CN2563767Y

CN2563767Y - Electronic card connector

Info

Publication number: CN2563767Y
Application number: CN02242079U
Authority: CN
Inventors: 林东昌
Original assignee: Molex LLC
Current assignee: Molex LLC
Priority date: 2002-07-25
Filing date: 2002-07-25
Publication date: 2003-07-30
Anticipated expiration: 2012-07-25

Abstract

The utility model provides an electronic card connector, which is electrically connected to a circuit board for the insertion of an electronic card, and comprises an insulation shell body, a plurality of conductive terminals, a conducting and connecting piece and a metal cover body, the insulation shell body has a bottom wall and two fixed arms extending towards the same direction from two opposite ends of the bottom wall, the two fixed arms are connected with the bottom wall by a lower clapboard part, so an insertion space is jointly defined between the two fixed arms and the bottom wall for the insertion of the electronic card, in addition, the conducting and connecting piece provided with a grounding part and an elastic butting connection part is located on the insulation shell body, and the metal cover body is located on the insulation shell body for covering the insertion space, then the metal cover body is equipped with a contacting part which is in electrical contact with the conducting and connecting piece, when the electronic card is inserted into the insertion space, the elastic butting connection part of the conducting and connecting piece is in electrical contact with a conducting sheet metal of the electronic card, so the static electricity on the surface of the electronic card is guided to the earth by the conducting and connecting piece.

Description

Electronic card coupler

Technical field

The utility model relates to a kind of electronic card coupler, is meant a kind of electric connector that makes electronic cards ground connection especially.

Prior art

Because the prosperity of electronics numerical digit science and technology, the electronic product of today all moves towards the design of digitisation gradually, and electronic product is being stressed under the compact market demand, as notebook computer, personal digital assistant (PDA) or digital still camera or the like portable electronic product, the low electronic cards of power consumption is large so that access speed is fast gradually in the storage of electronic bits of data, makes the electronic cards of different types of all kinds become the standard outfit of portable electronic product.

In order to make the circuit of electronic product own be able to electrically connect with data transmission, generally all be on the circuit board of product, to be provided with an electronic card coupler, by the purpose that can reach for the connector of an electronic cards plant with the circuit board electric connection with electronic cards.But in order to make the unlikely electronic component that jeopardizes on the circuit board of static on the electronic cards, therefore how to discharge static on the electronic cards effectively and will be the big problem in the design.

Summary of the invention

Therefore, the main purpose of the utility model is that a kind of electronic card coupler that can effectively electronic cards ground connection be prevented other electronic components of electrostatic interference on the electronic cards is being provided.

So, the electronic card coupler of the utility model comprises: an insulation shell, two fixed arms that have a diapire, extend in the same direction by the diapire two ends, be provided with partition board portion between two fixed arms and diapire, and in lower clapboard portion, be formed with a plurality of terminal holding channels that run through diapire, wherein a fixed arm is provided with a clamping groove, and two fixed arms and diapire and lower clapboard portion define a plant space jointly; The plural conductive terminal, be individually fixed in the terminal holding channel of a correspondence, respectively this conducting terminal has a contact jaw and a welding ends, and the outstanding lower clapboard portion of contact jaw is to contact the electrical contact of electronic cards accordingly, and welding ends then protrudes in outside the diapire to be welded on the circuit board; One lead piece can be placed in the clamping groove, and lead piece has a grounding parts and that can electrically connect on the circuit board and protrudes out the elasticity abutting part that enters in the plant space; One metal cap body can be covered and places on the insulation shell, and lid is provided with a contact site that can electrically contact with lead piece; In electronic cards was inserted the plant space, the elasticity abutting part of lead piece electrically contacted with the conductive metal sheet of electronic cards, and metal cap body then electrically contacts with lead piece through contact site, makes the electronic cards surface electrostatic guide ground connection by lead piece.

Description of drawings

Other features and the advantage of the utility model in the following detailed description that cooperates with reference to graphic preferred embodiment, can clearly be understood, in graphic:

Fig. 1 is the three-dimensional exploded view of first preferred embodiment of the electronic card coupler of the utility model.

