CN103197350B - Wire type live line measurement method - Google Patents
Wire type live line measurement method Download PDFInfo
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- CN103197350B CN103197350B CN201310138582.5A CN201310138582A CN103197350B CN 103197350 B CN103197350 B CN 103197350B CN 201310138582 A CN201310138582 A CN 201310138582A CN 103197350 B CN103197350 B CN 103197350B
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- groove
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- tension pole
- insulated tension
- width
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- 238000000691 measurement method Methods 0.000 title claims abstract description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 42
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 42
- 238000005259 measurement Methods 0.000 claims abstract description 12
- 238000012360 testing method Methods 0.000 claims abstract description 10
- 239000004020 conductor Substances 0.000 claims description 21
- 239000004411 aluminium Substances 0.000 claims description 20
- 230000001174 ascending effect Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 239000003086 colorant Substances 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000013590 bulk material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Electric Cable Installation (AREA)
Abstract
The invention relates to a wire type live line measurement method and a dedicated testing ruler, belonging to the technical field of power supply overhauling and maintenance. The technical scheme is as follows: the ruler comprises a body (4), slots (2), a permanent magnet (1) and an insulating tension pole connecting mechanism (3), wherein the body is a rectangular insulating plate; two sides of the rectangular insulating plate in the length direction are provided with a plurality of slots; the width of each slot is matched with the diameter of one type of wires; the end of the rectangular insulating plate in the width direction is provided with the permanent magnet; the other end in the width direction is provided with the insulating tension pole connecting mechanism. The ruler disclosed by the invention has the beneficial effects that the slots are processed according to the wire diameter strictly; the measured wires with steel-cored aluminum strands are arranged at one side while the measured wires without steel-cored aluminum strands are arranged at the other side, and the wires are distinguished by number and colors, which is clear at a glance; the result is accurate; the measurement can be performed in a live state without cutting off the power, and the production can not be influenced; and by carrying out actual live line measurement on different lines, the use is more convenient and the wire type measurement is more accurate.
Description
Technical field
The present invention relates to a kind of wire type live line measurement method, belong to electric power repair maintenance technology field.
Background technology
Electric power system is longer owing to running the time limit, and the source book about the old wire type of part is likely lost, loss, or has data and obviously do not conform to actual track model, or can not confirm.In scheduled overhaul or provisional power failure process, because workload is comparatively large, have little time to use vernier caliper to measure one by one, meanwhile, vernier caliper carries inconvenience; Particularly circuit long operational time, because stretched condition appears in tension force reason, some key position is measured not in place, arranges this work separately, needs to have a power failure, affects power supply reliability.
Summary of the invention
The object of the invention is to provide a kind of wire type live line measurement method, completes multiple wire type live line measurement, does not need to have a power failure, easy to use, solves the problems referred to above that background technology exists.
Technical scheme of the present invention is:
Wire type live line measurement special test chi, comprise body, draw-in groove, permanent magnet and insulated tension pole bindiny mechanism, body is rectangular dielectric plate, and two sides of rectangular dielectric plate length direction have multiple draw-in groove, and the width of each draw-in groove matches with a kind of diameter of wire respectively; The draw-in groove width of rectangular dielectric plate length direction side and the diameter of steel-cored aluminium strand match, and the draw-in groove width of opposite side and the diameter of aluminum stranded conductor match; The draw-in groove of every side is all according to the ascending aligned transfer of width, and on rectangular dielectric plate, the position of corresponding each draw-in groove marks the wire type of this pocket matches; One end of rectangular dielectric plate Width is provided with permanent magnet, and the other end of Width is provided with insulated tension pole bindiny mechanism; Described insulated tension pole bindiny mechanism is made up of insulated tension pole groove, located lateral bolt and longitudinal register bolt, and insulated tension pole groove is arranged along rectangular dielectric plate length direction, and located lateral bolt and longitudinal register bolt coupling are on insulated tension pole groove.
Because aerial condutor is divided into steel-cored aluminium strand and aluminum stranded conductor two kinds, their wire diameter specification is not identical, so, draw-in groove is divided into two rows by the present invention, and a row matches, for measuring steel-cored aluminium strand with steel-cored aluminium strand, another row matches, for measuring aluminum stranded conductor with aluminum stranded conductor.
Described multiple draw-in grooves, respectively along two side arrangements of rectangular dielectric plate length direction, the part that rectangular dielectric plate is provided with permanent magnet is rectangular dielectric plate top, and all draw-in grooves are all arranged to rectangular dielectric plate upper angled.
Described body is connected with insulated tension pole by insulated tension pole bindiny mechanism, and insulated tension pole inserts insulated tension pole groove, by located lateral bolt together with longitudinal register bolted.
Described bulk material is the insulcrete that 10mm is thick, this insulcrete meets 10KV and with the voltage insulation requirement of strength of line, meet plant equipment processing and fabricating ability simultaneously, be required to meet again the requirement of strength with insulated tension pole bindiny mechanism, ensure safe and reliable by selecting of insulcrete with the cooperation double insulation of insulated tension pole; The measurement of the above alive circuit of 35KV electric pressure, its dielectric strength meets the demands mainly through the dielectric strength of insulated tension pole.
Wire type live line measurement method, above-mentioned special test chi is adopted to carry out, comprise following steps: 1. insulated tension pole is inserted insulated tension pole groove, by located lateral bolt together with longitudinal register bolted, body is connected as one by insulated tension pole bindiny mechanism and insulated tension pole; 2. judge that the kind of aerial condutor is measured; Lift insulated tension pole, the permanent magnet on body is pressed close to aerial condutor and departs from; Check whether permanent magnet deflects, if deflection, select the side bayonet slot that body matches with steel-cored aluminium strand to measure, otherwise, select the side bayonet slot that body matches with aluminum stranded conductor to measure; When 3. measuring, from the draw-in groove of less width, card is surveyed, diameter of wire can not enter more greatly less width draw-in groove, strengthen a level width draw-in groove and again block survey, until this aerial condutor can enter the draw-in groove of match width, the wire type that this draw-in groove marks is this aerial condutor model.
Which side is described special test chi body surface color distinguish is steel-cored aluminium strand draw-in groove, and opposite side is aluminum stranded conductor draw-in groove, and such as: steel-cored aluminium strand draw-in groove side is yellow, aluminum stranded conductor draw-in groove side is green.
Good effect of the present invention: convenient and reliable, each draw-in groove is processed in strict accordance with diameter of wire, have steel-cored aluminium strand to measure in side, steel core free aluminum stranded conductor in other side, with numeral and color distinguish, very clear, result is accurate, can live line measurement, do not need power failure to carry out, do not affect production; By having carried out actual live line measurement to different circuits, use easily, it is very accurate that wire type has been measured.
Accompanying drawing explanation
Fig. 1 is embodiment of the present invention schematic diagram;
Fig. 2 is embodiment of the present invention insulated tension pole bindiny mechanism schematic diagram;
Fig. 3 is that the embodiment of the present invention uses schematic diagram;
Fig. 4 is the present invention's front view (FV) in kind;
Fig. 5 is the present invention reverse side figure in kind;
In figure: permanent magnet 1, draw-in groove 2, insulated tension pole bindiny mechanism 3, body 4, located lateral bolt 5, aerial condutor 6, insulated tension pole 7, longitudinal register bolt 8.
Embodiment
Below in conjunction with accompanying drawing, by embodiment, the present invention will be further described.
Wire type live line measurement special test chi, comprise body 4, draw-in groove 2, permanent magnet 1 and insulated tension pole bindiny mechanism 3, body is rectangular dielectric plate, and two sides of rectangular dielectric plate length direction have multiple draw-in groove, and the width of each draw-in groove matches with a kind of diameter of wire respectively; The draw-in groove width of rectangular dielectric plate length direction side and the diameter of steel-cored aluminium strand match, and the draw-in groove width of opposite side and the diameter of aluminum stranded conductor match; The draw-in groove of every side is all according to the ascending aligned transfer of width, and on rectangular dielectric plate, the position of corresponding each draw-in groove marks the wire type of this pocket matches; One end of rectangular dielectric plate Width is provided with permanent magnet, and the other end of Width is provided with insulated tension pole bindiny mechanism; Described insulated tension pole bindiny mechanism is made up of insulated tension pole groove, located lateral bolt 5 and longitudinal register bolt 8, and insulated tension pole groove is arranged along rectangular dielectric plate length direction, and located lateral bolt and longitudinal register bolt coupling are on insulated tension pole groove.
Because aerial condutor is divided into steel-cored aluminium strand and aluminum stranded conductor two kinds, their wire diameter specification is not identical, so, draw-in groove is divided into two rows by the present invention, and a row matches, for measuring steel-cored aluminium strand with steel-cored aluminium strand, another row matches, for measuring aluminum stranded conductor with aluminum stranded conductor.
Described multiple draw-in grooves, respectively along two side arrangements of rectangular dielectric plate length direction, the part that rectangular dielectric plate is provided with permanent magnet is rectangular dielectric plate top, and all draw-in grooves are all arranged to rectangular dielectric plate upper angled.
Described body is connected with insulated tension pole by insulated tension pole bindiny mechanism, and insulated tension pole inserts insulated tension pole groove, by located lateral bolt together with longitudinal register bolted.
Described bulk material is the insulcrete that 10mm is thick, this insulcrete meets 10KV and with the voltage insulation requirement of strength of line, meet plant equipment processing and fabricating ability simultaneously, be required to meet again the requirement of strength with insulated tension pole bindiny mechanism, ensure safe and reliable by selecting of insulcrete with the cooperation double insulation of insulated tension pole; The measurement of the above alive circuit of 35KV electric pressure, its dielectric strength meets the demands mainly through the dielectric strength of insulated tension pole.
Wire type live line measurement method, above-mentioned special test chi is adopted to carry out, comprise following steps: 1. insulated tension pole is inserted insulated tension pole groove, by located lateral bolt together with longitudinal register bolted, body is connected as one by insulated tension pole bindiny mechanism and insulated tension pole; 2. judge that the kind of aerial condutor is measured; Lift insulated tension pole 7, the permanent magnet 1 on body is pressed close to aerial condutor 6 and departed from; Check whether permanent magnet deflects, if deflection, select the side bayonet slot that body matches with steel-cored aluminium strand to measure, otherwise, select the side bayonet slot that body matches with aluminum stranded conductor to measure; When 3. measuring, from the draw-in groove of less width, card is surveyed, diameter of wire can not enter more greatly less width draw-in groove, strengthen a level width draw-in groove and again block survey, until this aerial condutor can enter the draw-in groove of match width, the wire type that this draw-in groove marks is this aerial condutor model.
Which side is described special test chi body surface color distinguish is steel-cored aluminium strand draw-in groove, and opposite side is aluminum stranded conductor draw-in groove, and such as: steel-cored aluminium strand draw-in groove side is yellow, aluminum stranded conductor draw-in groove side is green.
Embodiment more specifically:
The first step: the insulated tension pole choosing applicable electric pressure, insulated tension pole bindiny mechanism below body is connected with insulated tension pole " ┴ " type joint, and fix with located lateral bolt and longitudinal register bolt, finally select insulated tension pole connecting joint quantity to connect according to conductor height, measure;
Second step: during measurement, first wire kind is judged, whether be with steel core, because steel-cored aluminium strand is different from non-steel core aluminum stranded conductor diameter, above adopting body, permanent magnet detects, and when departing from wire after magnet contact bar hollow wire, magnet displacement occurs, just prove that this wire is steel-cored aluminium strand, otherwise be aluminum stranded conductor;
3rd: then choose corresponding body one side bayonet slot, carry out wire size according to principle from bottom to up and snap in, ground floor does not snap in, and selects the second layer, until snap in layer, the model that this layer of draw-in groove marks is this wire type.
