M361824 五、新型說明： 【新型所屬之技術領域】 特別是指一種永磁發電 本新型是有關於一種發電機 機的轉子襞置。 【先前技術】 機等健身器材中，經常會使 置轉換為供給操作儀表板的 在例如健身腳踏車、踏步 用永磁發電機將使用者運動能 電能。M361824 V. New description: [New technology field] Especially refers to a kind of permanent magnet power generation. The new type is related to a rotor arrangement of a generator. [Prior Art] In fitness equipment such as machines, it is often converted into a supply operation panel. For example, an exercise bicycle, a permanent magnet generator for stepping, can move the user's energy.
.，閱圖1 ’以往的一種永磁發電機的轉子裝置】包含有 -飛輪u、複數永久磁鐵12，及—定位環13。該飛輪u 包括-沿-軸線L環繞設置的内圓周面⑴，及一沿圓周方 向設置且與該㈣周面m垂直的承靠面112。該等永久磁 鐵12彼此相間隔地貼附於該内圓周面m，每—永久磁鐵 12包括二沿圓周方向相背設置的側面ΐ2ι，該等側面⑵ 與該承靠面H2呈垂直。較位環13包括_沿圓周設置的Fig. 1 'The conventional rotor device for a permanent magnet generator 】 includes a flywheel u, a plurality of permanent magnets 12, and a positioning ring 13. The flywheel u includes an inner circumferential surface (1) disposed around the axis L, and a bearing surface 112 disposed in the circumferential direction and perpendicular to the (four) circumferential surface m. The permanent magnets 12 are attached to the inner circumferential surface m at intervals, and each of the permanent magnets 12 includes two side faces 205 which are disposed opposite each other in the circumferential direction, and the side faces (2) are perpendicular to the bearing faces H2. The position ring 13 includes _ circumferentially
環體⑶，及複數垂直連接該㈣131且分別位於每二永久 磁鐵12間的直立隔條丨32 D 由於每一永久磁鐵12的側面121與該飛輪^承靠面 112垂直’即表示若將每一永久磁鐵12沿圓周方向展開是 成矩形片體狀，此種矩形的設計㈣該轉子裝4 i低速轉 動日^•的頓轉轉矩（eQgging t()rque)造成運轉不順暢，產生 振動及噪音。 k可知，為了有效降低該轉子裝置1低速轉動時 的頓轉轉矩，必須針對永久磁鐵12的形狀作特殊改變，而 M361824 7變水久磁鐵12形狀的同時必須配搭有新的定位方式。 【新型内容】 因此，本新型之目的，即在提供一種可以降低頓轉轉 矩的永磁發電機的轉子裝置。 、於是’本新型永磁發電機的轉子裝置包含—飛輪、複 數水久磁鐵m環。該飛輪包括—環繞—㈣設置的 内圓f面，及一沿圓周方向設置且與該内圓周面概呈垂立 的承#面。該等永久磁鐵貼附於該飛輪内圓周面，每一永 :磁鐵包括一第一側面'一與該第一侧面沿圓周方向間隔 置的第—側面’及—呈圓狐狀地連接該第—、二側面底 、、、鐵底面，δ亥磁鐵底面鄰近該飛輪承靠面設置，該第 —側面與該磁鐵底面夾位角。該定位環包括-抵靠於 該飛輪的環體、複數連接該環體且分別位於每：永久磁鐵 的隔條及複數由該等隔條界定的磁鐵容置部，該環體 具有：抵靠於該飛輪内圓周面的環體外周面、一抵於該飛 輪承=面的壤體底面’及—該環體底面相背設置的環體頂 ，’母-隔條具有-與該環體頂面爽該定位角的第一面， 母-水久磁鐵定位於每一磁鐵容置部，且每一第一側面抵 靠於對應的第-面，每—磁鐵底面抵靠於該環體頂面。 、本新型之功效在於永久磁鐵的第一、二側面不與該磁 ^底面垂直，同時該定位環配搭永久磁鐵形狀設計，利用 母一隔條第一面供每—永久磁鐵第一側面抵靠，達到降低 頓轉轉矩與定位該等永久磁鐵的目的。 【實施方式】 M3 61824 有關本新型之前述及其他技術内容、特點與功姝，在 以下配合參考圖式之四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，在以下的說 月内谷巾’類似的元件是以相同的編號來表示。The ring body (3), and the plurality of vertical spacers 32 D vertically connected to the (four) 131 and located between each of the two permanent magnets 12, respectively, because the side 121 of each permanent magnet 12 is perpendicular to the flywheel bearing surface 112, A permanent magnet 12 is formed in a rectangular shape in the circumferential direction. The design of the rectangular shape (4) the rotor rotation speed (eQgging t() rque) of the rotor assembly 4i is not smooth, and vibration is generated. And noise. k, in order to effectively reduce the tumbling torque at the time of the low speed rotation of the rotor device 1, it is necessary to make a special change to the shape of the permanent magnet 12, and the M361824 7 must be shaped with a new positioning mode while changing the shape of the permanent magnet 12. [New content] Therefore, the object of the present invention is to provide a rotor device for a permanent magnet generator which can reduce the torque. Then, the rotor device of the novel permanent magnet generator comprises a flywheel and a plurality of water-long magnet m-rings. The flywheel includes an inner circle f-plane disposed around the (fourth), and a bearing surface disposed in the circumferential