TW200535047A - Electric motor assembly for an elctric bicycle - Google Patents

Electric motor assembly for an elctric bicycle Download PDF

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Publication number
TW200535047A
TW200535047A TW93111503A TW93111503A TW200535047A TW 200535047 A TW200535047 A TW 200535047A TW 93111503 A TW93111503 A TW 93111503A TW 93111503 A TW93111503 A TW 93111503A TW 200535047 A TW200535047 A TW 200535047A
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Taiwan
Prior art keywords
hub
electric motor
inner shell
motor
bicycle
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TW93111503A
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Chinese (zh)
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TWI301467B (en
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Tzuu-Lan Ja
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Tzuu-Lan Ja
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Abstract

The present invention relates to an electric motor assembly for an electric bicycle, including a stator, a rotor, a bearing and a gear reduction assembly, which are disposed in a housing, wherein the hub wheel is defined with engaging structure used to precisely engage with a clamping structure of the housing. Such arrangement allows the electric motor to be easily assembled to or disassembled from the hub wheel via the housing, moreover, in case breakdown of the electric motor, the user can easily take the electric motor out just by removing the cover.

Description

200535047 五、發明說明(1) 【發明所屬之技術領域j 本發明係為-種電動自行車電動機組配結構,特別是 ‘將電動機隱藏裝設於自行車於奮凡 機結構設計。 目订車輪車又内部的電動自行車電動 【先前技術】 睛參閱第五圖所示,士 i $ 行車車輪較㈣的設計,1::=構广隱藏組設於自 組配* s /、主要如於輪殺(10)内成型有一 子、軸承、減速齒輪組輩,—一,— 包括·疋子 '轉 組配空間⑴)内部後,再透過一自行車輪轂(1〇)的 封鎖蓋合,·如此—來電動杜盍(13)自輪轂(丨〇)側邊 空間内,不僅外型rj, 即被隱設於輪較的組配 被隱藏遮蔽,可有Hr ΐ吳觀,且由於電動機構件完全 損壞; 了有效降低電動機遭受碰撞、污損等原因的 計,=行以設於輪轂内部的結構設 時’卻面臨諸多困、常態維護或故障拆修 其一,· 百夕困難及缺陷;說明如下: 組等,係構件:包括定子、轉子、軸承、減速齒輪 動;;:二界進行電動機各構件的組二::= 配,則電動合後,再進行輪幅線與輪= 於輪轂内,二線、輪轂及輪框後,再將電動機:件 、J輪樞、輪幅線及輪轂所佔的龐外件,、且配 二間會影響 200535047 五、發明說明(2) 組配工作的進行 其二,以前述傳統結構設計, 時,若直接將封蓋拆卸,則位於輪“ 的拆修維護 轴承、定子、轉子等,會因結構鬆解而„ — ^逮齒輪組、 j ”接通電進行電動機及其構件 =出丄此時, 已鬆解之故而無法直接進行運轉維修測言:則式,會因結構 其三,以前述傳統結構設計, 二 動機構故障,而要進杆译欠 有右遇電動機或驅 七,但整個車輪包括有輪胎、輪早輪拆下达 僅體積龐大且重量重, * ‘,桌及輪轂等,不 _ 更亚不利於運送及儲罟。 經過以上的說明可知,目 ;的結構設計,有不利於產業界組:=件;二於輪轂 業界而言有礙組配、維修= 缺陷,不僅對於產 修成本亦高,實在有進一牛订 對於使用者而言送 符合產業界的實際需求。乂加以大幅突破的必要,俾更能 【發明内容】 定子本nr:速將電㈣的各構件包括 並特別設計輪毅的卡合=二广組f承載容設於内殼内部, 準組配的嵌合結構, 恭人内a又的卡肷結構作為兩者精 行拆卸或組配結合;如电動機得以透過内殼而與輪轂進 精準組配,且當電動4 不僅電動機與輪轂得以輕易地 開即可完整取出電=生故障時,維修者僅需將封蓋拆 电動機進行初步測試或送修。不 200535047 五、發明說明(3) 【較佳實施例] 盆一 f :t發明為達成上述目的,所採用之技術、手段及 明如戶.i 土舉一個較佳可行實施例並配合圖式詳細說 月如百先,請配合參閱第一、二、三、四 發明貫施例所提供 > 一括带去a ,' #将蔣恭#^ ,夂 種电動自行車電動機組配結構,主 (3(υ组酉1处ί(4〇)及其構件組配於内殼(30)後,再將内殼 中:-、,’α &於輪轂(20)的容置空間(21)所構成者;其 ηΪΪΪΤ,係為電動自行車(50)的車輪毅(2〇)(可 :二Ιίΐυ轂(20)内成型有-容置空間⑵),於 ϋ +1 (21)内壁成型有單一或多個卡合結構 (2 2 ),卡合結構(2 2 )可為ω > (20)的容置空間⑴)可透過一 :| 3 : ” ;該輪轂 η r 9 η - ^ ^ 封盖(2 3)盖合封閉該容置空 間,,並可透過螺絲(231)鎖合封蓋( ,殼⑶),係可供電動機⑽構件:例如n 轉^ :席,卜軸承、減速齒輪組…等内 W述電動機(40)各構件得為内殼( ^°又,、内且7 妒M m rTW日丨々Π_从, 双U 0)所承載容設,而於内 ::側各凸伸出一軸咖)供與車架結合鎖固;於内 广(30)外部可成型有單一或多個卡嵌結構(3 、結構 (3 2 )可為凸面結構或凹面結構 人、’、° (3〇)而直接配設於車輪轂(20)的係透過内殼、 卡嵌結構(32)與卡合結構(22)的初人=:1)内,亚透過 合。 )的矣合而進行準確的定位結200535047 V. Description of the invention (1) [Technical field to which the invention belongs] The present invention is an electric bicycle electric motor assembly structure, in particular, ‘the electric motor is concealed and installed on a bicycle in the Fenfan machine structure design. Ordering the wheel of the car and the electric bicycle inside the electric car [Previous technology] Refer to the fifth figure, the i i $ driving wheels are relatively sloppy design, 1 :: = Guangguang hidden group is set in self-assembly * s /, main For example, in the round kill (10), a child, a bearing, and a reduction gear group are formed, including the inside of the 疋 zi 'turn assembly space ⑴), and then closed by a bicycle hub (1). , So-come from the electric Du Du (13) from the side space of the wheel (丨 〇), not only the shape rj, that is, hidden in the wheel assembly is hidden and hidden, there may be Hr ΐWu Guan, and because The motor components are completely damaged; to effectively reduce the impact of the motor on collisions and