TWI381778B - Circuit components and portable electronic device using the same - Google Patents

Description

Circuit board component group and portable electronic device using the same

The present invention relates to a circuit board component group and a portable electronic device using the circuit board component group, and more particularly to a thin portable electronic device.

With the development of the mobile communication industry, more and more portable electronic devices with different structures and styles have emerged on the market. The thin portable electronic devices have the advantages of being more portable, and are favored by more and more users. Many portable electronic devices are more popular.

In the thin portable electronic device, a straight type mobile phone is more common, and mainly includes an upper cover, a lower cover and a circuit board component group disposed between the upper cover and the lower cover. The circuit board component group mainly includes a printed circuit board, a display screen, a battery and several electronic components. For mobile phones, the main factors affecting the thickness are the thickness of the display screen, the thickness of the battery, and the height of the electronic components. In the existing mobile phone design, the display screen and the electronic component are disposed on the same side of the printed circuit board and connected to the upper cover, and the battery is disposed on the other side of the printed circuit board and connected to the lower cover. When the battery needs to be replaced, the user can replace the battery by simply removing the lower cover. However, in this design, the display screen and the battery often cannot reduce the thickness of the whole body because the stack cannot be avoided; in addition, as the display screen increases, the installation space of the electronic components on the same side as the display screen is also crowded, which is disadvantageous. For the reasonable arrangement of the electronic components, it is not enough to place all the electronic components, and some of the electronic components can only be placed on the other side of the printed circuit board, which makes the connection between the electronic components inconvenient.

In view of the above, it is necessary to provide a circuit board component group that is novel in arrangement and thin in thickness.

In addition, it is necessary to provide a portable electronic device having a thin overall thickness and a wide space for arrangement of electronic components.

A circuit board component group includes a printed circuit board, a display module and a battery, the printed circuit board has a first surface, and the display module and the battery are disposed on the first surface of the printed circuit board .

A portable electronic device includes an upper cover, a lower cover and a circuit board component group. The circuit board component group is disposed between the upper cover and the lower cover. The circuit board component group includes a printed circuit board and a display. a module, a battery and a plurality of electronic components, the printed circuit board having a first surface and a second surface opposite to the first surface, wherein the display module and the battery are disposed on the printed circuit board Surfacely, the electronic component is disposed on a second surface of the printed circuit board.

Compared with the prior art, the portable electronic device of the present invention can prevent the thickness of the circuit board component group from being formed by stacking the display module and the battery on the same side of the printed circuit board. Reducing the defects, greatly reducing the thickness of the portable electronic device; in addition, by placing all the electronic components on the other side of the printed circuit board, the installation space of the electronic components can be effectively increased, which facilitates the rational arrangement of the electronic components, and Easy connection between each electronic component.

Referring to FIG. 1 and FIG. 2, a portable electronic device according to a preferred embodiment of the present invention The device 100 includes a lower cover 20, a connecting plate 30, a window lens 32, an upper cover 40, and a circuit board component group 50. The circuit board component group 50 is disposed between the lower cover 20 and the upper cover 40, and includes a printed circuit board 10, a display module 12, a battery 14, a card slot board 16, and a plurality of electronic components (not shown). The display module 12 and the battery 14 are disposed on the same surface of the printed circuit board 10, and the plurality of electronic components are disposed on the other surface of the printed circuit board 10.

Referring to FIGS. 3 and 4, the printed circuit board 10 has a first surface 11 and a first surface 11 opposite the second surface 13. The first surface 11 includes a display screen setting area (not labeled) and a battery setting area 112. The display screen setting area is located at one end of the first surface 11 , and the display module 12 is disposed on the display module 12 , and a step portion 122 is formed on one end of the first surface 11 to facilitate the display module. 12 devices. The battery setting area 112 is adjacent to the display screen setting area and is located at the other end of the first surface 11. The battery setting area 112 is provided with a battery charging terminal 18 at one end of the display screen setting area for charging the battery 14. The second surface 13 includes an electronic component setting area 132. The electronic component setting area 132 has a large space, and can be used to set all the electronic components (not shown) of the portable electronic device 100, and is beneficial to each electronic component. Reasonable layout and convenient connection.

A square groove 114 and a four screw hole 116 are defined in the printed circuit board 10. The square groove 114 is opened on one side of the battery setting area 112 for mounting the card slot board 16. The four screw holes 116 are formed at adjacent corners of the printed circuit board 10 for connection of the printed circuit board 10.

Referring to FIG. 5 , the card slot plate 16 has a latching portion 162 and a hooking portion 164 . The latching portion 162 is substantially equal to the square recess 114 and is received in the square recess. 114. The holding portion 162 is configured to hold various cards, such as a user identification card, a memory storage card, and the like. The hooking portion 164 is one end of the latching portion 162 extending in a hook shape, and the hooking portion 164 is engaged with one end of the printed circuit board 10 for the card slot board 16 The printed circuit board 10 is fixed. This type of mounting of the card slot 16 facilitates reducing the overall thickness of the portable electronic device 100.

Referring to FIG. 6 , the lower cover 20 has an inner surface 21 . The inner surface 21 defines a first flange 22 , an electrical connection terminal 24 , and a four screw post 26 . The first flange 22 is formed on the periphery of the inner surface 21, and defines a first groove 222 and a second groove 224. The first groove 222 is formed in the first flange 22 The middle portion has a bottom surface whose bottom surface is perpendicular to the inner surface 21. A second flange 2222 protrudes from the bottom of the first recess 222, and the second flange 2222 is engaged with the upper cover 40. The second groove 224 is formed on one side of the first flange 22, and a bottom surface thereof is parallel to the inner surface 21. After assembly, the hole formed by the second recess 224 (see FIG. 1) corresponds to the slot plate 16 of the printed circuit board 10, so that the user can easily pick up various cards, such as a memory card. The electrical connection terminal 24 is mounted on the lower cover 20 adjacent to the first recess 222 and includes a first connecting end 242 and a second connecting end 244. The first connecting end 242 protrudes from the inner surface 21 for electrically connecting the printed circuit board 10. The second connecting end 244 protrudes from the bottom of the first recess 222 and is adjacent to the second flange 2222 for electrically connecting the upper cover 40. The four screw holes 26 are formed at four corners of the inner surface 21 and adjacent to the first flange 22 for lowering The cover 20 is fixedly connected to the printed circuit board 10 and the connection board 30.

Referring to FIG. 4 and FIG. 7, the electronic component setting area 132 of the printed circuit board 10 is mounted with electronic components (not shown). The printed circuit board 10 is disposed in the lower cover 20, and the second surface 13 of the printed circuit board 10 is electrically connected to the first connection end 242 of the electrical connection terminal 22. The screw hole 116 of the printed circuit board 10 and the screw hole of the screw hole post 26 of the lower cover 20 are correspondingly penetrated. The holding portion 162 of the card slot plate 16 of the printed circuit board 10 corresponds to the position of the second recess 224 of the lower cover 20.

Referring to FIG. 8 , the connecting board 30 is configured to receive the display module 12 and the battery 14 , and fixedly connect the printed circuit board 10 and the lower cover 20 . A window frame 31, a battery frame 33, a latch 34, a third recess 36 and four screw holes 38 are formed in the connecting plate 30. The window frame 31 and the battery frame 33 are separated by a frame edge 313. The window frame 31 includes a first frame 312 and a second frame 314. The first frame 312 is connected to the second frame 314 in a stepwise manner, and the first frame 312 is smaller than the second frame 314. The first frame 312 is for receiving the display module 12, and the second frame 314 is for accommodating the window lens 32. The battery frame 33 is a square hole for accommodating the battery 14 . A battery frame recess 332 is defined in a middle of one end of the battery frame 33 . The battery frame recess 332 is configured to receive the battery charging terminal 18 . The latch 34 is a convex body protruding from a central portion of one end of the connecting plate 30, and the latch 34 is for engaging with the upper cover 40 with respect to the battery frame recess 332. The third recess 36 is defined in the middle of the other end of the connecting plate 30. After assembly, the third recess 36 is overlapped with the first recess 222 of the lower cover 20. The four screw holes 38 are formed at four corners of the connecting plate 30 for connecting the connecting board 30 with the printed circuit board 10 and the lower cover 20.

Referring to FIG. 9, the connecting plate 30 is integrally assembled with the printed circuit board 10 and the lower cover 20. The battery frame 14 is placed in the battery frame 33, the battery frame recess 332 receives the battery charging terminal 18, and the first frame 312 of the connecting plate 30 houses the display module 12, the window lens 32 The second frame 314 of the connecting plate 30 is inserted, and the frame edge 313 of the connecting plate 30 is matched with the step portion 122 of the display module 12. Screws (not shown) pass through the screw holes 38 of the connecting plate 30, the screw holes 116 of the printed circuit board 10, and the screw holes of the screw holes 26 of the lower cover 20 to connect the connecting board 30 and the printed circuit board 10 and The lower cover 20 is fixed.

Referring to FIG. 10 and FIG. 11 , the upper cover 40 includes a button panel 42 , a supporting bottom plate 44 , and a flexible circuit board 46 . The button panel 42 is an outer casing of the upper cover 40 and includes a button portion 422 , a window portion 424 , an engaging portion 426 , and a latching opening 428 . The button portion 422 is located at one end of the button panel 42 and is provided with a plurality of buttons 4222 thereon. The window portion 424 is located at the other end of the button panel 42 and is connected to the button portion 422. The window portion 424 can be a through hole, and a transparent lens can also be disposed thereon. The window portion 424 and the window lens 32 and the display module 12 form a display window structure of the portable electronic device 100. The engaging portion 426 is a flange extending from the end of the window portion 424 of the button panel 42 for engaging the upper cover 40 and the lower cover 20. The engaging portion 426 includes a hook portion 4262 that cooperates with the second flange 2222 of the lower cover 20 for engaging one end of the upper cover 40. The latching opening 428 is a square hole formed in the button panel 42 at one end of the button portion 422. The latching opening 428 cooperates with the latching tab 34 of the connecting panel 30 for engaging the upper cover. The other end of 40. The support bottom plate 44 has an area corresponding to the button portion 422, and is fixedly mounted to the button portion 422. The bottom of the button is used to support the button 4222 and a button circuit (not shown) connected to the button 4222. The flexible circuit board 46 is used for electrical connection between the upper cover 40 and the lower cover 20, and is disposed on the periphery of the window portion 424. The flexible circuit board 46 includes a first connecting end 462 and a second connecting end 464. The first connecting end 462 is connected to the button circuit of the button 4222, and the second connecting end 464 is located at the engaging portion 426 of the button panel 42. After the upper cover 40 is assembled, the second connecting end 464 of the flexible circuit board 46 is in contact with the second connecting end 244 of the electrical connection terminal 24 of the lower cover 20 to achieve electrical connection between the upper cover 40 and the lower cover 20.

Referring to FIG. 12 , the upper cover 40 and the connecting body 30 , the printed circuit board 10 and the lower cover 20 are assembled into a complete portable electronic device 100 . The hook portion 4262 of the upper cover 40 is engaged with the second flange 2222 of the lower cover 20, and the latching opening 428 of the upper cover 40 is engaged with the latch 34 of the connecting plate 30. The upper cover 40 completely shields the screw hole of the portable electronic device 100, and the portable electronic device 100 has an attractive appearance.

When the user replaces the battery 14 of the portable electronic device 100, the upper cover 40 can be conveniently opened by abutting the hook portion 4262 of the engaging portion 426, and then the battery 14 is replaced.

In summary, the portable electronic device 100 of the present invention is disposed on the same surface of the printed circuit board 10 by the display module 12 and the battery 14 , and the electronic component is disposed on the printed circuit board 10 of the printed circuit board 10 . On the other surface, the present invention adopts a square groove 114 on the printed circuit board 10 to device the card slot board 16, which effectively reduces the thickness of the portable electronic device 100; at the same time, increases the installation space of the electronic component. It is beneficial to the reasonable arrangement of electronic components, and the connection between the electronic components is simple. In addition, the present invention is designed with a unique upper cover 40 that serves as both a conventional electronic The button cover of the device is also used as the battery cover of the conventional electronic device, and the button cover and the battery cover of the conventional electronic device are combined into one, the design is novel, the structure is simple, and the battery 14 is conveniently opened for replacement.

It can be understood that the card slot board 16 can be integrally designed with the printed circuit board 10.

100‧‧‧Portable electronic device

222‧‧‧first groove

20‧‧‧Under the cover

224‧‧‧second groove

30‧‧‧Connecting plate

2222‧‧‧second flange

32‧‧‧Window lenses

242‧‧‧First connection

40‧‧‧Upper cover

244‧‧‧second connection

50‧‧‧Circuit board component group

31‧‧‧Window box

10‧‧‧Printed circuit board

33‧‧‧ battery frame

12‧‧‧Display module

34‧‧‧Carmen

14‧‧‧Battery

36‧‧‧ third groove

16‧‧‧ card slot board

313‧‧‧ frame side

11‧‧‧ first surface

312‧‧‧ first box

13‧‧‧ second surface

314‧‧‧ second box

112‧‧‧Battery setting area

42‧‧‧Key Panel

122‧‧‧Steps

44‧‧‧Support floor

18‧‧‧Battery charging terminal

46‧‧‧Soft circuit board

132‧‧‧Electronic component setting area

422‧‧‧Keys

114‧‧‧square groove

424‧‧ ‧Window Department

116, 38‧‧‧ screw holes

426‧‧‧Care Department

162‧‧‧Keeping Department

428‧‧‧Kakaguchi

164‧‧‧Holding Department

4222‧‧‧ button

21‧‧‧ inner surface

4262‧‧‧Hook

22‧‧‧First flange

462‧‧‧ first connection

24‧‧‧Electrical connection terminal

464‧‧‧second connection

1 is a schematic view of the portable electronic device of the present invention; FIG. 2 is an exploded perspective view of the portable electronic device of the present invention; FIG. 3 is a schematic view of the first surface of the printed circuit board of the present invention; 2 is a schematic view of the first surface of the printed circuit board device of the present invention after identifying the card holder; FIG. 6 is a schematic view of the inner surface of the lower cover of the present invention; FIG. 7 is the inner surface device of the lower cover of the present invention. FIG. 8 is a schematic view of a connector body, a window lens and a battery matched with the connector; FIG. 9 is a schematic view of the connector, the window lens and the battery of the present invention assembled with the lower cover shown in FIG. Figure 10 is a schematic view showing the outer surface of the upper cover of the present invention; Figure 11 is a schematic view showing the inner surface of the upper cover of the present invention; and Figure 12 is an overall schematic view of the upper cover of the present invention after assembly.

100‧‧‧Portable electronic device

20‧‧‧Under the cover

10‧‧‧Printed circuit board

30‧‧‧Connecting plate

12‧‧‧Display module

32‧‧‧Window lenses

14‧‧‧Battery

40‧‧‧Upper cover

16‧‧‧ card slot board

50‧‧‧Circuit board component group

Claims (10)

A circuit board component group comprising a printed circuit board, a display module and a battery, the printed circuit board having a first surface, wherein the display module and the battery are disposed on the printed circuit board a recessed surface is formed on the printed circuit board, the circuit board component group further includes a card slot board, and the card slot board includes a latching portion and a hooking portion, the latching portion The card is placed in the recess for holding the card of the portable electronic device, and the hook portion extends from one end of the latching portion and is engaged with the printed circuit board. The circuit board component group of claim 1, wherein the printed circuit board further comprises a second surface opposite to the first surface, the circuit board component group further comprising a plurality of electronic components, A plurality of electronic components are mounted to the second surface of the printed circuit board. A portable electronic device includes a lower cover, an upper cover and a circuit board component. The circuit board component group is disposed between the upper cover and the lower cover. The circuit board component group includes a printed circuit board and a display module. a printed circuit board having a first surface and a second surface opposite to the first surface, wherein the display module and the battery are disposed on the printed circuit board On the first surface, the electronic component is disposed on the second surface of the printed circuit board, a recess is formed on the printed circuit board, and the circuit board component group further includes a card slot board, the card slot The board includes a latching portion and a hooking portion. The latching portion is received in the recess for holding a card of the portable electronic device. The hooking portion is extended by one end of the latching portion and printed The board is snapped. The portable electronic device of claim 3, wherein the upper cover comprises a button panel, a supporting bottom plate and a flexible circuit board, A button is formed on the button panel, and the support bottom plate is located at a bottom of the button panel for supporting a button on the button panel, and the flexible circuit board is used for electrically connecting the button. The portable electronic device of claim 4, wherein the lower cover comprises an electrical connection terminal, one end of the electrical connection terminal is in contact with the printed circuit board, and the other end is in contact with the flexible circuit board of the upper cover. . The portable electronic device of claim 3, wherein the portable electronic device further comprises a connecting plate for fixedly connecting the printed circuit board and the lower cover. The portable electronic device of claim 6, wherein the upper cover has a latching portion and a latching opening, the lower cover is formed with a flange, and the connecting plate is formed with a latch. The engaging portion cooperates with the flange to fix one end of the upper cover, and the latching opening cooperates with the latch to fix the other end of the upper cover. The portable electronic device of claim 6, wherein the lower cover is formed with a screw hole post, and the printed circuit board and the connecting plate are formed with a screw hole, the lower cover and the printed circuit The plate and the connecting plate are fixed by screws. The portable electronic device of claim 6, wherein a display module frame and a battery frame are formed on the connecting plate, and the display module frame cooperates with the display module, the battery frame Used to install the battery. The portable electronic device of claim 9, wherein the portable electronic device further comprises a window lens, the window lens being mounted to the window frame.