.201013054 六、發明說明： 【發明所屬之技術領域】 本發明係有關於一種風扇結構，特別係有關於 一種可薄化之風扇結構。 【先前技術】 ❹BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fan structure, and more particularly to a fan structure that can be thinned. [Prior Art] ❹
如第1圖所示’習知風扇結構1 〇〇係包含有一 基座110、一電路板120、一風扇13〇、一定子14〇 以及一殼體150,該電路板120、該風扇13〇及該定 子140係s又置於該基座11 〇上，且該定子14〇係結 合該風扇130並電性連接於該電路板12〇以使該風 扇130運轉，並以該殼體15〇結合於該基座ιι〇以 保護該電路板120、該定子14〇及該風扇13〇，由於 習知風扇結構1〇〇之該電路板12〇、該風扇13〇及 該定子140係設置於該基座11〇上，因此習知風扇 結構100之厚度較#，不#風扇結構薄化之要求。 【發明内容】 發明之主要目的係在於提供-種風扇結構， 有一風扇、一電路板以及-定子，該風扇 署「輪較及複數個扇葉，該電路板係具有-風 ::盥：、—位於該風扇設置區外側之電子元件設 :、風扇驅動電路’該風扇係設置於 置區係包含有-對應該輪較之第 °° 對應該些扇葉之第二設置區，其中該 風扇之尺寸係小於該電路板之尺寸，該定子係：置 201013054 • 於該風扇設置區且與該風扇結合，該定子係電性連 接該電路板之該風絲動電路。由於該風扇及該定 • 子係直接設置於該具有該風扇驅動電路之電路板 ' f，省略風扇基座之設置，具㈣省成本及薄化風 扇結構之功效a . 【實施方式】 請參閱第2圖，依據本發明之一具體實施例係 揭不一種風扇結構200,其係包含有—風扇21〇一 電路板220、-定子23〇以及一轴承組合件24〇，該 風扇21〇係具有一輪較211、複數個扇葉212及一 軸心2U，該電路板22〇係具有一風扇設置區⑵、 一位於該風扇設置區221外側之電子元件設置區 222與一風扇驅動電路223,請參閱第3及4圖，該 風扇設置區221之形狀係可為圓形或矩形，或，請 >閱第5 6及7圖’在另一實施例中，該電路板 ❹ 220係可直接為圓形、矩形或十字架形，請再參閱 第2、3及4圖，該風扇21〇係設置於該風扇設置區 22卜且該風扇設置區221係包含有一對應該輪較 211之第D又置區22 la及一對應該些扇葉212之第 二設置區221b’其中該風扇21〇之尺寸係小於該電 路板220之尺寸’該風扇驅動電路223係包含有至 v風扇驅動晶>{ 223a，在本實施例_，該風扇驅 動晶片223a係可為霍爾1C，該風扇驅動晶片223a 係可設置於該電子元件設置區222或該風扇設置區 5 201013054 221 ’在本實施例中，該風扇驅動晶片223a係設置 於該電子元件設置區222以薄化風扇結構。 請再參閱第2圖，該定子230係設置於該風扇 設置區221且與該風扇210結合，該定子230係電 性連接該電路板220之該風扇驅動電路223以驅動As shown in FIG. 1 , the conventional fan structure 1 includes a base 110 , a circuit board 120 , a fan 13 , a stator 14 , and a housing 150 . The circuit board 120 and the fan 13 And the stator 140 is further disposed on the base 11 , and the stator 14 is coupled to the fan 130 and electrically connected to the circuit board 12 〇 to operate the fan 130 , and the housing 15 〇 The circuit board 120, the stator 14 and the fan 13A are protected by the pedestal, and the circuit board 12, the fan 13 and the stator 140 are disposed on the conventional fan structure 1 The base 11 is mounted on the base, so that the thickness of the fan structure 100 is relatively thinner than that of the #fan structure. SUMMARY OF THE INVENTION The main object of the invention is to provide a fan structure having a fan, a circuit board and a stator. The fan unit has a wheel and a plurality of blades, and the circuit board has a wind::盥: - an electronic component located outside the fan setting area: a fan driving circuit 'the fan system is disposed in the set area to include a second setting area corresponding to the first angle corresponding to the fan, wherein the fan The size is smaller than the size of the circuit board. The stator system is: 201013054. The fan is disposed in the fan setting area and is coupled to the fan. The stator is electrically connected to the wind moving circuit of the circuit board. • The sub-system is directly disposed on the circuit board 'f with the fan drive circuit, omitting the setting of the fan base, and has the function of (4) cost saving and thinning fan structure a. [Embodiment] Please refer to Fig. 2, according to this One embodiment of the invention discloses a fan structure 200 comprising a fan 21, a circuit board 220, a stator 23, and a bearing assembly 24, the fan 21 having a wheel 211, a complex The fan blade 212 and the axis 2U have a fan setting area (2), an electronic component setting area 222 located outside the fan setting area 221, and a fan driving circuit 223. Please refer to the 3rd and 4th. The shape of the fan setting area 221 may be circular or rectangular, or, please refer to FIGS. 5 and 7 '. In another embodiment, the circuit board ❹ 220 can be directly circular or rectangular. Or cross-shaped, please refer to Figures 2, 3 and 4 again, the fan 21 is disposed in the fan setting area 22 and the fan setting area 221 includes a pair of D-receiving area 22 la of the corresponding wheel 211 And a pair of second mounting regions 221b' of the plurality of blades 212, wherein the size of the fan 21〇 is smaller than the size of the circuit board 220. The fan driving circuit 223 includes a v-fan driving crystal>{223a, In this embodiment, the fan driving chip 223a may be a Hall 1C, and the fan driving chip 223a may be disposed in the electronic component setting area 222 or the fan setting area 5 201013054 221 'In this embodiment, the fan driving The wafer 223a is disposed in the electronic component setting area 222 to thin the wind Referring to FIG. 2, the stator 230 is disposed in the fan setting area 221 and coupled to the fan 210. The stator 230 is electrically connected to the fan driving circuit 223 of the circuit board 220 for driving.
Ο 該風扇210運轉。該軸承組合件240係設置於該風 扇設置區221之該第一設置區221a，該軸承組合件 240係與該定子23〇及該風扇21〇結合且該軸承 組合件240係包含有一軸管241及一設置於該軸管 241内之軸承242，該軸承242係具有一通孔242a， ，該風扇設置區221係具有一開孔221c及至少一通 氣空間221d，在本實施例中，該通氣空間221d係 位於該風扇設置區221之該第二設置區22lb，該通 氣空間係顯露出該些扇葉212，其係可為槽或 孔’以利氣體流通’該軸承242之該通孔242a係對 應於該風扇設置區221之該開孔221。，且該風扇2ι〇 „ 213係插設於該軸承242之該通孔242a， 此外，請參閱第8圖，該給麫+ 風扇設置區⑵之中心二：211之中心點1與該 221 ^ Φ 點1係位於同一直線，該風 點Γ至該第二設置區22ib之一 於該輪較211之半徑Γ :，該間距H係大 23〇係直接設置㈣1 士由於該風扇210及該定子 路方2 ，、有該風扇驅動電路223之電 路扳220上，並係可少a 〜电 、 略習知風扇基座之設置，具 6 201013054 • 有節省成本及薄化風扇結構之功效。 接著’請參閱第9A、9B、10A、10B、11A及 UB圖，該風扇結構20〇係另包含有一殼體25〇，且 ‘該電路板220係另具有一殼體設置區224，該殼體 ' 設置區224係位於該風扇設置區221外侧，該殼體 ‘ 250係結合於該電路板220之該殼體設置區224,請 參閱第9A及9B圖該殼體25〇係具有一結合孔 ❹ 251，该電路板220係另具有一固定孔225，該結合 孔251係對應於該固定孔225且藉由一鎖固件（圖 未繪出）結合該結合孔25丨與該固定孔225，該鎖 固件係可選自於螺絲或黏著膠，此外，請再參閱第 7圖，當該電路板220直接為十字架形時，該電路 板220係另具有至少一肋件L，該殼體設置區 係位於忒肋件L上，該固定孔225係位於該殼體設 置區224上’或’睛參閱第i〇A及log圖，在另一 Ο 實施例中，該殼體250係具有一插接部A，該電路 板220係具有一插接槽A’，該插接部A係結合於該 插接槽A’ ’或，請參閱第11A及UB圖，在另一實 施例中，該殼體250係具有一扣鈎部B，該電路板 220係具有一扣接件B，，該扣接件B，係結合於該扣 鈎部B。 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 201013054 本發明之保護範圍。· 【圖式簡單說明】 第 1 圖：習知風扇結構之截面示意圖。 第 2 121 圖：依據本發明之一具體實施例，一種風扇 結構之截面示意圖。 3 , 圖·依據本發明之一具體實施例，該風扇結 構之電路板之上視圖。 ❹ Ο 第 4 圖·依據本發明之一具體實施例，該風扇結 〜 構之電路板之上視圖。 第 5 圖.依據本發明之另一具體實施例，該風扇 結構之電路板之上視圖。 第 6 圖：依據本發明之另一具體實施例，該風扇 第 結構之電路板之上視圖。 7圖：依據本發明之另一具體實施例，該風扇 第 結構之電路板之上視圖。 8圖：依據本發明之一具體實施例，該風扇結 第 構之風扇與電路板之立體分解圖。 9Α圖：依據本發明之一具體實施例’該具有殼 第 體之風扇結構之截面示意圖。 9Β圖：依據本發明之另一具體實施例，該具有 设體之風扇結構之截面示意圖。 1〇Α圖：依據本發明之一具體實施例，該具有殼 體之風扇結構之截面示意圖。 