M315915 八、新型說明： 【新型所屬之技術領域】 本創作係與一種馬達磁性元件固定裝置，特別是指一種金 屬材料製之馬達外殼經由沖壓製成之擋壁與彈性材料構成之定 位扣件’提供二對稱之圓弧狀磁性元件固定於馬達外殼内周壁面 之之馬達磁性元件固定裝置。 【先前技術】M315915 VIII. New description: [New technical field] This is a kind of motor magnetic component fixing device, especially a positioning fastener for the motor casing made of metal material through stamping and elastic material. A motor magnetic component fixing device is provided which is fixed to the inner peripheral wall surface of the motor casing by two symmetrical circular arc-shaped magnetic members. [Prior Art]
按’請參照中華民國專利證號第1260853號專利所揭示之 直流馬達，大致包括有一内壁固定有磁性元件之馬達外殼、一組 裝封設於馬達外殼-端之馬達蓋n兩端分難設於馬達外 设與馬達蓋之馬達轉子，該馬達轉子上繞設有線圈，當電流通過 線圈時，可與馬達外殼内壁之磁性元件產生磁 轉子轉動，並藉以輸出動力。 馬達 惟’習知直流馬達之線圈繞設方式需要較多匝數之線圈 认’除成本、重量增加外，所能提供之動力輸出仍有極大改善 門’’、_人’該馬料殼與馬達蓋間之組裝牢固性與結構美觀性 差，冋時，該馬達轉子與馬達外殼、馬達蓋間之軸 為 雜，構件數多，&太也， 平两 ▲ i造與組裝成本較高，另馬達外殼内壁磁 :。之疋位效果較差’均是習知直流馬達其組裝構造亟待改良 【新型内容】 本創作提供一種 馬達磁性元件固定裝置， 主要包括有一 内壁 M315915 *具磁性元件之馬達外殼、一組裝於馬達外殼一端之馬達蓋及一馬 •達轉子；其中’該馬達轉子係以每κ鄰之凸極為-組進行線 圈繞設’另該馬達外殼與馬達蓋間，以及馬達外殼内壁與磁性元 件間之組裝構造，均較習知構造牢固，而馬達外殼與馬達蓋間之 組·裝結構，則可被有效簡化。 可達成上述新型目的之馬達磁性元件固定裝置，包括有： 一馬達外殼，係呈圓筒狀，其内部形成有擋壁； 一磁性兀件，係於馬達外殼内周壁面固定有二對稱之圓弧 狀磁性兀件，該等磁性元件各一側端與擋壁相互抵止定位，而該 4磁丨生元件之另一侧端間更以一定位扣件設置定位； 一定位扣件，具有—u形段，該ϋ形段二自由端各沿圓周 方向外擴延伸有-卡抵段，可分別用以抵止定位磁性元件之外側 端緣。 【實施方式】 百先，請參閱圖一，本創作直流馬達之較佳實施例，該直流 馬達主要包括有一馬達外殼（1)、一馬達蓋（2)、一馬達轉子（3)、 一柱狀軸承（4 )以及一球形軸承（5 );其中： 如圖一所不，該馬達外殼（丨）係由金屬材料製成呈圓筒狀， 且具有第一端部與第二端部，該第一端部處形成有一容置口 (14)，該容置口（14)之端緣處設有至少一定位突片（ιι)，以及至 少三個嵌槽（12) ’其中二嵌槽（12)係位於該定位突片（11)二鄰 側，同時，該等嵌槽（12)—側分別設有一沿圓周方向延伸且可被 M315915 内部所構成 往徑向彎折變形之扣合片（13);另，該馬達外殼⑴内部讯 承定位槽⑽與擋壁⑽，該軸承定位槽⑽㈣近第二端心 s玄馬達蓋（2 )係由塑性材料所劊士 抖所以，且具有—可穿套於馬達 外殼⑴容置口 (⑷内之外周表面，該外周表面套設馬達外私⑴ 處凹設有-定位凹槽⑵）、卡塊（22)與扣合槽（23)，該定位凹槽 (21)可供馬達外殼⑴相對端之定位突片⑼設置定位，該外周 表面更設有三個預定形狀與大小之卡塊（22)，以及四個分別適當 田比鄰於各卡塊（22)外側端處之扣合槽（23)，該等卡塊⑵）可用以 容納於馬達外殼⑴相剌之㈣（12)内，並與㈣（⑵一側相 互抵止限位，該扣合槽⑵）料供馬達外殼⑴相對端之扣合片 (13)彎折後卡扣限位’使馬達蓋⑵可組裝定位於馬達外殼⑴ 第一端部； 另士圖一所示，該馬達蓋（2)在馬達外殼（丨）相對端内部一 體成型有-彈性爪部⑽’該彈性爪部（24)賤剖設有多數溝槽 (25)，可分別界定出多數個彈性爪部（24)，該等彈性爪部（24) 内部各形成有一弧形壁面（26)。 睛再配合參閱圖四與圖五，該馬達轉子（3)其進一步包括有 轉軸（31)穿套固定於轉轴（31)上之轉子（33)，以及繞設於 轉子（33)上之線圈；其中，該轉軸（31)一端穿套有一柱狀軸承 (4)，該柱狀軸承（4)其中心孔供轉軸（31)套設後，該馬達轉子（3) 以柱狀軸承（4)嵌置定位於該馬達外殼（1)相對端之軸承定位槽 M315915 (15) 中，另端則牙套有一球形軸承（5)，該球形軸承（5)之球形外 表面可被馬達蓋(2)相對端各彈性爪部(24)所形成之弧形壁面 (26)彈性包覆限位於其中，使轉軸二端可分別樞設定位於馬 達外殼（1)與馬達蓋⑵内部。該馬達轉子⑶表面係設有多數個 石圓周方向放射狀排列分佈之凸極（33)，該等凸極（33)間各設有 一溝槽（34) 又，請再配合參閱圖六與圖七，該馬達外殼⑴内周壁面固 定有二對稱呈圓弧狀之磁性元件（17)，該等磁性元件（17)可分別 為相反極性之永久磁鐵，且該磁性元件（17)之一端與擋壁（16) 相互抵止定位，而該磁性元件（17)之另一端間更以一定位扣件 (18)相互抵靠定位，該定位扣件（18)具有一 u形段，該u形段二 自由端各沿圓周方向外擴延伸有一卡抵段（181)，可分別用以卡 抵定位各相對磁性元件（17)之一外側端緣，其定位扣件（18)之卡 抵段（181)更延伸設有卫作段（182)，該卫作段（182)可提供使用 者’使用工具將定位扣件（18)之U形段經彎曲或扭轉後置入二磁 性元件（17)之一端，使該磁性元件（17)經由定位扣件（18)與擋壁 (16) 相互抵止定位； 本創作直流馬達之運作方式大致與習知相同，主要是在馬達 轉子（3)繞設於各凸極（33)上之線圈内部通以電流，使線圈產生 之·磁場與馬達外殼（1)内壁由永久磁性元件組成之磁性元件（1 了） 產生的磁場形成排斥與相吸之磁力作用，藉以驅使馬達轉子（W 運轉’並產生動力輸出。 