CN203839118U - Low and medium voltage composite power cable - Google Patents
Low and medium voltage composite power cable Download PDFInfo
- Publication number
- CN203839118U CN203839118U CN201420179276.6U CN201420179276U CN203839118U CN 203839118 U CN203839118 U CN 203839118U CN 201420179276 U CN201420179276 U CN 201420179276U CN 203839118 U CN203839118 U CN 203839118U
- Authority
- CN
- China
- Prior art keywords
- low
- power cable
- composite power
- mesolow
- 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
- 239000002131 composite material Substances 0.000 title claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 39
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 17
- 238000009413 insulation Methods 0.000 claims description 28
- 239000004020 conductor Substances 0.000 claims description 22
- 229910052736 halogen Inorganic materials 0.000 claims description 17
- 150000002367 halogens Chemical class 0.000 claims description 17
- 239000000779 smoke Substances 0.000 claims description 17
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 16
- 229910052802 copper Inorganic materials 0.000 claims description 16
- 239000010949 copper Substances 0.000 claims description 16
- 230000004888 barrier function Effects 0.000 claims description 14
- 239000004677 Nylon Substances 0.000 claims description 11
- 229920001778 nylon Polymers 0.000 claims description 11
- 239000004703 cross-linked polyethylene Substances 0.000 claims description 8
- 229920003020 cross-linked polyethylene Polymers 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 3
- 229910052755 nonmetal Inorganic materials 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims description 2
- 241000699670 Mus sp. Species 0.000 abstract 1
- 241000283984 Rodentia Species 0.000 description 7
- 230000007613 environmental effect Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000272165 Charadriidae Species 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model discloses a low and medium voltage composite power cable, which is characterized by comprising a cable core located at the center, wherein the external part of the cable core is wrapped by a wrapping layer (4), the external part of the wrapping layer (4) is provided with an inner sheath (4) in an extruding manner, the external part of the inner sheath (5) is wrapped by an aluminum alloy wire armoring layer (6), and the external part of the aluminum alloy wire armoring layer (6) is provided with an outer sheath (7) in an extruding manner; the cable core comprises medium-voltage insulating wire cores (1), low-voltage insulating wire cores (2) and a filling material (3), the filling material (3) fills a gap between the medium-voltage insulating wire core (1) and the low-voltage insulating wire core (2), and the medium-voltage insulating wire core (1), the low-voltage insulating wire core (2) and the filling material (3) are stranded into the cable core. The low and medium voltage composite power cable provided by the utility model has functions of transmitting electric power with different voltage classes simultaneously, bearing a longitudinal tensile force, being environment friendly and preventing mice.
Description
Technical field
The utility model relates to a kind of mesolow composite power cable, relate in particular to a kind of in, low pressure composite environmental-friendly, protection against rodents power cable, belong to cable technology field.
Background technology
Existing power cable, generally only has single electric pressure, single electric pressure cable can only be used in a kind of voltage, in same circuit, often need to use the circuit of different electric pressures, the circuit of different electric pressures needs the cable of many different brackets, and manufacturing cost, cost of transportation, installation cost, cost of labor and environment space are quite high like this; The current multiplex steel-tape armouring of armouring in addition, this armouring form, cable is not soft, is not easy to construction, and cable to bear longitudinal pulling force little, be unfavorable for having in the environment of high drop using; Also have, current cable sheath material is used common PVC mostly, because PVC is without protection against rodents effect, in a lot of places, because mouse is by after oversheath destruction, directly destroys internal structure, causes electric power to be carried and interrupts, and brings about great losses, and PVC is unfavorable for environmental protection simultaneously.Therefore, improve the utilance of circuit, reduce costs, improve project progress, reduce line length, reduce and pollute, guarantee cable useful life, must aspect the construction of cable and material, improve, so that make full use of resource; Also to solve further the construction of cable using in the place that has height fall and can bear longitudinal pulling force; Also require further cable to possess the function of environmental protection, protection against rodents.
Utility model content
Technical problem to be solved in the utility model is, a kind of different electric pressures that are provided with are provided, and effectively guarantees cable primary characteristic, and line efficiency is high, reduces the mesolow composite power cable of cables manufacturing, transportation and laid down cost; The utility model has also possessed cable and can bear longitudinal pulling force further, and cable pliability is good, and constructability is adapted at the function that the place of height fall is used, and further, the utility model also has the feature of environmental protection and protection against rodents effect.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A mesolow composite power cable, is characterized in that, comprising: the cable core that is positioned at center, the outside wrapped lapping layer of described cable core, described lapping layer outside extrudes inner sheath, the outside wrapped aluminum-alloy wire armour of described inner sheath, and described aluminum-alloy wire armour outside extrudes oversheath;
Described cable core comprises middle pressure insulated wire cores, low-voltage insulation core and filling, and described filling is filled in the space between described middle pressure insulated wire cores and low-voltage insulation core, described middle pressure insulated wire cores, low-voltage insulation core and fill stranded after for described cable core.
