CN204143916U - Novel inorganic mineral insulation flexible multicore fireproof cable - Google Patents
Novel inorganic mineral insulation flexible multicore fireproof cable Download PDFInfo
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- CN204143916U CN204143916U CN201420519021.XU CN201420519021U CN204143916U CN 204143916 U CN204143916 U CN 204143916U CN 201420519021 U CN201420519021 U CN 201420519021U CN 204143916 U CN204143916 U CN 204143916U
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- mineral insulation
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Abstract
The utility model provides a kind of novel inorganic mineral insulation flexible multicore fireproof cable, and comprise two or more core unit, described core unit comprises oxygen-free copper conductor, and the outsourcing of described oxygen-free copper conductor is provided with the first inorganic mineral insulation band and the first Ceramic silicon rubber; Be filled with alkali-free glass wool between described two or more core unit and form core body, outside described core body, from-inner-to-outer bag is provided with the second inorganic mineral insulation band, the second Ceramic silicon rubber, red copper sheath and sheath.The utility model is simple and reasonable for structure, compact, and this cable fire-proof grade is normally run at can reaching category-A 950 DEG C for 180 minutes, without the need to any joint in the middle of this cable, and can according to user's request production random length.
Description
Technical field
The utility model relates to cable technology, particularly relates to a kind of novel inorganic mineral insulation flexible multicore fireproof cable.
Background technology
Along with economy is flourish, quality of the life improves constantly, and high residential building office block, megastore etc. are seen everywhere, and these places are once breaking out of fire consequence is hardly imaginable.People are to the raising gradually of awareness of the importance of fire prevention, but existing traditional fireproof cable, all containing organic and/or inorganic materials, after the burning of chance fire, organic material burns and loses, and makes cable can not continue for a long time to use.Based on above-mentioned situation, cable industry has carried out various transformation to fire-resisting cable, make it have the advantage of mineral insulation and mica insulation simultaneously, having eliminated it uses not enough, core is formed by conductor and wrapped mica, filling mineral powder (magnesium oxide) between core and copper sheath, owing to adopting traditional mineral insulation manufacturing process, the defect of mineral insulated cable still exists.
On the other hand traditional B TTZ fireproof cable due to production technology and material limit production length shorter, electric cable with large cross-section can only produce twenty or thirty rice, and user need connect Len req with transition joint and could use, and there is more potential safety hazard.
To sum up, traditional cable can only reach fire-resistant equivalence, all cannot reach fire prevention, and existing fireproof cable not easily produces long size, so the cable that urgently a kind of fire-protection rating is high.
Utility model content
The purpose of this utility model is, cannot meet the problem of fire-fighting requirements for above-mentioned traditional cable, proposes a kind of novel inorganic mineral insulation flexible multicore fireproof cable, and this cable fire-proof grade is normally run at can reaching category-A 950 DEG C for 180 minutes.
For achieving the above object, the technical solution adopted in the utility model is: a kind of novel inorganic mineral insulation flexible multicore fireproof cable comprises core body, described core body is made up of two or more core unit and the alkali-free glass wool be filled between core unit, described core unit comprises oxygen-free copper conductor, and the outsourcing of described oxygen-free copper conductor is provided with the first inorganic mineral insulation band and the first Ceramic silicon rubber;
Outside described core body, from-inner-to-outer bag is provided with the second inorganic mineral insulation band, the second Ceramic silicon rubber, red copper sheath and sheath.
Further, described sheath is low smoke, zero halogen sheath and/or polyvinyl chloride layer.
Further, described first inorganic mineral insulation band is fluorophlogopite belt; Second inorganic mineral insulation band is fluorophlogopite belt.
Further, outside described oxygen-free copper conductor, from-inner-to-outer wraps successively and is provided with the first inorganic mineral insulation band and the first Ceramic silicon rubber.
Further, described red copper sheath is red copper bellows, and described red copper bellows is the copper tube of outer surface through ripple process.
Further, described oxygen-free copper conductor is the stranded conductor of stranded copper wire, described copper wire to be mass content be 99.98 copper wire, described conductors cross is one or more in circular, semi-circular, fan-shaped, tile-type, rhombus and triangular form.
