CN201576785U

CN201576785U - Electric connector

Info

Publication number: CN201576785U
Application number: CN200920312988XU
Authority: CN
Inventors: 李壮星; 付小智
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2009-10-22
Filing date: 2009-10-22
Publication date: 2010-09-08
Anticipated expiration: 2019-10-22

Abstract

An electric connector comprises a longitudinal insulation main body and a plurality of conductive terminals in the insulation main body, wherein the insulation main body comprises a top wall at the upper end, a bottom wall at the lower end and a longitudinal center slot between the top wall and the bottom wall and the conductor terminal comprises a fastening part fastened in the insulation main body, a contact part extending upwards from one end of the fastening part and a tail part extending downwards from another end of the fastening part and a plurality of spaced bosses are arranged on the bottom wall and the conductor terminal also comprises a shoulder part between the fastening part and the tail part and the shoulder part upwards bunts with the bosses. The conductor terminal is prevented from being moved back at the top when being mounted on a circuit board by bunting the shoulder part and the bosses.

Description

Electric connector

[technical field]

The relevant a kind of electric connector of the utility model relates in particular to a kind of electric connector with novel conductive terminal.

[background technology]

Related art can be consulted in the U.S. patent of invention US 6 of bulletin on October 31st, 2000,139, No. 373, this patent has disclosed a kind of electric connector, in order to being plugged on the circuit board, described electric connector comprise lengthwise insulating body, be contained in the plurality of conductive terminals in the insulating body and be installed on positioning seat on the insulating body.Described insulating body comprises the roof in the upper end, the diapire relative with roof, the central slot of the lengthwise between roof and diapire and the terminal containing slot that connects with central slot.Described conducting terminal comprises the holding parts that is fastened in the terminal containing slot, from the upwardly extending contact site of holding parts one end, extend insulating body downwards with the flake shape afterbody that holds circuit board and the shoulder between holding parts and afterbody from the holding parts other end, be concaved with the installing hole of some location conducting terminal on the described positioning seat, described shoulder directly is held in the installing hole.The bottom of described shoulder and insulating body does not compress relation on above-below direction, described holding parts and terminal containing slot hold the effect of conducting terminal being played one-time positioning, described installing hole plays the effect of secondary location to conducting terminal, but, described installing hole only plays the effect to conducting terminal secondary location, on above-below direction, do not compress relation with conducting terminal, like this, holding between shoulder and the installing hole under the loosening situation, the conducting terminal distortion that is distorted easily when conducting terminal holds circuit board, even cause the change of conducting terminal installation site.

Therefore, at above-mentioned technical problem, be necessary to provide a kind of structure improved electric connector that has, to overcome above-mentioned defective.

[utility model content]

The purpose of this utility model is to provide a kind of electric connector that prevents the conducting terminal torsional deformation.

For reaching above-mentioned purpose, the utility model adopts following technical scheme: a kind of electric connector, be used to the memory module of pegging graft, it comprises the insulating body of lengthwise and is contained in the interior plurality of conductive terminals of insulating body, described insulating body comprises the roof that is positioned at the upper end, the diapire relative with roof, from roof be arranged with downwards in order to the central slot of the lengthwise of accommodating memory module and be positioned at the both sides of central slot and the terminal containing slot that connects with central slot, described conducting terminal comprises the holding parts that is fastened in the terminal containing slot, the contact site that extends upwardly in the central slot from holding parts one end reaches the afterbody that extends diapire downwards, described diapire is provided with some spaced boss, described conducting terminal also comprises the connecting portion between holding parts and afterbody, and the both sides of described connecting portion are formed with upwards the shoulder that compresses mutually with boss.

Compared with prior art, the utility model electric connector is implemented once to be pressed into to conducting terminal by compressing of shoulder and boss, is moved back by the top when preventing that conducting terminal is installed to circuit board, so is provided with, prevent the conducting terminal torsional deformation, guaranteed the stability of conducting terminal location.

[description of drawings]

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

Fig. 2 is the part three-dimensional exploded view of the utility model electric connector.

Fig. 3 is the three-dimensional exploded view of the utility model electric connector.

Fig. 4 is the enlarged drawing of chain-dotted line part among Fig. 3.

Fig. 5 is the part three-dimensional combination figure of the utility model electric connector.

Fig. 6 is the enlarged drawing of chain-dotted line part among Fig. 5.

Fig. 7 is the stereogram of the insulating body of the utility model electric connector.

Fig. 8 is the stereogram of a conducting terminal of the utility model electric connector.

[embodiment]

See also Fig. 1 and shown in Figure 8, the utility model electric connector 100, in order to grafting memory module (not label), described electric connector 100 includes insulating body 1, be assembled in the plurality of conductive terminals 2 on the insulating body 1 and be installed on positioning seat 3 on the insulating body 1.

See also Fig. 1 to shown in Figure 7, described insulating body 1 extends along longitudinally and forms, described insulating body 1 comprise the roof 11 that plugs with memory module in the upper end, the lower end and relative diapire 12 with roof 11, between roof 11 and the diapire 12 in order to the central slot 13 of the lengthwise of accommodating memory module and somely be communicated with roof 11 and diapire 12 and the terminal containing slot 14 in order to accommodate conducting terminal 2 that connect with central slot 13.Described diapire 12 is provided with some spaced boss 121, described boss 121 comprise first row's boss 1211 of laying respectively at insulating body 1 both sides and arranging along longitudinally and second row's boss 1212 and between first row's boss 1211 and second row's boss 1212 and arrange boss 1213 along the 3rd of longitudinally arrangement.Described the 3rd row's boss 1213 is linked together by two row's boss and forms, and described first row's boss 1211 and second row's boss 1212 are formed with the receiving space 1214 that is " recessed " shape of escaping to expect structure respectively and between the 3rd row's boss 1213.So be provided with, described receiving space 1214 provides the containing space that bends for conducting terminal 2, has guaranteed the location dimension of conducting terminal 2 upper terminal.Be formed with between described per two boss 121 accommodate conducting terminal allow bit space 1215, the described position that allows bit space 1215 make things convenient for the installation of conducting terminal 2 and to have limited conducting terminal 2 so is set.Described insulating body 1 is extended with two projections 15 downwards to be installed on the circuit board.

See also shown in Figure 8, described conducting terminal 2 comprise the holding parts 21 that is fastened in the terminal containing slot 14, from holding parts 21 1 ends upwards bending extend into central slot 13 in the contact site 22 that contacts with memory module, reach from holding parts 211 other ends extend downwards diapire 12 in order to be welded in the afterbody 23 on the circuit board (not shown).Described conducting terminal 2 also comprise from holding parts 21 1 ends bend downwards extension kink 24, from kink 24 further bending extend and the connecting portion 25 that links to each other with afterbody 23 and distinguish outside vertically extending shoulder 251 from the both sides of connecting portion 25.Described shoulder 251 forms "+word " shape structure jointly with connecting portion 25, so is provided with, and makes things convenient for shoulder 251 to compress mutually with boss 121.Described afterbody 23 is the flake shape to interfere being connected of realization and circuit board with circuit board.Described shoulder 251 is arranged as four rows, and the two row's shoulders 251 that are positioned at both sides compress mutually with first row's boss 1211 and second row's boss 1212 respectively, and two row's shoulders 251 in the middle of being positioned at compress mutually with the 3rd row's boss 1213.Described shoulder 251 comprises the upper surface that compresses mutually with boss 121 2511 and the lower surface 2512 that compresses mutually with positioning seat 3, and described kink 24 is contained in the receiving space 1214, and described connecting portion 25 is contained in and allows in the bit space 1215.Described upper surface 2511 upwards compresses mutually with boss 121, described fish-eye shaped afterbody 23 can produce very large top when being installed on the circuit board and move back power, so be provided with, by shoulder 251 and compressing of boss 121 conducting terminal 2 is implemented once to be pressed into, the feasible top power of moving back is applied on the insulating body 1, prevent that conducting terminal 2 from being moved back by the top, and then prevented conducting terminal 2 torsional deformations, guarantee the position stability of conducting terminal 2.Described afterbody 23 is provided with through hole 231 and is retained on the circuit board in the mode that is pressed into cooperation (being press-fit) to make things convenient for this afterbody 23.Certainly, in other embodiments, described afterbody 23 can be set to other structures and circuit board interferes to be pressed into and realizes and being connected of circuit board.

See also Fig. 3 and shown in Figure 4, described positioning seat 3 comprises the upper surface that connects with diapire 12 31 and lower surface 32 relative with upper surface 31 and that connect with circuit board, the both sides that are positioned at positioning seat 3 on the described upper surface 31 have upwards protruded out some protuberances 311 respectively along longitudinally, some protuberances 311 of described each side are arranged as two rows, and described two row's protuberances 311 are contained in the receiving space 1214.So be provided with,, realized the location of positioning seat 3, and then realized the accurate location of conducting terminal 2 by cooperating of protuberance 311 and receiving space 1214.The side that is positioned at protuberance 311 on the described positioning seat 3 is provided with some shoulder holes 33 in order to location conducting terminal 2 that run through upper surface 31 and lower surface 32, described shoulder hole 33 comprises the end difference 332 of the through hole 331 of accommodating connecting portion 25 and transition connecting through hole 331 and upper surface 31, the lower surface 2512 of described shoulder 251 presses on downwards on the end difference 332 so that shoulder 251 is clamped between the diapire 12 of positioning seat 3 and insulating body 1, and described shoulder 251 is limited in longitudinally and Width by end difference 332.So be provided with, with compressing of end difference 332 conducting terminal 2 implemented second compensation by the lower surface 2512 of shoulder 251 and be pressed into, further prevented conducting terminal 2 torsional deformations, guaranteed the stability of conducting terminal 2 location.