Described middle pressure insulated wire cores comprises the first copper conductor, conductor shield, insulating barrier, insulation screen and metal screen layer, described the first copper conductor is arranged in the center of described pressure insulated wire cores, described the first copper conductor is outside adopts three-layer co-extruded mode to extrude successively described conductor shield, insulating barrier and insulation screen, and the outside wrapped copper strips of described insulation screen is metal screen layer; The quantity of described middle pressure insulated wire cores is at least 3.
The material of described conductor shield and insulation screen is nonmetal semiconductive material; The material of described insulating barrier is XLPE insulating material.
Described low-voltage insulation core comprises the second copper conductor and XLPE insulating barrier, and described the second copper conductor outside extrudes described XLPE insulating barrier; The quantity of described low-voltage insulation core is at least 3.
Described PP rope or the low smoke and zero halogen packing of being filled to.
Described twining package tape is PP band or glass tape.
The material of described inner sheath is low smoke and zero halogen protective cover material.
The material of described aluminum-alloy wire armour is aluminum-alloy wire, and the number of plies is double-deck, and armouring form is double-deck oppositely armouring.
Described oversheath comprises low smoke and zero halogen restrictive coating and nylon duplex sheath layer, and described nylon duplex sheath layer extrudes in the outside of described low smoke and zero halogen restrictive coating; The material of described low smoke and zero halogen restrictive coating is low smoke and zero halogen protective cover material, and the material of described nylon duplex sheath layer is nylon duplex sheath material.
A kind of mesolow composite power cable that the utility model provides, the setting of middle pressure insulated wire cores and low-voltage insulation core, make the utlity model has the function of the electric power of simultaneously carrying different electric pressures, because middle pressure insulated wire cores has metal screen layer, noiseless to low-voltage insulation core, so just can realize medium-voltage line and low-voltage circuit can together with transmit, both can solve multi-cable concentrates in a cable, also can make different electric pressure electric power transfer realize in a cable simultaneously, this can reduce cables manufacturing cost greatly, this cable is coordinating branch cable to use, also can solve the middle low-voltage lighting of circuit and control circuit electric power transfer, aluminum-alloy wire armour adopts double-layer aluminium alloy material, this material is in aluminium, to increase iron, the alloy material that the elements such as rare earth annealed processing form is afterwards made, there is creep resistant, high pliable and tough, strong extension, low bounce-back, stable connection, the double-deck oppositely feature of torsionless, adopt double-deck oppositely this special armouring form of armouring, armour is firm tough, lighter than steel-tape armouring, more easily peel off, it is convenient to install, can bear longitudinal pulling force, torsionless, can in having the circuit that height fall is large, use, exempting from crane span structure installs, reduce costs, make cable there is high compressive property, high impact resistance, high bending property, weight is lighter, the advantages such as protection against rodents, oversheath adopts low smoke and zero halogen protective cover material to increase the duplex sheath structure of nylon outward again, makes cable have the effect of protection against rodents, protection against the tide, oil resistant, reaches stable in particular surroundings, uses for a long time, inner sheath and oversheath are all used low smoke and zero halogen material to reach environment protecting.A kind of mesolow composite power cable that the utility model provides, there is the electric power of simultaneously carrying different electric pressures, the function of bearing longitudinal pulling force, environmental protection and protection against rodents, the places such as skyscraper, highway, subway, power station, power plant, mine that are particluarly suitable for high drop are used, can be buried, built on stilts, vertically or pipeline laying.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1, a kind of mesolow composite power cable, comprising: middle pressure insulated wire cores 1, low-voltage insulation core 2, filling 3, twining package tape 4, inner sheath 5, aluminum-alloy wire armour 6 and oversheath 7; Wherein, middle pressure insulated wire cores 1 forms layer by the first copper conductor, conductor shield, insulating barrier, insulation screen and metallic shield, middle pressure insulated wire cores 1 adopts three-layer co-extruded mode to extrude successively conductor shield, insulating barrier and insulation screen by the first copper conductor is outside, the material of conductor shield and insulation screen is nonmetal semiconductive material, the material of insulating barrier is XLPE Insulation Material, the outside wrapped copper strips of insulation shielding is metallic shield, and the quantity of middle pressure insulated wire cores 1 is 3; Low-voltage insulation core 2 extrudes XLPE insulating barrier by the second copper conductor outside and forms, and the quantity of low-voltage insulation core 2 is 3; Middle pressure insulated wire cores 1, low-voltage insulation core 2 and fill 3 after stranded wrapped twining package tape 4, the material of twining package tape 4 be PP band or two kinds of materials of glass tape one of them; Twining package tape 4 outsides extrude inner sheath 5, and the material of inner sheath 5 is low smoke and zero halogen protective cover material; The outside of inner sheath 5 is aluminum-alloy wire armour 6, and the material of aluminum-alloy wire armour 6 is double-layer aluminium alloy silk, adopts double-deck oppositely armouring form; The outside of aluminum-alloy wire armour 6 extrudes oversheath 7, and oversheath 7 is that low smoke and zero halogen protective cover material and nylon duplex sheath material structure form, and extrudes nylon after extruding low smoke and zero halogen protective cover material again.
