CN207676688U - A kind of high fire-retardance resistant spark cable - Google Patents
A kind of high fire-retardance resistant spark cable Download PDFInfo
- Publication number
- CN207676688U CN207676688U CN201820124519.4U CN201820124519U CN207676688U CN 207676688 U CN207676688 U CN 207676688U CN 201820124519 U CN201820124519 U CN 201820124519U CN 207676688 U CN207676688 U CN 207676688U
- Authority
- CN
- China
- Prior art keywords
- cable
- metal sleeve
- sleeved
- outside
- retardance
- 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 - Fee Related
Links
- 229910052751 metal Inorganic materials 0.000 claims abstract description 34
- 239000002184 metal Substances 0.000 claims abstract description 34
- 239000010445 mica Substances 0.000 claims abstract description 23
- 229910052618 mica group Inorganic materials 0.000 claims abstract description 23
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000004033 plastic Substances 0.000 claims abstract description 12
- 229920003023 plastic Polymers 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims description 9
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 229920003020 cross-linked polyethylene Polymers 0.000 claims description 3
- 239000004703 cross-linked polyethylene Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001256 stainless steel alloy Inorganic materials 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims 2
- 239000010949 copper Substances 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 7
- 239000003063 flame retardant Substances 0.000 abstract description 3
- 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 abstract description 2
- 238000010276 construction Methods 0.000 abstract description 2
- 238000004079 fireproofing Methods 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 description 3
- 238000005253 cladding Methods 0.000 description 2
- 238000010892 electric spark Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009422 external insulation Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model is related to a kind of high fire-retardance resistant spark cables, the more cable cores including oversheath and inside oversheath, the oversheath includes mica casing, outer metal sleeve and the plastic bushing of sequence setting from inside to outside, the mica casing is sleeved on more cable cores, the outer metal sleeve is sleeved on mica jacket exterior, and the plastic bushing is sleeved on outside outer metal sleeve；Every cable core includes copper core, insulating layer, interior metal sleeve and shielded layer, and the insulating layer is sleeved on outside copper core, and the interior metal sleeve is sleeved on outside insulating layer, and the shielded layer is wrapped in outside interior metal sleeve.On the basis of ensureing cable basic performance, by optimizing the construction of cable, fireproofing of cable flame retardant effect is enhanced, the safety that cable uses is improved.
Description
Technical field
The utility model is related to cable processing technique field, in particular to a kind of high fire-retardance resistant spark cables.
Background technology
Cable（electric cable；power cable）：Typically by several or several groups of conducting wires（Every group at least two）
The cable for the similar rope being twisted, mutually insulated between every group of conducting wire, and be often twisted into around a center, entire outside
It is surrounded by the coating of high-insulation.Cable has interior energization, the feature of external insulation.
In the prior art, cable is in production and actual use, there are the bad defect of anti-fire effect, therefore the application
Existing cable structure is improved, proposes a kind of high fire-retardance resistant spark cable.
Utility model content
The utility model in view of the deficiencies of the prior art, provides a kind of high fire-retardance resistant spark cable.
The utility model is achieved by the following technical solution, and provides a kind of high fire-retardance resistant spark cable, the cable packet
Oversheath and the more cable cores inside oversheath are included, the oversheath includes the mica set of sequence setting from inside to outside
Pipe, outer metal sleeve and plastic bushing, the mica casing are sleeved on more cable cores, and the outer metal sleeve is sleeved on mica
Jacket exterior, the plastic bushing are sleeved on outside outer metal sleeve；Every cable core includes copper core, insulating layer, interior metal sleeve
And shielded layer, the insulating layer are sleeved on outside copper core, the interior metal sleeve is sleeved on outside insulating layer, the shielded layer packet
It is rolled in outside interior metal sleeve.
Preferably, being equipped with filled layer between more cable cores and mica casing, the filled layer is glass fibre torsade.
Preferably, the quantity of the cable core is 4.
Preferably, the insulating layer material is crosslinked polyethylene.Insulating layer can play insulation effect.
Preferably, the interior metal sleeve material is stainless steel or aluminium alloy.Interior metal sleeve is by copper core and insulating layer
Cladding inside it, on the one hand can play resistance effect, avoid water from entering copper core and cause short circuit, on the other hand can improve combustion
Point avoids dieseling caused by excessive, the short-circuit and electric spark of copper core fever.
Preferably, the shielded layer material is PTFE plastics.Copper core is wrapped in wherein it is possible to be risen to copper core by shielded layer
To good shield effectiveness, generation interference between each copper core is avoided.
The beneficial effects of the utility model are：
The setting of outer metal sleeve, interior metal sleeve, mica casing and filled layer, in the base for ensureing cable basic performance
On plinth, by optimizing the construction of cable, fireproofing of cable flame retardant effect is enhanced, the safety that cable uses is improved.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model.
As shown in the figure：
1, mica casing, 2, outer metal sleeve, 3, plastic bushing, 4, filled layer, 5, copper core, 6, insulating layer, 7, interior metal
Casing, 8, shielded layer.
