CN110783786A

CN110783786A - Electrical connector

Info

Publication number: CN110783786A
Application number: CN201911133696.4A
Authority: CN
Inventors: 彭文福; 吴斗风; 蔡上升; 陈善君; 朱兵雷; 邹文俊
Original assignee: Dongguan Yuyu Electronics Co Ltd
Current assignee: Dongguan Yuyu Electronics Co Ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-02-11

Abstract

The invention discloses an electric connector, which comprises a female seat and at least two male heads which are matched with the female seat and can realize charging with different powers, wherein a first grounding terminal group and at least two first power terminal groups which are arranged beside the first grounding terminal group and can realize charging with different powers are arranged in the female seat; and a second grounding terminal group matched with the first grounding terminal group and a group of second power terminal groups capable of realizing different power charging are arranged in each male connector, the second power terminal groups are matched with a group of first power terminal groups in the female connector, and the mounting positions of the second power terminal groups in each male connector are different. The invention is used as a charging connector, the female seat simultaneously carries a plurality of power specifications, different male heads are designed according to different power specifications, so that the function of charging with different powers by one female seat is realized, different male heads can be freely selected to be in butt joint with the female seat, and the use is very flexible and convenient.

Description

Electrical connector

The technical field is as follows:

the invention relates to the technical field of connector products, in particular to an electric connector.

Background art:

the main matching fields of the electric connector comprise traffic, communication, network, IT, medical treatment, household electrical appliances, military electronic products and the like, and the development of the connector technology is strongly dragged due to the rapid development of the technical level of the products in the matching fields and the rapid growth of the market. To date, electrical connectors have been developed into products with various categories, various specifications, various structural styles, fine professional directions, obvious industrial characteristics, and standardized standards.

When the existing electric connector is used for charging, one electric connector can only output one charging power, and the charging power is fixed and can not be freely selected, so that the use is very inconvenient. If need carry out different powers to multiple product and carry on chargeable, must use a plurality of different electric connectors, not only increased use cost, also influence simultaneously and carry, it is convenient inadequately to use, causes very big puzzlement to the user.

In view of the above, the present inventors propose a technical solution.

The invention content is as follows:

the invention aims to overcome the defects of the prior art and provides an electric connector.

In order to solve the technical problems, the invention adopts the following technical scheme: the electric connector comprises a female seat and at least two male heads which are matched with the female seat and can realize charging with different powers, wherein a first grounding terminal group and at least two first power terminal groups which are arranged beside the first grounding terminal group and can realize charging with different powers are arranged in the female seat; the second grounding terminal group matched with the first grounding terminal group and a group of second power terminal groups which are arranged at the side of the second grounding terminal group and can realize charging with different powers are arranged in each type of male plug, the second power terminal groups are matched with a group of first power terminal groups in the female socket, and the mounting positions of the second power terminal groups in each type of male plug are different.

Furthermore, in the above technical solution, the female socket includes an insulating socket, a first terminal module and a second terminal module which are disposed in the insulating socket and are symmetrically distributed in two rows, and a metal shell mounted on the periphery of the insulating socket, the front end of the insulating socket has a tongue plate, and a butt space for the male plug to be inserted is formed between the tongue plate and the metal shell; the first terminal module and the second terminal module respectively comprise a group of first grounding terminal group and at least two groups of first power terminal groups, the first grounding terminal group comprises first grounding terminals and second grounding terminals which are symmetrically distributed on two sides of the upper surface or two sides of the lower surface of the tongue plate, and each group of first power terminal groups comprises two first power terminals which are symmetrically distributed between the first grounding terminal and the second grounding terminal.

Further, in the above technical solution, the male terminal includes an insulator having a butt-joint groove for inserting the tongue plate, a third terminal module and a fourth terminal module disposed on an upper inner wall and a lower inner wall of the butt-joint groove, and a shielding shell mounted on a periphery of the insulator; the third terminal module and the fourth terminal module both comprise a group of second grounding terminal group and at least two groups of second power terminal groups, the second grounding terminal group comprises third grounding terminals and fourth grounding terminals which are symmetrically distributed on two sides of the upper inner wall or two sides of the lower inner wall of the butt joint groove, and each group of second power terminal groups comprises two second power terminals which are symmetrically distributed between the third grounding terminal and the fourth grounding terminal.

Further, in the above technical solution, the width of the tongue plate is 4.58 to 6.6mm, and the width of the butt joint space is 6.23 to 8.25 mm; correspondingly, the width of the male end is 6.14-8.11 mm, and the width of the butt-joint groove is 4.72-6.69 mm.

Further, in the above technical solution, the width of the tongue plate is 5.49mm, and the width of the butt joint space is 7.14 mm; correspondingly, the width of the male end is 7.05mm, and the width of the butt-joint groove is 5.63 mm.

Furthermore, in the above technical solution, a plurality of pad stages are formed at the rear portion of the lower end surface of the insulating base, the pad stages are distributed at equal intervals, the first pins of all the terminals in the first terminal module are of a patch structure, the second pins of all the terminals in the second terminal module are of a patch structure, and the first pins and the second pins are distributed in a staggered manner and attached to the pad stages.

Furthermore, in the above technical solution, the first pins of all the terminals in the first terminal module are of a patch structure, and the first pins are attached to a first pad formed at the rear part of the lower end surface of the insulating base; and the second pins of all the terminals in the second terminal module are of a patch structure, are attached to a second cushion table formed on the rear part of the lower end surface of the insulating seat and are distributed in two rows with the first pins.

Furthermore, in the above technical solution, the first pins of all the terminals in the first terminal module are in a pin structure and protrude out of the lower end surface of the insulating base in one or two rows; and the second pins of all the terminals in the second terminal module are of a patch structure, the second pins are attached to a second cushion table formed on the rear part of the lower end surface of the insulating seat, and the first pins and the second pins are distributed in two rows or three rows.

Furthermore, in the above technical solution, the metal shell includes a metal inner shell sleeved at the front end of the insulating base and a metal outer shell fixed to the outer periphery of the metal inner shell, the butt joint space is formed between the metal inner shell and the insulating base, and a convex rib for tightening and fixing with the metal inner shell is arranged on the outer periphery of the insulating base; a first limiting lug and a second limiting lug are respectively formed on two sides of the lower end face of the insulating base, a first positioning column and a second positioning column for inserting and positioning with a PCB are respectively formed on the first limiting lug and the second limiting lug, and a riveting groove is formed on the lower end face of the insulating base; a first limiting lug is formed at the lower part of the rear end of the metal inner shell, the first limiting lug is inserted between the first positioning column and the second positioning column, and a first riveting sheet and a second riveting sheet which are formed by the first limiting lug downwards are pressed into the riveting groove; and a plurality of raised convex hulls used for contacting with the PCB are formed on the lower end surface of the metal inner shell.

Further, in the above technical solution, the male head further includes a latch inserted into the insulator and a rear plug used for fastening the latch, the third terminal module and the fourth terminal module to the insulator.

After adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects:

1. the invention is used as a charging connector, because the female seat is provided with a first grounding terminal group and at least two first power terminal groups which can realize charging with different powers, the female seat simultaneously carries a plurality of power specifications, different male heads are designed according to different power specifications, specifically, a second grounding terminal group which is matched with the first grounding terminal group and a second power terminal group which is matched with one first power terminal group in the female seat are arranged in the male head, the mounting position of the second power terminal group in each male head is different, when one male head is inserted into the female seat, the second power terminal group in the male head is contacted with one first power terminal group in the female seat, electrical conduction is formed, positive and negative insertion can be realized, and other first power terminal groups in the female seat are in an empty state, so as to realize that one female seat can realize the charging with a plurality of male heads, and realize the function of charging with different powers, different male heads can be freely selected to be in butt joint with the female seat, the requirements of charging with different powers are met, the use is very flexible and convenient, the use cost can be saved, and the portable charger is convenient to carry, so that the portable charger has extremely strong market competitiveness.

2. The invention is a novel electric connector, its structure is similar to USB TYPE C connector, but distinguish and associate the standard USB TYPE C connector, the invention makes the width of the hyoplastron of the mother seat 4.58-6.6 mm, the width of the space of should butt joint is 6.23-8.25 mm; correspondingly, the width of the end part of the male head is 6.14-8.11 mm, and the width of the butt-joint groove is 4.72-6.69 mm, so that the TYPE C socket and the TYPE C plug of the association standard can not be oppositely plugged with the male head and the female seat in the invention, namely, the male head can only be oppositely plugged with the female seat in a matching way, the male head can not be oppositely plugged with the TYPE C socket of the association standard, and the TYPE C plug of the association standard can not be plugged into the female seat, so that the USB TYPE C connector of the association standard can be effectively prevented from being mixedly plugged for use, the uniqueness and the single matching of the invention are ensured, the customized requirement is met, and the invention has strong market competitiveness.

Description of the drawings:

FIG. 1 is a perspective view of a first embodiment of the present invention;

FIG. 2 is a perspective view of another perspective of an embodiment of the present invention;

FIG. 3 is an exploded perspective view of a first embodiment of the present invention;

FIG. 4 is a front view of a first embodiment of the present invention;

FIG. 5 is a perspective view of an insulating base according to an embodiment of the present invention;

FIG. 6 is a perspective view of a second embodiment of the present invention;

FIG. 7 is an exploded perspective view of a second embodiment of the present invention;

FIG. 8 is a perspective view of a third embodiment of the present invention;

FIG. 9 is an exploded perspective view of a third embodiment of the present invention;

FIG. 10 is a perspective view of a first male of the present invention;

FIG. 11 is a perspective view of another perspective of the first male portion of the present invention;

FIG. 12 is an exploded perspective view of a first male of the present invention;

FIG. 13 is a perspective view of a second male of the present invention;

FIG. 14 is a perspective view of a third male element of the present invention;

fig. 15 is an assembly view of the present invention.

The specific implementation mode is as follows:

the invention is further illustrated below with reference to specific embodiments and the accompanying drawings.

The first embodiment is as follows:

as shown in fig. 1-5 and 10-15, an electrical connector is disclosed, which includes a female socket 100 and at least two male connectors 600 adapted to the female socket 100 and capable of realizing charging with different powers, wherein a first ground terminal group 20 and at least two first power terminal groups 30 disposed beside the first ground terminal group 20 and capable of realizing charging with different powers are disposed in the female socket 100; each male connector 600 is provided therein with a second ground terminal group 70 adapted to the first ground terminal group 20 and a second power terminal group 60 disposed beside the second ground terminal group 70 and capable of realizing charging with different powers, and the second power terminal group 60 is adapted to a first power terminal group 30 in the female socket 100, wherein the second power terminal group 60 is mounted at different positions in each male connector 600. The invention is used as a charging connector, because the female socket has a first grounding terminal group 20 and at least two first power terminal groups 30 capable of realizing different power charging, so that the female socket simultaneously carries a plurality of power specifications, different male connectors are designed according to different power specifications, specifically, a second grounding terminal group 70 adapted to the first grounding terminal group 20 and a second power terminal group 60 adapted to a group of first power terminal groups 30 in the female socket 100 are arranged in the male connector 600, the mounting positions of the second power terminal groups 60 in each male connector 600 are different, when one male connector 600 is inserted into the female socket, the second power terminal group 60 in the male connector 600 contacts with one group of first power terminal groups 30 in the female socket 100 to form electrical conduction, and can realize positive and negative insertion, and the other groups of first power terminal groups 30 in the female socket 100 are in an empty state, so as to realize that one female socket is in a plurality of male connectors, the multifunctional charging device has the advantages that the charging function with different powers is realized, different male heads can be freely selected to be in butt joint with the female seat, the charging requirements with different powers are met, the use is very flexible and convenient, the use cost can be saved, the carrying is convenient, and the market competitiveness is strong.

