阅读说明：本技术 电连接器 (Electrical connector ) 是由 何旭辉 张银国 樊拥军 王金柱 于 2019-09-24 设计创作，主要内容包括：本发明公开了一种电连接器,包括绝缘本体、至少一第一接地端子及一对第一差分信号端子,绝缘本体包括基部,自所述基部的后端面向前凹设有收容槽,收容槽沿横向方向具有第一侧壁,第一侧壁沿上下方向凸设有第一凸块,第一接地件具有收容于收容槽的第一板体及自第一板体向靠近第一接地端子的一侧弯折延伸第一弯折片,第一弯折片与第一凸块沿上下方向分別位于第一板体的相对两侧,第一弯折片与第一接地端子机械接触并电性连接,第一板体的板面与第一侧壁之间具有一第一间隙,第一间隙沿横向方向位于第一弯折片与第一凸块之间,第一凸块与第一板体的板面相干涉；该发明可以使第一弯折片与第一接地端子接触更紧密,使电连接器的屏蔽效果好。(The invention discloses an electric connector, which comprises an insulating body, the insulation body comprises a base part, an accommodating groove is formed in the rear end face of the base part in a forward concave mode, a first side wall is arranged on the accommodating groove in the transverse direction, a first protruding block is arranged on the first side wall in a protruding mode in the up-down direction, the first grounding piece comprises a first plate body accommodated in the accommodating groove and a first bending piece which bends and extends from the first plate body to one side close to the first grounding terminal, the first bending piece and the first protruding block are respectively located on two opposite sides of the first plate body in the up-down direction, the first bending piece is in mechanical contact with and electrically connected with the first grounding terminal, a first gap is formed between the plate face of the first plate body and the first side wall, the first gap is located between the first bending piece and the first protruding block in the transverse direction, and the first protruding block is interfered with the plate face of the first plate body; the invention can make the first bending sheet and the first grounding terminal contact more closely, and the shielding effect of the electric connector is good.)

1. An electrical connector, comprising:

the insulating body comprises a base part and a tongue plate arranged in front of the base part, wherein a first accommodating groove is concavely arranged forwards from the rear end surface of the base part, the first accommodating groove is provided with a first side wall along the transverse direction, and the first side wall is convexly provided with at least one first bump along the vertical direction;

a plurality of terminals housed in the base and arranged in the tongue plate along a transverse direction, the plurality of terminals including at least one first ground terminal and a pair of first differential signal terminals located at one side of the first ground terminal;

a first ground connection piece, have accept in a first plate body of first accepting groove and certainly first plate body is to being close to a lateral buckling of first ground terminal extends at least a first buckling piece, first buckling piece with first lug is located respectively along the relative both sides of first plate body, first buckling piece with first ground terminal mechanical contact and electric connection, the face of first plate body with a first clearance has between the first side wall, first clearance is located along the transverse direction first buckling piece with between the first lug, first lug with the face of first plate body interferes mutually.

2. The electrical connector of claim 1, wherein: the first bending piece is formed by bending and extending the side edge of the first plate body along the vertical direction, and the first bending piece is in rigid contact with the first grounding terminal.

3. The electrical connector of claim 2, wherein: the plate edge of the first bending piece is convexly provided with at least two convex points which are contacted with the plate surface of the first grounding terminal.

4. The electrical connector of claim 1, wherein: the side edge of the first plate body is concavely provided with a notch, the notch is positioned in front of the first bending piece, and the rear edge of the notch is overlapped with the front edge of the first bending piece.

5. The electrical connector of claim 1, wherein: the first bending pieces are formed by vertically bending and extending the left side and the right side of the first plate body, and the first convex block is positioned between the two first bending pieces along the transverse direction.

6. The electrical connector of claim 5, wherein: the plurality of terminals comprise three first ground terminals and two pairs of first differential signal terminals, the two pairs of first differential signal terminals are respectively positioned between the two adjacent first ground terminals, the first plate body is positioned between the two first bending pieces, an elastic arm is convexly arranged between the first plate body and the first bending pieces, the elastic arm is elastically abutted against the first ground terminals positioned in the middle, and the two first bending pieces are rigidly contacted with the first ground terminals positioned on two sides.

7. The electrical connector of claim 6, wherein: the first plate body runs through along the up-down direction and is equipped with a shrinkage pool, play the arm certainly the front edge of shrinkage pool is protruding formation of stretching backward, it is located to play the arm in the shrinkage pool.

8. The electrical connector of claim 6, wherein: the center line of the elastic arm along the front-back direction is superposed with the center line of the first plate body along the front-back direction.

9. The electrical connector of claim 6, wherein: the tongue plate has an upper surface and a lower surface opposite to each other in the vertical direction, each of the first differential signal terminals and each of the first ground terminals includes a fixing portion accommodated in the base portion and a contact portion exposed from the upper surface or the lower surface, and each of the first bending pieces and the elastic arm is in contact with the fixing portion corresponding to each of the first ground terminals.

10. The electrical connector of claim 9, wherein: the front end of the first plate body is flush with or exceeds the front end of the contact part forwards.

11. The electrical connector of claim 9, wherein: the first protruding blocks are provided with two, and each first protruding block is located between each first bending piece and the elastic arm.

12. The electrical connector of claim 11, wherein: in the transverse direction, an abdicating space is arranged between the two first lugs, and the abdicating space is right opposite to the elastic arm.

13. The electrical connector of claim 1, wherein: the first accommodating groove extends to the tongue plate, the front end of the first plate body is concavely provided with at least one clamping groove, the front wall of the first accommodating groove is convexly provided with at least one clamping block backwards, and the clamping block is clamped in the clamping groove and used for stopping the forward displacement of the first grounding part.

14. The electrical connector of claim 1, wherein: a second receiving groove is concavely provided forwards from the rear end face of the base, the second receiving groove has a second side wall along the transverse direction, the second side wall is convexly provided with at least one second bump along the vertical direction, the plurality of terminals further include at least one second ground terminal and a pair of second differential signal terminals located at one side of the second ground terminal, the first ground terminal and the second ground terminal are arranged on the opposite surfaces of the tongue plate along the vertical direction, a second ground member has a second plate body received in the second receiving groove and at least one second bending piece bending and extending from the second plate body to one side of the second ground terminal, the second bending piece is in mechanical contact with and electrically connected with the second ground terminal, the second bending piece and the second bump are located at two opposite sides of the second plate body along the vertical direction, and a second gap is formed between the plate surface of the second plate body and the second side wall, the second gap is located between the second bending piece and the second bump along the transverse direction, and the second bump is interfered with the plate surface of the second plate body.

15. The electrical connector of claim 14, wherein: the tongue plate is provided with an upper surface and a lower surface which are opposite to each other in the vertical direction, a convex rib is arranged on the lower surface in a downward protruding mode, a first butt joint surface is arranged on the upper surface corresponding to the convex rib, a second butt joint surface and a third butt joint surface are arranged on the lower surface and located on the left side and the right side of the convex rib respectively, the length of the third butt joint surface in the transverse direction is larger than that of the second butt joint surface in the transverse direction, the first grounding terminal and the first differential signal terminal are exposed on the first butt joint surface, the second grounding terminal and the second differential signal terminal are exposed on the second butt joint surface, the first bending piece is bent and extended vertically and downwards from the plate edge of the first plate body, and the second bending piece is bent and extended vertically and upwards from the plate edge of the second plate body.

16. The electrical connector of claim 15, wherein: the first plate body and the second plate body are located between the upper surface and the lower surface, and the first plate body is located above the second plate body.

17. The electrical connector of claim 15, wherein: the first side wall is located above the first plate body, the second side wall is located below the second plate body, the first protruding block is formed by downward protruding of the first side wall, and the second protruding block is formed by upward protruding of the second side wall.

18. The electrical connector of claim 1, wherein: the base part is assembled with a cover body, and the cover body comprises a positioning flat plate perpendicular to the extending direction of the tongue plate, and a first abutting arm and a second abutting arm which extend backwards from the positioning flat plate and abut against the base part.

[ technical field ] A method for producing a semiconductor device

The present invention relates to an electrical connector, and more particularly, to an electrical connector with a grounding member.

