CN218383953U

CN218383953U - Novel docking station with application circuit and efficient transmission

Info

Publication number: CN218383953U
Application number: CN202222839400.4U
Authority: CN
Inventors: 蒋志云
Original assignee: Dongguan Wotong Industrial Co ltd
Current assignee: Dongguan Wotong Industrial Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-01-24
Anticipated expiration: 2032-10-26

Abstract

The utility model belongs to the technical field of the computer accessories technique and specifically relates to indicate a novel docking station of application circuit and high-efficient transmission, including controller, networking module and the module of charging, controller, networking module and the joint of the equal external docking station of module of charging, networking module are still external to have docking station's network interface, and the module of charging is external to have docking station's the interface that charges, and the controller includes control chip, and control chip's model is VL817, and control chip has two outputs, two USB interfaces of two output external docking station respectively. The utility model discloses a VL817 chip accords with USB3.1 first generation standard as the core of controller, VL817 completely to let two USB interfaces homoenergetic keep higher transmission rate, thereby guaranteed the convenience of using.

Description

Novel docking station with application circuit and efficient transmission

Technical Field

The utility model belongs to the technical field of computer accessory technique and specifically relates to indicate a novel application circuit and high-efficient transmission's docking station.

Background

A Docking station (Docking station), also called a Port Replicator (Port Replicator), is an external device designed for a notebook computer. By copying or even expanding the port of the notebook computer, the notebook computer can be conveniently connected with a plurality of accessories or external devices (such as a power adapter, a network cable, a mouse, an external keyboard, a printer and an external display) in a one-stop mode.

The conventional docking station is generally provided with at least one charging interface and two USB interfaces, the two USB interfaces are connected by using a hub, the hub only has the effect that two or more USB interfaces can be connected with a notebook computer through one joint, and when the two USB interfaces are simultaneously connected to a terminal or an accessory, the transmission rate of a single USB is inevitably reduced, so that inconvenience in use is brought.

Disclosure of Invention

The utility model discloses problem to prior art provides a novel docking station of application circuit and high-efficient transmission, can guarantee that two USB interfaces all carry out output transmission with the notebook when, transmission rate can not obviously descend.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a pair of novel application circuit, including controller, networking module and the module of charging, controller, networking module and the module of charging all external docking station's joint, the networking module is still external with docking station's network interface, and the module of charging is external with docking station's the interface that charges, and the controller includes control chip, and control chip's model is VL817, and control chip has two outputs, two USB interfaces of two output external docking station respectively.

Further, networking module includes RJ45 chip and network filter, and the external docking station's of input of RJ45 chip connects the joint, and the external docking station's of RJ45 chip through network filter connects the network joint.

Furthermore, the control chip is connected with a power supply module, the power supply module comprises a power management circuit, a first voltage reduction module and a second voltage reduction module, the first voltage reduction module and the second voltage reduction module are both electrically connected with the power management circuit, the power management circuit is externally connected with a connector of the docking station and outputs 5V direct current, the first voltage reduction module is used for converting the 5V direct current into 3.3V direct current and transmitting the 3.3V direct current to the control chip, and the second voltage reduction module is used for converting the 5V direct current into 1.1V direct current and transmitting the 1.1V direct current to the control chip; the power management circuit is also used for supplying power to the network module and the charging module.

Further, the first voltage reduction module is provided with an LC7202 chip, and the second voltage reduction module is provided with a SY8089 chip.

Furthermore, the power management circuit comprises a power management chip and a filter circuit, wherein the model of the power management chip is MT3905, and the filter circuit is used for filtering direct current input into the power management chip and direct current output from the power management chip.

The utility model also provides a docking station, including the shell, all set up in the joint of shell, network interface, the interface and two USB interfaces that charge, be provided with foretell novel application circuit in the shell.

The utility model has the advantages that: the utility model discloses a VL817 chip accords with USB3.1 first generation standard as the core of controller, VL817 completely to let two USB interfaces homoenergetic keep higher transmission rate, thereby guaranteed the convenience of using.

Drawings

Fig. 1 is a schematic diagram of the present invention.

Fig. 2 is a schematic diagram of the control chip of the present invention.

Fig. 3 is a partial peripheral circuit diagram of the control chip of the present invention.

Fig. 4 is a circuit diagram of another part of the periphery of the control chip according to the present invention.

Fig. 5 is a schematic diagram of the RJ45 chip and the peripheral circuit according to the present invention.

Fig. 6 is a schematic diagram of the power supply module of the present invention.

Fig. 7 is a schematic diagram of the charging module of the present invention.

Reference numerals are as follows: 1-controller, 2-networking module, 3-the module that charges, 4-RJ 45 chip, 5-network filter, 6-power module, 7-power management circuit, 8-first step-down module, 9-second step-down module, 10-power management chip, 11-filter circuit, 13-joint, 14-network interface, 15-the interface that charges, 16-USB interface.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 7, the utility model provides a pair of novel application circuit, including controller 1, networking module 2 and the module 3 that charges, the connector 13 of the equal external docking station of controller 1, networking module 2 and the module 3 that charges, networking module 2 is still external to have docking station's network interface 14, and the module 3 that charges is external to have docking station's interface 15 that charges, and controller 1 includes control chip, and control chip's model is VL817, and control chip has two outputs, two USB interfaces 16 of two external docking station of output difference.

The utility model is applied to a docking station, which comprises a shell, a joint 13, a network interface 14, a charging interface 15 and two USB interfaces 16, wherein the joint, the network interface 14, the charging interface 15 and the two USB interfaces are all arranged on the shell; the utility model is arranged in the shell.

The utility model discloses a VL817 is as controller 1 (concentrator promptly), because VL817 chip itself accords with USB3.1 first generation standard completely, and its two outputs all can reach the required transmission rate of USB3.1 promptly for when terminals such as accumulator or cell-phone are all inserted to two interfaces, both transmission data's rate is all higher, in order to guarantee experience and the convenience of using.

The utility model discloses a controller 1, networking module 2 and the setting of module 3 that charges make and be equipped with the utility model discloses a docking station has USB data transmission simultaneously, charges and network transmission's function, and it is more light convenient to let notebook computer's wiring.

In this embodiment, the networking module 2 includes an RJ45 chip 4 and a network filter 5, the input terminal of the RJ45 chip 4 is externally connected to the connector 13 of the docking station, and the RJ45 chip 4 is externally connected to the network connector 13 of the docking station through the network filter 5. The signals output by the RJ45 and the signals transmitted to the RJ45 are filtered by the network filter 5, so that the accuracy of the signals is ensured.

In this embodiment, the control chip is connected to a power supply module 6, the power supply module 6 includes a power management circuit 7, and a first voltage reduction module 8 and a second voltage reduction module 9 both electrically connected to the power management circuit 7, the power management circuit 7 is externally connected to a connector 13 of the docking station and outputs 5V direct current, the first voltage reduction module 8 is configured to convert the 5V direct current into 3.3V direct current and transmit the 3.3V direct current to the control chip, and the second voltage reduction module 9 is configured to convert the 5V direct current into 1.1V direct current and transmit the 1.1V direct current to the control chip; the power management circuit 7 is also used for supplying power to the network module and the charging module 3.

Based on control chip itself needs the voltage of multiple rank, consequently the utility model discloses a power supply module 6 still has 3.3V and 1.1V's power supply function except having 5V direct current's power supply function, lets control chip carry out work under suitable operating voltage to guarantee safety.

Specifically, the first voltage-reducing module 8 has an LC7202 chip, and the second voltage-reducing module 9 is provided with a SY8089 chip.

Specifically, the power management circuit 7 includes a power management chip 10 and a filter circuit 11, the model of the power management chip 10 is MT3905, and the filter circuit 11 is configured to filter the direct current input to the power management chip 10 and the direct current output to the power management chip 10.

In practical use, the filter circuit 11 includes a plurality of capacitors and a conventional RL filter circuit 11, an RC filter circuit 11, etc., and these structures are respectively disposed at the input end and the output end of the power management chip 10, so as to ensure that the input current and the output current of the power management chip 10 are respectively filtered, so that the output current is more stable.

The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.

Claims

1. The utility model provides a novel application circuit, includes controller, networking module and the module of charging, the connector of the equal external docking station of controller, networking module and the module of charging, the networking module is still external to have the network interface of docking station, and the module of charging is external to have the interface that charges of docking station, its characterized in that: the controller comprises a control chip, the model of the control chip is VL817, the control chip is provided with two output ends, and the two output ends are respectively connected with two USB interfaces of the docking station externally.

2. The novel application circuit of claim 1, wherein: networking module includes RJ45 chip and network filter, and the external docking station's of input of RJ45 chip connects the joint, and the external docking station's of RJ45 chip through network filter network connects.

3. The novel application circuit of claim 1, wherein: the control chip is connected with a power supply module, the power supply module comprises a power management circuit, a first voltage reduction module and a second voltage reduction module, the first voltage reduction module and the second voltage reduction module are both electrically connected with the power management circuit, the power management circuit is externally connected with a connector of the docking station and outputs 5V direct current, the first voltage reduction module is used for converting the 5V direct current into 3.3V direct current and transmitting the 3.3V direct current to the control chip, and the second voltage reduction module is used for converting the 5V direct current into 1.1V direct current and transmitting the 1.1V direct current to the control chip; the power management circuit is also used for supplying power to the network module and the charging module.

4. The novel application circuit of claim 3, wherein: the first voltage reduction module is provided with an LC7202 chip, and the second voltage reduction module is provided with a SY8089 chip.

5. A novel application circuit according to claim 3, characterized in that: the power supply management circuit comprises a power supply management chip and a filter circuit, wherein the power supply management chip is MT3905 in model, and the filter circuit is used for filtering direct current input into the power supply management chip and direct current output from the power supply management chip.

6. The utility model provides a docking station of high-efficient transmission, includes the shell, all sets up in joint, network interface, the interface and two USB interfaces that charge of shell, its characterized in that: the novel application circuit of any one of claims 1 to 5 is arranged in the housing.