In this embodiment, the number of the first power terminal sets 30 is three, so that the female socket 100 can realize three different power charging, which may be 15w, 30w, 40 w; correspondingly, the three different male connectors can be used in a matching manner, the second power terminal group 60 in each male connector corresponds to one first power terminal group 30 in the female connector 100, after the male connector is connected with the female connector, the second power terminal group 60 in the male connector is connected and conducted with one first power terminal group 30 in the female connector 100, and the other first power terminal groups 30 in the female connector 100 are in an idle state, so that the function of charging with different powers by one female connector is realized.

The female socket 100 comprises an insulating socket 1, a first terminal module 2 and a second terminal module 3 which are arranged in the insulating socket 1 and are symmetrically distributed in an upper row and a lower row, and a metal shell which is arranged on the periphery of the insulating socket 1, wherein a tongue plate 11 is arranged at the front end of the insulating socket 1, and a butt joint space 10 for the male connector 600 to be inserted is formed between the tongue plate 11 and the metal shell; the first terminal module 2 and the second terminal module 3 each include a set of the first ground terminal set 20 and at least two sets of the first power terminal sets 30, the first ground terminal set 20 includes first ground terminals 201 and second ground terminals 202 symmetrically distributed on two sides of the upper surface or two sides of the lower surface of the tongue plate 11, and each set of the first power terminal sets 30 includes two first power terminals 301 symmetrically distributed between the first ground terminals 201 and the second ground terminals 202.

The male connector 600 comprises an insulator 6 with a butt joint groove 60 for inserting the tongue plate 11, a third terminal module 7 and a fourth terminal module 8 which are arranged on the upper inner wall and the lower inner wall of the butt joint groove 60, and a shielding shell 9 which is arranged on the periphery of the insulator 6; the third terminal module 7 and the fourth terminal module 8 each include a set of the second ground terminal set 70 and at least two sets of the second power terminal sets 80, the second ground terminal set 70 includes third ground terminals 701 and fourth ground terminals 702 symmetrically distributed on two sides of the upper inner wall or two sides of the lower inner wall of the docking slot 60, and each set of the second power terminal sets 80 includes two second power terminals 801 symmetrically distributed between the third ground terminals 701 and the fourth ground terminals 702.

The width D1 of the tongue plate 11 is 4.58-6.6 mm, and the width D2 of the butt joint space 10 is 6.23-8.25 mm; correspondingly, the width D3 of the end of the male tab 600 is 6.14-8.11 mm, and the width D4 of the butt-joint groove 60 is 4.72-6.69 mm. The invention is a new kind of electric connectors, its structure is similar to USB TYPE C connector, but distinguish and associate the standard USB TYPE C connector, the invention makes the width of the tongue plate 11 of the mother seat 4.58-6.6 mm, the width of the space 10 of this butt joint is 6.23-8.25 mm; correspondingly, the width of the end of the male plug 600 is 6.14-8.11 mm, and the width of the butt-joint groove 60 is 4.72-6.69 mm, so that the TYPE C socket and the TYPE C plug of the association standard cannot be oppositely plugged with the male plug and the female socket in the invention, namely, the male plug of the invention can only be oppositely plugged with the female socket in a matching way, the male plug cannot be oppositely plugged with the TYPE C socket of the association standard, and the TYPE C plug of the association standard cannot be plugged into the female socket, so that the invention can effectively prevent the mixed insertion of the male plug and the usb TYPE C connector of the association standard, ensure the uniqueness and the single matching of the invention, meet the customization requirement, and have strong market competitiveness.

Specifically, the width of the tongue plate 11 is 5.49mm, and the width of the abutting space 10 is 7.14 mm; correspondingly, the width of the end of the male portion 600 is 7.05mm, and the width of the mating slot 60 is 5.63 mm.

The male connector 600 further comprises a latch 61 inserted into the insulator 6 and a rear plug 62 for fastening the latch 61, the third terminal module 7 and the fourth terminal module 8 to the insulator 6.

All terminals in the third terminal module 7 and all terminals of the fourth terminal module 8 are both in a plate-shaped structure, and the manufacturing can be completed only by one-time punching, and the strength is high. All terminals in the third terminal module 7 and all terminals of the fourth terminal module 8 all have arc elastic bulge parts, and because it is the slice, its intensity is big, and elastic force is strong, can guarantee the stability of butt joint, has guaranteed the conduction quality.

The insulator 6 is forwardly provided with a first terminal groove 631 and a second terminal groove 632 along the rear end thereof, into which the third terminal module 7 and the fourth terminal module 8 are inserted, the insulator 6 is forwardly provided with a first insertion groove 633 along the rear end thereof, into which the latch 63 is inserted, and the first terminal groove 631, the second terminal groove 632 and the first insertion groove 633 are communicated with the docking groove 60; the rear end of the insulator 6 is provided with a mounting groove 634 for mounting the rear plug 62, the first terminal groove 631 and the second terminal groove 632 are respectively inserted into the first terminal groove 631 and the second terminal groove 632, the latch 63 is inserted into the first insertion groove 633, the rear plug 62 is mounted in the mounting groove 634, is placed between the third terminal module 7 and the fourth terminal module 8, and is in abutting contact with the latch 61, the third terminal module 7 and the fourth terminal module 8, so that the latch 61, the third terminal module 7 and the fourth terminal module 8 are limited in the insulator 6, and the stability of the product structure is ensured.

A plurality of pad platforms 12 which are distributed at equal intervals are formed at the rear part of the lower end face of the insulating base 1, first pins of all terminals in the first terminal module 2 are of a patch structure, second pins of all terminals in the second terminal module 3 are of a patch structure, and the first pins and the second pins are distributed in a staggered mode and attached to the pad platforms 12. The pad table 12 can stably support the first pin and the second pin, and ensure the true position of the first pin and the second pin.

The metal shell comprises a metal inner shell 4 sleeved at the front end of the insulating base 1 and a metal outer shell 5 fixed on the periphery of the metal inner shell 4, a butt joint space 10 is formed between the metal inner shell 4 and the insulating base 1, a convex rib 15 used for being fixed with the metal inner shell 4 in a tensioning mode is arranged on the periphery of the insulating base 1, the metal inner shell 4 is in contact with the convex rib 15, the convex rib 15 tensions the metal inner shell 4, and the metal inner shell 4 is stably sleeved at the front end of the insulating base 1.

In summary, the present invention is used as a charging connector, because the female socket has the first ground terminal set 20 and at least two first power terminal sets 30 capable of realizing different power charging, so that the female socket simultaneously carries a plurality of power specifications, different male connectors are designed according to different power specifications, specifically, the male connector 600 is provided with the second ground terminal set 70 adapted to the first ground terminal set 20 and the second power terminal set 60 adapted to one first power terminal set 30 in the female socket 100, and the mounting positions of the second power terminal set 60 in each male connector 600 are different, when one male connector 600 is inserted into the female socket, the second power terminal set 60 in the male connector 600 contacts with one first power terminal set 30 in the female socket 100 to form electrical conduction, and can realize positive and negative insertion, while the other first power terminal sets 30 in the female socket 100 are in an empty state, therefore, the charging device realizes the function of charging with different powers by one female seat to multiple male heads, can freely select different male heads to be in butt joint with the female seat, meets the requirements of charging with different powers, is very flexible and convenient to use, can save the use cost, is convenient to carry, and has strong market competitiveness. In addition, the invention is a novel electric connector, the structure of the electric connector is similar to that of the USBTYPE C connector, but the electric connector is distinguished from the USB TYPE C connector specified by the society, the width of the tongue plate 11 of the female seat is 4.58-6.6 mm, and the width of the butt joint space 10 is 6.23-8.25 mm; correspondingly, the width of the end of the male plug 600 is 6.14-8.11 mm, and the width of the butt-joint groove 60 is 4.72-6.69 mm, so that the TYPE C socket and the TYPE C plug of the association standard cannot be plugged with the male plug and the female socket in the invention, namely, the male plug can only be plugged with the female socket in a matching way, the male plug cannot be plugged with the TYPE C socket of the association standard, and the TYPE C plug of the association standard cannot be plugged into the female socket, so that the USB TYPE C connector of the association standard can be effectively prevented from being used in a mixed way, the uniqueness and the single matching of the invention are ensured, the customization requirement is met, and the invention has strong market competitiveness.

Example two:

with reference to fig. 6-7, the second embodiment is different from the first embodiment in that: the first pins of all the terminals in the first terminal module 2 are of a patch structure and are attached to a first cushion table 13 formed on the rear part of the lower end surface of the insulating base 1; the second pins of all the terminals in the second terminal module 3 are of a patch structure, and the second pins are attached to a second pad 14 formed at the rear part of the lower end face of the insulating base 1 and distributed in two rows with the first pins.

A first limiting bump 161 and a second limiting bump 162 are respectively formed on two sides of the lower end surface of the insulating base 1, a first positioning column 163 and a second positioning column 164 for inserting and positioning with a PCB are respectively formed on the first limiting bump 161 and the second limiting bump 162, and a riveting groove 16 is formed on the lower end surface of the insulating base 1; a first limiting lug 41 is formed at the lower part of the rear end of the inner metal shell 4, the first limiting lug 41 is inserted between the first positioning column 163 and the second positioning column 164, and a first riveting sheet 411 and a second riveting sheet 412 formed downwards by the first limiting lug 41 are pressed into the riveting groove 16 in an equalizing manner; the assembly of the metal inner shell 4 and the insulating base 1 is more stable.

Except for the above, other structures of the second embodiment are the same as those of the first embodiment, and the technical effects as described in the first embodiment can be achieved, which are not described in detail herein.

Example three:

with reference to fig. 8-9, the third embodiment is different from the second embodiment in that: the first pins of all the terminals in the first terminal module 2 are in a pin structure and protrude out of the lower end surface of the insulating base 1 in one row or two rows; the second pins of all the terminals in the second terminal module 3 are of a patch structure, the second pins are attached to a second pad 14 formed at the rear part of the lower end face of the insulating base 1, and the first pins and the second pins are distributed in two rows or three rows. A plurality of raised bosses 42 for contacting with the PCB are formed on the lower end surface of the metal inner shell 4.

Except for the above, other structures of the third embodiment are the same as those of the second embodiment, and the technical effects as those of the first embodiment can be achieved, and are not described in detail herein.

It should be understood that the above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention, which is defined by the appended claims.

Claims

1. An electrical connector, characterized by: the charging device comprises a female seat and at least two male heads which are matched with the female seat and can realize charging with different powers, wherein a first grounding terminal group and at least two first power terminal groups which are arranged beside the first grounding terminal group and can realize charging with different powers are arranged in the female seat; the second grounding terminal group matched with the first grounding terminal group and a group of second power terminal groups which are arranged at the side of the second grounding terminal group and can realize charging with different powers are arranged in each type of male plug, the second power terminal groups are matched with a group of first power terminal groups in the female socket, and the mounting positions of the second power terminal groups in each type of male plug are different.

2. The electrical connector of claim 1, wherein: the female seat comprises an insulating seat, a first terminal module, a second terminal module and a metal shell, wherein the first terminal module and the second terminal module are arranged in the insulating seat and are symmetrically distributed in an upper row and a lower row, the metal shell is arranged on the periphery of the insulating seat, a tongue plate is arranged at the front end of the insulating seat, and a butt joint space for the plug-in of the male head is formed between the tongue plate and the metal shell; the first terminal module and the second terminal module respectively comprise a group of first grounding terminal group and at least two groups of first power terminal groups, the first grounding terminal group comprises first grounding terminals and second grounding terminals which are symmetrically distributed on two sides of the upper surface or two sides of the lower surface of the tongue plate, and each group of first power terminal groups comprises two first power terminals which are symmetrically distributed between the first grounding terminal and the second grounding terminal.

3. The electrical connector of claim 2, wherein: the male connector comprises an insulator with a butt joint groove for inserting the tongue plate, a third terminal module and a fourth terminal module which are arranged on the upper inner wall and the lower inner wall of the butt joint groove, and a shielding shell which is arranged on the periphery of the insulator; the third terminal module and the fourth terminal module both comprise a group of second grounding terminal group and at least two groups of second power terminal groups, the second grounding terminal group comprises third grounding terminals and fourth grounding terminals which are symmetrically distributed on two sides of the upper inner wall or two sides of the lower inner wall of the butt joint groove, and each group of second power terminal groups comprises two second power terminals which are symmetrically distributed between the third grounding terminal and the fourth grounding terminal.

4. The electrical connector of claim 3, wherein: the width of the tongue plate is 4.58-6.6 mm, and the width of the butt joint space is 6.23-8.25 mm; correspondingly, the width of the male end is 6.14-8.11 mm, and the width of the butt-joint groove is 4.72-6.69 mm.

5. The electrical connector of claim 4, wherein: the width of the tongue plate is 5.49mm, and the width of the butt joint space is 7.14 mm; correspondingly, the width of the male end is 7.05mm, and the width of the butt-joint groove is 5.63 mm.

6. The electrical connector of any one of claims 3-5, wherein: the rear part of the lower end face of the insulating seat is formed with a plurality of pad platforms which are distributed at equal intervals, first pins of all terminals in the first terminal module are of a patch structure, second pins of all terminals in the second terminal module are of a patch structure, and the first pins and the second pins are distributed in a staggered mode and attached to the pad platforms.

7. The electrical connector of any one of claims 3-5, wherein: the first pins of all the terminals in the first terminal module are of a patch structure and are attached to a first cushion platform formed on the rear part of the lower end face of the insulating seat; and the second pins of all the terminals in the second terminal module are of a patch structure, are attached to a second cushion table formed on the rear part of the lower end surface of the insulating seat and are distributed in two rows with the first pins.

8. The electrical connector of any one of claims 3-5, wherein: the first pins of all the terminals in the first terminal module are of pin structures and protrude out of the lower end surface of the insulating seat in one row or two rows; and the second pins of all the terminals in the second terminal module are of a patch structure, the second pins are attached to a second cushion table formed on the rear part of the lower end surface of the insulating seat, and the first pins and the second pins are distributed in two rows or three rows.

9. The electrical connector of any one of claims 2-5, wherein: the metal shell comprises a metal inner shell sleeved at the front end of the insulating seat and a metal outer shell fixed on the periphery of the metal inner shell, the butt joint space is formed between the metal inner shell and the insulating seat, and a convex rib used for being tensioned and fixed with the metal inner shell is arranged on the periphery of the insulating seat; a first limiting lug and a second limiting lug are respectively formed on two sides of the lower end face of the insulating base, a first positioning column and a second positioning column for inserting and positioning with a PCB are respectively formed on the first limiting lug and the second limiting lug, and a riveting groove is formed on the lower end face of the insulating base; a first limiting lug is formed at the lower part of the rear end of the metal inner shell, the first limiting lug is inserted between the first positioning column and the second positioning column, and a first riveting sheet and a second riveting sheet which are formed by the first limiting lug downwards are pressed into the riveting groove; and a plurality of raised convex hulls used for contacting with the PCB are formed on the lower end surface of the metal inner shell.

10. The electrical connector of any one of claims 3-5, wherein: the male head also comprises a latch inserted in the insulator and a rear plug used for fastening the latch, the third terminal module and the fourth terminal module with the insulator.