CN105261471B - Multifunctional high-voltage transformer - Google Patents
Multifunctional high-voltage transformer Download PDFInfo
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- CN105261471B CN105261471B CN201510654745.4A CN201510654745A CN105261471B CN 105261471 B CN105261471 B CN 105261471B CN 201510654745 A CN201510654745 A CN 201510654745A CN 105261471 B CN105261471 B CN 105261471B
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- mutual inductor
- insulation shell
- sequence current
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Abstract
The invention discloses a kind of Multifunctional high-voltage transformers, including insulation shell, three high pressure primary connection terminals, two low-pressure secondary outlet terminals and three residual voltage secondary outlet terminals；Three capacitive dividers, three bands torch and three secondary power supply transformation mutual inductors are additionally provided in insulation shell；Each secondary power supply transformation mutual inductor includes iron core, primary line packet and secondary line packet, and the leading-out terminal of the secondary line packet of two of them secondary power supply transformation mutual inductor is also connected with a low-pressure secondary outlet terminal respectively；It is additionally provided with a zero-sequence current output terminal on the antetheca of insulation shell, one is additionally provided in insulation shell while being set in three with the zero sequence current mutual inductor on torch；Sequence current transformer includes zero sequence iron core, first winding and secondary winding, and the leading-out terminal of zero sequence current mutual inductor secondary winding is connected with zero-sequence current output terminal.The present invention has the advantages that multi-functional.
Description
The application be " on 08 02nd, 2013 " applying date, application No. is " 2013103340797 ", entitled " a kind of
The divisional application of the application for a patent for invention of high-voltage mutual inductor ".
Technical field
The invention belongs to high voltage electrical apparatus technical fields, and in particular to a kind of Multifunctional high-voltage transformer.
Background technique
Existing High-Voltage Electrical Appliances, creepage protection function are realized using zero sequence current mutual inductor.Existing zero-sequence current is mutual
Sensor, volume is larger, and function is more single, and structure, which still has, needs improvements.
Summary of the invention
The object of the present invention is to provide a kind of Multifunctional high-voltage transformers that can be realized functional diversities.
Realizing the technical solution of the object of the invention is: a kind of Multifunctional high-voltage transformer, including insulation shell, and setting
Three high pressure primary connection terminals, two low-pressure secondary outlet terminals and three residual voltage secondary outgoing lines on insulation shell
Terminal；Be additionally provided in insulation shell three capacitive dividers, three be connected with each high pressure primary connection terminal band torches and
Three are set in each secondary power supply transformation mutual inductor on torch；Each secondary power supply transformation mutual inductor includes iron core, primary line
Packet and secondary line packet, the leading-out terminal of the secondary line packet of each secondary power supply transformation mutual inductor inlet wire with a capacitive divider respectively
End be connected, and the leading-out terminal of the secondary line packet of two of them secondary power supply transformation mutual inductor also respectively with a low-pressure secondary outlet
Terminal is connected, and the leading-out terminal of each capacitive divider is connected with a corresponding residual voltage secondary outlet terminal；Before insulation shell
It is additionally provided with a zero-sequence current output terminal on wall, one is additionally provided in insulation shell while being set in three with zero on torch
Sequence current transformer；Sequence current transformer includes zero sequence iron core, first winding and secondary winding, zero sequence current mutual inductor it is secondary around
The leading-out terminal of group is connected with zero-sequence current output terminal.
The present invention can be used and be used as common step-down voltage mutual inductor as zero sequential potential transformer, be had
There is multi-functional advantage.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the first structure of the invention；
Fig. 2 is a kind of side view of high-voltage mutual inductor shown in Fig. 1；
Fig. 3 is a kind of bottom view of high-voltage mutual inductor shown in Fig. 1；
Fig. 4 is a kind of schematic diagram of internal structure of high-voltage mutual inductor shown in Fig. 1；
Fig. 5 is a kind of side view of high-voltage mutual inductor shown in Fig. 4；
Fig. 6 is a kind of structural schematic diagram of second of structure of the invention；
Fig. 7 is a kind of side view of high-voltage mutual inductor shown in Fig. 6；
Fig. 8 is a kind of schematic diagram of internal structure of high-voltage mutual inductor shown in Fig. 6；
Fig. 9 is a kind of side view of high-voltage mutual inductor shown in Fig. 8.
