CN203660187U

CN203660187U - Electric connector

Info

Publication number: CN203660187U
Application number: CN201420026234.9U
Authority: CN
Inventors: 张学海
Original assignee: Shanghai Moshi Connector Co Ltd; Molex LLC
Current assignee: Shanghai Moshi Connector Co Ltd; Molex LLC
Priority date: 2014-01-16
Filing date: 2014-01-16
Publication date: 2014-06-18
Anticipated expiration: 2024-01-16
Also published as: TWM485544U

Abstract

The utility model provides an electric connector including an insulation body, a plurality of conducting terminals fixed on the insulation body, a reinforcing element embedded in the insulation body and a shielding shell sleeving on the outer periphery of the insulation body. The insulation body is provided with a body and a tongue plate extending forward from the body. The shielding shell surrounds the tongue plate and forms a docking cavity. Each conducting terminal includes a docking part arranged on the tongue plate and a welding plate extending outward from the body. The reinforcing element is made of conducting metal and includes a body combined with the tongue plate together, a fixed part extending backward in a bending manner from the body and embedded in the body of the insulation body and a grounding part extending further from the fixed part, wherein the ground part is connected with the shielding shell electrically. According to the utility model, no grounding welding spots are needed to arrange externally on a matched circuit board and the electric connector is good in application and low in implementation cost.

Description

Electric connector

Technical field

The utility model relates to a kind of electric connector, relates in particular to a kind of reinforcement and ground structure of electric connector.

Background technology

Chinese patent CN201220460407.9 discloses a kind of socket connector, comprises insulating body, is immobilizated in conducting terminal and stiffener in insulating body, is sheathed on the metal shell outside insulating body and is shielded in the metal shell outside metal shell; Described insulating body comprises the hyoplastron that main part and autonomous body extend to form forward, and the upper surface of described hyoplastron is provided with terminal containing slot; Described conducting terminal is provided with contact site, weld part and connects the connecting portion of contact site and weld part, and described contact site is housed in corresponding terminal containing slot, and described weld part protrudes out outside insulating body; Described stiffener is immobilizated in the lower surface of described hyoplastron, the welding foot that it comprises body, is connected in the holding parts extending Qie Xiang both sides, body rear end and bends extension from holding parts two ends downwards, by the welding foot on stiffener is communicated with and can be grounded with the ground path on circuit board, thus the effectiveness of enhancing stiffener.The stiffener of this socket connector must increase ground connection solder joint in order to be grounded on circuit board, can affect like this configuration on circuit board, is presented as that adaptability is poor and implementation cost is also higher.Visible, be necessary existing electric connector to improve in fact.

Utility model content

Technical problem to be solved in the utility model is to overcome the existing deficiency of above-mentioned prior art, and proposes a kind of electric connector, and it need not change the layout on circuit board, and adaptability is good and implementation cost is low.

The utility model proposes a kind of electric connector for above-mentioned technical problem, comprise an insulating body, be fixed on multiple conducting terminals on this insulating body, be embedded in the reinforcing element on this insulating body and be set in a shield shell of this insulating body periphery, this insulating body has a main body and by this main body extended hyoplastron forward, this shield shell is enclosed in the surrounding of this hyoplastron and forms a docking chamber, and each conducting terminal comprises a docking part of being arranged on hyoplastron and from the outwardly directed weld part of this main body; This reinforcing element is made up of conducting metal, this reinforcing element comprises the body that combines with this hyoplastron, is bent backward and extended and be embedded in a fixed part in the main body of this insulating body and by a further extended grounding parts of this fixed part, wherein this grounding parts and this shield shell are electrical connected by this body.

Wherein, the grounding parts of this reinforcing element is the surface that is arranged on the main body of this insulating body with exposing; This shield shell can correspondence be fixed to a circuit board and pass through this circuit board ground connection, thereby makes also ground connection of this reinforcing element.

Wherein, this shield shell stretches out at least one salient point towards the grounding parts of this reinforcing element, thereby the salient point of this shield shell directly contacts and is electrical connected with the grounding parts of this reinforcing element.

Wherein, this shield shell comprises a roof, a diapire, be connected to two sidewalls between this roof and diapire and by these two sidewalls extended multiple angles downwards, wherein these angles can correspondence be fixed to this circuit board and make this shield shell ground connection by this circuit board.

