CN202905274U - Interlocking armour cable - Google Patents
Interlocking armour cable Download PDFInfo
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- CN202905274U CN202905274U CN 201220622794 CN201220622794U CN202905274U CN 202905274 U CN202905274 U CN 202905274U CN 201220622794 CN201220622794 CN 201220622794 CN 201220622794 U CN201220622794 U CN 201220622794U CN 202905274 U CN202905274 U CN 202905274U
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- cable
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- lock armo
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- alloy conductor
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Abstract
The utility model relates to a cable, and especially relates to an interlocking armour cable. The utility model belongs to the technical field of alloy power cables. The interlocking armour cable comprises a cable core, a taped covering (3) and an interlocking armour layer (4). The taped covering (3) wraps the cable core. The interlocking armour layer (4) is disposed outside the taped covering (3). The cable core is stranded and formed by three main cable cores (1-1). Each main cable core (1-1) is extruded with an insulating layer (2). Alloy conductors (1) of the main cable cores (1-1) are aluminium alloy conductors. With the above technical scheme, the interlocking armour cable is safe, high in reliability, and has good tensile strength and compressive property. Installation operation of the cable is easier, and saves time and labour.
Description
Technical field
The utility model relates to a kind of cable, particularly a kind of lock armo cable.The utility model belongs to alloy power cable technology field.
Background technology
Since nineteen sixty-eight, the U.S. just begins development and production alloy power cable, and begins to apply in countries such as the U.S., Canada, Mexico.The alloy power cable is mainly used in the construction projects such as airport, military base, office block, dwelling house, hotel, supermarket, universities and colleges, stadium, hospital, industrial building.So far the alloy power cable obtain American Architecture designer and electrical design teacher security performance with convenient the aspect such as lay consistent certainly and recommend.Began in 2008, aluminium alloy cable begins to use at Chinese Rapid Popularization, obtains the certainly consistent and favorable comment that the merchant is used in vast power engineering.
Alloy cable adopts the advanced technologies such as special impacted process and annealing in process.The alloy power cable has improved electric conductivity, bending property, creep-resistant property and the decay resistance etc. of cable, can guarantee that cable keeps continuous stable performance at long term overloading with when overheated.
China Patent Publication No. CN 202473351U discloses a kind of lock armo cable, and it comprises cable core and insulating barrier, and the skin of cable core is provided with wrapped mica tape, and insulating barrier is wrapped in the outside of cable core, the coated outside armour of insulating barrier.It is mainly not enough: only have wrapped mica tape to separate between each cable core, insulation effect is limited.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, provide a kind of have high fail safe, cost low, lightweight, time saving and energy saving lock armo cable is installed.
For realizing above-mentioned technical purpose, the utility model by the following technical solutions: a kind of lock armo cable, include cable core, lapping layer and lock armo layer, the wrapped cable core of lapping layer, lock armo layer are positioned at the lapping layer outside, wherein:
---described cable core consists of by three master cores are stranded;
---be extruded with insulating barrier on the single master core;
---the alloy conductor of master core is aluminium alloy conductor.
So, three stranded cable cores that form of master core can provide reliable and stable electric power; Insulating barrier on the master core provides reliable insulating properties, and makes between each master core and insulate; The conductance of aluminium alloy conductor is better than the fine aluminium standard, and the weight of aluminium alloy cable approximately is half of copper cable during identical ampacity, adopts aluminium alloy cable to replace copper cable, can alleviate cable weight, reduce installation cost, the wearing and tearing of minimizing equipment and cable make installment work lighter.The lock armo layer is so that cable itself namely has good tension, compressive property.
Further, described cable core also is provided with the by-pass core stranded with described master core; Be extruded with insulating barrier on the by-pass core; The alloy conductor of by-pass core is aluminium alloy conductor.
Further again, the number of described by-pass core is 1 or 2.
Further again, above-mentioned aluminium alloy conductor is 8000 series alloys conductors preferably.Above-mentioned lock armo layer is aluminum alloy strip interlocking armour preferably.
The structural design of by-pass core makes whole cable safer, reliable.
Further again, also be provided with oversheath, oversheath is positioned at the lock armo layer outside.Same, be provided with the aluminium alloy conductor 8000 series alloys conductors preferably in the lock armo cable of oversheath.Be provided with the lock armo layer aluminum alloy strip interlocking armour preferably in the lock armo cable of oversheath.
The structural design of oversheath can further be protected aforementioned cable core, lapping layer and lock armo layer.
Adopt the beneficial effect of 8000 series alloys conductors and aluminum alloy strip interlocking armour:
1, the utility model is take 8000 series alloys materials as aluminium alloy conductor, remedied the in the past deficiency of fine aluminium cable, electric conductivity, bending property, creep-resistant property and the decay resistance etc. of cable have been improved, can guarantee that cable keeps continuous stable performance at long term overloading with when overheated, solve simultaneously the problems such as the electrochemical corrosion of fine aluminium conductor, creep, thermal coefficient of expansion is low.
2, the utility model interlocking armouring has good tension, compressive property, and aluminum alloy strip interlocking armour does not have magnetic, can not produce eddy current effect; Perfect heat-dissipating, convenient direct mounting and installation; Disperse the side pressure performance good, the armouring smooth interior can not hurt insulation; Fire resistance is superior.
Description of drawings
Fig. 1 is the first structural representation of the present utility model;
Fig. 2 is the second structural representation of the present utility model;
Fig. 3 is the structural representation of part 4 among Fig. 1;
Fig. 4 is the sectional structure schematic diagram of Fig. 3.
Among the figure: 1, alloy conductor, 1-1, master core, 1-2, by-pass core, 2, insulating barrier, 3, lapping layer, 4, the lock armo layer, 5, oversheath.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
Embodiment one
As shown in Figure 1, a kind of lock armo cable includes cable core, lapping layer 3 and lock armo layer 4, wherein:
---cable core consists of by three master core 1-1 are stranded;
---be extruded with insulating barrier 2 on the single master core 1-1;
---the alloy conductor 1 of master core 1-1 is aluminium alloy conductor;
---lapping layer 3 wrapped above-mentioned cable cores, lock armo layer 4 is positioned at lapping layer 3 outsides.
Above-mentioned lock armo layer 4 is the interlocking armour as shown in Figure 3, Figure 4.
Certainly, for improving the performance of lock armo cable, the alloy conductor 1 of above-mentioned master core 1-1 is 8000 series alloys conductors preferably.Lock armo layer 4 is aluminum alloy strip interlocking armour preferably.
Embodiment two
As shown in Figure 1, a kind of lock armo cable includes cable core, lapping layer 3 and lock armo layer 4, wherein:
---three master core 1-1 and the above-mentioned cable core of the stranded formation of by-pass core 1-2;
---be extruded with insulating barrier 2 on the single master core 1-1, be extruded with equally insulating barrier 2 on the by-pass core 1-2;
---the alloy conductor 1 of master core 1-1 is aluminium alloy conductor, and same employing of the alloy conductor of by-pass core 1-2 is aluminium alloy conductor;
---lapping layer 3 wrapped above-mentioned cable cores, lock armo layer 4 is positioned at lapping layer 3 outsides.
Above-mentioned lock armo layer 4 is the interlocking armour as shown in Figure 3, Figure 4.
Same, for improving the performance of lock armo cable, the alloy conductor 1 of above-mentioned master core 1-1 is 8000 series alloys conductors preferably, and the alloy conductor of above-mentioned by-pass core 1-2 is 8000 series alloys conductors preferably.Lock armo layer 4 is aluminum alloy strip interlocking armour preferably.
Embodiment three
As shown in Figure 1, a kind of lock armo cable includes cable core, lapping layer 3 and lock armo layer 4, wherein:
---three master core 1-1 and two above-mentioned cable cores of the stranded formation of by-pass core 1-2;
---be extruded with insulating barrier 2 on the single master core 1-1, be extruded with equally insulating barrier 2 on the single by-pass core 1-2;
---the alloy conductor 1 of master core 1-1 is aluminium alloy conductor, and same employing of the alloy conductor of by-pass core 1-2 is aluminium alloy conductor;
---lapping layer 3 wrapped above-mentioned cable cores, lock armo layer 4 is positioned at lapping layer 3 outsides.
