A kind of mobile communication terminal with linearity softening printing circuit board
Technical field
The present invention relates to a kind of mobile communication terminal (Mobile communication terminal), more specifically, relate to a kind of to being arranged on the printed circuit board (PCB) and main printed circuit board mobile communication terminal that be electrically connected, that have the linear pattern printed circuit board (PCB) on being arranged on main frame portion on the flip-shell mobile communication terminal turning cover part.
Background technology
Under normal conditions, mobile communication terminal is the radio communication device that is carried and can be carried out voice call with specific people by the user, its system constitutes, in order to call out specific mobile communication terminal, after the call information that will comprise the intrinsic number of callee's mobile communication terminal transmits by the base station calling channel, if when the response from described mobile communication terminal is arranged, can make between calling party and the callee and converse.
Wherein, described mobile communication terminal form comprises mobile communication terminals such as straight-plate-type (Bar), cover formula, flip-shell, and in recent years, again develop and spread can make the sliding closure type mobile communication terminal of mobile communication terminal lid slide-open, in above various mobile communication terminal forms, up to the present the most frequently used form still will belong to the flip-shell mobile communication terminal.
Below in conjunction with accompanying drawing, the existing formation that has possessed the flip-shell mobile communication terminal of flexible printed wiring board is described.
Fig. 1 to Fig. 3 is relevant existing flip-shell mobile communication terminal accompanying drawing, and wherein, Fig. 1 is the user mode and the outward appearance oblique view of relevant existing flip-shell mobile communication terminal.
As shown in Figure 1, existing flip-shell mobile communication terminal 100 has been connected to form its overall appearance by hinge connecting portion 500 with turning cover part 300, main frame portion 200.Wherein turning cover part has image display devices such as host liquid crystal display (Main-LCD:Main-Liquid Crystal Display) module 310 and secondary LCD (Sub-LCD:Sub-Liquid Crystal Display) module (not shown), and described main frame portion 200 has the key region portion 210 that contains dial key and various function keys etc.
Wherein, have the required host chipset (not shown) (Main Chipset) of execution mobile communication terminal 100 basic calculation functions as shown in Figure 2 in the main frame portion 200 of described mobile communication terminal 100, described chipset (not shown) is welded on the main printed circuit board (Main PCB:Main Printed Circuit Board) 201 that is arranged in the described main frame portion 200.
And the main printed circuit board 201 that is welded with described chipset (not shown) will cover fixing means such as fixed part (not shown) and screw (not shown) between the (not shown) and be connected and fix by being arranged on the front cover (not shown) that constitutes described main frame portion 200 and the back side.
And, as shown in Figure 2, the turning cover part 300 of described mobile communication terminal 100 has been installed the liquid crystal display device module 310 required chipset (not shown) of image display device such as (referring to Fig. 1) of exporting these mobile communication terminal 100 states or showing various functions, described chipset (not shown) will be welded on the printed circuit board (PCB) 301 that is arranged at described turning cover part 300, and described printed circuit board (PCB) 301 will be connected and fixed by being fixed in the front cover (not shown) and the fixing means such as fixed part (not shown) between the lid (not shown) of the back side and screw (not shown) that constitute described turning cover part 300.
And, main printed circuit board 201 in being arranged at described main frame portion 200 and being arranged in the printed circuit board (PCB) 301 on the described turning cover part 300, has signal connection device flexible printed wiring board (FPCB:Flexible Printed Circuit Board) 600, be connected with first connector 610 and second connector 620 on the printed circuit board (PCB) 301 by being arranged on described main printed circuit board 201, be used for and transmit from described each chipset (not shown) signal output or that be imported into described each chipset (not shown) that is welded on described main printed circuit board 201 and the printed circuit board (PCB) 301.
Below in conjunction with accompanying drawing 2 and Fig. 3, the flip-shell mobile communication terminal structure with described flexible printed wiring board is described.
Fig. 2 is relevant existing flip-shell mobile communication terminal plane graph with flexible printed wiring board, and Fig. 3 is the relevant state plane figure that existing flexible printed wiring board is rotated that closes along with turning over of flip-shell mobile communication terminal turning cover part.
In structure as shown in Figure 2, owing to be provided with and have the hinge 500 that described main frame portion 200 and turning cover part 300 is carried out the hinge jockey 501 that hinge is connected, described turning cover part 300 is carried out hinge when connecting with respect to described main frame portion 200, can also make described turning cover part 300 be rotated to turn over and close with respect to described main frame portion 200.
And, on described hinge 500, have main printed circuit board 201 to described main frame portion 200 and carry out described flexible printed wiring board 600 with the printed circuit board (PCB) 301 of turning cover part 300 and be electrically connected required interface channel, promptly have the virtual hinge 520 that described flexible printed wiring board 600 is passed through.
But, be installed in the existing flexible printed wiring board 600 in the foregoing flip-shell mobile communication terminal 100, for described main printed circuit board 201 and printed circuit board (PCB) 301 are electrically connected, can only be by being arranged on the virtual hinge 520 on the described hinge 500, therefore, can only make described part flexible printed wiring board 600 form crooked curve shape 601,602,603.
Because this flexible printed wiring board 600 shapes by described virtual hinge 520, the interface channel that described hinge jockey 501 and described flexible printed wiring board 600 pass through of can only preparing separately to send as an envoy to, thus the problem of the overall structure space availability ratio that reduces described mobile communication terminal 100 caused.
And, constitute described flexible printed wiring board 600 and forming described curve shape 601,602, in 603 the part, as shown in Figure 3, be inserted into the part 603 of described virtual hinge 520 inside, will be rotated and turn in the process of closing with respect to described main frame portion 200 in described turning cover part 300 and can be subjected to corresponding internal stress, may cause the breakage of this part thus.
Summary of the invention
The object of the present invention is to provide a kind of mobile communication terminal that possesses the linear pattern printed circuit board (PCB), printed circuit board (PCB) in flip-shell mobile communication terminal turning cover part and the main frame portion is electrically connected required flexible printed wiring board has adopted the linear pattern shape with main printed circuit board, be rotated with respect to described main frame portion in described turning cover part and turn in the process of closing, can prevent to produce the internal stress and the flexural deformation that are applied to described flexible printed wiring board.
In order to realize as above purpose, a kind of mobile communication terminal with linearity softening printing circuit board of the present invention comprises following component part:
Printed circuit board (PCB) is handled the signal of telecommunication;
Main printed circuit board, welding promising described printed circuit board (PCB) provides the described signal of telecommunication required a plurality of chips;
Flexible printed wiring board is electrically connected described printed circuit board (PCB) and described main printed circuit board, and has adopted rectilinear form;
Turning cover part is equipped with described printed circuit board (PCB), also comprises connecting portion, and this connecting portion protrudes and is formed on the side end of described turning cover part length direction, and described connecting portion has first hole that described flexible printed wiring board is passed through;
Main frame portion, described main printed circuit board is installed, and on the front of this main frame minister degree direction one side end, has second hole, this second hole can make described flexible printed wiring board pass through on the front of this length direction one side end, and described main frame portion also comprises hinge, this hinge carries out hinge by hinge jockey and described connecting portion and is connected in the both sides in described second hole;
Wherein, described flexible printed wiring board will be electrically connected described printed circuit board (PCB) and described main printed circuit board by described first hole and described second hole.
In described main frame portion, also comprise first accepting groove that comprises described second hole and accommodated the described connecting portion of part in order to ensure the turning cover part rotation.
The perforate amplitude in described first hole satisfies the anglec of rotation of described turning cover part with respect to described main frame portion.
The perforate amplitude in described second hole satisfies the anglec of rotation of described turning cover part with respect to described main frame portion.
The invention provides a kind of mobile communication terminal, comprise following component part with linearity softening printing circuit board:
Printed circuit board (PCB) is handled the signal of telecommunication;
Main printed circuit board, welding promising described printed circuit board (PCB) provides the described signal of telecommunication required a plurality of chips;
Flexible printed wiring board is electrically connected described printed circuit board (PCB) and described main printed circuit board, and has adopted rectilinear form;
Turning cover part is equipped with described printed circuit board (PCB), also is included in to make first hole that described linearity softening printing circuit board passes through and the connecting portion that is arranged on both sides, first hole on the side end side central part of its length direction;
Main frame portion, described main printed circuit board is installed, also be included in second hole that on the front central part of its length direction one side end described flexible printed wiring board is passed through, but also comprise hinge, this hinge carries out hinge by hinge jockey and described connecting portion and is connected in the both sides in described second hole;
The flexible printed wiring board channel part is inserted between the described connecting portion, and is formed with the 3rd hole that described linearity softening printing circuit board is passed through;
Wherein, described linearity softening printing circuit board makes described printed circuit board (PCB) be electrically connected with described main printed circuit board by described first hole, second hole and the 3rd hole.
Described flexible printed wiring board channel part comprises following component part:
Main body section is inserted between described each connecting portion;
Connect lug, be formed on the length direction two sides of described main body section, be used to insert within the link slot that described each connecting portion has;
The 3rd hole forms on described main body section and position that described first hole, second hole are faced mutually, and the described main body section of break-through.
One side has fixed part in described the 3rd hole, and this fixed part has the 4th hole that is connected with described the 3rd hole.
Described fixed part is inserted in described first hole and fixes, and is used to prevent that described main body section from rotating with respect to described turning cover part.
Described fixed part is inserted in described second hole and fixes, and is used to prevent that described main body section from rotating with respect to described turning cover part.
Described turning cover part has second accepting groove, and this second accepting groove comprises described first hole, accommodates described part flexible printed wiring board channel part, makes described turning cover part with respect to the rotation of described main frame portion.
Described main frame portion has the 3rd accepting groove, and the 3rd accepting groove comprises described second hole, accommodates described part flexible printed wiring board channel part, makes described turning cover part with respect to the rotation of described main frame portion.
The perforate amplitude in described the 3rd hole will satisfy the anglec of rotation of described turning cover part with respect to described main frame portion.
According to aforesaid formation, beneficial effect of the present invention is, owing to be electrically connected required flexible printed wiring board with main printed circuit board and adopted the linear pattern shape to being arranged on printed circuit board (PCB) in flip-shell mobile communication terminal turning cover part and the main frame portion, therefore, turn in the process of closing with respect to the rotation of described main frame portion in described turning cover part, can reach and prevent to produce internal stress and the diastrophic effect that is applied on the described flexible printed wiring board.
Description of drawings
Fig. 1 to Fig. 3 is the accompanying drawing of relevant existing flip-shell mobile communication terminal, wherein,
Fig. 1 is the user mode and the outward appearance oblique view of relevant existing flip-shell mobile communication terminal;
Fig. 2 is relevant existing flip-shell mobile communication terminal plane graph with flexible printed wiring board;
Fig. 3 is the relevant state plane figure that existing flexible printed wiring board is rotated that closes along with turning over of flip-shell mobile communication terminal turning cover part;
Fig. 4 is based on the linearity softening printing circuit board plane graph of the embodiment of the invention;
Fig. 5 and Fig. 6 are relevant a kind of mobile communication terminal accompanying drawings with linearity softening printing circuit board based on the embodiment of the invention 1, wherein,
Fig. 5 is that relevant a kind of mobile communication terminal with linearity softening printing circuit board based on the embodiment of the invention 1 splits oblique view;
Fig. 6 is relevant a kind of mobile communication terminal plane graph with linearity softening printing circuit board based on the embodiment of the invention 1;
Fig. 7 to Fig. 9 is relevant a kind of mobile communication terminal accompanying drawing with linearity softening printing circuit board based on the embodiment of the invention 2, wherein,
Fig. 7 is that relevant a kind of mobile communication terminal with linearity softening printing circuit board based on the embodiment of the invention 2 splits oblique view;
Fig. 8 is relevant a kind of mobile communication terminal plane graph with linearity softening printing circuit board based on the embodiment of the invention 2;
Fig. 9 is relevant a kind of installation rear oblique view with mobile communication terminal of linearity softening printing circuit board based on the embodiment of the invention 2.
* the main identification division of accompanying drawing illustrates *
100: mobile communication terminal 200: main frame portion
The hole 202 in 201: the second: main printed circuit board
210: data input part 220: microphone portion
Accepting groove 300 in 230: the first: turning cover part
The hole 302 in 301: the first: printed circuit board (PCB)
310: 330: the second accepting grooves of image displaying part
500: hinge 501: the hinge jockey
510: connecting portion 520: virtual hinge
600: 610: the first connectors of flexible printed wiring board
Connector 700 in 620: the second: linearity softening printing circuit board
720: the second connectors of 710: the first connectors
800: 801: the three holes of channel part
810: main body section 820: connect lug
830: 831: the four holes of fixed part
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment of the present invention linearity softening printing circuit board and mobile communication terminal with described linearity softening printing circuit board are described in detail.
Fig. 4 is based on the linearity softening printing circuit board plane graph of the embodiment of the invention.As shown in Figure 4, based on the linearity softening printing circuit board 700 of the embodiment of the invention, described printed circuit board (PCB) 302 (referring to Fig. 6) and described main printed circuit board 202 (referring to Fig. 6) are electrically connected, and have possessed rectilinear form.
Linearity softening printing circuit board 700 based on the invention described above embodiment has and can be electrically connected required first connector 710, can be electrically connected required second connector 720 with described printed circuit board (PCB) 302 (referring to Fig. 6) at described main printed circuit board 202 (referring to Fig. 6), wherein, the part 701 that described first connector 710 and second connector 720 are electrically connected has adopted rectilinear form.
Below in conjunction with Fig. 5 to Fig. 9, the flip-shell mobile communication terminal 100 (referring to Fig. 5) with linearity softening printing circuit board 700 based on the foregoing embodiment of the invention is described.
Fig. 5 and Fig. 6 are relevant a kind of mobile communication terminal accompanying drawings with linearity softening printing circuit board 700 based on the embodiment of the invention 1, wherein, Fig. 5 is that relevant a kind of mobile communication terminal with linearity softening printing circuit board 700 based on the embodiment of the invention 1 splits oblique view; Fig. 6 is relevant a kind of mobile communication terminal plane graph with linearity softening printing circuit board 700 based on the embodiment of the invention 1.
As shown in Figure 5, comprised following component part based on the mobile communication terminal with linearity softening printing circuit board 700 of the embodiment of the invention 1: printed circuit board (PCB) 302, the signal of telecommunication is handled; Main printed circuit board 202, welding promising described printed circuit board (PCB) 302 provides the described signal of telecommunication required a plurality of chip (not shown); Linearity softening printing circuit board 700 is electrically connected described printed circuit board (PCB) 302 and described main printed circuit board 202, and has adopted rectilinear form; Turning cover part 300, described printed circuit board (PCB) 302 is installed, also comprise connecting portion 510, this connecting portion 510 protrudes on the position that forms at a side end of described turning cover part 300 length directions, and has first hole 301 that described linearity softening printing circuit board 700 is passed through.
And, mobile communication terminal based on the invention described above embodiment 1 with linearity softening printing circuit board 700, comprise following component part: main frame portion 200, described main printed circuit board 202 is installed, also has second hole 201 that described flexible printed wiring board 700 is passed through, but also comprise hinge 500, this hinge 500 carries out hinge by hinge jockey 501 with described connecting portion 510 and is connected (as shown in Figure 6) in the both sides in described second hole 201.Wherein, described flexible printed wiring board 700 will be electrically connected described printed circuit board (PCB) 302 and described main printed circuit board 202 by described first hole 301 and described second hole 201.
And, having in described main frame portion 200 makes described second hole 201 comprise within it and accommodate in order to ensure the rotation of described turning cover part 300 first accepting groove 230 of described part connecting portion 510, and the perforate amplitude in described first hole 301 satisfies the angle that described turning cover part 300 is rotated with respect to described main frame portion 200, and the perforate amplitude in perhaps described second hole 201 satisfies the angle that described turning cover part 300 is rotated with respect to described main frame portion 200.
Fig. 7 to Fig. 9 is relevant a kind of mobile communication terminal accompanying drawing with linearity softening printing circuit board based on the embodiment of the invention 2, wherein, Fig. 7 is that relevant a kind of mobile communication terminal with linearity softening printing circuit board based on the embodiment of the invention 2 splits oblique view; Fig. 8 is relevant a kind of mobile communication terminal plane graph with linearity softening printing circuit board based on the embodiment of the invention 2; Fig. 9 is relevant a kind of installation rear oblique view with mobile communication terminal of linearity softening printing circuit board based on the embodiment of the invention 2.
Show as Fig. 7 to Fig. 9, comprise based on a kind of mobile communication terminal 100 of the embodiment of the invention with linearity softening printing circuit board 700: printed circuit board (PCB) 302, the signal of telecommunication is handled; Main printed circuit board 202, welding promising described printed circuit board (PCB) 302 provides the described signal of telecommunication required a plurality of chip (not shown); Linearity softening printing circuit board 700 is electrically connected described printed circuit board (PCB) 302 and described main printed circuit board 202, and has adopted rectilinear form.
And, comprise at a kind of mobile communication terminal 100: turning cover part 300 with linearity softening printing circuit board 700 based on the embodiment of the invention, described printed circuit board (PCB) 302 is installed, also is included in and makes first hole 301 that described linearity softening printing circuit board 700 passes through and the connecting portion 510 that is arranged on 301 both sides, first hole on the side end side central part of its length direction; Main frame portion 200, described main printed circuit board 202 is installed, also has second hole 201 that described flexible printed wiring board 700 is passed through, but also comprise hinge 500, this hinge carries out hinge by hinge jockey 501 with described connecting portion 510 and is connected in the both sides in described second hole 201.
In the foregoing mobile communication terminal 100 that has linearity softening printing circuit board 700 based on the embodiment of the invention a kind of, comprise flexible printed wiring board channel part 800, be inserted between the described connecting portion 510, and be formed with the 3rd hole 801 that described linearity softening printing circuit board 700 is passed through, wherein, described linearity softening printing circuit board 700 will be by described first hole 301, second hole 201 and the 3rd hole 801, can guarantee being electrically connected of described printed circuit board (PCB) 302 and described main printed circuit board 202 thus.
In described formation, described flexible printed wiring board channel part 800 comprises following component part: main body section 810 can be inserted between described each connecting portion 510; Connect lug 820, on the length direction two sides of described main body section 810, respectively be formed with corresponding connection lug 820, be used to insert in the link slot 511 that described each connecting portion 510 had; The 3rd hole 801, for combining between described connecting portion 510 and the described hinge 500, and the 3rd hole 801 of described main body section 810 that on the right position of described main body section 810 and described first hole 301, described second hole 201 equiphase surfaces, has been formed with break-through.
Side in described the 3rd hole 801 forms fixed part 830, this fixed part 830 has the 4th hole 831 that is connected with described the 3rd hole 801, described fixed part 830 is characterised in that, in order to prevent that described main body section 810 is with respect to described turning cover part 300 rotations, be inserted in described first hole 301 and fix, perhaps in order to prevent that described main body section 810 with respect to described turning cover part 300 rotations, is inserted in described second hole 201 and fixes.
And, based on a kind of mobile communication terminal 100 of the invention described above embodiment, can have second accepting groove 330 or the 3rd accepting groove (as first accepting groove 230 shown in Fig. 5) with linearity softening printing circuit board 700.Wherein, second accepting groove 330 is formed on the described mobile communication terminal turning cover part 300, and comprises described first hole 301.In order to make described turning cover part 300, accommodate described part flexible printed wiring board channel part 800 by second accepting groove 330 with respect to 200 rotations of described main frame portion.And the 3rd accepting groove 230 is formed at described mobile communication terminal 100 main frame portions 200, and comprise described second hole 201.In order to make described turning cover part 300, accommodate described part flexible printed wiring board channel part 800 by the 3rd accepting groove 230 with respect to 200 rotations of described main frame portion.
The 3rd hole with foregoing formation, its perforate amplitude will satisfy the anglec of rotation of described turning cover part 300 with respect to described main frame portion 200, when described turning cover part 300 with respect to 200 rotations of described main frame portion with execution renovate turn over closing operation the time, make described linearity softening printing circuit board 700 by described first hole 301, second hole 201 and the 3rd hole 801, thereby can connect described printed circuit board (PCB) 302 and described main printed circuit board 202.
As mentioned above, based on a kind of mobile communication terminal of the present invention with linearity softening printing circuit board, owing to have the linearity softening printing circuit board that the printed circuit board (PCB) that is arranged in flip-shell mobile communication terminal turning cover part and the main frame portion is electrically connected with main printed circuit board, therefore, have and turn over fashionablely with respect to the rotation of described main frame portion, can prevent to be applied to internal stress and diastrophic effect on the described flexible printed wiring board when described turning cover part.
Above specific embodiment only is used to illustrate the present invention, but not is used to limit the present invention.