CN107706821B - CO2 laser power grid foreign matter removing instrument with I-beam structure - Google Patents
CO2 laser power grid foreign matter removing instrument with I-beam structure Download PDFInfo
- Publication number
- CN107706821B CN107706821B CN201711094074.6A CN201711094074A CN107706821B CN 107706821 B CN107706821 B CN 107706821B CN 201711094074 A CN201711094074 A CN 201711094074A CN 107706821 B CN107706821 B CN 107706821B
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- laser
- foreign matter
- power grid
- turning mirror
- mirror
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/005—Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping
- H01S3/0071—Beam steering, e.g. whereby a mirror outside the cavity is present to change the beam direction
Abstract
The invention discloses a CO2 laser power grid foreign matter removing instrument with an I-beam structure, which utilizes the I-beam structure with high structural stability to reasonably arrange optical components of a CO2 laser transmission optical system and auxiliary optical units of the foreign matter removing instrument on two sides of a vertical beam of an I-beam component, thereby solving the problem of 180-degree turning of a CO2 laser transmission optical path, reducing the length of the CO2 laser optical system, utilizing the structural stability of the I-beam structure, solving the structural stability problem of all optical component installation bases in the CO2 laser power grid foreign matter removing instrument, simultaneously lightening the weight of the CO2 laser power grid foreign matter removing instrument, and laying a foundation for the portability and the field use of the CO2 laser power grid foreign matter removing instrument.
Description
Technical Field
The invention relates to the technical field of laser power grid foreign matter removal, in particular to a CO2 laser power grid foreign matter removal instrument with an I-beam structure.
Background
The CO2 laser power grid foreign matter removing instrument is used for removing foreign matters such as kites, plastics, cloth pieces and the like on electric wires, and has the advantages of long distance, non-contact, high efficiency and the like. The CO2 laser power grid foreign matter removing instrument needs to work in a field environment, and can be subjected to conditions of transportation under different road conditions, different temperature environments and the like, and very high requirements are provided for the portability of the transmitting device and the structural stability of an optical system.
The CO2 laser tube used is longer in size, for example, the length of the CO2 laser tube of 40W is 700mm, and the length of the CO2 laser tube of 200W is 1600 mm. The emission light path of the existing clearing instrument is linear, a beam shaping system is installed behind a CO2 laser tube, the length of the whole optical system is longer, and the operation and transportation are not very facilitated. In addition, the existing emission device of the clearing instrument adopts a cylindrical structure, an emission light path is fixedly arranged on the cylinder wall, and for ensuring the stability of the light path, the emission cylinder wall needs to be strengthened and thickened, so that the weight of the emission device is increased, and the difficulty in transportation and carrying is increased.
disclosure of Invention
in order to solve at least one technical problem, the invention provides a CO2 laser power grid foreign matter removing instrument with an I-beam structure. The optical system adopts a 180-degree turning optical path structure, so that the length of the CO2 laser optical system is greatly reduced, and the length of the transmitting device is shortened; meanwhile, the weight of the emitting device is reduced by adopting an I-beam structure, and compared with a planar light path structure, the I-beam structure has good strength, the length and the weight of the CO2 laser emitting device are reduced while the structural stability of a CO2 laser transmission optical link is ensured, and the device is more suitable for the portability and the field use requirements of a CO2 laser power grid foreign matter removing instrument.
in order to achieve the purpose, the invention adopts the following technical scheme:
a CO2 laser power grid foreign matter remover with an I-beam structure, wherein the CO2 laser power grid foreign matter remover comprises: the device comprises a CO2 laser transmission unit, a foreign matter removing instrument auxiliary optical unit and an I-beam;
The I-shaped beam comprises a vertical beam and two cross beams, and the vertical beam and the cross beams are I-shaped;
the CO2 laser transmission unit comprises a CO2 laser tube, a first turning mirror, a second turning mirror, a beam expanding secondary mirror, a beam expanding primary mirror and an electric translation table; the beam expanding secondary lens is fixedly arranged on the electric translation table;
the CO2 laser tube and the first turning mirror are fixedly installed on one side surface of the vertical beam, and the second turning mirror, the secondary beam expanding mirror, the primary beam expanding mirror and the electric translation table are fixedly installed on the other side surface of the vertical beam;
The CO2 laser tube is used for generating a CO2 laser beam; the first turning mirror and the second turning mirror turn the direction of a CO2 laser beam generated by the CO2 laser tube by 180 degrees; the vertical beam is provided with an opening hole relative to the first turning mirror and the second turning mirror, so that the CO2 laser beam after being turned by the first turning mirror is transmitted to the second turning mirror through the opening hole; the CO2 laser beam is turned by 180 degrees and then sequentially passes through the beam expanding secondary lens and the beam expanding primary lens, and is emitted out of a CO2 laser power grid foreign matter removing instrument after being expanded;
The foreign matter remover auxiliary optical unit includes: the device comprises a laser range finder, an observation camera and an indication laser;
The laser range finder, the observation camera and the indication laser are respectively installed and fixed on the surfaces of two sides of the vertical beam; after the installation is finished, the optical axis directions of the laser range finder, the observation camera and the indication laser are consistent with the optical axis direction of the expanded CO2 laser beam.
Preferably, the laser rangefinder and the indicator laser are located on the same side of the vertical beam as the CO2 laser tube; the observation camera is located on the other side of the vertical beam.
Preferably, the indicating laser adopts visible laser with the wavelength of 532 nm.
preferably, the material of the I-beam is aluminum alloy.
The invention has the advantages of
the invention provides a CO2 laser power grid foreign matter removing instrument with an I-beam structure, which utilizes the I-beam structure with high structural stability to reasonably arrange optical components of a CO2 laser transmission optical system and auxiliary optical units of the foreign matter removing instrument on two sides of a vertical beam of an I-beam component, thereby solving the problem of 180-degree turning of a CO2 laser transmission optical path, reducing the length of the CO2 laser optical system, utilizing the structural stability of the I-beam structure, solving the structural stability problem of all optical component installation bases in the CO2 laser power grid foreign matter removing instrument, simultaneously reducing the weight of the CO2 laser power grid foreign matter removing instrument, and laying a foundation for the portability and the field use of the CO2 laser power grid foreign matter removing instrument.
drawings
FIG. 1 is a schematic layout of the CO2 laser transmission component of the present invention on an I-beam vertical beam;
FIG. 2 is a layout schematic diagram of components in the CO2 laser power grid foreign matter removal instrument with an I-beam structure;
Description of reference numerals: the device comprises a 1-CO2 laser tube, a 2-first turning mirror, a 3-second turning mirror, a 4-beam expanding secondary mirror, a 5-beam expanding primary mirror, a 6-electric translation table, a 71-vertical beam, a 72-cross beam, a 73-hole, an 8-laser range finder, a 9-observation camera and a 10-indicating laser.
Detailed Description
The present invention is described in detail below by way of examples, it should be noted that the examples are only for the purpose of further illustration, and are not to be construed as limiting the scope of the present invention, and that those skilled in the art can make insubstantial modifications and adaptations to the invention in light of the above teachings. The embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
FIG. 1 is a schematic view of the arrangement of a CO2 laser transmission part on an I-beam vertical beam, wherein a cross beam and a foreign matter remover auxiliary optical unit are not shown; fig. 2 is a layout schematic diagram of each component in the CO2 laser power grid foreign matter remover with an i-beam structure, and the view is from the left side to the right side in fig. 1; the relative position relationship between each part and the I-beam is only shown in the figure, and the connection relationship of the installation and the fixation is drawn.
As shown in fig. 1 and 2, a CO2 laser power grid foreign matter remover with an i-beam structure, the CO2 laser power grid foreign matter remover comprises: the device comprises a CO2 laser transmission unit, a foreign matter removing instrument auxiliary optical unit and an I-beam;
The I-shaped beam comprises a vertical beam 71 and two cross beams 72, and the vertical beam 71 and the cross beams 72 are I-shaped; the I-beam is used as a substrate for mounting all optical components in the CO2 laser power grid foreign matter remover, the member is preferably made of an aluminum alloy material, and the structural stability of the substrate for mounting the optical components is realized by utilizing the I-beam structure;
The CO2 laser transmission unit comprises a CO2 laser tube 1, a first turning mirror 2, a second turning mirror 3, a secondary beam expanding mirror 4, a primary beam expanding mirror 5 and an electric translation table 6; the beam expanding secondary lens 4 is fixedly arranged on the electric translation stage 6, and the electric translation stage 6 drives the beam expanding secondary lens 4 to move along the optical axis direction of the CO2 laser beam, so that real-time focusing is realized to expand the laser beam;
The CO2 laser tube 1 and the first turning mirror 2 are fixedly installed on one side surface of the vertical beam 71, and the second turning mirror 3, the secondary beam expanding mirror 4, the primary beam expanding mirror 5 and the electric translation stage 6 are fixedly installed on the other side surface of the vertical beam 71;
the CO2 laser tube 1 is used for generating a CO2 laser beam; the first turning mirror 2 and the second turning mirror 3 turn the direction of the CO2 laser beam generated by the CO2 laser tube 1 by 180 degrees; the vertical beam 71 is provided with an opening 73 corresponding to the first turning mirror 2 and the second turning mirror 3, so that the CO2 laser beam which is turned by the first turning mirror 2 is transmitted to the second turning mirror 3 through the opening 73; thereby reducing the length of the CO2 laser transmission optical path; the CO2 laser beam is turned by 180 degrees and then sequentially passes through the beam expanding secondary lens 4 and the beam expanding primary lens 5, and the beam is expanded to emit a CO2 laser power grid foreign matter removing instrument;
the foreign matter remover auxiliary optical unit includes: a laser range finder 8, an observation camera 9 and an indication laser 10;
The laser range finder 8, the observation camera 9 and the indication laser 10 are respectively installed and fixed on the two side surfaces of the vertical beam 71; after the installation is finished, the optical axis directions of the laser range finder 8, the observation camera 9 and the indication laser 10 are consistent with the optical axis direction of the expanded CO2 laser beam.
in the preferred embodiment, the laser range finder 8 is used for measuring the distance from the remover to the foreign object in real time, and is used as a basis for real-time focusing of the beam expanding secondary lens 4, the observation camera 9 is used for imaging the foreign object area in real time, observing the aiming and removing condition of the foreign object in real time, and indicating the laser 10 to adopt 532nm visible laser for guiding the direction of the CO2 laser.
Preferably, the laser rangefinder 8 and the indicator laser 10 are located on the same side of the vertical beam 71 as the CO2 laser tube 1; the observation camera 9 is located on the other side of the vertical beam 71. The beam is uniformly and reasonably distributed on two sides of the I-beam and is arranged at one end where the CO2 laser beam is emitted. The compactness of the optical unit is improved, and the adjustment of the pointing consistency of the optical axis is facilitated.
It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of the present invention.
Claims (3)
1. The utility model provides a CO2 laser electric wire netting foreign matter elimination appearance of I-beam structure which characterized in that, CO2 laser electric wire netting foreign matter elimination appearance includes: the device comprises a CO2 laser transmission unit, a foreign matter removing instrument auxiliary optical unit and an I-beam;
the I-shaped beam comprises a vertical beam and two cross beams, and the vertical beam and the cross beams are I-shaped;
The CO2 laser transmission unit comprises a CO2 laser tube, a first turning mirror, a second turning mirror, a beam expanding secondary mirror, a beam expanding primary mirror and an electric translation table; the beam expanding secondary lens is fixedly arranged on the electric translation table;
the CO2 laser tube and the first turning mirror are fixedly installed on one side surface of the vertical beam, and the second turning mirror, the secondary beam expanding mirror, the primary beam expanding mirror and the electric translation table are fixedly installed on the other side surface of the vertical beam;
the CO2 laser tube is used for generating a CO2 laser beam; the first turning mirror and the second turning mirror turn the direction of a CO2 laser beam generated by the CO2 laser tube by 180 degrees; the vertical beam is provided with an opening hole relative to the first turning mirror and the second turning mirror, so that the CO2 laser beam after being turned by the first turning mirror is transmitted to the second turning mirror through the opening hole; the CO2 laser beam is turned by 180 degrees and then sequentially passes through the beam expanding secondary lens and the beam expanding primary lens, and is emitted out of a CO2 laser power grid foreign matter removing instrument after being expanded;
the foreign matter remover auxiliary optical unit includes: the device comprises a laser range finder, an observation camera and an indication laser;
The laser range finder and the indicating laser and the CO2 laser tube are positioned on the same side of the vertical beam, and the observation camera is positioned on the other side of the vertical beam;
and the optical axis directions of the laser range finder, the observation camera and the indicating laser are consistent with the optical axis direction of the expanded CO2 laser beam.
2. the CO2 laser power grid foreign matter removal instrument according to claim 1, wherein the indication laser is visible laser with a wavelength of 532 nm.
3. The CO2 laser power grid foreign matter removal instrument as claimed in claim 1, wherein the I-beam is made of aluminum alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711094074.6A CN107706821B (en) | 2017-11-09 | 2017-11-09 | CO2 laser power grid foreign matter removing instrument with I-beam structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711094074.6A CN107706821B (en) | 2017-11-09 | 2017-11-09 | CO2 laser power grid foreign matter removing instrument with I-beam structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107706821A CN107706821A (en) | 2018-02-16 |
| CN107706821B true CN107706821B (en) | 2019-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711094074.6A Active CN107706821B (en) | 2017-11-09 | 2017-11-09 | CO2 laser power grid foreign matter removing instrument with I-beam structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201089064Y (en) * | 2007-06-28 | 2008-07-23 | 北京工业大学 | High-speed YAG solid laser depth-width engraving apparatus |
| CN105655924A (en) * | 2016-03-29 | 2016-06-08 | 国网江苏省电力公司电力科学研究院 | Aiming device used for remotely removing overhead line dynamic foreign bodies through laser and method thereof |
| CN106816824A (en) * | 2017-02-22 | 2017-06-09 | 南通斯派特激光科技有限公司 | A kind of fully-automatic laser obstacle eliminating system and method for trolley line |
| CN107293996B (en) * | 2017-07-25 | 2019-03-26 | 重庆水利电力职业技术学院 | A kind of electric line foreign matter cleaning plant |
| CN107332157B (en) * | 2017-07-28 | 2023-09-01 | 中国科学院西安光学精密机械研究所 | Laser scanning type power transmission line foreign matter remote removing device and application method thereof |
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| CN107706821A (en) | 2018-02-16 |
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