CN108493646A - Casing device, connection structure and terminal device - Google Patents

Casing device, connection structure and terminal device Download PDF

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Publication number
CN108493646A
CN108493646A CN201810495381.3A CN201810495381A CN108493646A CN 108493646 A CN108493646 A CN 108493646A CN 201810495381 A CN201810495381 A CN 201810495381A CN 108493646 A CN108493646 A CN 108493646A
Authority
CN
China
Prior art keywords
spring
end
shell
pcb board
characterized
Prior art date
Application number
CN201810495381.3A
Other languages
Chinese (zh)
Inventor
左州全
Original Assignee
广东欧珀移动通信有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 广东欧珀移动通信有限公司 filed Critical 广东欧珀移动通信有限公司
Priority to CN201610574452.XA priority Critical patent/CN106058520B/en
Priority to CN201810495381.3A priority patent/CN108493646A/en
Publication of CN108493646A publication Critical patent/CN108493646A/en

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Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCBs], 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
    • H01R12/70Coupling devices
    • H01R12/71Coupling devices for rigid printing circuits or like structures
    • H01R12/712Coupling devices for rigid printing circuits or like structures co-operating with the surface of the printed circuit or with a coupling device exclusively provided on the surface of the printed circuit
    • H01R12/716Coupling device provided on the PCB
    • H01R12/718Contact members provided on the PCB without an insulating housing
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/44Details of, or arrangements associated with, antennas using equipment having another main function to serve additionally as an antenna, e.g. means for giving an antenna an aesthetic aspect
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/50Structural association of antennas with earthing switches, lead-in devices or lightning protectors
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28Clamped connections, spring connections
    • H01R4/48Clamped connections, spring connections utilising a spring, clip, or other resilient member
    • H01R4/4854Clamped connections, spring connections utilising a spring, clip, or other resilient member using a wire spring
    • H01R4/4863Coil spring
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2201/00Connectors or connections adapted for particular applications
    • H01R2201/02Connectors or connections adapted for particular applications for antennas

Abstract

The present invention provides a kind of casing device, including shell and connection structure.The connection structure includes elastic element, the elastic element is between the shell and a pcb board, and the elastic element is fixed on pcb board and is electrically connected with the shell, wherein, the elastic element is kept constant with the link position of the shell when shell is moved relative to the pcb board.The present invention also provides a kind of connection structure and terminal devices.Casing device, connection structure and terminal device according to the present invention can effectively avoid the abrasion of shell inner surface.

Description

Casing device, connection structure and terminal device

Technical field

The present invention relates to a kind of mobile communication technology more particularly to casing device, the connection structure of antenna and terminal devices.

Background technology

Currently, the advantages that metal shell is high, durable due to quality sense, increasingly gets consumer reception, also more and more The terminal devices such as mobile phone use metal shell.In order to reach the requirement of some functions or maintain the performance of terminal device, usually Metal elastic is arranged in PCB (Printed circuit board, printed circuit board) that can be inside terminal device between plate and shell Piece.

For example, in order to solve, metal shell significantly weakens the signal of the antenna in terminal device or what is shielded asks Topic, PCB (Printed circuit board, the printed circuit first end of metal clips being fixed on inside terminal device Plate) on plate, and be electrically connected with the antenna being installed on pcb board, the second end of metal clips and the inner surface of metal shell contradict Electrical contact.This connection type by metal clips, when terminal device is shaken due to external force, the second of metal clips End can occur relative movement with the inner surface of metal shell and generate friction.When friction often, metal shell inner surface Metal material (such as aluminum alloy materials) can wear and cause metal material occur oxidation generate oxide, influence metal clips There is poor contact and influences the performance of terminal device in the reliability contacted with metal shell inner surface, such as to influence day linear Energy.

Invention content

In view of this, a kind of casing device of present invention offer, connection structure and terminal device, can effectively avoid shell The abrasion of inner surface.

A kind of casing device, including shell and connection structure are provided, the connection structure includes elastic element, the bullet Property element is between the shell and a pcb board, and the elastic element is fixed on pcb board and is electrically connected with the shell It connects, wherein the elastic element is kept constant with the link position of the shell when shell is moved relative to the pcb board.

A kind of connection structure is also provided, PCB main board and shell for connecting a terminal device, wherein the connection knot Structure includes elastic element, the elastic element for be set between the shell and pcb board and be fixed on pcb board and with institute State shell electrical connection, wherein the elastic element keeps the company with the shell when shell is moved relative to the pcb board It is constant to connect position.

A kind of terminal device is also provided, including pcb board and foregoing casing device, the casing device include shell Body and connection structure, the connection structure include elastic element, the elastic element be located at the shell and a pcb board it Between, and the elastic element is fixed on pcb board and is electrically connected with the shell, wherein the elastic element is opposite in shell When the pcb board moves, keep constant with the link position of the shell.

It in the present invention, is connected between pcb board and shell by spring, can effectively avoid the mill of shell inner surface Damage.

Description of the drawings

In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with Obtain other attached drawings according to these attached drawings.

Fig. 1 is the schematic diagram of the casing device in first embodiment of the invention.

Fig. 2 is the floor map of the shell in one embodiment of the invention.

Fig. 3 is the subelement connection deformation schematic diagram of the casing device in first embodiment of the invention.

Fig. 4 is the schematic diagram of the casing device in second embodiment of the invention.

Fig. 5 is the part-structure decomposition diagram in the casing device in second embodiment of the invention.

Fig. 6 is the subelement connection deformation schematic diagram of the casing device in second embodiment of the invention.

Fig. 7 is the schematic diagram of the casing device in third embodiment of the invention.

Fig. 8 is the part-structure decomposition diagram in the casing device in third embodiment of the invention.

Fig. 9 is the subelement connection deformation schematic diagram of the casing device in third embodiment of the invention.

Figure 10 is the block diagram of the antenna modules in the casing device in one embodiment of the invention.

Figure 11 is the block diagram of the terminal device in one embodiment of the invention.

Specific implementation mode

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts Embodiment shall fall within the protection scope of the present invention.

It is the schematic diagram of the casing device 100 in the first embodiment of the present invention please with reference to Fig. 1 and Fig. 2, Fig. 1.Institute It includes shell 20 and connection structure 30 to state casing device 100.The connection structure 30 includes elastic element 301, the elasticity Element 301 is located between the shell 20 and a PCB (Printed circuit board, printed circuit board) plate 40, the bullet Property element 301 is fixed on pcb board 40 and is electrically connected with the shell 20.Wherein, the elastic element 301 is opposite in shell 20 When the pcb board 40 moves, keep constant with the link position of the shell 20.

The elastic element 301 is specially spring T1, and the spring T1 is between the shell 20 and pcb board 40, institute Spring T1 is stated to be fixed on pcb board 40 and be electrically connected with the shell 20.

As shown in Figure 1, the casing device 100 further includes the function element 101 being installed on pcb board 40, the shell 20 include being electrically connected area 21, and the spring T1 is fixed on pcb board 40 the rear and function element being installed on pcb board 40 10 electrical connections, and be electrically connected with the electric connection area 21 of the shell 20.

In the present embodiment, the function element 101 is antenna modules 10, after the spring T1 is fixed on pcb board 40 It is electrically connected with the antenna modules 10 being installed on pcb board 40, and is electrically connected with the electric connection area 21 of the shell 20, from And being electrically connected for antenna modules 10 and the electric connection area 21 of shell 20 is established, and the electric connection area 21 of the shell 20 is made For the radiator of antenna modules 10.Wherein, the electric connection area 21 of the shell 20 can be entire shell 20 or shell 20 Subregion.When the subregion for being electrically connected area 21 as shell 20, the centre position of shell 20, both sides position can be located at It sets, shape can be rectangular, round, triangle etc..

Wherein, electric with the antenna modules 10 being installed on pcb board 40 after the spring T1 is fixed on pcb board 40 When connection, the casing device 100 is antenna assembly.It is illustrated so that function element 101 is antenna modules 10 as an example below.

Wherein, the pcb board 40 can be an antenna circuit board for being used only for installation and carrying antenna modules 10.It is described The mainboard of pcb board 40 or a terminal device is also equipped with other Functional Units other than being equipped with the antenna modules 10 Part, such as processor, memory etc..In some embodiments, the pcb board 40 can also be one of the antenna modules 10 Point.In further embodiments, the function element 101 can be other elements, for example, to be installed on the power supply on pcb board 40 Circuit, the spring T1 be fixed on pcb board 40 after with the ground of power circuit and shell 20 that are installed on pcb board 40 Area 21 is electrically connected to connect, and by the electric connection area 21 of shell 20 as publicly.Alternatively, the function element 101 can be Memory, processor, the display chip etc. being installed on pcb board 40, the spring T1 be fixed on pcb board 40 after be installed on The electric connection area 21 of memory, processor, display chip on pcb board 40 etc. and shell 20 connects, by the electricity of shell 20 Property bonding pad 21 as Electro-static Driven Comb.

Specifically, the spring T1 includes first end 31 and second end 32, the first end 31 is fixedly connected with pcb board 40 And be electrically connected with antenna modules 10, the inner surface of the second end 32 and shell 20, which contradicts, to be connected, particularly, the second end 32 It contradicts and connects with the inner surface in the electric connection area 21 of shell 20.Wherein, the pcb board 40 and the inner surface of shell 20 are substantially flat Row, the telescopic direction of the spring T1 is substantially along the orientation of first end 31 and second end 32, i.e., perpendicular to the PCB The direction of 20 inner surface of plate 40 or shell.

To be acted on when shell 20 is generated power by outer force effect relative to pcb board 40, since spring T1 is scalable Movement, can also distort towards other directions different from telescopic direction so that shell 20 is relatively moved with respect to pcb board 40 When, spring T1 can follow shell 20 to move together with shell 20, and keep the second end 32 of spring T1 with the contact position of shell 20 Set constant, i.e., link position is constant.Therefore, it avoids and rubs between connection structure 30 and shell 20, shell will not be caused Poor contact caused by 20 surface abrasions.

Wherein, the spring T1 is helical spring, and the material of spring T1 is metal material.In some embodiments, institute The surface for stating spring T1 is also coated with the materials such as gold, nickel.

The shell 20 is metal shell, for example, shell of aluminum alloy material, and the shell 20 is rear shell (battery cover), The second end 32 of the spring T1 is to be contradicted with the inner surface of shell 20.

In the present embodiment, the first end 31 of the spring T1 can be fixed on pcb board 40 by welding manner, the bullet The second end 32 of spring T1 contradicts in such a way that elasticity contradicts with shell 20.

Wherein, spring T1 is made of multiple elastic spring coils extended spirally, surface and the shell 20 of spring T1 second ends 32 Inner surface it is parallel, maximized for contact area, the first end 31 of spring T1 includes horizontal segment and upward from horizontal segment The tilting section extended is tilted, and forms not closed spring coil.

Referring to Fig. 3, with casing device 100 shown in FIG. 1 difference lies in, in another embodiment, the spring T1 First end 31 can be integrally formed with pcb board 40, the second end 32 of the spring T1 can be also integrally formed with shell 20.That is, institute At least one of pcb board 40 and shell 20 is stated to be integrally formed with spring T1.

It is the schematic diagram of the casing device 200 in second embodiment also referring to Fig. 4 and Fig. 5.With first embodiment Difference lies in the present embodiment, the connection structure 30 further includes spring card K1, and the spring card K1 is used for the bullet Spring T1 is fixed on the pcb board 40.The spring card K1 includes bottom plate D1, and the bottom plate D1 includes opposite the first face F1 (as shown in Figure 2) and the second face F2.It the first face F1 faces pcb board 40 of the bottom plate D1 and is fixed on pcb board 40.It is described The first end 31 of spring T1 is fixed on the second face F2 of the bottom plate D1.

Further, the side B1 of bottom plate D1 is extended with multiple bending part C1, and the bending part with spring T1 engaging. Specifically, the side B1 of the spring card K1 is extended with bending part C1 towards the direction far from pcb board 40.The bending part C1 It can be inverted L-shaped.A container S1 is collectively formed in the bending part C1 of each inverted L-shaped and the second face F2.Wherein, the multiple curved It can be to be connected with each other between the C1 of folding part, or interval setting as shown in Figure 3, that is, the side wall of multiple bending part C1 It is mutually linked or spaced.To correspondingly, the multiple container S1 can be mutual indepedent and separate, also may be used To be interconnected.

The coil of the first end 31 of the spring T1 is contained in the container S1, and the spring T1 is fixed on institute It states on spring card K1, and then is fixed on the pcb board 40.

As shown in figure 5, three side B1 of the spring card K1 are extended with bending part towards the direction far from pcb board 40 C1, another side B1 are open, and can be slided into from the side B1 of the opening to the first end 31 of spring T1 and be defined in spring In several container S1 of card K1.After the first end 31 of the spring T1 is fixed on pcb board 40 by spring card K1, also with The antenna modules 10 are in electrical contact.

Wherein, it is additionally provided with a block N1 at the outer rim of the side B1 of the opening, it is preferred that block N1 elastic materials It is made, when installation, the first end 31 of spring T1 slides into from the side B1 of opening, until the inside of block N1 contradicts spring T1's The outer rim of first end 31.When installation, block N1 can be compressed, and after spring T1 enters, block N1 is bounced, with the multiple receipts Tank S1 coordinates and spring T1 is fixed on the bottom plate D1 of spring card K1.Obviously, in some embodiments, the block N1 It can not be elastic material, and utilize the elasticity in the diametric(al) of the spring coil of truncated cone-shaped spring T1 first ends 31, and along opening The side B1 at place is slided into.When the outer rim for the first end 31 that the inside for sliding into block N1 contradicts truncated cone-shaped spring T1, the round platform The spring coil of shape spring T1 first ends 31 restores shape, and contradicts the side wall of the block N1 and multiple container S1, to block N1 and the multiple container S1 coordinates and truncated cone-shaped spring T1 is fixed on the bottom plate D1 of spring card K1.

The spring card K1 is made of metal material, and for example, metal materials such as copper, aluminium, iron are made.

In other embodiments, the first end 31 of spring T1 the modes such as can also be connected by a snap, rivet and is fixed on pcb board On 40.The first end 31 and the connection type of the pcb board 40 of spring T1 described in the embodiment of the present invention are unrestricted.

Referring to Fig. 6, in optional embodiment, the spring card K1 of the casing device 200 can with 40 one of pcb board at The second end 32 of type, the spring T1 can be also integrally formed with the shell 20.

Also referring to Fig. 7 and Fig. 8, in some embodiments, foregoing casing device 200, the present embodiment are compared In the connection structure 30 of casing device 300 may also include another spring card K2, the second end 32 of the spring T1 passes through institute Another spring card is stated to be in electrical contact with shell 20.

As shown in fig. 7, another spring card K2 includes bottom plate D2, the bottom plate D2 include opposite third face F3 and Fourth face F4, the third face F3 are electrically connected with the inner surface of shell 20, and the second end 32 of the spring T1 is fixed on described On the F4 of four sides.

Likewise, the side B1 of bottom plate D2 is extended with multiple bending part C2, the bending part C2 with spring T1 engaging. Specifically, the side B2 of another spring card K2 is extended with bending part C2 towards the direction far from shell 20.The bending Portion C2 can be inverted L-shaped.A container S2 is collectively formed in each inverted L-shaped bending part C2 and fourth face F4.Wherein, the multiple It can be to be connected with each other between bending part C2, or interval setting as shown in Figure 7, that is, the side of multiple bending part C2 Wall is mutually linked or spaced.To, correspondingly, the multiple container S2 can be mutual indepedent and separate, Can be interconnected.

As shown in figure 8, three side B2 of the spring card K2 are extended with bending part towards the direction far from shell 20 C2, another side B2 are open, and can be slided into from the side B2 of the opening to the second end 32 of spring T1 and be defined in spring In several container S2 of card K2.After the second end 32 of the spring T1 is fixed on pcb board 40 by spring card K2, also with The shell 20 is in electrical contact.Wherein, the spring card K2 be metal material, the spring T1 by the spring card K2 with Shell 20 is in electrical contact.

Likewise, being additionally provided with a block N2 at the outer rim of the side B2 of the opening of the spring card K2, it is preferred that gear Block N2 is made of elastic material, and when installation, the second end 32 of spring T1 slides into from the side B2 of opening, until block N2's is interior Side contradicts the outer rim of the second end 32 of spring T1.When installation, block N2 can be compressed, and after spring T1 enters, block N12 bullets It rises, coordinates with the multiple container S2 and the second end of spring T1 32 is fixed on the bottom plate D2 of spring card K2.One In a little embodiments, the block N2 can not be elastic material, and utilize the diameter side of the spring coil of truncated cone-shaped spring T1 second ends 32 Upward elasticity, and slided into along the side B2 of opening.When the inside for sliding into the second block N2 contradicts truncated cone-shaped spring T1's When the outer rim of second end 32, the spring coils of the truncated cone-shaped spring T1 second ends 32 restores shape, and contradict the block N2 with it is more The side wall of a container S2, to which block N2 and the multiple container S2 coordinates and truncated cone-shaped spring T1 is fixed on Spring Card On the bottom plate D2 of piece K2.

In some embodiments, the spring T1 can be truncated cone-shaped, and the first end 31 of the spring T1 forms truncated cone-shaped Round platform bottom, the second end 32 of the spring T1 form the round platform top of truncated cone-shaped spring T1, the diameter of the spring coil of the spring T1 from First end 31 is gradually reduced to second end 32.

The spring T1 is whole also can be cylinder, and the first end 31 and second end 32 are respectively helical spring T1's The diameter of two end faces, the spring coil of the spring T1 is roughly equal from first end 31 to second end 32.

The spring T1 is alternatively intermediate thin, the fat Pear-Shaped in both ends, and the first end 31 and second end 32 are respectively calabash Two end faces of reed shape spring T1.That is, the spring ring diameter of the spring T1 from first end 31 to substantially spring T1 in the middle part of position It sets and is gradually reduced, then the position in the middle part of substantially spring T1 gradually increases to second end 32, wherein the spring coil of first end 31 Diameter and the spring ring diameter of second end 32 can be equal or unequal.

The spring T1 is alternatively intermediate fat, and the thin diamond shape in both ends or kettle shape, the first end 31 and second end 32 are divided Not Wei diamond shape spring T1 two thin terminals.That is, the spring ring diameter of the spring T1 is from first end 31 to substantially spring T1 The position at middle part gradually increases, and then the position in the middle part of substantially spring T1 is gradually reduced to second end 32, wherein first end 31 spring ring diameter and the spring ring diameter of second end 32 can be equal or unequal.

Obviously, no matter how the shape of spring T1 changes, the surface of spring T1 second ends 32 is flat with the inner surface of shell 20 Row maximizes for contact area, and the first end 31 of spring T1 includes horizontal segment and tilts extension upwards from horizontal segment Tilting section, and form not closed spring coil.

Referring to Fig. 9, in optional embodiment, the spring card K1 of the casing device 300 can with 40 one of pcb board at Another spring card K2 of type, the casing device 300 can be also integrally formed with the shell 20

Referring to Fig. 10, the antenna modules 10 include RF transmit-receive circuit 11 and match circuit 12.The match circuit 12 are electrically connected between the RF transmit-receive circuit 11 and the connection structure 30, pass through 20 electricity of the connection structure 30 and shell Connection.

The RF transmit-receive circuit 11 is used to receive or emit the aerial signal of special frequency channel.The match circuit 12 be Impedance matching is carried out between RF transmit-receive circuit 101 and shell 20 and balance matches, to maintain the normal work of antenna modules 10 Make.Wherein, the aerial signal that RF transmit-receive circuit 11 emits is transmitted to shell by the match circuit 12 by connection structure 30 20, and the shell 20 by being used as radiator is radiate.

In the RF transmit-receive circuit 11 for GSM (global system for mobile communications, entirely Ball mobile communication) antenna rf transmission circuit, CDMA (Code Division Multiple Access;CDMA) antenna RF transmit-receive circuit, Bluetooth antenna RF transmit-receive circuit, WIFI antenna rfs transmission circuit, NFC (Near filed Communication, near-field communication) one kind in antenna rf transmission circuit.

In some embodiments, the antenna modules 10 may also include the pcb board 40, can be provided on the pcb board 40 Gap, the RF transmit-receive circuit 11 is coupled by the gap on match circuit 12 and pcb board 40 by forms slot antenna, and is led to Cross being electrically connected for 30/ spring T1 of foregoing connection structure and shell 20, and the radiator by shell 20 as slot antenna.

1 is please referred to Fig.1, is the block diagram of the terminal device 1 in one embodiment of the invention, before the terminal device 1 includes The casing device 100 or casing device 200 or casing device 300 and pcb board 40 stated.Obviously, terminal device 1 may also include place The other elements such as device, memory, display screen are managed, due to unrelated with improvement of the invention, therefore is not shown, does not also repeat herein .

Wherein, terminal device 1 can be mobile phone, tablet computer, personal digital assistant PDA, point-of-sale terminal POS or vehicle mounted electric Brain etc..

The above disclosure is only the preferred embodiments of the present invention, cannot limit the right model of the present invention with this certainly It encloses, those skilled in the art can understand all or part of the processes for realizing the above embodiment, and is wanted according to right of the present invention Equivalent variations made by asking, still belong to the scope covered by the invention.

Claims (28)

1. a kind of casing device, which is characterized in that the casing device includes shell and connection structure, the connection structure packet Elastic element is included, the elastic element is between the shell and a pcb board, and the elastic element is fixed on pcb board And it is electrically connected with the shell, wherein the elastic element is kept and the shell when shell is moved relative to the pcb board The link position of body is constant.
2. casing device as described in claim 1, which is characterized in that the elastic element is spring, and the spring is located at institute It states between shell and the pcb board, the spring is fixed on pcb board and is electrically connected with the shell.
3. casing device as claimed in claim 2, which is characterized in that the shell includes being electrically connected area, the shell dress It further includes the function element being installed on pcb board to set, and the spring is installed on described on pcb board after being fixed on pcb board Function element is electrically connected, and is electrically connected with the electric connection area of the shell.
4. casing device as claimed in claim 3, which is characterized in that the function element is antenna modules, and the spring is solid It is electrically connected with the antenna modules being installed on pcb board after on pcb board, and is electrically connected with the electric connection area of the shell It connects, using the electric connection area of the shell as the radiator of antenna modules.
5. casing device as described in claim 3 or 4, which is characterized in that the spring includes first end and second end, described First end is fixedly connected with pcb board and is electrically connected with the function element, and the second end is electrically connected the interior table in area with shell Face is electrically connected.
6. the casing device as described in claim 1-5, which is characterized in that the telescopic direction of the spring is along first end and the The orientation at two ends.
7. the casing device as described in claim 1-6, which is characterized in that the first end of the spring passes through the side that is welded to connect Formula is fixed on pcb board, and the second end of the spring contradicts in such a way that elasticity contradicts with shell.
8. the casing device as described in claim 1-6, which is characterized in that the spring is integrally formed with pcb board and/or institute Spring is stated to be integrally formed with shell.
9. casing device as claimed in claim 5, which is characterized in that the connection structure further includes the first spring card, institute It includes the first bottom plate to state the first spring card, and first bottom plate includes opposite the first face and the second face, first bottom It first face face pcb board of plate and is fixed on pcb board, the first end of the spring is fixed on the second face of first bottom plate On.
10. casing device as claimed in claim 9, which is characterized in that the side of the bottom plate of first spring card extends There are the first bending part of multiple inverted L-shapeds, the bending part of each inverted L-shaped that one first container, institute is collectively formed with second face The coil for stating the first end of spring is contained in first container.
11. casing device as claimed in claim 9, which is characterized in that the connection structure further includes second spring card, institute It includes the second bottom plate to state second spring card, and second bottom plate includes opposite third face and fourth face, second bottom The second end in the electric connection area of the third face face shell of plate, the spring is fixed on the fourth face of second bottom plate.
12. casing device as claimed in claim 9, which is characterized in that the side of the bottom plate of the second spring card extends There are the second bending part of multiple inverted L-shapeds, the second bending part of each inverted L-shaped that one second receiving is collectively formed with second face The coil of slot, the second end of the spring is contained in second container.
13. such as claim 1-12 any one of them casing devices, which is characterized in that the spring is truncated cone-shaped, the bullet The first end of spring is the round platform bottom of truncated cone-shaped, and the second end of the spring is the round platform top of truncated cone-shaped spring, the spring of the spring Loop diameter is gradually reduced from first end to second end;Alternatively, the spring is cylinder, the first end and second end are respectively Two end faces of helical spring;Alternatively, the spring is Pear-Shaped, the first end and second end are respectively Pear-Shaped spring Two end faces, the diameter of the spring coil of the spring from first end to substantially spring in the middle part of position be gradually reduced, then from Position substantially in the middle part of spring gradually increases to second end;Alternatively, the spring be diamond shape or kettle shape, the first end and Second end is respectively two thin terminals of diamond shape spring, and the diameter of the spring coil of the spring is from first end into substantially spring The position in portion gradually increases, and then the position in the middle part of substantially spring is gradually reduced to second end.
14. casing device as claimed in claim 4, which is characterized in that the antenna modules include RF transmit-receive circuit and With circuit;The match circuit is electrically connected between the RF transmit-receive circuit and the connection structure, is tied by the connection Structure is electrically connected with shell.
15. casing device as claimed in claim 14, which is characterized in that the RF transmit-receive circuit by match circuit with Gap coupling on pcb board and form slot antenna, and being electrically connected by the connection structure and the electric connection area of shell, And using the electric connection area of shell as the radiator of slot antenna.
16. such as claim 3-15 any one of them casing devices, which is characterized in that the electric connection area is entire shell Region.
17. a kind of connection structure, PCB main board and shell for connecting a terminal device, which is characterized in that the connection structure Including elastic element, the elastic element for be set between the shell and pcb board and be fixed on pcb board and with it is described Shell is electrically connected, wherein the elastic element keeps the connection with the shell when shell is moved relative to the pcb board Position is constant.
18. connection structure as claimed in claim 17, which is characterized in that the elastic element is spring, and the spring is used for It is fixed on pcb board and is electrically connected with the shell.
19. connection structure as claimed in claim 18, which is characterized in that the spring for be fixed on pcb board and with institute Stating shell electrical connection includes:The spring after being fixed on pcb board with the function element being installed on pcb board for being electrically connected It connects, and is electrically connected with the electric connection area of the shell.
20. connection structure as claimed in claim 18, which is characterized in that the function element is antenna modules, the spring For being electrically connected with the antenna modules being installed on pcb board after being fixed on pcb board, and with the electric connection of the shell Area is electrically connected, using the electric connection area of the shell as the radiator of antenna modules.
21. the connection structure as described in claim 19 or 20, which is characterized in that the spring includes first end and second end, The first end with pcb board for being fixedly connected and being electrically connected with the function element, and the second end is for the electricity with shell Property bonding pad inner surface electrical connection.
22. connection structure as claimed in claim 21, which is characterized in that the connection structure further includes the first spring card, First spring card includes the first bottom plate, and first bottom plate includes opposite the first face and the second face, and described first It first face face pcb board of bottom plate and is fixed on pcb board, the first end of the spring is fixed on the second of first bottom plate On face.
23. connection structure as claimed in claim 22, which is characterized in that the side of the bottom plate of first spring card extends There are the first bending part of multiple inverted L-shapeds, the bending part of each inverted L-shaped that one first container, institute is collectively formed with second face The coil for stating the first end of spring is contained in first container.
24. connection structure as claimed in claim 22, which is characterized in that the connection structure further includes second spring card, The second spring card includes the second bottom plate, and second bottom plate includes opposite third face and fourth face, and described second The electric connection area of the third face face shell of bottom plate, the second end of the spring are fixed on the fourth face of second bottom plate On.
25. connection structure as claimed in claim 24, which is characterized in that the side of the bottom plate of the second spring card extends There are the second bending part of multiple inverted L-shapeds, the second bending part of each inverted L-shaped that one second receiving is collectively formed with second face The coil of slot, the second end of the spring is contained in second container.
26. such as claim 17-25 any one of them connection structures, which is characterized in that the spring is truncated cone-shaped, the bullet The first end of spring is the round platform bottom of truncated cone-shaped, and the second end of the spring is the round platform top of truncated cone-shaped spring, the spring of the spring Loop diameter is gradually reduced from first end to second end;Alternatively, the spring is cylinder, the first end and second end are respectively Two end faces of helical spring;Alternatively, the spring is Pear-Shaped, the first end and second end are respectively Pear-Shaped spring Two end faces, the diameter of the spring coil of the spring from first end to substantially spring in the middle part of position be gradually reduced, then from Position substantially in the middle part of spring gradually increases to second end;Alternatively, the spring be diamond shape or kettle shape, the first end and Second end is respectively two thin terminals of diamond shape spring, and the diameter of the spring coil of the spring is from first end into substantially spring The position in portion gradually increases, and then the position in the middle part of substantially spring is gradually reduced to second end.
27. such as claim 19-26 any one of them connection structures, which is characterized in that the electric connection area is entire shell Body region.
28. a kind of terminal device, which is characterized in that including such as claim 1-16 any one of them casing device.
CN201810495381.3A 2016-07-19 2016-07-19 Casing device, connection structure and terminal device CN108493646A (en)

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CN106981712B (en) * 2017-04-20 2019-07-02 深圳市拓频通讯设备有限公司 A kind of mobile phone full frequency band diamond shape spring antenna

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