TWI422209B - Key module and portable eletronic device using the same - Google Patents
Key module and portable eletronic device using the same Download PDFInfo
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- TWI422209B TWI422209B TW96151324A TW96151324A TWI422209B TW I422209 B TWI422209 B TW I422209B TW 96151324 A TW96151324 A TW 96151324A TW 96151324 A TW96151324 A TW 96151324A TW I422209 B TWI422209 B TW I422209B
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Description
本發明涉及一種按鍵模組及應用該按鍵模組之可攜式電子裝置。 The invention relates to a button module and a portable electronic device using the button module.
隨著無線通信與資訊處理技術之發展，行動電話、個人數位助理(personal digital assitant,PDA)等可攜式電子裝置競相湧現，令消費者可隨時隨地充分享受高科技帶來之種種便利。可攜式電子裝置中，按鍵作為用戶輸入端已成為可攜式電子裝置必不可少之部分。 With the development of wireless communication and information processing technology, portable electronic devices such as mobile phones and personal digital assitants (PDAs) are competing to emerge, enabling consumers to fully enjoy the convenience brought by high technology whenever and wherever possible. In the portable electronic device, the button as a user input has become an indispensable part of the portable electronic device.
習知可攜式電子裝置之按鍵模組一般僅包括一按鍵蓋及一鍵帽，該按鍵蓋黏接於該鍵帽上。該鍵帽為一彈性體，其可於外力之作用下發生變形並於外力撤去後恢復形狀。該按鍵模組套設於可攜式電子裝置之外殼孔內，而於該按鍵模組與該可攜式電子裝置之間形成細微空隙。該種按鍵模組若經常置於潮濕度高或下雨天被不小心淋濕時，水或水汽會經由按鍵與行動電話外殼之細微空隙滲入可攜式電子裝置內部，從而影響可攜式電子裝置之電路板運作系統。此外，空氣中漂浮之塵埃假使進入行動電話內部，亦會影響行動電話之性能。 The button module of the conventional portable electronic device generally only includes a button cover and a key cap, and the button cover is adhered to the key cap. The key cap is an elastic body which can be deformed by an external force and restored to a shape after the external force is removed. The button module is sleeved in the housing hole of the portable electronic device, and a fine gap is formed between the button module and the portable electronic device. If the button module is frequently placed in a humid or rainy day, the water or water vapor may penetrate into the portable electronic device through the small gap between the button and the mobile phone casing, thereby affecting the portable electronic device. The circuit board operating system. In addition, the floating dust in the air can affect the performance of the mobile phone if it enters the inside of the mobile phone.
為避免生活中因意外進水或進入塵埃而造成對可攜式電子裝置中 電路板之損壞，鍵盤常採用防水防塵設計。習知技術中，防水鍵盤常採用防水薄膜包裹於按鍵表面，然該工序複雜，不易控制，且防水薄膜易損壞。此外，亦有採用黏膠形式將該鍵帽黏接於該可攜式電子裝置之機殼上，然而由於該鍵帽一般為軟質體，而軟質體難於黏接於機殼上，黏接效果不理想，進而影響防水防塵效果。 In order to avoid accidental water ingress or dust in life, it is caused in portable electronic devices. The board is often damaged by water and dust. In the prior art, the waterproof keyboard is often wrapped with a waterproof film on the surface of the button, but the process is complicated, difficult to control, and the waterproof film is easily damaged. In addition, the key cap is also adhered to the casing of the portable electronic device by using an adhesive form. However, since the key cap is generally a soft body, and the soft body is difficult to be bonded to the casing, the bonding effect is obtained. Not ideal, which affects the waterproof and dustproof effect.
有鑒於此，有必要提供一種可提高防水防塵性能之按鍵模組。 In view of this, it is necessary to provide a button module that can improve waterproof and dustproof performance.
另外，還有必要提供一種應用該按鍵模組之可攜式電子裝置。 In addition, it is also necessary to provide a portable electronic device using the button module.
一种按鍵模組，其包括一按鍵蓋及一鍵帽，該按鍵蓋黏接於該鍵帽上，該按鍵模組還包括一基體，該基體为一硬質體，該鍵帽設置於該基體上。 A button module includes a button cover and a key cap. The button cover is adhered to the key cap. The button module further includes a base body. The base body is a hard body, and the key cap is disposed on the base body. on.
一種可攜式電子裝置，其包括一機殼、一電路板及一按鍵模組，該機殼包括一周壁，該周壁上開設有一按鍵孔，該按鍵摸組包括一按鍵蓋及一鍵帽，該按鍵蓋黏接於該鍵帽上，該按鍵蓋及該鍵帽套設於該按鍵孔中，該按鍵模組還包括一基體，該基體為一硬質體，該鍵帽設置於該基體上，該基體藉由一黏膠黏接於該周壁上。 A portable electronic device includes a casing, a circuit board and a button module. The casing includes a peripheral wall. The peripheral wall defines a button hole. The button assembly includes a button cover and a key cap. The button cover is adhered to the key cap, and the button cover and the key cap are sleeved in the button hole. The button module further includes a base body. The base body is a hard body, and the key cap is disposed on the base body. The substrate is adhered to the peripheral wall by an adhesive.
相較於習知技術，所述按鍵模組將其鍵帽黏接於其基體上，且該基體為硬質體，而硬質體可牢固地黏接於應用該按鍵模組之可攜式電子裝置之機殼上。此外，所述可攜式電子裝置藉由黏膠將所述按鍵模組黏接其機殼之周壁上，從而很好地防止了水分或灰塵 通過按鍵蓋與按鍵孔之裝配間隙進入該機殼之容置腔內。 Compared with the prior art, the button module has its key cap bonded to its base body, and the base body is a hard body, and the hard body can be firmly adhered to the portable electronic device using the button module. On the case. In addition, the portable electronic device adheres the button module to the peripheral wall of the casing by adhesive, thereby preventing moisture or dust from being well protected. The assembly gap between the button cover and the button hole enters the accommodating cavity of the casing.
10‧‧‧按鍵模組 10‧‧‧Key Module
12‧‧‧按鍵蓋 12‧‧‧Key cover
122‧‧‧底壁 122‧‧‧ bottom wall
124‧‧‧周壁 124‧‧‧Walls
126、223‧‧‧容置腔 126, 223‧‧‧ 容 cavity
14‧‧‧按鍵體 14‧‧‧Key body
142‧‧‧鍵帽 142‧‧‧Key Cap
1421‧‧‧正面 1421‧‧‧ positive
1422‧‧‧背面 1422‧‧‧Back
1423‧‧‧凹槽 1423‧‧‧ Groove
1424‧‧‧凸塊 1424‧‧‧Bumps
1445‧‧‧凸起 1445‧‧‧ bumps
1425‧‧‧凸緣 1425‧‧‧Flange
1426‧‧‧觸點 1426‧‧‧Contacts
1427‧‧‧配合孔 1427‧‧‧With holes
144‧‧‧基體 144‧‧‧ base
1441‧‧‧第一表面 1441‧‧‧ first surface
1442‧‧‧第二表面 1442‧‧‧ second surface
1443‧‧‧通孔 1443‧‧‧through hole
1444‧‧‧容置槽 1444‧‧‧ accommodating slots
20‧‧‧可攜式電子裝置 20‧‧‧Portable electronic devices
22‧‧‧機殼 22‧‧‧Shell
221‧‧‧周壁 221‧‧‧Wall
2212‧‧‧按鍵孔 2212‧‧‧Key hole
222‧‧‧底壁 222‧‧‧ bottom wall
30‧‧‧黏膠 30‧‧‧Viscos
圖1是本發明較佳實施方式之按鍵模組之立體分解示意圖；圖2是本發明較佳實施方式之按鍵模組之另一角度之立體分解示意圖；圖3是本發明較佳實施方式之按鍵模組組裝示意圖；圖4是本發明較佳實施方式之可攜式電子裝置之分解示意圖；圖5是本發明較佳實施方式之可攜式電子裝置之組裝示意圖；圖6是圖5之局部剖示圖。 1 is a perspective exploded view of a key module according to a preferred embodiment of the present invention; FIG. 2 is a perspective exploded view of another embodiment of the key module of the preferred embodiment of the present invention; FIG. 3 is a preferred embodiment of the present invention. FIG. 4 is an exploded perspective view of a portable electronic device according to a preferred embodiment of the present invention; FIG. 5 is a schematic view of the assembled electronic device according to a preferred embodiment of the present invention; FIG. Partial section view.
請參閱圖4及圖5，本發明較佳實施例以應用於可攜式電子裝置20(如行動電話)之機殼上之按鍵模組10為例加以說明。該可攜式電子裝置20包括一機殼22及一電路板(圖未示)。機殼22為一方形框體，其包括一周壁221及一底壁222。該底壁222與周壁221圍成一容置腔223，該電路板設置於該底壁222上且位於該容置腔223內。該周壁221上開設有一矩形之按鍵孔2212，該按鍵模組10黏接於該周壁221上，且該按鍵模組10部分容置於該按鍵孔2212內。同時，該按鍵模組10與該電路板對應設置，從而藉由該按鍵模組10實現該可攜式電子裝置20之資訊輸入。 Referring to FIG. 4 and FIG. 5, the preferred embodiment of the present invention is described by taking the button module 10 applied to the casing of the portable electronic device 20 (such as a mobile phone) as an example. The portable electronic device 20 includes a casing 22 and a circuit board (not shown). The casing 22 is a square frame including a peripheral wall 221 and a bottom wall 222. The bottom wall 222 and the peripheral wall 221 define an accommodating cavity 223. The circuit board is disposed on the bottom wall 222 and located in the accommodating cavity 223. A rectangular button hole 2212 is defined in the peripheral wall 221, and the button module 10 is adhered to the peripheral wall 221, and the button module 10 is partially received in the button hole 2212. At the same time, the button module 10 is disposed corresponding to the circuit board, so that the information input of the portable electronic device 20 is realized by the button module 10.
請參閱圖1、圖2及圖3、本發明較佳實施例之按鍵模組10包括一按鍵蓋12及一按鍵體14，該按鍵蓋12設置於該按鍵體14上。 Referring to FIG. 1 , FIG. 2 and FIG. 3 , the button module 10 of the preferred embodiment of the present invention includes a button cover 12 and a button body 14 . The button cover 12 is disposed on the button body 14 .
所述按鍵蓋12大致為一矩形按鍵殼體，其包括一底壁122及一周壁124。該底壁122與該周壁124圍成一容置腔126，該容置腔126用來與該按鍵體14配合。 The button cover 12 is substantially a rectangular button housing and includes a bottom wall 122 and a peripheral wall 124. The bottom wall 122 and the peripheral wall 124 define an accommodating cavity 126 for engaging with the button body 14.
該按鍵體14包括一鍵帽142及一基體144，該鍵帽142設置於該基體144上。 The button body 14 includes a keycap 142 and a base 144. The key cap 142 is disposed on the base 144.
該鍵帽142為彈性體，如為彈性橡膠，其可於外力之作用下發生變形並於外力撤去後恢復形狀。 The keycap 142 is an elastic body, such as an elastic rubber, which can be deformed by an external force and restored to a shape after the external force is removed.
該鍵帽142具有一正面1421及與該正面相對之一背面1422。該正面1421之中部向背面1422凹陷，從而於該正面1421形成一矩形凹槽1423，對應之，於該背面1422形成一矩形凸塊1424。而該鍵帽142本身則形成一圍繞該凹槽1423之凸緣1425，同樣之，該凸緣1425亦圍繞該凸塊1424。該凸塊1424容置於該按鍵蓋12之容置腔126內，以使該按鍵蓋12與該鍵帽142結合為一體。 The keycap 142 has a front surface 1421 and a back surface 1422 opposite the front surface. The middle portion of the front surface 1421 is recessed toward the back surface 1422, so that a rectangular recess 1423 is formed on the front surface 1421. Correspondingly, a rectangular bump 1424 is formed on the back surface 1422. The key cap 142 itself forms a flange 1425 surrounding the recess 1423. Similarly, the flange 1425 also surrounds the projection 1424. The protrusion 1424 is received in the receiving cavity 126 of the button cover 12 to integrate the button cover 12 and the key cap 142.
該凹槽1423之槽底之凸設有複數圓台體狀觸點1426，該觸點1426之個數按實際需要可有不同，本實施例為二個，該觸點1426與該可攜式電子裝置20之電路板上之信號感應點對應，該觸點1426用於按壓電路板之觸點感應區以感應輸入資訊。該鍵帽142於其凸緣上開設有複數配合孔1427，所述配合孔1427將該正面1421及背面1422貫穿，且所述配合孔1427圍繞該凹槽1423設置。所述配合孔1427用來與該基體144配合。 The groove bottom of the groove 1423 is convexly provided with a plurality of truncated body contacts 1426, and the number of the contacts 1426 may be different according to actual needs. In this embodiment, two contacts, the contact 1426 and the portable type Corresponding to the signal sensing point on the circuit board of the electronic device 20, the contact 1426 is used to press the contact sensing area of the circuit board to sense the input information. The key cap 142 defines a plurality of matching holes 1427 formed in the flange thereof. The matching holes 1427 penetrate the front surface 1421 and the rear surface 1422, and the matching holes 1427 are disposed around the groove 1423. The mating hole 1427 is for mating with the base 144.
該基體144為硬質體，如由硬性塑膠製成，該基體144之所以採用硬質體，是因為將該按鍵模組10黏接於該可攜式電子裝置20上時 ，是由該基體144與該可攜式電子裝置20之周壁221相黏接，而基體144為硬質體可使該基體144牢固地黏接於該周壁221上。 The base 144 is a hard body, such as a hard plastic. The base 144 is made of a hard body because the button module 10 is adhered to the portable electronic device 20 . The base 144 is bonded to the peripheral wall 221 of the portable electronic device 20, and the base 144 is a hard body to firmly adhere the base 144 to the peripheral wall 221.
該基體144大致呈一方形環板狀體，其包括一第一表面1441及一與該第一表面1441相對之第二表面1442。該第二表面1442為與該鍵帽142接合之表面。該基體144之中部開設有一將其貫穿之通孔1443，該通孔1443之形狀及大小與該鍵帽142之凹槽1423之形狀及大小大致相當。該通孔1443與該凹槽1423對應設置，該通孔1443使該鍵帽142之觸點1426穿過該基體144。該基體144於該第二表面1442上圍繞該通孔1443開設一容置槽1444，該容置槽1444之形狀及大小與該鍵帽之凸緣1425之形狀及大小相當。該容置槽1444用來容置該凸緣1425。該基體144於形成該容置槽1444之底壁上凸設有複數凸起1445，所述凸起1445與該鍵帽142之配合孔1427對應設置。所述凸起1445容置於所述配合孔1427內。 The base 144 is substantially a square annular plate-like body including a first surface 1441 and a second surface 1442 opposite the first surface 1441. The second surface 1442 is a surface that engages the keycap 142. A through hole 1443 is formed in the middle of the base 144. The shape and size of the through hole 1443 are substantially the same as the shape and size of the recess 1423 of the key cap 142. The through hole 1443 is disposed corresponding to the groove 1423, and the through hole 1443 passes the contact 1426 of the key cap 142 through the base 144. The receiving portion 1444 defines a shape and a size corresponding to the shape and size of the flange 1425 of the key cap. The receiving groove 1444 is for receiving the flange 1425. The base 144 has a plurality of protrusions 1445 protruding from the bottom wall forming the receiving groove 1444. The protrusions 1445 are correspondingly disposed with the matching holes 1427 of the key cap 142. The protrusion 1445 is received in the fitting hole 1427.
組裝該按鍵模組10時，可按如下制程進行：首先將該鍵帽142之凸緣1425黏接於該基體之容置槽1444內，且使該基體144之凸起1445黏接於該鍵帽142之配合孔1427內，使該鍵帽142與該基體144緊密配合，以防止水分及灰塵通過該鍵帽142與該基體144之接合面；然後將該鍵帽142之凸塊1424黏接於該按鍵蓋12之容置腔126內，即完成了該按鍵模組10之組裝。 When the button module 10 is assembled, the following steps can be performed: firstly, the flange 1425 of the key cap 142 is adhered to the receiving groove 1444 of the base body, and the protrusion 1445 of the base body 144 is adhered to the key. The keyhole 142 is tightly engaged with the base 144 to prevent moisture and dust from passing through the joint surface of the key cap 142 with the base 144; and then the bump 1424 of the key cap 142 is bonded. The assembly of the button module 10 is completed in the accommodating cavity 126 of the button cover 12.
將該按鍵模組10裝配於該可攜式電子裝置20時，請參閱圖4至圖6，可按如下制程進行：首先於該可攜式電子裝置20之鄰近按鍵孔2212之周壁221上貼一黏膠30，該黏膠30之形狀及大小與該按鍵模組10之基體144之第二表面1442之形狀及大小相當，該雙面膠 優選為防水膠，以有效防止水分進入該可攜式電子裝置20內；然後將該按鍵模組10黏接於該可攜式電子裝置20之周壁221上，具體為使該按鍵模組10之按鍵蓋12及鍵帽142容置於該周壁221之按鍵孔2212內，並使該按鍵摸組10之基體14與該周壁221藉由該黏膠30黏合為一體，即完成將該按鍵模組10裝配於該可攜式電子裝置20上。 When the button module 10 is mounted on the portable electronic device 20, please refer to FIG. 4 to FIG. 6 , which can be performed as follows: firstly, the peripheral wall 221 of the portable electronic device 20 adjacent to the button hole 2212 is attached. An adhesive 30 having a shape and a size corresponding to the shape and size of the second surface 1442 of the base 144 of the button module 10, the double-sided tape Preferably, the waterproof adhesive is used to effectively prevent moisture from entering the portable electronic device 20; and then the button module 10 is adhered to the peripheral wall 221 of the portable electronic device 20, specifically, the button module 10 is The button cover 12 and the key cap 142 are received in the button hole 2212 of the peripheral wall 221, and the base body 14 of the button group 10 and the peripheral wall 221 are integrally bonded by the adhesive 30, that is, the button module is completed. 10 is mounted on the portable electronic device 20.
習知技術之按鍵模組未設有基體，惟僅設置有一按鍵蓋及一鍵帽，且該鍵帽為彈性體，而彈性體難於黏接於可攜式電子裝置之機殼上。而本發明之按鍵模組10將其鍵帽142黏接於其基體144上，且該基體144為硬質體，而硬質體可牢固地黏接於應用該按鍵模組10之可攜式電子裝置之機殼221上。 The button module of the prior art is not provided with a base body, but only a button cover and a key cap are provided, and the key cap is an elastic body, and the elastic body is difficult to be adhered to the casing of the portable electronic device. The key module 142 of the present invention has its key cap 142 adhered to the base 144 thereof, and the base body 144 is a hard body, and the hard body can be firmly adhered to the portable electronic device using the button module 10. On the casing 221.
此外，所述按鍵模組10藉由黏膠黏接於機殼11之周壁221之內側，從而很好地防止了水分或灰塵藉由按鍵蓋12與按鍵孔2212之裝配間隙進入機殼11之容置腔內。 In addition, the button module 10 is adhered to the inner side of the peripheral wall 221 of the casing 11 by the adhesive, thereby preventing moisture or dust from entering the casing 11 through the assembly gap between the button cover 12 and the button hole 2212. Capacitance inside the cavity.
可以理解，該按鍵蓋12、該鍵帽142及該基體144之間之結合方式，並不局限於黏膠黏接，亦可藉由雙色雙料成型之方式一體成型。 It can be understood that the bonding between the button cover 12, the keycap 142 and the base 144 is not limited to adhesive bonding, and can be integrally formed by two-color two-material molding.
綜上所述，本發明符合發明專利要件，爰依法提出專利申請。惟，以上所述者僅為本發明之較佳實施例，本發明之範圍並不以上述實施例為限，舉凡熟習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內。 In summary, the present invention complies with the requirements of the invention patent and submits a patent application according to law. However, the above description is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiments, and those skilled in the art will be able to make equivalent modifications or variations in accordance with the spirit of the present invention. It should be covered by the following patent application.
10‧‧‧按鍵模組 10‧‧‧Key Module
12‧‧‧按鍵蓋 12‧‧‧Key cover
142‧‧‧鍵帽 142‧‧‧Key Cap
144‧‧‧基體 144‧‧‧ base
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW96151324A TWI422209B (en) | 2007-12-31 | 2007-12-31 | Key module and portable eletronic device using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW96151324A TWI422209B (en) | 2007-12-31 | 2007-12-31 | Key module and portable eletronic device using the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW200930016A TW200930016A (en) | 2009-07-01 |
| TWI422209B true TWI422209B (en) | 2014-01-01 |
Family
ID=44864736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW96151324A TWI422209B (en) | 2007-12-31 | 2007-12-31 | Key module and portable eletronic device using the same |
Country Status (1)
| Country | Link |
|---|---|
| TW (1) | TWI422209B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114446689B (en) * | 2022-01-26 | 2024-04-02 | 上海摩软通讯技术有限公司 | Key structure and electronic equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4170104A (en) * | 1976-12-01 | 1979-10-09 | Citizen Watch Company Limited | Switch mechanism for wristwatch |
| US6810271B1 (en) * | 2000-10-31 | 2004-10-26 | Nokia Mobile Phones Ltd. | Keypads for electrical devices |
| US20040226248A1 (en) * | 2003-05-16 | 2004-11-18 | Wu Lee Hong | Type of splash-resistant modular keyboard for computers |
| TWM267488U (en) * | 2004-11-29 | 2005-06-11 | Dung-Yang Wu | Improved structure of keyboard cap-cover |
| TWM269556U (en) * | 2004-11-05 | 2005-07-01 | Inventec Multimedia & Telecom | Waterproof key |
| TWM279963U (en) * | 2005-06-16 | 2005-11-01 | Chinguan Entpr Co Ltd | Improved pushbutton switch structure of control panel |
-
2007
- 2007-12-31 TW TW96151324A patent/TWI422209B/en not_active IP Right Cessation
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4170104A (en) * | 1976-12-01 | 1979-10-09 | Citizen Watch Company Limited | Switch mechanism for wristwatch |
| US6810271B1 (en) * | 2000-10-31 | 2004-10-26 | Nokia Mobile Phones Ltd. | Keypads for electrical devices |
| US20040226248A1 (en) * | 2003-05-16 | 2004-11-18 | Wu Lee Hong | Type of splash-resistant modular keyboard for computers |
| TWM269556U (en) * | 2004-11-05 | 2005-07-01 | Inventec Multimedia & Telecom | Waterproof key |
| TWM267488U (en) * | 2004-11-29 | 2005-06-11 | Dung-Yang Wu | Improved structure of keyboard cap-cover |
| TWM279963U (en) * | 2005-06-16 | 2005-11-01 | Chinguan Entpr Co Ltd | Improved pushbutton switch structure of control panel |
Also Published As
| Publication number | Publication date |
|---|---|
| TW200930016A (en) | 2009-07-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Annulment or lapse of patent due to non-payment of fees |