CN202633586U

CN202633586U - Electric connector, electric connector assembly and electronic apparatus possessing the assembly

Info

Publication number: CN202633586U
Application number: CN201220087818.8U
Authority: CN
Inventors: 师明; 何泽茂
Original assignee: Tyco Electronics Shanghai Co Ltd
Current assignee: Tyco Electronics Shanghai Co Ltd
Priority date: 2012-03-09
Filing date: 2012-03-09
Publication date: 2012-12-26
Anticipated expiration: 2022-03-09

Abstract

An electric connector comprises the components as following: a metal housing with a bottom surface and a top surface, wherein the metal housing is provided with a plug terminal and a relative electric coupling terminal along the vertical direction of the metal housing; an insulating body fixedly arranged in the metal housing; a plurality of conductive terminals, wherein the first end of each conductive terminal is positioned at the plug terminal, and the second end of each conductive terminal positioned at the electric coupling terminal; and a grounding terminal substantially extending vertically to the vertical direction of the metal housing, wherein the grounding terminal possesses a third end and a fourth end, and the third end is electrically connected with the metal housing. At the height direction from the bottom surface to the top surface, both the second and the fourth ends are extended higher than the top surface, and the second and the fourth ends are adapted to elastically move toward the bottom surface under the condition that the second and the fourth ends are pressed. The utility model also relates to an electric connector assembly and an electronic apparatus possessing the assembly. According to the technology scheme provided in the utility model, the electric connector can be electrically connected with a PCB without welding, and the electric connector is easy to dismount and maintain.

Description

Electric connector, electric coupler component, has the electronic installation of this assembly

Technical field

The utility model relates to a kind of electric connector, a kind of electric coupler component that comprises above-mentioned electric connector and be suitable for holding the retainer body of this electric connector, and a kind of electronic installation with said modules.

Background technology

The prior USB electric connector, the splicing ear and the connected mode between the contact on pcb board or other electrical connector of especially little USB (micro USB) electric connector are generally welding (comprising SMT type and TH type).Though welding manner helps to guarantee effective electrical connection the between USB electric connector and the pcb board; But; Welding also can cause USB electric connector difficulty from pcb board or during the dismounting of other electric connecting part; Being unfavorable for the maintenance and the replacing of USB electric connector, is especially true under the situation of little USB electric connector at the USB electric connector.

Therefore, there are the needs that improve the electric connection mode between USB electric connector and PCB or other electrical connector in the prior art.

The utility model content

The technical problem that the utility model solved is to provide a kind of USB electric connector, its under the situation of not using welding, can with pcb board or other electrical connector between realize effectively being electrically connected, thereby be convenient to the dismounting and the maintenance of USB electric connector.

Embodiment according to an aspect of the utility model; A kind of electric connector has been proposed; Comprise: a metal shell; Said metal shell has a bottom surface and an end face, and the longitudinal direction of the said metal shell in said metal shell edge is formed with an inserted terminal and an electric connecting terminal relative with said inserted terminal; An insulating body is fixed in the said metal shell; A plurality of conducting terminals; First end of each conducting terminal is fixed on the said insulating body at the inserted terminal of said metal shell; Second end of each conducting terminal is positioned on the said insulating body at the electric connecting terminal of said metal shell, is used for electrically contacting with a PCB; An and earth terminal that extends transverse to said longitudinal direction substantially; Said earth terminal has one the 3rd end and one the 4th end; The 3rd end of said earth terminal is electrically connected with said metal shell; Wherein: on short transverse from said bottom surface to said end face; Said second end and said the 4th end all extend above said end face, and the top of said second end and said the 4th end all is suitable for the resilient movement towards said bottom surface under the situation that said second end and said the 4th end are pressed.

In above-mentioned USB electric connector, between first end and second end of said conducting terminal, the both sides on the said metal shell Width are respectively arranged with from metal shell and outwards are parallel to the protrusion tab that said end face extends.

Advantageously, on the longitudinal direction of said metal shell, stagger in the position of two protrusion tabs.

Perhaps, advantageously, on the longitudinal direction of said metal shell, the width of two protrusion tabs is different.Further, a less protrusion tab setting of the contiguous width of the 3rd end of said earth terminal.

Alternatively, said earth terminal has a bending part of the development length that prolongs said earth terminal.Advantageously, said bending part is parallel to the extension of said bottom surface substantially.

