CN106057338A - Capacity-increase type electric power overhead power transmission aluminum alloy conductor - Google Patents
Capacity-increase type electric power overhead power transmission aluminum alloy conductor Download PDFInfo
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- CN106057338A CN106057338A CN201610292545.3A CN201610292545A CN106057338A CN 106057338 A CN106057338 A CN 106057338A CN 201610292545 A CN201610292545 A CN 201610292545A CN 106057338 A CN106057338 A CN 106057338A
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- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B5/00—Non-insulated conductors or conductive bodies characterised by their form
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- H01B7/00—Insulated conductors or cables characterised by their form
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- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
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- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/22—Metal wires or tapes, e.g. made of steel
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- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/22—Metal wires or tapes, e.g. made of steel
- H01B7/221—Longitudinally placed metal wires or tapes
- H01B7/223—Longitudinally placed metal wires or tapes forming part of a high tensile strength core
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- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
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- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/292—Protection against damage caused by extremes of temperature or by flame using material resistant to heat
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Abstract
The present invention discloses a capacity-increase type electric power overhead power transmission aluminum alloy conductor. The capacity-increase type electric power overhead power transmission aluminum alloy conductor is characterized in that an aluminum conductor wrapping layer is twisted orderly on the outer surface of a second aluminum alloy conductive layer and is formed by twisting 19-21 aluminium alloy conductors of which the cross-sections are Z-shaped; a polyester adhesive filling part is formed by mixing a first component and a second component, the first component is composed of the following components of, by weight parts, N-307 unsaturated polyester, butyl acrylate, 2-ethylhexyl acrylate, n-butyl alcohol, methylbenzene, talcum powder, aluminum powder, calcium carbonate and triethylene tetramine, and the second component is composed of the following components of, by weight parts, acrylic acid, methyl methacrylate, ethylene glycol, toluene diisocynate, dibutyltin dilaurate, benzoyl peroxide and salicylic acid phenyl ester. The capacity-increase type electric power overhead power transmission aluminum alloy conductor of the present invention has good heat resistant, cold resistance, acid, alkali and salt medium corrosion resistance and heat stability, is good in fixity and strong in anti-slipping property.
Description
Technical field
The present invention relates to a kind of electric power transmission lead, particularly relate to a kind of increasing volume type overhead power transmission aluminum and close wire.
Background technology
Chinese national economy continues the demand to electric power that grows at top speed and is being continuously increased, according to Guo Wang Construction Company Limited
Planning, in recent years in will focus the consruction on 1100kV UHV transmission line.Transmission line construction, need more large-section lead but
It is not intended to again wire diameter the biggest.Transmission capacity and the economic current of traverse design factors to be considered, particularly wire are close
Degree, corona critical voltage, mechanical strength etc..On the one hand, in the area that circuit is narrow, it is only necessary to change leading of close cross section specification
Line, can meet intensity and wire requirement over the ground substantially without changing steel tower, but in the application along with conductor temperature
Rising, its sag necessarily increases.And original shaft tower can not have the biggest remaining to meet the increments of its sag, therefore want
It is inconvenient for reaching not change steel tower increase-volume 40 ~ 50% on original corridor.
On the other hand, existing aluminum conductor uses galvanized strand wires as stress unit, and this structure employs more than 100 year,
It it is traditional structure.But galvanized strand wires intensity is the highest, corrosion resistance is not strong, shortens wire whole service life.The eighties, go out
Xian Lv Baogang single line, at that time because of complex process, it is difficult to promotes, and now, uses at large cross line, and its corrosion resistance is significantly
Strengthen, but strength ratio steel strand wires reduce.
Summary of the invention
The present invention provides a kind of increasing volume type overhead power transmission aluminum to close wire, and this increasing volume type overhead power transmission aluminum closes wire
Structure both ensure that some carbon fibre precursor roundings in aluminium lamination, it also avoid the damage of follow-up in use aluminium lamination, thus
Ensure that the reliability of electrical property, polyester gluing filler bonding force is strong, defines seamless between some carbon fibre precursors
Sealing structure, have good heat-resisting, tolerance to cold, acid and alkali-resistance salt medium corrosion and heat stability, stationarity is good, anti-slipping property
By force.
For reaching above-mentioned purpose, the technical solution used in the present invention is: a kind of increasing volume type overhead power transmission aluminum closes wire,
Including the stress unit and the most stranded the first aluminium alloy conductive layer in stress unit outer surface, the second aluminium alloy that are positioned at center
Conductive layer；
Described first aluminium alloy conductive layer is formed by 10 ~ 14 first aluminum single lines are stranded, described second aluminium alloy conductive layer by 16 ~
20 second aluminum single lines are stranded to be formed；
Described second aluminium alloy conductive layer outer surface is the most stranded aluminium conductor clad, and aluminium conductor clad is cut by 19 ~ 21
Face forms for " Z " font aluminium alloy conductor of " Z " font is stranded；
Described stress unit includes the first carbon fiber single line being positioned at center and stranded in the first carbon fiber single line outer surface 6
Two carbon fiber single lines, described first carbon fiber single line and the second carbon fiber single line outer surface are all coated with aluminium lamination, described aluminium lamination
Thickness is 0.1 ~ 0.4mm；
Described first carbon fiber single line, the second carbon fiber single line are formed by some carbon fibre precursors are stranded；Be positioned at aluminium lamination and
Polyester gluing filling part it is filled with between some carbon fibre precursors；
Described polyester gluing filling part is mixed according to the mass ratio of 1:2 ~ 4 with second component by the first component, and described first
Component is made up of the component of following weight portion: N-307 unsaturated polyester (UP) 100 parts, butyl acrylate 22 parts, Isooctyl acrylate monomer 12
Part, n-butyl alcohol 9 parts, toluene 9 parts, Pulvis Talci 2 parts, aluminium powder 4 parts, calcium carbonate 9 parts, triethylene tetramine 0.6 part；
Described second component is made up of the component of following weight portion:
100 parts of acrylic acid,
Methyl methacrylate 30 ~ 35 parts,
Ethylene glycol 20 ~ 25 parts,
Toluene di-isocyanate(TDI) 10 ~ 15 parts,
Dibutyl tin laurate 1 ~ 2 part,
Benzoyl peroxide 0.5 ~ 1 part,
Oxybenzoic acid phenyl ester 0.5 ~ 0.8 part.
The technical scheme improved further in technique scheme is as follows:
1., in such scheme, the number of described carbon fibre precursor is at least 300.
2., in such scheme, described first component mixes according to the mass ratio of 1:2 with second component.
Owing to technique scheme is used, the present invention compared with prior art has the advantage that
Increasing volume type overhead power transmission aluminum the most of the present invention closes wire, is filled with spy in its aluminium lamination between some carbon fibre precursors
Determine the polyester gluing filling part of formula, both ensure that some carbon fibre precursor roundings in aluminium lamination, and it also avoid follow-up making
With the damage of middle aluminium lamination, thus ensure that the reliability of electrical property, polyester gluing filler bonding force is strong, at some carbon fibers
Define seamless seal structure between precursor, there is good heat-resisting, tolerance to cold, acid and alkali-resistance salt medium corrosion and heat stability,
Stationarity is good, and anti-slipping property is strong, it is therefore prevented that the defect brought owing to carbon fibre precursor is smooth, it is ensured that uniform force, resistance
Can be excellent；First aluminium alloy conductive layer is formed by 10 ~ 14 first aluminum single lines are stranded, described second aluminium alloy conductive layer by 16 ~
20 second aluminum single lines are stranded to be formed, and the second aluminium alloy conductive layer outer surface is the most stranded aluminium conductor clad, and its structure is tight
Close, bending radius declines most 6 times cable sizes, reduces the space of mounting arrangement, reduces installation cost, it is easier to apply
If pressing coefficient height and improve current-carrying capacity under same uiform section, also can be effectively prevented rainwater etc. and enter inside wire, reduce or
Avoiding conductive line surfaces hydrops to freeze, the Anti-ice-and-snow ability of wire has been significantly increased, aluminium conductor clad is by 19 ~ 21 " Z "
Stranded the forming of font aluminium alloy conductor also improves the electric conductivity of cable, bending property and decay resistance, decreases cable
Caloric value, it is widely used and whole transmission system reliability of operation and safety can be greatly improved, has wide application
Prospect, is particularly suited for needing to reconstruct increase-volume, the transmission line of electricity of dilatation.
Increasing volume type overhead power transmission aluminum the most of the present invention closes wire, and aluminum bag carbon fiber line diameter is little for it, be conveniently used for strand
Closing structure, carbon fiber wire uses lay configuration, bending property and excellent, avoids carbon fiber wire bending to fracture problem completely, single
Root carbon fibre precursor ruptures once in a while and does not affect aluminum bag carbon fiber single line performance, and the defect that single aluminum bag carbon fiber single line is little will not be relatively
The big performance affecting whole aluminum bag carbon fiber stranded strengthening core stress unit, makes transmission line of electricity safety coefficient improve；Secondly, its aluminum
Coating thickness can be accomplished the thinnest, so that aluminum bag carbon fiber line diameter can accomplish 2mm ~ 4mm, poor with zinc-coated wire
Seldom, make the stress unit of wire in many stranded modes, change the single of present carbon fiber rod, diameter 5mm ~ 12mm's
Present situation, little aluminum bag carbon fiber line diameter and Duo Gen lay configuration make the stress unit (aluminum bag carbon fiber twisted cores) of wire
Bending diameter greatly reduces, it is to avoid individual carbon fibers diameter of mandrel is big at present, and bending stress is big, it is desirable to sabot, and construction bending is straight
Footpath is very big, causes unfolding conductor, and jointing requirements is high, frequently occurs plug crimping construction wrong hidden danger and the wire that arrives goes offline transmission of electricity
Line outage fault.
Increasing volume type overhead power transmission aluminum the most of the present invention closes wire, and the carbon fiber of the inside is occurred well by aluminum clad
Cladding presses effect, and more than 100 carbon fibre precursor of the inside uses stranded mode of tiing knots, and such structure makes single carbon fine
Dimension silk fracture joint less affects carbon fiber wire overall performance, and pull-off force is high, extends the service life of circuit；Secondly, greatly
On span high pressure overhead power line, excellent corrosion resistance, lightweight, pull-off force is high, conductivity is high and high performance-price ratio, original
The most not changing steel tower on corridor, reach increase-volume 60%, current-carrying capacity is big, light weight, sag characteristic are good, extends the use of circuit
Life-span.
Accompanying drawing explanation
Accompanying drawing 1 is that increasing volume type overhead power transmission aluminum of the present invention closes conductor structure schematic diagram；
Accompanying drawing 2 is stress unit structural representation in accompanying drawing 1；
Accompanying drawing 3 is the partial structurtes schematic diagram of accompanying drawing 1.
In the figures above: 1, stress unit；2, the first aluminium alloy conductive layer；21, the first aluminum single line；3, the second aluminium alloy is led
Electric layer；31, the second aluminum single line；4, aluminium conductor clad；41, " Z " font aluminium alloy conductor；5, the first carbon fiber single line；6,
Two carbon fiber single lines；7, aluminium lamination；8, carbon fibre precursor；9, polyester gluing filling part.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment the invention will be further described:
Embodiment: a kind of increasing volume type overhead power transmission aluminum closes wire, including be positioned at center stress unit 1 and the most stranded in
First aluminium alloy conductive layer the 2, second aluminium alloy conductive layer 3 of stress unit 1 outer surface；
Described first aluminium alloy conductive layer 2 is formed by 11 first aluminum single lines 21 are stranded, and described second aluminium alloy conductive layer 3 is by 18
Root the second aluminum single line 31 is stranded to be formed；
Described second aluminium alloy conductive layer 3 outer surface is the most stranded aluminium conductor clad 4, and aluminium conductor clad 4 is cut by 21
Face forms for " Z " font aluminium alloy conductor 41 of " Z " font is stranded；
Described stress unit 1 includes the first carbon fiber single line 5 being positioned at center and stranded in the first carbon fiber single line 5 outer surface 6
Root the second carbon fiber single line 6, described first carbon fiber single line 5 and the second carbon fiber single line 6 outer surface are all coated with aluminium lamination 7, institute
The thickness stating aluminium lamination 7 is 0.1 ~ 0.4mm；
Described first carbon fiber single line the 5, second carbon fiber single line 6 is formed by some carbon fibre precursors 8 are stranded；It is positioned at aluminium lamination 7
In and between some carbon fibre precursors 8, be filled with polyester gluing filling part 9.
Described polyester gluing filling part 9 is mixed according to the mass ratio of 1:2 ~ 4 with second component by the first component, described
First component is made up of the component of following weight portion: N-307 unsaturated polyester (UP) 100 parts, butyl acrylate 22 parts, acrylic acid are different pungent
Ester 12 parts, n-butyl alcohol 9 parts, toluene 9 parts, Pulvis Talci 2 parts, aluminium powder 4 parts, calcium carbonate 9 parts, triethylene tetramine 0.6 part；
Described second component is made up of the component of following weight portion: 100 parts of acrylic acid, methyl methacrylate 32 parts, ethylene glycol
20 parts, toluene di-isocyanate(TDI) 10 parts, dibutyl tin laurate 1 part, benzoyl peroxide 0.6 part, oxybenzoic acid benzene
Ester 0.8 part；
First component mixes according to the mass ratio of 1:2 with second component.
The number of above-mentioned carbon fibre precursor 8 is at least 300.
When using above-mentioned increasing volume type overhead power transmission aluminum to close wire, fill between some carbon fibre precursors in its aluminium lamination
There is the polyester gluing filling part of special formulation, both ensure that some carbon fibre precursor roundings in aluminium lamination, and it also avoid follow-up
The in use damage of aluminium lamination, thus ensure that the reliability of electrical property, polyester gluing filler bonding force is strong, at some carbon
Define seamless seal structure between fiber precursor, there is good heat-resisting, tolerance to cold, acid and alkali-resistance salt medium and corrode and thermally-stabilised
Property, stationarity is good, and anti-slipping property is strong, it is therefore prevented that the defect brought owing to carbon fibre precursor is smooth, it is ensured that uniform force, thermal resistance
Function admirable；Its close structure, bending radius declines most 6 times cable sizes, reduces the space of mounting arrangement, reduce peace
Dress up this, it is easier to lay, press coefficient height and improve current-carrying capacity under same uiform section, also can be effectively prevented rainwater etc. and enter
Inside wire, conductive line surfaces hydrops being reduced or avoided and has frozen, the Anti-ice-and-snow ability of wire has been significantly increased, it is widely used
Whole transmission system reliability of operation and safety can be greatly improved, have broad application prospects, be particularly suited for needing
Increase-volume to be reconstructed, the transmission line of electricity of dilatation；Secondly, its aluminum coating thickness can be accomplished the thinnest, so that aluminum bag carbon fiber
Line diameter can accomplish 2mm ~ 4mm, similar with zinc-coated wire, makes the stress unit of wire in many stranded modes, changes
The single of present carbon fiber rod, the present situation of diameter 5mm ~ 12mm, little aluminum bag carbon fiber line diameter and the stranded knot of Duo Gen are become
Structure makes stress unit (the aluminum bag carbon fiber twisted cores) bending diameter of wire greatly reduce, it is to avoid individual carbon fibers plug at present
Diameter is big, and bending stress is big, it is desirable to sabot, and construction bending diameter is very big, causes unfolding conductor, and jointing requirements is high, frequently occurs
Plug crimping construction wrong hidden danger and the wire that arrives go offline transmission line of electricity power-off fault；Again, aluminum clad is fine to the carbon of the inside
Dimension occurs well cladding to press effect, and more than 100 carbon fibre precursor of the inside uses stranded mode of tiing knots, such structure
Making individual carbon fibers silk fracture joint less affect carbon fiber wire overall performance, pull-off force is high, extends the use longevity of circuit
Life.
Above-described embodiment, only for technology design and the feature of the explanation present invention, its object is to allow person skilled in the art
Scholar will appreciate that present disclosure and implements according to this, can not limit the scope of the invention with this.All according to the present invention
The equivalence that spirit is made changes or modifies, and all should contain within protection scope of the present invention.
Claims (3)
1. an increasing volume type overhead power transmission aluminum closes wire, it is characterised in that: include the stress unit (1) being positioned at center and depend on
Secondary stranded the first aluminium alloy conductive layer (2) in stress unit (1) outer surface, the second aluminium alloy conductive layer (3)；
Described first aluminium alloy conductive layer (2) is formed by 10 ~ 14 first aluminum single lines (21) are stranded, described second aluminium alloy conduction
Layer (3) is formed by 16 ~ 20 second aluminum single lines (31) are stranded；
Described second aluminium alloy conductive layer (3) outer surface is the most stranded aluminium conductor clad (4), aluminium conductor clad (4) by
19 ~ 21 cross sections are that " Z " font aluminium alloy conductor (41) of " Z " font is stranded to be formed；
The first carbon fiber single line (5) that described stress unit (1) includes being positioned at center and stranded in the first carbon fiber single line (5) outward
6, surface the second carbon fiber single line (6), described first carbon fiber single line (5) and the second carbon fiber single line (6) outer surface are all coated with
Having aluminium lamination (7), the thickness of described aluminium lamination (7) is 0.1 ~ 0.4mm；
Described first carbon fiber single line (5), the second carbon fiber single line (6) are formed by some carbon fibre precursors (8) are stranded；It is positioned at
Aluminium lamination (7) is interior and is filled with polyester gluing filling part (9) between some carbon fibre precursors (8)；
Described polyester gluing filling part (9) is mixed according to the mass ratio of 1:2 ~ 4 with second component by the first component, and described
One component is made up of the raw material of following weight parts: N-307 unsaturated polyester (UP) 100 parts, butyl acrylate 22 parts, acrylic acid are different pungent
Ester 12 parts, n-butyl alcohol 9 parts, toluene 9 parts, Pulvis Talci 2 parts, aluminium powder 4 parts, calcium carbonate 9 parts, triethylene tetramine 0.6 part；
Described second component is made up of the component of following weight portion:
100 parts of acrylic acid,
Methyl methacrylate 30 ~ 35 parts,
Ethylene glycol 20 ~ 25 parts,
Toluene di-isocyanate(TDI) 10 ~ 15 parts,
Dibutyl tin laurate 1 ~ 2 part,
Benzoyl peroxide 0.5 ~ 1 part,
Oxybenzoic acid phenyl ester 0.5 ~ 0.8 part.
Increasing volume type overhead power transmission aluminum the most according to claim 1 closes wire, it is characterised in that: described carbon fibre precursor
(8) number is at least 300.
Increasing volume type overhead power transmission aluminum the most according to claim 1 close wire, it is characterised in that: described first component with
Second component mixes according to the mass ratio of 1:2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610292545.3A CN106057338B (en) | 2014-12-29 | 2014-12-29 | Increasing volume type overhead power transmission aluminium closes wire |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410836142.1A CN104538101B (en) | 2014-12-29 | 2014-12-29 | Tensile aluminum stranded wire for electric power transmission |
| CN201610292545.3A CN106057338B (en) | 2014-12-29 | 2014-12-29 | Increasing volume type overhead power transmission aluminium closes wire |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410836142.1A Division CN104538101B (en) | 2014-12-29 | 2014-12-29 | Tensile aluminum stranded wire for electric power transmission |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106057338A true CN106057338A (en) | 2016-10-26 |
| CN106057338B CN106057338B (en) | 2017-11-07 |
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ID=52853611
Family Applications (9)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611126656.3A Pending CN107068258A (en) | 2014-12-29 | 2014-12-29 | Power network overhead transmission line aluminum stranded conductor |
| CN201610292545.3A Active CN106057338B (en) | 2014-12-29 | 2014-12-29 | Increasing volume type overhead power transmission aluminium closes wire |
| CN201611019593.1A Pending CN106710667A (en) | 2014-12-29 | 2014-12-29 | Low-heat tensile aluminum stranded conductor |
| CN201610292797.6A Active CN106057289B (en) | 2014-12-29 | 2014-12-29 | Ultra-high-tension power transmission line energy-saving overhead wire |
| CN201610292126.XA Active CN106057330B (en) | 2014-12-29 | 2014-12-29 | UHV transmission line aluminium alloy stranded conductor |
| CN201611026400.5A Pending CN107068249A (en) | 2014-12-29 | 2014-12-29 | High current-carrying capacity electric power overhead wire |
| CN201611031838.2A Pending CN106782840A (en) | 2014-12-29 | 2014-12-29 | Electric power overhead wire with corrosion-resistant function |
| CN201410836142.1A Active CN104538101B (en) | 2014-12-29 | 2014-12-29 | Tensile aluminum stranded wire for electric power transmission |
| CN201611126669.0A Active CN106710668B (en) | 2014-12-29 | 2014-12-29 | Electric power overhead aluminum stranded conductor |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611126656.3A Pending CN107068258A (en) | 2014-12-29 | 2014-12-29 | Power network overhead transmission line aluminum stranded conductor |
Family Applications After (7)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611019593.1A Pending CN106710667A (en) | 2014-12-29 | 2014-12-29 | Low-heat tensile aluminum stranded conductor |
| CN201610292797.6A Active CN106057289B (en) | 2014-12-29 | 2014-12-29 | Ultra-high-tension power transmission line energy-saving overhead wire |
| CN201610292126.XA Active CN106057330B (en) | 2014-12-29 | 2014-12-29 | UHV transmission line aluminium alloy stranded conductor |
| CN201611026400.5A Pending CN107068249A (en) | 2014-12-29 | 2014-12-29 | High current-carrying capacity electric power overhead wire |
| CN201611031838.2A Pending CN106782840A (en) | 2014-12-29 | 2014-12-29 | Electric power overhead wire with corrosion-resistant function |
| CN201410836142.1A Active CN104538101B (en) | 2014-12-29 | 2014-12-29 | Tensile aluminum stranded wire for electric power transmission |
| CN201611126669.0A Active CN106710668B (en) | 2014-12-29 | 2014-12-29 | Electric power overhead aluminum stranded conductor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106297986A (en) * | 2015-06-02 | 2017-01-04 | 江苏亨通线缆科技有限公司 | High intensity power supply flexible cable for communication base station |
| CN105304189A (en) * | 2015-12-04 | 2016-02-03 | 江苏亨通电力特种导线有限公司 | Stainless-steel-coated carbon fiber single conductor wire and corresponding production technology thereof |
| CN105761808B (en) * | 2016-05-04 | 2017-04-19 | 上海斯麟特种设备工程有限公司 | Lightning protection cable |
| CN109021464A (en) * | 2018-07-02 | 2018-12-18 | 芜湖航天特种电缆厂股份有限公司 | Corrosion-resistant aerial condutor gum cover and preparation method thereof |
| CN114214855A (en) * | 2021-11-23 | 2022-03-22 | 上海浦江缆索股份有限公司 | Impact-resistant carbon fiber inhaul cable body and manufacturing method thereof |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104538101B (en) | 2017-01-18 |
| CN107068249A (en) | 2017-08-18 |
| CN106057289A (en) | 2016-10-26 |
| CN106710668A (en) | 2017-05-24 |
| CN104538101A (en) | 2015-04-22 |
| CN106057330B (en) | 2018-04-06 |
| CN107068258A (en) | 2017-08-18 |
| CN106057338B (en) | 2017-11-07 |
| CN106057289B (en) | 2018-06-15 |
| CN106710668B (en) | 2018-06-29 |
| CN106710667A (en) | 2017-05-24 |
| CN106782840A (en) | 2017-05-31 |
| CN106057330A (en) | 2016-10-26 |
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