Electronic card connector

Electronic card connector

This creation relates to an electronic card connector, especially an electronic card connector which is arranged under a circuit board and can be used for inserting an electronic card.

With the increasing development of portable electronic devices such as computers and mobile phones, in order to meet their various needs, different electronic cards (memory cards) have been designed, and different electronic cards generate different electronic cards. The card connector electrically connects the electronic card and the electronic device. The conventional electronic card connector can be installed on the circuit board of the electronic device, and the power supply sub-card is inserted to make the electronic card and the circuit board reach an electrical connection for transmitting the signal between the electronic card and the circuit board, so that the Information exchange between electronic card and electronic device. In addition, all-in-one electronic card connectors are available on the market, which can provide a variety of different types of electronic cards (such as XD card, SD card, MMC card, and MS card).

Please refer to the first figure, which is a conventional electronic card connector. The electronic card connector 9 is a sub-board connector. The electronic card connector 9 includes an insulating body 91 and a plurality of terminal groups 92 and 93. The main body 91 has a card insertion space 911 for receiving different electronic cards. A socket 912 is formed at the front end of the card space 911, and an electronic card can be inserted into the card space 911 through the socket 912. The terminal groups 92 and 93 are installed on the insulating body 91 and can be soldered to the circuit board to achieve electrical connection with the circuit board. The terminal groups 92 and 93 extend into the card space 911 and can be used respectively. Contact with the electronic card inserted in the card space 911 to achieve electrical connection.

Since the electronic card connector 9 is an under-board connector, the soldering portions of the terminals 921 and 931 of all the terminal groups 92 and 93 must be extended upward so that the soldering portions of the terminals 921 and 931 are located on the electronic card connector 9 Edge so as to be soldered to the bottom surface of the circuit board, so that the electronic card connector 9 is disposed under the board.

In the above-mentioned electronic card connector 9, the terminal group 92 located at the forefront is adjacent to the socket 912. If each terminal 921 of the terminal group 92 extends directly forward and upward, it will be blocked at the front of the socket 912, so that the electronic card cannot pass through the socket 912. Insert into card space 911. Therefore, a sub-circuit board 94 needs to be provided, so that the soldering portions of the terminals 921 of the terminal group 92 can be soldered to the sub-circuit board 94, so that the soldering portions of the terminals 921 can pass through the circuit tracks and The terminals 95 connected on both sides of the circuit board 94 are electrically connected to the circuit board.

However, in the above-mentioned electronic card connector 9, the manufacturing cost of the sub-circuit board 94 is relatively high, which makes the production cost of the electronic card connector much higher.

The reason is that the author feels that the above-mentioned shortcomings can be improved. He has devoted himself to studying and cooperating with the application of academic theory, and finally proposes a rationally designed and effective improvement of the above-mentioned original creations.

The main purpose of this creation is to provide an electronic card connector that electrically connects the terminals of the adjacent socket and the circuit board with an adapter terminal. The production cost of the sub-circuit board can be omitted and the production cost can be reduced.

In order to achieve the above object, the present invention provides an electronic card connector, including: an insulating body having a card space, the front end of the card space forms a socket; a first terminal group containing a plurality of terminals, the After the terminals are installed near the socket on the insulating body, each terminal has a soldering portion and a contact portion, and the contact portions of the terminals protrude into the card space; and a transfer terminal group including a plurality of transfers Terminals, the transfer terminals are located near the socket on the insulating body, each transfer terminal has a soldering portion and a contact portion, and the soldering portions of the transfer terminals protrude from the insulation body, the After the contact portions of the transfer terminals are exposed in the card space of the insulating body, the soldering portions of the terminals of the first terminal group are respectively welded to the contact portions of the transfer terminals.

This creation is mainly to install a plurality of transfer terminals at the positions adjacent to the sockets on the insulating body, so that each terminal of the first terminal group adjacent to the sockets can be welded with the welding portion and the contact portion of the corresponding transfer terminal, so that The terminals of the adjacent socket can be electrically connected to the circuit board through the transfer terminal, and it is not necessary to separately set the electrical connection terminals and the circuit board of the sub circuit board, so the manufacturing cost of the sub circuit board can be omitted, and the production cost can be reduced.

