TWM333646U - Improved structure of leakage inductance resonant transformer - Google Patents

Improved structure of leakage inductance resonant transformer Download PDF

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Publication number
TWM333646U
TWM333646U TW096221443U TW96221443U TWM333646U TW M333646 U TWM333646 U TW M333646U TW 096221443 U TW096221443 U TW 096221443U TW 96221443 U TW96221443 U TW 96221443U TW M333646 U TWM333646 U TW M333646U
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TW
Taiwan
Prior art keywords
wire frame
core
hole
leakage inductance
resonant transformer
Prior art date
Application number
TW096221443U
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Chinese (zh)
Inventor
Jun-Yi Zhang
shi-fu Lan
Qi-Ming Chen
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Yao Sheng Electronic Co Ltd
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Application filed by Yao Sheng Electronic Co Ltd filed Critical Yao Sheng Electronic Co Ltd
Priority to TW096221443U priority Critical patent/TWM333646U/en
Publication of TWM333646U publication Critical patent/TWM333646U/en

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/28Coils; Windings; Conductive connections
    • H01F27/32Insulating of coils, windings, or parts thereof
    • H01F27/324Insulation between coil and core, between different winding sections, around the coil; Other insulation structures
    • H01F27/325Coil bobbins
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00Adaptations of transformers or inductances for specific applications or functions
    • H01F38/08High-leakage transformers or inductances

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  • Coils Or Transformers For Communication (AREA)

Description

M333646 八、新型說明: 【新型所屬之技;[軒領域】 - 本創作係為一種漏感諧振變壓器結構改良,尤指一種可提升漏感、提高耦 a增加散熱效果、且可同時減少電磁干擾(EMI)之一種漏感諧振變壓器結構改 良。 ' 【先前技術】 按,中華民國專利公報申請案第092204572號,一種變壓器結構其主要於一 _低壓繞線架,其具有—管體,該管體表面設有葉片,該葉片並具有缺口;一低 壓線圈,其繞設於管體一端之槽位,且依序穿設於相鄰葉片之缺口及繞設於相 鄰槽位至管體另-端;_高舰雜,其具有—錄,該f縣面設有植腳結 構,該植腳結構分隔管體成複數槽位,該高壓繞線架與低壓繞線架相並列丨複 數高壓線圈,其分別繞設於該高壓繞線架之槽位中;一鐵心組,其套設於該低 壓繞線架之管體中與該高壓繞線架之管體中作電磁感應; 又該4c並列式變壓II ’請再參閱第_圖所示,其係該線架12兩侧個設有 _ -第-線圈13及-第二線圈14,又該線架12内兩端m、122套設有鐵心u、⑴; 該上述之技術,其雖具漏感高,然賴之麵合卻不佳,且往往因其鐵心套 •。又於線圈崎’導致線圈所產生之磁躺,因無祕隔離,因而造成容易受電 .磁干擾(EMI); 再者,赫閱第二騎示,係_般疊繞式變壓器,其健縣聰設有第 -線圈151及第二線’,該第二、_15疊繞料—賴⑸,又該線架^外套 設有一外露鐵心16 ; 該上述之結構,其雖線_合較佳,然其線圈漏感低,因而無法達到諧振 5 M3 3 3 646 電路需求,且因該第二線圈疊繞於第一線圈上,及線圈之絕緣漆包層,而導致 該第"^線圈之散熱不佳; 疋故’如何將上鱗缺失加以摒除,並提供—種可提升漏感、提高麵合、 並增加散纽果、且可’減少電軒_MI),即為本案瓣人所欲解決之技 術困難點之所在。 【新型内容】 本創作之±要目的即在提供_種漏感諧振變壓器結構改良,其包含: -外線架’該外線架設有第—繞線區及第—貫穿孔,該第—繞線區設有複 數個第-分隔板,該第-繞線區可供軸繞設,又該外線架設有第一凹孔; -内線架,該内線架套設於外線架之第—貫穿孔内,_線架設有第二燒 線區及第二貫穿孔,該第二繞線區設有複數個第二分隔板,該第二繞線區可供 線圈繞設,又該内線架設有第二凹孔; 一鐵心組,該鐵心組設有第一鐵心、第二鐵心及第三鐵心,該第一鐵心與 第二鐵心置設於内線架之第二貫穿孔内,該第三鐵心置設於該外線架之第一凹 孔及内線架之第二凹孔内; 藉由該内線架套設於外線架之第一貫穿孔内,使該第一繞線區之線圈與第 、二繞線區之線圈重疊,而可提高耦合,且另藉由外線架設有凹孔,而使内線架 •之線圈可達散熱之效果,又該第三鐵心置設於凹⑽,可使磁線形成次迴路, 進而可達提升漏感之目的。 