CN2264998Y

CN2264998Y - Plate-to-plate connector

Info

Publication number: CN2264998Y
Application number: CN 96216283
Authority: CN
Inventors: 罗勃·G·马丘; 何有明
Original assignee: Hon Hai Precision Industry Co Ltd
Current assignee: Hon Hai Precision Industry Co Ltd
Priority date: 1996-07-10
Filing date: 1996-07-10
Publication date: 1997-10-15
Anticipated expiration: 2006-07-10

Abstract

The utility model relates to a plate-to-plate connector, which comprises a body and a plurality of terminals, wherein the body is provided with a bottom. The bottom is provided with a median wall along longitudinal direction. At least one side of the median wall is provided with a plurality of protruded side walls. The longitudinal direction of the protruded side walls is vertical to the longitudinal direction of the median wall. The bottom is provided with through holes among the protruded side walls. The strip-shaped terminals are arranged among the protruded side walls. The centers of the terminals are provided with barbs fixedly clamped on the protruded side walls. One end of each terminal forms a double L-shaped terminal foot to be extended out of each through holes. The connecting process of the connector is reliable and positive. The terminals do not bend.

Description

Board to board connector

The utility model relates to a kind of board to board connector, its for a kind of can be not crooked, conduct electricity reliable connector.

Board to board connector is a pair of connector that matches each other, and its terminal is welded on respectively on the various boards, makes between printed circuit board (PCB) and the printed circuit board (PCB) to be electrically connected.Yet on assembling and using, existing board to board connector existing problems, because the terminal of connector is straight type, it is assemblied in may bend when plastic body is squeezed (buckling), terminal is damaged can't be used, connector is when combinations of pairs, and the end of terminal in plastic body also may be because of being pushed deformed damaged if be not affixed on inwall validly.And connector has certain directivity when combinations of pairs, but the assembler is often anti-with its dress, makes the terminal in the connector correct electric signal can't be sent to board circuit.If terminal length is longer, its terminal supportor position of extending plastic body is just wayward, causes failure welding easily.Terminal and plastic body gap are minimum, and capillarity easily takes place during welding, cause scaling powder to rise and are adsorbed onto contact-making surface between the connector inner terminal, make the contact area conduction bad.

The purpose of this utility model is to provide a kind of board to board connector, and pack into the process of plastic body of its terminal is reliably certain, and terminal can be crooked, can not push during combinations of pairs and damage internal terminal.

The purpose of this utility model is to realize like this, a kind of board to board connector promptly is provided, comprise a body and a plurality of terminal, described body has a bottom, in this bottom one median wall is set along the longitudinal direction, at least one side of this median wall is provided with a plurality of protrusion sidewalls, this longitudinal direction that protrudes sidewall is vertical each other with the longitudinal direction of this median wall, described bottom is provided with through hole between described protrusion sidewall, described terminal is a strip, is arranged between the described protrusion sidewall, be provided with hangnail in the middle of the described terminal, fixing is on described protrusion sidewall, and an end of described terminal forms two L shaped terminal supportors, extends from described through hole.

Advantage of the present utility model is that because one of described bonder terminal is double L-shaped, another terminal tilts at a certain angle, and terminal can be crooked when pegging graft cooperation.In addition, because connector is provided with L type guide groove, can not cooperate fashionable dress anti-patching.One of terminal is double L-shaped also having avoided influences its electric conductivity because of solder flux enters.

Below in conjunction with accompanying drawing, embodiment of the present utility model is illustrated, wherein:

Fig. 1 is the stereogram of first board to board connector of the present utility model;

Fig. 2 is another angle stereogram of first board to board connector among Fig. 1;

Fig. 3 is the terminal stereogram of first board to board connector of the present utility model;

Fig. 4 is the cutaway view along IV-IV line among Fig. 1;

Fig. 5 is the stereogram of second board to board connector of the present utility model;

Fig. 6 is the stereogram of second another angle of board to board connector among Fig. 5;

Fig. 7 is the stereogram of the utility model second board to board connector terminal;

Fig. 8 is the cutaway view along VIII-VIII line among Fig. 5;

Fig. 9 is that first, second board to board connector of the present utility model cooperates cutaway view among Fig. 4 and Fig. 8.

The structure that board to board connector of the present utility model has two kinds of pairings to use is below divided another name first connector and second connector.

As shown in Figures 1 and 2, first connector comprises a plastic body 1 and a plurality of terminal 2, plastic body 1 shape resembles the rectangle box of a uncovered, portion longitudinally is provided with a median wall 11 within it, form a L type guide groove 12 between the two ends of median wall 11 and the plastic body 1 respectively, median wall 11 both sides are connected with a plurality of microscler protrusion sidewalls 13, and it is orthogonal to protrude both longitudinal directions of sidewall 13 and median wall 11.Also be provided with two exhausting holes 15 on plastic body 1, the position of through hole 15 also is provided with groove 14 in two plastic body 1 bottoms of protruding between the sidewall 13 at plastic body 1 outer surface next-door neighbour through hole 15.As shown in Figure 3, terminal 2 is a strip, and the centre is provided with hangnail 21, and the one end extends bend 23, and the other end then extends terminal supportor 22, and terminal supportor 22 is shaped as double L-shaped.

