CN202930642U

CN202930642U - Electric connector

Info

Publication number: CN202930642U
Application number: CN 201220587154
Authority: CN
Inventors: 蓝荣钦
Original assignee: Foxlink Electronics Dongguan Co Ltd; Cheng Uei Precision Industry Co Ltd
Current assignee: Foxlink Electronics Dongguan Co Ltd; Cheng Uei Precision Industry Co Ltd
Priority date: 2012-11-08
Filing date: 2012-11-08
Publication date: 2013-05-08
Anticipated expiration: 2022-11-08

Abstract

The utility model discloses an electric connector, comprising an insulation body, several terminals, a lower shielding shell and an upper shielding shell. The insulation body is provided with a substrate; the back end rims of two sides of the upper surface of the substrate are respectively provided with a protruding bench in a convex manner; two sides of the lower surface of the substrate are respectively provided with a protruding column in a convex manner; the lower shielding shell is cladding out of the lower surface and the two side surfaces of the substrate, the lower shielding shell includes a lower shielding substrate and lower shielding side plates formed by the upward bending extension of two sides of the lower shielding substrate, two sides of the lower shielding substrate are respectively provided with a holding aperture, and the protruding columns are fixedly held in the holding apertures; and the upper shielding shell is cladding out of the upper surface of the substrate and the two lower shielding side plates of the lower shielding shell, the upper shielding shell is provided with an upper shielding substrate, the back end rims of two sides of the upper shielding substrate are respectively provided with an opening, and the protruding benches are clamped in the openings. According to the electric connector, the lower shielding shell and the upper shielding shell are prevented from being arranged on the other surface of the insulation body by mistake, and the electric connector is more stable after buckling.

Description

Electric connector

Technical field

The utility model relates to a kind of connector, relates in particular to a kind of electric connector.

Background technology

Electric connector is a kind of electronic components, the various consumer electronic product arround applying to widely live, such as notebook computer, mobile phone, liquid crystal display or individual digital action assistant (PDA) etc.This electric connector is electrically connected in each device, carries out signal communicating to assist different electronic components.Existing a kind of electric connector for the signal transmission comprises an insulating body, several terminals and two shield shells.Insulating body has a matrix, and the matrix front end has laterally protruded out tongue body section, is provided with backward the several terminals groove from tongue body section front end face; Several terminals is placed in terminal groove; Two shield shells are coated on outside the matrix of insulating body.

But in above-mentioned electric connector, because product has directivity, but outward appearance is not obvious, and easy wrongly installed when assembling two shield shell is carried out fool proof therefore need to design different characteristic on location structure.

The utility model content

The purpose of this utility model is to overcome above-mentioned deficiency of the prior art, provides a kind of fastening more stable and prevent the electric connector of shield shell misloading.

For achieving the above object, the utility model provides a kind of electric connector, comprises an insulating body, several terminals, shield shell on shield shell and once.Insulating body has a matrix, and the matrix front surface has laterally protruded out forward tongue body section, is provided with backward the several terminals groove from tongue body section front end face, and body upper surface both sides end edge convexes with respectively a boss, and place, matrix lower surface both sides convexes with respectively a projection downwards; Several terminals is placed in terminal groove; Lower shield shell is coated on outside the lower surface and both side surface of matrix, it has shielding board and the lower shielding side plate that extends to form of bending upwards respectively from lower shielding board both sides, lower shielding board both sides offer respectively a holding hole, and projection is immobilizated in holding hole; Upper shield shell is coated on the upper surface of matrix and twice of lower shield shell shield outside side plates, and it has shielding board on, and end edge place, upper shielding board both sides offers respectively an opening, and boss is sticked in opening.

As mentioned above, under the utility model electric connector, shield shell is immobilizated in outside the lower surface and both side surface that is coated on matrix in holding hole by projection, upper shield shell is sticked in outside the upper surface and lower shield shell that is coated on matrix in opening by boss, thereby prevent lower shield shell and upper shield shell misloading on the insulating body another side, and more stable after fastening.

Description of drawings

Fig. 1 is the stereogram of the utility model electric connector.

Fig. 2 is the three-dimensional exploded view of electric connector shown in Figure 1.

Fig. 3 is the stereogram of another angle of electric connector shown in Figure 1.

Fig. 4 is the three-dimensional exploded view of another angle of electric connector shown in Figure 1.

In figure, the description of reference numerals of each parts is as follows.

Insulating body 10

Matrix 11 tongue body sections 12

Terminal groove 13 boss 14

Projection 15 fins 16

Signal terminal 21 conducting terminals 22

Holding parts 23 contact sites 24

25 times shield shells 30 of weld part

Lower shielding board 31 holding hole 311

Lower shielding side plate 32 projections 321

On draw-in groove 322, shield shell 40

Upper shielding board 41 openings 411

Upper shielding side plate 42 fixing slots 421.

Embodiment

By describing technology contents of the present utility model, structural feature in detail, being realized purpose and effect, below in conjunction with execution mode and coordinate accompanying drawing to be explained in detail.

See also Fig. 1, the utility model electric connector comprises an insulating body 10, several terminals, shield shell 40 on shield shell 30 and once.

See also Fig. 1 to Fig. 4, described insulating body 10 has the matrix 11 of the rectangular bulk of a horizontal expansion, matrix 11 front surfaces protrude out forward the tongue body section 12 of horizontal expansion, be provided with backward several terminals groove 13 from tongue body section 12 front end faces, matrix 11 upper surface both sides end edges convex with respectively a boss 14, matrix 11 places, lower surface both sides convex with respectively a projection 15 downwards, and matrix 11 both side surface rear end convex with respectively a fin 16.

Several terminals is placed in respectively in terminal groove 13, and several terminals comprises several signal terminals 21 and several conducting terminals 22.Each terminal has the weld part 25 that contact site 24 that the holding parts 23, of a column extends to form forward from holding parts 23 front ends and extends back and forms from holding parts 23.

Described lower shield shell 30 is coated on outside the lower surface and both side surface of matrix 11, it has shielding board 31 and the lower shielding side plate 32 that extends to form of bending upwards respectively from lower shielding board 31 both sides, lower shielding board 31 both sides offer respectively a holding hole 311, twice shielding side plate 32 front ends convex respectively are provided with a projection 321, offer a draw-in groove 322 in projection 321 rear ends.

Described upper shield shell 40 is coated on the upper surface of matrix 11 and twice of lower shield shell 30 shield outside side plates 32, it has shielding board on one 41 and the upper shielding side plate 42 that extends to form of bending downwards respectively from upper shielding board 41 both sides, upper shielding board 41 end edge places, both sides offer respectively on an opening 411, two and offer respectively a fixing slot 421 on shielding side plate 42.

See also Fig. 1 to Fig. 4, during electric connector assembling, first several terminals is placed in respectively in terminal groove 13, weld part 25 stretches out in matrix 11 rear ends; Lower shield shell 30 is coated on outside the lower surface and both side surface of matrix 11, projection 15 is immobilizated in holding hole 311, and fin 16 is fastened in draw-in groove 322; Then, upper shield shell 40 is coated on outside the upper surface and lower shield shell 30 of matrix 11, boss 14 is sticked in opening 411, and projection 321 is fastened in fixing slot 421.

In sum, under the utility model electric connector, shield shell 30 is immobilizated in holding hole 311 by projection 15 and is coated on outside the lower surface and both side surface of matrix 11, upper shield shell 40 is sticked in outside the upper surface and lower shield shell 30 that is coated on matrix 11 in opening 411 by boss 14, thereby prevent lower shield shell 30 and upper shield shell 40 misloadings on insulating body 10 another sides, and more stable after fastening.

Claims

1. electric connector, it is characterized in that: comprise an insulating body, several terminals, shield shell on shield shell and once, insulating body has a matrix, the matrix front surface has laterally protruded out forward tongue body section, be provided with backward the several terminals groove from tongue body section front end face, body upper surface both sides end edge convexes with respectively a boss, and place, matrix lower surface both sides convexes with respectively a projection downwards; Several terminals is placed in terminal groove; Lower shield shell is coated on outside the lower surface and both side surface of matrix, it has shielding board and the lower shielding side plate that extends to form of bending upwards respectively from lower shielding board both sides, lower shielding board both sides offer respectively a holding hole, and projection is immobilizated in holding hole; Upper shield shell is coated on the upper surface of matrix and twice of lower shield shell shield outside side plates, and it has shielding board on, and end edge place, upper shielding board both sides offers respectively an opening, and boss is sticked in opening.

2. electric connector as claimed in claim 1, it is characterized in that: wherein said matrix both side surface rear end convexes with respectively a fin, lower shield shell has lower shielding side plate, and twice shielded side front edge of board convex respectively are provided with a projection, offers a draw-in groove in the projection rear end; Upper shield shell has upper shielding side plate, offers respectively a fixing slot on the shielding side plate on two; Fin is fastened in draw-in groove, and projection is fastened in fixing slot.