TWM510559U - Receptacle connector - Google Patents

Description

Socket connector

The present invention relates to a socket connector having a metal housing.

U.S. Patent Application Publication No. 20130095702A1 discloses a two-way plug connector having a plug connector having opposing upper and lower surfaces, the plurality of conductive terminals being disposed on the upper and lower surfaces. The conductive terminals exposed to the upper and lower surfaces are symmetrically spaced from each other, and the shape of the connector is substantially 180 degrees symmetric so that it can be inserted into the corresponding receptacle connector in the forward and reverse directions.

However, the socket connector or the inside of the electronic device needs to be provided with a switching circuit to detect whether the plug connector is inserted in the forward direction or reversely inserted, thereby starting the corresponding subsequent program. The more the terminals of the connector, the more complicated the switching circuit, and thus, the trend is not met. At the same time, the plug connector is an exposed plug, and there is still the possibility of plugging damage in actual use.

The plug connector can not only insert the socket connector in both directions, but also transmit high-speed signals, but inevitable signal interference and electromagnetic interference problems.

Therefore, it is necessary to develop a combination of electrical connectors that can improve signal interference.

The purpose of this creation is to provide a socket connector that has a better shielding effect.

The purpose of the present invention is achieved by the following technical solutions: a socket connector comprising a terminal module, a metal shell and a metal cover, the terminal module comprising a forwardly extending butt tongue and a rear base, the metal shell comprising Forming an abutting portion of the mating cavity, the metal cover includes a downwardly extending first circuit board mounting leg, and the metal shell or metal cover further includes a rear cover portion covering the rear base, the back cover The portion includes a top wall covering the rear base, two side walls bent from the top wall, the rear base having a front end face having two corners adjacent to the top wall, the metal shell or metal cover further including a shadow front end The raised portions of the two corners.

The purpose of the present invention can also be achieved by the following technical solutions: a socket connector comprising a terminal module and a metal housing, the terminal module comprising a forwardly extending butt tongue and a rear base, the metal housing comprising Forming an abutting portion of the mating cavity and a rear cover portion covering the rear base portion, the rear cover portion includes a top wall covering the corresponding portion of the rear base portion, and two side walls bent from the top wall, the rear portion The base has a front end face having two corners adjacent to the top wall, and the metal housing further includes a raised portion that shields the two corners of the front end face.

The purpose of the present invention can also be achieved by the following technical solutions: a socket connector installed in a notch provided in a circuit board, the socket connector comprising a terminal module, a metal shell and a metal cover, the terminal module The utility model comprises a forwardly extending butt tongue and a rear base, the metal shell comprising an abutting portion surrounding the butting tongue to form a docking cavity and a back cover portion covering the rear base, the back cover portion including the cover a top wall corresponding to the rear base portion, two side walls bent from the top wall, the rear base portion has a front end surface, the front end surface has two corners adjacent to the top wall, and the metal cover is provided with the two corners Two convex portions, which cooperate with the rear cover portion to shield the terminal module in the directions of the upper, lower, front and rear, and left and right planes.

Compared with the prior art, the creation has the following effects: the convex portion of the creation can shield the terminal module in the front and rear direction, thereby reinforcing the shielding effect of the metal casing.

106, 107, 550‧‧‧ circuit boards

1061‧‧ ‧ gap

110, 400, 500, 600‧‧‧ socket connectors

120, 342, 514‧‧‧ modules

111, 320, 502, 620‧‧‧ terminal modules

126, 310, 410, 610, 503‧‧‧ metal shell

1112, 3201, 5021‧‧‧but tongue plate

126a, 311, 504, 4101‧‧‧ docking

1113, 3202, 5022‧‧ ‧ base

127‧‧‧ docking chamber

1114‧‧‧ corner

128‧‧‧Flexible arm

112, 332, 510‧‧‧ upper module

130, 314, 505‧‧ ‧ back cover

116, 518‧‧‧ module

130a, 3141, 5051, 5481‧‧‧ top wall

118, 356, 520‧‧ ‧ shielding board

132, 1382, 3142, 5052‧‧‧ side wall

119, 5201‧‧ ‧ latch side

134, 317, 5054‧‧‧ upper back wall

135, 5482‧‧ openings

141, 3143, 4121, 546, 6121‧‧ ‧ raised parts

137‧‧‧Second board mounting feet

1411, 5461‧‧‧ first

138, 312, 548, 412‧‧‧ metal cover

1412, 5462‧‧‧ second

1381‧‧‧上壁

1413, 5463‧‧‧Fold

139‧‧‧First board mounting feet

300‧‧‧Socket connector

313‧‧‧ Front cover

3161‧‧‧First board mounting feet

3205, 6201‧‧‧ lower rear end face

3206, 6202‧‧‧ front end

330‧‧‧ Main body

333, 512‧‧‧ upper terminal

335‧‧‧ fixed department

319, 4103‧‧‧ the back wall

337‧‧‧ feet

343, 516‧‧‧ lower terminal

3204‧‧‧Upper rear end face

360‧‧‧Filling Department

390‧‧‧ Grounding piece

375‧‧‧Air gap

5053‧‧‧ Third board mounting feet

4102‧‧‧pair seams

506‧‧ ‧ shadow gap

5122, 5162, 5202‧‧‧ Surface soldering type pins

5501‧‧‧ gap

544‧‧‧Board mounting feet

680‧‧‧Shield

611‧‧‧ horn-shaped interface

The first figure is a perspective view of the socket connector of the first embodiment of the present invention installed on the circuit board; the second figure is a perspective view of the first figure at another angle; the third figure is a three-dimensional decomposition of the socket connector and the circuit board of the first figure Figure 4 is a perspective exploded view of the socket connector of the second figure; the fifth figure is an exploded perspective view of the terminal module in the fourth figure; the sixth figure is a schematic cross-sectional view along the broken line VI-VI of the first figure; 7 is a perspective view of the socket connector of the second embodiment of the present invention mounted on the circuit board; the eighth diagram is a perspective view of the socket connector separated from the circuit board in the seventh diagram; and the ninth diagram is a three-dimensional view of the socket connector in the seventh diagram. The exploded view; the tenth figure is a perspective view of the socket connector of the third embodiment of the present invention separated from the circuit board; Figure 11 is an exploded perspective view of the socket connector of the tenth figure; the twelfth figure is an exploded perspective view of the other angle of the tenth figure; and the thirteenth figure is an exploded perspective view of the terminal module of the eleventh figure Figure 14 is a perspective exploded view of the terminal module of the thirteenth drawing; the fifteenth drawing is a sectional view of the socket connector mounted on the circuit board; and the sixteenth figure is the terminal module The top view of the upper row of terminals; the seventeenth view is a perspective view of the socket connector of the fourth embodiment of the present invention separated from the circuit board; the eighteenth figure is an exploded perspective view of the socket connector of the seventeenth embodiment; The socket connector of the fifth embodiment of the present invention is separated from the circuit board; and the twentieth diagram is an exploded perspective view of the socket connector of the nineteenth embodiment.

The creation is described in detail below in conjunction with the drawings.

The first to sixth figures show the electrical connector of the first embodiment of the present invention. The electrical connector is a sinker type receptacle connector 500 mounted in a notch 5501 of the circuit board 550. In the present invention, the direction in which the socket connector 500 is mated with the mating connector is defined as the front-rear direction. It should be noted that the manner in which the socket connector 500 is horizontally disposed will be described as an example.

