CN2247884Y

CN2247884Y - Terminal of connector

Info

Publication number: CN2247884Y
Application number: CN 95229374
Authority: CN
Inventors: 郑礼明; 林有旭
Original assignee: Hon Hai Precision Industry Co Ltd
Current assignee: Hon Hai Precision Industry Co Ltd
Priority date: 1995-12-20
Filing date: 1995-12-20
Publication date: 1997-02-19
Anticipated expiration: 2005-12-20

Abstract

The utility model relates to terminals of a connector. The terminals of a connector are contained in containing slots on left and right sides of a card edge connector. Each terminal of a connector comprises a horizontal base arm, a contact part and a supporting foot part. Both opposite ends of the horizontal base arm are provided with fixing holding parts fixed in the containing slots. The supporting foot part is extended from a base plate point downwards and is connected with a base plate. The lower half part of the contact part is an elastic crank arm, and the upper half part of the contact part is an engaging part with a closed structure in the shape of a triangle. The engaging part can electrically and mechanically contact with a plug-in card plugged in the card edge connector. The terminals of a connector have the characteristics of cantilever type terminals and of crimp type terminals.

Description

Bonder terminal

The utility model relates to a kind of bonder terminal, is meant a kind of terminal that can be used on the bayonet connector (card edge connector) especially.

See also existing terminal shown in Figure 1, it is a United States Patent (USP) the 4th, 996, the view of the terminal in No. 766, and it discloses the employed two kinds of pattern terminals of a bayonet connector, and a kind of is the terminal 101 of cantilever beam pattern, another kind of terminal 102 for the pattern of curling.Well known, most of existing bayonet connector all uses this two kinds of pattern terminals at present.But according to experience in the past, because the supportive of such terminal structure is not enough, so inserted by deflection undeservedly under the situation of this bayonet connector housing at a plug-in card (card), this beam type terminal may be broken; Correspondingly, when this plug-in card was extracted by deflection undeservedly, this another kind coiled-type terminal also may be miscued.For avoiding the problems referred to above, such terminal have to use expensive material, with the big active force of opposing, or must accurately control itself and the fit clearance of related elements, can the increase manufacturing cost but do like this, be unfavorable for the market sale of this product.

In view of the shortcoming of existing terminal, the utility model provides a kind of bonder terminal that can be used on the bayonet connector, and it comprises a level base arm, two extends a pair of holding parts respectively on the end relatively in it; One foot section is extended downwards integratedly from aforementioned levels Ji Beichu; And one contact site upwards extend integratedly from aforementioned levels Ji Beichu; It also comprises cranks arm, and is positioned at this is an enclosed construction by the arm top convergence part.Wherein this convergence part slightly is one triangular shaped, and it comprises that a cantilever portion extends smoothly from this top of cranking arm continuously; And one the bonding land extend downwards from this cantilever portion upper extremity place, use the plug-in card that this bayonet connector is inserted in contact; One Support is formed between this cantilever portion and each end, bonding land.

The purpose of this utility model is to provide a kind of bonder terminal, and it has reinforced structure, can keep out insertion force or withdrawal force improperly.

The purpose of this utility model is achieved in that promptly provides a kind of bonder terminal, and it comprises: one is used for this terminal is fixed in the holding parts of connector; One from the extended contact site of aforementioned holding parts, and this contact site comprises: one has cranking arm of special angle; Reach one and electrically reach the convergence part that mechanicalness contacts this connector electronic component in addition.

The advantage of bonder terminal of the present utility model is, a cantilever portion is Duoed than the conventional boom-mounted terminal in its convergence part, can reinforced structure, resist the crooked improperly insertion of this plug-in card; A Support is also Duoed than conventional roll musical form terminal in its convergence part, can reinforced structure, resist this plug-in card undeservedly deflection extract out; It is cranked arm and the design of convergence part, can make terminal have the characteristic of cantilever type terminal and coiled-type terminal concurrently, and no matter when plug-in card inserted or extracts, terminal all can be resisted the application of force improperly, unlikely breaking, and it can adopt general material, and cost is lower; It also can be located at the connector left and right sides, makes the plug-in card stress balance that inserts in the connector.

Below in conjunction with accompanying drawing, the embodiment of the utility model terminal is described, wherein:

Fig. 1 represents the stereogram of existing bayonet connector and associated terminal part thereof;

Fig. 2 is the bayonet connector of the utility model embodiment and the stereogram of the plug-in card that matches thereof;

The terminal plane graph of Fig. 3 for getting from bayonet connector one side among Fig. 2;

Fig. 4 is a bayonet connector phantom among Fig. 2;

The another terminal plane graph of Fig. 5 for being got from the bayonet connector opposite side among Fig. 2.

For clarity sake, the similar elements of embodiment is all represented with identical reference number among each figure.At first please refer to Fig. 2, it represents a kind of bayonet connector 10, it comprises an elongated insulation shell 12, and have a central slot 14, in order to accepting the lower edge position of a plug-in card 15, and in these central slot 14 both sides, if several accepting grooves 16, vertically extend to pass this insulation shell 12, to accommodate some relevant terminal 20 (see figure 3)s respectively, wherein each accepting groove 16 communicates with aforementioned central slot 14.

