TWM643386U - socket electrical connector - Google Patents

Abstract

An electrical socket connector is welded to a circuit board. The electrical socket connector includes a shielding shell, an insulating body disposed inside the shielding shell, a plurality of flat terminals and a plurality of elastic terminals; the shielding shell is extended and the cover covers the rear side of the insulating body, and the back cover and the circuit board are closed. The electromagnetic waves generated by the terminals during signal transmission can be effectively blocked by the back cover, which effectively prevents electromagnetic interference (EMI) and radio frequency interference (RFI) from leaking to the outside when the terminals transmit signals.

Description

socket electrical connector

This case relates to an electrical connector, in particular to a socket electrical connector.

The general electrical connector interface is Universal Serial Bus (USB for short). Its plug-and-play feature is widely used by ordinary consumers, and it has been developed from the USB 2.0 transmission specification to the current USB 3.0 transmission specification with faster transmission speed.

The current USB 3.0 socket electrical connector includes a plurality of flat terminals and elastic terminals arranged on the rubber core. The rubber core is covered with an outer iron shell, and the rear side of the outer iron shell is covered with a rear cover. The USB 3.0 socket electrical connector is welded on the circuit board. There is a gap (gap) between the rear cover and the circuit board. ncy Interference (RFI for short) to the outside world.

According to some embodiments, an electrical socket connector is provided, which is welded to a circuit board. The electrical socket connector includes an insulating body, a plurality of flat terminals, a plurality of elastic terminals, and a shielding shell; the insulating body includes a base and a tongue plate, the tongue plate extends from one side of the base, and the insulating body includes a plurality of slots located on the tongue plate; each flat terminal is formed on the base, and one end of each flat terminal is located on one side of the tongue plate; The accommodating groove, the shielding shell includes a back cover, the back cover covers the other side of the base, and one side end of the back cover is correspondingly welded to the pad of the circuit board to close the space between the back cover and the circuit board.

In some embodiments, the back cover has a plurality of pins, the circuit board has a plurality of fixing holes, and each pin is plugged into each fixing hole and welded.

In some embodiments, each fixing hole is arranged parallel to the pad.

In some embodiments, solder is provided on the pad and each fixing hole.

In some embodiments, the back cover is integrated with the shielding case, and the back cover is bent from one end of the shielding case and extends toward the circuit board.

In some embodiments, the rear cover has side arms on both sides, each side arm has a buckle portion, and both sides of the shielding shell have buckle portions, and each buckle portion is respectively locked to each buckle portion.

In some embodiments, the base has a recess, the other end of each flat terminal passes through the base and is located in the recess, the other end of each elastic terminal passes through the base and is located in the recess, and the circuit board is combined in the recess in a sinking manner.

In some embodiments, the circuit board has a plurality of through holes, and the other end of each flat terminal and the other end of each elastic terminal are respectively inserted into each through hole and welded.

To sum up, according to some embodiments, the extended shield covers the rear side of the insulating body, and the rear cover is correspondingly soldered to the pads of the circuit board. The space between the rear cover and the circuit board is closed, and the electromagnetic waves generated by the terminals during signal transmission can be effectively blocked by the rear cover, effectively preventing the leakage of Electromagnetic Interference (EMI) and Radio Frequency Interference (RFI) generated when the terminals transmit signals to the outside.

The detailed features and advantages of this creation are described in detail below in the implementation mode. The content is enough for any person familiar with the relevant art to understand the technical content of this creation and implement it accordingly. According to the content disclosed in this specification, the scope of the patent application and the drawings, any person familiar with the relevant art can easily understand the purpose and advantages of this creation.

Referring to FIGS. 1 to 3 , FIG. 1 is a schematic view of the rear appearance of the electrical socket connector 100 , FIG. 2 is a schematic view of the front appearance of the electrical socket connector 100 , and FIGS. 1 and 2 are a state in which the electrical socket connector 100 is welded on the circuit board 9 . FIG. 3 is an exploded view of the electrical socket connector 100 . In some embodiments, the socket electrical connector 100 is an electrical connector with USB 3.0 or USB 3.1 specifications, and the socket electrical connector 100 is suitable for welding the circuit board 9; In some embodiments, the plurality of flat terminals 2 and the plurality of elastic terminals 3 conform to the transmission specifications stipulated by the USB 3.0 or USB 3.1 association standards.

The insulating body 1 includes a base 11 and a tongue 12 , the tongue 12 extends from one side of the base 11 , and the insulating body 1 includes a plurality of slots 121 on the tongue 12 .

Each flat terminal 2 is formed on the base 11, and one end of each flat terminal 2 is located on one side of the tongue plate 12;

The shielding case 4 includes an accommodating groove 40, the insulating body 1 is provided with the accommodating groove 40, the shielding case 4 includes a back cover 42, the back cover 42 covers the other side of the base 11, and the side end 421 of the back cover 42 is correspondingly welded to the pad 91 of the circuit board 9 to close the gap 8 between the back cover 42 and the circuit board 9 (as shown in FIG. 6 ).

When the shielding shell 4 is assembled outside the insulating body 1 and welded behind the circuit board 9 (this is the circuit board 9 without perforation), the gap 8 between the back cover 42 and the circuit board 9 is closed (as shown in Figures 1, 6 and 8) and blocked; when the terminals of the electrical socket connector 100 are transmitting signals, the electromagnetic waves generated can be effectively blocked by the back cover 42 to prevent the electromagnetic waves from affecting other electronic products and effectively prevent the electromagnetic interference (Electromagnetic Interference, referred to as for short) generated when the terminals transmit signals. EMI), radio frequency interference (Radio Frequency Interference, referred to as RFI) leakage to the outside.

Referring to FIG. 3 , in some embodiments, the rear cover 42 has side arms 425 on both sides, and each side arm 425 has buckling portions 426 , and both sides of the shielding shell 4 have buckling portions 46 , and each buckling portion 426 is respectively locked to each buckling portion 46 .

Please refer to FIG. 4 . FIG. 4 is an exploded view of the socket electrical connector 100 and the circuit board 9 . In some embodiments, the side end 421 (bottom) of the rear cover 42 has a plurality of pins 423, and the circuit board 9 has a plurality of fixing holes 93 (this is a perforated type of the circuit board 9). The holes 93 are provided with solder 94 (shown clearly as dots in FIGS. 1 , 2 , 5 to 8 , the actual product does not have multiple dots), and the solder 94 covers the pads 91 and covers the pins 423 .

Referring to FIG. 3 , in some embodiments, the number of pins 423 is three and is located at the side end 421 of the back cover 42 at intervals in sequence, but not limited thereto. In some embodiments, the number of pins 423 is two and located on both sides of the side end 421 of the back cover 42 .

Referring to FIG. 3 , in some embodiments, the insulating body 1 includes a plurality of slots 121 formed on the upper surface of the tongue plate 12 , each slot 121 is a concave elongated slot 121 , and each slot 121 penetrates from the upper surface of the tongue plate 12 to the lower surface.

Please refer to FIGS. 3 and 4 . In some embodiments, the shielding case 4 is a flat plate that is punched and bent to form a frame. The bottom of the shielding case 4 has a small elongated groove, and the groove is a dovetail-shaped groove.

Please refer to FIG. 3 , in some embodiments, the insulating body 1 is combined with a plurality of flat terminals 2 and elastic terminals 3 at the same time during insert-molding; the base 11 has a concave portion 111 , the other end of each flat terminal 2 passes through the base 11 and is located in the concave portion 111 (as shown in FIG. 6 ), the other end of each elastic terminal 3 passes through the base 11 and is located in the concave portion 111 , and the circuit board 9 is combined in the concave portion 111 by sinking.

Please refer to FIG. 4 , in some embodiments, the circuit board 9 has a plurality of through holes 95 , and the other end of each flat terminal 2 and the other end of each elastic terminal 3 are respectively inserted into each through hole 95 and welded.

Referring to FIGS. 3 and 6 , in some embodiments, the base 11 of the insulative body 1 has an L-shaped appearance rotated 180 degrees in cross-sectional view. The base 11 has a concave portion 111. The tongue plate 12 is located on one side of the base 11. The concave portion 111 is formed on the other side of the base 11. A plurality of welding sections 23 of each flat terminal 2 are exposed on the base 11 and located in the concave section 111. A plurality of welding sections 33 of each elastic terminal 3 are exposed on the base 11 and located in the concave section 111.

Referring to Fig. 3 and Fig. 6, in some embodiments, a plurality of planar terminals 2 are arranged in a horizontal row, the number can be five, and each planar terminal 2 is positioned at the surface of the tongue plate 12 and is arranged on the front side of each elastic terminal 3; A plurality of planar terminals 2 includes a contact section 21 positioned on the surface of the tongue plate 12, and the contact section 21 is used to contact the terminal of the corresponding plug electrical connector; The connection section 22 between the section 21 and the welding section 23, the contact section 21, the connection section 22 and the welding section 23 are each part structure of a single terminal.

Referring to FIG. 3 , in some embodiments, a plurality of elastic terminals 3 are arranged in a row, and the number can be four. Each elastic terminal 3 is arranged on the rear side of each flat terminal 2. Each elastic terminal 3 includes a contact section 31 located in the slot hole 121 of the tongue plate 12. Each elastic terminal 3 includes a welding section 33 exposed outside the base 11. Each elastic terminal 3 includes a connection section 32 between the contact section 31 and the welding section 33. The contact section 31, the connection section 32 and the welding section 33 are a single terminal. The structure of each part.

