CN104390581A - Aerial wire outer diameter live measurement tool - Google Patents
Aerial wire outer diameter live measurement tool Download PDFInfo
- Publication number
- CN104390581A CN104390581A CN201410745968.7A CN201410745968A CN104390581A CN 104390581 A CN104390581 A CN 104390581A CN 201410745968 A CN201410745968 A CN 201410745968A CN 104390581 A CN104390581 A CN 104390581A
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- electronic ruler
- outer diameter
- wire outer
- conducting wire
- displacement transducer
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- Arrangements For Transmission Of Measured Signals (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The invention discloses an aerial wire outer diameter live measurement tool, relates to a device for measuring outer diameters of aerial wires and particularly relates to a tool for measuring aerial wire outer diameters in the live condition. The tool comprises an insulation rod, a measuring module and a control center. The measuring module is arranged at the end of the insulation rod and comprises an electronic ruler, a micro motor, a wireless module and the like. An electronic ruler displacement sensor is arranged on the electronic ruler, the output end of the micro computer is connected with the electronic ruler displacement sensor which is driven by the micro motor to move. The wireless module is connected with the micro motor and the electronic ruler displacement sensor respectively. The control center comprises a single-chip microcomputer controller, an input unit and an output unit. The input unit and the output unit are connected with the input end and the output end of the single-chip microcomputer controller respectively. The wireless module is connected with and communicates with the control output end of the single-chip microcomputer controller wirelessly.
Description
Technical field
What a kind of overhead conducting wire outer diameter of the present invention live line measurement instrument related to is a kind of device for measuring overhead conducting wire outer diameter, particularly a kind of under charged condition, measures the instrument of overhead conducting wire outer diameter.
Background technology
In a lot of power transmission and transformation technology innovation project and part newly-built (reorganization and expansion) engineering, need to carry out design evaluation to original bus, lead-in wire and transmission line of electricity, judge whether it meets new capacity requirement.But due to a variety of causes, designer often cannot find the detail parameters of part old transformer station bus, transmission line of electricity, range estimation and micro-judgment precision inadequate, but the measurement conduction diameter that cannot have a power failure, cause in many engineering designs and adopt estimation numerical value, the degree of depth of engineering design and accuracy not, bring the reciprocal change of engineering construction, and the various leftover problems after putting into operation.
Summary of the invention
The object of the invention is to provide a kind of overhead conducting wire outer diameter live line measurement instrument for above-mentioned weak point, help engineering technical personnel accurately to grasp the parameter of old wire; Carry out work by control center's Remote measurement module, receive and display measurement data; Ensure the personal safety of survey crew; Surveying work is avoided to have an impact to circuit self and electrical network.
Overhead conducting wire outer diameter live line measurement instrument takes following technical scheme to realize: overhead conducting wire outer diameter live line measurement instrument comprises insulating bar, measurement module and a control center, and measurement module is arranged on insulating bar end;
Measurement module comprises electronic ruler, micromachine and wireless module etc., and electronic ruler is provided with electronic ruler displacement transducer, and the output terminal of micromachine is connected with electronic ruler displacement transducer, is moved by minitype motor driving electronic ruler displacement transducer; Wireless module is connected with micromachine and electronic ruler displacement transducer respectively;
Described control center has singlechip controller, input equipment and output device, and input equipment and output device are connected with output terminal with the input end of singlechip controller respectively; Described singlechip controller adopts single-chip microcomputer, and input equipment comprises keyboard and button etc., and output device comprises display screen; Wireless module is wirelessly connected with the control output end of singlechip controller, communication.
Display screen driver module is provided with at singlechip controller delivery outlet.
Described display screen adopts LCD display.
Consider the diameter of conventional aerial wire, electronic ruler displacement is 10 ~ 50mm, and the precision of electronic ruler displacement sensor is 0.1mm.
Described insulating bar is that more piece loop bar suit forms, and the total length of insulating bar is not less than 8 meters, and to meet the request for utilization of 110kV electric pressure, the bar head length being sleeved on topmost portion is 0.5 meter, and the length that remainder often saves loop bar is 1.5 meters; Often save loop bar one end and be provided with internal thread, one end is provided with external thread, and the external thread that set internal thread loop bar adjacent with portion mounted thereto is arranged matches, set external thread and be arranged on the internal thread that the adjacent loop bar in its underpart is arranged and match.Insulating bar plays insulating effect, in the process of live line measurement, prevents the Danger Electric shock risk of personnel.
