CN108597762A - Novel horizontal type dry power transformer - Google Patents
Novel horizontal type dry power transformer Download PDFInfo
- Publication number
- CN108597762A CN108597762A CN201810329279.6A CN201810329279A CN108597762A CN 108597762 A CN108597762 A CN 108597762A CN 201810329279 A CN201810329279 A CN 201810329279A CN 108597762 A CN108597762 A CN 108597762A
- Authority
- CN
- China
- Prior art keywords
- horizontal
- transformer
- iron core
- low
- voltage
- 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
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 45
- 238000001816 cooling Methods 0.000 claims abstract description 12
- 238000009413 insulation Methods 0.000 claims abstract description 9
- 239000012212 insulator Substances 0.000 claims abstract description 9
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 239000004593 Epoxy Substances 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 4
- 238000002788 crimping Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 4
- 239000002360 explosive Substances 0.000 abstract description 2
- 230000005855 radiation Effects 0.000 abstract description 2
- 238000009423 ventilation Methods 0.000 abstract description 2
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000010754 BS 2869 Class F Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
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
- H01F27/08—Cooling; Ventilating
- H01F27/085—Cooling by ambient air
-
- 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
- H01F27/245—Magnetic cores made from sheets, e.g. grain-oriented
-
- 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
-
- 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
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
- H01F27/306—Fastening or mounting coils or windings on core, casing or other support
-
- 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
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F27/322—Insulating of coils, windings, or parts thereof the insulation forming channels for circulation of the fluid
-
- 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
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F27/324—Insulation between coil and core, between different winding sections, around the coil; Other insulation structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F30/00—Fixed transformers not covered by group H01F19/00
- H01F30/06—Fixed transformers not covered by group H01F19/00 characterised by the structure
- H01F30/12—Two-phase, three-phase or polyphase transformers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transformer Cooling (AREA)
Abstract
A kind of novel horizontal type dry power transformer, including horizontal iron core and shell, horizontal iron core is externally provided with major insulation air flue and high-tension coil between low-voltage coil, high-voltage coil and low-voltage coil, and the side of horizontal iron core is equipped with high-voltage connection, high-voltage connection screw rod, high-voltage connection insulator, low-pressure side insulator, low-pressure side zero curve row and low-voltage side outlet row；The other side is equipped with device body fan for cooling and diaphragm；Two end faces up and down of horizontal iron core are equipped with horizontal core clamping.The horizontal type dry transformer of the present invention has the horizontal installation of device body, it takes up space small, it is easily installed in mobile power work station, and its will not be inflammable and explosive characteristic used particularly suitable as the transformer of mobile power supply, the special ventilation radiator structure of horizontal type dry transformer, be conducive to distributing for the heat generated when transformer work, the efficiency of forced heat radiation greatly strengthens the anti-overload ability of transformer.
Description
Technical field
The present invention relates to power transformer technical field, specifically a kind of novel horizontal type dry power transformer.
Background technology
Dry-type transformer, since the characteristic of its insulating materials, such as encapsulated type are poured into a mould under vacuum conditions using epoxy resin
Molding；Non-encapsulated is dry to be become using H class F insulating material Fs such as Du Pont's paper, is molded through vacuum paint dipping, has anti-short circuit capability strong, thermal diffusivity
Can be good, it without oil seepage, does not pollute the environment, explosion, burning will not occur, therefore be widely used in some particular/special requirements
Place.With the high speed development of economic construction, it is desirable to provide the project under construction of mobile power supply can be more and more, and move confession
Electric equipment is limited by volume and mounting means, is not well positioned to meet the requirement of construction site movement power supply.Horizontal type dry
Transformer has the horizontal installation of device body, takes up space small, is easily installed in mobile power work station, and it will not be inflammable easy
Quick-fried characteristic is used particularly suitable as the transformer of mobile power supply.
Invention content
Technical problem to be solved by the present invention lies in the deficiency for overcoming the above-mentioned prior art, provide it is a kind of it is simple in structure,
The novel horizontal type dry power transformer to work well.
The present invention is realized with following technical solution：A kind of novel horizontal type dry power transformer, including transformer
Horizontal iron core, the transformer is externally provided with shell, and the periphery of the horizontal iron core is equipped with low-voltage coil, height successively from the inside to the outside
Two end faces up and down of major insulation air flue and high-tension coil between low-voltage coil, the horizontal iron core are equipped with horizontal core clamping；Institute
The side for stating horizontal iron core is exhausted equipped with high-voltage connection, high-voltage connection screw rod, high-voltage connection insulator, low-pressure side successively from top to bottom
Edge, low-pressure side zero curve row and low-voltage side outlet row；The horizontal iron core other side is equipped with the device body cooling being fixed on shell
With wind turbine, the horizontal iron core is equipped with diaphragm close to the position of device body fan for cooling.
