CN219917848U - Docking station capable of being inserted by USB (universal serial bus) double - Google Patents

Abstract

The utility model relates to the technical field of digital equipment, in particular to a USB double-plug expansion dock, which comprises a expansion dock body, a double-head connecting wire, a control board arranged in the expansion dock body, a plurality of first TYPE-A interfaces arranged on one side of the expansion dock body and respectively electrically connected with the control board, a second TYPE-A interface arranged on one end of the expansion dock body and respectively electrically connected with the control board, and a TYPE-C interface; the both ends of double-end connecting wire are provided with TYPE-A plug and TYPE-C plug respectively, and TYPE-A plug is used for inserting second TYPE-A interface, and TYPE-C plug is used for inserting TYPE-C interface. The docking station can switch the TYPE-A interface or the TYPE-C interface according to the interfaces of the equipment, expands the use scene and is more convenient to use.

Description

Docking station capable of being inserted by USB (universal serial bus) double

Technical Field

The utility model relates to the technical field of digital equipment, in particular to a USB double-plug docking station.

Background

The docking station, also called a port replicator, is an external device specially designed for a notebook computer, and can enable the notebook computer to 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 one-stop mode by replicating or even expanding the port of the notebook computer.

The existing notebook is often insufficient due to lack of interfaces, so that a docking station is extended, but the existing commercially-sold docking station is generally provided with only one connecting wire, a plug of the connecting wire is one of a USB TYPE-A interface (hereinafter referred to as TYPE-A interface) or a USB TYPE-C interface (hereinafter referred to as TYPE-C interface), and some devices only have the TYPE-A interface or the TYPE-C interface, so that the problem that the interfaces cannot use the docking station is easily caused when the docking station is used, and the docking station is unchanged.

Disclosure of Invention

In order to overcome the defects and shortcomings in the prior art, the utility model aims to provide the USB dual-plug docking station which can switch TYPE-A interfaces or TYPE-C interfaces according to interfaces of equipment, expand use scenes and is more convenient to use.

The utility model is realized by the following technical scheme:

the USB double-plug docking station comprises a docking station body, a double-head connecting wire, a control board arranged in the docking station body, a plurality of first TYPE-A interfaces arranged on one side of the docking station body and respectively electrically connected with the control board, a second TYPE-A interface arranged on one end of the docking station body and respectively electrically connected with the control board, and a TYPE-C interface;

the both ends of double-end connecting wire are provided with TYPE-A plug and TYPE-C plug of mutual electric connection respectively, TYPE-A plug is used for inserting second TYPE-A interface, and TYPE-C plug is used for inserting TYPE-C interface.

The control board comprises a line concentration control module and an analog switch module, wherein the control ends of a plurality of first TYPE-A interfaces and the analog switch module are respectively and electrically connected with the control end of the line concentration control module, and the TYPE-A plugs and the TYPE-C plugs are respectively and electrically connected with the communication end of the analog switch module; the hub control module is used for controlling a plurality of first TYPE-A interfaces to conduct data transmission and charging, and the analog switch module is used for switching on and off the second TYPE-A interfaces and the TYPE-C interfaces.

The control end of the line concentration control module comprises a chip U1 with the model GL3510-QFN64, and the control end of the line concentration control module is a RXP_UP end, a RXN_UP end, a TXP_UP end, a TXN_UP end, a DM end, a DP end, a RXP_DS end, a RXN_DS end, a TXP_DS end and a TXN_DS end of the chip U1;

the first TYPE-A interface is respectively and electrically connected with a DM end, a DP end, a RXP_DS end, a RXN_DS end, a TXP_DS end and a TXN_DS end of the chip U1, and the control end of the analog switch module is respectively and electrically connected with a RXP_UP end, a RXN_UP end, a TXP_UP end and a TXN_UP end of the chip U1.

