Bidirectional duplex electrical connector having circuit board

1. A bidirectional duplex electrical connector, comprising:

a circuit board provided with two sets of circuits, wherein the circuit board is provided with one or multiple rows of bonding points, and the one or multiple rows of bonding points are electrically connected to the two sets of circuits;

a base seat; and

a tongue, wherein the tongue is provided on a front end of the base seat, top and bottom surfaces of the tongue are top and bottom flat surfaces, each of the top and bottom flat surfaces is provided with a connection interface, each of the two connection interfaces comprises one row of electrical connection points, and the two rows of electrical connection points are respectively arranged and exposed, and in flat surface contact with and fixed to the top and bottom flat surfaces, wherein the circuit board is embedded into, integrally injection molded with and fixed to the base seat, the two rows of electrical connection points are respectively electrically connected to the two sets of circuits of the circuit board, at least one pair of electrical connection points of the two rows of electrical connection points with a same circuit are electrically connected together through the circuit board, and a shape of the tongue allows one docking electrical connector to be dual-positionally and bidirectionally docked for positioning.

2. The bidirectional duplex electrical connector according to claim 1 , wherein the base seat covers and rests against top and bottom surfaces and left and right side surfaces of the circuit board; or wherein the base seat covers and rests against top and bottom surfaces and left and right side surfaces of the circuit board to form a fitting slot; or wherein the circuit board is embedded into, integrally injection molded with and fixed to the tongue and the base seat; or wherein the circuit board is embedded into, integrally injection molded with and fixed to the tongue and the base seat, and the tongue and the base seat cover and rest against top and bottom surfaces and left and right side surfaces of the circuit board; or wherein the circuit board is embedded into, integrally injection molded with and fixed to the tongue and the base seat, the tongue and the base seat cover and rest against top and bottom surfaces and left and right side surfaces of the circuit board to form a fitting slot.

3. The bidirectional duplex electrical connector according to claim 1 , wherein a rear section of the circuit board is provided with the one or multiple rows of bonding points; or wherein the two sets of circuits are respectively disposed on top and bottom surfaces of the circuit board; or wherein the multiple rows of bonding points are two rows of bonding points; or wherein the two sets of circuits are respectively disposed on top and bottom surfaces of the circuit board, the one or multiple rows of bonding points are two rows of bonding pads respectively disposed on the top and bottom surfaces of the circuit board, and the two rows of bonding points are respectively electrically connected to the two sets of circuits.

4. The bidirectional duplex electrical connector according to claim 1 , wherein the two rows of electrical connection points are vertically aligned flat contact connection terminals with an equal length; or the two rows of electrical connection points are vertically aligned flat contact connection terminals; or wherein only one of the two connection interfaces is electrically connected to the docking electrical connector.

5. The bidirectional duplex electrical connector according to claim 1 , wherein the bidirectional duplex electrical connector further comprises a metal shell covering the tongue and fitting with and resting against top and bottom surfaces and two side surfaces of the base seat to form annular covering and resting; or wherein the bidirectional duplex electrical connector further comprises a metal shell covering the tongue and fitting with and resting against top and bottom surfaces and two side surfaces of the base seat to form annular covering and resting, and a locking structure is provided, wherein the locking structure is integrally disposed on two sides or left and right sides of the metal shell, and the locking structure can lock a locking portion of the docking electrical connector to prevent the docking electrical connector from escaping in a direction opposite to a docking direction.

6. The bidirectional duplex electrical connector according to claim 1 , wherein the circuit board is provided with a safety protection circuit, the safety protection circuit is electrically connected to at least one pair of electrical connection points of the two rows of electrical connection points, and the safety protection circuit is provided with a circuit safety protection device and/or multiple safety circuit electrical elements to achieve circuit safety.

7. The bidirectional duplex electrical connector according to claim 1 , wherein electrical connection points of the two rows of electrical connection points with a same ground circuit and a same power circuit are electrically connected together through the circuit board; or wherein electrical connection points of the two rows of electrical connection points with a same circuit are electrically connected together through the circuit board; or wherein the two rows of electrical connection points are electrical connection points with a same circuit and are electrically connected together through the circuit board.

8. The bidirectional duplex electrical connector according to claim 1 , wherein at least one pair of electrical connection points of the two rows of electrical connection points with a same circuit are arranged reversely; or wherein the two rows of electrical connection points are electrical connection points with a same circuit; or wherein the two rows of electrical connection points are electrical connection points with a same circuit and at least one pair of electrical connection points of the two rows of electrical connection points with a same circuit are arranged reversely; or wherein electrical connection points of the two rows of electrical connection points with a same circuit are arranged reversely; or wherein the two rows of electrical connection points are electrical connection points with a same circuit and are arranged reversely.

9. The bidirectional duplex electrical connector according to claim 1 , wherein the bidirectional duplex electrical connector further comprises a connection slot disposed on the front end of the base seat, the top and bottom surfaces of the tongue are disposed within the connection slot, and the connection slot allows the docking electrical connector to be dual-positionally and bidirectionally inserted for positioning; or wherein the bidirectional duplex electrical connector further comprises a connection slot disposed on the front end of the base seat, the top and bottom surfaces of the tongue are disposed within the connection slot, the connection slot allows the docking electrical connector to be dual-positionally and bidirectionally inserted for positioning, a locking structure is provided, the locking structure is made of a metal material and is disposed on two sides or left and right sides of the connection slot, and the locking structure can lock a locking portion of the docking electrical connector to prevent the docking electrical connector from escaping in a direction opposite to a docking direction.

10. The bidirectional duplex electrical connector according to claim 1 , wherein the two rows of electrical connection points are only provided on front sections of the top and bottom flat surfaces of the tongue.

11. The bidirectional duplex electrical connector according to claim 1 , wherein a thickness of the tongue greater than 1.0 mm and smaller than 1.6 mm.

12. The bidirectional duplex electrical connector according to claim 1 , wherein the tongue and the base seat are integrally formed together; or wherein a rear section of the tongue and the base seat are integrally formed together; or wherein the tongue and the base seat are injection molded with a plastic material; or wherein a rear section of the tongue and the base seat are injection molded with a plastic material; or wherein a front section of the tongue is a thinner flat plate body, top and bottom surfaces of the thinner flat plate body are two low surfaces, a rear section of the tongue is a thicker flat plate body, top and bottom surfaces of the thicker flat plate body are two high surfaces, and a side view of the tongue forms a convex shape; or wherein the two rows of terminals are embedded into the tongue and integrally injection molded with the base seat.

13. A bidirectional duplex electrical connector, comprising:

a circuit board provided with two sets of circuits, wherein the circuit board is provided with one or multiple rows of bonding points, and the one or multiple rows of bonding points are electrically connected to the two sets of circuits;

a base seat; and

a tongue, wherein the tongue is provided on a front end of the base seat, top and bottom surfaces of the tongue are top and bottom flat surfaces, each of the top and bottom flat surfaces is provided with a connection interface, and each of the two connection interfaces comprises one row of electrical connection points, wherein the tongue and the base seat are integrally formed together, and the two rows of electrical connection points are respectively arranged and exposed, and in flat surface contact with and fixed to and only provided on front sections of the top and bottom flat surfaces of the tongue, wherein the tongue and the base seat covers top and bottom surfaces and two side surfaces of the circuit board, the two rows of electrical connection points are respectively electrically connected to the two sets of circuits of the circuit board, at least one pair of electrical connection points of the two rows of electrical connection points with a same circuit are electrically connected together through the circuit board, and a shape of the tongue allows one docking electrical connector to be dual-positionally and bidirectionally docked for positioning.

14. The bidirectional duplex electrical connector according to claim 13 , wherein a rear section of the circuit board is provided with the one or multiple rows of bonding points; or wherein the two sets of circuits are respectively disposed on top and bottom surfaces of the circuit board; or wherein the multiple rows of bonding points are two rows of bonding points; or wherein the two sets of circuits are respectively disposed on top and bottom surfaces of the circuit board, the one or multiple rows of bonding points are two rows of bonding pads respectively disposed on the top and bottom surfaces of the circuit board, and the two rows of bonding points are respectively electrically connected to the two sets of circuits.

15. The bidirectional duplex electrical connector according to claim 13 , wherein the two rows of electrical connection points are vertically aligned flat contact connection terminals with an equal length; or the two rows of electrical connection points are vertically aligned flat contact connection terminals; or wherein only one of the two connection interfaces is electrically connected to the docking electrical connector.

16. The bidirectional duplex electrical connector according to claim 13 , wherein the bidirectional duplex electrical connector further comprises a metal shell covering the tongue and fitting with and resting against top and bottom surfaces and two side surfaces of the base seat to form annular covering and resting; or wherein the bidirectional duplex electrical connector further comprises a metal shell covering the tongue and fitting with and resting against top and bottom surfaces and two side surfaces of the base seat to form annular covering and resting, and a locking structure is provided, wherein the locking structure is integrally disposed on two sides or left and right sides of the metal shell, and the locking structure can lock a locking portion of the docking electrical connector to prevent the docking electrical connector from escaping in a direction opposite to a docking direction.

17. The bidirectional duplex electrical connector according to claim 13 , wherein the circuit board is provided with a safety protection circuit, the safety protection circuit is electrically connected to at least one pair of electrical connection points of the two rows of electrical connection points, and the safety protection circuit is provided with a circuit safety protection device and/or multiple safety circuit electrical elements to achieve circuit safety.

18. The bidirectional duplex electrical connector according to claim 13 , wherein electrical connection points of the two rows of electrical connection points with a same ground circuit and a same power circuit are electrically connected together through the circuit board; or wherein electrical connection points of the two rows of electrical connection points with a same circuit are electrically connected together through the circuit board; or wherein the two rows of electrical connection points are electrical connection points with a same circuit and are electrically connected together through the circuit board.

19. The bidirectional duplex electrical connector according to claim 13 , wherein at least one pair of electrical connection points of the two rows of electrical connection points with a same circuit are arranged reversely; or wherein the two rows of electrical connection points are electrical connection points with a same circuit; or wherein the two rows of electrical connection points are electrical connection points with a same circuit and at least one pair of electrical connection points of the two rows of electrical connection points with a same circuit are arranged reversely; or wherein electrical connection points of the two rows of electrical connection points with a same circuit are arranged reversely; or wherein the two rows of electrical connection points are electrical connection points with a same circuit and are arranged reversely.

20. The bidirectional duplex electrical connector according to claim 13 , wherein a thickness of the tongue greater than 1.0 mm and smaller than 1.6 mm.

21. The bidirectional duplex electrical connector according to claim 13 , wherein the tongue and the base seat are integrally formed together; or wherein a rear section of the tongue and the base seat are integrally formed together; or wherein the tongue and the base seat are injection molded with a plastic material; or wherein a rear section of the tongue and the base seat are injection molded with a plastic material; or wherein the front section of the tongue is a thinner flat plate body, top and bottom surfaces of the thinner flat plate body are two low surfaces, a rear section of the tongue is a thicker flat plate body, top and bottom surfaces of the thicker flat plate body are two high surfaces, and a side view of the tongue forms a convex shape; or wherein the two rows of terminals are embedded into the tongue and integrally injection molded with the base seat.

22. A bidirectional duplex electrical connector, comprising:

a circuit board having two sets of circuits and one or multiple rows of bonding points electrically connected to the two sets of circuits, wherein the circuit board is provided with a safety protection circuit, and the safety protection circuit is provided with a circuit safety protection device and/or multiple safety circuit electrical elements to achieve circuit safety;

a base seat; and

a tongue, wherein the tongue is provided on a front end of the base seat, each of top and bottom surfaces of the tongue is provided with a front-section plate surface and a rear-section plate surface, which have different connection structures and are flat surfaces, each of top and bottom surfaces of the tongue is provided with a connection interface, each of the two connection interfaces comprises the one row of electrical connection points, the two rows of electrical connection points are formed on two rows of terminals, the two rows of electrical connection points are respectively in flat surface contact with, fixed to and only exposed and provided on the two front-section plate surfaces of the top and bottom surfaces of the tongue, the two rows of electrical connection points are respectively electrically connected to the two sets of circuits of the circuit board, at least one pair of electrical connection points of the two rows of electrical connection points with a same circuit are electrically connected together through the circuit board, and a shape of the tongue allows one docking electrical connector to be dual-positionally and bidirectionally docked for positioning.

23. The bidirectional duplex electrical connector according to claim 22 , wherein the two rows of electrical connection points are vertically aligned flat contact connection terminals with an equal length; or the two rows of electrical connection points are vertically aligned flat contact connection terminals; or wherein only one of the two connection interfaces is electrically connected to the docking electrical connector.

24. The bidirectional duplex electrical connector according to claim 22 , wherein the bidirectional duplex electrical connector further comprises a metal shell covering the tongue and fitting with and resting against top and bottom surfaces and two side surfaces of the base seat to form annular covering and resting; or wherein the bidirectional duplex electrical connector further comprises a metal shell covering the tongue and fitting with and resting against top and bottom surfaces and two side surfaces of the base seat to form annular covering and resting, and a locking structure is provided, wherein the locking structure is integrally disposed on two sides or left and right sides of the metal shell, and the locking structure can lock a locking portion of the docking electrical connector to prevent the docking electrical connector from escaping in a direction opposite to a docking direction.

25. The bidirectional duplex electrical connector according to claim 22 , wherein electrical connection points of the two rows of electrical connection points with a same ground circuit and a same power circuit are electrically connected together through the circuit board; or wherein electrical connection points of the two rows of electrical connection points with a same circuit are electrically connected together through the circuit board; or wherein the two rows of electrical connection points are electrical connection points with a same circuit and are electrically connected together through the circuit board.

26. The bidirectional duplex electrical connector according to claim 22 , wherein at least one pair of electrical connection points of the two rows of electrical connection points with a same circuit are arranged reversely; or wherein the two rows of electrical connection points are electrical connection points with a same circuit; or wherein the two rows of electrical connection points are electrical connection points with a same circuit and at least one pair of electrical connection points of the two rows of electrical connection points with a same circuit are arranged reversely; or wherein electrical connection points of the two rows of electrical connection points with a same circuit are arranged reversely; or wherein the two rows of electrical connection points are electrical connection points with a same circuit and are arranged reversely.

27. The bidirectional duplex electrical connector according to claim 22 , wherein a thickness of the tongue greater than 1.0 mm and smaller than 1.6 mm.

28. The bidirectional duplex electrical connector according to claim 22 , wherein the tongue and the base seat are integrally formed together; or wherein a rear section of the tongue and the base seat are integrally formed together; or wherein the tongue and the base seat are injection molded with a plastic material; or wherein a rear section of the tongue and the base seat are injection molded with a plastic material; or wherein a front section of the tongue is a thinner flat plate body, top and bottom surfaces of the thinner flat plate body are two low surfaces, a rear section of the tongue is a thicker flat plate body, top and bottom surfaces of the thicker flat plate body are two high surfaces, and a side view of the tongue forms a convex shape; or wherein the two rows of terminals are embedded into the tongue and integrally injection molded with the base seat.