CN207234002U - Electric connector - Google Patents

Abstract

A kind of electric connector, including insulating body, it is immobilizated in two rows of conducting terminals of the insulating body and the intershield piece being arranged between two rows of conducting terminals, the insulating body single injection-molded is in outside two rows of conducting terminals and intershield piece, the insulating body includes pedestal and the hyoplastron extended to form forward from the pedestal, the conducting terminal includes the connecting portion being immobilizated in pedestal, the contact site of the apparent surface up and down exposed to hyoplastron extended forward from connecting portion and the welding foot that pedestal is extended back from connecting portion, the front end that the head of the contact site is embedded in the hyoplastron and head is exposed to the front end face of hyoplastron.This electric connector only passes through single injection-molded so that insulating materials, conducting terminal and intershield sheetmolding are terminal module, and processing procedure is simple, and can equally realize the positive anti-plug of electric connector.

Description

Electric connector

【Technical field】

The utility model is related to a kind of electric connector, more particularly to it is a kind of can just anti-plug electric connector.

【Background technology】

In the prior art, the terminal module in electric connector includes upper terminal module and lower terminal module, molding mode All be to be molded three times, be first molded upper terminal module and lower terminal module, then by upper terminal module, lower terminal module and in indirectly Encapsulating forming terminal module after ground piece assembling.Processing procedure is more, and cost is higher.

Based on the prior art, it is necessory to be improved to existing electric connector.

【Utility model content】

It is simple the technical problem to be solved by the utility model is to provide a kind of processing procedure and can equally realize positive anti-plug Electric connector.

In order to solve the above-mentioned technical problem, the technical solution of the utility model is as follows：A kind of electric connector, including insulation is originally Body, the two rows of conducting terminals for being immobilizated in the insulating body and the intershield piece being arranged between two rows of conducting terminals, For the insulating body single injection-molded in outside two rows of conducting terminals and intershield piece, the insulating body includes pedestal And the hyoplastron extended to form forward from the pedestal, the conducting terminal include being immobilizated in connecting portion in pedestal, from connecting portion The contact site of the apparent surface up and down exposed to hyoplastron extended forward and the welding foot that pedestal is extended back from connecting portion, institute The head for stating contact site is embedded in the front end on the hyoplastron and head and is exposed to the front end face of hyoplastron.

Further, the hyoplastron includes cutting hole, the head dew of the contact site positioned at some of the hyoplastron front end face Hole is cut for described.

Further, the hyoplastron include close to some first compacting holes of the pedestal front end through hyoplastron upper surface with Some second compacting holes through hyoplastron lower surface close to the pedestal front end, first compacting hole and the second compacting hole exist Shifted to install on horizontal direction.

Further, the conducting terminal of often arranging includes a pair of of ground terminal on the outermost side, positioned at the ground terminal A pair of power source terminals of inner side and four signal terminals between the pair of power supply terminal, the upper row of signal terminals from Left-to-right arranges, and is respectively the first signal terminal, secondary signal terminal, the 3rd signal terminal and the 4th signal terminal, under described Row of signal terminals arranges from left to right, is respectively the 5th signal terminal, the 6th signal terminal, the 7th signal terminal and the 8th signal Terminal, the hyoplastron are provided with three the first compacting holes and four the second compacting holes, and three first compacting holes are from left to right The 5th signal terminal, the 6th signal terminal, the 7th signal terminal and the 8th signal terminal, four second compactings are supported respectively Hole the first signal terminal in the row's of supporting conducting terminal, secondary signal terminal, the 3rd signal terminal and respectively from left to right Four signal terminals.

Further, first compacting hole in the centre position of three first compacting holes supports in lower row of signal terminals at the same time The 6th signal terminal and the 7th signal terminal, the first signal end in four second compacting holes and upper row of signal terminals Son, secondary signal terminal, the 3rd signal terminal and the 4th signal terminal correspond support respectively.

Further, three first compacting holes are respectively positioned at two signal terminals adjacent to each other of upper row of signal terminals Between, second compacting hole from left to right respectively between power supply terminal and the 5th signal terminal, the 5th signal terminal with Between 6th signal terminal, between the 7th signal terminal and the 8th signal terminal and between the 8th signal terminal and power supply terminal, The second compacting hole is not provided between 6th signal terminal and the 7th signal terminal.

Further, the electric connector further includes the shielding casing with the receiving space for housing the insulating body, institute Stating shielding casing includes upper wall, the lower wall being oppositely arranged with the upper wall and the offside for being connected the upper wall and the lower wall Wall, the pedestal include recessed supporting groove in the first of front end, setting in supporting the opposite plane of plane where groove with described first Second put supports groove and a pair the 3rd positioned at the pedestal rear end face supports groove, and the shielding casing is included from the upper wall Protrude into the receiving space with support the described first the first support division for supporting groove, from the lower wall protrude into it is described house it is empty Between with described second support groove support groove mating the second support division and from the lower wall rear end be folded upward at extension with clamping The pair of 3rd supports a pair of of buckling foot of groove.

Further, the electric connector further includes the plastic shell for housing the Terminals Die group and shielding casing and is fixed on The metal shell of the plastic shell, the metal shell are shaped in the plastic shell.

Further, the metal shell includes plate-like main part and the covering extended rearwardly to form from the main part The holding parts of the shielding part, the holding parts both ends are equipped with the 3rd fixed feet of a pair of bending extension vertically downward, and described the Three fixed feets are located at the weld part both sides.

Further, the holding parts are immobilizated in the shielding part by spot welding.

Compared with prior art, this electric connector only passes through single injection-molded so that insulating materials, conducting terminal are with Between shield sheetmolding be terminal module, processing procedure is simple, and can equally realize the positive anti-plug of electric connector.

【Brief description of the drawings】

Fig. 1 is the three-dimensional combination figure of the utility model electric connector.

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

Fig. 3 is top view of the shielding casing with terminal module of the utility model electric connector.

Fig. 4 is the figure that Fig. 3 is seen from other direction.

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

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

Fig. 7 is the exploded view of the terminal module of the utility model electric connector.

Fig. 8 is the figure that Fig. 7 is seen from other direction.

Fig. 9 is the sectional view of the utility model electric connector.

【Primary clustering symbol description】

100 terminal module 10 of electric connector

1 pedestal 11 of insulating body

First, which supports groove 111 second, supports groove 112

3rd supports plate portion 114 after groove 113

115 terminal conduit 1151 of vacancy portion

12 docking groove 121 of hyoplastron

First compacting hole 122 cuts hole 123

Second compacting hole, 124 conducting terminal 2

Upper 21 times row's terminals 22 of row's terminal

Ground terminal 2g power supply terminals 2p

The first signal terminals of signal terminal 2s 2s1

The 3rd signal terminal 2s3 of secondary signal terminal 2s2

The 5th signal terminal 2s5 of 4th signal terminal 2s4

The 7th signal terminal 2s7 of 6th signal terminal 2s6

8th signal terminal 2s8 contact sites 23

24 welding foot 25 of connecting portion

3 head 31 of intershield piece

311 linking arm 32 of location hole

33 offset plate 4 of weld part

5 upper wall 51 of shielding casing

First support division, 511 lower wall 52

Second support division, 521 buckling foot 522

53 shielding part 54 of side wall

541 notch 55 of protection portion

56 plastic shell 6 of connecting support arm

61 lower board unit 62 of upper plate portion

63 supporting part 631 of side plate

First ring portion, 64 second ring portion 65

7 main part 71 of metal shell

First fixed feet, 711 through hole 712

Second fixed feet, 713 retaining sheet 714

The 3rd fixed feet 721 of holding parts 72

【Embodiment】

Please referring to Fig.1 to shown in Fig. 9, the utility model is a kind of electric connector 100 that can be used for installed in circuit board, its Including terminal module 10, the shielding casing 5 being set in outside the terminal module 10, the plastic shell 6 for coating the shielding casing 5 And metal shell and the offset plate 4 for blocking the electric connector rear end.