Electronic ruler adopts LWH-0100 type linear displacement transducer, and linearly excellent, up to ± 0.04%, resolution is higher than 0.01mm, and can run at high speed, serviceable life reaches 100 × 106
Secondary.
Principle of work: when utilizing overhead conducting wire outer diameter live line measurement instrument to measure, by electronic ruler one end and aerial condutor alignment, the other end is tested by the movement of displacement transducer, is completed when wire is close to by displacement transducer. and resistance is within the scope of 0-3K Ω.Example displacement is 50mm, and resistance is about 1.5K Ω; Displacement is 10mm, and resistance is about 300 Ω.
Invention advantage: the present invention can realize that the external diameter of aerial condutor is charged to accurately measure, and directly shows in digital form on a display screen; Staff just can carry out remote metering work by control center, avoids charged risk of carrying out complex operations.
Accompanying drawing explanation
Below with reference to accompanying drawing, the invention will be further described:
Fig. 1 is the structural representation of overhead conducting wire outer diameter live line measurement instrument of the present invention.
In figure: 1, insulating bar, 2, electronic ruler, 3, electronic ruler displacement transducer, 4, micromachine, 5, wireless module, 6, control center, 7, wire.
Embodiment
With reference to accompanying drawing 1, overhead conducting wire outer diameter live line measurement instrument of the present invention comprises insulating bar 1, measurement module and control center 6, and measurement module is arranged on insulating bar 1 end;
Measurement module comprises electronic ruler 2, micromachine 4 and wireless module 5 etc., and electronic ruler 2 is provided with electronic ruler displacement transducer 3, and the output terminal of micromachine 4 is connected with electronic ruler displacement transducer 3, drives electronic ruler displacement transducer 3 to move by micromachine 4; Wireless module 5 is connected with micromachine 4 and electronic ruler displacement transducer 3 respectively;
Described control center has singlechip controller, input equipment and output device, and input equipment and output device are connected with output terminal with the input end of singlechip controller respectively; Described singlechip controller adopts single-chip microcomputer, and input equipment comprises keyboard and button etc., and output device comprises display screen; Wireless module 5 is wirelessly connected with the control output end of singlechip controller, communication.
Display screen driver module is provided with at singlechip controller delivery outlet.
Described display screen adopts LCD display.
Consider the diameter of conventional aerial wire, electronic ruler 2 displacement is 10 ~ 50mm, and the precision that electronic ruler displacement transducer 3 is measured is 0.1mm.
Described insulating bar 1 forms for more piece loop bar is set with, and the total length of insulating bar 1 is not less than 8 meters, and to meet the request for utilization of 110kV electric pressure, the bar head length being sleeved on topmost portion is 0.5 meter, and the length that remainder often saves loop bar is 1.5 meters; Often save loop bar one end and be provided with internal thread, one end is provided with external thread, and the external thread that set internal thread loop bar adjacent with portion mounted thereto is arranged matches, set external thread and be arranged on the internal thread that the adjacent loop bar in its underpart is arranged and match.
Electronic ruler 2 adopts LWH-0100 type linear displacement transducer, and linearly excellent, up to ± 0.04%, resolution is higher than 0.01mm, and can run at high speed, serviceable life reaches 100 × 10
6
Secondary.
Electronic ruler displacement transducer 3 is the critical pieces measuring displacement, the variable quantity of electronic ruler displacement transducer 3 displacement is changed into the variable quantity of resistance.Current source is powered to electronic ruler displacement transducer 3, utilizes the change of electronic ruler displacement transducer 3 resistance, produces the change of voltage.The voltage acquisition plate of wireless module 5, gathers real-time voltage, converts digital signal to and sends to control center 6 by wireless mode.
Specific embodiment:
Described control center can adopt handheld terminal or terminal.
Measurement data is sent to handheld terminal by wireless module 5 by electronic ruler displacement transducer 3 in real time; Handheld terminal is received and display measurement data by wireless module 5, is worked by input device controls micromachine 4, thus control electronic ruler displacement transducer 3 moves.
A when overhead conducting wire outer diameter live line measurement instrument uses, after being installed by insulating bar 1 cover, by insulating bar 1 near aerial condutor 7 place that will measure, micromachine 4 is moved by the expansion link of gear set drive electronic ruler displacement transducer 3.Handheld terminal receives the magnitude of voltage of wireless module 5, utilizes single-chip microcomputer to calculate, is converted to displacement variable, and shown by LCDs.Micromachine 4 control signal is wirelessly sent to wireless module 5 by handheld terminal; the motor control unit of wireless module 5 carries out " advance ", " retrogressing " " stopping " to micromachine 4; and monitor the electric current of micromachine 4, micromachine 4 is protected automatically.
