CN202076644U - Card connector - Google Patents

Abstract

The utility model discloses a card connector, its include the casing and accept in a plurality of conductive terminal of casing, the casing includes interconnect's last casing and lower casing, go up the casing and the casing forms first opening and the second opening that is range upon range of down, first opening reaches the second opening link up each other and forms accommodating space, two at least electronic cards be range upon range of form accept in the accommodating space, conductive terminal includes first conductive terminal group and second conductive terminal group, the top inner wall of going up the casing with the below inner wall of casing is equipped with respectively and is used for acceping first conductive terminal group reaches a plurality of terminal grooves of second conductive terminal group. The utility model discloses card connector can hold two cards, compact structure, save equipment space.

Description

card connector

technical field

The utility model relates to a connector, in particular to a subscriber identity module (Subscriber Identity Module, SIM) card connector.

Background technique

The SIM card connector is widely used in many electronic communication devices such as mobile phones. It is installed on a circuit board and provides a SIM card inserted therein to achieve telecommunication transmission between the SIM card and the circuit board, thereby realizing data identification.

Fig. 1 has shown a kind of traditional SIM card connector 50, and it comprises housing 51, and is provided with a plurality of card slots 511 on the bottom wall of housing 51, and a plurality of conductive terminals 512 are embedded on the card slots 511, and conductive terminals 512 Welded on the circuit board (not shown in the figure) and electrically connected with the circuit board. The SIM card connector 50 also includes a fastener 52 arranged on the housing 51, when the fastener 52 and the bottom wall and the side wall of the housing 51 form a stable insertion space for the insertion of the SIM card 53 .

However, as electronic communication devices such as mobile phones are becoming thinner and more compact, the SIM card connectors used in mobile phones should also adapt to this and move forward in a thinner and more compact direction. However, the above-mentioned conventional SIM card connector 50 has a large volume and needs to occupy a relatively large space of electronic communication equipment, so it is not suitable for current actual needs. Moreover, the traditional SIM card connector 50 can only be inserted into one SIM card, and cannot meet the needs of the dual-card dual-standby function of current mobile phones.

Utility model content

The purpose of the utility model is to provide a compact card connector capable of accommodating dual electronic cards in view of the above-mentioned shortcomings of the prior art.

In order to achieve the above object, the card connector provided by the utility model includes a housing and a plurality of conductive terminals accommodated in the housing, the housing includes an upper housing and a lower housing connected to each other, the upper housing The casing and the lower casing form a stacked first opening and a second opening, the first opening and the second opening communicate with each other to form a storage space, and at least two electronic cards are stacked and stored in the In the accommodation space, the conductive terminals include a first conductive terminal group and a second conductive terminal group, and the upper inner wall of the upper case and the lower inner wall of the lower case are respectively provided with a set for accommodating the first conductive terminal group. and a plurality of terminal grooves of the second conductive terminal group.

As mentioned above, the structure of the card connector of the present utility model is compact, and its housing is assembled by upper and lower housings. The card connector can be used by inserting two electronic cards in the same direction, so that electronic communication equipment such as mobile phones Realize dual card dual standby function. At the same time, the utility model has a compact structure, which can save the internal space of mobile phones or other electronic communication equipments whose volumes are getting thinner and thinner. Moreover, after the electronic card is inserted into the housing of the card connector of the present invention, the contact between the electronic card and the conductive terminal is stable, thereby ensuring good telecommunication transmission.

Description of drawings

Fig. 1 is a perspective view of an existing SIM card connector.

Fig. 2 is a perspective view of an embodiment of the card connector of the present invention.

FIG. 3 is a perspective view of the card connector shown in FIG. 2 cooperating with the SIM card.

FIG. 4 is an exploded perspective view of the card connector shown in FIG. 2 .

FIG. 5 is a perspective view of the upper housing of the card connector shown in FIG. 4 .

FIG. 6 is a perspective view of the lower housing of the card connector shown in FIG. 4 .

FIG. 7 is a perspective view of the conductive terminals of the card connector shown in FIG. 4 .

