CN209625898U - A kind of aluminium packet invar steel core superalloy conductor - Google Patents
A kind of aluminium packet invar steel core superalloy conductor Download PDFInfo
- Publication number
- CN209625898U CN209625898U CN201920716805.4U CN201920716805U CN209625898U CN 209625898 U CN209625898 U CN 209625898U CN 201920716805 U CN201920716805 U CN 201920716805U CN 209625898 U CN209625898 U CN 209625898U
- Authority
- CN
- China
- Prior art keywords
- superalloy
- aluminium
- invar
- line
- layer
- 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.)
- Active
Links
Abstract
The utility model discloses a kind of aluminium packet invar steel core superalloy conductors, including center monitors unit, are successively coated on enhancement layer and conductive layer outside center monitors unit, center monitors unit includes several optical fiber；Enhancement layer includes several reinforcement steel wires, and reinforcement steel wire is aluminium packet invar line, and several aluminium packet invar lines are extended along direction and be stranded in periphery centered on center monitors unit；Conductive layer is aluminium alloy conductive layer, several aluminium alloy wires of aluminium alloy conductive layer mass, aluminium alloy wire is the superalloy line that section is " trapezoidal " or " SZ " type, several superalloy lines are centered on enhancement layer, it extends along direction and is stranded in periphery, adjacent two superalloy lines closing lay is successively spliced to form aluminium alloy conductive layer.The utility model can monitor conducting wire sag, running temperature, load, and pass through the transmission capacity of " trapezoidal " or the superalloy line lifting lead wire in " SZ " type section, the effect realized low arc drop, drop wind, anti-ice.
Description
Technical field
The utility model relates to aerial condutor technical fields, and in particular to a kind of aluminium packet invar steel core superalloy is led
Line.
Background technique
With growing continuously and fast for Chinese national economy, the differentiation of power transfer capacity, power transmitting device is wanted
Ask more obvious.While construction along with new line, old route also faces thread-changing transformation for many years for operation, changes to reduce old route
It makes construction period, reduce line construction investment, main technical solution is directly to replace special increasing volume type using former bar tower to lead
Line.
When existing conducting wire is run, is influenced vulnerable to external environment (temperature change, wind, ice and snow etc.), arc sag is caused to increase
Greatly, it reduces to object safe distance is crossed over, conducting wire gentle breeze shakes, waves, icing increases tower load indirectly for initiation, such as cannot achieve
The real-time monitoring of conducting wire operating condition and in due course regulation, will easily lead to circuit operation failure.
And the aluminium alloy stranded conductor of existing its outer layer of conducting wire mostly uses section for round aluminium alloy wire, but circular aluminium closes
After gold thread cladding, between round aluminium alloy wire the aluminium fill factor in conducting wire can be caused lower, influence the biography of conducting wire there are gap
Defeated efficiency.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of aluminium packet invar steel core superalloy conductors, existing
Conducting wire on the basis of, replace original center steel wire with center monitors unit, conducting wire sag, running temperature, load can be monitored,
And by the transmission capacity of " trapezoidal " or the further lifting lead wire of superalloy line in " SZ " type section, realize low arc
It hangs down, the effect of drop wind, anti-ice.
In order to solve the above-mentioned technical problem, the utility model provides a kind of aluminium packet invar steel core superalloy conductor,
Including center monitors unit, successively it is coated on enhancement layer and conductive layer outside center monitors unit, the center monitors unit packet
Include several optical fiber；The enhancement layer includes several reinforcement steel wires, and the reinforcement steel wire is aluminium packet invar line, several aluminium packet Yin
Steel wire is extended along direction and is stranded in periphery centered on center monitors unit；The conductive layer is aluminium alloy conductive layer, described
Several aluminium alloy wires of aluminium alloy conductive layer mass, the aluminium alloy wire are the superalloy that section is " trapezoidal " or " SZ " type
Line, several superalloy lines extend along direction and are stranded in periphery, adjacent two super heat-resisting centered on enhancement layer
Aluminium alloy wire closing lay is successively spliced to form conductive layer.
It further comprise that the enhancement layer includes one layer or multilayer aluminum packet Yin in one preferred embodiment of the utility model
Steel wire.
In one preferred embodiment of the utility model, further comprise the enhancement layer be one layer of aluminium packet invar line, it is described
The twisted layer lay ratio of aluminium packet invar line is 16~26.
Further comprise the enhancement layer include multilayer aluminum packet invar line in one preferred embodiment of the utility model, appoints
Anticipating, adjacent two layers aluminium packet invar cabling is contrary, and twisted layer lay ratio gradually subtracts from inside to outside in multilayer aluminum packet invar line
Small, the twisted layer lay ratio of the aluminium packet invar line of innermost layer is 16~26.
It further comprise that the aluminium alloy conductive layer includes one layer or multilayer in one preferred embodiment of the utility model
Superalloy line.
It further comprise that the aluminium alloy conductive layer closes for one layer of ultra heat resisting aluminum in one preferred embodiment of the utility model
Gold thread, the twisted layer lay ratio 10~12 of the superalloy line.
It further comprise the aluminium alloy conductive layer include multilayer ultra heat resisting aluminum in one preferred embodiment of the utility model
Alloy wire, two layers of superalloy cabling of arbitrary neighborhood is contrary, in multilayer superalloy line from inside to outside
Twisted layer lay ratio gradually reduces, and the twisted layer lay ratio of the superalloy line of innermost layer is 10~16, outermost super heat-resisting
The twisted layer lay ratio 10~12 of aluminium alloy wire.
It further comprise the center monitors unit include stainless steel tube in one preferred embodiment of the utility model, institute
It states and is provided with several optical fiber in stainless steel tube.
The utility model has the beneficial effects that
One, the utility model replace center steel wire in the prior art using center monitors unit, are guaranteeing former internal junction
In the case that structure is constant, monitoring optical fiber is added, can be realized the key technologies such as the running temperature to conducting wire, load, arc sag ginseng
Number carries out real-time monitoring, realizes intelligent monitoring purpose；
Secondly, the utility model aluminium alloy conductive layer use section for the superalloy line of " trapezoidal " or " SZ " type,
The superalloy line of " trapezoidal " or " SZ " type can be realized the closing lay of aluminium alloy stranded conductor, compared with the prior art in cut
Face is circular aluminium alloy wire, and aluminium fill factor is further increased, further mentioned in the constant situation in aluminium section of transmitting electricity by conducting wire
The transmission capacity of conducting wire is risen；And diameter of wire further decreases, by theory of fluid mechanics it is found that by wind speed direction
Conductor active force it is directly proportional to diameter of wire, therefore use such special special-shaped aluminium ply yarn structure, can have
Effect reduces conducting wire wind-engaging active force, i.e. conducting wire has drop wind pressure function；
Thirdly, simultaneously because " trapezoidal " or " SZ " molded line aluminium alloy wire compared to circular aluminium alloy wire, aluminium alloy stranded conductor
Between gap it is minimum, the smooth outer surface, compact-sized, super-cooling waterdrop, ice and snow for enabling aluminum alloy to conductive layer are not easy to be gathered in and lead
Probability is waved in ice and snow day conducting wire to reduce in line surface, has better anti-accumulated snow and icing characteristic.
Detailed description of the invention
Fig. 1 is the structural representation of the first embodiment of the aluminium packet invar steel core superalloy conductor of the utility model
Figure；
Fig. 2 is the structural representation of second of embodiment of the aluminium packet invar steel core superalloy conductor of the utility model
Figure；
Fig. 3 is the structural representation of the third embodiment of the aluminium packet invar steel core superalloy conductor of the utility model
Figure.
Figure label explanation: 1, center monitors unit；2, aluminium packet invar line；3, superalloy line.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, so that those skilled in the art
The utility model may be better understood and can be practiced, but illustrated embodiment is not as the restriction to the utility model.
Referring to Fig.1 shown in -2, the utility model discloses a kind of aluminium packet invar steel core superalloy conductors, including center
Monitoring unit 1, the enhancement layer and conductive layer being successively coated on outside center monitors unit 1, the center monitors unit 1 include several
Optical fiber；The optical fiber is arranged in the stainless steel tube at center, replaces center steel wire, the light with the stainless steel tube with optical fiber
Fine end can connect different monitoring devices, join to realize to key technologies such as the running temperature of conducting wire, load, arc sags
Number carries out real-time monitoring, realizes intelligent monitoring purpose；The enhancement layer includes several reinforcement steel wires, and the reinforcement steel wire is aluminium packet
Invar line 2, several aluminium packet invar lines 2 are extended along direction and are stranded in periphery centered on center monitors unit 1；It is described
Conductive layer is aluminium alloy conductive layer, and several aluminium alloy wires of aluminium alloy conductive layer mass, the aluminium alloy wire is that section is " ladder
The superalloy line 3 of shape " or " SZ " type, several superalloy lines 3 are centered on enhancement layer, the side of extending along
To periphery is stranded in, 3 closing lay of adjacent two superalloy lines is successively spliced to form aluminium alloy conductive layer.
Specifically, the utility model replaces common steel wire using aluminium packet invar line 2, and 2 linear expansion coefficient of aluminium packet invar line is
1/ DEG C of 3.7 × 10-6, only the 1/3 of common iron, tensile strength is suitable with common steel wire, special with excellent high temperature arc sag
Property；It is alumina-base material outside aluminium packet invar line 2, with adjacent external aluminium conductive layer without potential difference, therefore the resistance to electrification of inner reinforcing layer
It is excellent to learn corrosive nature, while 2 conductivity of aluminium packet invar line reaches 10%IACS or 14%IACS, has inner reinforcing layer defeated
Electrical property.
Specifically, the utility model replaces common aluminum alloy line using superalloy line 3, allows for a long time using highest
Temperature improves 140 DEG C or more up to 210 DEG C, than common aluminium, and 3 gangs of conductivity >=60%IACS of superalloy line work as aluminium
When superalloy is suitable with aluminium section in common steel-cored aluminium strand in packet invar steel core superalloy twisted wire, 210 DEG C make
Current capacity is conveyed at a temperature of up to the 2 times or more of 70 DEG C of general aluminium.Guaranteeing 3 strands of electrical properties of superalloy line and other
In the constant situation of mechanical performance, 3 bursts of tensile strength of superalloy line are improved into 10~12MPa compared with national standard, to compensate use
Center monitors unit 1 replaces loss to conducting wire entirety pull-off force after the steel wire of center, it is ensured that such to have intellectual monitoring function
Aluminium packet invar steel core superalloy twisted wire is dropped compared with the pulling force substance of the full aluminium packet invar steel core heat-resisting aluminium alloy twisted wire of same specification than not
Low, i.e. conducting wire sag performance is constant.
Specifically, the utility model aluminium alloy conductive layer uses section for the superalloy line of " trapezoidal " or " SZ " type
3, the superalloy line 3 of " trapezoidal " or " SZ " type can be realized the closing lay of aluminium alloy stranded conductor, compared with the prior art
Middle section is circular aluminium alloy wire, and conducting wire further increases aluminium fill factor, in the constant situation in aluminium section of transmitting electricity into one
Step improves the transmission capacity of conducting wire；And diameter of wire further decreases, by theory of fluid mechanics it is found that by wind speed
The active force of the conductor in direction is directly proportional to diameter of wire, therefore uses such special special-shaped aluminium ply yarn structure,
It can effectively reduce conducting wire wind-engaging active force, i.e. conducting wire has drop wind pressure function, simultaneously because " trapezoidal " or " SZ " molded line aluminium alloy
For line compared to circular aluminium alloy wire, the gap between aluminium alloy stranded conductor is minimum, enables aluminum alloy to smooth outer surface, the knot of conductive layer
Structure is compact, super-cooling waterdrop, ice and snow are not easy to be gathered in conductive line surfaces, waves probability in ice and snow day conducting wire to reduce, has
Better anti-accumulated snow and icing characteristic.
Shown in referring to Fig.1, the knot of the first embodiment of the aluminium packet invar steel core superalloy conductor of the utility model
Structure schematic diagram, in the present embodiment, the enhancement layer includes 62,6, aluminium packet invar lines aluminium packet invar line 2 along the center
1 extending direction of monitoring unit is stranded in its periphery, constitutes one layer of aluminium packet invar line 2, the twisted layer lay ratio of the aluminium packet invar line 2
It is 16~26, the aluminium alloy conductive layer includes the superalloy line 3 that several sections are " trapezoidal ", and several sections are " ladder
The superalloy line 3 of shape " successively splices setting, and aluminium alloy annulus is spliced into after joining end to end, is coated on the enhancement layer
Outside, several superalloy lines 3 are stranded in its periphery, several superalloy lines 3 along the extending direction of enhancement layer
Closing lay forms aluminium alloy conductive layer, and the aluminium alloy conductive layer includes two layers of superalloy line 3, two layers of ultra heat resisting aluminum
The direction of lay of alloy wire 3 is on the contrary, the twisted layer lay ratio of outer layer is less than or equal to internal layer in two layers of superalloy line 3
Twisted layer lay ratio, the twisted layer lay ratio of the superalloy line 3 of internal layer are 10~16, the strand of outer layer superalloy line 3
Layer lay ratio is 10~12.
Referring to shown in Fig. 2, the knot of second of embodiment of the aluminium packet invar steel core superalloy conductor of the utility model
Structure schematic diagram, enhancement layer described in the present embodiment include 62,6, aluminium packet invar lines aluminium packet invar line 2 along the center
1 extending direction of monitoring unit is stranded in its periphery, constitutes one layer of aluminium packet invar line 2, the twisted layer lay ratio of the aluminium packet invar line 2
It is 16~26, the aluminium alloy conductive layer includes the superalloy line 3 that several sections are " SZ " type, and each section is " SZ "
The superalloy line 3 of type is overlapped on the superalloy line 3 that two adjacent sections are " SZ " type, is joined end to end
After be spliced into aluminium alloy annulus, be coated on outside the enhancement layer, several superalloy lines 3 are along the extension side of enhancement layer
To its periphery is stranded in, several 3 closing lays of superalloy line form aluminium alloy conductive layer, the aluminium alloy conductive layer packet
Two layers of superalloy line 3 is included, the direction of lay of two layers of superalloy line 3 is on the contrary, in two layers of superalloy line 3
The twisted layer lay ratio of outer layer be less than or equal to internal layer twisted layer lay ratio, the twisted layer pitch diameter of the superalloy line 3 of internal layer
Than being 10~16, the twisted layer lay ratio of outer layer superalloy line 3 is 10~12.
Referring to shown in Fig. 3, the knot of the third embodiment of the aluminium packet invar steel core superalloy conductor of the utility model
Structure schematic diagram, in the present embodiment, the enhancement layer includes two layers of aluminium packet invar line 2,6 aluminium packets Yin of setting in first layer enhancement layer
12 aluminium packet invar lines 2, two layers of 2 concentric stranding of aluminium packet invar line setting, two layers of aluminium packet are arranged in second layer enhancement layer for steel wire 2
The direction of lay of invar line 2 is on the contrary, the twisted layer lay ratio of outer layer is less than the twisted layer pitch diameter of inside in two layers of aluminium packet invar line 2
Than the twisted layer lay ratio of the aluminium packet invar line 2 of internal layer is 16~26, and the twisted layer lay ratio of outer layer aluminium packet invar line 2 is 14~22.
Specifically, in above-described embodiment, the direction of lay of two layers of aluminium packet invar line 2 of arbitrary neighborhood is on the contrary, arbitrary neighborhood two
The direction of lay of layer superalloy line 3 is on the contrary, be all made of positive and negative strand between aluminium packet invar line 2 and superalloy line 3
Design is closed, it can be achieved that balance, guarantees that the torsion stiffness in two directions is almost the same, promote product torsional property.
Embodiment described above is only preferred embodiments for fully illustrating the utility model, the utility model
Protection scope it is without being limited thereto.Those skilled in the art made equivalent substitute or change on the basis of the utility model
It changes, both is within the protection scope of the present invention.The protection scope of the utility model is subject to claims.
Claims (8)
1. a kind of aluminium packet invar steel core superalloy conductor, which is characterized in that including center monitors unit, be successively coated on
Enhancement layer and conductive layer outside heart monitoring unit, the center monitors unit include several optical fiber；The enhancement layer includes several
Reinforce steel wire, the reinforcement steel wire is aluminium packet invar line, and several aluminium packet invar lines are centered on center monitors unit, along it
Extending direction is stranded in periphery；The conductive layer be aluminium alloy conductive layer, several aluminium alloy wires of aluminium alloy conductive layer mass,
The aluminium alloy wire is the superalloy line that section is " trapezoidal " or " SZ " type, and several superalloy lines are to add
Centered on strong layer, extends along direction and be stranded in periphery, adjacent two superalloys line closing lay is successively spliced to form
Conductive layer.
2. aluminium packet invar steel core superalloy conductor as described in claim 1, which is characterized in that the enhancement layer includes one
Layer or multilayer aluminum packet invar line.
3. aluminium packet invar steel core superalloy conductor as claimed in claim 2, which is characterized in that the enhancement layer is one layer
Aluminium packet invar line, the twisted layer lay ratio of the aluminium packet invar line are 16~26.
4. aluminium packet invar steel core superalloy conductor as claimed in claim 2, which is characterized in that the enhancement layer includes more
Layer aluminium packet invar line, two layers of aluminium packet invar cabling of arbitrary neighborhood is contrary, twists from inside to outside in multilayer aluminum packet invar line
Layer lay ratio gradually reduces, and the twisted layer lay ratio of the aluminium packet invar line of innermost layer is 16~26.
5. aluminium packet invar steel core superalloy conductor as described in claim 1, which is characterized in that the aluminium alloy conductive layer
Including one layer or multilayer superalloy line.
6. aluminium packet invar steel core superalloy conductor as claimed in claim 5, which is characterized in that the aluminium alloy conductive layer
For one layer of superalloy line, the twisted layer lay ratio 10~12 of the superalloy line.
7. aluminium packet invar steel core superalloy conductor as claimed in claim 5, which is characterized in that the aluminium alloy conductive layer
Including multilayer superalloy line, two layers of superalloy cabling of arbitrary neighborhood is contrary, multilayer ultra heat resisting aluminum
Twisted layer lay ratio gradually reduces from inside to outside in alloy wire, and the twisted layer lay ratio of the superalloy line of innermost layer is 10~
16, the twisted layer lay ratio 10~12 of outermost superalloy line.
8. aluminium packet invar steel core superalloy conductor as described in claim 1, which is characterized in that the center monitors unit
Including stainless steel tube, several optical fiber are provided in the stainless steel tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920716805.4U CN209625898U (en) | 2019-05-17 | 2019-05-17 | A kind of aluminium packet invar steel core superalloy conductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920716805.4U CN209625898U (en) | 2019-05-17 | 2019-05-17 | A kind of aluminium packet invar steel core superalloy conductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209625898U true CN209625898U (en) | 2019-11-12 |
Family
ID=68443040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920716805.4U Active CN209625898U (en) | 2019-05-17 | 2019-05-17 | A kind of aluminium packet invar steel core superalloy conductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209625898U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112582096A (en) * | 2020-12-03 | 2021-03-30 | 国网辽宁省电力有限公司丹东供电公司 | High-conductivity heat-resistant aluminum alloy stranded wire |
-
2019
- 2019-05-17 CN CN201920716805.4U patent/CN209625898U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112582096A (en) * | 2020-12-03 | 2021-03-30 | 国网辽宁省电力有限公司丹东供电公司 | High-conductivity heat-resistant aluminum alloy stranded wire |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2013000271A1 (en) | Reinforced optical fiber composite high temperature resistant overhead insulated cable | |
| CN209625898U (en) | A kind of aluminium packet invar steel core superalloy conductor | |
| WO2020238050A1 (en) | Layer-stranded deicing optical fiber composite overhead ground wire | |
| CN209200615U (en) | A kind of optical cable connection structure reducing OPPC inner fiber temperature at pre-hinged strain clamp | |
| CN110767359A (en) | Aluminum-coated composite core wire cable and production process thereof | |
| CN110047624A (en) | A kind of superconduction cable | |
| CN110033903A (en) | A kind of manufacturing method of aluminium packet invar steel core superalloy conductor | |
| CN106876031A (en) | A kind of self-damping low loss and high strength aluminium Baogang core heat-resisting aluminium alloy twisted wire | |
| CN106920581A (en) | Carbon fiber rope strengthens core aluminum stranded wire and preparation method thereof | |
| CN208796709U (en) | A kind of large span holds conducting wire again | |
| CN205845535U (en) | A kind of Anti-pressure electric wire | |
| CN202549335U (en) | Photovoltaic cable | |
| CN210429380U (en) | Tensile wear-resistant cable for ladle car | |
| CN210984371U (en) | Low wind pressure aluminium package steel core height leads aluminium type stranded conductor | |
| CN204738231U (en) | Fibre cable | |
| CN103199473A (en) | Entering system from terminal tower to transformer substation | |
| CN210381355U (en) | Durable heating cable | |
| CN207558472U (en) | A kind of self-damping low loss and high strength aluminium Baogang core heat-resisting aluminium alloy twisted wire | |
| CN207938331U (en) | Connection electric wire inside new micro unmanned plane | |
| CN202394555U (en) | Steel-cored formed large-section aluminium-alloy conductor | |
| CN206649950U (en) | Preformed carbon-fibre wire strain insulator-string | |
| CN206040228U (en) | Low -loss anti -wind electric power transmission conducting wire | |
| WO2020037657A1 (en) | High-strength and corrosion-resistant optical fiber composite overhead ground wire in aluminum-clad pbt structure | |
| CN212809890U (en) | High-conductivity heat-resistant aluminum alloy stranded wire | |
| CN209880186U (en) | High-low temperature-resistant corrosion-resistant tensile twisted connection flexible cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201014 Address after: 215000 xintianwan, Qidu Town, Wujiang District, Suzhou City, Jiangsu Province Patentee after: Jiangsu Hengtong Power Cable Co.,Ltd. Address before: 215234 No. 88 Hengtong Avenue, Yindu Village, Qidu Town, Wujiang District, Suzhou City, Jiangsu Province Patentee before: JIANGSU HENGTONG POWER SPECIAL WIRE Co.,Ltd. |
|
| TR01 | Transfer of patent right |