CN206961581U - LSOH anti-flaming fireproof power cable is pressed in one kind - Google Patents

LSOH anti-flaming fireproof power cable is pressed in one kind Download PDF

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Publication number
CN206961581U
CN206961581U CN201720734993.4U CN201720734993U CN206961581U CN 206961581 U CN206961581 U CN 206961581U CN 201720734993 U CN201720734993 U CN 201720734993U CN 206961581 U CN206961581 U CN 206961581U
Authority
CN
China
Prior art keywords
low smoke
zero halogen
band
power cable
lsoh anti
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
Application number
CN201720734993.4U
Other languages
Chinese (zh)
Inventor
赵丹丹
黄付环
李林林
罗风魁
潘永欣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHANGHAI SHENGHUA CABLE PLANT CO Ltd
SHANGHAI SHENGHUA CABLE (GROUP) CO Ltd
Original Assignee
SHANGHAI SHENGHUA CABLE PLANT CO Ltd
SHANGHAI SHENGHUA CABLE (GROUP) CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SHANGHAI SHENGHUA CABLE PLANT CO Ltd, SHANGHAI SHENGHUA CABLE (GROUP) CO Ltd filed Critical SHANGHAI SHENGHUA CABLE PLANT CO Ltd
Priority to CN201720734993.4U priority Critical patent/CN206961581U/en
Application granted granted Critical
Publication of CN206961581U publication Critical patent/CN206961581U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses LSOH anti-flaming fireproof power cable is pressed in one kind, include conductor, insulating barrier, packed layer, Ceramic silicon rubber flame retardant coating, low smoke, zero halogen band, metal wire shielding layer, rubber sheath successively from the inside to the outside, polyolefin heat shrink is provided between the low smoke, zero halogen band and metal wire shielding layer.This programme uses new mechanical structure, the situation of contraction occurs in polyolefin heat shrink when being heated, so as to when flame is invaded from Exterior cable, polyolefin heat shrink can apply the pressure towards Ceramic silicon rubber flame retardant coating direction to low smoke, zero halogen band, so as to which low smoke, zero halogen band is wrapped on Ceramic silicon rubber flame retardant coating.

