CN105548835A - Dielectric strength testing device - Google Patents
Dielectric strength testing device Download PDFInfo
- Publication number
- CN105548835A CN105548835A CN201510924058.XA CN201510924058A CN105548835A CN 105548835 A CN105548835 A CN 105548835A CN 201510924058 A CN201510924058 A CN 201510924058A CN 105548835 A CN105548835 A CN 105548835A
- Authority
- CN
- China
- Prior art keywords
- mounting plate
- electrode
- upper mounting
- securing member
- shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/16—Construction of testing vessels; Electrodes therefor
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Relating To Insulation (AREA)
Abstract
The invention discloses a dielectric strength testing device, which comprises cylindrical electrodes, a shell, a shell cover matched above the shell, an upper mounting plate, a lower mounting plate, a spring, upper connection pieces and lower connection pieces, wherein one side of the shell is provided with a rectangular observation window; the lower mounting plate is fixed on the bottom of the shell via a fastener; the lower connection pieces are fixed on the lower mounting plate via fasteners; the lower connection pieces are movably connected with the upper connection pieces via the spring; the outer side of each upper connection piece is fixedly connected with the upper mounting plate via a fastener; the middle part of the upper mounting plate is fixedly connected with the electrodes via a fastener; the middle part of the shell cover is fixedly connected with the electrodes via a fastener; the electrode fixed on the upper mounting plate and the electrode fixed on the shell cover are coaxial; the shell, the shell cover, the upper mounting plate and the lower mounting plate adopt an insulation material, and the electrode adopts a brass. By adopting the dielectric strength testing device of the invention, the testing process is safe and reliable, the operation is simple, a sample is firmly clamped, and the test accuracy and the reliability are high.
Description
Technical field
The present invention relates to a kind of testing equipment, particularly relate to a kind of dielectric test device.
Background technology
The operation field of oil and chemical industrial field mostly is dangerous place with a potential explosion, and the electric product wherein applied is electrical apparatus for explosive atmospheres, and this kind equipment, before coming into the market, needs the explosion-proof Check and Inspection carrying out being correlated with.
For encapsulated electrical apparatus, it needs to contain dielectric test in the test carried out.Dielectric test is carried out to pouring type product, to judge whether this product meets the requirement of ex electrical product.
According to GB3836.9-2014, which specify the sample block size of dielectric test, current dielectric test instrument contains only two electrodes, does not clamp the function of sample block.Therefore, the stable of sample block cannot be ensured in process of the test, the accuracy of test is had a serious impact, and there is huge potential safety hazard.
Summary of the invention
Technical matters to be solved by this invention overcomes the deficiencies in the prior art, particularly for pouring type electric product, provides a kind of dielectric test device, to improve the convenience of dielectric test, high efficiency and security.
For achieving the above object, the present invention adopts following technical scheme: a kind of dielectric test device, comprise electrode, wherein said electrode is cylindricality, described test unit also comprises the cap, upper mounting plate, lower installation board, spring, upper connector and the lower web member that match above housing, housing, wherein said housing side is provided with rectangle view window, as electrified wire interface channel and for viewing test process and test findings; Described housing bottom is fixed with lower installation board by securing member, lower installation board is by the fixing lower web member of securing member, lower web member is flexibly connected with upper connector by spring, described upper connector is fixedly connected with upper mounting plate by securing member, is fixedly connected with in the middle part of described upper mounting plate by securing member with electrode; Be fixedly connected with electrode by securing member in the middle part of described cap, the electrode that wherein fixing on upper mounting plate electrode and cap are fixed is coaxial;
Described housing, cap, upper mounting plate, lower installation board adopt isolation material, and described electrode adopts brass material.
Dielectric test device of the present invention, wherein said housing and cap contact position are preferably provided with O-ring seal.
Described securing member is preferably screw, pin.
Described electrode, upper connector, lower web member are provided with screw thread, and the securing member of fixing described electrode, upper connector, lower web member is preferably nut.
Described upper connector and lower web member preferably adopt stainless steel.
Compared with prior art, its advantage had and good effect are dielectric test device of the present invention: adopt dielectric test device of the present invention, process of the test is safe and reliable, simple to operate, sample block firm grip, can the accuracy of warranty test and reliability, improves the efficiency of test.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of a kind of dielectric test device of the present invention;
Fig. 2 is the three-dimensional plot of Fig. 1 dielectric test device;
Fig. 3 is the explosive view of the dielectric test device of Fig. 1.
In figure, 1 is housing, and 2 is lower installation board, and 3 is lower web member, and 4 is upper connector, and 5 is upper mounting plate, and 6 is cap, and 7 is electrode, and 8 is O-ring seal, and 9 is securing member, and 10 is spring, and 11 is rectangle view window.
Embodiment
For the structure of dielectric test device of the present invention, structure and effect can better be understood, below in conjunction with accompanying drawing, technical scheme of the present invention is further described.
As shown in Figures 1 to 3, the present invention includes housing 1, lower installation board 2, upper mounting plate 5, upper connector 4, lower web member 3, cap 6, electrode 7, O-ring seal 8, securing member 9 and spring 10.
Be provided with place's mounting hole in the middle part of cap 6, adopt nut 9 and the fastening locking mode installing electrodes 7 of pad.Housing 1 side is provided with a rectangle view window 11, as electrified wire interface channel and for viewing test process and test findings.
O-ring seal 8 is installed between housing 1 and cap 6, lower installation board 2 is provided with eight place's mounting holes, lower installation board 2 is assembled to bottom housing 1 by screw 9 by outside everywhere mounting hole, and screwed lower web member 3 is fixed on lower installation board 2 by nut 9 by inner side everywhere mounting hole place.Upper mounting plate 5 is provided with five place's mounting holes, and four screwed upper connectors 4 are fixed on upper mounting plate 5 by nut 9 by mounting hole place, four, outside, and middle place's mounting hole is fixedly connected with screwed electrode 7 by nut 9, and this electrode 7 is cylindrical; Hole on axle wherein on upper connector 4 and lower web member 3 forms axis hole clearance fit, spring 10 is enclosed within upper connector 4 and lower web member 3 for supporting upper mounting plate 5, thus upper mounting plate 5 and lower installation board 2 spacing are shortened by Compress Spring, make power upwards step up fixation test sample block.The material of housing 1, cap 6, upper mounting plate 5, lower installation board 2 is plastics, and electrode 7 adopts brass material, guarantees test effect and security.
The course of work of dielectric test device is: be clipped in by test sample block between two electrodes 7, and spring 10 downwards compression generates power upwards, thus clamping test sample block, electrified wire is received respectively on two electrodes 7, after connecting electrified wire, apply the voltage of specified value, start test.By rectangle view window 11 viewing test process, whether occur puncturing or arcing in official hour, to judge whether test sample block meets the requirements.
Claims (5)
1. a dielectric test device, comprise electrode, it is characterized in that, described electrode is cylindricality, described test unit also comprises housing, the cap matched above housing, upper mounting plate, lower installation board, spring, upper connector and lower web member, wherein said housing side is provided with rectangle view window, housing bottom is fixed with lower installation board by securing member, lower installation board is by the fixing lower web member of securing member, lower web member is flexibly connected with upper connector by spring, be fixedly connected with upper mounting plate by securing member outside described upper connector, be fixedly connected with electrode by securing member in the middle part of described upper mounting plate, be fixedly connected with electrode by securing member in the middle part of described cap, the electrode that wherein fixing on upper mounting plate electrode and cap are fixed is coaxial,
Described housing, cap, upper mounting plate, lower installation board adopt isolation material, and described electrode adopts brass material.
2. dielectric test device according to claim 1, is characterized in that, described housing and cap contact position are provided with O-ring seal.
3. dielectric test device according to claim 1, is characterized in that, described securing member is screw, pin.
4. dielectric test device according to claim 1, is characterized in that, described electrode, upper connector, lower web member are provided with screw thread, and the securing member of fixing described electrode, upper connector, lower web member is nut.
5. dielectric test device according to claim 1, is characterized in that, described upper connector and lower web member adopt stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510924058.XA CN105548835A (en) | 2015-12-14 | 2015-12-14 | Dielectric strength testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510924058.XA CN105548835A (en) | 2015-12-14 | 2015-12-14 | Dielectric strength testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105548835A true CN105548835A (en) | 2016-05-04 |
Family
ID=55828155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510924058.XA Pending CN105548835A (en) | 2015-12-14 | 2015-12-14 | Dielectric strength testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105548835A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2727079C1 (en) * | 2019-12-23 | 2020-07-17 | федеральное государственное бюджетное образовательное учреждение высшего образования "Национальный исследовательский университет "МЭИ" (ФГБОУ ВО "НИУ "МЭИ") | Device for determination of electric strength |
| CN113064031A (en) * | 2021-03-22 | 2021-07-02 | 江西赣电电气有限公司 | Insulating paperboard electrical strength experiment electrode |
Citations (11)
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| US4281230A (en) * | 1979-10-04 | 1981-07-28 | Allis-Chalmers Corporation | Anti-arc prod |
| US4763064A (en) * | 1986-04-18 | 1988-08-09 | Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of National Defence Of Her Majesty's Canadian Government | Device for measuring the electronic characteristics of solid materials |
| CN201867457U (en) * | 2010-10-30 | 2011-06-15 | 安徽铜峰电子股份有限公司 | Capacitor charging and discharging test instrument |
| CN102096032A (en) * | 2011-01-06 | 2011-06-15 | 山东电力研究院 | Experimental facility and method for electric heating combined stress aging with oil-paper insulation of transformer |
| CN201926732U (en) * | 2011-01-06 | 2011-08-10 | 山东电力研究院 | Experimental device for electrical/thermal stress aging of insulation oil paper of voltage transformer |
| CN203204119U (en) * | 2013-04-16 | 2013-09-18 | 扬州虹扬科技发展有限公司 | Fast insulation testing device |
| CN203455420U (en) * | 2013-07-03 | 2014-02-26 | 苏州倍加福防爆电气有限公司 | Transformer testing device |
| CN203455421U (en) * | 2013-07-03 | 2014-02-26 | 苏州倍加福防爆电气有限公司 | Novel transformer testing assembly |
| CN104237755A (en) * | 2014-09-30 | 2014-12-24 | 如皋市大昌电子有限公司 | Insulating and voltage-resistant testing tool for bridge rectifier |
| CN204649907U (en) * | 2015-05-06 | 2015-09-16 | 广东电网有限责任公司揭阳供电局 | The creeping discharge model equipment of degree of combining closely between electrode and medium can be changed |
| CN105044570A (en) * | 2015-07-01 | 2015-11-11 | 中国西电电气股份有限公司 | Mandrel material lightning impulse voltage withstanding test device |
-
2015
- 2015-12-14 CN CN201510924058.XA patent/CN105548835A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4281230A (en) * | 1979-10-04 | 1981-07-28 | Allis-Chalmers Corporation | Anti-arc prod |
| US4763064A (en) * | 1986-04-18 | 1988-08-09 | Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of National Defence Of Her Majesty's Canadian Government | Device for measuring the electronic characteristics of solid materials |
| CN201867457U (en) * | 2010-10-30 | 2011-06-15 | 安徽铜峰电子股份有限公司 | Capacitor charging and discharging test instrument |
| CN102096032A (en) * | 2011-01-06 | 2011-06-15 | 山东电力研究院 | Experimental facility and method for electric heating combined stress aging with oil-paper insulation of transformer |
| CN201926732U (en) * | 2011-01-06 | 2011-08-10 | 山东电力研究院 | Experimental device for electrical/thermal stress aging of insulation oil paper of voltage transformer |
| CN203204119U (en) * | 2013-04-16 | 2013-09-18 | 扬州虹扬科技发展有限公司 | Fast insulation testing device |
| CN203455420U (en) * | 2013-07-03 | 2014-02-26 | 苏州倍加福防爆电气有限公司 | Transformer testing device |
| CN203455421U (en) * | 2013-07-03 | 2014-02-26 | 苏州倍加福防爆电气有限公司 | Novel transformer testing assembly |
| CN104237755A (en) * | 2014-09-30 | 2014-12-24 | 如皋市大昌电子有限公司 | Insulating and voltage-resistant testing tool for bridge rectifier |
| CN204649907U (en) * | 2015-05-06 | 2015-09-16 | 广东电网有限责任公司揭阳供电局 | The creeping discharge model equipment of degree of combining closely between electrode and medium can be changed |
| CN105044570A (en) * | 2015-07-01 | 2015-11-11 | 中国西电电气股份有限公司 | Mandrel material lightning impulse voltage withstanding test device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2727079C1 (en) * | 2019-12-23 | 2020-07-17 | федеральное государственное бюджетное образовательное учреждение высшего образования "Национальный исследовательский университет "МЭИ" (ФГБОУ ВО "НИУ "МЭИ") | Device for determination of electric strength |
| CN113064031A (en) * | 2021-03-22 | 2021-07-02 | 江西赣电电气有限公司 | Insulating paperboard electrical strength experiment electrode |
| CN113064031B (en) * | 2021-03-22 | 2022-09-02 | 江西赣电电气有限公司 | Insulating paperboard electrical strength experiment electrode |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Applicant after: China National Offshore Oil Corporation Applicant after: CNOOC TIANJIN CHEMICAL RESEARCH & DESIGN INSTITUTE CO., LTD. Applicant after: CNOOC Energy Development Co., Ltd. Address before: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Applicant before: China National Offshore Oil Corporation Applicant before: CNOOC Tianjin Chemical Research & Design Institute Applicant before: CNOOC Energy Development Co., Ltd. |
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Applicant after: China Offshore Oil Group Co., Ltd. Applicant after: CNOOC TIANJIN CHEMICAL RESEARCH & DESIGN INSTITUTE CO., LTD. Applicant after: CNOOC Energy Development Co., Ltd. Address before: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Applicant before: China National Offshore Oil Corporation Applicant before: CNOOC TIANJIN CHEMICAL RESEARCH & DESIGN INSTITUTE CO., LTD. Applicant before: CNOOC Energy Development Co., Ltd. |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160504 |