CN101127258A - Special high temperature-resistant electrical cable and its production method - Google Patents
Special high temperature-resistant electrical cable and its production method Download PDFInfo
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- CN101127258A CN101127258A CNA200710030606XA CN200710030606A CN101127258A CN 101127258 A CN101127258 A CN 101127258A CN A200710030606X A CNA200710030606X A CN A200710030606XA CN 200710030606 A CN200710030606 A CN 200710030606A CN 101127258 A CN101127258 A CN 101127258A
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Abstract
The utility model discloses a special refractory electrical power cable, which comprises a plurality of conductors, an insulation layer, a first fiber glass braided layer, an obturator, a copper wire braided layer, a second fiber glass braided layer and a serving. The utility model has the advantages that the safe operation of the electrical power signal can be guaranteed because the electrical power cable is made of high temperature resistant material; the access end of the electrical power cable can be peeled conveniently as the electrical power cable is switched into other circuits, because the second fiber glass braid layer is made of fiberglass material; the good circularity, hand feeling and desired appearance of the electrical power cable are ensured because the obturator is filled in the gap among a plurality of conductors;, the copper wire mesh braided layer can shield the whole electrical power cable from outside disturbances; meanwhile, the utility model discloses a manufacture method for the refractory power cable.
Description
Technical field
The present invention relates to a kind of electric power cable, relate more specifically to a kind of special high temperature-resistant electrical cable and manufacture method thereof.
Background technology
Electric wire has been widely used in the detection of industrial production, communications and transportation, architectural engineering and facility, modern agriculture and scientific research, war industry equipment or military installations, space, ocean at present, and has reached ubiquitous state.Along with socioeconomic activity description is carried out the development of step great-jump-forward from the degree of depth to the range, the electric wire kind is brought in constant renewal in and is perfect, and output continues to increase.For example, building the high-intelligentization building needs for hundreds of, thousands of computer network cable that electronic computer divides cascade network to use; Build the public cable television network in city, the whole city and even all banks of the whole nation banking procedure where deposits and withdrawals are processed at any branch bank, carry out online economic interaction and information interchange etc. and must install the broad band cable net that high reliability transport is used; Realize that the emission of military artillery or antiaircraft artillery group remote control procedure need design the control cable that is fit to field extreme environment.
The application of electric wire mainly is divided into three major types: electric power system, the information transmission system and plant equipment and instrument and meter system.The electric wire product that electric power system adopts mainly contains built on stilts bare wire, bus-bar (bus), power cable, rubber cover cable, aerial insulated cable), branch cable (replacing the part bus), electromagnetic wire and power equipment be with the electrical equipment electric wire etc.The electric wire that is used for the information transmission system mainly contains local cable, camera cable, electronic cable, radio frequency cable, fiber optic cable, data cable, electromagnetic wire, power communication or other composite cables etc.In plant equipment, the instrument and meter system except that built on stilts bare wire almost other all products application is all arranged, but mainly be power cable, electromagnetic wire, data cable, instrument and meter cable etc.
The electric wire product mainly is divided into five big classes: bare wire and bare conductor goods, power cable, electrical equipment electric wire, communication cable and optical fiber and electromagnetic wire.Wherein the principal character of power cable outside conductor, squeeze (around) the bag insulating barrier, as aerial insulated cable, or several core stranded (phase line of corresponding electric power system, zero line and ground wire), as the above aerial insulated cable of two cores, or increase restrictive coating again, as plastics/rubber cover electric wire.Main technology has drawing, stranded, insulating exruded (wrapped), stranding, armouring, sheath to extrude etc.
The selection of power cable should be abideed by following principle: the rated voltage of cable is greater than or equals the rated voltage of mounting points electric power system; Cable continues the sustained ceiling current that allowable current should be equal to or greater than the power supply load; The requirement of the stability when the electric power system short circuit will be satisfied in the core cross section; Voltage drop meets the requirement of cable length; The minimum short circuit current of line end should be able to make protective device move reliably.