When the utility model electric connector 100 is installed on the circuit board, because the welding foot 23 of conducting terminal 2 is fish-eye shaped, like this, can produce very large top when being installed on the circuit board and move back power, the utility model electric connector 100 compresses mutually by the shoulder 251 and the upper surface 2511 of boss 121 conducting terminal 2 is implemented once to be pressed into, the feasible top power of moving back is applied on the insulating body 1, prevent that conducting terminal 2 from being moved back by the top, and then conducting terminal 2 torsional deformations have been prevented, guarantee the stability of the location of conducting terminal 2, simultaneously, with compressing of end difference 332 conducting terminal 2 being implemented second compensation by the lower surface 2512 of shoulder 251 is pressed into, further prevent conducting terminal 2 torsional deformations, guaranteed the stability of the location of conducting terminal 2.Described shoulder 251 is limited in longitudinally and Width by end difference 332.

The bottom of the insulating body 1 of the utility model electric connector 100 provides the containing space of bending for conducting terminal 2 by receiving space 1214 is set, guaranteed the location dimension of conducting terminal 2 upper terminal, and, by cooperating of protuberance 311 and receiving space 1214, realize the location of positioning seat 3, and then realized the accurate location of conducting terminal 2.

The utility model electric connector 100 allows bit space 1215 by reserving between boss 121, the position that has made things convenient for the installation of conducting terminal 2 and limited conducting terminal 2.

Claims

1. electric connector, be used to the memory module of pegging graft, it comprises the insulating body of lengthwise and is contained in the interior plurality of conductive terminals of insulating body, described insulating body comprises the roof that is positioned at the upper end, the diapire relative with roof, from roof be arranged with downwards in order to the central slot of the lengthwise of accommodating memory module and be positioned at the both sides of central slot and the terminal containing slot that connects with central slot, described conducting terminal comprises the holding parts that is fastened in the terminal containing slot, the contact site that extends upwardly in the central slot from holding parts one end reaches the afterbody that extends diapire downwards, it is characterized in that: described diapire is provided with some spaced boss, described conducting terminal also comprises the connecting portion between holding parts and afterbody, and the both sides of described connecting portion are formed with upwards the shoulder that compresses mutually with boss.

2. electric connector as claimed in claim 1, it is characterized in that: described boss comprise first row's boss of laying respectively at the insulating body both sides and arranging along longitudinally and second row's boss and between first row's boss and second row's boss and arrange boss along the 3rd of longitudinally arrangement, described shoulder is arranged as four rows, the two row's shoulders that are positioned at both sides compress mutually with first row's boss and second row's boss respectively, and two row's shoulders in the middle of being positioned at compress mutually with the 3rd row's boss.

3. electric connector as claimed in claim 2 is characterized in that: described first row's boss and second row's boss are formed with the receiving space that is " recessed " shape respectively and between the 3rd row's boss.

4. electric connector as claimed in claim 1 is characterized in that: described conducting terminal comprises the kink that bends extension downwards and link to each other with connecting portion from holding parts one end, and described kink is contained in the receiving space.

5. electric connector as claimed in claim 4 is characterized in that: be formed with in order to accommodate the bit space that allows of connecting portion between described per two boss.

6. electric connector as claimed in claim 1 is characterized in that: described shoulder forms from the respectively outside vertical extent in the both sides of connecting portion.

7. electric connector as claimed in claim 1, it is characterized in that: described electric connector comprises the positioning seat that is installed on the diapire, described positioning seat comprise the upper surface that connects with diapire, with upper surface opposing lower surface and some shoulder holes that runs through upper surface and lower surface up and down in order to the location conducting terminal, described shoulder presses on downwards on the shoulder hole so that shoulder is clamped between the diapire of positioning seat and insulating body.

8. electric connector as claimed in claim 7 is characterized in that: described upper surface be provided with some upwards protrude out be fixed in protuberance on the insulating body.

9. electric connector as claimed in claim 7, it is characterized in that: described shoulder hole comprises that the through hole of accommodating conducting terminal reaches the end difference between through hole and upper surface, described shoulder is pressed on downwards on the end difference, and described shoulder is limited in longitudinally and Width.

10. electric connector as claimed in claim 1 is characterized in that: described afterbody is provided with through hole and is retained on the circuit board in the mode that is pressed into cooperation to make things convenient for this afterbody.