CN208580604U - A kind of 20KV distribution power cable - Google Patents
A kind of 20KV distribution power cable Download PDFInfo
- Publication number
- CN208580604U CN208580604U CN201820991706.2U CN201820991706U CN208580604U CN 208580604 U CN208580604 U CN 208580604U CN 201820991706 U CN201820991706 U CN 201820991706U CN 208580604 U CN208580604 U CN 208580604U
- Authority
- CN
- China
- Prior art keywords
- layer
- outside
- cable
- distribution power
- power 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.)
- Expired - Fee Related
Links
- 230000001681 protective effect Effects 0.000 claims abstract description 16
- 238000001816 cooling Methods 0.000 claims abstract description 14
- 239000004922 lacquer Substances 0.000 claims abstract description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000012782 phase change material Substances 0.000 claims abstract description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 11
- 239000012528 membrane Substances 0.000 claims description 8
- 238000004078 waterproofing Methods 0.000 claims description 8
- 239000004677 Nylon Substances 0.000 claims description 7
- 229920001778 nylon Polymers 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 4
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 239000003973 paint Substances 0.000 claims description 2
- 239000004575 stone Substances 0.000 claims 1
- 239000012188 paraffin wax Substances 0.000 abstract description 14
- 239000011797 cavity material Substances 0.000 abstract description 12
- 238000002844 melting Methods 0.000 abstract description 8
- 230000008018 melting Effects 0.000 abstract description 8
- 239000010410 layer Substances 0.000 description 39
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model discloses a kind of 20KV distribution power cables, including central spindle, the outer application of the central spindle has insulating lacquer layer, the outside of the insulating lacquer layer is equipped with conductive layer, the conductive layer includes more copper wire, and the more copper wire are stranded on the lateral wall of the insulating lacquer layer, and the outside of the conductive layer is equipped with electro-magnetic screen layer, the outside of the electro-magnetic screen layer is equipped with cooling layer, and the outside of the cooling layer is equipped with enhancement layer.The utility model is by setting rubber sleeve, hollow cavity and phase-change material, and when cable is when environment temperature is higher, the paraffin in hollow cavity can melt, melting point of paraffin wax is at 47-64 DEG C, it is paraffin melting to absorb a large amount of heat, and then radiate to cable, improve the heat resistance of cable;The wear-resisting property that wear-resisting protrusion improves cable is set by the outside in insulating protective sleeve, and then improves the service life of cable.
Description
Technical field
The utility model relates to technical field of cables more particularly to a kind of 20KV distribution power cables.
Background technique
With the fast development of Chinese society economy, the important job facilities such as subway, power plant, tunnel and intelligent residential district,
The densely populated places occasion such as large supermarket, skyscraper is more and more, in these large-scale tall buildings objects, needs to come using cable
Realize power supply, the centre of building floor is arranged in transformer, and cable laying connects transformer in vertical shaft, drops by transformer
It after pressure, powers to relevant device, cable is made of the conductor and external insulating protective layer of one or more mutually insulated, will be electric
Power or information are transferred to the conducting wire at another place from one, and traditional cable product structure is too simple, and the environment of cable laying is multiple
Miscellaneous, at 80 DEG C or so, its insulating layer occurs as soon as softening to environment locating for cable, or even is burned, and service life is short, and easily occurs
Fire, while existing cable tensile capacity is weak, is easy to draw on cable when being laid with bad.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of 20KV distribution electricity proposed
Power cable, by setting rubber sleeve, hollow cavity and phase-change material, when cable is when environment temperature is higher, in hollow cavity
Paraffin can melt, and melting point of paraffin wax is paraffin melting to absorb a large amount of heat at 47-64 DEG C, and then radiates to cable, mention
The heat resistance of high cable;The wear-resisting property that wear-resisting protrusion improves cable is set by the outside in insulating protective sleeve, in turn
Improve the service life of cable.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of 20KV distribution power cable, including central spindle, the outer application of the central spindle have insulating lacquer layer, the insulated paint
The outside of layer is equipped with conductive layer, and the conductive layer includes more copper wire, and the more copper wire are stranded in the outer of the insulating lacquer layer
On side wall, the outside of the conductive layer is equipped with electro-magnetic screen layer, and the outside of the electro-magnetic screen layer is equipped with cooling layer, the cooling
The outside of layer is equipped with enhancement layer, and the outside of the enhancement layer is equipped with waterproofing membrane, and the outside of the waterproofing membrane is equipped with insulation and protects
Sheath.
Preferably, the cooling layer includes the rubber sleeve being arranged on the outside of electro-magnetic screen layer, in the side wall of the rubber sleeve
Multiple hollow cavities are circumferentially equidistantly equipped with along it, are filled with phase-change material in each hollow cavity.
Preferably, the phase-change material is paraffin.