Wherein, this hyoplastron has one first relative side surface and one second side surface, is formed with the terminal containing slot that extend multiple front and back on this second side surface; The body of this reinforcing element is fixed on the first side surface of this hyoplastron.

Wherein, the body of this reinforcing element runs through and is provided with at least one hole that grasps; The hyoplastron of this insulating body is equipped with this and at least onely grasps at least one post that grasps matching in hole.

Wherein, this reinforcing element also comprises by outside grasping part after extended two forward more respectively, the both sides of this grounding parts; On the surface of the main body of this insulating body, be concaved with two of matching with grasping part after these two respectively and grasp groove.

Wherein, the fixed part of this reinforcing element comprises by the rear end of this body spaced reciprocally backward along extended one first fixed arm of vertical bending and one second fixed arm; The grounding parts of this reinforcing element is further flatly extended backward by the rear end of this first fixed arm and the second fixed arm; This reinforcing element also comprises the extension flatly extending back by the rear end of this body and between this first fixed arm and the second fixed arm; Wherein these conducting terminals comprise two adjacent conducting terminals that signal transmission is used, and this extension is positioned at a vertical side of the conducting terminal that these two signal transmissions use.

In one embodiment, this reinforcing element also comprises by the front end of this body further along the extended front grasping part of vertical bending, and this front grasping part is the position that is embedded in this hyoplastron and approaches front end, wherein on this front grasping part, runs through and offers multiple perforates.

In another embodiment, this reinforcing element also comprises that this front grasping part further has the multiple barbs that extend back by the extended front grasping part of the vertical bending of front end edge of this body, and this front grasping part correspondence is coated on the front-end edge place of this hyoplastron.

Compared with prior art, electric connector of the present utility model is by making reinforcing element directly and shield shell is electrical connected, thus the ground connection that can realize easily reinforcing element; Need to be unspecial in reinforcing element increases corresponding ground connection solder joint on circuit board, adaptability is good and implementation cost is low.

Accompanying drawing explanation

Fig. 1 is the stereogram of the first preferred embodiment of the utility model electric connector.

Fig. 2 is the vertical view of the first preferred embodiment of the utility model electric connector

Fig. 3 be in Fig. 2 along A-A to cross section view.

Fig. 4 and Fig. 5 are the exploded perspective views of two different visual angles of the first preferred embodiment of the utility model electric connector.

Fig. 6 is that the vertical view decomposing after shield shell has been removed in the first preferred embodiment of the utility model electric connector.

Fig. 7 and Fig. 8 are the further exploded perspective views that shield shell two different visual angles have afterwards been removed in the first preferred embodiment of the utility model electric connector.

Fig. 9 is that shield shell stereogram has afterwards been removed in the second preferred embodiment of the utility model electric connector.

Figure 10 and Figure 11 are the exploded perspective views that shield shell two different visual angles have afterwards been removed in the second preferred embodiment of the utility model electric connector.

Figure 12 is that shield shell further exploded perspective view has afterwards been removed in the second preferred embodiment of the utility model electric connector.

Wherein, description of reference numerals is as follows:

1 insulating body

11 main body 12 hyoplastron 13 accepting grooves 15 grasp groove 16 locating pieces

111 upper surfaces

121 terminal containing slots 123 grasp post 124 partition walls

125 front end 126 location hole 128 uper side surface 129 downside surfaces

2 conducting terminals

21 docking section 22 weld parts

S1, S2 signal transmission conducting terminal

3 reinforcing elements

31 body 32 fixed part 33 35Hou grasping part, the front grasping part of grounding parts 34 36 extension

313 grasp hole 316 resigning hole 341 perforates

321 (W1) first fixed arm 322 (W2) second fixed arm

4 shield shells

41 roof 42 sidewall 43 diapire 44 angle 45 buckle arm 47 draw-in groove 48 salient points

9 docking chambeies

1a insulating body 12a hyoplastron 125a front end

The front grasping part of 3a reinforcing element 34a 342a barb

Embodiment

Although the utility model can easily show as multi-form embodiment, but shown in the drawings and in this manual by describe in detail be only some of them specific embodiments, be understandable that it is the exemplary illustrated of the utility model principle that this specification should be considered as simultaneously, and be not intended to the utility model to be restricted at this illustrated.

