CN201251762Y - Notebook computer with auxiliary power supply - Google Patents

Abstract

A notebook computer with auxiliary power supply, which is provided with one or more socket groups (2) for outputting auxiliary power, a DC-DC voltage conversion circuit (3), and an auxiliary device for controlling the DC-DC voltage conversion circuit (3). A power management program, wherein each socket group (2) includes a USB socket (201) and a power output socket (202), and the USB socket (201) is electrically connected to the USB controller circuit on the mainboard of the notebook computer, And, said auxiliary power supply management program operates according to a predetermined procedure, and controls the DC-DC voltage conversion circuit (3) to The power supply in the notebook computer is converted into an auxiliary power supply with a voltage and/or current value specified in the requested power supply data and output to the power output socket (202) of the socket group (2).

Description

A Notebook Computer with Auxiliary Power Supply

【Technical field】

The utility model relates to the field of electronic technology, in particular to a notebook computer with auxiliary power supply.

【Background technique】

Most general notebook computers are powered by a built-in battery pack. The battery pack is generally composed of lithium batteries, which can provide power for one to several hours for the operation of the notebook computer. Because the notebook computer is easy to carry, many people use the notebook computer for work outside, and usually the battery pack is fully charged in advance, and then the notebook computer is carried out. When ordinary people go out to work, in addition to carrying notebook computers, they often also carry some low-power devices such as mobile phones, Bluetooth headsets, MP3, digital cameras, etc. If these low-power devices are out of power, they must be charged before they Continue to use, so people who go out to work will also carry the chargers of these low power consumption devices at the same time, which is very inconvenient. If the power of the battery pack in the notebook computer can be used to convert the power required for charging these low-power devices, there is no need to carry the chargers for these low-power devices, which can greatly facilitate people who go out to work. Converting the power of the battery pack in the notebook computer into an auxiliary power supply and outputting it to other low-power consumption devices is the notebook computer with auxiliary power supply of the utility model.

【Content of utility model】

The purpose of this utility model is to provide a notebook computer with auxiliary power supply to provide additional auxiliary power output for mobile phones, bluetooth earphones, MP3, digital cameras and other devices with low power consumption.

The purpose of this utility model is achieved by adopting such a notebook computer, which is characterized in that the notebook computer is provided with one or more socket groups (2) for outputting auxiliary power and DC-DC voltage conversion circuit (3), and an auxiliary power management program for controlling each DC-DC voltage conversion circuit (3),

in,

The socket groups (2) are arranged on the notebook computer casing (1), and each socket group (2) includes a USB socket (201) and a power output socket (202), and the USB socket (201 ) is connected to the USB controller circuit on the notebook computer motherboard, and the power output socket (202) is used to supply power to the external electrical equipment (6);

The DC-DC voltage conversion circuit (3) is located in the notebook computer shell (1), and is controlled and operated by an auxiliary power management program, and the input terminal of the DC-DC voltage conversion circuit (3) is connected to the power supply in the notebook computer The supply circuit (5) is connected to the phase circuit, and the output terminals of the DC-DC voltage conversion circuit (3) are respectively connected to the phase circuits of the power output sockets (202) of each socket group (2);

as well as,

The auxiliary power management program operates according to a predetermined program, and controls the DC-DC voltage conversion circuit (3) to convert the notebook type The power supply in the computer is converted into an auxiliary power supply with voltage and/or current value specified in the requested power supply data content and output to the power output socket (202) of the socket group (2).

Like this has just realized the purpose of the utility model.

The notebook computer of the utility model has an auxiliary power supply for other low power consumption devices. Since the output power of the auxiliary power supply is much lower than the power consumed by the notebook computer, even if the notebook computer is running, it will simultaneously turn to low power consumption. The power supply of mass equipment will not affect the operation of notebook computers.

【Description of drawings】

Fig. 1 is a visual stereoscopic schematic illustration of a notebook computer with an auxiliary power supply of the present invention;

Fig. 2 is a schematic illustration of the visualized structure of the socket group (2);

Fig. 3 is a schematic explanatory diagram of the circuit connection between the socket group (2) and the DC-DC voltage conversion circuit (3).

In the figure, the same numerals represent the same parts and devices, and the accompanying drawings are schematic to illustrate the composition and main features of the present utility model.

【Detailed ways】

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

Referring to Fig. 1 and Fig. 2, Fig. 1 is the pictorial three-dimensional schematic explanatory diagram of the notebook computer with auxiliary power supply of the present utility model, Fig. 2 is the pictorial structural schematic explanatory diagram of socket group (2), Fig. 1 And the notebook computer shown in Fig. 2 is provided with one or more outlet groups (2) and DC-DC voltage conversion circuits (3) for outputting auxiliary power, and controls each DC-DC voltage conversion circuit (3) Auxiliary power management program, wherein each socket group (2) is arranged on the notebook computer shell (1), each socket group (2) includes a USB socket (201) and a power output socket (202), The USB socket (201) is connected to the USB controller circuit on the notebook computer motherboard, and the power output socket (202) is used to supply power to the external electrical equipment (6); the DC- The DC voltage conversion circuit (3) is set in the case of the notebook computer (1), and is controlled and operated by the auxiliary power management program. The input terminal of the DC-DC voltage conversion circuit (3) is connected to the power supply circuit (5) in the notebook computer. Phase circuit connection, the output terminals of the DC-DC voltage conversion circuit (3) are respectively connected to the phase circuits of the power output sockets (202) of each socket group (2); and, the auxiliary power management program operates according to a predetermined program, according to The requested power supply data transmitted from the data lines in the USB sockets (201) of each socket group (2) controls the DC-DC voltage conversion circuit (3) to convert the power supply in the notebook computer to the specified power supply data content. The auxiliary power supply of voltage and/or current value is output to the power output socket (202) of the socket group (2). And, the power supply request data is transmitted from the electrical device (6) to the auxiliary power management program in the notebook computer through the USB socket (201) of the socket group (2), and the power supply data request includes: voltage and /or maximum current and/or power supply polarity and/or model and/or device name and/or device type of the electrical device (6), etc.

Referring to Fig. 3, Fig. 3 is a schematic explanatory diagram of the circuit connection between the socket group (2) and the DC-DC voltage conversion circuit (3), in which one socket group (2) and the DC-DC voltage conversion circuit (3) are shown in the figure In the internal circuit connection relationship of the notebook computer, as shown in Figure 3, four wires of the USB socket (201) of the socket group (2) are connected to the USB controller circuit (4) on the notebook computer motherboard, and the socket group ( 2) The power output socket (202) is connected to the phase circuit of the DC-DC voltage conversion circuit (3), and the input end of the DC-DC voltage conversion circuit (3) is connected to the phase circuit of the power supply circuit (5) in the notebook computer , and the auxiliary power management program controls the output of the DC-DC voltage conversion circuit (3) through the motherboard. When in use, as long as the electrical equipment (6) with low power consumption is connected to the USB socket (201) of the socket group (2) and the power output socket (202), the electrical equipment (6) will pass through the USB socket (201) ) transmits the requested power supply data to the auxiliary power management program in the notebook computer, and the auxiliary power management program controls the DC-DC voltage conversion circuit according to the requested power supply data (3) outputs the auxiliary power that matches the requested power supply data through the power output socket ( 202) transmit to the electrical equipment (6). In addition, the output voltage of the DC-DC voltage conversion circuit (3) ranges from DC 0V to 24V, which is sufficient for most commonly used low-power devices on the market.

The notebook computer of the utility model is particularly suitable for people who often go out to work or go on business, and can save the need to carry some chargers for devices with low power consumption. The implementation of the utility model will bring good benefits.

Claims (3)

1. A notebook computer, characterized in that, the notebook computer is provided with one or more socket groups (2) and DC-DC voltage conversion circuits (3) for outputting auxiliary power, and controls each DC- Auxiliary power management program for DC voltage conversion circuit (3), in, The socket groups (2) are arranged on the notebook computer casing (1), and each socket group (2) includes a USB socket (201) and a power output socket (202), and the USB socket (201 ) is connected to the USB controller circuit on the notebook computer motherboard, and the power output socket (202) is used to supply power to the external electrical equipment (6); The DC-DC voltage conversion circuit (3) is located in the notebook computer shell (1), and is controlled and operated by an auxiliary power management program, and the input terminal of the DC-DC voltage conversion circuit (3) is connected to the power supply in the notebook computer The supply circuit (5) is connected to the phase circuit, and the output terminals of the DC-DC voltage conversion circuit (3) are respectively connected to the phase circuits of the power output sockets (202) of each socket group (2); as well as, The auxiliary power management program operates according to a predetermined program, and controls the DC-DC voltage conversion circuit (3) to convert the notebook type The power supply in the computer is converted into an auxiliary power supply with voltage and/or current value specified in the requested power supply data content and output to the power output socket (202) of the socket group (2). 2. The notebook computer according to claim 1, wherein the power supply request data is transmitted to the auxiliary power management program in the notebook computer through the USB socket (201) by the electrical equipment (6), and the The requested power supply information includes: voltage and/or maximum current and/or power supply polarity and/or model and/or device name and/or device type of the electrical device (6). 3. The notebook computer according to claim 1, wherein the output voltage of the DC-DC voltage conversion circuit (3) ranges from DC 0V to 24V.

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