CN103197350A - Wire type live line measurement method and dedicated testing ruler - Google Patents
Wire type live line measurement method and dedicated testing ruler Download PDFInfo
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- CN103197350A CN103197350A CN2013101385825A CN201310138582A CN103197350A CN 103197350 A CN103197350 A CN 103197350A CN 2013101385825 A CN2013101385825 A CN 2013101385825A CN 201310138582 A CN201310138582 A CN 201310138582A CN 103197350 A CN103197350 A CN 103197350A
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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 and special test chi, belong to power supply repair and maintenance technical field.
Background technology
Electric power system might be lost, loss about the source book of the old wire type of part because the operation time limit is longer, or has data and obviously do not conform to the actual track model, perhaps can not confirm.In scheduled overhaul or provisional power failure process, because workload is bigger, have little time to use vernier caliper to measure one by one, simultaneously, vernier caliper carries inconvenience; Circuit long operational time particularly, owing to the stretching situation appears in the tension force reason, some key position is measured not in place, arranges this work separately, needs to have a power failure, and influences power supply reliability.
Summary of the invention
The object of the invention provides a kind of wire type live line measurement method and special test chi, finishes multiple wire type live line measurement, does not need to have a power failure, and convenient the 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 the rectangle insulcrete, and two sides of rectangle insulcrete length direction have a plurality of draw-in grooves, and the width of each draw-in groove is complementary with a kind of diameter of lead respectively; The draw-in groove width of rectangle insulcrete length direction one side and the diameter of steel-cored aluminium strand are complementary, and the draw-in groove width of opposite side and the diameter of aluminum stranded conductor are complementary; The draw-in groove of each side is all arranged according to the ascending rule of width, and the position of corresponding each draw-in groove marks the wire type of this draw-in groove coupling on the rectangle insulcrete; One end of rectangle insulcrete 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 of insulated tension pole groove, located lateral bolt and longitudinal register bolt, and the insulated tension pole groove arranges along rectangle insulcrete length direction, and located lateral bolt and longitudinal register bolt coupling are on the insulated tension pole groove.
Because aerial condutor is divided into two kinds of steel-cored aluminium strand and aluminum stranded conductors, their standard wire lattice are inequality, so, the present invention is divided into two rows with draw-in groove, and a row is complementary with steel-cored aluminium strand, is used for measuring steel-cored aluminium strand, another row is complementary with aluminum stranded conductor, is used for measuring aluminum stranded conductor.
Described a plurality of draw-in groove is arranged along two sides of rectangle insulcrete length direction respectively, and the part that the rectangle insulcrete is provided with permanent magnet is rectangle insulcrete top, and all draw-in grooves are all arranged to rectangle insulcrete upper angled.
Described body is connected with insulated tension pole by insulated tension pole bindiny mechanism, insulated tension pole insertion insulated tension pole groove, by located lateral bolt and longitudinal register bolted together.
Described bulk material is the thick insulcrete of 10mm, this insulcrete satisfies the voltage insulation requirement of strength of 10KV and following circuit, satisfy plant equipment processing and fabricating ability simultaneously, require requirement of strength satisfied and insulated tension pole bindiny mechanism again, safe and reliable by selecting for use with the cooperation double insulation assurance of insulated tension pole of insulcrete; The measurement of the above alive circuit of 35KV electric pressure, its dielectric strength mainly meets the demands by the dielectric strength of insulated tension pole.
Wire type live line measurement method, adopt above-mentioned special test chi to carry out, comprise following steps: 1. insulated tension pole is inserted the insulated tension pole groove, by located lateral bolt and longitudinal register bolted together, body connects as one by insulated tension pole bindiny mechanism and insulated tension pole; 2. judge that the kind of aerial condutor measures; Lift insulated tension pole, the permanent magnet on the body is pressed close to aerial condutor and disengaging; Check whether deflection of permanent magnet, if deflection, a side bayonet slot of selecting to be complementary with steel-cored aluminium strand on the body is measured, otherwise a side bayonet slot of selecting to be complementary with aluminum stranded conductor on the body is measured; Draw-in groove from less width when 3. measuring begins the card survey, diameter of wire can not enter less width draw-in groove more greatly, strengthen a level width draw-in groove and block survey again, can enter the draw-in groove of match width up to this aerial condutor, the wire type that this draw-in groove marks is this aerial condutor model.
Which side described special test chi body surface distinguishes with color is the steel-cored aluminium strand draw-in groove, and opposite side is the aluminum stranded conductor draw-in groove, and for example: steel-cored aluminium strand draw-in groove one side is yellow, and aluminum stranded conductor draw-in groove one side is green.
Good effect of the present invention: convenient and reliable, process each draw-in groove in strict accordance with diameter of wire, have that steel-cored aluminium strand measures in a side, the steel core free aluminum stranded conductor in an other side, distinguish with numeral and color, very clear, the result is accurate, can live line measurement, do not need to have a power failure and carry out, do not influence production; By different circuits has been carried out actual live line measurement, use easily, it is very accurate that wire type is measured.
Description of drawings
Fig. 1 is embodiment of the invention synoptic diagram;
Fig. 2 is embodiment of the invention insulated tension pole bindiny mechanism synoptic diagram;
Fig. 3 uses synoptic diagram for the embodiment of the invention;
Fig. 4 is the present invention's front view (FV) in kind;
Fig. 5 is the present invention reverse side figure in kind;
Among the 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, the present invention will be further described by embodiment.
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 the rectangle insulcrete, and two sides of rectangle insulcrete length direction have a plurality of draw-in grooves, and the width of each draw-in groove is complementary with a kind of diameter of lead respectively; The draw-in groove width of rectangle insulcrete length direction one side and the diameter of steel-cored aluminium strand are complementary, and the draw-in groove width of opposite side and the diameter of aluminum stranded conductor are complementary; The draw-in groove of each side is all arranged according to the ascending rule of width, and the position of corresponding each draw-in groove marks the wire type of this draw-in groove coupling on the rectangle insulcrete; One end of rectangle insulcrete 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 of insulated tension pole groove, located lateral bolt 5 and longitudinal register bolt 8, and the insulated tension pole groove arranges along rectangle insulcrete length direction, and located lateral bolt and longitudinal register bolt coupling are on the insulated tension pole groove.
Because aerial condutor is divided into two kinds of steel-cored aluminium strand and aluminum stranded conductors, their standard wire lattice are inequality, so, the present invention is divided into two rows with draw-in groove, and a row is complementary with steel-cored aluminium strand, is used for measuring steel-cored aluminium strand, another row is complementary with aluminum stranded conductor, is used for measuring aluminum stranded conductor.
Described a plurality of draw-in groove is arranged along two sides of rectangle insulcrete length direction respectively, and the part that the rectangle insulcrete is provided with permanent magnet is rectangle insulcrete top, and all draw-in grooves are all arranged to rectangle insulcrete upper angled.
Described body is connected with insulated tension pole by insulated tension pole bindiny mechanism, insulated tension pole insertion insulated tension pole groove, by located lateral bolt and longitudinal register bolted together.
Described bulk material is the thick insulcrete of 10mm, this insulcrete satisfies the voltage insulation requirement of strength of 10KV and following circuit, satisfy plant equipment processing and fabricating ability simultaneously, require requirement of strength satisfied and insulated tension pole bindiny mechanism again, safe and reliable by selecting for use with the cooperation double insulation assurance of insulated tension pole of insulcrete; The measurement of the above alive circuit of 35KV electric pressure, its dielectric strength mainly meets the demands by the dielectric strength of insulated tension pole.
Wire type live line measurement method, adopt above-mentioned special test chi to carry out, comprise following steps: 1. insulated tension pole is inserted the insulated tension pole groove, by located lateral bolt and longitudinal register bolted together, body connects as one by insulated tension pole bindiny mechanism and insulated tension pole; 2. judge that the kind of aerial condutor measures; Lift insulated tension pole 7, the permanent magnet 1 on the body is pressed close to aerial condutor 6 and disengaging; Check whether deflection of permanent magnet, if deflection, a side bayonet slot of selecting to be complementary with steel-cored aluminium strand on the body is measured, otherwise a side bayonet slot of selecting to be complementary with aluminum stranded conductor on the body is measured; Draw-in groove from less width when 3. measuring begins the card survey, diameter of wire can not enter less width draw-in groove more greatly, strengthen a level width draw-in groove and block survey again, can enter the draw-in groove of match width up to this aerial condutor, the wire type that this draw-in groove marks is this aerial condutor model.
Which side described special test chi body surface distinguishes with color is the steel-cored aluminium strand draw-in groove, and opposite side is the aluminum stranded conductor draw-in groove, and for example: steel-cored aluminium strand draw-in groove one side is yellow, and aluminum stranded conductor draw-in groove one side is green.
Embodiment more specifically:
The first step: choose the insulated tension pole that is fit to electric pressure, the insulated tension pole bindiny mechanism of body below is linked to each other with insulated tension pole " ┴ " type joint, and with located lateral bolt and longitudinal register bolt, selecting insulated tension pole to connect the joint number amount according to the lead height at last connects, measures;
Second step: during measurement, at first judge the lead kind, whether be with steel core, the invar core aluminum stranded wire is different with non-steel-cored aluminium strand diameter, adopt body top permanent magnet to detect, behind magnet contact bar hollow wire, break away from lead, the magnet displacement takes place, just prove that this lead is steel-cored aluminium strand, otherwise be aluminum stranded conductor;
The 3rd one: choose corresponding body one side bayonet slot then, 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, and up to snapping in layer, the model that this layer draw-in groove marks is this wire type.
Claims (6)
1. charged special test chi of wire type, it is characterized in that: comprise body (4), draw-in groove (2), permanent magnet (1) and insulated tension pole bindiny mechanism (3), body is the rectangle insulcrete, two sides of rectangle insulcrete length direction have a plurality of draw-in grooves, and the width of each draw-in groove is complementary with a kind of diameter of lead respectively; The draw-in groove width of rectangle insulcrete length direction one side and the diameter of steel-cored aluminium strand are complementary, and the draw-in groove width of opposite side and the diameter of aluminum stranded conductor are complementary; The draw-in groove of each side is all arranged according to the ascending rule of width, and the position of corresponding each draw-in groove marks the wire type of this draw-in groove coupling on the rectangle insulcrete; One end of rectangle insulcrete 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 of insulated tension pole groove, located lateral bolt (5) and longitudinal register bolt (8), and the insulated tension pole groove arranges along rectangle insulcrete length direction, and located lateral bolt and longitudinal register bolt coupling are on the insulated tension pole groove.
2. the charged special test chi of wire type according to claim 1, it is characterized in that: described a plurality of draw-in grooves, arrange along two sides of rectangle insulcrete length direction respectively, the part that the rectangle insulcrete is provided with permanent magnet is rectangle insulcrete top, and all draw-in grooves are all arranged to rectangle insulcrete upper angled.
3. the charged special test chi of wire type according to claim 1 and 2, it is characterized in that: described body is connected with insulated tension pole by insulated tension pole bindiny mechanism, insulated tension pole inserts the insulated tension pole groove, by located lateral bolt and longitudinal register bolted together.
4. the charged special test chi of wire type according to claim 1 and 2, it is characterized in that: described bulk material is the thick insulcrete of 10mm.
5. wire type live line measurement method, right to use requires the 1 special test chi that limits to carry out, it is characterized in that comprising following steps: 1. insulated tension pole is inserted the insulated tension pole groove, by located lateral bolt and longitudinal register bolted together, body connects as one by insulated tension pole bindiny mechanism and insulated tension pole; 2. judge that the kind of aerial condutor measures; Lift insulated tension pole (7), the permanent magnet on the body (1) is pressed close to aerial condutor (6) and disengaging; Check whether deflection of permanent magnet, if deflection, a side bayonet slot of selecting to be complementary with steel-cored aluminium strand on the body is measured, otherwise a side bayonet slot of selecting to be complementary with aluminum stranded conductor on the body is measured; Draw-in groove from less width when 3. measuring begins the card survey, diameter of wire can not enter less width draw-in groove more greatly, strengthen a level width draw-in groove and block survey again, can enter the draw-in groove of match width up to this aerial condutor, the wire type that this draw-in groove marks is this aerial condutor model.
6. wire type live line measurement method according to claim 5, it is characterized in that: which side described special test chi body surface distinguishes with color is the steel-cored aluminium strand draw-in groove, and opposite side is the 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 |
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| Publication Number | Publication Date |
|---|---|
| CN103197350A true CN103197350A (en) | 2013-07-10 |
| CN103197350B CN103197350B (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310138582.5A Active CN103197350B (en) | 2013-04-22 | 2013-04-22 | Wire type live line measurement method |
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Cited By (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 |
| CN111397465A (en) * | 2019-12-27 | 2020-07-10 | 国网浙江省电力有限公司金华供电公司 | Wire model specification caliber |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1189040A (en) * | 1997-09-10 | 1999-03-30 | Sumitomo Wiring Syst Ltd | Re-stranding device |
| 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 |
-
2013
- 2013-04-22 CN CN201310138582.5A patent/CN103197350B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1189040A (en) * | 1997-09-10 | 1999-03-30 | Sumitomo Wiring Syst Ltd | Re-stranding device |
| 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 |
Cited By (3)
| 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 |
| CN111397465A (en) * | 2019-12-27 | 2020-07-10 | 国网浙江省电力有限公司金华供电公司 | Wire model specification caliber |
| 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 |
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| Publication number | Publication date |
|---|---|
| CN103197350B (en) | 2015-04-08 |
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