During assembling, terminal 2 is packed into by the through hole 15 of plastic body 1 bottom, and the bend 23 of terminal 2 upwards slides between two protrusion sidewalls 13, fixes by hangnail 21 at last and is protruding location on the sidewall 13, and terminal supportor 22 just in time fills up the groove 14 of bottom surface at this moment.Fig. 4 is the cutaway view along IV-IV line among Fig. 1, and in the symmetry of terminals only is shown among the figure, and the purpose that another terminal is not represented is to provide contrast.Because terminal supportor 22 be two L shaped, it has inflection point, three places, so the own strain of load moment of flexure (bendingmoment) energy dependence that terminal 2 is subjected to when packing into overcomes, and can not bend.Groove 14 can provide the function of correction when the assembling terminal, makes terminal supportor 22 correct positions, and then improves the accuracy when welding.Again because terminal supportor 22 be double L-shaped, can prevent that scaling powder is invaded to bend 23 because of the capillarity rising in the welding process two protruding to form between the sidewalls 13 and intercept above the through hole 15, have influence on second bonder terminal and electrically contact.

Second connector and the pairing of first connector are used, below its structure of explanation.As Fig. 5 and shown in Figure 6, second connector comprises a plastic body 3 and a plurality of terminal 4, and the shape of plastic body 3 also resembles the rectangle box of a uncovered, but more smaller than the plastic body 1 of first connector, makes in its plastic body 1 of can packing into.Respectively establish a L type lug boss 31 at plastic body 3 tops two jiaos, L type guide groove 12 complementary pairs in its shape and position and the first connector plastics body 1 should.Inwall in plastic body 3 longitudinal direction both sides offers a plurality of first depressed parts 32, also offers second depressed part 33 (as shown in Figure 8) in first depressed part 32.Above first depressed part 32, form a common inclined-plane 34, the below correspondence is offered a plurality of through holes 35, at plastic body 3 outer surfaces next-door neighbour through hole 35 groove 36 is set also, in Fig. 5 and Fig. 6, removes a conducting terminal especially, be beneficial to illustrate aforesaid through hole 35 and groove 36.As shown in Figure 7, the terminal 4 of second connector is a strip, is provided with hangnail 41, one end bending extensions in the middle of it and becomes terminal supportor 42, and the other end becomes abutting part 43 with about 15 ° of diagonally extendings.

During assembling, terminal 4 is packed into by the through hole 35 of plastic body 3 bottoms, and the abutting part 43 of terminal 4 upwards slides along first and second

depressed part

32,33 inner faces, fixes location in first depressed part 32 by hangnail 41 at last.This moment, the front end of abutting part 43 sank in second depressed part 33, and terminal supportor 42 just in time fills up the groove 36 of plastic body 3 bottom surfaces.Fig. 8 is for assembling the cutaway view after finishing.Identical with aforementioned first connector, groove 36 can be proofreaied and correct the position of terminal supportor 42, so that terminal supportor 42 can correctly be welded on the circuit board.

As previously mentioned, first connector and second connector are for being used, and Fig. 9 has shown that it cooperates profile.The plastic body 1 of first connector connects plastic body 3 appearances of second connector within it, and the terminal 2,4 of first and second connector presses mutually, and

terminal supportor

22,42 is welded in different circuit boards respectively, makes between the circuit board to electrically connect.The terminal 2,4 of first and second connector is near each other in engagement process, the abutting part 43 of cause second bonder terminal 4 tilts 15 ° to be hidden in second depressed part 33, so the bend 23 of first bonder terminal 2 can tilt to advance along it, can not decrease being pressed onto terminal 4.Simultaneously with reference to figure 1 and Fig. 5, first and second connector L shaped lug boss 31 when combination need align L type guide groove 12 and could insert, can't cooperate if just put upside down, will not about adorn on the contrary that the user fails to find out.Because second connector is designed inclined-plane 34, when first and second connector matches, play guiding and enter in addition.

Claims

1, a kind of board to board connector, comprise a body and a plurality of terminal, it is characterized in that, described body has a bottom, in this bottom one median wall is set along the longitudinal direction, at least one side of this median wall is provided with a plurality of protrusion sidewalls, this longitudinal direction that protrudes sidewall is vertical each other with the longitudinal direction of this median wall, described bottom is provided with through hole between described protrusion sidewall, described terminal is a strip, is arranged between the described protrusion sidewall, be provided with holding unit in the middle of the described terminal, fixing is on described protrusion sidewall, and an end of described terminal forms two L shaped terminal supportors, extends from described through hole.

2, board to board connector as claimed in claim 1 is characterized in that, described body has four side, and body is the rectangle box shape of uncovered.

3, board to board connector as claimed in claim 1 is characterized in that, described the groove that the external surface setting is connected with described through hole, and the part of described terminal supportor is located at wherein.

4, board to board connector as claimed in claim 1 is characterized in that, the two ends of median wall are provided with a L type guide groove respectively in the described body.

5, board to board connector as claimed in claim 1 is characterized in that, the stage casing of described two L shaped terminal supportors forms obstruct in described through hole, prevent that solder flux from entering in the connector because of capillarity.