CN206541664U - A kind of heat-resistant fireproof cable - Google Patents
A kind of heat-resistant fireproof cable Download PDFInfo
- Publication number
- CN206541664U CN206541664U CN201720244297.5U CN201720244297U CN206541664U CN 206541664 U CN206541664 U CN 206541664U CN 201720244297 U CN201720244297 U CN 201720244297U CN 206541664 U CN206541664 U CN 206541664U
- Authority
- CN
- China
- Prior art keywords
- heat
- conductor
- resistant fireproof
- fireproof cable
- insulating barrier
- 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
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model belongs to electric line clothing arts, is related to a kind of heat-resistant fireproof cable, including：By the fire resisting packing at the stranded cable core of many insulated wire cores, the filling insulated wire cores center and gap, the first restrictive coating and the second restrictive coating that are coated on successively on the outside of the cable core, wherein, the insulated wire cores include：Stranded conductor, the first insulating barrier being coated on successively on the outside of the stranded conductor and the second insulating barrier.Compared with prior art, the flame-resistant high-temperature-resistant ability and environmental-protecting performance of cable can be improved according to the heat-resistant fireproof cable of the utility model embodiment, it is ensured that power circuit runs safety and reliability.
Description
Technical field
The utility model belongs to electric line clothing arts, is related to a kind of cable, is hindered more particularly, to a kind of high temperature resistant
Fire cable.
Background technology
With the continuous enhancing of rapid economic development and mankind's environmental consciousness, energy resource structure application adjustment has been general trend of events institute
Become, the clean energy resource such as wind energy, solar energy is the emphasis of power grid construction, and cable is as the important composition part of power network, its own
Security performance and environmental-protecting performance it is equally most important.Particularly in the abundant west area of wind energy, solar energy resources, it is desirable to institute
The cable of application has excellent heat-resistant fireproof performance, is provided simultaneously with excellent environmental protection characteristic.
Utility model content
The utility model aims to provide a kind of heat-resistant fireproof cable.
A kind of heat-resistant fireproof cable that the utility model is related to, including：By the stranded cable core of many insulated wire cores,
The fire resisting packing for filling the insulated wire cores center and gap, the first restrictive coating and being coated on successively on the outside of the cable core
Two restrictive coatings, wherein, the insulated wire cores include：Stranded conductor, first be coated on successively on the outside of the stranded conductor are insulated
Layer and the second insulating barrier.
Embodiments in accordance with the present invention, the stranded conductor can include inner core using annealing copper conductor, the stranded conductor
Conductor, intermediate layer conductor and outer contact, interior core conductor are formed by many circular cross-section conductor strands, intermediate layer conductor and outer layer
Conductor is formed by many trapezoid cross section conductor strands.
Embodiments in accordance with the present invention, first insulating barrier is LSOH anti-flaming cross-linking type polyolefin insulation layer.
Embodiments in accordance with the present invention, second insulating barrier is polyether-ether-ketone insulating barrier.
Embodiments in accordance with the present invention, the fire resisting packing may include center-filled bar and gap packing, by regenerating
Halogen-free and low-smoke flame-retardant polyolefin material is made.
Embodiments in accordance with the present invention, first restrictive coating is polyether-ether-ketone restrictive coating.
Embodiments in accordance with the present invention, second restrictive coating is LSOH anti-flaming cross-linking type polyolefin sheath layer.
Compared with prior art, advantages below is had according to the heat-resistant fireproof cable of the utility model embodiment：
The utility model integrated use simultaneously optimizes material and processing technology, realizes the preparation of cable.
Stranded conductor is prepared using the annealing copper product of mechanical performance and excellent electric properties, stranded conductor is cut using circular
The combination of face conductor and trapezoid cross section conductor, so as to reduce conductor strand external diameter, reduces the consumption of subsequent handling material, reduces into
This.
Protected using the LSOH anti-flaming cross-linking type polyolefine material with environmental protection characteristic as the first insulating barrier and second
Jacket layer, using polyetheretherketonematerials materials as the second insulating barrier and the first restrictive coating, using regeneration halogen-free and low-smoke flame-retardant polyolefin material
Material, thus, it is possible to improve the flame-resistant high-temperature-resistant performance of cable, realizes recycling for wasted polyolefine material as packing,
Improve the environmental-protecting performance of cable.
