CN201251766Y - Computer extended card type power supply device with USB port - Google Patents

Abstract

A computer extended card type power supply device with USB port comprises a switch-type power supply module (1), an extended card bracket (2), an extended card circuit board (3), a SUPER-USB socket (4), a power supply switch (5), a USB input socket (6) and an alternating current power supply input cable (7), wherein the USB input socket (6) is used to connect with a USB interface on a mainboard of a computer in telecommunication, the switch-type power supply module (1) is operated by a power supply control formula arranged on a computer to convert alternating current power supplies which are input into a plurality of different direct current power supplies, and the different direct current power supplies are outwards output through the SUPER-USB socket (4). The computer extended card type power supply device can supply direct current power supplies needed by majority of USB external devices, thereby saving power supplies arranged on the external devices.

Description

Computer expansion card type power supply device with USB port

[ technical field ] A method for producing a semiconductor device

The utility model relates to the field of electronic technology, especially, relate to a power supply unit that is used for desktop computer to be equipped with the computer expansion card type of USB port.

[ background of the invention ]

A common desktop computer is provided with a plurality of USB sockets, which can provide 5V/500mA dc power, and these dc power can be used as USB external devices to supply power, but the maximum power of the provided dc power is only 2.5W, which is only enough to deal with some USB external devices with very low power consumption, and other USB external devices such as printers, scanners, external hard disks, etc. are generally provided with their own power supplies. The utility model discloses a power supply device of computer expansion card type with USB port sets up in the expansion card slot on the computer motherboard, can provide enough required DC power supply of the most part USB external equipment of dealing with.

[ Utility model ] content

An object of the present invention is to provide a power supply device with a USB port for a computer expansion card, which can provide a required dc power to a USB external device.

The utility model aims at realizing the power supply device which adopts the computer expansion card type and is used for a desk computer, and is characterized in that the power supply device is provided with a switch type power supply module (1), an expansion card bracket (2), an expansion card circuit board (3), a SUPER-USB socket (4), a power switch (5), a USB input socket (6) and an AC power input cable (7); the expansion card support (2) and the expansion card circuit board (3) are used for fixing a power supply device, so that the power supply device can be inserted into and fixed in a slot of a computer mainboard, the expansion card support (2) is a computer expansion card support, the expansion card support (2) is provided with an SUPER-USB socket (4), a power switch (5) and an alternating current power input cable (7), and the expansion card circuit board (3) is provided with a switch type power module (1) and a USB input socket (6);

and the number of the first and second groups,

the switch type power supply module (1) is connected with the SUPER-USB socket (4), the power switch (5), the USB input socket (6), the AC power input cable (7) and other circuits, the switch type power supply module (1) converts the AC power input from the AC power input cable (7) into a plurality of different DC power supplies and outputs the DC power supplies to the outside through the SUPER-USB socket (4);

the power switch (5) is a switch for inputting an alternating current power supply of the power supply device;

the USB input socket (6) is used for being in electrical connection with a USB interface on a computer mainboard.

In addition, a USB concentrator is arranged in the switch type power supply module (1), the USB concentrator is respectively connected with the USB input socket (6) and the SUPER-USB socket (4) in a circuit mode, and a USB interface on a computer mainboard connected with the USB input socket (6) is expanded to the SUPER-USB socket (4) on the power supply device through the USB concentrator. And a USB interface circuit connected with the USB concentrator phase circuit is also arranged in the switch type power supply module (1), the switch type power supply module (1) is in electrical connection with the USB interface on the computer mainboard through the USB interface circuit, the USB concentrator, the USB input socket (6) and the like, and each direct current power supply output by the switch type power supply module (1) is controlled by a power supply control program arranged on the computer.

In the aspect of arrangement, the power supply device can be used for supplying power to the USB external equipment by only inserting and fixing the power supply device into the slot of the computer mainboard, connecting the AC power input cable (7) with a proper AC plug and then inserting the AC plug into the AC power socket.

Thus, the purpose of the utility model is realized.

The utility model discloses a power supply device sets up in the extension card slot on the computer motherboard, can provide enough required DC power supply of most USB external equipment of dealing with, has set up the utility model discloses a behind the power supply device, can save the power supply ware of these USB external equipment from the area.

[ description of the drawings ]

Fig. 1 and 2 are perspective schematic explanatory views of a power supply device according to a first embodiment of the present invention;

fig. 3 and 4 are perspective schematic explanatory views of a power supply device according to a second embodiment of the present invention;

fig. 5 and 6 are perspective schematic explanatory views of the outlet panel device (11);

fig. 7 is a schematic explanatory view of a front view of the outlet panel device (11);

FIG. 8 is a pictorial, three-dimensional, schematic illustration of the SUPER-USB receptacle (4);

fig. 9 is an a-a sectional explanatory view of the SUPER-USB socket (4) of fig. 8.

