TWI703788B - DC power supply conversion device - Google Patents

Abstract

A DC power supply conversion device, including: a power input connector that meets the USB Type-C specification and is used to split the DC power provided by the power supply into two outputs; the first power output connector meets the USB Type-C specification. Connect the power input connector to relay one of the DC power provided by the power input connector; the controller, electrically connect the power input connector to relay the other DC power provided by the power input connector and meet the USB Type-C/PD specifications The power coordination function; the second power output connector; and the third power output connector. The controller supplies power to the second power output connector and the third power output connector in a manner that complies with the USB Type-C/PD specification.

Description

DC power supply conversion device

The present invention relates to a power supply conversion device, in particular to a DC power supply (Power Delivery, PD) conversion device.

Recently, due to the rapid development of technologies related to the USB Type-C/PD specifications, more and more newly launched electronic devices will be equipped with USB Type-C sockets, and use power supplies that comply with the USB Type-C/PD specifications. For powering electronic devices, for example, Apple Inc. has provided its latest laptop with a USB C power supply with an output power of up to 87W. In fact, according to the latest USB Type-C/PD specification, its defined maximum output power can reach up to 100W, which corresponds to a voltage of 20V and a current of 5A.

However, in addition to the above-mentioned new generation of USB Type-C/PD laptops, users may also use other small mobile devices with Type-C sockets (such as mobile phones, etc.), and may even use only There is a demand for devices with Micro USB sockets. In this case, if the user wants to charge several electronic devices at the same time, it is generally necessary to plug each electronic device's exclusive power supply into the mains socket one by one. This method obviously has its inconvenience, especially When going out, it is very troublesome and inconvenient to carry several types of power supplies with you. Therefore, it is necessary to find a solution.

Therefore, the purpose of the present invention is to provide a DC power supply conversion device.

Therefore, the DC power supply conversion device of the present invention is suitable for a power supply that converts AC power to DC power and complies with USB Type-C/PD (Power Delivery) specifications. The DC power supply conversion device includes a housing; a power input connector is provided in the housing and meets the USB Type-C specification, and is used to electrically connect the power supply to receive the power supply provided by the power supply DC power, and then split it into two outputs; the first power output connector is arranged in the housing and meets the USB Type-C specification, and is electrically connected to the power input connector to relay the power input One of the direct currents provided by the connector; the controller is arranged in the housing and is electrically connected to the power input connector to relay the other direct current provided by the power input connector, and has a USB Type-C/ The power coordination function of the PD specification; a second power output connector, which is provided on the housing and is electrically connected to the controller, and conforms to the USB specification; and a third power output connector, which is provided on the housing, and The controller is electrically connected and conforms to the USB specification. Wherein, the controller is used to coordinate power supply to the second power output connector and the third power output connector in a manner that complies with the USB Type-C/PD specification.

The effects of the present invention are: (1) The DC power supply conversion device of the present invention only needs to be matched with a single power supply to simultaneously supply DC power to many types of electronic devices, especially when going out, only need to carry the DC power The power supply conversion device and the power supply can supply power to many electronic devices at the same time, which can avoid the trouble of carrying several power supplies of various types; (2) Because of the direct current output from the power input connector Power is directly supplied to the electronic device through the first power output connector, without the need to coordinate the distribution of power through the controller, so the first power output connector can be preferentially connected to the electronic device that requires more power , Such as laptops, TVs, etc.; (3) As for the other DC power output from the power input connector, because the controller is used to coordinate the distribution of power supply, it can achieve the effect of coordinating power supply for many types of electronic devices .

Referring to Figures 1 and 2, the embodiment of the DC power supply (Power Delivery, PD) conversion device 1 of the present invention is suitable for receiving DC power from a power supply 2 and can be used for at least one electronic device (for example, for At least two of the several electronic devices 91 to 96 shown are powered at the same time). The power supply 2 is used to convert AC power to DC power and meets USB Type-C/PD specifications. That is to say, in this embodiment, the power supply 2 may have a USB Type-C plug, and the USB Type-C plug can be plugged into the DC power supply conversion device 1 of the present invention, so as to the DC power supply conversion device 1 Supply direct current, or, without using the DC power supply conversion device 1 of the present invention, the USB Type-C plug of the power supply 2 can also be directly plugged into an electronic power supply with a USB Type-C socket for power supply.

