CN112636113A

CN112636113A - Socket connector, plug connector and combination thereof

Info

Publication number: CN112636113A
Application number: CN202011230031.8A
Authority: CN
Inventors: 林文伟
Original assignee: Lotes Guangzhou Co Ltd
Current assignee: Lotes Guangzhou Co Ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-04-09
Anticipated expiration: 2040-11-06
Also published as: CN112636113B

Abstract

The invention discloses a connector combination, comprising: the socket connector comprises an insulating body with a tongue part and a base part, a row of socket terminals comprise signal terminals and power terminals, a first contact part and a first pin of each socket terminal are respectively and correspondingly exposed on the tongue part and the base part, a socket power supply body is positioned between the two shielding parts and is arranged at intervals, a second contact part and a second pin of the socket power supply body are respectively and correspondingly exposed on an opening and the base part at the front end of the tongue part, and the second contact part is positioned in front of the first contact part; the plug connector comprises an insulating base body, the plug power supply body and a row of plug terminals are arranged on the insulating base body side by side, each row of plug terminals comprise signal terminals and power terminals, first guide connecting portions and first tail portions of the plug terminals are respectively and correspondingly exposed out of the butt joint portion and the base body of the insulating base body, second guide connecting portions and second tail portions of the plug power supply body are respectively and correspondingly exposed out of the butt joint portion and the base portion, and the second guide connecting portions are located in front of the first guide connecting portions and are in contact with the first contact portions to transmit large current.

Description

Socket connector, plug connector and combination thereof

[ technical field ] A method for producing a semiconductor device

The present invention relates to a socket connector, a plug connector and a combination thereof, and more particularly, to a socket connector, a plug connector and a combination thereof suitable for transmitting high power.

[ background of the invention ]

A conventional Type C socket connector, which provides an insulative housing having a tongue portion and a base portion, two rows of socket terminals and a shield member disposed inside the tongue portion are disposed on upper and lower sides of the tongue portion, contact portions of the two rows of socket terminals are exposed from the tongue portion, each row of the socket terminals includes two outermost ground terminals, two pairs of high-speed differential signal pairs adjacent to the outermost ground terminals, a low-speed differential signal pair between the two pairs of high-speed differential signal pairs, and power terminals between the two pairs of high-speed differential signal pairs and the low-speed differential signal; the Type C plug connector matched with the Type C plug connector is provided with an insulating body with a butt joint part, a shielding plate and two rows of plug terminals located on two sides of the shielding plate are arranged in the insulating body, the two rows of plug terminals are provided with a guide joint part exposed at the butt joint part, and the arrangement mode of the plug terminals is consistent with that of the socket terminals.

Above-mentioned normative Type C socket connector and Type C plug connector can satisfy positive and negative the inserting, when transmitting high rate to can transmit the requirement of certain power. However, since the number of power terminals and the cross-sectional area are limited by space, it is obvious that the requirement of high power transmission cannot be satisfied.

Therefore, in view of the above problems, there is a need to design a new socket connector, plug connector and connector combination to solve the above drawbacks.

[ summary of the invention ]

The invention provides a socket connector, a plug connector and a connector combination aiming at the problems in the prior art.

In order to achieve the purpose, the invention adopts the following technical means:

a receptacle connector for receiving a plug connector, comprising: the insulating body is provided with a base part and a tongue part, the tongue part is positioned in front of the base part, and the front end of the tongue part is recessed backwards to form an opening; at least one row of socket terminals, each row of socket terminals including a plurality of signal terminals and at least one power terminal, each socket terminal having a first contact portion and a first pin, the first contact portion of at least one row of socket terminals being exposed to the tongue portion in the up-down direction for electrically contacting with the plug connector, the first pin being exposed to the base portion; the two shielding pieces are arranged on the insulating body in a left-right spaced mode and are positioned on the same side of the row of the socket terminals in the vertical direction; the socket power supply body is arranged between the two shielding pieces in the left-right direction and is separated from each shielding piece, the socket power supply body is provided with a second contact part and a second pin, the second contact part is exposed out of the opening and is used for being electrically contacted with the plug connector, the second contact part is positioned in front of the first contact part, and the second pin is exposed out of the base part.

Further, the opening penetrates through the upper surface and the lower surface of the tongue portion from top to bottom.

Furthermore, the opening is provided with an inclined plane on each of the upper side and the lower side of the second contact portion, and the inclined plane is arranged backwards and slantwise from one side close to the second contact portion to one side far away from the second contact portion in the up-down direction.

Further, the front end of the second contact portion does not exceed the front end of the tongue portion.

Further, in the left-right direction, the width of the second contact portion is larger than the sum of the widths occupied by at least two adjacent first contact portions in the socket terminal in one row.

Further, the socket power supply body comprises a main body part positioned between the second contact part and the second pin, and the width of the main body part is smaller than that of the second contact part and larger than that of the second pin in the left-right direction.

Further, the row of the receptacle terminals includes two adjacently disposed signal terminals, and the second contact portion corresponds to the first contact portion of the two adjacently disposed signal terminals in the up-down direction.

Furthermore, the second pin and the first pin of one row of the terminals are arranged in the same row.

Further, in the up-down direction, the thickness of the second contact portion is larger than the thickness of the first contact portion.

Further, the socket power supply body includes a main body portion located between the second contact portion and the second pin, the socket terminals are arranged in two rows, each row of the socket terminals includes a plurality of signal terminals and at least one power terminal, the plurality of signal terminals include at least one high-speed differential terminal pair and at least one low-speed differential terminal pair, the main body portion is located in the two rows in the up-down direction between the two low-speed differential terminal pairs in the socket terminals, and each shielding member is located in the two rows in the up-down direction between the two high-speed differential terminal pairs in the socket terminals.

Further, the electrical conductivity of the socket power supply body is higher than the electrical conductivity of the shield.

Further, the number of the socket terminals in each row is 12, and the socket terminals are sequentially defined as a ground terminal, a high-speed differential terminal, a power supply terminal, a detection terminal, a low-speed differential terminal, a reserved terminal, a power supply terminal, a high-speed differential terminal, and a ground terminal.

Compared with the prior art, the invention has the following beneficial effects:

through the front end of tongue portion is to the back concave establishment the opening, add between two the shielding piece with each the shielding piece separates the setting the socket power supply body, just the second contact site of socket power supply body expose in the opening, form solitary power conduction path with plug connector electric connection, be favorable to the transmission of heavy current, just the socket power supply body the second contact site is in the place ahead of plug terminal, avoid with the in-process of plug connector butt joint, be used for with socket power supply body electric connection's plug terminal contacts the socket terminal to cause the short circuit.

a plug connector for mating with a receptacle connector, comprising:

the insulating base body is provided with a base body and a butt joint part which protrudes backwards relative to the base body; two rows of plug terminals, each row of plug terminals including a plurality of signal terminals and at least one power terminal, each plug terminal having a first connecting portion and a first tail portion, the first connecting portion being exposed to the mating portion in the vertical direction for electrically contacting the receptacle connector, the first tail portion being exposed to the base; at least one plug power body, and wherein one row the plug terminal sets up with arranging, just the left and right sides of at least one plug power body all arranges plug terminal, another row plug terminal includes two adjacent signal terminal with at least one plug power body sets up relatively from top to bottom, the plug power body has a second and leads connecting portion and a second afterbody, the second lead connecting portion appear in the up-and-down direction butt joint portion for with socket connector electric contact, just the second lead connecting portion are located the place ahead of first lead connecting portion, the second afterbody appear in the base member.

Further, the plug power supply body is a blanking type terminal.

Further, in the left-right direction, the width of the second lead connection part is smaller than the width of the first lead connection part.

Further, the second lead connecting part of the plug power supply body arranged in the same row is closer to the other row of the plug terminals than the first lead connecting part of the plug terminals.

Further, the plug connector further includes an intermediate plate made of a metal material, and is located between the two rows of the plug terminals in the up-down direction, the mating portion is provided with a mating groove, and the first guide portions of the two rows of the plug terminals are disposed on the upper and lower sides of the mating groove.

Furthermore, two adjacent signal terminals are arranged up and down oppositely to the at least one plug power supply body to form a low-speed differential terminal pair.

Furthermore, the number of the plug power supply bodies is multiple and the plug power supply bodies are arranged at intervals.

Further, the signal terminals arranged in the same row as the plug power supply body comprise at least one high-speed differential terminal pair, and one of the power terminals is located between the plug power supply body and one of the high-speed differential terminal pair.

through in one row set up a plurality of in the plug terminal the plug power supply body for with socket connector electric connection has increased the quantity of power supply terminal in fact, has replaced the position of some original terminals in traditional Type C, makes plug connector possess more traditional Type C plug connector can transmit the function of great current, the second of the plug power supply body leads the portion of connecing and is located the first of plug terminal leads the place ahead of portion, lies in the in-process that the socket connector docks, plug terminal can not pass through socket terminal to effectively avoid the short circuit.

A connector assembly, comprising:

a socket connector including an insulative housing, a plurality of socket terminals, a socket power supply, and two shielding members spaced apart from each other in the left-right direction, the socket terminals, the socket power supply, and the shielding members being disposed on the insulative housing, the insulative housing having a base portion and a tongue portion, the tongue portion being located in front of the base portion, a front end of the tongue portion being recessed rearward to form an opening, the plurality of socket terminals being disposed in at least one row, each row of the socket terminals including a plurality of signal terminals and at least one power terminal, each socket terminal having a first contact portion exposed to the tongue portion in the up-down direction and a first pin exposed to the base portion, the two shielding members being located on the same side of one row of the socket terminals in the up-down direction, the socket power supply being located between the two shielding members in the left-right direction, the socket power supply body is provided with a second contact part and a second pin, the second contact part is exposed out of the opening and positioned in front of the first contact part, and the second pin is exposed out of the base; a plug connector, which is inserted into the socket connector backwards, and comprises an insulating base, a plurality of plug terminals and at least one plug power supply body, wherein the plug terminals and the at least one plug power supply body are arranged on the insulating base, the insulating base is provided with a base body and an abutting part which protrudes backwards relative to the base body, the plug terminals are arranged in at least one row, the at least one plug power supply body and one row of the plug terminals are arranged side by side, the plug terminals are arranged on the left side and the right side of the at least one plug power supply body, each row of the plug terminals comprises a plurality of signal terminals and at least one power terminal, each plug terminal is provided with a first guiding part which is exposed on the abutting part in the up-down direction and a first tail part which is exposed on the base body, each plug power supply body is provided with a second guiding part and a second tail part, and the second guiding part is exposed on the abutting part and is positioned in front of the first guiding part, the second tail part is exposed at the base part, the first connecting part contacts with the first contact part in the vertical direction, and the second connecting part contacts with the second contact part in the vertical direction.

Further, run through from top to bottom the upper surface and the lower surface of tongue, plug connector can insert in two opposite directions the socket connector, works as plug connector positive direction inserts during the socket connector, second guide connection portion contacts downwards the second contact portion, works as plug connector inserts in the opposite direction during the socket connector, second guide connection portion upwards contacts the second contact portion.

Further, on the left and right sides orientation, the width of second contact site is greater than one row at least two in the terminal are adjacent the shared width sum of first contact site, the quantity of plug power supply body is a plurality of, and the interval sets up, works as plug connector inserts during the socket connector, it is a plurality of the common electrical contact of plug power supply body the second contact site.