Thus, a feature pointed in this specification is one of them feature for an embodiment of the present utility model is described, rather than implies that each embodiment of the present utility model must have illustrated feature.In addition, should be noted that this specification described many features.Although some feature can combine to illustrate possible system, these features also can be used for other the combination not clearly stating.Thus, except as otherwise noted, illustrated combination is not intended to restriction.

In the embodiment shown in the figures, the indication of direction (such as upper and lower, left and right, front and rear) is not absolute but relative for the structure of explaining various elements of the present utility model with motion.When these elements are during in position shown in the drawings, these explanations are suitable.If when the explanation of the position of these elements changes, these directions also correspondingly change.

Below in conjunction with the accompanying drawing of this specification, two preferred embodiments of the present utility model are given to elaboration further.Be the first preferred embodiment of the utility model electric connector referring to Fig. 1 to Fig. 8, this electric connector is preferably a Micro-USB connector.This electric connector roughly comprises an insulating body 1, be fixed on multiple conducting terminals 2 on this insulating body 1, be embedded in the reinforcing element 3 on this insulating body 1 and be set in a shield shell 4 of this insulating body 1 periphery.

Referring to Fig. 4 to Fig. 8, this insulating body 1 is injection mo(u)lding.This insulating body 1 comprises a main body 11 and by this main body 11 extended hyoplastron 12 forward.The upper surface 111 at the top of this main body 11 is recessed to form an accepting groove 13 and lays respectively at two of this accepting groove 13 both sides and grasps groove 15.This main body 11 is upwards equipped with two locating pieces 16.These two locating piece 16 correspondences are arranged on these two across ground and grasp on groove 15.This hyoplastron 12 has a relative uper side surface 128 and a downside surface 129.Wherein, the upper surface 111 at the top of this main body 11 is above the uper side surface 128 of this hyoplastron 12.Multiple terminal containing slots 121 before and after on this downside surface 129, are formed extended at both sides.Between two adjacent terminal containing slots 121, be formed with a partition wall 124.In the present embodiment, have five terminal containing slots 121 and four partition walls 124.This hyoplastron 12 also runs through up and down and is provided with multiple location holes 126.The position of these location holes 126 is corresponding with the position of terminal containing slot 121.

Referring to Fig. 7, these conducting terminals 2 are to adopt metal material punching press bending forming.These conducting terminals 2 are preferably to adopt and insert the mode one of moulding and imbed and be fixed on this insulating body 1.Each conducting terminal 2 comprises a docking part 21 in the terminal containing slot 121 that is installed in this hyoplastron 12, and extends back from docking section 21 and from the outwardly directed weld part 22 of this main body 11.These conducting terminals 2 have five, and the conducting terminal S1, the S2(that use comprising two adjacent signal transmissions are as shown in Figure 7).

Referring to Fig. 3, Fig. 7 and Fig. 8, this reinforcing element 3 is to adopt conductive metallic material punching press bending forming.This reinforcing element 3 comprises the body 31 combining with this hyoplastron 12, bent backward a fixed part 32 that extends and be embedded in this main body 11 by the rear end of this body 31, the grounding parts 33 further being extended back by this fixed part 32, by the further extended front grasping part 34 of the vertical bending downwards in edge of front end of this body 31, by the both sides of this grounding parts 33 outwards grasping part 35 and the extension 36 that flatly extended back by the rear end of this body 31 after extended two forward more respectively.Particularly, this body 31 is tabular, and it buries the uper side surface 128 that is fixed on this hyoplastron 12 underground.The middle part of this body 31 is provided with two and grasps hole 313, can correspondingly grasp post 123 for two on this hyoplastron 12 and wear, thereby firmly fix the position of this body 31 on this hyoplastron 12.On this body 31, also run through up and down and be provided with multiple location holes 316.The position of these location holes 316 is corresponding with the position of the location hole 126 on hyoplastron 12.This fixed part 32 comprises by the rear end of this body 31 spaced reciprocally backward and along vertically upwards bending extended one first fixed arm 321 and one second fixed arm 322.This fixed part 32 is asymmetric setting vertically, has particularly, and the width dimensions W1 of this first linking arm 321 is less than the width dimensions W2 of this second linking arm 322.This grounding parts 33 is tabular, and it is flatly extended backward further by the rear end of this first fixed arm 321 and the second fixed arm 322.This grounding parts 33 is the upper surfaces 111 that are arranged at this main body 11 with exposing.Particularly, these grounding parts 33 correspondences are housed in the accepting groove 13 of this main body 11, and the upper surface of this grounding parts 33 exposes.This front grasping part 34 bending downwards forms, and its correspondence is buried the position (referring to Fig. 3) that is grasped in this hyoplastron 12 and approaches front end 125 underground.Particularly, on this front grasping part 34, run through and offer multiple perforates 341, can increase the bond strength of this reinforcing element 3 and this hyoplastron 12 by these perforates 341.This extension 36 is from extended between this first fixed arm 321 and the second fixed arm 322.This extension 36 is tabular, and its correspondence is positioned at a vertical side (or directly over saying position) of aforesaid two signal transmissions conducting terminal S1, S2.

Referring to Fig. 4 and Fig. 5, this shield shell 4 is to adopt metal material punching press bending forming.This shield shell 4 be enclosed in this insulating body 1 hyoplastron 12 surrounding and form a docking chamber 9, another butt connector (scheming not shown) can correspondence be accommodated in this docking chamber 9.This shield shell 4 comprises a roof 41, by both sides extended two sidewalls 42 of bending downwards of this roof 41, the diapire 43 being extended to form in opposite directions by the bottom of these two sidewalls 42, by the downward extended multiple angles 44 of these two sidewalls 42 and bend backward extended two buckle arms 45 downwards by the both sides, rear end of this roof 41.Particularly, this roof 41 is formed with two draw-in grooves 47 in the inner side of these two buckle arms 45.These two draw-in grooves 47 can with the main body of this insulating body 1 11 on two locating pieces 16 be clasped.Two salient point 48(that the rear end of this roof 41 inwardly stretches out space also can change to the elastic arm to downward-extension by salient point 48 in other embodiments), these two salient points 48 are in electrical contact with the upper surface of the grounding parts 33 of this reinforcing element 3, thereby realize the electric connection of this reinforcing element 3 and shield shell 4.This shield shell 4 can be by welded together being grounded of ground pad on the angle 44 on it and a circuit board (scheming not shown), thus the ground connection that can realize by shield shell 4 reinforcing element 3.

The assembling process of electric connector of the present utility model roughly comprises: first these conducting terminals 2 and this reinforcing element 3 are put in an injection mold (scheming not shown) in the lump, now the reference column on injection mold (scheming not shown) will be pressed on conducting terminal 2 through the location hole 316 on this reinforcing element 3 again, thereby reach, conducting terminal 2 and reinforcing element 3 are navigated to the effect on injection mold securely, then inject this insulating body 1 of plastic material moulding of melting, thereby these conducting terminals 2 and these reinforcing element 3 one are attached on this insulating body 1; Then, this shield shell 3 is inserted into the combination of insulating body 1 and these conducting terminals 2, reinforcing element 3 (at this moment buckle arm 45 is in straightened condition) backward from the front of insulating body 1; Finally, buckle arm 45 is carried out to punching press bending, make shield shell 3 be set in securely on this insulating body 1 to deviate from.

Compared with prior art, the beneficial effect of electric connector of the present utility model comprises: by form grounding parts 33 on reinforcing element 3, and this grounding parts 33 is electrical connected with shield shell 4, thereby can be by angle 44 ground connection on shield shell 4, make the body 31 of reinforcing element 3 can play good shield effectiveness, and need on circuit board, not be that reinforcing element 3 increases ground connection solder joint in addition, so can not affect the configuration on circuit board, adaptability is good and implementation cost is low; On the other hand, by the roof 41 at shield shell 4 downwards drawing two salient points 48 realize in electrical contact with grounding parts 33, make earthing effect better; And, by reinforcing element 3, form extension 36 from above two signal transmission conducting terminal S1, S2 are covered, thereby can reduce crosstalk promote signal transmission quality; In addition, by forming front grasping part 34 and arrange and grasp the structural designs such as hole 313 on reinforcing element 3, can strengthen the bond strength of reinforcing element 3 and insulating body 1 on the body 31 of reinforcing element 3.

Be the second preferred embodiment of the utility model electric connector referring to Fig. 9 to Figure 12, the difference of itself and above-mentioned the first preferred embodiment is mainly: the front grasping part 34a of this reinforcing element 3a is the front end 125a that is coated on this hyoplastron 12a.Particularly, the front grasping part 34a of this reinforcing element 3a has the vertical barb 342a extending back again of four elder generations downwards, and each barb 342a correspondence is coated on the front-end edge place of the partition wall 124a of the terminal containing slot 121a both sides of the hyoplastron 12a of this insulating body 1a.Can increase the bond strength between the front end 125a of hyoplastron 12a of this reinforcing element 3a and this insulating body 1a by these barbs 342a; and play the effect of the front end 125a of protection hyoplastron 12a, prevent that the hyoplastron 12a of electric connector is impaired in the time pegging graft with another butt connector.

Foregoing is only preferred embodiment of the present utility model; not for limiting embodiment of the present utility model; those of ordinary skills are according to main design of the present utility model and spirit; protection range of the present utility model can carry out very easily corresponding flexible or modification, therefore should be as the criterion with the desired protection range of claims.

Claims

1. an electric connector, comprise an insulating body, be fixed on multiple conducting terminals on this insulating body, be embedded in the reinforcing element on this insulating body and be set in a shield shell of this insulating body periphery, this insulating body has a main body and by this main body extended hyoplastron forward, this shield shell is enclosed in the surrounding of this hyoplastron and forms a docking chamber, and each conducting terminal comprises a docking part of being arranged on hyoplastron and from the outwardly directed weld part of this main body; It is characterized in that, this reinforcing element is made up of conducting metal, this reinforcing element comprises the body that combines with this hyoplastron, is bent backward and extended and be embedded in a fixed part in the main body of this insulating body and by a further extended grounding parts of this fixed part, wherein this grounding parts and this shield shell are electrical connected by this body.

2. according to electric connector claimed in claim 1, it is characterized in that, the grounding parts of this reinforcing element is the surface that is arranged on the main body of this insulating body with exposing; This shield shell can correspondence be fixed to a circuit board and pass through this circuit board ground connection, thereby makes also ground connection of this reinforcing element.

3. according to electric connector claimed in claim 2, it is characterized in that, this shield shell stretches out at least one salient point towards the grounding parts of this reinforcing element, thereby the salient point of this shield shell directly contacts and is electrical connected with the grounding parts of this reinforcing element.

4. according to electric connector claimed in claim 2, it is characterized in that, this shield shell comprises a roof, a diapire, be connected to two sidewalls between this roof and diapire and by these two sidewalls extended multiple angles downwards, wherein these angles can correspondence be fixed to this circuit board and make this shield shell ground connection by this circuit board.

5. according to the electric connector described in claim 1 to 4 any one, it is characterized in that, this hyoplastron has one first relative side surface and one second side surface, is formed with the terminal containing slot that extend multiple front and back on this second side surface; The body of this reinforcing element is fixed on the first side surface of this hyoplastron.

6. according to electric connector claimed in claim 5, it is characterized in that, the body of this reinforcing element runs through and is provided with at least one hole that grasps; The hyoplastron of this insulating body is equipped with this and at least onely grasps at least one post that grasps matching in hole.

7. according to electric connector claimed in claim 5, it is characterized in that, this reinforcing element also comprises by outside grasping part after extended two forward more respectively, the both sides of this grounding parts; On the surface of the main body of this insulating body, be concaved with two of matching with grasping part after these two respectively and grasp groove.

8. according to electric connector claimed in claim 5, it is characterized in that, the fixed part of this reinforcing element comprises that rear end by this body is spaced reciprocally backward along extended one first fixed arm of vertical bending and one second fixed arm; The grounding parts of this reinforcing element is further flatly extended backward by the rear end of this first fixed arm and the second fixed arm; This reinforcing element also comprises the extension flatly extending back by the rear end of this body and between this first fixed arm and the second fixed arm; Wherein these conducting terminals comprise two adjacent conducting terminals that signal transmission is used, and this extension is positioned at a vertical side of the conducting terminal that these two signal transmissions use.

9. according to electric connector claimed in claim 5, it is characterized in that, this reinforcing element also comprises the further extended front grasping part of the vertical bending in edge of front end by this body, this front grasping part is the position that is embedded in this hyoplastron and approaches front end, wherein on this front grasping part, runs through and offers multiple perforates.

10. according to electric connector claimed in claim 5, it is characterized in that, this reinforcing element also comprises the extended front grasping part of the vertical bending of front end edge by this body, this front grasping part further has the multiple barbs that extend back, and this front grasping part correspondence is coated on the front-end edge place of this hyoplastron.