CN208538547U - A kind of skyscraper is with pressing crane cable in radiating and cooling - Google Patents
A kind of skyscraper is with pressing crane cable in radiating and cooling Download PDFInfo
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- CN208538547U CN208538547U CN201820631103.1U CN201820631103U CN208538547U CN 208538547 U CN208538547 U CN 208538547U CN 201820631103 U CN201820631103 U CN 201820631103U CN 208538547 U CN208538547 U CN 208538547U
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Abstract
The utility model discloses a kind of skyscrapers with crane cable, including cable core is pressed in radiating and cooling, and the cable core is formed by three eradication edge cable twists, and the gap filling section of the cable core is in cambered-surface fan-shaped packing；The low cigarette polyolefin high intensity band of high-strength halogen-free is bundled outside cable core and is tightened；The insulation cable includes insulated wire cores, it is low-smoke flame-retardant polyolefin sheathed to extrude high-strength halogen-free again for first wrapped anaerobic soft copper band metal screen layer outside insulated wire cores, and in the low-smoke flame-retardant polyolefin sheathed outer coated with nano heat loss through radiation High tailored coating layer of high-strength halogen-free；The utility model stable structure, compact, bearing capacity is strong, has the ability that vertical run is built more than high level, and Halogen, low cigarette, high fire-retardance, radiating and cooling can be widely applied to the electrical power transmission system of skyscraper fastly.
Description
Technical field
The utility model is the improvement for skyscraper power transmission cable, more particularly to a kind of with radiating and cooling
The skyscraper of environmental protection characteristic lifting medium-pressure power cable.
Background technique
With Chinese society rapid economic development, panoramic skyscraper also emerges like the mushrooms after rain.?
Land resource highlights insufficient today's society, and the mainstream that skyscraper will become city is built.High building is built in big and medium-sized cities
Mansion stands in great numbers, and especially ultra-large urban construction super high-rise building is using as urban construction symbols of modernity.
However, skyscraper plot ratio is high, electricity consumption is big, and transimission power is big, needs large-sized cable, with traditional design its
Architectural electric main line is the conveying of 1kV voltage, after power load increases, needs trunk cable section just ruthless big, very consumption conductor etc.
Material and the energy.Electric substation build skyscraper low layer in again, occupies the gold level of skyscraper, uneconomical.To be applicable in height
Skyscraper is built distributiong main and is changed in 6-35kV by the development and demand of layer building from the economic performance of floor
Piezoelectricity pressure conveys and build electric substation in skyscraper top layer, can thus efficiently use skyscraper space, the most economical.
Main cable is all using vertical longitudinal laying in skyscraper, and usual cable weighs 5 ~ 8 tons, and this requires cables to have
Very high tensile strength.Existing steel wire armored cable is the inner cushion layer periphery arranging steel wire armour after 3 cable core twisted synthesizing cables
Dress, so that cable is able to bear longitudinal pulling force.The structural cable, first is that cable weight is big；Second is that periphery fixation with steel wire is difficult, apply
Work difficulty is big；Third is that cable heat dissipation is difficult, current-carrying capacity is small, the current-carrying of the current-carrying capacity of same cross-sectional armored cable than unarmored cable
Amount will reduce 30%, so that cable cost improves；Fourth is that armored cable outer diameter is larger, cable material dosage is increased, is also caused
Cable cost increases；Press crosslinked polyetylene insulated lifting power cable by building structure fifth is that main cable uses in voltage rating
Constraint, has horizontal plane laying, then vertical run, then horizontal plane laying, if using wire armoring crane cable, it is inevitable in water
Plane and vertical hoistway junction setting switching cabinet or connector are so increased input, and increase cable fault rate, simultaneously
Increase cable laying workload.
According to this development situation, there are many trunk cable dosage of the demand based on market, each skyscraper, my company
Active response user require, research and develop it is a kind of facilitate installation, without transition joint and have radiating and cooling function high pressure (6-
35kV) lift power cable.
Utility model content
Purpose of utility model: the purpose of this utility model is to overcome the deficiencies in the prior art, a kind of high level is provided and is built
It builds with pressing crane cable in radiating and cooling, stable structure, compact, bearing capacity is strong, has and builds vertical apply more than high level
If ability, and Halogen, low cigarette, high fire-retardance, radiating and cooling can be widely applied to the electrical power transmission system of skyscraper fastly.
Technical solution: in order to solve above-mentioned purpose, a kind of skyscraper described in the utility model is pressed in radiating and cooling
Crane cable, including cable core, the cable core are formed by three eradication edge cable twists, and the gap filling section of the cable core is in
Cambered-surface fan-shaped packing；The low cigarette polyolefin high intensity band of high-strength halogen-free is bundled outside cable core and is tightened；The insulated wire
Cable includes insulated wire cores, and first wrapped anaerobic soft copper band metal screen layer extrudes high-strength halogen-free low-smoke and flame retardant again outside insulated wire cores
Polyolefin jacket, and in the low-smoke flame-retardant polyolefin sheathed outer coated with nano heat loss through radiation High tailored coating layer of high-strength halogen-free；It is described
Packing to be carried flexible aircraft cable by circle and carried wrapped section outside flexible aircraft cable in circle be in cambered surface
The fan-shaped low cigarette polyolefin jacket of high-strength halogen-free, the arc side of two isosceles of the low cigarette polyolefin jacket of the high-strength halogen-free respectively with
Its corresponding outermost nm radiation radiating and cooling dope layer of two insulation cables fits, another arc side and high-strength halogen-free
The inner layer surface of low cigarette polyolefin high intensity band fits.
Be further improved, the insulated wire cores by center conductor and the three-layer co-extruded conductor shield outside conductor,
Insulating layer, insulation screen are constituted.
It is further improved, the conductor is to press copper conductor.
It is further improved, the conductor shield and insulation screen are by the compound semiconductive of low resistance thermostabilization graphene
Shielding material is constituted.
It is further improved, the copper conductor that presses is twisted by the soft copper silk of 60 2.95 mm of Φ, and outer diameter is
23.5mm, cross section 400mm2。
The utility model has the advantages that compared with prior art, the utility model has the advantages that:
1, the utility model insulation uses three-layer co-extruded, and inside and outside shielding material selects low resistance thermostabilization graphene compound
Semi-conductive shielding material, thermal stability is strong, improves shielded layer to the homo-effect of electric field, effectively reducing may go out in cable operation
Existing partial discharge phenomenon, and the entire outer diameter of insulated wire cores is reduced, insulation tg δ is reduced, insulation performance, enhancing electricity are optimized
Cable current-carrying capability ensures the safety and reliability of power circuit operation, improves the service life of cable；
2, single piece of metal shielding is outer in the utility model extrudes high strength and high flame retardant low smoke, zero halogen polyolefin and coated with nano
Heat loss through radiation High tailored coating, using its conduction, convection current, heat loss through radiation comprehensive performance, prevent the heat inside or outside the cable
It measures and is spread to insulating layer, reduce insulating layer temperature, to reduce the aging of insulation, that improves insulation uses tolerance time, extends
The service life of cable, it is ensured that cable reach A grades it is fire-retardant；
3, the utility model selects the aircraft cable for extruding the low cigarette polyolefine material cladding of fan-shaped high-strength halogen-free, filling
In the peripheral gap of cable so that fan-shaped cambered surface and cable surface are in close contact, when such cable lifting single-core cable by
To the lateral pressure of wirerope, it can be dispersed in the surface of cable, be not in that pressure is concentrated, and ensures that cable reaches A grades
It is fire-retardant；
4, the utility model periphery is tied with the low cigarette polyolefine material high intensity band of aircraft cable outsourcing high-strength halogen-free
Binding is tight, so that filling and unit cable is combined closely and stablizes overall structure as one, substantially increases cable entirety tensile strength；
Especially cambered-surface fan-shaped supporting body and cable core adjacent contact area is big, substantially increases frictional force between the two, and auxiliary is twisted into
Cable, binding tighten and are more increased frictional force between the two and globality, thus can bear greatly whole tensile strength, are allowed to
It is adapted to skyscraper hanging laying；
5, the utility model stable structure, compact, outer diameter is small, and bearing capacity is strong, and current-carrying capacity improves compared with armored cable
20-30% or so；And cable weight can reduce 30% or so, greatly reduce cable cost.Have to build more than high level and hang down
The ability directly laid, and Halogen, low cigarette, high fire-retardance, radiating and cooling fully meet use demand fastly；
6, radiating and cooling for building described in the utility model lifts medium-pressure power cable, is according to graphene compound half
Conductive shielding material low resistance thermal stability property, nm radiation radiating and cooling coating characteristic and aircraft cable high-strength tensile
With tie up characteristic design and manufacture.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the process flow chart of the utility model.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.
As shown in Figure 1, a kind of skyscraper is with crane cable, including cable core is pressed in radiating and cooling, the cable core is by three
It thoroughly does away with edge cable twist to form, the gap filling section of the cable core is in cambered-surface fan-shaped packing；It is bundled outside cable core high-strength
Degree low smoke, zero halogen polyolefin high intensity band 8 simultaneously tightens；The insulation cable includes insulated wire cores, outside insulated wire cores first around
Packet anaerobic soft copper band metal screen layer 5 extrudes high-strength halogen-free low-smoke flame-retardant polyolefin sheathed 6 again, and in the low cigarette of high-strength halogen-free
Flame-retardant polyolefin sheathed outer coated with nano heat loss through radiation High tailored coating layer 7；The packing carries flexible aviation steel by circle
Cord 9 and wrapped section is carried outside flexible aircraft cable in the low cigarette polyolefin shield of high-strength halogen-free of cambered-surface fan-shaped round
Set 10, the arc side of two isosceles of the low cigarette polyolefin jacket of the high-strength halogen-free distinguishes two corresponding insulation cable outermost layers
Nm radiation radiating and cooling dope layer fit, the internal layer of another arc side cigarette polyolefin high intensity band low with high-strength halogen-free
Face fits.
The insulated wire cores are by center conductor 1 and the three-layer co-extruded conductor shield 2 outside conductor, insulating layer 3, absolutely
Edge shielded layer 4 is constituted, and conductor shield and insulation screen are by the compound semi-conductive shielding material of low resistance thermostabilization graphene
It constitutes；
The copper conductor that presses is twisted by the soft copper silk of 60 2.95 mm of Φ, and outer diameter 23.5mm, cross section is
400mm2。
As shown in Fig. 2, pressing the preparation side of crane cable in a kind of skyscraper radiating and cooling described in the utility model
Method (technique), includes the following steps:
1) it is electrolysed copper weld pool, continuous casting and rolling goes out 8.0 mm cathode copper bar of Φ；
2) 8.0 mm cathode copper bar of Φ carries out the soft copper silk that Φ 2.95mm is made in wire drawing and annealing；
3) soft copper silk of 60 2.95 mm of Φ is twisted, is twisted the 400mm that outer diameter is 23.5mm2Conductor；
4) three-layer co-extruded conductor shield, insulating layer, insulation screen outside conductor, using extrusion die, conductor shield,
Insulating layer, insulation screen thickness are respectively 0.4mm, 3.4 mm, 0.6mm, and insulation screen outer diameter is 32.3mm；
5) wrapped soft copper strip shielding, thickness 0.12mm, width 40mm are overlapped outside insulation screen, shielding outer diameter is
32.6mm；
6) oxygen index (OI) >=35% is extruded outside copper strip shielding, with a thickness of the high strength and high flame retardant low smoke, zero halogen polyolefin of 2.2mm,
And coating thickness is the nm radiation radiating and cooling coating of 0.3mm, coat outer diameter is 37.6mm；
7) totally 6 core dextrad stranding: 3 core 400mm2Power wire core, 3 core ribbon ф 16mm aircraft cable outsourcing high-strength halogen-frees
The packing of low-smoke flame-proof polyolefin, laying up diameter 81.2mm, laying up pitch 1700mm；Stranding periphery 2 × ф of band
1.2mm wirerope outsourcing high-strength halogen-free low-smoke flame-proof polyolefin, outer dimension are that width 15mm × thickness 3mm band left-hand binding is pricked
Tightly, finished product outer diameter 87.2mm.
Its conductor shielding and insulation shielding use the compound semi-conductive shielding material of low resistance thermostabilization graphene, thermostabilization
Property it is strong, enhancing shielded layer effectively reduces the partial discharge phenomenon being likely to occur in cable operation to the homo-effect of electric field, and subtracts
The small entire outer diameter of insulated wire cores reduces insulation tg δ, optimizes insulation performance, enhance cable current-carrying capability, ensures power line
The safety and reliability of road transport row improves the service life of cable；The outer coated with nano heat loss through radiation cooling of single insulated cable
Coating prevents to spread from heat inside or outside cable to insulating layer, insulating layer temperature is reduced, to reduce the old of insulation
Change, that improves insulation uses tolerance time, extends the service life of cable, and corrosion-resistant, wear-resisting, halogen-free environmental；Single is exhausted
With 3 by the low cigarette polyolefine material of aircraft cable outsourcing high-strength halogen-free between edge cable, section is filled in cambered-surface fan-shaped, the two
Twisted synthesizing cable, periphery are tightened by the low cigarette polyolefine material high intensity band binding of aircraft cable outsourcing high-strength halogen-free, significantly
The tensile strength for improving cable entirety has long length Lifting Capacity, it is ensured that cable is safely and effectively run.The utility model knot
Structure is stable, compact, and bearing capacity is strong, has the ability that vertical run is built more than high level, and Halogen, low cigarette, high fire-retardance,
Radiating and cooling can be widely applied to the electrical power transmission system of skyscraper fastly.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
It for art personnel, without departing from the principle of this utility model, can also make several improvements, these improvement also should be regarded as
The protection scope of the utility model.
Claims (5)
1. a kind of skyscraper is with pressing crane cable in radiating and cooling, it is characterised in that: including cable core, the cable core is by three
Insulation cable is twisted, and the gap filling section of the cable core is in cambered-surface fan-shaped packing；High intensity is bundled outside cable core
Low smoke, zero halogen polyolefin high intensity band simultaneously tightens；The insulation cable includes insulated wire cores, first wrapped outside insulated wire cores
It is low-smoke flame-retardant polyolefin sheathed that anaerobic soft copper band metal screen layer extrudes high-strength halogen-free again, and in high-strength halogen-free low-smoke and flame retardant
The outer coated with nano heat loss through radiation High tailored coating layer of polyolefin jacket；The packing by circle carry flexible aircraft cable with
And the low cigarette polyolefin jacket of high-strength halogen-free that wrapped section outside flexible aircraft cable is in cambered-surface fan-shaped, the height are carried round
The arc side of two isosceles of intensity low smoke, zero halogen polyolefin jacket distinguishes the corresponding outermost nanometer spoke of two insulation cables
It penetrates radiating and cooling dope layer to fit, the inner layer surface of another arc side cigarette polyolefin high intensity band low with high-strength halogen-free is affixed
It closes.
2. skyscraper according to claim 1 is with pressing crane cable in radiating and cooling, it is characterised in that: the insulation
Core is made of center conductor and the three-layer co-extruded conductor shield outside conductor, insulating layer, insulation screen.
3. skyscraper according to claim 2 is with pressing crane cable in radiating and cooling, it is characterised in that: the conductor is
Press copper conductor.
4. skyscraper according to claim 2 is with pressing crane cable in radiating and cooling, it is characterised in that: the conductor screen
Layer and insulation screen is covered to be made of the compound semi-conductive shielding material of low resistance thermostabilization graphene.
5. skyscraper according to claim 3 is with pressing crane cable in radiating and cooling, it is characterised in that: described to press copper
Conductor is twisted by the soft copper silk of 60 2.95 mm of Φ, outer diameter 23.5mm, cross section 400mm2。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820631103.1U CN208538547U (en) | 2018-04-28 | 2018-04-28 | A kind of skyscraper is with pressing crane cable in radiating and cooling |
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| CN201820631103.1U CN208538547U (en) | 2018-04-28 | 2018-04-28 | A kind of skyscraper is with pressing crane cable in radiating and cooling |
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| CN208538547U true CN208538547U (en) | 2019-02-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108520800A (en) * | 2018-04-28 | 2018-09-11 | 无锡市恒汇电缆有限公司 | Pressure crane cable and preparation method thereof in a kind of skyscraper radiating and cooling |
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2018
- 2018-04-28 CN CN201820631103.1U patent/CN208538547U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108520800A (en) * | 2018-04-28 | 2018-09-11 | 无锡市恒汇电缆有限公司 | Pressure crane cable and preparation method thereof in a kind of skyscraper radiating and cooling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A medium voltage hoisting cable for heat dissipation and cooling of high-rise buildings Effective date of registration: 20201214 Granted publication date: 20190222 Pledgee: Jiangsu Zhangjiagang Rural Commercial Bank Co.,Ltd. Wuxi Branch Pledgor: WUXI CITY HENG HUI CABLE Co.,Ltd. Registration number: Y2020320010234 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230712 Granted publication date: 20190222 Pledgee: Jiangsu Zhangjiagang Rural Commercial Bank Co.,Ltd. Wuxi Branch Pledgor: WUXI CITY HENG HUI CABLE CO.,LTD. Registration number: Y2020320010234 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |