CN203288336U - Polyvinyl chloride insulation fireproof power cable - Google Patents
Polyvinyl chloride insulation fireproof power cable Download PDFInfo
- Publication number
- CN203288336U CN203288336U CN2013202031448U CN201320203144U CN203288336U CN 203288336 U CN203288336 U CN 203288336U CN 2013202031448 U CN2013202031448 U CN 2013202031448U CN 201320203144 U CN201320203144 U CN 201320203144U CN 203288336 U CN203288336 U CN 203288336U
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- Prior art keywords
- layer
- conductor
- polyvinyl chloride
- power cable
- flame retardant
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Abstract
The utility model relates to a polyvinyl chloride insulation fireproof power cable comprising conductor(s). Each conductor is externally provided with a first fireproof layer. The first fireproof layer is externally provided with an insulation layer. The insulation layer is externally provided with a second fireproof layer. The second fireproof layer is externally provided with a filling layer. The filling layer is externally provided with a wrapping belt layer. The wrapping belt layer is externally provided with an outer sheath layer. The thickness of the insulation layer is between 1 mm and 2.5 mm. The thickness of the outer sheath layer is between 0.7 mm and 3 mm. The diameter of the conductor is between 1.78 mm and 23.3 mm. The polyvinyl chloride insulation fireproof power cable is compact in structure, good in fireproof effect, not easy to damage, long in service life and selection scope of the conductor diameter is wide.
Description
Technical field
The utility model relates to a kind of cable, is specifically related to a kind of power cable.
Background technology
Along with the fast development of national economy, as the aortal electric wire of national economy, its consumption and the scope of application are increasing.In recent years, the industries such as power plant, transformer station, smelting and petrochemical industry, very big to the demand of cable.
At present, the cable on market is various, and they are applied in various different occasions.But all there are some problems in most of cable, such as layer of structure arranges unreasonable, compact not between layers, conductor shape is more single, packed layer is solid not, and firmly filling effect is not good, and thickness of insulating layer arranges inhomogeneous, thickness does not reach instructions for use, insulation effect is undesirable, and the 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 in order to overcome deficiency of the prior art, and a kind of compact conformation is provided, and is fire-resistant effective, not fragile, long service life, the polyvinyl chloride insulation fireproof power cable that the conductor diameter range of choice is large.
technical scheme: in order to solve the problems of the technologies described above, a kind of polyvinyl chloride insulation fireproof power cable described in the utility model, it comprises conductor, be provided with the first flame retardant coating in described conductor outside, be provided with insulating barrier in described the first flame retardant coating outside, be provided with the second flame retardant coating in described insulating barrier outside, be provided with packed layer in described the second flame retardant coating outside, be provided with belting layer in described packed layer outside, be provided with external sheath layer in described belting layer outside, the thickness of described insulating barrier is between 1-2.5mm, the thickness of described external sheath layer is between 0.7-3mm, the diameter of described conductor is between 1.78-23.3mm.
Described conductor is for pressing circular stranded conductor or pressing sector conductor, and is at least one.
Described conductor is copper conductor or aluminium conductor.
Described insulating barrier is the polyvinyl chloride insulation layer.
Described packed layer is the composite material of silicon carbide packed layer.
Described the first flame retardant coating and the second flame retardant coating are all inorganic short fiber viscose glue flame retardant coating.
Described belting layer is polyester belt lapping layer or nonwoven fabrics lapping layer.
Described external sheath layer is polyvinyl chloride or polyethylene or halogen-free and low-smoke flame-retardant polyolefin sheathed layer.
When conductor described in the utility model is one, do not need to use packed layer.
Conductor described in the utility model can all use and press circular stranded conductor, also can all use and press sector conductor, can also press circular stranded conductor and press sector conductor to be used in conjunction with, and is used for meeting different instructions for uses.
beneficial effect: the utility model compared with prior art, its remarkable advantage is: the utility model compact overall structure, be connected between each layer, reliable, adopt the insulating barrier between 1-2.5mm, can effectively guarantee insulation effect, adopt the external sheath layer between 0.7-3mm, can guarantee that the cable outside is more solid firmly, not fragile, adopt the conductor of diameter between 1.78-23.3mm, the scope that can select is wider, in order to meet different instructions for uses, adopt the composite material of silicon carbide packed layer, can effectively improve filling effect, the first flame retardant coating and the second flame retardant coating adopt inorganic short fiber viscose glue, fire-resistant effective, adopt the polyester belt lapping layer, play good package action, adopt halogen-free and low-smoke flame-retardant polyolefin sheathed layer, can improve the cable result of use, integral product is longer useful life, realistic instructions for use.
Description of drawings
Fig. 1 is the structural representation that the utility model three cores press circular stranded conductor.
