CN105336430A - Animal-control composite cable for urban railway system - Google Patents
Animal-control composite cable for urban railway system Download PDFInfo
- Publication number
- CN105336430A CN105336430A CN201510850967.3A CN201510850967A CN105336430A CN 105336430 A CN105336430 A CN 105336430A CN 201510850967 A CN201510850967 A CN 201510850967A CN 105336430 A CN105336430 A CN 105336430A
- Authority
- CN
- China
- Prior art keywords
- cable
- insulation
- wrapped
- control
- composite cable
- 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.)
- Pending
Links
Landscapes
- Insulated Conductors (AREA)
Abstract
The invention provides an animal-control composite cable for an urban railway system. The animal-control composite cable comprises a direct-current power cable core and at least two control cable cores. The control cable cores are concentrically stranded outside the direct-current power cable core to form a control cable core layer. The animal-control composite cable is characterized in that the direct-current power cable core sequentially comprises direct-current power cable conductors, extruded direct-current power cable insulation, first wrapping flame retardant tape, longitudinally-wrapping aluminum-plastic composite tape and a first extruded inner jacket layer from inside to outside; the control cable core layer sequentially comprises second wrapping flame retardant tape, a second extruded inner jacket layer, wrapping copper tape armor, third wrapping flame retardant tape and an extruded outer jacket layer from inside to outside. The cable has the advantages of being high in insulation performance, is in the flame retardant A level, and is low in smoke, free of halogen, waterproof, resistant to mice, ants, ultraviolet rays and electric field interference, good in bending performance and compact in structure; in addition, the electric energy transmission function, the control function, the signal function, the protection function, the measuring function and the like can be achieved at the same time.
Description
Technical field
Patent of the present invention relates to field of cable technology, specifically, relates generally to the dynamic control composite cable of a kind of urban track traffic.
Background technology
Urban track traffic is the major measure that traffic environment is improved in current international big city, due to the particularity of track traffic, high to the fail safe of electric power system, reliability requirement.And subway, light rail cable lay circumstance complication, prior art products often can not meet the various rigors laid simultaneously; The environment for use of urban light rail subway cable mostly is densely populated underground, once breaking out of fire, the environment of underground sealed brings very large difficulty to personnel escape and fire-fighting work.Therefore require higher to fire resistance, fire resistance will meet the requirement of A level in GB/T18380.3.Meanwhile, during burning, the release of smog and toxic gas can hinder firemanic carrying out, and sour gas all can damage people and equipment, therefore also has higher requirement to the burst size of smog during burning and toxic gas; Urban light rail subway cable is due to the effect of environment and meteorologic factor, cable likely lay in a humidity environment by the long period, hydrone likely immerses cable, invade cable inside, absorbed by insulation absorption, cause the decline of electric property, the oxidation of conductor, corrosion can be caused, not only affect the electrical property of cable, and time serious, abnormal broken line accident can occur, cable will have water-proof function; Urban light rail subway cable is laid in underground for a long time, and be easily subject to the attack of toy (as muroid, ant class), affect the performance of cable, cable should have termite-resistant rodent-resistant function; If urban light rail subway cable cable is not use in subway, but be laid in elevated railway, so just may stand the test of solar radiation and various meteorological condition for a long time, the sheath of cable is for a long time by solar radiation, easily there is color fading, mechanical and physical performance declines the even phenomenon such as cracking, and cable should have anti-ultraviolet function; Urban light rail subway cable laying limited space, requires direct current cables lightweight on the one hand, flexible, radius of turn is little.On the other hand, the cable type laid in roughing-in is many, quantity is many, need the outside diameter of cable little, easily lay; Urban light rail subway is except needing a large amount of power cables, also need use a large amount of control, signal, protection and measure cable, prior art is owing to considering the factor of electric interfering field, often power cable and control, signal, protection and measure cable and process separately, lay respectively, this not only brings difficulty to construction, too increases use and construction cost; And due to control, signal, protection and to measure the wire core diameter of cable less, tensile strength is lower, easily abrades or break in laid processes.
Summary of the invention
The object of this invention is to provide and a kind of there is higher insulation property, fire-retardant A level, low smoke and zero halogen, waterproof, termite-resistant rodent-resistant, antiultraviolet, anti-electric jamming, good bending property, compact conformation, and play the dynamic control composite cable of urban track traffic of electric energy transmitting and control, signal, protection and measurement simultaneously.
The dynamic control composite cable of a kind of urban track traffic of the present invention, comprises insulation DC electric cable cable core and at least two control conductor.Described control conductor concentric stranding forms control line sandwich layer outward at insulation DC electric cable cable core; Described insulation DC electric cable cable core comprises insulation DC electric cable conductor, the insulation DC electric cable insulation extruded, the first wrapped inhibiting tape from inside to outside successively, indulges the aluminium-plastic tape wrapped, the first inner restrictive coating extruded; Described control line sandwich layer comprises the second wrapped inhibiting tape from inside to outside successively outward, extrudes the second inner restrictive coating, wrapped copper strips armouring, the 3rd wrapped inhibiting tape, the external sheath layer that extrudes.
Further improvement, is filled with flame resistant filler rope between described control conductor.
Further improvement, is surrounded with alkali-free glass fibre band outside described control conductor.
Further improvement, described first inhibiting tape, the second inhibiting tape, the 3rd inhibiting tape are alkali-free glass fibre band, and described flame resistant filler rope is alkali-free glass wool rope.
Further improvement, the first described inner restrictive coating is polythene inner or low-smoke bittern-free highly fire-proof oxygen barrier sheath.
Further improvement, the second described inner restrictive coating is the low-smoke bittern-free highly fire-proof oxygen barrier sheath being filled with inorganic combustion inhibitor.
Further improvement, described external sheath layer is low-smoke halogen-free flame-retardant sheath material.
Improve further again, the brass band of described copper strips to be thickness be 0.12mm, adopt that Double-layer gap is wrapped or single overlays is wrapped.Preferentially select single overlays wrapped, the rate of putting up between copper strips is 15% (nominal value) of copper strips width, and the minimum rate of putting up should be not less than 5%.
The present invention adopts above technical scheme compared with prior art, has following technique effect:
(1) have higher insulation property, and adopt low cigarette without compared with (low) halogen flame-proof cross-linking polyolefin insulation in prior art, the electricity function indexs such as the insulation resistance constant of cable and specific insulation can not reduce, and maintain higher insulation property.
(2) fire-retardant A level, the combining structure of multi-layer fire-retarded band, low-smoke bittern-free highly fire-proof oxygen barrier sheath, alkali-free glass wool rope, makes cable reach the requirement of fire-retardant A level, and in category-A burning test, jacket surface carbonized part length can meet national standard requirement.High flame retardant oxygen barrier sheath, its oxygen index is greater than 45, and main component comprises a large amount of inorganic combustion inhibitors, and igniting of cable is the process of heat release after a first heat absorption, cable needs to absorb a large amount of heats before igniting makes the material in cable reach flash-point, could burn.High flame retardant oxygen barrier sheath is owing to there being a large amount of non-flammable inorganic hydrogen aluminium oxide, magnesium hydroxide etc., the thermal capacity of cable is increased and thermal-conduction resistance reduces, the raising of oversheath intensification under retardation flame, in addition, when aluminium hydroxide temperature is increased to 250 DEG C, there is bleed reaction, need to absorb amount of heat in process and discharge a large amount of steam simultaneously, and steam can dilute imflammable gas, the appearance of effective suppression material flash-point, contributes to the burning stoping cable.The crust of high flame retardant inner sheath is also fine, and after flame combustion, the aluminium oxide duricrust that precipitation water transform Cheng Burong does not fire is wrapped in the outer flame that stops of insulation and enters in insulation, has also completely cut off the contact of insulation and extraneous oxygen, the intensity of a fire is controlled.Alkali-free glass fibre band, alkali-free glass wool rope form by alkali-free glass gauze Shu Hecheng stock is stranded again, fire-retardant, fire-resistant, have higher tensile strength, higher electrical insulation capability, good chemical stability and thermal endurance, and moisture absorption are little simultaneously.
(3) first inner restrictive coatings, the second inner restrictive coating, external sheath layer, multi-layer fire-retarded band are all low smoke and zero halogen materials.Light transmittance, halogen acid gas burst size, pH value, conductivity all meet standard-required and have very large surplus, when cable material and cable smoke density test burn, light transmittance is less than 60%, halogen acid gas burst size when taking from the material combustion of cable is less than 5mg/g, the water-soluble pH value discharging gas when taking from the material combustion of cable is greater than 4.3, and the conductivity of the aqueous solution is less than 10 μ s/mm.
(4) waterproof, the aluminium-plastic tape of duplex sheath, vertical bag can increase radial water proofing property, and alkali-free glass wool rope moisture absorption is little, can play longitudinal waterproof action.
(5) termite-resistant rodent-resistant, the relative red copper hardness of brass is comparatively large, has enough hardness to stand the attack of mouse, termite.Capsicim is added in sheath material, adopt capsicim as anti-termite agent, the oral mucosa of murine and olfactory nerves can be made to be subject to intense stimulus and to detest and reject to chew to cut, can hit again simultaneously and kill termite, there is difunctional nontoxic, environmental protection, nuisanceless, effective component content is high, addition is little, the term of validity is long.
(6) antiultraviolet, oversheath adopts the material of ultraviolet resistance or in sheath material, adds the auxiliary agents such as UV resistant absorbent to improve the performance of material, the test of solar radiation and various meteorological condition can be stood for a long time, the sheath of cable, for a long time by solar radiation, there will not be color fading, mechanical and physical performance to decline the even phenomenon such as cracking.
(7) anti-electric jamming, wrapped copper strips, can play shielding action, and independent mutually, can make direct current cables and control cables synchronous working but non-interference electric field.
(8) good bending property, conductor adopts 5 class conductors more more soft than 2 class conductors, insulation adopt second third insulate more more soft than crosslinked polyetylene insulated, good bending property, bending radius very little and tolerance shake, radius of turn can be used in and require strict place.
(9) compact conformation, control conductor and power wire core are concentric structure, and external diameter is little.
(10) play electric energy transmitting and control, signal, protection and measurement effect, direct current power cable core transmits and distributes electric energy in power circuit simultaneously.Control cable core transmission of signal or control operation between the heart and system in the controlling, or for the protection of, measure.Direct current power cable core and control cable core are combined with each other, and not only save material, cost of manufacture, and can construct simultaneously, reduce construction times and operating expenses.It also avoid because of cable laying narrow space, during construction, easily damage the problem of tiny control cables core.
Accompanying drawing explanation
Below with reference to accompanying drawing, the invention will be further described:
Fig. 1 is structural representation of the present invention;
Wherein, 1, control conductor conductor, 2, control conductor insulation, 3, insulation DC electric cable conductor, 4, insulation DC electric cable insulation, the 5, first inhibiting tape, 6, aluminium-plastic tape, 7, the first inner restrictive coating, 8, flame resistant filler rope, the 9, second inhibiting tape, 10, the second inner restrictive coating, 11, copper strips armouring, the 12, the 3rd inhibiting tape, 13, external sheath layer.
Embodiment
The invention provides the dynamic control composite cable of a kind of urban track traffic, for making object of the present invention, clearly, clearly, and the present invention is described in more detail with reference to accompanying drawing examples for technical scheme and effect.Should be appreciated that concrete enforcement described herein is only in order to explain the present invention, is not intended to limit the present invention.
As shown in Figure 1, the dynamic control composite cable of urban track traffic provided by the invention, comprise insulation DC electric cable cable core and at least two control conductor 1, described control conductor concentric stranding forms control line sandwich layer outward at insulation DC electric cable cable core; Described insulation DC electric cable cable core comprises insulation DC electric cable conductor 3, the insulation DC electric cable insulation 4 extruded, the first wrapped inhibiting tape 5 from inside to outside successively, indulges the aluminium-plastic tape 6 wrapped, the first inner restrictive coating 7 extruded; Described control line sandwich layer comprises the second wrapped inhibiting tape 9 from inside to outside successively outward, extrudes the second inner restrictive coating 10, wrapped copper strips armouring 11, the 3rd wrapped inhibiting tape 12, the external sheath layer 13 that extrudes.
Wherein, between control conductor, be filled with flame resistant filler rope 8, outside control conductor, be surrounded with control conductor insulation and alkali-free glass fibre band 2; First inhibiting tape 5, second inhibiting tape 9, the 3rd inhibiting tape 12 are alkali-free glass fibre band, and described flame resistant filler rope 8 is alkali-free glass wool rope; First inner restrictive coating 7 is polythene inner or low-smoke bittern-free highly fire-proof oxygen barrier sheath; Second inner restrictive coating 10 is for being filled with the low-smoke bittern-free highly fire-proof oxygen barrier sheath of inorganic combustion inhibitor; External sheath layer is 13 low-smoke halogen-free flame-retardant sheath materials, preferentially select low-smoke halide-free fireproof composite polyolefine material, preferentially select with the material of ultraviolet resistance or in sheath material, add the auxiliary agents such as UV resistant absorbent to improve the performance of material, preferentially selecting and add capsicim as anti-termite agent in sheath material.
Copper strips 11 is for meeting the brass band of H62 or H65 in GB2060, and most minimal thickness is 0.12mm, can take that Double-layer gap is wrapped or single overlays is wrapped; Preferentially select single overlays wrapped, the rate of putting up between copper strips is 15% (nominal value) of copper strips width, and the minimum rate of putting up should be not less than 5%.
The conductor adopted in this composite cable is the naked annealed copper conductor meeting GB/T3956-2008 commonly used of cable or metal cladding annealed copper conductor, the hard circular copper wire of multiply comprising compacting pressing forms the 5 class conductors etc. of 2 class conductors or the soft circular copper wire composition of non-multiply of pressing, and preferentially selects wire core diameter to be less than the zinc-plated 5 class conductors of 0.5mm.
Above-mentioned insulating material is crosslinked polyethylene or ethylene-propylene rubber, preferentially selects ethylene-propylene rubber; Preferentially select single overlays wrapped, the rate of putting up between copper strips is 15% (nominal value) of copper strips width, and the minimum rate of putting up should be not less than 5%.
The invention provides the dynamic control composite cable of a kind of urban track traffic; the above is only preferred implementation method of the present invention; should be understood that; for those skilled in the art; under the premise without departing from the principles of the invention; can also make some improvement, these improvement also should be considered as protection scope of the present invention.
Claims (9)
1. the dynamic control composite cable of urban track traffic, it is characterized in that, comprise insulation DC electric cable cable core and at least two control conductor, described control conductor concentric stranding forms control line sandwich layer outward at insulation DC electric cable cable core; It is characterized in that, described insulation DC electric cable cable core comprises insulation DC electric cable conductor, the insulation DC electric cable insulation extruded, the first wrapped inhibiting tape from inside to outside successively, indulges the aluminium-plastic tape wrapped, the first inner restrictive coating extruded; Described control line sandwich layer comprises the second wrapped inhibiting tape from inside to outside successively outward, extrudes the second inner restrictive coating, wrapped copper strips armouring, the 3rd wrapped inhibiting tape, the external sheath layer that extrudes.
2. the dynamic control composite cable of a kind of urban track traffic according to claim 1, is characterized in that, be filled with flame resistant filler rope between described control conductor.
3. the dynamic control composite cable of a kind of urban track traffic according to claim 1, is characterized in that, be surrounded with alkali-free glass fibre band outside described control conductor.
4. the dynamic control composite cable of a kind of urban track traffic according to claim 2, it is characterized in that, described first inhibiting tape, the second inhibiting tape, the 3rd inhibiting tape are alkali-free glass fibre band, and described flame resistant filler rope is alkali-free glass wool rope.
5. the dynamic control composite cable of a kind of urban track traffic according to claim 1, it is characterized in that, the first described inner restrictive coating is polythene inner or low-smoke bittern-free highly fire-proof oxygen barrier sheath.
6. the dynamic control composite cable of a kind of urban track traffic according to claim 1, it is characterized in that, the second described inner restrictive coating is the low-smoke bittern-free highly fire-proof oxygen barrier sheath being filled with inorganic combustion inhibitor.
7. the dynamic control composite cable of a kind of urban track traffic according to claim 1, it is characterized in that, described external sheath layer is low-smoke halogen-free flame-retardant sheath material.
8. the dynamic control composite cable of a kind of urban track traffic according to claim 1, is characterized in that, the brass band of described copper strips armouring to be thickness be 0.12mm, adopts that Double-layer gap is wrapped or single overlays is wrapped.
9. the dynamic control composite cable of a kind of urban track traffic according to claim 8, it is characterized in that, when adopting single overlays wrapped, the rate of putting up between brass band is 15% of brass band width to the maximum, and the minimum rate of putting up is not less than 5%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510850967.3A CN105336430A (en) | 2015-11-30 | 2015-11-30 | Animal-control composite cable for urban railway system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510850967.3A CN105336430A (en) | 2015-11-30 | 2015-11-30 | Animal-control composite cable for urban railway system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105336430A true CN105336430A (en) | 2016-02-17 |
Family
ID=55286894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510850967.3A Pending CN105336430A (en) | 2015-11-30 | 2015-11-30 | Animal-control composite cable for urban railway system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105336430A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19839900A1 (en) * | 1998-09-02 | 2000-03-23 | Kaiser Kwo Kabel Telekom Gmbh | Cable for telecommunication and safety systems with special application conditions especially for systems subject to vibration, such as cables laid in vicinity of rail track region with cable cores |
| EP1394819A2 (en) * | 2002-08-29 | 2004-03-03 | Knorr-Bremse Systeme für Schienenfahrzeuge GmbH | Device for connecting an electro-mechanical brake application device of a rail vehicle brake to associated control devices, signal generators and/or power supply devices. |
| CN2922070Y (en) * | 2006-07-14 | 2007-07-11 | 天水铁路电缆工厂 | Comprehensive cable for railway tunnel |
| CN103606398A (en) * | 2013-11-29 | 2014-02-26 | 无锡江南电缆有限公司 | Cable for urban light rail subway service |
| CN204166927U (en) * | 2014-09-26 | 2015-02-18 | 湖北红旗电缆有限责任公司 | A kind of track traffic dynamic control composite cable |
| CN205354735U (en) * | 2015-11-30 | 2016-06-29 | 无锡江南电缆有限公司 | Urban rail transit is with moving accuse composite cable |
-
2015
- 2015-11-30 CN CN201510850967.3A patent/CN105336430A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19839900A1 (en) * | 1998-09-02 | 2000-03-23 | Kaiser Kwo Kabel Telekom Gmbh | Cable for telecommunication and safety systems with special application conditions especially for systems subject to vibration, such as cables laid in vicinity of rail track region with cable cores |
| EP1394819A2 (en) * | 2002-08-29 | 2004-03-03 | Knorr-Bremse Systeme für Schienenfahrzeuge GmbH | Device for connecting an electro-mechanical brake application device of a rail vehicle brake to associated control devices, signal generators and/or power supply devices. |
| CN2922070Y (en) * | 2006-07-14 | 2007-07-11 | 天水铁路电缆工厂 | Comprehensive cable for railway tunnel |
| CN103606398A (en) * | 2013-11-29 | 2014-02-26 | 无锡江南电缆有限公司 | Cable for urban light rail subway service |
| CN204166927U (en) * | 2014-09-26 | 2015-02-18 | 湖北红旗电缆有限责任公司 | A kind of track traffic dynamic control composite cable |
| CN205354735U (en) * | 2015-11-30 | 2016-06-29 | 无锡江南电缆有限公司 | Urban rail transit is with moving accuse composite cable |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103606398A (en) | Cable for urban light rail subway service | |
| CN201181601Y (en) | Irradiation cross-linking type low-smoke non-halogen flame-proof electric wire | |
| CN105336431A (en) | Halogen-free low-smoke flame-retardant fire-resistant power-control composite cable for urban rail transit | |
| CN105374416A (en) | Halogen-free low-smoke flame-retardant fireproof power control composite braided shielding flexible cable for city track traffic | |
| CN205354735U (en) | Urban rail transit is with moving accuse composite cable | |
| CN203706701U (en) | High flame-retardant anti-interference cable for subway service | |
| CN205318867U (en) | Urban rail transit is with there not being fire -retardant fire -resistant accuse combined braided shielded flexible cable that moves of steamed low cigarette | |
| CN105304177A (en) | Power control composite braided shield flexible cable for urban railway system | |
| CN108573772A (en) | A kind of copper core polyvinyl chloride insulation flame-retardant strand type connection flexible cable | |
| CN205318881U (en) | Urban rail transit is with moving compound fire -resistant flexible cable of accuse | |
| CN112908545A (en) | High-strength flexible fireproof and fire-resistant cable and manufacturing method thereof | |
| CN205318890U (en) | Compound cable that blocks water of synthesizing of accuse is moved in copper wire shielding for urban rail transit | |
| CN105355287A (en) | Halogen-free low-smoke flame-retardant fireproof power control composite flexible cable for city track traffic | |
| CN205318866U (en) | Accuse composite cable is moved in copper wire shielding for urban rail transit | |
| CN205318880U (en) | Urban rail transit is with moving compound flexible cable of accuse | |
| CN205318889U (en) | Urban rail transit is with moving accuse combined braided shielded flexible cable | |
| CN205318897U (en) | Urban rail transit is with moving compound cable that blocks water of synthesizing of accuse | |
| CN205376141U (en) | Urban rail transit is with moving compound flexible cable that blocks water of synthesizing of accuse | |
| CN205318908U (en) | Urban rail transit is with there not being fire -retardant fire -resistant accuse composite cable that moves of steamed low cigarette | |
| CN205318917U (en) | Urban rail transit does not move accuse composite cable with there being steamed low fire -retardant fire -resistant copper wire of cigarette shielding | |
| CN105355274A (en) | Copper wire shielding dynamic control composite cable for urban rail transit | |
| CN207474131U (en) | A kind of direct current cables for being used for subway or rail traffic | |
| CN205354698U (en) | Urban rail transit is with there not being fire -retardant fire -resistant compound flexible cable of accuse that moves of steamed low cigarette | |
| CN105304170A (en) | Dynamic control composite flexible cable for city track traffic | |
| CN205318868U (en) | Urban rail transit is with moving fire -resistant flexible cable of accuse combined braided shielding |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160217 |
|
| WD01 | Invention patent application deemed withdrawn after publication |