CN203242395U - Environment-friendly water-blocking flame-retardant bending-resistant wire - Google Patents
Environment-friendly water-blocking flame-retardant bending-resistant wire Download PDFInfo
- Publication number
- CN203242395U CN203242395U CN 201320303705 CN201320303705U CN203242395U CN 203242395 U CN203242395 U CN 203242395U CN 201320303705 CN201320303705 CN 201320303705 CN 201320303705 U CN201320303705 U CN 201320303705U CN 203242395 U CN203242395 U CN 203242395U
- Authority
- CN
- China
- Prior art keywords
- wire
- low
- environment
- low smoke
- cable core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model discloses an environment-friendly water-blocking flame-retardant bending-resistant wire. The wire needs to be bent by a certain angle according to the field environment during the wire pulling process. However, an existing ordinary wire cable is highly brittle and can be easily broken or bent into a dead angle. The wire disclosed by the utility model comprises a cable core and a protective sheath coating the cable core, wherein the protective sheath includes a low-smoke halogen-free inner sheath and a low-smoke halogen-free outer sheath, and a steel tape is arranged between the low-smoke halogen-free inner sheath and the low-smoke halogen-free outer sheath. The use of low-smoke halogen-free material enables the wire to have low-smoke, halogen-free, low-toxicity and flame-retardant properties, and a large amount of dioxins, lead, halogen and other public hazards are not generated in production, usage and waste treatment processes. The steel tape in the protective sheath improves mechanical performance of the wire, prevents the wire from being bitten by rats and enables the wire to be bending-resistant and applicable to harsh outdoor environments.
Description
[technical field]
The utility model relates to a kind of electric wire, particularly a kind of environmental protection fire-retardant resistant to bending electric wire that blocks water.
[background technology]
Generally use in the market the RVV electric wire, but it does not possess the anti-flaming function of blocking water, can not satisfy well the requirement of using safely under high temperature and the wet environment, the serious accident frequent occurrence that causes because electric wire is undesirable, the generality that these series of products use and the contradiction of product insecurity seem particularly outstanding.And along with the continuous reinforcement of whole society's environmental protection theory, more and more higher to the environmental protection safety requirements of electric wire; Common RVV electric wire can produce the public hazards such as a large amount of dioxin, lead, halogen in manufacturing, use and waste treatment process, Beijing and Shanghai have taken the lead in having forbidden a part of cable.Have, electric wire needs in the backguy process according to the crooked certain angle of site environment again, but existing common wiring cable is larger because of fragility, is easy to fracture or curve the dead angle.
Therefore, how improving environment friendly and the resistance to bend(ing) of electric wire, is the present technical issues that need to address of those skilled in the art.
[summary of the invention]
The utility model provides a kind of electric wire, has preferably water preventing ability, anti-flammability and resistance to bend(ing), and reduces the harm that environment is caused.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of environment-friendly type fire-retardant anti-bent wire that blocks water comprises cable core and coats the protective jacket of this cable core that described protective jacket comprises low smoke and zero halogen inner sheath and low smoke and zero halogen oversheath, is provided with steel band between described low smoke and zero halogen inner sheath and the low smoke and zero halogen oversheath.
Further, described steel band is the double plastic-coated steel band.
Further, be provided with waterstop between described low smoke and zero halogen inner sheath and the cable core.
Further, described cable core comprises some mutually stranded electric units and waterproofing rope.
Further, described electric unit comprises the low smoke and zero halogen insulating barrier of wire and this wire of coating.
The beneficial effects of the utility model:
Electric wire of the present utility model adopts the low smoke and zero halogen material as protective jacket, the insulating barrier of electric unit also is the low smoke and zero halogen material, make electric wire have the characteristic of low cigarette, Halogen, low toxicity and good fire resistance, can when manufacturing, use and waste treatment, not produce the public hazards such as a large amount of dioxin, lead, halogen.
The waterstop that is provided with in the electric wire and waterproofing rope are so that electric wire has dual longitudinal water-blocking performance.Be provided with steel band in the protective jacket of electric wire, improve the electric wire mechanical performance, make the anti-bending of electric wire and can prevent baiting of mouse, be applicable to outdoor relatively rugged environment.
These characteristics of the present utility model and advantage will be below embodiment, accompanying drawing in detailed exposure.
[description of drawings]
Below in conjunction with accompanying drawing the utility model is described further:
Fig. 1 is structural representation of the present utility model.