[ background of the invention ]

The existing common connector structure comprises an insulating body, a grounding piece assembled on the insulating body and a plurality of terminals, wherein the plurality of terminals comprise at least two grounding terminals and a pair of differential signal terminals positioned between two adjacent grounding terminals, the insulating body is provided with a terminal groove and a groove, the grounding terminals are installed in the terminal groove, the grounding piece is installed in the groove, the main part of the grounding piece is provided with a rigid arm part which is bent and extended and is accommodated in the groove and contacted with the grounding terminal, the main part of the grounding piece is exposed on the outer wall surface of the insulating body, because the insulating body, the terminals and the grounding piece have dimensional tolerance in the manufacturing process, when the grounding terminal and the grounding piece are respectively installed in the terminal groove and the groove, an assembling gap is inevitably formed, if the assembling gap is too small, the grounding piece is difficult to be smoothly installed in the groove and even extrudes the terminals to cause terminal damage, if the assembly gap is too large, the arm of the grounding piece is in poor contact with the grounding terminal, even a gap is generated between the arm and the grounding terminal, so that grounding cannot be performed, the arm cannot be stably contacted with the grounding terminal, the grounding piece cannot realize a stable grounding effect, and the shielding function of the electric connector is further reduced.

Therefore, there is a need for a new electrical connector to overcome the above problems.

[ summary of the invention ]

In view of the problems encountered in the background art, an object of the present invention is to provide an electrical connector capable of making a grounding member and a grounding terminal form a stable and close contact to achieve a good shielding effect.

In order to achieve the purpose, the invention adopts the following technical scheme: an electrical connector, comprising: the insulating body comprises a base part and a tongue plate arranged in front of the base part, wherein a first accommodating groove is concavely arranged forwards from the rear end surface of the base part, the first accommodating groove is provided with a first side wall along the transverse direction, and the first side wall is convexly provided with at least one first bump along the vertical direction; a plurality of terminals housed in the base and arranged in the tongue plate along a transverse direction, the plurality of terminals including at least one first ground terminal and a pair of first differential signal terminals located at one side of the first ground terminal; a first ground connection piece, have accept in a first plate body of first accepting groove and certainly first plate body is to being close to a lateral buckling of first ground terminal extends at least a first buckling piece, first buckling piece with first lug is located respectively along the relative both sides of first plate body, first buckling piece with first ground terminal mechanical contact and electric connection, the face of first plate body with a first clearance has between the first side wall, first clearance is located along the transverse direction first buckling piece with between the first lug, first lug with the face of first plate body interferes mutually.

Furthermore, the first bending piece is formed by bending and extending the side edge of the first plate body along the vertical direction, and the first bending piece is in rigid contact with the first grounding terminal.

Furthermore, at least two protruding points are convexly arranged on the plate edge of the first bending piece to be in contact with the plate surface of the first grounding terminal.

Furthermore, a notch is concavely arranged on the side edge of the first plate body, the notch is positioned in front of the first bending piece, and the rear edge of the notch is overlapped with the front edge of the first bending piece.

Furthermore, the number of the first grounding terminals is at least two, the two first bending pieces are respectively correspondingly contacted with each first grounding terminal, the two first bending pieces are formed by vertically bending and extending the left side and the right side of the first plate body, and the first bump is positioned between the two first bending pieces along the transverse direction.

Furthermore, the plurality of terminals include three first ground terminals and two pairs of first differential signal terminals, the two pairs of first differential signal terminals are respectively located between two adjacent first ground terminals, the first plate body is convexly provided with an elastic arm between the two first bending pieces, the elastic arm is elastically abutted to the first ground terminal located in the middle, and the two first bending pieces are rigidly contacted with the first ground terminals located on two sides.

Furthermore, the first plate body runs through along the up-down direction and is equipped with a shrinkage pool, play the arm certainly the front edge of shrinkage pool is protruding formation of stretching backward, it is located to play the arm in the shrinkage pool.

Further, the center line of the elastic arm in the front-back direction coincides with the center line of the first plate body in the front-back direction.

Furthermore, the tongue plate has an upper surface and a lower surface opposite to each other in the vertical direction, each of the first differential signal terminals and each of the first ground terminals includes a fixing portion accommodated in the base portion and a contact portion exposed from the upper surface or the lower surface, and each of the first bending pieces and the elastic arm is in contact with the fixing portion corresponding to each of the first ground terminals.

Further, the front end of the first plate body is flush with or exceeds the front end of the contact part forwards.

Furthermore, the number of the first protruding blocks is two, and each first protruding block is located between each first bending piece and the elastic arm.

Furthermore, in the transverse direction, an abdicating space is arranged between the two first lugs, and the abdicating space is right opposite to the elastic arm.

Furthermore, the first accommodating groove extends to the tongue plate, the front end of the first plate body is concavely provided with at least one clamping groove, the front wall of the first accommodating groove is convexly provided with at least one clamping block backwards, and the clamping block is clamped in the clamping groove to block the first grounding piece from moving forwards.

Further, a second receiving groove is concavely provided from the rear end surface of the base portion forward, the second receiving groove has a second side wall along the transverse direction, the second side wall is convexly provided with at least one second protruding block along the up-down direction, the plurality of terminals further include at least one second ground terminal and a pair of second differential signal terminals located at one side of the second ground terminal, the first ground terminal and the second ground terminal are arranged on the opposite surfaces of the tongue plate along the up-down direction, a second ground member has a second plate body received in the second receiving groove and at least one second bending piece bent and extended from the second plate body to one side of the second ground terminal, the second bending piece is in mechanical contact with and electrically connected with the second ground terminal, and the second bending piece and the second protruding block are located at the opposite sides of the second plate body along the up-down direction, a second gap is formed between the plate surface of the second plate body and the second side wall, the second gap is located between the second bending piece and the second protruding block along the transverse direction, and the second protruding block interferes with the plate surface of the second plate body.

Further, the tongue plate has an upper surface and a lower surface opposite to each other in the vertical direction, a protruding rib is formed to protrude downward from the lower surface, a first abutting surface is formed at a position of the upper surface corresponding to the protruding rib, a second abutting surface and a third abutting surface are respectively formed on the lower surface and at the left and right sides of the protruding rib, the length of the third abutting surface in the horizontal direction is greater than that of the second abutting surface in the horizontal direction, the first ground terminal and the first differential signal terminal are exposed at the second abutting surface, the second ground terminal and the second differential signal terminal are exposed at the first abutting surface, the first bending piece is bent downward and vertically from the plate edge of the first plate body, and the second bending piece is bent upward and vertically from the plate edge of the second plate body.

Further, the first plate body and the second plate body are located between the upper surface and the lower surface, and the first plate body is located above the second plate body.

Further, the first side wall is located above the first plate body, the second side wall is located below the second plate body, the first protruding block is formed by protruding downwards from the first side wall, and the second protruding block is formed by protruding upwards from the second side wall.

Compared with the prior art, the first bending pieces and the first convex blocks are respectively arranged at two opposite sides of the first plate body along the up-down direction, namely the first bending pieces and the first convex blocks are arranged in a staggered manner, so that the first grounding piece can be smoothly arranged in the first accommodating groove and the first grounding terminal is prevented from being damaged by collision, the first bending pieces are in mechanical contact with and electrically connected with the first grounding terminal, the first gap is arranged between the plate surface of the first plate body and the first side wall, the first gap is arranged between the first bending pieces and the first convex blocks along the transverse direction, the first convex blocks are arranged in the first accommodating groove and used for compensating the problem of overlarge assembly gap caused by the dimensional tolerance of the first grounding piece and the first grounding terminal, so as to ensure that the first bending pieces can be always in close and stable contact with the first grounding terminal, when the assembly gap is too large, the first bump interferes with the surface of the first plate body, namely the first bump faces the direction of the first grounding terminal and applies a pressure to the first plate body, the first gap provides a space for elastic deformation of the first plate body, so that the first plate body can be integrally deformed, the first bending piece further faces the first grounding terminal to displace to abut against the first grounding terminal, and the first bending piece is contacted with the first grounding terminal more tightly, so that the shielding effect of the electric connector is good.

[ description of the drawings ]

Fig. 1 is an exploded perspective view of the electrical connector of the present invention;

FIG. 2 is a perspective assembly view of the electrical connector of the present invention;

FIG. 3 is a perspective assembly view of another perspective of the electrical connector of the present invention;

fig. 4 is a schematic view of the first ground member and the first ground terminal being mated;

FIG. 5 is a partially assembled schematic view of the electrical connector of the present invention;

FIG. 6 is a cross-sectional view taken along A-A of FIG. 5;

FIG. 7 is an enlarged view at B in FIG. 6;

FIG. 8 is an enlarged view at C of FIG. 6;

FIG. 9 is a rear view of FIG. 2;

FIG. 10 is a cross-sectional view taken along line D-D of FIG. 9;

FIG. 11 is a cross-sectional view taken along direction E-E of FIG. 9;

fig. 12 is a partial cross-sectional view of the present invention.

Detailed description of the embodiments reference is made to the accompanying drawings in which: