CN113437559A - Female connector and manufacturing method thereof - Google Patents

Female connector and manufacturing method thereof Download PDF

Info

Publication number
CN113437559A
CN113437559A CN202110706133.0A CN202110706133A CN113437559A CN 113437559 A CN113437559 A CN 113437559A CN 202110706133 A CN202110706133 A CN 202110706133A CN 113437559 A CN113437559 A CN 113437559A
Authority
CN
China
Prior art keywords
terminal
terminals
ground
signal
terminal group
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110706133.0A
Other languages
Chinese (zh)
Inventor
支雄
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Hongqin Communication Technology Co Ltd
Original Assignee
Guangdong Hongqin Communication Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Hongqin Communication Technology Co Ltd filed Critical Guangdong Hongqin Communication Technology Co Ltd
Priority to CN202110706133.0A priority Critical patent/CN113437559A/en
Publication of CN113437559A publication Critical patent/CN113437559A/en
Priority to PCT/CN2021/130226 priority patent/WO2022267308A1/en
Pending legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
    • H01R13/405—Securing in non-demountable manner, e.g. moulding, riveting
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/646—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00 specially adapted for high-frequency, e.g. structures providing an impedance match or phase match
    • H01R13/6461—Means for preventing cross-talk
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/646—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00 specially adapted for high-frequency, e.g. structures providing an impedance match or phase match
    • H01R13/6461—Means for preventing cross-talk
    • H01R13/6471—Means for preventing cross-talk by special arrangement of ground and signal conductors, e.g. GSGS [Ground-Signal-Ground-Signal]
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  
    • H01R13/652—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding   with earth pin, blade or socket

Landscapes

  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
  • Manufacturing Of Electrical Connectors (AREA)

Abstract

The invention provides a female connector and a manufacturing method thereof, the female connector comprises an insulating seat, a first terminal group and a second terminal group which are fixed on the insulating seat, the first terminal group comprises two pairs of first signal terminals and a first grounding terminal, the second terminal group comprises a power terminal, a second grounding terminal and a pair of second signal terminals, a power terminal is positioned between one pair of the first signal terminals, the second grounding terminal is positioned between the other pair of the first signal terminals, the terminals of the first terminal group and the terminals of the second terminal group are provided with pins, a contact portion for contacting with the mating connector and a connection portion connecting the pin and the contact portion, the connection portion of the terminal of the first terminal group, the connection portion of the second ground terminal, and the connection portion of the power terminal being at least partially located on the same plane, a projection of the connection portion of the second signal terminal in a vertical direction being located on the connection portion of the first ground terminal; the female connector reduces electromagnetic interference to external electronic components.

