CN1314730A

CN1314730A - Electric connector

Info

Publication number: CN1314730A
Application number: CN00114932A
Authority: CN
Inventors: 林奕雁
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: 2000-03-16
Filing date: 2000-03-16
Publication date: 2001-09-26
Anticipated expiration: 2020-03-16
Also published as: CN1129205C

Abstract

The electric connector includes pedestal, cover and conducting terminals; the pedestal includes base with arced tunned, side wall and top board; and the cover includes top wall and clamping wall having raised strip corresponding to the runner and with reed rhizome at its one end. The cover is assembled to the base via the raised strip with reed rhizome and runner. After flexible printed circuit board is inserted into the connector, some force is applied to the conver to make it rotate around the central axle of circular runner, press the flexible printed circuit board to conducting terminals and connect printed circuit board to the connector electrically.

Description

Electric connector

The relevant a kind of electric connector of the present invention refers in particular to a kind of electric connector that is used to electrically connect flexible printed circuit board (F1exible Printed Circuit Board) and other electronic installation.

Prior art related to the present invention can be consulted United States Patent (USP) the 4th, 778, and 403,5,458,506,5,580,272,5,904, cases such as No. 586.See also the work schematic diagram that Figure 1 shows that existing electric connector, should comprise pedestal 50 and the lid 51 that is articulated with pedestal 50 by existing electric connector 5, wherein pedestal 50 is provided with several terminal containing slots that runs through its front and rear surfaces 500, flexible terminal 52 is located in the corresponding terminal containing slot 500, and contact site 520 fore-ends of this flexible terminal 52 expose, and convex with half circular cylinder 501 (shown in the dotted line) in pedestal 50 two opposite side walls middle part, be concaved with an arc notch 502 in pedestal 50 front end both sides in addition, lid 51 is mounted on the pedestal 50, it comprises that a longitudinally side wall 510 reaches in the holding wall 511 of these longitudinally side wall 510 both sides, these holding wall 511 inboards are provided with the alcove (not shown) that matches with the cylinder 501 of pedestal 50 sidewalls, and be provided with fixing arm 512 in holding wall 511, flexible PCB 6 extends position certain in the electric connector 5 by these electric connector 5 front surfaces when assembling, then the application of force makes its axis around the semicircle cylinder 501 of pedestal 50 sidewalls do rotation and simultaneously to front slide, by this flexible printed circuit board 6 and flexible terminal 52 is electrical connected on lid 51.But, the lid 51 of this electric connector 5 is held on the pedestal 50 simultaneously by its two holding wall 511 and pivots, for lid 51 fixing arms 512 are fastened in pedestal 50 notches 502, lid 51 also relatively pedestal 50 do suitable reach, be easy to cause 51 liang of holding walls of lid, 511 relative pedestals 50 that relative position is arranged improperly like this and cause flexible printed circuit board 6 can not fully to contact, so show and to guarantee the reliable transmission of signal therebetween with flexible terminal 52.Moreover, the lid 51 only fixing arm 512 by lid 51 holds mutually with the notch 502 of pedestal 50 and is positioned on the pedestal 50, the semicircle cylinder 501 of its rear side is with alcove and fail to provide in any direction the fixing active force, therefore, if fixing arm 512 or notch 502 foozles are bigger than normal or when having the situation of wearing and tearing to take place using a period of time, lid may become flexible on pedestal, and then can influence the electrical effect that contacts of flexible printed circuit board 6 and flexible terminal 52.

The object of the invention is to provide a kind of and guarantees that conducting terminal firmly docks with flexible printed circuit board, and structural strength is good and be easy to the electric connector making and assemble.

Electric connector of the present invention comprises pedestal, lid and conducting terminal, wherein pedestal comprises base, reaches the top board relative with base in the vertically disposed sidewall in base both sides, base and top board inboard are equipped with terminal containing slot, conducting terminal is contained in the corresponding conducting terminal accepting groove, and base side wall is provided with arc chute.Lid comprises that roof reaches in the vertically disposed holding wall in roof both sides, and is provided with and the corresponding raised line of chute in holding wall, and is provided with a projection in raised line one end protrusion.Lid holds mutually with the pedestal chute by raised line and projection and is mounted on the pedestal, after the printed circuit board (PCB) group is gone into this electric connector, the application of force makes its central axis that centers on arc chute rotation on lid, and printed circuit board (PCB) is pressed on the conducting terminal, realize the telecommunication conducting of printed circuit board (PCB) and electric connector.

Compared with prior art, lid of the present invention slides in the chute of pedestal by raised line and projection and center on the rotation of chute axis and realize pressing down flexible printed circuit board and conducting terminal electric connection, and after lid presses down, raised line fastens with chute with projection and combines lid and pedestal are firm, take place and do not have loosening phenomenon, thereby can guarantee effectively that the signal between flexible printed circuit board and conducting terminal transmits.

Below in conjunction with the diagram and embodiment the present invention is further illustrated.

Fig. 1 is the work schematic diagram of existing electric connector.

Fig. 2 is the three-dimensional exploded view of electric connector of the present invention.

Fig. 3 is electric connector of the present invention and the preceding stereogram of flexible printed circuit board assembling.

Fig. 4 is the cutaway view of Fig. 3 along the A-A line.

Fig. 5 is the three-dimensional combination figure of electric connector of the present invention and flexible printed circuit board.

Fig. 6 is the cutaway view of Fig. 5 along B-B.

Fig. 7 is the phantom of Fig. 5.

See also shown in Figure 2ly, electric connector 1 of the present invention comprises pedestal 10, lid 12, conducting terminal 14 and fixing member 16.Wherein pedestal 10 comprises base 100, vertically disposed sidewall 101 and the top board 102 relative with base 100 in base 100 both sides.Wherein base 100 is provided with several lower terminal accepting grooves 105 that runs through pedestal 10 interfaces 103 and joint face 104, and base 100 bilateral symmetry are provided with and run through pedestal 10 interfaces 103 and joint face 104 groove 106 in order to fasten with lid 12, and are provided with the opening 107 (shown in Figure 7) that runs through base 100 in groove 106 middle parts.And sidewall 101 side that links to each other in contiguous pedestal 10 interfaces, 103 positions and with groove 106 is provided with curved internal chute 108, and the top of this internal chute 108 and sidewall 101 upper surfaces connect, and are provided with the arc external chute 109 that is connected and seals with internal chute 108 in sidewall 101 outsides.Top board 102 width be roughly base 100 half and lower terminal accepting groove 105 parts of base 100 are exposed, and be provided with the upper terminal accepting groove 110 (shown in Figure 4) relative in top board 102 inboards with lower terminal accepting groove 105, and in contiguous pedestal 10 joint faces 104 positions, 105,110 relative of upper and lower terminal accepting grooves are provided with parting bead 111 (shown in Figure 4), are provided with the jube 112 (shown in Figure 7) that adjacent two-terminal accepting groove is separated in pedestal 10 joint faces 104 again.In addition, be provided with the holding hole 113 that vertically runs through pedestal 10 in top board 102 both sides.In addition, sidewall 101 protrudes in pedestal 10 interfaces 103 1 ends and is provided with a buckle 116, and is provided with guide ramp 117 in buckle 116 adjacent recess 106 1 sides.

Lid 12 comprises that roof 120 reaches in the vertically disposed holding wall 121 in roof 120 both sides, wherein be provided with the holding part 122 perpendicular with roof 120 and holding wall 121 in roof 120 1 end both sides, and be provided with and pedestal 10 buckles 116 corresponding notches 123 in holding part 122 contiguous holding wall 121 1 sides, and be provided with the step 124 of accommodating pedestal 10 top boards 102 ends in roof 120 relative ends.The outside of holding wall 121 contiguous roof 120 steps 124 1 ends is provided with and pedestal 10 internal chutes 108 corresponding arc raised lines 125, and be provided with a projection 126 in arc raised line 125 ends, these projection 126 ends are provided with the chamfering 127 that forms an angle with protruding 126 axis.In addition, be provided with and pedestal 10 grooves 106 openings 107 corresponding projections 128 at holding wall 121 1 ends.

Conducting terminal 14 is a fork configuration, comprises relative upper and lower branch 140,141 and the connecting portion 142 that will this upper and lower branch 140,141 connects, and is provided with a hangnail 143 in top set's 140 relative inferior division 141 1 sides protrusions.Again, 140 1 ends protrusion is provided with a lug 144 in connecting portion 142 contiguous top sets, and is provided with the weld part 145 that a circuit board (not shown) electrically connects in connecting portion 142 relative ends.Fixing member 16 is arranged in the holding hole 113 with location electric connector 1, comprise retaining sheet 160 and with the perpendicular bonding pad 161 of retaining sheet 160, retaining sheet 160 comprises upper and lower retaining sheet 162,163, and 162,163 protrusions of upper and lower retaining sheet are provided with a shoulder 164 so that fixing member 16 is immobilizated in the holding hole 113.

See also Fig. 3 to shown in Figure 7, be the schematic perspective view of electric connector 1 of the present invention with flexible printed circuit board 2 assembling process, wherein the hangnail 143 of conducting terminal 14 top sets 140 is fastened on pedestal 10 parting beads 110, the lug 144 of connecting portion 142 and weld part 145 lower lip are held in pedestal 10 top boards 102 and base 100 trailing edges, conducting terminal 14 top sets 140 are contained in the upper terminal accepting groove 110 of pedestal 10 top boards 102, inferior division 141 then is contained in the base 100 lower terminal accepting grooves 105, and inferior division 141 front ends expose base 100 upper surfaces electrically connecting with flexible printed circuit board 2, and the weld part 145 of conducting terminal 14 exposes electric connector 1 joint face 104 to electrically connect with circuit board (not shown).In the raised line 125 and projection 126 and pedestal 10 of lid 12 by holding wall 121, external chute 108,109 hold mutually and are mounted on the pedestal 10, after group is gone into flexible printed circuit board 2, force in lid 12, make lid 12 along in the arc, external chute 108,109 axis rotation and flexible printed circuit board 2 is pressed down and electrically connect with conducting terminal 14, wherein lid 12 holds with the buckle 116 of pedestal 10 mutually by the holding part 122 of its front end, raised line 125 and the projection 126 with inside and outside, chute 108,109 hold mutually, the projection 128 of lid 12 holding walls 121 fastens with pedestal 10 openings 107 and lid 12 holding walls 121 are fastened in pedestal 10 grooves 106 and firmly be mounted on the pedestal 10.

Claims

1. electric connector, comprise pedestal, lid and conducting terminal, wherein pedestal has base and in the vertically disposed sidewall in base both sides, and lid have roof and with the vertically disposed holding wall of roof, it is characterized in that: the pedestal sidewall is provided with arc chute, and lid holding wall one side is provided with and the corresponding raised line of chute, and raised line one end protrudes and is provided with a projection, lid holds mutually with the pedestal chute by raised line and projection and is mounted on the pedestal, and can be around the central axis rotation of arc chute.

2. electric connector according to claim 1 is characterized in that: the chute of sidewall comprises the internal chute of being located at sidewall one side and in relative end of sidewall and the sealing external chute that is connected with internal chute, and the top of this internal chute and the perforation of sidewall upper surface.

3. electric connector according to claim 1 is characterized in that: pedestal also comprises a top board relative with base, and the pedestal base is provided with the lower terminal accepting groove, and is provided with the upper terminal accepting groove relative with base lower terminal accepting groove in the top board inboard.

4. electric connector according to claim 1 is characterized in that: pedestal sidewall one end is provided with a buckle, and is provided with guide ramp in buckle one side, and is provided with holding part in the lid roof, and holding part is provided with and the corresponding notch of buckle.

5. electric connector according to claim 1 is characterized in that: the base both sides are provided with the groove of the holding wall that can accommodate lid.

6. electric connector according to claim 2 is characterized in that: the projection of lid holding wall raised line end is contained in the external chute, and is provided with the chamfering that forms an angle with protruding axis in lobe terminus.

7. electric connector according to claim 3 is characterized in that: be provided with a parting bead between the upper and lower terminal accepting groove of pedestal one end, and be provided with a jube between every terminals of adjacent accepting groove.

8. electric connector according to claim 5 is characterized in that: base groove middle part is provided with an opening that runs through base, and is provided with corresponding projection in the lid holding wall.

9. electric connector according to claim 7 is characterized in that: conducting terminal comprises relative upper and lower branch and the connecting portion that will this upper and lower branch links to each other, and relative inferior division one side of conducting terminal top set is protruded and is provided with a hangnail.

10. electric connector according to claim 9, it is characterized in that: the contiguous top set of conducting terminal connecting portion one end protrudes and is provided with a lug, and be provided with weld part in a relative end, and the hangnail of conducting terminal is fastened on the pedestal parting bead, and the lateral margin of lug and weld part then is held on the pedestal trailing edge.