Above-mentioned lock armo layer 4 is the interlocking armour as shown in Figure 3, Figure 4.
In like manner, for improving the performance of lock armo cable, the alloy conductor 1 of above-mentioned master core 1-1 is 8000 series alloys conductors preferably, and the alloy conductor of above-mentioned by-pass core 1-2 is 8000 series alloys conductors preferably.Lock armo layer 4 is aluminum alloy strip interlocking armour preferably.
Embodiment four
As shown in Figure 2, a kind of lock armo cable of embodiment four is compared with embodiment one, two or three, and its difference is: set up oversheath 5 in above-mentioned lock armo layer 4 outside.So, generally the oversheath take plastics as raw material can provide to cable core, lapping layer 3 and the lock armo layer 4 of inside preferably protection.
In like manner, the equal 8000 series alloys conductors preferably of the aluminium alloy conductor among the embodiment four.Lock armo layer 4 among the embodiment four is aluminum alloy strip interlocking armour preferably.
The utility model is not limited to above-described embodiment, and the technical scheme that all employings are equal to or the equivalence replacement forms all falls into the protection range that the utility model requires.
Claims (8)
1. a lock armo cable includes cable core, lapping layer (3) and lock armo layer (4), and the wrapped cable core of lapping layer (3), lock armo layer (4) are positioned at lapping layer (3) outside, it is characterized in that:
---described cable core is by the stranded formation of three master cores (1-1);
---be extruded with insulating barrier (2) on the single master core (1-1);
---the alloy conductor (1) of master core (1-1) is aluminium alloy conductor.
2. lock armo cable according to claim 1 is characterized in that:
---described cable core also is provided with the by-pass core (1-2) stranded with described master core (1-1);
---be extruded with insulating barrier (2) on the by-pass core (1-2);
---the alloy conductor of by-pass core (1-2) is aluminium alloy conductor.
3. lock armo cable according to claim 2, it is characterized in that: the number of described by-pass core (1-2) is 1 or 2.
4. according to claim 1,2 or 3 described lock armo cables, it is characterized in that: described aluminium alloy conductor is 8000 series alloys conductors.
5. according to claim 1,2 or 3 described lock armo cables, it is characterized in that: described lock armo layer (4) is aluminum alloy strip interlocking armour.
6. according to claim 1,2 or 3 described lock armo cables, it is characterized in that: also be provided with oversheath (5), oversheath (5) is positioned at lock armo layer (4) outside.
7. lock armo cable according to claim 6, it is characterized in that: described aluminium alloy conductor is 8000 series alloys conductors.
8. lock armo cable according to claim 6, it is characterized in that: described lock armo layer (4) is aluminum alloy strip interlocking armour.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220622794 CN202905274U (en) | 2012-11-22 | 2012-11-22 | Interlocking armour cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220622794 CN202905274U (en) | 2012-11-22 | 2012-11-22 | Interlocking armour cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202905274U true CN202905274U (en) | 2013-04-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220622794 Expired - Lifetime CN202905274U (en) | 2012-11-22 | 2012-11-22 | Interlocking armour cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202905274U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103500607A (en) * | 2013-09-25 | 2014-01-08 | 江苏长远电缆有限公司 | Aluminum alloy high-temperature resistant power cable |
| CN103854789A (en) * | 2013-09-05 | 2014-06-11 | 安徽华源电缆集团有限公司 | Aluminum alloy cable special for frequency converter |
-
2012
- 2012-11-22 CN CN 201220622794 patent/CN202905274U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103854789A (en) * | 2013-09-05 | 2014-06-11 | 安徽华源电缆集团有限公司 | Aluminum alloy cable special for frequency converter |
| CN103500607A (en) * | 2013-09-25 | 2014-01-08 | 江苏长远电缆有限公司 | Aluminum alloy high-temperature resistant power cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130424 |