CN201741937U

CN201741937U - Electrical connector

Info

Publication number: CN201741937U
Application number: CN2010202428567U
Authority: CN
Inventors: 燕海龙; 李慧斌; 徐锋平
Original assignee: Tyco Electronics Shanghai Co Ltd
Current assignee: Tyco Electronics Shanghai Co Ltd
Priority date: 2010-06-23
Filing date: 2010-06-23
Publication date: 2011-02-09
Anticipated expiration: 2020-06-23

Abstract

The utility model discloses an electrical connector, which comprises a first shielding shell, a second shielding shell, an insulating body arranged between the first and second shielding shells, and a plurality of conductive terminals. Wherein, the electrical connector further includes: a first elastic ground shield, disposed between the first shield shell and the insulating body, and in elastic contact with the first shield shell; and a second elastic ground shield A component is arranged between the second shielding shell and the insulating main body, and is in elastic contact with the second shielding shell. Compared with the prior art, the utility model has the advantages that: in the utility model, since the first shielding shell and the second shielding shell are elastically fastened by compressing the first and second elastic grounding shields between them Together, therefore, the elastic contact between the first shielding shell and the second shielding shell improves the stability and reliability of the mutual contact, thereby improving the grounding performance of the shielding shell.

Description

Electric connector

Technical field

The utility model relates to a kind of electric connector, relates in particular to a kind of electric connector with double-body bike metal shielding.

Background technology

The earthy metal shielding of electric connector is generally integral type or double-body bike.For the double-body bike metal shielding, it generally comprises independently upper casing and lower casing, generally speaking, upper casing and lower casing directly link into an integrated entity rigidly, be the rigidity contact between upper casing and the lower casing, this rigidity contact exists unstable and insecure problem, can cause ground connection unstable properties and unreliable.

And, existing electric connector directly adopts trip bolt to be screwed on the panel (for example motherboard), also contact between metal shielding and the panel for rigidity, therefore, also exist between metal shielding and the panel contact instability and insecure problem, can cause ground connection unstable properties and unreliable equally.

In addition, because the cable at the line outlet place of electric connector has blocked the position of trip bolt, make that trip bolt is difficult to tighten, this can cause and use inconvenience and contact insecure problem.

In view of above-mentioned technical problem, be necessary to design a kind of ground connection stable performance and reliable novel electric connector in fact.

The utility model content

Therefore, in order effectively to solve the unstable and insecure technical problem of the contact that exists in the prior art, at least one aspect of the present utility model is to propose a kind of electric connector.

According to an aspect of the present utility model, a kind of electric connector is proposed, comprise one first shielding case, secondary shielding shell, be arranged at an insulating body and a plurality of conducting terminal between first, second shielding case.Wherein, described electric connector further comprises: one first elasticity ground shield, be arranged between described first shielding case and the described insulating body, and with the described first shielding case Elastic Contact; And one second elasticity ground shield, be arranged between described secondary shielding shell and the described insulating body, and with described secondary shielding shell Elastic Contact.

In an embodiment of the present utility model, the described first elasticity ground shield comprises: one first flat-platy base portion; At least one first flexure strip is formed on the surface of described first flat-platy base portion; At least one the first short contact shell fragment that extends outwardly out with a side and at least one first long contact flat spring longer than the described first short contact shell fragment from described first flat-platy base portion.

In another embodiment of the present utility model, described first shielding case further comprises one first protruding rib, and described first protruding rib is resisted against on described first flat-platy base portion.

In another embodiment of the present utility model, described first protruding rib further comprises one first groove, and this first groove is corresponding with the described first flexure strip position to hold and to compress described first flexure strip.

In another embodiment of the present utility model, described at least one first short contact shell fragment and described at least one first long contact flat spring alternately are arranged in a row.

In another embodiment of the present utility model, the described second elasticity ground shield comprises: one second flat-platy base portion; At least one second flexure strip is formed on the surface of second flat-platy base portion; At least one the second short contact shell fragment that extends outwardly out with a side and at least one second long contact flat spring longer than the described second short contact shell fragment from described second flat-platy base portion.

In another embodiment of the present utility model, described secondary shielding shell further comprises one second protruding rib, and described second protruding rib is resisted against on described second flat-platy base portion.

In another embodiment of the present utility model, further comprise one second groove at described second protruding rib, this second groove is corresponding with the described second flexure strip position to hold and to compress described second flexure strip.

In another embodiment of the present utility model, described at least one second short contact shell fragment and described at least one second long contact flat spring alternately are arranged in a row.

In another embodiment of the present utility model, described at least one first and second short contact shell fragment is used for a panel Elastic Contact with fixing described electric connector.

In another embodiment of the present utility model, described at least one first and second long contact flat spring is used for the shielding case Elastic Contact with a pairing electric connector.

In another embodiment of the present utility model, further comprise: at least one first threaded connector is used for described first shielding case and described secondary shielding shell are tightened together.

In another embodiment of the present utility model, further comprise: a line outlet; At least one second threaded connector is used for described first shielding case and described secondary shielding shell are installed in a panel; And an auxiliary threaded connector, being arranged at the side near described line outlet, near the locking nut of described second threaded connector that the locking nut of wherein said auxiliary threaded connector and described line outlet are is meshed.

According to embodiment of the present utility model, because first shielding case and secondary shielding shell flexibly tighten together by compressing first, second elasticity ground shield between them, therefore, be Elastic Contact between first shielding case and the secondary shielding shell, improve contact stabilization and reliability each other, thereby improved the ground connection performance of shielding case.And therefore shielding case, has also improved contact stabilization and reliability between shielding case and the panel also by a plurality of short contact shell fragments and panel multiple spot Elastic Contact, thereby has further improved the ground connection performance of shielding case.In addition,, therefore, can tighten locking nut by tightening the auxiliary lock jack panel owing near line outlet, increased auxiliary lock jack panel with the locking nut interlock newly, thus can be with shielding case more stable and be fastened on the panel more reliably.

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

Description of drawings

Fig. 1 shows the perspective exploded view according to the electric connector of an embodiment of the present utility model;

Fig. 2 shows the first elasticity ground shield in the electric connector shown in Figure 1 or the schematic diagram of the second elasticity ground shield;

Fig. 3 shows first shielding case in the electric connector shown in Figure 1 or the schematic diagram of secondary shielding shell, and the local enlarged diagram of first shielding case or secondary shielding shell;

Fig. 4 shows the phantom of the electric connector after the combination, and the local enlarged diagram that dissects part; With

Fig. 5 shows and to be used for electric connector is connected to second threaded connector on the panel and the schematic diagram of auxiliary threaded connector, and the local enlarged diagram of second threaded connector and auxiliary threaded connector.

Embodiment

Describe the embodiment of exemplary of the present utility model below in detail, the example of embodiment is shown in the drawings, and wherein same or analogous label is represented same or analogous element.The embodiment that describes below with reference to accompanying drawing is exemplary, is intended to explain the utility model, and can not be interpreted as restriction of the present utility model.

Fig. 1 to Fig. 4 shows a specific embodiment of electric connector of the present utility model.Particularly, Fig. 1 shows the perspective exploded view according to the electric connector of an embodiment of the present utility model.

As shown in Figure 1, in the present embodiment, electric connector mainly comprises first shielding case 1, the first elasticity ground shield 2, insulating body 3, a plurality of conducting terminal (not shown), the second elasticity ground shield 4 and secondary shielding shell 5.

As shown in Figure 1, the first elasticity ground shield 2 is clipped between first shielding case 1 and the insulating body 3, the second elasticity ground shield 4 is clipped between secondary shielding shell 5 and the insulating body 3, insulating body 3 maintains a plurality of conducting terminals in insulating body 3 between first shielding case 1 and secondary shielding shell 5.

In the embodiment shown in fig. 1, first shielding case 1 and secondary shielding shell 5 tighten together mutually by a plurality of first threaded connectors (for example screw, bolt) 13, and in the process of tightening a plurality of first threaded connectors 13, first shielding case 1 and secondary shielding shell 5 little by little compress the first elasticity ground shield 2 and the second elasticity ground shield 4 between them, thereby realize that the Elastic Contact between first shielding case 1 and the secondary shielding shell 5 connects.Guarantee connective stability and reliability between first shielding case 1 and the secondary shielding shell 5 like this, thereby electric connector has and grounding function reliably when guaranteeing to use stable.

Fig. 2 shows the first elasticity ground shield 2 in the electric connector shown in Figure 1 or the schematic diagram of the second elasticity ground shield 4.

As shown in Figure 2, in one embodiment, the first elasticity ground shield 2 mainly comprises first flat-platy base portion 20, first flexure strip 201, the first short contact shell fragment 202 and the first long contact flat spring 203.

As shown in Figure 2, first flexure strip 201 is arranged on the surface of first flat-platy base portion 20.The first short contact shell fragment 202 extends outwardly out from a side of first flat-platy base portion 20.First long contact flat spring 203 to the first short contact shell fragments 202 are long, and extend outwardly out from a side of first flat-platy base portion 20.

In the embodiment shown in Figure 2, the surface of first flat-platy base portion 20 of the first elasticity ground shield 2 is provided with two first flexure strips 201, but the utility model is not limited to this, also can be provided with one, three or more first flexure strips 201.

In the embodiment shown in Figure 2, the first elasticity ground shield 2 has five first short contact shell fragments 202, and still, the utility model is not limited to this, also can be provided with one, two, three, four, six or more a plurality of first short contact shell fragment 202.

In the embodiment shown in Figure 2, the first elasticity ground shield 2 has six first long contact flat springs 203, but the utility model is not limited to this, also can be provided with one, two, three, four, five, seven or the more a plurality of first long contact flat spring 203.

In the embodiment shown in Figure 2, a plurality of first short contact shell fragment 202 and a plurality of first long contact flat spring 203 alternately are arranged in a row.

Fig. 3 shows first shielding case 1 in the electric connector shown in Figure 1 or the schematic diagram of secondary shielding shell 5, and the local enlarged diagram of first shielding case 1 or secondary shielding shell 5.

As shown in Figure 3, first shielding case 1 has the first elongated protruding rib 10, please refer to Fig. 2, and this first elongated protruding rib 10 is used to be squeezed in first flat-platy base portion 20 of the first elasticity ground shield 2.As shown in Figure 3, this first protruding rib 10 is provided with first groove 101 corresponding with first flexure strip 201, and this first groove 101 is used to hold and compresses first flexure strip 201.

Fig. 4 shows the phantom of the electric connector after the combination, and the local enlarged diagram that dissects part.In Fig. 4, can more be clear that first groove 101 on first protruding rib 10 and the matching relationship between first flexure strip 201.

Similarly, as shown in Figure 2, in one embodiment, the second elasticity ground shield 4 mainly comprises second flat-platy base portion 40, second flexure strip 401, the second short contact shell fragment 402 and the second long contact flat spring 403.

As shown in Figure 2, second flexure strip 401 is arranged on the surface of second flat-platy base portion 40.The second short contact shell fragment 402 extends outwardly out from a side of second flat-platy base portion 40.Second long contact flat spring 403 to the second short contact shell fragments 402 are long, and extend outwardly out from a side of second flat-platy base portion 40.

In the embodiment shown in Figure 2, the surface of second flat-platy base portion 40 of the second elasticity ground shield 4 is provided with two second flexure strips 401, but the utility model is not limited to this, also can be provided with one, three or more second flexure strips 401.

In the embodiment shown in Figure 2, the second elasticity ground shield 4 has five second short contact shell fragments 402, and still, the utility model is not limited to this, also can be provided with one, two, three, four, six or more a plurality of second short contact shell fragment 402.

In the embodiment shown in Figure 2, the second elasticity ground shield 4 has six second long contact flat springs 403, but the utility model is not limited to this, also can be provided with one, two, three, four, five, seven or the more a plurality of second long contact flat spring 403.

In the embodiment shown in Figure 2, a plurality of second short contact shell fragment 402 and a plurality of second long contact flat spring 403 alternately are arranged in a row.

Fig. 3 shows the secondary shielding shell 1 in the electric connector shown in Figure 1 or the schematic diagram of secondary shielding shell 5, and the local enlarged diagram of secondary shielding shell 1 or secondary shielding shell 5.

As shown in Figure 3, secondary shielding shell 1 has the second elongated protruding rib 50, please refer to Fig. 2, and this second elongated protruding rib 50 is used to be squeezed in second flat-platy base portion 40 of the second elasticity ground shield 4.More preferably, as shown in Figure 3, this second protruding rib 50 is provided with second groove 501 corresponding with second flexure strip 401, and this second groove 501 is used to hold and compresses second flexure strip 401.

As Fig. 1, Fig. 2 and shown in Figure 4, the shielding case 1,5 of electric connector is installed on the panel (not shown) by a plurality of second threaded connectors 11,51.When being installed on the panel, a plurality of first, second short contact shell fragments 202,402 and panel form the multiple spot Elastic Contact, thereby improve contact stabilization and reliability between them.

As Fig. 1, Fig. 2 and shown in Figure 4, illustrated electric connector is used for being electrically connected with the electric connector (not shown) of another pairing.When the electric connector of illustrated electric connector and not shown another pairing is electrically connected, the shielding case of the electric connector of a plurality of first, second long contact flat springs 203,403 and another pairing forms the multiple spot Elastic Contact, thereby improves contact stabilization and reliability between them.

Please continue referring to Fig. 1, a near side of second threaded connector 11 the line outlet 6 of electric connector is provided with auxiliary threaded connector 12.Should assist the locking nut of threaded connector 12 and near the locking nut of second threaded connector 11 the line outlet 6 to be interlocked.

In the embodiment shown in fig. 5, because second threaded connector 11 is near the cable 14 of drawing from line outlet 6, therefore, second threaded connector 11 can be subjected to the interference of the cable 14 of drawing from line outlet 6, is difficult to tighten.For the ease of tightening second threaded connector 12, in preferred embodiment shown in Figure 5, an auxiliary threaded connector 12 is set above second threaded connector 12, should be meshed with second threaded connector 12 at 121 places, illustrated position by auxiliary threaded connector 12, because auxiliary threaded connector 12 and cable 14 apart from each others, therefore can not be subjected to stopping and disturbing of cable 14, so just can tighten second threaded connector 11 reliably by tightening with the auxiliary threaded connector 12 of second threaded connector, 11 interlocks, therefore, easy to operate and can tighten second threaded connector 11 reliably during use.

Although illustrated and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that under the situation that does not break away from principle of the present utility model and spirit and can change these embodiment, scope of the present utility model is limited by claims and equivalent thereof, should note, 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 and limits the scope of the invention.

Claims

1. An electrical connector, comprising a first shielding shell (1), a second shielding shell (5), an insulating body ( 3) and multiple conductive terminals,

It is characterized in that the electrical connector further comprises:

a first elastic grounding shield (2), arranged between the first shielding shell (1) and the insulating body (3), and elastically contacting the first shielding shell (1); and

A second elastic grounding shield (4) is arranged between the second shielding shell (5) and the insulating main body (3), and elastically contacts with the second shielding shell (1).

2. The electrical connector according to claim 1, characterized in that,

The first elastic ground shield (2) comprises:

a first flat base (20);

At least one first elastic piece (201) is formed on the surface of the first flat base (20); and

At least one first short contact elastic piece (202) extending outward from one side of the first flat base (20) and at least one first long contact elastic piece longer than the first short contact elastic piece (202) (203).

3. The electrical connector according to claim 2, characterized in that,

The first shielding shell (1) further comprises a first protruding rib (10), and the first protruding rib (10) abuts on the first flat base (20).

4. The electrical connector according to claim 3, characterized in that,

The first protruding rib (10) further includes a first groove (101), and the first groove (101) corresponds to the position of the first elastic piece (201) to accommodate and compress the first elastic piece. Tablets (201).

5. The electrical connector according to claim 2, characterized in that,

The at least one first short contact elastic piece (202) and the at least one first long contact elastic piece (203) are alternately arranged in a row.

6. The electrical connector according to any one of claims 2-5, characterized in that,

The second elastic ground shield (4) comprises:

a second flat base (40);

At least one second elastic piece (401) is formed on the surface of the second flat base (40); and

At least one second short contact elastic piece (402) extending outward from one side of the second flat base (40) and at least one second long contact elastic piece longer than the second short contact elastic piece (402) (403).

7. The electrical connector according to claim 6, characterized in that,

The second shielding shell (5) further includes a second protruding rib (50), and the second protruding rib (50) abuts on the second flat base (40).

8. The electrical connector according to claim 7, characterized in that,

The second protruding rib (50) further includes a second groove (501), the second groove (501) corresponds to the position of the second elastic sheet (401) to accommodate and compress the second Elastic sheet (401).

9. The electrical connector according to claim 8, characterized in that,

The at least one second short contact elastic piece (402) and the at least one second long contact elastic piece (403) are alternately arranged in a row.

10. The electrical connector according to claim 9, characterized in that,

The at least one first and second short contact elastic pieces (202, 402) are used for elastic contact with a panel fixing the electrical connector.

11. The electrical connector according to claim 10, characterized in that,

The at least one first and second long contact elastic pieces (203, 403) are used for elastic contact with a shielding shell of a counterpart electrical connector.

12. The electrical connector according to claim 1, further comprising:

At least one first threaded connection (13) is used to fasten the first shielding shell (1) and the second shielding shell (5) together.

13. The electrical connector according to claim 1, further comprising:

an outlet (6);

at least one second threaded connection (11, 51) for mounting said first shielding case (1) and said second shielding case (5) on a panel; and

An auxiliary threaded connector (12) is arranged on one side close to the outlet (6), wherein the locking nut of the auxiliary threaded connector (12) is connected to the one near the outlet (6). The lock nut of the second threaded connection (11) engages.