M362499 五、新型說明： 【新型所屬之技術領域】 尤指一種具有電磁 本創作係有關於一種平面變屢器， 干擾屏蔽(EMI Shielding)之平面變塵界。 【先前技術】 置箄各式電子裝置，如電源供應11或電源轉換裝 時不可或缺的基本元件，其令又以高頻的變壓： 3::小、重量輕等之特性，因此可用於要達到輕薄； 求之電源，並且隨著電子，晋 要 率等之趨熱小型化、薄型化、高功 ㈣展下’變壓器亦需朝體積小且結 應心如LED的驅動、通㈣電源、^ 求之if?卓價消費性雷+渣σ +、β # 要 變壓器相“賈//產。，原專。因與同樣功率之傳統 佳，更可逵#Ί平（平面）變壓器體積縮小電氣特性更 功率輸出的=，並在相同的體積下可做到更大的 -上之-;平面變壓器，其包含 腳1 4，上、下磁、、τ ] 、—電路板1 3及複數個接 1 3可為夕Mi〜1 1、1 2為相對稱之結構，電路板 級繞組 路板1心::=:=14-端係設置於電 置上、下磁心i ii ^包連接，而電路板1 3係設 用點膠之方式而相互黏著。日垃上、下磁心1 1、1 2可使 系統電路板上多數：妾腳14之另-端可用於與- 相對應之連接墊藉由表面黏著技術 M362499 , 0 , 电峪极上错此，便可利用上、下磁心 d二知之平面變壓器容易產生電磁干擾 使得精密的、^的使用下，電磁干擾的情形更是嚴重， 壓哭你田、電子几件受到干擾。更進一步的說，傳統之變 在開Ρ番於開關電源中，作用係在於轉換電壓與電流，而 “源操作時變壓器的線圈帶有高頻電流，因此變壓 r上已成為接收電場的天線，並發散出雜訊，而使得 电子7L件受到干擾。 並配入=本創作人有感上述缺失之可改善’乃特潛心研究 述鈾Γ予理之運用’終於提出一種設計合理且有效改善上 所失之本創作。 【新型内容】 本創彳％ n 〜電 目的，係提供一種平面變壓器，其主要係於 件，彳Μ反集成中形成有電磁干擾屏蔽(EMI Shielding)之構 使輳二具有防電磁波干擾之功效’以防止高頻使用下’ 与费的曾工- 免子疋件受到干擾。 y.、+、 —噶心級建之目的’本創作提供一種平面變壓器，包括： 謗第一’係具有相對設置的一第一磁心及一第二磁心’ π 一殘心且士 入部. 、有〜第一伸入部及該第二磁心具有一第二伸 ',Όί_ 4 ^ 之間，Β 板集成，係設置於該第—磁心及該第二磁心 入部分別^ 一罐心的第一伸入部及該第二磁心的第二伸 入°亥電路板集成内，該電路板集成内形成有主 M362499 級繞組和次級繞組；二具開放口的遮蔽金屬箔，係間隔的 設置於該電路板集成内，該二遮蔽金屬箔區隔該初級繞組 及該次級繞組，二組連接結構，係設置於該電路板集成相 對的兩邊端部，以位於該二遮蔽金屬箔的邊緣，且該二組 連接結構電性連接該二遮蔽金屬箔，使該二遮蔽金屬箔電 性連通；以及多數個導電物件，係設置於該電路板集成， 且該初級繞組及該次級繞組係分別與對應之導電物件電性 連結，及該二遮蔽金屬箔與對應之導電物件電性連結以形 成接地。 本創作具有之效益：藉由於電路板集成中設有遮蔽金 屬箔和連接結構之設計以形成電磁干擾屏蔽（EMI Shielding)，從而具有防電磁波干擾之功效，以防止高頻使 用下，使精密的電子元件受到干擾。 為使能更進一步瞭解本創作之特徵及技術内容，請參 閱以下有關本創作之詳細說明與附圖，然而所附圖式僅提 供參考與說明用，並非用來對本創作加以限制者。 【實施方式】 請參閱第一圖至第三圖所示，本創作係提供一種平面 變壓器，其包括一磁心組2 0、一電路板集成3 0及多數 個導電物件4 0。 磁心組2 0具有一第一磁心2 1及一第二磁心2 2， 第一磁心2 1具有一第一基壁2 1 1、二第一侧壁2 1 2 及一第一伸入部2 1 3，第二磁心2 2則具有一第一二基 壁2 1 1、二第二侧壁2 2 2及一第二伸入部2 2 3。第 一磁心2 1的二第一侧壁2 1 2係相對連接於第一基壁2 M362499 1 1的兩側部，第一伸入部2 1 3係自第一基壁2 1 1的 中央部延伸而成，同樣地，第二磁心2 2的二第二側壁2 2 2係相對連接於第二基壁2 2 1的兩侧部，第二伸入部 2 2 3係自第二基壁2 2 1的中央部延伸而成。 電路板集成3 0係為多層相互壓合而成之結構件，其 中在第二圖之圖式中係繪示出呈多層板分解之示意圖，電 路板^成3 Q係具有—貫穿電路板減3 Q的通孔3 1、 及在甩路板集成3 0内形成有初級（pri)繞組3 2及次級 (SEC)繞組3 3，如圖所示，初級繞組3 2之導電圖案（成 、泉圈狀的圖案）係、先連續及依序電性相接的設置在上半部 丄曰板上之後再於下半部的層板上形成初級繞組3 2， 人、及、凡、，且3 3之導電圖案（成片型之圖案）則係設 部層板上。 署且2創作中’係在電路板集成3 Q内設有二片間隔言; 4 3 41的遮蔽金屬箔34 ’而二遮蔽金屬箱〔 ^級繞組3 2及次級繞組3 3。如®所示，二起 =屬fl3 4係、間隔的設置在次級繞紅3 3的上下n &=設次級繞組3 3，並將初級繞組3 2及次㈣ 二 隔’然初級繞組3 2與次級繞組3 3之設置，, 不以本創作所述A 置 ϋ 需藉由二遮可作不同之變化設置，但主要; 區隔。 王屬治3 4將初級繞組3 2及次級繞組3 ： 其次，在本創作中， 端部設有二組連接結構3 邊緣處並位於初級纟堯組 更在電路板集成3 0相對的兩邊 5，以位於二遮蔽金屬箔3 4的 2及次級繞组3 3的外圍，且夢 M362499 由二組連接結構3 5電性遠 蔽金屬箱3 4能相互電性遠Έ—这敝金屬羯3 4 ’使二遮 如圖所示，二組連接麵構=體實施例中， .分別穿至二遮蔽金屬箱]4，刀，係為夕數個連接孔，並 -的導電金屬件（未圖示）數個分別設於連接孔内 =使二遮_34能可電金屬件， ’可作不同之變化，例如第仁一、、且連接結構亦 •結構3 5,係為二導電圖所示’讀二組連接 •職置在電路板集成3 =利用以外接的方式分 處，並連接二遮蔽金屬=目：的：邊端部3〇1、3〇2 更進-步的說明，當 也可達成相類同的目的。 箔3 4的側邊可顯露於:隹=0 70成後，二遮蔽金屬 連接結構3 5,分別C = 的側邊，因此二組 遮蔽金屬箱34連接。電路板集成3〇的側邊而與 遮蔽金屬箔3 4可兔柄a ^ 體’故具有-開放口 3 4為，泊」其大致係類成-c型片 •具有屏蔽EMI的效果。£ 、右成一封閉狀之金屬箔則不 和二遮蔽金屬箱3 4係^刀級繞细3 2、次故繞組3 3 面，帝牧4c隹α 系圍设於通孔3 1的外圈。另—士 :部分別Τ數個;穿 _箱3^與對應之導孔36連二===遮蔽金屬 導電物件4 〇係公2,祖 .*集成3 0之初級繞電路板集成30，而電路 導電物件4 0電性連結3 ” =組3 别與對應之 電物件40電性連結以形屬箱34則輿對應之導 M362499 在~本創作中，每—、曾+ 部係固設於電路板隼Π物件4 0為-插腳件’其一端 板集成3 〇之初級繞组 晴應之導孔3 5 _，且電路 應之導電物件4 〇電性 _人級繞組3 3係分別與相對 與對應之導電物件4 遮蔽金屬荡3 4則係同時 然而，導電物件亦可作=、：，藉以形成接地的效果。 入錫等以構成導带物杜°欠化设計，例如在導孔内灌 Μ % Ijr ^ ，使初級繞組、次級繞組及迻全 屬泊與導電物件形錢 U及遮敝金 意即是採用SMT蟬接方式(本心例未緣示出圖式）， 磁心組2 〇之第一磁心2 對的設置，而電路柘隹^ j第心2 2係上下相 二磁心2 2之門，成30係設置於第-磁心2 1及第 入部2 13^ ί 一磁心21與第二磁心2 2之第一伸 η肉，目? 部2 2 3即分別伸人電路板集成3 路板集it施乃係相對的伸入於通孔31中。另外，電 壁2 !_、i及】一磁心2 1及第二磁心2 2的第-基 及弟一基壁221成平行設置。 之系=物件4 ◦可用於與—系統電路板(如液晶顯示器 用第一磁心2丄和第二磁心22與電路板集； 〇初級繞組3 2與次級繞組3 3間之電磁輕合作用， =達到電壓轉換的目的。另一方面’所產生之電磁波即可 破電路板集成3 〇内之遮蔽金屬箱屏蔽’而達成遮蔽電磁 :擾的目的。更進一步的說明，成兩間隔設置的遮蔽金屬 箔3 4具有遮蔽成垂直的發散雜訊，更藉由連接結構3 5 以將一遮蔽金屬箔3 4連接起來，並位於二遮蔽金屬箔3 M362499 4的邊緣，且位於初級繞組3 2 =遮_3 4具有遮蔽成水平圍:進 達成谢1#㈣目的。_，如附件 ，猎以 一為習知變壓器之EMI實驗測 、件一所不，附件 贿實驗測試圖，由附件—及附^情二係為本創作之 藉由㈣作之設計，明顯具有有效^知 “合上述之說明’本創作藉由:/ 有遮蔽金屬箔34和連接 、电路板木成30中設 ，一 _心構===干擾 效’二高頻使用下’使精密的電子元二:干干擾擾之功 即侷限本創作之專利範圍，故舉凡運例，非因此 圍内，合予陳^勺同理皆包含於本創作之範 【圖式簡單說明】 第一圖為本創作之立體圖。 第二圖為本創作之立體分解圖（一）。 其中係緣示電路板集 其中係繪示連接結構 第三圖為本創作之立體分 —成呈多層分解之示意則―） 第四圖為本創作之立體分解圖（三） 另一實施例之示意。 第五圖為本創作之立體分解圖（四）， “圖為習知平面_之立體分解示意圖 其中係繪示電路板集 實施例之示意。 成呈多層分解及連接結構另 M362499 【主要元件符號說明】 [習知] 上磁心 1 1 下磁心 12 電路板 1 3 接腳 14 [本創作] 磁心組 2 0 第一磁心 2 1 第一基壁 2 1 1 第一侧壁 2 1 第一伸入部 213 第二磁心 22 第二基壁 221 第二側壁 222 第二伸入部 223 電路板集成 30 邊端部 3 0 1、3 0 2 通孔 3 1 初級繞組 3 2 次級繞組 3 3 遮蔽金屬箔 3 4 開放口 3 4 1 連接結構 3 5、 導孔 3 6 導電物件 4 0 10M362499 V. New description: [New technology field] Especially one type of electromagnetic This system is about a planar variable device, EMI Shielding plane dusting boundary. [Prior Art] The basic components that are indispensable for various types of electronic devices, such as the power supply 11 or the power conversion package, which are characterized by high-frequency transformation: 3: small, light weight, etc., so In order to achieve light and thin; to find the power supply, and with the electronic, Jin rate, etc., the miniaturization, thinning, high power (four) exhibition, 'transformers also need to be small and well-intentioned as LED drive, pass (four) Power supply, ^ Ifif? Price consumption thunder + slag σ +, β # To transformer phase "Jia / / production., the original. Because of the same tradition with the same power, more can be Ί #Ί平 (plane) transformer The volume is reduced by the electrical characteristics of the power output = and can be made larger under the same volume - the planar transformer, which includes the foot 14 , the upper and lower magnetic, τ ], the circuit board 1 3 And a plurality of connected 1 3 can be 夕Mi~1 1 and 1 2 are symmetrical structure, the circuit board-level winding circuit board 1 core::=:=14-end system is set on the electric upper and lower magnetic core i ii ^ The package is connected, and the circuit board 13 is connected to each other by means of dispensing. The upper and lower cores 1 1 and 1 2 can make the majority on the system board. The other end of the foot 14 can be used for the connection pad corresponding to - by the surface adhesion technology M362499, 0, the electric pole is wrong, the upper and lower cores can be used to generate electromagnetic interference. Under the use of precision, ^, the situation of electromagnetic interference is more serious, and the pressure of crying your field and electronic components are disturbed. Further, the traditional change is in the switching power supply, the role is in the conversion voltage and Current, and "the coil of the transformer with high-frequency current during source operation, so the transformer r has become the antenna that receives the electric field, and emits noise, which causes the electronic 7L to be disturbed. And with the inclusion of = the creator feels that the above-mentioned lack can be improved, "the study of uranium and arrogance", and finally proposes a design that is reasonable in design and effective in improving the lost. [New content] This is a kind of planar transformer, which is mainly used for components. The structure of EMI Shielding is formed in the anti-integration, so that it has the effect of preventing electromagnetic interference. 'To prevent high-frequency use' and the expense of the former work - free of the pieces are disturbed. y., +, - The purpose of the heart-level construction 'This creation provides a planar transformer, including: 谤 first 'system has a first core with a relative arrangement and a second core ' π a residual heart and a division into the department. The first extending portion and the second magnetic core have a second extension ', between Όί_ 4 ^, and the raft is integrated, and the first core is disposed at the first core and the second core is respectively An extension portion and a second extension of the second core are integrated into the circuit board, the main M362499 winding and the secondary winding are formed in the circuit board; the shielding metal foil with two open ports is arranged at intervals In the circuit board integration, the two shielding metal foils are separated from the primary winding and the secondary winding, and the two sets of connecting structures are disposed on opposite ends of the circuit board to be located at the edge of the two shielding metal foils. And the two sets of connection structures are electrically connected to the two shielding metal foils to electrically connect the two shielding metal foils; and a plurality of conductive objects are disposed on the circuit board, and the primary windings and the secondary windings are Respectively with the corresponding conductive object The two metal foils are electrically connected to the corresponding conductive members to form a ground. The benefits of this creation: by the design of the shielded metal foil and the connection structure in the circuit board integration to form EMI Shielding, so as to have the effect of preventing electromagnetic interference, to prevent high frequency use, so that the precision Electronic components are subject to interference. In order to further understand the features and technical contents of the present invention, please refer to the following detailed description and drawings of the present invention. However, the drawings are only for reference and explanation, and are not intended to limit the creation. [Embodiment] Referring to the first to third figures, the present invention provides a planar transformer comprising a core group 20, a circuit board integration 30, and a plurality of conductive objects 40. The core group 20 has a first core 2 1 and a second core 2 2 , and the first core 2 1 has a first base wall 21 1 , two first side walls 2 1 2 and a first extending portion 2 1 3, the second core 2 2 has a first two base wall 2 1 1 , two second side walls 2 22 and a second extension 2 2 3 . The two first side walls 2 1 2 of the first core 2 1 are oppositely connected to the two sides of the first base wall 2 M362499 1 1 , and the first extending portion 2 1 3 is from the center of the first base wall 2 1 1 The second portion of the second core 2 2 2 is oppositely connected to the two sides of the second base wall 2 2 1 , and the second extending portion 2 2 3 is from the second base. The central portion of the wall 2 2 1 extends. The circuit board integrated 30 is a structural member in which a plurality of layers are pressed together, wherein in the drawing of the second figure, a schematic diagram of the decomposition of the multi-layer board is shown, and the circuit board is formed into a 3 Q system. 3 Q vias 3 1 and a primary (pri) winding 3 2 and a secondary (SEC) winding 3 3 are formed in the manifold integration 30, as shown, the conductive pattern of the primary winding 32 , the spring-like pattern), the first continuous and sequentially electrically connected to the upper half of the slab and then the lower half of the layer to form the primary winding 3 2, human, and, And the conductive pattern of 3 3 (the pattern of the sheet type) is attached to the layer board. In the 2nd creation, there is a two-piece spacing in the board integration 3Q; the shielding metal foil 34' of the 4 3 41 and the metal box [^ winding 3 2 and the secondary winding 33]. As shown by ®, two = is fl3 4, the interval is set in the upper and lower sides of the red 3 3 n & = set the secondary winding 3 3, and the primary winding 3 2 and the second (four) two separated 'the primary The arrangement of the windings 3 2 and the secondary windings 3 3, which are not set by the present invention, can be set by different changes, but mainly; Wang Zhizhi 3 4 will be the primary winding 3 2 and the secondary winding 3: Secondly, in this creation, the end is provided with two sets of connection structure 3 at the edge and located in the primary 纟尧 group on the opposite side of the circuit board integration 30 5, in the periphery of the second shielding metal foil 3 4 and the secondary winding 3 3, and the dream M362499 by the two sets of connecting structures 3 5 electrically far from the metal box 3 4 can be electrically connected to each other - this metal羯3 4 'make two masks as shown in the figure, in the two sets of joint surface structure = body embodiment, respectively, to the two shielded metal box] 4, the knife, the number of joint holes, and the conductive metal parts (not shown) several are set in the connection hole = make the two cover _34 can be made of electrical metal parts, 'can be changed differently, for example, the first one, and the connection structure is also the structure 3 5, the system is two The conductive diagram shows 'read two sets of connections ・position on the board integration 3 = use external connection, and connect two shield metal = mesh: side end 3 〇 1, 3 〇 2 more step - The description can also be achieved for similar purposes. The side edges of the foils 3 4 can be exposed to: 隹 = 70%, and the two shield metal connection structures 3 5, respectively the sides of C = , so that the two sets of shielding metal boxes 34 are connected. The circuit board integrates the sides of the 3 turns and the shielded metal foils 3 4 can have a handle of the handles, so that the open ports 3 4 are, and the banks are substantially similar to the -c type sheets. £, the right into a closed metal foil is not and the second shielding metal box 3 4 system ^ knife-level winding 3 2, the second winding 3 3 surface, the emperor 4c 隹 α system around the outer ring of the through hole 3 1 . Another - Shi: the number of the Department separately; wear _ box 3 ^ and the corresponding guide hole 36 connected two == = shield metal conductive objects 4 〇 公 2, ancestor. * integrated 30 0 primary circuit board integration 30, The circuit conductive object 40 is electrically connected 3" = the group 3 is electrically connected to the corresponding electrical object 40 to form the box 34, and the corresponding guide M362499 is in the creation, each -, + + department is fixed In the circuit board, the object 40 is a pin member, and the one end plate is integrated with the lead hole of the primary winding of the 3 晴 3 5 _, and the conductive member of the circuit 4 〇 electrical _ human winding 3 3 system respectively At the same time, the conductive member can be used as a grounding effect, and the conductive member can also be used as a grounding effect. Injecting % Ijr ^ into the guide hole, so that the primary winding, the secondary winding and the moving berth and the conductive object shape U and the concealer are the SMT connection method (the present example is not shown) , the magnetic core group 2 〇 the first magnetic core 2 pairs of the setting, and the circuit 柘隹 ^ j first heart 2 2 system upper and lower phase two magnetic core 2 2 door, into the 30 series set in the first core 2 1 and the first part 2 13 ^ ί a core 21 and the second core 2 2 of the first extension η meat, the target part 2 2 3 is respectively extended to the circuit board integrated 3 board set it Shi is relatively extending into In addition, the electric wall 2!_, i and the magnetic core 2 1 and the second base of the second magnetic core 2 2 and the second base wall 221 are arranged in parallel. The system = object 4 ◦ can be used for - The system circuit board (such as the first core 2 丄 and the second core 22 of the liquid crystal display and the circuit board set; 电磁 the electromagnetic light cooperation between the primary winding 32 and the secondary winding 33, = achieve the purpose of voltage conversion. The electromagnetic wave generated by the aspect can break the shielded metal box shield in the circuit board 3 to achieve the purpose of shielding electromagnetic interference. Further explanation, the shielding metal foil 34 disposed at two intervals has a vertical shielding Dissipating the noise, further connecting the shielding metal foil 34 by the connecting structure 35, and located at the edge of the second shielding metal foil 3 M362499 4, and located at the primary winding 3 2 = the shielding _3 4 has the shielding horizontally : Entering the goal of Xie 1# (4). _, as attached, hunting for the EMI test of the transformer The article is not included, the attachment test chart of the attachment, the attachment--and the attachments are based on the design of the creation (4), which is obviously effective. Knowing the "comment of the above" is created by: / with shadow Metal foil 34 and connection, circuit board wood into 30, a _ heart structure === interference effect 'two high frequency use' to make the precision of the electronic element two: interference interference is the limitation of the patent scope of this creation, Therefore, for the case of the case, the reason is that the same is true for the combination of Chen and the spoon. The first picture is a perspective view of the creation. The second picture is a three-dimensional exploded view of the creation (1). Among them, the system of the edge of the circuit board shows the connection structure. The third picture is the three-dimensional part of the creation - the schematic diagram of the multi-layer decomposition -) The fourth picture is the exploded view of the creation (3) Another embodiment Indicate. The fifth figure is the three-dimensional exploded view of the creation (four), "The figure is a schematic exploded view of the conventional plane _ which is a schematic diagram showing the embodiment of the circuit board set. The multi-layer decomposition and connection structure is M362499. [Main component symbol Explanation] [Practical] Upper core 1 1 Lower core 12 Circuit board 1 3 Pin 14 [This creation] Core group 2 0 First core 2 1 First base wall 2 1 1 First side wall 2 1 First extension Portion 213 Second core 22 Second base wall 221 Second side wall 222 Second extension 223 Circuit board integration 30 Edge end 3 0 1 , 3 0 2 Through hole 3 1 Primary winding 3 2 Secondary winding 3 3 Masking metal Foil 3 4 open port 3 4 1 connection structure 3 5, guide hole 3 6 conductive object 4 0 10