CN203706695U - Flexible cable - Google Patents
Flexible cable Download PDFInfo
- Publication number
- CN203706695U CN203706695U CN201320882643.4U CN201320882643U CN203706695U CN 203706695 U CN203706695 U CN 203706695U CN 201320882643 U CN201320882643 U CN 201320882643U CN 203706695 U CN203706695 U CN 203706695U
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- CN
- China
- Prior art keywords
- layer
- flexible cable
- cable
- resistance
- core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000004020 conductor Substances 0.000 claims abstract description 14
- 239000010445 mica Substances 0.000 claims abstract description 14
- 229910052618 mica group Inorganic materials 0.000 claims abstract description 14
- 239000003063 flame retardant Substances 0.000 claims abstract description 13
- 239000004433 Thermoplastic polyurethane Substances 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims abstract description 11
- 229920002803 thermoplastic polyurethane Polymers 0.000 claims abstract description 11
- 229920001971 elastomer Polymers 0.000 claims abstract description 8
- 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 abstract description 7
- 239000003365 glass fiber Substances 0.000 claims abstract description 7
- 239000000806 elastomer Substances 0.000 claims abstract description 6
- 239000000779 smoke Substances 0.000 claims abstract description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 13
- 230000004888 barrier function Effects 0.000 claims description 10
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 238000012856 packing Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 239000002253 acid Substances 0.000 abstract description 4
- 230000002265 prevention Effects 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract description 2
- 238000005299 abrasion Methods 0.000 abstract 2
- 239000003513 alkali Substances 0.000 abstract 2
- 239000003921 oil Substances 0.000 abstract 2
- 238000005272 metallurgy Methods 0.000 abstract 1
- 238000005065 mining Methods 0.000 abstract 1
- 239000003208 petroleum Substances 0.000 abstract 1
- 238000010248 power generation Methods 0.000 abstract 1
- 230000008054 signal transmission Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 8
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000916 dilatatory effect Effects 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001195 polyisoprene Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005987 sulfurization reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
Abstract
The utility model discloses a flexible cable. The flexible cable has the advantages of abrasion resistance, flame retardation, fire prevention, high-low temperature resistance, acid and alkali resistance, water and oil resistance and tear resistance, and has the function of stable signal transmission. The flexible cable is composed of a copper-core twisted conductor, an insulating layer, a filling layer, a wrapping layer, an armor layer and a sheath layer which are sequentially arranged from internal to external. The copper-core twisted conductor adopts a copper-core type-II conductor. The insulating layer is formed by wrapping mica tapes. The filling layer is made of flame retardant filling ropes. The wrapping layer includes a mica tape wrapping layer and a glass fiber tape wrapping layer. The sheath layer is made of 125 DEG C low-smoke halogen-free flame-retardant thermoplastic polyurethane elastomer (TPU) material. The flexible cable provided by the utility model is suitable to be used by industrial and mining companies in the fields of power generation, metallurgy, electronics, automobiles, petroleum, chemistry and large-scale construction. The flexible cable can meet the requirements of abrasion resistance and fire prevention, and also can be used in special environments under high-low temperature, acid and alkali, oil and water and mobile conditions.
Description
Technical field
The utility model relates to cable processing and manufacturing technical field, has specifically wear-resisting, fire-retardant, fire prevention, high-low temperature resistant, acid and alkali-resistance, oil resistant water, tear-proof and good stable signal transfer functions in a kind of flexible cable of one.
Background technology
Cable has power cable, control cables, compensating cable, shielded type cable, high-temperature cable, computer cable, signal cable, coaxial cable, fire-resisting cable, shipboard cable, aluminium alloy cable etc., all formed by sub-thread or stranded conductor and insulating barrier, be used for connecting circuit, electrical equipment etc.Fire-resistant, the resistant to elevated temperatures cable of existing market is a lot, but the mobile anti-wear performance deficiency of cable, often cable makes cable bad in long-time mobile dilatory process, moves construction can to the unit having and make troubles.A kind of cable can also under the prerequisite with fireproof high-temperature resistant performance with performances such as well wear-resisting, resistance to compressions of people's demand for this reason, i.e. a kind of flexible cable.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of flexible cable.
Technical problem to be solved in the utility model realizes by the following technical solutions:
A kind of flexible cable, comprise copper core stranded conductor, outside at described copper core stranded conductor arranges insulating barrier, described copper core stranded conductor and described insulating barrier form insulated wire cores, many insulated wire cores are twisted into cable core, and the gap between cable core and cable core are provided with packed layer, belting layer outward, and described belting layer comprises Mica tape layer and wrapped layer of glass fiber band lapping layer on Mica tape layer, at described glass fibre belt lapping layer, armour is set outward, at described armour, restrictive coating is set outward.
Described insulating barrier is to be formed by 5 layers of Mica tapes.
Described packed layer is that fire-retardant gasket for packing is filled, and described Mica tape layer is wrapped on packed layer.
Described armour adopts copper sheathing screw thread armouring.
Described restrictive coating is to be extruded and formed by 125 DEG C of low-smoke halogen-free flame-retardant thermoplastic polyurethane elastomers (TPU) material.
Compared with existing technology, the beneficial effects of the utility model are embodied in:
The copper core stranded conductor of cable adopts the 2nd class copper core conductor; Insulating barrier adopts 5 layers of Mica tapes to form, and the rate of putting up reaches 50%, and its effect can make cable have good fire resistance; Belting layer adopts Mica tape layer and glass fibre belt lapping layer, and production form adopts overlapping wrapped, and the rate of putting up is not less than 15%, and Main Function is used for tightening into cable core and isolation armour; Armour adopts copper sheathing screw thread, and its effect has 2 points, and the one, play resistance to compression effect, protection core is not subject to ambient pressure and cable is damaged by pressure; The 2nd, in the time that cable is on fire, can stop burning things which may cause a fire disaster directly to enter in cable core, play fireproof effect; Restrictive coating adopts 125 DEG C of low-smoke halogen-free flame-retardant thermoplastic polyurethane elastomers (TPU) material, this material has following characteristics: (1) has good electrical property, have good elasticity, resistance to ag(e)ing and oil resistance, this has just ensured flexibility and the oil resistant water-based energy of cable; (2) temperature limit wide (70-125 DEG C), this has just ensured the high and low temperature resistance of cable, soft durometer applied range (30A-80A) has ensured anti-wear performance and the warping strength performance of cable; (3) light specific gravity (1.10-1.25); (4) show at normal temperatures caoutchouc elasticity, macromolecular material that again can plasticizing forming under high temperature, has mechanical property and the serviceability of rubber like, can process by thermoplastics again, and this has ensured the softness of cable; (5) extremely excellent ageing-resistant performance.The utility model product insulating barrier adopts the extraordinary composite sulfuration rubber of thermoplasticity TPV material, restrictive coating material adopts 125 DEG C of low-smoke halogen-free flame-retardant thermoplastic polyurethane elastomer materials, its cable-flame retardant performance can reach the bunchy category-A burning test that GB/T18380.35 specifies, has ensured the fail safe that cable uses under imflammable gas exists.In a word, the utility model is a kind ofly to integrate wear-resisting, fire-retardant, fire prevention, high-low temperature resistant, acid and alkali-resistance, oil resistant water, tear-proof and have the cable product of good stable signal transfer functions, has wide market prospects.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model.
Embodiment
Non-limiting examples is as described below:
Embodiment: as shown in Figure 1, a kind of flexible cable described in the present embodiment, copper core stranded conductor 1 adopts the 2nd class formation conductor wire core; Insulating barrier 2 adopts 5 layers of Mica tapes to form, and the rate of putting up reaches 50%, and its effect can make cable have fire resistance and make cable moving good; Packed layer 3 adopts fire-retardant gasket for packing, and it act as the anti-flammability and the roundness that ensure cable; Belting layer adopts Mica tape layer 4 and glass fibre belt lapping layer 5, and production form adopts overlapping wrapped, and the rate of putting up is not less than 15%, and Main Function is used for tightening into cable core and isolation armour; Armour 6 adopts copper sheathing screw thread, and its effect has 2 points, and the one, play resistance to compression effect, protection core is not subject to ambient pressure and cable is damaged by pressure; The 2nd, in the time that cable is on fire, can stop burning things which may cause a fire disaster directly to enter in cable core, play fireproof effect; Restrictive coating 7 adopts 125 DEG C of low-smoke halogen-free flame-retardant thermoplastic polyurethane elastomers (TPU) material, employing plsitive mold is extruded, extrusion temperature is according to the difference of warm area and different, body temperature is controlled at 190 ± 10 DEG C, head temperature is controlled at 195 ± 10 DEG C, die temperature is controlled at 260 ± 5 DEG C, can carry out suitable adjustment according to the difference of extrusion equipment and material, differs 5～10 DEG C in winter and summer.
More than show and described general principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what in above-described embodiment and specification, describe is principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. a flexible cable, comprise copper core stranded conductor (1), it is characterized in that: in the outside of described copper core stranded conductor (1), insulating barrier (2) is set, described copper core stranded conductor (1) and described insulating barrier (2) form insulated wire cores, many insulated wire cores are twisted into cable core, gap between cable core and cable core are provided with packed layer (3) outward, belting layer, described belting layer comprises Mica tape layer (4) and wrapped layer of glass fiber band lapping layer (5) on Mica tape layer (4), armour (6) is set outside described glass fibre belt lapping layer (5), restrictive coating (7) is set outside described armour (6).
2. a kind of flexible cable according to claim 1, is characterized in that: described insulating barrier (2) is to be formed by 5 layers of Mica tapes.
3. a kind of flexible cable according to claim 1, is characterized in that: described packed layer (3) is filled for fire-retardant gasket for packing, and described Mica tape layer (4) is wrapped on packed layer (3).
4. a kind of flexible cable according to claim 1, is characterized in that: described armour (6) adopts copper sheathing screw thread armouring.
5. a kind of flexible cable according to claim 1, is characterized in that: described restrictive coating (7) is to be extruded and formed by 125 DEG C of low-smoke halogen-free flame-retardant thermoplastic polyurethane elastomers (TPU) material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320882643.4U CN203706695U (en) | 2013-12-25 | 2013-12-25 | Flexible cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320882643.4U CN203706695U (en) | 2013-12-25 | 2013-12-25 | Flexible cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203706695U true CN203706695U (en) | 2014-07-09 |
Family
ID=51057098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320882643.4U Expired - Lifetime CN203706695U (en) | 2013-12-25 | 2013-12-25 | Flexible cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203706695U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103730197A (en) * | 2013-12-25 | 2014-04-16 | 安徽华星电缆集团有限公司 | Flexible cable |
-
2013
- 2013-12-25 CN CN201320882643.4U patent/CN203706695U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103730197A (en) * | 2013-12-25 | 2014-04-16 | 安徽华星电缆集团有限公司 | Flexible cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |