CN211376987U - Electric connector and connector combination - Google Patents

Abstract

The utility model discloses a connector combination, include: the electrical connector includes: the first body is provided with two side walls which are arranged oppositely and an island part between the two side walls, and a slot is formed between the island part and each side wall; the conductive terminals are distributed in the slots and are provided with base parts arranged on the first body, and two ends of each base part extend upwards to form a first elastic arm and a second elastic arm; the first contact part and the second contact part are correspondingly arranged on the first elastic arm and the second elastic arm at the front side and the rear side of the slot and are oppositely arranged, one side edge of the left side and the right side of the base part extends out of the tail part, and the tail part is provided with a welding part deviating from the base part; a mating connector for being plugged down to an electrical connector, comprising: the second body is provided with two butt joint parts inserted into the two slots; the butt joint terminal is provided with a first connecting part and a second connecting part which are positioned at two sides of the butt joint part, and the first connecting part and the second connecting part are in one-to-one correspondence to be contacted with the first contact part and the second contact part.

Description

Electric connector and connector combination

[ technical field ] A method for producing a semiconductor device

The present invention relates to an electrical connector and a connector assembly, and more particularly to an electrical connector and a connector assembly suitable for transmitting high frequency signals between circuit boards.

[ background of the invention ]

A conventional board-to-board connector assembly includes an electrical connector and a mating connector, which are mated with each other, and the electrical connector and the mating connector are respectively soldered to a circuit board. The electric connector comprises a first body and a plurality of conductive terminals arranged on the first body, the first body is provided with an island part, two sides of the island part are respectively provided with a slot, each slot is internally provided with a plurality of conductive terminals arranged in a row, each conductive terminal is provided with a connecting part and two elastic arms extending towards the direction of the butt joint face at two ends of the connecting part, the two elastic arms are provided with a first contact part protruding into the slot and are bent and extended from one of the elastic arms to form a welding part, and the welding part is used for being welded on the corresponding circuit board. The butt connector comprises a second body and a plurality of butt terminals arranged on the second body, the second body is correspondingly provided with two convex strips, each convex strip is provided with a plurality of butt terminals in a crossing manner, each butt terminal is provided with an extending part and two arm parts connected to two ends of the extending part, two second contact parts are arranged on the two arm parts and located on opposite surfaces of the convex strips, and the other end of one arm part is bent and extended to form a guide connection part for being welded on the corresponding circuit board. The first body and the second body are mutually embedded, the island portion is accommodated between the two protruding strips, the protruding strips are correspondingly accommodated between the two slots, the second contact portions are located between the two first contact portions, and the first contact portions are in mutual contact with the second contact portions to realize two electric connection between the circuit boards.

In the electrical connector, the path of electrical signal transmission of the conductive terminal passes through one of the elastic arms to the extension portion, then passes through the other elastic arm, and finally passes through the welding portion, the structure is complex, the path of electrical signal transmission is long, loss of electrical signal transmission is easily caused, and stability of electrical signal transmission is affected, and the difference between the lengths of the electrical signal paths from the two elastic arms to the welding portion is large, so that the time difference between two shunt signals of the conductive terminal is large, and serious crosstalk exists between the conductive terminals.

Therefore, in view of the above problems, a new electrical connector needs to be designed to solve the above drawbacks.

[ Utility model ] content

To the problem that the background art faces, the utility model provides a can reduce the time difference of reposition of redundant personnel signal through conductive terminal both sides, and make the magnetic field source plane on both sides the same and magnetic line of force opposite direction, offset most magnetic field interference, be favorable to the stable electric connector of signal transmission and connector combination.

In order to achieve the above object, the utility model discloses electric connector adopts following technological means:

an electrical connector, comprising: a first body having a mating face recessed downward from the mating face to form at least one slot; a plurality of conductive terminals are located first body, conductive terminal has and is located the slot is kept away from a basal portion of butt joint face one side, both ends court around the basal portion the butt joint face is buckled and is extended to form a first bullet arm and a second bullet arm, first bullet arm has and stretches into in front and back direction epirelief a first contact site of slot, the second bullet arm has and stretches into in front and back direction epirelief a second contact site of slot, first contact site with the second contact site is located both sides around the slot, and sets up in the front and back upwards relatively, conductive terminal have certainly a afterbody is extended to a lateral margin in the left and right sides of basal portion, the afterbody has a welding part, the welding part is skew in the left and right directions first contact site with the second contact site.

Furthermore, the conductive terminal is formed by stamping a metal plate, the first elastic arm and the second elastic arm are respectively formed by bending the plate surface relative to the base part, and the width of the first elastic arm and the width of the second elastic arm are the same as the width of the base part in the left-right direction.

Further, in the front-rear direction, the tail portion extends in a direction away from the second elastic arm and toward the first elastic arm, and extends beyond the first elastic arm.

Further, there is a clearance between the first elastic arm and the tail in the left-right direction.

Furthermore, the first body is provided with two slots which are arranged side by side from front to back and an island part which is positioned between the two slots, the island part separates the two slots in the front and back direction, each slot is distributed with a plurality of conductive terminals which are distributed in the left and right direction, the first body is provided with two side walls which are positioned at the front and back sides of the island part, the first contact part is corresponding to the side wall and protrudes into the corresponding slot, and the second contact part is corresponding to the island part and protrudes into the corresponding slot.

Furthermore, the soldering portion of the conductive terminal in one of the slots deviates from the corresponding first contact portion and the second contact portion to the right in the left-right direction, and the soldering portion of the conductive terminal in the other slot deviates from the corresponding first contact portion and the second contact portion to the left in the left-right direction.

Furthermore, the metal casing is provided with two first side plates which are shielded on the outer side surfaces of the two side walls, the top of each first side plate is bent to extend two fixing pins, the top surface of each side wall is downwards concavely provided with two fixing holes, and the fixing pins are fixed in the fixing holes.

Further, the top surfaces of the side walls are lower than the top surface of the island portion, the first body is provided with a protruding portion protruding upwards from each top surface of the side wall, and the protruding portion is located between the two fixing holes corresponding to the side walls.

Further, the metal casing has two first curb plates that shield in two the lateral surface of side wall, metal casing has certainly a first pin that first curb plate downwardly extending formed, first pin is used for welding in a first circuit board, the welding part is located two in the front and back direction first curb plate extends between the first pin, first pin is located two in the outside on the left and right sides direction between the conductive terminal.

Furthermore, the first pin is provided with a first part and a second part, the first part is bent and extended outwards towards the front and back direction and away from the corresponding first side plate, the second part is bent and extended downwards from the first part, and the first part is higher than the bottom surface of the slot.

Further, first body is including being located two headwalls of both sides around the island portion, the headwall is connected two the side wall and with island portion interval setting in the left and right sides direction, metal casing has certainly both ends are buckled a second curb plate that extends about the curb plate, the second curb plate shield in outside the lateral surface of headwall, first curb plate with the turning department of second curb plate forms a second pin, the second pin is used for welding in a first circuit board.

Compared with the prior art, the utility model discloses electric connector has following beneficial effect:

the first elastic arm and the second elastic arm are bent and extended towards the direction of the butt joint surface at the front end and the rear end of the base part, the first contact part on the first elastic arm and the second contact part on the second elastic arm are oppositely arranged, and the tail portion is formed extending from one of left and right side edges of the base portion, the tail portion has the welding portion deviated from the first contact portion and the second contact portion in the left-right direction, therefore, the structure of the conductive terminal is simpler, the manufacturing cost is reduced, the processing and the production are convenient, in addition, the electric signal passes through the welding part, then the base part is divided into two paths to the first contact part and the second contact part respectively, so that the difference of the lengths of the two paths is small, the time difference between the two shunt signals of the conductive terminals is small, and the crosstalk influence between the conductive terminals is reduced.

In order to achieve the above object, the utility model discloses connector combination adopts with following technological means:

a connector assembly comprising: an electrical connector, comprising: the first body is provided with two side walls which are oppositely arranged in front and back and an island part positioned between the two side walls, and a slot is formed between the island part and each side wall; a plurality of conductive terminals arranged on the first body and distributed in two rows in the two slots, wherein the conductive terminals are provided with a base part arranged on the first body, the front end and the rear end of the base part are bent upwards to form a first elastic arm and a second elastic arm, the first elastic arm is provided with a first contact part which protrudes into the slot from the side wall in the front-rear direction, the second elastic arm is provided with a second contact part which protrudes into the slot from the island part in the front-back direction, the first contact part and the second contact part are positioned at the front side and the back side of the slot, and are oppositely arranged in the front-rear direction, the conductive terminal is provided with a tail part extending out from one side edge of the left side and the right side of the base part, the tail part is provided with a welding part which deviates from the first contact part and the second contact part in the left-right direction; a mating connector for mating down to the electrical connector, the mating connector comprising: a second body having two butting parts inserted into the insertion slot; the butt joint terminals are provided with a first guide connection part and a second guide connection part which are positioned on the front side and the rear side of the butt joint part, the first guide connection part is in contact with the first contact part, and the second guide connection part is in contact with the second contact part.

