CN201259817Y - Tridimensional rolling magnetic core resin insulation dry transformer - Google Patents
Tridimensional rolling magnetic core resin insulation dry transformer Download PDFInfo
- Publication number
- CN201259817Y CN201259817Y CNU2009200504493U CN200920050449U CN201259817Y CN 201259817 Y CN201259817 Y CN 201259817Y CN U2009200504493 U CNU2009200504493 U CN U2009200504493U CN 200920050449 U CN200920050449 U CN 200920050449U CN 201259817 Y CN201259817 Y CN 201259817Y
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Abstract
The utility model discloses a resin insulated dry type transformer with a solid wound core, belonging to electric power equipment technical field. The resin insulated dry type transformer comprises an upper clamping piece and a lower clamping piece arranged on a base; an iron core and coils wound on a core leg are arranged between the upper clamping piece and the lower clamping piece; the upper clamping piece and the lower clamping piece are welded to be approximately triangular frames through steel; the upper clamping piece and the lower clamping piece are connected through at least three compress screws; triangular locating racks with all the sides parallel to the sides of the frames are arranged face to face inside the upper clamping piece and the lower clamping piece; pressure plates are correspondingly arranged at the outer sides of the sides of the frames of the clamping pieces; iron yokes at two ends of the solid wound core are arranged between the locating racks and the triangular frames; the upper ends and the lower ends of the coil are respectively fixed by pressure nails and pressure plates on the upper clamping piece and the lower clamping piece; the low-voltage coil is a cylindrical structure, with the ends insulated and sealed by mixed resin material; the high-voltage coil is a segmental cylindrical structure; and a solid epoxide resin insulating layer wrapping the conductor of the whole coil is arranged at the outside of the conductor of the coil. .
Description
Technical field
The utility model belongs to the technical field of power equipment, specifically is meant a kind of three dimensional wound core resin insulating dry type transformer.
Background technology
Plane laminated core resin insulating dry type transformer in the market, though have protection against the tide, anticorrosion, Short Circuit withstand, characteristics such as shock-resistant, its no-load performance, noise level are lower than three dimensional wound core.And resin insulating dry type transformer have no-load current low, economize material, energy-conservation, characteristics such as noise is extremely low, possess protection against the tide, anticorrosion, Short Circuit withstand, characteristics such as shock-resistant simultaneously, be the novel energy-conserving product.
The utility model content
The purpose of this utility model is to provide a kind of energy-saving and environmental protection, protection against the tide, anticorrosion, the tolerance short-circuit capacity is strong, withstand shock overvoltage performance is good three dimensional wound core resin insulating dry type transformer.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: the three dimensional wound core resin insulating dry type transformer, comprise upper clamping piece and the lower clamping piece that is located on the base, be provided with iron core and the coil on the core limb between upper clamping piece and the lower clamping piece, described upper clamping piece and lower clamping piece are roughly triangular framing by what steel were welded into, described upper clamping piece is connected by at least three clamping screws with lower clamping piece, described upper clamping piece is provided with each limit leg-of-mutton locating rack parallel with the leg of frame relatively with lower clamping piece inside, the outside of the leg of frame of upper clamping piece and lower clamping piece is provided with pressing plate accordingly, the iron yoke at three dimensional wound core two ends is located between locating rack and the triangular framing, and the two ends up and down of coil are fixed by pressing plate on upper clamping piece and the lower clamping piece and pressure nail respectively.Described low-voltage coil is a cylinder mode, and end insulation resin batch mixing seal, and high-tension coil is a subsection cylindrical formula structure, and the whole winding conductor is provided with the solid insulating layer of the epoxy resin of sealing coil-conductor outward.
