CN108702401A - Mobile terminal - Google Patents
Mobile terminal Download PDFInfo
- Publication number
- CN108702401A CN108702401A CN201780006179.3A CN201780006179A CN108702401A CN 108702401 A CN108702401 A CN 108702401A CN 201780006179 A CN201780006179 A CN 201780006179A CN 108702401 A CN108702401 A CN 108702401A
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- China
- Prior art keywords
- connecting plate
- circuit board
- mobile terminal
- plate
- sub
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/50—Fixed connections
- H01R12/59—Fixed connections for flexible printed circuits, flat or ribbon cables or like structures
- H01R12/62—Fixed connections for flexible printed circuits, flat or ribbon cables or like structures connecting to rigid printed circuits or like structures
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0277—Details of the structure or mounting of specific components for a printed circuit board assembly
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Abstract
A kind of mobile terminal, including device, main circuit board, auxiliary circuit plate and first circuit board.First circuit board includes integrated molding and sequentially connected first connecting plate, the second connecting plate and third connecting plate.First connecting plate connects main circuit board, and third connecting plate connects auxiliary circuit plate.Device includes two surfaces being oppositely arranged and all sides being connected between two surfaces.Main circuit board, the second connecting plate and auxiliary circuit plate surround all sides and are arranged, and the wiring side of the second connecting plate is arranged towards all sides.The mobile terminal complete machine thinner thickness.
Description
This application claims the excellent of the Chinese patent application for the application number 201710061353.6 submitted on January 25th, 2017
It first weighs, entire contents are incorporated herein by way of introduction in this.
Technical field
This application involves technical field of communication equipment more particularly to a kind of mobile terminals.
Background technology
In the mobile terminals such as smart mobile phone, polylith printed circuit board (Printed Circuit can be sometimes used
Board, PCB).As soon as needing to build connection when more than piece of the printed circuit board in mobile phone, between each printed circuit board
Carry out the communication of data and energy.
Majority smart mobile phone all uses the design architecture of three-stage at present, mainboard is arranged in battery upper end, in battery lower end
Platelet is set, mainboard and platelet, flexible circuit are connected using flexible PCB (Flexible Printed Circuit, FPC)
Plate is crossed on the upper surface location or lower surface position of battery, namely set between display screen and battery or battery and rear cover it
Between.Thus, which the thickness direction in smart mobile phone is arranged in flexible PCB, the entirety of smart mobile phone is inevitably increased
Thickness is unfavorable for the lightening development of smart mobile phone.
Invention content
The embodiment of the present application technical problem to be solved is to provide a kind of mobile terminal of complete machine thinner thickness.
To achieve the goals above, the application embodiment adopts the following technical scheme that:
The embodiment of the present application provides a kind of mobile terminal, including device, main circuit board, auxiliary circuit plate and the first circuit
Plate.The first circuit board includes integrated molding and sequentially connected first connecting plate, the second connecting plate and third connecting plate.
First connecting plate connects the main circuit board, and the third connecting plate connects the auxiliary circuit plate.The device includes phase
Two surfaces to setting and all sides being connected between described two surfaces.The main circuit board, second connecting plate
And the auxiliary circuit plate, around all side settings, the wiring side of second connecting plate is arranged towards all sides.
In the present embodiment, it is arranged around all sides due to second connecting plate of the first circuit board,
Therefore the width direction in the mobile terminal is arranged in second connecting plate, reduces the mobile terminal in its thickness direction
On number of devices, so as to make full use of the space of the mobile terminal in the width direction, save it is described it is mobile eventually
The space of end in the thickness direction thereof, advantageously reducing the complete machine thickness of the mobile terminal (can reduce 0.1mm~0.2mm, very
To more), the complete machine thinner thickness of the mobile terminal.Since the wiring side of second connecting plate is set towards all sides
It sets, therefore the thickness that size of second connecting plate in the width direction of the mobile terminal is second connecting plate,
The thickness of second connecting plate is smaller, therefore the increased dimension scale very little of complete machine width institute of the mobile terminal so that
The mobile terminal still has preferable user experience.
It should be understood that since the mobile terminal reduces number of devices in the thickness direction thereof, complete machine is reduced
Thickness, therefore the front housing of the mobile terminal and/or the design difficulty of rear shell and difficulty of processing are reduced, be conducive to described in simplification
The front housing of mobile terminal and/or the structure of rear shell and manufacturing procedure, reduce the production cost of the mobile terminal.
Wherein, between the wiring side of second connecting plate and the side of close second connecting plate of all sides
It is substantially parallel so that second connecting plate space occupied in the width direction of the mobile terminal is smaller, is conducive to
Rationally control the complete machine width dimensions of the mobile terminal.
In other embodiments, the wiring side of second connecting plate is connect with close described the second of all sides
The angle less than or equal to 15 ° can be formed between the side of plate, to reduce the assembling difficulty of the mobile terminal.
Wherein, turnover structure is constituted between first connecting plate and second connecting plate.In other words, described first connects
The relatively described second connecting plate fold of fishplate bar, the wiring side of first connecting plate are not parallel to the wiring of second connecting plate
Face.At this point, first connecting plate can smoothly be overlapped on surface (such as the table for carrying component of the main circuit board
Face) on.The wiring side of first connecting plate can be substantially parallel to the surface of the main circuit board, to reduce by first circuit
The packaging technology difficulty of plate and the main circuit board.
