CN103887655A

CN103887655A - Connector

Info

Publication number: CN103887655A
Application number: CN201210554351.8A
Authority: CN
Inventors: 马强; 张雪亮; 朱亚东; 侯云程
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: 2012-12-19
Filing date: 2012-12-19
Publication date: 2014-06-25
Anticipated expiration: 2032-12-19
Also published as: CN103887655B

Abstract

Disclosed in the invention is a connector comprising a housing, a printed circuit board accommodated into the housing, a plurality of cables electrically connected with the printed circuit board, and a locking mechanism installed at the housing. The housing includes a butting portion that is suitable for being installed at a butting connector and a main body portion with the dimension larger than that of the butting portion. Besides, the housing also includes a firs housing and a second housing cooperating with the first housing left and right. The locking mechanism includes a locking element and a driver that is arranged below the locking element and can move horizontally; and the locking element consists of a buckling portion, a holding portion, and a connecting portion, wherein the buckling portion extends out of the main body portion and is arranged above the butting portion, the holding portion is held on the main body portion, and the connecting portion connects the buckling portion and the holding portion. When the driver is driven, the driver enables the buckling portion of the locking element moves towards a direction far away from the butting portion by using the holding portion as support. A holding groove for accommodating the holding portion is arranged at at least one of the first housing and the second housing.

Description

Connector

[technical field]

The present invention relates to a kind of connector, especially about the latching device of connector.

[background technology]

The Chinese patent that on October 05th, 2011, disclosed publication number was CN102210062A has disclosed a kind of connector, the snap close piece of this connector has one and ends at free-ended longitudinal lock arm in one embodiment, pair of locking hook is arranged on free end, snap close piece and rear securing member are connected as a body, rear securing member not only applies retain strength to two and half housings, and do not using the rivet that needs labour to assemble, in the situation of screw or other types securing member, locking piece is remained on the appropriate location of connector shell, rear securing member adopts the form of keeper, it preferably includes collar portion, the positioner cooperatively interacting with housing is set on the collar, this collar portion is surrounded at least in part, and preferably surround outer circumferential or the periphery of near connector body portion rear end or the near-end that is positioned at connector completely.

But the defect of this connector is: the collar portion on this rear securing member can produce more waste material in the time producing, on cost and materials, there is a large amount of wastes, positioner to be set on sheet metal and sheet metal will be bent into enclosed construction, manufacturing process is very complicated, and while installation, positioning requirements is strict simultaneously.

The Chinese patent that the notification number of announcing on October 31st, 2007 is CN200969446Y has disclosed a kind of connector, the first end of the hammerlock of the snap close piece of this connector is circular or dish type in one embodiment, thereby can not have influence on the slip of disengaging parts below.It is "T"-shaped by tunnel-shaped is become, and the first end of hammerlock is formed as to this shape matching, form therein passage back cover make material form can resist the structure that removes active force applying owing to being applied to the active force on pin connector on hammerlock.Hammerlock is preferably spring steel or rigid plastics, is fixed on the top surface of back cover by rivet, binding agent or screw.

But the defect of this connector is: this kind of connector entirety is wider, does not meet the development trend of the narrow type of present connector, and hammerlock fixedly need rivet or other materials, install loaded down with trivial details, processing procedure complexity.

In view of above problem, be necessary to provide a kind of new connector to improve above-mentioned weak point.

[summary of the invention]

Main purpose of the present invention is to provide a kind of connector, and the manufacture of its latching device is convenient simple with assembling, and saves material.

To achieve these goals, the present invention adopts a kind of connector of following technical scheme, comprise: housing, be contained in the printed circuit board (PCB) in housing, with printed circuit board (PCB) be electrically connected some cables and be installed on the latching device on housing, described housing comprises that the docking section that is suitable for being installed in butt connector and size are greater than the main part of docking section, described housing comprise the first housing and with it left and right coordinate the second housing, described latching device comprises snap close piece and is positioned at the driver that can move horizontally under snap close piece, described snap close piece comprises the holding part that extends beyond main part and be arranged on top, docking section, secure to holding parts on main part and connect the connecting portion of holding part and holding parts, in the time driving described driver, driver can make the holding part of snap close piece taking holding parts as supporting to the direction motion away from docking section, at least one of described the first housing and the second housing is provided with the holding slot of accommodating holding parts, described holding parts will pack in holding slot before first and second housing assembling, and after having assembled, first and second housing is limited in main part.

