CN204516416U - A kind of stretch-proof rhombus cable - Google Patents
A kind of stretch-proof rhombus cable Download PDFInfo
- Publication number
- CN204516416U CN204516416U CN201520188789.8U CN201520188789U CN204516416U CN 204516416 U CN204516416 U CN 204516416U CN 201520188789 U CN201520188789 U CN 201520188789U CN 204516416 U CN204516416 U CN 204516416U
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- conductors
- conductor
- cable
- rhombus
- core
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Abstract
The utility model discloses a kind of stretch-proof rhombus cable, comprise two first conductors, two second conductors and four the 3rd conductors, two second conductors offset, two first conductors are symmetricly set on outside two the second conductors offseted, elastic buffering strip is equipped with between the second conductor that the first conductor and two offset, two first conductors, it is the cable core of rhombus that two second conductors form cross section, four the 3rd conductors are separately positioned on the first conductor, between second conductor and respectively with the first conductor, second conductor is tangent, at the outer coated aluminium foil lapping layer successively of cable core, cordage braid and external sheath layer, aluminium foil lapping layer respectively with two first conductors, two second conductors and four the 3rd conductors offset.The utility model structure is simple, and the stretch-proof performance of cable is good, extends the adaptation life-span of cable.
Description
Technical field
The utility model relates to technical field of electric wires and cables, particularly relates to a kind of stretch-proof 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, when using in the environment of Tensile, not only easily causes the stretching between cable and cable to cause cable core not restore, but also easily causes 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 stretch-proof rhombus cable, structure is simple, and the stretch-proof performance of cable is good, extends the adaptation life-span of cable.
A kind of stretch-proof rhombus cable that the utility model proposes, comprise two first conductors, two second conductors and four the 3rd conductors, the diameter of the first conductor and the equal diameters of the second conductor, the diameter of the first conductor, the second conductor is greater than the diameter of the 3rd conductor, and the first conductor comprises the first core and is coated on fire-resistant isinglass belt overlapping lapping layer, the first 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 multilayer mineral band overlapping material lapping layer, the second elastic filler resilient coating, fire-retardant band lapping layer, stainless steel band armour and the second inner restrictive coating outside the second core successively, 3rd conductor comprises the 3rd core and is coated on insulating barrier, screen and the 3rd inner restrictive coating outside the 3rd core successively, two second conductors offset, two first conductors are symmetricly set on outside two the second conductors offseted, elastic buffering strip is equipped with between the second conductor that the first conductor and two offset, two first conductors, it is the cable core of rhombus that two second conductors form cross section, four the 3rd conductors are separately positioned on the first conductor, between second conductor and respectively with the first conductor, second conductor is tangent, at the outer coated aluminium foil lapping layer successively of cable core, cordage braid and external sheath layer, aluminium foil lapping layer respectively with two first conductors, two second conductors and four the 3rd conductors offset.
Preferably, in the first elastic filler resilient coating, be provided with the first through hole along its circumference distribution, in the second elastic filler resilient coating, be provided with the second through hole along its circumference distribution.
Preferably, from the cross section of cable core, the first through hole is circular, and the second through hole is oval.
Preferably, the minor axis of the second through hole is along the radial distribution of the second conductor.
Preferably, be provided with the third through-hole arranged along its axis in elastic buffering strip, from the cross section of elastic buffering strip, the cross section of third through-hole is oval.
Preferably, from the cross section of cable, the major axis of third through-hole and the long axis normal of rhombus cable core, minor axis overlaps with the minor axis of rhombus cable core.
Preferably, it is the cable core of rhombus that two first conductors, two second conductors form cross section, and two first conductors are positioned on the major axis of cable core, and two second conductors are positioned on the minor axis of cable core.
