CN204407611U - Universal serial bus connector - Google Patents

Abstract

The utility model discloses a universal serial bus connector, including an insulator, a hyoplastron, a plurality of first conductive terminal and a plurality of second conductive terminal. The tongue plate is arranged at the front part of the insulating body and is separated from the insulating body by a distance; the front ends of a plurality of first conductive terminals are integrally formed on the tongue plate and are respectively provided with a contact part, the contact parts are transversely arranged and respectively protrude out of the lower surface of the tongue plate, and the rear ends of the first conductive terminals are integrally formed in the insulating body; the second conductive terminals are integrally formed on the tongue plate and are respectively welded on the corresponding first conductive terminals, and each second conductive terminal is provided with a contact part, and each contact part is transversely arranged, protrudes out of the upper surface of the tongue plate and is in one-to-one symmetry with the contact part of each first conductive terminal. The utility model discloses universal serial bus connector positive and negative can all insert the use, convenience of customers's use.

Description

Universal Serial Bus connector

technical field

The utility model relates to a connector, in particular to a universal serial bus connector.

Background technique

In order to unify the connectors of different devices to improve the versatility of the connector, the Universal Serial Bus (USB) connector is currently the most common connection interface for calculators, and the USB connector is an external device that supports plug and play. Bus, the USB connector can be used to connect a variety of peripheral devices, including speakers, telephones, joysticks, printers, scanners and cameras, etc. With the popularization of USB connectors, USB connectors have been widely used in charging and data transmission fields.

Referring to FIG. 1 , a conventional USB connector 100 ′ includes an insulating body 10 ′, a plurality of conductive terminals 20 ′, and a rectangular frame-shaped shielding shell 30 ′. A rectangular docking portion 11 ′ protrudes forward from the lower part of the front end of the insulating body 10 ′, the rear end of the conductive terminal 20 ′ is fixed in the insulating body 10 ′, and the front end of the conductive terminal 20 ′ is integrally formed on the docking portion 11 ' and protrude from the upper surface of the docking part 11'. The rear end of the shielding shell 30' is fixed in the insulating body 10', the front end of the shielding shell 30' is surrounded by the periphery of the docking part 11', and a circle is formed between the shielding shell 30' and the docking part 11'. Insertion space 40'.

Existing USB connectors need to be inserted on the front and back sides. If they are reversed, they cannot be inserted into the docked socket connector. If they are forced to be inserted, the docking tongue or the docking terminal of the docking socket connector will be damaged.

Therefore, it is necessary to provide a universal serial bus connector that can be inserted into both the front and the back, so as to facilitate the use of users.

Utility model content

The purpose of this utility model is to provide a universal serial bus connector that can be inserted into the front and back for the defects and insufficiencies of the prior art, so as to facilitate the use of users.

In order to achieve the above object, the utility model provides a universal serial bus connector, which includes an insulating body, a tongue plate, a plurality of first conductive terminals, a plurality of second conductive terminals and a shielding shell. A guiding slot is formed on the front of the insulating body; the tongue plate is arranged on the front of the insulating body and is spaced from the insulating body by a distance; each of the first conductive terminals has a base plate, and a contact portion is provided on the front end of each base plate. The rear ends of the substrates are horizontally arranged and integrally formed in the insulating body and welded to a transmission cable respectively. The middle parts of each substrate are horizontally arranged and accommodated in the guide slots. The front ends of each substrate are integrally formed on the tongue plate. The contact parts are horizontally arranged and respectively protrude downward from the lower surface of the tongue plate; a number of second conductive terminals are integrally formed on the tongue plate, each having a contact part and a welding part, and each second conductive terminal passes through the welding part respectively. Welded on a corresponding first conductive terminal, thereby achieving electrical connection with a corresponding first conductive terminal, each contact portion is arranged in a horizontal direction, respectively protruding upward from the upper surface of the tongue plate and connecting with a plurality of first conductive terminals The contact parts are symmetrical one by one; the rear part of the shielding shell is set on the outside of the insulating body, the front part is in the shape of a rectangular frame, and a plugging space is formed between the front part, the tongue plate and the insulating body.

As a further improvement, a slot is opened upwards at the rear of the lower surface of the insulating body, and the rear ends of the substrates of the first conductive terminals are respectively connected with a solder tail, and the solder tails are integrally formed on the insulating body in a horizontal arrangement. Inside, the lower surface of each welding tail is flush with the top wall of the notch and is respectively welded with a transmission cable.

As a further improvement, the plurality of first conductive terminals include a first terminal, a first signal terminal, a second signal terminal and a second terminal; the first terminal has a strip-shaped first substrate, The front end edge of the first base plate is connected with a first holding part that is bent downwards and then extended to the front left and finally extended forward. The first contact part; the first signal terminal has a long second substrate, the front edge of the second substrate is connected to a second holding part that is bent downwards and extended forwards, the second A second contact portion protruding from the lower surface of the second holding portion is punched downwards from the upper surface of the holding portion; the second signal terminal has a long third substrate, and the front edge of the third substrate is connected to a first The third holding portion is bent downwards and extended forwards, the upper surface of the third holding portion is punched downward to form a third contact portion protruding from the lower surface of the third holding portion; the second terminal has a The fourth substrate, the front edge of the fourth substrate is connected with a fourth holding part that is bent downwards and then extended forward, and the upper surface of the fourth holding part is punched downward to set a first part that protrudes from the lower surface of the fourth holding part. Four contact parts; the front ends of the first substrate, the second substrate, the third substrate, the fourth substrate and the first holding part, the second holding part, the third holding part and the fourth holding part are respectively transverse from right to left The array is integrally formed in the tongue plate, and the first contact portion, the second contact portion, the third contact portion and the fourth contact portion protrude from the lower surface of the tongue plate; the first base plate, the second base plate, the third contact portion The middle parts of the substrate and the fourth substrate are horizontally arranged and accommodated in the guiding slot.

