CN201440482U

CN201440482U - Electric connector

Info

Publication number: CN201440482U
Application number: CN2009201495684U
Authority: CN
Inventors: 蔡周贤
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-05-05
Filing date: 2009-05-05
Publication date: 2010-04-21
Anticipated expiration: 2019-05-05

Abstract

The utility model discloses an electric connector, comprising a metal housing, a plastic cement seat body, an advance and retreat device, a pushing sheet, a guide rod and an elastic component, wherein the metal housing is provided with a top surface and a first side surface and an opposite second surface; the plastic cement seat body is arranged on the rear section of the metal housing and is provided with a connecting groove; the advance and retreat device comprises a machine core which is provided with a chute which is in a circulating route, wherein one end of the circulating route is provided with a concave first positioning point, the other end is provided with a starting second positioning point, and the bottom surface of the circulating route is provided with a plurality of uni-directional buffering blocks, thus forming a uni-circulation from the second positioning point to the first positioning point and to the second positioning point; the pushing piece capable of sliding fro and back relative to the metal housing is provided with a pushing part; one end of the guide rod is positioned on the pushing piece, and the other end is capable of sliding in the chute of the machine core; the elastic component provides elasticity so that the pushing piece moves towards the inside of the plastic cement seat body and then resets to the original position; and the machine core is formed with the metal housing in an integrated way. Consequently, the electric connector has the advantages of durability and convenient manufacturing.

Description

Electric connector

[technical field]

The utility model is about a kind of electric connector, particularly about a kind of electric connector with driving and reversing mechanism.

[background technology]

Present memory card has and develops a kind of Express card, sees also Fig. 1, and present Expresscard has two kinds of specifications, and a kind of is kilocalorie 10, and its length 11 is 75mm, and its leading portion width 12 is 54mm, and its back segment width 13 is 34mm; Another kind is a lesser calorie 15, its length 16 also is 75mm, it has only a width 17 to be 34mm, so the back segment width 13 of kilocalorie 10 is identical with the width 17 of lesser calorie 15 as can be known, therefore the joint 14 of kilocalorie 10 rear ends and the joint 19 of lesser calorie 15 rear ends are identical, and both can be connected in the connection interface with a connector.

See also Fig. 2, Fig. 3 and Fig. 4, for a kind of large and small card can be shared Express card connector, it includes:

One metal shell 20, it is provided with an end face 21 and first and second

relative side

22,23, the width of its leading portion both sides is wide than the width of back segment both sides, this first side 22 linearly, the front and rear sections of this second side 23 forms a drop;

One plastic seat body 25, it is located at these metal shell 20 back segments and is covered by this metal shell 20, and this plastic seat body 25 is provided with a link slot 26, and this link slot is provided with spaced terminal (figure does not show);

One oblique fairlead 28, it is a plastic rubber ejaculate molding, and the one end is positioned second side, 23 leading portions and the other end is positioned second side, 23 back segments, and it is provided with from outside to inside a hypotenuse 29; And

One driving and reversing mechanism 30, it includes a movement 31, a push jack 33, a guide bar 37, reaches a spring 310, this movement 31 and these oblique fairlead 28 one ejection formations, which is provided with a chute and (be positioned at the outside, graphic not showing), this push jack 33 is provided with a pushing portion 34 and can pushes for the memory card that inserts, one end, 38 trips of this guide bar 37 are in the fixing hole 35 of this push jack 33, the other end 39 is inserted in the chute of this movement 31, and these spring 310 1 ends are fixed in a hook part 36 of this push jack 33 and the hook part 210 that the other end is fixed in this oblique fairlead 28.

By above structure, because these metal shell 20 back segments cooperate the width of kilocalorie, connect so kilocalorie can directly insert the link slot 26 of this plastic seat body 25, and lesser calorie can be by the guiding of the hypotenuse 29 of this oblique fairlead 28 when inserting and the link slot 26 of this plastic seat body 25 that leads connects.

The large and small push jack 33 that all can push this driving and reversing mechanism when inserting that is stuck in is pretended to insert the location and is moved back card by these advance and retreat.

Above-mentioned existing design has following shortcoming:

1. this movement 31 and this oblique fairlead 28 need other with plastic material one ejection formation, and this metal shell is fixed in assembling again, increases cost on making.