In the drawings, like numerals represent like devices, component parts, and the like, which are schematic in order to explain the constitution and main features of the present invention.

[ detailed description ] embodiments

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, fig. 1 and 2 are schematic diagrams illustrating a power supply device according to a first embodiment of the present invention in a three-dimensional manner, in which the power supply device shown in fig. 1 and 2 is provided with a switch-type power module (1), an expansion card bracket (2), an expansion card circuit board (3), a SUPER-USB socket (4), a power switch (5), a USB input socket (6), and an ac power input cable (7); the expansion card support (2) and the expansion card circuit board (3) are used for fixing a power supply device, so that the power supply device can be inserted into and fixed in a slot of a computer mainboard, the expansion card support (2) is a computer expansion card support, the expansion card support (2) is provided with an SUPER-USB socket (4), a power switch (5) and an alternating current power input cable (7), and the expansion card circuit board (3) is provided with a switch type power module (1) and a USB input socket (6);

and the number of the first and second groups,

the switch type power supply module (1) is connected with the SUPER-USB socket (4), the power switch (5), the USB input socket (6), the AC power input cable (7) and other circuits, the switch type power supply module (1) converts the AC power input from the AC power input cable (7) into a plurality of different DC power supplies and outputs the DC power supplies to the outside through the SUPER-USB socket (4);

the power switch (5) is a switch for inputting an alternating current power supply of the power supply device;

the USB input socket (6) is used for being in electrical connection with a USB interface on a computer mainboard.

With continuing reference to fig. 1 and 2, the switch mode power module (1) of the power supply apparatus shown in fig. 1 and 2 is further provided with a USB hub, the USB hub is electrically connected to the USB input socket (6) and the SUPER-USB socket (4), respectively, and the USB interface on the computer motherboard connected to the USB input socket (6) is extended to the SUPER-USB socket (4) on the power supply apparatus through the USB hub.

With continuing reference to fig. 1 and 2, the switching power module (1) shown in fig. 1 and 2 is further provided with a USB interface circuit connected to the USB hub, the switching power module (1) is in electrical communication with the USB interface on the motherboard of the computer through the USB interface circuit, the USB hub, the USB input socket (6), and the like, and the power control program provided on the computer controls each dc power supply output by the switching power module (1). In addition, the power control program can control the switch type power module (1) to output proper direct current power to the USB external equipment according to different USB external equipment without user's worry.

Referring to fig. 3 to 7, fig. 3 and 4 are perspective schematic illustrations of a power supply device according to a second embodiment of the present invention, fig. 5 and 6 are perspective schematic illustrations of a socket panel device (11), and fig. 7 is a schematic illustration of a front view of the socket panel device (11), in the second embodiment of the present invention, the socket panel device (11) is added, the dc power output by the switch mode power module (1) and the USB interface of the USB hub can be extended to the socket panel device (11), and the socket panel device (11) can be installed on the original 5.25 inch hard disk drive of the desktop computer, so that the dc power provided by the power supply device of the present invention can be conveniently used in front of the computer.

With continuing reference to fig. 3 to 7, the power supply apparatus shown in fig. 3 to 7 further includes a socket panel device (11), a panel power socket (8), a panel USB communication socket (9), and a panel cable for connecting the socket panel device (11) with the panel power socket (8) and the panel USB communication socket (9), wherein the panel power socket (8) and the panel USB communication socket (9) are located on the expansion card circuit board (3), the panel power socket (8) and the panel USB communication socket (9) are in circuit connection with the switch-type power module (1), and the switch-type power module (1) is in circuit connection with each socket on the socket panel device (11) through the panel power socket (8), the panel USB communication socket (9) and the panel cable.

With continuing reference to fig. 3 to 7, the front surface of the socket panel device (11) shown in fig. 3 to 7 is provided with a plurality of sockets and a plurality of memory card slots, and the back surface of the socket panel device (11) is provided with a panel power socket (1101), a panel USB communication socket (1102) and an audio signal socket (1103);

wherein,

the socket comprises three SUPER-USB sockets (4), two USB sockets (1104), three mobile phone power sockets (1105), two camera power sockets (1106), an earphone socket (1107) and a microphone socket (1108);

the memory card slot comprises an MS card slot (1109), a CF card slot (11011), an SD/MMC card slot (11012), an xD image card slot (11013) and a T-F card slot (11014);

and the number of the first and second groups,

a plurality of groups of direct current power supply pins are arranged on the panel power supply socket (1101), and each group of direct current power supply pins are respectively in circuit connection with each mobile phone power supply socket (1105), each camera power supply socket (1106), each load power supply pin on the SUPER-USB socket (4) and each USB socket (1104);

