CN108270113A

CN108270113A - Card connector

Info

Publication number: CN108270113A
Application number: CN201611260309.XA
Authority: CN
Inventors: 索宏博; 中濑雄章
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Foxconn Interconnect Technology Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Foxconn Interconnect Technology Ltd
Priority date: 2016-12-30
Filing date: 2016-12-30
Publication date: 2018-07-10
Also published as: TW201830794A

Abstract

A kind of card connector includes insulating base, it is immobilizated in several conducting terminals of the insulating base, the drawer chassis that the insulating base is covered on to be formed the shielding casing of receiving space with the insulating base and be inserted in receiving space, the insulating base has pedestal, the conducting terminal is set to the pedestal and with the contact site for protruding into the receiving space, the side of the pedestal is equipped with supports the trip mechanism for moving back the drawer chassis with push rod, the drawer chassis has the pedestal of the placement external electrical subcard and positioned at the door portion of the pedestal front end, the side in the door portion is provided with for an outside thimble be inserted into corresponding with the push rod and is realized with supporting the push rod to the through-hole for moving back the drawer chassis, one is provided in the through-hole to fit closely in through-hole inner circumferential realization sealing and the thimble portion that can be moved forward and backward along direction of insertion.Card connector of the present invention includes, by the way that water proof ring and sealing ring are shaped on the drawer chassis, ensure that the waterproof problem at drawer chassis head.

Description

Card connector

【Technical field】

A kind of related card connector of the present invention, refers in particular to a kind of card connector of waterproof.

【Background technology】

Chinese CN105337064A patents of invention disclose a kind of electronic card coupler, including insulating base, are immobilizated in Terminal assemblies in insulating base, with the drawer chassis of insulating base cooperation start, be coated on insulating base it is outer and with insulating base common definition Go out the shielding casing of host cavity, the trip mechanism being contained in insulating base and the inspection terminal being immobilizated in insulating base.It is described to move back Mechanism for card includes pivoting piece and the push rod with pivoting piece cooperation start.When needing to move back card, thimble passes through the pin hole on drawer chassis Pushing tow thimble so realize move back card.Due to the through-hole of drawer chassis cause when thimble by when there are still gaps, do not have waterproof Effect.Mobile phone SIM deck corresponds to the through-hole waterproof of push rod and concentrates in mobile phone shell at present, and mobile phone shell processing and assembling have limitation Property.To ensure high-grade waterproof, design comparison is complicated.

Therefore, a kind of card connector that is relatively easy and being capable of waterproof is made it is necessory to provide.

【Invention content】

The purpose of the present invention is to provide a kind of card connectors of waterproof.

The purpose of the present invention is achieved through the following technical solutions：A kind of card connector, definition enter for external electrical card insertion Direction for direction of insertion, the card connector includes insulating base, several conducting terminals for being immobilizated in the insulating base, is covered on Drawer chassis of the insulating base to be formed the shielding casing of receiving space with the insulating base and be inserted in receiving space, it is described Insulating base has pedestal, and the conducting terminal is set to the pedestal and with the contact site for protruding into the receiving space, institute The side for stating pedestal is equipped with the trip mechanism for moving back the drawer chassis that supports with push rod, and the drawer chassis, which has, places the outside The pedestal of electronic card and positioned at the door portion of the pedestal front end, the side in the door portion, which is provided with, corresponding with the push rod supplies one External thimble, which is inserted into, to be realized with to support the push rod and supports the through-hole for moving back the drawer chassis, and being provided with one in the through-hole fits closely Sealing and the thimble portion that can be moved forward and backward along direction of insertion are realized in the through-hole inner circumferential.

Further, the hollow sealing ring fitted closely with the through-hole is provided in the through-hole, the sealing ring The internal perisporium of the inner circumferential of the internal perisporium composition through-hole, thimble portion and the sealing ring fits closely realization sealing.

Further, the thimble portion includes main part and the outer diameter of the described main part one end of connection is more than the anti-of the through-hole Only the thimble portion enters the stop section of the through-hole from back to front.

Further, the outer diameter of the sealing ring is more than the outer diameter in the thimble portion.

Further, the door portion includes door-plate portion and the connection being connected positioned at door-plate portion rear and with the door-plate portion Portion, the connecting portion are connected to the pedestal, and the through-hole is through the door-plate portion with the connecting portion and in the corresponding door First through hole and the second through-hole are respectively formed at plate portion and at the connecting portion, the door-plate portion is with the connecting portion in corresponding institute Through hole disconnection is stated to be formed with the first through hole and the separately positioned fluting of second through-hole.

Further, the card connector further includes the water proof ring for being located on the connecting portion, the water proof ring with it is described close Seal is integrally formed, and the water proof ring is connected in one with the sealing ring via the fluting.

Further, the connecting portion front end is recessed with the concave ring part with several through holes, and the water proof ring is integrally formed In the concave ring part, the fluting corresponds to the through-hole side positioned at the concave ring part.

Further, the concave ring part is arranged at intervals with several through holes in a lateral direction.

Further, the sealing ring internal face is equipped with convex closure, and the convex closure is held in thimble portion outer surface.

Further, the card connector is applied to an electronic equipment, and the water proof ring is equipped with the ring for stretching out surface Shape holding section, the ring-type holding section are fastened in the electronic equipment.

Compared with prior art, the present invention has the advantages that：Card connector of the present invention is included by by water proof ring It is shaped on the drawer chassis with sealing ring, ensure that the waterproof problem at drawer chassis head, and water is not easy to from logical Hole enters inside the card connector.

【Description of the drawings】

Fig. 1 is the three-dimensional combination figure of card connector and circuit board of the present invention.

Fig. 2 be the shielding casing of card connector of the present invention it is unassembled on card connector when stereoscopic schematic diagram.

Fig. 3 is the three-dimensional exploded view of card connector of the present invention.

Fig. 4 is the integrally formed water proof ring and sealing ring positioned at the drawer chassis of card connector of the present invention and thimble portion Three-dimensional exploded view.

Fig. 5 is the vertical of integrally formed water proof ring and sealing ring and the drawer chassis and thimble portion in card connector of the present invention Body exploded view.

Fig. 6 is the sectional view along cross section when thimble does not head into card connector of the present invention.

Fig. 7 is sealing ring and the enlarged drawing in thimble portion in Fig. 6.

Fig. 8 is the sectional view along cross section when thimble heads into card connector of the present invention.

Fig. 9 is sealing ring and the enlarged drawing in thimble portion in Fig. 8.

【Primary clustering symbol description】

100 circuit board 200 of card connector

1 pedestal 11 of insulating base

12 conducting terminal 2 of fixing block

First conducting terminal, 21 second conducting terminal 22

23 shielding casing 3 of contact site

30 holding hole 31 of receiving space

Support 32 welding foot 33 of shrapnel

4 push rod 41 of trip mechanism

411 executive item 42 of notch

5 portions 50 of drawer chassis

51 connecting portion 52 of door-plate portion

521 concave ring part 522 of container

The fluting of through hole 5,221 5222

53 through-hole 54 of pedestal

541 second through-hole 542 of first through hole

The cyclic annular holding section 61 of water proof ring 6

7 cavities 71 of sealing ring

72 convex closure 721 of internal face

73 thimble portion 8 of outside wall surface

81 stop section 82 of main part

Following specific embodiment will be further illustrated the present invention with reference to above-mentioned attached drawing.

【Specific embodiment】

Hereinafter, the specific embodiment that Fig. 1 to Fig. 9 introductions card connector 100 of the present invention will be combined.Defining direction of insertion is From front to back.

It please refers to Fig.1 to Fig. 9, card connector 100 of the present invention is immobilizated in a circuit board 200, applied to an electronic equipment. The card connector 100 forms one including insulating base 1, several conducting terminals 2 for being immobilizated in insulating base 1, the covering insulating base 1 The shielding casing 3 of receiving space 30, be contained in the receiving space 30 and accommodate external electrical subcard have one supply external thimble The drawer chassis 5 of the through-hole 54 of insertion, is immobilizated in 5 front end of drawer chassis at the trip mechanism 4 for being immobilizated in 1 side of insulating base Water proof ring 6, sealing ring 7 and fit closely and realize sealing and the top that can be moved forward and backward along direction of insertion in 54 inner circumferential of through-hole Needle portion 8.

It please refers to Fig.1 and Fig. 3, the insulating base 1 is immobilizated in the circuit board 200, including pedestal 11 and positioned at the bottom Fixing block 12 on 11 both sides of seat.

