CN217642029U - Plug connector and electric connector combination - Google Patents

Abstract

The utility model discloses an electric connector combination, include: the plug connector is inserted into a socket connector along the plugging direction and is provided with an insulating body, the insulating body is provided with a plurality of accommodating grooves and a side wall positioned on one side of the accommodating grooves, the side wall is convexly provided with a foolproof part, at least one elastic part is formed on the side wall, the foolproof part is provided with an extending part in an extending manner along the plugging direction, and one end of the extending part, which is close to the elastic part, is provided with a concave part; each plug terminal is provided with a stopping part, when the plug terminals are inserted into the accommodating grooves in a one-to-one correspondence mode along the plugging direction, the stopping parts abut against the elastic parts, the elastic parts elastically move towards one side of the extending parts, the concave parts provide yielding positions for the elastic parts, and the elastic parts stop the stopping parts from moving along the opposite direction of the plugging direction; the socket connector is provided with an insulating base body, the insulating base body is provided with a plug-in groove and a wall portion located on one side of the plug-in groove, the plug-in groove accommodates the insulating body, the wall portion is concavely provided with a fool-proof groove, and the fool-proof groove is matched with the fool-proof portion.

Description

Plug connector and electric connector combination

[ technical field ] A method for producing a semiconductor device

The present invention relates to a plug connector and an electrical connector assembly, and more particularly to a plug connector of an electrical connection cable and an electrical connector assembly of an electrical connection circuit board and a cable.

[ background of the invention ]

An existing electrical connector assembly includes a plug connector and a receptacle connector, the plug connector includes an insulating body, the insulating body has a plurality of receiving slots and a sidewall located at one side of the receiving slots, the sidewall has a protruding fool-proof portion, and at least one elastic portion is formed on the sidewall; the plug connector comprises a plurality of plug terminals, each plug terminal is provided with a stopping portion, when the plug terminals are inserted into the accommodating grooves in a one-to-one correspondence mode along the plugging direction, the stopping portions abut against the elastic portions, the elastic portions elastically move towards one side of the fool-proof portions, the socket connector comprises an insulating base body, the insulating base body is provided with a plugging groove and a wall portion located on one side of the plugging groove, the wall portion is concavely provided with a fool-proof groove, when the plug connector is matched and connected with the socket connector, the plugging groove accommodates the insulating body, and the fool-proof groove is matched and connected with the fool-proof portions.

In the above structure, there are the following problems:

1. when the plug connector is coupled with the receptacle connector, since the fit clearance between the fool-proof portion and the fool-proof groove is relatively large, an operator often mistakenly thinks that the plug connector and the receptacle connector are not mounted in place, and thus pressure is continuously applied to the plug connector or the receptacle connector, which may damage the plug connector and the receptacle connector.

2. When the structure is improved, the fool-proof part is extended to form an extension part, so that the fit clearance between the plug connector and the socket connector is reduced, a judgment basis is provided for an operator, and new problems can be caused.

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

[ Utility model ] A method for manufacturing a semiconductor device

To the problem that the background art faces, the creation aim at of the utility model provides a prevent slow-witted portion edge the grafting direction is extended and is equipped with an extension, the extension is close to elasticity portion one end is equipped with a concave part, the concave part does elasticity portion court the direction displacement of extension provides the plug connector that steps down and provides one prevent that slow-witted groove connects and connect prevent slow-witted portion, prevent slow-witted portion edge the grafting direction is extended and is equipped with an extension, the extension is close to elasticity portion one end is equipped with a concave part, the concave part does elasticity portion court the direction displacement of extension provides the electric connector combination that steps down.

In order to achieve the above object, the utility model adopts the following technical means:

a plug connector for insertion into a receptacle connector in a mating direction, comprising: the insulation body is provided with a plurality of accommodating grooves and a side wall positioned on one side of the accommodating grooves, the side wall is convexly provided with a fool-proof part, at least one elastic part is formed on the side wall, the fool-proof part is provided with an extending part in an extending manner along the inserting direction, and one end of the extending part, which is close to the elastic part, is provided with a concave part; when the plug terminals are inserted into the accommodating grooves along the plugging direction in a one-to-one correspondence manner, the stopping portions abut against the elastic portions, the elastic portions elastically move towards one sides of the extending portions, the concave portions provide yielding positions for the elastic portions, and the elastic portions stop the stopping portions from moving along the opposite direction of the plugging direction.

Furthermore, the free end of the elastic part is concavely provided with a blocking groove, the blocking groove is provided with a first blocking surface and a second blocking surface positioned at two opposite ends of the first blocking surface, the first blocking surface blocks the blocking part from displacing along the plugging direction, and the second blocking surface blocks the blocking part from displacing along the direction perpendicular to the plugging direction.

Furthermore, the insulation body is provided with an inserting wall, the side wall is concavely provided with at least one accommodating groove which is communicated with the accommodating groove, the accommodating groove and the accommodating groove both penetrate through the inserting wall along the inserting direction and are arranged on the inserting wall at intervals, and the elastic part is positioned in the accommodating groove.

Furthermore, the side wall is concavely provided with at least one accommodating groove communicated with the accommodating groove, the accommodating groove is arranged on the side wall and is provided with a first edge which is flush with the edge of the concave part, the elastic part extends along the plugging direction from the first edge, and the depth of the elastic part extending along the plugging direction is greater than the depth of the extending part extending along the plugging direction.

Furthermore, at least two elastic parts are formed on the side wall, a partition is arranged between every two adjacent elastic parts, a first gap is formed between each elastic part and the corresponding partition, a groove is formed in the fool-proof part in a concave mode towards the elastic parts, and the partition, the first gap and the two adjacent elastic parts are partially exposed out of the groove in the vertical direction of the plugging direction.

An electrical connector assembly, comprising: the plug connector is inserted into a socket connector along the plugging direction and is provided with an insulating body, the insulating body is provided with a plurality of accommodating grooves and a side wall positioned on one side of the accommodating grooves, a fool-proof part is convexly arranged on the side wall, at least one elastic part is formed on the side wall, the fool-proof part is provided with an extending part in an extending manner along the plugging direction, and one end of the extending part, which is close to the elastic part, is provided with a concave part; each plug terminal is provided with a stopping part, when the plug terminals are inserted into the accommodating grooves along the plugging direction in a one-to-one correspondence manner, the stopping parts abut against the elastic parts, the elastic parts elastically displace towards one side of the extending parts, the concave parts provide yielding positions for the elastic parts, and the elastic parts stop the stopping parts from displacing along the opposite direction of the plugging direction; the socket connector is provided with an insulating base body, the insulating base body is provided with a plug-in groove and a wall portion located on one side of the plug-in groove, the plug-in groove accommodates the insulating body, the wall portion is concavely provided with a fool-proof groove, and the fool-proof groove is matched and connected with the fool-proof portion.

Furthermore, the fool-proof groove is provided with an inner bottom surface, the free end of the extension part is provided with a matching surface, when the plug connector is matched and connected with the socket connector, a second gap exists between the inner bottom surface and the matching surface, and the distance of the second gap is smaller than the depth of the extension part extending along the plugging direction.

Further, the lateral wall is concavely provided with at least one accommodating groove communicated with the accommodating groove, the accommodating groove is arranged on the lateral wall and is provided with a first edge flushed with the edge of the concave part, the elastic part extends along the inserting direction from the first edge, the depth of the elastic part extending along the inserting direction is greater than that of the extending part extending along the inserting direction, the fool-proof groove is provided with an inner bottom surface, and when the plug connector is matched with the socket connector, the inner bottom surface is positioned above the free end of the elastic part.

Further, at least two elastic parts are formed on the side wall, a partition is arranged between every two adjacent elastic parts, a first gap is formed between each elastic part and the corresponding partition, a groove is formed in the fool-proof part in a concave mode towards the elastic parts, the partition, the first gap and the two adjacent elastic parts are partially exposed out of the groove in the vertical direction of the plugging direction, and when the insulating body is inserted into the plugging groove, the partition, the first gap and the two adjacent elastic parts are partially exposed out of the fool-proof groove in the vertical direction of the plugging direction.

