CN202564598U

CN202564598U - Electrical connector

Info

Publication number: CN202564598U
Application number: CN2012200517550U
Authority: CN
Inventors: 宋伟涛
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: 2012-02-17
Filing date: 2012-02-17
Publication date: 2012-11-28
Anticipated expiration: 2022-02-17

Abstract

The utility model discloses an electrical connector comprising an insulating body, a set of terminals and a shell which is covered on the insulating body, wherein the insulating body is provided with a base; the upper end of the front surface of the base protrudes forward, thus forming a clapper; the upper and lower surfaces of the clapper are respectively provided with a first terminal groove and a second terminal groove backward; the first terminal groove and the second terminal penetrate the back end of the base; the set of terminals comprises a plurality of first terminals and a plurality of second terminals; the first terminals and the second terminals are molded by punching and bending the metal sheets; each first terminal is molded with a unibody design in the first terminal groove of the insulating body; each second terminal is molded with a unibody design in the second terminal groove of the insulating body; the terminals are arranged in a mould and are molded with a unibody design on the insulating body; and the welding part for each first terminal and the welding part for each second terminal are arranged in single row, thus being convenient for wiring of a circuit board, simplifying the welding process and being convenient in repair welding and maintenance.

Description

Electric connector

Technical field

The utility model relates to a kind of electric connector, particularly relates to a kind of preventing and arranges the electric connector that influences the welding processing procedure because of terminal is two rows.

Background technology

Existing a kind of electric connector comprises an insulating body, a terminal group and a housing.Insulating body has a base portion, and the base portion front end protrudes out forward and forms a hyoplastron, and the hyoplastron upper and lower surfaces all offers each the first terminal groove and each second terminal groove that runs through the base portion rear end.Terminal group comprises some the first terminals and some second terminals, and each the first terminal and each second terminal are two rows and distribute through in in-molded each the first terminal groove that is shaped in insulating body and each second terminal groove.Housing is coated on the insulating body outside.

But above-mentioned existing electric connector is because some the first terminals and some second terminals are two rows is distributed in the some the first terminal grooves and some second terminal grooves of insulating body, thus influence welding processing procedure and circuit board wiring.

The utility model content

The purpose of the utility model is to overcome above-mentioned deficiency of the prior art, provide a kind of have prevent to distribute and influence the electric connector that welds processing procedure and circuit board wiring because of terminal is two rows.

For realizing above-mentioned purpose, the utility model provides a kind of electric connector, comprises an insulating body, a terminal group, a housing and a shell fragment.Insulating body has a base portion, and the base front surface upper end protrudes out forward and forms a hyoplastron, and the hyoplastron upper and lower surfaces offers the first terminal groove and second terminal groove that runs through the base portion rear end respectively backward.Terminal group comprises each the first terminal and each second terminal by the die-cut bending and molding of sheet metal; Each the first terminal is shaped in the first terminal groove of insulating body; Each second terminal is shaped in second terminal groove of insulating body; These the first terminals and second terminal have a contact site respectively, and the bending of contact site rear end extends to form a tune, and the tune end extends back and forms a weld part.Wherein the tune of the first terminal bending amplitude is greater than the bending amplitude of the tune of second terminal, and the weld part of the weld part of the first terminal and second terminal is single distribution, and terminal is positioned in the mould and is shaped on the insulating body through in-molded mode.Housing is covered on outside the insulating body.

As stated; The utility model electric connector is shaped on the insulating body through in-molded mode through tune being bent the different terminal of amplitude; And the terminal group welding region changes single layout into by two traditional arranged; Simplify the welding processing procedure when making things convenient for the circuit board cabling, when failure welding occurring, also make things convenient for the repair welding maintenance.

Description of drawings

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

Each description of reference numerals is following among the figure.

Insulating body 10 base portions 11

Draw-in groove 111 stopper sections 112

Hyoplastron 12 the first terminal grooves 121

Second terminal groove, 122 substrates 13

Retaining is held plate 131 terminal group 20

The first terminal 21 contact sites 211

Tune 212 weld parts 213

Second terminal, 22 contact sites 221

Tune 222 weld parts 223

Housing 30 top boards 31

Flank 311 protuberances 312

Locating piece 313 card ditches 314

Base plate 32 flexure strips 321

Clamping part 322 side plates 33

Welding foot 331 shell fragments 40

Cover plate 41 card bases 411

Free end 42.

Embodiment

By the technology contents, the structural feature that specify the utility model, realized purpose and effect, know clearly below in conjunction with execution mode and conjunction with figs. and give explanation.

See also Fig. 1 and Fig. 2, the utility model electric connector comprises an insulating body 10, a terminal group 20, a housing 30 and a shell fragment 40.

In the present embodiment; Please continue and consult Fig. 2 and Fig. 3, said insulating body 10 has a vertical tabular base portion 11, inside recessed formation one draw-in groove 111 in base portion 11 front surfaces upper end; Base portion 11 front surface both sides set to the concave respectively and form two stopper sections 112; Middle part, surperficial lower end, base portion 11 backs extends back and forms a fixture block 113, and base portion 11 front surface upper center protrude out forward and form a hyoplastron 12, and hyoplastron 12 upper and lower surfaces offer the first terminal groove 121 and second terminal groove 122 that runs through base portion 11 rear ends respectively backward; Upper end, surface, base portion 11 back and both side surface rear end outwards protrude out and form a substrate 13, and the convex retaining that is provided with in substrate 13 upper surface rear ends is held plate 131.

Terminal group 20 comprises each the first terminal 21 and each second terminal 22 by the die-cut bending and molding of sheet metal; Each the first terminal 21 has a contact site 211; Contact site 211 rear ends upwards bend downwards more backward and extend to form a tune 212, and tune 212 ends extend back and form a weld part 213.Each second terminal 22 has a contact site 221, and contact site 221 rear ends upwards bend downwards more backward and extend to form a tune 222, and tune 222 ends extend back and form a weld part 223.Wherein the tune 212 bending amplitudes of the first terminal 21 are greater than the bending amplitude of the tune 222 of second terminal 22, and terminal group 20 is positioned in the mould and is shaped on the insulating body 10 through in-molded mode.Concrete; Each the first terminal 21 is shaped in the first terminal groove 121 of insulating body 10; Each second terminal 22 is shaped in second terminal groove 122 of insulating body 10, and the weld part 213 of each the first terminal 21 and the weld part 223 of each second terminal are positioned at and are single distribution on the horizontal plane.

Please continue and consult Fig. 2, Fig. 3; Housing 30 is covered on outside the insulating body 10, has top board 31, base plate 32 and biside plate 33, and top board 31 rear ends are extended bending downwards to both sides again and extended to form two flanks 311; Two flanks 311 part of bending downwards protrude formation one protuberance 312 backward; Inwardly dash on the inner surface of both sides, top board 31 rear end and be provided with a positioning block 313, side plate 33 surrounds a card ditch 314 with flank 311, is provided with welding foot 331 to outwash on the side plate 33; Base plate 32 both sides inwardly dash and are provided with flexure strip 321, and middle part, base plate 32 rear ends extends back and two ends upwards are bent to form a clamping part 322.

Shell fragment 40 has a flat cover plate 41, and both sides, cover plate 41 rear end bend backward and extend to form a

free end

42, and 41 liang of middle side parts of cover plate are bent to form a card base 411 downwards.

During the assembling of the utility model electric connector, earlier terminal group 20 is shaped in the insulating body 10 through in-molded mode; Again housing 30 is covered on outside the insulating body 10; Flank 311 is held plate 131 with the retaining of insulating body 10 and is fastened; Protuberance 312 inserts retaining and holds 131 liang of side lower parts of plate; Side plate 33 is coated on that the base portion 11 of insulating body 10 is outer and be fastened in stopper section 112 front ends, and locating piece 313 is fastened in the draw-in groove 111 of insulating body 10, and clamping part 322 is held on the fixture block 113; At last shell fragment 40 is welded on the housing 30; Concrete; Card base 411 is welded in card ditch 314 places of housing 30; Two free ends 42 extend housing 30 tops and with external circuitry plate (figure do not show) thus conducting ground connection strengthens the anti-electromagnetic interference function of this electric connector, so far, accomplishes the assembling of this electric connector.

In sum; The utility model electric connector is shaped in the insulating body 10 through in-molded mode with each second terminal 22 through tune being bent each different the first terminal 21 of amplitude; Make terminal group 20 welding regions change single distribution into by two traditional arranged; Simplify the welding processing procedure when making things convenient for the circuit board cabling, when failure welding occurring, also make things convenient for the repair welding maintenance.

Claims

1. electric connector; It is characterized in that: comprise an insulating body, a terminal group and housing; Said insulating body has a base portion, and the base front surface upper end protrudes out forward and forms a hyoplastron, and the hyoplastron upper and lower surfaces offers the first terminal groove and second terminal groove that runs through the base portion rear end respectively backward; Terminal group comprises some the first terminals and some second terminals; Each the first terminal all has a base portion with each second terminal; The base portion rear end bends backward and extends to form a tune; The tune end extends back and forms a weld part, and wherein the tune of the first terminal bending amplitude is greater than the bending amplitude of the second terminal tune, and each the first terminal is shaped in the first terminal groove of insulating body; Each second terminal is shaped in second terminal groove of insulating body, and the welding position of the weld part of each the first terminal and each second terminal is single distribution on same horizontal plane; Housing is covered on the insulating body outside.

2. electric connector as claimed in claim 1 is characterized in that: said base front surface both sides set to the concave respectively and form two stopper sections, and upper end, surface and both side surface rear end outwards protrude out and form a substrate behind the base portion; The convex retaining that is provided with in upper surface of base plate rear end is held plate; Said housing has top board, base plate and biside plate, and the top board rear end is extended bending downwards to both sides again and extended to form two flanks, and side plate and flank surround Yi Kagou; The two flanks part of bending downwards protrude formation one protuberance backward; The retaining of two flanks and insulating body is held plate and is fastened, and protuberance inserts retaining and holds plate two side lower parts, and it is outer and be fastened in the stopper section front end that side plate is coated on the base portion of insulating body.

3. electric connector as claimed in claim 2; It is characterized in that: also comprise a shell fragment, said shell fragment is welded on the housing, has a flat cover plate; Both sides, cover plate rear end bend backward and extend to form a free end; Cover plate two middle side parts are bent to form a card base downwards, and card base is welded in the Ka Gouchu of housing, and free end extends housing top.

4. electric connector as claimed in claim 2; It is characterized in that: middle part, surperficial lower end extends back and forms a fixture block behind the base portion of said insulating body; The base plate rear end middle part of said housing extends back and two ends upwards are bent to form a clamping part, and clamping part is held on the fixture block.

5. electric connector as claimed in claim 2 is characterized in that: inside recessed formation one draw-in groove in said base front surface upper end, and inwardly dash on the inner surface of both sides, said housing top board rear end and be provided with a positioning block, locating piece is fastened in the draw-in groove of insulating body.