1332058 九、發明說明： 【發明所屬之技術領域】 本發明係有關於一種風扇構造’特別係有關於一種薄 型風扇構造。 【先前技術】 如第1圖所示，習知風扇構造1 〇係包含有一殼體1卜 一軸承12、一軸桿13、一扇輪14、一定子15、一矽鋼片1332058 IX. Description of the Invention: TECHNICAL FIELD OF THE INVENTION The present invention relates to a fan structure' particularly related to a thin fan configuration. [Prior Art] As shown in Fig. 1, the conventional fan structure 1 includes a housing 1 , a bearing 12 , a shaft 13 , a fan wheel 14 , a stator 15 , and a steel sheet .
1 6以及一磁鐵1 7，該殼體11係具有一軸座11 a，該軸承 1 2係具有一外環1 2a及一内環1 2b，該軸承1 2之該外環 1 2a係固定於該殼體丨丨之該軸座丨丨a ’該軸桿u係穿設固 定於該軸承12之該内環12b，該扇輪14係固定於該軸桿 13之一端，該定子1 5係套設於該殼體丨丨之該軸座丨丨a， 該矽鋼片16與該磁鐵17係固定於該扇輪ι4之一内側壁 14a’當該風扇構造10運轉時，該軸承I〗之該内環12b、 該軸桿13、該扇輪14、該矽鋼片16以及該磁鐵i7係一 同旋轉，惟，習知風扇構造1〇之整體結構厚度較厚且重 量較重，因此無法應用於微型化或薄型化之電子產品。 【發明内容】 本發明之主要目的係在於提供一種薄型風扇構造，其 係包含-驅動組件以及一轉動組件，該驅動纪件係包含一 =㈣電路板u及—心，料圈電路 =座上，該轉動組件係包含一轴承、一扇輪、—含鐵金 屬片以及-磁鐵，該軸承係具有一外環 輪、該含鐵金屬片與該磁鐵㈣定於該軸承之料環該^ 5 組件Λ該内％係固定於該驅動組件之該軸心，且該驅動 將該/線圈電路板係可驅動該轉動組件旋轉，本發明係 :*承、該扇輪、該含鐵金屬片以及該磁鐵整合 動組件，因此該軸心之長声可 係將〜 長度可大幅縮短，且該線圈電路板 及番^子平面化故可大幅降低風扇構造之整體結構厚度 量，達到風扇輕薄短小之要求並能有效擴大其應 圍。 、 康本發明之種溥型風扇構造，其包含一驅動組件 以及-轉動組件，該驅動組件係包含一底座、一線圈電路 板以及一轴心’該線圈電路板係設1於該底座上，該轉動 組件係包含一轴承、一扇輪'一含鐵金屬片以及一磁鐵， “車承係、具有一外ί衣及一内環，該|輪、該含鐵金屬片與 «鐵係固定於帅承之該外m，而㈣承之該内環係固 疋於。亥驅冑組件之该轴心，1豸驅動組件之該 '線圈電路板 係可驅動該轉動組件旋轉。 依據本發明之一種薄型風扇構造，其包含一驅動組件 以及一轉動組件’該驅動組件係包含一線圈電路板及—軸 该轉動組件係包含一軸承及一轉子，該軸承係具有— 外環及一内環，該轉子至少包含一扇輪及一磁鐵，該轉子 係固定於該軸承之該外環’而該軸承之該内環係固定於該 驅動組件之該軸心’且該驅動組件之該線圈電路板係可驅 動該轉動組件旋轉。 【實施方式】 明參閱弟2及3圖’其係本發明之第一較佳實施例， 1332058 一種薄型風扇構造20係包含一驅動組件2 1以及一轉動組 件2 2 ’在本實施例中，該驅動組件2 1係包含一底座2丨丄、 一線圈電路板2 12、一絕緣片2 ! 3以及一軸心2 } 4，該底 座2 11之材質係可為金屬，較佳地，該底座2 i丨之材質係 為鐵質金屬’該線圈電路板212係設置於該底座211，該 線圈電路板2 1 2係具有一内埋線圈繞組2丨2a，該内埋線圈 繞組2 1 2a係用以驅動該轉動組件22旋轉，該絕緣片2 1 3 係設置於該底座2 11與該線圈電路板2丨2之間，用以防止 該線圈電路板2 1 2接觸該底座2丨丨而造成短路，較佳地， 該絕緣片2 1 3與該線圈電路板2丨2係可整合成一體，或 者’该底座2 11之材質不為金屬時，該絕緣片2丨3係可省 略’請再參閱第3圖’在本實施例中，該軸心2丨4係固定 於該底座211，較佳地，該底座211係具有一固定槽211a, 該轴心2 1 4係設置於該底座2丨丨之該固定槽2丨丨a。請再參 閱第2及3圖’該轉動組件22係包含一轉子221及一軸 承222 ’該轉子221至少包含一扇輪223及一磁鐵224， §玄磁鐵224係具有一感磁面224a及一側面2;z4b，在本實 施例中，該轉子221係另包含一含鐵金屬片225，該含鐵 金屬片225係由軟磁材料製作而成，較佳地，該含鐵金屬 片225係為石夕鋼片’該扇輪223係具有一容置槽223a及 一中心孔223b ’該中心孔223b係可連通該容置槽223a， 在本實施例中’該磁鐵224與該含鐵金屬片225係設置於 該扇輪223之該容置槽223a中，且該磁鐵224之該感磁 面224a係朝向該線圈電路板212，該感磁面224a係與該 7 1332058 板2 12之電路佈局面積’此外，該軸心架2丨6係具有複數 個定位柱216a，該些定位柱216a係穿設固定於該線圈電 路板212及該底座211。 本發明係將該軸承222、該扇輪223、該磁鐵224以 及s玄含鐵金屬片225整合成一轉動組件22，因此該驅動組 件21之該軸心214之長度可大幅縮短，且該線圈電路板 2 12係將定子平面化，故可大幅降低風扇構造之整體結構 厚度及重量，達到風扇輕薄短小之要求並能有效擴大其應 用範圍。 u 本發明之保護範圍當視後附之申請專利範圍所界定 者為準，任何熟知此項技藝者，在不脫離本發明之精神和 範圍内所作之任何變化與修改，均屬於本發明之保護範 圍。 【圖式簡單說明】 第1圖·習知風扇構造之結構示意圖。 第2圖：依據本發明之第一較佳實施例，一#薄型風扇構 造之立體分解圖。 第3圖.依據本發明之第一較佳實施例，該薄型風扇構造 之組合剖視圖。 第4圖.依據本發明之第二較佳實施例，一種薄型風扇構 造之立體分解圖。 第5圖·依據本發明之第二較佳實施例，該薄型風扇構造 之組合剖視圖。 【主要元件符號說明】 9 1332058 10 習知風扇構造 11 殼體 11a 軸座 12 軸承 12a 外環 12b 内環 13 軸桿 14 扇輪 14a 内側壁 15 定子 16 矽鋼片 17 磁鐵 20 薄型風扇構造 21 驅動組件 211 . 底座 211a 固定槽 212 線圈電路板 212a 内埋線圈繞組 213 絕緣片 214 轴心 214a 中心線 215 外框 216 轴心架 216a 定位柱 22 轉動組件 221 轉子 222 軸承 222a 外環 222b 内環 223 扇輪 223a 容置槽 223b 中心孔 224 磁鐵 224a 感磁面 224b 側面 225 含鐵金屬片The housing 11 has a shaft seat 11 a. The bearing 12 has an outer ring 12a and an inner ring 12b. The outer ring 12b of the bearing 12 is fixed to the outer ring 12a. The shaft 丨丨 a ' the shaft 穿 a 'the shaft u is threaded and fixed to the inner ring 12 b of the bearing 12 , the fan wheel 14 is fixed to one end of the shaft 13 , the stator 15 The shaft seat 丨丨a is sleeved on the housing cymbal, and the steel sheet 16 and the magnet 17 are fixed to an inner side wall 14a of the fan wheel ι4. When the fan structure 10 is in operation, the bearing I is The inner ring 12b, the shaft 13, the fan wheel 14, the silicon steel sheet 16 and the magnet i7 are rotated together. However, the conventional structure of the fan structure 1 is thick and heavy, so it cannot be applied. Miniaturized or thinned electronic products. SUMMARY OF THE INVENTION The main object of the present invention is to provide a thin fan structure comprising a drive assembly and a rotating assembly, the drive assembly comprising a = (four) circuit board u and - heart, the ring circuit = seat The rotating component comprises a bearing, a fan wheel, an iron-containing metal piece and a magnet, the bearing has an outer ring wheel, the iron-containing metal piece and the magnet (4) are fixed to the ring of the bearing. The component is internally fixed to the axis of the drive assembly, and the drive drives the rotary assembly to rotate the rotating component. The present invention is: the bearing, the fan wheel, the ferrous metal sheet, and The magnet integrates the moving component, so the long sound of the axial center can greatly shorten the length, and the coil circuit board and the planarization of the coil can greatly reduce the overall structural thickness of the fan structure, and the fan is light and thin. Requirements and can effectively expand their coverage. The invention relates to a fan type structure, comprising a driving component and a rotating component, the driving component comprising a base, a coil circuit board and a shaft core, wherein the coil circuit board is fastened to the base The rotating component comprises a bearing, a fan wheel, an iron-containing metal piece and a magnet, a “carriage system, an outer casing and an inner ring, the wheel, the iron-containing metal piece and the iron-fixed In the outer ring of Yu Shuai, and (4) the inner ring is fixed to the axis of the assembly, the 'coil circuit board of the drive unit can drive the rotating assembly to rotate. According to the invention a thin fan structure comprising a driving component and a rotating component. The driving component comprises a coil circuit board and a shaft. The rotating component comprises a bearing and a rotor, and the bearing has an outer ring and an inner ring. The rotor includes at least one wheel and a magnet fixed to the outer ring of the bearing and the inner ring of the bearing is fixed to the axis of the drive assembly and the coil circuit board of the drive assembly Can drive this [Embodiment] Referring to Figures 2 and 3, which is a first preferred embodiment of the present invention, 1332058 A thin fan structure 20 includes a drive assembly 2 1 and a rotating assembly 2 2 ' In an embodiment, the driving component 2 1 includes a base 2 , a coil circuit board 2 12 , an insulating sheet 2 ! 3 , and an axis 2 } 4 . The material of the base 2 11 can be metal. Preferably, the base 2 i丨 is made of ferrous metal. The coil circuit board 212 is disposed on the base 211. The coil circuit board 2 1 2 has a buried coil winding 2丨2a, and the buried coil The winding 2 1 2a is for driving the rotation of the rotating component 22, and the insulating sheet 2 1 3 is disposed between the base 2 11 and the coil circuit board 2丨2 to prevent the coil circuit board 2 1 2 from contacting the The base 2 is short-circuited. Preferably, the insulating sheet 2 1 3 and the coil circuit board 2 丨 2 can be integrated into one body, or when the material of the base 2 11 is not metal, the insulating