fouling, etc., the structure installed inside the wheel hub is faced with many difficulties, normal maintenance or breakdown and repair. And defects; descriptions are as follows: Groups, etc., components: including stators, rotors, bearings, and reduction gears;;: The second boundary is the group two of the components of the motor: == Matching, then the spokes and the Wheel = inside the hub, after the second line, hub and wheel frame, Motivation: Parts, J hubs, spoke lines, and external parts occupied by the hub, and the allocation of two will affect 200535047 V. Description of the invention (2) The second is the assembly work, which is designed with the aforementioned traditional structure. If the cover is removed directly, the dismantling and maintenance of bearings, stators, rotors, etc. located on the wheel will be disconnected due to the structural loosening. ^ ^ Gear set, j is connected to the electric motor and its components = 出 构件At the same time, the operation and maintenance cannot be performed directly because of the dissolution: the formula, because of the third structure, the traditional structure design mentioned above, the second-moving mechanism fails, and it is necessary to enter the translation. The entire wheel includes tires, wheels, and wheels. The wheels are bulky and heavy. * ', Tables, and wheels, etc., are not conducive to transportation and storage. After the above description, we can see that the structural design of the objective is: Unfavorable to the industry group: = pieces; Second, it is an obstacle to the assembly and maintenance of the wheel industry. Defects are not only high in production and repair costs, but they are also in line with the actual needs of the industry for users.乂 substantial The need for breaking is better. [Contents of the invention] The stator nr: The components of the electric motor are included and specially designed. The engagement of the wheel set = Erguang Group f bearing capacity is accommodated in the inner shell. The structure, respectably, the card's structure is used as a precise disassembly or combination of the two; for example, the motor can be precisely assembled with the hub through the inner shell, and when the electric 4 not only the motor and the hub can be easily opened immediately It can be completely removed. When a fault occurs, the repairer only needs to remove the cover and remove the motor for preliminary testing or repair. No 200535047 V. Description of the invention (3) [Preferred embodiment] The first f: t invention is to achieve the above. Purpose, technology, method and Mingruhu.i To give a better and feasible embodiment and explain the details in detail with the drawings, please refer to the first, second, third, and fourth invention examples > Take away a, '# 将 蒋 恭 # ^, a kind of electric bicycle motor assembly structure, the main (3 (υ group 处 1 place ί (4〇) and its component groups are assembled to the inner shell (30) Then, in the inner shell:-,, 'α & in the accommodation space (21) of the hub (20); ηΪΪΪΤ, which is a wheel of an electric bicycle (50) (20) (may: a housing space is formed inside the two hubs (20)), and a single or multiple cards are formed on the inner wall of (+1) The engaging structure (2 2), the engaging structure (2 2) can be ω > (20) 's accommodation space ⑴) can pass one: | 3: ”; the wheel η r 9 η-^ ^ cover (2 3) The cover closes the accommodating space, and the cover (, shell ⑶) can be locked by the screw (231), which can be used for the motor ⑽ member: for example, n turn ^: seats, bearings, reduction gear sets, etc. The internal components of the electric motor (40) must be contained in the inner shell (^ °, 内, 7 and M m rTW 日 丨 々 Π_ 从 , 双 U 0), and the inner :: convex side A shaft coffee is extended) to be combined and locked with the frame; a single or multiple embedded structures (3, structure (3 2) can be convex or concave) can be formed on the exterior of the internal broadcasting (30). (30), and the system directly arranged on the wheel hub (20) penetrates the inner shell, the first structure of the engaging structure (32) and the engaging structure (22) =: 1), and the sub-transmitting. ) For accurate positioning

