CN203825911U - Pin-board electrode apparatus with accurately-adjustable electrode spacing - Google Patents
Pin-board electrode apparatus with accurately-adjustable electrode spacing Download PDFInfo
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- CN203825911U CN203825911U CN201420177172.1U CN201420177172U CN203825911U CN 203825911 U CN203825911 U CN 203825911U CN 201420177172 U CN201420177172 U CN 201420177172U CN 203825911 U CN203825911 U CN 203825911U
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- 238000009413 insulation Methods 0.000 claims description 106
- 238000000926 separation method Methods 0.000 claims description 22
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 6
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 4
- 229910001369 Brass Inorganic materials 0.000 claims description 3
- 239000010951 brass Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 9
- 238000007599 discharging Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 15
- 238000011160 research Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 3
- 230000005684 electric field Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 235000014347 soups Nutrition 0.000 description 1
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Abstract
The utility model relates to a pin-board electrode apparatus with accurately-adjustable electrode spacing and mainly resolves a problem of complex and inaccurate electrode spacing adjustment in a conventional pin-board electrode apparatus. The pin-board electrode apparatus with accurately-adjustable electrode spacing is characterized in that the lower end of a top pin electrode (1) and a bottom circular board electrode (5) face each other and are in a vertical state; a top insulating board (2) and a bottom insulating board (4) are connected with insulating pillars (3); the top pin electrode (1) is formed by a micrometer head (7) and a pin electrode (8); the pin electrode (8) is fixed to the micrometric screw of the micrometer head (7) through a screw; the fixing sleeve of the micrometer head (7) is fixed in a circular hole on the top insulating board (2); and the bottom circular board electrode (5) is connected with the bottom insulating board (4). The technical scheme well resolves the above problem and the pin-board electrode apparatus can used in a discharging test.
Description
Technical field
The utility model relates to pin-plate electrode device that a kind of electrode separation can fine adjustment.
Background technology
Because gas discharge is to the understanding importance of discharge mechanism and the popularity of its application, Chinese scholars has been done a large amount of deep research to process gas discharge, mainly comprises the research to short clearance model and discharge process and long air gap model and discharge process thereof.Foremost in short air gap model is that Tang Xun electric discharge is theoretical, has derived on this basis the various criterions of electric discharge initial conditions.And under long air gap, mainly comprise ebb-flow discharge process and physical model thereof and pilot discharge process and corresponding physical model thereof.Yet gas discharge mechanism is very complicated, the geometric configuration of the waveform of gap length, impressed voltage and polarity, electrode and meteorological condition etc. have appreciable impact to discharge process.At present, the basic law of gas discharge is still lacked to understanding clearly, relevant rudimentary theoretical research is also perfect not, and the discharge test of carrying out under careful different condition is still important research approach.No matter be gap discharge, creeping discharge, or dielectric barrier discharge, electrode is all the basic condition that carries out Related Experimental Study.In the theoretical practical application of discharging, electrode is also the requisite parts of all kinds of electric discharge devices.Conventional electrode structure mainly contains pin-plate electrode, rod-plate electrode, plate-plate electrode and sphere pole etc.
Electrode separation is the key factor of impact electric discharge initial conditions, electric discharge type and energy.For example, existing experiment shows, the generation mechanism of secondary electron is relevant with the product pd of air pressure p and electrode separation d.When pd value can be used the inferior theoretical explanation of soup compared with the condition of hour self-maintained discharge; When pd value is larger, need to illustrate by streamer theory.When being air dielectric between electrode, this pd value separatrix is about 260kPamm.The size of electrode separation is also one of key factor affecting electric field uniformity coefficient, and the electrode of any shape all can be along with the increase in gap, and its electric field unevenness will increase.Therefore, in discharge test process, how adjusting exactly electrode separation is to carry out Related Experimental Study to be necessary the problem of considering.
CN200820073009 relates to the depositing device in a kind of manufacture of solar cells, specifically a kind of electrode separation in plasma activated chemical vapour deposition, electrode gap adjusting device of adjustment rate of sedimentation of conveniently changing.This device comprises battery lead plate, base, guide rail, fixed screw, rule, and described battery lead plate is fixed on base, and the base with fixed screw on it is arranged on guide rail, and can slide along the groove on guide rail, and rule is arranged on the side of guide rail.
At present, in the research of most discharge tests, electrode separation size or take the way that rear measurement spacing is progressively manually adjusted is again installed, or the electrode separation control system of specialized designs complexity, be difficult to meet easy to operate and regulate requirement of experiment accurately.Therefore, design the adjustment of a kind of gap not only convenient but also accurately electrode structure be conducive to discharge test carry out smoothly the confidence level with experimental result.
The utility model has solved this problem targetedly.
Utility model content
Technical problem to be solved in the utility model is that in existing pin-plate electrode structure, electrode separation regulates complicated, coarse problem, and pin-plate electrode structure that a kind of new electrode separation can fine adjustment is provided.This pin-plate electrode, for discharge test, has electrode separation and regulates simple, accurate advantage.
For addressing the above problem, the technical solution adopted in the utility model is as follows: pin-plate electrode device that a kind of electrode separation can fine adjustment, comprise pin electrode (1), lower disc electrode (5), insulation column (3), upper insulation plate (2) and lower insulation plate (4), it is characterized in that pin electrode (1) lower end is relative with lower disc electrode (5) and in vertical state, upper insulation plate (2) is connected with insulation column (3) respectively with lower insulation plate (4), upper insulation plate (2) is provided with the circular hole of installing pin electrode (1), upper pin electrode (1) consists of milscale head (7) and pin electrode (8), pin electrode (8) is screwed on the micrometric screw of milscale head (7), the fixed muffle of milscale head (7) is fixed in the circular hole of upper insulation plate (2), lower disc electrode (5) is connected on lower insulation plate (4).
In technique scheme, preferably, described upper pin electrode (1) consists of the pin electrode (8) of mechanical type milscale head (7) and brass material.
In technique scheme, preferably, described lower disc electrode (5) section is T shape, and lower disc electrode (5) is connected with lower insulation plate (4) by the screw rod of support cylinder body.
In technique scheme, preferably, described upper insulation plate (2), lower insulation plate (4) are rectangular poly (methyl methacrylate) plate, insulation column (3) has two, for columniform organic glass bar, bottom is provided with screw rod, and it is upper that two insulation columns (3) are fixed on lower insulation plate (4) by screw rod, supports upper insulation plate (2).
In technique scheme, preferably, upper insulation plate (2) is fixing by set bolt (6) with insulation column (3); Upper pin electrode (1) is axially parallel with insulation column (3); Upper insulation plate (2) is parallel with lower insulation plate (4) and vertical with insulation column (3).
In technique scheme, preferably, upper insulation plate (2) is provided with the circular hole that circular hole, the two ends of installing pin electrode (1) are provided with installing insulating pillar (3); The both ends of the surface of upper insulation plate (2) length direction are provided with horizontal direction screw, insert set bolt (6); Upper insulation plate (2) is fixed on lower insulation plate (4) by insulation column (3) and set bolt (6).
In technique scheme, preferably, lower disc electrode (5) is twisted and is connected on lower insulation plate (4) by screw thread; In the circular hole of the fixed muffle of milscale head (7) by the upper insulation plate that is adhesively fixed (2).
In the utility model, the range of milscale head (7) is 0～25mm, and measuring accuracy is 0.01mm.
In the utility model, owing to upper pin electrode (1) being designed to formed by milscale head (7) and pin electrode (8), pin electrode (8) is screwed on the micrometric screw of milscale head (7), the fixed muffle of milscale head (7) is fixed in the circular hole of upper insulation plate (2), therefore can facilitate, precision regulating markingoff pin-plate electrode spacing is big or small, make in discharge test electrode gap adjustment both simple to operate, accurately control gap is big or small again, effectively improve the operation convenience of discharge test and the confidence level of experimental data, obtained good technique effect.
Accompanying drawing explanation
Fig. 1 is pin-plate electrode structural representation described in the utility model.
In Fig. 1: 1 is upper pin electrode; 2 is upper insulation plate; 3 is insulation column; 4 is lower insulation plate; 5 is lower disc electrode; 6 is set bolt; 7 is milscale head; 8 is pin electrode.
Below by embodiment, the utility model is further elaborated, but is not limited only to the present embodiment.
Embodiment
[embodiment 1]
As shown in Figure 1, a kind of electrode separation can fine adjustment pin-plate electrode structure, comprise pin electrode (1), lower disc electrode (5), insulation column (3), upper insulation plate (2), lower insulation plate (4) and for the fixing set bolt of upper insulation plate (6), upper pin electrode (1) is axially parallel with insulation column (3), upper pin electrode (1) lower end is relative with lower disc electrode (5), upper insulation plate (2) is parallel with lower insulation plate (4) and vertical with insulation column (3), upper insulation plate (2) is provided with the circular hole of installing pin electrode (1), two ends are provided with the circular hole of installing insulating pillar (3), the both ends of the surface of upper insulation plate (2) length direction are provided with horizontal direction screw, in order to insert set bolt (6), upper pin electrode (1) consists of milscale head (7) and pin electrode (8), pin electrode (8) is screwed on the micrometric screw of milscale head (7), in the circular hole of the fixed muffle of milscale head (7) by the upper insulation plate that is adhesively fixed (2), upper insulation plate (2) is fixed on lower insulation plate (4) by insulation column (3) and set bolt (6), lower disc electrode (5) is twisted and is connected on lower insulation plate (4) by screw thread.
Upper pin electrode (1) consists of the pin electrode (8) of mechanical type milscale head (7) and brass material, the range of milscale head (7) is 0～25mm, measuring accuracy is 0.01mm, pin electrode (8) is screwed on the micrometric screw of milscale head, pin electrode (8) total length is 40mm, needle point radius-of-curvature is 1mm, in the circular hole of the fixed muffle of milscale head (7) by the upper insulation plate that is adhesively fixed (2).
Lower disc electrode (5) section is T shape, and top plectane diameter is 80mm, and thickness is 10mm, lower support body diameter is 15mm, height 20mm, support cylinder bottom is the double-screw bolt of external diameter 10mm, length 10mm, lower disc electrode is twisted and is connected on lower insulation plate (4) by double-screw bolt.
Upper insulation plate (2) is rectangular poly (methyl methacrylate) plate, the long 200mm of upper insulation plate (2), wide 40mm, thickness 15mm, upper insulation plate (2) middle part is designed with the circular hole of installing pin electrode (1), Circularhole diameter is 12.5mm, two ends are designed with the circular hole of installing insulating pillar (3), Circularhole diameter is 16mm, three center of circular hole symmetries, adjacent circular holes center distance is 85mm, and the horizontal direction screw that diameter is 6mm has been designed in the both ends of the surface center of upper insulation plate (2) length direction, for upper insulation plate (2) is fixed on to insulation column (3).
Lower insulation plate (4) is rectangular poly (methyl methacrylate) plate, long 200mm, and wide 50mm, thickness 25mm, lower insulation plate (4) upper surface is processed with three diameter 10mm, the screw that the degree of depth is 15mm, three screw Central Symmetries, adjacent screw spacing is 85mm.
Insulation column (3) is columniform organic glass bar, long 140mm, and diameter 15mm, bottom is designed with diameter 10mm, the screw rod of length 12mm, it is upper that two insulation columns (3) are fixed on lower insulation plate (4) by screw rod, supports upper insulation plate (2).
By regulate milscale head (7) can be easily, metering needle electrode (8) accurately.
[embodiment 2]
According to the condition described in embodiment 1, pin electrode (8) total length is 60mm, and needle point radius-of-curvature is 2mm.
Lower disc electrode (5) section is T shape, and top plectane diameter is 100mm, and thickness is 10mm, lower support body diameter is 20mm, height 15mm, support cylinder bottom is the double-screw bolt of external diameter 10mm, length 10mm, lower disc electrode is twisted and is connected on lower insulation plate (4) by double-screw bolt.
Upper insulation plate (2) is rectangular poly (methyl methacrylate) plate, the long 250mm of upper insulation plate (2), wide 50mm, thickness 20mm, upper insulation plate (2) middle part is designed with the circular hole of installing pin electrode (1), Circularhole diameter is 12.5mm, two ends are designed with the circular hole of installing insulating pillar (3), Circularhole diameter is 20mm, three center of circular hole symmetries, adjacent circular holes center distance is 90mm, and the horizontal direction screw that diameter is 8mm has been designed in the both ends of the surface center of upper insulation plate (2) length direction, for upper insulation plate (2) is fixed on to insulation column (3).
Lower insulation plate (4) is rectangular poly (methyl methacrylate) plate, long 250mm, and wide 50mm, thickness 20mm, lower insulation plate (4) upper surface is processed with three diameter 12mm, the screw that the degree of depth is 15mm, three screw Central Symmetries, adjacent screw spacing is 90mm.
Insulation column (3) is columniform organic glass bar, long 160mm, and diameter 20mm, bottom is designed with diameter 12mm, the screw rod of length 12mm, it is upper that two insulation columns (3) are fixed on lower insulation plate (4) by screw rod, supports upper insulation plate (2).
By regulate milscale head (7) can be easily, metering needle electrode (8) accurately.
[comparative example]
According to the condition described in embodiment 1, just pin electrode (8) is directly fixed in the circular hole of upper insulation plate (2), and do not design milscale head (7), after assembling, need to adjust the spacing between pin electrode (8) and lower disc electrode (5) by hand hoisting repeatedly or the height that reduces upper insulation plate (2), not only adjustment process is comparatively complicated, and each spacing precision of adjusting is lower, error is larger, is difficult to realize the accurate adjustment of electrode separation, affects the confidence level of test findings.
Claims (7)
1. pin-plate electrode device that an electrode separation can fine adjustment, comprise pin electrode (1), lower disc electrode (5), insulation column (3), upper insulation plate (2) and lower insulation plate (4), it is characterized in that pin electrode (1) lower end is relative with lower disc electrode (5) and in vertical state, upper insulation plate (2) is connected with insulation column (3) respectively with lower insulation plate (4), upper insulation plate (2) is provided with the circular hole of installing pin electrode (1), upper pin electrode (1) consists of milscale head (7) and pin electrode (8), pin electrode (8) is screwed on the micrometric screw of milscale head (7), the fixed muffle of milscale head (7) is fixed in the circular hole of upper insulation plate (2), lower disc electrode (5) is connected on lower insulation plate (4).
2. pin-plate electrode device that electrode separation can fine adjustment according to claim 1, is characterized in that described upper pin electrode (1) consists of the pin electrode (8) of mechanical type milscale head (7) and brass material.
3. pin-plate electrode device that electrode separation can fine adjustment according to claim 1, is characterized in that described lower disc electrode (5) section is T shape, and lower disc electrode (5) is connected with lower insulation plate (4) by the screw rod of support cylinder body.
4. pin-plate electrode device that electrode separation can fine adjustment according to claim 1, it is characterized in that described upper insulation plate (2), lower insulation plate (4) are rectangular poly (methyl methacrylate) plate, insulation column (3) has two, for columniform organic glass bar, bottom is provided with screw rod, it is upper that two insulation columns (3) are fixed on lower insulation plate (4) by screw rod, supports upper insulation plate (2).
5. pin-plate electrode device that electrode separation can fine adjustment according to claim 1, is characterized in that upper insulation plate (2) and insulation column (3) are fixing by set bolt (6); Upper pin electrode (1) is axially parallel with insulation column (3); Upper insulation plate (2) is parallel with lower insulation plate (4) and vertical with insulation column (3).
6. pin-plate electrode device that electrode separation can fine adjustment according to claim 1, is characterized in that upper insulation plate (2) is provided with the circular hole that circular hole, the two ends of installing pin electrode (1) are provided with installing insulating pillar (3); The both ends of the surface of upper insulation plate (2) length direction are provided with horizontal direction screw, insert set bolt (6); Upper insulation plate (2) is fixed on lower insulation plate (4) by insulation column (3) and set bolt (6).
7. pin-plate electrode device that electrode separation can fine adjustment according to claim 1, is characterized in that lower disc electrode (5) twisted and be connected on lower insulation plate (4) by screw thread; In the circular hole of the fixed muffle of milscale head (7) by the upper insulation plate that is adhesively fixed (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420177172.1U CN203825911U (en) | 2014-04-11 | 2014-04-11 | Pin-board electrode apparatus with accurately-adjustable electrode spacing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420177172.1U CN203825911U (en) | 2014-04-11 | 2014-04-11 | Pin-board electrode apparatus with accurately-adjustable electrode spacing |
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| CN203825911U true CN203825911U (en) | 2014-09-10 |
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| CN201420177172.1U Expired - Lifetime CN203825911U (en) | 2014-04-11 | 2014-04-11 | Pin-board electrode apparatus with accurately-adjustable electrode spacing |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104793115A (en) * | 2015-04-20 | 2015-07-22 | 中国电力科学研究院 | Device and method for measuring thermosetting resin breakdown field strength |
| CN106353248A (en) * | 2016-11-11 | 2017-01-25 | 哈尔滨理工大学 | Apparatus for dynamically observing electrical corrosion of nano composite |
| CN107067929A (en) * | 2016-12-29 | 2017-08-18 | 厦门通士达照明有限公司 | A kind of arcing analogue means |
| CN108428384A (en) * | 2018-04-23 | 2018-08-21 | 广东电网有限责任公司 | High-resistance fault simulation device for medium-voltage cable |
| CN110068754A (en) * | 2018-01-24 | 2019-07-30 | 上海交通大学 | Sample mould suitable for polymer heavy insulation slab construction electrical breakdown test |
| CN110133453A (en) * | 2019-04-09 | 2019-08-16 | 国网浙江省电力有限公司电力科学研究院 | It is a kind of for observing the device of multilayer oil-impregnated paper insulation discharge process |
| CN114034996A (en) * | 2021-11-09 | 2022-02-11 | 广东电网有限责任公司电力科学研究院 | Electrode laser monitoring device for gas discharge experiment |
-
2014
- 2014-04-11 CN CN201420177172.1U patent/CN203825911U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104793115A (en) * | 2015-04-20 | 2015-07-22 | 中国电力科学研究院 | Device and method for measuring thermosetting resin breakdown field strength |
| CN104793115B (en) * | 2015-04-20 | 2019-05-21 | 中国电力科学研究院 | A kind of measuring device and measurement method of thermosetting resin disruptive field intensity |
| CN106353248A (en) * | 2016-11-11 | 2017-01-25 | 哈尔滨理工大学 | Apparatus for dynamically observing electrical corrosion of nano composite |
| CN107067929A (en) * | 2016-12-29 | 2017-08-18 | 厦门通士达照明有限公司 | A kind of arcing analogue means |
| CN110068754A (en) * | 2018-01-24 | 2019-07-30 | 上海交通大学 | Sample mould suitable for polymer heavy insulation slab construction electrical breakdown test |
| CN110068754B (en) * | 2018-01-24 | 2021-01-08 | 上海交通大学 | Sample mould suitable for polymer thick insulation flat structure electrical breakdown test is used |
| CN108428384A (en) * | 2018-04-23 | 2018-08-21 | 广东电网有限责任公司 | High-resistance fault simulation device for medium-voltage cable |
| CN110133453A (en) * | 2019-04-09 | 2019-08-16 | 国网浙江省电力有限公司电力科学研究院 | It is a kind of for observing the device of multilayer oil-impregnated paper insulation discharge process |
| CN110133453B (en) * | 2019-04-09 | 2021-06-11 | 国网浙江省电力有限公司电力科学研究院 | Device for observing insulating discharge process of multilayer oil-impregnated paper |
| CN114034996A (en) * | 2021-11-09 | 2022-02-11 | 广东电网有限责任公司电力科学研究院 | Electrode laser monitoring device for gas discharge experiment |
| CN114034996B (en) * | 2021-11-09 | 2023-05-05 | 广东电网有限责任公司电力科学研究院 | Electrode laser monitoring device for gas discharge experiment |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140910 |