Further, the butting connector comprises a shielding shell covering the outside of the first body, the shielding shell is provided with two side walls which are arranged oppositely in the front and back direction, the two butting parts are positioned between the two side walls, a slot is formed between the side wall and the closest butting part, the slot penetrates through the butting connector from top to bottom, and the slot accommodates the side walls.

Further, the second body has two connecting portions connected to the butting portion, the two connecting portions are located on the left and right sides of the butting portion, the dimension of the connecting portion in the front-rear direction is larger than the dimension of the two butting portions on the outermost sides in the front-rear direction, and the shield shell is fixed to the connecting portions.

Further, the shielding shell and the second body are fixed to each other in an embedding and embedding manner.

Furthermore, the shielding shell is provided with a fourth pin corresponding to each connecting part, and the fourth pin is upwards exposed on the top surface of the second body and is used for being welded on a second circuit board.

Furthermore, the butt-joint terminal is provided with a welding foot positioned in one of the slots, and a gap is reserved between the welding foot and the corresponding side wall.

Furthermore, the shielding shell extends upwards from each side wall to form at least one third pin, the third pin is used for welding a second circuit board, and the third pin corresponds to the notch in the front-back direction.

Further, the electric connector comprises a metal shell, the metal shell is provided with two first side plates which are shielded on the outer side surfaces of the two side walls, the metal shell is contained in the shielding shell and extends downwards from each first side plate to form at least one first pin which is used for being welded on a second circuit board, the first pin is provided with a first part and a second part, the first part is bent and extended outwards towards the front and back direction and is far away from the corresponding first side plate, the second part is formed by bending and extending downwards from the first part, the side walls are upwards concavely arranged from the bottom ends of the side walls to form at least one notch, and the notch corresponds to the slotting in the front and back direction and accommodates the first part.

Furthermore, at least one abutting part is formed by downwards extending from each first side plate, and the abutting part corresponds to the groove in the front-back direction and is outwardly abutted to the side walls.

Compared with the prior art, the utility model discloses the connector combination has following beneficial effect:

the first elastic arm and the second elastic arm are bent and extended towards the direction of the butt joint surface at the front end and the rear end of the base part, the first contact part on the first elastic arm and the second contact part on the second elastic arm are oppositely arranged, and the tail portion is formed extending from one of left and right side edges of the base portion, the tail portion has the welding portion deviated from the first contact portion and the second contact portion in the left-right direction, thus, the structure of the conductive terminal is simpler, which is beneficial to reducing the manufacturing cost and reducing the width of the butt-joint terminal matched with the conductive terminal, the time difference of the shunt signal passing through the two elastic arms of the conductive terminal can be reduced, the magnetic field source planes excited by the first elastic arm and the second elastic arm are the same, and the directions of the magnetic lines of force are opposite, so that the aims of offsetting most magnetic field interference and reducing crosstalk are fulfilled.

[ description of the drawings ]

Fig. 1 is an exploded perspective view of the connector assembly of the present invention, the first circuit board and the second circuit board;

fig. 2 is a perspective view of the electrical connector and the mating connector of fig. 1 prior to mating;

fig. 3 is a perspective view of the electrical connector of fig. 2;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;

FIG. 5 is an exploded perspective view of FIG. 3;

fig. 6 is a bottom view of the plurality of conductive terminals and the metal housing of fig. 3;

fig. 7 is a perspective view of a single conductive terminal of fig. 4;

FIG. 8 is a top view of FIG. 7;

fig. 9 is a perspective view of the docking connector of fig. 2 turned upside down by 180 degrees:

FIG. 10 is a top view of FIG. 9;

FIG. 11 is an exploded perspective view of FIG. 9;

FIG. 12 is a perspective assembly view of FIG. 2;

FIG. 13 is a cross-sectional view taken along line B-B of FIG. 12;

fig. 14 is a cross-sectional view taken along line C-C of fig. 12.

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

[ detailed description ] embodiments

For better understanding of the objects, structures, features, and functions of the present invention, reference should now be made to the drawings and detailed description of the invention.

