CN103474221B - A kind of novel voltage transformer - Google Patents
A kind of novel voltage transformer Download PDFInfo
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- CN103474221B CN103474221B CN201310399139.3A CN201310399139A CN103474221B CN 103474221 B CN103474221 B CN 103474221B CN 201310399139 A CN201310399139 A CN 201310399139A CN 103474221 B CN103474221 B CN 103474221B
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- housing
- arc section
- disc insulator
- protective cover
- contact tube
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Abstract
The present invention relates to a kind of novel voltage transformer, mainly comprise housing, base, support, secondary outlet terminal box, disc insulator, device body, contact tube, protective cover; The cavity of a sealing is together constituted between housing, base and protective cover, housing forms primarily of the first arc section, the second straightway, three-arc section and the 4th arc section, contact tube, device body, radome and disc insulator are installed in the inner chamber of housing, in the outside of housing, secondary outlet terminal box and explosion-protection equipment are installed; Described disc insulator one has three; described disc insulator is positioned at the lower end of protective cover; protective cover is fixed by nut and housing; contact tube is provided with in the lower end of each disc insulator; the bottom of contact tube is connected with device body, contact tube, device status not and disc insulator match, the invention has the advantages that: a center conductor is inlayed at each disc insulator center; disc insulator manufacturing process is simple, is beneficial to GIS miniaturization.
Description
Technical field
The present invention relates to a kind of novel voltage transformer, specifically a kind of pressure-bearing good, save space, compact conformation voltage transformer.
Background technology
Voltage transformer is the transformer of a band iron core.It is primarily of first and second coil, iron core and insulation composition.When applying a voltage U 1 on a winding, in iron core, just producing a magnetic flux φ, according to the law of electromagnetic induction, then in secondary winding, just producing a secondary voltage U2.Change once or the number of turn of secondary winding, can produce different primary voltages and secondary voltage ratio, this just can form not voltage transformer on year-on-year basis.Voltage transformer converts high voltage to low-voltage in proportion, i.e. 100V, and voltage transformer primary side is connected on primary system, secondary side joint measuring instrument, relaying protection etc.; (capacitance type potential transformer is widely used) of mainly electromagnetic type, separately has non electromagnetic, as electronic type, photoelectric type.
At present, the JSQXFH-110 type voltage transformer during existing market uses, use a disc insulator, inlay three center conductors therebetween, three center conductors are Chinese character pin-shaped arrangement, and disc insulator manufacturing process is complicated, and are unfavorable for that GIS is miniaturized.
Summary of the invention
The technical problem to be solved in the present invention is to provide the novel voltage transformer that a kind of pressure-bearing is good, save space, compact conformation.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: a kind of novel voltage transformer, and its innovative point is: mainly comprise housing, base, support, secondary outlet terminal box, disc insulator, device body, contact tube, protective cover;
The bottom of described housing is connected with base, the top of housing is connected with protective cover, together constitutes the cavity of a sealing, be filled with sulfur hexafluoride gas in the cavity of described sealing between described housing, base and protective cover, close up gradually in the top of described housing, floor installation is on support;
Described housing is primarily of the first arc section, second straightway, three-arc section and the 4th arc section composition, described first arc section and three-arc section with the center line of the second straightway for line of symmetry is symmetrical arranged, one end of first arc section and three-arc section is connected with the two ends of the second straightway respectively, the other end is connected with the two ends of the 4th arc section respectively, the cross section of described 4th arc section is semicircle shape, the center of the 4th arc section is provided with adpting flange, described adpting flange one has two, present, lower distribution, two interfaces are provided with in the both sides of adpting flange, be respectively first interface and the second interface, described first interface is connected with charge valve, second interface is connected with density monitor, described housing upper is provided with altogether three adpting flanges, arrange in yi word pattern,
Contact tube, device body, radome and disc insulator are installed in the inner chamber of housing, in the outside of housing, secondary outlet terminal box and explosion-protection equipment are installed;
Described secondary outlet terminal box is positioned at the lower position of housing, and explosion-protection equipment is positioned at the upper position of housing, and secondary outlet terminal box and explosion-protection equipment are connected with housing respectively by adpting flange, and the bottom of base is provided with several lifting bolt;
Described disc insulator one has three, the top of housing is distributed in yi word pattern, described disc insulator is positioned at the lower end of protective cover, protective cover is fixed by nut and housing, center conductor is provided with in the center of each disc insulator, the upper end of described center conductor is set with radome, and be connected and fixed by fixed head between three center conductors, the top of described radome is connected with disc insulator, the bottom of radome is connected with fixed head, one end of described contact tube is connected with fixed head, the other end of contact tube is connected with device body, described device body one has three, match with disc insulator respectively, and three device status Cheng the distribution of product shape.
