CN202487837U - card connector - Google Patents

Abstract

The utility model discloses a card connector, comprising a first insulating body, a second insulating body arranged above the first insulating body, a plurality of signal terminals installed on the first and second insulating bodies, and a shielding shell shielding the first and second insulating bodies. A first card slot and a second card slot are provided on the first insulating body, and a third card slot is provided on the second insulating body. With the first card slot and the second card slot provided on the first insulating body, and the third card slot provided on the second insulating body, a parallel-type combined with a stacked structure is formed to achieve the effect of multiple cards in one, thereby making full use of the space occupied by the card connector on the circuit board, which is conducive to the miniaturization of the product, and the multiple cards in one structure can meet the needs of more users.

Description

card connector

technical field

The utility model relates to a card connector, in particular to a card connector capable of connecting and accommodating a plurality of SIM cards and SD cards.

Background technique

With the development of mobile communication technology, mobile phones have become a communication tool that people rely on. People have requirements for mobile phone functions. On the one hand, more and more people begin to have multiple phone numbers to meet their social needs, that is, they need a mobile phone Using more than two SIM cards, on the other hand, requires more and more data storage capacity, requiring mobile phones to use SD and other memory cards, thus giving birth to the technological development of multiple cards in one machine. Among the existing card connectors, there are already products that can connect multiple SIM cards at the same time.

The above-mentioned card connector fails to have the multi-card integration function of connecting multiple SIM cards and SD cards, and takes up a lot of space.

Utility model content

The purpose of the utility model is to provide a card connector capable of connecting and accommodating a plurality of SIM cards and SD cards aiming at the above-mentioned deficiencies in the prior art.

In order to achieve the above object, the utility model provides a card connector, including a first insulating body, a second insulating body arranged above the first insulating body, a number of signal terminals installed on the first and second insulating bodies and a shielding case shielding the first and second insulating bodies. The first insulating body has a front surface, two side surfaces and a rear surface. The upper surface of the first insulating body is recessed downward to form a first draw-in groove and a second draw-in groove side by side. A number of first terminal slots connected to the card slots and a number of second terminal slots connected to the second card slots, and a number of third terminal slots connected to the second card slots are opened on the rear surface forward, the first card slots and the second card slots are connected to each other. An accommodating slot is defined between the second card slots. The second insulating body is arranged above the first insulating body, and includes a base body and two cover plates installed on the base body. The upper surface of the base body is recessed downward to form a third card slot. There are several perforations through the side wall and the cover plate. The upper surface of the base body is corresponding to the cover plate. Two installation grooves are recessed downwards. There is an opening with an area smaller than the cover plate in the two installation grooves. The outer edges of the two openings are along the The directions of the left and right ends of the substrate correspond to the through holes to open a number of terminal positions. A plurality of signal terminals are installed in the first and second insulating bodies, including a first terminal, a second terminal, a third terminal, a fourth terminal and an elastic terminal. The shielding shell has a top plate, the two sides of the top plate are bent vertically downwards to form two side plates, the rear side edge of the top plate is bent vertically downwards to form a rear plate, the two side plates and the bottom edge of the rear plate extend horizontally outwards to form a plurality of openings. In the fixing part, the rear plate defines an opening corresponding to the third terminal groove of the first insulating body.

In summary, the card connector of the present invention has a first card slot and a second card slot provided by the first insulating body, and a third card slot is provided on the second insulating body, forming a side-by-side combined stacked structure, achieving The effect of combining multiple cards into one can make full use of the space occupied by the card connector on the circuit board, which is conducive to product miniaturization, and the structure of combining multiple cards into one can meet the needs of more users.

Description of drawings

FIG. 1 is a perspective view of the card connector of the present invention.

FIG. 2 is an exploded perspective view of the card connector shown in FIG. 1 .

FIG. 3 is an exploded perspective view of the card connector shown in FIG. 1 from another angle.

Each reference numeral in the figure is explained as follows.

Card Connector 100

The first insulating body 1 1 The first card slot 11

The first terminal slot 111 The second card slot 12

The second terminal slot 121 The third terminal slot 122

Front Surface 13 Side 14

Rear surface                                                        

Limiting post 161 Block 17, 213

The second insulating body 2 2 The third slot 20

Substrate 21 Sidewall 211

Card interface 212, 44

Mounting Slot 214 Opening Hole 215

Terminal position 216 Insertion hole 217

Limiting slot 218 Cover plate 22

Perforation 221 Insertion part 222

Signal terminal 3 3 1st terminal 31

2nd terminal 32 3rd terminal 33

4th terminal 34   Elastic terminal 35

Fixed part 311, 321, 331, 341, 351

Welding Department 312, 322, 332, 342

Contact part 313, 323, 333, 343, 352

Shielding Shell 4 4 Top Plate 41

Card access slot 411 side panel 42

Rear panel 43 Opening 431

Fixed part 45.

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 FIG. 1, the utility model card connector 100 includes a first insulating body 1, a second insulating body 2 arranged above the first insulating body 1, and a second insulating body 2 installed on the first and second insulating bodies 1 and 2. A plurality of signal terminals 3 and a shielding case 4 covering the first and second insulating bodies 1 and 2 .

Wherein the first insulating body 1 is provided with a first card slot 11 and a second card slot 12, and the second insulating body 2 is provided with a third card slot 20, and an electronic card (not shown) can be inserted longitudinally into the first card slot 11 and the second card slot 12, or can be inserted horizontally into the third card slot 20, in this embodiment, the first card slot 11 is inserted into the SD card, and the second card slot 12 and the third card slot 20 are inserted into the SIM card .

Please refer to FIG. 2 and FIG. 3, the first insulating body 1 is in the shape of a rectangular block, with a front surface 13, two side surfaces 14 and a rear surface 15, and the upper surface of the first insulating body 1 is recessed downward to form a first card slot side by side. 11 and a second card slot 12. The front surface 13 is provided with a plurality of first terminal slots 111 connected with the first card slot 11 and a number of second terminal slots 121 communicated with the second card slot 12 backwards, and the rear surface 15 is provided with a number of terminal slots connected with the second card slot 12 forward. The slots 12 are connected to a plurality of third terminal slots 122 . The first insulating body 1 defines a receiving slot 16 between the first slot 11 and the second slot 12 , and a front end of the receiving slot 16 is provided with a vertically upward limiting post 161 . The two side surfaces 14 and the rear surface 15 respectively have a plurality of locking blocks 17 protruding outward.

Please refer to Fig. 2 and Fig. 3, the second insulating body 2 includes a base body 21 and two cover plates 22 installed on the base body 21, the upper surface of the base body 21 is recessed downwards to form a third card slot 20, the base body 21 has two The sides extend vertically downward to form two side walls 211, and the two side walls 211 are provided with a card interface 212 corresponding to the card blocks 17 on the two sides 14 of the first insulating body 1, and the two side walls 211 protrude outwards above the card interface 212. Block 213. The cover plate 22 is provided with a plurality of through holes 221 penetrating through the cover plate 22 , and the front and rear ends of the cover plate 22 extend vertically downward to form an insertion portion 222 . The upper surface of the base body 21 is recessed downwards corresponding to the cover plate 22 and is provided with two installation grooves 214. An opening 215 with an area smaller than the cover plate 22 is provided in the two installation grooves 214 respectively. The outer edges of the two openings 215 are along the direction of the left and right ends of the base body 21 A plurality of terminal positions 216 are defined corresponding to the through holes 221 , and insertion holes 217 are defined on both sides of the base 21 corresponding to the insertion portion 222 of the cover plate 22 on both sides of the installation groove 214 . A limiting groove 218 corresponding to the limiting post 161 of the first insulating body 1 is opened upward from the lower surface of the front edge of the base body 21 .

Referring to FIGS. 1 to 3 , the signal terminal 3 includes a first terminal 31 , a second terminal 32 , a third terminal 33 , a fourth terminal 34 and an elastic terminal 35 .

The first terminal 31 has a holding portion 311 . The front end of the holding portion 311 is bent vertically downwards and then extends forward horizontally to form a welding portion 312 . The rear end of the holding portion 311 extends backwards and then is bent upwards to form a contact portion 313 .

The second terminal 32 has a holding portion 321 . The front end of the holding portion 321 is bent vertically downwards and then extends horizontally forward to form a welding portion 322 . The holding portion 321 is punched upward to form a contact portion 323 .

The third terminal 33 has a holding portion 331 . The rear end of the holding portion 331 is bent vertically downwards and then extends horizontally to form a welding portion 332 . The front end of the holding portion 331 extends forward and then is bent upwards to form a contact portion 333 .

The fourth terminal 34 has a holding portion 341 . The outer end of the holding portion 341 is bent vertically downwards and extends horizontally to form a welding portion 342 . The holding portion 341 extends horizontally inwards and then protrudes upwards to form a contact portion 343 . In this embodiment, the fourth terminal 34 is integrally formed with the base 21 , the end of the welding portion 342 protrudes outward from the sidewall 211 of the base 21 , and the contact portion 343 protrudes inward from the terminal position 216 of the base 21 .

The elastic terminal 35 has a holding portion 351 , and the holding portion 351 extends forward and then bends to form a contact portion 352 .

Please refer to Fig. 2 and Fig. 3, the shielding shell 4 is stamped by a metal sheet, the shielding shell 4 has a top plate 41, the two sides of the top plate 41 are bent vertically downward to form two side plates 42, the rear side edge of the top plate 41 faces The bottom is vertically bent to form a rear panel 43 . The top plate 41 is provided with a card slot 411 , the side plates 42 corresponding to the block 213 of the second insulating body 2 and the rear plate 43 corresponding to the block 17 of the rear surface 15 of the first insulating body 1 are provided with a plurality of card ports 44 . The bottom edges of the two side panels 42 and the rear panel 43 extend outward horizontally to define a plurality of fixing parts 45 for fixing with an external circuit board (not shown). The rear panel 43 defines an opening 431 corresponding to the third terminal slot 122 of the first insulating housing 1 .

Please refer to FIG. 1 to FIG. 3 , when the card connector 100 of the present invention is assembled, the first terminal 31 , the second terminal 32 , the third terminal 33 and the elastic terminal 35 are plugged into the first part of the first insulating body 1 respectively. Inside the terminal groove 111 , the second terminal groove 121 , the third terminal groove 122 and the accommodating groove 16 . Specifically, the first terminal 31 is inserted from front to back and held in the first terminal slot 111 by the holding portion 311 , the welding portion 312 extends out of the first terminal slot 111 , and the contact portion 313 partially extends into the first card slot 11 ; The second terminal 32 is inserted from front to back and held in the second terminal groove 121 by the holding part 321, the welding part 322 extends out of the second terminal groove 121, and the contact part 323 partially extends into the second card groove 12; the third terminal 33 is inserted from the rear to the front and held in the third terminal groove 122 by the holding part 331, the welding part 332 protrudes outside the third terminal groove 122, and the contact part 333 partially extends into the second card groove 12; the elastic terminal 35 is from the top Then, it is inserted into and held in the accommodating groove 16 by the holding portion 351 , and the contact portion 352 partially extends into the first engaging groove 11 .

The cover plate 22 of the second insulating body 2 is covered in the installation groove 214 of the base body 21 from top to bottom, the insertion part 222 is inserted into the insertion hole 217 correspondingly, and the contact part 343 of the fourth terminal 34 extends through the through hole 221. into the third card slot 20. The second insulative body 2 straddles the top of the first insulative body 1 , and the limiting posts 161 are correspondingly placed in the limiting slots 218 , and are engaged with the blocks 17 on both sides 14 of the first insulative body 1 through the card interface 212 . fixed.

The shielding case 4 is covered from top to bottom on the top of the first insulating body 1 and the second insulating body 2, by means of the card interface 44 and the clamping blocks 213 on the two side walls of the second insulating body 2 and the rear surface 15 of the first insulating body. The clamping blocks 17 are snapped together so as to fix the first insulating body 1 and the second insulating body 2 in the shielding case 4 .

In summary, the card connector 100 of the present invention is provided with a first card slot 11 and a second card slot 12 on the first insulating body 1, and a third card slot 20 is provided on the second insulating body 2, forming a parallel Combined with the stacked structure, the effect of multi-card integration is achieved, so that the space occupied by the card connector 100 on the circuit board is fully utilized, which is conducive to product miniaturization, and the multi-card integration structure can meet the needs of more users .

Claims (6)

1. A card connector, comprising a first insulating body, a second insulating body located above the first insulating body, some signal terminals installed on the first and second insulating bodies and a shielding first and second insulating body The shielding shell of the second insulating body, the first insulating body has a front surface, two sides and a rear surface; the second insulating body is arranged on the top of the first insulating body, including a base body and two cover plates installed on the base body, the base body has two The side extends vertically downwards to form two side walls. There are several perforations through the cover plate. The upper surface of the base body is corresponding to the cover plate. Two installation grooves are recessed downwards. In the two installation grooves, there is an opening with an area smaller than the cover plate. , the outer edges of the two openings are provided with a number of terminal positions corresponding to the through holes along the left and right ends of the substrate; the number of signal terminals includes a first terminal, a second terminal, a third terminal, a fourth terminal and an elastic terminal; the shielding shell has a The top plate, the two sides of the top plate are bent vertically downward to form two side plates, the rear side edge of the top plate is bent vertically downward to form a rear plate, the bottom edges of the two side plates and the rear plate are extended horizontally outwards, and a number of fixing parts are provided. It is characterized in that: the upper surface of the first insulating body is recessed downwards to form a first card slot and a second card slot side by side, and the front surface is provided with a number of first terminal slots connected with the first card slot and A plurality of second terminal slots communicated with the second card slots, a number of third terminal slots communicated with the second card slots are provided on the rear surface forward, and a storage space is provided between the first card slots and the second card slots. The upper surface of the base body of the second insulating body is recessed downwards to form a third slot, and the rear plate of the shielding case is provided with an opening corresponding to the third terminal slot of the first insulating body. 2. The card connector according to claim 1, characterized in that: the two sides and the rear surface of the first insulating body are respectively protruded with a plurality of blocks; the two side walls of the second insulating body correspond to Card interfaces are provided on the blocks on both sides of the first insulating body, and the two side walls protrude outwards above the card interfaces. The second insulating body is buckled with the blocks on both sides of the first insulating body by means of the card interface. The shielding housing is provided with a number of card interfaces corresponding to the clamping blocks on the two side walls of the second insulating body and the clamping blocks on the rear surface of the first insulating body, and the shielding housing is connected to the two side walls of the second insulating body by means of the card interfaces. The clamping block and the clamping block on the rear surface of the first insulating body are buckled and fixed. 3. The card connector according to claim 1, characterized in that: said plurality of signal terminals comprise a first terminal, a second terminal, a third terminal, a fourth terminal and an elastic terminal; the first terminal, the second terminal , The third terminal has a holding part, a welding part and a contact part, and is inserted into the first terminal slot, the second terminal slot and the third terminal slot, specifically, the first terminal is inserted from front to back and held by The part is held in the first terminal slot, the welding part extends out of the first terminal slot, and the contact part partially extends into the first card slot; the second terminal is inserted from front to back and held in the second terminal slot by the holding part, and welded The part protrudes out of the second terminal slot, and the contact part partly protrudes into the second card slot; the third terminal is inserted from back to front and held in the third terminal slot by the holding part, and the welding part protrudes out of the third terminal slot. The contact part extends into the second slot. 4. The card connector according to claim 3, wherein the fourth terminal has a holding portion, the outer end of the holding portion is bent vertically downwards and extends horizontally outwards to form a welding portion, the holding portion faces The inner side extends horizontally and protrudes upward to form a contact portion. The fourth terminal is integrally formed with the base body. The end of the welding portion protrudes outward from the lower side wall of the base body. 5. The card connector according to claim 3, wherein the elastic terminal is accommodated in the accommodating groove of the first insulating body, a vertically upward limiting post is provided at the front end of the accommodating groove, and the front edge of the base body A limiting groove corresponding to the limiting column is opened upward from the lower surface. 6. The card connector according to claim 1, characterized in that: the front and rear ends of the cover plate extend vertically downward to form an insertion part, and the installation groove of the base body corresponds to the insertion part of the cover plate. Insertion hole.

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