CN204577168U - A kind of Novel fire-resistant power cable - Google Patents
A kind of Novel fire-resistant power cable Download PDFInfo
- Publication number
- CN204577168U CN204577168U CN201520312816.8U CN201520312816U CN204577168U CN 204577168 U CN204577168 U CN 204577168U CN 201520312816 U CN201520312816 U CN 201520312816U CN 204577168 U CN204577168 U CN 204577168U
- Authority
- CN
- China
- Prior art keywords
- layer
- outside
- flame retardant
- power cable
- novel fire
- 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.)
- Active
Links
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model relates to a kind of Novel fire-resistant power cable, it comprises conductor, flame retardant coating is provided with in described conductor outside, coextruded layer is provided with in described flame retardant coating outside, described coextruded layer is made up of internal shield and external insulation layer, the Thickness Ratio of described internal shield and external insulation layer is 1:4, ceramic fireproof jointing sheath is provided with in described coextruded layer outside, described conductor, flame retardant coating, flame retardant coating and ceramic fireproof jointing sheath composition conductive unit, described conductive unit is at least provided with two, packed layer is provided with in described conductive unit outside, lapping layer is provided with in described packed layer outside, inner restrictive coating is provided with in described lapping layer outside, insulation lining is provided with in described inner restrictive coating outside, external sheath layer is provided with in described insulation lining outside, they form cable body, described conductive unit diameter accounts for 1/3 of cable body diameter.The utility model compact conformation, flame-retardant performance is good, safe and reliable to operation, not fragile, and long service life is applied widely.
Description
Technical field
The utility model relates to a kind of cable, is specifically related to a kind of fire-resisting cable.
Background technology
Along with industrialization and urbanization process are accelerated, all kinds of fire incident also frequently occurs, and causes the massive losses of lives and properties.Further, along with the raising of fire-fighting consciousness, developed country must select fire-resisting cable according to different purposes at the distribution line that a part is electric.Domestic electrical department also promotes the use of fire-resisting cable at the skyscraper in city and public place of entertainment.
At present, the cable on market is various, and they are applied in various different occasion.But all there are some problems in most of cable, such as layer of structure arranges unreasonable, compact not between layers, packed layer is firmly solid not, and filling effect is not good, and insulation effect is undesirable, conductor diameter range of choice is little, the fire-resistant poor effect of flame retardant coating, external sheath layer is fragile, and whole service life is shorter.
Summary of the invention
Goal of the invention: the purpose of this utility model is to overcome deficiency of the prior art, and provide a kind of compact conformation, flame-retardant performance is good, safe and reliable to operation, not fragile, long service life, Novel fire-resistant power cable applied widely.
Technical scheme: in order to solve the problems of the technologies described above, a kind of Novel fire-resistant power cable described in the utility model, it comprises conductor, flame retardant coating is provided with in described conductor outside, coextruded layer is provided with in described flame retardant coating outside, described coextruded layer is made up of internal shield and external insulation layer, the Thickness Ratio of described internal shield and external insulation layer is 1:4, ceramic fireproof jointing sheath is provided with in described coextruded layer outside, described conductor, flame retardant coating, flame retardant coating and ceramic fireproof jointing sheath composition conductive unit, described conductive unit is at least provided with two, packed layer is provided with in described conductive unit outside, lapping layer is provided with in described packed layer outside, inner restrictive coating is provided with in described lapping layer outside, insulation lining is provided with in described inner restrictive coating outside, external sheath layer is provided with in described insulation lining outside, they form cable body, described conductive unit diameter accounts for 1/3 of cable body diameter.
Described conductor is copper conductor or tinned copper conductor.
Described flame retardant coating is inorganic short fiber viscose glue flame retardant coating.
Described external insulation layer is inorganic mineral insulation layer.
Described packed layer is alkali-free glass rope packed layer.
Described lapping layer is polyester belt lapping layer.
The thickness of described insulation lining is 2mm.
Described external sheath layer is halogen-free and low-smoke flame-retardant polyolefin sheathed layer, and its thickness is 3mm.
Beneficial effect: the utility model compared with prior art, its remarkable advantage is: the utility model overall structure arranges rationally, adopt inorganic short fiber viscose glue flame retardant coating, substantially increase the fire protecting performance of product, not only environmental protection but also safety, adopt screen and the insulating barrier of co-extrusion, and both thickness are 1:4, the bonding strength of effective raising screen and insulating barrier, and insulating barrier is inorganic mineral insulation layer, insulation effect is good, adopt ceramic fireproof jointing sheath, play well fire-retardant, fire-resistant, fire prevention, the effect of fire insulation, adopt alkali-free glass rope packed layer, filling effect is good, adopt inner restrictive coating and external sheath layer, greatly improve integral protection effect, applied widely, adopt insulation lining, flame retardant effect can be played further, described conductive unit diameter accounts for 1/3 of cable body diameter, again by each layer with the use of, conductive unit runs the most reliable, result of use is the most desirable, this Total Product long service life, realistic instructions for use.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
As shown in Figure 1, a kind of Novel fire-resistant power cable described in the utility model, it comprises conductor 1, flame retardant coating 2 is provided with in described conductor 1 outside, coextruded layer is provided with in described flame retardant coating 2 outside, described coextruded layer is made up of internal shield 3 and external insulation layer 4, described internal shield 3 is 1:4 with the Thickness Ratio of external insulation layer 4, ceramic fireproof jointing sheath 5 is provided with in described coextruded layer outside, described conductor 1, flame retardant coating 2, coextruded layer and ceramic fireproof jointing sheath 5 form conductive unit, described conductive unit is at least provided with two, packed layer 6 is provided with in described conductive unit outside, lapping layer 7 is provided with in described packed layer 6 outside, inner restrictive coating 8 is provided with in described lapping layer 7 outside, insulation lining 9 is provided with in described inner restrictive coating 8 outside, external sheath layer 10 is provided with in described insulation lining 9 outside, they form cable body, described conductive unit diameter accounts for 1/3 of cable body diameter, described conductor 1 is copper conductor or tinned copper conductor, described flame retardant coating 2 is inorganic short fiber viscose glue flame retardant coating, described external insulation layer 4 is inorganic mineral insulation layer, described packed layer 6 is alkali-free glass rope packed layer, described lapping layer 7 is polyester belt lapping layer, the thickness of described insulation lining 9 is 2mm, described external sheath layer 10 is halogen-free and low-smoke flame-retardant polyolefin sheathed layer, and its thickness is 3mm.The utility model overall structure arranges rationally, adopt inorganic short fiber viscose glue flame retardant coating, substantially increase the fire protecting performance of product, not only environmental protection but also safety, adopt screen and the insulating barrier of co-extrusion, and both thickness are 1:4, the bonding strength of effective raising screen and insulating barrier, and insulating barrier is inorganic mineral insulation layer, insulation effect is good, adopt ceramic fireproof jointing sheath, play well fire-retardant, fire-resistant, fire prevention, the effect of fire insulation, adopt alkali-free glass rope packed layer, filling effect is good, adopt inner restrictive coating and external sheath layer, greatly improve integral protection effect, applied widely, adopt insulation lining, flame retardant effect can be played further, described conductive unit diameter accounts for 1/3 of cable body diameter, again by each layer with the use of, conductive unit runs the most reliable, result of use is the most desirable, this Total Product long service life, realistic instructions for use.
The utility model provides a kind of thinking and method; the method and access of this technical scheme of specific implementation is a lot; the above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art, under the prerequisite not departing from the utility model principle, some improvements and modifications can also be made; these improvements and modifications also should be considered as protection range of the present utility model, and all available prior art of each part not clear and definite in the present embodiment is realized.
Claims (8)
1. a Novel fire-resistant power cable, it is characterized in that: it comprises conductor (1), flame retardant coating (2) is provided with in described conductor (1) outside, coextruded layer is provided with in described flame retardant coating (2) outside, described coextruded layer is made up of internal shield (3) and external insulation layer (4), described internal shield (3) is 1:4 with the Thickness Ratio of external insulation layer (4), ceramic fireproof jointing sheath (5) is provided with in described coextruded layer outside, described conductor (1), flame retardant coating (2), coextruded layer and ceramic fireproof jointing sheath (5) composition conductive unit, described conductive unit is at least provided with two, packed layer (6) is provided with in described conductive unit outside, lapping layer (7) is provided with in described packed layer (6) outside, inner restrictive coating (8) is provided with in described lapping layer (7) outside, insulation lining (9) is provided with in described inner restrictive coating (8) outside, external sheath layer (10) is provided with in described insulation lining (9) outside, they form cable body, described conductive unit diameter accounts for 1/3 of cable body diameter.
2. Novel fire-resistant power cable according to claim 1, is characterized in that: described conductor (1) is copper conductor or tinned copper conductor.
3. Novel fire-resistant power cable according to claim 1, is characterized in that: described flame retardant coating (2) is inorganic short fiber viscose glue flame retardant coating.
4. Novel fire-resistant power cable according to claim 1, is characterized in that: described external insulation layer (4) is inorganic mineral insulation layer.
5. Novel fire-resistant power cable according to claim 1, is characterized in that: described packed layer (6) is alkali-free glass rope packed layer.
6. Novel fire-resistant power cable according to claim 1, is characterized in that: described lapping layer (7) is polyester belt lapping layer.
7. Novel fire-resistant power cable according to claim 1, is characterized in that: the thickness of described insulation lining (9) is 2mm.
8. Novel fire-resistant power cable according to claim 1, is characterized in that: described external sheath layer (10) is halogen-free and low-smoke flame-retardant polyolefin sheathed layer, and its thickness is 3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520312816.8U CN204577168U (en) | 2015-05-14 | 2015-05-14 | A kind of Novel fire-resistant power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520312816.8U CN204577168U (en) | 2015-05-14 | 2015-05-14 | A kind of Novel fire-resistant power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204577168U true CN204577168U (en) | 2015-08-19 |
Family
ID=53869769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520312816.8U Active CN204577168U (en) | 2015-05-14 | 2015-05-14 | A kind of Novel fire-resistant power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204577168U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106298031A (en) * | 2015-05-14 | 2017-01-04 | 无锡市苏南电缆有限公司 | A kind of Novel fire-resistant power cable |
-
2015
- 2015-05-14 CN CN201520312816.8U patent/CN204577168U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106298031A (en) * | 2015-05-14 | 2017-01-04 | 无锡市苏南电缆有限公司 | A kind of Novel fire-resistant power cable |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102568691A (en) | Environment-friendly mid-voltage fire resistant cable | |
| CN106057344A (en) | Impact-resistant spray-resistant, halogen-free, low-smoke flame-retardant medium voltage fire-resistant cable | |
| CN202996349U (en) | Novel fireproof cable | |
| CN202134237U (en) | Ceramic fireproof silicone rubber cable | |
| CN202839048U (en) | High temperature resistant fireproof cable | |
| CN204577168U (en) | A kind of Novel fire-resistant power cable | |
| CN202473382U (en) | Fire-proof optical fiber composite low pressure armored cable | |
| CN204463893U (en) | A kind of mineral insulating flexible fireproof cable | |
| CN204229911U (en) | The comprehensive fireproof cable of subway | |
| CN207895903U (en) | A kind of fire-retardant fireproof cable | |
| CN206312616U (en) | Fireproof power cable is pressed in a kind of high fire-retardance | |
| CN102855986A (en) | Anti-interference fire-resistant control cable | |
| CN202502825U (en) | Environment-friendly medium-voltage fireproof cable | |
| CN202601262U (en) | Flame-retardant fire-resistant control cable | |
| CN105374449A (en) | Fire-resistant power cable | |
| CN203536091U (en) | Insulating flame-retardant carbon fiber composite cable | |
| CN206877742U (en) | A kind of high fire-retardance fire resisting Special computer cable | |
| CN202940042U (en) | High-flexibility fireproof cable | |
| CN104616807A (en) | Low-smoke zero-halogen reinforced waterproof flexible fire-proof cable | |
| CN201812561U (en) | High fire-retardant fire prevention type broadband is symmetrical cable for LAN | |
| CN201749714U (en) | Novel fire-resistant composite shielding armored flame-retardant computer cable | |
| CN204463923U (en) | A kind of low smoke and zero halogen strengthens waterproof flexible fireproof cable | |
| CN205177471U (en) | This ampere of type fireproof cable | |
| CN104575807A (en) | High-fire-resistant power cable | |
| CN204360821U (en) | The fire-resistant Anti-interference cable of a kind of stretch-proof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |