CN204289768U - Micro USB 2.0 connector sticking board type mental male - Google Patents

Abstract

The utility model discloses a board-mounted male head of a miniature USB2.0 connector, which comprises a terminal group and a terminal seat. One end of the terminal group is vertically bent so that each PIN pin has a double-sided welding hole for bonding with a PCB board. The plate fixing welding leg also includes a first positioning support, a second positioning support, a first welding foot body and a second welding foot body, the first welding foot body has a first positioning foot, and the second welding foot body has a second welding foot body Two positioning pins, the first positioning support has a first positioning block, the second positioning support has a second positioning block, the first positioning pin is inserted into the first positioning block and the second positioning pin is inserted into the second positioning block for positioning, Prevent the outer expansion and deformation of the plug-in plate fixing solder feet on the shell. When welding, use the positioning column for positioning, first insert the fixed soldering feet of the plug-in board into the corresponding openings on the PCB, and then attach the fixed soldering legs of the board to the PCB board and then perform double-sided welding, with high positioning accuracy , Easy welding, reliable connection, not easy to fall off, effectively prolonging the service life of the male head.

Description

Micro USB2.0 Connector SMD Male

technical field

The utility model relates to a connector, more specifically, relates to a miniature USB2.0 connector plate-mounted male head with high positioning accuracy, convenient welding, reliable connection, not easy to fall off, and longer service life.

Background technique

With the continuous development of electronic products, electronic products are widely used in people's daily life, especially consumer electronic products such as mobile phones, notebook computers, digital cameras, etc. have become indispensable items in people's lives. The connection between them is becoming more and more frequent, and the USB interface technology is widely used in consumer electronics products due to its advantages of simple wiring, stable transmission, and fast transmission speed. Therefore, electronic products are connected through USB connectors. Realizing connection is a very common way of connection. Since USB connectors are widely used in the electronic field, users have higher and higher requirements for their quality. The existing USB connectors usually have soldering feet on the shell. The connector and the PCB board of the electronic product are welded together through the soldering pin, but the welding precision between the male head and the PCB board is not high, the connection is unreliable, the welding is difficult, and the service life is short. In addition, the terminal group of the traditional USB connector is not bent at the end welded to the PCB board, resulting in a large size of the connector and a large space occupation, which is not conducive to the miniaturization of the connector and cannot meet the miniaturization of the USB connector in the market. need.

A patent application document titled "Micro USB2.0 Connector Plug-in Male" discloses a miniature USB2.0 connector plug-in male. The terminal seat is arranged on the terminal group, and one end of the terminal group is bent so that each PIN foot has a first plug-in board fixing welding foot for welding with an opening on the PCB board, and the shell has a first A welding foot body and a second welding foot body, the welding ends of the first welding foot body and the second welding foot body respectively have a second plug-in board fixing welding foot and a board fixing welding foot. When soldering, use the positioning column for positioning, insert the first plug-in board fixed soldering leg and the second plug-in board fixed soldering leg into the corresponding openings on the PCB, and fit the board fixed soldering leg to the PCB board Afterwards, double-sided welding is performed. Although one end of the terminal group described in the plug-in male head of the micro USB2.0 connector is bent, the length of the connector is reduced, space is saved, ultra-shortness is realized, and consumables are reduced, which meets the miniaturization of the USB connector in the market However, since the connection between the male head and the PCB board is a plug-in type connection, it cannot achieve the effect of convenient welding, high welding precision, and firm connection without falling off.

Utility model content

The purpose of the utility model is to overcome the above-mentioned defects in the prior art, and provide a miniature USB2.0 connector board-mounted male head with high positioning accuracy, convenient welding, reliable connection, not easy to fall off, and longer service life.

In order to achieve the above object, the technical scheme provided by the utility model is as follows:

A micro-USB2.0 connector board-type male head, including a terminal group, a terminal seat installed on the terminal group, characterized in that one end of the terminal group is vertically bent so that each PIN pin has a After the boards are bonded together, several sticking boards for double-sided welding are used to fix the welding feet, and the shell is also included, and the rubber core is sleeved in the shell. The other end of the terminal group is inserted into the rubber core and fixedly connected with the rubber core. The core has a first positioning support and a second positioning support, and the shell has a first welding foot body and a second welding foot body, and the welding ends of the first welding foot body and the second welding foot body are fixed by a plugboard Welding foot, the first welding foot body has a first positioning foot, the second welding foot body has a second positioning foot, the first positioning support is provided with a first positioning block adapted to the first positioning foot, and the second A second positioning block adapted to the second positioning pin is provided on the positioning support. The first positioning pin is inserted into the first positioning block and the second positioning pin is inserted into the second positioning block for positioning, so as to prevent the plugboard on the shell from being fixed. Welding feet are swollen and deformed.

The first positioning support is provided with a first positioning column, and the second positioning support is provided with a second positioning column.

When welding, the positioning is carried out through the positioning column. First, insert the fixed soldering leg of the plug-in board into the corresponding opening on the PCB, and then fit the fixed soldering leg of the patch plate to the PCB board and perform double-sided welding.

Preferably, the rubber core has a fixed boss, and the rubber core and the shell are buckled and connected through the snap-fitting position adapted to the fixed boss on the shell, which enhances the firmness of the product as a whole.

As a preference, the first welding foot body has a first positioning and fixing anti-retraction plate, the second welding foot body has a second positioning and fixing anti-retreating plate, and the first positioning support is provided with a The first positioning slot that is compatible with the backstop, and the second positioning support is provided with a second positioning slot that is compatible with the second positioning and fixed anti-backstop, and the first positioning and fixed anti-backstop is bent and buckled into the first The positioning groove and the second positioning and fixing anti-retraction plate are bent and buckled into the second positioning groove so that the rubber core is fixedly connected with the shell.

Compared with the prior art, the utility model has the beneficial effects of:

The utility model miniature USB2.0 connector board-mounted male head, by vertically bending one end of the terminal group, each PIN foot has a board-fixed soldering foot for double-sided welding after being bonded to the PCB board , the shell has a first welding foot body and a second welding foot body, the welding ends of the first welding foot body and the second welding foot body have a plug-in plate fixing welding foot, and one end of the terminal group is vertically bent to minimize the The length of the connector is reduced, space is saved, ultra-shortness is realized, consumables are reduced, and the miniaturization demand of the USB connector can be met in the market. When welding, use the positioning column for positioning, insert the fixed soldering feet of the plug-in board into the corresponding openings on the PCB, and fit the fixed soldering legs of the patch board to the PCB board for double-sided welding. The positioning accuracy is high. The welding is convenient, the connection is reliable, and it is not easy to fall off, which effectively prolongs the service life of the male head. In addition, there is no need to provide hooks in the housing.

The micro-USB2.0 connector board-type male head described in the present utility model will be further described below in conjunction with the accompanying drawings and embodiments.

Description of drawings

Fig. 1 is one of the three-dimensional views of the board-mounted male head of the micro-USB2.0 connector described in the utility model;

Fig. 2 is the second perspective view of the board-mounted male head of the micro-USB2.0 connector described in the utility model;

FIG. 3 is an exploded structure diagram of FIG. 2 .

Detailed ways

The following are the best examples of the micro-USB2.0 connector board-mounted male head of the utility model, which does not limit the protection scope of the utility model.

As shown in Figure 1, Figure 2, and Figure 3, a miniature USB2.0 connector board-mounted male head is provided, including a terminal group 1, a terminal seat 2 installed on the terminal group 1, and one end of the terminal group 1 is vertical Bending so that each PIN pin has five fixed solder pins 3 for double-sided welding after being bonded to the PCB board, and also includes a shell 4 and a rubber core 5 sleeved in the shell 4. The other end of the terminal group 1 is inserted into the rubber core 5 and fixedly connected with the rubber core 5. The terminal base 2 and the rubber core 5 are integrally formed. The rubber core 5 has a first positioning support 6 and a second positioning support 7. The shell 4 has a first welding foot body 11 and a second welding foot body 12, and the welding ends of the first welding foot body 11 and the second welding foot body 12 have a plug-in plate fixing welding leg 13, and the first welding leg The body 11 has a first positioning foot 18, the second welding foot body 12 has a second positioning foot 19, the first positioning support 6 is provided with a first positioning block 20 adapted to the first positioning foot 18, and the second positioning support The seat 7 is provided with a second positioning block 21 adapted to the second positioning pin 19, the first positioning pin 18 is inserted into the first positioning block 20 and the second positioning pin 19 is inserted into the second positioning block 21 for positioning, preventing the shell from The fixed welding leg 13 on the plug-in plate 4 is expanded and deformed, which can further enhance the firmness of the connector as a whole.

The first positioning support 6 is provided with a first positioning column 8 , and the second positioning support 7 is provided with a second positioning column 9 .

When soldering, use the first positioning column 8 and the second positioning column 9 to perform positioning, insert the plug-in plate fixing leg 13 into the corresponding opening on the PCB, and attach the plate fixing soldering leg 3 to the PCB board Double-sided welding after assembly is very convenient to fix the male head on the PCB board, with high positioning accuracy and convenient welding, and the connection between the male head and the PCB board is reliable, and it is not easy to fall off, which effectively prolongs the service life of the male head.

The rubber core 5 has a fixed boss 10, and the rubber core 5 and the shell 4 are buckled and connected through the snap-in position on the shell 4 that is compatible with the fixed boss 10, thereby enhancing the firmness of the product as a whole.

The first welding foot body 11 has a first positioning and fixing anti-retraction plate 14, the second welding foot body 12 has a second positioning and fixing anti-retreating plate 15, and the first positioning support 6 is provided with the first positioning and fixing plate. The first positioning groove 16 that is compatible with the anti-retreating plate 14, the second positioning support 7 is provided with the second positioning groove 17 that is compatible with the second positioning and fixing the anti-retreating plate 15, and the first positioning and fixing the anti-retreating plate 14 is bent and buckled into the first positioning groove 16 and the second positioning and fixing anti-retreating plate 15 is bent and buckled into the second positioning groove 17 so that the rubber core 5 is fixedly connected with the shell 4 .

The lower surface of the housing 4 is flat and no hooks are installed to ensure smooth plugging and unplugging of the male head and the female seat without resistance. The separate installation of the hooks on the rubber core is eliminated, which simplifies the structure of the male head and reduces accessories. Less consumables, saving costs.

The above-mentioned embodiment is a preferred implementation mode of the present utility model, but the implementation mode of the present utility model is not limited by the above-mentioned embodiment, and any other changes, modifications and substitutions made without departing from the spirit and principle of the present utility model , combination, and simplification, all should be equivalent replacement methods, and are all included in the protection scope of the present utility model.

Claims (5)

1. A miniature USB2.0 connector board-type male head, including a terminal group (1), a terminal seat (2) installed on the terminal group (1), characterized in that one end of the terminal group (1) Vertical bending makes each PIN foot have a fixed welding foot (3) for double-sided welding after being attached to the PCB board, and also includes a shell (4), and the glue set in the shell (4) core (5), the other end of the terminal group (1) is inserted into the rubber core (5) and fixedly connected with the rubber core (5), and the rubber core (5) has a first positioning support (6) and a second positioning The support (7), the shell (4) has a first welding foot body (11) and a second welding foot body (12), and the first welding foot body (11) and the second welding foot body (12) The welding end of the socket has a plug-in plate fixing welding foot (13), the first welding foot body (11) has a first positioning foot (18), the second welding foot body (12) has a second positioning foot (19), and the second welding foot body (12) has a second positioning foot (19). A positioning support (6) is provided with a first positioning block (20) adapted to the first positioning foot (18), and a positioning block (20) compatible with the second positioning foot (19) is provided on the second positioning support (7). The second positioning block (21), the first positioning pin (18) is inserted in the first positioning block (20) and the second positioning pin (19) is inserted in the second positioning block (21) for positioning, preventing the shell (4) The fixed welding leg (13) on the flashboard on the top is expanded and deformed. 2. The micro-USB2.0 connector board-type male head according to claim 1, characterized in that, the first positioning support (6) is provided with a first positioning column (8), and the second positioning support (7) is provided with the second positioning post (9). 3. The micro-USB2.0 connector board-mounted male head according to claim 1, characterized in that, the rubber core (5) has a fixed boss (10), and the housing (4) is provided with a The corresponding clamping position of the fixing boss (10) makes the rubber core (5) and the shell (4) be buckled and connected. 4. The micro-USB2.0 connector board-mounted male head according to claim 1, characterized in that, the first welding foot body (11) has a first positioning and fixing anti-retraction plate (14), and the second welding The script body (12) has a second positioning and fixing anti-retreating plate (15), and the first positioning support (6) is provided with a first positioning groove (16) adapted to the first positioning and fixing anti-retreating plate (14). ), the second positioning support (7) is provided with a second positioning groove (17) that is compatible with the second positioning and fixing the anti-retreating plate (15), and the first positioning and fixing the anti-retreating plate (14) is bent and buckled Into the first positioning groove (16) and the second positioning and fixing anti-retraction plate (15) is bent and buckled into the second positioning groove (17) so that the rubber core (5) is fixedly connected with the shell (4). 5. The micro-USB2.0 connector board-type male head according to any one of claims 1 to 4, characterized in that, the lower surface of the housing (4) is a plane.