201235546 六、發明說明： 【發明所屬之技術領域】 *本發明是有關於-種遮陽簾，特別是指—種藉軌道導 引簾布展開或收合的具可調式遮光功能之遮陽簾。 【先前技術】 為避免陽光直接照射入汽車内部，一般汽車皆會在車 窗上黏貼一層隔熱薄膜，而有的汽車車主更會在車^側 另外安裝-個遮陽簾，以進一步阻隔陽光，為此市面上已 • 研發出種類繁多的遮陽簾。就以往軌道式遮陽簾而言，其 簾布使用時大都是完全展開或是完全收合，而當簾;完: 展開時，雖然可以完全遮光以達到遮陽之目的但卻= . 冑動地依需要調㈣絲度，讓部分光線照人以提供適當 $度，使用上易受到限制，因此上述遮陽簾之設計仍有： 改進。 【發明内容】 ㊉因此，本發明之目的，即在提供一種構造創新且可依 需要調整適當遮陽面積的具可調式遮光功能之遮陽簾。 於是’本發明具可調式遮光功能之遮陽簾，包含兩個 左右平行相對之軌座、一個固定單元、一個移動機構及 -個遮陽單^。每-軌座皆包括—個前後長向延伸且開口 朝向另-軌座的執槽。該固定單元安裝在所述軌座之後 側’並包括-個左右橫向延伸的邊條桿，及一個固定座。 該移動機構包括-個安裝在所述軌座之間且能沿著所述 軌槽前後移動的移動座，及—個安裝在該移動座的拖矣 201235546 才干。该遮陽單元包括一支可轉動地安裝在該固定座且具有 捲收彈力的捲軸，及-片可展開地被捲收在該捲轴外圍的 簾布，該簾布是可移動地披掛在該拖突桿上，並具有一個 安裝在該捲軸的第一端、一個相反於該第一端且安裝在該 邊條桿的第二端、一個位於該第一端與該拖髮桿之間的第 一片段，及一個位於該拖曳桿與該第二端之間的第二片 段，該第一片段與該第二片段對應疊置，該第一片段具有 數個彼此間隔的第一遮光區，及數個分別位於每兩相鄰第 一遮光區之間且透光度較大於第一遮光區的第一透光 區，該第二片段具有數個彼此間隔的第二遮光區及數個 分別位於每兩相鄰第二遮光區之間且透光度較大於第二 遮光區的第二透光區。該移動機構可帶動該遮陽單元相對 該固定單元，在一個向前移動使該簾布被該拖良桿拖矣出 該固定座外的展開位置，及一個向後移動且該簾布被該捲 軸捲收入該固定座内的捲收位置間移動。 本發明之功效在於：令該簾布呈斑馬紋般具有遮光度 不同之第一、二遮光區與第一、二透光區，所以在該簾布 移動的過程中，會出現完全遮光與部分遮光的狀態，可供 使用者適當調整遮陽面積，乃具有可調式遮光功能。 【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一個較佳實施例的詳細說明中將可 清楚的呈現。 參閱圖1、圖2與圖3，本發明遮陽簾之較佳實施例 201235546 是安裝在一輛汽車之車頂(圖未示)的下方，並鄰近該車頂 亡開設的一個天窗(圖未示)。上述遮陽簾包含：兩個= 千二=軌^1、一個固定單元2、一個移動機構3，及 -—個遮陽单疋4。右以nr % nn丄 在以下說明中，皆是以圖i 方’並以圖1的下側為後方來說明。 】為則 每一軌座1皆包括一個前後長向延伸且開口朝向 執座1的軌槽11。201235546 VI. Description of the Invention: [Technical Field to Which the Invention Is Applicable] * The present invention relates to a sunshade, and more particularly to a sunshade having an adjustable shading function for unfolding or collapsing a track guide curtain. [Prior Art] In order to prevent direct sunlight from entering the interior of the car, most cars will stick a layer of thermal insulation film on the window, and some car owners will install a sunshade on the side of the car to further block the sun. To this end, a wide variety of sunshades have been developed on the market. In the case of the conventional track type sunshade, the curtains are mostly fully deployed or completely folded, and when the curtains are finished; when: when unfolding, although it can be completely shaded to achieve the purpose of shading, it is. Adjusting (4) the degree of silk, so that some of the light to provide the appropriate $ degrees, the use is subject to restrictions, so the design of the above-mentioned sunshade still: Improvement. SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a sunshade having an adjustable shading function that is innovative in construction and that can adjust an appropriate shade area as needed. Thus, the sunshade having the adjustable shading function comprises two left and right parallel rail seats, a fixed unit, a moving mechanism and a sunshade unit. Each of the rail seats includes a slot extending longitudinally from the front to the rear and opening toward the other rail seat. The fixing unit is mounted on the rear side of the rail seat and includes a pair of laterally extending side bars, and a fixed seat. The moving mechanism includes a moving seat mounted between the rail seats and movable back and forth along the rail groove, and a dragging 201235546 mounted on the moving seat. The shading unit includes a reel rotatably mounted on the fixing base and having a retracting force, and a sheet that is retractably wound around the periphery of the reel, the curtain being movably attached to the tow a rod and having a first end mounted on the spool, a second end opposite the first end and mounted on the side bar, and a first one between the first end and the hair rod a segment, and a second segment between the tow bar and the second end, the first segment corresponding to the second segment, the first segment having a plurality of first light-shielding regions spaced apart from each other a first light-transmissive region respectively located between each two adjacent first light-shielding regions and having a greater transmittance than the first light-shielding region, the second segment having a plurality of second light-shielding regions spaced apart from each other and a plurality of respectively located in each The light transmittance between the two adjacent second light shielding regions is greater than the second light transmission region of the second light shielding region. The moving mechanism can drive the sunshade unit relative to the fixing unit, in a deployed position that moves forward to drag the curtain out of the holder by the towing rod, and a rearward movement and the curtain is received by the reel Move between the retracting positions in the holder. The effect of the invention is that the curtain has the first and second light-shielding regions and the first and second light-transmissive regions with different opacity, so that during the movement of the curtain, complete shading and partial shading may occur. The state allows the user to adjust the shading area appropriately, and has an adjustable shading function. 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. Referring to Figures 1, 2 and 3, a preferred embodiment 201235546 of the sunshade of the present invention is mounted below the roof of a car (not shown) and adjacent to a sunroof opened in the roof of the car (Fig. Show). The above sunshade comprises: two = two thousand = rail ^1, one fixed unit 2, one moving mechanism 3, and - a sunshade unit 4. Right, nr % nn 丄 In the following description, the figure is shown in the figure i and the lower side of Fig. 1 is rearward. 】 For each rail seat 1 includes a rail groove 11 extending longitudinally forward and rearward and opening toward the seat 1.
5 W丨i之後側，並包括— 左右橫向延伸的邊條桿21，及-個位在該邊條桿21之下 方的固定座22。本實施例之固定座22是設置在該邊條桿 21之後下方’貫施上該邊條桿21亦可以對應安裝在該固 定座22上方，當林該同中成 *’、、 夂座22亦可以為兩個左右間隔的 座體，設置上不以本實施例為限。 該移動機構3包括一個安裝在所述執座i之間的移動 座31㈤左右橫向延伸且安裝於該移動座b的拖曳桿 32、-個用於帶動該拖复桿32相對於該移動座η移動的 微調單元33、一條銜接該拖矣桿32與該微調單元33且用 於傳遞拉力的拉繩34’及數個用於導引該拉繩34轉向移 動的滾輪3 5。 "亥移動座3 1 $ -個左右橫向延伸且能沿著所述軌槽 U前後移動的中空座體，並具有兩個分別位於左右兩端且 前f長向延伸的導槽31卜該拖$桿32具有兩個左右相反 之杯端。P 321 ’所述桿端部32 i之端緣分別欲入所述導槽 1内，讓該拖曳桿32可沿著所述導槽3〗丨相對於該移動 201235546 座31前後移動。 該微調單元33具有一個固定安裝在該移動座31中央 的卡勾榫33卜及一個可移動地安裝在該移動座31且位在 該卡勾榫331前方的按壓扣332。該按壓扣说為一個受 到按壓驅動而在卡掣與脫離間動作之彈性鎖扣，當該微調 單元33受到按壓’而令該卡勾榫331相對插入該按塵扣 332時，該按壓扣332會卡扣鎖接該卡勾榫33ι，且當該 微調單元33再次受到按壓，該按壓扣332即會將此卡勾 棒331釋放彈出，亦即重覆按壓該按壓扣332，可讓該按籲 壓扣332在卡掣該卡勾榫33 1與脫離該卡勾榫1之間改 變，惟該按壓扣332為一般常見設計，並非本發明重點， 所以在此不再詳細說明其構造。當然上述卡勾榫331與按 壓扣332的設置位置亦可以更換，而令該按壓扣332固定 安裝在該移動座31上，且該卡勾榫331可移動地安裝在 該卡勾榫331前方，同樣可以達到按壓一次，相互卡扣， 且再按壓一次，即相互鬆脫的效果，實施上不受限於本實 施例。 $ 6亥拉繩34具有兩個分別繫結在該按壓扣332與該拖 曳桿32之所述桿端部321間的連動段341，當然設計上所 述連動段341亦可以彼此相鄰連接，在此不再說明。所述 滾輪35分別可轉動地安裝該移動座31及所述桿端部32i 上’可導引該拉繩34滑順地轉向移動。 該遮陽單元4包括一支可轉動地安裝在該固定座22 且具有捲收彈力的捲軸41’及一片可展開地被捲收在該捲 201235546 轴41外圍的簾布42。當然該遮陽單元4尚有其他構造， 但其為一般設計，所以在此不再詳細說明。進一步來看該 簾布42的構造’該簾布42是可移動地披掛在該拖曳桿32 上’並具有一個安裝在該捲軸41的第一端421、一個相反 於該第一端42 1且安裝在該邊條桿2 1的第二端422、一個 位於該第一端421與該拖曳桿32之間的第一片段423，及 一個位於該拖曳桿32與該第二端422之間的第二片段 424。該第一片段423與該第二片段424對應疊置。該第 片423具有數個彼此間隔的第一遮光區425，及數個 为別位於每兩相鄰第一遮光區425之間且透光度較大於第 一遮光區425的第一透光區426 ^該第二片段424具有數 個彼此間隔的第二遮光區427，及數個分別位於每兩相鄰 第一遮光區427之間且透光度較大於第二遮光區427的第 二透光區428。 使用時’該移動機構3可被驅動而帶動該遮陽單元4 相對該固定單元2，在一個向前移動使該簾布42被該拖曳 才干32拖曳出該固定座22外的展開位置（見圖丨），及一個 向後移動且该簾布42被該捲軸4 1捲收入該固定座22内 的捲收位置（見圖4)間移動。當然該遮陽單元4亦可以設 什為隨拉隨停的構造，也可以設計為該簾布42需被完全 展開以釣掛定位’且在不受外力作用時會被該捲軸41捲 收的構造，惟其並非本發明的重點，所以在此不再說明。 