CN114910760B - Automatic zero-detection adjusting device for insulator of power transmission line - Google Patents
Automatic zero-detection adjusting device for insulator of power transmission line Download PDFInfo
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- CN114910760B CN114910760B CN202210669921.1A CN202210669921A CN114910760B CN 114910760 B CN114910760 B CN 114910760B CN 202210669921 A CN202210669921 A CN 202210669921A CN 114910760 B CN114910760 B CN 114910760B
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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
- G01R31/1227—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 of components, parts or materials
- G01R31/1245—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 of components, parts or materials of line insulators or spacers, e.g. ceramic overhead line cap insulators; of insulators in HV bushings
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H17/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/06—Measuring leads; Measuring probes
- G01R1/067—Measuring probes
- G01R1/073—Multiple probes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Testing Relating To Insulation (AREA)
- Insulators (AREA)
- Electric Cable Installation (AREA)
Abstract
The application relates to an automatic zero-detection adjusting device for an insulator of a power transmission line, which belongs to the field of power transmission line detection and comprises a handle, a base, a scissor-fork type lifting mechanism, a shell, a first probe, a second probe and a detection module; the handle top is fixed with the base, the base top is provided with servo motor one, be provided with between base and the casing and cut fork elevating system, cut fork elevating system and be multiunit connecting rod pin joint mutually and constitute. Compared with the prior art, the application adopts the scissor type telescopic mechanism to solve the defects of easy deformation, low strength and the like when a single telescopic rod is adopted for extension in the prior art; the insulator working condition is timely detected by the detection mechanism, detection information is input into the controller, a processing program is preset in the controller, effective control of the probe can be realized according to the detection information, meanwhile, the detected information can be accurately and completely processed by the controller, the detection safety is greatly improved, and the detection automation is high.
Description
Technical Field
The application belongs to the field of transmission line detection, and particularly relates to an automatic zero detection adjustment device and method for a transmission line insulator.
Background
At present, the tension insulator for the transmission line is detected mainly by manually adjusting the gap of a probe. The probe gap detection device utilizes the principle that the two ends of an intact insulator have thousands of volts of potential difference in operation, and when the insulator is shorted, tip discharge sound can be emitted at an adjustable gap or a fixed gap of a metal shorting fork to identify the inferior insulator. The insulator with the discharged sound is a qualified insulator, and the insulator without the discharged sound is a deteriorated insulator. The method can only qualitatively judge whether the insulator is qualified or not, cannot reflect the exact voltage value, and has poor resolution capability. In the prior art, a single telescopic rod type supporting device is generally adopted, so that the detection structure is low in strength and low in detection accuracy.
Disclosure of Invention
The application aims to provide an automatic zero-detection adjusting device for an insulator of a power transmission line, which can greatly improve the detection efficiency of the power transmission line and improve the detection safety of staff.
According to a first aspect of the present application, the technical solution adopted by the present application for solving the technical problems is: the automatic zero-detection adjusting device for the insulator of the power transmission line comprises: the device comprises a handle 1, a base 2, a scissor fork type lifting mechanism 6, a shell 9, a first probe 13, a second probe 14 and a detection module 25; the top of the handle 1 is fixedly provided with a base 2, the top of the base 2 is provided with a first servo motor 3, the right side of the first servo motor 3 is connected with a first screw rod 5, a sliding sleeve 4 is sleeved on the first screw rod 5, a scissor type lifting mechanism 6 is arranged between the base 2 and the shell 9, the scissor type lifting mechanism 6 is formed by mutually pivoting a plurality of groups of connecting rods, and one foot at the bottom of the scissor type lifting mechanism 6 is connected with the sliding sleeve 4; the bottom of the shell 9 is hinged with a first support rod 16 and a second support rod 18, a first telescopic rod 15 is arranged between the shell 9 and the first support rod 16, a second telescopic rod 17 is arranged between the shell 9 and the second support rod 18, and the detection module comprises a sound sensor, an indicator light and a voltage device.
Based on the above scheme, a first lithium battery 19 is fixed inside the base 2, the first lithium battery 19 is connected with a first controller 20, and the first controller 20 is connected with a first wireless transceiver 21; the surface of the base 2 is provided with a control panel 7 and a player 8;
based on the above-mentioned scheme, the second lithium battery 22 is fixed inside the housing 9, the second lithium battery 22 is connected with the second controller 23, and the second controller 23 is connected with the second wireless transceiver 24.
Based on the above scheme, the panoramic camera 10 and the detection module 25 are arranged at the top of the shell 9, the second servo motor 11 is arranged in the middle of the top of the shell 9, the second servo motor 11 is connected with the second screw rod 12, the first probe 13 and the second probe 14 are slidably arranged on the second screw rod, and the first probe 13 and the second probe 14 are driven to move in opposite directions on the second screw rod.
It is worth mentioning that the bottom of casing 9 is provided with bracing piece one 16, bracing piece two 18 that can open and shut, and bearing structure can support in the insulator both sides, and this kind of support can solve on the one hand, and zero detection device overlength leads to its deformation to influence the detection precision, on the other hand, this kind of support adaptable size different insulators, support stably.
It is worth mentioning that the scissor fork type lifting mechanism 6 that adopts replaces traditional single telescopic rod type structure, on the one hand can make the telescopic distance longer simultaneously more stable, and on the other hand, its deflection that can significantly reduce single telescopic rod type structure extension produced. In detection, the deformation of the long rod can seriously affect the detection accuracy.
In a preferred embodiment, the handle 1 is externally sleeved with insulating rubber, and the insulating rubber is externally provided with anti-skid patterns.
In a preferred embodiment, the screw 5 and the screw 12 adopt a ball screw structure.
In a preferred embodiment, the first controller and the second controller adopt a PLC control structure.
In a preferred embodiment, the scissor lift mechanism 6 is made of a lightweight insulating material.
According to another aspect of the application, a method for automatically adjusting zero-detection of an insulator of a power transmission line is applied to the device for automatically adjusting zero-detection of an insulator of a power transmission line, and comprises the following steps:
1) The sound and the brightening of the indicator lamp between the first probe and the second probe are detected, so that the insulator has good performance;
2) When the sound and the brightening of the indicator light between the first probe and the second probe are not detected, the second servo motor is controlled to start to act, and after a small part of the motion is pushed, the performance of the insulator is reduced when the sound and the brightening of the indicator light between the first probe and the second probe are detected;
3) When the sound and the brightening of the indicator light between the first probe and the second probe are not detected, the second servo motor is controlled to start to act, the gap with the set minimum value is reached, and then the second servo motor is controlled to reset and return to the initial position, the zero value of the performance of the insulator is indicated, and the test is repeated; the controller judges whether the insulator reaches zero value or not by recording the on and off states of the indicator lamp, and data statistics and analysis are convenient to carry out later.
It can be stated that, in the automatic adjustment method of the application, a detection program is preset in a controller, and the controller presets data according to the electric field distribution characteristics of the strain insulator string and the number of line insulators of the 110-220kV power transmission line, wherein the preset data comprises: the discharge gap of 2kV was 1mm, the discharge gap of 2.5kV was 1.5mm, and the discharge gap of 3kV was 2mm. When the zero value is detected from the wire side to the cross arm side, the distance between the first detection needle and the second detection needle is automatically reduced, and the zero value of the insulator is accurately detected.
The application has the following beneficial effects:
1. compared with the prior art, the scissor type lifting mechanism 6 replaces the traditional single telescopic rod type structure, so that the telescopic distance is longer and stable, and the deflection caused by the extension of the single telescopic rod type structure can be greatly reduced. In detection, the deformation of the long rod can seriously affect the detection accuracy.
2. In the application, the first support rod 16 and the second support rod 18 which can be opened and closed are arranged at the bottom of the shell 9, and the support structure can be supported on two sides of the insulator.
3. The controller is provided with a detection program in advance, and can automatically adjust the distance between the first detection needle and the second detection needle according to the detection working condition, so that the accurate detection of the zero value of the insulator is realized.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:
fig. 1 is a block diagram showing an overall structure of an automatic insulator zero-detecting adjustment device according to the present application.
FIG. 2 is a diagram of a bottom support structure for a housing in accordance with the present application.
Fig. 3 is a view showing the internal structure of the base of the present application.
Fig. 4 is a view showing the construction of the inside of the housing of the present application.
In the figure: 1. handle 2, base 3, servo motor one 4, sliding sleeve 5, lead screw 6, scissor type telescopic mechanism 7, control panel 8, player 9, casing 10, panoramic camera 11, servo motor two 12, lead screw two 13 probe one 14, probe two 15, telescopic link one 16, bracing piece one 17, telescopic link two 18, bracing piece two 19, lithium battery one 20, controller one 21, wireless transceiver one 22 lithium battery two 23, controller two 24, wireless transceiver two 25, detection module
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the embodiments herein more apparent, the technical solutions in the embodiments herein will be clearly and completely described below with reference to the accompanying drawings in the embodiments herein, and it is apparent that the described embodiments are some, but not all, embodiments herein. All other embodiments, based on the embodiments herein, which a person of ordinary skill in the art would obtain without undue burden, are within the scope of protection herein. It should be noted that, without conflict, the embodiments and features of the embodiments herein may be arbitrarily combined with each other.
Unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, it is the meaning of "including but not limited to".
The following detailed description of embodiments of the present application will be given with reference to the accompanying drawings and examples, by which the implementation process of how the present application can be applied to solve the technical problems and achieve the technical effects can be fully understood and implemented.
Referring to fig. 1-4, a first embodiment of the present application is an automatic adjustment device for detecting zero of an insulator of a power transmission line, including: the device comprises a handle 1, a base 2, a scissor fork type lifting mechanism 6, a shell 9, a first probe 13, a second probe 14 and a detection module 25; the top of the handle 1 is fixedly provided with a base 2, the top of the base 2 is provided with a first servo motor 3, the right side of the first servo motor 3 is connected with a first screw rod 5, a sliding sleeve 4 is sleeved on the first screw rod 5, a scissor type lifting mechanism 6 is arranged between the base 2 and the shell 9, the scissor type lifting mechanism 6 is formed by mutually pivoting a plurality of groups of connecting rods, and one foot at the bottom of the scissor type lifting mechanism 6 is connected with the sliding sleeve 4; the bottom of the shell 9 is hinged with a first support rod 16 and a second support rod 18, a first telescopic rod 15 is arranged between the shell 9 and the first support rod 16, and a second telescopic rod 17 is arranged between the shell 9 and the second support rod 18.
It may be noted that a first lithium battery 19 is fixed inside the base 2, the first lithium battery 19 is connected with a first controller 20, and the first controller 20 is connected with a first wireless transceiver 21; the surface of the base 2 is provided with a control panel 7 and a player 8; a second lithium battery 22 is fixed inside the shell 9, the second lithium battery 22 is connected with a second controller 23, and the second controller 23 is connected with a second wireless transceiver 24; the application adopts the wireless transceiver to directly transmit the electric signals to each other through the wireless signals, and solves a series of safety problems caused by the fact that the telescopic device needs a long circuit to transmit the electric signals to the top end of the detection device when the telescopic device has a long length in the prior art.
It can be stated that the panoramic camera 10 and the detection module 25 are arranged on the top of the shell 9, the second servo motor 11 is arranged in the middle of the top of the shell 9, the second servo motor 11 is connected with the second screw rod 12, the second screw rod is provided with the first probe 13 and the second probe 14 in a sliding manner, and the first probe 13 and the second probe 14 are driven to move in opposite directions on the second screw rod; the panoramic camera 10 is mainly adopted in consideration that the insulator is generally applied to an ultra-high electric environment, the insulator is unsafe when the distance between the worker and the insulator is too close, and meanwhile, when the detection device is long in extension, the worker cannot observe the insulator far away, so that the panoramic camera 10 can observe the insulator in front view, and the detection device can be better operated and erected on the insulator.
It can be stated that the bottom of the shell 9 is provided with a first supporting rod 16 and a second supporting rod 18 which can be opened and closed, and the supporting structure can be supported on two sides of the insulator, so that on one hand, the problem that the zero detection device is too long to deform can be solved, thereby affecting the detection precision, and on the other hand, the support can be suitable for insulators with different sizes and is stable.
It can be stated that, in the automatic adjustment method of the application, a detection program is preset in a controller, and the controller presets data according to the electric field distribution characteristics of the strain insulator string and the number of line insulators of the 110-220kV power transmission line, wherein the preset data comprises: the discharge gap of 2kV was 1mm, the discharge gap of 2.5kV was 1.5mm, and the discharge gap of 3kV was 2mm. When the zero value is detected from the wire side to the cross arm side, the gap between the first detection needle and the second detection needle is automatically reduced, so that the zero value of the insulator is accurately detected.
It is worth mentioning that the scissor fork type lifting mechanism 6 that adopts replaces traditional single telescopic rod type structure, on the one hand can make the telescopic distance longer simultaneously more stable, and on the other hand, its deflection that can significantly reduce single telescopic rod type structure extension produced. In detection, the deformation of the long rod can seriously affect the detection accuracy.
In a preferred embodiment, the handle 1 is externally sleeved with insulating rubber, and the insulating rubber is externally provided with anti-skid patterns.
In a preferred embodiment, the screw 5 and the screw 12 adopt a ball screw structure.
In a preferred embodiment, the first controller and the second controller adopt a PLC control structure.
In a preferred embodiment, the scissor lift mechanism 6 is made of a lightweight insulating material.
The second embodiment of the application is an automatic power transmission line insulator zero-detection adjustment method, which is applied to the automatic power transmission line insulator zero-detection adjustment device described in the first embodiment of the application.
Specifically, the insulator zero detection automatic adjustment method comprises three steps:
1) The sound and the brightening of the indicator lamp between the first probe and the second probe are detected, so that the insulator has good performance;
2) When the sound and the indicator light between the first probe and the second probe are not detected to be lightened, the second servo motor is controlled to start to act, and after a small part of the motion is advanced, the sound and the indicator light between the first probe and the second probe are detected to be lightened, so that the performance of the insulator is reduced.
3) When the sound and the brightening of the indicator light between the first probe and the second probe are not detected, the second servo motor is controlled to start to act, the gap with the set minimum value is reached, and then the second servo motor is controlled to reset and return to the initial position, the zero value of the performance of the insulator is indicated, and the test is repeated; the controller judges whether the insulator reaches zero value or not by recording the on and off states of the indicator lamp, and data statistics and analysis are convenient to carry out later.
It may be noted that, in another specific embodiment of the present application, in a very few cases where the zero detection device of the present application is applied, a large storm of rain may occur, and therefore, the sensitivity of the detection device may be greatly reduced, so, in order to improve the accuracy of detection, the zero detection device is mainly adjusted to a control mode mainly comprising manpower, specifically:
the staff holds the handle 1 and outputs an extension signal of the scissors telescopic device 6 to the first controller 20 through the control panel 7 according to the distance of the insulator to be detected; at the moment, the servo motor 3 drives the first screw rod 5 to rotate, so that the sliding sleeve 4 is driven to move, and the sliding sleeve 4 drives the scissor-type lifting mechanism 6 to stretch;
the scissor type lifting mechanism 6 stretches, the panoramic camera 10 at the top of the shell 9 can monitor the positions and working conditions of the first probe 13 and the second probe 14 in real time, the panoramic camera 10 transmits screen information through the second wireless receiving and releasing device 24, finally, a worker can observe the conditions of the first probe 13 and the second probe 14 from the player 8 in real time, and when the conditions reach the position of an insulator to be detected, the worker controls the control panel 7, stretches the first telescopic rod 15 and the second telescopic rod 17, and supports the supporting device on two sides of the insulator;
it should be noted that, when the zero detection device is stably supported on the upper support, the staff controls the control panel 7 to adjust the servo motor II 11 according to the voltage difference value of the detected insulator and the actual insulator working condition, adjusts the first probe 13 and the second probe 14 to a reasonable gap, and comprehensively judges whether the insulator is damaged according to the sound value and the voltage value detected by the actual detection device.
It may be noted that, in the present application, the panoramic camera 10 may also monitor the insulator and the surrounding environment, the panoramic camera 10 may output information to the second controller 23 and the player 8, and meanwhile, the detection module 25 monitors the electric spark sound at any time, in a normal state, outputs the collected information to the second controller 23, and the second controller 23 is preset with a corresponding analysis program to determine the situation of the insulator, and because the above indicated bad situation, such as thunderstorm weather, may affect the accuracy of the detection of the sound sensor and the voltage device, so it needs to be determined by combining the working experience of the staff.
While the foregoing description illustrates and describes the preferred embodiments of the present application, it is to be understood that the application is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, and is capable of numerous other combinations, modifications and environments and is capable of changes or modifications within the scope of the inventive concept as described herein, either as a result of the foregoing teachings or as a result of the knowledge or technology in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the application are intended to be within the scope of the appended claims.
While preferred embodiments herein have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all alterations and modifications as fall within the scope herein.
It will be apparent to those skilled in the art that various modifications and variations can be made herein without departing from the spirit and scope of the disclosure. Thus, given that such modifications and variations herein fall within the scope of the claims herein and their equivalents, such modifications and variations are intended to be included herein.
Claims (10)
1. An automatic zero-detection adjusting device for an insulator of a power transmission line is characterized by comprising: the device comprises a handle (1), a base (2), a scissor fork type lifting mechanism (6), a shell (9), a first probe (13), a second probe (14) and a detection module (25); the novel scissors are characterized in that the base (2) is fixed at the top of the handle (1), a first servo motor (3) is arranged at the top of the base (2), a first screw rod (5) is connected to the right side of the first servo motor (3), a sliding sleeve (4) is sleeved on the first screw rod (5), a scissors fork type lifting mechanism (6) is arranged between the base (2) and the shell (9), the scissors fork type lifting mechanism (6) is formed by mutually pivoting a plurality of groups of connecting rods, and the bottom of the scissors fork type lifting mechanism (6) is connected with the sliding sleeve (4) in a one-foot mode; the bottom of the shell (9) is hinged with a first supporting rod (16) and a second supporting rod (18), a first telescopic rod (15) is arranged between the shell (9) and the first supporting rod (16), a second telescopic rod (17) is arranged between the shell (9) and the second supporting rod (18), and the detection module (25) comprises a sound sensor, an indicator light and a voltage device; the bottom of the shell (9) is provided with a first supporting rod (16) and a second supporting rod (18) which can be unfolded and folded, the supporting structure can be supported on two sides of the insulator, the supporting can be realized on one hand, the zero detecting device is overlong to cause deformation of the insulator, so that the detection precision is affected, and on the other hand, the supporting structure can be suitable for insulators with different sizes and is stable in supporting.
2. The automatic zero-detection adjusting device for the insulator of the power transmission line according to claim 1, wherein: a first lithium battery (19) is fixed in the base (2), the first lithium battery (19) is connected with a first controller (20), and the first controller (20) is connected with a first wireless transceiver (21); the surface of the base (2) is provided with a control panel (7) and a player (8).
3. The automatic zero-detection adjusting device for the insulator of the power transmission line according to claim 2, wherein: the lithium battery II (22) is fixed inside the shell (9), the lithium battery II (22) is connected with a controller II (23), and the controller II (23) is connected with a wireless transceiver II (24).
4. The automatic zero-detection adjusting device for the insulator of the power transmission line according to claim 1, wherein: the panoramic camera is characterized in that a panoramic camera (10) and a detection module (25) are arranged at the top of the shell (9), a second servo motor (11) is arranged in the middle of the top of the shell (9), a second screw rod (12) is connected with the second servo motor (11), a first probe (13) and a second probe (14) are arranged on the second screw rod (12) in a sliding mode, and the second screw rod (12) drives the first probe (13) and the second probe (14) to move in opposite directions.
5. The automatic zero-detection adjusting device for the insulator of the power transmission line according to claim 1, wherein: the handle (1) is externally sleeved with insulating rubber, and anti-skid patterns are arranged outside the insulating rubber.
6. The automatic zero-detection adjusting device for the insulator of the power transmission line according to claim 4, wherein: the first probe (13) and the second probe (14) are respectively and electrically connected with a voltage device.
7. The automatic zero-detection adjusting device for the insulator of the power transmission line according to claim 4, wherein: the first screw rod (5) and the second screw rod (12) adopt ball screw structures.
8. The automatic zero-detection adjusting device for the insulator of the power transmission line according to claim 2, wherein: the first controller (20) and the second controller (23) adopt PLC control structures.
9. The automatic zero-detection adjusting device for the insulator of the power transmission line according to claim 1, wherein: the scissor type lifting mechanism (6) is made of light insulating materials.
10. An automatic power transmission line insulator zero-detection adjustment method, applied to the automatic power transmission line insulator zero-detection adjustment device as claimed in any one of claims 1 to 9, characterized in that: the method comprises the following steps:
1) The sound and the brightening of the indicator lamp between the first probe (13) and the second probe (14) are detected, so that the insulator performance is good;
2) When the sound and the brightening of the indicator light between the first probe (13) and the second probe (14) are not detected, the second servo motor (11) is controlled to start to act, and after a small part of the motion is advanced, the sound and the brightening of the indicator light between the first probe (13) and the second probe (14) are detected, so that the performance of the insulator is reduced;
3) When the sound and the brightening of the indicator light between the first probe (13) and the second probe (14) are not detected, the second servo motor (11) is controlled to start to act, the gap with the set minimum value is reached, and then the sound and the brightening of the indicator light between the first probe (13) and the second probe (14) are not detected, the second servo motor (11) is controlled to reset and return to the initial position, the zero value of the performance of the insulator is indicated, and the test is repeated;
the controller judges whether the insulator reaches zero value or not by recording the on and off of the indicator lamp,
data statistics and analysis are convenient to carry out later.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210669921.1A CN114910760B (en) | 2022-06-14 | 2022-06-14 | Automatic zero-detection adjusting device for insulator of power transmission line |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210669921.1A CN114910760B (en) | 2022-06-14 | 2022-06-14 | Automatic zero-detection adjusting device for insulator of power transmission line |
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| CN114910760B true CN114910760B (en) | 2023-08-25 |
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