As a further improvement, the plurality of second conductive terminals include a third terminal, a third signal terminal, a fourth signal terminal and a fourth terminal; the third terminal has a strip-shaped fifth substrate, The rear end edge of the fifth base plate is connected with a first connecting portion extending upwards and backwards, then horizontally extending to the right, and then bending and extending downwards to the right. The end of the first connecting portion is connected to extend to the right and then The first welding part extending forward, the front edge of the fifth substrate is connected with a fifth holding part that is bent upwards and extended to the front right, and finally extended forwards, the lower surface of the fifth holding part is punched upwards A fifth contact portion protruding from the upper surface of the fifth holding portion; the third signal terminal has a sixth holding portion in the shape of a rectangular plate, and the lower surface of the sixth holding portion is punched upward with a protruding sixth holding portion The sixth contact part on the surface, the right side of the rear end edge of the sixth holding part is connected with a second welding part extending to the right rear and then extending to the right; the fourth signal terminal has a rectangular plate-shaped seventh holding part The lower surface of the seventh holding part is punched upward to form a seventh contact part that protrudes from the upper surface of the seventh holding part, and the front end of the left edge of the seventh holding part is connected with a second connection that first extends to the left and then extends to the lower left part, the end edge of the second connecting part is connected with a third welding part extending to the left; the fourth terminal has a long strip-shaped sixth substrate, and the front end edge of the sixth substrate is connected with a first bending upwards and extending to The eighth holding part that extends from the right front and finally extends forward. The lower surface of the eighth holding part is punched upward to form an eighth contact part that protrudes from the upper surface of the eighth holding part. The rear end of the left side of the eighth holding part is connected to There is a third connecting part that bends and extends to the upper left, then extends to the left, and then bends and extends to the lower left. The front edge of the third connecting part is connected to a fourth welding part that extends to the left and then extends forward; The front end of the fifth substrate and the fifth holding part, the sixth holding part and the second welding part, the seventh holding part and the second connecting part and the third welding part, and the front end of the sixth substrate and the eighth holding part are respectively from the left The ones arranged horizontally to the right are integrally formed in the tongue plate, and the fifth holding part, the sixth holding part, the seventh holding part and the eighth holding part are arranged in the fourth holding part, the third holding part and the second holding part in one-to-one correspondence. The holding part is directly above the first holding part; the first welding part of the third terminal is welded to the rear part of the upper surface of the first substrate of the first terminal, and the third terminal is electrically connected to the first terminal; The second welding part of the three signal terminals is welded to the front part of the upper surface of the second substrate of the first signal terminal, and the third signal terminal is electrically connected to the first signal terminal; the third welding part of the fourth signal terminal is welded to The front part of the upper surface of the third holding part of the second signal terminal, the fourth signal terminal and the second signal terminal are electrically connected; the fourth welding part of the fourth terminal is welded to the upper surface of the fourth substrate of the second terminal In the rear part, the fourth terminal and the second terminal are electrically connected, and the fifth contact part, the sixth contact part, the seventh contact part and the eighth contact part respectively protrude from the upper surface of the tongue plate; The middle parts of the six substrates and the middle parts of the first substrate, the second substrate, the third substrate and the fourth substrate are horizontally arranged and accommodated in the inside the guide slot.

As a further improvement, the tongue plate includes a first plate body and a second plate body; the first holding part, the second holding part, the third holding part and the fourth holding part are transverse from right to left The arrangement is integrally formed on the first plate body, and the first contact part, the second contact part, the third contact part and the fourth contact part respectively protrude from the lower surface of the first plate body; the fifth holding part, the second contact part The six holding parts, the seventh holding part and the eighth holding part are respectively arranged on the upper surface of the first board from left to right, and the fifth contact part, the sixth contact part, the seventh contact part and the eighth contact part are respectively arranged on the The upper surface of the first plate body is arranged symmetrically with the first contact portion, the second contact portion, the third contact portion and the fourth contact portion in one-to-one correspondence; A plurality of openings penetrating through the upper surface and the lower surface of the second plate body, the second plate body is integrally formed on the outside of the first plate body, the front ends of the first substrate, the second substrate, the third substrate, and the fourth substrate And the first holding part, the second holding part, the third holding part and the fourth holding part are respectively integrally formed with the first plate body in the second plate body, the first contact part, the second contact part, the third contact part and the first contact part The four contact parts are respectively accommodated in an opening and protrude downward from the lower surface of the second plate body; the front end of the fifth substrate and the fifth holding part, the sixth holding part and the second welding part, the seventh holding part part, the second connecting part, the third welding part, the front end of the sixth substrate and the eighth holding part are integrally formed with the first plate body in the second plate body respectively, the fifth contact part, the sixth contact part and the seventh contact part The eighth contact part and the eighth contact part are respectively accommodated in an opening and protrude upward from the upper surface of the second plate body.

As a further improvement, the front end of the second plate protrudes from a mushroom head-shaped guide portion that is higher than the upper surface and the lower surface of the second plate.

As a further improvement, the insulating body includes a first body and two second bodies; the front part of the upper surface of the first body is downwardly provided with a U-shaped first installation groove that runs through the left and right sides of the first body , the front part of the lower surface of the first body is upwardly provided with a U-shaped second installation groove that runs through the left and right sides of the first body; the second body has a base, and both sides of the rear surface of the base extend backward. The extension part is connected with a transversely extending clamping part between the ends of the two extension parts. The front part of the inner surface of the base is provided with a forward and inwardly inclined guiding slope, and the rear part of the inner surface of the base is provided with a through to the The third slot on the back surface of the holding part; the two second bodies are oppositely assembled on the upper and lower parts of the first body, and the extension parts and the holding parts of the two second bodies are respectively locked in the first mounting groove and the first mounting slot of the first body In the second installation groove, the upper part and the lower part of the front end surface of the first body respectively abut against the front walls of the two third draw-in grooves, the two guide slopes are oppositely arranged, and the front parts of the two bases are surrounded by the first body to form the Guide slotting.