第1〇Β圖：依據本發明之另一具體實施例，該具有 8 201013054 殼體之風扇結構之截面示意圖。 第11A圖：依據本發明之一具體實施例，該具有殼 體之風扇.結構之截面示意圖。 第11B圖：依據本發明之另一具體實施例，該具有 殼體之風扇結構之截面示意圖。 【主要元件符號說明】Ο The fan 210 is running. The bearing assembly 240 is disposed in the first setting area 221a of the fan setting area 221, the bearing assembly 240 is coupled to the stator 23 and the fan 21A, and the bearing assembly 240 includes a shaft tube 241. And a bearing 242 disposed in the shaft tube 241, the bearing 242 has a through hole 242a, the fan setting area 221 has an opening 221c and at least one ventilation space 221d. In the embodiment, the ventilation space 221d is located in the second setting area 22lb of the fan setting area 221, the venting space reveals the fan blades 212, which may be slots or holes 'to facilitate gas circulation'. The through holes 242a of the bearing 242 Corresponding to the opening 221 of the fan setting area 221 . And the fan 2 ι „ 213 is inserted into the through hole 242a of the bearing 242. In addition, please refer to Fig. 8, the center of the 麫+fan setting area (2): 211, the center point 1 and the 221 ^ Φ point 1 is located on the same straight line, and the wind point is Γ to one of the second set areas 22ib at a radius 211 of the wheel 211: the distance H is larger than 23 〇 is directly set (4) 1 士 due to the fan 210 and the stator Road side 2, the circuit board 220 of the fan drive circuit 223, and can be less a ~ electric, slightly known fan base setting, with 6 201013054 • has the effect of cost saving and thinning fan structure. Referring to FIGS. 9A, 9B, 10A, 10B, 11A and UB, the fan structure 20 further includes a housing 25A, and the circuit board 220 further has a housing arrangement region 224, the housing The mounting area 224 is located outside the fan setting area 221, and the housing '250 is coupled to the housing setting area 224 of the circuit board 220. Please refer to FIGS. 9A and 9B for the housing 25 to have a coupling hole. ❹ 251, the circuit board 220 further has a fixing hole 225, and the coupling hole 251 corresponds to the fixing hole. 225 and the fixing hole 225 is coupled to the fixing hole 225 by a locking fastener (not shown). The locking member may be selected from a screw or an adhesive. In addition, please refer to FIG. 7 when the circuit When the board 220 is directly in the shape of a cross, the circuit board 220 has at least one rib L, and the housing arrangement area is located on the rib member L, and the fixing hole 225 is located on the housing setting area 224 'or' Referring to the first embodiment and the log diagram, in another embodiment, the housing 250 has a plug portion A, and the circuit board 220 has a plug slot A', and the plug portion A is coupled. In the other embodiment, the housing 250 has a hook portion B, and the circuit board 220 has a fastening member B, The fastener B is coupled to the hook portion B. The scope of the present invention is defined by the scope of the appended claims, and any person skilled in the art will be able to do without departing from the spirit and scope of the invention. Any changes and modifications made within the scope of this invention belong to the protection scope of 201013054. · [Simple description of the diagram] Figure 1 BRIEF DESCRIPTION OF THE DRAWINGS FIG. 2 is a cross-sectional view of a fan structure in accordance with an embodiment of the present invention. FIG. 3 is a schematic view of a fan structure according to an embodiment of the present invention. ❹ Ο FIG. 4 is a top view of the circuit board of the fan structure according to an embodiment of the present invention. FIG. 5 is a circuit board of the fan structure according to another embodiment of the present invention. Figure 6 is a top view of a circuit board of the fan structure in accordance with another embodiment of the present invention. Figure 7 is a top plan view of a circuit board of the fan structure in accordance with another embodiment of the present invention. Figure 8 is an exploded perspective view of the fan and circuit board of the fan junction in accordance with an embodiment of the present invention. 9 is a schematic cross-sectional view of a fan structure having a shell body in accordance with an embodiment of the present invention. Figure 9 is a cross-sectional view showing the structure of the fan having the body according to another embodiment of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a cross-sectional view showing the structure of a fan having a casing according to an embodiment of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a cross-sectional view showing a fan structure having a housing of 8 201013054 in accordance with another embodiment of the present invention. Figure 11A is a cross-sectional view showing the structure of the fan having the casing in accordance with an embodiment of the present invention. Figure 11B is a schematic cross-sectional view of the fan structure having a housing in accordance with another embodiment of the present invention. [Main component symbol description]
100 風扇結構 110 基座 120 電路板 130 風扇 140 定子 150 殼體 200 風扇結構 210 風扇 211 輪穀 212 扇葉 213 袖心 220 電路板 221 風扇設置區 221a 第一設置區 221b 第二設置區 221b， 外側邊緣 221c 開孔 221d 通氣空間 222 電子元件設置區 223 風扇驅動電路 223a 風扇驅動晶片 224 殼體設置區 225 固定孔 230 定子 240 轴承組合件 241 軸管 242 軸承 242a 通孔 250 殼體 ， 251 結合孔 A 插接部 A， 插接槽 B 扣鈎部 B， 扣接件 H 間距 I 輪轂之中心點 201013054 i ’ 風扇設置區之中心點 半徑 L 肋件 r100 Fan structure 110 Base 120 Circuit board 130 Fan 140 Stator 150 Housing 200 Fan structure 210 Fan 211 Valley 212 Blade 213 Sleeve 220 Circuit board 221 Fan setting area 221a First setting area 221b Second setting area 221b, Outside Edge 221c opening 221d venting space 222 electronic component setting area 223 fan driving circuit 223a fan driving wafer 224 housing setting area 225 fixing hole 230 stator 240 bearing assembly 241 shaft tube 242 bearing 242a through hole 250 housing, 251 coupling hole A Socket A, spigot B, hook B, snap H, pitch I, center point of the hub 201013054 i 'Center point radius of the fan setting area L ribs r