TWI834136B - Transformer - Google Patents

Transformer Download PDF

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Publication number
TWI834136B
TWI834136B TW111109703A TW111109703A TWI834136B TW I834136 B TWI834136 B TW I834136B TW 111109703 A TW111109703 A TW 111109703A TW 111109703 A TW111109703 A TW 111109703A TW I834136 B TWI834136 B TW I834136B
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TW
Taiwan
Prior art keywords
isolation
positioning seat
magnetic core
isolator
positioning
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Application number
TW111109703A
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Chinese (zh)
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TW202230405A (en
Inventor
孔曉
李錦琦
萬佳美
王波
陳保華
明雄 楊
Original Assignee
大陸商東莞立德精密工業有限公司
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Publication of TW202230405A publication Critical patent/TW202230405A/en
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Publication of TWI834136B publication Critical patent/TWI834136B/en

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    • 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
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/10—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure
    • 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
    • H01F27/29—Terminals; Tapping arrangements for signal inductances
    • 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

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Coils Of Transformers For General Uses (AREA)

Abstract

The present disclosure provides a transformer. The transformer solves the problems of long electroplating cycle on the surface of the magnetic core electrode position and inability to electroplating on the side surface, reduces the overall structure size, and broadens the application scenarios of the product. The present comprises a magnetic core and a coil winding disposed on the magnetic core. The magnetic core comprises a coil bobbin and two side plates on both sides of the coil bobbin. The winding column is disposed on between the two side plates. A coil winding is wound on the winding column. The top of the two side plates are respectively provided with a number of mutually spaced positioning seats. The magnetic core comprises a magnetic main body. There is a spacer on the positioning seat. There are pads on the spacer. Electrode leads are provided on the pads. Several electrode leads of the coil winding are respectively disposed on the pads of the corresponding spacers. The present could be applied to transformers, patch transformers, common mode inductors, power transformers, etc., applied to the Netcom market, RJ45 connector isolation and communication transmission, etc.

Description

變壓器Transformer

本發明屬於變壓器技術領域，特別是涉及一種解決導電磁性材料防短路問題的變壓器。The invention belongs to the technical field of transformers, and in particular relates to a transformer that solves the problem of preventing short circuits of conductive electromagnetic materials.

現有變壓器中用的材料為不導電的鎳鋅材料，電感值偏低，繞線圈數偏多，阻抗匹配上不容易調整，無法使用導電的錳鋅材料主體架構。主體架構不能導電，無法電鍍焊接焊盤。The material used in existing transformers is non-conductive nickel-zinc material. The inductance value is low, the number of windings is too large, and the impedance matching is not easy to adjust. The main structure of conductive manganese-zinc material cannot be used. The main structure is not conductive and the solder pads cannot be plated.

現有變壓器為主體為一體式的結構，焊盤與主體用銅片方式相連接；或電鍍焊盤通過工藝與主體架構連接於一體。Existing transformers have an integrated structure with a main body, and the pads are connected to the main body using copper sheets; or the electroplated pads are connected to the main structure through a process.

本發明的目的在於克服現有技術的缺點，提供一種變壓器，解決磁芯電極位表面電鍍周期長、不能側面電鍍問題，縮小整體結構尺寸，拓寬產品應用場景。The purpose of the present invention is to overcome the shortcomings of the prior art and provide a transformer, which solves the problem of long plating cycle on the magnetic core electrode surface and inability to plating on the side, reduces the overall structural size, and broadens product application scenarios.

為解決現有技術問題，本發明採用以下技術方案：In order to solve the existing technical problems, the present invention adopts the following technical solutions:

一種變壓器，包括：磁芯（工字型）和設於磁芯上的線圈繞組；磁芯包括繞線柱和兩側的兩個側板，繞線柱設置在兩側的兩個側板之間，繞線柱上繞設有線圈繞組，兩個側板的頂端分別設有若干相互間隔的定位座（凸型）；磁芯包括導磁主體；定位座上設有隔離片；隔離片上設有焊盤，焊盤上設有電極引線；線圈繞組的若干電極引線分別設置在對應的隔離片的焊盤上。A transformer, including: a magnetic core (I-shaped) and a coil winding provided on the magnetic core; the magnetic core includes a winding column and two side plates on both sides, and the winding column is arranged between the two side plates on both sides, A coil winding is wound around the winding column, and a number of positioning seats (convex type) are arranged at the top of the two side plates respectively; the magnetic core includes a magnetic conductive body; the positioning seats are provided with isolation sheets; the isolation sheets are provided with soldering pads , electrode leads are provided on the pads; several electrode leads of the coil winding are respectively arranged on the pads of the corresponding isolation sheets.

進一步，所述磁芯包括錳鋅主體或鎳鋅主體。Further, the magnetic core includes a manganese-zinc body or a nickel-zinc body.

進一步，所述磁芯包括錳鋅鐵氧體主體或鎳鋅鐵氧體主體。Further, the magnetic core includes a manganese-zinc ferrite body or a nickel-zinc ferrite body.

進一步，所述變壓器還包括導磁體，磁芯設置在導磁體上，導磁體和磁芯為錳鋅鐵氧體主體。Further, the transformer further includes a magnetic conductor, the magnetic core is arranged on the magnetic conductor, and the magnetic conductor and the magnetic core are manganese-zinc ferrite bodies.

