CN201927730U - Electric connector - Google Patents

Abstract

An electric connector is mounted on a horizontal circuit board and is provided with an upper butting interface and a lower butting interface. The electric connector comprises a left circuit board and a right circuit board in vertical arrangement and respectively correspond to the upper and lower butting interfaces, and a third shielding sheet vertically arranged between the left and right circuit boards, wherein a grounded pin extending downwardly and used for connecting with the horizontal circuit board is arranged on the third shielding sheet. In the utility model, the electric connector has better shielding effect owing to the direct connection between the third shielding sheet and the horizontal circuit board.

Description

Electric connector

[technical field]

The utility model relates in particular to the shield blade syndeton of electric connector about a kind of electric connector.

[background technology]

When network interface connector RJ45 is used for high-speed transfer, filtering and anti-channeling sound need be set interferes electronic component.For RJ45 with stack interface, be typically provided with two vertical internal circuit board, interfere electronic component in order to carrying filtering and anti-channeling sound.

[utility model content]

Technical problem to be solved in the utility model provides a kind of electric connector with better shield effectiveness.

For solving the problems of the technologies described above, the utility model provides a kind of electric connector, be installed on the horizontal circuit boards, and two mating interfaces about having, this electric connector comprise respectively corresponding two mating interfaces up and down and the left circuit board that vertically is provided with right circuit board, reach the 3rd shield blade that vertically is arranged between left circuit board and the right circuit board, described the 3rd shield blade is provided with the grounding leg of downward extension in order to be connected with the aforementioned levels circuit board.

Relative prior art, in the utility model, the 3rd shield blade can directly be connected with horizontal circuit boards, has shield effectiveness preferably.

The further specific design of the utility model is as follows:

Described electric connector also comprises the left plastic body that is arranged between left circuit board and the 3rd shield blade, is arranged at the right plastic body between right circuit board and the 3rd shield blade, right plastic body is provided with reference column, described reference column runs through the 3rd shield blade and cooperates with left plastic parts, thereby left and right sides plastic body and the 3rd shielding part are fixed together;

Upper terminal group, the horizontal direction that the correspondence that also comprises described electric connector goes up mating interface is provided with the last circuit board of carrying upper terminal group, corresponding lower terminal group, the horizontal direction of mating interface down are provided with the following circuit board that carries the lower terminal group, last circuit board is connected to aforementioned right circuit board, and following circuit board is connected to aforementioned left circuit board;

Described electric connector also comprises first shield blade that is horizontally placed between circuit board and the following circuit board, and described first shield blade is connected with the 3rd shield blade conduction;

Described the 3rd shield blade is provided with the elastic arm that extends forward, and two elastic arms are held on the two opposite sides of first shield blade;

Described electric connector also comprises the external shield housing, and described the 3rd shield blade rear end is provided with the riveting cramp that passes the external shield housing backward and bend to opposition side respectively;

Described the 3rd shield blade is provided with location hole, and described location hole is provided with flange, and described reference column embeds in the location hole, and can press on the flange downwards.

[description of drawings]

Fig. 1 meets electric connector of the present utility model to be installed on three-dimensional view on the horizontal circuit boards.

Fig. 2 is the explosive view of electric connector shown in Figure 1.

Fig. 3 is the explosive view at another visual angle of electric connector shown in Figure 1.

Fig. 4 is the explosive view of terminal module shown in Figure 2.

Fig. 5 is that terminal module shown in Figure 2 is removed the stereogram of subelement with the annexation of clear the 3rd shield blade.

Fig. 6 is the explosive view of butt end shown in Figure 5 submodule group.

Fig. 7 is the end view under the terminal module subelement mated condition shown in Figure 5.

Fig. 8 is the assembling schematic diagram of terminal module shown in Figure 4.

Fig. 9 is the stereogram of insulating body shown in Figure 2.

Figure 10 is the enlarged drawing that insulating body circle shown in Figure 9 shows part.