It refer to shown in Fig. 1 and Fig. 7 to Fig. 9, the terminal module 10 includes insulating body 1, is immobilizated in the insulation originally Two rows of conducting terminals 2 of body and the intershield piece 3 being held between two rows of conducting terminals 2.The insulating body 1 also wraps Include pedestal 11 and the hyoplastron 12 extended to form forward along the pedestal 11.12 both sides of hyoplastron are recessed with a pair of of docking groove 121, It is connected with butt connector.The hyoplastron 12 further include be disposed in proximity at 11 front end of pedestal through hyoplastron upper surface Some first compacting holes 122, some second compacting holes through hyoplastron lower surface being disposed in proximity at 11 front end of pedestal 124 and some of exposure positioned at the hyoplastron front end face cut hole 123.First compacting hole, 122 and second compacting hole 124 The fabrication hole left when mould is extracted when being due to terminal 10 one-pass molding of module.In the present embodiment, the first compacting hole 122 With the second compacting hole 124 through hole is not formed completely through hyoplastron upper and lower surface.First compacting hole 122 is provided with three, Second compacting hole 124 is provided with 4, and shifts to install in a lateral direction.It is conductive that first compacting hole supports downwards lower row Terminal, second compacting hole row's of supporting conducting terminal upwards.When compressing, for arranging conducting end in mould filling compacting Sub and lower row's conducting terminal.The hole 123 that cuts is due to the fabrication hole for cutting and being left during terminal material belt.Due to terminal module 10 It is to be formed by one-pass molding, on the hyoplastron 12 and without the hollow-out parts of large stretch of perforation hyoplastron.The pedestal 11 includes It is recessed in the first of front end support groove 111, in described first supports that the opposite plane of 111 place plane of groove sets second supports Hold groove 112 and recessed a pair the 3rd in 11 rear end face of pedestal supports groove 113.The pedestal 11 further include be arranged at it is described 11 rear end of pedestal and stretch out the rear plate portion 114 of the pedestal both lateral sides, after described 114 front end of plate portion vacancy portion 115 and some terminal conduits 1151 of the collecting conducting terminal 2 in the vacancy portion 115.The insulating body 1 by Insulating materials is only formed in outside two rows of conducting terminals 2 and intershield piece 3 by single injection-molded.

It refer to shown in Fig. 7 and Fig. 8, the conducting terminal 2 includes upper row's terminal 21 and lower row's terminal 22.Each conducting end Son 2 includes welding foot 25 and the connection contact site 23 exposed to 12 contact site 23 of hyoplastron, stretching plate portion 114 after described With the connecting portion 24 of the welding foot 25.The head of the conducting terminal 2 is positioned at the front of contact site 23, the conducting terminal 2 head is embedded in the hyoplastron 12.The upper surface of upper row's terminal 21 and the lower surface of lower row's terminal and hyoplastron up and down Surface co-planar.

It refer to shown in Fig. 6 to Fig. 9, the intershield piece 3 includes being held on upper row's terminal 21 and lower row's terminal The head 31 of 22 front ends, the weld part 33 and the connection head 31 and the weld part for stretching out in rear 114 both sides of plate portion 33 linking arm 32.The outside of linking arm 32 stretches out the docking groove 121.The weld part 33 is located at the welding foot 25 Outside.Fig. 9 is refer to, the conducting terminal 2 of often arranging connects including a pair of of ground terminal 2g on the outermost side, positioned at the pair of A pair of power source terminals 2p on the inside of ground terminal 2g and four signal terminal 2s between the pair of power supply terminal 2p.It is described Upper row of signal terminals 2s is arranged from left to right, is respectively the first signal terminal 2s1, secondary signal terminal 2s2, the 3rd signal terminal 2s3 and the 4th signal terminal 2s4.The lower row of signal terminals 2s is arranged from left to right, is respectively the 5th signal terminal 2s5, the Six signal terminal 2s6, the 7th signal terminal 2s7 and the 8th signal terminal 2s8.Three first compacting holes 122 are from left to right The 5th signal terminal 2s5, the 6th signal terminal 2s6, the 7th signal terminal 2s7 and the 8th signal terminal 2s8 are supported respectively.It is described Four the second compacting holes 124 the first signal terminal 2s1 in the row's of supporting conducting terminal 2, secondary signal end respectively from left to right Sub- 2s2, the 3rd signal terminal 2s3 and the 4th signal terminal 2s4.First compacting hole in three first compacting hole centre positions 122 support the 6th signal terminal 2s6 and the 7th signal terminal 2s7 in lower row of signal terminals 2s at the same time.Two other first pressure Drilling supports the 5th signal terminal and the 8th signal terminal respectively.In four second compacting holes 124 and upper row of signal terminals The first signal terminal, secondary signal terminal, the 3rd signal terminal and the 4th signal terminal correspond support respectively.Described three Respectively between two signal terminal 2s adjacent to each other of upper row of signal terminals, described second presses a first compacting hole 122 Drilling 124 is from left to right respectively between power supply terminal 2p and the 5th signal terminal 2s5, the 5th signal terminal 2s5 and the 6th Between signal terminal 2s6, between the 7th signal terminal 2s7 and the 8th signal terminal 2s8 and the 8th signal terminal 2s8 and power end Between sub- 2p.The second compacting hole is not provided between 6th signal terminal 2s6 and the 7th signal terminal 2s7.So set, can be During forming terminal module so that mould supports conducting terminal 2 in above-below direction so that the arrangement of conducting terminal is more accurate.