進一步，所述隔離片包括側壁和上座（上蓋），上座上開設有與定位座匹配的凹槽，側壁緊鄰定位座的側邊和側板外側設置；上座設有焊盤，焊盤和凹槽位於上座的相對兩面；隔離片為陶瓷片。Further, the isolation piece includes a side wall and an upper seat (upper cover). The upper seat is provided with a groove that matches the positioning seat. The side wall is located adjacent to the side of the positioning seat and the outside of the side plate; the upper seat is provided with a soldering pad, and the soldering pad and the groove are located at The two opposite sides of the upper seat; the isolation piece is a ceramic piece.

進一步，所述側壁與上座呈L型設置，上座扣合設置在定位座上。Further, the side wall and the upper seat are arranged in an L shape, and the upper seat is fastened and arranged on the positioning seat.

進一步，所述隔離片還包括設於凹槽內和側壁朝向上座的一面上的若干膠點，上座通過凹槽內的膠點黏接設置在定位座頂部；側壁通過膠點黏接設置在定位座的側邊和側板外側上。Furthermore, the isolator also includes a number of glue dots located in the groove and on the side of the side wall facing the upper base. The upper base is bonded to the top of the positioning seat through the glue dots in the groove; the side wall is bonded to the positioning base through the glue dots. on the sides of the seat and the outside of the side panels.

進一步，所述定位座包括第一定位座、第二定位座、第三定位座和第四定位座，兩個側板的頂端分別設有相互間隔的第一定位座、第二定位座、第三定位座和第四定位座，第一定位座與第二定位座之間設有第一隔離槽，第二定位座與第三定位座之間設有中隔離槽，第三定位座與第四定位座之間設有第二隔離槽；兩個側板上的若干定位座對稱（對應）相同設置。Further, the positioning seats include a first positioning seat, a second positioning seat, a third positioning seat and a fourth positioning seat. The tops of the two side plates are respectively provided with first positioning seats, second positioning seats and third positioning seats spaced apart from each other. The positioning base and the fourth positioning base are provided with a first isolation groove between the first positioning base and the second positioning base, a middle isolation groove is provided between the second positioning base and the third positioning base, and the third positioning base and the fourth positioning base are provided with a middle isolation groove. A second isolation groove is provided between the positioning seats; several positioning seats on the two side plates are arranged symmetrically (correspondingly) and identically.

進一步，所述隔離片包括第一隔離片、第二隔離片、第三隔離片、第四隔離片、第五隔離片、第六隔離片、第七隔離片和第八隔離片，第一隔離片、第二隔離片、第三隔離片和第四隔離片分別對應其中一個側板的第一定位座、第二定位座、第三定位座和第四定位座扣合設置；第五隔離片、第六隔離片、第七隔離片和第八隔離片分別對應另一個側板的第四定位座、第三定位座、第二定位座和第一定位座扣合設置。Further, the isolation sheet includes a first isolation sheet, a second isolation sheet, a third isolation sheet, a fourth isolation sheet, a fifth isolation sheet, a sixth isolation sheet, a seventh isolation sheet and an eighth isolation sheet. The first isolation sheet The piece, the second isolating piece, the third isolating piece and the fourth isolating piece respectively correspond to the first positioning base, the second positioning base, the third positioning base and the fourth positioning base of one of the side plates. The fifth isolating piece, The sixth isolating piece, the seventh isolating piece and the eighth isolating piece are buckled and arranged corresponding to the fourth positioning seat, the third positioning seat, the second positioning seat and the first positioning seat of the other side plate respectively.

進一步，所述第一隔離片、第三隔離片上的輸入電極雙線正方向並繞，雙線正向並繞的輸入電極的電極引線分別焊接設置在第一隔離片、第三隔離片的焊盤上；第二隔離片、第四隔離片上的輸入電極雙線反方向並繞，雙線反向並繞的輸入電極的電極引線分別焊接設置在第二隔離片、第四隔離片的焊盤上；第七隔離片、第五隔離片上的收線輸出電極雙線正方向並繞，雙線正向並繞的收線輸出電極的電極引線分別焊接設置在第七隔離片、第五隔離片的焊盤上；第八隔離片、第六隔離片上的收線輸出電極雙線反方向並繞，雙線反向並繞的收線輸出電極的電極引線分別焊接設置在第八隔離片、第六隔離片的焊盤上。Further, the input electrodes on the first isolator and the third isolator are double-wound in parallel in the forward direction, and the electrode leads of the input electrodes are wound in parallel in the forward direction and are respectively welded to the solder joints provided on the first isolator and the third isolator. on the disk; the input electrodes on the second isolator and the fourth isolator are wound in parallel in opposite directions, and the electrode leads of the input electrodes are wound in parallel in opposite directions and are respectively welded to the pads of the second isolator and the fourth isolator. Above; the take-up output electrodes on the seventh and fifth isolators are double-wound in the forward direction, and the electrode leads of the take-up output electrodes are welded to the seventh and fifth isolators respectively. on the pads; the take-up output electrodes on the eighth and sixth isolators are wound in opposite directions and the electrode leads of the take-up output electrodes are welded on the eighth and sixth isolators respectively. Six spacers on the pads.