The utility model: the first inorganic mineral insulation band described in novel inorganic mineral insulation flexible multicore fireproof cable and the second Ceramic silicon rubber form insulating barrier; Described alkali-free glass wool forms packed layer; Described second inorganic mineral insulation band, the second Ceramic silicon rubber, red copper sheath and sheath form restrictive coating.
The utility model is simple and reasonable for structure, compact, has the following advantages compared with traditional fireproof cable:
(1), fire-protection rating is normally run at can reaching category-A 950 DEG C for 180 minutes;
(2), metallic sheath can do earth connection and can do screen again, can not produce any interference, can be applicable to any circuit and equipment to weakness and holding wire;
(3), red copper sheath becomes flexibility to fill cable hank through ripple processing cable, transport, install very convenient;
(4), the insulation of novel inorganic mineral insulation flexible multicore fireproof cable is inorganic mineral, middle without the need to any joint, can according to user's request production random length, cable is stability more, fire protecting performance is higher, anticorrosive property is better, conductivity is higher, and creep-resistant property is better, and pliability is stronger.
Accompanying drawing explanation
Fig. 1 is the cutaway view of novel inorganic mineral insulation flexible multicore fireproof cable;
Fig. 2 is the partial enlarged drawing of cable unit in Fig. 1.
Wherein:
1-oxygen-free copper conductor; 2-first inorganic mineral insulation band; 3-first Ceramic silicon rubber; 4-alkali-free glass wool; 5-second inorganic mineral insulation band; 6-second Ceramic silicon rubber; 7-red copper sheath; 8-low smoke, zero halogen sheath.
Embodiment
Below in conjunction with embodiment, the utility model is further illustrated:
Embodiment 1
Present embodiment discloses a kind of novel inorganic mineral insulation flexible multicore fireproof cable, as depicted in figs. 1 and 2, this fireproof cable comprises core body, this core body is made up of four core unit and the alkali-free glass wool 4 be filled between four core unit, also has a small amount of alkali-free glass wool 4 to be filled in outside core unit as can be seen.
In the present embodiment, core unit comprises oxygen-free copper conductor 1, and oxygen-free copper conductor 1 is the stranded conductor of stranded copper wire, copper wire to be mass content be 99.98 copper wire.Oxygen-free copper conductor 1 cross section is circular.Oxygen-free copper conductor 1 is outer, bag is provided with the first inorganic mineral insulation band 2 and the first Ceramic silicon rubber 3 successively from inside to outside; First inorganic mineral insulation band 2 is fluorophlogopite belt.
Outside described core body, from-inner-to-outer bag is provided with the second inorganic mineral insulation band 5, second Ceramic silicon rubber 6, red copper sheath 7 and low smoke, zero halogen sheath 8.Described low smoke, zero halogen sheath 8 is halogen-free and low-smoke flame-retardant polyolefin sheathed layer.Described red copper sheath is red copper bellows, and described red copper bellows is the copper tube of outer surface through ripple process.Second inorganic mineral insulation band 5 is fluorophlogopite belt (also claiming two-sided synthetic mica tape).The common composite mica tape of described fluorophlogopite belt Thickness Ratio is thinner, and insulation property and tensile property are all good than common composite mica tape, and the fireproof cable adopting it to prepare, can also be cost-saving while reinforced insulation performance.
The present embodiment novel inorganic mineral insulation flexible multicore fireproof cable fire line good (normally running at category-A 950 DEG C 180 minutes) after testing, fire prevention stability is high, and anticorrosive property is good, and conductivity is high, and creep-resistant property is good, and pliability is strong.
Embodiment 2
Present embodiment discloses a kind of novel inorganic mineral insulation flexible multicore fireproof cable and comprise core body, described core body is made up of two core unit and the alkali-free glass wool be filled between core unit, core unit comprises oxygen-free copper conductor, and oxygen-free copper conductor wraps outward, successively and is provided with the first inorganic mineral insulation band and the first Ceramic silicon rubber; Described oxygen-free copper conductor is the stranded conductor of stranded copper wire, described copper wire to be mass content be 99.98 copper wire, described conductors cross is triangular form.Described first inorganic mineral insulation band is fluorophlogopite belt.
The present embodiment novel inorganic mineral insulation flexible multicore fireproof cable fire line good (normally running at category-A 950 DEG C 180 minutes) after testing, fire prevention stability is high, and anticorrosive property is good, and conductivity is high, and creep-resistant property is good, and pliability is strong.
Outside described core body, from-inner-to-outer bag is provided with the second inorganic mineral insulation band, the second Ceramic silicon rubber, red copper sheath and polyvinyl chloride layer.Described red copper cover is ganoid copper pipe; Described second inorganic mineral insulation band is fluorophlogopite belt.
Last it is noted that above each embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to foregoing embodiments, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (7)
1. a novel inorganic mineral insulation flexible multicore fireproof cable, it is characterized in that, comprise core body, described core body is made up of two or more core unit and the alkali-free glass wool be filled between core unit, described core unit comprises oxygen-free copper conductor, and the outsourcing of described oxygen-free copper conductor is provided with the first inorganic mineral insulation band and the first Ceramic silicon rubber;
Outside described core body, from-inner-to-outer bag is provided with the second inorganic mineral insulation band, the second Ceramic silicon rubber, red copper sheath and sheath.
2. novel inorganic mineral insulation flexible multicore fireproof cable according to claim 1, it is characterized in that, described sheath is low smoke, zero halogen sheath and/or polyvinyl chloride layer.
3. novel inorganic mineral insulation flexible multicore fireproof cable according to claim 1, it is characterized in that, described first inorganic mineral insulation band is fluorophlogopite belt; Second inorganic mineral insulation band is fluorophlogopite belt.
4. novel inorganic mineral insulation flexible multicore fireproof cable according to claim 1, it is characterized in that, outside described oxygen-free copper conductor, from-inner-to-outer wraps successively and is provided with the first inorganic mineral insulation band and the first Ceramic silicon rubber.
5. novel inorganic mineral insulation flexible multicore fireproof cable according to claim 1, it is characterized in that, described red copper sheath is red copper bellows.
6. novel inorganic mineral insulation flexible multicore fireproof cable according to claim 1, is characterized in that, described oxygen-free copper conductor is the stranded conductor of stranded copper wire.
7. novel inorganic mineral insulation flexible multicore fireproof cable according to claim 6, is characterized in that, described conductors cross is one or more in circular, semi-circular, fan-shaped, tile-type, rhombus and triangular form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420519021.XU CN204143916U (en) | 2014-09-10 | 2014-09-10 | Novel inorganic mineral insulation flexible multicore fireproof cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420519021.XU CN204143916U (en) | 2014-09-10 | 2014-09-10 | Novel inorganic mineral insulation flexible multicore fireproof cable |
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| Publication Number | Publication Date |
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| CN204143916U true CN204143916U (en) | 2015-02-04 |
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| CN201420519021.XU Active CN204143916U (en) | 2014-09-10 | 2014-09-10 | Novel inorganic mineral insulation flexible multicore fireproof cable |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104835562A (en) * | 2015-05-06 | 2015-08-12 | 北京华远高科电缆有限公司 | Mineral insulated fireproof 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 |
| CN109036683A (en) * | 2018-08-22 | 2018-12-18 | 安徽明星电缆有限公司 | A kind of inorganic mineral insulation flexible fire-proof cable |
-
2014
- 2014-09-10 CN CN201420519021.XU patent/CN204143916U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104835562A (en) * | 2015-05-06 | 2015-08-12 | 北京华远高科电缆有限公司 | Mineral insulated fireproof cable |
| CN104835562B (en) * | 2015-05-06 | 2018-09-21 | 华远高科电缆有限公司 | A kind of mineral insulation fireproof 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 |
| CN109036683A (en) * | 2018-08-22 | 2018-12-18 | 安徽明星电缆有限公司 | A kind of inorganic mineral insulation flexible fire-proof cable |
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