CN202602031U - A USB transfer device - Google Patents

Abstract

The utility model discloses a USB adapter, which relates to the field of adapters. The utility model comprises a base, which is connected to a USB common terminal, and the base is also provided with a mini USB male interface with 5 pins, a micro USB male interface with 5 pins, and a DOCK male interface with 30 pins. The base of the utility model integrates the mini USB interface, the micro USB interface and the DOCK interface, and can adapt to the peripheral devices of three different interface standards for data transmission or charging, and is very convenient to use.

Description

A USB transfer device

technical field

The utility model relates to an adapter, in particular to a USB adapter device.

Background technique

At present, the use of the USB interface of the host computer to connect peripherals with different interface standards can be used in many occasions. Because the USB interface of the computer has a single standard, a USB adapter is generally required to connect the computer to the peripherals. Common peripheral device interface standards mainly include mini USB (MINI USB) interface, micro USB (Micro USB) interface and DOCK interface. In the prior art, when different peripheral devices are connected to the computer, different USB adapter cables need to be plugged in. Since this USB adapter cable can only be applied to a single peripheral device, it is difficult to convert USB adapter cables between different peripheral devices. It is inconvenient, and it limits the diversification of the interface of the adapter cable, and cannot realize the adapter of various interface standards.

On the other hand, in the prior art, general-purpose peripheral devices are often charged through the mini-USB interface, micro-USB interface or DOCK interface, and the charging current values required by different peripheral devices are different, so the general-purpose peripheral devices all come with Dedicated chargers and dedicated USB charging adapter cables cause the inconvenience of switching USB charging adapter cables between different peripheral devices, and limit the diversification of charging adapter cable interfaces, making it impossible to realize charging with multiple interface standards.

Utility model content

The first technical problem to be solved by the utility model is to provide a USB transfer device, which integrates the mini USB interface, the micro USB interface and the DOCK interface, so that peripheral devices with different interface standards can pass through the The USB transfer device is used for data transmission and charging with the computer.

The second technical problem to be solved by the utility model is to provide a USB switching device, which integrates the mini USB interface, the micro USB interface and the DOCK interface, so that peripheral devices with different interface standards can pass through the same The USB conversion device and the charging stand are used for charging.

In order to solve the first technical problem above, the technical solution of the present utility model is: a USB transfer device, including a base, the base is connected to a USB common terminal, and the base is provided with a mini USB with 5 pins. USB male interface, a micro USB male interface with 5 pins and a DOCK male interface with 30 pins; pin 1 of the mini USB male interface is electrically connected with pin 1 of the micro USB male interface, and The pin 8 of the DOCK male interface is electrically connected; the pin 2 of the mini USB male interface is electrically connected with the pin 2 of the micro USB male interface, and is electrically connected with the pin 6 of the DOCK male interface; the mini USB male interface Pin 3 of the mini-USB male interface is electrically connected to pin 3 of the micro-USB male interface, and is electrically connected to pin 4 of the DOCK male interface; pin 5 of the mini-USB male interface is electrically connected to pin 5 of the micro-USB male interface , electrically connected to pin 15 of the DOCK male interface.

In order to solve the above-mentioned second technical problem, the technical solution of this utility model is: a USB transfer device, including a base, the base is connected to a USB common terminal, and the base is provided with a mini USB male interface, a micro USB male interface with 5 pins and a DOCK male interface with 30 pins; pin 1 of the mini USB male interface is electrically connected with pin 1 of the micro USB male interface, and The pin 8 of the DOCK male interface is electrically connected; the pin 5 of the mini USB male interface is electrically connected with the pin 5 of the micro USB male interface, and is electrically connected with the pin 15 of the DOCK male interface; the pin 5 of the DOCK male interface After pin 8 is connected in series with the first resistor and the second resistor in sequence, it is electrically connected to pin 15 of the DOCK public interface, and the connection between the first resistor and the second resistor is electrically connected to pin 6 of the DOCK public interface, After the pin 8 of the DOCK public interface is also connected in series with the third resistor and the fourth resistor in series, it is electrically connected with the pin 15 of the DOCK public interface, and the connection between the third resistor and the fourth resistor is also connected with the DOCK public interface. Pin 4 is electrically connected; a fifth resistor is connected in series between pin 5 and pin 4 of the mini USB male interface; pin 2 and pin 3 of the mini USB male interface are short-circuited; The sixth resistor is short-circuited or connected in series between pin 2 and pin 3.