進一步，所述第一隔離片、第三隔離片上的輸入電極雙線正方向並繞，雙線正向並繞的輸入電極的電極引線分別焊接設置在第一隔離片、第三隔離片的焊盤上；第二隔離片、第四隔離片上的輸入電極雙線反方向並繞，雙線反向並繞的輸入電極的電極引線分別焊接設置在第二隔離片、第四隔離片的焊盤上；第七隔離片、第五隔離片上的收線輸出電極雙線正方向並繞，雙線正向並繞的收線輸出電極的電極引線分別焊接設置在第七隔離片、第五隔離片的焊盤上；第八隔離片、第六隔離片上的收線輸出電極雙線反方向並繞，雙線反向並繞的收線輸出電極的電極引線分別焊接設置在第八隔離片、第六隔離片的焊盤上。Further, the input electrodes on the first isolator and the third isolator are double-wound in parallel in the forward direction, and the electrode leads of the input electrodes are wound in parallel in the forward direction and are respectively welded to the solder joints provided on the first isolator and the third isolator. on the disk; the input electrodes on the second isolator and the fourth isolator are wound in parallel in opposite directions, and the electrode leads of the input electrodes are wound in parallel in opposite directions and are respectively welded to the pads of the second isolator and the fourth isolator. Above; the take-up output electrodes on the seventh and fifth isolators are double-wound in the forward direction, and the electrode leads of the take-up output electrodes are welded to the seventh and fifth isolators respectively. on the pads; the take-up output electrodes on the eighth and sixth isolators are wound in opposite directions and the electrode leads of the take-up output electrodes are welded on the eighth and sixth isolators respectively. Six spacers on the pads.

本發明可應用於變壓器、貼片變壓器、共模電感、功率變壓器等，應用於網通市場，RJ45連接器隔離與通信傳輸等。The invention can be applied to transformers, patch transformers, common mode inductors, power transformers, etc., and is used in the Netcom market, RJ45 connector isolation and communication transmission, etc.

本發明主體架構使用錳鋅本體或其他導磁本體（如錳鋅鐵氧體，或鎳鋅鐵氧體、金屬導磁盤等）；與主體相連接的隔離片為陶瓷片或其他絕緣耐高溫材料；陶瓷片上設計焊盤可為電鍍，也可為銅片等導電材料；陶瓷片與主體連接方式為點膠黏合或者卡扣固定；若干陶瓷片分離式的結構與主體上定位座匹配。The main structure of the present invention uses a manganese-zinc body or other magnetically conductive bodies (such as manganese-zinc ferrite, or nickel-zinc ferrite, metal conductive disks, etc.); the isolation sheet connected to the main body is a ceramic sheet or other insulating and high-temperature-resistant material. ; The designed pads on the ceramic pieces can be electroplated, or they can be made of conductive materials such as copper sheets; the connection between the ceramic pieces and the main body is glue-point bonding or snap-fastening; the separate structures of several ceramic pieces match the positioning seats on the main body.

為能進一步瞭解本發明的特徵、技術手段以及所達到的具體目的、功能，下面結合圖式與具體實施方式對本發明作進一步詳細描述。In order to further understand the characteristics, technical means, and specific purposes and functions of the present invention, the present invention will be described in further detail below in conjunction with the drawings and specific implementation modes.

如圖式所示，本發明的實施例提出一種變壓器，例如但不限於是網絡變壓器。在一些實施例中，變壓器包括磁芯12，線圈繞組16繞設於磁芯12上，磁芯12包括導磁主體，例如磁芯12的主體或整體為導磁材料製成。在一些實施例中，磁芯12包括錳鋅主體，例如磁芯12的主體或整體為錳鋅材料製成。在一些實施例中，磁芯12包括錳鋅鐵氧體主體，例如磁芯12的主體或整體為錳鋅鐵氧體製成。在其他實施例中，磁芯12也可以包括鎳鋅主體，例如磁芯12的主體或整體為鎳鋅材料製成，其中鎳鋅材料例如是鎳鋅鐵氧體。在一些實施例中，變壓器包括導磁體11和磁芯12，磁芯12呈工字型；磁芯12設置在導磁體11上，導磁體11和磁芯12為導磁材料製成。在一些實施例中，導磁體11和磁芯12可以是錳鋅材料或鎳鋅材料製成，也可以為其他導磁材料製成。在一個實施例中，導磁體11和磁芯12主體採用錳鋅鐵氧體，也可以為鎳鋅鐵氧體或金屬導磁盤等。As shown in the figure, an embodiment of the present invention provides a transformer, such as but not limited to a network transformer. In some embodiments, the transformer includes a magnetic core 12 , and the coil windings 16 are wound around the magnetic core 12 . The magnetic core 12 includes a magnetically conductive body. For example, the main body or the entirety of the magnetic core 12 is made of magnetically conductive material. In some embodiments, the magnetic core 12 includes a manganese-zinc body. For example, the main body or the entire magnetic core 12 is made of manganese-zinc material. In some embodiments, the magnetic core 12 includes a manganese-zinc ferrite body. For example, the main body or the entire magnetic core 12 is made of manganese-zinc ferrite. In other embodiments, the magnetic core 12 may also include a nickel-zinc main body. For example, the main body or the entire magnetic core 12 is made of nickel-zinc material, where the nickel-zinc material is, for example, nickel-zinc ferrite. In some embodiments, the transformer includes a magnetic conductor 11 and a magnetic core 12. The magnetic core 12 is in an I-shape; the magnetic core 12 is disposed on the magnetic conductor 11. The magnetic conductor 11 and the magnetic core 12 are made of magnetically conductive materials. In some embodiments, the magnetic conductive body 11 and the magnetic core 12 may be made of manganese zinc material, nickel zinc material, or other magnetic conductive materials. In one embodiment, the main bodies of the magnetic conductor 11 and the magnetic core 12 are made of manganese-zinc ferrite, and may also be nickel-zinc ferrite or metal conductive disks.

進一步，磁芯12（工字型）包括繞線柱18和兩側的側板19，繞線柱18設置在兩側的側板19之間，繞線柱18上繞設有線圈繞組16，側板19的頂端設有若干相互間隔的定位座30，定位座30呈凸型；定位座30上設有隔離片20，隔離片20可以為陶瓷片，也可以為其他絕緣耐高溫材料。隔離片20包括側壁42、上座43，側壁42與上座43呈L型直角設置，上座43（上蓋）上開設有與定位座30匹配的凹槽41，上座43扣合黏結在定位座30（凸型）上；凹槽41內設有若干膠點44，上座43通過凹槽41內的膠點44與定位座30頂部黏接。Further, the magnetic core 12 (I-shaped) includes a winding column 18 and side plates 19 on both sides. The winding column 18 is arranged between the side plates 19 on both sides. The coil winding 16 is wound on the winding column 18, and the side plates 19 There are a number of mutually spaced positioning seats 30 at the top, and the positioning seats 30 are convex; the positioning seats 30 are provided with isolation sheets 20, and the isolation sheets 20 can be ceramic sheets or other insulating and high-temperature resistant materials. The isolation piece 20 includes a side wall 42 and an upper seat 43. The side wall 42 and the upper seat 43 are arranged at an L-shaped right angle. The upper seat 43 (upper cover) is provided with a groove 41 that matches the positioning seat 30. The upper seat 43 is buckled and bonded to the positioning seat 30 (convex). type); there are a number of glue dots 44 in the groove 41, and the upper seat 43 is bonded to the top of the positioning seat 30 through the glue dots 44 in the groove 41.

側壁42緊鄰定位座30的側邊和側板19外側設置，側壁42朝向上座43的一面設有若干膠點44，側壁42通過膠點44黏接在定位座30的側邊和側板19外側上。The side wall 42 is disposed adjacent to the side of the positioning seat 30 and the outside of the side plate 19. A plurality of glue dots 44 are provided on the side of the side wall 42 facing the upper seat 43. The side wall 42 is bonded to the side of the positioning base 30 and the outside of the side plate 19 through the glue dots 44.

進一步，在一個實施例中，隔離片20的上座43上面設有焊盤14，焊盤14上焊接設有電極引線15；線圈繞組16的若干電極引線15分別焊接設置在對應的隔離片20平面的焊盤14上。焊盤14和凹槽41位於上座43的相對兩面。Further, in one embodiment, the upper seat 43 of the isolator 20 is provided with a welding pad 14, and the electrode leads 15 are welded on the welding pad 14; several electrode leads 15 of the coil winding 16 are respectively welded and arranged on the corresponding plane of the isolator 20. on pad 14. The pads 14 and the grooves 41 are located on opposite sides of the upper base 43 .

進一步，在其中一個實施例中，定位座30包括第一定位座31、第二定位座39、第三定位座33、第四定位座35，兩個側板19的頂端分別設有相互間隔的第一定位座31、第二定位座39、第三定位座33、第四定位座35，第一定位座31與第二定位座39之間設有第一隔離槽32，第二定位座39與第三定位座33之間設有中隔離槽17，第三定位座33與第四定位座35之間設有第二隔離槽34；兩個側板19上的若干定位座30對稱（對應）相同設置。Further, in one embodiment, the positioning base 30 includes a first positioning base 31, a second positioning base 39, a third positioning base 33, and a fourth positioning base 35. The top ends of the two side plates 19 are respectively provided with mutually spaced third positioning bases. A positioning base 31, a second positioning base 39, a third positioning base 33, a fourth positioning base 35. A first isolation groove 32 is provided between the first positioning base 31 and the second positioning base 39. The second positioning base 39 and A middle isolation groove 17 is provided between the third positioning seats 33, and a second isolation groove 34 is provided between the third positioning seat 33 and the fourth positioning seat 35; several positioning seats 30 on the two side plates 19 are symmetrical (corresponding) and identical. settings.

進一步，在其中一個實施例中，隔離片20包括第一隔離片21、第二隔離片22、第三隔離片23、第四隔離片24、第五隔離片25、第六隔離片26、第七隔離片27、第八隔離片28，第一隔離片21、第二隔離片22、第三隔離片23、第四隔離片24分別對應第一定位座31、第二定位座39、第三定位座33、第四定位座35扣合黏結設置；另一側的側板19頂端依次設有分別對應各自定位座30（凸型）的第五隔離片25、第六隔離片26、第七隔離片27、第八隔離片28。Further, in one embodiment, the isolation sheet 20 includes a first isolation sheet 21, a second isolation sheet 22, a third isolation sheet 23, a fourth isolation sheet 24, a fifth isolation sheet 25, a sixth isolation sheet 26, The seventh isolating piece 27 and the eighth isolating piece 28, the first isolating piece 21, the second isolating piece 22, the third isolating piece 23, and the fourth isolating piece 24 respectively correspond to the first positioning base 31, the second positioning base 39, and the third isolating piece. The positioning seat 33 and the fourth positioning seat 35 are fastened and bonded; the top of the side plate 19 on the other side is provided with the fifth isolating piece 25, the sixth isolating piece 26 and the seventh isolating piece corresponding to the respective positioning base 30 (convex type). Piece 27, eighth isolation piece 28.

第五隔離片25、第六隔離片26、第七隔離片27和第八隔離片28分別對應另一個側板19的第四定位座35、第三定位座33、第二定位座39和第一定位座31扣合設置。The fifth isolating piece 25, the sixth isolating piece 26, the seventh isolating piece 27 and the eighth isolating piece 28 respectively correspond to the fourth positioning seat 35, the third positioning seat 33, the second positioning seat 39 and the first positioning seat of the other side plate 19. The positioning seat 31 is fastened and set.

在其中一個實施例中，第一隔離片21、第三隔離片23上的輸入電極雙線正方向並繞，雙線正向並繞的輸入電極的電極引線15分別焊接設置在第一隔離片21、第三隔離片23的焊盤14上；第二隔離片22、第四隔離片24上的輸入電極雙線反方向並繞，雙線反向並繞的輸入電極的電極引線15分別焊接設置在第二隔離片22、第四隔離片24的焊盤14上。In one embodiment, the input electrodes on the first isolator 21 and the third isolator 23 are double-wound in the forward direction, and the electrode leads 15 of the input electrodes are wound in the forward direction and are respectively welded to the first isolator. 21. On the pad 14 of the third isolator 23; on the second isolator 22 and the fourth isolator 24, the input electrodes are double-wound in opposite directions and the electrode leads 15 of the input electrodes are welded separately. It is provided on the pad 14 of the second isolation sheet 22 and the fourth isolation sheet 24 .

在其中一個實施例中，第七隔離片27、第五隔離片25上的收線輸出電極雙線正方向並繞，雙線正向並繞的收線輸出電極的電極引線15分別焊接設置在第七隔離片27、第五隔離片25的焊盤14上；第八隔離片28、第六隔離片26上的收線輸出電極雙線反方向並繞，雙線反向並繞的收線輸出電極的電極引線15分別焊接設置在第八隔離片28、第六隔離片26的焊盤14上。所有電極引線15銅線通過點焊在陶瓷電極平面（隔離片20）上。In one embodiment, the take-up output electrodes on the seventh isolator 27 and the fifth isolator 25 are double-wound in the forward direction, and the electrode leads 15 of the double-wound forward output electrodes are respectively welded and arranged on On the pads 14 of the seventh isolator 27 and the fifth isolator 25; on the eighth isolator 28 and the sixth isolator 26, the take-up output electrodes have two wires wound in parallel and in opposite directions, and the two wires are wound in parallel in opposite directions. The electrode leads 15 of the output electrode are respectively welded to the pads 14 of the eighth isolation sheet 28 and the sixth isolation sheet 26 . All electrode leads 15 copper wires are spot welded on the ceramic electrode plane (isolation sheet 20).

本發明的導磁體11、磁芯12採用錳鋅本體為導電體，在上述實施例中，設有八個焊盤14，如果八個焊盤14直接與錳鋅本體連接於一起，焊盤14將會兩兩短路，失去原有功能；隔離片20（陶瓷片）為絕緣體，八個焊盤14連接於隔離片20（陶瓷片）上，與錳鋅本體隔離，起到隔絕作用，達到兩兩焊盤14間相互的絕緣效果。The magnetic conductor 11 and the magnetic core 12 of the present invention use a manganese-zinc body as the conductor. In the above embodiment, eight soldering pads 14 are provided. If the eight soldering pads 14 are directly connected to the manganese-zinc body, the soldering pads 14 Will short-circuit two by two and lose the original function; the isolation plate 20 (ceramic plate) is an insulator, and the eight pads 14 are connected to the isolation plate 20 (ceramic plate), isolated from the manganese-zinc body, and play an isolation role to achieve two Mutual insulation effect between the two pads 14.

本發明解決磁芯電極位表面電鍍周期長、不能側面電鍍問題，加大產品貼片後結合力，以及改變磁芯磁導率，縮小整體結構尺寸，拓寬產品結構限制，擴展產品應用場景。The invention solves the problem of long plating cycle on the surface of the magnetic core electrode position and inability to plating on the side, increases the bonding force of the product after patching, changes the magnetic permeability of the magnetic core, reduces the overall structural size, broadens the product structure restrictions, and expands the product application scenarios.

本發明採用隔離片20（陶瓷片）加膠點44，隔離片20與磁芯12扣合黏結；隔離片20（陶瓷片）絕緣體：隔離於焊盤14導體與錳鋅材料製成的磁芯12之間，起到隔絕作用。主體（導磁體11、磁芯12）可以是錳鋅材料，也可以為其他導磁材料；隔離片20可以為陶瓷片，也可以為其他絕緣耐高溫材料。The invention uses an isolation piece 20 (ceramic piece) with glue points 44, and the isolation piece 20 is buckled and bonded with the magnetic core 12; the isolation piece 20 (ceramic piece) insulator: isolates the conductor of the pad 14 from the magnetic core made of manganese-zinc material 12, plays an isolation role. The main body (magnetic conductor 11 and magnetic core 12) can be made of manganese-zinc material or other magnetically conductive materials; the isolation sheet 20 can be a ceramic sheet or other insulating and high-temperature resistant materials.

隔離片20（陶瓷片）數量，可以為1個，2個，3個，4個，5個，6個，7個，8個等；隔離片20（陶瓷片）上的焊盤14（焊片），可以為金屬片、電鍍PAD等可焊接導電結構。The number of isolation sheets 20 (ceramic sheets) can be 1, 2, 3, 4, 5, 6, 7, 8, etc.; the pad 14 (soldering pad) on the isolation sheet 20 (ceramic sheets) sheet), which can be a metal sheet, electroplated PAD and other weldable conductive structures.

在本說明書的描述中，術語“連接”、“安裝”、“固定”、“設置”、“具有”、“前”、“上”等均做廣義理解，例如，“連接”可以是固定連接或在不影響部件關係與技術效果的基礎上通過中間組件間接進行，也可以是一體連接或部分連接，如同此例的情形對於本領域普通技術人員而言，可根據具體情況理解上述術語在本發明或發明中的具體含義。In the description of this specification, the terms "connection", "installation", "fixing", "setting", "having", "front", "on", etc. are understood in a broad sense. For example, "connection" can be a fixed connection. Or it can be done indirectly through intermediate components without affecting the relationship between components and technical effects. It can also be an integral connection or a partial connection, as in this example. For those of ordinary skill in the art, the above terms can be understood in this article according to the specific circumstances. Invention or specific meaning in invention.

上述對實施例的描述是為了便於該技術領域的普通技術人員能夠理解和應用本案技術，熟悉本領域技術的人員顯然可輕易對這些實例做出各種修改，並把在此說明的一般原理應用到其它實施例中而不必經過創造性的勞動。因此，本案不限於以上實施例。The above description of the embodiments is to facilitate those skilled in the art to understand and apply the technology of this case. It is obvious that those familiar with the art can easily make various modifications to these examples and apply the general principles explained here to In other embodiments, no creative effort is required. Therefore, this case is not limited to the above embodiment.

11:導磁體 12:磁芯 14:焊盤 15:電極引線 16:線圈繞組 17:中隔離槽 18:繞線柱 19:側板 20:隔離片 21:第一隔離片 22:第二隔離片 23:第三隔離片 24:第四隔離片 25:第五隔離片 26:第六隔離片 27:第七隔離片 28:第八隔離片 30:定位座 31:第一定位座 32:第一隔離槽 33:第三定位座 34:第二隔離槽 35:第四定位座 39:第二定位座 41:凹槽 42:側壁 43:上座 44:膠點 11: Magnetic conductor 12: Magnetic core 14: Pad 15:Electrode lead 16: Coil winding 17: Middle isolation tank 18: Winding post 19:Side panel 20:Isolation film 21:The first isolation film 22:Second isolation piece 23:The third isolation piece 24:The fourth isolation film 25:The fifth isolation film 26: The sixth isolation film 27:The seventh isolation film 28:The eighth isolation film 30: Positioning seat 31: First positioning seat 32: First isolation tank 33:Third positioning seat 34:Second isolation tank 35: The fourth positioning seat 39: Second positioning seat 41: Groove 42:Side wall 43: Take your seat 44:Glue dots

圖1為本發明實施例的示意圖； 圖2為本發明實施例的剖面示意圖； 圖3為本發明的實施例的分解示意圖； 圖4為本發明實施例隔離片部分的示意圖；以及 圖5為本發明實施例的結構示意圖。 Figure 1 is a schematic diagram of an embodiment of the present invention; Figure 2 is a schematic cross-sectional view of an embodiment of the present invention; Figure 3 is an exploded schematic diagram of an embodiment of the present invention; Figure 4 is a schematic diagram of the isolation sheet part according to the embodiment of the present invention; and Figure 5 is a schematic structural diagram of an embodiment of the present invention.

11:導磁體 11: Magnetic conductor

12:磁芯 12: Magnetic core

14:焊盤 14: Pad

15:電極引線 15:Electrode lead

16:線圈繞組 16: Coil winding

17:中隔離槽 17: Middle isolation tank

21:第一隔離片 21:The first isolation film

22:第二隔離片 22:Second isolation piece

23:第三隔離片 23:The third isolation piece

24:第四隔離片 24:The fourth isolation film

25:第五隔離片 25:The fifth isolation film

26:第六隔離片 26: The sixth isolation film

27:第七隔離片 27:The seventh isolation film

28:第八隔離片 28:The eighth isolation film

Claims (12)

一種變壓器，包括：一磁芯(12)和設於該磁芯(12)上的一線圈繞組(16)；該磁芯(12)包括一繞線柱(18)和兩側的兩個側板(19)，該繞線柱(18)設置在兩側的該兩個側板(19)之間，該繞線柱(18)上繞設有該線圈繞組(16)，該兩個側板(19)的頂端分別設有若干相互間隔的一定位座(30)；該磁芯(12)包括一導磁主體；一隔離片(20)，設於該定位座(30)上，該隔離片(20)包括一側壁(42)和一上座(43)，該上座(43)上開設有與該定位座(30)匹配的一凹槽(41)，該側壁(42)緊鄰該定位座(30)的側邊和該側板(19)外側設置，該上座(43)設有一焊盤(14)，該焊盤(14)和該凹槽(41)位於該上座(43)的相對兩面，該隔離片(20)為陶瓷片；以及一焊盤(14)，設於該隔離片(20)上，該焊盤(14)上設有一電極引線(15)；該線圈繞組(16)的若干該電極引線(15)分別設置在對應的該隔離片(20)的該焊盤(14)上。 A transformer, including: a magnetic core (12) and a coil winding (16) provided on the magnetic core (12); the magnetic core (12) includes a winding column (18) and two side plates on both sides (19), the winding column (18) is arranged between the two side plates (19) on both sides, the coil winding (16) is wound on the winding column (18), and the two side plates (19) ) are respectively provided with a plurality of positioning seats (30) spaced apart from each other at the top; the magnetic core (12) includes a magnetically conductive main body; an isolation piece (20) is provided on the positioning base (30), and the isolation piece (20) is arranged on the positioning base (30). 20) It includes a side wall (42) and an upper seat (43). The upper seat (43) is provided with a groove (41) matching the positioning seat (30). The side wall (42) is adjacent to the positioning seat (30). ) and the outside of the side plate (19). The upper seat (43) is provided with a soldering pad (14). The soldering pad (14) and the groove (41) are located on opposite sides of the upper seat (43). The isolating sheet (20) is a ceramic sheet; and a soldering pad (14) is provided on the isolating sheet (20), and an electrode lead (15) is provided on the soldering pad (14); a plurality of the coil winding (16) The electrode leads (15) are respectively arranged on the corresponding pads (14) of the isolation sheet (20). 如請求項1所述的一種變壓器，其中該磁芯(12)包括錳鋅主體或鎳鋅主體。 A transformer as claimed in claim 1, wherein the magnetic core (12) includes a manganese-zinc body or a nickel-zinc body. 如請求項1所述的一種變壓器，其中該磁芯(12)包括錳鋅鐵氧體主體或鎳鋅鐵氧體主體。 A transformer as claimed in claim 1, wherein the magnetic core (12) includes a manganese-zinc ferrite body or a nickel-zinc ferrite body. 如請求項3所述的一種變壓器，還包括一導磁體(11)，該磁芯(12)設置在該導磁體(11)上，該導磁體(11)和該磁芯(12)為錳鋅鐵氧體主體。 A transformer as described in claim 3, further comprising a magnetic conductor (11), the magnetic core (12) is arranged on the magnetic conductor (11), the magnetic conductor (11) and the magnetic core (12) are made of manganese Zinc ferrite body. 如請求項1所述的一種變壓器，其中該側壁(42)與該上座(43)呈L型設置，該上座(43)扣合設置在該定位座(30)上。 A transformer as claimed in claim 1, wherein the side wall (42) and the upper seat (43) are arranged in an L shape, and the upper seat (43) is fastened to the positioning seat (30). 如請求項5所述的一種變壓器，其中該隔離片(20)還包括設於該凹槽(41)內和該側壁(42)朝向該上座(43)的一面上的若干膠點(44)，該上座(43)通過該凹槽(41)內的該膠點(44)黏接設置在該定位座(30)頂部；該側壁(42)通過該膠點(44)黏接設置在該定位座(30)的側邊和該側板(19)外側上。 A transformer as claimed in claim 5, wherein the isolation sheet (20) further includes a plurality of glue dots (44) located in the groove (41) and on a side of the side wall (42) facing the upper seat (43). , the upper seat (43) is bonded to the top of the positioning seat (30) through the glue point (44) in the groove (41); the side wall (42) is bonded to the top of the positioning seat (30) through the glue point (44). On the side of the positioning seat (30) and the outside of the side plate (19). 一種變壓器，包括：一磁芯(12)和設於該磁芯(12)上的一線圈繞組(16)；該磁芯(12)包括一繞線柱(18)和兩側的兩個側板(19)，該繞線柱(18)設置在兩側的該兩個側板(19)之間，該繞線柱(18)上繞設有該線圈繞組(16)，該兩個側板(19)的頂端分別設有若干相互間隔的一定位座(30)；該磁芯(12)包括一導磁主體，該定位座(30)包括一第一定位座(31)、一第二定位座(39)、一第三定位座(33)和一第四定位座(35)，該兩個側板(19)的頂端分別設有相互間隔的該第一定位座(31)、該第二定位座(39)、該第三定位座(33)和該第四定位座(35)，該第一定位座(31)與該第二定位座(39)之間設有一第一隔離槽(32)，該第二定位座(39)與該第三定位座(33)之間設有一中隔離槽(17)，該第三定位座(33)與該第四定位座(35)之間設有一第二隔離槽(34)；一隔離片(20)，設於該定位座(30)上；以及一焊盤(14)，設於該隔離片(20)上，該焊盤(14)上設有一電極引線(15)；該線圈繞組(16)的若干該電極引線(15)分別設置在對應的該隔離片(20)的該焊盤(14)上。 A transformer, including: a magnetic core (12) and a coil winding (16) provided on the magnetic core (12); the magnetic core (12) includes a winding column (18) and two side plates on both sides (19), the winding column (18) is arranged between the two side plates (19) on both sides, the coil winding (16) is wound on the winding column (18), and the two side plates (19) ) are respectively provided with a plurality of positioning seats (30) spaced apart from each other at the top; the magnetic core (12) includes a magnetic conductive body, and the positioning seat (30) includes a first positioning seat (31) and a second positioning seat (39), a third positioning seat (33) and a fourth positioning seat (35). The tops of the two side plates (19) are respectively provided with the first positioning seat (31) and the second positioning seat (31) spaced apart from each other. The base (39), the third positioning base (33) and the fourth positioning base (35) are provided with a first isolation groove (32) between the first positioning base (31) and the second positioning base (39). ), a middle isolation groove (17) is provided between the second positioning seat (39) and the third positioning seat (33), and a middle isolation groove (17) is provided between the third positioning seat (33) and the fourth positioning seat (35). There is a second isolation groove (34); an isolation piece (20), located on the positioning seat (30); and a soldering pad (14), located on the isolation piece (20), the soldering pad (14) An electrode lead (15) is provided on the coil winding (16); a plurality of the electrode leads (15) of the coil winding (16) are respectively arranged on the corresponding pads (14) of the isolation sheet (20). 