200535047 五、發明說明(4) ' ---- 藉此,本發明的電動機(40)即可透過内殼(3〇)的設計而快 速輕易地直接自輪轂(20)内拆裝;兹將其使用 样 細說明如下: ^4 明彳又簽閱第 一、二、四圖所示,本發明係將電動 機(4 0 )的各構件包括定子、鲭 、 < 丁 轉子、軸承、減速齒輪組等均 破承載容設於内殼(30)内部,而僅於内殼(3〇)兩側露出軸 桿(3υ供電動自行車(50)車架(如前叉)鎖固;因此,產業 界進行電動機(4 0 )構件的組配時,並不需要輪轂(2 〇 )的配 合,而可將電動機(40)構件,包括定子、轉子、軸承、減 速齒輪組等直接組配於内殼(3〇)内部後,再將内殼(3〇)與 輪轂(2 0)直接套合即完成構件組配;換言之,輪轂(2〇) 了 輪幅線、輪胎可預先組配完成後,再將内殼(3〇)與輪轂 2 〇 )直接套設結合即完成所有構件的組配,對於產業界而 3 ’可增加組配效率、增加組配工作的順暢程度; 再者’當電動機(4 〇 )發生故障時,維修者僅需將封蓋 (2 3 )拆開即可完整取出電動機(4 〇 )進行初步測試;若要進 步送修时,可直接僅將封裝於内殼(3 〇 )的電動機(4 〇 )送 修即可’而不必如傳統設計必須將整個輪子包括輪胎、輪 圈、輪幅線、輪轂送修;透過本發明設計,可將電動機以 外的然謂空間及重量有效排除,而大幅降低維修運送成 本。 、、 值得注思的是,輪轂式電動機與輪轂的組配準確度要 求必須相當高,因為輪轂是用以驅動自行車行駛的轉動機 構,輪轂與電動機間的不準確組配,會導致偏心運轉而無200535047 V. Description of the invention (4) '---- With this, the electric motor (40) of the present invention can be quickly and easily disassembled from the wheel hub (20) through the design of the inner shell (30); The detailed description of its use is as follows: ^ 4 Ming Ming also signed the first, second, and fourth figures, the present invention is a motor (40) each component including the stator, mackerel, < small rotor, bearing, reduction gear The load-bearing capacity of the group is located inside the inner shell (30), and only the shafts (3υ electric bicycle (50) frame (such as the front fork) are locked on both sides of the inner shell (30); therefore, the industry When assembling the components of the electric motor (40), the cooperation of the hub (20) is not required. Instead, the components of the electric motor (40), including the stator, rotor, bearing, and reduction gear set, can be directly assembled on the inner shell. (30) After the interior, the inner shell (30) and the hub (20) are directly fitted to complete the assembly of the components; in other words, after the hub (20) has spoke lines and the tires can be pre-assembled, Then the inner shell (30) and the wheel hub 20) are directly fitted and combined to complete the assembly of all components. Can increase the assembly efficiency and increase the smoothness of the assembly work; Furthermore, when the motor (4 〇) fails, the maintenance person only needs to remove the cover (2 3) to completely remove the motor (4 〇) for Preliminary test; if you want to send for repair, you can directly send only the motor (40) enclosed in the inner shell (30), instead of having to complete the entire wheel including tires, rims, and spokes as traditional design The wire and hub are sent for repair. Through the design of the present invention, the space and weight other than the motor can be effectively eliminated, and the maintenance and transportation cost is greatly reduced. It is worth noting that the requirements for the accuracy of the assembly of the hub motor and the hub must be quite high, because the hub is a rotating mechanism used to drive the bicycle, and the inaccurate assembly between the hub and the motor will cause eccentric operation and no

200535047200535047

法順利運作;而傳統的結構設計,其係透過各個構件自身 的精準度而達成整體的準確度,不僅難度南、成本南,且 容易因單-構件的精=足而影響整體運作,尤其是輪 轂(2 0 )與電動機間的準確組配更是不易;The method works smoothly; the traditional structural design achieves the overall accuracy through the accuracy of each component itself, which is not only difficult and cost-effective, but also easily affects the overall operation due to the precision of the single-component component, especially It is even more difficult to accurately match the hub (20) with the motor;

而透過本發明的結構設計,輪轂(20)與内殼(30)的電 動機(40)之間並無準確度問題;因為,内殼(3〇)及電動機 (4 0 )構件可視為一完整可獨立運作的電動機,而本發明特 別設計輪穀(20)的卡合結構(22)與内殼(30)的卡嵌結構 (y 2)作為確保兩者組配精準程度的嵌合結構,藉此使電動 钱(4 0 )與輪轂(2 〇 )之間得以準確組配結合,而且,拆卸、 =配均相當容易並不需要特殊的技巧或額外的設備即可完 成,而得以符合產業界的實際需求。 輪轂:::提ί ί i如第—、四圖所示者,實施例中係方 :,又作’-和卡5結構而於内殼外對應成型二個卡嵌矣 :構的、:ΐ對準契合,實施上該卡合結構… 、,,。構亦可為單一或多數個(如三、四However, through the structural design of the present invention, there is no accuracy problem between the hub (20) and the electric motor (40) of the inner shell (30); because the inner shell (30) and the electric motor (40) components can be regarded as a complete A motor that can operate independently, and the present invention specially designs the engaging structure (22) of the wheel valley (20) and the engaging structure (y 2) of the inner shell (30) as a fitting structure to ensure the accuracy of the combination of the two. In this way, the electric money (40) and the wheel hub (20) can be accurately assembled and combined, and the disassembly and replacement are quite easy and do not require special skills or additional equipment, which can meet the industry The actual needs of the industry. Wheel hub ::: As mentioned in the first and fourth figures, in the embodiment, the system is also:-and the card 5 structure, and two card inserts are formed on the outside of the inner shell correspondingly: structure ,: ΐ Align and fit, implement the engaging structure ... ,,,. The structure can also be single or plural (such as three, four

第10頁 200535047 圖式簡單說明 【圖號說明】 (1 〇)輪轂 (1 2 )電動機 (2 0 )輪轂 (2 2 )卡合結構 (2 3 1)螺絲 (3 1)軸桿 (40)電動機 (1 1 )組配空間 (1 3 )封蓋 (2 1 )容置空間 (23)封蓋 (3 0 )内殼 (32)卡嵌結構 (50)電動自行車 【圖式說明】 第一圖 係本創作結構立體分解示意圖。 第二圖 係第一圖之結合立體示意圖。 第三圖 係本創作結構裝配於自行車使用狀態示意圖。 第四圖 係第三圖之局部剖視放大示意圖。 第五圖 係傳統輪轂式電機剖視示意圖。Page 10 200535047 Brief description of drawings [Description of drawing numbers] (1 〇) Hub (1 2) Motor (2 0) Hub (2 2) Engagement structure (2 3 1) Screw (3 1) Shaft (40) Electric motor (1 1) Assembling space (1 3) Cover (2 1) Receiving space (23) Cover (3 0) Inner shell (32) Snap-in structure (50) Electric bicycle [Illustration of drawings] First The drawing is a three-dimensional exploded view of the creative structure. The second figure is a combined perspective view of the first figure. The third picture is a schematic diagram of the state where the creative structure is assembled to a bicycle. The fourth figure is a partially enlarged view of the third figure. The fifth figure is a schematic cross-sectional view of a conventional in-wheel motor.

第11頁Page 11

Claims (1)

200535047 ^、申請專利範圍 1. 一種電動自行車電動機組配結構,該自行車輪轂其内 成型有一容置空間,而可將電動機配設其内,並得以一封蓋 蓋合封閉該容置空間;其特徵在於.·於輪轂的容置空間内壁 成型有卡合結構;一内殼,係可供電動機構件包括定子、轉 子及軸承組配容設其内;於内殼外部成型有卡嵌結構;電動 機係透過内殼而直接容設於車輪轂的容置空間内,並透過卡 嵌結構與卡合結構進行兩者的定位嵌合。 2. 依據申請專利範圍第1項所述之電動自行車電動機組 配結構,其中卡合結構可為凹面結構;而内殼的卡嵌結構可( 為凸面結構,俾使卡嵌結構的凹面結構得與卡合結構的凸面 結構進行定位契合。 3. 依據申請專利範圍第1項所述之電動自行車電動機組 配結構,其中可於輪轂内成型二個卡合結構而於内殼外對應 成型二個卡嵌結構,作為輪轂與内殼的結合對準契合。200535047 ^ Application patent scope 1. An electric bicycle motor assembly structure, the bicycle hub is formed with an accommodating space therein, and the electric motor can be arranged therein, and the accommodating space can be closed by a cover; It is characterized by: · An engaging structure is formed on the inner wall of the accommodating space of the hub; an inner shell is provided for the motor components including the stator, the rotor and the bearing group to be accommodated in it; The electric motor is directly accommodated in the accommodating space of the wheel hub through the inner shell, and the two are positioned and fitted through the snap-in structure and the snap-in structure. 2. According to the electric bicycle motor assembly structure described in item 1 of the scope of patent application, the engaging structure may be a concave structure; and the engaging structure of the inner shell may be a convex structure, so that the concave structure of the engaging structure is obtained. Positioning fit with the convex structure of the snap-in structure. 3. According to the electric bicycle motor assembly structure described in item 1 of the scope of the patent application, two snap-in structures can be formed inside the hub and two can be correspondingly formed outside the inner shell. The snap-in structure serves as the alignment and alignment of the hub and the inner shell. 第12頁Page 12
TW93111503A 2004-04-23 2004-04-23 Electric motor assembly for an elctric bicycle TWI301467B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI381976B (en) * 2006-01-24 2013-01-11 Piaggio & C Spa Two-wheel vehicle with integral electric wheel-drive

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI381976B (en) * 2006-01-24 2013-01-11 Piaggio & C Spa Two-wheel vehicle with integral electric wheel-drive

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