CN109192469A - Transformer with automatic earthing end - Google Patents
Transformer with automatic earthing end Download PDFInfo
- Publication number
- CN109192469A CN109192469A CN201810929490.1A CN201810929490A CN109192469A CN 109192469 A CN109192469 A CN 109192469A CN 201810929490 A CN201810929490 A CN 201810929490A CN 109192469 A CN109192469 A CN 109192469A
- Authority
- CN
- China
- Prior art keywords
- lead
- fixed plate
- magnetic core
- lead fixed
- transformer
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
- H01F27/26—Fastening parts of the core together; Fastening or mounting the core on casing or support
- H01F27/266—Fastening or mounting the core on casing or support
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Coils Or Transformers For Communication (AREA)
Abstract
The present invention relates to transformer technology fields, in particular to a kind of transformer with automatic earthing end, winding including being internally provided with groove, first magnetic core, second magnetic core, first lead fixed plate and the second lead fixed plate are fixedly installed in the both ends of the surface of the winding respectively, a ground spring plate is fixedly installed in the upper surface of first lead fixed plate and the second lead fixed plate, at least two lead ends are respectively fixedly installed in the lower section of first lead fixed plate and the second lead fixed plate, grounding lead line end is provided in first lead fixed plate and the second lead fixed plate, grounding lead line end is each passed through first lead fixed plate and the second lead fixed plate and is connected with respective corresponding ground spring plate etc..Standard of the invention is convenient and stable structure, and efficiently solving the magnetic core grounded part in existing transformer is directly to pick out a conducting wire ground terminal is made to be connected with magnetic core, and technique is cumbersome and caducous problem.
Description
Technical field
The present invention relates to inductors technique field, in particular to a kind of transformer with automatic earthing end.
Background technique
Traditional grounding transformer, using silicon steel sheet as magnetic conductive iron, no-load loss is high.In the three-phase power of neutral point insulation
In system, because of isolated neutral, route and equipment are easy to because charge inducing suffers damage；And in such systems
When singlephase earth fault occurs, indirect arc can be generated, if extinguished the electric arc rapidly without suitable device, can be caused
The intense oscillations of electromagnetic energy generate serious transient overvoltage in non-faulting phase and failure phase.
For the above technical problems, the object of the present invention is to provide a kind of transformations with automatic earthing end
Device is directly to pick out a conducting wire ground terminal is made to be connected with magnetic core to solve the magnetic core grounded part in existing transformer, work
Skill is cumbersome and caducous problem.
The technical scheme is that realized by following technical measures: a kind of transformation with automatic earthing end
Device, winding, the first magnetic core, the second magnetic core including being internally provided with groove, fixed peace respectively in the both ends of the surface of the winding
It is solid in the upper surface of first lead fixed plate and the second lead fixed plate equipped with first lead fixed plate and the second lead fixed plate
Surely be provided with a ground spring plate, the lower section of first lead fixed plate and the second lead fixed plate be respectively fixedly installed to
Few two lead ends, are provided with grounding lead line end, grounding lead line end in first lead fixed plate and the second lead fixed plate
Be each passed through first lead fixed plate and the second lead fixed plate and respectively corresponding ground spring plate be connected, the first magnetic core and
Second magnetic core include mountain font shell and with the magnetic core that is fixed on outer casing inner wall, first magnetic core and the second magnetic core difference
It is plugged in inside groove from the both ends of groove, the first magnetic core and the second magnetic core squeeze ground spring plate respectively and make ground spring
Plate is bent downwardly, and ground spring plate is close to the first magnetic core and the second magnetic core since elasticity pops up, and completes ground connection operation.
Here is the further optimization or/and improvement to invention technology described above scheme:
Preferably, the first lead fixed plate and the second lead fixed plate are the internal rectangular parallelepiped structure for forming cavity.
Preferably, it is respectively and fixedly provided between winding and first lead fixed plate, between winding and the second lead fixed plate and mountain
The baffle that font shell matches.
Preferably, the coil on the winding uses enamel-cover flat copper line coil；The size of the enamel-cover flat copper line coil is
4* 2mm；The number of plies of the coiling is at least 5 layers.
Preferably, the lead end and grounding lead line end outside are all made of yellow cured pipe sleeve and are dielectrically separated from.
Standard of the invention facilitates and stable structure, efficiently solves the magnetic core grounded part in existing transformer
Ground terminal is set to be connected with magnetic core directly to pick out a conducting wire, technique is cumbersome and caducous problem.The present invention passes through first
Ground spring plate is respectively set in lead fixed plate and the second lead fixed plate, grounding lead line end passes through the first magnetic core and the second magnetic
Core squeezes ground spring plate, to be grounded, setting structure is simple and ground connection is firm, can widely be applicable.