Brief description of the drawings
Fig. 1 is the structural representation of the heat-resistant fireproof cable according to the utility model embodiment.
In figure, 1- conductors, core conductor in 11-, 12- intermediate layers conductor, 13- outer contacts, 2- insulating barriers, 21- first is exhausted
Edge layer, the insulating barriers of 22- second, 3- fire resisting packings, 31- center-filled bars, 32- gaps packing, the restrictive coatings of 4- first, 5-
Second restrictive coating.
Embodiment
The utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment 1
Embodiment of the present utility model provides a kind of heat-resistant fireproof cable, and its structure is as shown in Figure 1.
It will be seen from figure 1 that interior core conductor 11, intermediate layer conductor 12 and the composition stranded conductor 1 of outer contact 13.Twisting
Close the outside of conductor 1 and coat the first insulating barrier 21 and the second insulating barrier 22 successively.Stranded conductor 1, the first insulating barrier 21 and second are exhausted
Edge layer 22 constitutes core.
In three core central filler center-filled bars 31, gap packing 32 is filled between adjacent core.Three lines
The stranded formation cable core of core, the first restrictive coating 4 and the second restrictive coating 5 are coated in outer layer of cable core successively, constitute heat-resistant fireproof cable.
It will be apparent to those skilled in the art that when forming cable core only with both threads core is stranded, can be filled only between adjacent core
Gap packing 32.
Specifically, stranded conductor 1 is made using annealing copper product, wherein, interior core conductor 11 is moved back by many circular cross-sections
Fiery copper conductor is stranded to be formed, intermediate layer conductor 12 by many trapezoidal (preferably, trapezoidal base be in circular arc) sections annealing
Copper conductor is stranded to be formed, and outer contact 13 is led by the annealed copper in many trapezoidal (preferably, trapezoidal base is in circular arc) sections
Body is stranded to be formed.The direction of lay of interior core conductor 11 is left-hand or dextrad, the direction of lay of intermediate layer conductor and interior core conductor
11 direction of lay is identical, and the direction of lay of outer contact is identical or opposite with the direction of lay of interior core conductor 11.
Outside stranded conductor 1 can coated insulation layer 2, for example, extruding obtained the using LSOH anti-flaming cross-linking type polyolefin
One insulating barrier, obtained second insulating barrier is extruded using polyether-ether-ketone.
Fire resisting packing 3 is filled between core, for example, in core central filler center-filled bar 31, in adjacent core
Fill gap packing 32 in gap.
The outer layer of cable core constituted in stranded core is squeezed using polyether-ether-ketone and LSOH anti-flaming cross-linking type polyolefin successively
The first restrictive coating 4 and the second restrictive coating 5 are packed to obtain, heat-resistant fireproof cable is constituted.
, can be with the number of plies of intermediate layer conductor it is worth noting that, in other embodiment of the present utility model
For multilayer, in the utility model, multilayer refers to two layers or more.Term " first ", " second " etc. are only used for different parts
Distinguish, be not implied by the sequencing or priority level of different parts.
Above-described embodiment, is entered to the purpose of this utility model, technical scheme and beneficial effect
One step is described in detail, be should be understood that and be the foregoing is only embodiment of the present utility model, is not used to limit
Fixed protection domain of the present utility model, all any modifications within spirit of the present utility model and principle, made, is equally replaced
Change, improve, should be included within protection domain of the present utility model.
Claims (7)
1. a kind of heat-resistant fireproof cable, it is characterised in that the heat-resistant fireproof cable includes：It is stranded by many insulated wire cores
Cable core, the fire resisting packing at the filling insulated wire cores center and gap, be coated on successively on the outside of the cable core the
One restrictive coating and the second restrictive coating, wherein, the insulated wire cores include：Stranded conductor, it is coated on successively outside the stranded conductor
The first insulating barrier and the second insulating barrier of side.
