TWM624659U - Electric connector - Google Patents

Abstract

An electrical connector includes an insulating body and a plurality of conductive terminals. The conductive terminal includes a first contact portion and a second contact portion. The conductive terminals include signal terminals, power terminals and ground terminals. The first contact part of the power terminal and the second contact part of the power terminal are formed by a first metal sheet, the first metal sheet includes the first contact part and the first connection part; and/or the first contact part of the ground terminal and the ground terminal The second contact portion is formed by a second metal sheet, and the second metal sheet includes a first contact portion and a second connection portion. Compared with the prior art, the power terminal and/or the ground terminal of the present invention are formed of an integrated metal sheet, which improves the utilization rate of materials.

Description

electrical connector

This creation claims the priority of the Chinese patent application with an application date of December 1, 2020 and application number: 202022841088.3, the entire contents of which are incorporated into this application by reference.

The invention relates to an electrical connector, which belongs to the technical field of connectors.

A conventional electrical connector (eg, Type C) generally includes a plurality of conductive terminals, and the conductive terminals include signal terminals, ground terminals, and power terminals. In the contact area, the conductive terminals are divided into two rows, wherein the two rows of conductive terminals are independent of each other. This design makes the material utilization rate and loss of the conductive terminal low when forming; for the power terminal, it cannot withstand large current; for the ground terminal, the grounding area is small, which is not conducive to achieving a better grounding effect; in addition, Since each conductive terminal has its own soldering pins, the number of soldering pins is large, which is not conducive to soldering.

The purpose of the present invention is to provide an electrical connector with high material utilization, capable of withstanding large current and simplified structure.

In order to achieve the aforementioned purpose, the present invention adopts the following technical solutions: an electrical connector comprising: an insulating body, the insulating body has a tongue plate, and the tongue plate has a first surface and a second surface opposite to the first surface; and A plurality of conductive terminals, the conductive terminals include a first contact portion exposed on the first surface and a second contact portion exposed on the second surface; the conductive terminals include a plurality of signal terminals, at least one power terminal and at least one ground terminal, The first contact portion of the power supply terminal and the second contact portion of the power supply terminal are formed of a one-piece first metal sheet, and the first metal sheet includes the first contact portion of the power supply terminal and the second contact of the power supply terminal. and/or the first contact portion of the aforementioned ground terminal and the second contact portion of the aforementioned ground terminal are formed of a one-piece second metal sheet, the aforementioned second metal sheet including the first contact portion connected to the aforementioned ground terminal The contact portion and the second connection portion of the second contact portion of the aforementioned ground terminal.

As a further improved technical solution of the present invention, both the aforementioned first contact portion and the aforementioned second contact portion are in the shape of a flat plate.

As a further improved technical solution of the present invention, the first metal sheet includes a first mounting portion connected to the first contact portion of the power terminal and a first welding tail portion bent from the first mounting portion. The power terminal The first contact portion of the power supply terminal and the second contact portion of the power terminal share the first solder tail portion.

As a further improved technical solution of the present invention, the first contact portion of the power supply terminal and the second contact portion of the power supply terminal are aligned in the thickness direction of the tongue plate, and the first contact portion of the power supply terminal and the power supply terminal The second contact portions are parallel to each other, and the first connection portion is perpendicular to the first contact portion of the power supply terminal and the second contact portion of the power supply terminal.

As a further improved technical solution of the present invention, the second metal sheet includes a second mounting portion connected to the first contact portion of the grounding terminal and a second solder tail portion bent from the second mounting portion, and the grounding terminal The first contact portion and the second contact portion of the ground terminal share the second solder tail portion.

As a further improved technical solution of the present invention, the first contact portion of the grounding terminal and the second contacting portion of the grounding terminal are aligned in the thickness direction of the tongue plate, and the first contacting portion of the grounding terminal and the grounding terminal The second contact parts are parallel to each other, The second connection portion is perpendicular to the first contact portion of the ground terminal and the second contact portion of the ground terminal.

As a further improved technical solution of the present invention, the signal terminals include a plurality of first signal terminals and a plurality of second signal terminals, the plurality of first signal terminals and the plurality of second signal terminals are independent of each other, and each of the first signal terminals and each of the first signal terminals are independent of each other. The two signal terminals include respective third solder tails.

As a further improved technical solution of the present invention, the third solder tails of the plurality of first signal terminals are arranged in a first row, the third solder tails of the plurality of second signal terminals are arranged in a second row, the first row and the first row are arranged in a second row. The two rows are parallel to each other.

As a further improved technical solution of the present invention, the electrical connector includes a shielding sheet, the shielding sheet includes a main body portion located between the first contact portion and the second contact portion in the thickness direction of the tongue plate, and the main body portion It is in contact with the second connection portion of the aforementioned ground terminal.

As a further improved technical solution of the present invention, the aforementioned conductive terminals are embedded and molded into the aforementioned insulating body; the aforementioned electrical connector further includes a first metal shell covering the aforementioned insulating body and a first metal shell welded on the aforementioned first metal shell the second metal shell.

Compared with the prior art, the first contact part and the second contact part of the power terminal and/or the ground terminal of the present invention are formed of an integrated metal sheet, which improves the utilization rate of materials, can withstand a large current and has a structure. simplify.

1: Insulation body

100: Electrical connector

11: Base

111: Buckle holding slot

12: Tongue plate

121: First surface

122: Second Surface

2: Conductive terminal

200: circuit board

21: The first contact part

22: The second contact part

3: Metal shell

31: The first metal shell

310: Plug space

311: Outer Wall

3111: Top Wall

3112: buckle protrusion

32: Second metal shell

321: Soldering feet

41: The first metal sheet

410: The first connection part

411: The first installation part

412: First solder tail

42: Second metal sheet

420: Second connector

421: Second installation part

422: Second Solder Tail

432: Third Solder Tail

5: Shield sheet

51: main body

52: Fourth solder tail

G: Ground terminal

L1: first row

L2: Second row

S: Signal terminal

S1: The first signal terminal

S2: The second signal terminal

T-T: thickness direction

V _bus : Power terminal

W-W: Width direction

FIG. 1 is a three-dimensional schematic diagram of an electrical connector in an embodiment of the present invention when it is mounted on a circuit board.

FIG. 2 is a partially exploded perspective view of FIG. 1 .

FIG. 3 is a further partially exploded view of FIG. 1 .

FIG. 4 is a partially exploded perspective view of FIG. 3 from another angle.

FIG. 5 is a further exploded perspective view of FIG. 3 .

FIG. 6 is an exploded perspective view of FIG. 5 from another angle.

FIG. 7 is a perspective view showing the mutual positional relationship between the conductive terminal and the shielding sheet in FIG. 3 .

FIG. 8 is a front view of FIG. 7 .

FIG. 9 is an exploded perspective view of FIG. 7 .

The exemplary embodiments of the present creation will be described in detail below with reference to the drawings. If plural specific embodiments exist, the features of these embodiments may be combined with each other without conflict. When the description refers to the drawings, the same numerals in the different drawings represent the same or similar elements unless otherwise indicated. What is described in the following exemplary detailed description does not represent all implementations consistent with the present creation; rather, they are only consistent with some aspects of the present creation as described in the scope of the patent application of the present creation Examples of devices, products and/or methods.

The terms used in this creation are only for the purpose of describing specific implementations, and are not intended to limit the protection scope of this creation. As used in the description of this creation and in the scope of the patent application, the singular forms "a," "the aforesaid," or "the" are intended to include the plural forms as well, unless the context clearly dictates otherwise.

It should be understood that words such as "first", "second" and similar words used in the description of this creation and the scope of the patent application do not indicate any order, quantity or importance, but are only used to distinguish the naming of features . Likewise, "a" or "an" and the like do not denote a quantitative limitation, but rather denote the presence of at least one. Unless otherwise specified, words such as "front", "back", "upper", "lower" and other similar words appearing in this creation are only for the convenience of description, and are not limited to a specific position or a spatial orientation. "includes" or "comprising" and the like are an open-ended expression meaning that elements appearing before "including" or "including" encompass elements appearing after "including" or "including" and their equivalents, This does not exclude that elements appearing before "including" or "comprising" can also include other elements. If "plural" appears in this work, its meaning refers to two or more.

