CN217823411U

CN217823411U - Wire end connector and connector assembly

Info

Publication number: CN217823411U
Application number: CN202220737708.5U
Authority: CN
Inventors: 杨文初; 陈伟顺; 张春刚; 刘振兴; 熊海涛; 李杭
Original assignee: Amphenol Assembletech Xiamen Co Ltd
Current assignee: Amphenol Assembletech Xiamen Co Ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-11-15
Anticipated expiration: 2032-03-31

Abstract

The utility model discloses a line end connector and connector components relates to connector technical field, include: the lower side of the first insulator is provided with a first plane and a second plane, an accommodating groove is formed in the first insulator, a first notch communicated with the accommodating groove is formed in the first plane, at least one second notch communicated with the accommodating groove is formed in the second plane, and a wire outlet communicated with the accommodating groove is formed in one side face of the insulator; the printed circuit board is arranged in the accommodating groove, a first inserting plate part and at least one second inserting plate part are arranged at the lower end of the printed circuit board, and electric connection parts are arranged on the first inserting plate part and the second inserting plate part; the first plug-in part and the second plug-in part are respectively arranged at the lower sides of the first plane and the second plane and extend downwards; the first positioning part is arranged on the lower side of the first plane and extends downwards, and the first positioning part is positioned between the first inserting part and the second inserting part; the integration of first plug portion and second plugboard portion can be realized to improve the stability of plug equipment.

Description

Wire end connector and connector assembly

Technical Field

The utility model belongs to the technical field of the connector, more specifically relates to a line end connector and connector components.

Background

At present, for a high-speed connector, only one terminal group and an electric connection part are usually arranged, but when a plurality of interfaces are needed to be plugged, the number of connectors needed to be used is large, so that the overall occupied space is large, and the product layout is not facilitated. Further, in the connector, good insertion and removal performance and good assembly stability are important in the insertion and removal assembly process, and therefore, it is desired to develop a compact wire terminal connector which can connect a plurality of electrical connection portions and has good insertion and removal assembly stability.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the not enough that exists among the prior art, provide a line end connector and connector assembly, this line end connector has integrateed first board portion and second board portion of inserting, is provided with independent electric connection portion on first board portion and the second board portion of inserting to first plane and the setting homoenergetic of second plane formation, first grafting portion and second grafting portion, the stability when the setting homoenergetic of first positioning portion can improve the plug and when assembling.

In order to achieve the above object, the present invention provides a line end connector, which comprises:

the insulation structure comprises a first insulator, wherein a first plane and a second plane are arranged on the lower side of the first insulator, the vertical height of the first plane is higher than that of the second plane, a step is formed at the joint of the first plane and the second plane, an accommodating groove is formed in the first insulator, a first notch communicated with the accommodating groove is formed in the first plane, at least one second notch communicated with the accommodating groove is formed in the second plane, and a wire outlet communicated with the accommodating groove is formed in one side surface of the insulator;

the printed circuit board is arranged in the accommodating groove, a first inserting plate part and at least one second inserting plate part are arranged at the lower end of the printed circuit board, the first inserting plate part and the second inserting plate part respectively penetrate through the first notch and the second notch and extend downwards, and electric connection parts are arranged on the first inserting plate part and the second inserting plate part;

the first plug part and the second plug part are respectively arranged at the lower sides of the first plane and the second plane and extend downwards;

the first positioning part is arranged on the lower side of the first plane and extends downwards, and the first positioning part is located between the first inserting part and the second inserting part.

Optionally, a partition plate portion is arranged between the adjacent second notches, and a first gap is arranged between the adjacent second insertion plate portions.

Optionally, the first inserting portion is disposed at a front side and a rear side of the first inserting plate portion, and the second inserting portion is disposed at a front side and a rear side of each of the second inserting plate portions.

Optionally, a second gap is provided between adjacent second plug parts.

Optionally, the second inserting portion includes a second front inserting portion located at a front side of the second inserting plate portion and a second rear inserting portion located at a rear side of the second inserting plate portion, and the lengths of the second front inserting portion and the second rear inserting portion in the length direction of the first insulator are different.