【實施方式】 為使貴審查員方便簡捷暸解本創作之其他特徵内容與優點及其所達成之 功效能夠更為顯現,茲將本創作配合附圖,詳細說明如下: M3 3 3 646 請參閱第三圖、第四圖、第五圖所示’本創作係提供一種漏感諧振變壓器 結構改良,其包含·· 一外線架2,該外線架2設有第一繞線區21及第一貫穿孔22,該第一繞線 區21設有複數個第一分隔板24,該第一繞線區21可供線圈7繞設,該外線架 2设有第一凹孔23,又該外線架2外側亦可套設一外罩5,該外罩5可增加絕緣 效果,該外線架2設有複數個引線端子25,該第一繞線區21設有至少一組以上 之線圈7,該線圈7可直接或透過引線端子25與外部電路彳故連接; 一内線架3 ,該内線架3套設於外線架2之第一貫穿孔22内,該内線架3 設有第二繞線區31及第二貫穿孔32,該第二繞線區31設有複數個第二分隔板 33,該第二繞線區31可供線圈7繞設,又該内線架3設有第二凹孔%,該第二 繞線區31設有至少一組以上之線圈7 ; -鐵心組4 ’該鐵心組4設有第—鐵心41、第二鐵心犯及第三鐵心奶,該 第-鐵心41與第二_ 42置設於_架3之第二貫穿孔32内,及外線架2外 側或外罩5外側,該第三鐵心43置設於該外線架2之第一凹孔23及内線架3 之第二凹孔34内,或置設於外罩5之透孔5卜外線架2之第—凹孔23及内線 架3之第二凹孔34内; 、-外罩5,該外罩5可套設於外線架2外侧,該外罩5設有—透孔Η,該 透孔51可供第三鐵心43套入; 請再配合參閱第四圖、第五圖所示,本創 不到彳乍精由該内線架3套設於外線架cl 之第貝穿孔22内,使該第一繞線區21之線圈邀笙 深圏與第二繞線區31之線圈7重疊, 而可k南麵合,又該第一鐵心Μ斑第一鐵4 ^弟一鐵42置設於内線架3之第二貫穿:Η 炎内,及外線架2外側或外罩5外侧, 之導磁係數較高,而可使磁力麟 M3 3 3 646 偏向鐵心側’故可減少電磁干擾,及外線架2套設外罩5,可增加絕緣效果,另 藉由外線架2設有第一凹孔23,而使内線架3之線圈7可達散熱之效果,又該 第三鐵心43置設於第一凹孔23及第二凹孔34内,請配合參閱如第六圖所示, 可使磁線形成主迴路61及次迴路62,進而可達提升漏感之目的; 请再參閱第六圖所示,本創作之鐵心組4除可由兩個U狀鐵心與一個丨狀鐵心 所組成,也可如第七圖所示,該鐵心組4也可由兩個丨狀鐵心及一個c狀鐵心所組 成; 請參閱第八圖所示,本創作可令該外罩5及内線架3為另一形狀,且透孔51 位於外罩5下方,且外線架2f史有第—凹孔23,俾使該第三鐵置設於該外線 木2下方’而如第九圖所示,而同樣皆可達提升漏感之目的。 為使本創錢加顯現^其進錄與實雜,_習用作_比較分析如下: 習用技術: 1、 該並列式變壓器容易受電磁干擾(EMI)。 2、 該疊繞式變壓ϋ,其漏感低、散熱差。 本創作優點: 1、 提升漏感。 2、 提高麵合。 3、 減少電磁干擾(ΕΜΙ)。 4、 增加散熱效果。 【圖式簡單說明】 第一圖係域前技術之並列式變壓器示意圖。 第一圖係為先前技術之魏式變壓ϋ示意圖。 M333646 第三圖係為本創作之立體組裝示意圖。 第四圖係為本創作之分解示意圖。 第五圖係為本創作之外線架、内線架及第三鐵心組裝位置示意圖。 第六圖係為本創作之鐵心組為UUI組合及主磁路線、次磁路線不意圖。 第七圖係為本創作之鐵心組為CII組合示意圖。 ‘第八圖係為本創作之另一實施之分解示意圖。 第九圖係為本創作之另一實施立體組裝示意圖。 丨 【主要元件符號說明】 U、111.·鐵心 12..線架 121、122..兩端 13、151·.第一線圈 14. .第二線圈 15..第二線圈 16..外露鐵心 17..線架 2..外線架 21..第一繞線區 22..第一貫穿孔 23..第一凹孔 24..第一分隔板 25..引線端子 3..内線架 31..第二繞線區 32..第二貫穿孔 33..第二分隔板 34..第二凹孔 4..鐵心組 41..第一鐵心 42.·第二鐵心 43..第三鐵心 5..外罩 51..透孔 61..主迴路 62..次迴路 7..線圈 9M333646 VIII, new description: [New technology] [Xuan field] - This creation is a kind of leakage inductance resonant transformer structure improvement, especially one can improve the leakage inductance, improve the coupling a to increase the heat dissipation effect, and can simultaneously reduce the electromagnetic interference (EMI) A leakage inductance resonant transformer has been improved in structure. [Prior Art] According to the Chinese Patent Application No. 092204572, a transformer structure is mainly a low-voltage bobbin having a tube body, the surface of the tube body is provided with a blade, and the blade has a notch; a low-voltage coil, which is disposed around a slot at one end of the pipe body, and sequentially passes through the notch of the adjacent blade and is disposed around the adjacent slot to the other end of the pipe body; The f-counter surface is provided with a planting foot structure, the planting foot structure separating the pipe body into a plurality of slots, the high-voltage winding frame and the low-voltage winding frame are juxtaposed with a plurality of high-voltage coils, which are respectively wound around the high-voltage winding frame In the slot; a core group, which is sleeved in the tube of the low-voltage bobbin and electromagnetically sensed in the tube of the high-voltage bobbin; and the 4c side-by-side transformer II 'please refer to the As shown in the figure, the two sides of the wire frame 12 are provided with a _-the first coil 13 and a second coil 14, and the two ends m, 122 of the wire frame 12 are sleeved with a core u, (1); Technology, although it has a high sense of leakage, but the face is not good, and often because of its iron core. In addition, the coils produced by the coils caused the magnetic lie of the coils, resulting in easy access to electricity and magnetic interference (EMI) due to the lack of segregation. In addition, the second riding of the Hess is a _like stacked transformer, its Jian County Cong is provided with a first coil 151 and a second wire ', the second, _15 stacking material-laying (5), and the wire frame jacket is provided with an exposed iron core 16; the above structure, although the wire is better, However, the leakage inductance of the coil is low, so that the resonance 5 M3 3 3 646 circuit requirement cannot be achieved, and the second coil is wound on the first coil, and the insulating enamel layer of the coil causes the first " Poor heat dissipation; 疋 ' 'How to remove the missing scales, and provide - can improve the leakage, improve the face, and increase the scattered fruit, and can 'reduce the electric _MI', that is, for this case The technical difficulties to be solved are located. [New content] The purpose of this creation is to provide a structure improvement of the leakage inductance resonant transformer, which comprises: - an outer wire frame 'the outer wire frame is provided with a first winding area and a first through hole, the first winding area a plurality of first-dividing plates are arranged, the first winding area is for winding, and the outer wire frame is provided with a first concave hole; - an inner wire frame, the inner wire frame is sleeved in the first through-hole of the outer wire frame The _ wire frame is provided with a second firing line area and a second through hole, the second winding area is provided with a plurality of second dividing plates, the second winding area is for winding, and the inner wire frame is provided a second core; the core group is provided with a first core, a second core and a third core; the first core and the second core are disposed in the second through hole of the inner frame, the third core is disposed Provided in the first recessed hole of the outer wire frame and the second recessed hole of the inner wire frame; the inner wire frame is sleeved in the first through hole of the outer wire frame, and the coil of the first winding area is matched with the first and second The coils of the winding area overlap, and the coupling can be improved, and the outer wire frame is provided with a concave hole, so that the coil of the inner wire frame can be reached. The heat effect, should the third core is provided opposite the concave ⑽, allows the magnetic wire form a secondary circuit, and further up to enhance the leakage inductance of the object. [Embodiment] In order to make it easier for your examiner to understand the other features and advantages of this creation and the effects achieved by it, this creation and the drawings are described in detail as follows: M3 3 3 646 See section The three drawings, the fourth figure and the fifth figure show that the present invention provides a structure improvement of a leakage inductance resonant transformer, comprising: an outer wire frame 2, the outer wire frame 2 is provided with a first winding area 21 and a first through The first winding area 21 is provided with a plurality of first dividing plates 24, and the first winding area 21 is provided for the coil 7. The outer wire frame 2 is provided with a first concave hole 23, and the outer line An outer cover 5 can be disposed on the outer side of the frame 2, and the outer cover 5 can increase the insulation effect. The outer wire frame 2 is provided with a plurality of lead terminals 25, and