M315915 馬達轉子（3 )利用每二相田比鄰之凸 需特別說明的是，本創作 極（3 3 )為一組進行線圈繞設之 之方式與組成構造，由於可以較少之 線圈&數，達到較高之動六私山 '^動力輪出，因此’線圈材料成本低，重量 輕，且運轉效率而；其次，如 一 圖十八所示，該馬達蓋（2 )與馬達 外设（1)間設有相對之定位凹梯r 心mu糟（21)與定位突片（11)、卡塊（22) 與礙槽（12)、扣合槽（23)與扣人 口片（13)，可彼此在圓周方式與軸According to the 'DC motor disclosed in the Patent No. 1260853 of the Republic of China, the motor casing having a magnetic member fixed to the inner wall and the motor cover n assembled and sealed at the end of the motor casing are difficult to be disposed at A motor rotor and a motor rotor of the motor cover. The motor rotor is wound with a coil. When a current is passed through the coil, the magnetic rotor of the inner wall of the motor casing can rotate and output power. The motor only knows that the coil winding method of the DC motor requires more coils. In addition to the cost and weight increase, the power output that can be provided still has a great improvement in the door'', _man's horse shell and The assembly rigidity between the motor cover and the structural aesthetics are poor. When the motor is in use, the shaft between the motor and the motor casing and the motor cover is miscellaneous, and the number of components is too large, and the assembly cost is high. Another motor housing inner wall magnetic:. The poor clamping effect is a well-known DC motor assembly structure needs to be improved [new content] This creation provides a motor magnetic component fixing device, which mainly includes an inner wall M315915 * a motor housing with magnetic components, one assembled at the motor housing end a motor cover and a horse-to-rotor rotor; wherein the motor rotor is coiled around each of the κ adjacent convex pole groups, and the assembly between the motor casing and the motor cover, and between the inner wall of the motor casing and the magnetic element Both of them are firmer than the conventional structure, and the assembly and assembly structure between the motor casing and the motor cover can be effectively simplified. The motor magnetic component fixing device capable of achieving the above-mentioned novel object includes: a motor casing having a cylindrical shape and a retaining wall formed therein; a magnetic member fixed to the inner peripheral wall surface of the motor casing with two symmetrical circles An arc-shaped magnetic element, wherein the one side end of the magnetic element and the retaining wall abut against each other, and the other end of the four magnetic generating element is further positioned by a positioning fastener; a positioning fastener has a u-shaped segment, wherein the two free ends of the crotch segment extend outwardly in the circumferential direction with a card-abutting portion for respectively locating the outer edge of the magnetic element. [First Embodiment] Referring to Figure 1, a preferred embodiment of the present DC motor includes a motor housing (1), a motor cover (2), a motor rotor (3), and a column. a bearing (4) and a spherical bearing (5); wherein: as shown in FIG. 1, the motor casing is made of a metal material and has a cylindrical shape and has a first end portion and a second end portion. A receiving port (14) is formed at the first end portion, and at least one positioning tab (1) is disposed at an end edge of the receiving port (14), and at least three slots (12) are embedded therein. The slots (12) are located on two adjacent sides of the positioning tabs (11), and the sides of the slots (12) are respectively provided with a