The three dimensional wound core that the utility model adopted, after assembly unit and annealing, three-phase magnetic circuit is symmetry fully, and magnetic resistance reduces greatly, and exciting curent, no-load loss significantly reduce.Upper and lower folder is integral type, protects whole iron core not to be subjected to external force in manufacturing, transportation, installation process, and can effectively compress and support coil, anti-axial electrodynamic ability when having improved the transformer sudden short circuit.The folder of formed steel construction has effectively suppressed the vibration of noise in folder, makes noise of transformer remain on perfect condition.Epoxy resin enclosed coil, coil-conductor and resin insulating barrier form a complete steel body, and mechanical strength is good, and the ability of tolerance short circuit is strong, and the compressive resistance height of epoxy resin.All sealed owing to the whole winding conductor in addition by the solid insulating layer of epoxy resin, thereby not only moisture is difficult to immerse, and blocked conductor fully by the possibility of various pernicious gases and the infringement of aggressive chemistry composition, thereby its moistureproof and antifouling performance is good especially.
The utility model is except that having advantages such as conventional dry-type transformer safety, environmental protection, overload capacity is strong, also have no-load loss, exciting curent is little, noise is low, and is moistureproof, anticorrosion, the tolerance short-circuit capacity is strong, withstand shock overvoltage performance is good, volume is little, in light weight, characteristics such as good looking appearance.
Description of drawings
Fig. 1 is the stereogram of three dimensional wound core resin insulating dry type transformer;
Fig. 2 is the upper clamping piece of three dimensional wound core resin insulating dry type transformer and the stereogram of lower clamping piece;
Fig. 3 is the stereogram of three dimensional wound core resin insulating dry type transformer iron core.
Fig. 4 is the phantom of three dimensional wound core resin insulating dry type transformer high-tension coil.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.
As depicted in figs. 1 and 2, three dimensional wound core resin insulating dry type transformer described in the utility model, comprise upper clamping piece 1 and the lower clamping piece 2 that is located on the base, be provided with unshakable in one's determination 8 and the coil 10 on the core limb between upper clamping piece 1 and the lower clamping piece 2, described coil 10 is made up of high-tension coil and low-voltage coil, described low-voltage coil is a cylinder mode, and end insulation resin batch mixing seal.Described upper clamping piece 1 and lower clamping piece 2 are welded into by steel and are roughly triangular framing, described upper clamping piece 1 is connected by at least three stretching screws 3 with lower clamping piece 2, and described upper clamping piece is provided with each limit leg-of-mutton locating rack 4 parallel with the leg of frame relatively with lower clamping piece inside.The outside of the leg of frame of upper clamping piece 1 and lower clamping piece 2 is provided with pressing plate accordingly and presses nail 5, on the pressing plate 5 briquetting can be set.The iron yoke 11 at three dimensional wound core 8 two ends is located between locating rack 4 and the triangular framing, and the two ends up and down of coil 10 are fixed by pressing plate on upper clamping piece 1 and the lower clamping piece 2 and pressure nail 5 respectively.Upper clamping piece 1 and lower clamping piece 2 supporting and protecting iron core effectively make it not be subjected to external force, also can evenly compress coil, and as the skeleton of whole transformer, parts such as supporting lead-in wire and nameplate, thermostat.
As shown in Figure 3, described unshakable in one's determination 8 piece together three-dimensional equilateral triangle by three identical single frames unshakable in one's determination, symmetry is isometric fully to realize three-phase magnetic circuit, guarantee the three phase supply balance, and magnetic resistance is reduced greatly, exciting current, no-load loss significantly reduce, unshakable in one's determination curing adopts 3-D triangle to roll up proprietary curing process unshakable in one's determination, solidification effect is good, guarantees that iron core is indeformable in assembling, transportation and running, thereby reduces no-load loss unshakable in one's determination and noise.
As shown in Figure 1, described coil 10 is by A, B, the C three-phase is formed around the coil on the core limb 15, each phase coil is made up of high-tension coil and low-voltage coil respectively, three binding posts 21 of high-tension coil, 22,23 and four binding posts 31 of low-voltage coil, 32,33,34 arrange respectively on the installing rack 9 of upper clamping piece 1 of the opposite side be located at transformer, wherein the first head of A phase high-tension coil connects the tail head of binding post 21 and C phase high-tension coil, the first head of B phase high-tension coil connects the tail head of binding post 22 and A phase high-tension coil, and the first head of C phase high-tension coil connects the tail head of binding post 23 and B phase high-tension coil; Three binding posts 31,32,33 of low-voltage coil connect the first head of three low-voltage coils respectively, and binding post 34 connects the tail head of three low-voltage coils.The utility model high and low pressure lead-in wire offside is drawn, and is simple in structure, practical and attractive, meets the tradition power supply custom is installed, the convenient installation.
As shown in Figure 4, described high-tension coil is a subsection cylindrical formula structure, and the whole winding conductor 16 outer solid insulating layers 17 that are provided with the epoxy resin of sealing coil-conductor 16, coil-conductor 16 forms a complete steel body with resin insulating barrier 17, and coil first and last head and tap are drawn outside the pouring layer by binding post 18.Epoxy resin enclosed coil, coil-conductor and resin insulating barrier form a complete steel body, mechanical strength is good, the ability of tolerance short circuit is strong, and the compressive resistance height of epoxy resin is all sealed by the solid insulating layer of epoxy resin owing to the whole winding conductor in addition, thereby not only moisture is difficult to immerse, and blocked conductor fully by the possibility of various pernicious gases and the infringement of aggressive chemistry composition, thereby its moistureproof and antifouling performance is good especially.
Claims (2)
1. three dimensional wound core resin insulating dry type transformer, comprise upper clamping piece (1) and be located at lower clamping piece (2) on the base, be provided with iron core (8) between upper clamping piece (1) and the lower clamping piece (2) and be enclosed within coil (10) on the core limb, described coil (10) is made up of high-tension coil and low-voltage coil, described upper clamping piece (1) and lower clamping piece (2) are welded into by steel and are roughly leg-of-mutton framework, described upper clamping piece (1) is connected by at least three clamping screws (3) with lower clamping piece (2), described upper clamping piece is provided with each limit leg-of-mutton locating rack (4) parallel with the leg of frame relatively with lower clamping piece inside, the outside of the leg of frame of upper clamping piece (1) and lower clamping piece (2) is provided with pressing plate accordingly and presses nail (5), the iron yoke (11) at three dimensional wound core (8) two ends is located between locating rack (4) and the triangular framing, the two ends up and down of coil (10) are fixed by pressing plate on upper clamping piece (1) and the lower clamping piece (2) and pressure nail (5) respectively, it is characterized in that: described low-voltage coil is a cylinder mode, and end insulation resin batch mixing seal, high-tension coil is a subsection cylindrical formula structure, and the outer solid insulating layer (17) that is provided with the epoxy resin of sealing coil-conductor (16) of whole winding conductor (16).
2. according to the described three dimensional wound core resin insulating dry type transformer of claim 1, it is characterized in that: described coil (10) is by A, B, the C three-phase is formed around the coil on the core limb (15), each phase coil is made up of high-tension coil and low-voltage coil respectively, three binding posts (21 of high-tension coil, 22,23) and four binding posts (31 of low-voltage coil, 32,33,34) arrange respectively on the installing rack (9) of upper clamping piece (1) of the opposite side be located at transformer, wherein the first head of A phase high-tension coil connects the tail head of binding post (21) and C phase high-tension coil, the first head of B phase high-tension coil connects the tail head of binding post (22) and A phase high-tension coil, and the first head of C phase high-tension coil connects the tail head of binding post (23) and B phase high-tension coil; Three binding posts (31,32,33) of low-voltage coil connect the first head of three low-voltage coils respectively, and binding post (34) connects the tail head of three low-voltage coils.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200504493U CN201259817Y (en) | 2009-01-20 | 2009-01-20 | Tridimensional rolling magnetic core resin insulation dry transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200504493U CN201259817Y (en) | 2009-01-20 | 2009-01-20 | Tridimensional rolling magnetic core resin insulation dry transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201259817Y true CN201259817Y (en) | 2009-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200504493U Expired - Lifetime CN201259817Y (en) | 2009-01-20 | 2009-01-20 | Tridimensional rolling magnetic core resin insulation dry transformer |
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| Country | Link |
|---|---|
| CN (1) | CN201259817Y (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011147310A1 (en) * | 2010-05-28 | 2011-12-01 | 广东海鸿变压器有限公司 | Stereo-triangular wound core power transformer with voltage class more than or equal to 110kv |
| CN102290218A (en) * | 2011-05-04 | 2011-12-21 | 广东海鸿变压器有限公司 | Resin insulated dual-voltage three-dimensional wound core dry-type transformer |
| CN102290210A (en) * | 2011-05-04 | 2011-12-21 | 广东海鸿变压器有限公司 | Lead structure of suspended C-level three-dimensional wound core dry-type transformer |
| CN102290206A (en) * | 2011-05-04 | 2011-12-21 | 广东海鸿变压器有限公司 | Suspension-mounted C-grade three-dimensional wound core dry type transformer |
| CN102290205A (en) * | 2011-05-04 | 2011-12-21 | 广东海鸿变压器有限公司 | Suspended C-grade three-dimensional wound core dry type transformer clamp |
| CN102306542A (en) * | 2011-05-27 | 2012-01-04 | 广东海鸿变压器有限公司 | Non-encapsulated dry-type transformer with three-dimensional noncrystalline alloy roll iron core |
| CN102306541A (en) * | 2011-05-27 | 2012-01-04 | 广东海鸿变压器有限公司 | Resin-moulded dry-type transformer with three-dimensional noncrystalline alloy roll iron core |
| CN102314997A (en) * | 2011-05-27 | 2012-01-11 | 广东海鸿变压器有限公司 | Amorphous alloy stereo roll iron core |
| CN104183376A (en) * | 2014-08-25 | 2014-12-03 | 海鸿电气有限公司 | Fixing structure for pressing blocks on upper portion of three-dimensional rolled-core open-type dry-type transformer |
| CN104376990A (en) * | 2014-12-15 | 2015-02-25 | 何达江 | Lead structure of triangular iron roll core transformer |
| CN106449035A (en) * | 2016-12-12 | 2017-02-22 | 沈小红 | Combined type iron core structure of dry-type transformer |
| US9620280B2 (en) | 2014-01-06 | 2017-04-11 | William Alek | Energy management system |
| CN107293392A (en) * | 2017-08-10 | 2017-10-24 | 齐会南 | A kind of folding stereo open core resin casting dry-type transformer |
| WO2018176869A1 (en) * | 2017-04-01 | 2018-10-04 | 海鸿电气有限公司 | Novel transformer three-dimensional wound core low-voltage lead structure |
| CN110136934A (en) * | 2019-06-24 | 2019-08-16 | 江苏五洲电力科技有限公司 | A kind of non-circular structure of transformer body of three-phase stereo |
-
2009
- 2009-01-20 CN CNU2009200504493U patent/CN201259817Y/en not_active Expired - Lifetime
Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8653929B2 (en) | 2010-05-28 | 2014-02-18 | Guangdong Hai Hong Co., Ltd. | Stereo-triangular wound-core power transformer with a voltage class more than or equal to 110kV |
| WO2011147310A1 (en) * | 2010-05-28 | 2011-12-01 | 广东海鸿变压器有限公司 | Stereo-triangular wound core power transformer with voltage class more than or equal to 110kv |
| KR101377384B1 (en) * | 2010-05-28 | 2014-03-25 | 광동 하이홍 컴퍼니 리미티드 | Stereo-triangular wound core power transformer with voltage class more than or equal to 110kv |
| CN102290218A (en) * | 2011-05-04 | 2011-12-21 | 广东海鸿变压器有限公司 | Resin insulated dual-voltage three-dimensional wound core dry-type transformer |
| CN102290210A (en) * | 2011-05-04 | 2011-12-21 | 广东海鸿变压器有限公司 | Lead structure of suspended C-level three-dimensional wound core dry-type transformer |
| CN102290206A (en) * | 2011-05-04 | 2011-12-21 | 广东海鸿变压器有限公司 | Suspension-mounted C-grade three-dimensional wound core dry type transformer |
| CN102290205A (en) * | 2011-05-04 | 2011-12-21 | 广东海鸿变压器有限公司 | Suspended C-grade three-dimensional wound core dry type transformer clamp |
| CN102306542A (en) * | 2011-05-27 | 2012-01-04 | 广东海鸿变压器有限公司 | Non-encapsulated dry-type transformer with three-dimensional noncrystalline alloy roll iron core |
| US9129739B2 (en) | 2011-05-27 | 2015-09-08 | Haihong Electric Co., Ltd | Resin-molded stereo wound-core dry-type amorphous alloy transformer |
| CN102314997A (en) * | 2011-05-27 | 2012-01-11 | 广东海鸿变压器有限公司 | Amorphous alloy stereo roll iron core |
| CN102306541A (en) * | 2011-05-27 | 2012-01-04 | 广东海鸿变压器有限公司 | Resin-moulded dry-type transformer with three-dimensional noncrystalline alloy roll iron core |
| WO2012163036A1 (en) * | 2011-05-27 | 2012-12-06 | 广东海鸿变压器有限公司 | Resin cast three-dimensional wound core amorphous metal dry-type transformer |
| US9620280B2 (en) | 2014-01-06 | 2017-04-11 | William Alek | Energy management system |
| DE102014116902A1 (en) * | 2014-08-25 | 2016-02-25 | Haihong Electric Co. Ltd. | Fixing structure for pressing blocks on a wound core of a stereoscopic dry transformer open Baurt |
| CN104183376A (en) * | 2014-08-25 | 2014-12-03 | 海鸿电气有限公司 | Fixing structure for pressing blocks on upper portion of three-dimensional rolled-core open-type dry-type transformer |
| CN104376990A (en) * | 2014-12-15 | 2015-02-25 | 何达江 | Lead structure of triangular iron roll core transformer |
| CN106449035A (en) * | 2016-12-12 | 2017-02-22 | 沈小红 | Combined type iron core structure of dry-type transformer |
| CN106449035B (en) * | 2016-12-12 | 2018-03-23 | 新昌县城南乡量创机械厂 | A kind of dry-type transformer Combined iron core structure |
| WO2018176869A1 (en) * | 2017-04-01 | 2018-10-04 | 海鸿电气有限公司 | Novel transformer three-dimensional wound core low-voltage lead structure |
| US11315722B2 (en) | 2017-04-01 | 2022-04-26 | Haihong Electric Co., Ltd. | Low-voltage lead structure for three-dimensional wound core of transformer |
| CN107293392A (en) * | 2017-08-10 | 2017-10-24 | 齐会南 | A kind of folding stereo open core resin casting dry-type transformer |
| CN110136934A (en) * | 2019-06-24 | 2019-08-16 | 江苏五洲电力科技有限公司 | A kind of non-circular structure of transformer body of three-phase stereo |
| CN110136934B (en) * | 2019-06-24 | 2024-06-21 | 江苏五洲电力科技有限公司 | Three-phase three-dimensional noncircular transformer body structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: HAIHONG ELECTRIC CO., LTD. Free format text: FORMER NAME: GUANGDONG HAIHONG TRANSFORMER CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: Huancui city of Kaiping West Tsui Lake District in Guangdong Province, Jiangmen City, No. 3, 529300 Patentee after: HAIHONG ELECTRIC CO., LTD. Address before: 138 No. 529328 Guangdong province Kaiping city Sha Gang Industrial Park Avenue Patentee before: Guangdong Haihong Transformer Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090617 |