Referring to Fig. 3, the conducting terminal 2 is immobilizated in the insulating base 1.The conducting terminal 2 includes being located at described exhausted First conducting terminal 21 of 1 rear end of edge seat and the second conducting terminal 22 positioned at 21 front end of the first conducting terminal.Described One conducting terminal 21 is provided with two groups, is distributed in 22 rear and front end of the second conducting terminal, and the first conduction described in each group Terminal 21 is divided to or so two row settings, each column three.Second conducting terminal 22 is set in one row of left and right directions.The conducting end Son 2 is equipped with the contact site 23 for being stretched on the pedestal 11.

It please refers to Fig.1 to Fig.3, the shielding casing 3 is covered on the insulating base 1 and forms the receiving space 30.It is described 3 both sides lower end of shielding casing is respectively provided with three welding foots 33 for being welded in the circuit board 200.The institute of 33 top of welding foot It states 3 both sides of shielding casing and is accordingly equipped with holding hole 31.The shielding casing 3 is further included positioned at 3 upper surface of shielding casing Front end both sides support shrapnel 32.

It please refers to Fig.1 to Fig.3, the trip mechanism 4 is located at 11 side of pedestal, including 41 He of push rod pushed It is overlapped in 41 front end of push rod and the executive item 42 for pushing the drawer chassis 5.41 front side of the push rod be equipped with it is described Support the notch 411 that shrapnel 32 supports.

It please refers to Fig.1 to Fig. 9, the drawer chassis 5 is contained in the receiving space 30.The drawer chassis 5 is described in correspondence 41 side of push rod is equipped with to be inserted into for thimble outside thimble and is realized with to support the push rod 41 and support the through-hole 54 for moving back the drawer chassis 5. The drawer chassis 5 further includes the pedestal 53 for loading external electrical subcard and the door portion 50 in front of the pedestal.The door portion 50 Including door-plate portion 51 and positioned at 51 rear of door-plate portion and the connecting portion 52 that is connected with the door-plate portion 51.The connecting portion 52 It is connected to the pedestal 53.The through-hole 54 is respectively formed first through hole through the door-plate portion 51 and the connecting portion 52 541 and second through-hole 542.The door-plate portion 51 and the connecting portion 52 are disconnected in the corresponding through hole to be formed with described the One through-hole 541 and the separately positioned fluting 5222 of second through-hole 542.The connecting portion 52 is in correspondence 54 side of through-hole Equipped with the container 521 penetrated through with the through-hole 54.It is further included on the connecting portion 52 with several spaced perforations The concave ring part 522 in hole 5221.The fluting 5222 is located at the side that the concave ring part 522 corresponds to the through-hole 54.

Fig. 3 to Fig. 9 is please referred to, the water proof ring 6 fills modeling by insulating materials and formed in the concave ring part 522.It is and described The insulating materials by fluting 5222 is filled and is moulded into type so that the sealing ring 7 is with the water proof ring 6 via the fluting 5222 and be connected as one.The water proof ring is annularly coated on the concave ring part, and the water proof ring 6, which further includes, is stretched on institute State the cyclic annular holding section 61 on 5 surface of drawer chassis.61 surface of the ring-type holding section is in spininess, is fastened in the electronic equipment, For preventing water from entering inside the card connector 100 from the door portion 50.

When being not provided with the sealing ring 7, the card connector 100 is used for waterproof, the thimble portion 8 by thimble portion 8 Outside wall surface fits closely the through-hole wall face.Preferably, the present invention is shaped in 54 inner wall of through-hole using sealing ring 7 Face, and then the thimble portion is contained in the cavities that the sealing ring has so that waterproof effect is more preferable.

Fig. 3 to Fig. 9 is please referred to, the sealing ring 7 is contained in the container 521.The sealing ring 7 is cylindrical, fixed Its inside of justice is internal face 72, and outside is outside wall surface 73.The outside wall surface 73 is close to 521 inner wall of container.In described Wall surface 72, which encloses to set one week, forms cavities 71.The internal face 72 is equipped with several convex closures for being stretched on the internal face 72 721。

The sealing ring 7 is shaped in the drawer chassis 5 with the water proof ring 6.

Fig. 3 to Fig. 9 is please referred to, the thimble portion 8 includes the main part 81 for being contained in the sealing ring 7 being in the form of a column and connects Connect the outer diameter of 81 side of main part prevents the thimble portion 8 from entering the through-hole 54 from back to front more than the through-hole 54 Stop section 82.The convex closure 721 is fastened in 8 outer surface of thimble portion, forms sealing structure so that water cannot lead to from described Hole 54 is entered inside the card connector.The outer diameter of the sealing ring 7 is more than the outer diameter in the thimble portion 8.

Fig. 3 to Fig. 9 is please referred to, when external thimble is by thimble portion 8 described in 54 pushing tow of through-hole, the thimble portion 8 Push rod 41 described in contact is moved forward, and then the executive item 42 is driven to push the drawer chassis 5 from back to front, card is moved back in realization. The convex closure 721 and the 8 surface clamping of thimble portion simultaneously, form sealing structure.When being realized again into card, by the loading The drawer chassis 5 of external electrical subcard is inserted into the receiving space 30 from front and rear, meanwhile, the push rod 41 pushes the thimble portion 8, makes Thimble portion 8 is restored to state when not having thimble from back to front.

The foregoing is merely some embodiments of the present invention, the embodiment being not all of, ordinary skill people Any equivalent variation that member takes technical solution of the present invention by reading description of the invention is the right of the present invention It is required that covered.

Claims

1. a kind of card connector, definition is direction of insertion for the direction that external electrical card insertion enters, and the card connector includes insulation Seat, is covered on the insulating base to be formed receiving space with the insulating base at several conducting terminals for being immobilizated in the insulating base Shielding casing and the drawer chassis that is inserted in receiving space, the insulating base there is pedestal, the conducting terminal is set to institute State pedestal and with the contact site for protruding into the receiving space, the side of the pedestal is equipped with supporting with push rod and moves back the pumping The trip mechanism of drawer seat, the drawer chassis have the pedestal for placing the external electrical subcard and the door positioned at the pedestal front end Portion, the side in the door portion are provided with for an outside thimble be inserted into corresponding with the push rod and realize to support to support the push rod and move back The through-hole of the drawer chassis, it is characterised in that：One is provided in the through-hole to fit closely in through-hole inner circumferential realization sealing And the thimble portion that can be moved forward and backward along direction of insertion.

2. card connector as described in claim 1, it is characterised in that：It is provided in the through-hole hollow tight with the through-hole The sealing ring of closely connected conjunction, the internal perisporium of the sealing ring form the inner circumferential of the through-hole, thimble portion and the inner circumferential of the sealing ring Wall fits closely realization sealing.

3. card connector as claimed in claim 2, it is characterised in that：The thimble portion includes main part and connects the main body The outer diameter of portion one end is more than the stop section for preventing the thimble portion from entering the through-hole from back to front of the through-hole.

4. card connector as claimed in claim 2, it is characterised in that：The outer diameter of the sealing ring is more than the outer of the thimble portion Diameter.

5. card connector as claimed in claim 2, it is characterised in that：The door portion includes door-plate portion and positioned at the door-plate portion Rear and the connecting portion being connected with the door-plate portion, the connecting portion are connected to the pedestal, and the through-hole runs through the door-plate Portion is respectively formed first through hole and the second through-hole, institute with the connecting portion and at the corresponding door-plate portion and at the connecting portion It states door-plate portion and disconnects being formed in the corresponding through hole with the connecting portion and divide the first through hole and second through-hole Fluting from setting.

6. card connector as claimed in claim 5, it is characterised in that：The card connector, which further includes, is located on the connecting portion Water proof ring, the water proof ring and the sealing ring be integrally formed, the water proof ring and the sealing ring via the fluting and It is connected in one.

7. card connector as claimed in claim 6, it is characterised in that：The connecting portion front end is recessed with several through holes Concave ring part, the water proof ring is shaped in the concave ring part, and the fluting corresponds to the through-hole one positioned at the concave ring part Side.

8. card connector as claimed in claim 7, it is characterised in that：If the concave ring part is arranged at intervals in a lateral direction Dry through hole.

9. card connector as claimed in claim 2, it is characterised in that：The sealing ring internal face is equipped with convex closure, the convex closure It is held in thimble portion outer surface.

10. card connector as claimed in claim 6, it is characterised in that：The card connector is applied to an electronic equipment, described Water proof ring is equipped with the loop holding section for stretching out surface, and the ring-type holding section is fastened in the electronic equipment.