CN207097476U - A kind of copper-clad aluminum alloy conductor heatproof wire - Google Patents
A kind of copper-clad aluminum alloy conductor heatproof wire Download PDFInfo
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- CN207097476U CN207097476U CN201720968834.0U CN201720968834U CN207097476U CN 207097476 U CN207097476 U CN 207097476U CN 201720968834 U CN201720968834 U CN 201720968834U CN 207097476 U CN207097476 U CN 207097476U
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Abstract
The utility model discloses a kind of copper-clad aluminum alloy conductor heatproof wire, including copper-clad aluminum alloy core arranged in parallel and the heat resistant plastice insulating barrier being separately positioned on the outside of described copper-clad aluminum alloy core, flameproof protection set is provided with the outside of described heat resistant plastice insulating barrier, described flameproof protection set includes being covered in the alkali-free glass wool cloth on the outside of described copper-clad aluminum alloy core, halogen-free anti-flaming polyolefin protective jacket is provided with outside described alkali-free glass wool cloth, make the described alkali-free glass wool cloth that is covered outside adjacent described heat resistant plastice insulating barrier mutually isolated filled with ceramic polyolefin between the described alkali-free glass wool cloth on the inside of described halogen-free anti-flaming polyolefin protective jacket.The defects of the utility model can be used in improving existing cable fire-proof poor performance, Stranded cable easily while burn.
Description
Technical field
Field of cables is the utility model is related to, specifically, refers to a kind of copper-clad aluminum alloy conductor heatproof wire.
Background technology
Existing fireproof cable generally sets halogen-free flameproof protective layer in outside, its internal multiply core is mutually wound,
Its structure is similar to common cable, and multiply multicore cable is in leading with " sheath " (i.e. cable crust)
Line, inside are that have the electric wire of more than one.When fire occurs, Exterior cable is heated, and cable inner insulation material is easily damaged
It is bad, easily interfered between adjacent cable, be filled with fibrous material inside existing cable, there is inflammability, sent out
Stranded cable can be burnt simultaneously during calamity of lighting a fire.
Utility model content
The purpose of this utility model is：A kind of copper-clad aluminum alloy conductor heatproof wire is provided, for improving existing electricity
The defects of cable fire protecting performance is poor, Stranded cable easily burns.
The technical solution adopted in the utility model is as follows：A kind of copper-clad aluminum alloy conductor heatproof wire, including be parallel to each other
The copper-clad aluminum alloy core of setting and the heat resistant plastice insulating barrier being separately positioned on the outside of described copper-clad aluminum alloy core, in institute
Flameproof protection set is provided with the outside of the heat resistant plastice insulating barrier stated, described flameproof protection set includes being covered in described copper cover aluminum
Alkali-free glass wool cloth on the outside of alloy core, halogen-free anti-flaming polyolefin protection is provided with outside described alkali-free glass wool cloth
Set, is filled with ceramic polyolefin between the described alkali-free glass wool cloth on the inside of described halogen-free anti-flaming polyolefin protective jacket
Make the described alkali-free glass wool cloth of covering outside adjacent described heat resistant plastice insulating barrier mutually isolated.
In summary, by adopting the above-described technical solution, the beneficial effects of the utility model are：
1. the utility model, by using copper-clad aluminum alloy core, the good electric conductivity and aluminium that can fully play copper are closed
The characteristics of gold is in light weight, the drawbacks of aluminium surface is oxidizable, contact resistance is big, and joint is difficult to connection is overcome again；
2. the utility model forms flameproof protection set by using alkali-free glass wool cloth and ceramic polyolefin, make outside cable
During portion's high temperature, internal ceramic polyolefin quickly crusts, and has the fireballing feature that crusts, very rigid, close due to crusting
It is real, it is possible to achieve to accomplish vertical self-extinguishment, and then avoid the copper-clad aluminum alloy core of inside from being damaged；
3. the utility model is mutually isolated by making multiply core so that ceramic polyolefin is formed after crust, each line
Between core independently of each other so that relative it will not be disturbed between each core, when single core is impaired, other cores are unaffected,
And then it is not easy the problem of cable is locally caused multiply core while is damaged occur.
Optionally, preferably to realize the utility model, outside described halogen-free anti-flaming polyolefin protective jacket covered with
Inorganic mineral insulation set.By using inorganic mineral insulation set, it is possible to increase integrally-built insulating properties, make it have higher
Security.
Optionally, preferably to realize the utility model, covered on described halogen-free anti-flaming polyolefin protective jacket outer wall
There are several iron wires, spiral groove, described iron wire are provided with described halogen-free anti-flaming polyolefin protective jacket outer wall
It is respectively embedded on the inside of corresponding described groove.By using iron wire structure, integrally-built flexibility can be strengthened, make its laying
Bending property is more preferable during circuit.