direction and substantially perpendicular to the inner circumferential surface. The permanent magnets are attached to the inner circumferential surface of the flywheel, and each of the permanent magnets includes a first side 'the first side' which is spaced apart from the first side in the circumferential direction and is connected in a rounded shape. —, two side bottoms, and an iron bottom surface, the bottom surface of the δ hai magnet is disposed adjacent to the bearing surface of the flywheel, and the first side is at an angle with the bottom surface of the magnet. The positioning ring includes: a ring body abutting against the flywheel, a plurality of spacers respectively connected to the ring body and each of: a permanent magnet, and a plurality of magnet accommodating portions defined by the spacers, the ring body having: abutting The outer peripheral surface of the inner circumferential surface of the flywheel, the bottom surface of the soil body which is opposite to the flywheel bearing surface, and the top of the ring body which are disposed opposite to the bottom surface of the ring body, the mother-slit strip has - and the ring body The top surface of the first surface of the positioning angle is fixed, and the mother-water permanent magnet is positioned at each magnet receiving portion, and each of the first sides abuts against the corresponding first surface, and each of the magnet bottom surfaces abuts the ring body Top surface. The effect of the novel is that the first and second sides of the permanent magnet are not perpendicular to the bottom surface of the magnet, and the positioning ring is matched with the shape of the permanent magnet, and the first side of the spacer is used for the first side of each permanent magnet to abut , to achieve the purpose of reducing the torque and positioning the permanent magnets. [Embodiment] The above and other technical contents, features and advantages of the present invention will be apparent from the following detailed description of the preferred embodiments of the drawings. Before the present invention is described in detail, it is intended that, in the following description, similar elements in the month are denoted by the same reference numerals.
多閱圖2、圖3與圖4，本新型永磁發電機的轉子裝置 之第軚佺貫轭例安裝於一轉軸a並繞一定子B旋轉，該 轉手裝置包含-飛輪2、複數永久磁鐵3及_定位環4。當 應用於運動器材時，可藉-皮帶C及-皮帶輪D帶動該轉 軸A及該轉子裝置旋轉。 «亥也輪2包括一環繞一軸線L，設置的内圓周面21、一 化圓周方向设置且與該内圓周面21呈垂直的承靠面22、複 數，成於該承靠面22的穿孔23，及一套設於該轉軸A的套 孔4 24。s亥等穿孔23用於減輕該飛輪2側邊重量，以保持 良好的動平衡。 °亥等永久磁鐵3貼附於該飛輪2内圓周面21，且該等 水久磁鐵3是採用斂鐵硼系材料製成，使用鉉鐵硼系材料 1、有車又傳統鐵氧系磁鐵強的磁力，所以在黏膠固化前，亟 萬要及定位ί展4來保持各個永久磁鐵3不會位移。 每一永久磁鐵3包括一第一側面31、一與該第一側面 31〜圓周方向平行地間隔設置的第二侧面32、一呈圓弧狀 也連接3亥第一、二側面31、32底緣的磁鐵底面33，及一沿 平行5亥轴線L’方向與該磁鐵底面33相背設置的磁鐵頂面34 該磁鐵底面33鄰近該飛輪2承靠面22設置。其中，該 M361824 第側面31與該磁鐵底面33夾一定位角θ，在本較佳實施 亥疋位角Θ為鈍角’即表示若將每一永久磁鐵3沿圓 周方向展開是呈平行四邊形片體狀，由於該第一、二側面 32不平行於該軸線L，，因此可以降低該轉子裝置於低 轉速時的頓轉轉矩，以減少振噪。 §亥定位環4包括一抵靠於該飛輪2内圓周面21與承靠 面22的％體41、複數連接該環體41且分別位於每二永久 磁鐵3間的隔條42，及複數由該等隔條42界定的磁鐵容置 部43。該環體41具有一抵靠於該飛輪2内圓周面η的環馨 卜周面411、一抵於該飛輪2承靠面22的環體底面412， 及與4 %：體底面412相背設置的環體頂面4 i 3。每一隔條 42具有—供每—永久磁鐵3第-側面31抵靠的第—面421 ’及一與該第—面421沿圓周方向相背設置的第二面422， 該第二® 422在本較佳實施例中沿平行該轴線L，並垂直該 %體頂面413設置’且該第一面421與該環體頂面413夾 該疋位角Θ，即表示若將每一隔條42沿圓周方向展開是呈 直角二角形體狀。每—磁鐵容置部43是由每—隔條_ 第-面421、相鄰的另一隔條42第二面似與環體頂面. 413共同圍繞界定。 在安裝該等永久磁鐵3時’是沿著平行該軸線l，方向 將每-永久磁鐵3裝人每-磁鐵容置部43，將每_磁鐵底 面33緊抵於該環體頂面413，每—第一側自31抵靠於每二 隔條42的第-面.421，每-磁鐵底面33抵靠於該環體頂面 34，並且將該等永久磁鐵3藉由該定位環4等間隔地貼附 M361824 於該飛輪2的内圓周面21上。 參閱圖5,本新型永磁發電機的轉子裝置之第二較佳實 施例與該第-較佳實施例構件與組裝方式大致相同，不二 之處在於該第二較佳實施例中，該定㈣4每—隔條42的 ，二：422與該第一面421平行設置，每一磁鐵容置部“ 是由每一隔條42第-面421、相鄰的另-隔條42第二面 422與環體頂面413共同圍繞界定。 在本較佳實施例中，在安裝該等永久磁鐵3時並非沿 該轴線^安裝，而是沿著該第一、二面421、…的_延: 一 ° _安4於。亥等磁鐵容置部43，使每一永久磁鐵3的第 "I '丨面31、32分別抵靠於對應隔條42的第一、二面 本新型永磁發電機的轉子裝置之第三較佳實 知例與該第一較佳垂 貝 奴侄只靶例構件與組裝方式大致相同，不同 之處在於該第三較佳實施例中 該環體底面412鉬俨雜5 炅匕括後數由 位環4的環體41二 13凹設的凹槽部44°當該定 〜平仃該軸線L，方向的厚度較厚時，可利 用=凹槽部44使該定位環4減少用料。 施例、本新型永磁發電機的轉子裝置之第四較佳實 之處在於H實施例構件與組裝方式大致相同，不同 為銳角日吨佳實施例中，每—永久磁鐵3的定位角Θ 面421不平行4 :―隔條42的第二面422與該第- 頂面413类—，且每—隔條42的第二面422與該環體 八純角α。 7 M3 61824 在本較佳實施例中，該定位環4可供兩種不同規格的 永久磁鐵3、3’設置定位，當放置定位角㊀的永久磁鐵3時 ’每一永久磁鐵3的第一側面31抵靠於每一隔條42的第 一面421，當放置另—規格永久磁鐵3,時，每一永久磁鐵3, 的第一側面3 Γ與磁鐵底面33 ’夹該純角α，且每一第一側面 31’抵靠於每一隔條42的第二面422。 綜上所述，利用將該等永久磁鐵3的第一、二侧面31 、32與該磁鐵底面33不呈垂直，降低該轉子裝置在低轉速 時的頓轉轉矩，並藉由該定位環4隔條42的第一面421供 母-永久磁鐵3的第-側面31抵靠，而能夠將此形狀的永 久磁鐵3定位固定，故確實能達成本新型之目的。 淮以上所述者，僅為本新型之較佳實施例而已，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 範圍及新型說明内容所作之簡單的等效變化與修飾，皆仍 屬本新型專利涵蓋之範圍内。 【圖式簡單說明】 種永磁發電機的 圖1是一立體分解圖，說明以往的— 轉子裝置； 圖2是一立體分解圖，說明本新型 的轉子裝置的一第一較佳實施例； §兒明本新型的— 種永磁發電機 較佳實施例安骏於 說明本第一較佳 圖3是一剖面側視圖，說明本第一 一轉轴； 圖4是沿圓周方向展開的—示意圖 實施例的複數永久磁鐵與複數隔條； M361824 圖5是類似於圖4的視圖，說明本新型的 電機的轉子裝置的一第二較佳實施例； 圖6是類似於圖4的視圖，說明本新型的 電機的轉子裝置的一第三較佳實施例；及 圖7是類似於圖4的視圖，說明本新型的 電機的轉子裝置的一第四較佳實施例。 種永1^發 種永磁發 種永磁發 M3 61824 【主要元件符號說明】 2 . 1…飛輪 411 — ^…環體外周面 21 * p p Β…内圓周面 412… …1環體底面 2 2…… …κ承靠面 413… Κ…環體頂面 β ，κ …κ穿孔 Β…隔條 t P *，6 套孔部 421… 1…第一面 3 ·*···* ……永久磁鐵 422… ……第二面 3 , κ - «： * …。永久磁鐵 4 3 β fr a <· >» Μ…磁鐵容置部 3卜… 。…第一側面 «*»«·. ^…凹槽部 3 Γ…- …1第一側面 « 6 « I…轉軸 3 2""* …·第二側面 ·> v，，ί·， 。…定子 3 3…… …磁鐵底面 L’ … …^轴線 33,… ""磁鐵底面 ? « 0 β 9 <V …1定位角 34··-·· +…磁鐡頂面 T……· …·延伸方向 »#«&·»« 定位環 * β Β » Κ Φ E…純角 41…… …+環體 10Referring to FIG. 2, FIG. 3 and FIG. 4, the first yoke example of the rotor device of the novel permanent magnet generator is mounted on a rotating shaft a and rotates around a fixed sub-B. The transfer device includes a flywheel 2 and a plurality of permanent magnets. 3 and _ positioning ring 4. When applied to sports equipment, the shaft A and the rotor device can be rotated by the belt C and the pulley D. «Hai's wheel 2 includes a circumferential surface L, a circumferential surface 21 provided, a bearing surface 22 disposed in a circumferential direction and perpendicular to the inner circumferential surface 21, a plurality of perforations formed in the bearing surface 22 23, and a set of sleeve holes 4 24 disposed on the shaft A. The perforations 23 such as shai are used to reduce the weight of the side of the flywheel 2 to maintain a good dynamic balance. The permanent magnets 3 such as °H are attached to the inner circumferential surface 21 of the flywheel 2, and the long-lasting magnets 3 are made of a ferro-boring boron-based material, using a neodymium-iron-boron material 1, a car and a conventional ferrite-based magnet. Strong magnetic force, so before the adhesive cures, 亟 及 and positioning ί to keep the permanent magnets 3 will not be displaced. Each of the permanent magnets 3 includes a first side surface 31, a second side surface 32 spaced apart from the first side surface 31 to the circumferential direction, and an arc-shaped first and second side surfaces 31 and 32. A magnet bottom surface 33 of the rim and a magnet top surface 34 disposed opposite the magnet bottom surface 33 in the direction parallel to the axis 5'. The magnet bottom surface 33 is disposed adjacent to the bearing surface 22 of the flywheel 2. Wherein, the first side 31 of the M361824 and the bottom surface 33 of the magnet have a positioning angle θ, and in the preferred embodiment, the angle Θ is an obtuse angle ′, that is, if each permanent magnet 3 is unfolded in the circumferential direction, it is a parallelogram piece. In the shape, since the first and second side