CN113091879B - High tension transmission line wire wind detection device that shakes - Google Patents
High tension transmission line wire wind detection device that shakes Download PDFInfo
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- CN113091879B CN113091879B CN202110357920.9A CN202110357920A CN113091879B CN 113091879 B CN113091879 B CN 113091879B CN 202110357920 A CN202110357920 A CN 202110357920A CN 113091879 B CN113091879 B CN 113091879B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
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- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The invention relates to a wire wind vibration detection device for a high-voltage transmission line, which comprises: the box body is erected at the tower waist of the power tower through a bracket, and two opposite side surfaces of the box body are provided with wire grooves for electric wires to pass through; the light emitting module is vertically connected to the electric wire in the box body through a swing rod; the partition plate is vertically arranged on one side of the light emitting module in the box body, and a plurality of light through grooves are uniformly distributed on the partition plate around the swinging center of the wire; the light receiving modules are arranged in the box body on one side of the partition board, which is far away from the light emitting module, and correspond to one light through groove of each light receiving module; the power module is respectively and electrically connected with the control module, the plurality of light receiving modules and the light emitting module. This device is through the wind speed of shaking that the electric wire receives wind vibration and the swing range of electric wire when wind shakes when detecting wind and shakes, synthesizes the condition of confirming the electric wire and receiving wind force influence, and then improves the accuracy of research, is worth promoting.
Description
Technical Field
The invention relates to the technical field of transmission line detection, in particular to a wire wind vibration detection device for a high-voltage transmission line.
Background
With the continuous development of electric power systems and the continuous construction of smart power grids in China, the on-line monitoring technology of the electric power systems is widely regarded. The transmission line under the complicated field environment is easily influenced by various natural disasters to cause safety accidents.
Wind-borne vibration of the electric wire is a long-term and accumulated process, the damage degree of the electric wire cannot be measured by a direct observation method, and the normal and safe operation of the electric wire is seriously threatened, although the detection technology of the electric transmission line of the electric power system is rapidly developed in recent years, and computer management is basically realized. However, most of test data come from manual inspection, video monitoring, measurement of various electrical sensors and the like, and the traditional detection modes have the defects that only qualitative observation can be carried out, quantitative detection cannot be carried out, power supply maintenance is difficult, electromagnetic interference is easy to cause and the like.
The existing automatic detection system only detects the electric wire at the speed when the electric wire is subjected to wind vibration, but actually, when the electric wire is subjected to wind vibration, the electric wire can swing along with the wind, and certain inertia exists in the swinging process of the electric wire, so that the influence of the wind vibration on the electric wire cannot be completely detected, the accuracy of the influence of the electric wire subjected to wind vibration researched by the automatic detection system is relatively low, and therefore, the wire wind vibration detection device for the high-voltage transmission line is required to be provided to solve the problems.
Disclosure of Invention
The invention aims to provide a wire wind vibration detection device for a high-voltage transmission line, which is characterized in that the existing device not only detects the speed of the wire when the wire is subjected to wind vibration for research, but also has the problem that the detection is not comprehensive enough, and the influence of other factors on the wire when the wire is subjected to wind vibration cannot be known, so that the result accuracy of the research that the wire is influenced by wind vibration is lower.
The invention provides a high-voltage transmission line wire wind vibration detection device, which comprises:
the box body is erected at the tower waist of the power tower through a bracket, and two opposite side surfaces of the box body are provided with wire grooves for electric wires to pass through;
the light emitting module is vertically connected to the electric wire in the box body through the oscillating bar;
the partition plate is vertically arranged on one side of the light emitting module in the box body, and a plurality of light through grooves are uniformly distributed on the partition plate around the swinging center of the wire;
the light receiving modules are arranged in the box body on one side of the partition board, which is far away from the light emitting module, and correspond to one light through groove of each light receiving module;
the power module is respectively and electrically connected with the control module, the plurality of light receiving modules and the light emitting module.
Further, the light emitting module comprises a shell fixed on the swing rod, a light transmitting seam is formed in one side, facing the partition plate, of the shell, a light source is fixed in the shell through a support frame, the light source faces the light transmitting seam, and the light source is connected with the power supply module through a wire.
Further, the device also comprises a sensor, wherein the sensor is electrically connected with the control module, and the sensor is at least one of an acceleration sensor and a speed sensor.
Further, be provided with solid fixed ring on the electric wire, gu fixed ring is insulating material, gu fixed ring bottom and the top of pendulum rod are fixed.
Furthermore, the solar refrigerator further comprises a power supply module, wherein the power supply module is a solar panel fixed at the top of the refrigerator body, the solar panel is electrically connected with the power supply module, and the power supply module is a storage battery.
Furthermore, the protective structure comprises a protective shell, the top of the protective shell is provided with a through groove for enabling the swing rod to penetrate and facilitating swing of the swing rod, the partition plate is vertically fixed in the protective shell, and the plurality of light receiving modules are correspondingly arranged on the inner wall of the protective shell, deviating from one side of the light emitting module, of the partition plate.
Furthermore, a wire groove used for penetrating and connecting the power supply module and the light source is formed in the inner wall of the protective shell, which is far away from one side of the light emitting module.
The invention has the beneficial effects that:
1. the wire wind vibration detection device for the high-voltage transmission line can be used in a large scale.
2. According to the wire wind vibration detection device for the high-voltage transmission line, the light emitting module and the partition board are fixed with the wire 5, and the light transmission seam is arranged on the partition board, so that the position of light rays emitted by a power supply of light emitting module light when the wire swings on the partition board is detected, the swinging amplitude when the wire swings is determined, the speed when the wire swings is determined by the speed sensor arranged at the end part of the swing rod, the condition that the wire is influenced by wind force is determined by the wind vibration speed and the swinging amplitude when the wire swings, the practicability is high, the research accuracy is improved, and the wire wind vibration detection device is worthy of popularization.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a right side sectional view of the housing of the present invention;
FIG. 3 is a sectional view in front view of the case of the present invention;
fig. 4 is a schematic diagram of an optical transmit module according to the present invention.
Detailed Description
An embodiment of the present invention will be described in detail with reference to fig. 1 to 4, but it should be understood that the scope of the present invention is not limited by the embodiment.
As shown in fig. 1, an embodiment of the present invention provides a device for detecting wind vibration of a conductor of a high voltage transmission line, including: the box body 3 is erected at the tower waist of the power tower 1 through a bracket 2, and two opposite side surfaces of the box body 3 are provided with wire grooves 31 for the electric wires 5 to pass through; the light emitting module 53 is vertically connected to the wire 5 in the box body 3 through the swing rod 52; the partition 321 is vertically arranged on one side of the light emitting module 53 in the box body 3, and a plurality of light through grooves 322 are uniformly distributed on the partition 321 around the swing center of the electric wire 5, namely each light through groove 322 corresponds to a deflection angle; a plurality of light receiving modules 324, which are arranged in the box 3 on the side of the partition 321 away from the light emitting module 53, and correspond to each light receiving module 324 and one light passing groove 322; a power module 33 and a control module, wherein the power module is electrically connected to the control module, the plurality of light receiving modules 324 and the light emitting module 53.
Preferably, the light emitting module 53 includes a housing fixed on the swing link 52, the housing is provided with a light-transmitting slit 531 on a side facing the partition 321, a light source 533 is fixed in the housing through a support bracket 523, the light source 533 faces the light-transmitting slit 531, and the light source is connected with the power module 33 through a wire.
Preferably, a sensor 54 is further included, the sensor 54 is electrically connected to the control module, and the sensor 54 is at least one of an acceleration sensor and a speed sensor.
Preferably, a fixing ring 51 is arranged on the electric wire 5, the fixing ring 51 is made of an insulating material, and the bottom of the fixing ring 51 is fixed with the top of the swing rod 52.
Preferably, the solar refrigerator further comprises a power supply module, the power supply module is a solar panel 4 fixed on the top of the box body 3, the solar panel 4 is electrically connected with the power supply module 33, and the power supply module 33 is a storage battery.
Preferably, the protective structure further comprises a protective casing 32, the top of the protective casing 32 is provided with a through groove 323 through which the swing rod 52 passes and is convenient to swing, the partition 321 is vertically fixed in the protective casing 32, and the plurality of light receiving modules 324 are correspondingly arranged on the inner wall of the protective casing 32 on the side of the partition 321 away from the light emitting module 53.
Preferably, a wire groove for passing the power module 33 and the light source 533 is formed on an inner wall of the protective casing 32 on a side away from the light emitting module 53.
Principle of operation
When the device is used, breeze blows the electric wire 5, the electric wire 5 swings with wind, meanwhile, the light emitting module 53 on the electric wire 5 swings with the swing rod 52, light of the light source 533 of the light emitting module 53 irradiates on the partition 321 through the light transmitting slit 531, when the light emitting module 53 swings, the light source 533 on the light emitting module 53 swings therewith, the light of the light source 533 can move on the partition 321, when the light moves to the light transmitting groove 322 formed in the partition 321, a light signal emitted by the light source 533 can be received by the light receiving module 324 arranged on the inner wall of the box 3 on the other side of the partition 321, wherein the plurality of light receiving modules 324 take the position of the swing rod 52 in the vertical direction as a central point 0, the light receiving module 324 on the left side of the point 0 is numbered with 1, 2, 3. The light signal value detected by each light receiving module 324 is sent to the control module and stored, in a swing period, when one light receiving module 324 detects a light signal, the controller stores the number of the light receiving module 324 in the memory, in each period, one light receiving module 324 on both sides of the point 0 detects a light value, and the other light receiving modules 324 do not detect or detect twice, so that the swing angle of the swing rod 52 can be determined according to the recorded number of the light receiving module 324, the polarization amplitude of the wire 5 can be known, and the information detected by each light receiving module 324 of the control module.
The speed or acceleration of the wire 5 swinging is detected in real time by a speed sensor or an acceleration sensor provided at the end of the swing lever 52, thereby determining the wind speed.
It should be noted that the speed sensor or the acceleration sensor is provided at the end of the swing lever 52, and the swing lever 52 amplifies the wind force of the electric wire 5 by the breeze, so that the speed of the electric wire 5 at the time of wind vibration can be detected even if the electric wire 5 is affected by the breeze.
In summary, according to the wire wind vibration detection device for the high-voltage transmission line provided by the embodiment of the invention, the light emitting module and the partition board which are fixed with the electric wire 5 are arranged, and the light transmission seam is arranged on the partition board, so that the position of light rays emitted by a power supply of the light emitting module when the electric wire swings on the partition board is detected, the swing amplitude when the electric wire swings is determined, the speed when the electric wire vibrates in wind is determined by the speed sensor arranged at the end part of the swing rod, the condition that the electric wire is influenced by wind force is determined by the wind vibration speed and the swing amplitude when the electric wire vibrates in wind, the research accuracy is further improved, the practicability is high, and the wire wind vibration detection device is worthy of popularization.
The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the above embodiments, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.
Claims (6)
1. The utility model provides a high tension transmission line wire wind detection device that shakes which characterized in that includes:
the box body (3) is erected at the tower waist of the power tower (1) through a support (2), and two opposite side surfaces of the box body (3) are provided with wire grooves (31) for the electric wires (5) to pass through;
the light emitting module (53) is vertically connected to the wire (5) in the box body (3) through a swing rod (52);
the light-transmitting module (53) is vertically arranged on one side of the light-transmitting module in the box body (3), and a plurality of light-transmitting grooves (322) are uniformly distributed on the partition plate (321) around the swing center of the electric wire (5);
the light receiving modules (324) are arranged in the box body (3) on the side, away from the light emitting module (53), of the partition plate (321), and correspond to each light receiving module (324) and one light passing groove (322);
the power supply module (33) and the control module are respectively and electrically connected with the control module, the plurality of light receiving modules (324) and the light emitting module (53);
the light emitting module (53) comprises a shell fixed on the swing rod (52), one side of the shell, facing the partition board (321), is provided with a light-transmitting seam (531), a light source (533) is fixed in the shell through a support frame (523), the light source (533) faces the light-transmitting seam (531), and the light source is connected with the power supply module (33) through a lead;
when the device is used, breeze blows the electric wire (5), the electric wire (5) swings with the wind, meanwhile, the light emitting module (53) on the electric wire (5) swings along with the swing rod (52), light of the light source (533) of the light emitting module (53) irradiates the partition plate (321) through the light transmission slit (531), when the light emitting module (53) swings, the light source (533) on the light emitting module swings along with the swing rod, at the time, the light of the light source (533) moves on the partition plate (321), when the light moves to the light transmission groove (322) formed in the partition plate (321), a light signal sent by the light source (533) can be received by the light receiving module (324) arranged on the inner wall of the box body (3) on the other side of the partition plate (321), wherein the plurality of light receiving modules (324) take the position of the swing rod (52) in the vertical direction as a central 0 point, the light receiving module (324) positioned on the left side of the 0 point is 1, 2, 3.. N are numbered, the light receiving module (324) located to the right of the point 0, the light signal values detected by each light receiving module (324) are sent to the control module and stored, in a swinging period, when one of the light receiving modules (324) detects a light signal once, the controller stores the serial number of the light receiving module (324) in the memory, in each period, the light receiving modules (324) at two sides of the 0 point respectively detect a light value once, and other light receiving modules (324) do not detect or detect twice, therefore, the angle of the swing lever (52) can be determined according to the recorded number of the light receiving module (324), therefore, the amplitude of the polarization of the electric wire (5) can be obtained, and the information detected by each light receiving module (324) of the module is controlled.
2. The device for detecting the wind vibration of the high-voltage transmission line conductor according to claim 1, further comprising a sensor (54), wherein the sensor (54) is electrically connected with the control module, and the sensor (54) is at least one of an acceleration sensor and a speed sensor.
3. The device for detecting the wind vibration of the high-voltage transmission line conductor according to claim 1, wherein a fixing ring (51) is arranged on the electric wire (5), the fixing ring (51) is made of an insulating material, and the bottom of the fixing ring (51) is fixed with the top of the swing rod (52).
4. The device for detecting the wind vibration of the high-voltage transmission line conductor according to claim 1, further comprising a power supply module, wherein the power supply module is a solar panel (4) fixed on the top of the box body (3), the solar panel (4) is electrically connected with a power supply module (33), and the power supply module (33) is a storage battery.
5. The device for detecting the wind vibration of the high-voltage transmission line wire according to claim 1, further comprising a protection structure, wherein the protection structure comprises a protection shell (32), a through groove (323) for the swing rod (52) to pass through and facilitate the swing of the swing rod is formed in the top of the protection shell (32), the partition plate (321) is vertically fixed in the protection shell (32), and the plurality of light receiving modules (324) are correspondingly arranged on the inner wall of the protection shell (32) on one side, away from the light emitting module (53), of the partition plate (321).
6. The wire wind vibration detection device of the high-voltage transmission line according to claim 1, wherein a wire groove for connecting the power module (33) and the light source (533) is formed in an inner wall of the protective shell (32) on a side away from the light emitting module (53).
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| CN202110357920.9A CN113091879B (en) | 2021-04-01 | 2021-04-01 | High tension transmission line wire wind detection device that shakes |
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| CN202110357920.9A CN113091879B (en) | 2021-04-01 | 2021-04-01 | High tension transmission line wire wind detection device that shakes |
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| CN113091879B true CN113091879B (en) | 2022-09-06 |
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| CN116202614B (en) * | 2023-03-03 | 2023-08-08 | 国网吉林省电力有限公司电力科学研究院 | Transformer vibration detection system and detection method |
| CN117672690B (en) * | 2024-01-31 | 2024-04-12 | 张家港鑫峰机电有限公司 | Self-adaptive power supply transformer |
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