Further, the insulating pedestal is provided with a bottom wall, a plurality of terminal grooves penetrating through the bottom wall and a plurality of mounting grooves concavely arranged from the lower part of the bottom wall, the mounting grooves are positioned between two adjacent terminal grooves, the mounting grooves are communicated with the terminal grooves, a plurality of socket terminals are arranged in the terminal grooves in a one-to-one correspondence mode, at least one bridging terminal is arranged, the bridging terminal is provided with at least two socket terminals and at least one bridging body integrally connected with the at least two socket terminals, the bridging body is contained in the mounting grooves and is divided into two rows, and the bridging terminal is arranged in the same row of the terminal grooves and/or in different rows of the terminal grooves.

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

in order to avoid that an operator mistakenly thinks that the plug connector and the socket connector are not installed in place, so that pressure is continuously applied to the plug connector or the socket connector, and the plug connector and the socket connector are easily damaged, the fool-proof portion is provided with an extending portion in the plugging direction, so that the fit clearance between the socket connector and the plug connector is reduced, and a judgment basis is provided for the operator.

[ description of the drawings ]

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

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

FIG. 3 is a cross-sectional view of FIG. 2;

fig. 4 is a perspective view of the plug connector;

fig. 5 is a front view of the plug connector;

FIG. 6 is a perspective view of the receptacle connector;

fig. 7 is a perspective view of a receptacle connector according to another embodiment;

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

plug connector 100	Insulating body 1	Receiving groove 11
			Side wall 12	Fool-proof part 121	Extension 1211
Recess 12111	Mating surface 12112	Groove 1212
			Elastic part 122	Blocking groove 1221	First stop face 12211
Second stop face 12212	Accommodating groove 123	First side 1231
			Partition rail 124	Plug-in wall 13	Plug terminal 2
Base 21	Mating part 22	Stop part 23
			Crimping part 24	Socket connector 300	Insulating base body 3
Plug groove 31	Wall 32	Fool-proof groove 321
			Inner bottom surface 3211	Bottom wall 33	Terminal groove 34
Mounting groove 35	Bridge terminal 4	Socket terminal 41
			Butt joint part 411	Welding part 412	Bridge portion 42
First gap D1	First gap D2

[ 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 to 7, the electrical connector assembly of the present invention includes a plug connector 100 and a socket connector 300, wherein the plug connector 100 is electrically connected to a first electronic component (not shown), the socket connector 300 is electrically connected to a second electronic component (not shown), the first electronic component is preferably a cable, and the second electronic component is preferably a circuit board. The plugging direction of the plug connector 100 into the receptacle connector 300 is defined as Z-axis, the width direction of the plug connector 100 is Y-axis, and the length direction of the plug connector 100 is X-axis.

As shown in fig. 1 to 5, the plug connector 100 includes an insulating body 1 and a plurality of plug terminals 2, wherein the insulating body 1 is provided with a plurality of receiving slots 11, a side wall 12 at one side of the receiving slots 11, and a plug wall 13. The sidewall 12 is provided with a protruding fool-proof portion 121 and a plurality of accommodating grooves 123 communicating with the accommodating groove 11, and the accommodating groove 11 and the accommodating grooves 123 both penetrate through the insertion wall 13 along the insertion direction and are arranged on the insertion wall 13 at intervals. A plurality of elastic parts 122 are formed on the side wall 12 and located in the accommodating groove 123. In other embodiments, the accommodating groove 123 may be one; in other embodiments, the elastic portion 122 may be one;

the fool-proof portion 121 is provided with an extending portion 1211 extending along the inserting direction, the extending portion 1211 is provided with a recess 12111, and the recess 12111 is located at an end close to the elastic portion 122.

The elastic part 122 is in a cantilever shape, a partition 124 is arranged between two adjacent elastic parts 122, and the partition 124 and the insertion wall 13 are arranged at intervals with the elastic part 122, so that a space is provided for the elastic displacement of the elastic part 122. A first gap D1 is formed between the elastic portion 122 and the partition 124, the fool-proof portion 121 is recessed toward the elastic portion 122 to form a groove 1212, and the partition 124, the first gap D1 and two adjacent elastic portions 122 are partially exposed in the groove 1212 in the direction perpendicular to the plugging direction. The free end of the elastic portion 122 is concavely provided with a blocking groove 1221, the blocking groove 1221 is provided with a first blocking surface 12211 and a second blocking surface 12212 located at two opposite ends of the first blocking surface 12211, the first blocking surface 12211 is an inclined surface, and the design of the inclined surface is beneficial to further improving the blocking capability of the elastic portion 122 relative to a vertical surface.

The receiving groove 123 is provided with a first edge 1231 flush with the edge of the recess 12111 on the side wall 12, the elastic portion 122 extends from the first edge 1231 along the plugging direction, and a depth of the elastic portion 122 extending along the plugging direction is greater than a depth of the extending portion 1211 extending along the plugging direction.

Each of the plug terminals 2 has a base portion 21, a pair of mating portions 22 extending inward from opposite sides of the base portion 21, a stop portion 23 extending outward from one end of the base portion 21, and a press-connecting portion 24 integrally connected to the base portion 21, the base portion 21 is formed by stamping and bending into a frame shape, the mating portions 22 are two elastic bending arms, the width of the free end of the mating portion 22 is greater than the width of the mating portion 22 connected to one end of the base portion 21 to increase the holding force of the plug terminal 2, the stop portion 23 is a spring plate, the free end of the stop portion abuts against the elastic portion 122, and the press-connecting portion 24 is used for press-connecting the first electronic component (not shown).

When the plug terminals 2 are inserted into the receiving slots 11 along the plugging direction in a one-to-one correspondence manner, the stopping portion 23 abuts against the elastic portion 122, the elastic portion 122 elastically displaces towards one side of the extending portion 1211, the concave portion 12111 provides a yielding for the elastic portion 122, and the elastic portion 122 stops the stopping portion 23 from displacing along a direction opposite to the plugging direction. When the stopping portion 23 abuts against the elastic portion 122, the first stopping surface 12211 stops the stopping portion 23 from moving along the inserting direction, and the second stopping surface 12212 stops the stopping portion 23 from moving along a direction perpendicular to the inserting direction.

As shown in fig. 1-3 and 5-6, the receptacle connector 300 includes an insulating receptacle body 3 and a plurality of receptacle terminals 41, the insulating receptacle body 3 has a plug-in slot 31, two wall portions 32 located at two opposite sides of the plug-in slot 31, a bottom wall 33, a plurality of terminal slots 34 penetrating the bottom wall 33, and a plurality of mounting slots 35 recessed from a lower portion of the bottom wall 33, the plug-in slot 31 communicates with the plurality of terminal slots 34, the plug-in slot 31 is used for accommodating the insulating body 1, the mounting slots 35 are located between two adjacent terminal slots 34, and the mounting slots 35 communicate with the terminal slots 34.

One of the wall portions 32 is concavely provided with a fool-proof groove 321, the other wall portion 32 is not provided with the fool-proof groove 321, when the plug connector 100 is reversely inserted into the receptacle connector 300, the fool-proof portion 121 is stopped by the wall portion 32, the insulation body 1 cannot be inserted into the insertion groove 31, and the fool-proof groove 321 is matched with the fool-proof portion 121 to prevent reverse insertion. When the insulating body 1 is inserted into the inserting slot 31, the partition 124, the first gap D1 and the two adjacent elastic portions 122 are partially exposed from the fool-proof slot 321 in a direction perpendicular to the inserting direction.

The fool-proof groove 321 has an inner bottom surface 3211, the free end of the extension portion 1211 has a mating surface 12112, when the plug connector 100 is mated with the receptacle connector 300, the inner bottom surface 3211 is located above the free end of the elastic portion 122, a second gap D2 is formed between the inner bottom surface 3211 and the mating surface 12112, and a distance of the second gap D2 is smaller than a depth of the extension portion 1211 extending along the plugging direction.

