TWM456009U - Electrical connector - Google Patents

Description

Electrical connector

The present invention relates to an electrical connector, and more particularly to an electrical connector that can change the spacing between the front and rear ends of a conductive terminal.

In the prior art, a SATA (Serial Advanced Technology Attachment) connector is more and more widely used in various electronic devices, such as a notebook computer, a server, a network storage device, etc., which is a kind of Innovative hard disk transmission interface, which adopts serial transmission mode, can make signal transmission distance longer, avoids the electronic interference caused by high-speed parallel transmission, provides space for computer performance growth, improves data transmission performance and reliability, and at the same time It also improves the overall dynamics of the system.

Generally, the connector for SATA has an insulative housing, and the insulative housing is provided with a signal port and a power transmission port spaced apart from the signal port, and a plurality of conductive terminals are disposed in the signal port and the power transmission port, and the two wires are respectively respectively The SATA connector is completed by a plurality of conductive terminals assembled in the signal port and the power transmission port.

However, the spacing between the front and rear ends of the conductive terminals of the connector is equal. Therefore, the spacing between the contacts of the wires must match the spacing between the front and rear ends of the conductive terminals, so that the width of the wires cannot be effectively reduced, which easily leads to space occupation. problem. In addition, two rows of such connectors The connector that is connected at the other end of the wire also needs to cooperate with the design of the connection of the two wires, and the horizontal space cannot be reduced, which leads to the product not being able to be reduced, which does not meet the requirements of lightness and shortness in the current market.

The cable used in the design of the conventional connector must match the spacing between the front and rear ends of the conductive terminal, so that it is easy to cause space occupation problems, which does not meet the requirements of light and thin in the market today.

The present invention provides an electrical connector, comprising an insulative housing, a plurality of first terminals, a flexible circuit board, a plurality of adapter terminals, and a cable, wherein the insulative housing has a first connection portion and a terminal slot group disposed opposite each other The insulating body is provided with a groove that communicates with the terminal slot group. The plurality of first terminals are assembled to the first connection portion, and the first terminal has a contact point. The flexible circuit board has a front end overlapping portion and a rear end overlapping portion, the front end overlapping portion has a plurality of front connecting points, and the rear end overlapping portion has a plurality of rear connecting points, and the spacing between the front connecting points is not equal to the some The spacing between the back contacts, the front contacts contacting the contact points of the first terminals. The plurality of transfer terminals are assembled in the terminal slot group, and the transfer terminals have conductive contact points, and the rear contacts contact the conductive contact points of the transfer terminals. The cable is inserted into the recess and is in electrical contact with the transfer terminals.

The electrical connector provided by the present invention utilizes the design of the flexible circuit board so that the pitch of the contacts at the front and rear ends becomes unequal, because the pitch of the back contact of the flexible circuit board becomes smaller, so that the connected cable is connected. Connect The spacing of the dots is also reduced, so that the width of the cable can be reduced, so that the problem of the space occupied by the conventional technology can be effectively solved.

Referring to the first to eighth figures, the electrical connector 1 of the present invention includes an insulative housing 2, a plurality of first terminals 3, a plurality of second terminals 4, a plurality of adapter terminals 5, a flexible circuit board 6, and a cable. 7. Conductive extension 8 and housing 9.

The insulative housing 2 has a first connecting portion 21 and a second connecting portion 22 spaced apart from the first connecting portion 21, and has a terminal slot group 23 disposed opposite to the first connecting portion 21, and the insulating body 2 is provided. There is a recess 24 that communicates with the terminal slot set 23. A plurality of trenches 211 are disposed at a rear end of the first connecting portion 21, and a plurality of slots 212 are connected to the trenches 211. The rear end of the terminal slot group 23 is provided with a plurality of slots 231 and one of the slots 231. The accommodating slots 232 are disposed between the accommodating slots 232 and the recesses 24, and the accommodating slots 232 and the recesses 24 are disposed in an up-and-down direction and are connected to each other via the slots 231. A signal port 213 is disposed at a front end of the first connecting portion 21, and a power transmitting port 221 is disposed at a front end of the second connecting portion 22.

The plurality of first terminals 3 are assembled to the grooves 211 of the first connecting portion 21 and extend forward to the signal 埠 213, and the plurality of second terminals 4 are assembled to the second connecting portion 22 and extend forward to the power transmission port 221 In the embodiment, the first terminal 3 has a docking point 31, an interference portion 32, and a contact point. 33, the docking point 31 is disposed near the front end of the first connecting portion 21 through the groove 211, and the contact point 33 is disposed near the rear end of the first connecting portion 21.

The plurality of adapter terminals 5 are assembled to the terminal slot group 23, wherein each of the adapter terminals 5 includes a conductive overlapping point 51, a fixing portion 52 and a conductive contact point 53. The fixing portion 52 is disposed at the conductive overlapping point 51 and the conductive contact point. Between the 53 and the overall shape thereof is substantially S-shaped, the conductive contact point 53 and the conductive overlapping point 51 are disposed opposite to each other, and the fixing portion 52 is interference-fixed to the slot 231 to fix the adapter terminal 5 to the insulating body 2.

The flexible circuit board 6 has a front end overlapping portion 61 and a rear end overlapping portion 62. The front end overlapping portion 61 is inserted into the fitting groove 212, and the rear end overlapping portion 62 is inserted into the receiving groove 232. The front end lap portion 61 is provided with a plurality of front contact points 611, and the rear end lap portion 62 is provided with a plurality of rear contact points 621. The spacing between the front contact points 611 is not equal to the spacing between the rear contact points 621. The front contact 611 is in contact with the contact point 33 of the first terminal 3, and the rear contact 621 is in contact with the conductive contact 53 of the transfer terminal 5.

In this embodiment, the spacing between the front contacts 611 is substantially equal to the spacing between adjacent two contact points 33, and the spacing between adjacent two conductive contacts 53 is approximately equal to the back contacts 621. The spacing between the front contacts 611 is greater than the spacing between the rear contacts 621. The contact area of the front contacts 611 is greater than the contact area of the rear contacts 621. The front end overlap 61 The width is greater than the width of the rear end overlapping portion 62, so as to achieve the purpose of making the spacing of the front and rear ends of the contacts unequal.

The flexible circuit board 6 has a connecting portion 63 connecting the front end overlapping portion 61 and the rear end overlapping portion 62. The front end overlapping portion 61 and the rear end overlapping portion 62 are vertically disposed opposite each other to facilitate assembly by the bending connecting portion 63. In the insulative housing 2, the connecting portion 63 extends downward from the recess 212 along the rear of the insulative housing 2 to the receiving slot 232 such that the side view of the flexible circuit board 6 assumes a U-shaped structure.

The cable 7 is inserted into the recess 24 and electrically connected to the transfer terminals 5, wherein the cable 7 is provided with a plurality of contacts 71 to form contact with the conductive overlapping points 51 of the transfer terminals 5. One-to-one electrical conduction. In this embodiment, the cable 7 is a flexible cable. The spacing between the contacts 71 of the flexible cable is approximately equal to the spacing between the adapter terminals 5, and the lateral width of the slot 212. It is larger than the lateral width of the receiving groove 232 and the groove 24.

The conductive extensions 8 are electrically connected to a portion of the second terminals 4 and a portion of the contacts 71 of the cable 7 to electrically conduct a portion of the second terminals 4 to the cable 7. In this embodiment, the conductive extension portion 8 includes a connecting piece 81 and a dummy terminal 82. The dummy terminal 82 is assembled to the first connecting portion 21, and the virtual terminal 82 has a lap portion 821 and a plurality of contact portions 822. The 822 system is in contact with a plurality of front contacts 611. The connecting piece 81 is inserted into the insulative housing 2, and one end of the connecting piece 81 is in electrical contact with the overlapping portion 821 of the dummy terminal 82, and the other end of the connecting piece 81 is in contact with a portion of the second terminals 4 to form an electric Sexual conduction.

The housing 9 is assembled on the insulative housing 2, and the housing 9 covers the recess 212, the receiving slot 232 and the recess 24, and fixes the cable 7 to the insulative housing 2, wherein the housing 9 is metal stamped. The plurality of grounding springs 91 are formed on the first terminal 3 and the second terminal 4 to be grounded.

In summary, the electrical connector of the present invention utilizes the design of the flexible circuit board so that the pitch of the contacts at the front and rear ends becomes unequal, because the pitch of the back contact of the flexible circuit board becomes smaller and the connection is made smaller. The spacing of the wiring contacts is also reduced, so that the width of the cable can be reduced, so that the problem of the space occupied by the conventional technology can be effectively solved.

The above detailed description is intended to illustrate a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and other equivalents and modifications may be made without departing from the spirit of the invention. Changes are to be included in the scope of patents covered by this creation.

1‧‧‧Electrical connector

2‧‧‧Insulated body

21‧‧‧First connection

211‧‧‧ trench

212‧‧‧Inlay

213‧‧‧Signal 埠

22‧‧‧Second connection

221‧‧‧Power transmission

23‧‧‧Terminal Slot Set

231‧‧‧ slots

232‧‧‧ accommodating slots

24‧‧‧ Groove

3‧‧‧First terminal

31‧‧‧Contacts

32‧‧‧Interference Department

33‧‧‧Contact points

4‧‧‧second terminal

5‧‧‧Transfer terminal

51‧‧‧ Conductive joints

52‧‧‧Fixed Department

53‧‧‧Electrical contact points

6‧‧‧Soft circuit board

61‧‧‧ Front end lap joint

611‧‧‧前接点

62‧‧‧Back end lap joint

621‧‧‧After the junction

63‧‧‧Connecting Department

7‧‧‧ Cable

71‧‧‧Contacts

8‧‧‧Electrical extension

81‧‧‧Connecting piece

82‧‧‧Virtual terminal

821‧‧‧ lap joint

822‧‧‧Contacts

9‧‧‧Shell

91‧‧‧ Grounding shrapnel

The first figure is a perspective view of the electrical connector of the present invention.

The second figure is a partially exploded schematic view of the electrical connector of the first figure.

The third figure is a perspective exploded view of the electrical connector of the first figure.

The fourth figure is a perspective view of the insulative body of the third figure.

The fifth figure is a perspective view of the adapter terminal of the third figure.

The sixth figure is a three-dimensional diagram of the flexible circuit board of the third figure before being bent.

The seventh figure is a perspective view of the virtual terminal of the third figure.

Figure 8 is a schematic cross-sectional view of the electrical connector of the first figure taken along line AA.

1‧‧‧Electrical connector

2‧‧‧Insulated body

6‧‧‧Soft circuit board

7‧‧‧ Cable

9‧‧‧Shell

91‧‧‧ Grounding shrapnel

Claims (10)

An electrical connector includes: an insulative housing having a first connecting portion disposed one above the other and a terminal slot group, the insulative housing being provided with a groove communicating with the terminal slot group; a first terminal is assembled to the first connecting portion, the first terminal has a contact point, and a flexible circuit board has a front end overlapping portion and a rear end overlapping portion, the front end overlapping portion having a plurality of front contacts, the back end lap having a plurality of back contacts, the spacing between the front contacts being not equal to the spacing between the back contacts, the front contacts being in contact with the first The contact point of the terminal; the plurality of adapter terminals are assembled in the terminal slot group, the adapter terminal has a conductive contact point, the rear contact points contact the conductive contact points of the transfer terminals; and a line The cable is inserted into the recess and is in electrical contact with the transfer terminals. The electrical connector of claim 1, wherein the spacing between the front contacts is equal to the spacing between two adjacent contact points, and the spacing between adjacent conductive contacts is equal to the rear The spacing between the contacts. The electrical connector of claim 2, wherein a spacing between the front contacts is greater than a spacing between the rear contacts, and a contact area of the front contacts is greater than a contact area of the rear contacts, The width of the front end overlap is greater than the width of the rear end overlap. The electrical connector of claim 1, wherein a plurality of grooves are formed at a rear end of the first connecting portion and a groove is connected to the plurality of grooves, and the first terminals are assembled to the grooves, the softness The front end lap of the circuit board is inserted into the recessed groove. The electrical connector of claim 4, wherein the rear end of the terminal slot group is provided with a plurality of slots and a receiving slot connected to the slots, the adapter terminals being assembled in the slots, The rear end lap of the flexible circuit board is inserted into the receiving slot. The electrical connector of claim 5, wherein the flexible circuit board has a connecting portion connecting the front end overlapping portion and the rear end overlapping portion, wherein the front end overlapping portion and the rear end overlapping portion are vertically opposed The connecting portion extends downward from the slot along the rear of the insulating body to the receiving slot. The electrical connector of claim 6, wherein the slots are disposed between the accommodating slot and the recess, the accommodating slot and the recess are vertically disposed opposite to each other and formed through the slots Connected. The electrical connector of claim 7, wherein the adapter terminal comprises a conductive contact point and a fixing portion, the fixing portion is disposed between the conductive overlapping point and the conductive contact point, and the conductive contact point The conductive overlapping points are disposed opposite to each other, and the fixing portion is interference-fixed to the slot, and the cable is provided with a plurality of contacts to be in electrical contact with the conductive overlapping points of the switching terminals. The electrical connector of claim 7, further comprising: a housing assembled to the insulative housing, the housing securing the cable to the insulative housing, wherein the cable is a flexible cable, soft The sexual cable is provided with a plurality of contacts, the spacing between the contacts being equal to the spacing between the switching terminals, the lateral width of the recess being greater than the lateral width of the recess. The electrical connector of any one of the preceding claims, further comprising: a plurality of second terminals, wherein the insulative housing has a second connecting portion spaced apart from the first connecting portion, the The two terminals are assembled to the second connecting portion; a dummy terminal is assembled to the first connecting portion, the dummy terminal has a lap portion and at least one contact portion, the contact portion contacts the front contact point; and a connecting piece Inserted in the insulative housing, one end of the connecting piece is in electrical contact with the overlapping portion of the dummy terminal, and the other end of the connecting piece is in electrical contact with a portion of the second terminals.