Preferably, the enhancement layer includes along the nylon mesh layer being arranged on the outside of cooling layer, the side wall of the nylon mesh layer
Multiple reinforcing ribs are circumferentially equidistantly equipped with along it, spaced set multiple arcs plate between the two neighboring reinforcing rib is described
The both ends of arc panel are respectively fixedly connected on the side wall of two reinforcing ribs.
Preferably, the surface of the insulating protective sleeve is equipped with multiple wear-resisting protrusions, and multiple wear-resisting protrusions are uniformly distributed
In the outside of the insulating protective sleeve.
Preferably, the insulating protective sleeve be polyvinyl chloride and polytetrafluoroethylene material component and made of.
The utility model has the following beneficial effects:
1, by setting rubber sleeve, hollow cavity and phase-change material, when cable is when environment temperature is higher, in hollow cavity
Paraffin can melt, and melting point of paraffin wax is paraffin melting to absorb a large amount of heat at 47-64 DEG C, and then radiates to cable, mention
The heat resistance of high cable;
2, the wear-resisting property that wear-resisting protrusion improves cable is arranged by the outside in insulating protective sleeve, and then improves cable
Service life.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of 20KV distribution power cable structural schematic diagram;
Fig. 2 be the utility model proposes a kind of 20KV distribution power cable external structure schematic diagram.
In figure: 1 wear-resisting protrusion, 2 reinforcing ribs, 3 arc panels, 4 rubber sleeves, 5 phase-change materials, 6 electro-magnetic screen layers, 7 copper wire, 8
Nylon mesh layer, 9 insulating lacquer layers, 10 central spindles, 11 insulating protective sleeves, 12 waterproofing membranes.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-2, a kind of 20KV distribution power cable, including central spindle 10, the outer application of central spindle 10 have insulating lacquer layer
9, the outside of insulating lacquer layer 9 is equipped with conductive layer, and conductive layer includes more copper wire 7, and more copper wire 7 are stranded in the outer of insulating lacquer layer 9
On side wall, the outside of conductive layer is equipped with electro-magnetic screen layer 6, effectively prevents that magnetic field can be generated around electric current, does not influence other member
Part, the outside of electro-magnetic screen layer 6 are equipped with cooling layer, and cooling layer includes the rubber sleeve 4 that 6 outside of electro-magnetic screen layer is arranged in, rubber
Multiple hollow cavities are circumferentially equidistantly equipped with along it in the side wall of set 4, are filled with phase-change material 5, phase transformation material in each hollow cavity
Material 5 is equipped with enhancement layer for the outside of paraffin cooling layer, and enhancement layer includes along the nylon mesh layer 8 being arranged on the outside of cooling layer, nylon
The side wall of stratum reticulare 8 is circumferentially equidistantly equipped with multiple reinforcing ribs 2, the multiple arcs of spaced set between two neighboring reinforcing rib 2 along it
Shape plate 3 improves the tensile capacity of cable, the both ends of arc panel 3 are respectively fixedly connected with by setting reinforcing rib 2 and arc panel 3
On the side wall of two reinforcing ribs 2, the outside of enhancement layer is equipped with waterproofing membrane 12, and waterproofing membrane 12 can prevent cable skin breakage
Cable inner is intake afterwards, and the outside of waterproofing membrane 12 is equipped with insulating protective sleeve 11, and the surface of insulating protective sleeve 11 is equipped with multiple resistance to
Mill protrusion 1, multiple wear-resisting raised 1 is evenly distributed on the outside of insulating protective sleeve 11, insulating protective sleeve 11 be by polyvinyl chloride and
Polytetrafluoroethylene material component and it is manufactured.
It is higher in environment temperature when cable by setting rubber sleeve 4, hollow cavity and phase-change material 5 in the utility model
When, the paraffin in hollow cavity can melt, and melting point of paraffin wax is paraffin melting to absorb a large amount of heat at 47-64 DEG C, and then to line
Cable radiates, and improves the heat resistance of cable, by improving cable in the outside of insulating protective sleeve 11 setting wear-resisting raised 1
Wear-resisting property, and then improve cable service life.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of 20KV distribution power cable, including central spindle (10), which is characterized in that the outer application of the central spindle (10) has absolutely
The outside of edge paint layer (9), the insulating lacquer layer (9) is equipped with conductive layer, and the conductive layer includes more copper wire (7), described in more
Copper wire (7) is stranded on the lateral wall of the insulating lacquer layer (9), and the outside of the conductive layer is equipped with electro-magnetic screen layer (6), described
The outside of electro-magnetic screen layer (6) is equipped with cooling layer, and the outside of the cooling layer is equipped with enhancement layer, and the outside of the enhancement layer is equipped with
The outside of waterproofing membrane (12), the waterproofing membrane (12) is equipped with insulating protective sleeve (11).
2. a kind of 20KV distribution power cable according to claim 1, which is characterized in that the cooling layer includes that setting exists
Rubber sleeve (4) on the outside of electro-magnetic screen layer (6), in the side wall of the rubber sleeve (4) along its it is circumferential be equidistantly equipped with it is multiple hollow
Chamber is filled with phase-change material (5) in each hollow cavity.
3. a kind of 20KV distribution power cable according to claim 2, which is characterized in that the phase-change material (5) is stone
Wax.
4. a kind of 20KV distribution power cable according to claim 1, which is characterized in that the enhancement layer includes along setting
The side wall of nylon mesh layer (8) on the outside of cooling layer, the nylon mesh layer (8) is circumferential equidistantly equipped with multiple reinforcing ribs along it
(2), spaced set multiple arcs plate (3) between the two neighboring reinforcing rib (2), the both ends difference of the arc panel (3)
It is fixedly connected on the side wall of two reinforcing ribs (2).
5. a kind of 20KV distribution power cable according to claim 1, which is characterized in that the insulating protective sleeve (11)
Surface is equipped with multiple wear-resisting raised (1), and multiple wear-resisting raised (1) are evenly distributed on the outer of the insulating protective sleeve (11)
Side.
6. a kind of 20KV distribution power cable according to claim 1, which is characterized in that the insulating protective sleeve (11) is
Made of polyvinyl chloride and polytetrafluoroethylene material component.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820991706.2U CN208580604U (en) | 2018-06-26 | 2018-06-26 | A kind of 20KV distribution power cable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820991706.2U CN208580604U (en) | 2018-06-26 | 2018-06-26 | A kind of 20KV distribution power cable |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208580604U true CN208580604U (en) | 2019-03-05 |
Family
ID=65509435
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201820991706.2U Expired - Fee Related CN208580604U (en) | 2018-06-26 | 2018-06-26 | A kind of 20KV distribution power cable |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208580604U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110596838A (en) * | 2019-10-30 | 2019-12-20 | 江苏华脉光电科技有限公司 | Anti-ice anti-aging self-supporting optical cable |
CN112837859A (en) * | 2020-12-31 | 2021-05-25 | 南京巍川科技有限公司 | Phase-change temperature-control all-insulation optical unit composite wire |
-
2018
- 2018-06-26 CN CN201820991706.2U patent/CN208580604U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110596838A (en) * | 2019-10-30 | 2019-12-20 | 江苏华脉光电科技有限公司 | Anti-ice anti-aging self-supporting optical cable |
CN112837859A (en) * | 2020-12-31 | 2021-05-25 | 南京巍川科技有限公司 | Phase-change temperature-control all-insulation optical unit composite wire |
CN112837859B (en) * | 2020-12-31 | 2022-06-28 | 惠州市德泓科技有限公司 | Phase-change temperature-control all-insulation optical unit composite wire |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN208580604U (en) | A kind of 20KV distribution power cable | |
CN204946590U (en) | A kind of high temperature-resistant cable | |
CN202551378U (en) | Heating-film full-automatic snow removal system for steel structure roof | |
CN104599776A (en) | Halogen-free flame-retardant insulated electric cable using polybutylene terephthalate composite material | |
CN202159503U (en) | Twin-core 8-shaped separable photovoltaic cable | |
CN203435176U (en) | Snow melting cable for roof | |
CN201707939U (en) | Special environment-friendly instrument cable used for photovoltaic equipment | |
CN204066850U (en) | The stake of a kind of wisdom charging energy sources exchanges shielded type cable | |
CN205919238U (en) | Solar energy lithium battery heating system | |
CN107959135A (en) | A kind of novel integrated earthed system and construction method based on more performances | |
CN203746515U (en) | Cold-resistant high-temperature-resistant wirecable | |
CN208189276U (en) | A kind of high voltage power cable | |
CN205406143U (en) | Novel power cable registers one's residence | |
CN204066805U (en) | The stake of a kind of wisdom charging energy sources exchanges unshielded cable | |
CN103106980A (en) | High-strength power cable | |
CN202796818U (en) | Direct water-cooling type quick fuse | |
CN202905274U (en) | Interlocking armour cable | |
CN203746446U (en) | Cross-linked polyethylene insulated power cable | |
CN207569970U (en) | A kind of graphene intelligence self-heating floor | |
CN202150957U (en) | Underfloor heating cable | |
CN201758464U (en) | Tape-shaped carbon fiber heating cable | |
CN205645375U (en) | 8. 7 10kV reaches with core high voltage power cable that places an order | |
CN204596483U (en) | Heatproof insulated cable | |
CN101083850A (en) | Nana intelligent temperature control cable and method for making same and geothermal heating system using the same | |
CN205992435U (en) | A kind of alternative irradiation crosslinking halogen-free low-smoke and flame retardant type environment-friendly 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: 20190305 Termination date: 20210626 |
|
CF01 | Termination of patent right due to non-payment of annual fee |