CN201230011Y

CN201230011Y - Electric connector

Info

Publication number: CN201230011Y
Application number: CNU2008200380354U
Authority: CN
Inventors: 沈国健; 张驰
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: 2008-06-06
Filing date: 2008-06-06
Publication date: 2009-04-29
Anticipated expiration: 2018-06-06

Abstract

The utility model discloses an electric connector which can be used for connecting a pair of flexible printed circuit boards. The electric connector comprises a body unit, a plurality of conductive terminals which are fixedly held in the body unit, and a rotating component which moves relatively to the body unit; wherein, the two opposite end of the body unit are respectively provided with a first concave holding space and a second concave holding space; the conductive terminals respectively comprise a fixedly holding arm, a flexible arm and a connecting part of the fixedly holding arm and the flexible arm; wherein, the fixedly holding arm and the flexible arm opposite to each other; a pivoting part is positioned at the front side of the flexible arm; a propping part is arranged at the rear side of the flexible arm; and the rotating component is provided with a cam part which matches with the pivoting part. When the rotating component is in the closed position, the cam part extrudes the contact parts of the flexible printed circuit board and the fixedly holding arm in the first holding space to form electrical connection; simultaneously the flexible arm generates flexible deformation, so that the propping part of the flexible arm extrudes the printed circuit board in the second holding space to form electrical connection; thus a pair of flexible printed circuit boards are connected, which facilitates the miniaturization development of electronic products; and the operation is convenient.

Description

Electric connector

[technical field]

The utility model relates to a kind of electric connector, relates in particular to a kind of electric connector that can be used for connecting flexible printed circuit board.

[background technology]

See also United States Patent (USP) and announce the 7th, 083, No. 454, it discloses a kind of existing electric connector, this electric connector comprise insulating body, several be immobilizated in the insulating body conducting terminal and with respect to insulating body at the revolving part of opening, rotating between the make position.Described insulating body has relative front end, the rear end, and the front end of this insulating body is arranged with and is formed with a receiving space, this receiving space can insert for flexible printed circuit board, insulating body also has the terminal conduit that extends along fore-and-aft direction, described conducting terminal is from insulating body rear side insertion end pilot trench road and being immobilizated on the insulating body, this conducting terminal is provided with weld part, supporting arm from the weld part extension, the elastic arm relative with supporting arm, the connecting portion that connects supporting arm and elastic arm, described supporting arm and elastic arm front side are extended with respectively, following contact site, and the elastic arm rear side has the pivot part that can match with revolving part; Described revolving part is between the pivot part of supporting arm and elastic arm, and the revolving part two ends have the camshaft that pivots mutually and cooperate with pivot part, and this camshaft is

Be connected on the supporting arm; When revolving part turns to make position from open position, strain takes place in conducting terminal under the camshaft effect, the last contact site extruding of elastic arm is contained in the flexible printed circuit board in the receiving space, thereby upper and lower contact site and flexible printed circuit board are electrically connected, yet, because the camshaft of revolving part is

Be pressed on the supporting arm of conducting terminal and rotate, thereby a side that should have electric connector installation revolving part now can't be provided with the receiving space that can accommodate flexible printed circuit board, only has a receiving space, so when needs connect a plurality of flexible printed circuit board, need use a plurality of existing electric connectors to satisfy this demand simultaneously, thereby occupation space may be bigger, is unfavorable for the development of miniaturization of electronic products.

Therefore, necessary existing electric connector is improved, to overcome defective of the prior art.

[utility model content]

Technical problem to be solved in the utility model is to provide a kind of electric connector that connects the pair of flexible printed circuit board (PCB) by revolving part simultaneously.

In order to address the above problem, the utility model electric connector adopts following technical scheme: a kind of electric connector, it can be used for connecting the pair of flexible printed circuit board (PCB), this electric connector comprises: body unit, accommodate and be immobilizated in several conducting terminals in the body unit and opening with respect to body unit, the revolving part that moves between the make position, described body unit has relative front-end and back-end, described conducting terminal has the fixing arm, the connecting portion of the elastic arm relative and connection fixing arm and elastic arm with the fixing arm, the elastic arm front side is provided with pivot part, and relative rear side has

Meet portion, described revolving part is arranged at the body unit front side and is provided with the cam part that matches with the pivot part of conducting terminal; The front end of described body unit, rear end are concaved with first, second receiving space respectively, and fixing arm front side has the contact site relative with pivot part, works as revolving part When make position, the extruding of described cam part is contained in flexible printed circuit board in first receiving space and the contact site of fixing arm is reached electric connection, and elastic arm generation strain, makes this elastic arm

Connecing portion's extruding is contained in the flexible printed circuit board in second receiving space and reaches electric connection.

