CN203849365U - Insulated electrical appliance impact test detection device - Google Patents
Insulated electrical appliance impact test detection device Download PDFInfo
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- CN203849365U CN203849365U CN201420221453.2U CN201420221453U CN203849365U CN 203849365 U CN203849365 U CN 203849365U CN 201420221453 U CN201420221453 U CN 201420221453U CN 203849365 U CN203849365 U CN 203849365U
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Abstract
The utility model relates to a detection device, in particular, an insulated electrical appliance impact test detection device. The insulated electrical appliance impact test detection device includes a test frame, a discharge coil and a test experiment table; the test frame and the discharge coil are arranged in a safety zone; the test experiment table is arranged in a laboratory; the test frame comprises a base with square grids and a plurality of vertical columns; a voltage divider, a switch and a plurality of upright resistance rods are arranged on the base, wherein the voltage divider is arranged at one corner of the base, the switch is located at a position opposite to the voltage divider, and the resistance rods are uniformly distributed on the grids of the base; the vertical columns are provided with insulating parts, high-resistance plates and voltage equalizing balls, wherein the insulating parts and the voltage equalizing balls are correspondingly arranged on the vertical columns, and the high-resistance plates are installed between the insulating parts and the voltage equalizing balls. The insulated electrical appliance impact test detection device of the utility model has the advantages of simple structure, reasonable design, convenient installation and repair, and has important significance for fault occurrence rate after field test and operational reliability improvement.
Description
Technical field
The utility model relates to a kind of pick-up unit, especially a kind of insulated electrical equipment impulse test pick-up unit.
Background technology
Insulated electrical equipment is one of most important power equipment in electrical network, and its operational reliability is directly connected to the safety and stability of whole network system.But, in recent years along with high pressure grade electrical network Large scale construction, insulated electrical equipment generation is a lot of cannot or be forced to because product design, manufacture, technique, material and main annex quality problem cause equipment the situation that extension is dispatched from the factory, in later stage transport, installation, debugging and a lot of faults and the accident of occurring again in service.For trouble-saving generation, ensure the safety of electric system, tradesman guarantees the quality of insulated electrical equipment and improves the diagnostic level to insulated electrical equipment insulation in the means more reliably of groping constantly.All the time, basic Consensus is more than UHV (ultra-high voltage) in the industry, and switching impulse is withstand voltage just has special significance to insulation.
Utility model content
The technical problems to be solved in the utility model is: based on the problems referred to above, provide a kind of insulated electrical equipment impulse test pick-up unit.
The utility model solves the technical scheme that its technical matters adopts: a kind of insulated electrical equipment impulse test pick-up unit, comprise test stand, discharge coil and test experimental bed, described test stand and discharge coil are arranged at place of safety, described test experimental bed is arranged at laboratory, described test stand comprises square base and some columns with grid, described base is provided with voltage divider, electric brake and some upright resistor rods, described voltage divider is located at the position of one jiao of base, described electric brake is positioned on the position that voltage divider is relative, described resistor rod is evenly distributed on the grid of base, described column is provided with insulating part, high resistance plate and voltage equalizing ball, described insulating part and voltage equalizing ball are arranged on column accordingly, described high resistance plate is installed between insulating part and voltage equalizing ball.
Further, described test experimental bed comprises wave analyzer and voltage analysis device.Wave analyzer display part discharge signal waveform is measured discharge capacity size simultaneously, and voltage analysis device is measured high-pressure side voltage in real time, and measures its peak value and effective value.
Further, described discharge coil is Rogowski coil.Local discharge signal is very faint, repeats for avoiding endangering insulator arrangement insulating property impulse voltage withstand test, and therefore discharge coil adopts dynamic property to respond good Rogowski coil.
Further, a described high resistance plate part is vertical with column, a part of parallel with column, some and column oblique.In prior art, high resistance plate is all to install perpendicular to column, and column is also very high, and so inconvenient tester increases or reduce high resistance plate.So increase or reduce high resistance plate for convenient, high resistance plate is divided into three parts, a part is vertical with column, a part of parallel with column, some and column oblique, column just need not be very high like this.
The beneficial effects of the utility model are: the utility model is simple in structure, reasonable in design, and installation, maintenance is convenient, significant to incidence and the raising reliability of operation of fault after reduction site test.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model.
In figure: 1. test stand, 2. discharge coil, 3. test bed, 4. place of safety, 5. voltage divider, 6. electric brake, 7. resistor rod, 8. insulating part, 9. high resistance plate, 10. voltage equalizing ball, 11. bases, 12. columns, 13. wave analyzers, 14. voltage analysis devices, 111. grids.
Embodiment
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, and basic structure of the present utility model is only described in a schematic way, and therefore it only shows the formation relevant with the utility model.
As shown in Figure 1, a kind of insulated electrical equipment impulse test pick-up unit, comprise test stand 1, discharge coil 2 and test experimental bed 3, test stand 1 and discharge coil 2 are arranged at place of safety 4, test experimental bed 3 is arranged at laboratory, test stand 1 comprises square base 11 and some columns 12 with grid 111, base 11 is provided with voltage divider 5, electric brake 6 and some upright resistor rods 7, voltage divider 5 is located at the position of 11 1 jiaos of bases, electric brake 6 is positioned on the position that voltage divider 5 is relative, resistor rod 7 is evenly distributed on the grid 111 of base 11, column 12 is provided with insulating part 8, high resistance plate 9 and voltage equalizing ball 10, insulating part 8 and voltage equalizing ball 10 are arranged on column 12 accordingly, high resistance plate 9 is installed between insulating part 8 and voltage equalizing ball 10.
Further, test experimental bed 3 comprises wave analyzer 13 and voltage analysis device 14.Wave analyzer 13 display part discharge signal waveforms are measured discharge capacity size simultaneously, and voltage analysis device 14 is measured high-pressure side voltage in real time, and measures its peak value and effective value.
Further, discharge coil 2 is Rogowski coil.Local discharge signal is very faint, repeats for avoiding endangering insulator arrangement insulating property impulse voltage withstand test, and therefore discharge coil adopts dynamic property to respond good Rogowski coil.
Further, high resistance plate 9 part is vertical with column 12, a part of parallel with column 12, some and column 12 obliques.In prior art, high resistance plate 9 is all installed perpendicular to column 12, and column 12 is also very high, and so inconvenient tester increases or reduce high resistance plate 9.So increase or reduce high resistance plate 9 for convenient, high resistance plate 9 is divided into three parts, a part is vertical with column, a part of parallel with column, some and column oblique, column 12 just need not be very high like this.
When concrete enforcement, electric brake 6 closes, discharge coil 2 is connected on wave analyzer 13 and voltage analysis device 14 as signal transducer, wave analyzer 13 display part discharge signal waveforms, measure discharge capacity size simultaneously, voltage analysis device 14 is measured high-pressure side voltage in real time, and measures its peak value and effective value.Resistor rod 7 and high resistance piece 9 preserve from breakdown in the situation that as load protection test unit, and voltage divider 5 provides measuring voltage for voltage analysis device 14.
Taking above-mentioned foundation desirable embodiment of the present utility model as enlightenment, by above-mentioned description, relevant staff can, not departing from the scope of this utility model technological thought, carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on instructions, must determine its technical scope according to claim scope.
Claims (4)
1. an insulated electrical equipment impulse test pick-up unit, it is characterized in that: comprise test stand (1), discharge coil (2) and test experimental bed (3), described test stand (1) and discharge coil (2) are arranged at place of safety (4), described test experimental bed (3) is arranged at laboratory, described test stand (1) comprises the base (11) and some columns (12) of square band grid (111), described base (11) is provided with voltage divider (5), electric brake (6) and some upright resistor rods (7), described voltage divider (5) is located at the position of (11) one jiaos of bases, described electric brake (6) is positioned on the position that voltage divider (5) is relative, described resistor rod (7) is evenly distributed on the grid (111) of base (11), described column (12) is provided with insulating part (8), high resistance plate (9) and voltage equalizing ball (10), described insulating part (8) and voltage equalizing ball (10) are arranged on column (12) accordingly, described high resistance plate (9) is installed between insulating part (8) and voltage equalizing ball (10).
2. insulated electrical equipment impulse test pick-up unit according to claim 1, is characterized in that: described test experimental bed (3) comprises wave analyzer (13) and voltage analysis device (14).
3. insulated electrical equipment impulse test pick-up unit according to claim 1, is characterized in that: described discharge coil (2) is Rogowski coil.
4. insulated electrical equipment impulse test pick-up unit according to claim 1, it is characterized in that: described high resistance plate (9) part is vertical with column (12), a part is parallel with column (12), some and column (12) oblique.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420221453.2U CN203849365U (en) | 2014-04-30 | 2014-04-30 | Insulated electrical appliance impact test detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420221453.2U CN203849365U (en) | 2014-04-30 | 2014-04-30 | Insulated electrical appliance impact test detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203849365U true CN203849365U (en) | 2014-09-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420221453.2U Expired - Fee Related CN203849365U (en) | 2014-04-30 | 2014-04-30 | Insulated electrical appliance impact test detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203849365U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104730430A (en) * | 2014-07-23 | 2015-06-24 | 施周平 | Insulating electric appliance impulse test detection device |
-
2014
- 2014-04-30 CN CN201420221453.2U patent/CN203849365U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104730430A (en) * | 2014-07-23 | 2015-06-24 | 施周平 | Insulating electric appliance impulse test detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20150430 |
|
| EXPY | Termination of patent right or utility model |