CN204991230U - Adopt cable of polyether polyurethane material - Google Patents
Adopt cable of polyether polyurethane material Download PDFInfo
- Publication number
- CN204991230U CN204991230U CN201520781381.1U CN201520781381U CN204991230U CN 204991230 U CN204991230 U CN 204991230U CN 201520781381 U CN201520781381 U CN 201520781381U CN 204991230 U CN204991230 U CN 204991230U
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- China
- Prior art keywords
- cable
- polyether polyurethane
- polyurethane material
- screen
- insulating barrier
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Abstract
The utility model relates to a cable wire field, the more specifically adopt cable of polyether polyurethane material that says so, the oversheath layer of polyether polyurethane material has excellent compliance and lower temperature resistance for the cable has superior compliance and a lower temperature resistance, the rami centrales strut set up the resistance to compression mechanical properties who has improved the cable, and the fire resistance of cable is good, long service life. The armor lies in the jacketed inside of wai hu, and copper woven shield lies in the inside of armor, inner sheath level in copper woven shield's inside. The shielding layer sets up in the inside of insulating layer, and the cable conductor is located the inside of shielding layer. The insulating layer has eight, and wherein two are a set of relative setting, the burning can the setting of ceramicization parting strip between two relative insulating layers. Separated by the rami centrales strut between four group's insulating layers. Full inner sheath layer, rami centrales strut, insulating layer and the burning space between can ceramicization parting strip is filled to inorganic filler material.
Description
Technical field
The utility model relates to cable and wire field, more specifically to the cable adopting polyether polyurethane material.
Background technology
Electric wire is electric energy transmitting, the signal of telecommunication and realize electromagnetic energy conversion wire product.Cable usually by transferring electric power or the signal of telecommunication cable core and play protection, the sheath of insulating effect forms.Only be commonly called electric wire containing a cable core and the thinner cable of diameter.Some electric wire does not have insulating sleeve, is called as bare wire yet.Cable core in cable is made up of the metal material that electric conductivity is good, usually uses copper or aluminium.
Although wires and cables industry is a supporting industry just, in occupation of the huge output value of Chinese electrician trade.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, realize the indispensable basic equipment of electromagnetic energy conversion, it is basic product necessary in following electrification, informationized society, the wires and cables industry of China plays irreplaceable role in global wires and cables industry, and as far back as year, the output value of electric wire enterprise of China exceedes the U.S., leaps to the whole world first.But in objective terms, compared to the wires and cables industry of European and American areas, China is also still in situation strong greatly and not, and also there is very large gap with famous foreign electric wire brand.Especially there is very large deficiency in cryocable field, therefore relate to a kind of low temperature resistant cable of polyether polyurethane material that adopts necessary.
Summary of the invention
The technical problem that the utility model mainly solves is: provide the cable adopting polyether polyurethane material, the external sheath layer of polyether polyurethane material has excellent flexibility and lower temperature resistance, cable is made to have superior flexibility and lower temperature resistance, the setting of central branches support improves the resistance to compression mechanical performance of cable, and the good flame resistance of cable, long service life.
For solving the problems of the technologies described above, the utility model relates to cable and wire field, it is more particularly the cable adopting polyether polyurethane material, comprise external sheath layer, armour, copper woven shield, inner restrictive coating, inorganic filling material, central branches support, insulating barrier, screen, cable core and burning can ceramic isolating bars, the external sheath layer of polyether polyurethane material has excellent flexibility and lower temperature resistance, cable is made to have superior flexibility and lower temperature resistance, the setting of central branches support improves the resistance to compression mechanical performance of cable, and the good flame resistance of cable, long service life.
External sheath layer contacts with armour, and armour is positioned at the inside of external sheath layer.Armour contacts with copper woven shield, and copper woven shield is positioned at the inside of armour.Copper woven shield contacts with inner restrictive coating, and inner restrictive coating is positioned at the inside of copper woven shield.Inorganic filling material, central branches support, insulating barrier, screen, cable core and burning can all be arranged on the inside of inner restrictive coating by ceramic isolating bar.Insulating barrier contacts with screen, and screen is arranged on the inside of insulating barrier.Screen contacts with cable core, and cable core is positioned at the inside of screen.Insulating barrier has eight, and wherein two are one group and are oppositely arranged, and burning can be arranged between two relative insulating barriers by ceramic isolating bar.Separated by central branches support between four groups of insulating barriers.Inorganic filling material fills full inner restrictive coating, central branches support, insulating barrier and burning can space between ceramic isolating bar.Whole cable is symmetrical up and down, and symmetrical.
As the further optimization of the technical program, the utility model adopts the screen described in cable of polyether polyurethane material and cable core respectively to have eight, and burning can have four by ceramic isolating bar.
As the further optimization of the technical program, the utility model adopts the material of the external sheath layer described in cable of polyether polyurethane material to be EU.
As the further optimization of the technical program, the utility model adopts the material of the armour described in cable of polyether polyurethane material to be galvanized steel.
As the further optimization of the technical program, the utility model adopts the insulating layer material described in cable of polyether polyurethane material to be ethylene propylene diene rubber.
As the further optimization of the technical program, the utility model adopts the cross section of the cable core described in cable of polyether polyurethane material triangular in shape.
The beneficial effect of the cable of the utility model employing polyether polyurethane material is:
The utility model adopts the cable of polyether polyurethane material, the external sheath layer of polyether polyurethane material has excellent flexibility and lower temperature resistance, cable is made to have superior flexibility and lower temperature resistance, the setting of central branches support improves the resistance to compression mechanical performance of cable, and the good flame resistance of cable, long service life.
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 that the utility model adopts the cable of polyether polyurethane material.
In figure: external sheath layer 1; Armour 2; Copper woven shield 3; Inner restrictive coating 4; Inorganic filling material 5; Central branches support 6; Insulating barrier 7; Screen 8; Cable core 9; Burning can ceramic isolating bar 10.
Embodiment
Embodiment one:
Below in conjunction with Fig. 1, present embodiment is described, the utility model relates to cable and wire field, it is more particularly the cable adopting polyether polyurethane material, comprise: external sheath layer 1, armour 2, copper woven shield 3, inner restrictive coating 4, inorganic filling material 5, central branches support 6, insulating barrier 7, screen 8, cable core 9 and burning can ceramic isolating bars 10, the external sheath layer of polyether polyurethane material has excellent flexibility and lower temperature resistance, cable is made to have superior flexibility and lower temperature resistance, the setting of central branches support improves the resistance to compression mechanical performance of cable, and the good flame resistance of cable, long service life.
External sheath layer 1 contacts with armour 2, and armour 2 is positioned at the inside of external sheath layer 1.Armour 2 contacts with copper woven shield 3, and copper woven shield 3 is positioned at the inside of armour 2.Copper woven shield 3 contacts with inner restrictive coating 4, and inner restrictive coating 4 is positioned at the inside of copper woven shield 3.External sheath layer 1 protects cable inside not to be mechanically damaged and chemical corrosion, strengthens the mechanical strength of cable.Armour 2 strengthens the mechanical strengths such as the tensile strength of cable and compression strength, improves the anti-corrosion capability of cable, is conducive to the useful life extending cable.Copper woven shield 3 has the effect of shielded signal, avoids cable and generates electromagnetic waves in the energized state and produce interference to external world.Inner restrictive coating 4 pairs of cable internal structures have further protective effect.
Inorganic filling material 5, central branches support 6, insulating barrier 7, screen 8, cable core 9 and burning can all be arranged on the inside of inner restrictive coating 4 by ceramic isolating bar 10.Insulating barrier 7 contacts with screen 8, and screen 8 is arranged on the inside of insulating barrier 7.Screen 8 contacts with cable core 9, and cable core 9 is positioned at the inside of screen 8.Insulating barrier 7 has eight, and wherein two are one group and are oppositely arranged, and burning can be arranged between two relative insulating barriers 7 by ceramic isolating bar 10.Separated by central branches support 6 between four groups of insulating barriers 7.Inorganic filling material 5 fills full inner restrictive coating 4, central branches support 6, insulating barrier 7 and burning can space between ceramic isolating bar 10.Whole cable is symmetrical up and down, and symmetrical.Inorganic filling material 5, for the internal structure of attached cable, improves the mechanical strength of cable.Four groups of insulating barriers 7 are wrapped in inside by central branches support 6, effectively prevent cable to be subject to pounding pressure and bring injury to cable inside, be conducive to the mechanical strength improving cable.Insulating barrier 7 is spaced apart by each cable core 9 of cable inside, avoids contacting with each other between each cable core 9 causing accident.Screen 8 plays shielding action further, causes interference to external world when avoiding cable to work.Cable core 9 is cores of cable work, mainly plays conduction.Burning can have fire-retardant effect when cable meets accident fire by ceramic isolating bar 10, stops spreading further of fire.Symmetrical structure makes the construction of cable stablize, and mechanical strength is high.
Embodiment two:
Below in conjunction with Fig. 1, present embodiment is described, present embodiment is described further execution mode one, and described screen 8 and cable core 9 respectively have eight, and burning can have four by ceramic isolating bar 10.
Embodiment three:
Below in conjunction with Fig. 1, present embodiment is described, present embodiment is described further execution mode one, and the material of described external sheath layer 1 is EU, and EU has excellent pliability, lower temperature resistance and resistance to wear, make cable can normally work in the presence of a harsh environment.
Embodiment four:
Below in conjunction with Fig. 1, present embodiment is described, present embodiment is described further execution mode one, and the material of described armour 2 is galvanized steel, and galvanized steel compressive property is strong, contributes to the crushing resistance improving cable.
Embodiment five:
Below in conjunction with Fig. 1, present embodiment is described, present embodiment is described further execution mode one, and described insulating barrier 7 material is the good insulating of ethylene propylene diene rubber, ethylene propylene diene rubber, contributes to the insulating properties improving whole cable.
Embodiment six:
Below in conjunction with Fig. 1, present embodiment is described, present embodiment is described further execution mode one, and the cross section of described cable core 9 is triangular in shape, and because triangle has stability, leg-of-mutton cable core 9 contributes to the stability improving the construction of cable.
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. adopt the cable of polyether polyurethane material, comprising external sheath layer (1), armour (2), copper woven shield (3), inner restrictive coating (4), inorganic filling material (5), central branches support (6), insulating barrier (7), screen (8), cable core (9) and burning can ceramic isolating bar (10), it is characterized in that: external sheath layer (1) contacts with armour (2), and armour (2) is positioned at the inside of external sheath layer (1); Armour (2) contacts with copper woven shield (3), and copper woven shield (3) is positioned at the inside of armour (2); Copper woven shield (3) contacts with inner restrictive coating (4), and inner restrictive coating (4) is positioned at the inside of copper woven shield (3); Inorganic filling material (5), central branches support (6), insulating barrier (7), screen (8), cable core (9) and burning can all be arranged on the inside of inner restrictive coating (4) by ceramic isolating bar (10); Insulating barrier (7) contacts with screen (8), and screen (8) is arranged on the inside of insulating barrier (7); Screen (8) contacts with cable core (9), and cable core (9) is positioned at the inside of screen (8); Insulating barrier (7) has eight, and wherein two are one group and are oppositely arranged, and burning can be arranged between two relative insulating barriers (7) by ceramic isolating bar (10); Separated by central branches support (6) between four groups of insulating barriers (7); Inorganic filling material (5) is filled full inner restrictive coating (4), central branches support (6), insulating barrier (7) and burnt can space between ceramic isolating bar (10); Whole cable is symmetrical up and down, and symmetrical.
2. the cable of employing polyether polyurethane material according to claim 1, is characterized in that: described screen (8) and cable core (9) respectively have eight, and burning can have four by ceramic isolating bar (10).
3. the cable of employing polyether polyurethane material according to claim 1, is characterized in that: the material of described external sheath layer (1) is EU.
4. the cable of employing polyether polyurethane material according to claim 1, is characterized in that: the material of described armour (2) is galvanized steel.
5. the cable of employing polyether polyurethane material according to claim 1, is characterized in that: described insulating barrier (7) material is ethylene propylene diene rubber.
6. the cable of employing polyether polyurethane material according to claim 1, is characterized in that: the cross section of described cable core (9) is triangular in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520781381.1U CN204991230U (en) | 2015-10-10 | 2015-10-10 | Adopt cable of polyether polyurethane material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520781381.1U CN204991230U (en) | 2015-10-10 | 2015-10-10 | Adopt cable of polyether polyurethane material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204991230U true CN204991230U (en) | 2016-01-20 |
Family
ID=55125573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520781381.1U Expired - Fee Related CN204991230U (en) | 2015-10-10 | 2015-10-10 | Adopt cable of polyether polyurethane material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204991230U (en) |
-
2015
- 2015-10-10 CN CN201520781381.1U patent/CN204991230U/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: 20160120 Termination date: 20161010 |