Compared with prior art, the utility model electric connector has following beneficial effect: the cam part extruding by revolving part is contained in flexible printed circuit board in first receiving space and the contact site of fixing arm is reached electric connection, elastic arm generation simultaneously strain makes this elastic arm

Connect portion's extruding and be contained in the flexible printed circuit board in second receiving space and reach electric connection, thereby the utility model electric connector can electrically connect the pair of flexible printed circuit board (PCB), helps the small-sized of electronic product

And it is easy to operate.

[description of drawings]

Fig. 1 is the three-dimensional exploded view of the utility model electric connector.

Fig. 2 is the three-dimensional combination figure of the utility model electric connector shown in Figure 1, and has showed revolving part

Situation when open position.

Fig. 3 is the three-dimensional combination figure of another angle of the utility model electric connector shown in Figure 2.

Fig. 4 is the cutaway view of the utility model electric connector along A-A line direction among Fig. 2.

Fig. 5 is the revolving part of the utility model electric connector shown in Figure 2

In the three-dimensional combination figure of make position, and showed the situation of inserting behind the flexible printed circuit board.

Fig. 6 is the cutaway view of the utility model electric connector along B-B line direction among Fig. 5.

[embodiment]

See also shown in Figure 1, the utility model electric connector 100 include body unit 1, accommodate and be immobilizated in the body unit several conducting terminals 2 and with respect to body unit at the revolving part 3 of opening, moving between the make position, this electric connector can be used for electrically connecting pair of flexible printed circuit board (PCB) 201,202 (seeing also shown in Figure 5).

See also Fig. 2, Fig. 3 and shown in Figure 4, first receiving space 101, second receiving space 102 that described body unit has relative front end 11, rear end 12 and sets to the concave from this front end, rear end respectively, and this body unit also has the several terminals conduit 111 that extends along fore-and-aft direction, described terminal conduit 111 is connected with first, second receiving space, and described several conducting terminals 2 insert and are contained in the terminal conduit 111 from body unit one side.

See also shown in Figure 4ly, described conducting terminal 2 has fixing arm 21, the elastic arm 22 relative with the fixing arm and connects the connecting portion 23 of fixing arm and elastic arm; In the present embodiment, described elastic arm 22 front sides are provided with pivot part 220, and rear side has

Meet portion 221, fixing arm 21 front sides are provided with contact site 210 relative with pivot part and that protrude out to first receiving space 101, and rear side has another contact site 211 that protrudes out to second receiving space 102; Described conducting terminal 2 also has from fixing arm one end and extends weld part 212 outside the body unit 1 and the holding parts 213 in the other end extends into body unit, thereby conducting terminal 2 can be fixed in the body unit 1 and firmly be connected on the printed circuit board (PCB) (not shown).

The pivot part 220 of described conducting terminal 2 has the groove of cam part of accommodating 32, and be formed with projection 222,223 in these groove both sides, can prevent that revolving part 3 from detaching outside the body unit 1 and prevent that this revolving part is excessively mobile to the insulating body rear side, thereby influence the pivot between revolving part and the conducting terminal 2; Described weld part 212 is formed with recess 214, and body unit 1 is provided with the holding section 112 of matching with this recess, can help strengthening the fixing between conducting terminal and the body unit.

See also Fig. 1, Fig. 2 and shown in Figure 4, described body unit 1 has diapire 13, roof 14 and connects the two side 15 of diapire and roof, in the present embodiment, roof is shorter than diapire, and these diapire 13 both sides are formed with support 130 with corresponding sidewall 15, described revolving part 3 be arranged at body unit 1 front side and include rotating shaft 31 on the support 130 that is supported on the body unit both sides, between two rotating shafts and cam part 32 that matches with the pivot part 220 of conducting terminal and the through hole 33 of accommodating pivot part.