The beneficial effects of the utility model are:

For the first technical solution, the base of the present utility model is connected to a USB common end, and the base also integrates the mini USB interface, the micro USB interface and the DOCK interface, thus, the USB common end of the present utility model is plugged into the After the computer, it can realize data transmission and charging with peripheral devices such as MP3, MP4, digital camera, mobile phone, tablet computer, etc., so it is very convenient to use and realizes the diversification of interfaces.

For the second technical solution, the base of the utility model is connected to a USB common end, and the base also integrates the mini USB interface, the micro USB interface and the DOCK interface, so that the USB common end of the utility model is plugged into the After the charging stand, it can be charged with peripheral devices such as MP3, MP4, digital camera, mobile phone, tablet computer, etc., so it is very convenient to use and realizes the diversification of interfaces.

Description of drawings

FIG. 1 is a schematic diagram of the external structure of the first embodiment of the present invention.

Fig. 2 is another schematic diagram of the external structure of the first embodiment of the present invention.

Fig. 3 is another schematic diagram of the external structure of the first embodiment of the present invention.

FIG. 4 is a schematic circuit diagram of the USB interface in FIG. 1 .

FIG. 5 is a schematic circuit diagram of the USB interface in FIG. 2 .

FIG. 6 is a schematic circuit diagram of the USB interface in FIG. 3 .

Fig. 7 is a schematic diagram of the external structure of the second embodiment of the present invention.

Fig. 8 is another schematic diagram of the external structure of the second embodiment of the present invention.

FIG. 9 is another schematic diagram of the external structure of the second embodiment of the present invention.

FIG. 10 is a schematic circuit diagram of the USB interface in FIG. 7 .

FIG. 11 is another schematic circuit diagram of the USB interface in FIG. 7 .

FIG. 12 is a schematic circuit diagram of the USB interface in FIG. 8 .

FIG. 13 is another schematic circuit diagram of the USB interface in FIG. 8 .

FIG. 14 is a schematic circuit diagram of the USB interface in FIG. 9 .

FIG. 15 is another schematic circuit diagram of the USB interface in FIG. 8 .

In the figure: 1. Base; 2. USB common port; 3. Mini USB male interface; 4. Micro USB male interface; 5. DOCK male interface; 6. Wire; 7. Winding box; 1'. Base; 2'. USB public port; 3'. Mini USB male port; 4'. Micro USB male port; 5'. DOCK male port; 6'. Wire; 7'. Reel box;

P1. Pin 1; P2. Pin 2; P3. Pin 3; P4. Pin 4; P5. Pin 5; P6. Pin 6; P8. Pin 8; P15. Pin 15; P30. Pin 30; R1. first resistor; R2. second resistor; R3. third resistor; R4. fourth resistor; R5. fifth resistor; R6. sixth resistor.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail.

First embodiment:

As shown in Figures 1 to 6, in this specific embodiment, a USB adapter device includes a base 1, the base 1 is connected to a USB common port 2, and the base 1 is provided with a Pin mini USB (MINI USB) male interface 3, a micro USB (MICRO USB) male interface 4 with 5 pins and a DOCK male interface 5 with 30 pins; the pins of the mini USB male interface 3 1 is electrically connected to pin 1 of the micro USB male interface 4, and is electrically connected to pin 8 of the DOCK male interface 5; pin 2 of the mini USB male interface 3 is electrically connected to pin 2 of the micro USB male interface 4 Connect, electrically connected with pin 6 of DOCK male interface 5; pin 3 of the mini USB male interface 3 is electrically connected with pin 3 of micro USB male interface 4, electrically connection; the pin 5 of the mini USB male interface 3 is electrically connected to the pin 5 of the micro USB male interface 4 , and is electrically connected to the pin 15 of the DOCK male interface 5 .

As shown in Figure 1 and Figure 4, as the first preferred mode of the above-mentioned technical solution, the USB common port 2 is a Type A USB male interface 2 with 4 pins, and the Type A USB male interface 2 passes through a wire 6 Connect the base 1, the pin 1 of the A-type USB male interface 2 is electrically connected with the pin 1 of the micro-USB male interface 4, the pin 2 of the A-type USB male interface 2 is connected with the pin 4 of the micro-USB male interface 2 are electrically connected, the pin 3 of the A-type USB male interface 2 is electrically connected to the pin 3 of the micro-USB male interface 4, the pin 4 of the A-type USB male interface 2 is connected to the pin 4 of the micro-USB male interface 5 electrical connections. Further, a wire reel box 7 (refer to FIG. 1 ) is installed on the wire 6 of the USB common terminal 2 , which is very convenient for wiring and winding.

As shown in Fig. 2 and Fig. 5, as the second preferred mode of the above-mentioned technical solution, the USB common port 2 is a mini USB public interface 2 with 5 pins, and the mini USB public interface 2 is connected to the base via a wire 6. Seat 1, the pin 1 of the mini USB male interface 2 is electrically connected to the pin 1 of the micro USB male interface 4, and the pin 2 of the mini USB male interface 2 is electrically connected to the pin 2 of the micro USB male interface 4 , the pin 3 of the mini USB male interface 2 is electrically connected to the pin 3 of the micro USB male interface 4, and the pin 5 of the mini USB male interface 2 is electrically connected to the pin 5 of the micro USB male interface 4. Further, a reel box (not shown in the figure) can also be installed on the wire 6 of the USB common terminal 2, so that wiring and winding are very convenient.

As shown in Figure 3 and Figure 6, as the third preferred mode of the above-mentioned technical solution, the USB common port 2 is a micro-USB female interface 2 with 5 pins, and the pin 1 of the micro-USB female interface 2 is connected to Pin 1 of the micro USB male interface 4 is electrically connected, pin 2 of the micro USB female interface 2 is electrically connected to pin 2 of the micro USB male interface 4, and pin 3 of the micro USB female interface 2 is electrically connected to the micro USB The pin 3 of the male interface 4 is electrically connected, and the pin 5 of the micro-USB female interface 2 is electrically connected with the pin 5 of the micro-USB male interface 4 .

Second embodiment:

As shown in Figures 7 to 15, in this specific embodiment, a USB transfer device includes a base 1', the base 1' is connected to a USB common terminal 2', and the base 1' is provided with a A male mini USB connector 3' with 5 pins, a male micro USB connector 4' with 5 pins, and a male DOCK connector 5' with 30 pins; the pins of the male mini USB connector 3' 1 is electrically connected to pin 1 of the micro USB male interface 4', and is electrically connected to pin 8 of the DOCK male interface 5'; the pin 5 of the mini USB male interface 3' is connected to the pin Pin 5 is electrically connected to pin 15 of DOCK public interface 5'; pin 8 of the DOCK public interface 5' is connected in series with the first resistor R1 and the second resistor R2 in sequence, and is connected to DOCK public interface 5' The pin 15 of the DOCK public interface 5' is electrically connected with the pin 15 of the first resistor R1 and the second resistor R2, and the pin 8 of the DOCK public interface 5' is also connected in series with the first After the third resistor R3 and the fourth resistor R4, it is electrically connected to the pin 15 of the DOCK male interface 5', and the connection between the third resistor R3 and the fourth resistor R4 is also electrically connected to the pin 4 of the DOCK male interface 5' connection; the fifth resistor R5 is connected in series between pin 5 and pin 4 of the mini USB male interface 3'; pin 2 and pin 3 of the mini USB male interface 3' are short-circuited; the micro USB male interface 4 'Pin 2 and pin 3 are shorted (refer to Figure 10, Figure 12, Figure 14) or the sixth resistor R6 is connected in series (refer to Figure 11, Figure 13, Figure 15). The resistance value of each of the above-mentioned resistors is preferably 40KΩ～80KΩ. By setting a resistor or directly shorting the pins of the above-mentioned USB interface, the charging current value during charging is optimized, and different peripheral devices can identify whether to enter charging state.

As shown in Figure 7, Figure 10 and Figure 11, as the first preferred mode of the above technical solution, the USB common port 2' is a Type A USB male interface 2' with 4 pins, and the Type A USB male interface 2' The interface 2' is connected to the base 1' through a wire 6', the pin 1 of the A-type USB male interface 2' is electrically connected to the pin 1 of the micro-USB male interface 4', and the pin 1 of the A-type USB male interface 2' Pin 4 is electrically connected to pin 5 of the micro-USB male interface 4'. Further, the cable reel box 7' (refer to FIG. 7 ) is installed on the wire 6' of the USB common terminal 2', and the wiring and winding are very convenient.

As shown in Fig. 8, Fig. 12 and Fig. 13, as the second preferred mode of the above-mentioned technical solution, the USB public port 2' is a mini USB public interface 2' with 5 pins, and the mini USB public interface 2 'connect the base 1' through the wire 6', the pin 1 of the mini USB male interface 2' is electrically connected to the pin 1 of the micro USB male interface 4', the pin 5 of the mini USB male interface 2' is connected to the micro The pin 5 of the USB male interface 4' is electrically connected. Further, a reel box (not shown in the figure) is installed on the lead wire 6' of the USB common terminal 2', and the wiring and take-up are very convenient.

As shown in Figure 9, Figure 14 and Figure 15, as the third preferred mode of the above technical solution, the USB common port 2' is a micro USB female interface 2' with 5 pins, the micro USB female interface 2 Pin 1 of 'is electrically connected to pin 1 of the micro-USB male interface 4', and pin 5 of the micro-USB female interface 2' is electrically connected to pin 5 of the micro-USB male interface 4'.

The above is only a preferred embodiment of the utility model, and any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical solution of the utility model all belong to the scope of the technical solution of the utility model.

Claims (10)

1. A USB transfer device, comprising a base, the base is connected to a USB common terminal, characterized in that: the base is provided with a mini-USB male interface with 5 pins, a mini-USB male interface with 5 pins A micro USB male interface and a DOCK male interface with 30 pins; pin 1 of the mini USB male interface is electrically connected to pin 1 of the micro USB male interface, and electrically connected to pin 8 of the DOCK male interface; Pin 2 of the mini USB male interface is electrically connected to pin 2 of the micro USB male interface, and is electrically connected to pin 6 of the DOCK male interface; pin 3 of the mini USB male interface is electrically connected to pin 3 of the micro USB male interface. Pin 3 is electrically connected to pin 4 of the DOCK male interface; pin 5 of the mini USB male interface is electrically connected to pin 5 of the micro USB male interface, and electrically connected to pin 15 of the DOCK male interface connect. 2. The USB adapter device according to claim 1, characterized in that: the USB common terminal is a Type A USB male interface with 4 pins, the Type A USB male interface is connected to the base through a wire, and the A Pin 1 of the Type A USB male interface is electrically connected to pin 1 of the micro USB male interface, pin 2 of the Type A USB male interface is electrically connected to pin 2 of the Micro USB male interface, and the Type A USB male interface Pin 3 of the A-type USB male interface is electrically connected to pin 3 of the micro-USB male interface, and pin 4 of the A-type USB male interface is electrically connected to pin 5 of the micro-USB male interface. 3. The USB adapter device according to claim 1, characterized in that: the USB common end is a mini USB male interface with 5 pins, the mini USB male interface is connected to the base through a wire, and the mini USB male interface Pin 1 of the interface is electrically connected to pin 1 of the micro USB male interface, pin 2 of the mini USB male interface is electrically connected to pin 2 of the micro USB male interface, and pin 3 of the mini USB male interface is electrically connected to The pin 3 of the micro USB male interface is electrically connected, and the pin 5 of the mini USB male interface is electrically connected with the pin 5 of the micro USB male interface. 4. The USB conversion device according to claim 2 or 3, characterized in that: a cable reel box is installed on the wire of the USB common end. 5. The USB adapter device according to claim 1, characterized in that: the USB common end is a micro-USB female interface with 5 pins, and the pin 1 of the micro-USB female interface is connected to the pin 1 of the micro-USB male interface. Pin 1 is electrically connected, pin 2 of the micro USB female interface is electrically connected to pin 2 of the micro USB male interface, pin 3 of the micro USB female interface is electrically connected to pin 3 of the micro USB male interface , the pin 5 of the micro USB female interface is electrically connected with the pin 5 of the micro USB male interface. 6. A USB transfer device, comprising a base, the base is connected to a USB common terminal, characterized in that: the base is provided with a mini-USB male interface with 5 pins, a mini-USB male interface with 5 pins A micro USB male interface and a DOCK male interface with 30 pins; pin 1 of the mini USB male interface is electrically connected to pin 1 of the micro USB male interface, and electrically connected to pin 8 of the DOCK male interface; Pin 5 of the mini USB male interface is electrically connected to pin 5 of the micro USB male interface, and is electrically connected to pin 15 of the DOCK male interface; pin 8 of the DOCK male interface is sequentially connected in series with the first resistor and the second resistor. After the second resistor, it is electrically connected to the pin 15 of the DOCK public interface, and the connection between the first resistor and the second resistor is electrically connected to the pin 6 of the DOCK public interface, and the pin 8 of the DOCK public interface is also connected in series After connecting the third resistor and the fourth resistor, it is electrically connected to the pin 15 of the DOCK male interface, and the connection between the third resistor and the fourth resistor is also electrically connected to the pin 4 of the DOCK male interface; the mini USB male A fifth resistor is connected in series between pin 5 and pin 4 of the interface; pin 2 and pin 3 of the mini-USB male interface are short-circuited; pin 2 and pin 3 of the mini-USB male interface are short-circuited Or connect the sixth resistor in series. 7. The USB adapter device according to claim 6, characterized in that: the USB common terminal is a type A USB male interface with 4 pins, the A type USB male interface is connected to the base through a wire, and the A type Pin 1 of the Type A USB male interface is electrically connected to pin 1 of the micro USB male interface, and pin 4 of the Type A USB male interface is electrically connected to pin 5 of the micro USB male interface. 8. The USB adapter device according to claim 6, characterized in that: the USB common end is a mini USB male interface with 5 pins, the mini USB male interface is connected to the base through wires, and the mini USB male interface Pin 1 of the interface is electrically connected to pin 1 of the micro USB male interface, and pin 5 of the mini USB male interface is electrically connected to pin 5 of the micro USB male interface. 9. The USB conversion device according to claim 7 or 8, characterized in that: a cable reel box is installed on the wire of the USB common end. 10. The USB adapter device according to claim 6, characterized in that: the USB common end is a micro-USB female interface with 5 pins, and the pin 1 of the micro-USB female interface is connected to the pin 1 of the micro-USB male interface. Pin 1 is electrically connected, and pin 5 of the micro-USB female interface is electrically connected with pin 5 of the micro-USB male interface.

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