Furthermore, the plug terminals are arranged in an upper row and a lower row, each row of the plug terminals comprises a plurality of signal terminals, and the second guide connecting parts of the plug power supply body arranged in the same row are closer to the other row of the plug terminals than the first guide connecting parts of the plug terminals and are used for being in electrical contact with the second contact parts.

Further, the connector assembly further comprises an intermediate plate made of a metal material, the intermediate plate is positioned in two rows in the up-down direction between the plug terminals, the butt joint part is provided with a butt joint groove, the two rows of the plug terminals are arranged on the upper side and the lower side of the butt joint groove in a first guide connection part, the plug power supply body is arranged on the second guide connection part arranged on one side of the butt joint groove in the upper side and the lower side, the plug terminals comprise two adjacent signal terminals and at least one plug power supply body which are oppositely arranged up and down, and the two adjacent signal terminals form a low-speed differential terminal pair.

Further, the number of the socket terminals in one row is 12, which is defined as a ground terminal, a high-speed differential terminal, a power supply terminal, a detection terminal, a low-speed differential terminal, a reserved terminal, a power supply terminal, a high-speed differential terminal, and a ground terminal in sequence, the plug terminals are arranged in an upper row and a lower row, wherein the number of the plug terminals in one row is 12, and the arrangement mode of the plug terminals is consistent with that of the socket terminals.

the socket power supply body is additionally arranged on one side of the socket terminal, the socket power supply body is positioned between the two shielding pieces in the left-right direction and is arranged at a distance from each shielding piece, and the second contact part of the socket power supply body is exposed out of the opening formed in the front end of the tongue part and is positioned in front of the first contact part of the socket terminal; the plug power supply body is additionally arranged on the plug connector and provided with the second guide connecting part, the second guide connecting part is exposed out of the butt joint part and is positioned in front of the first guide connecting part, the first guide connecting part contacts the first contact part in the up-down direction, and the second guide connecting part contacts the second contact part in the up-down direction.

[ description of the drawings ]

Fig. 1 is a perspective view of a receptacle connector of the present invention prior to mating with a plug connector;

FIG. 2 is an exploded perspective view of the receptacle connector of FIG. 1;

FIG. 3 is an exploded perspective view of the hidden housing and metal housing of FIG. 2;

FIG. 4 is an exploded perspective view of the shield of FIG. 3 shown without the shield mounted to the two first insulators;

FIG. 5 is an exploded perspective view of the two rows of receptacle terminals and the two first insulators of FIG. 4;

FIG. 6 is a top view of only the receptacle power block and the lower row of receptacle terminals of FIG. 5;

FIG. 7 is an exploded perspective view of the plug connector of FIG. 1;

fig. 8 is an exploded perspective view of the plug terminal, the plug power supply body and the middle plate of fig. 7;

FIG. 9 is a schematic view of the receptacle connector and the plug connector of FIG. 1, cut away and showing the receptacle power supply and the plug power supply in mated relationship;

FIG. 10 is a schematic view of the receptacle terminal, the receptacle power supply, the plug terminal and the plug power supply of FIG. 1 shown in an unmated configuration;

FIG. 11 is a cross-sectional view taken along line E-E of FIG. 10;

FIG. 12 is a schematic view taken along line F-F of FIG. 10 and showing the left and right shields;

fig. 13 is a schematic view of fig. 10 after docking.

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

socket connector 100	Insulating body 1	First insulator 1a	Second insulator 1b
				Base
11	Tongue 12	Opening 121	Bevel 122
				Socket terminal 2	Signal terminal 2S	High-speed differential terminal pair 2S1	Low-speed differential terminal pair 2S2
Power supply terminal 2P	Detection terminal	2D	Reserved terminal 2R					Grounding terminal	2G
				Fixed part 21	First contact portion 22	First pin 23	Shielding 3
Flat plate part 31	Grounding part 311	Solder tail 32	Socket power supply body 4
				Main body 41	Second contact portion 42	Second leg 43	Metal casing A
Metal cover B	Plastic shell C	Plug connector	200					Insulating base 5
				Insulating housing 5a	Insulating block 5b	Base body	51		Butt joint part 52
Butt joint groove 521	Plug terminal 6	Signal terminal 6S	High-speed differential terminal pair 6S1
				Low-speed differential terminal pair 6S2	Power terminal	6P	Detecting terminal	6D	Reserved terminal 6R
Grounding terminal
	6G	First holding part 61	First lead-in part 62	First tail 63
Plug power supply body 7					Second holding portion 71	Second lead-in part 72	Second tail 73
	Intermediate plate 8	Connecting part 81	Latch arm 82	Grounding pin 83
Grounding piece 9					Grounding spring piece 91	Shielding case D

[ detailed description ] embodiments

For a better understanding of the objects, structure, features, and functions of the invention, reference should be made to the drawings and detailed description that follow.

As shown in fig. 1 and 9, the connector assembly of the present invention includes a receptacle connector 100 and a plug connector 200 for mating with each other.

As shown in fig. 1, fig. 2 and fig. 3, the receptacle connector 100 includes an insulative housing 1, a plurality of receptacle terminals 2, two shielding members 3, a receptacle power source 4, a metal shell a, a metal cover B and a plastic housing C. The socket power supply comprises a plurality of socket terminals 2, two shielding pieces 3 and a socket power supply body 4 which are fixedly arranged on an insulating body 1, wherein a metal shell A is cylindrical and is sleeved outside the insulating body 1, a metal cover B is arranged at the rear end of the insulating body 1 and is electrically connected with the metal shell A, a plastic shell C is sleeved outside the metal shell A, and part of the metal cover B is exposed outside the plastic shell C and can be electrically connected with a circuit board (not shown) to form grounding connection.

As shown in fig. 2, 3 and 9, the insulating body 1 has a base 11 and a tongue 12, the tongue 12 is located in front of the base 11, the front end of the tongue 12 is recessed backwards to form an opening 121, the opening 121 penetrates the upper surface and the lower surface of the tongue 12 up and down, in this embodiment, the opening 121 is located at a position intermediate the front edges of the tongues 12, the side of the opening 121 remote from the front edge of the tongue 12 is provided with two ramps 122, one of said inclined surfaces 122 being connected to the upper surface of said tongue 12, the other of said inclined surfaces 122 being connected to the lower surface of said tongue 12, the two inclined surfaces 122 being progressively distanced from each other from the front to the rear, the dimension of the opening 121 in the front-rear direction at the upper and lower surfaces of the tongue portion 12 is made larger than the dimension of the opening 121 in the front-rear direction at the vertically intermediate position.

As shown in fig. 4, 5 and 6, the plurality of socket terminals 2 are arranged in at least one row, in this embodiment, the plurality of socket terminals 2 are arranged in two rows, one row being a plurality of socket terminals 2 and arranged in the left-right direction, in other embodiments, the plurality of socket terminals 2 may be arranged in only one row. Each row of the socket terminals 2 includes a plurality of signal terminals 2S and at least one power terminal 2P, in this embodiment, the number of the socket terminals 2 in each row is 12, and the socket terminals are sequentially defined as a ground terminal 2G, a high-speed differential terminal, a power terminal 2P, a detection terminal 2D, a low-speed differential terminal, a reserved terminal 2R, a power terminal 2P, a high-speed differential terminal, and a ground terminal 2G along the left-right direction, wherein two high-speed differential terminals adjacent to each other on the left and right constitute a high-speed differential terminal pair 2S1, two low-speed differential terminals adjacent to each other on the left and right constitute a low-speed differential terminal pair 2S2, the high-speed differential terminal, the detection terminal 2D, and the low-speed differential terminal are all the signal terminals 2S for transmitting signals, and the reserved terminal 2R may be the signal terminal, Or the power supply terminal 2P, or the ground terminal 2G.

As shown in fig. 2, 5 and 9, each of the socket terminals 2 has a fixing portion 21, a first contact portion 22 formed by extending forward from the fixing portion 21, and a first pin 23 formed by bending and extending backward from the fixing portion 21, the fixing portion 21 is fixed to the insulating body 1, the first contact portion 22 is exposed on the upper surface or the lower surface of the tongue portion 12 in the vertical direction, the first pin 23 is exposed on the base portion 11, and the first pin 23 is a surface-welding pin for electrically connecting with the circuit board (not shown) or other components. The first contact portions 22 of the upper row of the receptacle terminals 2 are exposed on the upper surface of the tongue portion 12, the first contact portions 22 of the lower row of the receptacle terminals 2 are exposed on the lower surface of the tongue portion 12, the first pins 23 of each row of the receptacle terminals 2 are arranged in a row, and the first pins 23 of the upper row of the receptacle terminals 2 are located behind the first pins 23 of the lower row of the receptacle terminals 2.

As shown in fig. 3, 4 and 12, the two shielding members 3 are spaced from each other at left and right sides of the insulating body 1, and are located between two rows of the receptacle terminals 2 in the vertical direction, wherein one shielding member 3 is disposed corresponding to the left side of each row of the receptacle terminals 2, and the other shielding member 3 is disposed corresponding to the right side of each row of the receptacle terminals 2. Each of the shields 3 is located between two high-speed differential terminal pairs 2S1 in two rows of the receptacle terminals 2 in the up-down direction, each of the shields 3 has a flat plate portion 31, and the width of the flat plate portion 31 in the left-right direction is greater than the distance between the far two side edges of the high-speed differential terminal pair 2S1 in the left-right direction, which is beneficial to shielding and protecting the integrity of signal transmission. The shielding member 3 has a plurality of grounding portions 311 formed by extending from one side of the flat plate portion 31 close to the base portion 11 in the vertical direction, wherein a portion of the grounding portions 311 extends upward, another portion of the grounding portions 311 extends downward, the grounding portion 311 on the upper side is electrically connected to the grounding terminal 2G in the upper row of the socket terminals 2, and the grounding portion 311 on the lower side is electrically connected to the grounding terminal 2G in the lower row of the socket terminals 2. The shielding member 3 has two solder tails 32 bent and extended backward from the flat plate portion 31 for electrically connecting with the circuit board (not shown) or other components to form a ground path.

As shown in fig. 3, 10 and 12, the socket power supply body 4 is located between the two shields 3 in the left-right direction and is spaced apart from each of the shields 3, and the socket power supply body 4 has a higher electrical conductivity than the shields 3, thereby reducing heat generation when a large current is transmitted.

As shown in fig. 6 and 10, the outlet power supply body 4 has a main body portion 41, and a second contact portion 42 and a second pin 43 located at two opposite ends of the main body portion 41, the second contact portion 42 is formed by extending the main body portion 41 horizontally forward, the second pin 43 is formed by bending and extending the main body portion 41 backward, and in the left-right direction, the width of the main body portion 41 is smaller than the width of the second contact portion 42 and larger than the width of the second pin 43. As shown in fig. 6 and 9, the main body portion 41 is located between the two low-speed differential terminal pairs 2S2 in the two rows of the receptacle terminals 2 in the up-down direction. The second contact portion 42 corresponds to the first contact portions 22 of two adjacent signal terminals 2S in the up-down direction, and in the present embodiment, the second contact portion 42 corresponds to the two first contact portions 22 of the low-speed differential terminal pair 2S2 in the up-down direction.

As shown in fig. 2, 3 and 9, the second contact portion 42 is exposed from the opening 121, and the second contact portion 42 is located in front of the first contact portion 22, and the front end of the second contact portion 42 does not exceed the front end of the tongue portion 12, and in this embodiment, the front end of the second contact portion 42 and the front end of the tongue portion 12 are arranged in an aligned manner. The inclined surfaces 122 are respectively disposed on the upper and lower sides of the opening 121 of the second contact portion 42, so that the inclined surfaces 122 are disposed rearward and inclined from a side close to the second contact portion 42 to a side far from the second contact portion 42 in the up-down direction.

As shown in fig. 6, in the left-right direction, the width of the second contact portion 42 is greater than the sum of the widths occupied by at least two adjacent first contact portions 22 in one row of the socket terminals 2, the thickness of the second contact portion 42 is greater than the thickness of the first contact portion 22, and the cross-sectional area of the second contact portion 42 is increased, which is beneficial to the transmission of large current.

As shown in fig. 6, 9 and 10, the second pins 43 are exposed at the base 11 for electrically connecting with the circuit board (not shown) or other components, the second pins 43 are arranged in the same row as the first pins 23 of one row of the socket terminals 2, in this embodiment, the second pins 43 are arranged in the same row as the first pins 23 of the lower row of the socket terminals 2, and the second pins 43 are located at the side of the first pins 23 of the low speed differential terminal pair 2S2 in the lower row of the socket terminals 2. Of course, in other embodiments, the second pins 43 may be arranged in the same row as the first pins 23 of the upper row of the socket terminal 2.

As shown in fig. 2, 3 and 5, in the present embodiment, the insulating body 1 is formed by injection molding several times, and includes a first insulator 1a and two second insulators 1b disposed opposite to each other in the up-down direction. In the manufacturing process of the socket connector 100, firstly, the socket terminal 2 at the upper row is fixed to one of the second insulators 1b by injection molding, the socket terminal 2 at the lower row is fixed to the other second insulator 1b together with the socket power supply 4 by injection molding, the first contact portion 22 and the second contact portion 42 protrude forward out of the second insulator 1b, and the first pin 23 and the second pin 43 protrude backward out of the first insulator 1 a; clamping the two shielding members 3 between the two second insulators 1B and fixing the metal cover B downward to the second insulators 1B formed by injection molding with the upper row of the socket terminals 2, and then injection molding with the first insulators 1a, so that the two second insulators 1B and the first insulators 1a form the insulating body 1 together, and the left and right sides of the metal cover B protrude out of the insulating body 1 to be welded with the circuit board; then, the metal shell a is sleeved outside the insulating body 1 backwards, so that the rear end of the metal shell a is in contact with the front end of the metal cover B to form grounding; and finally, the plastic shell C is formed outside the metal shell A in an injection molding mode.

As shown in fig. 1, 7 and 8, the plug connector 200 includes an insulating base 5, a plurality of plug terminals 6, at least one plug power supply 7, a middle plate 8, two grounding members 9 and a shielding shell D sleeved outside the insulating base 5, wherein the plurality of plug terminals 6, the at least one plug power supply 7 and the middle plate 8 are all fixed on the insulating base 5, the two grounding members 9 are disposed on the upper and lower sides of the insulating base 5, and the grounding members 9 are located between the insulating base 5 and the shielding shell D.

As shown in fig. 7, 8 and 9, the insulating housing 5 has a base 51 and a mating portion 52 protruding rearward relative to the base 51, the mating portion 52 has a mating slot 521, and the mating slot 521 is used to receive the tongue 12. The plug shields 3 are disposed on a side of the abutting portion 52 away from the abutting groove 521, and two of the plug shields 3 are disposed opposite to each other, and each of the plug shields 3 has a portion exposed to the abutting groove 521.

As shown in fig. 8 and 11, in the present embodiment, the plug terminals 6 are disposed on the upper and lower sides of the mating slot 521 in two rows, each row of the plug terminals 6 includes a plurality of signal terminals 6S and a plurality of power terminals 6P, wherein the number of the plug terminals 6 on the upper row is 12, and the arrangement is identical to the arrangement of the receptacle terminals 2, and is defined as a ground terminal 6G, a high-speed differential terminal, a power terminal 6P, a detection terminal 6D, a low-speed differential terminal, a reserved terminal 6R, a power terminal 6P, a high-speed differential terminal, and a ground terminal 6G in the left-right direction, wherein two high-speed differential terminals adjacent to each other on the left and right constitute a high-speed differential terminal pair 6S1, two low-speed differential terminals adjacent to each other on the left and right constitute a low-speed differential terminal pair 6S 35, the high-speed differential terminal, the detection terminal 6D, and the low-speed differential terminal are all the signal terminals 6S for transmitting signals, and the reserved terminal 6R may be the signal terminal 6S, the power terminal 6P, or the ground terminal 6G. The number of the plug terminals 6 in the lower row is 10, the plug terminals 6 are not provided only at positions where the two low-speed differential terminals are correspondingly provided, and the others are the same as those in the upper row. In other embodiments, only one power terminal 6P may be provided for each row of the plug terminals 6, and the number of the plug terminals 6 in the upper and lower rows may be reversed.

As shown in fig. 8, 9 and 11, each plug terminal 6 has a first holding portion 61, a first guiding portion 62 formed by extending from the first holding portion 61 backward, and a first tail portion 63 formed by extending from the first holding portion 61 forward, the first holding portion 61 is fixed to the insulating housing 5, the first guiding portion 62 is exposed in the mating groove 521 in the vertical direction, and the first tail portion 63 is exposed in the base 51 for electrically connecting with a circuit board (not shown) or other components. The first guiding portions 62 of the two rows of the plug terminals 6 are disposed at the upper and lower sides of the mating groove 521. The first conductive portions 62 of the two rows of the plug terminals 6 hold the circuit board vertically.

As shown in fig. 8, 10 and 11, the plug power bodies 7 and one row of the plug terminals 6 are arranged in the same row, in this embodiment, the number of the plug power bodies 7 is 3, and the plug power bodies are arranged at intervals in the left-right direction, the 3 plug power bodies 7 are arranged in the same row in which only 10 plug terminals 6 are arranged, and the 3 plug power bodies 7 replace the positions of two adjacent low-speed differential terminals in the plug terminals 6 in the same row, that is, the positions of two adjacent low-speed differential terminals in the plug terminals 6 in which the number of the upper row is 12 correspond to the positions of the two adjacent low-speed differential terminals in the plug terminals 6 in the upper row in the up-down direction.

As shown in fig. 8 and 10, each plug power supply body 7 has a second holding portion 71, a second connecting portion 72 formed by extending from the second holding portion 71 backward, and a second tail portion 73 formed by extending from the second holding portion 71 forward, the second holding portion 71 is fixedly disposed on the insulating base body 5, the second connecting portion 72 is exposed in the mating slot 521 in the vertical direction, the second connecting portion 72 is disposed in front of the first connecting portion 62, and the second tail portion 73 is exposed on the base body 51 for electrically connecting with the circuit board (not shown) or other components. The second connecting portions 72 are provided in a row with the first connecting portions 62 of the plug terminals 6 in a row of 10, and in this embodiment, the length of the plug power supply body 7 in the front-rear direction is smaller than the length of the plug terminals 6 in the front-rear direction.

As shown in fig. 8, 9 and 11, in the present embodiment, the plug power supply body 7 is a blanking terminal, and the width of the second connecting portion 72 is smaller than the width of the first connecting portion 62 in the left-right direction. And the second connecting portions 72 of the plug power supply bodies 7 arranged in the same row are closer to the plug terminals 6 in the other row than the first connecting portions 62 of the plug terminals 6.

As shown in fig. 7 and 8, the middle plate 8 is made of a metal material and is located between two rows of the plug terminals 6 in the vertical direction, the middle plate 8 has a connecting portion 81, a locking arm 82 extending backward from each of the left and right sides of the connecting portion 81, and a grounding pin 83 extending forward from each of the left and right sides of the connecting portion 81, the locking arm 82 protrudes into the mating groove 521 to lock a locking notch formed on each of the left and right sides of the tongue portion 12, and the grounding pin 83 is used for electrically connecting the circuit board.

As shown in fig. 7 and 9, each grounding member 9 includes a plurality of grounding elastic pieces 91 protruding into the corresponding mating slot 521, and the portion of the grounding elastic piece 91 protruding into the corresponding mating slot 521 is located behind the first guiding portion 62.

As shown in fig. 2, fig. 3 and fig. 9, the opening 121 is disposed at the front end of the tongue plate 12, and when the plug connector 200 is mated with the receptacle connector 100, the inclined surface 122 of the opening 121 gives way to the second conductive portion 72, so that the second conductive portions 72 of the plurality of plug power supply bodies 7 can commonly electrically contact the second contact portions 42.

As shown in fig. 7, 8 and 9, the insulation base 5 includes an insulation housing 5a and two insulation blocks 5b disposed opposite to each other in the up-down direction, and the insulation housing 5a is provided with the abutting portion 52. In the manufacturing process of the plug connector 200, firstly, the upper row of the plug terminals 6 is fixed to one of the insulating blocks 5b by injection molding, the lower row of the plug terminals 6 is fixed to the other insulating block 5b together with the plug power supply body 7 by injection molding, the first lead part 62 and the second lead part 72 protrude backward out of the insulating block 5b, and the first tail part 63 protrudes forward out of the insulating block 5 b; then the middle plate 8 is arranged between the two insulating blocks 5b and assembled to the insulating shell 5a together; then, the two grounding pieces 9 are fixed on the upper and lower sides of the butting part 52; and finally, sleeving the shielding shell D outside the insulating seat body 5 from back to front.

As shown in fig. 8, 11 and 13, in the present embodiment, the socket connector 100 and the plug connector 200 both conform to the specification of Type-C, the plug connector 200 can be inserted into the socket connector 100 in two directions, when the plug connector 200 is inserted into the socket connector 100 in the forward direction or the reverse direction, the first conductive portion 62 contacts the first contact portion 22 in the up-down direction, and the second conductive portion 72 contacts the second contact portion 42 in the up-down direction.

In summary, the socket connector, the plug connector and the combination thereof of the present invention have the following advantages:

(1) the socket power supply body 4 is additionally arranged through the socket connector 100, the socket power supply body 4 is positioned at one side of the socket terminal 2 and is separated from the two shielding pieces 3 in the left-right direction, the second contact part 42 of the socket power supply body 4 is exposed out of the opening 121 formed at the front end of the tongue part 12, and the second contact part 42 of the plug power supply body 4 is positioned in front of the first contact part 22 of the socket terminal 2; the plug connector 200 is provided with a plurality of plug power bodies 7, the plug power bodies 7 are provided with the second guiding connection parts 72, the second guiding connection parts 72 of the plug power bodies 7 are positioned in front of the first guiding connection parts 62 of the plug terminals 6, and the first guiding connection parts 62 contact the first contact parts 22 in the vertical direction, so that in the contact process of the socket power bodies 4 and the plug power bodies 7, the second guiding connection parts 72 can be connected with the second contact parts 42 without passing through or crossing the socket terminals 2, so that high power can be transmitted, short circuit can be effectively prevented, and the plug power bodies 7 can be prevented from contacting the socket terminals 2 in the process of inserting the plug connector 200 into the socket connector 100.

(2) The inclined surfaces 122 are respectively disposed on the upper and lower sides of the opening 121 of the second contact portion 42, and the inclined surfaces 122 are disposed rearward and inclined from a side close to the second contact portion 42 to a side far from the second contact portion 42 in the up-down direction. When a plurality of plug power bodies 7 are inserted into the opening 121, the inclined surface 122 of the opening 121 surrenders the second guiding portion 72, so that the second guiding portion 72 is stably contacted with the second contact portion 42, and the second guiding portion 72 is prevented from crashing the tongue portion 12 or the second guiding portion 72 is prevented from being deformed.

(3) The width of the second contact portion 42 is greater than the sum of the widths occupied by at least two adjacent first contact portions 22 in the socket terminal 2, the thickness of the second contact portion 42 is greater than that of the first contact portions 22, the cross-sectional area of the second contact portion 42 is increased, and transmission of large current is facilitated.

(4) The socket power supply body 4 has a higher electrical conductivity than the shield 3, and reduces heat generation when a large current is transmitted.

(5) Each of the shields 3 is located between two high-speed differential terminal pairs 2S1 in two rows of the receptacle terminals 2 in the up-down direction, each of the shields 3 has the flat plate portion 31, and the width of the flat plate portion 31 is greater than the distance between the far two side edges of the high-speed differential terminal pair 2S1, which is beneficial to shielding and protecting the integrity of signal transmission.

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 technical changes that can be made by applying the present specification and drawings are included in the scope of the present invention.

Claims

1. A socket connector for plugging a plug connector, comprising:

the insulating body is provided with a base part and a tongue part, the tongue part is positioned in front of the base part, and the front end of the tongue part is recessed backwards to form an opening;

at least one row of socket terminals, each row of socket terminals including a plurality of signal terminals and at least one power terminal, each socket terminal having a first contact portion and a first pin, the first contact portion of at least one row of socket terminals being exposed to the tongue portion in the up-down direction for electrically contacting with the plug connector, the first pin being exposed to the base portion;

the two shielding pieces are arranged on the insulating body in a left-right spaced mode and are positioned on the same side of the row of the socket terminals in the vertical direction;

the socket power supply body is arranged between the two shielding pieces in the left-right direction and is separated from each shielding piece, the socket power supply body is provided with a second contact part and a second pin, the second contact part is exposed out of the opening and is used for being electrically contacted with the plug connector, the second contact part is positioned in front of the first contact part, and the second pin is exposed out of the base part.

2. The receptacle connector of claim 1, wherein: the opening penetrates through the upper surface and the lower surface of the tongue part up and down.

3. The receptacle connector of claim 2, wherein: the opening is provided with an inclined plane on the upper side and the lower side of the second contact part respectively, and the inclined plane is arranged backwards and slantwise from one side close to the second contact part to one side far away from the second contact part in the up-down direction.

4. The receptacle connector of claim 1, wherein: the front end of the second contact portion does not exceed the front end of the tongue portion.

5. The receptacle connector of claim 1, wherein: in the left-right direction, the width of the second contact portion is larger than the sum of the widths occupied by at least two adjacent first contact portions in the socket terminal in one row.

6. The receptacle connector of claim 1, wherein: the socket power supply body comprises a main body part positioned between the second contact part and the second pin, and the width of the main body part is smaller than that of the second contact part and larger than that of the second pin in the left-right direction.

7. The receptacle connector of claim 1, wherein: the row of the socket terminals comprises two adjacently arranged signal terminals, and the second contact parts correspond to the first contact parts of the two adjacently arranged signal terminals in the up-down direction.

8. The receptacle connector of claim 1, wherein: the second pin and the first pin of one row of the terminals are arranged in the same row.

9. The receptacle connector of claim 1, wherein: in the up-down direction, the thickness of the second contact portion is greater than the thickness of the first contact portion.

10. The receptacle connector of claim 1, wherein: the socket power supply body comprises a main body part located between the second contact part and the second pin, the socket terminals are arranged in an upper row and a lower row, each row of the socket terminals comprises a plurality of signal terminals and at least one power supply terminal, the signal terminals comprise at least one high-speed differential terminal pair and at least one low-speed differential terminal pair, the main body part is located in the upper direction and the lower direction in two rows of the socket terminals between the low-speed differential terminal pairs, and each shielding part is located in the upper direction and the lower direction in two rows of the socket terminals between the high-speed differential terminal pairs.

11. The receptacle connector of claim 1, wherein: the electrical conductivity of the socket power supply body is higher than the electrical conductivity of the shield.

12. The receptacle connector of claim 1, wherein: the number of the socket terminals in each row is 12, and the socket terminals are sequentially defined as a ground terminal, a high-speed differential terminal, a power supply terminal, a detection terminal, a low-speed differential terminal, a reserved terminal, a power supply terminal, a high-speed differential terminal and a ground terminal.

13. A plug connector for mating with a receptacle connector, comprising:

the insulating base body is provided with a base body and a butt joint part which protrudes backwards relative to the base body;

two rows of plug terminals, each row of plug terminals including a plurality of signal terminals and at least one power terminal, each plug terminal having a first connecting portion and a first tail portion, the first connecting portion being exposed to the mating portion in the vertical direction for electrically contacting the receptacle connector, the first tail portion being exposed to the base;

at least one plug power body, and wherein one row the plug terminal sets up with arranging, just the left and right sides of at least one plug power body all arranges plug terminal, another row plug terminal includes two adjacent signal terminal with at least one plug power body sets up relatively from top to bottom, the plug power body has a second and leads connecting portion and a second afterbody, the second lead connecting portion appear in the up-and-down direction butt joint portion for with socket connector electric contact, just the second lead connecting portion are located the place ahead of first lead connecting portion, the second afterbody appear in the base member.

14. The plug connector of claim 13, wherein: the plug power supply body is a blanking type terminal.

15. The plug connector of claim 13, wherein: in the left-right direction, the width of the second lead connection part is smaller than that of the first lead connection part.

16. The plug connector of claim 13, wherein: the second guide connecting part of the plug power supply body arranged in the same row is closer to the other row of the plug terminals than the first guide connecting part of the plug terminals.

17. The plug connector of claim 16, wherein: the plug connector further comprises an intermediate plate made of metal materials, the intermediate plate is positioned between the two rows of plug terminals in the vertical direction, the butt joint part is provided with a butt joint groove, and the first guide joint parts of the two rows of plug terminals are arranged on the upper side and the lower side of the butt joint groove.

18. The plug connector of claim 13, wherein: two adjacent signal terminals which are arranged oppositely up and down with the at least one plug power supply body form a low-speed differential terminal pair.

19. The plug connector of claim 13, wherein: the number of the plug power supply bodies is multiple and the plug power supply bodies are arranged at intervals.

20. The plug connector of claim 13, wherein: the signal terminals arranged in the same row with the plug power supply body comprise at least one high-speed differential terminal pair, and one of the power terminals is positioned between the plug power supply body and one of the high-speed differential terminal pair.

21. A connector assembly, comprising:

a socket connector including an insulative housing, a plurality of socket terminals, a socket power supply, and two shielding members spaced apart from each other in the left-right direction, the socket terminals, the socket power supply, and the shielding members being disposed on the insulative housing, the insulative housing having a base portion and a tongue portion, the tongue portion being located in front of the base portion, a front end of the tongue portion being recessed rearward to form an opening, the plurality of socket terminals being disposed in at least one row, each row of the socket terminals including a plurality of signal terminals and at least one power terminal, each socket terminal having a first contact portion exposed to the tongue portion in the up-down direction and a first pin exposed to the base portion, the two shielding members being located on the same side of one row of the socket terminals in the up-down direction, the socket power supply being located between the two shielding members in the left-right direction, the socket power supply body is provided with a second contact part and a second pin, the second contact part is exposed out of the opening and positioned in front of the first contact part, and the second pin is exposed out of the base;

a plug connector, which is inserted into the socket connector backwards, and comprises an insulating base, a plurality of plug terminals and at least one plug power supply body, wherein the plug terminals and the at least one plug power supply body are arranged on the insulating base, the insulating base is provided with a base body and an abutting part which protrudes backwards relative to the base body, the plug terminals are arranged in at least one row, the at least one plug power supply body and one row of the plug terminals are arranged side by side, the plug terminals are arranged on the left side and the right side of the at least one plug power supply body, each row of the plug terminals comprises a plurality of signal terminals and at least one power terminal, each plug terminal is provided with a first guiding part which is exposed on the abutting part in the up-down direction and a first tail part which is exposed on the base body, each plug power supply body is provided with a second guiding part and a second tail part, and the second guiding part is exposed on the abutting part and is positioned in front of the first guiding part, the second tail part is exposed at the base part, the first connecting part contacts with the first contact part in the vertical direction, and the second connecting part contacts with the second contact part in the vertical direction.

22. The connector assembly of claim 21, wherein: run through from top to bottom the upper surface and the lower surface of tongue, plug connector can insert in two directions just turning round the socket connector, works as plug connector positive direction inserts when the socket connector, the second is led the portion of connecting and is contacted downwards the second contact portion, works as plug connector inserts in the opposite direction the socket connector, the second is led the portion of connecting and is contacted upwards the second contact portion.

23. The connector assembly of claim 21, wherein: the socket power supply body comprises a main body part positioned between the second contact part and the second pin, and the width of the main body part is smaller than that of the second contact part and larger than that of the second pin in the left-right direction.

24. The connector assembly of claim 21, wherein: in the left and right directions, the width of second contact site is greater than one row at least two in the terminal are adjacent the shared width sum of first contact site, the quantity of plug power supply body is a plurality of, and the interval sets up, works as plug connector inserts during the socket connector, it is a plurality of the common electrical contact of plug power supply body the second contact site.

25. The connector assembly of claim 21, wherein: the socket power supply body comprises a main body part located between the second contact part and the second pin, the socket terminals are arranged in an upper row and a lower row, each row of the socket terminals comprises a plurality of signal terminals and at least one power supply terminal, the signal terminals comprise at least one high-speed differential terminal pair and at least one low-speed differential terminal pair, the main body part is located in the upper direction and the lower direction in two rows of the socket terminals between the low-speed differential terminal pairs, and each shielding part is located in the upper direction and the lower direction in two rows of the socket terminals between the high-speed differential terminal pairs.

26. The connector assembly of claim 21, wherein: the plug terminal is two rows of settings from top to bottom, and each row the plug terminal all includes a plurality of signal terminal sets up with arranging the plug power supply body the second lead portion is closer to another row than the first lead portion of plug terminal the plug terminal for with second contact portion electrical contact.

27. The connector assembly of claim 26, wherein: further include a intermediate lamella that metal material made, be located two rows in the up-down direction between the plug terminal, butt joint portion is equipped with a butt joint groove, two rows the plug terminal first lead joint portion locate the upper and lower both sides in butt joint groove, the plug power supply body the second lead joint portion locate one side in the upper and lower both sides in butt joint groove, another row the plug terminal includes two adjacent the signal terminal with at least one plug power supply body sets up relatively from top to bottom, two adjacent the signal terminal constitutes a low-speed differential terminal pair.

28. The connector assembly of claim 21, wherein: one row socket terminal quantity is 12, defines as ground terminal, high-speed differential terminal, power supply terminal, detects terminal, low-speed differential terminal, reserve terminal, power supply terminal, high-speed differential terminal, ground terminal in proper order, the plug terminal is two rows of settings from top to bottom, one row wherein plug terminal quantity is 12, and the arrangement mode with the arrangement mode of socket terminal is unanimous.