CN2909569Y

CN2909569Y - Electric connector

Info

Publication number: CN2909569Y
Application number: CNU2006200732320U
Authority: CN
Inventors: 徐国峻; 林旻翰; 魏地利
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: 2006-05-26
Filing date: 2006-05-26
Publication date: 2007-06-06
Anticipated expiration: 2016-05-26

Abstract

The utility model discloses an electrical connector (100) which is provided with an insulating body (1) and conductive terminals set into the insulating body. One side of the insulating body is equipped with an asylum cavity (10) having opening. Every conductive terminal includes at least two elastic arms (24, 25) located in the same side of the asylum cavity. The elastic arms are all provided with contacts (241, 251). The contacts (241) of one elastic arm are closer to the opening side of the asylum cavity than that (251) of other elastic arms. When the contacts of said at least two elastic arms simultaneously and elastically touch the same conductive slice of electronic elements inserted into the asylum cavity, the probability that conductive terminal do not touch conductive slice is reduced and the reliability of electric connection is increased.

Description

Electric connector

[technical field]

The utility model discloses a kind of electric connector, relate in particular to a kind of electric connector with good telecommunication transmission.

[background technology]

The United States Patent (USP) of on July 6th, 1999 application announces the 6th, 004, discloses a kind of electric connector that patches flexible printed circuit board (FPC) No. 156.Insulating body one side of this electric connector offers host cavity, and a fixing arm 80 of terminal is fixed in the interior diapire of host cavity, and elastic arm 82 is positioned at the upper wall of host cavity, and the downward-sloping host cavity that extends into.After FPC inserted host cavity, its extruding by plug 30 can finish that conducting strip contacts with the electrical of contact point 84 of conducting terminal elastic arm 82 on it.

But if situations such as oxidation or stain appear in the conducting strip of FPC, conducting strip may appear not contacting fully in this contact point 84, causes the phenomenon of both not conductings.So, wish on existing connector basis, to design a kind of electric connector that can reduce above-mentioned not conducting phenomenon probability, improve the reliability that is electrically connected.

[utility model content]

Technical problem to be solved in the utility model provides a kind of higher electric connector of reliability that is electrically connected.

For reaching above-mentioned purpose, the utility model adopts following technical scheme: a kind of electric connector, it has insulating body and is arranged on the interior conducting terminal of insulating body, insulating body one side is provided with the host cavity with opening, each conducting terminal comprises at least two elastic arms that are positioned at host cavity the same side, all have contact point on the elastic arm, wherein the contact point of an elastic arm is than the open side of the more close host cavity of contact point of other elastic arms.

Compared with prior art, the contact point of at least two elastic arms of the utility model electric connector contacts the same conducting strip of electronic component simultaneously, can reduce the probability that conducting terminal does not contact conducting strip, improves the reliability that is electrically connected.

[description of drawings]

The utility model is described in further detail below in conjunction with drawings and embodiments.

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

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

Fig. 3 is the flexible printed circuit board that can patch in electric connector.

Fig. 4 is the cutaway view of Fig. 1 along the IV-IV direction.

Fig. 5 is the schematic diagram that Fig. 4 is inserted with flexible printed circuit board.

Fig. 6 is the shearogram of Fig. 1, with the clear mated condition that shows fixing terminal and insulating body.

[embodiment]

Embodiment of the present utility model discloses the electric connector 100 that can patch flexible printed circuit board (FPC).

Consult shown in Fig. 1,2, electric connector 100 comprises lengthwise insulating body 1, which is provided with the host cavity 10 that connects antetheca, and host cavity has opening 101.The diapire of host cavity 10 continues to extend extension board 11 along its open side, and the upper wall of host cavity and diapire are provided with the terminal containing slot of some perforation insulating bodies.Plurality of conductive terminals 2 is contained in the terminal containing slot, and it comprises lengthwise base portion 21, continues the pin 22 of extension from base portion 21 two ends.Base portion 21 is respectively at vertically extending the fixing arm 23 and first elastic arm 24 in the same way near pin 22 places.Fixing arm 23 is parallel about in the of 24 with first elastic arm in extending near its root (promptly with base portion 21 junctions) bending extending second elastic arm, 25, the second elastic arms 25, but length is short than first elastic arm 24.The free terminal of first, second elastic arm has respectively towards the salient point of fixing arm 23, forms contact point 241,251.As shown in Figure 4, conducting terminal 2 inserts accepting groove from the rear wall of the body that insulate, its base portion 21 is positioned on the rear wall, 22 of two pins extend insulating body to be welded in circuit board (not shown), 23 interference of fixing arm are fixed in the accepting groove 12 of host cavity 10 upper walls, 24,25 of first, second elastic arms are positioned on the accepting groove 13 of host cavity lower wall, and its front end extends into host cavity, and contact point 241 is than contact point 251 more close host cavity open side.Conducting terminal 2 is sheet metal blanking moulding, and without bending, its base portion, pin, fixing arm and first, second elastic arm are positioned on the sheet-metal plane.

Electric connector 100 also comprises a pair of fixing terminal 3, and the host cavity two ends of insulating body 1 are respectively equipped with accepting groove 14.Two accepting grooves 14 lay respectively at extension board 11 sides, and the accepting groove of accommodating conducting terminal 2 13 under being positioned on the diapire then extends to the extension board front end.Fixing terminal 3 structures and conducting terminal are similar, and first elastic arm 24 excision of conducting terminal 2 can be obtained fixing terminal 3.So, can simplify the blanking moulding of fixing terminal.

See also shown in Fig. 2,4, the outside at insulating body two ends forms a conduit 15 respectively in continuing to extend laterally near last lower wall place, and conduit protrudes in contiguous host cavity 10 open side, forms stopper 151.Plug 4 is lengthwise plastic plates, and it comprises a crossbeam 40, is tabular hyoplastron portion 41 from what crossbeam one side was extended.The front end wedgewise of hyoplastron portion 41.Plug 4 is extended two button gripping arms 42 in its two ends, the end of button gripping arm is provided with hook portion 421.Button gripping arm 42 can be slided in conduit 15, and hook portion 421 is resisted against stopper 151, can limit plug 4 and break away from insulating body 1.

See also shown in Figure 3ly, FPC5 is rectangle plates, and its front end is provided with row's metallic conduction sheet 50, can finish electric connection with the contact point 241,251 of electric connector.The front end both sides of FPC are provided with protuberance 51.

Fig. 4 is that FPC does not patch the cutaway view in electric connector, and Fig. 5 is that FPC patches the cutaway view in electric connector.After the opening 45 (as shown in Figure 4) that FPC passes hyoplastron portion 41 belows of plug 4 inserts host cavity 10, plug 4 is pressed into host cavity 10, it is extruding FPC downwards, make first, second

elastic arm

24,25 downward elastic deformations of conducting terminal 2, the same conducting strip 50 of its contact point 241,251 common Elastic Contact FPC is finished electric connection.Each conducting terminal of the present utility model has two contact points 241,251 can contact the same conducting strip 50 of FPC, even because of accident causes the not well contact of a certain contact point, another contact point also can be finished contact action, so, can reduce the probability of conducting terminal access failure FPC conducting strip, promote the reliability of product.And, when two elastic arms contact conducting strip simultaneously, being equivalent to two parallel circuitss, its resistance value is equivalent to half of single contact point, improves electric property.

Fig. 6 is the shearogram that shows fixing terminal 3.Two relative walls of accepting groove 14 are in extending upward fin 141 near open side, and elastic arm 31 front ends 32 of fixing terminal 3 are hook-shaped, and the corresponding end face that protrudes out fin.FPC is under plug 4 extruding, and the protuberance 51 of its leading edge is withstood by the hook portion 32 of fixing terminal and fin 141, can further FPC be fixed in the host cavity.Certainly, fixing terminal 3 and fin 141 also can be separately and the protuberance of FPC interlock and hold, finish fixation.

The utility model also not only is confined to the foregoing description.Such as, second elastic arm 25 can be tilted to down, extend forward from base portion 21, and its front end is parallel with the front end of first elastic arm 24 also can to reach the purpose of this utility model.Conducting terminal also can have three elastic arms, and wherein second elastic arm extends from fixing crook of the arm folding, the 3rd elastic arm from base portion extend and its front end parallel with first elastic arm.

Claims

1. electric connector, it has insulating body and is arranged on the interior conducting terminal of insulating body, insulating body one side is provided with the host cavity with opening, it is characterized in that: each conducting terminal comprises at least two elastic arms that are positioned at host cavity the same side, all have contact point on the elastic arm, wherein the contact point of an elastic arm is than the open side of the more close host cavity of contact point of other elastic arms.

2. electric connector as claimed in claim 1 is characterized in that: conducting terminal is that the sheet metal punching press forms, and in the described elastic arm of this conducting terminal at least two are positioned at same plane.

3. electric connector as claimed in claim 1 is characterized in that: conducting terminal is the blanking terminal, and without bending.

4. electric connector as claimed in claim 1, it is characterized in that: conducting terminal comprises that base portion, the pin that extends from base portion reach from the base portion two ends vertically and the fixing arm and first elastic arm that extend in the same way, base portion further is provided with second elastic arm of downward-sloping extension between the fixing arm and first elastic arm, the front end of second elastic arm is parallel with the front end of first elastic arm, first elastic arm forms the elastic arm of the most close host cavity open side of above-mentioned contact point, and second elastic arm then forms above-mentioned other elastic arms.

5. electric connector as claimed in claim 1, it is characterized in that: conducting terminal comprises that base portion, the pin that extends from base portion reach from the base portion two ends vertically and the fixing arm and first elastic arm that extend in the same way, the fixing arm is in extending second elastic arm near the base portion place towards first elastic arm, first elastic arm forms the elastic arm of the most close host cavity open side of above-mentioned contact point, and second elastic arm then forms above-mentioned other elastic arms.

6. as claim 4 or 5 described electric connectors, it is characterized in that: the fixing arm of conducting terminal is fixed on host cavity another sidewall with respect to elastic arm.

7. as claim 4 or 5 described electric connectors, it is characterized in that: the base portion of conducting terminal, pin, fixing arm and first, second elastic arm are in the same plane.

8. electric connector as claimed in claim 1, it is characterized in that: electric connector further is provided with plug, plug comprises hyoplastron portion and is positioned at the button gripping arm at its two ends, and the insulating body two ends are provided with conduit to accommodate the button gripping arm slidably, and hyoplastron portion can insert host cavity.

9. electric connector as claimed in claim 1 is characterized in that: electric connector further comprises a pair of fixing terminal, is contained in the accepting groove that is positioned at two ends, the host cavity left and right sides.

10. electric connector as claimed in claim 1 is characterized in that: the insulating body of described host cavity both sides is provided with fin, and described fin and two elastic arms are positioned at the same side of host cavity.