M392488 五、新型說明： 【新型所屬之技術領域】 本創作係有關一種兼具導流板散熱效能之馬達組件，係屬直 流無刷馬達技術領域。 【先前技術】 按’直流無刷馬達，由於電流穩定’且能以高轉速、高輸出 功效著稱，以致諸多機械領域或電器用品，皆會選擇使用直流無 φ 刷馬達作為驅動裝置。 而1知之直流無刷馬達之主結構包含一馬達，馬達殼體表面 則設有複數散熱鰭片，馬達凸露之心軸為求轉動更順暢，遂套設 有一軸承，心轴再依序穿設一前蓋、一導流板、一扇葉及防止誤 觸扇葉之保護蓋，遂组配成一直流無刷馬達結構。 惟，上述傳統直流無刷馬達於心軸分端分別獨立設置一前蓋 及一導流板設計，實際上經創作人多年研究發現，高轉速及高功 鲁率之直流無刷馬達，由於轉速快、輸出功率大，卻也會產生負面 之溫昇效應，該溫昇效應之源來莫過於高速轉動之心軸與轴承部 位。 然而，承如上述傳統直流無刷馬達導引冷空氣流向之導流 板，係獨立組設於前蓋外部，受該前蓋之阻隔，使得導引之冷空 氣無法直接與轴承綱，而無法產生直接式減換魏，導致直 流無刷馬達之散熱絲大打折扣，錢於前蓋料之導流板設 計’連帶影響馬達之散熱轉，此點亦是直流舖馬達產生溫昇 3 1392488 之關鍵因素之一。 是以’如何克服目前直流無刷馬達容易產生溫昇效應，遂為 創作人多年來欲克服之技術課題，同時亦為本創作具創新及進步 之核心訴求。 【新型内容】 本創作主要提供一種兼具前蓋及導流板雙功能之馬達前蓋及 結合該馬達前蓋使用之馬達。 φ 本創作另一目的係提供一種簡化直流無刷馬達組成構件之新 顆馬達前蓋及結合該馬達前蓋使用之馬達。 本創作又另一目的係提供一種降低直流無刷馬達組裝工序之 新穎馬達前蓋及結合該馬達前蓋使用之馬達。 為達上述目的，本創作兼具導流板之馬達前蓋，該馬達前蓋 包括一斷面呈Π形之本體，該本體具有内、外表面，表面中央設 有供馬達心轴穿設之穿孔，本體對應穿孔周緣之内表面垂直凸設 • 一内凸牆，該内凸牆内形成有供設置在馬達心轴外露段之輛承容 設用槽部，該内凸牆外側預設距離則形成有一外凸牆，該外凸牆 至馬達前蓋之蓋緣間，間隔形成有複數個導流凸肋之導流板，該 彼此相鄰之導流凸肋間則形成有導引流道，本體對應導引流道處 則設有連通該流道之進風口；透過前蓋外凸牆至蓋緣之延伸長 度，間隔形成複數導流凸肋，令該馬達之前蓋除馬達驅動端之封 閉功能外，更兼具導流板之氣流導引第二重功效，同時滿足上述 預期之結構功能。 4 【實施方式】 本創作係㈣-種兼具導流板之馬達前蓋及結合該馬達前蓋 使用之馬達，該馬達前蓋及結合該馬騎蓋❹之馬達較佳結構 實施例，如第一至五圖所示，主要包括： -直流無刷馬達1 Q，該直流無刷馬達丄G為習知之技藝， 故不針對其定、轉子、控㈣等喊結構逐—賴及結構敘述， 請委員自行參照相關直流無刷馬達先前技藝，本實施例僅就技術 需要之構件予以說明之。 上述之直流無刷馬達1〇表面形成有複數個散熱用之鰭片工 1，後端具有一利用風扇抽離内部工作熱能之一散熱端，相異於 散熱端則為一驅動端，該驅動端具有一自直流無刷馬達内部穿出 之心軸12，該心轴12為獲得更佳之轉動順暢性，自馬達内部 穿出之外露段適當處則組配有一轴承14; 且外露段之心軸12除組配有轴承，自由端續貫穿與直流無 刷馬達10驅動端之前蓋2 〇，並與一位於前蓋2 〇外侧（前方） 之扇葉3 0相互組配並呈連動關係，該扇葉3 〇外側（前方）則 可視情況需求，額外增設一與前蓋相互组接之外蓋4 〇 ,前述之 扇葉3 0則容置於前蓋2 〇與外蓋4 0組接圍構之空間内。 本創作主要改良重點在於傳統設於前蓋外側（前方）之導流 板創新設計： 該前蓋20具有一斷面呈π形之本體21，該本體21具有 一内表面及一外表面，中央則開設貫通内、外表面之穿孔2 2， 可供心轴12穿設之用，該本體2工對應穿孔22之内表面周緣 垂直凸設有-直徑大於穿孔之内凸牆2 3，内凸牆2㈣圍構出 __ 2 3 1 ’該卿2 3 1則供組設於心軸} 2之軸承丄4容 設之用’本體21位於槽部之外部適#距離，則垂直凸設有一外 凸牆2 4 ’該外凸牆2 4内徑幅寬則定義為—封，面a，該封 閉指面A約等大於直流無刷馬達丨Q轉端之直徑俾令該 2 0可_該外凸牆2 4與封_面a部位，將直流無刷馬達工 (um之絲端予⑽閉，以雜定、轉子可位於其正確位置。 再者上述之别蓋20主要將原本設於其外側之導流板一體成 型，該與前蓋2 G-體成型之導流板位置，係指前蓋2 〇内表面 自外凸牆2 4至Π形前蓋2 〇最外侧之蓋緣2 〇1之間，該導流 板係指由外凸牆2 4外姻緣朝前蓋2 0蓋緣2 0 1方向，以等 間距之旋驗延伸之預設導流凸肋2 5，彼此間隔相鄰之導流凸 肋2 5間，則形成風壓通行之導引流道2 6，前蓋本體2}對應 每個導引流道處2 6則設有連通該流道之進風口2 7。另外，該 前蓋2 0自蓋緣2 〇1朝内中央延伸有一限流擋板2 8，該限流 擋板2 8長度以等於蓋緣至外凸牆距離，或者以靠近或與延伸至 與直流無刷馬達1〇鰭片11處齊寬者為佳，且藉限流擋板2 8 與上方之本體内表面間，則形成有連通該導引流道2 6氣流集中 通過鰭片11之集風流道2 9者。 關於直流無刷馬達10結合本創作之整體作動方式，主要利 用前蓋外側之扇葉3 〇將氣流自外蓋4 0中央入風口41吸入， M392488 再由前蓋本體之進風口 2 7排入前蓋内表面之導引流道2 6，並 與内凸牆内之轴承產生熱交換，以防止直流無刷馬達產生溫昇效 應；同時再透過前蓋底端設置之限流擋板，可進一步將氣流集中 導引至直流無刷馬達外表面之鰭片，藉此提昇直流無刷馬達散熱 效能。 再請配合參照第六至九圖所示，係本創作兼具導流板之馬達 前蓋第二實施例，第二實施例之馬達前蓋具有一本體2la，該本 • 體係由原本门形斷面改成一字形，該斷面呈一字形之本體2 la， 具有一内表面及外表面，中央則開設有貫穿内、外表面之穿孔， 對應穿孔周緣之内表面凸設有一内凸牆，該内凸牆内形成有一槽 部，該内凸牆外侧則形成有一外凸騰，該外凸牆内徑則形成封閉 馬達開放端之封閉擋面，該外凸牆外側周緣以等間隔旋渦方式朝 外延伸複數個導流凸肋態樣之導流板。 續參照第九圖所示，本實施例由於馬達前蓋少了前緣之設 • 計，以致原本自前緣朝内延伸之一字形限流撞板，則改由圖式所 揭呈倒L形設計，該倒L形之限流擋板2 8a，包含自外蓋4 〇底 面朝内延伸之上段2 81，該上段長度至少需延伸至遮蔽導流凸 肋，或者延伸至與直流無刷馬達之鰭片i丄切齊，上段2 8工續 朝下彎折出與鳍片11相互平行之一下段2 8 2，該下段2 8 2 表面透過貫穿之鎖固元件與直流無刷馬達1〇鎖接、固定，使得 上段與本體間至下段與鰭片間形成一集風流道2 9a〇 經由上述可知，本創作將習知直流無刷馬達獨立製造、組配 7M392488 V. New Description: [New Technology Field] This creation is related to a motor assembly that has the heat dissipation performance of the deflector. It belongs to the technical field of DC brushless motor. [Prior Art] According to the 'DC brushless motor, because the current is stable' and can be known for its high speed and high output efficiency, many mechanical fields or electrical appliances will choose to use a DC-free φ brush motor as the driving device. The main structure of the DC brushless motor includes a motor, and the surface of the motor casing is provided with a plurality of heat radiating fins, and the motor protruding shaft is smoother for rotation, and the bearing sleeve is provided with a bearing, and the mandrel is sequentially worn. A front cover, a deflector, a blade and a protective cover for preventing accidental contact with the fan blade are provided, and the cymbal group is configured as a brushless motor structure. However, the above-mentioned conventional DC brushless motor is independently provided with a front cover and a deflector design at the spindle end. In fact, it has been found by the creator for many years that the DC brushless motor with high speed and high power rate is due to the rotation speed. Fast, high output power, but also a negative temperature rise effect, the source of the temperature rise effect is no more than the high-speed rotation of the mandrel and bearing parts. However, the conventional DC brushless motor guides the flow of the cold air to the deflector, which is independently disposed outside the front cover, and is blocked by the front cover, so that the guided cold air cannot directly contact the bearing, and cannot The direct reduction of the Wei, resulting in the DC brushless motor's heat sink is greatly reduced, the money in the front cover of the deflector design 'connected to affect the motor's heat transfer, this point is also the key to the DC spread motor temperature rise 3 1392488 One of the factors. It is based on how to overcome the current temperature rise effect of DC brushless motors, which is the technical subject that the creators have to overcome over the years, and also the core appeal of innovation and progress. [New content] This creation mainly provides a motor front cover that has both the front cover and the baffle dual function and a motor that is combined with the front cover of the motor. φ Another object of the present invention is to provide a new motor front cover that simplifies the components of the brushless DC motor and a motor that is used in conjunction with the front cover of the motor. Still another object of the present invention is to provide a novel motor front cover that reduces the assembly process of a brushless DC motor and a motor that is used in conjunction with the front cover of the motor. In order to achieve the above object, the present invention has a motor front cover of a baffle, the motor front cover includes a body having a cross section, the body has inner and outer surfaces, and the center of the surface is provided with a motor spindle. Perforation, the inner surface of the main body corresponding to the perforation peripheral edge is vertically protruded • an inner convex wall, and the inner convex wall is formed with a bearing capacity groove portion disposed on the exposed portion of the motor mandrel, and the outer distance of the inner convex wall is preset Forming an outer convex wall, the outer convex wall is formed between the cover edges of the motor front cover, and a plurality of guide ribs are formed at intervals, and guiding channels are formed between the adjacent guiding ribs The main body corresponding to the guiding flow channel is provided with an air inlet connecting the flow channel; through the extension length of the front cover outer wall to the cover edge, a plurality of guiding ribs are formed at intervals, so that the motor is previously covered by the motor driving end In addition to the closed function, the airflow of the baffle is combined to guide the second effect, while satisfying the above-mentioned expected structural function. [Embodiment] The present invention (4) - a motor front cover having both a baffle and a motor used in conjunction with the motor front cover, the motor front cover and a motor incorporating the horse riding cover are preferably structural embodiments, such as The first to fifth figures, mainly include: - DC brushless motor 1 Q, the DC brushless motor 丄G is a well-known skill, so it is not for its stator, rotor, control (four), etc. Members are requested to refer to the prior art of the relevant DC brushless motor. This embodiment only describes the components required by the technology. The above-mentioned DC brushless motor 1 has a plurality of fins 1 for heat dissipation, and a rear end has a heat dissipating end which is separated from the internal working heat by a fan, and a driving end which is different from the heat dissipating end, the driving The end has a mandrel 12 penetrating from inside the DC brushless motor, and the mandrel 12 is provided with a better bearing for better rotation smoothness, and a bearing 14 is assembled at a proper position from the inside of the motor; and the exposed section is The shaft 12 is assembled with a bearing, and the free end continuously penetrates the front cover 2 与 of the driving end of the DC brushless motor 10, and is matched with a fan blade 30 located outside (front) of the front cover 2, and is in a linked relationship. The outer side (front side) of the fan blade 3 may be additionally provided with an outer cover 4 与 which is assembled with the front cover, and the aforementioned blade 30 is accommodated in the front cover 2 〇 and the outer cover 40 Within the space of the enclosure. The main improvement of this creation is the innovative design of the deflector traditionally placed on the outer side (front) of the front cover: the front cover 20 has a body 211 having a π-shaped cross section, the body 21 having an inner surface and an outer surface, the center The perforation 2 2 is provided through the inner and outer surfaces for the mandrel 12 to be worn. The main body 2 is perpendicularly convexly disposed on the inner surface of the perforation 22 - the inner wall of the perforation is larger than the perforation. Wall 2 (4) is surrounded by __ 2 3 1 'The Qing 2 3 1 is for the bearing set on the mandrel} 2 The bearing 丄 4 is used for the 'body 21' is located outside the groove. The outer wall 2 4 'the outer wall width of the outer wall 24 is defined as - seal, face a, the closed face A is equal to the diameter of the DC brushless motor 丨 Q end, so that the 2 0 can be _ The outer wall 24 and the sealing surface a, the DC brushless motor (the wire end of the um is closed (10), the miscellaneous, the rotor can be in its correct position. The above-mentioned cover 20 is mainly set. The deflector on the outer side is integrally formed, and the position of the deflector formed by the G-body of the front cover 2 refers to the inner surface of the front cover 2 from the outer convex wall 24 to the front of the dome Between the outermost cover edge 2 〇1 of the cover 2 ,, the baffle means a preset from the outer edge of the outer wall 2 4 toward the cover edge 20 of the front cover 20, at an equal interval. The guiding ribs 25 are spaced apart from each other by the guiding ribs 25, and the guiding passages for the wind pressure are formed. The front cover body 2} is corresponding to each of the guiding channels. There is an air inlet 27 connected to the flow channel. In addition, the front cover 20 extends from the cover edge 2 〇1 toward the inner center with a flow restricting baffle 2 8 . The length of the restrictor baffle 28 is equal to the cover edge to the outside. The distance between the walls is preferably close to or widened to the width of the DC brushless motor 1 fins 11 and is connected between the flow restricting plate 28 and the upper surface of the body. The airflow of the guide channel 26 is concentrated through the airflow channel of the fin 11. The brushless motor 10 is combined with the overall operation of the present invention, and the airflow from the outer cover is mainly used by the fan blade 3 on the outer side of the front cover. The central air inlet 41 is sucked, and the M392488 is discharged from the air inlet 27 of the front cover body into the guide flow path 62 of the inner surface of the front cover, and exchanges heat with the bearings in the inner convex wall to prevent heat exchange. The DC brushless motor generates a temperature rise effect; at the same time, through the current limiting baffle provided at the bottom end of the front cover, the airflow can be further guided to the fins on the outer surface of the DC brushless motor, thereby improving the heat dissipation performance of the DC brushless motor. Referring to the sixth to ninth drawings, the second embodiment of the motor front cover having the baffle is created. The motor front cover of the second embodiment has a body 2la, and the original system is provided by the original door. The cross-section is changed into a shape, the cross-section has a shape of the main body 2 la, has an inner surface and an outer surface, and the center has a through hole penetrating through the inner and outer surfaces, and a convex portion is formed on the inner surface of the perforated peripheral edge. a wall, a groove portion is formed in the inner convex wall, and an outer bulge is formed on the outer side of the inner convex wall, and the inner diameter of the outer convex wall forms an closed damper surface that closes the open end of the motor, and the outer circumference of the outer convex wall is equally spaced In the vortex mode, a plurality of deflectors of the guiding ribs are extended outward. Continuing to refer to the ninth figure, in this embodiment, since the front cover of the motor has less frontal design, so that the one-shaped current limiting striker extends from the front edge inward, the inverted L shape is revealed by the figure. The inverted L-shaped flow restricting baffle 28 8a includes an upper portion 2 81 extending inwardly from the bottom surface of the outer cover 4 , the upper length extending at least to the shielding guide rib or extending to the DC brushless motor The fins are cut and the upper section is continuously bent downwardly and the lower part of the fin 11 is parallel to the lower section 2 8 2 . The lower section of the surface is penetrated by the locking element and the DC brushless motor. Locking and fixing, so that a wind channel 29a is formed between the upper section and the body to the lower section and the fins. According to the above, the present invention independently manufactures and assembles a conventional DC brushless motor.
If392488 之刖蓋與導流板，改成將導流板與前蓋一體成型，預期達到之功 效包含如下： 第一、前蓋外側延伸出一體成型之導流板創作，則可簡化直 流無刷馬達之組成結構，令直流無刷馬達降低成本、減輕重量， 且單一製造流程即同時完成前蓋與導流板，對於製造層面亦有減 少製造程序之優勢。 第二、承上所述，前蓋與導流板製成單一元件，對於直流無 • 刷馬達而言，更省略了一道組裝程序，有利於製造速度之提昇。 第三、成形於前蓋側邊之導流板，係由習知前蓋外側轉而位 於刖蓋内侧，加上由本體通風口進入導引流道之氣流，係直接與 内凸牆内之軸承最直接之接觸，自然可避免直流無刷馬達心軸上 之軸承產生溫昇效應’藉此延長軸承及直流無刷馬達之使用壽命。 第四、前蓋由蓋緣朝内延伸之限流擋板設計，則可將導引流 道之氣流，限制由集風流道處集中排入鰭片，以提昇直流無刷馬 • 達之散熱效果。 第五、本創作之馬達前蓋，選擇以第二實施例之一字形斷面 設計者’由於減少了進風口至馬達前蓋蓋緣間之長度，則獲得馬 達前蓋材積減幅之材料成本優勢，以及減少進風口之加工工序等 優點。 综上所述，本創作兼具導流板之馬達前蓋及結合該馬達前蓋 使用之馬達，該前蓋透過外凸牆延伸適當長度之導流凸肋，令該 則蓋兼具導流板之效果，藉此達到高轉速、高功率直流無刷馬達 8 M392488 之溫昇消除之功效，其新穎之設計更發觸出非顯而易見性之進步 性功效，完全符合我國新型專利申請之規定，爰依法向鈞局提 出新型專利申請’懇請貴局亦能肯定創作人辛苦之創意結晶， 至感德便。 【圖式簡單說明】 第一圖係本創作直流無刷馬達之前蓋、扇葉及外蓋結構爆炸 圖。 第二圖係本創作馬達前蓋剖面圖。 第二圖係本創作結合直流無刷馬達之部份剖面示意圖。 第四圖係第三圖之立體外觀圖。 第五圖係本齡兼具導雜之馬料蓋反面讀示意圖。 第六圖係本創作第二實細之直流無腦達前蓋、扇葉及外蓋 爆炸圖。 第七圖係本創作馬達前蓋剖面圖。 第八圖係本創作第二實施例之兼具導流板之馬達前蓋反面立 體示意圖》 第九圖係結合直流無刷馬達之部份剖面示意圖。 9 M392488 【主要元件符號說明】 10:直流無刷馬達 1 1 :鰭片 1 2 :心轴 1 4 :軸承 2 0 :前蓋 2 1 :本體 φ 2 1 a :本體 2 2 :穿孔 2 3 :内凸牆 2 31 :槽部 2 4 :外凸牆 2 5 :導流凸肋 2 6: 2 7 = 2 8 = 28a 2 8 1 2 8 2 2 9 ： 2 9a 30 40 4 1 導引流道 進風口 限流擋板 :限流擋板 :上段 :下段 集風流道 :集風流道 扇葉 外蓋 入風口 A:封閉檔面The cover of the If392488 and the baffle are changed to form the baffle and the front cover. The expected effects are as follows: First, the outer cover of the front cover extends out of the integrally formed deflector to simplify the DC brushless The structure of the motor makes the DC brushless motor reduce the cost and weight, and the front cover and the baffle are completed in a single manufacturing process, which also has the advantage of reducing the manufacturing process at the manufacturing level. Secondly, as mentioned above, the front cover and the baffle are made into a single component. For the DC brushless motor, an assembly procedure is omitted, which is beneficial to the improvement of the manufacturing speed. Third, the baffle formed on the side of the front cover is rotated from the outside of the front cover to the inner side of the cover, and the airflow entering the guide flow path by the main body vent is directly connected to the inner convex wall. The most direct contact of the bearing naturally avoids the temperature rise effect of the bearing on the spindle of the brushless DC motor, thereby extending the service life of the bearing and the DC brushless motor. Fourth, the front cover is designed by a flow restricting baffle extending inwardly from the cover edge, so that the airflow of the guiding flow channel can be restricted from being concentrated into the fin by the collecting flow channel to enhance the heat dissipation of the DC brushless horse. effect. Fifth, the motor front cover of the present invention selects the designer of the one-shaped cross section of the second embodiment. The material cost of the reduction of the front cover of the motor is obtained by reducing the length between the air inlet and the edge of the front cover of the motor. Advantages, as well as the advantages of reducing the processing steps of the air inlet. In summary, the present invention has a motor front cover with a baffle and a motor coupled to the front cover of the motor, and the front cover extends through the outer wall to extend a proper length of the guiding rib so that the cover has a diversion The effect of the board, thereby achieving the effect of eliminating the temperature rise of the high-speed, high-power DC brushless motor 8 M392488, and its novel design is more inconsistent with the non-obvious progressive effect, fully in line with the requirements of China's new patent application.提出Propose a new type of patent application to the squad according to law. 'Please ask your bureau to affirm the crystallization of the creative work of the creators. [Simple description of the diagram] The first picture shows the explosion of the front cover, fan blade and outer cover structure of the DC brushless motor. The second picture is a sectional view of the front cover of the motor. The second figure is a partial cross-sectional view of the present invention combined with a DC brushless motor. The fourth figure is a three-dimensional appearance of the third figure. The fifth picture is a schematic view of the opposite side of the horse cover with the same age. The sixth picture is the second real detail of the creation of the DC without the brain front cover, fan blade and cover explosion diagram. The seventh picture is a sectional view of the front cover of the motor. The eighth drawing is a schematic view of the reverse side of the motor front cover of the second embodiment of the present invention. The ninth drawing is a partial cross-sectional view of the DC brushless motor. 9 M392488 [Description of main component symbols] 10: DC brushless motor 1 1 : Fin 1 2 : Mandrel 1 4 : Bearing 2 0 : Front cover 2 1 : Body φ 2 1 a : Body 2 2 : Perforation 2 3 : Inner convex wall 2 31 : groove portion 2 4 : outer convex wall 2 5 : flow guiding rib 2 6: 2 7 = 2 8 = 28a 2 8 1 2 8 2 2 9 : 2 9a 30 40 4 1 guiding flow path Air inlet restricting baffle: current limiting baffle: upper section: lower section collecting wind channel: collecting wind channel fan blade outer cover air inlet A: closed surface