CN203491467U

CN203491467U - Card edge connector

Info

Publication number: CN203491467U
Application number: CN201320395660.5U
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: 2014-03-19
Anticipated expiration: 2023-07-04

Abstract

The utility model provides a card edge connector which comprises an insulating base, a plurality of first terminals, a plurality of second terminals and a grounding terminal. The insulating base is provided with a jack. The periphery of the jack is provided with a first side edge and a second side edge. The first side edge projects from the second side edge. The plurality of first terminals are respectively arranged in the insulating base. Each first terminal is provided with a first lap-jointing end. The first lap-jointing ends are parallelly exposed from the first side edge and are projected from the jack. The plurality of second terminals are respectively arranged in the insulating base. Each second terminal is provided with a second lap-jointing end. The second lap-jointing end are parallely exposed from the second side edge and are provided in the jack. The grounding terminal is arranged in the insulating base, wherein one end is exposed from the first side edge and exceeds the first lap-jointing end. Static electricity in a module card is eliminated through the grounding terminal for preventing chip damage in a main circuit caused by static discharge.

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 the 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 cannot 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.

utility model content

Main purpose of the present utility model, is 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, are 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, are 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 earth terminal, is arranged in this insulating base with those the first terminal parallel arranged, and wherein one end of this earth terminal exposes to this first lateral margin and extends beyond this first bond end.

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

Further, wherein each this first terminal has one first welding ends extending from this first bond end, this first welding ends extension passes this insulating base, and each this second terminal has one second welding ends extending 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 first terminal is 32, 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.

Further, wherein this first terminal is 32, this second terminal is 34, this earth terminal, wherein four these the first terminals and wherein six these the second terminals be positioned at the wherein side of this locating piece, all the other 28 these the first terminals and all the other 28 these second terminals are positioned at the opposite side of this locating piece.

Further, wherein the extension of the other end of this earth terminal passes this insulating base and staggered with those first welding endss.

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

Further, wherein this first storage tank and the second storage tank are 34, wherein six 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.

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

Its earth terminal of bayonet connector of the present utility model and the first terminal parallel deployment and extend beyond the first terminal, by the earth terminal first contact modules card of energy, remove in advance module card institute static electrification, therefore can prevent that static from passing through the chip in the first terminal or the second terminal impact failure main circuit.

accompanying drawing explanation

Fig. 1 is the schematic perspective view of the bayonet connector of the utility model the first embodiment.

Fig. 2 is the cutaway view of the bayonet connector of the utility model the first embodiment in Fig. 1.

Fig. 3 is a schematic diagram of the bayonet connector plug-in module card of the utility model the first embodiment.

Fig. 4 is another schematic diagram of the bayonet connector plug-in module card of the utility model the first embodiment.

Fig. 5 is the another schematic diagram of the bayonet connector plug-in module card of the utility model the first embodiment.

Fig. 6 is the schematic perspective view of the bayonet connector of the utility model the second embodiment.

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

Fig. 8 is the schematic perspective view of the another aspect of bayonet connector of 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 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 earth terminals

410 ground connection bond ends

420 ground connection welding endss.

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 and Fig. 2, of the present utility model first implements to provide 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 an earth terminal 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.On one of them side 103 of insulating base 100, offer the socket 110 of thin-and-long.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.In socket 110, be formed with a positioning block 120, it is connected between the first lateral margin 111 and the second lateral margin 112.On the inwall of the first lateral margin 111, offer the first storage tank 113 of a plurality of mutual parallel arranged, in the present embodiment, the first storage tank 113 is preferably 33, a plurality of the second storage tanks 114 that offer 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 120, and those second storage tanks 114 distribute asymmetrically and are disposed at two sides of locating piece 120.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 120 of other 28 the second storage tanks of locating piece 120.

The first terminal 200 forms for sheet metal bends, 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.In the present embodiment, the first terminal is preferably 32, each the first terminal 200 is arranged at respectively in one of them corresponding first storage tank 113, those first bond ends 210 are protruding to be exposed to and on the first lateral margin 111, to be row and to arrange, 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 sheet metal bends, 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.In the present embodiment, the second terminal is preferably 34, each second terminal 300 is arranged at respectively in one of them corresponding second storage tank 114, those second bond ends 310 are protruding to be exposed to and on the second lateral margin 112, to be row and to arrange, 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.

Earth terminal 400 is arranged in this insulating base 100 with those the first terminal 200 parallel arranged.The ground connection welding ends 420 that earth terminal 400 has a ground connection bond end 410 and extends from ground connection bond end 410, its ground connection bond end 410 exposes to the first lateral margin 111 and extends beyond the first bond end 210, and ground connection welding ends 420 extends and passes the bottom surface 102 of insulating base 100 and staggered with those first welding endss 210.

In the present embodiment, preferably, earth terminal 400, wherein four the first terminals 200 and wherein six the second terminals 300 be positioned at the wherein side of locating piece 120, all the other 28 the first terminals 200 and all the other 28 the second terminals 300 are positioned at the opposite side of locating piece 120.But the utility model is not limited to this, earth terminal 400 can be arranged in any one first storage tank 113, in remaining each first storage tank 113 in order to an accommodating the first terminal 200.

Consult Fig. 3 and Fig. 4, bayonet connector of the present utility model is used for being arranged on a circuit board 10 pegs graft for a module card 20, 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, be preferably 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, with this, make each the first terminal 200 and the second terminal 300 be electrically connected at respectively the main circuit 11 on circuit board 10.In the present embodiment, earth terminal 400 is electrically connected at the ground connection on circuit board 10 and is separated mutually with main circuit 11 by its ground connection welding.But earth terminal 400 is connecting circuit board 10 and be electrically connected separately independently ground connection not also.

Consult Fig. 4 and Fig. 5, when module card 20 is inserted socket 110, first contact of module card 20 and be electrically connected the ground connection bond end 410 of earth terminal 400, thus in module card 20 with static can get rid of by earth terminal 400.Then in group card insertion socket 110, be those the first terminals 200 of conducting and those the second terminals 300.With this, 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.

Consult Fig. 6, of the present utility model second implements to provide 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 an earth terminal 400.Its structure is roughly as aforementioned the first embodiment, and itself and the first embodiment something in common repeat no more in this, this implementation column describe in detail with the first embodiment difference as after.

On the inwall of the first lateral margin 111, offer the first storage tank 113 of a plurality of mutual parallel arranged, a plurality of the second storage tanks 114 that offer mutual parallel arranged on the inwall of the second lateral margin 112, in the present embodiment, the first storage tank 113 and the second storage tank 114 are preferably all 34.Those first storage tanks 113 distribute asymmetrically and are disposed at two sides of locating piece 120, and those second storage tanks 114 distribute asymmetrically and are disposed at two sides of locating piece 120.In the present embodiment, preferably, wherein six 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

In the present embodiment, the first terminal is preferably 33, and the second terminal is preferably 34.Earth terminal 400, wherein five the first terminals 200 and wherein six the second terminals 300 be positioned at the wherein side of locating piece 120, all the other 28 the first terminals 200 and all the other 28 the second terminals 300 are positioned at the opposite side of locating piece 120.But the utility model is not limited to this, earth terminal 400 can be arranged in any one first storage tank 113, in remaining each first storage tank 113 in order to an accommodating the first terminal 200.

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, on the inwall of this second lateral margin, offer a plurality of second storage tanks of mutual parallel arranged, each this second terminal is placed in wherein in this second storage tank, and this earth terminal is placed in wherein in this first 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 extending from this first bond end, this first welding ends extension passes this insulating base, each this second terminal has one second welding ends extending 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 first terminal is 32, and this second terminal is 34.

7. 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.

8. bayonet connector as claimed in claim 7, it is characterized in that, wherein this first terminal is 32, this second terminal is 34, this earth terminal, wherein four these the first terminals and wherein six these the second terminals be positioned at the wherein side of this locating piece, all the other 28 these the first terminals and all the other 28 these second terminals are positioned at the opposite side of this locating piece.

9. bayonet connector as claimed in claim 3, is characterized in that, wherein the extension of the other end of this earth terminal passes this insulating base and staggered with those first welding endss.

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

11. bayonet connectors as claimed in claim 4, it is characterized in that, wherein this first storage tank and the second storage tank are 34, wherein six 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.

12. bayonet connectors as claimed in claim 11, it is characterized in that, wherein this first terminal is 33, this second terminal is 34, this earth terminal, wherein five these the first terminals and wherein six these the second terminals be positioned at the wherein side of this locating piece, all the other 28 these the first terminals and all the other 28 these second terminals are positioned at the opposite side of this locating piece.