2. this movement 31 is a plastic material, and this guide bar 37 makes this movement frayed easily in the reciprocal slip of the chute of this movement 31.

[utility model content]

Main purpose of the present utility model is to provide a kind of electric connector, and its movement design with driving and reversing mechanism is bent to form by the metal shell one, reaches durable and makes easy effect.

Secondary objective of the present utility model is to provide a kind of electric connector, and it designs an oblique fairlead and is bent to form by the metal shell one, reaches durable and makes easy effect.

For reaching above-mentioned purpose, the utility model electric connector, it comprises: a metal shell, it is provided with an end face and first and second relative side; One plastic seat body, it is located at this metal shell back segment, and it is provided with a link slot; An and driving and reversing mechanism, it includes: a movement, it is provided with a chute, this chute is a circulating path, this circulating path one end is provided with first anchor point of a depression, and the other end is provided with second an initial anchor point, and its bottom surface is provided with a plurality of one way stop, forms unidirectional circulation so as to making by second anchor point → first anchor point → second anchor point; One push jack, it slides before and after can doing with respect to this metal shell, and it is provided with a pushing portion; One guide bar, this guide bar one end is positioned this push jack, and the other end can slide in the chute of this movement; And a flexible member, the elastic force of homing again after it provides this push jack and moves in plastic seat body; It is characterized in that this movement and this metal shell one are bent to form.

In sum, electric connector of the present utility model is compared to prior art, has durable and makes easy advantage.

Above-mentioned and other purpose of the present utility model, advantage and characteristic by in the detailed description of following preferred embodiment and with reference to graphic when can be clearer.

[description of drawings]

Fig. 1 is the stereogram of two kinds of specifications of existing Express card.

Fig. 2 is the isometric front view of existing Express card.

Fig. 3 is the reverse side stereogram of existing Express card.

Fig. 4 is the reverse side three-dimensional exploded view of existing Express card.

Fig. 5 is the isometric front view of the utility model first embodiment.

Fig. 6 is the reverse side stereogram of the utility model first embodiment.

Fig. 7 is the reverse side three-dimensional exploded view of the utility model first embodiment.

Fig. 8 is that the movement of the utility model first embodiment disconnects stereogram.

Fig. 9 is the movement plane graph of the utility model first embodiment.

Figure 10 is that the kilocalorie of the utility model first embodiment inserts state reverse side figure.

Figure 11 is that the lesser calorie of the utility model first embodiment inserts state reverse side figure.

Figure 12 is that the lesser calorie of the utility model first embodiment inserts state reverse side figure.

Figure 13 is the metal shell reverse side stereogram of the utility model second embodiment.

Figure 14 is the metal shell reverse side stereogram of the utility model the 3rd embodiment.

Figure 15 is the metal shell reverse side stereogram of the utility model the 4th embodiment.

42 second sides 43, metal shell 40 end faces, 41 first sides

Plane 44 trips, 45 oblique slotted hole 46 fixtures 48 stators 49

Plastic seat body 50 link slots 51 oblique fairlead 60 longitudinal parts 61 horizontal parts

62 driving and reversing mechanisms, 70 movements, 71 chutes, 72 base plates 73

Interior track pad 74 outer track pad 75 one way stop 76 most advanced and sophisticated 77 first are fixed

Site 78 perforates 79 circulating paths 710 second anchor points 711 travel point 712

Move back card starting point 713

Guide bar 80 1 ends 81 other ends 82 springs 85

Push jack 86 pushing portions 87 fixing holes 88 hook parts 89

[embodiment]

See also Fig. 5, Fig. 6, reach Fig. 7, be the utility model first embodiment, it is the Express card connector that a kind of large and small card can be shared, and it comprises a metal shell 40, a plastic seat body 50, one oblique fairlead 60, reaches a driving and reversing mechanism 70, wherein:

This metal shell 40 is that sheet metal punching press bending forms, it is provided with an end face 41 and first and second

relative side

42,43, the width of its leading portion both sides is wide than the width of back segment both sides, this first side 42 linearly, the front and rear sections of this second side 43 forms a drop, its second side, 43 back segment lower edges are provided with a plane 44 and a trip 45, its back segment both sides respectively are provided with a fixture 48, this fixture 48 is provided with a stator 49 and is positioned at first and

second side

42,43 lower edges and protrudes laterally, can lock screw by this stator 49 and be fixed on the motherboard.

This plastic seat body 50 is located at these metal shell 40 back segments and is covered by this metal shell 40, and this plastic seat body 50 is provided with a link slot 51, and this link slot 51 is provided with spaced terminal (terminal is not characteristics of the present utility model, so figure does not show).

This oblique fairlead 60 is bent to form with these metal shell 40 one, it is that end face 41 by this metal shell 40 punctures and forms, the one end is a longitudinal part 61 and links to each other with these second side, 43 leading portion one, its other end is a horizontal part 62 separates and be positioned second side, 43 back segment lower edges with end face 41 a plane 44, this horizontal part 62 is these trip 45 fastenings, and this end face 41 forms an oblique slotted hole 46.

Please cooperate and consult Fig. 8 and Fig. 9, this driving and reversing mechanism 70 includes a movement 71, a push jack 86, a guide bar 80, reaches a spring 85, wherein:

This movement 71 is bent to form with these metal shell 40 one, its one is located at this second side, 43 back segments, it is provided with: a base plate 73, one interior track pad 74, one outer track pad 75 and a plurality of one way stop 76, wherein: track pad 74 is to be protruded by the plate face punching press of base plate 73 in this, the one end is tip 77, and the other end is first anchor point 78 that forms a depression near M shape; Should outer track pad 75 be that bending is positioned at the inboard of this base plate 73 and both are parallel, should outer track pad 75 be provided with in a perforate 79 should interior track pad 74 be surrounded on, form a chute 72 between this inside and

outside track pad

74,75, this chute 72 is a circulating path 710, the tip 77 of being somebody's turn to do the interior track pad 74 of perforate 79 1 end correspondences of outer track pad forms second anchor point 711, perforate 79 other ends be nearly M shape to should in nearly M shape one end of track pad 74, make this end form a middle protuberance and two recesses, this two recess is respectively travel point 712 and moves back card starting point 713; These a plurality of one way stop 76 are to protrude from this base plate 73 punching presses, make this circulating path 710 from second anchor point, 711 → travel point, 712 → the first anchor points 78 → the move back unidirectional circulation of card starting point 713 → the second anchor points, 711 formation.

This push jack 86 is provided with a pushing portion 87, a fixing hole 88, reaches a hook part 89, and this pushing portion 87 can push for the memory card that inserts.

One end, 81 trips of this guide bar 80 are in the fixing hole 88 of this push jack 86, and the other end 82 is inserted in the chute 72 of this movement 71, and an end 82 that drives this guide bar 80 when this push jack 86 is promoted slides in this chute 72.

A hook part 89 and the other end that these spring 85 1 ends are fixed in this push jack 86 are fixed in this second side, 43 back segments.

Explanation by above sees also Figure 10, because these metal shell 40 back segments cooperate the width of kilocalorie 10, so kilocalorie 10 just can be sleeved in this metal shell 40, the link slot 51 that the joint 14 of its rear end directly inserts this plastic seat body 50 is electrically connected.

See also Figure 11 and Figure 12, when lesser calorie 15 if do not align when inserting, the protuberance 18 of bottom surface, lesser calorie 15 rear end can be butted on this oblique fairlead 60, is electrically connected so this lesser calorie 15 can move the link slot 51 that makes its joint 19 align this plastic seat body 50 by the guiding of this oblique fairlead 60.

Large and

small card

10,15 all can push the push jack 86 of this driving and reversing mechanism 70 when inserting, see also Fig. 9, when the user pushes link slot with memory card backward, memory card promote this push jack 86 backward the time this push jack 86 drive this guide bar one end 82 and prolonging circulating path 710 to the trip point 712 by second anchor point 711, then the restoring force because of spring 85 makes this guide bar one end 82 get back to this first anchor point, 78 location when the user looses one's grip, and is the connection location of plug-in card this moment; The user only needs to push away card toward link slot again and then makes guide bar one end 82 prolong circulating path 710 by first anchor point 78 to move back card starting point 713 to this in the time will moving back card, this guide bar one end 82 is prolonging circulating path 710 to this second anchor point 711 because of the restoring force of spring 85 by moving back card starting point 713 when loosing one's grip again, be this moment moves back card position, and the user can take out memory card.

See also Figure 13, be second embodiment of the invention, Express card connector for a kind of lesser calorie of pegging graft, it is roughly identical with first embodiment, its difference is that the metal shell 40 of this example only can cooperate lesser calorie to be inserted in, so need not to set oblique fairlead, this movement 71 is identical with first embodiment to be to be located at metal shell 40 1 sides.

See also Figure 14, be third embodiment of the invention, be a kind of Express card connector of the lesser calorie of pegging graft, it is roughly identical with second embodiment, and its difference is that the movement 71 of this example is the end face that one is located at metal shell 40.

See also Figure 15, be fourth embodiment of the invention, Express card connector for a kind of kilocalorie of pegging graft, it is roughly identical with first embodiment, this movement 71 is identical with first embodiment to be to be located at metal shell 40 1 sides, right this example is not provided with oblique fairlead, uses so only can be suitable for kilocalorie.

The foregoing description all explains with Express card connector, yet relevant other are used the connector that driving and reversing mechanism is arranged when plug-in card, and its metal shell one is bent with the movement, and the person still belongs to range of application of the present utility model.

The specific embodiment that is proposed in the detailed description of preferred embodiment is only in order to be easy to illustrate technology contents of the present utility model, and be not with the utility model narrow sense be limited to this embodiment, in the situation that does not exceed spirit of the present utility model and claim, can make many variations and implement.

Claims

1. electric connector comprises:

One metal shell is provided with an end face and first and second relative side;

One plastic seat body is located at this metal shell back segment, and it is provided with a link slot; And

One driving and reversing mechanism, include: a movement, it is provided with a chute, this chute is a circulating path, this circulating path one end is provided with first anchor point of a depression, and the other end is provided with second an initial anchor point, and its bottom surface is provided with a plurality of one way stop, forms unidirectional circulation so as to making by second anchor point → first anchor point → second anchor point; One push jack slides before and after can doing with respect to this metal shell, and it is provided with a pushing portion; One guide bar, this guide bar one end is positioned this push jack, and the other end can slide in the chute of this movement; And a flexible member, provide this push jack in plastic seat body, to move after the elastic force of homing again;

It is characterized in that: this movement and this metal shell one are bent to form.

2. electric connector as claimed in claim 1 is characterized in that: this movement is shaped in a side of this metal shell.

3. electric connector as claimed in claim 1 is characterized in that: this movement is shaped in the end face of this metal shell.

4. electric connector as claimed in claim 1, it is characterized in that: this movement is provided with: a base plate, track pad in one, one outer track pad and a plurality of one way stop, should interior track pad be to protrude by the plate face punching press of base plate, it is most advanced and sophisticated that the one end is, and the other end is nearly M shape and form first anchor point of this depression, should outer track pad be that bending is positioned at the inboard of this base plate and both are parallel, should outer track pad be provided with in a perforate should interior track pad be surrounded on, in being somebody's turn to do, form this chute between the outer track pad, the tip of being somebody's turn to do the interior track pad of perforate one end correspondence of outer track pad forms this second anchor point, the perforate other end be nearly M shape to should in nearly M shape one end of track pad, make this end form a middle protuberance and two recesses, this two recess is respectively travel point and moves back the card starting point, these a plurality of one way stop are to protrude from this base plate punching press, make this circulating path from second anchor point → travel point → first anchor point → move back card starting point → second anchor point to form unidirectional circulation.

5. electric connector as claimed in claim 1 is characterized in that: the width of these metal shell leading portion both sides is wide than the width of back segment both sides, this first side linearly, the front and rear sections of this second side forms a drop; And this metal shell also one has been bent to form an oblique fairlead, and this oblique fairlead one end is positioned the second side leading portion and the other end is positioned the second side back segment, and it is oblique from outside to inside.

6. electric connector as claimed in claim 5, it is characterized in that: this oblique fairlead is that the end face by this metal shell punctures and forms, the one end is a longitudinal part and links to each other with this second side leading portion one, its other end separates with end face and is positioned the second side back segment, and this end face forms an oblique slotted hole.

7. electric connector as claimed in claim 1 is characterized in that: first and second side leading portion lower edge of this metal shell respectively is provided with a stator that protrudes laterally.