湏進步說明的疋，該微調單元33會牵動該拉繩34 而帶動該拖曳柃32移動’藉以拖曳該簾布42在一個如圖 7 201235546 1、2所示之完全遮擋光線的遮光位置，與一個如圖5、6 所示之局部讓光線通過的透光位置間改變。如圖丨、2所 不，在該遮光位置時，所述第一透光區426分別對應所述 第二遮光區427，且所述第—遮光區425分別對應所述第 二透光區428。如圖5、6所示，在該透光位置時，所述第 一透光區426分別對應所述第二透光區428，且所述第一 遮光區425分別對應所述第二遮光區427，讓光線可通過 相對應之第一透光區426與第二透光區428。 故就該遮陽單元4位在展開位置而言，欲調整遮光效 果時，如圖5、6所示，向後按壓該按壓扣332，使該按壓 扣332卡掣於該卡勾榫331，同時並會牽動該拉繩34帶動 該拖曳桿32向前移動，使該簾布42由該遮光位置移至該 透光位置，而再次按壓該按壓扣332,即能如圖卜2所示， 令該按壓扣332脫離該卡勾榫33卜即會鬆放該拉繩34讓 該拖髮桿32向後移動，令該簾布42由該透光位置移至該 遮光位置。 綜上所述，本發明遮陽簾之簾布42由該捲軸41拉出 且繞過該拖曳桿32後安裝於該邊條桿21，使得該簾布42 之第一片段423與第二片段424上下疊置，而且該簾布42 如斑馬紋般交錯設置遮光度不同的區域，有遮光度高之第 一遮光區425及第二遮光區427，與遮光度低之第一透光 區426及第二透光區428，所以在該簾布42移動的過程 中，會出現完全遮光與部分遮光的狀態，可供使用者適當 調整遮陽面積，以具有可調式遮光功能，乃為一構造簡單 201235546 之創新設計，可提供消費者多一種選擇機會，故確實能達 成本發明之目的。 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】 圖1是本發明遮陽簾的一較佳實施例的一正視剖視示 意圖，說明一遮陽單元位在一展開位置，且一簾布位在一 遮光位置； 圖2是該較佳實施例之一側視剖視示意圖，說明該遮 陽單元位在該展開位置，且該簾布位在該遮光位置； 圖3是§玄較佳實施例之一部分立體分解圖； 圖4是類似圖1之一視圖，說明該遮陽單元位在一捲 收位置； 圖5是類似圖丨之一視圖，說明該遮陽單元位在該展 開位置’且該簾布位在一透光位置；及 圖6是類似圖2之一視圖，說明該遮陽單元位在該展 開位置’且該簾布位在該透光位置。 201235546 【主要元件符號說明】 1 ..........軌座 11.........執槽 2 ..........固定單元 21 .........邊條桿 22 .........固定座 3 ..........移動機構 31 .........移動座 311 .......導槽 32 .........拖曳桿 321 .......桿端部 33 .........微調單元 331 .......卡勾榫 332 .......按壓扣 34 .........拉繩 341… •…連動段 35••… 滾輪 4…… •…遮陽單元 41 ••… —捲軸 42·.··· •…簾布 421… •…第一端 422… •…第二端 423… •…第一片段 424… …第二片段 425… —第 遮光區 426… •…第一透光區 427… •…第二遮光區 428 ··· …·第二透光區 105 W丨i rear side, and includes - side rails 21 extending laterally to the left and right, and a fixing seat 22 located below the side rails 21. The fixing seat 22 of the embodiment is disposed behind the side bar 21 and the side bar 21 can be correspondingly mounted on the fixing seat 22, and when the forest is the same as the *', the squat 22 It can also be two left and right spaced seats, and the arrangement is not limited to this embodiment. The moving mechanism 3 includes a towing rod 32 extending laterally and laterally between the holders i (5) and laterally mounted to the moving seat b, for driving the towing rod 32 relative to the moving seat The moving fine adjustment unit 33, a pull cord 34' that connects the drag rod 32 and the fine adjustment unit 33 for transmitting tension, and a plurality of rollers 35 for guiding the steering movement of the pull cord 34. "Hai mobile seat 3 1 $ - a hollow seat extending laterally and movable along the track groove U, and having two guide grooves 31 respectively located at the left and right ends and extending forwardly by the front f The tow bar 32 has two opposite cup ends. The end edges of the rod ends 32 i of the P 321 ' are respectively intended to enter the guide groove 1 so that the tow bar 32 can move back and forth along the guide groove 3 relative to the movement 201235546. The fine adjustment unit 33 has a hook 榫 33 fixedly mounted in the center of the movable base 31 and a push button 332 movably mounted on the movable seat 31 and located in front of the hook 331. The push button is said to be a resilient latch that is driven by the push to move between the click and the release. When the fine adjustment unit 33 is pressed to insert the hook 331 relative to the dust button 332, the push button 332 When the fine adjustment unit 33 is pressed again, the pressing button 332 will release the hook 331, that is, repeatedly press the pressing button 332, so that the button can be pressed. The pressure button 332 is changed between the card hook 33 1 and the card hook 1 , but the button 332 is a common design and is not the focus of the present invention, so the configuration thereof will not be described in detail herein. Of course, the position of the hook 331 and the pressing button 332 can be replaced, and the pressing button 332 is fixedly mounted on the moving seat 31, and the hook 331 is movably mounted in front of the hook 331. Similarly, the effect of pressing once, snapping each other, and pressing again, that is, releasing each other, is not limited to the embodiment. The slinger 34 has two interlocking segments 341 respectively fastened between the pressing button 332 and the rod end 321 of the towing bar 32. Of course, the linking segments 341 can also be connected adjacent to each other. It will not be explained here. The roller 35 is rotatably mounted to the movable seat 31 and the upper end of the rod end 32i to guide the pull rope 34 to smoothly slide and move. The sunshade unit 4 includes a reel 41' rotatably mounted to the mount 22 and having a retractable force, and a cord 42 retractably wound around the periphery of the roll 201235546. Of course, the sunshade unit 4 has other configurations, but it is a general design, so it will not be described in detail here. Further to the configuration of the cord 42 'the cord 42 is movably attached to the trailing rod 32' and has a first end 421 mounted to the spool 41, a first end 42 1 opposite to the first end 42 1 and mounted a second end 422 of the side bar 2 1 , a first segment 423 between the first end 421 and the tow bar 32 , and a second between the tow bar 32 and the second end 422 Fragment 424. The first segment 423 is correspondingly overlapped with the second segment 424. The first piece 423 has a plurality of first light-shielding regions 425 spaced apart from each other, and a plurality of first light-transmitting regions that are located between each two adjacent first light-shielding regions 425 and have a greater transmittance than the first light-shielding region 425. 426. The second segment 424 has a plurality of second light-shielding regions 427 spaced apart from each other, and a plurality of second light-permeable regions 427 respectively located between each two adjacent first light-shielding regions 427 and having a greater transmittance than the second light-shielding region 427. Light zone 428. When in use, the moving mechanism 3 can be driven to drive the sunshade unit 4 relative to the fixed unit 2, and in a deployed position, the curtain 42 is towed out of the fixed seat 22 by the tow 32 (see FIG. And a movement moved backwards and the cord 42 is taken up by the reel 4 1 into the retracting position (see Fig. 4) in the holder 22. Of course, the sunshade unit 4 can also be configured as a pull-and-pull configuration, and can also be designed such that the curtain 42 needs to be fully deployed to catch the positioning and be retracted by the reel 41 when it is not subjected to an external force. However, it is not the focus of the present invention, so it will not be described here.湏 湏 湏 疋 疋 疋 疋 疋 疋 疋 疋 湏 湏 湏 湏 湏 湏 湏 湏 湏 湏 湏 湏 湏 湏 湏 湏 湏 湏 湏 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 34 33 33 34 34 34 34 A portion of the light-transmissive position through which light passes as shown in Figures 5 and 6 changes. As shown in FIG. 2 and FIG. 2, in the light-shielding position, the first light-transmitting regions 426 correspond to the second light-shielding regions 427, respectively, and the first light-shielding regions 425 correspond to the second light-transmitting regions 428, respectively. . As shown in FIG. 5 and FIG. 6 , in the light transmitting position, the first light transmitting regions 426 respectively correspond to the second light transmitting regions 428 , and the first light blocking regions 425 respectively correspond to the second light blocking regions. 427, the light is allowed to pass through the corresponding first light transmitting region 426 and the second light transmitting region 428. Therefore, when the shading unit 4 is in the deployed position, when the shading effect is to be adjusted, as shown in FIGS. 5 and 6, the pressing button 332 is pressed backward, so that the pressing button 332 is stuck to the hook 331, and The pulling rope 34 is moved to move the towing rod 32 forward, the curtain 42 is moved from the light shielding position to the light transmitting position, and the pressing buckle 332 is pressed again, as shown in FIG. When the buckle 332 is disengaged from the hook 榫 33, the pull cord 34 is released to move the trailing lever 32 backward, and the curtain 42 is moved from the light transmitting position to the light blocking position. In summary, the curtain 42 of the sun shade of the present invention is pulled out by the reel 41 and is attached to the side bar 21 after being bypassed by the towing bar 32, so that the first segment 423 of the curtain 42 and the second segment 424 are stacked one on another. And the curtain 42 is staggered like a zebra pattern to provide a region with different opacity, a first opacity region 425 and a second opacity region 427 having a high opacity, and a first light transmission region 426 and a second opacity having a low opacity. The light zone 428, so that during the movement of the curtain 42, a state of complete shading and partial shading occurs, and the user can appropriately adjust the shading area to have an adjustable shading function, which is an innovative design of the simple design of 201235546. It is possible to provide consumers with a choice of opportunities, and it is indeed possible to achieve the object of the present invention. 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 front cross-sectional view of a preferred embodiment of a sunshade according to the present invention, showing a sunshade unit in a deployed position and a curtain in a shaded position; FIG. 2 is a comparison A side view of a preferred embodiment shows a side view of the sunshade unit in the deployed position, and the curtain is in the light-shielding position; FIG. 3 is a partially exploded perspective view of one of the preferred embodiments of FIG. 1 is a view showing the sunshade unit in a retracting position; FIG. 5 is a view similar to the figure, illustrating the sunshade unit in the deployed position 'and the curtain is in a light transmitting position; and FIG. 6 is Similar to one of the views of Fig. 2, the sunshade unit is positioned in the deployed position 'and the curtain is in the light transmitting position. 201235546 [Description of main component symbols] 1 .......... rail seat 11.........Slot 2 ..........Fixed unit 21 .... .....edge bar 22 .........fixing seat 3 .......... moving mechanism 31 ......... moving seat 311 .... ...guide groove 32 .........drag rod 321 ....... rod end portion 33 ......... fine adjustment unit 331 ....... card hook榫332 ....... Pressing buckle 34 ......... Pulling rope 341... •... Linking section 35••... Roller 4... •...Shading unit 41 ••... —Reel 42·. •····...cord 421...•...first end 422...•...second end 423...•...first segment 424...second segment 425...-shade 426......first light transmissive region 427... •...second light-shielding area 428 ·····second light-transmissive area 10