It is further：The horizontal iron core is the 3-phase dry type for the horizontal dry structure changes being combined by laminated core frame
Transformer core.
If being linked together by dry drawing screw rod between the horizontal core clamping.
It is equipped with transformer coil insulated support successively between the horizontal core clamping and shell and folder supports footing.
The transformer is fixed together by screw and shell.
The diaphragm is made of 3240 epoxy glass fabrics of thick 5mm.
The shape of the diaphragm is identical as the cross section of shell, is provided on the diaphragm and high-tension coil outer ring
Shape identical high-tension coil gabarit hole.
Major insulation air flue stay between high-voltage coil and low-voltage coil between the high-voltage coil and low-voltage coil.
The present invention has the following advantages：The horizontal type dry transformer of the present invention has the horizontal installation of device body, takes up space small,
It is easily installed in mobile power work station, and the characteristic that it will not be inflammable and explosive is particularly suitable as mobile power supply
Transformer uses, the special ventilation radiator structure of horizontal type dry transformer, is conducive to dissipating for the heat generated when transformer work
Hair, the efficiency of forced heat radiation greatly strengthen the anti-overload ability of transformer.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the right side structural representation of Fig. 1；
Fig. 3 is the present invention looks up structural representation of Fig. 1；
Fig. 4 is the structural schematic diagram of diaphragm of the present invention；
In figure：1, horizontal iron core, 2, low-voltage coil, major insulation air flue between 3, high-voltage coil and low-voltage coil, 4, high-tension coil, 5, draw screw rod,
6, transformer coil insulated supports, and 7, high-voltage connection screw rod, 8, high-voltage connection insulator, 9, horizontal core clamping, 10, low-pressure side
Insulator, 11, low-pressure side zero curve row, 12, low-voltage side outlet row, 13, screw, 14, device body fan for cooling, 15, diaphragm,
16, high-voltage connection, 17, shell, 18, folder support footing, 19, high-tension coil gabarit hole, 20, supporting leg.
Specific implementation mode
Novel horizontal type dry power transformer as shown in Figures 1 to 4, includes the horizontal iron core 1 of transformer, the change
Depressor is externally provided with shell 17, and the periphery of the horizontal iron core 1 is equipped with master between low-voltage coil 2, high-voltage coil and low-voltage coil successively from the inside to the outside
Insulate air flue 3 and high-tension coil 4, and two end faces up and down of the horizontal iron core 1 are equipped with horizontal core clamping 9；The horizontal iron
The side of the heart 1 is from top to bottom equipped with high-voltage connection 16, high-voltage connection screw rod 7, high-voltage connection insulator 8, low-pressure side insulation successively
Son 10, low-pressure side zero curve row 11 and low-voltage side outlet row 12；1 other side of horizontal iron core is equipped with the device being fixed on shell 17
Body fan for cooling 14, the horizontal iron core 1 are equipped with diaphragm 15 close to the position of device body fan for cooling 14.The height
The stay between high-voltage coil and low-voltage coil of major insulation air flue 3 between crimping circle.The transformer of the present invention uses horizontal iron core, horizontal iron core it is outer
Week is equipped with stay and high-tension coil, wherein low-voltage coil 0.4kV, high pressure between low-voltage coil, high-voltage coil and low-voltage coil successively from the inside to the outside
Coil 10kV, and it is respectively equipped with horizontal core clamping in two end faces up and down of horizontal iron core, keep transformer device structure compacter,
Performance is more excellent, reduces installation space；High-voltage connection 16, high-voltage connection screw rod 7, high-voltage connection insulator 8, low-pressure side insulation
Son 10, low-pressure side zero curve row 11 and low-voltage side outlet row 12 are arranged in the same side of horizontal iron core, and the other side of horizontal iron core is set
There are device body fan for cooling, device body fan for cooling to be fixed on shell, be equipped between device body fan for cooling and transformer
Diaphragm, when device body fan for cooling works, wind can be concentrated and be oriented to the position for needing most heat dissipation by diaphragm, improve
Heat dissipation performance ensures the normal operation of dry-type transformer.
Novel horizontal type dry power transformer as shown in Figures 1 to 4, the horizontal iron core 1 are by laminated core
The iron core of three-phase dry type transformer for the horizontal dry structure changes that frame is combined into.The horizontal iron core of the present invention uses laminated core frame,
It is combined into the iron core of three-phase dry type transformer of horizontal dry structure changes, forms complete magnetic circuit, it is simple and compact for structure, make to reduce
It is provided convenience with space.
Novel horizontal type dry power transformer as shown in Figures 1 to 4, if between the horizontal core clamping 9 by
Dry drawing screw rod 5 links together.Transformer coil insulated is equipped between the horizontal core clamping 9 and shell 17 successively and supports 6
Footing 18 is supported with folder.The transformer is fixed together by screw 13 and shell 17.The horizontal core clamping of the present invention
It is to be required and be especially tailored according to the clamping and support of horizontal iron core, is made by the steel plate bending of 8mm thickness, with bottom
It supports footing that entire transformer body is held up by four supporting legs 20, and four is devised in the upper and lower of three columns of iron core
Root steel pulling plate can be sleeved on using high and low pressure coil on three columns of iron core with enhancing the load-bearing capacity of iron core.
Novel horizontal type dry power transformer as shown in Figures 1 to 4, the diaphragm 15 is by the 3240 of thick 5mm
Epoxy glass fabric is made.The shape of the diaphragm 15 is identical as the cross section of shell, be provided on the diaphragm 15 with
High-tension coil 4 outer loop-shaped identical high-tension coil gabarit hole 19.The present invention deflector by thick 5mm 3240 epoxy glass fabrics
It is made, there is insulation and guiding inlet air flow, the effect of heat dissipation；The shape of deflector is identical as the section of shell, on deflector
High-tension coil gabarit hole is identical as the outer loop-shaped of high-tension coil, blocking, guiding fan airflow flowing, and ensures what pressure wind turbine was blown
Wind passes through through the main airway between high and low pressure coil, by forcing air discharge structure, improves heat dissipation performance, ensures dry-type transformer
Normal operation.
Claims (8)
1. a kind of novel horizontal type dry power transformer, it is characterised in that：Horizontal iron core including transformer（1）, the change
Depressor is externally provided with shell（17）, the horizontal iron core（1）Periphery from the inside to the outside successively be equipped with low-voltage coil（2）, height crimping
Major insulation air flue between circle（3）And high-tension coil（4）, the horizontal iron core（1）Two end faces up and down be equipped with horizontal core clamping
（9）；The horizontal iron core（1）Side from top to bottom successively be equipped with high-voltage connection（16）, high-voltage connection screw rod（7）, high pressure draws
Line insulator（8）, low-pressure side insulator（10）, low-pressure side zero curve row（11）It is arranged with low-voltage side outlet（12）；The horizontal iron core
（1）The other side is equipped with and is fixed on shell（17）On device body fan for cooling（14）, the horizontal iron core（1）Close to device body cooling
Use wind turbine（14）Position be equipped with diaphragm（15）.
2. novel horizontal type dry power transformer as described in claim 1, it is characterised in that：The horizontal iron core（1）For
By the iron core of three-phase dry type transformer for the horizontal dry structure changes that laminated core frame is combined into.
3. novel horizontal type dry power transformer as described in claim 1, it is characterised in that：The horizontal core clamping
（9）Pass through dry drawing screw rod between if（5）It links together.
4. novel horizontal type dry power transformer as described in claim 1, it is characterised in that：The horizontal core clamping
（9）With shell（17）Between successively be equipped with transformer coil insulated support（6）Footing is supported with folder（18）.
5. novel horizontal type dry power transformer as described in claim 1, it is characterised in that：The transformer passes through screw
（13）With shell（17）It is fixed together.
6. novel horizontal type dry power transformer as described in claim 1, it is characterised in that：The diaphragm（15）By
3240 epoxy glass fabrics of thick 5mm are made.
7. novel horizontal type dry power transformer as described in claim 1, it is characterised in that：The diaphragm（15）'s
Shape is identical as the cross section of shell, the diaphragm（15）On be provided with and high-tension coil（4）The identical high pressure of outer loop-shaped
Coil gabarit hole（19）.
8. novel horizontal type dry power transformer as described in claim 1, it is characterised in that：It is main between the high-voltage coil and low-voltage coil
Insulate air flue（3）The stay between high-voltage coil and low-voltage coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810329279.6A CN108597762A (en) | 2018-04-13 | 2018-04-13 | Novel horizontal type dry power transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810329279.6A CN108597762A (en) | 2018-04-13 | 2018-04-13 | Novel horizontal type dry power transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108597762A true CN108597762A (en) | 2018-09-28 |
Family
ID=63622137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810329279.6A Pending CN108597762A (en) | 2018-04-13 | 2018-04-13 | Novel horizontal type dry power transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108597762A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109378169A (en) * | 2018-11-19 | 2019-02-22 | 深圳市京泉华科技股份有限公司 | Reactor |
| CN109659124A (en) * | 2019-01-11 | 2019-04-19 | 浙江江山华宁电器有限公司 | A kind of insulation impregnating formula dry type environment protection type transformer |
| EP3709317A1 (en) * | 2019-03-11 | 2020-09-16 | ABB Power Grids Switzerland AG | Arrangement to cool a coil |
| CN113823480A (en) * | 2020-06-19 | 2021-12-21 | 株洲中车机电科技有限公司 | Air-cooled dry-type transformer |
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| CN2777724Y (en) * | 2005-03-31 | 2006-05-03 | 方文革 | Mine air immersed traction transformer |
| CN201060719Y (en) * | 2007-05-09 | 2008-05-14 | 上海昊德电气有限公司 | Heat radiating structure for phase-shift commutation dry type transformer |
| CN202217572U (en) * | 2011-06-22 | 2012-05-09 | 上海工业变压器有限公司 | Dry-type transformer |
| CN103165276A (en) * | 2011-12-08 | 2013-06-19 | 中电电气(江苏)股份有限公司 | Horizontal type phase shift rectifier transformer for frequency converter |
| CN204884798U (en) * | 2015-09-10 | 2015-12-16 | 苏州吴变电气科技有限公司 | Many windings of large capacity phase -shifting transformer's structure |
| CN205282257U (en) * | 2015-12-21 | 2016-06-01 | 中兆培基（北京）电气有限公司 | Environmental protection dry -type transformer device |
| CN205959733U (en) * | 2016-08-12 | 2017-02-15 | 张力明 | Novel high -efficient heat dissipation dry -type transformer structure |
| CN208189349U (en) * | 2018-04-13 | 2018-12-04 | 江苏华辰变压器股份有限公司 | A kind of novel horizontal type dry power transformer |
-
2018
- 2018-04-13 CN CN201810329279.6A patent/CN108597762A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2777724Y (en) * | 2005-03-31 | 2006-05-03 | 方文革 | Mine air immersed traction transformer |
| CN201060719Y (en) * | 2007-05-09 | 2008-05-14 | 上海昊德电气有限公司 | Heat radiating structure for phase-shift commutation dry type transformer |
| CN202217572U (en) * | 2011-06-22 | 2012-05-09 | 上海工业变压器有限公司 | Dry-type transformer |
| CN103165276A (en) * | 2011-12-08 | 2013-06-19 | 中电电气(江苏)股份有限公司 | Horizontal type phase shift rectifier transformer for frequency converter |
| CN204884798U (en) * | 2015-09-10 | 2015-12-16 | 苏州吴变电气科技有限公司 | Many windings of large capacity phase -shifting transformer's structure |
| CN205282257U (en) * | 2015-12-21 | 2016-06-01 | 中兆培基（北京）电气有限公司 | Environmental protection dry -type transformer device |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109378169A (en) * | 2018-11-19 | 2019-02-22 | 深圳市京泉华科技股份有限公司 | Reactor |
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| CN109659124A (en) * | 2019-01-11 | 2019-04-19 | 浙江江山华宁电器有限公司 | A kind of insulation impregnating formula dry type environment protection type transformer |
| CN109659124B (en) * | 2019-01-11 | 2020-01-10 | 浙江江山华宁电器有限公司 | Insulating impregnated dry-type environment-friendly transformer |
| EP3709317A1 (en) * | 2019-03-11 | 2020-09-16 | ABB Power Grids Switzerland AG | Arrangement to cool a coil |
| WO2020182835A1 (en) * | 2019-03-11 | 2020-09-17 | Abb Power Grids Switzerland Ag | Arrangement to cool a coil |
| EP4210074A1 (en) * | 2019-03-11 | 2023-07-12 | Hitachi Energy Switzerland AG | Arrangement to cool a coil |
| CN113823480A (en) * | 2020-06-19 | 2021-12-21 | 株洲中车机电科技有限公司 | Air-cooled dry-type transformer |
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