CN202373799U - Electrical connector - Google Patents

Abstract

The utility model relates to an electrical connector, which comprises an insulating body, a plurality of terminals arranged on the insulating body, and a shielding shell, wherein the insulating body comprises a main body part, two tongue plates and a supporting part, and the main body part is provided with a front end surface; the two tongue plates protrude forwards from the front end surface of the main body part and are horizontally arranged in parallel, and the supporting part protrudes forwards from the front end surface of the main body part, is positioned between the two tongue plates, and is provided with a base and a supporting rib extending upwards from the base; the shielding shell surrounds the two tongue plates, and a foolproof part positioned between the two tongue plates is formed on the bottom wall of the shielding shell; and an accommodating groove corresponding to an accommodating supporting part is formed below the foolproof part, and the top end of the supporting rib is propped against the lower part of the foolproof part, so that the better supporting effect can be obtained. The bottom surface of the base is flush with the lower surface of the bottom wall of the shielding shell, so that the smaller overall height of the electrical connector can be kept.

Description

Electric connector

Technical field

The utility model relates to a kind of electric connector, particularly a kind of electric connector that can improve the structural strength of fool proof member.

Background technology

The novel patent announcement of TaiWan, China novel practical discloses a kind of universal serial bus connector number M393887 number; Include pedestal and shield shell; The pedestal leading flank of pedestal first docking section and second docking section that extend outwardly transversely and to arrange wherein; First docking section and second docking section are provided with a plurality of terminals, and on the leading flank between first docking section and second docking section, are provided with protuberance.The shield shell cover is located around being overlying on pedestal; And by diapire be formed with one upwards be convexly equipped with and extend to the pedestal leading flank fool proof portion, protuberance stretches in the fool proof portion formed stopper slot in bottom side, whereby; When aerial lug when fool proof portion inserts; Protuberance has the effect of block location, prevents that plug that fool proof portion receives aerial lug from pushing or improper use causes shield shell to produce warpage or distortion, and then reaches and guarantee integrally-built stability and reliability.

But; Because its protuberance only is the medium position place that protrudes out at the formed stopper slot of fool proof portion; Its profile can not cooperate with the lower surface of fool proof portion preferably; Therefore more not remarkable for the support effect of fool proof portion, protuberance thinner thickness along the vertical direction also fractures easily in addition, therefore also needs further to improve.

Summary of the invention

Therefore, the purpose of the utility model is promptly providing a kind of electric connector that can improve the structural strength of fool proof member.

So the utility model proposes a kind of electric connector, comprise an insulating body, a plurality of terminal of being located at insulating body, an and shielding casing.Insulating body comprises a main part, two hyoplastrons and a support portion; Main part has a front end face; Two hyoplastrons are protruded out forward by the front end face of main part and along continuous straight runs is set up in parallel; The support portion is protruded out forward by the front end face of main part and between two hyoplastrons, and the support portion has the ribs that a base and is up extended by base, and base is the expansion toward both sides gradually from top to bottom.Shielding casing comprises a roof, a diapire with respect to roof, reaches the two side that connects roof and diapire; Shielding casing is formed with one around two hyoplastrons and diapire and between two hyoplastrons and toward fool proof portion that the roof direction is convexly equipped with, defines the two butt joint chambeies that are interconnected; Square one-tenth one accepting groove of fool proof subordinate and correspondence are accommodated the support portion; And the top of ribs is resisted against the below of fool proof portion, and the bottom surface of base flushes with the lower surface of the diapire of shielding casing.

In the utility model one embodiment, this fool proof portion is by past this roof direction bend relief of this diapire one and is inverted U-shaped.

In the utility model one embodiment, this support portion is middle axial symmetry, and the profile of this support portion is to be contained in this accepting groove identically, and the upper surface of this support portion and the lower surface of this fool proof portion are amplexiformed each other.

In the utility model one embodiment, this shielding casing is bent to form by a metallic plate, and forms a joint close in this roof.

In the utility model one embodiment; This shielding casing also comprises one by the past rear wall that extends below of this roof rear end bending; And a plurality of by the past angle that extends below of this rear wall bending, wherein two angles lay respectively at these joint close both sides and are set up in parallel and between said two angles, form jointly one and grab the tin hole.

In the utility model one embodiment, this shielding casing also comprises two side angles that extended outward by this two side respectively.

In the utility model one embodiment, respectively this side angle is provided with one and grabs the tin hole.

In the utility model one embodiment, this shielding casing also comprises a plurality of bent sheet towards the bending of butt joint chamber of being located at this roof and this diapire near rear end, and this insulating body also comprises a plurality of this main part and corresponding respectively respectively draw-in grooves of this bent sheet be located at.

In the utility model one embodiment; This shielding casing also comprises two side angles that extended outward by this two side respectively; This both sides angle respectively has the bearing-surface that can replace at the circuit board upper surface, and this bearing-surface is higher than the lower surface of the diapire of this shielding casing.

The effect of the utility model is that the accepting groove of the support portion profile of insulating body and the fool proof portion of shielding casing roughly matches, and makes the top of support portion be resisted against the below of fool proof portion, can obtain support effect preferably, and can strengthen the structural strength of diapire.In addition, the lower surface of the bottom surface of support portion and the diapire of shielding casing is substantially flush, can when increasing support portion thickness along the vertical direction, make electric connector keep less whole height.

Description of drawings

Fig. 1 is a three-dimensional exploded view, and a preferred embodiment of the utility model electric connector is described;

Fig. 2 and Fig. 3 are respectively the views of the different visual angles of Fig. 1;

Fig. 4 is a three-dimensional exploded view, and this preferred embodiment and a circuit board are described;

Fig. 5 is the constitutional diagram of Fig. 4;

Fig. 6 is another angular views of Fig. 5;

Fig. 7 is the front view of Fig. 5;

Fig. 8 is the cutaway view of being got along VIII-VIII straight line among Fig. 7;

Fig. 9 is the upward view of this preferred embodiment; And

Figure 10 is the front view of this preferred embodiment, and wherein shielding casing is not shown.

Wherein, description of reference numerals is following:

100 electric connectors

1 insulating body

11 main parts

111 front end faces

12 hyoplastrons

13 support portions

131 bases

132 ribs

133 tops

134 bottom surfaces

135 upper surfaces

14 draw-in grooves

2 terminals

21 contact sites

22 afterbodys

3 shielding casings

301 butt joint chambeies

31 roofs

311 joint closes

32 diapires

321 lower surfaces

33 sidewalls

34 fool proof portions

341 accepting grooves

35 bent sheet

36 rear walls

37 angles

371 grab the tin hole

372 bearing-surfaces

38 side angles

381 grab the tin hole

382 bearing-surfaces

9 circuit boards

91 weld pads

92 welding holes

Embodiment

About the aforementioned of the utility model and other technology contents, characteristics and effect, in the detailed description of following cooperation, can clearly appear with reference to a preferred embodiment of accompanying drawing.

Before the utility model is described in detail, be noted that in following description similar elements is to represent with identical numbering.

Consult Fig. 1 to Fig. 4, a preferred embodiment of the utility model electric connector 100 comprises an insulating body 1, a plurality of terminal 2 and a shielding casing 3.This electric connector 100 is suitable for the heavy board-like circuit board 9 that is fixed to.

Insulating body 1 comprises a main part 11, two hyoplastrons 12 and a support portion 13.Main part 11 has that a front end face 111, two hyoplastrons 12 are protruded out by the front end face 111 of main part 11 and along continuous straight runs is set up in parallel forward.Support portion 13 is protruded out forward by the front end face 111 of main part 11 and between two hyoplastrons 12; Support portion 13 has the ribs 132 that a base 131 and is up extended by base 131; Support portion 13 preferably is middle axial symmetry, and base 131 is from top to bottom gradually toward both sides expansions (consulting Figure 10).Support portion 13 has a bottom surface 134 and a upper surface 135 along the direction perpendicular to the butt joint direction.

