M337136 八、新型說明： 【新型所屬之技術領域】 本創作係有關-種按鍵裝置，特別係_種具有靜電放電（esd)防護 功能的按鍵裝置。 【先前技術】 按’ 5^著科技的進步’當今諸多電子產品由於具有小體積、便於 攜帶等優點而受到廣泛的使用，例如數位相機、行動電話、筆記型電 #腦、個人數位助理、掌上型遊戲機等電子產品。且，這些產品大都是 藉由薄膜彈片按鍵裝置作為使用者輸入資料的介面。 習知的薄膜彈片按鍵裝置係包括—與印刷板電連接的薄片 (sheet)， 此薄片乃具有複數呈圓頂狀的金屬彈片（metal d〇me)，複數促動器位在金屬彈 片上方，以及一具有複數按鍵的按鍵模組位在此等促動器上方，且此等按 鍵、促動器、金屬彈片的位置是相對應的，以當按壓按鍵時，會使對應的促動 器下壓，_使㈣H賴朗金屬則辆被下壓喃下方的祕板產生導 _ 通。且，有一絕緣層覆蓋在薄片上，絕緣層之材質為Mylar或聚醯胺 (polyamide)，並在絕緣層上印刷銀漿以達到靜電放電（ESD)防護，惟，銀漿雖 具有良好的靜電放電防護錄，但價格昂貴而會連帶使製作按難置之整體成 本提高，且印刷銀膠製程不易，需要較高的組裝技術與人力素質來完成。 因此，在按鍵裝置的技術領域中，係有必要提供一種可降低成本並兼具有 …良好的靜電放電防護效果的按鍵裝置，以克服上述之限制與缺失。 【新型内容】 本創作之主要目的係在提供一種按鍵裝置，其藉由銅片、鋁片或 5 M337136 是錫片等導電片取代f知的銀漿’以降低生產成本，且銅片銘片或 錫片之形狀係為多角形，故具有尖端放電之特性，更能達到良好的靜 電放電防護效果。 根據本創作所揭示的按鍵裝置係包括—薄片，其連接—電路板，且薄 片上設有複數導電彈片，一絕緣層位在薄片上，複數多角形狀的導電片位在絕 緣層上且分別與此等導電彈片相對應，其中導電片可為銅片、銘片或錫片等， 複數促動器位在導電片上方，且此等促分別與此f導電片相對應，以及一 鲁具有複數按鍵的按鍵模組位在該等促動器上方，且此等按鍵分別與此等促動器 相對應，以當按鍵受按壓而使對應的促下壓，_使促㈣所對應的導電 彈片連同被下壓而與該電路板產生導通。 本創作之目的或其他目的對於此技藝之通常知識者而言，騎町實施例 之洋細内容後係顯而易知的。 先則的概述與接下來的詳細敘述都是範例，以便能進一步解釋本創作之專 利請求項。 ·.【實施方式】 本創作係一種按鍵裝置，用於一電子裝置之資料輸入操作，其中電子裝 置是選自行動電話、個人數位助理（PDA)或一攝像裝置，而攝像裝置係如數位 相機。 請同時參照第1圖與第2圖，第1圖係本創作之按鍵裝置之一截面示 ♦ 意圖’第2圖係本創作之按鍵裝置的部分結構之立體示意圖。如圖所 示，本創作之按鍵裝置10乃包括一薄片12，且薄片12具有複數個呈圓 頂狀的導電彈片121，薄片12並與一位在其下方的電路板14電連接，一 6 M337136 絕緣層16位在薄片12上，其中絕緣層之材質為Mylar或聚酿胺(p〇lyamide)，並 有複數導電片18位在絕緣層16上且位置分別與此等導電彈片121的位置相對 應，如第2圖所示，導電片18之形狀係呈多角形，且導電片18可為銅片、鋁片或 是錫片等。本創作之按鍵裝置10並包括複數促動器2〇位在導電片18上方，且此 .等促動器20之位置分別與此等導電片18之位置相對應，以及一具有複數按鍵221 的按鍵模組22位在促動器20上方，此等按鍵221之位置分別與此等促動器2〇之位 置相對應’所以當按鍵221受按壓時’就會讓其下方所對應的促動器2〇隨之下 籲壓，進而使促㈣20所對應的導電彈片121連同被下壓而與電路祀4產生導通。 因此’本創作所揭示的按鍵裝置透過銅片或㈣或錫片等導電片 取代銀漿’不但能降低成本，且導t片之形狀係採用多角形狀，所以 具有尖端放電之特性而能夠吸收靜電放電，故確實能達到良好的靜 放電防護效果。 以上所述之實施例僅係為說明本創作之技術思想及特點，其目、 '在使熟習此項技藝之人士能夠瞭解本創作之内容並據以實施，當= 以之限定本創作之專利範圍，即大凡依本創作所揭示之精神所 等變化或修飾，仍應涵蓋在本創作之專利範圍内。 ： 【圖式簡單說明】 第1圖係本創作之按鍵裝置的截面示意圖。 第2圖係本創作之按鍵裝置之部分結構的立體示意圖。 【主要元件符號說明】 10按鍵裝置 12薄片 121導電彈片 14電路板 7 M337136 16絕緣層 20促動器 18導電片 221按鍵M337136 VIII. New description: [New technical field] This creation is related to a kind of button device, especially a button device with electrostatic discharge (esd) protection function. [Prior Art] According to '5^ Technology advancement' Many electronic products today are widely used due to their small size and portability, such as digital cameras, mobile phones, notebooks, personal digital assistants, and palms. Electronic products such as game consoles. Moreover, most of these products are used as a user input interface by a film spring button device. A conventional film spring button device includes a sheet electrically connected to a printed board, the sheet having a plurality of metal domes, and a plurality of actuators positioned above the metal domes. And a button module having a plurality of buttons is located above the actuators, and positions of the buttons, actuators, and metal domes are corresponding to when the buttons are pressed, the corresponding actuators are Pressure, _ make (four) H Lai Lang metal, the car is under the pressure of the bottom of the shell to produce a guide. Moreover, an insulating layer is coated on the sheet, the insulating layer is made of Mylar or polyamide, and the silver paste is printed on the insulating layer to achieve electrostatic discharge (ESD) protection, but the silver paste has good static electricity. The discharge protection record, but the price is expensive, will increase the overall cost of the production according to the difficulty, and the printing silver glue process is not easy, and requires high assembly technology and human quality to complete. Therefore, in the technical field of the button device, it is necessary to provide a button device which can reduce the cost and has a good electrostatic discharge protection effect to overcome the above limitations and disadvantages. [New content] The main purpose of this creation is to provide a button device that replaces the silver paste by a copper sheet, an aluminum sheet or a conductive sheet such as 5 M337136, which is a tin sheet, to reduce the production cost, and the copper sheet Or the shape of the tin sheet is polygonal, so it has the characteristics of tip discharge, and can achieve a good electrostatic discharge protection effect. The key device disclosed in the present invention comprises a sheet, which is connected to a circuit board, and the sheet is provided with a plurality of conductive elastic sheets, an insulating layer is disposed on the sheet, and a plurality of polygonal shaped conductive sheets are disposed on the insulating layer and respectively The conductive elastic sheets correspond to each other, wherein the conductive sheets may be copper sheets, slabs or tin sheets, etc., the plurality of actuators are positioned above the conductive sheets, and the spurs respectively correspond to the f conductive sheets, and the ru is plural The button module of the button is located above the actuators, and the buttons respectively correspond to the actuators, so that when the button is pressed, the corresponding pressing pressure is promoted, and the conductive elastic piece corresponding to the (4) is promoted. In conjunction with being depressed, the circuit board is rendered conductive. The purpose of the present invention or other objects for those skilled in the art will be apparent to those skilled in the art. The general overview and the following detailed description are examples to further explain the patent claims of this creation. [Embodiment] The present invention is a button device for data input operation of an electronic device, wherein the electronic device is selected from a mobile phone, a personal digital assistant (PDA) or a camera device, and the camera device is like a digital camera. . Please refer to Fig. 1 and Fig. 2 at the same time. Fig. 1 is a schematic cross-sectional view of a key device of the present invention. FIG. 2 is a perspective view showing a part of the structure of the key device of the present invention. As shown, the key device 10 of the present invention comprises a sheet 12, and the sheet 12 has a plurality of dome-shaped conductive elastic sheets 121, and the sheet 12 is electrically connected to a circuit board 14 below it. M337136 The insulating layer 16 is located on the sheet 12, wherein the insulating layer is made of Mylar or p〇lyamide, and the plurality of conductive sheets 18 are located on the insulating layer 16 and are respectively positioned at positions of the conductive elastic sheets 121. Correspondingly, as shown in FIG. 2, the shape of the conductive sheet 18 is polygonal, and the conductive sheet 18 may be a copper sheet, an aluminum sheet or a tin sheet. The key device 10 of the present invention includes a plurality of actuators 2 positioned above the conductive sheets 18, and the positions of the actuators 20 correspond to the positions of the conductive sheets 18, respectively, and a plurality of buttons 221 The button module 22 is located above the actuator 20, and the positions of the buttons 221 correspond to the positions of the actuators 2' respectively. Therefore, when the button 221 is pressed, the corresponding actuation is performed below. Then, the device 2 is pressed down, and the conductive elastic piece 121 corresponding to the (four) 20 is turned on to be electrically connected to the circuit unit 4 together with being pressed. Therefore, the button device disclosed in the present invention replaces the silver paste through a copper sheet or a conductive sheet such as a tin sheet or a tin sheet, which not only reduces the cost, but also has a polygonal shape in the shape of the lead sheet, so that it has the characteristic of tip discharge and can absorb static electricity. Discharge, so it can achieve a good static discharge protection effect. The embodiments described above are only for explaining the technical idea and characteristics of the present invention, and the purpose of the invention is to enable the person familiar with the art to understand the content of the creation and implement it according to the definition. The scope, that is, the changes or modifications of the spirit revealed by this creation, should still be covered by the scope of this creation. : [Simple description of the drawing] Fig. 1 is a schematic cross-sectional view of the key device of the present invention. Fig. 2 is a perspective view showing a part of the structure of the key device of the present invention. [Main component symbol description] 10 button device 12 sheet 121 conductive spring 14 circuit board 7 M337136 16 insulation layer 20 actuator 18 conductive sheet 221 button