Description

Female connector and manufacturing method thereof
Technical Field
The invention relates to the technical field of signal connection, in particular to a female connector and a manufacturing method thereof.
Background
Universal Serial Bus (USB) is a new interface technology that has become widely used in the PC field in recent years. The USB interface has the characteristics of higher transmission speed, hot plugging support and connection of a plurality of devices. The USB interface mainly has three specifications of USB1.1, USB2.0 and USB3.0, and USB3.0 is widely used in computers and consumer electronics products because the USB3.0 has a very fast transmission rate and is compatible with USB2.0 and USB1.1 devices.
Fig. 1 shows a conventional USB3.0 with a nine-pin terminal structure, fig. 2 shows a conventional USB3.0 with a nine-pin terminal structure, please refer to fig. 1 and fig. 2, in which the conventional USB3.0 with a nine-pin terminal structure includes a five-pin terminal 1 'that is a USB 3.0-specific pin terminal, a four-pin terminal 2' that is compatible with USB2.0, and the four-pin terminal 2 'that is compatible with USB2.0 in the conventional nine-pin terminal USB3.0 structure is located above the USB 3.0-specific five-pin terminal 1'. The high frequency noise signals radiated outwards when the existing USB3.0 interface transmits high speed signals may generate Electromagnetic Interference (EMI) to the internal electronic components of the electronic products such as the network server of the notebook computer. For example, the wireless network antenna of the existing notebook computer is closer to the USB3.0 interface, EMI is generated between the high-frequency noise signal of the USB3.0 interface when transmitting the high-speed signal and the signal of the wireless network antenna (for example, when the USB3.0 interface is connected to a mobile hard disk for data transmission), the EMI affects the sensitivity of the wireless network signal, which causes the wireless network speed to decrease, and when the EMI is serious, the wireless network connection of the notebook computer is disconnected.
Disclosure of Invention
The invention aims to provide a female connector and a manufacturing method thereof, and aims to solve the technical problem that the existing female connector is high in electromagnetic interference capability.
In order to achieve the purpose, the invention adopts the technical scheme that: the invention provides a female connector, which comprises an insulating seat, a first terminal group and a second terminal group, wherein the first terminal group and the second terminal group are fixed on the insulating seat,
the first terminal group includes two pairs of first signal terminals and a first ground terminal located between the two pairs of first signal terminals, and the second terminal group includes a power terminal, a second ground terminal, and a pair of second signal terminals; the power terminal is located between one pair of the first signal terminals, and the second ground terminal is located between the other pair of the first signal terminals; the terminals of the first terminal set and the terminals of the second terminal set each have a pin for mounting on a circuit board, a contact portion for contacting with a mating connector, and a connecting portion connecting the pin and the contact portion;
the connecting portions of the terminals of the first terminal group, the connecting portions of the second ground terminals and the connecting portions of the power terminals are at least partially located on the same plane, and a projection of the connecting portions of the second signal terminals in a vertical direction is located on the connecting portions of the first ground terminals.
In one embodiment, the first terminal set is a USB3.0 terminal set, and the second terminal set is a USB2.0 terminal set.
In one embodiment, the connecting portions of the terminals of the first terminal group and the connecting portions of the terminals of the second terminal group each have a first connecting portion, a bent portion, and a second connecting portion connected in this order;
the first connection portion of the first signal terminal, the first connection portion of the first ground terminal, the first connection portion of the second ground terminal, and the first connection portion of the power terminal are located on the same plane, and the bent portion of the first signal terminal, the bent portion of the first ground terminal, the bent portion of the second ground terminal, and the bent portion of the power terminal are located on the same plane.
In one embodiment, the first connecting portion, the bent portion and the second connecting portion are all flat plate structures, and the first connecting portion is perpendicular to the bent portion.
In one embodiment, the first connection portion of the second signal terminal is parallel to the first connection portion of the first ground terminal; the bent portion of the second signal terminal is parallel to the bent portion of the first ground terminal.
In one embodiment, the width of the first connection portion of the first ground terminal is greater than the sum of the widths of the first connection portions of the two second signal terminals; and/or the width of the bent part of the first ground terminal is greater than the sum of the widths of the bent parts of the two second signal terminals; and/or the width of the second connecting part of the first ground terminal is larger than the sum of the widths of the second connecting parts of the two second signal terminals.
In one embodiment, the terminals of the first terminal set each have a first pin for mounting to a circuit board and a first contact portion for contacting with a mating connector, the first pins of the first terminal set being located in a same plane, the first contact portions of the first terminal set being located in a same plane; the terminals of the second terminal group are provided with second pins for being mounted on a circuit board and second contact parts for being contacted with a matched connector, the second pins of the second terminal group are positioned on the same plane, and the second contact parts of the second terminal group are positioned on the same plane.
In one embodiment, the insulation seat further comprises a metal shell, and the metal shell is mounted on the periphery of the insulation seat.
A second aspect of the present invention provides a method of manufacturing a female connector, the method including:
providing a first terminal group and a second terminal group, wherein the first terminal group includes a first ground terminal and two pairs of first signal terminals, the second terminal group includes a power terminal, a second ground terminal and a pair of second signal terminals, and the terminals of the first terminal group and the terminals of the second terminal group each have a pin for mounting on a circuit board, a contact portion for contacting with a mating connector, and a connection portion connecting the pin and the contact portion;
injection-molding the first signal terminals, the first ground terminals, the power terminals and the second ground terminals through a molding die and forming an insulating seat, wherein the first ground terminals are located between the two pairs of first signal terminals, the power terminals and the second ground terminals are respectively located between each pair of first signal terminals, and the connecting portions of the terminals of the first terminal group, the connecting portions of the second ground terminals and the connecting portions of the power terminals are at least partially located on the same plane;
and assembling the second signal terminal on the insulating base, wherein the projection of the second signal terminal connecting part in the vertical direction is positioned on the connecting part of the first ground terminal.
In one embodiment, the first terminal set is a USB3.0 terminal set, and the second terminal module is a USB2.0 terminal set.
The female connector of the invention has the beneficial effects that: the first ground terminal of the female connector is positioned between two pairs of first signal terminals, the power supply terminal is positioned between one pair of first signal terminals, the second ground terminal is positioned between the other pair of first signal terminals, the terminals of the first terminal group and the terminals of the second terminal group are respectively provided with a pin for being mounted on a circuit board, a contact part for being contacted with an adaptive connector and a connecting part for connecting the pin and the contact part, the connecting part of the terminals of the first terminal group, the connecting part of the second ground terminal and the connecting part of the power supply terminal are at least partially positioned on the same plane, the power supply terminal is positioned between one pair of first signal terminals, the power supply terminal can well absorb noise radiated by the first pair of first signal terminals when the first pair of first signal terminals transmit signals, the second ground terminal is positioned between the other pair of first signal terminals, and the second ground terminal can well absorb noise radiated by the second pair of first signal terminals when the second pair of first signal terminals transmit signals The projection of the connecting part of the second signal terminal in the vertical direction is located on the connecting part of the first ground terminal, the width of the first ground terminal is larger than that of the second signal terminal, and the first ground terminal can absorb noise radiated by the second signal terminal to a great extent when the second signal terminal transmits signals, so that the electromagnetic interference of the female connector to external electronic elements is reduced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 shows a conventional USB3.0 nine-pin terminal structure;
FIG. 2 is a conventional USB3.0 nine-pin terminal structure;
fig. 3 is a schematic structural diagram of a female connector according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a first terminal set and a second terminal set of a female connector according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a first terminal set and a second terminal set of a female connector provided in an embodiment of the present invention at a viewing angle;
fig. 6 is a schematic structural diagram of the first terminal set of the female connector according to another view angle;
fig. 7 is a schematic structural diagram of a female connector according to an embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
1' -five pin terminal; 2' -four pin terminals;
1-an insulating base; 2-a first terminal set; 3-a second terminal set; 4-a metal housing;
21-a first signal terminal; 22-a first ground terminal; 31-a power supply terminal; 32-a second ground terminal; 33-second signal terminals;
211 — a first connection portion of a first signal terminal; 212-a bend of the first signal terminal; 221-a first connection portion of a first ground terminal; 222-a bent portion of the first ground terminal; 223 — a second connection portion of the first ground terminal; 311-a first connection of power supply terminals; 312-a bend of the power supply terminal; 321 — a first connection portion of a second ground terminal; 322-a bent portion of the second ground terminal; 331-a first connection portion of a second signal terminal; 332-a bent portion of a second signal terminal; 333-second connection portion of second signal terminal.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "comprises" and "comprising," and any variations thereof, as used herein, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In addition, in the present application, unless otherwise expressly specified or limited, the terms "connected," "secured," "mounted," and the like are to be construed broadly, such as to encompass both mechanical and electrical connections; the terms may be directly connected or indirectly connected through an intermediate medium, and may be used for communicating between two elements or for interacting between two elements, unless otherwise specifically defined, and the specific meaning of the terms in the present application may be understood by those skilled in the art according to specific situations.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone.
The following describes the female connector and the method for manufacturing the same in detail with reference to the specific embodiments.
Fig. 3 is a schematic structural view of a female connector according to an embodiment of the present invention, fig. 4 is a schematic structural view of a first terminal set and a second terminal set of the female connector according to the embodiment of the present invention, fig. 5 is a schematic structural view of the first terminal set and the second terminal set of the female connector according to the embodiment of the present invention at one viewing angle, fig. 6 is a schematic structural view of the first terminal set of the female connector according to the embodiment of the present invention at another viewing angle, please refer to fig. 3 to fig. 6, which illustrate that the embodiment of the present invention provides a female connector, the female connector according to the present embodiment includes an insulating base 1, a first terminal set 2 and a second terminal set 3 fixed on the insulating base 1; the first terminal group includes two pairs of first signal terminals 21 and a first ground terminal 22 located between the two pairs of first signal terminals 21, and the second terminal group 3 includes a power supply terminal 31, a second ground terminal 32 and a pair of second signal terminals 33; the power terminal 31 is located between one pair of the first signal terminals 21, and the second ground terminal 32 is located between the other pair of the first signal terminals 21; the terminals of the first terminal group 2 and the terminals of the second terminal group 3 each have a pin for mounting to a circuit board, a contact portion for contacting with a mating connector, and a connecting portion connecting the pin and the contact portion;
the connection portions of the terminals of the first terminal group 2, the connection portion of the second ground terminal 32, and the connection portion of the power terminal 31 are at least partially located on the same plane, and a projection of the connection portion of the second signal terminal 33 in the vertical direction is located on the connection portion of the first ground terminal 22.
The specific material and size of the insulating base 1 are not particularly limited in this embodiment, and the first ground terminal 22 of the first terminal set 2 and the second ground terminal 32 of the second terminal set 3 are terminals connected to a ground body, and are used for grounding protection to prevent the metal shell of the female connector from being electrified to endanger the safety of people and equipment. The power terminal 31 of the second terminal set 3 of the present embodiment is used for supplying power to the female connector, and the first signal terminal 21 and the second signal terminal 33 are used for transmitting signals, and the specific material of the first terminal set 2 and the second terminal set 3 is not particularly limited in the present embodiment.
The power supply terminal of the embodiment is located between the pair of first signal terminals, the power supply terminal can well absorb noise radiated by the first pair of first signal terminals when the first pair of first signal terminals transmit signals, the second ground terminal is located between the other pair of first signal terminals, the second ground terminal can well absorb noise radiated by the second pair of first signal terminals when the second pair of first signal terminals transmit signals, the projection of the connecting part of the second signal terminal in the vertical direction is located on the connecting part of the first ground terminal, the width of the first ground terminal is larger than that of the second signal terminal, the first ground terminal can greatly absorb noise radiated by the second signal terminal when the second signal terminal transmits signals, and the electromagnetic interference of the female connector on external electronic elements is reduced.
In an embodiment, the female connector is a USB3.0 female connector, the first terminal set 2 is a terminal set for USB3.0, and the second terminal set 3 is a terminal set for USB 2.0. In the present embodiment, the first terminal group 2 of the terminal group for USB3.0 includes two pairs of first signal terminals 21(TX +, TX-and RX +, RX-) and a first ground terminal 22(GND1) located between the two pairs of first signal terminals 21, and the second terminal group 3 of the terminal group for USB2.0 includes a power supply terminal 31(Vbus), a second ground terminal 32(GND2), and a pair of second signal terminals 33(D +, D-); the connection portion of the terminals of the first terminal group 2, the connection portion of the second ground terminal 3, and the connection portion of the power supply terminal 31(Vbus) are at least partially located on the same plane, the power supply terminal 31(Vbus) is located between the pair of first signal terminals, the power supply terminal 31(Vbus) can favorably absorb noise radiated from the first pair of first signal terminals 21(TX +, TX-) when the first pair of first signal terminals 21(TX +, TX-) transmit signals, the second ground terminal 32(GND2) is located between the other pair of first signal terminals 21(RX +, RX-), and the second ground terminal 32(GND2) can favorably absorb noise radiated from the second pair of first signal terminals 21(RX +, RX-) when the second pair of first signal terminals 21(RX +, RX-) transmit signals.
The projection of the connecting portion of the second signal terminal 33(D +, D-) in the vertical direction is located on the connecting portion of the first ground terminal 22(GND1), the width of the first ground terminal 22(GND1) is greater than the width of the second signal terminal 33(D +, D-), and the first ground terminal 22(GND1) can absorb the noise radiated by the second signal terminal 33(D +, D-) to a great extent when the second signal terminal 33(D +, D-) transmits signals, so that the electromagnetic interference of the female connector to the external electronic components is reduced.
The high-frequency noise signals radiated outwards by the female connector of the embodiment are less when high-speed signals are transmitted, and electromagnetic interference on internal electronic components of electronic products such as a network server of a notebook computer is avoided.
Referring to fig. 4-6, in the present embodiment, the connecting portion of the terminal of the first terminal set 2 for USB3.0 and the connecting portion of the terminal of the second terminal set 3 for USB2.0 have a first connecting portion, a bending portion and a second connecting portion which are connected in sequence;
the first connection portion 211 of the first signal terminal 21(TX +/TX-and RX +/RX-) of the first terminal group 2 for USB3.0, the first connection portion 221 of the first ground terminal 22(GND1), the first connection portion 321 of the second ground terminal 32(GND2) of the terminal group for USB2.0, and the first connection portion 311 of the power terminal 31(Vbus) are located on the same plane, and the bent portion 212 of the first signal terminal 21(TX +, TX-and RX +, RX-), the bent portion 222 of the first ground terminal 22(GND1), the bent portion 322 of the second ground terminal 32(GND2), and the bent portion 312 of the power terminal (Vbus) are located on the same plane. In the USB3.0 embodiment, the first signal terminal 21(TX +/TX-and RX +/RX-) of the first terminal set 2 emits noise when transmitting electrical signals, and the power terminal 31(Vbus) and the second ground terminal 32(GND2) of the USB2.0 both have the function of absorbing noise. By designing the first connection portion 211 of the first signal terminal 21(TX +/TX-and RX +/RX-), the first connection portion 221 of the first ground terminal 22(GND1), the first connection portion 321 of the second ground terminal 32(GND2) of the USB 2.0-purpose terminal group, and the first connection portion 311 of the power terminal 31(Vbus) to be coplanar and side-by-side, and designing the bent portion 212 of the first signal terminal 21(TX +, TX-and RX +, RX-), the bent portion 222 of the first ground terminal 22(GND1), the bent portion 322 of the second ground terminal 32(GND2), and the bent portion 312 of the power terminal 31(Vbus) to be coplanar and side-by-side, the noise is absorbed to the maximum extent by the internal power terminal 31(Vbus) of the female connector and the second ground terminal 32(GND2), the noise radiated to the outside is reduced, and finally the EMI performance of the female connector is reduced.
Referring to fig. 4-6, preferably, in the embodiment, the first connecting portions, the bent portions, and the second connecting portions of the terminals of the first terminal set 2 and the second terminal set 3 are all flat plate structures, and the first connecting portions of the terminals of the first terminal set 2 and the second terminal set 3 are perpendicular to the bent portions, so that the manufacturing is convenient.
In the present embodiment, the first connection portion 331 of the second signal terminal 33 (D-and D +) is parallel to the first connection portion 221 of the first ground terminal 22(GND 1); the bent portion 332 of the second signal terminal 33 (D-and D +) is parallel to the bent portion 222 of the first ground terminal 22(GND 1). The second signal terminal 33 (D-and D +) of the USB2.0 of this embodiment emits noise when transmitting electrical signals, the first ground terminal 22(GND1) of the USB3.0 has a function of absorbing noise, the first connection portion 331 of the second signal terminal 33 (D-and D +) of this embodiment is parallel to the first connection portion 221 of the first ground terminal 22(GND1), and the bent portion 332 of the second signal terminal 33 (D-and D +) of this embodiment is parallel to the bent portion 222 of the first ground terminal 22(GND1), so that the first ground terminal 22(GND1) can absorb noise emitted by the second signal terminal 33 (D-and D +) when transmitting electrical signals.
Further, the width of the first connection portion 221 of the first ground terminal 22(GND1) is larger than the sum of the widths of the first connection portions 331 of the two second signal terminals 33 (D-and D +); and/or the width of the bent portion 222 of the first ground terminal 22(GND1) is larger than the sum of the widths of the bent portions 332 of the two second signal terminals 33 (D-and D +); and/or the width of the second connection part 223 of the first ground terminal 22(GND1) is larger than the sum of the widths of the second connection parts 333 of the two second signal terminals 33 (D-and D +). The width of the coverage area of the first ground terminal 22(GND1) of the terminal set for USB3.0 of the embodiment is larger than that of the second signal terminal 33 (D-and D +) of the terminal set for USB2.0, and the first ground terminal 22(GND1) can better absorb the noise emitted by the second signal terminal 33 (D-and D +) during the transmission of the electrical signal, thereby better reducing the electromagnetic interference of the female connector to the external electronic components.
The width of the area covered by the first ground terminal 22(GND1) of the first terminal group 2 for USB3.0 in the present embodiment is larger than (or equal to) the width of the area covered by the second signal terminals 33 (D-and D +) of the second terminal group 3 for USB 2.0. The second signal terminal 33 (D-and D +) of USB2.0 emits noise when transmitting electrical signals, and the first ground terminal 22(GND1) of USB3.0 absorbs noise. Therefore, the USB3.0 in the female connector absorbs the noise to the maximum extent by the first grounding terminal 22(GND1), reduces the noise radiated outwards, and reduces the electromagnetic interference of the female connector to the external electronic components.
In the female connector of the above embodiment, the terminals of the first terminal group 2 each have the first pin for mounting on the circuit board and the first contact portion for contacting with the mating connector, the first pins of the first terminal group 2 are located on the same plane, and the first contact portions of the first terminal group 2 are located on the same plane; the terminals of the second terminal set 3 are provided with second pins for being mounted on a circuit board and second contact parts for being contacted with a matched connector, the second pins of the second terminal set 3 are positioned on the same plane, and the second contact parts of the second terminal set 3 are positioned on the same plane, so that better signal conduction is realized.
Fig. 7 is a schematic structural diagram of a female connector according to an embodiment of the present invention. Referring to fig. 7, the female connector of the above embodiment further includes a metal shell 4, and the metal shell 4 is mounted on the periphery of the insulating base 1. This embodiment incorporates a metal shell 4 around the periphery of the insulator base 1, which, in addition to enhancing the mechanical protection of the connector, also reduces electromagnetic interference.
The connection portion of the first terminal group, the connection portion of the second ground terminal, and the connection portion of the power terminal are at least partially located on the same plane, the power terminal is located between a pair of first signal terminals, the power terminal can absorb noise radiated from the first pair of first signal terminals when the first pair of first signal terminals transmit signals, the second ground terminal is located between another pair of first signal terminals, the second ground terminal can absorb noise radiated from the second pair of first signal terminals when the second pair of first signal terminals transmit signals, the projection of the connection portion of the second signal terminal in the vertical direction is located on the connection portion of the first ground terminal, the width of the first ground terminal is greater than that of the second signal terminal, the first ground terminal can absorb noise radiated from the second signal terminal to a large extent when the second signal terminal transmits signals, the electromagnetic interference of the female connector to external electronic components is reduced.
A second aspect of an embodiment of the present invention provides a method of manufacturing a female connector, the method including:
s101, providing a first terminal group and a second terminal group, wherein the first terminal group comprises a first ground terminal and two pairs of first signal terminals, the second terminal group comprises a power terminal, a second ground terminal and a pair of second signal terminals, and the terminals of the first terminal group and the terminals of the second terminal group are respectively provided with a pin for being mounted on a circuit board, a contact part for being contacted with an adaptive connector and a connecting part for connecting the pin and the contact part;
s102, injection molding the first signal terminals, the first ground terminals, the power terminals and the second ground terminals through a mold molding to form an insulating seat, wherein the first ground terminals are located between the two pairs of first signal terminals, the power terminals and the second ground terminals are respectively located between each pair of first signal terminals, and the connecting portions of the terminals of the first terminal group, the connecting portions of the second ground terminals and the connecting portions of the power terminals are at least partially located on the same plane;
and S103, assembling the second signal terminal on the insulating base, wherein the projection of the second signal terminal connecting part in the vertical direction is positioned on the connecting part of the first ground terminal.
In an embodiment, the first terminal set is a USB3.0 terminal set, and the second terminal set is a USB2.0 terminal set.
The USB3.0 female connector manufactured by the manufacturing method of the female connector can reduce the input of auxiliary materials such as conductive foam and shielding aluminum foil, and the manufacturing cost is reduced by 0.5-1.0 RMB estimated by a single machine; the shielding cover steel part investment above the terminal group for USB3.0 can be reduced, and the manufacturing cost is reduced by 0.2-0.3 RMB through estimation of a single machine; can reduce the attached artifical input of auxiliary material to and the artifical input of shield cover steel part paster, improve complete machine equipment yield.
The connecting part of the terminals of the first terminal group, the connecting part of the second ground terminal and the connecting part of the power terminal of the female connector produced by the manufacturing method of the female connector of the embodiment of the invention are at least partially positioned on the same plane, the power terminal is positioned between a pair of first signal terminals, the power terminal can well absorb the noise radiated by the first pair of first signal terminals when the first pair of first signal terminals transmit signals, the second ground terminal is positioned between the other pair of first signal terminals, the second ground terminal can well absorb the noise radiated by the second pair of first signal terminals when the second pair of first signal terminals transmit signals, the projection of the connecting part of the second signal terminals in the vertical direction is positioned on the connecting part of the first ground terminals, the width of the first ground terminal is larger than that of the second signal terminals, the first ground terminal can greatly absorb the noise radiated by the second signal terminals when the second signal terminals transmit signals, the electromagnetic interference of the female connector to external electronic components is reduced.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. A female connector, characterized in that:
the terminal comprises an insulating seat, a first terminal group and a second terminal group, wherein the first terminal group and the second terminal group are fixed on the insulating seat;
the first terminal group includes two pairs of first signal terminals and a first ground terminal located between the two pairs of first signal terminals, and the second terminal group includes a power terminal, a second ground terminal, and a pair of second signal terminals; the power terminal is located between one pair of the first signal terminals, and the second ground terminal is located between the other pair of the first signal terminals; the terminals of the first terminal set and the terminals of the second terminal set each have a pin for mounting on a circuit board, a contact portion for contacting with a mating connector, and a connecting portion connecting the pin and the contact portion;
the connecting portions of the terminals of the first terminal group, the connecting portions of the second ground terminals and the connecting portions of the power terminals are at least partially located on the same plane, and a projection of the connecting portions of the second signal terminals in a vertical direction is located on the connecting portions of the first ground terminals.
2. The female connector according to claim 1, wherein: the first terminal group is a terminal group for USB3.0, and the second terminal group is a terminal group for USB 2.0.
3. The female connector according to claim 2, wherein: the connecting parts of the terminals of the first terminal group and the second terminal group are provided with a first connecting part, a bending part and a second connecting part which are connected in sequence;
the first connection portion of the first signal terminal, the first connection portion of the first ground terminal, the first connection portion of the second ground terminal, and the first connection portion of the power terminal are located on the same plane, and the bent portion of the first signal terminal, the bent portion of the first ground terminal, the bent portion of the second ground terminal, and the bent portion of the power terminal are located on the same plane.
4. The female connector according to claim 3, wherein: the first connecting portion, the bent portion and the second connecting portion are flat plate structures, and the first connecting portion is perpendicular to the bent portion.
5. The female connector according to claim 4, wherein: the first connecting part of the second signal terminal is parallel to the first connecting part of the first ground terminal; the bent portion of the second signal terminal is parallel to the bent portion of the first ground terminal.
6. The female connector according to claim 3, wherein: the width of the first connecting part of the first ground terminal is greater than the sum of the widths of the first connecting parts of the two second signal terminals; and/or the width of the bent part of the first ground terminal is greater than the sum of the widths of the bent parts of the two second signal terminals; and/or the width of the second connecting part of the first ground terminal is larger than the sum of the widths of the second connecting parts of the two second signal terminals.
7. The female connector according to claim 1, wherein: the terminals of the first terminal group are provided with first pins for being mounted on a circuit board and first contact parts for being contacted with a matched connector, the first pins of the first terminal group are positioned on the same plane, and the first contact parts of the first terminal group are positioned on the same plane; the terminals of the second terminal group are provided with second pins for being mounted on a circuit board and second contact parts for being contacted with a matched connector, the second pins of the second terminal group are positioned on the same plane, and the second contact parts of the second terminal group are positioned on the same plane.
8. The female connector according to any one of claims 1 to 7, wherein: the metal shell is arranged on the periphery of the insulating seat.
9. A method of manufacturing a female connector, the method comprising:
providing a first terminal group and a second terminal group, wherein the first terminal group includes a first ground terminal and two pairs of first signal terminals, the second terminal group includes a power terminal, a second ground terminal and a pair of second signal terminals, and the terminals of the first terminal group and the terminals of the second terminal group each have a pin for mounting on a circuit board, a contact portion for contacting with a mating connector, and a connection portion connecting the pin and the contact portion;
injection-molding the first signal terminals, the first ground terminals, the power terminals and the second ground terminals through a molding die and forming an insulating seat, wherein the first ground terminals are located between the two pairs of first signal terminals, the power terminals and the second ground terminals are respectively located between each pair of first signal terminals, and the connecting portions of the terminals of the first terminal group, the connecting portions of the second ground terminals and the connecting portions of the power terminals are at least partially located on the same plane;
and assembling the second signal terminal on the insulating base, wherein the projection of the second signal terminal connecting part in the vertical direction is positioned on the connecting part of the first ground terminal.
10. The manufacturing method of the female connector according to claim 9, wherein: the first terminal set is a terminal set for USB3.0, and the second terminal set is a terminal set for USB 2.0.
CN202110706133.0A 2021-06-24 2021-06-24 Female connector and manufacturing method thereof Pending CN113437559A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202110706133.0A CN113437559A (en) 2021-06-24 2021-06-24 Female connector and manufacturing method thereof
PCT/CN2021/130226 WO2022267308A1 (en) 2021-06-24 2021-11-12 Female seat connector and manufacturing method therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110706133.0A CN113437559A (en) 2021-06-24 2021-06-24 Female connector and manufacturing method thereof

Publications (1)

Publication Number Publication Date
CN113437559A true CN113437559A (en) 2021-09-24

Family

ID=77754039

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110706133.0A Pending CN113437559A (en) 2021-06-24 2021-06-24 Female connector and manufacturing method thereof

Country Status (2)

Country Link
CN (1) CN113437559A (en)
WO (1) WO2022267308A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022217974A1 (en) * 2021-04-13 2022-10-20 上海传英信息技术有限公司 Split-type card holder and terminal having same

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102013582A (en) * 2009-11-04 2011-04-13 连展科技（深圳）有限公司 Plug connector for preventing interference of high frequency signals
CN102315534A (en) * 2010-07-08 2012-01-11 泰科电子(上海)有限公司 Electric connector
CN103972691A (en) * 2014-04-18 2014-08-06 连展科技电子（昆山）有限公司 USB socket electric connector and assembly matched by circuit board and same
US20140370729A1 (en) * 2013-06-18 2014-12-18 Advanced-Connetek Inc. Universal serial bus connector
CN112736529A (en) * 2020-12-15 2021-04-30 番禺得意精密电子工业有限公司 Electrical connector

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105024194B (en) * 2015-08-17 2018-05-29 广东欧珀移动通信有限公司 A kind of cartridge structure and its mobile terminal
US9525225B1 (en) * 2015-11-27 2016-12-20 Proconn Technology Co., Ltd. Card connector
CN108923146A (en) * 2018-07-09 2018-11-30 维沃移动通信有限公司 A kind of electronic card Kato component, card taking structure and terminal device
CN109274389B (en) * 2018-10-22 2020-06-30 维沃移动通信有限公司 Electronic device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102013582A (en) * 2009-11-04 2011-04-13 连展科技（深圳）有限公司 Plug connector for preventing interference of high frequency signals
CN102315534A (en) * 2010-07-08 2012-01-11 泰科电子(上海)有限公司 Electric connector
US20140370729A1 (en) * 2013-06-18 2014-12-18 Advanced-Connetek Inc. Universal serial bus connector
CN103972691A (en) * 2014-04-18 2014-08-06 连展科技电子（昆山）有限公司 USB socket electric connector and assembly matched by circuit board and same
CN112736529A (en) * 2020-12-15 2021-04-30 番禺得意精密电子工业有限公司 Electrical connector

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022217974A1 (en) * 2021-04-13 2022-10-20 上海传英信息技术有限公司 Split-type card holder and terminal having same

Also Published As

Publication number Publication date
WO2022267308A9 (en) 2023-10-19
WO2022267308A1 (en) 2022-12-29

Similar Documents

Publication Publication Date Title
US9306336B2 (en) High frequency connector
EP3761454B1 (en) Plug and socket connectors
US8602825B2 (en) Electrical connector with specially designed metal contact terminals to avoid solder-off
US8154470B2 (en) Electrical connector assembly with antenna function
WO2018171241A1 (en) Dual-shielding layer usb connector
TWI608679B (en) Improved structure of wire end connector
EP2432080B1 (en) Usb interface device and terminal device
CN113437559A (en) Female connector and manufacturing method thereof
CN101494335A (en) Electric connector assembly with antenna function
US9147987B2 (en) Electrical connector with reduced electromagnetic interference
US20140051298A1 (en) Electrical connector and electrical connector assembly
WO2023241633A1 (en) Connector and electronic device
CN205911476U (en) Combination structure of connector
CN211929734U (en) Line-to-board signal transmission mechanism
CN204067739U (en) The modified node method of electric connector
EP3691050B1 (en) Connector
CN213304514U (en) Grounding structure of electric connector
CN215933865U (en) Connector and terminal equipment
CN114498124B (en) Backboard connector socket
CN221305052U (en) Improved structure of serial bus connector
CN109479074B (en) USB connector with double shielding layers
CN103259113A (en) Usb connector
EP4432478A1 (en) Cable connector, cable connector assembly, and electronic device
TWI707509B (en) A high frequency electrical connector
CN111435768B (en) Connector with a locking member

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20210924