CN204516408U - A kind of colliery rhombus cable - Google Patents
A kind of colliery rhombus cable Download PDFInfo
- Publication number
- CN204516408U CN204516408U CN201520188765.2U CN201520188765U CN204516408U CN 204516408 U CN204516408 U CN 204516408U CN 201520188765 U CN201520188765 U CN 201520188765U CN 204516408 U CN204516408 U CN 204516408U
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- conductors
- conductor
- cable
- bar
- central elastic
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Abstract
The utility model discloses a kind of colliery rhombus cable, comprise four first conductors, four second conductors and a central elastic bar, four first conductors are arranged on outside central elastic bar, wherein two first conductors are arranged on the major axis two ends of central elastic bar, remaining two first conductors are arranged on the minor axis two ends of central elastic bar, four second conductors are separately positioned between arbitrary neighborhood two first conductors, the first conductor that second conductor is adjacent is respectively by the first elastomeric isolation bar, second elastomeric isolation bar separates, four first conductors, four second conductors arrange around central elastic bar the cable core that Formation cross-section is rhombus, four first conductors, four second conductors all offset with central elastic bar, at the outer coated aluminium foil lapping layer successively of cable core, cordage braid and external sheath layer.The utility model resistance to compression, tension, antitorque effective, extend the useful life of cable.
Description
Technical field
The utility model relates to technical field of electric wires and cables, particularly relates to a kind of colliery rhombus cable.
Background technology
Cable normally forms by several or several groups of wires (often organizing at least two) are stranded around center, the similar rope of its shape, simultaneously outer cover height insulating barrier.Existing cable is almost circle, and when using in the environment that colliery is excavated, the extruding between cable and cable, stretching not only easily cause cable core to misplace, but also easily cause breaking of restrictive coating, affect electric power transfer.
Utility model content
In order to solve the technical problem existed in background technology, the utility model proposes a kind of colliery rhombus cable, resistance to compression, tension, antitorque effective, extend the useful life of cable.
A kind of colliery rhombus cable that the utility model proposes, comprise four first conductors, four second conductors and a central elastic bar, the first conductor comprises the first core and is coated on fire-resistant isinglass belt overlapping lapping layer, elastic filler resilient coating and the first inner restrictive coating outside the first core successively, second conductor comprises the second core and is coated on multi-layer fire-retarded band overlapping lapping layer, tincopper fuse wire braided armor and the second inner restrictive coating outside the second core successively, the cross section of central elastic bar is oval, four first conductors are arranged on outside central elastic bar, wherein two first conductors are arranged on the major axis two ends of central elastic bar, remaining two first conductors are arranged on the minor axis two ends of central elastic bar, four second conductors are separately positioned between arbitrary neighborhood two first conductors, the first conductor that second conductor is adjacent is respectively by the first elastomeric isolation bar, second elastomeric isolation bar separates, first conductor of the first elastomeric isolation bar and its both sides, second conductor offsets, first conductor of the second elastomeric isolation bar and its both sides, second conductor offsets, four first conductors, four second conductors arrange around central elastic bar the cable core that Formation cross-section is rhombus, four first conductors, four second conductors all offset with central elastic bar, at the outer coated aluminium foil lapping layer successively of cable core, cordage braid and external sheath layer, four first conductors, four second conductors offset with aluminium foil lapping layer respectively.
Preferably, from the cross section of cable core, the first elastomeric isolation bar, the second elastomeric isolation bar two ends offset with central elastic bar and aluminium foil lapping layer respectively.
Preferably, from the cross section of center elastic strip, be provided with in central elastic bar along its long axis direction and the first through hole of spaced set.
Preferably, centrally the specification of long axis direction from the center of center elastic strip to its both sides first through hole of elastic strip reduces gradually.
Preferably, from the cross section of center elastic strip, the first through hole is ellipse, and the minor axis of each the first through hole is positioned on the major axis of central elastic bar.
Preferably, be provided with the second through hole in external sheath layer, the second through hole and the first conductor in cable core, the second conductor is corresponding arranges.
Preferably, from the cross section of cable, the second through hole is ellipse, and the long axis aluminium foil lapping layer lapping direction of the second through hole is arranged.