The second TYPE-a interface and the TYPE-C interface are further electrically connected to the DP0 end and the DM0 end of the chip U1, respectively.

The analog switch module comprises a chip U9 with the model of AW3401S, wherein the control end of the analog switch module is an A0+ end, an A0-end, an A1+ end and an A0-end of the chip U9, and the communication end of the analog switch module is a C0-end, a C0+ end, a B0-end, a B0+ end, a SEL end, a B1-end, a B1+ end, a B0-end and a B0+ end of the chip U9.

The A0+ end, the A0-end, the A1+ end and the A0-end of the chip U9 are respectively and electrically connected with the control end of the line concentration control module, the second TYPE-A interface is respectively and electrically connected with the C0-end, the C0+ end, the B0-end and the B0+ end of the chip U9, and the TYPE-C interface is respectively and electrically connected with the SEL end, the B1-end, the B1+ end, the B0-end and the B0+ end of the chip U9.

The utility model has the beneficial effects that:

according to the USB double-plug-in docking station, the second TYPE-A interface and the TYPE-C interface are arranged at one end of the docking station, and the TYPE-A plug and the double-head connecting wire of the TYPE-C plug are respectively arranged at two ends of the docking station; if the equipment which is externally connected with the device is only provided with the TYPE-C interface, the TYPE-A plug of the double-head connecting wire is inserted into the TYPE-A interface of the docking station, and the TYPE-C plug of the double-head connecting wire can be inserted into the TYPE-C interface of the external equipment. The utility model can switch the TYPE-A interface or the TYPE-C interface according to the interfaces of the equipment, can effectively expand the use scene and is more convenient to use.

Drawings

The utility model will be further described with reference to the accompanying drawings, in which embodiments do not constitute any limitation of the utility model, and other drawings can be obtained by one of ordinary skill in the art without inventive effort from the following drawings.

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is an exploded view of the present utility model.

Fig. 3 is a block diagram of the utility model.

Fig. 4 is a schematic diagram of a portion of the circuit of the control board.

Fig. 5 is another partial circuit schematic of the control board.

Reference numerals

The docking station body-100, the first TYPE-A interface-101, the second TYPE-A interface-102, the TYPE-C interface-103, the hub control module-104, the analog switch module-105,

double-ended connection wire-200, type-a plug-201, type-C plug-202,

the hub control module-301, the analog switch module-302.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model.

The docking station, also called a port replicator, is an external device specially designed for a notebook computer, and can enable the notebook computer to 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 one-stop mode by replicating or even expanding the port of the notebook computer.

The existing notebook is often insufficient due to lack of interfaces, so that a docking station is extended, but the existing commercially-sold docking station is generally provided with only one connecting wire, a plug of the connecting wire is one of a TYPE-A interface and a TYPE-C interface, and some devices are only the TYPE-A interface or the TYPE-C interface, so that the problem that the interfaces cannot be used for docking the docking station is easily caused when the docking station is used, and the docking station is unchanged.

In order to solve the above-mentioned problems, the present embodiment discloses a docking station capable of USB dual-plug, the structure of which is shown in fig. 1 and 2, the docking station includes a docking station body 100, a dual-head connection line 200, a control board disposed in the docking station body 100, a plurality of first TYPE-a interfaces 101 disposed at one side of the docking station body 100 and electrically connected to the control board respectively, a second TYPE-a interface 102 disposed at one end of the docking station body 100 and electrically connected to the control board respectively, and a TYPE-C interface 103; the two ends of the double-end connecting wire 200 are respectively provided with a TYPE-A plug 201 and a TYPE-C plug 202 which are electrically connected with each other, the TYPE-A plug 201 is used for being inserted into the second TYPE-A interface 102, and the TYPE-C plug 202 is used for being inserted into the TYPE-C interface 103.

Specifically, according to the USB dual-plug docking station, a second TYPE-A interface 102, a TYPE-C interface 103 and a double-head connecting wire 200 with a TYPE-A plug 201 and a TYPE-C plug 202 respectively arranged at two ends are arranged at one end of the docking station, if the device is required to be externally connected with the TYPE-A interface, the TYPE-C plug 202 of the double-head connecting wire 200 is inserted into the TYPE-C interface 103 of the docking station, and the TYPE-A plug 201 of the double-head connecting wire 200 can be inserted into the TYPE-A interface of an external device, so that the use of the docking station is realized; if the device to be externally connected with the utility model has only the TYPE-C interface 103, the TYPE-A plug 201 of the double-ended connection wire 200 is inserted into the TYPE-A interface of the docking station, and the TYPE-C plug 202 of the double-ended connection wire 200 can be inserted into the TYPE-C interface 103 of the external device. The utility model can switch the TYPE-A interface or the TYPE-C interface 103 according to the interfaces of the equipment, so that the use scene can be effectively expanded, and the use is more convenient.

Specifically, as can be seen from fig. 3, the control board includes a hub control module 301 and an analog switch module 302, control ends of a plurality of first TYPE-a interfaces 101 and analog switch modules 302 are respectively electrically connected with the control end of the hub control module 301, and the TYPE-a plugs 201 and TYPE-C plugs 202 are respectively electrically connected with communication ends of the analog switch modules 302; the hub control module 301 is configured to control the plurality of first TYPE-a interfaces 101 to perform data transmission and charging, and the analog switch module 302 is configured to switch on and off the second TYPE-a interfaces 102 and the TYPE-C interfaces 103.

Further, as can be seen from fig. 4, the hub control module 301 includes a chip U1 with a model GL3510-QFN64, and the control terminals of the hub control module 301 are a rxp_up terminal, a rxn_up terminal, a txp_up terminal, a txn_up terminal, a DM terminal, a DP terminal, a rxp_ds terminal, a rxn_ds terminal, a txp_ds terminal, and a txn_ds terminal of the chip U1; the first TYPE-a interface 101 is electrically connected to the DM end, the DP end, the rxp_ds end, the rxn_ds end, the txp_ds end, and the txn_ds end of the chip U1, and the control end of the analog switch module 302 is electrically connected to the rxp_up end, the rxn_up end, the txp_up end, and the txn_up end of the chip U1, respectively.

In this embodiment, the chip U1 may perform low-power consumption, configurable hub control on the four interfaces; in addition, the second TYPE-a interface 102 and the TYPE-C interface 103 are electrically connected to the DP0 end and the DM0 end of the chip U1, respectively, and the second TYPE-a interface 102 and the TYPE-C interface 103 perform data transmission of the USB2.0 protocol through the chip U1, so as to improve compatibility.

It should be noted that, because the number of the first TYPE-a interfaces 101 is four in this embodiment, the DM end, the DP end, the rxp_dsend, the rxn_dsend, the txp_dsend, and the txn_dsend of the control end of the chip U1 in this embodiment are respectively connected to ports with corresponding numbers, for example, the first TYPE-a interface 101 is electrically connected to the DM1 end, the DP1 end, the rxp_ds1 end, the rxn_ds1 end, the txp_ds1 end, the second first TYPE-a interface 101 is electrically connected to the DM2 end, the DP2 end, the rxp_ds2 end, the rxn_ds2 end, the txp_ds2 end, and so on.

Further, as can be seen from fig. 5, the analog switch module 302 includes a chip U9 with a model AW3401S, the control terminals of the analog switch module 302 are the a0+ terminal, the A0-terminal, the a1+ terminal and the A0-terminal of the chip U9, and the communication terminals of the analog switch module 302 are the C0-terminal, the c0+ terminal, the B0-terminal, the b0+ terminal, the SEL terminal, the B1-terminal, the b1+ terminal, the B0-terminal and the b0+ terminal of the chip U9. The A0+, A0-, A1+ and A0-ends of the chip U9 are electrically connected with the control end of the hub control module 301, the second TYPE-A interface 102 is electrically connected with the C0-, C0+, B0-and B0+ ends of the chip U9, and the TYPE-C interface 103 is electrically connected with the SEL, B1-, B1-, B0-and B0+ ends of the chip U9.

In this embodiment, the chip U9 is a USB3.1 analog data switch with a bandwidth of 10GHz, and can be used as a 2 in 1 out or 1 in 2 out signal switch, so as to meet the switching requirements of the second TYPE-a interface 102 and the TYPE-C interface 103 in this embodiment.

The present utility model is not limited to the preferred embodiments, but is intended to be limited to the following description, and any modifications, equivalent changes and variations in light of the above-described embodiments will be apparent to those skilled in the art without departing from the scope of the present utility model.

Claims (5)

1. The utility model provides a but expansion yard of USB double insert, includes the expansion yard body, sets up in the internal control panel of expansion yard and sets up in expansion yard body one side and be connected its characterized in that with the control panel electricity respectively a plurality of first TYPE-A interfaces: the docking station further comprises a double-head connecting wire, a second TYPE-A interface and a TYPE-C interface, wherein the second TYPE-A interface and the TYPE-C interface are arranged at one end of the docking station body and are respectively and electrically connected with the control board;

the both ends of double-end connecting wire are provided with TYPE-A plug and TYPE-C plug of mutual electric connection respectively, TYPE-A plug is used for inserting second TYPE-A interface, and TYPE-C plug is used for inserting TYPE-C interface.

2. The USB dual-plug docking station of claim 1, wherein: the control board comprises a line concentration control module and an analog switch module, wherein the control ends of a plurality of first TYPE-A interfaces and the analog switch module are respectively and electrically connected with the control end of the line concentration control module, and the TYPE-A plugs and the TYPE-C plugs are respectively and electrically connected with the communication end of the analog switch module;

the hub control module is used for controlling a plurality of first TYPE-A interfaces to conduct data transmission and charging, and the analog switch module is used for switching on and off the second TYPE-A interfaces and the TYPE-C interfaces.

3. The USB dual-plug docking station of claim 2, wherein: the line concentration control module comprises a chip U1 with the model GL3510-QFN64, wherein the control end of the line concentration control module is a RXP_UP end, a TXP_UP end, a TXN_UP end, a DM end, a DP end, a RXP_DS end, a RXN_DS end, a TXP_DS end and a TXN_DS end of the chip U1;

the first TYPE-A interface is respectively and electrically connected with a DM end, a DP end, a RXP_DS end, a RXN_DS end, a TXP_DS end and a TXN_DS end of the chip U1, and the control end of the analog switch module is respectively and electrically connected with a RXP_UP end, a RXN_UP end, a TXP_UP end and a TXN_UP end of the chip U1.

4. The USB dual-plug docking station of claim 3, wherein: the second TYPE-A interface and the TYPE-C interface are also respectively and electrically connected with the DP0 end and the DM0 end of the chip U1.

5. The USB dual-plug docking station of claim 2, wherein: the analog switch module comprises a chip U9 with the model of AW3401S, wherein the control end of the analog switch module is an A0+ end, an A0-end, an A1+ end and an A0-end of the chip U9, and the communication end of the analog switch module is a C0-end, a C0+ end, a B0-end, a B0+ end, a SEL end, a B1-end, a B1+ end, a B0-end and a B0+ end of the chip U9;

the A0+ end, the A0-end, the A1+ end and the A0-end of the chip U9 are respectively and electrically connected with the control end of the line concentration control module, the second TYPE-A interface is respectively and electrically connected with the C0-end, the C0+ end, the B0-end and the B0+ end of the chip U9, and the TYPE-C interface is respectively and electrically connected with the SEL end, the B1-end, the B1+ end, the B0-end and the B0+ end of the chip U9.