[embodiment]
The utility model provides a kind of environment-friendly type fire-retardant anti-bent wire that blocks water, the protective jacket that comprises cable core and this cable core of coating, described protective jacket comprises low smoke and zero halogen inner sheath and low smoke and zero halogen oversheath, is provided with steel band between described low smoke and zero halogen inner sheath and the low smoke and zero halogen oversheath.The use of low smoke and zero halogen material makes electric wire have low cigarette, Halogen, low toxicity and fire-retardant performance, can not produce the public hazards such as a large amount of dioxin, lead, halogen when manufacturing, use and waste treatment.Steel band in the protective jacket improves the electric wire mechanical performance and also prevents baiting of mouse, can allow the anti-bending of electric wire simultaneously, applicable to outdoor relatively rugged environment.
Be explained and illustrated below in conjunction with the accompanying drawing of the utility model embodiment technical scheme to the utility model embodiment, but following embodiment is preferred embodiment of the present utility model only, is not whole.Based on the embodiment in the execution mode, those skilled in the art belong to protection range of the present utility model at lower other embodiment that obtains of the prerequisite of not making creative work.
With reference to figure 1, shown in a kind of environment-friendly type fire-retardant anti-bent wire that blocks water, comprise the protective jacket of cable core and this cable core of coating, protective jacket comprises low smoke and zero halogen inner sheath 4 and low smoke and zero halogen oversheath 6, is provided with steel band 5 between low smoke and zero halogen inner sheath 4 and the low smoke and zero halogen oversheath 6.Protective jacket is the low smoke and zero halogen material, makes the electric wire cable core have low cigarette, Halogen, low toxicity and has good fire resistance, can not produce the public hazards such as a large amount of dioxin, lead, halogen when manufacturing, use and waste treatment; The design of employing duplex sheath, double shielding is so that electric wire has good radial water-resisting performance.The strength and stiffness of steel band further improve the mechanical strength of electric wire, make electric wire have certain mouse bite preventing performance and have strengthened resistance to bend(ing) energy and the tensile property of electric wire.
Steel band 5 of the present utility model is the double plastic-coated steel band.Steel band is the double plastic-coated steel band with Corrosion Protection, and the double plastic-coated steel band can better guarantee the tight and firm of wire structure with low smoke and zero halogen inner sheath 4 and low smoke and zero halogen oversheath 6 bondings.
Waterstop 3 is set between low smoke and zero halogen inner sheath 4 and cable core, and waterstop 3 is a kind of water adsorption swelling waterproof bands that add the polyacrylate expanding powder in polyester non-woven fabric, and the waterstop imbibition stops moisture to enter.Just in case the electric wire outer wall is damaged, the high-hydroscopicity waterstop of cut part is brought into play sealing effectiveness because of expansion, entering of water can be reduced to Min., thereby play the effect of electric wire waterproof.
Cable core wherein comprises some mutually stranded electric unit 1 and waterproofing rope 2, increase waterproofing rope 2 and make the electric wire cable core have dual longitudinal water-blocking performance, in the situation of waterstop 3 breakages, appoint so to have block-water performance, simultaneously also can make more rounding of cable core, and further strengthen tensile property.The waterproofing rope 2 that adopts is that a kind of super absorbent resin contains carboxyl hydroxyl cross-linked network structure high molecular polymer, extreme expansion behind the chance water, thus stop hydrone in cable core, to continue to flow.
In addition, above-mentioned electric unit 1 comprises wire and coats the low smoke and zero halogen insulating barrier of this wire that insulating barrier also is the low smoke and zero halogen material, reduces the use of common plastics, further improve the environmental protection friendly of electric wire, reduce as far as possible that when manufacturing and refuse processing environment is produced harm.
By above-described embodiment, the purpose of this utility model is by in full force and effect having reached.The personage who is familiar with this technology should be understood that the utility model includes but not limited to the content of describing in accompanying drawing and the top embodiment.Any modification that does not depart from function and structure principle of the present utility model all will be included in the scope of claims.
Claims (5)
1. an environment-friendly type fire-retardant anti-bent wire that blocks water, the protective jacket that comprises cable core and this cable core of coating, described protective jacket comprises low smoke and zero halogen inner sheath and low smoke and zero halogen oversheath, it is characterized in that: be provided with steel band between described low smoke and zero halogen inner sheath and the low smoke and zero halogen oversheath.
2. a kind of environment-friendly type according to claim 1 fire-retardant anti-bent wire that blocks water, it is characterized in that: described steel band is the double plastic-coated steel band.
3. a kind of environment-friendly type according to claim 1 and 2 fire-retardant anti-bent wire that blocks water is characterized in that: be provided with waterstop between described low smoke and zero halogen inner sheath and the cable core.
4. a kind of environment-friendly type according to claim 1 and 2 fire-retardant anti-bent wire that blocks water, it is characterized in that: described cable core comprises some mutually stranded electric units and waterproofing rope.
5. a kind of environment-friendly type according to claim 4 fire-retardant anti-bent wire that blocks water, it is characterized in that: described electric unit comprises wire and coats the low smoke and zero halogen insulating barrier of this wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320303705 CN203242395U (en) | 2013-05-29 | 2013-05-29 | Environment-friendly water-blocking flame-retardant bending-resistant wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320303705 CN203242395U (en) | 2013-05-29 | 2013-05-29 | Environment-friendly water-blocking flame-retardant bending-resistant wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203242395U true CN203242395U (en) | 2013-10-16 |
Family
ID=49319666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320303705 Expired - Fee Related CN203242395U (en) | 2013-05-29 | 2013-05-29 | Environment-friendly water-blocking flame-retardant bending-resistant wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203242395U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103236296A (en) * | 2013-04-24 | 2013-08-07 | 浙江万马集团特种电子电缆有限公司 | Composite aluminum foil |
| CN103310897A (en) * | 2013-05-29 | 2013-09-18 | 浙江汉维通信器材有限公司 | Environmental-friendly water-blocking flame-retardant bend-resistant electric wire |
| CN103915169A (en) * | 2014-03-18 | 2014-07-09 | 安徽慧艺线缆集团有限公司 | Double-shielding ship drag chain control cable |
-
2013
- 2013-05-29 CN CN 201320303705 patent/CN203242395U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103236296A (en) * | 2013-04-24 | 2013-08-07 | 浙江万马集团特种电子电缆有限公司 | Composite aluminum foil |
| CN103310897A (en) * | 2013-05-29 | 2013-09-18 | 浙江汉维通信器材有限公司 | Environmental-friendly water-blocking flame-retardant bend-resistant electric wire |
| CN103915169A (en) * | 2014-03-18 | 2014-07-09 | 安徽慧艺线缆集团有限公司 | Double-shielding ship drag chain control cable |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN200993895Y (en) | Indoor-outdoor high performance data cable | |
| CN104821195B (en) | Flexible fireproof cable | |
| CN206003541U (en) | A kind of optoelectronic composite cable | |
| CN203242395U (en) | Environment-friendly water-blocking flame-retardant bending-resistant wire | |
| CN103310897A (en) | Environmental-friendly water-blocking flame-retardant bend-resistant electric wire | |
| CN203366827U (en) | Environment-friendly and saving type optical fiber composite low-voltage fireproof and flame-retardant cable | |
| CN204178802U (en) | A kind of high filling rat-and-ant proof resistance to compression data cable | |
| CN201298389Y (en) | Halogen-free low-smoke flame-retardant waterproof cable | |
| CN207602261U (en) | A kind of mining LSOH anti-flaming damp-proof control cable | |
| CN206806054U (en) | A kind of environment-friendly type cross-linking radiation double-layer coextrusion fire-resistant wire | |
| CN206210432U (en) | A kind of flexible cable of composite isolated coating | |
| CN205177445U (en) | Fireproof cable | |
| CN203242383U (en) | Overhead cable | |
| CN204204491U (en) | A kind of three core high-strength waterproof fiber optic cables | |
| CN209071020U (en) | Lock armo softness waterproof fireproofing cable | |
| CN202662385U (en) | Ratproof fireproof class IV communication cable | |
| CN203205124U (en) | Aluminum alloy belt armored aluminum alloy power cable | |
| CN202307206U (en) | Cleaning environmental protection type constructional wire | |
| CN204375444U (en) | Heat insulation type mineral insulated cable | |
| CN205302989U (en) | High performance electric automobile fills electric pile cable | |
| CN205177471U (en) | This ampere of type fireproof cable | |
| CN204390783U (en) | A kind of high fireproof power cable | |
| CN104409163A (en) | Highly-filled rat-proof termite-proof compressive data cable | |
| CN104409152A (en) | Highly-filled water-blocking photoelectric composite cable | |
| CN204348391U (en) | The corrosion resistant photoelectric compound cable of a kind of fire-proof and damp-proof |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131016 Termination date: 20180529 |