a plurality of groups of USB signal pins are arranged on the panel USB communication socket (1102), and each group of USB signal pins are respectively connected with the USB memory card controller, each SUPER-USB socket (4) and the USB signal pins on each USB socket (1104) in a circuit way;

two groups of audio signal pins are arranged on the audio signal socket (1103), wherein one group of audio signal pins are in circuit connection with each pin on the earphone socket (1107), and the other group of audio signal pins are in circuit connection with each pin on the microphone socket (1108);

the mobile phone power socket (1105) is used for outputting 4.2V direct current power;

the camera power socket (1106) is used for outputting 8.4V direct current power;

the socket panel device (11) is also internally provided with a USB memory card controller, the USB memory card controller is in circuit connection with one group of USB signal pin phases on the panel USB communication socket (1102) and is provided with a plurality of different memory card interface circuits, and an MS card slot (1109), a CF card slot (11011), an SD/MMC card slot (11012), an xD image card slot (11013) and a T-F card slot (11014) are respectively in circuit connection with the corresponding memory card interface circuits on the USB memory card controller.

In the second embodiment, the MS Card slot (1109) is the slot of Memory Stick Memory Card, the CF Card slot (11011) is the slot of Compact Flash Memory Card, the SD/MMC Card slot (11012) is the slot of Memory Card such as Secure Digital Card/Multi Media Card, the xD image Card slot (11013) is the slot of xD-Picture Card, the T-F Card slot (11014) is the slot of Trans Flash Memory Card.

Referring to fig. 8 and 9, fig. 8 is an image-based three-dimensional schematic explanatory view of the SUPER-USB socket (4), fig. 9 is an a-a sectional explanatory view of the SUPER-USB socket (4) of fig. 8, and the main difference of the SUPER-USB socket (4) shown in fig. 8 and 9 is that, compared with the standard USB a-type socket, the SUPER-USB socket (4) has two additional sets of load power terminals, and the power supply apparatus of the present invention outputs dc power to the USB external device through these load power terminals, and can supply power to the USB external device by connecting the power supply apparatus of the present invention to the USB external device using a cable provided with a SUPER-USB plug corresponding to the SUPER-USB socket (4). The utility model discloses the patent application of these SUPER-USB plug and SUPER-USB socket, together with the utility model discloses a by the inventor's rich application of gold patent. In addition, these SUPER-USB sockets (4) have, in addition to the added two sets of load power supply terminals, the other terminals include power terminals (S1, S4) and signal terminals (S2, S3) defined as the same pins as the standard USB A-type socket, the power terminal (S1) is the original pin 1 of the USB A-type socket (i.e. the "VBUS" pin of the USB bus), the signal terminal (S2) is the original pin 2 of the USB A-type socket (i.e. the "D-" pin of the USB bus), the signal terminal (S3) is the original pin 3 of the USB A-type socket (i.e. the "D +" pin of the USB bus), the power terminal (S4) is the original pin 4 of the USB A-type socket (i.e. the "GND" pin of the USB bus), and their definition and function are completely the same as those of the standard USB A-type socket, the following will continue to briefly describe the main features of these SUPER-USB receptacles.

With continuing reference to fig. 8 and 9, the Super-USB socket (4) shown in fig. 8 and 9 is provided with an insulating base (B1), a round hole (H1, H2) and a square tube-shaped metal housing (C1) are provided in the insulating base (B1), an insulating base (B2) is provided in the metal housing (C1), spaces are respectively provided around the insulating base (B2) and the inner wall of the metal housing (C1), the bottom of the insulating base (B2) is provided with a plurality of conductive terminals including power terminals (S1, S4), signal terminals (S2, S3), and a round tube-shaped load power terminal (S6) and a cylindrical load power terminal (S5) are provided in the round hole (H1), wherein the load power terminal (S5) is located at the center of the round hole (H1), a cylindrical space is provided between the inner wall of the load power terminal (S6) and the cylindrical surface of the load power terminal (S5), and a circular tube-shaped load power supply terminal (S8) and a cylindrical load power supply terminal (S7) are arranged in the circular hole (H2), wherein the load power supply terminal (S7) is positioned in the center of the circular hole (H2), a space is reserved between the inner wall of the load power supply terminal (S8) and the periphery of the cylindrical surface of the load power supply terminal (S7), the metal shell (C1) is electrically insulated from the content of the metal shell and the load power supply terminals (S5, S6, S7 and S8), and the load power supply terminals (S5, S6, S7 and S8), the insulating bases (B1 and B2) and the metal shell (C1) are fixed at a predetermined position through insulating materials so as to ensure that the Super-USB socket (4) can be plugged with a matched plug.

The power supply device of the present invention has been described in detail above, and the utility model can be implemented to omit the power supply from the power supply device for most of the USB external devices, and the power supply device can supply power uniformly, thereby saving the cost.

Claims (5)

1. A computer expansion card type power supply device is used for a desktop computer and is characterized in that a switch type power supply module (1), an expansion card bracket (2), an expansion card circuit board (3), a SUPER-USB socket (4), a power switch (5), a USB input socket (6) and an alternating current power supply input cable (7) are arranged on the power supply device; the expansion card support (2) and the expansion card circuit board (3) are used for fixing a power supply device, so that the power supply device can be inserted into and fixed in a slot of a computer mainboard, the expansion card support (2) is a computer expansion card support, the expansion card support (2) is provided with an SUPER-USB socket (4), a power switch (5) and an alternating current power input cable (7), and the expansion card circuit board (3) is provided with a switch type power module (1) and a USB input socket (6);

and the number of the first and second groups,

the switch type power supply module (1) is connected with the SUPER-USB socket (4), the power switch (5), the USB input socket (6), the AC power input cable (7) and other circuits, the switch type power supply module (1) converts the AC power input from the AC power input cable (7) into a plurality of different DC power supplies and outputs the DC power supplies to the outside through the SUPER-USB socket (4);

the power switch (5) is a switch for inputting an alternating current power supply of the power supply device;

the USB input socket (6) is used for being in electrical connection with a USB interface on a computer mainboard.

2. The computer expansion card type power supply device according to claim 1, wherein a USB hub is provided in the switch mode power module (1), the USB hub is electrically connected to the USB input socket (6) and the SUPER-USB socket (4), respectively, and the USB interface on the computer motherboard connected to the USB input socket (6) is expanded to the SUPER-USB socket (4) on the power supply device through the USB hub.

3. The computer expansion card type power supply device according to claim 2, wherein the switch mode power module (1) is provided with a USB interface circuit connected to the USB hub, the switch mode power module (1) is electrically connected to the USB interface of the computer motherboard via the USB interface circuit, the USB hub, the USB input socket (6), and the like, and the power control program provided on the computer controls the dc power outputted from the switch mode power module (1).

4. The computer expansion card type power supply device according to claim 1, 2 or 3, further comprising a socket panel device (11), a panel power socket (8), a panel USB communication socket (9), and a panel cable for connecting the socket panel device (11) with the panel power socket (8) and the panel USB communication socket (9), wherein the panel power socket (8) and the panel USB communication socket (9) are located on the expansion card circuit board (3), the panel power socket (8) and the panel USB communication socket (9) are in circuit connection with the switch-type power module (1), and the switch-type power module (1) is in circuit connection with each socket on the socket panel device (11) through the panel power socket (8), the panel USB communication socket (9) and the panel cable.

5. The computer expansion card type power supply device according to claim 4, wherein a plurality of sockets and a plurality of memory card slots are provided on the front surface of the socket panel device (11), and a panel power socket (1101), a panel USB communication socket (1102) and an audio signal socket (1103) are provided on the back surface of the socket panel device (11);

wherein,

the socket comprises three SUPER-USB sockets (4), two USB sockets (1104), three mobile phone power sockets (1105), two camera power sockets (1106), an earphone socket (1107) and a microphone socket (1108);

the memory card slot comprises an MS card slot (1109), a CF card slot (11011), an SD/MMC card slot (11012), an xD image card slot (11013) and a T-F card slot (11014);

and the number of the first and second groups,

a plurality of groups of direct current power supply pins are arranged on the panel power supply socket (1101), and each group of direct current power supply pins are respectively in circuit connection with each mobile phone power supply socket (1105), each camera power supply socket (1106), each load power supply pin on the SUPER-USB socket (4) and each USB socket (1104);

a plurality of groups of USB signal pins are arranged on the panel USB communication socket (1102), and each group of USB signal pins are respectively connected with the USB memory card controller, each SUPER-USB socket (4) and the USB signal pins on each USB socket (1104) in a circuit way;

two groups of audio signal pins are arranged on the audio signal socket (1103), wherein one group of audio signal pins are in circuit connection with each pin on the earphone socket (1107), and the other group of audio signal pins are in circuit connection with each pin on the microphone socket (1108);

the mobile phone power socket (1105) is used for outputting 4.2V direct current power;

the camera power socket (1106) is used for outputting 8.4V direct current power;

the socket panel device (11) is also internally provided with a USB memory card controller, the USB memory card controller is in circuit connection with one group of USB signal pin phases on the panel USB communication socket (1102) and is provided with a plurality of different memory card interface circuits, and an MS card slot (1109), a CF card slot (11011), an SD/MMC card slot (11012), an xD image card slot (11013) and a T-F card slot (11014) are respectively in circuit connection with the corresponding memory card interface circuits on the USB memory card controller.

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