Terminal 2 is located at insulating body 1 and is distributed in two hyoplastrons 12; In this preferred embodiment; Terminal 2 is fixed in insulating body 1 with flush type molded (insert molding) one; And respectively have the afterbody 22 that the contact site 21 and of being located at hyoplastron 12 stretches out main part 11 rear ends, afterbody 22 is in order to be welded in the corresponding weld pad 91 of circuit board 9.

Consult Fig. 4 to Fig. 6, shielding casing 3 preferably is bent to form by a metallic plate one, comprises a roof 31, a diapire 32 with respect to roof 31, and connects the two side 33 of roof 31 and diapire 32, and forms a joint close 311 in roof 31.Shielding casing 3 is around two hyoplastrons 12 and define the two butt joint chambeies 301 that are interconnected.Diapire 32 is formed with a fool proof portion 34 between two hyoplastrons 12.Shielding casing 3 also comprises a plurality of bent sheet 35 of being located at roof 31 and diapire 32 near rear end; Insulating body 1 also comprises a plurality of main part 11 and draw-in grooves 14 (consulting Fig. 1 and Fig. 2) of corresponding each bent sheet 35 respectively be located at, and matches with draw-in groove 14 and makes shielding casing 3 combine with insulating body 1 to fix by bent sheet 35.In addition; Shielding casing 3 preferably also comprises one by the past rear wall 36 that extends below of roof 31 rear ends bending; Reach three by the past angle 37 that extends below of rear wall 36 bendings; One of them angle 37 is positioned at the position of side, and other two angles 37 lay respectively at joint close 311 both sides and are set up in parallel, and common formation one is grabbed tin hole 371 to prevent joint close 311 crackings between said two angles 37.Shielding casing 3 also comprises two side angles 38 that extended outward by two side 33 respectively, and each side angle 38 is provided with one and grabs tin hole 381.Each angle 37 and each side angle 38 preferably all has the bearing-surface 372,382 that can replace at circuit board 9 upper surfaces; And bearing-surface 372,382 is higher than the lower surface 321 of the diapire 32 of shielding casing 3; The end of angle 37 and side angle 38 then can penetrate the corresponding welding hole 92 of circuit board 9 and be fixedly welded on circuit board 9; Make the electric connector 100 can be whereby with the heavy board-like circuit board 9 that is fixed in; Moreover, can strengthen the structural strength of roof 31 by the angle that is connected in rear wall 36 37, and angle 37 and both sides angle 38 match and can strengthen the solder joints intensity of electric connector 100 and circuit board 9.

Consult Fig. 6 to Figure 10, in detail, fool proof portion 34 preferably by diapire 32 one toward roof 31 direction bend relief and be inverted U-shaped, fool proof portion 34 belows form an accepting groove 341 and correspondence is accommodated support portion 13.And the profile of support portion 13 is be contained in accepting groove 341 latter half of identically; The upper surface 135 of support portion 13 and the lower surface of fool proof portion 34 are amplexiformed each other; Ribs 132 tops 133 of support portion 13 are resisted against the below of fool proof portion 34, and the bottom surface 134 of base 131 flushes with the lower surface 321 of the diapire 32 of shielding casing 3.13 profile and accepting groove 341 match and can obtain support effect preferably by the support portion; To strengthen the structural strength of diapire 32; And the bottom surface 134 of support portion 13 flushes with the lower surface 321 of the diapire 32 of shielding casing 3, can increase support portion 13 thickness along the vertical direction to make the less whole height of electric connector 100 maintenances when improving its structural strength.

When processing and manufacturing electric connector 100; Preferably use flush type molded (insert molding) method that terminal 2 is fixed to insulating body 1 earlier; Then shielding casing 3 is set on the insulating body 1 by going to the back to overlap; Make support portion 13 penetrate and be housed in the accepting groove 341 of fool proof portion 34 belows, punch process goes out fixed structures such as rear wall 36, angle 37 and bent sheet 35 more at last, and shielding casing 3 is fixed to insulating body 1.

In sum; The insulating body 1 of this preferred embodiment has the support portion 13 that the accepting groove 341 of the fool proof portion 34 of profile and shielding casing 3 matches; Can obtain support effect preferably, and can efficient hardening diapire 32 structural strength and make electric connector 100 keep less whole height, and the rear wall 36 that connects roof 31 rear ends also extends angle 37; Can strengthen the structural strength of roof 31, can avoid shielding casing 3 through the back craze and transfiguration of repeatedly pegging graft.

The above is merely the preferred embodiment of the utility model; When not limiting the scope that the utility model is implemented with this; The simple equivalent of promptly being done according to the utility model claim scope and utility model description generally changes and modifies, and all still belongs in the scope that the utility model patent contains.

Claims (9)

1. an electric connector is characterized in that, comprises:

One insulating body; Comprise a main part, two hyoplastrons and a support portion; This main part has a front end face, and this two hyoplastron is protruded out forward by the front end face of this main part and along continuous straight runs is set up in parallel, and this support portion is protruded out forward by the front end face of this main part and between this two hyoplastron; This support portion has the ribs that a base and is up extended by this base, and this base is the expansion toward both sides gradually from top to bottom;

A plurality of terminals are located at this insulating body and are distributed in this two hyoplastron; And

One shielding casing; Comprise a roof, a diapire with respect to this roof, reach the two side that connects this roof and this diapire; This shielding casing is around this two hyoplastron and define the two butt joint chambeies that are interconnected; This diapire is convexly equipped with the fool proof portion between this two hyoplastron that is formed with toward this roof direction; Square one-tenth one accepting groove of this fool proof subordinate and correspondence are accommodated this support portion, and the top of this ribs is resisted against the below of this fool proof portion, and the bottom surface of this base flushes with the lower surface of the diapire of this shielding casing.

2. according to the described electric connector of claim 1, it is characterized in that this fool proof portion is by past this roof direction bend relief of this diapire one and is inverted U-shaped.

3. according to the described electric connector of claim 2, it is characterized in that this support portion is middle axial symmetry, and the profile of this support portion is to be contained in this accepting groove identically, the upper surface of this support portion and the lower surface of this fool proof portion are amplexiformed each other.

4. according to the described electric connector of claim 1, it is characterized in that this shielding casing is bent to form by a metallic plate, and form a joint close in this roof.

5. according to the described electric connector of claim 4; It is characterized in that; This shielding casing also comprise one by the bending of this roof rear end toward the rear wall that extends below, and a plurality of by this rear wall bending toward the angle that extends below; Wherein two angles lay respectively at these joint close both sides and are set up in parallel, and form one and grab the tin hole jointly between said two angles.

6. according to the described electric connector of claim 5, it is characterized in that this shielding casing also comprises two side angles that extended outward by this two side respectively.

7. according to the described electric connector of claim 6, it is characterized in that respectively this side angle is provided with one and grabs the tin hole.

8. according to the described electric connector of claim 1; It is characterized in that; This shielding casing also comprises a plurality of bent sheet towards the bending of butt joint chamber of being located at this roof and this diapire near rear end, and this insulating body also comprises a plurality of this main part and corresponding respectively respectively draw-in grooves of this bent sheet be located at.

9. according to the described electric connector of claim 1; It is characterized in that; This shielding casing also comprises two side angles that extended outward by this two side respectively; This both sides angle respectively has the bearing-surface that can replace at the circuit board upper surface, and this bearing-surface is higher than the lower surface of the diapire of this shielding casing.

Images