As a further improvement, the slot is opened upward from the rear of the lower surface of the first body; the left side of the rear end edge of the first substrate is connected with a first solder tail extending leftwards and then backwards, A second solder tail portion extends backward from the rear end edge of the second substrate, a third solder tail portion extends backward from the rear end edge of the third substrate, and a rear end edge of the fourth substrate extends backward A fourth solder tail portion; the rear end of the first substrate of the first terminal and the first solder tail portion, the rear end of the second substrate of the first signal terminal and the second solder tail portion, and the third substrate of the second signal terminal The rear part and the third solder tail part, the rear end of the fourth substrate of the second terminal and the fourth solder tail part, the rear end of the fifth substrate of the third terminal and its first connection part and the first welding part, the fourth terminal The rear part of the sixth substrate, the third connecting part and the fourth welding part are integrally formed in the first body, and the first solder tail part, the second solder tail part, the third solder tail part and the fourth solder tail part are arranged in the slot , the lower surfaces of the first solder tail, the second solder tail, the third solder tail and the fourth solder tail are flush with the top wall of the notch and are respectively welded to a transmission cable.

As a further improvement, the shielding housing includes a first housing and a second housing in the shape of a rectangular frame; the first housing has a main body surrounded by a rectangular frame, and the rear end surface of the main body An inverted U-shaped extension extends backward from the upper part of the body, the main body is sleeved on the front of the first body, and the rear of the first body is accommodated in the extension; the rear of the second housing is sleeved on the The front part of the first housing is welded together with the first housing, and the front part of the second housing accommodates the tongue plate and the front parts of the bases of the two second bodies in it, and the front part of the second housing is connected to the front part of the second housing. The insertion space is formed between the tongue plate and the base.

As a further improvement, the upper and lower parts of the front end edge of the main body of the first housing are connected with a first clamping plate that is first bent outward and then extended forward, and the left and right side edges of the main body are connected with a first The second clamping plate that is bent outwards and extended forward; the outer surface of the base is provided with a first slot that runs through the rear surface of the base, and the rear parts of the left and right sides of the base are provided with a slot that runs through the inner surface of the base and the back of the base. The second card slot on the surface; the two first card boards are respectively clamped in a first card slot, and the two second card boards are respectively clamped in two second card slots on the same side and respectively abut against the On the front walls of the two second clamping slots; the rear part of the second housing is sleeved on the outside of the first clamping plate and the second clamping plate and welded together with the first clamping plate.

As mentioned above, the second conductive terminal of the universal serial bus connector of the present invention is respectively welded to a corresponding first conductive terminal through the welding part, so as to achieve electrical connection with a corresponding first conductive terminal. , the tongue plate is inserted forward, the front part of each substrate is bent upward, the contact portion of each first conductive terminal is electrically connected to the butt terminal respectively, when reversely inserted, each second conductive terminal is respectively electrically connected to a corresponding butt terminal Connection, so that both the front and back sides of the universal serial bus connector can be inserted for use, which is convenient for users.

Description of drawings

FIG. 1 is a perspective view of a prior art USB connector.

FIG. 2 is a perspective view of an embodiment of the universal serial bus connector of the present invention.

FIG. 3 is an exploded perspective view of the USB connector shown in FIG. 1 .

FIG. 4 is an exploded perspective view of the USB connector shown in FIG. 1 from another angle.

5 is a perspective view of welding and assembling each first conductive terminal and each second conductive terminal of the USB connector of the present invention.

FIG. 6 is a perspective view of the USB connector of the present invention without a shielding case assembled.

FIG. 7 is a perspective view of the USB connector of the present invention without a second housing assembled.

FIG. 8 is a schematic diagram of the USB connector and the docking socket connector of the present invention starting to be plugged.

FIG. 9 is a schematic diagram of the utility model after the USB connector and the docking socket connector are plugged together.

Each reference numeral in the figure is explained as follows.

Universal Serial Bus Connector 100

Insulation Body 10 First Body 11

First installation groove 111 Fastening groove 112

The second installation slot 113 lack of slot 114

First Groove 115 Second Body 12

Base 121 Extension 122

Holder 123 The first card slot 124

Guide slope 125 The second card slot 126

The second groove 127 The third card slot 128

Guide groove 13 Tongue plate 20

First board 21 Second board 22

Hole 221 Guide part 222

First conductive terminal 30 First terminal 31

First substrate 311 First solder tail 312

The first holding part 313 The first contact part 314

First signal terminal 32 Second substrate 321

The second welding tail 322 The second holding part 323

Second contact part 324 Second signal terminal 33

The third substrate 331 The third solder tail 332

The third holding part 333 The third contact part 334

The second terminal 34 The fourth substrate 341

The fourth welding tail 342 The fourth holding part 343

Fourth contact part 344 second conductive terminal 40

Third Terminal 41 Fifth Substrate 411

The first connecting part 412 The first welding part 413

The fifth holding part 414 The fifth contact part 415

The third signal terminal 42 The sixth holding part 421

The sixth contact part 422 The second welding part 423

The fourth signal terminal 43 The seventh holding part 431

The seventh contact part 432 The second connecting part 433

The third welding part 434 The fourth terminal 44

The sixth substrate 441 The eighth holding part 442

The eighth contact part 443 The third connection part 444

The fourth welding part 445 shielding shell 50

First shell 51 Main body part 511

The first pallet 512 The second pallet 513

Concave part 514 Locking shrapnel 515

extension part 516 second housing 52

Mating Space 60 Socket Connector 200

Butt tongue plate 201 Butt terminal 202.

Detailed ways

In order to describe the technical content, structural features, achieved purpose and effect of the present utility model in detail, the following will be described in detail in combination with specific embodiments and accompanying drawings.

Please refer to Fig. 2, Fig. 4, Fig. 6 and Fig. 8, the universal serial bus connector 100 of the present utility model is used for plugging with a mating socket connector 200, and includes an insulating body 10, a tongue plate 20, a plurality of first The conductive terminal 30 , a plurality of second conductive terminals 40 and a shielding case 50 .

Referring to FIGS. 3 and 4 , the insulating body 10 includes a first body 11 and two opposite second bodies 12 fixed on the first body 11 . The first body 11 has a rectangular shape. The front part of the upper surface of the first body 11 is downwardly opened with a U-shaped first installation groove 111 penetrating through the left and right sides of the first body 11. The middle part of the upper surface of the first body 11 is A fastening groove 112 communicating with the first mounting groove 111 is defined, and a U-shaped second mounting groove 113 is defined upwards through the left and right sides of the first body 11 at the front of the lower surface of the first body 11 . A slot 114 is opened upwards at the rear of the lower surface of the first body 11 , and a first groove 115 connecting the slot 114 and the second installation slot 113 is opened upwards on both left and right sides of the lower surface of the first body 11 .

Please continue to refer to Figures 3 and 4, the second body 12 has a rectangular base 121, an extension 122 is extended from both sides of the rear surface of the base 121, and an extension 122 is connected between the ends of the two extensions 122. The clamping portion 123 extends laterally. The outer surface of the base 121 is provided with a first draw-in groove 124 that runs through the rear surface of the base 121, the front portion of the inner surface of the base 121 is provided with a forward and inwardly inclined guide slope 125, and the rear portions of the left and right sides of the base 121 are Each defines a second engaging slot 126 penetrating through the inner surface of the base 121 and the rear surface of the base 121 . Both sides of the outer surface of the locking portion 123 are recessed downwards with a second groove 127 penetrating through the rear surface of the locking portion 123 . A rear portion of the inner surface of the base portion 121 defines a third locking slot 128 penetrating to the rear surface of the locking portion 123 .

Please refer to FIG. 3 , FIG. 4 and FIG. 6 , the tongue plate 20 is disposed in the middle of the front of the insulating body 10 and spaced from the insulating body 10 by a distance. The top surface of the tongue plate 20 is downwardly provided with several openings 221 arranged transversely and penetrating through the upper surface and the lower surface of the tongue plate 20 . Specifically, the tongue plate 20 includes a first plate body 21 and a second plate body 22 . The first plate body 21 is rectangular, the second plate body 22 is rectangular, and the top surface of the second plate body 22 is provided with horizontally arranged holes that run through the upper surface and the lower surface of the second plate body 22. In the plurality of openings 221 , a mushroom head-shaped guiding portion 222 protrudes from the front end of the second plate 22 , which is higher than the upper surface and the lower surface of the second plate 22 .

Please refer to FIG. 3 , each of the plurality of first conductive terminals 30 has a substrate, a contact portion is respectively provided at a front end of each substrate, and a solder tail portion is respectively connected to a rear end of each substrate. Specifically, the plurality of first conductive terminals 30 includes a first terminal 31 , a first signal terminal 32 , a second signal terminal 33 and a second terminal 34 . The first terminal 31 has a strip-shaped first substrate 311, the left side of the rear edge of the first substrate 311 is connected with a first solder tail 312 extending leftward and then backward, the front end of the first substrate 311 The edge is connected with a first holding portion 313 that bends downwards and extends to the front left, and finally extends forward. A contact portion 314 . The first signal terminal 32 has a second substrate 321 in the shape of a strip. A second solder tail 322 extends backward from the rear end edge of the second substrate 321 . The second retaining portion 323 is extended and then bent forward, and a second contact portion 324 protruding from the lower surface of the second retaining portion 323 is punched downward from the upper surface of the second retaining portion 323 . The second signal terminal 33 has an elongated third substrate 331, a third solder tail 332 extends from the rear edge of the third substrate 331, and the front edge of the third substrate 331 is connected with a first bent downward. The third retaining portion 333 is extended and then bent forward. The upper surface of the third retaining portion 333 is punched downward to form a third contact portion 334 protruding from the lower surface of the third retaining portion 333 . The second terminal 34 has a strip-shaped fourth substrate 341, the rear end edge of the fourth substrate 341 extends backward a fourth solder tail 342, and the front edge of the fourth substrate 341 is connected to a first bent downward extension and then For the fourth holding portion 343 extending forward, a fourth contact portion 344 protruding from the bottom surface of the fourth holding portion 343 is punched downward from the upper surface of the fourth holding portion 343 .

Please refer to FIG. 3 and FIG. 5 , each of the plurality of second conductive terminals 40 has a contact portion and a welding portion. Specifically, the plurality of second conductive terminals 40 include a third terminal 41, a third signal terminal 42, a fourth signal terminal 43 and a fourth terminal 44, and the third terminal 41 has a strip-shaped fifth substrate 411 The rear end edge of the fifth substrate 411 is connected with a first connecting portion 412 that first extends upwards and backwards, then extends horizontally to the right, and finally bends and extends downwards to the right. The end of the first connecting portion 412 is connected to a The first welding part 413 extending to the right and then extending forward, the front edge of the fifth substrate 411 is connected to a fifth holding part 414 which is bent upward and extended, then bent and extended to the front right, and finally extended forward. A fifth contact portion 415 protruding from the upper surface of the fifth holding portion 414 is punched upward from the lower surface of the holding portion 414 . The third signal terminal 42 has a sixth holding portion 421 in the shape of a rectangular plate. The lower surface of the sixth holding portion 421 is punched upward with a sixth contact portion 422 protruding from the upper surface of the sixth holding portion 421. The sixth holding portion 421 The right side of the rear end edge of the portion 421 is connected with a second welding portion 423 extending to the right rear and then to the right. The fourth signal terminal 43 has a seventh holding part 431 in the shape of a rectangular plate. A front end of the left edge is connected to a second connecting portion 433 extending leftward and then downwardly, and a terminal edge of the second connecting portion 433 is connected to a third welding portion 434 extending leftward. The fourth terminal 44 has a strip-shaped sixth base plate 441. The front edge of the sixth base plate 441 is connected with an eighth holding portion 442 that is bent upwards and extended to the front right, and finally extended forward. The eighth holding portion The lower surface of 442 is upwardly punched with an eighth contact portion 443 that protrudes from the upper surface of the eighth holding portion 442. The rear end of the left side of the eighth holding portion 442 is connected with a first bending and extending to the upper left, then extending to the left and then The third connecting portion 444 bends and extends downward to the left. The front edge of the third connecting portion 443 is connected to a fourth welding portion 445 extending leftward and then forward.

Referring to FIG. 2 to FIG. 4 , the shielding housing 50 includes a first housing 51 and a second housing 52 in the shape of a rectangular frame. The first housing 51 has a main body 511 surrounded by a rectangular frame. The upper and lower parts of the front edge of the main body 511 are connected with a first clamping plate 512 that is first bent outward and then extended forward. Both left and right edges of the portion 511 are connected with a second clamping plate 513 that is bent outwards and then extended forwards. A concave portion 514 is punched upward on the left and right sides of the rear portion of the lower surface of the main body 511 , and a fastening elastic piece 515 extending inward and backward is punched downward in the middle of the upper surface of the main body 511 . An inverted U-shaped extension portion 516 extends backward from the upper portion of the rear end surface of the main body portion 511 .

Please refer to Fig. 2 to Fig. 8, when the universal serial bus connector 100 of the present utility model is assembled, the front ends of the substrates of the plurality of first conductive terminals 30 are integrally formed on the tongue plate 20, and the contact parts respectively protrude downward and protrude from the tongue. On the lower surface of the plate 20, a plurality of second conductive terminals 40 are integrally formed on the tongue plate 20, and each second conductive terminal 40 is respectively welded to a corresponding first conductive terminal 30 through a welding part, thereby achieving a corresponding first conductive terminal 30. The conductive terminals 30 are electrically connected, and each contact portion protrudes upwards from the upper surface of the tongue plate 20 , and is symmetrical to the contact portions of the plurality of first conductive terminals 30 . Specifically, first, the front ends of the first substrate 311, the second substrate 321, the third substrate 331, the fourth substrate 341 and the first holding portion 313, the second holding portion 323, the third holding portion 333 and the fourth holding portion 343 They are integrally formed on the first plate body 21 of the tongue plate 20 in a horizontal arrangement from right to left, and the first contact part 314, the second contact part 324, the third contact part 334 and the fourth contact part 344 protrude respectively. The lower surface of the first plate body 21 of the tongue plate 20; then, the fifth holding portion 414, the sixth holding portion 421, the seventh holding portion 431 and the eighth holding portion 442 are respectively arranged on the first plate body 21 from left to right The upper surface of the third terminal 41 is provided on the fourth holding portion 343, the third holding portion 333, the second holding portion 323, and the first holding portion 313 in one-to-one correspondence, and the first welding portion 413 of the third terminal 41 is welded to the first holding portion 413. The rear part of the upper surface of the first substrate 311 of the first terminal 31, the third terminal 41 is electrically connected with the first terminal 31, and the second welding part 423 of the third signal terminal 42 is welded to the second substrate 321 of the first signal terminal 32 The front part of the upper surface, the third signal terminal 42 and the first signal terminal 33 are electrically connected, and the third welding part 434 of the fourth signal terminal 43 is welded to the front part of the upper surface of the third holding part 333 of the second signal terminal 33 , the fourth signal terminal 43 is electrically connected to the second signal terminal 33, the fourth welding part 445 of the fourth terminal 44 is welded to the rear part of the upper surface of the fourth substrate 341 of the second terminal 34, the fourth terminal 44 and the second The terminals 34 are electrically connected, and the fifth contact portion 415, the sixth contact portion 422, the seventh contact portion 432, and the eighth contact portion 443 are respectively arranged on the upper surface of the first plate body 21 of the tongue plate 20 and correspond to each other one by one. The first contact portion 314, the second contact portion 324, the third contact portion 334 and the fourth contact portion 344 are arranged symmetrically; finally, the second plate body 22 is integrally formed on the front end of the first plate body 21 and the plurality of first conductive terminals 30 And the outside of the front end of several second conductive terminals 40, specifically, the front end of the first substrate 311, the second substrate 321, the third substrate 331, the fourth substrate 341 and the first holding part 313, the second holding part 323, the first holding part 313, the second holding part 323, the first The three holding parts 333 and the fourth holding part 343 are respectively integrally formed with the first plate body 21 in the second plate body 22 , the first contact part 314 , the second contact part 324 , the third contact part 334 and the fourth contact part 344 The lower surface of the second plate body 22, the front end of the fifth substrate 411, the fifth holding portion 414, the sixth holding portion 421 and the second welding portion are respectively accommodated in an opening 221 and protrude downward from the second plate body 22 of the tongue plate 20. 423, the seventh holding portion 431, the second connecting portion 433, the third welding portion 434, the front end of the sixth base plate 441, and the eighth holding portion 442 are integrally formed with the first plate body 21 in the second plate body 22, respectively. The fifth contact part 415, the sixth contact part 422, the seventh contact part 432 and the eighth contact part 443 are respectively accommodated in an opening 221 and protrude upward from the second side of the tongue plate 20. The upper surface of the plate body 22.

The welding tails of the rear ends of the substrates of the plurality of first conductive terminals 30 are horizontally arranged and integrally formed in the insulating body 10. The lower surface of each welding tail is flush with the top wall of the slot 114 and is respectively connected to a transmission cable (not shown in the figure). shown) welding. Specifically, the rear end of the first substrate 311 and the first solder tail portion 312 of the first terminal 31, the rear end of the second substrate 321 of the first signal terminal 32 and the second solder tail portion 322, and the second signal terminal 33 The rear portion of the third substrate 331 and the third solder tail portion 332, the rear end of the fourth substrate 341 of the second terminal 34 and the fourth solder tail portion 342, the rear end of the fifth substrate 411 of the third terminal 41 and its first connection part 412 and the first welding part 413, the rear part of the sixth substrate 441 of the fourth terminal 44 and the third connecting part 444 and the fourth welding part 445 are integrally formed in the first body 11, the first welding tail part 312, the second The second solder tail portion 322, the third solder tail portion 332 and the fourth solder tail portion 342 are separately arranged at the slot 114, and the lower surfaces of the first solder tail portion 312, the second solder tail portion 322, the third solder tail portion 332 and the fourth solder tail portion 342 are in contact with the The top walls of the slots 114 are flush and welded with a transmission cable respectively.

The two second bodies 12 are oppositely assembled on the upper part and the lower part of the first body 11, and the extension parts 122 and the clamping parts 123 of the two second bodies 12 are locked in the first mounting groove 111 and the second mounting groove 111 of the first body 11 respectively. In the two mounting grooves 113, the upper and lower parts of the front end of the first body 11 respectively abut against the front walls of the two third draw-in grooves 128, the two guiding slopes 125 are oppositely arranged, and the fronts of the two bases 121 are in contact with the first body 11. Enclose and form a guide slot 13 with a wide front and a narrow rear, the second groove 127 communicates with the first groove 115 correspondingly, the middle part of the fifth substrate 411 and the sixth substrate 441 is connected with the first substrate 311, the second substrate 321 , The middle parts of the third substrate 331 and the fourth substrate 341 are horizontally arranged and accommodated in the guiding slot 13 .

The rear part of the shielding shell 50 is set on the outside of the insulating body 10, the front part is in the shape of a rectangular frame, and an insertion space 60 is formed between the front part and the tongue plate 20 and the insulating body 10. Specifically, the first The main body portion 511 of the casing 51 is sheathed on the front portion of the first body 11, the rear portion of the first body 11 is accommodated in the extension portion 516, and the first clamping plates 512 are respectively clamped in a first clamping groove 124. The second clamping plates 513 are respectively clamped in the two second clamping slots 126 on the same side and respectively abutted against the front walls of the two second clamping slots 126. The outsides of the first clamping plate 512 and the second clamping plate 513 at the front of a housing 51 are welded together with the first clamping plate 512 of the first housing 51, and the tongue plate 20 and the tongue plate 20 are welded together at the front of the second housing 52. The front parts of the bases 121 of the two second bodies 12 are accommodated therein, and the insertion space 60 is formed between the front part of the second housing 52 and the tongue plate 20 and the bases 121, and the concave part 514 is clamped in the second In the groove 127 and the first groove 115 , the fastening elastic piece 515 is fastened in the fastening groove 112 .

Please refer to Fig. 3, Fig. 5, Fig. 8 and Fig. 9, when the soft universal serial bus connector 100 of the present invention is plugged into the mating socket connector 200, the tongue plate 20 is guided by the guide part 222 along the mating tongue plate 201 and the docking terminal 202 are inserted forward, and the front parts of the first substrate 311, the second substrate 321, the third substrate 331, the fourth substrate 341, the fifth substrate 411 and the sixth substrate 441 are bent upwards, and after being inserted into the proper position Through the elastic force of the first substrate 311, the second substrate 321, the third substrate 331, the fourth substrate 341, the fifth substrate 411 and the sixth substrate 441, the contact portions of the first conductive terminals 30 are electrically connected to the docking terminals 202 respectively. connect. When the universal serial bus connector 100 is reversely inserted, since the third terminal 41, the third signal terminal 42, the fourth signal terminal 43 and the fourth terminal 44 respectively pass through the first welding part 413, the second welding part 423, the third The welding part 434 and the fourth welding part 445 are welded on the first terminal 31, the first signal terminal 32, the second signal terminal 33 and the second terminal 34, the third terminal 41, the third signal terminal 42, the fourth signal terminal 43 and the fourth terminal 44 are respectively electrically connected to the corresponding docking terminal 202 , so that both the front and back sides of the USB connector 100 can be inserted and used.

As mentioned above, the universal serial bus connector 100 of the present invention forms a guide slot 13 with a wide front and a narrow rear through the front part of the insulating body 10. The main body 10 is separated by a distance, and the rear ends of the substrates of the first conductive terminals 30 are horizontally arranged and integrally formed in the insulating body 10, and the front ends of each substrate are integrally formed on the tongue plate 20, and the contact of each first conductive terminal 30 Parts are accommodated in an opening 221 and protrude downward from the lower surface of the tongue plate 20. The middle parts of the substrates are horizontally arranged and accommodated in the guide slot 13. A plurality of second conductive terminals 40 are integrally formed on the tongue plate. 20, each second conductive terminal 40 is respectively welded on a corresponding first conductive terminal 30 through a welding portion, thereby achieving electrical connection with a corresponding first conductive terminal 30, and the contact portion of each second conductive terminal 40 is accommodated In an opening 221 and protruding upwards from the upper surface of the tongue plate 20, when the tongue plate 20 is inserted forward, the front part of each substrate is bent upward, and the contact parts of the first conductive terminals 30 are respectively connected to the butt terminals. 202 are electrically connected, and when reversely inserted, each second conductive terminal 40 is electrically connected to a corresponding docking terminal 202, so that both the front and back sides of the USB connector 100 can be inserted for use, which is convenient for users.

Claims (10)

1. A universal serial bus connector, characterized in that: it includes an insulating body, a tongue plate, some first conductive terminals, some second conductive terminals and a shielding housing; the front part of the insulating body is formed with a guide opening Groove; the tongue plate is arranged on the front part of the insulating body and is separated from the insulating body by a distance; each of the first conductive terminals has a base plate, the front end of each base plate is respectively provided with a contact portion, and the rear end of each base plate is horizontally arranged in one body Formed in the insulating body and respectively welded with a transmission cable, the middle part of each substrate is horizontally arranged and accommodated in the guide slot, the front end of each substrate is integrally formed on the tongue plate, and each contact part is horizontally arranged and respectively The lower surface protrudes from the tongue plate; several second conductive terminals are integrally formed on the tongue plate, each having a contact portion and a welding portion, and each second conductive terminal is respectively welded to a corresponding first conductive terminal through the welding portion On the top, thereby achieving electrical connection with a corresponding first conductive terminal, each contact portion is arranged in a horizontal direction, protrudes upwards from the upper surface of the tongue plate, and is symmetrical to the contact portions of several first conductive terminals one by one; the shielding shell The rear part of the body is sleeved on the outside of the insulating body, the front part is in the shape of a rectangular frame, and an insertion space is formed between the front part and the tongue plate and the insulating body. 2. The universal serial bus connector as claimed in claim 1, characterized in that: the rear part of the lower surface of the insulating body is upwardly provided with a slot, and the rear ends of the substrates of the first conductive terminals are respectively connected to a The solder tails are integrally formed in the insulating body in a horizontal arrangement, and the lower surface of each solder tail is flush with the top wall of the slot and welded to a transmission cable respectively. 3. The universal serial bus connector according to claim 2, wherein: the plurality of first conductive terminals include a first terminal, a first signal terminal, a second signal terminal and a second terminal; The first terminal has a strip-shaped first substrate, and the front edge of the first substrate is connected with a first holding part that is bent downwards and extended, then extended to the left front, and finally extended forwards. The first holding part A first contact portion protruding from the lower surface of the first holding portion is punched downward on the upper surface; the first signal terminal has a second substrate in the shape of a strip, and the front edge of the second substrate is connected to a first downwardly bent The second holding part is extended and then bent forward, and the upper surface of the second holding part is punched downward with a second contact part protruding from the lower surface of the second holding part; the second signal terminal has a long strip A third base plate in the shape of a third base plate, the front edge of the third base plate is connected with a third holding portion which is first bent downwards and extended forwards, and a protruding third holding portion is punched downwards on the upper surface of the third holding portion The third contact portion on the lower surface of the portion; the second terminal has a fourth substrate, the front edge of the fourth substrate is connected to a fourth holding portion that is bent downward and then extended forward, and the upper surface of the fourth holding portion A fourth contact portion protruding from the lower surface of the fourth holding portion is punched downward; the front ends of the first substrate, the second substrate, the third substrate, and the fourth substrate and the first holding portion, the second holding portion, the first holding portion The three holding parts and the fourth holding part are arranged horizontally from right to left and integrally formed in the tongue plate, and the first contact part, the second contact part, the third contact part and the fourth contact part respectively protrude from the tongue plate Bottom surface; middle parts of the first substrate, the second substrate, the third substrate and the fourth substrate are horizontally arranged and accommodated in the guiding slot. 4. The universal serial bus connector as claimed in claim 3, wherein: the plurality of second conductive terminals include a third terminal, a third signal terminal, a fourth signal terminal and a fourth terminal; The third terminal has a strip-shaped fifth substrate, and the rear end edge of the fifth substrate is connected with a first connection that first extends upward and backward, then extends horizontally to the right, and then bends and extends downward to the right. part, the end of the first connecting part is connected with a first welding part that first extends to the right and then extends forward, and the front edge of the fifth substrate is connected to a first bending and extending to the front right and finally extending forward The fifth holding part, the lower surface of the fifth holding part is punched upward to form a fifth contact part protruding from the upper surface of the fifth holding part; the third signal terminal has a rectangular plate-shaped sixth holding part, the sixth holding part The lower surface of the lower part is punched upwards with a sixth contact part protruding from the upper surface of the sixth holding part, and the right side of the rear end edge of the sixth holding part is connected with a second welding part extending to the right rear and then extending to the right; The fourth signal terminal has a rectangular plate-shaped seventh holding portion, the lower surface of the seventh holding portion is punched upward with a seventh contact portion protruding from the upper surface of the seventh holding portion, and the front end of the left edge of the seventh holding portion It is connected with a second connecting part that first extends to the left and then extends to the lower left, and the end edge of the second connecting part is connected to a third welding part that extends to the left; the fourth terminal has a long strip-shaped sixth substrate, The front edge of the sixth base plate is connected with an eighth holding part that is bent upwards and extended to the front right, and finally extended forward. Eight contact parts, the rear end of the left side of the eighth holding part is connected to a third connecting part that is bent and extended to the upper left, then extended to the left, and then bent and extended to the lower left, and the front edge of the third connecting part is connected to a The fourth welding part that first extends to the left and then extends forward; the front end of the fifth substrate and the fifth holding part, the sixth holding part and the second welding part, the seventh holding part and the second connecting part and the third welding part and the front end of the sixth base plate and the eighth holding part are arranged horizontally from left to right and integrally formed in the tongue plate, and the fifth holding part, the sixth holding part, the seventh holding part and the eighth holding part correspond one-to-one It is arranged directly above the fourth holding part, the third holding part, the second holding part and the first holding part; the first welding part of the third terminal is welded to the rear part of the upper surface of the first substrate of the first terminal , the third terminal is electrically connected to the first terminal; the second welding part of the third signal terminal is welded to the front part of the upper surface of the second substrate of the first signal terminal, and the third signal terminal is electrically connected to the first signal terminal. communication; the third welding part of the fourth signal terminal is welded to the front part of the upper surface of the third holding part of the second signal terminal, and the fourth signal terminal and the second signal terminal are electrically connected; the first part of the fourth terminal The four welding parts are welded to the rear part of the fourth substrate upper surface of the second terminal, the fourth terminal and the second terminal are electrically connected, and the fifth contact part, the sixth contact part, the seventh contact part and the eighth contact part protrude respectively Extend the upper surface of the tongue plate; and the middle part of the fourth substrate are horizontally arranged and accommodated in the guiding slot. 5. The universal serial bus connector according to claim 4, characterized in that: the tongue plate comprises a first plate body and a second plate body; the first holding portion, the second holding portion, the second holding portion The three holding parts and the fourth holding part are arranged horizontally from right to left and integrally formed on the first board, and the first contact part, the second contact part, the third contact part and the fourth contact part protrude from the first contact part respectively. The lower surface of a plate body; the fifth holding part, the sixth holding part, the seventh holding part and the eighth holding part are respectively arranged on the upper surface of the first plate body from left to right, the fifth contact part, the sixth The contact part, the seventh contact part and the eighth contact part are respectively arranged on the upper surface of the first plate body and arranged symmetrically with the first contact part, the second contact part, the third contact part and the fourth contact part; The top surface of the second plate is downwardly provided with a number of openings in a horizontal arrangement passing through the upper surface and the lower surface of the second plate, the second plate is integrally formed on the outside of the first plate, and the first The front end of the substrate, the second substrate, the third substrate, the fourth substrate, the first holding part, the second holding part, the third holding part and the fourth holding part are respectively integrally formed with the first board body in the second board body, and the first holding part A contact portion, a second contact portion, a third contact portion and a fourth contact portion are respectively accommodated in an opening and protrude downward from the lower surface of the second plate; the front end of the fifth substrate and the fifth holding part, the sixth holding part and the second welding part, the seventh holding part and the second connecting part and the third welding part, and the front end of the sixth substrate and the eighth holding part are integrally formed with the first plate body in the second plate body respectively The fifth contact portion, the sixth contact portion, the seventh contact portion and the eighth contact portion are respectively accommodated in an opening and protrude upward from the upper surface of the second board. 6. The universal serial bus connector as claimed in claim 5, characterized in that: the front end of the second board protrudes from the upper and lower surfaces of the second board in the shape of a mushroom head. guidance department. 7. The universal serial bus connector as claimed in claim 5, characterized in that: the insulating body comprises a first body and two second bodies; There are U-shaped first installation grooves on the left and right sides of the first body, and the front part of the lower surface of the first body is upwardly provided with a U-shaped second installation groove that runs through the left and right sides of the first body; the second body has A base, both sides of the rear surface of the base extend backwards with an extension part, and a transversely extending clamping part is connected between the ends of the two extensions, and a front part of the inner surface of the base is provided with a forward and inwardly inclined guide Leading the inclined surface, the rear part of the inner surface of the base is provided with a third card slot that penetrates to the rear surface of the clamping part; the two second bodies are assembled on the upper and lower parts of the first body oppositely, and the extension parts of the two second bodies and the card The holding parts are respectively clamped in the first installation groove and the second installation groove of the first body, the upper part and the lower part of the front end surface of the first body respectively abut against the front walls of the two third card grooves, and the two guiding slopes are oppositely arranged. , the front parts of the two bases surround the first body to form the guide slot. 8. The universal serial bus connector according to claim 7, characterized in that: the slot is opened upward from the rear of the lower surface of the first body; the left side of the rear end edge of the first substrate is connected to There is a first solder tail extending leftward and then backward, a second solder tail extends backward from the rear end edge of the second substrate, and a third solder tail extends backward from the rear end edge of the third substrate. Solder tail, the rear end edge of the fourth substrate extends backward a fourth solder tail; the rear end of the first substrate of the first terminal and the first solder tail, the rear of the second substrate of the first signal terminal terminal and the second solder tail portion, the rear portion of the third substrate and the third solder tail portion of the second signal terminal, the rear end of the fourth substrate of the second terminal and the fourth solder tail portion, the rear end of the fifth substrate of the third terminal The rear part of the sixth substrate, the third connection part and the fourth welding part of the fourth terminal are integrally formed in the first body, and the first solder tail part and the second solder tail part , the third solder tail and the fourth solder tail are located at the notch, the lower surfaces of the first solder tail, the second solder tail, the third solder tail and the fourth solder tail are flush with the top wall of the notch and respectively A transmission cable is welded. 9. The universal serial bus connector as claimed in claim 7, characterized in that: the shielding shell comprises a first shell and a second shell in the shape of a rectangular frame; the first shell has A main body is surrounded by a rectangular frame, and an inverted U-shaped extension extends backward from the upper part of the rear end surface of the main body. The main body is sleeved on the front part of the first body, and the rear part of the first body is accommodated in the In the extension part; the rear part of the second shell is sleeved on the front part of the first shell and welded together with the first shell, and the front part of the second shell connects the tongue plate and the base of the two second bodies The front part is accommodated therein, and the insertion space is formed between the front part of the second housing, the tongue plate and the base part. 10. The universal serial bus connector according to claim 9, characterized in that: the upper part and the lower part of the front edge of the main body part of the first housing are connected with a first bent outwards and then extended forwards. A clamping plate, the left and right sides of the main body are connected with a second clamping plate that is first bent outward and then extended forward; the outer surface of the base is provided with a first clamping groove that runs through the rear surface of the base, and the left and right sides of the base The rear parts of both sides are provided with a second card slot that runs through the inner surface of the base and the rear surface of the base; the two first card boards are respectively locked in a first card slot, and the two second card boards are respectively locked in in the two second card slots on the same side and against the front walls of the two second card slots respectively; the rear part of the second housing is sleeved on the outside of the first card board and the second card board and The first pallets are welded together.