TWM505083U - Electrical connector - Google Patents

Description

Electrical connector

This creation relates to an electrical connector, and more particularly to an electrical connector suitable for forward and reverse insertion.

The USB Promotion Organization (USB IF) recently announced that they have begun research and development of the next-generation USB interface, called "USB Type-C." The most important properties of the USB Type-C new interface are: the upper and lower rows of signal terminals and the metal strip between the upper and lower rows of signal terminals, the usability is enhanced, no need to worry about the insertion direction, that is, including the upper and lower rows of signal terminals The new USB Type-C interface is suitable for both forward and reverse insertion. The new USB Type-C interface is designed to be between the upper and lower rows of signal terminals. Special design is required to achieve mass production manufacturing feasibility to meet the needs of the Association's product design.

Referring to the Chinese Utility Model No. CN202856022U, a socket connector is disclosed. The socket connector includes an insulative housing, a conductive terminal held in the insulating body, a metal housing shielded from the outside of the insulating body, and an insulating housing covering the insulating body and the metal housing. The insulative housing includes a body portion and a tongue plate extending forward from the body portion. The conductive terminal is provided with a soldering portion. The socket connector is further provided with a reinforcing plate that is held by the insulating housing, and the reinforcing plate is provided with a protective frame that is bent and protruded, and the protective frame is buckled on the conductive terminal welding portion. Since the reinforcing plate is provided with a protective frame, the protective frame is buckled outside the welded portion of the conductive terminal. The utility model can realize the protection of the welded portion of the conductive terminal, and avoids the bending of the welded portion of the conductive terminal due to the impact of the external force, thereby affecting the welding.

Therefore, it is necessary to provide a new electrical connector to overcome the above drawbacks.

The purpose of this creation is to provide an electrical connector that meets the needs of the Association's product design and is suitable for mass production.

In order to achieve the above object, the present invention is an electrical connector that is fixed on a circuit board and includes an insulative housing, a conductive terminal having a first signal terminal and a second signal terminal, and a shielding housing sleeved on the outside of the insulative housing. The first insulative housing having a first tongue and the second insulative housing having a second tongue, the first signal terminal is retained in the first tongue, and the second signal terminal is retained in the second tongue The electrical connector further includes a metal member between the first insulative housing and the second insulative housing, the insulative housing having a third insulative body of a third tongue, the third insulative body being the metal member The first insulative housing and the second insulative housing are separately injection molded and assembled, such that the third tongue covers the first tongue and the second tongue, the first signal terminal and the second signal The terminals are each exposed on the lower surface of the third tongue.

Further, the metal member includes a flat plate portion disposed between the first tongue plate and the second tongue plate, and the third tongue plate has a hollow portion penetrating up and down, the first tongue plate and the second tongue plate And the flat plate portion is received in the third tongue plate, and the first signal terminal and the second signal terminal are exposed from the hollow portion.

Further, the metal member includes a flat plate portion disposed between the first tongue plate and the second tongue plate, and the third tongue plate has a hollow portion penetrating up and down, the first The tongue plate, the second tongue plate and the flat plate portion are received in the third tongue plate, and the first signal terminal and the second signal terminal are exposed from the hollow portion.

Further, a lower surface of the first tongue of the first insulative housing is provided with a plurality of first protrusions, and a surface of the second tongue of the second insulative housing is provided with a plurality of second protrusions on the metal member The first insulative housing and the second insulative housing are respectively assembled on the upper and lower sides of the metal member, and the first protrusion and the second protrusion are engaged with the opening.

Further, the first insulative housing has a first base, the first base is provided with a groove at two ends, the first insulative housing has a second base, and the second base is provided at two ends When the first insulating body and the second insulating body are respectively assembled on the upper and lower sides of the metal member, the protruding portion is engaged in the groove.

Further, the front end of the first tongue of the first insulative housing is provided with a notch, that is, a first rib extending downwardly on both sides of the notch, and the second tongue of the second insulative body is provided with an upwardly extending portion The second rib is received in the notch and is fastened to the first rib by the second rib.

Further, the electrical connector further includes a fixing member having a ferrule portion, and the ferrule portion is sleeved outside the third tongue plate.

Further, the fixing member further includes a first holding leg and a second holding leg respectively disposed on the upper and lower end edges, the third insulating body has a third base, and the first holding leg and the second holding leg are clamped The upper and lower ends of the third base.

Further, the electrical connector further includes a metal casing disposed on the shielding casing, the metal casing having a main plate and a rear end edge of the main plate bent downward to form a baffle that shields a rear end of the third insulative housing.

Further, the metal casing has a pair of hooks, and the hooks are fixed on the circuit board.

Further, the upper row signal terminal and the second signal terminal transmitting the same signal are diagonally disposed with respect to a center point of the electrical connector, the first signal terminal has a first contact portion, and the second signal terminal has a first The two contact portions, the first contact portion and the second contact portion are disposed vertically opposite to each other.

Compared with the prior art, the present invention has at least the following beneficial effects: the first insulative housing, the second insulative housing, and the metal member of the present electrical connector are assembled and remolded into a third insulative body, the third The insulating body covers the first tongue of the first insulative housing and the second tongue of the second insulative housing from the outside, the metal member being located in the first insulative housing and the second insulative housing member.

100‧‧‧Electrical connector

1‧‧‧Insulating body

11‧‧‧First Insulation Body

111‧‧‧First base

112‧‧‧First tongue

113‧‧‧ Groove

114‧‧‧First rib

115‧‧‧ gap

116‧‧‧First bulge

12‧‧‧Second insulation body

121‧‧‧Second base

122‧‧‧second tongue

123‧‧‧Protruding

124‧‧‧second bulge

125‧‧‧second rib

13‧‧‧ Third Insulation Body

130‧‧‧Inlet

131‧‧‧ Third base

132‧‧‧ Third tongue

133‧‧‧镂空部

134‧‧‧ snap groove

135‧‧‧Resistance slot

2‧‧‧Electrical terminals

21‧‧‧First signal terminal

211‧‧‧ first contact

212‧‧‧First Welding Department

22‧‧‧second signal terminal

221‧‧‧Second contact

222‧‧‧Second welding department

3‧‧‧Metal parts

31‧‧‧ Holding Department

32‧‧‧ Flat section

320‧‧‧Opening

33‧‧‧ solder feet

4‧‧‧Fixed parts

41‧‧‧ ferrule

42‧‧‧First holding foot

43‧‧‧Second holding feet

5‧‧‧Shaded housing

51‧‧‧ top wall

52‧‧‧ bottom wall

521‧‧‧First positioning foot

53‧‧‧ side wall

54‧‧‧ Back wall

531‧‧‧Second positioning feet

6‧‧‧Metal casing

61‧‧‧ motherboard

62‧‧‧Baffle

63‧‧‧ hook

200‧‧‧ boards

The first figure is a three-dimensional combination diagram of the connection of the original electrical connector and the circuit board; the second figure is a three-dimensional schematic diagram of the separation of the original electrical connector and the circuit board; the third figure is a three-dimensional diagram of the second figure viewed from another direction The fourth figure is a schematic view of the present invention for taking out the shielding case and the metal casing; the fifth drawing is a schematic view of the fourth drawing of the fixing member; the sixth drawing is an exploded view of the original electrical connector; The exploded view of the fifth picture viewed from the other direction; The eighth figure is a schematic view of the present invention in which the electrical connector is removed from the shielded housing and the metal housing.

Hereinafter, a specific embodiment of the present electrical connector 100 will be described in conjunction with the first to eighth figures.

Referring to FIG. 1 to FIG. 4 , the present electrical connector 100 is fixed on the circuit board 200 , and includes an insulative housing 1 , a conductive terminal 2 held in the insulative housing 1 , and a metal member 3 mounted in the insulative housing 1 . A fixing member 4 sleeved on the insulative housing 1 , a shielding housing 5 covering the outside of the insulative housing 1 , and a metal housing 6 mounted on the shielding housing 5 .

Referring to FIG. 5 to FIG. 7 , the insulative housing 1 includes an injection molded first insulative housing 11 , a second insulative housing 12 , and a third insulative housing 13 . The first insulative housing 11 includes a first base 111 and a first tongue 112 extending forward from the first base 111. A pair of grooves 113 are disposed at a front position of the first base 111 on both sides. The front end of the first tongue 112 is provided with a pair of first ribs 114 extending downward and a pair of notches 115 located outside the pair of first ribs 114. The first tongue 112 is provided with a plurality of first terminal slots 110 for receiving part of the conductive terminals 2 and a first protrusion 116 of a cross shape provided at the bottom. The second insulative housing 12 includes a second base 121 and a second tongue 122 extending forward from the second base 121. A pair of protrusions 123 that are engaged with the pair of recesses 113 extend upward from the outer side of the rear end of the second base 121. The second tongue plate 122 includes a plurality of second terminal slots 120, a second convex protrusion 124 having an upper convex shape, and a pair of second convex ribs 125 protruding from the front end edge and protruding downward. The pair of second ribs 125 are snapped into the pair of notches 115 and the pair of first ribs 114 Interlocking each other. The third insulative housing 13 includes a third base 131 and a third tongue 132 extending forward from the third base 131. The rear end of the third base 131 has a front and rear insertion opening 130, and the third tongue 132 has a hollowed out hollow portion 133. A pair of snap grooves 134 are dug on both sides of the bottom of the third base 131, and an abutting groove 135 is dug in the center of the bottom of the third base 131.

The conductive terminal 2 includes a first signal terminal 21 that is retained above the first tongue 112 of the first insulative housing 11 and a second signal terminal 22 that is retained below the second tongue 122 of the second insulative housing 12 . The first signal terminal 21 includes a first contact portion 211 and a first solder portion 212 extending outside the first insulative housing 11 . The second signal terminal 22 includes a second contact portion 221 and a second solder portion 222 extending outside the third insulative housing 13 . The first contact portion 211 of the first signal terminal 21 and the second contact portion 221 of the second signal terminal 22 are vertically disposed, and the first soldering portion 212 and the second signal terminal 22 of the first signal terminal 21 are The two soldering portions 222 are located in the same plane and are disposed in two rows of front and rear. Therefore, whether the first contact portion 211 and the second contact portion 221 of the electrical connector 100 and the corresponding contact portion of the mating connector are correctly and electrically connected to each other can be ensured regardless of whether the mating connector is inserted in the forward or reverse direction. .

The metal member 3 is in the form of a flat plate, and includes a holding portion 31 held between the first base 111 of the first insulative housing 11 and the second base 121 of the second insulative housing 12, and extends forward from the holding portion 31. And the flat portion 32 and the solder fillet 33 are held between the first tongue 112 of the first insulative housing 11 and the second tongue 122 of the second insulative housing 12 . A plurality of openings 320 are dug in the flat portion 32, and the openings 320 are engaged with the first protrusions 116 and the second protrusions 124. The solder fillet 33, the first soldering portion 212 and the second soldering portion 222 are exposed together in the insulative housing 1 And thus soldered together on a printed circuit board.

The fixing member 4 includes a ring-shaped ferrule portion 41, a first retaining leg 42 extending upward from the upper end edge of the ferrule portion 41 and then horizontally bent, and a lower end edge from the ferrule portion 41. The second holding leg 43 is bent horizontally after being extended. The first holding leg 42 and the second holding leg 43 are engaged with the third base 131 of the third insulative housing 13 .

The shielding shell 5 includes a top wall 51 and a bottom wall 52 disposed above and below, a pair of side walls 53 connecting the top wall 51 and the bottom wall 52, and a rear wall 54 disposed at the rear end and spaced apart from the bottom wall 52. A pair of first positioning legs 521 are disposed on the bottom wall 52. Each of the pair of side walls 53 is bent upward to extend a second positioning leg 531. The first positioning leg 521 is locked in the abutting groove 135, and the second positioning leg 531 is locked to the locking groove 134, so that the third insulative housing 13 and the shielding housing 5 are formed. Stable buckle.

The metal casing 6 includes a curved main plate 61, a baffle 62 bent downward from the rear end edge of the main plate 61, and a hook 63 on both sides. The baffle 62 is shielded from the rear end edge of the bottom wall 52 of the shielding case 5. The hook 63 is fixed to the circuit board 200.

The first insulative housing 11 and the second insulative housing 12 are respectively injection molded. After the metal member 3 is assembled and formed, the protruding portion 123 of the second insulative housing 12 and the recess 113 of the first insulative housing 11 are engaged with each other. The second rib 125 of the second insulative housing 12 is received in the notch 115 of the first insulative housing 11 and is hooked to the first rib 114 . The first insulative housing 11 , the second insulative housing 12 , and the metal member 3 are assembled and then overmolded with the third insulative housing 13 .

The metal member 3 of the present electrical connector 100 is located between the first insulative housing 11 and the second insulative housing 12, and is injection molded by three different first insulative housings 11, second insulative housings 12 and third insulative housings 13, respectively. After being held, a fixing member 4 is disposed to enhance the stability of the first insulative housing 11, the second insulative housing 12 and the third insulative housing 13, which is safe and reliable.

In summary, this creation has indeed met the requirements of the new patent, and filed a patent application in accordance with the law. However, the above description is only a preferred embodiment of the present invention, and the scope of the present invention cannot be limited thereby. Equivalent modifications or variations made by those of ordinary skill in the art in the spirit of the present invention are still covered by the appended claims.

11‧‧‧First Insulation Body

112‧‧‧First tongue

113‧‧‧ Groove

12‧‧‧Second insulation body

122‧‧‧second tongue

123‧‧‧Protruding

13‧‧‧ Third Insulation Body

131‧‧‧ Third base

132‧‧‧ Third tongue

133‧‧‧镂空部

31‧‧‧ Holding Department

32‧‧‧ Flat section

4‧‧‧Fixed parts

Claims (10)

An electrical connector is fixed on a circuit board and includes an insulative housing, a conductive terminal having a first signal terminal and a second signal terminal, and a shielding housing sleeved outside the insulative housing, the insulative housing including the first tongue a first insulative housing and a second insulative housing having a second tongue, the first signal terminal being retained in the first tongue, the second signal terminal being retained in the second tongue, the electrical connector Further comprising a metal member between the first insulative housing and the second insulative housing, wherein the insulative housing further includes a third insulative housing having a third tongue, the third insulative body being the metal member, An insulative body and a second insulative body are oppositely injection molded and assembled, such that the third tongue covers the first tongue and the second tongue, and the first signal terminal and the second signal terminal are respectively It is exposed on the lower surface of the third tongue. The electrical connector of claim 1, wherein the metal member comprises a flat portion disposed between the first tongue and the second tongue, the third tongue having a hollow through the top and bottom The first tongue plate, the second tongue plate and the flat plate portion are received in the third tongue plate, and the first signal terminal and the second signal terminal are exposed from the hollow portion. The electrical connector of claim 1, wherein the first insulative surface of the first insulative housing is provided with a plurality of first protrusions, and the second insulative surface of the second insulative housing a plurality of second protrusions are disposed, and the metal member is provided with a plurality of openings. When the first insulating body and the second insulating body are respectively assembled on the upper and lower sides of the metal member, the first protrusion and the second protrusion are engaged with the opening. fixed. The electrical connector of claim 1, wherein the first The edge body has a first pedestal, the first base is provided with a groove at two ends, the second insulating body has a second pedestal, and the second base is provided with protrusions at both ends thereof, and the first insulating body When the second insulating body is assembled on the upper and lower sides of the metal member, the protruding portion is engaged in the groove. The electrical connector of claim 1, wherein the front end of the first tongue of the first insulative housing is provided with a notch and a first rib extending downwardly on both sides of the notch, the second insulation The second rib of the body is provided with an upwardly extending second rib. When the first insulating body and the second insulating body are respectively assembled on the upper and lower sides of the metal member, the second rib is received in the notch, and The first rib is fastened by a snap. The electrical connector of claim 1, wherein the electrical connector further comprises a fixing member having a ferrule portion, the ferrule portion being sleeved outside the third tongue. The electrical connector of claim 6, wherein the fixing member further comprises a first holding leg and a second holding leg respectively disposed on the upper and lower end edges, and the third insulating body has a third base. The first holding leg and the second holding leg clamp upper and lower ends of the third base. The electrical connector of claim 1, wherein the electrical connector further comprises a metal outer casing disposed on the shielding shell, the metal outer casing having a main plate and a rear end edge of the main plate bent upwardly and extending. a baffle that shields a rear end of the third insulative housing. The electrical connector of claim 8, wherein the metal casing has a pair of hooks, and the hook is fixed to the circuit board. The electrical connector of claim 1, wherein the first signal terminal has a first contact portion and the second signal terminal has a second contact portion The first contact portion and the second contact portion are disposed correspondingly up and down to enable the electrical connector to be forward and reverse inserted.