CN205920786U - Aluminium package steel core super heat resistance aluminium alloy stranded conductor's damping air wire - Google Patents
Aluminium package steel core super heat resistance aluminium alloy stranded conductor's damping air wire Download PDFInfo
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- CN205920786U CN205920786U CN201620417839.XU CN201620417839U CN205920786U CN 205920786 U CN205920786 U CN 205920786U CN 201620417839 U CN201620417839 U CN 201620417839U CN 205920786 U CN205920786 U CN 205920786U
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Abstract
The utility model provides an aluminium package steel core super heat resistance aluminium alloy stranded conductor's damping air wire, its natural vibration frequency diverse and mutual interference that makes each layer superheat -resistant aluminum alloy wire and steel core to the automation consumes aeolian vibration's energy, reaches the effect of damping. It includes inner core conductor, middle level conductor, outer conductor, its characterized in that: inner core conductor specifically is the transposition of a plurality of aluminium package steel steel wires and forms, the middle level conductor forms the closed first anchor ring structure that corresponds by the first aluminiumalloy wire combination in a plurality of sections convex cross -sections, outer conductor forms the closed second anchor ring structure that corresponds by the second aluminiumalloy wire combination in a plurality of sections convex cross -sections, first aluminiumalloy wire, second aluminiumalloy wire are super heat resistance aluminum alloy, the continuous operation allowable temperature of first aluminiumalloy wire, second aluminiumalloy wire is 210 DEG C.
Description
Technical field
This utility model is related to the technical field of overhead transmission line, specially a kind of aluminum Baogang core superalloy twisted wire
Vibration damping aerial condutor.
Background technology
With the continuous development of national economy, power transfer capacity and fed distance increase rapidly, Large Copacity, at a distance
Transmission line of electricity puts into operation successively, and power delivery voltage also improves therewith.Wire, as the carrier of transmission line of electricity electrical power, is to ensure that electricity
The important component part of Force system safe operation.The vibration problem of overhead transmission line is one of power transmission major issue, existing
Relate to overhead transmission line, be substantially that round wires are regular stranded, itself does not have effectiveness in vibration suppression, its be chronically at open field it
Under, affected by natural conditions (phoenix, rain, ice and snow, thunder and lightning etc.) and other external conditions, be susceptible to various accidents.Wherein
Because the accident that conductor vibration causes is most.Under wind action, the wire moment is in vibrational state, according to frequency and amplitude
Difference, the vibration of wire is broadly divided into three kinds: 1, high frequency aeolian vibration a little；2nd, in intermediate frequency, the secondary span of width vibrates；3、
The waving of low frequency large amplitude.These three vibrations all can cause different degrees of destruction to wire and transmission line of electricity.Wherein, wire
Aeolian vibration is the most frequent, and vibration duration is longer, and the fatigue of wire usually can be caused stranded, or even broken string, causes this time
The asymmetric operation on road, this is very unfavorable to stablizing of power system.
Content of the invention
For the problems referred to above, this utility model provide a kind of aluminum Baogang core superalloy twisted wire vibration damping make somebody a mere figurehead lead
Line, it makes the eigentone of each layer superalloy line and aluminum Baogang core different and interferes, thus from
The dynamic energy consuming aeolian vibration, reaches the effect of vibration damping.
A kind of vibration damping aerial condutor of aluminum Baogang core superalloy twisted wire, its technical scheme is such that it includes
Interior core conductor, middle level conductor, outer contact it is characterised in that: described interior core conductor be specially some aluminum clad steel wires stranded
Formed, described middle level conductor is combined by the first aluminium alloy wire of some sections of circular sections and forms corresponding closing the first anchor ring
Structure, described outer contact is combined by the second aluminium alloy wire of some sections of circular sections and forms corresponding closing the second anchor ring
Structure, described first aluminium alloy wire, the second aluminium alloy wire are superalloy material, described first aluminium alloy wire, second
The continuous work of aluminium alloy wire allows temperature to be 210 DEG C, sets in the round cavity that described closing the second anchor ring structure is formed
It is equipped with middle level conductor, the external diameter of described middle level conductor corresponding closing the first anchor ring structure is less than described closing the second anchor ring
The internal diameter of structure, is provided with described interior core conductor in the round cavity that described closing the first anchor ring structure is formed, described interior
The diameter of the equivalent cylindrical anchor ring of core conductor is less than the internal diameter of described closing the first anchor ring structure.
