[embodiment]
Shown in please refer to the drawing 1, the utility model has disclosed a kind of electric connector combination, it comprises that the first connector 100 and 200, two electric connectors of the second connector of mutually connecting along first direction (double-head arrow A-A namely docks direction) are arranged on respectively on two circuit boards.The conducting terminal 12 that first, second connector comprises respectively the insulating body 11,21 of have first direction (double-head arrow A-A) and second direction (double-head arrow B-B), arrange along second direction, 22 and metal shielding casing 13,23.Introduce below detail, wherein, the definition of first, second that upper and lower literary composition is mentioned, there is no sequencing, only in order to show different elements.
Ginseng Fig. 2 and Fig. 3, the insulating body 11 of the first connector 100 comprises that base portion 111 reaches the docking section 112 along the first direction extension from base portion, and docking section comprises the first docking section 113 and the second docking section 114, the first docking section and the second docking section are connected in one, and by a dividing plate, are connected.In the first docking section 113, the first docking section 113 comprises parallel to each other and isolated the first hyoplastron 1131 and 114 of the second hyoplastron 1132, the second docking sections structure for the docking space.Above-mentioned conducting terminal 12 is arranged along second direction, in the first docking section 113, conducting terminal 12 is arranged in the first hyoplastron and the second hyoplastron inner surface respect to one another, conducting terminal 12 comprises the contact site 121 that is arranged in the first docking section 113 and the connecting portion 123 that extends insulating body, and this connecting portion is used for being welded on circuit board; In 114, conducting terminal 12 is needle-like in the second docking section, and is directly exposed in the docking space, is used for transmitting power supply.13 of shielding casings surround first, second docking section 113,114.14 of retaining sheets paste in the outside of shielding casing 13, and are welded on simultaneously on circuit board, to increase the retain strength of the first connector on circuit board.Improvement of the present utility model is that the conducting terminal of the first docking section 113 arranges, and below will introduce in detail.
Ginseng Fig. 3 and Fig. 4, the first docking section 113 has the first relative interface 151 and the second interface 152, the i.e. inner surface of first, second hyoplastron.Conducting terminal 12 comprises the i.e. upper row's terminal of first row terminal 12a(, label is odd number row) and the i.e. lower row's terminal of second row terminal 12b(, label is even rows terminal), the contact site of the contact site of first row terminal 12a and second row terminal 12b is positioned at respectively the first interface 151 and second interface 152 of the first docking section, along second direction, the contact site of first row terminal 12a and the contact site alternative arrangement of second row terminal.Conducting terminal 12 comprises ten groups of high speed signal terminal group and a plurality of low speed signal terminal, the high speed signal terminal group comprises two differential pair terminal (such as p2, p4) and an earth terminal that is mated (such as p6), two differential pair terminals are used for transmit high-speed signals, especially high-speed data signal, thus the transmission rate of connector effectively improved.As can be seen from Figure 4, first row terminal 12a is arranged and is formed by several low speed signal terminals, second row terminal 12b is arranged and is formed by ten groups of high speed signal terminal group, the high speed signal terminal group comprises two adjacent differential pair terminals and an earth terminal, the earth terminal of high speed signal terminal group is positioned at the side of differential pair signal terminal, as shown in the dot-dash circle of Fig. 4, earth terminal is opened adjacent differential pair signal terminal intervals.In above-mentioned ten groups of high speed signal terminals, four groups of transmission HDMI(High Definition Multimedia that are arranged in order along second direction, the HDMI (High Definition Multimedia Interface) standard) terminal of signal terminal and six groups of transmission usb signals, wherein p2,4,6 forms TMDS-TX2 signal group, p8,10,12 forms TMDS-TX1 signal group, p14,16,18 forms TMDS-TX0 signal group, and p20,22,24 forms TMDS-TX-C signal group, and each signal group forms a passage of transfer of data; Wherein p26,28,30 forms Host-USB3-Rx signal group, wherein p32,34,36 forms Host-USB3-TX signal group, p30,40 forms Host-USB signal group, p42,44,46 is used for transmitting the usb signal group of USB2.0 signal, p48,50,52 forms USB3-RX signal group, p54,56 forms USB3-TX signal group, wherein with 3 expression, transmits the USB3.0 signal.Wherein, p38,40, p54,56 differential pair termination contact section arrange in the second interface,, somewhat different than other aforesaid arrangement principles, are only the special case of earth terminal, can certainly arrange according to mentioned above principle.The low speed terminal comprises low speed data signal terminal, inspection terminal, power input terminal, audio frequency terminal etc.The needle-like terminal of the second docking section 114 provides large electric current, and the system that is used to provide is used.HDMI, USB high speed transmission of signals interface have been integrated in the first docking section 113 of the first connector 100 of the present utility model, like this, can be used in electronic equipment relatively more commonly used at present, certainly, also can use other high-speed transfer interface, such as, DisplayPort, PCIe interface etc.In addition, this multiple high-speed transfer interface of directly integrating on single docking section, can keep the retain strength between two connectors in miniaturization, and be particularly useful for some electronic equipment is connected to system end, or during display device.Simultaneously, connecting portion 123 is arranged in a row, so, arrange at connecting portion 123, one, interval earth terminal between two terminals of differential pair signal terminal, opened by the low speed signal terminal intervals between every pair of differential pair signal terminal simultaneously, preventing there is certain effect aspect the high speed signal interference.
The insulating body 21 of please refer to the drawing 5,6, the second connectors 200 comprises that base portion 211 reaches the docking section 212 along the first direction extension from base portion, and docking section comprises the first docking section 213 and the second docking section 214.The first docking section is the hyoplastron shape, and it has the first interface 241 and the second interface 242.Conducting terminal 22 is arranged along second direction, in the first docking section 213, conducting terminal 22 comprises the contact site 221 that is arranged in the first docking section 241 and the connecting portion 223 that extends insulating body, the contact site 221a, the 221b that arrange up and down terminal are elasticity and alternative arrangement, and this connecting portion is used for being welded on circuit board.In 214, conducting terminal 22 is tubulose, is used for transmitting power supply in the second docking section.23 of shielding casings surround first, second docking section 213,214.The concrete arrangement mode of above-mentioned conducting terminal is same as the first connector, and this place repeats no more.
Certainly, present embodiment is only the utility model preferred embodiments, and claim is not limited only to this embodiment and nominal definition.