CN204103155U - USB SuperSpeed Receptacle Connector - Google Patents

Abstract

The utility model relates to the technical field of connectors, in particular to a USB ultra-high speed socket connector, which comprises a metal shell, a tongue piece, a power terminal and a circuit board, wherein the rear end of the power terminal is electrically connected with the circuit board, the left side and the right side inside the shell are respectively provided with an insertion detection terminal, the rear end of the insertion detection terminal is electrically connected with the circuit board, in the process of connecting the plug connector with the socket connector, the shell of the plug connector is firstly connected with the shell of the socket connector to filter out interference and miscellaneous electric signals existing at two ends, the insertion detection terminal on the socket connector is then connected with the shell of the plug connector to detect whether the plug connector is correctly inserted, and the inserted detection terminal can filter out an inductive field and a magnetic field in the power transmission process, so that the power transmission is more effective and efficient, digital signals can be transmitted at ultrahigh speed, and high current can be borne.

Description

USB SuperSpeed Receptacle Connector

Technical field:

The utility model relates to the technical field of electric connectors, in particular to a USB super high-speed socket connector.

Background technique:

USB (Universal Serial BUS, Universal Serial Bus) is an external bus standard used to regulate the connection and communication between computers and external devices, and is an interface technology applied in the PC field. The USB interface supports the plug-and-play and hot-swap functions of the device. Among the peripheral interfaces used for data transmission and data exchange today, the universal serial bus interface (USB) is undoubtedly one of the most widely used interfaces in the field of computers and peripheral electronic consumer products.

At present, the USB universal serial bus interface is most used in the connection of family or industrial file digital transmission, battery charging, DC lighting/audio equipment power supply and so on. USB universal serial bus interface With the development of technology, its transmission speed is getting faster and faster, its transmission speed greatly improves people's work efficiency, and is widely used in personal PC, cloud TV, PC peripheral connection, high-speed mobile hard disk Such as PC and peripheral electronic equipment; USB socket connectors can be divided into sinking type, on-board type and under-board type, and can also be divided into SMT with welding feet and shells that are fully attached to PCB boards according to different assembly methods of printed circuit boards (PCBA). Type, solder feet and one part of the shell is attached to the SMD type of the PCB board, solder feet and the DIP type of the shell are fully inserted into the PCB board, etc. Different installation and welding methods; and installation on the connecting line, etc., to meet the needs of personal computers and peripheral electronic equipment circuits Various process requirements in the board assembly process.

The electrical transmission between the socket and the plug of the existing USB connector relies on conductive materials such as metal shells and metal terminals as carriers. The conductive materials have a certain resistance, and the resistance will also change with the change of the environment. Resistance will generate heat, magnetic field, and inductive field in the process of electric transmission, and these heat, magnetic field, and inductive field will affect the transmission of electricity and affect the effectiveness and efficiency of power transmission.

Utility model content:

The purpose of the utility model is to provide a more effective and efficient USB super-high-speed socket connector for protecting power transmission in view of the deficiencies in the prior art.

In order to achieve the above object, the technical solution adopted by the utility model is:

USB ultra-high-speed socket connector, which includes a metal shell, a tongue fixed in the shell, a power terminal arranged on the tongue, a circuit board fixed on the shell, the rear end of the power terminal is electrically connected to the circuit board, Insertion detection terminals are respectively provided on the left and right sides of the housing, and the rear ends of the insertion detection terminals are electrically connected to the circuit board.

The left and right sides of the housing are respectively provided with open slots, and the front end of the open slot protrudes backward with a connecting shrapnel, the connecting shrapnel bends and protrudes toward the inside of the housing, and the rear end of the connecting shrapnel extends to the same side for insertion detection inside of the terminal.

The rear end of the connecting elastic piece is located in front of the power terminal.

The top and bottom of the housing are formed with compression springs for pressing the plug connector. When the plug connector is inserted into the socket connector, the shell of the plug connector first contacts the compression springs, and then contacts the connection springs. , and finally make contact with the power terminals.

The rear end of the pressing elastic piece is fixed on the housing, the front end of the pressing elastic piece bends downward and protrudes, and the front end of the pressing elastic piece is located in front of the rear end of the connecting elastic piece.

Both the top and the bottom of the housing are formed with at least two compression elastic pieces.

The front end of the insertion detection terminal is located at a position corresponding to the opening slot.

The insertion detection terminals on both sides inside the casing are respectively electrically connected to the positive and negative poles of the power supply of the circuit board.

The beneficial effect of the utility model is that: the USB super high-speed socket connector of the utility model includes a metal shell, a tongue fixed in the shell, a power terminal arranged on the tongue, a circuit board fixed on the shell, and a power terminal The rear end of the housing is electrically connected to the circuit board, and the left and right sides of the housing are respectively equipped with insertion detection terminals, and the rear end of the insertion detection terminal is electrically connected to the circuit board. During the connection process of the plug connector to the socket connector, The shell of the plug connector is first connected with the housing of the socket connector to filter out the interference and stray electric signals existing at both ends, and the insertion detection terminal on the socket connector is connected with the shell of the plug connector to detect the plug connector Whether it is inserted correctly, and the insertion detection terminal can filter out the inductive field and magnetic field during the power transmission process, and protect the power transmission more effectively and efficiently. It can transmit digital signals at ultra-high speed and can carry high current.

Description of drawings:

Fig. 1 is the structural representation of the utility model.

Fig. 2 is a structural schematic view of another perspective of the utility model.

Fig. 3 is the front view of the utility model.

Fig. 4 is a structural schematic view of the utility model mated with a plug connector.

Detailed ways:

The utility model will be further described below in conjunction with the accompanying drawings. As shown in FIGS. The power terminal 3 on the tongue 2, the circuit board 4 fixed on the housing 1, the rear end of the power terminal 3 is electrically connected to the circuit board 4, and the left and right sides of the housing 1 are respectively provided with insertion detection terminals 5 , the rear ends of the insertion detection terminals 5 on both sides of the housing 1 are respectively electrically connected to the positive and negative poles of the power supply of the circuit board 4, filtering out the inductance field and magnetic field during the power transmission process, and protecting the power transmission more effectively and efficiently. In this embodiment, the measured temperature rise of a 3A DC load does not exceed 30°C, which is 22.7-26.0°C.

The left and right sides of the housing 1 are respectively provided with opening grooves 11, and the front end of the opening groove 11 protrudes backward with a connecting shrapnel 6, the connecting shrapnel 6 bends and protrudes toward the inside of the housing 1, and the rear end of the connecting shrapnel 6 extends to The same side is inserted into the inner side of the detection terminal 5. When the plug connector is inserted into the socket connector, the connecting shrapnel 6 is elastically deformed by the top pressure of the plug connector and contacts with the insertion detection terminal 5 to detect during cold plugging. Function, so that digital signals can be transmitted more completely and effectively, and can filter out the attenuation and noise of digital transmission. The front end of the insertion detection terminal 5 is located at the position corresponding to the opening slot 11 , so that the insertion detection terminal 5 has a deformation space.

The top and bottom of the shell 1 are formed with a compression shrapnel 7 for pressing the plug connector. The rear end of the compression shrapnel 7 is fixed on the housing 1, and the front end of the compression shrapnel 7 is bent downwards to protrude, and the plug is connected. When the connector is inserted, the front end of the compression spring 7 can compress the plug connector, thereby fixing the plug connector on the socket connector, and the connection is stable and reliable. Both the top and the bottom of the shell 1 are formed with at least two compression elastic pieces 7, so that the connection is more stable and reliable. The rear end of the connecting shrapnel 6 is located in front of the power terminal 3, and the front end of the pressing shrapnel 7 is located in front of the rear end of the connecting shrapnel 6. When the plug connector is inserted into the socket connector, the shell of the plug connector first contacts the pressing shrapnel 7, Then it contacts with the connection spring 6, and finally it contacts with the power terminal 3.

In the process of connecting the plug connector to the socket connector, the order in which the plug connector contacts and connects with the components in the socket connector during the insertion process is as follows:

1. The shell of the plug connector is first connected with the shell 1 of the socket connector to filter out the interference and miscellaneous electrical signals existing at both ends;

2. The plug connector shell is then in contact with the compression shrapnel 7, which can play a protective role, and when the insertion detection terminal 5 is powered on, it forms a protective ring together to protect and filter digital signal transmission. Eliminate noise and attenuation generated during digital transmission;

3. Then the plug connector shell is in contact with the connecting shrapnel 6, and the connecting shrapnel 6 is elastically deformed by the top pressure of the plug connector and is in contact with the insertion detection terminal 5. It can detect whether the plug connector is inserted correctly, and the insertion detection Terminal 5 can filter out the inductive field and magnetic field during the power transmission process, and protect the power transmission more effectively and efficiently;

4. Finally, the shell of the plug connector is in contact with the power terminal 3. This socket connector can transmit digital signals at ultra-high speed and can carry high current.

Of course, the above are only preferred embodiments of the utility model, so all equivalent changes or modifications made according to the structure, features and principles described in the scope of the utility model patent application are included in the utility model patent application within range.

Claims (8)

1.USB ultrahigh speed socket connector, include metal shell (1), the tongue piece (2) be fixed in housing (1), the power supply terminal (3) be arranged on tongue piece (2), the circuit board (4) be fixed on housing (1), the rear end of power supply terminal (3) is electrically connected with circuit board (4), it is characterized in that: the left and right sides of described housing (1) inside is respectively equipped with inserts inspection terminal (5), and the rear end of inserting inspection terminal (5) is electrically connected with circuit board (4).

2. USB ultrahigh speed socket connector according to claim 1, it is characterized in that: the left and right sides of described housing (1) offers open slot (11) respectively, the front end of open slot (11) has protruded out connection shell fragment (6) backward, connect shell fragment (6) to housing (1) inner side bend relief, and the rear end connecting shell fragment (6) extends to the inner side that inspection terminal (5) is inserted in the same side.

3. USB ultrahigh speed socket connector according to claim 2, is characterized in that: the rear end of described connection shell fragment (6) is positioned at the front of power supply terminal (3).

4. USB ultrahigh speed socket connector according to claim 2, it is characterized in that: the top of described housing (1) and bottom all form the compression shell fragment (7) for compressing pin connector, pin connector inserts in the process of socket connector, the shell of pin connector first contacts with compression shell fragment (7), contact with connection shell fragment (6) again, finally contact with power supply terminal (3).

5. USB ultrahigh speed socket connector according to claim 4, it is characterized in that: the rear end of described compression shell fragment (7) is fixed on housing (1), the front end compressing shell fragment (7) is bent downwardly projection, compresses shell fragment (7) front end and is positioned at the front connecting shell fragment (6) rear end.

6. USB ultrahigh speed socket connector according to claim 4, is characterized in that: the top of described housing (1) and bottom all form at least two and compress shell fragment (7).

7. USB ultrahigh speed socket connector according to claim 2, is characterized in that: the front end of described insertion inspection terminal (5) is positioned at position corresponding to open slot (11).

8. the USB ultrahigh speed socket connector according to claim 1 ~ 7 any one, is characterized in that: the insertion inspection terminal (5) of described housing (1) inner both sides is electrically connected with the power positive cathode of circuit board (4) respectively.