Fig. 2 is the insulation shell of electronic card coupler of the utility model first preferred embodiment and the three-dimensional combination figure of plural conductive terminal.

Fig. 3 is the schematic top plan view of first preferred embodiment and an electronic cards combination.

The insulation shell of the electronic card coupler of Fig. 4 the utility model second preferred embodiment and the three-dimensional combination figure of plural conductive terminal.

Embodiment

Consult shown in Figure 1ly, a preferred embodiment of the electronic card coupler 1 of the utility model is in order to being connected on the circuit board (figure do not show), and can plant for an electronic cards 2, can make electronic cards 2 produce with circuit board by connector 1 and electrically connect.And electronic cards 2 has in the form of sheets a body 20, be provided with required electronic circuit (figure does not show) in the body 20, and body 20 and be formed with a front end 201 and a rear end 202, making front end 201 is towards connector 1 in use, in addition, body 20 more forms one of opposite upper surface 203 and a lower surface 204, body has a plurality of electrical contacts that are exposed outside 21 at lower surface 204 near front end 201 places, again, surface 203 then is provided with by upper surface 203 near a lateral margin place and is directed downwards one of extension conductive metal sheet 22 along lateral margin on the body 20, and these electrical contacts 21 and conductive metal sheet 22 are to electrically connect with interior the electronic circuit of body 20 respectively, and body 20 is at adjacent conductive metal sheet 22 and more be provided with one near the position of front end 201 and locate groove 23.

Connector 1 consists predominantly of an insulation shell 10, plural conductive terminal 11, a lead piece 12 and a metal cap body 13.

As Fig. 1, Fig. 2 and Fig. 3, insulation shell 10 has a horizontal expansion and is microscler diapire 101, and diapire 101 has a front end face 1011, and is positioned at surperficial 1014 of top with end face 1012, a bottom surface 1013 and in order to the contact circuit plate after front end face 1011 is opposite mutually on the contrary with bottom surface 1013.Respectively have by the two ends of diapire 101 on guide channel 1021, two fixed arms 102 face (opposing face) outwardly that respectively is provided with an inner concavity on two in opposite directions the faces of fixed arm 102, two fixed arms 102 of an extension forward and then be provided with a plurality of protuberances 1022.In first embodiment of the present utility model, 102 mats in the bottom surface 1013 of diapire 101 and two fixed arms once partition board portion 105 are connected, but lower clapboard portion 105 contact circuit plates.Make and be connected with a terminal holding channel 1052 respectively with the slotted eye 103 of rear end face 1012 and on diapire 101, further be provided with a plurality of connection front end faces 1011 in the plant space 100 that defines a power supply subcard 2 insertions between two fixed arms 102 and diapire 101, the lower clapboard portion 105 jointly.In addition, insulation shell 10 one of therein more is provided with a clamping groove 104 on the fixed arm 102, clamping groove 104 from the contiguous free ends of fixed arm 102 from face down and axially extending along fixed arm 102 to diapire 101, clamping groove 104 only extends certain distance to diapire 101 directions, just be connected with plant space 100, the back explanation is held in its effect.Clamping groove 104 more is provided with an opening 1041 in the side that fixed arm 102 exposes.

Lower clapboard portion 105 be provided with plural number to be arranged in parallel and to plant space 100 in, give prominence to separate wall 1051, and each forms a terminal holding channel 1052 to separating between the wall 1051, and with diapire 101 on one of slotted eye 103 corresponding, can a ccontaining conducting terminal 11.Paired separate contact jaw 111 positions that wall 1051 can limit each conducting terminal 11, can prevent contact jaw 111 off normals and contact with each other, and can protect the contact position of contact jaw 111 and the electrical contact 21 of electronic cards 2.

As shown in Figures 2 and 3, each conducting terminal 11 all has a contact jaw 111 that is the curved arc shape, one is connected the body 113 of contact jaw 111 and welding ends 112 with the welding ends 112 and of contact jaw 111 rightabouts, making each conducting terminal 11 is to be positioned at accordingly in terminal holding channel 1052 and the slotted eye 103, body 113 produces with the wall that separates wall 1051 interferes, and contact jaw 111 protrudes in lower clapboard portion 105 and be positioned at plant space 100, in order to produce electrically contact with the corresponding electrical contact 21 of electronic cards 2, welding ends 112 is then by passing in the slotted eye on the diapire 101 103 and protruding being exposed to after the diapire 101 outside the end face 1012, on the contact in order to the correspondence that is welded on circuit board.

Lead piece 12 is members that formed by the metal punching out, it has a upright body 120, one by a side one of body 120 to departing from body 120 axial directions to be extended with the elasticity interference part 121 that axially has angle of body 120, one extend with elasticity interference part 121 the same manners and with elasticity interference part 121 be separated by the elasticity abutting part 123 of a distance and the grounding parts 122 of an and horizontal expansion downward from body 120, make the lead piece 12 can be by in the middle of the chimeric clamping groove that enters fixed arm 102 104 in top and fix, because clamping groove 104 only extends certain distance to diapire 101 directions, so elasticity interference part 121 and elasticity abutting part 123 can clog-freely be stretched in the plant space 100,122 of grounding parts are stretched out in the set opening 1041 in the side that fixed arm 102 exposes by clamping groove 104, can be welded on the default earth point of circuit board and are electrically conducted with the grounded circuit of circuit board.

As Fig. 1 and shown in Figure 3, metal cap body 13 also is a laminar punch, it has a horizontal flat part 131 and two is bent extension respectively downward vertically by flat part 131 two opposite sides plate edge portion 132, then stamp out corresponding recess 133 (or perforation) in each plate edge portion 132 in advance in protuberance 1022 positions of corresponding fixed arm 102, make metal cap body 13 be positioned on the insulation shell 10 by the snap action of protuberance 1022 generations on recess in the plate edge portion 132 133 and the fixed arm 102, and then make metal cap body 13 plant space 100 can be covered and form a metal screen that prevents electromagnetic wave, in addition, be provided with one of downward extension contact site 134 near one of them plate edge portion 132 on the flat part 131, with after insulation shell 10 combines, contact site 134 just can contact lead piece 12 and form and electrically connect in metal cap body 13.

Consult Fig. 1 and Fig. 3, when holding 201 to insert in the plant space 100 of insulation shell 10 by the guiding of the relative guide channel 1021 of two fixed arms 102 and arrive when locating before the electronic cards 2, the electrical contact 21 of electronic cards 2 can be respectively forms electrically contact with the contact site 111 of corresponding conducting terminal 11, makes electronic cards 2 to transmit electric signal with circuit board.Simultaneously, the elasticity interference part 121 of lead piece 12 can enter in the detent 23 of electronic cards 2 and form interference effect, make 10 of electronic cards 2 and insulation shells have locating effect, and elasticity abutting part 123 positions of lead piece 12 just can electrically contact with the conductive metal sheet 22 of electronic cards 2, so the static on electronic cards 2 surfaces can directly be released via the lead piece 12 of ground connection by its conductive metal sheet 22.

As Fig. 4, it is second preferred embodiment of the utility model electronic card coupler 1 ', the electronic card coupler 1 of itself and first embodiment does not exist together and only is in second preferred embodiment, partition board portion 105 ' is provided with one and connects partition board portion 106 ' on the surface 1014 ' of diapire 101 ' and two fixed arms 102 ' under the insulation shell 10 ', have certain spacing between shelf portion 106 ' and lower clapboard portion 105 ', can make that the plant of electronic cards 2 is more firm.What electronic card coupler 1 ' was same is provided with metal cap body 13 ' with the Electromagnetic Interference of preventing.Because electronic card coupler 1 ' is except that shelf portion 106 ', other structure of insulation shell 10 ' and conducting terminal 11 ', lead piece 12 ', metal cap body 13 ' etc. are all identical with first embodiment, promptly detailed construction are not described again in this.

The above person of thought, it only is the preferred embodiment of the utility model, when the scope that can not limit the utility model enforcement with this, promptly the simple equivalent of being done according to the utility model claim and utility model description generally changes and revises, and all should still belong in the scope that the utility model patent contains.

Drawing reference numeral 1 connector

10 insulation shells

100 plant spaces

101 diapires

1011 front end faces

1012 rear end faces

1013 bottom surfaces

1014 surfaces

102 fixed arms

1021 guide channels

1022 protuberances

103 slotted eyes, 104 clamping grooves, 1041 openings, 105 lower clapboard sections 1051 separate 122 grounding parts, 123 elasticity abutting parts, 13 metal cap body, 131 flat parts, 132 plate edges, wall 1052 terminal holding channels 11 conducting terminals 111 contact jaws, 112 welding ends, 113 bodies, 12 lead pieces, 120 bodies, 121 elasticity interference parts, 133 recesses, 134 contact sites, 1 ' connector, 10 ' insulation shell, 101 ' diapire, 1014 ' surface 102 ' fixed arm, 105 ' lower clapboard section 106 ' shelf portion, 11 ' conducting terminal, 12 ' lead piece, 13 ' metal cap body, 2 electronic cards, 20 bodies, 201 front ends, 202 rear ends, 203 upper surfaces, 204 lower surfaces, 21 electrical contacts, 22 conductive metal sheets, 23 detents

Claims

1. an electronic card coupler is to be electrically connected at a circuit board and can this electronic cards and this circuit board to be electrically connected for electronic cards plant, and this electronic cards has a conductive metal sheet and is positioned at the detent that this blocks a side, and this connector comprises:

One insulation shell, has the fixed arm that a diapire, two is extended by these diapire two ends in the same direction, be provided with partition board portion between this two fixed arm and this diapire, in this lower clapboard portion, be formed with a plurality of terminal holding channels that run through this diapire, wherein a fixed arm is provided with a clamping groove, and this two fixed arm and this diapire and this lower clapboard portion define a plant space jointly;

The plural conductive terminal, be to be individually fixed in the terminal holding channel of a correspondence, respectively this conducting terminal has a contact jaw and a welding ends, outstanding this lower clapboard portion of this contact jaw is to contact the electrical contact of this electronic cards accordingly, and this welding ends then protrudes in outside this diapire to be welded on this circuit board; And

One lead piece is to be positioned on this insulation shell, and the grounding parts and that this lead piece has on this circuit board of electric connection protrudes out the elasticity abutting part that enters in this plant space;

In the time of in this electronic cards is inserted this plant space, the conductive metal sheet of this electronic cards promptly electrically contacts with the elasticity abutting part of this lead piece, makes the static on this electronic cards surface be guided and ground connection.

2. electronic card coupler according to claim 1, wherein, this electronic card coupler further includes a metal cap body, and this metal cap body is positioned on this insulation shell covering this plant space, and this metal cap body and be provided with a contact site that electrically contacts with this lead piece.

3. as the electronic card coupler as described in the claim 2, wherein, the two fixed arm outsides of this insulation shell are respectively equipped with at least one protuberance, this metal cap body contacts this fixed arm part and then is provided with the recess that at least one pair of should protuberance, after the combination of this metal cap body and this insulation shell, the snap action of this recess of mat and this protuberance and locating mutually.

4. electronic card coupler according to claim 1, wherein, the clamping groove of this insulation shell is connected with this plant space.

5. as the electronic card coupler as described in the claim 4, wherein, this lead piece further is provided with an elasticity interference part that protrudes out in this plant space, after this electronic cards is inserted this plant space, this elasticity interference part of mat enters this detent and produces interference effect, makes this electronic cards be positioned in this insulation shell.

6. electronic card coupler according to claim 1, wherein, this insulation shell further is provided with one and is located at partition board portion on this diapire and this two fixed arm, and this shelf portion and this lower clapboard portion have certain distance.

7. electronic card coupler according to claim 1, wherein, this lower clapboard portion more is provided with plural number to the outstanding wall that separates, and respectively should form a terminal holding channel respectively to separating wall.

8. electronic card coupler according to claim 1, wherein, the clamping groove of this insulation shell has an opening on the side that this fixed arm exposes, and the grounding parts of this lead piece is stretched out by this opening part and electrically connects with this circuit board.