CN201639090U - Card connector - Google Patents
Card connector Download PDFInfo
- Publication number
- CN201639090U CN201639090U CN2010203017800U CN201020301780U CN201639090U CN 201639090 U CN201639090 U CN 201639090U CN 2010203017800 U CN2010203017800 U CN 2010203017800U CN 201020301780 U CN201020301780 U CN 201020301780U CN 201639090 U CN201639090 U CN 201639090U
- Authority
- CN
- China
- Prior art keywords
- insulating body
- shielding casing
- card connector
- side wall
- main board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model concerns a card connector, comprising an insulated body, a plurality of conducting terminals arranged in the insulating body and a shielding casing assembled on the insulating body, wherein, the insulating body comprises a body part and two side walls extending upwards vertically from two sides of the body part, a card containing space for containing an electronic card is defined by the body part and the side walls; the shielding casing comprises a motherboard part positioned above the card containing space and a fixed holding structure extending downwards from two sides of the motherboard part; a mounting groove communicated with the card containing space is arranged inside the side walls of the insulating body, and the fixed holding structure at two sides of the shielding casing is clamped and contained in the side walls of the insulating body. The coplane degree of the welding pins of the shielding casing is easy to maintain by the abutment of the side walls of the insulating body.
Description
[technical field]
The utility model relates to a kind of card connector, relates in particular to a kind of sim card connector that is used in mobile phone or other communication apparatus.
[background technology]
In the modern society of information prosperity, mobile phone is quite universal, and its usage quantity doubles year by year, and along with the increase of mobile phone usage quantity, the card connector that is installed on the SIM card that is used to connect the User Recognition effect in the mobile phone is widely used.
Card connector during prior art is gone into generally comprises insulating body, is installed on and is the conducting terminal that two row are provided with in the insulating body and is installed on shielding casing on the insulating body; Described shielding casing is formed by the sheet metal punching press, and it comprises and is the sidepiece that flat main part and autonomous body both sides are bent to form downwards; Be formed with button on the described sidepiece and hold the hole, the insulating body outside is outstanding to be provided with and to hold the button that matches in the hole with the button of shielding casing and hold projection; Shielding casing side end outwards bending extends to form the weld part that welds with circuit board.
But, because of the shielding casing sidepiece is positioned at the insulating body outside, so being located at the weld part of shielding casing end upwarps easily and is difficult to keep good coplane degree, and then can influence the welding operation of shielding casing and circuit board, meeting produces it and circuit board welds situations such as instability, is unfavorable for the normal use of card connector.
Therefore, necessary existing card connector is improved to overcome the shortcoming of prior art.
[utility model content]
The purpose of this utility model is to provide a kind of card connector, and the welding foot of its shielding casing has good coplane degree, helps the miniaturization of card connector simultaneously.
For reaching above-mentioned purpose, the utility model provides a kind of card connector, and it comprises insulating body, be row is located at the plurality of conductive terminals in the insulating body and is assembled in shielding casing on the insulating body; Described insulating body comprises body, the vertically extending side wall that makes progress from the body both sides, and described body and side wall define and form the card receiving space of accommodating electronic cards; Described shielding casing comprises main board portion that is positioned at card receiving space top and the holding structure that extends from the main board portion both sides downwards; Described insulating body side wall inboard is provided with the mounting groove that is communicated with receiving space, and the holding structure of shielding casing both sides holds and is contained in insulating body side wall inboard.
Compared to prior art, card connector of the present utility model has following beneficial effect: be contained in insulating body side wall inboard because of the holding structure of shielding casing both sides holds, so the butt of mat insulating body side wall and be easy to keep the coplane degree of shielding casing welding foot.
[description of drawings]
Fig. 1 is the assembly drawing of the card connector in the utility model first execution mode.
The three-dimensional assembly diagram that Fig. 2 sees from another angle for card connector shown in Figure 1.
Fig. 3 is the three-dimensional exploded view of the card connector in the utility model first execution mode.
The three-dimensional exploded view that Fig. 4 sees from another angle for card connector shown in Figure 3.
Fig. 5 is the three-dimensional exploded view of the card connector in the utility model second execution mode.
Fig. 6 is the three-dimensional assembly diagram of the card connector in the utility model second execution mode.
[embodiment]
Below, will introduce first execution mode of the utility model card connector 1 in conjunction with Fig. 1 to Fig. 4 in detail.Card connector 1 in the present embodiment comprises insulating body 2, be shaped in the conducting terminal 3 in the insulating body 2 and be covered in shielding casing 4 on the insulating body 2.
Insulating body 2 comprises body 20, be that two row run through the terminal containing slot 22 that is arranged at body 20 and from the vertically extending side wall 21 that makes progress from body 20 both sides respectively.Body 20 and both walls 21 define the receiving space 25 that is formed for accommodating electronic cards.The inboard, side wall 21 middle part of insulating body 2 extends to form the through slot 210 that is communicated with receiving space 25 along the perpendicular circuit board direction, body 20 is formed with holddown groove 201 with these through slot 210 corresponding positions simultaneously, and this holddown groove 201 runs through body 20 and is connected with through slot 210.Body 20 is the outstanding protuberance 202 that is formed with in holddown groove 201, and 21 pairs of side walls should protuberance 202 places run through and are formed with through hole 212; Described through slot 210 and holddown groove 201 constitute the mounting groove of shielding casing 4.Insulating body 2 goes out to be recessed to form depressed part 24 corresponding to the mounting groove position on the bottom surface of circuit board direction.Insulating body 2 side walls 21 end faces middle part is recessed to form the bearing surface 215 that constitutes step surface with side wall 21 end faces downwards.
During installation, the fixing arm 42 of shielding casing 4 runs through and is contained in the through slot 210 of side wall 21, and the welding foot 420 of fixing arm 42 runs through the holddown groove 201 of insulating body 2 and is positioned at the depressed part 24 that insulating body 2 bottom surfaces form simultaneously.The linking arm 43 and the through slot 210 inwall interference engagement of shielding casing 4, butt sheet 431 connects with the protuberance 202 of body 20 simultaneously; Linking arm 43 correspondences are connected in the through hole 212 of insulating body 2 during because of installation, increase by this because of butt sheet 431 and protuberance 202 connect to make linking arm 43 produce the deformation space of strain.
In addition, during installation, the bonding jumper 41 of shielding casing 4 is connected on the bearing surface 215 of side wall 21, and then make shielding casing 4 end faces and side wall 21 end faces be positioned at same plane, and be positioned at same plane because of welding foot 420 is positioned at depressed part 24 and then shielding casing 4 bottom surfaces and insulating body 2 bottom surfaces, can reduce the height of card connector 1 thus to greatest extent.
Please refer to Fig. 5 and shown in Figure 6, below will introduce second execution mode of the utility model card connector 1.Structure in card connector structure in the present embodiment and first execution mode is identical substantially.Difference is the fit structure of insulating body 2 and shielding casing 4.Particularly, inboard, insulating body 2 side walls, 21 middle part extends to form the through slot 210 that is communicated with receiving space 25 along the perpendicular circuit board direction, body 20 is formed with holddown groove 201 with these through slot 210 corresponding positions simultaneously, this holddown groove 201 runs through body 20 and is connected with through slot 210, and described through slot 210 and holddown groove 201 constitute the mounting groove of shielding casing 4.The outstanding buckle protuberance 214 that is formed with of these through slot 210 inwalls, insulating body 2 goes out to be recessed to form depressed part 24 corresponding to the mounting groove position on the bottom surface of circuit board direction simultaneously.
Not state structure identical with first execution mode for other of card connector 1 in second execution mode.
During installation, shielding casing 4 is positioned at receiving space 25 tops, and the holding hole 441 that forms on the mat side plate 44 and buckle protuberance 214 on insulating body 2 side walls 21 interlock and hold and with shielding casing 4 stable being immobilizated on the insulating body 2.
The shielding casing 4 of card connector 1 of the present invention is assembled in insulating body 2 side walls 21 inboards, the butt of mat insulating body 2 side walls 21 and be easy to keep the flatness of welding foot 420,440; Simultaneously, the projection of shielding casing 4 on insulating body 2 is positioned at insulating body 2 fully, and promptly shielding casing 4 is positioned at insulating body 2 inside fully, helps the miniaturization of card connector 1.
Claims (10)
1. card connector, it comprises insulating body, be row is located at the plurality of conductive terminals in the insulating body and is assembled in shielding casing on the insulating body; Described insulating body comprises body, the vertically extending side wall that makes progress from the body both sides, and described body and side wall define and form the card receiving space of accommodating electronic cards; Described shielding casing comprises main board portion that is positioned at card receiving space top and the holding structure that extends from the main board portion both sides downwards; It is characterized in that: described insulating body side wall inboard is provided with the mounting groove that is communicated with receiving space, and the holding structure of shielding casing both sides holds and is contained in insulating body side wall inboard.
2. card connector as claimed in claim 1 is characterized in that: wherein said mounting groove comprises the through slot of being located at the side wall inboard that is interconnected and is located at holding slot on the body that described through slot is communicated with setting with receiving space.
3. card connector as claimed in claim 2 is characterized in that: the holding structure of wherein said shielding casing comprises the two fixing arms that extend from the main board portion two ends downwards and connects the linking arm of two fixing arms.
4. card connector as claimed in claim 3 is characterized in that: wherein said each fixing arm end is provided with towards the inboard welding foot that extends and be arranged in parallel with main board portion of shielding casing.
5. card connector as claimed in claim 3 is characterized in that: the body of wherein said insulating body is provided with the protuberance that projects in the holding slot, and described shielding casing linking arm is provided with the butt sheet that connects with protuberance.
6. card connector as claimed in claim 5, it is characterized in that: it is outstanding laterally that wherein said linking arm is compared the fixing arm, the insulating body side wall is formed with through hole corresponding to this linking arm place, and the butt sheet forms towards shielding casing internal direction diagonally extending from the linking arm middle part.
7. card connector as claimed in claim 2, it is characterized in that: outstanding being formed with holds protuberance in the through slot on the wherein said insulating body side wall, the holding structure of shielding casing comprises from the main board portion both sides side plate that extends downwards, and described side plate is provided with described and holds the holding hole that protuberance interlocks and holds.
8. card connector as claimed in claim 7 is characterized in that: wherein said side plate two ends are respectively equipped with towards the inboard welding foot that extends and be arranged in parallel with main board portion of shielding casing.
9. as claim 4 or 8 described card connectors, it is characterized in that: wherein said insulating body is provided with depressed part towards the bottom surface of circuit board direction corresponding to mounting groove position depression, and the welding foot of described shielding casing is contained in this depressed part.
10. card connector as claimed in claim 1 is characterized in that: wherein said insulating body side wall is provided with the bearing surface to lower recess, and described shielding casing main board portion both side ends is provided with the bonding jumper that overlaps mutually with described bearing surface respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010203017800U CN201639090U (en) | 2010-01-28 | 2010-01-28 | Card connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010203017800U CN201639090U (en) | 2010-01-28 | 2010-01-28 | Card connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201639090U true CN201639090U (en) | 2010-11-17 |
Family
ID=43083596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010203017800U Expired - Fee Related CN201639090U (en) | 2010-01-28 | 2010-01-28 | Card connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201639090U (en) |
-
2010
- 2010-01-28 CN CN2010203017800U patent/CN201639090U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101117 Termination date: 20130128 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |