M322606 八、新型說明： 【新型所屬之技術領域】 本新型是有關於-種變壓器’特別是指一種可調整互 感的變壓器。 【先前技術】 目前液晶赫器多f要藉由冷陰極榮光管（c〇id cath_ 他刪咖Lamp，CCFL)來作為主要光源，因為點亮此類燈 管必須使用高電壓，所以會利用換流器所組成的換流電路 來達成點燈動作，換流電路是採用換流變壓器來作為昇壓 兀件，其中又可區分為一換流變壓器驅動一燈管的一對一 方式，以及一換流變壓器驅動二燈管的一對多方式，若以 32忖的液晶顯示器為例，目前必須使用16支燈管來提供背 光源，此時如果採用一對一的點燈方式，則勢必需要Μ個 換流變壓器來驅動，又當液晶面板的尺寸增加時，所需的 燈官數目也需要增加，可想而知換流變壓器的數量也有增 無減，而為了降低換流變壓器的數量以節省成本，未來使 用一對多方式來進行點燈就成為主要趨勢。 如圖1所示’為目前一對多的變壓器型態，該變壓器 200包括兩個繞線軸20及一與該等繞線軸20相結合的兩個 U形鐵匕21，該等繞線軸20的其中一者是組合於該u形鐵 〜21的一側，並捲繞一初級線圈2〇1，而另一者是對應於 則者、、且口於該U形鐵心21的另一側，並捲繞兩個次級線圈 2〇2 ’該初級線圈2〇1與該等次級線圈202同時產生耦合效 應，該等次級線圈202的兩端可分別連接於一燈管（如圖2 5 M322606 感效應。 該調整鐵心的截面積是小於該主鐵心，該調整鐵心是 设置於該等線圈之間並鄰近該主鐵心，該調整鐵心可相對 於該主鐵心移動，進而改變該等線圈之間的互感磁通。 本新型的有益效果在於：利用該調整鐵心相對於該主 鐵心的移動，可調整兩相鄰線圈之間的互感量，改善該等 線圈因為互感效應交互影響的激磁磁通量，增加有效磁路 長’而令該變壓器的主磁路同時具備疏耦合及密耦合作用 ’達到該等線圈上的電流能平均、穩定的使用目的。 【實施方式】 有關本新型之前述及其他技術内容、特點與功效，在 以下配合參考圖式之數個較佳實施例的詳細說明中，將可 清楚的呈現。 在本新型被詳細描述之前，要注意的是，以下的說明 内谷中’類似的元件是以相同的編號來表示。 如圖5、6所示，本新型可調整互感的變壓器的第一較 佳實施例包含二相鄰具有互感效應的線圈60、一提供該等 線圈60圍繞的主鐵心61、一截面積小於該主鐵心61的調 整鐵心62，及一跨設於該主鐵心61的兩侧並提供該調整鐵 心62穿設的架體63，該架體63在本第一較佳實施例中是 呈現η型。 該主鐵心61是由兩個υ形鐵心610組成（υυ型），並 且一侧疋繞β又成—初級線圈611 ’相反的另一側是繞設成-次級線圈612，該主鐵心61包括一遠離於該調整鐵心62的 M322606 當在進行調整作業時，藉由適度增加有效磁路長，而 令該變壓器的主磁路同時具備疏耦合及密耦合作用，進而 就能達到使該等線圈60上的電流能平均、穩定的使用目的 〇 此外值得一提的是，由於該主鐵心61的遠端部614截 面積是大於該主鐵心61的有效截面積613,因此該等次級 線圈612在鄰近該等初級線圈611的部分其耦合效果將提昇 而形成密耦合，該等次級線圈612鄰近該調整鐵心62的部 分將形成疏耦合，於是可以使得從遠端部份進入的行進波 減少而避免駐波形成。 如圖7、8所示，以下將更進一步說明本新型的第二較 佳實施例，該第二較佳實施例與上述該第一較佳實施例大 致相同，其不同處在於該調整鐵心62與該主鐵心61之間 的相對位移，是藉由垂直移動的方式來改變該調整鐵心Μ 與該主鐵心61之間的氣隙距離623 (垂直氣隙），例如圖7 所示，在一架體63中設置一絕緣的墊片64，使得該墊片 64疋；|於該主鐵心61與該調整鐵心62之間，那麼當該調 整鐵心62设置到該架體63時，就能經由該墊片64得到不 同垂直鬲度的氣隙距離623，配合實際情形使用不同厚度規 ^的墊片64就能達到調整該氣隙距離623的功效，另外如 所示 架體63上可裝設一偏心旋轉的轉輪65，使得 忒轉輪65頂抵於該調整鐵心62的底部，於是就能利用旋 轉該轉輪65的方式來達到調整該氣隙距離623的功效，且 同樣能達到調整該等線圈6〇之間互感量的使用目的。 9 M322606 戈口圃y、10所示，以下將更進一步說明本新型的第三 車父佳實施例’該第三較佳實施例與上述該第二較佳實施例 大致相同’其不同處在於該調整鐵心62與該主鐵心61之 間的相對位移，是藉由使該調整鐵心62沿著該長方向χ前 進或後退的方式，來改變該調整鐵心62與該主鐵心61之 間的氣隙接觸面積624 (如圖9所示向下投影的面積），另 外也可以藉由該調整鐵心62沿著該長方向χ水平移動的方 式來改變氣隙距離623 (如圖1〇所示形成水平氣隙），則同 樣能達到調整該等線圈60之間互感量的使用目的。而再值 得一提的是，如圖9、1〇所示的該等線圈ό〇是透過一電路 板上所形成的外部線路70焊接形成串聯狀態。 如圖11所示，以下將更進一步說明本新型的第四較佳 實施例，該第四較佳實施例與上述該第一較佳實施例大致 相同，其不同處在於該主鐵心61的兩侧分別繞設有一初級 線圈611與一次級線圈612，該等線圈6〇在本第四較佳實 施例中是指該等次級線圈612，實際應用時也可以是指該等 初級線圈611，其中在本第四較佳實施例中，只要運用該調 整鐵心62與該主鐵心61做相對移動，則藉由上述該第一 、二、三較佳實施例的調整方式，同樣可以達到調整該等 線圈60之間互感量的使用效果。 如圖12、13所示，以下將更進一步說明本新型的第五 較佳實施例，該第四較佳實施例與上述該第一較佳實施例 大致相同，其不同處在於該等初級線圈611•與該等次級線圈 612都是繞設於該主鐵心61的同一側，其中圖12所示的該 10 M322606 等初級線圈611是繞設於該等次級線圈612的相反兩端並直 接串接’且該等線圈60是指該等次級線圈612，而圖13所 示的該等次級線圈612是繞設於該等初級線圈611的相反兩 端’該等線圈60是指該等初級線圈611且直接串接相連， 該調整鐵心62都是設置於該等線圈60之間，並橫跨於該 主鐵心61的兩側，只要運用該調整鐵心62與該主鐵心61 做相對移動，則藉由上述該第一、二、三較佳實施例的調M322606 VIII. New description: [New technical field] The new type is related to a transformer, especially a transformer with adjustable mutual inductance. [Prior Art] At present, the liquid crystal device has to be used as the main light source by the cold cathode glory tube (c〇id cath_he deletes the light, CCFL), because the lamp must be used with high voltage, so it will be replaced. The converter circuit composed of the flow device realizes the lighting action, and the commutation circuit uses the converter transformer as the boosting element, wherein it can be further divided into a one-to-one manner in which a converter transformer drives a lamp, and a The converter transformer drives a two-lamp multi-mode. If a 32-inch liquid crystal display is used as an example, it is necessary to use 16 lamps to provide a backlight. In this case, if one-to-one lighting is used, it is necessary. With a converter transformer to drive, and when the size of the liquid crystal panel increases, the number of required lamps is also increased. It is conceivable that the number of converter transformers is also increasing, and in order to reduce the number of converter transformers. Cost savings, the use of one-to-many methods for lighting in the future has become a major trend. As shown in FIG. 1 ' is a one-to-many transformer type, the transformer 200 includes two bobbins 20 and two U-shaped shovel 21 combined with the bobbins 20, the bobbins 20 One of them is combined on one side of the U-shaped iron 〜21, and is wound around a primary coil 2〇1, and the other is corresponding to the latter, and the mouth is on the other side of the U-shaped core 21, And winding two secondary coils 2〇2', the primary coil 2〇1 and the secondary coils 202 simultaneously generate a coupling effect, and the two ends of the secondary coils 202 can be respectively connected to a lamp tube (as shown in FIG. 2). 5 M322606 Sense effect. The cross-sectional area of the adjusting iron core is smaller than the main iron core, and the adjusting iron core is disposed between the coils and adjacent to the main iron core, and the adjusting iron core can move relative to the main iron core, thereby changing the coils. Mutual magnetic flux between the two. The utility model has the beneficial effects that: by using the movement of the adjusting iron core relative to the main iron core, the mutual inductance between two adjacent coils can be adjusted, and the exciting magnetic flux of the coils interacting due to the mutual inductance effect is improved. , increase the effective magnetic path length' and make the transformer The main magnetic circuit has both a loose coupling and a close coupling function to achieve an average and stable use of the current on the coils. [Embodiment] The foregoing and other technical contents, features and effects of the present invention are incorporated in the following reference drawings. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT(S) In the detailed description of the preferred embodiments, it will be apparent that the same reference As shown in FIGS. 5 and 6, the first preferred embodiment of the transformer of the present invention has two adjacent coils 60 having mutual inductance effects, a main core 61 providing the coils 60, and a cross-sectional area smaller than the main The adjusting core 62 of the core 61 and a frame 63 spanning from both sides of the main core 61 and providing the adjusting core 62 are provided. The frame 63 is of an n-type in the first preferred embodiment. The main core 61 is composed of two dome-shaped cores 610 (υυ-shaped), and the other side of the primary coil 611' is wound around one side and the other side of the primary coil 611' is wound around a secondary coil 612. The main core 61 Including a distance The M322606 of the adjustment core 62 can make the main magnetic circuit of the transformer have the coupling and the close coupling effect when the adjustment operation is performed, so that the main magnetic circuit of the transformer can be simultaneously coupled to the coil 60. The current can be averaged and stabilized. It is also worth mentioning that since the cross-sectional area of the distal end portion 614 of the main core 61 is larger than the effective sectional area 613 of the main core 61, the secondary coils 612 are adjacent to the The coupling effect of the portion of the primary coil 611 will be enhanced to form a close coupling, and the portions of the secondary coil 612 adjacent to the adjustment core 62 will form a loose coupling, so that the traveling wave entering from the distal portion can be reduced to avoid the station. Wave formation. As shown in Figures 7 and 8, the second preferred embodiment of the present invention will be further described below. The second preferred embodiment is substantially identical to the first preferred embodiment described above, except that the Adjusting the relative displacement between the core 62 and the main core 61 by changing the air gap distance 623 (vertical air gap) between the adjustment core Μ and the main core 61 by vertical movement, for example As shown in FIG. 7, an insulating spacer 64 is disposed in a frame 63 such that the spacer 64 is disposed between the main core 61 and the adjustment core 62, then when the adjustment core 62 is disposed to the frame When the body 63 is used, the air gap distance 623 of different vertical twists can be obtained through the spacer 64, and the effect of adjusting the air gap distance 623 can be achieved by using the spacer 64 of different thickness gauges according to the actual situation, as shown in the figure. An eccentrically rotating wheel 65 can be mounted on the frame 63 such that the slewing wheel 65 abuts against the bottom of the adjusting core 62, so that the rotation of the wheel 65 can be used to adjust the air gap distance 623. Efficacy, and can also achieve the purpose of adjusting the mutual inductance between the coils 6〇. 9 M322606 格口圃 y, 10, the following will further explain the third embodiment of the present invention, the third preferred embodiment is substantially the same as the second preferred embodiment described above, the difference is that The relative displacement between the adjustment core 62 and the main core 61 is changed between the adjustment core 62 and the main core 61 by moving the adjustment core 62 forward or backward along the long direction. The gap contact area 624 (the area projected downward as shown in FIG. 9) can also be changed by the adjustment of the iron core 62 horizontally along the long direction 气 (the air gap distance 623 is formed as shown in FIG. The horizontal air gap) can also achieve the purpose of adjusting the mutual inductance between the coils 60. It is also worth mentioning that the coil turns shown in Figs. 9 and 1 are welded in series to each other through an external line 70 formed on a circuit board. As shown in FIG. 11, the fourth preferred embodiment of the present invention will be further described below. The fourth preferred embodiment is substantially the same as the first preferred embodiment described above, except that the two main cores 61 are The primary coil 611 and the primary coil 612 are respectively disposed on the side, and the coils 6 〇 in the fourth preferred embodiment refer to the secondary coils 612. In practical applications, the primary coils 611 may also be referred to. In the fourth preferred embodiment, as long as the adjustment core 62 is used to move relative to the main core 61, the adjustment manner of the first, second, and third preferred embodiments may be adjusted. The use effect of the mutual inductance between the coils 60. As shown in Figures 12 and 13, the fifth preferred embodiment of the present invention will be further described below. The fourth preferred embodiment is substantially identical to the first preferred embodiment described above, except that the primary coils are different. 611 and the secondary coils 612 are both wound on the same side of the main core 61, wherein the primary coil 611 such as 10 M322606 shown in FIG. 12 is wound around opposite ends of the secondary coils 612 and Directly connected in series and the coils 60 are referred to as the secondary coils 612, and the secondary coils 612 shown in FIG. 13 are wound around opposite ends of the primary coils 611. The primary coils 611 are directly connected in series, and the adjustment cores 62 are disposed between the coils 60 and span across the two sides of the main core 61, as long as the adjustment core 62 is used to make the main core 61 Relative movement, by the above first, second, third preferred embodiment
整方式，同樣可以達到調整該等線圈60之間互感量的使用 效果。 如圖14所示，以下將更進一步說明本新型的第六較佳 實施例，該第六較佳實施例的調整鐵心62是設置於一繞線 架66的中間，該繞線架66的兩側繞設有初級線圈與次級 線圈，並且中間設有多數可頂抵於該調整鐵心62側邊的凸 粒661，該調整鐵心62是受到該等凸粒661的頂抵而能保 持固定，並可受外力推動而達到調整兩侧線圈之間互感效 應的功能。 如圖15所示，以下將更進一步說明本新型的第七較佳 實施例，該第七較佳實施例與上述該第六較佳實施例大致 相同，其不同處在於該繞線架66中間的―開口側設有一提 供頂抵的彈片⑹，另-開口側設有-螺栓663,該調整鐵 心62是被夹設於該彈片⑹與該·⑹之間，當該螺检 663方疋轉時’可連動該調整鐵心62以該彈片呢為支點做 ㈣的上、下移動’進而可以改變該調整鐵心^與該主鐵 “1之間的垂直氣隙長度，達到調整兩侧線圈之間互感效 M322606 應的功能。 如圖16 ^，以下將更進一步說明本新型的第八較佳 實施例’該第八較佳實施例與上述該第七較佳實施例大致 相同，其不同處在於該繞線架66巾間的一開口側設有一頂 抵於該調整鐵心62的螺栓663,該螺栓663的徑向寬度不 一，所以當該螺栓663轉動時，可推動該調整鐵心62產生 前後滑移’並達到調整兩側線圈之間互感效應的功能。In the whole way, the effect of adjusting the mutual inductance between the coils 60 can also be achieved. As shown in FIG. 14, the sixth preferred embodiment of the present invention will be further described below. The adjustment core 62 of the sixth preferred embodiment is disposed in the middle of a bobbin 66, and the two of the bobbin 66 The primary coil and the secondary coil are disposed on the side, and a plurality of protrusions 661 are disposed in the middle of the adjustment