See also Fig. 4, Fig. 5 and shown in Figure 6, when revolving part 3

When open position, flexible printed circuit board 201,202 inserts first, second receiving space 101,102 in the mode of zero insertion force respectively; When revolving part 3

When make position, described cam part 32 extruding are contained in the flexible printed circuit board 201 in first receiving space 101, and this flexible printed circuit board 201 and the contact site 210 of fixing arm 21 front sides are electrically connected; Simultaneously described cam part 32 is lifted the pivot part 220 of elastic arm 22 front ends, and elastic arm 22 is connected with connecting portion 23 and fixing arm 21

Be fulcrum generation strain, so that elastic arm 22

Meet portion 221 and push the flexible printed circuit board 202 that is contained in second receiving space 102, and make this

Meet portion 221 and reach electric connection with this flexible printed circuit board 202 with the contact site 211 of fixing arm; So, the utility model electric connector 100 makes conducting terminal 2 that strain take place by revolving part 3, can connect pair of flexible printed circuit board (PCB) 201,202 simultaneously, thereby reduce the use number of existing electric connector, help the miniaturization development of electronic product and easy to operate; In addition, in the present embodiment, the roof 14 of described body unit has several accepting grooves that can accommodate pivot part 141, so that the pivot part 220 of elastic arm has enough activity spaces when lifting under cam part 32 effect.

Above-mentioned execution mode is the better embodiment of the utility model electric connector.Certainly, the utility model electric connector also can adopt other execution mode, such as:

The two ends of described body unit 1 also can be installed and are provided with supporting member, and the rotating shaft of revolving part 3 is to be supported on this supporting member;

Described fixing arm 21 rear sides also can not be provided with contact site 211, promptly by elastic arm 22 The flexible printed circuit board 202 that connects in the portion 221 and second receiving space electrically connects;

Described fixing arm 21 front sides are provided with structures such as contact site 210, weld part 212 and holding parts, promptly take down the rear side of fixing arm, form one " h " shape conducting terminal;

Described accepting groove 141 also can be other groove shape structure, when revolving part is being opened, when rotating between the make position, pivot part 220 can be movable in this groove shape structure, or the like.

Claims

1. electric connector, it is used to connect the pair of flexible printed circuit board (PCB), this electric connector comprises: body unit, accommodate and be immobilizated in several conducting terminals in the body unit and opening with respect to body unit, the revolving part that moves between the make position, described body unit has relative front-end and back-end, described conducting terminal has the fixing arm, the connecting portion of the elastic arm relative and connection fixing arm and elastic arm with the fixing arm, the elastic arm front side is provided with pivot part, relative rear side has abutting part, and described revolving part is arranged at the body unit front side and is provided with the cam part that matches with the pivot part of conducting terminal;

It is characterized in that: the front end of described body unit, rear end are concaved with first, second receiving space respectively, fixing arm front side has the contact site relative with pivot part, when revolving part is in the close position, described cam part extruding is contained in the interior flexible printed circuit board of first receiving space and the contact site of fixing arm is reached electric connection, and elastic arm generation strain makes the abutting part extruding of this elastic arm be contained in the flexible printed circuit board in second receiving space and reach electric connection.

2. electric connector as claimed in claim 1 is characterized in that: described body unit both sides have bearing unit, and revolving part has the rotating shaft that is supported on this bearing unit, and this rotating shaft is the two ends that are positioned at cam part.

3. electric connector as claimed in claim 1 or 2 is characterized in that: described revolving part has the through hole of accommodating pivot part, and this pivot part has the groove of the cam part of accommodating and is positioned at the projection of groove both sides.

4. electric connector as claimed in claim 1 is characterized in that: described body unit has the several terminals conduit that extends along fore-and-aft direction, and this terminal conduit is connected with first, second receiving space.

5. electric connector as claimed in claim 1 or 2 is characterized in that: described body unit has diapire, roof and connects the sidewall of diapire and roof, and this roof has the accepting groove that several accommodate pivot part.

6. electric connector as claimed in claim 1 or 2 is characterized in that: the rear side of the fixing arm of described conducting terminal has another contact site, and this contact site protrudes out to second receiving space.

7. electric connector as claimed in claim 1 or 2 is characterized in that: fixing arm one end of described conducting terminal has the holding parts in the body unit of being immobilizated in, and the other end has the weld part that extends outside the body unit.

8. electric connector as claimed in claim 7 is characterized in that: the weld part of described conducting terminal is formed with recess, and body unit is provided with the holding section of matching with this recess.