TWI431872B - Connector and method of manufacturing the same - Google Patents

Description

Connector and method of manufacturing same

The present invention relates to a connector and a method of manufacturing the same, and more particularly to a connector having a tongue and a method of manufacturing the same.

With the rapid development of electronic products, more and more connectors are currently provided with tongues, such as USB connectors, HDMI connectors, Displayport connectors, etc., all of which have tongues protruding into the insertion holes. The conductive terminals are arranged on the tongue for electrically connecting with the corresponding mating plugs.

For a related art, reference may be made to a connector disclosed in Taiwan Patent Publication No. M312100, which includes a first body, a second body, a first terminal set, a second terminal set, and a first and second body. The shielding housing is formed with a plug hole for receiving the mating plug, and the first and second bodies respectively have tongues protruding into the plug hole, and the first terminal group is fixed to the first body. And having a contact portion disposed on the upper surface of the tongue, the second terminal group is fixed on the second body and has a contact portion disposed on the lower surface of the tongue, and the first body is assembled to the second body, and the two tongues are The stack is integrated, and the structural strength of the two tongue pieces is low. If the insertion force of the mating plug is too large, it is easy to push the two tongues to cause relative misalignment, thereby affecting the connection stability of the connector and the mating plug.

The object of the present invention is to provide a connector having improved structural strength of a tongue and a system thereof Method of making.

In order to achieve the above object, the present invention can adopt the following technical solution: a connector is provided with a plug hole for accommodating a mating plug, and includes: an insulating body, which is provided with first and second protruding into the plug hole And the conductive terminal is disposed on at least one of the tongues and exposed to the insertion hole; wherein the first tongue is provided with a receiving groove for fixing the second tongue.

Another technical solution is also used in the present invention: a connector manufacturing method includes the following steps: First, providing a first body, the first body includes a first body and a first tongue protruding forward from the first body The first tongue is concavely provided with a receiving groove; the second step is provided with a second body, the second body comprises a second tongue; and the second step is to provide a plurality of conductive terminals, and the conductive terminals are arranged on the second tongue; In the third step, the second body is assembled on the first body, and the second tongue is fixed in the receiving groove. In the fourth step, the shielding shell is provided, and the shielding shell is wrapped around the first and second bodies, and is inserted. The hole is formed between the first tongue, the second tongue and the conductive terminal, and the insertion hole is for receiving the mating plug.

Compared with the prior art, the connector of the present invention has the structural strength of the two tongue pieces combined by fixing the second tongue in the first tongue receiving groove, so that the combined two tongue pieces can withstand from the docking. The large insertion force of the plug enhances the connection reliability of the connector.

100‧‧‧Connector

1‧‧‧ first ontology

11‧‧‧First subject

111‧‧‧First assembly space

112‧‧‧Second assembly space

117‧‧‧Departure

113‧‧‧ Positioning Department

114‧‧‧Bumps

115‧‧‧ card block

116‧‧‧ gap

118‧‧‧ recess

13‧‧‧Support board

12‧‧‧ first tongue

121‧‧‧First upper surface

122‧‧‧First lower surface

123‧‧‧ receiving trough

124‧‧‧ positioning slot

125‧‧‧ ribs

126‧‧‧ buckle department

127‧‧‧ snap groove

2‧‧‧Second ontology

21‧‧‧Second subject

211‧‧‧ convex

212‧‧‧ front face

213‧‧‧ rear end face

214‧‧‧First fixed slot

215‧‧‧First holding slot

22‧‧‧Second tongue

221‧‧‧Second upper surface

222‧‧‧Second lower surface

224‧‧‧Second holding slot

225‧‧‧Second fixing slot

226‧‧‧3rd fixing slot

227‧‧‧Flange

3‧‧‧First terminal group

31‧‧‧First Holding Department

32‧‧‧First contact

33‧‧‧First Welding Department

4‧‧‧Second terminal group

41‧‧‧Second holding unit

42‧‧‧Second contact

43‧‧‧Second welding department

44‧‧‧Connecting Department

5‧‧‧Fiber optic modules

52‧‧‧Optical Receiver

53‧‧‧ Groove

6‧‧‧Shaded housing

60‧‧‧ Sockets

61‧‧‧ top wall

614‧‧‧ notch

62‧‧‧ bottom wall

63‧‧‧ side wall

632‧‧‧holding feet

633‧‧‧ bumps

635‧‧‧ bayonet

636‧‧‧Buckle film

The first figure is a perspective view of the connector of the present invention.