the first winding area 21 is provided with at least one set of coils 7, the coil 7 can be connected to the external circuit directly or through the lead terminal 25; an inner wire frame 3, the inner wire frame 3 is sleeved in the first through hole 22 of the outer wire frame 2, and the inner wire frame 3 is provided with the second winding area 31. And a second through hole 32, the second winding area 31 is provided with a plurality of second dividing plates 33, the second winding The zone 31 can be wound around the coil 7, and the inner wire frame 3 is provided with a second recessed hole %, and the second winding zone 31 is provided with at least one set of coils 7; - the core set 4' is provided with the core set 4 The first core 41, the second core and the third core milk, the first core 41 and the second core 42 are disposed in the second through hole 32 of the frame 3, and outside the outer wire frame 2 or outside the outer cover 5, The third core 43 is disposed in the first recessed hole 23 of the outer wire frame 2 and the second recessed hole 34 of the inner wire frame 3, or is disposed in the through hole 5 of the outer cover 5 and the first concave hole 23 of the outer wire frame 2 and The second recessed hole 34 of the inner wire frame 3; the outer cover 5, the outer cover 5 can be sleeved on the outer side of the outer wire frame 2, and the outer cover 5 is provided with a through hole Η, which can be inserted into the third core 43 Please refer to the fourth and fifth figures together. The inner wire frame 3 is set in the first hole perforation 22 of the outer wire frame cl to make the coil of the first winding area 21 The invitation squat overlaps with the coil 7 of the second winding area 31, and can be k-faced, and the first core freckle first iron 4^di iron 42 is placed on the second through of the inner frame 3: Η Inside the inflammation, and outside the outer frame 2 or outside the outer cover 5 , the magnetic permeability coefficient is higher, and the magnetic Lin M3 3 3 646 can be biased toward the iron core side, so the electromagnetic interference can be reduced, and the outer frame 2 is provided with the outer cover 5, which can increase the insulation effect, and the outer wire frame 2 is provided with the first a recessed hole 23, so that the coil 7 of the inner bobbin 3 can achieve the effect of dissipating heat, and the third core 43 is disposed in the first recessed hole 23 and the second recessed hole 34, please refer to FIG. The magnetic wire can be formed into the main circuit 61 and the secondary circuit 62, thereby achieving the purpose of improving the leakage inductance; please refer to the sixth figure, the core group 4 of the present invention can be divided into two U-shaped cores and a braided core. The composition can also be as shown in the seventh figure, the core group 4 can also be composed of two braided cores and a c-shaped core; as shown in the eighth figure, the creation can make the outer cover 5 and the inner frame 3 Another shape, and the through hole 51 is located under the outer cover 5, and the outer wire frame 2f has a first recessed hole 23, so that the third iron is disposed under the outer wire 2' as shown in the ninth figure, and The same can be achieved for the purpose of improving leakage. In order to make this money appear, it is recorded and mixed, _ used as _ comparative analysis is as follows: Conventional technology: 1, the side-by-side transformer is susceptible to electromagnetic interference (EMI). 2. The stacked winding transformer has low leakage inductance and poor heat dissipation. The advantages of this creation: 1, improve leakage. 2. Improve the face. 3. Reduce electromagnetic interference (ΕΜΙ). 4. Increase the heat dissipation effect. [Simple diagram of the diagram] The first diagram is a schematic diagram of a side-by-side transformer of the pre-domain technology. The first figure is a schematic diagram of the prior art Wei-type transformer. M333646 The third picture is a three-dimensional assembly diagram of the creation. The fourth picture is an exploded view of the creation. The fifth figure is a schematic diagram of the assembly position of the outer wire frame, the inner wire frame and the third iron core. The sixth picture is the UUI combination of the core group of the creation and the main magnetic line and secondary magnetic line are not intended. The seventh picture is a schematic diagram of the CII combination of the core group of this creation. ‘The eighth picture is an exploded view of another implementation of this creation. The ninth figure is a three-dimensional assembly diagram of another embodiment of the creation.丨 [Main component symbol description] U, 111. · Iron core 12.. Wire frame 121, 122.. Both ends 13, 151 ·. First coil 14. Second coil 15. Second coil 16.. Exposed core 17. Wire frame 2. External wire frame 21. First winding area 22. First through hole 23. First concave hole 24. First dividing plate 25. Leading terminal 3. Internal wire frame 31.. second winding area 32.. second through hole 33.. second partitioning plate 34.. second recessed hole 4.. core group 41.. first core 42.. second core 43.. Third core 5.. outer cover 51. through hole 61.. main circuit 62.. secondary circuit 7.. coil 9

Claims (1)

M333646 九、申請專利範圍: 1、 一種漏感諧振變壓器結構改良,其包含: • 一外線架’該外線架設有第一繞線區及第一貫穿孔,又該外線架設有第一 凹孔; 一内線架’該内線架套設於外線架之第一貫穿孔内,該内線架設有第二繞 •線區及第二貫穿孔,又該内線架設有第二凹孔; ^ 一鐵心組,該鐵心組設有第一鐵心、第二鐵心及第三鐵心,該第一鐵心與 Φ 第二鐵心置設於内線架之第二貫穿孔内及外線架外侧,該第三鐵心置設於該外 線架之第一凹孔及内線架之第二凹孔。 2、 如申請專利範圍第1項所述之漏感諧振變壓器結構改良,其中該第一繞 線區設有複數個第一分隔板。 3、 如申請專利範圍第1項所述之漏感諧振變壓器結構改良,其中該第二繞 線區設有複數個第二分隔板。 4、 如申請專利範圍第i項所述之漏感諧振變壓器結構改良,其中該鐵心組 Φ 為兩個U狀鐵心及一個I狀鐵心。 5、 如申請專利範圍第丨項所述之漏感諧振變壓器結構改良,其中該鐵心組 為兩個I狀鐵心及一個C狀鐵心。 , 6、如申請專利範圍第1項所述之漏感諧振變壓器結構改良,其中該外線架 設有外罩。 • 7、如申請專利範圍第6項所述之漏感諧振變壓器結構改良,其中該外罩設 有透孔。 8、如申請專利範圍第7項所述之漏感諧振變壓器結構改良,其中該透孔於 M3 3 3 646 外罩下方。 9、 如申請專利範圍第7項所述之漏感諧振變壓器結構改良,其中該透孔設 有第三鐵心。 10、 如申請專利範圍第1項所述之漏感諧振變壓器結構改良,其中該第一 繞線區及第二繞線區各設有至少一組以上之線圈。M333646 IX. Patent application scope: 1. A structural improvement of a leakage inductance resonant transformer, comprising: • an outer wire frame 'the outer wire frame is provided with a first winding area and a first through hole, and the outer wire frame is provided with a first concave hole; An inner wire frame is disposed in the first through hole of the outer wire frame, the inner wire frame is provided with a second winding wire region and a second through hole, and the inner wire frame is provided with a second concave hole; ^ a core group, The core group is provided with a first iron core, a second iron core and a third iron core. The first iron core and the Φ second iron core are disposed in the second through hole of the inner wire frame and outside the outer wire frame, and the third iron core is disposed on the outer core a first recessed hole of the outer wire frame and a second recessed hole of the inner wire frame. 