Description

LSOH anti-flaming fireproof power cable is pressed in one kind
Technical field
A kind of fire-resisting cable is the utility model is related to, LSOH anti-flaming fireproof power cable is more particularly to pressed in one kind.
Background technology
Fire-resisting cable refers to the cable that certain time safe operation can be kept in the case of flame combustion.Fire-resisting cable is wide General skyscraper, underground railway, undergrond street, large-scale power station and important industrial and mining enterprises etc. of being applied to rescue with fire safety and fire-fighting Raw relevant place, for example, fire-fighting equipment and the promptly supply line to emergency services such as leading lights and control circuit.
Notification number is that metal wire shielding layer N203573706U Chinese patent discloses a kind of resistance to fire control of Ceramic silicon rubber Cable processed, it is made up of multiple insulated wire cores and protection outer layer, insulated wire cores are two or more, and protection outer layer surrounds more Outside individual insulated wire cores, glass fiber rope inserts is provided between insulated wire cores and protection outer layer, insulated wire cores include tin-coated copper Conductor and Ceramic silicon rubber insulating barrier, protection outer layer include belting layer in glass, Ceramic silicon rubber shield successively from inside to outside The outer belting layer of jacket layer, glass and tin plating soft copper silk woven shield.
Above-mentioned utility model is compiled by wrapping up belting layer and tin plating soft copper silk in glass on Ceramic silicon rubber restrictive coating Knit screen layer so that Ceramic silicon rubber restrictive coating can be by belting layer in glass when meeting baked wheaten cake knot and forming ceramic duricrust To wrapping, to prevent Ceramic silicon rubber restrictive coating produces slight crack from influenceing flameproof effect, but when flame enters from Exterior cable When invading, flame can toast to belting layer in glass and tin plating soft copper silk woven shield, belting layer and tin plating soft in glass Proof copper-wire braided screen layer can first expand than Ceramic silicon rubber restrictive coating so that belting layer is to Ceramic silicon rubber in glass The parcel ability of restrictive coating declines.
Utility model content
The purpose of this utility model is to provide pressure LSOH anti-flaming fireproof power cable in one kind, by cable Halogen Polyolefin heat shrink is set on the outside of low cigarette band so that polyolefin heat shrink can be by low smoke, zero halogen bag in heat for cable Band is pressed on Ceramic silicon rubber flame retardant coating.
Above-mentioned technical purpose of the present utility model technical scheme is that:Low smoke, zero halogen is pressed in one kind Flame-retardant fire-resistant power cable, it is low to include conductor, insulating barrier, packed layer, Ceramic silicon rubber flame retardant coating, Halogen successively from the inside to the outside Cigarette band, metal wire shielding layer, rubber sheath, polyolefin heat is provided between the low smoke, zero halogen band and metal wire shielding layer Shrinkage layer.
By using above-mentioned technical proposal, the situation of contraction occurs in polyolefin heat shrink when being heated, so as to When flame is invaded from Exterior cable, polyolefin heat shrink can apply towards Ceramic silicon rubber to low smoke, zero halogen band The pressure in flame retardant coating direction, so as to which low smoke, zero halogen band is wrapped on Ceramic silicon rubber flame retardant coating.
The utility model is further arranged to:The low smoke, zero halogen band is divided into positive and negative, and the low smoke, zero halogen band leans on The side of nearly sheath is front, and the low smoke, zero halogen band is reverse side close to the side of conductor, the low smoke, zero halogen band front Both sides be provided with raised line, the side of the low smoke, zero halogen band reverse side is provided with the neck agreed with raised line.
By using above-mentioned technical proposal, helically state is wrapped on three conductors low smoke, zero halogen band, but ceramic The heated portion of Ceramic silicon rubber flame retardant coating will deform upon during the local heating of SiClx rubber flame retardant coating, low smoke, zero halogen bag Easily there is situation about loosening in band, and raised line can be embedded in neck just when low smoke, zero halogen band spiral winding, profit The stability of low smoke, zero halogen band winding can be improved with the cooperation of raised line and neck so that low smoke, zero halogen band is not susceptible to pine It is dynamic.
The utility model is further arranged to:The neck agreed with raised line is offered on the polyolefin heat shrink.
By using above-mentioned technical proposal, polyolefin heat shrink and Halogen can be improved using the cooperation of raised line and neck Stability between low cigarette band.
The utility model is further arranged to:The conductor is two or more, and steel wire is provided centrally with multiple conductors.
By using above-mentioned technical proposal, indulged in the centre of more conductors and put steel wire, it is possible to increase the tensile strength of cable.
The utility model is further arranged to:The metal wire shielding layer is formed by aluminium wire through knitting device.
By using above-mentioned technical proposal, the lighter weight and electric conductivity of aluminium wire are stronger, can play a part of ground wire, and The metal wire shielding layer formed through knitting device has good elasticity, so as to lift the structural strength of cable.
The utility model is further arranged to:Copper wire is equipped with the packed layer.
