CN209043986U - Simulation test device for aging state of basin-type insulator - Google Patents

Simulation test device for aging state of basin-type insulator Download PDF

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Publication number
CN209043986U
CN209043986U CN201821501431.6U CN201821501431U CN209043986U CN 209043986 U CN209043986 U CN 209043986U CN 201821501431 U CN201821501431 U CN 201821501431U CN 209043986 U CN209043986 U CN 209043986U
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China
Prior art keywords
disc insulator
test device
simulation test
gis
infrared
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CN201821501431.6U
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金虎
李锐海
彭在兴
王颂
刘凯
易林
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China South Power Grid International Co ltd
China Southern Power Grid Co Ltd
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China South Power Grid International Co ltd
China Southern Power Grid Co Ltd
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Abstract

The utility model relates to the technical field of electrical equipment, and discloses a simulation test device for the aging state of a basin-type insulator, which comprises a GIS bus cavity, a GIS high-voltage bushing, a high-voltage conductor, a voltage transformer, a supporting insulator, an infrared glass window, an SF6 densimeter, an infrared imager and a sample container for holding basin-type insulator samples; during testing, firstly, the infrared glass window is opened, the basin-type insulator sample is placed on the sample container, the sample container is connected with the voltage transformer, then the infrared glass window is covered, the GIS bus cavity is vacuumized, SF6 gas is filled, then the high-voltage conductor and the voltage transformer are electrified, the field working condition of GIS equipment is simulated, finally, the heating characteristic of the basin-type insulator sample is detected through the infrared imager, the aging state test of the basin-type insulator is realized, the fault of the basin-type insulator is prevented in advance, and the better detection effect is obtained.

Description

A kind of simulation test device of disc insulator ageing state
Technical field
The utility model relates to technical field of electric equipment, more particularly to a kind of simulation of disc insulator ageing state Experimental rig.
Background technique
Cubicle Gas-Insulated Switchgear (GIS, Gas Instulated Switchgear) is with sulfur hexafluoride (SF6) fully closed combined electric unit equipment of the gas as dielectric, since its occupied area is small and is affected by the external environment small The features such as extensively and be applied to power grid in.Disc insulator is the important component of GIS device, since disc insulator often occurs Phenomena such as deterioration and cause GIS device short circuit accident, to cause the major accident of Operation of Electric Systems, great economy is caused to damage It loses.Currently, generally detected by installing GIS partial discharge on-Line Monitor Device at the scene, but operating experience shows The effect is unsatisfactory for on-line monitoring mode.
Utility model content
The purpose of the utility model is to provide a kind of simulation test devices of disc insulator ageing state, can simulate GIS device field working conditions carry out ageing state test to disc insulator to realize, consequently facilitating preventing disc insulator in advance Failure, and then obtain preferable detection effect.
In order to solve the above-mentioned technical problem, the utility model provides a kind of simulation test dress of disc insulator ageing state It sets, including GIS bus cavity, GIS bushing, high-pressure conductor, voltage transformer, support insulator, infrared glass window, SF6 Densitometer, infrared thermoviewer and the sample container for holding disc insulator sample;
The SF6 densitometer is mounted on the GIS bus cavity, the voltage transformer, the sample container and institute Support insulator is stated to be accommodated in the GIS bus cavity;The bottom of the support insulator is connected to the GIS bus chamber On body, it is connected at the top of the support insulator on the high-pressure conductor;The bottom of the GIS bushing is connected to described On GIS bus cavity;The high-pressure conductor is electrically connected with the voltage transformer, the voltage transformer and the sample container Connection;
The infrared glass window is mounted on the side wall of the GIS bus cavity, and the infrared glass window and the sample This container is oppositely arranged, the infrared thermoviewer be set to the GIS bus cavity outside, and the infrared thermoviewer with it is described Infrared glass window is oppositely arranged.
Preferably, the outer peripheral edge of the infrared glass window is equipped with external flanges, and the external flanges pass through tight Firmware is connected on the side wall of the GIS bus cavity.
Preferably, sealing ring is additionally provided on the infrared glass window.
Preferably, the infrared glass window is made of high-intensitive quartz glass.
Preferably, the simulation test device of the disc insulator ageing state further includes activation energy tester Device, the activation energy test equipment be set to the GIS bus cavity outside, and the activation energy test equipment with it is described infrared Windowpane is oppositely arranged.
Preferably, the simulation test device of the disc insulator ageing state further includes leakage current sensing Device, the leakage current sensor with disc insulator sample for connecting.
Preferably, the sample container is made of high-strength ceramic.
Preferably, the GIS bus cavity is aluminum our department.
Preferably, the simulation test device of the disc insulator ageing state further includes grading ring, described equal Pressure ring is set to the top of the GIS bushing.
The utility model provides a kind of simulation test device of disc insulator ageing state, in test, firstly, opening Disc insulator sample is simultaneously placed in sample container by infrared glass window, and sample container is connected voltage transformer, then, It covers infrared glass window and GIS bus cavity is vacuumized, be re-filled with SF6 gas, then, high-pressure conductor and voltage transformer are logical Electricity, thus Simulated GlS device context operating condition, finally, the heat generation characteristic of disc insulator sample is detected by infrared thermoviewer, from And realize and ageing state test is carried out to disc insulator, in order to prevent disc insulator failure in advance, to obtain preferable Detection effect.
Detailed description of the invention
Fig. 1 is the structural representation of the simulation test device of the disc insulator ageing state in the utility model embodiment Figure;
Fig. 2 is the structural schematic diagram of the infrared glass window in the utility model embodiment;
Wherein, 1, grading ring;2, GIS bushing;3, GIS bus cavity;4, sample container;5, infrared glass window;6, Voltage transformer;7, high-pressure conductor;8, support insulator;9, SF6 densitometer;10, leakage current sensor;11, external flanges; 12, fastener;13, sealing ring.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
In the explanation of the utility model, the description of the orientation such as upper, lower, left, right, front and rear and top and bottom is all It is defined for Fig. 1, when the modes of emplacement of the simulation test device of disc insulator ageing state changes, phase The description in the orientation and top and bottom answered will also change according to the change of modes of emplacement, and the utility model does not do superfluous herein It states.
Refering to Figure 1, a kind of simulation test of disc insulator ageing state of the preferred embodiment in the utility model Device, including GIS bus cavity 3, GIS bushing 2, high-pressure conductor 7, voltage transformer 6, support insulator 8, infrared glass Window 5, SF6 densitometer 9, infrared thermoviewer (not shown) and the sample container 4 for holding disc insulator sample;
The SF6 densitometer 9 is mounted on the GIS bus cavity 3, the voltage transformer 6, the sample container 4 It is accommodated in the GIS bus cavity 3 with the support insulator 8;The bottom of the support insulator 8 is connected to described On GIS bus cavity 3, the top of the support insulator 8 is connected on the high-pressure conductor 7;The GIS bushing 2 Bottom is connected on the GIS bus cavity 3;The high-pressure conductor 7 is electrically connected with the voltage transformer 6, and the voltage is mutual Sensor 6 is connect with the sample container 4;
The infrared glass window 5 is mounted on the side wall of the GIS bus cavity 3, and the infrared glass window 5 with it is described Sample container 4 is oppositely arranged, the infrared thermoviewer be set to the GIS bus cavity 3 outside, and the infrared thermoviewer with The infrared glass window 5 is oppositely arranged.
In the utility model embodiment, in test, firstly, opening infrared glass window 5 and by disc insulator sample It is placed in sample container 4, and sample container 4 is connected into voltage transformer 6, then, cover infrared glass window 5 and to GIS mother Line chamber body 3 vacuumizes, and is re-filled with SF6 gas, and then, high-pressure conductor 7 and voltage transformer 6 are powered, so that Simulated GlS equipment is existing Operating condition, finally, detect the heat generation characteristic of disc insulator sample by infrared thermoviewer, thus realization to disc insulator into Row ageing state test, in order to prevent disc insulator failure in advance, to obtain preferable detection effect.
Referring to figs. 1 and 2,5 mouthfuls of the infrared glass window is able to bear the mechanical strength of nominal pressure, such as can Bear the air pressure of 0.6MPa.In addition, in order to ensure the infrared glass window 5 can securely be mounted on the GIS bus cavity 3 On, and can be convenient for loading and unloading, the outer peripheral edge of the infrared glass window 5 in the present embodiment is equipped with external flanges 11, described External flanges 11 are connected on the side wall of the GIS bus cavity 3 by fastener 12, wherein the fastener 12 can be Screw.In addition, in order to ensure the leakproofness between the infrared glass window 5 and the GIS bus cavity 3, in the present embodiment Sealing ring 13 is additionally provided on the infrared glass window 5.Preferably, the infrared glass window 5 is made of high-intensitive quartz glass.
In the utility model embodiment, in order to further obtain the state of disc insulator sample, in the present embodiment The simulation test device of the disc insulator ageing state further includes activation energy test equipment (not shown), the activation Energy test equipment is set to the outside of the GIS bus cavity 3, and the activation energy test equipment and 5 phase of infrared glass window To setting.By the way that the activation energy test equipment is arranged, to detect the disc insulator sample under Simulated GlS device context operating condition This activation energy, to further obtain the state of disc insulator sample.
Refering to Figure 1, the benzvalene form in order to further obtain the state of disc insulator sample, in the present embodiment The simulation test device of the Ageing of Insulators state further includes leakage current sensor 10, the leakage current sensor 10 be used for The connection of disc insulator sample.By the way that the leakage current sensor 10 is arranged, to detect under Simulated GlS device context operating condition Disc insulator sample leakage current, thus further obtain disc insulator sample state.
In the utility model embodiment, it is arranged by support insulator 8 in the GIS bus cavity 3 and the high pressure Between conductor 7, so that support insulator 8 can steadily fix the high-pressure conductor 7;In addition, the sample container 4 is preferably Be made of high-strength ceramic, to ensure that the sample container 4 can bear voltage and anticyclonic influence for a long time, and not by SF6 gas attack;In addition, the GIS bus cavity 3 is aluminum our department.
Refering to Figure 1, the simulation test device of the disc insulator ageing state further includes grading ring 1, it is described Grading ring 1 is set to the top of the GIS bushing 2.
It is former to the work of the simulation test device of disc insulator ageing state provided by the embodiment of the utility model below Reason is described in detail:
Infrared glass window 5 and disc insulator sample is placed in sample container 4 firstly, opening, and by sample container 4 Voltage transformer 6 is connected, then, infrared glass window 5 is covered and vacuumize process is carried out to GIS bus cavity 3, exhaust vacuum Afterwards, it is re-filled with the SF6 gas of 0.4MPa, then, high-pressure conductor 7 and voltage transformer 6 are powered, and check GIS bus cavity 3 It is intact whether shell is grounded, and the parameters such as air pressure and voltage can be adjusted according to field working conditions, thus Simulated GlS device context work Condition, finally, detecting the heat generation characteristic of disc insulator sample by the infrared thermoviewer, passing through the activation energy test equipment It detects the activation energy of disc insulator sample and letting out for disc insulator sample is detected by the leakage current sensor 10 Leakage current carries out ageing state test to disc insulator to realize, and then can grasp disc insulator in all directions State.
To sum up, the utility model embodiment provides a kind of simulation test device of disc insulator ageing state, including GIS Bus cavity 3, GIS bushing 2, high-pressure conductor 7, voltage transformer 6, support insulator 8, infrared glass window 5, SF6 density Meter 9, infrared thermoviewer and the sample container 4 for holding disc insulator sample, in test, firstly, opening infrared glass Disc insulator sample is simultaneously placed in sample container 4 by glass window 5, and sample container 4 is connected voltage transformer 6, then, lid Upper infrared glass window 5 simultaneously vacuumizes GIS bus cavity 3, is re-filled with SF6 gas, then, high-pressure conductor 7 and voltage transformer 6 It is powered, thus Simulated GlS device context operating condition, finally, the heat generation characteristic of disc insulator sample is detected by infrared thermoviewer, To realize to disc insulator carry out ageing state test, in order to prevent disc insulator failure in advance, thus obtain compared with Good detection effect;In addition, the source by using voltage transformer 6 as test sample energy, it is possible to reduce optional equipment And improve the reliability of equipment;In addition, infrared glass window 5 can be easily installed and dismantle, the pick-and-place of sample is not only facilitated, together When reduce independent hand hole, strengthen the safety and convenience of test.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art For art personnel, without deviating from the technical principle of the utility model, several improvement and replacement can also be made, these change It also should be regarded as the protection scope of the utility model into replacement.

Claims (9)

1. a kind of simulation test device of disc insulator ageing state, which is characterized in that including GIS bus cavity, GIS high pressure Casing, high-pressure conductor, voltage transformer, support insulator, infrared glass window, SF6 densitometer, infrared thermoviewer and for containing Put the sample container of disc insulator sample;
The SF6 densitometer is mounted on the GIS bus cavity, the voltage transformer, the sample container and the branch Insulator is held to be accommodated in the GIS bus cavity;The bottom of the support insulator is connected to the GIS bus cavity On, it is connected at the top of the support insulator on the high-pressure conductor;The bottom of the GIS bushing is connected to described On GIS bus cavity;The high-pressure conductor is electrically connected with the voltage transformer, the voltage transformer and the sample container Connection;
The infrared glass window is mounted on the side wall of the GIS bus cavity, and the infrared glass window and the sample hold Device is oppositely arranged, the infrared thermoviewer be set to the GIS bus cavity outside, and the infrared thermoviewer with it is described infrared Windowpane is oppositely arranged.
2. the simulation test device of disc insulator ageing state as described in claim 1, which is characterized in that the infrared glass The outer peripheral edge of glass window is equipped with external flanges, and the external flanges are connected to the side wall of the GIS bus cavity by fastener On.
3. the simulation test device of disc insulator ageing state as claimed in claim 2, which is characterized in that the infrared glass Sealing ring is additionally provided on glass window.
4. the simulation test device of disc insulator ageing state as described in claim 1, which is characterized in that the infrared glass Glass window is made of high-intensitive quartz glass.
5. the simulation test device of disc insulator ageing state according to any one of claims 1-4, which is characterized in that institute The simulation test device for stating disc insulator ageing state further includes activation energy test equipment, and the activation energy test equipment is set to The outside of the GIS bus cavity, and the activation energy test equipment is oppositely arranged with the infrared glass window.
6. the simulation test device of disc insulator ageing state according to any one of claims 1-4, which is characterized in that institute The simulation test device for stating disc insulator ageing state further includes leakage current sensor, and the leakage current sensor is used for It is connect with disc insulator sample.
7. the simulation test device of disc insulator ageing state according to any one of claims 1-4, which is characterized in that institute Sample container is stated to be made of high-strength ceramic.
8. the simulation test device of disc insulator ageing state according to any one of claims 1-4, which is characterized in that institute Stating GIS bus cavity is aluminum our department.
9. the simulation test device of disc insulator ageing state according to any one of claims 1-4, which is characterized in that institute The simulation test device for stating disc insulator ageing state further includes grading ring, and the grading ring is set to the GIS bushing Top.
CN201821501431.6U 2018-09-13 2018-09-13 Simulation test device for aging state of basin-type insulator Active CN209043986U (en)

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CN201821501431.6U CN209043986U (en) 2018-09-13 2018-09-13 Simulation test device for aging state of basin-type insulator

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Application Number Priority Date Filing Date Title
CN201821501431.6U CN209043986U (en) 2018-09-13 2018-09-13 Simulation test device for aging state of basin-type insulator

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111929478A (en) * 2020-09-15 2020-11-13 中国南方电网有限责任公司超高压输电公司检修试验中心 Full-angle infrared detection test mechanical device for composite insulator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111929478A (en) * 2020-09-15 2020-11-13 中国南方电网有限责任公司超高压输电公司检修试验中心 Full-angle infrared detection test mechanical device for composite insulator
CN111929478B (en) * 2020-09-15 2022-08-19 中国南方电网有限责任公司超高压输电公司检修试验中心 Full-angle infrared detection test mechanical device for composite insulator

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