Specific embodiment
(embodiment 1)
The present embodiment is a kind of high-voltage mutual inductor, as shown in Fig. 1 to Fig. 5, including insulation shell 1, and be arranged and insulating
Three high pressure primary connection terminals, 2, two low-pressure secondary outlet terminals 3 and three residual voltage secondary outlet terminals on shell
4；Three capacitive dividers 6, three band torch 7 and three being connected with each high pressure primary connection terminal are additionally provided in insulation shell
It is a to be set in each secondary power supply transformation mutual inductor 8 on torch；Each secondary power supply transformation mutual inductor includes iron core 81, primary line
Packet 82 and secondary line packet 83, the leading-out terminal of the secondary line packet of each secondary power supply transformation mutual inductor respectively with capacitive divider
End of incoming cables be connected, and the leading-out terminal of the secondary line packet of two of them secondary power supply transformation mutual inductor also respectively with a low-pressure secondary
Outlet terminal is connected, and the leading-out terminal of each capacitive divider is connected with a corresponding residual voltage secondary outlet terminal.
In the present embodiment, three high pressure primary connection terminals 2 are arranged on the antetheca of insulation shell, and two low-pressure secondaries go out
Line terminals 3 are arranged on the left side wall of insulation shell, and the bottom wall of insulation shell is arranged in three residual voltage secondary outlet terminals 4
On.
The present embodiment can be used and be used as common step-down voltage mutual inductor as zero sequential potential transformer,
Have the advantages that multi-functional.It divides, existing preferable protecting effect, and can be obtained more additionally, due to using capacitive divider
Accurate each phase residual voltage, to realize more reliable zero-sequenceprotection function.
(embodiment 2)
The present embodiment is substantially the same manner as Example 1, the difference is that: as shown in figure Fig. 6 to Fig. 9, before insulation shell
It is additionally provided with a zero-sequence current output terminal 5 on wall, one is additionally provided in insulation shell while being set in three on torch
Zero sequence current mutual inductor 9；Sequence current transformer includes zero sequence iron core 91, first winding 92 and secondary winding 93, and zero-sequence current is mutual
The leading-out terminal of sensor secondary winding is connected with zero-sequence current output terminal.
The present embodiment compared with Example 1, also has zero sequence creepage protection function.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.And these
Belong to the obvious changes or variations that connotation of the invention is extended out and still falls within protection scope of the present invention.
Claims (1)
1. a kind of Multifunctional high-voltage transformer, including insulation shell (1), and three high pressures being arranged on insulation shell are primary
Connecting terminal (2), two low-pressure secondary outlet terminals (3) and three residual voltage secondary outlet terminals (4)；It is characterized by:
Be additionally provided in insulation shell three capacitive dividers (6), three be connected with each high pressure primary connection terminal band torch (7) and
Three are set in each secondary power supply transformation mutual inductor (8) on torch；
Each secondary power supply transformation mutual inductor includes iron core (81), primary line packet (82) and secondary line packet (83), and each secondary power supply becomes
The leading-out terminal of the secondary line packet of mutual inductor is pressed to be connected respectively with the end of incoming cables of a capacitive divider, and two of them secondary power supply
The leading-out terminal of the secondary line packet of transformation mutual inductor is also connected with a low-pressure secondary outlet terminal respectively, and each capacitive divider goes out
Line end is connected with a corresponding residual voltage secondary outlet terminal；
It is additionally provided with a zero-sequence current output terminal (5) on the antetheca of insulation shell, is additionally provided with one in insulation shell while covering
Three are located at the zero sequence current mutual inductor (9) on torch；
Zero sequence current mutual inductor includes zero sequence iron core (91), first winding (92) and secondary winding (93), zero sequence current mutual inductor
The leading-out terminal of secondary winding is connected with zero-sequence current output terminal；
Three high pressure primary connection terminals are arranged on the antetheca of insulation shell, and two low-pressure secondary outlet terminal settings are being insulated
On the left side wall of shell, three residual voltage secondary outlet terminals are arranged on the bottom wall of insulation shell；
Secondary power supply transformation mutual inductor (8) is located at band torch (7) apart from the closer one end of insulation shell antetheca, zero sequence current mutual inductance
Device (9) is located at band torch apart from the farther away one end of insulation shell antetheca.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510654745.4A CN105261471B (en) | 2013-08-02 | 2013-08-02 | Multifunctional high-voltage transformer |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310334079.7A CN103354160B (en) | 2013-08-02 | 2013-08-02 | A kind of high-voltage mutual inductor |
| CN201510654745.4A CN105261471B (en) | 2013-08-02 | 2013-08-02 | Multifunctional high-voltage transformer |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310334079.7A Division CN103354160B (en) | 2013-08-02 | 2013-08-02 | A kind of high-voltage mutual inductor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105261471A CN105261471A (en) | 2016-01-20 |
| CN105261471B true CN105261471B (en) | 2019-01-29 |
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Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310334079.7A Expired - Fee Related CN103354160B (en) | 2013-08-02 | 2013-08-02 | A kind of high-voltage mutual inductor |
| CN201510654745.4A Active CN105261471B (en) | 2013-08-02 | 2013-08-02 | Multifunctional high-voltage transformer |
| CN201510654744.XA Active CN105261470B (en) | 2013-08-02 | 2013-08-02 | High-voltage mutual inductor |
| CN201510654259.2A Active CN105261469B (en) | 2013-08-02 | 2013-08-02 | A kind of Multifunctional high-voltage transformer |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310334079.7A Expired - Fee Related CN103354160B (en) | 2013-08-02 | 2013-08-02 | A kind of high-voltage mutual inductor |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510654744.XA Active CN105261470B (en) | 2013-08-02 | 2013-08-02 | High-voltage mutual inductor |
| CN201510654259.2A Active CN105261469B (en) | 2013-08-02 | 2013-08-02 | A kind of Multifunctional high-voltage transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (4) | CN103354160B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106252049A (en) * | 2016-06-27 | 2016-12-21 | 国网江苏省电力公司盐城供电公司 | Intelligent high-pressure transformer |
| CN107768099A (en) * | 2017-11-06 | 2018-03-06 | 江苏科兴电器有限公司 | A kind of voltage transformer |
| CN114242413B (en) * | 2021-12-10 | 2023-11-10 | 国网河北省电力有限公司元氏县供电分公司 | Multifunctional high-voltage transformer |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201829340U (en) * | 2010-10-14 | 2011-05-11 | 珠海威瀚科技发展有限公司 | Electric assembled mutual inductor |
| CN202534498U (en) * | 2012-03-07 | 2012-11-14 | 北京瑞奇恩互感器设备有限公司 | Three-phase-in-one-piece electronic type current voltage transformer |
| CN203055652U (en) * | 2013-01-23 | 2013-07-10 | 大连中广互感器制造有限公司 | Combined type mutual inductor |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3013215B2 (en) * | 1992-07-30 | 2000-02-28 | 日本碍子株式会社 | Zero-phase voltage detector |
| JP3327186B2 (en) * | 1997-10-17 | 2002-09-24 | 松下電器産業株式会社 | Zero-phase voltage detector |
| CN2569308Y (en) * | 2002-09-02 | 2003-08-27 | 倪学锋 | Gas insulation electronic type capacitive voltage mutual inductor |
| JP4912563B2 (en) * | 2003-09-02 | 2012-04-11 | マルチ計測器株式会社 | Split track type zero phase current transformer |
| CN202042879U (en) * | 2011-04-28 | 2011-11-16 | 宏秀电气有限公司 | Three-phase combined voltage zero sequence transformer |
| CN103076481A (en) * | 2012-12-26 | 2013-05-01 | 北京科锐配电自动化股份有限公司 | Three-phase integrated electronic transformer |
| CN203481029U (en) * | 2013-08-02 | 2014-03-12 | 乐清市风杰电子科技有限公司 | High voltage mutual inductor |
-
2013
- 2013-08-02 CN CN201310334079.7A patent/CN103354160B/en not_active Expired - Fee Related
- 2013-08-02 CN CN201510654745.4A patent/CN105261471B/en active Active
- 2013-08-02 CN CN201510654744.XA patent/CN105261470B/en active Active
- 2013-08-02 CN CN201510654259.2A patent/CN105261469B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201829340U (en) * | 2010-10-14 | 2011-05-11 | 珠海威瀚科技发展有限公司 | Electric assembled mutual inductor |
| CN202534498U (en) * | 2012-03-07 | 2012-11-14 | 北京瑞奇恩互感器设备有限公司 | Three-phase-in-one-piece electronic type current voltage transformer |
| CN203055652U (en) * | 2013-01-23 | 2013-07-10 | 大连中广互感器制造有限公司 | Combined type mutual inductor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105261469A (en) | 2016-01-20 |
| CN105261470B (en) | 2019-01-29 |
| CN103354160B (en) | 2015-11-04 |
| CN105261470A (en) | 2016-01-20 |
| CN105261471A (en) | 2016-01-20 |
| CN103354160A (en) | 2013-10-16 |
| CN105261469B (en) | 2019-01-29 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20181218 Address after: 325600 Wei17 Road, Yanpan Industrial Zone, Yueqing City, Zhejiang Province Applicant after: Yueqing Huazun Electric Co., Ltd. Address before: 215000 Room 1522, Jinsha Business Plaza, No. 6 Weihua Road, Suzhou Industrial Park, Jiangsu Province Applicant before: Hu Xiaoqing |
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Effective date of registration: 20220323 Address after: 226600 169 Li Fa FA Road, Chengdong Town, Haian City, Nantong, Jiangsu. Patentee after: Nantong heims Intelligent Technology Co.,Ltd. Address before: 325600 Wei 17 Road, YanPan Industrial Zone, Yueqing City, Zhejiang Province Patentee before: YUEQING HUAZUN ELECTRIC Co.,Ltd. |