Optionally, the first positioning portion is disposed at a front side and a rear side of the first insertion plate portion, a third gap is disposed between the first positioning portion and the first insertion portion adjacent thereto, and a fourth gap is disposed between the first positioning portion and the second insertion portion adjacent thereto.

Optionally, the first insulating body further comprises two second positioning portions, the two second positioning portions are respectively arranged on the left side surface and the right side surface of the first insulating body and extend downwards, a fifth gap is arranged between one of the second positioning portions and the first inserting portion, and a sixth gap is arranged between the other one of the second positioning portions and the second inserting portion.

Optionally, the second positioning portion is plate-shaped.

Optionally, the first inserting part and the second inserting part are plate-shaped, and the first positioning part is columnar.

Optionally, the electrical connection portion includes a first electrical connection portion, a second electrical connection portion, and third electrical connection portions, the first electrical connection portion and the second electrical connection portion are disposed on the first board portion, a seventh gap is disposed between the first electrical connection portion and the second electrical connection portion, and each third electrical connection portion is disposed on one of the second board portions.

Optionally, the first electrical connection portion, the second electrical connection portion, and the third electrical connection portion are respectively connected with a first cable, a second cable, and a third cable, and the first cable, the second cable, and the third cable are all led out through the outlet.

Optionally, the second plate insertion portion is provided with two.

Optionally, the front side of second inserted plate portion is provided with the mounting groove, be provided with the hasp in the mounting groove, the hasp is including the jam plate of bending into the U-shaped, the one side joint of jam plate is in the locked groove, the another side of jam plate is the free end and exposes, the jam plate the outside of another side is provided with the lock of protruding form protrudingly protruding, the jam plate the upper end of another side is provided with the stretching strap.

Optionally, a front side and/or a rear side of the first insulator are provided with a protruding portion, and the first inserting portion and the first positioning portion are disposed at the bottom of the protruding portion.

Optionally, a cylindrical portion extending outward is disposed on one side surface of the first insulator, and the cylindrical portion is disposed on the periphery of the outlet and surrounds the outlet.

The utility model also provides a connector component, this connector component includes: the wire end connector and the plate end connector.

Optionally, the plate end connector comprises:

the upper side of the second insulator is provided with a third plane and a fourth plane which are butted with the first plane and the second plane, a first terminal group and a second terminal group with exposed tops are arranged in the second insulator, and electric connection parts on the first plug board part and the second plug board part are respectively in plug-in fit with the first terminal group and the second terminal group;

the shell is sleeved outside the second insulator, a first inserting groove and a second inserting groove are formed between at least one of the front side face and the rear side face of the second insulator and the shell, at least part of the front end face and/or the rear end face of the shell is/are inwards recessed to form a positioning groove, and the first inserting portion, the second inserting portion and the first positioning portion are respectively matched with the first inserting groove, the second inserting groove and the positioning groove in an inserting mode.

The utility model provides a line end connector and connector assembly, its beneficial effect lies in:

1. the wire end connector integrates a first plugboard part and a second plugboard part, the first plugboard part and the second plugboard part are provided with independent electric connection parts, and the steps formed by the first plane and the second plane, the arrangement of the first plugboard part and the second plugboard part and the arrangement of the first positioning part can improve the stability during plugging and assembling;

2. the front side and the rear side of the first plugboard part of the cable end connector are respectively provided with the first plugboard part, and the front side and the rear side of the second plugboard part of the cable end connector are respectively provided with the second plugboard part, so that the plugging stability can be further improved, and the inclined plugging can be avoided;

3. the lengths of the second front plugging part and the second rear plugging part of the wire end connector along the length direction of the first insulator are different, so that reverse plugging can be avoided;

4. this end connector still has second location portion, further guiding orientation on length direction during the plug, improves grafting stability.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout the exemplary embodiments of the present invention.

Fig. 1 is a schematic three-dimensional structure diagram of a viewing angle of a line end connector according to an embodiment of the present invention.

Fig. 2 is a schematic three-dimensional structure diagram illustrating another view of a line end connector according to an embodiment of the present invention.

