Patent ID: 9608381
Date: 2017-03-28
CPC Classifications: H01R

Claim:
1. A receptacle connector, comprising: a first terminal module including a first base block and two groups of first terminals, the first base block having a first fastening portion, upper portions of rear ends of two side surfaces of the first fastening portion protruding upward and outward to form two flanks, the two groups of the first terminals respectively fastened to the two flanks, rear ends of the first terminals projecting beyond rear surfaces of the two flanks, front ends of the first terminals projecting beyond front surfaces of the two flanks; two second terminal modules of which each has a second base block and a group of second terminals, the second base blocks of the two second terminal modules being respectively fastened to bottom surfaces of the two flanks, the two groups of the second terminals being respectively fastened to the two second base blocks, rear ends of the second terminals projecting beyond rear surfaces of the second base blocks, front ends of the second terminals projecting beyond front surfaces of the second base blocks; two middle shielding plates of which each is mounted between one of the flanks and the corresponding second base block, front ends of the middle shielding plates projecting beyond the front surfaces of the flanks and the second base blocks; two docking modules of which each includes a docking portion, the docking portion defining a docking chamber penetrating through a front surface of the docking portion, the docking portion defining an assembling opening penetrating through a rear surface of the docking portion, the docking chamber and the assembling opening being isolated by an isolating board, a middle of the isolating board protruding frontward to form a tongue board, the docking portion defining a fastening slot longitudinally penetrating through a middle of the isolating board and extending to a front of the tongue board, and further penetrating through two opposite side surfaces of the tongue board, the docking portion defining a plurality of first terminal grooves penetrating through an upper portion of the isolating board and a top surface of the tongue board, and a plurality of second terminal grooves penetrating through a lower portion of the isolating board and a bottom surface of the tongue board, the two docking modules being mounted to two opposite sides of a front end of the first terminal module, the front ends of the two middle shielding plates and front ends of the two second terminal modules, the two opposite sides of the front end of the first terminal module and the front ends of the two second terminal modules being assembled to the assembling opening, the front ends of the middle shielding plates being fastened to the fastening slot, the front ends of the first terminals being fastened to the first terminal grooves and being exposed to the top surface of the tongue board, the front ends of the second terminals being fastened to the second terminal grooves and being exposed to the bottom surface of the tongue board; and a shielding shell surrounding the first terminal module, the second terminal modules, the middle shielding plates and the docking modules; wherein each of the docking modules includes two ground elements disposed symmetrically, the two ground elements have two fixing portions, outer sides of the two fixing portions are bent downward to form two soldering pieces, middles of front edges of the two fixing portions slantwise extend outward and frontward, and then are curved rearward to form two elastic contact portions with tail ends of the two elastic contact portions facing to and spaced from two inner sides of the two fixing portions, middles of two opposite sides of the docking portion are recessed inward to form two fixing slots, a middle of each of the fixing slots extends downward to form a locating groove, an inner wall of each of the fixing slots defines a perforation communicated with the fixing slot and the docking chamber, the two fixing portions are respectively fixed in the two fixing slots, the two elastic contact portions respectively pass through the two perforations to be inserted into the docking chamber, the two soldering pieces are located in the locating grooves.