CN204516458U - A kind of anti-extrusion rhombus cable - Google Patents
A kind of anti-extrusion rhombus cable Download PDFInfo
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- CN204516458U CN204516458U CN201520191172.1U CN201520191172U CN204516458U CN 204516458 U CN204516458 U CN 204516458U CN 201520191172 U CN201520191172 U CN 201520191172U CN 204516458 U CN204516458 U CN 204516458U
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- conductors
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- rhombus
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- cable
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Abstract
The utility model discloses a kind of anti-extrusion rhombus cable, comprise four first conductors, four second conductors and a central elastic bar, the equal diameters of the diameter of the first conductor, the diameter of the second conductor, central elastic bar, it is outer and all offset with central elastic bar that two first conductors, four second conductors are arranged on central elastic bar, wherein two second conductors offset, remaining two second conductors offset, and two first conductors are separately positioned on two to offseting with the second contiguous conductor between the second conductor offseted; Remaining two first conductors are symmetricly set on outside two groups of second conductors offseted and the second conductor offseted with two groups respectively offsets, it is the cable core of rhombus that four first conductors, four second conductors form cross section, at four first conductors, four second conductors outer coated aluminium foil lapping layer, cordage braid and external sheath layers successively.The utility model structure is simple, and anti-extrusion performance is good, improves 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 anti-extrusion 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 extruded environment, not only easily causes the extruding between cable and cable to cause cable core to misplace, but also easily causes the conductor in cable core to misplace, 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 anti-extrusion rhombus cable, structure is simple, and anti-extrusion performance is good, improves the useful life of cable.
A kind of anti-extrusion rhombus cable that the utility model proposes, comprise four first conductors, four second conductors and a central elastic bar, the equal diameters of the diameter of the first conductor, the diameter of the second conductor, central elastic bar, 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; It is outer and all offset with central elastic bar that two first conductors, four second conductors are arranged on central elastic bar, wherein two second conductors offset, remaining two second conductors offset, and two first conductors are separately positioned on two to offseting with the second contiguous conductor between the second conductor offseted; Remaining two first conductors are symmetricly set on outside two groups of second conductors offseted and the second conductor offseted with two groups respectively offsets, it is the cable core of rhombus that four first conductors, four second conductors form cross section, at four first conductors, four second conductors outer coated aluminium foil lapping layer, cordage braid and external sheath layers successively, four first conductors, four second conductors all offset with aluminium foil lapping layer.
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, the third through-hole along its circumference distribution is provided with in central elastic bar.
Preferably, from center elastic strip cross section, third through-hole is oval, the radial distribution of the long axis central elastic bar of third through-hole.
Preferably, it is the cable core of rhombus that four first conductors, four second conductors form cross section, and two first conductors are positioned on the major axis of rhombus, and remaining two first conductors are positioned on the minor axis of rhombus.
A kind of anti-extrusion rhombus cable that the utility model provides; first conductor, the second conductor all adopt elastic filler resilient coating to improve the anti-extrusion performance of conductor itself; the resilient coating of elastic filler is simultaneously equipped with the through hole arranged along its circumference; conductor is made to produce the space of deformation when being squeezed to protect core; it is the cable core of rhombus that four first conductors, four second conductors and a central elastic bar form cross section, thus forms rhombus cable.When rhombus cable distribution, compacter between cable and cable, the extruding between cable and cable can not cause cable to misplace, and central elastic bar ensures not misplace between the first conductor, the second conductor, make rhombus cable have excellent anti-extrusion performance, ensure electric power transfer.
Accompanying drawing explanation
Fig. 1 is the cross section structure schematic diagram of a kind of anti-extrusion 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 anti-extrusion rhombus cable that the utility model proposes.
With reference to Fig. 1, a kind of anti-extrusion 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, the diameter of the second conductor 2, the equal diameters of central elastic bar 3, first conductor 1 comprises the first core 11 and is coated on the overlapping lapping layer 12 of fire-resistant isinglass belt outside the first core 11 successively, first elastic filler resilient coating 13 and the first inner restrictive coating 14, first conductor 1 adopts and arrange the first elastic filler resilient coating 13 to improve the anti-extrusion 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, first through hole 15 can produce deformation space to protect the first core 11 when the first conductor 1 is squeezed, second conductor 2 comprises the second core 21 and is coated on the multilayer mineral band overlapping material lapping layer 22 outside the second core 21 successively, second elastic filler resilient coating 23, fire-retardant band lapping layer 24, stainless steel band armour 25 and the second inner restrictive coating 26, second conductor 2 arranges the second elastic filler resilient coating 23 to improve the anti-extrusion 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 core 21 when the second conductor 2 is squeezed.
Be provided with the third through-hole 31 along its circumference distribution in central elastic bar 3, from center elastic strip 3 cross section, third through-hole 31 is oval, the radial distribution of the long axis central elastic bar 3 of third through-hole 31.It is outer and all offset with central elastic bar 3 that two first conductors, 1, four second conductors 2 are arranged on central elastic bar 3, wherein two second conductors 2 offset, remaining two second conductors 2 offset, and two first conductors 1 are separately positioned on two to offseting with the second contiguous conductor 2 between the second conductor 2 offseted; Remaining two first conductors 1 are symmetricly set on outside two groups of second conductors 2 offseted and the second conductor 2 offseted with two groups respectively offsets, four first conductors, 1, four second conductors 2 form the cable core that cross section is rhombus, central elastic bar 3 is for providing shock-absorbing capacity when four first conductors, 1, four second conductors 2 are squeezed, and avoiding cable excessively to oppress can not restore; Two first conductors 1 are positioned on the major axis of rhombus, remaining two first conductors 1 are positioned on the minor axis of rhombus, all offset with aluminium foil lapping layer 4 at outer coated aluminium foil lapping layer 4, cordage braid 5 and external sheath layer 6, four first conductors 1, four second conductors 2 successively of four first conductors, 1, four second conductors 2.
The utility model adopts and four first conductors, 1, four second conductors 2 and a central elastic bar 3 is formed the cable core that cross section is rhombus, and coated aluminium foil lapping layer 4, cordage braid 5 and external sheath layer 6 form anti-extrusion rhombus cable successively outward at cable core.When connecting up, compacter between cable and cable, improve the withstand voltage properties between cable, avoid the extruding between cable and cause cable to misplace, ensure 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. an anti-extrusion rhombus cable, it is characterized in that, comprise four first conductors (1), four second conductors (2) and a central elastic bar (3), the equal diameters of the diameter of the first conductor (1), the diameter of the second conductor (2), 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, the first 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 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; Two first conductors (1), four second conductors (2) are arranged on central elastic bar (3) and also all offset with central elastic bar (3) outward, wherein two second conductors (2) offset, remaining two second conductors (2) offset, and two first conductors (1) are separately positioned on two to offseting with contiguous the second conductor (2) between the second conductor (2) offseted; Remaining two first conductors (1) are symmetricly set on two groups of the second conductor (2) outsides offseted and the second conductor (2) offseted with two groups respectively offsets, it is the cable core of rhombus that four first conductors (1), four second conductors (2) form cross section, at four first conductors (1), four second conductors (2) coated aluminium foil lapping layer (4), cordage braid (5) and external sheath layer (6) successively outward, four first conductors (1), four second conductors (2) all offset with aluminium foil lapping layer (4).
2. anti-extrusion 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. anti-extrusion 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. anti-extrusion 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. anti-extrusion rhombus cable according to claim 1, is characterized in that, is provided with the third through-hole (31) along its circumference distribution in central elastic bar (3).
6. anti-extrusion rhombus cable according to claim 5, it is characterized in that, from center elastic strip (3) cross section, third through-hole (31) is oval, the radial distribution of the long axis central elastic bar (3) of third through-hole (31).
7. anti-extrusion rhombus cable according to claim 1, it is characterized in that, it is the cable core of rhombus that four first conductors (1), four second conductors (2) form cross section, two first conductors (1) are positioned on the major axis of rhombus, and remaining two first conductors (1) are positioned on the minor axis of rhombus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520191172.1U CN204516458U (en) | 2015-03-31 | 2015-03-31 | A kind of anti-extrusion rhombus cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520191172.1U CN204516458U (en) | 2015-03-31 | 2015-03-31 | A kind of anti-extrusion rhombus cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204516458U true CN204516458U (en) | 2015-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520191172.1U Expired - Fee Related CN204516458U (en) | 2015-03-31 | 2015-03-31 | A kind of anti-extrusion rhombus cable |
Country Status (1)
| Country | Link |
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| CN (1) | CN204516458U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107316688A (en) * | 2017-06-23 | 2017-11-03 | 安徽华上电缆科技有限公司 | A kind of small bore power cable |
-
2015
- 2015-03-31 CN CN201520191172.1U patent/CN204516458U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107316688A (en) * | 2017-06-23 | 2017-11-03 | 安徽华上电缆科技有限公司 | A kind of small bore 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: 20150729 Termination date: 20160331 |