By using above-mentioned technical proposal, copper wire has stronger structural strength, lifts the structural strength of cable, copper wire is also With preferable shielding properties, and copper wire is softer, does not interfere with the flexibility of cable.
The utility model is further arranged to:The copper wire is spirally wound on outside the insulating barrier.
By using above-mentioned technical proposal, copper wire is spirally wound on outside insulating barrier, and when cable is bent, copper wire can be with Easily extended, so as to keep the flexibility of cable.
In summary, the utility model has the advantages that:Set by polyolefin heat shrink in flame During invasion, polyolefin heat shrink can apply the pressure towards Ceramic silicon rubber flame retardant coating direction to low smoke, zero halogen band, from And low smoke, zero halogen band is wrapped on Ceramic silicon rubber flame retardant coating;Set, made by the low smoke, zero halogen band with raised line Obtain low smoke, zero halogen band itself and the stability between low smoke, zero halogen band and polyolefin heat shrink is improved.
Brief description of the drawings
Fig. 1 is the structural representation of middle pressure LSOH anti-flaming fireproof power cable;
Fig. 2 is the structural representation of low smoke, zero halogen band;
Fig. 3 is the structural representation of metal wire shielding layer;
Fig. 4 is the attachment structure schematic diagram of insulating barrier and copper wire.
In figure:1st, conductor;2nd, insulating barrier;21st, cross-linking type conductor shield;22nd, crosslinked polyethylene insulation material layer;23、 Cross-linking type insulation screen;3rd, copper wire;4th, packed layer;5th, Ceramic silicon rubber flame retardant coating;6th, low smoke, zero halogen band;7th, polyolefin Heat shrink;8th, metal wire shielding layer;81st, aluminium wire;9th, rubber sheath;10th, steel wire;11st, neck;12nd, raised line.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in figure 1, pressing LSOH anti-flaming fireproof power cable in one kind, include conductor 1, insulation successively from the inside to the outside Layer 2, packed layer 4, Ceramic silicon rubber flame retardant coating 5, low smoke, zero halogen band 6, metal wire shielding layer 8, rubber sheath 9, in Halogen Polyolefin heat shrink 7 is provided between low cigarette band 6 and metal wire shielding layer 8, so as to what is invaded when flame from Exterior cable When, polyolefin heat shrink 7 can apply the pressure towards the direction of Ceramic silicon rubber flame retardant coating 5 to low smoke, zero halogen band 6, from And wrap low smoke, zero halogen band 6 on Ceramic silicon rubber flame retardant coating 5, Ceramic silicon rubber flame retardant coating 5 is meeting baked wheaten cake knot shape It can be wrapped into when ceramic duricrust by low smoke, zero halogen band 6, to prevent Ceramic silicon rubber flame retardant coating 5 from producing slight crack Influence flameproof effect.Conductor 1 has two or more, is provided centrally with steel wire 10 in multiple conductors 1, can be improved by steel wire 10 The tensile strength of cable.Insulating barrier 2 includes cross-linking type conductor shield 21, crosslinked polyethylene insulation material layer 22 from the inside to the outside With cross-linking type insulation screen 23.
As depicted in figs. 1 and 2, the outside of Ceramic silicon rubber flame retardant coating 5 is wound with low smoke, zero halogen band 6, low smoke, zero halogen bag It is front close to the side of sheath that band 6, which divides for positive and negative, low smoke, zero halogen band 6, and low smoke, zero halogen band 6 is close to the side of conductor 1 For reverse side, 6 positive both sides of low smoke, zero halogen band are provided with raised line 12, the side of the reverse side of low smoke, zero halogen band 6 be provided with it is convex The neck 11 that bar 12 agrees with, helically state is wrapped on Ceramic silicon rubber flame retardant coating 5 band of low smoke, zero halogen band 6, but is made pottery The heated portion of Ceramic silicon rubber flame retardant coating 5 will deform upon during the local heating of porcelain SiClx rubber flame retardant coating 5, Halogen Easily there is situation about loosening in low cigarette band 6, and raised line 12 can be embedded just when low smoke, zero halogen band 6 is with spiral winding In neck 11, stability of the low smoke, zero halogen band 6 with winding can be improved using the cooperation of raised line 12 and neck 11 so that nothing The low cigarette band 6 of halogen is not susceptible to loosen.The neck 11 agreed with raised line 12 is offered on polyolefin heat shrink 7, utilization is convex The cooperation of bar 12 and neck 11 can improve the stability between polyolefin heat shrink 7 and low smoke, zero halogen band 6.
As shown in figure 3, metal wire shielding layer 8 is formed by aluminium wire 81 through knitting device, the lighter weight and electric conductivity of aluminium wire 81 It is relatively strong, ground wire can be played a part of, and the metal wire shielding layer 8 formed through knitting device has good elasticity, so as to be lifted The structural strength of cable.
As shown in Figure 1 and Figure 4, copper wire 3 is equipped with packed layer 4, for lifting the structural strength of cable, copper wire 3 also has There is preferable shielding properties, electromagnetic radiation can be shielded, improve the stability of electric current, copper wire 3 is spirally wound on outside insulating barrier 2, Making cable, copper wire 3 can adapt to the deformation of cable when bending, and not influence the flexibility of cable.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but As long as all protected in right of the present utility model by Patent Law.

