CN201323311Y

CN201323311Y - Electric connector

Info

Publication number: CN201323311Y
Application number: CNU2008201614763U
Authority: CN
Inventors: 刘允
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: 2008-09-30
Filing date: 2008-09-30
Publication date: 2009-10-07
Anticipated expiration: 2018-09-30

Abstract

Disclosed is an electric connector, which comprises an insulating body (1) and conductive terminals (2), wherein each of the conducting terminals includes a fixed support portion (23) fixedly supported on the insulating body, a contact portion (223) placed on the insulating body and a clamping portion (224) applied to the clamping of cables, the clamping portion comprises a first clamping sheet (241), a second clamping sheet (242) and an arc portion (242), the arc portion and the connection position of the first and the second clamping sheets are formed in arc structures, and the circle centers of the two arc structures are respectively placed on the outside of the first and the second clamping sheets, and consequently the space between the first and the second clamping sheets is smaller after the second clamping sheet is bent upward, thereby enabling the cables to be fixedly clamped between the two clamping sheets with stability and further ensuring the welding quality of cables.

Description

Electric connector

[technical field]

The utility model relates to a kind of electric connector, especially refers to a kind of electric connector of stablizing the fixing cable.

[background technology]

A kind of existing electric connector, it comprises insulating body and conducting terminal.As shown in Figure 5, conducting terminal has the clamping part of clamping cable, this clamping part comprises first, second V-shaped holding piece and is positioned at the curved portions of the natural transition of this first, second holding piece junction that wherein the intersection point C ' of the reverse extending line of first, second holding piece is positioned at the outside of curved portions.After cable passed two holding pieces, second holding piece was fitted on first holding piece by bending, with clamping and locate cable.Yet, because most of structure of described curved portions is positioned at the below of first holding piece, therefore second holding piece upwards has bigger gap (as shown in Figure 6) between itself and first holding piece of bending back, thereby cable just can't firm grip between two holding pieces, and then will influence the welding quality of cable, so need a kind of improved electric connector overcome above-mentioned defective.

[utility model content]

The purpose of this utility model is to provide a kind of electric connector of stablizing the fixing cable.

To achieve these goals, the utility model adopts following technical scheme: a kind of electric connector, it comprises insulating body and conducting terminal, conducting terminal comprises the holding parts that is immobilizated in insulating body, be positioned at the contact site on the insulating body and the clamping part of clamping cable, this clamping part comprises first holding piece and second holding piece, clamping part has curved portions, the all curved structure in the junction of this curved portions and first, second holding piece, and the center of circle of this two arcuate structure lays respectively at the outside of first, second holding piece.

Compared with prior art, the utility model electric connector reduces the spacing between second holding piece bending back and first holding piece by curved portions is set, thereby guarantees that cable firmly is clamped between two holding pieces, reaches the purpose that improves the cable welding quality.

[description of drawings]

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

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

Fig. 3 is the schematic diagram that the clamping part of the conducting terminal of the utility model electric connector does not bend.

Fig. 4 is the schematic diagram of the clamping part bending back clamping cable of conducting terminal shown in Figure 3.

Fig. 5 is the preceding schematic diagram of clamping part bending of the conducting terminal of existing electric connector.

Fig. 6 is the schematic diagram after the clamping part of the conducting terminal of existing electric connector bends.

[embodiment]

Ginseng Fig. 1, electric connector 100 of the present utility model comprises insulating body 1 and a pair of conducting terminal 2 that is assembled in insulating body 1.

Ginseng Fig. 2, insulating body 1 rectangular mount structure, its center position are a rectangle accepting hole 11, this accepting hole 11 is enclosed by the minor face of the long limit of two symmetries and two symmetries and forms.The upper surface 101 of insulating body 1 is concaved with two U-shaped accepting grooves 12 of accommodating described conducting terminal 2 downwards, and this accepting groove 12 comprises the side channel 121 of being located at described two long limits and is located at described minor face and connects the link slot 122 of this two side channel 121.Two side channels 121 on the same long limit separate by a dividing plate 13, and each side channel 121 is provided with holding slot 14 that runs through insulating body 1 downwards and the groove 15 that links to each other with described dividing plate 13, and this groove 15 runs through insulating body 1 downwards.

Ginseng Fig. 2, conducting terminal 2 is by a sheet metal punching press bending forming, and it comprises being inclined upwardly with the horizontal part 21 of described accepting groove 12 structural similarities and from these horizontal part 21 1 ends and extends the elastic arm 22 of insulating body 1 upper surface 101.Conducting terminal 2 is mounted on the insulating body 1 from top to bottom, its horizontal part 21 correspondences are contained in the accepting groove 12, and this horizontal part 21 comprises and is located at two side arms 211 in described two side channels 121 and is located in the described link slot 122 and connects the linking arm 212 of two side arms 211.Wherein a side arm 211 is provided with the holding parts 23 of downward extension, and these holding parts 23 correspondences are inserted described holding slot 14, and are immobilizated in the holding slot 14 by hangnail set on it is stable.Another side arm 211 is provided with the clamping part 24 that extends into accepting hole 11, this clamping part 24 is between the upper and lower surface of insulating body 1, it comprises first holding piece 241 and second holding piece 242 of clamping one cable (not shown), wherein first holding piece 241 extend horizontally away from described side arm 211, second holding piece 242 is positioned at the below of first holding piece 241 and V-shaped with first holding piece 241, and these first, second holding piece 241,242 junctions are provided with curved portions 243.Described elastic arm 22 is and horizontal part 21 corresponding U-shapeds, it comprise with described two side arms 211 be acute angle two symmetries adjutage 221 and be connected the contact arm 222 of two adjutages, 221 ends, these contact arm 222 middle parts are provided with the contact site 223 that contacts with a circuit board (not shown).Each side arm 211 is at the recess 213 that is provided with near elastic arm 22 positions to lower recess, these recess 213 corresponding insertions in the described groove 15, with the height of reduction elastic arm 22, thereby guarantee only to contact when circuit board compresses with elastic arm 22 with contact site 223 to insulating body 1.

Ginseng Fig. 3, described clamping part 24 is through punching press bending forming repeatedly, wherein utilize the junction A downward punching press of fixture, make the curved structure in both junctions, and the center of circle of this arcuate structure is positioned at the outside of first holding piece 241 at the curved portions 243 and first holding piece 241; The junction B of the other end of curved portions 243 and second holding piece 242 is by the fixture punching press that makes progress, and makes the also curved structure in both junctions, and the center of circle of this arcuate structure is positioned at the outside of second holding piece 242.The extreme higher position of its curved portions 243 is higher than the junction A of first holding piece 241 and curved portions 243 after clamping part 24 moulding, and the intersection point of the reverse extending line of first holding piece 241 and second holding piece 242 is positioned at the inboard of curved portions 24 simultaneously.In conjunction with shown in Figure 4, during assembling, second holding piece upwards bends so that cable L is held between two holding pieces.When second holding piece 242 bends to the direction of first holding piece 241, its junction B with curved portions 243 moves up and progressively near the junction A of first holding piece 241 with curved portions 243 thereupon, and second holding piece 242 after the bending and the junction B of curved portions 243 are higher than the lowest part of curved portions 243.In said process, curved portions 243 is positioned at a side of two holding pieces all the time, thereby second holding piece 242 after the feasible bending and the spacing between first holding piece 241 can be reduced to minimum, so cable L just can firmly be clamped between two holding pieces, and effectively avoided as described in the background art since arc part produce between making second holding piece bending back and first holding piece in first holding piece below than the phenomenon in gap greatly.Being provided with of described curved portions 243 strengthened the chucking power of two holding pieces to cable L, thereby guarantees that cable L firmly is clamped between two holding pieces, and then guarantees the welding quality of cable.

Claims

1. electric connector, it comprises insulating body and conducting terminal, conducting terminal comprises the holding parts that is immobilizated in insulating body, be positioned at the contact site on the insulating body and the clamping part of clamping cable, this clamping part comprises first holding piece and second holding piece, it is characterized in that: clamping part has curved portions, the all curved structure in the junction of this curved portions and first, second holding piece, and the center of circle of this two arcuate structure lays respectively at the outside of first, second holding piece.

2. electric connector as claimed in claim 1 is characterized in that: the intersection point of the reverse extending line of described first, second holding piece is positioned at the inboard of described curved portions.

3. electric connector as claimed in claim 1 is characterized in that: the extreme higher position of described curved portions is higher than the junction of the curved portions and first holding piece.

4. electric connector as claimed in claim 1 is characterized in that: described second holding piece is positioned at the below of first holding piece, and this second holding piece upwards bends and described cable is clamped between first, second holding piece.

5. electric connector as claimed in claim 4 is characterized in that: the described second holding piece upwards junction of itself and curved portions of bending back is higher than the lowest part of curved portions.

6. electric connector as claimed in claim 1, it is characterized in that: described insulating body has from the accepting groove of its upper surface to lower recess, described conducting terminal has the horizontal part that is contained in this accepting groove, described conducting terminal comprises the elastic arm that is inclined upwardly and extends from this horizontal part, and described contact site is on this elastic arm.

7. electric connector as claimed in claim 6, it is characterized in that: described insulating body middle part is provided with the accepting hole that runs through its upper and lower surface, first holding piece of described clamping part is from the direction horizontal-extending of horizontal part to accepting hole, the downward-sloping horizontal part that extends of described second holding piece.

8. electric connector as claimed in claim 7 is characterized in that: described insulating body has the holding slot that runs through its upper and lower surface, and described conducting terminal comprises the holding parts that extends from described horizontal part downwards, and this holding parts is contained in the described holding slot.

9. electric connector as claimed in claim 8 is characterized in that: described conducting terminal has a pair of horizontal part, and described clamping part extends from a horizontal part wherein, and described holding parts is located on another horizontal part.

10. electric connector as claimed in claim 1 is characterized in that: the rectangular mount structure of described insulating body, and comprise pair of short edges, described conducting terminal has a pair of, and is arranged at respectively on the described minor face.