CN2678195Y

CN2678195Y - Improved USB hub structure

Info

Publication number: CN2678195Y
Application number: CN 200320111863
Authority: CN
Inventors: 曹赐正
Original assignee: Good Way Tech Co Ltd
Current assignee: Good Way Tech Co Ltd
Priority date: 2003-12-29
Filing date: 2003-12-29
Publication date: 2005-02-09
Anticipated expiration: 2013-12-29

Abstract

The utility model discloses an improved structure of USB concentrator, the side of which is provided with a USB ascending socket connected with a computer host, a plurality of USB descending sockets which are externally expanded and can be connected with peripheral devices, and a power socket used for supplying the USB concentrator to normally operate; wherein, at least one charging USB socket is added on the USB concentrator, and the power supply of the charging USB socket is branched by the positive and negative pins of other USB sockets; therefore, a user can utilize a common USB plug to be butted with a USB charging socket of the USB concentrator, and then the electric appliance at the other end of the USB plug can be charged and powered, so that the aim of directly charging and powering the small electric appliance is fulfilled.

Description

The usb hub improved structure

Affiliated technical field

The utility model relates to a kind of structure of usb hub, especially refer to that a kind of user can utilize general USB plug to butt up against the USB charging socket of usb hub, just can the electrical equipment charging and power supply of the USB plug other end be reached directly to the usb hub improved structure of compact electric apparatus charging with power supply.

Background technology

Present science and technology is not still maked rapid progress, and beat all utility model is usually arranged all, and be in multimedia era we, just can see through the high-tech utility model and enjoy high-quality life, just as the development of computer, the work that not only replaces a large amount of manpowers of the past needs just can finish, and Computer Processing, the speed of data computation, more progress greatly along with the technology of microprocessor, the relative interface equipment that is connected with main frame will and then increase, and the connector of present interface equipment all is USB (universal serial port), to reach with the purpose of inserting with usefulness, so, the USB corresponding joints of main frame but is quite limited, expands the purpose of using so just must reach by the function of usb hub this moment;

This usb hub, cording have the up socket of a USB who is connected with main frame, four external expansions can connect the descending socket of the USB that establishes peripheral device, and a supply socket in order to the normal operation of supply usb hub; By this, this main frame can see through the USB transmission line and be connected with the up socket of the USB of usb hub, makes that the not enough USB socket of main frame script can be expanded, and provides other peripheral device winding to use.

So, more present small-sized electrical equipment (as mobile phone, MP3, carry-on dish .. etc.), be connected the transmission of doing data though can see through the USB transmission line with the descending socket of the USB of the usb hub of commonly using, simultaneously to these compact electric apparatus power supplies, if but some compact electric apparatus will take the descending socket of USB that can do transfer of data not when doing transfer of data, so when in case these compact electric apparatus do not have electricity, must be in addition with the charger charging, in order to avoid taken the descending socket of USB; Moreover, at present there are some to have the compact electric apparatus of USB plug again on the market, simple as long as the USB supply power, but do not do the transmission of any data, as USB desk lamp, USB massager, USB heat keeper .. etc., these do not do the compact electric apparatus of transfer of data, but can only lean on the descending socket power supply of USB, this has taken the function of USB data transmission beyond doubt, if can the DC power supply that it is inner be used, just can save the expense of buying charger, nor must take descending socket of USB or general supply socket.

The utility model content

Because the above-mentioned every shortcoming of usb hub of commonly using, it does not reach perfection utility model people's thoughts, then exhausting the concentrated research of its intelligence overcomes, being engaged in this industry with it accumulates experience for many years, and then develop a kind of usb hub improved structure, the user can utilize general USB plug to butt up against the USB charging socket of usb hub, just can the electrical equipment charging and power supply of the USB plug other end be reached directly to compact electric apparatus charging and the effect person of the power supply.

By being, the main purpose of the utility model, promptly at a kind of usb hub improved structure of design, the user can utilize general USB plug to butt up against the USB charging socket of usb hub, just can the electrical equipment charging and power supply of the USB plug other end be reached directly to compact electric apparatus charging and the effect person of the power supply.

For reaching above-mentioned purpose, the utility model is achieved in that a kind of usb hub improved structure, its side cording has the up socket of a USB who is connected with main frame, several external expansions can connect the descending socket of the USB that establishes peripheral device, and a supply socket in order to the normal operation of supply usb hub; Wherein, setting up one on usb hub at least can be for the USB charging socket of charging, and the power supply of this USB charging socket system is by the positive and negative pin tap of other USB socket; By this, the user can utilize general USB plug to butt up against the USB charging socket of usb hub, just can the electrical equipment charging and power supply of the USB plug other end be reached directly to compact electric apparatus charging and the effect person of the power supply.

Description of drawings:

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

Fig. 2 is the circuit box reference diagram of the utility model.

Fig. 3 is the circuit reference diagram of the utility model.

Figure number is described as follows:

1.....USB the up socket of hub 2....USB

3....USB descending socket 4....... supply socket

5....USB charging socket

Embodiment:

Be further to understand purpose, feature and the effect of the utility model,, and cooperate appended graphicly, the utility model is described in detail now by following concrete embodiment, illustrate as after:

Seeing also Fig. 1, is the schematic perspective view of the utility model.As shown in the figure: this usb hub 1, cording have the up socket of a USB who is connected with main frame 2, four external expansions can connect the descending socket 3 of the USB that establishes peripheral device, and a supply socket 4 in order to 1 normal operation of supply usb hub; Wherein, at least setting up one on usb hub 1 can be for the USB charging socket 5 of charging, (can cooperate with reference to figure 2,3, be respectively the circuit box reference diagram of the utility model, and the circuit reference diagram by other USB socket 3 positive and negative pin taps in the power supply system of this USB charging socket 5; In addition, because of the original circuit of usb hub is a known techniques, be not the technical characterictic of the utility model, so, no longer given unnecessary details at this; ), moreover, above-mentioned a pair of four usb hub, it only is the example that describes in detail, so,, be involved in inner structure, the device that divides the USB charging socket that picks out of usb hub such as not as limitation, the technology that is all this creation comprises, for example: the descending socket power branch of USB of the interior usb hub of interconnecting device (Docking Station) is picked out more than one USB charging socket.

Structure design by the utility model, make the interior chip of general usb hub support four or seven output ports (being the descending seat of USB) originally, be modified to the output port more than five or eight, not only break through the number specification of original standard output port, also broken through of the restriction of its inside chip to output port, and have more more than one as the USB charging socket of charging with power supply, the user can utilize general USB plug to butt up against the USB charging socket of usb hub, just can the electrical equipment charging and power supply of the USB plug other end be reached directly to compact electric apparatus charging and the effect person of the power supply.

Brought forward is described, and the usb hub innovation is commonly used in the design of the utility model, and tool is practical and the characteristic and the value of utilization, and tool progressive and improvement property close the legal important document in novel patent fully.

Though the utility model discloses as above with a preferred embodiment, be not in order to limit the scope of the utility model enforcement.Anyly have the knack of this skill person, in the spirit and scope that do not break away from this creation, when doing a little change and retouching, promptly all equalizations of doing according to the utility model change and modify, should be the utility model claim and contain, it defines and should be as the criterion with claim.

Claims

1. An improved structure of a USB hub, the side of which has a USB uplink socket connected to a host computer, several USB downlink sockets for external expansion that can be connected to peripheral devices, and a power socket for supplying the normal operation of the USB hub; And it is characterized in that: at least one USB charging socket for charging is added on the USB hub, and the power supply of the USB charging socket is tapped from the positive and negative pins of other USB sockets.