A kind of stretch-proof rhombus cable that the utility model provides, the first elastic filler resilient coating in the first conductor, the second elastic filler resilient coating in the second conductor, improve the stretch-proof performance of the first conductor, the second conductor respectively; Two second conductors offset, two first conductors are symmetricly set on outside two the second conductors offseted, elastic buffering strip is equipped with between the second conductor that the first conductor and two offset, it is the cable core of rhombus that two first conductors, two second conductors form cross section, elastic buffering strip, when improving the stretch-proof performance of cable, ensures that each conductor in cable core can restore after the stretch to initial condition; When cable is by pulling force, the first conductor extrudes elastic buffering strip in the middle part of cable core, and the elliptical hole in elastic buffering strip improves the deformability of cable.
Accompanying drawing explanation
Fig. 1 is the cross section structure schematic diagram of a kind of stretch-proof 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 stretch-proof rhombus cable that the utility model proposes.
With reference to Fig. 1, a kind of stretch-proof rhombus cable that the utility model proposes, comprise two first conductors, 1, two second conductors 2 and four the 3rd conductors 3, the diameter of the first conductor 1 and the equal diameters of the second conductor 2, the diameter of the first conductor 1, second conductor 2 is greater than the diameter of the 3rd conductor 3, and the first conductor 1 comprises the first core 11 and is coated on overlapping lapping layer 12, the first elastic filler resilient coating 13 of fire-resistant isinglass belt outside the first core 11 and the first inner restrictive coating 14 successively, first conductor 1 adopts and arrange the first elastic filler resilient coating 13 to improve the stretch-proof performance of the first conductor 1 between the overlapping lapping layer 12 of fire-resistant isinglass belt and the first inner restrictive coating 14, the first through hole 15 along its circumference distribution is provided with in the first elastic filler resilient coating 13, the cross section of the first through hole 15 is circular, and the first through hole 15 can produce deformation space to protect the first conductor 1 when the first conductor 1 Tensile, second conductor 2 comprises the second core 21 and is coated on multilayer mineral band overlapping material lapping layer 22, the second elastic filler resilient coating 23 outside the second core 21, fire-retardant band lapping layer 24, stainless steel band armour 25 and the second inner restrictive coating 26 successively, second conductor 2 arranges the second elastic filler resilient coating 23 to improve the stretch-proof performance of the second conductor 2 between multilayer mineral band overlapping material lapping layer 22 and fire-retardant band lapping layer 24, stainless steel band armour 25 is not only protected the second elastic filler resilient coating 23 but also is made the second conductor 2 have shielding, the second through hole 27 along its circumference distribution is provided with in the second elastic filler resilient coating 23, the cross section of the second through hole 27 is oval, the minor axis of the second through hole 27 is along the radial distribution of the second conductor 2, second through hole 27 can produce deformation space to protect the second conductor 2 when the second conductor 2 Tensile, 3rd conductor 3 comprises the 3rd core 31 and is coated on insulating barrier 32, screen 33 and the 3rd inner restrictive coating 34 outside the 3rd core 31 successively.
Two second conductors 2 offset, two first conductors 1 are symmetricly set on outside two the second conductors 2 offseted, elastic buffering strip 4 is equipped with between the second conductor 2 that the first conductor 1 and two offset, two first conductors 1, two second conductors 2 form the cable core that cross section is rhombus, two first conductors 1 are positioned on the major axis of cable core, two second conductors 2 are positioned on the minor axis of cable core, four the 3rd conductors 3 are separately positioned on the first conductor 1, between second conductor 2 and respectively with the first conductor 1, second conductor 2 is tangent, at the outer coated laminated aluminium foil lapping layer 5 successively of cable core, cordage braid 6 and external sheath layer 7, laminated aluminium foil lapping layer 5 respectively with two first conductors 1, two second conductors 2 and four the 3rd conductors 3 offset, laminated aluminium foil lapping layer 5 makes cable have shielding character.Be provided with the third through-hole arranged along its axis in elastic buffering strip 4, from the cross section of elastic buffering strip 4, the cross section of third through-hole is oval.From the cross section of cable, the major axis of third through-hole and the long axis normal of rhombus cable core, minor axis overlaps with the minor axis of rhombus cable core.When cable Tensile, elastic buffering strip 4 produces deformation space to protect cable core, extends the useful life of cable core, and in the elastic filler resilient coating simultaneously in the first conductor 1, second conductor 2, through hole protects conductor to affect electric power transfer because of stretching further.
