CN206161778U - High -voltage breakdown electric field strength testing arrangement - Google Patents
High -voltage breakdown electric field strength testing arrangement Download PDFInfo
- Publication number
- CN206161778U CN206161778U CN201621145691.5U CN201621145691U CN206161778U CN 206161778 U CN206161778 U CN 206161778U CN 201621145691 U CN201621145691 U CN 201621145691U CN 206161778 U CN206161778 U CN 206161778U
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- electrode
- top electrode
- electrode contact
- lid
- contact
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Abstract
The utility model discloses a high -voltage breakdown electric field strength testing arrangement, including electrode chamber subassembly and electrodes core subassembly, the electrode chamber subassembly includes electrode lid and electrode base, and electrode base is the open rectangle box body in an upper end, and electrode base week is gone up and electrode lid week along being equipped with guide rod hole, being gone up the electrode lid and slip the cooperation with guide rod hole with the electrode base guide arm along being equipped with the guide arm, the electrodes core subassembly including lower electrode contact, go up electrode contact, insulating nut, electrode collar and insulating cover, going up electrode contact and planting in the threaded hole of last electrode lid with the helicitic texture, the electrode contact top is fixed in to insulating nut cladding, and the electrode collar surrounds the crossing department with last electrode lid in last electrode contact, and the electrode collar is with last electrode lid rigid coupling and with the cladding of insulating cover, electrode contact sets in electrode base down, and upward the face is held with lower electrode contact up end for specimen grip to the terminal surface under the electrode contact, and its area is lighter than the sample area, this product can compress tightly the sample and avoid the edge breakdown effect in the high -voltage breakdown test.
Description
Technical field
The utility model is related to test device, especially a kind of high-voltage breakdown electric-field intensity test device.
Background technology
In recent years, with the gradually development of energy technology, energy storage device material category is on the increase.Therefore, to energy storage material
The requirement also more and more higher of material test.Energy storage density main determining factor has breakdown field strength and relative dielectric constant.Just hit
For wearing electric-field intensity test, no matter which kind of means of testing and tester, testing electrode device all has and has a significant impact.
At present, the electrode of laboratory test sample breakdown voltage is substantially made up of two electrode cores and fixing device,
Tested sample is put between electrodes during test, is connected using different modes, then high voltage is risen with certain speed, directly
It is breakdown to sample, magnitude of voltage when record punctures.Can typically be put into the media such as silicone oil or glycerine in test process, but due to
Electrode reason easily causes to a great extent the edge breakdown effect of sample.Simultaneously because high voltage reasons, Different electrodes connection
There is potential safety hazard in mode.At present, columnar electrode directly relies on electrode gravity-pressing mode；Sheet electrodes are by bullet between electrode
Force tight mode.The former haves the shortcomings that sample is not pressed tightly, and the latter has edge breakdown effect.
The content of the invention
The utility model proposes a kind of high-voltage breakdown electric-field intensity test device, can compress sample in high-voltage breakdown test
And avoid edge breakdown effect.
The utility model is employed the following technical solutions.
A kind of high-voltage breakdown electric-field intensity test device, the high-voltage breakdown for detection sample is tested, the test device
Including electrode chamber component and electrode core assembly；The electrode chamber component includes Top electrode lid and electrodes base, and electrodes base is one
The rectangular box for holding electrode solution and sample of open upper end, electrodes base week sets along guide rod, all edges of Top electrode lid is provided with
There is guide rod hole, Top electrode lid coordinates so that guide rod hole and electrodes base guide rod are sliding；The electrode core assembly include bottom electrode contact,
Top electrode contact, insulation nut, electrode collar and insulation sleeve；Top electrode contact is inserted in the screwed hole of Top electrode lid with helicitic texture
Interior, the insulation nut is coated and is fixed on Top electrode contact top, and the electrode collar is surrounded on Top electrode contact and Top electrode
The intersection of lid, electrode collar is affixed with Top electrode lid and is coated with insulation sleeve；The bottom electrode contact is embedded in electrodes base,
The lower surface of the Top electrode contact and the upper surface of bottom electrode contact are sample clamping face, and the area in sample clamping face is less than sample
Product area.
The Top electrode contact is negative electrode contact, and the bottom electrode contact is positive electrode contact.
The Top electrode contact, bottom electrode contact are cylindrical contact.
When this device carries out high-voltage breakdown to be tested, sample is using area more than upper and lower electrode contact cross-sectional area
Sheet sample, Top electrode contact and bottom electrode contact are sandwiched in the middle part of sample.
The Top electrode contact, bottom electrode contact are molded with oxygenless copper material, and the insulation nut and insulation sleeve are with poly-
Carbonic ester PC or polytetrafluoroethylene PTFE material are molded；The electrode solution is glycerine or silicone oil.
When this device carries out high-voltage breakdown to be tested, Top electrode lid is snapped down on electrodes base, Top electrode lid and electrode bottom
Seat surrounds a closed electrode chamber.
Back-off is provided with the Top electrode lid lower edge, when Top electrode lid is snapped down on electrodes base, the back-off is compressed
In the wall outer surface top of electrodes base.
In the utility model, the Top electrode contact, bottom electrode contact are cylindrical contact；Top electrode contact is with screw thread
Structure is inserted in the screwed hole of Top electrode lid；The lower surface of the Top electrode contact and the upper surface of bottom electrode contact are sample
Clamping face, the area in sample clamping face is less than sample area；When this device carries out high-voltage breakdown to be tested, sample is big using area
In the sheet sample of upper and lower electrode contact cross-sectional area, Top electrode contact and bottom electrode contact are sandwiched in the middle part of sample；Due to
This product compresses mode using spiral, it is ensured that upper and lower electrode contact can force tight sample with larger, it is to avoid sample exists
Drift about under electric arc impact, and because the area in sample clamping face is less than sample area, edge breakdown can be prevented effectively from.
In the utility model, the electrode core assembly includes bottom electrode contact, Top electrode contact, insulation nut, electrode collar
And insulation sleeve；Top electrode contact is inserted in the screwed hole of Top electrode lid with helicitic texture, and the insulation nut is coated and fixed
In Top electrode contact top, the electrode collar is surrounded on the intersection of Top electrode contact and Top electrode lid, electrode collar and Top electrode
Lid is affixed and is coated with insulation sleeve；The bottom electrode contact is embedded in electrodes base, and the insulation nut and insulation sleeve are with poly-
Carbonic ester PC or polytetrafluoroethylene PTFE material are molded；When this device carries out high-voltage breakdown to be tested, Top electrode lid is snapped down to
On electrodes base, Top electrode lid surrounds a closed electrode chamber with electrodes base；This is designed to ensure high-voltage breakdown test knot
The accuracy of fruit, and personal safety when improving test.
Description of the drawings
With reference to the accompanying drawings and detailed description to the further details of explanation of the utility model：
Accompanying drawing 1 is schematic diagram of the present utility model；
Accompanying drawing 2 is cut-away illustration of the present utility model；
In figure：1- insulation nuts；2- Top electrode contacts；3- insulation sleeves；4- electrode collars；5- Top electrode lids；6- back-offs；7- leads
Bar；8- bottom electrode contacts；9- electrodes bases.
Specific embodiment
As shown in Figure 1, 2, a kind of high-voltage breakdown electric-field intensity test device, the high-voltage breakdown for detection sample is tested,
The test device includes electrode chamber component and electrode core assembly；The electrode chamber component includes Top electrode lid 5 and electrodes base
9, electrodes base 9 is the rectangular box for holding electrode solution and sample of an open upper end, and 9 weeks edges of electrodes base are provided with guide rod
7, along guide rod hole is provided with, Top electrode lid 5 was with guide rod hole and the sliding cooperation of 9 guide rod of electrodes base 7 in 5 weeks for Top electrode lid；The electrode
Core assembly includes bottom electrode contact 8, Top electrode contact 2, insulation nut 1, electrode collar 4 and insulation sleeve 3；Top electrode contact 2 is with spiral shell
Line structure is inserted in the screwed hole of Top electrode lid 5, and the insulation nut 1 coats and be fixed on the top of Top electrode contact 2, described
Electrode collar 4 is surrounded on the intersection of Top electrode contact 2 and Top electrode lid 5, and electrode collar 4 is affixed with Top electrode lid 5 and with insulation sleeve 3
Cladding；The bottom electrode contact is embedded in electrodes base, the lower surface of the Top electrode contact and the upper end of bottom electrode contact
Face is sample clamping face, and the area in sample clamping face is less than sample area.
The Top electrode contact is negative electrode contact, and the bottom electrode contact is positive electrode contact.
The Top electrode contact, bottom electrode contact are cylindrical contact.
When this device carries out high-voltage breakdown to be tested, sample is using area more than upper and lower electrode contact cross-sectional area
Sheet sample, Top electrode contact 2 and bottom electrode contact 8 are sandwiched in the middle part of sample.
The Top electrode contact 2, bottom electrode contact 8 are with oxygenless copper material shaping, the insulation nut 1 and insulation sleeve 3
It is molded with polycarbonate or polytetrafluoroethylene PTFE material；The electrode solution is glycerine or silicone oil.
When this device carries out high-voltage breakdown to be tested, Top electrode lid 5 is snapped down on electrodes base 9, Top electrode lid 5 and electrode
Base 9 surrounds a closed electrode chamber.
Back-off 6 is provided with the lower edge of Top electrode lid 5, when Top electrode lid 5 is snapped down on electrodes base 9, the back-off 6
It is pressed in the wall outer surface top of electrodes base 9.
Embodiment：
In the electrodes base 9 of rectangular box shape silicone oil or glycerine are previously added as electrode solution；In bottom electrode contact 8
（Positive electrode contact）Top is put into the testing sample of disc, sample is fully immersed in silicone oil or glycerol medium；Then
Electrode chamber cap 5 is covered, Top electrode lid 5 is snapped down on electrodes base 9 along guide rod 7, Top electrode lid 5 surrounds one with electrodes base 9
Closed electrode chamber, back-off 6 is pressed in the wall outer surface top of electrodes base 9 so that Top electrode lid 5 is fixed with electrodes base 9
Together.
Top electrode contact 2（Negative electrode contact）By spiral way screw in electrode chamber, make Top electrode contact lower surface and under
Electrode contact upper surface compresses the central part of sheet sample to be measured, Top electrode contact 2, bottom electrode contact 8 and high-tension electricity jointly
Source connects, and treats that high voltage power supply is preheated ten minutes, with certain speed boosting until sample is breakdown.Record voltage now, i.e.,
For the sample breakdown voltage.
Claims (7)
1. a kind of high-voltage breakdown electric-field intensity test device, the high-voltage breakdown for detection sample is tested, it is characterised in that：It is described
Test device includes electrode chamber component and electrode core assembly；The electrode chamber component includes Top electrode lid and electrodes base, electrode
Base is the rectangular box for holding electrode solution and sample of an open upper end, and all edges of electrodes base are provided with guide rod, Top electrode
Lid week coordinates along guide rod hole, Top electrode lid is provided with so that guide rod hole and electrodes base guide rod are sliding；Under the electrode core assembly includes
Electrode contact, Top electrode contact, insulation nut, electrode collar and insulation sleeve；Top electrode contact is inserted in Top electrode with helicitic texture
In the screwed hole of lid, the insulation nut coats and is fixed on Top electrode contact top, and the electrode collar is surrounded on Top electrode and touches
Head and the intersection of Top electrode lid, electrode collar is affixed with Top electrode lid and is coated with insulation sleeve；The bottom electrode contact is embedded at
In electrodes base, the lower surface of the Top electrode contact and the upper surface of bottom electrode contact are sample clamping face, sample clamping face
Area be less than sample area.
2. a kind of high-voltage breakdown electric-field intensity test device according to claim 1, it is characterised in that：The Top electrode is touched
Head is negative electrode contact, and the bottom electrode contact is positive electrode contact.
3. a kind of high-voltage breakdown electric-field intensity test device according to claim 1, it is characterised in that：The Top electrode is touched
Head, bottom electrode contact are cylindrical contact.
4. a kind of high-voltage breakdown electric-field intensity test device according to claim 3, it is characterised in that：When this device carry out
High-voltage breakdown test when, sample using area more than upper and lower electrode contact cross-sectional area sheet sample, Top electrode contact and
Bottom electrode contact is sandwiched in the middle part of sample.
5. a kind of high-voltage breakdown electric-field intensity test device according to claim 1, it is characterised in that：The Top electrode is touched
Head, bottom electrode contact are molded with oxygenless copper material, and the insulation nut and insulation sleeve are with polycarbonate or polytetrafluoroethyl-ne
Alkene PTFE material is molded；The electrode solution is glycerine or silicone oil.
6. a kind of high-voltage breakdown electric-field intensity test device according to claim 1, it is characterised in that：When this device carry out
When high-voltage breakdown is tested, Top electrode lid is snapped down on electrodes base, and Top electrode lid surrounds a closed electrode chamber with electrodes base.
7. a kind of high-voltage breakdown electric-field intensity test device according to claim 6, it is characterised in that：The Top electrode lid
Back-off is provided with lower edge, when Top electrode lid is snapped down on electrodes base, the back-off is pressed in the side wall appearance of electrodes base
Face top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621145691.5U CN206161778U (en) | 2016-10-21 | 2016-10-21 | High -voltage breakdown electric field strength testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621145691.5U CN206161778U (en) | 2016-10-21 | 2016-10-21 | High -voltage breakdown electric field strength testing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206161778U true CN206161778U (en) | 2017-05-10 |
Family
ID=58653810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621145691.5U Expired - Fee Related CN206161778U (en) | 2016-10-21 | 2016-10-21 | High -voltage breakdown electric field strength testing arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206161778U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109444612A (en) * | 2018-12-21 | 2019-03-08 | 核动力运行研究所 | A kind of crosslinked polyethylene block sample acceleration water-treeing device |
| CN113589111A (en) * | 2021-06-21 | 2021-11-02 | 国网江苏省电力有限公司电力科学研究院 | Device and method for measuring arc breakdown critical voltage of flame-retardant polymer material |
-
2016
- 2016-10-21 CN CN201621145691.5U patent/CN206161778U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109444612A (en) * | 2018-12-21 | 2019-03-08 | 核动力运行研究所 | A kind of crosslinked polyethylene block sample acceleration water-treeing device |
| CN113589111A (en) * | 2021-06-21 | 2021-11-02 | 国网江苏省电力有限公司电力科学研究院 | Device and method for measuring arc breakdown critical voltage of flame-retardant polymer material |
| CN113589111B (en) * | 2021-06-21 | 2024-03-26 | 国网江苏省电力有限公司电力科学研究院 | Device and method for measuring arc breakdown critical voltage of flame-retardant polymeric material |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170510 Termination date: 20191021 |