Claims (6)
1. an overhead conducting wire outer diameter live line measurement instrument, is characterized in that: comprise insulating bar, measurement module and control center, and measurement module is arranged on insulating bar end;
Measurement module comprises electronic ruler, micromachine and wireless module etc., and electronic ruler is provided with electronic ruler displacement transducer, and the output terminal of micromachine is connected with electronic ruler displacement transducer, is moved by minitype motor driving electronic ruler displacement transducer; Wireless module is connected with micromachine and electronic ruler displacement transducer respectively;
Described control center has singlechip controller, input equipment and output device, and input equipment and output device are connected with output terminal with the input end of singlechip controller respectively; Described singlechip controller adopts single-chip microcomputer, and input equipment comprises keyboard and button etc., and output device comprises display screen; Wireless module is wirelessly connected with the control output end of singlechip controller, communication.
2. overhead conducting wire outer diameter live line measurement instrument according to claim 1, is characterized in that: be provided with display screen driver module at singlechip controller delivery outlet.
3. overhead conducting wire outer diameter live line measurement instrument according to claim 1, is characterized in that: described display screen adopts LCD display.
4. overhead conducting wire outer diameter live line measurement instrument according to claim 1, is characterized in that: described electronic ruler displacement is 10 ~ 50mm, the precision of electronic ruler displacement sensor is 0.1mm.
5. overhead conducting wire outer diameter live line measurement instrument according to claim 1, it is characterized in that: described insulating bar is that more piece loop bar suit forms, the total length of insulating bar is not less than 8 meters, to meet the request for utilization of 110kV electric pressure, the bar head length being sleeved on topmost portion is 0.5 meter, and the length that remainder often saves loop bar is 1.5 meters; Often save loop bar one end and be provided with internal thread, one end is provided with external thread, and the external thread that set internal thread loop bar adjacent with portion mounted thereto is arranged matches, set external thread and be arranged on the internal thread that the adjacent loop bar in its underpart is arranged and match.
6. overhead conducting wire outer diameter live line measurement instrument according to claim 1, is characterized in that: electronic ruler adopts LWH-0100 type linear displacement transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410745968.7A CN104390581A (en) | 2014-12-09 | 2014-12-09 | Aerial wire outer diameter live measurement tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410745968.7A CN104390581A (en) | 2014-12-09 | 2014-12-09 | Aerial wire outer diameter live measurement tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104390581A true CN104390581A (en) | 2015-03-04 |
Family
ID=52608516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410745968.7A Pending CN104390581A (en) | 2014-12-09 | 2014-12-09 | Aerial wire outer diameter live measurement tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104390581A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916356A (en) * | 2019-03-11 | 2019-06-21 | 广东电网有限责任公司 | A kind of novel conductive wire Wire diameter measurer |
| CN110044282A (en) * | 2019-03-28 | 2019-07-23 | 昆明理工大学 | A kind of measuring device and method of cable diameter |
| CN110686583A (en) * | 2019-09-02 | 2020-01-14 | 国网浙江桐乡市供电有限公司 | Live working caliper for aerial cable |
-
2014
- 2014-12-09 CN CN201410745968.7A patent/CN104390581A/en active Pending
Non-Patent Citations (1)
| Title |
|---|
| 程振杰: "电线电缆外径测控仪的研究", 《机械工业自动化》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916356A (en) * | 2019-03-11 | 2019-06-21 | 广东电网有限责任公司 | A kind of novel conductive wire Wire diameter measurer |
| CN110044282A (en) * | 2019-03-28 | 2019-07-23 | 昆明理工大学 | A kind of measuring device and method of cable diameter |
| CN110044282B (en) * | 2019-03-28 | 2021-06-01 | 昆明理工大学 | Device and method for measuring cable diameter |
| CN110686583A (en) * | 2019-09-02 | 2020-01-14 | 国网浙江桐乡市供电有限公司 | Live working caliper for aerial cable |
| CN110686583B (en) * | 2019-09-02 | 2021-06-08 | 国网浙江桐乡市供电有限公司 | Live working caliper for aerial cable |
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Application publication date: 20150304 |