2. The structure of the leakage inductance resonant transformer according to claim 1, wherein the first winding area is provided with a plurality of first partition plates. 3. The structure of the leakage inductance resonant transformer according to claim 1, wherein the second winding zone is provided with a plurality of second partition plates. 4. The structure of the leakage inductance resonant transformer according to item i of the patent application scope is improved, wherein the core group Φ is two U-shaped iron cores and one I-shaped iron core. 5. The structure of the leakage inductance resonant transformer described in the scope of the patent application is improved, wherein the core group is two I-shaped cores and one C-shaped core. 6. The structure of the leakage inductance resonant transformer according to claim 1, wherein the outer wire frame is provided with a cover. • 7. The structure of the leakage inductance resonant transformer described in claim 6 of the patent application, wherein the outer cover is provided with a through hole. 8. The structure of the leakage inductance resonant transformer according to claim 7 of the patent application scope, wherein the through hole is below the M3 3 3 646 outer cover. 9. The structure of the leakage inductance resonant transformer according to claim 7, wherein the through hole is provided with a third core. 10. The structure of the leakage inductance resonant transformer according to claim 1, wherein the first winding area and the second winding area are each provided with at least one set of coils. 1111
TW096221443U 2007-12-17 2007-12-17 Improved structure of leakage inductance resonant transformer TWM333646U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105761905A (en) * 2016-01-30 2016-07-13 明纬(广州)电子有限公司 Resonant type high-current-density transformer
EP3159903A1 (en) 2015-10-14 2017-04-26 Yujing Technology Co., Ltd. Resonant high current density transformer
EP3288047A1 (en) * 2016-08-24 2018-02-28 Yujing Technology Co., Ltd. Resonant high current density transformer with improved structure
EP3376512A1 (en) 2017-03-01 2018-09-19 Yujing Technology Co., Ltd. Resonant transformer with adjustable leakage inductance

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3159903A1 (en) 2015-10-14 2017-04-26 Yujing Technology Co., Ltd. Resonant high current density transformer
CN105761905A (en) * 2016-01-30 2016-07-13 明纬(广州)电子有限公司 Resonant type high-current-density transformer
EP3288047A1 (en) * 2016-08-24 2018-02-28 Yujing Technology Co., Ltd. Resonant high current density transformer with improved structure
CN107785158A (en) * 2016-08-24 2018-03-09 昱京科技股份有限公司 Improved structure of resonant high-current density transformer
CN107785158B (en) * 2016-08-24 2019-08-30 昱京科技股份有限公司 Improved structure of resonant high-current density transformer
EP3376512A1 (en) 2017-03-01 2018-09-19 Yujing Technology Co., Ltd. Resonant transformer with adjustable leakage inductance

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