CN203787195U - Recyclable power cable - Google Patents
Recyclable power cable Download PDFInfo
- Publication number
- CN203787195U CN203787195U CN201420037619.5U CN201420037619U CN203787195U CN 203787195 U CN203787195 U CN 203787195U CN 201420037619 U CN201420037619 U CN 201420037619U CN 203787195 U CN203787195 U CN 203787195U
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- CN
- China
- Prior art keywords
- electric power
- power transmission
- wire
- copper
- steel
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a recyclable power cable. The recyclable power cable comprises three power transmission conducting wires, and the axes of the above three power transmission conducting wires are in triangular distribution. A plurality of power transmission auxiliary conducting wires are arranged in a gap among the three power transmission conducting wires, the power transmission conducting wires and the power transmission auxiliary conducting wires are wrapped by a polymerization material to form a linear body, and a shielding layer and a protective outer sheath are arranged at the periphery of the above linear body. Each power transmission conducting wire comprises a steel wire core located in the center and copper wires wrapping the steel wire core tightly in a tight winding manner, the shielding layer comprises a steel sleeve and a first copper wire braided net and a second copper wire braided net which are attached to the steel sleeve tightly from the two sides of the steel sleeve, and the first and second copper wire braided nets are formed by braiding fine copper wires and are attached to the steel sleeve tightly in a twisting manner. The recyclable power cable disclosed by the utility model is simple in structure, high in mechanical strength and strong in power transmission capability, and is easy to recycle the metal materials.
Description
Technical field
The utility model relates to power cable technical field, relates in particular to a kind of capable of recovering electric power cable and control method thereof.
Background technology
Because China's economy grows continuously and fast, cause supply of electric power very nervous, cause power infrastructures investment construction climax.At present, in electric power system, the general power cable that adopts is as electric power transfer part, in conventional electric power cable, general copper conductor or the aluminium conductor of adopting carries out electric power transfer, and wherein, the electric power transfer performance of copper conductor is better than aluminium conductor, but, China is the country of copper resource shortage, along with the cumulative year after year of cable copper consumption, causes copper valency fast rise.In order to reduce the consumption of copper, in prior art, extensively adopt copper-clad aluminum conductor or copper covered steel to replace pure copper wire, copper-clad aluminum conductor possesses the conductivity of copper and the little compound advantage of the density of aluminium simultaneously, and copper covered steel wire is by together with the high strength bond of the conductivity of copper and steel.But copper-clad aluminum conductor, copper covered steel wire exist copper aluminium, copper steel not easily separated, cause recycling difficulty, cause the significant wastage of resource.
Utility model content
In order to solve the technical problem existing in background technology, the utility model proposes a kind of capable of recovering electric power cable, realized the optimization to power cable structure, it is simple in structure, and metal material is easy to reclaim, and mechanical strength is high and power transmission capacity is strong.
A kind of capable of recovering electric power cable the utility model proposes, comprise three electric power transmission leads, the axis axis distribution triangular in shape of above-mentioned three electric power transmission leads, in the interstitial space forming between three electric power transmission leads, be provided with some electric power transfer pilot wires, electric power transmission lead and electric power transfer pilot wire are rolled into thread like body by polymeric material, the periphery of above-mentioned thread like body is provided with screen, and the periphery of screen is provided with protection overcoat; Electric power transmission lead comprises and is positioned at the steel wire core of heart portion and the tight copper wire of wrapped wire core, and copper wire is by the tight wrapped wire core of mode being closely wound around; Screen comprises steel bushing and the first proof copper-wire braided net from steel bushing both sides close attachment in steel bushing and the second proof copper-wire braided net, the first proof copper-wire braided net, the second proof copper-wire braided net be thin copper wire braiding form and by stranded mode close attachment on steel bushing.
Preferably, the quantity of electric power transfer pilot wire is 4.
Preferably, steel wire core is by many stranded the forming of steel wire.
In the utility model, adopt the axis axis of three electric power transmission leads three electric power transmission leads to be set to distribution triangular in shape, thereby utilize triangle stability principle, three electric power transmission leads are difficult for mobile, can effectively promote the mechanical strength of cable, electric power transmission lead adopts the tight wrapped wire core of copper wire to form, can be on the basis of the good conductivity of maintenance, obtain high strength, promote the tensile strength of cable; Electric power transfer pilot wire is set in the interstitial space forming between three electric power transmission leads, can be according to actual conditions, select different electric power transfer patterns: 1, when cable is used as three phase mains cable, using three electric power transmission leads as three-phase conductor, respectively as live wire, zero line and earth connection; 2, when cable is used as single phase poaer supply cable, two electric power transmission leads are communicated with in joint and form parallel line, meanwhile, all electric power transfer pilot wires and another root electric power transmission lead are communicated with to formation parallel line in joint, thereby can promote the ampacity of electric power transfer; In electric power transmission lead; the tight wrapped wire core of copper wire; in screen; the first proof copper-wire braided net and the project organization of the second proof copper-wire braided net close attachment on steel bushing; make when carrying out cable recovery; after protection overcoat and polymeric material are wiped out, can be easily that proof copper-wire braided net, steel bushing, copper wire, steel wire core is separated from one another, be beneficial to recycling.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of capable of recovering electric power cable that the utility model proposes.
Embodiment
As shown in Figure 1, Fig. 1 is the structural representation of a kind of capable of recovering electric power cable that the utility model proposes.
With reference to Fig. 1, a kind of capable of recovering electric power cable the utility model proposes, comprise three electric power transmission leads 1, the axis axis distribution triangular in shape of above-mentioned three electric power transmission leads 1, in the interstitial space forming between three electric power transmission leads 1, be provided with some electric power transfer pilot wires 2, electric power transmission lead 1 is rolled into thread like body with electric power transfer pilot wire 2 by polymeric material 3, and the periphery of above-mentioned thread like body is provided with screen 4, and the periphery of screen 4 is provided with protection overcoat 5; Electric power transmission lead 1 comprises and is positioned at the steel wire core 11 of heart portion and the tight copper wire 12 of wrapped wire core 11, and copper wire 12 is by the tight wrapped wire core 11 of mode being closely wound around, and wherein, steel wire core 11 is by many stranded the forming of steel wire; Screen 4 comprise steel bushing 42 and the first proof copper-wire braided net 41 from steel bushing 42 both sides close attachment in steel bushing 42 and the second proof copper-wire braided net 43, the first proof copper-wire braided nets 41, the second proof copper-wire braided net 43 for thin copper wire braiding form and by stranded mode close attachment on steel bushing 42.
In technique scheme, adopt the axis axis of three electric power transmission leads 1 three electric power transmission leads 1 to be set to distribution triangular in shape, thereby utilize triangle stability principle, three electric power transmission leads 1 are difficult for mobile, can effectively promote the mechanical strength of cable, electric power transmission lead 1 adopts the tight wrapped wire core 11 of copper wire 12 to form, can be on the basis of the good conductivity of maintenance, obtain high strength, promote the tensile strength of cable; In the interstitial space forming, electric power transfer pilot wire 2 is set between three electric power transmission leads 1, can be according to actual conditions, select different electric power transfer patterns: 1, when cable is used as three phase mains cable, using three electric power transmission leads 1 as three-phase conductor, respectively as live wire, zero line and earth connection; 2, when cable is used as single phase poaer supply cable, two electric power transmission leads 1 are communicated with in joint and form parallel line, simultaneously, all electric power transfer pilot wires 2 and another root electric power transmission lead 1 are communicated with to formation parallel line in joint, thereby can promote the ampacity of electric power transfer; In electric power transmission lead 1; the tight wrapped wire core 11 of copper wire 12; in screen 4; the first proof copper-wire braided net 41 and the project organization of the second proof copper-wire braided net 43 close attachment on steel bushing 42; make when carrying out cable recovery; after protection overcoat 5 and polymeric material 3 are wiped out, can be easily that the first proof copper-wire braided net 41, steel bushing 42, the second proof copper-wire braided net 43, copper wire 12, steel wire core 11 is separated from one another, be beneficial to recycling.
In specific design process, the quantity of electric power transfer pilot wire 2 is 4.
Under above-mentioned improvement design, the quantity of electric power transfer pilot wire 2 is designed to 4, can additionally obtain more electric power transfer patterns: 1, when cable is used as three phase mains cable and needs less ampacity, select three electric power transfer pilot wires 2 as three-phase conductor, respectively as live wire, zero line and earth connection; 2,, when cable is used as single phase poaer supply cable and needs less ampacity, can select two electric power transfer pilot wires 2 as live wire, zero line; 3, when cable is used as single phase poaer supply cable and needs less ampacity, four transmission pilot wires can be communicated with between two in joint, form parallel line, respectively as live wire, zero line, thereby obtain the larger ampacity of electric power transfer pattern in ratio the 2nd; Therefore, can further refinement electric power transfer pattern, improve the applicability under complicated instructions for use.
The above; it is only preferably embodiment of the utility model; but protection range of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; according to the technical solution of the utility model and utility model design thereof, be equal to replacement or changed, within all should being encompassed in protection range of the present utility model.
Claims (3)
1. a capable of recovering electric power cable, it is characterized in that, comprise three electric power transmission leads (1), the axis axis distribution triangular in shape of above-mentioned three electric power transmission leads (1), in the interstitial space forming between three electric power transmission leads (1), be provided with some electric power transfer pilot wires (2), electric power transmission lead (1) is rolled into thread like body with electric power transfer pilot wire (2) by polymeric material (3), the periphery of above-mentioned thread like body is provided with screen (4), and the periphery of screen (4) is provided with protection overcoat (5); Electric power transmission lead (1) comprises and is positioned at the steel wire core (11) of heart portion and the tight copper wire (12) of wrapped wire core (11), and copper wire (12) is by the tight wrapped wire core of mode (11) being closely wound around; Screen (4) comprises steel bushing (42) and the first proof copper-wire braided net (41) from steel bushing (42) both sides close attachment in steel bushing (42) and the second proof copper-wire braided net (43), the first proof copper-wire braided net (41), the second proof copper-wire braided net (43) for thin copper wire (12) braiding form and by stranded mode close attachment on steel bushing (42).
2. capable of recovering electric power cable according to claim 1, is characterized in that, the quantity of electric power transfer pilot wire (2) is 4.
3. capable of recovering electric power cable according to claim 1, is characterized in that, steel wire core (11) is by many stranded the forming of steel wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420037619.5U CN203787195U (en) | 2014-01-21 | 2014-01-21 | Recyclable power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420037619.5U CN203787195U (en) | 2014-01-21 | 2014-01-21 | Recyclable power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203787195U true CN203787195U (en) | 2014-08-20 |
Family
ID=51323356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420037619.5U Expired - Fee Related CN203787195U (en) | 2014-01-21 | 2014-01-21 | Recyclable power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203787195U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103794291A (en) * | 2014-01-21 | 2014-05-14 | 安徽国华电缆集团有限公司 | Recyclable power cable |
-
2014
- 2014-01-21 CN CN201420037619.5U patent/CN203787195U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103794291A (en) * | 2014-01-21 | 2014-05-14 | 安徽国华电缆集团有限公司 | Recyclable power cable |
| CN103794291B (en) * | 2014-01-21 | 2016-06-08 | 安徽国华电缆集团有限公司 | A kind of recovering electric power cable |
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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: 20140820 Termination date: 20170121 |