CN106772416B - Device for measuring overhead line height - Google Patents
Device for measuring overhead line height Download PDFInfo
- Publication number
- CN106772416B CN106772416B CN201611091939.9A CN201611091939A CN106772416B CN 106772416 B CN106772416 B CN 106772416B CN 201611091939 A CN201611091939 A CN 201611091939A CN 106772416 B CN106772416 B CN 106772416B
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- Prior art keywords
- overhead line
- measuring
- height
- clamping seat
- vertical angle
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- 241000375392 Tana Species 0.000 claims description 2
- 238000005259 measurement Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 7
- 206010014357 Electric shock Diseases 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000013507 mapping Methods 0.000 description 2
- 230000005672 electromagnetic field Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/46—Indirect determination of position data
- G01S17/48—Active triangulation systems, i.e. using the transmission and reflection of electromagnetic waves other than radio waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/08—Systems determining position data of a target for measuring distance only
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a device for measuring the height of an overhead line, which at least comprises an overhead line observation device, wherein the overhead line observation device is connected with a vertical angle measuring instrument through an observation device connecting piece, the overhead line observation device and the vertical angle measuring instrument are connected to the side surface of a ranging device clamping seat through an observation device connecting piece, a laser ranging device is arranged above the ranging device clamping seat, and the bottom of the ranging device clamping seat is connected with a telescopic bracket through a nut.
Description
Technical Field
The invention relates to the field of mapping devices, in particular to a device for measuring the height of an overhead line in the field.
Background
In measuring the vertical section of overhead lines in the field, it is necessary to measure the height of the line along the overhead line in the field. In the mapping field, the measurement accuracy of the overhead line height should reach 0.3m, and the accuracy requirement is high; at present, the accuracy can be achieved by only using the total station to carry out suspended height measurement, and the total station is inconvenient in field operation and low in efficiency because of heavy instruments, meanwhile, a prism rod (metal material) is required to be used for measurement, and when the total station is used for measurement under an overhead line (particularly a power line), strong electromagnetic field hazard exists, electric shock risk exists, and the total station is extremely unsafe.
Disclosure of Invention
The present invention has been made to solve the above-mentioned problems occurring in the prior art, and an object of the present invention is to provide a simple apparatus for precisely obtaining the height of an overhead line by precisely measuring the horizontal distance and vertical angle of the apparatus from the overhead line.
The technical scheme adopted by the invention is as follows:
the utility model provides a measure overhead line height's device, includes overhead line observation device, observation device connecting piece, perpendicular angle measurement appearance, rangefinder cassette, laser rangefinder and telescopic bracket at least, overhead line observation device be connected with perpendicular angle measurement appearance through the observation device connecting piece, and overhead line observation device passes through the observation device connecting piece with perpendicular angle measurement appearance and is connected in the side of rangefinder cassette, laser rangefinder is installed to the top of rangefinder cassette, the bottom of rangefinder cassette is connected with telescopic bracket.
The overhead line observation device consists of a monocular telescope and a lens cross wire.
And a leveling bubble is fixed on the ranging device clamping seat.
The laser ranging device consists of a laser transmitting and receiving photoelectric element.
The overhead line observation device and the observation device connecting piece can rotate 360 degrees around the angle circle center of the vertical angle measuring instrument.
The observation center of the overhead line observation device is matched with the angle circle center of the vertical angle measuring instrument.
The measuring starting point of the laser ranging device is positioned at the angle center of the vertical angle measuring instrument.
The distance measuring device clamping seat is connected with the angle circle center of the vertical angle measuring instrument through the observation device connecting piece.
The distance measuring device clamping seat is fixedly connected with the telescopic bracket through a nut.
The distance measuring device clamping seat can swing along with the telescopic bracket.
The invention has the advantages that:
1. the invention adopts the combination of the overhead line observation device and the vertical angle measuring instrument to accurately measure the vertical angle, adopts the laser ranging device to measure the horizontal distance, and has the advantages of convenient angle measurement and ranging and high precision; the corresponding overhead line height is calculated through the measured vertical angle and horizontal distance, and the method has the characteristics of practicality, simplicity, convenience and high precision.
2. The overhead line observation device consists of the monocular telescope and the lens cross wire, can adjust the focal length of the ocular lens and the objective lens, and has the characteristic of high observation precision.
3. According to the invention, the overhead line observation device is connected with the vertical angle measuring instrument through the observation device connecting piece, the observation center of the overhead line observation device is closely matched with the angle circle center of the vertical angle measuring instrument, and the accuracy of observing the vertical angle is ensured.
4. The laser ranging device is arranged on the ranging device clamping seat with the level bubbles, the ranging device clamping seat is connected with the angle circle center of the vertical angle measuring instrument through the knob, the starting point position of the laser ranging device is matched with the angle circle center of the vertical angle measuring instrument, and the ranging precision is ensured.
5. The device for measuring the height of the overhead line can conveniently, quickly and accurately measure the height of the overhead line, greatly reduce the intensity of field operation, reduce the electric shock risk in the field operation process, improve the working efficiency and be particularly suitable for measuring the line height in the field overhead line vertical section measurement.
The invention is further described with reference to the accompanying drawings of embodiments:
drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the components of the present invention;
fig. 3 is a schematic diagram of a measurement process of overhead line height.
Reference numerals illustrate:
1. an overhead line observation device; 2. an observation device connection; 3. a vertical angle measuring instrument; 4. a ranging device clamping seat; 5. a laser ranging device; 6. leveling the air bubbles; 7. a retractable bracket.
Detailed Description
Example 1:
as shown in fig. 1, a device for measuring the height of an overhead line is characterized in that: the device comprises an overhead line observation device 1, an observation device connecting piece 2, a vertical angle measuring instrument 3, a ranging device clamping seat 4, a laser ranging device 5 and a telescopic bracket 7, wherein the overhead line observation device 1 is connected with the vertical angle measuring instrument 3 through the observation device connecting piece 2, the overhead line observation device 1 and the vertical angle measuring instrument 3 are connected to the side surface of the ranging device clamping seat 4 through the observation device connecting piece 2, the laser ranging device 5 is installed above the ranging device clamping seat 4, and the bottom of the ranging device clamping seat 4 is connected with the telescopic bracket 7.
The working process of the invention is as follows: the light rays observe the overhead line through the ocular lens and the objective lens of the overhead line observation device 1, and the observation device connecting piece 2 is rotated, so that the lens cross wire in the overhead line observation device 1 aims at the line center line, and the vertical angle is read out from the vertical angle measuring instrument 3.
The laser ranging device 5 is fixed on the ranging device clamping seat 4 and is connected with the vertical angle measuring instrument 3 through a knob, and the bottom of the ranging device clamping seat 4 is connected with a telescopic bracket 7. The ranging device clamping seat 4 can swing along with the telescopic bracket 7, under the condition that the leveling bubble on the ranging device clamping seat 4 is ensured to be centered, the horizontal distance of the ground point of the overhead line is measured, and the distance is measured to the angle center of the vertical angle measuring instrument, so that the measuring precision requirement is met.
The invention adopts the combination of the overhead line observation device and the vertical angle measuring instrument to accurately measure the vertical angle, adopts the laser ranging device to measure the horizontal distance, and has the advantages of convenient angle measurement and ranging and high precision; the corresponding overhead line height is calculated through the measured vertical angle and horizontal distance, and the method has the characteristics of practicality, simplicity, convenience and high precision.
Example 2:
on the basis of the embodiment 1, as shown in fig. 1 and 2, the device for measuring the height of the overhead line comprises an overhead line observation device 1, an observation device connecting piece 2, a vertical angle measuring instrument 3, a distance measuring device clamping seat 4, a laser distance measuring device 5, a level bubble 6 and a telescopic bracket 7, wherein the overhead line observation device 1 consists of a monocular telescope and a lens cross wire, can adjust the focal length of an ocular lens and an objective lens, and has the characteristic of high observation precision; the overhead line observation device 1 is connected with the vertical angle measuring instrument 3 through the observation device connecting piece 2, and the observation center of the overhead line observation device 1 is closely matched with the angle circle center of the vertical angle measuring instrument 3, so that the accuracy of observing the vertical angle is ensured; the overhead line observation device 1 and the observation device connecting piece 2 can rotate 360 degrees around the angle circle center of the vertical angle measuring instrument 3. The laser ranging device 5 is fixed on the ranging device clamping seat 4 and is connected with the vertical angle measuring instrument 3 through a knob, the leveling bubble 6 is fixed on the ranging device clamping seat 4, the leveling bubble 6 is corrected before measurement, the leveling bubble 6 is always centered, the ranging device clamping seat 4 is connected with the angle circle center of the vertical angle measuring instrument 3 through the knob, the starting point position of the laser ranging device 5 is matched with the angle circle center of the vertical angle measuring instrument 3, and the ranging precision is ensured; the distance measuring device clamping seat 4 is fixedly connected with the telescopic bracket 7 through a nut, and the distance measuring device clamping seat 4 can swing along with the telescopic bracket 7.
The laser ranging device 5 of the invention is composed of laser transmitting and receiving photoelectric elements, and is characterized in that the specification and the size of the laser ranging device selected by the invention are as follows: the working principle of the laser ranging device is that the laser ranging device emits a very thin laser beam to a target when in operation, the photoelectric element receives the laser beam reflected by the target, and the timer measures the time from the emission to the receiving of the laser beam, so as to calculate the distance from the ranging device to the target point.
The working process of the invention is as follows: the light rays observe the overhead line through the ocular lens and the objective lens of the overhead line observation device 1, the observation device connecting piece 2 is rotated, the lens cross wire aims at the line center line, and the vertical angle is read out from the vertical angle measuring instrument 3.
The laser ranging device 5 is fixed on the ranging device clamping seat 4 with the level bubble 6 and is connected with the vertical angle measuring instrument 3 through a knob, and the ranging device clamping seat 4 is connected with the telescopic bracket 7 through a bottom nut. The distance measuring device clamping seat can swing along with the telescopic support, under the condition that centering of the level bubble 6 is guaranteed, the horizontal distance of the ground point of the overhead line is measured, and the distance is measured to the angle circle center of the vertical angle measuring instrument, so that the measuring precision requirement is met.
As shown in fig. 3, the corresponding overhead line height h=h is calculated from the measured vertical angle and horizontal distance 1 +H 2 ，
Wherein H is 1 ＝S*tanA
H 2 ＝S*tanB
Wherein: s is the horizontal distance between the point N below the observation point K of the overhead line and the axis of the device
A is the angle between the observation point K of the overhead line and the horizontal plane
B is the angle between the ground point L under K and the horizontal plane
H 1 、H 2 Respectively the height differences between the K point and the L point and the horizontal plane
When the ground point L is located below the horizontal line of sight, the angle B takes a negative value.
The device for measuring the height of the overhead line can conveniently, quickly and accurately measure the height of the overhead line, greatly reduce the intensity of field operation, reduce the electric shock risk in the field operation process, improve the working efficiency and be particularly suitable for measuring the line height in the field overhead line vertical section measurement.
Claims (10)
1. A device for measuring overhead line height, characterized by: the device at least comprises an overhead line observation device (1), a knob connecting piece (2), a vertical angle measuring instrument (3), a ranging device clamping seat (4), a laser ranging device (5) and a telescopic bracket (7), wherein the overhead line observation device (1) is connected with the vertical angle measuring instrument (3) through the knob connecting piece (2), the overhead line observation device (1) is connected with the vertical angle measuring instrument (3) through the knob connecting piece (2) on the side surface of the ranging device clamping seat (4), the laser ranging device (5) is arranged above the ranging device clamping seat (4), and the telescopic bracket (7) is connected with the bottom of the ranging device clamping seat (4); calculating the corresponding overhead line height h=h from the measured vertical angle and horizontal distance 1 +H 2 ，
Wherein H is 1 ＝S * tanA
H 2 ＝S * tanB
Wherein: s is the horizontal distance between the point N below the observation point K of the overhead line and the axis of the device
A is the angle between the observation point K of the overhead line and the horizontal plane
B is the angle between the ground point L under K and the horizontal plane
H 1 、H 2 Respectively the height differences between the K point and the L point and the horizontal plane
When the ground point L is located below the horizontal line of sight, the angle B takes a negative value.
2. The apparatus for measuring the height of an overhead line according to claim 1, wherein: the overhead line observation device (1) consists of a monocular telescope and a lens cross wire.
3. The apparatus for measuring the height of an overhead line according to claim 1, wherein: the ranging device clamping seat (4) is fixedly provided with a level bubble (6).
4. The apparatus for measuring the height of an overhead line according to claim 1, wherein: the laser ranging device (5) consists of a laser emitting and receiving photoelectric element.
5. The apparatus for measuring the height of an overhead line according to claim 1, wherein: the overhead line observation device (1) and the knob connecting piece (2) can rotate 360 degrees around the angle center of the vertical angle measuring instrument (3).
6. The apparatus for measuring the height of an overhead line according to claim 1, wherein: the observation center of the overhead line observation device (1) is matched with the angle circle center of the vertical angle measuring instrument (3).
7. The apparatus for measuring the height of an overhead line according to claim 1, wherein: the measuring starting point of the laser ranging device (5) is positioned at the angle center of the vertical angle measuring instrument (3).
8. The apparatus for measuring the height of an overhead line according to claim 1, wherein: the distance measuring device clamping seat (4) is connected with the angle circle center of the vertical angle measuring instrument (3) through the knob connecting piece (2).
9. The apparatus for measuring the height of an overhead line according to claim 1, wherein: the distance measuring device clamping seat (4) is fixedly connected with the telescopic bracket (7) through nuts.