In order to further understand the characteristics and technical content of this creation, please refer to the following detailed description and drawings of this creation, but the drawings are provided for reference and explanation only, and are not intended to limit this creation.

Please refer to the second to fifth figures. The present invention provides an electronic card connector, which is arranged below the circuit board 8 and can be used for inserting a variety of different electronic cards, including an insulating body 1, a first terminal group 2 A second terminal group 3, a third terminal group 4, a transfer terminal group 5, a card ejection mechanism 6 and a shielding case 7, wherein the insulating body 1 is made of a plastic material, and the insulating body 1 It has a base portion 11 and a first arm portion 12 and a second arm portion 13 connected to both ends of the base portion 11 and extending in parallel. A card space 14 is formed between the base portion 11 and the two arm portions 12, 13 to accommodate Different electronic cards (such as XD card, SD card, MMC card, MS card, etc.) are installed, and a socket 15 is formed at the front end of the card space 14 for the electronic card to be inserted into the card space 14 through the socket 15.

The terminal groups 2, 3, and 4 each include a plurality of terminals 21, 31, and 41. These terminals 21, 31, and 41 are made of a conductive metal material and are bent into an appropriate shape. The terminals 21, 31, and 41 of the terminal groups 2, 3, and 4 are sequentially installed from front to back on the base 11 of the insulating body 1 at the front, middle, and rear positions. The arm portions 12 and 13 extend in parallel, so that the terminal groups 2, 3, and 4 are arranged at different front and rear positions on the base portion 11 of the insulating body 1, and are roughly arranged in three rows.

Each terminal 21, 31, 41 has a soldering portion 211, 311, 411 and a contact portion 212, 312, 412. The soldering portion 211 of the terminal 21 of the frontmost first terminal group 2 extends forward to the inner space of the socket 15 and can be used for soldering to the terminal group 5; the terminals 31 of the second terminal group 3 and the third terminal group 4 The soldering portions 311 and 411 of 41 and 41 extend backward and upward to the upper edge of the rear end of the insulating body 1. The soldering portions 311 and 411 of the terminals 31 and 41 can be soldered to the bottom surface of the circuit board to achieve electrical connection with the circuit board. Sexual connection. The contact portions 212, 312, and 412 of the terminals 21, 31, and 41 extend into the card space 14 and can be used to achieve electrical connection with the electronic card inserted in the card space 14, respectively.

In this embodiment, the terminals 21 of the first terminal group 2 are embedded in an elongated terminal base 22 in an insert molding manner, and the plurality of terminals 21 are mounted thereon. The terminal base 22 is disposed on a corresponding mounting portion 16 on the base portion 11 of the insulating body 1. Two fixing posts 221 are protruded from the bottom surface of the terminal base 22, and two corresponding fixing holes are provided on the mounting portion 16. 161, the two fixing posts 221 and the corresponding two fixing holes 161 are inserted and fixed to each other, so that the terminals 21 of the first terminal group 2 can be installed and fixed on the base 11 of the insulating body 1. The base 11 of the insulating body 1 is provided with a plurality of positioning grooves 17 corresponding to the terminals 21 at intervals. The terminals 21 are accommodated in the corresponding positioning grooves 17 to prevent the terminals 21 from swinging left and right and thereby A short circuit has occurred.

The transfer terminal group 5 includes a plurality of transfer terminals 51 (see FIG. 6). The transfer terminals 51 are made of a conductive metal material and are bent into an appropriate shape. The 51 is arranged at intervals. The outer sides of the transfer terminals 51 are connected to a tape 52, and the tape 52 can be removed after the transfer terminals 51 are installed on the insulating body 1. The transfer terminals 51 are embedded in a position adjacent to the socket 15 on the insulating body 1 in an insert molding manner.

Each transfer terminal 51 has a fixing portion 511, and the two ends of the fixing portion 511 are respectively connected with a welding portion 512 and a contact portion 513. The transfer terminals 51 are embedded in the fixing body 511 adjacent to the socket 1 15 positions. The soldering portions 512 of the transfer terminals 51 extend to the two sides of the insulating body 1. The soldering portions 512 extend upward and bend after passing through the two sides of the insulating body 1, so that the soldering portions 512 of the transfer terminals 51 are located in the insulation. The outer edges of the two sides of the body 1 are soldered to the bottom surface of the circuit board.

In addition, a positioning seat 54 is respectively provided on the second side of the insulating body 1, a coupling piece 541 is protruded from the inner edge of the positioning seat 54, and a corresponding coupling groove 19 is provided on the outer edge of the second side of the insulating body 1. 541 and the coupling groove 19 are engaged with each other, so that the two positioning seats 54 are connected to the two sides of the insulating body 1. A plurality of positioning grooves 542 are provided on the outer edge of the positioning base 54 at intervals. The transfer terminals 51 are positioned in the positioning grooves 542 after passing through the two sides of the insulating body 1, so that the welding portion 512 of the transfer terminal 51 can be stabilized. Positioning.

The contact portions 513 of the transfer terminals 51 are exposed in the card space 14 of the insulating body 1 at intervals. The top surface of the contact portions 513 of the transfer terminals 51 is the same plane as the top surface of the base 11. It connects to the contact portion 513 of the terminal 51 and corresponds to the welding portion 211 of the terminals 21, so that the welding portion 211 of the terminals 21 can be overlapped on the top surface of the contact portion 513 of the transfer terminal 51, and then The welding portion 211 of the terminal 21 is welded to the contact portion 513 of the corresponding transfer terminal 51, so that the terminal 21 is electrically connected to the corresponding transfer terminal 51, so that the terminals 21 can pass through the transfer terminals 51 is electrically connected to the circuit board 8.

The tape 52 is further connected with a ground terminal 53 (as shown in the sixth figure). The ground terminal 53 is provided on the insulating body 1 by insert molding, and one end of the ground terminal 53 is It is soldered on the circuit board 8 and is grounded with the circuit board 8. The ground terminal 53 has a contact portion 531. The contact portion 531 extends into the card space 14 and can be used to contact the electronic card (such as an SD card) inserted into the card space 14 to achieve grounding.

The card ejection mechanism 6 is mounted on the first arm portion 12 of the insulating body 1 and has a sliding block 61, an elastic member 62, a guide rod 63, and a sliding cover 64. The sliding block 61 is provided on the insulation On the first arm portion 12 of the main body 1, the sliding block 61 can slide freely forward and backward on the first arm portion 12. The top of the sliding block 61 has a trajectory curve that can be used to control card insertion and withdrawal. The groove 611, the elastic member 62 is disposed between the first arm portion 12 of the insulating body 1 and the sliding block 61, so that the elastic member 62 can apply a resetting force for the sliding block 61 to move forward. One end of the guide rod 63 is fixed to the first arm portion 12 of the insulating body 1, and the other end is movably fitted into the trajectory curve slot 611 of the sliding block 61. The guide rod 63 can be in the trajectory curve slot 611. There are two movements to achieve card insertion and withdrawal. The sliding cover 64 can be slid forward and backward in the card space 14, and a side of the sliding cover 64 is provided with a coupling member 641 protruding from a corresponding coupling groove 612 on the sliding block 61. The snap connection enables the sliding cover 64 to be connected to the sliding block 61.

The shielding case 7 is made of a metal material, and is arranged on the insulating body 1 to have a better electromagnetic shielding effect to prevent electromagnetic interference. The shielding case 7 has an upper plate 71 and side plates 72 extending downwardly from two sides of the upper plate 71. Each of the two side plates 72 is provided with a plurality of locking holes 73, and the outer wall of the second side of the insulating body 1 is provided with protrusions. A plurality of latching bodies 18 corresponding to the latching holes 73, the latching bodies 18 and the latching holes 73 are latched to each other, so that the shielding case 7 and the insulating body 1 are integrated into one body. An elastic pressing piece 74 is provided on the upper plate 71 of the shielding case 7, and the elastic pressing piece 74 elastically abuts against the upper edge of the guide rod 63, so that the guide rod 63 can stably fit in the track curve groove 611. . The upper plate 71 of the shielding case 7 is provided with a plurality of guide grooves 75, and corresponding guide blocks 642 are protruded from the top of the sliding cover 64. The guide blocks 642 are slidably fitted to the guide grooves 75. It can be used to guide the stable forward and backward sliding of the slide cover 64; the above-mentioned composition forms the electronic card connector of the present invention.

This creative electronic card connector can be inserted into a variety of different electronic cards such as XD card, SD, MMC card, MS card. When the electronic card is inserted into the card space 14 of the electronic card connector, the electronic card can push the sliding block 61 of the card ejection mechanism 6 to slide backward through the slide cover 64. When the electronic card is moved backward to position, the electronic card can contact the contact portions 212, 312, or 412 of the terminals 21, 31, or 41 of the terminal group 2, 3, or 4 to achieve an electrical connection, and the guide rod 63 can be borrowed. Movement in the trajectory curve slot 611 to achieve the effect of card positioning. When the user pushes the electronic card again, the guide rod 63 can be moved in the trajectory curve slot 611 to achieve the effect of card withdrawal.

This creation is mainly embedded in the insulation body 1 adjacent to the socket 15 and a plurality of transfer terminals 51 are embedded, so that the terminals 21 of the first terminal group 2 provided at the foremost position adjacent to the socket 15 can be respectively separated by the welding portion 211 It is welded to the contact portion 513 of the corresponding transfer terminal 51, so that the terminal 21 adjacent to the socket 15 can be electrically connected to the circuit board 8 through the transfer terminal 51, and there is no need to set a sub-circuit board to call and connect adjacently. The terminal 21 of the socket 15 and the circuit board 8 can eliminate the manufacturing cost of the sub-circuit board, so that the production cost of the electronic card connector can be reduced.

However, the above is only a preferred embodiment of this creation, and is not intended to limit the scope of patent protection of this creation. Therefore, any equivalent changes made by using this creation description and graphic content are included in the right of this creation in the same way. Within the scope of protection, Chen Ming was conjoined.

<p>1. . .Insulated body</p><p>11. . .Base</p><p>12. . .First arm</p><p>13. . .Second arm</p><p>14. . .Card space</p><p>15. . .socket</p><p>16. . .Mounting Department</p><p>161. . .Fixing hole</p><p>17. . .Positioning slot</p><p>18. . .Card body</p><p>19. . .Binding groove</p><p>2. . .First terminal group</p><p>twenty one. . .Terminal</p><p>211. . .Welding Department</p><p>212. . .Contact</p><p>twenty two. . .Terminal Block</p><p>221. . .Fixed column</p><p>3. . .Second terminal group</p><p>31. . .Terminal</p><p>311. . .Welding Department</p><p>312. . .Contact</p><p>4. . .Third terminal group</p><p>41. . .Terminal</p><p>411. . .Welding Department</p><p>412. . .Contact</p><p>5. . .Transfer terminal set</p><p>51. . .Transfer terminal</p><p>511. . .Fixed part</p><p>512. . .Welding Department</p><p>513. . .Contact Department</p><p>52. . .Strip</p><p>53. . .Ground terminal</p><p>531. . .Contact</p><p>54. . .Positioning seat</p><p>541. . .Binding</p><p>542. . .Positioning slot</p><p>6. . .Card Return Agency</p><p>61. . .Slider</p><p>611. . .Trajectory curve slot</p><p>612. . .Binding groove</p><p>62. . .Elastic member</p><p>63. . .Guide bar</p><p>64. . .Slider</p><p>641. . .Binding</p><p>642. . .Guide block</p><p>7. . .Shelter shell</p><p>71. . .On board</p><p>72. . .Siding</p><p>73. . .Card hole</p><p>74. . .Elastic pressed tablet</p><p>75. . .Guide slot</p><p>8. . .Circuit board</p><p>9. . .Electronic card connector</p><p>91. . .Insulated body</p><p>911. . .Card space</p><p>912. . .socket</p><p>92. . .Terminal group</p><p>921. . .Terminal</p><p>93. . .Terminal group</p><p>931. . .Terminal</p><p>94. . .Daughter board</p><p>95. . .Terminal</p>

The first figure is a perspective view of a conventional electronic card connector.

The second figure is an exploded perspective view of the electronic card connector and the circuit board of the original creation.

The third picture is a three-dimensional assembled view of the electronic card connector and the circuit board of the original creation.

The fourth figure is a perspective view of the insulation body, the first terminal group, and the transfer terminal group of this creation.

The fifth picture is a perspective view of the insulation body and the transfer terminal set of this creation.

The sixth figure is a perspective view of the creative transfer terminal set.