The receptacle connector 500 is mounted to the circuit board by a metal cover 548. The socket connection The device 500 includes a terminal module 502 and a metal case (ie, a metal case 504 and a metal cover 548). The terminal module 502 includes an upper module 510 provided with an upper terminal 512 and a lower module 514 provided with a lower terminal 516. And a middle module 518 provided with a shielding plate 520. The upper terminal 512 is embedded in the upper module 510 by an injection molding method, the shielding plate 118 is embedded in the middle module 518, and the lower terminal 516 is embedded in the lower module 514 by an injection molding method. The upper, middle, and lower modules 510, 518, and 514 are stacked to form a terminal module 502. The terminal module 502 is surrounded by the metal shell 504. The terminal module 502 is formed with a forwardly extending butt joint 5021 and rear. The base 5022, the butt tongue 5021 is formed by the middle module 518, and the rear base 5022 is formed by stacking the upper and lower modules 510, 514. The contact portions of the upper and lower terminals 512, 516 are exposed on the opposite surfaces of the butt tongue 5021, and the annular ground plate (not shown) surrounds the root of the butt tongue 5021, and the upper and lower terminals 512, 516 are paired. The corners are symmetrically arranged to allow the corresponding plug connector to be inserted into the receptacle connector 500 in both forward and reverse directions. As can be seen from the drawing, the butt tongue 5021 of the sinker type receptacle connector 500 sinks within the notch 5501 of the circuit board 550, and the rear base 5022 is primarily located above the circuit board 550. The shielding plate 520 has a locking side portion 5201 for the corresponding plug connector to be docked and buckled. More importantly, the upper and lower terminals 512, 516 and the shielding plate 520 of the present embodiment are surface soldering type pins 5122, 5162, and 5202, which are different from the through-hole type pins of the prior application, and thus, on the circuit board. Correspondingly, it is not necessary to provide a through hole, or reduce the setting of the through hole, and the magnetic flux leakage phenomenon can be reduced. It can be understood that the surface soldering type pins of the upper and lower terminals 512 and 516 are staggered with each other, which can be easily detected and The layout of the circuit board wiring.

The metal shell 504 includes a bladder-shaped abutting portion 503 and a rear lid portion 505. The rear lid portion 505 is formed by bending and extending from the rear edge of the upper wall of the mating portion 503. The work of the docking portion 503 The abutment cavity can be formed to surround the butt tongue 5021. The rear edge of the abutment portion 503 is pressed against the front end of the rear base portion 5022, and the rear cover portion 505 is attached to the rear base portion 5022 of the terminal module 502. The rear cover portion 505 includes the cover. At the top wall 5051, the two side walls 5052 and the upper rear wall 5053 corresponding to the rear base 5022, the rear end of the side wall 5052 continues downwardly from the circuit board mounting leg 5054. As can be seen from the drawing, the rear cover portion 505 and the rear The shape of the base portion 5022 is substantially matched, so that the portion of the rear base portion 5022 of the terminal module 502 located above the circuit board 550 is completely shielded, thereby providing a good shielding effect, and at the same time, the two corners of the front end surface of the rear base portion 5022 are compared with the rear base portion 5022. The butt tongue 5021 is high, and the corner of the front end face is not covered by the rear cover portion 505, thereby forming a shadow gap 506.

In addition to providing the function of mounting the receptacle connector 500 to the circuit board 550, the metal cover 548 also provides the effect of reducing electromagnetic interference. The metal cover 548 includes a top wall 5481 and a pair of raised portions 546. The top wall 5481 is welded over the abutting portion 503 of the metal shell 504, and a pair of circuit board mounting legs 544 are bent downward from both ends of the top wall 5481. The fold is formed for insertion into the circuit board 550. The top wall 5481 is provided with an opening 5482 at a position where the corresponding abutting portion 503 is provided with a resilient arm. The metal cover 548 is further provided with the above-mentioned convex portion 546 at the corner of its rear edge. The boss portion 546 has a first portion 5461 extending in the front-rear direction, a second portion 5462 extending downward, and a bent piece 5463. The bent piece 5463 is bent inward from the second portion 5462. The convex portion 546 can shield the above-mentioned shielding gap 506 between the abutting portion 503 and the rear cover portion 505. The first portion 5461 is attached to the top wall 5051 of the rear cover portion 505, and the second portion 5462 is attached to the side wall 5052 of the rear cover portion. The first and second portions 5461 and 5462 constitute the rear cover portion in terms of the shielding effect. The extension wall portion 5051 of the 505 and the extension portion of the side wall 5052 can simultaneously form the above-mentioned bending piece 5463. The first portion 5461 and the bending piece 5463 mainly cover the rear base portion of the terminal module 502. The two corners of the front end face of 5022. It should be noted that the protruding portion 546 is not closely located on the outer side of the metal shell 504 or the terminal module (ie, the insulative housing) 502, and mainly shields the terminal module in the directions of up, down, front, back, and left and right planes. It can be used as a shielding effect, mainly for the convenience of manufacturing.