As shown in fig. 1, for the connector assembly of the present invention, the connector assembly is used to electrically connect a first circuit board 300 and a second circuit board 400 (although, in other embodiments, not limited thereto), and includes an electrical connector 100 and a docking connector 200, wherein the electrical connector 100 and the docking connector 200 are docked with each other in an up-down direction to form an electrical connection of the connector assembly. In order to facilitate description of a specific structure in the connector assembly, a front-back direction X, a left-right direction Y, and an up-down direction Z are defined, and the front-back direction X, the left-right direction Y, and the up-down direction Z are perpendicular to each other in pairs.

As shown in fig. 3 and 5, the electrical connector 100 includes a first body 1, a plurality of conductive terminals 2 disposed on the first body 1, and a metal shell 3 covering the first body 1.

As shown in fig. 3 and 5, the first body 1 is provided with a butt surface 11 at a top portion thereof, the first body 1 is provided with at least one slot 12 formed by being depressed downward from the butt surface 11, in this embodiment, the first body 1 is provided with two slots 12 arranged side by side in the front-rear direction X (of course, in other embodiments, this is not limited thereto), and an island portion 13 located between the two slots 12, the island portion 13 separates the two slots 12 in the front-rear direction X. In the front-back direction X, the first body 1 is provided with two side walls 14 located on the front side and the back side of the island portion 13 and two end walls 15 located on the left side and the right side of the island portion 13, one slot 12 is formed between each side wall 14 and the island portion 13, the two end walls 15 are connected to the left side and the right side of the island portion 13, and each side wall 14 and the island portion 13 are arranged at intervals in the left-right direction Y.

As shown in fig. 4 and 5, two fixing holes 141 are recessed downward from the top surface of each sidewall 14, and the fixing holes 141 penetrate through the sidewall 14 downward from the top surface of the sidewall 14.

As shown in fig. 3, 4 and 5, the top surfaces of the side walls 14 are lower than the top surface of the island 13, the first body 1 has a protrusion 16 protruding upward from the top surface of each of the side walls 14, in this embodiment, the top surface of the protrusion 16 and the top surface of the island 13 are located on the same horizontal plane, that is, the top surface of the island 13 and the top surface of the protrusion 16 belong to a part of the abutting surface 11, and the protrusion 16 is elongated and located between two fixing holes 141 corresponding to the side walls 14.

As shown in fig. 3, 6 and 7, the conductive terminals 2 include signal terminals and ground terminals, but may also include power terminals and detection terminals as required. The plurality of conductive terminals 2 are arranged in two rows in the first body 1, and each slot 12 is correspondingly distributed with the plurality of conductive terminals 2 arranged in a row in the left-right direction Y. Each of the conductive terminals 2 is formed by stamping a metal plate, and has a base portion 21 located on one side of the slot 12 away from the mating surface 11, and both ends of the base portion 21 in the front-rear direction X have a first elastic arm 22 and a second elastic arm 23 bent and extended toward the mating surface 11.

As shown in fig. 7, 8, and 13, the first elastic arm 22 and the second elastic arm 23 are symmetrically disposed in front and rear directions with respect to the base 21, the first elastic arm 22 and the second elastic arm 23 are respectively formed by bending a plate surface with respect to the base 21, and the width of the first elastic arm 22 and the width of the second elastic arm 23 are both the same as the width of the base 21 in the left-right direction Y.

As shown in fig. 4 and 7, the first elastic arm 22 has a first contact portion 221, the first contact portion 221 protrudes from the corresponding side wall 14 into the corresponding slot 12 in the front-back direction X, the second elastic arm 23 has a second contact portion 231, the second contact portion 231 protrudes from the island portion 13 into the corresponding slot 12 in the front-back direction X, and the first contact portion 221 and the second contact portion 231 are located on the front and back sides of the slot 12 and are opposite to each other.

As shown in fig. 1, 6 and 7, the conductive terminal 2 has a tail portion 24 extending from one of the left and right edges of the base portion 21, and the tail portion 24 extends in a direction away from the second resilient arm 23 in the front-rear direction X toward the first resilient arm 22 and extends beyond the first resilient arm 22. The tail portion 24 has an extending portion 241 extending from the base portion 21 and a soldering portion 242 extending from the extending portion 241, and the soldering portion 242 deviates from the corresponding first contact portion 221 and the second contact portion 231 in the left-right direction Y for being soldered to the first circuit board 300. There is a gap between the tail portion 24 and the first elastic arm 22 in the left-right direction Y (refer to fig. 8), when the first contact portion 221 contacts with the mating connector 200, the tail portion 24 does not interfere with the first elastic arm 22, so that the first elastic arm 22 can have a good elastic effect.

As shown in fig. 5, 6 and 8, the soldering portion 242 of the conductive terminal 2 in one of the slots 12 is offset to the right in the left-right direction Y from the corresponding first contact portion 221 and second contact portion 231, and the soldering portion 242 of the conductive terminal 2 in the other slot 12 is offset to the left in the left-right direction Y from the corresponding first contact portion 221 and second contact portion 231, so that the conductive terminals 2 distributed in the two slots 12 can be formed by a same set of dies.

As shown in fig. 3 and 5, in the present embodiment, the metal shell 3 includes two separated metal sheet structures, each metal sheet has two first side plates 31 covering the outer side surfaces of the two side walls 14 and a second side plate 32 extending from the left and right ends of the first side plate 31 in a bending manner, and the two second side plates 32 of each metal sheet cover the outer side surfaces of the two end walls 15.

As shown in fig. 4 and 5, two fixing legs 33 are bent and extended from the top of each first side plate 31, and the fixing legs 33 are fixed to the fixing holes 141 corresponding to the side walls 14.

As shown in fig. 1, 3 and 5, at least one first pin 34 extends downward from the first side plate 31, and a plate edge of the first pin 34 is soldered to the first circuit board 300 by surface soldering to form a ground path, so as to shield the conductive terminal 2 from the metal housing 3. In the present embodiment, each of the first side plates 31 extends two of the first pins 34 downward. The welding portion 242 is located between the first pins 34 extending from the two first side plates 31 in the front-rear direction X, and the first pins 34 are located between the outermost two terminals in the left-right direction Y (refer to fig. 6 for assistance).

As shown in fig. 3, 4 and 5, each of the first pins 34 has a first portion 341 and a second portion 342, the first portion 341 is bent and extended outward away from the corresponding first side plate 31 in the front-back direction X, the second portion 342 is bent and extended downward from the first portion 341, and the first portion 341 is higher than the bottom surface of the slot 12.

As shown in fig. 3 and 5, a second pin 36 is formed at the turning point of the first side plate 31 and each second side plate 32, and the plate edge of the second pin 36 is soldered to the first circuit board 300 by surface soldering, so as to strengthen the fixing effect of the electrical connector 100 soldered to the first circuit board 300 and form a grounding path.

As shown in fig. 3 and 5, the metal shell 3 has at least one abutting portion 35 formed by protruding outward from the plate surface of each first side plate 31, in this embodiment, the number of the abutting portions 35 correspondingly disposed on each first side plate 31 is three, one of the three abutting portions is located on two first pins 34 in the left-right direction Y, and the other two abutting portions are located on the left and right sides of the two first pins 34.

As shown in fig. 9 and 13, the second body 4 has two abutting portions 41, a receiving cavity 42 is formed between the two abutting portions 41, when the electrical connector 100 and the docking connector 200 are docked, the island portion 13 receives the receiving cavity 42, the two abutting portions 41 are located between the two side walls 61, and the two abutting portions 41 are inserted into the two slots 12 in a one-to-one correspondence manner.

As shown in fig. 9, 10 and 11, two rows of the plurality of the butting terminals 5 are provided on two butting portions 41, and each of the butting portions 41 is provided with one row of the butting terminals 5 extending in the left-right direction Y. Each of the butting terminals 5 has a first guiding connection portion 51 and a second guiding connection portion 52 oppositely disposed at two sides of the butting portion 41 in the front-back direction X, the first guiding connection portion 51 contacts with the first contact portion 221 and is exposed to the receiving cavity 42, the second guiding connection portion 52 contacts with the second contact portion 231, so as to form an electrical connection between the electrical connector 100 and the butting connector 200, the butting terminal 5 further includes a bridging portion 53 connecting the first guiding connection portion 51 and the second guiding connection portion 52, and a soldering pin 54 bent and extended from the first guiding connection portion 51 or the second guiding connection portion 52, the bridging portion 53 is erected at a bottom end of the corresponding butting portion 41, in this embodiment, the soldering pin 54 is bent and extended from the first guiding connection portion 51.

As shown in fig. 11 and 13, the butt terminal 5 has a solder leg 54, in this embodiment, the solder leg 54 is formed by bending and extending from the first lead connecting portion 51, but in other embodiments, the solder leg 54 may be formed by bending and extending from the second lead connecting portion 52.

As shown in fig. 2, 11 and 13, the docking connector 200 is used for being plugged downward to the electrical connector 100, and includes a second body 4, a plurality of docking terminals 5 disposed on the second body 4, and a shielding shell 6 covering the second body 4, wherein the shielding shell 6 is fixed to the second body 4 by insert molding.