The above is only preferred implementation of the present utility model; be noted that for those skilled in the art; do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (9)
1. a mesolow composite power cable, it is characterized in that, comprise: the cable core that is positioned at center, the outside wrapped lapping layer (4) of described cable core, described lapping layer (4) outside extrudes inner sheath (5), the outside wrapped aluminum-alloy wire armour of described inner sheath (5) (6), described aluminum-alloy wire armour (6) outside extrudes oversheath (7);
Described cable core comprises middle pressure insulated wire cores (1), low-voltage insulation core (2) and fills (3), described filling (3) is filled in the space between described middle pressure insulated wire cores (1) and low-voltage insulation core (2), after described middle pressure insulated wire cores (1), low-voltage insulation core (2) and filling (3) are stranded, is described cable core.
2. mesolow composite power cable according to claim 1, it is characterized in that: described middle pressure insulated wire cores (1) comprises the first copper conductor, conductor shield, insulating barrier, insulation screen and metal screen layer, described the first copper conductor is arranged in the center of described pressure insulated wire cores (1), described the first copper conductor is outside adopts three-layer co-extruded mode to extrude successively described conductor shield, insulating barrier and insulation screen, and the outside wrapped copper strips of described insulation screen is metal screen layer; The quantity of described middle pressure insulated wire cores (1) is at least 3.
3. mesolow composite power cable according to claim 2, is characterized in that: the material of described conductor shield and insulation screen is nonmetal semiconductive material; The material of described insulating barrier is XLPE insulating material.
4. mesolow composite power cable according to claim 1, is characterized in that: described low-voltage insulation core (2) comprises the second copper conductor and XLPE insulating barrier, and described the second copper conductor outside extrudes described XLPE insulating barrier; The quantity of described low-voltage insulation core (2) is at least 3.
5. mesolow composite power cable according to claim 1, is characterized in that: described filling (3) is PP rope or low smoke and zero halogen packing.
6. mesolow composite power cable according to claim 1, is characterized in that: described twining package tape (4) is PP band or glass tape.
7. mesolow composite power cable according to claim 1, is characterized in that: the material of described inner sheath (5) is low smoke and zero halogen protective cover material.
8. mesolow composite power cable according to claim 1, is characterized in that: the material of described aluminum-alloy wire armour (6) is aluminum-alloy wire, and the number of plies is double-deck, and armouring form is double-deck oppositely armouring.
9. mesolow composite power cable according to claim 1, is characterized in that: described oversheath (7) comprises low smoke and zero halogen restrictive coating and nylon duplex sheath layer, and described nylon duplex sheath layer extrudes in the outside of described low smoke and zero halogen restrictive coating; The material of described low smoke and zero halogen restrictive coating is low smoke and zero halogen protective cover material, and the material of described nylon duplex sheath layer is nylon duplex sheath material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420179276.6U CN203839118U (en) | 2014-04-14 | 2014-04-14 | Low and medium voltage composite power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420179276.6U CN203839118U (en) | 2014-04-14 | 2014-04-14 | Low and medium voltage composite power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203839118U true CN203839118U (en) | 2014-09-17 |
Family
ID=51516930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420179276.6U Expired - Lifetime CN203839118U (en) | 2014-04-14 | 2014-04-14 | Low and medium voltage composite power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203839118U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104751979A (en) * | 2015-03-27 | 2015-07-01 | 安徽华电线缆集团有限公司 | Low voltage power cable installable under low temperature |
-
2014
- 2014-04-14 CN CN201420179276.6U patent/CN203839118U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104751979A (en) * | 2015-03-27 | 2015-07-01 | 安徽华电线缆集团有限公司 | Low voltage power cable installable under low temperature |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240117 Address after: 214000, No. 58 Mashan Hushan Road, Binhu District, Wuxi City, Jiangsu Province Patentee after: Hongtu Optoelectronic Cable (Wuxi) Co.,Ltd. Address before: No. 11 Xinke Fourth Road, High tech Development Zone, Pukou District, Nanjing City, Jiangsu Province, 211106 Patentee before: JIANGSU HITEKER Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140917 |
|
| CX01 | Expiry of patent term |