CN203385845U - Capacitance-type electroscope standardized calibration apparatus - Google Patents
Capacitance-type electroscope standardized calibration apparatus Download PDFInfo
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- CN203385845U CN203385845U CN201320522296.4U CN201320522296U CN203385845U CN 203385845 U CN203385845 U CN 203385845U CN 201320522296 U CN201320522296 U CN 201320522296U CN 203385845 U CN203385845 U CN 203385845U
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- support
- insulating support
- electroscope
- guide rail
- snap close
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Abstract
The utility model discloses a capacitance-type electroscope standardized calibration apparatus. The apparatus comprises a guide rail. The guide rail is provided with four insulated supports. The fourth insulated support is connected with an insulated telescoping support and an electroscope supporting seat. The upper part of the third insulated support is provided with a conducting support and an annular electrode. The second insulated support is provided with a lock catch connecting plate. The upper part of the first insulated support is provided with another conducting support and a conducting hollow sleeve rod. A test electrode telescoping rod is placed in the conducting hollow sleeve rod and fixed by a limiting stop nail. The front end of the test electrode telescoping rod is assembled and equipped with a test electrode. According to the utility model, all the insulated supports are mounted on the same guide rail so that the insulated supports are guaranteed to be located in the same plane. Therefore, during the calibration, a contact electrode of the electroscope and the test electrode are ensured to be both located in the central line of the annular electrode, thereby preventing potential safety hazards generated by nonstandard calibration modes and improving the calibration accuracy, reliability and work efficiency.
Description
Technical field
The utility model relates to electric field, especially a kind of condensing type electroscope standardization calibration equipment.
Background technology
Condensing type electroscope is a kind ofly by detection, to flow through the electroscope device that the electric current in stray capacitance comes instructed voltage whether to exist over the ground.
At present, when carrying out the condensing type electroscope verification, due to the restriction of test condition, and staff's test method is lack of standardization, and in real work, the verification according to power industry standard " DL740-2000 condensing type electroscope " requires to carry out verification.In addition, in current verifying work, owing to lacking standardized calibration equipment, fail to carry out galvanoscopic anti-interference test, thereby the check results drawn is subject to space electric field and the axially impact of electric potential gradient, may produces the mistake verification, thus the potential safety hazard of causing.
Due to domestic already present some drawbacks of electroscope calibration equipment ubiquity, for example do not design galvanoscopic support, in the time of can not guaranteeing verification, galvanoscopic contact electrode is axial along test electrode, verification is carried out at the center of ring electrode, and need change trial wiring frequently while carrying out anti-interference test, thereby easily cause verify error, reduce work efficiency simultaneously.For this reason, seek a kind of reliably, the calibration equipment of condensing type electroscope standardization easily is very necessary.
Summary of the invention
The purpose of this utility model is: a kind of condensing type electroscope standardization calibration equipment is provided, and the galvanoscopic checking procedure of its energy standard, improve the accuracy of verification, reliability and work efficiency, and reduce greatly potential safety hazard, to overcome the deficiencies in the prior art.
The utility model is achieved in that condensing type electroscope standardization calibration equipment, comprises guide rail, is provided with insulating support one on guide rail, insulating support two, insulating support three and insulating support four; Be connected with the insulating telescopic support on insulating support four, at the top of insulating telescopic support, be connected with the electroscope bearing; Be provided with conducting bracket one on the top of insulating support three, at the top of conducting bracket one, be connected with ring electrode; Be provided with conducting bracket two on the top of insulating support one, be connected with the hollow loop bar of conduction at the top of conducting bracket two and insulating support two, be provided with the test electrode expansion link in conduction in hollow loop bar, at the test electrode expansion link, near an end of insulating support three, be provided with test electrode; Be provided with the snap close connecting plate on insulating support two, be provided with the test coupling bolt on the snap close connecting plate, snap close one and snap close two are respectively, be provided with connection rotating shaft one on conducting bracket one, be provided with connection rotating shaft two on conducting bracket two, and be provided with ground connection snap close two on insulating support one, be provided with ground connection snap close one on insulating support three; Be connected with conductive link one on connection rotating shaft one, be connected with conductive link two on connection rotating shaft two.
Be provided with the guide rail castor in the bottom of guide rail.Be convenient to the movement that testing crew carries out the calibration equipment position.
Be provided with the spacing non-magnetic shim of support on insulating support four.The spacing non-magnetic shim of support is for locating the height of insulating telescopic support, and while guaranteeing verification, galvanoscopic contact electrode is positioned on the center line of ring electrode (on transverse axis), improves the accuracy of verification.
Be provided with the spacing non-magnetic shim of expansion link on the hollow loop bar of conduction, at the test electrode expansion link, be designed with scale mark.Directly slide on required scale and get final product by spacing non-magnetic shim locking according to the galvanoscopic electric pressure by verification, verification efficiency can be improved, the adjustment needs with not with the electroscope verification of contact electrode extension time the with the electroscope of contact electrode extension can also be met.
Be provided with the fixable type mobile support saddle in the bottom of insulating support four, the insulating support four-way is crossed the fixable type mobile support saddle and is placed on guide rail.Make insulating support four adjust to desired location with the slip of fixable type mobile support saddle, the pulley of fixable type mobile support saddle can lock in the time of can guaranteeing verification, and galvanoscopic contact electrode reliably contacts with test electrode, improves the accuracy of verification.
In the utility model, conducting connecting bar, snap close, ground connection snap close and snap close connecting plate have formed the conversion equipment of test connection, after being fixed on conducting bracket by an end of conducting connecting bar by connection rotating shaft, the other end is adjustable to desired location, tips row in by snap close or ground lock fixing fast, is convenient to the quick conversion that testing crew carries out the mode of connection.
Owing to having adopted technique scheme, compared with prior art, the utility model is arranged on all insulating supports on same guide rail, guaranteed that insulating support is in same plane, guaranteed when verification, galvanoscopic contact electrode and test electrode all are positioned on the center line of ring electrode (on transverse axis), improve the accuracy of verification, can be fast, the measurement and the anti-interference test that complete accurately the condensing type electroscope starting voltage (comprise the impact of electric interfering field in the same way, the impact of reverse interference electric field), due to its standard galvanoscopic checking procedure, therefore can avoid the potential safety hazard produced because of nonstandard verification mode, improve the accuracy of verification, reliability and work efficiency.The utility model is simple and reliable for structure, with low cost, and result of use is good.
The accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model;
The line schematic diagram that accompanying drawing 2 is starting voltage verification of the present utility model;
The line schematic diagram that accompanying drawing 3 is anti-interference test of the present utility model (impact of homophase electric interfering field);
The line schematic diagram that accompanying drawing 4 is anti-interference test of the present utility model (impact of anti-phase electric interfering field).
Embodiment
Embodiment of the present utility model: the structure of condensing type electroscope standardization calibration equipment as shown in Figure 1, comprises guide rail 22, in the bottom of guide rail 22, is provided with guide rail castor 24; Be provided with insulating support 1 on guide rail 22, insulating support 2 19, insulating support 3 25 and insulating support 4 26; Be provided with fixable type mobile support saddle 23 in the bottom of insulating support 4 26, insulating support 4 26 is placed on guide rail 22 by fixable type mobile support saddle 23; Be connected with insulating telescopic support 28 on insulating support 4 26, be provided with the spacing non-magnetic shim 27 of support on insulating support 4 26; Be connected with electroscope bearing 29 at the top of insulating telescopic support 28; Be provided with conducting bracket 1 on the top of insulating support 3 25, at the top of conducting bracket 1, be connected with ring electrode 3; Be provided with conducting bracket 2 11 on the top of insulating support 1, be connected with the hollow loop bar 5 of conduction at the top of conducting bracket 2 11 and insulating support 2 19, be provided with test electrode expansion link 8 in the hollow loop bar 5 of conduction, be provided with the spacing non-magnetic shim 7 of expansion link on the hollow loop bar 5 of conduction, be designed with scale mark at test electrode expansion link 8, at test electrode expansion link 8, near an end of insulating supports 3 25, be provided with test electrode 4; Be provided with snap close connecting plate 10 on insulating support 2 19, be provided with test coupling bolt 9 on snap close connecting plate 10, snap close 1 and snap close 2 15 are respectively, be provided with connection rotating shaft 1 on conducting bracket 1, be provided with connection rotating shaft 2 12 on conducting bracket 2 11, and be provided with ground connection snap close 2 17 on insulating support 1, be provided with ground connection snap close 1 on insulating support 3 25; Be connected with conductive link 1 on connection rotating shaft 1, be connected with conductive link 2 14 on connection rotating shaft 2 12.
In use, condensing type electroscope 30 is placed on electroscope bearing 29 while carrying out the starting voltage verification, as shown in Figure 2, the high-potting connecting line that testing transformer 18 is drawn is connected on test coupling bolt 9, conducting connecting bar 1 is connected on ground connection snap close 1, conducting connecting bar 2 14 is connected to the snap close 2 15 on snap close connecting plate 10, adjusting test electrode 4 is to requiring position, regulate the position of fixable type mobile support saddle 23, galvanoscopic contact electrode is reliably contacted with test electrode 4.After wiring is errorless, at the test operation case, slowly boost, in the starting voltage scope (15%-40%Ue) required, observe electroscope Acoustooptic indicator action situation, in (15%-40%Ue), the energy normal starting is qualified, otherwise is defective.
Claims (5)
1. a condensing type electroscope standardization calibration equipment, comprise guide rail (22), it is characterized in that: be provided with insulating support one (13) on guide rail (22), insulating support two (19), insulating support three (25) and insulating support four (26); Be connected with insulating telescopic support (28) on insulating support four (26), at the top of insulating telescopic support (28), be connected with electroscope bearing (29); Be provided with conducting bracket one (2) on the top of insulating support three (25), at the top of conducting bracket one (2), be connected with ring electrode (3); Be provided with conducting bracket two (11) on the top of insulating support one (13), be connected with conduction hollow loop bar (5) at the top of conducting bracket two (11) and insulating support two (19), be provided with test electrode expansion link (8) in conduction hollow loop bar (5), at test electrode expansion link (8), near an end of insulating support three (25), be provided with test electrode (4); Be provided with snap close connecting plate (10) on insulating support two (19), be provided with test coupling bolt (9) on snap close connecting plate (10), snap close one (16) and snap close two (15) are respectively, be provided with connection rotating shaft one (1) on conducting bracket one (2), be provided with connection rotating shaft two (12) on conducting bracket two (11), and be provided with ground connection snap close two (17) on insulating support one (13), be provided with ground connection snap close one (20) on insulating support three (25); Be connected with conductive link one (6) on connection rotating shaft one (1), be connected with conductive link two (14) on connection rotating shaft two (12).
2. condensing type electroscope standardization calibration equipment according to claim 1, is characterized in that: in the bottom of guide rail (22), be provided with guide rail castor (24).
3. condensing type electroscope standardization calibration equipment according to claim 1, is characterized in that: be provided with the spacing non-magnetic shim of support (27) on insulating support four (26).
4. condensing type electroscope standardization calibration equipment according to claim 1, is characterized in that: be provided with the spacing non-magnetic shim of expansion link (7) on the hollow loop bar of conduction (5), at test electrode expansion link (8), be designed with scale mark.
5. condensing type electroscope standardization calibration equipment according to claim 1, it is characterized in that: be provided with fixable type mobile support saddle (23) in the bottom of insulating support four (26), insulating support four (26) is placed on guide rail (22) by fixable type mobile support saddle (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320522296.4U CN203385845U (en) | 2013-08-26 | 2013-08-26 | Capacitance-type electroscope standardized calibration apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320522296.4U CN203385845U (en) | 2013-08-26 | 2013-08-26 | Capacitance-type electroscope standardized calibration apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203385845U true CN203385845U (en) | 2014-01-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320522296.4U Expired - Fee Related CN203385845U (en) | 2013-08-26 | 2013-08-26 | Capacitance-type electroscope standardized calibration apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203385845U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103412275A (en) * | 2013-08-26 | 2013-11-27 | 都匀供电局 | Capacitive type electroscope standardization verifying device |
| CN107656229A (en) * | 2017-10-25 | 2018-02-02 | 广东电网有限责任公司江门供电局 | A kind of novel capacitor type high voltage electroscope batch-testing device |
-
2013
- 2013-08-26 CN CN201320522296.4U patent/CN203385845U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103412275A (en) * | 2013-08-26 | 2013-11-27 | 都匀供电局 | Capacitive type electroscope standardization verifying device |
| CN103412275B (en) * | 2013-08-26 | 2015-12-02 | 都匀供电局 | Capacitive type electroscope standardization calibration equipment |
| CN107656229A (en) * | 2017-10-25 | 2018-02-02 | 广东电网有限责任公司江门供电局 | A kind of novel capacitor type high voltage electroscope batch-testing 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: 20140108 Termination date: 20150826 |
|
| EXPY | Termination of patent right or utility model |