Referring to FIG. 1 to FIG. 4 , the present invention discloses an electrical connector 100 for mounting on a circuit board 200 . In an embodiment of the present invention, the aforementioned electrical connector 100 is a Type C socket connector. Of course, in other embodiments, the aforementioned electrical connector 100 may also be other types of electrical connectors.

The foregoing electrical connector 100 includes an insulating body 1 , a plurality of conductive terminals 2 fixed on the foregoing insulating body 1 , and a metal shell 3 mounted on the foregoing insulating body 1 . In an embodiment of the present invention, the aforementioned conductive terminals 2 are inserted into the aforementioned insulating body 1 . Of course, in other embodiments, the aforementioned conductive terminal 2 can also be mounted on the aforementioned insulating body 1 by means of assembly.

Referring to FIG. 3 and FIG. 4 , the aforementioned insulating body 1 includes a base portion 11 and a tongue plate 12 extending forward from the aforementioned base portion 11 . The aforementioned base portion 11 is provided with a plurality of locking grooves 111 for matching with the aforementioned metal casing 3 . In the illustrated embodiment of the present invention, the metal shell 3 includes a first metal shell 31 covering the insulating body 1 and a second metal shell 32 welded on the first metal shell 31 . The first metal shell 31 is provided with an outer wall 311 surrounding the periphery of the tongue plate 12 , and the outer wall 311 forms an insertion space 310 for accommodating the butt connector. The aforementioned outer wall 311 is provided with a top wall 3111 . The aforementioned top wall 3111 is provided with a locking protrusion 3112 corresponding to the aforementioned locking groove 111 . The aforementioned second metal shell 32 is mounted on the aforementioned top wall 3111 . In an embodiment of the present invention, the second metal shell 32 is fixed on the top wall 3111 by spot welding. The aforementioned second metal shell 32 is provided with a plurality of solder pins 321 for being mounted on the circuit board 200 .

The aforementioned tongue plate 12 has a first surface 121 and a second surface 122 opposite to the aforementioned first surface 121 . In the illustrated embodiment of the present invention, the first surface 121 is an upper surface, and the second surface 122 is a lower surface.

Referring to FIGS. 5 to 9 , the conductive terminal 2 includes a first contact portion 21 exposed on the first surface 121 and a second contact portion 22 exposed on the second surface 122 . Both the aforementioned first contact portion 21 and the aforementioned second contact portion 22 are in the shape of a flat plate. From a functional point of view, the aforementioned conductive terminals 2 include a plurality of signal terminals S, at least one power terminal V _bus and at least one ground terminal G. In the illustrated embodiment of the present invention, there are two ground terminals G and are located at the outermost along the width direction WW of the tongue plate 12 ; the power terminals V _bus are two and located inside the ground terminals G.

Referring to FIG. 9 , the first contact portion 21 of the power terminal V _bus and the second contact portion 22 of the power terminal V _bus are formed of an integrated first metal sheet 41 . The aforementioned first metal sheet 41 includes a first connecting portion 410 connecting the first contact portion 21 of the aforementioned power terminal V _bus and the aforementioned second contact portion 22 of the aforementioned power terminal V _bus . By arranging the first connecting portion 410 at the butting area between the power terminal V _bus and the docking connector, the first connecting portion 410 can be close to the end of the connector interface, so that the docking connector can withstand relatively high pressure when the docking connector is inserted. large current. In addition, the first metal sheet 41 includes a first mounting portion 411 connected to the first contact portion 21 of the power terminal V _bus and a first solder tail portion 412 bent from the first mounting portion 411 . The first contact portion 21 of the aforementioned power terminal V _bus and the aforementioned second contact portion 22 of the aforementioned power terminal V _bus share the aforementioned first solder tail portion 412 . In this way, one first metal sheet 41 only needs to be provided with one first welding tail 412 , thereby reducing the number of welding tails. Referring to FIG. 8 , the first contact portion 21 of the power terminal V _bus and the second contact portion 22 of the power terminal V _bus are aligned in the thickness direction TT of the tongue plate 12 . The first contact part 21 of the power terminal V _bus and the second contact part 22 of the power terminal V _bus are parallel to each other, and the first connection part 410 is perpendicular to the first contact part 21 of the power terminal V _bus and the power terminal V The second contact portion 22 of the _bus .

Similarly, the first contact portion 21 of the aforementioned grounding terminal G and the second contact portion 22 of the aforementioned grounding terminal G are formed of an integral second metal sheet 42 . The aforementioned second metal sheet 42 includes a second connecting portion 420 connecting the aforementioned first contact portion 21 of the aforementioned ground terminal G and the aforementioned second contact portion 22 of the aforementioned ground terminal G. In addition, the aforementioned second metal sheet 42 includes a second mounting portion 421 connected to the first contact portion 21 of the aforementioned ground terminal G and a second solder tail portion 422 bent from the aforementioned second mounting portion 421 . The first contact portion 21 of the aforementioned ground terminal G and the aforementioned second contact portion 22 of the aforementioned ground terminal G share the aforementioned second solder tail portion 422 . In this way, only one second welding tail portion 422 needs to be provided for one second metal sheet 42, thereby reducing the number of welding tail portions. Referring to FIG. 8 , the first contact portion 21 of the ground terminal G and the second contact portion 22 of the ground terminal G are aligned in the thickness direction T-T of the tongue plate 12 set up. The first contact portion 21 of the grounding terminal G and the second contacting portion 22 of the grounding terminal G are parallel to each other, and the second connecting portion 420 is perpendicular to the first contacting portion 21 of the grounding terminal G and the second contacting portion 22 of the grounding terminal G. Contact portion 22 .

Referring to FIG. 6 to FIG. 9 , the aforementioned signal terminals S include a plurality of first signal terminals S1 and a plurality of second signal terminals S2 . The plurality of first signal terminals S1 and the plurality of second signal terminals S2 are independent of each other. Each of the first signal terminals S1 and each of the second signal terminals S2 includes respective third solder tails 432 . In an embodiment of the present invention, the first signal terminal S1 and the second signal terminal S2 are punched from sheet metal.

Referring to FIGS. 4 and 7 , in the embodiment illustrated in the present invention, the first solder tail 412 of the power terminal V _bus , the second solder tail 422 of the ground terminal G, and the first signal terminal S1 The third solder tails 432 are arranged in a first row L1; the third solder tails 432 of the second signal terminals S2 are arranged in a second row L2; the first row L1 and the second row L2 are parallel to each other.

Referring to FIGS. 7 to 9 , in order to further improve the shielding effect, in the embodiment illustrated in the present invention, the aforementioned electrical connector 100 further includes a shielding sheet 5 . The shielding sheet 5 includes a main body portion 51 located between the first contact portion 21 and the second contact portion 22 in the thickness direction T-T of the tongue plate 12 . Preferably, the aforementioned main body portion 51 is in contact with the aforementioned second connection portion 420 of the aforementioned ground terminal G. This arrangement increases the grounding area and improves the shielding effect. The shielding sheet 5 further includes a fourth solder tail portion 52 bent and extended from the main body portion 51 , and the fourth solder tail portion 52 is used for soldering on the circuit board 200 .

Compared with the prior art, the first contact portion 21 and the second contact portion 22 of the power terminal V _bus and/or the ground terminal G of the present invention are formed of an integrated metal sheet, which improves the utilization rate of materials, and at the same time, also improves the utilization of materials. Improved production efficiency. As far as the power terminal V _bus is concerned, the integrated structure can withstand a larger current without increasing the thickness of the material, so that the electrical connector 100 can be adapted to different requirements. As far as the grounding terminal G is concerned, the integrated structure increases the grounding area and improves the grounding effect. In addition, if each power terminal V _bus and ground terminal G is provided with only one soldering tail, compared with the prior art design in which one contact corresponds to one soldering tail, the electrical connector 100 of the present invention reduces the number of soldering The number of tails is beneficial to save the soldering space on the circuit board 200 . In addition, the reduction in the number of solder tails is also beneficial to ensure the coplanarity of these solder tails, which is beneficial to improve the soldering yield.

The above embodiments are only used to illustrate the present creation and do not limit the technical solutions described in the present creation. The understanding of the present creation should be based on those skilled in the art, although this description has made detailed descriptions of the present creation with reference to the foregoing embodiments. Note, however, those of ordinary skill in the art should understand that those skilled in the art can still modify or equivalently replace this creation, and all technical solutions and improvements that do not depart from the spirit and scope of this creation shall be included in the This creation is within the scope of the patent application.

21: The first contact part

22: The second contact part

41: The first metal sheet

410: The first connection part

411: The first installation part

412: First solder tail

42: Second metal sheet

420: Second connector

421: Second installation part

422: Second Solder Tail

432: Third Solder Tail

5: Shield sheet

51: main body

52: Fourth solder tail

G: Ground terminal

S1: The first signal terminal

S2: The second signal terminal

V _bus : Power terminal

Claims (10)

An electrical connector comprising: an insulating body having a tongue plate having a first surface and a second surface opposite to the first surface; and A plurality of conductive terminals, the conductive terminals include a first contact portion exposed on the first surface and a second contact portion exposed on the second surface; the conductive terminals include a plurality of signal terminals, at least one power terminal and at least one ground terminal, Wherein: the first contact part of the power terminal and the second contact part of the power terminal are formed by an integrated first metal sheet, and the first metal sheet includes the first contact part of the power terminal and the first contact part of the power terminal. the first connecting portion of the two contact portions; and/or The first contact portion of the ground terminal and the second contact portion of the ground terminal are formed of a one-piece second metal sheet, the second metal sheet including connecting the first contact portion of the ground terminal and the second contact of the ground terminal the second connecting part of the part. The electrical connector according to claim 1, wherein: both the first contact portion and the second contact portion are in the shape of a flat plate. The electrical connector of claim 1, wherein: the first metal sheet includes a first mounting portion connected to the first contact portion of the power terminal and a first solder tail portion bent from the first mounting portion , the first contact portion of the power terminal and the second contact portion of the power terminal share the first welding tail. The electrical connector of claim 1, wherein: the first contact portion of the power terminal and the second contact portion of the power terminal are aligned in the thickness direction of the tongue plate, and the first contact portion of the power terminal and The second contact parts of the power terminal are parallel to each other, and the first connection part is perpendicular to the first contact part of the power terminal and the second contact part of the power terminal. The electrical connector of claim 1, wherein: the second metal sheet includes a second mounting portion connected to the first contact portion of the ground terminal, and a second mounting portion that is bent from the second mounting portion A second solder tail portion is formed, and the first contact portion of the ground terminal and the second contact portion of the ground terminal share the second solder tail portion. The electrical connector according to claim 1, wherein: the first contact part of the ground terminal and the second contact part of the ground terminal are aligned in the thickness direction of the tongue plate, and the first contact part of the ground terminal and The second contact portions of the ground terminal are parallel to each other, and the second connection portion is perpendicular to the first contact portion of the ground terminal and the second contact portion of the ground terminal. The electrical connector of claim 1, wherein: the signal terminals include a plurality of first signal terminals and a plurality of second signal terminals, the plurality of first signal terminals and the plurality of second signal terminals are independent of each other, and each first signal terminal and each of the second signal terminals includes a respective third solder tail. The electrical connector of claim 7, wherein: the third solder tails of the plurality of first signal terminals are arranged in a first row, the third solder tails of the plurality of second signal terminals are arranged in a second row, the first The row is parallel to the aforementioned second row. The electrical connector of claim 1, wherein: the electrical connector includes a shielding sheet, the shielding sheet including a main body portion located between the first contact portion and the second contact portion in the thickness direction of the tongue plate , the main body part is in contact with the second connection part of the ground terminal. The electrical connector as claimed in claim 1, wherein: the conductive terminal is insert-molded in the insulating body; the electrical connector further comprises a first metal shell covered on the insulating body and welded to the first metal The second metal casing on the casing.

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