10. The apparatus for measuring the height of an overhead line according to claim 1, wherein: the distance measuring device clamping seat (4) can swing along with the telescopic bracket (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611091939.9A CN106772416B (en) | 2016-12-01 | 2016-12-01 | Device for measuring overhead line height |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611091939.9A CN106772416B (en) | 2016-12-01 | 2016-12-01 | Device for measuring overhead line height |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106772416A CN106772416A (en) | 2017-05-31 |
| CN106772416B true CN106772416B (en) | 2023-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611091939.9A Active CN106772416B (en) | 2016-12-01 | 2016-12-01 | Device for measuring overhead line height |
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| CN (1) | CN106772416B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111412903A (en) * | 2020-04-15 | 2020-07-14 | 西安长庆科技工程有限责任公司 | Power line height measuring device and method |
| CN112346072B (en) * | 2020-09-30 | 2023-02-17 | 华电电力科学研究院有限公司 | Method for measuring height of overhead pipeline in complex environment |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201242438Y (en) * | 2008-08-12 | 2009-05-20 | 杨越三 | Instrument for measuring laser reticule |
| CN102967268A (en) * | 2012-12-06 | 2013-03-13 | 重庆市电力公司长寿供电局 | Portable ice coating observation instrument and method for measuring ice coating thickness of overhead power transmission line |
| EP2698602A1 (en) * | 2012-08-16 | 2014-02-19 | Leica Geosystems AG | Hand-held distance measuring device with angle calculation unit |
| CN204881535U (en) * | 2015-07-06 | 2015-12-16 | 天津水运工程勘察设计院 | Pipe diameter measuring device in pipeline of harbour |
| CN105572682A (en) * | 2015-12-17 | 2016-05-11 | 华中科技大学 | Underground space distance measuring method and device |
| CN105589076A (en) * | 2015-12-14 | 2016-05-18 | 安徽工程大学 | Remote two-point ranging device and measurement method thereof |
| CN205450272U (en) * | 2016-03-04 | 2016-08-10 | 国网山东省电力公司平原县供电公司 | Multi -functional distancer of power line design usefulness |
| CN205563931U (en) * | 2016-05-06 | 2016-09-07 | 国网湖北省电力公司武汉供电公司 | High pressure overhead line protection of laser hazard net |
| CN106093960A (en) * | 2016-07-29 | 2016-11-09 | 贵州师范大学 | A kind of karst plateau alpine terrain length of grade measuring method and measuring instrument |
| CN106125082A (en) * | 2016-07-16 | 2016-11-16 | 国网山东省电力公司龙口市供电公司 | A kind of overhead transmission line ground connection range unit |
| CN206301043U (en) * | 2016-12-01 | 2017-07-04 | 西安长庆科技工程有限责任公司 | A kind of device for measuring overhead transmission line height |
-
2016
- 2016-12-01 CN CN201611091939.9A patent/CN106772416B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201242438Y (en) * | 2008-08-12 | 2009-05-20 | 杨越三 | Instrument for measuring laser reticule |
| EP2698602A1 (en) * | 2012-08-16 | 2014-02-19 | Leica Geosystems AG | Hand-held distance measuring device with angle calculation unit |
| CN102967268A (en) * | 2012-12-06 | 2013-03-13 | 重庆市电力公司长寿供电局 | Portable ice coating observation instrument and method for measuring ice coating thickness of overhead power transmission line |
| CN204881535U (en) * | 2015-07-06 | 2015-12-16 | 天津水运工程勘察设计院 | Pipe diameter measuring device in pipeline of harbour |
| CN105589076A (en) * | 2015-12-14 | 2016-05-18 | 安徽工程大学 | Remote two-point ranging device and measurement method thereof |
| CN105572682A (en) * | 2015-12-17 | 2016-05-11 | 华中科技大学 | Underground space distance measuring method and device |
| CN205450272U (en) * | 2016-03-04 | 2016-08-10 | 国网山东省电力公司平原县供电公司 | Multi -functional distancer of power line design usefulness |
| CN205563931U (en) * | 2016-05-06 | 2016-09-07 | 国网湖北省电力公司武汉供电公司 | High pressure overhead line protection of laser hazard net |
| CN106125082A (en) * | 2016-07-16 | 2016-11-16 | 国网山东省电力公司龙口市供电公司 | A kind of overhead transmission line ground connection range unit |
| CN106093960A (en) * | 2016-07-29 | 2016-11-09 | 贵州师范大学 | A kind of karst plateau alpine terrain length of grade measuring method and measuring instrument |
| CN206301043U (en) * | 2016-12-01 | 2017-07-04 | 西安长庆科技工程有限责任公司 | A kind of device for measuring overhead transmission line height |
Non-Patent Citations (1)
| Title |
|---|
| 张慧兵 ; .便携式激光测距仪在架空电力线路测距中的应用.科技情报开发与经济.2009,(第35期),第189-190页. * |
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| CN106772416A (en) | 2017-05-31 |
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