A kind of colliery rhombus cable that the utility model provides, the cross section of the central elastic bar adopted is oval, wherein two first conductors are arranged on the major axis two ends of central elastic bar, remaining two first conductors are arranged on the minor axis two ends of central elastic bar, four second conductors are separately positioned between arbitrary neighborhood two first conductors, the first conductor that second conductor is adjacent is respectively by the first elastomeric isolation bar, second elastomeric isolation bar separates, first conductor of the first elastomeric isolation bar and its both sides, second conductor offsets, central elastic bar improves the resistance to compression of cable, tension and antitorque characteristic, through hole in central elastic bar for cable stressed time deformation space is provided, first elastomeric isolation bar, the second elastomeric isolation bar avoid cable to be stressed, the effect of pulling force and torsion and cause wearing and tearing between conductor, dislocation, the second through hole in external sheath layer improves the resistance to compression of cable jacket layer, tension and antitorque characteristic, extends the useful life of external sheath layer.
Accompanying drawing explanation
Fig. 1 is the cross section structure schematic diagram of a kind of colliery rhombus cable that the utility model proposes.
Embodiment
As shown in Figure 1, Fig. 1 is the cross section structure schematic diagram of a kind of colliery rhombus cable that the utility model proposes.
With reference to Fig. 1, a kind of colliery rhombus cable that the utility model proposes, comprise four first conductors, 1, four second conductors 2 and a central elastic bar 3, the diameter of the first conductor 1 is comparatively large compared with the diameter of the second conductor 2, and the first conductor 1 comprises the first core 11 and is coated on fire-resistant isinglass belt overlapping lapping layer 12, elastic filler resilient coating 13 and the first inner restrictive coating 14 outside the first core 11 successively; Elastic filler resilient coating 13 in first conductor 1 provides cushioning effect when the first conductor 1 is stressed; Second conductor 2 comprises the second core 21 and is coated on multi-layer fire-retarded band overlapping lapping layer 22, tincopper fuse wire braided armor 23 and the second inner restrictive coating 24 outside the second core 21 successively; The cross section of central elastic bar 3 is oval.
Four first conductors 1 are arranged on outside central elastic bar 3, wherein two first conductors 1 are arranged on the major axis two ends of central elastic bar 3, remaining two first conductors 1 are arranged on the minor axis two ends of central elastic bar 3, four second conductors 2 are separately positioned between arbitrary neighborhood two first conductors 1, the first conductor 1 that second conductor 2 is adjacent is respectively by the first elastomeric isolation bar 4, second elastomeric isolation bar 5 separates, first conductor 1 of the first elastomeric isolation bar 4 and its both sides, second conductor 2 offsets, first conductor 1 of the second elastomeric isolation bar 5 and its both sides, second conductor 2 offsets, four first conductors 1, four second conductors 2 arrange around central elastic bar 3 cable core that Formation cross-section is rhombus, four first conductors 1, four second conductors 2 all offset with central elastic bar 3, at the outer coated laminated aluminium foil lapping layer 6 successively of cable core, cordage braid 7 and external sheath layer 8, four first conductors 1, four second conductors 2 offset with laminated aluminium foil lapping layer 6 respectively.
In the utility model, the first conductor 1 that second conductor 2 is adjacent separates respectively by the first elastomeric isolation bar 4, second elastomeric isolation bar 5, central elastic bar 3 arranges the axle center place of cable core, from the cross section of center elastic strip 3, be provided with in central elastic bar 3 along its long axis direction and the first through hole 31 of spaced set, centrally the specification of long axis direction from the center of center elastic strip 3 to its both sides first through hole 31 of elastic strip 3 reduces gradually, first through hole 31 is ellipse, and the minor axis of each the first through hole 31 is positioned on the major axis of central elastic bar 3.In central elastic bar 3, the first through hole 31 improves resistance to compression tension of the present utility model and antitorque characteristic, extends the useful life of cable core.Meanwhile, conductor assumes diamond in shape setting in cable core, thus forms rhombus cable, when multi-cable connects up, saves wiring space, and improves the compactedness of wiring.
In the utility model, from the cross section of cable core, first elastomeric isolation bar 4, second elastomeric isolation bar 5 two ends offset with central elastic bar 3 and laminated aluminium foil lapping layer 6 respectively, and the first elastomeric isolation bar 4, second elastomeric isolation bar 5 avoids cable to be stressed, the effect of pulling force and torsion and cause wearing and tearing between conductor, dislocation.
In the utility model, in external sheath layer 8, be provided with that the second through hole 81, second through hole 81 is corresponding with the first conductor 1, second conductor 2 in cable core to be arranged.From the cross section of cable, the second through hole 81 is ellipse, and long axis laminated aluminium foil lapping layer 6 lapping direction of the second through hole 81 is arranged, and improves the resistance to compression of cable jacket layer 8, tension and antitorque characteristic, extends the useful life of external sheath layer 8.
The above; be only the utility model preferably embodiment; but protection range of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; be equal to according to the technical solution of the utility model and utility model design thereof and replace or change, all should be encompassed within protection range of the present utility model.
Claims (7)
1. a colliery rhombus cable, it is characterized in that, comprise four first conductors (1), four second conductors (2) and a central elastic bar (3), the first conductor (1) comprises the first core (11) and is coated on the overlapping lapping layer (12) of the first core (11) fire-resistant isinglass belt outward, elastic filler resilient coating (13) and the first inner restrictive coating (14) successively, second conductor (2) comprises the second core (21) and is coated on the overlapping lapping layer (22) of the second core (21) multi-layer fire-retarded band outward, tincopper fuse wire braided armor (23) and the second inner restrictive coating (24) successively, the cross section of central elastic bar (3) is oval, four first conductors (1) are arranged on central elastic bar (3) outward, wherein two first conductors (1) are arranged on the major axis two ends of central elastic bar (3), remaining two first conductors (1) are arranged on the minor axis two ends of central elastic bar (3), four second conductors (2) are separately positioned between arbitrary neighborhood two first conductors (1), the first conductor (1) that second conductor (2) is adjacent is respectively by the first elastomeric isolation bar (4), second elastomeric isolation bar (5) separates, first conductor (1) of the first elastomeric isolation bar (4) and its both sides, second conductor (2) offsets, first conductor (1) of the second elastomeric isolation bar (5) and its both sides, second conductor (2) offsets, four first conductors (1), four second conductors (2) arrange around central elastic bar (3) cable core that Formation cross-section is rhombus, four first conductors (1), four second conductors (2) all offset with central elastic bar (3), the outer coated aluminium foil lapping layer (6) successively of cable core, cordage braid (7) and external sheath layer (8), four first conductors (1), four second conductors (2) offset with aluminium foil lapping layer (6) respectively.
2. colliery according to claim 1 rhombus cable, it is characterized in that, from the cross section of cable core, the first elastomeric isolation bar (4), the second elastomeric isolation bar (5) two ends offset with central elastic bar (3) and aluminium foil lapping layer (6) respectively.
3. colliery according to claim 1 rhombus cable, is characterized in that, from the cross section of center elastic strip (3), is provided with along its long axis direction and first through hole (31) of spaced set in central elastic bar (3).
4. colliery according to claim 3 rhombus cable, is characterized in that, centrally the specification of long axis direction from the center of center elastic strip (3) to its both sides first through hole (31) of elastic strip (3) reduces gradually.
5. colliery according to claim 3 rhombus cable, it is characterized in that, from the cross section of center elastic strip (3), first through hole (31) is ellipse, and the minor axis of each the first through hole (31) is positioned on the major axis of central elastic bar (3).
6. colliery according to claim 1 rhombus cable, it is characterized in that, be provided with the second through hole (81) in external sheath layer (8), the second through hole (81) and the first conductor (1) in cable core, the second conductor (2) is corresponding arranges.
7. colliery according to claim 6 rhombus cable, it is characterized in that, from the cross section of cable, the second through hole (81) is ellipse, and long axis aluminium foil lapping layer (6) lapping direction of the second through hole (81) is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520188765.2U CN204516408U (en) | 2015-03-31 | 2015-03-31 | A kind of colliery rhombus cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520188765.2U CN204516408U (en) | 2015-03-31 | 2015-03-31 | A kind of colliery rhombus cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204516408U true CN204516408U (en) | 2015-07-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520188765.2U Expired - Fee Related CN204516408U (en) | 2015-03-31 | 2015-03-31 | A kind of colliery rhombus cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204516408U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111599522A (en) * | 2020-06-01 | 2020-08-28 | 崔亮 | Anti-distortion cable |
-
2015
- 2015-03-31 CN CN201520188765.2U patent/CN204516408U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111599522A (en) * | 2020-06-01 | 2020-08-28 | 崔亮 | Anti-distortion cable |
| CN111599522B (en) * | 2020-06-01 | 2021-07-02 | 广东广缆电缆实业有限公司 | Anti-distortion 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 |
Granted publication date: 20150729 Termination date: 20160331 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |