CN202172177U

CN202172177U - Electric connector

Info

Publication number: CN202172177U
Application number: CN2011200945489U
Authority: CN
Inventors: 曾雅军
Original assignee: Lotes Guangzhou Co Ltd
Current assignee: Lotes Guangzhou Co Ltd
Priority date: 2011-04-01
Filing date: 2011-04-01
Publication date: 2012-03-21
Anticipated expiration: 2021-04-01

Abstract

The utility model provides an electric connector, with one end connected with a cable group comprising a first grounding member and a second grounding member, and with the other end butted with an electronic element. The electric connector comprises an insulating body, a plurality of conductive terminals, a first shell and a second shell; wherein, the plurality of conductive terminals are arranged in the insulating body, the first shell is used for butting with the electronic element and is equipped with an extending piece and a wiring piece, and the wiring piece is used for connecting with the first grounding member; the second shell and the first shell are used for wrapping the insulating body and the conductive terminals jointly, and the second shell is connected with the extending piece and is conducted with the second grounding member. In the electric connector of the utility model, when one grounding path loses efficacy, the other grounding path still can lead out bad signals, so that the electric connector still can keep the stable electromagnetic shielding effect.

Description

Electric connector

[technical field]

The utility model relates to a kind of electric connector, refers to a kind of cable electric connector of the MICRO of meeting USB 3.0 agreements especially.

[background technology]

The patent No. is that 87222066 Taiwan patent has disclosed a kind of cable electric connector; Comprise members such as an insulating body, a plurality of conducting terminal, one first covering, one second covering, a circuit board and cable; Said conducting terminal and said first covering are to be contained in the said insulating body; Said cable is connected with said conducting terminal through said circuit board; Said first covering contacts with said second covering through its distolateral set contact flat spring, and said second covering is connecting the Copper Foil that ground connection acts on and carries out electromagnetic shielding, thus the effect that said cable electric connector is well covered noise.

Yet; Above-mentioned cable electric connector has following drawback: said first covering is through said contact flat spring and the said second covering Elastic Contact; Said contact flat spring causes breaking away from said second covering because of external impacts easily, and therefore the electromagnetic shielding path is broken off, and causes the function of shielding of whole said cable electric connector to lose efficacy; Thereby signal receives outside bad signal and disturbs in transmission course.

In order to address the above problem, need a kind of novel electric connector of creation.

[utility model content]

The purpose of the utility model is to provide a kind of electric connector that can reach stable effectiveness.

To achieve these goals, the utility model provides a kind of electric connector, and the one of which end is connected in the cable set that contains one first earthing member and one second earthing member, and the other end docks an electronic component, comprising: an insulating body; A plurality of conducting terminals are installed in the said insulating body; One first housing is used to dock said electronic component, is provided with an Extendible flake and a lug plate, and said lug plate is used to connect said first earthing member; One second housing coat said insulating body and said conducting terminal with said first housing is common, and said Extendible flake is connected in said second housing, said second earthing member of the said second housing conducting.

Compared with prior art; The said lug plate of the electric connector of the utility model is welded in said first earthing member; Said second earthing member of the said second housing conducting, two said housings have grounding path alone respectively, therefore; Bad signal can be derived by the shortest grounding path, reaches good shield effectiveness.In addition; The utility model has two electromagnetic shielding transmission paths; And said first housing is connected with conducting by said Extendible flake with said second housing; When wherein a grounding path lost efficacy, still have another grounding path that bad signal is derived, make said electric connector still keep stable effectiveness.

[description of drawings]

Fig. 1 is the stereogram of the electric connector of the utility model;

The stereogram that Fig. 2 disassembles second housing for electric connector shown in Figure 1;

Fig. 3 is the exploded view of electric connector shown in Figure 1;

Fig. 4 is the exploded view of another angle of electric connector shown in Figure 1;

Fig. 5 connects the sketch map of first earthing member and second earthing member for electric connector shown in Figure 1;

Fig. 6 is the vertical view of conducting terminal shown in Figure 3.

The drawing reference numeral explanation

The first earthing member L1, the second earthing member L2

First housing, 1 upper wall, 12 grooves 121

Extendible flake 122 fixes sheet 123 first fixing holes 124

Lug plate 125 spacers 126

Lower wall 14 cutting parts 140 solid inserted sheets 141

Sidewall 16 pins 161 first interfaces 17

Second interface 18

Second housing, 100 upper shells, 2 roofs 21

212 times curved sheets 22 of welding hole 211 first Location resilient pieces

Catch 23 lower houses 3 before second fixing hole 221 first

Curved sheet 32 on diapire 31 second Location resilient pieces 311

Catch 34 before the catch 33 the 3rd before the fixation spring tab 321 second

Conducting terminal 4 contact jaws 41 welding endss 42

Insulating body 5 substrates 51 location notchs 511

Connecting groove 512 first grooves 513 first fixture blocks 514

Second groove, 515 pin grooves, 516 support slots 517

First hyoplastron, 52 second hyoplastrons, 53 terminal containing slots 54

Back plug 6 breach 61

Snap close piece 7 main bodys 71 the 3rd Location resilient piece 72

Side wall 73 lock catch arms 74 fixing arms 75

[embodiment]

Below in conjunction with accompanying drawing to the utility model electric connector do further to set forth.

In the present embodiment, said electric connector one end is connected in the cable set (seeing also Fig. 5) that contains one first earthing member L1 and one second earthing member L2, and the other end docks an electronic component (not shown).The said first earthing member L1 is an earth connection, and the said second earthing member L2 is Copper Foil or aluminium foil.

See also Fig. 1, Fig. 3 and Fig. 4, said electric connector comprises one first housing 1 and one second housing 100 that is assembled into one, and said second housing 100 is fastened by a upper shell 2 and a lower house 3 to be formed; A plurality of conducting terminals 4 are contained in the insulating body 5, and a back plug 6 is positioned at said insulating body 5 rears, and a snap close piece 7 is installed on said insulating body 5 and the said back plug 6.Said conducting terminal 4, said insulating body 5 and said back plug 6 are coated by said first housing 1 and said second housing 100.

See also Fig. 3 and Fig. 4, said first housing 1 is for punching press is bent to form, and comprises a upper wall 12, a lower wall 14 and is connected two sidewalls 16 of said upper wall 12 and said lower wall 14.Said upper wall 12 offers two grooves 121, and the bending backwards and up of said upper wall 12 extends to form an Extendible flake 122, and fixes sheet 123, a lug plate 125 and a spacer 126.Said Extendible flake 122, said fixing sheet 123, said lug plate 125 and said spacer 126 are coated by said second housing 100.Offer one first fixing hole 124 in the said fixing sheet 123.Said lower wall 14 is bent to form a cutting part 140, and the said lower wall 14 two solid inserted sheets 141 that extend back.Said two sidewalls 16 pin 161 that extends back separately.

Said second housing 100 comprises said upper shell 2 and said lower house 3, and said upper shell 2 fastens with said lower house 3 and is one, and said upper shell 2 is punching press with said lower house 3 and is bent to form.

Said upper shell 2 has a roof 21; Offer a welding hole 211 on the said roof 21; Said Extendible flake 122 is revealed in said welding hole 211; Acting as of said welding hole 211 is positioned over tin cream on the said Extendible flake 122, makes said first housing 1 to be fixed in said upper shell 2 after the tin cream fusion.One first Location resilient piece 212 of arc bending is set on the said roof 21.The both sides of said roof 21 are bent to form curved sheet 22 respectively downwards, and said curved sheet 22 down offers second fixing hole 221.Catch 23 before the front end of said roof 21 extends to form one first downwards.

Said lower house 3 has a diapire 31, and said diapire 31 is provided with one second Location resilient piece 311 of arc bending.The both sides of said diapire 31 upwards are bent to form curved sheet 32 on respectively, and said curved sheet 32 is provided with fixation spring tab 321.Said fixation spring tab 321 is used to embed said second fixing hole 221, makes said upper shell 2 be assembled into one with said lower house 3.Catch 33 before the front end of said lower house 3 extends upward and forms one second, catch 34 before the said second preceding catch 33 extends to form the 3rd.Catch 23 is positioned on the said upper wall 12 before said first; Catch 33 is positioned under the said lower wall 14 before said second; Catch 34 is embedded in said cutting part 140 before the said the 3rd; Make the profile of said first housing 1 rear end and the front end profile phase of said second housing 100 adapt to, like this, said upper shell 2 forms the comparatively shielding space of sealing with said lower house 3 and said first housing 1.

Said insulating body 5 has a substrate 51, and said substrate 51 extends to form two hyoplastrons forward, and (among other embodiment, the quantity of said hyoplastron can be one, perhaps greater than two) is defined as first hyoplastron 52 and second hyoplastron 53 respectively.Said first housing 1 coats said hyoplastron, and said second housing 100 coats said substrate 51.

The upper surface of said substrate 51 is concaved with a location notch 511, one connecting grooves 512 and one first groove 513, and the upper surface of said substrate 51 convexes with one first fixture block 514.See also Fig. 2, said location notch 511 is used to settle said spacer 126, and said lug plate 125 is placed in the said connecting groove 512, and said lug plate 125 is welded in the said first earthing member L1 to carry out ground connection (seeing also Fig. 5).Said first fixture block 514 is embedded in said first fixing hole 124, makes said first housing 1 be fixed on the said insulating body 5.Said first Location resilient piece 212 is embedded in said first groove 513, makes said upper shell 2 be fixed on the said insulating body 5.Said substrate 51 lower surfaces are provided with one second groove 515, are used for ccontaining second Location resilient piece 311, make said lower house 3 be fixed on the said insulating body 5.The both sides of said substrate 51 respectively have a pin groove 516, and said pin groove 516 is used for ccontaining said pin 161.In addition, be provided with a support slot 517 in the said substrate 51.

Said cutting part 140 makes said first housing 1 coat said first hyoplastron 52 and forms one first interface 17; And said first housing 1 coats said second hyoplastron 53 and forms one second interface 18; A plurality of terminal containing slots 54 that the upper surface of said first hyoplastron 52 and said second hyoplastron 53 is offered respectively, said terminal containing slot 54 is through said substrate 51.

See also Fig. 6, each said conducting terminal 4 all has a contact jaw 41 and a welding ends 42, and said contact jaw 41 is placed on the said terminal containing slot 54 of said hyoplastron, and said welding ends 42 is installed on the said substrate 51.A plurality of said conducting terminals 4 are divided into two groups; Be defined as first group of conducting terminal and second group of conducting terminal respectively; Said first group of conducting terminal is placed on said first hyoplastron 52; Said second group of conducting terminal is placed on said second hyoplastron 53, and two groups of 4 of said conducting terminals include a plurality of the first terminals and a plurality of second terminal, and the longitudinally of said conducting terminal 4 is defined as fore-and-aft direction; The said conducting terminal 4 that defines said contact jaw 41 forward (direction of A is preceding) is said the first terminal, and said contact jaw 41 leans on said second terminal that is of back (direction of B is the back).The end face of the said contact jaw 41 of said the first terminal and said second terminal the spacing of longitudinally be D1 (D1 also for said the first terminal and said second terminal foremost between distance), the end face of said welding ends 42 is D2 (D2 also is the distance between the rearmost end of said the first terminal and said second terminal) in the spacing of longitudinally.The said electric connector of present embodiment is the cable electric connector of Micro USB 3.0B type; For avoiding the use of the said the first terminal of multiple structure; When said the first terminal being assembled in said insulating body 5; Through controlling the degree of depth that said conducting terminal 4 inserts said terminal containing slot 54, make D2 and D1 equate, make a plurality of said the first terminals can use same structure.

See also Fig. 3 and Fig. 4, said snap close piece 7 has a main body 71, and said main body 71 is provided with one the 3rd Location resilient piece 72.Each is bent to form a side wall 73 downwards said main body 71 both sides, and each said side wall 73 extends to form a lock catch arm 74 forward and extends back and forms a fixing arm 75.Said main body 71 embeds said support slot 517 with said side wall 73, makes said snap close piece 7 be held on the said insulating body 5 through said the 3rd Location resilient piece 72.Said lock catch arm 74 is revealed in said groove 121 and is stuck in said electronic component to collude.

During assembling, said snap close piece 7 is assembled in earlier on the said insulating body 5, and then, said back plug 6 is installed on the said insulating body 5, and said fixing arm 75 is embedded in the said back plug 6.See also Fig. 2 and Fig. 5, make outer surface that said welding ends 42 is revealed in said back plug 6 so that be welded on the said cable.Said back plug 6 also is provided with a breach 61, and said breach 61 is used to hold the said first earthing member L1, makes it easy to connect the said first earthing member L1.

In sum, the said electric connector of the utility model has the following advantages:

(1) see also shown in Figure 5; The said lug plate 125 of said first housing 1 is welded in the said first earthing member L1; Said first housing 1 is welded in said upper shell 2 by said Extendible flake 122, and the rear end of said upper shell 2 and said lower house 3 all forms with the said second earthing member L2 and electrically connects, in the time of can avoiding wherein grounding path inefficacy; Still have another grounding path that bad signal is derived, make said electric connector still keep stable effectiveness.

(2) said first housing 1, said upper shell 2 and said lower house 3 are punching press and are bent to form, and split production like this has been convenient to the Mould design of the metal shell of shielding action, and easy to assembly.

(3) said second housing offers welding hole; Said Extendible flake 122 is revealed in outside the said welding hole 211, makes tin cream be positioned on the said Extendible flake 122 through said welding hole 211, after the tin cream fusion said first housing 1 is fixed in said upper shell 2; Like this; Said first housing 1 is through being fixedly welded on said upper shell 2, and with respect to Elastic Contact of the prior art, contact resistance is littler; Be beneficial to the raising of capability of electromagnetic shielding, said first housing 1 does not allow to be subject to external impacts and not conducting with said upper shell 2.

(4) see also shown in Figure 6ly, when said the first terminal being assembled in said insulating body 5,, make D2 and D4 equal, make a plurality of said the first terminals can use same structure through controlling the degree of depth that said conducting terminal 4 inserts said terminal containing slot 54.

(5) said snap close piece 7 is bent to form an integral body through punching press, is not two-piece type, like this, is convenient to the disposable said insulating body 5 that is inserted in.

Above-mentioned explanation is the detailed description to the preferable possible embodiments of the utility model; But embodiment is not in order to limit the patent claim of the utility model; Equal variation that the technical spirit that all the utility model disclosed is accomplished down or modification change all should belong to claim that the utility model is contained.

Claims

1. electric connector, the one of which end is connected in the cable set that contains one first earthing member and one second earthing member, and the other end docks an electronic component, it is characterized in that, comprising:

One insulating body;

A plurality of conducting terminals are installed in the said insulating body;

One first housing is used to dock said electronic component, is provided with an Extendible flake and a lug plate, and said lug plate is used to connect said first earthing member;

One second housing coat said insulating body and said conducting terminal with said first housing is common, and said Extendible flake is connected in said second housing, said second earthing member of the said second housing conducting.

2. electric connector according to claim 1 is characterized in that: said insulating body has a substrate, and said substrate extends at least one hyoplastron forward, and said first housing coats said hyoplastron, and said second housing coats said substrate.

3. electric connector according to claim 2; It is characterized in that: the quantity of said hyoplastron is two; Be respectively first hyoplastron and second hyoplastron, said first housing coats said first hyoplastron and forms one first interface, and said first housing coats said second hyoplastron and forms one second interface.

4. electric connector according to claim 1 is characterized in that: said Extendible flake and said lug plate are coated by said second housing.

5. electric connector according to claim 2 is characterized in that: each said conducting terminal has a contact jaw and a welding ends, and said contact jaw is placed on the said hyoplastron, and said welding ends is installed on the said substrate.

6. electric connector according to claim 2 is characterized in that: said substrate is provided with a connecting groove, and said lug plate is placed in the said connecting groove.

7. electric connector according to claim 1 is characterized in that: said second housing comprises a upper shell and a lower house, and said upper shell and said lower house fasten and be one.

8. electric connector according to claim 1 is characterized in that: said second housing offers welding hole, and said Extendible flake is revealed in outside the said welding hole.

9. electric connector according to claim 1; It is characterized in that: the longitudinally of said conducting terminal is defined as fore-and-aft direction; A plurality of said conducting terminals comprise a plurality of the first terminals and a plurality of second terminal; Said the first terminal and said second terminal foremost between distance, equal the distance between the rearmost end of said the first terminal and said second terminal.

10. electric connector according to claim 1; It is characterized in that: further; Comprise that a snap close piece is installed on the said insulating body, said snap close piece has a main body, and the both sides of said main body are respectively to extending below a side wall; Each said side wall extends a lock catch arm forward, the said side wall fixing arm that extends back.

11. electric connector according to claim 1 is characterized in that: said electric connector is a Micro USB 3.0B molded lines cable electric connector.

12. electric connector according to claim 1 is characterized in that: said first earthing member is an earth connection.

13. electric connector according to claim 1 is characterized in that: said second earthing member is Copper Foil or aluminium foil.