Specific implementation mode
In order to clarify the technical characteristics of the invention, below by specific implementation mode, this programme is illustrated.
As shown in Figure 1, the utility model includes oversheath and the more cable cores inside oversheath, the oversheath
Include mica casing 1, outer metal sleeve 2 and the plastic bushing 3 of sequence setting from inside to outside, the mica casing 1 is sleeved on more
On root cable core, the outer metal sleeve 2 is sleeved on outside mica casing 1, and the plastic bushing 3 is sleeved on outside outer metal sleeve 2
Portion.Filled layer 4 is equipped between more cable cores and mica casing 1, the filled layer 4 is glass fibre torsade.In the present embodiment,
The quantity of the cable core is 4.
The mica casing 1 is bonded by mica paper, glass fabric and polyester film and is integrally formed, and mica casing 1 is sleeved on
It is in close contact on more cable cores and with each cable core, mica casing 1 can fix cable core, it is possible to without using packet
Band tightens cable core implementation, fixes.Mica casing 1, which is tubular structure, to be implemented in order to external metal sleeve 2 and mica casing 1
Suit.The setting of mica casing 1 makes cable-flame retardant be obviously improved.
Every cable core includes copper core 5, insulating layer 6, interior metal sleeve 7 and shielded layer 8, and the insulating layer 6 is sleeved on copper core 5
Outside, the interior metal sleeve 7 are sleeved on outside insulating layer 6, and the shielded layer 8 is wrapped in outside interior metal sleeve 7.It is described exhausted
6 material of edge layer is crosslinked polyethylene, and insulating layer 6 can play insulation effect；7 material of interior metal sleeve is stainless steel or aluminium
Alloy, interior metal sleeve 7 by copper core 5 and insulating layer 6 cladding inside it, on the one hand can play resistance effect, avoid water into
Enter copper core 5 and cause short circuit, on the other hand can improve burning point, copper core 5 is avoided to generate heat caused by excessive, short-circuit and electric spark certainly
Fire phenomenon；8 material of the shielded layer is PTFE plastics, and copper core 5 is wrapped in wherein it is possible to be played very well to copper core 5 by shielded layer 8
Shield effectiveness, avoid and generate interference between each copper core 5.
Certainly, above description is also not limited to the example above, and technical characteristic of the utility model without description can lead to
It crosses or realizes that details are not described herein using the prior art；Above example and attached drawing are merely to illustrate the technology of the utility model
Scheme is not limitations of the present invention, and the utility model is described in detail with reference to preferred embodiment, this
Field it is to be appreciated by one skilled in the art that those skilled in the art institute in the essential scope of the utility model
The variations, modifications, additions or substitutions made without departure from the objective of the utility model, want by the right that should also belong to the utility model
Seek protection domain.
Claims (6)
1. a kind of high fire-retardance resistant spark cable, including oversheath and the more cable cores inside oversheath, it is characterised in that：
The oversheath includes the mica casing of sequence setting from inside to outside（1）, outer metal sleeve（2）And plastic bushing（3）, the cloud
Mother set pipe（1）It is sleeved on more cable cores, the outer metal sleeve（2）It is sleeved on mica casing（1）Outside, the plastic bushing
（3）It is sleeved on outer metal sleeve（2）It is external；Every cable core includes copper core（5）, insulating layer（6）, interior metal sleeve（7）And shielding
Layer（8）, the insulating layer（6）It is sleeved on copper core（5）Outside, the interior metal sleeve（7）It is sleeved on insulating layer（6）Outside, institute
State shielded layer（8）It is wrapped in interior metal sleeve（7）It is external.
2. a kind of high fire-retardance resistant spark cable according to claim 1, it is characterised in that：More cable cores and mica casing
（1）Between be equipped with filled layer（4）, the filled layer（4）For glass fibre torsade.
3. a kind of high fire-retardance resistant spark cable according to claim 2, it is characterised in that：The quantity of the cable core is 4.
4. a kind of high fire-retardance resistant spark cable according to claim 3, it is characterised in that：The insulating layer（6）Material is
Crosslinked polyethylene.
5. a kind of high fire-retardance resistant spark cable according to claim 1, it is characterised in that：The interior metal sleeve（7）Material
Matter is stainless steel or aluminium alloy.
6. a kind of high fire-retardance resistant spark cable according to claim 5, it is characterised in that：The shielded layer（8）Material is
PTFE plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820124519.4U CN207676688U (en) | 2018-01-25 | 2018-01-25 | A kind of high fire-retardance resistant spark cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820124519.4U CN207676688U (en) | 2018-01-25 | 2018-01-25 | A kind of high fire-retardance resistant spark cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207676688U true CN207676688U (en) | 2018-07-31 |
Family
ID=62974092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820124519.4U Expired - Fee Related CN207676688U (en) | 2018-01-25 | 2018-01-25 | A kind of high fire-retardance resistant spark cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207676688U (en) |
-
2018
- 2018-01-25 CN CN201820124519.4U patent/CN207676688U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180731 |