!356916 九、發明說明： 【發明所屬之技術領域】 本發明是有關於一種光準直器，且特別是有關於一 種可調光形之光準直器。 【先前技術】 發光二極體（Light Emitting Diode ; LED)是一種微小 的固態（Solid-State)光源’兼具體積小、耐震性佳、劣電、 壽命長、顏色多樣等優點，且可配合各種新興應用需求， 已成為日常生活中隨處可見的光源。與傳統之白熾燈泡 及螢光燈相比，發光二極體可具有多顆、多種的組合， 且單一的發光二極體之發熱量低，因此可減少熱幅射的 產生。且發光二極體可平面封裝並可開發成輕薄短小產 品，基於以上之優點，發光二極體是被業界看好，能成 為替代傳統照明器具的一大潛力商品。 為有效增加發光二極體元件之亮度或是改變其光 形，常在發光二極體元件前安裝光準直器（〇州⑷ ⑶Uimator)，以利用光學二次透鏡之原理，使發光二極體 可發出指定之光形，或是改變其光線的路徑。但是發光 二極體經過光準直器所發出之光形往往很難再度進行細 部調整’因此，常需變更整組光準直器，使用上甚為不 【發明内容】 因 此本發明的目的就是在提供 一種可調光形之光準 5 直盗，用以調整發光元件經由光準直器所投射出之光形 的長寬比β 本發明的另一目的是在提供一種應用此光準直器之 照明模組，以改變照明模組之光形的長寬比。 ;依照本發明一較佳實施例，提出一種可調光形之光 準直器，以調整一發光元件之一光形。可調光形之光準 直器包含一齒輪形托座、一透鏡組，與一齒條。發光元 件可攻置於基板上。齒輪形托座具有一開口端與一耦接 端，齒輪形托座之開口端具有一齒輪外緣，耦接端可接 觸基板，使發光元件位於齒輪形托座中。透鏡組組裝於 齒輪形托座之開口端，其中透鏡組具有一稜紋表面，藉 以改變發光元件之光形’其中，稜紋表面具有一軸向。 輪开/托座之齒輪外緣可麵合於齒條，並可相對於齒條 轉動，以改變稜紋表面之軸向與齒條間之角度，進而調 整光形之一長寬比》 = 本發明之另一態樣為一種應用此光準直器之照明模 組，包含一基板、設置於基板上之一照明列、一齒輪形 托座、一透鏡組，與一齒條。設置於基板上之照明列包 含有多個發光元件。齒輪形托座具有一開口端與—耦接 端，齒輪形托座之開口端具有一齒輪外緣，耦接端可接 觸基板，使發光元件位於齒輪形托座中。透鏡組組裝於 齒輪形托座之開口端，其中透鏡組具有一稜紋表面，藉 以改變發光元件之光形，其中，棱紋表面具有—軸向。 齒輪形托座之齒輪外緣可耦合於齒條，並可相對於齒條 轉動，以改變稜紋表面之軸向與齒條間之角度， ’、 <旳調 整光形之一長寬比。 可調光形之光準直器可組裝於發光元件的基座，齒 輪幵y托座可相對於齒條轉動’藉由改變透鏡組之稜紋表 ^ ω條間之角度，以改變發光元件經由透鏡組投射出 之光形的長寬比。此光準直器可應用於照明模組’齒輪 形托座則可與齒條皮帶耦合，以可連動式地調整光形的 長寬比。 【實施方式】 以下將以圖式及詳細說明清楚說明本發明之精神， 所屬技術領域中具有通常知識者在瞭解本發明之較 仏κ施例後，當可由本發明所教示之技術加以改變及 t飾，其並不脫離本發明之精神與範圍。 同時參知、第1A圖與第1 b圖，其係分別繪示本發明 之可調光形之光準直器（c〇Uimat〇r)一較佳實施例的爆炸 圖與實施示意圖。光準直器100可用以調整一發光元件 210之光形，此發光元件210可設置於一基板2〇〇上，光 準直益100則可套設於發光元件21〇，使發光元件21〇所 發出之光線通過光準直器1〇〇發出，藉以改變發光元件 21〇所發出之光線的光形。 光準直器100包含有一齒輪形托座11〇、一齒條 與-透鏡組13〇。齒輪形托座UG包含有—耗接端 112與開口端114。齒輪形托座110可放置於基板2〇〇 上：齒輪形托纟110之耦接端112可與基板2〇〇接觸。 發光元件21G為位於齒輪形托座11()<中，發光元件 可為一發光二極體，其中，發光元件210之發光面212 較佳地為面向齒輪形托座110之開口端114。耦接端112 可具有一凸塊113,發光元件210之發光二極體可具有兩 引腳214,凸塊in較佳地為在兩引腳214之間滑動。齒 輪形托座110之材料可為壓克力。 透鏡組130係組裝於齒輪形托座11〇之開口端114， ”中，透鏡組130具有一稜紋表面132,發光元件21〇所 發出之光線行經透鏡組13〇之稜紋表面132時，會因折 射而改變光線之行進路徑，進而改變發光元件21〇所發 出之光線的光形。 齒輪形托座11〇之開口端114具有一齒輪外緣116， 本實施例中，齒輪外緣丨16為圍繞開口端丨14設置，齒 輪外緣116可與齒條120耦合，齒輪形托座11〇可相對 於齒條120順時針或逆時針地轉動，以改變透鏡組】3〇 之稜紋表面132與齒條12〇間之相對位置，藉以調整發 光元件210發出之光形的長寬比。 參照第2A圖與第2B圖’其係分別繪示第1圖中之 可調光形之光準直器不同狀態之實施示意圖。本實施例 中，透鏡組130之稜紋表面丨32可具有複數個立體稜鏡 條紋133，立體稜鏡條紋133可依照一軸向U4排列。發 光元件210所發出之光線通過稜紋表面丨32後，所投射 出之光形250a可為矩形。第2A圖中，立體稜鏡條紋133 的轴向134約為與齒條120相互平行’即軸向134與齒 條120間之夾角約為〇度，此時，發光元件21〇經由稜 紋表面132所投射出的光形250&較為接近縱向發展的矩 形。第2B圖中，稜紋表面132的轴向134約 相互垂直’即轴向134與齒條12〇間之夾角約為卯 此時，發光元件210經由稜紋表面132所投射出的 250b較為接近橫向發展的矩形。 齒輪形托a m之齒輪外、缘116可相對於齒條12〇 轉動’精以改變稜紋表自132之轴向134與齒條12〇間 之夾角，而發光元件210經由透鏡组13〇投射 形的長寬比亦可因而調整。齒輪形減m具有 齒輪外緣116之分布長度L可佔外緣周長” 至"/2。本貧把例中’發光元件21〇經由透鏡組投射 出之先形25〇a、250b為矩形，但在其他實施例 元件經由透鏡組13G所投射出之光形 _BACKGROUND OF THE INVENTION 1. Field of the Invention This invention relates to an optical collimator, and more particularly to a dimmable optical collimator. [Prior Art] Light Emitting Diode (LED) is a tiny solid-state light source that combines the advantages of small size, good shock resistance, low power, long life, and various colors. A variety of emerging application needs have become a common source of light in everyday life. Compared with traditional incandescent bulbs and fluorescent lamps, the light-emitting diodes can have multiple combinations and multiple combinations, and the single light-emitting diode has a low heat generation, thereby reducing heat radiation. The light-emitting diode can be planarly packaged and can be developed into a light and thin short product. Based on the above advantages, the light-emitting diode is favored by the industry and can become a potential commodity to replace the traditional lighting fixture. In order to effectively increase the brightness of the light-emitting diode element or change its light shape, a light collimator (Zhuzhou (4) (3) Uimator) is often installed in front of the light-emitting diode element to utilize the principle of the optical secondary lens to make the light-emitting diode The body can emit a specified light shape or change the path of its light. However, the shape of the light emitted by the light-emitting diode through the light collimator is often difficult to perform fine adjustment again. Therefore, it is often necessary to change the entire set of light collimators, and the use is not [invention] Therefore, the object of the present invention is Providing a tunable light-shaped optical thief for adjusting the aspect ratio β of a light-shaped component projected by a light collimator. Another object of the present invention is to provide an application of the light collimation. The lighting module of the device to change the aspect ratio of the light shape of the lighting module. In accordance with a preferred embodiment of the present invention, a dimmable optical collimator is provided for adjusting a light profile of a light-emitting element. The dimmable light collimator includes a gear-shaped holder, a lens group, and a rack. The illuminating element can be placed on the substrate. The gear-shaped bracket has an open end and a coupling end, and the open end of the gear-shaped bracket has a gear outer edge, and the coupling end can contact the substrate, so that the light-emitting component is located in the gear-shaped bracket. The lens group is assembled to the open end of the gear-shaped holder, wherein the lens group has a ribbed surface to change the light shape of the light-emitting element, wherein the rib surface has an axial direction. The outer edge of the wheel of the wheel/support can be combined with the rack and can be rotated relative to the rack to change the angle between the axial direction of the rib surface and the rack, thereby adjusting the aspect ratio of the light shape. Another aspect of the present invention is an illumination module using the optical collimator, comprising a substrate, an illumination column disposed on the substrate, a gear-shaped holder, a lens group, and a rack. The illumination column package provided on the substrate contains a plurality of light-emitting elements. The gear-shaped bracket has an open end and a coupling end, and the open end of the gear-shaped bracket has a gear outer edge, and the coupling end can contact the substrate so that the light-emitting element is located in the gear-shaped bracket. The lens group is assembled to the open end of the gear-shaped holder, wherein the lens group has a ribbed surface for changing the light shape of the light-emitting element, wherein the rib surface has an axial direction. The outer edge of the gear-shaped bracket can be coupled to the rack and can be rotated relative to the rack to change the angle between the axial direction of the rib surface and the rack, ', < 旳 adjust the aspect ratio of the light shape . The dimmable light collimator can be assembled on the base of the light-emitting element, and the gear 幵 y bracket can be rotated relative to the rack ′ to change the illuminating element by changing the angle between the ribs of the lens group The aspect ratio of the light shape projected through the lens group. The light collimator can be applied to a lighting module. The gear-shaped bracket can be coupled to the rack belt to adjust the aspect ratio of the light shape in a linked manner. BRIEF DESCRIPTION OF THE DRAWINGS The spirit of the present invention will be clearly described in the following description and the detailed description of the present invention, which may be modified by the teachings of the present invention. t, it does not depart from the spirit and scope of the present invention. At the same time, reference is made to Figs. 1A and 1b, which respectively show an exploded view and an implementation diagram of a preferred embodiment of the tunable light collimator (c〇Uimat〇r) of the present invention. The light collimator 100 can be used to adjust the light shape of a light-emitting element 210. The light-emitting element 210 can be disposed on a substrate 2, and the light-collimating 100 can be sleeved on the light-emitting element 21, so that the light-emitting element 21 is turned on. The emitted light is emitted through the light collimator 1 to change the light shape of the light emitted by the light-emitting element 21A. The light collimator 100 includes a gear-shaped holder 11A, a rack and a lens group 13A. The gear-shaped bracket UG includes a consuming end 112 and an open end 114. The gear-shaped holder 110 can be placed on the substrate 2: the coupling end 112 of the gear-shaped holder 110 can be in contact with the substrate 2A. The light-emitting element 21G is located in the gear-shaped holder 11 (), and the light-emitting element can be a light-emitting diode. The light-emitting surface 212 of the light-emitting element 210 is preferably an open end 114 facing the gear-shaped holder 110. The coupling end 112 can have a bump 113. The light emitting diode of the light emitting element 210 can have two pins 214, and the bump in is preferably slid between the two pins 214. The material of the toothed bracket 110 can be acrylic. The lens group 130 is assembled to the open end 114 of the gear-shaped holder 11", wherein the lens group 130 has a rib surface 132, and the light emitted by the light-emitting element 21 passes through the rib surface 132 of the lens group 13 The path of the light is changed by the refraction, and the light shape of the light emitted by the light-emitting element 21 is changed. The open end 114 of the gear-shaped holder 11 has a gear outer edge 116. In this embodiment, the outer edge of the gear 丨16 is disposed around the open end 丨 14 , the outer rim 116 of the gear can be coupled with the rack 120 , and the gear yoke 11 转动 can be rotated clockwise or counterclockwise relative to the rack 120 to change the rim of the lens group. The relative position between the surface 132 and the rack 12 is adjusted to adjust the aspect ratio of the light shape emitted by the light-emitting element 210. Referring to FIGS. 2A and 2B, the dimming shape in FIG. 1 is respectively shown. A schematic diagram of the implementation of different states of the light collimator. In this embodiment, the ribbed surface 丨 32 of the lens group 130 may have a plurality of three-dimensional 稜鏡 stripes 133, and the three-dimensional 稜鏡 stripes 133 may be arranged according to an axial direction U4. The emitted light passes through the ribbed surface 丨32 Thereafter, the projected light shape 250a may be rectangular. In FIG. 2A, the axial direction 134 of the three-dimensional ridge stripe 133 is approximately parallel to the rack 120, that is, the angle between the axial direction 134 and the rack 120 is approximately 〇. At this time, the light shape 250 & projected by the illuminating element 21 〇 via the rib surface 132 is closer to the longitudinally developed rectangle. In the second drawing B, the axial direction 134 of the rib surface 132 is approximately perpendicular to each other 'ie, the axial direction 134 The angle between the frame 12 and the rack 12 is about 卯. At this time, the 250b projected by the illuminating element 210 via the rib surface 132 is closer to the laterally developed rectangle. The gear outer rim of the gear shape can be relative to the rack 12 〇 Rotating 'fine to change the angle between the axial direction 134 of the ribbed table 132 and the rack 12, and the aspect ratio of the light-emitting element 210 projected through the lens group 13 can also be adjusted. The gear shape is reduced by m. The distribution length L of the outer edge 116 may occupy the outer circumference "to "/2. In the present example, the light-emitting elements 21 are projected through the lens group, and the shapes 25〇a, 250b are rectangular, but in other embodiments, the light elements projected by the lens group 13G are _
形或其他多邊形。 J此马W 同時參照第3A圖與第把圖，其係分別緣示本發明 2調先形之照明模組_較佳實施例之内部局部示意圖 〇外觀不意圖。照明模組3⑽中’包含有基板加， 於基板310上之至少一照明列320。照明列32〇包含有又多 Z = =322。照明模叙3〇0中更包含有多個齒輪形托 座330、夕個透鏡组34〇，與至少一窗條说 ^別為分別套設於發光元件322上，具有棱紋表面之 透鏡組340再組裝於齒輪形托座咖上，藉以調整發光 疋件如之光形。齒條35G較佳地為平行於照明列320 設置，齒輪形托座33〇可與齒條35Q卡合 於齒…動，藉以改變發光元件= 射出之光形的長寬比。 照明模組300更包含有一外罩36〇，以利用外罩36〇 失固基板310與齒輪形托座33〇,外| 36〇上具有複數個 ^ 362，以使發光元件322所發出之光線可透過透鏡組 340與開口 362射出。齒條350可為一齒條皮帶，齒條皮 之齒條350較佳地可圍繞照明列320,以連動式地調整 齒輪形托座330與齒條ho間之相對角度，進而調整發 光元件322所投射出之光形。 由上述本發明較佳實施例可知，應本發明具有下 列優點。可調光形之光準直器可組裝於發光元件的基 2，齒輪形托座可相對於齒條轉動，藉由改變透鏡組之 ^紋表面與齒條間之角度，錢變發光元件經由透鏡組 技射出之光形的長寬比。此光準直器可應用於照明模 2齒輪形托座射與齒條皮㈣合，以可連動式地調 1光形的長寬比。 雖然本發明已以-較佳實施例揭露如上U並非 用以限；t本發明，任何熟習此技藝者，在不脫 之精神和範_，當可作各種之更動與潤飾，因此本= 明之保“圍當視後附之中請專利範圍所界定者為準。 【圖式簡單說明】 為讓本發明之上述和其他目的、特徵、優㈣ 例能更明顯易懂，所附圖式之詳細說明如下： 只 較佳 第1A圖係繪示本發明之可調光形之光 實施例的爆炸圖。 +1益 1356916 第1B圖係繪示本發明之可調光形之光準直器一較佳 實施例的實施示意圖。 第2A圖與第2B圖係分別繪示第1A圖中之可調光 形之光準直器不同狀態之實施示意圖。 第3 A圖與第3b圖係分別繪示本發明之可調光形之 照明模組一較隹银# / , Α α . . 软k只施例之内部局部示意圖與外觀示意 圖。Shape or other polygons. J, this horse W refers to FIG. 3A and the drawings at the same time, which respectively show the internal partial schematic diagram of the preferred embodiment of the present invention. The illumination module 3 (10) includes at least one illumination column 320 on the substrate 310. The illumination column 32〇 contains more Z ==322. The illumination module includes a plurality of gear-shaped holders 330 and a plurality of lens groups 34〇, and at least one of the window strips is respectively disposed on the light-emitting element 322, and the lens group having the rib surface The 340 is then assembled on the gear-shaped holder to adjust the shape of the light-emitting element. The rack 35G is preferably disposed parallel to the illumination array 320, and the gear holder 33 is engageable with the rack 35Q to move the lens to change the aspect ratio of the light-emitting element = the shape of the emitted light. The lighting module 300 further includes a cover 36 〇 to utilize the outer cover 36 〇 the lost substrate 310 and the gear-shaped holder 33 〇, the outer 〇 36 具有 has a plurality of 362, so that the light emitted by the illuminating element 322 is permeable The lens group 340 is emitted from the opening 362. The rack 350 can be a rack belt. The rack 350 of the rack bar preferably surrounds the illumination column 320 to adjust the relative angle between the gear holder 330 and the rack ho in a coordinated manner, thereby adjusting the light emitting element 322. The shape of the light projected. It will be apparent from the above-described preferred embodiments of the invention that the present invention has the following advantages. The light-adjustable light collimator can be assembled on the base 2 of the light-emitting element, and the gear-shaped bracket can be rotated relative to the rack. By changing the angle between the surface of the lens group and the rack, the light-emitting light-emitting element is The aspect ratio of the light shape emitted by the lens group. The light collimator can be applied to the illumination mode 2 gear-shaped bracket and the rack skin (four) to adjust the aspect ratio of the light shape in a movable manner. Although the present invention has been disclosed in the preferred embodiment, the above U is not intended to be limiting; t the invention, any person skilled in the art, can not make a difference in the spirit and scope, when a variety of changes and retouching can be made, therefore In the following paragraphs, please refer to the definition of patent scope. [Simplified description of the drawings] In order to make the above and other objects, features and advantages (4) of the present invention more obvious and understandable, the details of the drawings are as follows. The description is as follows: Only preferred FIG. 1A is an exploded view of the embodiment of the dimmable light of the present invention. +1 benefit 1356916 FIG. 1B is a view showing the light-adjustable light collimator of the present invention. 2A and 2B are respectively schematic diagrams showing different states of the tunable light collimator in Fig. 1A. Figs. 3A and 3b are respectively drawn. The illumination module of the dimmable shape of the present invention is a schematic diagram of the internal part and the appearance of the soft silver only.
【主要元件付號說明】 100 ： 光準直器 112 ： 耦接端 114 ： 開口端 120 ： 齒條 132 ： 棱紋表面 134 ： 轴向 210 ： 發光元件 214 ： 引腳 250b :光形 310 ： 基板 322 ： 發光元件 340 ： 透鏡组 360 ： 外罩[Main component note description] 100: Light collimator 112: Coupling end 114: Open end 120: Rack 132: Ribbed surface 134: Axial 210: Light-emitting element 214: Pin 250b: Light-shaped 310: Substrate 322: light-emitting element 340: lens group 360: housing
L :長度 110:齒輪形托座 Π 3 :凸塊 116 :齒輪外緣 13 0 :透鏡組 133 :立體稜鏡條紋 200 :基板 212 _發光面 250a :光形 300 :照明模組 320 :照明列 330 :齒輪形托座 3 5 0 ·啬條 362 :開口L: Length 110: Gear-shaped bracket Π 3 : Bump 116 : Gear outer edge 13 0 : Lens group 133 : Stereo 稜鏡 stripe 200 : Substrate 212 _ Light-emitting surface 250a : Light shape 300 : Lighting module 320 : Lighting column 330 : Gear-shaped bracket 3 5 0 · 啬 362 : opening