In addition, shown in Fig. 3,4, it is the terminal 20 that is positioned on the row of these accepting groove 16 right sides, and wherein each terminal 20 has a level base arm 22, and respectively from the upwardly extending a pair of holding parts 24 in 22 liang of relative ends of level base arm; Wherein have hangnail 26 on these holding parts 24 edges and extend laterally out, to be configured in the corresponding accepting groove 16; One foot section 28 is extended downwards from these level base arm 22 places, and being fixed on the substrate (not shown), and this substrate provides this connector 10 to place; And one contact site 30 extend upward from these level base arm 22 places.

The Lower Half of aforementioned each contact site 30 is to crank arm 32, and its first half is a convergence part 34.Wherein this is cranked arm and 32 comprises one first district 36 vertical extent that makes progress from these level base arm 22 left sides; One second district 38 general plan from aforementioned first district 36 is level extends continuously, up near this place, terminal 20 right sides; And one the 3rd district 40 slightly be arcuation from these 38 tops, second district towards these terminal 20 left sides and extend continuously, and as can be seen from Figure, these the 3rd district 40 upper extremity of 32 of cranking arm end in this terminal 20 right sides, and it surpasses the center line of this terminal 20.

In addition, it is triangular shaped that this convergence part 34 slightly is a sealing, and it comprises cantilever portion 42, bonding land 44, and Support 46; Wherein these cantilever portion 42 lower ends 48 extend from the 3rd district 40 top one, are partial to this terminal 20 left sides continuously sleekly with specific bevel angle, make end 50 on this cantilever portion 42 near the central slot 14 of this connector 10; End 52 on this bonding land 44, terminal 50 extend downwards with a specific bevel angle from this cantilever portion 42, slightly enter partially in this central slot 14, and summit 54 projections that make this bonding land 44 enter in this central slot 14, and the relative contact at plug-in card 15 (as shown in Figure 2) the lower edge position in the central slot 14 is inserted in contact one; Thereafter, this Support 46 haply flatly one connect the lower end 48 of this cantilever portion 42 and the lower end 56 of bonding land 44.

Have again, this convergence part 34 is essentially a firm structure, it not only Duos a cantilever portion 42 than the conventional boom-mounted terminal, can strengthen its structure, resist the crooked improperly insertion of this plug-in card 15, and it can strengthen its structure than the fixing Support 46 of usefulness of conventional roll musical form terminal many, resist this plug-in card 15 undeservedly deflection extract out; In addition, the utility model terminal 20 also has characteristics, and that is exactly, even use electrically and the mechanicalness contact has plug-in card 15 that broad ranges of thicknesses changes or non-equilibrium inserts or extract out this connector 10, also unlikely breaking down.

Left side and for example shown in Figure 5 terminal 20, it is as the mirror image reversal of Fig. 3 and the described right side of Fig. 4 terminal 20, obtain the forward application of force of a left and right sides balance in the time of can making a plug-in card 15 be inserted in this central slot 14, that is no matter be that left side terminal 20 or right side terminal 20 all can balancedly contact this plug-in card 15.

Be noted that, when this inserts the reaction force of card 15 when these termination contact portion 30 opposings, 32 the existence because it is cranked arm, this whole contact site 30 can be regarded as a kind of cantilever beam structure, further analyze again, can find that this convergence part 34 aligns this plug-in card 15 of contact, making it is not single beam type or single coiled-type structure, but a kind of assembly that combines beam type and coiled-type, it can provide a splendid reinforced structure, makes whole contact site 30 can resist the insertion or the extraction of this plug-in card 15; In addition, must be appreciated that for these contact site 30 overall structures, this is cranked arm and 32 has more elasticity than this convergence part 30 in fact; Otherwise, also make crank arm 32 the displacement of comparable in fact this of the distortion of this convergence part 30 much smaller.

Below only describe embodiment of the present utility model, can not limit claim of the present utility model.Various variations and the modification of making according to the application's design all comprises in the scope of the utility model claim on the contrary.

Claims

1, a kind of bonder terminal is characterized in that it comprises:

One is used for this terminal is fixed in a holding parts of connector;

One from the extended contact site of aforementioned holding parts, and this contact site comprises that one has cranking arm of special angle; Reach an electrical mechanicalness that reaches and contact this connector convergence part of described electronic component in addition.

2, bonder terminal as claimed in claim 1 is characterized in that, described convergence part is the closed group zoarium of cantilever portion, bonding land and Support three districts combination.

3, bonder terminal as claimed in claim 2 is characterized in that, described cantilever portion extends upward from this top of cranking arm; Extend downwards from this cantilever portion top this bonding land; And this Support is connected in the lower end of this cantilever portion lower end and this bonding land integratedly.

4, bonder terminal as claimed in claim 1 or 2 is characterized in that, is provided with a summit in order to electrical contact other electron component on this convergence part at least.

5, bonder terminal as claimed in claim 1 is characterized in that, described cranking arm comprises that one first district, one second district and one the 3rd district extend to opposite side from terminal one side continuously.

As claim 1 or 5 described bonder terminals, it is characterized in that 6, described cranking arm is positioned at this contact site Lower Half, and extend to this terminal opposite side from this terminal one side haply; This junction is in the position of the contact site first half.

7, bonder terminal as claimed in claim 1 is characterized in that, it also comprises one along an extended foot section on this contact site bearing of trend.