Optionally, preferably to realize the utility model, bellows is provided with the inside of described inorganic mineral insulation set,
The groove corresponding with described ripple pipe outer wall crest location is provided with described inorganic mineral insulation set inwall, it is described
The crest of ripple pipe outer wall be respectively embedded on the inside of corresponding described groove.By using bellows structure, it is possible to increase whole
The compressive property of body structure, while when outside is heated, can have heat-insulated effect, be favorably improved integrally-built fire resisting
Performance, also, utilize groove structure clamping bellows, it is possible to increase the stability of bellows, make it be not easy to shift.
Optionally, preferably to realize the utility model, copper strips, described copper strips are provided with the inside of described bellows
It is helically wound on described halogen-free anti-flaming polyolefin protective jacket outer wall, the spiral winding direction of described copper strips with it is described
Iron wire it is oppositely oriented.By setting copper strips, while its raising integrally-built fire protecting performance can be made, have preferably anti-
Tensile property.
Brief description of the drawings
The utility model will illustrate by example and with reference to the appended drawing, wherein：
Fig. 1 is the utility model internal structure schematic diagram；
Fig. 2 is the internal structure schematic diagram of the utility model embodiment 1.
Reference：101. copper-clad aluminum alloy core, 102. flameproof protection sets, 103. halogen-free anti-flaming polyolefin protective jackets,
104. heat resistant plastice insulating barrier, 105. iron wires, 106. inorganic mineral insulation sets, 107. bellowss, 108. copper strips, 201. alkali-free glass
Glass silk cloth, 202. ceramic polyolefin.
Embodiment
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive
Feature and/or step beyond, can combine in any way.
Fireproof cable, mainly there are UL fire-retardants cable and flame-retardant low-smoke halogen-free electricity using wider fire prevention cable at this stage
The major class of cable two.In order to ensure the safety of data, people be desirable to occur concrete on fire, can after have time enough in whole network
All data are steam again before paralysis, and they are transferred to safe place, the possibility that data are lost in is preferably minimized.It is existing
The construction of cable inside multiply core is mutually wound, can be compacter while to improve its tensile resistance,
During cable use, when cable is local by then, the multiply core in whole cable is heated to be concentrated, and Stranded cable can be by
Damage so that cable is scrapped, and device data is lost.
The utility model is elaborated with reference to Fig. 1.
The utility model for existing cable fire-proof performance is not high, be easily damaged the problem of, Stranded cable is carried out
Improve, disclose a kind of copper-clad aluminum alloy conductor heatproof wire, including copper-clad aluminum alloy core 101 arranged in parallel and point
The heat resistant plastice insulating barrier 104 in the described outside of copper-clad aluminum alloy core 101 is not arranged on, in described heat resistant plastice insulating barrier
Outside is provided with flameproof protection set 102, and described flameproof protection set 102 includes being covered in described copper-clad aluminum alloy core 101
The alkali-free glass wool cloth 201 in outside, halogen-free anti-flaming polyolefin protective jacket is provided with outside described alkali-free glass wool cloth 201
103, filled with ceramics between the described alkali-free glass wool cloth 201 of the described inner side of halogen-free anti-flaming polyolefin protective jacket 103
Changing polyolefin 202 makes the described alkali-free glass wool cloth 201 of covering outside adjacent described heat resistant plastice insulating barrier mutually isolated.This
In utility model, it is covered in using existing alkali-free glass wool cloth outside heat resistant plastice insulating barrier, makes multiply aluminium in copper alloy line
Core is mutually not in contact with each other, and is filled in using existing ceramic polyolefin inside halogen-free anti-flaming polyolefin protective jacket, gathers ceramic
Alkene is filled in the alkali-free glass wool cloth cortex outside of adjacent core.
In the utility model, copper-clad aluminum alloy core is that layers of copper is evenly coated on aluminium alloy core, by drawing, is made
Atoms at suitable temperatures metallurgical binding on copper, aluminium alloy interface, and the wire rod of an entirety is formed, it has fully played the excellent of copper
The characteristics of electric conductivity and aluminium alloy in light weight, overcome that aluminium surface is oxidizable, contact resistance is big again, joint is difficult to the disadvantage connected
End, it is a kind of excellence conductor material of high performance-price ratio.
Applicant tests finds, the application is using existing aluminium electric wire and the switch on wall of can well solving of copper-clad aluminum alloy
Copper-aluminium transition problem；Because the Kelvin effect of conductor, electric current is mainly from surface by the way that therefore same specification copper alloy has close to copper
Resistance value, its AC resistance, ampacity are better than copper in the case of same resistance, so as to which line loss is also lower than copper；This reality
Identical with copper with novel cuprum-cladding-aluminium alloy core and tin solderability, contact resistance is identical with copper；Compared to existing copper core material, sheet
Utility model (about the 40% of copper cash) in light weight, excellent cost performance, about 25% is reduced than copper electric wire cost；The utility model
Copper-clad aluminum alloy core is organic set of copper and aluminium alloy, and aluminium alloy has the creep resistance close to copper, while is drawn using cladding
Technique is pulled out, metallurgical binding is realized between copper and alloy, combines than copper-clad aluminum alloy and more closely consolidates, be not easy to be layered, layers of copper is compared often
Rule are thicker using electroplating technology copper-clad aluminum alloy, and electric conductivity is more preferable.
The application performs company standard Q/56070517-2.11-2016, and enterprise mark is in GB/T5023-2008, JB/
Write in the standard bases such as T8734-2012, GB/T29197-2012, GB/T19666-2005, and put on record in Bureau of Technical Supervision,
Technical parameter is not less than the requirement of upper national standard.
By covering alkali-free glass wool cloth outside heat resistant plastice insulating barrier, alkali-free glass wool cloth chemically stable can be utilized
The characteristics of property, electrical insulation capability, high intensity, integrally-built insulating properties are improved, make it have more preferable flameproof effect.Due to
Ceramic polyolefin is filled in utility model inside halogen-free anti-flaming polyolefin protective jacket, makes ceramic polyolefin by adjacent line
Core is mutually isolated, the characteristics of using ceramic polyolefin good fire-retardant oxygen barrier, good fire protecting performance is made it have, in outside
During generation fire, ceramic polyolefin can quickly crust, and formation is hard closely knit, is able to know that the effect of vertical self-extinguishment
Fruit, its crust form ceramic-like armour body, cellular fine holes can be formed in sintering process, play good fire insulation, it is heat-insulated,
The effect of thermal insulation, make its fire-protection rating higher.By being arranged on the halogen-free anti-flaming polyolefin protective case of outside, it meets fiery after-fume
Amount is few, and many poison gas and smog will not be produced without halogen, when cable burns in flame, so as to allow people in burning not
Very big injures and deaths can be caused, substantially increase the rate of surviving of people in a fire.
Because the utility model is not easy toxic smog occur when meeting fiery, make overall structure security more preferable, and adopt
With the space between the ceramic polyolefin filling Stranded cable with anti-flaming thermal-insulation, overall structure is set to produce armour when meeting fiery
Body, do not influence each other between adjacent stranded cable, make its security more preferable, because overall structure fire resistance is more preferable, accordingly
Fire protecting performance it is stronger.
Embodiment 1：
As shown in Fig. 2 in order to improve integrally-built fire resistance, in the present embodiment, it is preferable that hindered in described Halogen
Fire outside polyolefin protective jacket 103 covered with inorganic mineral insulation set 106.In the present embodiment, inorganic mineral insulation set is using existing
Protection structure made of some mineral insulation materials.It is covered in outside halogen-free anti-flaming polyolefin protective jacket, utilize
Its fire resisting, operation temperature height, long lifespan, explosion-proof, waterproof, machinery use the whole construction of cable to high, corrosion resistant feature is spent
It is safer.
Further, in the present embodiment, in order to improve integrally-built resistance to bend(ing) energy, in described halogen-free flameproof polyene
Covered with several iron wires 105 on the outer wall of hydrocarbon protective jacket 103, set on the described outer wall of halogen-free anti-flaming polyolefin protective jacket 103
There is spiral groove, described iron wire 105 is respectively embedded on the inside of corresponding described groove.By setting steel wire, make steel
Silk is covered on the inside of the groove outside halogen-free anti-flaming polyolefin protective jacket, steel wire is wound in the shape of a spiral so that integrally-built
Mechanical strength is higher, and resistance to bend(ing) can be more preferable, is less likely to be damaged or is broken when laying cable.
Embodiment 2：
The present embodiment improves integrally-built compressive property for convenience on the basis of embodiment 1, it is preferable that in institute
The inner side of inorganic mineral insulation set 106 stated is provided with bellows 107, covers in described inorganic mineral insulation and is set on 106 inwalls
There is the groove corresponding with the outer wall crest location of described bellows 107, the crest of the described outer wall of bellows 107 is respectively embedded into
On the inside of corresponding described groove.Bellows is connected to inorganic mineral insulation set inner side by using groove structure, make ripple
Pipe is not easy relative shift so that bellows stability is higher；When cable is acted on by external pressure, cable can have more
Good compressive property, it is not easy to due to being produced fracture by external pressure.
It is further preferred that in order to improve integrally-built mechanical strength, in the present embodiment, in described bellows 107
Inner side is provided with copper strips 108, and described copper strips 108 is helically wound in the described outer wall of halogen-free anti-flaming polyolefin protective jacket 103
On, the spiral winding direction of described copper strips 108 is oppositely oriented with described iron wire 105.By using helically wound
Copper strips, copper strips is covered in outside halogen-free anti-flaming polyolefin protective jacket, while isolation fireproof effect can be played, make entirety
The compressive property of structure is more preferable, also, in the present embodiment, it is in reverse-winding to make copper strips and steel wire so that integrally-built tension
It is higher to stretch performance, while does not interfere with integrally-built bending property, makes to be less likely to be damaged in its process of deployment, also, this reality
It is filled in new using copper strips between inorganic mineral insulation set and halogen-free anti-flaming polyolefin protective case, it is possible to increase overall structure
Puncture resistance, make its be not easy to cause because outer partial instantaneous force is excessive to puncture it is impaired.
Claims (5)
- A kind of 1. copper-clad aluminum alloy conductor heatproof wire, it is characterised in that：Including copper-clad aluminum alloy core arranged in parallel (101) and the heat resistant plastice insulating barrier (104) that is separately positioned on the outside of described copper-clad aluminum alloy core (101), described It is provided with flameproof protection set (102) on the outside of heat resistant plastice insulating barrier, described flameproof protection set (102) includes being covered in described Alkali-free glass wool cloth (201) on the outside of copper-clad aluminum alloy core (101), set outside described alkali-free glass wool cloth (201) There is halogen-free anti-flaming polyolefin protective jacket (103), the described alkali-free on the inside of described halogen-free anti-flaming polyolefin protective jacket (103) Make the institute of covering outside adjacent described heat resistant plastice insulating barrier between glass wool cloth (201) filled with ceramic polyolefin (202) The alkali-free glass wool cloth (201) stated is mutually isolated.
- A kind of 2. copper-clad aluminum alloy conductor heatproof wire according to claim 1, it is characterised in that：Hindered in described Halogen It is outside covered with inorganic mineral insulation set (106) to fire polyolefin protective jacket (103).
- A kind of 3. copper-clad aluminum alloy conductor heatproof wire according to claim 2, it is characterised in that：Hindered in described Halogen Fire on polyolefin protective jacket (103) outer wall covered with several iron wires (105), in described halogen-free anti-flaming polyolefin protective jacket (103) spiral groove is provided with outer wall, described iron wire (105) is respectively embedded on the inside of corresponding described groove.
- A kind of 4. copper-clad aluminum alloy conductor heatproof wire according to claim 3, it is characterised in that：In described inorganic ore deposit Bellows (107) is provided with the inside of thing insulation sleeve (106), be provided with described inorganic mineral insulation set (106) inwall with The corresponding groove of described bellows (107) outer wall crest location, the crest of described bellows (107) outer wall are respectively embedded into On the inside of corresponding described groove.
- A kind of 5. copper-clad aluminum alloy conductor heatproof wire according to claim 4, it is characterised in that：In described bellows (107) inner side is provided with copper strips (108), and described copper strips (108) is helically wound to be protected in described halogen-free anti-flaming polyolefin Cover on (103) outer wall, the spiral winding direction of described copper strips (108) is oppositely oriented with described iron wire (105).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720968834.0U CN207097476U (en) | 2017-08-04 | 2017-08-04 | A kind of copper-clad aluminum alloy conductor heatproof wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720968834.0U CN207097476U (en) | 2017-08-04 | 2017-08-04 | A kind of copper-clad aluminum alloy conductor heatproof wire |
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| CN207097476U true CN207097476U (en) | 2018-03-13 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108648873A (en) * | 2018-05-16 | 2018-10-12 | 孙淳杰 | A kind of cable |
| CN113096867A (en) * | 2021-03-09 | 2021-07-09 | 安徽渡江电缆集团有限公司 | Prevent trampling office computer cable |
-
2017
- 2017-08-04 CN CN201720968834.0U patent/CN207097476U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108648873A (en) * | 2018-05-16 | 2018-10-12 | 孙淳杰 | A kind of cable |
| CN113096867A (en) * | 2021-03-09 | 2021-07-09 | 安徽渡江电缆集团有限公司 | Prevent trampling office computer cable |
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