The utility model is when being applied in wiring scene, compacter between cable and cable, not only save wiring space, and improve the stretch-proof performance between cable, avoid the stretching of cable and cause the breaking of cable cover(ing), dislocation between cable and cable, ensureing electric power transfer.
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 stretch-proof rhombus cable, it is characterized in that, comprise two first conductors (1), two second conductors (2) and four the 3rd conductors (3), the diameter of the first conductor (1) and the equal diameters of the second conductor (2), first conductor (1), the diameter of the second conductor (2) is greater than the diameter of the 3rd conductor (3), 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 successively, first elastic filler resilient coating (13) and the first inner restrictive coating (14), second conductor (2) comprises the second core (21) and is coated on the second core (21) multilayer mineral band overlapping material lapping layer (22) outward, the second elastic filler resilient coating (23), fire-retardant band lapping layer (24), stainless steel band armour (25) and the second inner restrictive coating (26) successively, 3rd conductor (3) comprises the 3rd core (31) and is coated on the 3rd core (31) insulating barrier outward (32), screen (33) and the 3rd inner restrictive coating (34) successively, two second conductors (2) offset, two first conductors (1) are symmetricly set on two the second conductor (2) outsides offseted, elastic buffering strip (4) is equipped with between the second conductor (2) that the first conductor (1) and two offset, two first conductors (1), it is the cable core of rhombus that two second conductors (2) form cross section, four the 3rd conductors (3) are separately positioned on the first conductor (1), between second conductor (2) and respectively with the first conductor (1), second conductor (2) is tangent, the outer coated aluminium foil lapping layer (5) successively of cable core, cordage braid (6) and external sheath layer (7), aluminium foil lapping layer (5) respectively with two first conductors (1), two second conductors (2) and four the 3rd conductors (3) offset.
2. stretch-proof rhombus cable according to claim 1, it is characterized in that, in the first elastic filler resilient coating (13), be provided with the first through hole (15) along its circumference distribution, in the second elastic filler resilient coating (23), be provided with the second through hole (27) along its circumference distribution.
3. stretch-proof rhombus cable according to claim 2, is characterized in that, from the cross section of cable core, the first through hole (15) is circular, and the second through hole (27) is oval.
4. stretch-proof rhombus cable according to claim 3, is characterized in that, the minor axis of the second through hole (27) is along the radial distribution of the second conductor (2).
5. stretch-proof rhombus cable according to claim 1, is characterized in that, elastic buffering strip is provided with the third through-hole arranged along its axis in (4), and from the cross section of elastic buffering strip (4), the cross section of third through-hole is oval.
6. stretch-proof rhombus cable according to claim 5, is characterized in that, from the cross section of cable, the major axis of third through-hole and the long axis normal of rhombus cable core, minor axis overlaps with the minor axis of rhombus cable core.
7. stretch-proof rhombus cable according to claim 1, it is characterized in that, it is the cable core of rhombus that two first conductors (1), two second conductors (2) form cross section, two first conductors (1) are positioned on the major axis of cable core, and two second conductors (2) are positioned on the minor axis of cable core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520188789.8U CN204516416U (en) | 2015-03-31 | 2015-03-31 | A kind of stretch-proof rhombus cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520188789.8U CN204516416U (en) | 2015-03-31 | 2015-03-31 | A kind of stretch-proof rhombus cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204516416U true CN204516416U (en) | 2015-07-29 |
Family
ID=53714364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520188789.8U Expired - Fee Related CN204516416U (en) | 2015-03-31 | 2015-03-31 | A kind of stretch-proof rhombus cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204516416U (en) |
-
2015
- 2015-03-31 CN CN201520188789.8U patent/CN204516416U/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 |
Granted publication date: 20150729 Termination date: 20160331 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |