201039100 六、發明說明： 【發明所屬之技術領域】 [0001] 本發明係關於一種USB讀卡器。 [先前技術] [〇〇〇2] 隨著市場上數位相機、智慧手機、MP3等一系列帶記憶卡 的電子設備邊現’其相關配備的電子產品也隨之因應而 生’讀卡器就是其中一種。目前USB讀卡器被廣泛應用， 這種讀卡器的USB接頭一直處於外露狀態，為了保護外露 的USB接頭一般採用的方法是用一保護蓋套蓋USB接頭。 ® 惟，使用時需將USB接頭的保護蓋取下，取下的保護蓋容 易遺失從而無法使USB接頭得到有效的保護。 【發明内容】 [0003] 鑒於以上内容’有必要提供一種無需保護蓋即可有效保 護USB接頭的USB讀卡器。 [0004] —種USB讀卡器，包括一蓋體、一容置在該蓋體内且可前 ^ ... .... 後移動的電路板、一設置在該電路板前端的USB接頭及一 〇 設置在該電路板後端且與該USB接頭電性連接的連接器， 該蓋體的前壁設有可供該USB接頭穿過的收容孔，該蓋體 的後壁設有可供一記憶卡穿插以與該連接器相連的插槽 ’當該記憶卡穿過該插槽插入到該連接器時，透過推動 該記憶卡使該USB接頭伸出該收容孔，當記憶卡拔出後， 透過推動該USB接頭使該USB接頭收容回該蓋體内。 [0005] 本發明USB讀卡器在使用時透過推動該記憶卡使該USB接 頭伸出該蓋體’在使用完畢後，透過推動該USB接頭使該 USB接頭收容回該蓋體’從而無需額外設置保護蓋即可有 098113407 表單編號A0101 第3頁/共16頁 〇98, 201039100 效保m該usb接頭。 【實施方式】 [0006] [0007] [0008] 請參考圖1 ’本發明USB讀卡器1較佳實施方式包括一蓋體 ' ~電路板20、一設置在該電路板20前端的USB (universal serial bus， 通用 串列匯流排） 接頭 40 及一設 置在該電路板20後端的連接器30。該USB接頭40與該連 接器3〇透過該電路板20電性連接。該蓋體包括一上蓋10 及一可與該上蓋10卡合的下蓋50。 在本實施方式中，該下蓋50呈長方韙狀，該下蓋50的兩 側壁52分別設有一速適該下蓋50的前壁54及後壁56的滑 槽521以使該電路板20可在該滑槽521内前後滑動。該兩 側壁52在靠近該前壁54及後壁56處設有容置在該滑槽 521内的作為卡扣件的卡塊523以與該電路板20卡合來固 定該電路板20。該下蓋50的兩側壁52的頂緣分別設有一 連通該下蓋50的前壁54及後壁56啲凹槽522。該兩側壁 52在靠近其頂緣處設有與該凹槽522連通的卡槽524。該 下蓋50的前壁54設有一可供該USB接頭40穿過的第一收 容孔542。該下蓋50的後壁56設有一可供該記憶卡穿插的 第一插槽562。 該電路板20的兩側緣分別在靠近其前後兩端處開設兩半 圓形開口 22以與該下蓋50的卡塊523卡合將該電路板2〇 固定在該蓋體内。該電路板20上USB接頭40的介面42表 面到該連接器30的插口 32表面的長度剛好等於該蓋體的 長度。 [0009] 098113407 請參考圖2，在本實施方式中，該上蓋1 〇的兩側壁1 2分別 表單編號A0101 第4頁/共16頁 0982022400-0 201039100 凸設有呈楔形的卡鉤122以與該下蓋5〇的卡槽524相卡扣 使該上盍10與该下蓋20相扣合。該上蓋1〇的前壁14設有 與該下盡50的第收谷孔542對應的可供該υ§Β接頭30穿 過的第二收容孔142。該上蓋10的後壁16設有與該下蓋 50的第一插槽562對應的可供該記憶卡穿插的第二插槽 162 »該上蓋1〇在靠近該第二收容孔142處的前壁14向該 上蓋10的後端垂直延伸出兩引導壁144以引導該[JSB接頭 40穿過該第二收容孔142。 [0010] Ο 〇 在其他實施方式中，可以透過該下蓋5〇的兩侧壁52開設 與該滑槽521連通的凹槽作為卡扣件來取代該卡塊523， 並使該電路板20的兩侧緣分别靠近其前後兩端延伸出相 應的凸塊來取代開口 22與該兩側壁52的凹槽相卡扣來固 定該電路板20。也可以透過在該上蓋1〇的兩侧壁12設置 滑槽來取代該下蓋50兩側壁52上的滑槽521來使該電路板 3 0在該上蓋10的滑槽内滑動。該上蓋1 〇的兩侧壁12設置 容置在該上蓋10的滑槽内的卡塊來將該電路板2〇固定在 該上蓋10内，也可透過其他的固定方式固定該電路板2〇 。該上蓋10也可以不設置第二收容孔142，該電路板20的 USB接頭40透過該下蓋50的第一收容孔542就可穿出該蓋 體。 [0011] 請參考圖3及圖4 ’組裝時，將該電路板20置於該下蓋50 的凹槽522内，並使該電路板20的後緣與該後壁56的内表 面接觸，對該電路板20施加垂直向下的力使該電路板20 略微變形，該電路板20的兩侧緣被卡入該滑槽521内且該 電路板20的開口 22與該兩側壁52的卡塊523相卡合使該 098113407 表單編號A0101 第5頁/共16頁 0982022400-0 201039100 電路板20固定在該下蓋50内’此時，該USB接頭40的介 面42表面與該前壁54的外表面在同一平面上《該連接器 30的介面32表面與該後壁56的外表面在同一平面上。該 上蓋10透過其上的卡鉤122與該下蓋50的卡槽524相卡合 來與該下蓋50相卡扣。該電路板20、連接器3〇及USB接 頭40均容置在該蓋體内。該第一收容孔542及該第二收容 孔142組成一可供該USB接頭40穿過的收容孔70，該第一 插槽562及該第二插槽162組成可供該記憶卡穿過的插槽 (未示出）。 [0012] [0013] 請參考圖5及圖6，使用時’將一記憶卡60穿過該插槽及 該連接器30的介面32插入到該連接器30内，對該記憶卡 60施加向前的力使該電路板20兩側緣後端的開口 22與該 下蓋50的兩側壁52後端的卡塊523相脫離並使該電路板 20在推力的作用下帶動該USB接頭40沿著該引導壁144向 前移動直至該電路板20兩侧緣前端的開口 22與該下蓋50 ::...... .. ...... ... . 兩側壁52前端的卡塊523相卡合，該電路板20固定在該下 蓋50的前端，該USB接頭40從該收容孔70伸出，即可與 —電子設備的USB介面（未示出）連接以實現該記憶卡60 與該電子設備的通訊。 當該記憶卡60與該電子設備通訊完畢後，將該記憶卡60 從該連接器30中拔出，並對該USB接頭40施加一向後的力 使該電路板20兩侧緣前端的開口 22與該下蓋50兩側壁52 前端的卡塊523相脫離，該電路板20在推力的作用下帶動 該USB接頭40沿著引導壁144向後移動直至該電路板20兩 側緣後端的開口 22與該下蓋50兩側壁52後端的卡塊523 098113407 表單編號A0101 第6頁/共16頁 0982022400-0 201039100 相卡合，此時該USB接頭40重新收容回到該蓋體内。 [OOH] 本發明USB讀卡器1在使用時透過該記憶卡60推動該電路 板20向前移動使該USB接頭40伸出該蓋體，在使用完畢後 ’透過外力向後推動該USB接頭40使該USB接頭40收容回 該蓋體以保護該USB接頭40。 [〇〇15]综上所述，本發明符合發明專利要件，爰依法提出專利 申凊。惟，以上所述者僅為本發明之較佳實施例，舉凡 熟悉本案技藝之人士，在爰依本發明精神所作之等效修 〇 飾或變化，皆應涵蓋於以下之申請專却範圍内。 【圖式簡單說明】 [_圖1係本發明·讀卡器較佳實施方式▲解圖。 剛圖2係本發明湖讀卡器較佳實施方式另-方向的分解圖 [0018] 圖3係圖1的部分組裝圖。 [0019] 圖4係圖1的組裝圖。 〇 _]圖5係圖4的USB讀卡器插拉^洛丄 拖接一此憶卡且其上蓋未與下蓋卡 合的示意圖。 _]圖6係圖5中讀卡器的上蓋與下蓋卡合後的 【主要元件符號說明】 [0022] 示意圖 USB讀卡器 1 側壁 π 前壁 54、 引導壁 144 表單編號A0101 第 098113407 --— 上蓋 10 卡鉤 122 收容孔 142 — 後壁 56 ' 16 毛16頁 0982022400-0 201039100 插槽 162 電路板 20 開口 22 連接器 30 插口 32 USB接頭 40 介面 42 下蓋 50 滑槽 521 凹槽 522 卡塊 523 卡槽 524 記憶卡 60 收容孔 70 098113407 表單編號A0101 第8頁/共16頁 0982022400-0201039100 VI. Description of the Invention: [Technical Field of the Invention] [0001] The present invention relates to a USB card reader. [Prior Art] [〇〇〇2] With the digital cameras, smart phones, MP3s and other electronic devices with memory cards on the market, 'the related electronic products are also responding to the same.' The card reader is one of them. Currently, USB card readers are widely used. The USB connector of this card reader has been exposed. In order to protect the exposed USB connector, the USB connector is usually covered with a protective cover. ® However, the protective cover of the USB connector must be removed when using it. The removed protective cover is easily lost and the USB connector cannot be effectively protected. SUMMARY OF THE INVENTION [0003] In view of the above, it is necessary to provide a USB card reader that can effectively protect a USB connector without a protective cover. [0004] A USB card reader includes a cover body, a circuit board housed in the cover body and movable forwardly, and a USB connector disposed at the front end of the circuit board. And a connector disposed at a rear end of the circuit board and electrically connected to the USB connector, the front wall of the cover body is provided with a receiving hole through which the USB connector can pass, and the rear wall of the cover body is provided with a slot for a memory card to be inserted into the connector. When the memory card is inserted into the connector through the slot, the USB connector is extended to the receiving hole by pushing the memory card when the memory card is pulled out. After exiting, the USB connector is received into the cover body by pushing the USB connector. [0005] The USB card reader of the present invention extends the USB card to the cover body by pushing the memory card during use. After the use is completed, the USB connector is inserted into the cover body by pushing the USB connector, so that no additional is needed. Set the protective cover to have 098113407 Form No. A0101 Page 3 / Total 16 pages 〇 98, 201039100 Effective m This usb connector. [0006] [0007] [0008] Please refer to FIG. 1. The preferred embodiment of the USB card reader 1 of the present invention includes a cover body ~ a circuit board 20, and a USB disposed at the front end of the circuit board 20. Universal serial bus, connector 40 and a connector 30 disposed at the rear end of the circuit board 20. The USB connector 40 and the connector 3 are electrically connected through the circuit board 20. The cover body includes an upper cover 10 and a lower cover 50 engageable with the upper cover 10. In the present embodiment, the lower cover 50 has a rectangular shape, and the two side walls 52 of the lower cover 50 are respectively provided with a sliding slot 521 adapted to the front wall 54 and the rear wall 56 of the lower cover 50 to enable the circuit board. 20 can slide back and forth in the chute 521. The two side walls 52 are provided with a latching member 523 as a latching member received in the sliding slot 521 adjacent to the front wall 54 and the rear wall 56 to engage with the circuit board 20 to fix the circuit board 20. The top edges of the two side walls 52 of the lower cover 50 are respectively provided with a front wall 54 and a rear wall 56 recess 522 which communicate with the lower cover 50. The two side walls 52 are provided with a card slot 524 communicating with the groove 522 near the top edge thereof. The front wall 54 of the lower cover 50 is provided with a first receiving hole 542 through which the USB connector 40 can pass. The rear wall 56 of the lower cover 50 is provided with a first slot 562 through which the memory card can be inserted. The two side edges of the circuit board 20 are respectively provided with two semicircular openings 22 near the front and rear ends thereof to engage with the latches 523 of the lower cover 50 to fix the circuit board 2's in the cover body. The length of the surface of the interface 42 of the USB connector 40 on the circuit board 20 to the surface of the socket 32 of the connector 30 is exactly equal to the length of the cover. 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 The card slot 524 of the lower cover 5 is snapped to engage the upper cover 10 with the lower cover 20. The front wall 14 of the upper cover 1 is provided with a second receiving hole 142 corresponding to the lower receiving hole 542 of the lower end 50 for the Β Β joint 30 to pass through. The rear wall 16 of the upper cover 10 is provided with a second slot 162 corresponding to the first slot 562 of the lower cover 50 for inserting the memory card. The upper cover 1 is adjacent to the second receiving hole 142. The wall 14 extends perpendicularly to the rear end of the upper cover 10 to guide the [JSB joint 40 through the second receiving hole 142. [0010] In other embodiments, a groove that communicates with the sliding groove 521 is opened through the two side walls 52 of the lower cover 5 as a snap member instead of the block 523, and the circuit board 20 is replaced. The two side edges respectively extend corresponding protrusions near the front and rear ends thereof to replace the opening 22 and the grooves of the two side walls 52 to fasten the circuit board 20. Alternatively, the sliding plate 521 on the side walls 52 of the lower cover 50 may be provided by the two side walls 12 of the upper cover 1 to slide the circuit board 30 in the sliding groove of the upper cover 10. The two side walls 12 of the upper cover 1 are provided with a block received in the sliding slot of the upper cover 10 to fix the circuit board 2 in the upper cover 10. The circuit board 2 can also be fixed by other fixing means. . The upper cover 10 may not be provided with the second receiving hole 142. The USB connector 40 of the circuit board 20 can pass through the first receiving hole 542 of the lower cover 50 to pass through the cover. [0011] Referring to FIG. 3 and FIG. 4', the circuit board 20 is placed in the recess 522 of the lower cover 50, and the rear edge of the circuit board 20 is in contact with the inner surface of the rear wall 56. Applying a vertical downward force to the circuit board 20 causes the circuit board 20 to be slightly deformed, and both side edges of the circuit board 20 are caught in the sliding slot 521 and the opening 22 of the circuit board 20 and the card of the two side walls 52 Block 523 is engaged such that the 098113407 form number A0101 page 5 / page 16 0982022400-0 201039100 circuit board 20 is fixed in the lower cover 50 ' At this time, the surface of the interface 42 of the USB connector 40 and the front wall 54 The outer surface is on the same plane. The surface of the interface 32 of the connector 30 is on the same plane as the outer surface of the rear wall 56. The upper cover 10 is engaged with the slot 524 of the lower cover 50 through the hook 122 on the upper cover 10 to be engaged with the lower cover 50. The circuit board 20, the connector 3A and the USB connector 40 are housed in the cover body. The first receiving hole 542 and the second receiving hole 142 form a receiving hole 70 through which the USB connector 40 can pass. The first slot 562 and the second slot 162 form a memory card for the memory card to pass through. Slot (not shown). [0013] Referring to FIG. 5 and FIG. 6, when using a memory card 60 through the slot and the interface 32 of the connector 30, the connector 30 is inserted into the connector 30, and the memory card 60 is applied. The front force causes the opening 22 at the rear end of the two side edges of the circuit board 20 to be separated from the block 523 at the rear end of the two side walls 52 of the lower cover 50, and the circuit board 20 drives the USB connector 40 along the thrust. The guiding wall 144 is moved forward until the opening 22 at the front end of the two side edges of the circuit board 20 and the lower cover 50 ::. . . . The 523 is engaged, the circuit board 20 is fixed to the front end of the lower cover 50, and the USB connector 40 extends from the receiving hole 70 to be connected to a USB interface (not shown) of the electronic device to implement the memory card. 60 Communication with the electronic device. After the memory card 60 communicates with the electronic device, the memory card 60 is pulled out from the connector 30, and a rearward force is applied to the USB connector 40 to open the opening 22 at the front end of the two sides of the circuit board 20. Disengaged from the block 523 at the front end of the two side walls 52 of the lower cover 50. The circuit board 20 drives the USB connector 40 to move backward along the guiding wall 144 under the action of the thrust until the opening 22 at the rear end of the side edges of the circuit board 20 is The block 523 098113407 at the rear end of the two side walls 52 of the lower cover 50 forms a number A0101 page 6 / page 16 0982022400-0 201039100, and the USB connector 40 is reinserted back into the cover. [OOH] The USB card reader 1 of the present invention pushes the circuit board 20 forward by the memory card 60 during use to extend the USB connector 40 out of the cover body, and pushes the USB connector 40 backward through an external force after use. The USB connector 40 is received back to the cover to protect the USB connector 40. [〇〇15] In summary, the present invention complies with the requirements of the invention patent, and patents are filed according to law. However, the above is only the preferred embodiment of the present invention, and those skilled in the art will be able to cover the equivalents of the invention within the scope of the application. . BRIEF DESCRIPTION OF THE DRAWINGS [FIG. 1 is a preferred embodiment of the present invention and a card reader. 2 is an exploded view of a preferred embodiment of the lake card reader of the present invention. [0018] FIG. 3 is a partial assembled view of FIG. 4 is an assembled view of FIG. 1. _ _] Figure 5 is a schematic diagram of the USB card reader of Figure 4. The picture is inserted and the upper cover is not engaged with the lower cover. _] Figure 6 is the main component symbol description after the upper cover and the lower cover of the card reader are engaged in Fig. 5 [0022] Schematic USB card reader 1 side wall π front wall 54, guide wall 144 Form No. A0101 No. 098113407 - -— Upper cover 10 hook 122 accommodating hole 142 — rear wall 56 ' 16 hair 16 pages 0992022400-0 201039100 slot 162 circuit board 20 opening 22 connector 30 socket 32 USB connector 40 interface 42 lower cover 50 chute 521 groove 522 Block 523 Card slot 524 Memory card 60 Housing hole 70 098113407 Form number A0101 Page 8 of 16 0982022400-0