It is further characterized by the external diameter of described middle level conductor corresponding closing the first anchor ring structure is d1, described
The internal diameter closing the second anchor ring structure is d2, and d1=0.9d2 is so that leave a certain amount of between middle level conductor, outer contact
Gap；
The external diameter of described middle level conductor corresponding closing the first anchor ring structure is d1, described interior core conductor equivalent cylindrical
A diameter of d3 of anchor ring, d3=0.8d1 are so that leave a certain amount of gap between interior core conductor, middle level conductor；
Because the temperature that superalloy lineman makees can reach 210 DEG C, therefore reserve certain gap so that metal has
Enough expansion spaces simultaneously guarantee the presence in gap simultaneously；
Described middle level conductor is combined by ten two-stage nitration radian identical the first aluminium alloy wires and forms corresponding closing the second annulus
Face structure, described outer contact is combined by 24 sections of radian identical second aluminium alloy wires and forms corresponding closing the second annulus
Face structure；
Described interior core conductor is specially the stranded formation of structure according to+6 outer shrouds in 1 center for seven aluminum clad steel wires.
After technique scheme, by conventional round superalloy line is made with certain thickness section
For the aluminium alloy wire of circular arc, it is provided with middle level conductor by closing in the round cavity that the second anchor ring structure is formed, in
The external diameter of layer conductor corresponding closing the first anchor ring structure is less than the internal diameter of closing the second anchor ring structure, closes the first annulus
It is provided with interior core conductor, the diameter of the equivalent cylindrical anchor ring of interior core conductor is less than closing the in the round cavity that face structure is formed
The internal diameter of one anchor ring structure so that leaving gap between the inwall of interior core conductor and middle level conductor, middle level conductor outer ring surface and
Leave gap, due to there is gap so that between the inwall of outer contact between interior core conductor, middle level conductor, outer contact mutually
There is intrinsic frequency of vibration, make wire during aeolian vibration under stress, due to each layer superalloy line and aluminum bag
The eigentone of steel core is different and interferes, and can automatically consume the energy of aeolian vibration, reach the effect of vibration damping.
Brief description
Fig. 1 is cross-sectional cut-away structural representation of the present utility model；
Title corresponding in figure sequence number is as follows:
Interior core conductor 1, middle level conductor 2, outer contact 3, the first aluminium alloy wire 4, closing the first anchor ring structure 5, second
Aluminium alloy wire 6, closing the second anchor ring structure 7, the second round cavity 8, the first round cavity 9, aluminum clad steel wire 10, equivalent outer
Anchor ring 11.
Specific embodiment
A kind of vibration damping aerial condutor of aluminum Baogang core superalloy twisted wire, is shown in Fig. 1: it includes interior core conductor 1, middle level
Conductor 2, outer contact 3, the stranded formation of specially some aluminum clad steel wires 10 of interior core conductor 1, middle level conductor 2 is by some sections of circles
First aluminium alloy wire 4 combination of arc section forms corresponding closing the first anchor ring structure 5, and outer contact 3 is by some sections of circles
Second aluminium alloy wire 6 combination of arc section forms corresponding closing the second anchor ring structure 7, the first aluminium alloy wire 4, the second aluminum
Alloy wire 6 is superalloy material, and the first aluminium alloy wire 4, the continuous work permission temperature of the second aluminium alloy wire 6 are
210 DEG C, in closing the second round cavity 8 of being formed of the second anchor ring structure 7, be provided with middle level conductor 2, middle level conductor 2 right
The external diameter that the first anchor ring structure 5 should be closed is less than the internal diameter of closing the second anchor ring structure 7, closes the first anchor ring structure 5
It is provided with interior core conductor 1, the diameter of the equivalent cylindrical anchor ring 11 of interior core conductor 1 is less than envelope in the first round cavity 9 being formed
Close the internal diameter of the first anchor ring structure 5.
The external diameter of middle level conductor 2 corresponding closing the first anchor ring structure 5 is d1, closes the interior of the second anchor ring structure 7
Footpath is d2, and d1=0.8d2 is so that leave a certain amount of gap between middle level conductor 2, outer contact 3；
The external diameter of middle level conductor 2 corresponding closing the first anchor ring structure 5 is d1, the equivalent cylindrical anchor ring of interior core conductor 1
11 a diameter of d3, d3=0.9d1 are so that leave a certain amount of gap between interior core conductor 1, middle level conductor 2；
Because the temperature that superalloy lineman makees can reach 210 DEG C, therefore reserve certain gap so that metal has
Enough expansion spaces simultaneously guarantee the presence in gap simultaneously；
Specific embodiment, see Fig. 1: middle level conductor 2 combined by ten two-stage nitration radian identical the first aluminium alloy wires 4 formed right
Closing the first anchor ring structure 5 answered, outer contact 3 combined by 24 sections of radian identical second aluminium alloy wires 6 formed right
Closing the second anchor ring structure 7 answered；Interior core conductor 1 is specially seven aluminum clad steel wires 10 according to+6 outer shrouds in 1 center
The stranded formation of structure, this structure makes overall structure consolidate, is easily assembled to.
Its advantage is as follows: the vibration damping aerial condutor of this aluminum Baogang core superalloy twisted wire has following several respects
Advantage:
(1), this wire can consume the energy of aeolian vibration automatically, reaches effectiveness in vibration suppression；
(2), highest can reach the 60% of breakdown strength using stress, therefore can increase line span；
(3), because line span can be increased it is possible to reduce shaft tower radix；
(4), because to reduce shaft tower radix it is possible to reduce the investment of line construction；
(5), reduce the stranded accident of wire fatigue leading to because of aeolian vibration, increase the stability that circuit runs.
Above specific embodiment of the utility model is described in detail, but content has been only what this utility model was created
Preferred embodiment is it is impossible to be considered the practical range for limiting this utility model creation.All creation according to this utility model is applied for
The impartial change that scope is made and improvement etc., all should still belong within patent covering scope of the present utility model.
Claims (2)
1. the vibration damping aerial condutor of a kind of aluminum Baogang core superalloy twisted wire, it includes interior core conductor, middle level conductor, outer layer
Conductor it is characterised in that: described interior core conductor is specially the stranded formation of some aluminum clad steel wires, and described middle level conductor is by some
First aluminium alloy wire combination of section circular section forms corresponding closing the first anchor ring structure, and described outer contact is by some
Second aluminium alloy wire combination formation corresponding closing the second anchor ring structure of section circular section, described first aluminium alloy wire,
Second aluminium alloy wire is superalloy material, and described first aluminium alloy wire, the continuous work of the second aluminium alloy wire allow
Temperature is 210 DEG C, is provided with middle level conductor, described middle level is led in the round cavity that described closing the second anchor ring structure is formed
The external diameter of body corresponding closing the first anchor ring structure is less than the internal diameter of described closing the second anchor ring structure, described closing first
Be provided with described interior core conductor in the round cavity that anchor ring structure is formed, the equivalent cylindrical anchor ring of described interior core conductor straight
Footpath is less than the internal diameter of described closing the first anchor ring structure, the external diameter of described middle level conductor corresponding closing the first anchor ring structure
For d1, the internal diameter of described closing the second anchor ring structure is d2, d1=0.9d2, described middle level conductor corresponding closing the first circle
The external diameter of annuli arrangement is d1, a diameter of d3, the d3=0.8d1 of the equivalent cylindrical anchor ring of described interior core conductor, and described middle level is led
Body is combined by ten two-stage nitration radian identical the first aluminium alloy wires and forms corresponding closing the second anchor ring structure, described outer contact
Combined by 24 sections of radian identical second aluminium alloy wires and form corresponding closing the second anchor ring structure.
2. as claimed in claim 1 a kind of aluminum Baogang core superalloy twisted wire vibration damping aerial condutor it is characterised in that:
Described interior core conductor is specially the stranded formation of structure according to+6 outer shrouds in 1 center for seven aluminum clad steel wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620417839.XU CN205920786U (en) | 2016-05-10 | 2016-05-10 | Aluminium package steel core super heat resistance aluminium alloy stranded conductor's damping air wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620417839.XU CN205920786U (en) | 2016-05-10 | 2016-05-10 | Aluminium package steel core super heat resistance aluminium alloy stranded conductor's damping air wire |
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| CN205920786U true CN205920786U (en) | 2017-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620417839.XU Active CN205920786U (en) | 2016-05-10 | 2016-05-10 | Aluminium package steel core super heat resistance aluminium alloy stranded conductor's damping air wire |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106934096A (en) * | 2017-02-06 | 2017-07-07 | 华南理工大学 | A kind of method that steel core temperature is solved based on aerial condutor surface temperature |
-
2016
- 2016-05-10 CN CN201620417839.XU patent/CN205920786U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106934096A (en) * | 2017-02-06 | 2017-07-07 | 华南理工大学 | A kind of method that steel core temperature is solved based on aerial condutor surface temperature |
| CN106934096B (en) * | 2017-02-06 | 2020-04-28 | 华南理工大学 | Method for solving steel core temperature based on surface temperature of overhead conductor |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215234 seven industrial zone, Wujiang District, Jiangsu, Suzhou Patentee after: Jiangsu Hengtong Electric Power Intelligent Network Technology Co., Ltd Address before: 215234 seven industrial zone, Wujiang District, Jiangsu, Suzhou Patentee before: Fujikura Hengtong Aerial Cable System Ltd. |
|
| CP01 | Change in the name or title of a patent holder |