Bidirectional duplex electrical connector having high and low surfaces and combination of the bidirectional duplex electrical connector and docking electrical connector

An electrical connector, with which a docking electrical connector can be bidirectionally docked for connection, the electrical connector comprising:

• a plastic seat;
• a connection portion, wherein the connection portion is provided with top and bottom surfaces and connected to and disposed on a front end of the plastic seat;
• a connection slot provided on the front end of the plastic seat;
• and
• two rows of terminals, wherein each of the terminals is provided with an electrical connection point—, the electrical connection points of the two rows of terminals are respectively arranged on the top and bottom surfaces of the connection portion, the electrical connection points of the two rows of terminals are located in the connection slot;
• characterized in that the docking electrical connector is allowed to be dual-positionally and bidirectionally inserted in the connection slot for positioning, the top and bottom surfaces of the front section of the connection portion are two front-section surfaces, the top and bottom surfaces of the rear section of the connection portion are provided with two rear-section surfaces, the rear-section surface of one of the top and bottom surfaces of the connection portion projects more than the entire front-section surface of the corresponding one of the top and bottom surfaces of the connection portion by a height so that a step is formed between the rear-section and front-section surfaces of each of the top and bottom surfaces of the connection portion.

A combination of an electrical connector and a docking electrical connector, the combination comprising:

• the docking electrical connector provided with an insulation seat and a metal housing covering the insulation seat, wherein the insulation seat is connected to and provided with at least one connection plate provided with one connection surface, and the connection surface is provided with at least one row of connection points;
• and
• the electrical connector comprising:
• a plastic seat;
• a connection portion, wherein the connection portion is provided with top and bottom surfaces and connected to and disposed on a front end of the plastic seat;
• a connection slot provided on the front end of the plastic seat;
• and
• two rows of terminals, wherein each of the terminals is provided with an electrical connection point, the electrical connection points of the two rows of terminals are respectively arranged on the top and bottom surfaces of the connection portion, the electrical connection points of the two rows of terminals are located in the connection slot;
• characterized in that the docking electrical connector is allowed to be dual-positionally and bidirectionally inserted in the connection slot for positioning, the connection portion is provided with a front section and a rear section, the top and bottom surfaces of the front section of the connection portion are two front-section surfaces, the top and bottom surfaces of the rear section of the connection portion are provided with two rear-section surfaces, and the rear-section surface of one of the top and bottom surfaces of the connection portion projects much more than the entire front-section surface of the corresponding one of the top and bottom surfaces of the connection portion by a height so that a step is formed between the rear-section and front-section surfaces of each of the top and bottom surfaces of the connection portion.

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, each of top and bottom surfaces of the tongue 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 surfaces of the tongue, 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.

A combination of a bidirectional duplex electrical connector and a docking electrical connector, the combination comprising:

• the docking electrical connector provided with an insulation seat and a metal housing covering the insulation seat, wherein a fitting space is provided in the metal housing, the fitting space is provided with a top surface and a bottom surface, one end of the insulation seat is connected to and provided with at least one connection plate having a connection surface forming one of the top surface and the bottom surface of the fitting space, the connection surface is provided with a front section and a rear section, and the rear section of the connection surface is provided with one row of elastically movable connection points, which are elastically movable up and down;
• and
• the 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, the tongue has a front section and a rear section, the circuit board is embedded into, integrally plastic injection molded with and fixed to the tongue, each of top and bottom surfaces of the tongue is provided with a connection interface, each of the two connection interfaces comprises one row of electrical connection points, 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 the top and bottom surfaces of the front section of the tongue, the two rows of electrical connection points are not exposed from the top and bottom surfaces of the rear section 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 can be dual-positionally and bidirectionally docked with the fitting space of the docking electrical connector for positioning.