faces 32 are not parallel to the axis L, the torque of the rotor device at a low rotation speed can be reduced to reduce the noise. The hoisting ring 4 includes a % body 41 abutting against the inner circumferential surface 21 of the flywheel 2 and the bearing surface 22, a spacer 42 connected to the ring body 41 and located between each of the two permanent magnets 3, and a plurality of spacers The magnet accommodating portion 43 defined by the spacers 42. The ring body 41 has a ring-shaped circumferential surface 411 abutting against the inner circumferential surface η of the flywheel 2, a ring bottom surface 412 abutting against the bearing surface 22 of the flywheel 2, and opposite to the 4% body bottom surface 412. Set the top surface of the ring body 4 i 3 . Each of the spacers 42 has a first surface 421 ′ for each of the first side faces 31 of the permanent magnets 3 and a second surface 422 disposed opposite to the circumferential surface of the first surface 421 , the second 422 In the preferred embodiment, along the axis L, and perpendicular to the % body top surface 413, and the first surface 421 and the ring body top surface 413 sandwich the clamping angle Θ, that is, if each The spacer 42 is expanded in the circumferential direction to have a right-angled polygonal shape. Each of the magnet accommodating portions 43 is defined by a per-strip _ first surface 421 and an adjacent second spacer 42 second surface similar to the ring body top surface 413. When the permanent magnets 3 are mounted, 'the permanent magnets 3 are attached to each of the magnet accommodating portions 43 along the axis l, and the bottom surface 33 of each of the magnets is pressed against the top surface 413 of the ring body. Each of the first sides abuts against the first face 421 of each of the two spacers 42 , the bottom surface 33 of each magnet abuts against the top surface 34 of the ring body, and the permanent magnets 3 are supported by the positioning ring 4 M361824 is attached to the inner circumferential surface 21 of the flywheel 2 at equal intervals. Referring to FIG. 5, the second preferred embodiment of the rotor device of the present permanent magnet generator is substantially the same as the assembly and assembly of the first preferred embodiment, except that in the second preferred embodiment, the second preferred embodiment (4) 4 each of the spacers 42 and 2: 422 are disposed in parallel with the first surface 421, and each of the magnet accommodating portions is "second surface 421 of each spacer 42 and second adjacent spacers 42 The face 422 is defined around the ring top surface 413. In the preferred embodiment, the permanent magnets 3 are not mounted along the axis but along the first and second faces 421, . _ extension: one of the first and second sides of the corresponding spacer 42 A third preferred embodiment of the rotor device of the novel permanent magnet generator is substantially the same as the first preferred embodiment of the preferred embodiment of the present invention, except that the ring is in the third preferred embodiment. The bottom surface of the body 412 is molybdenum doped 5, and the groove portion 44 is recessed by the ring body 41 213 of the bit ring 4. When the axis L is fixed, the thickness of the direction is smaller. When the thickness is thick, the positioning ring 4 can be reduced by the groove portion 44. The fourth preferred embodiment of the rotor device of the novel permanent magnet generator is that the H embodiment member is substantially the same as the assembly