buckle extending in the circumferential direction and being deformed by the inside of the M315915. The splicing piece (13); in addition, the motor housing (1) internally locating the positioning groove (10) and the blocking wall (10), the bearing positioning groove (10) (four) near the second end of the heart s phantom motor cover (2) is shaken by plastic material, so And has - can be put on the motor casing (1) accommodating port ((4) inside and outside the outer surface, the outer peripheral surface is set outside the motor (1) The recess is provided with a positioning groove (2), a clamping block (22) and a fastening groove (23). The positioning groove (21) can be positioned for positioning the protruding piece (9) at the opposite end of the motor casing (1), and the outer peripheral surface is further provided. There are three predetermined shapes and sizes of blocks (22), and four respective suitable rows are adjacent to the engaging grooves (23) at the outer ends of the respective blocks (22), and the blocks (2) can be used to accommodate the motor housing. (1) In the opposite (4) (12), and (4) ((2) side of the opposite end of the limit, the snap groove (2)) for the motor housing (1) opposite end of the snap piece (13) bent after the buckle limit 'The motor cover (2) can be assembled and positioned at the first end of the motor casing (1); as shown in Fig. 1, the motor cover (2) is integrally formed with an elastic claw portion (10) inside the opposite end of the motor casing (丨). The claw portion (24) is provided with a plurality of grooves (25) respectively defining a plurality of elastic claw portions (24), and each of the elastic claw portions (24) is formed with an arcuate wall surface (26). Referring to FIG. 4 and FIG. 5, the motor rotor (3) further includes a rotor (33) having a rotating shaft (31) fixed to the rotating shaft (31), and being disposed around the rotor (33). a coil; wherein, one end of the rotating shaft (31) is sleeved with a columnar bearing (4), and the cylindrical bearing (4) has a central hole for the rotating shaft (31), and the motor rotor (3) is a cylindrical bearing ( 4) embedded in the bearing positioning groove M315915 (15) positioned at the opposite end of the motor casing (1), and at the other end, the toothed sleeve has a spherical bearing (5), and the spherical outer surface of the spherical bearing (5) can be covered by the motor ( 2) The arc-shaped wall surface (26) formed by the opposite end elastic claw portions (24) is located therein, so that the two ends of the rotating shaft can be respectively pivotally set inside the motor casing (1) and the motor cover (2). The surface of the motor rotor (3) is provided with a plurality of salient poles (33) radially arranged in a radial direction, and each of the salient poles (33) is provided with a groove (34). Please refer to FIG. 6 and FIG. 7. The inner peripheral wall surface of the motor casing (1) is fixed with two symmetrical circular arc-shaped magnetic elements (17), and the magnetic elements (17) are respectively permanent magnets of opposite polarities, and one end of the magnetic element (17) is The retaining wall (16) abuts against each other, and the other end of the magnetic element (17) is further positioned with a positioning fastener (18) abutting against each other, the positioning fastener (18) has a U-shaped segment, the u Each of the two free ends of the segment extends outwardly in a circumferential direction to extend a card abutting portion (181) for respectively engaging an outer end edge of each of the opposing magnetic members (17), and the positioning fastener (18) is offset by abutting The segment (181) further extends with a guard segment (182) which provides a user's use of a tool to bend or twist the U-shaped segment of the positioning fastener (18) into the two magnetic members. (17) one end, the magnetic element (17) is positioned against the retaining wall (16) via the positioning fastener (18); The operation of the DC motor is basically the same as the conventional method, mainly in which the motor rotor (3) is wound with a current inside the coils on the salient poles (33), so that the magnetic field generated by the coil and the inner wall of the motor casing (1) The magnetic element (1) generated by the permanent magnetic element forms a magnetic force of repulsion and attraction, thereby driving the motor rotor (W-runs and produces a power output. M315915 motor rotor (3) utilizes the convexity of each two-phase field It should be specially stated that the creation pole (3 3 ) is a set of methods and composition for coil winding. Since there are fewer coils & number, the higher dynamic six private mountain '^ power wheel out Therefore, the 'coil material is low in cost, light in weight, and efficient in operation; secondly, as shown in FIG. 18, the motor cover (2) and the motor peripheral (1) are provided with opposite positioning recesses. (21) with the positioning tab (11), the block (22) and the obstruction groove (12), the snap groove (23) and the buckle piece (13), which can be in the circumferential manner and the axis
線方向產生設置定位效果，故螫 狀觉體組裝間易快速且牢固，更具較 佳美觀性。 再者，該馬達蓋（2)與馬達外殼⑴内部分別則用一體成型之 彈性爪部（24)與軸承定位槽（15)，來供穿套樞設於馬達轉子⑶ 二端之球形軸承⑸與柱狀軸承⑷組裝定位之結冑，由於可簡化 枢轉構造及減少組成構件’因此，除可有效降低生產製造與組裝 成本外，更可提高組裝效率，並確保組裝正確性。 另如圖九所示，該馬達外殼（1)内壁可為永久磁性元件之磁 卜元件（17)，其預先6X置於馬達外殼（1)内壁，再藉由定位扣件 (18)予以設置定位之結構設計，亦可用以提高磁性元件（17)之組 裝牢固性，防止其產生鬆動，進而影響磁力作用與運轉效率；據 此’本創作相較於習知直流馬達，確可達到上述諸多功效。 綜上所述，本創作在同類產品中實有其極佳之進步實用性， 同時遍查國内外關於此類結構之技術資料，文獻中亦未發現有相 同的構造存在在先，是以，本創作實已具備新型專利要件，爰依 法提出申請。 9 M315915 惟，以 @太4 j作之一較佳可行實施例而已，故 舉凡應用本創作說明書及 座·々人/ 士 a 專和範圍所為之等效結構變化，理 應匕3在本創作之專利範圍内。 【圖式簡單說明】 圖一係本創作直流馬達之大部立體分解圖。 圖一為馬達外殼之局部剖面立體示意圖。 圖三係本創作馬達蓋内側 ， 丨X且骽外觀圖，並顯示有一體成型 之蓮花座構造。 殼間之分離狀態 圖四係本創作磁性元件、定位扣件與馬達外 立體示意圖。 圖五係本創作磁性元件與定位扣件之相對卡扣狀態圖。 圖六為磁性元件、Μ扣件、柱狀轴承設置於馬達外殼其組 合狀態之局部剖面示意圖。 圖七係本創作沿圓討向之側視剖面圖，但未顯示繞設之線 圈0 圖八係本創作沿軸線方向之侧視剖面圖。 圖九為本創作其局部剖面之立體示意圖。 【主要元件符號說明】 1馬達外殼 11定位突片 12嵌槽 13扣合片 M315915 容置口 軸承定位槽 擋壁 磁性元件 定位扣件 卡抵段 工作段 馬達蓋 定位凹槽 卡塊 扣合槽 彈性爪部 溝槽 弧形壁面 馬達轉子 轉軸 勾線部 凸極 溝槽 柱狀軸承 5球形軸承The positioning direction is set in the direction of the line, so that the assembly of the morphological body is quick and firm, and the appearance is better. Furthermore, the motor cover (2) and the motor housing (1) are respectively formed with an integrally formed elastic claw portion (24) and a bearing positioning groove (15) for the spherical bearing (5) which is pivotally disposed at the motor end of the motor rotor (3). The assembly and positioning of the cylindrical bearing (4) can simplify the pivoting structure and reduce the number of components. Therefore, in addition to reducing manufacturing and assembly costs, assembly efficiency can be improved and assembly accuracy can be ensured. As shown in FIG. 9, the inner wall of the motor casing (1) may be a magnetic component (17) of a permanent magnetic component, which is placed on the inner wall of the motor casing (1) in advance and then set by a positioning fastener (18). The structural design of the positioning can also be used to improve the assembly robustness of the magnetic component (17) and prevent it from loosening, thereby affecting the magnetic action and the operating efficiency; accordingly, the present invention can achieve the above many compared with the conventional DC motor. efficacy. In summary, this creation has its excellent progress and practicality in similar products. At the same time, it has checked the technical information about such structures at home and abroad. The same structure has not been found in the literature. This creation has already possessed new types of patent requirements, and applied for it according to law. 9 M315915 However, it is better to use @太4j as a preferred and feasible embodiment. Therefore, the equivalent structural changes in the application of this manual and the scope of the syllabus/personal syllabus should be used in this creation. Within the scope of the patent. [Simple description of the diagram] Figure 1 is a large exploded view of the DC motor. Figure 1 is a partial cross-sectional perspective view of the motor casing. Figure 3 shows the inside of the motor cover, 丨X and 骽 appearance, and shows the integrated lotus seat structure. The separation state between the shells Figure 4 is a three-dimensional schematic diagram of the magnetic component, the positioning fastener and the motor outside. Figure 5 is a relative buckle state diagram of the magnetic component and the positioning fastener of the present invention. Fig. 6 is a partial cross-sectional view showing the assembled state of the magnetic element, the snap fastener, and the cylindrical bearing in the motor casing. Figure 7 is a side cross-sectional view of the creation along the circle, but does not show the winding circle. Figure 8 is a side cross-sectional view of the creation along the axis. Figure 9 is a perspective view of a partial section of the creation. [Main component symbol description] 1 Motor housing 11 positioning tab 12 slot 13 fastening piece M315915 Socket bearing positioning groove retaining wall magnetic component positioning fastener card abutment working section motor cover positioning groove block snap groove elastic Claw groove curved wall motor rotor shaft hook line convex groove cylindrical bearing 5 spherical bearing