CN204463936U - Novel computer transmission cable - Google Patents
Novel computer transmission cable Download PDFInfo
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- CN204463936U CN204463936U CN201520025047.3U CN201520025047U CN204463936U CN 204463936 U CN204463936 U CN 204463936U CN 201520025047 U CN201520025047 U CN 201520025047U CN 204463936 U CN204463936 U CN 204463936U
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- novel computer
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 40
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 70
- 238000009413 insulation Methods 0.000 claims abstract description 54
- 239000004020 conductor Substances 0.000 claims abstract description 33
- 230000004888 barrier function Effects 0.000 claims abstract description 24
- 239000011248 coating agent Substances 0.000 claims abstract description 20
- 238000000576 coating method Methods 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims description 13
- 229920000728 polyester Polymers 0.000 claims description 13
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 12
- 229920001684 low density polyethylene Polymers 0.000 claims description 12
- 239000004702 low-density polyethylene Substances 0.000 claims description 12
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 10
- 239000002131 composite material Substances 0.000 claims description 10
- 239000003063 flame retardant Substances 0.000 claims description 10
- 229920000098 polyolefin Polymers 0.000 claims description 10
- 239000000779 smoke Substances 0.000 claims description 10
- 230000002787 reinforcement Effects 0.000 claims description 9
- 239000000835 fiber Substances 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000005187 foaming Methods 0.000 claims description 2
- 230000009977 dual effect Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000005253 cladding Methods 0.000 description 10
- 229910052802 copper Inorganic materials 0.000 description 8
- 239000010949 copper Substances 0.000 description 8
- 230000003044 adaptive effect Effects 0.000 description 4
- 230000032683 aging Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000000137 annealing Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 210000001138 tear Anatomy 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004079 fireproofing Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
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- Insulated Conductors (AREA)
Abstract
The utility model discloses a kind of novel computer transmission cable, comprise cable inner core, and be coated on separator, the first screen and the restrictive coating outside described cable inner core from inside to outside successively; Described cable inner core forms by many interior core units are stranded, and described interior core unit comprises two mutual stranded insulation core wires, and is coated on the secondary shielding layer outside described two insulation core wires; Described first screen and described secondary shielding layer are formed by the first proof copper-wire braided, and the count of described first copper wire is greater than 80%; Described insulation core wire comprises conductor and is coated on the insulating barrier outside described conductor, and described conductor is less than by multifilament diameter that second copper wire of 0.18mm is stranded to be formed.The beneficial effects of the utility model: mode insulation core wire being adopted to separated-shielding and this dual shield of total shielding, can increase the transmission speed of cable further, reduce dielectric loss and the decay of cable.
Description
Technical field
The utility model relates to power cable technical field, more particularly, relates to a kind of novel computer transmission cable.
Background technology
Along with the popularization and application of computer, computer network system in recent years, also more and more higher to the performance requirement of computer cable.And the computer cable transmission rate of routine is comparatively slow, dielectric loss is comparatively large, decay is comparatively large, the demand of market to computer cable can not be met.Therefore, be badly in need of a kind of Novel computer cable cable of exploitation to meet the demand in market, this is the development trend of computer cable.The utility model provides a kind of Novel computer cable to meet the need of market.
Utility model content
The technical problems to be solved in the utility model is, for above-mentioned defect of the prior art, provides a kind of novel computer transmission cable.
The utility model solves the technical scheme that its technical problem adopts:
A kind of novel computer transmission cable is provided, comprises cable inner core, and be coated on separator, the first screen and the restrictive coating outside described cable inner core from inside to outside successively; Described cable inner core forms by many interior core units are stranded, and in described in each, core unit includes two mutual stranded insulation core wires, and is coated on the secondary shielding layer outside described two insulation core wires; Described first screen and described secondary shielding layer form by the first proof copper-wire braided, and the count of described first copper wire is greater than 80%; Described insulation core wire comprises conductor and is coated on the insulating barrier outside described conductor, and described conductor is less than by multifilament diameter that second copper wire of 0.18mm is stranded to be formed.
In novel computer transmission cable described in the utility model, described first copper wire is tinned copper wire, and the diameter of described tinned copper wire is 0.08 ~ 0.15mm.
In novel computer transmission cable described in the utility model, the thickness of described first screen is more than or equal to 0.08mm, and the thickness of described secondary shielding layer is more than or equal to 0.05mm.
In novel computer transmission cable described in the utility model, described insulating barrier is extruded by LDPE foaming materials and is formed, and the thickness of described insulating barrier is 0.3mm ~ 0.8mm.
In novel computer transmission cable described in the utility model, two described insulating core cabling gaps have packed layer, and to make described interior core unit be formed rounded configurations, described packed layer adopts flexible polyester fiber rope or the stranded formation of flexible reinforcement.
In novel computer transmission cable described in the utility model, described cable inner core is formed so that the stranded mode of concentric type is stranded by many interior core units.
In novel computer transmission cable described in the utility model, described separator forms by polyester belt is wrapped, and the thickness of described separator is 0.03mm ~ 0.08mm.
In novel computer transmission cable described in the utility model, described restrictive coating is halogen-free and low-smoke flame-retardant polyolefin composite bed.
The utility model also provides a kind of novel computer transmission cable, comprises cable inner core, and is coated on separator, the first screen and the restrictive coating outside described cable inner core from inside to outside successively; Described cable inner core is twisted into rounded configurations by seven interior core units in the stranded mode of concentric type, and in described in each, core unit includes two mutual stranded insulation core wires, and is coated on the secondary shielding layer outside described two insulation core wires; Two described insulating core cabling gaps have packed layer, are formed rounded configurations to make described interior core unit;
Described first screen and described secondary shielding layer form by the first proof copper-wire braided, and the count of described first copper wire is greater than 80%; Described insulation core wire comprises conductor and is coated on the insulating barrier outside described conductor, and described conductor is less than by multifilament diameter that second copper wire of 0.18mm is stranded to be formed.
In sum, implement novel computer transmission cable of the present utility model, there is following beneficial effect: first, insulation core wire outer cladding secondary shielding layer is to realize the separated-shielding to insulation core wire, simultaneously at separator outer cladding first screen to realize the total shielding to insulation core wire, by adopting the mode of separated-shielding and this dual shield of total shielding, the transmission speed of cable can be increased further, reducing dielectric loss and the decay of cable.Secondly; the insulating barrier adopting LDPE material to make can increase the transmission speed of cable; reduce dielectric loss and decay; LDPE material greatly improves the ageing resistance of cable simultaneously; improve the hot strength of cable, and enhance the overall flexibility of cable, make insulating barrier can better protect the second copper wire; avoid the insulating properties destroying cable because of wearout, cause potential safety hazard.3rd, conductor is stranding into by many soft copper wires, this copper wire has higher monofilament elongates rate and less diameter, make the quantity of the copper wire made needed for the conductor of same external diameter much larger than the quantity of the blister copper silk used described in prior art, like this can external force suffered by effective dispersed cable, make the electric conductivity of the utility model conductor strong, fracture is not easy without Hydrogen Brittleness Phenomena, there is extremely strong bend resistance ability, through exceeding millions of time come and go bending motion after can not rupture, and then guarantee the physics of cable and electric property unaffected.Finally, restrictive coating uses halogen-free and low-smoke flame-retardant polyolefin composite material, not only meets environmental requirement, meet outside general fire resistance, also there is certain water resistance, effectively can prevent moisture content radial direction from infiltrating cable inside, thus extend the useful life of drag chain cable.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the structural representation of the novel computer transmission cable that one of the utility model preferred embodiment provides.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, the novel computer transmission cable that the utility model preferred embodiment provides, this cable comprises cable inner core 4, and separator 3, first screen 2 be coated on successively from inside to outside outside cable inner core 4 and restrictive coating 1.Wherein, cable inner core 4 forms by many interior core units 40 are stranded, and interior core unit 40 comprises two mutual stranded insulation core wires 6, and is coated on the secondary shielding layer 5 outside two insulation core wires 6.First screen 2 and secondary shielding layer 5 are formed by the first proof copper-wire braided, and the count of the first copper wire is greater than 80%.Further, insulation core wire 6 comprises conductor 8 and is coated on the insulating barrier 9 outside conductor 8, and conductor 8 is less than by multifilament diameter that second copper wire of 0.18mm is stranded to be formed.
In the present embodiment, conductor 8 is twisted by many second copper wire bundles and forms, this second copper wire is soft annealing copper free wire, because annealing copper free wire is oxygen-free also not containing the fine copper of any deoxidier residue, therefore its electricapparatus performance is very excellent, and the monofilament elongates rate of copper free wire is more than 20%, monofilament elongates rate height illustrates that copper wire is soft, ductility strong, and bend resistance ability is strong.
Be different from blister copper silk of the prior art, the utility model use the filament diameter of the second copper wire to be all less than 0.2mm; Preferably, the filament diameter of the second copper wire is less than 0.18mm; In the present embodiment, the filament diameter of the second copper wire is 0.16mm.Because in the utility model, the filament diameter of the second copper wire is little, the quantity of quantity required blister copper silk used in prior art of the second copper wire needed for the conductor 8 making to make same external diameter, like this can external force suffered by effective dispersed cable, therefore, the electric conductivity of the utility model conductor 8 is strong, fracture is not easy without Hydrogen Brittleness Phenomena, there is extremely strong bend resistance ability, through exceeding millions of time come and go bending motion after can not rupture, and then guarantee the physics of cable and electric property unaffected.
In addition, adopt the stranded mode bundle of armour to be stranding into conductor 8 on above-mentioned many second copper wires, and adopt flexible high-grade polyester fiber silk to fill stranded gap.Wherein, have stronger intensity and bending ability in order to ensure obtained conductor 8, time stranded, the bundle strand twisting pitch of the second copper wire is less than or equal to 10 times of the stranded external diameter of the second copper wire, and the bundle of many second copper wires strand direction of lay is left-hand.
Further, the insulating barrier 9 that the present embodiment adopts plsitive mold to be obtained by LDPE material in conductor 8 outer cladding, thus obtain insulation core wire 6.Have the advantages such as the low and good insulating of density due to LDPE material, the insulating barrier 9 adopting this LDPE material to make can increase the transmission speed of cable, reduces dielectric loss and decay.This LDPE material greatly improves the ageing resistance of cable simultaneously; improve the hot strength of cable, and enhance the overall flexibility of cable, make insulating barrier 9 can better protect the second copper wire; avoid because insulating barrier 9 weares and teares and destroy the insulating properties of cable, causing potential safety hazard.
Preferably; the thickness of the application's insulating barrier 9 is 0.3mm ~ 0.8mm; the insulating barrier 9 made due to LDPE material has stronger pliability and resistance to wear; make the thickness of traditional polyvinyl chloride insulation layer need reach more than a times of insulating barrier 9 thickness described in the application, just can have the protected effect identical with the application's insulating barrier 9.In the present embodiment, the thickness of insulating barrier 9 is 0.5mm.
Further, the twisting mode of armour formula is adopted to carry out stranded two insulation core wires 6, and at the outer wrapped secondary shielding layer 5 of two insulation core wires 6 to obtain interior core unit 40.
Preferably, the direction of lay of two insulation core wires 6 by skin be inwardly followed successively by " S "-" Z "-" S " etc. to, the twisting pitch of insulation core wire 6 is less than or equal to 10 times of the stranded external diameter of insulation core wire 6.
Preferably, flexible high-grade polyester fiber rope or flexible reinforcement (on figure non-label) can be added in the stranded space between two insulation core wires 6.This flexible reinforcement is that metal material that electric conductivity is low or nonmetallic materials are made; can not only play a protective role to insulation core wire 6 by adding flexible reinforcement in stranded space; avoid insulation core wire 6 damaged and destroy the insulating properties of cable, and ductility and the bend resistance ability of whole cable can be strengthened.In addition, by adding flexible high-grade polyester fiber rope or flexible reinforcement in stranded space, the requirement different according to system can also carry out accommodation, insulation core wire 6 is made to form rounded configurations, thus it is constant to maintain the overall structure of cable, this adaptive adjustment is simple and enhance adaptive capacity and the scope of application of cable greatly.
Preferably, secondary shielding layer 5 is evenly coated on outside two insulation core wires 6, and wherein secondary shielding layer 5 is formed by the first proof copper-wire braided.In the present embodiment, the first copper wire is tinned copper wire, and the diameter of this tinned copper wire is 0.08 ~ 0.15mm, and the count of tinned copper wire is greater than 80%, better to protect insulation core wire 6 not to be damaged, improves the useful life of cable.Meanwhile, at insulation core wire 6 outer cladding secondary shielding layer 5, the transmission speed of cable can be increased, reduce dielectric loss and the decay of cable.
Further, the twisting mode of armour formula is adopted by many interior core units 40 to carry out strandedly obtaining cable inner core 4.Wherein, the stranded direction of interior core unit 40 by skin be inwardly followed successively by " S "-" Z "-" S " etc. to, the twisting pitch of interior core unit 40 is less than or equal to 15 times of the stranded external diameter of interior core unit 40.
Preferably, also flexible high-grade polyester fiber rope or flexible reinforcement (on figure non-label) destroy cable insulating properties to avoid interior core unit 40 damaged be can add in the stranded space between many interior core units 40, thus ductility and the bend resistance ability of whole cable strengthened.
Preferably, by adding flexible high-grade polyester fiber rope or flexible reinforcement in stranded space, make cable inner core 4 form rounded configurations, thus it is constant to maintain the overall structure of cable, this adaptive adjustment is simple and enhance adaptive capacity and the scope of application of cable greatly.In the present embodiment, the quantity of interior core unit 40 is seven, is added with flexible high-grade polyester fiber rope or flexible reinforcement in the stranded space of seven interior core units 40, and makes cable inner core 4 form rounded configurations.Be understandable that, the present embodiment does not limit the concrete quantity of interior core unit 40, and it can be multiple; Preferably, the quantity of interior core unit 40 is four or seven.
Further, the outer peripheral face of cable inner core 4 is coated with separator 3, this separator 3 forms by polyester belt is wrapped, because polyester belt has higher mechanical strength, remarkable insulation property, can also be high temperature resistant and low temperature resistant, therefore at the outer wrapped one deck polyester belt of cable inner core 4, the effect of attached cable inner core 4 can be played, thus ensure the mechanical performance of cable and the stable of electrical property.In the present embodiment, the thickness of separator 3 is 0.03mm ~ 0.08mm; Preferably, the thickness of separator 3 is 0.055mm.
Further, the outer peripheral face of separator 3 is uniformly coated with the first screen 2, to increase the transmission speed of cable, reduces dielectric loss and the decay of cable.Wherein, the first screen 2 is formed by the first proof copper-wire braided, and the first copper wire is also tinned copper wire; the diameter of this tinned copper wire is 0.08 ~ 0.15mm; and the count of tinned copper wire is greater than 80%, be not damaged with better protecting insulating layer 3, improve the useful life of cable.In the present embodiment, the thickness of the first separator 2 is 0.03mm ~ 0.08mm; Preferably, the thickness of the first screen 2 is 0.055mm.
The present embodiment at insulation core wire 6 outer cladding secondary shielding layer 5 to realize separated-shielding to insulation core wire 6, simultaneously at separator 3 outer cladding first screen 2 to realize the total shielding to insulation core wire 6, by adopting the mode of separated-shielding and this dual shield of total shielding, the transmission speed of cable can be increased further, reduce dielectric loss and the decay of cable.
Further, outside the first screen 2, be uniformly coated with restrictive coating 1, in the present embodiment, restrictive coating 1 by halogen-free and low-smoke flame-retardant polyolefin composite material, to meet environmental requirement and to meet anti-flammability and the water proofing property of cable.Wherein, halogen-free and low-smoke flame-retardant polyolefin composite material is made up of the raw material of following parts by weight: EVA30 ~ 50 part, Mg (OH)
2or AL (OH)
3150 ~ 180 parts, LDPE 35 ~ 50 parts, compatilizer 5 ~ 20 parts, synergist 2 ~ 4 parts and stabilizer 0.5 ~ 1 part.
Be different from traditional fire proofing, this halogen-free and low-smoke flame-retardant polyolefin composite material not only can meet outside the general fire resistance of cable, also has certain water resistance, effectively anti-sealing radial direction can infiltrate cable inside.In addition, this halogen-free and low-smoke flame-retardant polyolefin composite material greatly improves the ageing resistance of cable, and improves hot strength, enhances the overall flexibility of cable, make the first screen 2 better can increase the transmission speed of cable, reduce dielectric loss and the decay of cable.Meanwhile, the restrictive coating 1 obtained by this halogen-free and low-smoke flame-retardant polyolefin composite material can better protect insulation core wire 6, avoids because restrictive coating 1 weares and teares and destroys the insulating properties of cable, thus causing potential safety hazard.
In the present embodiment; the thickness of restrictive coating 1 is 0.6mm ~ 1mm; the restrictive coating 1 made due to halogen-free and low-smoke flame-retardant polyolefin composite material has stronger pliability and resistance to wear; make the thickness of traditional pvc sheath layer need reach more than a times of restrictive coating 1 thickness described in the application, just can have the protected effect identical with the application's restrictive coating 1.Preferably, the thickness of restrictive coating 1 is 0.8mm.
The application also provides a kind of novel computer transmission cable, and described cable comprises cable inner core 4, and separator 3, first screen 2 be coated on successively from inside to outside outside cable inner core 4 and restrictive coating 1.Wherein, cable inner core 4 is twisted into rounded configurations by seven interior core units 40 in the stranded mode of concentric type, described interior core unit 40 comprises two mutual stranded insulation core wires 6, and the secondary shielding layer 5 be coated on outside two insulation core wires 6, the stranded gap of two insulation core wires 6 has packed layer 7, is formed rounded configurations to make interior core unit 40.
Further, the first screen 2 and secondary shielding layer 5 are formed by the first proof copper-wire braided, and the count of the first copper wire is greater than 80%; Insulation core wire 6 comprises conductor 8 and is coated on the insulating barrier 9 outside conductor 8, and conductor 8 is less than by multifilament diameter that second copper wire of 0.18mm is stranded to be formed.
Preferably, the first copper wire is tinned copper wire, and the diameter of this tinned copper wire is 0.08 ~ 0.15mm, and the count of tinned copper wire is greater than 80%, better to protect insulation core wire 6 not to be damaged, improves the useful life of cable.
The present embodiment at insulation core wire 6 outer cladding secondary shielding layer 5 to realize separated-shielding to insulation core wire 6, simultaneously at separator 3 outer cladding first screen 2 to realize the total shielding to insulation core wire 6, by adopting the mode of separated-shielding and this dual shield of total shielding, the transmission speed of cable can be increased further, reduce dielectric loss and the decay of cable.
In sum, implement novel computer transmission cable of the present utility model, there is following beneficial effect:
(1) insulation core wire outer cladding secondary shielding layer is to realize the separated-shielding to insulation core wire, simultaneously at separator outer cladding first screen to realize the total shielding to insulation core wire, by adopting the mode of separated-shielding and this dual shield of total shielding, the transmission speed of cable can be increased further, reduce dielectric loss and the decay of cable.
(2) insulating barrier adopting LDPE material to make can increase the transmission speed of cable; reduce dielectric loss and decay; LDPE material greatly improves the ageing resistance of cable simultaneously; improve the hot strength of cable; and enhance the overall flexibility of cable; make insulating barrier can better protect the second copper wire, avoid the insulating properties destroying cable because of wearout, cause potential safety hazard.
(3) conductor is stranding into by many soft copper wires, this copper wire has higher monofilament elongates rate and less diameter, make the quantity of the copper wire made needed for the conductor of same external diameter much larger than the quantity of the blister copper silk used described in prior art, like this can external force suffered by effective dispersed cable, make the electric conductivity of the utility model conductor strong, fracture is not easy without Hydrogen Brittleness Phenomena, there is extremely strong bend resistance ability, through exceeding millions of time come and go bending motion after can not rupture, and then guarantee the physics of cable and electric property unaffected.
(5) restrictive coating uses halogen-free and low-smoke flame-retardant polyolefin composite material, not only meet environmental requirement, meet outside general fire resistance, also there is certain water resistance, effectively can prevent moisture content radial direction from infiltrating cable inside, thus extend the useful life of drag chain cable.
Although the utility model is described by specific embodiment, it will be appreciated by those skilled in the art that, when not departing from the utility model scope, various conversion can also be carried out and be equal to substituting to the utility model.In addition, for particular condition or material, various amendment can be made to the utility model, and not depart from scope of the present utility model.Therefore, the utility model is not limited to disclosed specific embodiment, and should comprise the whole execution modes fallen in the utility model right.
Claims (9)
1. a novel computer transmission cable, it is characterized in that, comprise cable inner core (4), and be coated on described cable inner core (4) separator outward (3), the first screen (2) and restrictive coating (1) from inside to outside successively; Described cable inner core (4) forms by many interior core units (40) are stranded, in described in each, core unit (40) includes two mutual stranded insulation core wires (6), and is coated on described two insulation core wires (6) secondary shielding layer (5) outward; Described first screen (2) and described secondary shielding layer (5) form by the first proof copper-wire braided, and the count of described first copper wire is greater than 80%; Described insulation core wire (6) comprises conductor (8) and is coated on described conductor (8) insulating barrier outward (9), and described conductor (8) is less than by multifilament diameter that second copper wire of 0.18mm is stranded to be formed.
2. novel computer transmission cable according to claim 1, is characterized in that, described first copper wire is tinned copper wire, and the diameter of described tinned copper wire is 0.08 ~ 0.15mm.
3. novel computer transmission cable according to claim 1, is characterized in that, the thickness of described first screen (2) is more than or equal to 0.08mm, and the thickness of described secondary shielding layer (5) is more than or equal to 0.05mm.
4. novel computer transmission cable according to claim 1, is characterized in that, described insulating barrier (9) is extruded by LDPE foaming materials and formed, and the thickness of described insulating barrier (9) is 0.3mm ~ 0.8mm.
5. novel computer transmission cable according to claim 1, it is characterized in that, the stranded gap of two described insulation core wires (6) has packed layer (7), to make described interior core unit (40) be formed rounded configurations, described packed layer (7) adopts flexible polyester fiber rope or the stranded formation of flexible reinforcement.
6. novel computer transmission cable according to claim 1, is characterized in that, described cable inner core (4) is formed so that the stranded mode of concentric type is stranded by many interior core units (40).
7. novel computer transmission cable according to claim 1, is characterized in that, described separator (3) forms by polyester belt is wrapped, and the thickness of described separator (3) is 0.03mm ~ 0.08mm.
8. novel computer transmission cable according to claim 1, is characterized in that, described restrictive coating (1) is halogen-free and low-smoke flame-retardant polyolefin composite bed.
9. a novel computer transmission cable, it is characterized in that, comprise cable inner core (4), and be coated on described cable inner core (4) separator outward (3), the first screen (2) and restrictive coating (1) from inside to outside successively; Cable inner core (4) described in each is twisted into rounded configurations by seven interior core units (40) in the stranded mode of concentric type, described interior core unit (40) comprises two mutual stranded insulation core wires (6), and is coated on described two insulation core wires (6) secondary shielding layer (5) outward; The stranded gap of two described insulation core wires (6) has packed layer (7), is formed rounded configurations to make described interior core unit (40);
Described first screen (2) and described secondary shielding layer (5) form by the first proof copper-wire braided, and the count of described first copper wire is greater than 80%; Described insulation core wire (6) comprises conductor (8) and is coated on described conductor (8) insulating barrier outward (9), and described conductor (8) is less than by multifilament diameter that second copper wire of 0.18mm is stranded to be formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520025047.3U CN204463936U (en) | 2015-01-14 | 2015-01-14 | Novel computer transmission cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520025047.3U CN204463936U (en) | 2015-01-14 | 2015-01-14 | Novel computer transmission cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204463936U true CN204463936U (en) | 2015-07-08 |
Family
ID=53670787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520025047.3U Expired - Fee Related CN204463936U (en) | 2015-01-14 | 2015-01-14 | Novel computer transmission cable |
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| Country | Link |
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| CN (1) | CN204463936U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105845263A (en) * | 2015-01-14 | 2016-08-10 | 安徽联嘉祥特种电缆有限公司 | Novel computer transmission cable and manufacturing method therefor |
| CN110828039A (en) * | 2018-08-08 | 2020-02-21 | 日立金属株式会社 | Movable cable |
-
2015
- 2015-01-14 CN CN201520025047.3U patent/CN204463936U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105845263A (en) * | 2015-01-14 | 2016-08-10 | 安徽联嘉祥特种电缆有限公司 | Novel computer transmission cable and manufacturing method therefor |
| CN105845263B (en) * | 2015-01-14 | 2017-11-03 | 安徽联嘉祥特种电缆有限公司 | Computer transmission cable and preparation method thereof |
| CN110828039A (en) * | 2018-08-08 | 2020-02-21 | 日立金属株式会社 | Movable cable |
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