method. In the embodiment where the angle is different, the positioning angle 421 of each permanent magnet 3 is not parallel 4: the second surface 422 of the spacer 42 is similar to the first surface 413, and each spacer 42 The second surface 422 and the ring body have a pure angle α. 7 M3 61824 In the preferred embodiment, the positioning ring 4 can be positioned for two different specifications of the permanent magnets 3, 3', when the positioning angle is set The permanent magnet 3 'the first side 31 of each permanent magnet 3 abuts against the first side 421 of each spacer 42 , and when the other permanent magnet 3 is placed, the first of each permanent magnet 3 The side surface 3 Γ and the magnet bottom surface 33 ′ clip the pure angle α, and each first side surface 31 ′ abuts against the second surface 422 of each spacer 42. In summary, the first permanent magnet 3 is utilized. The first and second sides 31, 32 are not perpendicular to the bottom surface 33 of the magnet, thereby reducing the torque of the rotor device at a low rotational speed, and by the positioning 4, the first surface 421 of the spacer 42 is abutted against the first side 31 of the female-permanent magnet 3, and the permanent magnet 3 of this shape can be positioned and fixed, so that the purpose of the present invention can be achieved. It is only the preferred embodiment of the present invention, and the scope of the present invention cannot be limited thereto, that is, the simple equivalent change and modification made by the novel patent application scope and the novel description content are still the novel patents. BRIEF DESCRIPTION OF THE DRAWINGS [A brief description of the drawings] Fig. 1 is a perspective exploded view showing a conventional rotor device; Fig. 2 is an exploded perspective view showing a first embodiment of the rotor device of the present invention. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT A preferred embodiment of a permanent magnet generator of the present invention is described in the following. FIG. 3 is a cross-sectional side view showing the first rotating shaft; Circumscribed in the circumferential direction - a plurality of permanent magnets and a plurality of spacers in the schematic embodiment; M361824 Figure 5 is a view similar to Figure 4 illustrating a second preferred embodiment of the rotor assembly of the present motor; Figure 6 is similar Figure 4 BRIEF DESCRIPTION OF THE DRAWINGS A third preferred embodiment of a rotor assembly for a motor of the present invention is illustrated; and Figure 7 is a view similar to Figure 4 illustrating a fourth preferred embodiment of the rotor assembly of the present invention. Permanent type hair permanent magnet hair M3 61824 [Main component symbol description] 2. 1...Flywheel 411 - ^... outer ring outer surface 21 * pp Β... inner circumferential surface 412... 1 ring bottom surface 2 2...... ... κ bearing surface 413... Κ... ring top surface β, κ ... κ perforated Β... spacer t P *, 6 sets of holes 421... 1... first side 3 ·*···* ...... Permanent magnet 422... ...... second side 3, κ - «: * .... Permanent magnet 4 3 β fr a <· >» Μ... Magnet housing 3 Bu... ...first side «*»«·. ^...groove part 3 Γ...- ...1 first side « 6 « I... reel 3 2""* ...·second side ·> v,, ί·, . ...the stator 3 3...the bottom surface of the magnet L'...the axis 33,... ""the bottom of the magnet? « 0 β 9 <V ...1 positioning angle 34··-·· +...magnetic top surface T ......·...·Extension direction»#«&·»« Positioning ring* β Β » Κ Φ E...Pure angle 41... ...+ ring body 10