CN111929478B - Full-angle infrared detection test mechanical device for composite insulator - Google Patents
Full-angle infrared detection test mechanical device for composite insulator Download PDFInfo
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- CN111929478B CN111929478B CN202010968591.7A CN202010968591A CN111929478B CN 111929478 B CN111929478 B CN 111929478B CN 202010968591 A CN202010968591 A CN 202010968591A CN 111929478 B CN111929478 B CN 111929478B
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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
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
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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
- 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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Abstract
The invention discloses a composite insulator full-angle infrared detection test mechanical device which comprises a fixing frame, wherein the fixing frame further comprises a driving piece, a transmission mechanism and a composite insulator, one end of the composite insulator is rotatably arranged on the fixing frame through a fixing clamp, the output end of the driving piece is connected to the composite insulator through the transmission mechanism, the driving piece is used for driving the composite insulator to rotate around the axis of the composite insulator, a fixing ring is sleeved on the composite insulator in a rotatable and elastic contact mode, the outer side surface of the fixing ring is fixedly connected with two connecting pipes, the two connecting pipes are symmetrically arranged along the center line of the fixing ring, and the connecting pipes are used for guiding a lead to be connected with the composite insulator and fixing the spatial position of the composite insulator. The driving part is used for carrying out precise low-speed 360-degree rotation on the suspended composite insulator string, so that more observation angles are increased for the test to provide more test data, and the measurement precision of the full-angle infrared detection test of the composite insulator is improved.
Description
Technical Field
The invention relates to a composite insulator all-angle infrared detection test mechanical device, in particular to a composite insulator all-angle infrared detection test mechanical device for a power transmission line in the power industry.
Background
In order to improve the mechanical strength, the insulating strength and the pollution flashover resistance of the insulator, improve the production efficiency, reduce the cost, overcome the inherent defects of the electric porcelain and the glass insulator, adapt to the development of an electric power system, and develop composite insulators made of polymer organic material base materials to replace the traditional electric porcelain and glass insulator in all countries of the world.
When the full-angle infrared detection test of the composite insulator is carried out, the composite insulator is required to be vertically suspended and fixed with the ground, then two ends of the composite insulator are connected with a wire, one end of the composite insulator is separated from the ground by tens of meters, test data can be measured from one angle of the composite insulator after the composite insulator is suspended and fixed, certain errors exist in the data, and the comprehensiveness is lacked.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a mechanical device for a full-angle infrared detection test of a composite insulator, which is used for precisely rotating a suspended composite insulator string at low speed by 360 degrees, simultaneously ensuring that the composite insulator is still connected with a lead when rotating, and improving the measurement precision of the full-angle infrared detection test of the composite insulator.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a composite insulator full-angle infrared detection test mechanical device comprises a fixed frame, a driving piece, a transmission mechanism and a composite insulator,
composite insulator's one end is rotationally installed through the fixation clamp on the mount, the output of driving piece passes through drive mechanism is connected to composite insulator is last, the driving piece is used for the drive composite insulator rotates around its axle center, wherein, the last cover of rotatable elastic contact of composite insulator is equipped with solid fixed ring, two connecting pipes of solid fixed ring's lateral surface fixedly connected with, two the connecting pipe sets up along solid fixed ring's central line symmetry, the connecting pipe is used for the guide wire to be connected with composite insulator, and fixes composite insulator's spatial position.
The full-angle infrared detection test mechanical device for the composite insulator further comprises a pulse generator, the driving piece is a servo motor, and the pulse generator sends out pulses to drive the servo motor to rotate according to pulse instructions.
The mechanical device for the full-angle infrared detection test of the composite insulator further comprises a transmission mechanism, wherein the transmission mechanism comprises a speed reducer, a main transmission gear and an auxiliary transmission gear, the output end of the servo motor is decelerated through the speed reducer, the main transmission gear is installed at the output end of the speed reducer, the auxiliary transmission gear is installed at one end of the composite insulator, and the end of the composite insulator is provided with the fixing clamp.
According to the mechanical device for the full-angle infrared detection test of the composite insulator, further, the fixing clamp is provided with a bearing, and the composite insulator is installed on the fixing clamp through the bearing.
According to the full-angle infrared detection test mechanical device for the composite insulator, the two connecting pipes are fixed on the outer side surface of the fixing ring through welding.
Compared with the prior art, the invention has the beneficial effects that: the invention provides a mechanical device for a full-angle infrared detection test of a composite insulator, which utilizes a driving piece to perform precise low-speed 360-degree rotation on a suspended composite insulator string, and simultaneously ensures that the composite insulator is still connected with a lead when rotating, so that the data error caused by the fact that the test data can be measured from one angle of the composite insulator after the composite insulator is suspended and fixed in the prior art is avoided, more observation angles are increased for the test so as to provide more test data, and the measurement precision of the full-angle infrared detection test of the composite insulator is improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a front view of a detection test mechanism according to an embodiment of the present invention;
FIG. 2 is a left side view of a detection test mechanism according to an embodiment of the present invention;
FIG. 3 is a top view of a detection test mechanism according to an embodiment of the present invention.
In the figure: 1. a servo motor; 2. a speed reducer; 3. a main drive gear; 4. a secondary drive gear; 5. a fixing clip; 6. a bearing; 7. a fixing ring; 8. a pulse generator; 9. a stationary case; 10. provided is a composite insulator.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. 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 protection scope of the present application.
Example (b):
it will be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in an orientation or positional relationship indicated in the drawings for convenience and simplicity of description only and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the invention. Furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly and encompass, for example, both fixed and removable coupling as well as integral coupling; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the second feature or the first and second features may be indirectly contacting each other through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
Referring to fig. 1 to 3, fig. 1 is a front view of a detection test mechanism according to an embodiment of the present invention; FIG. 2 is a left side view of a detection test mechanism according to an embodiment of the present invention; FIG. 3 is a top view of a detection test mechanism according to an embodiment of the present invention.
The invention provides a mechanical device for a full-angle infrared detection test of a composite insulator, which utilizes a driving piece to perform precise low-speed 360-degree rotation on a suspended composite insulator string, and simultaneously ensures that the composite insulator is still connected with a lead when rotating, so that the data error caused by the fact that the test data can be measured from one angle of the composite insulator after the composite insulator is suspended and fixed in the prior art is avoided, more observation angles are increased for the test so as to provide more test data, and the measurement precision of the full-angle infrared detection test of the composite insulator is improved.
A mechanical device for full-angle infrared detection test of a composite insulator 10 comprises a fixed frame, a driving piece, a transmission mechanism and the composite insulator 10 are further arranged on the fixed frame, one end of the composite insulator 10 is rotatably mounted on the fixing frame through a fixing clip 5, the output end of the driving piece is connected to the composite insulator 10 through the transmission mechanism, the driving piece is used for driving the composite insulator 10 to rotate around the axis of the composite insulator, wherein, the composite insulator 10 is sleeved with a fixed ring 7 in a rotatable and elastic contact way, the rotatable fixed ring 7 ensures that the composite insulator 10 still keeps a connection state with a lead when rotating, the outer side surface of the fixing ring 7 is fixedly connected with two connecting pipes which are symmetrically arranged along the center line of the fixing ring 7, the connecting pipe is used for guiding a lead to be connected with the composite insulator 10 and fixing the spatial position of the composite insulator 10.
According to the invention, the composite insulator 10 is rotated by the driving part, so that the composite insulator 10 can rotate by 360 degrees in the detection test process, and meanwhile, the composite insulator 10 is still connected with a lead when rotating, so that the measurement precision of the full-angle infrared detection test of the composite insulator 10 is improved.
As an alternative implementation manner, in some embodiments, the device further includes a pulse generator 8, the driving member is a servo motor 1, and the pulse generator 8 sends out pulses to drive the servo motor 1 to rotate according to pulse instructions.
As an alternative implementation manner, in some embodiments, the transmission mechanism includes a speed reducer 2, a main transmission gear 3 and a secondary transmission gear 4, the output end of the servo motor 1 is decelerated by the speed reducer 2, the main transmission gear 3 is installed at the output end of the speed reducer 2, and the secondary transmission gear 4 is installed at one end of the composite insulator 10, which is the end where the fixing clip 5 is installed. In this embodiment, through the effect of speed reducer 2, composite insulator 10 can rotate and improve the torque with the low-speed in the testing process for full-angle infrared testing's precision is higher and accords with composite insulator 10 to the demand of torque.
As an alternative, in some embodiments, the fixing clip 5 is sleeved with a bearing 6, the composite insulator 10 is mounted on the fixing clip 5 through the bearing 6, and the bearing 6 is connected to reduce the rotation resistance.
As an alternative embodiment, in some embodiments, the outer side of the fixing ring 7 fixes the two connecting pipes by welding.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention accordingly, and not to limit the protection scope of the present invention accordingly. All equivalent changes or modifications made in accordance with the spirit of the present disclosure are intended to be covered by the scope of the present disclosure.
Claims (1)
1. A composite insulator full-angle infrared detection test mechanical device comprises a fixed frame and is characterized in that the fixed frame also comprises a driving piece, a transmission mechanism and a composite insulator,
one end of the composite insulator is rotatably installed on the fixing frame through a fixing clamp, the output end of the driving piece is connected to the composite insulator through the transmission mechanism, the driving piece is used for driving the composite insulator to rotate around the axis of the composite insulator, a fixing ring is sleeved on the composite insulator in a rotatable and elastic contact manner, two connecting pipes are fixedly connected to the outer side face of the fixing ring, the two connecting pipes are symmetrically arranged along the central line of the fixing ring, and the connecting pipes are used for guiding a lead to be connected with the composite insulator and fixing the spatial position of the composite insulator;
the pulse generator is used for sending out pulses to drive the servo motor to rotate according to pulse instructions;
the transmission mechanism comprises a speed reducer, a main transmission gear and an auxiliary transmission gear, the output end of the servo motor is decelerated through the speed reducer, the main transmission gear is installed at the output end of the speed reducer, the auxiliary transmission gear is installed at one end of the composite insulator, and the end of the auxiliary transmission gear is the end where the fixing clamp is installed;
the fixing clamp is sleeved with a bearing, and the composite insulator is arranged on the fixing clamp through the bearing;
the outer side surface of the fixing ring is fixedly provided with two connecting pipes through welding.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010968591.7A CN111929478B (en) | 2020-09-15 | 2020-09-15 | Full-angle infrared detection test mechanical device for composite insulator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010968591.7A CN111929478B (en) | 2020-09-15 | 2020-09-15 | Full-angle infrared detection test mechanical device for composite insulator |
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| CN111929478A CN111929478A (en) | 2020-11-13 |
| CN111929478B true CN111929478B (en) | 2022-08-19 |
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| CN113484637B (en) * | 2021-06-29 | 2022-12-16 | 海南电网有限责任公司电力科学研究院 | Insulator detection device and method based on infrared hot spot |
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| CN104198847A (en) * | 2014-08-21 | 2014-12-10 | 清华大学 | General type runner flange testing device used for composite insulator |
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| CN209043986U (en) * | 2018-09-13 | 2019-06-28 | 南方电网科学研究院有限责任公司 | A kind of simulation test device of disc insulator ageing state |
| CN110161323A (en) * | 2019-04-17 | 2019-08-23 | 天津大学 | Insulator surface potential measurement system and measurement method based on multisensor syste |
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| US8991273B2 (en) * | 2011-08-21 | 2015-03-31 | Electric Power Research Institute, Inc. | Apparatus and method for inspecting high voltage insulators |
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|---|---|---|---|---|
| CN104198847A (en) * | 2014-08-21 | 2014-12-10 | 清华大学 | General type runner flange testing device used for composite insulator |
| CN104569750A (en) * | 2014-12-20 | 2015-04-29 | 张萍 | Monitoring and detecting system for insulator of grid high-voltage power transmission rack |
| CN105259078A (en) * | 2015-11-02 | 2016-01-20 | 国网山东省电力公司电力科学研究院 | Composite insulator detection system |
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