer including smog and producing; The smog that produces in the 2min in early stage is also Halogen, nontoxic, harmless.
One of them preferred embodiment is; sheath is low-smoke halogen-free polyolefin protective cover material; and termite-resistant rodent-resistant repellant is added through repeatedly compound in protective cover material; cable jacket is made to contain a kind of pungent peculiar smell of storage; during the animal contact such as mouse and ant cable; make its olfactory nerves be upset and detest and reject contact, its cable is dodged automatically, play the object of termite-resistant rodent-resistant protection cable.Cable can not produce smog in combustion, can not cause secondary injury to environment and people,
Although embodiment of the present utility model is open as above, but it is not restricted to listed in specification and execution mode utilization, it can be applied to various applicable field of the present utility model completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the utility model is not limited to specific details and illustrates here and the legend described.
Claims (9)
1. press a fire-resistant termite-resistant rodent-resistant environmental-friendly power cable in, it is characterized in that, comprising:
Cable outer layer, it is distributed with the first flame retardant coating, the second flame retardant coating, termite-resistant rodent-resistant layer and sheath from inside to outside;
Multiple cable inner core, each cable inner core is enclosed with conductor, conductor screen, insulation, insulation shielding, copper strip shielding from inside to outside successively;
It is outside that described cable outer layer is wrapped in described multiple cable inner core, and be provided with filler between multiple cable inner core.
2. the fire-resistant termite-resistant rodent-resistant environmental-friendly power cable of middle pressure as claimed in claim 1, it is characterized in that, described termite-resistant rodent-resistant layer is brass belt, and it puts up rate >=20%.
3. the fire-resistant termite-resistant rodent-resistant environmental-friendly power cable of middle pressure as claimed in claim 1, it is characterized in that, described first flame retardant coating and the second flame retardant coating all adopt non-suction adiabator to make, described first flame retardant coating is that ceramic silicon rubber and mica tape are composited, its thickness >=0.4mm, described second flame retardant coating for extruding ceramic silicon rubber layer, its thickness >=4mm.
4. the fire-resistant termite-resistant rodent-resistant environmental-friendly power cable of middle pressure as claimed in claim 1, is characterized in that, described sheath adopts low-smoke halogen-free polyolefin protective cover material, and doped with termite-resistant rodent-resistant repellant.
5. the fire-resistant termite-resistant rodent-resistant environmental-friendly power cable of pressure in as claimed in claim 1, it is characterized in that, described conductor is copper conductor, and to be that thin monofilament is stranded form conductor, presses coefficient >=0.9.
6. the fire-resistant termite-resistant rodent-resistant environmental-friendly power cable of middle pressure as claimed in claim 1, it is characterized in that, described conductor screen is inner semiconductor layer, and inner semiconductor layer is made up of materials such as polyethylene base-material, carbon blacks.
7. the fire-resistant termite-resistant rodent-resistant environmental-friendly power cable of middle pressure as claimed in claim 1, it is characterized in that, described insulation is crosslinked polyetylene insulated layer, and described insulation shielding is out semiconductor layer.
8. the fire-resistant termite-resistant rodent-resistant environmental-friendly power cable of pressure in as claimed in claim 1, it is characterized in that, described copper strip shielding is that the copper strips overlap of thickness >=0.1mm is wrapped, copper strips put up rate >=15%.
9. the fire-resistant termite-resistant rodent-resistant environmental-friendly power cable of pressure in as claimed in claim 1, is characterized in that, described filler to be polyethylene be environment-protection filling bar that base-material adds fire retardant to be made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420741215.4U CN204204502U (en) | 2014-12-01 | 2014-12-01 | Fire-resistant termite-resistant rodent-resistant environmental-friendly power cable is pressed in one |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420741215.4U CN204204502U (en) | 2014-12-01 | 2014-12-01 | Fire-resistant termite-resistant rodent-resistant environmental-friendly power cable is pressed in one |
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| Publication Number | Publication Date |
|---|---|
| CN204204502U true CN204204502U (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420741215.4U Expired - Fee Related CN204204502U (en) | 2014-12-01 | 2014-12-01 | Fire-resistant termite-resistant rodent-resistant environmental-friendly power cable is pressed in one |
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| CN (1) | CN204204502U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104966556A (en) * | 2015-07-03 | 2015-10-07 | 章乐电缆（瑞金）有限公司 | Rat-proof and termite-proof cable |
| CN106024164A (en) * | 2016-07-22 | 2016-10-12 | 上海安捷防火智能电缆有限公司 | Mineral insulated fireproof cable of novel structure and production process thereof |
| CN106298021A (en) * | 2016-10-27 | 2017-01-04 | 河北华伦线缆有限公司 | Mesohigh mineral fire-retardant fireproof cable and production method thereof |
| CN107705913A (en) * | 2017-08-24 | 2018-02-16 | 郑州云海信息技术有限公司 | A kind of new DC power cables and application method |
-
2014
- 2014-12-01 CN CN201420741215.4U patent/CN204204502U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104966556A (en) * | 2015-07-03 | 2015-10-07 | 章乐电缆（瑞金）有限公司 | Rat-proof and termite-proof cable |
| CN106024164A (en) * | 2016-07-22 | 2016-10-12 | 上海安捷防火智能电缆有限公司 | Mineral insulated fireproof cable of novel structure and production process thereof |
| CN106298021A (en) * | 2016-10-27 | 2017-01-04 | 河北华伦线缆有限公司 | Mesohigh mineral fire-retardant fireproof cable and production method thereof |
| CN107705913A (en) * | 2017-08-24 | 2018-02-16 | 郑州云海信息技术有限公司 | A kind of new DC power cables and application method |
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| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20171201 |