CN2355471Y

CN2355471Y - IC card connector

Info

Publication number: CN2355471Y
Application number: CN 98252253
Authority: CN
Inventors: 张耀豪
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 1998-12-29
Filing date: 1998-12-29
Publication date: 1999-12-22
Anticipated expiration: 2008-12-29

Abstract

The utility model relates to an IC card connector which comprises an insulating body, conductive terminals, switch terminals, and a shielding body, wherein, the shielding body can be fixed on the insulating body by both side parts of the shielding body to form a tabular guide groove between the shielding body and the insulating body, in addition, both sides of the shielding body are respectively provided with a holding part to prevent an IC card from generating swing or displacement on the splicing direction which is perpendicular to the IC card, and the shielding body is made of metal. The shielding body has shielding function. The shielding body can be thinned to reduce the height of the IC card connector. The insulating body of the IC card connector is provided with a plurality of through holes, and other electronic components can be arranged in the through holes.

Description

Electronic card coupler

The utility model relates to a kind of electronic card coupler, refer in particular to a kind of low clearance electronic card coupler of being convenient to install and fix electronic cards, this connector can make full use of the plane space on the printed circuit board (PCB), and electronic cards can stably be inserted the phenomenon that wherein and not can be distorted distortion or deviate from.

Portable data processing device (particularly mobile phone, palmtop computer, digital still camera) is because volume is little, in light weight at present, too many data memory device can't be set use, therefore can provide and the electronic cards of storing related data just comes into one's own gradually with substitute mode for numerous different users.These electronic cards are plugged on the set electronic card coupler of portable processing unit in use usually.Prior art such as United States Patent (USP) the 5th, 013, No. 255, the 5th, 226, No. 826, the 5th, 520, No. the 82205600th, No. 551 and TaiWan, China patent application disclose: electronic cards is after inserting electronic card coupler, be subjected to the conflict effect of conducting terminal, upspring or produce torsional deformation to opposite direction easily.And insert the electronic cards receiving slit of electronic card coupler when electronic cards after, on two side directions of electronic card coupler, produce easily and rock or slight displacement, thereby can not strong fix, make telecommunication that interrupted phenomenon take place easily; In addition, the lid 6 of electronic card coupler 2 must have bigger thickness usually by the plastic cement injection mo(u)lding for reaching certain intensity, thereby the height of electronic card coupler is increased, and can not effectively stop the interference of external electromagnetic wave to conducting terminal.

The purpose of this utility model is to provide a kind of and is convenient to install and fix electronic cards and makes it the electronic card coupler that can not be distorted distortion or deviate from.

Another purpose of the present utility model is to provide a kind of provides suitable assembly space to be arranged on the circuit board for other electron component, thereby makes full use of the electronic card coupler of the plane space on the printed circuit board (PCB).

The welding approach that provides a kind of inside to set up electronic component is provided a purpose more of the present utility model, makes firm, the electronic card coupler that need not heavy industry of welding.

Another purpose of the present utility model is to provide a kind of lower height that has, and can the increase group establishes the electronic card coupler of possibility of the electronic installation thin typeization of this electronic card coupler.

The purpose of this utility model is achieved in that electronic card coupler has a metal baffle, but this baffle has shielding action and thin typeization to reduce the height of electronic card coupler, baffle is fixed on the insulating body by its vertically extending both sides of relative dual-side, make and keep a suitably effective grafting distance between baffle and insulating body, and form flat guiding ditch, just can insert for an electronic cards, enter in the electronic card coupler with the guiding electronic cards.In addition, baffle has contention effect to the electronic cards of inserting in the electronic card coupler, makes electronic cards fixing on the electronic card coupler short transverse, and can prevent that electronic cards from distorting or deviate from electronic card coupler.In addition, each convexes with a clamping part to mutual direction of closing on the appropriate location, both sides of baffle, and the restriction fixing effect that provides electronic cards horizontal when electronic cards is inserted is provided, and it is stable with accurately reaching of electronic card coupler termination contact to increase the electronic cards contact.Also be provided with several through holes on the insulating body of electronic card coupler, through hole is used for ccontaining other electron component, and is provided with corresponding through hole in baffle and uses as the welding of electronic component.

Compared with prior art, the utlity model has following advantage: be installed on that electronic cards in it can not deform or loosening, thereby stable telecommunication laser propagation effect can be provided, and saved the space effectively, meet the trend of electronic card coupler volume-diminished.Be convenient to be provided with the welding of electronic component thereon in addition.

Below in conjunction with drawings and Examples the utility model is further described.

Fig. 1 is the three-dimensional exploded view of the utility model device.

Fig. 2 is a three-dimensional combination figure of the present utility model.

Fig. 3 is a vertical view of the present utility model.

Fig. 4 is the cutaway view of Fig. 2 along IV-IV.

See also Fig. 1,2, electronic card coupler 1 is made up of institutes such as insulating body 2, conducting terminal 3, switch terminal 4 and baffles 5.Wherein being shaped as of insulating body 1 is suitable for the tabular that electronic cards 13 insertions are located, the middle part of the mating surface 16 that cooperates with electronic cards 13 on insulating body 2 is provided with several terminal-receiving passages 9 to insulating body 2 inner recess side by side along longitudinally, is used to take in conducting terminal 3 in wherein.The both sides of the terminal-receiving passage 9 on insulating body 2 are respectively equipped with the first square through hole 8, when electronic card coupler 1 is set on the printed circuit board (PCB), some other electronic component can utilize first through hole, 8 formed spaces and be arranged on the printed circuit board (PCB), to make full use of plane space limited on the printed circuit board (PCB).In addition, the latter end that the power supply subcard inserts on the insulating body 2 partly is provided with a square breach 17 with first through hole, 8 position adjacent places, to provide the space that switch terminal 4 is set, between first through hole 8 and breach 17, be provided with switch terminal hole 10, be used to install and fix switch terminal 4.Two switch terminals 4 generally are in the state of being separated from each other, thereby the not conducting of circuit of electronic card coupler 1, but when electronic cards 13 is inserted

electronic card coupler

1,13 pairs of an electronic cards wherein switch terminal 4 produce contention effects, make its flexural deformation and contact, thereby make the circuit of electronic card coupler 1 be in conducting state with another switch terminal 4.In addition, be provided with locating groove 12, be used to make 5 of insulating body 2 and baffles to reach fastening location in the rear and front end of insulating body 2 both sides.Please cooperate and consult Fig. 4, several conducting terminals 3 are contained in the terminal-receiving passage 9 on the insulating body 2, appropriate location, conducting terminal 3 stage casing is provided with fixed part 31, in order to conducting terminal 3 is fixed in the terminal-receiving passage 9, its other end is a contact site 32, and the mating surface 16 that can be extended out insulating body 2 is outer and constitute with the contact of the electronic cards 13 of inserting electronic card coupler 1 and to electrically conduct.In addition, have weld part 33 on the conducting terminal 3, its two sides, front and back of extending insulating body 2 are to be welded on the printed circuit board (PCB) (not shown).But baffle 5 be provided be flat shank 51 and cover cap in insulating body 2 and be abutted against on the side of inserting back electronic cards 13; baffle 5 is made of metal; has the shielding protection effect; and; because cold draw is preferable; but thereby baffle 5 thin type processing, the height of whole connector is reduced.Baffle 5 relative dual-sides have both sides 52 to insulating body direction vertical extent, locating groove 12 places that correspond to insulating body 2 on these both sides 52 are provided with location grab 11, by cooperating of

location grab

11 and 12 of locating grooves, make fastening location between insulating body 2 and the baffle 5.When baffle 5 is fixed on the insulating body 2, can keep a suitable spacing to form flat guiding ditch 18 between the two, just can insert for an electronic cards, and limit this electronic cards 13 and only can insert in the electronic card coupler 1 according to the direction that is parallel to baffle 5, and produce the suitably effect of guiding electronic cards 13.In the front and back that electronic cards 13 is inserted electronic card coupler 1, because insulating body 2 approaches electronic cards thickness with the spacing of baffle 5, make 51 pairs of electronic cards 13 of tabular shank of baffle 5 that certain compressing fixation be arranged, can prevent that electronic cards 13 from distorting or skid off electronic card coupler 1.In addition, the appropriate position, both sides of baffle 5 is provided with a bonding pad 14 to protruding out away from direction respectively, be used for electronic card coupler 1 is weldingly fixed on printed circuit board (PCB), can increase the stability of electronic card coupler, and make bonding pad 14 and printed circuit board (PCB) reach grounded circuit, thereby produce the ground connection effect.

See also shown in Figure 3, the both sides of baffle 5 are provided with a clamping part 15 respectively, after electronic cards 13 is inserted electronic card coupler 1, the electronic cards 13 of 15 pairs of insertions of clamping part produces a chucking power, make it on two side directions of electronic card coupler 1, be maintained fixed, not produce and rock and displacement, interrupted phenomenon takes place to avoid telecommunication in use.In addition, first through hole, 8 places that correspond to insulating body 2 on baffle 5 are provided with second through hole 6, because the existence of second through hole 6, when welding hot blast can be thus by and evenly blow on the surface of printed circuit board (PCB), make between printed circuit board (PCB) and electronic component welding effect good.6 of two second through holes at baffle also are provided with two third through-holes 7, and the space that the existence of this third through-hole 7 can provide the contact site 32 of conducting terminal 3 to avoid baffle 5 makes its unlikely being in contact with one another and causes short circuit phenomenon.

Claims

1. electronic card coupler, comprise: be provided with several in a row insulating bodies of terminal-receiving passage arranged side by side, and be contained in conducting terminal in the insulating body terminal-receiving passage, the one end extend and the protruding terminal-receiving passage that is exposed to outer and form the contact site that touches mutually with the electronic cards contact, and the other end be made as convexedly stretch in outside the connector with the electrical weld part that combines of circuit board; It is characterized in that: electronic card coupler is provided with the metal baffle, vertical extent has both sides on the relative dual-side of this baffle, and can be mounted on the insulating body by these both sides, make between baffle and insulating body to form the subcard of can powering just and go into winding space in the electronic card coupler with the straight line direction of insertion group that is parallel to baffle.

2. electronic card coupler as claimed in claim 1 is characterized in that: baffle is provided with clamping part in its both sides.

3. electronic card coupler as claimed in claim 2 is characterized in that: baffle is provided with through hole corresponding to the place, contact site of each terminal.

4. electronic card coupler as claimed in claim 3 is characterized in that: the baffle both sides are provided with bonding pad.

5. as claim 1 or 4 described electronic card couplers, it is characterized in that: other position that insulating body is different from terminal-receiving passage is provided with first through hole.

6. electronic card coupler as claimed in claim 5 is characterized in that: the position that corresponds to first through hole on the baffle is provided with second through hole.

7. electronic card coupler as claimed in claim 6, it is characterized in that: insulating body is provided with locating groove, corresponds to the locating groove place on the baffle both sides and is provided with the location grab.

8. electronic card coupler as claimed in claim 7 is characterized in that: the latter end that the power supply subcard inserts on the insulating body partly is provided with a breach in the appropriate position.

9. electronic card coupler as claimed in claim 8 is characterized in that: the breach madial wall of insulating body is provided with the switch terminal hole.