Embodiment on the other hand according to the utility model has proposed a kind of electric coupler component, comprising: an electric connector; A retainer body; Said retainer body is provided with the recess that is suitable for holding said electric connector; Wherein, Said electric connector comprises: a metal shell, said metal shell have a bottom surface and an end face, and the longitudinal direction of the said metal shell in said metal shell edge is formed with an inserted terminal and an electric connecting terminal relative with said inserted terminal; An insulating body is fixed in the said metal shell; A plurality of conducting terminals; First end of each conducting terminal is fixed on the said insulating body at the inserted terminal of said metal shell; Second end of each conducting terminal is positioned on the said insulating body at the electric connecting terminal of said metal shell, is used for electrically contacting with a PCB; An and earth terminal that extends transverse to said longitudinal direction substantially; Said earth terminal have one the 3rd end and with one the 4th end; The 3rd end of said earth terminal is electrically connected with said metal shell; Wherein: on short transverse from said bottom surface to said end face; Said second end and said the 4th end all extend above said end face, and the top of said second end and said the 4th end all is suitable for the resilient movement towards said bottom surface under the situation that said second end and said the 4th end are pressed, and said recess at the end opening on the longitudinal direction of said metal shell to expose the inserted terminal of said USB electric connector.

In above-mentioned electric coupler component, between first end and second end of said conducting terminal, the both sides on the said metal shell Width are respectively arranged with from metal shell and outwards are parallel to the protrusion tab that said end face extends; Said recess is provided with two holding tanks, and two protrusion tabs of said metal shell are suitable for being contained in respectively in the said holding tank.

Alternatively, on the longitudinal direction of said metal shell, the width of two protrusion tabs is different; On the longitudinal direction of said metal shell, the width difference of two holding tanks is to hold said protrusion tab respectively.

Perhaps alternatively, on the longitudinal direction of said metal shell, stagger in the position of two protrusion tabs; On the longitudinal direction of said metal shell, stagger to hold said protrusion tab respectively in the position of two holding tanks.

Advantageously, place at said electric connector under the situation of recess of retainer body, the end face of retainer body flushes with the end face of metal shell.

Advantageously, in above-mentioned electric coupler component, on the longitudinal direction of said metal shell, the width of each holding tank is roughly the same with the width of a corresponding protrusion tab.

The embodiment of one side again according to the utility model has proposed a kind of electronic installation, comprising: a pcb board; And above-mentioned electric coupler component; Be formed with on the said pcb board and be suitable for the conductive contact that second end with said a plurality of conducting terminals electrically contacts respectively, and be suitable for the earthing contact that the 4th end with said earth terminal electrically contacts; Said pcb board is suitable at least the end face that part covers said metal shell, and said conductive contact electrically contacts with the second end elasticity of corresponding conducting terminal respectively simultaneously, the 4th end elasticity of said earthing contact and said earth terminal electrically contacts.

Said electric connector can be little USB electric connector, and further, said electronic installation can be portable mobile device.

Advantageously; Said electronic installation also comprises housing and is removably coupled to the lid on the said housing; Said pcb board is fixedly installed on said enclosure interior; And said retainer body is arranged on the said lid, when said lid is coupled on the said housing, said pcb board against with the end face that covers said metal shell at least.

According to the technical scheme of the utility model, need not weld effective electrical connection that just can realize between electric connector and PCB or other electrical connector, be convenient to the dismounting and the maintenance of electric connector.

Through the description of hereinafter with reference to accompanying drawing the utility model being done, other purpose of the utility model and advantage will be obvious, and can help that the utility model is had comprehensive understanding.

Description of drawings

The utility model will come further explain with reference to accompanying drawing, wherein:

Fig. 1 is the schematic perspective view according to the USB electric connector of an embodiment of the utility model;

Fig. 2 is the schematic perspective view of another angle of the USB electric connector among Fig. 1;

Fig. 3 is the schematic perspective view according to the retainer body of an embodiment of the utility model;

Fig. 4 is the schematic perspective view according to the USB electric coupler component of an embodiment of the utility model, and wherein, the USB electric connector holds in the recess that is engaged in the retainer body;

Fig. 5 is the sketch map according to the pcb board of an embodiment of the utility model;

Fig. 6 at least partly covers the schematic perspective view on the USB electric coupler component for pcb board;

Fig. 7 at least partly covers the schematic perspective view of another angle on the USB electric coupler component for pcb board.

Embodiment

Though will fully describe the utility model with reference to the accompanying drawing of the preferred embodiment that contains the utility model; But, this should be appreciated that those of ordinary skill in the art can revise utility model described herein, obtains the technique effect of the utility model simultaneously before describing.Therefore, must understand above description to those of ordinary skill in the art and Yan Weiyi discloses widely, and its content does not lie in the described exemplary embodiment of restriction the utility model.

With reference to Fig. 1-2 the USB electric connector according to an embodiment of the utility model is described below.Fig. 1 is the schematic perspective view according to the USB electric connector of an embodiment of the utility model; Fig. 2 is the schematic perspective view of another angle of the USB electric connector among Fig. 1.

Shown in Fig. 1-2, USB electric connector 100 comprises:

A metal shell 10, said metal shell 10 have a bottom surface 11 and an end face 12, and said metal shell 10 has an inserted terminal 13 and an electric connecting terminal 14 relative with said inserted terminal 13 along the longitudinal direction A of said metal shell 10;

An insulating body (not shown) is fixed in the said metal shell;

A plurality of conducting terminals 20; First end 21 of each conducting terminal 20 is fixed on the said insulating body 60 at the inserted terminal 13 of said metal shell 10; Second end 22 of each conducting terminal 20 is positioned on the said insulating body at the electric connecting terminal 14 of said metal shell 10, is used for electrically contacting with a PCB; And

An earth terminal 30 that extends transverse to said longitudinal direction A substantially, said earth terminal has one the 3rd end 31 and one the 4th end 32, and the 3rd end 31 of said earth terminal 30 is electrically connected with said metal shell 10,

Wherein: from said bottom surface 11 on the short transverse of said end face 12; Said second end 22 and said the 4th end 32 all extend above said end face 12, and the top of said second end 22 and said the 4th end 32 all is suitable for 11 resilient movement towards said bottom surface under the situation that said second end 22 and said the 4th end 32 are pressed.

Said earth terminal 30 extends transverse to said longitudinal direction A substantially, so, can effectively utilize the space of conducting terminal 20 tops, helps 100 microminaturizations of USB electric connector.

The conducting terminal 20 here can comprise signal terminal.As is known to the person skilled in the art, the elasticity of second end 22 of conducting terminal 20 and the 4th end 32 of earth terminal 30 is suitable, has both guaranteed terminal and has for example effectively electrically contacted the too big pressing force of unlikely again needs between the contact on the pcb board.

Though do not illustrate, the inside that metal shell 1 surrounds the cavity (conducting terminal 20 extends through) that forms can be provided with the insulation fixed body, is used for helping location conducting terminal 20.

In addition, the shape that it should be noted that conducting terminal 20 and earth terminal 30 among Fig. 1-2 all is schematically, and conducting terminal 20 can be designed to other shape with earth terminal 30, is suitable for towards the bottom surface 11 elasticity that move as long as second end provides.

As shown in fig. 1; Between first end 21 and second end 22 of said conducting terminal 20; Both sides on said metal shell 10 Widths are respectively arranged with from metal shell 10 and outwards are parallel to protrusion tab or the

spacer

15,16 that said end face 12 extends; Thereby the protrusion tab here 15,16 mainly plays the effect of location metal shell 10 location USB electric connectors 100; For example, under the situation that

protrusion tab

15,16 is stuck close in the holding tank, can prevent that USB electric connector 100 from moving on the direction of the longitudinal direction A of metal shell 10.In addition, be parallel to end face 12 extensions though mention

protrusion tab

15,16 here,, " parallel " here also comprises the situation of almost parallel.

But, will mention that like the

back protrusion tab

15,16 also can play error-disable function (or fool proof function), promptly prevent the retainer body 40 that places the back to mention with the orientation of mistake USB electric connector 100.Further, on the longitudinal direction A of said metal shell 10, stagger in the position of two

protrusion tabs

15,16; Perhaps; As shown in fig. 1, on the longitudinal direction A of said metal shell 10, the width of two

protrusion tabs

15,16 is different; For example, the width of protrusion tab 15 is greater than the width of protrusion tab 16.So, be provided with on the relevant position in retainer body 40 under the situation of the holding tank that cooperates respectively with

protrusion tab

15,16, can prevent USB electric connector 100 is placed retainer body 40 with the orientation of mistake.

As shown in fig. 1, the less protrusion tab 16 of the 3rd end 31 contiguous width of said earth terminal 30 is provided with.

Advantageously, said earth terminal 30 has a bending part 33 of the development length that prolongs said earth terminal.Advantageously, said bending part 33 is parallel to the extension of said bottom surface substantially.

In addition; Road as is known to the person skilled in the art, earth terminal 30 can not be electrically connected with conducting terminal 20, therefore; Among Fig. 1; There are enough distances in earth terminal 30 with conducting terminal 20 on the short transverse of metal shell 10, even when making second end of earth terminal 30 and conducting terminal 20 all be pressed down, earth terminal 30 can not electrically contact with conducting terminal 20 between the two yet.

Though in the foregoing description of the utility model, be that example is illustrated electric connector, it should be noted that the electric connector of other type that the electric connector of the utility model also can be suitable for being electrically connected with PCB with the USB electric connector.

With reference to Fig. 3-4 the USB electric coupler component according to an embodiment of the utility model is described below.Fig. 3 is the schematic perspective view according to the retainer body 40 of an embodiment of the utility model; Fig. 4 is the schematic perspective view according to the USB electric coupler component 200 of an embodiment of the utility model, and wherein, USB electric connector 100 holds in the recess 41 that is engaged in retainer body 40.

USB electric coupler component 200 comprises: a USB electric connector 100 and a retainer body 40, and said retainer body 40 is provided with the recess 41 that is suitable for holding said USB electric connector 100, wherein:

USB electric connector 100 comprises:

A metal shell 10, said metal shell 10 have a bottom surface 11 and an end face 12, and said metal shell 10 has an inserted terminal 13 and an electric connecting terminal 14 relative with said inserted terminal 13 along the longitudinal direction A of said metal shell 10; And

A plurality of conducting terminals 20; Said a plurality of conducting terminal 2 all with said metal shell 10 electric insulations; First end 21 of each conducting terminal 20 is fixed in the inserted terminal 13 of said metal shell, and second end 22 of each conducting terminal is positioned at the said electric connecting terminal 14 of said metal shell;

With an earth terminal 30 of said a plurality of conducting terminal 20 electric insulations, said earth terminal have one the 3rd end 31 and with one the 4th end 32, the 3rd end 31 of said earth terminal 30 is electrically connected with said metal shell 10,

Wherein: from said bottom surface 11 on the short transverse of said end face 12; Said second end 22 and said the 4th end 32 all extend above said end face 12, and the top of said second end 22 and said the 4th end 32 all is suitable for 11 resilient movement towards said bottom surface under the situation that said second end 22 and said the 4th end 32 are pressed; And said recess 41 is at the inserted terminal 13 of an end opening to expose said USB electric connector 100 on the longitudinal direction A of said metal shell 10.

Between first end 21 and second end 22 of said conducting terminal 10, the both sides on said metal shell 10 Widths are respectively arranged with from metal shell and outwards are parallel to the

protrusion tab

15,16 that said end face 12 extends; Said recess 41 is provided with two holding tanks 411,412, and two

protrusion tabs

15,16 of said metal shell 10 are suitable for being contained in respectively in the said holding tank 411,412.

Mentioned that as top as shown in fig. 1 on the longitudinal direction A of said metal shell 10, the width of two

protrusion tabs

15,16 is different; On the longitudinal direction A of said metal shell 10, as shown in Figure 3, the width difference of two holding tanks 411,412 is to hold said

protrusion tab

15,16 respectively.Though do not illustrate, on the longitudinal direction A of said metal shell 10, stagger in the position of two

protrusion tabs

15,16; On the longitudinal direction A of said metal shell 10, stagger to hold said

protrusion tab

15,16 respectively in the position of two holding tanks 411,412.So,

protrusion tab

15,16 can also prevent USB electric connector 100 is placed retainer body 40 with the orientation of mistake when helping location USB electric connector 100.

For the positioning function of

protrusion tab

15,16, advantageously, on the longitudinal direction A of said metal shell 10, the width of each holding tank 411,412 is roughly the same with the width of a corresponding protrusion tab 15,16.The USB electric connector 100 that so, can prevent to place recess 41 effectively moves along the longitudinal direction A of metal shell 10.

Equally advantageously, advantageously, said earth terminal 30 extends transverse to said conducting terminal 20 substantially, so, can effectively utilize the space of conducting terminal 20 tops, helps the microminaturization of USB electric coupler component 200.

Place at USB electric connector 100 under the situation of recess 41 of retainer body 40, advantageously, the end face 42 of retainer body 40 flushes with the end face 12 of metal shell 10.So, can prevent that USB electric connector 100 from moving on the thickness direction of metal shell 10, also can disperse the pressure of the pcb board 50 that the back mentions through the end face 42 of retainer body 40.

Similarly, not only the USB electric connector can be comprised, electric connector can also be comprised according to other type of the utility model according to the electric coupler component of the utility model.

With reference to Fig. 5-7 a kind of electronic installation according to the utility model is described below.Fig. 5 is the sketch map according to the pcb board of an embodiment of the utility model; Fig. 6 at least partly covers the schematic perspective view on the USB electric coupler component for pcb board; Fig. 7 at least partly covers the schematic perspective view of another angle on the USB electric coupler component for pcb board.

This electronic installation comprises a pcb board 50 and an above-mentioned USB electric coupler component 200; Wherein: be formed with on the said pcb board 50 and be suitable for the conductive contact 51 that second end 22 with said a plurality of conducting terminals 20 electrically contacts respectively, and be suitable for the earthing contact 52 that the 4th end 32 with said earth terminal 30 electrically contacts; Said pcb board 50 is suitable at least the end face 12 that part covers said metal shell 10, and said conductive contact 51 electrically contacts with second end, 22 elasticity of corresponding conducting terminal 20 respectively simultaneously, said earthing contact 52 electrically contacts with the 4th end 32 elasticity of said earth terminal 30.

Advantageously, said pcb board 50 is suitable at least partly covering against the end face 12 of said metal shell 10 end face 12 of said metal shell 10, and so, pcb board 50 can prevent that USB electric connector 100 from moving on the thickness direction of metal shell 10.

Place the USB electric connector of retainer body 40 can be little USB electric connector, and above-mentioned electronic installation also can be the portable mobile device such as mobile phone, IPAD, MP4 etc.

Said electronic installation also comprises housing and is removably coupled to the lid on the said housing; Said pcb board 50 is fixedly installed on said enclosure interior; And said retainer body 40 is arranged on the said lid; When said lid is coupled on the said housing, said pcb board against with the end face that covers said metal shell at least 12.

Similarly, not only the USB electric connector can be comprised, electric connector can also be comprised according to other type of the utility model according to the electronic installation of the utility model.

The assembling of USB electric connector 100, retainer body 40 and pcb board 50 is described with the mode of concrete example below.

At first; With the

protrusion tab

15,16 of the metal shell 10 of USB electric connector 100 respectively with the sidewall of recess 41 on holding tank 411,412 aim at; Then

protrusion tab

15,16 is snapped in respectively or fits in the holding tank 411,412 on the sidewall of recess 41, thereby USB electric connector 100 is placed the recess 41 of retainer body 40.At this moment; Because the width of the width of

protrusion tab

15,16 holding tank 411,412 different and that cooperate respectively with it is also inequality; So, only

protrusion tab

15,16 respectively with situation that holding tank 411,412 cooperates under, USB electric connector 100 just can successfully be contained in the recess 41; In addition, because the width of

protrusion tab

15,16 is roughly consistent with the width of corresponding holding tank 411,412, so, can prevent that USB electric connector 100 longitudinal direction A along metal shell 10 in recess 41 from moving.Secondly; Pcb board 50 is covered on the USB electric connector 100; Thereby second end of conducting terminal 20 and earth terminal 30 all contacts with the surface of pcb board 50 and is extruded 11 strains towards the bottom surface, and utilizes elasticity and form respectively and effectively electrically contact with conductive contact 51 and earthing contact 52 on the pcb board 50.

Change and keep in repair under the situation of USB electric connector 100 at needs, only need remove pcb board 50 and just can from retainer body 40, take out USB electric connector 100.

After the preferred embodiment that specifies the utility model; Those of ordinary skill in the art can clearly understand; Under protection range that does not break away from the claim of enclosing and spirit, can carry out various variations and change, and the utility model also is not subject to the execution mode of the exemplary embodiment of lifting in the specification.It should be noted that word " comprises " does not get rid of other element or step, and word " " or " one " do not get rid of a plurality of.In addition, any element numbers of claim should not be construed as the scope of restriction the utility model.

Claims

1. an electric connector (100) comprising:

A metal shell (10); Said metal shell has a bottom surface (11) and an end face (12), and the longitudinal direction (A) of the said metal shell in said metal shell edge is formed with an inserted terminal (13) and an electric connecting terminal (14) relative with said inserted terminal;

An insulating body is fixed in the said metal shell;

A plurality of conducting terminals (20); First end (21) of each conducting terminal is fixed on the said insulating body at the inserted terminal of said metal shell; Second end (22) of each conducting terminal is positioned on the said insulating body at the electric connecting terminal of said metal shell, is used for electrically contacting with a PCB; And

An earth terminal (30) that extends transverse to said longitudinal direction substantially, said earth terminal has one the 3rd end (31) and one the 4th end (32), and the 3rd end of said earth terminal is electrically connected with said metal shell,

It is characterized in that:

On short transverse from said bottom surface to said end face; Said second end and said the 4th end all extend above said end face, and the top of said second end and said the 4th end all is suitable for the resilient movement towards said bottom surface under the situation that said second end and said the 4th end are pressed.

2. electric connector according to claim 1 is characterized in that:

Between first end and second end of said conducting terminal, the both sides on the said metal shell Width are respectively arranged with from metal shell and outwards are parallel to the protrusion tab (15,16) that said end face extends.

3. electric connector according to claim 2 is characterized in that:

On the longitudinal direction of said metal shell, stagger in the position of two protrusion tabs.

4. electric connector according to claim 2 is characterized in that:

On the longitudinal direction of said metal shell, the width of two protrusion tabs is different.

5. electric connector according to claim 4 is characterized in that:

A less protrusion tab setting of the contiguous width of the 3rd end of said earth terminal.

6. electric connector according to claim 1 is characterized in that:

Said earth terminal has a bending part (33) of the development length that prolongs said earth terminal.

7. electric connector according to claim 6 is characterized in that:

Said bending part is parallel to said bottom surface substantially and extends.

8. an electric coupler component (200) comprising:

An electric connector;

A retainer body (40), said retainer body are provided with the recess (41) that is suitable for holding said electric connector,

It is characterized in that:

Said electric connector is electric connector according to claim 1 (100), and said recess is at the inserted terminal (13) of an end opening to expose said electric connector on the longitudinal direction (A) of said metal shell.

9. electric coupler component according to claim 8 is characterized in that:

Between first end and second end of said conducting terminal, the both sides on the said metal shell Width are respectively arranged with from metal shell and outwards are parallel to the protrusion tab (15,16) that said end face extends;

Said recess (41) is provided with two holding tanks (411,412), and two protrusion tabs of said metal shell are suitable for being contained in respectively in the said holding tank.

10. electric coupler component according to claim 9 is characterized in that:

On the longitudinal direction of said metal shell, the width of two protrusion tabs is different;

On the longitudinal direction of said metal shell, the width difference of two holding tanks is to hold said protrusion tab respectively.

11. electric coupler component according to claim 9 is characterized in that:

On the longitudinal direction of said metal shell, stagger in the position of two protrusion tabs;

On the longitudinal direction of said metal shell, stagger to hold said protrusion tab respectively in the position of two holding tanks.

12. electric coupler component according to claim 9 is characterized in that:

On the longitudinal direction of said metal shell, the width of each holding tank is roughly the same with the width of a corresponding protrusion tab.

13. according to Claim 8 or 9 described electric coupler components, it is characterized in that:

Said earth terminal has a bending part of the development length that prolongs said earth terminal.

14. electric coupler component according to claim 13 is characterized in that:

Said bending part is parallel to said bottom surface substantially and extends.

15. according to Claim 8 or 9 described electric coupler components, it is characterized in that:

Place at said electric connector under the situation of recess of retainer body, the end face of retainer body (42) flushes with the end face (12) of metal shell.

16. an electronic installation comprises:

A pcb board (50); And

An electric coupler component,

It is characterized in that:

Said electric coupler component is according to each described electric coupler component (200) among the claim 9-15;

Be formed with on the said pcb board and be suitable for the conductive contact (51) that second end with said a plurality of conducting terminals electrically contacts respectively, and be suitable for the earthing contact (52) that the 4th end with said earth terminal electrically contacts;

Said pcb board is suitable at least the end face (12) that part covers said metal shell, and said conductive contact electrically contacts with second end (22) elasticity of corresponding conducting terminal respectively simultaneously, the 4th end (32) elasticity of said earthing contact and said earth terminal electrically contacts.

17. electronic installation according to claim 16 is characterized in that:

Said pcb board be suitable for against said metal shell end face (12) and at least part cover the end face of said metal shell.

18. electronic installation according to claim 16 is characterized in that:

Said electric connector is little USB electric connector.

19. electronic installation according to claim 18 is characterized in that:

Said electronic installation is a portable mobile device.

20. electronic installation according to claim 19 is characterized in that:

Said electronic installation also comprises housing and is removably coupled to the lid on the said housing; Said pcb board is fixedly installed on said enclosure interior; And said retainer body is arranged on the said lid; When said lid is coupled on the said housing, said pcb board against with the end face that covers said metal shell at least (12).