CN204558099U - The cable that a kind of strength character strengthens - Google Patents
The cable that a kind of strength character strengthens Download PDFInfo
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- CN204558099U CN204558099U CN201520311702.1U CN201520311702U CN204558099U CN 204558099 U CN204558099 U CN 204558099U CN 201520311702 U CN201520311702 U CN 201520311702U CN 204558099 U CN204558099 U CN 204558099U
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- inner sheath
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- steel wire
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Abstract
The utility model belongs to a kind of technical field of electric wires and cables, and be the cable that a kind of strength character strengthens in particular, the intensity of cable is high, and fire resistance is good, and anti-wear performance is good, goes for the roving occasion of cable.Protective coverings of cable contacts with cable sheath, and cable sheath contacts with cable shield, and cable shield contacts with inner sheath of cable.The stranded restrictive coating of steel wire has 3, is distributed on the inside of inner sheath of cable, and fire proofing packing has 3, is distributed on the inside of inner sheath of cable.Inorganic filling material II fills the space between the stranded restrictive coating of steel wire of full inner sheath of cable inside and fire proofing packing.Inorganic filling material I, oxygen barrier, insulating barrier and cable core are all arranged on the inside of the stranded restrictive coating of steel wire, and inorganic filling material I fills full gap between the stranded restrictive coating of steel wire and oxygen barrier.Insulating barrier contacts with cable core, and cable core is positioned at the inside of insulating barrier.
Description
Technical field
The utility model relates to a kind of technical field of electric wires and cables, is the cable that a kind of strength character strengthens in particular.
Background technology
The electric wire of broad sense is also referred to as cable, and the cable of narrow sense refers to insulated cable.It may be defined as, the aggregate be made up of following part: one or more insulated wire cores, and their coating layers that may have separately, total protective layer and outer jacket, and cable also can have the additional conductor not having to insulate.
Although wires and cables industry is a supporting industry just, in occupation of the output value of Chinese electrician trade 1/4.Its product category is numerous, and range of application is very extensive, relates to the industries such as electric power, building, communication, manufacture, all closely related with each department of national economy.Electric wire is also called as " artery " and " nerve " of national economy, the various motor of transmission of electric energy, transmission of information and manufacture, instrument, instrument, realizing electromagnetic energy conversion institute indispensable basic, equipment, is basic product necessary in following electrification, informationized society.Wires and cables industry is the second largest industry that China is only second to automobile industry, and product variety Service Efficiency and domestic market occupation rate are all more than 90%.Worldwide, the Chinese electric wire gross output value exceedes the U.S., becomes first electric wire producing country in the world.Along with Chinese wires and cables industry high speed development, creation of new enterprise quantity constantly rises, and industry overall technology level is largely increased, but also has certain gap with developed country in detail, quality and developed country fall far short, so will carry out the improvement optimal design of electric wire.
Summary of the invention
The technical problem that the utility model mainly solves is to provide the cable that a kind of strength character strengthens, and the intensity of cable is high, and fire resistance is good, and anti-wear performance is good, goes for the roving occasion of cable.
For solving the problems of the technologies described above, the utility model relates to a kind of technical field of electric wires and cables, the cable that a kind of strength character strengthens in particular, comprise protective coverings of cable, cable sheath, cable shield, inner sheath of cable, the stranded restrictive coating of steel wire, inorganic filling material I, oxygen barrier, fire proofing packing, insulating barrier, cable core and inorganic filling material II, the intensity of cable is high, fire resistance is good, and anti-wear performance is good, goes for the roving occasion of cable.
Protective coverings of cable contacts with cable sheath, and cable sheath is arranged on the inside of protective coverings of cable, cable sheath contacts with cable shield, and cable shield is arranged on the inside of cable sheath, cable shield contacts with inner sheath of cable, and inner sheath of cable is arranged on the inside of cable shield.The stranded restrictive coating of steel wire, inorganic filling material I, oxygen barrier, fire proofing packing, insulating barrier, cable core and inorganic filling material II are all arranged on the inside of inner sheath of cable.The stranded restrictive coating of steel wire has 3, is distributed on the inside of inner sheath of cable, and fire proofing packing has 3, is distributed on the inside of inner sheath of cable, and is positioned at the edge of inner sheath of cable.Inorganic filling material II fills the space between the stranded restrictive coating of steel wire of full inner sheath of cable inside and fire proofing packing.Inorganic filling material I, oxygen barrier, insulating barrier and cable core are all arranged on the inside of the stranded restrictive coating of steel wire, and insulating barrier and cable core are positioned at the inside of oxygen barrier, inorganic filling material I fills full gap between the stranded restrictive coating of steel wire and oxygen barrier.Insulating barrier contacts with cable core, and cable core is positioned at the inside of insulating barrier.
As the further optimization of the technical program, the protective coverings of cable described in cable, cable sheath, cable shield and inner sheath of cable that a kind of strength character of the utility model strengthens are coaxial, and the symmetrical configuration of inner sheath of cable inside.
As the further optimization of the technical program, the stranded restrictive coating of the steel wire described in cable that a kind of strength character of the utility model strengthens and fire proofing packing distribute alternately in the inside of inner sheath of cable.
As the further optimization of the technical program, the insulating barrier of the stranded restrictive coating inside of each steel wire described in cable that a kind of strength character of the utility model strengthens and cable core have 2, and are symmetrical set.
As the further optimization of the technical program, the inner sheath of cable described in cable that a kind of strength character of the utility model strengthens is made up of ethylene vinyl acetate copolymer and ethylene-acrylate copolymer-maleic anhydride bi-material.
As the further optimization of the technical program, the material of the protective coverings of cable described in cable that a kind of strength character of the utility model strengthens is the fire-retardant compound polyolefin of inorganic nano.
The beneficial effect of the cable that a kind of strength character of the utility model strengthens is:
The cable that a kind of strength character of the utility model strengthens, the intensity of cable is high, and fire resistance is good, and anti-wear performance is good, goes for the roving occasion of cable.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and specific implementation method, the utility model is described in more detail.
Fig. 1 is the structural representation of the cable that a kind of strength character of the utility model strengthens.
In figure: protective coverings of cable 1; Cable sheath 2; Cable shield 3; Inner sheath of cable 4; The stranded restrictive coating 5 of steel wire; Inorganic filling material I 6; Oxygen barrier 7; Fire proofing packing 8; Insulating barrier 9; Cable core 10; Inorganic filling material II 11.
Embodiment
Embodiment one:
Below in conjunction with Fig. 1, present embodiment is described, the utility model relates to a kind of technical field of electric wires and cables, the cable that a kind of strength character strengthens in particular, comprise protective coverings of cable 1, cable sheath 2, cable shield 3, inner sheath of cable 4, the stranded restrictive coating 5 of steel wire, inorganic filling material I 6, oxygen barrier 7, fire proofing packing 8, insulating barrier 9, cable core 10 and inorganic filling material II 11, the intensity of cable is high, fire resistance is good, anti-wear performance is good, goes for the roving occasion of cable.
Protective coverings of cable 1 contacts with cable sheath 2, and cable sheath 2 is arranged on the inside of protective coverings of cable 1, and protective coverings of cable 1 is for the protection of cable, and the structure of protection cable inside is not by the impact of extraneous adverse circumstances.Cable sheath 2 contacts with cable shield 3, and cable shield 3 is arranged on the inside of cable sheath 2, and the material of cable sheath 2 is steel, can strengthen the intensity of cable.Cable shield 3 contacts with inner sheath of cable 4, and inner sheath of cable 4 is arranged on the inside of cable shield 3, because the current ratio that power cable passes through is larger, magnetic field can be produced around electric current, in order to not affect other element, cable shield 3 can this electromagnetic-field-shielded in cable, and inner sheath of cable 4 can make the anti-wear performance of cable increase, and makes cable be applicable to roving occasion.
The stranded restrictive coating 5 of steel wire, inorganic filling material I 6, oxygen barrier 7, fire proofing packing 8, insulating barrier 9, cable core 10 and inorganic filling material II 11 are all arranged on the inside of inner sheath of cable 4.The stranded restrictive coating 5 of steel wire has 3, is distributed on the inside of inner sheath of cable 4, and the stranded restrictive coating 5 of steel wire can increase the intensity of cable.Fire proofing packing 8 has 3, be distributed on the inside of inner sheath of cable 4, and be positioned at the edge of inner sheath of cable 4, fire proofing packing 8 can play fire retardation when cable burns, avoid fire to be spread further by the short circuit between cable, provide the time to the escape of people.Inorganic filling material II 11 fills the space between the stranded restrictive coating 5 of steel wire of full inner sheath of cable 4 inside and fire proofing packing 8, and inorganic filling material II 11 plays the effect of attached cable sheath 4 internal structure.Inorganic filling material I 6, oxygen barrier 7, insulating barrier 9 and cable core 10 are all arranged on the inside of the stranded restrictive coating 5 of steel wire, and insulating barrier 9 and cable core 10 are positioned at the inside of oxygen barrier 7, insulating barrier 9 is for the insulation of cable core 10, and cable core 10 is cores of cable work.Oxygen barrier 7 can carry out the isolation of oxygen, makes the operational environment of cable good.Inorganic filling material I 6 fills full gap between the stranded restrictive coating 5 of steel wire and oxygen barrier 7, and insulating barrier 9 contacts with cable core 10, and cable core 10 is positioned at the inside of insulating barrier 9.
Embodiment two:
Below in conjunction with Fig. 1, present embodiment is described, present embodiment is described further execution mode one, described protective coverings of cable 1, cable sheath 2, cable shield 3 and inner sheath of cable 4 are coaxial, and the symmetrical configuration of inner sheath of cable 4 inside, the mechanical strength of cable is increased, increases the useful life of cable.
Embodiment three:
Below in conjunction with Fig. 1, present embodiment is described, present embodiment is described further execution mode one, the stranded restrictive coating 5 of described steel wire and fire proofing packing 8 distribute alternately in the inside of inner sheath of cable 4, when fire makes cable burn, fire-retardant work can be carried out to cable uniformly.
Embodiment four:
Below in conjunction with Fig. 1, present embodiment is described, present embodiment is described further execution mode one, insulating barrier 9 and the cable core 10 of described each steel wire stranded restrictive coating 5 inside have 2, and are symmetrical set, and are symmetrical arranged and make the intensity of cable high.
Embodiment five:
Below in conjunction with Fig. 1, present embodiment is described, present embodiment is described further execution mode one, described inner sheath of cable 4 is made up of ethylene vinyl acetate copolymer and ethylene-acrylate copolymer-maleic anhydride bi-material, this bi-material makes the anti-wear performance of cable increase, and is applicable to roving occasion.
Embodiment six:
Below in conjunction with Fig. 1, present embodiment is described, present embodiment is described further execution mode one, the material of described protective coverings of cable 1 is the fire-retardant compound polyolefin of inorganic nano, this material is halogen-free flameproof material, noxious substance can not be produced when burning, and fire resistance is good, facilitate fleeing from of personnel.
Certainly; above-mentioned explanation is not limitation of the utility model; the utility model is also not limited only to above-mentioned citing, the change that those skilled in the art make in essential scope of the present utility model, remodeling, interpolation or replacement, also belongs to protection range of the present utility model.
Claims (6)
1. the cable of a strength character enhancing, comprise protective coverings of cable (1), cable sheath (2), cable shield (3), inner sheath of cable (4), the stranded restrictive coating of steel wire (5), inorganic filling material I (6), oxygen barrier (7), fire proofing packing (8), insulating barrier (9), cable core (10) and inorganic filling material II (11), it is characterized in that: protective coverings of cable (1) contacts with cable sheath (2), and cable sheath (2) is arranged on the inside of protective coverings of cable (1), cable sheath (2) contacts with cable shield (3), and cable shield (3) is arranged on the inside of cable sheath (2), cable shield (3) contacts with inner sheath of cable (4), and inner sheath of cable (4) is arranged on the inside of cable shield (3), the stranded restrictive coating of steel wire (5), inorganic filling material I (6), oxygen barrier (7), fire proofing packing (8), insulating barrier (9), cable core (10) and inorganic filling material II (11) are all arranged on the inside of inner sheath of cable (4), the stranded restrictive coating of steel wire (5) has 3, be distributed on the inside of inner sheath of cable (4), fire proofing packing (8) has 3, is distributed on the inside of inner sheath of cable (4), and is positioned at the edge of inner sheath of cable (4), inorganic filling material II (11) fills the space between the inner stranded restrictive coating of steel wire (5) of full inner sheath of cable (4) and fire proofing packing (8), inorganic filling material I (6), oxygen barrier (7), insulating barrier (9) and cable core (10) are all arranged on the inside of the stranded restrictive coating of steel wire (5), and insulating barrier (9) and cable core (10) are positioned at the inside of oxygen barrier (7), inorganic filling material I (6) fills full gap between the stranded restrictive coating of steel wire (5) and oxygen barrier (7), insulating barrier (9) contacts with cable core (10), and cable core (10) is positioned at the inside of insulating barrier (9).
2. the cable of a kind of strength character enhancing according to claim 1, it is characterized in that: described protective coverings of cable (1), cable sheath (2), cable shield (3) and inner sheath of cable (4) are coaxial, and the symmetrical configuration that inner sheath of cable (4) is inner.
3. the cable of a kind of strength character enhancing according to claim 1, is characterized in that: the stranded restrictive coating of described steel wire (5) and fire proofing packing (8) distribute alternately in the inside of inner sheath of cable (4).
4. the cable of a kind of strength character enhancing according to claim 1, it is characterized in that: the insulating barrier (9) that the described stranded restrictive coating of each steel wire (5) is inner and cable core (10) have 2, and are symmetrical set.
5. the cable of a kind of strength character enhancing according to claim 1, is characterized in that: described inner sheath of cable (4) is made up of ethylene vinyl acetate copolymer and ethylene-acrylate copolymer-maleic anhydride bi-material.
6. the cable of a kind of strength character enhancing according to claim 1, is characterized in that: the material of described protective coverings of cable (1) is the fire-retardant compound polyolefin of inorganic nano.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520311702.1U CN204558099U (en) | 2015-05-14 | 2015-05-14 | The cable that a kind of strength character strengthens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520311702.1U CN204558099U (en) | 2015-05-14 | 2015-05-14 | The cable that a kind of strength character strengthens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204558099U true CN204558099U (en) | 2015-08-12 |
Family
ID=53833183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520311702.1U Expired - Fee Related CN204558099U (en) | 2015-05-14 | 2015-05-14 | The cable that a kind of strength character strengthens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204558099U (en) |
-
2015
- 2015-05-14 CN CN201520311702.1U patent/CN204558099U/en not_active Expired - Fee Related
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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: 20150812 Termination date: 20180514 |