Yet general cable exists certain defective at present.For example, along with improving constantly of economic and social life, power consumption also increases considerably thereupon, the input voltage that is input to cable so also improves step by step, and therefore, cable heats up rapidly, cause cable can not stand high temperature not broken hair heat burn, thereby influence the realization of whole cable circuit greatly.In addition, when cable is linked into All other routes, the processing of need peeling of cable incoming end, and the outer field material decortication of parcel conductor is difficult unusually in the existing cable.In addition, conductor is generally circle, and the space is arranged between the plurality of conductors of multi-core cable unavoidably, when outside these conductors, squeeze (around) behind the bag insulating barrier, sheath, conductor is extruded and has formed the outward appearance of undaform, has influenced the feel and the aesthetic feeling of cable greatly.
Therefore, be necessary to provide a kind of improved electric power cable and manufacture method thereof to overcome above-mentioned defective.
Summary of the invention
The purpose of this invention is to provide a kind of improved electric power cable.Described electric power cable is high temperature resistant, conveniently peel and have the outward appearance of good circularity.
Another object of the present invention provides the method for making special high temperature-resistant electrical cable.High temperature resistant by the electric power cable that described method makes, conveniently peel and have the outward appearance of good circularity.
For achieving the above object, special high temperature-resistant electrical cable provided by the invention comprises plurality of conductors, insulating barrier, the first fiberglass braided layer, obturator, copper wire mesh braided layer, second fiberglass braided layer and the serving.Described insulating barrier is coated on the periphery of described each conductor.The described first fiberglass braided layer is woven in described each insulating barrier periphery.Described obturator is located in the space between the described conductor that is woven with the first fiberglass braided layer.These conductor and obturators that are woven with the first fiberglass braided layer are formed the cable cable core.Described copper wire mesh braided layer is woven in described cable cable core periphery.The described second fiberglass braided layer is woven in described copper wire mesh braided layer periphery.Described serving coats the described second fiberglass braided layer.
In one embodiment of the invention, described copper wire mesh braided layer is the tinned wird braid.
In another embodiment of the present invention, described copper wire mesh braided layer is to be formed by 96 copper cash weavings, the density of braiding be 12 orders/cun.
In another embodiment of the present invention, described obturator is a glass fiber.
In yet another embodiment of the present invention, described insulating barrier and serving are the perfluoroethylene-propylene material.
Preferably, the described first fiberglass braided layer is to be formed by glass braid, the density of braiding be 20 orders/cun.
Preferably, the described second fiberglass braided layer is to be formed by 48 glass braids, the density of braiding be 12 orders/cun.
The method of manufacturing special high temperature-resistant electrical cable provided by the invention comprises the steps: (1) extrusion molding one layer insulating on conductor; (2) at the peripheral braiding of the exhausted layer of the edge of conductor one deck first fiberglass braided layer; (3) provide some conductors that are woven with the first fiberglass braided layer, place obturator in the space between these conductors, the row set of going forward side by side twisted wire and form the cable cable core; (4) in the peripheral braiding of described cable cable core one deck copper wire mesh braided layer; (5) at the peripheral braiding of described copper wire mesh braided layer one deck second fiberglass braided layer; (6) extrusion molding one deck serving outside the described second fiberglass braided layer.
Compared with prior art, electric power cable of the present invention all adopts resistant to elevated temperatures material to make, and can guarantee the safe operation of electric power signal.In addition, because the second fiberglass braided layer adopts the glass fiber material, its incoming end processing of peeling easily when it makes electric power cable insert All other routes.In addition, be filled with obturator in the space between the plurality of conductors of the present invention, can guarantee electric power cable of the present invention circularity preferably, increase its feel and aesthetic feeling.The copper wire mesh braided layer that the present invention uses can effectively shield whole electric power cable, thereby reduces external interference.
By following description also in conjunction with the accompanying drawings, it is more clear that the present invention will become, and these accompanying drawings are used to explain embodiments of the invention.
Description of drawings
Fig. 1 is the structure chart of special high temperature-resistant electrical cable of the present invention.
Fig. 2 is the sectional view of special high temperature-resistant electrical cable shown in Figure 1.
Fig. 3 makes the flow chart of the method for special high temperature-resistant electrical cable for the present invention.
Embodiment
With reference now to accompanying drawing, describe embodiments of the invention, the similar elements label is represented similar elements in the accompanying drawing.As mentioned above, the invention provides a kind of electric power cable.Described electric power cable all adopts resistant to elevated temperatures material to make, and can guarantee the safe operation of electric power signal.Its incoming end processing of peeling easily when in addition, glass braid makes electric power cable insert All other routes.In addition, be filled with obturator in the space between the plurality of conductors of the present invention, can guarantee electric power cable of the present invention circularity preferably, increase its feel and aesthetic feeling.
Fig. 1-2 has showed an embodiment of electric power cable of the present invention.As shown in the figure, electric power cable provided by the invention comprises four conductors 110, insulating barrier 120, the first fiberglass braided layer 130, obturator 140, copper wire mesh braided layer 150, second fiberglass braided layer 160 and the serving 170.Described insulating barrier 120 is coated on the periphery of described each conductor 110.The described first fiberglass braided layer 130 is woven in the periphery of described each insulating barrier 120.Described obturator 140 is located in the space between the described conductor 110 that is woven with the first fiberglass braided layer 130.These conductor 110 and obturators 140 thereof that are woven with the first fiberglass braided layer 130 are formed the cable cable core.Described copper wire mesh braided layer 150 is woven in described cable cable core periphery.The described second fiberglass braided layer 160 is woven in described copper wire mesh braided layer 150 peripheries.Described serving 170 coats the described second fiberglass braided layer 160.
In the present embodiment, described conductor 110 adopts suitable conductive material to make, and preferably, adopts copper, tinned wird, silver-coated copper wire or nickel plated copper wire to make, but also can use other leads.Described conductor 110 preferably adopts the 24AWG line, the about 0.61mm of its diameter.Described insulating barrier 120 is perfluoroethylene-propylene (FEP) material, and its color can be redness, white, yellow or blue look.The described first fiberglass braided layer 130 is to be formed by glass braid, the density of braiding be 20 orders/cun.Described obturator 140 is a glass fiber.Described copper wire mesh braided layer 150 is the tinned wird braid, form by the braiding of 96 tinned wirds, the density of braiding be 12 orders/cun.The described second fiberglass braided layer 160 is to be formed by 48 glass braids, the density of braiding be 12 orders/cun.Described serving 170 is transparent perfluoroethylene-propylene (FEP) material.Described serving 170 can protect whole electric power cable inside not to be mechanically damaged and chemical corrosion, enhance mechanical strength, and high temperature resistant.
Fig. 3 is the flow chart of the method for manufacturing special high temperature-resistant electrical cable of the present invention.As shown in the figure, the method for described manufacturing special high temperature-resistant electrical cable comprises the steps: (1) extrusion molding one layer insulating (step S1) on conductor; (2) at the peripheral braiding of the exhausted layer of the edge of conductor one deck first fiberglass braided layer (step S2); (3) provide four conductors that are woven with the first fiberglass braided layer, place obturator in the space between these four conductors, the row set of going forward side by side twisted wire and form cable cable core (step S3); (4) in the peripheral braiding of described cable cable core one deck copper wire mesh braided layer (step S4); (5) at the peripheral braiding of described copper wire mesh braided layer one deck second fiberglass braided layer (step S5); (6) extrusion molding one deck serving (step S6) outside the described second fiberglass braided layer.
In the method, described insulating barrier and serving are to be formed by the perfluoroethylene-propylene material.The described first fiberglass braided layer is to be formed by glass braid, the density of braiding be 20 orders/cun.Described obturator is a glass fiber.The lay of described set twisted wire is 45mm.Described copper wire mesh braided layer is to be formed by the braiding of 96 tinned wirds, the density of braiding be 12 orders/cun.The described second fiberglass braided layer is to be formed by 48 glass braids, the density of braiding be 12 orders/cun.
Above invention has been described in conjunction with most preferred embodiment, but the present invention is not limited to the embodiment of above announcement, and should contain various modification, equivalent combinations of carrying out according to essence of the present invention.
Claims (14)
1. special high temperature-resistant electrical cable, it is characterized in that: described electric power cable comprises plurality of conductors, insulating barrier, the first fiberglass braided layer, obturator, copper wire mesh braided layer, second fiberglass braided layer and the serving, described insulating barrier is coated on the periphery of described each conductor, the described first fiberglass braided layer is woven in described each insulating barrier periphery, described obturator is located in the space between the described conductor that is woven with the first fiberglass braided layer, these conductor and obturators that are woven with the first fiberglass braided layer are formed the cable cable core, described copper wire mesh braided layer is woven in described cable cable core periphery, the described second fiberglass braided layer is woven in described copper wire mesh braided layer periphery, and described serving coats the described second fiberglass braided layer.
2. special high temperature-resistant electrical cable as claimed in claim 1 is characterized in that: described copper wire mesh braided layer is the tinned wird braid.
3. special high temperature-resistant electrical cable as claimed in claim 1 is characterized in that: described copper wire mesh braided layer is to be formed by 96 copper cash weavings, the density of braiding be 12 orders/cun.
4. special high temperature-resistant electrical cable as claimed in claim 1 is characterized in that: described obturator is a glass fiber.
5. special high temperature-resistant electrical cable as claimed in claim 1 is characterized in that: described insulating barrier and serving are the perfluoroethylene-propylene material.
6. special high temperature-resistant electrical cable as claimed in claim 1 is characterized in that: the described first fiberglass braided layer is to be formed by glass braid, the density of braiding be 20 orders/cun.
7. special high temperature-resistant electrical cable as claimed in claim 1 is characterized in that: the described second fiberglass braided layer is to be formed by 48 glass braids, the density of braiding be 12 orders/cun.
8. a method of making special high temperature-resistant electrical cable is characterized in that, comprises the steps:
(1) extrusion molding one layer insulating on conductor;
(2) at the peripheral braiding of the exhausted layer of the edge of conductor one deck first fiberglass braided layer;
(3) provide some conductors that are woven with the first fiberglass braided layer, place obturator in the space between these conductors, the row set of going forward side by side twisted wire and form the cable cable core;
(4) in the peripheral braiding of described cable cable core one deck copper wire mesh braided layer;
(5) at the peripheral braiding of described copper wire mesh braided layer one deck second fiberglass braided layer; And
(6) extrusion molding one deck serving outside the described second fiberglass braided layer.
9. the method for manufacturing special high temperature-resistant electrical cable as claimed in claim 8 is characterized in that: described copper wire mesh braided layer is to be formed by the tinned wird braiding.
10. the method for manufacturing special high temperature-resistant electrical cable as claimed in claim 8 is characterized in that: described copper wire mesh braided layer is to be formed by 96 copper cash weavings, the density of braiding be 12 orders/cun.
11. the method for manufacturing special high temperature-resistant electrical cable as claimed in claim 8 is characterized in that: described obturator is a glass fiber.
12. the method for manufacturing special high temperature-resistant electrical cable as claimed in claim 8 is characterized in that: described insulating barrier and serving are to be formed by the perfluoroethylene-propylene material.
13. the method for manufacturing special high temperature-resistant electrical cable as claimed in claim 8 is characterized in that: the described first fiberglass braided layer is to be formed by glass braid, the density of braiding be 20 orders/cun.
14. the method for manufacturing special high temperature-resistant electrical cable as claimed in claim 8 is characterized in that: the described second fiberglass braided layer is to be formed by 48 glass braids, the density of braiding be 12 orders/cun.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200710030606XA CN101127258A (en) | 2007-09-28 | 2007-09-28 | Special high temperature-resistant electrical cable and its production method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200710030606XA CN101127258A (en) | 2007-09-28 | 2007-09-28 | Special high temperature-resistant electrical cable and its production method |
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| CN101127258A true CN101127258A (en) | 2008-02-20 |
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| CNA200710030606XA Pending CN101127258A (en) | 2007-09-28 | 2007-09-28 | Special high temperature-resistant electrical cable and its production method |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102347112A (en) * | 2011-06-28 | 2012-02-08 | 江苏远洋东泽电缆股份有限公司 | Cable manufacturing method for ensuring roundness of marine cable and easy peeling of sheath |
| CN102347118A (en) * | 2011-06-24 | 2012-02-08 | 四川明星电缆股份有限公司 | Method for manufacturing shielded type heat-resisting compensating cable |
| CN102664061A (en) * | 2012-04-27 | 2012-09-12 | 江苏佳润电缆有限公司 | High-strength flame-retardant control cable |
| CN102982880A (en) * | 2012-11-28 | 2013-03-20 | 安徽埃克森科技集团有限公司 | High temperature resisting power cable and production process thereof |
| CN102975605A (en) * | 2011-09-02 | 2013-03-20 | 奥迪股份公司 | Vehicle with driving device |
| CN106024176A (en) * | 2016-05-30 | 2016-10-12 | 山东科华电力技术有限公司 | Photoelectric hybrid cable |
| CN114822956A (en) * | 2022-04-18 | 2022-07-29 | 陕西华达线缆技术有限责任公司 | Ultra-high temperature flexible low-loss radio frequency coaxial cable for missile loading |
-
2007
- 2007-09-28 CN CNA200710030606XA patent/CN101127258A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102347118A (en) * | 2011-06-24 | 2012-02-08 | 四川明星电缆股份有限公司 | Method for manufacturing shielded type heat-resisting compensating cable |
| CN102347112A (en) * | 2011-06-28 | 2012-02-08 | 江苏远洋东泽电缆股份有限公司 | Cable manufacturing method for ensuring roundness of marine cable and easy peeling of sheath |
| CN102347112B (en) * | 2011-06-28 | 2012-11-21 | 江苏远洋东泽电缆股份有限公司 | Cable manufacturing method for ensuring roundness of marine cable and easy peeling of sheath |
| CN102975605A (en) * | 2011-09-02 | 2013-03-20 | 奥迪股份公司 | Vehicle with driving device |
| CN102664061A (en) * | 2012-04-27 | 2012-09-12 | 江苏佳润电缆有限公司 | High-strength flame-retardant control cable |
| CN102982880A (en) * | 2012-11-28 | 2013-03-20 | 安徽埃克森科技集团有限公司 | High temperature resisting power cable and production process thereof |
| CN106024176A (en) * | 2016-05-30 | 2016-10-12 | 山东科华电力技术有限公司 | Photoelectric hybrid cable |
| CN106024176B (en) * | 2016-05-30 | 2018-01-05 | 山东科华电力技术有限公司 | A kind of optical electrical hybrid cable |
| CN114822956A (en) * | 2022-04-18 | 2022-07-29 | 陕西华达线缆技术有限责任公司 | Ultra-high temperature flexible low-loss radio frequency coaxial cable for missile loading |
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| ASS | Succession or assignment of patent right |
Owner name: DONGGUAN CITY RIXIN WIRE INDUSTRY CO.,LTD. Free format text: FORMER OWNER: LI MINGBIN Effective date: 20080411 |
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Effective date of registration: 20080411 Address after: Guangdong province Dongguan city Changan Town Industrial Zone on the sand sixth post encoding: 523068 Applicant after: Dongguan Rixin Wire Industry Co., Ltd. Address before: Guangdong city of Dongguan province Dongcheng District 28 building room 1001, Jinghu spring post encoding: 523000 Applicant before: Li Mingbin |
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| ASS | Succession or assignment of patent right |
Owner name: DONGGUAN NISSEI TRANSMITTING TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: DONGGUAN RIXIN WIRE INDUSTRY CO., LTD. Effective date: 20100917 |
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Free format text: CORRECT: ADDRESS; FROM: 523068 SHANGSHA INDUSTRIAL AREA 6, CHANG AN TOWN, DONGGUAN CITY, GUANGDONG PROVINCE TO: 523000 QIAOTOU AREA, DONGBU INDUSTRIAL PARK, QIAOTOU TOWN, DONGGUAN CITY, GUANGDONG PROVINCE |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20100917 Address after: 523000 Qiaotou District, Qiaotou Industrial Zone, Qiaotou town, Guangdong, Dongguan Applicant after: Dongguan Nissei Transmitting Technology Co., Inc. Address before: 523068 Guangdong Province, Dongguan city Changan Town Industrial Zone on the sand Sixth Applicant before: Dongguan Rixin Wire Industry Co., Ltd. |
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Open date: 20080220 |