CN204539366U - Electronic installation - Google Patents

Abstract

The utility model discloses an electronic device. The electronic device is a set-top box or a router. The electronic device has a casing. The electronic device is provided with a plurality of USB interfaces on the casing. The electronic device is provided with an electric control board in the casing. , the electric control board is provided with a power controller, and the multiple USB interfaces are connected to the power controller in parallel; the power adapter of the electronic device is connected to any one of the multiple USB interfaces to provide the electronic The device is powered. When the power adapter of the electronic device provided by the utility model is connected to any one of the multiple USB interfaces, the power adapter can supply power to the power controller and other power-consuming unit modules through the power supply pins corresponding to the USB interfaces. In this way, when the user needs to use the electronic device, he only needs to plug the power adapter into any USB interface, and the electronic device can be powered by the power adapter, which is convenient for the user.

Description

electronic device

technical field

The utility model relates to an electronic device, which is a set-top box or a router.

Background technique

At present, common electronic devices such as set-top boxes and routers are usually equipped with special power input interfaces for power adapters. In addition, electronic devices such as set-top boxes and routers are also provided with interfaces such as signal output interfaces and signal input interfaces. Usually, power input interfaces , the signal output interface, the signal input interface, etc. are set in similar positions and shapes, so that users need to carefully distinguish the position of the power input interface when plugging the power adapter into this type of electronic device, which is not convenient for users to use, causing users Bad experience.

Utility model content

The main purpose of the utility model is to provide an electronic device, aiming at solving the technical problem that the power input interface, signal output interface, and signal input interface of the electronic device are inconvenient to distinguish in the prior art, so as to facilitate the use of users.

In order to achieve the above object, the utility model provides an electronic device, the electronic device is a set-top box or a router, the electronic device has a housing, the electronic device includes a plurality of USB interfaces arranged on the housing, and An electric control board located in the housing, the electric control board is provided with a power controller, and the multiple USB interfaces are connected to the power controller in parallel; the power controller is used for When the power adapter of the electronic device is connected to any one of the multiple USB interfaces, the power adapter of the electronic device is controlled to conduct with the power supply line of the electronic device.

Preferably, the power controller includes a connected detection module and a control module, the multiple USB interfaces are connected to the detection module, and after the power adapter of the electronic device is connected to the power supply line of the electronic device, The rest of the USB interface is used to connect peripheral electronic devices; the types of the peripheral electronic devices include power adapters and non-power adapters; the detection module is used to detect and judge the types of the peripheral electronic devices; When the device is a power adapter, the control module controls one of the power adapters to be connected to the power supply line of the electronic device, and controls the remaining power adapters to be disconnected from the power supply line of the electronic device.

Preferably, the detection module is provided with a voltage detector and/or a current detector:

The voltage detector is used to detect the input voltage of the power supply pin of each USB interface in the remaining USB interfaces; the voltage detector detects that the power supply pin of any USB interface in the remaining USB interfaces has input voltage, the detection module determines that the peripheral electronic device connected to the corresponding USB interface is another power adapter;

The current detector is used to detect the input current of the power supply pin of each USB interface in the remaining USB interfaces; the current detector detects that the power supply pin of any USB interface in the remaining USB interfaces has an input current When the current is flowing, the detection module determines that the peripheral electronic device connected to the corresponding USB interface is another power adapter.

Preferably, the electric control board is also provided with a plurality of first switches, and the plurality of first switches are all connected to the control module, and each of the USB interfaces is connected to the detection module via a first switch. connection, when the peripheral electronic device is another power adapter, the control module controls the conduction of the first switch corresponding to one of the USB interfaces connected to the power adapter, and controls the first switch corresponding to the other USB interfaces connected to the power adapter The first switch is off.

Preferably, the power controller further includes a charging module connected to the control module, the multiple USB interfaces are connected to the charging module, and when the peripheral electronic device is a non-power adapter, the detection module also It is used to determine that the peripheral electronic device is a device to be charged or a data transmission device; when the peripheral electronic device is a device to be charged, the control module controls the charging module to charge the device to be charged through a corresponding USB interface.

Preferably, when the electronic device is a set-top box, the electric control board is also provided with an audio and video decoding module, the audio and video decoding module is connected to the control module, and when the peripheral electronic device is a data transmission device, The control module controls the USB interface connected with the data transmission device to connect with the audio and video decoding module.

Preferably, the electric control board is also provided with a plurality of second switches, and the plurality of second switches are all connected to the control module, and each of the USB interfaces is connected to the audio and video interface via a second switch. The decoding module is connected, and when the peripheral electronic device is a data transmission device, the control module controls the second switch corresponding to the USB interface connected to the data transmission device to close.

Preferably, the electric control board is also provided with a storage module, the storage module is connected to the control module, and when the peripheral electronic device is a data transmission device, the control module controls the USB connected to the data transmission device. The interface is connected with the storage module.

Preferably, the USB interface is a USB-C interface.

Preferably, the electronic device further includes a plurality of connecting wires, the connecting wires are used to connect the USB interface and the peripheral electronic equipment, and the connecting wires are provided with a miniature handshake chip, which is used to store The rated carrying current of the connecting wire; the micro handshaking chip shakes hands with the control module, and sends the rated carrying current to the control module.

When the power adapter of the electronic device provided by the utility model is connected to any one of the multiple USB interfaces, the power adapter can supply power to the power controller through the power supply pin corresponding to the USB interface, and then the electronic device can pass The power controller supplies power to other power-consuming unit modules of the electronic device, so that when the user needs to use the electronic device, the user only needs to insert the power adapter of the electronic device into any USB port, and the electronic device can be powered by the power adapter Compared with the electronic device provided with a special power input interface, the user does not need to identify and search for a special power input interface position when using the electronic device provided by the utility model, which can facilitate the use of the user and improve the user experience.

Description of drawings

FIG. 1 is a schematic structural diagram of an embodiment of the electronic device of the present invention.

The realization of the purpose of the utility model, functional characteristics and advantages will be further described in conjunction with the embodiments and with reference to the accompanying drawings.

Detailed ways

It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

The utility model provides an electronic device, which is a set-top box or a router; certainly, when the electronic device is a set-top box, the electronic device can be but not limited to a digital TV set-top box, an OTT box (Internet TV set-top box) and the like.

Referring to Fig. 1, in one embodiment, the electronic device has a casing (not shown), and the electronic device is provided with a signal input interface (not shown), a signal output interface (not shown) and multiple A USB interface 10, the electronic device is provided with an electric control board 20 in the casing, and the electric control board 20 is provided with a power controller 21; wherein, a plurality of USB interfaces 10 are connected with the power controller 21 in parallel; The power controller 21 is used to control the power adapter of the electronic device to conduct with the power supply circuit of the electronic device when the power adapter of the electronic device is connected to any one of the USB interfaces 10, so that the The power adapter of the electronic device supplies power to the electronic device. In this embodiment, the power supply pins of any USB interface 10 of the electronic device are connected to the power controller 21. When the power adapter of the electronic device is connected to any USB interface 10, the power adapter can pass the corresponding USB The power supply pin of the interface 10 supplies power to the power controller 21, and then the electronic device can supply power to other power-consuming unit modules of the electronic device through the power controller 21; of course, any USB interface 10 of the electronic device provided in this embodiment It can be used for peripheral electronic devices (such as mobile phones, tablet computers, U disks) to connect and transmit data. In this way, when the user needs to use the electronic device, the user only needs to insert the power adapter of the electronic device into any USB interface 10, and the electronic device can be powered through the power adapter. When using the electronic device provided by this embodiment, the user does not need to identify and search for a special power input interface position, which can facilitate the use of the user and improve the user experience.

In this embodiment, further, the power controller 21 includes a connected detection module 211 and a control module 212 , and the plurality of USB interfaces 10 are all connected to the detection module 211 . After the electronic device is powered on, the remaining USB interface 10 is used to connect peripheral electronic devices; wherein, the types of peripheral electronic devices include power adapters and non-power adapters. The detection module 211 is used to detect and judge the type of peripheral electronic equipment connected to the remaining USB interface 10. When the detection module 211 judges that the remaining USB interface 10 is connected to other power adapters, the control module 212 will control all connected power supplies. One of the power adapters in the adapters (including the first power adapter connected to the electronic device via the USB interface 10) is kept in conduction with the power supply line of the electronic device, and the remaining power adapters are controlled to be disconnected from the power supply line of the electronic device, In order to avoid the situation of repeated power supply. In this embodiment, specifically, the detection module 211 can detect the input voltage of the power supply pin of each USB interface 10 in the remaining USB interfaces 10 by setting a voltage detector (not shown in the figure), when the detection module 211 detects that the remaining USB When the power supply pin of any USB interface 10 in the interfaces 10 has an input voltage, the detection module 211 may determine that another power adapter is connected to the corresponding USB interface 10 . Of course, in other embodiments of the present utility model, the detection module 211 can also determine whether the corresponding USB interface 10 is connected to another power supply by detecting the input current of the power supply pin of each USB interface 10 in the remaining USB interfaces 10. The adapter, specifically, the detection module 211 can be provided with a current detector (not shown) for detecting the input current of the power supply pin of each USB interface 10 in the remaining USB interfaces 10, when the current detector detects the remaining When the power supply pin of any USB interface 10 in the USB interface 10 has an input current, the detection module 211 can determine that the peripheral electronic device connected to the corresponding USB interface 10 is another power adapter.