The reference signs in the figure are explained as follows:

card connector 1 housing 10

Upper shell 11 Top surface 111

Fitting part 112 Stop part 113

Gap 114 Protruding post 1121

Terminal slot 115, 136 first opening 120

Second opening 121 Containment space 122

Lower shell 13 Bottom surface 131

Assembly Department 132 Installation Groove 133

Hole 1331 Extension 134

Stopping part 135 Notch 137

Slotted 138 Fixed piece 139

Conductive terminal 20 First conductive terminal group 21

Conductive terminal body 211 First contact end 2111

The first welding end 2113 The second conductive terminal group 23

Second contact end 2311 Second welding end 2313

First SIM card 31 Second SIM card 32

Detailed ways

In order to describe the technical content, structural features, achieved goals and effects of the present utility model in detail, the following will be described in detail in conjunction with the embodiments and accompanying drawings.

Please refer to FIGS. 2-4 , the card connector 1 of the present invention includes a housing 10 and a plurality of conductive terminals 20 . One end of these conductive terminals 20 is accommodated in the housing 10 for contacting with the electronic card; the other end protrudes out of the housing 10 for soldering to an external circuit board (not shown). In the following embodiments, the electronic card is a SIM card. When the SIM card is inserted into use, the telecommunications active part on the SIM card is in contact with the conductive terminal 20, thereby forming a telecommunications connection with the external circuit board. As a concept of the present utility model, the SIM card connector 1 can be used for dual SIM cards, such as the first SIM card 31 and the second SIM card 32 shown in FIG. pending function.

Please refer to Figures 2-5, the casing 10 is roughly square, and it includes an upper casing 11 and a lower casing 13 assembled up and down, and the assembled upper casing 11 and lower casing 13 form a stacked first opening. 120 and the second opening 121 , which pass through the first opening 120 and the second opening 121 to form a receiving space 122 for inserting dual SIM cards. Preferably, the first opening 120 and the second opening 121 are located on the same side of the casing 10 . Specifically, please refer to FIG. 4 and FIG. 5 , the upper casing 11 is semi-closed, and has a top surface 111 , from the left and right sides of the top surface 111 respectively extend downwards with matching parts 112 , behind the top surface 111 Two separate stoppers 113 are formed, and the stoppers 113 engage with the mating part 112 , and a gap 114 is formed between the two stoppers 113 . When the SIM card is inserted, the tail of the first SIM card 31 is blocked by the stop portion 113 . The matching portion 112 is provided with at least one protrusion 1121 for matching the assembly between the upper shell 11 and the lower shell 13 . The inner wall of the top surface 111 of the upper casing 11 defines a plurality of terminal slots 115 for receiving the first conductive terminal set 21 . Preferably, the terminal groove 115 extends to the rear of the upper casing 11, so that one end of each conductive terminal in the first conductive terminal group 21 is accommodated in the terminal groove 115, and the other end protrudes from the upper casing. 11 outside the rear, thereby connecting with the external circuit board.

Similarly, please refer to FIG. 6 , the lower casing 13 is also semi-closed, and includes a bottom surface 131 , and mounting portions 132 extend upward from left and right sides of the bottom surface 131 . The mounting portion 132 defines a mounting groove 133 for engaging with the mating portion 112 of the upper housing 11 . Preferably, the mounting groove 133 is provided with a plurality of openings 1331 at positions corresponding to the protrusions 1121 of the matching portion 112 . When the upper shell 11 and the lower shell 13 are assembled, the protrusions 1121 are inserted into the openings 1331 , so as to realize the detachable connection. The assembly method between the upper case 11 and the lower case 13 is not limited thereto, for example, other fasteners such as screws can be used for fixing. The inner wall of each assembly part 132 extends inwardly with an extension part 134. The extension part 134 has a certain thickness. When the first and second SIM cards 31 and 32 are respectively inserted into the housing 10 , the extension part 134 is located between the first and second SIM cards 31 and 32 . In addition, stop portions 135 are respectively provided on both sides of the rear of the lower case 13, and the stop portions 135 are connected to the extension portion 134, so that the inner walls on both sides of the lower case 13 are respectively in contact with the extension portion 134 and the stop portion. 135 forms a groove shape, and when the second SIM card 32 is inserted, the tail of the second SIM card 32 is blocked by the stop portion 135 .

As shown in the figure, a plurality of terminal slots 136 are disposed on the inner wall of the bottom surface 131 of the lower housing 13 for receiving the second conductive terminal set 23 . Preferably, the terminal groove 136 extends to the front of the lower casing 13, so that one end of each conductive terminal in the second conductive terminal group 23 is accommodated in the terminal groove 136, and the other end protrudes from the lower casing. body 13 outside the front, so as to be connected with the external circuit board. In addition, the rear edge of the bottom surface 131 of the lower case 13 is also provided with a plurality of notches 137, when the upper case 11 accommodating the first conductive terminal group 21 is connected to the lower case 13, the notches 137 and the first The ends of the conductive terminal group 21 are fitted together, so as to facilitate welding of the first conductive terminal group 21 .

Preferably, slots 138 are respectively provided on the fitting parts 132 on both sides of the lower housing 13, and one end of an L-shaped fixing piece 139 (please refer to FIG. 4 ) is embedded in the slots 138, and the other end protrudes from the fitting part. 132 outside.

FIG. 7 shows the conductive terminal 20 of the present invention. As mentioned above, the conductive terminal 20 includes a first conductive terminal group 21 and a second conductive terminal group 23 . The structures of the first conductive terminal group 21 and the second conductive terminal group 23 are substantially the same.

Please refer to FIG. 7 , the first conductive terminal group 21 includes a plurality of independent conductive terminal bodies 211 , and each conductive terminal body 211 includes a first contact end 2111 and a first welding end 2113 . The first contact end 2111 is arranged in the form of an elastic arm and has flexibility. When contacting the first SIM card 31 , it will be deformed by deflection, thereby achieving good contact. The first welding end 2113 protrudes outside the housing 10 and is welded to an external circuit board. The shape and length of the conductive terminal body 211 can be set according to actual needs, which are not limited in this embodiment. Likewise, the second conductive terminal group 23 has a plurality of independent conductive terminal bodies 231 , and each conductive terminal body 231 includes a second contact end 2311 and a second welding end 2313 .

In summary, the housing 10 of the card connector 1 of the present invention is assembled from upper and lower housings 11, 13, and the card connector 1 can be used for inserting two SIM cards in the same direction, so that mobile phones, etc. Electronic communication equipment realizes dual card dual standby function. At the same time, the utility model has a compact structure, which can save the internal space of mobile phones or other electronic communication equipments whose volumes are getting thinner and thinner. Moreover, after the SIM card is inserted into the housing 10 of the card connector 1 of the present invention, the contact between the SIM card and the conductive terminals 20 is stable, thereby ensuring good telecommunication transmission.

Claims (10)

1. A card connector, comprising a housing and a plurality of conductive terminals accommodated in the housing, characterized in that: the housing includes an upper housing and a lower housing connected to each other, the upper housing and the lower housing A stacked first opening and a second opening are formed, the first opening and the second opening communicate with each other to form a storage space, at least two electronic cards are stacked and stored in the storage space, and the conductive terminals include The first conductive terminal group and the second conductive terminal group, the upper inner wall of the upper casing and the lower inner wall of the lower casing are respectively provided with holes for accommodating the first conductive terminal group and the second conductive terminal group. Multiple terminal slots. 2. The card connector as claimed in claim 1, wherein the first opening and the second opening are located on the same side of the housing. 3. The card connector as claimed in claim 1, wherein at least two electronic cards are respectively inserted into the receiving space through the first opening and the second opening. 4. The card connector as claimed in claim 1, wherein the upper housing comprises a top surface and two matching portions respectively extending downward from two sides of the top surface. 5. The card connector according to claim 4, characterized in that: the lower housing comprises a bottom surface and two fitting parts respectively extending upward from both sides of the bottom surface, and the fitting parts correspond to the mating parts connect. 6. The card connector as claimed in claim 5, wherein two installation grooves for fitting with the mating portion are provided on the fitting portion. 7. The card connector as claimed in claim 6, wherein a plurality of protrusions are formed on the matching portion, and a plurality of openings are formed on the mounting groove corresponding to the protrusions. 8. The card connector according to claim 1, characterized in that: the left and right inner walls of the lower housing are respectively provided with extensions, the extensions extend toward the center of the receiving space, when two electronic cards are inserted into the receiving When there is space, the extension is located between the two electronic cards. 9. The card connector according to claim 1, further comprising at least one fixing piece, the fixing piece is connected with the lower housing. 10. The card connector as claimed in claim 9, characterized in that: the two sides of the lower housing are respectively provided with slots, one end of the fixing piece is inserted into the slot, and the fixing piece is inserted into the slot. The other end protrudes outside the lower casing.

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