CN203386994U

CN203386994U - Card edge connector

Info

Publication number: CN203386994U
Application number: CN201320395607.5U
Authority: CN
Inventors: 张乃千
Original assignee: TETONG TECHNOLOGY Co Ltd
Current assignee: TETONG TECHNOLOGY Co Ltd
Priority date: 2013-07-04
Filing date: 2013-07-04
Publication date: 2014-01-08
Anticipated expiration: 2023-07-04

Abstract

The utility model provides a card edge connector comprising an insulating seat, plural first terminals, plural second terminals and a metal external cover. The insulating seat is provided with a narrow and long shaped spigot. A first side edge and a second side edge are formed on the circumferential edge of the spigot, and the first side edge and the second side edge are relative to each other. The first side edge protrudes out of the second side edge. Each first terminal is respectively arranged inside the insulating seat and provided with a first lapping terminal. The first lapping terminals are exposed out of the first side edge in parallel and protrude out of the spigot. Each second terminal is respectively arranged inside the insulating seat and provided with a second lapping terminal. The second lapping terminals are exposed out of the second side edge in parallel and arranged inside the spigot. The insulating seat is wrapped by the metal external cover. The edge of the metal external cover stretches out so that a grounding terminal is formed. The grounding terminal extends from the second side edge to the first side edge and surpasses the first lapping terminals.

Description

Bayonet connector

Technical field

The utility model is relevant for bayonet connector, espespecially a kind of bayonet connector that can destatic in advance.

Background technology

Bayonet connector is generally positioned on circuit board, it can supply module card (NGFF card for example, Next Generation Form Factor Card or SSD card, Solid-State Drive Card etc.) peg graft, to realize the electric connection of memory card and circuit board.

Bayonet connector comprises that insulating body with long and narrow slot is to accommodate memory card and to be arranged at the complex conduction terminal of slot top and bottom sidewall.While connecting memory card, the angle by memory card with an inclination is inserted in slot and rotates memory card to horizontal level.

Module card easily contacts with human body and institute's static is passed in memory card, because static also can't be derived smoothly, therefore when module card is inserted slot, its with static may enter circuit board by conducting terminal moment, it may cause the electronic building brick electric charge flip-flop on circuit board and damage.

The utility model content

Main purpose of the present utility model, be to provide a kind of bayonet connector that can destatic in advance.

In order to achieve the above object, the utility model provides a kind of bayonet connector, comprises:

One insulating base, this insulating base has a socket of thin-and-long, and this socket periphery forms one first relative lateral margin and one second lateral margin, and this first lateral margin protrudes this second lateral margin;

A plurality of the first terminals, be arranged at respectively in this insulating base, and each this first terminal has one first bond end, and those first bond ends expose to side by side this first lateral margin and protrude this socket;

A plurality of the second terminals, be arranged at respectively in this insulating base, and each this second terminal has one second bond end, and those second bond ends expose to side by side this second lateral margin and are positioned at this socket; And

One metal enclosing cover, coat at least a portion of this insulating base and paste neat this second lateral margin configuration, the edge of this metal enclosing cover extends an earth terminal, and this earth terminal extends beyond this first bond end from this second lateral margin to this first lateral margin extension and this earth terminal.

Further, wherein on the inwall of this first lateral margin, offer the first storage tank of a plurality of mutual parallel arranged, each this first terminal is placed in wherein in this first storage tank, offer a plurality of second storage tanks of mutual parallel arranged on the inwall of this second lateral margin, each this second terminal is placed in wherein in this second storage tank.

Further, wherein each this first terminal has one first welding ends extended from this first bond end, this first welding ends extension passes this insulating base, and each this second terminal has one second welding ends extended from this second bond end, and this second welding ends extension passes this insulating base.

Further, wherein this socket is formed with a positioning block, and this locating piece is connected between this first lateral margin and this second lateral margin.

Further, wherein those first storage tanks distribute asymmetrically and are disposed at two sides of this locating piece, and those second storage tanks distribute asymmetrically and are disposed at two sides of this locating piece.

Further, wherein this metal enclosing cover extends a plate termination pin.

Further, wherein this plate termination pin offers an interlocking hole.

Further, wherein the outer surface of this insulating base convexes with a grab, and this metal enclosing cover offers a blocked hole that should grab, and this grab snaps in this blocked hole.

Further, wherein this first terminal is 33, and this second terminal is 34.

Further, wherein this first storage tank is 33, this second storage tank is 34, wherein five these the first storage tanks and wherein six these the second storage tanks be positioned at the wherein side of this locating piece, all the other 28 these first storage tanks and all the other 28 these second storage tanks are positioned at the opposite side of this locating piece.

The earth terminal that bayonet connector of the present utility model covers outward by metal except module card institute static electrification, can prevent that with this static from passing through the chip in the first terminal or the second terminal impact failure main circuit in advance.

