CN204010777U - A kind of fire-retardant power line and tool fixture thereof - Google Patents
A kind of fire-retardant power line and tool fixture thereof Download PDFInfo
- Publication number
- CN204010777U CN204010777U CN201420291729.4U CN201420291729U CN204010777U CN 204010777 U CN204010777 U CN 204010777U CN 201420291729 U CN201420291729 U CN 201420291729U CN 204010777 U CN204010777 U CN 204010777U
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- Prior art keywords
- power line
- fire
- retardant
- extrusion
- triangle
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The utility model is applicable to power line manufacture technology field, a kind of fire-retardant power line and tool fixture thereof are provided, fire-retardant power line comprises many heart yearns and high flame retardant serving, every heart yearn comprises conductor, insulating barrier, nonwoven layer and braid, conductor forms by silver-plated alloyed copper wire is stranded, many heart yearn axially parallel arranges, and distribution triangular in shape in its cross-sectional direction, and the cross section of high flame retardant serving is triangular in shape.Tool fixture comprises inlet wire mould and extrusion head, has the through hole of a plurality of distributions triangular in shape on inlet wire mould, and extrusion head comprises triangle extrusion internal mold and the triangle extrusion external mold that has material guide hole.Fire-retardant power line of the present utility model has the advantages such as weatherability, anti-aging, high flame retardant, fire protecting performance be strong; Meanwhile, the cross section of the high flame retardant serving of said power is triangular in shape, has good stability, and the wiring of being convenient to power line is installed with fixing.
Description
Technical field
The utility model belongs to power line manufacture technology field, relates in particular to a kind of fire-retardant power line and tool fixture thereof.
Background technology
Application and development along with electrical equipment, the vehicles, household electrical appliance and construction wiring technique, people are increasing to the demand of power line, and require also more and more highlyer, existing power line flameproof effect conductor poor and that it is inner is easily oxidized, be not easy to install and fixing simultaneously.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of fire-retardant power line, is intended to solve power line flameproof effect of the prior art conductor poor and that it is inner and is easily oxidized, and is not easy to install and fixing problem.
Another technical problem to be solved in the utility model is to provide a kind of tool fixture of described fire-retardant power line.
The utility model is to realize like this, a kind of fire-retardant power line, the high flame retardant serving that comprises many heart yearns and coated described many heart yearns, heart yearn described in each comprises conductor and is coated successively from inside to outside insulating barrier, nonwoven layer and the braid of described conductor, described conductor forms by silver-plated alloyed copper wire is stranded, described many heart yearn axially parallels arrange, and distribution triangular in shape in its cross-sectional direction, and the cross section of described high flame retardant serving is triangular in shape.
Further, described high flame retardant serving is formed by the PVC material manufacture that is added with fire retardant.
Further, described insulating barrier is formed by silastic material manufacture.
Further, the nonwoven fabrics that described nonwoven layer is high flame retardant.
Further, described braid is formed by elastomeric high-temperature-resistant inorganic fibre manufacture.
A kind of tool fixture of above-mentioned fire-retardant power line, comprise inlet wire mould and extrusion head, on described inlet wire mould, be provided with the through hole of a plurality of distributions triangular in shape, described extrusion head comprises triangle extrusion internal mold and triangle extrusion external mold, described triangle extrusion internal mold is embedded in described triangle extrusion external mold, in described extrusion internal mold, be provided with triangle material guide hole, in described extrusion external mold, be provided with triangle material guide hole, the triangle material guide hole on described extrusion internal mold and extrusion external mold is interconnected.
Further, described tool fixture also comprised wire carrier and outgoing line guide wheel, and described wire carrier, inlet wire mould, extrusion head and the outgoing line guide wheel crossed connects successively.
Further, on described outgoing line guide wheel, be provided with the V-shaped annular groove of cross section.
The utility model compared with prior art, beneficial effect is: many heart yearns of fire-retardant power line of the present utility model are coated by the serving of high flame retardant, the conductor of many heart yearns forms by silver-plated alloyed copper wire is stranded, and conductor is coated with insulating barrier, nonwoven layer and braid from inside to outside successively, thereby make said power there is the advantages such as weatherability, anti-aging, high flame retardant, fire protecting performance be strong; Meanwhile, the cross section of the high flame retardant serving of said power is triangular in shape, has good stability, and the wiring of being convenient to power line is installed with fixing.
Accompanying drawing explanation
Fig. 1 is the perspective view of fire-retardant power line one preferred embodiment in the utility model.
Fig. 2 is the schematic diagram of the cross section of power line shown in Fig. 1.
Fig. 3 is the perspective view after power line shown in Fig. 1 is connected with plug.
Fig. 4 is the preparation facilities schematic diagram of power line shown in Fig. 1.
Fig. 5 is the schematic diagram of the tool fixture in Fig. 4.
Fig. 6 is the perspective view of the extrusion head in Fig. 5.
Fig. 7 is longitudinal cross-sectional schematic of Fig. 6.
Fig. 8 is the extrusion internal mold perspective view of the head of extrusion shown in Fig. 6.
Fig. 9 is that the master of the inlet wire mould in Fig. 5 looks schematic diagram.
Embodiment
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figures 1 and 2, be a preferred embodiment of fire-retardant power line in the utility model, this power line 100 comprises the high flame retardant serving 2 of many heart yearns 1 and coated many heart yearns 1.Each heart yearn 1 comprises conductor 11 and the insulating barrier 12 of coating conductor 11, nonwoven layer 13 and braid 14 successively from inside to outside.Conductor 11 is by stranded the forming of some silver-plated alloyed copper wires, many heart yearn 1 axially parallel settings, and distribution triangular in shape in its cross-sectional direction, and the cross section of high flame retardant serving 2 is triangular in shape.
Particularly, above-mentioned insulating barrier 12 is formed by silastic material manufacture, the nonwoven fabrics that nonwoven layer 13 is high flame retardant, and braid 14 is formed by elastomeric high-temperature-resistant inorganic fibre manufacture.Above-mentioned high flame retardant serving 2 is formed by the PVC material manufacture that is added with fire retardant.
The present embodiment adopts silver-plated alloyed copper to do conductor 11, has overcome the corrosivity of resistance to insulating material to conductor 11, prevents the oxidation of copper layer, improves the mechanical strength of electric conductivity and power line, can be convenient to processing welding, more can extend the useful life of power line simultaneously.
Adopt silicon rubber to do insulating barrier 12, make the long-term permission operating temperature range of power line be :-80～180 ℃, meanwhile, silicon rubber has high-fire resistance very, excellent cold resistance and good electrical insulation capability, makes power line when temperature and frequency change or the time of tide of being subject to still can steady operation.In addition, silicon rubber has superior resistance to corona and arc resistance energy, has less water absorption and good mildew resistance and thermal conductivity, and particularly soft, is convenient to install; Odorless, tasteless, without physiology, poison, health is not had to harmful effect, guaranteed the fail safe of power line.
Adopt nonwoven layer 13 isolation of high flame retardant, can make power line possess high flame retardant, anti-melting, a small amount of flue gas, do not discharge poison gas, have after go out effect, carbonization can maintain the original state, moisture absorption, the feature such as ventilative, soft, elasticity is lasting.In addition, adopt the nonwoven layer 13 of high flame retardant each heart yearn 1 isolation can be reduced to the stress of the phase mutual friction between heart yearn 1, meanwhile, also can protect its insulation fire protecting performance.
Braid 14 isolation that adopt high-temperature-resistant inorganic fibre to make, both the advantages such as power line possesses fire-retardant, anti-corruption, heat insulation, sound-proofing good, tensile strength is high, electrical insulating property is good can have been made, again can be the nonwoven layer of internal layer 13 is fastening, not loose, be not shifted, meet the key property of power line.
Adopt high flame retardant PVC as serving, in the time of can making power line be difficult for catching fire or catch fire, be only confined in a point range, not produce and spread, the occasion that is applicable to fire resistance to have relatively high expectations.
Many the heart yearns 1 of the fire-retardant power line 100 of triangle in the present embodiment are coated by the serving 2 of high flame retardant, the conductor 11 of many heart yearns 1 forms by silver-plated alloyed copper wire is stranded, and conductor 11 is coated with insulating barrier 12, nonwoven layer 13 and braid 14 from inside to outside successively, thereby make said power there is the advantages such as weatherability, anti-aging, high flame retardant, fire protecting performance be strong; Meanwhile, the cross section of the high flame retardant serving 2 of said power is triangular in shape, has good stability, and the wiring of being convenient to power line is installed with fixing.Further, refer to Fig. 3, in the present embodiment, heart yearn 1 quantity is three, three heart yearn 1 distributions triangular in shape in its cross-sectional direction, can coordinate with three contacts 201 on plug 200 well, thereby can be convenient to plug 200 processing separated times and the connection of line position polarity.
As shown in Figure 4, the preparation facilities of the fire-retardant power line 100 of above-mentioned triangle comprises actinobacillus device 500, the first spark machine 600, mistake powder machine 700, triangle tool fixture 400, external diameter tester 800, inker 900, bosh 1000, traction wheel 1100, the second spark machine 1200 and the take-up 1300 connecting successively.Wherein, actinobacillus device 500, the first spark machine 600, mistake powder machine 700, external diameter tester 800, inker 900, bosh 1000, traction wheel 1100, the second spark machine 1200 and take-up 1300 all can adopt prior art, therefore, do not repeat them here its concrete structure.
Please together consult Fig. 5 to Fig. 9, this tool fixture 400 comprises wire carrier 401, inlet wire mould 402, extrusion head 403, the charging basket 404 being communicated with extrusion head 403, outgoing line guide wheel 405 and the bosh 406 excessively connecting successively.On inlet wire mould 402, be provided with the through hole 4021 of a plurality of distributions triangular in shape.In extrusion head 403, comprise triangle extrusion internal mold 4031 and triangle extrusion external mold 4032, triangle extrusion internal mold 4031 is embedded in triangle extrusion external mold 4032.In extrusion internal mold 4031, be provided with triangle material guide hole 40311; In extrusion external mold 4032, be provided with triangle material guide hole 40321, triangle material guide hole 40311 is interconnected with triangle material guide hole 40321; The plastics of high flame resistance (for example PVC material) are positioned in charging basket 404, can enter extrusion head 403 by charging basket 404.The V-shaped annular groove (not shown) of cross section can be set, to coordinate better the profile of the fire-retardant power line 100 of silver-plated alloyed copper triangle to complete the function of guiding on outgoing line guide wheel 405.
The preparation method of the fire-retardant power line 100 of above-mentioned triangle, comprises the following steps:
A, to select some diameters be that the highly purified silver-plated alloyed copper wire of 0.12mm is stranded by certain lay and certain direction, makes many strip conductors 11;
B, employing silicon rubber squeeze out respectively the insulating barrier 12 of different colours (be three kinds of colors in the present embodiment, be respectively blue, brown, Huang/green) at the outer surface of many strip conductors 11;
C, respectively in the nonwoven layer 13 of the wrapped high flame retardant in the outside of insulating barrier 12;
D, respectively at outer surface braiding high resiliency, the resistant to elevated temperatures inorganic fibre mat 14 of nonwoven layer 13, make many heart yearns 1.E, by the parallel placement of many heart yearns 1, and make many heart yearns 1 distribution triangular in shape in its cross-sectional direction; By actinobacillus device 500, make many heart yearns 1 successively after spark machine 600, mistake powder machine 700, triangle tool fixture 400, in outer peripheral edges extrusion one deck serving 2 of many heart yearns 1, and then pass through successively external diameter tester 800, inker 900, bosh 1000, traction wheel 1100, spark machine 1200 and take-up 1300, complete the making of the fire-retardant power line 100 of silver-plated alloyed copper triangle.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection range of the present utility model.
Claims (8)
1. a fire-retardant power line, it is characterized in that, the high flame retardant serving that comprises many heart yearns and coated described many heart yearns, heart yearn described in each comprises conductor and is coated successively from inside to outside insulating barrier, nonwoven layer and the braid of described conductor, described conductor forms by silver-plated alloyed copper wire is stranded, described many heart yearn axially parallels arrange, and distribution triangular in shape in its cross-sectional direction, and the cross section of described high flame retardant serving is triangular in shape.
2. fire-retardant power line as claimed in claim 1, is characterized in that, described high flame retardant serving is formed by the PVC material manufacture that is added with fire retardant.
3. fire-retardant power line as claimed in claim 1, is characterized in that, described insulating barrier is formed by silastic material manufacture.
4. fire-retardant power line as claimed in claim 1, is characterized in that, the nonwoven fabrics that described nonwoven layer is high flame retardant.
5. fire-retardant power line as claimed in claim 1, is characterized in that, described braid is formed by elastomeric high-temperature-resistant inorganic fibre manufacture.
6. the tool fixture of the fire-retardant power line as described in any one in claim 1 to 5, it is characterized in that, comprise inlet wire mould and extrusion head, on described inlet wire mould, be provided with the through hole of a plurality of distributions triangular in shape, described extrusion head comprises triangle extrusion internal mold and triangle extrusion external mold, described triangle extrusion internal mold is embedded in described triangle extrusion external mold, in described extrusion internal mold, be provided with triangle material guide hole, in described extrusion external mold, be provided with triangle material guide hole, the triangle material guide hole on described extrusion internal mold and extrusion external mold is interconnected.
7. the tool fixture of fire-retardant power line as claimed in claim 6, is characterized in that, described tool fixture also comprised wire carrier and outgoing line guide wheel, and described wire carrier, inlet wire mould, extrusion head and the outgoing line guide wheel crossed connects successively.
8. the tool fixture of fire-retardant power line as claimed in claim 7, is characterized in that, is provided with the V-shaped annular groove of cross section on described outgoing line guide wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420291729.4U CN204010777U (en) | 2014-06-03 | 2014-06-03 | A kind of fire-retardant power line and tool fixture thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420291729.4U CN204010777U (en) | 2014-06-03 | 2014-06-03 | A kind of fire-retardant power line and tool fixture thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204010777U true CN204010777U (en) | 2014-12-10 |
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ID=52050740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420291729.4U Withdrawn - After Issue CN204010777U (en) | 2014-06-03 | 2014-06-03 | A kind of fire-retardant power line and tool fixture thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204010777U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104008804A (en) * | 2014-06-03 | 2014-08-27 | 正威科技（深圳）有限公司 | Flame-retardant power wire and tool jig and manufacturing method of flame-retardant power wire |
-
2014
- 2014-06-03 CN CN201420291729.4U patent/CN204010777U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104008804A (en) * | 2014-06-03 | 2014-08-27 | 正威科技（深圳）有限公司 | Flame-retardant power wire and tool jig and manufacturing method of flame-retardant power wire |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141210 Effective date of abandoning: 20160928 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |