201244969 六、發明說明： 【發明所屬之技術領域】 本發明是關於一種遮陽簾，特別是指一種適合安裝在 汽車後窗内部’並可沿著該汽車後窗升降之具有引導裝置 的遮陽簾。 【先前技術】 傳統安裝在汽車後車窗内側之架板附近的遮陽簾，通 常包含一個安裝在該架板下方的基座、一片簾布，以及一 個安裝在該基座上並可帶動該簾布展開及收合的展撐機構 ，所述展撐機構通常包括一個橫向並位在架板上方的邊條 ，而該簾布的一個展開端即安裝在該邊條上。此種傳統遮 陽簾雖然可以帶動簾布展開及收合，但由於用來帶動該簾 布之展開端的邊條是懸空地被展撐機構頂撐，因此，在帶 動該簾布展開及收合時的穩定性比較差。 ★而US 6422291 B1發明專利所公開的遮陽簾是在該遮陽 簾的邊條上裝設-個引導裝置，該引導裝置主要是利用一 折f彈簧（bending spring則推一滾輪（_)貼向窗戶玻璃 $如此-來，該邊條在升降時就可以因為滾輪倚靠向該窗 :璃而有支撐’藉此讓簾布在展開及收合時更為順暢。 :月主要疋提供—種結構創新並且在簾布展開及收合時 具有引導效果的遮陽簾。 【發明内容】 本發明之目的是提供一 遮陽威。 種新穎結構之具有引導裝置的 201244969 本發明之遮陽簾適合安裝在汽車内部，並鄰近該汽車 之一架板及一窗戶玻璃，所述架板具有一開縫，而該遮陽 簾包含：一基座、一個可捲收地安裝在該基座上的簾布、 一個安裝在該基座上並可帶動該簾布之一展開端展開及收 合的展撐機構，以及至少一個安裝在該展撐機構之一邊條 上的引導裝置。該引導裝置包括：一安裝在該邊條上的固 定蓋座、一個安裝在所述固定蓋座上並可轉動地倚靠向該 窗戶玻璃的引導輪、一個可樞擺地安裝在該固定基座上的 活動蓋座，以及一個賦予該活動蓋座復位力的復位件。當 該遮陽簾在一展開位置及一收合位置間轉換時，該引導裝 置之引導輪可倚靠該窗戶玻璃升降，而當該簾布在收合位 置時，該活動蓋座將受到該復位件的作用覆蓋該引導輪， 並因此遮閉該架板之開縫。 本發明的有益功效在於：由於前述引導輪可原地轉動 地安裝在該固冑蓋座上，且#該引導輪收藏到該架板的下 方時，該活動蓋座可遮蓋該引導輪及架板的開縫以防止 灰塵落到該架板的下方，故本發明確為一結構新穎、實用 的遮陽簾。 【實施方式】 有關本發明之前述及其他技術内容、特點與功效，在 以下配合參考圖式之較佳實施例的詳細說明中，將可清楚 的呈現。 β 參閱圖1、2、3’本發明遮陽簾之—較佳實施例適合安 裝在汽車内部’並鄰近該汽車之一架u及_窗戶玻璃η 4 201244969 ，該架板j具有—個橫向延伸的開縫⑴。而該遮陽簾包 含.-個女裝在汽車内部並位於該架板u下方的基座2、 一個用來遮擋陽光的簾布單^、―個可帶動該簾布單元3 展開及收合的展撐機構4，以及兩個對稱地安裝在所述展標 機構4左右兩側的引導裝置$。 本貫施例之基座2是安裝在該汽車内部，並位於該架 板的下彳°亥基座2包括兩片左右對稱的架設壁21。而 該簾布單it 3包括-支具捲收力並可沿著自身軸線轉動地 架設在該等架設壁21間的捲軸31，以及_片捲收在捲抽 31上的簾布32，所述簾布32具有一個展開端321。 本實施例之展撐機構4包括一個安裝在該基座2上的 電動馬達41、-片受該電動馬達41驅動而可正轉及反轉的 驅動板42、一支橫向延伸並位在該架板丨丨上方的邊條u， 以及兩個動力銜接該驅動板42及邊條43的展撐單元44。 該邊條43具有一個可遮蓋在該架板丨丨之開縫丨丨丨的飾蓋部 431，以及一個由該飾蓋部431往下延伸並供該簾布之 展開端321及展撐單元44安裝的結合部432，該社人部 432具有兩個位在長度相反側的組接端433 ^而該展樓單元 44為曲臂的結構，其是對稱地安裝在該驅動板a及兮邊條 43之結合部432間，用來帶動該邊條43升降，惟利用展樓 單元44帶動邊條43及簾布32之展開端321升降為已知技 術’亦非本發明改良重點，不再詳述。 本實施例之引導裝置5是各別地安裝在該邊條43之^ 等組接端433的其中之一外側，每個引導裝置5都包括_ 201244969 藉固疋件51固疋地安裝在該邊條43之結合部432的其 卜個組接端433外側的固定蓋I 52、一個固定地安裝在 所述固定蓋座52上的導輪單元53、_個藉—棍軸54以可 枢擺方式安裝在該固定蓋座51外側的活動蓋座55、一個賦 予該活動蓋座55彈性復位力的復位件56，以及一個安裝在 該基座2上並對應該活動蓋座55的止動座57。 該固定蓋座52具有一片位在該邊條43之組接端433 外側的第-侧壁521、一個由該第_側壁521々主該邊條Μ 之結合部432插接的突插塊522、一片位在該第一側壁52ι 頂緣並與該邊條43之飾蓋部431部分重疊的固定蓋壁523 、一片間隔地位在該基壁521外側的第二側壁524、一個連 接第一及第二側壁521、524的底連壁525，以及一個貫穿 該第二側壁524、第一側壁521及底連壁5乃的貫孔527， 該底連壁525並具有一往該窗戶玻璃12方向突出的收藏檔 部526，而該固定蓋壁523具有一個對應該導輪單元53的 缺口 528。 本實施例之導輪單元53具有一個藉一螺絲53〇安裝在 該第一側壁521外側的導輪架531 ’以及一藉一輪軸532以 可轉動方式架設在該導輪架531上的引導輪533，所述引導 輪533之一輪面比該邊條43突出，並可隨著該邊條43升 降以可轉動方式倚靠向該窗戶玻璃12» 本實施例之活動蓋座55具有一個位在該固定蓋座 之第二側壁524外側並供該樞轴54穿過的樞擺壁551，、 及一個位於該樞擺壁551頂緣且弧度與該固定蓋壁523配 6 201244969 5的活動蓋壁552。該樞擺壁551具有—與該收藏檔部似 對應的第-止動部553,以及—個第二止動部州。而該復 位件56為扭力彈箐的形式，其是穿套在該樞軸54上，並 具有兩支分別Μ在該固^蓋座52之第二側壁似及活動 蓋座Μ之_壁551上的彈腳561，藉此賦予該活動蓋座 55復位彈力’所述止動座57是安裝在該基座2上並對應 該活動蓋座55的第二止動部554。 本實施例之遮陽簾位在圖2所示的一展開位置時，該 的展開端321疋觉該展擇機構4的驅動遠離該架板 ^在此位置時，該導輪單元53之引導輪奶是倚靠向該 肉戶玻璃12，亦即’當該簾布32之展開端32ι隨著該邊條 43上下升降時，1亥等引導輪533會倚靠向該窗戶玻璃12移 動’因此’可以讓整個遮陽簾在該展開位置及一收合位置 轉換時得到依靠’讀高其展開及收合的順㈣。此時， "舌動蓋座55會以彳該復位件56的作隸該 的固定蓋壁523下方收入，並位扃 一 万收σ並位在一收藏位置，即該活動 盍座J5會枢擺一角度，直到該活動蓋座55之第一止動部 切靠抵在該固定蓋座52之收藏擋部似下方時，該活動 蓋座55之活動蓋壁552將位在該固定蓋座52之固定蓋壁 523的下方，即露出該引導輪533。 參閱圖1、3、4,當該遮陽簾要由圖2的展開位置轉換 到圖4的收合位置時，該邊條43將受到該展撐單元料的 驅動逐漸往該架板U方向移動，此時，肖等弓^導輪M3仍 倚靠在該窗戶玻璃12下移，當該邊條43覆蓋在該架板u 201244969 1縫11上時，該遮陽簾就會轉換到該收合位置，此時， 位在該邊條43兩側的引導裝置5的活動蓋座55也會由， 收藏位置轉換到圖4的-遮蓋位置，即在該邊條43逐漸下Λ 移過程中，該等引導裝£ 5的活動蓋座55的第二止動部 5/4會逐漸地鄰近設在該基座2上的止動纟57，當該活動 蓋Ή的第—止動部554靠抵在該止動座57上時，整個 動蓋座55就會克服該復位件56的撑張力逐漸地枢擺， 直到該活動蓋座55之活動蓋壁552遮閉該固定蓋座52之 缺528為止’所述活動蓋壁552也會因此遮閉該架板u 上的開縫11卜藉此防止灰塵異物在遮陽簾位於該收合位置 時落到6亥架板U之開縫J i i下方。本實施例之引導裝置 5疋對稱地安裝在該邊條43的左右兩側，使該邊條43在移 動時更為順暢平穩，惟本發明亦可在該邊條43鄰近中間位 置裝設單個引導裝置5。 由以上說明可知，本發明該遮陽簾的設計不僅結構新 穎，還可以因為固定式的導輪單元53設計，提高該嚴布32 在展開及收合的順暢性’同時在收合時藉由該活動蓋座 55的覆蓋，防止灰塵異物落到該架板u的開縫ui下方’ 故本發明確為一結構新穎、實用的遮陽簾。 惟以上所述者，僅為本發明之較佳實施例而已，當不 能以此限定本發明實施之範圍，即大凡依本發明申請專利 範圍及發明說明内容所作之簡單的等效變化與修飾，皆仍 屬本發明專利涵蓋之範圍内。 【圖式簡單說明】 8 201244969 圖1是本發明遮陽簾之一較佳實施例的立體示意圖； 圖2是該較佳實施例之一局部側視圖，圖中該遮陽簾 之一引導裝置位在一收藏位置； 圖3是該較佳實施例之一局部立體分解圖，主要顯示 該引導裝置；及 圖4是一類似圖2的局部側視圖，圖中該引導裝置位 在一遮蓋位置。 9 201244969 【主要元件符號說明】 11 架板 524 第二側壁 111 開縫 525 底連壁 12 窗戶玻璃 526 收藏擋部 2 基座 527 貫孔 21 架設壁 528 缺口 3 簾布單元 53 導輪單元 31 捲軸 530 螺絲 32 簾布 531 導輪架 321 展開端 532 輪軸 4 展撐機構 533 引導輪 41 電動馬達 54 樞軸 42 驅動板 55 活動蓋座 43 邊條 551 極擺壁 431 飾蓋部 552 活動蓋壁 432 結合部 553 第一止動部 433 組接端 554 第二止動部 44 展撐單元 56 復位件 5 引導裝置 561 彈腳 51 固定件 57 止動座 52 固定蓋座 521 第一側壁 522 突插塊 523 固定蓋壁 10201244969 VI. Description of the Invention: [Technical Field] The present invention relates to a sunshade, and more particularly to a sunshade having a guiding device adapted to be mounted inside a rear window of a vehicle and movable along the rear window of the automobile. [Prior Art] A sunshade that is conventionally installed near a shelf on the inner side of a rear window of a car usually includes a base mounted under the shelf, a piece of cord, and one mounted on the base and capable of driving the curtain And a folding support mechanism, the spanning mechanism generally includes a side strip laterally positioned above the shelf, and a deployed end of the curtain is mounted on the side strip. Although the conventional sunshade can drive the curtain to unfold and fold, the edge strip for driving the unfolded end of the cord is suspended by the stretching mechanism, so that the stability of the curtain when it is unfolded and folded is achieved. Relatively poor. The sunshade disclosed in the US Pat. No. 6,422,291 B1 is to provide a guiding device on the side strip of the sunshade. The guiding device mainly uses a folding spring (bending spring to push a roller (_) to the side. The window glass is so-like, the side strip can be lifted and lowered to the window: the glass has support. This makes the curtain more smooth when unfolding and folding. And a sunshade having a guiding effect when the curtain is unfolded and folded. SUMMARY OF THE INVENTION The object of the present invention is to provide a sunshade. A novel structure having a guiding device 201244969 The sunshade of the present invention is suitable for being installed inside a car, and Adjacent to a shelf of the automobile and a window glass, the shelf has a slit, and the sunshade comprises: a base, a cord retractably mounted on the base, and one mounted on the base a support mechanism for driving and unfolding the unfolded end of the cord, and at least one guiding device mounted on one of the side strips of the spreader mechanism. The guiding device comprises: a fixed cover on the side strip, a guide wheel mounted on the fixed cover and rotatably leaning against the window glass, a movable cover seat pivotally mounted on the fixed base, and a movable cover a resetting member for imparting a restoring force to the movable cover. When the sunshade is switched between a deployed position and a folded position, the guiding wheel of the guiding device can be raised and lowered by the window glass, and when the curtain is in the folded position The movable cover will cover the guide wheel by the action of the resetting member, and thus cover the slit of the shelf. The beneficial effect of the present invention is that the aforementioned guide wheel can be rotatably mounted on the fixed cover When the guide wheel is stored under the shelf, the movable cover can cover the slit of the guide wheel and the shelf to prevent dust from falling under the shelf, so the present invention is a structure The present invention will be clearly described in the following detailed description of the preferred embodiments of the present invention. Referring to Figures 1, 2, and 3', a preferred embodiment of the sunshade of the present invention is adapted to be mounted in the interior of a vehicle and adjacent to a frame of the car and a window glass η 4 201244969 having a lateral extension Slot (1). The sunshade comprises: a pedestal in the interior of the car and under the slab u, a slat for shielding the sunlight, and a slidable cover unit 3 a jointing mechanism 4, and two guiding devices symmetrically mounted on the left and right sides of the indicator mechanism 4. The base 2 of the present embodiment is installed inside the vehicle and under the shelf The cymbal base 2 includes two symmetrical erecting walls 21, and the draping unit it 3 includes a reel 31 that is erected between the erecting walls 21 and rotatably supported along its own axis, and The sheet is received by a cord 32 on a roll 31 having a flared end 321 . The spreader mechanism 4 of the present embodiment includes an electric motor 41 mounted on the base 2, a drive plate 42 that is driven by the electric motor 41 to be forwardly and reversely rotated, and a laterally extending position A side strip u above the shelf sill, and two struts 44 that are coupled to the drive plate 42 and the side strips 43. The side strip 43 has a cover portion 431 that can cover the slit of the frame, and a downwardly extending portion of the cover portion 431 for the unfolded end 321 of the curtain and the expansion unit 44. The mounted joint portion 432 has two assembly ends 433 located on opposite sides of the length. The booth unit 44 is a curved arm structure that is symmetrically mounted on the drive plate a and the side of the drive plate. The joint portion 432 of the strip 43 is used to drive the side strip 43 to be lifted and lowered. However, the use of the exhibition unit 44 to drive the side strip 43 and the unfolded end 321 of the cord 32 to be lifted and lowered is a known technique. Said. The guiding device 5 of the present embodiment is separately mounted on one of the outer ends of the side strips 433, and each of the guiding devices 5 includes _201244969. A fixing cover I 52 on the outer side of the joint portion 433 of the joint portion 432 of the side strip 43 , a guide wheel unit 53 fixedly mounted on the fixed cover seat 52 , and a l lever shaft 54 are pivotable a movable cover 55 mounted on the outside of the fixed cover 51, a reset member 56 for imparting a resilient restoring force to the movable cover 55, and a stop mounted on the base 2 and corresponding to the movable cover 55 Block 57. The fixing cover 52 has a first side wall 521 located outside the connecting end 433 of the side strip 43, and a protruding block 522 which is inserted by the joint portion 432 of the side wall 521 and the side strip 々. a fixed cover wall 523 partially overlapping the top edge 521 and partially overlapping the trim portion 431 of the side strip 43, a second sidewall 524 spaced apart from the base wall 521, a connection first and a bottom wall 525 of the second side wall 521, 524, and a through hole 527 extending through the second side wall 524, the first side wall 521 and the bottom connecting wall 5, the bottom connecting wall 525 having a direction toward the window glass 12 The protruding cover portion 526 has a notch 528 corresponding to the guide wheel unit 53. The guide wheel unit 53 of the present embodiment has a guide frame 531 ' mounted on the outside of the first side wall 521 by a screw 53 , and a guide wheel rotatably mounted on the guide frame 531 by a wheel axle 532 . 533, one of the guide wheels 533 protrudes from the side strip 43 and can be rotatably leaned toward the window glass 12 as the side strip 43 is lifted and lowered. The movable cover 55 of the embodiment has a position therein. a pivoting wall 551 for the outer side of the second side wall 524 of the fixed cover and for the pivoting of the pivoting shaft 551, and a movable cover wall for the top edge of the pivoting wall 551 and the arc and the fixed cover wall 523 6 201244969 5 552. The pivoting wall 551 has a first stop portion 553 corresponding to the storage portion and a second stop state. The reset member 56 is in the form of a torsion magazine, which is sleeved on the pivot shaft 54 and has two walls 551 which are respectively disposed on the second side wall of the fixed cover seat 52 and the movable cover seat. The upper foot 561, thereby giving the movable cover 55 a returning elasticity, is described. The stop seat 57 is a second stop 554 mounted on the base 2 and corresponding to the movable cover 55. When the sunshade curtain of the embodiment is in a deployed position as shown in FIG. 2, the unfolding end 321 senses that the driving of the display mechanism 4 is away from the shelf plate, and the guide wheel of the guide wheel unit 53 The milk is leaned against the meat glass 12, that is, 'when the unfolded end 32 of the cord 32 rises and falls with the side strip 43, the guide wheel 533 such as 1 hai will lean against the window glass 12 'so' When the entire sunshade is switched between the deployed position and the collapsed position, it is relied upon by the reading (four) which is unfolded and folded. At this time, the "tongue cover 55 will be collected under the fixed cover wall 523 of the reset member 56, and placed at a position of 10,000 and placed in a stowed position, that is, the movable seat J5 will When the first stop of the movable cover 55 abuts against the storage stop of the fixed cover 52, the movable cover wall 552 of the movable cover 55 will be positioned at the fixed cover. The guide wheel 533 is exposed below the fixed cover wall 523 of the seat 52. Referring to Figures 1, 3 and 4, when the sunshade is to be switched from the deployed position of Figure 2 to the collapsed position of Figure 4, the edge strip 43 will be driven by the spreader unit to gradually move toward the shelf U. At this time, the bow and the guide wheel M3 still lean against the window glass 12, and when the side strip 43 covers the slot 11 of the shelf u 201244969 1 , the sunshade will switch to the folded position. At this time, the movable cover 55 of the guiding device 5 located on both sides of the side strip 43 is also switched from the stowed position to the covering position of FIG. 4, that is, during the gradual downward movement of the side strip 43 The second stopping portion 5/4 of the movable cover 55 of the guiding device 5 is gradually adjacent to the stopping jaw 57 provided on the base 2 when the first stop portion 554 of the movable cover abuts When the retaining seat 57 is on, the entire movable cover 55 gradually pivots against the tension of the restoring member 56 until the movable cover wall 552 of the movable cover 55 blocks the lack of the fixed cover 52. So far, the movable cover wall 552 will also cover the slit 11 on the shelf u to prevent dust foreign matter from falling to the 6-shelf U when the sunshade is in the folded position. Downward slotted J i i. The guiding device 5 of the embodiment is symmetrically mounted on the left and right sides of the side strip 43, so that the side strip 43 is smoother and smoother when moving, but the invention can also be provided with a single position adjacent to the middle position of the side strip 43. Guide device 5. It can be seen from the above description that the design of the sunshade according to the present invention is not only novel in structure, but also can improve the smoothness of the expansion and folding of the tight cloth 32 due to the design of the fixed guide wheel unit 53 while at the same time The cover of the movable cover 55 prevents dust foreign matter from falling under the slit ui of the shelf u. Therefore, the present invention is a novel and practical sunshade. The above is only the preferred embodiment of the present invention, and the scope of the invention is not limited thereto, that is, the simple equivalent changes and modifications made by the scope of the invention and the description of the invention are All remain within the scope of the invention patent. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a preferred embodiment of a sunshade according to the present invention; FIG. 2 is a partial side elevational view of the preferred embodiment of the present invention. Figure 3 is a partial perspective exploded view of the preferred embodiment, mainly showing the guiding device; and Figure 4 is a partial side elevational view similar to Figure 2, in which the guiding device is in a covering position. 9 201244969 [Description of main components] 11 Shelf 524 Second side wall 111 Slot 525 Bottom wall 12 Window glass 526 Collecting part 2 Base 527 Through hole 21 Erection wall 528 Notch 3 Ply unit 53 Guide wheel unit 31 Reel 530 Screw 32 Ply 531 Guide wheel frame 321 Unfolding end 532 Axle 4 Stretching mechanism 533 Guide wheel 41 Electric motor 54 Pivot 42 Drive plate 55 Movable cover 43 Side strip 551 Pole wall 431 Cover part 552 Movable cover wall 432 Joint 553 first stop 433 assembly end 554 second stop portion 44 expansion unit 56 reset member 5 guiding device 561 spring foot 51 fixing member 57 stop seat 52 fixed cover seat 521 first side wall 522 protruding block 523 fixed Cover wall 10