sheet 2 丨The 3 series can be omitted. Please refer to FIG. 3 again. In this embodiment, the axis 2丨4 is fixed to the axis. Preferably, the base 211 has a fixing groove 211a, and the shaft center 2 1-4 is disposed on the fixing groove 2丨丨a of the base 2丨丨. Please refer to FIGS. 2 and 3 respectively. The rotating component 22 includes a rotor 221 and a bearing 222. The rotor 221 includes at least one fan wheel 223 and a magnet 224. The sinusoidal magnet 224 has a magnetic sensing surface 224a and a side surface 2; z4b, in this embodiment. The rotor 221 further includes an iron-containing metal piece 225 made of a soft magnetic material. Preferably, the iron-containing metal piece 225 is a Shihua steel piece 'the fan wheel 223 The central hole 223b is connected to the accommodating groove 223a. In the embodiment, the magnet 224 and the ferrous metal piece 225 are disposed on the fan wheel 223. In the accommodating groove 223a, the magnetic sensitive surface 224a of the magnet 224 faces the coil circuit board 212, and the magnetic sensitive surface 224a is connected to the circuit layout area of the 7 1332058 board 2 12. In addition, the shaft frame 2 丨The 6 series has a plurality of positioning posts 216a, and the positioning posts 216a are threaded and fixed to the coil circuit board 212 and the base 211. In the present invention, the bearing 222, the fan wheel 223, the magnet 224, and the stellite ferrous metal piece 225 are integrated into a rotating component 22, so that the length of the axis 214 of the driving component 21 can be greatly shortened, and the coil circuit The plate 2 12 system planarizes the stator, so that the overall structural thickness and weight of the fan structure can be greatly reduced, and the fan can be made thin and short, and the application range can be effectively expanded. The scope of the present invention is defined by the scope of the appended claims, and any changes and modifications made by those skilled in the art without departing from the spirit and scope of the invention are protected by the present invention. range. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a schematic view showing the structure of a conventional fan structure. Fig. 2 is an exploded perspective view showing the construction of a thin fan according to a first preferred embodiment of the present invention. Fig. 3 is a cross-sectional view showing the combination of the thin fan structure in accordance with a first preferred embodiment of the present invention. Fig. 4 is a perspective exploded view of a thin fan structure in accordance with a second preferred embodiment of the present invention. Figure 5 is a cross-sectional view showing the combination of the thin fan structure in accordance with a second preferred embodiment of the present invention. [Main component symbol description] 9 1332058 10 Conventional fan structure 11 Housing 11a Shaft seat 12 Bearing 12a Outer ring 12b Inner ring 13 Shaft 14 Fan wheel 14a Inner side wall 15 Stator 16 Steel plate 17 Magnet 20 Thin fan structure 21 Drive assembly 211. Base 211a fixing groove 212 coil circuit board 212a inner coil winding 213 insulating sheet 214 axis 214a center line 215 outer frame 216 shaft frame 216a positioning column 22 rotating assembly 221 rotor 222 bearing 222a outer ring 222b inner ring 223 fan wheel 223a accommodating groove 223b center hole 224 magnet 224a magnetic surface 224b side 225 iron-containing metal piece
A 10A 10