CN112051437B - Transmission line thunderbolt detection device - Google Patents
Transmission line thunderbolt detection device Download PDFInfo
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- CN112051437B CN112051437B CN202010965575.2A CN202010965575A CN112051437B CN 112051437 B CN112051437 B CN 112051437B CN 202010965575 A CN202010965575 A CN 202010965575A CN 112051437 B CN112051437 B CN 112051437B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/17—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values giving an indication of the number of times this occurs, i.e. multi-channel analysers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1218—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing using optical methods; using charged particle, e.g. electron, beams or X-rays
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/005—Calibrating; Standards or reference devices, e.g. voltage or resistance standards, "golden" references
- G01R35/007—Standards or reference devices, e.g. voltage or resistance standards, "golden references"
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Abstract
The invention provides a lightning stroke detection device for a power transmission line, which comprises a shell, a photoelectric tube, a self-checking mechanism, a display screen and a controller, wherein the self-checking mechanism comprises a self-checking button, an electric telescopic rod, a bearing plate and a flash lamp, the photoelectric tube is arranged outside the shell, can detect the lightning stroke around the power transmission line, sends an electric signal through the photoelectric conversion controller, counts the lightning stroke frequency by the controller, and uses the collected lightning information to provide data support for lightning analysis, early warning and the like of the environment around the power transmission line, meanwhile, the self-checking function is also arranged, the controller controls the electric telescopic rod to drive the bearing plate and the photoelectric tube to enter the shell, and controls the flash lamp to emit light to simulate thunder and lightning, therefore, self-checking can be performed on the information acquisition of the photoelectric tube, the information processing of the controller and the lightning stroke display function of the display screen, and the effectiveness of the lightning detection data of the surrounding environment of the power transmission line is guaranteed.
Description
Technical Field
The invention relates to the technical field of lightning protection of power transmission lines, in particular to a lightning stroke detection device for a power transmission line.
Background
At present, China is planning and constructing ultra-high voltage and extra-high voltage transmission lines on a large scale, and the running experience of the ultra-high voltage transmission lines in China shows that lightning stroke is one of the main reasons of line tripping.
Disclosure of Invention
Therefore, the invention provides a power transmission line lightning stroke detection device which can detect lightning strokes in the area around a power transmission line, so that data guidance is provided for lightning analysis in the area of the power transmission line, and the power transmission line lightning stroke detection device also has a self-checking function and is used for judging whether the lightning detection function can be normally used or not.
The technical scheme of the invention is realized as follows:
a lightning stroke detection device for a power transmission line comprises a shell, a photoelectric tube, a self-checking mechanism, a display screen and a controller, wherein a clamping mechanism used for being fixed on a power transmission tower is arranged on one side of the shell; the self-checking mechanism comprises a self-checking button, an electric telescopic rod, a bearing plate and a flashlight, a through hole is formed in one side of the shell, one end of the bearing plate is located in the shell, the other end of the bearing plate extends out of the shell from the through hole and is connected with the photoelectric tube, the electric telescopic rod is located inside the shell and is connected with the end of the bearing plate, the flashlight is arranged inside the shell, the self-checking button is arranged on the outer surface of the shell, and the controller is respectively electrically connected with the display screen, the self-checking button, the electric telescopic rod, the flashlight and the photoelectric tube.
Preferably, the electric control door is arranged inside the shell and positioned on one side of the through hole, and the controller is electrically connected with the electric control door.
Preferably, the device further comprises a light sensor, wherein the light sensor is arranged inside the shell and is electrically connected with the controller.
Preferably, the inner wall of the through hole is symmetrically provided with an infrared transmitting tube and an infrared receiving tube, a connecting line of the infrared transmitting tube and the infrared receiving tube penetrates through the horizontal plane of the bearing plate, and the controller is electrically connected with the infrared receiving tube and the infrared transmitting tube respectively.
Preferably, the system further comprises a wireless transmission unit and a remote terminal, wherein the wireless transmission unit is respectively in data connection with the controller and the remote terminal.
Preferably, the remote terminal is provided with a display screen and a press button.
Preferably, still include the photovoltaic board, the photovoltaic board sets up at the casing surface to be controller, display screen, self-checking button, electric telescopic handle, flash light and photoelectric tube power supply respectively.
Preferably, fixture includes first grip block and the second grip block of being connected with casing one side, form the centre gripping position that supplies transmission pole tower steelframe embedding between first grip block, second grip block and the casing, the one end that the casing was kept away from to first grip block and second grip block is provided with the screw hole.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a power transmission line lightning stroke detection device, which is used for collecting lightning information of the surrounding environment of a power transmission line, when a lightning stroke occurs around once, a photoelectric tube converts an optical signal into an electric signal and sends the electric signal to a controller, the controller counts the lightning and is used for displaying the number of lightning strokes, and meanwhile, a self-checking function is also arranged.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic structural diagram of a lightning strike detection device for a power transmission line according to the present invention;
FIG. 2 is a cross-sectional view of a power transmission line lightning strike detection device of the invention;
FIG. 3 is a schematic circuit diagram of a power transmission line lightning strike detection apparatus of the present invention;
in the figure, 1 is a shell, 2 is a photoelectric tube, 3 is a display screen, 4 is a controller, 5 is a self-checking button, 6 is an electric telescopic rod, 7 is a bearing plate, 8 is a flash lamp, 9 is a through hole, 10 is an electric control door, 11 is a light sensor, 12 is an infrared transmitting tube, 13 is an infrared receiving tube, 14 is a wireless transmission unit, 15 is a remote terminal, 16 is a press button, 17 is a photovoltaic panel, 18 is a first clamping plate, 19 is a second clamping plate, 20 is a clamping position, and 21 is a threaded hole.
Detailed Description
For a better understanding of the technical content of the present invention, a specific embodiment is provided below, and the present invention is further described with reference to the accompanying drawings.
Referring to fig. 1 to 3, the power transmission line lightning stroke detection device provided by the invention comprises a shell 1, a photoelectric tube 2, a self-checking mechanism, a display screen 3 and a controller 4, wherein a clamping mechanism for fixing on a power transmission tower is arranged on one side of the shell 1, the controller 4 is arranged inside the shell 1, the photoelectric tube 2 is arranged outside the shell 1, and the display screen 3 is arranged on the outer surface of the shell 1; self-checking mechanism includes self-checking button 5, electric telescopic handle 6, loading board 7 and flash light 8, 1 one side of casing is provided with through- hole 9, 7 one end of loading board is arranged in casing 1, and the other end stretches out 1 outsides of casing and is connected with photoelectric tube 2 from through-hole 9, electric telescopic handle 6 is arranged in casing 1 to with 7 end connection of loading board, flash light 8 sets up inside casing 1, self-checking button 5 sets up at 1 surface of casing, controller 4 is connected with display screen 3, self-checking button 5, electric telescopic handle 6, flash light 8 and photoelectric tube 2 electricity respectively.
The invention relates to a power transmission line lightning stroke detection device, which is used for detecting lightning of the surrounding environment of a power transmission line, detected lightning information is used for providing data support for lightning analysis, early warning and the like of the surrounding environment of the power transmission line, after a shell 1 is installed on a power transmission tower through a clamping mechanism, a photoelectric tube 2 is positioned outside the shell 1, when the surrounding environment is struck by lightning, the photoelectric tube 2 can convert optical signals into electric signals and send the generated electric signals to a controller 4, after the controller 4 receives the electric signals, the number of times of the lightning stroke on a display screen 3 can be controlled to be increased by one, so that the lightning stroke detection of the surrounding environment can be realized, compared with the lightning conductor drainage counting, the lightning stroke detection device can count direct lightning falling on a power transmission line body, can also detect and count the lightning falling on the surrounding area of the power transmission line, so that the occurrence condition of the lightning around the power transmission line can be accurately known, and favorable data support is provided for subsequent lightning early warning and evaluation.
In order to detect whether the lightning detection function of the invention can be normally realized, the invention is provided with a self-checking mechanism which can perform self-checking on the functions of the photoelectric tube 2, the display screen 3 and the controller 4, when the self-checking is performed, the self-checking button 5 on the shell 1 is pressed, the self-checking button 5 sends a self-checking signal to the controller 4, the controller 4 controls the electric telescopic rod 6 to drive the bearing plate 7 to move towards the inside of the shell 1, the bearing plate 7 drives the photoelectric tube 2 positioned on the bearing plate to move towards the inside of the shell 1 along the through hole 9, when the photoelectric tube 2 moves towards the inside of the shell 1, the controller 4 controls the flash lamp 8 inside the shell 1 to emit illumination for simulating lightning, if the photoelectric tube 2 can be normally used, the photoelectric conversion can generate an electric signal and send the electric signal to the controller 4, the controller 4 adds one to the lightning stroke frequency and displays the lightning stroke frequency on the display screen 3, and when the lightning stroke frequency adds one, the photoelectric tube 2, the controller 4 and the display screen 3 are normal in function, and the lightning can be detected.
The self-checking button 5 is arranged on the outer surface of the shell 1, when a worker inspects a line, the worker can trigger the self-checking button 5 and observe the lightning stroke frequency on the display screen 3 so as to judge the effectiveness of the whole device, and after the self-checking is finished, the controller 4 controls the electric telescopic rod 6 to drive the bearing plate 7 to extend the photoelectric tube 2 out of the shell 1, so that the photoelectric tube 2 can acquire the lightning information of the surrounding environment of the power transmission line.
Preferably, still include automatically controlled door 10, automatically controlled door 10 sets up inside casing 1 to be located through-hole 9 one side, controller 4 is connected with automatically controlled door 10 electricity, still includes light sensor 11, light sensor 11 sets up inside casing 1 to be connected with controller 4 electricity, through-hole 9 inner wall symmetry is provided with infrared transmitting tube 12 and infrared receiving tube 13, the horizontal plane of loading board 7 is passed to the line of infrared transmitting tube 12 and infrared receiving tube 13, controller 4 is connected with infrared receiving tube 13 and infrared transmitting tube 12 electricity respectively.
When the self-inspection is performed, after the electric telescopic rod 6 brings the photoelectric tube 2 into the shell 1, in order to avoid the influence of external light on the detection of the photoelectric tube 2, after the photoelectric tube 2 enters the shell 1, the controller 4 controls the electric control door 10 to shield the through hole 9, and the self-inspection of the photoelectric tube 2 in the shell 1 is prevented from being influenced by the external light, an infrared emitting tube 12 and an infrared receiving tube 13 are arranged on the inner wall of the through hole 9 for detecting the movement of the bearing plate 7 and the photoelectric tube 2, when the bearing plate 7 drives the photoelectric tube 2 to move to the inside of the shell 1 along the through hole 9, infrared light emitted by the infrared emitting tube 12 can be received by the infrared receiving tube 13, and at the moment, the infrared receiving tube 13 sends an electric signal to the controller 4, so that the controller 4 can control the electric control door 10 to close, when the self-inspection is completed, the controller 4 controls the electric control door 10 to open, and drives the electric telescopic rod 6 to drive the bearing plate 7 and the photoelectric tube 2 to move to the outside of the shell 1 from the through hole 9, when the photoelectric tube 2 passes through the through hole 9, the optical path between the infrared transmitting tube 12 and the infrared receiving tube 13 can be cut off, and at this time, the infrared receiving tube 13 cannot receive the infrared light of the infrared transmitting tube 12, so that the controller 4 does not receive the electric signal of the infrared receiving tube 13, returns to the initial state, and waits for the next self-checking process.
In order to ensure that the bearing plate 7 can obstruct the light path between the infrared receiving tube 13 and the infrared receiving tube 12, the infrared transmitting tube 12 and the infrared receiving tube 13 are symmetrically arranged on the inner wall of the through hole 9, the connecting line of the infrared transmitting tube 12 and the infrared receiving tube 13 is vertical to the horizontal plane of the bearing plate 7, the bearing plate 7 is parallel to the horizontal plane, and therefore the connecting line of the infrared transmitting tube 12 and the infrared receiving tube 13 is vertical to the horizontal plane.
And light sensor 11 that sets up in casing 1 can gather inside light information in real time, when flash light 8 sends illumination, photoelectric conversion is carried out to photoelectric tube 2, light information can be gathered to light sensor 11 simultaneously, and transmit for controller 4, controller 4 judges whether there is other light interference according to the light information that light sensor 11 gathered around photoelectric tube 2 transmission signal of telecommunication, if there are other light interference, then carry out the self-checking again, with the accuracy of guaranteeing the self-checking.
Preferably, the system further comprises a wireless transmission unit 14 and a remote terminal 15, wherein the wireless transmission unit 14 is respectively in data connection with the controller 4 and the remote terminal 15, and the remote terminal 15 is provided with a display screen 3 and a press button 16.
The invention also has a remote monitoring function, wireless transmission units 14 are arranged in the shell 1 and the remote terminal 15, so that data interaction between the remote terminal 15 and the controller 4 can be realized, the remote terminal 15 is arranged in a remote machine room, self-checking information can be triggered by a press button 16 on the remote terminal 15, the self-checking information is transmitted to the controller 4 through the wireless transmission unit 14, the controller 4 drives the electric telescopic rod 6 to work for self-checking, after the self-checking is completed, the controller 4 transmits the self-checking information to the remote terminal 15 through the wireless transmission unit 14, and the number of lightning strokes is displayed on a display screen 3 of the remote terminal 15, so that the remote monitoring function is realized.
Preferably, the solar photovoltaic panel comprises a photovoltaic panel 17, wherein the photovoltaic panel 17 is arranged on the outer surface of the shell 1 and respectively supplies power to the controller 4, the display screen 3, the self-checking button 5, the electric telescopic rod 6, the flash lamp 8 and the photoelectric tube 2.
The photovoltaic panel 17 is arranged to convert solar energy into electrical energy and supply power to the electronic components in the housing 1.
Preferably, fixture includes first grip block 18 and the second grip block 19 of being connected with casing 1 one side, form the centre gripping position 20 that supplies the transmission pole tower steelframe embedding between first grip block 18, the second grip block 19 and the casing 1, the one end that casing 1 was kept away from to first grip block 18 and second grip block 19 is provided with screw hole 21.
When the shell 1 is installed and fixed, a steel frame of a transmission tower is embedded into the clamping position 20, and bolts penetrate through the threaded holes 21 in the first clamping plate 18 and the second clamping plate 19 to be screwed and fixed, so that the shell 1 is installed and fixed on the transmission tower.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. The lightning stroke detection device for the power transmission line is characterized by comprising a shell, a photoelectric tube, a self-checking mechanism, a display screen and a controller, wherein one side of the shell is provided with a clamping mechanism for being fixed on a power transmission tower, the controller is arranged inside the shell, the photoelectric tube is arranged outside the shell, and the display screen is arranged on the outer surface of the shell; the self-checking mechanism comprises a self-checking button, an electric telescopic rod, a bearing plate and a flash lamp, wherein a through hole is formed in one side of the shell, one end of the bearing plate is located in the shell, the other end of the bearing plate extends out of the shell from the through hole and is connected with the photoelectric tube, the electric telescopic rod is located in the shell and is connected with the end part of the bearing plate, the flash lamp is arranged in the shell, the self-checking button is arranged on the outer surface of the shell, and the controller is electrically connected with the display screen, the self-checking button, the electric telescopic rod, the flash lamp and the photoelectric tube respectively; the electric control door is arranged in the shell and positioned on one side of the through hole, and the controller is electrically connected with the electric control door; the light sensor is arranged inside the shell and electrically connected with the controller.
2. The lightning stroke detection device for the power transmission line according to claim 1, wherein the inner wall of the through hole is symmetrically provided with an infrared transmitting tube and an infrared receiving tube, a connecting line of the infrared transmitting tube and the infrared receiving tube passes through the horizontal plane of the bearing plate, and the controller is electrically connected with the infrared receiving tube and the infrared transmitting tube respectively.
3. The lightning strike detection device for a power transmission line according to claim 1, further comprising a wireless transmission unit and a remote terminal, wherein the wireless transmission unit is in data connection with the controller and the remote terminal, respectively.
4. A power transmission line lightning strike detection device according to claim 3, characterised in that a display screen and a push button are provided on said remote terminal.
5. The lightning stroke detection device for the transmission line according to claim 1, further comprising a photovoltaic panel, wherein the photovoltaic panel is arranged on the outer surface of the shell and respectively supplies power to the controller, the display screen, the self-checking button, the electric telescopic rod, the flash lamp and the photoelectric tube.
6. The lightning strike detection device for the power transmission line according to claim 1, wherein the clamping mechanism comprises a first clamping plate and a second clamping plate connected with one side of the casing, a clamping position for embedding the power transmission line tower steel frame is formed among the first clamping plate, the second clamping plate and the casing, and threaded holes are formed in ends, away from the casing, of the first clamping plate and the second clamping plate.
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CN202010965575.2A CN112051437B (en) | 2020-09-15 | 2020-09-15 | Transmission line thunderbolt detection device |
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CN202010965575.2A CN112051437B (en) | 2020-09-15 | 2020-09-15 | Transmission line thunderbolt detection device |
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CN112051437A CN112051437A (en) | 2020-12-08 |
CN112051437B true CN112051437B (en) | 2022-02-11 |
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CN112684272B (en) * | 2020-12-29 | 2021-09-21 | 海南电网有限责任公司电力科学研究院 | Transmission line type of thunderbolt detection device |
CN114167232A (en) * | 2021-11-25 | 2022-03-11 | 海南电网有限责任公司万宁供电局 | Lightning flashover frequency counting device for power transmission line |
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US8421473B2 (en) * | 2010-05-10 | 2013-04-16 | Eaton Corporation | Apparatus and method to detect a series arc fault of an electrical circuit |
CN102937671A (en) * | 2012-10-24 | 2013-02-20 | 中国人民解放军理工大学气象学院 | Integrated device for lightning and ground electric field monitoring |
CN106918762A (en) * | 2015-12-25 | 2017-07-04 | 中国电力科学研究院 | A kind of overhead transmission line thunderbolt current monitoring method and lightning fault recognition methods |
CN209215491U (en) * | 2018-08-31 | 2019-08-06 | 国网河南省电力公司周口供电公司 | A kind of device recording transformer number of lightning strokes and remote alarms |
CN109782052B (en) * | 2019-03-18 | 2020-01-07 | 海南蓝线实业有限公司 | Lightning stroke counting device |
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