M415343 五、新型說明： 【新型所屬之技術領威】 本創作係有關一種按鍵結構，尤其是指一種可使射往 鍵帽侧邊之光線折射到不規則的路徑，以減少使用者眼睛 之不適感、製程便宜、並·且不會有包覆性問題之發光按鍵 結構。 【先前技術】 近年來，由於資訊產業發展迅速，使用者可能在不同環 境下使用如筆記型電腦等的攜帶型資梦置，而筆 腦由於具有便於隨身穩帶及處理夂時=== 能，故而廣受市場業者及使用者之肯定及採用，並且，由 於使用者之多元需求’可能會在光線較弱的環境，例如投 影機簡報場合來使用電腦，為了避免使用者可能看不清楚 =盤按鍵上所標示的數字以及文字，致而造成其在特殊場 二用操作上的不便’目前市面上已有發光鍵盤的存 在來因應使用者之需求。 按^槿為Λ知之發光按鍵結構之剖面示意圖，習知的發光 按鍵結構包含：一底板模紐 ^70 包含-電路板，一發光源以及模組，該底板模組 以發射-光線至該導光板；2電性連接，該發光源係用 上’該按鍵模組包括一鍵帽，‘鍵模組設置於底板模組 該光線可㈣導光板射至有—底面及一側邊， 側邊時，由於-般鍵帽常目4線射至該鍵帽之該 使用透明之塑料射出成型，該鍵 4 M415343 帽之該底面及該側邊之部分位置會鋪塗一層塗料以避免光 線穿出，而由於未被塗料鋪塗之處可被光線通過，而於介 面交會處發生折射的現象，而使光線射出，射出該側邊之 光線沿原來射入該側邊時的方向，呈向上射出，造成使用 者有刺眼等不適感。目前，為避免此問題，通常會透過喷 漆、模内膜或是燙金的方式來包覆該鍵帽未被塗料鋪塗之 . 部分，但由於喷漆製程的價錢較昂貴，而模内膜或是燙金 則有包覆性較差的問題仍待克服。 φ 綜合上述，因此亟需一種可避免鍵帽側邊射出刺眼光 線、製程便宜、並且不會有包覆性問題之發光按鍵結構來 解決習用技術所產生之問題。 【新型内容】 本創作係為一種發光按鍵結構，其係可使射往鍵帽侧 邊之光線折射到不規則的路徑，以減少使用者眼睛之不適 感，並且有製程便宜、無包覆性問題的優點。 • 本創作提供一種發光按鍵結構，其係包含：一底板模 組，其係包含一電路板，一發光源以及一導光板，該發光 _ 源設置於該電路板且與該電路板上之線路電性連接，該發 光源係用以發射一光線至該導光板；一按鍵模組，其係設 置於底板模組上，該按鍵模組包括一鍵帽，該鍵帽具有一 底面及一側邊，該光線可由該導光板射至該鍵帽；以及一 光折射結構，其係連接該側邊，該光折射結構用以改變光 線之路徑，本實施例中，該光折射結構更連接該底面。 一種發光鍵盤，其係包含：一底板模組，其係包含一 M415343 電路板’一發光源以及一導朵姑 等九板’該發光源設置於該電路 板且^該電路板上之線路電性連接，該發光源係用以發射 /光線至該導光板，-按鍵模組’其係設置於底板模組上， 該按鍵模組包含複數個鍵帽，每—鍵帽具有4面U 邊，該光線可由該導光板射至該鍵帽；以及複數個光折射 結構’其係連接该側邊，該光折射結構用以改變光線之路 徑，本實施例中，該光折射結構更連接該底面。 【實施方式】 為使貴審查委員能對本創作之特徵、目的及功能有 更進一步的認知與瞭解，下文特將本創作之系統的相關細 部結構以及設計的理念原由進行說明，以使得審查委員可 以了解本創作之特點，詳細說明陳述如下： 請參閱圖'一 ’圖—為本創作發光按鍵結構之第·一實施例剖 面示意圖。本創作提供一種發光按鍵結構，其係包含：一 底板模組1，一按鍵模組2以及一光折射結構3，該底板模組 1包含一電路板10，一發光源11以及一導光板12，該發光源 11設置於該電路板ίο且與該電路板ίο上之線路電性連接， 該發光源11係用以發射一光線110至該導光板12 ;該按鍵模 組2設置於底板模組1上，該按鍵模組2包括一鍵帽20，該鍵 帽20具有一底面200及一側邊201，該光線110可由該導光板 12射至該鍵帽20 ;該光折射結構3連接該側邊201，該光折 射結構3用以改變光線110之路徑。 本實施例中，該光折射結構3更連接該底面200，該電 路板10係一軟性電路板，該發光源11係一發光二極體，但 M415343 該電路板10以及該發光源11的形式不以此為限，此外，本 . 實施例中，該發光按鍵結構3更包含一支撐構件4以及一彈 性體5，係設置於該鍵帽20以及該底板模組1之間以支撐該 鍵帽20，但支撐該鍵帽20之元件以及結構不以上述為限。 本實施例中，該光折射結構3為與該底面200非平行之 一斜面30,由圖二中可見，當該光線110射向該鍵帽20之該 . 側邊201時，由於該光折射結構3的設置，使得折射光線呈 不規則方向的射出，相較於圖一，該光線110通過未使用該 φ 光折射結構3之該鍵帽20時，射出該侧邊201之光線110沿原 來射入該側邊201時的方向，呈向上射出，造成使用者刺眼 過亮的狀況，使用該光折射結構3可成功地減少侧邊201向 ' 上射出之光線。 - 此外，該光折射結構3亦可如圖三中所示，圖三為本創 作發光按鍵結構之第二實施例剖面示意圖，於圖三中，該 光折射結構3為一曲面31。請參閱圖四A、圖四B以及圖四C， 圖四A、圖四B以及圖四C為本創作發光按鍵結構之第三、四 φ 以及五實施例剖面示意圖。於圖四A中，該光折射結構3係 - 為一粗糙面3 2，藉由該光線110於該粗糙面產生不規則方向 的光折射，以達到射出光線均勻的效果。 於圖四B中，該光折射結構3係為一設置於該側邊201 外側之粗糙面，設置於該側邊201外側之該光折射結構3亦 可使光線經過時產生不規則方向的光折射，以達到均勻光 線的效果，當然該光折射結構3設置於該鍵帽20上之位置， 亦可如圖四C所示，圖四C中，該光折射結構除了連接於該 底邊200以及該側邊201之内側之外，亦設置於該側邊201 7 M415343 外側以加強將光線折射至不同方向的效果，當然，設置於 該底邊200以及該侧邊201之内側之該光折射結構3與設置 在該側邊201外側之該光折射結構3可為不同型態之結構， 例如，設置於該底邊200以及該側邊201之内側之該光折射 結構3可為曲面31，而設置在該側邊2 01外側之該光折射結 構3可為粗糙面32，其組合不以上述為限。本創作中，該光 折射結構3可用喷砂或是蝕刻之方式成型於該鍵帽20，當 然，該光折射結構3與該鍵帽20亦可為一體成型的方式，該 光折射結構3的製程不以上述為限。 圖五為本創作發光按鍵結構之第六實施例剖面示意 圖。圖五中，該光折射結構3係為複數個微小的凸出結構 33，利用該凸出結構33使該光線110可折射至不同方向。 本創作中之另一實施例為一種發光鍵盤，其係包含： 一底板模組1，其係包含一電路板1 〇，一發光源11以及一 導光板12，該發光源11設置於該電路板10且與該電路板 10上之線路電性連接，該發光源11係用以發射一光線110 至該導光板12 ;該按鍵模組2設置於底板模組1上，該按 鍵模組2包含複數個鍵帽20,每一鍵帽20具有一底面200 及一側邊201，該光線110可由該導光板12射至該鍵帽 20 ;該複數個光折射結構3連接該側邊201，該光折射結 構3用以改變光線之路徑，本實施例中，該光折射結構3 更連接該底面200，該光折射結構3可為該底面200非平 行之一斜面30，一曲面31，一粗糙面32，複數個凸出結 構33或是上述之組合，但該光折射結構3之種類並不以此 為限；該光折射結構3可用喷砂、蝕刻或是一體成型之方 8 M415343 式成型於該鍵帽，當然，該光折射結構3的製程不以上述 為限。 本創作之發光按鍵結構可藉設置於該鍵帽20之該側 邊201或是該底邊200之該光折射結構3,使射往鍵帽側邊之 光線折射到不規則的路徑，以減少使用者眼睛之不適感之 外，並且達到製程便宜、無包覆性問題之優點。 本創作在上文中已以較佳實施例揭露，然熟習本項技 術者應理解的是，該實施例僅用於描繪本創作，而不應解 φ 讀為限制本創作之範圍。應注意的是，舉凡與該實施例等 效之變化與置圍當以下文之申請專利範圍所界定者為準。 M415343 【圖式簡單說明】 圖一為習知之發光按鍵結構之剖面示意圖。 圖二為本創作發光按鍵結構之第一實施例剖面示意圖。 圖三為本創作發光按鍵結構之第二實施例剖面示意圖。 圖四A為本創作發光按鍵結構之第三實施例剖面示意圖。 圖四B為本創作發光按鍵結構之第四實施例剖面示意圖。 圖四C為本創作發光按鍵結構之第五實施例剖面示意圖。 圖五為本創作發光按鍵結構之第六實施例剖面示意圖。 【主要元件符號說明】 1 -底板模組 10 -電路板 11- 發光源 110 -光線 12- 導光板 2- 按鍵模組 20-鍵帽 200- 底面 201- 側邊 3- 光折射結構 30- 斜面 31- 曲面 32- 粗链面 33- 凸出結構 4- 支樓構件 5- 彈性體 10M415343 V. New Description: [New Technology Alliance] This creation is about a button structure, especially a way to refract light rays that are directed to the side of the keycap to an irregular path to reduce the discomfort of the user's eyes. A light-emitting button structure that is inexpensive, has a low process, and does not have a covering problem. [Prior Art] In recent years, due to the rapid development of the information industry, users may use portable dreams such as notebook computers in different environments, while the pen and brain are easy to carry around and handle 夂 === Therefore, it is widely recognized and adopted by market players and users, and because of the diverse needs of users, it may be used in a weak environment, such as projector briefing occasions, in order to avoid users may not see clearly = The number and text marked on the button of the disk cause its inconvenience in the operation of the special field. Currently, there are existing illuminated keyboards on the market to meet the needs of users. According to the cross-sectional view of the illuminating button structure, the conventional illuminating button structure comprises: a bottom plate module ^70 including a circuit board, a light source and a module, the bottom plate module emitting light to the guide Light board; 2 electrical connection, the light source is used in the 'the button module includes a keycap, 'the key module is arranged on the bottom plate module. The light can be (4) the light guide plate is directed to the bottom surface and one side, the side When the key cap is normally applied to the keycap, the transparent plastic injection molding is performed, and the bottom surface of the key 4 M415343 and the side of the side are coated with a coating to prevent the light from passing through. And because the light is not allowed to be coated by the paint, and the refraction occurs at the intersection of the interface, the light is emitted, and the light that is emitted from the side is emitted upward in the direction when the original side is incident on the side. , causing the user to have horrible discomfort. At present, in order to avoid this problem, the keycap is usually coated by paint, in-mold film or bronzing. The part is not coated by the paint, but because the price of the painting process is expensive, the inner film is either The problem of poor coverage of bronzing remains to be overcome. φ Combines the above, so there is a need for an illuminating button structure that avoids the glare on the side of the keycap, is inexpensive, and has no covering problems to solve the problems caused by the conventional technology. [New content] This creation is a kind of luminous button structure, which can refract light rays that are directed to the side of the keycap to an irregular path, so as to reduce the discomfort of the user's eyes, and has a cheap process and no coating. The advantages of the problem. The present invention provides a light-emitting button structure comprising: a backplane module comprising a circuit board, a light source and a light guide plate, the light source is disposed on the circuit board and connected to the circuit board Electrically connected, the light source is used to emit a light to the light guide plate; a button module is disposed on the bottom plate module, the button module includes a key cap, and the key cap has a bottom surface and a side The light is incident on the keycap by the light guide plate; and a light refraction structure is connected to the side, the light refraction structure is used to change the path of the light. In this embodiment, the light refraction structure is further connected to the light Bottom surface. An illuminated keyboard comprising: a backplane module comprising a M415343 circuit board 'a light source and a lead nine board'; the light source is disposed on the circuit board and the line on the circuit board The light source is used to emit/light to the light guide plate, and the button module is disposed on the bottom plate module. The button module includes a plurality of key caps, each of which has 4 sides U side The light is emitted from the light guide plate to the keycap; and the plurality of light refraction structures are connected to the side, the light refraction structure is used to change the path of the light. In this embodiment, the light refraction structure is further connected to the light Bottom surface. [Embodiment] In order to enable your review committee to have a further understanding and understanding of the features, purposes and functions of this creation, the following is a detailed description of the relevant details of the system and the concept of the design, so that the review committee can Understand the characteristics of this creation, the detailed description is as follows: Please refer to the figure 'a' diagram - a cross-sectional view of the first embodiment of the creation of the luminous button structure. The present invention provides a light-emitting button structure, which includes a bottom plate module 1, a button module 2, and a light-refractive structure 3. The base plate module 1 includes a circuit board 10, a light source 11 and a light guide plate 12. The light source 11 is disposed on the circuit board ίο and electrically connected to the circuit on the circuit board ίο, the light source 11 is configured to emit a light 110 to the light guide plate 12; the button module 2 is disposed on the bottom plate mold In the group 1, the button module 2 includes a key cap 20 having a bottom surface 200 and a side edge 201. The light 110 can be incident on the keycap 20 by the light guide plate 12; The side 201, the light refraction structure 3 is used to change the path of the light 110. In this embodiment, the light refraction structure 3 is further connected to the bottom surface 200. The circuit board 10 is a flexible circuit board. The light source 11 is a light emitting diode, but the M415343 is in the form of the circuit board 10 and the light source 11 In addition, in the embodiment, the illuminating button structure 3 further includes a supporting member 4 and an elastic body 5 disposed between the key cap 20 and the bottom plate module 1 to support the key. The cap 20, but the elements and structures supporting the keycap 20 are not limited to the above. In this embodiment, the light-refractive structure 3 is a non-parallel slope 30 with the bottom surface 200. As can be seen from FIG. 2, when the light 110 is incident on the side 201 of the keycap 20, the light is refracted. The structure 3 is arranged such that the refracted light is emitted in an irregular direction. Compared with FIG. 1, when the ray 110 passes through the key cap 20 of the φ light refracting structure 3, the light 110 exiting the side 201 is along the original The direction in which the side 201 is incident is ejected upward, causing the user to glare too brightly, and the light refraction structure 3 can be used to successfully reduce the light emitted from the side 201 toward the '. In addition, the light refraction structure 3 can also be as shown in FIG. 3. FIG. 3 is a schematic cross-sectional view showing a second embodiment of the illuminating button structure. In FIG. 3, the light refraction structure 3 is a curved surface 31. Please refer to FIG. 4A, FIG. 4B and FIG. 4C. FIG. 4A, FIG. 4B and FIG. 4C are schematic cross-sectional views of the third, fourth φ and five embodiments of the illuminating button structure. In Fig. 4A, the light-refractive structure 3 is a rough surface 3 2, and the light 110 is caused to refract light in an irregular direction on the rough surface to achieve uniform light emission. In FIG. 4B, the light-refractive structure 3 is a rough surface disposed outside the side 201, and the light-refractive structure 3 disposed outside the side 201 can also generate irregular light when the light passes. Refraction to achieve uniform light effect, of course, the light refraction structure 3 is disposed on the keycap 20, as shown in FIG. 4C. In FIG. 4C, the light refraction structure is connected to the bottom edge 200. And the inner side of the side 201 is also disposed outside the side edge 201 7 M415343 to enhance the effect of refracting light to different directions. Of course, the light refraction is disposed on the bottom side 200 and the inner side of the side edge 201. The structure 3 and the light-refractive structure 3 disposed outside the side 201 may be of different configurations. For example, the light-refractive structure 3 disposed on the bottom side 200 and the side of the side 201 may be a curved surface 31. The light refraction structure 3 disposed outside the side edge 201 may be a rough surface 32, and the combination thereof is not limited to the above. In the present invention, the light-refractive structure 3 can be formed by sandblasting or etching on the keycap 20. Of course, the light-refractive structure 3 and the keycap 20 can also be integrally formed. The process is not limited to the above. Figure 5 is a cross-sectional view showing a sixth embodiment of the structure of the illuminated light-emitting button. In Fig. 5, the light-refractive structure 3 is a plurality of minute convex structures 33, by which the light rays 110 can be refracted to different directions. Another embodiment of the present invention is an illuminated keyboard, comprising: a backplane module 1 comprising a circuit board 1 , an illumination source 11 and a light guide 12, wherein the illumination source 11 is disposed on the circuit The board 10 is electrically connected to the line on the circuit board 10, and the light source 11 is configured to emit a light 110 to the light guide plate 12; the button module 2 is disposed on the bottom plate module 1, the button module 2 A plurality of keycaps 20 are included. Each of the keycaps 20 has a bottom surface 200 and a side edge 201. The light 110 can be incident on the keycap 20 by the light guide plate 12. The plurality of light refraction structures 3 are connected to the side edge 201. The light refraction structure 3 is used to change the path of the light. In the embodiment, the light refraction structure 3 is further connected to the bottom surface 200. The light refraction structure 3 may be a non-parallel slope 30 of the bottom surface 200, a curved surface 31, Rough surface 32, a plurality of protruding structures 33 or a combination thereof, but the type of the light-refractive structure 3 is not limited thereto; the light-refractive structure 3 can be sandblasted, etched or integrally formed by the square 8 M415343 Formed on the keycap, of course, the process of the light-refractive structure 3 is not the above Limit. The light-emitting button structure of the present invention can be refracted to the irregular path by the light-refractive structure 3 disposed on the side 201 of the keycap 20 or the bottom edge 200 to reduce the light to the side of the keycap. In addition to the discomfort of the user's eyes, and the advantages of the process is cheap, no coating problem. The present invention has been disclosed in the above preferred embodiments, and it should be understood by those skilled in the art that this embodiment is only used to depict the present invention, and should not be construed as limiting the scope of the present invention. It should be noted that the equivalents and limitations of the embodiments are subject to the definition of the scope of the following claims. M415343 [Simple Description of the Drawings] Figure 1 is a schematic cross-sectional view of a conventional illuminating button structure. FIG. 2 is a cross-sectional view showing a first embodiment of the structure of the illuminated light button. FIG. 3 is a cross-sectional view showing a second embodiment of the structure of the illuminated light button. FIG. 4A is a schematic cross-sectional view showing a third embodiment of the structure of the illuminated light button. FIG. 4B is a cross-sectional view showing a fourth embodiment of the structure of the illuminated light button. FIG. 4C is a cross-sectional view showing a fifth embodiment of the structure of the illuminated light button. FIG. 5 is a cross-sectional view showing a sixth embodiment of the structure of the illuminated light button. [Main component symbol description] 1 - Backplane module 10 - Circuit board 11 - Light source 110 - Light 12 - Light guide plate 2 - Button module 20 - Key cap 200 - Bottom surface 201 - Side 3 - Light refraction structure 30 - Bevel 31- Surface 32- Thick chain surface 33- Projection structure 4- Branch member 5 - Elastomer 10