core 62. The adjustment core 62 is fixed by the top of the protrusions 661. It can be driven by external force to achieve the function of adjusting the mutual inductance between the coils on both sides. As shown in FIG. 15, the seventh preferred embodiment of the present invention will be further described below. The seventh preferred embodiment is substantially the same as the sixth preferred embodiment described above, except that the winding frame 66 is in the middle. The opening side is provided with a resilient piece (6) for providing abutting, and the other opening side is provided with a bolt 663. The adjusting iron core 62 is sandwiched between the elastic piece (6) and the (6). When the 'adjustment of the iron core 62 with the shrapnel as a fulcrum (four) of the upper and lower movements', the vertical air gap length between the adjustment iron core and the main iron "1" can be changed to achieve adjustment between the two sides of the coil The function of the mutual effect M322606. As shown in Fig. 16 , the eighth preferred embodiment of the present invention will be further described below. The eighth preferred embodiment is substantially the same as the seventh preferred embodiment described above, except that the difference lies in An open side of the winding frame 66 is provided with a bolt 663 which abuts against the adjusting iron core 62. The radial width of the bolt 663 is different. Therefore, when the bolt 663 rotates, the adjusting iron core 62 can be pushed forward and backward. Slip 'and achieve adjustment between the two sides of the coil Functional effects.
如圖17所示’以下將更進—步說明本新型的第九較佳 實施例，該第九較佳實施例與上述該第六較佳實施例大致 相同，其不同處在於該調整鐵心62同時是一穿設於該繞線 ¥ 66中間的長螺栓’藉由螺進、螺退的方式可調整與該主 鐵心61之間的氣隙面積，進而達到調整兩側線圈之間互感 效應的功能。 如囷18 19所示，以下將更進一步說明本新型的第十 車乂佳實靶例該第十較佳實施例與上述該第一較佳實施例 大助同，其不同處在於還包含—初級繞線架81、== 繞線架82 ’及—連結於該初級繞線架81與該次級繞線架 82的連結框架83。 該連架83包括一結合於該初級繞線架81的第一 框體831、—結合於該次級繞線架82的第二框體832、多 數分別形成於該第_、二框體831、832上且可相互組合的 連、、"件833，及—自該第一框體831延伸到該第二框體832 並可容置該調整鐵心62的穿伸空間m，該等連結件阳 是分別以凹凸嵌合的塊體結構形成連結。 12 M322606 該主鐵心61是穿設於該初級繞線架81與該次級繞線 架82，前述具有互感效應的線圈（圖未示）是繞設於該次 級繞線架82 ’該調整鐵心62是穿設於該連結框架83的穿 伸空間834内，並可藉由外力沿著該穿伸空間834推動， 進而產生調整互感效應的功能。 所以’透過上述各該較佳實施例的說明可知，無論前 述具有互感效應的線圈是指初級線圈或次級線圈，本新型 都將可以藉由該調整鐵心62相對於該主鐵心61的位移變 化，使得該等線圈之間的互感量獲得調整，進而達到能使 該等線圈上的電流能平均、穩定的使用目的。 惟以上所述者，僅為本新型之數個較佳實施例而已， 當不能以此限定本新型實施之範圍，即大凡依本新型申請 專利範圍及新型說明書内容所作之簡單的等效變化與修飾 ，皆應仍屬本新型專利涵蓋之範圍内。 【圖式簡單說明】 圖1是一示意圖，說明以往的變壓器型態； 圖2是一示意圖，說明上:^傲薇、m + , . 上迷變壓Is中，二次級線圈產 生互感並與一初級線圈相互耦合的情形； 圖3是-示意圖’說明上述變壓器中，當該等次級線 圈耦合相當高的等效電路； 圖4是一示意圖，說明卜；+、鐵班 卜 Θ上述變壓器中，兩組燈管等效 成並聯負載； 圖5是一不意圖’說明太雜讲丨丨 ^ 5本新型可調整互感的變壓器的 第一較佳實施例； 13 M322606 圖6是—立體分解圖，說明上述該第— ，一=的截面?是不大於一主鐵心的有效截面積 圖8都疋一不意圖，說明本 變壓器的第二較佳實施例；1了調整互感的 圖9及圖1G都是-示意圖，朗本 變壓器的第三較佳實施例;了调整互感的 圖11疋示意圖，說明本新型可 第四較佳實施例； 7調整互感的變壓器的 圖12及圖13都是-示意圖，說明本 整 的變壓器的第五較佳實施例； 孓了調整互感 圖14是一示意圖，說明本新型 第六較佳實施例； 縣互感的變壓器的 圖15是一示意圖，說明本新 第七較佳實施例； 可调整互感的變壓器的 …-示意圖，說明本新型可調整互感的變壓器的 第八較佳實施例； 圖17是一示意圖，說明太嚭 楚；& 月本新型可調整互感的變壓器的 第九較佳實施例；及 =lUffi ’說明本新型可調整互感 的變壓器的第十較佳實施例。 14 M322606 【主要元件符號說明】 60 □ II "IIIIIIIIII 轉罔 61 Π IIIIIIIIIIIIII ΙΦ 鐵心 610 1 IIIIIIIIIIII ΤΙ 形鐵心 611 1111111111111....^7 級線圈 612 1 iiiiiiimi改鈒線圈 613 1111111111H.J# 效截面積 614 I miIImill遠端部 62 Q IIIIIIIIIIIIII 調整鐵心 621 1111111 ϋ 1111 截面積 622 ΜΜΝΙΙΙΙΙ丨丨接觸面積 623 1 imimifL隙距離 624 ΠΕΠΠΙ氣隙接觸面積 63 α IIIIIIIIIIIIII 架體 64 α II mi millll 塾片 65 1 IIIIIIIIII III! I#輪 1 II II II II II II II 1¾¾線架 1 I II II II II ll m粒 fifi? I IIIIIIIIII w片 663 I millΙΓΙΙ 爾栓 7Ω ! ii ii ii mi IIII Bt部線路 8 1 I II II II II ll ll II E初級繞線架 I IIII ll IIIIIIII D:欠級繞線架 5Π I IIIIIIIIIIIIII I連結框架 1 I IIIIII nil I[第一框體 7 I IIIIIIII l! 二框體 833 nmin IE連結件 834 IIIIIΙΓΙΙΤΙ『If 伸空間 X I IIIIIIIIII INI INI 長方向As shown in FIG. 17, the ninth preferred embodiment of the present invention will be described in more detail. The ninth preferred embodiment is substantially the same as the sixth preferred embodiment described above, except that the adjustment core 62 is provided. At the same time, a long bolt which is disposed in the middle of the winding wire 66 can adjust the air gap area between the main iron core 61 by means of screwing and screwing back, thereby adjusting the mutual inductance effect between the two sides of the coil. Features. As shown in FIG. 18 19, the tenth preferred embodiment of the present invention will be further described below. The tenth preferred embodiment is greatly assisted by the first preferred embodiment described above, and the difference is that it also includes - primary The bobbin 81, the == bobbin 82', and the coupling frame 83 connected to the primary bobbin 81 and the secondary bobbin 82. The frame 83 includes a first frame 831 coupled to the primary bobbin 81, and a second frame 832 coupled to the secondary bobbin 82. The plurality of frames 832 are respectively formed on the first and second frames 831. And the 832 and the mutually contiguous members, and the member 833, and the first frame 831 extending from the first frame 831 to the second frame 832 and accommodating the extending space m of the adjusting core 62, the links The pieces of yang are formed by a block structure in which the concave and convex portions are respectively fitted. 12 M322606 The main core 61 is disposed on the primary bobbin 81 and the secondary bobbin 82, and the coil having the mutual inductance effect (not shown) is wound around the secondary bobbin 82'. The core 62 is disposed in the extending space 834 of the connecting frame 83 and can be pushed along the extending space 834 by an external force, thereby generating a function of adjusting the mutual inductance effect. Therefore, it can be seen from the above description of the preferred embodiments that the above-described coil having a mutual inductance effect refers to a primary coil or a secondary coil, and the present invention can change the displacement of the adjustment core 62 relative to the main core 61. Therefore, the mutual inductance between the coils is adjusted, thereby achieving the purpose of making the current on the coils average and stable. However, the above is only a few preferred embodiments of the present invention, and the scope of the present invention cannot be limited thereto, that is, the simple equivalent change made by the novel patent application scope and the new manual content is Modifications shall remain within the scope of this new patent. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a schematic view showing a conventional transformer type; Fig. 2 is a schematic view showing the above: ^Ao Wei, m + , . In the upper transformer Is, the secondary coil generates mutual inductance and FIG. 3 is a schematic diagram illustrating the equivalent circuit in the above-mentioned transformer when the secondary coils are coupled to a relatively high degree; FIG. 4 is a schematic diagram illustrating the above; In the transformer, the two sets of lamps are equivalent to a parallel load; FIG. 5 is a first preferred embodiment of the transformer of the novel adjustable mutual inductance which is not intended to illustrate the same; 13 M322606 FIG. 6 is a three-dimensional The exploded view shows that the cross section of the first and the first is not more than the effective sectional area of a main core. FIG. 8 is not intended to illustrate the second preferred embodiment of the transformer; And FIG. 1G is a schematic diagram, a third preferred embodiment of the Langben transformer, and a schematic diagram of FIG. 11 for adjusting the mutual inductance, illustrating a fourth preferred embodiment of the present invention; and FIG. 12 and FIG. 13 of the transformer for adjusting mutual inductance. All--schematic, indicating the whole change The fifth preferred embodiment of the present invention; FIG. 15 is a schematic view showing a sixth preferred embodiment of the present invention; FIG. 15 is a schematic diagram of a transformer of a county mutual inductance, illustrating a new seventh preferred embodiment; A schematic diagram of a transformer capable of adjusting mutual inductance, illustrating an eighth preferred embodiment of the transformer of the present invention with adjustable mutual inductance; FIG. 17 is a schematic diagram illustrating the urgency of a new type of transformer with adjustable mutual inductance; The preferred embodiment; and = lUffi ' illustrate a tenth preferred embodiment of the novel transformer with adjustable mutual inductance. 14 M322606 [Key component symbol description] 60 □ II "IIIIIIIIII switch 61 Π IIIIIIIIIIIIII ΙΦ core 610 1 IIIIIIIIIIII ΤΙ shape core 611 1111111111111....^7 stage coil 612 1 iiiiiiimi change coil 613 1111111111H.J# 614 I miIImill distal end 62 Q IIIIIIIIIIIIII adjustment core 621 1111111 ϋ 1111 cross-sectional area 622 ΜΜΝΙΙΙΙΙ丨丨 contact area 623 1 imimifL gap distance 624 ΠΕΠΠΙ air gap contact area 63 α IIIIIIIIIIIIII frame 64 α II mi millll 65 65 65 1 IIIIIIIIII III I#轮一II II II II II II II II 13⁄43⁄4 wire frame 1 I II II II II ll m grain fifi? I IIIIIIIIII w piece 663 I millΙΓΙΙ er bolt 7 Ω ! ii ii ii mi IIII Bt line 8 1 I II II II II ll ll II E primary winding frame I IIII ll IIIIIIII D: under-level winding frame 5Π I IIIIIIIIIIIIII I joint frame 1 I IIIIII nil I [first frame 7 I IIIIIIII l! two-frame 833 nmin IE joint 834 IIIIIΙΓΙΙΤΙ“If stretch space XI IIIIIIIIII INI INI long direction
1515