Detailed description of the invention
Attached drawing 1 is configuration schematic diagram of the invention.
Attached drawing 2 is the structural schematic diagram of ground spring plate of the invention.
Number in attached drawing is respectively as follows: 1, winding, the 2, first magnetic core, the 3, second magnetic core, 4, first lead fixed plate, and 5,
Two lead fixed plates, 6, ground spring plate, 7, lead end, 8, grounding lead line end, 9, shell, 10, magnetic core, 11, baffle.
Specific embodiment
The present invention is not limited by the following example, can be determined according to the technique and scheme of the present invention with actual conditions specific
Embodiment.
Below with reference to examples and drawings, the present invention will be further described:
As shown in Figure 1, 2, a kind of transformer with automatic earthing end, winding 1, the first magnetic including being internally provided with groove
Core 2, the second magnetic core 3 are fixedly installed with first lead fixed plate 4 in the both ends of the surface of the winding 1 respectively and the second lead are fixed
Plate 5 is fixedly installed a ground spring plate 6 in the upper surface of first lead fixed plate 4 and the second lead fixed plate 5,
The lower section of one lead fixed plate 4 and the second lead fixed plate 5 is respectively fixedly installed at least two lead ends 7, in first lead
It is provided with grounding lead line end 8 in fixed plate 4 and the second lead fixed plate 5, grounding lead line end 8 is each passed through first lead and fixes
Plate 4 and the second lead fixed plate 5 are connected with respective corresponding ground spring plate 6, and the first magnetic core 2 and the second magnetic core 3 include
Mountain font shell 9 and with the magnetic core 10 that is fixed on outer casing inner wall, first magnetic core 2 and the second magnetic core 3 are respectively from groove
Both ends be plugged in inside groove, the first magnetic core 2 and the second magnetic core 3 squeeze respectively ground spring plate 6 make ground spring plate 6 to
Lower bending, ground spring plate 6 are close to the first magnetic core 2 and the second magnetic core 3 since elasticity pops up, and complete ground connection operation.
Standard of the invention facilitates and stable structure, efficiently solves the magnetic core grounded part in existing transformer
Ground terminal is set to be connected with magnetic core directly to pick out a conducting wire, technique is cumbersome and caducous problem.The present invention passes through first
Ground spring plate 6 is respectively set in lead fixed plate 4 and the second lead fixed plate 5, grounding lead line end 8 passes through 2 He of the first magnetic core
Second magnetic core 3 squeezes ground spring plate 6, to be grounded, setting structure is simple and ground connection is firm, can widely promote and answer
With.
Can a kind of above-mentioned transformer with automatic earthing end further be optimized or/and be changed according to actual needs
Into:
As shown in Fig. 1, the first lead fixed plate 4 and the second lead fixed plate 5 is internal to form the rectangular of cavity
Body structure.
As shown in Fig. 1, between winding 1 and first lead fixed plate 4, solid between winding 1 and the second lead fixed plate 5
Surely there is the baffle 11 to match with mountain font shell 9.
As shown in Fig. 1, the coil on the winding 1 uses enamel-cover flat copper line coil；The enamel-cover flat copper line coil
Having a size of 4* 2mm；The number of plies of the coiling is at least 5 layers.
As shown in Fig. 1, yellow cured pipe sleeve is all made of on the outside of the lead end 7 and grounding lead line end 8 to be dielectrically separated from.
The above technical characteristic constitutes the optimal embodiment of the present invention, imitates with stronger adaptability and optimal implementation
Fruit can increase or decrease non-essential technical characteristic, according to actual needs to meet the needs of different.
Claims (6)
1. a kind of transformer with automatic earthing end, winding, the first magnetic core, the second magnetic including being internally provided with groove
Core is fixedly installed with first lead fixed plate and the second lead fixed plate in the both ends of the surface of the winding, in first lead respectively
The upper surface of fixed plate and the second lead fixed plate are fixedly installed a ground spring plate, in first lead fixed plate and second
The lower section of lead fixed plate is respectively fixedly installed at least two lead ends, in first lead fixed plate and the second lead fixed plate
On be provided with grounding lead line end, grounding lead line end is each passed through first lead fixed plate and the second lead fixed plate and respective phase
Corresponding ground spring plate is connected, the first magnetic core and the second magnetic core include mountain font shell and be fixed on outer casing inner wall
Magnetic core, first magnetic core and the second magnetic core are plugged in inside groove from the both ends of groove respectively, the first magnetic core and second
Magnetic core squeezes ground spring plate respectively is bent downwardly ground spring plate, and ground spring plate pops up abutting first due to elasticity
Magnetic core and the second magnetic core complete ground connection operation.
2. a kind of transformer with automatic earthing end according to claim 1, it is characterised in that the first lead is solid
Fixed board and the second lead fixed plate are the internal rectangular parallelepiped structure for forming cavity.
3. a kind of transformer with automatic earthing end according to claim 1, it is characterised in that winding and first lead
The baffle to match with mountain font shell is respectively and fixedly provided between fixed plate, between winding and the second lead fixed plate.
4. a kind of transformer with automatic earthing end according to any one of claims 1 to 3, it is characterised in that it is described around
Coil in group uses enamel-cover flat copper line coil；The size of the enamel-cover flat copper line coil is 4* 2mm；The coiling
The number of plies is at least 5 layers.
5. a kind of transformer with automatic earthing end according to any one of claims 1 to 3, it is characterised in that described to draw
Yellow cured pipe sleeve is all made of on the outside of line end and grounding lead line end to be dielectrically separated from.
6. a kind of transformer with automatic earthing end according to claim 4, it is characterised in that the lead end and connect
Yellow cured pipe sleeve is all made of on the outside of ground lead end to be dielectrically separated from.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810929490.1A CN109192469A (en) | 2018-08-15 | 2018-08-15 | Transformer with automatic earthing end |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810929490.1A CN109192469A (en) | 2018-08-15 | 2018-08-15 | Transformer with automatic earthing end |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109192469A true CN109192469A (en) | 2019-01-11 |
Family
ID=64917972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810929490.1A Pending CN109192469A (en) | 2018-08-15 | 2018-08-15 | Transformer with automatic earthing end |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109192469A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201590311U (en) * | 2009-04-24 | 2010-09-22 | 耀胜电子股份有限公司 | Transformer device capable of detecting output state |
| CN202339784U (en) * | 2011-11-28 | 2012-07-18 | 外商独资江苏领先电子有限公司 | Transformer framework |
| CN103646763A (en) * | 2013-11-28 | 2014-03-19 | 宝电电子(张家港)有限公司 | Transformer |
| CN103700471A (en) * | 2013-11-19 | 2014-04-02 | 淮安市鼎新电子有限公司 | Adjustable transformer |
| CN104616869A (en) * | 2015-02-11 | 2015-05-13 | 南京优倍电气有限公司 | Enhancement intrinsic safety transformer |
| CN106340375A (en) * | 2015-07-06 | 2017-01-18 | 明纬(广州)电子有限公司 | Vertical transformer structure |
| CN206040392U (en) * | 2016-08-08 | 2017-03-22 | 东莞市慧创电子有限公司 | Isolated form main transformer |
| CN206194496U (en) * | 2016-10-14 | 2017-05-24 | 海宁市凌通电子有限责任公司 | A E -shaped magnetic cores for transformer |
| JP2017120822A (en) * | 2015-12-28 | 2017-07-06 | 北川工業株式会社 | Output noise reduction device |
| CN206849657U (en) * | 2017-06-13 | 2018-01-05 | 南通富力机电设备有限责任公司 | A kind of pfc circuit inductor |
-
2018
- 2018-08-15 CN CN201810929490.1A patent/CN109192469A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201590311U (en) * | 2009-04-24 | 2010-09-22 | 耀胜电子股份有限公司 | Transformer device capable of detecting output state |
| CN202339784U (en) * | 2011-11-28 | 2012-07-18 | 外商独资江苏领先电子有限公司 | Transformer framework |
| CN103700471A (en) * | 2013-11-19 | 2014-04-02 | 淮安市鼎新电子有限公司 | Adjustable transformer |
| CN103646763A (en) * | 2013-11-28 | 2014-03-19 | 宝电电子(张家港)有限公司 | Transformer |
| CN104616869A (en) * | 2015-02-11 | 2015-05-13 | 南京优倍电气有限公司 | Enhancement intrinsic safety transformer |
| CN106340375A (en) * | 2015-07-06 | 2017-01-18 | 明纬(广州)电子有限公司 | Vertical transformer structure |
| JP2017120822A (en) * | 2015-12-28 | 2017-07-06 | 北川工業株式会社 | Output noise reduction device |
| CN206040392U (en) * | 2016-08-08 | 2017-03-22 | 东莞市慧创电子有限公司 | Isolated form main transformer |
| CN206194496U (en) * | 2016-10-14 | 2017-05-24 | 海宁市凌通电子有限责任公司 | A E -shaped magnetic cores for transformer |
| CN206849657U (en) * | 2017-06-13 | 2018-01-05 | 南通富力机电设备有限责任公司 | A kind of pfc circuit inductor |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190111 |
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| RJ01 | Rejection of invention patent application after publication |