Refer to shown in Fig. 3 to Fig. 6, the shielding casing 5 include upper wall 51, the lower wall 52 opposite with the upper wall 51 and A pair of sidewalls 53 of the upper wall 51 and the lower wall 52 is connected to form receiving space.The terminal module 10 is contained in described Receiving space, the hyoplastron part stretch out the receiving space.The shielding casing 5 is further included to be protruded into from the upper wall 51 The receiving space described first supports the first support division 511 of groove 111, protrudes into the collecting from the lower wall 52 to support Space supports the second support division 521 of groove mating and is folded upward at from 52 rear end of lower wall to support groove 112 with described second Extension supports a pair of of buckling foot 522 of groove 113 with clamping the pair of 3rd.The shielding casing 5, which further includes, is arranged at rear end Shielding part 54, the shielding part 54 cover it is described after plate portion 114.The shielding part 54 further includes a pair and bends downward laterally The protection portion 541 for being arranged at the outside of the weld part 33 to ensure shield effectiveness.The shielding casing 5 includes connecting on described The connecting support arm 56 that a pair of wall 51 and the shielding part 54 is spaced, sets a notch 55 between the connecting support arm 56.

It refer to shown in Fig. 1 to Fig. 2 and Fig. 5 to Fig. 6, the plastic shell 6 includes upper plate portion 61 and the upper plate portion 61 Opposite lower board unit 62 and the side plate 63 of the connection upper plate portion 61 and lower board unit 62 are to form host cavity.The hyoplastron 12 is stretched Go out the receiving space of the shielding casing 5 is partially housed in the host cavity.63 rear end of side plate extends one Support part 631 with support it is described after plate portion 114.The plastic shell 6 is further included in the second ring portion 65 formed in the host cavity And on front side of second ring portion and into the host cavity projection the first ring portion 64, the shielding casing 5 is held in institute State the rear surface of the first ring portion 64.

It refer to shown in Fig. 1 to Fig. 2 and Fig. 5 to Fig. 6, the metal shell 7 is integrally formed with the plastic shell 6.Institute Stating metal shell 7 includes the holding parts 72 of main part 71 and the covering shielding part 54 to extend back along the main part 71. 71 both sides of main part are equipped with a pair of first fixed feet 711 and the second fixed feet 713.The main part 71 is further included positioned at master Some through holes 712 among body portion, for encapsulating.The 71 front end forward fold of main part extends and is fixed on the plastic cement Some retaining sheets 714 of shell 6.72 both lateral sides of holding parts extend the 3rd of 54 both sides of shielding part described in a pair of of clasp Fixed feet 721.

In the manufacturing process of the electric connector, first by upper row's terminal 21, intershield piece 3, lower row's terminal 22 and absolutely Edge material integrated injection molding is terminal module 10.Formation insulating body 1 in the process, and the intershield piece 3 Weld part 33 is located at the outside of the welding foot 25 of conducting terminal 2.The head of the contact site 23 of conducting terminal 2 is embedded in hyoplastron at this time 12, and the head of contact site 23 is exposed to the front end face of hyoplastron 12, i.e. the head of contact site 23, which is exposed to, cuts hole 123.With this Meanwhile the connecting portion 24 of conducting terminal 2 is exposed to the first compacting hole 122.Finally terminal module 10 is assembled into from back to front again The shielding casing 5 so that the shielding part 54 covers the rear plate portion 114, and the protection portion 541 is located at the weld part 33 Both sides.The notch 55 is fastened in the vacancy portion 115.Plastic shell 6 is integrally formed with metal shell 7 again and is integral. Then the terminal module 10 assembled and shielding casing 5 are loaded into the whole of the plastic shell 6 and metal shell 7 from back to front Body, to make the shielding casing 5 be held in the rear surface of first ring portion 64.At the same time so that the supporting part 631 supports institute State rear plate portion 114.Finally, in 100 rear end of electric connector, injection glue blocks the electric connector rear end to form offset plate 4.

Compared with prior art, this electric connector passes through single injection-molded so that insulating materials, conducting terminal and centre Shielding sheetmolding is terminal module, and processing procedure is simple, and can equally realize the positive anti-plug of electric connector.It will be appreciated that previously Compacting hole design substantially make related die that associated terminal is suppressed positioning through hyoplastron up and down to be first once molded with sharp Such through hole up and down is filled up when being molded, and then doing secondary injection molding again later.Otherwise the utility model is due to only implementing Single injection-molded, in order to keep plastics entirety sufficient intensity, so being generally using the compacting hole for getting rid of upper and lower penetration type And change the compacting hole adopted only through upside or downside, it so can be omitted the needs of quadric injection mould.In addition, as shown in figure 9, certain Not only tip contact supports the terminal far arranged and positive can resist the remote row with related die during sharp injection molding a little compacting holes Terminal, while also can laterally contact support nearly row's terminal with related die during sharp injection molding can laterally to resist this near with side Terminal is arranged, these deployings are all to be conducive to only need single injection-molded.Why as previously described this is also the first compacting hole 122 and Two compacting holes 124 are to be staggered up and down.This pattern characteristics further has to be divided into close to hyoplastron including the two rows conducting terminal Upper row's conducting terminal of upper surface and lower row's conducting terminal close to hyoplastron lower surface, the first compacting hole of part is downward at least within Support related corresponding lower row's conducting terminal while laterally support and conducting terminal is arranged in related correspondence, or at least partly second suppresses Hole supports to arrange conducting terminal in related correspondence while laterally support upwards arranges conducting terminal under related correspond to.

The foregoing is merely some embodiments of the utility model, the embodiment being not all of, the common skill in this area Art personnel are by reading the utility model specification any equivalent change for taking technical solutions of the utility model The claim of the utility model is covered.

Claims (10)

1. a kind of electric connector, including insulating body, it is immobilizated in two rows of conducting terminals of the insulating body and is arranged at described Intershield piece between two rows of conducting terminals, it is characterised in that：The insulating body integrally only needs single injection-molded to coat In outside two rows of conducting terminals and intershield piece, the insulating body includes pedestal and is extended to form forward from the pedestal Hyoplastron, connecting portion that the conducting terminal includes being immobilizated in pedestal, extend forward from connecting portion it is upper exposed to hyoplastron The contact site of lower apparent surface and the welding foot for extending pedestal from connecting portion, the head of the contact site are embedded in the hyoplastron And the front end on head is exposed to the front end face of hyoplastron.

2. electric connector as claimed in claim 1, it is characterised in that：The hyoplastron includes being exposed to the hyoplastron front end face Some to cut hole, the head of the contact site, which is exposed to, described cuts hole.

3. electric connector as claimed in claim 1, it is characterised in that：The hyoplastron includes running through close to the pedestal front end Hyoplastron upper surface but do not run through some first compacting holes of lower surface and close to the pedestal front end through hyoplastron lower surface but Some second compacting holes of upper surface are not run through, first compacting hole and the second compacting hole shift to install in a lateral direction.

4. electric connector as claimed in claim 3, it is characterised in that：The conducting terminal of often arranging includes on the outermost side one A pair of power source terminals to ground terminal, on the inside of the ground terminal and four between the pair of power supply terminal Signal terminal, the upper row of signal terminals arrange from left to right, are respectively the first signal terminal, secondary signal terminal, the 3rd letter Number terminal and the 4th signal terminal, the lower row of signal terminals arrange from left to right, are respectively the 5th signal terminal, the 6th signal Terminal, the 7th signal terminal and the 8th signal terminal, the hyoplastron are provided with three the first compacting holes and four the second compacting holes, Three first compacting holes support the 5th signal terminal, the 6th signal terminal, the 7th signal terminal and respectively from left to right Eight signal terminals, four second compacting holes the first signal terminal in the row's of supporting conducting terminal, respectively from left to right Binary signal terminal, the 3rd signal terminal and the 4th signal terminal.

5. electric connector as claimed in claim 4, it is characterised in that：The first of the centre position of three first compacting holes Compacting hole supports the 6th signal terminal and the 7th signal terminal in lower row of signal terminals at the same time, four second compacting holes with The first signal terminal, secondary signal terminal, the 3rd signal terminal and the 4th signal terminal difference in upper row of signal terminals are one by one Correspondence supports.

6. electric connector as claimed in claim 5, it is characterised in that：Three first compacting holes are located at upper row signal respectively Between two signal terminals adjacent to each other of terminal, second compacting hole is located at power supply terminal and the 5th respectively from left to right Between signal terminal, between the 5th signal terminal and the 6th signal terminal, between the 7th signal terminal and the 8th signal terminal and Between 8th signal terminal and power supply terminal, the second compacting hole is not provided between the 6th signal terminal and the 7th signal terminal.

7. electric connector as claimed in claim 2, it is characterised in that：The electric connector is further included with the collecting insulation The shielding casing of the receiving space of body, the shielding casing include upper wall, the lower wall being oppositely arranged with the upper wall and are connected A pair of sidewalls of the upper wall and the lower wall, the pedestal include recessed supporting groove, in described first in the first of front end The second of the opposite plane setting of plane where supporting groove supports groove and a pair the 3rd positioned at the pedestal rear end face supports groove, The shielding casing include from the upper wall protruding into the receiving space with support the described first the first support division for supporting groove, The receiving space, which is protruded into, from the lower wall supports the second support division of groove mating and described in support groove with described second Lower wall rear end is folded upward at a pair of of buckling foot that extension supports groove with clamping the pair of 3rd.

8. electric connector as claimed in claim 3, it is characterised in that：The two rows conducting terminal is divided into close to hyoplastron upper surface Upper row's conducting terminal and close to hyoplastron lower surface lower row's conducting terminal, at least within the first compacting hole of part support correlation downwards Corresponding lower row's conducting terminal laterally supports at the same time arranges conducting terminal in related correspondence, or at least partly the second compacting hole supports upwards Hold to arrange conducting terminal in related correspondence while laterally support and arrange conducting terminal under related correspond to.

9. a kind of electric connector, including insulating body, it is immobilizated in two rows of conducting terminals of the insulating body and is arranged at described Intershield piece between two rows of conducting terminals, it is characterised in that：The insulating body integrally only needs single injection-molded to coat In outside two rows of conducting terminals and intershield piece, the insulating body includes pedestal and is extended to form forward from the pedestal Hyoplastron, connecting portion that the conducting terminal includes being immobilizated in pedestal, extend forward from connecting portion it is upper exposed to hyoplastron The contact site of lower apparent surface and the welding foot for extending pedestal from connecting portion, the hyoplastron are included close to the pedestal front end Do not run through through hyoplastron upper surface but some first compacting holes of lower surface and run through hyoplastron following table close to the pedestal front end Face but some second compacting holes for not running through upper surface, first compacting hole and the second compacting hole misplace set in a lateral direction Put.

10. electric connector as claimed in claim 9, it is characterised in that：The two rows conducting terminal is divided into close to hyoplastron upper surface Upper row's conducting terminal and close to hyoplastron lower surface lower row's conducting terminal, at least within the first compacting hole of part support phase downwards Close corresponding lower row's conducting terminal while laterally support and conducting terminal is arranged in related correspondence, or at least partly the second compacting hole is upward Support to arrange conducting terminal in related correspondence while laterally support and arrange conducting terminal under related correspond to.