CN208092186U - A kind of metal oxide arrester defects simulation experimental rig - Google Patents
A kind of metal oxide arrester defects simulation experimental rig Download PDFInfo
- Publication number
- CN208092186U CN208092186U CN201820685339.3U CN201820685339U CN208092186U CN 208092186 U CN208092186 U CN 208092186U CN 201820685339 U CN201820685339 U CN 201820685339U CN 208092186 U CN208092186 U CN 208092186U
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- CN
- China
- Prior art keywords
- experimental rig
- valve block
- metal oxide
- defects
- oxide arrester
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- 230000007547 defect Effects 0.000 title claims abstract description 37
- 238000004088 simulation Methods 0.000 title claims abstract description 20
- 229910044991 metal oxide Inorganic materials 0.000 title claims abstract description 18
- 150000004706 metal oxides Chemical class 0.000 title claims abstract description 18
- 230000006866 deterioration Effects 0.000 claims abstract description 12
- 239000002184 metal Substances 0.000 claims abstract description 10
- 229910052751 metal Inorganic materials 0.000 claims abstract description 10
- 229940098458 powder spray Drugs 0.000 claims abstract description 9
- 239000007921 spray Substances 0.000 claims abstract description 9
- 238000012360 testing method Methods 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 claims abstract description 5
- 239000004593 Epoxy Substances 0.000 claims description 18
- 229920002379 silicone rubber Polymers 0.000 claims description 15
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 230000006378 damage Effects 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 abstract description 7
- 238000009413 insulation Methods 0.000 abstract description 6
- 238000011160 research Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
Abstract
The utility model discloses a kind of metal oxide arrester defects simulation experimental rigs, including experimental rig housing, the experimental rig inner core being fixed in experimental rig housing, spray equipment, metal powder spray gun and deterioration valve block, experimental rig inner core includes connecting terminal, upper flange, top electrode, lower electrode, spring and valve block, top electrode is electrically connected upper flange, upper flange is electrically connected connecting terminal, for testing making alive, the lower end of valve block contacts connecting terminal with lower electrode.The utility model can facilitate foundation include lightning arrester body internal wetted, individual valve blocks deteriorate, all kinds of defects such as damage in insulation or destruction, body interior shelf depreciation, and cause, evolution and the detection means for these defects that can conduct a research are to the validity of various defects.The apparatus structure is simple, easily operated, test effect is good, has good market prospects and application value.
Description
Technical field
The utility model is related to technical field more particularly to a kind of metal oxide arrester defects simulation experimental rigs.
Background technology
Currently, metal oxide arrester is the important equipment for protecting power system security stable operation, it is mainly used for limiting
System overvoltage processed.The problem of arrester is run or defect kind are more, including lightning arrester body internal wetted, individual
Valve block deterioration, damage in insulation or destruction, body interior shelf depreciation etc., and study the causes of these defects, evolution and
Detection means diagnoses the Usefulness Pair of various defects in lightning protector early fault of great advantage.But at present for simulating arrester
The research of defect is less, and the model that can be used for simulating arrester defect is even more fewer and fewer.
Utility model content
The purpose of this utility model is to provide a kind of metal oxide arrester defects simulation experimental rig, can be square
Just it is each that simulation lightning arrester body internal wetted, the deterioration of individual valve blocks, damage in insulation or destruction, body interior shelf depreciation etc. are established
Class defect, convenient for collecting related data, cause, evolution and the detection means for these defects that conduct a research are to various defects
Validity.
The technical solution adopted in the utility model is：
A kind of metal oxide arrester defects simulation experimental rig, including experimental rig housing 14, it is fixed at examination
Experimental rig inner core 13, spray equipment 16, metal powder spray gun 15 in experiment device housing 14 and deterioration valve block 17,
Experimental rig inner core 13 includes connecting terminal 2, upper flange 3, top electrode 19, lower electrode 9, spring 18 and valve block 11,
Top electrode 19 is electrically connected upper flange 3, and upper flange 3 is electrically connected connecting terminal 2, and connecting terminal 2 is for testing making alive, valve block
11 lower end is contacted with lower electrode 9；
Experimental rig housing 14 includes epoxy cylinder 6, silicon rubber umbrella skirt 5, lower flange 10, leakage current table 7 and grounding copper bar
8, silicon rubber umbrella skirt 5 is close-coupled at the outside of epoxy cylinder 6, and lower electrode 9 is arranged in epoxy cylinder 6 bottom, lower electrode 9 and electrically connects
Lower flange 10 is connect, lower flange 10 is electrically connected leakage current table 7, and the metal is completed in 7 lower end of leakage current table by grounding copper bar 8
The main ground connection of Oxide Arrester defects simulation experimental rig；
The spray equipment 16 and metal powder spray gun 15 is separately positioned on around experimental rig housing 14, as needed
Started and is stopped.
Further include having epoxy support bar 12, there are two the epoxy support bars 12, is separately positioned on the valve block 11 stacked
Both sides for playing the role of fixed valve block 11, preventing valve block 11 from deviating, while facilitating the selection of deterioration valve block 17 to replace.
Further include having silicon rubber upper jacket 4, the silicon rubber upper jacket 4 is arranged in the lower section of upper flange 3, powers on
The outside of pole 19, silicon rubber upper jacket 4 can closely cover on the upper end of experimental rig housing 14, prevent unnecessary rainwater and ash
Dirt enters in experimental rig inner core 13.
Connecting terminal 2, upper flange 3 and the surface of lower flange 10 is coated with galvanized anticorrosive material.
Further include having spring 18, the spring 18 be arranged between top electrode 19 and valve block 11, for make valve block 11 by
Power and compress make the effect that it comes into full contact with.
It includes lightning arrester body internal wetted, the deterioration of individual valve blocks, damage in insulation or broken that the utility model, which can facilitate foundation,
All kinds of defects such as bad, body interior shelf depreciation, and cause, evolution and the detection means pair for these defects that can conduct a research
The validity of various defects.The metal oxide arrester defects simulation experimental rig is by module assembled, replacement or manually does
It disturbs and carries out building for defects simulation, manually carry out building for all kinds of defect operating modes.The apparatus structure is simple, easily operated, experiment
It works well, has good market prospects and application value.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of experimental rig inner core described in the utility model；
Fig. 3 is locations of structures schematic diagram when experimental rig inner core described in the utility model is tested.
Specific implementation mode
As shown in Figure 1,2 and 3, the utility model is used carries out defects simulation by module assembled, replacement or Human disturbance
Build, it is identical as 110 kilovolts of common metal oxide arresters.The utility model includes experimental rig housing 14, fixes
Experimental rig inner core 13, spray equipment 16, metal powder spray gun 15 and the deterioration valve block 17 being arranged in experimental rig housing 14,
Experimental rig inner core 13 includes connecting terminal 2, upper flange 3, top electrode 19, lower electrode 9, spring 18,11 and of valve block
Epoxy support bar 12, top electrode 19 are electrically connected upper flange 3, and upper flange 3 is electrically connected connecting terminal 2, and connecting terminal 2 is for trying
Test making alive；Spring 18 is between top electrode 19 and valve block 11, and the lower end of valve block 11 is contacted with lower electrode 9, for making valve block
11 stress simultaneously compress the effect that upper and lower electrode makes it come into full contact with, and epoxy support bar 12 is separately positioned on 11 liang of the valve block stacked
Side, for playing the role of fixed valve block 11, preventing valve block 11 from deviating；11 both sides of valve block stacked should respectively have and only have
A piece epoxy support bar 12 plays the role of centainly fixing valve block 11, prevents valve block 11 from deviating, while facilitating deterioration valve block 17
It chooses and replaces.
Further include having silicon rubber upper jacket 4, the silicon rubber upper jacket 4 is arranged in the lower section of upper flange 3, powers on
The outside of pole 19, silicon rubber upper jacket 4 can closely cover on the upper end of experimental rig housing 14, prevent unnecessary rainwater and ash
Dirt enters in experimental rig inner core 13.
Connecting terminal 2, upper flange 3 and 10 surface of lower flange should coat galvanized anticorrosive material.The present apparatus is set to use
It is more convenient, extend service life.
Experimental rig housing 14 includes epoxy cylinder 6, silicon rubber umbrella skirt 5, lower flange 10, leakage current table 7 and grounding copper bar
8, the size dimension of the epoxy cylinder 6 can guarantee test device inner core 13 agree with completely.Silicon rubber umbrella skirt 5 is close-coupled at
The outside of epoxy cylinder 6, the major insulation as the metal oxide arrester defects simulation experimental rig.Lower electrode 9 is arranged in ring
Bottom in oxygen cylinder 6, lower electrode 9 are electrically connected lower flange 10, and lower flange 10 is electrically connected leakage current table 7, under leakage current table 7
The main ground connection of the metal oxide arrester defects simulation experimental rig is completed at end by grounding copper bar 8, i.e., is connected with the earth 1
It connects.Leakage current table 7 can play the role of the metal oxide arrester leakage current monitoring in simulation test.Work as experimental rig
After inner core 13 is put into experimental rig housing 14, the valve block 11 of 13 bottommost of experimental rig inner core answers electrode 9 under reliable contacts.
The spray equipment 16 and metal powder spray gun 15 is separately positioned on around experimental rig housing 14, as needed
Started and is stopped.
As shown in figure 3, when the utility model is used, establishing lightning arrester body internal wetted, insulating inner if necessary
Make moist insulation breakdown defect when, experimental rig inner core 13 can be extracted, using spray equipment 16 to arrester valve piece table
Face or 6 inner surface of epoxy cylinder carry out spray process, the degree of manual control arrester internal wetted, study its evolution and
Validity of the detection means to various defects.It, can be by experimental rig inner core when needing to establish the individual valve blocks deteriorations of arrester
13 extract, and therefrom extract normal valve block, are substituted for the deterioration valve block 17 that experiment needs, and can manually control replacement deterioration
The validity of its evolution and detection means to various defects is studied in the quantity of valve block and position.It is needing to establish arrester
When body interior shelf depreciation, experimental rig inner core 13 can be extracted, using metal powder spray gun 15 to arrester valve piece
Surface or 6 inner surface of epoxy cylinder carry out metal powder spray process, the position of manual control arrester inside Partial Discharge Sources
And density, study the validity of its evolution and detection means to various defects.
Above-mentioned specific implementation mode is used for illustrating the utility model, rather than limits the utility model, in this reality
With in novel spirit and scope of the claims, to any modifications and changes that the utility model is made, this is both fallen within
The protection domain of utility model.
Claims (5)
1. a kind of metal oxide arrester defects simulation experimental rig, it is characterised in that：Including experimental rig housing（14）, it is solid
It is fixed to be arranged in experimental rig housing（14）Interior experimental rig inner core（13）, spray equipment（16）, metal powder spray gun（15）With
Deteriorate valve block（17）,
Experimental rig inner core（13）Including connecting terminal（2）, upper flange（3）, top electrode（19）, lower electrode（9）, spring（18）With
Valve block（11）, top electrode（19）It is electrically connected upper flange（3）, upper flange（3）It is electrically connected connecting terminal（2）, connecting terminal（2）
For testing making alive, valve block（11）Lower end and lower electrode（9）Contact；
Experimental rig housing（14）Including epoxy cylinder（6）, silicon rubber umbrella skirt（5）, lower flange（10）, leakage current table（7）With connect
Ground copper bar（8）, silicon rubber umbrella skirt（5）It is close-coupled at epoxy cylinder（6）Outside, lower electrode（9）It is arranged in epoxy cylinder（6）Interior bottom
Portion, lower electrode（9）It is electrically connected lower flange（10）, lower flange（10）It is electrically connected leakage current table（7）, leakage current table（7）
Lower end passes through grounding copper bar（8）Complete the main ground connection of the metal oxide arrester defects simulation experimental rig；
The spray equipment（16）With metal powder spray gun（15）It is separately positioned on experimental rig housing（14）Around, according to need
Started and is stopped.
2. metal oxide arrester defects simulation experimental rig according to claim 1, it is characterised in that：Further include having
Epoxy support bar（12）, the epoxy support bar（12）There are two, it is separately positioned on the valve block stacked（11）Both sides are used for
To fixed valve block（11）, prevent valve block（11）The effect of offset, while facilitating deterioration valve block（17）Selection replace.
3. metal oxide arrester defects simulation experimental rig according to claim 2, it is characterised in that：Further include having
Silicon rubber upper jacket（4）, the silicon rubber upper jacket（4）It is arranged in upper flange（3）Lower section, top electrode（19）It is outer
Side, silicon rubber upper jacket（4）Experimental rig housing can closely be covered on（14）Upper end, prevent unnecessary rainwater and dust into
Enter to experimental rig inner core（13）In.
4. metal oxide arrester defects simulation experimental rig according to claim 3, it is characterised in that：Described connects
Line terminals（2）, upper flange（3）With lower flange（10）Surface be coated with galvanized anticorrosive material.
5. metal oxide arrester defects simulation experimental rig according to claim 4, it is characterised in that：Further include having
Spring（18）, the spring（18）It is arranged in top electrode（19）With valve block（11）Between, for making valve block（11）Stress is simultaneously pressed
The effect for tightly coming into full contact with it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820685339.3U CN208092186U (en) | 2018-05-09 | 2018-05-09 | A kind of metal oxide arrester defects simulation experimental rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820685339.3U CN208092186U (en) | 2018-05-09 | 2018-05-09 | A kind of metal oxide arrester defects simulation experimental rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208092186U true CN208092186U (en) | 2018-11-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820685339.3U Active CN208092186U (en) | 2018-05-09 | 2018-05-09 | A kind of metal oxide arrester defects simulation experimental rig |
Country Status (1)
| Country | Link |
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| CN (1) | CN208092186U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108594092A (en) * | 2018-05-09 | 2018-09-28 | 国网河南省电力公司电力科学研究院 | A kind of metal oxide arrester defects simulation experimental rig |
-
2018
- 2018-05-09 CN CN201820685339.3U patent/CN208092186U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108594092A (en) * | 2018-05-09 | 2018-09-28 | 国网河南省电力公司电力科学研究院 | A kind of metal oxide arrester defects simulation experimental rig |
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