200938890 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】 ΟBACKGROUND 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] Ο
發光—極體（I^ght Emitting Diode ; LED)是一種微小 的固態（Solid-State)光源，兼具體積小、耐震性佳、省電、 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。與傳統之白織燈泡 及f光燈相比’發光二極體可具有多顆、多種的組合， 單的發光—極體之發熱量低，因此可減少熱幅射的 f生。且發光二極體可平面封裝並可開發成輕薄短小產 口口基於以上之優·點，發％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：吊在發光二極體元件前安裝光準直器㈣⑶】 collunat。!·）’以利用光學二次透鏡之原理，使發光二極體 :發出之光形’或是改變其光線的路徑。但是發光 立極體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，當皆 變更整、、且光準直器，使用上甚為不 便。 【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 200938890 直器’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。 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 件可設置於基板上。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。 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，以改變稜紋表面之轴向與齒條間之角度，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一轉接 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，萨 以改變發光元件之光形，其中，稜紋表面具有一軸向: 齒輪形把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 ” q /又 延而調 200938890 整光形之~~'長寬比。 可調光形之光準直器可組裝於發光元件的基座，齒 輪形托座可相對於齒條轉動，藉由改變透鏡組之稜紋表 面與齒條間之角度，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， 任何所屬技術領域中具有通常知識者在瞭解本發明之較 佳實施例後，當可由本發明所教示之技術，加以改變及 修飾’其並不脫離本發明之精神與範圍。 同時參照第1A圖與第1B圖，其係分別繪示本發明 之可調光形之光準直器（c〇llimator)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21〇可設置於—基板2〇〇上，光 準直器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 210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 120與一透鏡組130。齒輪形托座包含有一耦接端 U2與一開口端114。齒輪形托座11〇可放置於基板2〇〇 上’齒輪形托座Π〇之耦接端η2可與基板2〇〇接觸。 發光元件210為位於齒輪形托座11〇之中，發光元件 200938890 可為一發光二極體，其中，發光元件21〇之發光面Η〗 佳地為面向齒輪形托座110之開口端114。耦接端I^ght Emitting Diode (LED) is a tiny solid-state light source with the advantages of small size, good shock resistance, power saving, long life and variety of colors. Application requirements have become a common source of light in everyday life. Compared with conventional white-wound bulbs and f-lights, the light-emitting diodes can have multiple or multiple combinations, and the single light-emitting body has a low heat generation, thereby reducing the heat radiation. And the light-emitting diode can be planarly packaged and can be developed into a light and short short mouth. Based on the above advantages, the hair % diode is favored by the industry and can become a potential commodity to replace traditional lighting equipment. ^ In order to effectively increase the brightness of the LED component or change its shape: hang the light collimator in front of the LED component (4) (3) collunt. !·)' to use the principle of an optical secondary lens to make the light-emitting diode: emit light shape or change the path of its light. However, it is difficult to make fine adjustments to the light shape emitted by the light-emitting vertical body collimator. Therefore, it is inconvenient to use the light collimator. SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a tunable light-shaped light source 200988890 for adjusting the aspect ratio of a light-emitting element projected by a light collimator. Another object of the present invention is to provide a lighting module for applying the light collimator 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 shape 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 disposed 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 to place the light-emitting element 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 gear outer periphery 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 to adjust the aspect ratio of the light shape. Another aspect of the present invention is an illumination module set using the optical collimator, comprising a substrate, an illumination column disposed on the substrate, a gear 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 transfer end, and the open end of the gear-shaped bracket has a gear outer edge, and the coupling end can contact the substrate to place the light-emitting element in the gear-shaped bracket. The lens assembly is assembled to the open end of the gear-shaped bracket, 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 gear-shaped seat has a gear outer edge Combined with the rack, and can be rotated relative to the rack to change the axial direction between the rib surface and the rack" q / extended and adjusted 200938890 full light shape ~ ~ ' aspect ratio. Dimmable light The collimator can be assembled on the base of the light-emitting element, and the gear-shaped bracket can be rotated relative to the rack to change the angle between the ribbed surface of the lens group and the rack to change the light projected by the light-emitting element via the lens group. The aspect ratio of the shape. The light collimator can be applied to the lighting module, and the gear holder can be coupled with the rack belt to adjust the aspect ratio of the light shape in a movable manner. © [Embodiment] The spirit and scope of the present invention will be apparent from the following description of the preferred embodiments of the invention. Leaving the spirit of the invention Referring to FIG. 1A and FIG. 1B, respectively, an exploded view and an implementation diagram of a preferred embodiment of the tunable light collimator of the present invention are shown. 100 can be used to adjust the light shape of a light-emitting element © 210, the light-emitting element 21 can be disposed on the substrate 2, and the light collimator 100 can be sleeved on the light-emitting element 21, so that the light-emitting element 21 emits The light is emitted through the light collimator 1 to change the light shape of the light emitted by the light-emitting element 210. The light collimator 100 includes a gear-shaped holder 11, a rack 120 and a lens group 130. The bracket includes a coupling end U2 and an open end 114. The gear-shaped bracket 11 can be placed on the base plate 2, and the coupling end η2 of the gear-shaped bracket can be in contact with the substrate 2 。. The component 210 is located in the gear-shaped holder 11〇, and the light-emitting element 200938890 can be a light-emitting diode. The light-emitting surface of the light-emitting element 21 is preferably an open end 114 facing the gear-shaped holder 110. Pick up
可八有凸塊113 ’發光元件210之發光二極體可具有兩 引腳 214，几11，X 凸塊113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。 透鏡组I30係紐·裝於齒輪形托座110之開口端114， 其中，透鏡組130具有一稜紋表面132,發光元件210所 發出之光線行經透鏡組i 3〇之稜紋表面丨32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110之開口端114具有一齒輪外緣116， 本實施例中’齒輪外緣！ j 6為圍繞開口端^ ^ 4設置，齒 卜緣116可與齒條120搞合，齒輪形托座110可相對 於齒條120順時針或逆時針地轉動，以改變透鏡組13〇 之稜紋表面132與齒條12〇間之相對位置，藉以調整發 光π件210發出之光形的長寬比。 參照第2A圖與第2B圖，其係分別繪示第丨圖中之 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132可具有複數個立體稜鏡 条紋133，立體稜鏡條紋i 33可依照一轴向丄排列。發 光兀•件210所發出之光線通過稜紋表面132後，所投射 出之光形25Ga可為矩形。帛2A®中，立體稜鏡條紋133 的軸向134約為與齒们2〇相互平行，即轴向134與齒 條120間之炎角約為〇度，此時，發光元件21〇經由棱 紋表面132所投射出的光形25〇a較為接近縱向發展的矩 200938890 二：，圖中，稜紋表面132的枯向134約與齒條i2〇 相互垂直，即轴向134與齒條12〇間之爽角約為9〇产， 此時，發光元件210經由棱紋表面132所投射出的光形 250b較為接近橫向發展的矩形。 齒輪形乾座m之齒輪外，缘116可相對於齒條12〇 轉動’藉以改變稜紋表面132之轴向134與齒们2〇間 之夾角，而發光元件210經由透鏡组13〇投射出來的光 形的長寬比亦可因而調整。齒輪形托座11〇具有—外緣 周長，齒輪外緣116之分布長度L可佔外緣周長的Μ 到1/2。本實施例中’發光元件21〇經由透鏡級投射 出之光形25〇a、250b為矩形，但在其他實施例中，發光The light-emitting diode of the light-emitting element 210 can have two pins 214, a few 11, and the X-bump 113 preferably slides between the two pins 214. The material of the toothed bracket 110 can be acrylic. The lens group I30 is mounted on the open end 114 of the gear holder 110, wherein the lens group 130 has a rib surface 132, and the light emitted by the light-emitting element 210 passes through the rib surface 32 of the lens group i 3 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 bracket 110 has a gear outer edge 116, which in this embodiment is the outer edge of the gear! j 6 is disposed around the open end ^ ^ 4, the tooth edge 116 can be engaged with the rack 120, and the gear-shaped bracket 110 can be rotated clockwise or counterclockwise with respect to the rack 120 to change the edge of the lens group 13 The relative position between the land 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 Figures 2A and 2B, there are shown schematic diagrams showing different states of the dimmable optical collimator in the second embodiment. In this embodiment, the rib surface 132 of the lens group 130 may have a plurality of three-dimensional ridge stripes 133, and the three-dimensional ridge stripes i 33 may be arranged in accordance with an axial ridge. After the light emitted by the illuminating member 210 passes through the rib surface 132, the projected light shape 25Ga can be rectangular. In 帛2A®, the axial direction 134 of the three-dimensional 稜鏡 stripe 133 is approximately parallel to the teeth 2,, that is, the inflammatory angle between the axial direction 134 and the rack 120 is about 〇. At this time, the illuminating element 21 〇 passes through the rib. The light shape 25〇a projected by the grain surface 132 is closer to the longitudinally developed moment 200938890. In the figure, the dead direction 134 of the rib surface 132 is perpendicular to the rack i2〇, that is, the axial direction 134 and the rack 12 The refreshing angle of the daytime is about 9 inches. At this time, the light shape 250b projected by the light-emitting element 210 via the rib surface 132 is closer to the laterally developed rectangle. Outside the gear of the gear-shaped dry seat m, the rim 116 is rotatable relative to the rack 12' to thereby change the angle between the axial direction 134 of the rib surface 132 and the teeth 2, and the light-emitting element 210 is projected through the lens group 13 The aspect ratio of the light shape can also be adjusted accordingly. The gear-shaped bracket 11 has an outer peripheral circumference, and the distribution length L of the outer edge 116 of the gear can be 1/2 of the circumference of the outer edge. In the present embodiment, the light-emitting elements 25a, 250b projected by the lens element are rectangular, but in other embodiments, the light is emitted.
St::透鏡組"Ο所投射出之光形亦有可能為圓 形或其他多邊形。 ❹ 同時參照第3A圖與第3B圖，其係分別纷示本發明 之可調光形之照明模組—較佳實施例之内部局部示:圖 與外觀示意圖。照明模組300中，包含有基板3ι〇，設置 於基板3U)上之至少―照明列32()。照明列32q包^多 個發光元件322。照明模組3〇〇中更包含有多個齒輪形托 座330、多個透鏡組340,與至少一齒條35〇，齒輪形托 座330為分別套設於發光元件322上’具有稜紋表面之 透鏡組340再組裝於齒輪形托座33〇上，藉以調整發光 疋件322之光形。齒條35G較佳地為平行於照明列32〇 設置，齒輪形托座330可與齒條35G卡合，齒輪形托座 330可相對於齒條350轉動，藉以改變發先元件 射出之光形的長寬比。 200938890 照明模組300更包含有一外罩360，以利用外罩360 失固基板310與齒輪形托座330，外罩360上具有複數個 開口 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35〇可為一齒條皮帶，齒條皮 帶之齒條350較佳地可圍繞照明列32〇，以連動式地調整 齒輪形托座330與齒條350間之相對角度，進而調整發 光元件3 22所投射出之光形。The light shape projected by the St:: lens group "Ο may also be a circle or other polygon. ❹ Referring to Figures 3A and 3B, respectively, there is shown an internal portion of the illuminable illumination module of the present invention - a preferred embodiment of the drawings and a schematic view of the appearance. The illumination module 300 includes a substrate 3ι and at least an illumination column 32 () disposed on the substrate 3U). The illumination column 32q includes a plurality of light-emitting elements 322. The lighting module 3 further includes a plurality of gear-shaped brackets 330 and a plurality of lens groups 340, and at least one rack 35 〇, the gear-shaped brackets 330 are respectively sleeved on the light-emitting elements 322. The surface lens group 340 is reassembled on the gear-shaped holder 33〇 to adjust the light shape of the light-emitting element 322. The rack 35G is preferably disposed parallel to the illumination array 32. The gear holder 330 is engageable with the rack 35G, and the gear holder 330 is rotatable relative to the rack 350 to change the shape of the light emitted by the first component. Aspect ratio. 200938890 The lighting module 300 further includes a cover 360 for stagnation of the substrate 310 and the gear-shaped holder 330 by the cover 360. The cover 360 has a plurality of openings 362' for allowing the light emitted by the light-emitting element 322 to pass through the lens group 340. The opening 362 is ejected. The rack 35〇 can be a rack belt, and the rack belt 350 of the rack belt preferably surrounds the illumination array 32〇 to adjust the relative angle between the gear holder 330 and the rack 350 in a coordinated manner, thereby adjusting the illumination. The shape of the light projected by element 3 22 .
由上述本發明較佳實施例可知，應用本發明具有下 列優點。·^光形<光準4器可組裝力發光元件的基 座，齒輪形托座可相對於齒條轉動，藉由改變透鏡袓2 稜紋表面與齒條間之角度，錢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 ^齒輪形托座則可與齒條皮帶耦合，以可連動式_ 整光形的長寬比。 雖然本發明已以一較佳實施例揭露如上，然其 用以限定本發明，任何孰習此技藤 ' 之掊17'，、彳此技藝者’在不脫離本發明 ^精神和範圍内，當可作各種之更動_飾，因 明之保護範圍當視後附之申請專利範圍所界定者為準。 【圖式簡單說明】 ^ * 1C* ，艰不赞明之 例能更明顯易’所附圖式之詳細說明如下: 之光準直器一較佳 第1A圖係繪示本發明之可調光形 實施例的爆炸圖。 200938890 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ία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3 B圖係分別 '續示本發明之可調光形之 照明模組一較佳實施例之内部局部示意圖與外觀示意 圖。 ❹ ❹ 【主要元件符號說明】 100 :光準直器 112 :耦接端 114 :開口端 120 :齒條 13 2 :棱紋表面 13 4 .轴向 210 :發光元件 214 :引腳 250b :光形 310 .基板 322 :發光元件 340 =透鏡組 360 :外罩 L :長度 110 齒輪形把座 113 凸塊 116 齒輪外緣 130 透鏡組 133 立體稜鏡條故 200 基板 212 發光面 250a :光形 300 :照明模組 320 :照明列 330 :齒輪形把座 350 :齒條 362 :開口It will be apparent from the above-described preferred embodiments of the present invention that the application of the present invention has the following advantages. · ^ Light shape < Sight 4 can be assembled with the base of the force light-emitting element, the gear-shaped holder can be rotated relative to the rack, by changing the angle between the ribbed surface of the lens 袓 2 and the rack, the light-emitting element The aspect ratio of the light shape projected through the lens group. The light collimator can be applied to the illumination mode. The gear-shaped holder can be coupled to the rack belt to be linked to the aspect ratio of the uniform light. Although the present invention has been described above in terms of a preferred embodiment, it is intended to be illustrative of the present invention, and it is intended to be within the spirit and scope of the invention. When it is possible to make various changes, the scope of protection of Ming is subject to the definition of the patent application scope attached. [Simple description of the figure] ^ * 1C*, the example of the difficult to be more obvious can be more obvious. The detailed description of the figure is as follows: The light collimator is preferably a lighter 1A diagram showing the dimming of the present invention Exploded view of the embodiment. 200938890 FIG. 1B is a schematic view showing the implementation of a preferred embodiment of the tunable light collimator of the present invention. Fig. 2A and Fig. 2B are diagrams showing the implementation of different states of the tunable light collimator in Fig. 3A and 3B are respectively a partial internal schematic view and an external view of a preferred embodiment of the illuminable illumination module of the present invention. ❹ ❹ [Main component symbol description] 100: Light collimator 112: Coupling end 114: Open end 120: Rack 13 2: Ribbed surface 13 4. Axial 210: Light-emitting element 214: Pin 250b: Light shape 310. Substrate 322: Light-emitting element 340 = Lens group 360: Housing L: Length 110 Gear-shaped holder 113 Bump 116 Gear outer edge 130 Lens group 133 Stereo-striped 200 Substrate 212 Light-emitting surface 250a: Light-shaped 300: Illumination Module 320: illumination column 330: gear-shaped handle 350: rack 362: opening