201209865 六、發明說明： 【發明所屬之技術領域】 [00013 本發明涉及一種按鍵結構，尤其涉及一種用於電子裝置 之按鍵結構。 【先前技勒ΐ】 [0002] 電子裝置之面板上常設置有按鍵結構，用於控制電源開 關或進行其他功能調節，隨著電子行業之迅速發展，對 電子裝置中按鍵之控制精準度等要求亦愈來愈高。 [0003] 常見之按鍵結構，包括按壓部、可動接觸片及固定觸點 ，按壓部底部設有凸塊，可動接觸片為拱形彈片，凸塊 抵持於拱形彈片頂部。按壓按鍵結構中之按壓部，凸塊 將可動觸片壓下，與固定觸點接通；放鬆按壓部，可動 觸片抵持凸塊，使按壓部復位。還有一種按鍵結構，於 上述之凸塊上套一壓縮彈簧，該壓縮彈簧可用於支撐按 壓部，同時亦可幫助按壓後按壓部之復位。 [0004] 上述之按鍵結構中，凸塊位於按壓部底部之中心部位， 該壓縮彈簣支撐於按壓部之中心部位，使得上述按鍵結 構之體積較大，不利於具有該按鍵結構之電子裝置薄型 化設計。 【發明内容】 [0005] 鑒於上述情況，有必要提供一種利於電子裝置薄型化之 按鍵結構及具有該按鍵結構之電子裝置。 [0006] 一種按鍵結構，其包括按鍵帽、固定支架及固定連接該 按鍵帽與固定支架之固定件，該固定支架包括二支撐部 099129175 表單編號Α0101 第4頁/共16頁 0992051191-0 201209865 [0007] Ο [0008]❹ 別與該二切部^部及二彈性部，每—連接部兩端分 成—框體，該固^ ’該二支禮部及該二連接部共同形 兩端分別連接該=位於該框體之中部’每一彈性部之 固定部上，該^及該㈣部’該按鍵帽固定於該 用於給該按鍵帽提供彈性回復力。 ~種電子穿置，甘 ^ 、 ’、包括殼體及設於該殼體上之按鍵結構 办ι體上開叹有收容孔，該按鍵結構包括收容於該收 L内之按鍵f目、固定支架、固定連接該按鍵帽與固定 支架之第-固定件及固定連接·定支架及殼體之第二 固定件，該固定支架包括二支撐部、二連接部、—固定 部及二彈性部，每一連接部兩端分別舆該二支撐部相連 ，該二支撐部及該二連接部共同形成一框體，該固定部 位於該框體之中部，每一彈性部之兩端分別連接該連接 部及該固定部，該按鍵帽固定於該固定部上，該彈性部 用於給該按鍵帽提供彈性回復力。 上述按鍵結構之固定支架之彈性部可向該按鍵帽提供一 彈性回復力’無需另設置彈性件及凸塊，使該按鍵結構 之體積較小，以利於電子裝置薄型化設計β [0009] [0010] 【實施方式】 下面將結合附圖及具體實施例對本發明之按鍵結構及具 有該按鍵結構之電子裝置作進一步之詳細說明。 請參閱圖1及圖2，電子裝置100包括各種功能模組用於實 現各種相應之功能，然而，為節省篇幅，本實施例重點 介紹該電子裝置100之殼體101及固定於殼體1〇1上之按 鍵結構103。具體於本實施方式中，按鍵結構1〇3為電子 表單編號Α0101 099129175 第5頁/共16頁 0992051191-0 201209865 裝置100之主功能表之按紐，殼體101為平板玻璃。按鍵 結構103包括按鍵帽20、固定支架3〇、第—固定件4〇及 第二固定件5G。第-固定件獅按鍵帽2Q固定於固定支 架30上。第二固定件50將固定支架3〇固定於殼體ι〇ι上 〇 [0011] [0012] 按鍵帽2G包括頂蓋2卜填充部23及底蓋25。頂蓋21具有 結合面212及與結合面212相對之按壓面213。本實施方 式中’按壓面213為形成於頂蓋21上之圓弧形凹面。頂蓋 21包括設於結合面212中部之基本呈矩形之收容框215。 填充部23容置於收容框215内。底蓋25大致呈圓形其中 部開設有與收容框215相對應之通孔加。為了使按鍵帽 20具有較好之外觀及耐紐，頂蓋21、填充㈣及底蓋 25可分別顧不同之材質製成。本實施方式中，底蓋25 及填充部23採用黑色之_製成，頂蓋21採㈣磨性較 好之透明_製成。職21與填充㈣及錢25採用雙 色成型之方法一體成型。 請同時參閱圖3至周4，ϋ定支架3〇包括二支撐部31、一 固定部32、二連接胸及四彈性部35。每—連接部批 兩端分別與二支採部31固定連接，使得二切部31與二 連接部34共同形成基本呈矩形之—框體。每—連接部^ 為近似㈣’其與二切部31相連形成—相對該二支撐部 31所構成平面之台階，使得四彈性部35凸出該二支撐部 31所在之平面。每一彈性部35大致呈帽型，且四彈性部 35對稱地設於固定部32之相對兩侧。固定部“設於框體 中部，且固定部32之相對兩邊分別與二連接部％之中部 099129175 表單編號Α0101 第6頁/共16 頁 0992051191-0 201209865 [0013] [0014] [0015]Ο [0016]Ο [0017] 固定連接。固定部32之中部開設有通孔321。 本實施方式中，第一固定件40及第二固定件50均為雙面 膠。第一固定件40與固定支架30之固定部32之形狀相同 。第二固定件50與固定支架30之支撐部31相同。 殼體101之中部開設有收容孔102。按鍵帽20之頂蓋21可 於該收容孔102内滑動。 請同時參閱圖1、圖2及圖5，組裝按鍵結構103時，首先 將第一固定件40黏合於固定支架30之固定部32靠近支撐 部31之表面上。然後，將固定支架30之固定部32之固定 於按鍵帽20之底蓋25上，使按鍵帽20之填充部23容置於 固定支架30之固定部32之通孔321内。接著，將第二固定 件50黏合於固定支架30之支撐部31遠離固定部32之表面 上。最後，將固定支架30之支撐部31固定於殼體101上， 按鍵帽20之頂蓋21收容於殼體101之收容孔102内。 按壓按鍵帽20之頂蓋21時，頂蓋21朝向殼體101之收容 孔102内滑動，使得固定支架30之彈性部35拉伸變形。鬆 開按鍵帽20之頂蓋21，固定支架30之彈性部35回復形變 ，使得按鍵帽20又重新回到原始位置。 上述按鍵結構103之固定支架30之彈性部35可提供一彈性 回復力於該按鍵帽20，無需另設置彈性件及凸塊，使該 按鍵結構103之體積較小，以利於電子裝置100薄型化設 計。 可理解，第一固定件40及第二固定件50不限於雙面膠， 亦可為膠水、螺釘、卡合結構等。該彈性部35亦可為二 099129175 表單編號Α0101 第7貢/共16頁 0992051191-0 [0018] 201209865 ，且可不對稱地設於固定支架30之固定部32邊緣處。 [0019] 综上所述，本發明確已符合發明專利之要件，遂依法提 出專利申請。惟，以上所述者僅為本發明之較佳實施方 式，自不能以此限制本案之申請專利範圍。舉凡熟悉本 案技藝之人士援依本發明之精神所作之等效修飾或變化 ，皆應涵蓋於以下申請專利範圍内。 【圖式簡單說明】 [0020] 圖1所示為本發明實施例之電子裝置之立體示意圖。 [0021] 圖2為圖1中所示之電子裝置之立體分解圖。 [0022] 圖3為圖1中所示之電子裝置另一方向之立體分解圖。 [0023] 圖4為圖1中所示之按鍵結構之固定支架之立體圖。 [0024] 圖5為圖1中沿V-V方向之剖視圖。 【主要元件符號說明】 [0025] 電子裝置100 [0026] 殼體 1 01 [0027] 收容孔102 [0028] 按鍵結構103 [0029] 按鍵帽2 0 [0030] 頂蓋 21 [0031] 結合面212 [0032] 按壓面2 1 3 099129175 表單編號A0101 第8頁/共16頁 0992051191-0 201209865 [0033] [0034] - [0035] [0036] [0037] [0038] [0039] ❹ [0040] [0041] [0042] [0043] [0044] Ο 收容框215 填充部23 底蓋25 通孔251 固定支架30 支撐部31 固定部32 通孔321 連接部34 彈性部35 第一固定件40 第二固定件50 099129175 表單編號Α0101 第9頁/共16頁 0992051191-0201209865 VI. Description of the Invention: [Technical Field of the Invention] [00013] The present invention relates to a key structure, and more particularly to a key structure for an electronic device. [Previous technology] [0002] The panel structure of the electronic device is often provided with a button structure for controlling the power switch or other function adjustment. With the rapid development of the electronics industry, the control precision of the buttons in the electronic device is required. It is getting higher and higher. [0003] A common button structure includes a pressing portion, a movable contact piece and a fixed contact. The bottom of the pressing portion is provided with a convex piece, and the movable contact piece is an arched elastic piece, and the convex piece abuts against the top of the arched elastic piece. Pressing the pressing portion in the button structure, the bump presses the movable contact piece to be in contact with the fixed contact; the pressing portion is released, and the movable contact piece abuts the convex piece to reset the pressing portion. There is also a button structure in which a compression spring is placed on the above-mentioned bump, and the compression spring can be used to support the pressing portion and also to assist in resetting the pressing portion after pressing. [0004] In the above button structure, the bump is located at a central portion of the bottom of the pressing portion, and the compression magazine is supported at a central portion of the pressing portion, so that the volume of the button structure is large, which is disadvantageous for the thin electronic device having the button structure. Design. SUMMARY OF THE INVENTION [0005] In view of the above circumstances, it is necessary to provide a key structure that facilitates thinning of an electronic device and an electronic device having the same. [0006] A button structure, comprising a button cap, a fixing bracket and a fixing member fixedly connected to the button cap and the fixing bracket, the fixing bracket comprises two supporting portions 099129175 Form No. 1010101 Page 4 / Total 16 Page 0992051191-0 201209865 [ 0007] Ο [0008] 别 and the two-cut portion and the two elastic portions, each of the two ends of the connecting portion is divided into a frame body, and the two ritual portions and the two connecting portions are respectively formed at two ends The connection is located on the fixed portion of each of the elastic portions of the frame, and the (4) portion of the button cap is fixed to provide an elastic restoring force to the button cap. ~ The electronic device is placed, and the housing, and the button structure disposed on the housing, are smugged with a receiving hole, and the button structure includes a button that is received in the receiving L, fixed a bracket, a first fixing member for fixing the button cap and the fixing bracket, and a second fixing member for fixing the fixing and fixing bracket and the housing, the fixing bracket comprises two supporting portions, two connecting portions, a fixing portion and two elastic portions. The two ends of each of the connecting portions are respectively connected to the two supporting portions. The two supporting portions and the two connecting portions jointly form a frame. The fixing portion is located in the middle of the frame, and the two ends of each elastic portion are respectively connected to the connecting portion. And the fixing portion, the button cap is fixed on the fixing portion, and the elastic portion is used to provide an elastic restoring force to the button cap. The elastic portion of the fixing bracket of the button structure can provide an elastic restoring force to the button cap. No additional elastic members and bumps are needed, so that the volume of the button structure is small, so as to facilitate the thin design of the electronic device [0009] [ [Embodiment] Hereinafter, a key structure of the present invention and an electronic device having the same will be further described in detail with reference to the accompanying drawings and specific embodiments. Referring to FIG. 1 and FIG. 2, the electronic device 100 includes various functional modules for implementing various functions. However, in order to save space, the present embodiment focuses on the housing 101 of the electronic device 100 and is fixed to the housing 1〇. The button structure 103 on the 1st. Specifically, in the present embodiment, the button structure 1〇3 is an electronic form number Α0101 099129175 page 5/16 page 0992051191-0 201209865 button of the main function table of the device 100, and the casing 101 is a flat glass. The button structure 103 includes a button cap 20, a fixing bracket 3, a first fixing member 4A, and a second fixing member 5G. The first-fixing lion button cap 2Q is fixed to the fixed bracket 30. The second fixing member 50 fixes the fixing bracket 3〇 to the casing 〇 〇 [0011] The button cap 2G includes a top cover 2 and a bottom cover 25. The top cover 21 has a joint surface 212 and a pressing surface 213 opposite to the joint surface 212. In the present embodiment, the pressing surface 213 is a circular arc-shaped concave surface formed on the top cover 21. The top cover 21 includes a substantially rectangular receiving frame 215 disposed in the middle of the joint surface 212. The filling portion 23 is housed in the housing frame 215. The bottom cover 25 is substantially circular and has a through hole corresponding to the receiving frame 215. In order to make the button cap 20 have a better appearance and resistance, the top cover 21, the filling (4) and the bottom cover 25 can be made of different materials. In the present embodiment, the bottom cover 25 and the filling portion 23 are made of black, and the top cover 21 is made of transparent (4) transparent. Job 21 is filled with filling (4) and money 25 in a two-color molding process. Referring to FIG. 3 to FIG. 4 at the same time, the fixing bracket 3 includes two supporting portions 31, a fixing portion 32, two connecting chests and four elastic portions 35. Each of the two ends of the connecting portion is fixedly connected to the two supporting portions 31, so that the two cutting portions 31 and the two connecting portions 34 together form a substantially rectangular frame. Each of the connecting portions ^ is approximately (four)' which is formed in parallel with the two cut portions 31 - a step opposite to the plane formed by the two supporting portions 31, so that the four elastic portions 35 protrude from the plane in which the two supporting portions 31 are located. Each of the elastic portions 35 is substantially hat-shaped, and the four elastic portions 35 are symmetrically disposed on opposite sides of the fixing portion 32. The fixing portion is "provided in the middle of the frame, and the opposite sides of the fixing portion 32 are respectively connected with the two connecting portions%. 099129175 Form No. 1010101 Page 6 / Total 16 Page 0992051191-0 201209865 [0013] [0015] [0015] [ The first fixing member 40 and the second fixing member 50 are double-sided tapes. The first fixing member 40 and the fixing bracket are fixedly connected. The fixing portion 32 of the 30 has the same shape. The second fixing member 50 is the same as the supporting portion 31 of the fixing bracket 30. The receiving portion 102 is defined in the middle of the housing 101. The top cover 21 of the button cap 20 can slide in the receiving hole 102. Referring to FIG. 1 , FIG. 2 and FIG. 5 , when the button structure 103 is assembled, the first fixing member 40 is first adhered to the fixing portion 32 of the fixing bracket 30 on the surface of the supporting portion 31. Then, the fixing bracket 30 is fixed. The fixing portion 32 is fixed to the bottom cover 25 of the button cap 20, so that the filling portion 23 of the button cap 20 is received in the through hole 321 of the fixing portion 32 of the fixing bracket 30. Then, the second fixing member 50 is bonded and fixed. The support portion 31 of the bracket 30 is away from the surface of the fixing portion 32. Finally, The support portion 31 of the fixing bracket 30 is fixed to the housing 101, and the top cover 21 of the button cap 20 is received in the receiving hole 102 of the housing 101. When the top cover 21 of the button cap 20 is pressed, the top cover 21 faces the housing 101. The accommodating hole 102 slides in the receiving hole 102, so that the elastic portion 35 of the fixing bracket 30 is stretched and deformed. When the top cover 21 of the button cap 20 is released, the elastic portion 35 of the fixing bracket 30 is deformed and deformed, so that the button cap 20 is returned to the original position again. The elastic portion 35 of the fixing bracket 30 of the button structure 103 can provide an elastic restoring force to the button cap 20, and the elastic structure and the protrusion are not required, so that the button structure 103 is small in size, so as to facilitate the thin design of the electronic device 100. It can be understood that the first fixing member 40 and the second fixing member 50 are not limited to the double-sided tape, and may be glue, screw, snap structure, etc. The elastic portion 35 may also be two 099129175. Form number Α 0101 7th tribute / total 16 page 0992051191-0 [0018] 201209865, and can be asymmetrically disposed at the edge of the fixing portion 32 of the fixing bracket 30. [0019] In summary, the present invention has indeed met the requirements of the invention patent, and patent application is filed according to law. However, the above The present invention is not limited to the scope of the present invention. The equivalent modifications or variations made by those skilled in the art to the spirit of the present invention are intended to be included in the following claims. BRIEF DESCRIPTION OF THE DRAWINGS [0020] FIG. 1 is a perspective view of an electronic device according to an embodiment of the present invention. [0021] FIG. 2 is an exploded perspective view of the electronic device shown in FIG. 3 is an exploded perspective view of the electronic device shown in FIG. 1 in another direction. 4 is a perspective view of the fixing bracket of the button structure shown in FIG. 1. 5 is a cross-sectional view taken along line V-V of FIG. 1. [Main component symbol description] [0025] Electronic device 100 [0026] Housing 1 01 [0027] receiving hole 102 [0028] button structure 103 [0029] button cap 2 0 [0030] top cover 21 [0031] joint surface 212 [0032] Pressing surface 2 1 3 099129175 Form number A0101 Page 8 / Total 16 page 0992051191-0 201209865 [0034] [0035] [0036] [0039] [0040] [0040] [0044] [0044] [0044] [0044] 收容 receiving frame 215 filling portion 23 bottom cover 25 through hole 251 fixing bracket 30 supporting portion 31 fixing portion 32 through hole 321 connecting portion 34 elastic portion 35 first fixing member 40 second fixing Pieces 50 099129175 Form No. 1010101 Page 9/Total 16 Page 0992051191-0