Fig. 3 is an exploded schematic view of a line connector according to an embodiment of the present invention.

Fig. 4 shows a schematic structural diagram of a connector assembly according to a second embodiment of the present invention.

Description of reference numerals:

1. a first insulator; 2. a first plane; 3. a second plane; 4. a step; 5. a first notch; 6. a second notch; 7. an outlet; 8. a printed circuit board; 9. a first insertion plate portion; 10. a second insertion plate portion; 11. a first insertion part; 12. a second insertion part; 13. a first positioning portion; 14. a partition plate portion; 15. a second front insertion part; 16. a second rear insertion part; 17. a second positioning portion; 18. a first electrical connection portion; 19. a second electrical connection portion; 20. a third electrical connection portion; 21. mounting grooves; 22. locking; 23. locking the convex; 24. pulling the belt; 25. a boss portion; 26. a cylindrical portion; 27. a housing; 28. and (6) positioning a groove.

Detailed Description

Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

The utility model provides a terminal connector, this terminal connector includes:

the insulating structure comprises a first insulator, a second insulator and a connecting piece, wherein a first plane and a second plane are arranged on the lower side of the first insulator, the vertical height of the first plane is higher than that of the second plane, a step is formed at the joint of the first plane and the second plane, an accommodating groove is arranged in the first insulator, a first notch communicated with the accommodating groove is formed in the first plane, at least one second notch communicated with the accommodating groove is formed in the second plane, and a wire outlet communicated with the accommodating groove is formed in one side surface of the insulator;

the first inserting part and the second inserting part are respectively arranged at the lower sides of the first plane and the second plane and extend downwards;

the first positioning part is arranged on the lower side of the first plane and extends downwards, and the first positioning part is positioned between the first inserting part and the second inserting part.

Specifically, through the setting of first notch, the setting of second notch and first spigot portion, the setting of second spigot portion for this line end connector can integrate a plurality of electricity connecting portion, realize the integrated form design of line end electric connector, save space, and through the step that first plane and second plane junction formed, the setting of first grafting portion and second grafting portion, the setting of first locating part, form plug-in type cooperation with the corresponding structure on the plate end connector respectively, stability when having improved the plug and when assembling.

Furthermore, the accommodating groove and the printed circuit board can be one or more than one.

Optionally, a partition portion is disposed between adjacent second notches, and a first gap is disposed between adjacent second insert plate portions.

Specifically, a first gap is formed between every two adjacent second plugboard portions, so that each second plugboard portion forms an independent plugging structure, independent electric connection portions can be arranged on the second plugboard portions, and the stability during plugging can be improved.

Optionally, the first mating portion is disposed at a front side and a rear side of the first socket portion, and the second mating portion is disposed at a front side and a rear side of each second socket portion.

Specifically, this line end connector all is provided with first grafting portion at the front side of first board portion and rear side, all is provided with second grafting portion at the front side of second board portion and rear side, can further improve the stability of plug, avoids inserting to one side.

Optionally, a second gap is provided between adjacent second mating parts.

Specifically, a second gap is formed between every two adjacent second inserting parts, so that mutually independent inserting and pulling structures are formed, and the inserting and pulling stability is improved.

Specifically, this plug part is different along the ascending length in first insulator length direction behind the plug part before the terminal connector second with the second, can avoid inserting reversely.

Optionally, the first positioning portion is disposed at a front side and a rear side of the first socket portion, a third gap is disposed between the first positioning portion and the first socket portion adjacent thereto, and a fourth gap is disposed between the first positioning portion and the second socket portion adjacent thereto.

Specifically, first location portion also sets up respectively at the front side and the rear side of first plugboard portion to the grafting location structure who is independent of first plugboard portion and second plugboard portion is formed to setting up through third clearance and fourth clearance, further improves plug stability, and can the adapter plate end connector on the constant head tank, form socket joint formula structure with the constant head tank.

Optionally, the first positioning portion and the second positioning portion are arranged on the left side face and the right side face of the first insulator respectively and extend downwards, a fifth gap is formed between one of the first positioning portion and the first inserting portion, and a sixth gap is formed between the other one of the first positioning portion and the second inserting portion.

