CN207925744U - Electric connector - Google Patents

Abstract

A kind of electric connector, including insulating body, the conducting terminal that is immobilizated in insulating body and to be immobilizated in insulating body outer and form the metal shell in a docking space, insulating body includes pedestal and the hyoplastron that is extended to form forward from pedestal, conducting terminal includes the holding parts being immobilizated in insulating body, the contact site that is exposed to outside hyoplastron and the weld part for being exposed to pedestal backward, the wall surface of metal shell rear end includes the positioning port opened up backward, positioning port has the stop section being located on transverse direction, pedestal rear end further comprises positioning region, positioning region and the stop section of positioning port mutually support in peripheral direction, normal use is influenced so as to effectively ensure normotopia degree of the insulating body in metal shell during assembling and use and prevent insulating body from being reversed in docking space.

Description

Electric connector

【Technical field】

The utility model refers in particular to a kind of certifiable normotopia degree can be suitably used for positive anti-plug in relation to a kind of electric connector Electric connector.

【Background technology】

On July 25th, 2017, the Chinese invention CN106981783A patents of bulletin disclosed a kind of electric connector, wrapped It includes insulating body, be immobilizated in insulating body, female terminal, shield and socket shielding casing, the rear fixed area of shielding casing Preceding blocking portion and rear blocking portion support insulating body in the longitudinal direction, to prevent insulating body to be moved forward and backward.But due to Fixed area is not disposed on the stopper that insulating body is supported in peripheral direction afterwards, when shielding casing being caused to be sheathed on insulating body, It is relatively difficult to guarantee the normotopia degree of insulating body, more since rear blocking portion is that perpendicular direction is bent to form, the torsion of insulating body is supported Intensity is weaker, and insulating body is caused to be susceptible to torsion in shielding casing.

Therefore, it is necessary to provide a kind of new electric connector.

【Utility model content】

Have compared with high structural strength to ensure the electric connector of normotopia degree the purpose of this utility model is to provide a kind of.

The purpose of this utility model is achieved through the following technical solutions：A kind of electric connector, including insulating body, fixing In in the insulating body conducting terminal and be immobilizated in outside the insulating body and formed the metal shell in a docking space, institute It includes pedestal and the hyoplastron that is extended to form forward from the pedestal to state insulating body, the conducting terminal include be immobilizated in it is described absolutely The intrinsic holding parts of edge, the contact site being exposed to outside the hyoplastron and the weld part for being exposed to the pedestal backward, the gold The wall surface for belonging to outer casing back includes the positioning port opened up backward, and the positioning port has the stop section being located on transverse direction, described Pedestal rear end further comprises that positioning region, the positioning region and the stop section of the positioning port mutually support in peripheral direction.

Further, the wall surface of the metal shell includes several positioning ports, and the wall surface of the metal shell includes upper The two side walls of wall, lower wall corresponding with the upper wall and the connection upper wall and lower wall, the upper wall, lower wall and two side walls Between form the docking space, the rear end both sides of the lower wall and two side walls offer the first positioning port, institute respectively backward It includes the support division for being located at lower end both sides and stretching out outward, the support division and the lower wall and two to state pedestal rear end The outer surface of side wall is coplanar, and each support division is held in the stop section of each first positioning port in peripheral direction.

Further, the pedestal includes positioned at rear end upper surface and upwardly extending several projections to be formed, after the upper wall End includes several second positioning ports opening up backward and corresponding with several projections, and each projection is supported in peripheral direction It is held in the stop section of each second positioning port.

Further, each support division and each projection are respectively forwardly held in the metal shell.

Further, the pedestal further comprises being located at front-end surface and several the first of recessed formation support slot backward, The metal shell further comprises positioned at upper wall and lower wall and towards several convex closures for docking and extending in space, each described Convex closure supports slot with each described first and is correspondingly arranged, and the front end of each convex closure is exposed to each described first and supports slot forward, The rear end face of each convex closure and each first supports and is formed with a gap between the rear end face of slot.

Further, the conducting terminal includes upper row's terminal and lower row's terminal, and upper row's terminal and lower row's terminal are a left side Right reverse symmetry is arranged, before the front ends of the two side walls of the metal shell extends forwardly beyond the upper wall and lower wall End margin is to form recess.

Further, the electric connector further comprises the metal reinforcement being immobilizated in the insulating body, the gold It includes the welding foot for extending the clinch of pedestal both sides and extending the pedestal rear end, the metal reinforcement to belong to reinforcer Welding foot and the conducting terminal weld part in row setting.