Wherein:
1, conductor; 2, the first flame retardant coating; 3, insulating barrier; 4, the second flame retardant coating; 5, packed layer; 6, belting layer; 7, external sheath layer
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
as shown in Figure 1, a kind of polyvinyl chloride insulation fireproof power cable described in the utility model, it comprises conductor 1, be provided with the first flame retardant coating 2 in described conductor 1 outside, be provided with insulating barrier 3 in described the first flame retardant coating 2 outsides, be provided with the second flame retardant coating 4 in described insulating barrier 3 outsides, be provided with packed layer 5 in described the second flame retardant coating 4 outsides, be provided with belting layer 6 in described packed layer 5 outsides, be provided with external sheath layer 7 in described belting layer 6 outsides, the thickness of described insulating barrier 3 is between 1-2.5mm, the thickness of described external sheath layer 7 is between 0.7-3mm, the diameter of described conductor 1 is between 1.78-23.3mm, described conductor 1 is for pressing circular stranded conductor or pressing sector conductor, and is at least one, described conductor 1 is copper conductor or aluminium conductor, described insulating barrier 3 is the polyvinyl chloride insulation layer, described packed layer 5 is the composite material of silicon carbide packed layer, described the first flame retardant coating 2 and the second flame retardant coating 4 are all inorganic short fiber viscose glue flame retardant coating, described belting layer 6 is polyester belt lapping layer or nonwoven fabrics lapping layer, described external sheath layer 7 is polyvinyl chloride or polyethylene or halogen-free and low-smoke flame-retardant polyolefin sheathed layer.the utility model compact overall structure, be connected between each layer, reliable, adopt the insulating barrier between 1-2.5mm, can effectively guarantee insulation effect, adopt the external sheath layer between 0.7-3mm, can guarantee that the cable outside is more solid firmly, not fragile, adopt the conductor of diameter between 1.78-23.3mm, the scope that can select is wider, in order to meet different instructions for uses, adopt the composite material of silicon carbide packed layer, can effectively improve filling effect, the first flame retardant coating and the second flame retardant coating adopt inorganic short fiber viscose glue, fire-resistant effective, adopt the polyester belt lapping layer, play good package action, adopt halogen-free and low-smoke flame-retardant polyolefin sheathed layer, can improve the cable result of use, integral product is longer useful life, realistic instructions for use.
The utility model provides a kind of thinking and method; method and the approach of this technical scheme of specific implementation are 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 that does not break away from the utility model principle, can also make some improvements and modifications; these improvements and modifications also should be considered as protection range of the present utility model, in the present embodiment not clear and definite each part all available prior art realized.
Claims (8)
1. polyvinyl chloride insulation fireproof power cable, it is characterized in that: it comprises conductor (1), be provided with the first flame retardant coating (2) in described conductor (1) outside, be provided with insulating barrier (3) in described the first flame retardant coating (2) outside, be provided with the second flame retardant coating (4) in described insulating barrier (3) outside, be provided with packed layer (5) in described the second flame retardant coating (4) outside, be provided with belting layer (6) in described packed layer (5) outside, be provided with external sheath layer (7) in described belting layer (6) outside, the thickness of described insulating barrier (3) is between 1-2.5mm, the thickness of described external sheath layer (7) is between 0.7-3mm, the diameter of described conductor (1) is between 1.78-23.3mm.
2. polyvinyl chloride insulation fireproof power cable according to claim 1 is characterized in that: described conductor (1) is for pressing circular stranded conductor or pressing sector conductor, and is at least one.
3. polyvinyl chloride insulation fireproof power cable according to claim 1, it is characterized in that: described conductor (1) is copper conductor or aluminium conductor.
4. polyvinyl chloride insulation fireproof power cable according to claim 1, it is characterized in that: described insulating barrier (3) is the polyvinyl chloride insulation layer.
5. polyvinyl chloride insulation fireproof power cable according to claim 1, it is characterized in that: described packed layer (5) is the composite material of silicon carbide packed layer.
6. polyvinyl chloride insulation fireproof power cable according to claim 1, it is characterized in that: described the first flame retardant coating (2) and the second flame retardant coating (4) are all inorganic short fiber viscose glue flame retardant coating.
7. polyvinyl chloride insulation fireproof power cable according to claim 1, it is characterized in that: described belting layer (6) is polyester belt lapping layer or nonwoven fabrics lapping layer.
8. polyvinyl chloride insulation fireproof power cable according to claim 1 is characterized in that: described external sheath layer (7) is polyvinyl chloride or polyethylene or halogen-free and low-smoke flame-retardant polyolefin sheathed layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202031448U CN203288336U (en) | 2013-04-19 | 2013-04-19 | Polyvinyl chloride insulation fireproof power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202031448U CN203288336U (en) | 2013-04-19 | 2013-04-19 | Polyvinyl chloride insulation fireproof power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203288336U true CN203288336U (en) | 2013-11-13 |
Family
ID=49544689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202031448U Expired - Fee Related CN203288336U (en) | 2013-04-19 | 2013-04-19 | Polyvinyl chloride insulation fireproof power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203288336U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104112528A (en) * | 2013-04-19 | 2014-10-22 | 无锡市奇峰电缆有限公司 | Polyethylene chloride insulation fire resistance electric power cable |
-
2013
- 2013-04-19 CN CN2013202031448U patent/CN203288336U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104112528A (en) * | 2013-04-19 | 2014-10-22 | 无锡市奇峰电缆有限公司 | Polyethylene chloride insulation fire resistance electric power cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131113 Termination date: 20140419 |