2. heat-resistant fireproof cable according to claim 1, it is characterised in that the stranded conductor include interior core conductor,
Intermediate layer conductor and outer contact, interior core conductor are formed by many circular cross-section conductor strands, intermediate layer conductor and outer contact
Formed by many trapezoid cross section conductor strands.
3. heat-resistant fireproof cable according to claim 1, it is characterised in that first insulating barrier hinders for low smoke, zero halogen
Fire cross-linking type polyolefin insulation layer.
4. heat-resistant fireproof cable according to claim 1, it is characterised in that second insulating barrier is that polyether-ether-ketone is exhausted
Edge layer.
5. heat-resistant fireproof cable according to claim 1, it is characterised in that the fire resisting packing is low by regeneration Halogen
Smoke flame-proof polyolefin material is made.
6. heat-resistant fireproof cable according to claim 1, it is characterised in that first restrictive coating protects for polyether-ether-ketone
Jacket layer.
7. heat-resistant fireproof cable according to claim 1, it is characterised in that second restrictive coating hinders for low smoke, zero halogen
Fire cross-linking type polyolefin sheath layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720244297.5U CN206541664U (en) | 2017-03-14 | 2017-03-14 | A kind of heat-resistant fireproof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720244297.5U CN206541664U (en) | 2017-03-14 | 2017-03-14 | A kind of heat-resistant fireproof cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206541664U true CN206541664U (en) | 2017-10-03 |
Family
ID=59941306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720244297.5U Expired - Fee Related CN206541664U (en) | 2017-03-14 | 2017-03-14 | A kind of heat-resistant fireproof cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206541664U (en) |
-
2017
- 2017-03-14 CN CN201720244297.5U patent/CN206541664U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104715840B (en) | The maritime platform essential safe type oil resistant fireproof cable of resistance to mud and preparation technology | |
| CN205302999U (en) | Metal sheath inorganic mineral insulation flexible fireproof cable | |
| CN211376289U (en) | Medium-voltage power cable for rail transit | |
| CN202948763U (en) | Safe fire-resistant medium and high voltage cable | |
| CN204229893U (en) | A kind of fire-proof medium-voltage cable | |
| CN211529645U (en) | Super flexible mineral substance fireproof cable | |
| CN203706730U (en) | High-flame-retardant low smoke halogen-free medium-voltage fire resisting cable | |
| CN203406054U (en) | Fireproof aluminum conductor cable | |
| CN204423958U (en) | The maritime platform essential safe type oil resistant fireproof cable of resistance to mud | |
| CN218513193U (en) | Long-life flame-retardant B1-grade halogen-free low-smoke low-voltage power cable | |
| CN206541664U (en) | A kind of heat-resistant fireproof cable | |
| CN206363777U (en) | A kind of environment-friendly type fire resistant flexible midium voltage cable | |
| CN206363798U (en) | A kind of fire proof power cable | |
| CN106024169B (en) | A kind of high fire-retardance high life high capacity low-smoke non-halogen building cloth wire and preparation technology | |
| CN210443320U (en) | Flame-retardant heat-resistant cable | |
| CN204651023U (en) | The halogen-free flameproof fireproof cable of modified node method | |
| CN204102616U (en) | A kind of novel flame-retardant fireproof cable | |
| CN210606749U (en) | Low-smoke environment-friendly halogen-free flame-retardant fire-resistant cable | |
| CN206532641U (en) | A kind of heat-resistant fireproof cable used for intelligent electric network | |
| CN203839077U (en) | Locomotive vehicle cable for high-speed rail and urban rail CRH trains | |
| CN206672693U (en) | Multicore cable is pressed in one kind fire prevention | |
| CN206961581U (en) | LSOH anti-flaming fireproof power cable is pressed in one kind | |
| CN207199333U (en) | A kind of non-ignitable cable of flexible high-temperature resistant | |
| CN205028681U (en) | Flexible fireproof cable of mineral insulation strap lock armo | |
| CN104112538A (en) | Aluminum-alloy medium-voltage fireproof power cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171003 Termination date: 20200314 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |