CN204204450U - Low-smoke halogen-free flame retardant lock armo aluminium alloy cable - Google Patents
Low-smoke halogen-free flame retardant lock armo aluminium alloy cable Download PDFInfo
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- CN204204450U CN204204450U CN201420503335.0U CN201420503335U CN204204450U CN 204204450 U CN204204450 U CN 204204450U CN 201420503335 U CN201420503335 U CN 201420503335U CN 204204450 U CN204204450 U CN 204204450U
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- aluminium alloy
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- lock armo
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Abstract
The utility model discloses a kind of low-smoke halogen-free flame retardant lock armo aluminium alloy cable, comprise the sheath integument of leading core and leading described in being arranged on outside core, leading core is that core led by aluminium alloy, sheath integument is lock armo layer, lead between core and lock armo layer at aluminium alloy and be provided with cross-linking radiation insulating barrier and low smoke and zero halogen inner covering, cross-linking radiation insulating barrier laminating aluminium alloy is led core and is arranged, low smoke and zero halogen inner covering is arranged near lock armo layer, packed layer is provided with between cross-linking radiation insulating barrier and low smoke and zero halogen inner covering, hollow circular tube is provided with between lock armo layer and low smoke and zero halogen inner covering, fire foam obturator is provided with in hollow circular tube.Structure of the present utility model is simple, and cost is lower, and can effectively improve insulation mechanical performance, stability in use is good, and when fire, fire foam obturator contacts with air and reaches self fire-extinguishing function concurrently, and improve usage safety performance to a certain extent, applicability is good.
Description
Technical field
The utility model belongs to field of cable technology, is specifically related to a kind of low-smoke halogen-free flame retardant lock armo aluminium alloy cable.
Background technology
Along with the raising of people's living standard, electric power network development rapidly, in electric power network, cable is part indispensable in electric power network, the cable of prior art adopts copper core mostly, and at copper core outer wrap insulating barrier and restrictive coating, although it can realize the conducting function of cable, but adopt copper core cost higher, and the percentage elongation of copper core and intensity all limited, the stability in use of cable can be affected to a certain extent, the copper core restrictive coating of prior art is when breaking out of fire simultaneously, the a large amount of cigarette of easy generation, be unfavorable for evacuating personnel, its corrosion resistance is poor simultaneously, limit the usability of cable to a certain extent, be difficult to the demand meeting market.
Summary of the invention
It is simple that the purpose of this utility model is to provide a kind of structure, and stability in use is good and cost of manufacture is lower, the low-smoke halogen-free flame retardant lock armo aluminium alloy cable that corrosion resistance is strong.
The technical scheme realizing the utility model object is a kind of low-smoke halogen-free flame retardant lock armo aluminium alloy cable, comprise the sheath integument of leading core and leading described in being arranged on outside core, described core of leading is that core led by aluminium alloy, described sheath integument is lock armo layer, lead between core and described lock armo layer at described aluminium alloy and be provided with cross-linking radiation insulating barrier and low smoke and zero halogen inner covering, described cross-linking radiation insulating barrier laminating aluminium alloy is led core and is arranged, described low smoke and zero halogen inner covering is arranged near lock armo layer, packed layer is provided with between described cross-linking radiation insulating barrier and low smoke and zero halogen inner covering, hollow circular tube is provided with between described lock armo layer and low smoke and zero halogen inner covering, fire foam obturator is provided with in described hollow circular tube.
Core led by described aluminium alloy is five, and described cross-linking radiation insulating barrier is fitted in the outside that core led by aluminium alloy respectively.
Be provided with center siphunculus in the center of described packed layer, in the siphunculus of described center, be provided with insulated sponge layer.
In described hollow circular tube and center siphunculus, be equipped with vertical sealing cut off flashboard body, described sealing cuts off flashboard body and fire foam obturator and insulated sponge layer sealing is separated in hollow circular tube and center siphunculus.
The utility model has positive effect: structure of the present utility model is simple, aluminium alloy is adopted to lead core, compare copper core cost lower, and percentage elongation and intensity better, adopt cross-linking radiation insulating barrier simultaneously, can effectively improve insulation mechanical performance, stability in use is good, adopt the environmental protection of low smoke and zero halogen inner sheath, when fire occurs, greatly reduce human injury, also be provided with hollow circular tube simultaneously, fire foam obturator is provided with in hollow circular tube, when fire, fire foam obturator contacts with air and reaches self fire-extinguishing function concurrently, improve usage safety performance to a certain extent, applicability is good, also be provided with center siphunculus in the center of packed layer simultaneously, and be equipped with vertical sealing partition flashboard body in hollow circular tube and center siphunculus, when normally using, sealing cuts off flashboard body by the foamed filler body parting seal in hollow circular tube and center siphunculus, effectively can improve stability in use and the useful life of foamed filler body, all can not discharge by foam-filled layer when cable disconnects, stability in use is good.
Accompanying drawing explanation
In order to make content of the present utility model be more likely to be clearly understood, below according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail, wherein:
Fig. 1 is cross-sectional structure cut-away view of the present utility model;
Fig. 2 is the vertical structure cut-away view of hollow circular tube in Fig. 1.
Embodiment
(embodiment 1)
Fig. 1 and Fig. 2 shows a kind of embodiment of the present utility model, and wherein Fig. 1 is cross-sectional structure cut-away view of the present utility model; Fig. 2 is the vertical structure cut-away view of hollow circular tube in Fig. 1.
See Fig. 1 and Fig. 2, a kind of low-smoke halogen-free flame retardant lock armo aluminium alloy cable, comprise the sheath integument of leading core and leading described in being arranged on outside core, described core of leading is that core 1 led by aluminium alloy, described sheath integument is lock armo layer 2, lead between core 1 and described lock armo layer 2 at described aluminium alloy and be provided with cross-linking radiation insulating barrier 3 and low smoke and zero halogen inner covering 4, described cross-linking radiation insulating barrier 3 aluminium alloy of fitting is led core 1 and is arranged, described low smoke and zero halogen inner covering 4 is arranged near lock armo layer 2, packed layer 5 is provided with between described cross-linking radiation insulating barrier 3 and low smoke and zero halogen inner covering 4, hollow circular tube 6 is provided with between described lock armo layer 2 and low smoke and zero halogen inner covering 4, fire foam obturator 7 is provided with in described hollow circular tube 6.Structure of the present utility model is simple, aluminium alloy is adopted to lead core, compare copper core cost lower, and percentage elongation and intensity better, adopt cross-linking radiation insulating barrier simultaneously, can effectively improve insulation mechanical performance, stability in use is good, adopt the environmental protection of low smoke and zero halogen inner sheath, when fire occurs, greatly reduce human injury, also be provided with hollow circular tube simultaneously, fire foam obturator is provided with in hollow circular tube, when fire, fire foam obturator contacts with air and reaches self fire-extinguishing function concurrently, improve usage safety performance to a certain extent, applicability is good.
Core 1 led by described aluminium alloy is five, and described cross-linking radiation insulating barrier 3 is fitted in the outside that core 1 led by aluminium alloy respectively.
Be provided with center siphunculus 8 in the center of described packed layer 5, in described center siphunculus 8, be provided with insulated sponge layer 9.
In described hollow circular tube 6 and center siphunculus 8, be equipped with vertical sealing cut off flashboard body 10, described sealing cuts off flashboard body 10 and fire foam obturator 7 and insulated sponge layer 9 sealing is separated in hollow circular tube 6 and center siphunculus 8.
Also be provided with center siphunculus in the center of packed layer simultaneously, and be equipped with vertical sealing partition flashboard body in hollow circular tube and center siphunculus, when normally using, sealing cuts off flashboard body by the foamed filler body parting seal in hollow circular tube and center siphunculus, effectively can improve stability in use and the useful life of foamed filler body, all can not discharge by foam-filled layer when cable disconnects, stability in use is good.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.And these belong to connotation of the present utility model the apparent change of extending out or variation still belong to protection range of the present utility model.
Claims (4)
1. a low-smoke halogen-free flame retardant lock armo aluminium alloy cable, comprise the sheath integument of leading core and leading described in being arranged on outside core, it is characterized in that: described in lead core be that core led by aluminium alloy, described sheath integument is lock armo layer, lead between core and described lock armo layer at described aluminium alloy and be provided with cross-linking radiation insulating barrier and low smoke and zero halogen inner covering, described cross-linking radiation insulating barrier laminating aluminium alloy is led core and is arranged, described low smoke and zero halogen inner covering is arranged near lock armo layer, packed layer is provided with between described cross-linking radiation insulating barrier and low smoke and zero halogen inner covering, hollow circular tube is provided with between described lock armo layer and low smoke and zero halogen inner covering, fire foam obturator is provided with in described hollow circular tube.
2. low-smoke halogen-free flame retardant lock armo aluminium alloy cable according to claim 1, it is characterized in that: core led by described aluminium alloy is five, described cross-linking radiation insulating barrier is fitted in the outside that core led by aluminium alloy respectively.
3. low-smoke halogen-free flame retardant lock armo aluminium alloy cable according to claim 2, is characterized in that: be provided with center siphunculus in the center of described packed layer, in the siphunculus of described center, be provided with insulated sponge layer.
4. low-smoke halogen-free flame retardant lock armo aluminium alloy cable according to claim 3, it is characterized in that: in described hollow circular tube and center siphunculus, be equipped with vertical sealing cut off flashboard body, described sealing cuts off flashboard body and fire foam obturator and insulated sponge layer sealing is separated in hollow circular tube and center siphunculus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420503335.0U CN204204450U (en) | 2014-09-03 | 2014-09-03 | Low-smoke halogen-free flame retardant lock armo aluminium alloy cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420503335.0U CN204204450U (en) | 2014-09-03 | 2014-09-03 | Low-smoke halogen-free flame retardant lock armo aluminium alloy cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204204450U true CN204204450U (en) | 2015-03-11 |
Family
ID=52662382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420503335.0U Expired - Fee Related CN204204450U (en) | 2014-09-03 | 2014-09-03 | Low-smoke halogen-free flame retardant lock armo aluminium alloy cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204204450U (en) |
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2014
- 2014-09-03 CN CN201420503335.0U patent/CN204204450U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20200903 |