In this embodiment, preferably, the electric control board 20 is also provided with a plurality of first switches 30, and the plurality of first switches 30 are all connected to the control module 212, and each USB interface 10 is connected to the detection device via a first switch 30. module 211 is connected, and when the detection module 211 judges that the remaining USB interfaces 10 are connected to other power adapters, the control module 212 controls the first switch 30 corresponding to one of the USB interfaces 10 connected to the power adapters to keep turning on. and control the first switch 30 corresponding to the rest of the USB interfaces 10 connected to the power adapters to be turned off, so as to cut off the power supply path between the rest of the power adapters and the power controller 21, and only keep one power adapter and the power supply of the electronic device The line is turned on, so as to avoid the phenomenon of repeated power supply. In this embodiment, the initial state of each first switch 30 is a closed state. In this embodiment, the first switch 30 is set separately from the detection module 211 ; and in other embodiments of the present invention, the first switch 30 can also be integrated on the detection module 211 .

In this embodiment, further, the power controller 21 further includes a charging module 213 connected to the control module 212, the plurality of USB interfaces 10 are all connected to the charging module 213, and the detection module 211 judges that any of the remaining USB interfaces 10 When the peripheral electronic equipment connected to a USB interface 10 is a non-power adapter, the detection module 211 is also used to judge that the peripheral electronic equipment connected to the corresponding USB interface 10 is a device to be charged or a data transmission device; When the peripheral electronic equipment connected to any USB interface 10 among the USB interfaces 10 is the equipment to be charged, the control module 212 controls the charging module 213 to charge the equipment to be charged via the corresponding USB interface 10. In other words, the electronic device provided in this embodiment also The device to be charged can be charged through its USB interface 10, and the device to be charged can be, but not limited to, a mobile phone, a tablet computer, and the like. In this embodiment, specifically, when the detection module 211 detects that a certain USB interface 10 of the remaining USB interfaces 10 is connected to a peripheral electronic device, and the detection module 211 does not detect an input on the power supply pin of the corresponding USB interface 10 voltage, the detection module 211 can determine that the connected peripheral electronic device is a non-power adapter; then, the detection module 211 receives the connection request sent by the connected peripheral electronic device; the connection request carries the connected peripheral electronic device Information about whether the device requests charging or data transmission; the detection module 211 judges that the connected peripheral electronic device is a device to be charged or a data transmission device according to the connection request, specifically, when the connection request carries information requesting charging , the corresponding peripheral electronic device is a device to be charged, and when the connection request carries information requesting data transmission, the corresponding peripheral electronic device is a data transmission device. Of course, in this embodiment, the realization of the detection module 211 reading and identifying the connection request of the connected peripheral electronic device is an existing technology, and will not be repeated here. In addition, in this embodiment, the implementation of the charging module 213 charging the connected device to be charged via the USB interface 10 is an existing technology, and will not be repeated here.

In this embodiment, when the electronic device is a set-top box, the electric control board 20 of the electronic device is also provided with an audio and video decoding module 22, and the audio and video decoding module 22 is connected with the control module 212, and the detection module 211 judges the remaining When the peripheral electronic device connected to any USB interface 10 in the USB interface 10 is a data transmission device, the control module 212 controls the USB interface 10 connected with the data transmission device to be connected with the audio and video decoding module 22, so that the data transmission device can pass through The corresponding USB interface 10 transmits the audio and video data to the audio and video decoding module 22, and the audio and video decoding module 22 decodes the received audio and video data and outputs it to the audio and video playback device for playback through the signal output interface. In this embodiment, the signal input interface and the signal output interface of the electronic device are respectively connected to the audio and video decoding module 22; specifically, there are two signal input interfaces, one of which is a cable TV video interface for receiving cable TV signals, The other is an Ethernet interface, which is used to receive network signals; the signal output interface is used to connect with audio and video playback equipment (such as a TV set), and the signal output interface can include, but is not limited to, a high-definition video output interface and/or a digital audio output interface . In this embodiment, specifically, the data transmission device transmits data to the audio and video decoding module 22 through the data transmission pin of the corresponding USB interface 10, and the data transmission device can be but not limited to a U disk or a mobile phone with a storage function , Tablet PC, etc. It should be emphasized that, in other embodiments of the present utility model, the electric control board 20 of the electronic device can also be provided with a storage module (not shown in the figure), and the storage module is connected with the control module 212. When the peripheral electronic device connected to any one of the USB interfaces 10 in the remaining USB interfaces 10 is a data transmission device, the control module 212 controls the USB interface 10 connected with the data transmission device to be connected to the storage module, so that the data transmission device can be connected to the storage module. The USB interface 10 transmits the data to the storage module for storage.

In this embodiment, preferably, the electric control board 20 of the electronic device is further provided with a plurality of second switches 40, and the plurality of second switches 40 are all connected to the control module 212, and each USB interface 10 is connected via a second switch. 40 is connected with the audio and video decoding module 22, when the detection module 211 judges that the peripheral electronic device connected with any USB interface 10 in the remaining USB interface 10 is a data transmission device, the control module 212 controls the USB interface 10 connected with the data transmission device The corresponding second switch 40 is closed to realize the connection between the USB interface 10 connected with the data transmission device and the audio/video decoding module 22 . In this embodiment, the initial state of each second switch 40 is an open state. In this embodiment, the second switch 40 is set separately from the control module 212 ; and in other embodiments of the present invention, the second switch 40 can also be integrated on the control module 212 .

In this embodiment, all the USB interfaces 10 on the electronic device are preferably USB-C interfaces, because the USB-C interface has the characteristics of reversible insertion, and the corresponding connecting line of the USB-C interface has the ability to be reversible. Therefore, the USB interface 10 adopts the USB-C interface, which can improve the convenience for users when connecting the USB interface 10 and peripheral electronic devices. Certainly, in other embodiments of the present invention, the USB interface 10 of the electronic device may also be a USB-A interface or a USB-B interface.

In this embodiment, further, the control module 212 of the electronic device is also used to manage the power input by the power adapter of the electronic device and the power consumed by the electric control board 20 and peripheral electronic devices connected to the USB interface 10 The balance between and. Specifically, in this embodiment, the control module 212 of the electronic device adopts the USB Power Delivery protocol (USB power supply protocol). After the power adapter of the electronic device is connected through any USB interface 10, the power adapter passes through the USB interface 10 supplies power to the electric control board 20 and other peripheral electronic devices connected to the USB interface 10; during the process of the control module 212 managing the power balance of the electronic device, the control module 212 first meets the power demand of the electric control board 20, especially Specifically, the control module 212 firstly ensures that the power supply of the audio and video decoding module 22 is normal; then, the control module 212 adaptively allocates the power supply of other connected peripheral electronic devices.

In this embodiment, the electronic device also includes a plurality of connecting wires 11, which are used to connect the USB interface 10 and peripheral electronic devices, and each connecting wire 11 is provided with a miniature handshake chip 12, and the miniature handshake chip 12 It is used to store the rated carrying current of the corresponding connection line 11; the micro handshake chip 12 shakes hands with the control module 212, and sends the rated carrying current of the corresponding connection line 11 to the control module 212, so that the control module 212 manages the power consumption of the electronic device During the balancing process, the current flowing through each connecting wire 11 is controlled not to be higher than the rated carrying current of the corresponding connecting wire 11 , thereby improving the electrical safety of the electronic device. In particular, when the power adapter of the electronic device is connected to any USB interface 10 through a connection line 11 to supply power to the electronic device, the control module 212 obtains the rated value of the corresponding connection line 11 by shaking hands with the corresponding micro handshaking chip 12 . Carrying current, so that the control module 212 ensures that the current passing through the corresponding connection line 11 is not higher than the rated carrying current of the corresponding connection line 11 during the process of managing the power balance of the electronic device.

The above are only preferred embodiments of the present utility model, and are not intended to limit the patent scope of the present utility model. Any equivalent structure or equivalent process conversion made by using the description of the utility model and the contents of the accompanying drawings, or directly or indirectly used in other related All technical fields are all included in the scope of patent protection of the utility model in the same way.

Claims (10)

1. An electronic device, the electronic device is a set-top box or a router, characterized in that the electronic device has a housing, and the electronic device includes a plurality of USB interfaces arranged on the housing, and a USB port located on the housing. The electric control board in the casing, the electric control board is provided with a power controller, and the plurality of USB interfaces are connected with the power controller in parallel; the power controller is used for the electronic device When the power adapter is connected to any one of the multiple USB interfaces, the power adapter of the electronic device is controlled to conduct with the power supply line of the electronic device. 2. The electronic device according to claim 1, wherein the power controller includes a connected detection module and a control module, the plurality of USB interfaces are connected to the detection module, and the power supply of the electronic device After the adapter is connected to the power supply line of the electronic device, the remaining USB interface is used to connect peripheral electronic devices; the types of the peripheral electronic devices include power adapters and non-power adapters; the detection module is used to detect and judge The type of the peripheral electronic equipment; when the peripheral electronic equipment is a power adapter, the control module controls one of the power adapters to conduct with the power supply line of the electronic device, and controls the connection between the other power adapters and the electronic device The power supply line is disconnected. 3. The electronic device according to claim 2, wherein the detection module is provided with a voltage detector and/or a current detector: The voltage detector is used to detect the input voltage of the power supply pin of each USB interface in the remaining USB interfaces; the voltage detector detects that the power supply pin of any USB interface in the remaining USB interfaces has input voltage, the detection module determines that the peripheral electronic device connected to the corresponding USB interface is another power adapter; The current detector is used to detect the input current of the power supply pin of each USB interface in the remaining USB interfaces; the current detector detects that the power supply pin of any USB interface in the remaining USB interfaces has an input current When the current is flowing, the detection module determines that the peripheral electronic device connected to the corresponding USB interface is another power adapter. 4. The electronic device according to claim 2 or 3, wherein the electric control board is further provided with a plurality of first switches, and the plurality of first switches are all connected to the control module, and each The USB interface is connected to the detection module via a first switch, and when the peripheral electronic device is a power adapter, the control module controls the first switch corresponding to one of the USB interfaces connected to the power adapter to conduct , and control the first switch corresponding to the rest of the USB interfaces connected to the power adapter to be turned off. 5. The electronic device according to claim 2, wherein the power controller further comprises a charging module connected to the control module, the plurality of USB interfaces are connected to the charging module, and the peripheral When the electronic device is not a power adapter, the detection module is also used to determine that the peripheral electronic device is a device to be charged or a data transmission device; when the peripheral electronic device is a device to be charged, the control module controls the charging module to The corresponding USB interface charges the device to be charged. 6. The electronic device according to claim 5, wherein when the electronic device is a set-top box, the electric control board is also provided with an audio and video decoding module, and the audio and video decoding module is connected to the control module , when the peripheral electronic device is a data transmission device, the control module controls the USB interface connected with the data transmission device to connect with the audio and video decoding module. 7. The electronic device according to claim 6, wherein the electric control board is further provided with a plurality of second switches, and the plurality of second switches are all connected to the control module, and each of the USB The interface is connected to the audio and video decoding module via a second switch, and when the peripheral electronic device is a data transmission device, the control module controls the second corresponding to the USB interface connected to the data transmission device. The switch is closed. 8. The electronic device according to claim 5, wherein the electric control board is further provided with a storage module, the storage module is connected to the control module, and when the peripheral electronic device is a data transmission device, The control module controls the USB interface connected with the data transmission device to connect with the storage module. 9. The electronic device according to claim 1, wherein the USB interface is a USB-C interface. 10. The electronic device according to claim 1, characterized in that, the electronic device further comprises a plurality of connecting wires, the connecting wires are used to connect the USB interface and the peripheral electronic equipment, and the connecting wires A micro handshake chip is provided, and the micro handshake chip is used to store the rated carrying current of the connecting wire; the micro handshaking chip shakes hands with the control module, and sends the rated carrying current to the control module.