The accompanying drawing explanation

The perspective exploded view of the bayonet connector that Fig. 1 is the utility model preferred embodiment.

The schematic perspective view of the bayonet connector that Fig. 2 is the utility model preferred embodiment.

The cutaway view that Fig. 3 is bayonet connector in Fig. 2.

One schematic diagram of the bayonet connector plug-in module card that Fig. 4 is the utility model preferred embodiment.

Another schematic diagram of the bayonet connector plug-in module card that Fig. 5 is the utility model preferred embodiment.

The another schematic diagram of the bayonet connector plug-in module card that Fig. 6 is the utility model preferred embodiment.

The schematic perspective view of another aspect of bayonet connector that Fig. 7 is the utility model preferred embodiment.

The schematic perspective view of the another aspect of bayonet connector that Fig. 8 is the utility model preferred embodiment.

In figure, 10 circuit boards

11 main circuits

12 chips

20 module card

100 insulating bases

101 end faces

102 bottom surfaces

103 sides

110 sockets

111 first lateral margins

112 second lateral margins

113 first storage tanks

114 second storage tanks

120 grabs

130 locating pieces

200 the first terminals

210 first bond ends

220 first welding endss

300 second terminals

310 second bond ends

320 second welding endss

400 metal enclosing covers

410 top boards

411 leading edges

420 side plates

421 blocked holes

430 earth terminals

440 plate termination pin

441 interlocking holes.

Embodiment

Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, so that those skilled in the art can better understand the utility model being implemented, but illustrated embodiment is not as to restriction of the present utility model.

Consult Fig. 1 to Fig. 3, better enforcement of the present utility model provides a kind of bayonet connector, and in the present embodiment, bayonet connector of the present utility model comprises an insulating base 100, a plurality of the first terminal 200, a plurality of the second terminal 300 and a metal enclosing cover 400.

Insulating base 100 is made for plastics, and it is rectangular flat preferably, and insulating base 100 has an end face 101, a bottom surface 102 relative with end face 101 and around four sides 103 that are connected between end face 101 and bottom surface 102.Offer the socket 110 of thin-and-long on one of them side 103 of insulating base 100, be positioned on the two side faces 103 of socket 110 2 ends and convex with respectively a grab 120.Socket 110 peripheries are formed with one first lateral margin 111 and one second lateral margin 112 of relative configuration, and the first lateral margin 111 protrudes the second lateral margin 112.Be formed with a positioning block 130 in socket 110, it is connected between the first lateral margin 111 and the second lateral margin 112.Offer the first storage tank 113 of a plurality of mutual parallel arranged on the inwall of the first lateral margin 111, in the present embodiment, the first storage tank 113 is preferably 33, offer a plurality of second storage tanks 114 of mutual parallel arranged on the inwall of the second lateral margin 112, in the present embodiment, the second storage tank 114 is preferably 34.Those first storage tanks 113 distribute asymmetrically and are disposed at two sides of locating piece 130, and those second storage tanks 114 distribute asymmetrically and are disposed at two sides of locating piece 130.In the present embodiment, preferably, wherein five the first storage tanks 113 and wherein six the second storage tanks 114 be positioned at a wherein side, other 28 the first storage tanks 113 and 114 opposite sides that are positioned at locating piece 130 of other 28 the second storage tanks of locating piece 130.

The first terminal 200 forms for the sheet metal bending, one first welding ends 220 that each the first terminal 200 all includes one first bond end 210 and extends from the first bond end 210.Each the first terminal 200 is arranged at respectively in one of them corresponding first storage tank 113, and protruding being exposed on the first lateral margin 111 of those first bond ends 210 is a row arrangement, and those first bond ends 210 protrude sockets 110 configurations.Each first welding ends 220 extends respectively the bottom surface 102 that passes insulating base 100, but the utility model does not limit the form of the first welding ends 220.

The second terminal 300 forms for the sheet metal bending, one second welding ends 320 that each second terminal 300 all includes one second bond end 310 and extends from the second bond end 310.Each second terminal 300 is arranged at respectively in one of them corresponding second storage tank 114, and protruding being exposed on the second lateral margin 112 of those second bond ends 310 is a row arrangement, and those second bond ends 310 are positioned at socket 110.Each second welding ends 320 extends respectively and passes insulating base 100 from the side 103 with respect to socket 110, each second welding ends 320 passes bottom surface 102 bendings of the backward insulating base 100 of insulating base 100 and extends, but the utility model does not limit the form of the second welding ends 320.

Metal enclosing cover 400 includes the top board 410 of a rectangle, and top board 410 vertically extends respectively side plate 420 from its a pair of opposite side, and top board 410 has a leading edge 411 between two side plates 420, offers respectively a blocked hole 421 on each side plate 420.Top board 410 is coated on the end face 101 of insulating base 100, and the leading edge 411 of top board 410 is pasted neat the second lateral margin 112 configurations, two 420 of side plates coat respectively the two side faces 103 that is positioned at socket 110 2 ends, and grab 120 snaps in blocked hole 421 and metal enclosing cover 400 is fixed in to insulating base 100.The leading edge 411 of top board 410 is extended an earth terminal 430, and earth terminal 430 extends to the first lateral margin 111 from the second lateral margin 112, and it extends protrusion socket 110 and exceeds the first bond end 210.The end of at least one side plate 420 extends a plate termination pin 440, and plate termination pin 440 preferably stretches out along the bottom surface 102 of insulating base 100, in the present embodiment, preferably offers an interlocking hole 441 on plate termination pin 440.

Consult Fig. 4 and Fig. 5, bayonet connector of the present utility model is pegged graft for a module card 20 for being arranged on a circuit board 10, in order to be electrically connected module card 20 and circuit board 10, wherein module card 20 can be NGFF card (Next Generation Form Factor Card) or SSD card (Solid-State Drive Card) etc.Wherein, preferably be provided with a main circuit 11 on circuit board 10, main circuit 11 comprises at least one chip 12.

The bottom surface 102 of insulating base 100 is in order to attach connecting circuit board 10, and each first welding ends 220 and each the second welding are welded in respectively circuit board 10, make each the first terminal 200 and the second terminal 300 be electrically connected at respectively the main circuit 11 on circuit board 10.Plate termination pin 440 is in order to be electrically connected circuit board 10, and it preferably can be locked in circuit board 10 and be electrically connected circuit board 10 by interlocking hole 441.In the present embodiment, plate termination pin 440 is electrically connected at the ground connection on circuit board 10 and separates mutually with main circuit 11.But metal enclosing cover 400 is connecting circuit board 10 and be electrically connected separately independently ground connection not also.

Consult Fig. 5 and Fig. 6, when module card 20 is inserted socket 110, first contact of module card 20 and be electrically connected earth terminal 430, thus on module card 20 institute with static can be by earth terminal 430 eliminatings.In group card insertion socket 110, be then those the first terminals 200 of conducting and those the second terminals 300.And can prevent that 20 static electrifications of module card from entering main circuit 11 by the first terminal 200 or the second terminal 300 and causing chip 12 electric charges to jump to be directed at damage.

The utility model does not limit number in the first storage tank 113 and the second storage tank 114 and, with respect to the arrangement mode of locating piece 130, as shown in Figures 7 and 8, it separately can present multiple different arrangement mode to example.

The above embodiment is only the preferred embodiment for absolutely proving that the utility model is lifted, and protection range of the present utility model is not limited to this.Being equal to that those skilled in the art do on the utility model basis substitutes or conversion, all within protection range of the present utility model.Protection range of the present utility model is as the criterion with claims.

Claims

1. a bayonet connector, is characterized in that, comprises:

2. bayonet connector as claimed in claim 1, it is characterized in that, wherein on the inwall of this first lateral margin, offer the first storage tank of a plurality of mutual parallel arranged, each this first terminal is placed in wherein in this first storage tank, offer a plurality of second storage tanks of mutual parallel arranged on the inwall of this second lateral margin, each this second terminal is placed in wherein in this second storage tank.

3. bayonet connector as claimed in claim 1, it is characterized in that, wherein each this first terminal has one first welding ends extended from this first bond end, this first welding ends extension passes this insulating base, each this second terminal has one second welding ends extended from this second bond end, and this second welding ends extension passes this insulating base.

4. bayonet connector as claimed in claim 2, is characterized in that, wherein this socket is formed with a positioning block, and this locating piece is connected between this first lateral margin and this second lateral margin.

5. bayonet connector as claimed in claim 4, is characterized in that, wherein those first storage tanks distribute asymmetrically and are disposed at two sides of this locating piece, and those second storage tanks distribute asymmetrically and are disposed at two sides of this locating piece.

6. bayonet connector as claimed in claim 1, is characterized in that, wherein this metal enclosing cover extends a plate termination pin.

7. bayonet connector as claimed in claim 6, is characterized in that, wherein this plate termination pin offers an interlocking hole.

8. bayonet connector as claimed in claim 1, is characterized in that, wherein the outer surface of this insulating base convexes with a grab, and this metal enclosing cover offers a blocked hole that should grab, and this grab snaps in this blocked hole.

9. bayonet connector as claimed in claim 1, is characterized in that, wherein this first terminal is 33, and this second terminal is 34.

10. bayonet connector as claimed in claim 4, it is characterized in that, wherein this first storage tank is 33, this second storage tank is 34, wherein five these the first storage tanks and wherein six these the second storage tanks be positioned at the wherein side of this locating piece, all the other 28 these first storage tanks and all the other 28 these second storage tanks are positioned at the opposite side of this locating piece.