Utility model content
For solving the problems of the technologies described above, the utility model provides a kind of mainboard assembly, and cost is low, thin thickness, and supports independently T-flash card or double SIM card function.
Meanwhile, the utility model also provides a kind of smart mobile phone, and complete machine cost is low, thin thickness, and supports independently T-flash card or double SIM card function.
The technical solution of the utility model is as follows: a kind of mainboard assembly, comprise main PCB plate, secondary pcb board and electric connection FPC connecting line between the two, wherein: the left side in main PCB plate front is provided with the first open slot, the two-in-one deck of side-by-side Micro-SIM card+T-flash card or two Micro-SIM cards is installed in the first open slot, the top in main PCB plate front is provided with the second open slot and the 3rd open slot, the second open slot is positioned at the centre of main PCB plate, the 3rd open slot is positioned at the right side of the second open slot, in the second open slot, from the back side of main PCB plate, be welded with earphone base, in the 3rd open slot, from the back side of main PCB plate, post-positioned pick-up head is installed.
Described mainboard assembly, wherein: described two-in-one deck carries the push rod of the card taking that matches with the Kato of T-flash card or SIM card.
Described mainboard assembly, wherein: the lower end in described main PCB plate front is horizontally arranged with the main pad of adaptive welding FPC connecting line, the upper end in described secondary pcb board front is horizontally arranged with the secondary pad of adaptive welding FPC connecting line.
Described mainboard assembly, wherein: the upper end in described main PCB plate front is provided with front-facing camera, on the main PCB plate of front-facing camera below, be vertically arranged with front-facing camera pad, front-facing camera is welded on front-facing camera pad by front-facing camera FPC, on the main PCB plate in front-facing camera left side, be provided with range sensor, on the main PCB plate on front-facing camera right side, be provided with wire welding type receiver, receiver is positioned at the back side of earphone base, and across on the second open slot, the back side of main PCB plate is provided with receiver pad, the bonding wire of receiver is welded on receiver pad through main PCB plate.
Described mainboard assembly, wherein: the main PCB plate front of described receiver pad below is provided with for connecting the connector of electric capacity TP FPC, and the lower right corner of main PCB backboard face is provided with for connecting the ZIF connector of LCM FPC.
Described mainboard assembly, wherein: described main PCB plate region division positive and that TFT LCD MODULE is overlapping is the dew copper region without components and parts, and contacts with stainless steel heat sink by heat conductive silica gel.
Described mainboard assembly, wherein: the front of described main PCB plate is horizontally arranged with case type oval cut hole, the back side of main PCB plate is horizontally arranged with post-positioned pick-up head connector, post-positioned pick-up head connector is positioned at the below of oval cut hole, and the FPC of post-positioned pick-up head is connected with post-positioned pick-up head connector through oval cut hole.
Described mainboard assembly, wherein: the back side of described main PCB plate is provided with photoflash lamp, photoflash lamp is positioned at the right side of post-positioned pick-up head and the top of oval cut hole, and the front of main PCB plate is provided with photoflash lamp pad, and the top margin that the FPC of photoflash lamp walks around main PCB plate is welded on photoflash lamp pad.
Described mainboard assembly, wherein: the back side of main PCB plate arranges BB master chip, BB radome, RF chip and RF radome, RF radome is positioned at the left-of-center position of main PCB plate, BB radome is positioned at the below of RF radome, and the main PCB backboard face of BB radome below is provided with for connecting the battery lead pad of internal battery lead-in wire.
A smart mobile phone, comprises electric capacity TP, LCM and mainboard assembly, and electric capacity TP is connected with mainboard assembly by its FPC separately with LCM, wherein: described mainboard assembly is the mainboard assembly described in above-mentioned middle any one.
A kind of smart mobile phone provided by the utility model and mainboard assembly thereof, owing to having adopted three open slots on main PCB plate, broken plate is installed the thicker two-in-one deck of side-by-side, earphone base and the post-positioned pick-up head of thickness, thus with lower cost attenuate the thickness of main PCB plate, and support independently T-flash card or double SIM card function.
Embodiment
Below with reference to accompanying drawing, embodiment of the present utility model and embodiment are described in detail, described specific embodiment only, in order to explain the utility model, is not intended to limit embodiment of the present utility model.
As shown in Figure 1, Fig. 1 is the front view of the utility model smart mobile phone mainboard assembly, this mainboard assembly comprises main PCB plate 100, secondary pcb board 200 and the FPC connecting line 300 that is electrically connected between, thickness for attenuate smart mobile phone, the utility model has improved the stack manner of mainboard, on main PCB plate 100, driven three open slots (101,102 and 103), the deck 110, earphone base 120 and the post-positioned pick-up head 130 that are respectively used to T-flash card and SIM card are installed to break the mode of plate, concrete, left side or the left side in main PCB plate 100 fronts are provided with the first open slot 101, the first open slot 101 two-in-one deck 110 of interior installation one Micro-SIM card+T-flash card (or the two-in-one deck of two Micro-SIM cards), in the top in main PCB plate 100 fronts, be provided with the second open slot 102 and the 3rd open slot 103, the second open slot 102 is positioned near the axis of main PCB plate 100, the 3rd open slot 103 is positioned at the right side of the second open slot 102, in the second open slot 102, from the back side of main PCB plate 100, weld an earphone base 120, in the 3rd open slot 103, a post-positioned pick-up head 130 is installed from the back side of main PCB plate 100.
Shown in Fig. 2 and Fig. 3, Fig. 2 is the left view of the utility model smart mobile phone mainboard assembly, Fig. 3 is the right view of the utility model smart mobile phone mainboard assembly, the broken board-like this mainboard stack manner that is arranged on two-in-one deck 110, earphone base 120 and post-positioned pick-up head 130 on main PCB plate 100 really obviously attenuate the thickness of main PCB plate 100 and even smart mobile phone complete machine, deck 110 does not protrude in the front of main PCB plate 100 yet, is conducive to like this complete machine thickness of attenuate smart mobile phone; Facts have proved, the ultrathin keeping complete machine to be accomplished in lower-cost situation 7.5mm left and right, has met the requirement of user to the ultra-thin performance of mobile phone, also can support independently T-flash card or double SIM card function simultaneously.
In the preferred implementation of the utility model mainboard assembly, be preferably, between two SIM card draw-in grooves in described two-in-one deck 110 (or SIM card draw-in groove and T-flash card draw-in groove), adopt the mode being arranged side by side, to facilitate key hardware modules such as arranging BB master chip, RF chip, and do not need to increase main PCB plate 100 areas; In addition, deck 110 also carries the push rod 111 with Kato (the scheming not shown) card taking that matches of T-flash card or SIM card, to facilitate user to take out T-flash card or SIM card; Such design, under the prerequisite that main PCB plate 100 sizes do not strengthen, cost does not increase, still can realize the function of double SIM card, and this is very difficult realization of smart mobile phone of the internal battery formula of most market mainstream.
Return shown in Fig. 1, the lower end in described main PCB plate 100 fronts is horizontally arranged with the main pad 109 of adaptive welding FPC connecting line 300, the upper end in described secondary pcb board 200 fronts is horizontally arranged with the secondary pad 209 of adaptive welding FPC connecting line 300, save thus two FPC connector, further reduced material cost.
Shown in Fig. 1 and Fig. 4, Fig. 4 is the rearview of the utility model smart mobile phone mainboard assembly, be preferably, the upper end in described main PCB plate 100 fronts is provided with front-facing camera 140, on the main PCB plate 100 of front-facing camera 140 belows, be vertically arranged with front-facing camera pad 104, front-facing camera 140 is welded on front-facing camera pad 104 by its FPC 141, can save thus a FPC connector; On the front of the main PCB plate 100 in front-facing camera 140 left sides, be provided with range sensor 150, range sensor 150 is directly welded on main PCB plate 100 in SMT paster mode, can save the FPC cost of traditional rotary-connecting range sensor, also simplify assembling mode simultaneously; On the front of the main PCB plate 100 on front-facing camera 140 right sides, be provided with wire welding type receiver 160, this receiver 160 is positioned at the back side of earphone base 120, and across on the second open slot 102, the back side of main PCB plate 100 is provided with receiver pad 106, the bonding wire of receiver 160 is welded on receiver pad 106 through main PCB plate 100, and main PCB plate 100 fronts of receiver pad 106 belows are provided with for connecting the connector 410 of electric capacity TP FPC.
Be preferably, the lower right corner at main PCB plate 100 back sides is provided for connecting the ZIF connector 430 of LCM FPC, to facilitate the LCD MODULE of TFT can just put, also can put upside down, be applicable to doing different ID (Industrial Design, industrial design) style.
Be preferably, the front of described main PCB plate 100 is horizontally arranged with case type oval cut hole 103a, the back side of main PCB plate 100 is horizontally arranged with post-positioned pick-up head connector 132, such as ZIF connector etc., post-positioned pick-up head connector 132 is positioned at the below of oval cut hole 103a, the FPC 131 of post-positioned pick-up head 130 is connected with post-positioned pick-up head connector 132 through oval cut hole 103a, has solved the problem that post-positioned pick-up head 130 and its connector 132 too are closely inconvenient to assemble because of distance.
Simultaneously, the back side of main PCB plate 100 is provided with photoflash lamp 170, photoflash lamp 170 is positioned at the right side of post-positioned pick-up head 130, photoflash lamp 170 is also positioned at the top of oval cut hole 103a simultaneously, the front of main PCB plate 100 is provided with photoflash lamp pad 107, the top margin that the FPC 171 of photoflash lamp 170 walks around main PCB plate 100 is welded on photoflash lamp pad 107, can save thus the FPC connector that can bear large electric current; In addition, can be provided with Micro USB interface 420 in the top edge in main PCB plate 100 fronts, Micro USB interface 420 is between post-positioned pick-up head and 130 receivers 160.
Be preferably, the right side in main PCB plate 100 fronts is provided with the control board 180 of on & off switch and volume key, the lower right corner in main PCB plate 100 fronts is provided with the operating key pad 108 of adaptive welding control board 180, the FPC 181 of control board 180 is welded on operating key pad 108, can save again thus a FPC connector, four FPC connector that save before adding, obviously provide cost savings, and have met the demand of mobile-phone manufacturers to cost control.
Be preferably, main PCB plate 100 region positive and that TFT LCD MODULE is overlapping does not arrange any components and parts, can be provided with heat conductive silica gel and stainless steel heat sink, so that main PCB plate 100 has preferably heat dispersion, avoids smart mobile phone local overheating; Concrete, internal layer in main PCB plate 100 fronts designs large-area dew copper, and at large area dew copper place, heat conductive silica gel is set, and by heat conductive silica gel, contacts with stainless steel heat sink again, strengthen thus the heat radiation to master chip, extended the useful life of main PCB plate 100.
Be preferably, the back side of main PCB plate 100 arranges BB radome 440, BB master chip (being hidden under BB radome 440 not shown), RF radome 460 and RF chip (being hidden under RF radome 460 not shown), RF radome 460 is positioned at the left-of-center position of main PCB plate 100, BB radome 440 is positioned at the below of RF radome 460, thus the chip easily generating heat, power consumption is large is all placed on to the back side of main PCB plate 100, more be conducive to the heat radiation of main PCB plate 100, can better solve the problem of smart mobile phone local overheating; In addition, main PCB plate 100 back sides be also provided with below battery lead pad 450, battery lead pad 450 is positioned at the below of BB radome 440, the lead-in wire of internal battery is directly welded on battery lead pad 4450, also save thus the battery connector of expensive large electric current, further reduced cost.
Be preferably, the lower left corner at secondary pcb board 200 back sides is provided with the first contact flat spring 260, in the upper left corner at main PCB plate 100 back sides, be provided with the second contact flat spring 470, in the upper right corner at main PCB plate 100 back sides, be provided with the 3rd contact flat spring 480, the first contact flat spring 260 is electrically connected for the contact jaw with mobile phone main antenna FPC, the second contact flat spring 470 is electrically connected for the contact jaw with mobile phone WIFI and BT antenna FPC, and the 3rd contact flat spring 480 is electrically connected for the contact jaw of the gps antenna FPC with mobile phone.
Be preferably, in the lower left corner at main PCB plate 100 back sides, be provided with RF test connector 490, for connect the radio circuit of conducting main PCB plate 100 and secondary pcb board 200 by coaxial line; The upper left corner at secondary pcb board 200 back sides is provided with RF connector 290, for main PCB plate 100, is connected with the RF coaxial line of secondary pcb board 200.
Be preferably, right side at secondary pcb board 200 back sides is provided with loudspeaker 270 and motor 280, the lower left corner in secondary pcb board 200 fronts is provided with the 4th open slot 204, in the 4th open slot 204, be provided with microphone 250, in the left side in secondary pcb board 200 fronts, be provided with microphone pad 205 and motor pad 208; In addition, in the front of secondary pcb board 200, be also provided with key-press backlight lamp 230, for corresponding with the virtual key position on electric capacity TP.
Based on above-mentioned mainboard assembly, the utility model also proposes a kind of smart mobile phone, comprise electric capacity TP, LCM and mainboard assembly, electric capacity TP is connected with mainboard assembly by its FPC separately with LCM, wherein: described mainboard assembly is the mainboard assembly described in above-mentioned any one embodiment, guaranteeing that the required hardware capability of smart mobile phone configures under constant prerequisite, not only made up the defect that common internal battery form smart mobile phone is only supported single SIM card there is no again T-flash card function or can not be supported double SIM card, and do not need to increase independent T-flash deck and SIM card seat, it is ultra-thin that this design can also realize smart mobile phone integral body, and low-cost, meets the demand of user to smart mobile phone thickness and cost.
Should be understood that; the foregoing is only preferred embodiment of the present utility model; be not sufficient to limit the technical solution of the utility model; for those of ordinary skills; within spirit of the present utility model and principle; can be increased and decreased according to the above description, replaced, converted or be improved, and all these increases and decreases, replace, conversion or improve after technical scheme, all should belong to the protection range of the utility model claims.