Claims (7)

1. pressing LSOH anti-flaming fireproof power cable in one kind, include conductor (1), insulating barrier (2), filling successively from the inside to the outside Layer (4), Ceramic silicon rubber flame retardant coating (5), low smoke, zero halogen band (6), metal wire shielding layer (8), rubber sheath (9), it is special Sign is:Polyolefin heat shrink (7) is provided between the low smoke, zero halogen band (6) and metal wire shielding layer (8).
2. press LSOH anti-flaming fireproof power cable in one kind according to claim 1, it is characterised in that:The Halogen Low cigarette band (6) is divided into positive and negative, and the low smoke, zero halogen band (6) is positive, the low smoke, zero halogen bag close to the side of sheath Band (6) is reverse side close to the side of conductor (1), and the positive both sides of the low smoke, zero halogen band (6) are provided with raised line (12), described The side of low smoke, zero halogen band (6) reverse side is provided with the neck (11) agreed with raised line (12).
3. press LSOH anti-flaming fireproof power cable in one kind according to claim 2, it is characterised in that:The polyene The neck (11) agreed with raised line (12) is offered on hydrocarbon heat shrink (7).
4. press LSOH anti-flaming fireproof power cable in one kind according to claim 1, it is characterised in that:The conductor (1) it is two or more, steel wire (10) is provided centrally with multiple conductors (1).
5. press LSOH anti-flaming fireproof power cable in one kind according to claim 1, it is characterised in that:The gold Category silk screen layer (8) is formed by aluminium wire (81) through knitting device.
6. press LSOH anti-flaming fireproof power cable in one kind according to claim 1, it is characterised in that:The filling Copper wire (3) is equipped with layer (4).
7. press LSOH anti-flaming fireproof power cable in one kind according to claim 6, it is characterised in that:The copper wire (3) it is spirally wound on the insulating barrier (2) outside.
CN201720734993.4U 2017-06-22 2017-06-22 LSOH anti-flaming fireproof power cable is pressed in one kind Expired - Fee Related CN206961581U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720734993.4U CN206961581U (en) 2017-06-22 2017-06-22 LSOH anti-flaming fireproof power cable is pressed in one kind

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720734993.4U CN206961581U (en) 2017-06-22 2017-06-22 LSOH anti-flaming fireproof power cable is pressed in one kind

Publications (1)

Publication Number Publication Date
CN206961581U true CN206961581U (en) 2018-02-02

Family

ID=61386111

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720734993.4U Expired - Fee Related CN206961581U (en) 2017-06-22 2017-06-22 LSOH anti-flaming fireproof power cable is pressed in one kind

Country Status (1)

Country Link
CN (1) CN206961581U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109637715A (en) * 2019-01-16 2019-04-16 京仪股份有限公司 The golden copper-clad alloy cable of the counter-bending heat dissipation of one kind and its manufacturing process

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109637715A (en) * 2019-01-16 2019-04-16 京仪股份有限公司 The golden copper-clad alloy cable of the counter-bending heat dissipation of one kind and its manufacturing process

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180202

Termination date: 20200622

CF01 Termination of patent right due to non-payment of annual fee