The second figure is a perspective view of another angle of the first figure.

The third figure is a cross-sectional view taken along the line III-III in the first figure.

The fourth figure is an exploded perspective view of the connector in the first figure.

The fifth figure is an exploded perspective view of another angle of the fourth figure.

The sixth figure is an exploded perspective view of the second body and the conductive terminals in the fifth figure.

The seventh figure is a perspective exploded view of another angle of the sixth figure.

Referring to the first to seventh figures, the connector 100 of the present invention is a high-speed USB socket connector mounted on a circuit board (not shown), compatible with USB 2.0 and USB 3.0 standards, and can be used for plugging. USB 2.0 plug, USB 3.0 plug or fiber plug. The connector 100 includes an insulative housing, a plurality of conductive terminals received in the insulating body, a fiber optic module 5 assembled to the rear end of the insulative housing, and a metal shielding housing 6 covering the insulative housing.

The insulative housing includes a first body 1 and a second body 2 assembled on the first body 1. The first body 1 includes a first body 11 and a first tongue 12 projecting forward from an intermediate portion of the first body 11 and A support plate 13 projecting forwardly from the bottom of a main body 11 is formed, and the first tongue 12 and the support plate 13 are parallel to each other and longer than the support plate 13. The first body 11 is provided with first and second assembly spaces 111 and 112 penetrating rearward and a horizontal plate-shaped partition portion 117 interposed between the first and second assembly spaces 111 and 112. The front end of the second assembly space 112 is provided. The positioning portion 113 of the upper and lower inner side walls is connected. The first tongue 12 has a first upper surface 121 and a first lower surface 122. The first upper surface 121 is recessed with a receiving groove 123 extending horizontally from the first assembly space 111 and extending from the receiving groove 123. The positioning groove 124 is shallower than the receiving groove 123, and the rib 125 is disposed between the adjacent positioning grooves 124. The first tongue 12 is provided with a receiving groove on both sides of the first tongue 12. The latching portion 126 protruding in the 123, the latching portion 126 is equivalent to the length of the receiving slot 123 The top surface of the locking portion 126 is the first upper surface 122. The two sides of the receiving groove 123 are provided with a locking groove 127 having a "ㄈ" type structure, and the locking portion 126 is a top wall of the locking groove 127. The top of the first body 11 is provided with a plurality of bumps 114. The two side walls are convexly provided with a block 115, and the rear ends of the two side walls are provided with a notch 116.

The second body 2 includes a second body 21 and a second tongue 22 projecting forwardly from the top of the second body 21. The second body 21 is assembled forwardly in the first assembly space 111 such that the second tongue 22 is completely fixed to the first body. In the receiving groove 123 of the tongue piece 12, the overlapping portion of the two tongue pieces 12, 22 in the thickness direction thereof is the thickness of the second tongue piece 22. The two side walls of the second body 21 are provided with the convex portion 211, and the first assembly space 111 The inner side wall is provided with a recess 118 that is engaged with the convex portion 211. The bottom of the second tongue 22 is provided with a flange 227 received in the latching groove 127. The latching portion 126 is fastened to the flange 227 for restricting the upward movement of the second tongue 22. The receiving groove 123 is shallow, and the second tongue 22 is restricted from moving forward. The second body 21 has opposite front and rear end faces 212 and 213. The second tongue 22 is provided with a second upper surface 221 and a second lower surface. The surface 222, the first and second upper surfaces 221, 121 are located on the same horizontal plane, and the front end surface 212 of the second body 21 is provided with a first fixing groove 214 penetrating downwardly through the second body 21, and the rear end surface 213 is provided with a downwardly extending surface. The first holding groove 215, the second upper surface 221 of the second tongue 22 is provided with a second holding groove 224 extending horizontally forward from the top end of the first holding groove 215, and the second holding groove 224 does not penetrate the second tongue 22 forward. The second lower surface 222 of the second tongue 22 is provided with a second fixing groove 225 extending forward from the top end of the first fixing groove 214, and the front end of the second tongue 22 is provided to extend upward from the second fixing groove 226 through the second tongue The third fixing groove 226 of the sheet 22.

The conductive terminal includes first and second terminal groups 3, 4. The first terminal group 3 is a USB 2.0 type socket connector terminal for connecting a USB 2.0 type standard plug, and the first and second terminal groups 3 and 4 together form a USB. 3.0 socket connector terminal for connecting USB 3.0 Type standard plug. The first terminal group 3 includes a first angled first holding portion 31, an arc-shaped first contact portion 32 that extends obliquely upward from the front end of the first holding portion 31, and a first end portion of the first holding portion 31 that extends vertically downward from the insulating body. a first retaining portion 31 is retained in the first and second retaining slots 215, 224, and the first contact portion 32 projects upwardly from the second upper surface 221 of the second tab 22 for corresponding docking. The plug is in elastic contact.

The second terminal group 4 includes a right-angled second holding portion 41, a connecting portion 44 that extends vertically upward from the front end of the second holding portion 41, and a flat second contact portion 42 that extends horizontally forward from the connecting portion 44 and The rear end of the second holding portion 41 extends vertically downward from the second soldering portion 43 of the insulative housing. The second retaining portion 41 is retained in the first and second fixing slots 214 and 225, and the connecting portion 44 is received in the third fixing slot 226. The second contact portion 42 protrudes from the front of the second tongue 22 and is received in the positioning groove 124 of the first tongue 12 for contact with the corresponding mating plug. The protruding portion 228 is located above the portion of the second contact portion 42. The second contact portion 42 is restricted from moving upward.

The optical fiber module 5 is provided with an optical signal receiving portion 52, a recess 53 fixed to the positioning portion 113 of the first body 1, and an optical fiber (not shown) for transmitting the optical signal to the circuit board. The optical signal receiving portion 52 can be a The lens is disposed at the front end of the optical fiber module 5. By providing the optical fiber module 5, the signal transmission speed of the connector 100 can be greatly improved.

The shielding housing 6 is formed around the first and second tongues 12 and 22 and has a receiving hole 60 for receiving the mating plug. The insertion hole 60 is formed in the shielding shell 6 and the first and second tongues 12 and 22 Between the first and second contact portions 32 and 42 and the optical signal receiving portion 52, the shielding housing 6 includes a top wall 61, a bottom wall 62, and two side walls 63 connected between the top wall 61 and the bottom wall 62. The support plate 13 of a body 1 is supported upwardly on the bottom wall 62 for limiting deformation of the bottom wall 62. The rear end edge of the top wall 61 is provided with a recess 614 for fixing the protrusion 114 of the first body 1 for limiting the first The body 1 moves forward relative to the shielding shell 6, and the two side walls 63 are divided A bayonet 635 corresponding to the first body 1 block 115 is disposed, and the card block 115 is heat-sealed in the bayonet 635 to eliminate the gap between the card block 115 and the bayonet 635. The rear end edge extends inwardly with a fastening piece 636 that is fastened in the notch 116 of the first body 1 to restrict the rearward movement of the first body 1 relative to the shielding shell 6. The two side walls 63 are also vertically extended downward. The holding leg 632 is fixed to the mounting hole (not shown) of the circuit board, and the inner side of the holding leg 632 is flushed with the arc-shaped sheet-like protrusion 633 to the outside.

The optical fiber module 5 is assembled in the second assembly space 112 from the rear end of the first body 1. The optical signal receiving portion 52 is located at the rear end of the insertion hole 60. The first contact portion 32 and the second contact portion 42 are both located in the light. The front bottom side of the signal receiving unit 52.

When the connector 100 of the present invention is manufactured, the first step is to provide the first body 1; the second step is to provide the second body 2; and the second step is to provide the first and second terminal groups 3, 4, which will be the first and second The second group 2 is assembled on the first body 1 and the second tongue 12 is fixed in the receiving groove 123 of the first tongue 12; In four steps, the optical fiber module 5 is provided, and the optical fiber module 5 is assembled on the first body 1. Finally, the shielding case 6 is provided, and the shielding case 6 is wrapped around the first and second bodies 1, 2.

The invention is characterized in that the second tongue piece 22 is fixed in the receiving groove 123 of the first tongue piece 12 and supported by the first tongue piece 12, so that the structural strength after the two tongue pieces 12, 22 are combined is improved, so that the two combined pieces are improved. The tongues 12, 22 can withstand greater insertion and removal forces from the docking plugs, enhancing the reliability of the connection of the connector 100 to the docking plug. In addition, the first and second terminal groups 3, 4 are all disposed on the second body 2, which facilitates assembly of the connector 100.

In summary, the present invention complies with the requirements of the invention patent and submits a patent application according to law. However, the above is only a preferred embodiment of the present invention, and the scope of the present invention is not The equivalents of the embodiments of the present invention are intended to be within the scope of the following claims.

100‧‧‧Connector

12‧‧‧ first tongue

121‧‧‧First upper surface

126‧‧‧ buckle department

127‧‧‧ snap groove

22‧‧‧Second tongue

221‧‧‧Second upper surface

227‧‧‧Flange

3‧‧‧First terminal group

4‧‧‧Second terminal group

5‧‧‧Fiber optic modules

6‧‧‧Shaded housing

Claims (20)

A connector is provided with a plug hole for receiving a mating plug, comprising: an insulative housing having first and second tabs protruding into the plug hole; and a conductive terminal disposed on at least one of the connectors The tongue is exposed to the insertion hole; wherein the first tongue is provided with a receiving groove for fixing the second tongue, the receiving groove is disposed above the first tongue and extends horizontally rearward through the first tongue, the second tongue Supported by the first tongue and received in the receiving slot. The connector of claim 1, wherein the first and second tabs at least partially overlap in a thickness direction. The connector of claim 1, wherein the two sides of the receiving groove are provided with a locking groove extending through the first tongue and a buckle portion surrounding the top of the locking groove, the buckle groove is “ㄈ” a type of structure, the two sides of the second tongue are provided with a flange fixed in the buckle groove, and the buckle portion is buckled on the flange to restrict the second tongue from moving upward relative to the first tongue. The second tongues respectively have opposite upper and lower surfaces, and the upper surfaces of the first and second tongues are located on the same plane. The connector of claim 1, wherein the front end of the first tongue is recessed downwardly with a positioning slot adjacent to the receiving slot, and the positioning slot is shallower than the receiving slot for limiting the second tongue relative to the first A tongue piece moves forward, and the conductive terminal is provided with a plurality of contact portions positioned in the positioning groove, and the positioning groove is provided with a rib located between the adjacent contact portions. The connector of claim 4, wherein the conductive terminal comprises a first and a second terminal set, and the first terminal set is a USB 2.0 type socket connector terminal for connecting a USB 2.0 type butt plug, first, The second terminal group collectively constitutes a USB 3.0 type socket connector terminal for connecting a USB 3.0 type butt plug, the first terminal set includes a first contact portion protruding from the upper surfaces of the first and second tongues, and the second terminal group includes a second contact located in front of the first contact portion and the second tab The second contact portion is positioned in the positioning groove, and the first and second contact portions are located on the same side of the first tongue. The connector of claim 1, wherein the insulative housing comprises first and second bodies, the first body comprises a first body connected to the rear end of the first tab, and the second body comprises a second tongue a second body of the rear end, the first body comprising a first assembly space extending through the first body and extending forwardly to the receiving slot, the second body being assembled in the first assembly space. The connector of claim 6, wherein the second body has opposite front and rear end faces, the second tongue protrudes from the front end of the second body, and the second tongue has a relative arrangement. a lower surface, a rear end surface is provided with a first holding groove extending through the second main body, and an upper surface is provided with a second holding groove extending forward from the first holding groove, and the first terminal group includes the first and the second terminal group a first holding portion of the second holding groove, a first contact portion protruding upward from the first holding portion into the insertion hole, and a first welding portion extending from the first holding portion to the insulating body, the front end surface is provided to penetrate downward a first fixing groove of the second body, the lower surface is provided with a second fixing groove extending forward from the first fixing groove, and the front end of the second tongue is provided with a third extending upward from the second fixing groove and penetrating through the second tongue The second terminal group includes a second holding portion received in the first and second holding grooves, a connecting portion bent upward from the second holding portion and received in the third fixing groove, and the connecting portion is forwarded from the connecting portion. a second contact portion protruding from the second tongue and from the second holding portion Extending out of the second welded portion of the insulative housing. The connector of claim 1, wherein the connector further comprises a fiber optic module assembled on the insulative housing, the fiber optic module is provided with an optical signal receiving portion exposed in the insertion hole, and the conductive terminal is exposed The portion in the insertion hole and the optical signal receiving portion are located on the same side of the first tongue. The connector of claim 8, wherein the connector further comprises a metal shielding shell covering the insulative housing, the insertion hole being formed in the shielding housing, the first and second tongues, the conductive terminal and Between the optical receiving portions, the insulative housing includes first and second bodies, and the first body includes a first body coupled to the rear end of the first tab, and the first body is disposed to extend through the first body a first and a second assembly space extending into the insertion hole and a horizontal partition between the first assembly space and the second assembly space, the second body being connected to the rear end of the second tongue and assembled A second body in the assembly space, the fiber optic module is fixed to the second assembly space. A connector manufacturing method includes the following steps: First, providing a first body, the first body includes a first body and a first tongue protruding forward from the first body, the first tongue being recessed with a receiving groove a receiving groove extending through the first tongue; a second step, providing a second body, the second body comprising a second tongue; and a second step, providing a plurality of conductive terminals, the conductive terminals being arranged on the second tongue; In three steps, the second tongue is assembled from the back to the front on the first tongue, and the second tongue is fixed in the receiving groove; in the fourth step, the shielding shell is provided, and the shielding shell is wrapped around the first and second bodies Externally, a plug hole is formed between the first tongue, the second tongue and the conductive terminal, and the plug hole is for receiving the mating plug. The connector manufacturing method of claim 10, wherein the second tongue is supported on the first tongue, and the first and second tongues have opposite upper and lower surfaces, and two tongues. The upper surfaces are on the same plane. The connector manufacturing method of claim 10, wherein the two sides of the receiving groove are provided with a "ㄈ" type snap groove and a buckle portion surrounding the top of the buckle groove, and the second tongue is on both sides A flange fixed in the buckle groove is provided, and the buckle portion is buckled on the flange to restrict the second tongue from moving upward relative to the first tongue. The connector manufacturing method of claim 10, wherein the front end of the first tongue is concavely disposed with a positioning groove adjacent to the receiving groove, and the positioning groove is shallower than the receiving groove to limit the second tongue. The first terminal piece is moved forward relative to the first tongue, and the conductive terminal is provided with a contact portion positioned in the positioning groove. The connector manufacturing method of claim 10, wherein the first body is provided with a first assembly space extending rearward from the receiving slot through the first body, and the second body is connected to the second The rear end of the tongue is assembled to the second body in the first assembly space. The method of manufacturing a connector according to claim 10, further comprising: providing a fiber optic module, the optical fiber module being assembled on the first body, the optical fiber module having an optical signal receiving portion exposed in the insertion hole and Connect the optical signal to the fiber on the board. The connector manufacturing method of claim 15, wherein the conductive terminal has a contact portion exposed to the insertion hole, the optical signal receiving portion is located behind the contact portion, and the optical signal receiving portion and the contact portion are located at the first tongue. The same side of the piece. The connector manufacturing method of claim 15, wherein the first body is provided with a second assembly space extending through the first hole from the insertion hole, and the fiber module is assembled in the second assembly space. The connector manufacturing method of claim 13, wherein the conductive terminal comprises a first terminal group and a second terminal group, and the first terminal group is a USB 2.0 type socket connector terminal for connecting a USB 2.0 type butt plug, 1. The second terminal group together constitutes a USB 3.0 type socket connector terminal for connecting a USB 3.0 type butt plug, and the first terminal group includes a first contact portion protruding from the upper surfaces of the first and second tongues, and the second terminal The group includes a second contact portion located in front of the first contact portion and the second tongue. The second contact portion is positioned in the positioning groove, and the first and second contact portions are located on the same side of the first tongue. The connector manufacturing method of claim 18, wherein the second body comprises a second body connected to a rear end of the second tongue, the second body has opposite front and rear end faces, and the second tongue The front surface protrudes from the front end of the second body, the second tongue has a top surface and a lower surface, and the rear end surface is provided with a first holding groove extending through the second body. The upper surface is provided with the first holding groove. a first holding portion, wherein the first terminal group includes a first holding portion received in the first and second holding grooves, and a first contact portion protruding upward from the first holding portion into the insertion hole and the first contact portion a holding portion extends from the first welding portion of the insulating body, the front end surface is provided with a first fixing groove penetrating downwardly through the second body, and the lower surface is provided with a second solid extending forward from the first fixing groove The second tongue is provided with a third fixing groove extending upward from the second fixing groove and penetrating through the second tongue, and the second terminal group includes a second holding portion received in the first and second holding grooves. a connecting portion that is bent upward from the second holding portion and received in the third fixing groove, a second contact portion that protrudes forward from the connecting portion to the second tongue, and a portion that extends from the second holding portion to the insulating body Second welding department. The connector manufacturing method of claim 15, wherein the first body is provided with a second assembly space for assembling the second body and a partition between the first and second assembly spaces.