如請求項7所述的一種變壓器，其中該磁芯(12)包括錳鋅主體或鎳鋅主體。 A transformer as claimed in claim 7, wherein the magnetic core (12) includes a manganese-zinc body or a nickel-zinc body. 如請求項7所述的一種變壓器，其中該磁芯(12)包括錳鋅鐵氧體主體或鎳鋅鐵氧體主體。 A transformer as claimed in claim 7, wherein the magnetic core (12) includes a manganese-zinc ferrite body or a nickel-zinc ferrite body. 如請求項9所述的一種變壓器，還包括一導磁體(11)，該磁芯(12)設置在該導磁體(11)上，該導磁體(11)和該磁芯(12)為錳鋅鐵氧體主體。 A transformer as claimed in claim 9, further comprising a magnetic conductor (11), the magnetic core (12) is arranged on the magnetic conductor (11), the magnetic conductor (11) and the magnetic core (12) are made of manganese Zinc ferrite body. 如請求項7所述的一種變壓器，其中該隔離片(20)包括一第一隔離片(21)、一第二隔離片(22)、一第三隔離片(23)、一第四隔離片(24)、一第五隔離片(25)、一第六隔離片(26)、一第七隔離片(27)和一第八隔離片(28)，該第一隔離片(21)、該第二隔離片(22)、該第三隔離片(23)和該第四隔離片(24)分別對應其中一個該側板(19)的該第一定位座(31)、該第二定位座(39)、該第三定位座(33)和該第四定位座(35)扣合設置；該第五隔離片(25)、該第六隔離片(26)、該第七隔離片(27)和該第八隔離片(28)分別對應另一個該側板(19)的該第四定位座(35)、該第三定位座(33)、該第二定位座(39)和該第一定位座(31)扣合設置。 A transformer as claimed in claim 7, wherein the isolation piece (20) includes a first isolation piece (21), a second isolation piece (22), a third isolation piece (23), and a fourth isolation piece. (24), a fifth isolator (25), a sixth isolator (26), a seventh isolator (27) and an eighth isolator (28), the first isolator (21), the The second isolation piece (22), the third isolation piece (23) and the fourth isolation piece (24) respectively correspond to the first positioning seat (31) and the second positioning seat (31) of one of the side plates (19). 39), the third positioning seat (33) and the fourth positioning seat (35) are buckled together; the fifth isolating piece (25), the sixth isolating piece (26), and the seventh isolating piece (27) and the eighth isolating piece (28) respectively correspond to the fourth positioning seat (35), the third positioning seat (33), the second positioning seat (39) and the first positioning seat of the other side plate (19). The seat (31) is buckled and set. 如請求項11所述的一種變壓器，其中該第一隔離片(21)、該第三隔離片(23)上的輸入電極雙線正方向並繞，雙線正向並繞的輸入電極的該電極引線(15)分別焊接設置在該第一隔離片(21)、該第三隔離片(23)的該焊盤(14)上；該第二隔離片(22)、該第四隔離片(24)上的輸入電極雙線反方向並繞，雙線反向並繞的輸入電極的該電極引線(15)分別焊接設置在該第二隔離片(22)、該第四隔離片(24)的該焊盤(14)上；該第七隔離片(27)、該第五隔離片(25)上的收線輸出電 極雙線正方向並繞，雙線正向並繞的收線輸出電極的該電極引線(15)分別焊接設置在該第七隔離片(27)、該第五隔離片(25)的該焊盤(14)上；以及該第八隔離片(28)、該第六隔離片(26)上的收線輸出電極雙線反方向並繞，雙線反向並繞的收線輸出電極的該電極引線(15)分別焊接設置在該第八隔離片(28)、該第六隔離片(26)的該焊盤(14)上。 A transformer as claimed in claim 11, wherein the input electrodes on the first isolator (21) and the third isolator (23) are double-wound in the forward direction, and the input electrodes of the double-wound input electrodes are forwardly wound in parallel. The electrode leads (15) are respectively welded and arranged on the pads (14) of the first isolation sheet (21) and the third isolation sheet (23); the second isolation sheet (22) and the fourth isolation sheet (22) are The input electrode on 24) is double-wound in opposite directions and the electrode lead (15) of the double-wound input electrode is welded to the second isolator (22) and the fourth isolator (24) respectively. on the welding pad (14); on the seventh isolation piece (27) and the fifth isolation piece (25) The electrode leads (15) of the take-up output electrode of the two-wire forward direction winding are respectively welded to the seventh isolator (27) and the fifth isolator (25). on the disk (14); and on the eighth isolator (28) and the sixth isolator (26), the two wires of the take-up output electrode are wound in opposite directions and parallel, and the two wires of the take-up output electrode are wound in opposite directions and parallel. The electrode leads (15) are respectively welded and arranged on the bonding pads (14) of the eighth isolation piece (28) and the sixth isolation piece (26).
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TW201830419A (en) * 2017-02-03 2018-08-16 日商太陽誘電股份有限公司 Wire-wound coil element
US20210065960A1 (en) * 2019-08-30 2021-03-04 Tdk Corporation Coil device
US20210358672A1 (en) * 2020-05-15 2021-11-18 Murata Manufacturing Co., Ltd. Inductor component

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TW201830419A (en) * 2017-02-03 2018-08-16 日商太陽誘電股份有限公司 Wire-wound coil element
US20210065960A1 (en) * 2019-08-30 2021-03-04 Tdk Corporation Coil device
US20210358672A1 (en) * 2020-05-15 2021-11-18 Murata Manufacturing Co., Ltd. Inductor component

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