CN2187346Y

CN2187346Y - Miniature connector

Info

Publication number: CN2187346Y
Application number: CN 94206747
Authority: CN
Inventors: 曾添枝
Original assignee: Foxconn International Inc
Current assignee: Hon Hai Precision Industry Co Ltd
Priority date: 1994-05-23
Filing date: 1994-05-23
Publication date: 1995-01-11
Anticipated expiration: 2004-05-23

Abstract

The utility model relates to a miniature connector. The utility model is provided with a body, a plurality of terminals and two fixing clamps, wherein, the both ends of the body are respectively provided with a support seat, and the fixing clamps are respectively arranged on the support seats. When the miniature connector is inserted into a circuit board, the fixing clamps can provide fixing effect. The terminals of the miniature connector is divided into a male and a female two forms which are respectively placed in the body in a cantilever beam mode. The tail ends of the male and the female terminals form an upper and a lower two parallel rows which are respectively placed at the two opposite sides of a circuit, and therefore, integral thickness can be reduced.

Description

Miniature connector

The utility model relates to a kind of micro connector, and especially a kind of have contact performance preferably in the use, and at the side that is held on circuit board that fit on can be suitable, and can reduce the micro connector of integral thickness.

The structure that traditional electric connector combines with circuit board as shown in Figures 1 and 2, Fig. 1 is for showing the traditional electric connector and the top view of circuit board combined structure; Fig. 2 is for showing the traditional electric connector and the end view of circuit board combined structure.Among the figure, the both sides of electric connector 10 have a ground connection fixed arm 11 respectively, and fixed arm 11 is provided with a fixing hole 12.This fixing hole 12 is in order to be fixed on electric connector 10 (explanation subsequently) on the circuit board 20.The tail end of the terminal 14 of electric connector 10 partly (part that will be connected as conductivity with circuit board 20) is curved about 90 ° downwards, so that be connected as conductivity with circuit board 20.The position that circuit board 20 will be installed electric connector 10 must be provided with partly patchhole 21 of terminal tail end, so that the tail end of the terminal 14 of electric connector 10 partly can insert, and is connected as conductivity with circuit board 20.When electric connector 10 will be installed on the circuit board 20, at first, the tail end of each terminal 14 of electric connector 10 partly must be inserted respectively and be arranged on the circuit board 20 corresponding to the terminal tail end of terminal 14 patchhole 21 partly.Then, the fixing hole 12 that passes ground connection fixed arm 11 by screw member (not shown) is fixed on the circuit board 20 electric connector 10.Then, entire circuit plate 20 is crossed the tin stove, terminal 14 can be fixed on the circuit board 20, and be connected as conductivity with its contact.Perhaps partly be welded on respectively on the circuit board 20 with artificial tail end with terminal 14.Therefore, by above-mentioned traditional electric connector and circuit board combined structure as can be known, each terminal tail end that partly will insert circuit board 20 respectively when the tail end of each terminal 14 of electric connector 10 is partly during patchhole 21, the tail end of necessary each terminal 14 is partly distinguished for example sub-electric connector of 25 butts of aligned with terminal tail end part patchhole 21(, must aim at 21 positions, 25 holes), could be with in whole terminals 14 patchholes 21, so at the suitable spended time of fit on.

Moreover, shown in Figure 2, the electric connector of this kind traditional structure is all above a side of circuit board, so the space thickness that this structure is occupied is generally the thickness that the thickness of electric connector 10 adds circuit board 20, reason is that the thickness of electric connector often is soprano in all parts on the circuit board, especially on computer and peripheral equipment product thereof, especially than thick several times of general integrated circuit (IC).If be the combination of multilayer circuit board stacked on top, and if the circuit board both sides are all when having electronic component, and the space thickness that then traditional electric connector and circuit board combined structure are occupied will greatly increase, and the volume that causes product casing to design can't effectively dwindle.Therefore, the space thickness that traditional structure is occupied is quite big, does not conform with the small-sized and extra-thin demand of present trend.Especially on computer product, trend towards light, thin, short, little portable computer (PORTABLE or LAP-TOPCOMPUTER) at present gradually.

Because the shortcoming of above-mentioned traditional micro connector, the purpose of this utility model is to provide a kind of micro connector of improvement, and it has the excellent contact performance.

Another purpose of the present utility model is to provide a kind of micro connector of improvement, and it can provide suitable chucking power when being assemblied in the side of circuit board.

A purpose more of the present utility model is to provide a kind of micro connector of improvement, and it can reduce whole thickness after assembling.

Above-mentioned purpose can be reached by a kind of micro connector, and this micro connector has a body, several terminals and two geometrical clamps; Respectively there is a bearing at the two ends of this body, and these geometrical clamps are fitted to respectively on these bearings, and when this micro connector inserted a circuit board, this geometrical clamp can provide fixed effect; The terminal of this micro connector is divided into two kinds of patterns of male and female, it is that mode with cantilever beam is placed within the body, wherein, is divided into the be placed in both sides of body of upper and lower two row when female terminal, and the front end in terminal has a pre-arm of force, can make the neat arrangement of several terminals.And when the male terminal kenel, then be the both sides that beam type ground is positioned at central baffle, and the front end of terminal tilts to central baffle, and form a guide surface, so that can easily dock coupling with female terminal.The tail end of this male and female terminal is the relative two sides of the parallel circuit board that is placed in two rows ground, so can reduce whole thickness.In addition, this geometrical clamp has:

One panel, it has first facial and second face that lays respectively at both sides, has relative first end and the second end simultaneously;

One clamping part, this retaining part is in the first facial top of this panel, and the first end extension by this panel is "～" shape, and it is made of first and second integrally formed fragment, and wherein first fragment is in abutting connection with the first end of this panel, and has the area of section that dwindles, second fragment is in abutting connection with first fragment, and when this micro connector inserted this circuit board, this circuit board was held between this panel and this clamping part, make this clamping part produce strain, with the clamping circuit board; And

A pair of example thorn, these hangnails and this panel are integrally formed and lay respectively at the first end and the second end of this panel, and to the second facial direction extension of this panel.

Existing conjunction with figs. illustrates a preferred embodiment of the present utility model.

Fig. 1 is the top view of traditional electric connector;

Fig. 2 is the end view of traditional electric connector;

Fig. 3 is the three-dimensional exploded view according to micro connector of the present utility model;

Fig. 4 is the schematic diagram that inserts circuit board according to micro connector of the present utility model;

Fig. 5 is according to micro connector of the present utility model cutaway view along A-A hatching gained among Fig. 3 when assembling female terminal;

Fig. 6 is according to the cutaway view of micro connector of the present utility model when assembling male terminal.

See also Fig. 3, be the three-dimensional exploded view according to micro connector of the present utility model, micro connector 6 mainly is made of a body 8, several terminals 9 and two geometrical clamps 7, and respectively there is a bearing 81 both sides of body 8, and geometrical clamp 7 is arranged within the bearing 81.Fig. 4 inserts the schematic diagram of circuit boards 5 for showing micro connector 6, geometrical clamp about in the of 7 clamping circuit board 5 so that fixed effect to be provided, and two rows terminal 9 also clamping circuit board 5 to contact as conductivity with this circuit board 5.Fig. 3 shows that geometrical clamp 7 is made of a panel 71, a clamping part 72 and two 731,732 of hangnails; Clamping part 72 is positioned at panel 71 tops, extends shape like "～" shape, and it is made of 721,722 of two fragments simultaneously, and 721 one-tenth of fragments are two forked and integrally formed with

panel

71, and 722 of fragments are free end (uncommitted); Hangnail 731,732 is also integrally formed with panel 71, and the position of hangnail 731,732 is front and back (identical with clamping part 72 direction of extension) relatively, and geometrical clamp 7 is fitted on the bearing 81 by two hangnails 731,732.Therefore, micro connector 6 with above-mentioned structure has following three advantages: the first, because hangnail 731,732 lays respectively at the rear and front end of panel 71, when geometrical clamp 7 embeds circuit board 5, clamping part 72 can open, thereby to produce with hangnail 731 be the moment (Moment) of fulcrum, and hangnail 731 is moment and near hangnail 732 therefore, so geometrical clamp 7 is not easy to get loose, that is geometrical clamp 7 is excellent for the confining force of bearing 81.The second, because hangnail 731,732 lays respectively at the rear and front end of panel 71, therefore in punching out and expansion process, can save material.Three, the fragment 721 of clamping part 72 is separated into two forks, so the section modulus owing to stress surface when stressed is little, and is rich in better elastic, and reason geometrical clamp 7 does not too tightly cause circuit board 5 to be difficult for embedding in assembling, in other words, the gap 74 of geometrical clamp 7 is allowed and is had bigger manufacturing tolerance.And because its terminal of micro connector of the present utility model is positioned at the two sides (as shown in Figure 4) of circuit board, so can reduce whole thickness.See also Fig. 5, when it cooperates several female terminals for micro connector of the present utility model, cutaway view along the A-A hatching gained of Fig. 3, wherein, the duct 84 of the body of this micro connector two row about in the of 8 is through between the front and back, several female terminals 9 that are the cantilever beam kenel are fixed in the aforementioned duct 84 by interference part 91, the place ahead in the body 8 has pre-power wall 82, it becomes vertical with the direction that terminal runs through, its purpose is when several terminals inserts in the duct 84 of body 8, the leading section 93 of female end in 9 cooperated and on female terminal 9, add a contact force in advance, and make all terminals all can neat being arranged on the same straight line, produce higher and consistent contact force in contact site 92 during so that be coupled, reach the excellent contact performance.Please further consult Fig. 6, it cooperates the cutaway view of several male terminals for micro connector of the present utility model, wherein different with Fig. 5 is, this body 8 ' have a central baffle 83 for its both sides of male terminal 9 ' be disposed in the place ahead central authorities, simultaneously this male terminal 9 ' front end have one to the close inclined guide face 93 of central baffle 83 ', so that form the less guidance part of a front end, with the coupling of guiding public connector and female connectors.

Though the utility model discloses as above with a preferred embodiment; right its is not in order to limit the utility model; any those who are familiar with this art; in not breaking away from spirit and scope of the present utility model; therefore can do a little change and retouching, protection range of the present utility model is looked the claim person of defining and is as the criterion.

Claims

1, a kind of micro connector, it comprises a body, several beam type terminals and two geometrical clamps; It is characterized in that: respectively there is a bearing at the two ends of this body, and these geometrical clamps are fitted to respectively on these bearings, and when this micro connector inserted a circuit board, these geometrical clamps can provide fixed effect, and this geometrical clamp has:

One clamping part, this retaining part is in the first facial top of this panel, and the first end extension by this panel is "～" shape, it is made of first and second integrally formed fragment, and wherein first fragment is in abutting connection with the first end of this panel, and has the area of section that dwindles, second fragment is in abutting connection with first fragment, and when this micro connector inserted this circuit board, this circuit board was held between this panel and this clamping part, came the clamping circuit board by the strain that this clamping part produces.

2, micro connector as claimed in claim 1, it is characterized in that: this beam type terminal is a female terminal, has fixed part in its stage casing to be fixed in the body, and a contact site extends forward in this fixed part, and to central authorities' bending of body, so that contact as conductivity with the male terminal of butt joint.

3, micro connector as claimed in claim 2 is characterized in that: this intrinsic the place ahead has a pre-power wall, and the leading section of female terminal projects on this pre-power wall.

4, micro connector as claimed in claim 1, it is characterized in that: this beam type terminal is a male terminal, have fixed part in its stage casing to be fixed in the body, the front end of this male terminal has the guiding face to central authorities' inclination, to form the less guidance part of a front end.

5, micro connector as claimed in claim 4 is characterized in that: these intrinsic the place ahead central authorities have a central baffle, and the dividing plate both sides have several conduits, and several male terminals are placed in its both sides.

6, micro connector as claimed in claim 1 is characterized in that: this fixedly is sandwiched in its first end and the second end one is extended with a pair of hangnail downwards, on the bearing that is fixed in the body both sides.