Specifically, when two second location portions are inserted into corresponding plate end connectors at the line end connectors, the outer sides of the shells of the plate end connectors are attached respectively, the inserting and pulling positioning and guiding effects are achieved, the inserting and pulling are further guided and positioned in the length direction, and the inserting and pulling stability is improved.

Optionally, the second positioning portion is plate-shaped.

Specifically, the first positioning part is matched with the positioning groove on the plate end connector in shape and forms a socket joint type structure with the positioning groove.

Optionally, the electrical connection portion includes a first electrical connection portion, a second electrical connection portion, and third electrical connection portions, the first and second electrical connection portions are disposed on the first board portion, a seventh gap is disposed between the first and second electrical connection portions, and each third electrical connection portion is disposed on one of the second board portions.

Specifically, the first electrical connection portion, the second electrical connection portion and the third electrical connection portion can respectively and independently realize respective electrical connection, so that the integrated design of the electrical connection portions is realized.

In one example, one of the first, second, and third electrical connections is a power connection portion, and at least one of the first, second, and third electrical connections is a signal connection portion.

Further, the first electrical connection is a power connection and the third electrical connection is a differential signal connection.

Specifically, the terminal connector realizes the integration of power connection and Differential signal (Differential signal) connection through the arrangement of the power connection part and the Differential signal connection part, expands the function of the terminal connector, realizes multifunctional integrated design, and realizes the integration of the function of the electric connector on the basis of realizing the integration of the number of electric connection parts.

Further, the second electrical connection is a sideband signal connection or a differential signal connection.

Specifically, a Sideband signal (Sideband) or a Differential signal (Differential signal) can be selected as the signal transmitted by the second electrical connection portion according to requirements, so that diversity of signal transmission can be realized.

Optionally, the first electrical connection portion, the second electrical connection portion, and the third electrical connection portion are respectively connected with a first cable, a second cable, and a third cable, and the first cable, the second cable, and the third cable are all outgoing through the outlet.

Specifically, the first cable, the second cable and the third cable can be packaged in the wire outlet, so that the transmission of respective signals of the first electrical connection portion, the second electrical connection portion and the third electrical connection portion is realized.

Optionally, two second plate portions are provided.

Optionally, the front side of second inserted plate portion is provided with the mounting groove, is provided with the hasp in the mounting groove, and the hasp is including bending into the jam plate of U-shaped, and the one side joint of jam plate is in the jam groove, and the another side of jam plate is the free end and exposes, and the outside of the another side of jam plate is provided with the protruding lock of form protrudingly, and the upper end of the another side of jam plate is provided with the stretching strap.

Specifically, the lock plate bent into the U shape has elasticity, and when the pull belt is pulled or the other surface of the lock plate is pressed, the lock protrusion on the other surface of the lock plate can be driven to retract from the lock hole on the plate end connector, and the wire end connector can be pulled out at the moment.

Furthermore, the mounting groove includes two parts of left mounting groove and right mounting groove, and two parts of left mounting groove and right mounting groove are in grafting portion before two adjacent seconds respectively, and the hasp setting is in the one end that grafting portion is close to each other before these two seconds, has guaranteed as far as possible that two locks on the jam plate are protruding to be placed in the middle on first insulator, can make two locks protruding atress even like this.

Specifically, for the outer shell size of the first terminal group and the second terminal group position of adaptation plate end connector, set up the bellying on the terminal surface of first insulator to first grafting portion and first location portion are in the bottom of bellying, and first grafting portion and first location portion are compared in the outside protrusion of second grafting portion.

Optionally, one side of the first insulator is provided with a cylindrical portion extending outward, and the cylindrical portion is disposed on the outer periphery of the outlet and surrounds the outlet.

Particularly, the first cable, the second cable and the third cable which are more outgoing lines can be better limited and guided by the cylindrical part, the cables can be well packaged in the cylindrical part, and connection points of the cables and the printed circuit board are protected.

Optionally, the plate end connector comprises:

the upper side of the second insulator is provided with a third plane and a fourth plane which are butted with the first plane and the second plane, a first terminal group and a second terminal group with exposed tops are arranged in the second insulator, and the electric connection parts on the first flashboard part and the second flashboard part are respectively matched with the first terminal group and the second terminal group in an inserting way;

the shell, the shell cover is located the outside of second insulator, forms first inserting groove and second inserting groove between at least one of the leading flank and the trailing flank of second insulator and the shell, and the at least part of preceding terminal surface and/or the rear end face of shell is inwards sunken to form the constant head tank, first inserting portion, second inserting portion and first location portion respectively with first inserting groove, second inserting groove and constant head tank grafting cooperation.

Specifically, the board-end connector integrating the first terminal group and the second terminal group is adopted for the connector assembly to be in plug fit with the line-end connector, so that the connector assembly realizes integrated plugging and unplugging, not only is the space saved, but also the assembly is easy, and the work and the arrangement of outgoing lines can be kept; the third plane on the board end connector and the setting of fourth plane, first inserting groove, second inserting groove and constant head tank have formed diversified grafting cooperation with the line end connector, have improved the plug of this connector components and the stability of equipment.

Example one

As shown in fig. 1 and fig. 2, the utility model provides a line end connector, this line end connector includes:

the insulation structure comprises a first insulator 1, wherein a first plane 2 and a second plane 3 are arranged on the lower side of the first insulator 1, the vertical height of the first plane 2 is higher than that of the second plane 3, a step 4 is formed at the joint of the first plane 2 and the second plane 3, an accommodating groove is formed in the first insulator 1, a first notch 5 communicated with the accommodating groove is formed in the first plane 2, at least one second notch 6 communicated with the accommodating groove is formed in the second plane 3, and a wire outlet 7 communicated with the accommodating groove is formed in one side surface of the insulator;

the printed circuit board 8 is arranged in the accommodating groove, the lower end of the printed circuit board 8 is provided with a first inserting plate part 9 and at least one second inserting plate part 10, the first inserting plate part 9 and the second inserting plate part 10 respectively penetrate through the first notch 5 and the second notch 6 and extend downwards, and the first inserting plate part 9 and the second inserting plate part 10 are both provided with electric connection parts;

a first and a

second mating part

11 and 12 respectively disposed at the lower sides of the first and the

second planes

2 and 3 and extending downward;

and a first positioning part 13 arranged at the lower side of the first plane 2 and extending downwards, wherein the first positioning part 13 is positioned between the first inserting part 11 and the second inserting part 12.

In the present embodiment, the partition portion 14 is provided between adjacent second notches 6, and the first gap is provided between adjacent second insertion plate portions 10.

In the present embodiment, the first mating portion 11 is provided on the front and rear sides of the first socket portion 9, and the second mating portion 12 is provided on the front and rear sides of each second socket portion 10.

In the present embodiment, a second gap is provided between adjacent second socket parts 12.

In the present embodiment, the second plugging portion 12 includes a second front plugging portion 15 at the front side of the second board portion 10 and a second rear plugging portion 16 at the rear side of the second board portion 10, and the lengths of the second front plugging portion 15 and the second rear plugging portion 16 in the length direction of the first insulator 1 are different.

In the present embodiment, the first positioning portions 13 are provided on the front side and the rear side of the first insertion plate portion 9, a third gap is provided between the first positioning portion 13 and the adjacent first insertion portion 11, and a fourth gap is provided between the first positioning portion 13 and the adjacent second insertion portion 12.

In this embodiment, the positioning structure further includes two second positioning portions 17, the two second positioning portions 17 are respectively disposed on the left side surface and the right side surface of the first insulator 1 and extend downward, a fifth gap is disposed between one of the second positioning portions 17 and the first inserting portion 11, and a sixth gap is disposed between the other second positioning portion 17 and the second inserting portion 12.

In the present embodiment, the second positioning portion 17 is plate-shaped.

In the present embodiment, the first mating part 11 and the second mating part 12 are plate-shaped, and the first positioning portion 13 is columnar.

In the present embodiment, the electrical connection portions include a first electrical connection portion 18, a second electrical connection portion 19, and third electrical connection portions 20, the first electrical connection portion 18 and the second electrical connection portion 19 are provided on the first board portion 9, a seventh gap is provided between the first electrical connection portion 18 and the second electrical connection portion 19, and each third electrical connection portion 20 is provided on one second board portion 10.

In the present embodiment, the first electrical connection portion 18, the second electrical connection portion 19 and the third electrical connection portion 20 are respectively connected with a first cable, a second cable and a third cable, and the first cable, the second cable and the third cable are all led out through the outlet 7.

In the present embodiment, two second insertion plate portions 10 are provided.

In this embodiment, the front side of the second insertion plate portion 10 is provided with a mounting groove 21, a latch 22 is arranged in the mounting groove 21, the latch 22 includes a U-shaped locking plate bent, one surface of the locking plate is clamped in the locking groove, the other surface of the locking plate is a free end and is exposed, a convex locking protrusion 23 is arranged on the outer side of the other surface of the locking plate, and a pull belt 24 is arranged at the upper end of the other surface of the locking plate.

In the present embodiment, the front side and/or the rear side of the first insulator 1 is provided with a protruding portion 25, and the first mating portion 11 and the first positioning portion 13 are provided at the bottom of the protruding portion 25.

In this embodiment, a cylindrical portion 26 extending outward is provided on one side surface of the first insulator 1, and the cylindrical portion 26 is provided on the outer periphery of the outlet 7 and surrounds the outlet 7.

To sum up, the utility model provides a line end connector, in the same first insulator 1 integrated including power connection portion, difference signal connection portion and sideband signal connection portion first electric connection portion 18, second electric connection portion 19 and third electric connection portion 20, realized the multi-functional integrated form design of line end connector's interface, saved space, be favorable to the product layout; moreover, the steps 4 formed by the first plane 2 and the second plane 3, the arrangement of the first inserting part 11 and the second inserting part 12, and the arrangement of the first positioning part 13 and the second positioning part 17 can improve the stability during inserting and pulling and assembling; the lengths of the second front insertion part 15 and the second rear insertion part 16 in the length direction of the first insulator 1 are different, so that the reverse insertion of the cable end connector can be avoided.

Example two

As shown in fig. 3 and 4, the present invention also provides a connector assembly, comprising: the wire end connector and the plate end connector.

In this embodiment, the plate end connector comprises:

the upper side of the second insulator is provided with a third plane and a fourth plane which are butted with the first plane 2 and the second plane 3, a first terminal group and a second terminal group with exposed tops are arranged in the second insulator, and electric connection parts on the first inserting plate part 9 and the second inserting plate part 10 are respectively matched with the first terminal group and the second terminal group in an inserting way;

the outer shell 27 is sleeved outside the second insulator, a first insertion groove and a second insertion groove are formed between at least one of the front side surface and the rear side surface of the second insulator and the outer shell 27, at least part of the front end surface and/or the rear end surface of the outer shell 27 is recessed inwards to form a positioning groove 28, and the first insertion part 11, the second insertion part 12 and the first positioning part 13 are respectively in insertion fit with the first insertion groove, the second insertion groove and the positioning groove 28.

Specifically, the board-end connector integrating the first terminal group and the second terminal group is adopted for the connector assembly to be in plug fit with the line-end connector, so that the connector assembly realizes integrated plugging and unplugging, not only is the space saved, but also the assembly is easy, and the work and the arrangement of outgoing lines can be kept; the third plane on the board end connector and the setting of fourth plane, first inserting groove, second inserting groove and constant head tank 28 have formed diversified grafting cooperation with the line end connector, have improved the plug of this connector components and the stability of equipment.

While various embodiments of the present invention have been described above, the above description is intended to be illustrative, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.

Claims

1. A wire end connector, comprising:

the insulation structure comprises a first insulation body, a second insulation body and a plurality of insulating layers, wherein a first plane and a second plane are arranged on the lower side of the first insulation body, the vertical height of the first plane is higher than that of the second plane, a step is formed at the joint of the first plane and the second plane, an accommodating groove is formed in the first insulation body, a first notch communicated with the accommodating groove is formed in the first plane, at least one second notch communicated with the accommodating groove is formed in the second plane, and a wire outlet communicated with the accommodating groove is formed in one side surface of the insulation body;

2. The wire end connector according to claim 1, wherein a spacer portion is disposed between adjacent ones of said second notches, and a first gap is disposed between adjacent ones of said second insert portions.

3. The wire end connector of claim 1, wherein the first mating portion is disposed on a front side and a rear side of the first plate portion and the second mating portion is disposed on a front side and a rear side of each of the second plate portions.

4. The wire end connector of claim 1, wherein a second gap is disposed between adjacent ones of the second mating parts.

5. The wire end connector of claim 1, wherein the second mating portion comprises a second front mating portion at a front side of the second plate portion and a second rear mating portion at a rear side of the second plate portion, the second front mating portion and the second rear mating portion having different lengths along a length direction of the first insulator.

6. The wire end connector according to claim 1, wherein the first positioning portion is disposed at a front side and a rear side of the first socket portion, a third gap is disposed between the first positioning portion and the first socket portion adjacent thereto, and a fourth gap is disposed between the first positioning portion and the second socket portion adjacent thereto.

7. The wire end connector according to claim 1, further comprising two second positioning portions, wherein the two second positioning portions are respectively disposed on the left side surface and the right side surface of the first insulator and extend downward, a fifth gap is disposed between one of the second positioning portions and the first plug portion, and a sixth gap is disposed between the other of the second positioning portions and the second plug portion.

8. The wire end connector of claim 7 wherein the second locating portion is plate-shaped.

9. The wire end connector of claim 1, wherein the first and second mating parts are plate-shaped and the first positioning portion is cylindrical.

10. The wire end connector of claim 1, wherein the electrical connections comprise a first electrical connection, a second electrical connection, and third electrical connections, the first and second electrical connections being disposed on the first patch portion with a seventh gap disposed therebetween, each of the third electrical connections being disposed on one of the second patch portions.

11. The wire end connector of claim 10, wherein the first electrical connection portion, the second electrical connection portion and the third electrical connection portion are respectively connected with a first cable, a second cable and a third cable, and the first cable, the second cable and the third cable all exit through the outlet.

12. The wire end connector of claim 1 wherein there are two of said second insert plate portions.

13. The wire end connector according to claim 1, wherein a mounting groove is formed in the front side of the second plug board portion, a lock catch is arranged in the mounting groove, the lock catch comprises a lock plate bent into a U shape, one surface of the lock plate is clamped in the mounting groove, the other surface of the lock plate is a free end and is exposed, a protruding lock protrusion is arranged on the outer side of the other surface of the lock plate, and a pull belt is arranged at the upper end of the other surface of the lock plate.

14. The wire end connector according to claim 1, wherein a protrusion is disposed on a front side and/or a rear side of the first insulator, and the first insertion portion and the first positioning portion are disposed at a bottom of the protrusion.

15. The wire end connector of claim 1 wherein said first insulator has an outwardly extending cylindrical portion disposed on one side thereof, said cylindrical portion being disposed about and surrounding said outlet.

16. A connector assembly, comprising: a wire end connector and plate end connector according to any one of claims 1 to 15.

17. The connector assembly of claim 16, wherein the plate end connector comprises:

the upper side of the second insulator is provided with a third plane and a fourth plane which are butted with the first plane and the second plane, a first terminal group and a second terminal group with exposed tops are arranged in the second insulator, and electric connection parts on the first plugboard part and the second plugboard part are respectively in plug-in fit with the first terminal group and the second terminal group;

the shell is sleeved outside the second insulator, a first inserting groove and a second inserting groove are formed between at least one of the front side surface and the rear side surface of the second insulator and the shell, at least part of the front end surface and/or the rear end surface of the shell is/are inwards sunken to form a positioning groove, and the first inserting portion, the second inserting portion and the first positioning portion are respectively matched with the first inserting groove, the second inserting groove and the positioning groove in an inserting mode.