Compared to prior art, at least there is following beneficial effect in the present invention: holding parts is set on snap close piece, this holding parts only needs less material to make, holding slot on itself and housing cooperatively interacts, the effect of fixing latching device has been played in simple assembling, and simultaneously shared space is little and saved material.

[brief description of the drawings]

Fig. 1 is the stereogram of connector of the present invention.

Fig. 2 is the decomposed figure that the connector snap close piece shown in Fig. 1 separates with other parts.

Fig. 3 is the decomposed figure that the connector latching device shown in Fig. 1 separates with other parts.

Fig. 4 is the exploded view of the connector shown in Fig. 1.

Fig. 5 is the exploded view of another angle of the connector shown in Fig. 1.

Fig. 6 is the cutaway view along A-A direction in Fig. 1 in the time of buckle state of the connector latching device shown in Fig. 1.

Fig. 7 is the cutaway view along A-A direction in Fig. 1 in the time of released state of the connector latching device shown in Fig. 1.

Fig. 8 is the cutaway view along B-B direction in Fig. 1.

Fig. 9 is the cutaway view along C-C direction in Fig. 1.

[embodiment]

Refer to Fig. 1 to Fig. 3, the present invention discloses a kind of connector 100, it can be connected with cable 3, described connector 100 comprises housing 1, be contained in housing 1 and the spaced a pair of printed circuit board (PCB) 2 of above-below direction and be installed on housing 1 for the latching device 4 of butt connector (not shown) buckle, described cable 3 is electrically connected with a pair of printed circuit board (PCB) 2 respectively, what connect in the present embodiment is copper cash, and directly connects optical cable after also can increasing in other embodiments opto-electronic conversion module.

As Fig. 4, shown in Fig. 5, housing 1 is formed by metal material manufacture, it comprises that the docking section 5 that is suitable for being installed in butt connector (not shown) and size are greater than the main part 6 of docking section 5, this housing 1 comprise the first housing 10 and with it left and right coordinate the second housing 11, the first housing 10 comprises the frame 12 of the border seal that is positioned at its front end, untight the first auxiliary section 13 of periphery and size are greater than the second auxiliary section 14 of the first auxiliary section 13, wherein the first auxiliary section 13 and frame 12 are connected and are positioned at the rear of frame 12, the first auxiliary section 13 comprises the first side 130, top in the first side 130 is assembled vertically extending the first frame 131 of direction and is assembled vertically extending the second frame 132 of direction in the bottom of the first side 130 towards housing 1 towards housing 1.The second housing 11 comprises that untight the 3rd auxiliary section 15 of the periphery coordinating with the first auxiliary section 13 and size are greater than the 4th auxiliary section 16 of the 3rd auxiliary section 15, and described the 3rd auxiliary section 15 comprises the 3rd side 150, assembles vertically extending the 3rd frame 151 of direction and assemble vertically extending the 4th frame 152 of direction in the bottom of the 3rd side 150 towards housing 1 towards housing 1 in the top of the 3rd side 150.The first auxiliary section 13 coordinates formation closed perimeter portion 17 with the 3rd auxiliary section 15, closed perimeter portion 17 and common 5, the second auxiliary sections 14, aforementioned docking section and the 4th auxiliary section 16 assembling formation aforementioned body portions 6 of forming of frame 12.The first auxiliary section 13 is provided with mating groove 133, and mating groove 133 starts from the first auxiliary section 13 to extend to frame 12 directions, is also provided with the stopper section 134 that is positioned at mating groove 133 rears on the first auxiliary section 13.On the 3rd auxiliary section 15, be also provided with the mating groove corresponding with the first auxiliary section 13 153 and stopper section 154.The front end of the 3rd auxiliary section 15 is provided with the outstanding fixture block 155 extending forward, and the frame 12 of described the first housing 10 is provided with the draw-in groove 120 coordinating with fixture block 155.On the first housing 10 main parts 6 of connector 100, at least comprise an erection column 60, on the second housing 11, correspondence is provided with erection column 61, assemble 60, the 61 front surface alignment of 10,11 o'clock two erection columns of first, second housing, one of them erection column 60 or 61 runs through housing 1 surfaces externally and internally and forms an installing hole 62, thereby connector further comprises from installing hole 62 and pierces into and coordinate the screw 63 that the second housing 11 and the first housing 10 are fixed together with erection column 60,61.The second auxiliary section 14 on the first housing 10 is provided with depression slit 140 along the edge of its assembling face, the 4th 16Yan Qi edge, auxiliary section on the second housing 11 is provided with outstanding limit 160 with matching, in other embodiments also can the second auxiliary section 14 be provided with depression slit 140 is set on 160, the four auxiliary sections 16, outstanding limit.Main part 6 is provided with the accepting groove 64 of accommodating latching device 4, this accepting groove 64 is provided with bottom surface 640, described bottom surface 640 comprises inclined-plane 641, the horizontal plane 642 that tilts to extend to docking section 5 directions and the transition inclined-plane 643 that connects horizontal plane 642 and inclined-plane 641, and the inclined degree on transition inclined-plane 643 is less than the inclined degree on inclined-plane 641.At least one is provided with holding slot 65 the first housing 10 and the second housing 11, and the first housing 10 and the second housing 11 are all provided with holding slot 65 in the present embodiment, and this holding slot 65 is communicated with aforementioned accepting groove 64.The afterbody of housing 1 be provided with on two above-below directions for cable 3 is installed, arrange put line hole 66.

Printed circuit board (PCB) 2 comprises that size is less and is positioned at the Part I 21 of front end, stage portion 23 between rear end and larger-size Part II 22 and formation and Part I 21 and Part II 22, on Part I 21, comprise some metallic conduction sheets 210, on Part II 22, comprise some metallic conduction sheets 220, a pair of printed circuit board (PCB) 2 is installed to corresponding mating groove 133, in 153, as shown in Figure 9, described stage portion 23 and mating groove 133, 153 front end coordinates to limit printed circuit board (PCB) 2 and travels forward, the rear end of described Part II 22 and

stopper section

134, 154 cooperations prevent that printed circuit board (PCB) 2 from moving backward.Printed circuit board (PCB) 2 is a pair of in the present embodiment, and printed circuit board (PCB) 2 can be also one or more in other embodiments.

Cable 3 comprises some heart yearns 31 of being located at its inside, the insulation sheath 33 of the braid 32 of cladding core wire 31 and covering braid 32, heart yearn 31 comprises electric conductor 311 and the interior insulated hull 312 around electric conductor 311, electric conductor 311 is electrically connected with the metallic conduction sheet 220 on printed circuit board (PCB) 2, pushing insulation sheath 33 aside folds in braid 32 on insulation sheath 33, to form folding portion 330 at its top end, at the folding portion 330 sheathed beckets 7 in place, becket 7 is received the residual silk of braid 32 in it, when assemble case 1, becket 7 is positioned at and puts 66 places, line hole, the front end that is positioned at heart yearn 31 is provided with heart yearn 31 is separated to fixing fixed block 8 each other.

As shown in Figure 3, latching device 4 is positioned at the accepting groove 64 of main part 6, it comprises snap close piece 41 and is positioned at the driver 42 that snap close piece can move horizontally for 41 times, wherein snap close piece 41 is formed by metal material punching press bending, it comprises the holding part 410 that extends beyond main part 6 and be arranged on 5 tops, docking section, secure to holding parts 411 on main part 6 and connect the connecting portion 412 of holding part 410 and holding parts 411, holding parts 411 is a pair of and is symmetricly set in the both sides of connecting portion 412, holding parts 411 is contained in aforementioned holding slot 65, holding parts 411 is at first and second housing 10, before 11 assemblings, pack in holding slot 65, and at first and second housing 10, 11 are limited in main part 6 after having assembled.In the time driving driver 42, driver 42 can make the holding part 410 of snap close piece 41 rotate as supporting to the direction away from docking section 5 taking holding parts 411.Holding part 410 comprises a pair of and grab 413 butt connector (not shown) snap close, this grab 413 is positioned at the both sides of holding part 410 bottoms and stretches out, the connecting portion 412 of snap close piece 41 has the rake 414 that is arranged on 641 places, above-mentioned inclined-plane, driver 42 drives the rake 414 of snap close piece 41 at 641 places, inclined-plane, connecting portion 412 is also provided with the spacing hole 415 that runs through its upper and lower surface.Driver 42 comprise be arranged on driver 42 fronts cam 420 and for operation drawstring 421, cam 420 is arranged between inclined-plane 641 and rake 414, drawstring 421 moves horizontally and moves along inclined-plane 641 with moving cam 420 and order about holding part 410 and rotate to direction away from docking section 5, thereby reaches the effect departing from butt connector (not shown).The upper surface of drawstring 421 forms the projection 422 matching with aforementioned spacing hole 415 to upper process.Drawstring 421 comprises the extension section 423 always extending backward from housing 1 place, has increase frictional force to make it be easy to the fin 424 stretching on extension section 423.

Refer to shown in Fig. 1 to Fig. 6, when assembly and connection device 100, first, the front end of heart yearn 31 is separated from each other heart yearn fixing with fixed block 8, the electric conductor 311 of the interior every heart yearn 31 of cable 3 is soldered on the metallic conduction sheet 220 of Part II 22 of printed circuit board (PCB) 2 and makes to complete electric connection between the two, and reusable heat melten gel 9 covers heart yearn 31 and the solder joint of metallic conduction sheet 220.Like this, cable 3 has just formed with the assembly of printed circuit board (PCB) 2, because printed circuit board (PCB) in the present embodiment 2 is a pair of, so the assembly of cable 3 and printed circuit board (PCB) 2 is also a pair of.

Secondly, the first housing 10 opening upwards are placed and made installation direction vertical with abutting direction, cable 3 and the assembly of printed circuit board (PCB) 2 are contained in the first housing 10, and the mating groove 133 in the first housing 10 is accepted printed circuit board (PCB) 2, and cable 3 extends housing 1 by putting 66 places, line hole.Now, the Part II 22 of circuit galley 2 is arranged in mating groove 133, and stage portion 23 is buckled in the front end of mating groove 133, and the rear end of Part II 22 is connected to stopper section 134, makes like this to locate in the front and rear direction of printed circuit board (PCB) 2 in the first housing 10.

Then the below that driver 42 is placed on to snap close piece 41 forms latching device 4, and now, the projection 422 on driver 42 is arranged in the spacing hole 415 of snap close piece 41, and the cam 420 on driver 42 is positioned at the rake 414 of snap close piece 41.

Then latching device 4 is assembled on the first housing 10, latching device 4 is vertically placed in the accepting groove 64 of the first housing 10, the holding parts 411 of snap close piece 41 is placed in the holding slot 65 on the first housing 10, holding part 410 extends beyond main part 6 and is positioned at the top of docking section 5, driver 42 is positioned between snap close piece 41 and bottom surface 640, its major part is placed on bottom surface 640, the lower surface of its cam 420 fits in inclined-plane 641, and the extension section 423 on driver 42 drawstrings 421 extends body 1.As shown in Figure 6, Figure 7, while pulling back drawstring 421, cam 420 on driver 42 drives the holding part 410 of snap close piece 41 front ends that it is up lifted, the grab 413 that is positioned at like this holding part 410 both sides also up moves, in the time that driver 42 forward recoveries arrive original position, holding part 410 also will return to original position.

Then assemble case 1, as shown in Figure 8, first the fixture block 155 of the second housing 11 front ends is inserted in the draw-in groove 120 on the first housing 10 frames 12 and form docking section 5, by the erection column 60 on the first housing 10 and the second housing 11, 61 alignment are installed and are formed main part 6, now the mating groove 153 on the second housing 11 also will be accommodated the another side of printed circuit board (PCB) 2, the rear end of printed circuit board (PCB) 2 is also held in the stopper section 154 on the second housing 11, the holding parts 411 of snap close piece 41 is contained in the holding slot 65 on the second housing 11 simultaneously, outstanding limit 160 on depression slit 140 on the second auxiliary section 14 and the 4th auxiliary section 16 coordinates screw 63 from installing hole 62, to insert to screw housing 1 has been assembled.

So far, whole cable connector 100 has been assembled complete, connector 100 of the present invention has advantages of the built-up time of shortening and cost with respect to prior art, the assembling of housing 1 is more accurate, while is at the mating groove 133 of housing 1 interior setting, 153 and stopper section 134, thereby 154 coordinate fixed printed circuit board 2 with stage portion 23 and rear end on printed circuit board (PCB) 2, snap close piece 41 is directly fixed on connector 100 by simple structure setting, do not need the parts such as unnecessary screw, snap close piece 41 on connector 100 and the relative prior art of interaction between driver 42 have good operability simultaneously.

The foregoing is only one embodiment of the present invention, it not whole or unique execution mode, the variation of any equivalence that those of ordinary skill in the art take technical solution of the present invention by reading specification of the present invention, is claim of the present invention and contains.

Claims

1. a connector, can be connected with cable, it comprises: housing, be contained in the printed circuit board (PCB) in housing and be installed on the latching device on housing, described housing comprises that the docking section that is suitable for being installed in butt connector and size are greater than the main part of docking section, described housing comprise the first housing and with it left and right coordinate the second housing, described latching device comprises snap close piece and is positioned at the driver that can move horizontally under snap close piece, described snap close piece comprises the holding part that extends beyond main part and be arranged on top, docking section, secure to holding parts on main part and connect the connecting portion of holding part and holding parts, in the time driving described driver, driver can make the holding part of snap close piece taking holding parts as supporting to the direction motion away from docking section, it is characterized in that: at least one of described the first housing and the second housing is provided with the holding slot of accommodating holding parts, described holding parts will pack in holding slot before first and second housing assembling, and after having assembled, first and second housing is limited in main part.

2. connector as claimed in claim 1, is characterized in that: described holding parts is a pair of and is symmetricly set in the both sides of connecting portion.

3. connector as claimed in claim 1, is characterized in that: described main part is provided with the accepting groove of accommodating latching device, and aforementioned holding slot is communicated with accepting groove.

4. connector as claimed in claim 1, is characterized in that: described holding part comprises a pair of and grab butt connector snap close, and described grab is positioned at the both sides of holding part bottom and stretches out.

5. connector as claimed in claim 1, is characterized in that: the afterbody of described housing is useful on to be installed two of cable and put line hole, puts line hole and arranges on above-below direction for described two.

6. connector as claimed in claim 3, it is characterized in that: described accepting groove is provided with bottom surface, described bottom surface comprises the inclined-plane that tilts to extend to docking section direction, and the connecting portion of described snap close piece has the rake that is arranged on inclined-plane place, and described driver drives the rake of snap close piece at inclined-plane place.

7. connector as claimed in claim 6, it is characterized in that: described driver comprise be arranged on described driver front cam and for operation drawstring, described cam is arranged between inclined-plane and rake, thereby drawstring moves horizontally and moves along inclined-plane with moving cam and order about holding part and rotate and depart from butt connector to direction away from docking section.

8. connector as claimed in claim 6, is characterized in that: the bottom surface of described accepting groove also comprises horizontal plane and the transition inclined-plane that is connected horizontal plane and above-mentioned inclined-plane, and the inclined degree on described transition inclined-plane is less than the inclined degree on inclined-plane.

9. connector as claimed in claim 7, is characterized in that: described connecting portion is provided with the spacing hole that runs through its upper and lower surface, and the upper surface of described drawstring forms projection with matching to upper process.

10. connector as claimed in claim 5, is characterized in that: described drawstring comprises the extension section always extending backward from housing, has and increase the fin that frictional force makes it be easy to put forth effort on described extension section.