Claims (2)
1. a wire type live line measurement method, is characterized in that comprising following steps:
1. special test chi is used to carry out, this test chi comprises body (4), draw-in groove (2), permanent magnet (1) and insulated tension pole bindiny mechanism (3), body is rectangular dielectric plate, two sides of rectangular dielectric plate length direction have multiple draw-in groove, and the width of each draw-in groove matches with a kind of diameter of wire respectively; The draw-in groove width of rectangular dielectric plate length direction side and the diameter of steel-cored aluminium strand match, and the draw-in groove width of opposite side and the diameter of aluminum stranded conductor match; The draw-in groove of every side is all according to the ascending aligned transfer of width, and on rectangular dielectric plate, the position of corresponding each draw-in groove marks the wire type of this pocket matches; The upper end of rectangular dielectric plate Width is provided with permanent magnet, and the lower end of Width is provided with insulated tension pole bindiny mechanism; Described insulated tension pole bindiny mechanism is made up of insulated tension pole groove, located lateral bolt (5) and longitudinal register bolt (8), and insulated tension pole groove is arranged along rectangular dielectric plate length direction, and located lateral bolt and longitudinal register bolt coupling are on insulated tension pole groove; Described multiple draw-in grooves, respectively along two side arrangements of rectangular dielectric plate length direction, the part that rectangular dielectric plate is provided with permanent magnet is rectangular dielectric plate top, and all draw-in grooves are all arranged to rectangular dielectric plate upper angled;
2. insulated tension pole is inserted insulated tension pole groove, by located lateral bolt together with longitudinal register bolted, body is connected as one by insulated tension pole bindiny mechanism and insulated tension pole;
3. judge that the kind of aerial condutor is measured; Lift insulated tension pole (7), the permanent magnet (1) on body is pressed close to aerial condutor (6) and departed from; Check whether permanent magnet deflects, if deflection, select the side bayonet slot that body matches with steel-cored aluminium strand to measure, otherwise, select the side bayonet slot that body matches with aluminum stranded conductor to measure;
during measurement, from the draw-in groove of less width, card is surveyed, diameter of wire can not enter more greatly less width draw-in groove, strengthen a level width draw-in groove and again block survey, until this aerial condutor can enter the draw-in groove of match width, the wire type that this draw-in groove marks is this aerial condutor model.
2. wire type live line measurement method according to claim 1, is characterized in that: described special test chi body surface color is steel-cored aluminium strand draw-in groove to distinguish which side, and opposite side is aluminum stranded conductor draw-in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310138582.5A CN103197350B (en) | 2013-04-22 | 2013-04-22 | Wire type live line measurement method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310138582.5A CN103197350B (en) | 2013-04-22 | 2013-04-22 | Wire type live line measurement method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103197350A CN103197350A (en) | 2013-07-10 |
| CN103197350B true CN103197350B (en) | 2015-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310138582.5A Active CN103197350B (en) | 2013-04-22 | 2013-04-22 | Wire type live line measurement method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103197350B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107036505A (en) * | 2017-05-16 | 2017-08-11 | 国网新疆电力公司博尔塔拉供电公司 | Wire diameter measures specific purpose tool |
| CN111397465B (en) * | 2019-12-27 | 2022-04-26 | 国网浙江省电力有限公司金华供电公司 | Wire model specification caliber |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200952926Y (en) * | 2006-07-26 | 2007-09-26 | 白庆永 | Ruler for measuring live overhead line conductor external diameter |
| CN203164434U (en) * | 2013-04-22 | 2013-08-28 | 国家电网公司 | Live-line specialized test ruler of conducting wire type |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1189040A (en) * | 1997-09-10 | 1999-03-30 | Sumitomo Wiring Syst Ltd | Re-stranding device |
-
2013
- 2013-04-22 CN CN201310138582.5A patent/CN103197350B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200952926Y (en) * | 2006-07-26 | 2007-09-26 | 白庆永 | Ruler for measuring live overhead line conductor external diameter |
| CN203164434U (en) * | 2013-04-22 | 2013-08-28 | 国家电网公司 | Live-line specialized test ruler of conducting wire type |
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| Publication number | Publication date |
|---|---|
| CN103197350A (en) | 2013-07-10 |
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