To sum up, according to some embodiments, the extended shield covers the rear side of the insulating body, and the rear cover is welded to the pads of the circuit board. The space between the rear cover and the circuit board is closed, and the electromagnetic waves generated by the terminals during signal transmission can be effectively blocked by the rear cover, effectively preventing the leakage of Electromagnetic Interference (EMI) and Radio Frequency Interference (RFI) generated by the terminals during signal transmission.

Through the above detailed description, it can be fully demonstrated that the purpose and effect of this creation are progressive in implementation, have great industrial value, fully meet the patent requirements, and apply for it in accordance with the law. Only the above description is only a preferred embodiment of this creation, and should not be used to limit the scope of implementation of this creation. That is to say, all equal changes and modifications made in accordance with the scope of this creation patent should fall within the scope covered by this creation patent. I would like to ask your review committee to learn from it and pray for your approval. I pray for it.

100: socket electrical connector 1: Insulation body 11: base 111: concave part 12: tongue plate 121: slot 2: flat terminal 21: contact section 22: Connection section 23: Welding section 3: Elastic terminal 31: contact section 32: Connection section 33: Welding section 4: shielded shell 40: storage tank 42:Back cover 421: side end 423: pin 425: side arm 426: buckle part 46: Fastening part 8: Gap 9: Circuit board 91:Pad 93: Fixing hole 94: Solder 95: perforation

FIG. 1 shows a schematic diagram of the appearance of the back of the socket electrical connector according to some embodiments, and the state of the socket electrical connector being welded on the circuit board; Fig. 2 shows a schematic view of the front appearance of the socket electrical connector according to some embodiments, and the state of the socket electrical connector being welded on the circuit board; FIG. 3 shows an exploded schematic diagram of a receptacle electrical connector according to some embodiments; FIG. 4 shows an exploded schematic diagram of a socket electrical connector and a circuit board according to some embodiments; 5 is a schematic top view of a receptacle electrical connector and a circuit board according to some embodiments; Fig. 6 shows a schematic cross-sectional view of position A-A in Fig. 5; 7 illustrates a schematic top view of a receptacle electrical connector and a circuit board according to some embodiments; and FIG. 8 is a schematic cross-sectional view of the position B-B in FIG. 7 .

100: socket electrical connector

4: shielded shell

42:Back cover

421: side end

423: pin

425: side arm

426: buckle part

46: Fastening part

9: Circuit board

91:Pad

93: Fixing hole

94: Solder

Claims (8)

A socket electrical connector is suitable for welding a circuit board, and the socket electrical connector includes: An insulating body comprising a base and a tongue extending from one side of the base, the insulating body including a plurality of slots located on the tongue; a plurality of flat terminals, each of which is formed on the base, and one end of each of the flat terminals is located on one side of the tongue; A plurality of elastic terminals, each of which is formed on the base, one end of each of the elastic terminals is respectively located in each of the slot holes, and each of the elastic terminals is arranged on the rear side of each of the flat terminals; and A shielding shell includes an accommodating groove, the insulating body is arranged in the accommodating groove, the shielding shell includes a back cover, the back cover covers the other side of the base, and one side end of the back cover is correspondingly welded to a pad of the circuit board to close between the back cover and the circuit board. The receptacle electrical connector according to claim 1, wherein the back cover has a plurality of pins, the circuit board has a plurality of fixing holes, each of the pins is inserted into each of the fixing holes and welded. The receptacle electrical connector according to claim 2, wherein each of the fixing holes is arranged in parallel on the pad. The receptacle electrical connector as claimed in claim 3, wherein a solder is provided on the pad and each of the fixing holes. The receptacle electrical connector according to claim 2, wherein the back cover is integrated with the shielding shell, and the back cover is bent from one end of the shielding shell and extends toward the circuit board. The receptacle electrical connector as described in claim 1, wherein two sides of the rear cover have side arms, each side arm has a buckle portion, and both sides of the shielding shell have a buckle portion, and each buckle portion is respectively locked to each of the buckle portions. The socket electrical connector according to claim 1, wherein the base has a recess, the other end of each flat terminal passes through the base and is located in the recess, the other end of each elastic terminal passes through the base and is located in the recess, and the circuit board is combined in the recess in a sinking manner. The socket electrical connector according to claim 7, wherein the circuit board has a plurality of through holes, and the other end of each flat terminal and the other end of each elastic terminal are respectively plugged into each of the through holes and welded.

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