CN104795125A - Composite conductor, and data line and cable using composite conductor - Google Patents
Composite conductor, and data line and cable using composite conductor Download PDFInfo
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- CN104795125A CN104795125A CN201510233663.2A CN201510233663A CN104795125A CN 104795125 A CN104795125 A CN 104795125A CN 201510233663 A CN201510233663 A CN 201510233663A CN 104795125 A CN104795125 A CN 104795125A
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Abstract
The invention belongs to the technical field of conductors and cables, and particularly relates to a composite conductor. The composite conductor is composed of an inner conductor and an outer conductor coating the whole inner conductor, and is characterized in that the outer conductor is made of copper, the inner conductor is made of aluminium or alloy, the cross section of the inner conductor is circular, the outer edge of the cross section of the outer conductor is circular, the centre of the inner conductor and the centre of the outer conductor are superposed, and the ratio of the diameter of the inner conductor to the diameter of the outer conductor is greater than or equal to 0.75 and less than or equal to 0.80. The invention further discloses a data line and a cable using the composite conductor. The composite conductor disclosed by the invention has the beneficial technical effects of being light in weight, low in cost, low in electrical resistivity, low in transport cost, capable of keeping an acceptable temperature rise in case of long-time heavy load running, and the like; the data line disclosed by the invention has the beneficial technical effects of being high in conduction speed, light in weight, and the like; the cable disclosed by the invention has the beneficial technical effects of light weight, saving of transport cost, and the like.
Description
Technical field
The invention belongs to conductor and technical field of cables, especially relate to a kind of composite conductor, use the data wire of this composite conductor and cable.
Background technology
In prior art, the conductor major part used in data wire, cable is copper, and conductor has the problems such as Heavy Weight, material consumption are many, causes the problems such as Product transport cost is high, cost is high.
Summary of the invention
In order to solve the problem, an object of the present invention discloses a kind of composite conductor, and two of object of the present invention discloses the data wire and cable that use this composite conductor, and they realize by the following technical solutions.
In first embodiment of the present invention, a kind of composite conductor, it is by inner wire, is formed by the outer conductor that inner wire integral coating is lived; It is characterized in that the material of described outer conductor is copper, the material of inner wire is aluminium or alloy, the cross section of inner wire is circular, the cross section outer rim of outer conductor is circular, the center of inner wire and the center of outer conductor coincide, and the ratio of the diameter of inner wire and the diameter of outer conductor is more than or equal to 0.75 and is less than or equal to 0.80; When the material of described inner wire is alloy, the alloy material that described alloy is aluminium alloy or magnesium alloy or almag or is made up of following weight portion: 98.5 ~ 99.3 parts, aluminium, copper 0.3 ~ 0.4 part, silver 0.1 ~ 0.3 part, chromium 0.1 ~ 0.3 part, 0.1 ~ 0.3 part, magnesium, 0.1 ~ 0.2 part, zinc.
A kind of composite conductor described above, is characterized in that the ratio of the diameter of described inner wire and the diameter of outer conductor is 0.78.
In second embodiment of the present invention, a kind of composite conductor, it is by inner wire, is formed by the outer conductor that inner wire integral coating is lived; It is characterized in that the material of described outer conductor is copper, the material of inner wire is aluminium or alloy, the cross section of inner wire is rectangle, the cross section outer rim of outer conductor is circular, the center of inner wire and the center of outer conductor coincide, on arbitrary cross section of composite conductor: the rectangular area of inner wire is 55 ~ 65% of outer conductor outer rim circular area; When the material of described inner wire is alloy, the alloy material that described alloy is aluminium alloy or magnesium alloy or almag or is made up of following weight portion: 98.5 ~ 99.3 parts, aluminium, copper 0.3 ~ 0.4 part, silver 0.1 ~ 0.3 part, chromium 0.1 ~ 0.3 part, 0.1 ~ 0.3 part, magnesium, 0.1 ~ 0.2 part, zinc.
A kind of composite conductor described above, is characterized in that on arbitrary cross section of described enamelled wire: the rectangular area of inner wire is 60% of outer conductor outer rim circular area.
Embodiment 1 or a kind of composite conductor described in embodiment 2, when the material that it is characterized in that described inner wire is alloy, described alloy is aluminium alloy or magnesium alloy or almag.
In 3rd embodiment of the present invention, a kind of data wire, it comprises an embodiment 1 or the composite conductor described in embodiment 2, and described composite conductor is by inner wire, form the outer conductor that inner wire integral coating is lived; Insulating barrier is coated with at the outer extrusion molding of composite conductor.
In of the present invention 4th and the 5th embodiment, a kind of cable, include many insulated wires, and by restrictive coating that all insulated wires totally envelope, the insulating barrier that described insulated wire is coated on outside composite conductor by the composite conductor described in embodiment 1 or embodiment 2 and extrusion molding is formed, and composite conductor is by inner wire, form the outer conductor that inner wire integral coating is lived.
Composite conductor of the present invention have lightweight, cost is low, low-resistivity, low cost of transportation, long-term heavy service can keep the Advantageous Effects such as acceptable temperature rise; Data wire in the present invention has the Advantageous Effects such as conduction velocity is high, lightweight; Cable in the present invention have lightweight, save the Advantageous Effects such as cost of transportation.
Accompanying drawing explanation
Fig. 1 is section plane of structure structural representation of the invention process example 1.
Fig. 2 is section plane of structure structural representation of the invention process example 2.
Fig. 3 is section plane of structure structural representation of the invention process example 3.
Fig. 4 is section plane of structure structural representation of the invention process example 4.
Fig. 5 is section plane of structure structural representation of the invention process example 5.
Embodiment
embodiment 1 and embodiment 2 are embodiments of a kind of composite conductor in the present invention, and embodiment 3 is the embodiments of data wire using this composite conductor, put the embodiment that example 4 and embodiment 5 are the cables using composite conductor in fact.
embodiment 1
Ask for an interview Fig. 1, a kind of composite conductor, it is made up of inner wire 1, the outer conductor 2 of inner wire integral coating being lived; It is characterized in that the material of described outer conductor is copper, the material of inner wire is aluminium or alloy, the cross section of inner wire is circular, the cross section outer rim of outer conductor is circular, the center of inner wire and the center of outer conductor coincide, the ratio that the diameter of inner wire is d1, the diameter of outer conductor is d2, d1 and d2 is more than or equal to 0.75 and is less than or equal to 0.80.
A kind of composite conductor described above, is characterized in that the ratio of the diameter of described inner wire and the diameter of outer conductor is 0.78.
embodiment 2
Ask for an interview Fig. 2, a kind of composite conductor, it is made up of inner wire 1, the outer conductor 2 of inner wire integral coating being lived; It is characterized in that the material of described outer conductor is copper, the material of inner wire is aluminium or alloy, the cross section of inner wire is rectangle, the cross section outer rim of outer conductor is circular, the center of inner wire and the center of outer conductor coincide, on arbitrary cross section of composite conductor: the rectangular area of inner wire is 55 ~ 65% of outer conductor outer rim circular area.
A kind of composite conductor described above, is characterized in that on arbitrary cross section of described enamelled wire: the rectangular area of inner wire is 60% of outer conductor outer rim circular area.
A kind of composite conductor described above, when its inner wire is rectangular cross section, has and extrudes easily manufactured technique effect.
A kind of composite conductor described in above-mentioned arbitrary embodiment, when the material that it is characterized in that described inner wire is alloy, the alloy material that described alloy is aluminium alloy or magnesium alloy or almag or is made up of following weight portion: 98.5 ~ 99.3 parts, aluminium, copper 0.3 ~ 0.4 part, silver 0.1 ~ 0.3 part, chromium 0.1 ~ 0.3 part, 0.1 ~ 0.3 part, magnesium, 0.1 ~ 0.2 part, zinc.
The alloy of above-mentioned formula, owing to comprising a small amount of silver, therefore conductive effect improves greatly, owing to comprising the compositions such as copper, therefore very easily merges with outer conductor, and internal and external conductor interlayer phenomenon can not occur, and is conducive to improving electric conductivity and reducing temperature raising performance.
Composite conductor in embodiment 1 and embodiment 2, to cross test, its elongation at break >=35%, specified tensile strength >=250MPa, 20 DEG C of conductance≤0.0222 Ω m.
embodiment 3
Ask for an interview Fig. 3, and with reference to figure 1, a kind of data wire, it comprises the composite conductor described in an embodiment 1, and described composite conductor is made up of inner wire 1, the outer conductor 2 of inner wire integral coating being lived; Insulating barrier 4 is coated with at the outer extrusion molding of composite conductor.
Certainly, data wire described above, is characterized in that described composite conductor, can also be the composite conductor in embodiment 2.
Data wire described above, is characterized in that the thickness of described insulating barrier is 0.2 ~ 1.0mm.
Data wire described above, is characterized in that the material of described insulating barrier is polyvinyl chloride or low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or polytetrafluoroethylene.
embodiment 4
Ask for an interview Fig. 4, and with reference to figure 1, a kind of cable, include three insulated wires, and the restrictive coating 5 that all insulated wires are totally enveloped, the insulating barrier 4 that described insulated wire is coated on outside composite conductor by the composite conductor described in embodiment 1 and extrusion molding is formed, and composite conductor is made up of inner wire 1, the outer conductor 2 of inner wire integral coating being lived.
Certainly, cable described above, is characterized in that described composite conductor, can also be the composite conductor in embodiment 2.
Cable described above, is characterized in that described three composite conductors are tangent placements between two.
embodiment 5
Ask for an interview Fig. 5, and with reference to figure 1, a kind of cable, include four insulated wires, and the restrictive coating 5 that all insulated wires are totally enveloped, the insulating barrier 4 that described insulated wire is coated on outside composite conductor by the composite conductor described in embodiment 1 and extrusion molding is formed, and composite conductor is made up of inner wire 1, the outer conductor 2 of inner wire integral coating being lived.
Certainly, cable described above, is characterized in that described composite conductor, can also be the composite conductor in embodiment 2.
Cable described above, it is characterized in that described four composite conductors connect placement successively, adjacent composite conductor is tangent.
Certainly, embodiment 4 and the cable described in embodiment 5, is characterized in that the composite conductor in described restrictive coating can also be other many, as two, five etc.
Above-mentioned embodiment 4 or the cable described in embodiment 5, is characterized in that the thickness of described insulating barrier is 0.4 ~ 1.0mm.
Above-mentioned embodiment 4 or the cable described in embodiment 5, is characterized in that the material of described insulating barrier is polyvinyl chloride or low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or polytetrafluoroethylene.
Above-mentioned embodiment 4 or the cable described in embodiment 5, is characterized in that the thickness of described restrictive coating is 0.6 ~ 2.0mm.
Above-mentioned embodiment 4 or the cable described in embodiment 5, is characterized in that the material of described restrictive coating is polyvinyl chloride or low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or polytetrafluoroethylene.
Further, cable described above, is characterized in that described restrictive coating and insulating barrier are not identical materials; Be conducive to the stripping of cable like this, insulating barrier and restrictive coating can not adhesions.
In the present invention, a kind of composite conductor in embodiment 1, the ratio of the diameter of inner wire and the diameter of outer conductor is more than or equal to 0.75 and is less than or equal to 0.80, and the cross-sectional area being roughly equivalent to inner wire is 55 ~ 65% of the outer conductor outer rim area of a circle; When ratio is 0.78, the cross-sectional area of inner wire is about 60% of the outer conductor outer rim area of a circle, and through test, now the properties overall target of composite conductor is optimum, and resistivity is minimum, tensile strength is the highest, percentage elongation is best.
Composite conductor of the present invention have lightweight, cost is low, low-resistivity, low cost of transportation, long-term heavy service can keep the Advantageous Effects such as acceptable temperature rise; Data wire in the present invention has the Advantageous Effects such as conduction velocity is high, lightweight; Cable in the present invention have lightweight, save the Advantageous Effects such as cost of transportation.
The present invention is not limited to above-mentioned preferred forms, and should be appreciated that design of the present invention can be implemented to use by other various forms, they drop in protection scope of the present invention equally.
Claims (10)
1. a composite conductor, it is by inner wire, is formed by the outer conductor that inner wire integral coating is lived; It is characterized in that the material of described outer conductor is copper, the material of inner wire is aluminium or alloy, the cross section of inner wire is circular, the cross section outer rim of outer conductor is circular, the center of inner wire and the center of outer conductor coincide, and the ratio of the diameter of inner wire and the diameter of outer conductor is more than or equal to 0.75 and is less than or equal to 0.80; When the material of described inner wire is alloy, the alloy material that described alloy is aluminium alloy or magnesium alloy or almag or is made up of following weight portion: 98.5 ~ 99.3 parts, aluminium, copper 0.3 ~ 0.4 part, silver 0.1 ~ 0.3 part, chromium 0.1 ~ 0.3 part, 0.1 ~ 0.3 part, magnesium, 0.1 ~ 0.2 part, zinc.
2. a kind of composite conductor according to claim 1, is characterized in that the ratio of the diameter of described inner wire and the diameter of outer conductor is 0.78.
3. a composite conductor, it is by inner wire, is formed by the outer conductor that inner wire integral coating is lived; It is characterized in that the material of described outer conductor is copper, the material of inner wire is aluminium or alloy, the cross section of inner wire is rectangle, the cross section outer rim of outer conductor is circular, the center of inner wire and the center of outer conductor coincide, on arbitrary cross section of composite conductor: the rectangular area of inner wire is 55 ~ 65% of outer conductor outer rim circular area; When the material of described inner wire is alloy, the alloy material that described alloy is aluminium alloy or magnesium alloy or almag or is made up of following weight portion: 98.5 ~ 99.3 parts, aluminium, copper 0.3 ~ 0.4 part, silver 0.1 ~ 0.3 part, chromium 0.1 ~ 0.3 part, 0.1 ~ 0.3 part, magnesium, 0.1 ~ 0.2 part, zinc.
4. a kind of composite conductor according to claim 3, is characterized in that on arbitrary cross section of described enamelled wire: the rectangular area of inner wire is 60% of outer conductor outer rim circular area.
5. a data wire, is characterized in that it comprises a kind of composite conductor described in a claim 1 to claim 4 any one, and the outer extrusion molding of composite conductor is coated with insulating barrier.
6. a kind of data wire according to claim 5, is characterized in that the thickness of described insulating barrier is 0.2 ~ 1.0mm.
7., according to claim 5 or a kind of data wire according to claim 6, it is characterized in that the material of described insulating barrier is polyvinyl chloride or low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or polytetrafluoroethylene.
8. a cable, it is characterized in that it includes many insulated wires, and by the restrictive coating that all insulated wires totally envelope, the insulating barrier that described insulated wire is coated on outside composite conductor by a kind of composite conductor described in claim 1 to claim 4 any one and extrusion molding is formed.
9. a kind of cable according to claim 8, it is characterized in that the thickness of described insulating barrier is 0.4 ~ 1.0mm, the material of described insulating barrier is polyvinyl chloride or low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or polytetrafluoroethylene; The thickness of described restrictive coating is 0.6 ~ 2.0mm; The material of described restrictive coating is polyvinyl chloride or low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or polytetrafluoroethylene.
10. according to Claim 8 or a kind of cable according to claim 9, it is characterized in that described restrictive coating and insulating barrier are not identical materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510233663.2A CN104795125A (en) | 2015-05-10 | 2015-05-10 | Composite conductor, and data line and cable using composite conductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510233663.2A CN104795125A (en) | 2015-05-10 | 2015-05-10 | Composite conductor, and data line and cable using composite conductor |
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| Publication Number | Publication Date |
|---|---|
| CN104795125A true CN104795125A (en) | 2015-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510233663.2A Pending CN104795125A (en) | 2015-05-10 | 2015-05-10 | Composite conductor, and data line and cable using composite conductor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105896112A (en) * | 2016-04-18 | 2016-08-24 | 龚柱 | Connection column for reducing temperature rise at electrician busbar lap joint part |
-
2015
- 2015-05-10 CN CN201510233663.2A patent/CN104795125A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105896112A (en) * | 2016-04-18 | 2016-08-24 | 龚柱 | Connection column for reducing temperature rise at electrician busbar lap joint part |
| CN105896112B (en) * | 2016-04-18 | 2018-04-24 | 龚柱 | Reduce the connecting column of electrician's busbar lap-joint temperature rise |
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Application publication date: 20150722 |