7 to 9 show an electrical connector of the second embodiment of the present invention. The electrical connector is a receptacle connector 110 mounted in a notch 1061 of the circuit board 106. The receptacle connector 110 includes a terminal module 111 and a metal. The shell 126 and the metal cover 138, wherein the structure and formation of the terminal module are the same as those of the first embodiment, the metal shell 126 and the metal cover 138 are slightly different from the first embodiment, so the same parts will not be described again here. Different points or improvements.

The terminal module 111 includes a forwardly extending butt tongue 1112 and a rear base 1113. The capsule abutting portion 126a of the metal shell 126 surrounds the butt tongue plate 1112 to form a mating cavity 127. The upper and lower wall faces of the abutting portion 126a are formed with two pairs of elastic arms 128 for mating with the mating plug connectors. The rear cover portion 130 of the metal shell 126 has an inverted U-shaped configuration including a top wall 130a, a pair of side walls 132, and an upper rear wall 134 that cover corresponding portions of the rear base. The metal cover 138 is disposed above the abutting portion 126a. The metal cover 138 includes an upper wall 1381 and a pair of side walls 1382 attached to the corresponding upper wall and the side wall of the abutting portion 126a, and is generally fixed to the abutting portion 126a by welding, and at the same time, the metal cover 138 includes a pair of first circuit board mounting feet 139 and second circuit board mounting feet 137 located behind the side wall 1382, the first circuit board mounting feet 139 and the side walls 1382 being separated from one another. The upper wall 1381 of the metal cover 138 covers the outside of the opening 135 forming the elastic arm 128, thereby achieving a better shielding effect, and also has a waterproof effect, and the two sides of the rear edge of the metal cover 138 are divided. The protrusion 141 is not extended. It can be seen that the rear cover portion 130 covers the top surface, the side surface and the rear surface of the rear base portion 1113 above the circuit board 106 to provide a complete shielding effect. The protrusion 141 covers the corner of the upper module of the terminal module 111. The protrusion 141 has a first portion 1411 extending in the front-rear direction, a second portion 1412 extending downward, and a bent piece extending inwardly. 1413, the second circuit board mounting leg 137 is formed by continuing to extend downward from the second portion 1412. The bending piece 1413 shields the corner 1114 of the front end surface of the rear base portion of the terminal module 111, which helps to provide further Shading effect.

The tenth to sixteenth figures show the socket connector 300 of the fourth embodiment. The socket connector 300 includes a terminal module 320 and a metal case (which includes a metal case 310 and a metal cover 312). The terminal module 320 includes a mating tongue 3201, a rear base 3202, a shielding plate 356 and a grounding strip 390. Since the terminal module group 320 is mounted in the notch of the circuit board 107, the rear end surface of the terminal module 320 is composed of two parts. That is, the upper rear end surface 3204 and the lower rear end surface 3205, the upper rear end surface 3204 is located above the circuit board 107, and the lower rear end surface 3205 is located in the gap of the circuit board 107 and below the circuit board 107. The metal shell 310 is only an abutting portion 311 which forms a mating cavity for surrounding the butting tongue 3201, and the butting portion 311 is bent to be attached to the lower rear wall 319 of the lower rear end surface 3205. The metal cover 312 includes a front cover portion 313 and a rear cover portion 314. The front cover portion 313 is welded over the abutting portion 311 of the metal shell 310. The front cover portion 313 further includes a first circuit board mounting leg extending downwardly. 3161. The rear cover portion 314 includes a top wall 3141, two side walls 3142, an upper rear wall 317, and a raised portion 3143. The two side walls 3142 are formed by bending downward from both sides of the top wall 3141. The raised portion 3143 is formed by bending inwardly from the front edge of the side wall 3142, and the raised portion 3143 shields the front end face 3206 of the rear base portion 3202. As can be seen from the drawing, the rear cover portion 314 of the metal cover 312 will have the top surface, the two side surfaces and the upper rear end surface 3204 of the rear base portion 3202. Covering, thereby shielding, and then, due to manufacturing problems, the metal cover 312 does not completely shield the front end face 3206 of the rear base 3202, particularly the front end face 3206 is adjacent to the two corners of the top wall 3141. The raised portion 3143 better shields the two corners of the front end face 3206, particularly in the front-rear direction.

The terminal module 320 includes a main body portion 330 and a filling portion 360. The main body portion 330 is a semi-finished component. The filling portion 360 is injection molded on the outer side of the main body portion 330 by an injection molding method to form a complete terminal module 320. The main body portion 330 includes an upper module 332 in which an upper terminal is embedded, a lower module 342 in which a lower terminal is buried, and a shielding plate 356 sandwiched therebetween. The three are stacked and assembled in a vertical direction, and then a pair of grounding The sheets 390 are assembled on both sides of the main body portion 330, and the final filling portion 360 is injection molded on the outer side of the main body portion 330, thereby forming the terminal module 320.

An important feature of this embodiment is that an air gap 375 is provided between the contact portions 333, 343 of the adjacent signal terminals, that is, the exposed portion of the contact portion of the ground/power terminal is enlarged in the lateral direction for adjustment. Capacitor performance. On the other hand, as the performance of the adjustment capacitor, the width of the contact portion 333/343 can be increased. Referring to the sixteenth diagram, it is larger than the intermediate fixing portion 335 and the pin 337. In the present embodiment, the width of the contact portion is 0.22 mm. And the width of the intermediate fixing portion 335 is 0.18 mm.

17 and 18 show the socket connector 400 of the fourth embodiment of the present invention. The metal casing and the terminal module are substantially the same as those of the third embodiment, so the description will not be repeated, and only the main differences will be described. . The abutting portion 4101 of the metal shell 410 is formed by bending a metal, and the butting seam different from the butting portion of the third embodiment is on the bottom wall thereof, and the butt joint 4102 of the butt portion 4101 of the present embodiment is on the upper wall thereof, the abutting portion 4101 extends out of the lower rear wall 4103, and the lower rear wall 4103 shields the lower end of the terminal module End face. The metal shell 410 has a skirt-to-interface 4104 for good butt joint guidance. The metal cover 412 is provided with a convex portion 4121 that shields the front end surface of the terminal module.

19 and 20 show the socket connector 600 of the fifth embodiment of the present invention. The metal casing and the terminal module are substantially the same as those of the third embodiment, so the description will not be repeated, and only the main differences will be described. . The metal shell 610 is only an abutting portion, which is formed by drawing from a metal plate without a butt joint, and the front edge of the metal shell is drawn to form a flared flared pair interface 611, which serves as a good butt joint guiding function. The lower rear end surface 6201 of the terminal module 620 is provided with a shielding member 680, which is a conductive rubber body. The metal cover 612 has a convex portion 6121 attached to the front end surface 6202 of the terminal module, and the convex portion 6121 is a bent piece structure and just shields two corners of the front end surface to cover the terminal module in the front and rear direction. .

The above is a preferred embodiment of the present invention. Of course, in other embodiments, the protrusions 141, 3143, 4121, 546, and 6121 may also be disposed on the metal shells 126, 310, 410, if the manufacturing process permits. 503, 610, the convex portion extends upward from a rear side edge of the abutting portion of the metal shell surrounding the butting tongue forming the abutting cavity to shield the front end surface of the rear base of the terminal module, and the shielding effect is set on the metal The cover is the same.

In summary, this creation is in line with the new patent requirements, and the patent application is filed according to law. However, the above is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiments, and any equivalent modification or change made by a person familiar with the skill of the present invention in accordance with the spirit of the present invention should be It is covered by the following patent application.

500‧‧‧Socket connector

505‧‧‧Back cover

544‧‧‧Board mounting feet

546‧‧ ‧ raised parts

548‧‧‧metal cover

550‧‧‧ boards

Claims (18)

A socket connector includes a terminal module, a metal shell and a metal cover, the terminal module includes a forwardly extending abutting tongue and a rear base, and the metal shell includes an abutting portion that surrounds the butt tongue to form a docking cavity The metal cover includes a first circuit board mounting leg extending downward, the metal shell or metal cover including a rear cover portion covering the rear base, and the rear cover portion includes a top wall covering the corresponding base of the rear base And two side walls bent from the top wall, wherein the rear base has a front end surface, the front end surface has two corners adjacent to the top wall, and the metal shell or metal cover further includes a protrusion shielding the two corners unit. The socket connector of claim 1, wherein the terminal module comprises a main body portion and a filling portion, the main body portion includes a shielding plate, and an upper module and a lower module sandwiching the shielding plate And a grounding piece on both sides of the upper and lower modules, wherein the filling portion is injection molded on the inner and outer sides of the main body portion to form a closed terminal module. The socket connector of claim 1, wherein the side wall of the rear cover portion has a front edge, and the convex portion is bent from the front edge and directly attached to the front end surface. The socket connector of claim 1, wherein the rear base has a rear end surface, and the rear cover portion is provided with an upper rear wall attached to the rear end surface. The socket connector of claim 1, wherein the socket connector is mounted in a notch provided in a circuit board, the rear base portion includes an upper rear end surface above the circuit board and is located in the circuit board and a lower rear end surface of the lower portion, the rear cover portion includes an upper rear wall shielding the rear rear end surface and a lower portion bent from the butt joint portion The rear wall is shielded by the lower rear end wall or a separate shield. The socket connector of claim 5, wherein the abutting portion is formed by drawing a metal plate, and the independent shielding member is a conductive rubber body. The socket connector of claim 1, wherein the abutting portion has a skirt pair interface or a trumpet pair interface. The socket connector according to any one of claims 1 to 7, wherein the rear cover portion is formed to extend from the metal shell, and the metal cover is fixed above the abutting portion, The raised portion is formed by bending and extending from the metal cover. The socket connector of claim 8, wherein the protrusion portion is formed to extend from both sides of a rear edge of the metal cover, the protrusion portion including a first portion extending in a front-rear direction and covering the top wall a second portion covering the side wall of the rear cover portion and a bent piece bent from the second portion to cover the two corners of the front end surface. The receptacle connector of claim 9, wherein the second portion of the raised portion extends downwardly out of the second circuit board mounting foot. The socket connector of any one of clauses 1 to 7, wherein the rear cover portion is formed by extending from a metal cover, the convex portion being directly from a front edge of a side wall of the rear cover portion The bend extends out. The socket connector of claim 11, wherein the metal cover further comprises a front cover portion fixed above the abutting portion, and the first circuit board mounting legs are respectively extended at two ends of the front cover portion The back cover portion extends with a second circuit board mounting foot. A socket connector includes a terminal module and a metal casing, the terminal module including a forwardly extending butt tongue and a rear base, the metal casing including a package Forming an abutting portion of the mating cavity and a rear cover portion covering the rear base portion; the rear cover portion includes a top wall covering the corresponding portion of the rear base portion, and two side walls bent from the top wall; The rear base has a front end face having two corners adjacent to the top wall, and the metal casing further includes a boss portion shielding the two corners of the front end face. The socket connector of claim 13, wherein the side wall of the rear cover portion has a front edge, and the convex portion is formed by bending and extending from the front edge. A socket connector is mounted in a notch provided in a circuit board, the socket connector comprises a terminal module, a metal shell and a metal cover, and the terminal module comprises a forwardly extending butt tongue and a rear base. The metal shell includes an abutting portion surrounding the butting tongue to form a docking cavity and a back cover portion covering the rear base; the back cover portion includes a top wall covering the corresponding base of the rear base, and two bent from the top wall a side wall; the rear base has a front end surface, the front end surface has two corners adjacent to the top wall, and the metal cover is provided with two convex portions shielding the two corners, the convex portion is fitted with the back cover The terminal masks the terminal module in the directions of up, down, front, back, and left and right. The receptacle connector of claim 15, wherein the raised portion includes a first portion extending in a front-rear direction, a second portion extending downward, and a bent piece. The socket connector of claim 15, wherein the metal cover is provided with a first circuit board mounting leg and a second circuit board mounting leg, and the second circuit board mounting leg extends from the protruding portion. The socket connector of claim 15, wherein the abutting portion has a flared pair interface.