Figure 11 is that the circle of terminal module shown in Figure 2 shows the part enlarged drawing.

Figure 12 is secondary shielding sheet shown in Figure 3 and the cooperate schematic diagram of plastic body with the terminals of adjacent module.

Figure 13 is the stereogram of secondary shielding sheet shown in Figure 12 and plastic body.

Figure 14 is an electric connector shown in Figure 1 along the position of insulator one side to the cutaway view of a side.

Figure 15 is the cooperation schematic diagram of second execution mode of the 3rd shield blade.

[main element symbol description]

Electric connector 100 left circuit boards 46

Conductive rubber ring 122 electronic components 462

Support 124 flutings 464

Insulating body 200 conducting strips 466

Sidewall 202 splicing ears 468

Partition wall 203 right circuit boards 47

Mating interface 204 flutings 474

206 conducting strips 476 of slotting

Holding slot 207 splicing ears 478

Sidewall 208 left plastic parts 48

Projection 209 reference columns 486

Front end face 22 right plastic parts 49

Terminal module 400 the 3rd shield blade 50

Butt end submodule group 41 intermediate supports 500

Dull and stereotyped 410 elastic arms 502

Reference column 412 location holes 503

Guide groove 414 grounding legs 504

Preceding plastic parts 415 flanges 505

First shield blade, 418 left linking arms 506

Upper terminal group 42 right linking arms 508

Lower terminal group 44 riveting cramps 509

Contact arm 420 external terminal modules 52

Free terminal 421 bottom plastic cement 520

Former charge level 423 external terminals 522

Die-cut 424 shield assembly 54

Chamfering 425 grounding legs 546

Last circuit board 43 secondary shielding sheets 548

Conductive edge 431 riveting cramps 549

Positioning through hole 432 plastic bodies 55

Conducting strip 433 slots to make way 552

Following circuit board 45 slots to make way 553

Conductive edge 451 compresses fin 556

Conducting strip 453

[embodiment]

See also Fig. 1 to Fig. 3, a kind of electric connector 100 of the present utility model that meets that is disclosed as, in order to be installed on the horizontal circuit boards 120, it has 2X4 mating interface 204, and mating interface 204 all aligns with above-below direction in level.This electric connector 100 comprises insulating body 200, be installed in four terminal modules 400 and three shield assemblies 54 of insulating body 200 from the rear end, the shield shell 126,128, the annular that are covered in insulating body 200 and terminal module 400 and shield assembly 54 is sheathed on the support 124 of shield shell 126,128 and be arranged at the conductive rubber ring 122 of support 124 fronts.

See also Fig. 4, described terminal module 400 comprises intermediate support 500, be installed on the external terminal module 52 of intermediate support 500, be installed on left circuit board 46 and right circuit board 47, and the butt end submodule group 41 of the two opposite sides of intermediate support 500.

See also Fig. 6, described butt end submodule group 41 comprise some butt joint terminals (upper terminal group 42 and lower terminal group 44), carrying upper terminal group 42 last circuit board 43, carry lower terminal group 44 following circuit board 45, will go up preceding plastic parts 415 that circuit board 43 and following circuit board 45 combine, be arranged at first shield blade 418 between circuit board 43 and the following circuit board 45.In fact, first shield blade 418 also is to be between circuit board 43 and the following circuit board 45, and described first shield blade 418 is fixed in preceding plastic parts 415.

Plastic parts 415 integrated injection moldings before described, it has the flat board 410 of level, is respectively equipped with reference column 412 in dull and stereotyped 410 upper and lower surface rear ends, and last circuit board 43 is equipped with positioning through hole 432 to cooperate with reference column 412 with following circuit board 45.Described dull and stereotyped about in the of 410 the front end on two surfaces be equipped with the guide groove 414 that fore-and-aft direction extends, describedly go up circuit board 43, circuit board 45 can tilt to slip into above-mentioned guide groove 414 respectively down.