As shown in fig. 10, the second body 4 has two connecting portions 43 connected to the abutting portions 41, the two connecting portions 43 are located on the left and right sides of the abutting portions 41, and the dimension of the connecting portions 43 in the front-rear direction X is larger than the distance between the outermost sides of the two abutting portions 41 in the front-rear direction X.

As shown in fig. 10, 11 and 13, the shield case 6 is insert-molded with the two connecting portions 43 at both ends in the left-right direction Y, respectively, to fix the shield case 6 and the second body 4 to each other. When the mating connector 200 is mated with the electrical connector 100, the metal housing 3 is received in the shielding housing 6.

As shown in fig. 10, 11 and 14, in this embodiment, the shielding shell 6 includes two separated metal sheet structures, each metal sheet structure has a side wall 61 and two end walls 62 formed by bending and extending from left and right ends of the side wall 61, one end wall 62 of each metal sheet structure is embedded in the same connecting portion 43, so that a slot 7 is formed between the two front and rear opposite side walls 61 on the shielding shell 6 and the abutting portion 41 closest thereto, the slot 7 is used for accommodating the side wall 14, the slot 7 penetrates the abutting connector 200 up and down, and the solder leg 54 of the abutting terminal 5 is located in one of the slots 7 and has a gap with the corresponding side wall 61. The abutting portion 35 is provided corresponding to the open groove 7 in the front-rear direction X and abuts against the side wall 61 outwardly.

As shown in fig. 1, 11 and 12, at least one third leg 63 extends upward from each of the sidewalls 61, the third leg 63 is exposed upward on the top surface of the second body 4, a plate edge of the third leg 63 is used for soldering the second circuit board 400 by surface soldering, and the third leg 63 is disposed corresponding to the slot 7 in the front-back direction X. In the present embodiment, each of the sidewalls 61 extends to form a plurality of the third pins 63.

As shown in fig. 1, 11 and 12, a fourth pin 64 extends upward from each end wall 62, the fourth pin 64 passes through the corresponding connecting portion 43 and is exposed upward, and a plate edge of the fourth pin 64 is soldered to the second circuit board 400 by surface soldering.

As shown in fig. 3, 11 and 14, each of the side walls 61 is recessed upward from a bottom end thereof to form at least one notch 65, the notches 65 are disposed corresponding to the slots 7 in the front-rear direction X, and in this embodiment, two notches 65 are disposed corresponding to each of the side walls 61. The notch 65 receives the first portion 341 when the mating connector 200 is mated with the electrical connector 100.

To sum up, the utility model discloses an electric connector and connector combination have following beneficial effect:

(1) the first elastic arm 22 and the second elastic arm 23 are bent and extended in the direction of the abutting surface 11 at the front end and the rear end of the base 21, the first contact portion 221 on the first elastic arm 22 and the second contact portion 231 on the second elastic arm 23 are oppositely arranged, the tail portion 24 is formed by extending from one edge of the left side and the right side of the base 21, and the tail portion 24 has the welding portion 242 deviating from the first contact portion 221 and the second contact portion 231 in the left-right direction Y, so that the structure of the conductive terminal 2 is simple, the manufacturing cost is reduced, the processing and the production are convenient, in addition, the electric signal passes through the welding portion 242, and then the base 21 is divided into two paths to reach the first contact portion 221 and the second contact portion 231 respectively, so that the difference between the lengths of the two paths is small, and the time difference between the two shunt signals of the conductive terminal 2 is small, the crosstalk influence between the conductive terminals 2 is reduced. The width of the butt-joint terminal 5 matched with the width can be reduced, the time difference of a shunt signal passing through the two elastic arms of the conductive terminal 2 can be reduced, the magnetic field source planes excited by the first elastic arm 22 and the second elastic arm 23 are the same, and the directions of magnetic lines of force are opposite, so that the aims of offsetting most magnetic field interference and reducing crosstalk are achieved, and the stability of electric signal transmission is improved.

(2) There is a gap between the first elastic arm 22 and the tail portion 24 in the left-right direction Y, and when the first contact portion 221 contacts with the mating connector 200, the tail portion 24 does not interfere with the first elastic arm 22, so that the first elastic arm 22 can have a good elastic effect, and in the molding process of the conductive terminal 2, the first elastic arm 22 and the tail portion 24 are conveniently molded.

(3) The metal casing 3 has the first pin 34 formed by downwardly extending the first side plate 31, the metal casing 3 is provided with the second pin 36 located at the turning point of the first side plate 31 and the second side plate 32, and the first pin 34 and the second pin 36 are all used for being welded to the first circuit board 300, so that a multi-grounding path of grounding is formed, and the shielding effect of the metal casing 3 is ensured.

(4) The first and second conductive parts 51 and 52 are respectively disposed corresponding to the first and second contact parts 221 and 231, so that the width of the docking terminal 5 in the left-right direction Y is effectively reduced, and more conductive terminals 2 and docking terminals 5 are disposed in a limited space, thereby improving the efficiency of electrical signal transmission and preventing crosstalk interference between adjacent docking terminals 5.

(5) Through the embedding molding of the two ends of the shielding shell 6 in the left-right direction Y and the two connecting portions 43, the shielding shell 6 and the second body 4 are fixed to each other, the metal shell 3 is accommodated in the shielding shell 6, and the abutting portion 35 is arranged corresponding to the slot 7 in the front-back direction X and is abutted to the side wall 61 outwards, so that the integral shielding between the electrical connector 100 and the butting connector 200 is formed.

(6) Each of the side walls 61 is correspondingly provided with two notches 65, and when the docking connector 200 is docked with the electrical connector 100, the notches 65 accommodate the first portions 341 of the first pins 34, so that when the electrical connector 100 is docked with the docking connector 200, the overall height of the connector assembly is reduced, and the connector assembly can meet the requirement of a narrow space.

The above detailed description is only for the purpose of illustrating the preferred embodiments of the present invention, and not for the purpose of limiting the scope of the present invention, therefore, all the equivalent technical changes applying the present specification and the drawings are included in the scope of the present invention.

Claims (20)

1. An electrical connector, comprising:

a first body having a mating face recessed downward from the mating face to form at least one slot;

a plurality of conductive terminals are located first body, conductive terminal has and is located the slot is kept away from a basal portion of butt joint face one side, both ends court around the basal portion the butt joint face is buckled and is extended to form a first bullet arm and a second bullet arm, first bullet arm has and stretches into in front and back direction epirelief a first contact site of slot, the second bullet arm has and stretches into in front and back direction epirelief a second contact site of slot, first contact site with the second contact site is located both sides around the slot, and sets up in the front and back upwards relatively, conductive terminal have certainly a afterbody is extended to a lateral margin in the left and right sides of basal portion, the afterbody has a welding part, the welding part is skew in the left and right directions first contact site with the second contact site.

2. The electrical connector of claim 1, wherein: the conductive terminal is formed by stamping a metal plate, the first elastic arm and the second elastic arm are respectively formed by bending the plate surface relative to the base part, and the width of the first elastic arm and the width of the second elastic arm are the same as the width of the base part in the left-right direction.

3. The electrical connector of claim 1, wherein: in the front-rear direction, the tail portion extends in a direction away from the second elastic arm and toward the first elastic arm, and extends beyond the first elastic arm.

4. The electrical connector of claim 1, wherein: there is the clearance between first bullet arm and the afterbody in the left and right sides direction.

5. The electrical connector of claim 1, wherein: the first body is provided with two slots which are arranged side by side from front to back and an island part which is positioned between the two slots, the island part separates the two slots in the front and back directions, each slot is distributed with a plurality of conductive terminals which are distributed in the left and right directions, the first body is provided with two side walls which are positioned at the front and back sides of the island part, the first contact part corresponds to the side walls and protrudes into the corresponding slots, and the second contact part corresponds to the island part and protrudes into the corresponding slots.

6. The electrical connector of claim 5, wherein: the welding part of the conductive terminal positioned in one of the slots deviates from the corresponding first contact part and the second contact part to the right in the left-right direction, and the welding part of the conductive terminal positioned in the other slot deviates from the corresponding first contact part and the second contact part to the left in the left-right direction.

7. The electrical connector of claim 5, wherein: the metal shell is provided with two first side plates which are shielded on the outer side surfaces of the two side walls, the top of each first side plate is bent to extend two fixing pins, the top surface of each side wall is downwards concave to form two fixing holes, and the fixing pins are fixed in the fixing holes.

8. The electrical connector of claim 7, wherein: the top surface of the side wall is lower than the top surface of the island part, the first body is provided with a protruding part protruding upwards from the top surface of each side wall, and the protruding part is located between the two fixing holes corresponding to the side walls.

9. The electrical connector of claim 5, wherein: the metal casing is provided with two first side plates which are covered on the outer side faces of the side walls, the metal casing is provided with at least one first connecting pin formed by downward extension of the first side plates, the first connecting pin is used for being welded on a first circuit board, the welding part is located on the front and rear direction between the first connecting pins extended by the first side plates, and the first connecting pin is located on the outermost side in the left and right direction between the conductive terminals.

10. The electrical connector of claim 9, wherein: the first pin is provided with a first part and a second part, the first part is bent and extended outwards towards the front and back direction and away from the corresponding first side plate, the second part is formed by bending and extending downwards from the first part, and the first part is higher than the bottom surface of the slot.

11. The electrical connector of claim 9, wherein: the first body is including being located two headwalls of both sides around the island portion, the headwall is connected two the side wall and with island portion interval setting in the left and right sides direction, metal casing has certainly both ends are buckled a second curb plate that extends about the curb plate, the second curb plate shield in outside the outside of headwall, first curb plate with the turn department of second curb plate forms a second pin, the second pin is used for welding in a first circuit board.

12. A connector assembly, comprising:

an electrical connector, comprising:

the first body is provided with two side walls which are oppositely arranged in front and back and an island part positioned between the two side walls, and a slot is formed between the island part and each side wall;

a plurality of conductive terminals arranged on the first body and distributed in two rows in the two slots, wherein the conductive terminals are provided with a base part arranged on the first body, the front end and the rear end of the base part are bent upwards to form a first elastic arm and a second elastic arm, the first elastic arm is provided with a first contact part which protrudes into the slot from the side wall in the front-rear direction, the second elastic arm is provided with a second contact part which protrudes into the slot from the island part in the front-back direction, the first contact part and the second contact part are positioned at the front side and the back side of the slot, and are oppositely arranged in the front-rear direction, the conductive terminal is provided with a tail part extending out from one side edge of the left side and the right side of the base part, the tail part is provided with a welding part which deviates from the first contact part and the second contact part in the left-right direction;

a mating connector for mating down to the electrical connector, the mating connector comprising:

a second body having two butting parts inserted into the insertion slot;

the butt joint terminals are provided with a first guide connection part and a second guide connection part which are positioned on the front side and the rear side of the butt joint part, the first guide connection part is in contact with the first contact part, and the second guide connection part is in contact with the second contact part.

13. The connector assembly of claim 12, wherein: the butting connector comprises a shielding shell covering the outside of the first body, the shielding shell is provided with two side walls which are oppositely arranged in the front and back direction, the two butting parts are positioned between the two side walls, a slot is formed between the side wall and the closest butting part, the slot penetrates through the butting connector from top to bottom, and the slot accommodates the side walls.

14. The connector assembly of claim 13, wherein: the shielding shell extends upwards from each side wall to form at least one third pin, the third pin is used for welding a second circuit board, and the third pin corresponds to the notch in the front-back direction.

15. The connector assembly of claim 13, wherein: the second body is provided with two connecting parts connected to the butt joint part, the two connecting parts are positioned on the left side and the right side of the butt joint part, the size of the connecting parts in the front-back direction is larger than the distance between the two outermost sides of the butt joint part in the front-back direction, and the shielding shell is fixed on the connecting parts.

16. The connector assembly of claim 15, wherein: the shielding shell and the second body are mutually fixed in an embedding and embedding forming mode.

17. The connector assembly of claim 15, wherein: the shielding shell is provided with a fourth pin corresponding to each connecting part, and the fourth pin is upwards exposed on the top surface of the second body and is used for being welded on a second circuit board.

18. The connector assembly of claim 13, wherein: the butt-joint terminal is provided with a welding foot positioned in one of the slots, and a gap is reserved between the butt-joint terminal and the corresponding side wall.

19. The connector assembly of claim 13, wherein: the electric connector comprises a metal shell, the metal shell is provided with two first side plates which are shielded on the outer side surfaces of the two side walls, the metal shell is contained in the shielding shell and extends downwards from each first side plate to form at least one first pin which is used for being welded on a second circuit board, the first pin is provided with a first part and a second part, the first part is far away from the corresponding first side plate in the front-back direction and bends outwards to extend, the second part is formed by bending downwards and extending the first part, the side wall is upwards concavely arranged from the bottom end of the side wall to form at least one notch, and the notch corresponds to the slotting in the front-back direction and accommodates the first part.

20. The connector assembly of claim 19, wherein: at least one abutting part is formed by downwards extending each first side plate, and the abutting part corresponds to the groove in the front-back direction and is outwardly abutted to the side wall.

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