CN104113013B - Special rope saw for wire foreign matter treatment - Google Patents
Special rope saw for wire foreign matter treatment Download PDFInfo
- Publication number
- CN104113013B CN104113013B CN201410363211.1A CN201410363211A CN104113013B CN 104113013 B CN104113013 B CN 104113013B CN 201410363211 A CN201410363211 A CN 201410363211A CN 104113013 B CN104113013 B CN 104113013B
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- Prior art keywords
- rope
- saw
- wire
- rope saw
- sling
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- 238000000034 method Methods 0.000 claims description 19
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- 230000005540 biological transmission Effects 0.000 abstract description 7
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- 239000000463 material Substances 0.000 description 5
- 238000013461 design Methods 0.000 description 4
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- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 206010054949 Metaplasia Diseases 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
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Abstract
The invention relates to a special rope saw for wire foreign matter treatment and belongs to the field of line overhaul devices. The special rope saw is suitable for wire foreign matter treatment in power transmission line overhaul live working. The special rope saw comprises a rope saw body (2), connecting rings (1) are fixed at two ends of the rope saw body (2), two ends of a lengthened rope (3) are detachably connected to the connecting rings (1), and the rope saw body (2) is composed of an insulating rope (201) at the center, an inner rope sleeve (202) wrapping the outer portion of the insulating rope (201), an outer rope sleeve (203) wrapping the outer portion of the inner rope sleeve (202), a bearing (204) sleeving the outer portion of the outer rope sleeve (203) and a saw blade (205) embedded in the outer portion of the bearing. The special rope saw improves wire foreign matter treatment speed in power transmission line overhaul live working, is convenient to operate and greatly reduces workload and burden of workers.
Description
Technical field
The present invention relates to a kind of wire foreign body and process special-purpose rope saw, it is adaptable at the wire foreign body in power transmission lines overhauling livewire work
Reason, belongs to line maintenance device field.
Background technology
For overhead transmission line, need to carry out periodical inspection maintenance, external environment condition often has some such as kite strings, Polypropylence Sheet,
The foreign bodies such as woollen goods rope, oilpaper rope, fire balloon waft on shaft tower or wire and enwind shaft tower or wire.Different electric pressures defeated
Electric line has different requirements for safe distance, it is to be ensured that wire and ground wire relatively, wire and shaft tower relatively, wire with
The safe distance that the alternate holding of wire is enough, in order to avoid the high-tension electricity in circuit punctures the air gap and causes single-phase short circuit or phase fault
Fault causes line tripping, it is ensured that power system security and society's electricity consumption are reliable.And the foreign body being hanging on wire is the most likely
The air gap or insulator portion short circuit, make safe distance inadequate, electric discharge danger occurs.So, find different operations staff
After thing defect, maintainer should process wire foreign body defect problem as soon as possible, gets rid of circuit hidden danger.
The most important reliability seeking to ensure power supply of three basic demands of Operation of Electric Systems.Owing to power industry is with each
Row each industry closely coupled, the interruption of power supply will cause pause and the destruction of people's lives order of production, even cause the person and
The damage of equipment, therefore, power system should ensure continuously to power user as far as possible.Weigh power supply reliability index,
Typically account for the percentage ratio of annual time 8760h with the average power-on time of whole users to represent.The every annual of such as user has a power failure and wraps
Include accident and maintenance power off time is 17.52h, then power off time accounts for the 0.2% of the whole year, i.e. power supply reliability is 99.8%.
Accident maintenance is to reply properly functioning carried out as early as possible by the circuit making forced shutdown or the accident that is likely to result at any time occur
Combat resilience repair work, belongs to non-plan repair work.Can become as the preferable defect elimination of one by service without power-off after finding defect
Mode.As run into wire road foreign body problem, as a example by 220KV line conductor foreign body processes, service work is usually by charged work
Industry is removed.Conventional operating process is, livewire work personnel climb up shaft tower under the cooperation of ground staff and enter equipotential live line work,
Rely on driving to climbing to carry out on wire foreign body process on wire or along the rope ladder hung up properly from cross-arm outlet.Isoelectric level is charged
The workload of operation is huge, dispose and to implement the cost time long, and the personnel for assisting under operation on tower and tower need to expend a large amount of
Muscle power, be unfavorable for quickly effectively carrying out of defect processing.
Summary of the invention
According to above the deficiencies in the prior art, it is an object of the invention to: provide a kind of wire foreign body to process special-purpose rope saw, improve
Wire foreign body processing speed in power transmission lines overhauling livewire work, easy to operate, greatly reduce workload, alleviate work
Personnel bear.
Wire foreign body of the present invention processes special-purpose rope saw, and including rope saw body, rope saw body two ends are fixed with connection ring, and one
Extend rope two ends to be removably attachable to connect on ring, rope saw body by the insulating cord at center, be wrapped in the inner rope outside insulating cord
Overlap, be wrapped in the outer rope sling outside interior rope sling, be sleeved on the bearing outside outer rope sling and be embedded in the saw blade composition of Bearing outer.
Rope saw body is ridden on wire, restricts in the rubbing back and forth of ground control line saw body by extending, repeatedly grind by rope saw body
File and the foreign body on wire is filed disconnected and disposes, be not required under personnel on wire process, substantially increase defect elimination speed, subtract
Light work personnel bear, and improve safety simultaneously.Described rope sling outer surface is cased with bearing and is embedded in the saw blade outside bearing,
Foreign body is removed and is frustrated back and forth mainly by saw blade, and bearing and saw blade use duroplasts, pottery or insulative carbon fiber material optional, can root
Different saw blade types and specification is determined according to concrete wire foreign body situation.
The described a length of 1000mm of rope saw body, there are bearing and the saw blade of insulant in the surface of the rope outer rope sling of saw, due to rope
Saw meeting vertical expansion during rising, when running into wire the most arranged vertically, if rope saw is long, lower wire can be made
Between air single gap or combinational gap excessively shorten, may result in phase spacing and cause short-circuit conditions not；If rope was sawed
It is short, during burr foreign body back and forth, it is more likely that rope saw is dragged from wire during pulling prolongation rope up and down by underground population,
Operation needs again to delay the time that a part allows rope saw reset, and is therefore provided with reasonably rope saw body length.
Described interior rope sling is adhesively fixed with insulating cord, and interior rope sling outer surface and outer rope sling inner surface are respectively equipped with plastics hair and glue, outward
Rope sling and interior rope sling are by plastics hair adhesion.
Described connection ring diameter of section is more than rope saw body diameter.
During use, step on bar personnel carry prolongation rope climb up shaft tower after carry out earth potential live operation, by extend rope take foreign body
On certain phase conductor, the other end is controlled by ground staff, allows by extending the assistance of personnel's insulating bar on self gravity of rope and shaft tower
Extending the free end restricted along lower to ground, ground staff controls.Rope saw body is connected to extend on rope by the connection ring at two ends,
Being connected into continuous rope mechanism, ground staff rises to rope saw with abnormal contact closely, to pull prolongation rope up and down by controlling to extend to restrict
Foreign body is carried out file dynamic, foreign body is rubbed or takes away wire, reach to get rid of the function of foreign body.
Compared with prior art, the invention have the advantages that:
1) special-purpose rope saw is used to process wire foreign body, it is to avoid to carry out operating by the Equipotential live working of rope ladder or driving, excellent
Change workflow, it is simple to operation, improve defect elimination speed, decrease workload, provide great convenience for upkeep operation；
2) rope is sawed and is connected reliably between each component, easy accessibility；
3) bearing and saw blade use duroplasts or carbon fibre material, destroy the aluminium oxide layers of conductive line surfaces during preventing from getting rid of foreign body
Or zinc coat, it is ensured that sectional area of wire and intensity meet code regulation, it is to avoid produce wire and hard thing friction cause abrasion,
Corner angle, burr, not because overhauling the safe operation of line influence circuit；
4) bearing and saw blade determine type and specification according to different foreign bodies, carry out specific aim process for different foreign bodies, improve
The efficiency of upkeep operation, and facilitate mechanization and put into operation production；
5) the trunk portion insulating cord of rope saw uses the insulating cord of a diameter of 20mm, it is ensured that transmission line of electricity safe distance and insulation
Requirement, rope saw circular configuration force of rolling friction little, facilitate after rope saw is risen on wire by ground staff to rope saw position enter
The trickle adjustment of row；
6) Design of length of rope saw has taken into full account the requirement of overhead transmission line safe distance, during using rope sling, gap and combination
Gap meets requirement.The sectional area of rope saw designs according to wire thickness and frictional force, has taken into account the installation of rope sling, beneficially standard
Metaplasia is produced.
7) this patent is to be designed as a example by wire foreign body processes, and is also applied for the situation that aerial earth wire foreign body processes.
Accompanying drawing explanation
Fig. 1 is present configuration schematic diagram；
Fig. 2 is rope saw body insulating cord, interior rope sling and outer rope sling schematic cross-section；
Fig. 3 is operating diagram of the present invention；
Fig. 4 is enlarged drawing at A in Fig. 3；
Fig. 5 is that the present invention uses flow chart.
In figure: 1, connect ring；2, rope saw body；3, rope is extended；4, shaft tower；5, wire；6, at foreign body；7, downward
Direction；8, upward direction；9, horizontal direction；10, direction of transfer；11, direction is pulled；12, servo-actuated direction；201, exhausted
Edge rope；202, interior rope sling；203, outer rope sling；204, bearing；205, saw blade.
Detailed description of the invention
Below in conjunction with the accompanying drawings embodiments of the invention are described further.
As shown in Fig. 1～2, this wire foreign body processes special-purpose rope saw, and including rope saw body 2, rope saw body 2 two ends are fixed with connection ring 1,
One extends rope 3 two ends fastens on connection ring 1, and restrict a length of 1000mm of saw body 2, and rope saw body 2 is by the insulating cord at center
201, outside being wrapped in the interior rope sling 202 outside insulating cord 201, being wrapped in the outer rope sling 203 outside interior rope sling 202, be sleeved on
Bearing 204 outside rope sling 203 and be embedded in the saw blade 205 of Bearing outer and form, insulating cord 201 is the trunk portion of rope saw,
Using isolation material, rope diameter is 20mm, if diameter is excessive, rope saw body 2 can be made to increase with conductor contact surface, increase
Big frictional force, the motion of the saw body 2 that is unfavorable for restricting；If diameter is too small, it has not been convenient to the design of interior rope sling 202 and outer rope sling
The installation of 203；Interior rope sling 202 inner surface and insulating cord 201 fix adhesion, and outer surface is that plastics hair glues, and is used for and outer rope sling
The inner surface phase adhesion of 203, adhesion thickness is about 2mm；Outer rope sling 203 inner surface is that plastics hair glues, outer rope sling 203 appearance
Face bearing set 204, the outside saw blade 205 of inlaying of bearing 204, bearing 204 and saw blade 205 are used for frustrating disconnected foreign body.Outer rope sling 203
Can be taken off by plastics hair adhesion, outer rope sling 203 with interior rope sling 202, can determine different according to concrete wire foreign body situation
Bearing and saw blade type and specification.
Connecting ring 1 is isolation material, and natural length is 80mm, is designed as ring structures and is easy to colligation prolongation rope.Connect ring 1
Diameter of section, more than rope saw body 2 diameter, so will become the shelves head of rope saw body 2 during moving back and forth, can prevent
Only cross ambassador's saw body 2 of restricting due to the move distance that overexerts and depart from wire 5.
Extend rope and be adopted as isolation material, a diameter of 14mm, thinner prolongation rope sectional area design be easy to step on bar personnel carry and
Facilitate ground staff's control, and different length can be selected according to line-to-ground distance.
Work process:
Such as Fig. 3, shown in 4, during use, step on bar personnel and carry after shaft tower 4 climbed up by prolongation rope 3 and carry out earth potential live operation, will
Extending rope 3 to take on certain phase conductor of foreign body, the other end is controlled by ground staff, by the rope saw body 2 connection by two ends
Ring 1 is connected to extend on rope 3, is connected into continuous rope mechanism, and ground staff makes rope saw body 2 at wire 5 by controlling prolongation rope 3
Foreign body at 6 burrs repeatedly, foreign body rubbed or take away wire, reaching to get rid of the function of foreign body.
As shown in Figure 5 a, one section that extends rope 3 is taken on certain phase conductor 5 of foreign body, under himself action of gravity, one
End 7 motion in a downwardly direction, the other end 8 motion in upward direction；
As shown in Figure 5 b, after prolongation rope 3 moves into place, ground staff controls the prolongation rope 3 being suspended on wire 5；
As shown in Figure 5 c, ground staff controls 9 the prolongation rope 3 being suspended on wire 5 is moved at foreign body 6 in the horizontal direction；
As fig 5d, rope saw body 2 and prolongation rope 3 being connected into continuous rope structure, then ground staff restricts by controlling to extend
3, along direction of transfer 10 action, rise to rope saw body 2 tight with abnormal contact；
As depicted in fig. 5e, after rope saw body 2 is moved at foreign body 6, ground staff is moved along pulling direction 11 by what prolongation was restricted,
Rope saw body 2 moves along servo-actuated direction 12, and rope saw body 2 completes the file to foreign body and processes.
Claims (3)
1. a wire foreign body processes special-purpose rope saw, it is characterised in that: include saw body (2) of restricting, saw body (2) two of restricting
End is fixed with connection ring (1), and one extends rope (3) two ends is removably attachable to connect on ring (1), rope saw body (2)
By the insulating cord (201) at center, it is wrapped in the outside interior rope sling (202) of insulating cord (201), is wrapped in interior rope sling (202)
Outside outer rope sling (203), it is sleeved on the outside bearing (204) of outer rope sling (203) and is embedded in the saw blade of Bearing outer
(205) composition, described interior rope sling (202) is adhesively fixed with insulating cord (201), interior rope sling (202) outer surface and
Outer rope sling (203) inner surface is respectively equipped with plastics hair and glues, and outer rope sling (203) and interior rope sling (202) are viscous by plastics hair
Even.
Wire foreign body the most according to claim 1 processes special-purpose rope saw, it is characterised in that: described rope saw body (2)
A length of 1000mm.
Wire foreign body the most according to claim 1 processes special-purpose rope saw, it is characterised in that: described connection ring (1) cross section
Diameter is more than rope saw body (2) diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410363211.1A CN104113013B (en) | 2014-07-28 | 2014-07-28 | Special rope saw for wire foreign matter treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410363211.1A CN104113013B (en) | 2014-07-28 | 2014-07-28 | Special rope saw for wire foreign matter treatment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104113013A CN104113013A (en) | 2014-10-22 |
| CN104113013B true CN104113013B (en) | 2017-01-11 |
Family
ID=51709702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410363211.1A Active CN104113013B (en) | 2014-07-28 | 2014-07-28 | Special rope saw for wire foreign matter treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104113013B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19802938A1 (en) * | 1998-01-27 | 1999-07-29 | Buediam Diamantwerkzeuge R Und | Saw rope with saw pearl |
| CN202292918U (en) * | 2011-10-17 | 2012-07-04 | 钟欣琰 | Rope-shaped saw |
| CN202633825U (en) * | 2012-05-30 | 2012-12-26 | 招远市东晟橡胶制品有限公司 | Efficient foreign body clearer for line |
| CN202749749U (en) * | 2012-08-21 | 2013-02-20 | 谢诤让 | Foreign-matter cleaning belt for power transmission line |
-
2014
- 2014-07-28 CN CN201410363211.1A patent/CN104113013B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104113013A (en) | 2014-10-22 |
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