See also Fig. 4 to Fig. 8, described intermediate support 500 comprises the 3rd shield blade 50 of vertical setting and is arranged at the left plastic parts 48 and right plastic parts 49 of the 3rd shield blade 50 left and right sides respectively.Described left plastic parts 48 is provided with reference column 486, the three shield blade 50 and is provided with location hole 503, and described reference column 486 embeds in the location hole 503, and in addition, this reference column 486 also cooperates with right plastic parts 49, thereby makes intermediate support 500 form an integral body.Described the 3rd shield blade 50 is provided with elastic arm 502, two elastic arms 502 that extend forward and is held on the two opposite sides of first shield blade 418, contacts thereby make first shield blade 418 form conduction with the 3rd shield blade 50.Described the 3rd shield blade 50 is provided with the grounding leg 504 that extends beyond insulating body 200 downwards, in order to be connected with aforementioned levels circuit board 120.Described the 3rd shield blade 50 is provided with the left linking arm 506 that bends and be connected in left circuit board 46 left, and bends and be connected in the right linking arm 508 of right circuit board 47 to the right.

Another execution mode (in conjunction with consulting Figure 15) as the 3rd shield blade 50, described location hole 503 is provided with the flange 505 of drawing and forming, described flange 505 can increase the area that cooperates of location hole 503 and reference column 486, improve the bearing capacity of reference column 486, when being convenient to follow-up electric connector 100 and being installed on horizontal circuit boards 120, grounding leg 504 is plugged in horizontal circuit boards 120.

Described the 3rd shield blade 50 rear ends are provided with the riveting cramp 509 that passes shield shell 128 backward and bend to opposition side respectively.A left side circuit board 46, right circuit board 47 is vertically parallel relatively, and its installed inside has some electronic components 462, and its front end is respectively equipped with fluting 464, fluting 474.Last circuit board 43 rear ends are provided with to the right and extend through fluting 474 conductive edges 431 to right circuit board 47 outsides, and this conductive edge 431 has plurality of conducting strips 433.Following circuit board 45 rear ends are provided with to the left and extend through fluting 464 conductive edges 451 to left circuit board 46 outsides, and this conductive edge 451 has plurality of conducting strips 453.The relative both sides of the outside fluting 474 of right circuit board 47 are provided with plurality of conducting strips 476, and described terminal module 400 also comprises the conducting strip 433 of the road plate 43 that Connects Power and the splicing ear 478 of the conducting strip 476 of right circuit board 47.The relative both sides of the outside fluting 464 of left side circuit board 46 are provided with plurality of conducting strips 466, and described terminal module 400 also comprises the conducting strip 453 of circuit board 45 under the connection and the splicing ear 468 of the conducting strip 466 of left circuit board 46.

See also Fig. 9 to Figure 11, insulating body 200 is provided with some flutings 206 of accommodating described butt end, described butt end subsystem is from the die-cut formation of metal material belt, and tool is from the former charge level 423 on strip surface and die-cut 424 of die-cut formation, described butt joint terminal is provided with and connects former charge level 423 and die-cut 424 circular chamfering 425, when described chamfering 425 enters the fluting 206 of insulating body 200 at the butt joint terminal, cooperate with sidewall 208 guidings of fluting 206.Described butt joint terminal has diagonally extending and enters the contact arm 420 of mating interface 204 to cooperate with butt connector, and contact arm 420 has free terminal 421, and described free terminal 421 is contained in the fluting 206.Butt joint terminal contact arm 420 other partial width sizes are littler relatively for described free terminal 421.Described butt joint terminal is fixed in a sidewall 202 of mating interface 204, and the contact arm 420 of described butt joint terminal tilts to extend back from this sidewall 202.

See also Fig. 3 and Figure 12 to Figure 14, shield assembly 54 is between the adjacent two row mating interfaces 204 of insulating body 200, and it comprises that secondary shielding sheet 548 and one are overmolded in the plastic body 55 of secondary shielding sheet 548.Described plastic body 55 cooperates with insulating body 200, thereby secondary shielding sheet 548 is fixed in insulating body 200.Described secondary shielding sheet 548 extends beyond upper terminal group 42 and lower terminal group 44 forward, with comparatively complete shielding between adjacent two mating interfaces 204 of formation level.Described secondary shielding sheet 548 is provided with some grounding legs 546 that extend beyond insulating body 200 downwards.

Described plastic body 55 1 sides circuit board 43 positions on corresponding terminal module 400 are provided with the slot to make way 552 that fore-and-aft direction extends, and an opposite side is provided with the slot to make way 553 that fore-and-aft direction extends in following circuit board 45 positions of corresponding another terminals of adjacent module 400.The secondary shielding sheet is formed with bending in corresponding slot to make way position, so that reduce the thickness of shield assembly 54.In addition, described insulating body 200 is provided with partition wall 203 between adjacent two row mating interfaces 204, partition wall 203 is provided with the holding slot of offering forward 207, and the sidewall of holding slot 207 is provided with the projection 209 that embeds aforementioned slot to make way 552, thereby shield assembly 54 is immobilizated in insulating body 200.55 times horizontal rightabouts of side direction of described plastic body convex with the belling rib 556 that balances or cancel each other, compress fin 556 and can compress the downside that is matched with corresponding terminal module 400, thereby but opposite end submodule group 400 plays the fixing effect, and is convenient to grounding leg 546 load level circuit boards 120.

See also Fig. 8, described external terminal module 52 comprises the bottom plastic cement 520 that left circuit board 46 and right circuit board 47 is connected to the described external terminal 522 of external terminal 522, fixing of horizontal circuit boards 120.

Claims (7)

1. electric connector, be installed on the horizontal circuit boards, and two mating interfaces about having, it comprise respectively corresponding two mating interfaces up and down and the left circuit board that vertically is provided with right circuit board, reach the 3rd shield blade that vertically is arranged between left circuit board and the right circuit board, it is characterized in that: described the 3rd shield blade is provided with the grounding leg of downward extension in order to be connected with the aforementioned levels circuit board.

2. electric connector as claimed in claim 1, it is characterized in that: described electric connector also comprises the left plastic body that is arranged between left circuit board and the 3rd shield blade, is arranged at the right plastic body between right circuit board and the 3rd shield blade, right plastic body is provided with reference column, described reference column runs through the 3rd shield blade and cooperates with left plastic parts, thereby left and right sides plastic body and the 3rd shielding part are fixed together.

3. electric connector as claimed in claim 2, it is characterized in that: described electric connector comprises that also upward upper terminal group, the horizontal direction of mating interface are provided with the last circuit board of carrying upper terminal group to correspondence, corresponding lower terminal group, the horizontal direction of mating interface down are provided with the following circuit board that carries the lower terminal group, last circuit board is connected to aforementioned right circuit board, and following circuit board is connected to aforementioned left circuit board.

4. electric connector as claimed in claim 3 is characterized in that: described electric connector also comprises first shield blade that is horizontally placed between circuit board and the following circuit board, and described first shield blade is connected with the 3rd shield blade conduction.

5. electric connector as claimed in claim 4 is characterized in that: described the 3rd shield blade is provided with the elastic arm that extends forward, and two elastic arms are held on the two opposite sides of first shield blade.

6. electric connector as claimed in claim 2 is characterized in that: described electric connector also comprises the external shield housing, and described the 3rd shield blade rear end is provided with the riveting cramp that passes the external shield housing backward and bend to opposition side respectively.

7. electric connector as claimed in claim 2 is characterized in that: described the 3rd shield blade is provided with location hole, and described location hole is provided with flange, and described reference column embeds in the location hole, and can press on the flange downwards.

Images