The invention has the advantages that: disc insulator is miniaturized, makes disc insulator manufacturing process simple; By three of yi word pattern arrangement in original GIS, independently single-phase potential transformer melts is a threephase potential transformer, substantially reduces the size of GIS, has significantly saved the cost of GIS, for the miniaturization of GIS is laid a good foundation.
Accompanying drawing explanation
Fig. 1 is the front view of novel voltage mutual inductor of the present invention.
Fig. 2 is the vertical view of novel voltage mutual inductor of the present invention.
Embodiment
Schematic diagram is as shown in Figure 1 known, and novel voltage transformer of the present invention mainly comprises housing 9, base 8, support 7, secondary outlet terminal box 5, disc insulator 12, device body 10, contact tube 3, protective cover 13.
The bottom of housing 9 is connected with base 8; the top of housing 9 is connected with protective cover 13; the cavity of a sealing is together constituted between housing 9, base 8 and protective cover 13; sulfur hexafluoride gas 11 is filled with in the cavity of sealing; close up gradually in the top of housing 9, the bottom of base 8 is fixed on support 7, is evenly provided with several lifting bolt in the bottom of base 8; lifting bolt is used for the upset of voltage transformer, and base 8 is connected to a fixed through base 8 and housing 9 from top to bottom by bolt.
Schematic diagram is as shown in Figure 2 known, housing 9 is primarily of the first arc section 20, second straightway 19, three-arc section 18 and the 4th arc section 17 form, first arc section 20 and three-arc section 18 respectively with the center line of the second straightway 19 for line of symmetry is symmetrical arranged, one end of first arc section 20 and three-arc section 18 is connected with the two ends of the second straightway 19 respectively, the other end of the first arc section 20 and three-arc section 18 is connected with the two ends of the 4th arc section 17 respectively, the cross section of the 4th arc section 17 is semicircle shape, the center of the 4th arc section 17 is provided with adpting flange, adpting flange one has two, present, upper/lower positions distributes, two interfaces are provided with in the both sides of adpting flange, be respectively first interface 14 and the second interface 15, first interface 14 and the second interface 15 respectively with the center of the 4th arc section 17 for symmetric points are symmetrical arranged, first interface 14 is connected with charge valve, for filling SF
6gas, the second interface 15 is connected with density monitor, and for monitoring interiors of products gas pressure, the top of housing 9 is provided with altogether three adpting flanges, arranges, for connecting disc insulator in yi word pattern.
Contact tube 3, device body 10, radome 1, fixed head 2, center conductor 16 and disc insulator 12 are installed in the inner chamber of housing 9, secondary outlet terminal box 3 and explosion-protection equipment 4 are installed in the outside of housing 9.
Secondary outlet terminal box 3 and explosion-protection equipment 4 are arranged on the same side of housing 9, and secondary outlet terminal box 3 and explosion-protection equipment 4 go to upper and lower position distribution, secondary outlet terminal box 3 is positioned at the lower position of housing 9, explosion-protection equipment 4 is positioned at the upper position of housing 9, and secondary outlet terminal box 3 and explosion-protection equipment 4 are connected with housing 9 respectively by adpting flange.
Disc insulator 12 1 has three, three disc insulators 12 are distributed in the top of housing 9 respectively in yi word pattern, disc insulator 12 is positioned at the lower end of protective cover 13, protective cover 13 is fixed by nut and housing 9, nut is from bottom to top successively through housing 9, disc insulator 12 and protective cover 13 thus by housing 9, disc insulator 12 and protective cover 13 are connected and fixed, a center conductor 16 is provided with in the center of each disc insulator 12, radome 1 is set with in the upper end of center conductor 16, and be connected and fixed by fixed head 2 between three center conductors 16, the top of radome 1 and the bottom of disc insulator 12 are connected to a fixed, the bottom of radome 1 is all connected to a fixed with fixed head 2, fixed head 2 is connected with device body 10 by contact tube 3, one end of contact tube 3 is connected with fixed head 2, the other end of contact tube 3 is connected with device body 10, contact tube 3 and device body 10 have three respectively, and match respectively and between three disc insulators 12, three device bodies 10 are the distribution of product shape respectively by the effect of fixed head 2.
Claims (1)
1. a voltage transformer, is characterized in that: mainly comprise housing, base, support, secondary outlet terminal box, disc insulator, device body, contact tube, protective cover;
The bottom of described housing is connected with base, the top of housing is connected with protective cover, together constitutes the cavity of a sealing, be filled with sulfur hexafluoride gas in the cavity of described sealing between described housing, base and protective cover, close up gradually in the top of described housing, floor installation is on support;
The cross section of described housing is primarily of the first arc section, second straightway, three-arc section and the 4th arc section composition, described first arc section and three-arc section with the center line of the second straightway for line of symmetry is symmetrical arranged, one end of first arc section and three-arc section is connected with the two ends of the second straightway respectively, the other end is connected with the two ends of the 4th arc section respectively, the cross section of described 4th arc section is semicircle shape, the center of the 4th arc section is provided with adpting flange I, described adpting flange I 1 has two, present, lower distribution, an interface is respectively provided with in the both sides of adpting flange I, be respectively first interface and the second interface, described first interface is connected with charge valve, second interface is connected with density monitor, described housing upper is provided with altogether three adpting flanges III, arrange in yi word pattern,
Contact tube, device body, radome and disc insulator are installed in the inner chamber of housing, in the outside of housing, secondary outlet terminal box and explosion-protection equipment are installed;
Described secondary outlet terminal box is positioned at the lower position of housing, and explosion-protection equipment is positioned at the upper position of housing, and secondary outlet terminal box and explosion-protection equipment are connected with housing respectively by adpting flange II, and the bottom of base is provided with several lifting bolt;
Described disc insulator one has three, the top of housing is distributed in yi word pattern, described disc insulator is positioned at the lower end of protective cover, protective cover is fixed by nut and housing, center conductor is provided with in the center of each disc insulator, the upper end of described center conductor is set with radome, and be connected and fixed by fixed head between three center conductors, the top of described radome is connected with disc insulator, the bottom of radome is connected with fixed head, one end of described contact tube is connected with fixed head, the other end of contact tube is connected with device body, described device body one has three, match with disc insulator respectively, and three device body entirety distributions in product shape.
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CN201310399139.3A CN103474221B (en) | 2013-09-05 | 2013-09-05 | A kind of novel voltage transformer |
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CN201310399139.3A CN103474221B (en) | 2013-09-05 | 2013-09-05 | A kind of novel voltage transformer |
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CN103474221A CN103474221A (en) | 2013-12-25 |
CN103474221B true CN103474221B (en) | 2015-09-23 |
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CN103941165B (en) * | 2014-04-22 | 2018-05-01 | 中国能源建设集团广东省电力设计研究院有限公司 | GIS device experimental rig and method |
CN105374535A (en) * | 2015-11-17 | 2016-03-02 | 成都科创佳思科技有限公司 | Voltage transformer |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101901680A (en) * | 2009-05-26 | 2010-12-01 | 西安华伟光电技术有限公司 | Electronic type voltage transformer |
CN201773689U (en) * | 2009-12-28 | 2011-03-23 | 上海卓高电气有限公司 | 110 kV partial discharge-free three-phase electromagnetic voltage transformer |
CN102339669A (en) * | 2010-07-23 | 2012-02-01 | 江苏思源赫兹互感器有限公司 | Gas insulated switchgear (GIS) combined type voltage transformer |
CN203055656U (en) * | 2012-12-18 | 2013-07-10 | 广东四会互感器厂有限公司 | Three-phase electromagnetic voltage transformer with disconnecting switch for geographic information system (GIS) |
CN203552920U (en) * | 2013-10-12 | 2014-04-16 | 江苏思源赫兹互感器有限公司 | Voltage transformer with compact structure |
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2013
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101901680A (en) * | 2009-05-26 | 2010-12-01 | 西安华伟光电技术有限公司 | Electronic type voltage transformer |
CN201773689U (en) * | 2009-12-28 | 2011-03-23 | 上海卓高电气有限公司 | 110 kV partial discharge-free three-phase electromagnetic voltage transformer |
CN102339669A (en) * | 2010-07-23 | 2012-02-01 | 江苏思源赫兹互感器有限公司 | Gas insulated switchgear (GIS) combined type voltage transformer |
CN203055656U (en) * | 2012-12-18 | 2013-07-10 | 广东四会互感器厂有限公司 | Three-phase electromagnetic voltage transformer with disconnecting switch for geographic information system (GIS) |
CN203552920U (en) * | 2013-10-12 | 2014-04-16 | 江苏思源赫兹互感器有限公司 | Voltage transformer with compact structure |
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Application publication date: 20131225 Assignee: Xiamen ABB high voltage switch Co., Ltd. Assignor: Jiangsu Sieyuan Hertz Instrument Transformer Co., Ltd. Contract record no.: 2014990000913 Denomination of invention: Novel voltage transformer License type: Common License Record date: 20141211 |
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