The socket terminals 41 are correspondingly inserted into the terminal slots 34, the socket terminals 41 include a mating portion 411 and a soldering portion 412 extending from the mating portion 411, the mating portion 411 is abutted against and engaged with the mating portion 22, and the soldering portion 412 is soldered to the second electronic component (not shown).

A plurality of bridge terminals 4, each bridge terminal 4 having two socket terminals 41 and a bridging portion 42 integrally connecting the two socket terminals 41, the bridging portion 42 being received in the corresponding mounting groove 35, the plurality of terminal grooves 34 being divided into two rows, one bridge terminal 4 being mounted in two adjacent terminal grooves 34 in the same row of terminal grooves 34, and the other bridge terminal 4 being mounted in two adjacent terminal grooves 34 in different rows of terminal grooves 34. In other embodiments, the bridge terminal 4 has three receptacle terminals 41 and two bridge portions 42 integrally connecting the three receptacle terminals 41; in other embodiments, the bridge terminal 4 may be multiple, and the bridge terminal 4 is mounted in three adjacent terminal slots 34 in the same row of terminal slots 34; in other embodiments, the bridge terminal 4 may be multiple, and the bridge terminal 4 is mounted in three adjacent terminal slots 34 in different rows of terminal slots 34; in other embodiments, there may be one bridging terminal 4, and the bridging terminal 4 is mounted in two adjacent terminal slots 34 in the same row of terminal slots 34; in other embodiments, there may be one bridging terminal 4, and the bridging terminal 4 is mounted in three adjacent terminal slots 34 in the same row of terminal slots 34; in other embodiments, the bridging terminal 4 may be one, and the bridging terminal 4 is mounted in two adjacent terminal slots 34 in different rows of terminal slots 34; in other embodiments, the bridging terminal 4 may be one, and the bridging terminal 4 is mounted in three adjacent terminal slots 34 in different rows of terminal slots 34.

To sum up, the utility model discloses electric connector has following beneficial effect:

(1) In order to avoid that an operator mistakenly thinks that the plug connector 100 and the receptacle connector 300 are not mounted in place and continuously applies pressure to the plug connector 100 or the receptacle connector 300, and further easily damages the plug connector 100 and the receptacle connector 300, the fool-proof portion 121 is provided with the extending portion 1211 extending along the plugging direction, so that the fit clearance between the plug connector 100 and the receptacle connector 300 is reduced, and a judgment basis is provided for the operator, but because the extending portion 1211 is arranged on one side of the elastic portion 122, when the plug terminal 2 is plugged into the accommodating slot 11, the stop portion 23 will abut against the elastic portion 122 and move towards the direction of the extending portion 1211, and the extending portion 1211 is provided with the concave portion 12111 close to one end of the elastic portion 122, and the concave portion 12111 gives way to the elastic portion 122, so that the problem that the elastic portion 122 and the stop portion 23 cannot be stopped in place due to the elastic portion 122 being unable to move elastically can be avoided, and the elastic portion 122 can normally stop the stop portion 23 from moving along the opposite direction of the plugging direction, and avoid the plug terminal 2 being separated from the accommodating slot 11.

(2) The first blocking surface 12211 blocks the movement of the blocking portion 23 in the opposite direction of the inserting direction, so as to prevent the plug terminal 2 from retreating and separating from the receiving slot 11, and the second blocking surface 12212 blocks the movement of the blocking portion 23 in the perpendicular direction of the inserting direction, so as to prevent the dislocation of the blocking portion 23 and the elastic portion 122, so that the first blocking surface 12211 cannot block the movement of the blocking portion 23.

(3) Elastic part 122 is the cantilever form and is located in the holding tank 123, adjacent two be equipped with a jube 124 between the elastic part 122, jube 124 with plug wall 13 all with elastic part 122 interval sets up, is favorable to doing elastic part 122 elastic displacement provides the space, holding tank 123 run through in plug wall 13, operating personnel can follow plug wall 13 direction is observed plug terminal 2 with the condition that targets in place is matchd to elastic part 122, avoids easy retreat after the installation of plug terminal 2 breaks away from the phenomenon of holding tank 11 takes place, holding tank 11 with holding tank 123 in plug wall 13 goes up the interval and sets up, avoids influencing the fixed stability of plug terminal 2 installation.

(4) Since the extension 1211 extends in the plugging direction to a depth less than the depth of the elastic portion 122 in the plugging direction, a position can be provided for the inner bottom surface 3211 of the fool-proof groove 321, and when the plug connector 100 is mated with the receptacle connector 300, the inner bottom surface 3211 can be located above the free end of the elastic portion 122, so as to ensure that the wall portion 32 stops the elastic displacement of the elastic portion 122 toward the wall portion 32.

(5) Because the plug connector 100 is mated with the receptacle connector 300 by abutting the bottom of the insertion groove 31 with the insertion wall 13, and a second gap D2 is formed between the inner bottom surface 3211 and the mating surface 12112, two stop surfaces can be avoided when the plug connector 100 is mated with the receptacle connector 300, thereby affecting the stability of mating the plug connector 100 with the receptacle connector 300.

(6) When the insulating body 1 is inserted into the inserting groove 31, a partition 124 is disposed between two adjacent elastic portions 122, a first gap D1 is provided between the elastic portions 122 and the partition 124, the elastic portions 122 and the partition 124 can penetrate through the fool-proof groove 321 and the groove 1212 from the direction of the side wall 12, and the position relationship between the partition 124 and the elastic portions 122 is compared with the first gap D1, so as to observe the abnormal displacement of the elastic portions 122 after the plug connector 100 is inserted into the socket connector 300, and ensure that the stopping portion 23 of the elastic portions 122 is not affected in the process of abutting and matching the plug terminal 2 with the socket terminal 41.

(7) The bridge terminal 4 is mounted in at least two adjacent terminal slots 34 in the same row of terminal slots 34 and/or in at least two adjacent terminal slots 34 in different rows of terminal slots 34, and the bridge terminal 4 has different mounting manners, but the same insulating base 3 can be used, so that the number of dies for manufacturing the insulating base 3 is reduced, and the cost for manufacturing the dies is reduced.

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 using the description and drawings of the present invention are included in the scope of the present invention.

Claims (10)

1. A plug connector for insertion into a receptacle connector along a mating direction, comprising:

the insulation body is provided with a plurality of accommodating grooves and a side wall positioned on one side of the accommodating grooves, the side wall is convexly provided with a fool-proof part, at least one elastic part is formed on the side wall, the fool-proof part is provided with an extending part in an extending manner along the inserting direction, and one end of the extending part, which is close to the elastic part, is provided with a concave part;

when the plurality of plug terminals are inserted into the plurality of accommodating grooves in the plugging direction in a one-to-one correspondence manner, the stopping part abuts against the elastic part, the elastic part elastically displaces towards one side of the extension part, the concave part provides yielding for the elastic part, and the elastic part stops the stopping part from displacing in the opposite direction of the plugging direction.

2. The plug connector of claim 1, wherein: the free end of the elastic part is concavely provided with a blocking groove, the blocking groove is provided with a first blocking surface and a second blocking surface positioned at two opposite ends of the first blocking surface, the first blocking surface blocks the blocking part to move along the plugging direction, and the second blocking surface blocks the blocking part to move along the direction perpendicular to the plugging direction.

3. The plug connector of claim 1, wherein: the insulating body is provided with an inserting wall, the side wall is concavely provided with at least one accommodating groove communicated with the accommodating groove, the accommodating groove and the accommodating groove both penetrate through the inserting wall along the inserting direction and are arranged on the inserting wall at intervals, and the elastic part is positioned in the accommodating groove.

4. The plug connector of claim 1, wherein: the side wall is concavely provided with at least one accommodating groove communicated with the accommodating groove, the accommodating groove is arranged on the side wall and is provided with a first edge flushed with the edge of the concave part, the elastic part extends along the inserting direction from the first edge, and the depth of the elastic part extending along the inserting direction is greater than that of the extending part extending along the inserting direction.

5. The plug connector of claim 1, wherein: at least two elastic parts are formed on the side wall, a partition is arranged between every two adjacent elastic parts, a first gap is formed between each elastic part and the corresponding partition, a groove is formed in the fool-proof part in a concave mode towards the elastic parts, and the partition, the first gap and the two adjacent elastic parts are partially exposed out of the groove in the vertical direction of the plugging direction.

6. An electrical connector assembly, comprising:

the plug connector is inserted into a socket connector along the plugging direction and is provided with an insulating body, the insulating body is provided with a plurality of accommodating grooves and a side wall positioned on one side of the accommodating grooves, the side wall is convexly provided with a fool-proof part, at least one elastic part is formed on the side wall, the fool-proof part is provided with an extending part in an extending manner along the plugging direction, and one end of the extending part, which is close to the elastic part, is provided with a concave part;

when the plurality of plug terminals are inserted into the plurality of accommodating grooves in the plugging direction in a one-to-one correspondence manner, the stopping part abuts against the elastic part, the elastic part elastically displaces towards one side of the extension part, the concave part provides yielding for the elastic part, and the elastic part stops the stopping part from displacing in the opposite direction of the plugging direction;

the socket connector is provided with an insulating base body, the insulating base body is provided with a plug-in groove and a wall portion located on one side of the plug-in groove, the plug-in groove accommodates the insulating body, a fool-proof groove is concavely arranged on the wall portion, and the fool-proof groove is matched with the fool-proof portion.

7. The electrical connector assembly of claim 6, wherein: the fool-proof groove is provided with an inner bottom surface, the free end of the extension portion is provided with a matching surface, when the plug connector is matched and connected with the socket connector, a second gap exists between the inner bottom surface and the matching surface, and the distance of the second gap is smaller than the depth of the extension portion extending along the inserting direction.

8. The electrical connector assembly of claim 6, wherein: the lateral wall is concavely provided with at least one accommodating groove communicated with the accommodating groove, the accommodating groove is arranged on the lateral wall and is provided with a first edge flushed with the edge of the concave part, the elastic part extends along the inserting direction from the first edge, the extending depth of the inserting direction is greater than that of the extending part along the inserting direction, the fool-proof groove is provided with an inner bottom surface, and when the plug connector is matched and connected with the socket connector, the inner bottom surface is positioned above the free end of the elastic part.

9. The electrical connector assembly of claim 6, wherein: the insulation body is provided with at least two elastic parts, a partition is arranged between every two adjacent elastic parts, a first gap is arranged between each elastic part and the corresponding partition, the fool-proof parts are concavely provided with a groove towards the elastic parts, the partition, the first gap and the two adjacent elastic parts are partially exposed in the groove in the vertical direction of the plugging direction, and when the insulation body is inserted into the plugging groove, the partition, the first gap and the two adjacent elastic parts are partially exposed in the fool-proof groove in the vertical direction of the plugging direction.

10. The electrical connector assembly of claim 6, wherein: the insulation seat body is provided with a bottom wall, a plurality of terminal grooves penetrating through the bottom wall and a plurality of mounting grooves concavely arranged from the lower part of the bottom wall, the mounting grooves are positioned between the adjacent two terminal grooves, the mounting grooves are communicated with the terminal grooves, a plurality of socket terminals are arranged in the terminal grooves in a one-to-one correspondence mode, at least one bridging terminal is arranged, the bridging terminal is provided with at least two socket terminals and at least two integrally connected socket terminals, the bridging body is contained in the mounting grooves and is divided into two rows, the bridging terminal is arranged in the same row, the adjacent at least two terminal grooves are arranged in the terminal grooves, and/or the bridging terminal is arranged in different rows, the adjacent at least two terminal grooves are arranged in the terminal grooves.

Images