In this embodiment, the DC power supply conversion device 1 includes a housing 10, a power input connector 19, a first power output connector 11, a controller 18, a second power output connector 12, and a first power output connector. Three power output connectors 13, a fourth power output connector 14, a fifth power output connector 15, and a sixth power output connector 16.

The power input connector 19 is arranged on the housing 10 and conforms to the USB Type-C specification, and is used to electrically connect the power supply 2 to receive the direct current provided by the power supply 2 and then to shunt it Two-way output, as shown in Figure 2. In this embodiment, the power input connector 19 can be, for example, a USB Type-C socket, as shown in FIG. 1, that is, the power input connector 19 in the form of a USB Type-C socket can be used for the power supply. The USB Type-C plug of 2 is inserted so that the power supply 2 can supply DC power to the DC power supply conversion device 1 of the present invention.

The first power output connector 11 is disposed on the housing 10 and conforms to the USB Type-C specification, and is electrically connected to the power input connector 19 to relay one of the direct currents provided by the power input connector 19 ,as shown in picture 2. In this embodiment, the first power output connector 11 may be, for example, a USB Type-C socket, as shown in FIG. 1, that is, an electronic device 91 that also has a USB Type-C socket can use a USB Type-C socket. The -C connection line is electrically connected to the first power output connector 11, and DC power is obtained from the first power output connector 11. Wherein, since the power supply 2, the power input connector 19, and the first power output connector 11 in this embodiment all comply with the USB Type-C/PD specification, it means that the electronic device 91 has a USB In addition to mobile phones and tablets with Type-C sockets, laptops and TVs with USB Type-C sockets can also be used. That is to say, when the DC power supply conversion device 1 of the present invention only uses the first power output connector 11 to one When the electronic device 91 is supplied with direct current, the electrical power that the electronic device 91 can obtain can reach up to 100W (corresponding to a voltage of 20V and a current of 5A) that meets the USB Type-C/PD specifications.

The controller 18 is arranged in the housing 10, and is electrically connected to the power input connector 19 to relay another DC power provided by the power input connector 19, and has a USB Type-C/PD standard Power coordination function.

The second power output connector 12, the third power output connector 13, the fourth power output connector 14, the fifth power output connector 15, and the sixth power output connector 16 are all arranged in The housing 10 is electrically connected to the controller 18 and conforms to the USB specification. The controller 18 is used to control the second power output connector 92, the third power output connector 93, the fourth power output connector 94, and the second power output connector 92, the third power output connector 93, and the fourth power output connector 94 in a manner that complies with the USB Type-C/PD specifications. The fifth power output connector 95 and the sixth power output connector 96 coordinate power supply.

As shown in FIG. 1, in this embodiment, the second power output connector 12 may be, for example, a USB Type-C socket. That is to say, an electronic device 92 that also has a USB Type-C socket can use a USB Type-C socket. The -C connection line is electrically connected to the second power output connector 12, and DC power is obtained from the second power output connector 12. Wherein, since the controller 18 has a power coordination function that complies with the USB Type-C/PD specification and the second power output connector 12 complies with the USB Type-C/PD specification in this embodiment, it means that the electronic device 92 is in addition to In addition to mobile phones and tablets with USB Type-C sockets, laptops and TVs with USB Type-C sockets can also be used.

Furthermore, as also shown in FIG. 1, in this embodiment, the third power output connector 13, the fourth power output connector 13, the fifth power output connector 13, and the sixth power output connector 13 are all USB Type-A sockets. However, even if the third power output connector 13, the fourth power output connector 13, the fifth power output connector 13, and the sixth power output connector 13 are all USB Type-A sockets, and the second The power output connector 12 is a USB Type-C socket, because the second power output connector 12, the third power output connector 13, the fourth power output connector 13, the fifth power output connector 13, and the sixth power output The connector 13 is coordinated by the controller 18 for power supply, so even if the second power output connector 12, the third power output connector 13, the fourth power output connector 14, the fifth power output connector 15 and the sixth power When the output connector 16 is electrically connected to the electronic devices 92, 93, 94, 95, and 96 at the same time, the electronic devices 92, 93, 94, 95, and 96 can still obtain the required DC power.

In addition, it needs to be specifically mentioned that although in the above embodiment, there are five power output connectors electrically connected to the controller 18 (that is, the controller 18 can simultaneously supply power to five electronic devices 92 to 96), However, in the variation of the above embodiment, as long as the DC power supply conversion device 1 of the present invention includes at least the second power output connector 12 and the third power output connector 13 (that is, the fourth power output connector 14 can be omitted) 1. At least one of the fifth power output connector 15 and the sixth power output connector 16) is still within the scope of the patent of the present invention.

In summary, the DC power supply conversion device 1 of the present invention has at least the following advantages: only the DC power supply conversion device 1 of the present invention and a single power supply 2 can be used to simultaneously supply DC power to many types of electronic devices 91 to 96. , Especially when you go out, you only need to carry the DC power supply conversion device 1 and the power supply 91~96, which can supply power to many electronic devices 91~96 at the same time, eliminating the need to carry many types of power supplies with you The trouble of the device; because one of the DC power output by the power input connector 19 is directly supplied to the electronic device 91 through the first power output connector 11 in the form of a USB Type-C socket, without the need to go through the controller 18 to coordinate the distribution of power, so the user can first choose to connect the first power output connector 11 to an electronic device 91 that requires relatively large power, such as a laptop, a TV, etc.; as for the other output from the power input connector 19 Since one channel of DC power is coordinated and distributed through the controller 18, it can supply power to the electronic device 92 with USB Type-C socket and the electronic device 93~96 with USB Type-A socket at the same time. The type of electronic device has the effect of supplying DC power at the same time; so it can indeed achieve the purpose of the invention.

However, the above are only examples of the present invention. When the scope of implementation of the present invention cannot be limited by this, all simple equivalent changes and modifications made in accordance with the scope of the patent application of the present invention and the content of the patent specification still belong to Within the scope of the patent for the present invention.

1····· DC power supply conversion device 10··· Shell 11···· The first power output connector 12··· Second power output connector 13··· Third power output connector 14··· The fourth power output connector 15··· Fifth power output connector 16··· The sixth power output connector 18··· Controller 19··· Power Input Connector 2····· Power Supply 91~96 electronic device

Other features and effects of the present invention will be clearly presented in the embodiments with reference to the drawings, in which: Figure 1 is a perspective view illustrating an embodiment of the DC power supply conversion device of the present invention; and Figure 2 is a functional block diagram illustrating the electrical connection between this embodiment and a power supply.

1……DC power supply conversion device 11..... The first power output connector 12….. The second power output connector 13….. The third power output connector 14..... The fourth power output connector 15….. The fifth power output connector 16..... The sixth power output connector 18….. Controller 19..... Power input connector 2……Power supply 91~96. Electronic device

Claims (6)

A direct current power supply conversion device is suitable for a power supply, the power supply is used to convert alternating current into direct current, and the power supply conforms to the USB Type-C/PD specification, and the direct current power supply conversion device includes: a housing; The power input connector is arranged in the housing and conforms to the USB Type-C specification, and is used to electrically connect the power supply to receive the direct current provided by the power supply, and then split it into two outputs The first power output connector is arranged on the housing and conforms to the USB Type-C specification, and is electrically connected to the power input connector to relay one of the direct currents provided by the power input connector; , Arranged in the housing, and electrically connected to the power input connector to relay another DC power provided by the power input connector, and having a power coordination function that meets the USB Type-C/PD specifications; the second power The output connector is arranged on the housing and is electrically connected to the controller and conforms to the USB specification, wherein the second power output connector is a USB Type-C socket; and a third power output connector is provided In the housing, and electrically connected to the controller, and conforms to the USB specification; wherein the controller is used to connect the second power output connector and the first power output connector in a manner conforming to the USB Type-C/PD specification Three power output connectors coordinate power supply. The DC power supply conversion device according to claim 1, wherein the power input connector is a USB Type-C socket. The DC power supply conversion device according to claim 1, wherein the first power output connector is a USB Type-C socket. The DC power supply conversion device according to claim 1, wherein the third power output connector is a USB Type-A socket. The DC power supply conversion device according to claim 1, further comprising: a fourth power output connector, which is provided on the housing, is electrically connected to the controller, and complies with USB specifications; and a fifth power output connector is provided On the housing, and electrically connected to the controller, and comply with the USB specification; and a sixth power output connector, provided on the housing, and electrically connected to the controller, and comply with the USB specification; wherein The controller is used to connect the second power output connector, the third power output connector, the fourth power output connector, and the fifth power output connector in a manner that complies with the USB Type-C/PD specification And the sixth power output connector to coordinate power supply. The DC power supply conversion device according to claim 5, wherein the third power output connector, the fourth power output connector, the fifth power output connector, and the sixth power output connector are all It is a USB Type-A socket.

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