End of first connecting plate far from second connecting plate can connect the main circuit board by connector.Institute
It can be ZIF (Zero Insertion Force, zero insertion force) connectors or BTB (Board to board, plate pair to state connector
Plate) connector.
Wherein, turnover structure is constituted between the third connecting plate and second connecting plate.In other words, the third connects
The relatively described second connecting plate fold of fishplate bar, the wiring side of the third connecting plate are not parallel to the wiring of second connecting plate
Face.At this point, the third connecting plate can smoothly be overlapped on surface (such as the table for carrying component of the auxiliary circuit plate
Face) on.The wiring side of the third connecting plate can be substantially parallel to the surface of the auxiliary circuit plate, to reduce the tertiary circuit
The packaging technology difficulty of plate and the auxiliary circuit plate.
End of the third connecting plate far from second connecting plate can connect the auxiliary circuit plate by connector.Institute
It can be ZIF (Zero Insertion Force, zero insertion force) connectors or BTB (Board to board, plate pair to state connector
Plate) connector.
Wherein, the first circuit board is two-ply or multi-layer board.The number of plies of the first circuit board can be needed according to transmission
It asks and is configured.
In one embodiment, second connecting plate includes being stacked in the width direction of the mobile terminal
The first sub- connecting plate and the second sub- connecting plate, the both ends of the first sub- connecting plate are separately connected the described second sub- connecting plate
Both ends.At this point, the interlude (being connected between the both ends of the described first sub- connecting plate) of the first sub- connecting plate and described the
Hollow out is arranged between the interlude (being connected between the both ends of the described second sub- connecting plate) of two sub- connecting plates, is not connected to each other,
To be conducive to the folding and molding of second connecting plate.The layer knot of the first sub- connecting plate and the second sub- connecting plate
Structure setting is identical as first connecting plate.
In the present embodiment, due to the electric conduction routing of second connecting plate can be arranged in the described first sub- connecting plate and
In the second sub- connecting plate namely signal transmission can be achieved in the first sub- connecting plate and the second sub- connecting plate, because
Even if this size of second connecting plate on the thickness direction of the mobile terminal is restricted second connecting plate
It can be by increasing the cabling number of plies in the width direction of the mobile terminal, to ensure or improve the biography of second connecting plate
Movement Capabilities.
It should be understood that second connecting plate further includes end connecting plate, for connecting described first correspondingly
The both ends at the both ends of sub- connecting plate and the second sub- connecting plate, the end connecting plate and the described first sub- connecting plate and described
Second sub- connecting plate is integrally formed.
Wherein, the first circuit board can be flexible circuit board, rigid-flexible circuit board or hard circuit board.Described first
When circuit board is flexible circuit board, gap can be formed in the intermediate region of second connecting plate, then be folded with shape along gap
At the be stacked first sub- connecting plate and the second sub- connecting plate.
Wherein, second connecting plate further includes the sub- connecting plate of third, and the sub- connecting plate of third connects with second son
Fishplate bar is stacked.The sub- connecting plate of third is set to side of the described second sub- connecting plate far from the described first sub- connecting plate,
Or the sub- connecting plate of third is set between the described second sub- connecting plate and the first sub- connecting plate.The sub- connecting plate of third
Both ends be separately connected the both ends (and both ends of the first sub- connecting plate) of the described second sub- connecting plate.At this point, described second
The electric conduction routing of connecting plate can be arranged in the described first sub- connecting plate, the second sub- connecting plate and the sub- connecting plate of the third
It is interior.
Wherein, one end of the described first sub- connecting plate connects first connecting plate, and the second sub- connecting plate is far from institute
The one end for stating the first connecting plate connects the third connecting plate.Since the both ends of the described first sub- connecting plate are separately connected described
The both ends of two sub- connecting plates, therefore first connecting plate for being connected to one end of the described first sub- connecting plate can be by described
One sub- connecting plate and the second sub- connecting plate transmit signal, and the third for being connected to one end of the described second sub- connecting plate connects
Fishplate bar can transmit signal by the described first sub- connecting plate and the second sub- connecting plate.
In the present embodiment, after first circuit board flattening, first connecting plate, second connecting plate and
The third connecting plate generally comprises Z-shaped plate, be conducive to improve jigsaw utilization rate, to reduce the first circuit board at
This.
In one embodiment, the mobile terminal further includes second circuit board.The second circuit board includes one
Molding and sequentially connected first segment, second segment and third section.The main circuit board is equipped with radio circuit, the auxiliary circuit
Plate is equipped with antenna feed point, and the first segment connects the main circuit board to be electrically connected to the radio circuit, the third section
The auxiliary circuit plate is connected to be electrically connected to the antenna feed point, the second segment is around all side settings.
It should be understood that the second circuit board can be used with the same or analogous structure of the first circuit board, it is described
First segment can be used can be used and second connecting plate with the same or analogous structure of the first connecting plate, the second segment
Same or analogous structure, the third section can be used and the same or analogous structure of third connecting plate.
In the present embodiment, since the second circuit board is for connecting the radio frequency circuit board and antenna feed point, because
The radio frequency line of the antenna module of this mobile terminal is arranged on the second circuit board, utilizes the layer of the second circuit board
Folded setting and cabling are arranged to control the impedance of radio frequency line, so as to save coaxial cable, reduce the whole of the mobile terminal
Machine thickness.
Wherein, the second circuit board further includes the 4th section and the 5th section.Described 4th section is connected to the second segment and connects
One end of the first segment is connect, described 4th section is arranged with the first segment interval.Described 5th section is connected to the second segment
One end of the third section is connected, described 5th section intersegmental every setting with the third.The 4th section of connection main circuit
Plate, the 5th section of connection auxiliary circuit plate.Described 4th section can be used and the same or analogous structure of the first segment, institute
The 5th section is stated to can be used and the same or analogous structure of third section.
In the present embodiment, it is isolated from each other with the first segment for described 4th section, for being connected to the main circuit board
Different location or device, described 5th section and the third section be isolated from each other, the difference for being connected to the auxiliary circuit plate
Position or device, therefore the second circuit board can be used for transmission different signals simultaneously.
Wherein, the second segment includes the first cabling and the second cabling being isolated from each other, described in the first cabling connection
First segment and the third section, described 4th section and described 5th section of the second cabling connection.At this point, first cabling and
Second cabling can be used for transmitting different signals.
Wherein, between the first segment and the main circuit board by the first connector connect, described 4th section with it is described
It is connected by the second connector between main circuit board, the type of the type of first connector and second connector is not
Together.Since the first segment is used for transmission different signals from described 4th section, carried out by different types of connector
Signal transmission can be better achieved in connection.
Wherein, the second segment is stacked with second connecting plate.
In one embodiment, the mobile terminal further includes display screen and tertiary circuit plate, the display screen and institute
Device is stated to be stacked.The display screen includes the flexible PCB of display panel and the electrical connection display panel, described soft
Auxiliary circuit plate described in property circuit board electrical connection.The tertiary circuit plate include integrally formed first part, second part and
Part III, the first part connect the main circuit board, and the Part III connects the auxiliary circuit plate to be electrically connected to
The flexible PCB, the second part is around all side settings.In the present embodiment, the tertiary circuit plate is used
Communication between the realization mainboard and the display panel.
It should be understood that the tertiary circuit plate can be used with the same or analogous structure of the first circuit board, it is described
First part can be used can be used and second company with the same or analogous structure of the first connecting plate, the second part
The same or analogous structure of fishplate bar, the Part III can be used and the same or analogous structure of third connecting plate.
Wherein, the second part is respectively arranged on the both sides of the device with second connecting plate.
In one embodiment, the second connecting plate fitting all side settings.At this point, the first circuit board
Part is bonded the device setting, the space between the first circuit board and the device can be saved, described in reducing
The complete machine width of mobile terminal.
Wherein, the second segment of the second circuit board is bonded the second connecting plate setting.
In one embodiment, the mobile terminal further includes shell, and the device is all provided with the first circuit board
In the enclosure interior.Second connecting plate is bonded the inner wall setting of the shell.At this point, the first circuit board part patch
The inner wall setting for closing the shell, can save the space between the first circuit board and the shell, described in reducing
The complete machine width of mobile terminal.
Wherein, the second circuit board and the tertiary circuit plate are arranged at the enclosure interior.The second circuit
Second segment described in plate is bonded the second connecting plate setting.The tertiary circuit plate is separately positioned on institute with the first circuit board
The opposite sides of device is stated, the tertiary circuit plate is bonded the inner wall setting of the shell.
Description of the drawings
Fig. 1 is that the embodiment of the present application provides a kind of structural schematic diagram of mobile terminal.
Fig. 2 is the sectional view of the structure along II-II line in Fig. 1.
Fig. 3 is the schematic diagram of the part-structure of mobile terminal shown in Fig. 1.
Fig. 4 is the optical cable one of structure shown in Fig. 3.
Fig. 5 is the optical cable two of structure shown in Fig. 3.
Fig. 6 is the optical cable three of structure shown in Fig. 3.
Fig. 7 is a kind of structural schematic diagram of embodiment of the first circuit board of mobile terminal shown in Fig. 1.
Fig. 8 is the part-structure schematic diagram of first circuit board shown in Fig. 7.
Fig. 9 is structural schematic diagram of the first circuit board shown in Fig. 7 in flat.
Figure 10 is structural representation of the another embodiment in flat of the first circuit board of mobile terminal shown in Fig. 1
Figure.
Figure 11 is the structural schematic diagram of the second circuit board of mobile terminal shown in Fig. 1.
Figure 12 is structural schematic diagram of the second circuit board shown in Figure 11 in flat.
Specific implementation mode
The embodiment of the present application is described with reference to the attached drawing in the embodiment of the present application.
Also referring to Fig. 1 to Fig. 9, the embodiment of the present application provides a kind of mobile terminal 100.The mobile terminal 100 can
To be mobile phone, tablet computer, laptop, wearable device etc..
The mobile terminal 100 includes device 1, main circuit board 2, auxiliary circuit plate 3 and first circuit board 4.Described first
Circuit board 4 includes integrated molding and sequentially connected first connecting plate 41, the second connecting plate 42 and third connecting plate 43.It is described
First connecting plate 41 connects the main circuit board 2, and the third connecting plate 43 connects the auxiliary circuit plate 3.First circuit
Electric conduction routing passes through first connecting plate 41, second connecting plate 42 and the third connecting plate 43 successively in plate 4.Institute
It states electric conduction routing and connects the main circuit board 2 and the auxiliary circuit plate 3, to realize the main circuit board 2 and the auxiliary circuit
Communication between plate 3.The device 1 includes two surfaces 11 being oppositely arranged and the week being connected between described two surfaces 11
Side 12.Described two surfaces 11 are arranged substantially in parallel.The distance between described two surfaces 11 are much smaller than all sides 12
Two opposite flanks between spacing, the thickness direction X of the mobile terminal 100 is approximately perpendicular to described two surfaces 11.
The main circuit board 2, second connecting plate 42 and the auxiliary circuit plate 3 are arranged around all sides 12, and described second
The wiring side 420 of connecting plate 42 is arranged towards all sides 12.
Specifically, the main circuit board 2, second connecting plate 42 and the auxiliary circuit plate 3 be arranged in it is described
The periphery of all sides 12, the main circuit board 2 can be arranged close to the upper side 121 of all sides 12, and the auxiliary circuit plate 3 can
Downside 122 close to all sides 12 is arranged, and second connecting plate 42 can be close to the left side 123 of all sides 12
Or right side 124 is arranged.The width direction Y of the mobile terminal 100 is roughly parallel to described two surfaces 11 and substantially vertical
In the left side 123 or the right side 124.The surface 21 for carrying component of the main circuit board 2 is substantially parallel
In described two surfaces 11, the main circuit board 2 is arranged close to the surface of the device 1 towards the upper side 121.It is described
The surface 31 for carrying component of auxiliary circuit plate 3 is roughly parallel to described two surfaces 11, the auxiliary circuit plate 3 it is close
The surface of the device 1 is arranged towards the downside 122.The wiring side 420 of second connecting plate 42 refers to described second
Connecting plate 42 for the face of electric conduction routing of arranging, the wiring side 420 of second connecting plate 42 towards the left side 123 or
Right side 124 is arranged.Wiring side 420 of the thickness direction of second connecting plate 42 perpendicular to second connecting plate 42.This
The direction term being previously mentioned in application, for example, "upper", "lower", "left", "right" etc., are only the directions of refer to the attached drawing, therefore above-mentioned
Direction term be not instruction imply signified device or element must have a particular orientation, with specific azimuth configuration and
Operation, should not be understood as the limitation to the application.
In the present embodiment, it is set around all sides 12 due to second connecting plate 42 of the first circuit board 4
It sets, therefore the width direction Y in the mobile terminal 100 is arranged in second connecting plate 42, reduces the mobile terminal 100
Number of devices on its thickness direction X, so as to make full use of sky of the mobile terminal 100 on its width direction Y
Between, space of the mobile terminal 100 on its thickness direction X is saved, the complete machine for advantageously reducing the mobile terminal 100 is thick
It spends (0.1mm~0.2mm can be reduced, even more), the complete machine thinner thickness of the mobile terminal 100.Due to second company
The wiring side 420 of fishplate bar 42 is arranged towards all sides 12, therefore second connecting plate 42 is in the mobile terminal 100
Size on width direction Y is the thickness of second connecting plate 42, and the thickness of second connecting plate 42 is smaller therefore described
The increased dimension scale very little of complete machine width institute of mobile terminal 100 so that the mobile terminal 100 still has preferable user
Experience sense.
It should be understood that since the mobile terminal 100 reduces the number of devices on its thickness direction X, reduce
Complete machine thickness, therefore the front housing of the mobile terminal 100 and/or the design difficulty of rear shell and difficulty of processing are reduced, be conducive to
Simplify the front housing of the mobile terminal 100 and/or the structure and manufacturing procedure of rear shell, reduces the production of the mobile terminal 100
Cost.
It should be understood that when part second connecting plate 42 stretches into the between the main circuit board 2 and the device 1
Described the second of first gap when facilitating first connecting plate 41 to be connected to the main circuit board 2, is stretched into one gap
The wiring side 420 of connecting plate 42 is arranged towards the upper side 121.When part second connecting plate 42 stretches into the auxiliary circuit
The second gap between plate 3 and the device 1 is stretched into when facilitating the third connecting plate 43 to be connected to the auxiliary circuit plate 3
The wiring side 420 of second connecting plate 42 in second gap is arranged towards the downside 122.
It should be understood that the device 1 can be to be arranged in appointing between the main circuit board 2 and the auxiliary circuit plate 3
Meaning component, the application are illustrated so that the device 1 is battery as an example.On the thickness direction X of the mobile terminal 100, institute
The size for stating the second connecting plate 42 is less than or equal to the size of the device 1, described to avoid second connecting plate 42 from increasing
The complete machine thickness of mobile terminal 100.
Optionally, close second connecting plate of the wiring side 420 of second connecting plate 42 and all sides 12
It is substantially parallel between 42 side (such as the left side 123 or described right side 124) so that second connecting plate 42 exists
Occupied space is smaller on the width direction Y of the mobile terminal 100, is conducive to rationally control the mobile terminal 100
Complete machine width dimensions.
In other embodiments, the wiring side 420 of second connecting plate 42 with all sides 12 close to described
The folder less than or equal to 15 ° can be formed between the side (such as the left side 123 or described right side 124) of second connecting plate 42
Angle, to reduce the assembling difficulty of the mobile terminal 100.
Optionally, turnover structure is constituted between first connecting plate 41 and second connecting plate 42.In other words, described
Relatively described second connecting plate 42 of first connecting plate 41 turns down, and the wiring side of first connecting plate 41 (for arranging, walk by conduction
The face of line) it is not parallel to the wiring side 420 of second connecting plate 42.At this point, first connecting plate 41 can be smoothly overlapped on
The surface (such as surface 21 for carrying component) of the main circuit board 2.The wiring side of first connecting plate 41 can
It is roughly parallel to the surface of the main circuit board 2, to reduce the packaging technology of the first circuit board 4 and the main circuit board 2
Difficulty.
End of first connecting plate 41 far from second connecting plate 42 can connect the main electricity by connector 411
Road plate 2.The connector 411 can be ZIF (Zero Insertion Force, zero insertion force) connectors or BTB (Board to
Board, plate is to plate) connector.
Optionally, turnover structure is constituted between the third connecting plate 43 and second connecting plate 42.In other words, described
Relatively described second connecting plate 42 of third connecting plate 43 turns down, and the wiring side of the third connecting plate 43 (for arranging, walk by conduction
The face of line) it is not parallel to the wiring side 420 of second connecting plate 42.At this point, the third connecting plate 43 can be smoothly overlapped on
The surface (such as surface 31 for carrying component) of the auxiliary circuit plate 3.The wiring side of the third connecting plate 43 can
It is roughly parallel to the surface of the auxiliary circuit plate 3, to reduce the packaging technology of the tertiary circuit plate 7 and the auxiliary circuit plate 3
Difficulty.
End of the third connecting plate 43 far from second connecting plate 42 can connect the auxiliary electricity by connector 431
Road plate 3.The connector 431 can be ZIF (Zero Insertion Force, zero insertion force) connectors or BTB (Board to
Board, plate is to plate) connector.
Optionally, the first circuit board 4 is two-ply or multi-layer board.The number of plies of the first circuit board 4 can be according to biography
Defeated demand is configured.
Also referring to Fig. 6 to Figure 10, as a kind of alternative embodiment, second connecting plate 42 is included in the movement
The first sub- connecting plate 421 being stacked on the width direction Y of terminal 100 and the second sub- connecting plate 422.The first son connection
The both ends 4211 of plate 421 are separately connected the both ends 4221 of the described second sub- connecting plate 422.At this point, the first sub- connecting plate 421
Interlude 4212 (being connected between the both ends 4211 of the described first sub- connecting plate 421) and the described second sub- connecting plate 422
Hollow out is arranged between interlude 4222 (being connected between the both ends 4221 of the described second sub- connecting plate 422), is not connected to each other, from
And be conducive to the folding and molding of second connecting plate 42.The first sub- connecting plate 421 and the second sub- connecting plate 422
Layer structure setting it is identical as first connecting plate 41.
In the present embodiment, since the electric conduction routing of second connecting plate 42 can be arranged in the described first sub- connecting plate
421 and the second sub- connecting plate 422 in namely the first sub- connecting plate 421 and the second sub- connecting plate 422 can be real
Existing signal transmission, therefore even if size of second connecting plate 42 on the thickness direction X of the mobile terminal 100 is limited
System, second connecting plate 42 also can be by increasing the cabling number of plies on the width direction Y of the mobile terminal 100, to protect
Demonstrate,prove or improve the transmittability of second connecting plate 42.
It should be understood that second connecting plate 42 further includes end connecting plate 423, described in connection correspondingly
The both ends 4221 at the both ends 4211 of the first sub- connecting plate 421 and the second sub- connecting plate 422, the end connecting plate 423 with
The first sub- connecting plate 421 and the second sub- connecting plate 422 are integrally formed.
Optionally, the first circuit board 4 can be flexible circuit board, rigid-flexible circuit board or hard circuit board.It is described
When first circuit board 4 is flexible circuit board, gap can be formed in the intermediate region of second connecting plate 42, then be rolled over along gap
Folded the first sub- connecting plate 421 and the second sub- connecting plate 422 being stacked with formation.
Optionally, second connecting plate 42 further includes the sub- connecting plate 424 of third, the sub- connecting plate 424 of the third and institute
The second sub- connecting plate 422 is stated to be stacked.The sub- connecting plate 424 of third is set to the described second sub- connecting plate 422 far from described
The both ends 4241 of the side of first sub- connecting plate 421, the sub- connecting plate of the third 424 are separately connected the described second sub- connecting plate
422 both ends 4221.At this point, the electric conduction routing of second connecting plate 42 can be arranged in the described first sub- connecting plate 421, described
In second sub- connecting plate 422 and the sub- connecting plate of the third 424.
Optionally, one end of the described first sub- connecting plate 421 connects first connecting plate 41, the second sub- connecting plate
422 one end far from first connecting plate 41 connect the third connecting plate 43.Due to the two of the described first sub- connecting plate 421
End 4211 is separately connected the both ends 4221 of the described second sub- connecting plate 422, therefore is connected to the one of the described first sub- connecting plate 421
First connecting plate 41 at end can transmit signal by the described first sub- connecting plate 421 and the second sub- connecting plate 422, even
The third connecting plate 43 for being connected to one end of the described second sub- connecting plate 422 can be by the described first sub- connecting plate 421 and institute
State the second sub- connecting plate 422 transmission signal.
In the present embodiment, after the first circuit board 4 flattens, first connecting plate 41, second connecting plate 42
And the third connecting plate 43 generally comprises Z-shaped plate, is conducive to improve jigsaw utilization rate, to reduce by first circuit
The cost of plate 4.
Also referring to Fig. 2 to Figure 12, as a kind of alternative embodiment, the mobile terminal 100 further includes second circuit
Plate 5.The second circuit board 5 includes integrated molding and sequentially connected first segment 51, second segment 52 and third section 53.It is described
Main circuit board 2 is equipped with radio circuit 22, and the auxiliary circuit plate 3 is equipped with antenna feed point 23, and the first segment 51 connects described
For main circuit board 2 to be electrically connected to the radio circuit 22, it is described to be electrically connected to that the third section 53 connects the auxiliary circuit plate 3
Antenna feed point 23, the second segment 52 are arranged around all sides 12.
It should be understood that the second circuit board 5 can be used and 4 same or analogous structure of the first circuit board, institute
It states first segment 51 and can be used and can be used and described with first connecting plate, 41 same or analogous structure, the second segment 52
Two connecting plates, 42 same or analogous structure, the third section 53 can be used and 43 same or analogous knot of the third connecting plate
Structure.
In the present embodiment, since the second circuit board 5 is for connecting 22 plate of the radio circuit and antenna feed point 23,
Therefore the radio frequency line of the antenna module of the mobile terminal 100 is arranged on the second circuit board 5, utilizes the second circuit
Plate 5 is stacked the impedance that radio frequency line is controlled with cabling setting, so as to save coaxial cable, reduces described mobile whole
The complete machine thickness at end 100.
Optionally, the second circuit board 5 further includes the 4th section 54 and the 5th section 55.Described 4th section 54 be connected to it is described
Second segment 52 connects one end of the first segment 51, and described 4th section 54 is arranged with the interval of the first segment 51.Described 5th section
55 are connected to one end that the second segment 52 connects the third section 53, and described 5th section 55 sets with the third section 53 interval
It sets.4th section of 54 connection main circuit board 2, described 5th section 55 connects the auxiliary circuit plate 3.Described 4th section 54 can
Using with 51 same or analogous structure of the first segment, described 5th section 55 can be used it is same or similar with the third section 53
Structure.
In the present embodiment, it is isolated from each other with the first segment 51 for described 4th section 54, for being connected to the main circuit
The different location or device of plate 2, described 5th section 55 and the third section 53 are isolated from each other, for being connected to the auxiliary circuit plate
3 different location or device, therefore the second circuit board 5 can be used for transmission different signals simultaneously.
It should be understood that the first segment 51, the third section 53, it is described 4th section 54 and it is described 5th section 55 with
Turnover structure is formed between the second segment 52, it can be real by optimizing the location layout of the turnover structure of the second circuit board 5
The layout of multilayer circuit board under the existing confined space so that the second circuit board 5 realizes stronger signal transmission capabilities, optimizes institute
State the internal structure arrangement of mobile terminal 100.
Optionally, the second segment 52 includes the first cabling 521 and the second cabling 522 being isolated from each other, and described first walks
Line 521 connects the first segment 51 and the third section 53, and second cabling 522 connects described 4th section 54 and the described 5th
Section 55.At this point, first cabling 521 and second cabling 522 can be used for transmitting different signals.For example, described first
Cabling 521 can be used for transmission antenna signal, and second cabling 522 can be used for transmitting the main circuit board 2 and the auxiliary circuit
Power supply signal between plate 3, at this time the first circuit board 4 can be only used for transmitting the main circuit board 2 and the auxiliary circuit plate 3
Between data-signal (including control signal), to reduce to 4 transmission demand of the first circuit board.In other words, the application
Single circuit board (such as the first circuit board 4 and described second circuit board 5) in can transmit different signals, can will also pass
The defeated higher signal of demand point is transmitted in different circuit boards, therefore the circuit board trace row of the mobile terminal 100
Cloth is more flexible, also more can rationally meet the signal transmission demand of the mobile terminal 100.
Optionally, it is connected by the first connector 511 between the first segment 51 and the main circuit board 2, the described 4th
It is connected by the second connector 541 between section 54 and the main circuit board 2, the type of first connector 511 and described the
The type of two connectors 541 is different.Since the first segment 51 is used for transmission different signals from described 4th section 54, lead to
Signal transmission can be better achieved by crossing different types of connector and being attached.Certainly, in other embodiments, described first
The type of connector 511 can also be identical with the type of second connector 541.
Optionally, the second segment 52 is stacked with second connecting plate 42.At this point, the second circuit board 5 with
The first circuit board 4 is substantially stacked, and the second circuit board 5 is arranged with the first circuit board 4 in the device 1
The same side, so as to make full use of the inner space of the mobile terminal 100.Certainly, in other embodiments, described
The opposite sides in the device 1, such as the cloth of the second segment 52 can also be set with second connecting plate 42 two section 52
Line face is arranged in face of the left side 123, and the wiring side 420 of second connecting plate 42 is arranged in face of the right side 124.
Also referring to Fig. 1 to Fig. 9, as a kind of alternative embodiment, the mobile terminal 100 further includes 6 He of display screen
Tertiary circuit plate 7, the display screen 6 are stacked with the device 1, and the display surface of the display screen 6 is roughly parallel to described
Two surfaces 11.The display screen 6 includes display panel 61 and the flexible PCB 62 for being electrically connected the display panel 61, described
Flexible PCB 62 is electrically connected the auxiliary circuit plate 3.The tertiary circuit plate 7 includes integrally formed first part 71, second
Part 72 and Part III 73, the first part 71 connect the main circuit board 2, and the Part III 73 connects described auxiliary
To be electrically connected to the flexible PCB 62, the second part 72 is arranged circuit board 3 around all sides 12.In this implementation
In example, the tertiary circuit plate 7 is for realizing the communication between the main circuit board 2 and the display panel 61.
It should be understood that the tertiary circuit plate 7 can be used and 4 same or analogous structure of the first circuit board, institute
State first part 71 can be used with first connecting plate, 41 same or analogous structure, the second part 72 can be used and institute
42 same or analogous structure of the second connecting plate is stated, or phase identical as the third connecting plate 43 can be used in the Part III 73
As structure.
Optionally, the mobile terminal 100 further includes cover board 8, and the cover board 8 is fitted in the separate institute of the display screen 6
On the surface for stating device 1.The cover board 8 is transparent hard plate, so as to the inner body to the mobile terminal 100
(such as described display screen 6) plays a good protective effect, and can realize good light transmission effect.The cover board 8 can be
Glass cover-plate 8.
Optionally, it (refers to that touch panel function is embedded into liquid crystal that In-cell formulas touch screen, which can be used, in the display screen 6
Structure in pixel) or On-cell formulas touch screen (refer to that touch panel function is embedded into colored filter substrate and polarizer
Between structure).In other embodiments, the display screen 6 can also be used external hanging type touch screen, namely by touch panel and
Display panel 61 is stacked to be formed, and the touch panel is arranged between the cover board 8 and the display panel 61, described
The touch circuit layer (circuit layer for incuding user gesture action) of touch panel may be formed at the cover board 8, to make
The touch panel forms integral structure with the cover board 8, and the display screen 6 forms integral structure with the cover board 8.
Optionally, the second part 72 is respectively arranged on the both sides of the device 1 with second connecting plate 42.At this point,
The tertiary circuit plate 7 and the first circuit board 4 are separately positioned on the opposite sides of the device 1, to make full use of
State the inner space of mobile terminal 100.Certainly, in other embodiments, the second part 72 can also connect with described second
Fishplate bar 42 is stacked.
In one embodiment, second connecting plate 42 is bonded all sides 12 and is arranged.At this point, first electricity
Plate 4 part in road is bonded the device 1 and is arranged, and can save the space between the first circuit board 4 and the device 1, to
Reduce the complete machine width of the mobile terminal 100.When assembling, can the first circuit board 4 and the device 1 be first assembled in one
It rises, then reconnects the first circuit board 4 and the main circuit board 2 and the auxiliary circuit plate 3.
Optionally, the second segment 52 of the second circuit board 5 is bonded second connecting plate 42 and is arranged.The third
Circuit board 7 is separately positioned on the opposite sides of the device 1 with the first circuit board 4, and the tertiary circuit plate 7 is bonded described
All sides 12 of device 1 are arranged.
In another embodiment, the mobile terminal 100 further includes shell 9, the device 1 and first circuit
Plate 4 is set to inside the shell 9.The shell 9 may include front housing and/or rear shell.Second connecting plate 42 is bonded described
The inner wall of shell 9 is arranged.At this point, 4 part of the first circuit board is bonded the inner wall setting of the shell 9, can save described
Space between first circuit board 4 and the shell 9, to reduce the complete machine width of the mobile terminal 100.It, can when assembling
First the first circuit board 4 and the shell 9 are fitted together, then the device 1 is packed into inside the shell 9.
Optionally, the second circuit board 5 and the tertiary circuit plate 7 are arranged inside the shell 9.Described second
Second segment 52 described in circuit board 5 is bonded second connecting plate 42 and is arranged.The tertiary circuit plate 7 and the first circuit board 4
It is separately positioned on the opposite sides of the device 1, the tertiary circuit plate 7 is bonded the inner wall setting of the shell 9.
Claims (15)
1. a kind of mobile terminal, which is characterized in that including device, main circuit board, auxiliary circuit plate and first circuit board, described
One circuit board include be integrally formed and sequentially connected first connecting plate, the second connecting plate and third connecting plate, described first
Connecting plate connects the main circuit board, and the third connecting plate connects the auxiliary circuit plate, and the device includes being oppositely arranged
Two surfaces and all sides being connected between described two surfaces, the main circuit board, second connecting plate and described
Auxiliary circuit plate is arranged around all side settings, the wiring side of second connecting plate towards all sides.
2. mobile terminal as described in claim 1, which is characterized in that between first connecting plate and second connecting plate
Constitute turnover structure.
3. mobile terminal as claimed in claim 2, which is characterized in that first connecting plate is overlapped on the main circuit board
On surface.
4. such as claims 1 to 3 any one of them mobile terminal, which is characterized in that second connecting plate includes that stacking is set
The the first sub- connecting plate and the second sub- connecting plate set, the both ends of the first sub- connecting plate are separately connected the described second sub- connecting plate
Both ends.
5. mobile terminal as claimed in claim 4, which is characterized in that second connecting plate further includes the sub- connecting plate of third,
The sub- connecting plate of third is stacked with the described second sub- connecting plate, and the sub- connecting plate of third is set to the second son connection
Between side or the second sub- connecting plate and the first sub- connecting plate of the plate far from the described first sub- connecting plate.
6. mobile terminal as claimed in claim 4, which is characterized in that one end connection described first of the first sub- connecting plate
Connecting plate, the one end of the second sub- connecting plate far from first connecting plate connect the third connecting plate.
7. such as claim 1~6 any one of them mobile terminal, which is characterized in that the mobile terminal further includes the second electricity
Road plate, the second circuit board include integrated molding and sequentially connected first segment, second segment and third section, the main circuit
Plate is equipped with radio circuit, and the auxiliary circuit plate is equipped with antenna feed point, and the first segment connects the main circuit board to be electrically connected
It is connected to the radio circuit, the third section connects the auxiliary circuit plate to be electrically connected to the antenna feed point, the second segment
It is arranged around all sides.
8. mobile terminal as claimed in claim 7, which is characterized in that the second circuit board further includes the 4th section and the 5th
Section, described 4th section is connected to one end that the second segment connects the first segment, described 4th section and the first segment interval
Setting, described 5th section is connected to one end that the second segment connects the third section, and described 5th section intersegmental with the third
Every setting, the 4th section of connection main circuit board, the 5th section of connection auxiliary circuit plate.
9. mobile terminal as claimed in claim 8, which is characterized in that the second segment include the first cabling for being isolated from each other and
Second cabling, first cabling connect the first segment and the third section, the second cabling connection it is described 4th section and
Described 5th section.
10. mobile terminal as claimed in claim 8 or 9, which is characterized in that lead between the first segment and the main circuit board
The connection of the first connector is crossed, described 4th section is connect between the main circuit board by the second connector, first connection
The type of device is different from the type of the second connector.
11. such as claim 7~10 any one of them mobile terminal, which is characterized in that the second segment connects with described second
Fishplate bar is stacked.
12. such as claim 1~11 any one of them mobile terminal, which is characterized in that the mobile terminal further includes display
Screen and tertiary circuit plate, the display screen are stacked with the device, and the display screen includes display panel and electrical connection institute
The flexible PCB of display panel is stated, the flexible PCB is electrically connected the auxiliary circuit plate, and the tertiary circuit plate includes one
Body formed first part, second part and Part III, the first part connect the main circuit board, the third portion
Divide the connection auxiliary circuit plate to be electrically connected to the flexible PCB, the second part is around all side settings.
13. mobile terminal as claimed in claim 12, which is characterized in that the second part is distinguished with second connecting plate
Set on the both sides of the device.
14. such as claim 1~13 any one of them mobile terminal, which is characterized in that described in the second connecting plate fitting
All side settings.
15. such as claim 1~13 any one of them mobile terminal, which is characterized in that the mobile terminal further includes shell,
The device is set to the enclosure interior with the first circuit board, and the inner wall that second connecting plate is bonded the shell is set
It sets.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017100613536 | 2017-01-25 | ||
| CN201710061353 | 2017-01-25 | ||
| PCT/CN2017/087550 WO2018137303A1 (en) | 2017-01-25 | 2017-06-08 | Mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108702401A true CN108702401A (en) | 2018-10-23 |
Family
ID=62978798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780006179.3A Pending CN108702401A (en) | 2017-01-25 | 2017-06-08 | Mobile terminal |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108702401A (en) |
| WO (1) | WO2018137303A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021208900A1 (en) * | 2020-04-14 | 2021-10-21 | 荣耀终端有限公司 | Antenna device and electronic apparatus |
| WO2022088929A1 (en) * | 2020-10-29 | 2022-05-05 | 荣耀终端有限公司 | Electronic device |
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| CN203482249U (en) * | 2013-07-03 | 2014-03-12 | 深圳酷比通信设备有限公司 | Novel mobile phone mainboard and smartphone |
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| CN2712047Y (en) * | 2004-06-02 | 2005-07-20 | 嘉联益科技股份有限公司 | Foldable multi-layer flexible board |
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| WO2022088929A1 (en) * | 2020-10-29 | 2022-05-05 | 荣耀终端有限公司 | Electronic device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018137303A1 (en) | 2018-08-02 |
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Application publication date: 20181023 |