Further, the conducting terminal includes upper row's terminal and lower row's terminal, upper row's terminal and lower row's terminal into One step includes the ground terminal positioned at outermost both sides, and the metal reinforcement is symmetrical a pair of of setting and is located at upper and lower Between two ground terminals, the ground terminal of the upper and lower two rows includes described to be connected to from contact site front end bending The abutting part upper and lower surfaces of of metal reinforcement.

Further, the hyoplastron further comprises the recess portion positioned at the protrusion of both sides and positioned at the protrusion rear, described Metal reinforcement further comprises body part, and the outer ledge of the body part, which is laterally extended, is exposed to the protrusion and recess portion Outside.

Further, the grounding leg that the two side walls rear end of the metal shell is laterally outward bent to form, each overlap joint Portion is connected to the inner surface of each grounding leg respectively.

Compared with prior art, the utility model has the advantages that：Since the positioning region of the pedestal is in periphery It is mutually supported with the positioning port of the metal shell on direction, effectively can ensure insulating body during assembling and use It normotopia degree in metal shell and prevents the insulating body from being reversed in docking space and influences normal use.

【Description of the drawings】

Fig. 1 is that the electric connector of the utility model is installed on the three-dimensional combination figure of circuit board.

Fig. 2 is the three-dimensional combination figure that Fig. 1 is seen from other direction.

Fig. 3 is the stereogram of the utility model electric connector.

Fig. 4 is the rearview of the utility model electric connector.

Fig. 5 is the part isometric exploded view of the utility model electric connector.

Fig. 6 is the part isometric exploded view that Fig. 5 is seen from other direction.

Fig. 7 is the part isometric exploded view that the utility model electric connector of Fig. 5 further decomposes.

Fig. 8 is that the utility model electric connector removes the stereogram exploded view after metal shell and second insulator.

Fig. 9 is the sectional view that line A-A is seen along Fig. 1.

【Primary clustering symbol description】

100 insulating body 10 of electric connector

11 upper mounting portion 12 of pedestal

121 lower mounting portion 13 of projection

131 prelocalization face 1311 of support division

Interior side-locating face 1,312 first supports slot 14

Second supports 15 hyoplastron 16 of slot

17 recess portion 18 of protrusion

191 second insulator 192 of first insulator

Terminal 21 is arranged on conducting terminal 2

Lower 22 contact site 23 of row's terminal

231 holding parts 24 of abutting part

25 ground terminal 26 of weld part

3 body part 31 of metal reinforcement

32 clinch 33 of extension

34 metal shell 4 of welding foot

Dock 400 upper wall 41 of space

42 side wall 43 of lower wall

441 convex closure 442 of recessed portion

443 grounding leg 45 of bending part

46 second positioning port 47 of installation foot

First positioning port, 48 stop section 481

49 circuit board 5 of recess

Following specific implementation mode will further illustrate the utility model in conjunction with above-mentioned attached drawing.

【Specific implementation mode】

Hereinafter, the specific implementation mode that the utility model electric connector 100 will be introduced in conjunction with Fig. 1 to Fig. 9.Define the electricity The port of connector 100 and butt connector (not shown) grafting is front end.It is front-rear direction to define plugging direction.Definition difference It is horizontal direction perpendicular to the width direction of front-rear direction and vertical direction.

Fig. 1 to Fig. 9 is please referred to, the utility model provides a kind of electric connector 100 docked with butt connector, is installed on On circuit board 5 with opening (not labeled).The electric connector 100 includes insulating body 10, is immobilizated in the insulating body Several conducting terminals 2 and metal reinforcement 3 in 10, the metal shell 4 being immobilizated in outside the insulating body 10.

Fig. 4 to Fig. 9 is please referred to, the insulating body 10 includes pedestal 11 and the tongue extended to form forward from the pedestal 11 Plate 16.The insulating body 10 further comprise first insulator 191 and with 191 Unitary injection formed of the first insulator The second insulator 192 being integrated.The front end of the second insulator 192 and the first insulator 191 is collectively formed described Hyoplastron 16.The pedestal 11 is formed in the rear end of the first insulator 191.11 rear end of the pedestal further comprises being divided into Upper and lower two-part upper mounting portion 12 and lower mounting portion 13.The upper mounting portion 12 includes being located at front end and recessed formation backward One first support slot 14, two projections 121 formed positioned at rear end and upward projection and two forward recessed formation one A second supports slot 15.The lower mounting portion 13 include positioned at front end and backward two first of recessed formation support slot 14 and One second of recessed formation supports slot 15 positioned at rear end and forward.The lower mounting portion 13 further comprises outside positioned at both sides The support division 131 that projection is formed.The support division 131 defines prelocalization face 1311 and the interior side-locating face having positioned at front end 1312.The hyoplastron 16 includes the recess portion 18 positioned at the protrusion 17 of both sides and positioned at 17 rear of the protrusion.

Please refer to Fig. 5 to Fig. 9, each conducting terminal 2 include the holding parts 24 being immobilizated in the insulating body 10 and Extend forward from the holding parts 24 and is exposed to the contact site 23 on 16 surface of the hyoplastron and prolongs backward from the holding parts 24 It stretches to be exposed to the weld part 25 of 11 rear end of the pedestal.The conducting terminal 2 includes upper row's terminal 21 and lower row's terminal 22.Institute The row's of stating terminal 21 is identical with the number of terminals of lower row's terminal 22 and left and right directions is symmetrically arranged to meet pair of forward and reverse Connect demand.Upper row's terminal 21 and lower row's terminal 22 respectively include the ground terminal 26 for being set to outermost both sides.The upper row The ground terminal 26 of terminal 21 and lower row's terminal 22 is correspondingly arranged up and down respectively, and the contact of upper and lower two rows of ground terminal 26 The front end in portion 23 is respectively arranged with the abutting part 231 that the bending being directed towards extends.Upper row's terminal 21 and lower row's terminal 22 Weld part 25 in the transversely arranged setting in a row in the rear of the pedestal 11.

Fig. 5 to Fig. 9 is please referred to, the metal reinforcement 3 is symmetrical a pair of of setting and is arranged in the up-down direction respectively Between upper row's terminal 21 and the ground terminal 26 of lower row's terminal 22.The metal reinforcement 3 includes body part 31, from described 31 rear end of body portion extends laterally outward and in the extension 32 of " Z " shape.The extension 32 further comprises from the extension The welding foot 34 and extend outward 11 liang of the pedestal laterally outside from the extension 32 that 32 rear end of portion extends rearwardly to form Clinch 33 outside side.

Fig. 1 to Fig. 9 is please referred to, it includes upper wall 41 and the upper wall 41 that the metal shell 4, which has wall surface, the wall surface, The two side walls 43 of corresponding lower wall 42 and the connection upper wall 41 and lower wall 42.The upper wall 41, lower wall 42 and two side walls It is enclosed between 43 and sets to form a docking space 400.The metal shell 4 further comprises being set to the upper wall 41 and lower wall two-by-two 42 and into docking space 400 four recessed portions 441 of recessed formation, be located at close to 41 rear end of the upper wall and described 42 rear end of lower wall and tear a molding convex closure 442 and two convex closures 442 into the docking space 400 and set two-by-two The bending part 443 for being placed in the upper wall 41 and 42 rear end of lower wall and being formed to docking 400 inner bending of space.Described two side walls 43 Include the grounding leg 45 being laterally outward bent to form from 43 rear of the side wall and the installation positioned at 45 front of the grounding leg Foot 46.Each grounding leg 45 is in " ┓ " shape and symmetrical.Be formed by between two grounding legs 45 horizontal space with The rear end of the pedestal 11 is corresponding.The rear end of described two side walls 43 and the junction of the rear end of the lower wall 42 are respectively formed There is the first positioning port 48 opened up backward.The prelocalization face 1311 and inside of first positioning port 48 and the support division 131 1312 corresponding matching of positioning surface is arranged.First positioning port 48 is in being provided with stop section 481 on the lower wall 42.The upper wall 41 rear ends offer two the second positioning ports 47 with 121 corresponding matching of described two projections backward.Described two second positioning The outermost both sides of mouth in a lateral direction are formed with stop section 481.Prolong forward the front end of the two side walls 43 of the metal shell 4 The front-end surface beyond the upper wall 41 and lower wall 42 is stretched to form a recess 49, and the recess 49 can facilitate butt connector Prevent the front edge of metal shell 4 from blocking butt connector when plug to improve plug feel.

In the assembling process of the utility model electric connector 100, first, it is arranged in order in offer and arranges in the up-down direction Terminal 21, the metal reinforcement 3 of a pair of of setting and lower row's terminal 22, enable the metal reinforcement 3 be located at upper and lower two rows Two ground terminals 26 between, enable the abutting part 231 of upper and lower two rows of each ground terminal 26 be connected to the metal respectively and add On the upper and lower surface of strong 3 body part of part, 31 front end, with enable ground terminal 26 and metal reinforcement 3 can common grounding connection and Improve earthing effect.Two welding foots 34 of the metal reinforcement 3 are located at the upper row's terminal 21 being arranged in a row under The outermost both sides for arranging the weld part 25 of terminal 22, to convenient being welded and fixed with circuit board 5.

Then, first insulator 191 and upper row's terminal 21, metal reinforcement 3 and 22 one of lower row's terminal are projected It is molded as one.Subsequently, second insulator 192 and fixing there are into upper row's terminal 21, metal reinforcement 3 and lower row's terminal 22 191 Unitary injection formed of first insulator is integrated to block the gap in first insulator 191 and the insulation is collectively formed Ontology 10 enables the contact site 23 of upper row's terminal 21 and lower row's terminal 22 be exposed to the upper surface of the hyoplastron 16 respectively under Surface enables the outer ledge of the body part 31 of the metal reinforcement 3 uniformly laterally be exposed to the convex of 16 side of the hyoplastron Outside portion 17 and recess portion 18, can facilitate butt connector buckle and play better earthing effect and protect 16 edge of hyoplastron not by Abrasion.

Subsequently, metal shell 4 is assembled in from front to back on the insulating body 10, two of the lower installation is enabled to support The prelocalization face 1311 for holding portion 131 is respectively forwardly held in the leading edge and each support division 131 of described two first positioning ports 48 Interior side-locating face 1312 be held in each first positioning port, 48 corresponding stop section 481 respectively in peripheral direction.It is described The outer surface of two support divisions 131 and the outer surface of described two side walls 43 and lower wall 42 are coplanar to ensure flatness.It is described Two projections 121 of upper mounting portion 12 are respectively forwardly held in the front in two the second positioning ports 47 of 41 rear end of the upper wall Edge and corresponding stop section 481 is held in peripheral direction, enable pedestal 11 support division 131 and projection 121 respectively front and back Metal shell 4 is held on direction and peripheral direction, so as to effectively ensure insulating body 10 in gold in an assembling process Belong to the normotopia degree in shell 4 and prevents the insulating body 10 from being reversed in docking space 400 and influencing normal use.In addition, It enables three convex closures 442 of the metal shell 4 be correspondingly arranged in three first of pedestal 11 respectively to support in slot 14, enable each described The front end face of convex closure 442 is exposed to forward each described first and supports outside slot 14 in the longitudinal direction, and enables each convex closure 442 Rear end face and first supports and is formed with gap between the end face of slot 14, direct when so can not only prevent butt connector from crossing top It resists insulating body 10 and enables insulating body 10 impaired, can also will be insulated by the mounting portion and projection 121 of insulating body 10 The contact area of ontology 10 and metal shell 4 in the longitudinal direction increases and enabled insertion force when top disperse and protected and insulate this Body 10.Two grounding legs 45 of the metal shell 4 are located at the both sides of 11 rear end of the pedestal, and described two overlap joints Portion 33 is held in the inner surface of described two grounding legs 45 respectively, to realize metal shell 4, metal reinforcement 3 and ground terminal Ground connection is electrically connected and improves earth shield effect son 26 jointly.Four bending parts 443 of the metal shell 4 are contained in pair respectively Second answered supports in slot 15 and is held in the pedestal 11 forward to prevent insulating body 10 from moving backward.The metal shell 4 four recessed portions 441 are in the shell for the butt connector that can support insertion in docking space 400, due to recessed portion 441 Smooth surface and effective protection butt connector surface are not worn to ensure fixed and ground connection stability.It finally, will be described Electric connector 100 is fixed in the opening of the circuit board 5 to be electrically connected with realizing.

Compared with prior art, the utility model has the advantages that：Due to two support divisions of the pedestal 11 131 are held in peripheral direction respectively in two the first positioning ports 48 of metal shell 4, to prevent insulating body 10 in gold Belong to torsion in shell 4；More since two projections 121 of the upper end of the pedestal 11 equally support metal respectively in peripheral direction In two the second positioning ports 47 of shell 4, so as to preferably fix insulating body 10 to prevent insulating body 10 from reversing；More Due to having gap, insertion when butt connector can be enabled to cross top between each convex closure 442 and pedestal 11 of the metal shell 4 Power is transmitted to insulating body 10 and insulating body 10 is protected not to be damaged from what the positions such as support division 131, projection 121 disperseed.

The foregoing is merely some embodiments of the utility model, the embodiment being not all of, the common skill in this field Any equivalent variation that art personnel take technical solutions of the utility model by reading the utility model specification is The claim of the utility model is covered.

Claims (10)

1. a kind of electric connector, including insulating body, the conducting terminal that is immobilizated in the insulating body and be immobilizated in it is described absolutely Edge sheet is external and forms the metal shell in a docking space, and the insulating body includes pedestal and extends shape forward from the pedestal At hyoplastron, the conducting terminal includes the holding parts being immobilizated in the insulating body, the contact that is exposed to outside the hyoplastron Portion and the weld part for being exposed to the pedestal backward, it is characterised in that：The wall surface of the metal shell rear end includes opening up backward Positioning port, the positioning port have be located at transverse direction on stop section, the pedestal rear end further comprises positioning region, described Positioning region and the stop section of the positioning port mutually support in peripheral direction.

2. electric connector as described in claim 1, it is characterised in that：The wall surface of the metal shell includes several positioning Mouthful, the wall surface of the metal shell includes upper wall, lower wall corresponding with the upper wall and connects two of the upper wall and lower wall Side wall forms the docking space, the rear end both sides of the lower wall and two side walls between the upper wall, lower wall and two side walls Offer the first positioning port respectively backward, the pedestal rear end includes being located at lower end both sides and what is stretched out outward support The outer surface in portion, the support division and the lower wall and two side walls is coplanar, and each support division is held in peripheral direction The stop section of each first positioning port.

3. electric connector as claimed in claim 2, it is characterised in that：The pedestal includes prolonging positioned at rear end upper surface and upwards Several projections to be formed are stretched, the upper wall rear end opens up and positioned with several projections corresponding several second backward Mouthful, each projection is held in the stop section of each second positioning port in peripheral direction.

4. electric connector as claimed in claim 3, it is characterised in that：Each support division and each projection are respectively forwardly supported It is held in the metal shell.

5. electric connector as described in claim 1, it is characterised in that：The pedestal further comprise be located at front-end surface and to Several the first of recessed formation support slot afterwards, and the metal shell further comprises being located at upper wall and lower wall and towards the docking Several convex closures extended in space, each convex closure support slot with each described first and are correspondingly arranged, the front end face of each convex closure It is exposed to each described first forward and supports slot, the rear end face of each convex closure and each first are formed between supporting the rear end face of slot One gap.

6. electric connector as claimed in claim 2, it is characterised in that：The conducting terminal includes upper row's terminal and lower row end Son, upper row's terminal and lower row's terminal are that left and right reverse symmetry is arranged, the front end of the two side walls of the metal shell The front edge of the upper wall and lower wall is extended forwardly beyond to form recess.

7. electric connector as described in claim 1, it is characterised in that：The electric connector further comprises being immobilizated in described exhausted The intrinsic metal reinforcement of edge, the metal reinforcement include extending the clinch of pedestal both sides and extending the pedestal The welding foot of rear end, the welding foot of the metal reinforcement and the weld part of the conducting terminal are arranged in a row.

8. electric connector as claimed in claim 7, it is characterised in that：The conducting terminal includes upper row's terminal and lower row end Son, upper row's terminal and lower row's terminal further comprise that the ground terminal positioned at outermost both sides, the metal reinforcement are Symmetrical a pair is arranged and is located between upper and lower two ground terminals, and the ground terminal of the upper and lower two rows includes from institute The bending of contact site front end is stated to be connected to the abutting part upper and lower surfaces of of the metal reinforcement.

9. electric connector as claimed in claim 7, it is characterised in that：The hyoplastron further comprise positioned at both sides protrusion and Recess portion positioned at the protrusion rear, the metal reinforcement further comprise that body part, the outer ledge of the body part are horizontal It is exposed to the protrusion and the outside of recess portion to extension.

10. such as claim 7 to 9 any one of them electric connector, it is characterised in that：After the two side walls of the metal shell The grounding leg being laterally outward bent to form, each clinch is held to be connected to the inner surface of each grounding leg respectively.